/* ===== Project Detail Page Styles ===== */

.project-detail-section {
    padding: 140px 0 120px;
}

/* Back Link */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-light);
    margin-bottom: 40px;
    transition: var(--transition);
}

.back-link:hover {
    color: var(--accent);
}

/* Project Header */
.project-detail-header {
    margin-bottom: 48px;
}

.project-detail-header .detail-category {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--white);
    background: var(--accent);
    padding: 6px 14px;
    margin-bottom: 16px;
}

.project-detail-header .detail-title {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--primary);
    margin-bottom: 12px;
}

.project-detail-header .detail-location {
    font-size: 1rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 8px;
}

.project-detail-header .detail-location::before {
    content: '📍';
    font-size: 0.9rem;
}

/* Project Gallery */
.project-gallery {
    margin-bottom: 60px;
}

.gallery-main {
    width: 100%;
    aspect-ratio: 16/9;
    overflow: hidden;
    margin-bottom: 16px;
    background: #f0f0f0;
}

.gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-thumbnails {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
}

.gallery-thumb {
    aspect-ratio: 16/10;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    background: #f0f0f0;
}

.gallery-thumb.active {
    border-color: var(--accent);
}

.gallery-thumb:hover {
    border-color: var(--accent);
    opacity: 0.85;
}

.gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Project Info */
.project-detail-info {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: start;
}

.info-specs {
    background: var(--secondary);
    padding: 36px;
}

.info-specs h3 {
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid #e0e0e0;
}

.spec-item {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 12px 0;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.spec-item:last-child {
    border-bottom: none;
}

.spec-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-light);
}

.spec-value {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--primary);
    text-align: right;
}

.info-description {
    padding-top: 8px;
}

.info-description h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.info-description .detail-concept {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--accent);
    background: rgba(201, 169, 110, 0.1);
    padding: 6px 14px;
    margin-bottom: 20px;
}

.info-description p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.9;
}

/* Not Found State */
.project-not-found {
    text-align: center;
    padding: 80px 0;
}

.project-not-found h2 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 16px;
}

.project-not-found p {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 32px;
}

/* Responsive */
@media (max-width: 768px) {
    .project-detail-section {
        padding: 120px 0 80px;
    }

    .project-detail-info {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .gallery-thumbnails {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 8px;
    }

    .info-specs {
        padding: 24px;
    }
}