@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --bg-main: #0b0f19;
    --bg-card: rgba(23, 31, 51, 0.7);
    --bg-card-solid: #171f33;
    --bg-input: #101726;
    --border-color: rgba(255, 255, 255, 0.08);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    
    --primary: #10b981;
    --primary-hover: #059669;
    --primary-glow: rgba(16, 185, 129, 0.2);
    
    --secondary: #6366f1;
    --secondary-hover: #4f46e5;
    
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --danger-glow: rgba(239, 68, 68, 0.25);
    
    --warning: #f59e0b;
    --info: #06b6d4;
    --success: #10b981;
    
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --sidebar-width: 260px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.light-theme {
    --bg-main: #f1f5f9;
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-card-solid: #ffffff;
    --bg-input: #e2e8f0;
    --border-color: rgba(0, 0, 0, 0.08);
    --text-primary: #0f172a;
    --text-secondary: #64748b;
}

.theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.theme-toggle-btn:hover {
    color: var(--primary);
    border-color: var(--primary);
    background-color: var(--primary-glow);
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: #27314a;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Main Layout */
.app-container {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-card-solid);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 100;
    transition: var(--transition);
}

.sidebar-brand {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-brand-icon {
    font-size: 24px;
    color: var(--primary);
    text-shadow: 0 0 10px var(--primary-glow);
}

.sidebar-brand-text {
    font-weight: 700;
    font-size: 18px;
    letter-spacing: 0.5px;
    background: linear-gradient(135deg, var(--text-primary), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.sidebar-menu {
    list-style: none;
    padding: 20px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-grow: 1;
    overflow-y: auto;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.sidebar-link:hover, .sidebar-link.active {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.04);
}

.sidebar-link.active {
    background-color: var(--primary-glow);
    color: var(--primary);
    border-left: 3px solid var(--primary);
}

.sidebar-link svg {
    width: 20px;
    height: 20px;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    background-color: rgba(0, 0, 0, 0.1);
}

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

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-glow);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

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

.user-name {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 11px;
    color: var(--text-secondary);
}

.logout-btn {
    color: var(--danger);
    cursor: pointer;
    background: none;
    border: none;
    padding: 4px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logout-btn:hover {
    background-color: var(--danger-glow);
}

/* Content Frame */
.content-wrapper {
    flex-grow: 1;
    margin-left: var(--sidebar-width);
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: calc(100% - var(--sidebar-width));
}

/* Header */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.page-title {
    font-size: 24px;
    font-weight: 700;
}

.topbar-actions {
    display: flex;
    gap: 12px;
}

/* Cards & Glassmorphism */
.card {
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
}

/* Dashboard Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.stat-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 24px;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.15);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.stat-icon.primary { background-color: var(--primary-glow); color: var(--primary); }
.stat-icon.secondary { background-color: rgba(99, 102, 241, 0.15); color: var(--secondary); }
.stat-icon.warning { background-color: rgba(245, 158, 11, 0.15); color: var(--warning); }
.stat-icon.info { background-color: rgba(6, 182, 212, 0.15); color: var(--info); }

.stat-value {
    font-size: 28px;
    font-weight: 700;
    margin-top: 4px;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-control {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 12px 16px;
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 14px;
    width: 100%;
    outline: none;
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

/* Select */
select.form-control {
    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='%239ca3af' class='w-6 h-6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 16px;
    padding-right: 40px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 0 15px var(--primary-glow);
}

.btn-secondary {
    background-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

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

.btn-danger:hover {
    background-color: var(--danger-hover);
    box-shadow: 0 0 15px var(--danger-glow);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 13px;
    border-radius: var(--border-radius-sm);
}

/* Tables */
.table-responsive {
    width: 100%;
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.table th, .table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table td {
    font-size: 14px;
    color: var(--text-primary);
}

.table tr:hover td {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Badges */
.badge {
    display: inline-flex;
    padding: 4px 8px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 50px;
    text-transform: uppercase;
}

