/* Layout: a workbench. Live viewfinder left, camera controls right; the guide below in a single reading column. */
:root{
  --bg:#e8ebed; --surface:#f7f8f9; --sunk:#dde1e4; --ink:#13171b; --muted:#58616a; --line:#c9cfd4;
  --accent:#9a6200; --amber:#f2b233; --on-amber:#1c1403;
  --good:#1f7446; --warn:#9a5a00; --bad:#b3342a;
  --vf-bg:#0c0e10; --vf-ink:#ece6d8; --vf-dim:#80858b; --vf-line:#24282c;
  --f-display:"Bricolage Grotesque","Avenir Next",system-ui,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0e1113; --surface:#161a1d; --sunk:#0a0c0e; --ink:#e5e8ea; --muted:#96a0a8; --line:#272e34;
  --accent:#f2b233; --good:#4cc083; --warn:#f0a53a; --bad:#ff7466; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0e1113; --surface:#161a1d; --sunk:#0a0c0e; --ink:#e5e8ea; --muted:#96a0a8; --line:#272e34;
  --accent:#f2b233; --good:#4cc083; --warn:#f0a53a; --bad:#ff7466; color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0}
img{max-width:100%}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
body{background:var(--bg);color:var(--ink);font:15px/1.6 var(--f-body);-webkit-font-smoothing:antialiased}
.wrap{max-width:1260px;margin:0 auto;padding-inline:20px}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;line-height:1.1;margin:0}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}

/* header */
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font:800 19px var(--f-display);letter-spacing:-.01em;color:var(--ink);text-decoration:none}
.brand svg{width:28px;height:28px}
.nav{display:flex;gap:4px 16px;flex-wrap:wrap;font-size:13.5px}
.nav a{color:var(--muted);text-decoration:none}
.nav a:hover{color:var(--ink)}

.intro{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:12px 40px;align-items:end;padding-block:18px 22px}
.intro h1{font-size:clamp(34px,5.4vw,62px);font-weight:800;letter-spacing:-.03em}
.intro h1 em{font-style:normal;color:var(--accent)}
.intro p{margin:0;color:var(--muted);max-width:52ch}
@media (max-width:820px){.intro{grid-template-columns:1fr}}

/* simulator */
.sim{display:grid;grid-template-columns:minmax(0,1fr) 352px;gap:20px;align-items:start}
@media (max-width:940px){.sim{grid-template-columns:minmax(0,1fr)}}
.stage{min-width:0;display:flex;flex-direction:column;gap:14px}
.vfbox{background:var(--vf-bg);border-radius:12px;padding:10px;box-shadow:0 1px 0 rgba(255,255,255,.04) inset,0 18px 40px -24px rgba(0,0,0,.6)}
@media (max-width:940px){.vfbox{position:sticky;top:env(safe-area-inset-top,0px);z-index:6;border-radius:0 0 12px 12px;margin-inline:-20px;padding:8px}}
.vf{position:relative;border-radius:6px;overflow:hidden;line-height:0}
#vf{width:100%;height:auto;aspect-ratio:16/10;display:block;cursor:crosshair;touch-action:manipulation;background:#000}
.vf::after{content:"";position:absolute;inset:0;background:#000;opacity:0;pointer-events:none}
.vf.snap::after{animation:snap .22s ease-out}
@keyframes snap{0%{opacity:1}100%{opacity:0}}
.tapnote{position:absolute;left:10px;top:10px;font:500 11px var(--f-mono);letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.72);background:rgba(0,0,0,.38);padding:4px 7px;border-radius:4px;line-height:1.2;pointer-events:none}
.evf{display:flex;align-items:center;gap:6px 18px;flex-wrap:wrap;padding:9px 6px 2px;color:var(--vf-ink);font:600 15px var(--f-mono);font-variant-numeric:tabular-nums}
.evf .m{background:var(--amber);color:var(--on-amber);padding:1px 7px;border-radius:3px;font-size:13px}
.evf .dim{color:var(--vf-dim);font-weight:400;font-size:12px}
.evf .auto{color:var(--amber)}
.meter{display:flex;align-items:flex-end;gap:2px;margin-left:auto;padding-bottom:2px}
.meter i{display:block;width:4px;height:6px;background:var(--vf-line);border-radius:1px}
.meter i.maj{height:11px}
.meter i.on{background:var(--amber)}
.meter i.zero{background:var(--vf-ink);height:13px}
.meter b{font-weight:600;font-size:12px;color:var(--vf-dim);padding-inline:3px;line-height:1}
.meter b.blink{color:#ff6a55;animation:blink .8s steps(2) infinite}
@keyframes blink{50%{opacity:.15}}
@media (max-width:520px){.evf{font-size:13px;gap:4px 12px}.meter{margin-left:0;width:100%}.meter i{flex:1}}

