:root{--bg:#f5f2eb;--paper:#fbf9f4;--ink:#181816;--soft:#6f6b63;--line:#d9d3c8;--accent:#9b4e31;--dark:#20201d;--max:1220px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,Arial,sans-serif;line-height:1.65}a{text-decoration:none;color:inherit}.site-header{height:76px;padding:0 max(22px,calc((100vw - var(--max))/2));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:rgba(245,242,235,.95);backdrop-filter:blur(12px);position:sticky;top:0;z-index:20}.brand{font-weight:900;letter-spacing:.18em;font-size:23px}.nav{display:flex;gap:30px;font-size:13px;font-weight:650}.nav a:hover{color:var(--accent)}.menu{display:none;border:0;background:none;font-size:24px}.hero{max-width:var(--max);margin:auto;padding:82px 22px 100px;display:grid;grid-template-columns:1.02fr .98fr;gap:76px;align-items:center}.eyebrow{margin:0 0 16px;color:var(--accent);font-size:10px;font-weight:800;letter-spacing:.19em}.hero h1{font:500 clamp(58px,8vw,106px)/.9 Georgia,serif;letter-spacing:-.06em;margin:0 0 30px}.hero h1 em{font-style:italic}.hero p{max-width:590px;color:var(--soft);font-size:18px}.btn{display:inline-flex;align-items:center;gap:25px;background:var(--ink);color:#fff;padding:14px 20px;font-size:12px;font-weight:800;margin-top:18px}.btn:hover{background:var(--accent)}.hero-visual{height:570px;background:linear-gradient(140deg,#45423d,#aaa091 60%,#625b52);position:relative;overflow:hidden}.hero-visual:after{content:"";position:absolute;width:60%;height:140%;right:-25%;top:-20%;background:rgba(255,255,255,.08);transform:rotate(20deg)}.visual-label{position:absolute;left:25px;top:22px;color:#fff;font-size:10px;letter-spacing:.16em}.visual-title{position:absolute;left:25px;bottom:28px;color:#fff;font:500 49px/.94 Georgia,serif;max-width:420px}.visual-credit{position:absolute;right:22px;bottom:22px;color:#eee;font-size:9px;max-width:200px;text-align:right}.band{background:var(--dark);color:#f6f3ed}.band-inner{max-width:var(--max);margin:auto;padding:90px 22px}.split{display:grid;grid-template-columns:1fr 1fr;gap:90px}.split h2,.section h2{font:500 clamp(40px,5vw,64px)/1.02 Georgia,serif;letter-spacing:-.04em;margin:0}.big-copy{font:400 21px/1.55 Georgia,serif;color:#bcb8af}.section{max-width:var(--max);margin:auto;padding:100px 22px}.head{display:flex;justify-content:space-between;align-items:end;margin-bottom:38px}.link{font-size:12px;font-weight:800;border-bottom:1px solid}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}.card{border-top:1px solid var(--line);padding-top:15px}.thumb{height:315px;display:flex;align-items:end;padding:20px;color:white;position:relative;overflow:hidden}.thumb:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.35));}.thumb b{position:relative;font:500 52px Georgia,serif}.t1{background:linear-gradient(135deg,#625c52,#b4a791)}.t2{background:linear-gradient(135deg,#2f3433,#837366)}.t3{background:linear-gradient(135deg,#17191c,#65696b)}.meta{color:var(--accent);font-size:9px;letter-spacing:.15em;font-weight:800;margin-top:18px}.card h3{font:500 27px/1.14 Georgia,serif;margin:8px 0}.card p{color:var(--soft);margin:0}.timeline{background:#e9e4da}.timeline-inner{max-width:var(--max);margin:auto;padding:95px 22px}.years{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid #bbb4a9;margin-top:52px}.years a{padding:20px 12px 0 0;min-height:120px;border-right:1px solid #bbb4a9}.years a+a{padding-left:16px}.years strong{font:500 28px Georgia,serif;display:block}.years span{font-size:12px;color:var(--soft)}.grid4{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.collection{
  min-height:300px;
  display:flex;
  align-items:flex-end;
  padding:22px;
  color:white;
  font:500 28px Georgia,serif;
  position:relative;
  overflow:hidden;
  border-radius:2px;
  background-size:cover;
  background-position:center;
  isolation:isolate;
  text-decoration:none;
  transition:transform .25s ease, filter .25s ease;
}
.collection::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,.04) 30%,rgba(0,0,0,.72) 100%);
  z-index:-1;
}
.collection::after{
  content:"";
  position:absolute;
  inset:0;
  background:inherit;
  background-size:cover;
  background-position:center;
  z-index:-2;
  transition:transform .45s ease;
}
.collection:hover{transform:translateY(-3px);filter:saturate(1.05)}
.collection:hover::after{transform:scale(1.045)}
.c1{background-image:url("https://upload.wikimedia.org/wikipedia/commons/5/5d/London%27s_Big_Ben_and_the_Houses_of_Parliament_after_a_Bombing_Raid_during_The_Blitz%2C_1940._HU_36281.jpg")}
