/* EasyWeb School 메인 스타일시트 */

:root {
  --surface-page: #f4f6f8;
  --surface-blue: #f1f6fb;
  --surface-teal: #f1f8f6;
  --surface-amber: #faf7ef;
  --surface-neutral: #f7f8fa;
  --line-soft: #d5dee8;
  --accent-blue-muted: #3d6588;
  --accent-teal-muted: #3d746d;
  --accent-amber-muted: #876f3b;
}

/* --- 기본 리셋 및 공통 스타일 --- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background-color: #f6f7f9;
}

body {
  font-family: 'NanumSquareRound', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: #f6f7f9;
  color: #1f2937;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  font-size: 15px;
  line-height: 1.5;
}

button, input, select {
  font-family: inherit;
  font-size: inherit;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

.hidden {
  display: none !important;
}

/* --- 공통 버튼 스타일 --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  gap: 8px;
  min-width: 0;
  max-width: 100%;
  line-height: 1.35;
  text-align: center;
  white-space: normal;
}

.btn:disabled,
button:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.btn:disabled:hover {
  filter: none;
}

.btn-primary {
  background-color: #2563eb;
  color: white;
}

.btn-primary:hover {
  background-color: #1d4ed8;
}

.btn-secondary {
  background-color: #ffffff;
  border-color: #d1d5db;
  color: #374151;
}

.btn-secondary:hover {
  background-color: #cbd5e1;
}

.btn-danger {
  background-color: #ef4444;
  color: white;
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-primary:disabled:hover {
  background-color: #2563eb;
}

.btn-secondary:disabled:hover {
  background-color: #ffffff;
}

.btn-danger:disabled:hover {
  background-color: #ef4444;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
  border-radius: 8px;
}

.help-button {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 5000;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  background-color: #ffffff;
  color: #2563eb;
  font-size: 18px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.12);
}

.help-button:hover {
  border-color: #2563eb;
  background-color: #eff6ff;
}

/* --- 홈 대시보드 --- */
.dashboard-container {
  max-width: 920px;
  margin: 0 auto;
  padding: 64px 24px 32px;
  height: 100vh;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.dashboard-container > * {
  flex-shrink: 0;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 38px;
  margin-bottom: 32px;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  white-space: nowrap;
  color: #0f172a;
  font-size: 16px;
  font-weight: 800;
  text-decoration: none;
}

.site-brand img {
  width: 34px;
  height: 34px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: nowrap;
  justify-content: flex-end;
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 2px;
  scrollbar-width: thin;
}

.site-nav > a,
.site-nav > button {
  flex: 0 0 auto;
}

.site-nav a,
.footer-link {
  color: #334155;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 10px 6px;
  border-bottom: 3px solid transparent;
  border-radius: 4px;
  white-space: nowrap;
}

.site-nav a:hover,
.footer-link:hover {
  color: #1d4ed8;
}

.site-nav a:hover {
  background: #f8fafc;
}

.site-nav .site-nav-download {
  border: 1px solid #93c5fd;
  background: #eff6ff;
  color: #1d4ed8;
}

.dashboard-header {
  margin-bottom: 24px;
}

.dashboard-header h1 {
  font-size: 28px;
  color: #0f172a;
  margin-bottom: 6px;
}

.dashboard-header p {
  color: #6b7280;
  font-size: 15px;
}

.device-capability-panel {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.4fr);
  gap: 18px;
  margin-bottom: 20px;
  padding: 16px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
}

.device-capability-heading {
  display: grid;
  align-content: start;
  gap: 8px;
  min-width: 0;
}

.device-capability-heading > span {
  width: fit-content;
  max-width: 100%;
  padding: 3px 7px;
  border-radius: 6px;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 11px;
  font-weight: 800;
}

.device-capability-heading h2 {
  margin-bottom: 3px;
  color: #0f172a;
  font-size: 16px;
}

.device-capability-heading p {
  color: #64748b;
  font-size: 12px;
  line-height: 1.55;
}

.device-capability-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.device-capability-list > div {
  display: grid;
  align-content: center;
  gap: 4px;
  min-height: 68px;
  padding: 10px 11px 10px 30px;
  border: 1px solid #dbe3ef;
  border-radius: 7px;
  background: #f8fafc;
  position: relative;
}

.device-capability-list > div::before {
  position: absolute;
  top: 14px;
  left: 11px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #64748b;
  content: "";
}

.device-capability-list > div[data-state="available"]::before { background: #16a34a; }
.device-capability-list > div[data-state="limited"]::before { background: #ea580c; }
.device-capability-list > div[data-state="unavailable"]::before { background: #dc2626; }

.device-capability-list strong {
  color: #334155;
  font-size: 12px;
}

.device-capability-list span {
  color: #64748b;
  font-size: 11px;
  line-height: 1.4;
}

.mobile-web-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin: -4px 0 20px;
  padding: 12px 2px;
  border-top: 1px solid #dbe3ef;
  border-bottom: 1px solid #dbe3ef;
}

.mobile-web-status-copy {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.mobile-web-status-mark {
  display: inline-flex;
  flex: 0 0 38px;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 7px;
  background: #e0f2fe;
  color: #0369a1;
  font-size: 10px;
  font-weight: 900;
}

.mobile-web-status-copy div {
  min-width: 0;
}

.mobile-web-status-copy strong {
  display: block;
  color: #0f172a;
  font-size: 13px;
}

.mobile-web-status-copy p {
  margin-top: 2px;
  color: #64748b;
  font-size: 12px;
  line-height: 1.45;
}

.mobile-web-status .btn {
  flex: 0 0 auto;
  min-height: 42px;
}

.network-status {
  position: fixed;
  left: 50%;
  bottom: max(12px, env(safe-area-inset-bottom));
  z-index: 9000;
  width: min(calc(100% - 24px), 620px);
  padding: 10px 14px;
  transform: translateX(-50%);
  border: 1px solid #fdba74;
  border-radius: 7px;
  background: #fff7ed;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.16);
  color: #9a3412;
  font-size: 12px;
  font-weight: 750;
  line-height: 1.45;
  text-align: center;
}

.network-status[data-state="online"] {
  border-color: #86efac;
  background: #f0fdf4;
  color: #166534;
}

body.mobile-preview-open .network-status {
  display: none !important;
}

/* 새 프로젝트와 기존 프로젝트 시작 선택 */
.project-start-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.project-action-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 390px;
  padding: 22px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  background: #ffffff;
}

.project-action-new {
  border-color: #93c5fd;
  box-shadow: inset 0 3px 0 #2563eb;
}

.hero-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 24px;
  padding: 0 8px;
  margin-bottom: 12px;
  border-radius: 6px;
  background-color: #eff6ff;
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
}

.hero-icon-neutral {
  background: #f1f5f9;
  color: #475569;
}

.project-action-card h2 {
  font-size: 20px;
  color: #0f172a;
  margin-bottom: 6px;
}

.project-action-card > p {
  color: #6b7280;
  margin-bottom: 14px;
  font-size: 14px;
}

.project-action-steps {
  width: 100%;
  display: grid;
  gap: 8px;
  margin: 4px 0 16px;
  list-style: none;
}

.project-action-steps li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  color: #475569;
  font-size: 13px;
  font-weight: 700;
}

.project-action-steps b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #dbeafe;
  color: #1d4ed8;
  font-size: 12px;
}

.project-action-card .project-location-note {
  margin-top: auto;
  margin-bottom: 12px;
  padding-left: 10px;
  border-left: 3px solid #60a5fa;
  color: #475569;
  font-size: 12px;
  font-weight: 700;
}

.existing-project-example {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
  margin: 12px 0 20px;
  padding-top: 14px;
  border-top: 1px solid #e2e8f0;
}

.existing-project-example strong {
  grid-column: 1 / -1;
  color: #334155;
  font-size: 12px;
}

.existing-project-example span {
  overflow: hidden;
  color: #64748b;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-action-button {
  width: 100%;
  min-height: 42px;
  margin-top: auto;
}

.learning-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  margin: 0 -24px;
  padding: 22px 24px;
  border-top: 1px solid #a7f3d0;
  border-bottom: 1px solid #a7f3d0;
  background: #ecfdf5;
}

.learning-band-label {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 7px;
  border-radius: 6px;
  background: #d1fae5;
  color: #047857;
  font-size: 11px;
  font-weight: 800;
}

.learning-band h2 {
  margin: 5px 0 4px;
  color: #0f172a;
  font-size: 18px;
}

.learning-band p {
  max-width: 620px;
  color: #475569;
  font-size: 14px;
}

.learning-band-button {
  flex: 0 0 auto;
  border-color: #6ee7b7;
  color: #047857;
  text-decoration: none;
}

.learning-band-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.learning-band-actions .btn-primary {
  border-color: #047857;
  background: #047857;
  color: #ffffff;
}

.app-download-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  margin: 0 -24px 28px;
  padding: 22px 24px;
  border-top: 1px solid #bfdbfe;
  border-bottom: 1px solid #bfdbfe;
  background: #eff6ff;
}

.app-download-copy {
  min-width: 0;
}

.app-download-label,
.download-eyebrow,
.platform-name {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 7px;
  border-radius: 6px;
  background: #dbeafe;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 800;
}

.app-download-band h2 {
  margin: 5px 0 4px;
  color: #0f172a;
  font-size: 18px;
}

.app-download-band p {
  max-width: 620px;
  color: #475569;
  font-size: 14px;
}

.app-download-link {
  flex: 0 0 auto;
  border-color: #93c5fd;
  color: #1d4ed8;
  text-decoration: none;
}

.desktop-launcher-panel {
  background-color: #ffffff;
  border: 1px solid #c7d2fe;
  border-radius: 8px;
  padding: 18px;
  margin-bottom: 24px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
  align-items: center;
}

.desktop-launcher-copy h2 {
  font-size: 18px;
  color: #0f172a;
  margin-bottom: 4px;
}

.desktop-launcher-copy p {
  color: #475569;
  font-size: 14px;
}

.desktop-launcher-copy code {
  padding: 2px 5px;
  border-radius: 5px;
  background-color: #eef2ff;
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.desktop-launcher-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: flex-end;
}

.desktop-launcher-status {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr minmax(260px, 360px);
  gap: 10px;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid #e5e7eb;
  color: #475569;
  font-size: 13px;
}

.native-server-url {
  border: 1px solid #d1d5db;
  background-color: #f8fafc;
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  padding: 8px 10px;
  border-radius: 8px;
}

/* 최근 프로젝트 섹션 */
.section-title {
  font-size: 15px;
  font-weight: bold;
  color: #374151;
  margin-bottom: 10px;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
  overflow-y: auto;
  flex: 1 0 170px;
}

.project-card {
  background-color: white;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s;
}

.project-card:hover {
  border-color: #9ca3af;
}

.project-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.folder-icon {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0;
}

.project-card-title {
  font-weight: bold;
  font-size: 16px;
  color: #0f172a;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.project-card-meta {
  font-size: 12px;
  color: #94a3b8;
  margin-bottom: 16px;
}

.project-card-actions {
  margin-top: auto;
  display: flex;
  justify-content: flex-start;
  gap: 8px;
}

.project-card-actions .btn-open {
  flex: 1;
  background-color: #0284c7;
  color: white;
}

.project-card-actions .btn-delete {
  background-color: #fee2e2;
  color: #ef4444;
}

.project-card-actions .btn-delete:hover {
  background-color: #fecaca;
}

/* 빈 목록 및 모달 */
.empty-recent {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: #94a3b8;
  background: #f8fafc;
  border: 2px dashed #e2e8f0;
  border-radius: 16px;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  background-color: rgba(15, 23, 42, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 16px;
  overflow-y: auto;
}

.modal-box {
  background-color: white;
  padding: 32px;
  border-radius: 8px;
  max-width: 480px;
  width: 90%;
  max-height: calc(100vh - 32px);
  max-height: calc(100dvh - 32px);
  overflow-y: auto;
  overscroll-behavior: contain;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
  text-align: center;
  scrollbar-gutter: stable;
}

.help-modal-overlay {
  z-index: 8000;
}

.help-modal-box {
  max-width: 620px;
  text-align: left;
}

.help-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.help-modal-header h2 {
  font-size: 22px;
  color: #0f172a;
}

.help-eyebrow,
.guide-eyebrow {
  margin: 0 0 4px !important;
  color: #2563eb !important;
  font-size: 12px !important;
  font-weight: 800;
}

.help-close-button {
  border: 1px solid #d1d5db;
  border-radius: 8px;
  background-color: #ffffff;
  color: #374151;
  padding: 6px 10px;
  cursor: pointer;
  font-weight: 700;
}

.help-modal-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex: 0 0 auto;
}

.project-file-tree {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: 4px;
  padding: 13px 14px;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  background: #f8fafc;
  color: #334155;
  text-align: left;
}

.project-tree-root,
.project-tree-row code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.project-tree-root {
  color: #0f172a;
  font-size: 13px;
  line-height: 1.45;
}

.project-tree-row {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 3px 6px;
  font-size: 12px;
  line-height: 1.45;
}

.project-tree-row > span:first-child {
  width: 18px;
  flex: 0 0 18px;
  color: #94a3b8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.project-tree-row code {
  min-width: 0;
  color: #334155;
  font-size: inherit;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.project-tree-row small {
  min-width: 0;
  margin-left: auto;
  color: #64748b;
  font-size: 10px;
  line-height: 1.4;
  text-align: right;
}

.project-tree-depth-2 {
  padding-left: 22px;
}

.project-tree-optional code {
  color: #475569;
}

.help-project-tree {
  margin-bottom: 18px;
}

.help-steps {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-left: 22px;
  color: #374151;
  font-size: 15px;
}

.help-action-guide,
.help-version-guide,
.help-file-guide {
  margin-bottom: 18px;
}

.help-action-guide h3,
.help-version-guide h3,
.help-file-guide h3 {
  margin-bottom: 10px;
  color: #0f172a;
  font-size: 16px;
}

.help-action-list {
  display: grid;
  gap: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid #dbe3ef;
  border-bottom: 1px solid #dbe3ef;
}

.help-action-list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 11px 0;
  border-bottom: 1px solid #eef2f7;
}

.help-action-list li:last-child {
  border-bottom: 0;
}

.help-action-list > li > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #2563eb;
  color: #ffffff;
  font-size: 12px;
  font-weight: 800;
}

.help-action-list strong {
  color: #0f172a;
  font-size: 14px;
}

.help-action-list p {
  margin: 2px 0 0 !important;
  color: #64748b !important;
  font-size: 13px !important;
  line-height: 1.45;
}

.help-version-guide {
  padding: 14px;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  background: #f8fafc;
}

.help-version-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 10px;
  padding: 8px 0;
  color: #475569;
  font-size: 13px;
}

.help-version-row + .help-version-row {
  border-top: 1px solid #e2e8f0;
}

.help-version-row strong {
  color: #0f172a;
}

.help-steps code,
.help-tip code,
.help-faq code {
  padding: 2px 5px;
  border-radius: 5px;
  background-color: #eef2ff;
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
}

.help-faq {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid #e2e8f0;
  display: grid;
  gap: 10px;
}

.help-faq h3 {
  margin-bottom: 10px;
  color: #0f172a;
  font-size: 16px;
}

.help-faq-item {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  background-color: #f8fafc;
  color: #374151;
  font-size: 14px;
}

.help-faq-question {
  color: #0f172a;
  font-weight: 800;
}

.help-tip {
  margin: 18px 0;
  padding: 12px;
  border-radius: 8px;
  background-color: #eff6ff;
  color: #1e3a8a;
  font-weight: 700;
}

.help-confirm-button {
  width: 100%;
}

.modal-box h3 {
  font-size: 20px;
  color: #0f172a;
  margin-bottom: 12px;
}

.modal-box p {
  font-size: 14px;
  color: #64748b;
  margin-bottom: 24px;
}

.modal-steps {
  text-align: left;
  background-color: #f8fafc;
  padding: 16px 20px;
  border-radius: 8px;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.m-step {
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
}

.m-step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background-color: #2563eb;
  color: white;
  border-radius: 50%;
  font-size: 12px;
  font-weight: bold;
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
}

.modal-actions .btn {
  min-width: 150px;
}

.desktop-app-mobile-modal-box {
  max-width: 520px;
  text-align: left;
}

.desktop-app-mobile-label {
  display: block;
  margin-bottom: 8px;
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 800;
}

.desktop-app-mobile-modal-box h2 {
  margin: 0 0 10px;
  color: #0f172a;
  font-size: 22px;
  line-height: 1.35;
}

.desktop-app-mobile-modal-box > p {
  margin-bottom: 18px;
  line-height: 1.65;
}

.desktop-app-mobile-support {
  display: grid;
  margin-bottom: 20px;
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
}

.desktop-app-mobile-support span {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 10px;
  padding: 10px 2px;
  color: #475569;
  font-size: 13px;
  line-height: 1.5;
}

.desktop-app-mobile-support span + span {
  border-top: 1px solid #e2e8f0;
}

.desktop-app-mobile-support strong {
  color: #0f172a;
}

.desktop-app-mobile-actions {
  justify-content: flex-start;
}

.desktop-app-mobile-actions a {
  text-decoration: none;
}

.folder-check-modal {
  max-width: 560px;
  text-align: left;
}

.folder-check-status {
  margin-bottom: 12px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
}

.folder-check-status.ready {
  background-color: #ecfdf5;
  color: #047857;
}

.folder-check-status.warning {
  background-color: #fff7ed;
  color: #c2410c;
}

.folder-check-list {
  max-height: 260px;
  overflow: auto;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
}

.folder-check-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 12px;
  border-bottom: 1px solid #eef2f7;
  color: #334155;
  font-size: 13px;
}

.folder-check-list li:last-child {
  border-bottom: 0;
}

.folder-check-file-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.new-project-modal,
.new-project-location-modal,
.project-created-modal {
  max-width: 560px;
  text-align: left;
}

.wizard-step-label,
.project-created-mark {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  margin-bottom: 10px;
  padding: 3px 8px;
  border-radius: 6px;
  background: #dbeafe;
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 800;
}

.project-name-field {
  display: grid;
  gap: 7px;
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.project-name-field input {
  width: 100%;
  min-height: 44px;
  padding: 9px 12px;
  border: 1px solid #94a3b8;
  border-radius: 8px;
  background: #ffffff;
  color: #0f172a;
  font-size: 15px;
}

.project-name-field input[aria-invalid="true"] {
  border-color: #ef4444;
  background: #fff7f7;
}

.modal-box .project-name-error {
  min-height: 20px;
  margin: 5px 0 8px;
  color: #b91c1c;
  font-size: 12px;
  font-weight: 700;
}

.project-location-preview,
.project-created-location {
  display: grid;
  gap: 3px;
  margin-bottom: 18px;
  padding: 11px 12px;
  border-left: 3px solid #60a5fa;
  background: #f8fafc;
}

.project-location-preview span,
.project-created-location span {
  color: #64748b;
  font-size: 11px;
  font-weight: 800;
}

.project-location-preview strong,
.project-created-location strong {
  overflow-wrap: anywhere;
  color: #334155;
  font-size: 13px;
}

.new-project-modal-actions {
  justify-content: flex-end;
}

.location-safety-note {
  margin-bottom: 20px;
  padding: 10px 12px;
  border: 1px solid #bbf7d0;
  border-radius: 8px;
  background: #f0fdf4;
  color: #166534;
  font-size: 12px;
  font-weight: 700;
}

.project-created-mark {
  background: #dcfce7;
  color: #15803d;
}

.project-created-files {
  display: grid;
  gap: 6px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.project-created-files li {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid #e2e8f0;
}

.browser-project-warning,
.browser-import-limit,
.guide-device-limit {
  border: 1px solid #fdba74;
  border-radius: 8px;
  background: #fff7ed;
  color: #9a3412;
}

.browser-project-warning {
  margin: 12px 0;
  padding: 10px 12px;
  font-size: 12px;
  line-height: 1.55;
}

.browser-import-limit {
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr);
  gap: 7px 10px;
  margin: 14px 0;
  padding: 12px;
  font-size: 12px;
  line-height: 1.5;
}

.browser-import-limit strong {
  color: #9a3412;
}

.browser-import-limit span {
  color: #7c2d12;
}

.project-created-files strong {
  color: #0f172a;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}

.project-created-files span {
  color: #64748b;
  font-size: 12px;
}

.project-created-confirm {
  width: 100%;
}

.starter-choice-modal {
  max-width: 720px;
  text-align: left;
}

.starter-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 14px;
}

.starter-choice {
  width: 100%;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 14px;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  background-color: #ffffff;
  color: #334155;
  text-align: left;
  cursor: pointer;
}

.starter-choice:hover {
  border-color: #2563eb;
  background-color: #f8fbff;
}

.starter-choice.recommended {
  border-color: #2563eb;
  box-shadow: inset 0 0 0 1px #2563eb;
}

.starter-choice-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.starter-choice-head strong {
  color: #0f172a;
  font-size: 16px;
}

.starter-choice-head em {
  flex: 0 0 auto;
  padding: 3px 7px;
  border-radius: 999px;
  background-color: #eff6ff;
  color: #1d4ed8;
  font-size: 11px;
  font-style: normal;
  font-weight: 800;
}

.starter-choice-summary {
  color: #0f172a;
  font-weight: 800;
}

.starter-choice-detail {
  color: #64748b;
  font-size: 13px;
}

.starter-project-tree {
  margin-top: auto;
  padding: 10px 11px;
}

.starter-cancel-button {
  width: 100%;
}

/* --- 코딩 실험실 --- */
.workspace-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  height: 100dvh;
}

/* 상단 네비게이션 헤더 */
.workspace-header {
  background-color: white;
  border-bottom: 1px solid #e5e7eb;
  padding: 8px 16px 9px 60px;
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  grid-template-areas:
    "primary-nav primary-nav"
    "project status";
  align-items: center;
  gap: 8px 12px;
  min-height: 96px;
  flex-shrink: 0;
}

.workspace-primary-nav {
  grid-area: primary-nav;
  display: flex;
  align-items: center;
  gap: 2px;
  min-width: 0;
  overflow-x: auto;
  padding-bottom: 6px;
  border-bottom: 1px solid #e2e8f0;
  scrollbar-width: thin;
}

.workspace-primary-nav a,
.workspace-primary-nav button {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  min-height: 32px;
  padding: 6px 9px 5px;
  border: 0;
  border-bottom: 3px solid transparent;
  border-radius: 4px;
  background: transparent;
  color: #475569;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}

