/**
 * ScriptBox Admin Design System
 * Information-dense layout for warehouse staff
 * 
 * @version 5.0
 */

/* =============================================================================
   CSS VARIABLES
   ============================================================================= */
:root {
    /* Primary Colors */
    --color-primary: #3b82f6;
    --color-primary-dark: #2563eb;
    --color-primary-light: #60a5fa;
    
    /* Admin Theme - Professional Blue/Gray */
    --color-navy: #1e3a5f;
    --color-navy-dark: #16213e;
    --color-navy-light: #2d4a6f;
    
    /* Design System Aliases (from demo-design-system.html) */
    --color-blue-dark: #1e3a5f;
    --color-blue-navy: #16213e;
    --color-blue: #a8d5e5;
    --color-blue-light: #d4eef5;
    
    /* Salmon/Warm Colors */
    --color-salmon: #ffb5a7;
    --color-salmon-light: #fff3bd; /* #fcd5ce */
    --color-salmon-dark: #f4978e;
    --color-salmon-deep: #e07a5f;
    
    /* Purple */
    --color-purple: #b8a9c9;
    --color-purple-light: #ffe25e; /* #e8e0f0; */
    --color-purple-dark: #7c6992;
    
    /* Accent Colors */
    --color-accent: #e85d75;
    --color-accent-dark: #d64563;
    --color-accent-light: #ff8fa3;
    
    /* Status Colors */
    --color-success: #22c55e;
    --color-success-light: #dcfce7;
    --color-success-dark: #16a34a;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-warning-dark: #d97706;
    --color-danger: #ef4444;
    --color-danger-light: #fef2f2;
    --color-danger-dark: #dc2626;
    --color-info: #3b82f6;
    --color-info-light: #eff6ff;
    --color-info-dark: #2563eb;
    
    /* Neutrals */
    --color-white: #ffffff;
    --color-background: #f1f5f9;
    --color-background-alt: #f8fafc;
    --color-surface: #ffffff;
    --color-border: #e2e8f0;
    --color-border-light: #f1f5f9;
    --color-text: #1a1a2e;
    --color-text-secondary: #374151;
    --color-text-muted: #64748b;
    --color-text-light: #94a3b8;
    
    /* Typography */
    --font-family: 'Inter Tight', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.875rem;
    --font-size-md: 0.9375rem;
    --font-size-lg: 1rem;
    --font-size-xl: 1.125rem;
    --font-size-2xl: 1.8rem;
    --font-size-3xl: 1.5rem;
    --font-size-4xl: 2rem;
    --font-size-5xl: 2.5rem;
    
    /* Spacing - Compact for density */
    --spacing-xs: 0.125rem;
    --spacing-sm: 0.25rem;
    --spacing-md: 0.5rem;
    --spacing-lg: 0.75rem;
    --spacing-xl: 1rem;
    --spacing-2xl: 1.5rem;
    --spacing-3xl: 2rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;
    --radius-2xl: 16px;
    --radius-full: 50px;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 10px 40px rgba(0, 0, 0, 0.15);
    --shadow-dropdown: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.08), 0 1px 3px rgba(0, 0, 0, 0.06);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
    --gradient-navy: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
    --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    --gradient-warm: linear-gradient(135deg, var(--color-salmon-light) 0%, var(--color-purple-light) 100%);
    --gradient-hero: linear-gradient(135deg, #1e3a5f 0%, #16213e 50%, #0f172a 100%);
    --gradient-success: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    
    /* Layout */
    --top-bar-height: 36px;
    --module-nav-height: 60px;
    --bookmark-height: 32px;
    --footer-height: 32px;
    
    /* Transitions */
    --transition-fast: 100ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 400ms ease;
}

/* =============================================================================
   RESET & BASE
   ============================================================================= */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: var(--color-text);
    background: var(--color-background);
    min-height: 100vh;
}

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

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* =============================================================================
   LAYOUT STRUCTURE
   ============================================================================= */
.admin-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    padding: var(--spacing-lg);
    max-width: 100%;
    overflow-x: auto;
}

/* =============================================================================
   TOP BAR
   ============================================================================= */
.top-bar {
    height: var(--top-bar-height);
    background: var(--gradient-navy);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    color: white;
    font-size: var(--font-size-xs);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.top-bar-center {
    flex: 1;
    display: flex;
    justify-content: center;
    padding: 0 var(--spacing-xl);
}

.top-link {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.top-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    text-decoration: none;
}

.logout-link:hover {
    background: rgba(239, 68, 68, 0.2);
}

.top-divider {
    color: rgba(255, 255, 255, 0.3);
}

.admin-info,
.server-time {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.9);
}

/* Global Search */
.global-search {
    display: flex;
    align-items: center;
    background: white;
    border-radius: var(--radius-md);
    overflow: hidden;
    max-width: 400px;
    width: 100%;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.search-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background: transparent;
    color: var(--color-text);
    font-size: var(--font-size-sm);
    min-width: 120px;
}

