/* ========================================
   ELS Logistics - Global Styles
   Version: 1.3.2 (Gap Fix Applied)
   ======================================== */

/* CSS Variables - ELS Brand Colors */
:root {
    /* Primary Colors */
    --primary-blue: #1e40af;
    --secondary-blue: #1e3a8a;
    --accent-blue: #3b82f6;
    --light-blue: #60a5fa;
    --red-accent: #ef4444;
    
    /* Text Colors */
    --text-light: #f8fafc;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --text-gray: #94a3b8;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f1f5f9;
    --bg-dark: #0f172a;
    --bg-card: #ffffff;
    --bg-hover: #f8fafc;
    
    /* Status Colors */
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    --info: #3b82f6;
    --info-light: #dbeafe;
    
    /* Sidebar Dimensions */
    --sidebar-width: 260px;
    --sidebar-width-collapsed: 72px;
    --sidebar-bg-gradient: linear-gradient(180deg, #03319d 0%, #052f71 100%);
    --sidebar-text: #94a3b8;
    --sidebar-text-hover: #ffffff;
    --sidebar-active-bg: rgba(59, 130, 246, 0.1);
    --sidebar-active-text: #60a5fa;
    --transition-sidebar: 300ms cubic-bezier(0.2, 0, 0, 1);
    --mobile-navbar-height: 4rem;
    
    /* Shadows */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
}

/* ========================================
   Reset & Base Styles
   ======================================== */

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-secondary);
    overflow-x: hidden;
}

/* ========================================
   Typography
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p { margin-bottom: var(--spacing-md); color: var(--text-muted); }

a { color: var(--accent-blue); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--primary-blue); }

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

.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

/* ========================================
   WORLD-CLASS SIDEBAR (New Standard)
   ======================================== */

.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg-gradient);
    color: var(--sidebar-text);
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
    transition: width var(--transition-sidebar), transform var(--transition-sidebar);
    overflow: hidden; 
}

/* Header */
.sidebar-header {
    height: 70px;
    display: flex;
    align-items: center;
    padding: 0 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    flex-shrink: 0;
    gap: 12px;
    overflow: hidden;
}

.logo-container {
    min-width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-logo {
    height: 32px;
    width: auto;
    object-fit: contain;
}

.hub-info-block {
    display: flex;
    flex-direction: column;
    opacity: 1;
    transition: opacity 0.2s;
    white-space: nowrap;
    overflow: hidden;
}

.sidebar-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: #fff;
    margin: 0;
    line-height: 1.2;
}

.hub-location {
    font-size: 0.75rem;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 4px;
}

.loc-icon { width: 10px; height: 10px; }

/* Navigation */
.sidebar-nav {
    flex: 1;
    padding: 1.5rem 1rem;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Custom Scrollbar */
.sidebar-nav::-webkit-scrollbar { width: 4px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.1); border-radius: 4px; }

.sidebar-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-menu-item { margin-bottom: 0; }

/* Menu Links (Pill Style) */
.sidebar-menu-link {
    display: flex;
    align-items: center;
    padding: 10px 12px;
    border-radius: 12px;
    color: var(--sidebar-text);
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
    min-height: 44px;
    white-space: nowrap;
    gap: 0; /* Reset generic gap */
}

.sidebar-menu-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--sidebar-text-hover);
}

.sidebar-menu-link.active {
    background: var(--sidebar-active-bg);
    color: var(--sidebar-active-text);
    font-weight: 600;
}

/* Remove old pseudo-element active indicator */
.sidebar-menu-link.active::before { display: none; }

.icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    margin-right: 12px;
    flex-shrink: 0;
    transition: margin 0.3s;
}

.icon-wrapper svg { width: 20px; height: 20px; }

/* Backward Compatibility for old icon classes if used */
.sidebar-menu-icon { width: 20px; height: 20px; margin-right: 12px; fill: currentColor; }

