:root {
    --app-font-sans: "Segoe UI Variable", "Aptos", "Segoe UI", "Helvetica Neue", sans-serif;
    --app-font-heading: "Segoe UI Variable", "Aptos Display", "Segoe UI", sans-serif;
    --app-bg: #f5f7fb;
    --app-bg-accent: #eef3ff;
    --app-surface: rgba(255, 255, 255, 0.92);
    --app-surface-solid: #ffffff;
    --app-surface-muted: #f8fafc;
    --app-border: #dbe3ef;
    --app-border-strong: #c9d4e5;
    --app-text: #152033;
    --app-text-muted: #66758f;
    --app-title: #0f1728;
    --app-primary: #1d4ed8;
    --app-primary-hover: #1e40af;
    --app-primary-soft: #e8f0ff;
    --app-success: #0f9f6e;
    --app-danger: #d14343;
    --app-warning: #d97706;
    --app-shadow-sm: 0 10px 24px rgba(15, 23, 40, 0.06);
    --app-shadow-md: 0 18px 48px rgba(15, 23, 40, 0.10);
    --app-shadow-lg: 0 28px 72px rgba(15, 23, 40, 0.14);
    --app-radius-sm: 12px;
    --app-radius-md: 18px;
    --app-radius-lg: 24px;
    --app-header-height: 72px;
    --app-sidebar-width: 94px;
    --app-transition: 180ms ease;
}

html {
    background:
        radial-gradient(circle at top left, rgba(60, 100, 255, 0.08), transparent 28%),
        radial-gradient(circle at top right, rgba(15, 159, 110, 0.06), transparent 24%),
        linear-gradient(180deg, #f7f9fc 0%, #f2f5fb 100%);
}

body,
body[data-theme] {
    font-family: var(--app-font-sans);
    color: var(--app-text);
    background: transparent;
    letter-spacing: -0.01em;
}

h1,
h2,
h3,
h4,
h5,
h6,
.page-title,
.page-caption,
.app-title {
    font-family: var(--app-font-heading);
    color: var(--app-title);
    letter-spacing: -0.03em;
}

a {
    color: inherit;
    transition: color var(--app-transition), opacity var(--app-transition), transform var(--app-transition);
}

a:hover {
    color: var(--app-primary-hover);
}

.wrapper {
    min-height: 100vh;
    background: transparent;
}

.main-header {
    min-height: var(--app-header-height);
    height: var(--app-header-height);
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 1px 0 rgba(219, 227, 239, 0.85), 0 16px 40px rgba(15, 23, 40, 0.06);
}

.logo-header,
.navbar-header,
.navbar-nav.topbar-nav {
    min-height: var(--app-header-height);
    height: var(--app-header-height);
}

.logo-header {
    width: 284px;
    min-width: 284px;
    padding: 0 20px;
}

.logo-header .logo,
.logo-header .navbar-brand,
.logo-header img {
    height: 40px !important;
    max-height: 40px !important;
}

.navbar-header .container-fluid {
    padding: 0 24px;
}

.topbar-nav {
    gap: 12px;
}

.header-contact-meta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-right: 2px;
}

.contact-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 6px 12px;
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.9);
    color: #4a5b73;
    font-size: 0.84rem;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
}

.contact-chip i {
    color: var(--app-primary);
}

.contact-chip:hover {
    color: var(--app-primary-hover);
    background: #ffffff;
    border-color: rgba(183, 198, 220, 0.98);
}

.contact-zalo i {
    color: #0ea45f;
}

.user-menu-trigger {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-height: 48px;
    padding: 10px 14px;
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 16px !important;
    background: rgba(255, 255, 255, 0.92);
    color: var(--app-title);
    box-shadow: 0 10px 22px rgba(15, 23, 40, 0.06);
}

.user-menu-trigger:hover,
.user-menu-trigger:focus {
    background: #ffffff;
    color: var(--app-primary-hover);
}

.user-menu-name {
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 600;
}

.user-menu-dropdown {
    min-width: 220px;
    padding: 8px;
}

.user-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 42px;
    padding: 10px 12px;
    color: var(--app-text);
    font-weight: 600;
}

.user-menu-item i {
    width: 16px;
    text-align: center;
}

.sidebar-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    margin-left: 16px;
    border-radius: 12px;
    background: var(--app-primary-soft);
    color: var(--app-primary);
}