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

.search-type {
    padding: var(--spacing-sm);
    border: none;
    background: var(--color-background);
    color: var(--color-text);
    font-size: var(--font-size-xs);
    cursor: pointer;
    border-left: 1px solid var(--color-border);
}

.search-type option {
    background: white;
}

.search-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background: var(--color-primary);
    color: white;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.search-btn:hover {
    background: var(--color-primary-dark);
}

/* =============================================================================
   MODULE NAVIGATION
   ============================================================================= */
.module-nav {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md) var(--spacing-lg);
    position: sticky;
    top: var(--top-bar-height);
    z-index: 900;
}

.module-nav-inner {
    position: relative;
}

.module-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.module-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 76px;
    height: 52px;
    padding: var(--spacing-sm);
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.module-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.module-btn:hover .module-label {
    color: white;
}

.module-btn.active {
    background: var(--color-navy);
    border-color: var(--color-navy);
    color: white;
    transform: none;
}

.module-btn.active .module-label {
    color: white;
}

.module-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.module-label {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Module Dropdowns - positioned absolutely within module-nav-inner */
.dropdowns-container {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 1000;
}

.module-dropdown {
    display: none;
    position: absolute;
    top: 4px;
}

.module-dropdown.show {
    display: block;
}

.dropdown-content {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-dropdown);
    min-width: 180px;
    padding: var(--spacing-sm);
}

.dropdown-link {
    display: block;
    padding: var(--spacing-md) var(--spacing-lg);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.dropdown-link:hover {
    background: var(--color-primary);
    color: white;
    text-decoration: none;
}

/* =============================================================================
   BOOKMARK TABS
   ============================================================================= */
.bookmark-bar {
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    border-bottom: 2px solid var(--color-primary);
    padding: 0 var(--spacing-lg);
}

.bookmark-tabs {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    height: var(--bookmark-height);
}

.bookmark-module {
    font-weight: 700;
    color: var(--color-navy);
    padding-right: var(--spacing-lg);
    border-right: 1px solid var(--color-border);
    margin-right: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.bookmark-tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    transition: all var(--transition-fast);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
}

.bookmark-tab:hover {
    color: var(--color-primary);
    background: rgba(59, 130, 246, 0.05);
    text-decoration: none;
}

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

/* =============================================================================
   FLASH MESSAGES
   ============================================================================= */
.flash-message {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    margin: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.flash-success {
    background: var(--color-success-light);
    color: var(--color-success-dark);
    border: 1px solid var(--color-success);
}

.flash-error {
    background: var(--color-danger-light);
    color: var(--color-danger);
    border: 1px solid var(--color-danger);
}

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

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

.flash-close {
    margin-left: auto;
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity var(--transition-fast);
}

.flash-close:hover {
    opacity: 1;
}

/* =============================================================================
   DASHBOARD LAYOUT
   ============================================================================= */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--spacing-lg);
}

.dashboard-main {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

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

/* =============================================================================
   CARDS & PANELS
   ============================================================================= */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(180deg, #fafbfc 0%, #f8fafc 100%);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.card-title {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--color-border);
    background: var(--color-background);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Quick Access Card */
.quick-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.quick-card-header {
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.quick-card-header a {
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--font-size-xs);
}

.quick-card-header a:hover {
    color: white;
}

.quick-card-body {
    padding: var(--spacing-lg);
}

.quick-form {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.quick-form label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.quick-form input[type="text"],
.quick-form input[type="number"] {
    width: 80px;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
}

/* =============================================================================
   STATS LIST
   ============================================================================= */
.stats-list {
    list-style: none;
}

.stat-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    border-bottom: 1px dotted var(--color-border);
    font-size: var(--font-size-sm);
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-label {
    color: var(--color-text-secondary);
}

.stat-label a {
    color: var(--color-text);
    font-weight: 600;
}

.stat-label a:hover {
    color: var(--color-primary);
}

.stat-value {
    font-weight: 700;
    color: var(--color-text);
}

.stat-value.highlight {
    color: var(--color-danger);
}

.stat-split {
    display: flex;
    gap: var(--spacing-md);
}

.stat-split span {
    display: flex;
    align-items: center;
    gap: 2px;
}

/* =============================================================================
   ALERTS / NOTICES
   ============================================================================= */
.alert-box {
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.alert-box.alert-danger {
    background: var(--color-danger-light);
    border: 1px solid var(--color-danger);
    color: var(--color-danger);
}

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

.alert-box.alert-success {
    background: var(--color-success-light);
    border: 1px solid var(--color-success);
    color: var(--color-success-dark);
}

.alert-title {
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.alert-content a {
    font-weight: 600;
}

/* =============================================================================
   TABLES
   ============================================================================= */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.data-table th {
    background: var(--color-navy);
    color: white;
    font-weight: 600;
    text-align: left;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.data-table th a {
    color: white;
}

.data-table td {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--color-border-light);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: rgba(59, 130, 246, 0.03);
}

.data-table tbody tr:nth-child(even) {
    background: var(--color-background);
}

