/**
 * AscensorDocs — Layout principal
 */

.ascdocs-app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    background: var(--color-bg);
    transition: background var(--transition);
}

/* ── Header ────────────────────────────────────────────────────────────────── */
.ascdocs-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 var(--space-5);
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
    position: relative;
    z-index: var(--z-overlay);
    flex-shrink: 0;
    transition: background var(--transition), border-color var(--transition);
}

.ascdocs-header__brand  { display: flex; align-items: center; gap: var(--space-3); }

.ascdocs-header__logo {
    width: 26px; height: 26px;
    background: var(--color-accent);
    border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    color: #fff;
    font-family: var(--font-mono);
    letter-spacing: -0.03em;
    flex-shrink: 0;
}

.ascdocs-header__title {
    font-size: var(--text-sm);
    font-weight: var(--weight-bold);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-primary);
}

.ascdocs-header__subtitle {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.ascdocs-header__actions { display: flex; align-items: center; gap: var(--space-4); }

.ascdocs-header__user {
    display: flex; align-items: center; gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.ascdocs-header__avatar {
    width: 26px; height: 26px;
    border-radius: var(--radius-full);
    background: var(--color-accent-glow);
    border: 1px solid var(--color-accent-dim);
    display: flex; align-items: center; justify-content: center;
    font-size: var(--text-xs);
    font-weight: var(--weight-bold);
    color: var(--color-accent-text);
}

/* ── Theme toggle ──────────────────────────────────────────────────────────── */
.theme-toggle {
    width: 32px; height: 18px;
    background: var(--color-border-strong);
    border-radius: var(--radius-full);
    position: relative;
    cursor: pointer;
    transition: background var(--transition-fast);
    border: none;
    flex-shrink: 0;
}
.theme-toggle::after {
    content: '';
    position: absolute;
    width: 12px; height: 12px;
    background: #fff;
    border-radius: var(--radius-full);
    top: 3px; left: 3px;
    transition: transform var(--transition-fast);
}
[data-theme="dark"] .theme-toggle              { background: var(--color-accent); }
[data-theme="dark"] .theme-toggle::after       { transform: translateX(14px); }

/* ── Breadcrumb ────────────────────────────────────────────────────────────── */
.ascdocs-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 0 var(--space-5);
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border-light);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    min-height: 28px;
    flex-shrink: 0;
    transition: background var(--transition);
}
.ascdocs-breadcrumb__item span        { cursor: pointer; transition: color var(--transition-fast); }
.ascdocs-breadcrumb__item span:hover  { color: var(--color-accent); }
.ascdocs-breadcrumb__sep              { color: var(--color-border-strong); user-select: none; }

/* ── Body ──────────────────────────────────────────────────────────────────── */
.ascdocs-body { display: flex; flex: 1; overflow: hidden; }

/* ── Panel nav ─────────────────────────────────────────────────────────────── */
.ascdocs-nav {
    width: var(--nav-panel-width);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-elevated);
    border-right: 1px solid var(--color-border);
    overflow: hidden;
    transition: width var(--transition), background var(--transition), border-color var(--transition);
}
.ascdocs-nav--collapsed { width: 0; border-right: none; }

/* ── Resizer ───────────────────────────────────────────────────────────────── */
.ascdocs-resizer {
    width: 4px;
    background: var(--color-border-light);
    cursor: col-resize;
    flex-shrink: 0;
    transition: background var(--transition-fast);
}
.ascdocs-resizer:hover,
.ascdocs-resizer--active { background: var(--color-accent); }

/* ── Viewer ────────────────────────────────────────────────────────────────── */
.ascdocs-viewer {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--color-bg);
    min-width: 0;
    transition: background var(--transition);
}

/* ── Overlay mobile ────────────────────────────────────────────────────────── */
.ascdocs-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(15, 32, 64, 0.45);
    backdrop-filter: blur(2px);
    z-index: calc(var(--z-overlay) - 1);
    transition: opacity var(--transition);
}
[data-theme="dark"] .ascdocs-overlay { background: rgba(0,0,0,0.6); }

