/* ===== Highlights Section ===== */
.highlights {
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
    padding-bottom: var(--space-2xl);
}

.highlights::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 800px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
}

.highlights-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.highlight-feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.highlight-feature:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.highlight-feature svg {
    color: var(--accent-primary);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.video-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.video-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.video-thumbnail {
    position: relative;
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.05);
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all var(--transition-base);
    opacity: 0.9;
}

.video-card:hover .video-play-btn {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

.video-title {
    padding: var(--space-lg);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
}

.highlights-cta {
    text-align: center;
    margin-top: var(--space-xl);
}

/* ===== Projects Section ===== */
.projects {
    background: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.project-card[data-href] {
    cursor: pointer;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.project-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(59, 130, 246, 0.25);
}

.project-card:hover::before {
    opacity: 1;
}

.project-card:hover::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
    border-radius: var(--radius-xl);
    pointer-events: none;
}

.project-card:hover .project-icon {
    transform: scale(1.1);
    transition: transform var(--transition-base);
}

.project-card.featured {
    grid-column: span 1;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-lg);
}

.project-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    background: var(--bg-tertiary);
}

.project-icon svg {
    width: 24px;
    height: 24px;
}

.project-icon.rust {
    color: var(--rust-color);
    background: rgba(222, 165, 132, 0.1);
}

.project-icon.go {
    color: var(--go-color);
    background: rgba(0, 173, 216, 0.1);
}

.project-icon.firecracker {
    color: var(--firecracker-color);
    background: rgba(255, 107, 53, 0.1);
}

.project-links {
    display: flex;
    gap: var(--space-sm);
}

.project-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--text-tertiary);
    transition: all var(--transition-fast);
}

.project-link:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.project-title {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
}

.project-tagline {
    font-size: 0.9375rem;
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: var(--space-md);
}

.project-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.project-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.feature svg {
    color: #22c55e;
    flex-shrink: 0;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* ===== About Section ===== */
.about {
    background: var(--bg-primary);
}

.about-summary {
    max-width: 900px;
    margin: 0 auto var(--space-3xl);
    text-align: center;
}

.about-lead {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    line-height: 1.8;
    margin-bottom: var(--space-lg);
}

.about-lead strong {
    color: var(--text-primary);
}

.about-highlights {
    margin-bottom: var(--space-3xl);
}

.highlights-title {
    font-size: 1.5rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--space-xl);
    color: var(--text-primary);
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.highlight-category {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.highlight-category h4 {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: var(--space-md);
}

.highlight-category ul {
    list-style: none;
}

.highlight-category li {
    position: relative;
    padding-left: var(--space-lg);
    margin-bottom: var(--space-sm);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.highlight-category li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 7px;
    width: 6px;
    height: 6px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.about-skills-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.skills-group {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.skills-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.certs-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

/* ===== Experience Section ===== */
.experience {
    background: var(--bg-secondary);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-left: var(--space-2xl);
    padding-bottom: var(--space-2xl);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -5px;
    top: 6px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--accent-primary);
}

.timeline-item:hover .timeline-marker {
    background: var(--accent-primary);
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.timeline-content:hover {
    border-color: var(--border-light);
}

.timeline-header {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-md);
}

.timeline-title {
    font-size: 1.125rem;
    font-weight: 600;
}

.timeline-company {
    color: var(--accent-primary);
    font-weight: 500;
}

.timeline-date {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin-left: auto;
}

.timeline-description {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.timeline-tags span {
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ===== Contact Section ===== */
.contact {
    background: var(--bg-primary);
    text-align: center;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-content .section-title {
    margin-bottom: var(--space-md);
}

.contact-description {
    color: var(--text-secondary);
    font-size: 1.0625rem;
    margin-bottom: var(--space-2xl);
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-weight: 500;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.contact-link:hover {
    border-color: var(--border-light);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.contact-link.email:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.contact-link.linkedin:hover {
    border-color: #0077b5;
    color: #0077b5;
}

.contact-link.github:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

.contact-link.whatsapp:hover {
    border-color: #25d366;
    color: #25d366;
}

.contact-link.twitter:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--space-xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-text {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.footer-location {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}