/**
 * CROMULTY Dashboard Styles
 * Modern, clean, and responsive admin interface
 */

/* ==========================================================================
   CSS Variables (Theme)
   ========================================================================== */

:root {
    /* Colors - Primary */
    --color-primary: #2A4B8C;
    --color-primary-hover: #1E3A6E;
    --color-primary-light: #E8EDF5;

    /* Colors - Accent */
    --color-accent: #FF6B00;
    --color-accent-hover: #E05F00;

    /* Colors - Brand */
    --color-slate: #475569;
    --color-light-blue: #7D9EDF;

    /* Colors - Semantic */
    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;

    /* Colors - Grayscale */
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #475569;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    /* Typography */
    --font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: 'Montserrat', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;

    /* Layout */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 72px;
    --top-bar-height: 64px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-gray-900);
    background-color: var(--color-gray-50);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading, 'Montserrat', sans-serif);
}

.dashboard-body {
    overflow-x: hidden;
}

/* ==========================================================================
   Layout
   ========================================================================== */

.dashboard-layout {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--color-gray-900);
    color: var(--color-gray-300);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width var(--transition-base);
}

.sidebar-header {
    padding: var(--spacing-4) var(--spacing-5);
    border-bottom: 1px solid var(--color-gray-800);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    text-decoration: none;
    color: var(--color-white);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.logo-text {
    white-space: nowrap;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-4) 0;
    overflow-y: auto;
}

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin: var(--spacing-1) 0;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-5);
    color: var(--color-gray-400);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
    border-left: 3px solid transparent;
}

.nav-link:hover {
    color: var(--color-white);
    background: var(--color-gray-800);
}

.nav-link.active {
    color: var(--color-white);
    background: var(--color-gray-800);
    border-left-color: var(--color-primary);
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.external-icon {
    width: 14px;
    height: 14px;
    margin-left: auto;
    opacity: 0.5;
}

.nav-divider {
    height: 1px;
    background: var(--color-gray-800);
    margin: var(--spacing-4) var(--spacing-5);
}

.nav-secondary {
    margin-top: auto;
}

/* Sidebar Footer / User Menu */
.sidebar-footer {
    padding: var(--spacing-4);
    border-top: 1px solid var(--color-gray-800);
}

.user-menu {
    position: relative;
}

.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    width: 100%;
    padding: var(--spacing-2);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-gray-300);
    cursor: pointer;
    text-align: left;
    transition: background var(--transition-fast);
}

.user-menu-trigger:hover {
    background: var(--color-gray-800);
}

.user-avatar {
    width: 36px;
    height: 36px;
    background: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-email {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chevron-icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    transition: transform var(--transition-fast);
}

.user-menu-trigger[aria-expanded="true"] .chevron-icon {
    transform: rotate(180deg);
}

.user-dropdown {
    position: absolute;
    bottom: 100%;
    left: 0;
    right: 0;
    margin-bottom: var(--spacing-2);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    z-index: 10;
}

.user-dropdown[aria-hidden="true"] {
    display: none;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    color: var(--color-gray-700);
    text-decoration: none;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.dropdown-item:hover {
    background: var(--color-gray-50);
}

.dropdown-item svg {
    width: 16px;
    height: 16px;
    color: var(--color-gray-400);
}

.dropdown-item-danger {
    color: var(--color-danger);
}

.dropdown-item-danger svg {
    color: var(--color-danger);
}

.dropdown-divider {
    height: 1px;
    background: var(--color-gray-200);
    margin: var(--spacing-2) 0;
}

.logout-form {
    margin: 0;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Top Bar */
.top-bar {
    position: sticky;
    top: 0;
    height: var(--top-bar-height);
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    padding: 0 var(--spacing-6);
    gap: var(--spacing-4);
    z-index: 50;
}

.sidebar-toggle {
    display: none;
    padding: var(--spacing-2);
    background: none;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--color-gray-500);
}