.sidebar-menu-text {
    font-size: 0.9rem;
    transition: opacity 0.2s;
    opacity: 1;
}

/* Submenu Arrow */
.submenu-arrow {
    width: 14px;
    height: 14px;
    margin-left: auto;
    transition: transform 0.3s;
    opacity: 0.7;
}

.sidebar-menu-item.open .submenu-arrow { transform: rotate(180deg); }

/* Submenus */
.sidebar-submenu {
    list-style: none;
    padding: 0;
    margin: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: transparent;
}

.sidebar-menu-item.open .sidebar-submenu { max-height: 200px; }

.sidebar-submenu-link {
    display: flex;
    align-items: center;
    padding: 8px 12px 8px 44px;
    color: #64748b;
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.2s;
}

.sidebar-submenu-link:hover {
    color: #e2e8f0;
    background: transparent;
    padding-left: 44px;
}

.sidebar-submenu-link.active {
    color: var(--sidebar-active-text);
    background: transparent;
    border: none;
}

.sidebar-submenu-link .dot {
    width: 4px;
    height: 4px;
    background: currentColor;
    border-radius: 50%;
    margin-right: 10px;
    opacity: 0.5;
    transition: transform 0.2s;
}

.sidebar-submenu-link.active .dot {
    opacity: 1;
    transform: scale(1.5);
}

/* Sidebar Footer */
.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(2, 10, 58, 0.2);
    gap: 10px;
    /* Overwrite old footer styles */
    position: static; 
}

.user-profile-compact {
    display: flex;
    align-items: center;
    gap: 12px;
    overflow: hidden;
    flex: 1;
}

.user-avatar-wrapper { position: relative; flex-shrink: 0; }

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.status-indicator {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 10px;
    height: 10px;
    background: #22c55e;
    border: 2px solid #0f172a;
    border-radius: 50%;
}

.user-details-slide {
    display: flex;
    flex-direction: column;
    min-width: 0;
    transition: opacity 0.2s;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: #f1f5f9;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.7rem;
    color: #64748b;
    white-space: nowrap;
}

.logout-btn-compact {
    background: transparent;
    border: none;
    color: #ef4444;
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.logout-btn-compact:hover { background: rgba(239, 68, 68, 0.1); }
.logout-btn-compact svg { width: 18px; height: 18px; }

/* ========================================
   Sidebar Collapsed State (Tablet/Desktop)
   ======================================== */

.sidebar.collapsed { width: var(--sidebar-width-collapsed); }

.sidebar.collapsed .hub-info-block,
.sidebar.collapsed .sidebar-menu-text,
.sidebar.collapsed .submenu-arrow,
.sidebar.collapsed .sidebar-submenu,
.sidebar.collapsed .user-details-slide,
.sidebar.collapsed .user-info, 
.sidebar.collapsed .logout-section { /* Hide old elements too */
    opacity: 0;
    pointer-events: none;
    display: none; 
}

.sidebar.collapsed .sidebar-header { justify-content: center; padding: 0; }
.sidebar.collapsed .sidebar-menu-link { justify-content: center; padding: 10px 0; }
.sidebar.collapsed .icon-wrapper { margin-right: 0; }

/* FIXED: Only hide submenus when the sidebar is explicitly collapsed */
.sidebar.collapsed .sidebar-menu-item.has-submenu.open .sidebar-submenu { 
    display: none !important; 
}

.sidebar.collapsed .sidebar-footer {
    flex-direction: column;
    padding: 1rem 0;
    gap: 16px;
}

.sidebar.collapsed .user-profile-compact { justify-content: center; width: 100%; }

/* ========================================
   Main Content Layout
   ======================================== */

.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-sidebar);
    width: calc(100% - var(--sidebar-width));
}

/* CRITICAL FIX: 
   Only apply the collapsed margin on Desktop/Tablet (min-width: 1024px).
   This prevents the "Gap" issue on mobile even if .collapsed class persists.
*/
@media (min-width: 1024px) {
    body:has(.sidebar.collapsed) .main-content {
        margin-left: var(--sidebar-width-collapsed) !important;
        width: calc(100% - var(--sidebar-width-collapsed)) !important;
    }
}