.readouts{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:14px}
@media (max-width:640px){.readouts{grid-template-columns:minmax(0,1fr)}}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:14px 16px;min-width:0}
.label{font:600 11px var(--f-body);letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin:0 0 8px}
.budget{display:grid;grid-template-columns:auto 1fr auto;gap:5px 12px;align-items:center;font-size:13.5px}
.budget .v{font-family:var(--f-mono);font-variant-numeric:tabular-nums;text-align:right}
.budget .bar{height:6px;background:var(--sunk);border-radius:3px;position:relative;overflow:hidden}
.budget .bar span{position:absolute;inset:0 auto 0 0;background:var(--ink);opacity:.75;border-radius:3px}
.budget .sum{border-top:1px solid var(--line);padding-top:6px;font-weight:600}
.budget .iso span{background:var(--accent);opacity:1}
.verdict{margin-top:10px;font-size:13.5px;color:var(--muted)}
.verdict strong{color:var(--ink)}
.histwrap{display:flex;gap:14px;align-items:center}
#hist{width:100%;height:84px;display:block;min-width:0}
#apicon{width:64px;height:64px;flex:none}
.histnote{display:flex;justify-content:space-between;font:12px var(--f-mono);color:var(--muted);margin-top:4px}

/* controls */
.controls{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:16px}
.row{display:flex;flex-direction:column;gap:7px}
.seg{display:flex;flex-wrap:wrap;gap:4px}
.seg button{flex:1 1 auto;font:500 13px var(--f-body);padding:7px 8px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:6px;cursor:pointer;white-space:nowrap}
.seg button:hover{border-color:var(--muted)}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.seg button small{display:block;font:400 10.5px var(--f-mono);opacity:.7}
.modes button{font:600 15px var(--f-mono)}
.modes button small{font-family:var(--f-body)}
.dial{border-top:1px solid var(--line);padding-top:12px;display:flex;flex-direction:column;gap:6px}
.dial-head{display:flex;align-items:baseline;gap:8px}
.dial-name{font-weight:600;font-size:14px}
.tag{font:600 10px var(--f-mono);letter-spacing:.08em;background:var(--amber);color:var(--on-amber);padding:1px 5px;border-radius:3px}
.dial output{margin-left:auto;font:600 22px var(--f-mono);font-variant-numeric:tabular-nums}
.dial-row{display:flex;align-items:center;gap:8px}
.dial-row input{flex:1;min-width:0}
.step{width:32px;height:32px;flex:none;border-radius:50%;border:1px solid var(--line);background:var(--bg);color:var(--ink);font:500 18px/1 var(--f-body);cursor:pointer}
.step:disabled{opacity:.35;cursor:default}
.dial-hint{display:flex;justify-content:space-between;font-size:11.5px;color:var(--muted)}
input[type=range]{accent-color:var(--amber);height:24px}
input[type=range]:disabled{opacity:.45}
.toggles{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px}
.sw{display:flex;align-items:center;gap:8px;font-size:13.5px;cursor:pointer}
.sw input{width:16px;height:16px;accent-color:var(--amber)}
.comp .dial-row{gap:10px}
.shoot{display:flex;gap:8px}
.btn{font:600 14px var(--f-body);border-radius:8px;padding:11px 14px;border:1px solid var(--line);background:var(--bg);color:var(--ink);cursor:pointer}
.btn.primary{flex:1;background:var(--amber);border-color:var(--amber);color:var(--on-amber);font-size:15px;display:flex;align-items:center;justify-content:center;gap:8px}
.btn.primary kbd{font:500 11px var(--f-mono);background:rgba(0,0,0,.12);padding:1px 5px;border-radius:3px}
.btn:hover{filter:brightness(1.04)}

