:root {
  color-scheme: dark;
  --bg-top: #1b2a4a;
  --bg-bottom: #0c1526;
  --glass: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.14);
  --text-primary: #f5f7fb;
  --text-secondary: rgba(245, 247, 251, 0.72);
  --text-dim: rgba(245, 247, 251, 0.50);
  --accent-orange: #ff9f43;
  --accent-blue: #4da3ff;
  --radius-lg: 20px;
  --radius-md: 14px;
  --max-width: 880px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  color: var(--text-primary);
  background: linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ---- Nav ---- */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}
.site-nav .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 17px;
  color: var(--text-primary);
}
.site-nav .brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-orange));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
}
.site-nav .brand-mark img {
  width: 70%;
  height: 70%;
  object-fit: contain;
  display: block;
}
.site-nav .links a {
  color: var(--text-secondary);
  margin-left: 24px;
  font-size: 14px;
  font-weight: 500;
}

/* ---- Hero ---- */
.hero {
  text-align: center;
  padding: 64px 0 48px;
}
.hero-icon {
  width: 88px;
  height: 88px;
  border-radius: 22px;
  margin: 0 auto 24px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-orange));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}
.hero-icon img {
  width: 70%;
  height: 70%;
  object-fit: contain;
  display: block;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}
.hero p.tagline {
  font-size: clamp(16px, 2.4vw, 20px);
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto 32px;
}

.badge-row {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 999px;
  background: var(--text-primary);
  color: #111;
  font-weight: 700;
  font-size: 15px;
}
.store-badge:hover { text-decoration: none; opacity: 0.9; }
.store-badge.disabled {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  cursor: default;
}

/* ---- Feature grid ---- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  padding: 24px 0 64px;
}
.feature-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(20px);
}
.feature-card .icon { font-size: 26px; margin-bottom: 12px; display: block; }
.feature-card h3 { margin: 0 0 8px; font-size: 16px; font-weight: 700; }
.feature-card p { margin: 0; color: var(--text-secondary); font-size: 14px; }

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--glass-border);
  padding: 28px 0 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-dim);
  font-size: 13px;
}
.site-footer .links a {
  color: var(--text-dim);
  margin-left: 18px;
}
.site-footer .links a:first-child { margin-left: 0; }

/* ---- Legal page ---- */
.legal-doc {
  padding: 48px 0 80px;
}
.legal-doc h1 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 4px;
}
.legal-doc .updated {
  color: var(--text-dim);
  font-size: 13px;
  margin-bottom: 40px;
}
.legal-doc section {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 20px;
  backdrop-filter: blur(20px);
}
.legal-doc section h2 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 16px;
}
.legal-doc section h3 {
  font-size: 15px;
  margin-top: 24px;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.legal-doc section p,
.legal-doc section li {
  color: var(--text-secondary);
  font-size: 15px;
}
.legal-doc section ul { padding-left: 20px; }
.legal-doc .disclaimer {
  border-color: rgba(255, 159, 67, 0.35);
  background: rgba(255, 159, 67, 0.07);
}
.legal-doc .disclaimer h2 { color: var(--accent-orange); }
.legal-doc .toc {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  font-size: 14px;
}