:root {
    --app-bg: #f5f8fb;
    --app-surface: #ffffff;
    --app-surface-subtle: #f8fbfd;
    --app-text: #17232e;
    --app-text-muted: #687887;
    --app-border: #e2eaf0;
    --app-border-strong: #ccd9e2;
    --app-primary: #31a3dd;
    --app-primary-hover: #2389bd;
    --app-primary-soft: #eaf7fd;
    --app-accent: #7b61ff;
    --app-accent-soft: #f0edff;
    --app-success: #20b878;
    --app-success-soft: #e8faf2;
    --app-warning: #ed8b16;
    --app-warning-soft: #fff5e8;
    --app-danger: #ef5f70;
    --app-danger-soft: #fff0f2;
    --app-info: #31a3dd;
    --app-info-soft: #eaf7fd;
    --app-violet: #7b61ff;
    --app-violet-soft: #f0edff;
    --app-pink: #ed64a6;
    --app-pink-soft: #fff0f7;
    --app-cyan: #22c7c9;
    --app-cyan-soft: #e8fbfb;
    --app-status-0: #526779;
    --app-status-0-soft: #eef3f6;
    --app-status-0-border: #cfdae2;
    --app-status-1: #137e52;
    --app-status-1-soft: #e6f9f1;
    --app-status-1-border: #a9e4ca;
    --app-status-2: #9a5b00;
    --app-status-2-soft: #fff4df;
    --app-status-2-border: #f2cf8c;
    --app-status-3: #6548d8;
    --app-status-3-soft: #f0edff;
    --app-status-3-border: #c8befa;
    --app-status-4: #c45122;
    --app-status-4-soft: #fff0e9;
    --app-status-4-border: #f4b99f;
    --app-status-5: #197eac;
    --app-status-5-soft: #e7f6fd;
    --app-status-5-border: #a9d9f0;
    --app-status-6: #087f77;
    --app-status-6-soft: #e5f9f7;
    --app-status-6-border: #9fdfda;
    --app-status-7: #b93679;
    --app-status-7-soft: #fff0f7;
    --app-status-7-border: #f2b5d3;
    --app-radius-sm: 0.55rem;
    --app-radius: 0.85rem;
    --app-radius-lg: 1.1rem;
    --app-shadow-sm: 0 1px 2px rgba(20, 48, 66, 0.035);
    --app-shadow: 0 10px 28px rgba(20, 48, 66, 0.06);
    --app-shadow-lg: 0 20px 48px rgba(20, 48, 66, 0.12);
    --app-focus-ring: 0 0 0 0.2rem rgba(49, 163, 221, 0.2);
    --app-transition: 170ms cubic-bezier(.2, .7, .2, 1);
    --app-sidebar-width: 238px;
    --app-navbar-height: 68px;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--app-bg);
    color: var(--app-text);
    font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.95rem;
    line-height: 1.55;
    text-rendering: optimizeLegibility;
}

body,
button,
input,
select,
textarea {
    -webkit-font-smoothing: antialiased;
}

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

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

a:focus-visible,
button:focus-visible,
[role="button"]:focus-visible,
[tabindex]:focus-visible {
    border-radius: var(--app-radius-sm);
    box-shadow: var(--app-focus-ring);
    outline: 2px solid transparent;
    outline-offset: 2px;
}

.app-skip-link {
    background: var(--app-text);
    border-radius: 0 0 var(--app-radius-sm) var(--app-radius-sm);
    color: #fff;
    font-weight: 700;
    left: 1rem;
    padding: 0.65rem 1rem;
    position: fixed;
    top: 0;
    transform: translateY(-120%);
    transition: transform var(--app-transition);
    z-index: 1100;
}

.app-skip-link:focus {
    color: #fff;
    transform: translateY(0);
}

/* Application shell */

.wrapper,
.content-wrapper {
    background: var(--app-bg);
}

.content-wrapper {
    min-height: calc(100vh - var(--app-navbar-height));
    padding-bottom: 2.5rem;
}