/* coach + missions */
.lower{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px;margin-top:20px}
@media (max-width:940px){.lower{grid-template-columns:minmax(0,1fr)}}
.coach{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.coach li{display:grid;grid-template-columns:10px 1fr;gap:10px;align-items:start}
.coach .dot{width:10px;height:10px;border-radius:50%;margin-top:6px;background:var(--muted)}
.coach .good .dot{background:var(--good)} .coach .warn .dot{background:var(--warn)} .coach .bad .dot{background:var(--bad)}
.coach b{display:block;font-weight:600}
.coach span{color:var(--muted);font-size:13.5px}
.missions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
@media (max-width:520px){.missions{grid-template-columns:repeat(2,minmax(0,1fr))}}
.mbtn{text-align:left;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:8px;padding:8px 10px;cursor:pointer;font:500 13px/1.3 var(--f-body);display:flex;flex-direction:column;gap:2px}
.mbtn small{font:500 10.5px var(--f-mono);color:var(--muted);letter-spacing:.04em}
.mbtn[aria-pressed="true"]{border-color:var(--ink);box-shadow:0 0 0 1px var(--ink) inset}
.mbtn.done small{color:var(--good)}
.mission{margin-top:12px;border-top:1px solid var(--line);padding-top:12px}
.mission h3{font-size:19px;font-weight:700}
.mission p{margin:6px 0;color:var(--muted);font-size:14px}
.mission details{font-size:13.5px}
.mission summary{cursor:pointer;color:var(--accent);font-weight:500}
.checks{list-style:none;padding:0;margin:10px 0 0;display:flex;flex-direction:column;gap:4px;font-size:13.5px}
.checks li::before{content:"○";display:inline-block;width:18px;color:var(--muted)}
.checks li.ok::before{content:"●";color:var(--good)}
.checks li.no::before{content:"●";color:var(--bad)}
.result{margin-top:8px;font-weight:600;font-size:14px}
.result.ok{color:var(--good)} .result.no{color:var(--bad)}
.progress{font:500 12px var(--f-mono);color:var(--muted);float:right}
.film{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;margin-top:4px}
.film:empty::before{content:"Photos you take appear here with their settings.";color:var(--muted);font-size:13.5px}
.shot{flex:none;width:168px;border:1px solid var(--line);border-radius:8px;background:var(--bg);padding:0;cursor:pointer;overflow:hidden;text-align:left;color:var(--ink)}
.shot img{display:block;width:100%;aspect-ratio:16/10;object-fit:cover}
.shot span{display:block;padding:6px 8px;font:500 11.5px var(--f-mono)}
.shot em{font-style:normal;color:var(--good)}
.shot em.no{color:var(--bad)}

/* lightbox */
.lb{position:fixed;inset:0;background:rgba(6,8,10,.86);z-index:50;display:flex;align-items:center;justify-content:center;padding:20px}
.lb figure{margin:0;max-width:980px;width:100%;background:var(--surface);border-radius:12px;overflow:hidden}
.lb img{width:100%;display:block}
.lb figcaption{padding:14px 16px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px}
.lb ul{margin:6px 0 0;padding-left:18px;font-size:13.5px;color:var(--muted)}

