:root{color-scheme:dark;--bg:#090d0e;--ink:#eeeee5;--muted:#a5b0aa;--mint:#bdd5c5;--line:#b9d1c52b;--gold:#ceab82}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button{border:0;background:none}a:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--mint);outline-offset:7px}::selection{background:#6a457b;color:white}.skip{position:fixed;top:-90px;left:20px;z-index:30;background:var(--bg);padding:15px}.skip:focus{top:15px}.frame{position:fixed;inset:18px;border:1px solid #d3dfd814;pointer-events:none;z-index:10}.topline{position:absolute;top:46px;left:5.8%;right:5.8%;display:flex;justify-content:space-between;align-items:center;z-index:12}.brand{font-family:Georgia,serif;font-size:30px;letter-spacing:.3em;line-height:1.1}.brand 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.nav-text,.chapter-nav:focus-within .nav-text{opacity:1;transform:none}.chapter-nav .active{color:var(--mint)}.active .nav-symbol{transform:rotate(90deg);text-shadow:0 0 15px #bfd8c978}.nav-track{height:44px;width:1px;background:var(--line);margin-left:16px}.threshold{position:relative;min-height:800px;height:100svh;overflow:hidden;isolation:isolate}.hero-art{position:absolute;inset:-5%;z-index:-4;background:url('assets/threshold.png') center 49%/cover no-repeat;transform:scale(1.03);animation:world-breathe 26s ease-in-out infinite alternate;will-change:transform}.veil{position:absolute;inset:0;z-index:-3;background:linear-gradient(90deg,#070c10e8 0%,#080d11bd 28%,#070c1040 58%,#080c1010 78%),linear-gradient(0deg,#090d0e 0%,transparent 29%,#05090c4d 100%)}.atmosphere{position:absolute;inset:-20%;z-index:-2;background:radial-gradient(ellipse at 65% 50%,#c8a17a13,transparent 45%);animation:haze 19s ease-in-out infinite 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.enter-icon{background:#adcab324;transform:translate(3px,3px)}.enter small{display:block;font-size:10px;letter-spacing:.2em;margin-top:3px;color:var(--muted)}.world-caption{position:absolute;right:8%;bottom:23%;font-size:11px;letter-spacing:.18em;display:flex;gap:15px;align-items:flex-start;color:#d0c0ab}.world-caption small{display:block;text-transform:none;letter-spacing:0;font-size:14px;color:#a59f92;margin-top:8px}.hairline{width:44px;height:1px;background:#baa48a7a;margin-top:20px}.hero-bottom{position:absolute;bottom:47px;left:5.8%;right:5.8%;display:flex;align-items:center;justify-content:space-between;font-size:10px;letter-spacing:.16em;color:#a5aea8}.hero-bottom a{display:flex;gap:20px;align-items:center}.hero-bottom a span{font-size:20px;animation:nudge 2s ease-in-out infinite}.briefing{position:relative;padding:120px max(8%,100px) 30px;min-height:100vh;background:radial-gradient(ellipse at 30% 30%,#26332d26,transparent 60%),var(--bg)}.briefing-heading{display:grid;grid-template-columns:1fr 1fr;gap:15px 50px;align-items:end;margin-bottom:50px}.briefing-heading .eyebrow{grid-column:1/-1;margin:0 0 5px}.briefing-heading h2{font-size:clamp(40px,4vw,64px);font-family:Georgia,serif;font-weight:400;line-height:1.08;letter-spacing:-.035em;margin:0}.briefing-heading>p:last-child{font-size:16px;color:var(--muted);max-width:400px;justify-self:end}.briefing-console{border:1px solid #b8c7bc38;position:relative;background:#0b1110}.briefing-console:before,.briefing-console:after{content:'';position:absolute;width:24px;height:24px;border-color:var(--mint);border-style:solid;pointer-events:none;z-index:2}.briefing-console:before{top:-1px;left:-1px;border-width:1px 0 0 1px}.briefing-console:after{right:-1px;bottom:-1px;border-width:0 1px 1px 0}.console-top,.console-bottom{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:16px 24px;font-family:monospace;font-size:11px;letter-spacing:.12em;color:var(--muted)}.console-top{border-bottom:1px solid var(--line)}.concept-tag{color:var(--mint);font-size:10px}.console-content{display:grid;grid-template-columns:1.1fr 1fr}.map{position:relative;min-height:600px;overflow:hidden;isolation:isolate;border-right:1px solid var(--line)}.map>img{position:absolute;width:100%;height:100%;object-fit:cover;transition:transform 1.5s ease,filter 1.5s;filter:saturate(.65);z-index:-3}.map-shade{position:absolute;inset:0;background:linear-gradient(0deg,#070e10e0,transparent 60%),linear-gradient(90deg,transparent,#08100e44);z-index:-2}.route{position:absolute;width:100%;height:100%;inset:0;fill:none;stroke:#c2dccc8c;stroke-width:1;opacity:0;transition:opacity .8s}.route path{stroke-dasharray:5 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var(--line);gap:10px}.tabs button{text-align:left;padding:0 0 17px;font-family:monospace;font-size:11px;color:#839288;border-bottom:1px solid transparent;margin-bottom:-1px;transition:.3s}.tabs span{display:block;font-family:Arial,sans-serif;font-size:14px;margin-top:8px}.tabs [aria-selected=true]{border-bottom-color:var(--mint);color:var(--mint)}.panel{padding-top:33px;flex:1}.panel-kicker{font-family:monospace;font-size:10px;letter-spacing:.15em;color:var(--gold);margin:0 0 15px}.panel h3{font-family:Georgia,serif;font-weight:400;font-size:clamp(28px,2.5vw,38px);line-height:1.2;letter-spacing:-.02em;margin:0 0 20px}.panel-description{color:var(--muted);font-size:16px;line-height:1.8;margin:0 0 28px;max-width:440px}.detail-line{border-top:1px solid var(--line);padding:14px 0}.detail-line>span{display:block;font-family:monospace;font-size:10px;letter-spacing:.1em;color:#8da195}.detail-line 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.map>img{transform:scale(1.09);filter:saturate(.9)}.stage-zone .route,.stage-zone .label-a{opacity:1}.stage-return .map>img{transform:scale(1.03);filter:saturate(.45)}.stage-return .route{opacity:.4}.panel.changing{animation:panel-in .5s ease both}
@keyframes world-breathe{to{transform:scale(1.085) translateX(-.5%)}}@keyframes haze{to{transform:translate(4%,2%);opacity:.4}}@keyframes arrive{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}@keyframes nudge{50%{transform:translateY(6px)}}@keyframes pulse{50%{opacity:.2;transform:scale(1.2)}}@keyframes panel-in{from{opacity:.3;transform:translateY(7px)}to{opacity:1;transform:none}}
@supports(animation-timeline:view()){.hero-copy{animation:hero-exit linear both;animation-timeline:view();animation-range:exit 0% exit 100%}@keyframes hero-exit{to{opacity:0;transform:translateY(-60px)}}}
body.reduced *,body.reduced *:before,body.reduced *:after{animation:none!important;transition:none!important}html:has(body.reduced){scroll-behavior:auto}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
@media(min-width:1700px){.hero-art{background-position:center 46%}.briefing{padding-left:12%;padding-right:12%}}
@media(max-width:1000px){.chapter-nav{left:22px}.hero-copy{left:12%;max-width:76%;top:32%}.world-caption{display:none}.briefing{padding:90px 8%}.console-content{grid-template-columns:1fr 1fr}.map{min-height:640px}.briefing-details{padding:25px 22px}.tabs span{font-size:12px}.briefing-heading{gap:25px}.hotspot b{display:none}}
@media(max-width:700px){.frame{inset:10px}.topline{top:30px;left:7%;right:5%}.brand{font-size:24px}.brand span{font-size:8px}.motion{font-size:10px}.chapter-nav{top:auto;bottom:22px;left:50%;transform:translateX(-50%);flex-direction:row;align-items:center;background:#0b1210ed;backdrop-filter:blur(15px);border:1px solid #bed2c240;padding:5px 14px;gap:12px}.nav-track{height:1px;width:17px;margin:0}.nav-text{opacity:1;transform:none;font-size:12px;padding:0;background:none}.nav-text small{display:none}.nav-symbol{font-size:19px;width:20px}.chapter-nav a{gap:6px}.threshold{min-height:740px;height:100svh}.hero-art{background-position:59% center}.veil{background:linear-gradient(0deg,#090d0e 0%,#080d10ad 35%,#080d101a 80%,#080d1077)}.hero-copy{left:8%;right:8%;top:auto;bottom:145px;max-width:none}h1{font-size:40px}.eyebrow{font-size:10px;margin-bottom:18px}.intro{font-size:16px;margin:20px 0}.enter{margin-top:25px}.enter-icon{width:44px;height:44px}.hero-bottom{bottom:100px;left:8%;right:8%;font-size:8px}.hero-bottom>a{display:none}.briefing{padding:65px 6% 100px}.briefing-heading{display:block}.briefing-heading h2{font-size:43px;margin:20px 0}.briefing-heading>p:last-child{font-size:16px}.console-top{padding:14px;font-size:9px;letter-spacing:.03em}.concept-tag{font-size:8px}.console-content{grid-template-columns:1fr}.map{min-height:390px;border-right:0;border-bottom:1px solid var(--line)}.map>img{object-position:center 62%}.briefing-details{padding:25px 23px}.tabs span{font-size:13px}.panel h3{font-size:31px}.console-bottom{padding:14px;font-size:8px;letter-spacing:.02em}.closing{padding-top:40px}.closing>small{text-align:left}.panel-description{line-height:1.7}}