:root {
  color-scheme: light;
  --primary-50: #f0fdfa;
  --primary-100: #ccfbf1;
  --primary-300: #5eead4;
  --primary-500: #14b8a6;
  --primary-600: #0d9488;
  --primary-700: #0f766e;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-500: #64748b;
  --gray-700: #334155;
  --gray-900: #0f172a;
  --dark-700: #334155;
  --dark-800: #1e293b;
  --dark-900: #0f172a;
  --dark-950: #020617;
  --bg: #f8fafc;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-soft: rgba(248, 250, 252, 0.92);
  --text: #0f172a;
  --muted: #64748b;
  --border: rgba(226, 232, 240, 0.92);
  --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.05), 0 18px 48px rgba(15, 23, 42, 0.08);
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #020617;
    --surface: rgba(15, 23, 42, 0.88);
    --surface-soft: rgba(30, 41, 59, 0.74);
    --text: #f8fafc;
    --muted: #94a3b8;
    --border: rgba(51, 65, 85, 0.82);
    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.18), 0 20px 56px rgba(0, 0, 0, 0.32);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@supports (-moz-appearance:none) {
  * {
    scrollbar-width: thin;
    scrollbar-color: transparent transparent;
  }

  *:hover,
  *:focus-within {
    scrollbar-color: rgba(156, 163, 175, 0.5) transparent;
  }
}

::-webkit-scrollbar {
  width: 0.5rem;
  height: 0.5rem;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  border-radius: 9999px;
  background: transparent;
  transition: background-color 0.2s ease;
}

*:hover::-webkit-scrollbar-thumb {
  background: rgba(209, 213, 219, 0.5);
}

*:hover::-webkit-scrollbar-thumb:hover {
  background: #9ca3af;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 14% 0%, rgba(20, 184, 166, 0.14), transparent 24rem),
    radial-gradient(circle at 94% 10%, rgba(6, 182, 212, 0.1), transparent 22rem),
    linear-gradient(135deg, var(--bg), var(--gray-50));
  color: var(--text);
  font-size: 14px;
}

body.admin-mode {
  overflow-x: hidden;
}

body.admin-mode #app {
  width: 100vw;
  max-width: none;
  min-height: 100vh;
}

@media (prefers-color-scheme: dark) {
  body {
    background:
      radial-gradient(circle at 14% 0%, rgba(20, 184, 166, 0.16), transparent 24rem),
      radial-gradient(circle at 94% 10%, rgba(6, 182, 212, 0.1), transparent 22rem),
      linear-gradient(135deg, var(--dark-950), var(--dark-900));
  }

  @supports (-moz-appearance:none) {
    *:hover,
    *:focus-within {
      scrollbar-color: rgba(75, 85, 99, 0.5) transparent;
    }
  }

  *:hover::-webkit-scrollbar-thumb {
    background: rgba(71, 85, 105, 0.5);
  }

  *:hover::-webkit-scrollbar-thumb:hover {
    background: #64748b;
  }
}

button,
input,
textarea,
select {
  font: inherit;
}

a {
  color: var(--primary-700);
}

.home-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% 8%, rgba(20, 184, 166, 0.14), transparent 330px),
    radial-gradient(circle at 16% 92%, rgba(45, 212, 191, 0.12), transparent 360px),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
  color: var(--text);
}

.home-nav {
  display: flex;
  width: min(1120px, calc(100% - 40px));
  align-items: center;
  justify-content: space-between;
  margin: 0 auto;
  padding: 26px 0;
}

.home-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text);
  font-size: 20px;
  font-weight: 900;
  text-decoration: none;
}

.home-brand-mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  color: #ffffff;
  font-size: 12px;
  letter-spacing: -0.04em;
}

.home-brand-mark.has-logo {
  overflow: hidden;
  border: 1px solid rgba(20, 184, 166, 0.18);
  background: #ffffff;
}