.sidebar-toggle-btn:hover {
    background: #dbe7ff;
    color: var(--app-primary-hover);
}

.breadcrumb-holder {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 10px;
    width: 100%;
    max-width: min(980px, 64vw);
    overflow: hidden;
}

.page-title {
    margin: 0;
    font-size: 1.08rem;
    font-weight: 700;
    line-height: 1.25;
    white-space: nowrap;
    flex-shrink: 0;
}

.breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
    gap: 6px;
    margin: 0;
    padding: 2px 0 !important;
    background: transparent !important;
    border-radius: 0 !important;
    border: 0;
    color: var(--app-text-muted);
    font-size: 0.88rem;
    min-width: 0;
    overflow: hidden;
}

.breadcrumbs .nav-item a,
.breadcrumbs .nav-home a {
    color: var(--app-text-muted);
    padding: 2px 4px;
    border-radius: 8px;
    white-space: nowrap;
}

.breadcrumbs .nav-item a:hover,
.breadcrumbs .nav-home a:hover {
    color: var(--app-primary);
    background: var(--app-primary-soft);
}

.breadcrumbs .separator {
    margin: 0 2px;
    color: #9aa7bb;
}

.breadcrumbs .separator i {
    font-size: 0.72rem;
}

.breadcrumbs .nav-home a {
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.main-wrapper {
    min-height: calc(100vh - var(--app-header-height));
    padding-top: var(--app-header-height);
}

.side-bar {
    top: var(--app-header-height);
    width: var(--app-sidebar-width);
    min-width: var(--app-sidebar-width);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(247, 250, 255, 0.95) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid rgba(219, 227, 239, 0.9);
    box-shadow: 10px 0 32px rgba(15, 23, 40, 0.04);
}

.side-bar .nav-primary {
    padding: 14px 10px 24px;
    gap: 8px;
    display: flex;
    flex-direction: column;
}

.side-bar .nav-item {
    border-radius: 18px;
    overflow: hidden;
}

.side-bar .nav-link {
    gap: 8px;
    min-height: 70px;
    padding: 14px 8px 12px;
    border-radius: 18px;
    color: #4d5e78;
}

.side-bar .nav-link i {
    font-size: 1.15rem;
    margin-bottom: 0;
}

.side-bar .nav-link p {
    font-size: 0.78rem;
    font-weight: 600;
    line-height: 1.15;
}

.side-bar .nav-link:hover,
.side-bar .nav-link.active {
    background: linear-gradient(180deg, #1d4ed8 0%, #1e40af 100%);
    color: #ffffff;
    box-shadow: 0 14px 28px rgba(29, 78, 216, 0.28);
}

.main-panel {
    width: auto;
    max-width: calc(100% - 110px);
    min-width: 0;
    margin-left: calc(var(--app-sidebar-width) + 10px);
}

.main-panel-nosidebar {
    width: auto;
    max-width: 100;
    min-width: 0;
}

.page-inner {
    padding: 24px;
    min-height: calc(100vh - 148px);
}

.page-inner > .container,
.page-inner > .container-fluid {
    padding-left: 0;
    padding-right: 0;
}

.page-inner > .card:first-child,
.page-inner > form > .card:first-child,
.page-inner > .container > .card:first-child {
    margin-top: 0;
}

.footer {
    margin: 16px 24px 24px;
    padding: 18px 22px;
    border: 1px solid rgba(219, 227, 239, 0.9);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.78);
    color: var(--app-text-muted);
    box-shadow: var(--app-shadow-sm);
}

.app-footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px 24px;
    flex-wrap: wrap;
}

.app-footer-meta,
.app-footer-contact {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.app-footer-contact span + span::before {
    content: "";
    display: inline-block;
    width: 4px;
    height: 4px;
    margin-right: 12px;
    border-radius: 999px;
    background: rgba(102, 117, 143, 0.6);
    vertical-align: middle;
}

.footer a {
    color: var(--app-primary);
    font-weight: 600;
}

.card,
.modal-content,
.login-form,
.select-container,
.order-card,
.candidate-card-modern,
.service-card,
.empty-state-container,
.form.login-form.rounded,
.register-form.login-form {
    border: 1px solid rgba(219, 227, 239, 0.95) !important;
    border-radius: var(--app-radius-md) !important;
    background: var(--app-surface-solid);
    box-shadow: var(--app-shadow-sm);
}

