:root {
  --bg: #0a1324;
  --bg-soft: #101c31;
  --surface: #f4f7fb;
  --text: #091326;
  --muted: #4a607d;
  --line: #d6e0ec;
  --brand: #0b2545;
  --accent: #17c3b2;
  --white: #ffffff;
  --max: 1160px;
  --radius: 18px;
  --shadow: 0 18px 40px rgba(5, 17, 34, 0.08);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--surface);
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: saturate(180%) blur(12px);
  background: rgba(244,247,251,.88);
  border-bottom: 1px solid rgba(11,37,69,.08);
}
.site-header.header-dark {
  background: rgba(10,19,36,.82);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 78px; gap: 24px;
}
.brand-mark { height: 34px; width: auto; }
.nav-right { display: flex; align-items: center; gap: 22px; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14px; }
.nav-links a { color: var(--muted); }
.header-dark .nav-links a, .header-dark .lang-switch a { color: rgba(255,255,255,.78); }
.nav-links a:hover, .lang-switch a:hover { color: var(--brand); }
.header-dark .nav-links a:hover, .header-dark .lang-switch a:hover { color: var(--white); }
.lang-switch { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.lang-switch .current { font-weight: 700; color: var(--brand); }
.header-dark .lang-switch .current { color: var(--white); }
.hero {
  position: relative;
  padding: 84px 0 72px;
}
.hero-dark {
  background:
    radial-gradient(circle at top right, rgba(23,195,178,.16), transparent 28%),
    linear-gradient(180deg, #0b1528 0%, #0a1324 100%);
  color: var(--white);
}
.hero-light {
  background:
    radial-gradient(circle at top right, rgba(23,195,178,.09), transparent 28%),
    linear-gradient(180deg, #f7fafc 0%, #eef4fa 100%);
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  margin-bottom: 18px;
  font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent);
}
.hero h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 84px);
  line-height: .98;
  letter-spacing: -.04em;
  max-width: 880px;
}
.hero p.lead {
  margin: 26px 0 0;
  max-width: 780px;
  font-size: clamp(18px, 2.1vw, 28px);
  line-height: 1.34;
  color: rgba(9,19,38,.74);
}
.hero-dark p.lead { color: rgba(255,255,255,.82); }
.hero-meta {
  margin-top: 34px;
  display: flex; flex-wrap: wrap; gap: 14px;
}
.meta-chip {
  display: inline-flex; align-items: center;
  min-height: 42px; padding: 0 16px;
  border-radius: 999px; font-size: 14px; font-weight: 600;
  border: 1px solid rgba(11,37,69,.12);
  color: var(--brand); background: rgba(255,255,255,.72);
}
.hero-dark .meta-chip {
  border-color: rgba(255,255,255,.14);
  color: rgba(255,255,255,.92);
  background: rgba(255,255,255,.06);
}
.meta-chip.accent { border-color: rgba(23,195,178,.4); color: var(--accent); }
.hero-actions {
  margin-top: 34px;
  display: flex; flex-wrap: wrap; gap: 14px;
}
.button {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 48px; padding: 0 20px;
  border-radius: 999px; font-size: 15px; font-weight: 700;
  transition: .18s ease;
}
.button-primary {
  background: var(--white); color: var(--brand); box-shadow: var(--shadow);
}
.button-primary:hover { transform: translateY(-1px); }
.button-secondary {
  border: 1px solid rgba(255,255,255,.16); color: var(--white); background: transparent;
}
.button-secondary-dark {
  border: 1px solid rgba(11,37,69,.14); color: var(--brand); background: transparent;
}
.powered-line {
  margin-top: 26px;
  font-size: 13px; letter-spacing: .16em; text-transform: uppercase;
  color: rgba(255,255,255,.56);
}
.hero-light .powered-line { color: rgba(11,37,69,.48); }
main section { padding: 68px 0; }
section.dark-band {
  background: linear-gradient(180deg, #0e1b30 0%, #0a1324 100%);
