/* Black placeholder color for all inputs, textareas, selects, options, and date/time fields */
input,
textarea,
select,
option {
    color: #111 !important;
}
input::placeholder,
textarea::placeholder {
    color: #111 !important;
    opacity: 1;
}
/* Admin Panel - Modern Design System */

/* CSS Custom Properties for consistent theming */
:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #1f2937;
    --success-color: #059669;
    --danger-color: #dc2626;
    --warning-color: #d97706;
    --info-color: #0891b2;

    --text-primary: #1f2937;
    --text-secondary: #4b5563;
    --text-light: #6b7280;

    --bg-primary: #f9fafb;
    --bg-secondary: #f3f4f6;
    --bg-tertiary: #f8fafc;

    --border-color: #d1d5db;
    --border-light: #e5e7eb;

    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

    --border-radius: 8px;
    --border-radius-sm: 6px;
    --border-radius-lg: 12px;

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;

    --font-sm: 0.875rem;
    --font-base: 1rem;
    --font-lg: 1.125rem;
    --font-xl: 1.25rem;
    --font-xxl: 1.5rem;
    --font-xxxl: 1.875rem;

    --touch-target: 44px;
    --header-height: 64px;
}

/* Base Styles - Mobile First */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', 'Roboto', 'Arial', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    font-size: var(--font-base);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    z-index: 1000;
}

.skip-link:focus {
    top: 6px;
}

/* Login Container */
.login-container {
    width: 100%;
    max-width: 400px;
    padding: var(--spacing-xl);
    margin: 5vh auto;
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

/* Admin Navbar Styles */
.admin-navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(90deg, #1e40af 0%, #3730a3 100%);
    color: #fff;
    min-height: var(--header-height);
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.admin-navbar .logo {
    font-size: var(--font-xl);
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    white-space: nowrap;
    margin-right: var(--spacing-lg);
    letter-spacing: -0.025em;
}

/* Hamburger Icon */
.hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    margin-left: auto;
    z-index: 110;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    margin: 3px 0;
    background: #fff;
    border-radius: 1px;
    transition: all 0.3s;
}

@media (min-width: 768px) {
    .hamburger {
        display: none !important;
    }
}

.nav-list {
    list-style: none;
    display: none;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin: 0;
    padding: 0;
    background: none;
}

.nav-list li a {
    display: block;
    color: #fff;
    text-decoration: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    font-weight: 500;
    transition: all 0.2s;
}

.nav-list li a.active,
.nav-list li a:hover,
.nav-list li a:focus {
    background: rgba(255,255,255,0.1);
}

/* Main Site Link Styling */
.nav-list li a.main-site-link {
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid rgba(34, 197, 94, 0.3);
    margin: 0.5rem 0;
    font-weight: 600;
    position: relative;
}

.nav-list li a.main-site-link:hover,
.nav-list li a.main-site-link:focus {
    background: rgba(34, 197, 94, 0.3);
    border-color: rgba(34, 197, 94, 0.5);
}

.nav-list li a.main-site-link::before {
    content: "🏠";
    margin-right: 0.5rem;
    font-size: 0.9em;
}

@media (min-width: 768px) {
    .nav-list {
        display: flex !important;
        flex-direction: row;
        align-items: center;
        gap: var(--spacing-sm);
        background: none;
    }
    .admin-navbar {
        padding: 0 var(--spacing-xl);
    }
}

/* Sidebar Styles (Mobile) */
.sidebar {
    position: fixed;
    top: 0;
    left: -280px;
    width: 260px;
    height: 100vh;
    background: linear-gradient(180deg, #1f2937 0%, #374151 100%);
    color: #fff;
    z-index: 200;
    box-shadow: var(--shadow-lg);
    transition: left 0.3s;
    display: flex;
    flex-direction: column;
}

.sidebar.active {
    left: 0;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.sidebar .logo {
    font-size: var(--font-lg);
    font-weight: 700;
    color: #fff;
    text-decoration: none;
}

.sidebar-close {
    background: none;
    border: none;
    color: #fff;
    font-size: var(--font-xl);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: background 0.2s;
}

