/* ============================================================================
   MenuSign - main_style.css
   Comprehensive styling for the entire application
   Includes: Login, Dashboard, Menu Management, and all UI components
   ============================================================================ */

/* ============================================================================
   1. CSS VARIABLES & GENERAL RESET
   ============================================================================ */

:root {
    /* Primary color scheme */
    --primary-color: #0070e0;
    --primary-dark: #0056b3;
    --primary-light: #e1f0ff;
    
    /* Layout measurements */
    --sidebar-width: 250px;
    --header-height: 60px;
    --transition-speed: 0.3s;
    
    /* UI elements */
    --box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 5px 15px rgba(0, 0, 0, 0.15);
    --border-radius: 8px;
    
    /* Backgrounds */
    --header-bg: #ffffff;
    --sidebar-bg: #ffffff;
    --bg-light: #f8f9fa;
    --bg-dark: #343a40;
    
    /* Text colors */
    --dark-text: #333333;
    --light-text: #707070;
    --muted-text: #909090;
    
    /* Utility colors */
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
}

/* ============================================================================
   13. UTILITY CLASSES
   ============================================================================ */

/* Spacing utilities */
.m-0 { margin: 0 !important; }
.m-1 { margin: 0.25rem !important; }
.m-2 { margin: 0.5rem !important; }
.m-3 { margin: 1rem !important; }
.m-4 { margin: 1.5rem !important; }
.m-5 { margin: 3rem !important; }

.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }

.p-0 { padding: 0 !important; }
.p-1 { padding: 0.25rem !important; }
.p-2 { padding: 0.5rem !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.p-5 { padding: 3rem !important; }

/* Flex utilities */
.d-flex { display: flex !important; }
.flex-row { flex-direction: row !important; }
.flex-column { flex-direction: column !important; }
.justify-content-start { justify-content: flex-start !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-end { justify-content: flex-end !important; }
.justify-content-between { justify-content: space-between !important; }
.align-items-start { align-items: flex-start !important; }
.align-items-center { align-items: center !important; }
.align-items-end { align-items: flex-end !important; }

/* Text utilities */
.text-left { text-align: left !important; }
.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

.text-primary { color: var(--primary-color) !important; }
.text-success { color: var(--success-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-warning { color: var(--warning-color) !important; }
.text-info { color: var(--info-color) !important; }

.font-weight-normal { font-weight: 400 !important; }
.font-weight-bold { font-weight: 600 !important; }

/* Display utilities */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }

/* Background utilities */
.bg-primary { background-color: var(--primary-light) !important; }
.bg-success { background-color: rgba(16, 185, 129, 0.1) !important; }
.bg-danger { background-color: rgba(239, 68, 68, 0.1) !important; }
.bg-warning { background-color: rgba(245, 158, 11, 0.1) !important; }
.bg-info { background-color: rgba(59, 130, 246, 0.1) !important; }

/* Border utilities */
.border { border: 1px solid var(--border-color) !important; }
.border-top { border-top: 1px solid var(--border-color) !important; }
.border-bottom { border-bottom: 1px solid var(--border-color) !important; }
.rounded { border-radius: var(--border-radius) !important; }
.rounded-circle { border-radius: 50% !important; }

/* Width utilities */
.w-25 { width: 25% !important; }
.w-50 { width: 50% !important; }
.w-75 { width: 75% !important; }
.w-100 { width: 100% !important; }
.w-auto { width: auto !important; }

/* Shadow utilities */
.shadow-sm { box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05) !important; }
.shadow { box-shadow: var(--box-shadow) !important; }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1) !important; }
.shadow-none { box-shadow: none !important; }

/* ============================================================================
   14. ANIMATIONS
   ============================================================================ */

/* Fade In */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* Slide In From Right */
@keyframes slideInRight {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

.slide-in-right {
    animation: slideInRight 0.3s ease-out;
}

/* Slide In From Left */
@keyframes slideInLeft {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

.slide-in-left {
    animation: slideInLeft 0.3s ease-out;
}

/* Slide In From Bottom */
@keyframes slideInBottom {
    from { transform: translateY(30px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.slide-in-bottom {
    animation: slideInBottom 0.3s ease-out;
}

/* Pulse Animation */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.pulse {
    animation: pulse 1.5s infinite;
}

/* ============================================================================
   15. PRINT STYLES
   ============================================================================ */

