/* ============================================
   PANEL EZKEY - MODERN UI REDESIGN
   Color Scheme: Modern Teal/Blue Gradient
   Version: 2.0
   ============================================ */

/* ========== CSS VARIABLES - NEW COLOR SCHEME ========== */
:root {
    /* Primary Colors - Modern Teal/Blue */
    --primary-color: #00d4aa;
    --primary-dark: #00b894;
    --primary-light: #55efc4;
    --primary-gradient: linear-gradient(135deg, #00d4aa 0%, #0984e3 50%, #6c5ce7 100%);
    --primary-gradient-hover: linear-gradient(135deg, #00b894 0%, #0770c4 50%, #5a4fcf 100%);
    
    /* Secondary Colors */
    --secondary-color: #0984e3;
    --secondary-dark: #0770c4;
    --secondary-light: #74b9ff;
    
    /* Accent Colors */
    --accent-purple: #6c5ce7;
    --accent-pink: #fd79a8;
    --accent-orange: #fdcb6e;
    --accent-green: #00b894;
    
    /* Status Colors */
    --success-color: #00b894;
    --success-light: #55efc4;
    --danger-color: #d63031;
    --danger-light: #ff7675;
    --warning-color: #fdcb6e;
    --warning-light: #ffeaa7;
    --info-color: #0984e3;
    --info-light: #74b9ff;
    
    /* Neutral Colors */
    --dark-color: #2d3436;
    --dark-light: #636e72;
    --light-bg: #f8f9fa;
    --light-gray: #dfe6e9;
    --white: #ffffff;
    --black: #000000;
    
    /* Border & Shadow */
    --border-radius: 1.25rem;
    --border-radius-sm: 0.875rem;
    --border-radius-lg: 2rem;
    --shadow-xs: 0 1px 3px rgba(0, 212, 170, 0.1);
    --shadow-sm: 0 4px 12px rgba(0, 212, 170, 0.15);
    --shadow-md: 0 8px 24px rgba(0, 212, 170, 0.2);
    --shadow-lg: 0 16px 48px rgba(0, 212, 170, 0.25);
    --shadow-xl: 0 24px 64px rgba(0, 212, 170, 0.3);
    
    /* Transitions */
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== GLOBAL RESET & BASE ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

* {
    transition: background-color var(--transition-fast), 
                color var(--transition-fast), 
                transform var(--transition-fast), 
                box-shadow var(--transition-fast),
                border-color var(--transition-fast);
}

body {
    background: linear-gradient(135deg, #e8f5f3 0%, #d4e6f1 50%, #e8eaf6 100%);
    min-height: 100vh;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--dark-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container-fluid {
    padding-bottom: 2rem;
    padding-top: 1rem;
    overflow-x: visible;
    width: 100%;
    max-width: 100%;
}

/* ========== NAVBAR - NEW DESIGN ========== */
.navbar.bg-primary {
    background: var(--primary-gradient) !important;
    box-shadow: var(--shadow-md);
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    padding: 1.25rem 0;
    backdrop-filter: blur(10px);
    border-bottom: 3px solid rgba(255, 255, 255, 0.2);
}

.navbar .navbar-brand {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--white) !important;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar .navbar-brand i {
    font-size: 2rem;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.95) !important;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    margin: 0 0.375rem;
    padding: 0.625rem 1.25rem;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.15);
    transition: left var(--transition-base);
    z-index: 0;
}

.navbar-nav .nav-link:hover::before,
.navbar-nav .nav-link.active::before {
    left: 0;
}

.navbar-nav .nav-link > * {
    position: relative;
    z-index: 1;
}

.navbar-nav .nav-link.active,
.navbar-nav .nav-link:focus,
.navbar-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.25);
    color: var(--white) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.navbar-nav .nav-link.text-danger {
    color: var(--danger-light) !important;
}

.navbar-nav .nav-link.text-danger:hover,
.navbar-nav .nav-link.text-danger:focus {
    background: rgba(214, 48, 49, 0.2);
    color: var(--white) !important;
}

.navbar-toggler {
    border-radius: var(--border-radius-sm);
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.15);
    transition: var(--transition-base);
    padding: 0.5rem 0.75rem;
}

