/* Indice storico prezzi — mobile blu + desktop distinta */
:root {
    --isp-bg: #0a1628;
    --isp-bg2: #0f2138;
    --isp-card: #132a47;
    --isp-card2: #1a3558;
    --isp-border: #2a4a6e;
    --isp-text: #f0f4fa;
    --isp-muted: #9eb4d0;
    --isp-accent: #4d9fff;
    --isp-orange: #f59e0b;
    --isp-orange-deep: #ff9800;
    --isp-ok: #4ade80;
    --isp-danger: #f87171;
    --isp-radius: 16px;
    --isp-touch: 54px;
}

body.pagina-indice-storico {
    background: var(--isp-bg) !important;
    background-image: radial-gradient(ellipse at 50% -20%, #1a3a5c 0%, var(--isp-bg) 55%) !important;
    color: var(--isp-text) !important;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}
.pagina-indice-storico .text-muted { color: var(--isp-muted) !important; }
.pagina-indice-storico nav a { color: var(--isp-muted) !important; }
.pagina-indice-storico nav strong { color: var(--isp-text) !important; }

.isp-main {
    max-width: min(98%, 1600px);
    margin-left: auto;
    margin-right: auto;
}
.isp-page-title {
    color: var(--isp-text);
    font-weight: 800;
}
.isp-page-lead { color: var(--isp-muted); }
.isp-badge-count {
    background: var(--isp-orange);
    color: #1a1200;
    font-weight: 700;
}

.pagina-indice-storico .alert-danger {
    background: rgba(248, 113, 113, 0.12);
    border-color: var(--isp-danger);
    color: #fecaca;
}
.pagina-indice-storico .alert-info {
    background: rgba(77, 159, 255, 0.12);
    border-color: var(--isp-accent);
    color: var(--isp-text);
}

.isp-btn-back {
    background: var(--isp-card);
    color: var(--isp-text);
    border: 1px solid var(--isp-border);
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 8px 14px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}
.isp-btn-back:hover {
    background: var(--isp-card2);
    color: #fff;
    border-color: var(--isp-accent);
}

/* Griglia categorie */
#gridIndiceCategorie {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 1.25rem;
}
@media (min-width: 480px) and (max-width: 768px) {
    #gridIndiceCategorie {
        grid-template-columns: repeat(3, 1fr);
    }
}
.card-cat-indice {
    background: var(--isp-card);
    border: 1px solid var(--isp-border);
    border-radius: var(--isp-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(--isp-orange);
    color: var(--isp-text);
    width: 100%;
}
.card-cat-indice:hover,
.card-cat-indice:active {
    background: var(--isp-card2);
    transform: translateY(-2px);
}
.card-cat-indice .icona-cat {
    font-size: 1.85rem;
    line-height: 1;
}
.card-cat-indice .nome-cat {
    font-weight: 700;
    margin-top: 8px;
    font-size: 0.78rem;
    line-height: 1.2;
    word-break: break-word;
}
.card-cat-indice .badge-cat-indice {
    background: var(--isp-bg2);
    color: var(--isp-muted);
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 0.72rem;
    font-weight: 600;
    margin-top: 8px;
    border: 1px solid var(--isp-border);
}

#nav-rapida-indice {
    display: none;
    gap: 8px;
    margin-bottom: 1rem;
}
.nav-indice-btn {
    background: var(--isp-card);
    color: var(--isp-text);
    border: 1px solid var(--isp-border);
    border-radius: 999px;
    padding: 0.45rem 0.75rem;
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
}
.nav-indice-btn.active {
    background: var(--isp-orange);
    color: #1a1200;
    border-color: var(--isp-orange);
    font-weight: 700;
}
.nav-indice-btn.nav-home-indice.active {
    background: var(--isp-card2);
    color: var(--isp-text);
    border-color: var(--isp-muted);
}