.sidebar-close:hover {
    background: rgba(255,255,255,0.1);
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg);
}

.sidebar-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-nav li a {
    display: block;
    color: #fff;
    text-decoration: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-xs);
    transition: all 0.2s;
    font-weight: 500;
}

.sidebar-nav li a.active,
.sidebar-nav li a:hover {
    background: rgba(255,255,255,0.1);
    transform: translateX(4px);
}

/* Main Site Link Styling for Sidebar */
.sidebar-nav li a.main-site-link {
    background: rgba(34, 197, 94, 0.2);
    border: 1px solid rgba(34, 197, 94, 0.3);
    margin: 0.5rem 0;
    font-weight: 600;
    position: relative;
}

.sidebar-nav li a.main-site-link:hover,
.sidebar-nav li a.main-site-link:focus {
    background: rgba(34, 197, 94, 0.3);
    border-color: rgba(34, 197, 94, 0.5);
}

.sidebar-nav li a.main-site-link::before {
    content: "🏠";
    margin-right: 0.5rem;
    font-size: 0.9em;
}

@media (min-width: 768px) {
    .sidebar {
        display: none;
    }
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 150;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    pointer-events: none;
}

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

/* Main Content */
main {
    flex: 1;
    padding: var(--spacing-lg);
    background: transparent;
    margin-top: var(--spacing-lg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container--full {
    max-width: none;
}

/* Table-specific container for full width tables */
.container--table {
    max-width: none;
    padding: 0 var(--spacing-md);
    overflow-x: auto;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin: 0 0 var(--spacing-lg) 0;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.025em;
}

h1 {
    font-size: var(--font-xxxl);
    color: #fff;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

h2 {
    font-size: var(--font-xxl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: var(--font-xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

h4 {
    font-size: var(--font-lg);
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

/* Page Header */
.page-header {
    background-color: #404957;
    backdrop-filter: blur(12px);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    border: 1px solid rgba(0,0,0,0.06);
    box-shadow: var(--shadow-md);
}



/* Extra spacing between page header and first card, and between stacked cards */
.page-header + .content-card {
    margin-top: 2.5rem;
}
.content-card + .content-card {
    margin-top: 2rem;
}

/* Table Readability Fixes */
th, td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-light);
    background: transparent;
    white-space: nowrap;
    min-width: 100px;
}

th {
    background: linear-gradient(90deg, #232a36 0%, #374151 100%);
    font-weight: 700;
    color: #e0e7ff;
    position: sticky;
    top: 0;
    font-size: var(--font-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid #374151;
    z-index: 1;
    white-space: nowrap;
}

td {
    color: #e0e7ff;
    background: rgba(31,41,55,0.60);
    transition: background 0.2s;
    white-space: nowrap;
    overflow: visible;
}

/* Content Cards */
.content-card {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255,255,255,0.3);
}

.content-card h2,
.content-card h3,
.content-card h4 {
    color: var(--text-primary);
}

.content-card p {
    color: var(--text-secondary);
}

/* Form Styles */
.form-group {
    margin-bottom: var(--spacing-lg);
}

label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.required::after {
    content: ' *';
    color: var(--danger-color);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="datetime-local"],
input[type="url"],
textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-light);
    border-radius: var(--border-radius);
    font-size: var(--font-base);
    transition: all 0.3s ease;
    background: rgba(255,255,255,0.9);
    color: var(--text-primary);
}

input[type="file"] {
    padding: var(--spacing-sm);
    border: 2px dashed var(--border-color);
    background: rgba(255,255,255,0.5);
}

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

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    background: #fff;
}

input:invalid,
textarea:invalid {
    border-color: var(--danger-color);
}

select {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-light);
    border-radius: var(--border-radius);
    font-size: var(--font-base);
    background: rgba(255,255,255,0.9);
    cursor: pointer;
    color: var(--text-primary);
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    font-size: var(--font-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: #fff;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    min-height: var(--touch-target);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.3);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #374151 100%);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #374151 0%, var(--secondary-color) 100%);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #b91c1c 100%);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #b91c1c 0%, var(--danger-color) 100%);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #047857 100%);
}

