:root {
  color-scheme: dark;
  --bg: #16070d;
  --bg-deep: #0d0408;
  --surface: rgba(63, 20, 35, 0.72);
  --surface-soft: rgba(83, 28, 47, 0.5);
  --line: rgba(255, 157, 181, 0.2);
  --text: #fff4f6;
  --muted: #d7a9b7;
  --primary: #f06a8d;
  --primary-glow: #ff9db5;
  --accent: #b56cff;
  --danger: #ff6b7a;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg-deep);
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 72% 12%, rgba(181, 108, 255, 0.22), transparent 32rem),
    radial-gradient(circle at 18% 18%, rgba(240, 106, 141, 0.16), transparent 28rem),
    linear-gradient(145deg, var(--bg), var(--bg-deep));
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}

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

.site-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(13, 4, 8, 0.72);
  border-bottom: 1px solid rgba(255, 157, 181, 0.1);
}

.nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 15px;
}

.nav-links a:hover {
  color: var(--text);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 440px);
  gap: 72px;
  align-items: center;
  padding: 96px 0 82px;
}

.eyebrow {
  color: var(--primary-glow);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.12em;
}

h1 {
  margin: 16px 0 20px;
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 680px;
  color: var(--muted);
  font-size: 19px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid rgba(255, 157, 181, 0.26);
  background: rgba(255, 157, 181, 0.12);
  color: var(--text);
  font-weight: 750;
}

.button.primary {
  background: linear-gradient(135deg, rgba(255, 157, 181, 0.36), rgba(240, 106, 141, 0.28));
  box-shadow: 0 18px 44px rgba(240, 106, 141, 0.18);
}

.visual-card {
  min-height: 460px;
  border-radius: 30px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 45%, rgba(255, 157, 181, 0.28), transparent 10rem),
    linear-gradient(180deg, rgba(63, 20, 35, 0.56), rgba(13, 4, 8, 0.62));
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.28);
}

.ring {
  position: absolute;
  inset: 86px 70px;
  border-radius: 999px;
  border: 2px solid rgba(255, 157, 181, 0.48);
  box-shadow:
    0 0 40px rgba(255, 157, 181, 0.35),
    inset 0 0 48px rgba(181, 108, 255, 0.18);
}

.ring::before,
.ring::after {
  content: "";
  position: absolute;
  inset: 28px;
  border-radius: inherit;
  border: 1px solid rgba(255, 244, 246, 0.18);
}

.ring::after {
  inset: 78px;
  background: radial-gradient(circle, rgba(255, 157, 181, 0.32), transparent 70%);
  border: 0;
}

.wave {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 58px;
  height: 96px;
  border-radius: 20px;
  background:
    linear-gradient(90deg, transparent, rgba(255, 157, 181, 0.26), transparent),
    repeating-linear-gradient(90deg, rgba(255, 244, 246, 0.18) 0 5px, transparent 5px 18px);
  mask-image: linear-gradient(to top, black, transparent 92%);
}

.status-pill {
  position: absolute;
  left: 34px;
  top: 34px;
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.section {
  padding: 72px 0;
}

.section h2 {
  margin: 0 0 16px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.18;
}

.section-intro {
  max-width: 720px;
  color: var(--muted);
  font-size: 17px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--surface);
  padding: 24px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.card p,
.policy-body p,
.policy-body li {
  color: var(--muted);
}

.policy-hero {
  padding: 70px 0 28px;
}

.policy-body {
  width: min(860px, calc(100% - 40px));
  margin: 0 auto;
  padding: 32px 0 80px;
}

.policy-body h1 {
  font-size: clamp(36px, 5vw, 56px);
}

.policy-body h2 {
  margin-top: 42px;
  font-size: 26px;
}

.notice {
  border-radius: 22px;
  border: 1px solid var(--line);
  background: var(--surface-soft);
  padding: 20px;
  color: var(--muted);
}

.footer {
  border-top: 1px solid rgba(255, 157, 181, 0.12);
  color: var(--muted);
  padding: 34px 0;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

@media (max-width: 820px) {
  .nav {
    height: auto;
    padding: 18px 0;
    align-items: flex-start;
    flex-direction: column;
  }

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

  .hero {
    grid-template-columns: 1fr;
    gap: 34px;
    padding: 64px 0 54px;
  }

  .visual-card {
    min-height: 340px;
  }

  .ring {
    inset: 58px 42px;
  }

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