/* Concept case library */
.cs-wrap{min-height:calc(100vh - 78px)}
.cs-page{max-width:1300px;margin:auto;padding:52px 5% 70px}
.cs-heading{display:flex;justify-content:space-between;gap:40px;align-items:flex-end;margin:18px 0 8px}
.cs-heading h1{font-size:44px;letter-spacing:-1.8px;line-height:1.2;margin:0}
.cs-heading h1 em{font-style:italic;color:#7a8471}
.cs-heading p{font-size:13px;line-height:2;color:#6c766a;max-width:520px;margin:18px 0 0}
.cs-stats{display:flex;gap:34px;flex-shrink:0}
.cs-stats span{display:block;font:10px ui-monospace,monospace;letter-spacing:1.5px;color:#8a948a}
.cs-stats b{display:block;font:400 34px Georgia,serif;color:#2f3a2e;letter-spacing:-1px;margin-bottom:6px}
.cs-toolbar{display:flex;justify-content:space-between;gap:18px;align-items:center;margin:34px 0 22px;flex-wrap:wrap}
.cs-cats{display:flex;gap:8px;flex-wrap:wrap}
.cs-cats button{font-size:11px;padding:9px 14px;border:1px solid #d6dccd;background:none;border-radius:20px;color:#5c665b;cursor:pointer}
.cs-cats button.active{background:#2f3a2e;color:#eef2e7;border-color:#2f3a2e}
.cs-cats button small{opacity:.6;margin-left:3px}
.cs-search{display:flex;align-items:center;gap:8px;border:1px solid #d6dccd;border-radius:8px;padding:9px 13px;background:#fff;min-width:240px}
.cs-search span{color:#98a294}
.cs-search input{border:0;outline:0;font:12px system-ui;background:none;width:100%;color:#2f3a2e}
.cs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:10px}
.cs-card{display:flex;flex-direction:column;text-align:left;padding:0;background:#fbfbf6;border:1px solid #dfe3d4;border-radius:10px;overflow:hidden;cursor:pointer;transition:transform .25s,box-shadow .25s}
.cs-card:hover{transform:translateY(-3px);box-shadow:0 14px 34px #2f3a2e14}
.cs-cover{display:block;aspect-ratio:3/2;overflow:hidden;background:#e8ecdf}
.cs-cover img{width:100%;height:100%;object-fit:cover;display:block}
.cs-card-body{display:flex;flex-direction:column;gap:8px;padding:16px 18px 18px}
.cs-card-body small{font:9px ui-monospace,monospace;letter-spacing:1.5px}
.cs-card-body b{font-size:15px;font-weight:550;color:#2f3a2e;letter-spacing:-.2px}
.cs-card-body p{font-size:11px;line-height:1.85;color:#6c766a;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cs-card-meta{display:flex;gap:6px;flex-wrap:wrap}
.cs-card-meta i{font:9px ui-monospace,monospace;font-style:normal;color:#8a948a;border:1px solid #e0e4d6;border-radius:10px;padding:3px 8px}
.cs-empty-note{font:10px ui-monospace,monospace;letter-spacing:1px;color:#98a294;margin:26px 0 0}
.cs-pager{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin-top:26px}
.cs-pager button{font:11px ui-monospace,monospace;min-width:36px;padding:8px 10px;border:1px solid #d6dccd;background:none;border-radius:6px;color:#5c665b;cursor:pointer}
.cs-pager button.active{background:#2f3a2e;color:#eef2e7;border-color:#2f3a2e}
.cs-dots{align-self:end;padding:0 2px;color:#98a294}
.cs-detail .back-link{display:inline-block;font-size:11px;color:#6c766a;text-decoration:none;margin-bottom:22px}
.cs-detail-head{display:flex;justify-content:space-between;gap:36px;align-items:flex-end}
.cs-detail-head h1{font-size:38px;letter-spacing:-1.4px;line-height:1.25;margin:12px 0 14px}
.cs-detail-summary{font-size:13.5px;line-height:2.1;color:#4c574c;max-width:640px;margin:0}
.cs-detail-meta{display:flex;gap:16px;align-items:center;margin-top:20px;font-size:11px;color:#6c766a;flex-wrap:wrap}
.cs-badge{color:#fff;font-size:10px;padding:5px 11px;border-radius:12px}
.cs-swatch{width:17px;height:17px;border-radius:4px;border:1px solid #ffffff88;display:inline-block}
.cs-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:36px 0}
.cs-fig{margin:0;background:#fbfbf6;border:1px solid #dfe3d4;border-radius:10px;overflow:hidden}
.cs-fig img{width:100%;aspect-ratio:8/5;object-fit:cover;display:block;background:#e8ecdf}
.cs-fig figcaption{display:flex;flex-direction:column;gap:3px;padding:12px 15px}
.cs-fig figcaption b{font-size:12px;color:#2f3a2e;font-weight:550}
.cs-fig figcaption span{font:9.5px ui-monospace,monospace;letter-spacing:.5px;color:#98a294}
.cs-detail-cols{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:34px;border-top:1px solid #dfe3d4;padding-top:30px}
.cs-detail-cols h3{font-size:13px;font-weight:550;margin:0 0 14px;color:#2f3a2e}
.cs-detail-cols ul{margin:0;padding-left:18px;font-size:12px;line-height:2.2;color:#4c574c}
.cs-tags span{display:inline-block;font-size:11px;border:1px solid #dfe3d4;border-radius:14px;padding:5px 12px;margin:0 6px 8px 0;color:#5c665b}
