/* Vuvu — vuvu.world */

:root {
  --bg: #0b0a10;
  --bg-elevated: #14121d;
  --card: #171523;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f2f0f7;
  --text-muted: #a09aae;
  --accent: #c084fc;
  --accent-2: #f472b6;
  --gradient: linear-gradient(135deg, #a855f7 0%, #ec4899 100%);
  --radius: 16px;
  --max-width: 1080px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 10, 16, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: 0.02em;
}

.brand:hover {
  text-decoration: none;
}

.brand img {
  width: 28px;
  height: 28px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.header-nav a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.header-nav a:hover {
  color: var(--text);
  text-decoration: none;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  padding: 96px 0 80px;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -240px;
  left: 50%;
  transform: translateX(-50%);
  width: 720px;
  height: 560px;
  background: radial-gradient(
    ellipse at center,
    rgba(168, 85, 247, 0.28) 0%,
    rgba(236, 72, 153, 0.12) 45%,
    transparent 70%
  );
  pointer-events: none;
}

.hero > .container {
  position: relative;
}

.hero h1 {
  font-size: clamp(2.4rem, 7vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero h1 .gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .subtitle {
  font-size: clamp(1.05rem, 2.5vw, 1.3rem);
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 36px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 16px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gradient);
  color: #fff;
  font-weight: 600;
  font-size: 1.05rem;
  padding: 14px 28px;
  border-radius: 999px;
  box-shadow: 0 8px 32px rgba(168, 85, 247, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(168, 85, 247, 0.45);
}

.btn-primary svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.cta-note {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.age-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 28px;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.age-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
}

/* ---------- Features ---------- */

.features {
  padding: 48px 0 80px;
}

.features h2,
.section-title {
  text-align: center;
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.section-lead {
  text-align: center;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 48px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.feature-card:hover {
  border-color: rgba(192, 132, 252, 0.4);
  transform: translateY(-3px);
}

.feature-card .icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(168, 85, 247, 0.15);
  margin-bottom: 16px;
}

.feature-card .icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--accent);
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* ---------- Bottom CTA ---------- */

.bottom-cta {
  padding: 72px 0;
  text-align: center;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.bottom-cta h2 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 12px;
}

.bottom-cta p {
  color: var(--text-muted);
  margin-bottom: 28px;
}

/* ---------- Footer ---------- */

.site-footer {
  padding: 40px 0;
}

.site-footer .container {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 24px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

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

.footer-meta {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- Legal pages ---------- */

.legal {
  padding: 56px 0 80px;
}

.legal .container {
  max-width: 760px;
}

.legal h1 {
  font-size: clamp(1.8rem, 5vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.legal .effective-date {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 40px;
}

.legal h2 {
  font-size: 1.35rem;
  font-weight: 600;
  margin: 40px 0 12px;
}

.legal h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 24px 0 8px;
}

.legal p {
  margin-bottom: 14px;
  color: #d6d2e0;
}

.legal ul {
  margin: 0 0 14px 22px;
  color: #d6d2e0;
}

.legal li {
  margin-bottom: 8px;
}

.legal strong {
  color: var(--text);
}

.legal code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9em;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
}

/* ---------- Responsive ---------- */

@media (max-width: 600px) {
  .hero {
    padding: 64px 0 56px;
  }

  .header-nav {
    gap: 16px;
  }

  .features {
    padding: 32px 0 56px;
  }
}