/**
 * EVSU OCC Scheduling System - Design System
 * Consistent maroon, white, and beige color scheme
 * Modern, professional, and simple design
 */

:root {
    /* EVSU Brand Colors */
    --evsu-maroon: #eb1e1e;
    --evsu-maroon-dark: #660000;
    --evsu-maroon-light: #a00000;
    --evsu-maroon-lighter: #cc0000;
    --evsu-beige: #f5f5dc;
    --evsu-beige-dark: #e6e6d1;
    --evsu-beige-light: #fafaf5;
    --evsu-white: #ffffff;
    --evsu-gray: #f8f9fa;
    --evsu-gray-dark: #e9ecef;

    /* Semantic Colors */
    --primary: var(--evsu-maroon);
    --primary-dark: var(--evsu-maroon-dark);
    --primary-light: var(--evsu-maroon-light);
    --secondary: var(--evsu-beige);
    --secondary-dark: var(--evsu-beige-dark);
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --info: #17a2b8;
    --light: var(--evsu-white);
    --dark: #343a40;

    /* Text Colors */
    --text-primary: #000000;
    /* Solid black for maximum readability on light backgrounds */
    --text-secondary: #000000;
    /* Solid black for secondary text too */
    --text-muted: #333333;
    /* Dark gray for muted text, still readable */
    --text-white: var(--evsu-white);

    /* Background Colors */
    --bg-primary: var(--evsu-white);
    --bg-secondary: var(--evsu-gray);
    --bg-accent: var(--evsu-beige);

    /* Border Colors */
    --border-color: #dee2e6;
    --border-color-dark: #ced4da;
    --border-primary: var(--evsu-maroon);

    /* Typography */
    --font-family: "Poppins", Arial, sans-serif;
    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.875rem;
    /* 14px */
    --font-size-base: 1rem;
    /* 16px */
    --font-size-lg: 1.125rem;
    /* 18px */
    --font-size-xl: 1.25rem;
    /* 20px */
    --font-size-2xl: 1.5rem;
    /* 24px */
    --font-size-3xl: 1.875rem;
    /* 30px */
    --font-size-4xl: 2.25rem;
    /* 36px */

    /* Font Weights */
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Spacing */
    --spacing-xs: 0.25rem;
    /* 4px */
    --spacing-sm: 0.5rem;
    /* 8px */
    --spacing-md: 1rem;
    /* 16px */
    --spacing-lg: 1.5rem;
    /* 24px */
    --spacing-xl: 2rem;
    /* 32px */
    --spacing-2xl: 3rem;
    /* 48px */
    --spacing-3xl: 4rem;
    /* 64px */

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Reset and Base Styles */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    margin: 0;
    padding: 0;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

h1 {
    font-size: var(--font-size-4xl);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

p {
    margin-bottom: var(--spacing-md);
    color: #000000;
    /* Solid black for readability */
}

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

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

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

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

/* Background Colors */
.bg-primary {
    background-color: var(--primary) !important;
}

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

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 0.2rem rgba(128, 0, 0, 0.25);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Primary Button */
.btn-primary,
.btn-maroon {
    background: linear-gradient(135deg,
            var(--primary) 0%,
            var(--primary-dark) 100%);
    color: var(--evsu-white);
    border-color: var(--primary);
}

.btn-primary:hover,
.btn-maroon:hover {
    background: linear-gradient(135deg,
            var(--primary-dark) 0%,
            var(--primary) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active,
.btn-maroon:active {
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
    background: var(--secondary);
    color: var(--primary);
    border-color: var(--secondary);
}

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

/* Outline Button */
.btn-outline-primary,
.btn-outline-maroon {
    background: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

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

.btn-outline-white {
    background: transparent;
    color: var(--evsu-white);
    border-color: var(--evsu-white);
}

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

/* Button Sizes */
.btn-sm {
    padding: 0.5rem 1rem;
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

.btn-xl {
    padding: 1.25rem 2.5rem;
    font-size: var(--font-size-xl);
}

/* Form Controls */
.form-control,
.form-select {
    display: block;
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: 1.5;
    color: #000000;
    /* Solid black for readability */
    background-color: var(--evsu-white);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.form-control:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(128, 0, 0, 0.15);
    background-color: var(--evsu-white);
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: var(--font-weight-semibold);
    color: #000000;
    /* Solid black for readability */
    font-size: var(--font-size-sm);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

/* Cards */
.card {
    background: var(--evsu-white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.card-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.card-body {
    padding: var(--spacing-lg);
    color: #000000;
    /* Solid black for readability */
}

