/* === Reset & Base === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --amber: #F59E0B;
  --amber-light: #FEF3C7;
  --amber-dark: #D97706;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  --green: #15803D;
  --radius: 12px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gray-800);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* === Header === */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-100);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--gray-900);
}

.logo-icon { flex-shrink: 0; }

.nav { display: flex; gap: 28px; }
.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-500);
  transition: color 0.2s;
}
.nav a:hover { color: var(--gray-900); }

/* === Hero === */
.hero {
  padding: 100px 0 80px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}

.hero-sub {
  margin-top: 20px;
  font-size: 1.15rem;
  color: var(--gray-500);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  margin-top: 36px;
  padding: 12px 32px;
  background: var(--amber);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 8px;
  transition: background 0.2s, transform 0.15s;
}
.btn:hover { background: var(--amber-dark); transform: translateY(-1px); }

/* === Apps Section === */
.apps {
  padding: 60px 0 80px;
  background: var(--gray-50);
}

.apps h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 40px;
  color: var(--gray-900);
}

.app-grid {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.category-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.category {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.category-label {
  grid-column: 1 / -1;
}

/* === Card === */
.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px;
  transition: box-shadow 0.2s, transform 0.15s;
}

.card:hover {
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
  transform: translateY(-2px);
}

.card.live { border-color: var(--green); border-width: 2px; }

.card-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 20px;
  background: #DEF7EC;
  color: var(--green);
  margin-bottom: 16px;
}

.card-badge.soon {
  background: var(--gray-100);
  color: var(--gray-500);
}

.card-icon { margin-bottom: 14px; }

.card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--gray-900);
}

.card p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.5;
}

.card-link {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--green);
  transition: color 0.2s;
}
.card-link:hover { color: #166534; }

.coming-soon { opacity: 0.65; }

/* === About === */
.about {
  padding: 80px 0;
}

.about h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--gray-900);
}

.about p {
  font-size: 1.05rem;
  color: var(--gray-500);
  max-width: 600px;
  margin-bottom: 12px;
}

/* === Footer === */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--gray-100);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--gray-400);
}

/* === Responsive === */
@media (max-width: 640px) {
  .hero { padding: 64px 0 48px; }
  .category { grid-template-columns: 1fr; }
  .apps { padding: 40px 0 60px; }
  .nav { gap: 20px; }
}