/* Giacenza teorica — mobile blu + desktop distinta */
:root {
    --gt-bg: #0a1628;
    --gt-bg2: #0f2138;
    --gt-card: #132a47;
    --gt-card2: #1a3558;
    --gt-border: #2a4a6e;
    --gt-text: #f0f4fa;
    --gt-muted: #9eb4d0;
    --gt-accent: #4d9fff;
    --gt-ok: #34d399;
    --gt-warn: #fbbf24;
    --gt-danger: #f87171;
    --gt-radius: 16px;
}
body.pagina-giacenza-teorica {
    background: var(--gt-bg) !important;
    background-image: radial-gradient(ellipse at 50% -20%, #1a3a5c 0%, var(--gt-bg) 55%) !important;
    color: var(--gt-text) !important;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}
.pagina-giacenza-teorica .text-muted { color: var(--gt-muted) !important; }
.pagina-giacenza-teorica nav a { color: var(--gt-muted) !important; }
.pagina-giacenza-teorica nav strong { color: var(--gt-text) !important; }
.gt-main { max-width: min(98%, 1800px); margin: 0 auto; }
.gt-kpi {
    background: var(--gt-card);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    padding: 1rem 1.15rem;
    height: 100%;
}
.gt-kpi .val { font-size: 1.45rem; font-weight: 800; color: var(--gt-ok); }
.gt-kpi-interactive {
    cursor: pointer;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.12s ease;
    border: 1px solid var(--gt-border);
    color: inherit;
}
.gt-kpi-interactive:hover,
.gt-kpi-interactive:focus-visible {
    border-color: var(--gt-accent);
    box-shadow: 0 0 0 2px rgba(77, 159, 255, 0.25);
    outline: none;
}
.gt-kpi-interactive.is-open {
    border-color: var(--gt-warn);
    box-shadow: 0 0 0 2px rgba(251, 191, 36, 0.28);
}
.gt-kpi-hint { opacity: 0.85; line-height: 1.35; }
.gt-stock-panel {
    background: var(--gt-card);
    border: 1px solid var(--gt-accent);
    border-radius: var(--gt-radius);
    padding: 1rem 1.1rem 1.15rem;
    margin-bottom: 1.25rem;
    max-height: min(70vh, 580px);
    display: flex;
    flex-direction: column;
}
.gt-stock-panel[hidden] { display: none !important; }
.gt-stock-panel-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    flex-shrink: 0;
}
.gt-stock-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    align-items: center;
}
.gt-stock-filtro {
    min-width: min(100%, 16rem);
    max-width: 22rem;
    background: var(--gt-bg2) !important;
    border-color: var(--gt-border) !important;
    color: var(--gt-text) !important;
}
.gt-stock-pdf {
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid #ef4444;
    color: #fecaca;
    border-radius: 10px;
    font-weight: 700;
    min-height: 2.25rem;
}
.gt-stock-pdf:hover { background: rgba(239, 68, 68, 0.28); color: #fff; }
.gt-stock-close {
    background: var(--gt-bg2);
    border: 1px solid var(--gt-border);
    color: var(--gt-muted);
    border-radius: 10px;
    padding: 0.35rem 0.55rem;
    line-height: 1;
}
.gt-stock-close:hover { color: var(--gt-text); border-color: var(--gt-muted); }
.gt-stock-list-wrap {
    overflow-y: auto;
    flex: 1;
    min-height: 0;
    padding-right: 2px;
}
.gt-stock-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-areas:
        "id nome qty"
        "id cat qty";
    gap: 0.1rem 0.75rem;
    align-items: center;
    width: 100%;
    text-align: left;
    background: var(--gt-bg2);
    border: 1px solid transparent;
    border-left: 4px solid var(--gt-muted);
    border-radius: 10px;
    padding: 0.55rem 0.65rem;
    margin-bottom: 0.35rem;
    color: var(--gt-text);
    cursor: pointer;
    transition: border-color 0.12s ease, background 0.12s ease;
}
.gt-stock-row[hidden] { display: none !important; }
.gt-stock-row.gt-stock-pos { border-left-color: var(--gt-ok); }
.gt-stock-row.gt-stock-neg { border-left-color: var(--gt-danger, #f87171); }
.gt-stock-row.gt-stock-zero { border-left-color: var(--gt-warn); }
.gt-stock-row:hover,