.badge-success { background-color: rgba(16, 185, 129, 0.15); color: var(--primary); }
.badge-warning { background-color: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-danger { background-color: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-info { background-color: rgba(6, 182, 212, 0.15); color: var(--info); }

/* Login Page UI */
.login-container {
    display: flex;
    width: 100%;
    height: 100vh;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 50% 50%, #1e1b4b 0%, var(--bg-main) 100%);
}

.login-card {
    width: 100%;
    max-width: 420px;
    padding: 40px;
    border-radius: var(--border-radius-lg);
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(15px);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-title {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Alert Notification UI */
.alert {
    padding: 16px;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    border-color: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    border-color: rgba(16, 185, 129, 0.2);
    color: var(--primary);
}

/* POS Interface Layout */
.pos-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 20px;
    height: calc(100vh - 120px);
    overflow: hidden;
}

.pos-products-panel {
    display: flex;
    flex-direction: column;
    gap: 15px;
    height: 100%;
    overflow: hidden;
}

.pos-search-bar {
    display: flex;
    gap: 10px;
}

.pos-categories-strip {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding-bottom: 5px;
}

.category-chip {
    padding: 8px 16px;
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
}

.category-chip.active, .category-chip:hover {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.pos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 15px;
    overflow-y: auto;
    flex-grow: 1;
    padding-right: 5px;
    align-content: start;
}

.product-item-card {
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 10px 12px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 110px;
    transition: var(--transition);
}

.product-item-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary);
    box-shadow: 0 5px 15px var(--primary-glow);
}

.product-item-name {
    font-weight: 600;
    font-size: 14px;
    line-height: 1.3;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.product-item-barcode {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.product-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-top: 10px;
}

.product-item-price {
    font-weight: 700;
    font-size: 16px;
    color: var(--primary);
}

.product-item-stock {
    font-size: 11px;
    color: var(--text-secondary);
}

/* POS Cart / Ticket Panel */
.pos-ticket-panel {
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.ticket-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ticket-title {
    font-weight: 700;
    font-size: 16px;
}

.ticket-clear-btn {
    color: var(--danger);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
}

.ticket-items {
    flex-grow: 1;
    overflow-y: auto;
    padding: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.cart-item {
    background-color: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 12px;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    align-items: center;
}

.cart-item-details {
    min-width: 0;
}

.cart-item-name {
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cart-item-meta {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.cart-item-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-qty-btn {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.cart-qty-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.cart-item-qty {
    font-size: 13px;
    font-weight: 600;
    min-width: 20px;
    text-align: center;
}

.cart-item-price {
    font-size: 13px;
    font-weight: 700;
    text-align: right;
    min-width: 70px;
}

.cart-item-remove {
    color: var(--danger);
    cursor: pointer;
    margin-left: 4px;
}

.ticket-totals {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    background-color: rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.totals-row {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--text-secondary);
}

.totals-row.grand-total {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
    margin-top: 5px;
}

.payment-methods-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 10px;
}

.payment-btn {
    padding: 10px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: var(--transition);
}

.payment-btn.active {
    background-color: var(--primary-glow);
    border-color: var(--primary);
    color: var(--primary);
}

.checkout-btn {
    width: 100%;
    margin-top: 15px;
    font-size: 16px;
    padding: 14px;
}

/* Modal Popup UI */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-backdrop.show {
    display: flex;
}

.modal-content {
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    width: 100%;
    max-width: 500px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-weight: 700;
    font-size: 18px;
}

.modal-close {
    font-size: 20px;
    cursor: pointer;
    color: var(--text-secondary);
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* Toast Notification Styling */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary);
    border-radius: var(--border-radius);
    padding: 16px 20px;
    color: var(--text-primary);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    min-width: 280px;
    max-width: 380px;
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateX(120%);
    animation: slideIn 0.3s forwards cubic-bezier(0.4, 0, 0.2, 1);
    transition: var(--transition);
}