@media print {
    body {
        background-color: #fff;
        font-size: 12pt;
    }
    
    .header,
    .sidebar,
    .menu-toggle,
    .sidebar-overlay,
    .menu-container {
        display: none !important;
    }
    
    .dashboard-container {
        margin: 0;
        padding: 0;
        width: 100%;
    }
    
    .card,
    .table,
    .product-table, 
    .server-status-table,
    .pricing-table {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    
    .no-print {
        display: none !important;
    }
    
    a {
        text-decoration: underline;
        color: #000;
    }
    
    button, .btn {
        display: none !important;
    }
    
    @page {
        margin: 1.5cm;
    }
}

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

/* Body Styling */
body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-light);
    color: var(--dark-text);
    line-height: 1.5;
    transition: margin var(--transition-speed);
}

/* Apply dashboard padding only when logged in */
body.dashboard-active {
    padding-top: var(--header-height);
}

/* ============================================================================
   2. TYPOGRAPHY
   ============================================================================ */

h1, h2, h3, h4, h5, h6 {
    margin-bottom: 15px;
    color: var(--dark-text);
    font-weight: 600;
    line-height: 1.3;
}

h1 {
    font-size: 1.75rem;
}

h2 {
    font-size: 1.5rem;
}

h3 {
    font-size: 1.25rem;
}

h4 {
    font-size: 1.125rem;
}

p {
    margin-bottom: 15px;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

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

/* ============================================================================
   3. LAYOUT COMPONENTS - HEADER, SIDEBAR, CONTENT
   ============================================================================ */

/* Header (Top Navigation) */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--header-bg);
    display: flex;
    align-items: center;
    padding: 0 20px;
    box-shadow: var(--box-shadow);
    z-index: 999;
}

.header-logo {
    font-weight: 600;
    font-size: 1.2rem;
    color: var(--primary-color);
    text-decoration: none;
    flex-grow: 1;
}

.header-username {
    margin-right: 15px;
    color: var(--light-text);
    font-size: 0.9rem;
}

/* Menu Toggle Button */
.menu-toggle {
    background: transparent;
    border: none;
    color: var(--dark-text);
    font-size: 1.2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.2s;
}

.menu-toggle:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100% - var(--header-height));
    background-color: var(--sidebar-bg);
    box-shadow: var(--box-shadow);
    transform: translateX(-100%);
    transition: transform var(--transition-speed);
    z-index: 998;
    overflow-y: auto;
}

.sidebar.active {
    transform: translateX(0);
}

/* Sidebar Overlay */
.sidebar-overlay {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 997;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed), visibility var(--transition-speed);
    backdrop-filter: blur(2px);
}

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

/* Menu Items */
.menu-item {
    display: block;
    padding: 15px 20px;
    color: var(--dark-text);
    text-decoration: none;
    border-left: 3px solid transparent;
    transition: background-color 0.2s, border-color 0.2s, color 0.2s;
}

.menu-item:hover, .menu-item:focus {
    background-color: rgba(0, 112, 224, 0.05);
}

.menu-item.active {
    border-left-color: var(--primary-color);
    background-color: rgba(0, 112, 224, 0.1);
    color: var(--primary-color);
    font-weight: 500;
}

.menu-item i {
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

/* Dashboard Content */
.dashboard-container {
    padding: 20px;
    width: 100%;
    box-sizing: border-box;
}

/* ============================================================================
   4. LOGIN PAGE SPECIFIC STYLES
   ============================================================================ */

/* Login Container */
.login-container {
    background-color: #fff;
    max-width: 400px;
    margin: 30px auto;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    animation: fadeIn 0.5s ease-out;
}

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

/* Logo and Headers on login page */
.login-container img {
    max-width: 100px;
    margin-bottom: 15px;
    transition: transform 0.3s ease;
}

.login-container img:hover {
    transform: scale(1.05);
}

.login-container h1 {
    font-size: 1.5rem;
    color: var(--dark-text);
    margin-bottom: 5px;
    font-weight: 600;
}

.login-container h2 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 600;
    position: relative;
    display: inline-block;
}

.login-container h2:after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

/* Login page description */
.login-container p {
    color: var(--light-text);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-top: 15px;
}

/* Registration and forgot password links */
.register-link, .forgot-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
    display: inline-block;
}

.register-link:hover, .forgot-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Login page burger menu */
.menu-container {
    position: fixed;
    top: 15px;
    right: 20px;
    z-index: 1000;
}

