/* ============================================
   Restaurant Ordering System - Custom Styles
   Version: 1.0
   Author: Restaurant System
   Date: 2024
============================================ */

/* ========== ROOT VARIABLES ========== */
:root {
    /* Primary Colors */
    --color-primary: #f97316;      /* Orange */
    --color-primary-light: #fb923c;
    --color-primary-dark: #ea580c;
    
    /* Secondary Colors */
    --color-secondary: #ef4444;    /* Red */
    --color-secondary-light: #f87171;
    --color-secondary-dark: #dc2626;
    
    /* Success Colors */
    --color-success: #10b981;      /* Emerald */
    --color-success-light: #34d399;
    --color-success-dark: #059669;
    
    /* Warning Colors */
    --color-warning: #f59e0b;      /* Amber */
    --color-warning-light: #fbbf24;
    --color-warning-dark: #d97706;
    
    /* Danger Colors */
    --color-danger: #ef4444;       /* Red */
    --color-danger-light: #fca5a5;
    --color-danger-dark: #b91c1c;
    
    /* Info Colors */
    --color-info: #3b82f6;         /* Blue */
    --color-info-light: #60a5fa;
    --color-info-dark: #1d4ed8;
    
    /* Neutral Colors */
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-index */
    --z-dropdown: 10;
    --z-sticky: 20;
    --z-fixed: 30;
    --z-modal-backdrop: 40;
    --z-modal: 50;
    --z-popover: 60;
    --z-tooltip: 70;
    --z-notification: 80;
}

/* ========== BASE STYLES ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Prompt', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-gray-50);
    min-height: 100vh;
}

/* Thai font specific adjustments */
body {
    letter-spacing: 0.01em;
}

/* ========== TYPOGRAPHY ========== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
    margin-bottom: 0.5em;
}

h1 {
    font-size: 2.5rem;
    letter-spacing: -0.025em;
}

h2 {
    font-size: 2rem;
    letter-spacing: -0.025em;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
}

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

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

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.5;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    gap: 0.5rem;
    user-select: none;
}

.btn:focus {
    outline: 2px solid transparent;
    outline-offset: 2px;
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.2);
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
    color: white;
    border-color: var(--color-secondary);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--color-secondary-dark), var(--color-secondary));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-success {
    background: linear-gradient(135deg, var(--color-success), var(--color-success-dark));
    color: white;
    border-color: var(--color-success);
}

.btn-success:hover {
    background: linear-gradient(135deg, var(--color-success-dark), var(--color-success));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-ghost {
    background: transparent;
    color: var(--color-gray-700);
    border: 1px solid var(--color-gray-300);
}

.btn-ghost:hover {
    background: var(--color-gray-100);
    border-color: var(--color-gray-400);
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    border-radius: var(--radius-md);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
}

.btn-icon {
    padding: 0.5rem;
    width: 2.5rem;
    height: 2.5rem;
}

.btn-icon-sm {
    padding: 0.375rem;
    width: 2rem;
    height: 2rem;
}

/* ========== FORMS ========== */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-gray-700);
}

.form-control {
    display: block;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--color-gray-900);
    background-color: white;
    background-clip: padding-box;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    border-color: var(--color-primary);
    outline: 0;
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

.form-control::placeholder {
    color: var(--color-gray-500);
}

.form-control:disabled {
    background-color: var(--color-gray-100);
    opacity: 0.7;
    cursor: not-allowed;
}

.form-text {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* Checkboxes and Radios */
.form-check {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
}

.form-check-input {
    margin-right: 0.5rem;
}

.form-check-label {
    font-size: 0.875rem;
    color: var(--color-gray-700);
}

/* Select */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

/* ========== CARDS ========== */
.card {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: all var(--transition);
}

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

.card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--color-gray-200);
    background: var(--color-gray-50);
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid var(--color-gray-200);
    background: var(--color-gray-50);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.75rem;
}

.card-subtitle {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    margin-bottom: 1rem;
}

/* ========== BADGES ========== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

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

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

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

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

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

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

/* ========== ALERTS ========== */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius);
    border: 1px solid transparent;
    margin-bottom: 1rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.alert-icon {
    flex-shrink: 0;
    font-size: 1.25rem;
    margin-top: 0.125rem;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.alert-message {
    font-size: 0.875rem;
}

