/* ==========================================
   Restaurant ERP - Main Stylesheet
   Premium Dark Theme with Glassmorphism
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --secondary: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;
    --bg-sidebar: #1e293b;
    --bg-input: #334155;
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --border-color: #334155;
    --border-light: #475569;
    
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.4);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.5);
    
    --glass-bg: rgba(30, 41, 59, 0.8);
    --glass-border: rgba(255, 255, 255, 0.08);
    
    --sidebar-width: 260px;
    --header-height: 60px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ==========================================
   SIDEBAR
   ========================================== */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    overflow: hidden;
}

.sidebar-brand {
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
    min-height: var(--header-height);
}

.sidebar-brand .brand-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
    flex-shrink: 0;
}

.sidebar-brand h4 {
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 700;
    margin: 0;
    white-space: nowrap;
}

.sidebar-brand small {
    color: var(--text-muted);
    font-size: 11px;
    display: block;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 12px 0;
}

.nav-section {
    padding: 8px 20px 4px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
    font-weight: 600;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    border-left: 3px solid transparent;
    margin: 1px 0;
}

.sidebar-nav .nav-link:hover {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.1);
    border-left-color: var(--primary-light);
}

.sidebar-nav .nav-link.active {
    color: var(--primary-light);
    background: rgba(99, 102, 241, 0.15);
    border-left-color: var(--primary);
    font-weight: 600;
}

.sidebar-nav .nav-link i {
    width: 20px;
    text-align: center;
    font-size: 16px;
}

.sidebar-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-color);
}

.sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-footer .user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--danger));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 14px;
}

.sidebar-footer .user-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

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

/* ==========================================
   MAIN CONTENT
   ========================================== */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: var(--transition);
}

.top-header {
    height: var(--header-height);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 999;
}

.top-header .page-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.top-header .header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
}

.btn-icon:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-1px);
}

.content-wrapper {
    padding: 24px;
}

/* ==========================================
   CARDS
   ========================================== */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--border-light);
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h5, .card-header h4 {
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.card-body {
    padding: 20px;
}

/* Glass Cards */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Stat Cards */
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.stat-card.success::before {
    background: linear-gradient(90deg, var(--success), #34d399);
}

.stat-card.warning::before {
    background: linear-gradient(90deg, var(--warning), #fbbf24);
}

.stat-card.danger::before {
    background: linear-gradient(90deg, var(--danger), #f87171);
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin-bottom: 12px;
}

.stat-card .stat-icon.primary {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary-light);
}

.stat-card .stat-icon.success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.stat-card .stat-icon.warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.stat-card .stat-icon.danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.stat-card .stat-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-card .stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 4px;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    color: white;
    font-weight: 600;
    border-radius: 10px;
    padding: 10px 20px;
    transition: var(--transition);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    color: white;
}

.btn-success {
    background: linear-gradient(135deg, var(--success), #059669);
    border: none;
    color: white;
    font-weight: 600;
    border-radius: 10px;
    padding: 10px 20px;
    transition: var(--transition);
}

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
    color: white;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    border: none;
    color: white;
    font-weight: 600;
    border-radius: 10px;
    padding: 10px 20px;
    transition: var(--transition);
}

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
    color: white;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning), #d97706);
    border: none;
    color: white;
    font-weight: 600;
    border-radius: 10px;
    padding: 10px 20px;
    transition: var(--transition);
}

.btn-outline-primary {
    border: 1px solid var(--primary);
    color: var(--primary-light);
    background: transparent;
    border-radius: 10px;
    font-weight: 600;
    padding: 10px 20px;
    transition: var(--transition);
}

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

.btn-sm {
    padding: 6px 14px;
    font-size: 13px;
    border-radius: 8px;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 16px;
    border-radius: 12px;
}

/* ==========================================
   FORMS
   ========================================== */
.form-control, .form-select {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 14px;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    background: var(--bg-input);
    border-color: var(--primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.input-group-text {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    border-radius: 10px;
}

/* ==========================================
   TABLES
   ========================================== */
.table {
    color: var(--text-primary);
    margin: 0;
}

.table thead th {
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    padding: 12px 16px;
    white-space: nowrap;
}

.table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    font-size: 14px;
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background: rgba(99, 102, 241, 0.05);
}

/* ==========================================
   BADGES
   ========================================== */
.badge {
    font-weight: 600;
    font-size: 11px;
    padding: 5px 10px;
    border-radius: 6px;
    letter-spacing: 0.5px;
}

