/* ============================================================
   SIDE - ARC 1.0 | estilos.css
   Hoja de estilos global del sistema
   ============================================================ */

/* --- Reset y base --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-primario:     #001117;
    --color-secundario:   #47738e;
    --color-acento:       #fd7213;
    --color-admin:        #7b2d2d;
    --color-admin-claro:  #f5e6e6;
    --color-fondo:        #f4f1eb;
    --color-fondo-card:   #ffffff;
    --color-texto:        #1c1c1c;
    --color-texto-suave:  #555555;
    --color-borde:        #d0c9bb;
    --fuente-principal:   'Georgia', 'Times New Roman', serif;
    --fuente-ui:          'Segoe UI', Arial, sans-serif;
    --radio-borde:        6px;
    --sombra-card:        0 2px 8px rgba(0,0,0,0.10);
    --ancho-maximo:       1200px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--fuente-ui);
    background-color: var(--color-fondo);
    color: var(--color-texto);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-secundario);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
    color: var(--color-primario);
}

/* ============================================================
   CABECERA / HEADER
   ============================================================ */

.site-header {
    background-color: var(--color-primario);
    color: #ffffff;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 3px solid var(--color-acento);
}

/* Nivel 1 */
.header-top {
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-top__inner {
    max-width: var(--ancho-maximo);
    margin: 0 auto;
    padding: 0.35rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.brand-link {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    line-height: 1.2;
}

/* Versión final (gana la cascada): 1.4rem, color acento */
.brand-sigla {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-acento);
    letter-spacing: 3px;
    font-family: var(--fuente-principal);
}

/* Versión final: 0.68rem, azul claro */
.brand-nombre {
    font-size: 0.68rem;
    color: #c5d5e8;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* Nivel 2 */
.header-archivo {
    text-align: center;
    padding: 0.9rem 1.5rem 0.7rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.header-archivo__nombre {
    font-family: var(--fuente-principal);
    font-size: 2.15rem;
    font-weight: 700;
    color: #ffffff;
    letter-spacing: 0.5px;
}

/* Nivel 3 */
.header-nav-bar {
    padding: 0 1.5rem;
}

/* Versión final consolidada */
.header-nav {
    max-width: var(--ancho-maximo);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}

/* Versión final consolidada */
.nav-link {
    color: #d6e4f0;
    padding: 0.4rem 0.85rem;
    border-radius: var(--radio-borde);
    font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}

.nav-link:hover {
    background-color: rgba(255,255,255,0.12);
    color: #ffffff;
    text-decoration: none;
}

.nav-link--admin {
    background-color: var(--color-acento);
    color: var(--color-primario);
    font-weight: 600;
}

.nav-link--admin:hover {
    background-color: #e0ba5a;
    color: var(--color-primario);
}

/* Sesión */
.header-session {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: auto;
}

/* Versión final consolidada */
.session-badge {
    font-size: 0.78rem;
    padding: 0.25rem 0.6rem;
    border-radius: 20px;
    white-space: nowrap;
}

.session-badge--admin {
    background-color: var(--color-admin);
    color: #ffd6d6;
}

.session-badge--consulta {
    background-color: rgba(255,255,255,0.1);
    color: #b0c8e0;
}

/* ============================================================
   BOTONES GLOBALES
   ============================================================ */

.btn {
    display: inline-block;
    padding: 0.4rem 1rem;
    border-radius: var(--radio-borde);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: opacity 0.2s, background 0.2s;
}

.btn:hover {
    opacity: 0.88;
    text-decoration: none;
}

/* Versión final consolidada */
.btn--session {
    font-size: 0.75rem;
    padding: 0.3rem 0.75rem;
    white-space: nowrap;
}

.btn--login {
    background-color: var(--color-acento);
    color: var(--color-primario);
}

.btn--logout {
    background-color: var(--color-admin);
    color: #ffffff;
}

/* Botón buscar: naranja (versión definitiva del hero) */
.btn--buscar {
    background-color: var(--color-acento);
    color: #ffffff;
    padding: 1rem 1.75rem;
    font-size: 1.05rem;
    border: none;
    border-radius: 0 6px 6px 0;
    cursor: pointer;
    font-weight: 700;
    white-space: nowrap;
}

.btn--buscar:hover {
    background-color: #e05e00;
    text-decoration: none;
    color: #ffffff;
    opacity: 1;
}

/* Botón buscar en filtros de buscar.php (sin radio izquierdo) */
.filtros-acciones .btn--buscar {
    border-radius: var(--radio-borde);
    padding: 0.6rem 1.5rem;
}

.btn--primario {
    background-color: var(--color-secundario);
    color: #ffffff;
}

