.case-card-grid { margin-top: 22px; }
.case-card-grid h2 { font-size: clamp(18px, 2.3vw, 23px); line-height: 1.2; }

.case-project {
    --case-accent: #b2d1ff;
    --case-glow: #315c9f4d;
    --case-border: #7399d34f;
    padding-top: clamp(23px, 3.5vw, 52px);
}
.case-tone-mint { --case-accent: #a4e5d0; --case-glow: #2b86783f; --case-border: #70c7ad4f; }
.case-tone-amber { --case-accent: #f4cd8b; --case-glow: #9d652a45; --case-border: #d6a46150; }
.case-tone-violet { --case-accent: #d6c5ff; --case-glow: #67519f55; --case-border: #a88ad74f; }

.case-intro {
    display: grid;
    grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr);
    gap: clamp(22px, 4.5vw, 68px);
    align-items: center;
    padding: clamp(22px, 4vw, 54px);
    border: 1px solid var(--case-border);
    border-radius: 24px 8px 24px 8px;
    background: radial-gradient(ellipse at 92% 2%, var(--case-glow), transparent 65%),
        linear-gradient(125deg, #16243a, #0c1525 65%);
    box-shadow: 0 25px 54px #0206105e, inset 0 1px #e2efff10;
}
.case-intro .category {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 13px;
    color: var(--case-accent);
}
.case-intro .category::before { content: ""; width: 22px; height: 1px; flex: none; background: currentColor; }
.case-intro h1 {
    font-size: clamp(37px, 5.3vw, 75px);
    font-weight: 680;
    line-height: 1.02;
    letter-spacing: -.055em;
    overflow-wrap: anywhere;
    text-wrap: balance;
}
.case-intro .detail-lead {
    max-width: 54ch;
    margin-block: 17px 23px;
    color: #bccbe1;
    line-height: 1.63;
}
.case-intro .detail-actions { gap: 10px; }

.case-screen {
    display: grid;
    align-content: start;
    min-width: 0;
    margin: 0;
    padding: clamp(7px, 1.2vw, 12px);
    border: 1px solid var(--case-border);
    border-radius: 15px 6px 15px 6px;
    background: linear-gradient(145deg, #182a43, #0a1526);
    box-shadow: 0 15px 34px #02081150, inset 0 1px #ffffff0d;
}
.case-screen > a {
    display: grid;
    place-items: center;
    overflow: hidden;
    border-radius: 9px;
    background: #080f1d;
}
.case-screen img {
    display: block;
    width: 100%;
    height: auto;
    max-height: 430px;
    object-fit: contain;
}
.case-screen-portrait img { width: min(100%, 235px); }
.case-screen figcaption {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 4px 2px;
    color: #b4c6df;
    font-size: .87rem;
    line-height: 1.35;
}
.case-screen figcaption span[aria-hidden] { color: var(--case-accent); }
.case-screen:focus-within { border-color: var(--case-accent); }
@media (hover: hover) {
    .case-screen img { transition: transform .22s ease; }
    .case-screen > a:hover img { transform: scale(1.015); }
}

.case-context, .case-functions, .case-gallery { margin-block: clamp(34px, 5.5vw, 74px); }
.case-context {
    display: grid;
    gap: clamp(20px, 4vw, 58px);
    align-items: start;
    padding-block: clamp(22px, 3vw, 38px);
    border-block: 1px solid var(--line);
}
.case-context-with-facts { grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); }
.case-context h2, .case-functions h2, .case-gallery h2 {
    font-size: clamp(26px, 3.5vw, 44px);
    font-weight: 650;
    line-height: 1.12;
    letter-spacing: -.04em;
    text-wrap: balance;
}
.case-context-copy p {
    max-width: 64ch;
    margin-top: 14px;
    color: #becce0;
    font-size: clamp(16px, 1.6vw, 19px);
    line-height: 1.68;
}
.case-facts {
    padding: clamp(16px, 2.5vw, 26px);
    border: 1px solid var(--case-border);
    border-radius: 15px 6px 15px 6px;
    background: linear-gradient(150deg, var(--case-glow), #111d30 85%);
}
.case-facts h3 { color: var(--case-accent); font-size: 1.04rem; font-weight: 680; }
.case-facts p { margin-top: 6px; color: #d1daeb; line-height: 1.55; }
.case-facts ul {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin: 13px 0 0;
    padding: 0;
    list-style: none;
}
.case-facts li {
    padding: 4px 8px;
    border: 1px solid #adcaef34;
    border-radius: 5px;
    background: #09152c67;
    color: #e3edfa;
    font-size: .8rem;
}

.case-function-list { margin-top: 16px; border-bottom: 1px solid var(--line); }
.case-function {
    display: grid;
    grid-template-columns: minmax(0, .8fr) minmax(0, 2fr);
    gap: 10px clamp(16px, 4vw, 64px);
    align-items: baseline;
    padding-block: clamp(15px, 2.6vw, 25px);
    border-top: 1px solid var(--line);
}
.case-function h3 {
    color: var(--case-accent);
    font-size: clamp(17px, 2vw, 22px);
    font-weight: 650;
    line-height: 1.25;
    letter-spacing: -.02em;
}
.case-function p { max-width: 77ch; color: #bac9de; line-height: 1.66; }

.case-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 270px), 1fr));
    align-items: start;
    gap: 15px;
    margin-top: 16px;
}
.case-gallery-grid:has(> :only-child) { max-width: 880px; }
.case-contact {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 14px 24px;
    padding: clamp(17px, 3vw, 31px);
    border-color: var(--case-border);
    background: linear-gradient(125deg, var(--case-glow), #101b2c 75%);
}
.case-contact h2 { font-size: clamp(19px, 2.6vw, 28px); line-height: 1.18; letter-spacing: -.03em; }
.case-related-link, .case-return { display: inline-flex; gap: 7px; align-items: center; min-height: 44px; color: var(--accent); font-weight: 650; }
.case-related-link:hover, .case-return:hover { text-decoration: underline; text-underline-offset: 4px; }
.case-return { margin-top: 10px; }

.case-lightbox {
    width: min(1280px, calc(100% - 24px));
    padding: 10px;
    color: var(--ink);
    background: #0b1627;
    border-radius: 14px;
}
.case-lightbox-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 0 0 8px 7px;
}
.case-lightbox-bar p { color: #d1def0; font-size: .9rem; }
.case-lightbox-close {
    flex: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #1b2c46;
    color: var(--ink);
    font-size: 24px;
    line-height: 1;
}
.case-lightbox-close:hover { background: #304569; }
.case-lightbox img {
    width: 100%;
    max-height: calc(100dvh - 100px);
    object-fit: contain;
    border-radius: 6px;
    background: #070e1b;
}

@media (max-width: 860px) {
    .case-intro, .case-context-with-facts { grid-template-columns: 1fr; }
    .case-intro .case-screen { width: 100%; }
}
@media (max-width: 560px) {
    .case-intro { padding: 17px; }
    .case-intro .detail-actions .button { padding-inline: 13px; min-height: 43px; font-size: .87rem; }
    .case-screen img { max-height: 385px; }
    .case-function { grid-template-columns: 1fr; }
}