.card-body * {
    color: inherit;
    /* Inherit black unless overridden for specific elements */
}

.card-body .text-white,
.card-body .text-muted {
    color: var(--text-muted) !important;
    /* Allow muted text to be gray */
}

.card-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Dashboard Cards */
.dashboard-card {
    background: var(--evsu-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.dashboard-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

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

/* Statistics Cards */
.stat-card {
    background: var(--evsu-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
}

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

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    font-size: 1.5rem;
    color: var(--evsu-white);
}

.stat-icon.primary {
    background: var(--primary);
}

.stat-icon.success {
    background: var(--success);
}

.stat-icon.warning {
    background: var(--warning);
}

.stat-icon.info {
    background: var(--info);
}

.stat-icon.danger {
    background: var(--danger);
}

/* Navigation */
.navbar {
    background: var(--primary) !important;
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-md) 0;
}

.navbar-brand {
    color: var(--evsu-white) !important;
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    text-decoration: none;
}

.navbar-nav .nav-link {
    color: var(--evsu-white) !important;
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: color var(--transition-normal);
}

.navbar-nav .nav-link:hover {
    color: var(--secondary) !important;
}

/* Sidebar */
.sidebar {
    background: linear-gradient(180deg,
            var(--primary) 0%,
            var(--primary-dark) 100%);
    box-shadow: var(--shadow-md);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar .nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.875rem 1.5rem;
    margin: 0.25rem 1rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    position: relative;
    font-weight: var(--font-weight-medium);
}

.sidebar .nav-link::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--secondary);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    transform: scaleY(0);
    transition: transform var(--transition-normal);
}

.sidebar .nav-link:hover,
.sidebar .nav-link.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--evsu-white);
    transform: translateX(4px);
}

.sidebar .nav-link:hover::before,
.sidebar .nav-link.active::before {
    transform: scaleY(1);
}

/* Tables */
.table {
    background: var(--evsu-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    width: 100%;
}

/* Ensure tables are responsive by default */
.table-responsive {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    /* Smooth scrolling on iOS */
}

.table thead {
    background: linear-gradient(135deg,
            var(--primary) 0%,
            var(--primary-dark) 100%);
    color: var(--evsu-white);
}

.table thead th {
    border: none;
    padding: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Subject table header - Maroon background with white text */
.table thead.table-header-maroon,
.table thead.table-header-maroon tr,
.table thead.table-header-maroon th {
    background: linear-gradient(135deg, #8B0000 0%, #6B0000 100%) !important;
    background-color: #8B0000 !important; /* EVSU Maroon */
    color: #ffffff !important;
    border-color: rgba(255, 255, 255, 0.1) !important;
}

.table thead.table-header-maroon th {
    background: transparent !important;
    background-color: transparent !important;
    color: #ffffff !important;
}

/* Ensure DataTables doesn't override the header styles */
table.dataTable thead.table-header-maroon,
table.dataTable thead.table-header-maroon th,
table.dataTable thead.table-header-maroon tr th {
    background: linear-gradient(135deg, #8B0000 0%, #6B0000 100%) !important;
    background-color: #8B0000 !important;
    color: #ffffff !important;
    border-color: rgba(255, 255, 255, 0.1) !important;
}

table.dataTable thead.table-header-maroon th {
    background: transparent !important;
    background-color: transparent !important;
    color: #ffffff !important;
}

/* Subject table wrapper - ensure white text for year level headers */
.filtered-table-wrapper .d-flex.justify-content-between h6,
.filtered-table-wrapper h6.text-white,
.filtered-table-wrapper h6.text-white *,
.filtered-table-wrapper .text-white {
    color: #ffffff !important;
}

/* Add dark background to year level header section for better visibility */
.filtered-table-wrapper .d-flex.justify-content-between {
    background: linear-gradient(135deg, #8B0000 0%, #6B0000 100%);
    background-color: #8B0000;
    padding: 0.75rem 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
}

/* Program group header - ensure white text */
.program-group-wrapper .bg-maroon,
.program-group-wrapper .bg-maroon h4,
.program-group-wrapper .bg-maroon h4 *,
.program-group-wrapper .bg-maroon .text-white,
.program-group-wrapper .bg-maroon .text-white *,
.program-group-wrapper .bg-maroon * {
    color: #ffffff !important;
}