.badge-pending { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-preparing { background: rgba(59, 130, 246, 0.15); color: var(--info); }
.badge-ready { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-completed { background: rgba(100, 116, 139, 0.15); color: var(--text-muted); }
.badge-cancelled { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-free { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-occupied { background: rgba(239, 68, 68, 0.15); color: var(--danger); }

/* ==========================================
   MODALS
   ========================================== */
.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
}

.modal-header .modal-title {
    font-weight: 700;
    color: var(--text-primary);
}

.modal-header .close, .modal-header .btn-close {
    color: var(--text-muted);
    opacity: 0.8;
    filter: invert(1);
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 16px 20px;
}

.modal-backdrop.show { opacity: 0.7; }

/* ==========================================
   LOGIN PAGE
   ========================================== */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.2), transparent);
    top: -100px;
    right: -100px;
    border-radius: 50%;
    animation: pulse-glow 4s ease-in-out infinite;
}

.login-wrapper::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15), transparent);
    bottom: -80px;
    left: -80px;
    border-radius: 50%;
    animation: pulse-glow 4s ease-in-out infinite reverse;
}

@keyframes pulse-glow {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 1; }
}

.login-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 1;
}

.login-card .brand-section {
    text-align: center;
    margin-bottom: 32px;
}

.login-card .brand-icon-lg {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
    margin: 0 auto 16px;
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.login-card h2 {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 4px;
}

.login-card p {
    color: var(--text-muted);
    font-size: 14px;
}

.login-card .form-group {
    margin-bottom: 20px;
}

.login-card .btn-login {
    width: 100%;
    padding: 14px;
    font-size: 16px;
    font-weight: 700;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    color: white;
    cursor: pointer;
    transition: var(--transition);
}

.login-card .btn-login:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

/* ==========================================
   POS SCREEN
   ========================================== */
.pos-wrapper {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.pos-menu-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-dark);
    overflow: hidden;
}

.pos-cart-panel {
    width: 380px;
    background: var(--bg-card);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.pos-header {
    padding: 10px 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pos-search {
    flex: 0 0 auto;
    width: 240px;
    position: relative;
}

.pos-search input {
    width: 100%;
    padding: 8px 12px 8px 34px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 13px;
}

.pos-search input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.2);
}

.pos-search i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 13px;
}

/* Order Type Toggle Buttons */
.pos-order-type-btns {
    display: flex;
    gap: 3px;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    padding: 3px;
    border: 1px solid var(--border-color);
    flex: 0 0 auto;
}

.order-type-btn {
    padding: 7px 14px;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.order-type-btn:hover {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.15);
}

.order-type-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
    color: #fff !important;
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.4);
}

/* Cart option rows (Table, Waiter, Customer) */
.cart-option-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.cart-option-row label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    white-space: nowrap;
    margin: 0;
    min-width: 65px;
}

.cart-option-row label i {
    width: 14px;
    text-align: center;
    margin-right: 4px;
    color: var(--primary-light);
}

.cart-option-row .form-control-sm {
    font-size: 12px;
    padding: 4px 8px;
    height: 30px;
    border-radius: 6px;
}

.pos-categories {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    overflow-x: auto;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
}

.pos-categories .cat-btn {
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    cursor: pointer;
    transition: var(--transition);
}

.pos-categories .cat-btn.active,
.pos-categories .cat-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.pos-items-grid {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
    align-content: start;
}

.pos-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 12px;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
}

.pos-item:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
}

.pos-item .item-img {
    width: 60px;
    height: 60px;
    border-radius: 10px;
    background: var(--bg-input);
    margin: 0 auto 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.pos-item .item-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.3;
}

.pos-item .item-price {
    font-size: 15px;
    font-weight: 800;
    color: var(--primary-light);
}

.pos-item .veg-badge {
    width: 14px;
    height: 14px;
    border: 2px solid var(--success);
    border-radius: 3px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 4px;
}

.pos-item .veg-badge::after {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--success);
}

.pos-item .nonveg-badge {
    width: 14px;
    height: 14px;
    border: 2px solid var(--danger);
    border-radius: 3px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 4px;
}

.pos-item .nonveg-badge::after {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--danger);
}

/* Cart */
.cart-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.cart-header h5 {
    font-weight: 700;
    margin: 0;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 0;
}

.cart-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    gap: 10px;
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

.cart-item .item-info {
    flex: 1;
}

.cart-item .item-info .name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.cart-item .item-info .price {
    font-size: 12px;
    color: var(--text-muted);
}

.cart-item .qty-controls {
    display: flex;
    align-items: center;
    gap: 6px;
}