.content-wrapper:focus {
    outline: none;
}

.content-header {
    padding: 1.65rem 1rem 0.8rem;
}

.content-header h1 {
    color: var(--app-text);
    font-size: clamp(1.45rem, 2vw, 1.9rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.25;
    margin: 0;
}

.content-header .breadcrumb {
    background: transparent;
    color: var(--app-text-muted);
    font-size: 0.875rem;
    margin: 0;
    padding: 0.4rem 0;
}

.content-header .breadcrumb-item.active {
    color: var(--app-text-muted);
}

.content {
    padding: 0 1rem;
}

.content > .container-fluid,
.content-header > .container-fluid {
    max-width: 1520px;
}

.main-header.app-navbar {
    align-items: center;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--app-border);
    box-shadow: none;
    gap: 1rem;
    min-height: var(--app-navbar-height);
    padding: 0 1rem;
}

.app-navbar .nav-link {
    color: var(--app-text-muted);
}

.app-navbar .nav-link:hover {
    color: var(--app-text);
}

.app-navbar-action,
.app-user-menu-toggle {
    align-items: center;
    appearance: none;
    background: transparent;
    border: 0;
    display: inline-flex;
    justify-content: center;
    min-height: 44px;
}

.app-navbar-action {
    border: 1px solid transparent;
    border-radius: 50%;
    min-width: 42px;
}

.app-navbar-action:hover {
    background: var(--app-surface-subtle);
    border-color: var(--app-border);
}

.app-navbar__start,
.app-navbar__end {
    flex: 0 0 auto;
}

.app-navbar__end {
    margin-left: auto;
}

.app-navbar-context {
    align-items: center;
    color: var(--app-text);
    display: inline-flex;
    font-size: .88rem;
    font-weight: 700;
    gap: .5rem;
    padding: .5rem .25rem;
}

.app-navbar-context__dot {
    background: var(--app-accent);
    border: 3px solid var(--app-accent-soft);
    border-radius: 50%;
    box-sizing: content-box;
    height: .42rem;
    width: .42rem;
}

.app-global-search {
    align-items: center;
    background: var(--app-surface-subtle);
    border: 1px solid var(--app-border);
    border-radius: 999px;
    color: var(--app-text-muted);
    flex: 0 1 520px;
    height: 42px;
    margin: 0 auto;
    max-width: 520px;
    min-width: 280px;
    padding: 0 .32rem 0 .85rem;
    transition: background-color var(--app-transition), border-color var(--app-transition), box-shadow var(--app-transition);
}

.app-global-search:focus-within {
    background: var(--app-surface);
    border-color: var(--app-primary);
    box-shadow: var(--app-focus-ring);
}

.app-global-search > i {
    font-size: .82rem;
}

.app-global-search input {
    background: transparent;
    border: 0;
    color: var(--app-text);
    flex: 1 1 auto;
    font-size: .84rem;
    height: 100%;
    min-width: 0;
    outline: 0;
    padding: 0 .7rem;
}

.app-global-search input::placeholder {
    color: #8b99a5;
}

.app-global-search button {
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: 999px;
    color: var(--app-text-muted);
    font-size: .7rem;
    font-weight: 700;
    padding: .34rem .62rem;
    transition: background-color var(--app-transition), color var(--app-transition);
}

.app-global-search button:hover {
    background: var(--app-primary-soft);
    color: var(--app-primary);
}

.app-user-menu-toggle {
    gap: 0.55rem;
    padding-left: 0.65rem !important;
    padding-right: 0.65rem !important;
}

.app-navbar .app-user-menu-toggle .user-image {
    border: 2px solid var(--app-border);
    box-shadow: none !important;
    float: none;
    height: 32px;
    margin: 0;
    width: 32px;
}

.app-user-menu {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow-lg);
    margin-top: 0.45rem;
    min-width: 250px;
    overflow: hidden;
    padding: 0.4rem;
}

.app-user-menu__header {
    align-items: center;
    display: flex;
    gap: 0.75rem;
    padding: 0.7rem;
}

