:root {
  --paper: #f6f1e7;
  --paper-strong: #fffaf1;
  --ink: #241711;
  --muted: #6c5a4b;
  --line: rgba(74, 48, 34, 0.15);
  --accent: #8b2f1b;
  --accent-soft: #e8c7b2;
  --forest: #21453d;
  --card: rgba(255, 250, 241, 0.88);
  --shadow: 0 18px 50px rgba(37, 23, 17, 0.12);
  --radius-lg: 28px;
  --radius-md: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Segoe UI", "PingFang SC", "Hiragino Sans GB", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(139, 47, 27, 0.12), transparent 28%),
    radial-gradient(circle at 80% 20%, rgba(33, 69, 61, 0.12), transparent 22%),
    linear-gradient(180deg, #ede1cf 0%, var(--paper) 35%, #efe7da 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.25;
  background-image:
    linear-gradient(rgba(74, 48, 34, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 48, 34, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
}

a {
  color: inherit;
}

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 80px;
  position: relative;
  z-index: 1;
}

.hero,
.filter-panel,
.catalog,
.topics,
.portal-overview,
.official-positions-home,
.timeline-section,
.articles,
.detail-section,
.detail-hero,
.not-found {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(6px);
}

.hero,
.detail-hero {
  padding: 32px;
}

.hero {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 24px;
  margin-bottom: 24px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Georgia", "Noto Serif SC", "Songti SC", serif;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.3rem, 5vw, 4.4rem);
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

h3 {
  font-size: 1.25rem;
}

.hero-summary,
.detail-summary,
.section-head p,
.law-summary,
.article-card p,
.topic-card p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-detail-en,
.hero-summary-en,
.hero-credit-en {
  margin-top: 10px;
}

.hero-credit {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.94rem;
}

.hero-credit p {
  margin: 0 0 10px;
  line-height: 1.7;
}

.article-reference {
  margin: 10px 0 0;
  color: var(--forest);
  font-size: 0.92rem;
  font-weight: 600;
}

.article-authors {
  margin: 10px 0 0;
  color: var(--forest);
  font-size: 0.94rem;
  font-weight: 700;
}

.hero-stats {
  display: grid;
  gap: 16px;
}

.hero-stats article,
.meta-panel,
.law-card,
.article-card,
.topic-card,
.text-block {
  background: var(--paper-strong);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.hero-stats article {
  padding: 20px;
}

.hero-stats strong {
  display: block;
  font-family: "Georgia", serif;
  font-size: 2.4rem;
  color: var(--forest);
}

.hero-stats span {
  color: var(--muted);
}

.filter-panel,
.catalog,
.topics,
.portal-overview,
.official-positions-home,
.timeline-section,
.articles,
.detail-section {
  padding: 28px;
  margin-top: 24px;
}

.site-credit {
  margin: 28px 0 12px;
  padding: 18px 22px 6px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
}

.site-credit p {
  margin: 0 0 12px;
  line-height: 1.7;
}

.section-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 24px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 250, 241, 0.76);
  box-shadow: 0 10px 30px rgba(37, 23, 17, 0.08);
  backdrop-filter: blur(6px);
}

.section-nav-link {
  display: grid;
  gap: 2px;
  min-width: 122px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fffdf8;
  color: var(--muted);
  text-decoration: none;
}

.section-nav-link span {
  color: var(--ink);
  font-weight: 700;
}

.section-nav-link small {
  font-size: 0.74rem;
}

.section-nav-link:hover,
.section-nav-link.is-active {
  border-color: rgba(139, 47, 27, 0.38);
  background: rgba(139, 47, 27, 0.1);
}

.section-nav-link.is-active span {
  color: var(--accent);
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: end;
  margin-bottom: 18px;
}

.section-head p {
  margin: 0;
  max-width: 48rem;
}

.filter-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 16px;
}

label span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.92rem;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fffdf8;
  color: var(--ink);
}

input:focus,
select:focus {
  outline: 2px solid rgba(139, 47, 27, 0.22);
  border-color: rgba(139, 47, 27, 0.35);
}

.law-grid,
.article-grid,
.official-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.portal-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.law-card,
.article-card,
.official-card,
.topic-card,
.portal-card {
  padding: 22px;
}

.portal-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  background: var(--paper-strong);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.portal-card-count {
  width: fit-content;
  margin-bottom: 12px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(33, 69, 61, 0.1);
  color: var(--forest);
  font-weight: 800;
}

.portal-card p {
  color: var(--muted);
  line-height: 1.7;
}

.compact-link-list {
  display: grid;
  gap: 8px;
  margin: 12px 0 18px;
  padding-left: 18px;
  color: var(--muted);
}

.compact-link-list a {
  color: var(--ink);
  text-decoration: none;
}

.compact-link-list a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.portal-card > .text-link {
  margin-top: auto;
}

.law-card-top,
.topic-head,
.detail-grid,
.two-col {
  display: grid;
  gap: 18px;
}