.cart-item .qty-controls button {
    width: 28px;
    height: 28px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--bg-input);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: var(--transition);
}

.cart-item .qty-controls button:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.cart-item .qty-controls .qty {
    font-size: 14px;
    font-weight: 700;
    min-width: 24px;
    text-align: center;
}

.cart-item .item-total {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary-light);
    min-width: 60px;
    text-align: right;
}

.cart-item .remove-btn {
    color: var(--danger);
    cursor: pointer;
    padding: 4px;
    opacity: 0.6;
    transition: var(--transition);
}

.cart-item .remove-btn:hover {
    opacity: 1;
}

.cart-footer {
    border-top: 1px solid var(--border-color);
    padding: 16px;
    background: var(--bg-dark);
}

.cart-footer .summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 14px;
}

.cart-footer .summary-row.total {
    font-size: 18px;
    font-weight: 800;
    color: var(--primary-light);
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
    margin-top: 8px;
}

.cart-footer .action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 12px;
}

.cart-footer .action-buttons .btn {
    padding: 12px;
    font-weight: 700;
    font-size: 14px;
    border-radius: 10px;
}

.cart-footer .btn-place-order {
    grid-column: 1 / -1;
}

/* ==========================================
   TABLE GRID
   ========================================== */
.table-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
    padding: 0;
}

.table-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.table-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.table-card.free {
    border-color: var(--success);
    background: rgba(16, 185, 129, 0.05);
}

.table-card.occupied {
    border-color: var(--danger);
    background: rgba(239, 68, 68, 0.05);
}

.table-card.reserved {
    border-color: var(--warning);
    background: rgba(245, 158, 11, 0.05);
}

.table-card .table-number {
    font-size: 24px;
    font-weight: 800;
    margin-bottom: 4px;
}

.table-card .table-capacity {
    font-size: 12px;
    color: var(--text-muted);
}

.table-card .table-status {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 8px;
}

/* ==========================================
   KITCHEN DISPLAY
   ========================================== */
.kitchen-wrapper {
    min-height: 100vh;
    background: var(--bg-dark);
    padding: 0;
}

.kitchen-header {
    background: var(--bg-card);
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.kitchen-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
    padding: 20px;
}

.kot-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    animation: slideInUp 0.4s ease;
}

@keyframes slideInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.kot-card.pending {
    border-left: 4px solid var(--warning);
}

.kot-card.preparing {
    border-left: 4px solid var(--info);
}

.kot-card.ready {
    border-left: 4px solid var(--success);
}

.kot-card-header {
    padding: 12px 16px;
    background: rgba(0,0,0,0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.kot-card-header .kot-number {
    font-weight: 800;
    font-size: 16px;
}

.kot-card-header .kot-timer {
    font-size: 14px;
    font-weight: 700;
    color: var(--warning);
    font-family: 'Courier New', monospace;
}

.kot-card-body {
    padding: 12px 16px;
}

.kot-item-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px dashed var(--border-color);
    font-size: 14px;
}

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

.kot-item-row .qty {
    font-weight: 800;
    color: var(--primary-light);
    min-width: 30px;
}

.kot-card-footer {
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 8px;
}

.kot-card-footer .btn {
    flex: 1;
    padding: 8px;
    font-size: 13px;
}

/* ==========================================
   RESPONSIVE
   ========================================== */

/* ── Tablet: 769px – 1024px ─────────────────── */
@media (min-width: 769px) and (max-width: 1024px) {
    :root { --sidebar-width: 220px; }

    .sidebar { width: 220px; }

    .top-header { padding: 0 14px; }
    .top-header .page-title { font-size: 15px; }

    .content-wrapper { padding: 16px; }

    /* Stat cards: 2 per row on tablet */
    .col-xl-3.col-md-6 { flex: 0 0 50%; max-width: 50%; }
}

/* ── Mobile: ≤ 768px ────────────────────────── */
@media (max-width: 768px) {
    /* Sidebar off-canvas */
    .sidebar {
        transform: translateX(-100%);
        z-index: 1050;
    }
    .sidebar.show { transform: translateX(0); }

    /* Backdrop overlay when sidebar open */
    .sidebar-backdrop {
        display: none;
        position: fixed; inset: 0;
        background: rgba(0,0,0,.55);
        z-index: 1040;
    }
    .sidebar-backdrop.show { display: block; }

    /* Main content full-width */
    .main-content { margin-left: 0; }

    /* Compact header */
    .top-header { padding: 0 12px; height: 52px; }
    .top-header .page-title { font-size: 14px; }

