/* Meridian Auto Studio · a design concept by Foundworks.
   The page is a cross-section of the visitor's paint: scroll is depth, read on the gauge in the rail at the right edge.
   One strip-light reflection (the meridian) runs down the whole page and refracts at every layer boundary. */

@font-face{font-family:"Mona";src:url(/media/meridian-auto/fonts/mona-latin.woff2) format("woff2");font-weight:200 900;font-stretch:75% 125%;font-display:swap}
@font-face{font-family:"Mona";src:url(/media/meridian-auto/fonts/mona-mu.woff2) format("woff2");font-weight:200 900;font-stretch:75% 125%;unicode-range:U+00B0,U+03BC;font-display:swap}
@font-face{font-family:"Mona Fallback";src:local("Helvetica Neue"),local("Arial");size-adjust:103%;ascent-override:93%;descent-override:23%;line-gap-override:0%}

:root{
  color-scheme:dark;
  --f:"Mona","Mona Fallback",system-ui,sans-serif;
  --void:#000;
  --ink:oklch(0.955 0.004 250);
  --ink-2:oklch(0.80 0.006 250);
  --ink-3:oklch(0.64 0.008 250);
  --hair:oklch(0.955 0.004 250 / .14);
  --hair-2:oklch(0.955 0.004 250 / .30);
  --light:#fff;
  --heat:oklch(0.74 0.16 52);
  --paper:oklch(0.965 0.004 240);
  --paper-ink:oklch(0.22 0.012 255);
  --g-coating:oklch(0.86 0.04 230);--g-topcoat:oklch(0.92 0.01 95);--g-film:oklch(0.88 0.04 85);
  --g-adhesive:oklch(0.74 0.012 90);--g-clear:oklch(0.97 0 0);--g-base:oklch(0.45 0.01 260);
  --g-primer:oklch(0.62 0 0);--g-ecoat:oklch(0.36 0 0);--g-steel:oklch(0.70 0.005 250);

  /* Meridian's own curves: light settles late (lens), a band of light sweeps (sweep), controls answer quickly (ui) */
  --e-lens:cubic-bezier(.5,0,.1,1);
  --e-sweep:cubic-bezier(.62,0,.28,1);
  --e-ui:cubic-bezier(.3,.05,.15,1);
  --e-exit:cubic-bezier(.55,0,.85,.35);

  /* spacing is the stack itself: topcoat 10, base coat 18, primer 28, clear coat 46, adhesive 54, paint 112, film body 152, film 216 */
  --l10:10px;--l18:18px;--l28:28px;--l46:46px;--l54:54px;--l112:112px;--l152:152px;--l216:216px;
  --g:clamp(20px,4vw,60px);
  --rail:92px;--cols:12;--gap:18px;
  --mx:calc(var(--g) * .5);

  --fs-display:80px;--fs-chapter:64px;--fs-statement:40px;--fs-lead:22px;--fs-body:18px;--fs-h3:23px;--fs-xl:112px;--fs-ro:16px;--fs-lbl:13px;--fs-sm:16px;
  scrollbar-color:oklch(0.4 0.005 250) transparent;
  accent-color:var(--ink);
}
@media (max-width:1439px){:root{--fs-display:72px;--fs-chapter:56px;--fs-statement:36px;--fs-lead:21px;--fs-body:17px;--fs-h3:21px;--fs-xl:96px;--fs-ro:15px}}
@media (max-width:1100px){:root{--rail:72px;--fs-display:60px;--fs-chapter:48px;--fs-statement:30px;--fs-lead:19px;--fs-h3:20px;--fs-xl:80px}}
@media (max-width:760px){:root{--band:56px;--rail:0px;--cols:6;--gap:10px;--l46:32px;--l54:38px;--l112:72px;--l152:96px;--l216:132px;
  --fs-display:clamp(36px,10.8vw,46px);--fs-chapter:clamp(30px,8.8vw,38px);--fs-statement:clamp(22px,6.2vw,26px);--fs-lead:clamp(17px,4.7vw,19px);--fs-body:clamp(16px,4.3vw,17px);--fs-h3:clamp(18px,4.9vw,20px);--fs-xl:56px;--fs-ro:clamp(14px,3.8vw,15px);--fs-sm:15px;--mx:8px}}


/* paper: the bay with its inspection lights on (SM8). Swapped at once, under the tone's crossfade. */
html[data-theme=paper]{color-scheme:light;--ink:oklch(0.22 0.012 255);--ink-2:oklch(0.34 0.012 255);--ink-3:oklch(0.44 0.012 255);--hair:oklch(0.22 0.012 255 / .16);--hair-2:oklch(0.22 0.012 255 / .34)}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;background:var(--void);hanging-punctuation:first}
body{margin:0;background:var(--void);color:var(--ink);font-family:var(--f);font-size:var(--fs-body);line-height:1.6;letter-spacing:-.004em;font-stretch:100%;font-weight:400;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-optical-sizing:auto;overflow-x:clip;caret-color:var(--ink);
  font-variant-numeric:lining-nums proportional-nums}
::selection{background:#fff;color:#000}
html[data-theme=paper] ::selection{background:var(--paper-ink);color:var(--paper)}
img,video,canvas,svg{display:block;max-width:100%}
img{height:auto}
picture{display:contents}
h1,h2,h3,p,figure,blockquote,dl,dd,ol,ul{margin:0}
ol,ul{padding:0;list-style:none}
a{color:inherit}
button,input,textarea{font:inherit;color:inherit;letter-spacing:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}
.mr-defs{position:absolute;width:0;height:0;overflow:hidden}
[id]{scroll-margin-top:24px}
i{font-style:normal}

/* the lights-on tone (SM8) is the only background change on the page */
.tone{position:fixed;inset:0;z-index:-1;background:var(--void);pointer-events:none}
html.js body{background:transparent}

/* ---------- type ---------- */
.display{font-size:var(--fs-display);font-stretch:118%;font-weight:430;line-height:.98;letter-spacing:-.045em;text-wrap:balance;margin-left:-.055em}
.chapter{font-size:var(--fs-chapter);font-stretch:var(--wd,108%);font-weight:450;line-height:1;letter-spacing:-.034em;text-wrap:balance;margin-left:-.05em}
.statement{font-size:var(--fs-statement);font-stretch:106%;font-weight:400;line-height:1.12;letter-spacing:-.022em;text-wrap:balance}
.lead{font-size:var(--fs-lead);font-weight:380;line-height:1.5;letter-spacing:-.008em;color:var(--ink-2);text-wrap:pretty}
.body{font-size:var(--fs-body);line-height:1.6;color:var(--ink-2);text-wrap:pretty}
.h3{font-size:var(--fs-h3);font-stretch:104%;font-weight:560;line-height:1.25;letter-spacing:-.014em;color:var(--ink)}
.num{font-size:var(--fs-ro);font-stretch:82%;font-weight:520;line-height:1.4;letter-spacing:.01em}
.num i,.lbl i,.j i{color:var(--ink-3);padding:0 .2em}
.lbl{font-size:var(--fs-lbl);font-stretch:84%;font-weight:560;line-height:1.4;letter-spacing:.03em;color:var(--ink-3)}
.readout-xl{display:inline-flex;align-items:baseline;font-size:var(--fs-xl);font-stretch:80%;font-weight:250;line-height:.86;letter-spacing:-.045em;font-variant-numeric:lining-nums proportional-nums}
.readout-xl .u{font-size:.34em;font-stretch:100%;font-weight:420;letter-spacing:0;margin-left:.04em;align-self:flex-start;margin-top:.06em}
p{text-wrap:pretty}

/* links: a glint runs along the underline once */
.ln{position:relative;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.22em;text-decoration-color:var(--ink-3);transition:text-decoration-color .22s var(--e-ui)}
.ln:hover{text-decoration-color:var(--ink)}
@media (hover:hover) and (pointer:fine){
  .ln::after{content:"";position:absolute;left:0;right:0;bottom:-.24em;height:1px;background:linear-gradient(90deg,transparent,#fff,transparent) no-repeat;background-size:40px 1px;background-position:-60px 0;opacity:0;pointer-events:none}
  .ln:hover::after{animation:glint .6s var(--e-sweep) 1}
}
@keyframes glint{0%{opacity:1;background-position:-40px 0}100%{opacity:1;background-position:calc(100% + 40px) 0}}