.workspace-primary-nav a:hover,
.workspace-primary-nav button:hover {
  background: #f8fafc;
  color: #1d4ed8;
}

.workspace-primary-nav .workspace-nav-current {
  border-bottom-color: #2563eb;
  background: #eff6ff;
  color: #1d4ed8;
}

.header-left {
  grid-area: project;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.workspace-project-label {
  flex: 0 0 auto;
  color: #64748b;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.project-badge-title {
  font-size: 15px;
  font-weight: bold;
  color: #0f172a;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-mode-badge {
  flex: 0 1 auto;
  min-width: 0;
  padding: 3px 7px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #f8fafc;
  color: #475569;
  font-size: 10px;
  font-weight: 800;
  line-height: 1.3;
  white-space: normal;
}

.project-mode-badge[data-mode="native"] {
  border-color: #86efac;
  background: #f0fdf4;
  color: #15803d;
}

.project-mode-badge[data-mode="folder"] {
  border-color: #93c5fd;
  background: #eff6ff;
  color: #1d4ed8;
}

.project-mode-badge[data-mode="browser"] {
  border-color: #fdba74;
  background: #fff7ed;
  color: #c2410c;
}

.mobile-workspace-nav {
  display: none;
  flex-shrink: 0;
  padding: 7px 10px;
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.mobile-workspace-nav button {
  min-width: 0;
  min-height: 40px;
  border: 1px solid #cbd5e1;
  background: #ffffff;
  color: #475569;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
}

.mobile-workspace-nav button:first-child { border-radius: 7px 0 0 7px; }
.mobile-workspace-nav button:last-child { border-radius: 0 7px 7px 0; }

.mobile-workspace-nav button.active {
  border-color: #2563eb;
  background: #2563eb;
  color: #ffffff;
}

.mobile-preview-toolbar {
  display: none;
}

.header-right {
  grid-area: status;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* 동기화 배지 상태 */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  max-width: 230px;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
}

.status-badge.green {
  background-color: #dcfce7;
  color: #15803d;
}

.status-badge.blue {
  background-color: #dbeafe;
  color: #1d4ed8;
}

.status-badge.red {
  background-color: #fee2e2;
  color: #b91c1c;
}

.status-badge.orange {
  background-color: #ffedd5;
  color: #c2410c;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.green { background-color: #16a34a; }
.status-dot.blue { background-color: #2563eb; }
.status-dot.red { background-color: #dc2626; }
.status-dot.orange { background-color: #ea580c; }

/* 메인 패널 레이아웃 */
.workspace-main {
  display: flex;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

/* 1) 좌측 사이드바 (파일 목록과 백업) */
.workspace-sidebar {
  width: 280px;
  max-width: 280px;
  background-color: white;
  border-right: 1px solid #cbd5e1;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow-x: hidden;
  overflow-y: auto;
  transition: width 0.24s ease, max-width 0.24s ease, opacity 0.18s ease;
}

.workspace-sidebar.collapsed {
  width: 56px !important;
  max-width: 56px !important;
  overflow: hidden;
  opacity: 1;
  pointer-events: auto;
}

.workspace-sidebar.collapsed .sidebar-section {
  padding: 6px;
  border-bottom: 0;
}

.workspace-sidebar.collapsed .sidebar-section > :not(.sidebar-header-row),
.workspace-sidebar.collapsed .sidebar-heading-copy,
.workspace-sidebar.collapsed .backup-panel,
.workspace-sidebar.collapsed .submit-guide {
  display: none;
}

.workspace-sidebar.collapsed .sidebar-header-row {
  display: block;
  margin: 0;
}

.workspace-sidebar.collapsed .panel-collapse-button {
  width: 100%;
  min-height: 92px;
  padding: 8px 4px;
  line-height: 1.35;
  white-space: normal;
}

.sidebar-section {
  padding: 16px;
  border-bottom: 1px solid #e2e8f0;
}

.sidebar-header-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 8px;
  margin-bottom: 14px;
}

.sidebar-heading-copy {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.sidebar-header-row h3 {
  font-size: 14px;
  font-weight: bold;
  color: #475569;
  padding-top: 2px;
}

.file-sidebar-hint {
  color: #64748b;
  font-size: 12px;
  line-height: 1.45;
}

.file-create-group,
.file-manage-group {
  display: grid;
  gap: 7px;
}

.file-action-heading-row {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.file-action-heading-row strong {
  display: block;
  min-width: 0;
  overflow: hidden;
  color: #0f172a;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-create-group {
  margin-bottom: 14px;
}

.file-manage-group {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid #e2e8f0;
}

.file-action-heading {
  color: #64748b;
  font-size: 11px;
  font-weight: 800;
}

.file-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.file-actions .btn {
  width: 100%;
  min-height: 30px;
  white-space: normal;
  line-height: 1.2;
}

.file-selection-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.file-selection-actions .btn {
  width: 100%;
  min-height: 30px;
  white-space: normal;
  line-height: 1.2;
}

.file-selection-actions #btn-delete-file {
  border-color: #fecaca;
  color: #b91c1c;
}

.file-selection-actions #btn-delete-file:hover {
  border-color: #fca5a5;
  background: #fff1f2;
}

.file-tree {
  overflow-y: auto;
  max-height: min(36vh, 320px);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.file-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: #334155;
  cursor: pointer;
  font-size: 14px;
  font-family: inherit;
  text-align: left;
  transition: background-color 0.15s, border-color 0.15s;
}

.file-item:hover {
  background-color: #f1f5f9;
  border-color: #dbe3ef;
}

.file-item.active {
  background-color: #e0f2fe;
  border-color: #38bdf8;
  color: #0369a1;
  font-weight: bold;
}

.file-icon {
  flex: 0 0 auto;
  min-width: 42px;
  padding: 4px 6px;
  border-radius: 6px;
  background-color: #e2e8f0;
  color: #475569;
  font-size: 11px;
  font-weight: 800;
  text-align: center;
}

.file-item.active .file-icon {
  background-color: #0284c7;
  color: #ffffff;
}

.file-name-wrap {
  min-width: 0;
  display: grid;
  gap: 2px;
  flex: 1;
}

.file-name {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.file-current {
  color: #0284c7;
  font-size: 11px;
  font-weight: 700;
}

.file-extension-row {
  display: flex;
  align-items: center;
  gap: 5px;
  color: #64748b;
  font-size: 11px;
  font-weight: 700;
}

.file-extension-badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  min-height: 18px;
  padding: 2px 6px;
  border-radius: 6px;
  background-color: #f1f5f9;
  border: 1px solid #dbe3ef;
  color: #334155;
  font-size: 11px;
  font-weight: 800;
}

.empty-file-tree {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px dashed #cbd5e1;
  border-radius: 8px;
  color: #64748b;
  font-size: 13px;
  line-height: 1.45;
}

.backup-panel {
  padding: 14px 16px;
  border-bottom: 1px solid #e2e8f0;
  background: #f8fafc;
}

.backup-panel h3 {
  font-size: 14px;
  font-weight: 800;
  color: #334155;
  margin-bottom: 10px;
}

.backup-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.backup-slot-select {
  min-height: 30px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: white;
  color: #334155;
  font: inherit;
  font-size: 12px;
  padding: 0 8px;
}

.backup-status {
  margin-top: 8px;
  color: #64748b;
  font-size: 12px;
  line-height: 1.45;
}

.submit-guide {
  padding: 16px;
  border-bottom: 1px solid #e2e8f0;
  background-color: #f8fafc;
  color: #64748b;
  font-size: 13px;
  line-height: 1.5;
}

.submit-guide h3 {
  margin: 0 0 8px;
  font-size: 14px;
  color: #334155;
}

.submit-guide p {
  margin: 0 0 8px;
}

.submit-guide p:last-child {
  margin-bottom: 0;
}

.submit-guide b {
  color: #0f172a;
}

/* 2) 중앙 에디터 영역 */
.workspace-center {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background-color: #1e1e1e; /* Monaco 다크 테마와 일치 */
  border-right: 1px solid #cbd5e1;
  position: relative;
}

.editor-tabs-bar {
  background-color: #2d2d2d;
  min-height: 44px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  padding: 6px 10px;
  border-bottom: 1px solid #1e1e1e;
}

.editor-tab-indicator {
  background-color: #1e1e1e;
  color: #e2e8f0;
  font-size: 13px;
  font-weight: bold;
  padding: 8px 16px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  max-width: min(520px, 48vw);
}

.editor-tab-label {
  flex: 0 0 auto;
  color: #94a3b8;
  font-size: 11px;
  font-weight: 700;
}

#active-tab-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.editor-container-wrapper {
  flex: 1;
  position: relative;
}

.monaco-editor-host {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

/* 이미지·소리·영상·글꼴 파일 미리보기 */
.image-preview-host {
  width: 100%;
  height: 100%;
  background-color: #2b2b2b;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.image-viewer {
  text-align: center;
  max-width: 90%;
}

.image-viewer img {
  max-width: 100%;
  max-height: 70vh;
  border: 4px solid white;
  border-radius: 8px;
  box-shadow: 0 10px 15px rgba(0,0,0,0.3);
}

.image-viewer audio,
.image-viewer video {
  display: block;
  width: min(100%, 560px);
  max-height: 70vh;
  margin: 0 auto;
}

.asset-viewer-message {
  max-width: 460px;
  color: #cbd5e1;
  font-size: 14px;
  line-height: 1.65;
}

.image-viewer-title {
  margin-bottom: 15px;
  font-weight: bold;
  font-size: 16px;
  color: #cbd5e1;
}

/* 3) 우측 프리뷰 & 디버거 영역 */
.workspace-right {
  width: 460px;
  min-width: 380px;
  max-width: 1280px;
  background-color: #eef2f7;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
  transition: width 0.24s ease, min-width 0.24s ease, max-width 0.24s ease, opacity 0.18s ease;
}

.workspace-right.collapsed {
  width: 64px !important;
  min-width: 64px !important;
  max-width: 64px !important;
  opacity: 1;
  pointer-events: auto;
}

.preview-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 12px;
  border-bottom: 1px solid #cbd5e1;
  background: #f8fafc;
}

.preview-panel-heading strong {
  min-width: 0;
  color: #334155;
  font-size: 14px;
}

.workspace-right.collapsed > :not(.preview-panel-heading) {
  display: none !important;
}

.workspace-right.collapsed .preview-panel-heading {
  height: 100%;
  padding: 6px;
  border-bottom: 0;
}

.workspace-right.collapsed .preview-panel-heading strong {
  display: none;
}

.workspace-right.collapsed .panel-collapse-button {
  width: 100%;
  min-height: 108px;
  padding: 8px 4px;
  line-height: 1.35;
  white-space: normal;
}

body.mobile-preview-open {
  overflow: hidden;
}

.workspace-right.mobile-preview-fullscreen {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: 100% !important;
  min-width: 0 !important;
  max-width: none !important;
  height: 100vh !important;
  height: 100dvh !important;
  min-height: 0 !important;
  max-height: none !important;
  overflow: hidden;
  border: 0;
  background: #ffffff;
  opacity: 1;
  pointer-events: auto;
  transition: none;
}

.workspace-right.mobile-preview-fullscreen .mobile-preview-toolbar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-height: 64px;
  padding: max(8px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) 8px max(10px, env(safe-area-inset-left));
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.mobile-preview-title {
  min-width: 0;
  text-align: center;
}

.mobile-preview-title strong,
.mobile-preview-title span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile-preview-title strong {
  color: #0f172a;
  font-size: 14px;
}

.mobile-preview-title span {
  margin-top: 2px;
  color: #9a3412;
  font-size: 10px;
  font-weight: 700;
}

.workspace-right.mobile-preview-fullscreen .mobile-preview-toolbar .btn {
  width: auto;
  min-height: 44px;
  padding-inline: 10px;
  font-size: 11px;
  white-space: nowrap;
}

.workspace-right.mobile-preview-fullscreen > .server-control-panel,
.workspace-right.mobile-preview-fullscreen > .fairy-box,
.workspace-right.mobile-preview-fullscreen > .console-panel,
.workspace-right.mobile-preview-fullscreen .preview-heading,
.workspace-right.mobile-preview-fullscreen .preview-size-controls,
.workspace-right.mobile-preview-fullscreen .preview-resize-handle {
  display: none;
}

.workspace-right.mobile-preview-fullscreen .preview-viewport-section {
  width: 100%;
  min-width: 0;
  min-height: 0;
  padding: 0;
  overflow: hidden;
  align-items: stretch;
}

.workspace-right.mobile-preview-fullscreen .preview-frame-shell {
  width: 100% !important;
  height: 100% !important;
  min-width: 0;
  min-height: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  overflow: hidden;
}

.workspace-right.mobile-preview-fullscreen .preview-frame-shell iframe {
  border-radius: 0;
}

/* 로컬 서버 제어판 */
.server-control-panel {
  background-color: white;
  padding: 12px 16px;
  border-bottom: 1px solid #d1d5db;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 10px;
}

.preview-power-control {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  color: #475569;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.server-info {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.server-label {
  font-weight: bold;
  font-size: 14px;
  color: #1e293b;
  white-space: nowrap;
}

.preview-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* 토글스위치 */
.switch {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 26px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #cbd5e1;
  transition: .4s;
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: #2563eb;
}

input:checked + .slider:before {
  transform: translateX(24px);
}

/* 미리보기 실행 화면 */
.preview-viewport-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 14px 16px 20px;
  overflow: auto;
  --preview-width: 360px;
  --preview-height: 520px;
}

.preview-heading {
  width: 100%;
  max-width: 1200px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  color: #334155;
  font-size: 13px;
}

.preview-heading > div {
  min-width: 0;
}

.preview-heading strong {
  display: block;
  color: #0f172a;
  font-size: 15px;
  margin-bottom: 2px;
}

.preview-heading span {
  color: #64748b;
}

.preview-size-controls {
  width: 100%;
  max-width: 1200px;
  display: grid;
  grid-template-columns: 1fr minmax(120px, 1fr) minmax(120px, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px;
  margin-bottom: 12px;
  background: #ffffff;
  border: 1px solid #d1d5db;
  border-radius: 8px;
}

.preview-preset-buttons {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.preview-preset-buttons .btn.active {
  background-color: #2563eb;
  color: #ffffff;
  border-color: #2563eb;
}

.preview-size-controls label {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 8px;
  color: #475569;
  font-size: 12px;
  white-space: nowrap;
}

.preview-size-controls input {
  width: 100%;
}

.preview-size-controls output {
  color: #0f172a;
  font-size: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: nowrap;
}

/* 주소창 */
.preview-address-bar {
  width: 100%;
  max-width: 320px;
  background: white;
  border: 1px solid #cbd5e1;
  border-radius: 20px;
  display: flex;
  align-items: center;
  padding: 4px 12px;
  margin-bottom: 12px;
  gap: 8px;
}

.preview-address-bar input {
  border: none;
  background: none;
  outline: none;
  font-size: 11px;
  color: #64748b;
  flex: 1;
  text-align: center;
}

.btn-refresh {
  border: none;
  background: none;
  cursor: pointer;
  font-size: 12px;
}

.preview-frame-shell {
  width: var(--preview-width);
  height: var(--preview-height);
  background-color: #ffffff;
  border-radius: 8px;
  border: 1px solid #94a3b8;
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.14);
  overflow: visible;
  position: relative;
  flex-shrink: 0;
}

.preview-frame-shell iframe {
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 7px;
  background: #ffffff;
  display: block;
}

.basic-code-editor {
  width: 100%;
  height: 100%;
  display: block;
  resize: none;
  border: 0;
  background: #1e1e1e;
  color: #e2e8f0;
  padding: 16px 18px;
  font: 14px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  tab-size: 2;
  white-space: pre;
  overflow: auto;
}

.basic-code-editor:read-only {
  background: #1a1a1a;
  color: #cbd5e1;
}

.preview-resize-handle {
  position: absolute;
  right: -8px;
  bottom: -8px;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 8px;
  background:
    linear-gradient(135deg, transparent 0 46%, rgba(37,99,235,0.95) 47% 54%, transparent 55%),
    linear-gradient(135deg, transparent 0 62%, rgba(37,99,235,0.75) 63% 70%, transparent 71%);
  background-color: rgba(255,255,255,0.96);
  border: 1px solid #93c5fd;
  cursor: nwse-resize;
  opacity: 0.96;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.16);
}

.preview-resize-handle:hover,
.preview-resize-handle:focus-visible {
  opacity: 1;
  outline: 2px solid #2563eb;
}

/* 픽셀 요정 안내판 */
.fairy-box {
  background-color: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 8px;
  padding: 12px 16px;
  margin: 0 16px 12px 16px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.fairy-content {
  flex: 1;
  font-size: 13px;
  color: #713f12;
}

/* 한글 콘솔 패널 */
.console-panel {
  height: 220px;
  background-color: #0f172a;
  border-top: 2px solid #cbd5e1;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.console-header {
  background-color: #1e293b;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 12px;
  border-bottom: 1px solid #334155;
}

.console-title-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.console-title {
  color: #e2e8f0;
  font-size: 13px;
  font-weight: bold;
  display: flex;
  align-items: center;
  gap: 6px;
}

.console-error-count {
  padding: 2px 7px;
  border: 1px solid #475569;
  border-radius: 999px;
  color: #cbd5e1;
  font-size: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.console-error-count.has-errors {
  border-color: #f87171;
  background: #7f1d1d;
  color: #fee2e2;
}

.console-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-console-action,
.console-ai-menu > summary {
  min-height: 30px;
  padding: 5px 9px;
  border: 1px solid #475569;
  border-radius: 6px;
  background: #0f172a;
  color: #cbd5e1;
  font-size: 11px;
  font-weight: 750;
  cursor: pointer;
  white-space: nowrap;
}

.btn-console-action:hover,
.console-ai-menu > summary:hover {
  border-color: #94a3b8;
  background: #334155;
  color: #ffffff;
}

.btn-console-action.primary {
  border-color: #60a5fa;
  background: #1d4ed8;
  color: #ffffff;
}

.btn-console-action:disabled {
  border-color: #334155;
  background: #1e293b;
  color: #64748b;
  cursor: not-allowed;
}

.console-ai-menu {
  position: relative;
}

.console-ai-menu > summary {
  display: flex;
  align-items: center;
  list-style: none;
}

.console-ai-menu > summary::-webkit-details-marker {
  display: none;
}

.console-ai-menu > summary::after {
  content: "▾";
  margin-left: 6px;
  font-size: 9px;
}

.console-ai-links {
  position: absolute;
  z-index: 30;
  top: calc(100% + 6px);
  right: 0;
  min-width: 142px;
  padding: 6px;
  border: 1px solid #475569;
  border-radius: 6px;
  background: #ffffff;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.28);
}

.console-ai-links a {
  display: block;
  padding: 8px 10px;
  border-radius: 4px;
  color: #0f172a;
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.console-ai-links a:hover {
  background: #e2e8f0;
}

.console-copy-status {
  min-height: 0;
  padding: 0 12px;
  background: #172033;
  color: #bfdbfe;
  font-size: 11px;
  line-height: 0;
  transition: 120ms ease;
}

.console-copy-status:not(:empty) {
  min-height: 28px;
  padding-block: 6px;
  line-height: 1.4;
}

.console-logs {
  flex: 1;
  padding: 10px 12px;
  overflow-y: auto;
  font-family: monospace;
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  user-select: text;
  cursor: text;
}

.log-item {
  padding: 8px 10px;
  border: 1px solid #334155;
  border-radius: 6px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.log-item.log {
  color: #bae6fd;
}

.log-item.warn {
  border-color: #854d0e;
  background: rgba(133, 77, 14, 0.22);
  color: #fef3c7;
}

.log-item.error {
  color: #fee2e2;
  background-color: rgba(127, 29, 29, 0.26);
  border-left: 3px solid #ef4444;
}

.log-item-header {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 8px;
}

.log-level {
  padding: 2px 6px;
  border-radius: 4px;
  background: #334155;
  color: #f8fafc;
  font-size: 10px;
  font-weight: 850;
}

.log-item.error .log-level {
  background: #b91c1c;
}

.log-item.warn .log-level {
  background: #a16207;
}

.log-location {
  min-width: 0;
  color: #cbd5e1;
  font-size: 11px;
  font-weight: 700;
}

.log-item-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-left: auto;
}

.log-item-actions button {
  min-height: 28px;
  padding: 4px 8px;
  border: 1px solid #64748b;
  border-radius: 5px;
  background: #1e293b;
  color: #f8fafc;
  font-size: 10px;
  font-weight: 800;
  cursor: pointer;
}

.log-item-actions button:hover {
  background: #334155;
}

.log-message {
  margin: 7px 0 0;
  color: inherit;
  font: inherit;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.console-empty-state {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
  color: #94a3b8;
  font-family: system-ui, sans-serif;
  line-height: 1.45;
}

.console-empty-state strong {
  color: #cbd5e1;
  font-size: 12px;
}

.console-empty-state span {
  font-size: 11px;
}

/* --- 로컬 서버 실행기와 잠금장치 --- */

.panel-collapse-button {
  flex: 0 0 auto;
  border-color: #cbd5e1;
  background: #ffffff;
  color: #475569;
  font-weight: 800;
  white-space: nowrap;
}

.panel-collapse-button:hover {
  border-color: #60a5fa;
  background: #eff6ff;
  color: #1d4ed8;
}

/* 에디터 접기 애니메이션 */
.workspace-center {
  transition: max-width 0.35s cubic-bezier(0.4, 0, 0.2, 1), flex-grow 0.35s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s;
  max-width: 100vw;
}

.workspace-center.collapsed {
  flex: 0 0 64px !important;
  width: 64px !important;
  min-width: 64px !important;
  max-width: 64px !important;
  overflow: hidden;
  opacity: 1;
}

.workspace-center.collapsed .editor-container-wrapper,
.workspace-center.collapsed .editor-tab-indicator,
.workspace-center.collapsed .editor-control-buttons > :not(#btn-toggle-editor-view) {
  display: none;
}

.workspace-center.collapsed .editor-tabs-bar {
  display: block;
  height: 100%;
  padding: 6px;
  border-bottom: 0;
}

.workspace-center.collapsed .editor-control-buttons {
  display: block;
  width: 100%;
  margin: 0;
}

