/* ── Variables ── */
    :root {
        --c-green: #006241;
        --c-green-l: #e8f5ef;
        --c-gold: #b8902e;
        --c-gold-l: #fdf6e3;
        --c-blue: #0077B6;
        --c-blue-l: #e8f4fb;
        --c-text: #1a1a1a;
        --c-muted: #6c757d;
        --c-border: #e9ecef;
        --radius: 16px;
        --shadow: 0 4px 20px rgba(0, 0, 0, 0.07);
    }

    /* ── Section ── */
    .act-cat-section {
        padding: 5rem 0;
        background: #f8f9fa;
    }

    /* ── Header ── */
    .act-cat-header {
        text-align: center;
        margin-bottom: 3.5rem;
    }

    .act-cat-badge {
        display: inline-block;
        background: var(--c-green-l);
        color: var(--c-green);
        font-size: 0.72rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.6px;
        padding: 0.3rem 0.9rem;
        border-radius: 50px;
        margin-bottom: 0.8rem;
    }

    .act-cat-title {
        font-size: 2rem;
        font-weight: 800;
        color: var(--c-text);
        margin-bottom: 0.75rem;
    }

    .act-cat-intro {
        color: var(--c-muted);
        max-width: 640px;
        margin: 0 auto;
        line-height: 1.7;
        font-size: 0.95rem;
    }

    /* ── Compteurs de catégorie ── */
    .act-cat-counters {
        display: flex;
        justify-content: center;
        gap: 1rem;
        margin-top: 1.5rem;
        flex-wrap: wrap;
    }

    .act-counter-chip {
        display: inline-flex;
        align-items: center;
        gap: 0.5rem;
        padding: 0.4rem 1rem;
        border-radius: 50px;
        font-size: 0.8rem;
        font-weight: 700;
        border: 2px solid;
    }

    .act-counter-chip.green {
        background: var(--c-green-l);
        color: var(--c-green);
        border-color: var(--c-green);
    }

    .act-counter-chip.gold {
        background: var(--c-gold-l);
        color: var(--c-gold);
        border-color: var(--c-gold);
    }

    .act-counter-chip.blue {
        background: var(--c-blue-l);
        color: var(--c-blue);
        border-color: var(--c-blue);
    }

    /* ── Accordéon ── */
    .act-accordion {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        max-width: 1100px;
        margin: 0 auto;
    }

    .act-acc-item {
        background: white;
        border-radius: var(--radius);
        box-shadow: var(--shadow);
        overflow: hidden;
        border: 1px solid var(--c-border);
    }

    /* Trigger */
    .act-acc-trigger {
        width: 100%;
        background: none;
        border: none;
        cursor: pointer;
        padding: 1.4rem 1.75rem;
        display: flex;
        align-items: center;
        gap: 1rem;
        text-align: left;
        transition: background 0.25s;
        position: relative;
    }

    .act-acc-trigger:hover {
        background: #fafafa;
    }

    .act-acc-trigger.open {
        background: #fafafa;
    }

    .act-acc-trigger-left {
        width: 48px;
        height: 48px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.2rem;
        color: white;
        flex-shrink: 0;
    }

    .acc-green .act-acc-trigger-left {
        background: var(--c-green);
    }

    .acc-gold .act-acc-trigger-left {
        background: var(--c-gold);
    }

    .acc-blue .act-acc-trigger-left {
        background: var(--c-blue);
    }

    .act-acc-trigger-info {
        flex: 1;
    }

    .act-acc-trigger-name {
        font-size: 1.05rem;
        font-weight: 800;
        color: var(--c-text);
        display: block;
        margin-bottom: 0.15rem;
    }

    .act-acc-trigger-sub {
        font-size: 0.78rem;
        color: var(--c-muted);
    }

    .act-acc-trigger-badge {
        font-size: 0.7rem;
        font-weight: 700;
        padding: 0.25rem 0.65rem;
        border-radius: 50px;
        margin-right: 0.5rem;
    }

    .acc-green .act-acc-trigger-badge {
        background: var(--c-green-l);
        color: var(--c-green);
    }

    .acc-gold .act-acc-trigger-badge {
        background: var(--c-gold-l);
        color: var(--c-gold);
    }

    .acc-blue .act-acc-trigger-badge {
        background: var(--c-blue-l);
        color: var(--c-blue);
    }

    .act-acc-chevron {
        font-size: 0.85rem;
        color: var(--c-muted);
        transition: transform 0.3s ease;
        flex-shrink: 0;
    }

    .act-acc-trigger.open .act-acc-chevron {
        transform: rotate(180deg);
    }

    /* Barre colorée gauche quand ouvert */
    .act-acc-item::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        bottom: 0;
        width: 4px;
        border-radius: 4px 0 0 4px;
        opacity: 0;
        transition: opacity 0.3s;
    }

