/* === BRUTALIST PORTFOLIO SYSTEM === */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&display=swap');

:root {
    --bg: #faf8f4;
    --fg: #1c1914;
    --border: #1c1914;
    --grid: rgba(90, 65, 30, 0.07);
    --accent: #1c1914;
    --muted: #7a7268;
    --hover-bg: #ede9e2;
    --font-mono: 'IBM Plex Mono', monospace;
    --font-serif: 'Libre Baskerville', serif;
    --unit: 8px;
    --border-width: 2px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

body.player-active {
    padding-bottom: 96px;
}

.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        repeating-linear-gradient(0deg, transparent, transparent calc(var(--unit) * 10 - 1px), var(--grid) calc(var(--unit) * 10 - 1px), var(--grid) calc(var(--unit) * 10)),
        repeating-linear-gradient(90deg, transparent, transparent calc(var(--unit) * 10 - 1px), var(--grid) calc(var(--unit) * 10 - 1px), var(--grid) calc(var(--unit) * 10));
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
}

/* === HEADER === */

.header {
    border-bottom: var(--border-width) solid var(--border);
    padding: calc(var(--unit) * 4) calc(var(--unit) * 3);
    position: sticky;
    top: 0;
    background: var(--bg);
    z-index: 100;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
}

.site-title {
    font-family: var(--font-mono);
    font-size: 32px;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: calc(var(--unit) * 2);
}

.page-title {
    font-family: var(--font-mono);
    font-size: 28px;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: calc(var(--unit) * 2);
    margin-top: calc(var(--unit) * 2);
}

.metadata {
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.meta-label {
    color: var(--muted);
}

.meta-value {
    color: var(--muted);
    font-weight: 500;
    margin-right: calc(var(--unit) * 2);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

#status {
    animation: pulse 2s ease-in-out infinite;
}

.meta-separator {
    margin: 0 calc(var(--unit) * 2);
    color: var(--muted);
}

.back-link {
    font-size: 13px;
    letter-spacing: 0.05em;
    text-decoration: none;
    color: var(--fg);
    font-weight: 500;
    transition: opacity 0.2s;
    display: inline-block;
}

.back-link:hover {
    opacity: 0.6;
}

/* === PORTFOLIO GRID === */

.portfolio-grid {
    max-width: 1400px;
    margin: 0 auto;
    padding: calc(var(--unit) * 6) calc(var(--unit) * 3);
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: calc(var(--unit) * 4);
}

.portfolio-card {
    border: var(--border-width) solid var(--border);
    padding: calc(var(--unit) * 6);
    background: var(--bg);
    transition: all 0.2s ease;
    text-decoration: none;
    color: inherit;
    display: block;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.portfolio-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 4px 4px 0 var(--border);
}

.card-number {
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--muted);
    margin-bottom: calc(var(--unit) * 3);
}

.card-title {
    font-family: var(--font-serif);
    font-size: 24px;
    line-height: 1.2;
    margin-bottom: calc(var(--unit) * 2);
    font-weight: 700;
    text-transform: uppercase;
}

.card-meta {
    font-size: 11px;
    letter-spacing: 0.05em;
    color: var(--muted);
}

/* === TRACKS LIST === */

.tracks-list {
    max-width: 1000px;
    margin: 0 auto;
    padding: calc(var(--unit) * 4) calc(var(--unit) * 3);
}

.track-item {
    display: grid;
    grid-template-columns: 60px 1fr auto;
    gap: calc(var(--unit) * 3);
    align-items: center;
    padding: calc(var(--unit) * 3);
    border: var(--border-width) solid var(--border);
    margin-bottom: calc(var(--unit) * 2);
    transition: all 0.2s ease;
}

.track-item:hover {
    transform: translate(-2px, -2px);
    box-shadow: 2px 2px 0 var(--border);
}

.track-number {
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--muted);
}

.track-info {
    min-width: 0;
}

.track-title {
    font-family: var(--font-serif);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: calc(var(--unit));
    line-height: 1.3;
}

.track-meta {
    font-size: 10px;
    letter-spacing: 0.05em;
    color: var(--muted);
}

.track-actions {
    display: flex;
    gap: calc(var(--unit));
}

.track-btn {
    background: transparent;
    border: var(--border-width) solid var(--border);
    padding: calc(var(--unit)) calc(var(--unit) * 2);
    font-size: 10px;
    letter-spacing: 0.1em;
    cursor: pointer;
    font-family: var(--font-mono);
    font-weight: 600;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    gap: calc(var(--unit));
}