.cs-note{font-size:11px;line-height:1.95;color:#8a948a;margin:0 0 12px}
.cs-empty{padding:40px 0}
@media(max-width:960px){.cs-heading{flex-direction:column;align-items:start;gap:20px}.cs-grid{grid-template-columns:repeat(2,1fr)}.cs-detail-head{flex-direction:column;align-items:start;gap:18px}.cs-gallery{grid-template-columns:1fr 1fr}.cs-detail-cols{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.cs-page{padding:34px 18px 50px}.cs-heading h1{font-size:31px;letter-spacing:-1px}.cs-grid{grid-template-columns:1fr}.cs-gallery{grid-template-columns:1fr}.cs-detail-cols{grid-template-columns:1fr}.cs-toolbar{flex-direction:column;align-items:stretch}.cs-search{min-width:0}}
/* Featured editorial cards & deep pagination (3000-entry edition) */
.cs-grid{grid-auto-flow:dense}
.cs-card.featured{grid-column:span 2}
.cs-card.featured .cs-cover{aspect-ratio:2.55/1}
.cs-card.featured .cs-card-body b{font-size:17px}
.cs-card.featured .cs-card-body p{-webkit-line-clamp:3}
.cs-pageinfo{font:10px ui-monospace,monospace;letter-spacing:.5px;color:#8a948a;align-self:center;margin:0 4px 0 10px}
.cs-jump{display:flex;align-items:center;gap:5px;font-size:10px;color:#8a948a;margin-left:4px}
.cs-jump input{width:56px;padding:7px;border:1px solid #d6dccd;border-radius:6px;font:11px ui-monospace,monospace;background:#fff}
.cs-jump button{border:1px solid #d6dccd;background:none;border-radius:6px;padding:7px 10px;cursor:pointer;color:#5c665b}
.cs-related{margin-top:44px;border-top:1px solid #dfe3d4;padding-top:28px}
.cs-related h3{font-size:13px;font-weight:550;margin:0 0 16px;color:#2f3a2e}
.cs-related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cs-related-card{display:flex;gap:12px;align-items:center;text-align:left;padding:12px;border:1px solid #dfe3d4;border-radius:9px;background:#fbfbf6;cursor:pointer;transition:border-color .2s}
.cs-related-card:hover{border-color:#2f3a2e}
.cs-related-card img{width:74px;height:56px;object-fit:cover;border-radius:6px;flex-shrink:0}
.cs-related-card b{font-size:12px;color:#2f3a2e;display:block;margin-bottom:3px;font-weight:550}
.cs-related-card small{font:9px ui-monospace,monospace;color:#8a948a}
.fp-cases-link{font-size:10px;color:#5c665b;border:1px solid #dfe3d4;border-radius:14px;padding:5px 10px;text-decoration:none;white-space:nowrap}
.fp-cases-link:hover{border-color:#2f3a2e;color:#2f3a2e}
@media(max-width:960px){.cs-card.featured{grid-column:span 1}.cs-card.featured .cs-cover{aspect-ratio:3/2}}
@media(max-width:620px){.cs-related-grid{grid-template-columns:1fr}.cs-pager{justify-content:flex-start}.cs-pageinfo{width:100%;margin:6px 0 0}}

/* Batch V: tag cloud filter, component/motion tags on cards, case breakdown. */
.cs-tagcloud{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0 2px;align-items:center}
.cs-tagcloud button{font:11px/1 'Noto Sans SC',system-ui;border:1px solid #dfe3d4;background:#fff;border-radius:14px;padding:6px 11px;color:#5c665b;cursor:pointer;transition:border-color .15s,color .15s}
.cs-tagcloud button:hover{border-color:#2f3a2e;color:#2f3a2e}
.cs-tagcloud button.active{background:#2f3a2e;border-color:#2f3a2e;color:#f7f7f2}
.cs-tagcloud button small{color:inherit;opacity:.55;margin-left:3px;font:9px ui-monospace,monospace}
.cs-card-tags{display:flex;gap:5px;flex-wrap:wrap;margin-top:6px}
.cs-card-tags i{font:9px ui-monospace,monospace;font-style:normal;color:#6d7a6b;border:1px dashed #d5dbcb;border-radius:10px;padding:3px 8px;background:#fbfcf8}
.cs-breakdown{margin-top:26px;border:1px solid #e0e4d6;border-radius:14px;padding:18px 20px;background:#fbfcf8}
.cs-breakdown h3{margin:0 0 6px;font-size:15px}
.cs-breakdown-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:10px;margin-top:12px}
.cs-breakdown-grid button{display:flex;flex-direction:column;gap:4px;align-items:flex-start;text-align:left;background:#fff;border:1px solid #dfe3d4;border-radius:10px;padding:12px 14px;cursor:pointer;transition:border-color .15s,transform .15s}
.cs-breakdown-grid button:hover{border-color:#2f3a2e;transform:translateY(-1px)}
.cs-breakdown-grid b{font-size:13px;color:#2f3a2e}
.cs-breakdown-grid small{font-size:11px;color:#8a948a;line-height:1.5}
.cs-breakdown-grid span{font:9px ui-monospace,monospace;color:#a5ad9f;margin-top:4px}
.bk-flash{outline:2px solid #526a42;outline-offset:3px;border-radius:8px;transition:outline-color .3s}
@media(prefers-reduced-motion:reduce){.cs-breakdown-grid button:hover{transform:none}}