:root {
  --bg: #0b1117;
  --bg-2: #111a24;
  --card: #ffffff;
  --text: #17212b;
  --muted: #5d6b79;
  --line: #dce4ec;
  --blue: #0089e8;
  --blue-dark: #0069b4;
  --white: #ffffff;
  --soft: #f4f7fa;
  --shadow: 0 24px 80px rgba(4, 20, 38, .18);
  --radius: 24px;
}
* { 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;
  background: var(--white);
  color: var(--text);
}
a { color: inherit; text-decoration: none; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(11,17,23,.86); backdrop-filter: blur(14px); border-bottom: 1px solid rgba(255,255,255,.08); }
.nav { min-height: 122px; display: flex; align-items: center; justify-content: space-between; }
.brand img { height: 80px; width: auto; display: block; image-rendering: auto; }
.nav-links { display: flex; align-items: center; gap: 26px; color: rgba(255,255,255,.82); font-weight: 600; font-size: 14px; }
.nav-links a:hover { color: var(--white); }
.nav-toggle { display: none; background: none; color: white; border: 0; font-size: 30px; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 15px 22px; border-radius: 999px; background: var(--blue); color: white; font-weight: 800; box-shadow: 0 14px 35px rgba(0,137,232,.28); transition: .2s ease; }
.btn:hover { transform: translateY(-2px); background: var(--blue-dark); }
.btn-secondary { background: rgba(255,255,255,.08); color: white; box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); }
.btn-secondary:hover { background: rgba(255,255,255,.14); }
.btn-small { padding: 11px 16px; }
.full { width: 100%; }
.hero { position: relative; overflow: hidden; background: radial-gradient(circle at 76% 10%, rgba(0,137,232,.28), transparent 38%), linear-gradient(135deg, #080d12 0%, #15202b 55%, #0b1117 100%); color: white; }
.hero-bg { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 44px 44px; opacity: .5; }
.hero-grid { position: relative; min-height: 730px; display: grid; grid-template-columns: 1.12fr .88fr; gap: 64px; align-items: center; padding: 72px 0 90px; }
.eyebrow { margin: 0 0 14px; color: var(--blue); text-transform: uppercase; letter-spacing: .14em; font-size: 12px; font-weight: 900; }
.eyebrow.blue { color: #42b7ff; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(42px, 6vw, 78px); line-height: .95; letter-spacing: -0.06em; margin-bottom: 24px; max-width: 820px; }
h2 { font-size: clamp(30px, 4vw, 48px); line-height: 1.04; letter-spacing: -0.045em; margin-bottom: 18px; }
h3 { font-size: 22px; line-height: 1.16; letter-spacing: -.02em; margin-bottom: 12px; }
.lead { font-size: 21px; line-height: 1.55; color: rgba(255,255,255,.78); max-width: 720px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 34px 0 32px; }
.trust-row { display: flex; gap: 12px; flex-wrap: wrap; }
.trust-row span { padding: 10px 14px; border-radius: 999px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); color: rgba(255,255,255,.82); font-size: 13px; font-weight: 700; }
.hero-card { background: rgba(255,255,255,.94); color: var(--text); border-radius: var(--radius); padding: 38px; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.card-topline { height: 5px; width: 86px; background: var(--blue); border-radius: 99px; margin-bottom: 25px; }
.hero-card p { color: var(--muted); font-size: 17px; line-height: 1.62; }
.check-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.check-list li { position: relative; padding-left: 30px; font-weight: 700; }
.check-list li:before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--blue); font-weight: 900; }
.section { padding: 96px 0; }
.intro-strip { background: var(--soft); }
.intro-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 80px; align-items: end; }
.intro-grid p:last-child { color: var(--muted); font-size: 19px; line-height: 1.6; }
.section-heading { max-width: 760px; margin-bottom: 42px; }
.section-heading p:last-child { color: var(--muted); }
.cards { display: grid; gap: 22px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.feature-card { border: 1px solid var(--line); border-radius: 22px; padding: 30px; background: white; min-height: 260px; box-shadow: 0 12px 36px rgba(12, 25, 38, .06); }
.feature-card.featured { background: linear-gradient(135deg, var(--bg-2), #172635); color: white; border: 0; }
.feature-card p { color: var(--muted); line-height: 1.6; }
.feature-card.featured p { color: rgba(255,255,255,.75); }
.number { color: var(--blue); font-weight: 900; display: block; margin-bottom: 24px; }
.dark-section { background: var(--bg); color: white; }
.materials-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.materials-grid p { color: rgba(255,255,255,.72); font-size: 18px; line-height: 1.6; }
.material-list, .market-grid, .pieces-list { display: flex; flex-wrap: wrap; gap: 12px; }
.material-list span { border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.08); border-radius: 999px; padding: 14px 18px; font-weight: 800; }
.market-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.market-grid span { background: var(--soft); border: 1px solid var(--line); border-radius: 18px; padding: 22px; font-weight: 800; min-height: 94px; display: flex; align-items: center; }
.pieces-section { background: linear-gradient(180deg, #fff, #f5f8fb); }
.split-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 76px; align-items: start; }
.split-grid p { color: var(--muted); font-size: 18px; line-height: 1.6; }
.pieces-list span { padding: 13px 17px; background: white; border: 1px solid var(--line); border-radius: 999px; font-weight: 800; box-shadow: 0 12px 30px rgba(12, 25, 38, .06); }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: process; }
.timeline article { background: var(--soft); border: 1px solid var(--line); border-radius: 22px; padding: 26px; }
.timeline span { width: 42px; height: 42px; background: var(--blue); color: white; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-weight: 900; margin-bottom: 22px; }
.timeline p { color: var(--muted); line-height: 1.55; }
.cta-section { background: var(--bg-2); color: white; }
.cta-box { display: grid; grid-template-columns: 1.1fr .62fr; gap: 60px; align-items: center; background: linear-gradient(135deg, rgba(255,255,255,.06), rgba(0,137,232,.10)); border: 1px solid rgba(255,255,255,.12); border-radius: 32px; padding: 56px; }
.cta-box p { color: rgba(255,255,255,.75); font-size: 18px; line-height: 1.6; }
.contact-card { background: white; border-radius: 24px; padding: 26px; display: grid; gap: 14px; }
.contact-card .btn-secondary { color: var(--text); background: #eef3f7; box-shadow: none; }
.small-note { color: var(--muted) !important; font-size: 13px !important; margin: 6px 0 0; }
.footer { background: #070b0f; color: rgba(255,255,255,.7); padding: 34px 0; }
.footer-grid { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.footer img { height: 54px; width: auto; }
.footer a { color: white; font-weight: 800; }
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav-links { position: absolute; left: 20px; right: 20px; top: 122px; display: none; flex-direction: column; align-items: stretch; background: #101820; padding: 24px; border-radius: 0 0 24px 24px; }
  .nav-links.open { display: flex; }
  .hero-grid, .intro-grid, .materials-grid, .split-grid, .cta-box { grid-template-columns: 1fr; gap: 32px; }
  .cards-3, .market-grid, .timeline { grid-template-columns: 1fr; }
  .hero-grid { min-height: auto; padding-top: 62px; }
  .section { padding: 72px 0; }
  .cta-box { padding: 32px; }
}
@media (max-width: 520px) {
  .container { width: min(100% - 28px, 1180px); }
  .brand img { height: 80px; width: auto; }
  h1 { font-size: 42px; }
  h2 { font-size: 32px; }
  .hero-card, .feature-card { padding: 24px; }
  .footer-grid { flex-direction: column; align-items: flex-start; }
}