:root {
  --blue: #0066cc;
  --cyan: #00a3e0;
  --bg: #f5f5f7;
  --card: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --line: #d2d2d7;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  --radius: 18px;
}

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

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

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

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* Header */
header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}
header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 600; font-size: 17px; letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.brand svg { width: 38px; height: 38px; flex: none; }
nav { display: flex; flex-wrap: wrap; gap: 4px 20px; }
nav a { color: var(--text); font-size: 14px; opacity: 0.8; }
nav a:hover, nav a[aria-current="page"] { color: var(--blue); opacity: 1; text-decoration: none; }

/* Hero */
.hero {
  background: linear-gradient(135deg, #0a2a5c 0%, var(--blue) 55%, var(--cyan) 100%);
  color: #fff;
  padding: 96px 0 120px;
  text-align: center;
}
.hero h1 { font-size: clamp(32px, 6vw, 56px); line-height: 1.08; letter-spacing: -0.03em; font-weight: 700; }
.hero h1 span { display: block; font-weight: 500; opacity: 0.9; }
.hero p { max-width: 620px; margin: 20px auto 32px; font-size: clamp(17px, 2.2vw, 21px); opacity: 0.9; }
.hero.small { padding: 64px 0 72px; }
.hero.small h1 { font-size: clamp(30px, 5vw, 44px); }
.hero.small p { margin-bottom: 0; }

.btn {
  display: inline-block; padding: 12px 26px; border-radius: 980px;
  background: #fff; color: var(--blue); font-weight: 600; font-size: 16px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18); }
.btn.primary { background: var(--blue); color: #fff; }
.btn.ghost { background: transparent; color: #fff; border: 1px solid rgba(255, 255, 255, 0.6); margin-left: 8px; }

/* Sections & cards */
section { padding: 72px 0; }
.lift { margin-top: -64px; padding-top: 0; }
.section-title { text-align: center; font-size: clamp(26px, 4vw, 38px); letter-spacing: -0.02em; margin-bottom: 8px; }
.section-sub { text-align: center; color: var(--muted); max-width: 640px; margin: 0 auto 40px; font-size: 18px; }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow);
  padding: 32px;
}
.card h3 { font-size: 21px; letter-spacing: -0.01em; margin: 16px 0 8px; }
.card p, .card li { color: var(--muted); }
.card ul { padding-left: 20px; margin-top: 8px; }
.icon {
  width: 48px; height: 48px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--blue), var(--cyan)); color: #fff;
}
.icon svg { width: 26px; height: 26px; }

/* Contact */
.contact { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.contact .label { font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.contact .value { font-size: 18px; font-weight: 600; margin-top: 4px; word-break: break-word; }

/* Prose (legal pages) */
.prose { max-width: 820px; margin: 0 auto; }
.prose h2 { font-size: 22px; margin: 32px 0 8px; letter-spacing: -0.01em; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { color: #424245; margin-bottom: 10px; }
.prose ul { padding-left: 22px; margin-bottom: 10px; }
.updated { color: var(--muted); font-size: 14px; margin-bottom: 24px; }

/* FAQ */
.faq details {
  background: var(--card); border-radius: 14px; box-shadow: var(--shadow);
  margin-bottom: 12px; overflow: hidden;
}
.faq summary {
  cursor: pointer; list-style: none; padding: 20px 56px 20px 24px; font-weight: 600; font-size: 17px; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 24px; top: 50%; transform: translateY(-50%);
  font-size: 24px; font-weight: 400; color: var(--blue); transition: transform 0.2s;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 24px 20px; color: var(--muted); }

/* Footer */
footer { background: #fff; border-top: 1px solid rgba(0, 0, 0, 0.08); padding: 32px 0; font-size: 13px; color: var(--muted); }
footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
footer nav a { font-size: 13px; color: var(--muted); }

@media (max-width: 640px) {
  header .wrap { padding-top: 10px; padding-bottom: 10px; }
  nav { gap: 4px 14px; }
  .hero { padding: 64px 0 96px; }
  .card { padding: 24px; }
  .btn.ghost { margin: 12px 0 0; }
  footer .wrap { flex-direction: column; text-align: center; }
}