    /* Hide clock on small screens to prevent overflow */
    .top-header .header-clock { display: none !important; }

    /* POS cart panel full-screen slide-in */
    .pos-cart-panel {
        width: 100%;
        position: fixed;
        right: -100%;
        top: 0; bottom: 0;
        z-index: 1001;
        overflow-y: auto;
        transition: var(--transition);
    }
    .pos-cart-panel.show { right: 0; }

    /* POS cart open button — shown only on mobile */
    .pos-cart-mobile-btn { display: flex !important; }

    /* POS item grid: 2 columns on mobile */
    .pos-items-grid { grid-template-columns: repeat(2, 1fr) !important; }

    /* Content padding */
    .content-wrapper { padding: 12px; }

    /* Tables scroll horizontally */
    .table-responsive-mobile { overflow-x: auto; -webkit-overflow-scrolling: touch; }

    /* Cards stack full-width (but NOT col-6 which stays 2-per-row) */
    .col-md-6:not(.col-6):not(.col-sm-6),
    .col-md-4, .col-md-3,
    .col-sm-4 {
        flex: 0 0 100%; max-width: 100%;
    }

    /* Modals full-width */
    .modal-dialog { margin: 8px; }
    .modal-dialog.modal-lg,
    .modal-dialog.modal-xl { max-width: calc(100vw - 16px); }

    /* Audit filter bar stacks */
    .audit-filter-bar .form-row > [class*="col-"] {
        flex: 0 0 100%; max-width: 100%; margin-bottom: 8px;
    }

    /* Buttons in tight rows */
    .btn-sm { font-size: .78rem; padding: .25rem .45rem; }
}

/* ── Small mobile: ≤ 480px ──────────────────── */
@media (max-width: 480px) {
    .top-header .btn-theme-toggle { display: none; }
    .pos-items-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 8px !important; }
    .stat-card { padding: 14px !important; }
}

/* ==========================================
   ANIMATIONS
   ========================================== */
.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Print Styles */
@media print {
    .sidebar, .top-header, .no-print { display: none !important; }
    .main-content { margin-left: 0 !important; }
    body { background: white; color: black; }
    .card { border: 1px solid #ddd; }
}

/* KOT Print */
.kot-print {
    font-family: 'Courier New', monospace;
    font-size: 12px;
    width: 80mm;
    padding: 5mm;
    color: black;
    background: white;
}

.kot-print .kot-print-header {
    text-align: center;
    border-bottom: 1px dashed #000;
    padding-bottom: 4mm;
    margin-bottom: 3mm;
}

.kot-print .kot-print-header h3 {
    font-size: 16px;
    margin: 0;
}

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

.kot-print table td {
    padding: 2px 0;
    border-bottom: 1px dashed #ccc;
}

.kot-print .kot-print-footer {
    text-align: center;
    border-top: 1px dashed #000;
    padding-top: 3mm;
    margin-top: 3mm;
    font-size: 10px;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.3;
}

.empty-state h5 {
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* Toggle switch */
.custom-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.custom-switch input { opacity: 0; width: 0; height: 0; }

.custom-switch .slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-input);
    border-radius: 24px;
    transition: var(--transition);
}

.custom-switch .slider:before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: var(--transition);
}

.custom-switch input:checked + .slider { background: var(--primary); }
.custom-switch input:checked + .slider:before { 
    transform: translateX(20px); 
    background: white;
}

/* Alert animations */
.alert {
    border-radius: 12px;
    border: none;
    animation: slideUp 0.3s ease;
}

.alert-success { background: rgba(16, 185, 129, 0.15); color: var(--success); }
.alert-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.alert-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.alert-info { background: rgba(59, 130, 246, 0.15); color: var(--info); }

/* Dropdown */
.dropdown-menu {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.dropdown-item {
    color: var(--text-secondary);
    padding: 8px 16px;
    font-size: 14px;
    transition: var(--transition);
}

.dropdown-item:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-primary);
}

/* Tab overrides */
.nav-tabs {
    border-bottom: 1px solid var(--border-color);
}

.nav-tabs .nav-link {
    color: var(--text-muted);
    border: none;
    padding: 10px 16px;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}

.nav-tabs .nav-link:hover {
    color: var(--text-primary);
    border: none;
}

.nav-tabs .nav-link.active {
    color: var(--primary-light);
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--primary);
}

/* Pagination override */
.page-link {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    transition: var(--transition);
}

.page-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.page-item.active .page-link {
    background: var(--primary);
    border-color: var(--primary);
}