.navbar-toggler:focus,
.navbar-toggler:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
    box-shadow: var(--shadow-sm);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ========== CARDS - ENHANCED DESIGN ========== */
.card {
    border-radius: var(--border-radius) !important;
    box-shadow: var(--shadow-sm);
    border: none;
    background: var(--white);
    overflow: visible;
    transition: var(--transition-base);
    position: relative;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.card:hover::before {
    opacity: 1;
}

.card-title {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.card-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-bottom: 2px solid var(--light-gray);
    font-weight: 600;
    padding: 1.5rem;
    color: var(--dark-color);
}

.card-body {
    padding: 1.75rem;
    overflow: visible;
}

.card-body .table-responsive {
    overflow-x: auto !important;
    overflow-y: visible !important;
}

/* ========== BUTTONS - MODERN GRADIENT ========== */
.btn,
.btn-sm {
    border-radius: var(--border-radius-sm) !important;
    font-weight: 600;
    box-shadow: var(--shadow-xs);
    transition: var(--transition-base);
    border: none;
    padding: 0.75rem 1.75rem;
    font-size: 0.9375rem;
    letter-spacing: 0.3px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn > * {
    position: relative;
    z-index: 1;
}

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

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

.btn-primary:hover,
.btn-primary:focus {
    background: var(--primary-gradient-hover);
    color: var(--white);
}

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

.btn-danger:hover,
.btn-danger:focus {
    background: linear-gradient(135deg, #c0392b 0%, var(--danger-color) 100%);
    color: var(--white);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, var(--warning-light) 100%);
    color: var(--dark-color);
}

.btn-warning:hover,
.btn-warning:focus {
    background: linear-gradient(135deg, #e17055 0%, var(--warning-color) 100%);
    color: var(--dark-color);
}

.btn-info {
    background: linear-gradient(135deg, var(--info-color) 0%, var(--info-light) 100%);
    color: var(--white);
}

.btn-info:hover,
.btn-info:focus {
    background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--info-color) 100%);
    color: var(--white);
}

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

.btn-success:hover,
.btn-success:focus {
    background: linear-gradient(135deg, #00a085 0%, var(--success-color) 100%);
    color: var(--white);
}

.btn-secondary {
    background: linear-gradient(135deg, #636e72 0%, #b2bec3 100%);
    color: var(--white);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background: linear-gradient(135deg, #2d3436 0%, #636e72 100%);
    color: var(--white);
}

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

.btn-sm {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
}

/* ========== FORMS - ENHANCED ========== */
.form-control,
.form-select {
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-xs);
    border: 2px solid var(--light-gray);
    background: var(--white);
    padding: 0.875rem 1.25rem;
    transition: var(--transition-base);
    font-size: 0.9375rem;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(0, 212, 170, 0.1), var(--shadow-sm) !important;
    background: var(--white);
    transform: translateY(-1px);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.625rem;
    font-size: 0.9375rem;
}

/* ========== TABLES - MODERN DESIGN ========== */
.table {
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    background: var(--white);
    box-shadow: var(--shadow-xs);
    margin-bottom: 0;
    border-collapse: separate;
    border-spacing: 0;
}

.table th {
    background: linear-gradient(135deg, #f1f3f5 0%, #e9ecef 100%);
    font-weight: 700;
    color: var(--dark-color);
    border: none;
    padding: 1.25rem 1rem;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 1px;
    position: sticky;
    top: 0;
    z-index: 10;
}

.table td {
    padding: 1.25rem 1rem;
    vertical-align: middle;
    border-top: 1px solid var(--light-gray);
}

.table-striped > tbody > tr:nth-of-type(odd) {
    background-color: #f8f9fa;
}

.table-hover tbody tr {
    transition: var(--transition-base);
    cursor: pointer;
}

.table-hover tbody tr:hover {
    background: linear-gradient(90deg, rgba(0, 212, 170, 0.05) 0%, rgba(9, 132, 227, 0.05) 100%);
    transform: scale(1.01);
    box-shadow: var(--shadow-xs);
}

.table-responsive {
    border-radius: var(--border-radius-sm);
    overflow-x: auto !important;
    overflow-y: visible !important;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) var(--light-gray);
    width: 100%;
    display: block;
}