.sidebar-toggle:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

.sidebar-toggle svg {
    width: 24px;
    height: 24px;
}

.breadcrumbs {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.breadcrumb-link {
    color: var(--color-gray-500);
    text-decoration: none;
}

.breadcrumb-link:hover {
    color: var(--color-gray-700);
}

.breadcrumb-separator {
    color: var(--color-gray-300);
}

.breadcrumb-current {
    color: var(--color-gray-900);
    font-weight: 500;
}

.top-bar-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-left: auto;
}

.search-trigger,
.notification-trigger {
    position: relative;
    padding: var(--spacing-2);
    background: none;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    color: var(--color-gray-500);
}

.search-trigger:hover,
.notification-trigger:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-700);
}

.search-trigger svg,
.notification-trigger svg {
    width: 20px;
    height: 20px;
}

.notification-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    background: var(--color-danger);
    color: var(--color-white);
    font-size: 10px;
    font-weight: 600;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Page Content */
.page-content {
    flex: 1;
    padding: var(--spacing-6);
    max-width: 1400px;
    width: 100%;
    margin: 0 auto;
}

/* ==========================================================================
   Components - Page Header
   ========================================================================== */

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.page-header-sticky {
    position: sticky;
    top: var(--top-bar-height);
    background: var(--color-gray-50);
    padding: var(--spacing-4) 0;
    margin: calc(var(--spacing-6) * -1);
    margin-bottom: var(--spacing-6);
    padding-left: var(--spacing-6);
    padding-right: var(--spacing-6);
    z-index: 40;
    border-bottom: 1px solid var(--color-gray-200);
}

.page-title {
    margin: 0;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
}

.page-description {
    margin: var(--spacing-1) 0 0;
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
}

.page-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-2);
    font-size: var(--font-size-sm);
}

.page-slug {
    color: var(--color-gray-500);
    font-family: monospace;
}

.page-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex-shrink: 0;
}

/* ==========================================================================
   Components - Buttons
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    font-family: inherit;
    font-size: var(--font-size-sm);
    font-weight: 500;
    line-height: 1.5;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

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

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-primary-hover);
}

.btn-secondary {
    background: var(--color-white);
    border-color: var(--color-gray-300);
    color: var(--color-gray-700);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-gray-50);
    border-color: var(--color-gray-400);
}

.btn-success {
    background: var(--color-success);
    color: var(--color-white);
}

.btn-success:hover:not(:disabled) {
    background: #059669;
}

.btn-warning {
    background: var(--color-warning);
    color: var(--color-white);
}

.btn-warning:hover:not(:disabled) {
    background: #d97706;
}

.btn-danger {
    background: var(--color-danger);
    color: var(--color-white);
}

.btn-danger:hover:not(:disabled) {
    background: #dc2626;
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray-600);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-gray-100);
    color: var(--color-gray-900);
}

.btn-accent {
    background-color: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

.btn-accent:hover:not(:disabled) {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.btn-icon {
    padding: var(--spacing-2);
}

.btn-sm {
    padding: var(--spacing-1) var(--spacing-3);
    font-size: var(--font-size-xs);
}

.btn-sm svg {
    width: 14px;
    height: 14px;
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   Components - Badges
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-1) var(--spacing-2);
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: var(--radius);
    white-space: nowrap;
}

.badge-sm {
    padding: 2px var(--spacing-1);
    font-size: 10px;
}

.badge-primary {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.badge-success {
    background: var(--color-success-light);
    color: #065f46;
}

.badge-warning {
    background: var(--color-warning-light);
    color: #92400e;
}

.badge-danger {
    background: var(--color-danger-light);
    color: #991b1b;
}

.badge-info {
    background: var(--color-info-light);
    color: #1e40af;
}

.badge-secondary {
    background: var(--color-gray-100);
    color: var(--color-gray-600);
}