.track-btn:hover {
    background: var(--fg);
    color: var(--bg);
}

.play-btn {
    width: 32px;
    height: 32px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* === MONICA EUROPE ALBUM GRID === */

.album-grid {
    max-width: 1400px;
    margin: 0 auto;
    padding: calc(var(--unit) * 4) calc(var(--unit) * 3);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: calc(var(--unit) * 3);
}

.album-item {
    border: var(--border-width) solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--bg);
}

.album-item:hover {
    transform: translate(-4px, -4px);
    box-shadow: 4px 4px 0 var(--border);
}

.album-cover {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    display: block;
}


/* === BOOKLET SIDEBAR === */

.booklet-sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 380px;
    bottom: 64px;
    background: var(--bg);
    border-left: var(--border-width) solid var(--border);
    overflow-y: auto;
    z-index: 1001;
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.booklet-sidebar.open {
    transform: translateX(0);
}

.booklet-sidebar-header {
    position: sticky;
    top: 0;
    background: var(--bg);
    border-bottom: var(--border-width) solid var(--border);
    padding: calc(var(--unit) * 2) calc(var(--unit) * 3);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    letter-spacing: 0.1em;
    z-index: 1;
}

.booklet-sidebar-close {
    background: transparent;
    border: var(--border-width) solid var(--border);
    width: 32px;
    height: 32px;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    font-family: var(--font-mono);
    flex-shrink: 0;
}

.booklet-sidebar-close:hover {
    background: var(--fg);
    color: var(--bg);
}

.booklet-sidebar img {
    width: 100%;
    display: block;
    border-bottom: 1px solid var(--border);
}

.booklet-sidebar img:last-child {
    border-bottom: none;
}

.bts-caption {
    font-family: 'Times New Roman', Times, serif;
    font-size: 13px;
    line-height: 1.6;
    padding: calc(var(--unit) * 3);
    color: var(--fg);
}

/* === A 100 GRID === */

.a100-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
    padding: calc(var(--unit) * 4) calc(var(--unit) * 3);
}

.a100-grid img {
    width: 100%;
    aspect-ratio: 210 / 297;
    object-fit: cover;
    display: block;
    border: var(--border-width) solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
}

.a100-grid img:hover {
    transform: translate(-2px, -2px);
    box-shadow: 2px 2px 0 var(--border);
}

@media (max-width: 768px) {
    .a100-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 3px;
        padding: calc(var(--unit) * 2);
    }
}

/* === CHRONIK PHOTO GRID === */

.photo-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: calc(var(--unit));
    padding: calc(var(--unit) * 4) calc(var(--unit) * 3);
}

.photo-item {
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border: var(--border-width) solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
}

.photo-item:hover {
    transform: translate(-2px, -2px);
    box-shadow: 2px 2px 0 var(--border);
}

.photo-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* === LIGHTBOX === */

.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg);
    z-index: 99999;
    display: none;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox-image {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border: var(--border-width) solid var(--border);
}

.lightbox-close {
    position: absolute;
    top: calc(var(--unit));
    right: calc(var(--unit));
    background: var(--bg);
    border: var(--border-width) solid var(--border);
    width: 32px;
    height: 32px;
    font-size: 16px;
    color: var(--fg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100000;
}

.lightbox-close:hover {
    background: var(--fg);
    color: var(--bg);
}

.lightbox-nav-left,
.lightbox-nav-right {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 50%;
    cursor: pointer;
    z-index: 99999;
}

.lightbox-nav-left {
    left: 0;
    cursor: w-resize;
}

.lightbox-nav-right {
    right: 0;
    cursor: e-resize;
}

.lightbox-info {
    position: absolute;
    bottom: calc(var(--unit) * 3);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: calc(var(--unit) * 3);
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--muted);
}

.lightbox-counter,
.lightbox-date {
    background: var(--bg);
    border: var(--border-width) solid var(--border);
    padding: calc(var(--unit)) calc(var(--unit) * 2);
}

/* === FOOTER === */

.footer {
    padding: calc(var(--unit) * 3);
    text-align: center;
}

.footer-content {
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--muted);
}

/* === RESPONSIVE === */

@media (max-width: 768px) {
    .portfolio-grid,
    .tracks-list {
        padding: calc(var(--unit) * 2);
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .header {
        padding: calc(var(--unit) * 2);
    }
    
