:root {
  --ink: #0b1220;
  --ink-2: #152238;
  --teal: #0d9488;
  --teal-d: #0f766e;
  --mint: #ccfbf1;
  --sand: #f6f1e8;
  --cream: #fbfaf7;
  --text: #1a2332;
  --muted: #5c6b7a;
  --line: #e6e1d8;
  --white: #fff;
  --gold: #d4a017;
  --radius: 18px;
  --shadow: 0 18px 50px rgba(11, 18, 32, 0.08);
  --font: "DM Sans", "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --display: "Fraunces", "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--cream);
  font-family: var(--font);
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
.wrap { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }

.topbar {
  background: var(--ink);
  color: #cfd8e3;
  font-size: 12px;
  letter-spacing: .04em;
}
.topbar .wrap {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 8px 0;
}
.topbar b { color: #fff; font-weight: 600; }

.nav {
  position: sticky; top: 0; z-index: 30;
  background: rgba(251,250,247,.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 74px; gap: 16px; position: relative;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 700; font-size: 24px;
  color: var(--ink); letter-spacing: -.03em;
}
.logo-mark {
  width: 36px; height: 36px; border-radius: 11px;
  background: linear-gradient(145deg, var(--teal), #134e4a);
  color: #fff; display: grid; place-items: center;
  font-family: var(--display); font-size: 18px;
}
.nav-links { display: flex; gap: 20px; align-items: center; font-weight: 600; font-size: 14px; color: var(--ink-2); }
.nav-links a:hover, .nav-links a.active { color: var(--teal-d); }
.nav-cta { display: flex; gap: 8px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; cursor: pointer; font-weight: 700; font-family: inherit;
  border-radius: 999px; padding: 10px 18px; font-size: 14px;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { background: #000; }
.btn-teal { background: var(--teal); color: #fff; }
.btn-teal:hover { background: var(--teal-d); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-lg { padding: 14px 24px; font-size: 15px; }
.menu-btn { display: none; background: none; border: 0; font-size: 22px; }

.hero {
  padding: 64px 0 28px;
  background:
    radial-gradient(900px 420px at 90% 0%, #d1fae5 0%, transparent 50%),
    linear-gradient(180deg, #f3eee4 0%, var(--cream) 72%);
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.kicker {
  display: inline-flex; gap: 8px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 12px; font-size: 12px; font-weight: 700; color: var(--teal-d);
  text-transform: uppercase; letter-spacing: .08em;
}
h1 {
  font-family: var(--display); font-weight: 600;
  font-size: clamp(36px, 5vw, 56px); line-height: 1.12;
  margin: 16px 0 14px; color: var(--ink); letter-spacing: -.03em;
}
.lead { font-size: 18px; color: var(--muted); max-width: 540px; }
.hero-cta { display: flex; gap: 12px; margin: 26px 0 20px; flex-wrap: wrap; }
.fine { font-size: 13px; color: var(--muted); }
.stat-row { display: flex; gap: 28px; flex-wrap: wrap; margin-top: 8px; }
.stat b { display: block; font-size: 22px; color: var(--ink); font-family: var(--display); }
.stat span { color: var(--muted); font-size: 12px; }

.panel-mock {
  background: #fff; border-radius: 28px; box-shadow: var(--shadow);
  border: 1px solid var(--line); overflow: hidden;
}
.mock-bar { display: flex; gap: 6px; padding: 12px 16px; background: var(--ink); }
.mock-bar i { width: 8px; height: 8px; border-radius: 50%; background: #4b5563; display: block; }
.mock-bar i:nth-child(1) { background: #f87171; }
.mock-bar i:nth-child(2) { background: #fbbf24; }
.mock-bar i:nth-child(3) { background: #34d399; }
.mock-body { padding: 22px; }
.mock-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.pill { background: var(--mint); color: var(--teal-d); font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 999px; }
.survey {
  border: 1px solid var(--line); border-radius: 14px; padding: 14px;
  display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-top: 10px;
}
.survey + .survey { margin-top: 10px; }
.survey b { display: block; color: var(--ink); }
.survey span { font-size: 12px; color: var(--muted); }
.pts { font-weight: 800; color: var(--teal-d); font-size: 14px; text-align: right; }

.marquee {
  padding: 22px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: #fff;
}
.marquee .wrap { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.chip {
  border: 1px solid var(--line); border-radius: 999px; padding: 8px 14px;
  font-size: 13px; font-weight: 600; color: var(--ink-2); background: var(--cream);
}

