:root{--bg:#000;--bg-soft:#0a0a0c;--bg-card:#121216;--fg:#f4f4f6;--fg-muted:#a0a0aa;--fg-dim:#6b6b75;--line:#ffffff1a;--accent:#e8c87a;--accent-soft:#e8c87a24;--radius:14px;--maxw:1180px;--font:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--ease:cubic-bezier(.22, 1, .36, 1)}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--fg);font-family:var(--font);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-size:17px;line-height:1.6;overflow-x:hidden}h1,h2,h3{letter-spacing:-.02em;margin:0 0 .4em;font-weight:600;line-height:1.08}h1{font-size:clamp(2.4rem,6vw,4.6rem)}h2{font-size:clamp(1.8rem,4vw,2.9rem)}h3{font-size:clamp(1.2rem,2.4vw,1.5rem)}p{color:var(--fg-muted);margin:0 0 1em}a{color:inherit;text-decoration:none}.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}.eyebrow{letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:1.1rem;font-size:.78rem;font-weight:600;display:inline-block}.btn{letter-spacing:-.01em;cursor:pointer;transition:transform .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease);will-change:transform;border:1px solid #0000;border-radius:100px;align-items:center;gap:.5em;padding:.9em 1.7em;font-size:.98rem;font-weight:600;display:inline-flex}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--accent);color:#1a1206}.btn-primary:hover{background:#f0d28a}.btn-ghost{border-color:var(--line);color:var(--fg);backdrop-filter:blur(8px);background:#ffffff0a}.btn-ghost:hover{background:#ffffff14;border-color:#ffffff38}section{position:relative}.section-pad{padding:clamp(72px,12vw,140px) 0}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn:hover{transform:none}}.nav[data-astro-cid-wpvy4v7s]{z-index:50;transition:background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s var(--ease);border-bottom:1px solid #0000;position:fixed;top:0;left:0;right:0}.nav[data-astro-cid-wpvy4v7s].scrolled{-webkit-backdrop-filter:blur(16px)saturate(140%);border-bottom-color:var(--line);background:#08080a9e}.nav-inner[data-astro-cid-wpvy4v7s]{justify-content:space-between;align-items:center;height:68px;display:flex}.brand[data-astro-cid-wpvy4v7s]{letter-spacing:-.02em;font-size:1.02rem;font-weight:700}.nav-links[data-astro-cid-wpvy4v7s]{color:var(--fg-muted);gap:30px;font-size:.93rem;display:flex}.nav-links[data-astro-cid-wpvy4v7s] a[data-astro-cid-wpvy4v7s]{transition:color .25s var(--ease)}.nav-links[data-astro-cid-wpvy4v7s] a[data-astro-cid-wpvy4v7s]:hover{color:var(--fg)}.nav-actions[data-astro-cid-wpvy4v7s]{align-items:center;gap:16px;display:flex}.lang-switch[data-astro-cid-wpvy4v7s]{letter-spacing:.08em;color:var(--fg-muted);border:1px solid var(--line);transition:color .25s var(--ease), border-color .25s var(--ease);border-radius:8px;padding:6px 10px;font-size:.8rem;font-weight:600}.lang-switch[data-astro-cid-wpvy4v7s]:hover{color:var(--fg);border-color:#ffffff40}.nav-book[data-astro-cid-wpvy4v7s]{padding:.6em 1.2em;font-size:.9rem}@media (width<=760px){.nav-links[data-astro-cid-wpvy4v7s],.nav-book[data-astro-cid-wpvy4v7s]{display:none}}.footer[data-astro-cid-jo6i4kqk]{border-top:1px solid var(--line);background:var(--bg-soft);padding:64px 0 36px}.footer-inner[data-astro-cid-jo6i4kqk]{flex-wrap:wrap;justify-content:space-between;gap:40px;margin-bottom:40px;display:flex}.footer-brand[data-astro-cid-jo6i4kqk] .brand[data-astro-cid-jo6i4kqk]{font-size:1.05rem;font-weight:700}.footer-brand[data-astro-cid-jo6i4kqk] p[data-astro-cid-jo6i4kqk]{max-width:320px;margin-top:.6em}.footer-links[data-astro-cid-jo6i4kqk]{color:var(--fg-muted);flex-wrap:wrap;gap:22px;font-size:.93rem;display:flex}.footer-links[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:hover{color:var(--fg)}.footer-bottom[data-astro-cid-jo6i4kqk]{color:var(--fg-dim);border-top:1px solid var(--line);padding-top:24px;font-size:.82rem}#vbc-hero-section[data-astro-cid-ge2uvauf]{background:#000;height:340vh;position:relative}#vbc-canvas-wrapper[data-astro-cid-ge2uvauf]{z-index:1;background:#000;justify-content:center;align-items:center;width:100%;height:100vh;display:flex;position:sticky;top:0;overflow:hidden}#vbc-frame-canvas[data-astro-cid-ge2uvauf]{display:block}.hero-overlay[data-astro-cid-ge2uvauf]{z-index:2;text-align:center;pointer-events:none;background:linear-gradient(#0000 45%,#0000008c 100%);flex-direction:column;justify-content:flex-end;align-items:center;height:100vh;padding:0 24px 12vh;display:flex;position:absolute;top:0;left:0;right:0}.hero-content[data-astro-cid-ge2uvauf]{max-width:760px}.hero-content[data-astro-cid-ge2uvauf] h1[data-astro-cid-ge2uvauf]{text-shadow:0 2px 40px #0009}.hero-sub[data-astro-cid-ge2uvauf]{color:var(--fg);opacity:.86;text-shadow:0 1px 24px #0009;max-width:600px;margin:.6em auto 2em;font-size:clamp(1.02rem,1.8vw,1.25rem)}.hero-ctas[data-astro-cid-ge2uvauf]{pointer-events:auto;flex-wrap:wrap;justify-content:center;gap:14px;display:flex}.scroll-hint[data-astro-cid-ge2uvauf]{pointer-events:none;border:2px solid #ffffff59;border-radius:14px;width:26px;height:42px;position:absolute;bottom:28px;left:50%;transform:translate(-50%)}.scroll-hint[data-astro-cid-ge2uvauf] span[data-astro-cid-ge2uvauf]{width:3px;height:8px;animation:scroll-dot 1.8s var(--ease) infinite;background:#ffffffb3;border-radius:2px;margin-left:-1.5px;position:absolute;top:8px;left:50%}@keyframes scroll-dot{0%{opacity:0;transform:translateY(0)}35%{opacity:1}70%{opacity:0;transform:translateY(14px)}to{opacity:0}}#demo-dialog[data-astro-cid-ge2uvauf]{border:1px solid var(--line);background:var(--bg-card);color:var(--fg);border-radius:20px;width:min(440px,92vw);max-width:92vw;padding:0;box-shadow:0 30px 90px #0009}#demo-dialog[data-astro-cid-ge2uvauf]::backdrop{backdrop-filter:blur(6px);background:#000000b3}#vbc-demo[data-astro-cid-ge2uvauf]{min-height:120px;padding:22px}.demo-close[data-astro-cid-ge2uvauf]{z-index:2;color:var(--fg-muted);cursor:pointer;background:0 0;border:none;padding:4px 8px;font-size:1.7rem;line-height:1;position:absolute;top:10px;right:12px}.demo-close[data-astro-cid-ge2uvauf]:hover{color:var(--fg)}@media (prefers-reduced-motion:reduce){.scroll-hint[data-astro-cid-ge2uvauf] span[data-astro-cid-ge2uvauf]{animation:none}}