.alert-success {
    background-color: #f0fdf4;
    border-color: #bbf7d0;
    color: #166534;
}

.alert-success .alert-icon {
    color: #22c55e;
}

.alert-warning {
    background-color: #fefce8;
    border-color: #fef08a;
    color: #854d0e;
}

.alert-warning .alert-icon {
    color: #eab308;
}

.alert-danger {
    background-color: #fef2f2;
    border-color: #fecaca;
    color: #991b1b;
}

.alert-danger .alert-icon {
    color: #ef4444;
}

.alert-info {
    background-color: #eff6ff;
    border-color: #bfdbfe;
    color: #1e40af;
}

.alert-info .alert-icon {
    color: #3b82f6;
}

/* ========== TABLES ========== */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table th {
    padding: 0.875rem 1rem;
    font-weight: 600;
    text-align: left;
    color: var(--color-gray-700);
    background-color: var(--color-gray-50);
    border-bottom: 2px solid var(--color-gray-200);
    white-space: nowrap;
}

.table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-gray-200);
    vertical-align: middle;
}

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

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

.table-striped tbody tr:nth-child(odd) {
    background-color: var(--color-gray-50);
}

/* ========== MODALS ========== */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition);
}

.modal-backdrop.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    max-width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

.modal.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.modal-content {
    padding: 2rem;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-gray-200);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-gray-900);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-gray-500);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: color var(--transition-fast);
}

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

.modal-body {
    margin-bottom: 2rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-gray-200);
}

/* ========== NAVIGATION ========== */
.navbar {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
    box-shadow: var(--shadow-lg);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: white;
}

.nav-link.active {
    color: white;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background-color: white;
    border-radius: var(--radius-full);
}

/* ========== NOTIFICATIONS ========== */
.notification-bell {
    position: relative;
    cursor: pointer;
}

.notification-count {
    position: absolute;
    top: -0.5rem;
    right: -0.5rem;
    background: linear-gradient(135deg, var(--color-danger), var(--color-danger-dark));
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    min-width: 1.25rem;
    height: 1.25rem;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

.notification-panel {
    position: fixed;
    bottom: 5rem;
    right: 1rem;
    width: 24rem;
    max-height: 32rem;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-2xl);
    z-index: var(--z-notification);
    overflow: hidden;
    transform: translateY(1rem);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.notification-panel.show {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.notification-header {
    padding: 1rem 1.5rem;
    background: var(--color-gray-50);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notification-list {
    max-height: 24rem;
    overflow-y: auto;
}

.notification-item {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-gray-200);
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

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

.notification-item.unread {
    background-color: rgba(59, 130, 246, 0.05);
}

.notification-icon {
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    margin-right: 1rem;
}

.notification-icon-new {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.notification-icon-warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.notification-icon-danger {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
}

.notification-time {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    margin-top: 0.25rem;
}

/* ========== ANIMATIONS ========== */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

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

@keyframes slideInDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-slide-in-up {
    animation: slideInUp 0.3s ease-out;
}

.animate-slide-in-down {
    animation: slideInDown 0.3s ease-out;
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* ========== UTILITY CLASSES ========== */
.text-primary {
    color: var(--color-primary) !important;
}

.text-secondary {
    color: var(--color-secondary) !important;
}

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

.text-warning {
    color: var(--color-warning) !important;
}

.text-danger {
    color: var(--color-danger) !important;
}

.text-info {
    color: var(--color-info) !important;
}

.bg-primary {
    background-color: var(--color-primary) !important;
}

.bg-secondary {
    background-color: var(--color-secondary) !important;
}

.bg-success {
    background-color: var(--color-success) !important;
}

.bg-warning {
    background-color: var(--color-warning) !important;
}

.bg-danger {
    background-color: var(--color-danger) !important;
}

.bg-info {
    background-color: var(--color-info) !important;
}

.rounded-lg {
    border-radius: var(--radius-lg) !important;
}

.rounded-xl {
    border-radius: var(--radius-xl) !important;
}

.rounded-2xl {
    border-radius: var(--radius-2xl) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}