.section { padding: 80px 0; }
.section.alt { background: #fff; }
.section.sand { background: var(--sand); }
.section-h { text-align: center; margin-bottom: 42px; max-width: 680px; margin-left: auto; margin-right: auto; }
.section-h h2, .split h2, .page-head h1 {
  font-family: var(--display); font-weight: 600; letter-spacing: -.03em; color: var(--ink);
}
.section-h h2 { font-size: 36px; margin: 0 0 10px; }
.section-h p { margin: 0; color: var(--muted); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; position: relative; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; box-shadow: 0 8px 24px rgba(11,18,32,.04);
}
.num {
  width: 38px; height: 38px; border-radius: 12px;
  background: var(--ink); color: #fff; display: grid; place-items: center;
  font-weight: 800; margin-bottom: 14px; font-family: var(--display);
}
.card h3 { margin: 0 0 8px; color: var(--ink); font-size: 18px; }
.card p, .card li { color: var(--muted); }
.card ul { padding-left: 18px; }

.two { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: center; }
.check { list-style: none; padding: 0; margin: 16px 0 0; }
.check li { padding: 8px 0 8px 28px; position: relative; color: var(--ink-2); }
.check li::before { content: "✓"; position: absolute; left: 0; color: var(--teal); font-weight: 800; }

.rewards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.icon {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center;
  background: var(--mint); font-size: 22px; margin-bottom: 12px;
}
.meta { color: var(--teal-d); font-weight: 800; font-size: 13px; }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.quote { min-height: 180px; }
.quote p { font-family: var(--display); font-size: 18px; color: var(--ink); font-style: italic; }
.who { font-size: 13px; color: var(--muted); font-style: normal; font-family: var(--font); }

.badge-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.badge {
  border: 1px solid var(--line); background: var(--cream); border-radius: 12px;
  padding: 10px 12px; font-size: 12px; font-weight: 700; color: var(--ink-2);
}

.cta-band {
  background: var(--ink); color: #fff; border-radius: 28px; padding: 44px;
  display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; align-items: center;
}
.cta-band h2 { font-family: var(--display); margin: 0 0 8px; font-size: 32px; }
.cta-band p { opacity: .8; margin: 0 0 8px; }
.join-box { background: #fff; color: var(--text); border-radius: 18px; padding: 18px; }
.join-box input, .join-box select {
  width: 100%; margin: 6px 0 10px; padding: 11px 12px; border-radius: 10px;
  border: 1px solid var(--line); font: inherit;
}
.note { font-size: 12px; color: var(--muted); }

.page-head { padding: 48px 0 8px; }
.page-head h1 { font-size: 42px; margin: 0 0 8px; }
.crumbs { font-size: 13px; color: var(--muted); }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 14px 18px; margin-bottom: 10px; }
.faq summary { font-weight: 700; cursor: pointer; color: var(--ink); }
.contact-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.legal { max-width: 820px; }
.legal h2 { color: var(--ink); font-size: 20px; font-family: var(--display); }
.legal p, .legal li { color: var(--muted); }
.legal a, .card a, .note a, .faq a, .lead a { color: var(--teal-d); text-decoration: underline; font-weight: 700; }
.placeholder { color: var(--teal-d); font-weight: 800; }

.cookie {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 40;
  max-width: 720px; margin: 0 auto;
  background: var(--ink); color: #fff; border-radius: 16px; padding: 16px 18px;
  display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap;
  box-shadow: var(--shadow);
}
.cookie p { margin: 0; font-size: 13px; opacity: .9; max-width: 460px; }

footer { background: var(--ink); color: #c5d0dc; padding: 48px 0 20px; margin-top: 8px; }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 24px; }
footer h4 { color: #fff; margin: 0 0 12px; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
footer a { color: #c5d0dc; display: block; margin: 7px 0; font-size: 14px; }
footer a:hover { color: #fff; }
.copy { border-top: 1px solid rgba(255,255,255,.1); margin-top: 28px; padding-top: 16px; font-size: 12px; opacity: .75; }
footer .copy a, footer p a { display: inline; margin: 0; color: #5eead4; }

@media (max-width: 960px) {
  .hero-grid, .steps, .rewards, .two, .grid-3, .cta-band, .foot-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; align-items: flex-start;
    position: absolute; top: 74px; left: 0; right: 0;
    background: var(--cream); padding: 16px 20px 20px; border-bottom: 1px solid var(--line);
  }
  .menu-btn { display: block; }
  .nav-cta .btn-ghost { display: none; }
}

.form-card { max-width: 520px; }
.form-card label, .join-box label { font-weight: 700; font-size: 13px; display: block; }
.form-card input, .form-card select, .form-card textarea {
  width: 100%; margin: 6px 0 12px; padding: 11px 12px; border-radius: 10px;
  border: 1px solid var(--line); font: inherit; background: #fff;
}
.form-card textarea { min-height: 140px; resize: vertical; }
.check-row { display: flex; gap: 10px; align-items: flex-start; margin: 8px 0 16px; font-size: 14px; color: var(--muted); }
.check-row input { margin-top: 4px; }
.form-msg { min-height: 1.2em; font-size: 13px; }
.alert { padding: 12px 14px; border-radius: 12px; margin-top: 10px; }
.alert-err { background: #fee2e2; color: #991b1b; }
.alert-ok { background: var(--mint); color: var(--teal-d); }
.crumbs a { color: var(--teal-d); font-weight: 700; }