:root {
  --bg: #0f1115;
  --bg-soft: #151a22;
  --panel: #1a202a;
  --line: #2b3443;
  --text: #edf2f8;
  --text-soft: #a7b3c4;
  --muted: #7f8b9c;
  --blue: #61a9ff;
  --blue-strong: #2f7be0;
  --green: #63d49a;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--blue); }
a:hover { color: #91c4ff; }
code { color: #d5e8ff; font-size: .9em; }
.wrap { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.site-header { border-bottom: 1px solid var(--line); background: rgba(15,17,21,.94); }
.nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo-link { display: inline-flex; align-items: center; gap: 11px; color: var(--text); text-decoration: none; font-weight: 750; font-size: 18px; }
.logo-link img { width: 36px; height: 36px; }
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { color: var(--text-soft); text-decoration: none; font-size: 14px; }
.nav-links a:hover { color: var(--text); }
.button {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 16px; border: 1px solid #579cf1; border-radius: 8px;
  background: var(--blue-strong); color: white !important; text-decoration: none; font-weight: 700;
}
.button:hover { background: #438de9; }
.button.secondary { background: transparent; color: var(--text) !important; border-color: var(--line); }
.hero { padding: 84px 0 68px; background: radial-gradient(circle at 75% 20%, rgba(47,123,224,.19), transparent 35%); }
.hero-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 56px; align-items: center; }
.eyebrow { margin: 0 0 14px; color: var(--green); font-size: 13px; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
h1 { max-width: 820px; margin: 0; font-size: clamp(38px, 5vw, 62px); line-height: 1.04; letter-spacing: -.035em; }
.lede { max-width: 760px; margin: 24px 0 0; color: var(--text-soft); font-size: 20px; line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.answer-card { padding: 25px; border: 1px solid #315f96; border-radius: 14px; background: rgba(24,54,93,.48); }
.answer-card h2 { margin: 0 0 8px; font-size: 21px; }
.answer-card p { margin: 0; color: #c8d9ed; }
.answer-card strong { color: white; }
.trust-list { margin: 20px 0 0; padding: 0; list-style: none; color: var(--text-soft); font-size: 14px; }
.trust-list li { margin: 8px 0; }
.trust-list li::before { content: "✓"; margin-right: 9px; color: var(--green); font-weight: 800; }
.section { padding: 72px 0; border-top: 1px solid var(--line); }
.section.soft { background: var(--bg-soft); }
.section-heading { max-width: 790px; margin-bottom: 34px; }
.section h2 { margin: 0 0 12px; font-size: clamp(28px, 4vw, 40px); line-height: 1.17; letter-spacing: -.025em; }
.section-heading p, .section-intro { color: var(--text-soft); }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.card { padding: 23px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.card h3 { margin: 0 0 8px; font-size: 17px; line-height: 1.35; }
.card p { margin: 0; color: var(--text-soft); font-size: 14px; }
.steps { counter-reset: steps; display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; padding: 0; list-style: none; }
.steps li { position: relative; min-height: 132px; padding: 23px 23px 23px 72px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.steps li::before {
  counter-increment: steps; content: counter(steps); position: absolute; top: 23px; left: 23px;
  width: 31px; height: 31px; display: grid; place-items: center; border-radius: 50%;
  background: #18365d; color: #cfe2ff; font-weight: 800;
}
.steps strong { display: block; margin-bottom: 5px; }
.steps span { color: var(--text-soft); font-size: 14px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
table { width: 100%; min-width: 740px; border-collapse: collapse; background: var(--panel); }
th, td { padding: 15px 17px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: #202735; color: var(--text); font-size: 13px; letter-spacing: .02em; }
td { color: var(--text-soft); font-size: 14px; }
tr:last-child td { border-bottom: 0; }
td strong { color: var(--text); }
.callout { margin-top: 22px; padding: 19px 21px; border-left: 3px solid var(--blue); background: #151f2e; color: var(--text-soft); }
.callout strong { color: var(--text); }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.metric { padding: 24px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.metric h3 { margin: 0 0 8px; font-size: 18px; }
.metric .unit { display: block; margin-bottom: 10px; color: var(--green); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; }
.metric p { margin: 0; color: var(--text-soft); font-size: 14px; }
.faq { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.faq article { padding: 23px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel); }
.faq h3 { margin: 0 0 8px; font-size: 17px; line-height: 1.35; }
.faq p { margin: 0; color: var(--text-soft); font-size: 14px; }
.source-list { color: var(--text-soft); }
.source-list li { margin: 10px 0; }
.cta { padding: 48px; border: 1px solid #315f96; border-radius: 16px; background: linear-gradient(135deg, #14243a, #182136); text-align: center; }
.cta h2 { margin-bottom: 10px; }
.cta p { max-width: 680px; margin: 0 auto 24px; color: var(--text-soft); }
.site-footer { padding: 30px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.footer-row { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.footer-row a { color: var(--text-soft); }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .metric-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .wrap { width: min(calc(100% - 28px), var(--max)); }
  .nav { align-items: flex-start; padding: 16px 0; }
  .nav-links a:not(.button) { display: none; }
  .hero { padding: 58px 0 48px; }
  .lede { font-size: 18px; }
  .cards, .steps, .faq { grid-template-columns: 1fr; }
  .cta { padding: 32px 20px; }
}