/* Top Bar */
.top-bar {
    background-color: var(--bg-primary);
    padding: 0 1.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 999;
    height: 64px;
}

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

.menu-toggle {
    display: none; /* Hidden by default on desktop */
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.menu-toggle svg { width: 24px; height: 24px; fill: var(--text-dark); }

.page-title {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
}

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

.top-bar-search { position: relative; }

.search-input {
    width: 300px;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 2.5rem;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    fill: var(--text-muted);
}

.top-bar-actions { display: flex; align-items: center; gap: var(--spacing-md); }

.icon-button {
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
    position: relative;
}

.icon-button:hover { background-color: var(--bg-secondary); }
.icon-button svg { width: 20px; height: 20px; fill: var(--text-muted); }

.notification-badge {
    position: absolute;
    top: 2px;
    right: 2px;
    background-color: var(--red-accent);
    color: var(--text-light);
    font-size: 0.625rem;
    font-weight: 600;
    padding: 2px 5px;
    border-radius: var(--radius-full);
    min-width: 18px;
    text-align: center;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
    transition: background-color var(--transition-fast);
}

.user-menu:hover { background-color: var(--bg-secondary); }

/* Content Area */
.content-area { padding: var(--spacing-xl); }

/* ========================================
   Card Components
   ======================================== */

.card {
    background-color: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    transition: box-shadow var(--transition-fast);
}

.card:hover { box-shadow: var(--shadow-md); }

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--bg-secondary);
}

.card-title {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
}

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

.card-body { padding: var(--spacing-md) 0; }

.card-footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--bg-secondary);
    margin-top: var(--spacing-lg);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: var(--text-light);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-fast);
}

.stat-card:hover { transform: translateY(-4px); }

.stat-card.success { background: linear-gradient(135deg, #059669, var(--success)); }
.stat-card.warning { background: linear-gradient(135deg, #d97706, var(--warning)); }
.stat-card.danger { background: linear-gradient(135deg, #dc2626, var(--danger)); }

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

.stat-icon {
    width: 30px;
    height: 30px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon svg { width: 15px; height: 15px; fill: var(--text-light); }

.stat-value {
    font-size: var(--text-4xl);
    font-weight: 700;
    color: #ffff;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--text-sm);
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

.stat-trend {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--text-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    width: fit-content;
}

.stat-trend.up { color: #d1fae5; }
.stat-trend.down { color: #fecaca; }

/* ========================================
   Button Components
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-primary { background-color: var(--primary-blue); color: var(--text-light); }
.btn-primary:hover {
    background-color: var(--secondary-blue);
    color: var(--text-light);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary { background-color: var(--bg-secondary); color: var(--text-dark); }
.btn-secondary:hover { background-color: #e2e8f0; }

.btn-success { background-color: var(--success); color: var(--text-light); }
.btn-success:hover { background-color: #059669; }

.btn-danger { background-color: var(--danger); color: var(--text-light); }
.btn-danger:hover { background-color: #dc2626; }

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
}
.btn-outline:hover { background-color: var(--primary-blue); color: var(--text-light); }

.btn-outline-light {
    background-color: transparent;
    border: 2px solid rgba(255, 255, 255, 0.8);
    color: var(--text-light);
}
.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.2);
    border-color: var(--text-light);
    color: var(--text-light);
}

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

.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-icon { width: 16px; height: 16px; fill: currentColor; }

/* ========================================
   Form Components
   ======================================== */

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

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

.form-label-required::after { content: '*'; color: var(--danger); margin-left: var(--spacing-xs); }

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--text-sm);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    font-family: inherit;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-textarea { resize: vertical; min-height: 100px; }

