.case-detail-page { background: #f5f6f7; }
.case-detail-page .header-inner > .case-detail-back { margin-left: auto; flex-shrink: 0; }
.case-detail-banner { padding: 36px 0; color: #fff; background: var(--navy); }
.case-detail-banner .eyebrow { color: var(--gold); margin-bottom: 8px; }
.case-detail-banner strong { display: block; font: 600 2rem/1.5 var(--serif); letter-spacing: .1em; }
.case-detail-breadcrumb { display: flex; flex-wrap: wrap; gap: 8px 12px; padding-block: 20px; color: var(--muted); font-size: .8125rem; }
.case-detail-breadcrumb a:hover { color: var(--gold-ink); }
.case-detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 270px; align-items: start; gap: 24px; padding-bottom: 64px; }
.case-detail-article { min-width: 0; padding: 36px; background: #fff; border: 1px solid var(--line); overflow-wrap: anywhere; }
.case-detail-intro { padding-bottom: 26px; border-bottom: 1px solid var(--line); }
.case-detail-category { color: var(--gold-ink); font-size: .8125rem; margin-bottom: 14px; }
.case-detail-category > span { margin-inline: 8px; color: #a8b1b6; }
.case-detail-intro h1 { font: 600 clamp(1.6rem, 2.5vw, 2rem)/1.6 var(--serif); letter-spacing: .015em; }
.case-detail-summary { padding-block: 24px; }
.case-detail-summary > div { position: relative; padding: 7px 0 7px 16px; font-size: .9375rem; line-height: 1.9; }
.case-detail-summary > div::before { content: ''; position: absolute; left: 0; top: 17px; border-block: 4px solid transparent; border-left: 5px solid var(--gold-ink); }
.case-detail-summary dt { display: inline; font-weight: 600; }
.case-detail-summary dt::after { content: '：'; }
.case-detail-summary dd { display: inline; color: #526370; }
.case-detail-summary .summary-result { color: var(--ink); font-weight: 500; }
.case-detail-toc { margin-bottom: 32px; padding: 22px 24px; border-left: 3px solid #b79962; background: var(--surface); }
.case-detail-toc h2 { font: 600 1.125rem/1.6 var(--serif); margin-bottom: 12px; }
.case-detail-toc p { margin: 0; font-size: .9375rem; line-height: 2; }
.case-detail-toc p + p { margin-top: 4px; }
.case-detail-section { padding: 30px 0 8px; border-top: 1px solid var(--line); scroll-margin-top: calc(var(--header-height, 92px) + 16px); }
.case-detail-section + .case-detail-section { margin-top: 28px; }
.case-detail-section h2 { margin-bottom: 22px; font: 600 1.5rem/1.6 var(--serif); }
.case-detail-subsection + .case-detail-subsection { margin-top: 28px; }
.case-detail-subsection h3 { font-size: 1rem; line-height: 1.8; margin-bottom: 10px; }
.case-detail-subsection p { color: #526370; font-size: 1rem; line-height: 2; }
.case-detail-subsection p + p { margin-top: 12px; }
.case-detail-process { margin: 10px 0 0; padding-left: 22px; color: #526370; line-height: 2; }
.case-detail-process li + li { margin-top: 10px; }
.case-detail-result-note { margin-top: 16px; padding: 12px 16px; border-left: 2px solid #b79962; background: var(--surface); font-size: .875rem !important; }
.case-material-note { margin: -10px 0 18px; color: var(--muted); font-size: .8125rem; }
.case-material-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.case-material-grid.is-single { grid-template-columns: minmax(0, 1fr); max-width: 560px; }
.case-material { display: block; min-width: 0; border: 1px solid var(--line); background: #fff; transition: border-color .15s; }
.case-material:hover { border-color: var(--gold-ink); }
.case-material figure { margin: 0; }
.case-material img { width: 100%; height: auto; display: block; aspect-ratio: 3 / 4; object-fit: contain; background: #edf0f1; }
.case-material-grid.is-photos img { aspect-ratio: 4 / 3; }
.case-material figcaption { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 48px; padding: 10px 14px; color: var(--muted); font-size: .8125rem; }
.case-material figcaption span { color: var(--gold-ink); white-space: nowrap; }
.case-detail-provenance { border-top: 1px solid var(--line); padding-top: 24px; margin-top: 32px; color: var(--muted); font-size: .8125rem; }
.case-detail-provenance p + p { margin-top: 6px; }
.case-detail-return { margin-top: 26px; }
.case-detail-return .button { min-height: 48px; padding: 10px 20px; font-size: .875rem; }
.case-lawyer-card { background: #fff; border: 1px solid var(--line); }
.case-lawyer-card > h2 { padding: 18px 22px; border-bottom: 1px solid var(--line); font: 600 1.125rem/1.6 var(--serif); }
.case-lawyer-portrait { margin: 22px 22px 0; background: #e9eef0; overflow: hidden; }
.case-lawyer-portrait img { display: block; width: 100%; height: auto; aspect-ratio: 1 / 1.15; object-fit: cover; object-position: center 12%; }
.case-lawyer-body { padding: 20px 22px 24px; }
.case-lawyer-name { font: 600 1.4rem/1.6 var(--serif); }
.case-lawyer-firm { margin-top: 6px; font-size: .875rem; }
.case-lawyer-role { color: var(--muted); font-size: .8125rem; margin-top: 4px; }