.home-brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-auth-link {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-700));
  color: #ffffff;
  font-size: 14px;
  font-weight: 900;
  padding: 0 20px;
  text-decoration: none;
  box-shadow: 0 18px 46px rgba(20, 184, 166, 0.18);
}

.home-hero {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 74px 0 96px;
  text-align: center;
}

.home-badge {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(20, 184, 166, 0.28);
  border-radius: 999px;
  background: rgba(236, 253, 245, 0.72);
  color: var(--primary-700);
  font-size: 13px;
  font-weight: 900;
  padding: 0 16px;
}

.home-hero h1 {
  max-width: 760px;
  margin: 30px auto 0;
  color: var(--text);
  font-size: clamp(42px, 7vw, 68px);
  line-height: 1.06;
}

.home-hero > p {
  max-width: 680px;
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 18px;
}

.home-checks {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
  margin: 38px 0 0;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.home-checks span::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--primary-600);
}

.home-terminal {
  width: min(100%, 420px);
  overflow: hidden;
  margin: 44px auto 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: #0f172a;
  box-shadow: 0 24px 58px rgba(15, 23, 42, 0.16);
  text-align: left;
}

.home-terminal-head {
  display: grid;
  grid-template-columns: 12px 12px 12px 1fr;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  background: #1e293b;
  padding: 12px 16px;
}

.home-terminal-head span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.home-terminal-head span:nth-child(1) {
  background: #ef4444;
}

.home-terminal-head span:nth-child(2) {
  background: #eab308;
}

.home-terminal-head span:nth-child(3) {
  background: #22c55e;
}

.home-terminal-head strong {
  color: #94a3b8;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  text-align: center;
}

.home-terminal-body {
  display: grid;
  gap: 8px;
  padding: 22px 24px 24px;
  color: #dbeafe;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
}

.home-terminal-body b {
  color: #22c55e;
}

.home-terminal-body em {
  color: #38bdf8;
  font-style: normal;
}

.home-terminal-body i {
  color: #2dd4bf;
  font-style: normal;
}

.home-terminal-body span {
  color: #c4b5fd;
}

.home-terminal-body mark {
  border-radius: 6px;
  background: rgba(34, 197, 94, 0.16);
  color: #86efac;
  font-weight: 900;
  padding: 2px 8px;
}

.home-terminal-note {
  color: #94a3b8;
  font-style: italic;
}

.home-features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 56px;
  margin-top: 96px;
}

.home-features article {
  display: grid;
  justify-items: center;
  gap: 10px;
  text-align: center;
}

.home-feature-icon {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--primary-700);
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.04);
}

.home-feature-icon.has-image {
  overflow: hidden;
  padding: 8px;
}

.home-feature-icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.home-features strong {
  margin-top: 12px;
  font-size: 18px;
}

.home-features p {
  margin: 0;
  color: var(--muted);
}

.home-page-preview {
  min-height: auto;
  border-radius: 16px;
  background:
    radial-gradient(circle at 50% 8%, rgba(20, 184, 166, 0.14), transparent 190px),
    linear-gradient(180deg, #ffffff 0%, var(--gray-50) 100%);
}

.home-page-preview .home-nav {
  width: calc(100% - 32px);
  padding: 16px 0;
}

.home-page-preview .home-brand {
  font-size: 16px;
}

.home-page-preview .home-brand-mark {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  font-size: 11px;
}

.home-page-preview .home-auth-link {
  min-height: 34px;
  padding: 0 14px;
  font-size: 12px;
}

.home-page-preview .home-hero {
  width: calc(100% - 32px);
  padding: 34px 0 46px;
}

.home-page-preview .home-badge {
  min-height: 28px;
  font-size: 12px;
}

.home-page-preview .home-hero h1 {
  max-width: 480px;
  margin-top: 18px;
  font-size: clamp(30px, 5vw, 46px);
}

.home-page-preview .home-hero > p {
  max-width: 520px;
  margin-top: 14px;
  font-size: 14px;
}

.home-page-preview .home-checks {
  gap: 14px;
  margin-top: 24px;
  font-size: 12px;
}