.card:hover,
.service-card:hover,
.candidate-card-modern:hover {
    box-shadow: var(--app-shadow-md);
}

.card-header,
.modal-header,
.card-footer,
.modal-footer {
    background: transparent !important;
    border-color: rgba(219, 227, 239, 0.95) !important;
}

.card-header,
.modal-header {
    padding: 18px 22px 16px;
}

.card-body,
.modal-body {
    padding: 22px;
}

.card-header > .d-flex,
.card-header form.row,
.page-caption.flex-grow-1 {
    gap: 12px;
}

.list-shell-card {
    overflow: hidden;
}

.page-toolbar {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.page-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
}

.page-actions .btn,
.page-actions .btn-round,
.page-actions .btn-create {
    margin-left: 0 !important;
}

.search-form-grid {
    row-gap: 8px;
}

.list-region {
    padding: 20px 22px 24px;
    background: linear-gradient(180deg, rgba(250, 252, 255, 0.86) 0%, rgba(255, 255, 255, 0.92) 100%);
}

.search-label {
    min-width: 108px;
    justify-content: center;
    background: #f2f6fc;
    color: #50627c;
    font-weight: 700;
}

.table-responsive,
.table-responsive-lg {
    border-radius: 18px;
}

.students-list-wrapper,
.sort-controls {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.compact-table {
    border-radius: 18px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.96);
}

.compact-table thead th,
.compact-table tbody td {
    white-space: nowrap;
}

.mobile-card-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.tree-table-surface {
    background: rgba(255, 255, 255, 0.96);
}

.stacked-filter-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.filter-toolbar {
    align-items: center;
    flex-wrap: wrap;
}

.filter-search-group {
    flex: 1 1 320px;
}

.filter-dropdown {
    flex: 0 0 auto;
}

.filter-menu-panel {
    border: 1px solid var(--app-border);
    border-radius: 18px;
    box-shadow: var(--app-shadow-md);
}

.filter-grid-row {
    gap: 12px;
}

.filter-grid-row > .form-group {
    flex: 1 1 0;
}

.filter-tags-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 4px !important;
}

.selection-caption .form-check {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.selection-caption .form-check-label {
    margin-bottom: 0;
}

.list-stack-region {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.testgroup-list-stack {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.testgroup-card {
    margin: 0 !important;
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 20px;
    background: #ffffff;
    box-shadow: 0 10px 26px rgba(15, 23, 40, 0.06);
    overflow-x: clip;
}

.testgroup-card .card-body {
    padding: 16px 18px;
}

.testgroup-metrics {
    padding-top: 4px;
}

.testgroup-card .row,
.testgroup-card .row > [class*="col"] {
    min-width: 0;
}

.testgroup-quick-actions {
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    row-gap: 8px;
}

.testgroup-actions-inline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    margin-top: 4px;
    max-width: 100%;
}

.testgroup-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    line-height: 1.2;
    max-width: 100%;
}

@media (max-width: 1199.98px) {
    .testgroup-quick-actions {
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .testgroup-actions-inline {
        width: 100%;
        margin-left: 0;
        justify-content: flex-start;
    }
}

.question-search-grid {
    align-items: stretch;
}

.table-list-search {
    align-items: stretch;
}

.table-list-search.row {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 10px;
    margin: 0 !important;
}

.table-list-search > div {
    padding: 0 !important;
    width: auto;
    max-width: none;
    flex: 0 0 auto;
}

.table-list-search > div:nth-of-type(1) {
    grid-column: span 9;
}

.table-list-search > div:nth-of-type(2) {
    grid-column: span 3;
}

.table-list-search .input-group {
    gap: 0;
    border: 1px solid var(--app-border);
    border-radius: 14px;
    overflow: hidden;
    background: #fbfcfe;
}

.table-list-search .search-label,
.table-list-search .input-group > .input-group-text {
    margin: 0;
    min-height: 46px;
    border: 0 !important;
    border-right: 1px solid var(--app-border) !important;
    border-radius: 0 !important;
    background: #f1f5fb;
}