.form-error { color: var(--danger); font-size: var(--text-xs); margin-top: var(--spacing-xs); }
.form-help { color: var(--text-muted); font-size: var(--text-xs); margin-top: var(--spacing-xs); }

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

.form-checkbox, .form-radio { display: flex; align-items: center; gap: var(--spacing-sm); cursor: pointer; }
.form-checkbox input[type="checkbox"], .form-radio input[type="radio"] { width: 18px; height: 18px; cursor: pointer; }

/* ========================================
   Table Components
   ======================================== */

.table-container { overflow-x: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }

.table { width: 100%; border-collapse: collapse; background-color: var(--bg-card); }
.table thead { background-color: var(--bg-secondary); }

.table th {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: left;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-dark);
    white-space: nowrap;
}

.table td {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--text-sm);
    color: var(--text-muted);
    border-top: 1px solid var(--bg-secondary);
}

.table tbody tr { transition: background-color var(--transition-fast); }
.table tbody tr:hover { background-color: var(--bg-hover); }

/* ========================================
   Badge Components
   ======================================== */

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

.badge-primary { background-color: var(--info-light); color: var(--info); }
.badge-success { background-color: var(--success-light); color: var(--success); }
.badge-warning { background-color: var(--warning-light); color: var(--warning); }
.badge-danger { background-color: var(--danger-light); color: var(--danger); }
.badge-secondary { background-color: var(--bg-secondary); color: var(--text-muted); }

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

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active { opacity: 1; visibility: visible; }

.modal {
    background-color: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal { transform: scale(1); }

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--bg-secondary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title { font-size: var(--text-xl); font-weight: 600; margin: 0; }

.modal-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.modal-close:hover { background-color: var(--bg-secondary); }

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

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--bg-secondary);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* ========================================
   Toast Notifications
   ======================================== */

.toast-container {
    position: fixed;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.toast {
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    animation: slideIn 0.3s ease-out;
}

.toast-icon { width: 24px; height: 24px; flex-shrink: 0; }
.toast-content { flex: 1; }
.toast-message { font-size: var(--text-sm); font-weight: 500; margin: 0; }

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }
.toast.warning { border-left: 4px solid var(--warning); }
.toast.info { border-left: 4px solid var(--info); }

.toast-close {
    background: none;
    border: none;
    color: var(--text-light); /* Or adjust for visibility */
    font-size: 18px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes slideIn {
    from { transform: translateX(400px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideInRight {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ========================================
   Utility Classes
   ======================================== */

.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-grid { display: grid !important; }

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

.m-0 { margin: 0 !important; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.p-0 { padding: 0 !important; }

.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-bold { font-weight: 600; }
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--primary-blue); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

/* ========================================
   RESPONSIVE BREAKPOINTS (Gap Fix Applied)
   ======================================== */

/* Mobile (< 1024px) */
@media (max-width: 1023px) {
    /* Layout Adjustments */
    .content-area { padding: 1rem; }
    
    /* Topbar Adjustments */
    .top-bar { padding: var(--spacing-md) var(--spacing-lg); }
    .page-title { font-size: var(--text-xl); }
    .search-input { width: 200px; }
    .user-info { display: none; }
    
    /* Sidebar Mobile Logic */
    .sidebar {
        transform: translateX(-100%);
        width: 85%;
        max-width: 300px;
        transition: transform var(--transition-base);
        z-index: 1000;
    }
    
    .sidebar.open { transform: translateX(0); box-shadow: 10px 0 50px rgba(0, 0, 0, 0.5); }
    
    /* Ensure no margin on mobile */
    .main-content { margin-left: 0 !important; width: 100% !important; }
    .menu-toggle { display: block; }
    
    /* Mobile Tables/Grids */
    .shipments-container { display: flex; flex-direction: column; gap: 1rem; }
    .desktop-only { display: none; }
    .filters-grid { display: flex; flex-direction: column; gap: 1rem; }
    .btn { width: 100%; }
    .stats-grid { grid-template-columns: 1fr; }
    .table-container { overflow-x: scroll; }
    
