/* QuickQ static site — design tokens */
:root {
  --bg: #060d1a;
  --bg-soft: #0b1626;
  --panel: #101d31;
  --line: rgba(120, 197, 224, 0.16);
  --text: #e8f1f8;
  --muted: #9fb3c6;
  --brand: #22d3ee;
  --brand-2: #14b8a6;
  --radius: 14px;
  --wrap: 1160px;
  --font: "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3 { line-height: 1.25; letter-spacing: -0.01em; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(6, 13, 26, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 20px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; font-size: 19px; }
.brand:hover { text-decoration: none; }
.nav { display: flex; gap: 22px; margin-left: 14px; flex: 1; flex-wrap: wrap; }
.nav-link { color: var(--muted); font-size: 15px; }
.nav-link:hover, .nav-link.is-active { color: var(--text); text-decoration: none; }
.nav-link.is-active { border-bottom: 2px solid var(--brand); padding-bottom: 2px; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.lang-switch { color: var(--muted); font-size: 14px; border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; }
.lang-switch:hover { color: var(--text); text-decoration: none; border-color: var(--brand); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 20px; border-radius: 999px; font-weight: 600; font-size: 15px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: linear-gradient(120deg, var(--brand), var(--brand-2)); color: #04121a; box-shadow: 0 10px 26px rgba(34, 211, 238, 0.24); }
.btn-ghost { border: 1px solid var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--brand); }
.btn-lg { padding: 14px 28px; font-size: 16px; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 84px 0 64px; background:
  radial-gradient(900px 420px at 12% 0%, rgba(34, 211, 238, 0.16), transparent 70%),
  radial-gradient(700px 380px at 90% 20%, rgba(20, 184, 166, 0.14), transparent 70%); }
.hero-inner { display: grid; grid-template-columns: 1.05fr 1fr; gap: 46px; align-items: center; }
.hero-copy h1 { font-size: clamp(30px, 4.4vw, 52px); margin: 10px 0 16px; }
.eyebrow { color: var(--brand); font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; font-size: 12px; margin: 0; }
.lede { color: var(--muted); font-size: 17px; max-width: 44em; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.hero-art img { border-radius: 20px; border: 1px solid var(--line); box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45); }

/* Stats */
.stats { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 32px 20px; }
.stat { text-align: center; }
.stat strong { display: block; font-size: 30px; color: var(--brand); }
.stat span { color: var(--muted); font-size: 14px; }

/* Sections */
.section { padding: 72px 0; }
.section-h { font-size: clamp(24px, 3vw, 34px); margin: 0 0 10px; }
.section-sub { color: var(--muted); margin: 0 0 34px; max-width: 60em; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; transition: border-color 0.2s ease, transform 0.2s ease; }
.card:hover { border-color: rgba(34, 211, 238, 0.5); transform: translateY(-3px); }
.card h3 { margin: 0 0 8px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }

/* Map band */
.mapband { padding: 64px 0; background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.mapband-inner { text-align: center; }
.mapband h2 { font-size: clamp(23px, 3vw, 32px); margin: 0 0 8px; }
.mapband p { color: var(--muted); margin: 0 auto 28px; max-width: 46em; }
.mapband img { border-radius: 18px; border: 1px solid var(--line); }

/* Table */
.ptable { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.ptable th, .ptable td { padding: 16px 18px; text-align: left; border-bottom: 1px solid var(--line); font-size: 15px; }
.ptable th { background: rgba(34, 211, 238, 0.08); color: var(--text); font-size: 14px; letter-spacing: 0.04em; }
.ptable td { color: var(--muted); }
.ptable tbody tr:last-child td { border-bottom: 0; }

/* FAQ */
.faq { border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); padding: 16px 20px; margin-bottom: 12px; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq p { color: var(--muted); margin: 10px 0 0; font-size: 15px; }

/* Band CTA */
.band { padding: 56px 0; background: linear-gradient(120deg, rgba(34, 211, 238, 0.14), rgba(20, 184, 166, 0.1)); border-top: 1px solid var(--line); }
.band-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.band h2 { margin: 0 0 6px; font-size: clamp(22px, 2.6vw, 30px); }
.band p { margin: 0; color: var(--muted); }

/* Prose (legal pages) */
.prose { max-width: 820px; }
.prose h1 { font-size: clamp(28px, 3.6vw, 40px); margin-bottom: 8px; }
.prose h2 { font-size: 20px; margin: 34px 0 8px; color: var(--brand); }
.prose p { color: var(--muted); }

/* Footer */
.site-footer { background: #040a14; border-top: 1px solid var(--line); padding: 56px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 28px; }
.footer-tag { color: var(--muted); margin: 12px 0 6px; font-size: 15px; }
.footer-mail a { font-size: 15px; }
.footer-h { font-size: 15px; margin: 0 0 12px; color: var(--text); }
.footer-grid li { margin-bottom: 8px; }
.footer-grid li a { color: var(--muted); font-size: 15px; }
.footer-grid li a:hover { color: var(--brand); }
.footer-bottom { border-top: 1px solid var(--line); margin-top: 36px; padding-top: 18px; }
.footer-bottom p { color: #6f8399; font-size: 13px; margin: 0; }

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav { order: 3; width: 100%; margin: 0 0 12px; }
  .header-inner { flex-wrap: wrap; padding-top: 10px; }
}
@media (max-width: 600px) {
  .grid-3 { grid-template-columns: 1fr; }
  .section { padding: 52px 0; }
}