/* ============================================
   MARQUEE ANIMATION (Portfolio)
   ============================================ */
.marquee-wrapper {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: var(--space-8) 0 var(--space-4) 0;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.marquee-track {
    display: flex;
    gap: var(--space-8);
    width: max-content;
    will-change: transform;
    padding-left: var(--space-8);
    /* Animation handled by JS for interactive control */
}

.project-card-frame {
    min-width: 400px;
    height: 300px;
    border: 8px solid white;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    background: white;
    transition: transform 0.3s ease;
    flex-shrink: 0;
    position: relative;
}

.project-card-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

/* Hover Effect: Scale Image */
.project-card-frame:hover img {
    transform: scale(1.1);
}

/* Hover Effect: Reveal Overlay */
.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.4));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-6);
    opacity: 0;
    transition: opacity 0.3s ease;
}

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

.project-title {
    color: white;
    font-size: var(--text-xl);
    font-weight: bold;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    margin: 0;
}

.project-category {
    color: var(--color-primary);
    font-size: var(--text-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
    transform: translateY(20px);
    transition: transform 0.3s ease 0.1s;
    margin: 0;
}

.project-card-frame:hover .project-title,
.project-card-frame:hover .project-category {
    transform: translateY(0);
}

/* Controls */
.marquee-controls {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-4);
    margin-bottom: var(--space-4);
    position: relative;
    z-index: 20;
}

.marquee-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: white;
    border: 2px solid #EEE;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.marquee-btn:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

@media (max-width: 767px) {
    .project-card-frame {
        min-width: 280px;
        height: 200px;
    }
}