:root {
  --ink: #101828;
  --muted: #667085;
  --line: #e4e7ec;
  --bg: #f8fafc;
  --soft: #eef6ff;
  --blue: #185abc;
  --blue-dark: #0b2f6a;
  --green: #147a5c;
  --gold: #a46a14;
  --white: #fff;
  --shadow: 0 22px 70px rgba(16, 24, 40, .10);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
}
a { color: inherit; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 7vw;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.brand { color: var(--blue-dark); font-weight: 950; text-decoration: none; }
.topbar nav { display: flex; gap: 18px; overflow-x: auto; }
.topbar nav a { color: var(--blue-dark); text-decoration: none; font-weight: 850; white-space: nowrap; }
.hero {
  padding: 86px 7vw 70px;
  color: white;
  background:
    radial-gradient(circle at 82% 18%, rgba(255, 204, 112, .26), transparent 30%),
    radial-gradient(circle at 12% 84%, rgba(75, 196, 170, .20), transparent 34%),
    linear-gradient(135deg, #07152e 0%, #0b2f6a 52%, #185abc 100%);
}
.hero-inner, .section-inner { max-width: 1160px; margin: 0 auto; }
.eyebrow {
  display: inline-flex;
  padding: 8px 13px;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 999px;
  color: rgba(255,255,255,.88);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: .04em;
  text-transform: uppercase;
}
h1 {
  max-width: 980px;
  margin: 22px 0 18px;
  font-size: clamp(40px, 5.8vw, 76px);
  line-height: 1.04;
  letter-spacing: -.055em;
}
.hero p {
  max-width: 840px;
  margin: 0;
  color: rgba(255,255,255,.84);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.75;
}
.actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.btn {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 900;
}
.btn.primary { background: white; color: var(--blue-dark); }
.btn.secondary { color: white; border: 1px solid rgba(255,255,255,.34); }
.btn.blue { background: var(--blue); color: white; }
section { padding: 78px 7vw; }
.soft { background: var(--bg); }
.label {
  margin-bottom: 12px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: .06em;
  text-transform: uppercase;
}
h2 {
  max-width: 920px;
  margin: 0 0 18px;
  font-size: clamp(30px, 4vw, 50px);
  line-height: 1.14;
  letter-spacing: -.04em;
}
h3 { margin: 0 0 12px; font-size: 22px; line-height: 1.28; }
.lead {
  max-width: 860px;
  margin: 0 0 30px;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.85;
}
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: white;
  box-shadow: var(--shadow);
}
.card p, .card li { color: var(--muted); line-height: 1.78; }
.card p { margin: 0; }
.card ul, .card ol { margin: 14px 0 0; padding-left: 20px; }
.table {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: white;
  box-shadow: var(--shadow);
}
.row { display: grid; grid-template-columns: 220px 1fr; border-bottom: 1px solid var(--line); }
.row:last-child { border-bottom: 0; }
.row strong { padding: 18px 20px; background: var(--bg); color: var(--blue-dark); }
.row span { padding: 18px 20px; color: var(--muted); line-height: 1.7; }
.steps { display: grid; gap: 16px; counter-reset: step; }
.step {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: white;
}
.step::before {
  counter-increment: step;
  content: counter(step);
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--soft);
  color: var(--blue-dark);
  font-size: 18px;
  font-weight: 950;
}
.step p { margin: 0; color: var(--muted); line-height: 1.75; }
.note {
  padding: 22px 24px;
  border: 1px solid #fedf89;
  border-radius: 22px;
  background: #fffbeb;
  color: #7a4b00;
  line-height: 1.78;
}
.formbox {
  padding: 30px;
  border-radius: 30px;
  border: 1px solid #b9d5ff;
  background: linear-gradient(180deg, #fff, #f6fbff);
  box-shadow: var(--shadow);
}
.placeholder-qr {
  width: 178px;
  height: 178px;
  display: grid;
  place-items: center;
  margin: 0 auto 16px;
  border: 2px dashed #b9d5ff;
  border-radius: 24px;
  background: #f6fbff;
  color: var(--blue-dark);
  text-align: center;
  font-weight: 900;
  line-height: 1.45;
}
.contact-list {
  display: grid;
  gap: 12px;
}
.contact-list div {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  color: var(--muted);
  line-height: 1.65;
}
.contact-list strong { color: var(--blue-dark); }
.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.badge {
  display: inline-flex;
  padding: 8px 11px;
  border-radius: 999px;
  background: var(--soft);
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 900;
}
.source-list {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}
.source-item {
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: white;
  box-shadow: var(--shadow);
}
.source-item h3 { margin-bottom: 8px; }
.source-item p { margin: 0; color: var(--muted); line-height: 1.78; }
.source-item a { color: var(--blue); font-weight: 900; }
.checklist {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}
.checklist li {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: white;
  color: var(--muted);
  line-height: 1.7;
}
.field {
  margin-bottom: 16px;
}
.field label { display: block; margin-bottom: 7px; color: var(--blue-dark); font-weight: 900; }
.field input, .field textarea, .field select {
  width: 100%;
  min-height: 46px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 14px;
  font: inherit;
}
.field textarea { min-height: 110px; resize: vertical; }
footer {
  padding: 26px 7vw;
  color: #98a2b3;
  background: #07152e;
  font-size: 14px;
  line-height: 1.7;
}
@media (max-width: 900px) {
  .topbar { display: block; overflow: hidden; }
  .topbar .brand { display: block; margin-bottom: 16px; }
  .topbar nav { display: block; width: 100%; max-width: 100%; overflow-x: auto; white-space: nowrap; padding-bottom: 4px; }
  .topbar nav a { display: inline-block; margin-right: 18px; }
  .grid3, .grid2, .row { grid-template-columns: 1fr; }
  .step { grid-template-columns: 1fr; }
  .hero, section, .topbar, footer { padding-left: 24px; padding-right: 24px; }
}