    .site-title,
    .page-title {
        font-size: 24px;
    }
    
    .track-item {
        grid-template-columns: 40px 1fr;
    }
    
    .track-actions {
        grid-column: 2;
        margin-top: calc(var(--unit) * 2);
    }
    
    .photo-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: calc(var(--unit));
        padding: calc(var(--unit) * 2);
    }
    
    .lightbox-image {
        max-width: 95vw;
        max-height: 85vh;
    }
}

/* === MIXES === */

.mixes-list {
    border-top: var(--border-width) solid var(--border);
}

.mix-item {
    border-bottom: var(--border-width) solid var(--border);
}

.mix-header {
    display: flex;
    align-items: center;
    gap: calc(var(--unit) * 3);
    padding: calc(var(--unit) * 2) calc(var(--unit) * 3);
    cursor: pointer;
    user-select: none;
}

.mix-header:hover {
    background: var(--hover-bg);
}

.mix-number {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--muted);
    width: 20px;
    flex-shrink: 0;
}

.mix-thumb {
    width: 52px;
    height: 52px;
    object-fit: cover;
    flex-shrink: 0;
    border: 1px solid var(--border);
    display: block;
}

.mix-title-row {
    flex: 1;
    min-width: 0;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mix-date {
    font-size: 11px;
    letter-spacing: 0.04em;
    color: var(--muted);
    flex-shrink: 0;
    font-variant-numeric: tabular-nums;
}

.mix-toggle {
    font-family: var(--font-mono);
    font-size: 18px;
    line-height: 1;
    color: var(--muted);
    width: 20px;
    text-align: center;
    flex-shrink: 0;
    transition: transform 0.25s ease;
}

.mix-item.open .mix-toggle {
    transform: rotate(45deg);
}

.mix-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mix-item.open .mix-body {
    max-height: 480px;
}

.mix-body-inner {
    display: flex;
    gap: calc(var(--unit) * 5);
    padding: calc(var(--unit) * 4) calc(var(--unit) * 3) calc(var(--unit) * 5);
    border-top: 1px solid var(--hover-bg);
}

.mix-cover-large {
    width: 200px;
    height: 200px;
    object-fit: cover;
    flex-shrink: 0;
    border: var(--border-width) solid var(--border);
    display: block;
}

.mix-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: calc(var(--unit) * 2);
    justify-content: center;
}

.mix-info-title {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.mix-info-date {
    font-size: 11px;
    letter-spacing: 0.04em;
    color: var(--muted);
}

.mix-description {
    font-size: 11px;
    color: var(--muted);
    line-height: 1.7;
    letter-spacing: 0.02em;
}

.mix-play-btn {
    width: 48px;
    height: 48px;
    background: var(--fg);
    color: var(--bg);
    border: var(--border-width) solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.15s, color 0.15s;
    margin-top: calc(var(--unit));
}

.mix-play-btn:hover {
    background: var(--bg);
    color: var(--fg);
}

@media (max-width: 768px) {
    .mix-header {
        padding: calc(var(--unit) * 2);
        gap: calc(var(--unit) * 2);
    }

    .mix-body-inner {
        flex-direction: column;
        gap: calc(var(--unit) * 3);
        padding: calc(var(--unit) * 3) calc(var(--unit) * 2) calc(var(--unit) * 4);
    }

    .mix-cover-large {
        width: 100%;
        height: auto;
        aspect-ratio: 1 / 1;
    }

    .mix-item.open .mix-body {
        max-height: 800px;
    }
}

/* === ANIMATIONS === */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.portfolio-card,
.track-item,
.photo-item {
    animation: fadeIn 0.4s ease backwards;
}

.portfolio-card:nth-child(1),
.track-item:nth-child(1),
.photo-item:nth-child(1) { animation-delay: 0.05s; }
.portfolio-card:nth-child(2),
.track-item:nth-child(2),
.photo-item:nth-child(2) { animation-delay: 0.1s; }
.portfolio-card:nth-child(3),
.track-item:nth-child(3),
.photo-item:nth-child(3) { animation-delay: 0.15s; }
.portfolio-card:nth-child(4),
.track-item:nth-child(4),
.photo-item:nth-child(4) { animation-delay: 0.2s; }
.portfolio-card:nth-child(5),
.track-item:nth-child(5),
.photo-item:nth-child(5) { animation-delay: 0.25s; }
.portfolio-card:nth-child(6),
.track-item:nth-child(6),
.photo-item:nth-child(6) { animation-delay: 0.3s; }