*{box-sizing:border-box;margin:0;padding:0;font-family:Arial,sans-serif;}
body{min-height:100vh;display:flex;justify-content:center;align-items:center;padding:6vh 5vw;background:radial-gradient(circle at top left,#dbeafe 0%,transparent 40%),radial-gradient(circle at bottom right,#bfdbfe 0%,transparent 45%),linear-gradient(135deg,#f8fafc,#e0f2fe);}
.card{width:100%;max-width:440px;background:rgba(255,255,255,0.85);backdrop-filter:blur(14px);border:1px solid rgba(148,163,184,0.25);border-radius:18px;padding:30px;box-shadow:0 20px 45px rgba(0,0,0,0.08);display:flex;flex-direction:column;gap:18px;}
h2{text-align:center;font-size:22px;color:#1e3a8a;}
.notice{padding:12px;border-radius:12px;background:#eff6ff;border:1px solid #bfdbfe;color:#1e3a8a;font-size:13px;text-align:center;}
.notice.error{background:#fee2e2;border:1px solid #fca5a5;color:#991b1b;}
.notice.success{background:#dcfce7;border:1px solid #86efac;color:#166534;}
.row{display:flex;flex-direction:column;gap:6px;padding:14px;border-radius:12px;background:#f8fafc;border:1px solid #e2e8f0;}
.row label{font-size:13px;font-weight:600;color:#334155;}
.row input{width:100%;display:block;padding:12px;border-radius:10px;border:1px solid #cbd5e1;outline:none;font-size:14px;background:#fff;}
.row input:focus{border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,0.15);}
button{width:100%;padding:13px;border:none;border-radius:12px;background:linear-gradient(135deg,#2563eb,#1e40af);color:#fff;font-weight:600;cursor:pointer;transition:.2s;}
button:hover{transform:translateY(-1px);box-shadow:0 10px 20px rgba(37,99,235,.25);}
.register-card{display:flex;align-items:center;justify-content:space-between;padding:14px;border-radius:12px;background:#f1f5f9;border:1px solid #e2e8f0;}
.register-card span{font-size:13px;color:#334155;}
.register-card button{width:auto;padding:8px 14px;font-size:13px;background:linear-gradient(135deg,#0ea5e9,#2563eb);}
@media(max-width:600px){body{align-items:flex-start;padding-top:30px;}.card{max-width:100%;width:92%;padding:22px;}