.workspace-center.collapsed #btn-toggle-editor-view {
  width: 100%;
  min-height: 108px;
  padding: 8px 4px;
  line-height: 1.35;
  white-space: normal;
}

/* 안전 잠금 장치 스타일 */
.editor-control-buttons {
  margin-left: auto;
  margin-right: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

/* 에디터 비활성 시 비주얼 마스크 */
.monaco-editor.read-only-mask .monaco-editor-background {
  background-color: #1a1a1a !important; /* 약간 더 어두운 톤 */
}

/* 진짜 서버 링크 주소창 스타일 */
.real-server-link {
  border: 1px solid #d1d5db;
  background-color: #f8fafc;
  color: #64748b;
  font-size: 11px;
  font-family: monospace;
  padding: 4px 8px;
  border-radius: 6px;
  width: 190px;
  outline: none;
  text-align: left;
}

/* 대시보드 하위 푸터 스타일 (저작권 및 개인정보처리방침) */
.dashboard-footer {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid #e5e7eb;
  font-size: 12px;
  color: #64748b;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-link {
  width: fit-content;
}

/* --- 앱 다운로드 페이지 --- */
body.download-page,
body.guide-page,
body.learn-page {
  min-height: 100vh;
  min-height: 100dvh;
  height: auto;
  overflow: auto;
  background: #f6f7f9;
}

.download-shell {
  width: min(100% - 48px, 920px);
  margin: 0 auto;
  padding: 32px 0 40px;
}

.download-site-header {
  margin-bottom: 52px;
}

.download-intro {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 22px;
  padding-bottom: 34px;
  border-bottom: 1px solid #dbe3ef;
}

.download-app-icon {
  width: 88px;
  height: 88px;
}

.download-intro h1 {
  margin: 6px 0 8px;
  color: #0f172a;
  font-size: 30px;
}

.download-intro p {
  color: #475569;
  font-size: 15px;
}

.download-intro .release-version {
  margin-top: 10px;
  color: #64748b;
  font-size: 13px;
}

.mobile-desktop-app-notice {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  margin: 24px 0 0;
  padding: 16px 18px;
  border-left: 4px solid #2563eb;
  background: #eff6ff;
}

.mobile-desktop-app-notice.hidden {
  display: none;
}

.mobile-desktop-app-notice strong {
  display: block;
  margin-bottom: 4px;
  color: #0f172a;
  font-size: 15px;
}

.mobile-desktop-app-notice p {
  color: #475569;
  font-size: 13px;
  line-height: 1.55;
}

.mobile-desktop-app-notice .btn {
  flex: 0 0 auto;
  text-decoration: none;
  white-space: nowrap;
}

.download-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin: 32px 0;
}

.download-option {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 240px;
  padding: 22px;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  background: #ffffff;
}

.download-option h2 {
  margin: 12px 0 8px;
  color: #0f172a;
  font-size: 20px;
}

.download-option p {
  color: #64748b;
  font-size: 14px;
}

.download-button {
  width: 100%;
  margin-top: auto;
  text-decoration: none;
}

.download-guide {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid #dbe3ef;
  border-bottom: 1px solid #dbe3ef;
}

.download-guide h2 {
  margin-top: 6px;
  color: #0f172a;
  font-size: 20px;
}

.download-guide ol {
  display: grid;
  gap: 10px;
  padding-left: 22px;
  color: #475569;
  font-size: 14px;
}

.download-guide b {
  color: #0f172a;
}

.download-note {
  margin: 22px 0 30px;
  padding-left: 12px;
  border-left: 3px solid #f59e0b;
  color: #64748b;
  font-size: 13px;
  line-height: 1.55;
}

.download-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.download-footer a {
  color: #475569;
  font-size: 13px;
  font-weight: 700;
}

.download-footer a:hover {
  color: #1d4ed8;
}

/* --- 웹 사용 설명서 페이지 --- */
.guide-shell {
  width: min(100% - 48px, 920px);
  margin: 0 auto;
  padding: 32px 0 40px;
}

.guide-site-header {
  margin-bottom: 52px;
}

.site-nav .site-nav-current {
  background: #eff6ff;
  color: #1d4ed8;
  border-bottom: 3px solid #2563eb;
}

.guide-intro {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 22px;
  padding-bottom: 34px;
  border-bottom: 1px solid #dbe3ef;
}

.guide-intro img {
  width: 88px;
  height: 88px;
}

.guide-intro h1 {
  margin: 6px 0 8px;
  color: #0f172a;
  font-size: 30px;
}

.guide-intro p:last-child {
  color: #475569;
  font-size: 15px;
}

.guide-quick-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  margin: 0 -8px;
  padding: 12px 8px;
  border-bottom: 1px solid #dbe3ef;
  background: rgba(246, 247, 249, 0.96);
  scrollbar-width: thin;
}

.guide-quick-nav a {
  flex: 0 0 auto;
  padding: 7px 10px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #ffffff;
  color: #334155;
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.guide-quick-nav a:hover,
.guide-quick-nav a:focus-visible {
  border-color: #60a5fa;
  color: #1d4ed8;
}

.guide-shell :where(section[id], h2[id]) {
  scroll-margin-top: 64px;
}

.guide-section-heading {
  margin-bottom: 18px;
}

.guide-section-heading h2,
.guide-faq h2 {
  margin-top: 4px;
  color: #0f172a;
  font-size: 22px;
}

.guide-journey {
  padding: 34px 0;
  border-bottom: 1px solid #dbe3ef;
}

.guide-steps {
  display: grid;
  padding: 0;
  list-style: none;
  border-top: 1px solid #dbe3ef;
  border-bottom: 1px solid #dbe3ef;
}

.guide-steps li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px 0;
  border-bottom: 1px solid #eef2f7;
}

.guide-steps li:last-child {
  border-bottom: 0;
}

.guide-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #2563eb;
  color: #ffffff;
  font-size: 13px;
  font-weight: 800;
}

.guide-steps strong {
  display: block;
  margin-bottom: 3px;
  color: #0f172a;
  font-size: 16px;
}

.guide-steps p {
  color: #64748b;
  font-size: 14px;
}

.guide-workspace,
.guide-learn {
  padding: 34px 0;
  border-bottom: 1px solid #dbe3ef;
}

.guide-workspace .guide-section-heading > p:last-child,
.guide-learn .guide-section-heading > p:last-child {
  max-width: 760px;
  color: #475569;
  font-size: 14px;
  line-height: 1.6;
}

.guide-workspace-list {
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
}

.guide-workspace-list article {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 18px;
  padding: 14px 0;
  border-bottom: 1px solid #e2e8f0;
}

.guide-workspace-list article:last-child {
  border-bottom: 0;
}

.guide-workspace-list strong {
  color: #0f172a;
  font-size: 14px;
}

.guide-workspace-list p {
  color: #475569;
  font-size: 13px;
  line-height: 1.6;
}

.guide-storage-map {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 24px minmax(0, 1fr) 24px minmax(0, 1fr);
  align-items: stretch;
  gap: 8px;
  margin-top: 16px;
}

.guide-storage-map > div {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 1px solid #bfdbfe;
  border-radius: 7px;
  background: #eff6ff;
}

.guide-storage-map > div strong {
  color: #1e3a8a;
  font-size: 13px;
}

.guide-storage-map > div span {
  color: #475569;
  font-size: 12px;
  line-height: 1.45;
}

.guide-storage-map > span {
  align-self: center;
  color: #64748b;
  font-size: 20px;
  font-weight: 800;
  text-align: center;
}

.guide-learn-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  list-style: none;
}

.guide-learn-steps li {
  min-width: 0;
  padding: 16px;
  border-right: 1px solid #e2e8f0;
  background: #ffffff;
}

.guide-learn-steps li:last-child {
  border-right: 0;
}

.guide-learn-steps strong,
.guide-learn-steps span {
  display: block;
}

.guide-learn-steps strong {
  margin-bottom: 7px;
  color: #1e3a8a;
  font-size: 13px;
}

.guide-learn-steps span {
  color: #475569;
  font-size: 12px;
  line-height: 1.55;
}

.guide-learn-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 14px;
}

.guide-learn-actions .btn {
  flex: 0 0 auto;
  text-decoration: none;
}

.guide-learn-actions > span {
  color: #64748b;
  font-size: 13px;
}

.guide-ai {
  padding: 34px 0;
  border-bottom: 1px solid #dbe3ef;
}

.guide-ai .guide-section-heading > p:last-child {
  max-width: 720px;
  color: #475569;
  font-size: 14px;
  line-height: 1.6;
}

.guide-ai-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.85fr);
  overflow: hidden;
  border: 1px solid #c7d2fe;
  border-radius: 8px;
  background: #ffffff;
}

.guide-ai-steps {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: guide-ai-step;
}

.guide-ai-steps li {
  position: relative;
  min-height: 78px;
  padding: 15px 18px 14px 56px;
  border-bottom: 1px solid #e2e8f0;
}

.guide-ai-steps li:last-child {
  border-bottom: 0;
}

.guide-ai-steps li::before {
  position: absolute;
  top: 17px;
  left: 18px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #ede9fe;
  color: #6d28d9;
  font-size: 12px;
  font-weight: 900;
  counter-increment: guide-ai-step;
  content: counter(guide-ai-step);
}

.guide-ai-steps strong,
.guide-ai-safety > strong {
  display: block;
  color: #0f172a;
  font-size: 14px;
}

.guide-ai-steps span {
  display: block;
  margin-top: 4px;
  color: #64748b;
  font-size: 13px;
  line-height: 1.5;
}

.guide-ai-safety {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 18px;
  border-left: 1px solid #c7d2fe;
  background: #f5f3ff;
}

.guide-ai-safety ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding-left: 18px;
  color: #475569;
  font-size: 12px;
  line-height: 1.5;
}

.guide-ai-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}

.guide-ai-links .btn,
.guide-ai-start {
  justify-content: center;
  text-decoration: none;
}

.guide-ai-start {
  margin-top: 14px;
}

.guide-choice-section {
  padding: 34px 0;
}

.guide-choice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.guide-choice {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 220px;
  padding: 22px;
  border: 1px solid #dbe3ef;
  border-radius: 8px;
  background: #ffffff;
}

.guide-choice h3 {
  margin: 12px 0 8px;
  color: #0f172a;
  font-size: 18px;
}

.guide-choice p {
  color: #64748b;
  font-size: 14px;
}

.guide-choice .btn {
  width: 100%;
  margin-top: auto;
  text-decoration: none;
}

.guide-device-limit {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 12px;
  margin-top: 16px;
  padding: 14px 16px;
}

.guide-device-limit strong {
  font-size: 13px;
}

.guide-device-limit p {
  color: #7c2d12;
  font-size: 13px;
  line-height: 1.6;
}

.guide-files {
  margin: 0 -24px;
  padding: 34px 24px;
  border-top: 1px solid #bfdbfe;
  border-bottom: 1px solid #bfdbfe;
  background: #eff6ff;
}

.guide-file-table {
  border-top: 1px solid #bfdbfe;
  border-bottom: 1px solid #bfdbfe;
}

.guide-file-table [role="row"] {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 18px;
  padding: 13px 0;
  border-bottom: 1px solid #dbeafe;
}

.guide-file-table [role="row"]:last-child {
  border-bottom: 0;
}

.guide-file-table strong {
  color: #0f172a;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
}

.guide-file-table span {
  color: #475569;
  font-size: 14px;
}

.guide-images {
  padding: 34px 0;
  border-bottom: 1px solid #dbe3ef;
}

.guide-images .guide-section-heading > p:last-child {
  max-width: 720px;
  color: #475569;
  font-size: 14px;
  line-height: 1.6;
}

.guide-images code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.guide-image-methods {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #cbd5e1;
  gap: 1px;
}

.guide-image-method {
  min-width: 0;
  display: flex;
  flex-direction: column;
  padding: 22px;
  background: #ffffff;
}

.guide-image-method-heading span {
  display: block;
  margin-bottom: 5px;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 800;
}

.guide-image-method-heading h3 {
  color: #0f172a;
  font-size: 17px;
}

.guide-image-method > p {
  min-height: 68px;
  margin-top: 10px;
  color: #475569;
  font-size: 13px;
  line-height: 1.55;
}

.guide-image-method > .project-file-tree,
.guide-image-url-example,
.guide-generated-image-demo {
  min-height: 156px;
  margin-top: 14px;
}

.guide-image-url-example {
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 14px;
  border: 1px solid #dbe3ef;
  background: #f8fafc;
}

.guide-image-url-example code {
  color: #334155;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.guide-image-url-example span {
  color: #64748b;
  font-size: 11px;
  font-weight: 700;
}

.guide-image-url-example span + code {
  margin-bottom: 7px;
}

.guide-image-url-example code {
  overflow-wrap: anywhere;
}

.guide-generated-image-demo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 14px;
  border: 1px solid #dbe3ef;
  background: #f8fafc;
}

.guide-generated-star {
  color: #d97706;
  font-size: 46px;
  line-height: 1;
}

.guide-generated-circle {
  width: 48px;
  height: 48px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #0f766e;
}

.guide-generated-image-demo strong {
  padding: 8px 10px;
  border: 2px solid #be185d;
  color: #9d174d;
  font-size: 13px;
  letter-spacing: 0;
}

.guide-image-method pre {
  min-width: 0;
  overflow-x: auto;
  margin: 12px 0 0;
  padding: 12px;
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  color: #172554;
  font-size: 11px;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.guide-image-method ul {
  display: grid;
  gap: 6px;
  margin: 14px 0 0;
  padding-left: 18px;
  color: #475569;
  font-size: 12px;
  line-height: 1.5;
}

.guide-image-choice {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 18px;
  margin-top: 16px;
  padding: 16px 18px;
  border-left: 4px solid #0f766e;
  background: #f0fdfa;
}

.guide-image-choice strong {
  color: #134e4a;
  font-size: 14px;
}

.guide-image-choice p {
  color: #475569;
  font-size: 13px;
  line-height: 1.55;
}

@media (min-width: 721px) and (max-width: 980px) {
  .guide-image-methods {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guide-image-method:last-child {
    grid-column: 1 / -1;
  }
}

.guide-finish {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 28px;
  padding: 34px 0;
  border-bottom: 1px solid #dbe3ef;
}

.guide-finish h2 {
  margin-top: 6px;
  color: #0f172a;
  font-size: 20px;
}

.guide-finish > p {
  color: #475569;
  font-size: 14px;
  line-height: 1.65;
}

.guide-faq {
  display: grid;
  gap: 10px;
  padding: 34px 0;
}

.guide-faq-intro {
  margin-top: -2px;
  color: #64748b;
  font-size: 13px;
}

.guide-faq-category {
  margin-top: 18px;
  padding: 8px 10px;
  border-left: 4px solid #2563eb;
  background: #eff6ff;
  color: #1e3a8a;
  font-size: 14px;
}

.guide-faq details {
  border-bottom: 1px solid #dbe3ef;
  padding: 0 0 12px;
}

.guide-faq summary {
  color: #0f172a;
  cursor: pointer;
  font-size: 15px;
  font-weight: 800;
}

.guide-faq details p {
  margin-top: 10px;
  color: #64748b;
  font-size: 14px;
  line-height: 1.6;
}

.guide-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.guide-footer a {
  color: #475569;
  font-size: 13px;
  font-weight: 700;
}

.guide-footer a:hover {
  color: #1d4ed8;
}

.help-guide-link {
  width: 100%;
  margin-bottom: 10px;
  text-decoration: none;
}

/* --- 웹페이지 기초와 예시 학습실 --- */
.learn-shell {
  width: min(100% - 48px, 1180px);
  margin: 0 auto;
  padding: 32px 0 48px;
}

.learn-site-header {
  margin-bottom: 44px;
}

.learn-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.8fr);
  align-items: end;
  gap: 38px;
  padding-bottom: 30px;
  border-bottom: 1px solid #dbe3ef;
}

.learn-intro h1 {
  margin: 5px 0 8px;
  color: #0f172a;
  font-size: 30px;
}

.learn-intro > div > p:last-child {
  max-width: 680px;
  color: #475569;
  font-size: 15px;
  line-height: 1.65;
}

.learn-intro-actions {
  display: grid;
  justify-items: start;
  gap: 9px;
  padding: 16px;
  border-left: 4px solid #2563eb;
  background: #eff6ff;
}

.learn-intro-actions span {
  color: #334155;
  font-size: 12px;
  line-height: 1.55;
}

.learn-intro-actions strong {
  color: #0f172a;
  font-size: 14px;
  line-height: 1.45;
}

.learn-intro-actions .btn {
  text-decoration: none;
}

.learn-file-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.learn-file-map div {
  min-width: 0;
  padding: 11px 10px;
  border-top: 3px solid #2563eb;
  background: #ffffff;
}

.learn-file-map div:nth-child(2) {
  border-top-color: #db2777;
}

.learn-file-map div:nth-child(3) {
  border-top-color: #0f766e;
}

.learn-file-map strong,
.learn-file-map span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.learn-file-map strong {
  color: #0f172a;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.learn-file-map span {
  margin-top: 3px;
  color: #64748b;
  font-size: 11px;
}

.learn-section-disclosure {
  margin-top: 14px;
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.learn-section-disclosure > summary {
  min-height: 72px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  color: #0f172a;
  cursor: pointer;
  list-style: none;
}

.learn-section-disclosure > summary::-webkit-details-marker {
  display: none;
}

.learn-section-disclosure > summary:hover {
  background: #f8fafc;
}

.learn-section-disclosure > summary:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: -3px;
}

.learn-section-disclosure[open] > summary {
  border-bottom: 1px solid #cbd5e1;
  background: #f8fafc;
}

.learn-disclosure-kicker {
  padding: 4px 7px;
  border-left: 3px solid #2563eb;
  background: #eff6ff;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 900;
  white-space: nowrap;
}

.learn-example-disclosure .learn-disclosure-kicker {
  border-left-color: #0f766e;
  background: #f0fdfa;
  color: #0f766e;
}

.learn-check-disclosure .learn-disclosure-kicker {
  border-left-color: #b45309;
  background: #fffbeb;
  color: #92400e;
}

.learn-ai-disclosure .learn-disclosure-kicker {
  border-left-color: #7c3aed;
  background: #f5f3ff;
  color: #6d28d9;
}

.learn-disclosure-copy {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.learn-disclosure-copy strong {
  font-size: 16px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.learn-disclosure-copy small {
  color: #64748b;
  font-size: 12px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.learn-disclosure-state {
  min-width: 76px;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 9px;
  border: 1px solid #94a3b8;
  border-radius: 5px;
  background: #ffffff;
  color: #334155;
  font-size: 12px;
  font-weight: 900;
}

.learn-disclosure-state::before {
  content: '펼치기';
}

.learn-disclosure-state::after {
  content: '+';
  font-size: 16px;
  line-height: 1;
}

.learn-section-disclosure[open] > summary .learn-disclosure-state::before {
  content: '접기';
}

.learn-section-disclosure[open] > summary .learn-disclosure-state::after {
  content: '−';
}

.learn-disclosure-body {
  min-width: 0;
}

.learn-concept-guide {
  padding: 24px 16px 26px;
}

.learn-concept-heading {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(360px, 1.25fr);
  align-items: end;
  column-gap: 28px;
  margin-bottom: 16px;
}

.learn-concept-heading .guide-eyebrow {
  grid-column: 1 / -1;
}

.learn-concept-heading h2 {
  margin-top: 4px;
  color: #0f172a;
  font-size: 21px;
}

.learn-concept-heading > p:last-child {
  color: #475569;
  font-size: 13px;
  line-height: 1.6;
}

.learn-concept-heading code,
.learn-concept-lane b,
.learn-growth-lane code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.learn-concept-lanes {
  display: grid;
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.learn-concept-lane {
  min-width: 0;
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
}

.learn-concept-lane > strong {
  color: #334155;
  font-size: 12px;
}

.learn-concept-lane > div {
  min-width: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.learn-concept-lane span {
  min-width: 0;
  padding: 6px 8px;
  border-left: 3px solid #2563eb;
  background: #eff6ff;
  color: #334155;
  font-size: 11px;
  overflow-wrap: anywhere;
}

.learn-concept-lane span:nth-child(2) {
  border-left-color: #db2777;
  background: #fdf2f8;
}

.learn-concept-lane span:nth-child(3) {
  border-left-color: #0f766e;
  background: #f0fdfa;
}

.learn-growth-heading {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 7px 12px;
  margin: 18px 0 9px;
}

.learn-growth-heading strong {
  color: #0f172a;
  font-size: 16px;
}

.learn-growth-heading span {
  color: #64748b;
  font-size: 12px;
  line-height: 1.55;
}

.learn-growth-lanes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.learn-growth-lane {
  min-width: 0;
  padding: 16px;
}

.learn-growth-lane + .learn-growth-lane {
  border-left: 1px solid #cbd5e1;
}

.learn-growth-language {
  margin-bottom: 6px;
  color: #2563eb;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 900;
}

.learn-growth-lane[data-language="css"] .learn-growth-language {
  color: #be185d;
}

.learn-growth-lane[data-language="javascript"] .learn-growth-language {
  color: #0f766e;
}

.learn-growth-lane h3 {
  margin: 0 0 8px;
  color: #0f172a;
  font-size: 16px;
  line-height: 1.4;
}

.learn-growth-lane > p:not(.learn-growth-language) {
  color: #475569;
  font-size: 12px;
  line-height: 1.65;
}

.learn-growth-lane strong {
  color: #0f172a;
}

.learn-growth-lane dl {
  display: grid;
  gap: 6px;
  margin-top: 12px;
}

.learn-growth-lane dl > div {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 8px;
  padding-top: 6px;
  border-top: 1px solid #e2e8f0;
}

.learn-growth-lane dt {
  color: #334155;
  font-size: 12px;
  font-weight: 900;
}

.learn-growth-lane dd {
  margin: 0;
  color: #64748b;
  font-size: 12px;
  line-height: 1.65;
}

.learn-platform-connection {
  display: grid;
  grid-template-columns: minmax(250px, 0.75fr) minmax(0, 1.25fr);
  align-items: center;
  gap: 24px;
  margin-top: 16px;
  padding: 16px 0;
  border-top: 1px dashed #cbd5e1;
  border-bottom: 1px dashed #cbd5e1;
}

.learn-platform-connection .guide-eyebrow {
  margin-bottom: 3px;
}

.learn-platform-connection h3 {
  margin: 0 0 5px;
  color: #0f172a;
  font-size: 16px;
}

