/*
 * Menu latéral gauche des rubriques (Présentation, Recherche).
 * Carte avec en-tête, liens à accent gauche pour la page active, compteurs
 * et encart de contact. Sous 992px : barre horizontale défilante.
 */
.side-nav {
    --side-nav-accent: #b51822;
    --side-nav-accent-soft: #ffdad7;
    --side-nav-border: #c4c6cf;
    --side-nav-muted: #74777f;
    --side-nav-surface: #f1f4f6;
    --side-nav-hover: #ebeef0;
    --side-nav-text: #181c1e;

    background-color: #fff;
    border: 1px solid var(--side-nav-border);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.05);
    font-family: "Inter", sans-serif;
}

@media (min-width: 992px) {
    .side-nav {
        position: sticky;
        top: 110px; /* sous la barre de navigation principale */
        z-index: 10;
        margin-top: 10px;
    }
}

/* En-tête */
.side-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background-color: var(--side-nav-surface);
    border-bottom: 1px solid rgba(196, 198, 207, 0.6);
}
.side-nav-eyebrow {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--side-nav-accent);
}
.side-nav-title {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--bs-primary);
}
.side-nav-header > .mdi {
    font-size: 1.3rem;
    color: var(--side-nav-muted);
}

/* Liens */
.side-nav-list {
    display: flex;
    flex-direction: column;
    padding: 0.5rem 0;
}
.side-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.8rem 1rem;
    border-left: 4px solid transparent;
    color: var(--side-nav-text);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.2s, color 0.2s;
}
.side-nav-link-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 0;
}
.side-nav-link-label span {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.side-nav-link .mdi {
    font-size: 1.35rem;
    line-height: 1;
    color: var(--side-nav-muted);
    transition: color 0.2s;
}
.side-nav-link:hover {
    background-color: var(--side-nav-hover);
    color: var(--bs-primary);
}
.side-nav-link:hover .mdi {
    color: var(--bs-primary);
}
.side-nav-link.active {
    background-color: rgba(241, 244, 246, 0.8);
    border-left-color: var(--side-nav-accent);
    color: var(--bs-primary);
    font-weight: 600;
}
.side-nav-link.active .mdi {
    color: var(--side-nav-accent);
}

/* Compteurs et étiquettes */
.side-nav-badge {
    flex-shrink: 0;
    padding: 0.1rem 0.5rem;
    border-radius: 50rem;
    font-size: 0.7rem;
    font-weight: 500;
    background-color: var(--side-nav-hover);
    color: #43474e;
    border: 1px solid rgba(196, 198, 207, 0.4);
}
.side-nav-link.active .side-nav-badge {
    background-color: var(--side-nav-accent-soft);
    color: #410004;
    border-color: transparent;
    font-weight: 700;
}
.side-nav-tag {
    flex-shrink: 0;
    padding: 0.1rem 0.45rem;
    border-radius: 0.25rem;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background-color: #91f8b8;
    color: #00522f;
}

.side-nav-separator {
    margin: 0.5rem 1rem;
    border-top: 1px solid rgba(196, 198, 207, 0.4);
}

/* Encart de contact */
.side-nav-footer {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1rem;
    background-color: rgba(235, 238, 240, 0.6);
    border-top: 1px solid rgba(196, 198, 207, 0.4);
}
.side-nav-footer > .mdi {
    font-size: 1.25rem;
    color: var(--bs-primary);
}
.side-nav-footer-title {
    margin: 0;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--bs-primary);
}
.side-nav-footer-text {
    margin: 0;
    font-size: 0.78rem;
    line-height: 1.5;
    color: #43474e;
}
.side-nav-footer a {
    display: inline-block;
    margin-top: 0.4rem;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--side-nav-accent);
    text-decoration: none;
}
.side-nav-footer a:hover {
    text-decoration: underline;
}

/* Tablette et mobile : barre horizontale défilante */
@media (max-width: 991.98px) {
    .side-nav-header {
        padding: 0.75rem 1rem;
    }
    .side-nav-list {
        flex-direction: row;
        gap: 0.25rem;
        padding: 0.5rem;
        overflow-x: auto;
        scrollbar-width: thin;
        -webkit-overflow-scrolling: touch;
    }
    .side-nav-link {
        flex-shrink: 0;
        padding: 0.55rem 0.8rem;
        border-left: 0;
        border-bottom: 3px solid transparent;
        border-radius: 0.5rem 0.5rem 0 0;
        font-size: 0.88rem;
    }
    .side-nav-link.active {
        border-bottom-color: var(--side-nav-accent);
    }
    .side-nav-link-label span {
        overflow: visible;
    }
    .side-nav-separator,
    .side-nav-footer {
        display: none;
    }
}