.gt-stock-row:focus-visible {
    border-color: var(--gt-accent);
    background: var(--gt-card2);
    outline: none;
}
.gt-stock-row-id { grid-area: id; }
.gt-stock-row-id code {
    font-size: 0.72rem;
    color: var(--gt-warn);
    background: transparent;
}
.gt-stock-row-nome {
    grid-area: nome;
    font-size: 0.88rem;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.gt-stock-row-cat {
    grid-area: cat;
    font-size: 0.72rem;
    color: var(--gt-muted);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.gt-stock-row-qty {
    grid-area: qty;
    font-size: 0.88rem;
    font-weight: 700;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}
.gt-stock-pos .gt-stock-row-qty { color: var(--gt-ok); }
.gt-stock-neg .gt-stock-row-qty { color: #f87171; }
.gt-stock-zero .gt-stock-row-qty { color: var(--gt-warn); }

.gt-elenco-reparto {
    margin-top: 1rem;
    background: var(--gt-card);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    padding: 0.65rem 0.85rem 0.85rem;
}
.gt-elenco-reparto-summary {
    cursor: pointer;
    font-weight: 700;
    color: var(--gt-text);
    font-size: 0.95rem;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 0.35rem;
}
.gt-elenco-reparto-summary::-webkit-details-marker { display: none; }
.gt-elenco-reparto-summary::before {
    content: "▾";
    color: var(--gt-accent);
    font-size: 0.85rem;
}
.gt-elenco-reparto:not([open]) .gt-elenco-reparto-summary::before { content: "▸"; }
.gt-elenco-reparto-list {
    margin-top: 0.65rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    max-height: min(50vh, 420px);
    overflow-y: auto;
}
.gt-elenco-riga {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.75rem;
    padding: 0.4rem 0.55rem;
    border-radius: 8px;
    background: var(--gt-bg2);
    border-left: 4px solid var(--gt-muted);
}
.gt-elenco-riga.gt-stock-pos { border-left-color: var(--gt-ok); }
.gt-elenco-riga.gt-stock-neg { border-left-color: #f87171; }
.gt-elenco-riga.gt-stock-zero { border-left-color: var(--gt-warn); }
.gt-elenco-nome {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--gt-text);
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.gt-elenco-qty {
    flex-shrink: 0;
    font-size: 0.9rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}
.gt-elenco-riga.gt-stock-pos .gt-elenco-qty { color: var(--gt-ok); }
.gt-elenco-riga.gt-stock-neg .gt-elenco-qty { color: #f87171; }
.gt-elenco-riga.gt-stock-zero .gt-elenco-qty { color: var(--gt-warn); }

.gt-tools-row {
    display: flex;
    align-items: stretch;
    gap: 0.55rem;
}
.gt-btn-filtra-zero {
    flex-shrink: 0;
    background: var(--gt-bg2);
    border: 1px solid var(--gt-border);
    color: var(--gt-muted);
    border-radius: 12px;
    padding: 0 0.85rem;
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap;
}
.gt-btn-filtra-zero:hover { color: var(--gt-text); border-color: var(--gt-muted); }
body.gt-solo-zero .gt-btn-filtra-zero,
.gt-btn-filtra-zero[aria-pressed="true"] {
    background: rgba(251, 191, 36, 0.15);
    border-color: var(--gt-warn);
    color: var(--gt-warn);
}
.btn-articolo-gt.gt-art-zero:not(.active) {
    opacity: 0.72;
    border-style: dashed;
}
.gt-panel-chart {
    background: var(--gt-card);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    padding: 1rem 1.15rem;
    margin-bottom: 1.25rem;
}
.gt-chart-wrap { min-height: 260px; position: relative; }
.gt-chart-wrap canvas { max-height: 240px; }
#gridGiacenzaCategorie {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 1.25rem;
}
@media (max-width: 768px) {
    #gridGiacenzaCategorie {
        grid-template-columns: repeat(2, 1fr);
    }
    body.pagina-giacenza-teorica.gt-in-categoria .gt-overview-only {
        display: none !important;
    }
