/* RoboGaze project page. Fonts are self-hosted (SIL OFL); no external hosts. */
@font-face { font-family: "Inter"; src: url(../fonts/inter.woff2) format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Source Serif 4"; src: url(../fonts/sourceserif.woff2) format("woff2"); font-weight: 200 900; font-display: swap; }
@font-face { font-family: "Source Serif 4"; src: url(../fonts/sourceserif-italic.woff2) format("woff2"); font-weight: 200 900; font-style: italic; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url(../fonts/jbmono.woff2) format("woff2"); font-weight: 100 900; font-display: swap; }

:root {
  --paper: #fbfaf7;
  --card: #ffffff;
  --ink: #1d1b19;
  --ink-2: #3a3632;
  --muted: #5f5a53;
  --faint: #8f897f;
  --rule: #e7e1d7;
  --rule-2: #f1ece4;
  --acc: #b4441f;
  --acc-2: #d0663f;
  --acc-tint: #fbeee8;
  --human: #3d6db5;
  --tp: #d9822b; --ic: #2f6fdf; --osc: #0f9d76; --rbc: #7c4ddb; --pp: #d6453d; --vq: #1596b3;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --shadow: 0 1px 2px rgba(40, 30, 20, .05), 0 12px 32px rgba(60, 40, 20, .07);
  --radius: 16px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 18px; line-height: 1.6; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
img, video, svg { display: block; max-width: 100%; }
[hidden] { display: none !important; }
a { color: var(--acc); text-underline-offset: 3px; }
button { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 28px; }
@media (max-width: 640px) { .wrap { padding: 0 16px; } }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 12px; z-index: 100; background: #fff; padding: 8px 12px; border-radius: 8px; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--acc) 55%, transparent); outline-offset: 2px; border-radius: 6px; }

/* ---------- navigation ---------- */
#progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--acc); z-index: 60; }
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: saturate(1.4) blur(10px); -webkit-backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.nav.stuck { border-bottom-color: var(--rule); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-weight: 700; font-size: 22px; color: var(--ink); text-decoration: none; letter-spacing: -.01em; }
.brand svg { width: 26px; height: 26px; }
.brand em { font-style: normal; color: var(--acc); }
.nav ul { list-style: none; display: flex; gap: 4px; margin: 0; padding: 0; overflow-x: auto; scrollbar-width: none; }
.nav ul::-webkit-scrollbar { display: none; }
.nav li a { display: block; padding: 7px 14px; border-radius: 999px; font-size: 16px; font-weight: 500; color: var(--muted); text-decoration: none; white-space: nowrap; }
.nav li a:hover { color: var(--ink); background: var(--rule-2); }
.nav li a.on { color: var(--ink); background: var(--acc-tint); }
@media (max-width: 720px) { .nav .wrap { gap: 8px; } .nav li a { padding: 6px 8px; font-size: 15px; } }
@media (max-width: 400px) { .brand span { display: none; } }

/* ---------- sidebar (wide screens) ---------- */
.side { display: none; }
@media (min-width: 1280px) {
  body { padding-left: 232px; }
  .nav { display: none; }
  .side { display: flex; flex-direction: column; position: fixed; z-index: 40; left: 0; top: 0; bottom: 0; width: 232px; padding: 28px 22px 24px 26px; border-right: 1px solid var(--rule); background: color-mix(in srgb, var(--paper) 94%, #f3ede4); overflow-y: auto; }
  #progress { left: 232px; }
}
.side .brand { margin-bottom: 34px; }
.side-cap { margin: 0 0 12px; font-size: 12.5px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--faint); }
.toc, .toc ol { list-style: none; margin: 0; padding: 0; }
.toc { border-left: 1px solid var(--rule); }
.toc a { display: flex; align-items: baseline; gap: 10px; margin-left: -1px; padding: 7px 0 7px 14px; border-left: 2px solid transparent; font-size: 16px; color: var(--muted); text-decoration: none; transition: color .15s, border-color .15s; }
.toc a .n { font-family: var(--mono); font-size: 13px; color: var(--faint); }
.toc a:hover { color: var(--ink); }
.toc a.on { color: var(--ink); font-weight: 600; border-left-color: var(--acc); }
.toc a.on .n { color: var(--acc); }
.toc ol a { padding: 4px 0 4px 40px; font-size: 15px; }
.toc ol a.on { font-weight: 500; border-left-color: color-mix(in srgb, var(--acc) 45%, transparent); }

