/* RelayCode product page */
:root {
  --bg: #08060f;
  --panel: #12101c;
  --text: #f4f0ff;
  --muted: #a89fc4;
  --line: rgba(167, 139, 250, 0.16);
  --accent: #8b5cf6;
  --accent-2: #c4b5fd;
  --glow: rgba(139, 92, 246, 0.35);
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background:
    radial-gradient(900px 480px at 15% -5%, rgba(139, 92, 246, 0.28), transparent 55%),
    radial-gradient(700px 400px at 90% 20%, rgba(99, 102, 241, 0.18), transparent 50%),
    var(--bg);
  line-height: 1.65;
  min-height: 100vh;
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(1100px, calc(100% - 2.5rem));
  margin: 0 auto;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(8, 6, 15, 0.75);
  border-bottom: 1px solid var(--line);
}

.nav .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
}

.brand-mark {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(145deg, #c4b5fd, #7c3aed);
  box-shadow: 0 8px 22px var(--glow);
}

.nav-links {
  display: flex;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.92rem;
  flex-wrap: wrap;
}

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

.hero {
  padding: 4rem 0 2.5rem;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 2rem;
  align-items: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: rgba(139, 92, 246, 0.16);
  border: 1px solid rgba(196, 181, 253, 0.35);
  color: var(--accent-2);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #a78bfa;
  box-shadow: 0 0 0 0 rgba(167, 139, 250, 0.7);
  animation: pulse 1.8s infinite;
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 10px rgba(167, 139, 250, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(167, 139, 250, 0);
  }
}

h1 {
  margin: 0 0 0.9rem;
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.lead {
  margin: 0 0 1.4rem;
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 40ch;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.2rem;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, #c4b5fd, #7c3aed);
  color: #fff;
  box-shadow: 0 12px 30px var(--glow);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line);
}

.hero-visual {
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0c0a14;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.45);
  position: relative;
}

.hero-visual img {
  width: 100%;
  object-fit: cover;
  object-position: top center;
  max-height: 420px;
}

.caption {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-size: 0.78rem;
  background: rgba(8, 6, 15, 0.75);
  border: 1px solid var(--line);
  color: var(--accent-2);
}

.status-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(18, 16, 28, 0.85);
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.status-bar strong {
  color: var(--accent-2);
}

.section {
  padding: 2.5rem 0;
}

.section h2 {
  margin: 0 0 0.5rem;
  font-size: 1.7rem;
  letter-spacing: -0.02em;
}

.section > .desc {
  margin: 0 0 1.4rem;
  color: var(--muted);
  max-width: 56ch;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.card {
  padding: 1.25rem;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
}

.card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.preview-frame {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0c0a14;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.preview-frame img {
  width: 100%;
  object-fit: cover;
  object-position: top center;
}

.coming {
  margin: 1rem 0 3rem;
  padding: 2rem;
  border-radius: 20px;
  text-align: center;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(139, 92, 246, 0.18), rgba(99, 102, 241, 0.08)),
    rgba(18, 16, 28, 0.9);
}

.coming h2 {
  margin: 0 0 0.6rem;
  font-size: 1.8rem;
}

.coming p {
  margin: 0 auto 1.2rem;
  color: var(--muted);
  max-width: 48ch;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 1.4rem 0 2rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer .inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .hero,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .nav-links {
    font-size: 0.85rem;
  }
}