.data-table tbody tr:nth-child(even):hover {
    background: rgba(59, 130, 246, 0.05);
}

/* =============================================================================
   BUTTONS
   ============================================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    opacity: 0.9;
    transform: translateY(-1px);
    color: white;
    text-decoration: none;
}

.btn-secondary {
    background: var(--color-background);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-border);
    color: var(--color-text);
    text-decoration: none;
}

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

.btn-xs {
    padding: 2px var(--spacing-sm);
    font-size: var(--font-size-xs);
}

/* =============================================================================
   BADGES
   ============================================================================= */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 2px var(--spacing-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

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

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

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

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

/* =============================================================================
   FORMS
   ============================================================================= */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--spacing-md);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    color: var(--color-text);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all 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 rgba(59, 130, 246, 0.1);
}

/* =============================================================================
   PAGINATION
   ============================================================================= */
.pagination {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.pagination a,
.pagination span {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-sm);
}

.pagination a {
    color: var(--color-primary);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
}

.pagination a:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
    text-decoration: none;
}

.pagination .current {
    background: var(--color-navy);
    color: white;
    font-weight: 600;
}

/* =============================================================================
   FOOTER
   ============================================================================= */
.admin-footer {
    height: var(--footer-height);
    background: var(--color-navy-dark);
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-xs);
    margin-top: auto;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 var(--spacing-lg);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
}

.footer-links a:hover {
    color: white;
}

.footer-sep {
    margin: 0 var(--spacing-md);
    color: rgba(255, 255, 255, 0.3);
}

/* =============================================================================
   LOGIN PAGE
   ============================================================================= */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-navy);
    padding: var(--spacing-xl);
}

.login-card {
    width: 100%;
    max-width: 380px;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.login-header {
    background: var(--color-background);
    padding: var(--spacing-2xl);
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.login-logo {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.login-title {
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--color-navy);
}

.login-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-top: var(--spacing-sm);
}

.login-body {
    padding: var(--spacing-2xl);
}

.login-footer {
    padding: var(--spacing-lg) var(--spacing-2xl);
    background: var(--color-background);
    text-align: center;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
}

/* =============================================================================
   UTILITIES
   ============================================================================= */
.text-muted { color: var(--color-text-muted); }
.text-success { color: var(--color-success); }
.text-danger { color: var(--color-danger); }
.text-warning { color: var(--color-warning); }
.text-center { text-align: center; }
.text-right { text-align: right; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

.hidden { display: none !important; }

/* =============================================================================
   RESPONSIVE
   ============================================================================= */
@media (max-width: 1200px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-sidebar {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-md);
    }
}

@media (max-width: 992px) {
    .dashboard-sidebar {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Hide less important top bar items */
    .top-divider {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --top-bar-height: auto;
    }
    
    .top-bar {
        flex-wrap: wrap;
        height: auto;
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }
    
    .top-bar-left {
        flex: 1;
    }
    
    .top-bar-center {
        order: 3;
        width: 100%;
        padding: var(--spacing-sm) 0 0;
    }
    
    .top-bar-right {
        flex: 0 0 auto;
    }
    
    .global-search {
        max-width: 100%;
    }
    
    /* Hide some right-side items on mobile */
    .top-bar-right .top-link:not(.logout-link) {
        display: none;
    }
    
    .server-time {
        display: none;
    }
    
    /* Module navigation - horizontal scroll */
    .module-nav {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .module-nav-inner {
        min-width: max-content;
    }
    
    .module-buttons {
        flex-wrap: nowrap;
    }
    
    .module-btn {
        width: 64px;
        height: 48px;
    }
    
    .module-label {
        font-size: 0.55rem;
    }
    
    /* Dashboard */
    .dashboard-sidebar {
        grid-template-columns: 1fr;
    }
    
    /* Main content padding */
    .main-content {
        padding: var(--spacing-md);
    }
    
    /* Cards */
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    /* Data tables - horizontal scroll */
    .data-table-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Page header */
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }
    
    .page-header-right {
        width: 100%;
        display: flex;
        gap: var(--spacing-sm);
    }
    
    .page-header-right .btn {
        flex: 1;
    }
    
    /* Filters bar */
    .filters-bar {
        flex-direction: column;
    }
    
    .filters-bar .form-group {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .top-bar-left .logo-text {
        display: none;
    }
    
    .admin-name {
        display: none;
    }
    
    .admin-icon {
        margin-right: 0;
    }
    
    .module-btn {
        width: 56px;
        height: 44px;
    }
    
    .module-icon {
        font-size: 1.1rem;
    }
    
    .module-label {
        display: none;
    }
    
    /* Stack sidebar stats */
    .sidebar-stat-card {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .sidebar-stat-value {
        font-size: var(--font-size-lg);
    }
}

.data-table thead th.sortable a { color: inherit; text-decoration: none; }
.data-table thead th.sortable:hover { background: #f1f5f9; color: #1e293b; }
.data-table thead th.sortable:hover a { color: #1e293b; }