.toast.toast-danger {
    border-left-color: var(--danger);
}

.toast.toast-warning {
    border-left-color: var(--warning);
}

.toast.toast-info {
    border-left-color: var(--info);
}

@keyframes slideIn {
    to { transform: translateX(0); }
}

@keyframes slideOut {
    to { transform: translateX(120%); opacity: 0; }
}

/* Stock logs panel */
.stock-log-badge {
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}
.log-in { background-color: rgba(16, 185, 129, 0.15); color: var(--primary); }
.log-out { background-color: rgba(239, 68, 68, 0.15); color: var(--danger); }
.log-adjust { background-color: rgba(245, 158, 11, 0.15); color: var(--warning); }
.log-sale { background-color: rgba(99, 102, 241, 0.15); color: var(--secondary); }
.log-return { background-color: rgba(6, 182, 212, 0.15); color: var(--info); }

/* Quick adjustment widget */
.quick-adjust {
    display: flex;
    align-items: center;
    gap: 5px;
}
.btn-qty {
    padding: 2px 6px;
    border-radius: 4px;
    background-color: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 11px;
}
.btn-qty:hover {
    background-color: var(--primary);
    color: white;
}

/* Mobile Top Navbar */
.mobile-navbar {
    display: none;
    height: 60px;
    background-color: var(--bg-card-solid);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 101;
    padding: 0 15px;
    align-items: center;
    gap: 12px;
}
.mobile-menu-toggle {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.mobile-logo {
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 0.5px;
    color: var(--primary);
}
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 99;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}
.sidebar-overlay.active {
    display: block;
    opacity: 1;
    pointer-events: auto;
}

/* Camera Barcode Scanner styles */
.scanner-laser {
    position: absolute;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--danger);
    z-index: 10;
    box-shadow: 0 0 8px var(--danger);
    animation: laserPulse 2s infinite ease-in-out;
}
@keyframes laserPulse {
    0% { top: 20%; }
    50% { top: 80%; }
    100% { top: 20%; }
}
#interactiveScanner video {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
}

/* Responsive Grid / Flex adjustments */
@media (max-width: 1024px) {
    .pos-layout {
        grid-template-columns: 1fr;
        height: auto;
        overflow: visible;
    }
    .pos-ticket-panel {
        height: auto;
        overflow: visible;
    }
    .ticket-items {
        min-height: 300px;
    }
}

@media (max-width: 768px) {
    .mobile-navbar {
        display: flex;
    }
    .sidebar {
        transform: translateX(-100%);
        z-index: 102;
        position: fixed;
        top: 0;
        bottom: 0;
        height: 100vh;
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .content-wrapper {
        margin-left: 0;
        padding: 15px;
        padding-top: 75px; /* space for mobile navbar */
        max-width: 100%;
    }
    .topbar {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    .topbar-actions {
        display: grid;
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .pos-products-panel {
        padding: 0;
    }
    .pos-search-bar {
        flex-wrap: wrap;
    }
    .pos-search-bar #barcodeSearch {
        width: 100% !important;
    }
}

/* Sidebar Collapse Toggle */
.sidebar-global-toggle {
    position: fixed;
    left: 20px;
    top: 20px;
    z-index: 98;
    background-color: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    transition: var(--transition);
}
.sidebar-global-toggle:hover {
    background-color: var(--primary);
    color: white;
    border-color: var(--primary);
}

.sidebar-collapse-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 16px;
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}
.sidebar-collapse-btn:hover {
    color: var(--primary);
    background-color: rgba(255, 255, 255, 0.05);
}

/* Collapsed Sidebar State (Desktop) */
@media (min-width: 769px) {
    .app-container.sidebar-hidden .sidebar {
        transform: translateX(-100%);
    }
    .app-container.sidebar-hidden .content-wrapper {
        margin-left: 0;
        max-width: 100%;
    }
    .app-container.sidebar-hidden .sidebar-global-toggle {
        display: flex;
    }
}