/* Detail-page-only treatment. Loaded by public.project so the homepage keeps its own surface. */
.page-project .case-study-brief {
    max-width: 52rem;
    margin-top: 2.25rem;
    padding: 1.25rem 1.35rem 1.35rem;
    border-left: 2px solid var(--accent);
    background: var(--paper-deep);
}

.page-project .case-study-brief .eyebrow {
    margin-bottom: .55rem;
    color: var(--muted);
}

.page-project .case-study-brief > p:last-child {
    max-width: 48rem;
    color: var(--ink-soft);
    font-size: 1.02rem;
    line-height: 1.75;
}

.page-project .entry-cover {
    position: relative;
}

.page-project .case-study-proof {
    padding-top: clamp(2.5rem, 5vw, 4.5rem);
    padding-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.page-project .case-study-proof-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem 3rem;
    margin-bottom: 2rem;
}

.page-project .case-study-proof-heading .eyebrow {
    margin-bottom: .8rem;
    color: var(--accent);
}

.page-project .case-study-proof-heading h2 {
    max-width: 18ch;
}

.page-project .case-study-proof-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.page-project .case-study-proof-card {
    min-width: 0;
    margin: 0;
}

.page-project .case-study-proof-card a {
    display: block;
    overflow: hidden;
    border: 1px solid var(--line);
    background: var(--panel);
}

.page-project .case-study-proof-card img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
    object-position: top center;
    transition: transform 220ms ease, filter 220ms ease;
}

.page-project .case-study-proof-card a:hover img,
.page-project .case-study-proof-card a:focus-visible img {
    filter: saturate(1.08) contrast(1.04);
    transform: scale(1.025);
}

.page-project .case-study-proof-card figcaption {
    padding-top: .65rem;
    color: var(--muted);
    font-family: var(--mono);
    font-size: .6rem;
    line-height: 1.6;
}

.page-project .case-study-section {
    padding-top: clamp(3.5rem, 7vw, 6.5rem);
}

.page-project .case-study-index {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1.5rem 3rem;
    margin-bottom: clamp(3rem, 6vw, 5rem);
    padding-block: 1rem;
    border-block: 1px solid var(--line);
}

.page-project .case-study-index > .eyebrow {
    flex: 0 0 auto;
    color: var(--muted);
}

.page-project .case-study-index > div {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: .35rem .9rem;
}

.page-project .case-study-index a {
    color: var(--ink-soft);
    font-family: var(--mono);
    font-size: .68rem;
    text-decoration: underline;
    text-decoration-color: var(--line-strong);
    text-underline-offset: 4px;
}

.page-project .case-study-index a:hover {
    color: var(--ink);
    text-decoration-color: var(--accent);
}

.page-project .case-study-sidebar {
    position: sticky;
    top: 7.5rem;
    align-self: start;
}

.page-project .case-study-sidebar .project-stack {
    padding-top: 1.25rem;
    border-top: 1px solid var(--line);
}

.page-project .case-study-body {
    max-width: 52rem;
}

.page-project .case-study-block {
    scroll-margin-top: 7rem;
}

.page-project .case-study-block > h2 {
    max-width: 18ch;
}

.page-project .case-study-block .prose {
    max-width: 48rem;
}

.page-project .case-study-feature-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 1.5rem;
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--line);
    list-style: none;
}

.page-project .case-study-feature-list li {
    display: flex;
    align-items: baseline;
    gap: .7rem;
    min-height: 3.2rem;
    padding-block: .9rem;
    border-bottom: 1px solid var(--line);
    color: var(--ink-soft);
    font-size: .92rem;
}

.page-project .case-study-feature-list li > span:first-child {
    flex: 0 0 auto;
    color: var(--accent);
    font-family: var(--mono);
}

.page-project .case-study-gallery-section {
    scroll-margin-top: 7rem;
}

.page-project .case-study-gallery-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem 3rem;
    margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.page-project .case-study-gallery-heading .eyebrow {
    margin-bottom: 1rem;
    color: var(--accent);
}

.page-project .case-study-gallery-heading h2 {
    max-width: 15ch;
}

.page-project .case-study-gallery-hint {
    max-width: 22rem;
    color: var(--muted);
    font-family: var(--mono);
    font-size: .68rem;
    line-height: 1.7;
}

.page-project .case-study-gallery-trigger {
    cursor: zoom-in;
}

.page-project .case-study-gallery-trigger:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: -5px;
}

.page-project .gallery-item figcaption > span:first-child {
    overflow-wrap: anywhere;
}