.table-list-search .input-group > .form-control,
.table-list-search .input-group > .form-select,
.table-list-search .input-group > .bts_dropdown {
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    min-height: 46px;
}

.table-list-search .input-group > .bts_dropdown {
    flex: 1 1 auto;
    width: 1%;
}

.table-list-search .input-group > .bts_dropdown .dropdown-toggle {
    min-height: 46px;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
}

.table-list-search .input-group > .btn {
    border: 0 !important;
    border-left: 1px solid var(--app-border) !important;
    border-radius: 0 !important;
    min-width: 48px;
    box-shadow: none !important;
}

.question-search-grid.row {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 10px;
    margin: 0 !important;
}

.question-search-grid > div {
    padding: 0 !important;
    width: auto;
    max-width: none;
    flex: 0 0 auto;
}

.question-search-grid > div:nth-of-type(1),
.question-search-grid > div:nth-of-type(3) {
    grid-column: span 9;
}

.question-search-grid > div:nth-of-type(2),
.question-search-grid > div:nth-of-type(4) {
    grid-column: span 3;
}

.question-search-grid .input-group {
    gap: 0;
    border: 1px solid var(--app-border);
    border-radius: 14px;
    overflow: hidden;
    background: #fbfcfe;
}

.question-search-grid .search-label,
.question-search-grid .input-group > .input-group-text {
    margin: 0;
    min-height: 46px;
    border: 0 !important;
    border-right: 1px solid var(--app-border) !important;
    border-radius: 0 !important;
    background: #f1f5fb;
}

.question-search-grid .input-group > .form-control,
.question-search-grid .input-group > .form-select,
.question-search-grid .input-group > .bts_dropdown {
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
    min-height: 46px;
}

.question-search-grid .input-group > .bts_dropdown {
    flex: 1 1 auto;
    width: 1%;
}

.question-search-grid .input-group > .bts_dropdown .dropdown-toggle {
    min-height: 46px;
    border: 0 !important;
    border-radius: 0 !important;
    background: transparent !important;
}

.question-search-grid .input-group > .btn {
    border: 0 !important;
    border-left: 1px solid var(--app-border) !important;
    border-radius: 0 !important;
    min-width: 48px;
    box-shadow: none !important;
}

@media (max-width: 991.98px) {
    .question-search-grid > div:nth-of-type(1),
    .question-search-grid > div:nth-of-type(2),
    .question-search-grid > div:nth-of-type(3),
    .question-search-grid > div:nth-of-type(4) {
        grid-column: span 12;
    }

    .table-list-search > div:nth-of-type(1),
    .table-list-search > div:nth-of-type(2) {
        grid-column: span 12;
    }
}

.question-list-region {
    min-height: 55vh;
}

.sort-controls {
    flex-direction: row;
    align-items: center;
    flex-wrap: wrap;
    padding: 14px 18px;
    border: 1px solid var(--app-border);
    border-radius: 16px;
    background: #f8fbff;
}

.sort-btn {
    min-height: 38px;
    padding: 0 14px;
    border: 1px solid var(--app-border);
    border-radius: 999px;
    background: #ffffff;
    color: #44566f;
    font-weight: 600;
}

.user-card,
.student-card {
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 18px;
    background: #ffffff;
    box-shadow: 0 10px 28px rgba(15, 23, 40, 0.05);
}

.student-card .student-name,
.user-card h6 {
    color: var(--app-title);
}

.survey-card {
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 18px;
    background: #ffffff;
    box-shadow: 0 10px 24px rgba(15, 23, 40, 0.05);
}

.survey-card .btn-item-details {
    color: var(--app-title);
    text-decoration: none;
}

.survey-card .btn-item-details:hover {
    color: var(--app-primary);
}

.user-card-header {
    border-bottom: 1px solid rgba(219, 227, 239, 0.9);
}

.order-card {
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 18px;
    background: #ffffff;
    box-shadow: 0 10px 24px rgba(15, 23, 40, 0.05);
}

.order-card .card-header {
    padding: 16px 18px 12px;
}

.order-card .card-body {
    padding: 8px 18px 8px;
}

.order-card .actions {
    display: flex;
    justify-content: center;
    gap: 10px;
    padding: 8px 18px 18px;
}