.app-user-menu__header img {
    height: 42px;
    object-fit: cover;
    width: 42px;
}

.app-user-menu__header strong,
.app-user-menu__header span {
    display: block;
}

.app-user-menu__header strong {
    color: var(--app-text);
    line-height: 1.3;
}

.app-user-menu__header span {
    color: var(--app-text-muted);
    font-size: 0.8rem;
    margin-top: 0.15rem;
}

.app-user-menu__logout {
    align-items: center;
    border-radius: var(--app-radius-sm);
    color: var(--app-danger);
    display: flex;
    font-weight: 600;
    gap: 0.6rem;
    min-height: 42px;
}

.app-user-menu__logout:hover,
.app-user-menu__logout:focus {
    background: var(--app-danger-soft);
    color: var(--app-danger);
}

#app-sidebar.main-sidebar {
    background: var(--app-surface);
    border-right: 1px solid var(--app-border);
    box-shadow: none !important;
    width: var(--app-sidebar-width);
}

#app-sidebar .brand-link {
    align-items: center;
    border-bottom: 1px solid var(--app-border) !important;
    display: flex;
    gap: 0.65rem;
    min-height: var(--app-navbar-height);
    padding: 0.65rem 1rem;
}

.app-brand-mark {
    align-items: center;
    background: var(--app-primary);
    border-radius: 0.75rem;
    box-shadow: inset 0 0 0 1px rgba(49, 163, 221, .12);
    color: #fff;
    display: inline-flex;
    flex: 0 0 38px;
    font-size: 0.77rem;
    font-weight: 800;
    height: 38px;
    justify-content: center;
    letter-spacing: 0.04em;
}

#app-sidebar .brand-link .brand-text {
    color: var(--app-text);
    display: flex;
    flex-direction: column;
    font-size: 1rem;
    line-height: 1.15;
    overflow: hidden;
}

#app-sidebar .brand-link .brand-text strong {
    font-weight: 750;
}

#app-sidebar .brand-link .brand-text small {
    color: var(--app-text-muted);
    font-size: 0.72rem;
    font-weight: 500;
    margin-top: 0.2rem;
}

#app-sidebar .sidebar {
    padding: .9rem 0.65rem 1rem;
}

.app-sidebar-create {
    align-items: center;
    background: var(--app-primary);
    border: 1px solid var(--app-primary);
    border-radius: .68rem;
    color: #fff;
    display: flex;
    font-size: .86rem;
    font-weight: 750;
    gap: .65rem;
    justify-content: center;
    min-height: 42px;
    padding: .55rem .75rem;
    transition: background-color var(--app-transition), border-color var(--app-transition), box-shadow var(--app-transition), transform var(--app-transition);
}

.app-sidebar-create:hover,
.app-sidebar-create:focus,
.app-sidebar-create.active {
    background: var(--app-primary-hover);
    border-color: var(--app-primary-hover);
    box-shadow: 0 7px 18px rgba(49, 163, 221, .22);
    color: #fff;
    text-decoration: none;
    transform: translateY(-1px);
}

.app-sidebar-create + nav {
    margin-top: .65rem;
}

@supports not (-webkit-touch-callout: none) {
    body.layout-fixed .wrapper #app-sidebar .sidebar {
        height: calc(100vh - var(--app-navbar-height));
    }
}

#app-sidebar .nav-sidebar .nav-header {
    color: #8997a3;
    font-size: 0.65rem;
    font-weight: 750;
    letter-spacing: 0.09em;
    padding: 1rem 0.75rem 0.4rem;
}

#app-sidebar .nav-sidebar > .nav-item {
    margin-bottom: 0.2rem;
}

#app-sidebar .nav-sidebar > .nav-item > .nav-link {
    align-items: center;
    border-radius: var(--app-radius-sm);
    color: var(--app-text-muted);
    display: flex;
    font-size: 0.9rem;
    font-weight: 600;
    min-height: 41px;
    padding: 0.55rem 0.7rem;
    transition: background-color var(--app-transition), color var(--app-transition), transform var(--app-transition);
}

