/*
 * CITIUS - Gestor HTML5 de documentos
 *
 * Estilo alineado con estudiantes.citius-uam.org y con el tema claro de la
 * administración. El componente sigue reutilizando #dialogo_lista, por lo que
 * las reglas del wrapper son deliberadamente específicas.
 */

/* -------------------------------------------------------------------------
   Dialogo de documentos
   ---------------------------------------------------------------------- */
body > .ui-dialog.citius-file-dialog {
    box-sizing: border-box;
    padding: 0 !important;
    overflow: hidden !important;
    color: var(--citius-text, #20251c);
    background: #fff !important;
    border: 1px solid var(--citius-green-border-strong, #cbd9bb) !important;
    border-radius: 1rem !important;
    box-shadow: 0 1.35rem 3.5rem rgba(44, 62, 30, .22) !important;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-titlebar {
    min-height: 3.45rem;
    margin: 0 !important;
    padding: .95rem 3.7rem .9rem 1.3rem !important;
    color: var(--citius-green-900, #314c10) !important;
    background: #fff !important;
    border: 0 !important;
    border-bottom: 1px solid var(--citius-green-border, #dce6d0) !important;
    border-radius: 1rem 1rem 0 0 !important;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-titlebar .ui-dialog-title {
    display: block;
    overflow: hidden;
    margin: 0 !important;
    color: var(--citius-green-900, #314c10) !important;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 1rem !important;
    font-weight: 750 !important;
    line-height: 1.35;
    text-overflow: ellipsis;
    white-space: nowrap;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-titlebar .ui-dialog-titlebar-close {
    position: absolute !important;
    top: .7rem !important;
    right: .9rem !important;
    display: grid !important;
    width: 2rem !important;
    height: 2rem !important;
    margin: 0 !important;
    place-items: center;
    color: #66715e !important;
    background: var(--citius-green-softer, #f8faf5) !important;
    border: 1px solid var(--citius-green-border, #dce6d0) !important;
    border-radius: .55rem !important;
    box-shadow: none !important;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-titlebar .ui-dialog-titlebar-close:hover,
body > .ui-dialog.citius-file-dialog > .ui-dialog-titlebar .ui-dialog-titlebar-close:focus-visible {
    color: var(--citius-green-900, #314c10) !important;
    background: var(--citius-green-soft, #f2f6eb) !important;
    border-color: var(--citius-green-600, #668b2e) !important;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-titlebar .ui-dialog-titlebar-close .ui-icon {
    display: none !important;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-titlebar .ui-dialog-titlebar-close::before {
    content: "×";
    display: block;
    margin-top: -.08rem;
    font-size: 1.45rem;
    font-weight: 300;
    line-height: 1;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-content {
    box-sizing: border-box;
    max-height: calc(100dvh - 9rem) !important;
    padding: 0 !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    background: #f8faf6 !important;
    border: 0 !important;
    scrollbar-gutter: stable;
    overscroll-behavior: contain;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-buttonpane {
    margin: 0 !important;
    padding: .72rem 1.2rem !important;
    background: #fff !important;
    border: 0 !important;
    border-top: 1px solid var(--citius-green-border, #dce6d0) !important;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-buttonpane .ui-dialog-buttonset {
    display: flex;
    gap: .5rem;
    justify-content: flex-end;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-buttonpane .citius-dialog-close,
body > .ui-dialog.citius-file-dialog > .ui-dialog-buttonpane .ui-button {
    min-height: 2.35rem;
    padding: .45rem .9rem !important;
    color: var(--citius-green-800, #3d5d14) !important;
    background: #fff !important;
    border: 1px solid var(--citius-green-border-strong, #cbd9bb) !important;
    border-radius: .55rem !important;
    box-shadow: none !important;
    font-size: .85rem !important;
    font-weight: 650 !important;
}

body > .ui-dialog.citius-file-dialog > .ui-dialog-buttonpane .citius-dialog-close:hover,
body > .ui-dialog.citius-file-dialog > .ui-dialog-buttonpane .ui-button:hover {
    color: var(--citius-green-900, #314c10) !important;
    background: var(--citius-green-soft, #f2f6eb) !important;
    border-color: var(--citius-green-600, #668b2e) !important;
}