/* ==========================================================================
   Components - Forms
   ========================================================================== */

.form-group {
    margin-bottom: var(--spacing-4);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-700);
}

.form-label .required {
    color: var(--color-danger);
}

.form-input,
.form-select,
.form-textarea {
    display: block;
    width: 100%;
    padding: var(--spacing-2) var(--spacing-3);
    font-family: inherit;
    font-size: var(--font-size-sm);
    line-height: 1.5;
    color: var(--color-gray-900);
    background: var(--color-white);
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-input.is-invalid,
.form-select.is-invalid,
.form-textarea.is-invalid {
    border-color: var(--color-danger);
}

.form-input.is-invalid:focus,
.form-select.is-invalid:focus,
.form-textarea.is-invalid:focus {
    box-shadow: 0 0 0 3px var(--color-danger-light);
}

.form-input::placeholder {
    color: var(--color-gray-400);
}

.form-input-sm {
    padding: var(--spacing-1) var(--spacing-2);
    font-size: var(--font-size-xs);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-3) center;
    background-size: 16px;
    padding-right: var(--spacing-10);
}

.form-hint {
    margin: var(--spacing-1) 0 0;
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

.form-error {
    display: block;
    margin-top: var(--spacing-1);
    font-size: var(--font-size-xs);
    color: var(--color-danger);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-700);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 2px;
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.char-count {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
    font-weight: 400;
    margin-left: var(--spacing-2);
}

.char-count.text-warning {
    color: var(--color-warning);
}

/* ==========================================================================
   Components - Cards
   ========================================================================== */

.metric-card,
.test-card,
.site-card,
.translation-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-5);
    transition: box-shadow var(--transition-fast);
}

.metric-card:hover,
.test-card:hover,
.site-card:hover,
.translation-card:hover {
    box-shadow: var(--shadow-md);
}

/* Metrics Grid */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

.metric-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
}

.metric-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.metric-icon svg {
    width: 24px;
    height: 24px;
}

.metric-icon-blue {
    background: var(--color-info-light);
    color: var(--color-info);
}

.metric-icon-green {
    background: var(--color-success-light);
    color: var(--color-success);
}

.metric-icon-purple {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.metric-icon-orange {
    background: var(--color-warning-light);
    color: var(--color-warning);
}

.metric-content {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    line-height: 1.2;
}

.metric-label {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

/* ==========================================================================
   Components - Tables
   ========================================================================== */

.table-container {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th,
.data-table td {
    padding: var(--spacing-3) var(--spacing-4);
    text-align: left;
}

.data-table th {
    background: var(--color-gray-50);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--color-gray-200);
}

.data-table td {
    font-size: var(--font-size-sm);
    border-bottom: 1px solid var(--color-gray-100);
    vertical-align: middle;
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table tbody tr:hover {
    background: var(--color-gray-50);
}

.table-cell-primary a {
    color: var(--color-gray-900);
    font-weight: 500;
    text-decoration: none;
}

.table-cell-primary a:hover {
    color: var(--color-primary);
}

.table-cell-secondary {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    font-family: monospace;
}

.text-right {
    text-align: right;
}

.text-center {
    text-align: center;
}

.actions-col {
    width: 120px;
}

.action-buttons {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-1);
}

/* ==========================================================================
   Components - Empty State
   ========================================================================== */

.empty-state {
    text-align: center;
    padding: var(--spacing-8);
}

.empty-state-large {
    padding: var(--spacing-12);
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-4);
    background: var(--color-gray-100);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
}

.empty-state-icon svg {
    width: 32px;
    height: 32px;
}

.empty-state-title {
    margin: 0 0 var(--spacing-2);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-900);
}

.empty-state-text {
    margin: 0 0 var(--spacing-4);
    color: var(--color-gray-500);
}

/* ==========================================================================
   Components - Alerts
   ========================================================================== */