.barra-indice-tools {
    display: none;
    margin-bottom: 1rem;
}
.barra-indice-tools .form-label {
    color: var(--isp-muted);
    font-size: 0.85rem;
}
#searchIndiceStorico {
    background: var(--isp-card);
    border: 1px solid var(--isp-border);
    color: var(--isp-text);
    border-radius: 12px;
    min-height: var(--isp-touch);
    font-size: 1rem;
}
#searchIndiceStorico::placeholder { color: var(--isp-muted); }
#searchIndiceStorico:focus {
    background: var(--isp-card);
    color: #fff;
    border-color: var(--isp-orange);
    box-shadow: 0 0 0 0.2rem rgba(245, 158, 11, 0.2);
}

.isp-cat-chips {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 8px;
    padding-bottom: 6px;
    -webkit-overflow-scrolling: touch;
}
.isp-cat-chips .isp-chip {
    flex-shrink: 0;
    background: var(--isp-card);
    border: 1px solid var(--isp-border);
    color: var(--isp-muted);
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 0.85rem;
    white-space: nowrap;
    cursor: pointer;
    font-family: inherit;
}
.isp-cat-chips .isp-chip:hover {
    color: #fff;
    border-color: var(--isp-orange);
}
.isp-cat-chips .isp-chip.active-chip {
    background: var(--isp-orange) !important;
    color: #1a1200 !important;
    font-weight: 700;
    border-color: var(--isp-orange) !important;
}
.isp-cat-chips-label {
    color: var(--isp-muted);
    font-size: 0.85rem;
    flex-shrink: 0;
    align-self: center;
    margin-right: 4px;
}

/* Sezioni mobile */
.sezione-indice-cat {
    display: none;
}
.isp-cat-titolo {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--isp-orange);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--isp-border);
}

.lista-articoli-indice {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.card-articolo-indice {
    background: var(--isp-card);
    border: 1px solid var(--isp-border);
    border-radius: var(--isp-radius);
    padding: 14px;
    border-left: 3px solid var(--isp-accent);
}
.card-articolo-indice.is-hidden { display: none; }
.card-articolo-indice .cai-nome {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--isp-text);
    margin-bottom: 0.35rem;
}
.card-articolo-indice .cai-fornitore { margin-bottom: 0.5rem; }
.card-articolo-indice .cai-row {
    display: flex;
    justify-content: space-between;
    gap: 0.5rem;
    font-size: 0.82rem;
    margin-bottom: 0.25rem;
}
.card-articolo-indice .cai-label { color: var(--isp-muted); }
.card-articolo-indice .cai-val { font-variant-numeric: tabular-nums; font-weight: 600; }
.card-articolo-indice .cai-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 0.65rem;
}

/* Pannello tabella desktop */
.isp-panel-tabella {
    background: #1a1a1a;
    border: 1px solid #333;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}
.isp-panel-head {
    background: #1e1e1e;
    border-bottom: 1px solid #333;
    color: #e0e0e0;
    padding: 0.75rem 1rem;
    font-weight: 600;
}
.isp-table-scroll {
    max-height: calc(100vh - 320px);
    overflow: auto;
}
.table-indice {
    --bs-table-bg: transparent;
    --bs-table-color: #e0e0e0;
    --bs-table-border-color: #333;
    --bs-table-hover-bg: #2d3748;
    --bs-table-hover-color: #f5f5f5;
}
.table-indice tbody tr.riga-indice:hover > td.col-articolo-nome .nome-articolo-magazzino {
    color: var(--isp-ok) !important;
}
.table-indice .prezzo-riferimento-val {
    color: #fff;
    font-weight: 600;
}
.table-indice tbody tr.riga-indice:hover .prezzo-riferimento-val {
    color: #fff !important;
}
.table-indice .trend-prezzo-ultimo { font-weight: 600; }
.table-indice tbody tr.riga-indice:hover .trend-prezzo-ultimo.text-danger { color: var(--isp-danger) !important; }
.table-indice tbody tr.riga-indice:hover .trend-prezzo-ultimo.text-success { color: var(--isp-ok) !important; }
.table-indice tbody tr.riga-indice:hover .trend-prezzo-ultimo.text-white { color: #fff !important; }
.table-indice tbody tr.riga-indice:hover > td { color: #f5f5f5; }
.table-indice tbody tr.riga-indice:hover > td.font-monospace { color: #fbbf24; }
.table-indice thead th {
    position: sticky;
    top: 0;
    z-index: 2;
    background: #2a2a2a;
    color: var(--isp-orange);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-color: #444;
}
.table-indice tbody tr.riga-nascosta { display: none; }
.table-indice .riga-categoria td {
    background: var(--isp-orange) !important;
    color: #1a1200 !important;
    border-color: #d97706;
    scroll-margin-top: 4rem;
    text-transform: uppercase;
    font-style: italic;
    font-weight: 700;
    padding: 0.65rem 1rem;
}
.table-indice .riga-categoria td .riga-categoria-conta {
    color: #1a1a1a;
    font-weight: 600;
    text-transform: none;
    font-style: normal;
}