/* ---------- buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border:1px solid var(--hair-2);border-radius:0;
  font-size:15px;font-stretch:100%;font-weight:560;letter-spacing:-.004em;text-decoration:none;color:var(--ink);white-space:nowrap;background:transparent;
  transition:background-color .22s var(--e-ui),transform .12s var(--e-ui),border-color .22s var(--e-ui);overflow:hidden;isolation:isolate}
.btn-lg{min-height:56px;padding:0 28px;font-size:16px}
/* hover: the strip light passes under the button once */
.btn::after{content:"";position:absolute;left:0;bottom:-1px;width:40%;height:1px;background:linear-gradient(90deg,transparent,#fff,transparent);transform:translateX(-120%);opacity:0;pointer-events:none}
html[data-theme=paper] .btn::after{background:linear-gradient(90deg,transparent,var(--paper-ink),transparent)}
@media (hover:hover) and (pointer:fine){
  .btn:hover{background:oklch(0.955 0.004 250/.06);border-color:var(--ink-3)}
  .btn:hover::after{animation:pass .7s var(--e-sweep) 1}
}
.btn:focus-visible::after{animation:pass .7s var(--e-sweep) 1}
@keyframes pass{0%{opacity:1;transform:translateX(-120%)}100%{opacity:1;transform:translateX(270%)}}
.btn:active{transform:scale(.985)}
.btn[aria-disabled=true],.btn:disabled{opacity:.42;pointer-events:none}
/* keyboard-sized text controls, tucked into caption rows */
.kb{min-height:44px;padding:0 2px;font-size:14px;font-stretch:88%;font-weight:600;letter-spacing:.02em;color:var(--ink);text-decoration:underline;text-decoration-color:var(--ink-3);text-underline-offset:.3em;text-decoration-thickness:1px}
.kb:hover{text-decoration-color:var(--ink)}

/* ---------- grid ---------- */
.grid{display:grid;grid-template-columns:repeat(var(--cols),minmax(0,1fr));column-gap:var(--gap);
  padding-inline:max(var(--g),env(safe-area-inset-left)) calc(max(var(--g),env(safe-area-inset-right)) + var(--rail))}
.grid>*{grid-column:1/-1;min-width:0}

/* ---------- skip, top line ---------- */
.skip{position:fixed;left:16px;top:-80px;z-index:100;background:var(--ink);color:var(--void);padding:12px 16px;font-weight:560;text-decoration:none;transition:top .22s var(--e-ui)}
.skip:focus{top:16px}
.top{position:absolute;inset:0 0 auto 0;z-index:30;height:64px;pointer-events:none}
.top-line{position:absolute;left:0;right:0;top:40px;height:1px;background:var(--hair-2)}
.top>a{pointer-events:auto}
.wm{position:absolute;left:max(var(--g),env(safe-area-inset-left));bottom:24px;display:flex;align-items:baseline;gap:12px;text-decoration:none;line-height:1}
.wm-a{font-size:19px;font-stretch:122%;font-weight:560;letter-spacing:-.03em;line-height:1}
.wm-b{font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-2)}
.wm::after{content:"";position:absolute;left:0;right:0;bottom:-24px;height:44px}
.top-book{display:none}

/* ---------- the rail (desktop): booking, the gauge, the phone number ---------- */
.rail{position:fixed;inset:0 0 0 auto;width:0;z-index:40}
.rail-book,.rail-tel{position:fixed;right:max(18px,env(safe-area-inset-right));display:flex;align-items:center;justify-content:center;width:44px;text-decoration:none;
  writing-mode:vertical-rl;transform:rotate(180deg);font-size:13px;font-stretch:88%;font-weight:600;letter-spacing:.03em;white-space:nowrap;
  opacity:0;visibility:hidden;transition:opacity .4s var(--e-ui),visibility 0s linear .4s}
.rail-book{top:20px;padding:16px 0;border:1px solid var(--hair-2);color:var(--ink)}
.rail-book:hover{border-color:var(--ink-3)}
.rail-tel{bottom:16px;padding:12px 0;color:var(--ink-2);font-variant-numeric:lining-nums proportional-nums}
.rail-tel:hover{color:var(--ink)}
.rail.book-in .rail-book,.rail.book-in .rail-tel{opacity:1;visibility:visible;transition:opacity .4s var(--e-ui),visibility 0s}
.strip-btn,.pop,.band{display:none}

/* ---------- depth gauge (SM2) ---------- */
.gauge{position:fixed;right:max(38px,calc(env(safe-area-inset-right) + 20px));top:50%;translate:0 -50%;height:min(50vh,460px);width:3px;color:var(--ink);
  visibility:hidden;opacity:0;transition:opacity .5s var(--e-ui),visibility 0s linear .5s,transform .7s var(--e-lens)}
.gauge.is-in{visibility:visible;opacity:1;transition:opacity .5s var(--e-ui),visibility 0s,transform .7s var(--e-lens)}
.gauge.fold{transform:scaleY(0);transform-origin:50% 100%;opacity:0}
.g-segs{display:flex;flex-direction:column;gap:1px;height:100%;transform-origin:50% 50%;transition:transform .6s var(--e-lens)}
.g-seg{position:relative;flex:var(--um) 0 0;min-height:4px;background:var(--c);opacity:.9}
.g-seg.g-steel{flex:0 0 22px;background:var(--g-steel);margin-top:5px}
.g-seg.g-steel::before,.g-seg.g-steel::after{content:"";position:absolute;left:-3px;width:9px;height:1px;background:var(--ink-3);transform:rotate(-24deg)}
.g-seg.g-steel::before{top:-5px}.g-seg.g-steel::after{top:-2px}
/* hit areas at least 24 px, whatever the layer's thickness */
.g-seg a{position:absolute;left:-20px;right:-14px;top:50%;height:max(24px,100%);translate:0 -50%;display:block}
.g-seg a:focus-visible{outline-offset:0}
.g-n{position:absolute;right:30px;top:50%;translate:0 -50%;white-space:nowrap;font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-2);opacity:0;transition:opacity .22s var(--e-ui);pointer-events:none;
  text-shadow:0 0 6px rgb(0 0 0/.9),0 0 2px rgb(0 0 0/.9)}
.gauge:hover .g-n,.gauge:focus-within .g-n{opacity:1}
.gauge:hover .g-ro,.gauge:focus-within .g-ro{opacity:0}
.g-mark{position:absolute;right:-6px;top:0;height:1px;width:14px;will-change:transform;pointer-events:none}
.g-tick{position:absolute;inset:0;background:#fff;box-shadow:0 0 6px rgb(255 255 255/.8)}
html[data-theme=paper] .g-tick{background:var(--paper-ink);box-shadow:none}
/* the readout sits on a small dark plate, so a bright photograph never swallows it */
.g-ro{position:absolute;right:22px;top:50%;translate:0 -50%;display:flex;flex-direction:column;align-items:flex-end;gap:1px;padding:4px 6px;white-space:nowrap;text-align:right;
  background:rgb(0 0 0/.55);transform-origin:100% 50%;transition:opacity .22s var(--e-ui),transform .5s var(--e-lens)}
html[data-theme=paper] .g-ro{background:rgb(241 243 245/.75)}
.g-um{font-size:15px;font-stretch:80%;font-weight:560;letter-spacing:.01em;font-variant-numeric:tabular-nums;color:var(--ink)}
.g-live{font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-2)}
/* a crossing is an event: the readout grows and the strata widen for a moment */
.gauge.xing .g-ro{transform:scale(1.5)}
.gauge.xing .g-segs{transform:scaleX(2.4)}
.xf{display:inline-block;transition:opacity .16s var(--e-ui)}
.xf.out{opacity:0}