/* ---------- hero ---------- */
.hero { padding: 56px 0 24px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--rule); background: var(--card); border-radius: 999px; padding: 5px 13px; }
.chip.hot { color: var(--acc); border-color: color-mix(in srgb, var(--acc) 35%, transparent); }
.hero h1 { margin-top: 26px; font-family: var(--serif); font-weight: 650; font-size: clamp(34px, 5vw, 56px); line-height: 1.08; letter-spacing: -.015em; max-width: 1000px; }
.hero h1 .name { color: var(--acc); }
.statement { margin: 22px 0 0; font-family: var(--serif); font-size: clamp(21px, 2.3vw, 27px); line-height: 1.45; color: var(--ink-2); max-width: 920px; }
.statement b { font-weight: 650; color: var(--ink); background: linear-gradient(transparent 62%, color-mix(in srgb, var(--acc) 22%, transparent) 62%); padding: 0 1px; }
.authors { margin-top: 18px; color: var(--muted); font-size: 17px; }
.btns { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 10px; }
.btn { display: inline-flex; align-items: center; gap: 9px; border-radius: 999px; padding: 10px 18px; font-size: 16px; font-weight: 550; text-decoration: none; border: 1px solid var(--ink); background: var(--ink); color: #fff; cursor: pointer; transition: background .15s, border-color .15s, color .15s; }
.btn:hover { background: var(--acc); border-color: var(--acc); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--rule); }
.btn.ghost:hover { border-color: var(--ink); background: transparent; }
.btn.off { color: var(--faint); border-color: var(--rule); background: transparent; cursor: default; }
.btn.off small { font-size: 13px; color: var(--faint); font-weight: 500; }
.btn svg { width: 17px; height: 17px; flex: none; }
.stats { margin-top: 34px; display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--rule); border-radius: var(--radius); background: var(--card); overflow: hidden; }
.stat { padding: 20px 22px 18px; border-left: 1px solid var(--rule); }
.stat:first-child { border-left: 0; }
.stat .n { font-family: var(--serif); font-size: 40px; line-height: 1; font-weight: 650; letter-spacing: -.01em; white-space: nowrap; }
.stat .n small { font-size: .5em; font-weight: 600; color: var(--muted); margin-left: 2px; }
.stat .n .arr { color: var(--faint); font-weight: 400; margin: 0 4px; font-size: .7em; }
.stat .n .hi { color: var(--acc); }
.stat .l { margin-top: 10px; font-size: 15.5px; line-height: 1.45; color: var(--muted); }
@media (max-width: 900px) { .stats { grid-template-columns: 1fr 1fr; } .stat:nth-child(3) { border-left: 0; } .stat:nth-child(n+3) { border-top: 1px solid var(--rule); } }
@media (max-width: 460px) { .stat .n { font-size: 32px; } .stat { padding: 16px; } }
.figure-card { margin-top: 28px; background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px 24px 18px; }
.figure-card img { width: 100%; height: auto; }
figure { margin: 0; }
figcaption { margin-top: 14px; font-size: 16px; line-height: 1.55; color: var(--muted); max-width: 940px; }
figcaption b { color: var(--ink); font-weight: 600; }
@media (max-width: 640px) { .figure-card { padding: 12px; } figcaption { font-size: 15px; } }

/* ---------- sections ---------- */
section.sec { padding: 72px 0 24px; scroll-margin-top: 50px; }
.sec-head { border-top: 1px solid var(--rule); padding-top: 34px; margin-bottom: 28px; }
.kicker { display: flex; align-items: baseline; gap: 12px; font-size: 14px; font-weight: 650; letter-spacing: .18em; text-transform: uppercase; color: var(--acc); }
.kicker span { font-family: var(--mono); font-weight: 500; letter-spacing: 0; color: var(--faint); }
.sec-head h2 { margin-top: 10px; font-family: var(--serif); font-weight: 650; font-size: clamp(30px, 3.6vw, 44px); line-height: 1.1; letter-spacing: -.012em; max-width: 900px; }
.lede { margin: 16px 0 0; font-family: var(--serif); font-size: 21px; line-height: 1.55; color: var(--ink-2); max-width: 820px; }
@media (max-width: 640px) { section.sec { padding-top: 48px; } .lede { font-size: 19px; } }
.sub-h { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin: 52px 0 18px; }
.sub-h h3 { font-family: var(--serif); font-size: 28px; font-weight: 650; letter-spacing: -.01em; }
.sub-h p { margin: 0; color: var(--muted); font-size: 16.5px; max-width: 560px; }
.card { background: var(--card); border: 1px solid var(--rule); border-radius: var(--radius); box-shadow: var(--shadow); }

