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/* A continuous, light editorial space. Each instrument retains its own chapter. */
html{scroll-padding-top:115px}
body{background:#fafcff}
.site-header{position:fixed;height:88px;transition:background .35s,height .35s,box-shadow .35s}
.site-header.scrolled{height:74px;background:rgba(250,252,255,.92);backdrop-filter:blur(18px);box-shadow:0 1px 0 #d7e4f080}
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.hero:before{content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,#fafcffbd 0%,#fafcff90 28%,#fafcff00 55%),linear-gradient(0deg,#fafcff 0%,#fafcff00 19%)}
.hero-art{z-index:-3;transform:translate3d(0,var(--hero-shift,0px),0) scale(1.035);object-position:50% 50%;opacity:.94}
.hero[data-study]:not([data-study="0"]) .hero-art{opacity:.19}
.hero-copy{top:24%;max-width:670px}
.hero h1{font-size:clamp(86px,8.35vw,150px);line-height:.98;letter-spacing:-.065em;margin-bottom:23px}
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.section-heading h2{font-size:clamp(30px,3.2vw,49px)}
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.research,.research.caliper,.research.vector{border:0;background:#fafcff;isolation:isolate}
.research:before{content:'';position:absolute;z-index:-1;inset:0;pointer-events:none;background:radial-gradient(ellipse at 72% 49%,#dcefff8c 0%,#e9f4ff70 27%,#fafcff00 67%)}
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.caliper .chapter-number{right:auto;left:4vw}
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.journal-section{padding-block:135px 150px}
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 .state{font-size:14px}.journal-row .text-link{font-size:14px}.reveal{transition-duration:.65s}
}
@media(prefers-reduced-motion:reduce){.reveal,.site-header{transition:none}.motion-ready .reveal:not(.is-visible){opacity:1;transform:none}.hero-art{transform:none}}

/* Give Event Transmission a little more room while retaining its established layout. */
@media(min-width:901px){.event .research-layout{grid-template-columns:.74fr 1.26fr;gap:3vw}.event .study-figure{width:calc(100% + 44px)}}
@media(min-width:901px) and (max-width:1100px){.event .study-figure{width:calc(100% + 28px)}}
@media(max-width:900px){.event .study-figure{width:calc(100% + 40px);margin-left:-20px}}

/* Product previews: working screens beneath the three independent instruments. */
.systems-layout{grid-template-columns:.66fr 1.34fr;gap:4vw;align-items:center}
.system-methods{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px;margin-top:18px}
.system-methods>div:last-child{border-bottom:0}
.data-layout{grid-template-columns:.7fr 1.3fr;gap:4vw}
.systems-layout>*,.data-layout>*{min-width:0}
.product-window{background:#fff;border:1px solid #bccfe2;border-radius:13px;box-shadow:0 22px 65px #32639615,0 3px 8px #32639608;overflow:hidden;text-align:left;font-size:14px;line-height:1.45;color:#244361}
.product-window [hidden]{display:none!important}
.product-titlebar{display:flex;align-items:center;gap:12px;padding:17px 20px;background:#f7fbff;border-bottom:1px solid #d5e2ef}
.product-mark{width:32px;height:32px;display:grid;place-items:center;background:#173f75;color:white;border-radius:7px;font-size:12px;letter-spacing:.03em;flex:none}
.product-titlebar>div{display:grid;gap:2px}.product-titlebar strong{font-size:15px;font-weight:500;color:#173b68}.product-titlebar>div>span{font-size:12px;color:#6a8299}