.learn-platform-connection p:last-child {
  color: #475569;
  font-size: 12px;
  line-height: 1.6;
}

.learn-platform-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 7px;
}

.learn-platform-steps span {
  min-width: 0;
  padding: 9px 10px;
  border-left: 3px solid #b45309;
  background: #fffbeb;
  color: #475569;
  font-size: 11px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.learn-platform-steps span:nth-child(2) {
  border-left-color: #0369a1;
  background: #f0f9ff;
}

.learn-platform-steps span:nth-child(3) {
  border-left-color: #7c3aed;
  background: #f5f3ff;
}

.learn-platform-steps b {
  display: block;
  margin-bottom: 2px;
  color: #0f172a;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
}

.learn-info-flow {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed #cbd5e1;
}

.learn-info-flow-heading {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-bottom: 10px;
}

.learn-info-flow-heading > span {
  color: #64748b;
  font-size: 11px;
  font-weight: 800;
}

.learn-info-flow-heading > strong {
  color: #0f172a;
  font-size: 16px;
}

.learn-info-flow-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  gap: 10px;
}

.learn-info-flow-steps article {
  min-width: 0;
  display: block;
  padding: 12px;
  border-left: 4px solid #64748b;
  background: #f8fafc;
}

.learn-info-flow-steps article[data-info-kind="browser"] {
  border-left-color: #b45309;
  background: #fffbeb;
}

.learn-info-flow-steps article[data-info-kind="internet"] {
  border-left-color: #0369a1;
  background: #f0f9ff;
}

.learn-info-flow-steps article strong,
.learn-info-flow-steps article p {
  display: block;
  min-width: 0;
  overflow-wrap: anywhere;
}

.learn-info-flow-steps article strong {
  color: #0f172a;
  font-size: 12px;
}

.learn-info-flow-steps article p {
  margin-top: 4px;
  color: #475569;
  font-size: 11px;
  line-height: 1.5;
}

.learn-info-flow-arrow {
  display: grid;
  place-items: center;
  color: #64748b;
  font-size: 11px;
  font-weight: 900;
}

.learn-info-flow-note {
  margin-top: 10px;
  padding-left: 11px;
  border-left: 3px solid #f59e0b;
  color: #475569;
  font-size: 12px;
  line-height: 1.55;
}

.learn-info-flow-note strong {
  margin-right: 5px;
  color: #92400e;
}

.basics-project-structure {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  align-items: center;
  gap: 18px 28px;
  margin-top: 18px;
  padding: 22px 16px;
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.basics-project-structure h2 {
  margin: 4px 0 7px;
  color: #0f172a;
  font-size: 20px;
}

.basics-project-structure p:not(.guide-eyebrow) {
  color: #475569;
  font-size: 13px;
  line-height: 1.65;
}

.basics-folder-steps {
  display: grid;
  margin-top: 14px;
  padding: 0;
  border-top: 1px solid #cbd5e1;
  list-style: none;
}

.basics-folder-steps li {
  display: grid;
  gap: 3px;
  padding: 10px 0;
  border-bottom: 1px solid #dbe3ef;
}

.basics-folder-steps strong,
.basics-folder-steps span {
  min-width: 0;
}

.basics-folder-steps strong {
  color: #1e3a5f;
  font-size: 12px;
}

.basics-folder-steps span {
  color: #526174;
  font-size: 12px;
  line-height: 1.55;
}

.basics-project-structure code,
.basics-language-grid code,
.basics-connection-note code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.basics-project-tree {
  min-width: 0;
  margin: 0;
  padding: 15px 16px;
  overflow-x: auto;
  border: 1px solid #94a3b8;
  border-radius: 6px;
  background: #0f172a;
  color: #e2e8f0;
  font-size: 12px;
  line-height: 1.75;
}

.basics-project-note {
  grid-column: 1 / -1;
  padding-left: 11px;
  border-left: 3px solid #f59e0b;
}

.basics-project-note strong {
  margin-right: 4px;
  color: #92400e;
}

.basics-language-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
}

.basics-language-grid article {
  min-width: 0;
  padding: 16px;
}

.basics-language-grid article + article {
  border-left: 1px solid #cbd5e1;
}

.basics-language-grid article > strong {
  display: inline-block;
  margin-bottom: 7px;
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.basics-language-grid article[data-language="css"] > strong {
  color: #be185d;
}

.basics-language-grid article[data-language="javascript"] > strong {
  color: #0f766e;
}

.basics-language-grid h3 {
  margin: 0 0 6px;
  color: #0f172a;
  font-size: 16px;
}

.basics-language-grid p {
  color: #475569;
  font-size: 12px;
  line-height: 1.65;
}

.basics-connection-note {
  margin-top: 12px;
  padding: 10px 12px;
  border-left: 4px solid #0f766e;
  background: #f0fdfa;
  color: #475569;
  font-size: 12px;
  line-height: 1.6;
}

.basics-connection-note strong {
  color: #115e59;
}

.basics-feature-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 16px 0 0;
  padding: 0;
  overflow: hidden;
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
  background: #f4f7fa;
  list-style: none;
}

.basics-feature-steps li {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: 6px;
  padding: 14px;
}

.basics-feature-steps li + li {
  border-left: 1px solid #cbd5e1;
}

.basics-feature-steps strong {
  color: #1e3a5f;
  font-size: 12px;
  line-height: 1.5;
}

.basics-feature-steps span {
  color: #526174;
  font-size: 12px;
  line-height: 1.6;
}

.basics-feature-steps code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.basics-page .learn-platform-connection {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.basics-page .learn-platform-connection h2 {
  margin: 0 0 5px;
  color: #0f172a;
  font-size: 17px;
}

.learn-feature-note {
  display: grid;
  grid-template-columns: minmax(150px, 0.35fr) minmax(0, 1.65fr);
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
  padding: 12px 14px;
  border-left: 5px solid #b45309;
  background: #fffbeb;
}

.learn-feature-note[data-info-kind="internet"] {
  border-left-color: #0369a1;
  background: #f0f9ff;
}

.learn-feature-note > span {
  color: #92400e;
  font-size: 11px;
  font-weight: 900;
}

.learn-feature-note[data-info-kind="internet"] > span {
  color: #075985;
}

.learn-feature-note strong {
  display: block;
  color: #0f172a;
  font-size: 13px;
}

.learn-feature-note p {
  margin-top: 3px;
  color: #475569;
  font-size: 11px;
  line-height: 1.5;
}

.learn-lab {
  padding: 34px 0;
}

.learn-lab-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 16px;
}

.learn-lab-heading h2 {
  margin-top: 4px;
  color: #0f172a;
  font-size: 22px;
}

.learn-lab-heading > p {
  max-width: 620px;
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
}

.learn-lab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(380px, 0.9fr);
  min-height: 680px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  overflow: hidden;
  background: #ffffff;
}

.learn-connection-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(160px, 0.8fr) 28px minmax(260px, 1.6fr) 28px minmax(150px, 0.7fr);
  align-items: stretch;
  min-width: 0;
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.learn-connection-part {
  min-width: 0;
  display: grid;
  align-content: center;
  gap: 3px;
  padding: 12px 14px;
}

.learn-connection-part > span {
  color: #64748b;
  font-size: 10px;
  font-weight: 800;
}

.learn-connection-part > strong {
  color: #0f172a;
  font-size: 13px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.learn-connection-source {
  border-left: 5px solid #3b82f6;
  background: #eff6ff;
}

.learn-connection-source[data-file="css"] {
  border-left-color: #db2777;
  background: #fdf2f8;
}

.learn-connection-source[data-file="js"] {
  border-left-color: #0f766e;
  background: #f0fdfa;
}

.learn-connection-source small {
  color: #475569;
  font-size: 11px;
  line-height: 1.4;
  overflow-wrap: normal;
  word-break: keep-all;
}

.learn-connection-action {
  background: #f8fafc;
}

.learn-connection-action small {
  color: #475569;
  font-size: 11px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.learn-connection-target {
  border-right: 5px solid #f59e0b;
  background: #fffbeb;
}

.learn-connection-target > strong {
  color: #92400e;
}

.learn-connection-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
  font-size: 20px;
  font-weight: 900;
}

.learn-code-panel {
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: #111827;
  border-right: 1px solid #334155;
}

.learn-file-tabs {
  display: flex;
  align-items: stretch;
  min-height: 44px;
  overflow-x: auto;
  background: #1f2937;
  border-bottom: 1px solid #334155;
}

.learn-file-tab {
  min-width: 130px;
  padding: 10px 14px;
  border: 0;
  border-right: 1px solid #334155;
  border-bottom: 3px solid transparent;
  background: #1f2937;
  color: #94a3b8;
  cursor: pointer;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.learn-file-tab:hover {
  background: #273449;
  color: #e2e8f0;
}

.learn-file-tab.active {
  border-bottom-color: #60a5fa;
  background: #111827;
  color: #ffffff;
}

.learn-file-tab:nth-child(2).active {
  border-bottom-color: #f472b6;
}

.learn-file-tab:nth-child(3).active {
  border-bottom-color: #2dd4bf;
}

.learn-code-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 7px 10px 7px 14px;
  border-bottom: 1px solid #263449;
  background: #111827;
}

.learn-code-scope-bar {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 10px 7px 14px;
  border-bottom: 1px solid #334155;
  background: #172033;
}

.learn-code-scope-bar[hidden] {
  display: none;
}

.learn-code-scope-bar > p {
  margin: 0;
  color: #cbd5e1;
  font-size: 12px;
  line-height: 1.4;
}

.learn-code-scope-switch {
  flex: 0 0 auto;
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 2px;
  border: 1px solid #475569;
  border-radius: 7px;
  background: #0f172a;
}

.learn-code-scope-switch button {
  min-height: 30px;
  padding: 4px 10px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}

.learn-code-scope-switch button:hover {
  color: #ffffff;
}

.learn-code-scope-switch button.active {
  background: #f8fafc;
  color: #1d4ed8;
}

.learn-code-scope-switch button:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

.learn-current-file {
  min-width: 150px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 1;
  gap: 14px;
  color: #94a3b8;
  font-size: 11px;
}

.learn-current-file > span {
  flex: 0 0 auto;
  white-space: nowrap;
}

.learn-current-file strong {
  color: #e2e8f0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.learn-section-picker {
  min-width: 240px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  color: #94a3b8;
  font-size: 10px;
  font-weight: 800;
}

.learn-section-picker span {
  flex: 0 0 auto;
}

.learn-section-picker select {
  min-width: 0;
  width: min(280px, 100%);
  min-height: 32px;
  padding: 5px 28px 5px 9px;
  border: 1px solid #475569;
  border-radius: 5px;
  background: #1f2937;
  color: #f8fafc;
  font: inherit;
  cursor: pointer;
}

.learn-section-picker select:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

.learn-code-view-switch {
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 2px;
  border: 1px solid #475569;
  border-radius: 7px;
  background: #1f2937;
}

.learn-code-view-button {
  min-height: 28px;
  padding: 4px 9px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
  white-space: nowrap;
}

.learn-code-view-button:hover {
  color: #ffffff;
}

.learn-code-view-button.active {
  background: #f8fafc;
  color: #1d4ed8;
}

.learn-block-view-note {
  padding: 8px 14px;
  border-bottom: 1px solid #bfdbfe;
  background: #dbeafe;
  color: #1e3a8a;
  font-size: 11px;
  font-weight: 800;
  line-height: 1.45;
}

.learn-block-view-note[hidden] {
  display: none;
}

.learn-object-workspace {
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.learn-object-workspace[hidden] {
  display: none;
}

.learn-object-heading {
  display: grid;
  gap: 5px;
  padding: 11px 14px 9px;
}

.learn-object-heading > div {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.learn-object-heading span {
  color: #64748b;
  font-size: 10px;
  font-weight: 800;
}

.learn-object-heading strong {
  color: #0f172a;
  font-size: 14px;
}

.learn-object-heading p {
  margin: 0;
  color: #475569;
  font-size: 11px;
  line-height: 1.45;
}

.learn-object-tabs {
  display: flex;
  gap: 5px;
  padding: 0 10px 10px;
  overflow-x: auto;
}

.learn-object-tabs button {
  min-height: 32px;
  flex: 0 0 auto;
  padding: 5px 9px;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  background: #f8fafc;
  color: #475569;
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
}

.learn-object-tabs button:hover {
  border-color: #60a5fa;
  color: #1d4ed8;
}

.learn-object-tabs button.active {
  border-color: #2563eb;
  background: #dbeafe;
  color: #1e40af;
}

.learn-code-panel.object-block-view .learn-file-tabs {
  display: none;
}

.learn-code-lines {
  flex: 1;
  max-height: 620px;
  overflow: auto;
  padding: 8px 0 18px;
}

.learn-code-gap,
.learn-code-omission {
  min-height: 34px;
  display: grid;
  place-items: center;
  padding: 7px 14px;
  color: #94a3b8;
  font-size: 12px;
  line-height: 1.4;
  text-align: center;
}

.learn-code-gap {
  border-top: 1px dashed #334155;
  border-bottom: 1px dashed #334155;
  background: #0f172a;
}

.learn-code-omission {
  margin-top: 6px;
  border-top: 1px solid #334155;
  color: #bfdbfe;
}

.learn-code-line {
  width: 100%;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: start;
  min-height: 34px;
  padding: 6px 14px 6px 0;
  border: 0;
  border-left: 3px solid transparent;
  background: transparent;
  color: #dbeafe;
  cursor: pointer;
  text-align: left;
}

.learn-code-line:hover {
  background: #1e293b;
}

.learn-code-line.active {
  border-left-color: #fbbf24;
  background: #273449;
  color: #ffffff;
}

.learn-code-line.related {
  border-left-color: #2dd4bf;
  background: #162f3b;
  color: #ecfeff;
}

.learn-code-line.related .learn-line-number {
  color: #5eead4;
}

.learn-line-number {
  padding-right: 10px;
  color: #64748b;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  text-align: right;
  user-select: none;
}

.learn-code-line code {
  color: inherit;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.7;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.learn-code-lines.block-view {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 20px 14px 18px;
  background: #eef2f7;
}

.learn-code-panel.object-block-view .learn-code-lines.block-view {
  max-height: 560px;
}

.learn-selected-code-preview {
  flex: 0 0 auto;
  max-height: 210px;
  display: flex;
  flex-direction: column;
  border-top: 3px solid #2dd4bf;
  background: #0b1220;
}

.learn-code-lines.block-view > .learn-selected-code-preview {
  width: 100%;
  min-height: 150px;
  margin: 3px 0 7px;
  border-radius: 6px;
  overflow: hidden;
}

.learn-selected-code-preview[hidden] {
  display: none;
}

.learn-selected-code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 12px;
  border-bottom: 1px solid #334155;
  background: #111827;
}

.learn-selected-code-header > div {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.learn-selected-code-header > div > span {
  color: #5eead4;
  font-size: 10px;
  font-weight: 800;
}

.learn-selected-code-header strong {
  color: #f8fafc;
  font-size: 12px;
  overflow-wrap: anywhere;
}

#learn-selected-code-file {
  flex: 0 0 auto;
  padding: 3px 6px;
  border-radius: 4px;
  background: #dbeafe;
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 900;
}

#learn-selected-code-file[data-file="css"] {
  background: #fce7f3;
  color: #be185d;
}

#learn-selected-code-file[data-file="js"] {
  background: #ccfbf1;
  color: #0f766e;
}

.learn-selected-code-lines {
  min-height: 0;
  overflow: auto;
  padding: 7px 0 10px;
}

.learn-selected-code-row {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  min-height: 27px;
  padding: 4px 12px 4px 0;
  border-left: 3px solid #2dd4bf;
  background: #0f1f2d;
  color: #dbeafe;
}

.learn-selected-code-row + .learn-selected-code-row {
  margin-top: 2px;
}

.learn-selected-code-row.primary {
  border-left-color: #fbbf24;
  background: #273449;
  color: #ffffff;
}

.learn-selected-code-number {
  padding-right: 8px;
  color: #5eead4;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  text-align: right;
  user-select: none;
}

.learn-selected-code-row.primary .learn-selected-code-number {
  color: #fbbf24;
}

.learn-selected-code-row code {
  color: inherit;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  line-height: 1.55;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.learn-selected-code-gap {
  padding: 1px 0 1px 42px;
  color: #64748b;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
}

.learn-code-block {
  --block-depth: 0;
  --block-color: #2563eb;
  --block-hover: #1d4ed8;
  position: relative;
  width: calc(100% - (var(--block-depth) * 14px));
  min-height: 78px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: start;
  gap: 10px;
  margin-left: calc(var(--block-depth) * 14px);
  padding: 11px 10px 13px;
  border: 0;
  border-radius: 6px;
  background: var(--block-color);
  color: #ffffff;
  box-shadow: inset 0 -3px rgba(15, 23, 42, 0.2), 0 2px 3px rgba(15, 23, 42, 0.16);
}

.learn-code-block::before {
  position: absolute;
  top: -6px;
  left: 44px;
  width: 34px;
  height: 8px;
  border-radius: 5px 5px 0 0;
  background: var(--block-color);
  content: '';
}

.learn-code-block::after {
  position: absolute;
  bottom: -1px;
  left: 44px;
  width: 34px;
  height: 8px;
  border-radius: 5px 5px 0 0;
  background: #eef2f7;
  content: '';
}

.learn-code-block:hover {
  background: var(--block-hover);
}

.learn-code-block:hover::before {
  background: var(--block-hover);
}

.learn-code-block-css {
  --block-color: #db2777;
  --block-hover: #be185d;
}

.learn-code-block-js {
  --block-color: #0f766e;
  --block-hover: #115e59;
}

.learn-code-block-hat {
  --block-color: #d97706;
  --block-hover: #b45309;
  margin-top: 8px;
  border-radius: 24px 6px 6px 6px;
}

.learn-code-block-hat::before {
  display: none;
}

.learn-code-block.active {
  background: var(--block-color);
  color: #ffffff;
  outline: 4px solid #fbbf24;
  outline-offset: 2px;
  box-shadow: inset 0 -3px rgba(15, 23, 42, 0.2), 0 3px 8px rgba(15, 23, 42, 0.24);
}

.learn-code-block.related {
  background: var(--block-color);
  color: #ffffff;
  outline: 3px solid #5eead4;
  outline-offset: 1px;
  box-shadow: inset 0 -3px rgba(15, 23, 42, 0.2), 0 2px 5px rgba(15, 23, 42, 0.2);
}

.learn-block-step {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 5px;
  background: rgba(15, 23, 42, 0.24);
  color: #ffffff;
  font-size: 12px;
  font-weight: 900;
}

.learn-block-copy {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.learn-block-kind {
  color: rgba(255, 255, 255, 0.82);
  font-size: 10px;
  font-weight: 800;
}

.learn-code-block.active .learn-block-kind,
.learn-code-block.related .learn-block-kind {
  color: rgba(255, 255, 255, 0.9);
}

.learn-block-title {
  color: #ffffff;
  overflow-wrap: anywhere;
  font-size: 13px;
  line-height: 1.4;
}

.learn-block-summary {
  color: rgba(255, 255, 255, 0.9);
  font-size: 11px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.learn-block-code-range {
  align-self: start;
  padding: 3px 6px;
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 5px;
  background: rgba(15, 23, 42, 0.2);
  color: #ffffff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 800;
  white-space: nowrap;
}


.learn-result-panel {
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: #f8fafc;
}

.learn-result-heading {
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 7px 12px;
  border-bottom: 1px solid #dbe3ef;
  background: #ffffff;
}

.learn-result-title {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #334155;
  font-size: 13px;
}

.learn-result-actions {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(250px, 1.3fr);
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.learn-preview-mode-intro {
  display: grid;
  gap: 2px;
  margin: 0;
  min-width: 0;
}

.learn-preview-mode-intro strong {
  color: #0f172a;
  font-size: 12px;
}

.learn-preview-mode-intro span {
  color: #64748b;
  font-size: 10px;
  line-height: 1.4;
}

.learn-preview-modes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.learn-mode-button {
  min-height: 50px;
  display: grid;
  align-content: center;
  gap: 2px;
  padding: 7px 9px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #f8fafc;
  color: #64748b;
  cursor: pointer;
  text-align: left;
}

.learn-mode-button:hover {
  border-color: #60a5fa;
  background: #eff6ff;
  color: #0f172a;
}

.learn-mode-button:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

.learn-mode-button strong {
  color: inherit;
  font-size: 12px;
  line-height: 1.2;
}

.learn-mode-button small {
  color: #64748b;
  font-size: 10px;
  font-weight: 700;
  line-height: 1.35;
}

.learn-mode-button.active {
  border-color: #2563eb;
  background: #eff6ff;
  color: #1d4ed8;
  box-shadow: inset 3px 0 #2563eb;
}

.learn-mode-button.active small {
  color: #1e40af;
}

.learn-result-actions > .btn {
  grid-column: 2;
  justify-self: end;
}

.result-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #16a34a;
}

.learn-demo-browser {
  margin: 16px;
  border: 1px solid #94a3b8;
  border-radius: 8px;
  overflow: hidden;
  background: #ffffff;
  transition: outline-color 0.18s, box-shadow 0.18s;
}

.learn-demo-browser.inspect-mode [data-demo-element] {
  cursor: pointer;
}

.learn-demo-browser.inspect-mode [data-demo-element]:hover,
.learn-demo-browser.inspect-mode [data-demo-element]:focus-visible {
  outline: 2px dashed #2563eb;
  outline-offset: 2px;
}

.learn-demo-browser-bar {
  display: flex;
  align-items: center;
  gap: 5px;
  min-height: 34px;
  padding: 7px 10px;
  border-bottom: 1px solid #dbe3ef;
  background: #e2e8f0;
}

.learn-demo-browser-bar > span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ef4444;
}

.learn-demo-browser-bar > span:nth-child(2) {
  background: #f59e0b;
}

.learn-demo-browser-bar > span:nth-child(3) {
  background: #16a34a;
}

.learn-demo-browser-bar div {
  min-width: 0;
  flex: 1;
  margin-left: 5px;
  overflow: hidden;
  color: #64748b;
  font-size: 11px;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.learn-preview-target-label {
  max-width: 42%;
  overflow: hidden;
  padding: 3px 6px;
  border: 1px solid #fbbf24;
  border-radius: 4px;
  background: #fffbeb;
  color: #92400e;
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.learn-demo-page {
  min-height: 300px;
  display: grid;
  place-items: center;
  padding: 24px;
  background: #e0f2fe;
  transition: outline-color 0.18s, box-shadow 0.18s;
}