    body.pagina-giacenza-teorica.gt-in-categoria .gt-main {
        padding-top: 0.65rem !important;
    }
    body.pagina-giacenza-teorica.gt-in-categoria #nav-rapida-giacenza {
        margin-top: 0;
    }
    body.pagina-giacenza-teorica.gt-in-categoria .gt-cat-titolo,
    body.pagina-giacenza-teorica.gt-in-categoria .gt-cat-meta {
        display: none !important;
    }
    body.pagina-giacenza-teorica.gt-in-categoria .barra-giacenza-tools {
        margin-bottom: 0.65rem;
    }
}
@media (min-width: 640px) and (max-width: 768px) {
    #gridGiacenzaCategorie {
        grid-template-columns: repeat(3, 1fr);
    }
}
.card-cat-giacenza {
    background: var(--gt-card);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    aspect-ratio: 1 / 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 12px;
    cursor: pointer;
    transition: 0.2s;
    border-bottom: 3px solid var(--gt-accent);
    color: var(--gt-text);
    width: 100%;
}
.card-cat-giacenza:hover { background: var(--gt-card2); transform: translateY(-2px); }
.card-cat-giacenza .icona-cat { font-size: 1.85rem; line-height: 1; }
.card-cat-giacenza .nome-cat {
    font-weight: 700;
    margin-top: 8px;
    font-size: 0.78rem;
    line-height: 1.2;
    word-break: break-word;
}
.card-cat-giacenza .badge-cat-gt {
    background: var(--gt-bg2);
    color: var(--gt-muted);
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 0.72rem;
    font-weight: 600;
    margin-top: 6px;
    border: 1px solid var(--gt-border);
}
.card-cat-giacenza .ccg-cat-grid {
    font-size: 0.7rem;
    color: var(--gt-ok);
    font-weight: 700;
    margin-top: 4px;
}
.card-cat-giacenza.d-none-cat-card { display: none !important; }
#nav-rapida-giacenza {
    display: none;
    gap: 8px;
    margin-bottom: 1rem;
}
.nav-gt-btn {
    background: var(--gt-card);
    color: var(--gt-text);
    border: 1px solid var(--gt-border);
    border-radius: 999px;
    padding: 0.45rem 0.75rem;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
}
.nav-gt-btn.active { background: var(--gt-accent); color: #061018; border-color: var(--gt-accent); }
.nav-gt-btn.nav-home-gt.active {
    background: var(--gt-card2);
    color: var(--gt-text);
    border-color: var(--gt-muted);
}
.barra-giacenza-tools {
    background: var(--gt-card);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    padding: 12px 14px;
    margin-bottom: 1rem;
}
.barra-giacenza-tools .form-control {
    background: var(--gt-bg2);
    border: 1px solid var(--gt-border);
    color: var(--gt-text);
    font-size: 17px;
    padding: 12px 15px;
    border-radius: 12px;
    min-width: 0;
}
.sezione-giacenza-cat { display: none; }
.gt-cat-titolo {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--gt-accent);
    margin-bottom: 0.75rem;
}
.gt-cat-titolo .gt-cat-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 0.35rem;
}
.gt-cat-meta { font-size: 0.85rem; color: var(--gt-muted); margin-bottom: 0.75rem; }
.gt-categoria-body { display: block; }
.griglia-articoli-gt { display: none; }
.pannello-laterale-gt { display: block; }
.pannello-placeholder-gt { display: none; }
.carousel-gt-wrap { margin-bottom: 1rem; }
.carousel-gt-viewport {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border-radius: var(--gt-radius);
}
.carousel-gt-viewport::-webkit-scrollbar { display: none; }
.carousel-gt-track { display: flex; }
.carousel-slide-gt {
    flex: 0 0 100%;
    min-width: 100%;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    padding: 0 1px;
}
.carousel-slide-gt.is-hidden { display: none !important; }
.carousel-gt-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .5rem;
    margin-top: .75rem;
}
.carousel-gt-nav .btn-nav-gt {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    border: 1px solid var(--gt-border);