.alert {
    padding: var(--spacing-4);
    border-radius: var(--radius);
    margin-bottom: var(--spacing-4);
    font-size: var(--font-size-sm);
}

.alert-success {
    background: var(--color-success-light);
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-danger {
    background: var(--color-danger-light);
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-warning {
    background: var(--color-warning-light);
    color: #92400e;
    border: 1px solid #fde68a;
}

.alert-info {
    background: var(--color-info-light);
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

/* ==========================================================================
   Components - Modal
   ========================================================================== */

.modal[hidden] {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal-content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 480px;
    width: 100%;
    padding: var(--spacing-6);
}

.modal-title {
    margin: 0 0 var(--spacing-2);
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.modal-message {
    margin: 0 0 var(--spacing-4);
    color: var(--color-gray-600);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
    margin-top: var(--spacing-6);
}

/* ==========================================================================
   Components - Progress Bar
   ========================================================================== */

.progress-bar {
    height: 8px;
    background: var(--color-gray-200);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-lg {
    height: 12px;
}

.progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 4px;
    transition: width var(--transition-slow);
}

.progress-text {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    margin-top: var(--spacing-1);
}

/* ==========================================================================
   Components - Dropdowns
   ========================================================================== */

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: var(--spacing-1);
    min-width: 180px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 50;
    display: none;
}

.dropdown-trigger[aria-expanded="true"] + .dropdown-menu,
.dropdown:hover .dropdown-menu {
    display: block;
}

/* ==========================================================================
   Components - Tabs
   ========================================================================== */

.tabs {
    display: flex;
    gap: var(--spacing-1);
    border-bottom: 1px solid var(--color-gray-200);
    margin-bottom: var(--spacing-4);
}

.tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-500);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all var(--transition-fast);
}

.tab:hover {
    color: var(--color-gray-700);
}

.tab.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tab-count {
    font-size: var(--font-size-xs);
    padding: 2px 6px;
    background: var(--color-gray-100);
    border-radius: var(--radius);
}

.tab.active .tab-count {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

/* ==========================================================================
   Components - Dashboard Grid
   ========================================================================== */

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

.dashboard-section {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-5);
}

.dashboard-section-full {
    grid-column: span 2;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-4);
}

.section-title {
    margin: 0;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
}

.section-link {
    font-size: var(--font-size-sm);
    color: var(--color-primary);
    text-decoration: none;
}

.section-link:hover {
    text-decoration: underline;
}

/* ==========================================================================
   Components - Test Cards Grid
   ========================================================================== */

.test-cards,
.test-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-4);
}

.test-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-2);
}

.test-card-title {
    margin: 0;
    font-size: var(--font-size-base);
    font-weight: 600;
}

.test-card-title a {
    color: var(--color-gray-900);
    text-decoration: none;
}

.test-card-title a:hover {
    color: var(--color-primary);
}

.test-card-page {
    margin: 0 0 var(--spacing-3);
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.test-card-page a {
    color: var(--color-gray-500);
    text-decoration: none;
}

.test-card-page a:hover {
    color: var(--color-primary);
}

.test-card-stats {
    display: flex;
    gap: var(--spacing-4);
    padding: var(--spacing-3) 0;
    border-top: 1px solid var(--color-gray-100);
    border-bottom: 1px solid var(--color-gray-100);
    margin-bottom: var(--spacing-3);
}

.test-stat {
    text-align: center;
    flex: 1;
}

.test-stat-value {
    display: block;
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-900);
}

.test-stat-label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

.test-card-progress {
    margin-bottom: var(--spacing-3);
}

.test-card-actions {
    display: flex;
    gap: var(--spacing-2);
}

.test-card-actions .btn {
    flex: 1;
}

/* ==========================================================================
   Components - Chart Placeholder
   ========================================================================== */

.chart-container {
    min-height: 200px;
}

.chart-placeholder {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: 200px;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 100%;
    padding: var(--spacing-4) 0;
}

