.archive-head{background:var(--navy-soft);border-bottom:1px solid var(--line)}.archive-head-inner{padding:clamp(48px,7vw,88px) var(--gutter);max-width:820px}.archive-head h1{word-break:keep-all;margin-top:4px}.archive-head .lead{margin-top:20px}.entry-list{border-top:1px solid var(--line);margin:0;padding:0;list-style:none}.entry-list>li{border-bottom:1px solid var(--line)}.entry{grid-template-columns:minmax(0,1fr) 260px;align-items:center;gap:32px;padding-block:28px;display:grid}.entry-plain{grid-template-columns:150px minmax(0,1fr);align-items:baseline;gap:24px}.entry-meta{letter-spacing:.04em;color:var(--navy);margin:0 0 10px;font-size:13px;font-weight:700}.entry h2{word-break:keep-all;font-size:21px;line-height:1.45}.entry h2 a{color:var(--ink)}.entry h2 a:hover{color:var(--navy)}.entry p{color:var(--muted);word-break:keep-all;margin-top:9px;line-height:1.7}.entry time{color:var(--muted-2);margin-top:10px;font-size:13px;display:block}.entry-shot{margin:0}.entry-shot img{aspect-ratio:3/2;object-fit:cover;border-radius:var(--radius-m);background:var(--line);width:100%;height:auto;display:block}.detail{max-width:760px}.detail-meta{letter-spacing:.04em;color:var(--navy);margin:0 0 12px;font-size:13px;font-weight:700}.detail h1{word-break:keep-all}.detail time{color:var(--muted-2);margin-top:16px;font-size:14px;display:block}.detail-summary{background:var(--navy-soft);border:1px solid var(--line);border-radius:var(--radius-m);color:var(--ink-2);word-break:keep-all;margin-top:22px;padding:20px 22px;line-height:1.75}.detail-cover{margin:32px 0 0}.detail-cover img{aspect-ratio:3/2;object-fit:cover;border-radius:var(--radius-m);background:var(--line);width:100%;height:auto;display:block}.prose{color:var(--ink-2);word-break:keep-all;margin-top:32px;line-height:1.85}.prose>*+*{margin-top:18px}.prose h2{color:var(--ink);margin-top:40px;font-size:24px}.prose h3{color:var(--ink);margin-top:32px;font-size:19px}.prose ul,.prose ol{padding-left:20px}.prose li+li{margin-top:7px}.prose blockquote{border-left:2px solid var(--navy);background:var(--navy-soft);color:var(--muted);padding:14px 20px}.prose a{color:var(--navy);border-bottom:1px solid var(--navy-line)}.prose code{background:var(--navy-soft);border-radius:4px;padding:2px 6px;font-size:.92em}.case-steps{border-top:1px solid var(--line);margin-top:36px}.case-steps>section{border-bottom:1px solid var(--line);padding-block:26px}.case-steps h2{letter-spacing:.06em;color:var(--navy);font-size:14px;font-weight:800}.case-steps p{color:var(--ink-2);white-space:pre-line;word-break:keep-all;margin-top:12px;line-height:1.8}.case-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:36px;display:grid}.case-gallery figure{margin:0}.case-gallery figure:first-child:nth-last-child(odd){grid-column:1/-1}.case-gallery img{aspect-ratio:3/2;object-fit:cover;border-radius:var(--radius-m);background:var(--line);width:100%;height:auto;display:block}.case-gallery figcaption{color:var(--muted-2);margin-top:9px;font-size:13px}.detail-foot{border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin-top:44px;padding-top:28px;display:flex}.detail-foot a{color:var(--navy);font-size:15px;font-weight:700}@media (max-width:900px){.entry,.entry-plain{grid-template-columns:minmax(0,1fr);gap:16px}.entry-shot{order:-1}.case-gallery{grid-template-columns:minmax(0,1fr)}}.filter-row{flex-wrap:wrap;gap:8px;margin-bottom:28px;display:flex}.filter-chip{border:1px solid var(--line);background:var(--surface);color:var(--muted);white-space:nowrap;border-radius:999px;padding:9px 16px;font-size:14px;font-weight:600}.filter-chip:hover{border-color:var(--navy-line);background:var(--navy-soft);color:var(--navy)}.filter-chip.is-on{border-color:var(--navy);background:var(--navy);color:#fff}.entry-flat{grid-template-columns:minmax(0,1fr)}.entry-trade{color:var(--muted-2);margin-top:8px;font-size:14px}.entry .more{margin-top:14px}.detail-trade{color:var(--muted-2);margin-top:14px;font-size:15px}.case-step-no{letter-spacing:.06em;color:var(--navy);margin-right:10px;font-size:12px;font-weight:800;display:inline-block}.case-related{background:var(--navy-soft);border:1px solid var(--navy-line);border-radius:var(--radius-m);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:36px;padding:20px 22px;display:flex}.case-related b{letter-spacing:.04em;color:var(--navy);font-size:13px;font-weight:800}.case-related a{color:var(--navy);word-break:keep-all;font-size:15px;font-weight:700}.case-cta{border-top:1px solid var(--line);text-align:center;margin-top:28px;padding-top:28px}.case-cta p{color:var(--muted);word-break:keep-all}.case-cta .btn{margin-top:16px}@media (max-width:640px){.filter-chip{padding:8px 13px;font-size:13px}.case-related{flex-direction:column;align-items:flex-start;gap:8px}.case-cta .btn{width:100%}}