/* A numbered editorial collection, rather than a wall of generic text cards. */
.fact-collection-intro{display:flex;align-items:center;gap:30px;border-block:1px solid var(--line);padding:24px 0;margin-bottom:25px}.fact-collection-intro p{margin:0;color:var(--muted);font-size:14px}.fact-count-seal{display:flex;align-items:center;gap:16px;font:64px/.9 var(--serif);letter-spacing:-4px}.fact-count-seal small{font:9px/1.7 var(--mono);letter-spacing:1.3px;max-width:70px;color:var(--muted)}.fact-collection{padding-top:12px}.fact-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.fact-card{min-width:0;border:1px solid var(--line);background:var(--bg);overflow:hidden;position:relative;box-shadow:0 5px 20px #20374808;transition:box-shadow .3s,border-color .3s}.fact-card-art{display:block;position:relative;aspect-ratio:16/9;overflow:hidden;background:#142836}.fact-card-art>img{width:100%;height:100%;object-fit:cover;transition:transform .7s}.fact-card-art:after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 20%,#ffffff28 48%,transparent 65%);transform:translateX(-110%);pointer-events:none;transition:transform .8s}.fact-number-tag{position:absolute;left:14px;bottom:14px;background:#0e1c27d9;color:#eaf3f9;padding:5px 10px;font:10px var(--mono);border:1px solid #b5c9d866;letter-spacing:.1em}.fact-card-copy{padding:24px}.fact-card-copy>.eyebrow{font-size:9px}.fact-card h2{font:27px/1.12 var(--serif);letter-spacing:-.7px;margin:12px 0 16px}.fact-card-copy>p{font-size:13px;line-height:1.7;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.fact-card .text-link{font-size:11px;margin-top:16px}.fact-topic-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0 4px}.fact-topic-tabs button{border:1px solid var(--line);border-radius:30px;padding:8px 13px;background:transparent;color:var(--ink);font-size:11px;min-height:36px}.fact-topic-tabs button[aria-pressed=true]{background:var(--ink);color:var(--bg);border-color:var(--ink)}.fact-engraving{height:100%;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;background:radial-gradient(ellipse at 25% 10%,#496678,#162b39 50%,#0b1620)}.fact-engraving:before{content:"";position:absolute;inset:-80px;background:url('/assets/signature/silver-guilloche.svg') center/cover;opacity:.55}.engraving-number{position:relative;font:120px/.8 var(--serif);letter-spacing:-6px;color:#cfdee7;text-shadow:0 1px 0 #fff,0 5px 15px #0007;z-index:1;background:linear-gradient(115deg,#7f9bab,#fff 42%,#90a9b8 65%,#e4f1f7);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.engraving-ag{position:absolute;right:18px;top:12px;color:#9bb4c5;font:24px var(--serif)}.engraving-label{position:absolute;bottom:22px;right:18px;color:#d7e4ec;font:8px var(--mono);letter-spacing:.17em}.engraving-orbit{position:absolute;width:75%;height:75%;border:1px solid #9fc1d444;border-radius:50%;transform:rotate(-25deg);box-shadow:0 0 0 9px #9fc1d40a}.fact-card[data-story-topic="History & objects"] .fact-engraving{background:radial-gradient(ellipse at 25% 10%,#6b6051,#302b26 50%,#17191c)}.fact-card[data-story-topic="Collecting essentials"] .fact-engraving{background:radial-gradient(ellipse at 25% 10%,#50696c,#20393c 50%,#102126)}.fact-card[data-story-topic="Health & evidence"] .fact-engraving{background:radial-gradient(ellipse at 25% 10%,#465b76,#203047 50%,#101a29)}.fact-page-heading{padding-right:220px}.fact-page-number{position:absolute;right:0;top:110px;font:170px/.8 var(--serif);letter-spacing:-10px;color:#adc1cd;opacity:.4}.fact-page-heading:after{right:-30px;top:70px;width:280px;height:280px;opacity:.18}.fact-page-heading .eyebrow{color:var(--accent)}.prose section#quick-fact{padding:27px 