.law-card-top,
.detail-grid,
.two-col {
  grid-template-columns: 1.6fr 0.8fr;
}

.law-card-en,
.detail-en,
.topic-en {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.law-status {
  justify-self: end;
  align-self: start;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(33, 69, 61, 0.1);
  color: var(--forest);
  font-size: 0.85rem;
  font-weight: 700;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.pill {
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(139, 47, 27, 0.1);
  color: var(--accent);
  font-size: 0.84rem;
}

.pill-muted {
  background: rgba(33, 69, 61, 0.1);
  color: var(--forest);
}

.law-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.9rem;
}

.official-view-switches,
.anchor-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.official-view-switch {
  border: 1px solid var(--line);
  background: #fffdf8;
  color: var(--muted);
  border-radius: 999px;
  padding: 12px 16px;
  cursor: pointer;
}

.official-view-switch.is-active {
  background: var(--forest);
  color: #fff;
  border-color: var(--forest);
}

.official-archive-stack {
  display: grid;
  gap: 20px;
}

.official-group {
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.82);
}

.pill-count {
  margin-left: 6px;
  font-weight: 700;
}

.comparison-table {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin-top: 18px;
}

.comparison-header,
.comparison-row {
  display: grid;
  grid-template-columns: 1.2fr repeat(4, 1fr);
}

.comparison-header span,
.comparison-row span {
  padding: 12px 14px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}

.comparison-header span:last-child,
.comparison-row span:last-child {
  border-right: none;
}

.comparison-header {
  background: rgba(36, 23, 17, 0.04);
  font-weight: 700;
}

.comparison-row:last-child span {
  border-bottom: none;
}

.comparison-label {
  font-weight: 700;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 16px;
  align-items: start;
  padding: 18px 20px;
  border-radius: 18px;
  background: var(--paper-strong);
  border: 1px solid var(--line);
}

.timeline-dot {
  width: 14px;
  height: 14px;
  margin-top: 9px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--forest));
  box-shadow: 0 0 0 6px rgba(139, 47, 27, 0.08);
}

.detail-shell {
  padding-top: 24px;
}

.filter-grid-official {
  grid-template-columns: 2fr 1fr 1fr 1fr;
}

.detail-grid {
  margin-top: 18px;
}

.meta-panel {
  padding: 18px;
}

.meta-panel dl,
.meta-panel div {
  margin: 0;
}

.meta-panel div + div {
  margin-top: 12px;
}

.meta-panel dt {
  color: var(--muted);
  font-size: 0.88rem;
}

.meta-panel dd {
  margin: 4px 0 0;
  font-weight: 600;
}

.source-list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.source-list li {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-radius: 16px;
  background: var(--paper-strong);
  border: 1px solid var(--line);
}

.source-list a,
.text-link {
  color: var(--accent);
  text-decoration: none;
  word-break: break-all;
}

.source-list a:hover,
.text-link:hover,
.law-card a:hover {
  text-decoration: underline;
}

.language-switches {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
}

.language-switch {
  border: 1px solid var(--line);
  background: #fffdf8;
  color: var(--muted);
  border-radius: 999px;
  padding: 10px 14px;
  cursor: pointer;
}

.language-switch.is-active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.bilingual-text {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.text-column {
  padding: 22px;
  background: var(--paper-strong);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.text-column-head {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}

.text-column-head p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.text-blocks,
.topic-stack,
.article-stack {
  display: grid;
  gap: 16px;
}

.resource-stack {
  display: grid;
  gap: 18px;
}

.official-card {
  background: var(--paper-strong);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.resource-group + .resource-group {
  margin-top: 18px;
}

.resource-group {
  padding: 28px;
  margin-top: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
}

.case-group-stack {
  display: grid;
  gap: 18px;
}

.case-group {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.82);
}

.case-group-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.case-group-head p {
  color: var(--muted);
  line-height: 1.7;
}

.practice-track-stack {
  display: grid;
  gap: 16px;
}

.practice-track {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 253, 248, 0.82);
}

.practice-track-head {
  margin-bottom: 14px;
}

.practice-track-head h4 {
  margin: 0;
  font-size: 1rem;
}

.practice-track-head p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.7;
}

.text-block {
  padding: 22px;
}

.text-block pre {
  margin: 14px 0 0;
  white-space: pre-wrap;
  font-family: "Segoe UI", "PingFang SC", sans-serif;
  color: var(--ink);
  line-height: 1.8;
}

.not-found {
  padding: 32px;
}

@media (max-width: 980px) {
  .hero,
  .law-card-top,
  .detail-grid,
  .two-col,
  .filter-grid,
  .law-grid,
  .article-grid,
  .official-grid,
  .portal-grid,
  .comparison-header,
  .comparison-row {
    grid-template-columns: 1fr;
  }

  .case-group-head {
    display: grid;
  }

  .bilingual-text {
    grid-template-columns: 1fr;
  }

  .law-status {
    justify-self: start;
  }

  .comparison-header {
    display: none;
  }

  .comparison-row {
    gap: 0;
  }

  .comparison-row span {
    border-right: none;
  }

  .comparison-label {
    background: rgba(36, 23, 17, 0.04);
  }
}