.home-page-preview .home-terminal {
  width: min(100%, 360px);
  margin-top: 26px;
}

.home-page-preview .home-terminal-body {
  padding: 16px 18px 18px;
  font-size: 12px;
}

.home-page-preview .home-features {
  gap: 18px;
  margin-top: 38px;
}

.home-page-preview .home-feature-icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  font-size: 11px;
}

.home-page-preview .home-feature-icon.has-image {
  padding: 6px;
}

.home-page-preview .home-features strong {
  margin-top: 6px;
  font-size: 14px;
}

.home-page-preview .home-features p {
  font-size: 12px;
}

.public-shell {
  width: min(1280px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: 18px;
}

.markdown-page {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
}

.markdown-page-with-toc {
  overflow: visible;
  border: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.markdown-body {
  padding: 18px 34px 36px;
  font-size: 15px;
  line-height: 1.9;
}

.markdown-toc-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding: 0;
  transition: grid-template-columns 180ms ease;
}

.markdown-toc-layout.toc-collapsed {
  grid-template-columns: 52px minmax(0, 1fr);
}

.markdown-toc-layout > .markdown-body {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
  padding: 18px 34px 36px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
}

.markdown-toc {
  position: sticky;
  top: 18px;
  display: grid;
  gap: 10px;
  max-height: calc(100vh - 36px);
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-soft);
  padding: 14px 10px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
}

.toc-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 32px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  padding: 0 8px;
  font-size: 13px;
  font-weight: 800;
}

.toc-toggle:hover {
  background: rgba(20, 184, 166, 0.1);
  color: var(--primary-700);
}

.toc-toggle b {
  font-size: 18px;
  line-height: 1;
}

.markdown-toc div {
  display: grid;
  gap: 4px;
}

.toc-collapsed .markdown-toc {
  overflow: hidden;
  padding: 10px;
}

.toc-collapsed .toc-toggle {
  justify-content: center;
  width: 30px;
  min-height: 36px;
  padding: 0;
}

.toc-collapsed .toc-toggle span {
  display: none;
}

.toc-collapsed .markdown-toc div {
  display: none;
}

.markdown-toc a {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
  padding: 7px 10px 7px 16px;
  text-decoration: none;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition:
    background 160ms ease,
    color 160ms ease;
}

.markdown-toc a::before {
  content: "";
  position: absolute;
  top: 9px;
  bottom: 9px;
  left: 5px;
  width: 3px;
  border-radius: 999px;
  background: transparent;
}

.markdown-toc a:hover,
.markdown-toc a.active {
  background: rgba(20, 184, 166, 0.1);
  color: var(--primary-700);
}

.markdown-toc a.active {
  font-weight: 800;
}

.markdown-toc a.active::before {
  background: var(--primary-500);
}

.markdown-toc .toc-level-1 {
  color: var(--text);
  font-size: 13px;
  font-weight: 800;
}

.markdown-toc .toc-level-2 {
  padding-left: 30px;
  font-size: 12.5px;
}

.markdown-toc .toc-level-2::after,
.markdown-toc .toc-level-3::after {
  content: "";
  position: absolute;
  left: 15px;
  top: 50%;
  width: 8px;
  height: 1px;
  background: rgba(100, 116, 139, 0.35);
}

.markdown-toc .toc-level-3 {
  padding-left: 42px;
  font-size: 12px;
  opacity: 0.92;
}

.markdown-toc .toc-level-3::after {
  left: 27px;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  color: var(--text);
  letter-spacing: 0;
}

.markdown-body h1 {
  margin: 22px 0 12px;
  font-size: 30px;
}

.markdown-body h2 {
  margin: 28px 0 10px;
  padding-top: 4px;
  font-size: 22px;
}

.markdown-body h3 {
  margin: 22px 0 8px;
  font-size: 17px;
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body blockquote,
.markdown-body pre,
.markdown-body table {
  margin: 13px 0;
}