#app-sidebar.sidebar-light-primary .nav-sidebar > .nav-item > .nav-link:hover {
    background: #f3f8fb;
    color: var(--app-text);
}

#app-sidebar.sidebar-light-primary .nav-sidebar > .nav-item > .nav-link.active {
    background: var(--app-primary-soft);
    box-shadow: none;
    color: var(--app-primary);
}

#app-sidebar .nav-sidebar .nav-icon {
    color: #8293a1;
    font-size: 0.95rem !important;
    margin-right: 0.65rem !important;
    text-align: center;
    width: 1.3rem !important;
}

#app-sidebar .nav-sidebar .nav-link.active .nav-icon {
    color: var(--app-primary);
}

.main-footer {
    background: var(--app-bg);
    border-top: 1px solid var(--app-border);
    color: var(--app-text-muted);
    min-height: 54px;
    padding: 1rem 1.25rem;
}

/* Authentication shell */

.app-login-page {
    background:
        radial-gradient(circle at 15% 10%, rgba(49, 163, 221, 0.16), transparent 32rem),
        var(--app-bg);
    display: block;
    min-height: 100vh;
}

.app-auth-shell {
    align-items: center;
    display: flex;
    justify-content: center;
    min-height: 100vh;
    padding: 1.5rem;
}

.login-box.app-login {
    margin: 0;
    max-width: 420px;
    width: 100%;
}

.app-login__card {
    box-shadow: var(--app-shadow);
    margin: 0;
    overflow: hidden;
}

.app-login__header {
    align-items: center;
    border-bottom: 0;
    display: flex;
    gap: 0.75rem;
    padding: 1.35rem 1.5rem 0;
    text-align: left;
}

.app-login__header strong,
.app-login__header span:not(.app-brand-mark) {
    display: block;
}

.app-login__header strong {
    color: var(--app-text);
    font-size: 1rem;
    line-height: 1.25;
}

.app-login__header span:not(.app-brand-mark) {
    color: var(--app-text-muted);
    font-size: 0.75rem;
    margin-top: 0.15rem;
}

.app-login__body {
    padding: 1.7rem 1.5rem 1.5rem;
}

.app-login__title {
    color: var(--app-text);
    font-size: 1.55rem;
    font-weight: 750;
    letter-spacing: -0.025em;
    margin: 0;
}

.app-login__description {
    color: var(--app-text-muted);
    margin: 0.35rem 0 1.4rem;
}

.app-login .input-group .form-control {
    border-right: 0;
}

.app-login .input-group-text {
    background: var(--app-surface);
    border-left: 0;
    color: var(--app-text-muted);
}

.app-login__actions {
    align-items: center;
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    margin-top: 1.35rem;
}

.app-login__actions label {
    color: var(--app-text-muted);
    font-weight: 550;
}

.app-login__submit {
    min-width: 112px;
}

/* Page composition helpers */

.app-page-header {
    align-items: flex-start;
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.app-page-header__title {
    color: var(--app-text);
    font-size: clamp(1.45rem, 2vw, 1.9rem);
    font-weight: 700;
    letter-spacing: -0.025em;
    margin: 0;
}

.app-page-header__description {
    color: var(--app-text-muted);
    margin: 0.35rem 0 0;
    max-width: 68ch;
}

.app-page-actions {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.app-toolbar {
    align-items: center;
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding: 0.75rem;
}

/* Bootstrap / AdminLTE component refinements */

.card {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: none;
    margin-bottom: 1.25rem;
    transition: border-color var(--app-transition), box-shadow var(--app-transition), transform var(--app-transition);
}

.card-header {
    background: var(--app-surface);
    border-bottom: 1px solid var(--app-border);
    border-radius: var(--app-radius) var(--app-radius) 0 0 !important;
    padding: 1rem 1.1rem;
}

.card-title {
    color: var(--app-text);
    font-size: 1rem;
    font-weight: 700;
}

.card-body {
    padding: 1.1rem;
}

.card-footer {
    background: var(--app-surface);
    border-top: 1px solid var(--app-border);
    border-radius: 0 0 var(--app-radius) var(--app-radius) !important;
}

