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

/* ---- Back Link ---- */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gray-light);
    margin-bottom: 64px;
    transition: var(--transition);
}
.back-link:hover { color: var(--white); }
.back-link::before {
    content: '←';
    font-size: 16px;
}

/* ---- Project Hero ---- */
.project-hero {
    padding: 160px 0 80px;
    background: var(--black);
    border-bottom: 1px solid var(--gray-dark);
}
.project-number {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(80px, 14vw, 160px);
    font-weight: 800;
    color: var(--gray-dark);
    line-height: 1;
    margin-bottom: -16px;
    display: block;
}
.project-title {
    font-size: clamp(36px, 6vw, 72px);
    line-height: 1.05;
    margin-bottom: 28px;
    text-transform: uppercase;
    letter-spacing: -1px;
}
.project-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 8px;
}
.project-tag {
    font-size: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gray-light);
    border: 1px solid var(--gray);
    padding: 7px 18px;
}

/* ---- Project Details ---- */
.project-details {
    padding: 100px 0;
}
.project-details-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 80px;
    align-items: start;
}
.project-description h2 {
    font-size: clamp(24px, 3vw, 36px);
    text-transform: uppercase;
    margin-bottom: 24px;
}
.project-description > p {
    color: var(--gray-light);
    line-height: 1.9;
    margin-bottom: 48px;
    font-size: 15px;
}
.project-meta-list {
    display: flex;
    flex-direction: row;
    gap: 40px;
    border-top: 1px solid var(--gray-dark);
    padding-top: 36px;
    flex-wrap: nowrap;
    align-items: flex-start;
}
.project-meta-item h4 {
    font-size: 10px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gray-light);
    margin-bottom: 4px;
    font-family: 'Barlow', sans-serif;
    font-weight: 400;
}
.project-meta-item p {
    font-size: 15px;
    color: var(--white);
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 500;
    letter-spacing: 0.5px;
}
.project-main-image {
    overflow: hidden;
}
.project-main-image img {
    width: 100%;
    display: block;
    transition: transform 0.8s ease;
}
.project-main-image:hover img { transform: scale(1.03); }
.project-main-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--gray-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
}

/* ---- Project Gallery ---- */
.project-gallery-section {
    padding: 0 0 100px;
}
.gallery-label {
    font-size: 10px;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--gray-light);
    margin-bottom: 40px;
    display: block;
}
.project-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}
.gallery-item {
    overflow: hidden;
}
.gallery-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-placeholder {
    width: 100%;
    height: 280px;
    background: var(--gray-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ---- Other Projects Auto-Scroll ---- */
.other-projects-section {
    padding: 100px 0 0;
    border-top: 1px solid var(--gray-dark);
}
.other-projects-scroll {
    margin-top: 60px;
    overflow: hidden;
    width: 100%;
    padding-bottom: 100px;
}
.other-projects-track {
    display: flex;
    gap: 24px;
    width: max-content;
    animation: scrollProjects 36s linear infinite;
}
.other-projects-track:hover {
    animation-play-state: paused;
}
@keyframes scrollProjects {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}
.other-project-card {
    width: 280px;
    flex-shrink: 0;
}
.other-project-card a {
    display: block;
    text-decoration: none;
}
.other-project-thumb {
    width: 280px;
    height: 190px;
    overflow: hidden;
    background: var(--gray-dark);
    margin-bottom: 16px;
    position: relative;
}
.other-project-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}
.other-project-card:hover .other-project-thumb img { transform: scale(1.07); }
.other-project-thumb-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
}
.other-project-info h4 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 17px;
    font-weight: 600;
    color: var(--white);
    text-transform: uppercase;
    margin-bottom: 4px;
    transition: var(--transition);
}
.other-project-card:hover .other-project-info h4 { color: var(--gray-light); }
.other-project-info p {
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--gray-light);
    text-transform: uppercase;
}

/* ---- Responsive ---- */
@media (max-width: 900px) {
    .project-details-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    .project-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .project-hero { padding: 130px 0 60px; }
    .project-number { font-size: 80px; }
    .back-link { margin-bottom: 40px; }
}
@media (max-width: 480px) {
    .project-gallery {
        grid-template-columns: 1fr;
    }
    .other-project-card { width: 220px; }
    .other-project-thumb { width: 220px; height: 150px; }
}

/* ---- Lightbox ---- */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    align-items: center;
    justify-content: center;
}
.lightbox.active {
    display: flex;
}
.lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.93);
    cursor: pointer;
}
.lightbox-content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    max-width: 95vw;
    max-height: 95vh;
}
.lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    display: block;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.8);
    animation: lightboxFadeIn 0.3s ease;
}
@keyframes lightboxFadeIn {
    from { opacity: 0; transform: scale(0.94); }
    to   { opacity: 1; transform: scale(1); }
}
.lightbox-close {
    position: absolute;
    top: -16px;
    right: -16px;
    width: 44px;
    height: 44px;
    background: var(--white);
    border: none;
    color: var(--black);
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease, color 0.2s ease;
    border-radius: 0;
    font-weight: 300;
}
.lightbox-close:hover {
    background: var(--gray-light);
}
.gallery-item img {
    cursor: zoom-in;
}