/* ---------- demo ---------- */
.tabs { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.tab { display: flex; align-items: center; gap: 12px; text-align: left; border: 1px solid var(--rule); background: var(--card); border-radius: 14px; padding: 10px 16px 10px 10px; cursor: pointer; transition: border-color .15s, background .15s; }
.tab img { width: 64px; height: 40px; object-fit: cover; border-radius: 8px; flex: none; }
.tab b { display: block; font-size: 16px; font-weight: 600; line-height: 1.25; }
.tab span { display: block; font-size: 14px; color: var(--muted); line-height: 1.3; }
.tab:hover { border-color: #cfc7bb; }
.tab[aria-selected="true"] { border-color: var(--acc); background: var(--acc-tint); }
.demo { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); overflow: hidden; }
@media (max-width: 900px) { .demo { grid-template-columns: 1fr; } }
.player { padding: 18px; border-right: 1px solid var(--rule); min-width: 0; }
@media (max-width: 900px) { .player { border-right: 0; border-bottom: 1px solid var(--rule); padding: 12px; } }
.vbox { position: relative; aspect-ratio: 16 / 10; background: #1b1916; border-radius: 12px; overflow: hidden; cursor: pointer; }
.vbox video { width: 100%; height: 100%; object-fit: cover; }
.vbox .vborder { position: absolute; inset: 0; border: 6px solid var(--c, var(--acc)); border-radius: 12px; opacity: 0; transition: opacity .25s; pointer-events: none; box-shadow: inset 0 0 36px color-mix(in srgb, var(--c, var(--acc)) 55%, transparent); }
.vbox .vchip { position: absolute; left: 14px; top: 14px; display: flex; align-items: center; gap: 9px; background: var(--c, var(--acc)); color: #fff; font-weight: 650; font-size: 17px; padding: 7px 13px 7px 10px; border-radius: 10px; opacity: 0; transform: translateY(-6px); transition: opacity .25s, transform .25s; pointer-events: none; box-shadow: 0 6px 18px rgba(0,0,0,.25); max-width: calc(100% - 28px); }
.vbox .vchip svg { width: 19px; height: 19px; flex: none; }
.vbox .vchip .mono { font-size: 14px; font-weight: 500; opacity: .9; }
.vbox.alert .vborder { opacity: 1; }
.vbox.alert .vchip { opacity: 1; transform: none; }
.vbox .vmark { position: absolute; border: 3px dashed #fff; border-radius: 50%; box-shadow: 0 0 0 2px rgba(0,0,0,.25); opacity: 0; pointer-events: none; transition: opacity .25s; }
.vbox .vmark-l { position: absolute; transform: translateX(-50%); background: rgba(20,18,16,.72); color: #fff; font-size: 14px; font-weight: 600; padding: 3px 9px; border-radius: 7px; white-space: nowrap; opacity: 0; pointer-events: none; transition: opacity .25s; }
.vbox .vstate { position: absolute; right: 12px; top: 12px; background: rgba(20,18,16,.62); color: #fff; font-size: 14px; padding: 4px 11px; border-radius: 999px; opacity: 0; transition: opacity .2s; }
.vbox.paused .vstate { opacity: 1; }
.tlbar { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.pp { width: 38px; height: 38px; flex: none; border-radius: 50%; border: 1px solid var(--rule); background: var(--card); display: grid; place-items: center; cursor: pointer; }
.pp:hover { border-color: var(--ink); }
.pp svg { width: 16px; height: 16px; }
.track { position: relative; flex: 1; height: 34px; cursor: pointer; }
.track .rail { position: absolute; left: 0; right: 0; top: 14px; height: 6px; border-radius: 3px; background: var(--rule); }
.track .span { position: absolute; top: 12px; height: 10px; border-radius: 5px; width: 0; }
.track .head { position: absolute; top: 7px; width: 4px; height: 20px; margin-left: -2px; border-radius: 2px; background: var(--ink); }
.ttime { font-size: 14px; color: var(--muted); min-width: 92px; text-align: right; }
.meta { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 6px; font-size: 15px; color: var(--muted); }
.meta b { color: var(--ink); font-weight: 600; }
.report { padding: 20px 22px; min-width: 0; display: flex; flex-direction: column; }
.r-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.r-head h3 { font-size: 14px; letter-spacing: .16em; text-transform: uppercase; color: var(--acc); font-weight: 700; }
.r-head .count { font-size: 15px; color: var(--muted); }
.instr { margin: 10px 0 14px; padding-bottom: 14px; border-bottom: 1px solid var(--rule); font-family: var(--serif); font-size: 19px; line-height: 1.45; }
.instr small { display: block; font-family: var(--sans); font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); font-weight: 650; margin-bottom: 4px; }
.watching { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 16.5px; padding: 6px 0; }
.watching i { width: 10px; height: 10px; border-radius: 50%; background: var(--faint); animation: pulse 1.4s ease-in-out infinite; flex: none; }
@keyframes pulse { 50% { opacity: .25; transform: scale(.8); } }
@media (prefers-reduced-motion: reduce) { .watching i { animation: none; } }
.findings { display: flex; flex-direction: column; gap: 8px; }
.finding { border: 1px solid var(--rule); border-left: 5px solid var(--c); border-radius: 12px; background: var(--card); animation: rise .35s ease-out; }
.finding.live { background: color-mix(in srgb, var(--c) 7%, white); border-color: color-mix(in srgb, var(--c) 45%, white); border-left-color: var(--c); }
@keyframes rise { from { opacity: 0; transform: translateY(8px); } }
@media (prefers-reduced-motion: reduce) { .finding { animation: none; } }
.f-head { width: 100%; display: flex; align-items: baseline; gap: 10px; background: none; border: 0; padding: 11px 14px; text-align: left; cursor: pointer; }
.f-head .fdot { width: 10px; height: 10px; border-radius: 50%; background: var(--c); flex: none; align-self: center; }
.f-what { font-weight: 650; font-size: 17px; line-height: 1.25; }
.f-when { margin-left: auto; font-size: 14.5px; color: var(--muted); white-space: nowrap; }
.finding.open .f-head { padding: 14px 16px 4px; }
.finding.open .f-what { font-family: var(--serif); font-size: 23px; letter-spacing: -.005em; }
.finding.open .f-when { font-size: 16px; color: var(--ink); font-weight: 600; }
.f-body { padding: 0 16px 12px 36px; }
.finding:not(.open) .f-body { display: none; }
.f-grid { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin-top: 8px; font-size: 16px; align-items: center; }
.f-grid dt { font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); font-weight: 700; }
.f-grid dd { margin: 0; }
.dimchip { display: inline-flex; align-items: center; gap: 7px; font-weight: 600; font-size: 15px; color: var(--c); }
.dimchip i { width: 10px; height: 10px; border-radius: 50%; background: var(--c); }
.sev { display: inline-flex; gap: 4px; vertical-align: -1px; }
.sev i { width: 11px; height: 11px; border-radius: 50%; background: var(--rule); }
.sev i.on { background: var(--ink-2); }
.sevn { font-size: 14px; color: var(--muted); margin-left: 6px; }
.f-why { margin: 10px 0 0; font-size: 16.5px; line-height: 1.5; color: var(--ink-2); }
.evbtn { margin-top: 10px; display: inline-flex; align-items: center; gap: 7px; font-size: 15px; font-weight: 600; color: var(--acc); background: none; border: 0; padding: 4px 0; cursor: pointer; }
.evbtn svg { width: 15px; height: 15px; transition: transform .2s; }
.evbtn[aria-expanded="true"] svg { transform: rotate(90deg); }
.evgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 8px; }
.evgrid figure img { width: 100%; aspect-ratio: 16/10; object-fit: cover; border-radius: 8px; }
.evgrid figcaption { margin: 4px 0 0; font-size: 13.5px; line-height: 1.3; display: flex; justify-content: space-between; gap: 6px; }
.evgrid figcaption b { color: var(--ink-2); font-weight: 600; }
.clean-ok { border: 1px solid color-mix(in srgb, var(--osc) 40%, white); background: color-mix(in srgb, var(--osc) 8%, white); border-radius: 12px; padding: 14px 16px; animation: rise .35s ease-out; }
.clean-ok b { display: flex; gap: 8px; align-items: center; color: #0b6d52; font-size: 18px; }
.clean-ok p { margin: 6px 0 0; font-size: 16px; color: var(--ink-2); }
.demo-note { margin-top: 12px; font-size: 15px; color: var(--muted); }