  color: var(--white);
}
section.dark-band p,
section.dark-band li,
section.dark-band .kicker,
section.dark-band .subtle { color: rgba(255,255,255,.78); }
.section-head {
  display: grid; gap: 16px; margin-bottom: 34px;
}
.section-head .kicker {
  font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--accent);
}
.section-head h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.04;
  letter-spacing: -.03em;
  max-width: 840px;
}
.section-head p {
  margin: 0; max-width: 760px; font-size: 18px; color: var(--muted);
}
.grid-3, .grid-2 {
  display: grid; gap: 22px;
}
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
  padding: 24px; border-radius: var(--radius); background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.dark-band .card {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.10);
  box-shadow: none;
}
.card h3 { margin: 0 0 10px; font-size: 22px; letter-spacing: -.02em; }
.card p { margin: 0; color: var(--muted); }
.dark-band .card p { color: rgba(255,255,255,.78); }
.statement-grid {
  display: grid; gap: 16px;
}
.statement {
  padding: 24px 24px 20px; border-radius: var(--radius);
  background: var(--white); border: 1px solid var(--line);
}
.statement strong {
  display: block; font-size: 30px; line-height: 1.05; letter-spacing: -.03em;
}
.statement span {
  display: block; margin-top: 10px; font-size: 15px; color: var(--muted);
}
.dark-band .statement {
  background: rgba(255,255,255,.04);
  border-color: rgba(255,255,255,.10);
}
.dark-band .statement span { color: rgba(255,255,255,.72); }
.timeline {
  display: grid; gap: 18px;
}
.timeline-item {
  display: grid; grid-template-columns: 32px 1fr; gap: 18px;
}
.timeline-index {
  width: 32px; height: 32px; border-radius: 50%;
  background: rgba(23,195,178,.14); color: var(--accent); display: grid; place-items: center;
  font-size: 14px; font-weight: 800;
}
.timeline-item h3 { margin: 0 0 6px; font-size: 20px; }
.timeline-item p { margin: 0; color: var(--muted); }
.quote-panel {
  padding: 36px; border-radius: calc(var(--radius) + 4px);
  background: linear-gradient(180deg, rgba(11,37,69,.96), rgba(10,19,36,1));
  color: var(--white); box-shadow: var(--shadow);
}
.quote-panel strong {
  display: block; font-size: clamp(34px, 5vw, 58px); line-height: .98; letter-spacing: -.04em;
}
.quote-panel em {
  display: block; margin-top: 12px; font-style: normal; color: rgba(255,255,255,.70);
}
.cta-box {
  padding: 34px; border-radius: calc(var(--radius) + 6px); background: var(--brand); color: var(--white);
  display: grid; gap: 12px;
}
.cta-box h2 { margin: 0; font-size: clamp(30px, 4vw, 52px); line-height: 1.02; letter-spacing: -.03em; }
.cta-box p { margin: 0; max-width: 760px; color: rgba(255,255,255,.8); font-size: 18px; }
.site-footer {
  padding: 28px 0 38px; color: var(--muted); font-size: 14px;
}
.footer-row { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-links a:hover { color: var(--brand); }
hr.section-line { border: 0; height: 1px; background: rgba(11,37,69,.08); margin: 0; }
.dark-band hr.section-line { background: rgba(255,255,255,.10); }
@media (max-width: 920px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .nav { min-height: 72px; }
  .nav-right { gap: 16px; }
  .nav-links { gap: 14px; font-size: 13px; }
  .hero { padding: 68px 0 56px; }
}
@media (max-width: 700px) {
  .container { width: min(var(--max), calc(100% - 28px)); }
  .nav { align-items: flex-start; padding: 16px 0; }
  .nav, .nav-right { flex-direction: column; align-items: flex-start; }
  .hero h1 { font-size: clamp(36px, 13vw, 64px); }
  .quote-panel, .cta-box, .card, .statement { padding: 22px; }
}