.btn--secundario {
    background-color: var(--color-secundario);
    color: #ffffff;
    font-size: 0.9rem;
    padding: 0.35rem 0.85rem;
}

.btn--peligro {
    background-color: #b33030;
    color: #ffffff;
}

/* ============================================================
   MAIN / CONTENIDO PRINCIPAL
   ============================================================ */

.site-main {
    flex: 1;
    max-width: var(--ancho-maximo);
    width: 100%;
    margin: 0 auto;
    padding: 0;
}

/* ============================================================
   INDEX HERO
   ============================================================ */

.index-hero {
    position: relative;
    background-image: url('/apps/side-arc/imagen_destacada/archivo_afdd.jpg');
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    height: 520px;
    width: 100%;
    display: flex;
    align-items: center;
}

.index-hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to right,
        rgba(0, 17, 23, 0.88) 0%,
        rgba(0, 17, 23, 0.60) 55%,
        rgba(0, 17, 23, 0.15) 100%
    );
}

.index-hero__contenido {
    position: relative;
    z-index: 1;
    /* Ocupa todo el ancho del hero */
    width: 100%;
    flex-shrink: 0;
    padding: 2.5rem 3rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* Buscador y botones: ancho generoso pero controlado */
.index-hero__contenido .buscador-general__form {
    max-width: 600px;
}

.index-hero__contenido .accesos-directos__botones {
    max-width: 600px;
}

.index-subtitulo {
    font-size: 1.05rem;
    color: #ffffff;
    line-height: 1.7;
    text-shadow: 0 1px 4px rgba(0,0,0,0.6);
    max-width: 480px;
}

.buscador-general__form {
    width: 100%;
}

.buscador-general__fila {
    display: flex;
    gap: 0;
}

.buscador-general__input {
    flex: 1;
    padding: 1rem 1.25rem;
    border: none;
    border-radius: 6px 0 0 6px;
    font-size: 1.05rem;
    background-color: #ffffff;
    color: var(--color-primario);
    outline: none;
    min-width: 0;
}

.buscador-general__input:focus {
    box-shadow: inset 0 0 0 3px var(--color-acento);
}

/* ============================================================
   ACCESOS DIRECTOS
   ============================================================ */

.accesos-directos {
    max-width: var(--ancho-maximo);
    margin: 0 auto 2rem;
    padding: 0 1.5rem;
}

.accesos-directos__titulo {
    font-size: 1.1rem;
    color: var(--color-texto-suave);
    margin-bottom: 1.25rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 2px solid var(--color-borde);
    padding-bottom: 0.5rem;
}

.accesos-directos__botones {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.accesos-directos__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1.25rem;
}

/* Botón acceso: estilo general (fondo claro) */
.btn--acceso {
    display: inline-block;
    padding: 0.5rem 1.3rem;
    background-color: #ffffff;
    color: var(--color-primario);
    border: 1px solid var(--color-secundario);
    border-radius: 4px;
    font-size: 0.88rem;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
}

.btn--acceso:hover {
    background-color: var(--color-secundario);
    color: #ffffff;
    text-decoration: none;
}

/* Botón acceso dentro del hero (fondo oscuro) */
/* Botón acceso dentro del hero (fondo oscuro) */
.index-hero .btn--acceso {
    background-color: #ffffff;
    color: var(--color-primario);
    border-color: #ffffff;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.7rem 1.6rem;
}

.index-hero .btn--acceso:hover {
    background-color: var(--color-acento);
    border-color: var(--color-acento);
    color: #ffffff;
}

.tarjeta-acceso {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 1.75rem 1.5rem;
    text-decoration: none;
    color: var(--color-texto);
    box-shadow: var(--sombra-card);
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    display: block;
}

.tarjeta-acceso:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.13);
    border-color: var(--color-secundario);
    text-decoration: none;
    color: var(--color-texto);
}

.tarjeta-acceso--admin {
    border-color: var(--color-acento);
    background-color: #fffdf5;
}

.tarjeta-acceso__icono {
    font-size: 2.2rem;
    margin-bottom: 0.75rem;
}

.tarjeta-acceso__titulo {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primario);
    margin-bottom: 0.5rem;
    font-family: var(--fuente-principal);
}

.tarjeta-acceso__desc {
    font-size: 0.88rem;
    color: var(--color-texto-suave);
    line-height: 1.6;
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
    background-color: var(--color-primario);
    border-top: 3px solid var(--color-acento);
    color: #8baabf;
    font-size: 0.78rem;
    margin-top: auto;
}

