*{box-sizing:border-box}.login-container{background:#f4f6f8;justify-content:center;align-items:center;width:100%;min-height:100vh;padding:20px;display:flex}.login-card{background:#fff;border-radius:20px;width:420px;max-width:100%;padding:40px;box-shadow:0 10px 30px #0000001a}.login-title{text-align:center;color:#222;margin:0 0 8px;font-size:26px;font-weight:700}.login-subtitle{text-align:center;color:#777;margin:0 0 28px;font-size:14px}.login-field{background:#fafafa;border:1px solid #ddd;border-radius:12px;align-items:center;width:100%;height:52px;margin-bottom:16px;padding:0 14px;transition:border-color .2s,box-shadow .2s;display:flex}.login-field:focus-within{background:#fff;border-color:#1976d2;box-shadow:0 0 0 2px #1976d21f}.login-icon{color:#1976d2;margin-right:10px;font-size:20px}.login-field input{color:#222;background:0 0;border:none;outline:none;width:100%;height:100%;font-size:15px}.login-field input::placeholder{color:#888}.login-field input:disabled{cursor:not-allowed}.login-button{color:#fff;cursor:pointer;background:#1976d2;border:none;border-radius:12px;width:100%;height:48px;margin-top:4px;font-size:15px;font-weight:700;transition:background .2s,transform .1s}.login-button:hover:not(:disabled){background:#1565c0}.login-button:active:not(:disabled){transform:scale(.99)}.login-button:disabled{cursor:not-allowed;background:#90caf9}.login-loading{justify-content:center;align-items:center;gap:8px;display:flex}.spinner{border:3px solid #fff6;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=480px){.login-container{padding:16px}.login-card{border-radius:16px;padding:30px 24px}.login-title{font-size:23px}}