.demo-badge{margin-left:auto;font-size:12px;color:#59748e;border:1px solid #c9d9e8;border-radius:5px;padding:4px 8px;white-space:nowrap}
.workspace-topline{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:22px 22px 20px}
.workspace-label{font-size:12px;letter-spacing:.1em;color:#6b849c;display:block;line-height:1.5}
.workspace-topline h3{font:normal 23px/1.3 var(--serif);letter-spacing:-.02em;color:#193c6b;margin:6px 0 0}
.paper-mode{border:1px solid #a6bfd8;background:#f5f9ff;color:#375e8c;padding:5px 9px;font-size:12px;border-radius:5px;white-space:nowrap}
.trade-body{display:grid;grid-template-columns:minmax(0,1fr) 214px;border-top:1px solid #dde8f2;min-height:375px}
.trade-market{padding:22px 18px 12px;min-width:0;background:linear-gradient(#fff,#f9fcff)}
.market-heading{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}.market-heading>div{display:grid;gap:5px}.market-heading strong{font-size:16px;color:#173b68;font-weight:500}.market-heading span{font-size:12px;color:#6a8299}
.market-price{text-align:right}.market-price strong{font-size:24px;font-variant-numeric:tabular-nums;font-family:var(--serif);line-height:1}
.chart-legend{display:flex;gap:16px;margin:18px 0 0;color:#648099;font-size:12px}.chart-legend>span{display:flex;align-items:center;gap:6px}.chart-legend i{width:12px;height:2px;display:block}.legend-blue{background:#2055d0}.legend-amber{background:#cc7c17}
.trade-chart{display:block;width:100%;height:240px;min-height:200px}
.market-bottom{display:flex;justify-content:space-between;gap:12px;padding-top:7px;color:#6b849c;font-size:12px;border-top:1px solid #e0eaf3}.market-bottom b{font-weight:500}
.trade-controls{border-left:1px solid #dce7f1;background:#fbfdff;min-width:0}
.product-tabs{display:flex;align-items:stretch;gap:0;border-bottom:1px solid #d9e5f0}
.product-tabs button{font-size:14px;border:0;border-bottom:2px solid transparent;border-radius:0;padding:13px 9px;background:transparent;color:#6a8299;line-height:1.4}
.product-tabs button[aria-selected="true"]{color:#174ed4;border-bottom-color:#174ed4;background:#eff6ff88}
.product-tabs button:hover{color:#174ed4}.product-tabs button:focus-visible{outline-offset:-3px}
.trade-controls .product-tabs button{flex:1;font-size:13px;padding:14px 6px}
.trade-pane{padding:20px 16px}.product-window h4{font-size:16px;color:#1d426f;font-weight:500;line-height:1.4;margin:7px 0 20px}
.rule-block{padding:13px 0;border-top:1px solid #dce7f1}.rule-block>span{display:block;font-size:12px;color:#7190a8;margin-bottom:5px}.rule-block strong{font-size:14px;font-weight:500;color:#254669}.rule-block p{font-size:12px;color:#6d8297;margin:5px 0 0}
.demo-ready{border:1px solid #c9ddec;background:#f0f7fd;padding:9px 10px;color:#315b84;font-size:13px;margin-top:17px}.demo-ready span{display:block;font-size:12px;color:#6d8297;margin-top:3px}
.workspace-footer{display:flex;justify-content:space-between;gap:12px;padding:13px 20px;border-top:1px solid #d5e2ef;color:#698199;font-size:12px;background:#f7fbff}
.order-row{display:grid;gap:6px;padding:14px 0;border-top:1px solid #dce7f1;font-size:14px}.order-row strong{font-weight:400;color:#24638b;font-size:12px}.order-row small{font-size:12px;color:#7190a8}
.pane-note{font-size:14px!important;line-height:1.6!important;color:#6b849c!important;margin:22px 0 0!important}
.run-log{padding:0;margin:0;list-style:none}.run-log li{border-top:1px solid #dce7f1;padding:14px 0;font-size:14px}.run-log span{display:block;font-size:12px;color:#7190a8;margin-bottom:5px}