.timetable-learn-grid {
  min-height: 720px;
}

.timetable-demo-page {
  min-height: 420px;
  display: block;
  padding: 16px;
  background: #e8eef5;
}

.timetable-demo-page .schedule-page {
  width: 100%;
  padding: 16px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #172033;
}

.timetable-demo-page .schedule-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.timetable-demo-page .schedule-header p {
  margin: 0;
  color: #0f766e;
  font-size: 11px;
  font-weight: 800;
}

.timetable-demo-page .schedule-header h1 {
  margin: 2px 0 0;
  color: #0f172a;
  font-size: 21px;
  line-height: 1.25;
}

.timetable-demo-page #today-button {
  min-height: 38px;
  flex: 0 0 auto;
  padding: 7px 11px;
  border: 1px solid #d97706;
  border-radius: 6px;
  background: #fef3c7;
  color: #92400e;
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
}

.timetable-demo-page .day-buttons {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 5px;
  margin: 14px 0 9px;
}

.timetable-demo-page .day-buttons button {
  min-width: 0;
  min-height: 36px;
  padding: 5px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #f8fafc;
  color: #334155;
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
}

.timetable-demo-page .day-buttons button.selected {
  border-color: #047857;
  background: #047857;
  color: #ffffff;
}

.timetable-demo-page .schedule-summary {
  display: grid;
  gap: 3px;
  padding: 10px 11px;
  border-left: 5px solid #047857;
  background: #ecfdf5;
}

.timetable-demo-page .schedule-summary span {
  color: #047857;
  font-size: 10px;
  font-weight: 900;
}

.timetable-demo-page .schedule-summary strong {
  color: #0f172a;
  font-size: 13px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.timetable-demo-page .schedule-summary small {
  color: #475569;
  font-size: 10px;
  line-height: 1.45;
}

.timetable-demo-page .schedule-table-wrap {
  width: 100%;
  margin-top: 10px;
  overflow-x: auto;
}

.timetable-demo-page .schedule-table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.timetable-demo-page .schedule-table caption {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.timetable-demo-page .schedule-table th,
.timetable-demo-page .schedule-table td {
  height: 38px;
  padding: 5px 2px;
  border: 1px solid #cbd5e1;
  color: #334155;
  font-size: 10px;
  text-align: center;
  word-break: keep-all;
}

.timetable-demo-page .schedule-table th {
  background: #f1f5f9;
  font-weight: 800;
}

.timetable-demo-page .schedule-table th:first-child {
  width: 13%;
}

.timetable-demo-page .schedule-table [data-day].selected {
  background: #dcfce7;
  font-weight: 800;
}

.timetable-demo-page .schedule-table thead [data-day].selected {
  background: #166534;
  color: #ffffff;
}

.timetable-demo-browser.inspect-mode [data-timetable-element].selected-code-target {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

.timetable-demo-browser.run-mode [data-timetable-element] {
  outline: 0;
}

.picker-learn-grid {
  min-height: 720px;
}

.picker-demo-page {
  min-height: 450px;
  display: block;
  padding: 16px;
  background: #e8eef5;
}

.picker-demo-page .picker-page {
  width: 100%;
  padding: 16px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #172033;
}

.picker-demo-page .picker-header p {
  margin: 0;
  color: #0f766e;
  font-size: 11px;
  font-weight: 800;
}

.picker-demo-page .picker-header h1 {
  margin: 2px 0 3px;
  color: #0f172a;
  font-size: 21px;
  line-height: 1.25;
}

.picker-demo-page .picker-header span {
  color: #475569;
  font-size: 10px;
}

.picker-demo-page .picker-controls {
  display: grid;
  grid-template-columns: minmax(90px, 0.65fr) minmax(180px, 1.35fr);
  gap: 8px;
  margin: 14px 0;
}

.picker-demo-page .picker-controls label {
  min-width: 0;
  display: grid;
  gap: 4px;
  color: #475569;
  font-size: 10px;
  font-weight: 800;
}

.picker-demo-page #student-count {
  width: 100%;
  min-width: 0;
  height: 40px;
  padding: 7px 9px;
  border: 1px solid #94a3b8;
  border-radius: 6px;
  background: #ffffff;
  color: #0f172a;
  font: inherit;
  font-size: 12px;
}

.picker-demo-page #student-count[readonly] {
  background: #f1f5f9;
  color: #64748b;
}

.picker-demo-page .picker-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: end;
  gap: 6px;
}

.picker-demo-page .picker-actions button {
  min-width: 0;
  min-height: 40px;
  padding: 6px;
  border: 1px solid #047857;
  border-radius: 6px;
  cursor: pointer;
  font-size: 10px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.picker-demo-page #draw-button {
  background: #047857;
  color: #ffffff;
}

.picker-demo-page #reset-button {
  background: #ffffff;
  color: #065f46;
}

.picker-demo-page .picker-result {
  min-height: 190px;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 7px;
  border: 1px solid #fed7aa;
  background: #fff7ed;
  text-align: center;
}

.picker-demo-page .picker-result > span {
  color: #9a3412;
  font-size: 11px;
  font-weight: 800;
}

.picker-demo-page #result-number {
  width: 88px;
  height: 88px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #ea580c;
  color: #ffffff;
  font-size: 40px;
  line-height: 1;
}

.picker-demo-page #result-message {
  margin: 0;
  padding: 0 10px;
  color: #7c2d12;
  font-size: 10px;
  line-height: 1.45;
}

.picker-demo-page .picker-history {
  margin-top: 11px;
  padding: 11px;
  border: 1px solid #cbd5e1;
  background: #ffffff;
}

.picker-demo-page .picker-history > div:first-child {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.picker-demo-page .picker-history h2,
.picker-demo-page .picker-history p {
  margin: 0;
  color: #334155;
  font-size: 11px;
}

.picker-demo-page .picker-history-list {
  min-height: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.picker-demo-page .picker-history-list li:not(.picker-empty) {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #dbeafe;
  color: #1e40af;
  font-size: 10px;
}

.picker-demo-page .picker-empty {
  color: #64748b;
  font-size: 10px;
}

.picker-demo-browser.inspect-mode [data-picker-element].selected-code-target {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

.picker-demo-browser.run-mode [data-picker-element] {
  outline: 0;
}

.oxquiz-learn-grid {
  min-height: 720px;
}

.oxquiz-demo-page {
  min-height: 440px;
  display: block;
  padding: 16px;
  background: #e8eef5;
}

.oxquiz-demo-page .quiz-page {
  width: 100%;
  padding: 16px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #172033;
}

.oxquiz-demo-page .quiz-header p {
  margin: 0;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 800;
}

.oxquiz-demo-page .quiz-header h1 {
  margin: 2px 0 3px;
  color: #0f172a;
  font-size: 21px;
  line-height: 1.25;
}

.oxquiz-demo-page .quiz-header span {
  color: #475569;
  font-size: 10px;
}

.oxquiz-demo-page .quiz-status {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: 14px 0 8px;
  padding: 8px 10px;
  background: #f1f5f9;
  color: #334155;
  font-size: 11px;
}

.oxquiz-demo-page #quiz-score {
  color: #047857;
}

.oxquiz-demo-page .quiz-card {
  padding: 14px;
  border: 1px solid #cbd5e1;
  background: #ffffff;
}

.oxquiz-demo-page #question-text {
  min-height: 72px;
  display: grid;
  place-items: center;
  margin: 0;
  color: #0f172a;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.5;
  text-align: center;
}

.oxquiz-demo-page .answer-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.oxquiz-demo-page .answer-buttons button {
  min-width: 0;
  min-height: 72px;
  border: 2px solid currentColor;
  border-radius: 8px;
  background: #ffffff;
  cursor: pointer;
  font-size: 34px;
  font-weight: 900;
}

.oxquiz-demo-page #o-button {
  color: #1d4ed8;
}

.oxquiz-demo-page #x-button {
  color: #be123c;
}

.oxquiz-demo-page .answer-buttons button.correct {
  background: #dcfce7;
  color: #166534;
}

.oxquiz-demo-page .answer-buttons button.wrong {
  background: #fee2e2;
  color: #991b1b;
}

.oxquiz-demo-page .answer-buttons button:disabled {
  cursor: default;
  opacity: 1;
}

.oxquiz-demo-page .quiz-feedback {
  min-height: 54px;
  margin-top: 10px;
  padding: 9px;
  background: #f8fafc;
  color: #475569;
  font-size: 10px;
  line-height: 1.5;
}

.oxquiz-demo-page .quiz-feedback.correct {
  background: #ecfdf5;
  color: #166534;
}

.oxquiz-demo-page .quiz-feedback.wrong {
  background: #fff1f2;
  color: #9f1239;
}

.oxquiz-demo-page #next-question {
  width: 100%;
  min-height: 40px;
  margin-top: 8px;
  border: 0;
  border-radius: 6px;
  background: #334155;
  color: #ffffff;
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
}

.oxquiz-demo-page #next-question:disabled {
  background: #cbd5e1;
  color: #64748b;
  cursor: not-allowed;
}

.oxquiz-demo-browser.inspect-mode [data-oxquiz-element].selected-code-target {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

.oxquiz-demo-browser.run-mode [data-oxquiz-element] {
  outline: 0;
}

.todo-learn-grid {
  min-height: 760px;
}

.todo-demo-page {
  min-height: 470px;
  display: block;
  padding: 16px;
  background: #e8eef5;
}

.todo-demo-page .todo-page {
  width: 100%;
  padding: 16px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
  color: #172033;
}

.todo-demo-page .todo-header p {
  margin: 0;
  color: #b45309;
  font-size: 11px;
  font-weight: 800;
}

.todo-demo-page .todo-header h1 {
  margin: 2px 0 6px;
  color: #0f172a;
  font-size: 22px;
  line-height: 1.25;
}

.todo-demo-page .todo-save-note {
  display: inline-block;
  padding: 4px 7px;
  background: #ecfdf5;
  color: #047857;
  font-size: 10px;
  font-weight: 800;
}

.todo-demo-page .todo-form {
  margin-top: 16px;
}

.todo-demo-page .todo-form label {
  display: block;
  margin-bottom: 5px;
  color: #334155;
  font-size: 10px;
  font-weight: 800;
}

.todo-demo-page .todo-form > div {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 66px;
  gap: 7px;
}

.todo-demo-page .todo-form input,
.todo-demo-page .todo-form button {
  min-width: 0;
  min-height: 40px;
  border-radius: 6px;
  font: inherit;
}

.todo-demo-page .todo-form input {
  width: 100%;
  padding: 0 10px;
  border: 1px solid #94a3b8;
  color: #0f172a;
  font-size: 11px;
}

.todo-demo-page .todo-form input[readonly] {
  background: #f8fafc;
}

.todo-demo-page .todo-form button {
  border: 0;
  background: #1d4ed8;
  color: #ffffff;
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
}

.todo-demo-page .todo-summary {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin: 14px 0 7px;
  color: #475569;
  font-size: 10px;
}

.todo-demo-page .todo-summary strong {
  color: #1d4ed8;
}

.todo-demo-page .todo-list {
  min-height: 82px;
  max-height: 210px;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  border-top: 1px solid #cbd5e1;
  list-style: none;
}

.todo-demo-page .todo-item {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 9px 2px;
  border-bottom: 1px solid #e2e8f0;
}

.todo-demo-page .todo-item label {
  min-width: 0;
  display: flex;
  align-items: flex-start;
  gap: 7px;
  color: #334155;
  font-size: 11px;
  line-height: 1.45;
}

.todo-demo-page .todo-item input {
  flex: 0 0 auto;
  margin: 2px 0 0;
}

.todo-demo-page .todo-item span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.todo-demo-page .todo-item.done span {
  color: #64748b;
  text-decoration: line-through;
}

.todo-demo-page .todo-delete {
  min-height: 30px;
  padding: 0 8px;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  background: #ffffff;
  color: #be123c;
  cursor: pointer;
  font-size: 10px;
  font-weight: 800;
}

.todo-demo-page .todo-empty {
  padding: 26px 8px;
  color: #64748b;
  font-size: 10px;
  text-align: center;
}

.todo-demo-page .todo-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 12px;
}

.todo-demo-page .todo-actions button {
  min-height: 34px;
  padding: 0 9px;
  border: 1px solid #94a3b8;
  border-radius: 6px;
  background: #ffffff;
  color: #334155;
  cursor: pointer;
  font-size: 10px;
  font-weight: 800;
}

.todo-demo-page .todo-actions button:disabled {
  color: #94a3b8;
  cursor: not-allowed;
}

.todo-demo-page .todo-message {
  min-height: 30px;
  margin: 8px 0 0;
  color: #475569;
  font-size: 10px;
  line-height: 1.45;
}

.todo-demo-browser.inspect-mode [data-todo-element].selected-code-target {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

.todo-demo-browser.run-mode [data-todo-element] {
  outline: 0;
}

.weather-learn-grid {
  min-height: 780px;
}

.weather-demo-page {
  min-height: 520px;
  display: block;
  padding: 16px;
  background: #e8eef2;
}

.weather-demo-page .weather-page {
  width: 100%;
  padding: 16px;
  border: 1px solid #b8ccd2;
  border-radius: 8px;
  background: #ffffff;
  color: #172033;
}

.weather-demo-page .weather-header p {
  margin: 0;
  color: #0f766e;
  font-size: 11px;
  font-weight: 800;
}

.weather-demo-page .weather-header h1 {
  margin: 2px 0 5px;
  color: #0f172a;
  font-size: 22px;
  line-height: 1.25;
}

.weather-demo-page .weather-header span {
  color: #475569;
  font-size: 10px;
  font-weight: 700;
}

.weather-demo-page .weather-result {
  min-width: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  margin-top: 16px;
  padding: 14px;
  border: 1px solid #99d5d3;
  background: #f0fdfa;
}

.weather-demo-page .weather-icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border: 1px solid #5eead4;
  border-radius: 50%;
  background: #ffffff;
  color: #0f766e;
  font-size: 30px;
  font-weight: 900;
}

.weather-demo-page .weather-main-value {
  min-width: 0;
}

.weather-demo-page .weather-main-value > span {
  display: block;
  color: #475569;
  font-size: 9px;
  overflow-wrap: anywhere;
}

.weather-demo-page .weather-main-value > strong {
  display: block;
  margin-top: 1px;
  color: #0f172a;
  font-size: 30px;
  line-height: 1.15;
}

.weather-demo-page .weather-main-value > p {
  margin-top: 2px;
  color: #0f766e;
  font-size: 11px;
  font-weight: 800;
}

.weather-demo-page .weather-details {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  margin: 0;
}

.weather-demo-page .weather-details > div {
  min-width: 0;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 8px;
  border: 1px solid #ccfbf1;
  background: #ffffff;
  font-size: 10px;
}

.weather-demo-page .weather-details dt {
  color: #64748b;
}

.weather-demo-page .weather-details dd {
  margin: 0;
  color: #0f172a;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.weather-demo-page .weather-actions {
  margin-top: 12px;
}

.weather-demo-page .weather-actions button {
  width: 100%;
  min-height: 42px;
  border: 0;
  border-radius: 6px;
  background: #0f766e;
  color: #ffffff;
  cursor: pointer;
  font-size: 11px;
  font-weight: 800;
}

.weather-demo-page .weather-actions button:disabled {
  background: #94a3b8;
  cursor: wait;
}

.weather-demo-page .weather-actions p {
  min-height: 30px;
  margin: 7px 0 0;
  color: #475569;
  font-size: 10px;
  line-height: 1.45;
}

.weather-demo-page .weather-actions p[data-state="success"] {
  color: #047857;
  font-weight: 800;
}

.weather-demo-page .weather-actions p[data-state="error"] {
  color: #b91c1c;
  font-weight: 800;
}

.weather-demo-page .weather-freshness {
  margin-top: 12px;
  padding: 10px;
  border-left: 4px solid #f59e0b;
  background: #fffbeb;
}

.weather-demo-page .weather-freshness strong {
  display: block;
  color: #78350f;
  font-size: 10px;
}

.weather-demo-page .weather-freshness p,
.weather-demo-page .weather-freshness span {
  color: #475569;
  font-size: 9px;
  line-height: 1.5;
}

.weather-demo-page .weather-freshness p {
  margin: 4px 0;
}

.weather-demo-page .weather-freshness span {
  display: block;
  font-weight: 800;
}

.weather-demo-page .weather-attribution {
  display: inline-block;
  margin-top: 10px;
  color: #0f766e;
  font-size: 9px;
  font-weight: 800;
}

.weather-demo-browser.inspect-mode [data-weather-element].selected-code-target {
  outline: 3px solid #2563eb;
  outline-offset: 2px;
}

.weather-demo-browser.run-mode [data-weather-element] {
  outline: 0;
}

.nolquiz-structure-bar {
  display: grid;
  grid-template-columns: minmax(300px, 0.95fr) minmax(260px, 1fr) minmax(280px, 0.9fr);
  align-items: stretch;
  gap: 1px;
  margin-bottom: 14px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  overflow: hidden;
  background: #cbd5e1;
}

.nolquiz-mode-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  padding: 10px;
  background: #ffffff;
}

.nolquiz-mode-switch button {
  min-width: 0;
  min-height: 62px;
  display: grid;
  align-content: center;
  gap: 3px;
  padding: 8px 10px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #f8fafc;
  color: #475569;
  cursor: pointer;
  text-align: left;
}

.nolquiz-mode-switch button:hover {
  border-color: #60a5fa;
}

.nolquiz-mode-switch button.active {
  border-color: #2563eb;
  background: #eff6ff;
  box-shadow: inset 3px 0 #2563eb;
  color: #1e3a8a;
}

.nolquiz-mode-switch span,
.nolquiz-mode-switch strong {
  display: block;
  min-width: 0;
  overflow-wrap: anywhere;
}

.nolquiz-mode-switch span {
  color: #64748b;
  font-size: 10px;
  font-weight: 800;
}

.nolquiz-mode-switch strong {
  font-size: 12px;
  line-height: 1.35;
}

.nolquiz-file-summary {
  min-width: 0;
  display: grid;
  align-content: center;
  gap: 4px;
  padding: 12px 14px;
  background: #ffffff;
}

.nolquiz-file-summary > span {
  color: #64748b;
  font-size: 10px;
  font-weight: 800;
}

.nolquiz-file-summary strong {
  color: #0f172a;
  font-size: 14px;
}

.nolquiz-file-summary p {
  color: #475569;
  font-size: 11px;
  line-height: 1.45;
}

.nolquiz-project-tree {
  min-width: 0;
  align-content: center;
  padding: 12px 14px;
  border: 0;
  border-radius: 0;
  background: #ffffff;
}

.nolquiz-project-tree .project-tree-root {
  font-size: 11px;
}

.nolquiz-project-tree .project-tree-row {
  gap: 2px 4px;
  font-size: 10px;
}

.nolquiz-project-tree .project-tree-row code {
  color: #be185d;
  font-weight: 800;
}

.learn-project-tree {
  margin-bottom: 12px;
}

.nolquiz-image-guide-link {
  width: fit-content;
  margin-top: 3px;
  color: #1d4ed8;
  font-size: 10px;
  font-weight: 800;
  text-underline-offset: 2px;
}

.nolquiz-image-guide-link:hover {
  color: #1e40af;
}

.nolquiz-file-tab {
  min-width: 150px;
  display: grid;
  align-content: center;
  gap: 2px;
  text-align: left;
}

.nolquiz-file-tab strong,
.nolquiz-file-tab span {
  display: block;
}

.nolquiz-file-tab strong {
  color: inherit;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
}

.nolquiz-file-tab span {
  color: #94a3b8;
  font-family: inherit;
  font-size: 10px;
}

.nolquiz-file-tab.active span {
  color: #bfdbfe;
}

.nolquiz-code-line {
  grid-template-columns: 42px 40px minmax(0, 1fr);
}

.nolquiz-code-line code {
  grid-column: 3;
}

.nolquiz-code-role {
  grid-column: 2;
  grid-row: 1;
  justify-self: start;
  margin-top: 2px;
  padding: 2px 4px;
  border-radius: 4px;
  background: #1e3a8a;
  color: #bfdbfe;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 900;
}

.nolquiz-code-line[data-role="css"] .nolquiz-code-role {
  background: #831843;
  color: #fbcfe8;
}

.nolquiz-code-line[data-role="js"] .nolquiz-code-role {
  background: #134e4a;
  color: #99f6e4;
}

.nolquiz-learn-grid .learn-code-layer {
  grid-template-columns: minmax(112px, 148px) minmax(0, 1fr);
}

.nolquiz-learn-grid .learn-layer-file {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#nolquiz-demo-browser.inspect-mode [data-nolquiz-element] {
  cursor: pointer;
}

#nolquiz-demo-browser.inspect-mode [data-nolquiz-element]:hover,
#nolquiz-demo-browser.inspect-mode [data-nolquiz-element]:focus-visible {
  outline: 2px dashed #2563eb;
  outline-offset: 2px;
}

#nolquiz-demo-browser.inspect-mode [data-nolquiz-element]:has([data-nolquiz-element]:hover) {
  outline: none;
  box-shadow: none;
}

#nolquiz-demo-browser.inspect-mode .learn-preview-target-label {
  border-color: #60a5fa;
  background: #eff6ff;
  color: #1d4ed8;
}

.nolquiz-demo-page {
  position: relative;
  min-height: 0;
  display: block;
  padding: 0;
  overflow: hidden;
  background: #f8fafc;
  transform: translateZ(0);
}

.nolquiz-demo-content {
  padding: 18px;
}

.nolquiz-demo-heading {
  display: grid;
  gap: 2px;
  margin-bottom: 12px;
}

.nolquiz-demo-heading span {
  color: #be185d;
  font-size: 10px;
  font-weight: 900;
}

.nolquiz-demo-heading strong {
  color: #111827;
  font-size: 22px;
}

.nolquiz-demo-heading p {
  color: #475569;
  font-size: 11px;
}

.nolquiz-demo-slider {
  min-width: 0;
  overflow: hidden;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #ffffff;
}

.nolquiz-demo-slider-viewport {
  position: relative;
  overflow: hidden;
  background: #0f172a;
}