.card.card-outline {
    border-top-width: 3px;
}

.card.card-outline.card-primary {
    border-top-color: var(--app-primary);
}

.btn {
    border-radius: var(--app-radius-sm);
    font-weight: 650;
    min-height: 39px;
    padding: 0.48rem 0.9rem;
    transition: background-color var(--app-transition), border-color var(--app-transition), box-shadow var(--app-transition), color var(--app-transition), transform var(--app-transition);
}

.btn:hover:not(:disabled):not(.disabled) {
    transform: translateY(-1px);
}

.btn:active:not(:disabled):not(.disabled) {
    transform: translateY(0);
}

.btn:focus,
.btn.focus {
    box-shadow: var(--app-focus-ring);
}

.btn-primary,
.bg-primary {
    background-color: var(--app-primary) !important;
    border-color: var(--app-primary) !important;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:not(:disabled):not(.disabled):active {
    background-color: var(--app-primary-hover) !important;
    border-color: var(--app-primary-hover) !important;
}

.btn-outline-primary {
    border-color: var(--app-primary);
    color: var(--app-primary);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background: var(--app-primary);
    border-color: var(--app-primary);
    color: #fff;
}

.btn-default,
.btn-light {
    background: var(--app-surface);
    border-color: var(--app-border-strong);
    color: var(--app-text);
}

.btn-default:hover,
.btn-light:hover {
    background: var(--app-surface-subtle);
    border-color: var(--app-border-strong);
}

.btn-danger {
    background: var(--app-danger);
    border-color: var(--app-danger);
}

.btn-sm {
    min-height: 34px;
    padding: 0.3rem 0.65rem;
}

.btn-tool {
    border-radius: var(--app-radius-sm);
    min-height: 34px;
}

label {
    color: #344451;
    font-size: 0.875rem;
    font-weight: 650;
    margin-bottom: 0.4rem;
}

.form-control,
.custom-select,
.input-group-text,
.custom-file-label {
    border-color: var(--app-border-strong);
    border-radius: var(--app-radius-sm);
    color: var(--app-text);
    min-height: 42px;
}

.form-control::placeholder {
    color: #98a2b3;
    opacity: 1;
}

.form-control:focus,
.custom-select:focus,
.custom-file-input:focus ~ .custom-file-label {
    border-color: var(--app-primary);
    box-shadow: var(--app-focus-ring);
}

.form-control:disabled,
.form-control[readonly],
.custom-select:disabled {
    background: #f2f4f7;
    color: var(--app-text-muted);
}

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

.invalid-feedback {
    color: var(--app-danger);
    font-size: 0.8rem;
    font-weight: 550;
}

.form-control.is-invalid,
.custom-select.is-invalid {
    border-color: var(--app-danger);
}

.form-control.is-invalid:focus,
.custom-select.is-invalid:focus {
    box-shadow: 0 0 0 0.2rem rgba(197, 54, 69, 0.18);
}

.select2-container--bootstrap4 .select2-selection,
.select2-container--default .select2-selection--single {
    border-color: var(--app-border-strong);
    border-radius: var(--app-radius-sm);
    min-height: 42px;
}

.select2-container--bootstrap4.select2-container--focus .select2-selection,
.select2-container--bootstrap4.select2-container--open .select2-selection {
    border-color: var(--app-primary);
    box-shadow: var(--app-focus-ring);
}

.table {
    color: var(--app-text);
    margin-bottom: 0;
}

.table thead th {
    background: var(--app-surface-subtle);
    border-bottom: 1px solid var(--app-border);
    border-top: 0;
    color: var(--app-text-muted);
    font-size: 0.72rem;
    font-weight: 750;
    letter-spacing: 0.035em;
    padding: 0.75rem;
    text-transform: uppercase;
    vertical-align: middle;
}

.table td {
    border-top-color: #edf0f5;
    padding: 0.8rem 0.75rem;
    vertical-align: middle;
}