.footer-inner {
    max-width: var(--ancho-maximo);
    margin: 0 auto;
    padding: 1rem 1.5rem;
    text-align: center;
}

/* ============================================================
   UTILIDADES GENERALES
   ============================================================ */

.alerta {
    padding: 0.85rem 1.25rem;
    border-radius: var(--radio-borde);
    margin-bottom: 1.25rem;
    font-size: 0.92rem;
}

.alerta--error {
    background-color: #fdecea;
    border: 1px solid #f1a9a0;
    color: #7b1a1a;
}

.alerta--exito {
    background-color: #e8f5e9;
    border: 1px solid #a5d6a7;
    color: #1b5e20;
}

.alerta--info {
    background-color: #e3f0fb;
    border: 1px solid #90c0e8;
    color: #0d3a5c;
}

.alerta--advertencia {
    background-color: #fff8e1;
    border: 1px solid #ffe082;
    color: #5c4000;
}

/* ============================================================
   ÁRBOL ESTILO ATOM - CUADRO DE CLASIFICACIÓN
   ============================================================ */

.cuadro-pagina {
    max-width: var(--ancho-maximo);
    margin: 0 auto;
    padding: 2rem 1.5rem 3rem;
}

.cuadro-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.cuadro-header__titulo {
    font-family: var(--fuente-principal);
    font-size: 1.6rem;
    color: var(--color-primario);
}

.btn-add-fondo {
    background-color: #000000;
    color: #ffffff;
    text-decoration: none;
    font-size: 0.78rem;
    font-weight: bold;
    padding: 6px 12px;
    border-radius: 6px;
}

.cuadro-arbol-box {
    border: 1px solid #777777;
    background-color: #ffffff;
    padding: 12px 15px;
    max-height: 680px;
    overflow: auto;
    border-radius: var(--radio-borde);
}

.atom-rama {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 0 0 22px !important;
    position: relative;
}

.cuadro-arbol-box > .atom-rama {
    padding-left: 0 !important;
}

.atom-nodo {
    list-style: none !important;
    position: relative;
    margin: 0 !important;
    padding: 0 !important;
}

.atom-rama::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 7px;
    border-left: 1px dotted #444444;
}

.cuadro-arbol-box > .atom-rama::before {
    display: none !important;
}

.atom-nodo::before {
    content: "";
    position: absolute;
    top: 13px;
    left: -15px;
    width: 15px;
    border-top: 1px dotted #444444;
}

.cuadro-arbol-box > .atom-rama > .atom-nodo::before {
    display: none !important;
}

/* Fila de cada nodo */
.atom-fila {
    display: flex !important;
    align-items: center !important;
    padding: 4px 6px !important;
    width: 100%;
    box-sizing: border-box;
    border-radius: 4px;
    transition: background 0.12s;
}

summary.atom-fila {
    list-style: none !important;
    cursor: pointer;
}

summary.atom-fila::-webkit-details-marker {
    display: none !important;
}

.atom-fila:hover {
    background-color: #e8edf1 !important;
}

.atom-toggle {
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-right: 4px;
    position: relative;
    flex-shrink: 0;
}

.atom-toggle::after {
    content: "▶";
    font-size: 0.55rem;
    color: #555555;
    position: absolute;
    top: 1px;
    left: 1px;
}

details[open] > summary .atom-toggle::after {
    content: "▼";
}

.atom-toggle.sin-hijos::after {
    content: "–";
    font-size: 0.7rem;
    color: #aaaaaa;
    top: 0px;
}

.atom-prefijo {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
    flex-shrink: 0;
    font-family: var(--fuente-ui);
    letter-spacing: 0.3px;
    margin-right: 6px;
}

.atom-titulo {
    font-size: 0.92rem;
    color: #0056b3;
    text-decoration: none;
    flex: 1;
    min-width: 80px;
}

.atom-titulo:hover {
    text-decoration: underline;
    color: #003d82;
}

/* Contenedor derecho: código + botón */
.atom-fila-derecha {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-left: auto;
    flex-shrink: 0;
}

.atom-codigo {
    font-size: 0.75rem;
    color: var(--color-texto-suave);
    font-family: 'Courier New', monospace;
    background-color: #ece8de;
    padding: 0.1rem 0.45rem;
    border-radius: 3px;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn--agregar-hijo {
    font-size: 0.72rem;
    padding: 0.22rem 0.7rem;
    background-color: var(--color-acento);
    color: #ffffff;
    border-radius: 4px;
    font-weight: 700;
    white-space: nowrap;
    text-decoration: none;
    transition: opacity 0.2s;
    flex-shrink: 0;
}

.btn--agregar-hijo:hover {
    opacity: 0.82;
    text-decoration: none;
    color: #ffffff;
}

