:root {
    --primary-color: #2b6cb0;
    --primary-hover: #2c5282;
    --secondary-color: #b8944d;
    --accent-color: #a84854;
    --success-color: #38a169;
    --warning-color: #d69e2e;
    --danger-color: #c53030;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #eeeeee;
    --gray-700: #616161;
    --gray-900: #212121;
}

body {
    background-color: var(--gray-50);
    font-family: Tahoma, Arial, sans-serif;
}

h2 {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    padding: 1.5rem 2rem;
    border-radius: 18px;
    box-shadow: 0 12px 30px rgba(43, 108, 176, 0.18);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.nav-tabs {
    border-bottom: none;
    margin-bottom: 1.5rem;
}

.nav-tabs > li > a {
    background: #ffffff;
    border-radius: 12px 12px 0 0;
    border: none;
    padding: 0.75rem 1.4rem;
    font-weight: 700;
    color: var(--gray-900);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.nav-tabs > li > a:hover {
    color: var(--primary-color);
}

.table-modern-wrapper {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
    border: 2px solid var(--gray-200);
    margin-top: 1rem;
    position: relative;
}

.table-modern {
    width: 100% !important;
    margin: 0;
}

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

.table-modern thead th {
    padding: 1.5rem 1.25rem;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.95rem;
    letter-spacing: 1.1px;
    border: none;
    font-family: Tahoma, Arial, sans-serif;
}

.table-modern thead th:first-child {
    border-top-left-radius: 18px;
}

.table-modern thead th:last-child {
    border-top-right-radius: 18px;
}

.table-modern tbody tr {
    border-bottom: 2px solid var(--gray-200);
    transition: all 0.3s;
}

.table-modern tbody tr:hover {
    background-color: var(--gray-100);
    transform: scale(1.01);
}

.table-modern tbody td {
    padding: 1.5rem 1.25rem !important;
    vertical-align: middle !important;
    font-size: 1.15rem !important;
    font-family: Tahoma, Arial, sans-serif !important;
}

.dataTables_wrapper {
    padding: 0;
    margin: 0;
}

.dataTables_filter {
    position: relative;
    text-align: right;
    margin: 0 0 0.75rem;
}

#example_filter {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.dataTables_filter input {
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    padding: 0.5rem 0.85rem;
    font-size: 1rem;
    font-family: Tahoma, Arial, sans-serif;
    box-shadow: none;
}

.dataTables_filter input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.12);
    outline: none;
}

.status-stack {
    display: flex;
    gap: 6px;
    align-items: center;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

.status-approved {
    background: #16a34a;
}

.status-pending {
    background: #f59e0b;
}

.status-rejected {
    background: #dc2626;
}

.custom-filter-container {
    background: white;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    border: 2px solid var(--gray-200);
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
}

.custom-filter-container.export-left {
    justify-content: space-between;
}

.custom-filter-container.export-left .dt-buttons {
    margin-right: auto;
}

.custom-filter-container.export-left input[type="text"] {
    margin-left: auto;
}

.custom-filter-container .dt-buttons .dt-button {
    padding: 0.75rem 1.25rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    font-family: Tahoma, Arial, sans-serif;
    color: white;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    box-shadow: 0 6px 20px rgba(43, 108, 176, 0.35);
}

.custom-filter-container .dt-buttons .dt-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(43, 108, 176, 0.45);
}

.custom-filter-container label {
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0;
    font-family: Tahoma, Arial, sans-serif;
}

.custom-filter-container input {
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    padding: 0.5rem 0.85rem;
    font-size: 0.95rem;
    font-family: Tahoma, Arial, sans-serif;
    width: 300px;
}

.custom-filter-container input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(43, 108, 176, 0.12);
    outline: none;
}

/* Hide the default DataTables filter */
.dataTables_wrapper .dataTables_filter {
    display: none !important;
}

.dataTables_wrapper .dataTables_length {
    display: none !important;
}

.dataTables_info {
    margin-left: 10px;
    font-family: Tahoma, Arial, sans-serif;
    color: var(--gray-700);
    font-size: 1.1rem;
}

.dataTables_paginate {
    font-family: Tahoma, Arial, sans-serif;
    color: var(--gray-700);
}

.dataTables_paginate .paginate_button {
    border-radius: 8px !important;
    padding: 6px 10px !important;
    margin: 0 2px !important;
    color: var(--gray-700) !important;
    background: white !important;
    box-shadow: none !important;
    font-size: 1.1rem !important;
}

.dataTables_paginate .paginate_button:hover {
    color: var(--primary-color) !important;
    border-color: var(--primary-color) !important;
    background: #f0f7ff !important;
}

.dataTables_paginate .paginate_button.current {
    color: white !important;
    border-color: var(--primary-color) !important;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%) !important;
    box-shadow: 0 6px 16px rgba(43, 108, 176, 0.25) !important;
}

.dataTables_paginate .paginate_button.disabled {
    opacity: 0.5 !important;
    cursor: default !important;
}

.modal {
    position: fixed !important;
    inset: 0;
    z-index: 20000;
}

.modal-backdrop {
    z-index: 19990;
}

body.modal-open .table-modern-wrapper,
body.modal-open .dataTables_scrollBody,
body.modal-open .dataTables_scroll {
    overflow: visible !important;
}

.table-modern tbody tr {
    transform: none !important;
}

/* Transportation page styles */
:root {
    --gray-300: #e0e0e0;
}

.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    padding: 20px;
    border-radius: 20px;
    margin-bottom: 2.5rem;
    box-shadow: 0 12px 30px rgba(43, 108, 176, 0.25);
}