.schema-tabs{padding-inline:12px;background:#f9fcff}.schema-tabs button{padding-inline:16px}
.schema-scroll{overflow-x:auto;overscroll-behavior-inline:contain;scrollbar-width:thin}.schema-scroll:focus-visible{outline:2px solid var(--blue);outline-offset:-2px}
.schema-plane{position:relative;height:435px;min-width:760px;background-color:#f8fbff;background-image:radial-gradient(#b7cde260 .8px,transparent .8px);background-size:14px 14px}
.schema-connectors{position:absolute;inset:0;width:100%;height:435px;pointer-events:none}
.schema-entity{position:absolute;width:28.421%;background:white;border:1px solid #c3d5e8;border-radius:7px;box-shadow:0 4px 13px #375c8a0a;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.schema-entity.is-selected{border-color:#cc7c17;box-shadow:0 0 0 2px #cc7c1715,0 4px 13px #375c8a0a}
.schema-entity h4{display:flex;align-items:center;justify-content:space-between;gap:7px;background:#edf5ff;padding:11px 10px;margin:0;border-bottom:1px solid #d3e1ee;line-height:1.4}
.schema-entity h4 button{font-size:14px;font-weight:500;text-align:left;padding:0;border:0;color:#23568b;background:transparent}.schema-entity h4 button:focus-visible{outline-offset:2px}.schema-entity h4>span{font-size:12px;color:#7291ac;white-space:nowrap}
.schema-entity ul{padding:6px 10px 9px;margin:0;list-style:none}.schema-entity li{display:grid;grid-template-columns:minmax(0,1fr) auto 19px;align-items:center;gap:6px;height:29px;font-size:14px;color:#385571}
.field-name{white-space:nowrap}.field-type{font-size:12px;color:#8199ae}.field-key{font-size:12px;font-weight:600;color:#b37729;text-align:right}
.schema-inspector{padding:14px 20px 17px;background:white;border-top:1px solid #d5e2ef;min-height:78px}.schema-inspector>span{font-size:12px;letter-spacing:.09em;color:#7190a8}.schema-inspector p{font-size:14px;margin:6px 0 0;color:#4b6b88;line-height:1.5}
.schema-secondary{min-height:513px;padding:30px 24px;background:#fbfdff}.schema-secondary h4{font:normal 24px/1.4 var(--serif);margin:8px 0 27px}
.relation-row{display:grid;grid-template-columns:1fr 70px 1.3fr;gap:12px;padding:17px 0;border-top:1px solid #d9e5ef;font-size:14px}.relation-row strong{font-weight:400;overflow-wrap:anywhere}.relation-row>span{font-size:12px;color:#7c97ae;text-align:center}
.contract-example{font:14px/1.85 ui-monospace,Consolas,monospace;color:#28557f;background:#f0f6fc;border:1px solid #d5e2ef;padding:20px;overflow-x:auto;border-radius:5px;margin:0;tab-size:2}
.schema-mobile-hint{display:none;font-size:12px;color:#6b849c;margin:0;padding:9px 16px;background:#f8fbff}
@media(max-width:1100px){.systems-layout,.data-layout{grid-template-columns:1fr;gap:40px}.systems-copy{max-width:670px}.data-layout>div:first-child{max-width:700px}.product-window{width:100%;max-width:900px;margin-inline:auto}.system-methods{margin-top:0;gap:25px}.data-layout{gap:35px}}
@media(max-width:760px){.system-methods{grid-template-columns:1fr;gap:0}.system-methods>div:last-child{border-bottom:1px solid #cbdceba6}.product-titlebar{padding:13px 14px;gap:9px}.product-titlebar strong{font-size:14px}.product-titlebar>div>span{font-size:12px}.product-mark{width:27px;height:27px;font-size:10px}.demo-badge{font-size:12px;padding:3px 5px}.workspace-topline{padding:18px 15px}.workspace-topline h3{font-size:22px}.trade-body{grid-template-columns:1fr}.trade-controls{border-left:0;border-top:1px solid #dce7f1}.trade-controls .product-tabs button{font-size:14px}.trade-pane{padding:19px 