.burger-menu {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: white;
    color: var(--dark-text);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--box-shadow);
    transition: all 0.2s ease;
}

.burger-menu:hover {
    background-color: #f0f0f0;
    transform: scale(1.05);
}

/* Menu dropdown on login page */
.menu-links {
    display: none;
    position: absolute;
    top: 50px;
    right: 0;
    background: white;
    box-shadow: var(--box-shadow);
    border-radius: var(--border-radius);
    width: 240px;
    overflow: hidden;
    animation: slideDown 0.3s ease-out;
}

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

.menu-links a {
    display: block;
    padding: 12px 15px;
    text-decoration: none;
    color: var(--dark-text);
    transition: 0.2s;
    font-size: 0.95rem;
}

.menu-links a:hover {
    background: var(--primary-color);
    color: white;
}

.show-menu {
    display: block;
}

/* First-time visitor animation */
.first-visit .login-container {
    animation: pulseHighlight 2s ease-in-out;
}

@keyframes pulseHighlight {
    0% { box-shadow: 0 0 0 rgba(0, 112, 224, 0.0); }
    50% { box-shadow: 0 0 20px rgba(0, 112, 224, 0.3); }
    100% { box-shadow: 0 0 0 rgba(0, 112, 224, 0.0); }
}

/* ============================================================================
   5. FORM ELEMENTS
   ============================================================================ */

/* Form Group */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

/* Labels */
label {
    display: block;
    margin-bottom: 6px;
    color: var(--dark-text);
    font-size: 0.95rem;
    font-weight: 500;
}

/* Input Fields */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
input[type="time"],
input[type="search"],
textarea,
select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.2s ease;
    background-color: #fff;
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 112, 224, 0.15);
}

input::placeholder,
textarea::placeholder {
    color: #a0aec0;
}

/* Custom select styling */
select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%234a5568' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px 12px;
    padding-right: 40px !important;
}

/* Form Row */
.form-row {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.form-row label {
    width: 150px;
    text-align: right;
    margin-right: 15px;
    flex-shrink: 0;
}

.form-row input, 
.form-row select,
.form-row textarea {
    flex: 1;
}

/* Checkboxes and Radio Buttons */
.checkbox-group,
.radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

.checkbox-label,
.radio-label {
    display: flex;
    align-items: center;
    cursor: pointer;
}

input[type="checkbox"],
input[type="radio"] {
    margin-right: 6px;
}

/* Day Checkboxes */
.day-checkboxes {
    display: flex;
    flex-wrap: wrap;
    margin-bottom: 15px;
    gap: 10px;
}

.day-checkbox-container {
    position: relative;
}

.day-checkboxes label {
    display: flex;
    align-items: center;
    cursor: pointer;
    margin: 0;
    padding: 6px 10px;
    background-color: var(--bg-light);
    border-radius: 6px;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.day-checkboxes label:hover {
    background-color: #e2e8f0;
}

.day-checkboxes input[type="checkbox"] {
    width: auto;
    margin-right: 6px;
    cursor: pointer;
}

.day-checkboxes input[type="checkbox"]:checked + label {
    background-color: var(--primary-color);
    color: white;
}

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 25px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
    gap: 10px;
}

/* Product Form */
.product-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--box-shadow);
}

/* ============================================================================
   6. BUTTONS
   ============================================================================ */

button, .btn {
    padding: 10px 16px;
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

button:hover, .btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

button:active, .btn:active {
    transform: translateY(0);
}

button i, .btn i {
    margin-right: 6px;
}

/* Button Sizes */
.btn-sm {
    padding: 6px 12px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 12px 20px;
    font-size: 1.1rem;
}

/* Button Variants */
.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

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

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

.btn-success:hover {
    background-color: #059669;
}

.btn-secondary {
    background-color: #6b7280;
    color: white;
}

.btn-secondary:hover {
    background-color: #4b5563;
}

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

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

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

.btn-link {
    background: none;
    box-shadow: none;
    color: var(--primary-color);
    padding: 0;
}

.btn-link:hover {
    background: none;
    box-shadow: none;
    color: var(--primary-dark);
    text-decoration: underline;
    transform: none;
}

/* ============================================================================
   7. TABLES
   ============================================================================ */

