/* auth.css - Estilos para login */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.login-page {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.login-card {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    width: 100%;
    max-width: 400px;
    overflow: hidden;
    animation: slideUp 0.5s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.login-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.1;
}

.login-header h1 {
    font-size: 1.8rem;
    margin: 0;
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.login-header p {
    opacity: 0.9;
    margin: 5px 0 0;
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
}

.login-body {
    padding: 30px;
}

.form-control {
    border-radius: 8px;
    padding: 12px 15px;
    border: 1px solid #dee2e6;
    transition: all 0.3s;
    font-size: 0.95rem;
}

.form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
    transform: translateY(-1px);
}

.form-label {
    font-weight: 500;
    color: #495057;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.btn-login {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    padding: 14px;
    border-radius: 8px;
    font-weight: 600;
    width: 100%;
    transition: all 0.3s;
    font-size: 1rem;
    letter-spacing: 0.5px;
}

.btn-login:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-login:active:not(:disabled) {
    transform: translateY(0);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.login-footer {
    text-align: center;
    padding: 20px;
    border-top: 1px solid #e9ecef;
    color: #6c757d;
    font-size: 0.85rem;
    background: #f8f9fa;
}

.login-footer .badge {
    font-size: 0.7rem;
    padding: 4px 8px;
    border-radius: 4px;
}

/* Alertas */
.alert {
    margin-bottom: 20px;
    border-radius: 8px;
    border: none;
    padding: 15px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.alert .btn-close {
    padding: 1rem;
}

/* Responsividade */
@media (max-width: 576px) {
    .login-card {
        margin: 10px;
    }
    
    .login-body {
        padding: 20px;
    }
    
    .login-footer > div {
        flex-direction: column;
        gap: 10px;
    }
}

/* Loader personalizado */
.spinner-border {
    width: 1rem;
    height: 1rem;
    border-width: 0.15em;
}