/* ── Responsive ────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {

    /* El nav se convierte en drawer */
    .ascdocs-nav {
        position: fixed;
        top: 0; left: 0; bottom: 0;
        width: 85vw;
        max-width: 320px;
        z-index: var(--z-overlay);
        transform: translateX(-100%);
        transition: transform var(--transition);
        /* Anular width transition del desktop */
        will-change: transform;
    }

    .ascdocs-nav--open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }

    /* Overlay visible cuando nav está abierto */
    .ascdocs-overlay { display: block; opacity: 0; pointer-events: none; transition: opacity var(--transition); }
    .ascdocs-overlay--open { opacity: 1; pointer-events: all; }

    /* Resizer oculto */
    .ascdocs-resizer { display: none; }

    /* Viewer ocupa todo el ancho */
    .ascdocs-viewer { width: 100%; min-width: 0; }

    /* Ocultar subtítulo del header */
    .ascdocs-header__subtitle { display: none; }

    /* Mostrar botón hamburguesa */
    #ascdocs-menu-toggle { display: flex !important; }

    /* Breadcrumb más compacto */
    .ascdocs-breadcrumb { font-size: 10px; padding: 0 var(--space-3); }

    /* Botón flotante chat más pequeño y más alto para no tapar nav */

    /* PDF viewer toolbar compacta */
    .pdf-toolbar__dl span { display: none; }
    .pdf-toolbar { gap: var(--space-2); padding: var(--space-2) var(--space-3); }
}

/* ── Animaciones ────────────────────────────────────────────────────────────── */
@keyframes fadeIn  { from { opacity:0; transform:translateY(-4px); } to { opacity:1; transform:translateY(0); } }
@keyframes slideIn { from { opacity:0; transform:translateX(-10px); } to { opacity:1; transform:translateX(0); } }
@keyframes spin    { to { transform: rotate(360deg); } }

/* ── Breadcrumb responsive ──────────────────────────────────────────────────── */
@media (max-width: 768px) {
    /* En móvil el breadcrumb abre el nav al hacer clic */
    .ascdocs-breadcrumb {
        cursor: pointer;
        user-select: none;
    }
    /* Mostrar solo los últimos 2 items para ahorrar espacio */
    .ascdocs-breadcrumb__item:not(:nth-last-child(-n+3)) {
        display: none;
    }
}

/* ── Visibilidad según layout activo ────────────────────────────────────────── */
/* Clásico: visible por defecto, oculto en iPod */
#ascdocs-classic  { display: flex; flex-direction: column; flex: 1; overflow: hidden; }
[data-layout="ipod"] #ascdocs-classic { display: none !important; }

/* iPod: oculto por defecto, visible cuando se activa */
#ascdocs-ipod { display: none; }
[data-layout="ipod"] #ascdocs-ipod { display: flex !important; }

/* Breadcrumb compartido: ajustar según layout */
[data-layout="ipod"] .ascdocs-breadcrumb { background: var(--color-bg-elevated); }

/* ── Layout clásico: flex container que ocupa el espacio disponible ──────────── */
#ascdocs-classic {
    display: flex;
    flex: 1;
    overflow: hidden;
    flex-direction: column;
}
#ascdocs-classic .ascdocs-body {
    flex: 1;
    overflow: hidden;
}

/* ── Botón ajustes en el header (solo admins) ───────────────────────────────── */
.ascdocs-settings-trigger {
    display: flex; align-items: center; justify-content: center;
    width: 28px; height: 28px;
    background: none; border: 1px solid transparent;
    border-radius: var(--radius);
    color: var(--color-text-muted); cursor: pointer;
    transition: all var(--transition-fast);
}
.ascdocs-settings-trigger svg   { width: 14px; height: 14px; }
.ascdocs-settings-trigger:hover { color: var(--color-accent); background: var(--color-accent-glow); border-color: var(--color-accent-dim); }
.ascdocs-settings-trigger--open { color: var(--color-accent); background: var(--color-accent-glow); border-color: var(--color-accent); }