.markdown-body ul,
.markdown-body ol {
  padding-left: 24px;
}

.markdown-body li + li {
  margin-top: 4px;
}

.markdown-body blockquote {
  border-left: 4px solid var(--primary-500);
  border-radius: 0 12px 12px 0;
  background: rgba(20, 184, 166, 0.08);
  padding: 10px 14px;
  color: var(--muted);
}

.markdown-body .md-blank-line {
  height: 18px;
}

.markdown-body .md-spacer {
  height: 34px;
}

.markdown-body .md-callout {
  margin: 14px 0;
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: 14px;
  background: var(--surface-soft);
  padding: 12px 14px;
}

.markdown-body .md-callout strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
}

.markdown-body .md-callout p {
  margin: 0;
  color: var(--muted);
}

.markdown-body .md-callout-info {
  border-left-color: var(--primary-500);
  background: rgba(20, 184, 166, 0.08);
}

.markdown-body .md-callout-success {
  border-left-color: #10b981;
  background: rgba(16, 185, 129, 0.08);
}

.markdown-body .md-callout-warning {
  border-left-color: #f59e0b;
  background: rgba(245, 158, 11, 0.1);
}

.markdown-body .md-callout-danger {
  border-left-color: #ef4444;
  background: rgba(239, 68, 68, 0.08);
}

.markdown-body details {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-soft);
  padding: 12px 14px;
}

.markdown-body summary {
  cursor: pointer;
  color: var(--text);
  font-weight: 750;
}

.markdown-body .task-list-item-checkbox {
  width: 16px;
  height: 16px;
  margin: 0 8px 0 0;
  vertical-align: -2px;
  accent-color: var(--primary-500);
}

.markdown-body .md-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  margin: 8px 0;
  padding: 0 15px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: #ffffff;
  font-weight: 750;
  text-decoration: none;
  box-shadow: 0 12px 24px rgba(20, 184, 166, 0.2);
}

.markdown-body .md-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  background: rgba(20, 184, 166, 0.12);
  color: var(--primary-700);
  padding: 0 9px;
  font-size: 12px;
  font-weight: 800;
  vertical-align: 1px;
}

.markdown-body kbd {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 7px;
  background: var(--surface-soft);
  color: var(--text);
  padding: 0 7px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.markdown-body .md-steps {
  display: grid;
  gap: 10px;
  margin: 14px 0;
  counter-reset: md-step;
}

.markdown-body .md-steps > div {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-soft);
  padding: 12px 14px 12px 48px;
  counter-increment: md-step;
}

.markdown-body .md-steps > div::before {
  content: counter(md-step);
  position: absolute;
  top: 13px;
  left: 14px;
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 999px;
  background: var(--primary-500);
  color: #ffffff;
  font-size: 12px;
  font-weight: 850;
}

.markdown-body .md-steps strong {
  display: block;
  color: var(--text);
}

.markdown-body .md-steps p {
  margin: 4px 0 0;
  color: var(--muted);
}

.markdown-body .md-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 14px 0;
}

.markdown-body .md-columns > div {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-soft);
  padding: 14px;
}

.markdown-body .md-file-card {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 28px;
  align-items: center;
  gap: 12px;
  width: min(400px, 100%);
  min-height: 72px;
  margin: 14px 0;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-strong, #ffffff);
  color: var(--text);
  text-decoration: none;
  transition:
    border-color 160ms ease,
    box-shadow 160ms ease,
    transform 160ms ease;
}

.markdown-body .md-file-card:hover {
  border-color: rgba(20, 184, 166, 0.45);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  transform: translateY(-1px);
}

.markdown-body .md-file-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 3px;
  background: #2f6df6;
  color: #ffffff;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 15px;
  font-weight: 800;
}

.markdown-body .md-file-meta {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.markdown-body .md-file-meta strong {
  overflow: hidden;
  color: var(--text);
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 14px;
  font-weight: 750;
}

