:root {
    --bg: #0b0d12;
    --panel: #11141b;
    --muted: #8a93a6;
    --text: #e8ecf3;
    --accent: #4f8cff;
    --accent-2: #63e;
    --card: #151a22;
    --border: #1f2632;
}

* {
    box-sizing: border-box
}

html, body {
    height: 100%;
    margin: 0;
    background: var(--bg);
    color: var(--text);
}

body {
    overflow: hidden;
    font: 14px/1.4 system-ui,-apple-system,Segoe UI,Roboto,"Helvetica Neue",Arial;
}

.cui-root {
    height: 87dvh;
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 0;
}

    .cui-root.collapsed {
        grid-template-columns: 56px 1fr;
    }

.cui-side {
    background: var(--panel);
    border-right: 1px solid var(--border);
    height: 100%;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.cui-side-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 12px 8px;
    border-bottom: 1px solid var(--border);
}

.cui-side h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 700;
}

.cui-side .ghost {
    width: 28px;
    height: 28px;
    border-radius: 10px;
}

.cui-root.collapsed #toggleSide {
    transform: rotate(180deg)
}

.ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    cursor: pointer
}

    .ghost:hover {
        border-color: #2a3343;
        color: #b7c2da
    }

.cui-cards {
    padding: 5px;
    overflow: hidden;
    height: 100%;
}

/* --- Cartes --- */
.cui-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 8px;
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 8px;
    align-items: center;
    margin-bottom: 8px;
    cursor: pointer;
    transition: transform .12s ease, border-color .12s ease, background .12s ease, box-shadow .12s ease;
    position: relative; /* pour l'effet d'état */
}

    .cui-card:hover {
        transform: translateY(-1px);
        border-color: #2a3343
    }

    /* ✅ Remplace l’outline par un box-shadow interne : plus de “carré bleu” coupé */
    .cui-card.active {
        box-shadow: inset 0 0 0 2px var(--accent), 0 0 0 3px rgba(79,140,255,.15);
        border-color: rgba(79,140,255,.45);
    }

/* contenu carte */
.cui-thumb {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    object-fit: cover;
    background: #222
}

.cui-info {
    min-width: 0;
}
/* ✅ permet l’ellipsis */
.cui-name {
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #cfd6e6
}

.cui-meta {
    font-size: 11px;
    color: var(--muted)
}

.cui-main {
    display: flex;
    flex-direction: column;
    min-width: 0;
    height: 100%;
}

.cui-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, #0f131a, #0c1016);
    gap: 12px;
}

.cui-title {
    font-size: 15px;
    font-weight: 600;
    flex: 1 1 auto; /* ✅ prend l’espace dispo */
    min-width: 0; /* ✅ autorise l’ellipsis */
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.primary {
    background: var(--accent);
    color: white;
    border: 0;
    padding: 8px 12px;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 6px 16px rgba(79,140,255,.25);
}

    .primary:disabled {
        opacity: .5;
        cursor: not-allowed;
        box-shadow: none
    }

.cui-view {
    height: 100%;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
}

.cui-iframe, .viewer-iframe {
    width: 100%;
    height: 100%;
    border: 0;
    display: block;
}

.cui-placeholder {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    color: var(--muted);
    font-size: 15px;
}

.viewer {
    position: fixed;
    inset: 0;
    background: #000;
    display: flex;
    flex-direction: column;
    z-index: 9999
}

    .viewer.hidden {
        display: none
    }

.viewer-top {
    height: 48px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 10px;
    background: rgba(5,8,12,.7);
    backdrop-filter: blur(6px);
}

.viewer-title {
    color: #dfe6f5;
    font-weight: 600;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    min-width: 0;
}

.viewer-iframe {
    flex: 1;
    width: 100%;
    border: 0
}

#toggleSide {
    transition: transform .15s ease
}

.cui-root.collapsed .cui-side h2 {
    display: none
}

.cui-root.collapsed .cui-card {
    grid-template-columns: 40px;
    padding: 6px
}

.cui-root.collapsed .cui-name, .cui-root.collapsed .cui-meta {
    display: none
}

/* petites cartes = pas de scroll vertical à l’arrivée */
@media (min-width: 1200px) {
    .cui-card {
        grid-template-columns: 36px 1fr;
        gap: 6px
    }

    .cui-thumb {
        width: 36px;
        height: 36px
    }
}

/* tablette : sidebar plus étroite (toujours sans scroll body) */
@media (max-width: 900px) {
    .cui-root {
        grid-template-columns: 86px 1fr;
    }
}
/* --- Correctifs ciblés --- */

/* Anneau interne pour la carte active (ne sera plus coupé) */
.cui-card.active {
    /* on remplace l'outline externe par un halo interne */
    box-shadow: 0 0 0 2px var(--accent) inset;
    outline: none; /* par sûreté */
}

/* quand la sidebar est réduite, même anneau interne */
.cui-root.collapsed .cui-card.active {
    box-shadow: 0 0 0 2px var(--accent) inset;
    width: max-content;
    grid-template-columns: 29px 1fr;
}

/* Titre de la barre du haut : ellipsis propre si le nom est long */
.cui-title {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    max-width: calc(100vw - 220px); /* laisse la place au bouton */
}

/* L’iframe de prévisualisation occupe exactement l’espace dispo */
.cui-iframe {
    display: block; /* évite certains comportements inline-iframe */
    width: 100%;
    height: 100%;
}

/* Par sécurité, pas de scroll horizontal dans le PDF */
.cui-view {
    overflow: hidden;
}

/* Dans la liste, garantir l’ellipsis sur les noms longs */
.cui-name {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}