/* ==========================================================
   CRONOGRAMA INTERATIVO — Expo Nerd Festival
   Timeline visual com abas, filtros e cards de eventos
   ========================================================== */

.cronograma {
    background: var(--light-gray);
    padding: 100px 40px;
}

/* ── Wrapper ── */
.cronograma-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

/* ── Abas dos Dias ── */
.cronograma-tabs {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 24px;
}

.crono-tab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 50px;
    border: 2px solid #E0E0E0;
    background: var(--white);
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    color: var(--mid-gray);
    cursor: pointer;
    transition: all 0.3s ease;
}

.crono-tab:hover {
    border-color: var(--lime);
    color: var(--dark);
}

.crono-tab.active {
    background: var(--dark);
    border-color: var(--dark);
    color: var(--lime);
}

.crono-tab.active i {
    color: var(--lime);
}

/* ── Filtros de Palco ── */
.cronograma-filters {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.crono-filter {
    padding: 8px 18px;
    border-radius: 50px;
    border: 1px solid #E0E0E0;
    background: var(--white);
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    color: var(--mid-gray);
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.3px;
}

.crono-filter:hover {
    border-color: var(--lime);
    color: var(--dark);
}

.crono-filter.active {
    background: var(--lime);
    border-color: var(--lime);
    color: var(--dark);
}

/* ── Painel de Dia ── */
.crono-day {
    display: none;
    animation: cronoFadeIn 0.4s ease;
}

.crono-day.active {
    display: block;
}

@keyframes cronoFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Timeline ── */
.timeline {
    position: relative;
}

/* ── Timeline Item ── */
.timeline-item {
    display: grid;
    grid-template-columns: 80px 40px 1fr;
    gap: 0;
    align-items: start;
    min-height: 72px;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.timeline-item.hidden {
    display: none;
}

.timeline-item:last-child .timeline-line {
    display: none;
}

/* ── Horário ── */
.timeline-time {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    padding-top: 16px;
    padding-right: 16px;
}

.time-start {
    font-family: var(--font-display);
    font-size: 20px;
    color: var(--dark);
    letter-spacing: 1px;
    line-height: 1;
}

.time-end {
    font-size: 11px;
    color: var(--mid-gray);
    margin-top: 2px;
}

/* ── Conector vertical ── */
.timeline-connector {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 18px;
}

.timeline-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 3px solid var(--lime);
    background: var(--white);
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.3);
}

.timeline-item.highlight .timeline-dot {
    width: 18px;
    height: 18px;
    border-width: 3px;
}

.dot-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    opacity: 0.3;
    animation: dotPulse 2s ease infinite;
}

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 0.3; }
    50%      { transform: scale(1.8); opacity: 0; }
}

.timeline-line {
    width: 2px;
    flex: 1;
    min-height: 40px;
    background: linear-gradient(to bottom, #D0D0D0, #E8E8E8);
}

/* ── Card do Evento ── */
.timeline-card {
    background: var(--white);
    border: 1px solid #EBEBEB;
    border-radius: 16px;
    padding: 16px 20px;
    margin: 6px 0 16px;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.timeline-card:hover {
    border-color: var(--lime);
    transform: translateX(6px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.timeline-item.highlight .timeline-card {
    border-left: 3px solid transparent;
}

.timeline-highlight-bar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    border-radius: 3px 0 0 3px;
}

.timeline-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
}

.timeline-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.timeline-card:hover .timeline-icon {
    transform: scale(1.1);
}

.timeline-card-info {
    flex: 1;
    min-width: 0;
}

.timeline-title {
    font-family: var(--font-display);
    font-size: 18px;
    letter-spacing: 0.5px;
    color: var(--dark);
    margin-bottom: 4px;
    line-height: 1.2;
}

.timeline-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.timeline-stage {
    font-size: 12px;
    color: var(--mid-gray);
    display: flex;
    align-items: center;
    gap: 4px;
}

.timeline-stage i {
    font-size: 13px;
}

.timeline-category-badge {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 50px;
}

/* ── Estado: "Ao Vivo" (durante o evento) ── */
.timeline-item.live .timeline-dot {
    border-color: #FF3B3B;
    animation: liveDot 1.5s ease infinite;
}

.timeline-item.live .timeline-card {
    border-color: #FF3B3B;
    box-shadow: 0 0 0 3px rgba(255, 59, 59, 0.1);
}

.timeline-item.live .timeline-card::after {
    content: 'AO VIVO';
    position: absolute;
    top: 8px;
    right: 12px;
    background: #FF3B3B;
    color: white;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 1px;
    padding: 3px 8px;
    border-radius: 50px;
    animation: liveBlink 1.5s ease infinite;
}

@keyframes liveDot {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 59, 59, 0.4); }
    50%      { box-shadow: 0 0 0 8px rgba(255, 59, 59, 0); }
}

@keyframes liveBlink {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.5; }
}

/* ── Estado: Passado ── */
.timeline-item.past .timeline-card {
    opacity: 0.5;
}

.timeline-item.past .timeline-dot {
    background: #D0D0D0;
    border-color: #D0D0D0;
}

.timeline-item.past .time-start {
    color: var(--mid-gray);
}

/* ── Legenda ── */
.cronograma-legend {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid #E0E0E0;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--mid-gray);
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

/* ── Empty State ── */
.cronograma-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--mid-gray);
}

.cronograma-empty i {
    font-size: 48px;
    opacity: 0.3;
    margin-bottom: 16px;
}

.cronograma-empty p {
    font-size: 15px;
}

/* ── Responsive ── */
@media (max-width: 768px) {
    .cronograma {
        padding: 60px 16px;
    }

    .cronograma-tabs {
        flex-direction: column;
        gap: 8px;
    }

    .crono-tab {
        justify-content: center;
    }

    .timeline-item {
        grid-template-columns: 60px 30px 1fr;
    }

    .time-start {
        font-size: 16px;
    }

    .timeline-title {
        font-size: 15px;
    }

    .timeline-card {
        padding: 14px 16px;
    }

    .timeline-icon {
        width: 36px;
        height: 36px;
        font-size: 17px;
    }

    .cronograma-filters {
        gap: 6px;
    }

    .crono-filter {
        padding: 6px 12px;
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .timeline-item {
        grid-template-columns: 50px 24px 1fr;
    }

    .timeline-time {
        padding-right: 8px;
    }

    .time-start {
        font-size: 14px;
    }

    .time-end {
        font-size: 10px;
    }

    .timeline-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}