17px}.trade-pane .rule-block{display:grid;grid-template-columns:64px 1fr;align-items:center;gap:4px 8px}.rule-block p{grid-column:2;margin:0}.rule-block>span{margin:0}.demo-ready{display:flex;justify-content:space-between;align-items:center}.demo-ready span{margin:0}.trade-market{padding:18px 13px 10px}.trade-chart{height:250px}.market-bottom{font-size:11px}.workspace-footer{padding:12px 14px;font-size:12px;flex-wrap:wrap}.schema-mobile-hint{display:block}.schema-tabs{padding-inline:4px}.schema-tabs button{font-size:14px;padding-inline:12px}.schema-secondary{padding:24px 16px;min-height:400px}.relation-row{grid-template-columns:1fr;gap:7px}.relation-row>span{text-align:left}.contract-example{font-size:13px;padding:14px}.schema-inspector{padding-inline:15px}.schema-plane{min-width:760px}}
@media(prefers-reduced-motion:reduce){.schema-entity{transition:none}}

/* Automatic chapters: one continuous computational field and one caption. */
.hero[data-study] .hero-art{opacity:.18;transition:none}
.hero-description{max-width:440px;text-wrap:pretty}
.study-sequence{display:grid;gap:18px;width:220px;flex:none}
.sequence-heading{display:flex;gap:14px;align-items:center;font-size:16px;color:#345d87}

.study-caption{opacity:var(--caption-opacity,1);min-height:66px;max-width:450px}
.instrument-history{font-size:14px;line-height:1.8;color:#59728d;max-width:420px;margin-top:23px}
.language-switch{display:flex;align-items:center;gap:8px;flex:none;font-size:14px}
.language-switch a{text-decoration:none;color:#6c859d;padding:6px 3px}
.language-switch a[aria-current="true"]{color:#2055d0;border-bottom:1px solid #2055d0}
.site-header{gap:22px}.site-header nav{gap:25px}
html[lang="ko"] body{font-family:Arial,"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;word-break:keep-all;overflow-wrap:break-word}
html[lang="ko"] .hero-description{max-width:390px;line-height:1.85}
html[lang="ko"] .eyebrow{letter-spacing:.08em}
html[lang="ko"] .lede,html[lang="ko"] .detail-lede{line-height:1.5;letter-spacing:-.025em}
html[lang="ko"] .detail-purpose h2,html[lang="ko"] .detail-example h2,html[lang="ko"] .detail-status h2{line-height:1.35}
html[lang="ko"] .systems-copy h2,html[lang="ko"] .data-section h2,html[lang="ko"] .journal-section h2,html[lang="ko"] .about-section h2,html[lang="ko"] .detail-purpose h2,html[lang="ko"] .detail-example h2,html[lang="ko"] .detail-status h2{font-family:Arial,"Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;font-weight:400;line-height:1.25}
html[lang="ko"] .text-link{letter-spacing:.02em}
html[lang="ko"] .section-heading>span{max-width:410px;line-height:1.8}
@media(max-width:1100px){.site-header nav{gap:15px}.site-header{gap:14px}}
@media(max-width:760px){
 .site-header{height:118px;padding-top:13px;gap:8px 12px}.site-header.scrolled{height:118px}
 .site-header>.brand{font-size:12px;letter-spacing:.14em;margin-right:auto}
 .motion-toggle{margin-left:0;min-width:30px}.language-switch{gap:7px;font-size:13px}
 .site-header nav{flex-basis:100%;order:3;gap:12px;justify-content:space-between}
 .hero{min-height:1030px}.hero-copy{padding-top:175px}.hero-canvas{top:520px;height:320px}
 .hero-bottom{bottom:30px;gap:24px}.study-sequence{width:100%;max-width:250px;gap:12px}
 .study-caption{min-height:74px}.hero-description{max-width:330px}
 html[lang="ko"] .hero-description{max-width:330px}
 html[lang="ko"] .section-heading>span{max-width:330px}
 .instrument-history{font-size:14px}.detail-top{padding-top:149px}
}