:root {
  --navy: #061E3D;
  --teal-deep: #005A6B;
  --teal: #008C8C;
  --accent: #16B8C4;
  --ink: #0B1620;
  --muted: #5A6B7A;
  --line: #E2E8EE;
  --bg: #F6F8FA;
  --card: #FFFFFF;
  --radius: 18px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

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

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

.wrap { max-width: 960px; margin: 0 auto; padding: 0 22px; }
.narrow { max-width: 760px; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(246,248,250,0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.brand { display: flex; align-items: center; gap: 9px; font-weight: 800; letter-spacing: .2px; color: var(--ink); }
.brand svg { width: 24px; height: 24px; }
.nav-links a { color: var(--muted); font-size: 14px; font-weight: 600; margin-left: 18px; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }

/* Hero */
.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--teal-deep) 55%, var(--teal) 100%);
  color: #fff; text-align: center; padding: 92px 22px 104px;
  position: relative; overflow: hidden;
}
.hero h1 { font-size: clamp(34px, 6vw, 60px); font-weight: 800; letter-spacing: -0.5px; line-height: 1.08; }
.hero p.lead { font-size: clamp(17px, 2.4vw, 21px); color: rgba(255,255,255,0.85); max-width: 620px; margin: 20px auto 0; }
.hero .waves { position: absolute; right: -40px; bottom: -40px; width: 320px; opacity: 0.08; }
.badges { margin-top: 30px; display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.pill { display: inline-block; padding: 7px 14px; border-radius: 999px; background: rgba(255,255,255,0.14); color: #fff; font-size: 13px; font-weight: 600; }

.btn {
  display: inline-block; background: #fff; color: var(--navy);
  font-weight: 700; padding: 13px 24px; border-radius: 999px; margin-top: 30px;
  transition: transform .12s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn.ghost { background: rgba(255,255,255,0.12); color: #fff; margin-left: 10px; }

/* Sections */
section.block { padding: 64px 0; }
section.block h2 { font-size: clamp(24px, 4vw, 34px); font-weight: 800; letter-spacing: -0.3px; }
section.block h2 + p { color: var(--muted); margin-top: 10px; max-width: 640px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; margin-top: 30px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; box-shadow: 0 8px 24px rgba(11,22,32,0.04);
}
.card .ic { width: 34px; height: 34px; color: var(--teal); }
.card h3 { font-size: 17px; margin-top: 12px; }
.card p { color: var(--muted); font-size: 14.5px; margin-top: 6px; }

.safety {
  background: linear-gradient(160deg, var(--navy), var(--teal-deep));
  color: #fff; border-radius: 22px; padding: 34px; margin-top: 30px;
}
.safety h3 { font-size: 20px; }
.safety ul { margin: 14px 0 0 18px; color: rgba(255,255,255,0.86); font-size: 15px; }
.safety li { margin: 7px 0; }

/* Legal pages */
.legal { background: #fff; }
.legal .wrap { padding-top: 44px; padding-bottom: 72px; }
.legal h1 { font-size: 32px; font-weight: 800; letter-spacing: -0.4px; }
.legal .updated { color: var(--muted); font-size: 14px; margin-top: 6px; }
.legal h2 { font-size: 19px; margin-top: 34px; padding-top: 6px; }
.legal h3 { font-size: 16px; margin-top: 20px; }
.legal p, .legal li { color: #23303C; font-size: 15.5px; margin-top: 10px; }
.legal ul, .legal ol { margin-left: 22px; }
.legal strong { color: var(--ink); }
.legal .note {
  background: var(--bg); border: 1px solid var(--line); border-left: 3px solid var(--teal);
  border-radius: 10px; padding: 14px 16px; margin-top: 20px; font-size: 14.5px; color: var(--muted);
}

/* Footer */
footer {
  border-top: 1px solid var(--line); background: #fff; padding: 36px 0 44px;
}
footer .wrap { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; }
footer .links a { color: var(--muted); font-size: 14px; margin-right: 16px; font-weight: 600; }
footer .copy { color: var(--muted); font-size: 13px; }
footer .copy .maker { opacity: 0.75; }

@media (prefers-color-scheme: dark) {
  :root { --ink: #EAF0F4; --muted: #93A3B2; --line: #1E2A36; --bg: #0B1219; --card: #121C26; }
  body { background: var(--bg); }
  .nav { background: rgba(11,18,25,0.8); }
  .legal { background: var(--bg); }
  .legal p, .legal li { color: #C6D2DC; }
  footer { background: var(--bg); }
}