/* ============================================
   NOSSA HISTÓRIA - Timeline
   ============================================ */

.historia {
    background: var(--gradient-section-bg);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-2xl) 0;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--color-royal-blue), transparent);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--space-4xl);
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-luxury);
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-marker {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.timeline-dot {
    width: 16px;
    height: 16px;
    background: var(--color-royal-blue);
    border-radius: 50%;
    border: 3px solid var(--color-white);
    box-shadow: var(--shadow-glow);
    transition: var(--transition-base);
}

.timeline-item:hover .timeline-dot {
    transform: scale(1.3);
    box-shadow: var(--shadow-glow-strong);
}

.timeline-content {
    width: calc(50% - 40px);
    padding: var(--space-xl);
    text-align: left;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: auto;
    margin-left: 0;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: auto;
    margin-right: 0;
}

.timeline-year {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: var(--text-3xl);
    font-weight: 700;
    color: var(--color-royal-blue);
    margin-bottom: var(--space-sm);
}

.timeline-content h3 {
    font-family: var(--font-serif);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: var(--space-sm);
}

.timeline-content p {
    font-size: var(--text-base);
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.timeline-image-placeholder {
    width: 100%;
    height: 150px;
    background: linear-gradient(135deg, var(--color-bg-section), var(--color-silver-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Mobile Timeline */
@media (max-width: 768px) {
    .timeline {
        padding: var(--space-lg) 0;
    }

    .timeline-line {
        left: 20px;
    }

    .timeline-item {
        opacity: 1;
        transform: translateY(0);
    }

    .timeline-item,
    .timeline-item:nth-child(even) {
        flex-direction: row;
        padding-left: 50px;
        margin-bottom: var(--space-2xl);
    }

    .timeline-marker {
        left: 20px;
    }

    .timeline-dot {
        width: 12px;
        height: 12px;
    }

    .timeline-content {
        width: 100%;
        padding: var(--space-lg);
    }

    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin: 0;
    }

    .timeline-year {
        font-size: var(--text-xl);
    }

    .timeline-content h3 {
        font-size: var(--text-lg);
    }

    .timeline-content p {
        font-size: var(--text-sm);
    }

    .timeline-image-placeholder {
        height: 120px;
    }
}

@media (max-width: 480px) {
    .timeline-item,
    .timeline-item:nth-child(even) {
        padding-left: 40px;
    }

    .timeline-line {
        left: 15px;
    }

    .timeline-marker {
        left: 15px;
    }

    .timeline-content {
        padding: var(--space-md);
    }

    .timeline-year {
        font-size: var(--text-lg);
    }

    .timeline-image-placeholder {
        height: 100px;
    }
}