:root{--green:#06b36a;--dark:#00282d;--border:#d9e4e0}*{box-sizing:border-box}body{background:#f1f3f2;color:#173136;font:15px/1.5 system-ui,-apple-system,Segoe UI,sans-serif;margin:0}header{display:flex;justify-content:space-between;align-items:center;gap:16px;background:#fff;border-bottom:1px solid var(--border);padding:18px max(24px,calc((100vw - 1000px)/2))}a{color:var(--dark);text-decoration:none}.brand{font-size:26px;font-weight:900}.brand span{color:var(--green)}main{max-width:850px;margin:36px auto;padding:0 20px}.intro p{color:var(--green);font-weight:700;margin:0}.intro h1{font-size:29px;color:var(--dark);margin:4px 0 20px}.card{border:1px solid var(--border);border-radius:18px;padding:26px;background:#fff;box-shadow:0 12px 28px #00282d0c}.card h2{font-size:18px;margin:8px 0 18px}.plans{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:30px}.plan{cursor:pointer;border:1px solid var(--border);border-radius:14px;padding:18px;display:flex;align-items:flex-start;gap:10px}.plan:has(input:checked){border:2px solid var(--green);background:#f2fcf7}.plan input{margin:5px 0}.plan span{display:grid;gap:6px}.plan b{color:var(--green);font-size:20px}.plan small,.small{font-size:12px;color:#65777c}.form{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form label{font-size:13px;font-weight:700;display:grid;gap:7px}.form input{padding:12px;border:1px solid #cddcd6;border-radius:9px;font:inherit;width:100%;min-width:0}.form input:focus{outline:2px solid #a3eacc}.form .check,.form button{grid-column:1/-1}.check{display:flex!important;align-items:center;gap:10px}.check input{width:auto}.button{border:0;border-radius:10px;background:var(--green);padding:12px 20px;font-weight:800;color:#fff;cursor:pointer;display:inline-block;text-align:center}.notice{padding:16px;border-radius:12px;margin-bottom:22px}.notice.ok{background:#e8f9f0;border:1px solid #9addb9}.notice.warn{background:#fff0ec;border:1px solid #ffc2b0}footer{color:#75878b;text-align:center;padding:25px;font-size:12px}@media(max-width:650px){header{padding:15px}.plans,.form{grid-template-columns:1fr}.card{padding:18px}.intro h1{font-size:25px}}