:root{--bg:#0d1117;--card:#161b22;--border:#2d333b;--text:#e6edf3;--muted:#8b949e;--accent:#2f81f7;--accent-hover:#1f6feb;--green:#3fb950;--red:#f85149}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.55}.container{max-width:720px;margin:0 auto;padding:32px 20px}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:24px;margin-bottom:16px}h1{font-size:26px;margin-bottom:6px}h2{font-size:19px;margin-bottom:12px}h3{font-size:16px;margin-bottom:8px}label,p.muted,span.muted{color:var(--muted);font-size:14px}label{display:block;margin:14px 0 6px}input[type=email],input[type=number],input[type=password],input[type=text],select,textarea{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;color:var(--text);font-size:15px}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent)}button{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:10px 18px;font-size:15px;font-weight:600;cursor:pointer;margin-top:16px}button:hover{background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:var(--card);border:1px solid var(--border)}button.small{padding:6px 12px;font-size:13px;margin-top:0}.error{color:var(--red)}.error,.success{font-size:14px;margin-top:10px}.success{color:var(--green)}.module-row{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:14px 0;border-bottom:1px solid var(--border)}.module-row:last-child{border-bottom:none}.toggle{position:relative;width:44px;height:24px;flex-shrink:0;background:var(--border);border-radius:12px;cursor:pointer;transition:background .15s}.toggle.on{background:var(--green)}.toggle:after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:left .15s}.toggle.on:after{left:22px}.checkbox-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}.checkbox-list label{display:inline-flex;align-items:center;gap:6px;margin:0;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:7px 12px;cursor:pointer;color:var(--text);font-size:14px}.checkbox-list label.checked{border-color:var(--accent);background:rgba(47,129,247,.12)}.code-box{background:var(--bg);border:1px dashed var(--border);border-radius:8px;padding:10px 14px;font-family:monospace;font-size:14px;word-break:break-all;margin-top:10px}.badge{display:inline-block;font-size:12px;padding:2px 10px;border-radius:999px;border:1px solid var(--border);color:var(--muted)}.badge.green{color:var(--green);border-color:var(--green)}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.steps{display:flex;gap:8px;margin:18px 0}.steps span{flex:1 1;height:4px;border-radius:2px;background:var(--border)}.steps span.active{background:var(--accent)}.hero{padding:90px 20px 70px;background:radial-gradient(ellipse 80% 60% at 50% -10%,rgba(47,129,247,.25),transparent);border-bottom:1px solid var(--border)}.hero-title{font-size:46px;line-height:1.15;margin:22px 0 18px;letter-spacing:-1px}.hero-sub{color:var(--muted);font-size:18px;line-height:1.6;max-width:620px;margin:0 auto}.hero-sub em{color:var(--text);font-style:normal;background:rgba(47,129,247,.15);padding:1px 7px;border-radius:6px}.section-title{text-align:center;font-size:26px;margin:56px 0 24px}.grid2{grid-template-columns:1fr 1fr;grid-gap:14px}.grid2,.grid3{display:grid;gap:14px}.grid3{grid-template-columns:1fr 1fr 1fr;grid-gap:14px}.center{text-align:center}.big-emoji{font-size:34px;margin-bottom:10px}.card.highlight{border-color:var(--accent);box-shadow:0 0 24px rgba(47,129,247,.12);margin-top:40px}.price{font-size:34px;font-weight:700;margin:10px 0}.price .muted{font-size:15px;font-weight:400}@media (max-width:640px){.hero-title{font-size:32px}.grid2,.grid3{grid-template-columns:1fr}}button.google{background:#fff;color:#1f1f1f;width:100%;display:flex;align-items:center;justify-content:center;gap:10px}button.google:hover{background:#f1f1f1}.divider{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:13px;margin-top:18px}.divider:after,.divider:before{content:"";flex:1 1;height:1px;background:var(--border)}.purpose-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px;margin-top:12px}.purpose-card{border:1px solid var(--border);border-radius:10px;padding:14px;cursor:pointer;transition:border-color .15s}.purpose-card:hover{border-color:var(--muted)}.purpose-card.selected{border-color:var(--accent);background:rgba(47,129,247,.1)}.purpose-card h3{font-size:15px}.purpose-card p{font-size:13px;color:var(--muted);margin-top:4px}