.case-gallery { scroll-margin-top: 100px; }
.case-gallery .section-head h2 { font-size: clamp(28px, 3vw, 42px); }
.case-gallery-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px 20px; }
.case-shot { margin: 0; min-width: 0; }
.case-shot-link { position: relative; display: block; overflow: hidden; border: 1px solid var(--line); border-radius: 12px; background: var(--paper); }
.case-shot-link img { width: 100%; height: 240px; object-fit: contain; }
.case-shot-zoom { position: absolute; right: 12px; bottom: 12px; padding: 7px 12px; border-radius: 20px; background: var(--white); color: var(--purple); font-size: 13px; box-shadow: var(--shadow); }
.case-shot-link:hover { border-color: var(--purple); }
.case-shot-link:focus-visible, .case-viewer button:focus-visible { outline: 3px solid var(--purple); outline-offset: 4px; }
.case-shot figcaption { display: flex; align-items: baseline; gap: 8px; padding: 10px 0 0; }
.case-shot-number { color: var(--purple); font-size: 13px; font-weight: 700; }
.case-shot h3 { margin: 0; font-size: 14px; line-height: 1.6; }
body.case-viewer-open { overflow: hidden; }
.case-viewer { padding: 0; width: min(960px, calc(100vw - 40px)); max-width: none; height: min(94dvh, 1200px); max-height: 94dvh; border: 1px solid var(--line); border-radius: 16px; color: var(--ink); background: var(--white); }
.case-viewer[open] { display: flex; flex-direction: column; }
.case-viewer::backdrop { background: rgba(18, 17, 22, .65); }
.case-viewer-toolbar, .case-viewer-controls { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 20px; flex-shrink: 0; }
.case-viewer-toolbar { border-bottom: 1px solid var(--line); }
.case-viewer-toolbar p { margin: 0; font-size: 15px; font-weight: 700; }
.case-viewer button { flex-shrink: 0; min-height: 44px; padding: 8px 14px; border: 1px solid var(--line); border-radius: 8px; color: var(--ink); background: var(--white); cursor: pointer; }
.case-viewer button:hover { color: var(--purple); border-color: var(--purple); }
.case-viewer-scroll { overflow: auto; overscroll-behavior: contain; flex: 1; min-height: 0; background: var(--paper); }
.case-viewer-scroll img { width: 100%; height: auto; margin: 0 auto; }
.case-viewer-controls { border-top: 1px solid var(--line); font-size: 14px; }
@media (max-width: 960px) { .case-gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 600px) {
  .case-gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 12px; }
  .case-shot-link img { height: 160px; }
  .case-shot-zoom { right: 6px; bottom: 6px; padding: 4px 8px; font-size: 12px; }
  .case-shot h3 { font-size: 13px; }
  .case-viewer { width: calc(100vw - 16px); height: 96dvh; max-height: 96dvh; border-radius: 12px; }
  .case-viewer-toolbar, .case-viewer-controls { padding: 8px 12px; }
  .case-viewer-toolbar p { font-size: 13px; }
}