.markdown-body .md-file-meta small {
  color: var(--muted);
  font-size: 12px;
}

.markdown-body .md-file-view {
  color: var(--muted);
}

.markdown-body .md-file-view svg {
  display: block;
  width: 20px;
  height: 20px;
}

.markdown-body code {
  border-radius: 6px;
  background: rgba(15, 23, 42, 0.08);
  padding: 2px 6px;
  color: var(--primary-700);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.92em;
}

.markdown-body .code-block-wrap {
  position: relative;
  margin: 13px 0;
}

.markdown-body .code-block-wrap pre {
  margin: 0;
}

.markdown-body pre {
  overflow-x: hidden;
  border: 1px solid #d8dee8;
  border-radius: 8px;
  background: #f6f8fa;
  padding: 12px 0;
  color: #0f172a;
}

.markdown-body .code-block-wrap pre {
  padding-top: 40px;
}

.code-lang {
  position: absolute;
  top: 10px;
  left: 14px;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border: 1px solid #d8dee8;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  color: #64748b;
  padding: 0 9px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  font-weight: 800;
}

.code-copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 1;
  min-height: 26px;
  border: 1px solid #d8dee8;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  color: #64748b;
  cursor: pointer;
  padding: 0 9px;
  font-size: 12px;
  font-weight: 700;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    color 160ms ease;
}

.code-copy-btn:hover {
  border-color: rgba(20, 184, 166, 0.5);
  background: rgba(20, 184, 166, 0.1);
  color: var(--primary-700);
}

.markdown-body pre code {
  display: block;
  min-width: 0;
  background: transparent;
  color: inherit;
  padding: 0;
  counter-reset: code-line;
  font-size: 13px;
  line-height: 1.65;
}

.markdown-body pre code .code-line {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  counter-increment: code-line;
}

.markdown-body pre code .code-line::before {
  content: counter(code-line);
  padding-right: 18px;
  color: #6b7280;
  text-align: right;
  user-select: none;
}

.markdown-body pre code .code-line-content {
  display: block;
  min-width: 0;
  padding-right: 18px;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  word-break: break-word;
}

.markdown-body pre code .code-comment {
  color: #8aa0b2;
  font-style: italic;
}

.markdown-body table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}

.markdown-body th,
.markdown-body td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

.markdown-body th {
  background: var(--surface-soft);
  font-weight: 750;
}

.markdown-body img {
  max-width: 100%;
  border-radius: 14px;
}

.admin-shell {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 16px;
  width: 100vw;
  max-width: none;
  min-height: 100vh;
  height: 100vh;
  margin: 0;
  padding: 12px;
  box-sizing: border-box;
  overflow: hidden;
}

.admin-shell.sidebar-collapsed {
  grid-template-columns: 72px minmax(0, 1fr);
}

.admin-sidebar,
.editor-card,
.empty-state {
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
}

.admin-sidebar {
  position: sticky;
  top: 12px;
  display: grid;
  gap: 12px;
  align-self: start;
  max-height: calc(100vh - 24px);
  padding: 14px;
  overflow: auto;
}

.sidebar-toggle {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--text);
  cursor: pointer;
  font-size: 24px;
  font-weight: 800;
}

.admin-brand {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.admin-brand h1 {
  margin: 0;
  font-size: 18px;
}

.admin-brand p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.admin-actions {
  display: grid;
  gap: 10px;
  margin: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 750;
  text-decoration: none;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(20, 184, 166, 0.22);
}

.btn-secondary {
  border-color: var(--border);
  background: var(--surface-soft);
  color: var(--text);
}

.btn-danger {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #ffffff;
  box-shadow: 0 12px 24px rgba(239, 68, 68, 0.2);
}

.danger {
  border-color: rgba(239, 68, 68, 0.24);
  color: #dc2626;
}

.page-list {
  display: grid;
  gap: 8px;
}

.page-list-item {
  display: grid;
  width: 100%;
  gap: 4px 10px;
  padding: 12px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  text-align: left;
}