/* DataTables controls styling - white text for pagination and search */
.filtered-table-wrapper .dataTables_wrapper .dataTables_length,
.filtered-table-wrapper .dataTables_wrapper .dataTables_length label,
.filtered-table-wrapper .dataTables_wrapper .dataTables_filter,
.filtered-table-wrapper .dataTables_wrapper .dataTables_filter label,
.filtered-table-wrapper .dataTables_wrapper .dataTables_info,
.filtered-table-wrapper .dataTables_wrapper .dataTables_paginate,
.filtered-table_wrapper .dataTables_wrapper .dataTables_paginate a {
    color: #ffffff !important;
}

.filtered-table-wrapper .dataTables_wrapper .dataTables_length select,
.filtered-table-wrapper .dataTables_wrapper .dataTables_filter input {
    color: #000000 !important; /* Keep input text black for readability */
    background-color: #ffffff !important;
}

/* Ensure year level header text is white */
.filtered-table-wrapper .text-white,
.filtered-table-wrapper h6.text-white {
    color: #ffffff !important;
}

.table tbody tr {
    transition: all var(--transition-normal);
    border-bottom: 1px solid var(--border-color);
}

.table tbody tr:hover {
    background: rgba(128, 0, 0, 0.05);
    transform: scale(1.01);
}

.table tbody td {
    padding: var(--spacing-md);
    border: none;
    vertical-align: middle;
    color: #000000;
    /* Solid black for readability */
}

/* Alerts */
.alert {
    border: none;
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-sm);
    border-left: 4px solid;
}

.alert-success {
    background: rgba(40, 167, 69, 0.1);
    color: #155724;
    border-left-color: var(--success);
}

.alert-danger {
    background: rgba(220, 53, 69, 0.1);
    color: #721c24;
    border-left-color: var(--danger);
}

.alert-warning {
    background: rgba(255, 193, 7, 0.1);
    color: #856404;
    border-left-color: var(--warning);
}

.alert-info {
    background: rgba(23, 162, 184, 0.1);
    color: #0c5460;
    border-left-color: var(--info);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: var(--radius-sm);
}

.badge-primary {
    background: var(--primary);
    color: var(--evsu-white);
}

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

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

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

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

.badge-info {
    background: var(--info);
    color: var(--evsu-white);
}

/* Modals */
.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 90vw;
    margin: 1rem auto;
}

.modal-header {
    background: linear-gradient(135deg, #8B0000 0%, #6B0000 100%) !important; /* EVSU Maroon */
    background-color: #8B0000 !important; /* EVSU Maroon */
    color: var(--evsu-white) !important;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    border-bottom: none;
    padding: 0.75rem 1rem !important;
}

.modal-header.bg-primary,
.modal-header.bg-maroon,
.modal-header[class*="bg-primary"],
.modal-header[class*="bg-maroon"] {
    background: linear-gradient(135deg, #8B0000 0%, #6B0000 100%) !important; /* EVSU Maroon */
    background-color: #8B0000 !important; /* EVSU Maroon */
    color: var(--evsu-white) !important;
}

.modal-title {
    font-weight: var(--font-weight-bold);
    color: var(--evsu-white) !important;
    font-size: 1.1rem;
    margin: 0;
}

.modal-body {
    padding: 1rem !important;
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

.modal-footer {
    padding: 0.75rem 1rem !important;
    border-top: 1px solid #e9ecef;
    background-color: #f8f9fa;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.btn-close-white {
    filter: invert(1);
    opacity: 0.9;
}

.btn-close-white:hover {
    opacity: 1;
}

/* Responsive modals */
@media (max-width: 768px) {
    .modal-content {
        max-width: 95vw;
        margin: 0.5rem auto;
    }
    
    .modal-header {
        padding: 0.625rem 0.875rem !important;
    }
    
    .modal-title {
        font-size: 1rem !important;
    }
    
    .modal-body {
        padding: 0.875rem !important;
        max-height: calc(100vh - 150px);
    }
    
    .modal-footer {
        padding: 0.625rem 0.875rem !important;
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .modal-footer .btn {
        flex: 1 1 auto;
        min-width: 0;
    }
}

@media (max-width: 576px) {
    .modal-dialog {
        margin: 0.25rem !important;
        max-width: calc(100vw - 0.5rem) !important;
    }
    
    .modal-content {
        border-radius: var(--radius-lg);
        max-width: 100%;
    }
    
    .modal-header {
        padding: 0.5rem 0.75rem !important;
        border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    
    .modal-title {
        font-size: 0.95rem !important;
    }
    
    .modal-body {
        padding: 0.75rem !important;
        font-size: 0.9rem;
        max-height: calc(100vh - 120px);
    }
    
    .modal-footer {
        padding: 0.5rem 0.75rem !important;
    }
    
    .modal-footer .btn {
        font-size: 0.875rem;
        padding: 0.5rem 0.75rem;
    }
}