    .act-acc-item.open::before {
        opacity: 1;
    }

    .acc-green.act-acc-item::before {
        background: var(--c-green);
    }

    .acc-gold.act-acc-item::before {
        background: var(--c-gold);
    }

    .acc-blue.act-acc-item::before {
        background: var(--c-blue);
    }

    /* Panel */
    .act-acc-panel {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .act-acc-panel.open {
        max-height: 2000px;
    }

    .act-acc-inner {
        padding: 0 1.75rem 1.75rem;
        border-top: 1px solid var(--c-border);
    }

    /* ── Timeline inside panel ── */
    .act-timeline {
        display: flex;
        flex-direction: column;
        gap: 0;
        margin-top: 1.25rem;
        position: relative;
    }

    /* Ligne verticale */
    .act-timeline::before {
        content: '';
        position: absolute;
        left: 19px;
        top: 8px;
        bottom: 8px;
        width: 2px;
        background: var(--c-border);
        z-index: 0;
    }

    .act-tl-item {
        display: flex;
        gap: 1rem;
        padding: 0.75rem 0;
        position: relative;
    }

    /* Dot sur la ligne */
    .act-tl-dot {
        width: 40px;
        height: 40px;
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1rem;
        color: white;
        flex-shrink: 0;
        position: relative;
        z-index: 1;
        transition: transform 0.2s;
    }

    .act-tl-item:hover .act-tl-dot {
        transform: scale(1.1);
    }

    .acc-green .act-tl-dot {
        background: var(--c-green);
    }

    .acc-gold .act-tl-dot {
        background: var(--c-gold);
    }

    .acc-blue .act-tl-dot {
        background: var(--c-blue);
    }

    /* Statut dot (petite pastille) */
    .act-tl-dot::after {
        content: '';
        position: absolute;
        bottom: -3px;
        right: -3px;
        width: 12px;
        height: 12px;
        border-radius: 50%;
        border: 2px solid white;
    }

    .act-tl-item.statut-fait .act-tl-dot::after {
        background: #28a745;
    }

    .act-tl-item.statut-cours .act-tl-dot::after {
        background: #0d6efd;
    }

    .act-tl-item.statut-planifie .act-tl-dot::after {
        background: var(--c-gold);
    }

    .act-tl-item.statut-bientot .act-tl-dot::after {
        background: #adb5bd;
    }

    .act-tl-content {
        flex: 1;
        background: #fafafa;
        border-radius: 12px;
        padding: 0.85rem 1.1rem;
        border: 1px solid var(--c-border);
        transition: box-shadow 0.2s, border-color 0.2s;
    }

    .act-tl-item:hover .act-tl-content {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.07);
    }

    .acc-green .act-tl-item:hover .act-tl-content {
        border-color: rgba(0, 98, 65, 0.3);
    }

    .acc-gold .act-tl-item:hover .act-tl-content {
        border-color: rgba(184, 144, 46, 0.3);
    }

    .acc-blue .act-tl-item:hover .act-tl-content {
        border-color: rgba(0, 119, 182, 0.3);
    }

    .act-tl-head {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 0.5rem;
        flex-wrap: wrap;
        margin-bottom: 0.3rem;
    }

    .act-tl-name {
        font-size: 0.9rem;
        font-weight: 700;
        color: var(--c-text);
    }

    .act-tl-tag {
        font-size: 0.68rem;
        font-weight: 700;
        padding: 0.18rem 0.55rem;
        border-radius: 50px;
        white-space: nowrap;
        flex-shrink: 0;
    }

    .tag-fait {
        background: #d1e7dd;
        color: #0a3622;
    }

    .tag-cours {
        background: #cfe2ff;
        color: #0a58ca;
    }

    .tag-planifie {
        background: #fff3cd;
        color: #856404;
    }

    .tag-bientot {
        background: #e9ecef;
        color: #495057;
    }

    .act-tl-desc {
        font-size: 0.8rem;
        color: var(--c-muted);
        line-height: 1.5;
        margin-bottom: 0.4rem;
    }

    .act-tl-meta {
        display: flex;
        align-items: center;
        gap: 0.35rem;
        font-size: 0.74rem;
        font-weight: 600;
    }

    .acc-green .act-tl-meta {
        color: var(--c-green);
    }

    .acc-gold .act-tl-meta {
        color: var(--c-gold);
    }

    .acc-blue .act-tl-meta {
        color: var(--c-blue);
    }

    /* ── Responsive ── */
    @media (max-width: 640px) {
        .act-acc-trigger {
            padding: 1.1rem 1.1rem;
        }

        .act-acc-inner {
            padding: 0 1rem 1.25rem;
        }

        .act-timeline::before {
            left: 15px;
        }

        .act-tl-dot {
            width: 32px;
            height: 32px;
            font-size: 0.85rem;
        }

        .act-cat-title {
            font-size: 1.6rem;
        }
    }