.nolquiz-demo-track {
  width: 100%;
  display: flex;
  transition: transform 450ms ease;
  will-change: transform;
}

.nolquiz-demo-slide {
  min-width: 0;
  flex: 0 0 100%;
  display: grid;
  grid-template-rows: auto minmax(38px, auto);
  padding: 0;
  border: 0;
  background: #0f172a;
  color: #ffffff;
  cursor: zoom-in;
  text-align: left;
}

.nolquiz-demo-slide:hover,
.nolquiz-demo-slide:focus-visible {
  background: #172554;
}

.nolquiz-demo-slide:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: -3px;
}

.nolquiz-demo-slide img {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  object-fit: cover;
}

.nolquiz-demo-slide > span {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  color: #cbd5e1;
  font-size: 11px;
  line-height: 1.35;
}

.nolquiz-demo-slide > span b {
  flex: 0 0 auto;
  color: #99f6e4;
  font-size: 10px;
}

.nolquiz-demo-slider-controls {
  display: grid;
  grid-template-columns: 32px auto minmax(44px, 1fr) 32px 32px;
  align-items: center;
  gap: 6px;
  padding: 8px 10px 5px;
}

.nolquiz-demo-slider-controls > button {
  width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #ffffff;
  color: #0f172a;
  cursor: pointer;
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
}

.nolquiz-demo-slider-controls > button:hover,
.nolquiz-demo-slider-controls > button:focus-visible {
  border-color: #0f766e;
  background: #f0fdfa;
  color: #0f766e;
}

.nolquiz-demo-slider-controls > strong {
  min-width: 34px;
  color: #334155;
  font-size: 10px;
  text-align: center;
}

.nolquiz-demo-dots {
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.nolquiz-demo-dots span {
  width: 6px;
  height: 6px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #cbd5e1;
}

.nolquiz-demo-dots span.active {
  background: #0f766e;
}

.nolquiz-demo-slider-note {
  margin: 0;
  padding: 2px 10px 9px;
  color: #64748b;
  font-size: 10px;
  line-height: 1.4;
  text-align: center;
}

.nolquiz-demo-link {
  width: fit-content;
  display: inline-flex;
  margin-top: 14px;
  padding: 8px 11px;
  border: 1px solid #be185d;
  border-radius: 6px;
  color: #be185d;
  font-size: 10px;
  font-weight: 900;
  text-decoration: none;
}

.nolquiz-demo-link:hover {
  background: #fdf2f8;
}

.nolquiz-demo-modal {
  position: fixed;
  z-index: 4;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(15, 23, 42, 0.88);
}

.nolquiz-demo-modal[hidden] {
  display: none;
}

.nolquiz-demo-modal-content {
  position: relative;
  width: min(100%, 520px);
  display: grid;
  gap: 4px;
  padding: 10px;
  border-radius: 8px;
  background: #ffffff;
}

.nolquiz-demo-modal-content > button {
  position: absolute;
  z-index: 1;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  display: inline-grid;
  place-items: center;
  padding: 0;
  border: 1px solid #cbd5e1;
  border-radius: 50%;
  background: #ffffff;
  color: #0f172a;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
}

.nolquiz-demo-modal-content img {
  width: 100%;
  max-height: min(62vh, 520px);
  display: block;
  border-radius: 5px;
  object-fit: contain;
}

.nolquiz-demo-modal-content strong {
  margin-top: 4px;
  color: #0f172a;
  font-size: 13px;
}

.nolquiz-demo-modal-content > span {
  color: #475569;
  font-size: 10px;
}

.learn-target-active {
  outline: 3px solid #f59e0b;
  outline-offset: 3px;
  box-shadow: 0 0 0 6px rgba(245, 158, 11, 0.16);
}

.learn-element-selected {
  outline: 3px solid #2563eb;
  outline-offset: 3px;
  box-shadow: 0 0 0 6px rgba(37, 99, 235, 0.14);
}

.learn-inspect-popover {
  position: fixed;
  z-index: 140;
  width: min(340px, calc(100vw - 28px));
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid #93c5fd;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.24);
  color: #0f172a;
}

.learn-inspect-popover[hidden] {
  display: none;
}

.learn-inspect-popover:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 3px;
}

.learn-inspect-popover-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.learn-inspect-popover-header > span {
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 900;
}

.learn-inspect-popover-header button {
  width: 30px;
  height: 30px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  padding: 0;
  border: 1px solid #cbd5e1;
  border-radius: 50%;
  background: #f8fafc;
  color: #334155;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}

.learn-inspect-popover > strong {
  color: #1e3a8a;
  font-size: 17px;
  line-height: 1.35;
}

.learn-inspect-popover > p {
  margin: 0;
  color: #475569;
  font-size: 13px;
  line-height: 1.55;
}

.learn-inspect-roles {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.learn-inspect-roles span {
  max-width: 100%;
  padding: 4px 7px;
  border-radius: 5px;
  background: #eff6ff;
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 900;
  overflow-wrap: anywhere;
}

.learn-inspect-popover-actions {
  display: grid;
  gap: 6px;
  padding-top: 2px;
}

.learn-inspect-popover-actions .btn {
  width: 100%;
  justify-content: center;
}

.learn-inspect-popover.is-narrow {
  top: auto !important;
  right: 0 !important;
  bottom: 0;
  left: 0 !important;
  width: 100%;
  max-height: min(48dvh, 430px);
  overflow-y: auto;
  padding: 16px max(16px, env(safe-area-inset-right)) calc(16px + env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  border-right: 0;
  border-bottom: 0;
  border-left: 0;
  border-radius: 8px 8px 0 0;
  box-shadow: 0 -12px 32px rgba(15, 23, 42, 0.24);
  animation: learn-inspect-sheet-in 180ms ease-out;
}

.learn-code-panel-attention {
  animation: learn-code-panel-attention 1.4s ease-out;
}

@keyframes learn-inspect-sheet-in {
  from { transform: translateY(22px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes learn-code-panel-attention {
  0%, 100% { box-shadow: none; }
  20%, 70% { box-shadow: inset 0 0 0 4px #f59e0b; }
}

.learn-selected-element {
  display: grid;
  gap: 8px;
  padding: 14px 16px 16px;
  border-top: 1px solid #dbe3ef;
  background: #eff6ff;
}

.learn-selected-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.learn-selected-heading span {
  color: #64748b;
  font-size: 11px;
  font-weight: 800;
}

.learn-selected-heading strong {
  color: #1e3a8a;
  font-size: 15px;
}

.learn-selected-element > p {
  color: #475569;
  font-size: 12px;
  line-height: 1.55;
}

.learn-layer-list {
  display: grid;
  gap: 6px;
}

.learn-code-layer {
  min-width: 0;
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  align-items: center;
  gap: 8px;
  min-height: 39px;
  padding: 6px 9px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #ffffff;
  color: #334155;
  cursor: pointer;
  text-align: left;
}

.learn-code-layer:hover {
  border-color: #60a5fa;
  background: #f8fafc;
}

.learn-code-layer.active {
  border-color: #2563eb;
  background: #dbeafe;
  box-shadow: inset 3px 0 #2563eb;
}

.learn-layer-file {
  padding: 3px 6px;
  border-radius: 4px;
  background: #dbeafe;
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 900;
  text-align: center;
}

.learn-code-layer-css .learn-layer-file {
  background: #fce7f3;
  color: #be185d;
}

.learn-code-layer-js .learn-layer-file {
  background: #ccfbf1;
  color: #0f766e;
}

.learn-layer-label {
  min-width: 0;
  color: #334155;
  font-size: 12px;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.learn-code-explanation {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-top: 1px solid #dbe3ef;
  background: #ffffff;
}

.learn-explanation-label {
  color: #64748b !important;
  font-size: 10px !important;
  font-weight: 800;
}

.learn-explanation-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.learn-explanation-meta span {
  padding: 3px 7px;
  border-radius: 6px;
  background: #eff6ff;
  color: #1d4ed8;
  font-size: 11px;
  font-weight: 800;
}

.learn-explanation-meta span:last-child {
  background: #ecfdf5;
  color: #047857;
}

.learn-code-explanation h3 {
  color: #0f172a;
  font-size: 16px;
}

.learn-code-explanation > p {
  color: #475569;
  font-size: 13px;
  line-height: 1.6;
}

.learn-code-explanation .learn-explanation-connection {
  margin-top: 2px;
  padding-left: 10px;
  border-left: 3px solid #60a5fa;
  color: #334155;
  font-weight: 700;
}

.learn-example-picker {
  padding: 14px 16px 16px;
}

.learn-example-picker-visible {
  display: grid;
  grid-template-columns: minmax(210px, 0.36fr) minmax(0, 1.64fr);
  align-items: center;
  gap: 20px;
  margin-top: 18px;
  padding: 18px 16px;
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.learn-example-picker-heading h2 {
  margin: 4px 0 6px;
  color: #0f172a;
  font-size: 20px;
}

.learn-example-picker-heading > p:last-child {
  color: #64748b;
  font-size: 12px;
  line-height: 1.55;
}

.learn-example-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 3px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #e2e8f0;
}

.learn-example-tabs button {
  min-width: 0;
  min-height: 96px;
  display: grid;
  align-content: center;
  gap: 2px;
  padding: 10px 13px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #64748b;
  cursor: pointer;
  text-align: left;
}

.learn-example-tabs button:hover {
  color: #1d4ed8;
}

.learn-example-tabs button.active {
  background: #ffffff;
  color: #1e40af;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.16);
}

.learn-example-tabs button:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: -3px;
}

.learn-example-tabs span,
.learn-example-tabs strong,
.learn-example-tabs small {
  min-width: 0;
  overflow-wrap: anywhere;
}

.learn-example-tabs .learn-example-level {
  width: max-content;
  max-width: 100%;
  padding: 2px 5px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.62);
  color: #475569;
  font-size: 10px;
  font-weight: 900;
}

.learn-example-tabs button.active .learn-example-level {
  background: #dbeafe;
  color: #1e40af;
}

.learn-example-tabs strong {
  color: #0f172a;
  font-size: 14px;
}

.learn-example-tabs small {
  font-size: 10px;
}

.learn-example-tabs .learn-example-source {
  width: 100%;
  margin-top: 3px;
  padding: 2px 5px;
  border: 1px solid #cbd5e1;
  border-radius: 4px;
  background: #f8fafc;
  color: #475569;
  font-size: 9px;
  font-weight: 800;
  line-height: 1.35;
  white-space: normal;
  overflow-wrap: anywhere;
}

.learn-example-tabs .learn-example-source[data-info-kind="browser"] {
  border-color: #fcd34d;
  background: #fffbeb;
  color: #92400e;
}

.learn-example-tabs .learn-example-source[data-info-kind="internet"] {
  border-color: #7dd3fc;
  background: #f0f9ff;
  color: #075985;
}

.learn-example-panel[hidden] {
  display: none;
}

.learn-example-disclosure > .learn-disclosure-body {
  padding-top: 2px;
}

.learn-section-disclosure .learn-example-check,
.learn-section-disclosure .learn-ai-request {
  margin-top: 0;
  border-top: 0;
  border-bottom: 0;
}

.learn-example-check {
  margin-top: 28px;
  border-top: 1px solid #bfdbfe;
  border-bottom: 1px solid #bfdbfe;
  background: #ffffff;
}

.learn-check-intro {
  padding: 18px 20px;
  border-left: 5px solid #2563eb;
  background: #eff6ff;
}

.learn-check-label {
  margin: 0 0 4px;
  color: #1d4ed8;
  font-size: 12px;
  font-weight: 900;
}

.learn-check-intro h3 {
  margin: 0;
  color: #0f172a;
  font-size: 20px;
}

.learn-check-intro p:last-child {
  margin: 6px 0 0;
  color: #475569;
  font-size: 14px;
  line-height: 1.6;
}

.learn-check-main,
.learn-check-summary {
  padding: 20px;
}

.learn-check-progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #475569;
  font-size: 13px;
}

.learn-check-progress strong {
  flex: 0 0 auto;
  color: #1d4ed8;
  font-size: 14px;
}

.learn-check-main h4 {
  margin: 16px 0 14px;
  color: #0f172a;
  font-size: 17px;
  line-height: 1.55;
}

.learn-check-choices {
  display: grid;
  gap: 8px;
}

.learn-check-choice {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  width: 100%;
  min-height: 52px;
  padding: 10px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #ffffff;
  color: #1e293b;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.learn-check-choice:hover:not(:disabled) {
  border-color: #2563eb;
  background: #eff6ff;
}

.learn-check-choice:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

.learn-check-choice > span {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: #e2e8f0;
  color: #334155;
  font-size: 13px;
  font-weight: 900;
}

.learn-check-choice strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-size: 14px;
  line-height: 1.45;
}

.learn-check-choice:disabled {
  cursor: default;
  opacity: 0.68;
}

.learn-check-choice.correct {
  border-color: #10b981;
  background: #ecfdf5;
  color: #065f46;
  opacity: 1;
}

.learn-check-choice.correct > span {
  background: #10b981;
  color: #ffffff;
}

.learn-check-choice.incorrect {
  border-color: #f97316;
  background: #fff7ed;
  color: #9a3412;
  opacity: 1;
}

.learn-check-choice.incorrect > span {
  background: #f97316;
  color: #ffffff;
}

.learn-check-feedback {
  display: grid;
  gap: 4px;
  margin-top: 12px;
  padding: 12px 14px;
  border-left: 4px solid #2563eb;
  background: #f8fafc;
  color: #334155;
  font-size: 14px;
  line-height: 1.55;
}

.learn-check-feedback[hidden] {
  display: none;
}

.learn-check-feedback[data-state="correct"] {
  border-left-color: #10b981;
  background: #ecfdf5;
}

.learn-check-feedback[data-state="incorrect"] {
  border-left-color: #f97316;
  background: #fff7ed;
}

.learn-check-feedback strong {
  color: #0f172a;
}

.learn-check-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 12px;
}

.learn-check-actions .btn.hidden {
  display: none;
}

.learn-check-summary {
  display: grid;
  gap: 10px;
  justify-items: start;
  background: #f8fafc;
}

.learn-check-summary > strong {
  color: #1d4ed8;
  font-size: 28px;
}

.learn-check-summary p {
  max-width: 700px;
  margin: 0;
  color: #475569;
  font-size: 14px;
  line-height: 1.6;
}

.learn-ai-request {
  margin-top: 28px;
  border-top: 1px solid #c7d2fe;
  border-bottom: 1px solid #c7d2fe;
  background: #ffffff;
}

.learn-ai-request-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 18px 20px;
  border-left: 5px solid #7c3aed;
  background: #f5f3ff;
}

.learn-ai-request-intro h3 {
  margin: 0;
  color: #1e1b4b;
  font-size: 20px;
}

.learn-ai-request-intro p:last-child {
  margin: 6px 0 0;
  color: #5b5677;
  font-size: 14px;
  line-height: 1.6;
}

.learn-ai-service-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.learn-ai-service-links a {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 9px;
  border: 1px solid #c4b5fd;
  border-radius: 6px;
  background: #ffffff;
  color: #5b21b6;
  font-size: 12px;
  font-weight: 900;
  text-decoration: none;
}

.learn-ai-service-links a:hover {
  border-color: #7c3aed;
  background: #ede9fe;
}

.learn-ai-request-main {
  display: grid;
  grid-template-columns: minmax(190px, 0.45fr) minmax(0, 1fr);
  gap: 18px;
  padding: 20px;
}

.learn-ai-request-steps {
  display: grid;
  align-content: start;
  gap: 10px;
}

.learn-ai-request-steps p {
  margin: 0;
  color: #475569;
  font-size: 13px;
  line-height: 1.55;
}

.learn-ai-request-steps ol {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: ai-step;
}

.learn-ai-request-steps li {
  position: relative;
  min-height: 30px;
  padding: 5px 0 5px 34px;
  color: #334155;
  font-size: 12px;
  line-height: 1.45;
}

.learn-ai-request-steps li::before {
  position: absolute;
  top: 4px;
  left: 0;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: #ede9fe;
  color: #6d28d9;
  font-size: 11px;
  font-weight: 900;
  counter-increment: ai-step;
  content: counter(ai-step);
}

.learn-ai-prompt-panel {
  min-width: 0;
  display: grid;
  gap: 10px;
}

.learn-ai-option-group {
  display: grid;
  gap: 6px;
}

.learn-ai-option-label {
  color: #334155;
  font-size: 12px;
  font-weight: 850;
  line-height: 1.45;
}

.learn-ai-layout-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.learn-ai-layout-switch button {
  min-height: 48px;
  padding: 7px 9px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #f8fafc;
  color: #475569;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.learn-ai-layout-switch button strong,
.learn-ai-layout-switch button small {
  display: block;
}

.learn-ai-layout-switch button strong {
  color: inherit;
  font-size: 12px;
}

.learn-ai-layout-switch button small {
  margin-top: 2px;
  font-size: 10px;
  font-weight: 700;
  line-height: 1.35;
}

.learn-ai-layout-switch button.active {
  border-color: #7c3aed;
  background: #f5f3ff;
  color: #5b21b6;
  box-shadow: inset 3px 0 #7c3aed;
}

.learn-ai-layout-switch button:focus-visible,
.learn-ai-service-links a:focus-visible,
.learn-ai-followup-suggestions button:focus-visible,
.learn-ai-followup textarea:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

.learn-ai-prompt-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.learn-ai-prompt-toolbar span {
  color: #475569;
  font-size: 12px;
  font-weight: 800;
}

.learn-ai-copy-status {
  color: #6d28d9;
  font-size: 12px;
  font-weight: 800;
}

.learn-ai-prompt {
  width: 100%;
  min-height: 228px;
  resize: vertical;
  padding: 12px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #0f172a;
  color: #e2e8f0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.55;
}

.learn-ai-prompt.compact {
  min-height: 170px;
}

.learn-ai-prompt:focus-visible {
  outline: 3px solid #f59e0b;
  outline-offset: 2px;
}

.learn-ai-request-note {
  margin: 0;
  padding-top: 10px;
  border-top: 1px solid #e2e8f0;
  color: #64748b;
  font-size: 12px;
  line-height: 1.55;
}

.learn-ai-request-note strong {
  color: #334155;
}

.learn-ai-followup {
  padding: 20px;
  border-top: 1px solid #cbd5e1;
  background: #f8fafc;
}

.learn-ai-followup-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 18px;
}

.learn-ai-followup-heading h4 {
  margin: 3px 0 5px;
  color: #0f172a;
  font-size: 18px;
}

.learn-ai-followup-heading p:last-child {
  max-width: 720px;
  margin: 0;
  color: #475569;
  font-size: 13px;
  line-height: 1.6;
}

.learn-ai-conversation-loop {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 5px 7px;
  color: #64748b;
  font-size: 11px;
  font-weight: 800;
}

.learn-ai-conversation-loop span {
  padding-bottom: 3px;
  border-bottom: 2px solid #0d9488;
  color: #115e59;
  white-space: nowrap;
}

.learn-ai-conversation-loop b {
  color: #0f766e;
  font-size: 14px;
}

.learn-ai-followup-main {
  display: grid;
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1fr);
  gap: 18px;
  margin-top: 16px;
}

.learn-ai-followup-suggestions {
  display: grid;
  gap: 6px;
  margin-top: 7px;
}

.learn-ai-followup-suggestions button {
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid #99f6e4;
  border-radius: 6px;
  background: #f0fdfa;
  color: #115e59;
  font: inherit;
  font-size: 12px;
  font-weight: 750;
  line-height: 1.45;
  text-align: left;
  cursor: pointer;
}

.learn-ai-followup-suggestions button:hover {
  border-color: #0d9488;
  background: #ccfbf1;
}

.learn-ai-followup-compose {
  min-width: 0;
  display: grid;
  gap: 7px;
}

.learn-ai-followup-compose label {
  color: #334155;
  font-size: 12px;
  font-weight: 850;
}

.learn-ai-followup-compose textarea {
  width: 100%;
  min-height: 102px;
  resize: vertical;
  padding: 10px 12px;
  border: 1px solid #94a3b8;
  border-radius: 6px;
  background: #ffffff;
  color: #0f172a;
  font: inherit;
  font-size: 13px;
  line-height: 1.55;
}

.learn-ai-followup-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.learn-ai-followup-actions p {
  margin: 0;
  color: #0f766e;
  font-size: 12px;
  font-weight: 750;
  line-height: 1.45;
}

.learn-ai-followup-actions .btn {
  flex: 0 0 auto;
}

.bounce-compare {
  padding: 32px 0 34px;
}

.bounce-compare-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.65fr);
  align-items: end;
  gap: 28px;
  margin-bottom: 18px;
}

.bounce-compare-heading h2 {
  margin: 4px 0 7px;
  color: #0f172a;
  font-size: 22px;
}

.bounce-compare-heading > div:first-child > p:last-child {
  max-width: 710px;
  color: #475569;
  font-size: 14px;
  line-height: 1.6;
}

.bounce-option-controls,
.bounce-option-group {
  min-width: 0;
  display: grid;
}

.bounce-option-controls {
  gap: 9px;
}

.bounce-option-group {
  gap: 4px;
}

.bounce-option-label {
  color: #475569;
  font-size: 10px;
  font-weight: 900;
}

.bounce-mode-switch {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 3px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  background: #e2e8f0;
}

.bounce-mode-switch button {
  min-width: 0;
  min-height: 58px;
  display: grid;
  align-content: center;
  gap: 2px;
  padding: 7px 10px;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: #64748b;
  cursor: pointer;
  text-align: left;
}

.bounce-mode-switch button:hover {
  color: #1d4ed8;
}

.bounce-mode-switch button.active {
  background: #ffffff;
  color: #1e40af;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.15);
}

.bounce-mode-switch span {
  font-size: 10px;
  font-weight: 800;
}

.bounce-mode-switch strong {
  overflow-wrap: anywhere;
  font-size: 12px;
}

.bounce-structure-heading {
  min-height: 38px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 12px;
  border: 1px solid #cbd5e1;
  border-bottom: 0;
  border-radius: 8px 8px 0 0;
  background: #f8fafc;
}

.bounce-structure-heading span {
  flex: 0 0 auto;
  color: #64748b;
  font-size: 10px;
  font-weight: 900;
}

.bounce-structure-heading strong {
  color: #0f172a;
  font-size: 12px;
  text-align: right;
}