/* ---------- the meridian: one reflection down the page, refracting at every boundary ---------- */
.ch{position:relative;--dx:0px;--mo:.8;--mw:1px;--mc:rgb(255 255 255);--mg:0 0 0 transparent;--mf:none}
.ch::before{content:"";position:absolute;top:var(--pt,0px);bottom:0;left:calc(var(--mx) + var(--x));width:var(--mw);background:var(--mc);opacity:var(--mo);box-shadow:var(--mg);filter:var(--mf);pointer-events:none;z-index:0}
.ch::after{content:"";position:absolute;top:calc(var(--pt,0px) - 9px);height:18px;left:calc(var(--mx) + var(--x) - max(var(--dx),0px));width:calc(max(var(--dx),var(--dx) * -1) + 1px);pointer-events:none;z-index:0;opacity:.75;
  background:linear-gradient(var(--da,to top right),transparent calc(50% - .7px),var(--mc) 50%,transparent calc(50% + .7px));transition:opacity .9s var(--e-lens),filter .9s var(--e-lens)}
.ch.xing::after{opacity:1;filter:drop-shadow(0 0 4px #fff) drop-shadow(0 0 10px #fff);transition:none}
.ch>*{position:relative;z-index:1}
#coating{--x:0px;--dx:0px;--mc:rgb(222 236 255);--mo:.7;--mg:0 0 6px rgb(200 225 255/.4)}
#coating::after{display:none}
#topcoat{--x:4px;--dx:4px;--mc:#fff;--mo:.85}
#film{--x:10px;--dx:6px;--mc:rgb(244 232 206);--mo:.8;--mg:0 0 8px rgb(244 232 206/.35)}
#edges{--x:6px;--dx:-4px;--da:to top left;--mc:rgb(232 228 214);--mo:.42;--mw:3px;--mf:blur(1.6px)}
#fitting{--x:14px;--dx:8px;--mc:#fff;--mo:1;--mg:0 0 10px rgb(255 255 255/.55)}
html[data-theme=paper] #fitting{--mc:var(--paper-ink);--mg:none}
#color{--x:9px;--dx:-5px;--da:to top left;--mw:2px;--mo:.8;--mc:linear-gradient(#a0aa80,#8b73d8 45%,#4fc3b5 72%,#c99a57)}
#color::after{background:linear-gradient(to top left,transparent calc(50% - .7px),#a0aa80 50%,transparent calc(50% + .7px))}
#bay{--x:16px;--dx:7px;--mc:rgb(120 123 128);--mo:.6;--mw:2px}
#bay .m-end{position:absolute;left:calc(var(--mx) + var(--x) - 9px);bottom:0;width:20px;height:2px;background:var(--g-steel);z-index:0}
#book::before,#book::after{display:none}
@media (max-width:760px){#topcoat{--x:2px;--dx:2px}#film{--x:6px;--dx:4px}#edges{--x:3px;--dx:-3px}#fitting{--x:8px;--dx:5px}#color{--x:5px;--dx:-3px}#bay{--x:9px;--dx:4px}}
/* The chapters that open on their heading start their box --pt above it (the rest of the l152 gap stays margin), so a pause on a
   chapter's top never parks the heading under the phone band or flush against the screen edge. The line and its jog still begin
   where the content does, jumps land where they did, and boot.js adds --pt back so the gauge and the lights keep their timing. */
#topcoat,#film,#edges,#fitting{--pt:var(--l54);padding-top:var(--pt);scroll-margin-top:calc(24px - var(--pt))}
@media (max-width:760px){#topcoat,#film,#edges,#fitting{--pt:calc(var(--band) + 20px);scroll-margin-top:calc(var(--band) + 16px - var(--pt))}}

/* ---------- hero (SM1): the reflection on the flank jogs at a film edge, the jog closes, the light runs to the lip ---------- */
.hero{--hh:max(100svh,640px);position:relative;height:var(--hh);background:var(--void);overflow:clip;container-type:inline-size;isolation:isolate}
.hero-media{--W:min(100cqw,calc(var(--hh)*1.6));position:absolute;width:var(--W);aspect-ratio:16/9;left:calc((100cqw - var(--W))/2);top:calc(var(--hh) - var(--W)*.5325);z-index:-1;
  -webkit-mask-image:linear-gradient(to bottom,#000 0 72%,transparent 96%);mask-image:linear-gradient(to bottom,#000 0 72%,transparent 96%)}
.hero-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-jog,.hero-glint{position:absolute;inset:0;display:none}
.hero-seam{position:absolute;display:none;left:59.9%;top:53.8%;width:1px;height:16%;background:linear-gradient(transparent,rgb(255 255 255/.34) 12%,rgb(255 255 255/.16) 85%,transparent);opacity:0}
html.fx .hero-jog,html.fx .hero-glint,html.fx .hero-seam{display:block}
/* the film edge: the reflection forward of it sits a few pixels low, then the edge closes */
.hero-jog{--jog:.65%;clip-path:polygon(50% 53.4%,59.95% 53.4%,59.95% 56.4%,50% 56.4%);
  -webkit-mask-image:linear-gradient(90deg,transparent 50%,#000 55.5%);mask-image:linear-gradient(90deg,transparent 50%,#000 55.5%);
  transform:translateY(var(--jog));animation:jog 1.2s var(--e-lens) .35s both}
.hero-seam{opacity:1;animation:seam 1.2s var(--e-lens) .35s both}
@keyframes jog{to{transform:translateY(0)}}
@keyframes seam{to{opacity:0}}
/* then the light runs the length of the flank to the front lip */
.hero-glint{filter:brightness(2.2) contrast(1.6) saturate(0);mix-blend-mode:screen;opacity:0;
  -webkit-mask-image:radial-gradient(closest-side,#000 25%,transparent);mask-image:radial-gradient(closest-side,#000 25%,transparent);
  -webkit-mask-size:7% 10%;mask-size:7% 10%;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;
  animation:run 1.15s var(--e-sweep) 1.45s both}
@keyframes run{
  0%{opacity:0;-webkit-mask-position:66.91% 55.14%;mask-position:66.91% 55.14%}
  8%{opacity:1}
  18%{-webkit-mask-position:60.64% 55.35%;mask-position:60.64% 55.35%}
  30%{-webkit-mask-position:54.48% 55.35%;mask-position:54.48% 55.35%}
  40%{-webkit-mask-position:50% 54.73%;mask-position:50% 54.73%}
  50%{-webkit-mask-position:45.52% 55.45%;mask-position:45.52% 55.45%}
  60%{-webkit-mask-position:41.04% 55.56%;mask-position:41.04% 55.56%}
  70%{-webkit-mask-position:36.56% 56.48%;mask-position:36.56% 56.48%}
  76%{-webkit-mask-position:34.32% 57.82%;mask-position:34.32% 57.82%}
  84%{-webkit-mask-position:32.08% 61.32%;mask-position:32.08% 61.32%}
  92%{opacity:1;-webkit-mask-position:28.72% 61.93%;mask-position:28.72% 61.93%}
  100%{opacity:0;-webkit-mask-position:25.36% 61.73%;mask-position:25.36% 61.73%}
}
.hero-in{position:relative;height:100%;grid-template-rows:auto 1fr auto;padding-top:96px;padding-bottom:clamp(24px,4.4vh,44px)}
.hero-h{grid-column:1/10;grid-row:1}
.hero-foot{grid-row:3;display:grid;grid-template-columns:subgrid;grid-column:1/-1;align-items:end;row-gap:14px}
.hero-sub{grid-column:1/5;font-size:17px;color:var(--ink-2);max-width:34ch;line-height:1.5}
.hero-cta{grid-column:5/9;display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.hero-cta .lbl{max-width:26ch}
.hero-cta .lbl a{color:var(--ink-2)}
.hero-from{grid-column:9/13;justify-self:end;text-align:right;color:var(--ink-2)}

/* ---------- chapters ---------- */
.ch-open{padding-top:var(--l112)}
.surface{grid-column:1/11;font-size:var(--fs-statement);font-stretch:125%;font-weight:380;line-height:1.14;letter-spacing:-.03em;text-wrap:balance}
.coat-intro{margin-top:var(--l112)}
#coating .chapter{--wd:125%;font-size:calc(var(--fs-chapter) * 1.1)}
.coat-intro .chapter{grid-column:1/7}
.coat-intro .lead{grid-column:8/12;align-self:end}