.table-hover tbody tr {
    transition: background-color var(--app-transition);
}

.table-hover tbody tr:hover {
    background: var(--app-primary-soft);
}

.table-responsive {
    border-radius: var(--app-radius-sm);
}

.badge {
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.015em;
    padding: 0.35em 0.62em;
}

.badge-success,
.bg-success {
    background-color: var(--app-success) !important;
}

.badge-warning,
.bg-warning {
    background-color: #d97706 !important;
}

.badge-danger,
.bg-danger {
    background-color: var(--app-danger) !important;
}

.badge-info,
.bg-info {
    background-color: var(--app-info) !important;
}

.dropdown-menu,
.modal-content {
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow-lg);
}

.dropdown-item {
    color: var(--app-text);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--app-surface-subtle);
}

.modal-header,
.modal-footer {
    border-color: var(--app-border);
}

.pagination .page-link {
    border-color: var(--app-border);
    color: var(--app-primary);
    min-width: 38px;
    text-align: center;
}

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

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    border: 1px solid var(--app-border-strong);
    border-radius: var(--app-radius-sm);
    min-height: 38px;
}

.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter {
    color: var(--app-text-muted);
    font-size: 0.875rem;
}

/* Status and feedback */

.app-status {
    align-items: center;
    background: var(--app-surface-subtle);
    border: 1px solid var(--app-border);
    border-radius: 999px;
    color: var(--app-text-muted);
    display: inline-flex;
    font-size: 0.76rem;
    font-weight: 700;
    gap: 0.4rem;
    line-height: 1;
    padding: 0.4rem 0.65rem;
    white-space: nowrap;
}

.app-status::before {
    background: currentColor;
    border-radius: 50%;
    content: "";
    height: 0.45rem;
    width: 0.45rem;
}

.app-status--success {
    background: var(--app-success-soft);
    border-color: #bcebd8;
    color: var(--app-success);
}

.app-status--warning {
    background: var(--app-warning-soft);
    border-color: #f1d7a7;
    color: var(--app-warning);
}

.app-status--danger {
    background: var(--app-danger-soft);
    border-color: #f2c6ca;
    color: var(--app-danger);
}

.app-status--info {
    background: var(--app-info-soft);
    border-color: #bde0f2;
    color: var(--app-info);
}

.app-feedback {
    align-items: flex-start;
    background: var(--app-surface-subtle);
    border: 1px solid var(--app-border);
    border-left: 4px solid var(--app-text-muted);
    border-radius: var(--app-radius-sm);
    color: var(--app-text);
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding: 0.85rem 1rem;
}

.app-feedback__icon {
    flex: 0 0 auto;
    margin-top: 0.1rem;
}

.app-feedback__content > :last-child {
    margin-bottom: 0;
}

.app-feedback__title {
    display: block;
    font-weight: 700;
    margin-bottom: 0.15rem;
}

.app-feedback--success {
    background: var(--app-success-soft);
    border-color: #bcebd8;
    border-left-color: var(--app-success);
}

.app-feedback--warning {
    background: var(--app-warning-soft);
    border-color: #f1d7a7;
    border-left-color: var(--app-warning);
}

.app-feedback--danger {
    background: var(--app-danger-soft);
    border-color: #f2c6ca;
    border-left-color: var(--app-danger);
}

.app-feedback--info {
    background: var(--app-info-soft);
    border-color: #bde0f2;
    border-left-color: var(--app-info);
}

.alert {
    border: 1px solid transparent;
    border-radius: var(--app-radius-sm);
    box-shadow: none;
}

.alert-success {
    background: var(--app-success-soft);
    border-color: #bcebd8;
    color: #0e6041;
}

.alert-warning {
    background: var(--app-warning-soft);
    border-color: #f1d7a7;
    color: #7e4805;
}

.alert-danger {
    background: var(--app-danger-soft);
    border-color: #f2c6ca;
    color: #942934;
}

.alert-info {
    background: var(--app-info-soft);
    border-color: #bde0f2;
    color: #12577f;
}