.c2{background-image:url("https://upload.wikimedia.org/wikipedia/commons/4/4d/Titanic_-_Photograph_of_Titanic_at_the_docks.jpg")}
.c3{background-image:url("https://upload.wikimedia.org/wikipedia/commons/7/7c/New_York_City%2C_1900.jpg")}
.c4{background-image:url("https://upload.wikimedia.org/wikipedia/commons/6/6e/Wright_Brothers_first_flight_1903.jpg")}
.newsletter{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:60px}.newsletter p{color:var(--soft)}.form{display:flex;gap:8px;align-items:end}.form input{flex:1;border:0;border-bottom:1px solid var(--ink);background:transparent;padding:12px 0;outline:0}.footer{background:#171715;color:#eee;padding:65px max(22px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:1fr 1fr;gap:30px}.footer p{color:#888}.footer-nav{display:flex;gap:18px;flex-wrap:wrap;justify-content:end;font-size:12px}.footer small{grid-column:1/-1;color:#666}.page{max-width:var(--max);margin:auto;padding:118px 22px 100px;min-height:55vh}.page h1{font:500 clamp(48px,7vw,88px)/.98 Georgia,serif;letter-spacing:-.05em;margin:0 0 25px}.page>p{max-width:740px;font-size:20px;color:var(--soft)}.list{display:grid;grid-template-columns:1fr 1fr;gap:0 50px;margin-top:55px}.list a{border-top:1px solid var(--line);padding:22px 0;font:500 26px/1.18 Georgia,serif}.list small{display:block;color:var(--accent);font:800 9px Arial,sans-serif;letter-spacing:.15em;margin-bottom:7px}.article{max-width:1050px;margin:auto;padding:95px 22px}.article h1{font:500 clamp(48px,7vw,88px)/.98 Georgia,serif;letter-spacing:-.055em;max-width:950px;margin:0 0 25px}.dek{font:20px/1.55 Arial,sans-serif;color:var(--soft);max-width:760px}.article-image{height:560px;margin:55px 0 42px;background:linear-gradient(140deg,#45423d,#aaa091);display:flex;align-items:end;padding:24px;color:#fff}.caption{font-size:11px;color:var(--soft);margin-top:-28px;margin-bottom:55px}.facts{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:40px 0;padding:20px 0}.facts b{display:block;color:var(--accent);font-size:9px;letter-spacing:.15em}.facts span{font-size:14px}.body{max-width:720px;margin:auto;font:19px/1.82 Georgia,serif}.body h2{font:500 36px/1.1 Georgia,serif;margin:58px 0 15px}.source-box{font-family:Arial,sans-serif;background:#ebe6dc;padding:22px;margin:45px auto;max-width:720px;font-size:12px}.source-box strong{display:block;margin-bottom:6px}.related{max-width:720px;margin:60px auto 0;border-top:1px solid var(--line);padding-top:25px}.related a{font:500 23px Georgia,serif}.contact{font-size:18px}.contact a{color:var(--accent);font-weight:700}.privacy-note{font-size:13px!important}.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:100}@media(max-width:780px){.nav{display:none}.menu{display:block}.hero{grid-template-columns:1fr;padding-top:55px}.hero-visual{height:420px}.split,.newsletter{grid-template-columns:1fr;gap:30px}.cards,.grid4{grid-template-columns:1fr}.years{grid-template-columns:1fr 1fr}.years a{border-right:0;border-bottom:1px solid #bbb4a9}.list{grid-template-columns:1fr}.facts{grid-template-columns:1fr 1fr;gap:20px}.footer{grid-template-columns:1fr}.footer-nav{justify-content:start}.form{display:block}.form input{width:100%;margin-bottom:12px}}
/* V3 editorial media */
.article-hero-img{width:100%;height:560px;object-fit:cover;display:block;filter:saturate(.82)}
.hero-visual img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.78)}
.hero-visual .image-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.12),rgba(0,0,0,.58));z-index:1}
.hero-visual .visual-label,.hero-visual .visual-title,.hero-visual .visual-credit{z-index:2}
.article-image{padding:0;display:block;background:#ddd;overflow:hidden}.article-image img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.84)}
.article-image .image-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.03),rgba(0,0,0,.42))}
.article-image{position:relative}.article-image .image-badge{position:absolute;left:24px;top:20px;color:#fff;font-size:10px;letter-spacing:.15em;font-weight:800;z-index:2}
.article-image .image-badge.right{left:auto;right:24px;text-align:right}
.article .caption a,.source-box a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.timeline-mini{max-width:720px;margin:60px auto 0;border-top:1px solid var(--line)}.timeline-mini div{display:grid;grid-template-columns:125px 1fr;gap:20px;padding:16px 0;border-bottom:1px solid var(--line);font-family:Arial,sans-serif;font-size:13px}.timeline-mini strong{color:var(--accent);font-size:11px;letter-spacing:.12em}