.bounce-role-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 12px;
  border: 1px solid #cbd5e1;
  border-radius: 0 0 8px 8px;
  overflow: hidden;
  background: #ffffff;
}

.bounce-role-map button {
  min-width: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 2px 9px;
  padding: 11px 13px;
  border: 0;
  border-left: 4px solid #2563eb;
  background: #ffffff;
  color: #334155;
  cursor: pointer;
  text-align: left;
}

.bounce-role-map button + button {
  border-left: 1px solid #cbd5e1;
  box-shadow: inset 4px 0 #db2777;
}

.bounce-role-map button:nth-child(3) {
  box-shadow: inset 4px 0 #0f766e;
}

.bounce-role-map button:hover,
.bounce-role-map button.active {
  background: #f8fafc;
}

.bounce-role-map button.active {
  outline: 3px solid #fbbf24;
  outline-offset: -3px;
}

.bounce-role-map span {
  grid-row: 1 / 3;
  padding: 3px 6px;
  border-radius: 4px;
  background: #dbeafe;
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 900;
}

.bounce-role-map button:nth-child(2) span {
  background: #fce7f3;
  color: #be185d;
}

.bounce-role-map button:nth-child(3) span {
  background: #ccfbf1;
  color: #0f766e;
}

.bounce-role-map strong {
  min-width: 0;
  color: #0f172a;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.bounce-role-map small {
  min-width: 0;
  color: #64748b;
  font-size: 10px;
  overflow-wrap: anywhere;
}

.bounce-compare-grid {
  display: grid;
  grid-template-columns: minmax(340px, 0.8fr) minmax(0, 1.2fr);
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  overflow: hidden;
  background: #ffffff;
}

.bounce-preview-panel,
.bounce-code-panel {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.bounce-preview-panel {
  border-right: 1px solid #cbd5e1;
  background: #f8fafc;
}

.bounce-tool-heading {
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid #cbd5e1;
  background: #ffffff;
}

.bounce-tool-heading > div {
  min-width: 0;
  display: grid;
  gap: 2px;
}

.bounce-tool-heading > div > span {
  color: #64748b;
  font-size: 10px;
  font-weight: 800;
}

.bounce-tool-heading strong {
  color: #0f172a;
  font-size: 13px;
  overflow-wrap: anywhere;
}

.bounce-tool-heading > span {
  flex: 0 1 auto;
  padding: 3px 6px;
  border-radius: 4px;
  background: #ecfdf5;
  color: #047857;
  font-size: 10px;
  font-weight: 800;
  text-align: right;
  overflow-wrap: anywhere;
}

#bounce-preview {
  width: 100%;
  min-height: 470px;
  flex: 1;
  border: 0;
  background: #eef6ff;
}

.bounce-preview-panel > p {
  padding: 9px 12px;
  border-top: 1px solid #cbd5e1;
  color: #475569;
  font-size: 11px;
}

.bounce-file-tabs {
  min-height: 42px;
  display: flex;
  overflow-x: auto;
  border-bottom: 1px solid #334155;
  background: #111827;
}

.bounce-file-tabs button {
  min-width: 155px;
  min-height: 50px;
  display: grid;
  align-content: center;
  gap: 2px;
  padding: 8px 12px;
  border: 0;
  border-right: 1px solid #334155;
  border-bottom: 3px solid transparent;
  background: #1f2937;
  color: #94a3b8;
  cursor: pointer;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-weight: 800;
  text-align: left;
}

.bounce-file-tabs button strong,
.bounce-file-tabs button span {
  display: block;
}

.bounce-file-tabs button strong {
  color: inherit;
  font-size: 11px;
}

.bounce-file-tabs button span {
  color: #64748b;
  font-family: system-ui, sans-serif;
  font-size: 10px;
  font-weight: 700;
}

.bounce-file-tabs button.active span {
  color: #cbd5e1;
}

.bounce-file-tabs button:hover {
  color: #ffffff;
}

.bounce-file-tabs button.active {
  border-bottom-color: #60a5fa;
  background: #111827;
  color: #ffffff;
}

.bounce-file-tabs button[data-file="css"].active {
  border-bottom-color: #f472b6;
}

.bounce-file-tabs button[data-file="js"].active {
  border-bottom-color: #2dd4bf;
}

.bounce-file-note {
  min-height: 38px;
  padding: 8px 12px;
  border-bottom: 1px solid #334155;
  background: #1f2937;
  color: #cbd5e1;
  font-size: 11px;
  line-height: 1.45;
}

.bounce-code-lines {
  position: relative;
  min-height: 0;
  height: 350px;
  overflow: auto;
  padding: 7px 0 12px;
  background: #0b1220;
}

.bounce-code-row {
  width: max-content;
  min-width: 100%;
  display: grid;
  grid-template-columns: 42px 46px minmax(520px, 1fr);
  align-items: start;
  min-height: 27px;
  padding: 3px 10px 3px 0;
  border: 0;
  border-left: 3px solid transparent;
  background: transparent;
  color: #dbeafe;
  cursor: pointer;
  text-align: left;
}

.bounce-code-row:hover {
  background: #1e293b;
}

.bounce-code-row.related {
  border-left-color: #fbbf24;
  background: #273449;
  color: #ffffff;
}

.bounce-code-row.selected {
  outline: 2px solid #facc15;
  outline-offset: -2px;
  background: #37465d;
}

.bounce-line-number {
  padding-right: 9px;
  color: #64748b;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  text-align: right;
  user-select: none;
}

.bounce-code-row code {
  grid-column: 3;
  color: inherit;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  line-height: 1.55;
  white-space: pre;
}

.bounce-line-role {
  grid-column: 2;
  grid-row: 1;
  justify-self: start;
  padding: 2px 4px;
  border-radius: 3px;
  background: #1e3a8a;
  color: #bfdbfe;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 900;
}

.bounce-code-row[data-role="css"] .bounce-line-role {
  background: #831843;
  color: #fbcfe8;
}

.bounce-code-row[data-role="js"] .bounce-line-role {
  background: #134e4a;
  color: #99f6e4;
}

.bounce-code-explanation {
  min-height: 98px;
  display: grid;
  align-content: center;
  gap: 3px;
  padding: 11px 14px;
  border-top: 1px solid #334155;
  background: #f8fafc;
}

.bounce-code-explanation span {
  color: #1d4ed8;
  font-size: 10px;
  font-weight: 900;
}

.bounce-code-explanation strong {
  color: #0f172a;
  font-size: 13px;
}

.bounce-code-explanation p {
  color: #475569;
  font-size: 11px;
  line-height: 1.5;
}

.bounce-choice-guide {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 12px;
  border-top: 1px solid #cbd5e1;
  border-bottom: 1px solid #cbd5e1;
}

.bounce-choice-guide > div {
  display: grid;
  grid-template-columns: 1fr;
  align-content: start;
  gap: 4px;
  padding: 12px 14px;
}

.bounce-choice-guide > div + div {
  border-left: 1px solid #cbd5e1;
}

.bounce-choice-guide strong {
  color: #0f172a;
  font-size: 12px;
}

.bounce-choice-guide span {
  color: #475569;
  font-size: 11px;
  line-height: 1.55;
}

.bounce-choice-guide code {
  color: #1d4ed8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 10px;
  font-weight: 800;
}

.learn-next-step {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  padding: 28px 0;
  border-top: 1px solid #a7f3d0;
  border-bottom: 1px solid #a7f3d0;
  background: #f0fdf4;
}

.learn-section-disclosure + .learn-next-step {
  margin-top: 28px;
}

.learn-next-step > div {
  padding-left: 24px;
}

.learn-next-step h2 {
  margin: 4px 0 7px;
  color: #0f172a;
  font-size: 20px;
}

.learn-next-step p:last-child {
  max-width: 760px;
  color: #475569;
  font-size: 14px;
  line-height: 1.65;
}

.learn-next-step .btn {
  margin-right: 24px;
  text-decoration: none;
}

.privacy-note {
  font-size: 11px;
  color: #94a3b8;
}

@media (max-width: 1040px) {
  .learn-intro {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 20px;
  }

  .learn-file-map {
    max-width: 620px;
  }

  .learn-section-disclosure > summary {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px 10px;
    padding: 12px;
  }

  .learn-disclosure-kicker {
    grid-column: 1 / -1;
    width: max-content;
  }

  .learn-disclosure-copy {
    grid-column: 1;
  }

  .learn-disclosure-copy strong {
    font-size: 15px;
  }

  .learn-disclosure-copy small {
    font-size: 11px;
  }

  .learn-disclosure-state {
    grid-column: 2;
    min-width: 68px;
    min-height: 32px;
    padding: 5px 7px;
    font-size: 11px;
  }

  .learn-concept-guide {
    padding: 18px 12px 20px;
  }

  .learn-growth-lanes {
    grid-template-columns: 1fr;
  }

  .learn-growth-lane + .learn-growth-lane {
    border-top: 1px solid #cbd5e1;
    border-left: 0;
  }

  .learn-platform-connection {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 12px;
  }

  .learn-example-picker {
    padding: 12px;
  }

  .learn-example-picker-visible {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .learn-example-tabs {
    width: min(100%, 760px);
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .basics-language-grid {
    grid-template-columns: 1fr;
  }

  .basics-language-grid article + article {
    border-top: 1px solid #cbd5e1;
    border-left: 0;
  }

  .learn-lab-grid {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .learn-lab-grid > .learn-result-panel {
    order: 1;
    border-bottom: 1px solid #cbd5e1;
  }

  .learn-connection-strip {
    grid-template-columns: minmax(140px, 0.8fr) 24px minmax(220px, 1.5fr) 24px minmax(130px, 0.7fr);
  }

  .learn-code-panel {
    order: 2;
    border-right: 0;
    border-top: 1px solid #334155;
    border-bottom: 0;
  }

  .learn-code-lines {
    max-height: 520px;
  }

  .bounce-compare-heading {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 16px;
  }

  .bounce-mode-switch {
    width: min(100%, 520px);
  }

  .bounce-compare-grid {
    grid-template-columns: 1fr;
  }

  .bounce-preview-panel {
    border-right: 0;
    border-bottom: 1px solid #cbd5e1;
  }

  #bounce-preview {
    min-height: 590px;
  }
}

@media (max-width: 720px) {
  .dashboard-container {
    padding: 58px 16px 24px;
  }

  .site-header {
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 24px;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
    margin-right: -16px;
    padding-right: 16px;
  }

  .site-brand {
    font-size: 15px;
  }

  .site-brand img {
    width: 30px;
    height: 30px;
  }

  .site-nav a {
    min-height: 32px;
    padding: 6px 8px 5px;
    font-size: 12px;
  }

  .dashboard-header {
    margin-bottom: 16px;
  }

  .project-start-grid {
    grid-template-columns: 1fr;
    margin-bottom: 20px;
  }

  .project-action-card {
    min-height: 0;
    padding: 18px;
  }

  .learning-band {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 14px;
    margin: 0 -16px;
    padding: 18px 16px;
  }

  .learning-band h2 {
    font-size: 17px;
  }

  .learning-band-button {
    width: 100%;
  }

  .learning-band-actions {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  .app-download-band {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 14px;
    margin: 0 -16px 20px;
    padding: 18px 16px;
  }

  .app-download-band h2 {
    font-size: 17px;
  }

  .app-download-link {
    width: 100%;
  }

  .download-shell {
    width: min(100% - 32px, 920px);
    padding-top: 22px;
  }

  .guide-shell {
    width: min(100% - 32px, 920px);
    padding-top: 22px;
  }

  .learn-shell {
    width: min(100% - 32px, 1180px);
    padding-top: 22px;
  }

  .download-site-header {
    margin-bottom: 36px;
  }

  .guide-site-header {
    margin-bottom: 36px;
  }

  .learn-site-header {
    margin-bottom: 36px;
  }

  .download-intro {
    grid-template-columns: 1fr;
    gap: 16px;
    padding-bottom: 26px;
  }

  .guide-intro {
    grid-template-columns: 1fr;
    gap: 16px;
    padding-bottom: 26px;
  }

  .download-app-icon {
    width: 72px;
    height: 72px;
  }

  .guide-intro img {
    width: 72px;
    height: 72px;
  }

  .download-intro h1 {
    font-size: 25px;
  }

  .guide-intro h1 {
    font-size: 25px;
  }

  .learn-intro h1 {
    font-size: 25px;
  }

  .learn-file-map {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .learn-concept-heading {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 6px;
  }

  .learn-concept-heading .guide-eyebrow {
    grid-column: auto;
  }

  .learn-concept-lane {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 11px 10px;
  }

  .learn-growth-heading {
    display: grid;
    gap: 4px;
  }

  .learn-growth-lane {
    padding: 13px 10px;
  }

  .learn-platform-steps {
    grid-template-columns: 1fr;
  }

  .learn-info-flow-steps {
    grid-template-columns: 1fr;
  }

  .learn-info-flow-arrow {
    min-height: 24px;
    transform: none;
  }

  .learn-feature-note {
    grid-template-columns: 1fr;
    gap: 5px;
    padding: 11px 12px;
  }

  .learn-example-picker {
    padding: 10px;
  }

  .learn-example-tabs {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .basics-project-structure {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 18px 12px;
  }

  .basics-project-note {
    grid-column: auto;
  }

  .learn-example-tabs button {
    min-height: 112px;
    padding: 9px;
  }

  .learn-example-check {
    margin-top: 20px;
  }

  .learn-ai-request {
    margin-top: 20px;
  }

  .learn-ai-request-intro,
  .learn-ai-request-main,
  .learn-ai-followup-heading,
  .learn-ai-followup-main {
    grid-template-columns: 1fr;
  }

  .learn-ai-request-intro,
  .learn-ai-request-main,
  .learn-ai-followup {
    padding: 16px;
  }

  .learn-ai-service-links {
    justify-content: flex-start;
  }

  .learn-ai-conversation-loop {
    justify-content: flex-start;
  }

  .learn-ai-followup-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .learn-ai-followup-actions .btn {
    width: 100%;
  }

  .learn-check-intro,
  .learn-check-main,
  .learn-check-summary {
    padding: 16px;
  }

  .learn-check-progress {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
  }

  .learn-check-main h4 {
    font-size: 16px;
  }

  .learn-check-actions,
  .learn-check-actions .btn,
  .learn-check-summary .btn {
    width: 100%;
  }

  .picker-demo-page {
    padding: 10px;
  }

  .picker-demo-page .picker-page {
    padding: 12px;
  }

  .picker-demo-page .picker-controls {
    grid-template-columns: 1fr;
  }

  .oxquiz-demo-page {
    padding: 10px;
  }

  .oxquiz-demo-page .quiz-page {
    padding: 12px;
  }

  .todo-demo-page {
    padding: 10px;
  }

  .todo-demo-page .todo-page {
    padding: 12px;
  }

  .todo-demo-page .todo-form > div {
    grid-template-columns: 1fr;
  }

  .todo-demo-page .todo-actions button {
    flex: 1 1 130px;
  }

  .weather-demo-page {
    padding: 10px;
  }

  .weather-demo-page .weather-page {
    padding: 12px;
  }

  .weather-demo-page .weather-result {
    grid-template-columns: 1fr;
  }

  .weather-demo-page .weather-details {
    grid-column: auto;
    grid-template-columns: 1fr;
  }

  .learn-lab-heading {
    display: grid;
    align-items: start;
    gap: 6px;
  }

  .learn-connection-strip {
    grid-template-columns: 1fr;
  }

  .learn-connection-part {
    padding: 10px 12px;
  }

  .learn-connection-action {
    border-top: 1px solid #e2e8f0;
    border-bottom: 1px solid #e2e8f0;
  }

  .learn-connection-target {
    border-right: 0;
    border-left: 5px solid #f59e0b;
  }

  .learn-connection-arrow {
    min-height: 20px;
    transform: rotate(90deg);
  }

  .learn-file-tab {
    min-width: 112px;
    padding-inline: 10px;
  }

  .learn-code-line {
    grid-template-columns: 34px minmax(0, 1fr);
    padding-right: 10px;
  }

  .learn-code-line code {
    font-size: 11px;
  }

  .learn-code-toolbar {
    align-items: stretch;
    flex-direction: column;
    gap: 7px;
    padding: 8px 10px;
  }

  .learn-code-scope-bar {
    align-items: stretch;
    flex-direction: column;
    gap: 7px;
    padding: 8px 10px;
  }

  .learn-code-scope-switch,
  .learn-code-scope-switch button {
    width: 100%;
  }

  .learn-current-file {
    min-height: 24px;
  }

  .learn-section-picker {
    width: 100%;
    justify-content: space-between;
  }

  .learn-section-picker select {
    width: min(100%, 320px);
  }

  .learn-code-view-switch {
    width: 100%;
  }

  .learn-code-view-button {
    width: 100%;
  }

  .learn-code-lines.block-view {
    padding: 10px;
  }

  .learn-selected-code-preview {
    max-height: 190px;
  }

  .learn-selected-code-header {
    align-items: flex-start;
  }

  .learn-code-block {
    width: calc(100% - (var(--block-depth) * 8px));
    grid-template-columns: 30px minmax(0, 1fr);
    margin-left: calc(var(--block-depth) * 8px);
  }

  .learn-block-step {
    width: 28px;
    height: 28px;
  }

  .learn-block-code-range {
    grid-column: 2;
    justify-self: start;
  }

  .learn-demo-browser {
    margin: 10px;
  }

  .learn-demo-page {
    min-height: 270px;
    padding: 18px;
  }

  .learn-result-heading {
    grid-template-columns: 1fr;
    align-items: start;
    padding: 10px;
  }

  .learn-result-actions {
    width: 100%;
    grid-template-columns: 1fr;
    justify-content: stretch;
  }

  .learn-result-actions > .btn {
    grid-column: auto;
    justify-self: start;
  }

  .learn-preview-modes {
    width: 100%;
  }

  .learn-mode-button {
    width: 100%;
  }

  .learn-selected-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
  }

  .learn-code-layer {
    grid-template-columns: 76px minmax(0, 1fr);
  }

  .learn-next-step {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 0 0 18px;
  }

  .bounce-compare {
    padding: 28px 0;
  }

  .bounce-compare-heading h2 {
    font-size: 19px;
  }

  .bounce-mode-switch {
    width: 100%;
  }

  .bounce-mode-switch button {
    min-height: 64px;
    padding-inline: 8px;
  }

  .bounce-role-map {
    grid-template-columns: 1fr;
  }

  .bounce-role-map button + button,
  .bounce-role-map button:nth-child(3) {
    border-top: 1px solid #cbd5e1;
    border-left: 4px solid #db2777;
    box-shadow: none;
  }

  .bounce-role-map button:nth-child(3) {
    border-left-color: #0f766e;
  }

  .bounce-tool-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .bounce-tool-heading > span {
    text-align: left;
  }

  #bounce-preview {
    min-height: 400px;
  }

  .bounce-code-lines {
    height: 330px;
  }

  .bounce-choice-guide {
    grid-template-columns: 1fr;
  }

  .bounce-choice-guide > div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .bounce-choice-guide > div + div {
    border-top: 1px solid #cbd5e1;
    border-left: 0;
  }

  .learn-next-step > div {
    padding: 18px 18px 0;
  }

  .learn-next-step .btn {
    margin: 0 18px;
  }

  .download-options,
  .download-guide,
  .guide-choice-grid,
  .guide-ai-grid,
  .guide-image-methods,
  .guide-finish {
    grid-template-columns: 1fr;
  }

  .guide-learn-steps {
    grid-template-columns: 1fr;
  }

  .guide-learn-steps li {
    border-right: 0;
    border-bottom: 1px solid #e2e8f0;
  }

  .guide-learn-steps li:last-child {
    border-bottom: 0;
  }

  .guide-storage-map {
    grid-template-columns: 1fr;
  }

  .guide-storage-map > span {
    transform: rotate(90deg);
  }

  .guide-workspace-list article {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .guide-learn-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .download-options {
    margin: 24px 0;
  }

  .download-option {
    min-height: 210px;
  }

  .download-guide {
    gap: 18px;
    padding: 24px 0;
  }

  .guide-files {
    margin: 0 -16px;
    padding: 28px 16px;
  }

  .guide-file-table [role="row"] {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .guide-image-method > p {
    min-height: 0;
  }

  .guide-image-choice {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .help-version-row {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .project-grid {
    flex-basis: 150px;
  }

  .help-modal-box {
    max-height: 88vh;
    overflow-y: auto;
  }

  .help-modal-header {
    gap: 10px;
  }

  .help-modal-actions {
    align-items: flex-end;
    flex-direction: column-reverse;
  }

  .starter-choice-modal {
    max-height: 88vh;
    overflow-y: auto;
  }

  .starter-choice-grid {
    grid-template-columns: 1fr;
  }

  .project-tree-row small {
    width: 100%;
    margin-left: 24px;
    text-align: left;
  }

  .workspace-header {
    padding-left: 56px;
  }

  .workspace-right {
    min-width: 340px;
  }

  .preview-size-controls {
    grid-template-columns: 1fr;
  }

  .preview-preset-buttons {
    grid-column: auto;
  }
}

@media (max-width: 980px) {
  .workspace-header {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "primary-nav primary-nav"
      "project status";
  }

  .header-left {
    min-width: 0;
  }

  .header-right {
    min-width: 0;
  }

  .editor-tab-indicator {
    max-width: 100%;
  }

  .editor-control-buttons {
    width: 100%;
    margin-left: 0;
  }

  .workspace-sidebar {
    width: 240px;
    max-width: 240px;
  }

  .workspace-right {
    width: 380px;
    min-width: 340px;
  }

  .server-control-panel {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .preview-power-control {
    justify-content: flex-start;
  }

  .preview-size-controls {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
  }

  .preview-preset-buttons {
    grid-column: 1 / -1;
  }
}

@media (max-height: 760px) {
  .dashboard-container {
    padding-top: 54px;
  }

  .dashboard-header {
    margin-bottom: 16px;
  }

  .project-action-card {
    min-height: 340px;
    padding: 18px;
  }

  .preview-viewport-section {
    padding: 10px;
  }

  .preview-heading {
    margin-bottom: 6px;
  }

  .preview-size-controls {
    padding: 8px;
    margin-bottom: 8px;
  }

  .console-panel {
    height: 180px;
  }
}

@media (max-width: 720px) {
  .console-header {
    align-items: stretch;
  }

  .console-title-group,
  .console-actions {
    width: 100%;
  }

  .console-actions {
    justify-content: flex-start;
  }

  .btn-console-action.primary {
    flex: 1 1 190px;
  }

  .log-item-actions {
    width: 100%;
    margin-left: 0;
  }
}

@media (max-width: 720px) {
  .workspace-header {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "primary-nav"
      "project"
      "status";
    padding: 8px 12px 8px 56px;
    gap: 8px;
  }