/* the two sticky scenes (exactly two) */
.scene{position:relative;height:200vh;margin-top:var(--l54)}
.pin{position:sticky;top:0;height:calc(100vh + 1px);overflow:clip}
.seq-box{position:relative;margin:0;overflow:clip}
.seq-poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.seq-cv{position:absolute;inset:0;width:100%;height:100%;opacity:0}
.seq-box.drawn .seq-cv{opacity:1}
html.fx .seq-box.drawn .seq-poster{visibility:hidden}

/* SM3 beads: the frame is the stage, the copy rides the water */
.beads .pin{display:flex;flex-direction:column;justify-content:center;padding:var(--l28) calc(max(var(--g),env(safe-area-inset-right)) + var(--rail)) var(--l28) max(var(--g),env(safe-area-inset-left))}
.beads-box{width:100%;height:calc(100% - 40px);background:#050506}
@media (min-width:761px){.beads-box{overflow:visible}}
.beads-box .seq-poster{object-position:45% 52%}
.prot{position:absolute;left:0;top:0;width:100%;height:100%;max-width:none;overflow:visible;pointer-events:none;opacity:0;z-index:2}
.prot path{fill:none;stroke:#fff;stroke-opacity:.9;stroke-width:1;vector-effect:non-scaling-stroke}
.bl{position:absolute;left:0;top:0;z-index:3;display:flex;flex-direction:column;gap:10px;width:min(30ch,80%);opacity:0;pointer-events:none;will-change:transform,opacity;
  text-shadow:0 0 14px rgb(0 0 0/.9),0 0 3px rgb(0 0 0/.85)}
.bl::before{content:"";position:absolute;inset:-48px -64px;z-index:-1;background:radial-gradient(closest-side,rgb(0 0 0/.62),rgb(0 0 0/.3) 60%,transparent)}
.bl-t{font-size:var(--fs-sm);line-height:1.5;color:var(--ink)}
.bl-h{font-size:var(--fs-h3);font-stretch:92%;font-weight:560;line-height:1.1;color:#fff}
.bl-c .bl-h{font-size:calc(var(--fs-xl) * .62);font-stretch:80%;font-weight:260;letter-spacing:-.04em;line-height:.9}
.bl .readout-xl{color:#fff}
.cap{position:absolute;left:0;bottom:-30px;display:grid;font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-3);z-index:3}
.cap>span{grid-area:1/1;transition:opacity .16s var(--e-ui)}
.cap .cap-b{opacity:0}
.cap.b .cap-a{opacity:0}.cap.b .cap-b{opacity:1}
.beads-static{display:none}

/* the three coatings: plain spec columns on a hairline */
.coats{margin-top:var(--l112);row-gap:var(--l28)}
.coats-h{grid-column:1/-1}
.xs{grid-column:1/10;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:var(--l46)}
.xs-i{display:flex;flex-direction:column;border-top:1px solid var(--hair-2);padding-top:var(--l18)}
.xs-k{color:var(--ink-3);margin-bottom:10px}
.xs-p{margin-top:8px;font-size:var(--fs-sm);line-height:1.55;color:var(--ink-2);max-width:30ch;flex:1}
.xs-price{margin-top:16px;color:var(--ink)}
.who{display:flex;flex-direction:column;gap:2px;padding-left:var(--l18);border-left:1px solid var(--hair-2);max-width:34ch}
.who-n{font-size:var(--fs-h3);font-stretch:96%;font-weight:560;line-height:1.25;color:var(--ink)}
.who-q{margin-top:8px;font-size:var(--fs-sm);line-height:1.55;color:var(--ink-2)}
.who-k{grid-column:10/13;align-self:start;margin-top:calc(var(--l18) + 1px)}

/* SM4 topcoat: the chapter opens on the paint */
#topcoat{margin-top:calc(var(--l152) - var(--pt))}
#topcoat .chapter{--wd:118%}
.spec{position:relative}
.spec-frame{position:relative;height:min(84vh,780px);min-height:480px;background:#000;overflow:clip;
  -webkit-mask-image:linear-gradient(transparent,#000 40px,#000 calc(100% - 40px),transparent);mask-image:linear-gradient(transparent,#000 40px,#000 calc(100% - 40px),transparent)}
.spec-frame>picture>img,.panel-cv{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.panel-cv{touch-action:pan-y;opacity:0;transition:opacity .6s var(--e-lens)}
.panel-host.gl .panel-cv{opacity:1}
.poster-b img{opacity:0;transition:opacity .4s var(--e-ui)}
.panel-host.show-b .poster-b img{opacity:1}
.panel-host.gl .poster img{visibility:hidden}
.tc-head{margin-bottom:var(--l46)}
.tc-head .chapter{grid-column:1/8}
.panel-host[data-panel=scratch].gl .panel-cv{cursor:crosshair}
.spec-row{margin-top:var(--l18);align-items:baseline;row-gap:4px}
.spec-cap{grid-column:1/8;max-width:70ch}
.spec-ctl{grid-column:9/13;justify-self:end;display:flex;gap:20px}
.tc-arm,.tc-heal{display:none}
html.base .tc-heal,html.still .tc-heal,.nogl~.spec-row .tc-heal{display:inline-flex;align-items:center}
html.base .tc-make,html.still .tc-make,.nogl~.spec-row .tc-make{display:none}
.tc-copy{margin-top:var(--l54)}
.tc-copy .body{grid-column:1/6}
.tc-copy .tc-foot{grid-column:7/11;color:var(--ink-3)}

/* #film: the stretch word */
#film{margin-top:calc(var(--l152) - var(--pt))}
#film .chapter{--wd:100%}
.stretch-h{grid-column:1/11}
.st-l{display:flex;align-items:baseline;gap:.24em;white-space:nowrap}
.stretch{display:inline-block;font-stretch:75%;letter-spacing:-.04em}
.st-rule{position:relative;display:inline-block;flex:1 1 auto;min-width:1.4em;max-width:8em;height:.5em;align-self:center;margin-left:.12em;margin-right:1.6em}
.st-rule::before{content:"";position:absolute;left:0;right:0;top:50%;height:1px;background:var(--hair-2)}
.st-rule i{position:absolute;left:0;top:50%;height:1px;width:calc(var(--k,0) * 100%);background:#fff;box-shadow:0 0 8px rgb(255 255 255/.7)}
.st-rule::after{content:"";position:absolute;inset:0 -1px 0 0;background:linear-gradient(90deg,var(--hair-2) 0 1px,transparent 1px) 0 0/25% 100% repeat-x,linear-gradient(90deg,transparent calc(100% - 1px),var(--hair-2) 0);-webkit-mask:linear-gradient(transparent 25%,#000 25% 75%,transparent 75%);mask:linear-gradient(transparent 25%,#000 25% 75%,transparent 75%)}
.st-x{position:absolute;left:100%;top:50%;translate:.3em -50%;font-size:max(15px,.3em);font-stretch:80%;font-weight:560;letter-spacing:.01em;color:var(--ink);opacity:var(--xo,0)}
.st-c{display:block}
html:not(.fx) .stretch{font-stretch:125%;letter-spacing:.01em}
html:not(.fx) .st-rule{--k:1;--xo:1}
.stretch-body{grid-column:7/12;margin-top:var(--l46)}