.table-responsive::-webkit-scrollbar {
    height: 8px;
}

.table-responsive::-webkit-scrollbar-track {
    background: var(--light-gray);
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb {
    background: var(--primary-gradient);
    border-radius: 4px;
}

.table-responsive::-webkit-scrollbar-thumb:hover {
    background: var(--primary-gradient-hover);
}

/* Ensure table doesn't shrink too much on mobile */
.table-responsive .table {
    min-width: 600px;
    width: 100%;
    table-layout: auto;
}

/* Force table to be scrollable */
.table-responsive {
    display: block !important;
}

.table-responsive table {
    display: table !important;
    width: 100%;
}

/* Mobile table scroll improvements */
@media (max-width: 767.98px) {
    .card {
        overflow: visible !important;
    }
    
    .card-body {
        overflow: visible !important;
        padding: 1rem;
    }
    
    .table-responsive {
        margin: 0 -1rem !important;
        padding: 0 1rem !important;
        border-radius: 0;
        position: relative;
        overflow-x: auto !important;
        overflow-y: visible !important;
        -webkit-overflow-scrolling: touch;
        width: calc(100% + 2rem);
        max-width: calc(100% + 2rem);
    }
    
    .table-responsive::after {
        content: '← Kéo để xem thêm →';
        position: absolute;
        bottom: -25px;
        left: 50%;
        transform: translateX(-50%);
        font-size: 0.75rem;
        color: var(--dark-light);
        white-space: nowrap;
        pointer-events: none;
        opacity: 0.7;
    }
    
    .table-responsive .table {
        min-width: 800px !important;
        width: auto !important;
    }
    
    /* Sticky first column for better UX */
    .table-responsive .table th:first-child,
    .table-responsive .table td:first-child {
        position: sticky;
        left: 0;
        background: var(--white);
        z-index: 5;
        box-shadow: 2px 0 4px rgba(0, 0, 0, 0.1);
        padding-right: 1rem;
        min-width: 150px;
    }
    
    .table-responsive .table thead th:first-child {
        background: linear-gradient(135deg, #f1f3f5 0%, #e9ecef 100%);
        z-index: 6;
    }
    
    .table-responsive .table tbody tr:nth-of-type(odd) td:first-child {
        background: #f8f9fa;
    }
    
    .table-responsive .table tbody tr:nth-of-type(even) td:first-child {
        background: var(--white);
    }
}

/* ========== ALERTS - ENHANCED ========== */
.alert {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: none;
    padding: 1.25rem 1.75rem;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
    font-weight: 500;
}

.alert-success {
    background: linear-gradient(135deg, rgba(0, 184, 148, 0.1) 0%, rgba(85, 239, 196, 0.1) 100%);
    border-left-color: var(--success-color);
    color: #00a085;
}

.alert-danger {
    background: linear-gradient(135deg, rgba(214, 48, 49, 0.1) 0%, rgba(255, 118, 117, 0.1) 100%);
    border-left-color: var(--danger-color);
    color: #c0392b;
}

.alert-warning {
    background: linear-gradient(135deg, rgba(253, 203, 110, 0.1) 0%, rgba(255, 234, 167, 0.1) 100%);
    border-left-color: var(--warning-color);
    color: #e17055;
}

.alert-info {
    background: linear-gradient(135deg, rgba(9, 132, 227, 0.1) 0%, rgba(116, 185, 255, 0.1) 100%);
    border-left-color: var(--info-color);
    color: var(--secondary-dark);
}

.alert-dismissible .btn-close {
    padding: 0.75rem 1rem;
    opacity: 0.8;
}

.alert-dismissible .btn-close:hover {
    opacity: 1;
}

/* ========== MODAL - ENHANCED ========== */
.modal-content {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-xl);
    border: none;
    overflow: hidden;
}

.modal-header {
    background: var(--primary-gradient);
    color: var(--white);
    border-bottom: none;
    padding: 1.75rem;
}

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

.modal-header .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.modal-header .btn-close:hover {
    opacity: 1;
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    border-top: 2px solid var(--light-gray);
    padding: 1.5rem 2rem;
    background: #f8f9fa;
}

