:root{--primary:#1f3864;--primary-light:#2d4d8a;--bg:#f5f6f8;--card:#fff;--border:#e0e0e0;--text:#222;--muted:#666;--error:#c0392b}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);padding:20px 16px 60px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Arial,sans-serif}.card{background:var(--card);border-radius:12px;max-width:480px;margin:0 auto;padding:28px 24px;box-shadow:0 2px 10px #0000000f}h1{color:var(--primary);margin:0 0 4px;font-size:20px}.brand-sub{color:var(--muted);margin-bottom:20px;font-size:13px}.step{display:none}.step.active{display:block}label{color:var(--text);margin:14px 0 5px;font-size:13px;font-weight:600;display:block}input,select{border:1px solid var(--border);border-radius:8px;width:100%;padding:11px 12px;font-family:inherit;font-size:15px}input:focus,select:focus{border-color:var(--primary);outline:none}.btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;margin-top:22px;padding:13px;font-size:15px;font-weight:600;display:inline-block}.btn:hover{background:var(--primary-light)}.btn:disabled{cursor:not-allowed;background:#aaa}.btn-secondary{color:var(--primary);border:1px solid var(--primary);background:0 0;margin-top:10px}.btn-secondary:hover{background:#f0f2f6}.error{color:var(--error);margin-top:8px;font-size:13px;display:none}.error.visible{display:block}.price-display{text-align:center;margin-top:10px;padding:20px 0}.price-display .amount{color:var(--primary);font-size:38px;font-weight:700}.price-display .zone{color:var(--muted);margin-top:4px;font-size:13px}.slot-grid{grid-template-columns:1fr 1fr;gap:10px;margin-top:12px;display:grid}.slot-btn{border:1.5px solid var(--border);cursor:pointer;text-align:center;background:#fff;border-radius:8px;padding:14px 8px;font-size:14px;font-weight:600}.slot-btn:hover{border-color:var(--primary)}.slot-btn.selected{border-color:var(--primary);background:var(--primary);color:#fff}.disclaimer{color:var(--muted);margin-top:16px;font-size:12px;line-height:1.5}.summary-row{border-bottom:1px solid var(--border);justify-content:space-between;padding:9px 0;font-size:14px;display:flex}.summary-row .label{color:var(--muted)}.summary-row .value{text-align:right;font-weight:600}.loading{text-align:center;color:var(--muted);padding:30px 0;font-size:14px}.success-icon{text-align:center;margin-bottom:6px;font-size:48px}.hold-timer{text-align:center;color:var(--muted);background:#fff8e6;border-radius:8px;margin-top:14px;padding:10px;font-size:13px}.terms-box{border:1px solid var(--border);height:320px;color:var(--text);background:#fafafa;border-radius:8px;margin-top:8px;padding:14px 16px;font-size:12.5px;line-height:1.55;overflow-y:scroll}.terms-box h3{color:var(--primary);margin:16px 0 6px;font-size:14px}.terms-box h4{color:var(--primary);margin:12px 0 4px;font-size:13px}.terms-box p{margin:0 0 8px}.scroll-hint{text-align:center;color:var(--muted);margin-top:6px;font-size:12px}.agree-row{align-items:flex-start;gap:10px;margin-top:16px;display:flex}.agree-row input[type=checkbox]{flex-shrink:0;width:18px;height:18px;margin-top:2px}.agree-row label{margin:0;font-size:13px;font-weight:400;line-height:1.5}.welcome-note{color:var(--primary);text-align:center;background:#eef4ff;border-radius:8px;margin-top:14px;padding:10px 12px;font-size:13px}