.stack{margin-top:var(--l54)}
.stack .pin{background:#000}
.stack-box{position:absolute;inset:0;
  -webkit-mask-image:linear-gradient(transparent,#000 40px,#000 calc(100% - 40px),transparent);mask-image:linear-gradient(transparent,#000 40px,#000 calc(100% - 40px),transparent)}
.stack-box .seq-poster{object-fit:fill}
.leaders{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.leaders path{fill:none;stroke:var(--ink-2);stroke-width:1;vector-effect:non-scaling-stroke}
.stack-labels{position:absolute;inset:0;pointer-events:none}
.stack-labels li{position:absolute;left:0;top:0;display:flex;flex-direction:column;width:max-content;max-width:212px;will-change:transform,opacity;opacity:0}
.stack-labels .dot{display:none}
.sl-sm{display:none}
.leaders .ring{fill:#000;stroke:#fff;stroke-width:1;vector-effect:non-scaling-stroke}
.sl-n{white-space:nowrap;line-height:1.25}
.stack-labels b{font-size:15px;font-stretch:96%;font-weight:560;letter-spacing:-.004em;color:var(--ink)}
.stack-labels .v{font-size:15px;font-stretch:82%;font-weight:520;color:var(--ink);margin-left:4px}
.stack-labels .j{font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-3);line-height:1.3}
.stack-ui{position:absolute;inset:0;pointer-events:none;grid-template-rows:1fr auto;padding-top:var(--l46);padding-bottom:var(--l46)}
.stack-ui>*{pointer-events:auto}
.stack-beats{grid-column:1/4;grid-row:1;align-self:center;display:grid}
.stack .sb{font-size:calc(var(--fs-statement) * .86)}
.sb{grid-area:1/1;max-width:15ch;opacity:0;visibility:hidden}
.stack-beats .sb:first-child{opacity:1;visibility:visible}
.stack-total{grid-column:1/-1;grid-row:2;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
html.fx .stack-total{opacity:0;visibility:hidden}
.st-tot{color:var(--ink-2)}
.st-tot .v{color:var(--ink)}
.unit-key{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 12px;border:1px solid var(--hair-2);font-size:13px;font-stretch:84%;font-weight:600;letter-spacing:.03em;color:var(--ink-3)}
.unit-key i{position:relative;width:26px;height:1px;background:var(--hair-2)}
.unit-key i::after{content:"";position:absolute;left:0;top:-1px;width:10px;height:3px;background:#fff;box-shadow:0 0 6px rgb(255 255 255/.8);transition:transform .45s var(--e-sweep)}
.unit-key[aria-pressed=true] i::after{transform:translateX(16px)}
.unit-key .uk-a{color:var(--ink)}
.unit-key[aria-pressed=true] .uk-a{color:var(--ink-3)}
.unit-key[aria-pressed=true] .uk-b{color:var(--ink)}
.unit-key:hover{border-color:var(--ink-3)}
.v.xf{display:inline}

/* the strata, at true relative thickness: phones and the finished page */
.strata{display:none;margin-top:var(--l54)}
.strata figcaption{margin-bottom:var(--l18)}
.strata-l{display:flex;flex-direction:column;border-top:1px solid var(--hair)}
.strata-l li{position:relative;display:grid;grid-template-columns:24px minmax(0,1fr) auto;column-gap:12px;align-items:start;padding:9px 0;border-bottom:1px solid var(--hair)}
.strata-l li::before{content:"";grid-row:1/3;width:24px;height:calc(var(--um) * 2px);min-height:2px;max-height:304px;background:var(--c)}
.strata-l li.steel::before{background:repeating-linear-gradient(-45deg,var(--g-steel) 0 2px,transparent 2px 5px)}
.strata-l b{font-weight:560;color:var(--ink);font-size:var(--fs-sm)}
.strata-l .v{grid-column:3;grid-row:1;font-size:var(--fs-sm);font-stretch:82%;font-weight:520;color:var(--ink)}
.strata-l .j{grid-column:2/4;font-size:14px;line-height:1.45;color:var(--ink-3)}

/* plotter strip photograph */
.strip{margin-top:var(--l152)}
.strip-in{position:relative;aspect-ratio:21/9;overflow:clip;background:#0b0b0c}
.strip-in img{position:absolute;left:0;top:-6%;width:100%;height:112%;object-fit:cover;object-position:50% 45%;will-change:transform}
.strip figcaption,.bayph figcaption{margin-top:14px}
.cap-l{grid-column:1/8}

/* segmented controls: plain words on a hairline, the active one marked by a band of light */
.seg{position:relative;display:inline-flex;align-items:stretch;border-bottom:1px solid var(--hair-2)}
.seg button{position:relative;min-height:44px;padding:0 12px;font-size:15px;font-stretch:92%;font-weight:560;color:var(--ink-3);white-space:nowrap;transition:color .2s var(--e-ui)}
.seg button:first-of-type{padding-left:0}
.seg button:hover{color:var(--ink-2)}
.seg button[aria-checked=true]{color:var(--ink)}
.seg button[aria-disabled=true]{opacity:.38;cursor:not-allowed}
.seg button:focus-visible{outline-offset:-2px}
.seg-band{position:absolute;left:0;bottom:-1px;height:2px;width:var(--tw,0);transform:translateX(var(--tx,0));pointer-events:none;
  background:linear-gradient(90deg,transparent,#fff 18%,#fff 82%,transparent);box-shadow:0 0 8px rgb(255 255 255/.7);transition:transform .5s var(--e-sweep),width .5s var(--e-sweep)}
html[data-theme=paper] .seg-band{background:var(--paper-ink);box-shadow:none}
.seg.no-anim .seg-band{transition:none}
html:not(.js) .seg-band{display:none}
html:not(.js) .seg button[aria-checked=true]{text-decoration:underline}

/* SM6 cut file */
.cut{margin-top:var(--l152)}
.cut-h{grid-column:1/8}
.cut-body{grid-column:8/13;align-self:end}
.cut-ctl{display:flex;flex-wrap:wrap;gap:var(--l18) var(--l46);margin-top:var(--l54);align-items:flex-start}
.ctl{display:flex;flex-direction:column;gap:4px}
.fin-note{flex-basis:100%;max-width:60ch;min-width:0}
/* the roll's final size is reserved before plotter.js runs (front-end kit: 4.4 m of a 1.524 m roll, drawn at 1/.9), so nothing below it moves */
.roll{position:relative;margin-top:var(--l28);height:var(--rh,auto);aspect-ratio:2.598;min-height:220px;max-height:min(560px,56vh);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);overflow:clip;background:oklch(0.12 0.004 255/.6);transition:height .7s var(--e-lens)}
.roll-svg{position:absolute;inset:0;width:100%;height:100%;overflow:hidden}
.roll-svg .piece path{fill:oklch(0.955 0.004 250/0);stroke:var(--ink);transition:fill .5s var(--e-lens)}
.roll-svg .piece.cut path.o{fill:oklch(0.955 0.004 250/.06)}
.roll-svg.vinyl .piece.cut path.o{fill:oklch(0.62 0.05 130/.22)}
.roll-svg .piece .lift{fill:none;stroke:var(--ink);stroke-opacity:0;transition:stroke-opacity .5s var(--e-lens)}
.roll-svg .piece.cut .lift{stroke-opacity:.08}
.roll-svg .piece:not(.cut) .lift{stroke-opacity:.16;stroke-dasharray:3 4}
@media (hover:hover) and (pointer:fine){.roll-svg .piece.cut:hover path.o{fill:oklch(0.955 0.004 250/.12)}}
.roll-svg .travel{fill:none;stroke:var(--ink);stroke-opacity:.25;transition:stroke-opacity .6s var(--e-ui)}
.roll-svg .travel.gone{stroke-opacity:0}
.roll-svg .gantry{stroke:var(--hair-2);stroke-width:1;vector-effect:non-scaling-stroke}
.roll-svg .knife circle{fill:none;stroke:#fff;stroke-width:1.2}
.roll-svg .knife line{stroke:#fff;stroke-width:1}
.roll-svg .film{fill:oklch(0.955 0.004 250/.025)}
.roll-tip{position:absolute;left:0;top:0;padding:6px 8px;background:var(--void);border:1px solid var(--hair);color:var(--ink);opacity:0;pointer-events:none;transition:opacity .16s var(--e-ui);white-space:nowrap}
.roll-tip.on{opacity:1}
.roll-note{margin-top:10px}
.cut-ro{grid-column:1/-1;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));column-gap:var(--gap);margin-top:var(--l46);border-top:1px solid var(--hair);padding-top:16px}
.cut-ro dt{font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-3)}
.cut-ro dd.num{font-size:24px;font-stretch:82%;font-weight:440;letter-spacing:-.005em;margin-top:4px;color:var(--ink)}
.cut-ro .lbl{margin-top:4px;max-width:28ch}
.cut-desc{grid-column:1/8;margin-top:var(--l28);display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.cut-desc .body{max-width:52ch;min-height:3.2em;color:var(--ink)}
.cut-cta{margin-top:10px}