.table, 
.product-table, 
.server-status-table,
.pricing-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-bottom: 20px;
    font-size: 0.95rem;
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.table th, 
.table td,
.product-table th, 
.product-table td,
.server-status-table th, 
.server-status-table td,
.pricing-table th,
.pricing-table td {
    padding: 12px 15px;
    border: none;
    border-bottom: 1px solid var(--border-color);
}

.table th,
.product-table th,
.server-status-table th,
.pricing-table th {
    background-color: var(--bg-light);
    font-weight: 600;
    text-align: left;
    color: #4a5568;
    border-bottom: 2px solid var(--border-color);
}

.table tr:last-child td,
.product-table tr:last-child td,
.server-status-table tr:last-child td,
.pricing-table tr:last-child td {
    border-bottom: none;
}

.table-striped tbody tr:nth-of-type(odd),
.product-table tbody tr:nth-of-type(odd),
.server-status-table tbody tr:nth-of-type(odd) {
    background-color: #fafafa;
}

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 1rem;
    border-radius: 8px;
}

/* Status Colors */
.bg-success, .enabled-row {
    background-color: rgba(16, 185, 129, 0.1) !important;
}

.bg-fail, .disabled-row {
    background-color: rgba(239, 68, 68, 0.1) !important;
}

.text-success {
    color: var(--success-color);
    font-weight: 500;
}

.text-danger {
    color: var(--danger-color);
    font-weight: 500;
}

/* ============================================================================
   8. CARDS AND CONTAINERS
   ============================================================================ */

/* Card Components */
.card {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: var(--box-shadow);
    margin-bottom: 20px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}

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

.card-header {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-light);
}

.card-title {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-text);
}

.card-body {
    padding: 20px;
}

.card-footer {
    padding: 15px 20px;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-light);
}

/* Menu Management Containers */
.menu-management {
    padding: 20px;
    max-width: 100%;
}

.restaurant-selector {
    margin-bottom: 30px;
    background-color: #fff;
    border-radius: var(--border-radius);
    padding: 20px;
    box-shadow: var(--box-shadow);
}

.menu-list-container, 
#menu-items-container {
    margin-top: 20px;
    border: none;
    background-color: #fff;
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.pricing-rules-container {
    padding: 15px;
    background-color: var(--bg-light);
    border-radius: 8px;
    margin-top: 15px;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.05);
}

/* ============================================================================
   9. ALERTS AND STATUS INDICATORS
   ============================================================================ */

/* Alerts */
.alert {
    padding: 12px 16px;
    margin-bottom: 15px;
    border-radius: 8px;
    font-size: 0.9rem;
}

.alert-danger, .error-message {
    background-color: #fef2f2;
    color: var(--danger-color);
    border-left: 4px solid var(--danger-color);
}

.alert-success, .success-message {
    background-color: #f0fdf4;
    color: var(--success-color);
    border-left: 4px solid var(--success-color);
}

.alert-warning {
    background-color: #fffbeb;
    color: var(--warning-color);
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background-color: #eff6ff;
    color: var(--info-color);
    border-left: 4px solid var(--info-color);
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.status-badge-active {
    background-color: #d1fae5;
    color: #047857;
}

.status-badge-inactive {
    background-color: #fee2e2;
    color: #b91c1c;
}

.status-badge-pending {
    background-color: #fef3c7;
    color: #92400e;
}

/* Loading Spinner */
.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(0, 112, 224, 0.2);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

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

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 15px;
    color: #d1d5db;
}

.empty-state-message {
    font-size: 1.1rem;
    margin-bottom: 20px;
}

/* ============================================================================
   10. MODALS AND DIALOGS
   ============================================================================ */

/* Modal Styles */
.modal {
    position: fixed;
    z-index: 1050;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-y: auto;
    backdrop-filter: blur(2px);
}

.modal-content {
    background-color: #ffffff;
    margin: 20px;
    padding: 25px;
    border: none;
    width: 90%;
    max-width: 600px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    animation: modalFadeIn 0.3s;
}

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--dark-text);
    margin: 0;
}

.close-btn {
    color: #6b7280;
    background: none;
    border: none;
    font-size: 24px;
    font-weight: 500;
    cursor: pointer;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.2s;
    box-shadow: none;
}

.close-btn:hover {
    background-color: #f3f4f6;
    color: var(--dark-text);
    box-shadow: none;
    transform: none;
}

/* ============================================================================
   11. SELECT2 CUSTOMIZATION
   ============================================================================ */

