.treatment-page .treatment-explanation{--explanation-ink:#292722;--explanation-muted:#68675f;margin:24px 0 52px;padding:38px 0 0;border-top:1px solid #29272230;color:var(--explanation-ink);scroll-margin-top:0}
.treatment-page .treatment-explanation-layout{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);align-items:start;gap:40px}
.treatment-page .treatment-explanation-figure{min-width:0;margin:0;align-self:start;width:100%;max-width:420px;justify-self:start}
.treatment-page .treatment-explanation-figure img{display:block;width:100%;height:auto;aspect-ratio:900/560;border-radius:8px;object-fit:contain}
.treatment-page .treatment-explanation-figure--reference img{aspect-ratio:var(--principle-native-ratio);background:#fff}
.treatment-page .treatment-explanation[hidden]{display:none!important}
.treatment-page .treatment-explanation .treatment-explanation-figure--reference img{display:block;width:100%;height:auto;aspect-ratio:var(--principle-native-ratio);max-width:var(--principle-native-width,100%);max-height:none;margin-inline:auto;object-fit:contain;background:#fff}
.treatment-page .treatment-explanation .treatment-explanation-figure--reference figcaption a{display:inline-flex;align-items:center;min-height:36px;font:12px/1.8 var(--sans);color:var(--explanation-muted);text-underline-offset:4px}
.treatment-page .treatment-explanation-figure[data-principle-reference="ultherapy-prime"]{max-width:420px;justify-self:center}
.treatment-page .treatment-explanation-figure figcaption{font:13px/1.85 var(--sans);color:var(--explanation-muted);margin:17px 0 0;max-width:58em}
.treatment-page .treatment-explanation-figure figcaption p{font:inherit;color:inherit;margin:10px 0 0}
.treatment-page .treatment-explanation-legend{display:flex;flex-wrap:wrap;align-items:center;gap:6px 20px;font:500 13px/1.85 var(--sans);color:var(--explanation-ink)}
.treatment-page .treatment-explanation-legend span{display:inline-flex;align-items:center;gap:8px}
.treatment-page .treatment-explanation-legend span:before{content:"";display:block;width:5px;height:5px;border-radius:50%;background:var(--treatment-accent)}
.treatment-page .treatment-explanation-copy{min-width:0;padding:0}
.treatment-page .treatment-explanation p.treatment-explanation-label{font:12px/1.7 var(--sans);color:var(--treatment-accent);letter-spacing:.055em;margin:0 0 12px}
.treatment-page .treatment-explanation h2{font:400 clamp(25px,2.1vw,32px)/1.55 'WayB Gowun','WayB Maru',serif;letter-spacing:-.035em;margin:0 0 20px;border:0;padding:0;max-width:15em}
.treatment-page .treatment-explanation p.treatment-explanation-summary{font:15px/1.95 var(--sans);color:var(--explanation-ink);margin:0 0 25px}
.treatment-page .treatment-explanation dl{margin:0;padding:0}
.treatment-page .treatment-explanation dl>div{border-top:1px solid #26232020;padding:16px 0}
.treatment-page .treatment-explanation dt{font:500 14px/1.8 var(--sans);margin:0 0 7px}
.treatment-page .treatment-explanation dd{font:14px/1.9 var(--sans);color:var(--explanation-muted);margin:0}
.treatment-page .treatment-explanation-sources{display:flex;flex-wrap:wrap;gap:5px 18px;margin-top:8px}
.treatment-page .treatment-explanation-sources a{font:12px/1.8 var(--sans);color:var(--explanation-muted);min-height:36px;display:inline-flex;align-items:center;gap:8px;text-decoration:underline;text-underline-offset:4px}
.treatment-page .treatment-explanation-video{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);align-items:start;gap:40px;border-top:1px solid #26232024;margin-top:32px;padding-top:24px}
.treatment-page .treatment-explanation-video-heading{display:flex;flex-wrap:wrap;gap:8px 24px;align-items:baseline;margin-bottom:20px}
.treatment-page .treatment-explanation-video-heading p.treatment-explanation-label{margin:0}
.treatment-page .treatment-explanation-video-heading h3{font:400 24px/1.6 'WayB Gowun','WayB Maru',serif;letter-spacing:-.025em;margin:0}
.treatment-page .treatment-explanation-player{min-width:0;width:100%;max-width:420px}
.treatment-page .treatment-explanation-player iframe{display:block;width:100%;height:auto;min-height:0;aspect-ratio:16/9;border:0;border-radius:8px;background:#e5e0d7}
.treatment-page .treatment-explanation-video-caption{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:0 16px;margin-top:9px}
.treatment-page .treatment-explanation-video-caption p{font:13px/1.8 var(--sans);color:var(--explanation-muted);margin:0}
.treatment-page .treatment-explanation-video-caption a{font:13px/1.8 var(--sans);color:var(--explanation-ink);display:inline-flex;align-items:center;gap:12px;min-height:44px;text-underline-offset:4px}
.treatment-page .treatment-explanation-player p.treatment-explanation-video-note{font:12px/1.8 var(--sans);color:var(--explanation-muted);margin:6px 0 0;max-width:66em}
.treatment-page .treatment-explanation a:focus-visible,.treatment-page .treatment-explanation iframe:focus-visible{outline:2px solid var(--treatment-accent);outline-offset:4px}
/* Existing manufacturer artwork, followed by the same readable text. */
.treatment-page .treatment-explanation--illustrated{padding-top:32px;margin:30px 0 64px}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-layout{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:40px;align-items:start}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-figure{width:100%;max-width:420px}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-figure img{width:100%;max-height:620px;object-fit:contain;background:#f5f2ec;border-radius:10px}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-figure figcaption{max-width:none;margin-top:18px}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-legend{gap:10px 25px;font-size:14px}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-legend span:before{display:none}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-figure figcaption p{max-width:70em;font-size:13px}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-copy{display:block}