.question-bank-item .card-title {
    margin-bottom: 8px;
    font-size: 1.05rem;
    font-weight: 700;
}

.item-meta-group {
    color: var(--app-text-muted);
}

.item-action-group {
    align-items: center;
    gap: 10px;
    justify-content: flex-end;
}

.item-action-group .dropdown .btn {
    min-width: 40px;
}

.empty-state-shell .rounded-4 {
    border-radius: 28px !important;
    box-shadow: var(--app-shadow-lg) !important;
    border-color: rgba(219, 227, 239, 0.9) !important;
}

.card-footer,
.modal-footer {
    padding: 16px 22px 20px;
}

.page-caption {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--app-title);
}

.bg-grey2,
.form-control.bg-grey2,
.form-control.bg-light {
    background: var(--app-surface-muted) !important;
}

.form-group,
.mb-2,
.mb-3,
.mb-4 {
    position: relative;
}

label,
.control-label,
.form-label {
    margin-bottom: 8px;
    font-size: 0.92rem;
    font-weight: 600;
    color: #40516a;
}

.form-control,
.form-select,
.input-group-text,
textarea.form-control,
select.form-control {
    min-height: 46px;
    border: 1px solid var(--app-border);
    border-radius: 14px !important;
    background: #fbfcfe;
    color: var(--app-text);
    box-shadow: none !important;
}

textarea.form-control {
    min-height: 120px;
}

.input-group > .form-control,
.input-group > .form-select,
.input-group > .input-group-text,
.input-group > .btn {
    border-radius: 14px !important;
}

.input-group {
    gap: 8px;
}

.input-group > * {
    margin-left: 0 !important;
}

.form-control:focus,
.form-select:focus,
textarea.form-control:focus {
    border-color: rgba(29, 78, 216, 0.42);
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.10) !important;
}

.form-check-input,
.check-all,
input[type="checkbox"],
input[type="radio"] {
    border-color: var(--app-border-strong);
}

.form-check-input:checked {
    background-color: var(--app-primary);
    border-color: var(--app-primary);
}

.btn,
.btn-round,
.btn-rounded,
.btnSubmit,
button,
input[type="submit"],
input[type="button"] {
    min-height: 42px;
    border-radius: 14px !important;
    font-weight: 600;
    letter-spacing: -0.01em;
    transition: transform var(--app-transition), box-shadow var(--app-transition), background-color var(--app-transition), border-color var(--app-transition), color var(--app-transition);
}

.btn:hover,
.btn-round:hover,
.btn-rounded:hover,
.btnSubmit:hover,
button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
    transform: translateY(-1px);
}

.btn-primary,
.btn-outline-primary:hover,
.btnSubmit,
.btn-save,
.btn-save-test {
    background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    border-color: #1d4ed8;
    color: #ffffff !important;
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.22);
}

.btn-primary:hover,
.btn-outline-primary:hover,
.btnSubmit:hover,
.btn-save:hover,
.btn-save-test:hover {
    background: linear-gradient(180deg, #1d4ed8 0%, #1e40af 100%);
    border-color: #1e40af;
}

.btn-outline-primary,
.btn-secondary,
.btn-outline-secondary,
.btn-light {
    background: #ffffff;
    border-color: var(--app-border);
    color: #274266 !important;
}

.btn-success,
.btn-outline-success:hover {
    background: linear-gradient(180deg, #15b77b 0%, #0f9f6e 100%);
    border-color: #0f9f6e;
    color: #ffffff !important;
    box-shadow: 0 12px 24px rgba(15, 159, 110, 0.20);
}

.btn-danger,
.btn-outline-danger:hover {
    background: linear-gradient(180deg, #e25656 0%, #d14343 100%);
    border-color: #d14343;
    color: #ffffff !important;
    box-shadow: 0 12px 24px rgba(209, 67, 67, 0.20);
}

.btn-outline-primary,
.btn-outline-secondary,
.btn-outline-success,
.btn-outline-danger {
    border-width: 1px;
}

.btn-outline-primary {
    color: var(--app-primary) !important;
    border-color: rgba(37, 99, 235, 0.28);
    background: rgba(255, 255, 255, 0.92);
}

.btn-outline-success {
    color: var(--app-success) !important;
    border-color: rgba(15, 159, 110, 0.28);
}

