/* ========================================
   PROJECT DETAIL PAGE
   ======================================== */

.project-detail-back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    text-decoration: none;
    margin-top: 1.5rem;
    transition: color 0.2s, gap 0.2s;
    font-family: "Archivo", sans-serif;
    font-weight: 300;
}

.project-detail-back:hover {
    color: var(--color-accent);
    gap: 0.75rem;
}

.project-detail-back i {
    transition: transform 0.2s;
}

.project-detail-back:hover i {
    transform: translateX(-3px);
}

/* --- Hero --- */

.project-detail-hero {
    padding: 2.5rem 0 2.5rem;
}

.project-detail-index {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 0.75rem;
    font-family: "Archivo", sans-serif;
    font-weight: 100;
}

.project-detail-title {
    font-size: clamp(2.2rem, 5vw, 4rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
    margin-bottom: 1.5rem;
    font-family: "Archivo", sans-serif;
    font-weight: 700;
}

.project-detail-meta {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.project-detail-year {
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    color: var(--color-text-muted);
    font-family: "Archivo", sans-serif;
    font-weight: 300;
}

.project-detail-meta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

/* --- Banner --- */

.project-detail-banner {
    width: 100%;
    height: 440px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    position: relative;
    margin-bottom: 4rem;
}

.project-detail-banner img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* --- Body grid: description + sidebar --- */

.project-detail-body {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 5rem;
    margin-bottom: 4.5rem;
    align-items: start;
}

.project-detail-section-label {
    font-size: 0.72rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    display: block;
    margin-bottom: 1rem;
    font-family: "Archivo", sans-serif;
    font-weight: 100;
}

.project-detail-description p {
    font-size: 0.95rem;
    line-height: 1.85;
    color: var(--color-text-muted);
    font-family: "Archivo", sans-serif;
    font-weight: 300;
    margin: 0 0 1rem;
}

.project-detail-description .kw {
    font-weight: 500;
    color: var(--color-accent);
}

/* --- Sidebar --- */

.project-detail-sidebar {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.project-detail-tech-list {
    display: flex;
    flex-direction: column;
}

.project-detail-tech-item {
    font-size: 0.88rem;
    color: var(--color-text-primary);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
    font-family: "Archivo", sans-serif;
    font-weight: 300;
}

.project-detail-sidebar-links {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

/* --- Gallery --- */

.project-detail-gallery {
    margin-bottom: 5rem;
}

.project-detail-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1.5rem;
}

.project-detail-gallery-item {
    aspect-ratio: 16 / 10;
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    background: var(--color-bg-main);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-family: "Archivo", sans-serif;
    font-weight: 300;
}

.project-detail-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ── Rythmus page palette (scoped via data-page="rythmus") ── */

[data-page="rythmus"] {
    --color-bg-body:          #020a14;
    --color-bg-main:          #050f1c;
    --color-bg-navbar:        #050f1c;
    --color-text-primary:     #cce8f8;
    --color-text-muted:       #4a7fa0;
    --color-accent:           #0881c8;
    --color-accent-dim:       rgba(8, 129, 200, 0.10);
    --color-border:           #0b2540;
    --color-progress-track:   #0b2540;
    --color-progress-bar:     #0881c8;
    --color-link:             #0881c8;
    --color-link-hover:       #3aa8f0;
    --color-shadow:           rgba(0, 0, 0, 0.75);
    --terrain-rgb-dark:       8,129,200;
    --terrain-shadow-dark:    rgba(8, 129, 200, 0.8);
    color-scheme: dark;
}

[data-page="rythmus"][data-theme="light"] {
    --color-bg-body:          #edf5fc;
    --color-bg-main:          #ffffff;
    --color-bg-navbar:        #ffffff;
    --color-text-primary:     #040d1a;
    --color-text-muted:       #2a6a9a;
    --color-accent:           #0881c8;
    --color-accent-dim:       rgba(8, 129, 200, 0.08);
    --color-border:           #b0d4ee;
    --color-progress-track:   #b0d4ee;
    --color-progress-bar:     #0881c8;
    --color-link:             #0881c8;
    --color-link-hover:       #065a90;
    --color-shadow:           rgba(0, 0, 0, 0.12);
    --terrain-rgb-light:      4,30,55;
    color-scheme: light;
}

/* --- Lightbox --- */

#lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    cursor: zoom-out;
}

#lightbox.is-open {
    opacity: 1;
    pointer-events: auto;
}

#lightbox-img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 8px;
    transform: scale(0.95);
    transition: transform 0.25s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
}

#lightbox.is-open #lightbox-img {
    transform: scale(1);
}

/* --- Responsive --- */

@media only screen and (max-width: 992px) {
    .project-detail-body {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .project-detail-banner {
        height: 280px;
    }

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

@media only screen and (max-width: 576px) {
    .project-detail-banner {
        height: 200px;
    }

    .project-detail-gallery-grid {
        grid-template-columns: 1fr;
    }
}