.case-lawyer-contact { border-top: 1px solid var(--line); margin-top: 20px; padding-top: 16px; }
.case-lawyer-contact p { color: var(--muted); font-size: .75rem; }
.case-lawyer-contact a { display: inline-flex; align-items: center; min-height: 44px; font-size: 1.25rem; letter-spacing: .035em; }
.case-lawyer-body > .button { width: 100%; margin-top: 14px; min-height: 46px; padding: 10px 14px; font-size: .875rem; }
.case-detail-page .site-footer { background: #fff; padding-top: 0; }
.case-detail-page .viewer-image { width: 100%; max-height: none; }
.case-detail-page .viewer-sheet { max-width: 900px; margin-inline: auto; }
@media (max-width: 1050px) {
  .case-detail-layout { grid-template-columns: minmax(0, 1fr) 230px; gap: 20px; }
  .case-detail-article { padding: 26px; }
  .case-lawyer-card > h2 { padding-inline: 18px; }
  .case-lawyer-portrait { margin-inline: 18px; }
  .case-lawyer-body { padding-inline: 18px; }
}
@media (max-width: 800px) {
  .case-detail-layout { grid-template-columns: minmax(0, 1fr); gap: 24px; padding-bottom: 40px; }
  .case-detail-banner { padding-block: 26px; }
  .case-detail-page .case-detail-back { display: inline-flex; align-items: center; min-height: 44px; padding-block: 8px; }
  .case-detail-breadcrumb a { display: inline-flex; align-items: center; min-height: 36px; }
  .case-detail-breadcrumb { align-items: center; padding-block: 10px; }
  .case-lawyer-card { display: grid; grid-template-columns: 160px minmax(0, 1fr); }
  .case-lawyer-card > h2 { grid-column: 1 / -1; }
  .case-lawyer-portrait { align-self: start; margin-bottom: 22px; }
  .case-lawyer-body { min-width: 0; padding-left: 4px; }
  .case-lawyer-body > .button { justify-content: space-between; gap: 8px; }
  .case-lawyer-contact { margin-top: 14px; padding-top: 10px; }
}
@media (max-width: 560px) {
  .case-detail-page .header-inner { column-gap: 10px; }
  .case-detail-page .brand { flex-basis: 10rem; }
  .case-detail-page .case-detail-back { font-size: .8125rem; }
  .case-detail-banner { padding-block: 20px; }
  .case-detail-banner .eyebrow { font-size: .6875rem; margin-bottom: 4px; }
  .case-detail-banner strong { font-size: 1.6rem; }
  .case-detail-breadcrumb { padding-block: 8px; font-size: .8125rem; gap: 4px 8px; }
  .case-detail-article { padding: 22px 16px; }
  .case-detail-intro { padding-bottom: 20px; }
  .case-detail-category { font-size: .8125rem; line-height: 1.85; margin-bottom: 12px; }
  .case-detail-intro h1 { font-size: clamp(1.25rem, 5.6vw, 1.5rem); line-height: 1.65; letter-spacing: 0; }
  .case-detail-summary { padding-block: 18px; }
  .case-detail-summary > div { padding-block: 8px; padding-left: 13px; font-size: .9375rem; line-height: 1.85; }
  .case-detail-summary > div::before { top: 18px; }
  .case-detail-toc { padding: 16px; margin-bottom: 24px; }
  .case-detail-toc p { font-size: .9375rem; line-height: 1.9; }
  .case-detail-section { padding-top: 24px; }
  .case-detail-section + .case-detail-section { margin-top: 22px; }
  .case-detail-section h2 { font-size: 1.3rem; }
  .case-detail-subsection p, .case-detail-process { font-size: 1rem; line-height: 1.9; }
  .case-detail-subsection + .case-detail-subsection { margin-top: 24px; }
  .case-detail-result-note { padding: 12px; }
  .case-material-note { font-size: .875rem; line-height: 1.8; }
  .case-material-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .case-material figcaption { padding: 12px; gap: 8px; font-size: .875rem; }
  .case-detail-provenance { font-size: .875rem; line-height: 1.85; }
  .case-detail-return .button { width: 100%; justify-content: center; gap: 12px; }
  .case-lawyer-card { grid-template-columns: 112px minmax(0, 1fr); }
  .case-lawyer-card > h2 { padding: 14px 16px; }
  .case-lawyer-portrait { margin: 18px 0 18px 16px; }
  .case-lawyer-body { padding: 16px; }
  .case-lawyer-name { font-size: 1.2rem; }
  .case-lawyer-firm { font-size: .875rem; overflow-wrap: anywhere; }
  .case-lawyer-role { font-size: .8125rem; }
  .case-lawyer-contact a { font-size: 1.0625rem; letter-spacing: 0; }
  .case-lawyer-body > .button { padding-inline: 10px; }
  .case-detail-page .evidence-viewer { inset: 0; width: 100%; height: 100vh; height: 100dvh; max-height: 100vh; max-height: 100dvh; margin: 0; border: 0; }
  .case-detail-page .evidence-viewer[open] { display: flex; flex-direction: column; }
  .case-detail-page .viewer-header { flex: 0 0 auto; align-items: flex-start; padding: max(12px, env(safe-area-inset-top)) 12px 12px; }
  .case-detail-page .viewer-header h2 { font-size: .9375rem; line-height: 1.65; overflow-wrap: anywhere; align-self: center; }
  .case-detail-page .viewer-close { min-width: 64px; }
  .case-detail-page .viewer-canvas { flex: 1 1 auto; min-height: 0; max-height: none; padding: 8px 8px max(12px, env(safe-area-inset-bottom)); touch-action: pan-x pan-y pinch-zoom; }
}