  .header-left,
  .header-right {
    justify-content: flex-start;
  }

  .preview-panel-heading,
  .panel-collapse-button {
    display: none;
  }

  .header-right {
    gap: 6px;
  }

  .status-badge {
    max-width: min(100%, 230px);
  }

  .workspace-sidebar {
    width: 100%;
    max-width: 100%;
  }

  .editor-tabs-bar {
    align-items: stretch;
  }

  .editor-tab-indicator,
  .editor-control-buttons {
    width: 100%;
  }

  .editor-control-buttons {
    justify-content: flex-start;
  }
}

@media (max-width: 1040px) {
  .nolquiz-structure-bar {
    grid-template-columns: 1fr 1fr;
  }

  .nolquiz-mode-switch {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  .nolquiz-structure-bar {
    grid-template-columns: 1fr;
  }

  .nolquiz-mode-switch {
    grid-column: auto;
    grid-template-columns: 1fr;
  }

  .nolquiz-mode-switch button {
    min-height: 54px;
  }

  .nolquiz-code-line {
    grid-template-columns: 34px 38px minmax(0, 1fr);
  }

  .nolquiz-learn-grid .learn-code-layer {
    grid-template-columns: 102px minmax(0, 1fr);
  }

  .nolquiz-demo-content {
    padding: 12px;
  }

  .nolquiz-demo-page {
    padding: 0;
  }

  .nolquiz-demo-heading strong {
    font-size: 19px;
  }

  .nolquiz-demo-slide > span {
    align-items: flex-start;
    flex-direction: column;
    gap: 1px;
  }

  .nolquiz-demo-slider-controls {
    grid-template-columns: 32px auto minmax(34px, 1fr) 32px 32px;
    gap: 4px;
    padding-inline: 7px;
  }
}

/* 다양한 창 크기에서 내용이 눌리거나 가려지지 않도록 하는 최종 배치 규칙 */
.dashboard-container :where(h1, h2, h3, p, li, strong, small),
.download-shell :where(h1, h2, h3, p, li, strong, small),
.guide-shell :where(h1, h2, h3, p, li, strong, small),
.learn-shell :where(h1, h2, h3, p, li, strong, small),
.modal-box :where(h1, h2, h3, p, li, strong, small),
.workspace-container :where(h1, h2, h3, p, li, strong, small) {
  overflow-wrap: anywhere;
}

@media (max-width: 980px) {
  .workspace-main {
    flex-wrap: wrap;
    align-content: flex-start;
    overflow-x: hidden;
    overflow-y: auto;
  }

  .workspace-sidebar,
  .workspace-center {
    height: clamp(420px, calc(100dvh - 170px), 620px);
    min-height: 420px;
    border-bottom: 1px solid #cbd5e1;
  }

  .workspace-sidebar {
    flex: 0 0 240px;
    width: 240px;
    max-width: 240px;
    max-height: none;
  }

  .workspace-center {
    flex: 1 1 calc(100% - 240px);
    width: auto;
    min-width: 360px;
    max-width: none;
    border-right: 0;
  }

  .workspace-right {
    flex: 1 0 100%;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    height: clamp(680px, 100dvh, 900px);
    min-height: 680px;
    border-top: 1px solid #cbd5e1;
  }

  .workspace-sidebar.collapsed,
  .workspace-center.collapsed,
  .workspace-right.collapsed {
    flex-basis: 0 !important;
    height: 0;
    min-height: 0;
    border-top: 0;
    border-bottom: 0;
  }
}

/* 마우스로 쓰는 작은 창에서는 숨긴 패널의 같은 버튼 자리를 남깁니다. */
@media (min-width: 721px) and (max-width: 980px) {
  .workspace-sidebar.collapsed {
    flex: 0 0 56px !important;
    width: 56px !important;
    max-width: 56px !important;
    height: clamp(420px, calc(100dvh - 170px), 620px);
    min-height: 420px;
    border-right: 1px solid #cbd5e1;
    border-bottom: 1px solid #cbd5e1;
  }

  .workspace-right.collapsed {
    flex: 1 0 100% !important;
    width: 100% !important;
    min-width: 100% !important;
    max-width: 100% !important;
    height: 52px;
    min-height: 52px;
    border-top: 1px solid #cbd5e1;
  }

  .workspace-right.collapsed .preview-panel-heading {
    justify-content: flex-end;
    height: 52px;
  }

  .workspace-right.collapsed .panel-collapse-button {
    width: auto;
    min-height: 36px;
    padding: 6px 10px;
    white-space: nowrap;
  }

  .workspace-center.collapsed {
    flex: 0 0 64px !important;
    width: 64px !important;
    min-width: 64px !important;
    max-width: 64px !important;
    height: clamp(420px, calc(100dvh - 170px), 620px);
    min-height: 420px;
    border-right: 1px solid #cbd5e1;
    border-bottom: 1px solid #cbd5e1;
  }
}

/* 터치형 스마트폰·태블릿은 파일, 코드, 결과 중 한 화면만 사용합니다. */
@media (pointer: coarse) and (max-width: 1080px) {
  .mobile-workspace-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .mobile-workspace-nav button {
    min-height: 44px;
  }

  .workspace-main {
    flex-flow: column nowrap;
    overflow: hidden;
  }

  .workspace-sidebar,
  .workspace-center,
  .workspace-right {
    flex: 1 1 100%;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    height: 100%;
    min-height: 0;
    max-height: none;
    border-right: 0;
    border-top: 0;
    opacity: 1;
    transition: none;
  }

  .workspace-sidebar.collapsed,
  .workspace-center.collapsed,
  .workspace-right.collapsed {
    flex: 0 0 0 !important;
    width: 0 !important;
    min-width: 0 !important;
    max-width: 0 !important;
    height: 0 !important;
    min-height: 0 !important;
    border: 0;
    opacity: 0;
    pointer-events: none;
  }

  #btn-toggle-editor-view {
    display: none;
  }

  .preview-panel-heading,
  .panel-collapse-button {
    display: none !important;
  }

  .basic-code-editor-wrap {
    font-size: 16px;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
  }

  .editor-control-buttons .btn {
    min-height: 44px;
  }
}

@media (max-width: 720px) {
  .workspace-main {
    flex-flow: column nowrap;
  }

  .mobile-workspace-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .workspace-sidebar {
    flex: 0 0 auto;
    width: 100%;
    max-width: 100%;
    height: auto;
    min-height: 0;
    max-height: min(58dvh, 460px);
    border-right: 0;
  }

  .workspace-center {
    flex: 0 0 clamp(380px, 65dvh, 560px);
    width: 100%;
    min-width: 0;
    max-width: 100%;
    height: auto;
    min-height: 360px;
  }

  .workspace-right {
    flex: 0 0 auto;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    height: auto;
    min-height: 680px;
  }

  .workspace-sidebar.collapsed,
  .workspace-center.collapsed,
  .workspace-right.collapsed {
    flex: 0 0 0 !important;
    width: 0 !important;
    min-width: 0 !important;
    max-width: 0 !important;
    height: 0 !important;
    min-height: 0 !important;
    border: 0;
    opacity: 0;
    pointer-events: none;
  }

  #btn-toggle-editor-view {
    display: none;
  }

  .preview-size-controls {
    grid-template-columns: 1fr;
  }

  .preview-preset-buttons {
    grid-column: auto;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .preview-preset-buttons .btn,
  .preview-actions .btn {
    width: 100%;
  }

  .server-info {
    flex-wrap: wrap;
  }

  .real-server-link {
    width: 100%;
    min-width: 0;
  }

  .project-action-card {
    min-height: 0;
  }
}

@media (max-width: 720px) {
  .device-capability-panel {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 14px;
  }

  .device-capability-list {
    grid-template-columns: 1fr;
  }

  .device-capability-list > div {
    min-height: 54px;
  }

  .header-left {
    flex-wrap: wrap;
  }

  .project-mode-badge {
    flex: 1 0 100%;
    width: fit-content;
  }

  .guide-device-limit {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .guide-ai-safety {
    border-top: 1px solid #c7d2fe;
    border-left: 0;
  }
}

@media (max-width: 600px) {
  .site-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
    gap: 12px;
    margin-bottom: 24px;
  }

  .site-nav {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 5px;
    margin: 0;
    padding: 0;
    overflow: visible;
  }

  .site-nav a {
    width: 100%;
    min-height: 40px;
    justify-content: center;
    padding: 7px 6px 6px;
    line-height: 1.3;
    text-align: center;
    white-space: normal;
  }

  .site-nav a:last-child {
    grid-column: 1 / -1;
  }

  .mobile-desktop-app-notice {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 12px;
    padding: 14px;
  }

  .mobile-desktop-app-notice .btn {
    width: 100%;
  }

  .download-site-header,
  .guide-site-header,
  .learn-site-header {
    margin-bottom: 28px;
  }

  .workspace-header {
    padding: 8px 10px 10px;
  }

  .mobile-web-status {
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
  }

  .mobile-web-status .btn {
    width: 100%;
    min-height: 44px;
  }

  .workspace-primary-nav {
    display: flex;
    gap: 2px;
    margin-left: 44px;
    overflow-x: auto;
    overflow-y: hidden;
  }

  .workspace-primary-nav a,
  .workspace-primary-nav button {
    flex: 0 0 auto;
    width: auto;
    justify-content: center;
    min-height: 36px;
    padding-inline: 9px;
    text-align: center;
    white-space: nowrap;
  }

  .editor-control-buttons {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .editor-control-buttons .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .browser-import-limit {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .nolquiz-learn-grid .learn-code-layer {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .nolquiz-learn-grid .learn-layer-file {
    width: fit-content;
    max-width: 100%;
    justify-self: start;
    overflow: visible;
    text-align: left;
    text-overflow: clip;
    white-space: normal;
  }

  .modal-overlay {
    align-items: flex-start;
    padding: 10px;
  }

  .modal-box {
    width: 100%;
    max-height: calc(100dvh - 20px);
    padding: 20px;
  }

  .modal-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .modal-actions .btn {
    width: 100%;
    min-width: 0;
  }

  .help-modal-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .project-created-files li {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .project-tree-depth-2 {
    padding-left: 12px;
  }
}

@media (max-height: 640px) {
  .modal-overlay {
    align-items: flex-start;
    padding-block: 10px;
  }

  .modal-box {
    max-height: calc(100dvh - 20px);
    padding-block: 20px;
  }

  .modal-box p,
  .modal-steps {
    margin-bottom: 14px;
  }

  .starter-choice {
    min-height: 0;
    gap: 6px;
    padding: 12px;
  }

  .starter-project-tree {
    margin-top: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nolquiz-demo-track,
  .learn-inspect-popover.is-narrow,
  .learn-code-panel-attention {
    animation: none;
    transition: none;
  }
}

/* --- 낮은 채도의 구역 구분과 화면 크기별 가독성 --- */
html,
body {
  background-color: var(--surface-page);
}

.site-header,
.site-nav,
.site-nav > *,
.guide-shell,
.learn-shell,
.download-shell,
.guide-section-heading,
.learn-lab-heading,
.learn-disclosure-copy,
.project-action-card,
.workspace-sidebar,
.workspace-main,
.preview-area {
  min-width: 0;
}

.site-nav a,
.guide-shell :where(h1, h2, h3, p, li, summary, strong, span),
.learn-shell :where(h1, h2, h3, p, li, summary, strong, span, button),
.download-shell :where(h1, h2, h3, p, li, strong, span),
.dashboard-container :where(h1, h2, h3, p, li, strong, span, button) {
  overflow-wrap: anywhere;
}

.guide-shell :where(h1, h2, h3, summary),
.learn-shell :where(h1, h2, h3, summary),
.download-shell :where(h1, h2, h3),
.dashboard-container :where(h1, h2, h3) {
  word-break: keep-all;
}

/* 사용 방법: 긴 문서를 색이 다른 넓은 구역으로 나눕니다. */
.guide-journey,
.guide-learn,
.guide-images,
.guide-faq {
  margin-inline: -24px;
  padding-inline: 24px;
  background: var(--surface-blue);
}

.guide-workspace,
.guide-choice-section {
  margin-inline: -24px;
  padding-inline: 24px;
  background: #ffffff;
}

.guide-ai,
.guide-finish {
  margin-inline: -24px;
  padding-inline: 24px;
  background: var(--surface-teal);
}

.guide-files {
  background: var(--surface-amber);
  border-color: #e5dcc5;
}

.guide-workspace-list article {
  padding-inline: 12px;
}

.guide-workspace-list article:nth-child(even) {
  background: var(--surface-neutral);
}

.guide-learn-steps {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.guide-learn-steps li {
  background: rgba(255, 255, 255, 0.72);
}

.guide-learn-steps li:nth-child(n + 4) {
  border-top: 1px solid var(--line-soft);
  background: rgba(241, 248, 246, 0.82);
}

.guide-choice {
  box-shadow: inset 0 3px 0 var(--accent-amber-muted);
}

.guide-choice:nth-child(2) {
  box-shadow: inset 0 3px 0 var(--accent-blue-muted);
}

.guide-choice:nth-child(3) {
  box-shadow: inset 0 3px 0 var(--accent-teal-muted);
}

.guide-image-method:nth-child(1) {
  background: #f7f9fc;
}

.guide-image-method:nth-child(2) {
  background: #f4f9f7;
}

.guide-image-method:nth-child(3) {
  background: #fbf8f1;
}

.guide-faq-category {
  border-left-color: var(--accent-blue-muted);
  background: #e8f0f8;
  color: #254e70;
}

.guide-faq-category:nth-of-type(2) {
  border-left-color: var(--accent-teal-muted);
  background: #e8f3f0;
  color: #285d56;
}

.guide-faq-category:nth-of-type(3),
.guide-faq-category:nth-of-type(4) {
  border-left-color: var(--accent-amber-muted);
  background: #f4efe2;
  color: #6f5728;
}

.guide-faq details {
  padding: 0;
  border: 1px solid var(--line-soft);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.82);
}

.guide-faq summary {
  padding: 13px 14px;
}

.guide-faq details p {
  margin: 0;
  padding: 0 14px 14px;
}

/* 기초 공부와 예시: 펼치기 전에도 내용 종류를 구별할 수 있게 합니다. */
.learn-section-disclosure {
  border: 1px solid var(--line-soft);
  border-left: 4px solid var(--accent-blue-muted);
  border-radius: 8px;
  overflow: hidden;
}

.learn-section-disclosure > summary,
.learn-section-disclosure[open] > summary {
  background: var(--surface-blue);
}

.learn-example-disclosure {
  border-left-color: var(--accent-teal-muted);
}

.learn-example-disclosure > summary,
.learn-example-disclosure[open] > summary {
  background: var(--surface-teal);
}

.learn-ai-disclosure {
  border-left-color: var(--accent-amber-muted);
}

.learn-ai-disclosure > summary,
.learn-ai-disclosure[open] > summary {
  background: var(--surface-amber);
}

.basics-project-structure {
  background: var(--surface-blue);
}

.basics-language-grid article[data-language="html"] {
  background: #f5f8fc;
}

.basics-language-grid article[data-language="css"] {
  background: #faf6f8;
}

.basics-language-grid article[data-language="javascript"] {
  background: #f2f8f6;
}

.learn-example-picker-visible {
  background: #eef3f7;
}

.learn-lab-heading {
  padding: 20px;
  border-bottom: 1px solid var(--line-soft);
  background: var(--surface-blue);
}

.learn-example-panel[data-learn-example-panel="picker"] .learn-lab-heading,
.learn-example-panel[data-learn-example-panel="todo"] .learn-lab-heading,
.learn-example-panel[data-learn-example-panel="weather"] .learn-lab-heading {
  background: var(--surface-teal);
}

.learn-example-panel[data-learn-example-panel="bounce"] .learn-lab-heading,
.learn-example-panel[data-learn-example-panel="oxquiz"] .learn-lab-heading,
.learn-example-panel[data-learn-example-panel="nolquiz"] .learn-lab-heading {
  background: var(--surface-amber);
}

.learn-code-explanation,
.learn-result-heading {
  background: var(--surface-neutral);
}

/* 만들기와 다운로드: 같은 종류의 선택지에 절제된 표식을 둡니다. */
.project-action-new {
  box-shadow: inset 0 3px 0 var(--accent-blue-muted);
}

.project-action-existing {
  box-shadow: inset 0 3px 0 var(--accent-teal-muted);
}

.backup-panel {
  background: var(--surface-blue);
}

.submit-guide {
  background: var(--surface-teal);
}

.download-option:first-child {
  box-shadow: inset 0 3px 0 var(--accent-blue-muted);
}

.download-option:nth-child(2) {
  box-shadow: inset 0 3px 0 var(--accent-teal-muted);
}

.download-guide {
  padding-inline: 20px;
  border-color: var(--line-soft);
  background: var(--surface-blue);
}

@media (max-width: 980px) {
  .site-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
    gap: 12px;
  }

  .site-nav {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 5px;
    margin: 0;
    padding: 0;
    overflow: visible;
  }

  .site-nav > a,
  .site-nav > button {
    min-width: 0;
  }

  .site-nav a {
    width: 100%;
    min-height: 44px;
    justify-content: center;
    padding: 7px 6px 6px;
    line-height: 1.3;
    text-align: center;
    white-space: normal;
    word-break: keep-all;
  }

  .guide-learn-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guide-learn-steps li:nth-child(n + 3) {
    border-top: 1px solid var(--line-soft);
  }
}

@media (max-width: 720px) {
  .site-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .guide-quick-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow: visible;
    margin-inline: 0;
    padding-inline: 0;
  }

  .guide-quick-nav a {
    min-width: 0;
    display: grid;
    place-items: center;
    min-height: 42px;
    padding: 6px;
    line-height: 1.3;
    text-align: center;
    white-space: normal;
    word-break: keep-all;
  }

  .guide-journey,
  .guide-workspace,
  .guide-learn,
  .guide-ai,
  .guide-choice-section,
  .guide-images,
  .guide-finish,
  .guide-faq {
    margin-inline: -16px;
    padding-inline: 16px;
  }

  .guide-learn-steps {
    grid-template-columns: 1fr;
  }

  .guide-learn-steps li,
  .guide-learn-steps li:nth-child(n + 3),
  .guide-learn-steps li:nth-child(n + 4) {
    border-top: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .guide-learn-steps li:last-child {
    border-bottom: 0;
  }

  .learn-section-disclosure > summary {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .learn-disclosure-kicker {
    grid-column: 1 / -1;
    justify-self: start;
  }

  .learn-lab-heading {
    padding: 18px 16px;
  }

  .basics-feature-steps {
    grid-template-columns: 1fr;
  }

  .basics-feature-steps li + li {
    border-top: 1px solid #cbd5e1;
    border-left: 0;
  }
}

@media (max-width: 600px) {
  .site-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-nav a:last-child {
    grid-column: 1 / -1;
  }

  .guide-quick-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guide-faq summary,
  .guide-faq details p {
    padding-inline: 12px;
  }

  .guide-workspace-list article {
    padding-inline: 10px;
  }

  .existing-project-example {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .existing-project-example span {
    overflow: visible;
    text-overflow: clip;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .learn-demo-browser-bar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 6px;
  }

  .learn-demo-browser-bar > span {
    display: none;
  }

  .learn-demo-browser-bar div {
    margin-left: 0;
    overflow: visible;
    text-align: left;
    text-overflow: clip;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .learn-preview-target-label {
    max-width: none;
  }
}

/* --- 공통 푸터 스타일 (Site Footer) --- */
.site-footer {
  margin-top: 60px;
  padding: 30px 0 20px;
  border-top: 1px solid #e2e8f0;
  font-size: 13px;
  color: #64748b;
  text-align: center;
  width: 100%;
}

.site-footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-footer .copyright {
  margin: 0;
  color: #94a3b8;
  font-weight: 500;
}

.site-footer .privacy-note {
  margin: 0;
  color: #64748b;
  font-size: 12px;
  max-width: 600px;
  line-height: 1.5;
  background-color: #f8fafc;
  padding: 8px 16px;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
}

.site-footer .footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 4px;
}

.site-footer .footer-link {
  color: #475569;
  text-decoration: none;
  font-weight: 600;
  transition: color 0.15s ease;
  font-size: 13px;
}

.site-footer .footer-link:hover {
  color: #2563eb;
}

.site-footer .divider {
  color: #cbd5e1;
  user-select: none;
}

@media (max-width: 640px) {
  .site-footer .footer-links {
    flex-direction: column;
    gap: 8px;
  }
  .site-footer .divider {
    display: none;
  }
}

/* --- 개인정보처리방침 페이지 전용 스타일 --- */
.privacy-page .privacy-intro {
  margin-bottom: 40px;
}

.privacy-page .privacy-section {
  margin-bottom: 24px;
  background-color: #ffffff;
  padding: 24px;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.privacy-page .privacy-section h2 {
  margin-top: 0;
  color: #0f172a;
  font-size: 1.25rem;
  border-bottom: 2px solid #eff6ff;
  padding-bottom: 12px;
  margin-bottom: 16px;
}

.privacy-page .privacy-section p {
  color: #475569;
  line-height: 1.6;
  font-size: 14px;
  margin-bottom: 12px;
}

.privacy-page .privacy-section ul {
  padding-left: 20px;
  margin-bottom: 0;
}

.privacy-page .privacy-section li {
  color: #475569;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 8px;
}

.privacy-page .privacy-section li:last-child {
  margin-bottom: 0;
}

/* --- 다국어 콘텐츠 노출 제어 --- */
:not(.lang-en) .en {
  display: none !important;
}

.lang-en .ko {
  display: none !important;
}

/* --- 헤더 우측 컨테이너 --- */
.site-header-right {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
  justify-content: flex-end;
}

/* --- 언어 선택 버튼 --- */
.lang-switch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #ffffff;
  color: #475569;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
  flex-shrink: 0;
  height: 34px;
}

.lang-switch-btn:hover {
  background-color: #eff6ff;
  border-color: #2563eb;
  color: #2563eb;
}