/**
 * Login Page CSS
 * Page-specific styles for login.html
 * - Login container, card, header components
 * - Error and lockout warning styles
 * - Stats panel with collapsible functionality
 */

/* ============================================
   LOGIN CONTAINER & CARD
   ============================================ */

/* Centered flex container for login page */
.login-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

/* Login card with animation */
.login-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 480px;
    padding: var(--spacing-xl);
    animation: slideUp var(--transition-normal);
}

/* ============================================
   LOGIN HEADER COMPONENTS
   ============================================ */

.login-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.login-logo img {
    height: 64px;
    width: auto;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.login-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ============================================
   ERROR & LOCKOUT MESSAGES
   ============================================ */

/* Error message styling */
.error-message {
    background-color: rgba(220, 53, 69, 0.1);
    border: 1px solid #dc3545;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: #dc3545;
    font-size: 0.875rem;
    text-align: center;
}

/* Lockout warning message */
.lockout-warning {
    background-color: rgba(255, 193, 7, 0.1);
    border: 1px solid #ffc107;
    border-radius: var(--radius-sm);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: #ffc107;
    font-size: 0.875rem;
    font-weight: 400;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.lockout-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* ============================================
   FORM LOCKED STATE
   ============================================ */

/* Form disabled state when account is locked */
.login-form.locked {
    opacity: 0.6;
    pointer-events: none;
}

/* Consistent spacing for form elements */
.login-form .form-group {
    margin-bottom: var(--spacing-md);
}

.login-form button[type="submit"] {
    margin-top: var(--spacing-md);
}

/* Password input wrapper */
.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-wrapper .form-input {
    padding-right: 44px;
}

/* Password toggle button */
.password-toggle-btn {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.password-toggle-btn:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.password-toggle-btn svg {
    display: block;
}

/* Disabled submit button state */
.login-form button[type="submit"]:disabled {
    background-color: var(--text-muted);
    border-color: var(--text-muted);
    cursor: not-allowed;
    opacity: 0.7;
}

.login-form.locked .form-input {
    background-color: var(--bg-code);
    border-color: var(--border-color);
}

.login-form.locked .btn-primary {
    background-color: var(--text-muted);
    border-color: var(--text-muted);
    cursor: not-allowed;
}

/* ============================================
   STATS PANEL
   ============================================ */

.stats-panel {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    animation: slideUp var(--transition-normal);
}

.stats-header {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.stat-item:hover {
    background-color: var(--bg-hover);
}

.stat-value {
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-mono);
    margin-bottom: 2px;
}

.stat-label {
    font-size: 0.625rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   COLLAPSIBLE STATS PANEL
   ============================================ */

.stats-toggle-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    padding: var(--spacing-xs) 0;
    user-select: none;
    transition: background-color var(--transition-fast);
}

.stats-toggle-header:hover {
    background-color: var(--bg-hover);
}

.stats-toggle-text {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stats-toggle-icon {
    font-size: 0.625rem;
    color: var(--text-muted);
    transition: transform var(--transition-normal);
    transform: rotate(90deg);
}

.stats-toggle-icon.collapsed {
    transform: rotate(0deg);
}

.stats-content {
    max-height: 500px;
    overflow: hidden;
    transition: max-height var(--transition-normal), opacity var(--transition-normal);
}

.stats-content.collapsed {
    max-height: 0;
    opacity: 0;
}

/* ============================================
   MOBILE RESPONSIVE STYLES
   ============================================ */

@media (max-width: 480px) {
    .login-card {
        padding: var(--spacing-lg);
    }

    .login-logo img {
        height: 40px;
    }

    .login-title {
        font-size: 1.25rem;
    }

    /* Stats grid becomes 3-column on mobile */
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .stat-item:nth-child(4),
    .stat-item:nth-child(5) {
        grid-column: span 1;
    }
}