/* guide */
.guide{max-width:760px;margin:64px auto 0;padding-bottom:40px}
.guide section{padding-block:28px;border-top:1px solid var(--line)}
.guide h2{font-size:clamp(26px,3.4vw,36px);font-weight:700;letter-spacing:-.02em;margin-bottom:12px}
.guide h3{font-size:19px;font-weight:700;margin:22px 0 6px}
.guide p,.guide li{max-width:68ch}
.guide p{margin:0 0 12px}
.guide ol,.guide ul{padding-left:20px;margin:0 0 12px}
.guide li{margin-bottom:4px}
.kicker{font:600 11px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:8px;display:block}
.try{display:inline-flex;align-items:center;gap:6px;font:600 13px var(--f-body);border:1px solid var(--ink);background:transparent;color:var(--ink);border-radius:999px;padding:6px 13px;cursor:pointer;margin:2px 6px 8px 0}
.try::before{content:"";width:0;height:0;border-left:7px solid currentColor;border-top:4.5px solid transparent;border-bottom:4.5px solid transparent}
.try:hover{background:var(--ink);color:var(--bg)}
.tbl{overflow-x:auto;margin:10px 0 16px;border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;font-size:14px;min-width:560px}
th,td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{font:600 11px var(--f-body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:var(--sunk)}
tr:last-child td{border-bottom:0}
td.mono{white-space:nowrap}
.guide details{border-bottom:1px solid var(--line);padding-block:12px}
.guide details summary{cursor:pointer;font-weight:600;font-size:16px}
.guide details p{margin:8px 0 0}
.stops{display:flex;flex-wrap:wrap;gap:4px;margin:8px 0 14px}
.stops span{font:500 13px var(--f-mono);background:var(--surface);border:1px solid var(--line);border-radius:5px;padding:3px 8px}

/* before/after comparisons */
.ba{margin:20px 0 22px}
.ba-frame{position:relative;border-radius:10px;overflow:hidden;line-height:0;border:1px solid var(--line);background:#000;cursor:ew-resize;touch-action:pan-y;aspect-ratio:16/10;--pos:50%}
.ba-frame canvas{position:absolute;inset:0;width:100%;height:100%}
.ba-before{clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.ba-bar{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;margin-left:-1px;background:#fff;box-shadow:0 0 8px rgba(0,0,0,.55)}
.ba-knob{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:46px;height:46px;border-radius:50%;background:var(--amber);border:3px solid #fff;box-shadow:0 2px 12px rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;color:var(--on-amber);pointer-events:none}
.ba-knob svg{width:22px;height:22px}
.ba-tag{position:absolute;top:10px;font:600 11px var(--f-mono);letter-spacing:.05em;color:#fff;background:rgba(0,0,0,.55);padding:4px 8px;border-radius:4px;line-height:1.3;pointer-events:none;white-space:nowrap}
.ba-tag-a{left:10px}
.ba-tag-b{right:10px}
.ba-cap{font-size:13.5px;color:var(--muted);margin:10px 0 0;max-width:68ch}
.ba-cap strong{color:var(--ink)}
@media (prefers-reduced-motion:reduce){.ba-bar{transition:none}}
.foot{border-top:1px solid var(--line);color:var(--muted);font-size:13px;padding-block:22px}
@media (prefers-reduced-motion:reduce){.vf.snap::after,.meter b.blink{animation:none}}

