:root {
  --bg: #f4eee2;
  --bg-soft: #fbf7f1;
  --card: rgba(255, 252, 246, 0.88);
  --ink: #241d18;
  --muted: #6f655d;
  --line: rgba(66, 49, 38, 0.14);
  --accent: #8f5331;
  --accent-soft: rgba(143, 83, 49, 0.1);
  --green: #42624f;
  --green-soft: rgba(66, 98, 79, 0.11);
  --amber: #95692f;
  --amber-soft: rgba(149, 105, 47, 0.11);
  --shadow: 0 22px 54px rgba(64, 41, 21, 0.08);
  --radius-lg: 30px;
  --radius-md: 20px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  line-height: 1.85;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(187, 124, 78, 0.18), transparent 24%),
    radial-gradient(circle at right top, rgba(45, 69, 56, 0.12), transparent 22%),
    linear-gradient(180deg, #f8f2e8 0%, #f2eadf 100%);
}

body::before {
  position: fixed;
  inset: 0;
  content: "";
  pointer-events: none;
  opacity: 0.42;
  background-image: linear-gradient(rgba(92, 64, 43, 0.025) 1px, transparent 1px);
  background-size: 100% 38px;
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  padding: 0.12rem 0.36rem;
  background: rgba(53, 38, 28, 0.06);
  border-radius: 0.45rem;
  font-family: "SFMono-Regular", "Menlo", monospace;
  font-size: 0.9em;
}

.page-shell {
  width: min(1240px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 72px;
}

.site-header {
  position: sticky;
  top: 16px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 18px;
  margin-bottom: 24px;
  background: rgba(251, 247, 241, 0.82);
  border: 1px solid rgba(74, 56, 42, 0.12);
  border-radius: 999px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(33, 25, 18, 0.12);
  flex: 0 0 auto;
}

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

.brand-text {
  display: grid;
  gap: 2px;
  line-height: 1.2;
}

.brand-text strong {
  font-size: 1rem;
}

.brand-text span,
.site-nav a,
.section-description,
.loading-text,
.hero-description,
.workflow-note,
.catalog-card p {
  color: var(--muted);
}

.brand-text span {
  font-size: 0.84rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.site-nav a:hover,
.source-link:hover,
.catalog-open:hover {
  color: var(--accent);
}

.hero,
.catalog-card,
.reader-surface {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(480px, 0.85fr);
  gap: 12px;
  padding: 44px;
}

.eyebrow,
.panel-title,
.toolbar-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1,
.section-heading h2,
.reader-toolbar h3 {
  margin: 0;
  font-family: "Cormorant Garamond", "Noto Serif SC", serif;
  line-height: 1.03;
}

.hero h1 {
  font-size: clamp(3rem, 6.6vw, 4.9rem);
  font-weight: 600;
}

.hero-titleline {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.hero-subtitle {
  margin: 0;
  font-size: clamp(1.18rem, 2.3vw, 1.62rem);
  white-space: nowrap;
}

.hero-description {
  margin-top: 16px;
  max-width: 68ch;
}

.hero-panel {
  align-self: end;
  margin-left: -8px;
}

.hero-stat-groups {
  display: grid;
  gap: 10px;
}

.stat-group {
  display: grid;
  gap: 6px;
}

.stat-group-title {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

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

.compact-stats-review {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.compact-stats-review .stat-card {
  min-height: 60px;
  padding: 8px 10px 7px;
}

.compact-stats-review .stat-card strong {
  margin-bottom: 1px;
  font-size: 1.18rem;
}

.compact-stats-review .stat-card span {
  font-size: 0.8rem;
  line-height: 1.22;
}

.stat-card {
  position: relative;
  min-height: 68px;
  padding: 8px 10px 7px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 250, 243, 0.9);
  cursor: default;
}

.stat-card strong {
  display: block;
  margin-bottom: 1px;
  font-size: 1.24rem;
  color: var(--ink);
  line-height: 1;
}

.stat-card span {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.2;
}

.stat-tooltip {
  position: absolute;
  left: 50%;
  width: min(320px, calc(100vw - 48px));
  bottom: calc(100% + 10px);
  z-index: 5;
  padding: 12px 14px;
  border: 1px solid rgba(74, 56, 42, 0.14);
  border-radius: 16px;
  background: rgba(255, 251, 245, 0.98);
  box-shadow: 0 18px 34px rgba(87, 58, 37, 0.08);
  color: var(--ink);
  font-size: 0.92rem;
  line-height: 1.7;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(6px);
  transition: opacity 140ms ease, transform 140ms ease;
}

