.metering-intro h1{font-size:clamp(30px,3.3vw,46px)}.metering-intro .intro-row>p{font-size:12px}.metering-lab{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(350px,1fr);border:1px solid var(--line);border-radius:13px;overflow:hidden;background:var(--surface)}.metering-visual{background:#161913;min-width:0;border-right:1px solid var(--line)}.metering-scene-bar{display:flex;align-items:center;gap:18px;padding:14px 20px;border-bottom:1px solid var(--line)}.metering-scene-bar label{font-size:8px;letter-spacing:1.4px;color:#a3b192;flex-shrink:0}.metering-scene-bar select{max-width:350px}.metering-visual select,.metering-explanation select{font-family:inherit;font-size:11px;padding:9px 10px;color:#e1dfce;border:1px solid #434b37;border-radius:5px;background:#252b1f;width:100%;min-width:0}.metering-viewfinder{position:relative;aspect-ratio:3/2;background:#1b2017;overflow:hidden}.metering-viewfinder>canvas{display:block;width:100%;height:100%;cursor:crosshair}.metering-viewfinder>svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.metering-photo-top,.metering-photo-bottom{position:absolute;left:18px;right:18px;display:flex;align-items:center;justify-content:space-between;gap:10px;pointer-events:none}.metering-photo-top{top:18px}.metering-photo-bottom{bottom:15px}.metering-photo-top span,.metering-photo-bottom span,.metering-photo-bottom button{background:#10140db8;border:1px solid #ffffff45;border-radius:4px;padding:6px 8px;color:#eee9d9;font-size:9px;text-shadow:0 1px 3px #0007}.metering-photo-top span{font-size:7px;letter-spacing:1px}.metering-photo-top #metering-lock-badge{border-color:#d5b788;color:#f4d6a1;background:#40321ede}.metering-photo-bottom button{pointer-events:auto;font-size:8px}.metering-camera{padding:19px 20px 12px}.metering-camera-row{display:flex;align-items:flex-end;gap:12px}.metering-camera-row>div{flex:1;min-width:0}.metering-camera-row label{font-size:10px;color:#a8b399;display:block;margin-bottom:8px}.metering-camera-row>button{background:#d8c2a1;border:1px solid #d8c2a1;border-radius:5px;padding:10px 13px;color:#28291f;font-size:10px;min-height:35px;white-space:nowrap}.metering-camera-row>button[aria-pressed="true"]{background:#443622;border-color:#c5a16d;color:#f0d3a5}.metering-camera-row>button:disabled{opacity:.4;cursor:default}.metering-targets{margin:15px 0 19px;display:flex;align-items:center;justify-content:space-between;gap:12px}.metering-targets>span{font-size:9px;color:#98a28b;line-height:1.5;max-width:210px}.metering-targets>div{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.metering-targets button{background:#252c1f;border:1px solid #424d35;border-radius:4px;padding:7px 8px;color:#bdc9ab;font-size:9px;line-height:1.4}.metering-targets button:hover{border-color:#b2bc9f}.metering-targets button[aria-pressed="true"]{border-color:#cdb18c;color:#f0d1aa;background:#353222}.metering-settings{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:17px 0;border-block:1px solid #353e2d}.metering-settings>div{display:flex;flex-direction:column;gap:7px}.metering-settings span{font-size:7px;letter-spacing:1px;color:#8f9e7e}.metering-settings strong{font-size:23px;font-weight:430;color:#e6d2b5;font-variant-numeric:tabular-nums;white-space:nowrap}.metering-settings small{font-size:9px;color:#97a585}.metering-settings small.auto{color:#e1c59f}.metering-program-caption{font-size:9px;color:#9aa58b;line-height:1.65;margin:12px 0 0}.metering-analysis{padding:17px 20px 23px;border-top:1px solid #353e2d}.metering-histogram-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.metering-histogram-heading>span{font-size:8px;color:#a8b497;letter-spacing:1px}.metering-histogram-heading button{font-size:9px;color:#aaaf9a;background:none;border:1px solid #414b34;border-radius:4px;padding:6px 8px}.metering-histogram-heading button[aria-pressed="true"]{color:#ebc69b;border-color:#b48c5d}.metering-analysis>canvas{width:100%;height:84px;display:block;margin-top:15px;background:#12160f;border-bottom:1px solid #64704f}.metering-histogram-labels{display:flex;justify-content:space-between;font-size:8px;color:#89987b;margin-top:7px;gap:10px}.metering-histogram-labels>span:nth-child(2){color:#c5ba9d;text-align:center}.metering-reading{display:grid;grid-template-columns:1fr 1fr;gap:14px;border-top:1px solid #353e2d;padding-top:18px;margin-top:18px}.metering-reading>div{display:flex;flex-direction:column;gap:7px}.metering-reading span{font-size:7px;letter-spacing:.8px;color:#879777}.metering-reading strong{font-size:12px;font-weight:450;color:#d1c2a5;font-variant-numeric:tabular-nums}#metering-observation{font-size:11px;color:#bdcba9;line-height:1.75;margin:17px 0 0}#metering-observation.warn{color:#e2b78a}.metering-explanation{padding:26px;display:flex;flex-direction:column;min-width:0}.metering-explanation h2{font-size:28px;line-height:1.25;font-weight:440;letter-spacing:-.7px;margin:18px 0 14px}.metering-explanation .composition-body{margin-bottom:18px}.metering-compensation{--control-color:#d4b38d;margin:0 0 25px;padding-bottom:19px;border-bottom:1px solid var(--line)}.metering-compensation label{font-size:11px;color:#d7d8cd}.metering-compensation output{font-size:24px;color:#e1c19a;font-variant-numeric:tabular-nums;white-space:nowrap}.metering-comp-ticks{display:flex;justify-content:space-between;margin:3px 0 7px;font-size:9px;color:#b9b49e}.metering-comp-ticks span{width:16px;text-align:center}.metering-compensation>p{font-size:9px;color:#a9b096;line-height:1.65;margin:12px 0 0}.metering-explanation #metering-next{margin-top:auto}.metering-explanation input:disabled{opacity:.4;cursor:default}
@media(max-width:1150px){.header .course-tabs{gap:20px}.metering-lab{grid-template-columns:minmax(0,1.5fr) minmax(315px,1fr)}.metering-explanation{padding:22px}.metering-explanation h2{font-size:25px}.metering-settings strong{font-size:21px}.metering-targets{align-items:flex-start;flex-direction:column;gap:8px}.metering-targets>span{max-width:none}.metering-targets>div{justify-content:flex-start}}
@media(max-width:800px){.header .course-tabs{gap:0;justify-content:space-between;overflow-x:auto;width:100%;scrollbar-width:none}.header .course-tabs a{font-size:9px;flex-shrink:0;padding-inline:4px}.header .course-tabs a:first-child{padding-left:0}.header .course-tabs a:last-child{padding-right:0}.metering-intro h1{font-size:35px}.metering-intro h1 em{display:block;margin-top:5px}.metering-intro .eyebrow{font-size:7px;letter-spacing:.8px}.metering-lab{grid-template-columns:1fr;overflow:visible}.metering-visual{border-right:0;border-bottom:1px solid var(--line);border-radius:12px 12px 0 0;overflow:hidden}.metering-scene-bar{padding:14px 17px;gap:12px}.metering-scene-bar select{font-size:11px}.metering-camera{padding:17px}.metering-camera-row{gap:9px}.metering-camera-row>button{font-size:9px;padding:10px}.metering-photo-top{top:12px;left:13px;right:13px}.metering-photo-bottom{bottom:12px;left:13px;right:13px}.metering-photo-bottom>span{font-size:8px}.metering-photo-top span{font-size:6px}.metering-analysis{padding:17px}.metering-settings strong{font-size:21px}.metering-explanation{padding:24px}.metering-explanation h2{font-size:28px}.metering-explanation .composition-lead{font-size:14px}.metering-explanation .composition-body{font-size:13px}.metering-compensation label{font-size:12px}.metering-explanation select{font-size:12px}.metering-histogram-heading>span{font-size:7px;letter-spacing:.5px}.metering-histogram-heading>button{font-size:8px;padding:6px}.metering-reading strong{font-size:11px}}
@media(max-width:800px) and (min-height:650px){.metering-visual{display:contents}.metering-scene-bar{border-radius:12px 12px 0 0;background:#1a2015}.metering-viewfinder{position:sticky;top:0;z-index:4;box-shadow:0 7px 20px #0005}.metering-compensation input,.metering-explanation input,.metering-explanation select,#metering-presets,#metering-mode,#metering-lock,.metering-targets button{scroll-margin-top:calc(66vw + 24px)}}
@media(max-width:360px){.header .course-tabs{gap:11px;justify-content:flex-start}.header .course-tabs a{font-size:9px;padding-inline:0}}