/* Empty, loading and progress states */

.app-empty-state {
    align-items: center;
    color: var(--app-text-muted);
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 220px;
    padding: 2rem 1rem;
    text-align: center;
}

.app-empty-state__icon {
    align-items: center;
    background: var(--app-primary-soft);
    border-radius: 50%;
    color: var(--app-primary);
    display: inline-flex;
    font-size: 1.25rem;
    height: 52px;
    justify-content: center;
    margin-bottom: 0.9rem;
    width: 52px;
}

.app-empty-state__title {
    color: var(--app-text);
    font-size: 1rem;
    font-weight: 700;
    margin: 0 0 0.3rem;
}

.app-empty-state__description {
    margin: 0 0 1rem;
    max-width: 48ch;
}

.app-loading {
    align-items: center;
    color: var(--app-text-muted);
    display: inline-flex;
    font-size: 0.875rem;
    gap: 0.55rem;
}

.app-spinner {
    animation: app-spin 700ms linear infinite;
    border: 2px solid rgba(49, 163, 221, 0.2);
    border-radius: 50%;
    border-top-color: var(--app-primary);
    display: inline-block;
    height: 1.1rem;
    width: 1.1rem;
}

.app-loading-overlay {
    align-items: center;
    background: rgba(255, 255, 255, 0.82);
    display: flex;
    inset: 0;
    justify-content: center;
    position: absolute;
    z-index: 20;
}

[aria-busy="true"] {
    cursor: progress;
}

.btn.is-loading,
.btn[aria-busy="true"] {
    color: transparent !important;
    pointer-events: none;
    position: relative;
}

.btn.is-loading::after,
.btn[aria-busy="true"]::after {
    animation: app-spin 700ms linear infinite;
    border: 2px solid rgba(255, 255, 255, 0.45);
    border-radius: 50%;
    border-top-color: #fff;
    content: "";
    height: 1rem;
    left: calc(50% - 0.5rem);
    position: absolute;
    top: calc(50% - 0.5rem);
    width: 1rem;
}

.btn-light.is-loading::after,
.btn-light[aria-busy="true"]::after,
.btn-default.is-loading::after,
.btn-default[aria-busy="true"]::after {
    border-color: rgba(49, 163, 221, 0.22);
    border-top-color: var(--app-primary);
}

.app-skeleton {
    animation: app-shimmer 1.35s linear infinite;
    background: linear-gradient(90deg, #edf0f5 25%, #f7f8fa 45%, #edf0f5 65%);
    background-size: 300% 100%;
    border-radius: var(--app-radius-sm);
    color: transparent !important;
    min-height: 1rem;
    pointer-events: none;
    user-select: none;
}

.app-skeleton--line {
    height: 0.85rem;
    margin-bottom: 0.55rem;
}

.app-skeleton--line:last-child {
    width: 68%;
}

.progress {
    background: #e9edf4;
    border-radius: 999px;
    box-shadow: none;
    height: 0.55rem;
}

.progress-bar {
    background: var(--app-primary);
    border-radius: 999px;
}

/* Toasts: compatible with app-native and Toastr notifications */

.app-toast-region {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    max-width: min(390px, calc(100vw - 2rem));
    position: fixed;
    right: 1rem;
    top: calc(var(--app-navbar-height) + 1rem);
    width: 100%;
    z-index: 1080;
}

.app-toast {
    animation: app-toast-in 180ms ease-out both;
    background: var(--app-surface);
    border: 1px solid var(--app-border);
    border-left: 4px solid var(--app-info);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow-lg);
    color: var(--app-text);
    padding: 0.85rem 1rem;
}