/* multi-page additions */
.nav a[aria-current="page"]{color:var(--ink);font-weight:600;text-decoration:underline;text-decoration-color:var(--amber);text-decoration-thickness:2px;text-underline-offset:5px}
.crumbs{font-size:12.5px;color:var(--muted);padding-top:4px}
.crumbs a{color:var(--muted)}
.crumbs span{padding-inline:6px;opacity:.6}
.intro.topic{grid-template-columns:minmax(0,1fr);gap:14px;max-width:880px;padding-block:10px 22px}
.intro.topic h1{font-size:clamp(30px,4.4vw,50px)}
.answer{font-size:16.5px;line-height:1.6;color:var(--ink)!important;max-width:68ch!important;border-left:3px solid var(--amber);padding-left:14px}
.answer strong{font-weight:600}
.dial.spot{margin-inline:-8px;padding:12px 8px 10px;border-top:0;border-radius:8px;background:var(--bg);box-shadow:0 0 0 2px var(--amber)}
.dial.spot .dial-name::after{content:"  ·  this lesson";font-weight:500;font-size:11px;color:var(--accent);letter-spacing:.04em}
.related{max-width:760px;margin:0 auto;padding-bottom:48px}
.related ul{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}
.related a{display:flex;flex-direction:column;gap:3px;text-decoration:none;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px 14px;height:100%}
.related a:hover{border-color:var(--muted)}
.related a b{font:700 16px var(--f-display)}
.related a span{font-size:13px;color:var(--muted)}
.guide{margin-top:48px}
.guide figure{margin:10px 0 18px}
.note{font-size:13.5px;color:var(--muted)}

/* ---- calculators ---- */
.tool{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.2fr);gap:20px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px}
@media (max-width:820px){.tool{grid-template-columns:minmax(0,1fr)}}
.tool-in,.tool-out{display:flex;flex-direction:column;gap:12px;min-width:0}
.tool-out{background:var(--bg);border-radius:10px;padding:16px}
.field{display:flex;flex-direction:column;gap:5px;font-size:13px;font-weight:500;color:var(--muted);min-width:0}
.field small{font-weight:400;font-size:12px}
.field input,.field select{font:500 15px var(--f-mono);color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:7px;padding:9px 10px;width:100%;min-width:0}
.field input:focus,.field select:focus{border-color:var(--amber);outline:none;box-shadow:0 0 0 2px color-mix(in srgb,var(--amber) 40%,transparent)}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.trio{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.quick{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:13px;color:var(--muted)}
.quick button{font:500 13px var(--f-body);border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:999px;padding:5px 12px;cursor:pointer}
.quick button:hover{border-color:var(--ink)}
.res-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px}
.res-grid.one{grid-template-columns:minmax(0,1fr)}
.res{display:flex;flex-direction:column;gap:2px;min-width:0}
.res span{font:600 11px var(--f-body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.res output{font:600 22px var(--f-mono);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.res.big output{font-size:34px;color:var(--accent)}
.split{margin:0;font-size:13.5px;color:var(--muted)}
.sentence{margin:0;font-size:14.5px}
#dof-svg{width:100%;height:auto;display:block}
.dg-axis{stroke:var(--muted);stroke-width:1}
.dg-zone{fill:var(--amber);fill-opacity:.35;stroke:var(--amber);stroke-width:1.5}
.dg-focus{stroke:var(--ink);stroke-width:2}
.dg-dot{fill:var(--ink)}
.dg-cam{fill:var(--ink)}
.dg-label{fill:var(--ink);font:600 11px var(--f-body)}
.dg-tick{fill:var(--muted);font:11px var(--f-mono)}
.eq-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.eq-head .label{margin:0}
.eq-head .field{flex:0 1 140px}
table.eq{min-width:0}
table.eq tr.cur td{background:color-mix(in srgb,var(--amber) 22%,transparent);font-weight:600}
.tool-out .tbl{margin:0}
.timer{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.timer .btn{flex:0 0 auto}
#nd-count{font-size:18px;font-weight:600}

/* ---- glossary ---- */
.gloss{margin:0;display:flex;flex-direction:column}
.gloss>div{padding:12px 0;border-bottom:1px solid var(--line);scroll-margin-top:20px}
.gloss>div:target{background:color-mix(in srgb,var(--amber) 14%,transparent);margin-inline:-10px;padding-inline:10px;border-radius:6px}
.gloss dt{font:700 17px var(--f-display);margin-bottom:3px}
.gloss dd{margin:0;max-width:68ch}

