:root
{
    --app-bg: #0c1117;
    --app-surface: #141b24;
    --app-fg: #e4ebf2;
    --app-muted: #8b9aab;
    --app-line: #243040;
    --app-accent: #1dd1a1;
    --app-accent2: #00d4ff;
    --app-code: #0a0f14;
    --app-bad: #ff7b7b;
    color-scheme: dark;
}

html, body
{
    background: var(--app-bg);
    color: var(--app-fg);
    font-family: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

.app-alert
{
    margin: 12px 0;
    padding: 10px 14px;
    font-size: .9rem;
}

/* Shell: barra superior + panel de contenido (el menu es el HomeApp) */
.app-shell
{
    display: grid;
    grid-template-rows: 52px minmax(0, 1fr);
    height: 100vh;
}

.app-top
{
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0 16px;
    background: var(--app-surface);
    border-bottom: 1px solid var(--app-line);
}

.app-home-btn
{
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    font-weight: 600;
    color: var(--app-accent);
    background: rgba(29, 209, 161, .08);
    border: 1px solid rgba(29, 209, 161, .35);
    border-radius: 8px;
    cursor: pointer;
    transition: background .15s, border-color .15s, transform .12s;
}

.app-home-btn:hover,
.app-home-btn:focus-visible
{
    background: rgba(29, 209, 161, .16);
    border-color: var(--app-accent);
    outline: none;
    transform: translateY(-1px);
}

.app-home-btn svg
{
    width: 16px;
    height: 16px;
}

.app-title
{
    flex: 1 1 auto;
    min-width: 0;
    overflow: hidden;
    font-weight: 700;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.app-user
{
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: .9rem;
    color: var(--app-muted);
}

.app-main
{
    min-width: 0;
    padding: 20px;
    overflow: auto;
}

.app-btn-salir
{
    padding: 4px 12px;
    color: var(--app-fg);
    background: transparent;
    border: 1px solid var(--app-line);
    border-radius: 6px;
    transition: border-color .15s, color .15s;
}

.app-btn-salir:hover
{
    color: var(--app-bad);
    border-color: var(--app-bad);
}

/* Overlay de carga (lo usa AJAX/modulos y la barra de progreso de PAMPAGRID) */
.loadingringcontainer
{
    position: fixed;
    inset: 0;
    z-index: 9000;
    margin: 0;
    padding: 0;
    background-color: rgba(0, 0, 0, .5);
}

.loadingringcontainer.d-none
{
    display: none !important;
}

.loadingring
{
    position: absolute;
    top: 50vh;
    left: 50%;
    width: 150px;
    height: 150px;
    line-height: 150px;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 4px;
    font-size: 16px;
    color: var(--app-accent);
    text-shadow: 0 0 10px var(--app-accent);
    background: transparent;
    border: 3px solid #2a3442;
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(0, 0, 0, .5);
    transform: translate(-50%, -50%);
}

.loadingring::before
{
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    width: 100%;
    height: 100%;
    border: 3px solid transparent;
    border-top-color: var(--app-accent);
    border-right-color: var(--app-accent2);
    border-radius: 50%;
    animation: app-spin 2s linear infinite;
}

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

/* Modales, menus y avisos en el estilo oscuro de la app (Bootstrap en data-bs-theme="dark") */
.modal-content
{
    background: var(--app-surface);
    border: 1px solid var(--app-line);
    border-radius: 12px;
    box-shadow: 0 18px 50px rgba(0, 0, 0, .55);
}

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

.modal-title
{
    font-weight: 700;
    color: var(--app-fg);
}

.modal-backdrop.show
{
    --bs-backdrop-opacity: .65;
}

.bootbox .modal-header
{
    background: linear-gradient(90deg, rgba(29, 209, 161, .10), rgba(0, 212, 255, .06));
}

.bootbox .modal-footer .btn
{
    min-width: 96px;
}

.btn-success
{
    --bs-btn-bg: #12b88c;
    --bs-btn-border-color: #12b88c;
    --bs-btn-hover-bg: #1dd1a1;
    --bs-btn-hover-border-color: #1dd1a1;
    --bs-btn-color: #04231a;
    --bs-btn-hover-color: #04231a;
}

#toast-container > div
{
    color: var(--app-fg);
    background-color: rgba(20, 27, 36, .96);
    border: 1px solid var(--app-line);
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .5);
    opacity: 1;
}

#toast-container > .toast-success { border-left: 4px solid var(--app-accent); }
#toast-container > .toast-error   { border-left: 4px solid var(--app-bad); }
#toast-container > .toast-warning { border-left: 4px solid #ffd166; }
#toast-container > .toast-info    { border-left: 4px solid var(--app-accent2); }

.select2-container--default .select2-selection--multiple,
.select2-container--default .select2-selection--single
{
    background: var(--app-code);
    border: 1px solid var(--app-line);
}

.select2-dropdown
{
    color: var(--app-fg);
    background: var(--app-surface);
    border: 1px solid var(--app-line);
}

.select2-container--default .select2-results__option--highlighted[aria-selected]
{
    background: rgba(29, 209, 161, .18);
}

@media (max-width: 760px)
{
    .app-top { gap: 8px; padding: 0 10px; }
    .app-home-btn-txt { display: none; }
    .app-user-name { display: none; }
    .app-main { padding: 12px; }
}