.shadow-xl {
    box-shadow: var(--shadow-xl) !important;
}

.shadow-2xl {
    box-shadow: var(--shadow-2xl) !important;
}

.transition-all {
    transition: all var(--transition) !important;
}

.transition-transform {
    transition: transform var(--transition) !important;
}

.hover-lift:hover {
    transform: translateY(-2px) !important;
}

.hover-shadow:hover {
    box-shadow: var(--shadow-lg) !important;
}

/* ========== LOADING SPINNER ========== */
.spinner {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-primary);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

.spinner-sm {
    width: 1rem;
    height: 1rem;
    border-width: 2px;
}

.spinner-lg {
    width: 3rem;
    height: 3rem;
    border-width: 4px;
}

/* ========== EMPTY STATES ========== */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--color-gray-500);
}

.empty-state-icon {
    font-size: 3rem;
    color: var(--color-gray-300);
    margin-bottom: 1rem;
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 0.5rem;
}

.empty-state-description {
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

/* ========== CUSTOM SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-100);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

/* ========== RESPONSIVE UTILITIES ========== */
@media (max-width: 640px) {
    .modal {
        width: 95%;
        max-width: 95%;
    }
    
    .notification-panel {
        width: calc(100vw - 2rem);
        right: 1rem;
        left: 1rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .card-body {
        padding: 1.25rem;
    }
}

@media (max-width: 768px) {
    .table-responsive {
        border: 1px solid var(--color-gray-200);
        border-radius: var(--radius);
    }
    
    .table {
        min-width: 768px;
    }
}

/* ========== PRINT STYLES ========== */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .card {
        border: 1px solid #ddd;
        box-shadow: none;
    }
    
    a {
        color: black;
        text-decoration: underline;
    }
}

/* ========== CUSTOM COMPONENTS ========== */
/* Status indicators */
.status-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 500;
}

.status-indicator::before {
    content: '';
    width: 0.5rem;
    height: 0.5rem;
    border-radius: var(--radius-full);
    display: inline-block;
}

.status-available {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success-dark);
}

.status-available::before {
    background-color: var(--color-success);
}

.status-occupied {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-danger-dark);
}

.status-occupied::before {
    background-color: var(--color-danger);
}

.status-pending {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-warning-dark);
}

.status-pending::before {
    background-color: var(--color-warning);
}

/* Progress bar */
.progress {
    height: 0.5rem;
    background-color: var(--color-gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    border-radius: var(--radius-full);
    transition: width 0.3s ease;
}

/* Tooltip */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltip-text {
    visibility: hidden;
    width: max-content;
    max-width: 16rem;
    background-color: var(--color-gray-900);
    color: white;
    text-align: center;
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    position: absolute;
    z-index: var(--z-tooltip);
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
    font-size: 0.75rem;
    line-height: 1.4;
    pointer-events: none;
}

.tooltip .tooltip-text::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -0.25rem;
    border-width: 0.25rem;
    border-style: solid;
    border-color: var(--color-gray-900) transparent transparent transparent;
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* ========== GRADIENTS ========== */
.gradient-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
}

.gradient-secondary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
}

.gradient-success {
    background: linear-gradient(135deg, var(--color-success), var(--color-success-dark));
}

.gradient-warning {
    background: linear-gradient(135deg, var(--color-warning), var(--color-warning-dark));
}

.gradient-danger {
    background: linear-gradient(135deg, var(--color-danger), var(--color-danger-dark));
}

.gradient-info {
    background: linear-gradient(135deg, var(--color-info), var(--color-info-dark));
}

/* Glass effect */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ========== QR CODE STYLES ========== */
.qr-code-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow);
}

.qr-code {
    width: 12rem;
    height: 12rem;
    padding: 0.5rem;
    background: white;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius);
    margin-bottom: 1rem;
}

.qr-code img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.qr-code-info {
    text-align: center;
}