/* ============================================================
   LOGIN
   ============================================================ */

.login-contenedor {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 2rem 1rem;
}

.login-card {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    box-shadow: var(--sombra-card);
    padding: 2.5rem 2rem;
    width: 100%;
    max-width: 420px;
}

.login-card__encabezado {
    text-align: center;
    margin-bottom: 1.75rem;
}

.login-card__titulo {
    font-family: var(--fuente-principal);
    font-size: 1.3rem;
    color: var(--color-primario);
    margin-top: 0.5rem;
    margin-bottom: 0.35rem;
}

.login-card__subtitulo {
    font-size: 0.85rem;
    color: var(--color-texto-suave);
}

/* Formularios generales */
.form-grupo {
    margin-bottom: 1.2rem;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-texto);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.form-input {
    width: 100%;
    padding: 0.65rem 0.9rem;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    font-size: 0.95rem;
    font-family: var(--fuente-ui);
    background-color: #fff;
    color: var(--color-texto);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-input:focus {
    border-color: var(--color-secundario);
    box-shadow: 0 0 0 3px rgba(46,109,164,0.15);
}

.btn--login-submit {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    margin-top: 0.5rem;
    justify-content: center;
    text-align: center;
}

.login-card__pie {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.83rem;
    color: var(--color-texto-suave);
}

/* ============================================================
   FORMULARIOS ISAD(G) - INGRESO.PHP / EDITAR.PHP
   ============================================================ */

.form-pagina {
    max-width: var(--ancho-maximo);
    margin: 0 auto;
    padding: 1.5rem;
}

.form-pagina__encabezado {
    margin-bottom: 1.75rem;
    padding: 1.5rem;
    border-bottom: 2px solid var(--color-borde);
}

.form-pagina__titulo {
    font-family: var(--fuente-principal);
    font-size: 1.6rem;
    color: var(--color-primario);
    margin-bottom: 0.4rem;
}

.form-pagina__contexto {
    font-size: 0.9rem;
    color: var(--color-texto-suave);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.badge-nivel {
    font-size: 0.75rem;
    font-weight: 700;
    background-color: var(--color-primario);
    color: var(--color-acento);
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
}

/* Secciones fieldset */
.form-seccion {
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 1.5rem 1.5rem 1rem;
    margin-top: 1rem;
    margin-bottom: 1.5rem;
    background-color: var(--color-fondo-card);
}

.form-seccion__titulo {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--color-primario);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0 0.5rem;
}

.form-seccion__nota {
    font-size: 0.82rem;
    color: var(--color-texto-suave);
    margin-bottom: 1rem;
    font-style: italic;
}

/* Grid de campos */
.form-grid {
    display: grid;
    gap: 1rem;
}

.form-grid--1 { grid-template-columns: 1fr; }
.form-grid--2 { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.form-grid--3 { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }

.form-grupo--full {
    grid-column: 1 / -1;
}

/* Etiquetas requeridas */
.form-label--req::after {
    content: ' *';
    color: #b33030;
    font-weight: 700;
}

/* Textarea */
.form-textarea {
    resize: vertical;
    min-height: 70px;
    line-height: 1.5;
}

/* Select */
.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23555' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.9rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

/* Botones de acción del formulario */
.form-acciones {
    display: flex;
    gap: 1rem;
    align-items: center;
    padding: 1.5rem 0 1rem;
    border-top: 2px solid var(--color-borde);
    margin-top: 0.5rem;
}

.btn--guardar {
    padding: 0.75rem 2rem;
    font-size: 1rem;
}

.btn--cancelar {
    background-color: transparent;
    border: 1px solid var(--color-borde);
    color: var(--color-texto-suave);
    padding: 0.7rem 1.5rem;
}

.btn--cancelar:hover {
    background-color: #ece8de;
    color: var(--color-texto);
    text-decoration: none;
}

/* ============================================================
   FICHA DE DESCRIPCIÓN — LAYOUT DE DOS PANELES
   ============================================================ */

.ficha-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 1.5rem;
    align-items: start;
    padding: 1.5rem;
}

@media (max-width: 800px) {
    .ficha-layout {
        grid-template-columns: 1fr;
    }
}

/* Paneles */
.ficha-panel {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    box-shadow: var(--sombra-card);
}

.ficha-panel--izquierdo {
    position: sticky;
    top: 200px;
    max-height: calc(100vh - 100px);
    overflow-y: auto;
    padding: 1rem;
}

.ficha-panel--derecho {
    padding: 1.5rem;
}

/* Cabecera del panel izquierdo */
.ficha-panel__cabecera {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-borde);
}

