:root {
  --site-bg: #090a0f;
  --site-text: #f4f0e8;
  --site-muted: #a8abb6;
  --site-line: rgba(255, 255, 255, .16);
  --site-gold: #f0c769;
  --site-blue: #6fb8ff;
  --site-green: #65d58a;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

.site-header,
.site-footer,
.info-shell {
  position: relative;
  z-index: 2;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 24px 0;
}

.site-brand,
.site-nav,
.site-footer nav {
  display: flex;
  align-items: center;
}

.site-brand {
  gap: 10px;
  color: var(--site-text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 900;
}

.site-brand-mark {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  background: url("/icons/crystal-logo-transparent.png?v=20260628c") center / contain no-repeat;
}

.site-nav,
.site-footer nav {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.site-nav a,
.site-footer a {
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 8px;
  padding: 9px 12px;
  color: rgba(244, 240, 232, .78);
  background: rgba(255, 255, 255, .08);
  text-decoration: none;
  font-size: 13px;
  font-weight: 800;
}

.site-nav a.lang-link,
.site-footer a.lang-link {
  border-color: rgba(240, 199, 105, .42);
  color: var(--site-gold);
}

.site-nav a:hover,
.site-footer a:hover {
  border-color: rgba(240, 199, 105, .65);
  color: var(--site-text);
  background: rgba(255, 255, 255, .14);
}

.site-footer {
  display: grid;
  gap: 12px;
  padding: 8px 24px 24px;
  color: rgba(244, 240, 232, .62);
  font-size: 13px;
}

.site-footer nav {
  justify-content: center;
}

.site-footer p {
  margin: 0;
  text-align: center;
}

.info-body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--site-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, Segoe UI, PingFang SC, Microsoft YaHei, sans-serif;
  background:
    radial-gradient(circle at 12% 18%, rgba(101, 213, 138, .22), transparent 28%),
    radial-gradient(circle at 78% 10%, rgba(111, 184, 255, .24), transparent 30%),
    radial-gradient(circle at 70% 82%, rgba(240, 199, 105, .18), transparent 28%),
    linear-gradient(135deg, #07080c, #131018 46%, #0b1117);
}

.info-shell {
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: 54px 24px 42px;
}

.info-hero {
  display: grid;
  gap: 18px;
  margin-bottom: 28px;
}

.info-kicker {
  margin: 0;
  color: var(--site-gold);
  font-size: 13px;
  font-weight: 900;
}

.info-hero h1 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(42px, 6vw, 74px);
  line-height: 1;
}

.info-hero p,
.info-card p,
.info-card li {
  color: var(--site-muted);
  line-height: 1.75;
}

.info-hero p {
  max-width: 760px;
  margin: 0;
  font-size: 17px;
}

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

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

.info-card,
.info-panel {
  min-width: 0;
  border: 1px solid var(--site-line);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(255, 255, 255, .13), rgba(255, 255, 255, .05));
  box-shadow: 0 30px 90px rgba(0, 0, 0, .34);
  backdrop-filter: blur(24px);
}

.info-card {
  padding: 22px;
}

.info-card h2,
.info-card h3,
.info-panel h2 {
  margin: 0 0 12px;
  line-height: 1.22;
}

.info-card p:last-child {
  margin-bottom: 0;
}

.info-card ul {
  margin: 0;
  padding-left: 18px;
}

.info-panel {
  display: grid;
  gap: 16px;
  margin-top: 14px;
  padding: 24px;
}

.info-panel p {
  max-width: 820px;
  margin: 0;
  color: var(--site-muted);
  line-height: 1.75;
}

.info-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.info-button {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 8px;
  padding: 0 14px;
  color: #090a0f;
  background: linear-gradient(135deg, var(--site-gold), #fff2c3 52%, var(--site-green));
  text-decoration: none;
  font-weight: 900;
}

.info-link {
  color: var(--site-gold);
  font-weight: 800;
  overflow-wrap: anywhere;
}

.info-date {
  color: rgba(244, 240, 232, .62);
  font-size: 13px;
}

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

  .site-nav {
    justify-content: flex-start;
  }

  .info-grid,
  .info-grid.two {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 14px 12px 0;
  }

  .site-nav a,
  .site-footer a {
    padding: 8px 10px;
  }

  .info-shell {
    padding: 38px 12px 30px;
  }

  .info-card,
  .info-panel {
    padding: 18px;
  }
}