@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --text: #0f0f1a;
  --text-muted: #6b7280;
  --bg: #ffffff;
  --bg-subtle: #f8f8fc;
  --border: #e5e7eb;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

/* ── Nav ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  font-size: 1.15rem;
  font-weight: 800;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}
.nav-links a:hover {
  color: var(--text);
  text-decoration: none;
}

/* ── Hero ── */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 6rem 2rem 5rem;
  background: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(99, 102, 241, 0.12) 0%, transparent 70%);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.2);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
  max-width: 700px;
}

.hero h1 span {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a78bfa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 500px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  padding: 0.8rem 2rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
  transition: opacity 0.2s, transform 0.2s;
}
.btn-primary:hover {
  opacity: 0.92;
  transform: translateY(-1px);
  text-decoration: none;
}

/* ── Features grid ── */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  max-width: 900px;
  margin: 4rem auto;
  padding: 0 2rem;
}

.feature-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}

.feature-card .icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.feature-card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.feature-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── Content pages (terms / privacy / support) ── */
.content {
  max-width: 720px;
  margin: 3rem auto;
  padding: 0 2rem 5rem;
}

.content h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.4rem;
}

.content .updated {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.content h2 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.content p {
  font-size: 0.95rem;
  color: #374151;
  margin-bottom: 0.85rem;
}

.content ul {
  margin: 0.4rem 0 0.85rem 1.4rem;
  color: #374151;
}

.content ul li {
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
}

/* Support FAQ */
.faq-item {
  border-top: 1px solid var(--border);
  padding: 1.25rem 0;
}

.faq-item:last-child {
  border-bottom: 1px solid var(--border);
}

.faq-item h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}

.faq-item p {
  margin-bottom: 0;
}

/* Support channels */
.support-channels {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 2.5rem;
}

.channel-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  background: var(--bg-subtle);
}

.channel-card .icon {
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.channel-card h3 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.channel-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ── Footer ── */
footer {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-muted);
}

footer .footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 0.5rem;
  list-style: none;
}

footer .footer-links a {
  color: var(--text-muted);
  font-size: 0.82rem;
}
footer .footer-links a:hover {
  color: var(--text);
}