:root {
  color-scheme: dark;
  --bg: #07111f;
  --bg-soft: #0d1b2f;
  --card: rgba(12, 24, 44, 0.92);
  --card-strong: rgba(9, 17, 31, 0.96);
  --text: #eef4ff;
  --muted: #aebbd4;
  --line: rgba(255, 255, 255, 0.12);
  --brand: #6de0ff;
  --brand-2: #8ca7ff;
  --accent: #86efac;
  --danger: #fda4af;
  --shadow: 0 24px 80px rgba(3, 7, 18, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: radial-gradient(circle at top left, rgba(109, 224, 255, 0.12), transparent 30%), radial-gradient(circle at 80% 10%, rgba(140, 167, 255, 0.14), transparent 32%), linear-gradient(180deg, #07111f 0%, #020817 100%);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: transparent;
}

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

img {
  max-width: 100%;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(7, 17, 31, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(109, 224, 255, 0.32);
  background: rgba(109, 224, 255, 0.12);
  color: var(--brand);
  box-shadow: 0 0 24px rgba(109, 224, 255, 0.2);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.site-nav a,
.inline-link,
.cta-link {
  transition: 180ms ease;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
}

.site-nav a:hover,
.inline-link:hover,
.cta-link:hover {
  color: #fff;
}

.shell {
  padding: 32px 0 72px;
}

.hero,
.panel,
.notice {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.hero {
  padding: 32px;
  background: linear-gradient(180deg, rgba(8, 15, 29, 0.98) 0%, rgba(5, 11, 23, 0.98) 100%);
}

.hero::before,
.panel::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(circle at top left, rgba(109, 224, 255, 0.14), transparent 28%);
}

.hero-badge,
.eyebrow,
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(109, 224, 255, 0.24);
  background: rgba(15, 27, 46, 0.92);
  color: #dff8ff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero h1,
.panel h1,
.panel h2,
.panel h3 {
  margin: 0;
  letter-spacing: -0.03em;
}

.hero h1 {
  margin-top: 18px;
  font-size: clamp(34px, 6vw, 58px);
  line-height: 1.02;
}

.hero p,
.panel p,
.panel li,
.notice p,
.table td,
.table th {
  color: var(--muted);
  line-height: 1.8;
}

.hero p {
  max-width: 760px;
  margin: 18px 0 0;
  font-size: 17px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
}

.button {
  background: linear-gradient(135deg, #baf1ff 0%, #8ca7ff 48%, #86efac 100%);
  color: #07111f;
}

.button-secondary {
  border: 1px solid rgba(139, 183, 255, 0.3);
  background: rgba(16, 27, 48, 0.92);
  color: var(--text);
}

.grid,
.card-grid,
.link-grid,
.stats-grid {
  display: grid;
  gap: 16px;
}

.card-grid.three,
.link-grid.three,
.stats-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid.two,
.link-grid.two,
.stats-grid.two,
.split {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel {
  padding: 28px;
  margin-top: 20px;
}

.card,
.link-card,
.faq-item,
.metric {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  background: var(--card-strong);
  padding: 20px;
}

.card h3,
.link-card h3,
.faq-item h3,
.metric h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.metric strong {
  display: block;
  font-size: 30px;
  color: #fff;
}

.list,
.bullets,
.check-list,
.faq-list {
  margin: 0;
  padding-left: 18px;
}

.check-list {
  list-style: none;
  padding-left: 0;
}

.check-list li {
  position: relative;
  padding-left: 26px;
}

.check-list li::before {
  content: "•";
  position: absolute;
  left: 8px;
  color: var(--brand);
}

.table-wrap {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 14px 12px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.table th {
  color: #fff;
  font-size: 14px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
  color: #8fb0d8;
  font-size: 14px;
}

.breadcrumbs span {
  color: #527295;
}

.notice {
  margin-top: 20px;
  padding: 22px 24px;
  background: rgba(12, 32, 25, 0.9);
  border-color: rgba(134, 239, 172, 0.18);
}

.notice.warning {
  background: rgba(44, 19, 26, 0.92);
  border-color: rgba(253, 164, 175, 0.24);
}

.site-footer {
  padding: 0 0 56px;
}

.site-footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(6, 14, 25, 0.88);
}

.site-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  color: var(--muted);
}

.small {
  font-size: 14px;
}

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

.highlight {
  color: #fff;
}

@media (max-width: 900px) {
  .card-grid.three,
  .link-grid.three,
  .stats-grid.three,
  .card-grid.two,
  .link-grid.two,
  .stats-grid.two,
  .split {
    grid-template-columns: 1fr;
  }

  .site-header-inner,
  .site-footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .hero,
  .panel {
    padding: 24px;
  }
}