/* SM7 edges */
#edges{margin-top:calc(var(--l152) - var(--pt))}
#edges .chapter{--wd:96%;font-size:calc(var(--fs-chapter) * 1.12)}
.edge-stage{position:relative;height:92vh;min-height:560px;background:#000;overflow:clip;
  -webkit-mask-image:linear-gradient(transparent,#000 40px,#000 calc(100% - 40px),transparent);mask-image:linear-gradient(transparent,#000 40px,#000 calc(100% - 40px),transparent)}
.edge-stage:focus-visible{outline:none}
/* the focus ring sits above the canvas */
.edge-stage::after{content:"";position:absolute;inset:40px 6px;z-index:5;pointer-events:none;box-shadow:inset 0 0 0 2px var(--ink);opacity:0}
.edge-stage:focus-visible::after{opacity:1}
.edge-stage>picture>img,.edge-stage .panel-cv{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.edge-ov{position:absolute;inset:0 0 auto 0;padding-top:var(--l112);pointer-events:none;z-index:2}
.edge-h{grid-column:1/8;text-shadow:0 0 30px rgb(0 0 0/.6)}
/* the film edge: a small grip riding on the edge itself; drag it down the hood and over the lip */
.film-edge{position:absolute;left:0;top:0;z-index:3;height:44px;display:none;align-items:center;gap:8px;cursor:ns-resize;touch-action:none;transform:translate(var(--gx,70%),var(--fy,60%));opacity:var(--feo,1);transition:opacity .3s var(--e-ui)}
.panel-host.gl .film-edge{display:flex}
.fe-line{width:22px;height:1px;background:#fff;box-shadow:0 0 6px rgb(255 255 255/.8)}
.fe-grip{padding:5px 10px;border:1px solid var(--hair-2);background:rgb(0 0 0/.62);color:var(--ink);white-space:nowrap;font-size:13px}
.fe-grip::after{content:"";display:inline-block;width:6px;height:6px;margin-left:8px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;transform:translateY(-3px) rotate(45deg)}
.film-edge:focus-visible{outline:none}
.film-edge:focus-visible .fe-grip{box-shadow:0 0 0 2px var(--ink)}
.film-edge:hover .fe-grip{border-color:var(--ink-3)}
.nogl .film-edge{display:none}
.light-cur{position:absolute;left:0;top:0;pointer-events:none;opacity:0;transition:opacity .2s var(--e-ui);z-index:4}
.light-cur i{position:absolute;left:-18px;top:-1px;width:36px;height:2px;background:#fff;box-shadow:0 0 6px rgb(255 255 255/.9)}
.light-cur span{position:absolute;left:-14px;top:10px;color:#fff}
@media (hover:hover) and (pointer:fine){.edge-stage.gl.hovering{cursor:none}.edge-stage.gl.hovering .light-cur{opacity:1}.edge-stage.gl.hovering .film-edge{cursor:ns-resize}}
.edge-bar{margin-top:var(--l18);align-items:baseline;row-gap:6px}
.edge-hint{grid-column:1/7}
.hint-p,.hint-n{display:none}
.edge-ro{grid-column:7/10;color:var(--ink)}
.edge-tog{grid-column:10/13;justify-self:end}
.panel-host.gl~.edge-bar .fe-tog{opacity:.9}
.nogl~.edge-bar .hint-d,.nogl~.edge-bar .hint-p{display:none!important}
.nogl~.edge-bar .hint-n{display:inline!important}
.edge-copy{margin-top:var(--l112);row-gap:var(--l54)}
.promise{grid-column:1/6;display:flex;flex-direction:column;gap:14px}
.promise .lead{color:var(--ink)}
.who-m{margin-top:var(--l28)}
.edge-body{grid-column:7/13;display:flex;flex-direction:column;gap:20px}
.name-h{margin-top:24px}

/* SM8 fitting: tubes that are fixtures, a dark housing with a cool core */
#fitting{margin-top:calc(var(--l152) - var(--pt))}
#fitting .chapter{--wd:92%}
.tubes{display:flex;justify-content:space-between;padding-inline:max(var(--g),env(safe-area-inset-left)) calc(max(var(--g),env(safe-area-inset-right)) + var(--rail))}
.tubes i{position:relative;width:15.2%;height:7px;background:oklch(0.2 0.004 255);border:1px solid oklch(0.3 0.004 255)}
.tubes i::before{content:"";position:absolute;left:4px;right:4px;top:2px;height:1px;background:oklch(0.35 0.004 255)}
.tubes.on i::before{background:#f4fbff;box-shadow:0 0 6px 1px rgb(235 246 255/.95),0 0 26px 4px rgb(220 238 255/.55);animation:tube .7s linear both}
.tubes.on i:nth-child(2)::before{animation-delay:.09s}.tubes.on i:nth-child(3)::before{animation-delay:.18s}.tubes.on i:nth-child(4)::before{animation-delay:.27s}.tubes.on i:nth-child(5)::before{animation-delay:.36s}.tubes.on i:nth-child(6)::before{animation-delay:.45s}
@keyframes tube{0%{opacity:0}8%{opacity:1}12%{opacity:.15}20%{opacity:.9}24%{opacity:.25}34%{opacity:1}100%{opacity:1}}
html[data-theme=paper] .tubes i{background:oklch(0.27 0.006 255);border-color:oklch(0.2 0.006 255)}
html[data-theme=paper] .tubes.on i::before{background:#eef8ff;box-shadow:0 0 4px 1px rgb(200 228 255/.95),0 6px 18px 2px rgb(150 190 230/.45)}
.fit-intro{margin-top:var(--l54)}
.fit-intro .chapter{grid-column:1/9}
.fit-intro .body{grid-column:1/6;margin-top:24px}
.fit-intro .body+.body{margin-top:16px}
.table{margin-top:var(--l54);row-gap:0}
.meta{grid-column:1/-1;padding-bottom:16px;border-bottom:1px solid var(--hair);color:var(--ink);display:flex;flex-wrap:wrap;column-gap:.35em}
.meta>span{white-space:nowrap}
.plan-wrap{grid-column:1/10;margin-top:var(--l46)}
.findings{grid-column:10/13;margin-top:var(--l46);display:flex;flex-direction:column;gap:20px;padding-top:40px}
.findings p{font-size:var(--fs-body);color:var(--ink-2);line-height:1.6}
.plan{position:relative;color:var(--ink)}
.plan-d{aspect-ratio:984/540}
.plan-p{aspect-ratio:540/984;display:none}
.plan svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.plan .marks{color:var(--ink)}
.plan .pl{fill:none;stroke:var(--ink-3);stroke-width:1;vector-effect:non-scaling-stroke}
.pr{position:absolute;transform:translate(-50%,-50%);font-size:var(--fs-ro);font-stretch:82%;font-weight:560;letter-spacing:.01em;line-height:1;white-space:nowrap;
  -webkit-text-stroke:4px var(--halo,#000);paint-order:stroke fill}
html[data-theme=paper] .pr,html[data-theme=paper] .pm{--halo:var(--paper)}
.pr.glass{font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-3)}
.pr-l{transform:translate(0,-50%)}.pr-r{transform:translate(-100%,-50%)}
.pm{position:absolute;font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;line-height:1;white-space:nowrap;color:var(--ink-2);-webkit-text-stroke:4px var(--halo,#000);paint-order:stroke fill}
.pm-c{transform:translate(-50%,-50%)}
.plan-key{margin-top:20px}
.price-line{grid-column:1/-1;margin-top:var(--l46);padding-top:16px;border-top:1px solid var(--hair);display:flex;flex-wrap:wrap;column-gap:.35em;row-gap:4px;color:var(--ink-2)}
.price-line>span{white-space:nowrap}
.price-line .fx-p{font-weight:640;color:var(--ink);white-space:normal}
.fit-cta{grid-column:1/-1;margin-top:var(--l28);display:flex;align-items:center;gap:20px;flex-wrap:wrap}

