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[data-theme=dark]{--bg:#101c24;--paper:#172731;--ink:#e5ece5;--muted:#a1b0b6;--line:#2c4049;--accent:#73c7b8;--accent-soft:#203e3f;--nav:#15232d;color-scheme:dark}[data-theme=dark] .lab-stage{background:radial-gradient(ellipse at 50% 60%,#263a32 0,transparent 65%)}[data-theme=dark] .roi.active circle{fill:#194b52}[data-theme=dark] .primary{color:#132c32}[data-theme=dark] .zoom-image{background:#fff}[data-theme=dark] .curve-healthy{stroke:#73c7b8}[data-theme=dark] .curve-altered{stroke:#dda774}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
.channel-strip{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;padding:10px 18px;border-top:1px solid var(--line);background:var(--paper)}.channel-button{min-width:0;border:1px solid var(--line);border-radius:4px;padding:0 0 5px;background:var(--paper);overflow:hidden;text-align:center}.channel-button svg{display:block;width:100%;height:54px;background:#1b282c}.channel-button>span{display:block;font-size:10px;margin-top:4px;font-variant-numeric:tabular-nums}.channel-button small{font-size:8px;margin-left:3px;color:var(--muted)}.channel-button em{font-size:8px;font-style:normal;color:var(--muted);display:block;margin-top:2px}.channel-button:hover,.channel-button[aria-pressed=true]{border-color:var(--accent)}.channel-button[aria-pressed=true]{box-shadow:0 0 0 1px var(--accent);background:var(--accent-soft)}.lab-stage.is-band{background:#1b282c}.lab-stage.is-band .sample-label,.lab-stage.is-band .sample-scale{color:#b0c2c7}.lab-stage.is-band .sample-label span{color:#c1ddd7}.lab-stage.is-band .sample-scale:before{border-color:#b0c2c7}
.university-brand img{display:block;width:164px;height:66px;object-fit:contain;mix-blend-mode:multiply}.home .hero{min-height:calc(100svh - 140px)}[data-theme=dark] .university-brand img{filter:invert(1) grayscale(1);mix-blend-mode:screen}.mobile-settings button{min-width:35px;min-height:35px;font-size:11px;background:var(--paper);border:1px solid var(--line);border-radius:4px}.reading-trail{align-items:center}
@media(min-width:801px) and (max-height:800px){.home .topbar{height:72px}.home .hero{padding:20px 0;min-height:calc(100svh - 116px)}.home .hero-copy h1{font-size:clamp(28px,2.65vw,36px);margin-top:20px;margin-bottom:20px}.home .hero-copy .authors{margin-bottom:22px}.home .lab-stage{height:185px}.home .lab-top{padding:13px 17px}.home .lab-analysis{padding:12px 17px}.home .spectrum{height:105px}.home .simulation-note{font-size:8px;margin-top:8px}.home .wavelength{margin-top:9px}.home .home-footer{padding:12px 4vw}}
@media(max-width:800px){.home .hero{min-height:0}.university-brand img{width:145px;height:57px}}
@media(max-width:430px){.university-brand img{width:131px;height:53px}}
@media(min-width:801px) and (max-height:800px){.home .lab-stage{height:150px}.home .spectrum{height:90px}.channel-strip{padding:7px 16px;gap:5px}.channel-button svg{height:37px}.channel-button em{font-size:7px}.home .hero{padding:10px 0}}
@media(max-width:430px){.channel-strip{padding:9px 14px;gap:5px}.channel-button svg{height:47px}.channel-button em{font-size:7px}.channel-button>span{font-size:9px}}
