/* ResultSoft Bangladesh School Management System - Premium Modern UI, Typography & Visual Polish */

:root {
    --bs-body-font-size: 15px;
    --rs-primary: #2563eb;
    --rs-primary-hover: #1d4ed8;
    --rs-border: #e2e8f0;
    --rs-card-shadow: 0 2px 8px 0 rgba(218, 218, 253, 0.35), 0 1px 3px 0 rgba(0, 0, 0, 0.04);
}

/* 1. Global Body & Base Typography */
body {
    font-size: 15px !important;
    line-height: 1.55;
    color: #334155;
    background-color: #f4f6f9 !important;
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Upgraded Font Utility Classes */
.font-10 {
    font-size: 11.5px !important;
}

.font-11 {
    font-size: 12.5px !important;
}

.font-12 {
    font-size: 13.5px !important;
}

.font-13 {
    font-size: 14.5px !important;
}

.font-14 {
    font-size: 15px !important;
}

.font-15 {
    font-size: 15.5px !important;
}

.font-16 {
    font-size: 16.5px !important;
}

.font-18 {
    font-size: 18.5px !important;
}

.font-20 {
    font-size: 20px !important;
}

/* 2. Premium Modern Cards */
.card {
    border: 1px solid #e2e8f0 !important;
    border-radius: 12px !important;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.04), 0 1px 2px 0 rgba(0, 0, 0, 0.02) !important;
    background-color: #ffffff;
    transition: box-shadow 0.2s ease-in-out;
}

.card:hover {
    box-shadow: 0 4px 10px 0 rgba(0, 0, 0, 0.06), 0 2px 4px 0 rgba(0, 0, 0, 0.03) !important;
}

.card-header {
    background-color: #ffffff !important;
    border-bottom: 1px solid #f1f5f9 !important;
    padding: 0.95rem 1.25rem !important;
    border-top-left-radius: 12px !important;
    border-top-right-radius: 12px !important;
}

/* 3. Comprehensive Table & DataTables Modern Polish */
table,
.table,
table.dataTable,
table.table-datatable {
    font-size: 14.5px !important;
    color: #1e293b;
    border-collapse: separate;
    border-spacing: 0;
}

/* Table Headers with Soft Slate Tint */
.table thead th,
table.dataTable thead th {
    font-size: 13px !important;
    font-weight: 700 !important;
    color: #475569 !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background-color: #f1f5f9 !important;
    padding: 13px 14px !important;
    border-top: none !important;
    border-bottom: 2px solid #cbd5e1 !important;
    vertical-align: middle;
}

/* Table Body Cells */
.table tbody td,
table.dataTable tbody td {
    padding: 12px 14px !important;
    font-size: 14.5px !important;
    color: #334155;
    line-height: 1.5;
    vertical-align: middle;
    border-bottom: 1px solid #f1f5f9;
}

/* Table Row Smooth Interactive Hover */
.table tbody tr {
    transition: background-color 0.15s ease-in-out;
}

.table tbody tr:hover,
table.dataTable tbody tr:hover {
    background-color: #f8fafc !important;
}

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

/* Table Elements (Small text, Bold names) */
.table td small,
.table td .text-muted,
.table td .font-12,
.table td .font-13 {
    font-size: 13.5px !important;
}

.table td .fw-bold,
.table td strong {
    font-size: 14.5px !important;
    color: #0f172a;
}

/* 4. Eye-Catching Soft Action Buttons */
.table .btn-sm,
.table .btn-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0 !important;
    border-radius: 8px !important;
    border: 1px solid transparent;
    font-size: 16px !important;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

.table .btn-sm:hover,
.table .btn-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
}

/* Action button color variants */
.table .btn-light.text-primary,
.table .btn-outline-primary {
    background-color: #eff6ff !important;
    border-color: #dbeafe !important;
    color: #2563eb !important;
}

.table .btn-light.text-primary:hover,
.table .btn-outline-primary:hover {
    background-color: #2563eb !important;
    border-color: #2563eb !important;
    color: #ffffff !important;
}

