/* About expands the existing light SmileStar system; shared pages stay untouched. */
body.about-page{--about-space:clamp(56px,5vw,128px);--about-gap:clamp(24px,3vw,80px);--about-copy:#52675e}
.about-page ::selection{background:#c6e5d9;color:#203c32}
.about-page .about-section{padding:var(--about-space) var(--g);scroll-margin-top:16px}
.about-page .about-section h2{font-size:clamp(34px,3.6vw,76px);line-height:1.09;letter-spacing:-.035em;font-weight:600;text-wrap:balance;max-width:22ch}
.about-page .about-section h3{font-size:clamp(22px,1.65vw,38px);line-height:1.2;letter-spacing:-.025em;font-weight:600}
.about-page .about-section p,.about-page .about-section li{font-size:clamp(15px,1.03vw,25px);line-height:1.7;color:var(--about-copy)}
.about-page .about-section p{max-width:64ch}
.about-page .about-section p+p{margin-top:20px}
.about-page .about-heading{display:grid;grid-template-columns:1.05fr 1fr;gap:var(--about-gap);align-items:end;margin-bottom:clamp(32px,3vw,72px)}
.about-heading>*{min-width:0}
.about-page .about-heading .text-link{margin-top:24px}
.about-page .about-jump-nav{position:sticky;top:var(--top,112px);z-index:90;display:flex;align-items:center;gap:clamp(20px,2.5vw,72px);margin:0;padding:12px var(--g);border:0;border-bottom:1px solid var(--line);background:var(--paper);overflow-x:auto;scrollbar-width:thin;scrollbar-color:#a2c7b9 transparent}
.about-jump-nav a{display:flex;align-items:center;min-height:36px;flex:none;font-size:clamp(13px,.88vw,21px);white-space:nowrap;color:var(--about-copy);text-decoration:none;text-underline-offset:6px}
.about-jump-nav a:hover,.about-jump-nav a:focus-visible{color:#24584a;text-decoration:underline}
.about-page .about-section{scroll-margin-top:74px}
.about-page .about-mint{background:#e7f1ec}
.about-page .about-ice{background:#edf4f5}
.about-page .about-white{background:#fff}
.about-page .about-photo{margin:0;min-width:0}
.about-photo-button{position:relative;display:block;width:100%;padding:0;border:0;background:#dfeae3;border-radius:16px;overflow:hidden;cursor:zoom-in;text-align:left}
.about-photo-crop{position:relative;display:block;width:100%;overflow:hidden;isolation:isolate}
.about-page .about-photo-crop>img{position:static;display:block;width:100%;height:100%;max-width:100%;object-fit:cover;margin:0;pointer-events:none}
.about-photo-view{position:absolute;right:16px;bottom:16px;display:inline-flex;align-items:center;gap:8px;min-height:36px;padding:8px 12px;border-radius:24px;background:#f8faf8ed;color:#244f41;font-size:12px;font-weight:500;opacity:0;transition:opacity .18s}
.about-photo-view svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6}
.about-photo-button:hover .about-photo-view,.about-photo-button:focus-visible .about-photo-view{opacity:1}
.about-page .about-photo figcaption{display:flex;justify-content:space-between;gap:12px 24px;margin-top:14px;font-size:clamp(12px,.82vw,20px);line-height:1.5;color:var(--about-copy)}
.about-photo figcaption strong{font-weight:500;color:var(--ink)}
.about-photo figcaption>span{max-width:44ch;text-align:right}
.about-page .about-intro-notes{display:flex;flex-wrap:wrap;gap:12px 32px;padding-top:28px;margin:28px 0 0;border-top:1px solid var(--line);list-style:none}
.about-page .about-intro-notes li{font-size:clamp(13px,.93vw,22px);color:#315f4e}
.about-page .about-production-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--about-gap);align-items:start}
.about-production-support{display:grid;gap:clamp(28px,3vw,64px)}
.about-page .about-production-layout h3{margin-bottom:16px}
.about-page .about-detail-list{margin:24px 0 0;padding:0;list-style:none}
.about-detail-list li{padding:12px 0;border-top:1px solid var(--line)}
.about-detail-list strong{display:block;color:var(--ink);font-size:.95em;font-weight:500}
.about-detail-list span{display:block;font-size:.88em}
.about-page .about-uv-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:var(--about-gap);align-items:start}
.about-uv-copy h2{margin-bottom:24px}
.about-page .about-uv-cta{margin-top:32px;min-height:52px;gap:24px}
.about-uv-animation{display:block;min-width:0;margin:0;overflow:hidden;border-radius:16px;background:#e7f1ec;aspect-ratio:8/5}
.about-uv-print-scene,.about-uv-print-fallback{display:block;width:100%;height:auto;max-width:100%;aspect-ratio:8/5;object-fit:cover}