/* ========== PAGINATION - MODERN ========== */
.pagination {
    margin-top: 2.5rem;
    margin-bottom: 2.5rem;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.pagination .page-link {
    border-radius: var(--border-radius-sm);
    margin: 0;
    border: 2px solid var(--light-gray);
    color: var(--dark-color);
    box-shadow: var(--shadow-xs);
    transition: var(--transition-base);
    padding: 0.75rem 1.25rem;
    font-weight: 600;
    background: var(--white);
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.pagination .page-link:hover {
    background: var(--primary-gradient);
    color: var(--white);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.pagination .page-item.active .page-link {
    background: var(--primary-gradient);
    color: var(--white);
    border-color: transparent;
    box-shadow: var(--shadow-sm);
}

/* Smart pagination - hide middle pages on mobile */
.pagination .page-item.page-number {
    display: inline-block;
}

@media (max-width: 767.98px) {
    .pagination {
        gap: 0.375rem;
    }
    
    .pagination .page-link {
        padding: 0.875rem 1rem;
        min-width: 48px;
        min-height: 48px;
        font-size: 0.9375rem;
    }
    
    /* Hide page numbers on mobile, show only first, last, prev, next, and current */
    .pagination .page-item.page-number:not(.active):not(:first-child):not(:last-child):not(:nth-child(2)):not(:nth-last-child(2)) {
        display: none;
    }
    
    /* Show ellipsis */
    .pagination .page-item.page-ellipsis {
        display: inline-block;
        padding: 0.875rem 0.5rem;
        color: var(--dark-light);
    }
    
    /* Make prev/next buttons more prominent */
    .pagination .page-item:first-child .page-link,
    .pagination .page-item:last-child .page-link {
        padding: 0.875rem 1.5rem;
        font-weight: 700;
        min-width: auto;
    }
}

/* ========== STATISTICS CARDS - ENHANCED ========== */
.stat-card {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.stat-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    font-size: 2.5rem;
    position: relative;
    z-index: 1;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-md);
}

.stat-icon.bg-primary {
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.15) 0%, rgba(0, 212, 170, 0.25) 100%);
    color: var(--primary-color);
    border: 3px solid rgba(0, 212, 170, 0.2);
}

.stat-icon.bg-success {
    background: linear-gradient(135deg, rgba(0, 184, 148, 0.15) 0%, rgba(0, 184, 148, 0.25) 100%);
    color: var(--success-color);
    border: 3px solid rgba(0, 184, 148, 0.2);
}

.stat-icon.bg-info {
    background: linear-gradient(135deg, rgba(9, 132, 227, 0.15) 0%, rgba(9, 132, 227, 0.25) 100%);
    color: var(--info-color);
    border: 3px solid rgba(9, 132, 227, 0.2);
}

.stat-icon.bg-warning {
    background: linear-gradient(135deg, rgba(253, 203, 110, 0.15) 0%, rgba(253, 203, 110, 0.25) 100%);
    color: #e17055;
    border: 3px solid rgba(253, 203, 110, 0.2);
}

.stat-card h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0.5rem 0;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card h6 {
    color: var(--dark-light);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.875rem;
}

/* ========== LOGIN PAGE - REDESIGNED ========== */
.login-container {
    max-width: 450px;
    margin: 80px auto;
    padding: 0 1.5rem;
}

.login-card {
    border: none;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    background: var(--white);
}

.login-card .card-header {
    background: var(--primary-gradient);
    color: var(--white);
    text-align: center;
    padding: 2.5rem 2rem;
    border-bottom: none;
}

.login-card .card-header h3 {
    color: var(--white);
    font-weight: 700;
    font-size: 1.75rem;
    margin: 0;
}

.login-card .card-body {
    padding: 2.5rem;
}

.login-card .btn-primary {
    width: 100%;
    padding: 1rem;
    font-size: 1.0625rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

/* ========== CENTERED CARDS ========== */
.card-centered {
    max-width: 700px;
    margin: 0 auto;
}

.card-centered-sm {
    max-width: 480px;
    margin: 0 auto;
}

/* ========== SEARCH & FILTER ========== */
.search-input,
.filter-select {
    border-radius: var(--border-radius) !important;
    box-shadow: var(--shadow-xs);
    border: 2px solid var(--light-gray);
}

