/* Skills Marquee */
.skills-marquee {
    padding: var(--spacing-3xl) 0;
    background: var(--color-bg-elevated);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    overflow: hidden;
    position: relative;
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marquee 30s linear infinite;
}

.marquee-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    padding-right: var(--spacing-xl);
}

.skill-item {
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    font-weight: 500;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

.skill-divider {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    opacity: 0.5;
    will-change: transform;
    /* Hint to browser */
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* Work Section */
.work-section {
    padding: var(--spacing-5xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-lg);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-glow-subtle);
}

.section-label:hover {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-1px);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, var(--font-size-5xl));
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.project-card {
    position: relative;
    background: var(--color-bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transition: all var(--transition-base);
}

.project-card:hover {
    border-color: #fff;
    box-shadow: var(--shadow-glow-lg);
    background: var(--color-bg-hover);
}

.project-card.featured {
    grid-column: span 2;
}

.project-card.featured .project-image {
    height: 400px;
}

.project-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-slow);
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-placeholder,
.project-card:hover .project-img {
    transform: none !important;
}


.placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.placeholder-icon {
    font-size: 4rem;
}

.placeholder-text {
    font-family: var(--font-display);
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: white;
}

.nura-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.api-bg {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.dashboard-bg {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.chat-bg {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

.project-info {
    padding: var(--spacing-xl);
}

.project-tags {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: #fff;
}

.project-title {
    font-family: var(--font-display);
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.project-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-lg);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: #fff;
    transition: all 0.4s ease;
    position: relative;
    opacity: 0.8;
}

.project-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: #fff;
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
    transition: width 0.4s ease;
}

.project-link:hover::after {
    width: calc(100% - 24px);
}

.project-link:hover {
    color: #fff;
    opacity: 1;
    text-shadow: var(--text-glow);
}

.project-link svg {
    transition: transform var(--transition-base);
}

.project-link:hover svg {
    transform: translate(4px, -4px);
}