.ficha-panel__titulo {
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-texto-suave);
}

.ficha-panel__ver-todo {
    font-size: 0.75rem;
    color: var(--color-secundario);
}

/* ============================================================
   ÁRBOL ACORDEÓN (panel izquierdo de ficha)
   ============================================================ */

.ficha-arbol__lista {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ficha-arbol__lista .ficha-arbol__lista {
    padding-left: 0.9rem;
    border-left: 2px solid var(--color-borde);
    margin-left: 0.5rem;
    margin-top: 0.15rem;
}

.ficha-arbol__item {
    margin: 0.1rem 0;
}

/* Details/Summary acordeón */
.ficha-arbol__details {
    width: 100%;
}

.ficha-arbol__details > summary {
    list-style: none;
}

.ficha-arbol__details > summary::-webkit-details-marker {
    display: none;
}

.ficha-arbol__summary,
.ficha-arbol__hoja {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.25rem 0.4rem;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.15s;
    flex-wrap: nowrap;
}

.ficha-arbol__summary:hover,
.ficha-arbol__hoja:hover {
    background-color: #ece8de;
}

/* Nodo activo resaltado */
.ficha-arbol__summary--activo,
.ficha-arbol__hoja--activo {
    background-color: #ddeeff;
    border-left: 3px solid var(--color-secundario);
    padding-left: 0.3rem;
}

/* Enlace dentro del árbol */
.ficha-arbol__enlace {
    font-size: 0.8rem;
    color: var(--color-texto);
    text-decoration: none;
    line-height: 1.3;
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.ficha-arbol__enlace:hover {
    color: var(--color-secundario);
    text-decoration: underline;
}

.ficha-arbol__enlace--activo {
    font-weight: 700;
    color: var(--color-primario);
}

/* ============================================================
   PANEL DERECHO — ENCABEZADO DE FICHA
   ============================================================ */

.ficha-encabezado {
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--color-borde);
}

.ficha-encabezado__meta {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.ficha-nivel-badge {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
}

.ficha-estado {
    font-size: 0.75rem;
    background-color: #e8f5e9;
    color: #2e7d32;
    border: 1px solid #a5d6a7;
    padding: 0.15rem 0.5rem;
    border-radius: 20px;
    font-weight: 600;
}

.ficha-titulo {
    font-family: var(--fuente-principal);
    font-size: 1.5rem;
    color: var(--color-primario);
    line-height: 1.3;
    margin-bottom: 0.3rem;
}

.ficha-codigo {
    font-size: 0.82rem;
    font-family: 'Courier New', monospace;
    color: var(--color-texto-suave);
    background-color: #f0ece2;
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
}

/* ============================================================
   BARRA DE HERRAMIENTAS ADMIN
   ============================================================ */

.ficha-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.75rem;
    background-color: #f7f5f0;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    margin-bottom: 1.25rem;
}

.btn--toolbar {
    font-size: 0.8rem;
    padding: 0.35rem 0.85rem;
    background-color: var(--color-primario);
    color: #ffffff;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: opacity 0.2s;
}

.btn--toolbar:hover {
    opacity: 0.82;
    text-decoration: none;
    color: #ffffff;
}

.btn--toolbar--peligro {
    background-color: var(--color-admin);
}

/* ============================================================
   METADATOS ISAD(G) — LISTA DE DEFINICIÓN
   ============================================================ */

.ficha-metadatos {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.ficha-seccion {
    margin-bottom: 1.5rem;
}

.ficha-seccion__titulo {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--color-texto-suave);
    border-bottom: 1px solid var(--color-borde);
    padding-bottom: 0.3rem;
    margin-bottom: 0.75rem;
}

.ficha-campo {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 0.25rem 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px dotted #e0dbd0;
}

.ficha-campo:last-child {
    border-bottom: none;
}

.ficha-campo__etiqueta {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-texto-suave);
    padding-top: 0.1rem;
}

.ficha-campo__valor {
    font-size: 0.92rem;
    color: var(--color-texto);
    line-height: 1.6;
}

.ficha-campo__valor--texto {
    white-space: pre-wrap;
}

/* ============================================================
   OBJETO DIGITAL
   ============================================================ */

.ficha-objeto-digital {
    background-color: #f7f5f0;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.ficha-objeto-digital__img {
    max-width: 100%;
    border-radius: 4px;
    box-shadow: var(--sombra-card);
    display: block;
    margin-bottom: 0.5rem;
}

.ficha-objeto-digital__pdf {
    width: 100%;
    height: 500px;
    border: none;
    border-radius: 4px;
    display: block;
    margin-bottom: 0.5rem;
}

