/* * 1. WORK PAGE LAYOUT
 */

#work-section {
    max-width: 1400px;
    margin: 0 auto;
    /* Adjusted for balanced tightness */
    padding: 2rem 5vw; 
    min-height: 60vh; 
}

/* * 2. TAG FILTER BAR
 */
.tags-bar {
    display: flex;
    gap: 0.75rem;
    /* Reduced bottom padding to tighten gap to grid */
    padding: 1rem 0 1.5rem 0;
    overflow-x: auto;
    /* Hide scrollbar */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}
.tags-bar::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.tag-filter {
    flex-shrink: 0; /* Prevent pills from shrinking */
    padding: 0.5rem 1.25rem;
    border-radius: 99px; /* Pill shape */
    border: 1px solid var(--color-border, #EAEAEA);
    background-color: var(--color-bg, #FFFFFF);
    color: var(--color-text-soft, #555555);
    font-weight: 500;
    transition: var(--transition-speed, 0.3s ease-in-out);
    text-transform: capitalize;
}

.tag-filter:hover {
    border-color: var(--color-text, #1A1A1A);
    color: var(--color-text, #1A1A1A);
}

.tag-filter.active {
    background-color: var(--color-accent, #003366);
    color: var(--color-bg, #FFFFFF);
    border-color: var(--color-accent, #003366);
}

/* * 3. PROJECT GRID VIEW
 */
.project-grid {
    display: grid;
    gap: 2rem;
    /* Responsive grid */
    grid-template-columns: 1fr; /* Mobile first */
}

/* --- NEW: Hidden Utility for Filtering --- */
.project-card.hidden {
    display: none;
}

.project-card {
    display: block;
    border-radius: var(--radius-cards, 12px);
    box-shadow: var(--shadow-cards, 0 4px 12px rgba(0, 0, 0, 0.05));
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition-speed, 0.3s ease-in-out), box-shadow var(--transition-speed, 0.3s ease-in-out);
    position: relative;
    /* Default State: Visible */
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover, 0 6px 16px rgba(0, 0, 0, 0.08));
}

.card-image-wrapper {
    aspect-ratio: 16 / 10;
    background-color: #f0f0f0; /* Placeholder */
}

.card-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
/* New <picture> element support */
.card-image-wrapper picture {
    width: 100%;
    height: 100%;
    display: block;
}
.card-image-wrapper picture img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card-content {
    /* Overlay on hover */
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2.5rem 1.5rem 1.5rem 1.5rem;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    color: white;
    opacity: 0;
    transform: translateY(10px);
    transition: opacity var(--transition-speed, 0.3s ease-in-out), transform var(--transition-speed, 0.3s ease-in-out);
}

.project-card:hover .card-content {
    opacity: 1;
    transform: translateY(0);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 700;
}

.card-tags {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 0.25rem;
    text-transform: capitalize;
}

.load-more-container {
    text-align: center;
    /* Reduced padding */
    padding: 2rem 0;
}

#load-more-btn {
    padding: 0.8rem 2.5rem;
    font-size: 1rem;
    font-weight: 500;
    border: 2px solid var(--color-text, #1A1A1A);
    color: var(--color-text, #1A1A1A);
    background-color: transparent;
    border-radius: 8px;
    transition: var(--transition-speed, 0.3s ease-in-out);
}

#load-more-btn:hover {
    background-color: var(--color-text, #1A1A1A);
    color: var(--color-bg, #FFFFFF);
}

#load-more-btn.hidden {
    display: none;
}

/* * 4. WORK-SPECIFIC VIEW STATE
 */
.tags-bar.hidden,
.project-grid.hidden,
.load-more-container.hidden {
    display: none;
}

/* When .view-detail is active on main, hide grid and show detail */
main.view-detail .tags-bar,
main.view-detail .project-grid,
main.view-detail .load-more-container {
    display: none;
}
main.view-detail .project-detail {
    display: block;
    animation: fadeIn 0.5s ease-in-out;
}

/* * 5. WORK-SPECIFIC RESPONSIVENESS
 */
@media (min-width: 768px) {
    .project-grid {
        /* 2 columns */
        grid-template-columns: 1fr 1fr;
    }
}