/* ARIANE  Onglets, sous-onglets, boutons de plage de dates, phases */

        /* Sous-onglets (charts ? Graphiques / Analyse des tendances) */
        .sub-tabs-nav {
            display: flex;
            gap: 8px;
            margin-bottom: 20px;
            border-bottom: 2px solid rgba(102,126,234,0.2);
            padding-bottom: 8px;
        }
        .sub-tab-btn {
            padding: 8px 20px;
            border: none;
            background: transparent;
            color: #888;
            border-radius: 8px 8px 0 0;
            cursor: pointer;
            font-size: 0.95em;
            font-weight: 600;
            transition: all 0.2s;
        }
        .sub-tab-btn.active {
            background: rgba(102,126,234,0.12);
            color: #667eea;
            border-bottom: 2px solid #667eea;
        }
        .sub-tab-btn:hover:not(.active) { background: rgba(102,126,234,0.06); color: #667eea; }

        /* Phase rows – Historique des tendances */
        .phases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }
        @media (max-width: 900px) { .phases-grid { grid-template-columns: repeat(2, 1fr); } }
        @media (max-width: 560px) { .phases-grid { grid-template-columns: 1fr; } }
        .phase-card {
            border-radius: 12px;
            padding: 14px 16px;
            padding-top: 18px;
            background: rgba(0,0,0,0.03);
            border: 1.5px solid rgba(var(--card-rgb), 0.22);
            transition: transform .18s, box-shadow .18s, border-color .18s;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .phase-card-topbar {
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 4px;
        }
        .phase-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 0 18px 3px rgba(var(--card-rgb), 0.35), 0 6px 18px rgba(0,0,0,0.1);
            border-color: rgba(var(--card-rgb), 0.55);
        }
        .phase-card.current-phase {
            background: rgba(6,214,160,0.06);
        }
        .phase-card .phase-num {
            font-size: 0.72em;
            font-weight: 700;
            letter-spacing: .5px;
            opacity: .7;
        }
        .phase-card .phase-hours {
            font-size: 1.25em;
            font-weight: 800;
            letter-spacing: -0.5px;
            line-height: 1.1;
        }
        .phase-card .phase-freq {
            font-size: 0.72em;
            font-weight: 600;
            opacity: .65;
        }
        .phase-card .phase-dates {
            font-size: 0.78em;
            color: #888;
        }
        .phase-card .phase-stats {
            font-size: 0.74em;
            color: #aaa;
        }
        .phase-card .badge-current {
            display: inline-block;
            padding: 2px 9px;
            border-radius: 20px;
            font-size: 0.68em;
            font-weight: 700;
            background: #06d6a0;
            color: white;
            align-self: flex-start;
        }
        .phase-ups-btn {
            margin-top: 4px;
            background: none;
            border: 1px solid rgba(var(--card-rgb), 0.3);
            border-radius: 6px;
            color: rgba(var(--card-rgb), 0.8);
            font-size: 0.68em;
            font-weight: 600;
            padding: 3px 8px;
            cursor: pointer;
            align-self: flex-start;
            transition: background .15s, color .15s;
        }
        .phase-ups-btn:hover {
            background: rgba(var(--card-rgb), 0.12);
            color: rgb(var(--card-rgb));
        }
        .phase-ups-panel {
            display: none;
            margin-top: 6px;
            max-height: 180px;
            overflow-y: auto;
            border-top: 1px solid rgba(var(--card-rgb), 0.15);
            padding-top: 6px;
        }
        .phase-ups-panel.open { display: block; }
        .phase-ups-day {
            font-size: 0.72em;
            color: #bbb;
            line-height: 1.7;
        }
        .phase-ups-day strong {
            color: #ddd;
            font-weight: 600;
            margin-right: 4px;
        }

        .tab-content {
            display: none;
        }

        .tab-content.active {
            display: block;
        }