/* ---------- method ---------- */
.anim { margin-top: 22px; position: relative; }
.anim video { width: 100%; height: auto; border-radius: 12px; background: var(--paper); }
.anim .ctl { position: absolute; right: 14px; bottom: 14px; }
.vctl { width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(0,0,0,.12); background: rgba(255,255,255,.92); display: grid; place-items: center; cursor: pointer; box-shadow: 0 2px 8px rgba(0,0,0,.12); }
.vctl svg { width: 16px; height: 16px; }
.phases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 18px; border-top: 1px solid var(--rule); }
.phases div { padding: 16px 18px 4px 0; }
.phases div + div { padding-left: 18px; border-left: 1px solid var(--rule); }
.phases b { display: block; font-size: 17px; }
.phases b span { color: var(--acc); font-family: var(--mono); font-size: 14px; margin-right: 8px; }
.phases p { margin: 4px 0 0; font-size: 16px; color: var(--muted); line-height: 1.5; }
@media (max-width: 760px) { .phases { grid-template-columns: 1fr; } .phases div + div { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); } }

/* ---------- benchmark ---------- */
.strip { display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.strip div { padding: 18px 16px 16px 0; }
.strip div + div { padding-left: 16px; border-left: 1px solid var(--rule); }
.strip b { display: block; font-family: var(--serif); font-size: 32px; line-height: 1.05; font-weight: 650; white-space: nowrap; }
.strip span { display: block; margin-top: 6px; font-size: 15px; color: var(--muted); line-height: 1.4; }
@media (max-width: 980px) { .strip { grid-template-columns: repeat(3, 1fr); } .strip div:nth-child(4) { border-left: 0; padding-left: 0; } .strip div:nth-child(n+4) { border-top: 1px solid var(--rule); } }
@media (max-width: 560px) { .strip { grid-template-columns: 1fr 1fr; } .strip div:nth-child(odd) { border-left: 0; padding-left: 0; } .strip div:nth-child(4) { border-left: 1px solid var(--rule); padding-left: 16px; } .strip div:nth-child(n+3) { border-top: 1px solid var(--rule); } .strip b { font-size: 27px; } }
.emb { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 760px) { .emb { grid-template-columns: 1fr; } }
.emb figure { position: relative; border-radius: 14px; overflow: hidden; background: #1b1916; aspect-ratio: 16/10; }
.emb video { width: 100%; height: 100%; object-fit: cover; }
.emb figcaption { position: absolute; left: 0; right: 0; bottom: 0; margin: 0; padding: 34px 16px 12px; color: #fff; background: linear-gradient(180deg, rgba(0,0,0,0), rgba(0,0,0,.66)); max-width: none; }
.emb figcaption b { color: #fff; font-size: 18px; display: block; }
.emb figcaption span { font-size: 15px; opacity: .88; }
.gens { margin-top: 18px; }
.genbar { display: flex; height: 14px; border-radius: 7px; overflow: hidden; gap: 2px; }
.genbar i { display: block; }
.genkey { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 10px; }
.genkey div { font-size: 15px; line-height: 1.35; color: var(--muted); }
.genkey b { display: flex; align-items: center; gap: 7px; color: var(--ink); font-size: 16px; font-weight: 600; }
.genkey b i { width: 11px; height: 11px; border-radius: 3px; flex: none; }
.genkey span { display: block; }
.genkey .held { color: var(--acc); font-weight: 600; }
@media (max-width: 760px) { .genkey { grid-template-columns: 1fr 1fr; } }
.group { display: grid; grid-template-columns: 170px 1fr 1fr; gap: 18px; padding: 18px 0; border-top: 1px solid var(--rule); }
.group:last-of-type { border-bottom: 1px solid var(--rule); }
.group > h4 { margin: 4px 0 0; font-size: 14px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 700; line-height: 1.4; }
@media (max-width: 980px) { .group { grid-template-columns: 1fr 1fr; } .group > h4 { grid-column: 1 / -1; } }
@media (max-width: 640px) { .group { grid-template-columns: 1fr; } }
.dim .vid { position: relative; border-radius: 12px; overflow: hidden; background: #1b1916; aspect-ratio: 16/10; }
.dim video { width: 100%; height: 100%; object-fit: cover; }
.dim .tag { position: absolute; right: 10px; top: 10px; font-size: 13px; color: #fff; background: rgba(0,0,0,.5); padding: 2px 9px; border-radius: 999px; }
.dim h5 { display: flex; align-items: center; gap: 9px; margin: 12px 0 0; font-size: 19px; font-weight: 650; }
.dim h5 i { width: 12px; height: 12px; border-radius: 50%; background: var(--c); flex: none; }
.dim h5 span { margin-left: auto; font-size: 14px; font-weight: 500; color: var(--faint); font-family: var(--mono); }
.dim .q { margin: 3px 0 0; font-family: var(--serif); font-style: italic; font-size: 18px; color: var(--ink-2); }
.dim .types { margin: 8px 0 0; font-size: 15px; line-height: 1.55; color: var(--faint); }
.dim .types b { color: var(--c); font-weight: 650; }

