:root{--bg:#0a0a0f;--surface:#12121a;--surface-2:#1a1a26;--border:#2a2a3a;--text:#e8e8f0;--text-dim:#8888a0;--accent:#6c5ce7;--accent-glow:#a29bfe;--warm:#fd79a8;--cool:#00cec9;--gold:#ffeaa7;--radius:16px;--ease:cubic-bezier(.22, 1, .36, 1)}[data-theme=light]{--bg:#f8f8fc;--surface:#fff;--surface-2:#f0f0f8;--border:#e0e0ea;--text:#1a1a2e;--text-dim:#6a6a80;--accent:#6c5ce7;--accent-glow:#a29bfe}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scrollbar-width:thin;scrollbar-color:var(--accent) var(--surface)}body{background:var(--bg);color:var(--text);transition:background .6s var(--ease), color .6s var(--ease);font-family:Inter,Noto Serif SC,sans-serif;overflow-x:hidden}.hero{flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:2rem;display:flex;position:relative;overflow:hidden}.hero:before{content:"";background:radial-gradient(circle, var(--accent) 0%, transparent 70%);opacity:.15;width:600px;height:600px;animation:6s ease-in-out infinite pulse;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}@keyframes pulse{0%,to{opacity:.15;transform:translate(-50%,-50%)scale(1)}50%{opacity:.25;transform:translate(-50%,-50%)scale(1.3)}}.hero-badge{color:var(--accent-glow);border:1px solid var(--accent);letter-spacing:.15em;text-transform:uppercase;opacity:0;animation:fadeUp .8s var(--ease) .2s forwards;border-radius:100px;margin-bottom:2rem;padding:.5rem 1.2rem;font-family:JetBrains Mono,monospace;font-size:.75rem}.hero h1{text-align:center;letter-spacing:-.02em;opacity:0;animation:fadeUp .8s var(--ease) .4s forwards;font-family:Noto Serif SC,serif;font-size:clamp(2.5rem,8vw,6rem);font-weight:900;line-height:1.1}.hero h1 .gradient{background:linear-gradient(135deg, var(--accent-glow), var(--warm), var(--cool));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero-sub{color:var(--text-dim);text-align:center;opacity:0;max-width:600px;animation:fadeUp .8s var(--ease) .6s forwards;margin-top:1.5rem;font-size:clamp(1rem,2vw,1.3rem);line-height:1.6}@keyframes fadeUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.scroll-hint{color:var(--text-dim);opacity:0;animation:fadeUp .8s var(--ease) 1s forwards;flex-direction:column;align-items:center;gap:.5rem;font-size:.8rem;display:flex;position:absolute;bottom:2rem}.scroll-hint .arrow{border-right:2px solid var(--text-dim);border-bottom:2px solid var(--text-dim);width:24px;height:24px;animation:2s ease-in-out infinite bounce;transform:rotate(45deg)}@keyframes bounce{0%,to{transform:rotate(45deg)translateY(0)}50%{transform:rotate(45deg)translateY(8px)}}.nav{z-index:100;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);transition:transform .4s var(--ease), background .6s var(--ease);background:#0a0a0fcc;justify-content:space-between;align-items:center;padding:1rem 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h4{color:var(--accent-glow);margin-bottom:.5rem;font-size:.95rem}.output-feature p{color:var(--text-dim);font-size:.8rem;line-height:1.5}.tech-pills{flex-wrap:wrap;gap:.75rem;display:flex}.tech-pill{background:var(--surface);border:1px solid var(--border);transition:all .3s var(--ease);cursor:default;border-radius:100px;padding:.75rem 1.5rem;font-size:.85rem;font-weight:500;position:relative;overflow:hidden}.tech-pill:after{content:"";background:linear-gradient(135deg, var(--accent), var(--cool));opacity:0;border-radius:100px;transition:opacity .3s;position:absolute;inset:0}.tech-pill:hover{color:#fff;border-color:#0000;transform:translateY(-2px)}.tech-pill:hover:after{opacity:1}.tech-pill span{z-index:1;position:relative}.footer{text-align:center;border-top:1px solid var(--border);margin-top:2rem;padding:4rem 2rem}.footer p{color:var(--text-dim);font-size:.85rem}.footer .highlight{color:var(--accent-glow);font-weight:600}.reveal{opacity:0;transition:opacity .8s var(--ease), transform 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