/* Select2 Styling */
.select2-container {
    width: 100% !important;
}

.select2-container--default .select2-selection--multiple {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 5px;
    min-height: 40px;
}

.select2-container--default .select2-selection--multiple .select2-selection__choice {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 4px;
    padding: 4px 8px;
    margin: 3px;
    font-size: 0.9rem;
}

.select2-container--default .select2-selection--multiple .select2-selection__choice__remove {
    color: #fff;
    margin-left: 5px;
    cursor: pointer;
}

.select2-container--default .select2-selection--single {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    height: 40px;
    display: flex;
    align-items: center;
    padding: 0 10px;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 40px;
}

.select2-dropdown {
    border-color: var(--border-color);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-radius: 6px;
    overflow: hidden;
}

.select2-container--default .select2-results__option--highlighted[aria-selected] {
    background-color: var(--primary-color);
}

/* For Select2 user selection */
#users {
    min-height: 40px;
}

/* ============================================================================
   12. RESPONSIVE DESIGN
   ============================================================================ */

/* Mobile-first approach adjustments */

/* Desktop Layout */
@media (min-width: 992px) {
    body.dashboard-active {
        margin-left: var(--sidebar-width);
    }
    
    .sidebar {
        transform: translateX(0);
        border-right: 1px solid var(--border-color);
        box-shadow: 2px 0 5px rgba(0, 0, 0, 0.05);
        background-color: var(--sidebar-bg);
    }
    
    .menu-toggle {
        display: none;
    }
    
    .dashboard-container {
        margin-left: 0;
        width: calc(100% - var(--sidebar-width));
        position: absolute;
        right: 0;
        top: var(--header-height);
        bottom: 0;
        overflow-y: auto;
        background-color: var(--bg-light);
        border-left: 1px solid var(--border-color);
    }
    
    /* Create a clearer visual separation */
    .header {
        padding-left: calc(var(--sidebar-width) + 20px);
        border-bottom: 1px solid var(--border-color);
    }
    
    /* Ensure no overlay happens */
    .sidebar-overlay {
        display: none !important;
    }
}

/* Tablet and Mobile */
@media (max-width: 991px) {
    body.dashboard-active {
        margin-left: 0;
    }
    
    .dashboard-container {
        width: 100%;
        margin-left: 0;
        box-sizing: border-box;
        padding: 15px;
    }
    
    /* Mobile sidebar sizing */
    .sidebar {
        width: 85%;
        max-width: 300px;
    }
    
    /* Adjust form layouts */
    .form-row {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .form-row label {
        width: 100%;
        text-align: left;
        margin-bottom: 5px;
    }
    
    /* Mobile optimized checkboxes */
    .day-checkboxes {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
    
    /* Mobile-friendly modals */
    .modal {
        align-items: flex-end;
    }
    
    .modal-content {
        width: 100%;
        margin: 0;
        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
        max-height: 90vh;
        overflow-y: auto;
    }
    
    /* Stack buttons vertically on mobile */
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions .btn {
        width: 100%;
        margin-right: 0;
        margin-bottom: 8px;
    }
    
    /* Responsive tables */
    .table-responsive {
        display: block;
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    /* Fix table header on scroll */
    .table-responsive table thead th {
        position: sticky;
        top: 0;
        background-color: var(--bg-light);
        z-index: 10;
        box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
    }
    
    /* Login page adjustments */
    .login-container {
        max-width: 90%;
        padding: 25px 20px;
        margin: 20px auto;
    }
    
    .menu-container {
        top: 10px;
        right: 10px;
    }
    
    .menu-links {
        width: 200px;
    }
    
    /* Ensure buttons are touch-friendly */
    button, .btn {
        min-height: 44px; /* Apple's recommended touch target size */
    }
}


/* Select2 Styling */
.select2-container {
    width: 100% !important;
}

.select2-container--default .select2-selection--multiple {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 5px;
    min-height: 40px;
}

.select2-container--default .select2-selection--multiple .select2-selection__choice {
    background-color: var(--primary-color);
    color: #fff;
    border: none;
    border-radius: 4px;
    padding: 4px 8px;
    margin: 3px;
    font-size: 0.9rem;
}

.select2-container--default .select2-selection--multiple .select2-selection__choice__remove {
    color: #fff;
    margin-left: 5px;
    cursor: pointer;
}