.page-list-item b {
  display: none;
}

.page-list-item:hover,
.page-list-item.active {
  border-color: var(--border);
  background: var(--surface-soft);
  color: var(--text);
}

.page-list-item strong {
  color: inherit;
  font-size: 13px;
}

.page-list-item span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 12px;
}

.page-list-item em {
  justify-self: start;
  border-radius: 999px;
  background: var(--primary-100);
  padding: 3px 8px;
  color: var(--primary-700);
  font-size: 11px;
  font-style: normal;
  font-weight: 750;
}

.home-list-item {
  border-color: rgba(20, 184, 166, 0.18);
  background: rgba(20, 184, 166, 0.06);
}

.home-list-item em {
  background: rgba(20, 184, 166, 0.16);
}

.sidebar-collapsed .admin-sidebar {
  padding: 12px 10px;
  overflow: visible;
}

.sidebar-collapsed .admin-brand h1,
.sidebar-collapsed .admin-brand p,
.sidebar-collapsed .page-list-item strong,
.sidebar-collapsed .page-list-item span,
.sidebar-collapsed .page-list-item em {
  display: none;
}

.sidebar-collapsed .admin-brand {
  justify-content: center;
}

.sidebar-collapsed .admin-actions .btn {
  min-width: 0;
  width: 48px;
  padding: 0;
}

.sidebar-collapsed .page-list-item {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  padding: 0;
  border-color: var(--border);
  background: var(--surface-soft);
  text-align: center;
}

.sidebar-collapsed .page-list-item b {
  display: block;
  color: var(--text);
  font-size: 14px;
}

.sidebar-collapsed .page-list-item.active {
  border-color: rgba(20, 184, 166, 0.45);
  background: rgba(20, 184, 166, 0.12);
}

.admin-editor {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  padding: 14px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.editor-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin: -14px -14px 14px;
  padding: 14px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-soft);
}

.editor-card-header h2 {
  margin: 0;
  font-size: 20px;
}

.editor-card-header p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.editor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.editor-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  padding: 14px;
}

.form-grid,
.page-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-form-grid {
  grid-template-columns: minmax(220px, 1fr) minmax(220px, 0.8fr) minmax(150px, 0.32fr) minmax(132px, 0.24fr);
  align-items: end;
  margin-bottom: 14px;
}

.field {
  display: grid;
  gap: 6px;
}

.field.full {
  grid-column: 1 / -1;
}

.field span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}

.switch-field {
  position: relative;
}

.switch-field input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.switch-field b {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--muted);
  cursor: pointer;
  padding: 0 12px 0 44px;
  font-size: 13px;
  font-weight: 750;
}

.switch-field b::before {
  content: "";
  position: absolute;
  left: 12px;
  width: 24px;
  height: 14px;
  border-radius: 999px;
  background: var(--gray-300);
  transition: background 160ms ease;
}

.switch-field b::after {
  content: "";
  position: absolute;
  left: 14px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.2);
  transition: transform 160ms ease;
}

.switch-field input:checked + b {
  border-color: rgba(20, 184, 166, 0.42);
  background: rgba(20, 184, 166, 0.1);
  color: var(--primary-700);
}

.switch-field input:checked + b::before {
  background: var(--primary-500);
}

.switch-field input:checked + b::after {
  transform: translateX(10px);
}

.input {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--text);
  outline: none;
  padding: 0 12px;
  transition:
    border 180ms ease,
    box-shadow 180ms ease;
}

.input:focus {
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.18);
}

.home-editor-card {
  gap: 0;
}

.home-editor-layout {
  display: grid;
  flex: 1;
  grid-template-columns: minmax(360px, 0.86fr) minmax(460px, 1.14fr);
  gap: 16px;
  min-height: 0;
  overflow: hidden;
}

.home-editor-form,
.home-preview-panel {
  min-width: 0;
  min-height: 0;
  overflow: auto;
}

.home-editor-form {
  display: grid;
  align-content: start;
  gap: 14px;
  padding-right: 2px;
}

