@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{font-family:'DM Sans',Arial,sans-serif;color:#193d32;background:#f3f5ef;font-synthesis:none;--green:#226b4d;--ink:#193d32}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,a,select,input{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,#knob:focus-visible{outline:3px solid #dba344;outline-offset:4px}header{max-width:1360px;padding:25px 42px;margin:auto;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #d9e0d5}.brand{text-decoration:none;color:var(--ink);display:flex;gap:12px;align-items:center;font-size:20px;font-weight:800;letter-spacing:.3px}.brand b{display:grid;place-items:center;background:var(--green);color:#fff;border-radius:12px;width:44px;height:44px;font-size:23px}.brand small{display:block;font-size:8px;letter-spacing:1.8px;margin-top:4px;font-weight:600}.header-note{font-size:10px;letter-spacing:1.4px;color:#738171}main{max-width:1240px;margin:auto;padding:48px 30px 35px}.intro{display:flex;justify-content:space-between;align-items:center;margin:0 0 34px}.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:700;color:#53765b;margin:0 0 16px}h1{font-family:Manrope,Arial,sans-serif;font-size:46px;line-height:1.17;letter-spacing:-1.8px;margin:0 0 18px;font-weight:800}h1 em{font-style:normal;color:#63966c}.intro p:not(.eyebrow){font-size:14px;line-height:1.85;color:#75816e;margin:0}.lesson-tag{padding:10px 22px;border-left:1px solid #d4ddce;min-width:200px}.lesson-tag>span{font-size:9px;letter-spacing:1.5px;color:#78886f}.lesson-tag strong{display:block;font-size:62px;line-height:1.4;letter-spacing:-3px}.lesson-tag strong small{font-size:24px;font-weight:400;letter-spacing:0}.lesson-tag p{font-size:11px!important}.workspace{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(330px,1fr);gap:26px;align-items:start}.instrument-panel{background:#fff;border:1px solid #e0e7dc;border-radius:24px;padding:22px 25px 18px;position:sticky;top:18px;box-shadow:0 12px 35px #193d3205}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.panel-head .eyebrow{margin:0;font-size:9px}.badge{font-size:10px;color:#987637;background:#fcf2de;border-radius:20px;padding:8px 12px;white-space:nowrap}.badge.ready{color:#267048;background:#e9f4e9}.scale-wrap{max-width:550px;margin:18px auto 10px}svg{display:block;width:100%;height:auto;overflow:visible}.capacity{font-family:Arial,sans-serif;font-size:68px;font-weight:700;fill:#263b30}.dial-note{font:22px Arial,sans-serif;fill:#788276}.dial-number{font:700 44px Arial,sans-serif;fill:#18271e}.scale-caption{border-top:1px solid #e5e9e0;padding-top:16px;display:flex;justify-content:space-between;font-size:10px;color:#84917f;gap:10px}.scale-caption>span:first-child{color:#416d4f}.live-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#559963;margin-right:5px}#knob{cursor:grab;touch-action:none}#knob.dragging{cursor:grabbing}#knob:focus-visible{outline:none}#knob:focus-visible>circle:nth-of-type(2){stroke:#daa443;stroke-width:7}#bag[hidden]{display:none}.controls{display:grid;gap:14px}.control-card{background:#fff;border:1px solid #e0e7dc;border-radius:18px;padding:22px}.section-title{display:flex;align-items:center;gap:10px;margin-bottom:12px}.step{font-size:10px;font-weight:700;width:27px;height:27px;display:grid;place-items:center;border:1px solid #dce5d8;border-radius:50%;color:#63916d}h2{font-size:16px;margin:0;font-weight:700;letter-spacing:-.3px}.control-card>p{font-size:12px;color:#7a8776;line-height:1.8;margin:0 0 16px}.knob-controls{display:flex;align-items:center;justify-content:space-between;background:#f3f6ee;border-radius:12px;padding:10px;margin-bottom:12px}.knob-controls button{width:42px;height:42px;background:#fff;border:1px solid #d8e0d1;border-radius:10px;color:#2e6546;font-size:24px}.knob-controls div{text-align:center}.knob-controls span{display:block;font-size:9px;letter-spacing:1.4px;font-weight:700}.knob-controls small{display:block;font-size:9px;color:#8a9582;margin-top:4px}.helper{font-size:10px!important;margin:0!important;color:#a18145!important}.primary,.secondary{display:flex;justify-content:space-between;align-items:center;width:100%;padding:13px 16px;border-radius:10px;font-size:12px;font-weight:600}.primary{background:var(--green);border:1px solid var(--green);color:white}.primary:hover:enabled{background:#185538}.secondary{justify-content:center;border:1px solid #d7dfd0;color:#55754e;background:#fff;margin-top:9px}.answer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:9px}.answer-grid label{font-size:10px;font-weight:600;position:relative}.answer-grid input{margin-top:8px;border:1px solid #dce3d6;border-radius:9px;background:#fcfdf9;padding:12px 27px 12px 10px;width:100%;font-size:14px;color:var(--ink);min-width:0}.answer-grid label>span{position:absolute;right:10px;bottom:14px;color:#a1ac99;font-size:10px}.tolerance{display:flex;align-items:center;justify-content:space-between;margin:17px 0;font-size:10px;color:#839078}.tolerance select{border:1px solid #dce3d6;background:white;color:var(--green);padding:6px;border-radius:6px;font-size:11px}.feedback{font-size:12px;padding:12px;line-height:1.8;background:#edf6e8;border-radius:10px;color:#346d39;margin-top:15px}.feedback.error{background:#fff1e6;color:#946040}.new-exercise{background:transparent;border:0;padding:9px;font-size:11px;color:#54794d;text-decoration:underline;text-underline-offset:4px}.instructions{border-top:1px solid #dbe2d4;margin-top:35px;padding-top:25px;display:grid;grid-template-columns:200px 1fr;gap:10px}.instructions p{font-size:11px;line-height:1.9;color:#7e8a75;margin:0}.instructions p:last-child{grid-column:2}footer{max-width:1240px;margin:auto;padding:24px 30px 35px;display:flex;justify-content:space-between;border-top:1px solid #dbe2d4;color:#8b9682;font-size:10px}footer strong{font-size:14px;color:#416b48}@media(max-width:850px){.workspace{grid-template-columns:1fr 1fr;gap:16px}.instrument-panel{padding:16px 14px}.control-card{padding:17px}.intro h1{font-size:38px}.lesson-tag{min-width:170px}.scale-caption{flex-direction:column}}@media(max-width:650px){header{padding:18px 20px}.header-note{display:none}main{padding:30px 16px}.intro{margin-bottom:24px;align-items:end}.intro h1{font-size:32px}.intro p:not(.eyebrow){font-size:11px}.intro .eyebrow{font-size:8px}.lesson-tag{min-width:0;padding:0 0 0 16px}.lesson-tag>span,.lesson-tag p{display:none}.lesson-tag strong{font-size:40px}.lesson-tag strong small{font-size:17px}.workspace{grid-template-columns:1fr}.instrument-panel{position:static;max-width:100%}.scale-wrap{max-width:360px;margin-top:12px}.scale-caption{flex-direction:row}.controls{gap:12px}.control-card{padding:20px}.instructions{grid-template-columns:1fr;gap:5px}.instructions p:last-child{grid-column:1}footer{padding:20px 16px}.control-card>p{font-size:13px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}

/* Sepuluh barang, timbangan besar, dan tata letak HP. */
main{max-width:1360px}.workspace{grid-template-columns:minmax(0,1.7fr) minmax(340px,1fr);gap:24px}.instrument-panel{padding:24px;position:static}.scale-wrap{max-width:680px;margin:12px auto}.item-picker{margin-top:20px;padding-top:16px;border-top:1px solid #e5e9e0}.picker-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.picker-title h2{font-size:13px}.picker-title>span{font-size:10px;color:#6d8768}.item-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.item-button{position:relative;display:flex;flex-direction:column;gap:7px;align-items:center;justify-content:center;padding:10px 3px;border:1px solid #e0e6d9;border-radius:10px;background:#fafbf7;color:#5c7055;min-height:78px;min-width:0}.item-button[aria-pressed=true]{background:#edf5e6;border:2px solid #56834f;color:#245936;padding:9px 2px}.item-button:disabled{opacity:.7}.item-name{font-size:9px;white-space:nowrap}.parcel-icon{display:grid;place-items:center;position:relative;width:33px;height:29px;background:#c5a474;border:1px solid #a17d50;border-radius:3px;font-size:11px;font-weight:700;color:#684c2e;box-shadow:inset -6px 0 #b18a59}.parcel-icon:before{content:'';position:absolute;top:0;width:8px;height:8px;background:#eee1c9}.item-result{position:absolute;right:4px;top:3px;color:#3d813d;font-size:12px}.item-picker>p{font-size:10px;line-height:1.6;color:#84927c;margin:10px 0 0}.control-card button{min-height:46px}.knob-controls button{min-width:48px;min-height:48px}.answer-grid input{min-height:48px}.item-button:focus-visible{outline:3px solid #dba344;outline-offset:2px}
@media(max-width:1000px){.workspace{grid-template-columns:1fr}.instrument-panel{max-width:780px;width:100%;margin:auto}.scale-wrap{max-width:610px}.controls{grid-template-columns:1fr 1fr;align-items:start}.answer-card,.new-exercise{grid-column:1/-1}.scale-caption{flex-direction:row}}
@media(max-width:650px){main{padding:24px 8px}.intro{padding:0 8px}.intro h1{font-size:29px}.intro .lesson-tag{display:none}.intro br{display:none}.intro p:not(.eyebrow){font-size:12px}.workspace{gap:16px}.instrument-panel{border-radius:18px;padding:15px 10px}.scale-wrap{max-width:none;width:100%;margin:8px 0}.panel-head{padding:0 4px}.item-picker{margin-top:14px;padding-top:12px}.item-list{gap:5px}.item-button{min-height:70px;padding:8px 2px}.item-button[aria-pressed=true]{padding:7px 1px}.item-name{font-size:8px}.parcel-icon{width:31px;height:27px}.picker-title h2{font-size:12px}.controls{grid-template-columns:1fr}.control-card{padding:18px;border-radius:15px}.answer-card,.new-exercise{grid-column:auto}.scale-caption{padding:12px 3px 0;font-size:9px}.instructions{margin:26px 8px 0}.answer-grid input{font-size:16px}.primary,.secondary{font-size:14px}.header-note{display:none}header{padding:15px 18px}}
@media(max-width:360px){.scale-caption{flex-direction:column;gap:5px}.item-name{font-size:7px}.item-list{gap:3px}}

#knob>circle:first-of-type{r:80px}

.session-panel{background:#fff;border:1px solid #e0e7dc;border-radius:18px;padding:22px;margin-bottom:24px;display:grid;grid-template-columns:1fr 1fr;gap:28px}.session-panel label{display:block;font-size:12px;font-weight:700;margin-bottom:9px}.session-panel select{width:100%;min-height:46px;border:1px solid #dce3d6;background:#fcfdf9;border-radius:9px;padding:10px;color:#193d32;font-size:13px}.session-panel p{font-size:11px;color:#7a8776;line-height:1.7;margin:10px 0 0}.clock-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px 0}.clock-grid>div{background:#f3f6ee;border-radius:9px;padding:12px}.clock-grid span{display:block;font-size:9px;letter-spacing:1px;color:#6e8267}.clock-grid output{display:block;font-family:monospace;font-size:29px;font-weight:700;margin-top:5px;font-variant-numeric:tabular-nums}.clock-grid output.nearly-done{color:#ae5933}.clock-actions{display:flex;gap:10px}.clock-actions button{border:1px solid #cdddc5;border-radius:8px;padding:10px 16px;min-height:44px;color:#2d6547;background:#eef5e9;font-size:12px}.session-result{padding:20px;background:#e7f2df;border:1px solid #ccdfbf;border-radius:14px;font-size:14px;line-height:1.8;margin-bottom:24px}.session-result[hidden]{display:none}@media(max-width:650px){.session-panel{grid-template-columns:1fr;padding:17px;gap:20px}.session-panel select{font-size:16px}.clock-grid output{font-size:28px}}