/*
 * Visor de documentos adjuntos de una orden de exámenes (examenesPreop/js/visorAdjuntosOrden.js).
 * Prefijo `vao-`. z-index por encima de los modales del sistema (999999) y de los modales de Bootstrap.
 */

.vao {
    --vao-fondo: #ffffff;
    --vao-fondo-suave: #f4f6f9;
    --vao-borde: #e2e8f0;
    --vao-texto: #1e293b;
    --vao-texto-suave: #64748b;
    --vao-acento: #0f766e;
    --vao-acento-suave: #ccfbf1;
    --vao-lienzo: #1f2937;
    position: fixed;
    inset: 0;
    z-index: 1000000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(15, 23, 42, .72);
    font-size: 14px;
}

.vao--abierto {
    display: flex;
}

.vao *,
.vao *::before,
.vao *::after {
    box-sizing: border-box;
}

.vao-caja {
    width: min(1280px, 100%);
    height: min(860px, 100%);
    display: flex;
    flex-direction: column;
    background: var(--vao-fondo);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .35);
}

/* ---------- Cabecera ---------- */

.vao-cabecera {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid var(--vao-borde);
}

.vao-cabecera__titulo {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
    color: var(--vao-texto);
}

.vao-cabecera__titulo > i {
    color: var(--vao-acento);
    font-size: 18px;
}

.vao-cabecera__titulo strong {
    display: block;
    font-size: 15px;
}

.vao-codigo {
    display: block;
    color: var(--vao-texto-suave);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.vao-cabecera__acciones {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}

.vao-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 36px;
    padding: 0 12px;
    border: 1px solid var(--vao-borde);
    border-radius: 8px;
    background: var(--vao-fondo);
    color: var(--vao-texto);
    font-weight: 600;
    font-size: 13px;
    text-decoration: none;
    cursor: pointer;
}

.vao-btn:hover,
.vao-btn:focus {
    background: var(--vao-fondo-suave);
    color: var(--vao-texto);
    text-decoration: none;
}

.vao-btn--cerrar {
    width: 36px;
    justify-content: center;
    padding: 0;
    font-size: 16px;
}

.vao-btn--primario {
    background: var(--vao-acento);
    border-color: var(--vao-acento);
    color: #fff;
}

.vao-btn--primario:hover,
.vao-btn--primario:focus {
    background: #115e59;
    color: #fff;
}

/* ---------- Cuerpo ---------- */

.vao-cuerpo {
    flex: 1;
    display: flex;
    min-height: 0;
}

.vao-lista {
    width: 280px;
    flex-shrink: 0;
    overflow-y: auto;
    padding: 10px;
    background: var(--vao-fondo-suave);
    border-right: 1px solid var(--vao-borde);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.vao--uno .vao-lista {
    display: none;
}

.vao-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 8px;
    border: 1px solid transparent;
    border-radius: 8px;
    background: transparent;
    text-align: left;
    cursor: pointer;
    color: var(--vao-texto);
}

.vao-item:hover {
    background: var(--vao-fondo);
    border-color: var(--vao-borde);
}

.vao-item--activo,
.vao-item--activo:hover {
    background: var(--vao-fondo);
    border-color: var(--vao-acento);
    box-shadow: 0 0 0 1px var(--vao-acento);
}

.vao-item__miniatura {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
    border-radius: 6px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--vao-borde);
    color: var(--vao-texto-suave);
    font-size: 22px;
}

.vao-item__miniatura img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.vao-item__miniatura .fa-file-pdf {
    color: #b91c1c;
}

.vao-item__texto {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.vao-item__nombre {
    font-weight: 600;
    font-size: 13px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.vao-item__meta {
    font-size: 11.5px;
    color: var(--vao-texto-suave);
    margin-top: 2px;
}

/* ---------- Vista previa ---------- */

.vao-vista {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    background: var(--vao-lienzo);
}

.vao-vista__barra {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    color: #e5e7eb;
    background: rgba(0, 0, 0, .25);
}

.vao-vista__nombre {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 10px;
}

.vao-vista__nombre span {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.vao-vista__nombre small {
    color: #9ca3af;
    white-space: nowrap;
}

.vao-nav {
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, .12);
    color: #fff;
    cursor: pointer;
    flex-shrink: 0;
}

.vao-nav:hover {
    background: rgba(255, 255, 255, .24);
}

.vao-nav[hidden] {
    visibility: hidden;
    display: inline-block;
}

.vao-vista__contenido {
    flex: 1;
    min-height: 0;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.vao-imagen {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    background: #fff;
    border-radius: 4px;
    cursor: zoom-in;
}

.vao-imagen--zoom {
    max-width: none;
    max-height: none;
    cursor: zoom-out;
    align-self: flex-start;
}

.vao-pdf {
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 4px;
    background: #fff;
}

.vao-sin-vista {
    text-align: center;
    color: #e5e7eb;
}

.vao-sin-vista > i {
    font-size: 48px;
    margin-bottom: 12px;
}

/* ---------- Celular ---------- */

@media (max-width: 767.98px) {
    .vao {
        padding: 0;
    }

    .vao-caja {
        width: 100%;
        height: 100%;
        border-radius: 0;
    }

    .vao-btn span {
        display: none;
    }

    .vao-btn {
        width: 36px;
        justify-content: center;
        padding: 0;
    }

    .vao-cuerpo {
        flex-direction: column-reverse;
    }

    .vao-lista {
        width: 100%;
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
        border-right: 0;
        border-top: 1px solid var(--vao-borde);
    }

    .vao-item {
        width: auto;
        flex: 0 0 auto;
    }

    .vao-item__texto {
        display: none;
    }

    .vao-vista__contenido {
        padding: 8px;
    }
}

/* ---------- Miniaturas dentro de una pantalla (abren el visor) ---------- */

.vao-miniaturas {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.vao-miniatura {
    width: 132px;
    padding: 6px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #fff;
    cursor: pointer;
    text-align: left;
    transition: border-color .15s, box-shadow .15s;
}

.vao-miniatura:hover,
.vao-miniatura:focus {
    border-color: #0f766e;
    box-shadow: 0 0 0 1px #0f766e;
    outline: none;
}

.vao-miniatura__vista {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 90px;
    border-radius: 5px;
    overflow: hidden;
    background: #f4f6f9;
    color: #b91c1c;
    font-size: 34px;
}

.vao-miniatura__vista img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.vao-miniatura__nombre {
    display: block;
    margin-top: 6px;
    font-size: 11.5px;
    font-weight: 600;
    color: #1e293b;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}