:root{color-scheme:dark;--bg: #080b10;--surface: #0f141d;--surface-2: #151c28;--border: #232d3f;--text: #edf2f7;--muted: #94a3b8;--accent: #10b981;--accent-hover: #059669;--accent-soft: rgba(16, 185, 129, .12);--danger: #f87171}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.container{max-width:1120px;margin:0 auto;padding:0 24px}.nav{position:sticky;top:0;z-index:20;background:#080b10d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.nav-inner{height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;letter-spacing:-.02em}.brand-mark{width:28px;height:28px;border-radius:7px;background:linear-gradient(135deg,#10b981,#0ea5e9);display:inline-flex;align-items:center;justify-content:center;color:#04100b}.nav-links{display:flex;align-items:center;gap:22px;font-size:14px;color:var(--muted)}.nav-links a:hover,.nav-links button:hover{color:var(--text)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:all .15s ease}.btn-primary{background:var(--accent);color:#03150e}.btn-primary:hover:not(:disabled){background:var(--accent-hover);color:#fff}.btn-secondary{background:var(--surface-2);color:var(--text);border-color:var(--border)}.btn-secondary:hover:not(:disabled){border-color:#3b4b68;background:#1b2433}.btn:disabled{opacity:.6;cursor:not-allowed}.hero{padding:64px 0 40px;text-align:center}.pill{display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:999px;background:var(--accent-soft);border:1px solid rgba(16,185,129,.25);color:#34d399;font-size:12px;font-weight:600;margin-bottom:18px}.hero h1{margin:0 auto 14px;max-width:780px;font-size:clamp(32px,5vw,48px);line-height:1.12;letter-spacing:-.03em}.hero p{margin:0 auto 28px;max-width:650px;color:var(--muted);font-size:17px}.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}.card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:22px}.sandbox-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:20px;margin-top:28px}@media (max-width: 860px){.sandbox-grid{grid-template-columns:1fr}.nav-links .hide-sm{display:none}}.preset-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.chip{padding:6px 10px;border-radius:6px;border:1px solid var(--border);background:var(--surface-2);color:var(--muted);font-size:12px;cursor:pointer}.chip.active{border-color:var(--accent);color:#34d399;background:var(--accent-soft)}textarea.code-input,input.text-input{width:100%;background:#06090e;border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:12px;padding:12px;outline:none}textarea.code-input{min-height:250px;resize:vertical}textarea.code-input:focus,input.text-input:focus{border-color:var(--accent)}.table-wrap{overflow:auto;max-height:280px;border:1px solid var(--border);border-radius:8px;background:#06090e}table.preview{width:100%;border-collapse:collapse;font-size:12px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}table.preview th,table.preview td{padding:8px 10px;border-bottom:1px solid #161f2d;text-align:left;white-space:nowrap;max-width:240px;overflow:hidden;text-overflow:ellipsis}table.preview th{position:sticky;top:0;background:#101723;color:#a7f3d0;font-weight:600}.section{padding:56px 0}.section-header{text-align:center;margin-bottom:32px}.section-header h2{margin:0 0 8px;font-size:28px;letter-spacing:-.02em}.section-header p{margin:0;color:var(--muted)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}@media (max-width: 820px){.grid-3,.grid-2{grid-template-columns:1fr}}.price{font-size:34px;font-weight:800;letter-spacing:-.03em;margin:8px 0}.price span{font-size:14px;font-weight:500;color:var(--muted)}.list-clean{list-style:none;padding:0;margin:16px 0 22px;display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--muted)}.list-clean li{display:flex;align-items:center;gap:8px}.status-banner{margin-top:12px;padding:10px 12px;border-radius:8px;font-size:13px;border:1px solid var(--border);background:var(--surface-2)}.status-banner.ok{border-color:#10b98166;background:#10b98114;color:#6ee7b7}.status-banner.err{border-color:#f8717166;background:#f8717114;color:#fca5a5}.footer{border-top:1px solid var(--border);padding:36px 0 48px;color:var(--muted);font-size:13px}.footer-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px}.footer-links{display:flex;flex-wrap:wrap;gap:18px}.footer-links button{background:none;border:none;color:var(--muted);font-size:13px;cursor:pointer;padding:0}.footer-links button:hover{color:var(--text)}.legal-box{max-width:780px;margin:40px auto}.legal-box h1{margin-top:0;font-size:28px}.legal-box h3{margin-top:22px;margin-bottom:6px}.legal-box p,.legal-box li{color:var(--muted);font-size:14px}