.page-header h1 {
    margin: 0;
    font-size: 2.5rem;
    font-weight: 700;
    font-family: Tahoma, Arial, sans-serif;
}

.page-header .subtitle {
    opacity: 0.9;
    margin-top: 0.5rem;
}

.news-banner {
    background: linear-gradient(135deg, #fff9e6 0%, #ffe9b8 100%);
    border-left: 5px solid var(--secondary-color);
    padding: 1.25rem 1.5rem;
    border-radius: 15px;
    margin-bottom: 2.5rem;
    box-shadow: 0 4px 12px rgba(184, 148, 77, 0.15);
}

.news-scroll a {
    color: #8b6914;
    text-decoration: none;
    font-weight: 50;
    font-size: 1.4rem;
    transition: color 0.3s;
    font-family: Tahoma, Arial, sans-serif;
}

.news-scroll a:hover {
    color: var(--secondary-color);
}

.alert-modern {
    border: none;
    border-radius: 15px;
    padding: 1.25rem 1.75rem;
    margin-bottom: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    font-size: 1.2rem;
}

.alert-modern.alert-danger {
    background: #fff5f5;
    color: var(--danger-color);
    border-left: 5px solid var(--danger-color);
}

.alert-modern.alert-success {
    background: #f0fdf4;
    color: var(--success-color);
    border-left: 5px solid var(--success-color);
}

.alert-modern.alert-info {
    background: #eef7ff;
    color: #1e4e8c;
    border-left: 5px solid var(--primary-color);
}

.modern-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    margin-bottom: 2.5rem;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
    border: 2px solid var(--gray-200);
}

.form-label-modern {
    font-weight: 700;
    color: var(--gray-700);
    margin-bottom: 0.75rem;
    font-size: 0.97rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-family: Tahoma, Arial, sans-serif;
}

.form-control-modern {
    border: 2px solid var(--gray-300);
    border-radius: 12px;
    /* padding: 0.9rem 1.2rem; */
    font-size: 1.15rem !important;
    transition: all 0.3s ease;
    background-color: white;
    font-family: Tahoma, Arial, sans-serif;
}

.form-control-modern:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
    font-size: 1.1rem !important;
    outline: none;
}

.select2-container--default .select2-selection--single {
    height: 50px !important;
    border: 2px solid var(--gray-300) !important;
    border-radius: 12px !important;
    padding: 0.9rem 1.2rem !important;
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}

.select2-container--default.select2-container--focus .select2-selection--single {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 4px rgba(43, 108, 176, 0.12);
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    line-height: 32px !important;
    font-size: 1.1rem;
    padding-left: 0;
    font-family: Tahoma, Arial, sans-serif;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 48px !important;
}

.btn-modern {
    padding: 1rem 2.5rem;
    border-radius: 12px;
    font-weight: 700;
    font-size: 1.2rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-family: Tahoma, Arial, sans-serif;
}

.btn-primary-modern {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    box-shadow: 0 6px 20px rgba(43, 108, 176, 0.35);
}

.btn-primary-modern:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(43, 108, 176, 0.45);
}

.btn-link-modern {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 700;
    padding: 0.75rem 1.25rem;
    border-radius: 10px;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.2rem;
    font-family: Tahoma, Arial, sans-serif;
}

.btn-link-modern:hover {
    background-color: var(--gray-100);
    color: var(--primary-hover);
}

.table-modern tbody tr.trip-status-pending {
    background-color: #f2fff6 !important;
    border-left: 5px solid var(--secondary-color);
}

.table-modern tbody tr.trip-status-pending-approval {
    background-color: #fff3f3 !important;
    border-left: 5px solid var(--accent-color);
}

.table-modern tbody tr.trip-status-approved {
    background-color: #ecfff3 !important;
    border-left: 5px solid var(--success-color);
}

.table-modern tbody tr.trip-status-pending:hover,
.table-modern tbody tr.trip-status-pending-approval:hover,
.table-modern tbody tr.trip-status-approved:hover {
    background-color: inherit !important;
    transform: none;
}

.badge-modern {
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    display: inline-block;
    font-family: Tahoma, Arial, sans-serif;
}

.badge-info-modern {
    background-color: #e0f2fe;
    color: #075985;
}

.action-icon {
    width: 28px;
    height: 28px;
    transition: all 0.3s;
    opacity: 0.75;
    margin: 0 0.4rem;
}

.action-icon:hover {
    opacity: 1;
    transform: scale(1.15);
}

@media (max-width: 768px) {
    .modern-card {
        padding: 1.75rem;
    }

    .page-header {
        padding: 20px;
    }

    .page-header h1 {
        font-size: 2rem;
    }

    .table-modern-wrapper {
        overflow-x: auto;
    }
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.form-section-title {
    color: var(--gray-900);
    font-weight: 700;
    font-size: 1.35rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--secondary-color);
    font-family: Tahoma, Arial, sans-serif;
}

.collapse-toggle {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 0;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 3px solid var(--secondary-color);
    cursor: pointer;
    font-family: Tahoma, Arial, sans-serif;
}

.collapse-toggle .toggle-icon {
    font-size: 1.1rem;
    color: var(--primary-color);
    transition: transform 0.2s ease;
}

.collapse-toggle-large .toggle-icon {
    font-size: 1.5rem;
}

.collapse-toggle[aria-expanded="true"] .toggle-icon {
    transform: rotate(180deg);
}

.approval-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

.approval-actions form {
    margin: 0;
}