.page-project .case-study-lightbox {
    width: min(92vw, 1120px);
    max-width: calc(100vw - 2rem);
    max-height: calc(100vh - 2rem);
    padding: 0;
    border: 1px solid #434841;
    background: #101114;
    color: var(--ink);
    box-shadow: 0 2rem 8rem rgba(0, 0, 0, .5);
}

.page-project .case-study-lightbox::backdrop {
    background: rgba(5, 5, 6, .84);
    backdrop-filter: blur(5px);
}

.page-project .case-study-lightbox-inner {
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    max-height: calc(100vh - 2rem);
}

.page-project .case-study-lightbox-header,
.page-project .case-study-lightbox-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.2rem;
    border-color: #434841;
}

.page-project .case-study-lightbox-header {
    border-bottom: 1px solid #434841;
}

.page-project .case-study-lightbox-header .eyebrow {
    color: var(--accent);
}

.page-project .case-study-lightbox-close,
.page-project .case-study-lightbox-control {
    border: 1px solid #596050;
    background: transparent;
    color: var(--ink);
    font-family: var(--mono);
    font-size: .68rem;
    line-height: 1.4;
}

.page-project .case-study-lightbox-close {
    display: inline-flex;
    align-items: center;
    gap: .65rem;
    min-height: 2.4rem;
    padding: .5rem .7rem;
}

.page-project .case-study-lightbox-close span {
    color: var(--accent);
    font-size: 1.2rem;
    line-height: .8;
}

.page-project .case-study-lightbox-control {
    min-width: 2.35rem;
    min-height: 2.35rem;
    padding: .45rem .65rem;
}

.page-project .case-study-lightbox-control:hover,
.page-project .case-study-lightbox-close:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.page-project .case-study-lightbox-control:disabled {
    cursor: not-allowed;
    opacity: .35;
}

.page-project .case-study-lightbox-figure {
    min-height: 0;
    padding: 1rem;
}

.page-project .case-study-lightbox-viewport {
    display: grid;
    place-items: center;
    min-height: min(62vh, 42rem);
    max-height: min(68vh, 48rem);
    overflow: auto;
    background: #050506;
}

.page-project .case-study-lightbox-image {
    width: min(100%, 84rem);
    max-width: none;
    max-height: min(62vh, 42rem);
    object-fit: contain;
    transform: scale(1);
    transform-origin: center;
    transition: transform 180ms ease;
}

.page-project .case-study-lightbox-figure figcaption {
    min-height: 1.5rem;
    padding-top: .75rem;
    color: #c5cabb;
    font-family: var(--mono);
    font-size: .65rem;
}

.page-project .case-study-lightbox-footer {
    flex-wrap: wrap;
    border-top: 1px solid #434841;
}

.page-project .case-study-lightbox-nav,
.page-project .case-study-lightbox-zoom {
    display: flex;
    align-items: center;
    gap: .45rem;
}

.page-project .case-study-lightbox-nav > span,
.page-project .case-study-lightbox-zoom > span {
    min-width: 3.5rem;
    color: #c5cabb;
    font-family: var(--mono);
    font-size: .65rem;
    text-align: center;
}

@media (max-width: 820px) {
    .page-project .case-study-sidebar {
        position: static;
    }

    .page-project .case-study-index {
        display: block;
    }

    .page-project .case-study-index > div {
        justify-content: flex-start;
        margin-top: .8rem;
    }

    .page-project .case-study-proof-heading {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 580px) {
    .page-project .case-study-proof-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-project .case-study-feature-list {
        grid-template-columns: minmax(0, 1fr);
    }

    .page-project .case-study-gallery-heading {
        display: block;
    }

    .page-project .case-study-gallery-hint {
        margin-top: 1rem;
    }

    .page-project .case-study-lightbox {
        max-width: calc(100vw - 1rem);
        max-height: calc(100vh - 1rem);
    }

    .page-project .case-study-lightbox-inner {
        max-height: calc(100vh - 1rem);
    }

    .page-project .case-study-lightbox-header,
    .page-project .case-study-lightbox-footer {
        padding-inline: .75rem;
    }

    .page-project .case-study-lightbox-figure {
        padding: .75rem;
    }

    .page-project .case-study-lightbox-viewport {
        min-height: 45vh;
        max-height: 54vh;
    }

    .page-project .case-study-lightbox-image {
        max-height: 50vh;
    }
}

@media (prefers-reduced-motion: reduce) {
    .page-project .case-study-lightbox-image {
        transition: none;
    }
}