body { background: #eef5f9; min-height: 100vh; display: flex; align-items: center; }
.login-card { border: none; border-radius: 16px; box-shadow: 0 8px 32px rgba(26,159,192,.15); }
.login-header { background: linear-gradient(135deg, #1a9fc0 0%, #0d7a99 100%); border-radius: 16px 16px 0 0; padding: 2rem; text-align: center; }
.btn-primary { background: #1a9fc0; border-color: #1a9fc0; }
.btn-primary:hover { background: #0d7a99; border-color: #0d7a99; }