.chapter-subnav{border-left:1px solid var(--line);margin:0 16px 16px 22px;padding:4px 0}.chapter-subnav a{display:block;color:var(--muted);font-size:10px;line-height:1.6;padding:6px 12px}.chapter-subnav a:hover,.chapter-subnav a.active{color:var(--accent)}.chapter-subnav .sub-depth-3{padding-left:20px}.chapter-subnav .sub-depth-4{padding-left:28px}.section-jump{display:none;border:1px solid var(--line);border-radius:5px;margin:0 0 28px;background:var(--paper)}.section-jump summary{font:12px/1.5 Arial;padding:13px 16px;color:var(--accent);cursor:pointer}.section-jump nav{border-top:1px solid var(--line);padding:10px 15px 14px}.section-jump a{display:block;color:var(--muted);font:12px/1.6 Arial;padding:7px 0}.section-jump a.active{color:var(--accent)}.section-jump .sub-depth-3{padding-left:12px}.section-jump .sub-depth-4{padding-left:24px}.table-tools{display:flex;gap:15px;align-items:center;justify-content:space-between;margin:22px 0 0;font:10px/1.5 Arial;color:var(--muted)}.table-tools+.table-scroll{margin-top:9px}.table-expand{background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:9px 12px;font-size:11px;color:var(--accent);white-space:nowrap}.table-scroll th{border:1px solid var(--line);padding:10px 12px;text-align:left;font-weight:500;vertical-align:top}.table-scroll th p{margin:0 0 8px!important}.table-scroll th p:last-child{margin:0!important}.table-scroll math{font-family:math,"Cambria Math",serif;font-size:16px}.table-dialog{width:96vw;max-width:1800px;max-height:94dvh;background:var(--paper);border:1px solid var(--line);border-radius:7px;color:var(--ink);padding:20px 24px}.table-dialog::backdrop{background:#132d3be3;backdrop-filter:blur(4px)}.table-dialog>header{display:flex;align-items:start;justify-content:space-between;gap:25px}.table-dialog h2{font:16px/1.6 Arial;margin:0;max-width:1100px}.table-dialog-close{background:none;font-size:28px;min-width:36px;min-height:36px}.table-dialog-content .table-scroll{max-height:72dvh;margin:15px 0 0}.table-dialog-content table{font-size:14px}.table-dialog-content tr:first-child th{position:sticky;top:0;z-index:1;background:var(--accent-soft)}.table-dialog>p{font:11px/1.6 Arial;color:var(--muted);margin-bottom:0}.contents-search{margin:30px 0 25px}.contents-search label{display:block;font-size:11px;color:var(--muted);margin-bottom:9px}.contents-search input{background:var(--paper);border:1px solid var(--line);border-radius:5px;color:var(--ink);padding:13px 16px;font:14px Arial;width:100%;max-width:600px}.contents-search p{font-size:11px;min-height:16px;color:var(--accent);margin:8px 0 0}.contents-list.detailed-contents{margin-top:10px}.contents-group{border-top:1px solid var(--line);padding-bottom:12px}.contents-list .contents-main-link{border:0}.contents-sections{margin:0 0 10px 60px}.contents-list .contents-section{border:0;font-size:14px;line-height:1.7;padding:8px 0;color:var(--muted);display:block}.contents-list .contents-section:hover{color:var(--accent)}.contents-sections .sub-depth-3{padding-left:18px}.contents-sections .sub-depth-4{padding-left:36px}.prose figure{scroll-margin-top:100px}
@media(max-width:1200px){.section-jump{display:block}.mobile-settings{display:flex;gap:5px}}
@media(max-width:430px){.table-tools{font-size:9px}.table-expand{font-size:10px}.table-dialog{padding:14px;width:97vw}.contents-sections{margin-left:37px}.contents-list .contents-section{font-size:12px}.contents-sections .sub-depth-4{padding-left:24px}.mobile-settings button{min-width:33px;min-height:35px}.reading-trail{flex-wrap:wrap;row-gap:12px}.reading-trail>.mobile-settings{margin-left:auto}}
