:root{--bg:#0b0f18;--panel:#111827;--text:#f5f7fb;--muted:#9ca7bc;--subtle:#65718a;--line:rgba(170,187,220,.16);--brand:#6d61f7;--cyan:#28d8e8;--mint:#2de1c0;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.5;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;pointer-events:none;opacity:.32;background-image:linear-gradient(rgba(150,170,210,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(150,170,210,.05) 1px,transparent 1px);background-size:72px 72px;mask-image:linear-gradient(to bottom,#000,transparent 74%)}.ambient{position:absolute;pointer-events:none;filter:blur(50px);opacity:.22;border-radius:50%}.ambient-a{width:440px;height:440px;background:#214db1;top:-240px;right:8%}.ambient-b{width:320px;height:320px;background:#6d35b4;top:700px;left:-180px}.section-shell{width:min(var(--max),calc(100% - 48px));margin:0 auto}.site-header{width:min(1260px,calc(100% - 56px));height:78px;margin:0 auto;display:flex;align-items:center;gap:34px;position:relative;z-index:5;border-bottom:1px solid rgba(170,187,220,.12)}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:700;letter-spacing:-.02em}.brand-mark{width:35px;height:35px;border-radius:11px;display:grid;place-items:center;background:#f8fafc;overflow:hidden;box-shadow:0 0 0 1px rgba(255,255,255,.22)}.brand-mark img{width:100%;height:100%;object-fit:cover}.brand-name{font-size:18px}.site-nav{display:flex;gap:28px;margin-left:auto}.site-nav a,.header-download{color:var(--muted);font-size:14px;text-decoration:none;transition:color .2s}.site-nav a:hover,.header-download:hover{color:var(--text)}.header-download{padding:9px 15px;border:1px solid var(--line);border-radius:9px;color:var(--text)}.header-download span{color:var(--cyan)}.nav-toggle{display:none;background:none;color:var(--text);border:0;font-size:21px}.hero{min-height:650px;display:grid;grid-template-columns:42% 58%;align-items:center;padding:80px 0 74px;gap:28px}.hero-copy{position:relative;z-index:1}.eyebrow{color:var(--cyan);font-size:11px;font-weight:700;letter-spacing:.16em;text-transform:uppercase}.eyebrow-dot{display:inline-block;width:7px;height:7px;background:var(--mint);border-radius:50%;margin-right:8px;box-shadow:0 0 12px rgba(45,225,192,.75)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(48px,6.4vw,84px);line-height:1.04;letter-spacing:-.065em;margin:22px 0 25px;font-weight:770}h1 span,h2 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var(--line)}.button-quiet:hover{color:var(--text);border-color:rgba(170,187,220,.3)}.hero-note{font-size:12px;color:var(--subtle)}.status-dot{display:inline-block;width:7px;height:7px;background:var(--mint);border-radius:50%;margin-right:7px}.hero-visual{position:relative;min-height:440px;display:flex;align-items:center;justify-content:center}.visual-glow{position:absolute;width:80%;height:70%;background:linear-gradient(120deg,rgba(39,215,232,.18),rgba(109,97,247,.2));filter:blur(42px);border-radius:50%}.app-window{position:relative;width:min(650px,100%);border:1px solid rgba(184,200,230,.25);border-radius:14px;background:#101621;box-shadow:0 36px 90px rgba(0,0,0,.42),0 0 0 6px rgba(109,97,247,.04);overflow:hidden;transform:perspective(1000px) rotateY(-4deg) rotateX(2deg)}.window-bar{height:35px;padding:0 13px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;color:#d6dcec;font-size:11px}.window-lights{display:flex;gap:5px}.window-lights 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