:root {
  --bg: #0a3e46;
  --bg-2: #0f4b54;
  --gold: #e1b85c;
  --gold-2: #f0c86b;
  --text: #102126;
  --muted: #5d6c70;
  --white: #ffffff;
  --surface: #ffffff;
  --surface-2: #f5f7f8;
  --line: #d9e0e2;
  --shadow: 0 15px 40px rgba(10, 62, 70, 0.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Inter', system-ui, sans-serif; color: var(--text); background: var(--white); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 50; backdrop-filter: blur(12px); background: rgba(10, 62, 70, 0.88); border-bottom: 1px solid rgba(255,255,255,0.08); }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 800; color: var(--white); }
.brand-mark { color: var(--gold-2); font-size: 1.8rem; letter-spacing: -4px; transform: translateY(-1px); }
.brand-text { font-size: 1.2rem; }
.menu { display: flex; gap: 24px; color: rgba(255,255,255,0.88); font-weight: 500; flex: 1; justify-content: center; }
.menu a:hover { color: var(--gold-2); }
.lang-switch { display: flex; gap: 8px; }
.lang-btn { border: 1px solid rgba(255,255,255,.28); background: transparent; color: rgba(255,255,255,.86); border-radius: 999px; min-width: 48px; height: 38px; cursor: pointer; font-weight: 700; }
.lang-btn.active { background: var(--gold); border-color: var(--gold); color: #1f2628; }
.hero { background: radial-gradient(circle at top right, rgba(225,184,92,0.14), transparent 30%), linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%); color: var(--white); padding: 84px 0 72px; }
.hero-grid, .cta-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-block; color: var(--gold-2); font-size: .82rem; font-weight: 800; letter-spacing: .12em; margin-bottom: 14px; }
h1, h2, h3 { line-height: 1.12; margin: 0 0 14px; }
h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); max-width: 12ch; }
h2 { font-size: clamp(2rem, 4vw, 3rem); max-width: 18ch; }
h3 { font-size: 1.2rem; }
.lead { font-size: 1.125rem; color: rgba(255,255,255,.9); max-width: 62ch; }
.hero-actions, .cta-actions { display: flex; gap: 14px; margin: 28px 0; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px; border-radius: 999px; font-weight: 700; transition: .2s ease; border: 1px solid transparent; }
.btn-primary { background: var(--gold); color: #1f2628; }
.btn-primary:hover { background: var(--gold-2); transform: translateY(-1px); }
.btn-secondary { background: transparent; color: var(--white); border-color: rgba(255,255,255,.22); }
.btn-secondary:hover { border-color: var(--gold-2); color: var(--gold-2); }
.btn-secondary.dark { color: var(--text); border-color: var(--line); background: #fff; }
.btn-secondary.dark:hover { border-color: var(--gold); color: var(--text); }
.btn.full { width: 100%; }
.hero-points { margin: 24px 0 0; padding-left: 20px; color: rgba(255,255,255,.88); }
.hero-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 28px; padding: 28px; box-shadow: var(--shadow); }
.arrow-art { display: flex; gap: 12px; margin-bottom: 24px; }
.arrow-art span { width: 64px; height: 112px; display: inline-block; background: var(--gold); clip-path: polygon(0 0, 70% 0, 100% 20%, 62% 50%, 100% 80%, 70% 100%, 0 100%, 36% 50%); }
.card-panel { background: rgba(255,255,255,.95); color: var(--text); border-radius: 20px; padding: 22px; }
.mini-title { font-size: .78rem; font-weight: 800; letter-spacing: .12em; color: var(--muted); margin-bottom: 10px; }
.env-row { display: grid; gap: 6px; margin-bottom: 16px; }
.small { font-size: .92rem; color: var(--muted); }
.section { padding: 92px 0; }
.section.alt { background: var(--surface-2); }
.section-heading { margin-bottom: 34px; }
.section-heading p { max-width: 75ch; color: var(--muted); font-size: 1.06rem; }
.grid { display: grid; gap: 22px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 24px; box-shadow: var(--shadow); }
.list-clean { list-style: none; padding: 0; margin: 0; }
.list-clean li + li { margin-top: 12px; }
pre { margin: 18px 0 0; background: #0c2328; color: #ebf5f7; border-radius: 18px; padding: 18px; overflow: auto; }
.notice { margin-top: 22px; background: #fff7e2; border: 1px solid #f0d387; color: #5c4700; padding: 18px 20px; border-radius: 18px; }
.notice.soft { background: #edf6f7; border-color: #c6dee2; color: #24434a; }
.architecture-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1.25fr auto 1fr; gap: 14px; align-items: center; }
.flow-box { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 18px; text-align: center; min-height: 112px; display: flex; flex-direction: column; justify-content: center; box-shadow: var(--shadow); }
.flow-box span, .flow-box small { color: var(--muted); }
.flow-box.flow-muted { background: #f7fafb; }
.flow-box.flow-core { background: linear-gradient(180deg, #f3d990 0%, #e8bd62 100%); }
.flow-arrow { font-size: 2rem; color: var(--bg-2); font-weight: 800; }
.cta-section { background: linear-gradient(135deg, #0b4048 0%, #0e4f58 100%); color: var(--white); }
.checklist { padding-left: 20px; }
.cta-card { background: rgba(255,255,255,.96); color: var(--text); border-radius: 24px; padding: 26px; box-shadow: var(--shadow); }
.site-footer { background: #071d21; color: rgba(255,255,255,.82); padding: 28px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; }
.footer-brand { color: var(--white); margin-bottom: 8px; }

@media (max-width: 980px) {
  .hero-grid, .cta-grid, .grid.two, .grid.three, .architecture-flow { grid-template-columns: 1fr; }
  .flow-arrow, .menu { display: none; }
  .nav { flex-wrap: wrap; justify-content: space-between; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}