.table .btn-light.text-warning,
.table .btn-outline-warning {
    background-color: #fefce8 !important;
    border-color: #fef08a !important;
    color: #ca8a04 !important;
}

.table .btn-light.text-warning:hover,
.table .btn-outline-warning:hover {
    background-color: #eab308 !important;
    border-color: #eab308 !important;
    color: #ffffff !important;
}

.table .btn-light.text-danger,
.table .btn-outline-danger {
    background-color: #fef2f2 !important;
    border-color: #fecaca !important;
    color: #dc2626 !important;
}

.table .btn-light.text-danger:hover,
.table .btn-outline-danger:hover {
    background-color: #dc2626 !important;
    border-color: #dc2626 !important;
    color: #ffffff !important;
}

.table .btn-light.text-success,
.table .btn-outline-success {
    background-color: #ecfdf5 !important;
    border-color: #a7f3d0 !important;
    color: #059669 !important;
}

.table .btn-light.text-success:hover,
.table .btn-outline-success:hover {
    background-color: #059669 !important;
    border-color: #059669 !important;
    color: #ffffff !important;
}

.table .btn-light.text-info,
.table .btn-outline-info {
    background-color: #f0fdfa !important;
    border-color: #ccfbf1 !important;
    color: #0d9488 !important;
}

.table .btn-light.text-info:hover,
.table .btn-outline-info:hover {
    background-color: #0d9488 !important;
    border-color: #0d9488 !important;
    color: #ffffff !important;
}

/* 5. Modern Pill Badges (Soft Tints) */
.badge {
    border-radius: 50rem !important;
    padding: 0.42em 0.85em !important;
    font-weight: 600 !important;
    letter-spacing: 0.25px;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12.5px !important;
}

.badge.bg-success,
.badge.bg-light-success {
    background-color: #dcfce7 !important;
    color: #15803d !important;
    border: 1px solid #bbf7d0 !important;
}

.badge.bg-danger,
.badge.bg-light-danger {
    background-color: #fee2e2 !important;
    color: #b91c1c !important;
    border: 1px solid #fecaca !important;
}

.badge.bg-warning,
.badge.bg-light-warning {
    background-color: #fef9c3 !important;
    color: #854d0e !important;
    border: 1px solid #fef08a !important;
}

.badge.bg-primary,
.badge.bg-light-primary {
    background-color: #dbeafe !important;
    color: #1d4ed8 !important;
    border: 1px solid #bfdbfe !important;
}

.badge.bg-info,
.badge.bg-light-info {
    background-color: #e0f2fe !important;
    color: #0369a1 !important;
    border: 1px solid #bae6fd !important;
}

.badge.bg-secondary,
.badge.bg-light-secondary {
    background-color: #f1f5f9 !important;
    color: #475569 !important;
    border: 1px solid #e2e8f0 !important;
}

/* 6. DataTables UI Controls (Clean Search Box & Pagination) */
div.dataTables_wrapper {
    font-size: 14.5px !important;
}

div.dataTables_wrapper div.dataTables_length label,
div.dataTables_wrapper div.dataTables_filter label {
    font-size: 14.5px !important;
    color: #475569 !important;
    font-weight: 500;
}

div.dataTables_wrapper div.dataTables_length select,
div.dataTables_wrapper div.dataTables_length select.form-select,
div.dataTables_wrapper div.dataTables_length select.form-select-sm {
    font-size: 14px !important;
    font-weight: 500 !important;
    color: #1e293b !important;
    line-height: 1.5 !important;
    display: inline-block !important;
    width: auto !important;
    min-width: 72px !important;
    height: 36px !important;
    padding: 6px 32px 6px 12px !important;
    margin: 0 8px !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 8px !important;
    background-color: #ffffff !important;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2364748b' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") !important;
    background-repeat: no-repeat !important;
    background-position: right 10px center !important;
    background-size: 12px 10px !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    cursor: pointer !important;
    vertical-align: middle !important;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04) !important;
}

div.dataTables_wrapper div.dataTables_length select:focus,
div.dataTables_wrapper div.dataTables_length select.form-select:focus {
    border-color: #2563eb !important;
    outline: 0 !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
}