/* ============================================================
   ENLACE A SUBORDINADOS
   ============================================================ */

.ficha-subordinados-link {
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 2px solid var(--color-borde);
}

/* ============================================================
   ELIMINAR
   ============================================================ */

.eliminar-contenedor {
    max-width: 600px;
    margin: 2rem auto;
}

.eliminar-card {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 2rem;
    box-shadow: var(--sombra-card);
}

.eliminar-card--bloqueado {
    border-color: #f1a9a0;
    background-color: #fdf6f5;
}

.eliminar-card__texto {
    font-size: 0.95rem;
    color: var(--color-texto);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.eliminar-card__acciones {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-borde);
}

/* ============================================================
   SUBORDINADOS
   ============================================================ */

.sub-encabezado {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--color-borde);
}

.sub-encabezado__info {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
    flex: 1;
}

.sub-encabezado__titulo {
    font-family: var(--fuente-principal);
    font-size: 1.4rem;
    color: var(--color-primario);
}

.sub-encabezado__acciones {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    align-items: center;
}

.sub-contador {
    font-size: 0.85rem;
    color: var(--color-texto-suave);
    margin-bottom: 1rem;
}

/* Tabla de subordinados */
.sub-tabla {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    overflow: hidden;
    font-size: 0.88rem;
}

.sub-tabla__th {
    background-color: var(--color-primario);
    color: #ffffff;
    padding: 0.65rem 0.85rem;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.4px;
    white-space: nowrap;
}

.sub-tabla__fila {
    border-bottom: 1px solid var(--color-borde);
    transition: background 0.15s;
}

.sub-tabla__fila:last-child {
    border-bottom: none;
}

.sub-tabla__fila:hover {
    background-color: #f5f2ea;
}

.sub-tabla__td {
    padding: 0.65rem 0.85rem;
    vertical-align: top;
    color: var(--color-texto);
}

.sub-tabla__td--nivel {
    white-space: nowrap;
    width: 60px;
}

.sub-tabla__td--titulo {
    font-weight: 500;
    min-width: 180px;
}

.sub-tabla__td--codigo {
    white-space: nowrap;
    width: 140px;
}

.sub-tabla__td--alcance {
    font-size: 0.83rem;
    color: var(--color-texto-suave);
    line-height: 1.5;
}

.sub-tabla__td--digital {
    white-space: nowrap;
    text-align: center;
    width: 100px;
}

.sub-tabla__td--acciones {
    white-space: nowrap;
    width: 120px;
}

.sub-tabla__enlace {
    color: var(--color-secundario);
    text-decoration: none;
    font-weight: 600;
}

.sub-tabla__enlace:hover {
    text-decoration: underline;
    color: var(--color-primario);
}

.sub-tabla__vacio {
    color: #bbb;
    font-style: italic;
}

.sub-digital-badge {
    font-size: 0.75rem;
    font-weight: 700;
    color: #2e7d32;
    background-color: #e8f5e9;
    border: 1px solid #a5d6a7;
    padding: 0.15rem 0.45rem;
    border-radius: 20px;
    white-space: nowrap;
}

.sub-contenedor {
    overflow-x: auto;
}

/* ============================================================
   BÚSQUEDA
   ============================================================ */

.buscar-pagina {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 1.5rem 3rem;
}

.buscar-pagina__encabezado {
    margin-bottom: 1.5rem;
    padding-top: 2rem;
}

.buscar-pagina__titulo {
    font-family: var(--fuente-principal);
    font-size: 1.6rem;
    color: var(--color-primario);
}

/* Bloques del formulario */
.buscar-bloque {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1rem;
}

.buscar-bloque__titulo {
    display: block;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-primario);
    margin-bottom: 0.3rem;
}

.buscar-bloque__desc {
    font-size: 0.82rem;
    color: var(--color-texto-suave);
    margin-bottom: 0.85rem;
}

.buscar-input-general {
    font-size: 1rem;
    padding: 0.7rem 1rem;
}

/* Divisor */
.buscar-divisor {
    text-align: center;
    color: var(--color-texto-suave);
    font-size: 0.82rem;
    margin: 0.5rem 0;
    position: relative;
}

.buscar-divisor::before,
.buscar-divisor::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30%;
    height: 1px;
    background-color: var(--color-borde);
}

.buscar-divisor::before { left: 0; }
.buscar-divisor::after  { right: 0; }

/* Filas de criterios avanzados */
.criterio-fila {
    display: grid;
    grid-template-columns: 175px 195px 1fr 36px;
    gap: 0.5rem;
    margin-bottom: 0.6rem;
    align-items: center;
}