    /* Toasts */
    .toast-container { right: var(--spacing-md); left: var(--spacing-md); }
    .toast { min-width: auto; }
}

/* Tablet (1024px - 1279px) */
@media (min-width: 1024px) and (max-width: 1279px) {
    /* Sidebar Compact Mode */
    .sidebar {
        width: var(--sidebar-width-collapsed);
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: var(--sidebar-width-collapsed) !important;
        width: calc(100% - var(--sidebar-width-collapsed)) !important;
    }
    
    /* Hide Text Labels */
    .hub-info-block, .sidebar-menu-text, .submenu-arrow, .user-details-slide { display: none !important; }
    .sidebar-header { justify-content: center; padding: 0; }
    .sidebar-menu-link { justify-content: center; padding: 10px 0; }
    .icon-wrapper { margin-right: 0; }
    .sidebar-footer { flex-direction: column; }
    
    /* Layout Adjustments */
    .content-area { padding: 1.5rem; }
    .mobile-header, .mobile-filter-bar, .mobile-fab { display: none; }
    .menu-toggle { display: none; }
    
    /* Grids */
    .filters-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
    .filter-actions { grid-column: 1 / -1; }
    .btn { width: auto; }
    
    /* Force root var update for calculation if needed */
    :root { --sidebar-width: 16rem; }
}

/* Desktop (1280px+) */
@media (min-width: 1280px) {
    /* Sidebar Full Mode */
    .sidebar {
        transform: translateX(0);
        width: var(--sidebar-width);
    }
    
    .sidebar.collapsed { width: var(--sidebar-width-collapsed); }
    
    .main-content {
        margin-left: var(--sidebar-width) !important;
        width: calc(100% - var(--sidebar-width));
    }
    
    /* Elements Visible */
    .sidebar-header, .sidebar-menu-text, .sidebar-footer { display: block; }
    .sidebar-menu-link { justify-content: flex-start; padding: 10px 12px; }
    .menu-toggle { display: none; }
    
    /* Content Layout */
    .content-area { padding: 2rem; }
    .mobile-header, .mobile-filter-bar, .mobile-fab { display: none; }
    .desktop-only { display: block; }
    .shipments-container { display: none; }
    
    /* Tables & Filters */
    .filters-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
    .filter-actions { grid-column: auto; }
    .btn { width: auto; }
}

/* ========================================
   Loading & Animation
   ======================================== */

.spinner {
    border: 3px solid var(--bg-secondary);
    border-top-color: var(--primary-blue);
    border-radius: var(--radius-full);
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
}

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

.skeleton {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, #e2e8f0 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--bg-secondary);
    border-left: 4px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.btn-loading { position: relative; color: transparent; }
.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    top: 50%;
    left: 50%;
    margin-left: -8px;
    margin-top: -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ========================================
   Rate Driver Modal - Submit Button Style
   ======================================== */
.btn-rate-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: var(--text-sm);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-lg);
    color: #fff;
    cursor: pointer;
    background: linear-gradient(135deg, #f59e0b, #f97316);
    box-shadow: 0 4px 10px rgba(249, 115, 22, 0.35);
    transition: all 0.25s ease-in-out;
}

.btn-rate-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 14px rgba(249, 115, 22, 0.45);
    background: linear-gradient(135deg, #f97316, #fb923c);
}

.btn-rate-submit:active { transform: scale(0.97); box-shadow: 0 3px 6px rgba(249, 115, 22, 0.25); }

.btn-rate-submit:disabled {
    background: linear-gradient(135deg, #e2e8f0, #cbd5e1);
    color: var(--text-muted);
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
    opacity: 1;
}

.btn-rate-submit:focus-visible {
    outline: 3px solid rgba(249, 115, 22, 0.4);
    outline-offset: 3px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root { --bg-secondary: #ffffff; --border-color: #000000; }
    .card { border: 2px solid var(--border-color); }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles */
.btn:focus-visible, .sidebar-menu-link:focus-visible, .action-btn:focus-visible {
    outline: 2px solid var(--accent-blue);
    outline-offset: 2px;
}