.about-page .about-diagram-note{font-size:clamp(11px,.76vw,18px);margin-top:14px}
.about-uv-tabs{display:flex;gap:6px;margin-top:32px;border-bottom:1px solid var(--line)}
.about-uv-tabs button{flex:1;min-width:0;min-height:48px;padding:12px 8px;border:0;border-bottom:2px solid transparent;background:none;font:inherit;font-size:clamp(13px,.88vw,21px);line-height:1.4;color:var(--about-copy);cursor:pointer}
.about-uv-tabs button[aria-selected=true]{color:#24584a;border-bottom-color:#498e7c;font-weight:600}
.about-uv-panel{padding-top:22px;min-height:170px}
.about-page .about-uv-panel h3{font-size:clamp(21px,1.45vw,32px);margin-bottom:12px}
.about-page .about-uv-panel p{font-size:clamp(14px,.95vw,23px)}
.about-page .about-photo-pair{display:grid;grid-template-columns:1fr 1fr;gap:var(--about-gap);align-items:start}
.about-page .about-tooling-pair{grid-template-columns:1.12fr .88fr}
.about-page .about-tooling-pair>.about-photo:last-child{margin-top:clamp(40px,6vw,144px)}
.about-page .about-process-notes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin-top:clamp(32px,3vw,72px)}
.about-process-notes article{padding-top:20px;border-top:1px solid var(--line);min-width:0}
.about-page .about-process-notes h3{font-size:clamp(21px,1.5vw,34px);margin-bottom:12px}
.about-page .about-process-notes p{font-size:clamp(14px,.94vw,23px)}
.about-page .about-quality-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:var(--about-gap);align-items:start}
.about-quality-layout h2{margin-bottom:24px}
.about-quality-checks{display:grid;grid-template-columns:1fr 1fr;gap:32px 40px;margin:0;padding:0;list-style:none}
.about-quality-checks li{border-top:1px solid var(--line);padding-top:20px;min-width:0}
.about-quality-checks svg{width:28px;height:28px;display:block;margin-bottom:16px;fill:none;stroke:#498e7c;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.about-page .about-quality-checks h3{font-size:clamp(21px,1.5vw,34px);margin-bottom:12px}
.about-page .about-quality-checks p{font-size:clamp(14px,.94vw,23px)}
.about-page .about-demo-note{display:flex;gap:12px;align-items:flex-start;padding:16px 20px;margin-bottom:24px;border:1px dashed #8caf9d;border-radius:8px;background:#f5faf7;font-size:clamp(13px,.88vw,20px);line-height:1.6;color:#355e4c}
.about-demo-note svg{width:20px;height:20px;flex:none;margin-top:2px;fill:none;stroke:currentColor;stroke-width:1.6}
.about-page .about-planning-figures{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;margin:0;padding:24px 0 32px;border-bottom:1px solid var(--line)}
.about-planning-figures>div{display:flex;flex-direction:column;min-width:0;gap:14px}
.about-planning-figures dd{order:-1;margin:0;font-size:clamp(44px,4.5vw,112px);line-height:1.05;letter-spacing:-.035em;color:#32695d;font-variant-numeric:tabular-nums}
.about-planning-figures dt{font-size:clamp(15px,1.05vw,25px);line-height:1.6;color:var(--ink)}
.about-planning-figures dt span{display:block;font-size:.78em;color:var(--about-copy)}
.about-page .about-planning-copy{display:grid;grid-template-columns:1fr 1fr;gap:var(--about-gap);margin-top:32px}
.about-page .about-planning-copy p{font-size:clamp(14px,.95vw,23px)}
.about-page .about-client-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;margin-top:40px}
.about-client-list article{padding-top:24px;border-top:1px solid var(--line);min-width:0}
.about-page .about-client-list h3{font-size:clamp(21px,1.5vw,34px);margin-bottom:16px}
.about-page .about-client-list p{font-size:clamp(14px,.94vw,23px)}
.about-page .about-project-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;margin:0;padding:0;list-style:none;counter-reset:project-step}
.about-project-steps li{counter-increment:project-step;border-top:1px solid var(--line);padding-top:24px;min-width:0}
.about-project-steps li::before{content:counter(project-step,decimal-leading-zero);display:block;color:#498e7c;font-size:14px;margin-bottom:24px;font-variant-numeric:tabular-nums}
.about-page .about-project-steps h3{font-size:clamp(21px,1.5vw,34px);margin-bottom:14px}
.about-page .about-project-steps p{font-size:clamp(14px,.94vw,23px)}
.about-page .about-project-close{display:flex;align-items:center;justify-content:space-between;gap:32px;margin-top:40px}