.qr-code-table {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.qr-code-instructions {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* ========== ORDER STATUS BADGES ========== */
.order-status {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.order-status-pending {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-warning-dark);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.order-status-confirmed {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-info-dark);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.order-status-preparing {
    background-color: rgba(139, 92, 246, 0.1);
    color: #7c3aed;
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.order-status-ready {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-success-dark);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.order-status-served {
    background-color: rgba(34, 197, 94, 0.1);
    color: #15803d;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.order-status-completed {
    background-color: rgba(6, 182, 212, 0.1);
    color: #0e7490;
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.order-status-cancelled {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-danger-dark);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ========== MENU ITEM CARDS ========== */
.menu-item {
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    overflow: hidden;
    transition: all var(--transition);
    cursor: pointer;
}

.menu-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.menu-item-image {
    width: 100%;
    height: 12rem;
    object-fit: cover;
    background: linear-gradient(135deg, var(--color-gray-100), var(--color-gray-200));
}

.menu-item-body {
    padding: 1.25rem;
}

.menu-item-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.5rem;
}

.menu-item-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.menu-item-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    border-top: 1px solid var(--color-gray-200);
}

.menu-item-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.menu-item-badges {
    display: flex;
    gap: 0.5rem;
}

/* ========== TABLE CARDS ========== */
.table-card {
    background: white;
    border-radius: var(--radius-xl);
    border: 2px solid transparent;
    padding: 1.5rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

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

.table-card.available {
    border-color: var(--color-success-light);
}

.table-card.available:hover {
    border-color: var(--color-success);
}

.table-card.occupied {
    border-color: var(--color-danger-light);
}

.table-card.occupied:hover {
    border-color: var(--color-danger);
}

.table-card.reserved {
    border-color: var(--color-warning-light);
}

.table-card.reserved:hover {
    border-color: var(--color-warning);
}

.table-card.cleaning {
    border-color: var(--color-info-light);
}

.table-card.cleaning:hover {
    border-color: var(--color-info);
}

.table-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 0.25rem;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.table-card.available::before {
    background: linear-gradient(90deg, var(--color-success), var(--color-success-dark));
}

.table-card.occupied::before {
    background: linear-gradient(90deg, var(--color-danger), var(--color-danger-dark));
}

.table-card.reserved::before {
    background: linear-gradient(90deg, var(--color-warning), var(--color-warning-dark));
}

.table-card.cleaning::before {
    background: linear-gradient(90deg, var(--color-info), var(--color-info-dark));
}

/* ========== DASHBOARD WIDGETS ========== */
.dashboard-widget {
    background: white;
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: all var(--transition);
}

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

.widget-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.widget-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gray-900);
}

.widget-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.widget-icon-primary {
    background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(249, 115, 22, 0.2));
    color: var(--color-primary);
}

.widget-icon-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.2));
    color: var(--color-success);
}

.widget-icon-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.2));
    color: var(--color-warning);
}

.widget-icon-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(239, 68, 68, 0.2));
    color: var(--color-danger);
}

.widget-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.widget-change {
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.widget-change.positive {
    color: var(--color-success);
}

.widget-change.negative {
    color: var(--color-danger);
}

/* ========== TIMELINE ========== */
.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0.75rem;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-gray-200);
}

.timeline-item {
    position: relative;
    padding-bottom: 1.5rem;
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -2rem;
    top: 0.25rem;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: var(--radius-full);
    background: white;
    border: 2px solid var(--color-primary);
    z-index: 1;
}

.timeline-dot.completed {
    background: var(--color-primary);
}

.timeline-dot.current {
    background: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.2);
}

.timeline-dot.pending {
    background: white;
    border-color: var(--color-gray-300);
}

.timeline-content {
    padding-left: 1rem;
}

.timeline-time {
    font-size: 0.75rem;
    color: var(--color-gray-500);
    margin-bottom: 0.25rem;
}

.timeline-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.timeline-description {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

/* ========== STATS CARDS ========== */
.stats-card {
    background: white;
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition);
}

.stats-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-lg);
}

.stats-card-primary {
    border-top: 4px solid var(--color-primary);
}

.stats-card-success {
    border-top: 4px solid var(--color-success);
}

.stats-card-warning {
    border-top: 4px solid var(--color-warning);
}

.stats-card-danger {
    border-top: 4px solid var(--color-danger);
}

.stats-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.stats-icon-primary {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    color: white;
}

.stats-icon-success {
    background: linear-gradient(135deg, var(--color-success-light), var(--color-success));
    color: white;
}