/* -------------------------------------------------------------------------
   Contenido del gestor
   ---------------------------------------------------------------------- */
.citius-file-upload {
    --file-green-900: var(--citius-green-900, #314c10);
    --file-green-800: var(--citius-green-800, #3d5d14);
    --file-green-600: var(--citius-green-600, #668b2e);
    --file-green-action: var(--citius-green-action, #128b4d);
    --file-green-soft: var(--citius-green-soft, #f2f6eb);
    --file-green-softer: var(--citius-green-softer, #f8faf5);
    --file-border: var(--citius-green-border, #dce6d0);
    --file-border-strong: var(--citius-green-border-strong, #cbd9bb);
    --file-muted: var(--citius-muted, #6b7463);

    display: grid;
    width: 100%;
    gap: .85rem;
    padding: 1rem 1.2rem 1.15rem;
    box-sizing: border-box;
    color: var(--citius-text, #20251c);
    background: #f8faf6;
}

/* Cabecera contextual interior: deliberadamente más ligera que el titlebar. */
.citius-file-upload .file-upload-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    min-height: 2.5rem;
    padding: .1rem .15rem .65rem;
    border-bottom: 1px solid var(--file-border);
}

.citius-file-upload .file-upload-heading {
    display: flex;
    flex-direction: column;
    min-width: 0;
    gap: .12rem;
}

.citius-file-upload .file-upload-kicker {
    color: var(--file-green-800);
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .055em;
    line-height: 1.2;
    text-transform: uppercase;
}

.citius-file-upload .file-upload-subtitle {
    margin: 0;
    color: var(--file-muted);
    font-size: .84rem;
    line-height: 1.35;
}

.citius-file-upload .file-upload-subtitle strong {
    color: var(--file-green-900);
}

.citius-file-upload .file-count-badge {
    flex: 0 0 auto;
    padding: .32rem .58rem;
    color: var(--file-green-800);
    background: var(--file-green-soft);
    border: 1px solid var(--file-border-strong);
    border-radius: 999px;
    font-size: .76rem;
    font-weight: 700;
    line-height: 1;
    white-space: nowrap;
}

.citius-file-upload .file-folder-filters {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin: -.1rem 0 .05rem;
}

.citius-file-upload .file-folder-filters .btn {
    border-radius: 999px !important;
    font-size: .76rem;
}

.citius-file-upload .file-folder-filters .btn-warning {
    color: #fff !important;
    background: var(--file-green-action) !important;
    border-color: var(--file-green-action) !important;
}

.citius-file-upload .file-upload-message {
    margin: 0;
    padding: .7rem .85rem;
    border-radius: .6rem;
}

.citius-file-upload .file-list-panel,
.citius-file-upload .file-upload-form {
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--file-border);
    border-radius: .8rem;
    box-shadow: 0 1px 0 rgba(49, 76, 16, .025);
}

.citius-file-upload .file-list-panel {
    max-height: min(36dvh, 360px);
    overflow: auto;
}

.citius-file-upload .file-table {
    min-width: 760px;
    margin: 0;
    font-size: .84rem;
}

.citius-file-upload .file-table thead th {
    position: sticky;
    top: 0;
    z-index: 2;
    padding: .68rem .72rem;
    color: var(--file-green-900);
    background: #f2f6eb;
    border-bottom: 1px solid var(--file-border-strong);
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .025em;
    text-transform: uppercase;
}

.citius-file-upload .file-table tbody td {
    padding: .68rem .72rem;
    border-color: #e8eee1;
}

.citius-file-upload .file-actions-column {
    width: 1%;
    white-space: nowrap;
}

.citius-file-upload .file-row-actions {
    display: inline-flex;
    flex-wrap: nowrap;
    gap: .35rem;
}

.citius-file-upload .file-download-link {
    display: inline-flex;
    max-width: 32rem;
    align-items: center;
    gap: .5rem;
    color: var(--file-green-800);
    text-decoration: none;
}

.citius-file-upload .file-download-link:hover {
    color: var(--file-green-900);
    text-decoration: underline;
}

.citius-file-upload .file-type-badge {
    flex: 0 0 auto;
    padding: .2rem .35rem;
    color: var(--file-green-800);
    background: var(--file-green-soft);
    border: 1px solid var(--file-border);
    border-radius: .32rem;
    font-size: .64rem;
    font-weight: 800;
}

.citius-file-upload .file-comments-cell {
    min-width: 13rem;
    white-space: normal;
}

.citius-file-upload .file-empty-state {
    display: flex;
    min-height: 7.25rem;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: .18rem;
    padding: 1.15rem 1.25rem;
    color: #737d6c;
    text-align: center;
}

.citius-file-upload .file-empty-state strong {
    color: #4e5b45;
    font-size: .94rem;
}

.citius-file-upload .file-empty-icon {
    margin-bottom: .15rem;
    color: #91a282;
    font-size: 1.65rem;
    line-height: 1;
}