.search-input:focus,
.filter-select:focus {
    box-shadow: 0 0 0 4px rgba(0, 212, 170, 0.1), var(--shadow-sm) !important;
    border-color: var(--primary-color);
}

/* ========== BADGES ========== */
.badge {
    border-radius: var(--border-radius-sm);
    padding: 0.5rem 0.875rem;
    font-weight: 600;
    font-size: 0.8125rem;
    letter-spacing: 0.3px;
}

/* ========== CHART CONTAINER ========== */
.chart-container {
    position: relative;
    height: 300px;
    padding: 1rem;
}

/* ========== QUICK ACTIONS ========== */
.quick-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
}

.quick-action-btn {
    flex: 1;
    min-width: 150px;
    padding: 1rem;
    border-radius: var(--border-radius-sm);
    background: var(--white);
    border: 2px solid var(--light-gray);
    transition: var(--transition-base);
    text-align: center;
    text-decoration: none;
    color: var(--dark-color);
    box-shadow: var(--shadow-xs);
}

.quick-action-btn:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--primary-color);
}

.quick-action-btn i {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.5rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

/* Tablet */
@media (max-width: 991.98px) {
    .navbar .navbar-brand {
        font-size: 1.5rem;
    }

    .navbar-nav .nav-link {
        padding: 0.5rem 1rem;
        margin: 0.25rem;
    }

    .card-body {
        padding: 1.5rem;
    }

    .table th,
    .table td {
        padding: 1rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* Mobile */
@media (max-width: 767.98px) {
    :root {
        --border-radius: 1rem;
        --border-radius-sm: 0.75rem;
        --border-radius-lg: 1.5rem;
    }

    body {
        background: var(--light-bg);
    }

    .navbar {
        border-radius: 0;
        padding: 1rem 0;
}

.navbar .navbar-brand {
        font-size: 1.25rem;
    }

    .navbar-nav {
        margin-top: 1rem;
    }

.navbar-nav .nav-link {
        padding: 0.875rem 1.25rem;
        margin: 0.375rem 0;
        border-radius: var(--border-radius-sm);
    }

    .container-fluid {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .card {
        border-radius: var(--border-radius) !important;
        margin-bottom: 1rem;
    }

    .card-title {
        font-size: 1.125rem;
    }

    .card-body {
        padding: 1.25rem;
    }

    .card-header {
        padding: 1.25rem;
    }

    .btn {
        font-size: 0.875rem;
        padding: 0.75rem 1.5rem;
        border-radius: var(--border-radius-sm) !important;
        min-height: 44px;
    }

    .btn-sm {
        font-size: 0.8125rem;
        padding: 0.625rem 1.125rem;
        min-height: 40px;
    }

    /* Table mobile - keep horizontal scroll for wide tables */
    .table {
        font-size: 0.8125rem;
        width: 100%;
        min-width: 700px;
    }

    .table th,
    .table td {
        white-space: nowrap;
        padding: 0.75rem 0.75rem;
    }

    .table th:first-child,
    .table td:first-child {
        position: sticky;
        left: 0;
        background: var(--white);
        z-index: 5;
        box-shadow: 2px 0 4px rgba(0, 0, 0, 0.1);
    }

    .table thead th:first-child {
        background: linear-gradient(135deg, #f1f3f5 0%, #e9ecef 100%);
        z-index: 6;
    }

    /* For tables with many columns, make first column wider and allow text wrap */
    .table th:first-child,
    .table td:first-child {
        min-width: 150px;
        max-width: 200px;
        white-space: normal;
        word-break: break-word;
    }


    /* Additional mobile improvements */
    h2 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

    .row.g-4 {
        --bs-gutter-y: 1rem;
    }

    .mb-4 {
        margin-bottom: 1.5rem !important;
    }

    .mt-4 {
        margin-top: 1.5rem !important;
    }

    .table th,
    .table td {
        font-size: 0.8125rem;
        padding: 0.875rem 0.75rem;
    }

    .table th {
        font-size: 0.6875rem;
        padding: 1rem 0.75rem;
        white-space: nowrap;
    }

