:root{--bg: #07101e;--panel: #0d1a2b;--panel-2: #102238;--line: rgba(143, 186, 224, .2);--text: #f3f8ff;--muted: #afbdd1;--soft: #d7e7f7;--accent: #42a8e8;--accent-2: #87d6ff;--gold: #d8bb72;--shadow: 0 24px 80px rgba(0, 0, 0, .32);--radius: 18px;color-scheme:dark}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(circle at 76% 0%,rgba(66,168,232,.16),transparent 30rem),linear-gradient(180deg,#07101e,#0a1424 42%,#07101e);color:var(--text);line-height:1.65}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}.site-shell{width:min(1160px,100% - 32px);margin:0 auto}.nav{position:sticky;top:0;z-index:10;border-bottom:1px solid var(--line);background:#07101ee0;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.nav-inner{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand-mark{display:flex;align-items:center;gap:14px;min-width:0;font-weight:800;letter-spacing:.02em}.brand-mark img{width:52px;height:52px;object-fit:contain;border-radius:12px;background:#fff;padding:4px}.nav-links{display:flex;align-items:center;gap:18px;color:var(--muted);font-size:.94rem}.nav-links a:hover{color:var(--text)}.hero{padding:72px 0 54px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(320px,.78fr);gap:44px;align-items:center}.eyebrow{margin:0 0 18px;color:var(--accent-2);font-size:.82rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}h1,h2,h3{margin:0;line-height:1.05;letter-spacing:0}h1{max-width:860px;font-size:clamp(2.6rem,4vw,3.7rem)}.hero-copy{max-width:720px;margin:24px 0 0;color:var(--soft);font-size:clamp(1.04rem,1.8vw,1.24rem)}.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:999px;border:1px solid rgba(255,255,255,.18);font-weight:800;transition:transform .16s ease,border-color .16s ease,background .16s ease;white-space:nowrap}.btn:active{transform:translateY(1px)}.btn-primary{border-color:#42a8e8e6;background:var(--accent);color:#04111d}.btn-secondary{background:#ffffff0f;color:var(--text)}.hero-visual{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel);box-shadow:var(--shadow)}.hero-visual img{aspect-ratio:4/3;width:100%;object-fit:cover;object-position:left center}.hero-badge{position:absolute;left:18px;right:18px;bottom:18px;display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:14px;border-radius:14px;border:1px solid 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h3{font-size:1.06rem;line-height:1.25}.feature-card p,.topic-card p,.about-card p,.glance-card p{margin:14px 0 0;color:var(--muted);font-size:.96rem}.about-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:28px;align-items:start;margin-top:34px}.image-stack{display:grid;gap:16px}.image-stack img{width:100%;border-radius:var(--radius);border:1px solid var(--line);object-fit:cover;object-position:left center}.image-stack img:first-child{aspect-ratio:16/10}.image-pair{display:grid;grid-template-columns:1fr 1fr;gap:16px}.image-pair img{aspect-ratio:1/1}.about-list{display:grid;gap:14px}.about-card{padding:24px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}.topic-card{padding:20px}.glance-layout{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:stretch;margin-top:34px}.glance-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.glance-card{padding:22px}.glance-card strong{display:block;color:var(--accent-2);font-size:1.8rem;line-height:1}.glance-card h3{margin-top:12px}.glance-visual{min-height:100%;overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel)}.glance-visual img{width:100%;height:100%;min-height:420px;object-fit:cover;object-position:left center}.faq-section{background:linear-gradient(180deg,rgba(66,168,232,.06),transparent 360px)}.faq-header{display:grid;grid-template-columns:minmax(0,.85fr) minmax(280px,.45fr);gap:28px;align-items:end}.faq-note{border:1px solid var(--line);border-radius:var(--radius);padding:20px;color:var(--muted);background:#ffffff0a;font-size:.96rem}.faq-list{display:grid;gap:18px;margin-top:36px}.faq-card{padding:clamp(22px,3vw,34px);border:1px solid var(--line);border-radius:var(--radius);background:#0b1828b8;box-shadow:0 12px 36px #00000029}.faq-card h3{display:grid;grid-template-columns:48px 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