.btn-success:hover {
    background: linear-gradient(135deg, #047857 0%, var(--success-color) 100%);
}

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

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

.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-sm);
    min-height: 36px;
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-lg);
    min-height: 52px;
}

.btn-block {
    width: 100%;
}

/* Table Styles */

/* Table Container - Modern Glassy Look */
.table-container {
    background: rgba(31,41,55,0.92);
    backdrop-filter: blur(12px);
    border-radius: var(--border-radius-lg);
    overflow: visible;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0,0,0,0.18);
    margin-bottom: var(--spacing-xl);
    width: 100%;
    min-width: 100%;
}

table {
    width: 100%;
    min-width: 100%;
    border-collapse: collapse;
    background: transparent;
    table-layout: auto;
}

th, td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-light);
    background: transparent;
    white-space: nowrap;
    min-width: 100px;
}

th {
    background: linear-gradient(90deg, #232a36 0%, #374151 100%);
    font-weight: 700;
    color: #e0e7ff;
    position: sticky;
    top: 0;
    font-size: var(--font-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid #374151;
    z-index: 1;
    white-space: nowrap;
}

td {
    color: #e0e7ff;
    background: rgba(31,41,55,0.60);
    transition: background 0.2s;
    white-space: nowrap;
    overflow: visible;
}

tbody tr:hover {
    background: rgba(37, 99, 235, 0.18);
}

/* Modern Table for Mobile */
@media (max-width: 480px) {
    .table-container {
        overflow-x: auto;
        overflow-y: visible;
    }
    
    table {
        min-width: 800px; /* Ensure minimum width for readability */
    }
    
    .table-mobile-cards {
        display: block;
    }
    
    .table-mobile-cards table,
    .table-mobile-cards thead,
    .table-mobile-cards tbody,
    .table-mobile-cards th,
    .table-mobile-cards td,
    .table-mobile-cards tr {
        display: block;
    }
    
    .table-mobile-cards thead tr {
        position: absolute;
        top: -9999px;
        left: -9999px;
    }
    
    .table-mobile-cards tr {
        border: 1px solid var(--border-light);
        border-radius: var(--border-radius);
        margin-bottom: var(--spacing-md);
        background: rgba(255,255,255,0.95);
        padding: var(--spacing-md);
    }
    
    .table-mobile-cards td {
        border: none;
        position: relative;
        padding-left: 50%;
        margin-bottom: var(--spacing-sm);
        color: var(--text-primary);
    }
    
    .table-mobile-cards td::before {
        content: attr(data-label) ": ";
        position: absolute;
        left: var(--spacing-md);
        width: 45%;
        font-weight: 600;
        color: var(--text-secondary);
    }
}

/* Responsive table for medium screens */
@media (max-width: 768px) {
    .table-container {
        overflow-x: auto;
        overflow-y: visible;
    }
    
    table {
        min-width: 700px;
    }
}

/* Dashboard Grid */
.admin-dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.admin-dashboard-card {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255,255,255,0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.admin-dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: rgba(255,255,255,1);
}

.admin-dashboard-icon-bg {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.admin-dashboard-card span:last-child {
    font-size: var(--font-lg);
    font-weight: 600;
    color: var(--text-primary);
}

/* Message Styles */
.message {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    border-left: 4px solid;
}

.message.error {
    background: rgba(220, 38, 38, 0.1);
    border-left-color: var(--danger-color);
    color: #b91c1c;
}

.message.success {
    background: rgba(5, 150, 105, 0.1);
    border-left-color: var(--success-color);
    color: #047857;
}

.message.info {
    background: rgba(8, 145, 178, 0.1);
    border-left-color: var(--info-color);
    color: #0e7490;
}

.message.warning {
    background: rgba(217, 119, 6, 0.1);
    border-left-color: var(--warning-color);
    color: #c2410c;
}

/* Loading Animation */
.loading {
    position: relative;
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--border-color);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Footer */
footer {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(12px);
    padding: var(--spacing-lg);
    text-align: center;
    color: rgba(255,255,255,0.8);
    border-top: 1px solid rgba(255,255,255,0.2);
}