.stats-icon-warning {
    background: linear-gradient(135deg, var(--color-warning-light), var(--color-warning));
    color: white;
}

.stats-icon-danger {
    background: linear-gradient(135deg, var(--color-danger-light), var(--color-danger));
    color: white;
}

.stats-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: 0.25rem;
}

.stats-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stats-change {
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

/* ========== RESPONSIVE GRID ========== */
.grid-auto-fit {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.grid-auto-fill {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
}

/* ========== CUSTOM UTILITIES ========== */
.object-cover-center {
    object-fit: cover;
    object-position: center;
}

.text-balance {
    text-wrap: balance;
}

.truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.truncate-3 {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ========== DARK MODE SUPPORT ========== */
@media (prefers-color-scheme: dark) {
    :root {
        --color-gray-50: #111827;
        --color-gray-100: #1f2937;
        --color-gray-200: #374151;
        --color-gray-300: #4b5563;
        --color-gray-400: #6b7280;
        --color-gray-500: #9ca3af;
        --color-gray-600: #d1d5db;
        --color-gray-700: #e5e7eb;
        --color-gray-800: #f3f4f6;
        --color-gray-900: #f9fafb;
    }
    
    body {
        background-color: #0f172a;
        color: var(--color-gray-300);
    }
    
    .card, .modal, .notification-panel {
        background-color: var(--color-gray-100);
        border-color: var(--color-gray-200);
    }
    
    .table {
        background-color: var(--color-gray-100);
    }
    
    .table th {
        background-color: var(--color-gray-200);
        color: var(--color-gray-300);
    }
    
    .table td {
        border-color: var(--color-gray-200);
        color: var(--color-gray-400);
    }
    
    .form-control {
        background-color: var(--color-gray-200);
        border-color: var(--color-gray-300);
        color: var(--color-gray-300);
    }
    
    .form-control:focus {
        background-color: var(--color-gray-200);
        border-color: var(--color-primary);
    }
    
    .form-control::placeholder {
        color: var(--color-gray-500);
    }
}

/* ========== ACCESSIBILITY ========== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.focus-visible:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ========== CUSTOM ANIMATIONS ========== */
@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.shimmer {
    background: linear-gradient(90deg, 
        rgba(255, 255, 255, 0) 0%, 
        rgba(255, 255, 255, 0.2) 50%, 
        rgba(255, 255, 255, 0) 100%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* ========== PRINT OPTIMIZATIONS ========== */
@media print {
    * {
        color: black !important;
        background: transparent !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }
    
    .card, .modal-content {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
    }
    
    .no-print, .modal-close, .notification-bell {
        display: none !important;
    }
    
    a[href]::after {
        content: " (" attr(href) ")";
    }
    
    abbr[title]::after {
        content: " (" attr(title) ")";
    }
    
    .page-break {
        page-break-before: always;
    }
    
    .avoid-break {
        page-break-inside: avoid;
    }
}

/* ========== TAILWIND COMPATIBILITY ========== */
/* Ensure custom styles work with Tailwind utilities */

/* Override Tailwind's default colors with custom variables */
.bg-gradient-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark)) !important;
}

.bg-gradient-secondary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark)) !important;
}

/* Button compatibility */
.btn {
    /* Override Tailwind's button styles */
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.btn-outline {
    border: 2px solid var(--color-primary) !important;
    background: transparent !important;
    color: var(--color-primary) !important;
}

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

/* Notification bell compatibility */
.notification-bell .notification-count {
    /* Ensure our custom notification count styles override Tailwind */
    position: absolute !important;
    top: -0.5rem !important;
    right: -0.5rem !important;
    min-width: 1.25rem !important;
    height: 1.25rem !important;
}

/* Modal backdrop for Tailwind */
.bg-black\/50 {
    background-color: rgba(0, 0, 0, 0.5) !important;
}

/* Ensure custom transitions work */
.transition-all {
    transition-property: all !important;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1) !important;
    transition-duration: 300ms !important;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .container {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }
    
    .hidden {
        display: none !important;
    }
}

/* Fix z-index conflicts */
.z-40 {
    z-index: 40 !important;
}

.z-50 {
    z-index: 50 !important;
}