/* =====================================================
   DESIGN CONNECTION — PROJECT DETAIL & CASE STUDY STYLES
===================================================== */

.project-detail-hero {
    padding: 170px 0 90px;
    background: var(--off-white);
    color: var(--text-primary);
}

.project-detail-heading {
    width: min(var(--content-max), calc(100% - 80px));
    margin: 0 auto 60px;
}

.project-detail-heading .eyebrow {
    display: block;
    margin-bottom: 20px;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--brand-blue);
}

.project-detail-heading h1 {
    max-width: 960px;
    margin: 0 0 24px;
    font-family: var(--font-heading);
    font-size: clamp(48px, 6.5vw, 100px);
    font-weight: 400;
    line-height: 0.96;
    letter-spacing: -0.04em;
    color: var(--text-primary);
}

.project-detail-heading p {
    max-width: 680px;
    margin: 0;
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.project-detail-image {
    width: min(var(--container-max), calc(100% - 80px));
    margin: 0 auto;
}

.project-image-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #e8e6e1;
    cursor: pointer;
}

.project-detail-image .project-image-wrapper {
    aspect-ratio: 16 / 9;
}

.project-image-wrapper img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.project-image-wrapper:hover img {
    transform: scale(1.025);
}

/* Gallery Expand Hover Badge */
.gallery-expand-hint {
    position: absolute;
    bottom: 20px;
    right: 20px;
    padding: 8px 16px;
    background: rgba(17, 17, 17, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity var(--transition-fast), transform var(--transition-fast);
    pointer-events: none;
}

.project-image-wrapper:hover .gallery-expand-hint,
.project-image-wrapper:focus-visible .gallery-expand-hint {
    opacity: 1;
    transform: translateY(0);
}

.project-image-wrapper:focus-visible {
    outline: 2px solid var(--brand-blue);
    outline-offset: 4px;
}

/* ================= CASE STUDY CONTENT SECTIONS ================= */
.project-overview,
.project-details,
.project-content-section {
    width: min(var(--content-max), calc(100% - 80px));
    margin: 0 auto;
    padding: 60px 0;
}

.project-section-label {
    display: flex;
    gap: 24px;
    margin-bottom: 50px;
    font-size: 10px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.project-section-label span:first-child {
    color: var(--brand-blue);
    font-weight: 600;
}

.project-details .project-section-label span:first-child {
    color: var(--brand-yellow);
}

.project-overview-content,
.project-text {
    max-width: 1200px;
}

.project-overview-content h2,
.project-text h2 {
    margin: 0 0 30px;
    font-family: var(--font-heading);
    font-size: clamp(38px, 5vw, 68px);
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.035em;
    color: #ffffff;
}

.project-overview-content h2 em,
.project-text h2 em {
    color: var(--text-muted);
    font-style: normal;
}

.project-overview-content p,
.project-text p {
    max-width: 650px;
    margin: 0;
    font-size: 17px;
    line-height: 1.8;
    color: var(--text-light-muted);
}

/* Project Details Metadata Grid */
.project-details-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 24px;
    border-top: 1px solid var(--cream-border);
    border-bottom: 1px solid var(--cream-border);
    padding: 40px 0;
}

.project-details-grid div {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.project-details-grid span {
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-light-muted);
}

.project-details-grid strong {
    font-size: 16px;
    font-weight: 500;
    color: #ffffff;
}

/* ================= EDITORIAL GALLERY LAYOUTS ================= */
.editorial-gallery {
    width: 100%;
}

.project-large-image {
    width: min(var(--container-max), calc(100% - 80px));
    margin: 0 auto 90px;
}

.project-large-image .project-image-wrapper {
    aspect-ratio: 16 / 9;
}

.project-image-pair-section {
    width: min(var(--container-max), calc(100% - 80px));
    margin: 0 auto 90px;
}

.project-image-pair {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.project-image-pair .project-image-wrapper {
    aspect-ratio: 4 / 3;
}

