/* ==========================================================================
   history-timeline.css
   Composant: timeline de "Il s'est passé un [jour mois]" — cards modernes
   verticais conectados por uma linha temporal, com badge de ano à esquerda
   e card de evento à direita. Responsivo: mobile vira coluna única.
   ========================================================================== */

.history-timeline {
    margin: 48px 0;
    padding: 32px 24px;
    background: linear-gradient(180deg, #fafbff 0%, #f4f7fc 100%);
    border-radius: 18px;
    border: 1px solid rgba(99, 102, 241, 0.12);
    box-shadow: 0 4px 24px rgba(15, 23, 42, 0.04);
}

.history-timeline__header {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.history-timeline__icon {
    flex: 0 0 auto;
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
    display: grid;
    place-items: center;
    color: #fff;
    font-size: 1.5rem;
    box-shadow: 0 6px 16px rgba(79, 70, 229, 0.28);
}

.history-timeline__title {
    margin: 0 0 6px;
    font-size: 1.55rem;
    font-weight: 700;
    color: #0f172a;
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.history-timeline__lead {
    margin: 0;
    color: #475569;
    font-size: 0.98rem;
    line-height: 1.5;
}

.history-timeline__lead strong {
    color: #1e293b;
}

/* ----- Lista timeline ----- */
.history-timeline__list {
    list-style: none;
    margin: 0;
    padding: 0;
    counter-reset: history;
    position: relative;
}

.history-timeline__list::before {
    content: "";
    position: absolute;
    left: 102px;
    top: 16px;
    bottom: 16px;
    width: 2px;
    background: linear-gradient(180deg,
        rgba(99, 102, 241, 0.0) 0%,
        rgba(99, 102, 241, 0.25) 8%,
        rgba(99, 102, 241, 0.25) 92%,
        rgba(99, 102, 241, 0.0) 100%);
    z-index: 0;
}

.history-timeline__item {
    display: grid;
    grid-template-columns: 96px 1fr;
    gap: 24px;
    align-items: stretch;
    margin-bottom: 18px;
    position: relative;
    z-index: 1;
}

.history-timeline__item:last-child { margin-bottom: 0; }

/* ----- Year badge (à esquerda) ----- */
.history-timeline__year-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: #fff;
    border: 2px solid var(--accent, #6366f1);
    border-radius: 14px;
    padding: 10px 6px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.06);
    position: relative;
    min-height: 76px;
}

.history-timeline__year-badge::after {
    /* dot connector */
    content: "";
    position: absolute;
    right: -14px;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent, #6366f1);
    box-shadow: 0 0 0 4px #fff;
    z-index: 2;
}

.history-timeline__year {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--accent, #4f46e5);
    line-height: 1.1;
    letter-spacing: -0.01em;
}

.history-timeline__delta {
    font-size: 0.7rem;
    color: #64748b;
    margin-top: 4px;
    font-weight: 500;
    line-height: 1.1;
}

/* ----- Card de evento ----- */
.history-timeline__card {
    background: #fff;
    border-radius: 14px;
    padding: 18px 22px;
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
    transition: transform .18s ease, box-shadow .18s ease;
}

.history-timeline__card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(15, 23, 42, 0.08);
}

.history-timeline__card-head {
    margin-bottom: 10px;
}

.history-timeline__chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--chip-color, #6366f1) 12%, white);
    color: var(--chip-color, #4f46e5);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.history-timeline__chip i {
    font-size: 0.85rem;
}

.history-timeline__event {
    margin: 0 0 8px;
    color: #0f172a;
    font-size: 1rem;
    line-height: 1.55;
    font-weight: 500;
}

.history-timeline__summary {
    margin: 0;
    color: #64748b;
    font-size: 0.92rem;
    line-height: 1.5;
}

.history-timeline__credit {
    margin: 28px 0 0;
    padding-top: 18px;
    border-top: 1px dashed rgba(15, 23, 42, 0.08);
    font-size: 0.82rem;
    font-style: italic;
    color: #64748b;
    text-align: center;
}

.history-timeline__credit a {
    color: #4f46e5;
    text-decoration: none;
}

.history-timeline__credit a:hover { text-decoration: underline; }

.history-timeline__empty {
    margin: 16px 0 0;
    padding: 18px;
    background: #fff;
    border-radius: 12px;
    color: #475569;
    text-align: center;
    border: 1px dashed rgba(15, 23, 42, 0.12);
}

.history-timeline__empty a {
    color: #4f46e5;
    font-weight: 600;
}

/* ----- Mobile (< 640px) — vira coluna única ----- */
@media (max-width: 640px) {
    .history-timeline {
        padding: 22px 14px;
        margin: 32px 0;
    }
    .history-timeline__header {
        gap: 12px;
    }
    .history-timeline__icon {
        width: 44px;
        height: 44px;
        font-size: 1.2rem;
    }
    .history-timeline__title { font-size: 1.25rem; }
    .history-timeline__lead { font-size: 0.92rem; }

    .history-timeline__list::before { display: none; }

    .history-timeline__item {
        grid-template-columns: 1fr;
        gap: 0;
        margin-bottom: 14px;
    }

    .history-timeline__year-badge {
        flex-direction: row;
        gap: 10px;
        padding: 8px 14px;
        min-height: 0;
        border-radius: 12px 12px 0 0;
        border-bottom: none;
        justify-content: flex-start;
    }
    .history-timeline__year-badge::after { display: none; }
    .history-timeline__delta { margin-top: 0; font-size: 0.78rem; }

    .history-timeline__card {
        border-radius: 0 0 12px 12px;
        border-top: none;
    }
}

/* ----- Dark mode ----- */
body.dark-mode .history-timeline {
    background: linear-gradient(180deg, #1e293b 0%, #172033 100%);
    border-color: rgba(99, 102, 241, 0.18);
}
body.dark-mode .history-timeline__header { border-bottom-color: rgba(255,255,255,0.06); }
body.dark-mode .history-timeline__title { color: #f1f5f9; }
body.dark-mode .history-timeline__lead { color: #94a3b8; }
body.dark-mode .history-timeline__lead strong { color: #e2e8f0; }
body.dark-mode .history-timeline__year-badge {
    background: #0f172a;
    border-color: var(--accent, #6366f1);
    box-shadow: 0 4px 12px rgba(0,0,0,0.4);
}
body.dark-mode .history-timeline__year-badge::after { box-shadow: 0 0 0 4px #1e293b; }
body.dark-mode .history-timeline__year { color: #c7d2fe; }
body.dark-mode .history-timeline__delta { color: #94a3b8; }
body.dark-mode .history-timeline__card {
    background: #0f172a;
    border-color: rgba(255,255,255,0.06);
    color: #e2e8f0;
}
body.dark-mode .history-timeline__event { color: #f1f5f9; }
body.dark-mode .history-timeline__summary { color: #94a3b8; }
body.dark-mode .history-timeline__credit {
    color: #94a3b8;
    border-top-color: rgba(255,255,255,0.08);
}
body.dark-mode .history-timeline__credit a { color: #c7d2fe; }