:root{--sky:#eaf6ff;--ink:#163047;--muted:#688197;--blue:#349ee9;--line:#bad8ea;--card:#fff;--danger:#a04450}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:linear-gradient(145deg,#dceeff,#f8fcff);color:var(--ink);font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;display:grid;place-items:center;padding:24px}.shell{width:min(520px,100%)}.brand{font-weight:900;font-size:24px;letter-spacing:-.02em}.brand span{color:var(--blue)}.card{margin-top:16px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 20px 60px rgba(38,92,126,.13)}h1{font-size:26px;margin:0 0 6px}p{color:var(--muted)}label{display:block;font-weight:700;margin:14px 0 5px}input,select{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;background:#fff;font:inherit}button{width:100%;margin-top:18px;padding:12px;border:0;border-radius:10px;background:var(--blue);color:white;font-weight:800;font-size:16px}button:disabled{background:#9db7c8;cursor:not-allowed}.notice{border:1px solid #a7d6ef;background:#effaff;border-radius:11px;padding:11px 12px;color:#24678f}.error{color:var(--danger)}.links{display:flex;justify-content:space-between;gap:12px;margin-top:14px}.links a{color:#277eb7}.fine{font-size:13px;color:var(--muted)}