.treatment-page .treatment-explanation--illustrated p.treatment-explanation-label{grid-column:1}
.treatment-page .treatment-explanation--illustrated h2{grid-column:1;font-size:clamp(25px,2.3vw,32px);max-width:18em}
.treatment-page .treatment-explanation--illustrated p.treatment-explanation-summary{margin:0 0 25px}
.treatment-page .treatment-explanation--illustrated dl{grid-column:2;grid-row:1/5}
.treatment-page .treatment-explanation--illustrated .treatment-explanation-sources{grid-column:1/-1;border-top:1px solid #26232020;padding-top:15px;margin-top:20px}
@media(max-width:900px){
 .treatment-page .treatment-explanation{padding-top:28px}
 .treatment-page .treatment-explanation-layout,.treatment-page .treatment-explanation--illustrated .treatment-explanation-layout,.treatment-page .treatment-explanation-video{grid-template-columns:1fr;gap:26px}
 .treatment-page .treatment-explanation-figure,.treatment-page .treatment-explanation--illustrated .treatment-explanation-figure{width:100%;max-width:420px;justify-self:start}
 .treatment-page .treatment-explanation h2{max-width:none}
 .treatment-page .treatment-explanation--illustrated .treatment-explanation-copy{display:block}
 .treatment-page .treatment-explanation--illustrated p.treatment-explanation-summary{margin-bottom:25px}
}
@media(max-width:600px){
 .treatment-page .treatment-explanation{margin:20px 0 32px;padding-top:26px}
 .treatment-page .treatment-explanation-layout{gap:26px}
 .treatment-page .treatment-explanation-figure figcaption{font-size:13px;margin-top:15px}
 .treatment-page .treatment-explanation h2{font-size:25px;margin-bottom:17px}
 .treatment-page .treatment-explanation p.treatment-explanation-summary{font-size:15px;margin-bottom:23px}
 .treatment-page .treatment-explanation dd{font-size:14px}
 .treatment-page .treatment-explanation-video{margin-top:28px;padding-top:24px}
 .treatment-page .treatment-explanation-video-heading{display:block;margin-bottom:18px}
 .treatment-page .treatment-explanation-video-heading p.treatment-explanation-label{margin-bottom:8px}
 .treatment-page .treatment-explanation-video-heading h3{font-size:23px}
 .treatment-page .treatment-explanation--illustrated{padding-top:25px;margin-bottom:42px}
 .treatment-page .treatment-explanation--illustrated .treatment-explanation-layout{gap:26px}
 .treatment-page .treatment-explanation--illustrated .treatment-explanation-legend{display:grid;grid-template-columns:1fr;gap:6px;font-size:13px}
 .treatment-page .treatment-explanation--illustrated .treatment-explanation-figure figcaption p{font-size:13px;line-height:1.8}
 .treatment-page .treatment-explanation--illustrated h2{font-size:24px;line-height:1.5}
}
/* Preserve native aspect and resolution instead of enlarging a small original. */
.treatment-page .treatment-explanation.treatment-explanation--illustrated .treatment-explanation-figure--reference img{width:100%;max-width:var(--principle-native-width,100%);height:auto;max-height:none;aspect-ratio:var(--principle-native-ratio);background:#fff;margin-inline:auto;object-fit:contain}
/* Short original mechanism clip. Its still frame remains the no-JS fallback. */
.principle-loop{width:100%;max-width:var(--principle-native-width,100%);margin-inline:auto}
.principle-loop-media{position:relative;aspect-ratio:var(--principle-native-ratio,16/9);overflow:hidden;border-radius:10px;background:#fff}
.principle-loop-media video{display:block;position:absolute;inset:0;width:100%;height:100%;object-fit:contain;opacity:0;background:#fff}
.treatment-page .treatment-explanation .principle-loop-media img[data-principle-poster]{display:block;position:absolute;inset:0;width:100%;height:100%;max-width:none;margin:0;object-fit:contain;border-radius:0}
.principle-loop[data-has-frame="true"]:not([data-playback="unavailable"]) video{opacity:1}
.principle-loop[data-has-frame="true"]:not([data-playback="unavailable"]) img[data-principle-poster]{visibility:hidden}
.principle-loop-controls{display:flex;align-items:center;justify-content:space-between;gap:12px 22px;padding-top:12px;border-bottom:1px solid #26232020;padding-bottom:12px}
.principle-loop [hidden]{display:none!important}
.principle-loop-note{font:13px/1.6 var(--sans);color:var(--explanation-muted,#706c65)}
.principle-loop-buttons{display:flex;gap:8px;flex-shrink:0}
.principle-loop-buttons button{font:13px/1.4 var(--sans);min-height:44px;min-width:76px;padding:10px 16px;border:1px solid #26232030;border-radius:24px;background:transparent;color:var(--explanation-ink,#262320);cursor:pointer}
.principle-loop-buttons button:hover{background:#26232009}
.principle-loop-buttons button:focus-visible{outline:2px solid var(--treatment-accent,#706c65);outline-offset:3px}
.principle-loop-status:empty{display:none}
.principle-loop-status{display:block;font:13px/1.8 var(--sans);padding-top:8px;color:var(--explanation-muted,#706c65)}
@media(max-width:420px){.principle-loop-controls{align-items:flex-start;flex-direction:column;gap:8px}.principle-loop-buttons{align-self:flex-end}.principle-loop-buttons button{padding-inline:14px}}