:root {
  --bg-deep: #0a0a0f;
  --bg-card: #12121a;
  --bg-surface: #1a1a26;
  --bg-hover: #22223a;
  --accent-gold: #d4a853;
  --accent-gold-dim: #a07d3a;
  --accent-teal: #3dc9a0;
  --accent-teal-dim: #2a8d70;
  --accent-coral: #e06852;
  --accent-purple: #9b7ee8;
  --accent-blue: #5b9ee8;
  --text-primary: #e8e4dc;
  --text-secondary: #9e9a92;
  --text-tertiary: #6a675f;
  --text-muted: #6a675f;
  --border: #2a2a3a;
  --border-light: #3a3a4e;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: 'Noto Sans SC', sans-serif;
  font-weight: 400;
  line-height: 1.85;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 2rem;
}

.top-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.7rem;
  padding-top: 1.4rem;
}

.top-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.82rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.34rem 0.8rem;
  transition: all 0.22s;
}

.top-link:hover {
  color: var(--text-primary);
  border-color: var(--accent-gold-dim);
  background: rgba(212,168,83,0.07);
}

.hero {
  padding: 3.8rem 0 2.8rem;
  text-align: center;
  position: relative;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
}

.hero-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-gold-dim);
  margin-bottom: 1.2rem;
}

.hero h1 {
  font-family: 'Noto Serif SC', serif;
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 0.8rem;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.02rem;
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto;
  font-weight: 300;
}

.toc {
  margin: 2.4rem 0;
  padding: 1.6rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.toc-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-gold-dim);
  margin-bottom: 1rem;
}

.toc-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem 1.4rem;
}

.toc-list a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  transition: color 0.2s;
}

.toc-list a:hover { color: var(--accent-gold); }

.toc-num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--text-tertiary);
  min-width: 1.7rem;
}

section.analysis-section {
  padding: 2.8rem 0 1.6rem;
  border-top: 1px solid var(--border);
}

.section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-gold-dim);
  margin-bottom: 0.8rem;
}

.analysis-content {
  color: var(--text-secondary);
}

.analysis-content h2 {
  font-family: 'Noto Serif SC', serif;
  font-weight: 700;
  font-size: 1.55rem;
  line-height: 1.4;
  margin: 2.2rem 0 1.3rem;
  color: var(--text-primary);
}

.analysis-content h3 {
  font-family: 'Noto Sans SC', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  margin: 1.8rem 0 0.7rem;
  color: var(--text-primary);
}

.analysis-content h4 {
  font-family: 'Noto Sans SC', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  margin: 1.5rem 0 0.65rem;
  color: var(--text-primary);
}

.analysis-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.analysis-content a {
  color: var(--accent-teal);
  text-decoration: none;
  border-bottom: 1px dashed rgba(61, 201, 160, 0.35);
  transition: color 0.2s, border-color 0.2s;
}

.analysis-content a:hover {
  color: var(--accent-gold);
  border-color: rgba(212, 168, 83, 0.45);
}

.analysis-content p strong,
.analysis-content li strong {
  color: var(--text-primary);
  font-weight: 500;
}

.analysis-content ul,
.analysis-content ol {
  margin: 0.5rem 0 1.1rem;
  padding-left: 1.5rem;
}

.analysis-content li {
  margin-bottom: 0.45rem;
}

.analysis-content blockquote {
  margin: 1.3rem 0;
  padding: 1.05rem 1.25rem;
  background: var(--bg-surface);
  border-left: 3px solid var(--accent-gold);
  border-radius: 0 8px 8px 0;
  color: var(--text-primary);
}

.analysis-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.8rem 0;
}

.analysis-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.2rem;
}

.analysis-content th,
.analysis-content td {
  border: 1px solid var(--border);
  padding: 0.66rem 0.75rem;
  text-align: left;
}

.analysis-content th {
  color: var(--accent-gold);
  font-weight: 700;
  background: rgba(212,168,83,0.06);
}

.analysis-content td {
  color: var(--text-secondary);
}

.analysis-content .case-label {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent-teal);
  letter-spacing: 0.08em;
}

.article-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: space-between;
  margin: 2rem 0 3rem;
}

.article-link {
  text-decoration: none;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.55rem 1rem;
  font-size: 0.85rem;
  transition: all 0.24s;
}

.article-link:hover {
  color: var(--text-primary);
  border-color: var(--accent-gold-dim);
}

.article-link.primary {
  color: #1a1a26;
  background: var(--accent-gold);
  border-color: var(--accent-gold);
}

.article-link.primary:hover {
  background: #c3953d;
  border-color: #c3953d;
}

footer {
  margin: 2.6rem 0 3.2rem;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.84rem;
}

@media (max-width: 768px) {
  .container { padding: 0 1.2rem; }
  .hero { padding: 3rem 0 2.3rem; }
  .toc-list { grid-template-columns: 1fr; }
  .analysis-content table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}