:root{color-scheme:light dark;--bg:#ffffff;--text:#16181d;--muted:#5b6472;--border:#e5e7eb;--surface:#f7f8fa;--primary:#2563eb}@media (prefers-color-scheme:dark){:root{--bg:#0f1115;--text:#e8eaed;--muted:#9aa3b2;--border:#2a2f3a;--surface:#161a21;--primary:#6ea8ff}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--primary)}.landing{min-height:100vh;display:flex;flex-direction:column}.landing-main{flex:1 1;width:100%;max-width:640px;margin:0 auto;padding:96px 20px 40px}.brand{display:flex;align-items:center;gap:12px;margin-bottom:28px}.logo{width:40px;height:40px;border-radius:11px}.wordmark{font-size:22px;font-weight:700;letter-spacing:-.02em}.landing-main h1{font-size:32px;line-height:1.2;letter-spacing:-.02em;margin:0 0 12px}.lede{color:var(--muted);font-size:18px;margin:0 0 40px}.card{display:block;text-decoration:none;color:inherit;border:1px solid var(--border);border-radius:14px;padding:20px 22px;background:var(--surface);transition:border-color .15s,transform .1s}.card:hover{border-color:var(--primary);transform:translateY(-1px)}.card h2{margin:0 0 4px;font-size:17px}.card p{margin:0;color:var(--muted);font-size:14px}.site-footer{width:100%;max-width:640px;margin:0 auto;padding:24px 20px 40px;font-size:13px;border-top:1px solid var(--border)}.site-footer,.site-footer a{color:var(--muted)}.prose{max-width:720px;margin:0 auto;padding:48px 20px 80px}.prose h1{font-size:28px;letter-spacing:-.02em;margin:0 0 4px}.prose h2{font-size:18px;margin:32px 0 8px}.updated{color:var(--muted);font-size:14px;margin:0 0 24px}.prose ul{padding-left:20px}.prose li{margin:4px 0}.prose code{background:color-mix(in srgb,var(--text) 8%,transparent);padding:1px 5px;border-radius:4px;font-size:14px}.box{border:1px solid var(--border);border-radius:12px;padding:16px 20px;margin-top:24px}.doc-footer{font-size:13px;margin-top:48px}.doc-footer,.doc-footer a{color:var(--muted)}.support-form{gap:16px;margin-top:24px}.field,.support-form{display:flex;flex-direction:column}.field{gap:6px}.field>span{font-size:14px;font-weight:600}.field input,.field textarea{font:inherit;font-size:15px;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text);resize:vertical;transition:border-color .15s,box-shadow .15s}.field input:focus,.field textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px color-mix(in srgb,var(--primary) 22%,transparent)}.submit{align-self:flex-start;font:inherit;font-weight:650;font-size:15px;padding:10px 20px;border:none;border-radius:10px;color:#fff;background:linear-gradient(135deg,#2563eb,#7c3aed);cursor:pointer;transition:filter .15s,transform .05s}.submit:hover{filter:brightness(1.07)}.submit:active{transform:translateY(1px)}.submit:disabled{opacity:.6;cursor:default}.form-note{font-size:14px;margin:0;padding:12px 14px;border-radius:10px;border:1px solid var(--border)}.form-note.success{color:#166534;background:color-mix(in srgb,#16a34a 12%,var(--surface));border-color:color-mix(in srgb,#16a34a 35%,var(--border));margin-top:24px}.form-note.error{color:#b91c1c;background:color-mix(in srgb,#dc2626 10%,var(--surface));border-color:color-mix(in srgb,#dc2626 35%,var(--border))}@media (prefers-color-scheme:dark){.form-note.success{color:#86efac}.form-note.error{color:#fca5a5}}.vd{--grad:linear-gradient(135deg,#2563eb,#7c3aed)}.vd-wrap{max-width:960px;margin:0 auto;padding:0 20px}.vd-nav{gap:16px;padding:20px 0}.vd-nav,.vd-nav .home{display:flex;align-items:center}.vd-nav .home{gap:8px;text-decoration:none;color:var(--text);font-weight:700;letter-spacing:-.01em}.vd-nav .home svg{width:26px;height:26px;border-radius:7px}.vd-nav .spacer{flex:1 1}.vd-nav a.link{color:var(--muted);text-decoration:none;font-size:14px}.vd-nav a.link:hover{color:var(--text)}.vd-hero{text-align:center;padding:40px 0 8px}.vd-hero .badge{width:72px;height:72px;border-radius:18px;margin:0 auto 20px;display:block;box-shadow:0 12px 40px color-mix(in srgb,#2563eb 40%,transparent)}.vd-hero h1{font-size:clamp(34px,6vw,52px);line-height:1.1;letter-spacing:-.02em;margin:0 0 12px}.vd-hero p{color:var(--muted);font-size:clamp(16px,2.5vw,20px);max-width:640px;margin:0 auto 28px}.vd-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.vd-btn{border:none;border-radius:12px;padding:13px 22px;font-size:15px;font-weight:650;color:#fff;background:var(--grad);text-decoration:none;cursor:pointer}.vd-btn.soon{background:var(--surface);color:var(--muted);border:1px solid var(--border);cursor:default}.vd-plan-line{margin-top:18px;color:var(--muted);font-size:14px;text-align:center}.vd-section{padding:56px 0 8px}.vd-section h2{font-size:26px;letter-spacing:-.01em;margin:0 0 24px;text-align:center}.vd-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));grid-gap:16px;gap:16px}.vd-feature{border:1px 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