/* ---------- results ---------- */
.res-main { display: grid; grid-template-columns: minmax(0, 330px) minmax(0, 1fr); gap: 40px; padding: 26px 30px 22px; align-items: start; }
@media (max-width: 980px) { .res-main { grid-template-columns: 1fr; gap: 10px; padding: 22px 20px 18px; } }
.res-tiles { margin-top: 18px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 980px) { .res-tiles { grid-template-columns: 1fr; } }
.tile { padding: 22px 24px 20px; display: flex; flex-direction: column; }
.tile > :last-child { margin-top: auto; }
.big { font-family: var(--serif); font-size: 46px; line-height: 1; font-weight: 650; letter-spacing: -.01em; color: var(--acc); white-space: nowrap; }
.big small { font-family: var(--sans); font-size: 15px; font-weight: 600; color: var(--muted); letter-spacing: 0; margin-left: 10px; white-space: normal; }
.res-text h3, .tile h3 { margin-top: 12px; font-size: 18.5px; font-weight: 650; line-height: 1.38; }
.res-text p, .tile p { margin: 6px 0 0; font-size: 16px; color: var(--muted); line-height: 1.5; }
.tile p { margin-bottom: 16px; }
.legend { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 18px; font-size: 15px; color: var(--muted); }
.legend span { display: inline-flex; align-items: center; gap: 8px; }
.legend i { display: inline-block; }
.lg-cot { width: 10px; height: 10px; border-radius: 50%; background: #cbc3b8; }
.lg-gl { width: 13px; height: 13px; border-radius: 50%; border: 2.5px solid #8a847c; background: #fff; }
.lg-rg { width: 13px; height: 13px; border-radius: 50%; background: var(--acc); }
.lg-hu { width: 20px; height: 0; border-top: 2px dashed var(--human); }

/* dumbbell */
.db-plot { position: relative; padding-top: 26px; }
.db-grid { position: absolute; left: 172px; right: 52px; top: 0; bottom: 26px; pointer-events: none; }
.db-grid > i { position: absolute; top: 22px; bottom: 0; width: 1px; background: var(--rule-2); }
.db-grid .db-h { width: 0; border-left: 2px dashed var(--human); background: none; }
.db-grid .db-h span { position: absolute; left: 0; top: -24px; transform: translateX(-50%); font-size: 14px; font-weight: 600; color: var(--human); white-space: nowrap; font-style: normal; }
.db-row { position: relative; display: grid; grid-template-columns: 160px 1fr; gap: 12px; align-items: center; height: 40px; padding-right: 52px; }
.db-l { text-align: right; font-size: 15.5px; color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.db-t { position: relative; height: 100%; }
.db-t > i { position: absolute; top: 50%; }
.db-a { height: 0; border-top: 2px dotted #cbc3b8; }
.db-b { height: 4px; margin-top: -2px; background: color-mix(in srgb, var(--acc) 50%, transparent); border-radius: 2px; }
.db-cot { width: 10px; height: 10px; margin: -5px 0 0 -5px; border-radius: 50%; background: #cbc3b8; }
.db-g { width: 14px; height: 14px; margin: -7px 0 0 -7px; border-radius: 50%; background: #fff; border: 2.5px solid #8a847c; }
.db-r { width: 16px; height: 16px; margin: -8px 0 0 -8px; border-radius: 50%; background: var(--acc); }
.db-v { position: absolute; top: 50%; transform: translate(13px, -50%); font-size: 15px; font-weight: 650; color: var(--acc); background: var(--card); padding: 0 4px; border-radius: 4px; font-variant-numeric: tabular-nums; }
.db-axis { height: 26px; }
.db-axis .db-t span { position: absolute; top: 4px; transform: translateX(-50%); font-size: 14px; color: var(--faint); }
@media (max-width: 560px) {
  .db-grid { left: 0; right: 44px; }
  .db-row { grid-template-columns: 1fr; height: auto; gap: 0; padding-right: 44px; }
  .db-l { text-align: left; font-size: 14.5px; padding-top: 4px; }
  .db-t { height: 24px; }
  .db-axis .db-l { display: none; }
}