    .form-control,
    .form-select {
        padding: 0.875rem 1.25rem;
        font-size: 0.9375rem;
        min-height: 48px;
    }

    .stat-icon {
        width: 70px;
        height: 70px;
        font-size: 2rem;
    }

    .stat-card h3 {
        font-size: 2rem;
    }

    .login-container {
        margin: 40px auto;
        padding: 0 1rem;
    }

    .login-card .card-body {
        padding: 2rem 1.5rem;
    }

    .alert {
        padding: 1rem 1.25rem;
        font-size: 0.875rem;
    }

    .modal-content {
        margin: 0.5rem;
        max-height: 95vh;
        overflow-y: auto;
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 1.25rem;
    }

    .quick-actions {
        flex-direction: column;
        gap: 0.75rem;
    }

    .quick-action-btn {
        width: 100%;
        padding: 1.25rem;
        min-height: 80px;
    }

    .search-input,
    .filter-select {
        width: 100%;
        margin-bottom: 0.75rem;
        min-height: 48px;
    }

    /* Header improvements */
    .d-flex.justify-content-between {
        flex-direction: column;
        gap: 1rem;
    }

    .d-flex.justify-content-between > * {
        width: 100%;
    }

    .d-flex.justify-content-between .btn,
    .d-flex.justify-content-between a.btn {
        width: 100%;
    }

    /* Button groups on mobile */
    .d-flex.gap-2 {
        flex-direction: column;
        gap: 0.75rem;
    }

    .d-flex.gap-2 .btn {
        width: 100%;
    }
}

/* Extra Small Mobile */
@media (max-width: 575.98px) {
    .container-fluid {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }

    .card-body {
        padding: 1rem;
    }

    .card-header {
        padding: 1rem;
    }

    .table tbody tr {
        padding: 0.875rem;
    }

    .table tbody td {
        padding: 0.625rem 0;
        font-size: 0.875rem;
    }

    .table tbody td::before {
        font-size: 0.6875rem;
    }

    .btn {
        font-size: 0.875rem;
        padding: 0.75rem 1.25rem;
        min-height: 48px;
    }

    .btn-sm {
        font-size: 0.8125rem;
        padding: 0.625rem 1rem;
        min-height: 44px;
    }

    h2 {
        font-size: 1.375rem;
    }

    h5 {
        font-size: 1.0625rem;
    }

    .stat-icon {
        width: 60px;
        height: 60px;
        font-size: 1.75rem;
    }

    .stat-card h3 {
        font-size: 1.75rem;
    }

    .stat-card h6 {
        font-size: 0.75rem;
    }

    .pagination {
        gap: 0.25rem;
    }

    .pagination .page-link {
        padding: 0.75rem 0.875rem;
        min-width: 44px;
        min-height: 44px;
        font-size: 0.875rem;
    }

    .quick-action-btn {
        padding: 1rem;
        min-height: 70px;
    }

    .quick-action-btn i {
        font-size: 1.75rem;
    }
}

/* Very small screens */
@media (max-width: 374px) {
    .navbar .navbar-brand {
        font-size: 1.125rem;
    }

    .navbar .navbar-brand i {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    .stat-card h3 {
    font-size: 1.5rem;
    }

    .pagination .page-link {
        padding: 0.625rem 0.75rem;
        min-width: 40px;
        min-height: 40px;
        font-size: 0.8125rem;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

/* ========== UTILITIES ========== */
.shadow-custom {
    box-shadow: var(--shadow-md);
}

.rounded-custom {
    border-radius: var(--border-radius);
}

.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-primary {
    background: var(--primary-gradient);
}

/* ========== TABLE SPECIFIC STYLES ========== */
.table th.col-number {
    width: 60px;
    min-width: 60px;
}

.table th.col-actions {
    min-width: 220px;
}

@media (max-width: 767.98px) {
    .table th.col-actions {
        min-width: auto;
    }
}

/* ========== LOADING STATES ========== */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 3px solid var(--primary-color);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ========== PRINT STYLES ========== */
@media print {
    .navbar,
    .btn,
    .pagination,
    .quick-actions {
        display: none !important;
    }

    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
}