.about-page .about-project-close p{font-size:clamp(14px,.95vw,23px);max-width:55ch}
.about-page .about-project-close .button{flex:none}
.about-page .about-faq{margin-top:40px;display:grid;grid-template-columns:1fr 1fr;gap:0 40px}
.about-faq details{padding:0;border:0;border-top:1px solid var(--line);min-width:0}
.about-faq summary{padding:20px 32px 20px 0;font-size:clamp(16px,1.1vw,25px);line-height:1.5;font-weight:500;cursor:pointer}
.about-page .about-faq details p{padding:0 32px 24px 0;font-size:clamp(14px,.95vw,23px)}
.about-page .about-closing{background:#dceee5}
.about-page .about-lightbox{width:min(1120px,calc(100vw - 32px));max-height:calc(100svh - 32px);margin:auto;padding:24px;border:0;border-radius:16px;background:var(--paper);color:var(--ink);overflow:auto;box-shadow:0 20px 64px #16382b33}
.about-lightbox::backdrop{background:#17382caa}
.about-lightbox-toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:20px}
.about-lightbox-toolbar h2{font-size:clamp(20px,2vw,30px);line-height:1.3;font-weight:500;letter-spacing:-.02em}
.about-lightbox-actions{display:flex;gap:8px;flex:none}
.about-lightbox-actions button{display:grid;place-items:center;width:44px;height:44px;border:1px solid #b6cdbf;border-radius:50%;background:transparent;color:#315f4e;cursor:pointer}
.about-lightbox-actions button:hover{background:#dfede4}
.about-lightbox-actions svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.about-lightbox-media{overflow:hidden;border-radius:12px;background:#e7f1ec}
.about-lightbox-caption{display:flex;justify-content:space-between;gap:24px;margin-top:16px;font-size:14px;line-height:1.5;color:var(--about-copy)}
.about-lightbox-caption #about-photo-position{flex:none;white-space:nowrap}
.about-page :is(.about-photo-button,.about-uv-tabs button,.about-jump-nav a,.about-lightbox button):focus-visible{outline:2px solid #32695d;outline-offset:4px}
@media(hover:none){.about-photo-view{opacity:1}}
@media(min-width:1800px){.about-photo-view{font-size:17px;padding:12px 18px;right:24px;bottom:24px}.about-project-steps li::before{font-size:22px}.about-lightbox{width:min(1500px,calc(100vw - 96px))}}
@media(max-width:1100px){.about-page .about-heading{grid-template-columns:1fr 1fr;gap:40px}.about-page .about-uv-layout{grid-template-columns:1fr;gap:36px}.about-uv-copy{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}.about-uv-copy h2{grid-row:span 2}.about-page .about-uv-cta{justify-self:start;align-self:start;margin-top:24px}.about-page .about-client-list{grid-template-columns:1fr 1fr;gap:32px}.about-page .about-project-steps{grid-template-columns:1fr 1fr;gap:36px}.about-page .about-quality-layout{grid-template-columns:1fr;gap:36px}}
@media(max-width:700px){
 .about-page .about-jump-nav{display:flex;position:sticky;inset:auto;top:var(--top,100px);flex-direction:row;justify-content:flex-start;gap:24px;padding:8px var(--g);border:0;border-bottom:1px solid var(--line);background:var(--paper);font-size:13px;overflow-x:auto}
 .about-jump-nav a{min-height:40px;font-size:13px}
 .about-page .about-section{padding:48px var(--g);scroll-margin-top:66px}
 .about-page .about-section h2{font-size:34px;line-height:1.12;letter-spacing:-.03em;max-width:22ch}
 .about-page .about-section h3{font-size:23px}
 .about-page .about-section p,.about-page .about-section li{font-size:15px;line-height:1.7}
 .about-page .about-heading,.about-page .about-production-layout,.about-page .about-photo-pair,.about-page .about-tooling-pair,.about-page .about-planning-copy{grid-template-columns:1fr;gap:24px}
 .about-page .about-heading{margin-bottom:28px}
 .about-page .about-intro-notes{gap:10px 20px;padding-top:20px;margin-top:24px}
 .about-page .about-intro-notes li{font-size:13px}
 .about-photo-button{border-radius:12px}
 .about-page .about-photo figcaption{display:block;margin-top:10px;font-size:12px}
 .about-photo figcaption>span{display:block;margin-top:4px;text-align:left;max-width:none}
 .about-photo-view{right:10px;bottom:10px;font-size:11px;padding:6px 10px;min-height:32px}
 .about-production-support{gap:28px}
 .about-uv-copy{display:block}
 .about-uv-animation{border-radius:12px}
 .about-page .about-uv-cta{margin-top:24px}
 .about-page .about-diagram-note{font-size:11px}