    background: var(--gt-card);
    color: var(--gt-text);
    font-size: 1.6rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}
.carousel-gt-nav .btn-nav-gt:disabled { opacity: .35; }
.carousel-gt-counter {
    flex: 1;
    text-align: center;
    font-size: 1.05rem;
    font-weight: 700;
}
.carousel-gt-counter small {
    display: block;
    font-size: .8rem;
    color: var(--gt-muted);
    margin-top: .15rem;
}
.carousel-gt-hint {
    text-align: center;
    font-size: .8rem;
    color: var(--gt-muted);
    margin-top: .4rem;
}
.card-articolo-gt {
    background: var(--gt-card);
    border: 1px solid var(--gt-border);
    border-radius: var(--gt-radius);
    padding: 1.1rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    min-height: 16rem;
}
.card-articolo-gt .gt-card-codice code {
    color: var(--gt-ok);
    font-size: 0.88rem;
}
.card-articolo-gt .gt-card-nome {
    font-size: 1.28rem;
    font-weight: 800;
    margin: 0;
    line-height: 1.25;
    word-break: break-word;
}
.card-articolo-gt .gt-card-row {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    font-size: 0.92rem;
}
.card-articolo-gt .gt-card-row .label { color: var(--gt-muted); }
.card-articolo-gt .gt-card-row .val { font-weight: 700; color: var(--gt-text); }
.card-articolo-gt .gt-qty.zero { color: var(--gt-muted); font-weight: 400; }
.card-articolo-gt .gt-qty.neg { color: var(--gt-danger); }
.card-articolo-gt .gt-ccg-val { color: var(--gt-warn); font-weight: 800; font-size: 1.2rem; }
.gt-qty { font-variant-numeric: tabular-nums; font-weight: 600; }

@media (min-width: 769px) {
    body.pagina-giacenza-teorica {
        background: #121212 !important;
        background-image: none !important;
        color: #e0e0e0 !important;
    }
    .pagina-giacenza-teorica .text-muted { color: #9e9e9e !important; }
    .pagina-giacenza-teorica nav a { color: #9e9e9e !important; }
    .pagina-giacenza-teorica nav strong { color: #e0e0e0 !important; }
    .gt-kpi {
        background: #1e1e1e;
        border: 1px solid #333;
        border-radius: 12px;
    }
    .gt-kpi .val { color: #4caf50; font-size: 1.65rem; font-weight: 700; }
    .gt-panel-chart {
        background: #1e1e1e;
        border: 1px solid #333;
        border-radius: 12px;
    }
    #gridGiacenzaCategorie {
        grid-template-columns: repeat(6, 1fr);
        grid-template-rows: unset;
        grid-auto-flow: unset;
        grid-auto-columns: unset;
        gap: 15px;
        overflow: visible;
        scroll-snap-type: none;
        padding-bottom: 0;
    }
    .card-cat-giacenza {
        background: #1e1e1e;
        border: 1px solid rgba(76, 175, 80, 0.2);
        border-radius: 12px;
        border-bottom: none;
        box-shadow: inset 0 -4px 0 0 #4caf50;
        aspect-ratio: 1 / 1;
        padding: 20px;
        justify-content: space-between;
        align-items: flex-start;
        text-align: left;
    }
    .card-cat-giacenza:hover {
        transform: translateY(-2px);
        filter: brightness(1.08);
        background: #1e1e1e;
    }
    .card-cat-giacenza .nome-cat { font-size: 0.95rem; font-weight: 600; margin-top: 0; }
    .card-cat-giacenza .badge-cat-gt {
        background: transparent;
        border: none;
        color: #4caf50;
        font-size: 1.5rem;
        font-weight: 700;
        padding: 0;
        margin-top: auto;
    }
    #nav-rapida-giacenza { display: none; grid-template-columns: repeat(8, 1fr); gap: 8px; }
    .nav-gt-btn {
        background: #1e1e1e;
        color: #e0e0e0;
        border: 1px solid rgba(76, 175, 80, 0.4);
        border-radius: 6px;
        padding: 0.4rem 0.35rem;
        font-size: 0.72rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    .nav-gt-btn.active { background: #4caf50; color: #000; border-color: #4caf50; font-weight: 600; }
