/* ──────────────────────────────────────────────────────────────
   Sidebar (desktop + mobile overlay)
   ────────────────────────────────────────────────────────────── */

:root {
    /* Larghezza colonna */
    --sidebar-w: 220px;
    /* Colori: prova a leggere i token del tema, con fallback */
    --sb-bg: var(--dm-surface-2, #121212);
    --sb-text: rgba(255,255,255,.92);
    --sb-text-dim: rgba(255,255,255,.60);
    --sb-border: var(--dm-sep, rgba(255,255,255,.12));
    --sb-hover: #1C1C1C;
    --sb-active: var(--dm-green, #2B8456);
    /* Overlay */
    --sb-overlay: rgba(0,0,0,.55);
}

/* Wrapper opzionale (non è obbligatorio ma utile se presente) */
.sidebar-wrapper {
    position: relative;
}

/* ── Corpo sidebar: colonna sticky su desktop ────────────────── */
.sidebar {
    position: sticky;
    top: 0;
    width: var(--sidebar-w);
    min-height: 100vh;
    background: var(--sb-bg);
    border-right: 1px solid var(--sb-border);
    color: var(--sb-text);
    display: flex;
    flex-direction: column;
}

    /* Logo */
    .sidebar .logo {
        padding: 16px 14px 8px;
    }

        .sidebar .logo img {
            max-width: 180px;
            height: auto;
            display: block;
        }

    /* Navigazione */
    .sidebar .main-nav {
        padding: 6px 6px 14px;
    }

    .sidebar .nav-list {
        list-style: none;
        margin: 0;
        padding: 0;
    }

        .sidebar .nav-list li + li {
            margin-top: 4px;
        }

        /* Link voce */
        .sidebar .nav-list li a {
            display: block;
            padding: 10px 12px;
            border-radius: 8px;
            color: var(--sb-text);
            text-decoration: none;
            line-height: 1.25;
        }

            .sidebar .nav-list li a:hover {
                background: var(--sb-hover);
            }

            .sidebar .nav-list li a.active {
                /* look attivo coerente col mock */
                background: linear-gradient(90deg, #1C1C1C 0%, rgba(14,14,14,0.13) 100%);
                color: var(--sb-active);
            }

    /* Separatore */
    .sidebar .nav-sep {
        border: 0;
        border-top: 1px solid var(--sb-border);
        margin: 10px 6px;
    }

/* ── Overlay per mobile ──────────────────────────────────────── */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: var(--sb-overlay);
    z-index: 1200;
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, visibility .2s ease;
}

    .sidebar-overlay.show {
        opacity: 1;
        visibility: visible;
    }

/* ── Bottone hamburger (può stare nell'header) ───────────────── */
.sidebar-toggle {
    display: none; /* mostrato su mobile nelle media query */
    background: #1C1C1C;
    border: 1px solid #3d3d3d;
    color: #fff;
    padding: 8px 10px;
    border-radius: 8px;
    line-height: 0;
}

/* ──────────────────────────────────────────────────────────────
   Mobile (≤768px): off-canvas + overlay
   ────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {

    /* mostra l’hamburger (se inserito nell’header, eredita lo sticky) */
    .sidebar-toggle {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    /* La sidebar diventa un pannello off-canvas sopra i contenuti */
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        height: 100vh;
        width: min(86vw, var(--sidebar-w));
        transform: translateX(-100%);
        transition: transform .22s ease;
        z-index: 1201; /* sopra overlay */
        box-shadow: 0 10px 30px rgba(0,0,0,.35);
        overflow: auto;
        -webkit-overflow-scrolling: touch;
        padding: 12px 8px 16px;
        border-right: 1px solid var(--sb-border);
    }

        .sidebar.open {
            transform: translateX(0);
        }

        /* Forza disposizione verticale delle liste nella sidebar
     (evita che regole dell’header rendano orizzontale la UL) */
        .sidebar .main-nav ul,
        .sidebar .nav-list {
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex-wrap: nowrap;
        }

            /* Protezione: niente sbordi strani di pseudo-elementi attivi */
            .sidebar .nav-list li,
            .sidebar .nav-list li a {
                overflow: hidden;
            }
}

/* ── Accessibilità & riduzione movimento ─────────────────────── */
@media (prefers-reduced-motion: reduce) {
    .sidebar {
        transition: none;
    }

    .sidebar-overlay {
        transition: none;
    }
}

/* Sidebar: UL sempre verticale, anche quando l'header mette le UL in riga */
.sidebar .main-nav ul,
.sidebar .nav-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-wrap: nowrap;
}
/* Triangolino verde a destra sul link attivo (solo desktop) */
@media (min-width: 769px) {
    .sidebar .nav-list li a {
        position: relative;
    }

        .sidebar .nav-list li a.active::after {
            content: "";
            position: absolute;
            right: 0;
            top: 11px; /* come nel mock */
            width: 9px;
            height: 17px;
            background: var(--sb-active, #2B8456);
            border-top-left-radius: 2px;
            border-bottom-left-radius: 2px;
            pointer-events: none;
        }
}