.cube-browser{padding:9px 18px 7px;border-top:1px solid var(--line);background:var(--paper)}.cube-heading{display:flex;justify-content:space-between;font-size:8px;letter-spacing:1px;color:var(--muted);margin-bottom:6px}.cube-heading b{color:var(--accent);font-weight:500;margin-left:9px}.cube-track{position:relative;border:1px solid var(--line);border-radius:3px;overflow:hidden}.cube-track canvas{display:block;width:100%;height:42px;cursor:crosshair;touch-action:none;image-rendering:pixelated}.cube-track i{position:absolute;top:0;bottom:0;width:2px;background:white;box-shadow:0 0 0 1px #173a4a;pointer-events:none;transform:translateX(-1px)}.cube-axis{display:flex;justify-content:space-between;font-size:7px;margin-top:4px;color:var(--muted)}.band-controls{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-top:10px;font-size:10px;color:var(--muted)}.band-controls button{background:var(--paper);border:1px solid var(--line);border-radius:3px;min-width:23px;min-height:26px;padding:4px 7px;color:var(--accent);font-size:12px}.band-controls input{width:56px;min-width:0;min-height:26px;border:1px solid var(--line);border-radius:3px;background:var(--paper);color:var(--ink);font-size:11px;padding:4px;text-align:center;font-variant-numeric:tabular-nums;-moz-appearance:textfield}.band-controls input::-webkit-inner-spin-button{display:none}.band-controls #channel-play{margin-left:5px;font-size:10px}.band-controls output{margin-left:auto;font-size:10px;color:var(--accent);font-variant-numeric:tabular-nums}.wavelength output{display:none}.intensity-key{display:flex;align-items:center;gap:8px;font-size:8px;color:var(--muted);margin:4px 0 0}.intensity-key i{width:95px;height:5px;display:block;border-radius:1px;background:linear-gradient(90deg,#000064,#0000f0 10%,#00dcff 29%,#19d61c 48%,#fafa2c 68%,#ff7900 84%,#be0000)}.lab:not(:has(.is-band)) .intensity-key{visibility:hidden}
.photo-visual .channel-photo{filter:grayscale(1) brightness(var(--band-gain,1))}.photo-visual .altered-photo{filter:grayscale(1) brightness(var(--band-altered-gain,1))}.channel-button img{display:block;width:100%;height:54px;object-fit:cover;filter:grayscale(1) brightness(var(--band-gain,1))}.home .lab-stage:has(.photo-visual){background:#354c38}.photo-visual~.view-modes{box-shadow:0 2px 10px #0002}.lab-stage:has(.photo-visual) .sample-label{z-index:1;background:#f5f6f2de;border-radius:3px;padding:7px 9px;top:12px;left:13px;color:#39505a}.lab-stage:has(.photo-visual) .sample-label span{color:#34625a}.lab-stage:has(.photo-visual) .sample-scale{display:none}.lab-stage:has(.photo-visual) .sample-label>span{margin-top:3px}
@media(min-width:801px) and (max-height:800px){.channel-button img{height:37px}}
@media(max-width:430px){.channel-button img{height:47px}.lab-stage:has(.photo-visual) .sample-label{font-size:8px}}
@media(min-width:801px) and (max-height:800px){.home .lab-stage{height:130px}.home .spectrum{height:80px}.cube-browser{padding:7px 16px}.cube-track canvas{height:31px}.cube-heading{margin-bottom:5px}.band-controls{margin-top:6px}.home .lab-analysis{padding:10px 16px}.home .wavelength{margin-top:5px}.home .simulation-note{font-size:7px}}
@media(max-width:430px){.cube-browser{padding:9px 14px}.cube-heading{font-size:7px}.cube-heading b{margin-left:5px}.band-controls{gap:5px;font-size:9px}.band-controls input{width:48px}.band-controls output{font-size:9px}.band-controls #channel-play{margin-left:0}.cube-axis{font-size:6px}.intensity-key{font-size:7px}}
/* Interface readability and clear control states. */
:root{--control-border:#93aaa6}[data-theme=dark]{--control-border:#6b8b91}