/* #color: the chapter opens on the satin car, its headline in the caption row */
#color{margin-top:var(--l152)}
#color .chapter{--wd:88%;font-size:calc(var(--fs-chapter) * .9)}
.wrap img{width:100%;object-fit:cover}
.w-satin img{height:min(92vh,900px);object-position:50% 58%}
.w-head{margin-top:var(--l28);align-items:end;row-gap:12px}
.w-head .chapter{grid-column:1/8}
.w-head .w-cap{grid-column:9/13;color:var(--ink-2)}
.color-intro{margin-top:var(--l54)}
.color-intro .body{grid-column:1/7}
.w-shift{margin-top:var(--l112)}
.w-shift img{aspect-ratio:21/9;object-position:58% 50%}
.wrap figcaption{margin-top:16px}
.w-shift .w-cap{grid-column:1/9;color:var(--ink-2)}
.films{margin-top:var(--l72,72px)}

/* #bay: the chapter opens on the bay */
#bay{margin-top:var(--l152)}
#bay .chapter{--wd:84%}
.bayph img{width:100%;height:min(88vh,860px);object-fit:cover;object-position:50% 57%}
.bay-head{align-items:end;row-gap:10px}
.bay-h{grid-column:1/9}
.bay-cap{grid-column:9/13;justify-self:end;text-align:right}
.quiet{padding-block:clamp(96px,14vh,180px)}
.bay-story{grid-column:2/8;color:var(--ink-2)}
.bays{row-gap:var(--l28)}
.bays-h{display:flex;align-items:baseline;gap:16px}
.bays-l{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--l46) var(--gap)}
.bay-i{display:flex;flex-direction:column;gap:4px}
.bay-p{width:100%;height:auto;aspect-ratio:984/540;color:var(--ink-2);margin-bottom:12px;overflow:visible}
.bay-p .cov{color:var(--ink-2);opacity:.75}
.bay-i.wrapjob .bay-p .cov{color:oklch(0.5 0.06 150);opacity:.6}
.bay-i.yours .bay-p{color:var(--ink)}
.bay-t{font-size:var(--fs-sm);line-height:1.4;color:var(--ink)}
.bay-t b{font-weight:600;margin-right:6px}
.day{color:var(--ink)}
.bay-i.yours{animation:arrive .9s var(--e-lens) both}
@keyframes arrive{from{opacity:0;transform:translateY(12px)}}
.review .rv-rate{grid-column:3/11}
.rv-q{grid-column:3/11;margin-top:20px;text-wrap:pretty}
.rv-q p{text-indent:-.4em}
.rv-who{grid-column:3/11;margin-top:24px}

/* #book: the fitting record */
.book{padding-top:var(--l152)}
#book .chapter{--wd:80%;font-size:calc(var(--fs-chapter) * 1.05)}
.book-head{row-gap:20px}
.book-head .chapter{grid-column:1/8}
.book-head .lead{grid-column:8/12;align-self:end}
.record{margin-top:var(--l54);row-gap:var(--l46);align-items:start}
.rec-sheet{grid-column:1/8}
.rec-meta{border-bottom:1px solid var(--hair)}
.pend-t{color:var(--ink-3);border-bottom:1px dashed var(--ink-3)}
.pend-t.set{color:var(--ink);border-bottom-color:transparent}
.rec-plan{margin-top:var(--l46);color:var(--ink-2)}
.pr.pend i{display:block;width:30px;height:18px;border:1px dashed var(--ink-3)}
.rec-plan.done .pr.pend i{border-style:solid;border-color:var(--ink-2)}
.rec-key{margin-top:20px;max-width:60ch}
.form{grid-column:9/13;display:grid;grid-template-columns:1fr;gap:20px}
.slots{border:0;margin:0 0 8px;padding:0;min-width:0}
.slots legend{padding:0;margin-bottom:14px}
.slot-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;min-height:160px}
.slot{min-height:48px;padding:0 10px;border:1px solid var(--hair-2);font-size:15px;font-stretch:84%;font-weight:520;letter-spacing:.01em;color:var(--ink-2);text-align:left;
  transition:background-color .22s var(--e-ui),color .22s var(--e-ui),border-color .22s}
.slot:hover{border-color:var(--ink-3);color:var(--ink)}
.slot[aria-pressed=true]{background:var(--ink);color:var(--void);border-color:var(--ink)}
.slot-tz{margin-top:10px}
.f{display:flex;flex-direction:column;gap:4px}
.f label{font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-3)}
.opt{color:var(--ink-3);font-weight:420}
.f input{width:100%;min-height:48px;padding:12px 0;border:0;border-bottom:1px solid var(--hair-2);border-radius:0;background:transparent;font-size:16px;color:var(--ink);transition:border-color .22s var(--e-ui);-webkit-appearance:none;appearance:none}
.f input::placeholder{color:var(--ink-3);opacity:.85}
.f input:hover{border-color:var(--ink-3)}
.f input:focus{outline:none;border-color:var(--ink)}
.f input:focus-visible{outline:none;box-shadow:0 1px 0 0 var(--ink)}
.f.bad input{border-bottom:2px solid var(--ink)}
.err{font-size:14px;line-height:1.45;color:var(--ink);display:none;padding-left:14px;position:relative}
.err::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:1px;background:var(--ink)}
.f.bad .err,.slots.bad .slot-err{display:block}
.slot-err{margin-top:10px}
.f-go{margin-top:8px}
.f-btn .f-s{display:none}
.form.sending .f-btn .f-l{display:none}.form.sending .f-btn .f-s{display:inline}
.form.sending .f-btn{pointer-events:none;opacity:.7}
.f-ok{color:var(--ink);font-size:var(--fs-lead);line-height:1.5;max-width:40ch}
.f-ok:empty{display:none}
.f-ok a{color:var(--ink-2)}
.form.sent .f,.form.sent .f-go,.form.sent .slots{display:none}
.visit{margin-top:var(--l112);padding-top:16px;color:var(--ink-2)}
.visit-t{grid-column:1/-1;border-top:1px solid var(--hair);padding-top:16px;max-width:110ch}

/* footer: a plate at the steel */
.foot{padding:var(--l112) 0 var(--l46)}
.foot-plate{grid-column:1/9;color:var(--ink-2);display:flex;gap:14px;flex-wrap:wrap;align-items:baseline}
.fp-k{display:inline-block;padding:2px 8px;border:1px solid var(--hair-2);color:var(--ink);white-space:nowrap}
.foot-l{grid-column:9/13;justify-self:end;display:flex;flex-direction:column;gap:6px;align-items:flex-end;font-size:15px;color:var(--ink-2)}
.foot-l a{min-height:24px;display:inline-flex;align-items:center}

/* ---------- M ---------- */
@media (max-width:1439px){.hero-cta{grid-column:5/9}}
@media (max-width:1100px){
  .hero-h{grid-column:1/12}
  .hero-sub{grid-column:1/7}
  .hero-cta{grid-column:7/13}
  .hero-from{grid-column:1/-1;justify-self:start;text-align:left}
  .coat-intro .chapter,.coat-intro .lead{grid-column:1/11}
  .coat-intro .lead{margin-top:24px}
  .xs{grid-column:1/-1}
  .who-k{grid-column:1/8}
  .tc-head .chapter{grid-column:1/11}
  .spec-cap{grid-column:1/-1}.spec-ctl{grid-column:1/-1;justify-self:start}
  .tc-copy .body{grid-column:1/8}.tc-copy .tc-foot{grid-column:1/8;margin-top:16px}
  .stretch-body{grid-column:4/12}
  .cut-h,.cut-body{grid-column:1/-1}
  .cut-body{margin-top:20px}
  .plan-wrap{grid-column:1/-1}
  .findings{grid-column:1/-1;flex-direction:row;padding-top:0}
  .findings p{flex:1}
  .w-head .chapter,.w-head .w-cap{grid-column:1/-1}
  .bay-h,.bay-cap{grid-column:1/-1;justify-self:start;text-align:left}
  .bays-l{grid-template-columns:repeat(2,minmax(0,1fr))}
  .book-head .chapter,.book-head .lead{grid-column:1/-1}
  .rec-sheet,.form{grid-column:1/-1}
  .form{grid-template-columns:1fr 1fr}
  .form .slots,.f-wide,.f-go,.f-ok{grid-column:1/-1}
  .slot-grid{grid-template-columns:repeat(3,minmax(0,1fr));min-height:104px}
  .edge-hint{grid-column:1/-1}.edge-ro{grid-column:1/7}.edge-tog{grid-column:7/13}
  .stack-beats{grid-column:1/5}
  .foot-plate,.foot-l{grid-column:1/-1;justify-self:start;align-items:flex-start}
  .foot-l{margin-top:20px}
}

