:root{--bg:#ffffff;--bg-2:#fafafa;--surface:#f5f5f4;--surface-2:#ebebea;--border:#e5e4e2;--border-strong:#d4d3d0;--text:#1a1a1a;--text-2:#5c5c5c;--muted:#9b9b9b;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-soft:rgba(37,99,235,0.08);--danger:#dc2626;--warn:#d97706;--ok:#16a34a;--radius:12px;--radius-sm:8px;--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow:0 1px 3px rgba(0,0,0,0.08),0 1px 2px rgba(0,0,0,0.04);--shadow-md:0 4px 12px rgba(0,0,0,0.08);--mono:"SF Mono","JetBrains Mono","Cascadia Code",ui-monospace,Consolas,monospace;--sans:-apple-system,"SF Pro Text","Segoe UI",system-ui,sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:15px;line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:var(--accent);text-decoration:none;transition:color .15s}a:hover{color:var(--accent-hover)}code{font-family:var(--mono);background:var(--surface);padding:2px 6px;border-radius:5px;font-size:.87em;color:var(--text);border:1px solid var(--border)}::selection{background:rgba(37,99,235,.18)}.wrap{max-width:640px;margin:0 auto;padding:0 20px 80px;position:relative}.nav{justify-content:space-between;padding:20px 0 48px}.brand,.nav{display:flex;align-items:center}.brand{gap:10px;font-weight:600;font-size:16px;letter-spacing:-.01em;text-decoration:none}.brand,.brand:hover{color:var(--text)}.brand .mark{width:28px;height:28px;border-radius:7px;background:var(--accent);display:grid;place-items:center}.brand .mark svg{position:relative}.brand .name{display:flex;flex-direction:column;line-height:1.15}.brand .name span:last-child{font-size:11px;font-weight:400;color:var(--muted);letter-spacing:0}.nav-links{display:flex;align-items:center;gap:4px}.nav-links a,.nav-links button{color:var(--text-2);font-size:14px;padding:6px 12px;border-radius:7px;border:none;background:transparent;cursor:pointer;transition:all .12s;font-family:inherit}.nav-links a:hover,.nav-links button:hover{color:var(--text);background:var(--surface)}.hero{text-align:center;margin-bottom:36px}.hero .eyebrow{display:inline-flex;align-items:center;gap:7px;padding:4px 12px;border-radius:999px;border:1px solid var(--border);background:var(--bg);color:var(--text-2);font-size:12px;font-weight:500;margin-bottom:18px}.hero .eyebrow .pulse{width:6px;height:6px;border-radius:50%;background:var(--ok);animation:pulse 2.4s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.hero h1{font-size:clamp(28px,4.5vw,40px);line-height:1.15;letter-spacing:-.03em;margin:0 0 12px;font-weight:700;color:var(--text)}.hero h1 .grad{color:var(--text);background:none;-webkit-text-fill-color:unset}.hero p{color:var(--text-2);font-size:15px;margin:0 auto;max-width:440px;line-height:1.6}.card{border:1px solid 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solid var(--border);background:var(--bg);cursor:pointer;font-size:13px;font-weight:500;transition:all .12s;text-decoration:none;font-family:inherit}.btn,.btn:hover{color:var(--text)}.btn:hover{background:var(--surface);border-color:var(--border-strong)}.btn.copied{border-color:var(--ok);color:var(--ok);background:rgba(22,163,74,.06)}.btn.primary{background:var(--accent);border-color:transparent;color:white;font-weight:600}.btn.primary:hover{background:var(--accent-hover);color:white}.qr-wrap{margin-top:16px;display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap}.qr-wrap img{border-radius:10px;background:white;padding:8px;width:160px;height:160px;border:1px solid var(--border)}.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.chip{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:500;border:1px solid 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var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.foot,.muted{color:var(--muted);font-size:13px}.foot{margin-top:48px;text-align:center}.foot a{color:var(--text-2)}@media (max-width:620px){.field{flex-wrap:wrap}.field .shorten-btn{width:100%;justify-content:center;margin:4px}.seg{grid-template-columns:repeat(3,1fr)}.stat-grid{grid-template-columns:1fr 1fr}.nav{padding-bottom:32px}}