body{background:#111;color:#fff;font-family:-apple-system,sans-serif;min-height:100vh;display:flex;align-items:center;justify-content:center}*{margin:0;padding:0;box-sizing:border-box}.card{background:#1c1c1c;border-radius:12px;padding:28px 24px;width:min(400px,92vw);box-shadow:0 4px 24px #0006}h2{font-size:20px;margin-bottom:8px;color:#e5e7eb}.sub{color:#9ca3af;font-size:13px;margin-bottom:18px}label{display:block;font-size:13px;color:#9ca3af;margin:12px 0 6px}input{width:100%;padding:10px 12px;border-radius:8px;border:1px solid #333;background:#0f0f0f;color:#fff;font-size:15px;outline:none}input:focus{border-color:#16a34a}button{width:100%;margin-top:18px;padding:12px;border:none;border-radius:8px;background:#16a34a;color:#fff;font-weight:700;font-size:16px;cursor:pointer}button:hover{background:#15803d}button:disabled{background:#555;cursor:default}.err{color:#ef4444;font-size:13px;min-height:18px;margin-top:12px}.tag{display:inline-block;padding:2px 8px;background:#16a34a22;color:#4ade80;border-radius:4px;font-size:12px;margin-left:6px}