.chart-bar-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    flex: 1;
}

.chart-bar {
    width: 32px;
    background: var(--color-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    position: relative;
    transition: height var(--transition-slow);
}

.chart-bar:hover {
    background: var(--color-primary-hover);
}

.chart-bar-value {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-gray-600);
    padding-bottom: 4px;
    white-space: nowrap;
}

.chart-bar-label {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

.chart-legend {
    display: flex;
    justify-content: center;
    gap: var(--spacing-4);
    margin-top: var(--spacing-4);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.legend-color-primary {
    background: var(--color-primary);
}

/* ==========================================================================
   Components - Activity List
   ========================================================================== */

.activity-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
    padding: var(--spacing-3);
    background: var(--color-gray-50);
    border-radius: var(--radius);
}

.activity-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-icon svg {
    width: 16px;
    height: 16px;
}

.activity-icon-test {
    background: var(--color-success-light);
    color: var(--color-success);
}

.activity-icon-page {
    background: var(--color-info-light);
    color: var(--color-info);
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-text {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.activity-text strong {
    color: var(--color-gray-900);
}

.activity-text a {
    color: var(--color-primary);
    text-decoration: none;
}

.activity-text a:hover {
    text-decoration: underline;
}

.activity-time {
    font-size: var(--font-size-xs);
    color: var(--color-gray-400);
}

/* ==========================================================================
   Components - Quick Actions
   ========================================================================== */

.quick-actions {
    margin-top: var(--spacing-6);
}

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

.quick-action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-5);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    text-decoration: none;
    color: var(--color-gray-700);
    transition: all var(--transition-fast);
}

.quick-action-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.quick-action-icon {
    width: 48px;
    height: 48px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.quick-action-icon svg {
    width: 24px;
    height: 24px;
}

.quick-action-label {
    font-size: var(--font-size-sm);
    font-weight: 500;
}

/* ==========================================================================
   Components - Editor
   ========================================================================== */

.editor-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--spacing-6);
}

.editor-main {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.editor-tabs {
    display: flex;
    background: var(--color-gray-50);
    border-bottom: 1px solid var(--color-gray-200);
}

.editor-tab {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-gray-500);
    background: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.editor-tab:hover {
    color: var(--color-gray-700);
    background: var(--color-gray-100);
}

.editor-tab.active {
    color: var(--color-gray-900);
    background: var(--color-white);
    border-bottom: 2px solid var(--color-primary);
    margin-bottom: -1px;
}

.editor-tab svg {
    width: 16px;
    height: 16px;
}

.editor-panels {
    min-height: 500px;
}

.editor-panel {
    display: none;
}

.editor-panel.active {
    display: block;
}

.editor-panel .CodeMirror {
    height: 500px;
    font-size: 14px;
}

.editor-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.sidebar-section {
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--spacing-4);
}

.sidebar-section-title {
    margin: 0 0 var(--spacing-3);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-gray-900);
}

.sidebar-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-3);
}

.sidebar-section-link {
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    text-decoration: none;
}

.sidebar-section-link:hover {
    text-decoration: underline;
}

.sidebar-section-danger {
    border-color: var(--color-danger-light);
}

.sidebar-section-danger .sidebar-section-title {
    color: var(--color-danger);
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.text-muted {
    color: var(--color-gray-500);
}

.text-sm {
    font-size: var(--font-size-sm);
}

.text-success {
    color: var(--color-success);
}

.inline-form {
    display: inline;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-section-full {
        grid-column: span 1;
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .quick-action-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .editor-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .sidebar-toggle {
        display: block;
    }

    .page-header {
        flex-direction: column;
        align-items: stretch;
    }

    .page-actions {
        flex-wrap: wrap;
    }

    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .quick-action-cards {
        grid-template-columns: 1fr;
    }

    .test-cards,
    .test-cards-grid {
        grid-template-columns: 1fr;
    }
}