/* Utility Classes */
.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;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.p-0 { padding: 0; }
.p-1 { padding: var(--spacing-sm); }
.p-2 { padding: var(--spacing-md); }
.p-3 { padding: var(--spacing-lg); }
.p-4 { padding: var(--spacing-xl); }

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

/* Responsive Design */
@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
    
    .admin-dashboard-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .login-container {
        max-width: 450px;
    }
}

@media (min-width: 768px) {
    :root {
        --spacing-xl: 2.5rem;
        --spacing-xxl: 3.5rem;
    }
    
    nav {
        padding: 0 var(--spacing-xl);
    }
    
    .nav-header {
        padding: var(--spacing-lg) var(--spacing-xl);
    }
    
    .menu-toggle {
        display: none;
    }
    
    .nav-menu {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .nav-menu li a {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    main {
        padding: var(--spacing-xl);
        margin-top: var(--spacing-xl);
    }
    
    .form-actions {
        flex-direction: row;
        gap: var(--spacing-md);
    }
    
    .btn-block {
        width: auto;
    }
    
    .admin-dashboard-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--spacing-xxl);
    }
}

@media (min-width: 1024px) {
    main {
        padding: var(--spacing-xxl);
        margin-top: var(--spacing-xxl);
    }
    
    .container {
        max-width: 960px;
    }
    
    .admin-dashboard-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    }
    
    .form-row {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: var(--spacing-lg);
    }
}

@media (min-width: 1200px) {
    .admin-dashboard-grid {
        grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn:hover,
    .admin-dashboard-card:hover,
    .nav-menu li a:hover {
        transform: none;
        box-shadow: var(--shadow-sm);
    }
    
    .btn:active,
    .admin-dashboard-card:active {
        transform: scale(0.98);
    }
    
    .admin-dashboard-card:active {
        transform: translateY(-2px) scale(0.98);
    }
    
    .nav-menu li a:active {
        background: rgba(255,255,255,0.2);
    }
    
    input, select, textarea, .btn {
        min-height: var(--touch-target);
        font-size: var(--font-base);
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000;
        --text-primary: #000;
        --bg-primary: #fff;
    }
    
    .container,
    .content-card,
    .admin-dashboard-card {
        border: 2px solid var(--border-color);
    }
    
    table {
        border: 2px solid var(--border-color);
    }
    
    th, td {
        border: 1px solid var(--border-color);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .loading::after {
        animation: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #f9fafb;
        --text-secondary: #d1d5db;
        --bg-primary: #111827;
        --bg-secondary: #1f2937;
        --bg-tertiary: #374151;
        --border-color: #4b5563;
        --border-light: #374151;
    }
    
    body {
        background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    }
    
    .container,
    .content-card,
    .admin-dashboard-card {
        background: rgba(255,255,255,0.05);
        border-color: rgba(255,255,255,0.1);
    }
    
    input::placeholder,
    textarea::placeholder {
        color: var(--text-secondary);
    }
}

/* Print Styles */
@media print {
    header,
    nav,
    .sidebar,
    .btn,
    .admin-dashboard-card {
        display: none !important;
    }
    
    body {
        background: #fff;
        color: #000;
    }
    
    .container {
        max-width: none;
        padding: 0;
    }
    
    table {
        border-collapse: collapse;
    }
    
    tr {
        page-break-inside: avoid;
    }
    
    th, td {
        border: 1px solid #000;
        padding: 8px;
    }
    
    .table-container {
        box-shadow: none;
        border: 1px solid #000;
    }
}

/* Admin Main Wrapper for Top Padding */
.admin-main {
    padding-top: 2.5rem;
}

/* Badge styles */
.badge {
    display: inline-block;
    padding: 2px 6px;
    font-size: 11px;
    font-weight: bold;
    border-radius: 3px;
    margin: 1px;
}

.badge-success {
    background-color: #28a745;
    color: white;
}

.badge-secondary {
    background-color: #6c757d;
    color: white;
}