div.dataTables_wrapper div.dataTables_filter input {
    font-size: 14px !important;
    padding: 6px 16px !important;
    border-radius: 20px !important;
    border: 1px solid #cbd5e1 !important;
    min-width: 220px;
    background-color: #f8fafc;
    transition: all 0.2s;
}

div.dataTables_wrapper div.dataTables_filter input:focus {
    background-color: #ffffff;
    border-color: #2563eb !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
    outline: 0;
}

div.dataTables_wrapper div.dataTables_info {
    font-size: 14px !important;
    color: #64748b !important;
    padding-top: 0.85rem !important;
}

div.dataTables_wrapper div.dataTables_paginate {
    padding-top: 0.75rem !important;
}

div.dataTables_wrapper div.dataTables_paginate .pagination .page-link {
    font-size: 14px !important;
    padding: 6px 13px !important;
    border-radius: 8px !important;
    margin: 0 2px;
    border: 1px solid #e2e8f0;
}

div.dataTables_wrapper div.dataTables_paginate .pagination .page-item.active .page-link {
    background-color: #2563eb !important;
    border-color: #2563eb !important;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.25);
}

/* 7. Forms, Labels, and Inputs */
.form-label {
    font-size: 14px !important;
    font-weight: 600 !important;
    color: #334155 !important;
    margin-bottom: 0.35rem;
}

.form-control,
.form-select {
    font-size: 14.5px !important;
    padding: 0.55rem 0.85rem !important;
    border: 1px solid #cbd5e1 !important;
    border-radius: 8px !important;
    color: #0f172a;
    transition: all 0.15s ease-in-out;
}

.form-control:focus,
.form-select:focus {
    border-color: #2563eb !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
    outline: 0;
}

.form-control::placeholder {
    font-size: 14px !important;
    color: #94a3b8;
}

.input-group-text {
    font-size: 14.5px !important;
    border: 1px solid #cbd5e1;
    background-color: #f8fafc;
}

.form-check-label {
    font-size: 14px !important;
}

/* 8. Navigation, Tabs, Breadcrumbs, Modals & Buttons */
.page-breadcrumb {
    margin-bottom: 1.25rem !important;
}

.breadcrumb-title {
    font-size: 18px !important;
    font-weight: 700 !important;
    color: #0f172a !important;
}

.breadcrumb-item,
.breadcrumb-item a {
    font-size: 14px !important;
}

.card-title {
    font-size: 16.5px !important;
    font-weight: 600;
}

.card-header h5,
.card-header h6 {
    font-size: 16px !important;
    font-weight: 600;
}

.nav-pills .nav-link,
.nav-tabs .nav-link {
    font-size: 14.5px !important;
    font-weight: 600;
    padding: 8px 18px;
    border-radius: 8px !important;
    transition: all 0.2s;
}

.modal-title {
    font-size: 17px !important;
    font-weight: 600;
}

.modal-body {
    font-size: 14.5px !important;
}

/* Primary and Secondary Action Buttons */
.btn {
    font-size: 14.5px !important;
    font-weight: 500;
    border-radius: 8px !important;
    transition: all 0.2s ease-in-out;
}

.btn-primary {
    background-color: #2563eb !important;
    border-color: #2563eb !important;
    box-shadow: 0 1px 3px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover {
    background-color: #1d4ed8 !important;
    border-color: #1d4ed8 !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(37, 99, 235, 0.35);
}

.btn-sm {
    font-size: 13.5px !important;
    padding: 0.4rem 0.85rem;
}

/* Topbar user name */
.user-info .user-name {
    font-size: 14.5px !important;
}

.user-info .user-designation {
    font-size: 12.5px !important;
}

/* Single Unified Sidebar Toggle Button in Topbar */
.toggle-icon-btn {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 38px !important;
    height: 38px !important;
    border-radius: 8px !important;
    color: #475569 !important;
    cursor: pointer !important;
    transition: all 0.15s ease-in-out !important;
}

.toggle-icon-btn:hover {
    background-color: #f1f5f9 !important;
    color: #2563eb !important;
}