    .nav-gt-btn.nav-home-gt.active { background: #424242; color: #fff; border-color: #757575; }
    .barra-giacenza-tools {
        background: #1e1e1e;
        border: 1px solid #444;
        border-radius: 8px;
        padding: 0.75rem 1rem;
    }
    .barra-giacenza-tools .form-control {
        background: #2a2a2a;
        border: 1px solid #444;
        font-size: 16px;
        padding: 10px 12px;
        border-radius: 8px;
        max-width: 28rem;
    }
    .gt-cat-titolo {
        font-size: 1.25rem;
        font-weight: 600;
        color: #ff9800;
        border-bottom: 1px solid #444;
        padding-bottom: 0.5rem;
    }
    .gt-categoria-body {
        display: grid;
        grid-template-columns: 1fr minmax(300px, 34%);
        gap: 1rem;
        align-items: start;
    }
    .griglia-articoli-gt {
        display: grid;
        grid-template-columns: repeat(8, 1fr);
        gap: 10px;
    }
    .btn-articolo-gt {
        background: #1e1e1e;
        color: #e0e0e0;
        border: 1px solid rgba(255, 152, 0, 0.35);
        border-radius: 8px;
        min-height: 3.25rem;
        padding: 0.45rem 0.35rem;
        font-size: 0.72rem;
        font-weight: 500;
        line-height: 1.2;
        text-align: center;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        word-break: break-word;
        width: 100%;
        transition: background 0.15s, border-color 0.15s;
    }
    .btn-articolo-gt:hover { filter: brightness(1.12); }
    .btn-articolo-gt.active {
        background: #ff9800;
        color: #000;
        border-color: #ff9800;
        font-weight: 600;
    }
    .btn-articolo-gt.is-hidden-grid { display: none !important; }
    .pannello-laterale-gt {
        background: #1e1e1e !important;
        color: #e0e0e0 !important;
        border: 1px solid #444 !important;
        border-radius: 12px !important;
        padding: 0.85rem 1rem;
        min-height: 12rem;
        position: sticky;
        top: 0.5rem;
    }
    .pannello-placeholder-gt {
        display: block;
        color: #9e9e9e;
        font-size: 0.85rem;
        text-align: center;
        padding: 2rem 0.5rem;
    }
    .pannello-laterale-gt .carousel-gt-wrap { margin-bottom: 0; }
    .pannello-laterale-gt .carousel-gt-viewport { overflow: visible; border-radius: 0; }
    .pannello-laterale-gt .carousel-gt-track { display: block; }
    .pannello-laterale-gt .carousel-slide-gt {
        display: none;
        flex: unset;
        min-width: unset;
        padding: 0;
    }
    .pannello-laterale-gt .carousel-slide-gt.is-active-slide { display: block; }
    .pannello-laterale-gt .carousel-gt-nav,
    .pannello-laterale-gt .carousel-gt-hint { display: none !important; }
    .card-articolo-gt {
        background: transparent;
        border: none;
        border-radius: 0;
        padding: 0;
        min-height: unset;
        gap: 0.75rem;
    }
    .card-articolo-gt .gt-card-nome { font-size: 1.05rem; font-weight: 700; }
    .card-articolo-gt .gt-card-row { font-size: 0.88rem; }
    .card-articolo-gt .gt-ccg-val { font-size: 1.05rem; }
}

@media (min-width: 1200px) {
    #gridGiacenzaCategorie { gap: 18px; }
    .card-cat-giacenza { padding: 24px; }
    .card-cat-giacenza .nome-cat { font-size: 1.05rem; }
    .card-cat-giacenza .badge-cat-gt { font-size: 2rem; }
    .griglia-articoli-gt { gap: 14px; }
    .btn-articolo-gt {
        font-size: 1rem;
        padding: 0.7rem 0.55rem;
        min-height: 4.25rem;
    }
    .gt-categoria-body {
        grid-template-columns: 1fr minmax(340px, 32%);
        gap: 1.35rem;
    }
    .pannello-laterale-gt { padding: 1.15rem 1.35rem; }
    .gt-cat-titolo { font-size: 1.35rem; }
}