/* ==========================================
   Pixel Art Discography Page Styles
   棉雲/WTGM Official Site
   ========================================== */

/* ===== Page Header ===== */

.page-header {
    padding: var(--space-8) 0 var(--space-6);
    background: var(--color-bg-darker);
    border-bottom: var(--border-width-thick) var(--border-style) var(--color-border-light);
}

.page-title {
    font-family: var(--font-pixel-ja);
    font-size: var(--font-size-3xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.page-title svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-accent-beige);
}

.page-description {
    text-align: center;
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
}

/* ===== Controls Section ===== */

.controls-section {
    padding: var(--space-4) 0;
    background: var(--color-bg-dark);
    border-bottom: var(--border-width) var(--border-style) var(--color-border-dark);
}

.controls-wrapper {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    align-items: center;
}

/* Search Box */
.search-box {
    flex: 1;
    min-width: 200px;
    display: flex;
    align-items: center;
    gap: var(--space-1);
    background: var(--color-bg-card);
    border: var(--border-width) var(--border-style) var(--color-border-light);
    padding: var(--space-1) var(--space-2);
    position: relative;
}

.search-box svg {
    width: 20px;
    height: 20px;
    stroke: var(--color-text-tertiary);
    flex-shrink: 0;
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--color-text-primary);
    font-family: var(--font-pixel-ja);
    font-size: var(--font-size-sm);
    outline: none;
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

/* Search Clear Button */
.search-clear-btn {
    padding: 4px;
    background: transparent;
    border: none;
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.search-clear-btn:hover {
    color: var(--color-text-primary);
}

.search-clear-btn svg {
    width: 16px;
    height: 16px;
}

/* Search Results Count */
.search-results-count {
    text-align: center;
    padding: var(--space-2) 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-family: var(--font-pixel-ja);
}

/* View Controls */
.view-controls {
    display: flex;
    gap: 4px;
}

.view-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-card);
    border: var(--border-width) var(--border-style) var(--color-border-dark);
    color: var(--color-text-tertiary);
    transition: all var(--transition-fast);
}

.view-btn:hover {
    border-color: var(--color-border-light);
    background: var(--color-bg-card-hover);
}

.view-btn.active {
    background: var(--color-secondary);
    border-color: var(--color-border-light);
    color: var(--color-text-primary);
}

.view-btn svg {
    width: 20px;
    height: 20px;
}

/* Filter Controls */
.filter-controls {
    display: flex;
    gap: 4px;
}

.filter-btn {
    padding: var(--space-1) var(--space-2);
    background: var(--color-bg-card);
    border: var(--border-width) var(--border-style) var(--color-border-dark);
    color: var(--color-text-secondary);
    font-family: var(--font-pixel-en);
    font-size: var(--font-size-xs);
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--color-border-light);
    background: var(--color-bg-card-hover);
}

.filter-btn.active {
    background: var(--color-secondary);
    border-color: var(--color-border-light);
    color: var(--color-text-primary);
}

/* Sort Select */
.sort-select {
    padding: var(--space-1) var(--space-2);
    background: var(--color-bg-card);
    border: var(--border-width) var(--border-style) var(--color-border-light);
    color: var(--color-text-primary);
    font-family: var(--font-pixel-ja);
    font-size: var(--font-size-sm);
    cursor: pointer;
}

.sort-select:focus {
    outline: none;
    border-color: var(--color-border-accent);
}

/* ===== Releases Section ===== */

.releases-section {
    background: var(--color-bg-dark);
}

.releases-grid {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

/* Gallery View */
.releases-grid.gallery-view {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
}

/* List View */
.releases-grid.list-view {
    grid-template-columns: 1fr;
}

.releases-grid.list-view .release-card {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.releases-grid.list-view .release-jacket {
    width: 120px;
    height: 120px;
    flex-shrink: 0;
}

.releases-grid.list-view .release-info {
    flex: 1;
    text-align: left;
}

/* Release Card */
.release-card {
    background: var(--color-bg-card);
    border: var(--border-width) var(--border-style) var(--color-border-light);
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
    animation: pixelFadeIn var(--transition-base) forwards;
    opacity: 0;
}

.release-card:hover {
    border-color: var(--color-border-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-pixel-md);
}

.release-jacket {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
    border-bottom: var(--border-width) var(--border-style) var(--color-border-dark);
    background: var(--color-bg-darker);
}

.release-jacket img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    background: var(--color-bg-darker);
    /* Smooth fade-in when loaded */
    opacity: 0;
    transition: opacity var(--transition-base);
}

.release-jacket img.loaded {
    opacity: 1;
}

/* Skeleton Loading for Images */
.release-jacket::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            var(--color-bg-darker) 0%,
            var(--color-bg-card) 50%,
            var(--color-bg-darker) 100%);
    background-size: 200% 100%;
    animation: skeletonLoading 1.5s ease-in-out infinite;
    z-index: 1;
    pointer-events: none;
}

/* Hide skeleton when image is loaded */
.release-jacket:has(img.loaded)::before {
    display: none;
}

@keyframes skeletonLoading {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.release-type-badge {
    position: absolute;
    top: var(--space-1);
    right: var(--space-1);
    background: var(--color-secondary);
    color: var(--color-text-primary);
    padding: 4px var(--space-1);
    font-size: var(--font-size-xs);
    font-family: var(--font-pixel-en);
    border: var(--border-width) var(--border-style) var(--color-border-light);
}

.release-info {
    padding: var(--space-2);
    text-align: center;
}

.release-title {
    font-size: var(--font-size-base);
    margin-bottom: 4px;
    color: var(--color-text-primary);
}

.release-artist {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    margin-bottom: 4px;
}

.release-date {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    font-family: var(--font-pixel-en);
}

/* ===== Loading State ===== */

.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
    gap: var(--space-2);
}

.spinner {
    width: 32px;
    height: 32px;
    border: var(--border-width-thick) var(--border-style) var(--color-border-light);
    border-top-color: var(--color-accent-beige);
    animation: pixelSpin 1s steps(8) infinite;
}

@keyframes pixelSpin {
    to {
        transform: rotate(360deg);
    }
}

.loading p {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

/* ===== No Results ===== */

.no-results {
    text-align: center;
    padding: var(--space-8);
}

.no-results svg {
    width: 64px;
    height: 64px;
    stroke: var(--color-text-muted);
    margin: 0 auto var(--space-3);
}

.no-results p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
}

/* ===== Responsive Design ===== */

@media (max-width: 768px) {
    .page-title {
        font-size: var(--font-size-2xl);
    }

    .controls-wrapper {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        min-width: 100%;
    }

    .view-controls,
    .filter-controls {
        justify-content: center;
    }

    .releases-grid.gallery-view {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .releases-grid.list-view .release-jacket {
        width: 80px;
        height: 80px;
    }
}

@media (max-width: 640px) {
    .page-title {
        font-size: var(--font-size-xl);
        flex-direction: column;
        gap: var(--space-1);
    }

    .page-title svg {
        width: 32px;
        height: 32px;
    }

    .releases-grid.gallery-view {
        grid-template-columns: repeat(2, 1fr);
    }
}