.mobile-toggle-menu {
    display: none !important;
}

.sidebar-wrapper .metismenu a {
    cursor: pointer !important;
}

.sidebar-wrapper .metismenu li:not(.mm-active)>ul:not(.mm-show) {
    display: none;
}

.sidebar-wrapper .metismenu ul.mm-collapse:not(.mm-show) {
    display: none !important;
}

.sidebar-wrapper .metismenu ul.mm-show {
    display: block !important;
}

.sidebar-wrapper .metismenu .has-arrow:after {
    transition: transform 0.25s ease-in-out !important;
}

.sidebar-wrapper .metismenu li.mm-active>a.has-arrow:after {
    transform: rotate(-135deg) translateY(-50%) !important;
}

/* Collapsed / Mini Sidebar Header Styling */
.sidebar-header {
    height: 60px !important;
    display: flex !important;
    align-items: center !important;
    padding: 0 16px !important;
    border-bottom: 1px solid #eef2f6 !important;
    background: #ffffff !important;
    transition: width 0.2s ease-out !important;
}

.wrapper.toggled:not(.sidebar-hovered) .sidebar-wrapper .sidebar-header {
    width: 70px !important;
    padding: 0 !important;
    justify-content: center !important;
}

.wrapper.toggled:not(.sidebar-hovered) .sidebar-wrapper .sidebar-header .logo-text {
    display: none !important;
}

.wrapper.toggled:not(.sidebar-hovered) .sidebar-wrapper .sidebar-header .logo-icon-wrapper {
    margin: 0 auto !important;
}

.wrapper.toggled .topbar {
    left: 70px !important;
}

/* ==========================================================================
   4. Interactive Tag / Badge Chip Input Component
   ========================================================================== */
.tag-input-container {
    background-color: #ffffff !important;
    border: 1px solid #ced4da !important;
    border-radius: 10px !important;
    padding: 6px 10px !important;
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    gap: 6px !important;
    min-height: 44px !important;
    cursor: text !important;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out !important;
}

.tag-input-container:focus-within {
    border-color: #2563eb !important;
    outline: 0 !important;
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.15) !important;
}

.tag-pill {
    background-color: #eff6ff !important;
    color: #1d4ed8 !important;
    border: 1px solid #bfdbfe !important;
    border-radius: 50rem !important;
    padding: 4px 10px !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 6px !important;
    line-height: 1.2 !important;
    transition: all 0.15s ease !important;
}

.tag-pill:hover {
    background-color: #dbeafe !important;
    border-color: #93c5fd !important;
}

.tag-pill .btn-close-tag {
    cursor: pointer !important;
    font-size: 16px !important;
    font-weight: 700 !important;
    line-height: 1 !important;
    color: #64748b !important;
    margin-left: 2px !important;
    transition: color 0.15s ease !important;
    user-select: none !important;
}

.tag-pill .btn-close-tag:hover {
    color: #ef4444 !important;
}

.tag-text-input {
    border: none !important;
    outline: none !important;
    background: transparent !important;
    flex-grow: 1 !important;
    min-width: 140px !important;
    font-size: 13.5px !important;
    color: #1e293b !important;
    padding: 3px 0 !important;
}

.tag-text-input::placeholder {
    color: #94a3b8 !important;
    font-size: 12.5px !important;
}

.tag-highlight-hint {
    background-color: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1d4ed8;
    border-radius: 8px;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.quick-tag-btn {
    font-size: 11.5px !important;
    padding: 2px 10px !important;
    border-radius: 20px !important;
    background-color: #f8fafc !important;
    border: 1px dashed #cbd5e1 !important;
    color: #475569 !important;
    cursor: pointer !important;
    transition: all 0.15s ease !important;
    user-select: none !important;
    display: inline-flex !important;
    align-items: center !important;
    line-height: 1.5 !important;
}

.quick-tag-btn:hover {
    background-color: #eff6ff !important;
    border-color: #3b82f6 !important;
    border-style: solid !important;
    color: #1d4ed8 !important;
}