 .about-uv-tabs{margin-top:24px;gap:0}
 .about-uv-tabs button{font-size:12px;min-height:52px;padding:10px 6px}
 .about-uv-panel{min-height:0;padding-top:22px}
 .about-page .about-uv-panel h3{font-size:22px}
 .about-page .about-uv-panel p{font-size:14px}
 .about-page .about-tooling-pair>.about-photo:last-child{margin-top:0}
 .about-page .about-process-notes{grid-template-columns:1fr;gap:24px;margin-top:28px}
 .about-page .about-process-notes h3,.about-page .about-quality-checks h3{font-size:22px}
 .about-quality-checks{gap:28px 20px}
 .about-page .about-quality-checks p{font-size:14px}
 .about-page .about-demo-note{font-size:13px;gap:10px;padding:14px 16px}
 .about-page .about-planning-figures{gap:16px;padding:12px 0 24px}
 .about-planning-figures dd{font-size:38px}
 .about-planning-figures dt{font-size:13px;line-height:1.5}
 .about-planning-figures dt span{font-size:11px;margin-top:4px}
 .about-page .about-planning-copy p{font-size:14px}
 .about-page .about-client-list{gap:28px 20px;margin-top:28px}
 .about-page .about-client-list h3{font-size:22px}
 .about-page .about-client-list p{font-size:14px}
 .about-page .about-project-steps{gap:28px 20px}
 .about-project-steps li::before{margin-bottom:18px;font-size:13px}
 .about-page .about-project-steps h3{font-size:22px}
 .about-page .about-project-steps p{font-size:14px}
 .about-page .about-project-close{display:block;margin-top:32px}
 .about-project-close .button{margin-top:22px}
 .about-page .about-faq{grid-template-columns:1fr;margin-top:28px}
 .about-faq summary{font-size:16px;padding-top:18px;padding-bottom:18px}
 .about-page .about-faq details p{font-size:14px}
 .about-page .about-lightbox{padding:16px;width:calc(100vw - 24px);max-height:calc(100svh - 24px);border-radius:12px}
 .about-lightbox-toolbar{align-items:flex-start;gap:12px;margin-bottom:16px}
 .about-lightbox-toolbar h2{font-size:20px;max-width:16ch}
 .about-lightbox-actions{gap:4px}
 .about-lightbox-actions button{width:44px;height:44px}
 .about-lightbox-caption{font-size:12px;gap:16px}
}
@media(max-width:430px){.about-page .about-quality-checks,.about-page .about-client-list,.about-page .about-project-steps{grid-template-columns:1fr}.about-page .about-planning-figures{gap:12px}.about-planning-figures dd{font-size:34px}}
@media(prefers-reduced-motion:reduce){.about-photo-view{transition:none}}

/* Independent enhanced photos bring the factory into the first reading pass. */
.about-page .about-intro-grid{display:grid;grid-template-columns:.88fr 1.12fr;gap:var(--about-gap);align-items:start}
.about-intro-grid>*{min-width:0}
.about-page .about-intro-copy h2{margin-bottom:28px}
.about-page .about-intro-copy .text-link{margin-top:24px}
.about-page .about-photo-source-note{font-size:clamp(11px,.76vw,18px);line-height:1.6;margin-top:14px;color:var(--about-copy)}
@media(max-width:900px){.about-page .about-intro-grid{grid-template-columns:1fr;gap:32px}}
@media(max-width:700px){.about-page .about-intro-copy h2{margin-bottom:24px}.about-page .about-photo-source-note{font-size:11px}.about-page .about-intro-grid{gap:28px}}

.about-page .about-closing p{color:var(--about-copy)}
.about-page .about-section .about-photo-source-note,.about-page .about-section .about-diagram-note{font-size:clamp(11px,.76vw,18px);line-height:1.6}

/* Fit the UV illustration, stage tabs and copy below the two sticky navs. */
@media(min-width:1101px){
 .about-page #about-uv{
  --uv-screen:calc(100svh - var(--top,112px) - var(--about-jump-height,61px));
  --uv-padding:clamp(20px,3svh,56px);
  min-height:var(--uv-screen);padding-block:var(--uv-padding);
  scroll-margin-top:var(--about-jump-height,61px)
 }
 .about-uv-visual{
  display:grid;grid-template-rows:minmax(0,1fr) auto auto auto;
  height:calc(var(--uv-screen) - var(--uv-padding) * 2);
  max-height:calc(70svh + 40px);min-width:0
 }
 .about-uv-visual .about-uv-animation{height:100%;min-height:0;aspect-ratio:auto}
 .about-uv-visual :is(.about-uv-print-scene,.about-uv-print-fallback){height:100%;aspect-ratio:auto;object-fit:contain}
 .about-page .about-uv-visual .about-diagram-note{max-width:none;margin-top:12px}
 .about-uv-visual .about-uv-tabs{margin-top:clamp(12px,2svh,24px)}
 .about-uv-visual .about-uv-panel{padding-top:16px;min-height:clamp(132px,15svh,170px)}
}