/* ========================================
   Enhanced Dark Mode Support
   ======================================== */

[data-theme="dark"] {
    /* Core Colors */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --bg-hover: #334155;
    --text-dark: #f1f5f9;
    --text-muted: #94a3b8;
    --text-gray: #64748b;
    
    /* Border Colors */
    --border-color: #334155;
}

[data-theme="dark"] body {
    background-color: var(--bg-secondary);
    color: var(--text-dark);
}

[data-theme="dark"] .card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .top-bar {
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .search-input {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-dark);
}

[data-theme="dark"] .search-input:focus {
    background-color: var(--bg-card);
    border-color: var(--accent-blue);
}

[data-theme="dark"] .search-input::placeholder {
    color: var(--text-muted);
}

[data-theme="dark"] .table {
    background-color: var(--bg-card);
    color: var(--text-dark);
}

[data-theme="dark"] .table thead {
    background-color: var(--bg-primary);
}

[data-theme="dark"] .table th {
    color: var(--text-dark);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .table td {
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .table tbody tr:hover {
    background-color: var(--bg-hover);
}

[data-theme="dark"] .modal {
    background-color: var(--bg-card);
    color: var(--text-dark);
}

[data-theme="dark"] .modal-header,
[data-theme="dark"] .modal-footer {
    border-color: var(--border-color);
}

[data-theme="dark"] .modal-close {
    color: var(--text-muted);
}

[data-theme="dark"] .modal-close:hover {
    background-color: var(--bg-hover);
    color: var(--text-dark);
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-select,
[data-theme="dark"] .form-textarea {
    background-color: var(--bg-card);
    border-color: var(--border-color);
    color: var(--text-dark);
}

[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-select:focus,
[data-theme="dark"] .form-textarea:focus {
    background-color: var(--bg-card);
    border-color: var(--accent-blue);
}

[data-theme="dark"] .form-label {
    color: var(--text-dark);
}

[data-theme="dark"] .form-help {
    color: var(--text-muted);
}

[data-theme="dark"] .btn-secondary {
    background-color: var(--bg-hover);
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .btn-secondary:hover {
    background-color: var(--border-color);
}

[data-theme="dark"] .btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
}

[data-theme="dark"] .btn-outline:hover {
    background-color: var(--primary-blue);
    color: var(--text-light);
}

[data-theme="dark"] .icon-button:hover {
    background-color: var(--bg-hover);
}

[data-theme="dark"] .icon-button svg {
    fill: var(--text-muted);
}

[data-theme="dark"] .user-menu:hover {
    background-color: var(--bg-hover);
}

[data-theme="dark"] .user-name {
    color: var(--text-dark);
}

[data-theme="dark"] .user-role {
    color: var(--text-muted);
}

/* Toast notifications in dark mode */
[data-theme="dark"] .toast {
    background-color: var(--bg-card);
    color: var(--text-dark);
    border-left-color: var(--border-color);
}

/* Loading states */
[data-theme="dark"] .spinner {
    border-color: var(--bg-hover);
    border-top-color: var(--primary-blue);
}

[data-theme="dark"] .skeleton {
    background: linear-gradient(90deg, var(--bg-hover) 25%, var(--border-color) 50%, var(--bg-hover) 75%);
}

/* Print styles adjustment for dark mode */
@media print {
    [data-theme="dark"] .card {
        background: white !important;
        color: black !important;
        border: 1px solid #ddd !important;
    }
}

/* High contrast mode support for dark theme */
@media (prefers-contrast: high) {
    [data-theme="dark"] {
        --bg-secondary: #0a0f1c;
        --border-color: #475569;
    }
    
    [data-theme="dark"] .card {
        border: 2px solid var(--border-color);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    [data-theme="dark"] * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}