/* Edition 16: Rancimat method guide, study-design board and source gallery. */
.feed-visual--rancimat { overflow: hidden; background: linear-gradient(135deg, #10354d 0%, #0b263d 100%); }
.feed-visual--rancimat::before { content: ''; position: absolute; left: 14%; right: 14%; bottom: 18%; height: 1px; background: rgba(186,220,235,.22); }
.feed-visual--rancimat .feed-visual-mark { width: 104px; height: 96px; display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; align-items: end; transform: none; }
.feed-visual--rancimat .feed-visual-mark::before { content: ''; position: absolute; inset: auto 0 0; height: 10px; border: 1px solid rgba(190,225,236,.28); background: rgba(80,163,184,.12); }
.feed-visual--rancimat .feed-visual-mark::after { content: ''; position: absolute; left: 8px; right: 8px; bottom: 10px; height: 43px; border: 2px solid #69d0bd; border-bottom: 0; }
.feed-visual--rancimat .feed-visual-mark i { position: relative; z-index: 1; width: 11px; height: 54px; border: 2px solid #b8e9e3; border-radius: 0 0 7px 7px; background: linear-gradient(#f7ffff 0 35%, #62c4b7 35% 100%); box-shadow: none; }
.feed-visual--rancimat .feed-visual-mark i:nth-child(2), .feed-visual--rancimat .feed-visual-mark i:nth-child(4) { height: 66px; }
.feed-visual--rancimat .feed-visual-mark i:nth-child(3) { height: 73px; }
.featured-visual--rancimat { background: radial-gradient(circle at 73% 24%, rgba(83,193,180,.23), transparent 24%), linear-gradient(135deg, #0a263d, #10435a); }
.featured-visual--rancimat::before { content: ''; position: absolute; inset: 20% 8% 21%; border: 1px solid rgba(191,229,239,.17); }
.featured-visual--rancimat .featured-visual-mark { left: 50%; top: 56%; width: 265px; height: 194px; display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; align-items: end; transform: translate(-50%, -50%); }
.featured-visual--rancimat .featured-visual-mark::before { content: ''; position: absolute; inset: auto 0 0; height: 23px; border: 1px solid rgba(197,231,239,.27); background: rgba(88,171,186,.15); }
.featured-visual--rancimat .featured-visual-mark::after { content: ''; position: absolute; left: 16px; right: 16px; bottom: 23px; height: 90px; border: 3px solid #67cabb; border-bottom: 0; }
.featured-visual--rancimat .featured-visual-mark i { position: relative; z-index: 1; width: 24px; height: 112px; border: 3px solid #c8f3ed; border-radius: 0 0 14px 14px; background: linear-gradient(#fbffff 0 34%, #65c3b8 34% 100%); box-shadow: none; }
.featured-visual--rancimat .featured-visual-mark i:nth-child(2), .featured-visual--rancimat .featured-visual-mark i:nth-child(5) { height: 136px; }
.featured-visual--rancimat .featured-visual-mark i:nth-child(3), .featured-visual--rancimat .featured-visual-mark i:nth-child(4) { height: 151px; }

/* Library-card variant: reserve a dedicated text band above the test-tube rack. */
.feed-visual--rancimat { isolation: isolate; }
.feed-visual--rancimat::before { z-index: 0; right: 22px; bottom: 10px; left: 22px; }
.feed-visual--rancimat .feed-visual-label { z-index: 3; top: 10px; right: 14px; left: 14px; width: fit-content; max-width: calc(100% - 28px); padding: 3px 5px; color: #c7e1e6; background: rgba(10, 38, 61, .88); line-height: 1.1; }
.feed-visual--rancimat .feed-visual-mark { inset: 35px 28px 10px; display: flex; align-items: end; justify-content: center; gap: 8px; width: auto; height: auto; transform: none; }
.feed-visual--rancimat .feed-visual-mark::before { display: none; }
.feed-visual--rancimat .feed-visual-mark::after { display: none; }
.feed-visual--rancimat .feed-visual-mark i { position: relative; z-index: 1; flex: 0 0 11px; width: 11px; height: 35px; border-width: 2px; border-radius: 0 0 6px 6px; }
.feed-visual--rancimat .feed-visual-mark i:nth-child(2), .feed-visual--rancimat .feed-visual-mark i:nth-child(5) { height: 42px; }
.feed-visual--rancimat .feed-visual-mark i:nth-child(3), .feed-visual--rancimat .feed-visual-mark i:nth-child(4) { height: 47px; }
.feed-visual--rancimat .feed-visual-mark i:nth-child(6) { height: 40px; }