.stat-card:hover .stat-tooltip,
.stat-card:focus-within .stat-tooltip,
.stat-card:focus .stat-tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

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

.section-heading-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: nowrap;
}

.section-heading-inline h2 {
  margin-right: auto;
}

.section-heading-inline .primary-link {
  flex: 0 0 auto;
}

.section-heading h2 {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.catalog,
.sample-reading {
  margin-top: 68px;
}

.section-actions {
  margin-top: 22px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid rgba(143, 83, 49, 0.18);
  border-radius: 999px;
  background: rgba(255, 248, 240, 0.92);
  color: var(--accent);
  box-shadow: var(--shadow);
}

.primary-link:hover {
  color: var(--accent);
}

.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid rgba(95, 82, 69, 0.16);
  border-radius: 999px;
  background: rgba(255, 252, 246, 0.78);
  color: var(--ink);
}

.secondary-link:hover {
  color: var(--accent);
}

.catalog-card h3,
.sample-intro h3 {
  margin: 0 0 2px;
  font-size: 1.16rem;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.catalog-card {
  display: grid;
  gap: 8px;
  padding: 18px 18px 16px;
}

.catalog-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.catalog-title-wrap p {
  margin: 0 0 2px;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.catalog-summary {
  margin: 0;
  color: #5f554d;
  font-size: 0.98rem;
  line-height: 1.65;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  border: 1px solid transparent;
}

.badge-warm {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: rgba(143, 83, 49, 0.12);
}

.badge-amber {
  color: var(--amber);
  background: var(--amber-soft);
  border-color: rgba(149, 105, 47, 0.12);
}

.badge-green {
  color: var(--green);
  background: var(--green-soft);
  border-color: rgba(66, 98, 79, 0.14);
}

.badge-muted {
  color: #64594f;
  background: rgba(95, 82, 69, 0.08);
  border-color: rgba(95, 82, 69, 0.12);
}

.progress-track {
  height: 7px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(57, 42, 31, 0.08);
}

.progress-bar {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #8f5331, #b78758);
}

.catalog-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.86rem;
  color: var(--muted);
}

.catalog-open {
  display: inline-flex;
  width: fit-content;
  margin-top: 0;
  font-size: 0.96rem;
  color: var(--accent);
}

.reader-layout,
.sample-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.sample-intro {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
}

.sample-intro {
  position: sticky;
  top: 108px;
}
.sample-intro h3 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.reader-surface,
.sample-surface {
  min-width: 0;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
}

.reader-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.reader-toolbar h3 {
  font-size: clamp(2rem, 3vw, 2.8rem);
}

.reader-toolbar h2 {
  margin: 0;
  font-family: "Cormorant Garamond", "Noto Serif SC", serif;
  font-size: clamp(2.2rem, 3.3vw, 3.1rem);
  line-height: 1.03;
}

.selection-comment-trigger {
  position: fixed;
  left: 24px;
  top: 24px;
  z-index: 59;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid rgba(143, 83, 49, 0.22);
  border-radius: 999px;
  background: rgba(255, 251, 245, 0.94);
  box-shadow: 0 10px 22px rgba(87, 58, 37, 0.12);
  color: var(--accent);
  font: inherit;
  font-size: 0.92rem;
  line-height: 1;
  cursor: pointer;
}

.selection-comment-trigger[hidden],
.selection-feedback[hidden] {
  display: none !important;
}

.selection-comment-trigger svg {
  width: 18px;
  height: 18px;
  display: block;
}

.selection-comment-trigger:hover {
  color: #6d3e22;
  border-color: rgba(143, 83, 49, 0.32);
}

.selection-comment-trigger[data-position="fallback"] {
  left: auto;
  top: auto;
  right: 20px;
  bottom: 20px;
}

.selection-feedback {
  position: fixed;
  left: 24px;
  top: 24px;
  z-index: 60;
  width: min(420px, calc(100vw - 32px));
  padding: 16px 18px;
  border: 1px solid rgba(143, 83, 49, 0.16);
  border-radius: 18px;
  background: rgba(255, 248, 240, 0.92);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 34px rgba(87, 58, 37, 0.14);
}

.selection-feedback[data-position="fallback"] {
  left: auto;
  top: auto;
  right: 20px;
  bottom: 20px;
}

.selection-feedback-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.selection-feedback-label {
  margin: 0;
  color: var(--accent);
  font-size: 0.84rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.selection-feedback-quote {
  margin: 8px 0 0;
  color: var(--ink);
  font-size: 0.98rem;
  line-height: 1.8;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
}

.selection-feedback-close {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
}

