*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;background:#09090b;color:#fafafa;min-height:100vh;display:flex;align-items:center;justify-content:center;line-height:1.6}
a{color:#818cf8;text-decoration:none}
a:hover{color:#a78bfa}
.auth-wrap{width:100%;padding:20px;display:flex;align-items:center;justify-content:center}
.auth-card{width:100%;max-width:400px;background:#111118;border:1px solid #1f1f2e;border-radius:16px;padding:36px 28px}
.auth-header{text-align:center;margin-bottom:28px}
.auth-logo{font-size:1.5rem;font-weight:800;background:linear-gradient(135deg,#818cf8,#a78bfa);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.auth-sub{color:#71717a;font-size:0.85rem;margin-top:6px}
.field{margin-bottom:16px}
.field label{display:block;font-size:0.82rem;color:#a1a1aa;margin-bottom:5px;font-weight:500}
.field input{width:100%;padding:10px 14px;background:#18181b;border:1px solid #27272a;border-radius:8px;color:#fafafa;font-size:0.9rem;outline:none;transition:border-color .2s}
.field input:focus{border-color:#6366f1}
.field input::placeholder{color:#52525b}
.field-msg{font-size:0.78rem;margin-bottom:12px;min-height:0;color:#ef4444}
.field-msg.error{color:#ef4444}
.field-msg.success{color:#34d399}
.btn-primary{width:100%;padding:11px;background:#6366f1;color:#fff;border:none;border-radius:8px;font-size:0.9rem;font-weight:500;cursor:pointer;transition:background .2s}
.btn-primary:hover{background:#4f46e5}
.btn-primary:disabled{opacity:0.4;cursor:not-allowed}
.auth-footer{text-align:center;margin-top:20px;font-size:0.82rem;color:#52525b}