/**
 * Auth CSS - Styles for Login & Register pages
 * Theme: Clean Black & White
 */

.auth-page {
    padding: var(--space-4xl) 0;
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
}

.auth-container {
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-2xl);
}

.auth-title {
    font-size: var(--text-2xl);
    font-weight: var(--weight-medium);
    margin-bottom: var(--space-xl);
    text-align: center;
}

/* Forms */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.form-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    font-weight: var(--weight-medium);
}

.form-input {
    width: 100%;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    color: var(--color-text-primary);
    font-family: inherit;
    font-size: var(--text-base);
    transition: border-color var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-text-secondary);
}

.form-input::placeholder {
    color: var(--color-text-muted);
}

/* Button */
.auth-submit-btn {
    width: 100%;
    background: var(--color-white);
    color: var(--color-black);
    font-weight: var(--weight-medium);
    padding: 0.875rem;
    border-radius: var(--radius-sm);
    margin-top: var(--space-md);
    transition: opacity var(--transition-fast);
}

.auth-submit-btn:hover {
    opacity: 0.9;
}

.auth-submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Links */
.auth-footer {
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
}

.auth-link {
    color: var(--color-text-primary);
    font-weight: var(--weight-medium);
    text-decoration: underline;
    text-underline-offset: 4px;
    margin-left: 4px;
    transition: color var(--transition-fast);
}

.auth-link:hover {
    color: var(--color-text-secondary);
}

/* Error & Success Messages */
.auth-error {
    background: rgba(239, 68, 68, 0.1);
    border-left: 3px solid #ef4444;
    padding: var(--space-md);
    margin-bottom: var(--space-lg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    animation: auth-shake 0.4s cubic-bezier(.36,.07,.19,.97) both;
}

@keyframes auth-shake {
    10%, 90% { transform: translate3d(-1px, 0, 0); }
    20%, 80% { transform: translate3d(2px, 0, 0); }
    30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
    40%, 60% { transform: translate3d(4px, 0, 0); }
}

.auth-error p {
    color: #ef4444;
    font-size: var(--text-sm);
    font-weight: var(--weight-medium);
}

.auth-error svg {
    color: #ef4444;
    flex-shrink: 0;
}

/* Grid for name fields */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

@media (max-width: 480px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .auth-container {
        border: none;
        background: transparent;
        padding: var(--space-md);
    }
}

/* Success Pages */
.success-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    color: var(--color-white);
}

.redirect-timer {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-xl);
}

.countdown {
    font-weight: var(--weight-medium);
    color: var(--color-text-primary);
}