.selection-feedback-close:hover {
  color: var(--accent);
}

.selection-feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-top: 14px;
}

.selection-feedback-dismiss {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
}

.selection-feedback-dismiss:hover {
  color: var(--accent);
}

.reading-prose {
  max-width: 760px;
  margin: 0 auto;
}

.reader-summary {
  max-width: 58ch;
  margin: 10px 0 0;
  color: var(--muted);
}

.reader-statusbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.reader-fact {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(95, 82, 69, 0.08);
  color: var(--muted);
  font-size: 0.9rem;
}

.source-link {
  color: var(--accent);
}

.markdown-view {
  display: grid;
  gap: 14px;
}

.markdown-view h1,
.markdown-view h2,
.markdown-view h3,
.markdown-view h4 {
  margin: 0;
  line-height: 1.25;
}

.markdown-view h1 {
  font-size: 2rem;
}

.markdown-view h2 {
  margin-top: 10px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 1.45rem;
}

.markdown-view h3 {
  font-size: 1.12rem;
  color: var(--accent);
}

.markdown-view p,
.markdown-view li,
.markdown-view blockquote {
  margin: 0;
}

.markdown-view .sutra-original,
.markdown-view .sutra-original-list {
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #1f1813;
}

.markdown-view .sutra-original {
  font-size: 1.06rem;
  line-height: 1.95;
}

.markdown-view .sutra-translation {
  line-height: 1.95;
  color: #3b312b;
}

.markdown-view .sutra-original-list li::marker {
  color: rgba(143, 83, 49, 0.78);
}

.markdown-view ul,
.markdown-view ol {
  margin: 0;
  padding-left: 1.25rem;
}

.markdown-view li + li,
.markdown-view blockquote + p,
.markdown-view p + p {
  margin-top: 8px;
}

.markdown-view hr {
  width: 100%;
  height: 1px;
  border: 0;
  background: var(--line);
}

.markdown-view blockquote {
  padding-left: 16px;
  border-left: 3px solid rgba(143, 83, 49, 0.28);
  color: var(--muted);
}

.raw-source {
  margin-top: 22px;
  width: min(100%, 820px);
  max-width: 100%;
  min-width: 0;
  margin-left: auto;
  margin-right: auto;
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.raw-source summary {
  cursor: pointer;
  color: var(--accent);
}

.raw-source pre {
  margin: 14px 0 0;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding: 16px;
  overflow-x: hidden;
  border-radius: 16px;
  background: rgba(49, 36, 28, 0.06);
  border: 1px solid rgba(49, 36, 28, 0.08);
  font-family: "SFMono-Regular", "Menlo", monospace;
  font-size: 0.9rem;
  line-height: 1.7;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.reader-page .page-shell {
  width: min(1180px, calc(100% - 32px));
}

.content-page .page-shell {
  width: min(1100px, calc(100% - 32px));
}

.reader-page-main {
  display: grid;
  gap: 18px;
  min-width: 0;
  align-items: start;
}

.content-page-main {
  display: grid;
}

.content-page-shell {
  display: grid;
}

.content-surface {
  padding: 28px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
}

.content-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.reader-page-article {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.reader-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.reader-surface-solo {
  padding-top: 28px;
}

@media (max-width: 1080px) {
  .hero,
  .reader-layout,
  .sample-layout {
    grid-template-columns: 1fr;
  }

  .catalog-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sample-intro {
    position: static;
  }
}

@media (max-width: 640px) {
  .catalog-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .page-shell {
    width: min(100% - 20px, 1240px);
    padding-top: 14px;
  }

  .site-header {
    position: static;
    border-radius: 28px;
    padding: 16px;
  }

  .site-nav {
    gap: 12px;
  }

  .hero,
  .catalog-card,
  .sample-intro,
  .sample-surface,
  .content-surface,
  .reader-surface {
    padding: 20px;
  }

  .reader-toolbar {
    align-items: start;
    flex-direction: column;
  }

  .content-meta {
    align-items: start;
    flex-direction: column;
  }

  .section-heading-inline {
    align-items: start;
    flex-wrap: wrap;
  }

  .selection-comment-trigger,
  .selection-comment-trigger[data-position="fallback"],
  .selection-feedback,
  .selection-feedback[data-position="fallback"] {
    left: 10px;
    right: 10px;
    top: auto;
    bottom: 10px;
  }

  .selection-feedback,
  .selection-feedback[data-position="fallback"] {
    width: auto;
  }

  .selection-comment-trigger,
  .selection-comment-trigger[data-position="fallback"] {
    left: auto;
    width: 38px;
  }
}

@media (max-width: 700px) {
  .compact-stats,
  .compact-stats-review {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}