.topbar nav{font-size:14px;gap:16px}.topbar nav>a{border:1px solid var(--control-border);background:var(--paper);border-radius:5px;padding:9px 13px;line-height:1.3}.topbar nav>a:hover{border-color:var(--accent);background:var(--accent-soft)}.theme-toggle{width:40px;height:40px;border-color:var(--control-border);background:var(--paper)}.kicker{font-size:11px;letter-spacing:1.5px}.hero-copy .authors{font-size:14px}.hero-copy .authors span{font-size:11px}.primary{font-size:15px;font-weight:600;min-height:52px;box-shadow:0 3px 9px #183a321a}.secondary-link{font-size:14px;color:var(--ink);border:1px solid var(--control-border);border-radius:5px;padding:12px 15px;background:var(--paper)}.secondary-link:hover{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.resume{font-size:14px}
.lab-top{font-size:10px;letter-spacing:1px}.lab-stage:has(.photo-visual) .sample-label{font-size:10px}.lab-stage:has(.photo-visual) .sample-label span{font-size:11px}.view-modes{border-color:var(--control-border);padding:3px;gap:3px}.view-modes button{font-size:12px;font-weight:600;min-height:33px;padding:7px 13px;color:var(--ink);border:1px solid transparent}.view-modes button[aria-pressed=true]{background:var(--accent);color:var(--paper);border-color:var(--accent)}.analysis-header{flex-wrap:wrap;gap:8px}.analysis-header h2{font-size:15px;line-height:1.4}.play-scan{background:var(--accent);color:var(--paper);font-size:12px;font-weight:600;border:1px solid var(--accent);border-radius:5px;min-height:33px;padding:7px 12px}.play-scan:hover{filter:brightness(1.1)}.spectrum text{font-size:14px}.roi-buttons{gap:6px}.roi-buttons button{font-size:12px;line-height:1.25;min-height:35px;padding:8px 11px;color:var(--ink);font-weight:500;border-color:var(--control-border);background:var(--paper)}.roi-buttons button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:var(--paper);box-shadow:0 2px 6px #167b7920}.roi-buttons button[aria-pressed=true]:before{background:var(--paper)}.roi-buttons button:hover{border-color:var(--accent)}
.cube-heading{font-size:10px;letter-spacing:.7px}.cube-axis{font-size:9px}.band-controls{font-size:12px;gap:5px}.band-controls button{min-width:30px;min-height:32px;font-size:18px;border-color:var(--control-border);background:var(--paper);font-weight:600}.band-controls input{font-size:13px;min-height:32px;border-color:var(--control-border)}.band-controls #channel-play{font-size:12px;margin-left:3px;padding:6px 10px;background:var(--accent);border-color:var(--accent);color:var(--paper)}.band-controls output{font-size:12px}.wavelength{font-size:12px}.wavelength input{min-height:22px}.intensity-key{font-size:10px}.simulation-note{font-size:10px;line-height:1.5}.home-footer{font-size:11px}
.nav-home{font-size:13px}.nav-label,.toc-label{font-size:10px;letter-spacing:1.2px}.chapter-link{font-size:13px;line-height:1.5}.chapter-link>span:first-child{font-size:12px}.page-toc>a{font-size:12px}.reading-settings span{font-size:12px}.reading-settings button,.mobile-settings button{font-size:14px;min-width:38px;min-height:36px;border-color:var(--control-border);color:var(--accent)}.reading-trail{font-size:11px}.menu-toggle span{font-size:12px}.page-turn a{font-size:14px}.page-turn small{font-size:10px}.section-jump summary{font-size:14px}.section-jump a{font-size:13px}.table-expand{font-size:13px;min-height:35px;border-color:var(--control-border);font-weight:500}.table-tools{font-size:11px}.contents-search label{font-size:13px}.contents-search input{font-size:15px;border-color:var(--control-border)}.contents-search p{font-size:12px}
[data-theme=dark] .play-scan,[data-theme=dark] .view-modes button[aria-pressed=true],[data-theme=dark] .roi-buttons button[aria-pressed=true],[data-theme=dark] .band-controls #channel-play{color:var(--bg)}
