:root {
  --ink: #14191f;
  --ink-strong: #070b10;
  --muted: #66717d;
  --subtle: #8b96a3;
  --paper: #fbfaf7;
  --surface: #ffffff;
  --road: #0b1118;
  --road-2: #111923;
  --amber: #ff9f1c;
  --amber-dark: #b86100;
  --blue: #1c69d4;
  --line: #dfe3e8;
  --line-dark: rgba(255,255,255,.16);
  --max: 1180px;
  --shadow: 0 24px 70px rgba(7, 11, 16, .16);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'DM Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(7, 11, 16, .92);
  color: #fff;
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-dark);
}
.nav {
  max-width: var(--max);
  margin: 0 auto;
  min-height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 13px; text-decoration: none; font-weight: 900; letter-spacing: .04em; text-transform: uppercase; }
.brand-mark { width: 42px; height: 42px; display: grid; place-items: center; border: 2px solid #fff; color: var(--amber); font-weight: 900; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.nav-links a { text-decoration: none; opacity: .86; }
.nav-links a:hover { opacity: 1; color: var(--amber); }
.hero {
  background: var(--road);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 72% 24%, rgba(255,159,28,.24), transparent 36%), linear-gradient(115deg, rgba(7,11,16,.94), rgba(7,11,16,.78) 48%, rgba(7,11,16,.38)); z-index: 1; }
.hero-grid {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  padding: 76px 24px 64px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 440px;
  gap: 46px;
  align-items: center;
}
.hero-copy { max-width: 690px; }
.eyebrow { margin: 0 0 20px; font-size: 12px; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; color: var(--amber); }
h1, h2, h3 { margin: 0; line-height: 1.08; text-wrap: balance; }
h1 { font-size: clamp(42px, 7vw, 82px); font-weight: 300; letter-spacing: -.055em; text-transform: uppercase; }
.hero-copy .lede { margin: 24px 0 0; max-width: 650px; font-size: clamp(18px, 2vw, 22px); color: rgba(255,255,255,.78); }
.hero-actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 14px; }
.btn { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; padding: 13px 18px; text-decoration: none; font-weight: 900; letter-spacing: .03em; border: 1px solid currentColor; }
.btn.primary { background: var(--amber); color: #161006; border-color: var(--amber); }
.btn.primary:hover { background: #ffb13f; }
.btn.secondary { color: #fff; border-color: rgba(255,255,255,.45); }
.btn.secondary:hover { border-color: #fff; color: var(--amber); }
.hero-panel { background: rgba(255,255,255,.96); color: var(--ink); box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.18); min-width: 0; }
.hero-panel img { display: block; width: 100%; height: auto; }
.panel-body { padding: 24px; }
.panel-label { margin: 0 0 9px; color: var(--muted); font-size: 12px; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.panel-body h2 { font-size: 27px; letter-spacing: -.025em; }
.panel-list { margin: 22px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.panel-list li { display: grid; grid-template-columns: 24px 1fr; gap: 10px; color: #303942; font-weight: 650; }
.check { color: var(--amber-dark); font-weight: 900; }
.notice { background: #fff; border-bottom: 1px solid var(--line); }
.notice-inner { max-width: var(--max); margin: 0 auto; padding: 18px 24px; display: grid; grid-template-columns: 160px 1fr; gap: 18px; align-items: start; }
.notice strong { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; }
.notice p { margin: 0; color: var(--muted); }
.section { max-width: var(--max); margin: 0 auto; padding: 82px 24px; }
.section.tight { padding-top: 56px; }
.section-head { display: grid; grid-template-columns: minmax(0, .72fr) minmax(280px, .48fr); gap: 40px; align-items: end; margin-bottom: 34px; }
.kicker { margin: 0 0 14px; font-size: 12px; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; color: var(--amber-dark); }