/* horizontal bars */
.hb { position: relative; }
.hb-row { display: grid; grid-template-columns: 78px 1fr 46px; gap: 12px; align-items: center; height: 32px; }
.hb-row > span { text-align: right; font-size: 15px; color: var(--ink-2); }
.hb-row > b { font-size: 15px; font-weight: 650; color: var(--ink-2); font-variant-numeric: tabular-nums; }
.hb-t { position: relative; height: 16px; border-radius: 8px; background: var(--rule-2); }
.hb-t i { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 8px; }
.hb-cot .hb-t i { background: #cbc3b8; } .hb-gl .hb-t i { background: #9a938a; } .hb-rg .hb-t i { background: var(--acc); }
.hb-hu .hb-t i { background: repeating-linear-gradient(135deg, #7d9fd3 0 6px, #96b2dc 6px 12px); }
.hb-rg > b { color: var(--acc); } .hb-hu > b, .hb-hu > span { color: var(--human); }
.hb-cap { margin: 12px 0 6px !important; font-size: 14.5px !important; font-weight: 650; color: var(--ink-2) !important; }
.hb-cap:first-of-type { margin-top: 0 !important; }

/* vertical bars */
.vb { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; align-items: end; height: 190px; }
.vb-c { display: flex; flex-direction: column; align-items: center; height: 100%; justify-content: flex-end; }
.vb-c b { font-size: 15px; font-weight: 650; color: var(--ink-2); margin-bottom: 6px; font-variant-numeric: tabular-nums; }
.vb-c i { display: block; width: 100%; max-width: 64px; border-radius: 6px 6px 2px 2px; background: color-mix(in srgb, var(--acc) calc(35% + var(--k) * 21%), #f3e3da); }
.vb-c:last-child b { color: var(--acc); }
.vb-c span { margin-top: 8px; font-size: 15px; color: var(--ink-2); }
.vb-c small { font-size: 13.5px; color: var(--faint); }

/* ---------- scope + footer ---------- */
.scope { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--rule); }
.scope div { padding: 18px 20px 4px 0; }
.scope div + div { padding-left: 20px; border-left: 1px solid var(--rule); }
.scope b { font-size: 17px; }
.scope p { margin: 4px 0 0; font-size: 16px; color: var(--muted); line-height: 1.5; }
@media (max-width: 760px) { .scope { grid-template-columns: 1fr; } .scope div + div { border-left: 0; padding-left: 0; border-top: 1px solid var(--rule); } }
footer { margin-top: 72px; padding: 28px 0 40px; border-top: 1px solid var(--rule); color: var(--faint); font-size: 15px; }
footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ---------- overview video (hero, under the teaser) ---------- */
.ov { margin: 22px 0 0; }
.ov-box { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--rule); box-shadow: var(--shadow); background: var(--paper); aspect-ratio: 16 / 9; }
.ov-box video { display: block; width: 100%; height: 100%; object-fit: cover; background: var(--paper); }
.ov-sound { position: absolute; left: 14px; top: 14px; display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px 8px 11px; border-radius: 999px; border: 1px solid rgba(0,0,0,.1); background: rgba(255,255,255,.94); color: var(--ink); font: 600 14.5px/1 var(--sans); cursor: pointer; box-shadow: 0 2px 10px rgba(0,0,0,.12); }
.ov-sound:hover { background: #fff; color: var(--acc); }
.ov-sound svg { width: 18px; height: 18px; }
.ov-sound .w { display: none; }
.ov-sound.on .w { display: inline; }
.ov-sound.on .m { display: none; }
.ov figcaption { margin-top: 12px; }
@media (max-width: 640px) { .ov-box { border-radius: 12px; } .ov-sound { left: 8px; top: 8px; font-size: 13px; padding: 6px 11px 6px 9px; } }
.zoom { display: block; cursor: zoom-in; }
@media (max-width: 640px) { .chip { font-size: 12px; padding: 4px 10px; letter-spacing: .1em; } }

/* ---------- icons ---------- */
.ic { width: 20px; height: 20px; flex: none; stroke-width: 1.8; }
.strip .ic { display: block; width: 22px; height: 22px; color: var(--acc); margin-bottom: 10px; opacity: .9; }
.scope .ic { display: block; width: 22px; height: 22px; color: var(--acc); margin-bottom: 8px; }