/* ---- hub, footer, a11y ---- */
.related.hub{padding-top:8px;padding-bottom:24px}
.related.hub ul{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.related.hub a b{font-size:19px}
.skip{position:absolute;left:-9999px;top:8px;z-index:60;background:var(--amber);color:var(--on-amber);padding:8px 12px;border-radius:6px;font-weight:600}
.skip:focus{left:12px}
.foot{border-top:1px solid var(--line);color:var(--muted);font-size:13.5px;padding-block:28px 22px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:820px){.foot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.foot-brand{grid-column:1/-1}}
.foot ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--ink);text-decoration:underline}
.foot .brand{color:var(--ink);font-size:17px}
.foot-brand p{margin:10px 0 0;max-width:36ch}
.foot-note{margin:22px auto 0;font-size:12.5px}

/* tables with action buttons */
td .try{margin:0}
td:has(> .try){padding-block:6px;vertical-align:middle;text-align:right}
@media (max-width:640px){
  table.stack{min-width:0}
  table.stack thead{display:none}
  table.stack tr{display:grid;grid-template-columns:repeat(4,auto) 1fr;gap:4px 14px;align-items:center;padding:10px 12px;border-bottom:1px solid var(--line)}
  table.stack tr:last-child{border-bottom:0}
  table.stack td{border:0;padding:0}
  table.stack td:first-child{grid-column:1/-1;font-weight:600}
  table.stack td:last-child{justify-self:end}
  table.stack.ev td:nth-child(2)::before{content:"EV ";color:var(--muted)}
  table.stack.ev td:nth-child(5)::before{content:"ISO ";font-weight:400;color:var(--muted)}
  table.stack:not(.ev) td:nth-child(4)::before{content:"ISO ";color:var(--muted)}
}
.foot-credit{margin:14px auto 0;font-size:13.5px;color:var(--muted);text-align:center}
.foot-credit a{color:var(--ink);font-weight:600;text-decoration:underline;text-decoration-color:var(--amber);text-underline-offset:3px}
.foot-credit .heart{color:var(--bad);font-size:1.1em}

/* ---- email capture ---- */
.capture{display:grid;grid-template-columns:auto minmax(0,1fr);gap:26px;align-items:center;background:var(--vf-bg);color:var(--vf-ink);border-radius:14px;padding:26px;margin-block:32px 8px;border-top:0}
.guide .capture{padding-block:26px}
.capture .kicker{color:var(--amber)}
.capture h2{color:var(--vf-ink);font-size:clamp(22px,2.6vw,28px);margin-bottom:8px}
.capture p{color:#b9b4a8;margin:0 0 14px;max-width:56ch}
.cap-art img{display:block;width:170px;height:auto;border-radius:4px;box-shadow:0 18px 30px -12px rgba(0,0,0,.7);transform:rotate(-2.5deg);background:#fff}
.capture-form{display:flex;flex-direction:column;gap:10px}
.cap-row{display:grid;grid-template-columns:1.3fr 1fr;gap:10px}
.capture .field{color:#b9b4a8}
.capture .field input,.capture .field select{background:#16191c;border-color:#2c3136;color:var(--vf-ink);font-family:var(--f-body)}
.capture .field input::placeholder{color:#6d737a}
.capture .btn.primary{align-self:flex-start;flex:none}
.capture .btn.primary:disabled{opacity:.7;cursor:default}
.cap-err{color:#ff8a7a!important;margin:0!important;min-height:0;font-size:13.5px}
.cap-err:empty{display:none}
.cap-legal{font-size:12.5px;margin:0!important;color:#8d8a82!important}
.cap-legal a,.cap-thanks a:not(.btn){color:var(--amber)}
.cap-thanks h3{font:700 22px var(--f-display);color:var(--amber);margin:0 0 6px}
.cap-thanks .btn{display:inline-block;text-decoration:none;margin-bottom:10px}
.cap-preview{font-size:12.5px;color:#8d8a82!important}
@media (max-width:640px){
  .capture{grid-template-columns:minmax(0,1fr);padding:20px;gap:16px;margin-inline:-4px}
  .cap-art img{width:120px}
  .cap-row{grid-template-columns:minmax(0,1fr)}
}