:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:#253346;background:#f5f7fb;font-synthesis:none}
*{box-sizing:border-box}
body{min-height:100vh;margin:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;background:radial-gradient(ellipse at 50% 8%,#e9effc 0,transparent 55%),#f5f7fb}
.login-card{width:100%;max-width:440px;padding:36px 38px;background:#fff;border:1px solid #e5e9f0;border-radius:18px;box-shadow:0 16px 55px #263c6610}
.brand{display:flex;gap:13px;align-items:center;font-size:19px;font-weight:650;letter-spacing:-.4px}.brand small{display:block;color:#8a96a6;font-size:11px;font-weight:400;letter-spacing:1px;margin-top:3px}
.brand-icon{position:relative;display:grid;place-items:center;width:42px;height:42px;background:#eef3ff;color:#2c61d4;border:1px solid #dee7fd;border-radius:12px;font-size:31px;font-weight:700;line-height:1}.brand-icon span{position:absolute;width:5px;height:5px;border-radius:50%;background:#648cec;right:8px;top:9px}
.divider{height:1px;background:#edf0f5;margin:28px 0}.eyebrow{font-size:11px;letter-spacing:1px;color:#8390a2}h1{font-size:24px;line-height:1.4;letter-spacing:-.6px;margin:8px 0 10px;font-weight:650}.description{font-size:12px;line-height:1.8;color:#8490a0;margin:0 0 27px}
label{display:block;font-size:12px;font-weight:600;color:#46556a;margin:18px 0 8px}input{width:100%;height:46px;border:1px solid #dfe5ed;border-radius:8px;padding:0 13px;font:inherit;font-size:13px;color:#29384d;background:#fcfdff;outline:none;transition:border-color .15s,box-shadow .15s}input::placeholder{color:#a0aab8}input:focus{border-color:#7095eb;box-shadow:0 0 0 3px #eaf0fe;background:#fff}
button{width:100%;height:46px;margin-top:26px;border:0;border-radius:8px;background:#2b60d5;color:#fff;font:inherit;font-size:13px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:12px;cursor:pointer;transition:background .15s}button:hover{background:#224fb5}button:focus-visible{outline:3px solid #a5bdf4;outline-offset:3px}button span{font-size:18px;font-weight:400}.footnote{display:flex;align-items:center;justify-content:center;gap:6px;color:#919cab;font-size:10px;margin:23px 0 0;white-space:nowrap}.secure-dot{width:5px;height:5px;border-radius:50%;background:#6d9e8c}.error{padding:11px 12px;border-radius:7px;background:#fff2f1;border:1px solid #f5dcd8;color:#b5473b;font-size:12px;line-height:1.5}footer{margin-top:27px;color:#a0aabb;font-size:10px;letter-spacing:.3px}
@media(max-width:480px){body{padding:24px 18px}.login-card{padding:30px 25px;border-radius:15px}h1{font-size:22px}.footnote{font-size:9px}}