.app-toast--success {
    border-left-color: var(--app-success);
}

.app-toast--warning {
    border-left-color: var(--app-warning);
}

.app-toast--danger {
    border-left-color: var(--app-danger);
}

body #toast-container > .toast {
    background-color: var(--app-surface);
    background-position: 14px center;
    border: 1px solid var(--app-border);
    border-left: 4px solid var(--app-info);
    border-radius: var(--app-radius);
    box-shadow: var(--app-shadow-lg);
    color: var(--app-text);
    opacity: 1;
    padding: 0.85rem 1rem 0.85rem 3rem;
}

body #toast-container > .toast-success {
    border-left-color: var(--app-success);
}

body #toast-container > .toast-warning {
    border-left-color: var(--app-warning);
}

body #toast-container > .toast-error {
    border-left-color: var(--app-danger);
}

body #toast-container .toast-title {
    color: var(--app-text);
    font-weight: 700;
}

body #toast-container .toast-message {
    color: var(--app-text-muted);
}

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

@keyframes app-shimmer {
    from {
        background-position: 100% 0;
    }
    to {
        background-position: 0 0;
    }
}

@keyframes app-toast-in {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 991.98px) {
    .content-header {
        padding-top: 1.15rem;
    }

    .app-page-header {
        flex-direction: column;
    }

    .app-page-actions {
        width: 100%;
    }

    #app-sidebar.main-sidebar {
        box-shadow: var(--app-shadow-lg) !important;
    }
}

@media (min-width: 992px) {
    .sidebar-mini:not(.sidebar-collapse) .content-wrapper,
    .sidebar-mini:not(.sidebar-collapse) .main-footer,
    .sidebar-mini:not(.sidebar-collapse) .main-header {
        margin-left: var(--app-sidebar-width);
    }

    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar {
        width: 4.6rem;
    }

    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar:hover,
    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar.sidebar-focused,
    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar:hover .brand-link,
    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar.sidebar-focused .brand-link {
        width: var(--app-sidebar-width);
    }

    .sidebar-mini.sidebar-collapse .app-sidebar-create {
        margin-left: auto;
        margin-right: auto;
        padding-left: 0;
        padding-right: 0;
        width: 42px;
    }

    .sidebar-mini.sidebar-collapse .app-sidebar-create__label {
        display: none;
    }

    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar:hover .app-sidebar-create,
    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar.sidebar-focused .app-sidebar-create {
        padding-left: .75rem;
        padding-right: .75rem;
        width: auto;
    }

    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar:hover .app-sidebar-create__label,
    body.sidebar-mini.sidebar-collapse #app-sidebar.main-sidebar.sidebar-focused .app-sidebar-create__label {
        display: inline;
    }
}

@media (max-width: 575.98px) {
    :root {
        --app-navbar-height: 58px;
    }

    body {
        font-size: 0.92rem;
    }

    .main-header.app-navbar {
        padding: 0 0.35rem;
    }

    .content,
    .content-header {
        padding-left: 0.25rem;
        padding-right: 0.25rem;
    }

    .content-header .breadcrumb {
        float: none !important;
        padding-top: 0.25rem;
    }

    .card {
        border-left: 0;
        border-radius: var(--app-radius-sm);
        border-right: 0;
    }

    .card-body,
    .card-header {
        padding-left: 0.9rem;
        padding-right: 0.9rem;
    }

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

    .app-page-actions .btn {
        flex: 1 1 auto;
    }

    .app-toast-region {
        left: 0.75rem;
        max-width: none;
        right: 0.75rem;
        width: auto;
    }

    .main-footer {
        padding-left: 1rem;
        padding-right: 1rem;
        text-align: center;
    }

    .app-auth-shell {
        align-items: flex-start;
        padding: 1rem;
    }

    .app-login {
        margin-top: 6vh !important;
    }

    .app-login__header,
    .app-login__body {
        padding-left: 1.1rem;
        padding-right: 1.1rem;
    }

    .app-login__actions {
        align-items: stretch;
        flex-direction: column;
    }

    .app-login__submit {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }
}

@media print {
    .app-skip-link,
    .main-header,
    .main-sidebar,
    .main-footer,
    .app-page-actions,
    .app-toolbar {
        display: none !important;
    }

    .content-wrapper {
        background: #fff !important;
        margin-left: 0 !important;
        padding: 0 !important;
    }

    .card {
        box-shadow: none !important;
    }
}