/* 11. Layout, Component & Utility Classes (Zero Inline Styles) */

/* Header / Topbar Language Switcher */
.topbar-lang-switcher {
    border: 1px solid #cbd5e1 !important;
    height: 32px;
    border-radius: 6px;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    background: #ffffff;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.topbar-lang-btn {
    padding: 0 8px;
    font-size: 12px;
    font-weight: 700;
    height: 100%;
    display: inline-flex;
    align-items: center;
    text-decoration: none !important;
    color: #64748b !important;
    background: #ffffff;
    transition: all 0.15s ease;
}

.topbar-lang-btn:hover {
    color: #1d4ed8 !important;
    background: #f8fafc;
}

.topbar-lang-btn.active {
    background: #1d4ed8 !important;
    color: #ffffff !important;
}

.user-avatar-badge {
    width: 38px;
    height: 38px;
    min-width: 38px;
    font-size: 14px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

/* Sidebar Brand / Header */
.sidebar-header-box {
    height: 60px;
    border-bottom: 1px solid #eef2f6;
    display: flex;
    align-items: center;
    padding-left: 1rem;
    padding-right: 1rem;
}

.sidebar-logo-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    font-size: 20px;
    border-radius: 8px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sidebar-logo-text {
    letter-spacing: -0.2px;
    line-height: 1.15;
}

/* Auth Pages Typography */
.auth-logo-title {
    font-size: 22px !important;
    letter-spacing: -0.4px !important;
    font-weight: 700 !important;
}

.auth-heading {
    font-size: 20px !important;
    font-weight: 700 !important;
}

/* Dashboard & Metric Utilities */
.kpi-sub-title {
    letter-spacing: 0.5px;
}

.progress-thin {
    height: 8px !important;
}

/* Icon & Dimension Utilities */
.icon-box-32 {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.icon-box-36 {
    width: 36px !important;
    height: 36px !important;
    min-width: 36px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.icon-box-50 {
    width: 50px !important;
    height: 50px !important;
    min-width: 50px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.icon-box-70 {
    width: 70px !important;
    height: 70px !important;
    min-width: 70px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.avatar-box-80 {
    width: 80px !important;
    height: 80px !important;
    min-width: 80px !important;
}

/* Select Control Widths */
.select-w-120 {
    max-width: 120px !important;
}

.select-w-170 {
    width: 170px !important;
}

/* Table Column Widths */
.col-w-50 {
    width: 50px !important;
}

.col-w-55 {
    width: 55px !important;
}

.col-w-60 {
    width: 60px !important;
}

.col-w-70 {
    width: 70px !important;
}

.col-w-75 {
    width: 75px !important;
}

.col-w-80 {
    width: 80px !important;
}

.col-w-90 {
    width: 90px !important;
}

.col-w-100 {
    width: 100px !important;
}

.col-w-140 {
    width: 140px !important;
}

.col-min-w-140 {
    min-width: 140px !important;
}

.col-w-160 {
    width: 160px !important;
}

.col-w-220 {
    width: 220px !important;
}

.col-w-250 {
    width: 250px !important;
}

/* Documents, Certificates & ID Cards */
.doc-cert-container {
    max-width: 780px !important;
}

.doc-photo-box {
    width: 100px !important;
    height: 120px !important;
}

.id-card-portrait {
    width: 280px !important;
    height: 420px !important;
    position: relative !important;
}

.id-card-photo {
    width: 75px !important;
    height: 75px !important;
}

.signature-line-120 {
    width: 120px !important;
}

.signature-line-140 {
    width: 140px !important;
}

.signature-line-160 {
    width: 160px !important;
}

.signature-box-preview {
    height: 60px !important;
}

.signature-cursive {
    font-family: cursive !important;
}

/* Scrollable Modal Enhancements */
.modal-dialog-scrollable .modal-content {
    display: flex !important;
    flex-direction: column !important;
    max-height: calc(100vh - 3.5rem) !important;
    overflow: hidden !important;
}

.modal-dialog-scrollable .modal-body {
    overflow-y: auto !important;
    overscroll-behavior: contain !important;
    -webkit-overflow-scrolling: touch !important;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar {
    width: 6px;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-track {
    background: #f1f5f9;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}

.modal-dialog-scrollable .modal-body::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}