30px;margin-bottom:35px;border:1px solid var(--line);border-left:4px solid #7399b1;background:linear-gradient(120deg,#e5eef4,#f4f8fa)}.prose section#quick-fact h2{font:11px var(--mono);letter-spacing:.12em;text-transform:uppercase;margin:0 0 17px}.prose section#quick-fact .fact-answer{font:24px/1.45 var(--serif);letter-spacing:-.4px;margin:0;color:var(--ink)}.edition-details{border:1px solid var(--line);border-radius:2px}.edition-details>summary{padding:16px 20px;cursor:pointer;font-size:13px}.edition-details .edition-note{margin:0;border:0}.theme-button span{font-size:25px;line-height:1}.theme-button{flex-shrink:0}.newsletter-layout{display:grid;grid-template-columns:1fr 1fr;gap:80px;padding-top:20px}.newsletter-layout h2{font:42px/1.1 var(--serif);letter-spacing:-1px;margin:20px 0}.newsletter-layout p,.newsletter-layout li{font-size:14px;color:var(--muted)}.newsletter-preview{padding:32px;border:1px solid var(--line);background:var(--surface)}.newsletter-preview h2{font-size:30px}.newsletter-preview label{font-size:12px;display:block;margin:24px 0 8px}.newsletter-preview input{padding:14px 16px;width:100%;border:1px solid var(--line);background:var(--bg);color:var(--muted);margin-bottom:15px}.newsletter-preview .btn{width:100%}.newsletter-preview p{font-size:12px;margin-top:18px}.newsletter-preview .source-note{font-size:11px}
@media(hover:hover) and (prefers-reduced-motion:no-preference){.fact-card:hover{box-shadow:0 16px 40px #20374822;border-color:#799db5}.fact-card:hover .fact-card-art:after{transform:translateX(110%)}.fact-card:hover .fact-card-art>img{transform:scale(1.035)}}
@media(max-width:1050px){.fact-gallery{grid-template-columns:repeat(2,minmax(0,1fr))}.fact-page-heading{padding-right:150px}.fact-page-number{font-size:120px;top:120px}.nav{gap:12px}.brand-header img{width:220px}}
@media(max-width:700px){.fact-card-copy{padding:20px}.fact-card h2{font-size:24px}.fact-page-heading{padding-right:0}.fact-page-number{font-size:100px;top:60px;opacity:.14}.fact-page-heading .eyebrow{position:relative}.fact-collection-intro{gap:20px}.fact-count-seal{font-size:48px;gap:10px}.fact-collection-intro p{font-size:12px}.fact-count-seal small{font-size:8px}.newsletter-layout{grid-template-columns:1fr;gap:30px}.newsletter-preview{padding:25px}.brand-header img{width:min(210px,calc(100vw - 190px))}.theme-button{width:38px;min-width:38px;min-height:38px}.theme-button span{font-size:23px}}
@media(max-width:520px){.fact-gallery{grid-template-columns:1fr}.fact-card h2{font-size:28px}.fact-card-copy>p{-webkit-line-clamp:unset}.fact-engraving{min-height:190px}.fact-topic-tabs button{font-size:10px;padding:7px 11px}.fact-collection-intro{align-items:flex-start}.fact-count-seal{display:block}.fact-count-seal small{display:block;margin-top:10px;max-width:100px}.prose section#quick-fact{padding:22px}.prose section#quick-fact .fact-answer{font-size:22px}}

/* Descriptive titles, not decorative issue numbers. */
.fact-collection-label{font:clamp(1.8rem,3vw,2.8rem)/1.1 var(--serif);max-width:10ch}.engraving-symbol{position:relative;font:110px/.8 var(--serif);letter-spacing:-4px;color:#d9e7ef;z-index:1;text-shadow:0 1px 0 #fff,0 5px 15px #0007}

/* Scientific figures retain every label and the complete composition. */
.fact-card-art:has(>img[src$=".svg"]){aspect-ratio:4/3;background:#f1f4f3}
.fact-card-art>img[src$=".svg"]{object-fit:contain;transform:none!important}

/* Educational diagrams retain every label in journal thumbnails. */
.reviewed-cover-diagram{background:#eef3f4}
.reviewed-cover-diagram img{aspect-ratio:4/3!important;object-fit:contain!important}
html[data-theme="dark"] .reviewed-cover-diagram{background:#20343f}