.home-form-section {
  display: grid;
  gap: 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-soft);
  padding: 14px;
}

.home-form-section h3 {
  margin: 0;
  color: var(--text);
  font-size: 14px;
}

.home-form-section textarea.input {
  min-height: 88px;
  resize: vertical;
  padding-top: 10px;
  line-height: 1.65;
}

.home-logo-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.home-logo-row .btn {
  min-height: 40px;
  white-space: nowrap;
}

.home-feature-fields {
  display: grid;
  gap: 12px;
}

.home-feature-editor {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.5);
  padding: 12px;
}

.home-feature-editor-head {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.home-feature-editor-head strong {
  color: var(--text);
  font-size: 13px;
}

.home-feature-editor-head span {
  color: var(--muted);
  font-size: 12px;
}

.home-preview-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-soft);
}

.home-preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--border);
  padding: 12px 14px;
}

.home-preview-head strong {
  color: var(--text);
  font-size: 13px;
}

.home-preview-head span {
  color: var(--muted);
  font-size: 12px;
}

.home-preview-frame {
  min-height: 0;
  overflow: auto;
  padding: 14px;
}

.empty-state {
  padding: 40px;
  text-align: center;
}

.empty-state h2 {
  margin: 0 0 8px;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
}

.EasyMDEContainer {
  height: 100%;
  overflow: hidden;
  border-radius: 14px;
}

.markdown-workspace {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}

.workspace-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}

.markdown-editor-layout {
  display: grid;
  flex: 1;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  min-height: 0;
}

.markdown-editor-column {
  min-width: 0;
  min-height: 0;
}

.markdown-preview-panel {
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface-soft);
}

.markdown-preview-body {
  height: 100%;
  min-height: 0;
  overflow: auto;
  padding: 14px 18px 22px;
}

.markdown-preview-body .markdown-toc-layout {
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 16px;
  padding: 0;
}

.markdown-preview-body .markdown-toc-layout > .markdown-body {
  border-radius: 14px;
  box-shadow: none;
  backdrop-filter: none;
}

.markdown-preview-body .markdown-toc {
  top: 0;
  max-height: none;
  box-shadow: none;
  backdrop-filter: none;
}

.EasyMDEContainer .CodeMirror,
.EasyMDEContainer .editor-toolbar,
.EasyMDEContainer .editor-preview,
.EasyMDEContainer .editor-preview-side {
  border-color: var(--border);
  background: var(--surface-soft);
  color: var(--text);
}

.EasyMDEContainer .CodeMirror {
  font-size: 14px;
  line-height: 1.65;
}

.EasyMDEContainer .cm-header-1,
.EasyMDEContainer .cm-header-2,
.EasyMDEContainer .cm-header-3,
.EasyMDEContainer .cm-header-4,
.EasyMDEContainer .cm-header-5,
.EasyMDEContainer .cm-header-6 {
  font-size: 14px !important;
  line-height: 1.65 !important;
}

.EasyMDEContainer .editor-toolbar button {
  color: var(--text) !important;
}

.EasyMDEContainer .editor-toolbar button:hover,
.EasyMDEContainer .editor-toolbar button.active {
  background: rgba(20, 184, 166, 0.12);
  border-color: rgba(20, 184, 166, 0.22);
}

.EasyMDEContainer .CodeMirror-cursor {
  border-left-color: var(--text);
}

.EasyMDEContainer .CodeMirror-selected {
  background: rgba(20, 184, 166, 0.2) !important;
}

.EasyMDEContainer .editor-preview,
.EasyMDEContainer .editor-preview-side {
  padding: 18px;
}

.EasyMDEContainer .editor-preview > *,
.EasyMDEContainer .editor-preview-side > * {
  max-width: 100%;
}

.toast {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 80;
  display: grid;
  min-width: 260px;
  max-width: min(420px, calc(100vw - 36px));
  gap: 4px;
  border: 1px solid var(--border);
  border-left-width: 4px;
  border-radius: 14px;
  background: var(--surface);
  padding: 13px 14px;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
  animation: toast-in 180ms ease-out;
}