.story-grid-image{width:100%;height:260px;object-fit:cover;display:block;filter:saturate(.8)}
.card .image-wrap{height:315px;overflow:hidden;background:#ddd}.card .image-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;filter:saturate(.8)}.card:hover .image-wrap img{transform:scale(1.025)}
@media(max-width:780px){.article-hero-img,.article-image{height:390px}.timeline-mini div{grid-template-columns:1fr}.hero-visual img{height:100%}}

/* V4 information architecture, search, guides, tags and editorial polish */
.breadcrumbs{max-width:var(--max);margin:0 auto;padding:24px 22px 0;color:var(--soft);font:11px/1.4 Arial,sans-serif;letter-spacing:.04em}
.breadcrumbs a{text-decoration:underline;text-underline-offset:3px}
.topic-tags{display:flex;flex-wrap:wrap;gap:8px;margin:22px 0 0}
.topic-tag{display:inline-block;border:1px solid var(--line);padding:6px 10px;font:700 10px/1 Arial,sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--soft)}
.search-link{font-size:17px;line-height:1}
.search-page{max-width:900px;margin:auto;padding:95px 22px 120px;min-height:55vh}
.search-box{display:flex;gap:10px;margin:35px 0 15px}
.search-box input{flex:1;border:1px solid var(--line);background:var(--paper);padding:17px 16px;font:16px Arial,sans-serif;outline:none}
.search-box input:focus{border-color:var(--ink)}
.search-box button{border:0;background:var(--ink);color:#fff;padding:0 24px;font:800 12px Arial,sans-serif;cursor:pointer}
.search-note{font-size:12px;color:var(--soft)}
.search-results{margin-top:35px;border-top:1px solid var(--line)}
.search-result{display:block;padding:22px 0;border-bottom:1px solid var(--line)}
.search-result .result-type{color:var(--accent);font:800 9px Arial,sans-serif;letter-spacing:.15em}
.search-result h2{font:500 28px/1.15 Georgia,serif;margin:7px 0}
.search-result p{margin:0;color:var(--soft)}
.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 40px;margin-top:55px}
.guide-card{border-top:1px solid var(--line);padding:24px 0}
.guide-card h2{font:500 32px/1.12 Georgia,serif;margin:7px 0 10px}
.guide-card p{color:var(--soft);margin:0}
.guide-label{color:var(--accent);font:800 9px Arial,sans-serif;letter-spacing:.15em}
.guide-article{max-width:820px;margin:auto;padding:75px 22px 110px}
.guide-article h1{font:500 clamp(48px,7vw,82px)/.98 Georgia,serif;letter-spacing:-.05em;margin:0 0 25px}
.guide-article .lede{font:20px/1.6 Arial,sans-serif;color:var(--soft);max-width:740px}
.guide-article .body{max-width:760px}
.guide-article .body ul{padding-left:24px}
.guide-article .body li{margin:8px 0}
.guide-article .body a,.page a,.footer a{ text-underline-offset:3px}
.editorial-box{background:#ebe6dc;padding:25px;margin:48px auto;max-width:760px}
.editorial-box strong{display:block;margin-bottom:7px}
.inline-links{display:flex;flex-wrap:wrap;gap:10px;margin:25px 0}
.inline-links a{border-bottom:1px solid var(--ink);font-size:12px;font-weight:800}
@media(max-width:780px){.guide-grid{grid-template-columns:1fr}.search-box{display:block}.search-box input{width:100%;margin-bottom:10px}.search-box button{height:46px;width:100%}}

.editorial-timeline{margin-top:65px;border-top:1px solid var(--line)}
.timeline-entry{display:grid;grid-template-columns:220px 1fr;gap:45px;padding:38px 0;border-bottom:1px solid var(--line)}
.timeline-date{font:500 clamp(30px,4vw,52px)/1 Georgia,serif;letter-spacing:-.03em}
.timeline-entry h2{font:500 clamp(28px,3vw,42px)/1.08 Georgia,serif;margin:0 0 10px}
.timeline-entry p:not(.eyebrow){max-width:680px;color:var(--soft);margin:0 0 15px}
@media(max-width:780px){.timeline-entry{grid-template-columns:1fr;gap:10px;padding:28px 0}}

/* V4.1 collection landing imagery */
.grid4 .collection:nth-child(5){
  background-image:url("https://upload.wikimedia.org/wikipedia/commons/9/98/Aldrin_Apollo_11_original.jpg");
}
.grid4 .collection:nth-child(6){
  background-image:url("https://upload.wikimedia.org/wikipedia/commons/3/3c/View_from_the_window_at_Le_Gras%2C_Joseph_Nic%C3%A9phore_Ni%C3%A9pce.jpg");
}
.search-link{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;line-height:1;font-size:25px;overflow:visible}
@media(max-width:900px){.grid4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid4{grid-template-columns:1fr}.collection{min-height:230px;font-size:24px}}