@media (max-width: 700px) {
    .criterio-fila {
        grid-template-columns: 1fr 1fr;
    }
}

.criterio-operador,
.criterio-campo {
    font-size: 0.85rem;
    padding: 0.5rem 0.7rem;
}

.criterio-termino {
    font-size: 0.9rem;
}

.btn--agregar-criterio {
    background-color: transparent;
    border: 1px dashed var(--color-secundario);
    color: var(--color-secundario);
    font-size: 0.82rem;
    padding: 0.35rem 0.85rem;
    margin-top: 0.4rem;
    cursor: pointer;
    border-radius: var(--radio-borde);
    transition: background 0.2s;
}

.btn--agregar-criterio:hover {
    background-color: #e8f0fa;
    text-decoration: none;
}

.btn--quitar-criterio {
    background-color: #f5e6e6;
    color: var(--color-admin);
    border: none;
    border-radius: 4px;
    font-size: 0.8rem;
    padding: 0.3rem 0.5rem;
    cursor: pointer;
    font-weight: 700;
    line-height: 1;
}

.btn--quitar-criterio:hover {
    background-color: #f1a9a0;
}

/* Filtros estrictos */
.buscar-bloque--filtros {
    background-color: #f7f5f0;
}

.filtros-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1rem;
}

.filtros-acciones {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

/* ============================================================
   RESULTADOS DE BÚSQUEDA
   ============================================================ */

.buscar-resultados {
    margin-top: 2rem;
    border-top: 2px solid var(--color-borde);
    padding-top: 1.5rem;
    padding-bottom: 5rem;
}

.buscar-resultados__cabecera {
    margin-bottom: 1.25rem;
}

.buscar-resultados__titulo {
    font-size: 1.1rem;
    color: var(--color-primario);
    font-weight: 700;
}

.buscar-resultados__modo {
    font-weight: 400;
    color: var(--color-texto-suave);
    font-size: 0.9rem;
}

.buscar-lista {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.buscar-resultado {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 1rem 1.25rem;
    transition: box-shadow 0.15s, border-color 0.15s;
}

.buscar-resultado:hover {
    box-shadow: 0 3px 12px rgba(0,0,0,0.10);
    border-color: var(--color-secundario);
}

.buscar-resultado__cabecera {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 0.35rem;
}

.buscar-resultado__titulo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-secundario);
    text-decoration: none;
    flex: 1;
    min-width: 120px;
}

.buscar-resultado__titulo:hover {
    text-decoration: underline;
    color: var(--color-primario);
}

.buscar-resultado__codigo {
    margin-bottom: 0.3rem;
}

.buscar-resultado__padre {
    font-size: 0.82rem;
    color: var(--color-texto-suave);
    margin-bottom: 0.35rem;
}

.buscar-resultado__padre a {
    color: var(--color-secundario);
    font-weight: 500;
}

.buscar-resultado__alcance {
    font-size: 0.85rem;
    color: var(--color-texto-suave);
    line-height: 1.55;
    border-top: 1px dotted var(--color-borde);
    padding-top: 0.4rem;
    margin-top: 0.35rem;
}

/* ---- Paginación de resultados ---- */
.paginacion {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-borde);
}

.paginacion__btn {
    display: inline-block;
    padding: 0.45rem 1rem;
    background-color: var(--color-secundario);
    color: #fff;
    border-radius: var(--radio-borde);
    font-size: 0.88rem;
    font-family: var(--fuente-ui);
    text-decoration: none;
    transition: background 0.2s;
}

.paginacion__btn:hover {
    background-color: var(--color-primario);
    color: #fff;
}

.paginacion__info {
    font-size: 0.88rem;
    color: var(--color-texto-suave);
}

/* ============================================================
   IMPORTACIÓN CSV
   ============================================================ */

.importar-contenedor {
    max-width: 860px;
    margin: 0 auto;
}

.importar-encabezado {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--color-borde);
}

.importar-encabezado__titulo {
    font-family: var(--fuente-principal);
    font-size: 1.6rem;
    color: var(--color-primario);
    margin-bottom: 0.4rem;
}

.importar-encabezado__desc {
    font-size: 0.9rem;
    color: var(--color-texto-suave);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Reporte */
.importar-reporte {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--sombra-card);
}

.importar-reporte__titulo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primario);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-borde);
}

.importar-reporte__stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}

.stat-card {
    flex: 1;
    min-width: 100px;
    background-color: #f0ece2;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 1rem;
    text-align: center;
}