.btn-indice-grafico {
    background: #1e1e1e;
    border: 1px solid #3b82f6;
    color: #93c5fd;
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: 6px;
    padding: 4px 10px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}
.btn-indice-grafico:hover {
    background: rgba(59, 130, 246, 0.2);
    color: #fff;
    border-color: #60a5fa;
}
.btn-indice-altri {
    background: #1e1e1e;
    border: 1px solid #555;
    color: #ccc;
    font-size: 0.8rem;
    border-radius: 6px;
    padding: 4px 8px;
}
.btn-indice-altri:hover {
    background: #2a2a2a;
    color: #fff;
}
.pagina-indice-storico .dropdown-menu-dark {
    background: #1e1e1e;
    border: 1px solid #444;
}
.pagina-indice-storico .dropdown-menu-dark .dropdown-item {
    color: #e0e0e0;
}
.pagina-indice-storico .dropdown-menu-dark .dropdown-item:hover {
    background: #2d3748;
    color: #fff;
}

.badge-metro { background-color: #003b7e !important; color: #fff !important; }
.badge-marr { background-color: #e3000f !important; color: #fff !important; }
.badge-carlsberg { background-color: #007a33 !important; color: #fff !important; }
.badge-cecioni { background-color: #6f42c1 !important; color: #fff !important; }
.badge-biancalani { background-color: #fd7e14 !important; color: #fff !important; }
.badge-default { background-color: #495057 !important; color: #fff !important; }

/* Desktop distinta */
@media (min-width: 769px) {
    body.pagina-indice-storico {
        background: #121212 !important;
        background-image: none !important;
        color: #e0e0e0 !important;
    }
    body.pagina-indice-storico .text-muted { color: #9e9e9e !important; }
    .isp-page-title { color: #fff; font-weight: 700; font-size: 1.35rem; }
    .isp-page-lead { color: #a3a3a3; }
    .isp-btn-back {
        background: #1e1e1e;
        color: #e0e0e0;
        border-color: #555;
    }
    .isp-btn-back:hover {
        background: #2a2a2a;
        border-color: #888;
    }

    #gridIndiceCategorie {
        display: none;
    }
    #nav-rapida-indice {
        display: none !important;
    }
    #contenitoreIndiceMobile {
        display: none !important;
    }
    .barra-indice-tools {
        display: block !important;
    }
    .isp-panel-tabella {
        display: block !important;
    }

    .barra-indice-tools #searchIndiceStorico {
        background: #2a2a2a;
        border-color: #444;
        min-height: auto;
        padding: 15px;
    }
    .isp-cat-chips .isp-chip {
        background: #1e1e1e;
        border-color: #444;
        color: #ccc;
    }
}

@media (max-width: 768px) {
    .isp-hint-desktop { display: none !important; }
    .isp-panel-tabella {
        display: none;
    }
    .isp-cat-chips-desktop {
        display: none !important;
    }
    body.pagina-indice-storico.isp-in-categoria .isp-overview-only {
        display: none !important;
    }
    body.pagina-indice-storico.isp-in-categoria .isp-main {
        padding-top: 0.65rem !important;
    }
    body.pagina-indice-storico.isp-in-categoria #nav-rapida-indice {
        margin-top: 0;
    }
    body.pagina-indice-storico.isp-in-categoria .isp-cat-titolo-mobile {
        display: none !important;
    }
    body.pagina-indice-storico.isp-in-categoria .barra-indice-tools {
        margin-bottom: 0.65rem;
    }
}

@media (min-width: 769px) {
    .isp-hint-mobile { display: none !important; }
}