/* ================= RELATED PROJECTS SECTION ================= */
.related-projects-section {
    background: var(--cream-surface);
    color: var(--text-primary);
    padding: 130px 0 140px;
    border-top: 1px solid var(--cream-border);
}

.related-intro {
    width: min(var(--content-max), calc(100% - 80px));
    margin: 0 auto 60px;
}

.related-intro h2 {
    font-family: var(--font-heading);
    font-size: clamp(36px, 4.5vw, 60px);
    font-weight: 400;
    letter-spacing: -0.03em;
}

/* ================= PROJECT DETAIL CTA ================= */
.project-cta {
    padding: 150px 24px;
    text-align: center;
    background: var(--black);
    color: var(--white);
}

.project-cta .eyebrow {
    display: block;
    margin-bottom: 24px;
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--brand-blue);
}

.project-cta h2 {
    max-width: 840px;
    margin: 0 auto 40px;
    font-family: var(--font-heading);
    font-size: clamp(48px, 6.5vw, 96px);
    font-weight: 400;
    line-height: 0.98;
    letter-spacing: -0.04em;
}

.project-cta h2 em {
    color: var(--text-muted);
    font-style: normal;
}

.project-cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
}

/* ================= FULLSCREEN LIGHTBOX MODAL ================= */
.project-lightbox {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
    background: rgba(10, 10, 10, 0.96);
}

.project-lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox-backdrop {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.lightbox-header {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 40px;
    color: var(--white);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.lightbox-meta {
    display: flex;
    align-items: center;
    gap: 24px;
}

.lightbox-caption {
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.85);
}

.lightbox-counter {
    font-size: 11px;
    letter-spacing: 0.18em;
    color: var(--brand-blue);
    font-weight: 500;
}

.lightbox-close {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: var(--white);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--white);
    transform: rotate(90deg);
}

.lightbox-stage {
    position: relative;
    z-index: 2;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 30px 30px;
    user-select: none;
}

.lightbox-image-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    max-height: calc(100vh - 120px);
}

.lightbox-image-container img {
    max-width: 88vw;
    max-height: 80vh;
    object-fit: contain;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
    transition: transform var(--transition-fast);
}

.lightbox-nav {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: var(--white);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
    flex-shrink: 0;
}

.lightbox-nav:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--white);
}

.lightbox-prev:hover {
    transform: translateX(-3px);
}

.lightbox-next:hover {
    transform: translateX(3px);
}

/* ================= PROJECT DETAIL RESPONSIVE ================= */
@media (max-width: 1024px) {

    .project-detail-heading,
    .project-detail-image,
    .project-overview,
    .project-details,
    .project-content-section,
    .project-large-image,
    .project-image-pair-section,
    .related-intro {
        width: calc(100% - 48px);
    }

    .project-details-grid {
        grid-template-columns: repeat(3, 1fr);
        row-gap: 30px;
    }
}

@media (max-width: 768px) {
    .project-detail-hero {
        padding: 130px 0 60px;
    }

    .project-detail-heading {
        margin-bottom: 40px;
    }

    .project-overview,
    .project-details,
    .project-content-section {
        padding: 60px 0;
    }

    .project-details-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 28px 16px;
    }

    .project-image-pair {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .project-detail-image .project-image-wrapper,
    .project-large-image .project-image-wrapper {
        aspect-ratio: 4 / 3;
    }

    .project-large-image,
    .project-image-pair-section {
        margin-bottom: 50px;
    }

    .project-cta {
        padding: 100px 20px;
    }

    .project-cta-buttons {
        flex-direction: column;
    }

    .lightbox-header {
        padding: 16px 20px;
    }

    .lightbox-stage {
        padding: 10px 10px 20px;
    }

    .lightbox-nav {
        width: 38px;
        height: 38px;
    }

    .lightbox-image-container img {
        max-width: 94vw;
        max-height: 75vh;
    }
}