.stat-card--exito {
    background-color: #e8f5e9;
    border-color: #a5d6a7;
}

.stat-card--error {
    background-color: #fdecea;
    border-color: #f1a9a0;
}

.stat-card__num {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primario);
    line-height: 1;
    margin-bottom: 0.3rem;
}

.stat-card--exito .stat-card__num { color: #2e7d32; }
.stat-card--error .stat-card__num { color: #b33030; }

.stat-card__label {
    font-size: 0.78rem;
    color: var(--color-texto-suave);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

/* Tabla de errores */
.importar-reporte__errores {
    margin-top: 1rem;
}

.importar-reporte__errores-titulo {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--color-admin);
    margin-bottom: 0.6rem;
}

.importar-tabla-errores {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.83rem;
}

.importar-tabla-errores th {
    background-color: var(--color-admin);
    color: #fff;
    padding: 0.5rem 0.75rem;
    text-align: left;
}

.importar-tabla-errores td {
    padding: 0.45rem 0.75rem;
    border-bottom: 1px solid var(--color-borde);
    vertical-align: top;
}

.importar-tabla-errores tr:last-child td {
    border-bottom: none;
}

.importar-tabla-errores tr:nth-child(even) td {
    background-color: #fdf6f5;
}

/* Instrucciones */
.importar-instrucciones {
    background-color: #e3f0fb;
    border: 1px solid #90c0e8;
    border-radius: var(--radio-borde);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
}

.importar-instrucciones__titulo {
    font-size: 0.95rem;
    font-weight: 700;
    color: #0d3a5c;
    margin-bottom: 0.75rem;
}

.importar-instrucciones__lista {
    padding-left: 1.25rem;
    font-size: 0.87rem;
    color: #0d3a5c;
    line-height: 1.8;
}

.importar-instrucciones__lista code {
    background-color: rgba(255,255,255,0.6);
    padding: 0.05rem 0.35rem;
    border-radius: 3px;
    font-size: 0.82rem;
}

/* Formulario de carga */
.importar-form-contenedor {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: 1.5rem;
    box-shadow: var(--sombra-card);
}

.importar-form__titulo {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-primario);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-borde);
}

/* ============================================================
   PÁGINAS DE ERROR
   ============================================================ */

.error-pagina {
    text-align: center;
    padding: 4rem 1.5rem;
    max-width: 500px;
    margin: 0 auto;
}

.error-pagina__icono {
    font-size: 3.5rem;
    margin-bottom: 0.5rem;
}

.error-pagina__codigo {
    font-size: 5rem;
    font-weight: 700;
    color: var(--color-borde);
    line-height: 1;
    margin-bottom: 0.25rem;
    font-family: var(--fuente-principal);
}

.error-pagina__titulo {
    font-size: 1.4rem;
    color: var(--color-primario);
    margin-bottom: 0.75rem;
    font-family: var(--fuente-principal);
}

.error-pagina__desc {
    font-size: 0.95rem;
    color: var(--color-texto-suave);
    margin-bottom: 2rem;
    line-height: 1.6;
}

.error-pagina__acciones {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================================
   REGISTROS RECIENTES
   ============================================================ */

.registros-recientes {
    margin-top: 2.5rem;
    margin-bottom: 2rem;
}

.registros-recientes__titulo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primario);
    margin-bottom: 0.3rem;
}

.registros-recientes__desc {
    font-size: 0.88rem;
    color: var(--color-texto-suave);
    margin-bottom: 1.5rem;
}

.registros-recientes__vacio {
    font-size: 0.9rem;
    color: var(--color-texto-suave);
    font-style: italic;
}

.registros-recientes__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 1.25rem;
}

.registro-card {
    background-color: var(--color-fondo-card);
    border: 1px solid var(--color-borde);
    border-radius: 8px;
    padding: 1.25rem;
    text-decoration: none;
    color: var(--color-primario);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transition: box-shadow 0.15s, border-color 0.15s;
}

.registro-card:hover {
    box-shadow: 0 4px 14px rgba(0,0,0,0.10);
    border-color: var(--color-secundario);
    text-decoration: none;
    color: var(--color-primario);
}

.registro-card__nivel {
    font-size: 0.75rem;
    font-weight: 600;
    background-color: var(--color-fondo);
    color: var(--color-secundario);
    border: 1px solid var(--color-borde);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    align-self: flex-start;
}

.registro-card__titulo {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-primario);
    line-height: 1.4;
}

.registro-card:hover .registro-card__titulo {
    color: var(--color-secundario);
}

.registro-card__meta {
    font-size: 0.8rem;
    color: var(--color-texto-suave);
}

.registro-card__padre {
    font-size: 0.8rem;
    color: var(--color-texto-suave);
    font-style: italic;
}