/* Loading States */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--evsu-white);
    animation: spin 1s ease-in-out infinite;
}

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

/* Animations */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }

    to {
        transform: translateX(0);
    }
}

/* Responsive Design */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-normal);
    }

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

    .main-content {
        margin-left: 0;
        padding-left: 0.5rem !important; /* Reduced horizontal padding */
        padding-right: 0.5rem !important; /* Reduced horizontal padding */
    }
    
    /* Reduce container-fluid padding on mobile */
    .main-content .container-fluid {
        padding-left: 0.75rem !important;
        padding-right: 0.75rem !important;
    }
    
    /* Reduce Bootstrap column padding on mobile */
    .main-content .row {
        margin-left: -0.375rem !important;
        margin-right: -0.375rem !important;
    }
    
    .main-content .row > [class*="col-"] {
        padding-left: 0.375rem !important;
        padding-right: 0.375rem !important;
    }
    
    .dashboard-card {
        padding: 1rem !important;
    }
}

@media (max-width: 767.98px) {
  .dashboard-card {
    margin: var(--spacing-md);
    padding: 0.875rem !important; /* Reduced from var(--spacing-lg) */
  }
  
  .btn {
    padding: 0.75rem 1.25rem;
    font-size: var(--font-size-sm);
  }
  
  /* Further reduce padding on smaller mobile devices */
  .main-content {
    padding-left: 0.5rem !important;
    padding-right: 0.5rem !important;
  }
  
  .main-content .container-fluid {
    padding-left: 0.5rem !important;
    padding-right: 0.5rem !important;
  }
  
  .main-content .row {
    margin-left: -0.25rem !important;
    margin-right: -0.25rem !important;
  }
  
  .main-content .row > [class*="col-"] {
    padding-left: 0.25rem !important;
    padding-right: 0.25rem !important;
  }
}

@media (max-width: 575.98px) {

    .card-body,
    .dashboard-card {
        padding: var(--spacing-md);
    }

    /* Touch-friendly buttons on mobile (exclude icon-only and small buttons) */
    .btn:not(.btn-sm):not(.btn-icon-only) {
        min-height: 44px;
        /* Ensure touch-friendly on mobile */
        padding: 0.875rem 1.25rem;
        /* Adequate padding for touch */
    }

    .btn-sm:not(.btn-icon-only) {
        min-height: 40px;
        /* Smaller buttons still touch-friendly */
        padding: 0.625rem 1rem;
    }

    /* Full-width buttons on mobile for better UX */
    .btn-full-mobile {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }

    /* Improve form inputs on mobile */
    .form-control,
    .form-select {
        font-size: 16px;
        /* Prevents zoom on iOS */
        min-height: 44px;
        /* Touch-friendly */
        padding: 0.75rem 1rem;
    }

    /* Improve table readability on mobile */
    .table {
        font-size: 0.875rem;
    }

    .table th,
    .table td {
        padding: 0.5rem 0.25rem;
        white-space: nowrap;
    }
}

/* Extra small devices (< 400px) */
@media (max-width: 399.98px) {
    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    h3 {
        font-size: 1.125rem;
    }

    .btn:not(.btn-sm):not(.btn-icon-only) {
        font-size: 0.875rem;
        padding: 0.75rem 1rem;
        min-height: 44px;
    }

    .form-control,
    .form-select {
        font-size: 16px;
        /* Prevents zoom on iOS */
    }

    .card-body {
        padding: var(--spacing-sm);
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

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

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

.d-flex {
    display: flex;
}

.d-block {
    display: block;
}

.d-none {
    display: none;
}

.justify-content-center {
    justify-content: center;
}

.justify-content-between {
    justify-content: space-between;
}

.align-items-center {
    align-items: center;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: var(--spacing-xs);
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: var(--spacing-md);
}

.mb-4 {
    margin-bottom: var(--spacing-lg);
}

.mb-5 {
    margin-bottom: var(--spacing-xl);
}

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: var(--spacing-xs);
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: var(--spacing-md);
}

.mt-4 {
    margin-top: var(--spacing-lg);
}

.mt-5 {
    margin-top: var(--spacing-xl);
}

.p-0 {
    padding: 0;
}

.p-1 {
    padding: var(--spacing-xs);
}

.p-2 {
    padding: var(--spacing-sm);
}

.p-3 {
    padding: var(--spacing-md);
}

.p-4 {
    padding: var(--spacing-lg);
}

.p-5 {
    padding: var(--spacing-xl);
}