.rancimat-guide-evidence { background: #edf5f6; }
.rancimat-device-panel { display: grid; grid-template-columns: .84fr 1.16fr; min-height: 475px; color: #fff; background: #0d2b45; }
.rancimat-device-figure { position: relative; margin: 0; overflow: hidden; background: linear-gradient(152deg, #dceef0, #b9d8da); }
.rancimat-device-figure::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,42,60,.02), rgba(10,42,60,.24)); pointer-events: none; }
.rancimat-device-figure img { width: 100%; height: 100%; min-height: 475px; object-fit: cover; object-position: center; mix-blend-mode: multiply; }
.rancimat-device-figure figcaption { position: absolute; z-index: 1; right: 22px; bottom: 20px; left: 22px; margin: 0; color: #e4f1f2; font-size: 11px; line-height: 1.55; }
.rancimat-device-copy { display: flex; flex-direction: column; padding: 42px; }
.rancimat-device-copy h3 { max-width: 390px; margin: 0 0 29px; color: #fff; font-size: clamp(28px, 3vw, 42px); line-height: 1.04; letter-spacing: -.06em; }
.rancimat-method-trace { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin: auto 0 0; padding: 0; background: rgba(202,234,241,.18); list-style: none; }
.rancimat-method-trace li { min-height: 132px; padding: 18px; background: #123650; }
.rancimat-method-trace span { display: block; margin-bottom: 18px; color: var(--journal-green); font: 10px var(--mono); letter-spacing: .06em; }
.rancimat-method-trace b { display: block; margin-bottom: 7px; color: #fff; font-size: 15px; letter-spacing: -.025em; }
.rancimat-method-trace p { margin: 0; color: #bcd0da; font-size: 12px; line-height: 1.55; }

.rancimat-guide-board { display: grid; grid-template-columns: 1.08fr .92fr; margin-top: 27px; border: 1px solid #c7dbe1; background: #fff; }
.rancimat-guide-copy { min-height: 403px; padding: 40px; color: #fff; background: #102f49; }
.rancimat-guide-copy h3 { max-width: 500px; margin: 0; font-size: clamp(27px, 3vw, 40px); line-height: 1.04; letter-spacing: -.06em; }
.rancimat-guide-tabs { display: flex; flex-wrap: wrap; gap: 7px; margin: 31px 0 23px; }
.rancimat-guide-tab { min-height: 40px; padding: 9px 12px; color: #b9d1dd; background: rgba(255,255,255,.04); border: 1px solid rgba(205,233,241,.2); font: 11px var(--sans); font-weight: 700; transition: color .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease); }
.rancimat-guide-tab:hover, .rancimat-guide-tab[aria-selected='true'] { color: #0e2b45; background: var(--journal-green); border-color: var(--journal-green); }
.rancimat-guide-tab:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.rancimat-guide-detail { display: grid; grid-template-columns: 52px 1fr; gap: 18px; align-items: start; padding-top: 22px; border-top: 1px solid rgba(205,233,241,.2); }
.rancimat-detail-index { color: var(--journal-green); font: 21px/1 var(--mono); letter-spacing: -.05em; }
.rancimat-guide-detail h4 { margin: 0 0 9px; color: #fff; font-size: 19px; line-height: 1.18; letter-spacing: -.035em; }
.rancimat-guide-detail p { margin: 0; color: #c0d4dd; font-size: 14px; line-height: 1.62; }
.rancimat-needs { padding: 40px; background: #fff; }
.rancimat-needs-list { display: grid; gap: 0; margin-top: 22px; border-top: 1px solid #d7e3e8; }
.rancimat-needs-list > div { display: grid; grid-template-columns: 42px 1fr; gap: 12px; padding: 17px 0; border-bottom: 1px solid #d7e3e8; }
.rancimat-needs-list span { color: var(--journal-green-deep); font: 10px var(--mono); }
.rancimat-needs-list b { display: block; margin-bottom: 5px; color: #14364e; font-size: 15px; letter-spacing: -.025em; }
.rancimat-needs-list p { margin: 0; color: #5a7789; font-size: 12px; line-height: 1.53; }

