:root {
  --color-bg: #f6f8fb;
  --color-surface: #ffffff;
  --color-text: #182033;
  --color-muted: #5f6b80;
  --color-line: #dfe5ee;
  --color-primary: #1f6feb;
  --color-primary-dark: #174ea6;
  --color-accent: #15a66a;
  --shadow-soft: 0 18px 45px rgba(24, 32, 51, 0.1);
  --radius-card: 8px;
  --content-max-width: 1120px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 68px;
  padding: 0 max(24px, calc((100vw - var(--content-max-width)) / 2));
  border-bottom: 1px solid rgba(223, 229, 238, 0.8);
  background: rgba(246, 248, 251, 0.92);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 30px;
  border-radius: 6px;
  background: var(--color-text);
  color: #ffffff;
  font-size: 13px;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--color-muted);
  font-size: 14px;
}

.site-nav a:hover {
  color: var(--color-primary);
}

main {
  width: min(var(--content-max-width), calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 440px);
  gap: 48px;
  align-items: center;
  min-height: 560px;
  padding: 54px 0 42px;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--color-accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(42px, 6vw, 68px);
  line-height: 1.04;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: 30px;
  line-height: 1.22;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 12px;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: 0;
}

.hero-text {
  max-width: 580px;
  margin-bottom: 28px;
  color: var(--color-muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.primary-link,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 6px;
  font-weight: 700;
}

.primary-link {
  background: var(--color-primary);
  color: #ffffff;
}

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

.secondary-link {
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-text);
}

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

.hero-visual {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
}

.section {
  padding: 48px 0;
  border-top: 1px solid var(--color-line);
}

.section-heading {
  max-width: 620px;
  margin-bottom: 22px;
}

.episode-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.episode-card {
  min-height: 230px;
  padding: 22px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  background: var(--color-surface);
}

.episode-number {
  display: inline-flex;
  margin-bottom: 24px;
  color: var(--color-primary);
  font-weight: 800;
}

.episode-card p,
.split-section p,
.about-section p,
.note-list {
  color: var(--color-muted);
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1fr);
  gap: 48px;
  align-items: start;
}

.note-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.note-list li {
  padding: 14px 16px;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  background: var(--color-surface);
}

.about-section {
  max-width: 780px;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 18px;
  width: min(var(--content-max-width), calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 42px;
  border-top: 1px solid var(--color-line);
  color: var(--color-muted);
  font-size: 14px;
}

.site-footer a:hover {
  color: var(--color-primary);
}

.footer-records {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}

.police-record {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.police-record img {
  width: auto;
  height: 18px;
}

@media (max-width: 860px) {
  .site-header {
    position: static;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 16px;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero,
  .split-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    gap: 28px;
    padding-top: 42px;
  }

  .episode-list {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }
}