/* ---------- benchmark composition ---------- */
.comp { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); gap: 0; overflow: hidden; }
@media (max-width: 980px) { .comp { grid-template-columns: 1fr; } }
.fams { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding: 20px; border-right: 1px solid var(--rule); }
@media (max-width: 980px) { .fams { border-right: 0; border-bottom: 1px solid var(--rule); } }
@media (max-width: 520px) { .fams { grid-template-columns: 1fr; padding: 14px; } }
.fam { margin: 0; --fc: #3a6ee8; }
.fam-t2 { --fc: #e9a91f; } .fam-t3 { --fc: #e35fa2; } .fam-t4 { --fc: #22a99d; }
.fam-img { position: relative; border-radius: 12px; overflow: hidden; border: 3px solid var(--fc); aspect-ratio: 16 / 10; background: #222; }
.fam-img video { width: 100%; height: 100%; object-fit: cover; display: block; }
.fam-speed { position: absolute; right: 8px; top: 8px; font-size: 13px; color: #fff; background: rgba(0,0,0,.5); padding: 2px 9px; border-radius: 999px; }
.fam-badge { position: absolute; left: 8px; top: 8px; background: var(--fc); color: #fff; font-family: var(--mono); font-weight: 600; font-size: 14px; padding: 2px 8px; border-radius: 7px; }
.fam figcaption { margin: 10px 0 0; display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; align-items: baseline; max-width: none; }
.fam figcaption b { font-size: 16.5px; color: var(--ink); }
.fam-n { font-size: 14.5px; color: var(--muted); white-space: nowrap; }
.fam-n em { font-style: normal; font-weight: 650; color: var(--ink-2); }
.fam-bar { grid-column: 1 / -1; display: block; height: 6px; border-radius: 3px; background: var(--rule-2); margin: 6px 0 4px; }
.fam-bar i { display: block; height: 100%; border-radius: 3px; background: var(--fc); }
.fam-p { grid-column: 1 / -1; font-size: 14.5px; color: var(--faint); line-height: 1.4; }
.comp-side { padding: 20px 24px; display: grid; gap: 18px; align-content: start; }
.cs h4 { display: flex; align-items: center; gap: 8px; margin: 0 0 8px; font-size: 14px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 700; }
.cs h4 .ic { width: 18px; height: 18px; color: var(--acc); }
.cs-note { margin: 4px 0 0; font-size: 13.5px; color: var(--faint); }
.hb.wide .hb-row { grid-template-columns: 142px 1fr 40px; height: 28px; }
.hb.wide .hb-row > span { white-space: nowrap; }
.hb.wide .hb-row > span { text-align: left; font-size: 14.5px; }
.hb.wide .hb-t { height: 12px; }
.hb-g1 .hb-t i { background: #7d6f62; } .hb-g2 .hb-t i { background: #a39280; } .hb-g3 .hb-t i { background: #c4b5a3; }
.hb-g4 .hb-t i, .hb-g5 .hb-t i { background: #cc6a46; }
.hb-l1 .hb-t i { background: #e9b9a5; } .hb-l2 .hb-t i { background: #dc8f70; } .hb-l3 .hb-t i { background: #cc6a46; } .hb-l4 .hb-t i { background: var(--acc); }
.hb-e1 .hb-t i, .hb-e2 .hb-t i, .hb-e3 .hb-t i { background: #8a847c; }

/* ---------- use & extend ---------- */
#use .ux-fig { margin-top: 0; }
#use .ux { display: none; }
@media (max-width: 899px) {
  #use .ux-fig { display: none; }
  #use .ux { display: grid; gap: 16px; }
}
#use .lane { border-radius: 16px; padding: 16px; border: 1.5px solid var(--lc); background: color-mix(in srgb, var(--lc) 5%, white); display: grid; gap: 10px; }
#use .lane-a { --lc: #b4441f; } #use .lane-b { --lc: #3d6db5; } #use .lane-c { --lc: #0f9d76; }
#use .lane-h { display: flex; align-items: center; gap: 10px; margin-bottom: 2px; }
#use .lane-h b { font-family: var(--mono); font-size: 15px; color: #fff; background: var(--lc); border-radius: 7px; padding: 2px 9px; }
#use .lane-h h3 { font-family: var(--serif); font-size: 23px; font-weight: 650; }
#use .st { background: #fff; border: 1px solid color-mix(in srgb, var(--lc) 30%, var(--rule)); border-radius: 12px; padding: 12px 14px; }
#use .st h4 { margin: 0; display: flex; align-items: center; gap: 8px; font-size: 17px; font-weight: 650; }
#use .st h4 i { font-style: normal; font-family: var(--mono); font-size: 14px; color: var(--lc); }
#use .st h4 .ic { width: 19px; height: 19px; color: var(--lc); }
#use .lane-a .st h4 .ic, #use .lane-b .st h4 .ic { margin-left: auto; }
#use .st p { margin: 6px 0 0; font-size: 16px; color: var(--muted); line-height: 1.5; }
#use .ux-thumbs { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 10px; }
#use .ux-thumbs img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 8px; }
#use .ux-q { font-family: var(--serif); font-size: 17px !important; color: var(--ink-2) !important; }
#use .ux-chain { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
#use .ux-chain span { font-size: 15px; font-weight: 600; padding: 4px 12px; border-radius: 999px; background: var(--acc-tint); color: var(--acc); }
#use .ux-chain { align-items: center; }
#use .ux-chain i { font-style: normal; color: var(--faint); }
#use .ux-rep { margin-top: 10px; border-left: 4px solid var(--osc); padding: 6px 0 6px 12px; display: grid; gap: 2px; font-size: 15.5px; color: var(--ink-2); }
#use .ux-rep b { font-family: var(--serif); font-size: 19px; }
#use .ux-dim { color: var(--osc); font-weight: 600; }