.btn-outline-danger {
    color: var(--app-danger) !important;
    border-color: rgba(209, 67, 67, 0.28);
}

.table {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: rgba(245, 248, 253, 0.86);
    --bs-table-hover-bg: rgba(232, 240, 255, 0.8);
    border-color: var(--app-border);
}

.table thead th {
    padding: 14px 12px;
    font-size: 0.84rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: #5b6b83;
    background: #f8fbff;
    border-bottom-width: 1px;
}

.table tbody td,
.table tbody th {
    padding: 14px 12px;
    vertical-align: middle;
}

.table-bordered > :not(caption) > * {
    border-color: var(--app-border);
}

.pagination {
    gap: 8px;
}

.page-link {
    border: 1px solid var(--app-border);
    border-radius: 12px !important;
    color: #40516a;
    background: #ffffff;
    box-shadow: none;
}

.page-item.active .page-link {
    background: var(--app-primary);
    border-color: var(--app-primary);
}

.page-item.disabled .page-link {
    color: #8b9ab1;
    background: #f7f9fc;
}

.dropdown-menu {
    padding: 10px;
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 16px;
    box-shadow: var(--app-shadow-md);
}

.dropdown-item {
    border-radius: 10px;
}

.dropdown-item:hover {
    background: var(--app-primary-soft);
}

.alert {
    border: 1px solid transparent;
    border-radius: 16px;
    box-shadow: none;
}

.alert-info {
    color: #1f4d83;
    background: #eef6ff;
    border-color: #d7e9ff;
}

.alert-warning {
    color: #8c5a07;
    background: #fff7e8;
    border-color: #fde4b6;
}

.alert-danger {
    color: #8f2c2c;
    background: #fff1f1;
    border-color: #ffd4d4;
}

.alert-success {
    color: #116247;
    background: #ecfbf5;
    border-color: #c7f3df;
}

.select-container,
.login-form,
.register-form.login-form,
.login-form-2,
.change-password-form {
    padding: 24px;
}

.app-shell-empty {
    min-height: 100vh;
    background:
        radial-gradient(circle at top left, rgba(37, 99, 235, 0.10), transparent 28%),
        radial-gradient(circle at bottom right, rgba(15, 159, 110, 0.08), transparent 26%),
        linear-gradient(180deg, #f7f9fd 0%, #eef3fb 100%);
}

.app-shell-empty .container {
    max-width: 1180px;
}

.auth-shell {
    min-height: calc(100vh - 120px);
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-shell-column {
    padding-top: 32px;
    padding-bottom: 32px;
}

.auth-shell .login-form {
    margin-top: 0;
    max-width: 100%;
    width: 100%;
}

.auth-shell-subtitle {
    margin: 6px 0 0;
    font-size: 1rem;
    color: var(--app-text-muted);
}

.login-form-title {
    margin-bottom: 18px;
    font-size: 1.25rem;
    font-weight: 700;
}

.password-toggle {
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    color: #5a6a84;
}

.password-toggle:hover {
    color: var(--app-primary);
}

.select-description {
    max-width: 420px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.select-form {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
}

.auth-footer {
    max-width: 1180px;
    margin-left: auto;
    margin-right: auto;
}

.select-container {
    max-width: 720px;
    padding: 36px 32px;
    background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(250,252,255,0.96) 100%);
}

.select-header {
    margin-bottom: 20px;
}

.app-logo {
    width: 72px;
    height: 72px;
    margin-bottom: 16px;
}

.app-title {
    font-size: 2.1rem;
    font-weight: 750;
}

.select-card {
    border: 1px solid var(--app-border);
    border-radius: 18px;
    background: #fbfcff;
    box-shadow: none;
}

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

.empty-state-container {
    max-width: 680px;
    padding: 36px 32px;
    text-align: center;
    background: linear-gradient(180deg, #ffffff 0%, #f9fbff 100%);
}

.empty-state-title {
    font-size: 1.8rem;
    font-weight: 750;
    margin: 14px 0 8px;
}

.empty-state-message {
    color: var(--app-text-muted);
    font-size: 1rem;
    line-height: 1.7;
}

.create-button,
.help-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 20px;
    margin-top: 16px;
    border-radius: 14px;
}

