*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;min-height:100vh}.header{background:#0f172a;color:#fff;padding:16px 24px}.header h1{margin:0;font-size:18px;font-weight:700}.header p{margin:2px 0 0;font-size:13px;color:#94a3b8}.container{max-width:720px;margin:30px auto;padding:0 16px 60px}.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;margin-bottom:20px;box-shadow:0 4px 16px #0f172a0f}.card-title{font-size:15px;font-weight:700;color:var(--ink);margin:0 0 16px;padding-bottom:10px;border-bottom:2px solid var(--line);display:flex;align-items:center;gap:8px}.step{background:var(--brand);color:#fff;border-radius:50%;width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid .full{grid-column:1/-1}label{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--muted);font-weight:600}input,select,textarea{border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:14px;background:#fff;color:var(--ink);transition:border-color .15s}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px #0d94881a}input[required],select[required]{border-left:3px solid var(--brand)}textarea{resize:vertical;min-height:80px}.btn{border:none;border-radius:9px;padding:12px 24px;font-size:15px;font-weight:700;cursor:pointer}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-brand{background:var(--brand);color:#fff}.alert{border-radius:8px;padding:10px 14px;font-size:13px;margin-bottom:12px}.alert-err{background:#fee2e2;border:1px solid #fca5a5;color:#991b1b}.success-screen{text-align:center;padding:50px 20px}.success-screen .icon{font-size:56px}.success-screen h2{color:var(--ok);font-size:22px}@media(max-width:600px){.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:1}}