.citius-file-upload .file-upload-form {
    display: grid;
    gap: .9rem;
    padding: 1rem 1.05rem .9rem;
}

.citius-file-upload .file-edit-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .65rem .8rem;
    background: #f7f8e9;
    border: 1px solid #dfe2ad;
    border-radius: .55rem;
}

.citius-file-upload .file-edit-banner > div {
    display: flex;
    flex-direction: column;
}

.citius-file-upload .file-edit-banner span {
    color: #69705a;
    font-size: .8rem;
}

.citius-file-upload .form-label {
    margin-bottom: .32rem;
    color: var(--file-green-900);
    font-size: .72rem;
    font-weight: 800;
    letter-spacing: .025em;
    text-transform: uppercase;
}

.citius-file-upload .form-control,
.citius-file-upload .form-select,
.citius-file-upload .select2-container .select2-selection--single {
    border-color: var(--file-border-strong) !important;
    border-radius: .55rem !important;
}

.citius-file-upload textarea.form-control {
    min-height: 4.3rem;
    resize: vertical;
}

.citius-file-upload .file-drop-zone {
    display: flex;
    min-height: 7.4rem;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: .15rem;
    padding: 1rem 1.2rem;
    color: #3f493a;
    background: #fafcf8;
    border: 1.5px dashed #a9b99b;
    border-radius: .7rem;
    cursor: pointer;
    outline: none;
    text-align: center;
    transition: background-color .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.citius-file-upload .file-drop-zone:hover,
.citius-file-upload .file-drop-zone:focus-visible,
.citius-file-upload .file-drop-zone.is-dragging {
    background: var(--file-green-soft);
    border-color: var(--file-green-600);
    box-shadow: 0 0 0 .18rem rgba(102, 139, 46, .12);
}

.citius-file-upload .file-drop-zone.is-disabled {
    cursor: wait;
    opacity: .6;
}

.citius-file-upload .file-drop-icon {
    margin-bottom: .22rem;
    color: #7e9270;
    font-size: 1.7rem;
    line-height: 1;
}

.citius-file-upload .file-drop-zone strong {
    color: var(--file-green-900);
    font-size: .95rem;
}

.citius-file-upload .file-drop-zone small {
    margin-top: .2rem;
    color: #788174;
}

.citius-file-upload .file-selection {
    display: grid;
    gap: .4rem;
}

.citius-file-upload .file-selection-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: .5rem .65rem;
    background: #fafbf9;
    border: 1px solid var(--file-border);
    border-radius: .5rem;
}

.citius-file-upload .file-selection-text {
    display: flex;
    min-width: 0;
    flex-direction: column;
}

.citius-file-upload .file-selection-text strong {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.citius-file-upload .file-selection-text span {
    color: #757e70;
    font-size: .74rem;
}

.citius-file-upload .file-upload-progress {
    height: 1rem;
}

.citius-file-upload .file-upload-progress .progress-bar {
    color: #fff;
    background: var(--file-green-action);
    font-size: .7rem;
    font-weight: 800;
}

.citius-file-upload .file-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: .55rem;
    margin: .05rem -.1rem -.05rem;
    padding-top: .75rem;
    border-top: 1px solid #e7ece1;
}

.citius-file-upload .file-form-actions .btn-warning {
    color: #fff !important;
    background: var(--file-green-action) !important;
    border-color: var(--file-green-action) !important;
}

.citius-file-upload .file-form-actions .btn-warning:hover,
.citius-file-upload .file-form-actions .btn-warning:focus-visible {
    background: var(--citius-green-action-hover, #0d7640) !important;
    border-color: var(--citius-green-action-hover, #0d7640) !important;
}

.citius-file-upload .select2-container {
    max-width: 100%;
    width: 100% !important;
}

@media (max-width: 767.98px) {
    body > .ui-dialog.citius-file-dialog > .ui-dialog-titlebar {
        min-height: 3.2rem;
        padding: .82rem 3.25rem .78rem 1rem !important;
    }

    .citius-file-upload {
        gap: .7rem;
        padding: .8rem;
    }

    .citius-file-upload .file-upload-header,
    .citius-file-upload .file-edit-banner {
        align-items: stretch;
        flex-direction: column;
    }

    .citius-file-upload .file-count-badge {
        align-self: flex-start;
    }

    .citius-file-upload .file-upload-form {
        padding: .85rem;
    }

    .citius-file-upload .file-form-actions {
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    .citius-file-upload .file-form-actions .btn {
        width: 100%;
    }
}