.toast strong {
  color: var(--text);
  font-size: 13px;
}

.toast span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.toast-info {
  border-left-color: var(--primary-500);
}

.toast-success {
  border-left-color: #10b981;
}

.toast-error {
  border-left-color: #ef4444;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(15, 23, 42, 0.42);
  backdrop-filter: blur(6px);
}

.confirm-dialog {
  width: min(420px, 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--surface);
  padding: 24px;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.24);
  text-align: center;
}

.confirm-icon {
  display: grid;
  width: 44px;
  height: 44px;
  margin: 0 auto 14px;
  place-items: center;
  border-radius: 14px;
  background: rgba(239, 68, 68, 0.12);
  color: #dc2626;
  font-size: 22px;
  font-weight: 850;
}

.confirm-dialog h2 {
  margin: 0;
  font-size: 20px;
}

.confirm-dialog p {
  margin: 10px 0 20px;
  color: var(--muted);
  line-height: 1.7;
}

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

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1180px) {
  .workspace-head {
    display: none;
  }

  .markdown-toc-layout,
  .markdown-preview-body .markdown-toc-layout {
    grid-template-columns: 1fr;
  }

  .markdown-toc-layout.toc-collapsed,
  .markdown-preview-body .markdown-toc-layout.toc-collapsed {
    grid-template-columns: 1fr;
  }

  .markdown-toc {
    position: static;
    max-height: 220px;
  }

  .markdown-editor-layout {
    grid-template-columns: 1fr;
  }

  .markdown-preview-panel {
    margin-top: 12px;
  }

  .markdown-preview-body {
    min-height: 360px;
  }

  .home-editor-layout {
    grid-template-columns: 1fr;
    overflow: auto;
  }

  .home-editor-form,
  .home-preview-panel {
    overflow: visible;
  }

  .home-preview-frame {
    max-height: 620px;
  }
}

@media (max-width: 920px) {
  .home-nav,
  .home-hero {
    width: calc(100% - 28px);
  }

  .home-nav {
    padding-top: 20px;
  }

  .home-brand {
    font-size: 18px;
  }

  .home-auth-link {
    min-height: 38px;
    padding: 0 14px;
    font-size: 13px;
  }

  .home-hero {
    padding: 56px 0 72px;
  }

  .home-hero h1 {
    max-width: 350px;
    font-size: 38px;
    line-height: 1.14;
  }

  .home-hero > p {
    max-width: 320px;
    font-size: 16px;
  }

  .home-checks {
    flex-direction: column;
    align-items: center;
    gap: 11px;
  }

  .home-terminal {
    margin-top: 38px;
  }

  .home-terminal-body {
    padding: 18px;
    font-size: 12px;
  }

  .home-features {
    grid-template-columns: 1fr;
    gap: 46px;
    margin-top: 90px;
  }

  .public-shell {
    padding: 12px;
  }

  .markdown-body {
    padding-left: 18px;
    padding-right: 18px;
  }

  .markdown-body .md-columns {
    grid-template-columns: 1fr;
  }

  .admin-shell {
    grid-template-columns: 1fr;
    height: auto;
    min-height: 100vh;
    overflow: visible;
    padding: 12px;
  }

  .admin-sidebar {
    position: static;
    max-height: none;
  }

  .editor-card-header,
  .form-grid,
  .page-form-grid {
    grid-template-columns: 1fr;
  }

  .editor-card-header {
    display: grid;
  }

  .markdown-editor-layout {
    display: block;
  }

  .markdown-preview-panel {
    margin-top: 12px;
  }

  .markdown-preview-body {
    min-height: 320px;
  }

  .home-editor-layout,
  .home-form-section .form-grid,
  .home-logo-row,
  .home-feature-editor {
    grid-template-columns: 1fr;
  }

  .home-page-preview .home-features {
    grid-template-columns: 1fr;
  }
}