@media(min-width:801px) and (max-height:800px){.home .lab-top{padding:10px 16px}.home .lab-analysis{padding:8px 16px}.home .simulation-note{font-size:9px;margin-top:7px}.home .spectrum{height:100px}.home .lab-stage{height:115px}.cube-browser{padding:5px 16px}.cube-track canvas{height:28px}.cube-heading{margin-bottom:4px}.home .hero{padding:8px 0}.home .home-footer{padding-top:10px;padding-bottom:10px}}
@media(max-width:800px){.topbar nav{gap:9px}.topbar nav>a{font-size:13px;padding:8px 10px}.cube-heading{font-size:10px}.cube-axis{font-size:9px}.home .hero-copy h1{margin-top:21px}}
@media(max-width:430px){.university-brand img{width:117px}.topbar nav{gap:6px}.topbar nav>a{font-size:12px;padding:8px}.theme-toggle{width:37px;height:37px}.hero-actions{gap:12px}.primary{font-size:14px}.secondary-link{font-size:13px;padding:12px}.analysis-header h2{font-size:14px}.roi-buttons button{font-size:11px;padding:8px 9px}.band-controls{font-size:11px}.band-controls #channel-play{font-size:11px}.band-controls output{font-size:11px}.cube-heading{font-size:9px}.cube-axis{font-size:8px}.home-footer{font-size:10px}.reading-trail{font-size:10px;column-gap:12px}.table-expand{font-size:12px}.page-turn a{font-size:13px}}
@media(max-width:360px){.topbar{padding-left:14px;padding-right:14px;gap:6px}.university-brand img{width:96px}.topbar nav{gap:5px}.topbar nav>a{padding-left:7px;padding-right:7px}}
.reading-entry{min-width:200px}.lab-cover{position:absolute;inset:0;z-index:5;display:block;width:100%;height:100%;padding:0;border:0;border-radius:inherit;overflow:hidden;background:#dce3d2;color:white;text-align:left;isolation:isolate}.lab-cover>img{display:block;width:100%;height:100%;object-fit:cover;object-position:50% 56%;transition:transform .45s}.lab-cover:after{content:'';position:absolute;inset:0;background:linear-gradient(0deg,#03121de8,transparent 38%);pointer-events:none;z-index:1}.cover-cta{position:absolute;z-index:2;left:22px;right:22px;bottom:21px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:15px 18px;border:1px solid #e3f1e58c;border-radius:5px;background:#092735ab;backdrop-filter:blur(7px);font-size:14px;line-height:1.3;font-weight:500;color:#f1f6ed;box-shadow:0 3px 15px #0002}.cover-cta b{font-size:22px;font-weight:400}.lab-cover:hover>img{transform:scale(1.025)}.lab-cover:hover .cover-cta{background:#154e59cc;border-color:#e1eee4}.lab-cover:focus-visible{outline:3px solid #b9dfd4;outline-offset:-5px}.cover-back{position:absolute;left:16px;top:7px;z-index:3;background:var(--paper);color:var(--accent);border:1px solid var(--control-border);padding:6px 10px;border-radius:4px;font-size:11px;min-height:28px}.lab.interactive-open .lab-top>span{visibility:hidden}
@media(max-width:430px){.cover-cta{left:15px;right:15px;bottom:16px;font-size:13px;padding:14px}.reading-entry{min-width:200px}.cover-back{font-size:11px}}
.lab-cover:before{content:'';position:absolute;inset:-15px;z-index:-1;background:url('assets/hsi-cover-v3.webp') center/cover;filter:blur(20px);opacity:.65}.lab-cover>img{object-fit:contain;object-position:center}
.lab:not(.interactive-open){aspect-ratio:1}.lab:not(.interactive-open) #lab-workbench{position:absolute;inset:0;visibility:hidden;overflow:hidden}.lab-cover>img{object-fit:cover;object-position:center}.lab-cover:before{display:none}.lab-cover{background:#062b41}
@media print{.topbar,.chapter-nav,.page-toc,.page-turn,.reading-progress,.mobile-settings,.section-jump,.table-tools{display:none}.reader-layout{display:block}.article{padding:0}.prose{font-size:11pt}.zoom-image{border:none}.table-scroll{overflow:visible}.prose img{max-height:600px}body{background:white;color:black}}