/* ============================================
   AUTHENTIFICATION - STYLES
   ============================================ */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, var(--primary-dark) 100%);
    position: relative;
    overflow: hidden;
}

.auth-page::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.auth-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.auth-box {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 40px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
}

.auth-logo {
    text-align: center;
    margin-bottom: 32px;
}

.auth-logo .logo-icon {
    font-size: 4rem;
    display: block;
    margin-bottom: 16px;
}

.auth-logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.auth-logo p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.auth-form h2 {
    font-size: 1.3rem;
    margin-bottom: 24px;
    text-align: center;
}

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

.auth-form .form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.auth-form .form-control {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: var(--border-radius-sm);
    color: var(--text-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.auth-form .form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.auth-form .btn-block {
    width: 100%;
    padding: 14px;
    margin-top: 8px;
}

.auth-switch {
    text-align: center;
    margin-top: 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.auth-switch a {
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 600;
}

.auth-switch a:hover {
    text-decoration: underline;
}

.auth-message {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    text-align: center;
}

.auth-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.auth-message.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--success);
    color: var(--success);
}

/* Responsive */
@media (max-width: 480px) {
    .auth-box {
        padding: 24px;
    }
    
    .auth-logo .logo-icon {
        font-size: 3rem;
    }
    
    .auth-logo h1 {
        font-size: 1.5rem;
    }
}