.public-authors{display:block;margin:26px 0 14px;font-family:var(--serif,Georgia,serif);font-size:17px;font-weight:600;line-height:1.9;text-align:left}
.public-authors span{display:inline-block;white-space:nowrap}.public-authors sup,.public-affiliations sup{font-size:.72em;color:#b4441f;margin-left:1px;line-height:0;vertical-align:super}.public-affiliations sup{margin-right:2px}
.public-affiliations{display:block;margin:0;font-family:var(--serif,Georgia,serif);font-size:14px;line-height:1.85;color:var(--muted,#625d58);text-align:left}
.public-affiliations span{display:inline}.project-leads{font-family:var(--serif,Georgia,serif);font-size:14px;text-align:left;margin:3px 0 0;color:var(--muted,#625d58)}
.affiliation-logos{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:22px 26px;margin:20px 0 24px;padding-top:20px;border-top:1px solid #e4dfd8}
.affiliation-logo{display:flex;align-items:center;justify-content:center;flex:0 0 150px;height:58px}
.affiliation-logo img{display:block;width:150px;max-width:100%;height:54px;object-fit:contain;mix-blend-mode:multiply}
.affiliation-logo-dfki,.affiliation-logo-stuttgart,.affiliation-logo-imprs-is{flex-basis:170px}
.affiliation-logo-dfki img,.affiliation-logo-stuttgart img,.affiliation-logo-imprs-is img{width:170px}
@media(max-width:720px){.public-authors{font-size:16px;line-height:1.8;margin-top:22px}.public-affiliations,.project-leads{font-size:13px}.affiliation-logos{gap:14px 20px}.affiliation-logo{flex-basis:120px;height:44px}.affiliation-logo img{max-height:42px}}

.citation-code{padding:24px;background:#f1eee8;border-radius:12px;overflow-x:auto;font-size:13px;line-height:1.7;white-space:pre}

.keep-together{white-space:nowrap}.public-affiliations .affiliation-break{display:block}.public-affiliations span{display:inline-block;max-width:100%;vertical-align:top}@media(max-width:720px){.public-affiliations .affiliation-break{display:none}}

@media(max-width:720px){.affiliation-logo,.affiliation-logo-dfki,.affiliation-logo-stuttgart,.affiliation-logo-imprs-is{flex-basis:140px;height:54px}.affiliation-logo img{width:140px;height:50px;max-height:50px}}

/* Equal visible logo height, preserving each original aspect ratio. */
.affiliation-logos{display:flex;flex-direction:column;gap:28px;margin:24px 0 30px;padding-top:28px;border-top:1px solid #e4dfd8}
.affiliation-row{display:flex;justify-content:center;align-items:center;gap:clamp(16px,2.2vw,32px);width:100%}
.affiliation-logos .affiliation-logo{display:flex;flex:0 0 auto;width:auto;min-width:0;height:auto;align-items:center;justify-content:center}
.affiliation-logos .affiliation-logo img{display:block;width:auto;max-width:none;height:clamp(25.76px,3.312vw,47.84px);max-height:none;object-fit:contain;transform:none;mix-blend-mode:multiply}
.affiliation-logos .affiliation-logo-darmstadt img{height:clamp(27.048px,3.4776vw,50.232px)}
/* Small optical correction for the long, bold Stuttgart wordmark. */
.affiliation-logos .affiliation-logo-stuttgart img{height:clamp(24.214px,3.1133vw,44.97px)}
@media(max-width:720px){
 .affiliation-logos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px;padding-top:24px}
 .affiliation-row{display:contents}
 .affiliation-logos .affiliation-logo{grid-column:auto;width:100%}
 .affiliation-logos .affiliation-logo:last-child{grid-column:auto}
 .affiliation-logos .affiliation-row:last-child .affiliation-logo:last-child{grid-column:1 / -1}
 .affiliation-logos .affiliation-logo img{height:clamp(18.4px,6.532vw,29.44px)}
 .affiliation-logos .affiliation-logo-stuttgart img{height:clamp(17.296px,6.1401vw,27.674px)}
 .affiliation-logos .affiliation-logo-darmstadt img{height:clamp(19.32px,6.8586vw,30.912px)}
}

/* Final optical adjustment requested for IMPRS-IS. */
.affiliation-logos .affiliation-logo-imprs-is img{height:clamp(27.821px,3.57696vw,51.667px)}
@media(max-width:720px){.affiliation-logos .affiliation-logo-imprs-is img{height:clamp(19.872px,7.05456vw,31.795px)}}