:root {
  --ink: #fff3dc;
  --muted: #c9b88f;
  --line: rgba(226, 179, 88, .28);
  --panel: #15080b;
  --panel-strong: #240b10;
  --accent: #d71f37;
  --accent-dark: #8f1021;
  --gold: #f2c96b;
  --gold-soft: #b9872f;
  --black: #080305;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 16% 0%, rgba(215, 31, 55, .25), transparent 28%),
    linear-gradient(180deg, #080305 0%, #16070a 46%, #080305 100%);
  line-height: 1.75;
}

a {
  color: var(--gold);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.topbar {
  border-bottom: 1px solid var(--line);
  background: rgba(8, 3, 5, .92);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .28);
}

.wrap {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 68px;
  gap: 20px;
}

.brand {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0;
  color: var(--gold);
  text-shadow: 0 0 16px rgba(242, 201, 107, .24);
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 15px;
}

.nav-links a {
  color: #f6e4b7;
}

.hero {
  background:
    linear-gradient(135deg, rgba(143, 16, 33, .78) 0%, rgba(36, 11, 16, .94) 46%, rgba(8, 3, 5, .98) 100%),
    repeating-linear-gradient(120deg, rgba(242, 201, 107, .08) 0 1px, transparent 1px 34px);
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 40px;
  padding: 54px 0 46px;
  align-items: center;
}

.eyebrow {
  color: var(--gold);
  font-weight: 700;
  margin: 0 0 10px;
}

h1,
h2,
h3 {
  line-height: 1.3;
  margin: 0 0 14px;
}

h1 {
  font-size: clamp(32px, 5vw, 52px);
  color: #fff7e6;
  text-shadow: 0 8px 34px rgba(0, 0, 0, .42);
}

h2 {
  font-size: 28px;
  color: #fff1cf;
}

h3 {
  font-size: 21px;
  color: #fff2d4;
}

p {
  margin: 0 0 16px;
}

.lead {
  color: #ead8ad;
  font-size: 18px;
  max-width: 720px;
}

.hero-card,
.info-card,
.article-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(36, 11, 16, .94), rgba(15, 6, 8, .96));
  box-shadow: 0 18px 40px rgba(0, 0, 0, .32), inset 0 1px 0 rgba(255, 255, 255, .05);
}

.hero-card {
  padding: 24px;
  border-color: rgba(242, 201, 107, .42);
}

.metric {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.metric:last-child {
  border-bottom: 0;
}

.metric strong {
  color: var(--gold);
  font-size: 22px;
}

.section {
  padding: 42px 0;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.info-card,
.article-card {
  padding: 20px;
}

.article-card {
  border-left: 3px solid var(--gold);
}

.muted,
.date {
  color: var(--muted);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 36px;
  padding: 38px 0 54px;
}

.article-body {
  font-size: 17px;
  background: linear-gradient(180deg, rgba(21, 8, 11, .9), rgba(8, 3, 5, .72));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
}

.article-body h2 {
  margin-top: 30px;
}

.toc {
  position: sticky;
  top: 18px;
}

.footer {
  border-top: 1px solid var(--line);
  background: #070304;
  padding: 28px 0;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 820px) {
  .hero-inner,
  .article-layout,
  .grid {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }
}