.create-button {
    background: linear-gradient(180deg, #2563eb 0%, #1d4ed8 100%);
    color: #fff;
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.22);
}

.help-link {
    color: var(--app-primary);
    background: transparent;
}

.help-panel {
    border: 1px solid rgba(219, 227, 239, 0.95);
    border-radius: 18px 18px 0 0;
    overflow: hidden;
    box-shadow: var(--app-shadow-lg);
}

.help-panel .title {
    background: linear-gradient(180deg, #1f4ed8 0%, #1738a8 100%);
    color: #fff;
    padding: 14px 16px;
}

.circle-small-top-avatar,
.img-thumbnail.rounded-circle {
    border: 2px solid rgba(219, 227, 239, 0.9);
    box-shadow: 0 8px 20px rgba(15, 23, 40, 0.10);
}

.nav-tabs,
.nav-pills {
    gap: 8px;
    border-bottom: 0;
}

.nav-tabs .nav-link,
.nav-pills .nav-link {
    border: 1px solid var(--app-border);
    border-radius: 14px !important;
    color: #4d5e78;
    background: #ffffff;
}

.nav-tabs .nav-link.active,
.nav-pills .nav-link.active {
    color: #ffffff;
    border-color: var(--app-primary);
    background: var(--app-primary);
    box-shadow: 0 10px 22px rgba(29, 78, 216, 0.20);
}

.modal-backdrop.show {
    opacity: 0.42;
}

#page-progress-bar {
    background: rgba(15, 23, 40, 0.24);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

#page-progress-bar .loader {
    filter: drop-shadow(0 10px 18px rgba(15, 23, 40, 0.18));
}

@media (max-width: 992px) {
    .logo-header {
        width: auto;
        min-width: 0;
        padding-right: 0;
    }

    .side-bar {
        width: 82px;
        min-width: 82px;
    }

    .main-panel {
        width: auto;
        max-width: calc(100% - 110px);
        min-width: 0;
        margin-left: 92px;
    }

    .page-inner {
        padding: 18px;
    }

    .footer {
        margin: 12px 18px 18px;
    }

    .user-menu-name {
        max-width: 120px;
    }

    .header-contact-meta {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --app-header-height: 64px;
    }

    .sidebar-toggle-btn {
        margin-left: 12px;
    }

    .breadcrumb-holder {
        max-width: none;
    }

    .page-title {
        font-size: 0.98rem;
    }

    .breadcrumbs {
        font-size: 0.82rem;
        gap: 4px;
    }

    .main-header {
        padding-right: 8px;
    }

    .side-bar {
        display: none;
    }

    .main-panel,
    .main-panel-nosidebar {
        width: auto;
        max-width: 100%;
        min-width: 0;
        margin-left: 0;
    }

    .page-inner {
        padding: 14px;
        min-height: calc(100vh - 132px);
    }

    .list-region {
        padding: 16px;
    }

    .auth-shell {
        min-height: auto;
        align-items: stretch;
        padding: 16px 0;
    }

    .auth-shell-column {
        padding-top: 18px;
        padding-bottom: 12px;
        max-width: 100%;
        flex: 0 0 100%;
    }

    .card-header,
    .modal-header,
    .card-body,
    .modal-body,
    .card-footer,
    .modal-footer,
    .select-container,
    .login-form {
        padding-left: 16px;
        padding-right: 16px;
    }

    .table-responsive {
        border-radius: 16px;
    }

    .app-footer-content,
    .app-footer-meta,
    .app-footer-contact,
    .sort-controls,
    .page-actions,
    .item-action-group {
        align-items: flex-start;
    }

    .page-actions {
        justify-content: flex-start;
    }

    .filter-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-dropdown,
    .filter-search-group {
        width: 100%;
    }

    .filter-dropdown .btn,
    .filter-search-group .input-group {
        width: 100%;
    }

    .filter-grid-row {
        flex-direction: column;
    }

    .testgroup-card .row {
        gap: 12px 0;
    }

    .search-label {
        min-width: 92px;
    }

    .compact-table thead th,
    .compact-table tbody td {
        white-space: normal;
    }

    .user-menu-trigger {
        padding: 8px 12px;
    }

    .user-menu-name {
        max-width: 84px;
    }

    .footer {
        margin: 10px 14px 14px;
        padding: 14px 16px;
    }
}