/* ── Overlay ────────────────────────────────────────────────────────────────── */
.ascdocs-settings-overlay {
    display: none;
    position: fixed; inset: 0;
    background: rgba(15,32,64,0.3);
    backdrop-filter: blur(2px);
    z-index: var(--z-modal);
}
[data-theme="dark"] .ascdocs-settings-overlay { background: rgba(0,0,0,0.5); }
.ascdocs-settings-overlay--active { display: block; }

/* ── Panel lateral derecho ──────────────────────────────────────────────────── */
.ascdocs-settings-panel {
    position: fixed;
    top: 0; right: 0; bottom: 0;
    width: 300px;
    max-width: 90vw;
    background: var(--color-bg-elevated);
    border-left: 1px solid var(--color-border);
    z-index: calc(var(--z-modal) + 1);
    display: flex; flex-direction: column;
    transform: translateX(100%);
    transition: transform var(--transition-slow);
    box-shadow: var(--shadow-lg);
}
.ascdocs-settings-panel--open { transform: translateX(0); }

.ascdocs-settings-panel__header {
    display: flex; align-items: center; justify-content: space-between;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}
.ascdocs-settings-panel__title {
    display: flex; align-items: center; gap: var(--space-2);
    font-size: var(--text-sm); font-weight: var(--weight-bold);
    color: var(--color-text-primary);
}
.ascdocs-settings-panel__close {
    width: 26px; height: 26px; border-radius: var(--radius-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--color-text-muted); cursor: pointer; background: none; border: none;
    transition: all var(--transition-fast);
}
.ascdocs-settings-panel__close:hover { background: var(--color-bg-hover); color: var(--color-text-primary); }

.ascdocs-settings-panel__body {
    flex: 1; overflow-y: auto; padding: var(--space-4);
}
.ascdocs-settings-panel__body::-webkit-scrollbar       { width: 3px; }
.ascdocs-settings-panel__body::-webkit-scrollbar-thumb { background: var(--color-scrollbar); border-radius: 3px; }

/* ── Sección de ajuste ──────────────────────────────────────────────────────── */
.ascdocs-settings-section { margin-bottom: var(--space-6); }
.ascdocs-settings-section__label {
    font-size: 10px; font-weight: var(--weight-bold);
    letter-spacing: .1em; text-transform: uppercase;
    color: var(--color-text-muted); font-family: var(--font-mono);
    margin-bottom: var(--space-1);
}
.ascdocs-settings-section__desc {
    font-size: var(--text-xs); color: var(--color-text-muted);
    margin-bottom: var(--space-3); line-height: var(--leading-normal);
}

/* ── Opciones de layout ─────────────────────────────────────────────────────── */
.ascdocs-layout-options { display: flex; flex-direction: column; gap: var(--space-2); }

.ascdocs-layout-option {
    display: flex; align-items: center; gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-card); border: 1px solid var(--color-border);
    border-radius: var(--radius-lg); cursor: pointer;
    transition: all var(--transition-fast); text-align: left;
    width: 100%;
}
.ascdocs-layout-option:hover          { border-color: var(--color-accent-dim); background: var(--color-bg-hover); }
.ascdocs-layout-option--active        { border-color: var(--color-accent); background: var(--color-accent-glow); }

.ascdocs-layout-option__icon {
    width: 32px; height: 32px; flex-shrink: 0;
    background: var(--color-bg-input); border: 1px solid var(--color-border);
    border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
    color: var(--color-text-secondary); transition: all var(--transition-fast);
}
.ascdocs-layout-option__icon svg { width: 14px; height: 14px; }
.ascdocs-layout-option--active .ascdocs-layout-option__icon { background: var(--color-accent-glow); border-color: var(--color-accent-dim); color: var(--color-accent); }

.ascdocs-layout-option__label { font-size: var(--text-sm); font-weight: var(--weight-medium); color: var(--color-text-primary); display: block; }
.ascdocs-layout-option__desc  { font-size: var(--text-xs); color: var(--color-text-muted); display: block; margin-top: 2px; }

/* ── Layout clásico: flex container ─────────────────────────────────────────── */
#ascdocs-classic {
    flex-direction: column;
}
#ascdocs-classic .ascdocs-body {
    flex: 1;
    overflow: hidden;
}