/* 站点首页 */
html {
  scroll-behavior: smooth;
}

.home-body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: #e8eef7;
  background: #050810;
  position: relative;
  overflow-x: hidden;
}

.home-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 100% 80% at 50% -30%, rgba(99, 102, 241, 0.45), transparent 55%),
    radial-gradient(ellipse 70% 50% at 100% 20%, rgba(14, 165, 233, 0.18), transparent),
    radial-gradient(ellipse 60% 45% at 0% 100%, rgba(236, 72, 153, 0.12), transparent),
    linear-gradient(165deg, #0a1020 0%, #050810 40%, #0c1018 100%);
}

.home-bg::after {
  content: "";
  position: absolute;
  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='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  opacity: 1;
}

.home-wrap {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(24px, 5vw, 48px) clamp(18px, 4vw, 32px) 64px;
}

.home-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: clamp(40px, 10vh, 88px);
}

.home-logo {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(232, 238, 247, 0.5);
}

.home-logo span {
  display: inline-block;
  margin-left: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(99, 102, 241, 0.2);
  border: 1px solid rgba(129, 140, 248, 0.35);
  color: #c7d2fe;
  letter-spacing: 0.08em;
  text-transform: none;
  font-size: 0.78rem;
}

.home-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.home-nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(232, 238, 247, 0.65);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 10px;
  border: 1px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.home-nav-links a:hover {
  color: #f8fafc;
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.08);
}

.home-nav-links a.home-nav-cta {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 24px -6px rgba(79, 70, 229, 0.55);
}

.home-nav-links a.home-nav-cta:hover {
  color: #fff;
  filter: brightness(1.06);
}

.home-hero {
  text-align: center;
  margin-bottom: clamp(48px, 12vw, 96px);
}

.home-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(2rem, 5.5vw, 3.15rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  background: linear-gradient(120deg, #fff 0%, #e0e7ff 40%, #a5b4fc 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.home-hero p.lead {
  margin: 0 auto;
  max-width: 520px;
  font-size: 1.05rem;
  line-height: 1.65;
  color: rgba(232, 238, 247, 0.55);
}

.home-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 28px;
}

.home-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 24px;
  border-radius: 14px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.home-btn:active {
  transform: scale(0.98);
}

.home-btn--primary {
  background: linear-gradient(135deg, #6366f1 0%, #4338ca 100%);
  color: #fff;
  box-shadow: 0 12px 32px -8px rgba(79, 70, 229, 0.55);
}

.home-btn--primary:hover {
  box-shadow: 0 16px 40px -8px rgba(79, 70, 229, 0.65);
}

.home-btn--ghost {
  background: rgba(255, 255, 255, 0.05);
  color: rgba(248, 250, 252, 0.92);
}

.home-btn--ghost:hover {
  background: rgba(255, 255, 255, 0.09);
}

.home-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-bottom: 56px;
}

.home-card {
  padding: 24px 22px;
  border-radius: 18px;
  background: linear-gradient(145deg, rgba(30, 36, 54, 0.85) 0%, rgba(18, 22, 34, 0.92) 100%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 20px 48px -16px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(10px);
}

.home-card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 1.25rem;
  margin-bottom: 14px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(129, 140, 248, 0.25);
}

.home-card h2 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 600;
  color: #f1f5f9;
}

.home-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.55;
  color: rgba(232, 238, 247, 0.5);
}

.home-strip {
  text-align: center;
  padding: 28px 22px;
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.home-strip p {
  margin: 0;
  font-size: 0.9rem;
  color: rgba(232, 238, 247, 0.45);
  line-height: 1.6;
}

.home-strip code {
  font-size: 0.82rem;
  color: #a5b4fc;
  word-break: break-all;
}

.home-footer {
  margin-top: 48px;
  text-align: center;
  font-size: 0.75rem;
  color: rgba(232, 238, 247, 0.28);
  letter-spacing: 0.06em;
}

@media (prefers-reduced-motion: reduce) {
  .home-btn,
  .home-nav-links a {
    transition: none;
  }
}