/* Estilos para páginas de autenticação */
.auth-body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    height: 100vh;
    overflow: hidden;
}

.auth-background {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.auth-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
    opacity: 0.3;
}

.auth-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
}

.auth-container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.auth-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideUp 0.6s ease-out;
}

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

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-logo {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.auth-logo i {
    font-size: 32px;
    color: white;
}

.auth-header h2 {
    color: #333;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 28px;
}

.auth-header p {
    color: #666;
    margin: 0;
    font-size: 16px;
}

.auth-form {
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.input-group {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.input-group:focus-within {
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
}

.input-group-text {
    background: #f8f9fa;
    border: none;
    color: #667eea;
    font-size: 16px;
    width: 50px;
    justify-content: center;
}

.form-control {
    border: none;
    padding: 15px;
    font-size: 16px;
    background: #f8f9fa;
    transition: all 0.3s ease;
}

.form-control:focus {
    background: white;
    box-shadow: none;
    border: none;
}

.form-check {
    margin: 20px 0;
}

.form-check-input:checked {
    background-color: #667eea;
    border-color: #667eea;
}

.form-check-label {
    color: #666;
    font-size: 14px;
}

.btn-auth {
    width: 100%;
    padding: 15px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-auth:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
}

.btn-auth:active {
    transform: translateY(0);
}

.auth-footer {
    text-align: center;
    margin-top: 20px;
}

.auth-footer p {
    color: #666;
    margin: 0;
    font-size: 14px;
}

.auth-footer a {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.auth-footer a:hover {
    color: #764ba2;
    text-decoration: underline;
}

.text-danger {
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

/* Responsividade */
@media (max-width: 480px) {
    .auth-container {
        padding: 10px;
    }
    
    .auth-card {
        padding: 30px 20px;
        margin: 10px;
    }
    
    .auth-header h2 {
        font-size: 24px;
    }
    
    .auth-logo {
        width: 60px;
        height: 60px;
    }
    
    .auth-logo i {
        font-size: 24px;
    }
}

/* Animações adicionais */
.form-control {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.input-group {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-auth {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}