.rancimat-attachment-gallery { margin-top: 27px; padding: 38px 40px 40px; border: 1px solid #c7dbe1; background: #fff; }
.rancimat-attachment-gallery h3 { max-width: 610px; margin: 0; color: #14364e; font-size: clamp(27px, 3vw, 39px); line-height: 1.06; letter-spacing: -.06em; }
.rancimat-attachment-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 30px; }
.rancimat-attachment-card { min-width: 0; margin: 0; border: 1px solid #d4e1e6; background: #f8fbfc; }
.rancimat-attachment-image { display: block; height: 182px; overflow: hidden; background: #e5edf0; }
.rancimat-attachment-image img { width: 100%; height: 100%; object-fit: cover; object-position: center; transition: transform .25s var(--ease); }
.rancimat-attachment-card:first-child .rancimat-attachment-image img { object-fit: contain; background: #edf5f5; }
.rancimat-attachment-image:hover img { transform: scale(1.025); }
.rancimat-attachment-card figcaption { display: grid; align-content: start; min-height: 208px; padding: 20px; }
.rancimat-attachment-card figcaption > span { margin-bottom: 12px; color: #4d7e69; font: 9px var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.rancimat-attachment-card figcaption > b { margin-bottom: 9px; color: #14364e; font-size: 17px; line-height: 1.15; letter-spacing: -.04em; }
.rancimat-attachment-card figcaption > p { margin: 0; color: #5a7688; font-size: 12px; line-height: 1.55; }
.rancimat-source-link { align-self: end; margin-top: 15px; color: var(--journal-green-deep); font-size: 11px; font-weight: 800; }

@media (max-width: 900px) {
  .rancimat-device-panel, .rancimat-guide-board { grid-template-columns: 1fr; }
  .rancimat-device-figure img { min-height: 355px; object-fit: contain; }
  .rancimat-device-figure { min-height: 355px; }
  .rancimat-device-copy { min-height: 445px; }
}
@media (max-width: 720px) {
  .featured-visual--rancimat .featured-visual-mark { width: 204px; height: 150px; gap: 10px; }
  .featured-visual--rancimat .featured-visual-mark i { width: 18px; height: 82px; border-width: 2px; }
  .featured-visual--rancimat .featured-visual-mark i:nth-child(2), .featured-visual--rancimat .featured-visual-mark i:nth-child(5) { height: 100px; }
  .featured-visual--rancimat .featured-visual-mark i:nth-child(3), .featured-visual--rancimat .featured-visual-mark i:nth-child(4) { height: 111px; }
  .featured-visual--rancimat .featured-visual-mark::after { bottom: 17px; height: 67px; }
  .featured-visual--rancimat .featured-visual-mark::before { height: 17px; }
  .rancimat-device-panel { min-height: 0; }
  .rancimat-device-figure, .rancimat-device-figure img { min-height: 300px; }
  .rancimat-device-figure img { object-fit: contain; }
  .rancimat-device-figure figcaption { right: 18px; bottom: 16px; left: 18px; font-size: 10px; }
  .rancimat-device-copy { min-height: 0; padding: 28px 20px; }
  .rancimat-device-copy h3 { margin-bottom: 23px; font-size: 29px; }
  .rancimat-method-trace { grid-template-columns: 1fr; }
  .rancimat-method-trace li { min-height: 0; padding: 16px; }
  .rancimat-method-trace span { margin-bottom: 10px; }
  .rancimat-method-trace b { font-size: 14px; }
  .rancimat-method-trace p { font-size: 12px; }
  .rancimat-guide-board { margin-top: 20px; }
  .rancimat-guide-copy { min-height: 0; padding: 28px 20px; }
  .rancimat-guide-copy h3 { font-size: 29px; }
  .rancimat-guide-tabs { gap: 6px; margin: 23px 0 17px; }
  .rancimat-guide-tab { min-height: 40px; padding: 8px 10px; font-size: 11px; }
  .rancimat-guide-detail { grid-template-columns: 42px 1fr; gap: 12px; padding-top: 17px; }
  .rancimat-detail-index { font-size: 17px; }
  .rancimat-guide-detail h4 { font-size: 16px; }
  .rancimat-guide-detail p { font-size: 13px; line-height: 1.58; }
  .rancimat-needs { padding: 28px 20px; }
  .rancimat-needs-list > div { grid-template-columns: 35px 1fr; padding: 15px 0; }
  .rancimat-needs-list b { font-size: 15px; }
  .rancimat-needs-list p { font-size: 12px; }
  .rancimat-attachment-gallery { margin-top: 20px; padding: 28px 20px; }
  .rancimat-attachment-gallery h3 { font-size: 29px; }
  .rancimat-attachment-grid { display: block; margin-top: 23px; }
  .rancimat-attachment-card { margin-bottom: 14px; }
  .rancimat-attachment-card:last-child { margin-bottom: 0; }
  .rancimat-attachment-image { height: 194px; }
  .rancimat-attachment-card figcaption { min-height: 0; padding: 18px; }
  .rancimat-attachment-card figcaption > b { font-size: 17px; }
  .rancimat-attachment-card figcaption > p { font-size: 12px; }
}