h2 { font-size: clamp(32px, 4.4vw, 56px); font-weight: 400; letter-spacing: -.045em; }
.section-head p, .section > p { margin: 0; color: var(--muted); font-size: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--surface); border: 1px solid var(--line); padding: 26px; box-shadow: 0 10px 32px rgba(20,25,31,.055); }
.card h3 { font-size: 22px; letter-spacing: -.025em; margin-bottom: 12px; }
.card p { margin: 0; color: var(--muted); }
.card .num { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--amber-dark); font-weight: 900; font-size: 13px; letter-spacing: .14em; }
.scenario-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.scenario { display: grid; grid-template-columns: 92px 1fr; gap: 22px; background: #fff; border: 1px solid var(--line); padding: 22px; align-items: start; }
.scenario-icon { height: 92px; display: grid; place-items: center; background: var(--road); color: var(--amber); font-size: 34px; font-weight: 900; }
.scenario h3 { font-size: 22px; margin-bottom: 8px; }
.scenario p { margin: 0; color: var(--muted); }
.split-dark { background: var(--road); color: #fff; }
.split-dark .section-head p, .split-dark .card p { color: rgba(255,255,255,.68); }
.split-dark .card { background: #101820; border-color: rgba(255,255,255,.14); box-shadow: none; }
.split-dark .kicker { color: var(--amber); }
.checklist { display: grid; gap: 13px; margin: 0; padding: 0; list-style: none; }
.checklist li { background: #fff; border: 1px solid var(--line); padding: 18px 20px; display: grid; grid-template-columns: 24px 1fr; gap: 12px; }
.brand-block { display: grid; grid-template-columns: .95fr 1.05fr; gap: 30px; align-items: stretch; }
.brand-callout { background: var(--road); color: #fff; padding: 34px; display: flex; flex-direction: column; justify-content: space-between; min-height: 330px; }
.brand-callout p { color: rgba(255,255,255,.72); font-size: 18px; }
.domain { font-size: clamp(36px, 5vw, 62px); line-height: .95; letter-spacing: -.06em; font-weight: 300; }
.faq { display: grid; gap: 12px; }
details { background: #fff; border: 1px solid var(--line); padding: 20px 22px; }
summary { cursor: pointer; font-weight: 900; font-size: 18px; }
details p { margin: 14px 0 0; color: var(--muted); }
.cta { background: #fff; border: 1px solid var(--line); padding: 34px; display: grid; grid-template-columns: 1fr auto; gap: 24px; align-items: center; }
.cta h2 { font-size: clamp(30px, 4vw, 48px); }
.cta p { margin: 12px 0 0; color: var(--muted); }
.cta .btn { color: var(--ink); border-color: var(--ink); }
.site-footer { background: #070b10; color: rgba(255,255,255,.66); }
.footer-inner { max-width: var(--max); margin: 0 auto; padding: 36px 24px; display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-inner a { color: #fff; }
.contact-hero { background: var(--road); color: #fff; }
.contact-hero .section { padding-top: 70px; padding-bottom: 70px; }
.contact-card { background: #fff; border: 1px solid var(--line); padding: 34px; max-width: 760px; box-shadow: var(--shadow); }
.contact-card p { color: var(--muted); font-size: 18px; }
.mailbox { display: inline-flex; margin-top: 18px; padding: 15px 18px; background: var(--amber); color: #161006; font-weight: 900; text-decoration: none; border: 1px solid var(--amber); }
@media (max-width: 960px) {
  .hero-grid, .section-head, .brand-block { grid-template-columns: 1fr; }
  .hero-panel { max-width: 620px; }
  .grid-3 { grid-template-columns: 1fr; }
  .scenario-grid { grid-template-columns: 1fr; }
  .cta { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .nav { align-items: flex-start; flex-direction: column; padding-top: 16px; padding-bottom: 16px; }
  .nav-links { flex-wrap: wrap; gap: 14px; }
  .hero-grid { padding-top: 46px; }
  .notice-inner { grid-template-columns: 1fr; }
  .scenario { grid-template-columns: 1fr; }
  .scenario-icon { width: 92px; }
  .section { padding: 56px 20px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }