.industrial-heating{background:#f1f3ef}
.industrial-heating h2{max-width:1200px;font-size:clamp(32px,3.8vw,60px)}
.heating-scenarios{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:24px}
.heating-scenarios button,.heating-limit-action button{font:inherit;font-size:13px;min-height:44px;border:1px solid #a1b5a7;border-radius:5px;padding:10px 12px;background:transparent;color:#24583b;cursor:pointer}
.heating-scenarios button[aria-pressed=true]{background:#087447;color:white;border-color:#087447}
.heating-indicators{display:grid;grid-template-columns:1fr 1fr;gap:12px 24px;padding-top:12px;border-top:1px solid #b9c9bb;font-size:13px}
.heating-indicators strong{display:block;font-size:17px;font-variant-numeric:tabular-nums;margin-top:4px}
.heating-indicators small{display:block;font-size:14px;color:#526359;margin-top:4px}
.heating-limit-action{min-height:48px;margin-bottom:8px}
.heating-setpoint{top:29px}
.industrial-heating .heating-hint{min-height:5em}
@container kelet (max-width:520px){.heating-scenarios button{flex:1 1 100%;font-size:12px}.heating-indicators{gap:12px;font-size:12px}.heating-indicators strong{font-size:14px}.industrial-heating .heating-hint{min-height:7em}.heating-limit-action button{font-size:12px;width:100%}}
.industrial-heating .heating-lead{max-width:880px;font-size:19px;color:#48574e;margin-bottom:14px}
.heating-evidence{font-size:13px;max-width:900px;color:#526359;min-height:3.3em}
.heating-layout{display:grid;grid-template-columns:minmax(260px, .8fr) minmax(0,1.6fr);gap:clamp(24px,4vw,64px);border-top:1px solid #c3cec5;padding-top:30px}
.heating-model-panel{min-width:0}
.industrial-heating .industrial-specs{grid-template-columns:1fr;gap:12px;margin:18px 0}
.industrial-heating .industrial-specs>div{display:grid;grid-template-columns:1fr 1.3fr;gap:12px}
.industrial-heating .industrial-specs dd{font-size:15px}
.industrial-heating .industrial-specs dt{font-size:13px}
.industrial-heating .industrial-model-details>.button{font-size:14px;min-height:44px;padding:12px 16px}
.heating-limit{border-top:1px solid #c3cec5;margin-top:24px;padding-top:24px}
.industrial-heating .heating-limit h3{font-size:17px;margin-bottom:14px}
[data-power-limit]{display:flex;flex-wrap:wrap;gap:6px;font-size:14px}
.industrial-heating :is([data-power-limit],.heating-playback) button{font:inherit;min-height:44px;padding:8px 12px;border:1px solid #a1b5a7;border-radius:5px;background:transparent;color:#24583b;cursor:pointer}
.industrial-heating [data-power-limit] button[aria-pressed=true]{background:#087447;color:white;border-color:#087447}
.heating-current{font-size:16px}.heating-current strong{display:block;font-size:26px;font-variant-numeric:tabular-nums}
.industrial-heating .heating-small{font-size:12px;line-height:1.55;color:#526359;margin:10px 0 0}
.heating-system{min-width:0;background:#e5ebe3;border-radius:12px;padding:26px;align-self:start}
.heating-system-heading{display:flex;justify-content:space-between;gap:12px;font-size:13px;min-height:40px}
.heating-system-heading strong{color:#06663e;text-align:right}
.heating-instruments{display:grid;grid-template-columns:minmax(120px,.75fr) minmax(0,1.8fr);align-items:center;gap:28px;position:relative;padding:12px 0 20px}
.heating-instruments:before{content:'';position:absolute;top:65%;left:40px;right:30px;border-top:1px dashed #94aa99}
.heating-thermometer,.heating-modules{position:relative}
.heating-reading strong{display:block;font-size:clamp(26px,2.8vw,42px);font-weight:600;letter-spacing:-.04em;font-variant-numeric:tabular-nums;white-space:nowrap}
.heating-reading>span{display:block;font-size:12px;max-width:120px;margin:5px 0 18px}
.heating-scale{height:190px;position:relative;padding-left:12px}
.heating-tube{position:relative;width:28px;height:180px;border:1px solid #819a88;border-radius:20px;background:#f5f7f3;padding:4px;overflow:hidden}
.heating-tube>div{position:absolute;bottom:4px;left:4px;right:4px;border-radius:12px;background:#168153}
.heating-setpoint,.heating-threshold{position:absolute;left:46px;font-size:14px;white-space:nowrap}
.heating-setpoint{top:26px}.heating-threshold{top:98px}
.heating-modules{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.heating-module{border:1px solid #a6b6a9;border-radius:9px;padding:14px 8px;display:flex;flex-direction:column;align-items:center;background:#edf1e9;text-align:center;min-width:0}
.heating-module svg{width:65px;max-width:100%;height:100px;fill:none;stroke:#7b8f80;stroke-width:3;stroke-linecap:round}
.heating-module strong{font-size:14px}.heating-module>span{font-size:12px;margin:7px 0 20px}
.heating-module small{font-size:14px;line-height:1.4;max-width:105px;min-height:2.8em}
.heating-module b{font-size:12px;margin-top:6px;font-variant-numeric:tabular-nums;white-space:nowrap}
.heating-module[data-state=Работает]{background:#d4e9d4;border-color:#18854b}
.heating-module[data-state=Работает] svg{stroke:#087447}
.heating-module[data-state=Следующий]{outline:2px solid #087447;outline-offset:2px}
.heating-waves{opacity:0}
.heating-module[data-state=Работает] .heating-waves{opacity:1;animation:heating-breathe 2s ease-in-out infinite;animation-play-state:paused}
.is-running .heating-module .heating-waves{animation-play-state:running}
@keyframes heating-breathe{50%{opacity:.3}}
.industrial-heating .heating-hint{min-height:3.3em;margin:12px 0;font-size:16px;color:#17472d;border-top:1px solid #b9c9bb;padding-top:16px}
.heating-playback{display:flex;flex-wrap:wrap;gap:10px;font-size:13px}
.heating-explanation{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:24px;font-size:14px;color:#526359}
@container kelet (max-width:1000px){.heating-layout{grid-template-columns:minmax(0,1fr)}.industrial-heating .industrial-specs{grid-template-columns:1fr 1fr}.heating-system{width:100%;box-sizing:border-box}.heating-instruments{grid-template-columns:150px 1fr}.heating-explanation{gap:20px}}
@container kelet (max-width:520px){.industrial-heating .industrial-specs,.heating-explanation{grid-template-columns:1fr}.heating-explanation{gap:0}.heating-system{padding:16px 12px}.heating-instruments{grid-template-columns:100px minmax(0,1fr);gap:10px}.heating-modules{gap:5px}.heating-module{padding:10px 3px}.heating-module strong{font-size:14px}.heating-module>span,.heating-module b{font-size:9px}.heating-module small{font-size:8px;min-height:4.2em}.heating-module svg{height:85px}.heating-reading strong{font-size:27px}.heating-setpoint,.heating-threshold{font-size:8px;left:33px}.heating-scale{padding-left:0}.heating-tube{width:23px}.heating-system-heading{font-size:14px;min-height:44px}.industrial-heating .heating-hint{min-height:5em;font-size:14px}.heating-evidence{min-height:0}}
@media(prefers-reduced-motion:reduce){.heating-module .heating-waves{animation:none!important}}
@container kelet (max-width:520px){
 .heating-modules{grid-template-columns:1fr;gap:10px}
 .heating-module{display:grid;grid-template-columns:30px minmax(0,1fr);gap:4px 8px;padding:10px;text-align:left;align-items:center}
 .heating-module svg{grid-column:1;grid-row:1/3;width:30px;height:48px}
 .heating-module strong{grid-column:2;font-size:13px}
 .heating-module>span{grid-column:2;font-size:12px;margin:0}
 .heating-module small{grid-column:1/-1;font-size:14px;min-height:0;max-width:none}
 .heating-module b{grid-column:1/-1;font-size:13px;margin:0}
}
/* Section 4.4: shared temperature axis; labels stay outside the liquid column. */
.industrial-heating #heating-title{max-width:none;font-size:clamp(30px,3.55vw,58px)}
.industrial-heating #heating-title>span{display:block}
.industrial-heating .heating-instruments{grid-template-columns:minmax(240px,1fr) minmax(0,1.6fr);gap:24px}
.industrial-heating .heating-scale{height:230px;padding:0;position:relative}
.industrial-heating .heating-tube{position:absolute;inset:0 auto 0 0;width:28px;height:auto;padding:0;overflow:visible}
.industrial-heating .heating-axis{position:absolute;top:5px;bottom:5px;left:0;right:0}
.industrial-heating .heating-tube>.heating-axis{left:4px;right:4px;border-radius:14px;background:transparent;overflow:hidden}
.industrial-heating [data-mercury]{position:absolute;bottom:0;left:0;right:0;background:#168153;border-radius:12px}
.industrial-heating .heating-mark{position:absolute;left:0;right:0;height:0;border-top:1px solid #668573}
.industrial-heating .heating-mark--setpoint{bottom:var(--setpoint-position)}
.industrial-heating .heating-mark--threshold{bottom:var(--threshold-position)}
.industrial-heating .heating-mark>span{position:absolute;left:43px;right:0;font-size:13px;line-height:1.45;color:#284936;background:#e5ebe3;padding:3px 5px}
.industrial-heating .heating-mark--setpoint>span{bottom:4px}
.industrial-heating .heating-mark--threshold>span{top:4px}
.industrial-heating .heating-mark.is-triggered{border-color:#087447;border-top-width:2px}
.industrial-heating .heating-mark.is-triggered>span{background:#c9e5ca;color:#075b36;font-weight:600;border-radius:4px}
.industrial-heating .heating-hysteresis-band{position:absolute;left:0;width:36px;bottom:var(--threshold-position);height:calc(var(--setpoint-position) - var(--threshold-position));background:#08744720;border-right:2px solid #548d68;pointer-events:none}
.industrial-heating .heating-hysteresis-label{font-size:13px;margin:8px 0 0;color:#315540}
@container kelet (max-width:1100px) and (min-width:1001px){.industrial-heating .heating-instruments{grid-template-columns:1fr}.industrial-heating .heating-scale{max-width:280px}}
@container kelet (max-width:650px){
 .industrial-heating #heating-title>span{display:inline}
 .industrial-heating .heating-instruments{grid-template-columns:minmax(0,1fr);gap:24px}
 .industrial-heating .heating-reading>span{max-width:none}
 .industrial-heating .heating-scale{height:200px;width:100%;max-width:320px}
 .industrial-heating .heating-modules{grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px}
 .industrial-heating .heating-module{display:flex;align-items:center;text-align:center;padding:10px 4px;gap:4px}
 .industrial-heating .heating-module svg{width:40px;height:60px}
 .industrial-heating .heating-module strong,.industrial-heating .heating-module>span{font-size:14px}
 .industrial-heating .heating-module small{font-size:14px;min-height:4.2em}
 .industrial-heating .heating-module b{font-size:14px;white-space:normal}
}
.industrial-heating .heating-tube{border:0;box-shadow:inset 0 0 0 1px #819a88}
.industrial-heating .heating-scale{margin-top:32px}
/* Block 4.4: explanation and demo controls replace the catalog panel. */
.industrial-heating .heating-layout{grid-template-columns:minmax(0,35fr) minmax(0,65fr);align-items:start;gap:clamp(24px,3vw,48px);margin-top:32px}
.industrial-heating .heating-explainer{min-width:0;padding-right:clamp(0px,1vw,16px)}
.industrial-heating .heating-explainer-point+h3{margin-top:28px}
.industrial-heating .heating-explainer-point+.heating-explainer-point{margin-top:30px}
.industrial-heating .heating-explainer-point h3{font-size:clamp(20px,1.8vw,25px);line-height:1.35;margin:0 0 12px}
.industrial-heating .heating-explainer-point p{font-size:17px;line-height:1.65;color:#48574e;margin:0}
.industrial-heating .heating-applicability{font-size:13px;line-height:1.6;color:#526359;margin:24px 0 0}
.industrial-heating .heating-demo-note{font-size:14px;line-height:1.65;color:#526359;margin:16px 0 0}
@container kelet (max-width:1000px){.industrial-heating .heating-layout{grid-template-columns:minmax(0,1fr)}.industrial-heating .heating-explainer{padding-right:0}}