/* ---------- S: phones ---------- */
@media (max-width:760px){
  .top{height:56px}
  .top-line{top:38px}
  .wm{bottom:22px}
  .wm-b{display:none}
  .top-book{display:inline-flex;align-items:flex-end;position:absolute;right:max(var(--g),env(safe-area-inset-right));bottom:18px;min-height:44px;padding-bottom:4px;font-size:14px;font-weight:600;text-decoration:none;color:var(--ink)}
  .top-book.ln::after{display:none}
  .rail-tel,.gauge{display:none}
  .top-book{display:none!important}
  /* once the hero's button has gone, phones get one solid band at the top: Book on the right, the depth readout on the left.
     Content scrolls fully under it; nothing shows through. */
  [id]{scroll-margin-top:calc(var(--band) + 16px)}
  .band{display:block;position:fixed;left:0;right:0;top:0;height:calc(var(--band) + env(safe-area-inset-top));background:#000;border-bottom:1px solid var(--hair);
    visibility:hidden;opacity:0;transition:opacity .3s var(--e-ui),visibility 0s linear .3s}
  .rail.book-in .band{visibility:visible;opacity:1;transition:opacity .3s var(--e-ui),visibility 0s}
  .rail-book{top:calc(env(safe-area-inset-top) + (var(--band) - 40px) / 2);right:max(var(--g),env(safe-area-inset-right));width:auto;height:40px;min-height:40px;padding:0 14px;writing-mode:horizontal-tb;transform:none;font-size:14px}
  .rail-book::after{content:"";position:absolute;inset:-4px -8px}
  /* the gauge on a phone: a strip of strata at true relative thickness on the right edge */
  .strip-btn{display:block;position:fixed;right:max(0px,env(safe-area-inset-right));top:24vh;height:52vh;width:28px;z-index:41;visibility:hidden;opacity:0;transition:opacity .5s var(--e-ui),visibility 0s linear .5s}
  .strip-btn::before{content:"";position:absolute;right:6px;top:0;bottom:0;width:3px;opacity:.9;
    background:linear-gradient(var(--g-coating) 0 .3%,var(--g-topcoat) .3% 3.3%,var(--g-film) 3.3% 49.5%,var(--g-adhesive) 49.5% 66%,var(--g-clear) 66% 79.9%,var(--g-base) 79.9% 85.4%,var(--g-primer) 85.4% 93.6%,var(--g-ecoat) 93.6% 100%)}
  .strip-btn::after{content:"";position:absolute;right:2px;top:0;width:11px;height:2px;background:#fff;box-shadow:0 0 6px rgb(255 255 255/.85);transform:translateY(var(--sy,0px))}
  html[data-theme=paper] .strip-btn::after{background:var(--paper-ink);box-shadow:none}
  .strip-btn.is-in{visibility:visible;opacity:1;transition:opacity .5s var(--e-ui),visibility 0s}
  /* the readout has one reserved place: the band, left of Book. It never sits on the page. */
  .sb-ro{position:fixed;left:max(var(--g),env(safe-area-inset-left));top:env(safe-area-inset-top);height:var(--band);display:flex;align-items:center;gap:8px;white-space:nowrap;opacity:0;transition:opacity .3s var(--e-ui);pointer-events:none}
  .rail.book-in .strip-btn.is-in .sb-ro{opacity:1}
  .strip-btn.xing .sb-um{color:#fff;text-shadow:0 0 8px rgb(255 255 255/.6)}
  html[data-theme=paper] .strip-btn.xing .sb-um{color:var(--ink);text-shadow:none}
  .sb-um{font-size:15px;font-stretch:80%;font-weight:560;font-variant-numeric:tabular-nums;color:var(--ink)}
  .sb-name{font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-2)}
  .pop{position:fixed;right:max(36px,calc(env(safe-area-inset-right) + 36px));top:12vh;z-index:42;width:min(300px,calc(100vw - 60px));padding:16px;background:var(--void);border:1px solid var(--hair-2);color:var(--ink)}
  .pop:not([hidden]){display:block}
  .pop-ro{display:flex;align-items:baseline;gap:10px;margin-bottom:8px}
  .pop-um{font-size:32px;font-stretch:80%;font-weight:300;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
  .pop-name{font-size:13px;font-stretch:84%;font-weight:560;letter-spacing:.03em;color:var(--ink-2)}
  .pop-list li{display:grid;grid-template-columns:18px 1fr;align-items:center;column-gap:10px;border-bottom:1px solid var(--hair)}
  .pop-list li::before{content:"";width:3px;justify-self:center;height:calc(6px + var(--um) * .18px);background:var(--c)}
  .pop-list a{display:flex;align-items:center;min-height:44px;text-decoration:none;font-weight:520;font-size:15px}
  .pop-act{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px}

  .hero{--hh:max(100svh,600px)}
  .hero-media{--W:190cqw;left:calc((100cqw - var(--W))/2 - 2cqw);top:calc(var(--hh) * .25);
    -webkit-mask-image:linear-gradient(to bottom,#000 0 70%,transparent 89%);mask-image:linear-gradient(to bottom,#000 0 70%,transparent 89%)}
  .hero-jog{--jog:1.1%}
  .hero-in{padding-top:76px;padding-bottom:max(18px,env(safe-area-inset-bottom))}
  .hero-h{grid-column:1/-1}
  .hero-foot{grid-template-columns:1fr;row-gap:16px}
  .hero-sub,.hero-cta,.hero-from{grid-column:1/-1}
  .hero-sub{font-size:16px}
  .hero-cta{flex-direction:row;align-items:center;gap:14px}
  .hero-cta .btn{min-height:52px}
  .hero-from{justify-self:start;text-align:left}

  .surface{grid-column:1/-1}
  .coat-intro .chapter,.coat-intro .lead{grid-column:1/-1}
  .scene{height:180lvh}
  .pin{height:100lvh}
  .beads .pin{padding:calc(var(--band) + 8px) 0 0;justify-content:flex-start}
  /* phones: the picture on top, and under it a dark band (--cz) that holds the caption and one beat at a time */
  .beads-box{--cz:clamp(188px,26svh,236px);height:calc(100svh - var(--band) - 20px)}
  .beads-box .seq-cv,.beads-box .seq-poster{bottom:auto;height:calc(100% - var(--cz))}
  .beads-box::after{content:"";position:absolute;left:0;right:0;top:calc(100% - var(--cz) - 56px);height:57px;background:linear-gradient(rgb(5 5 6/0),#050506);pointer-events:none;z-index:1}
  .bl{width:calc(100% - 40px);gap:6px;text-shadow:none}
  .bl::before{display:none}
  .bl-t{font-size:15px;color:var(--ink-2)}
  .cap{left:20px;right:20px;bottom:10px}
  .xs{grid-template-columns:1fr;row-gap:var(--l28)}
  .xs-p{max-width:none}
  .who-k{grid-column:1/-1}

  .spec-frame{height:min(78lvh,640px);min-height:420px}
  .tc-head{margin-bottom:var(--l28)}
  .tc-head .chapter{grid-column:1/-1}
  .tc-arm{display:inline-flex;align-items:center}
  .tc-make{display:none}
  .tc-copy .body,.tc-copy .tc-foot{grid-column:1/-1}

  .stretch-h,.stretch-body{grid-column:1/-1}

  .stretch-body{margin-top:24px}
  .stack-ui{padding-top:0;padding-bottom:calc(100lvh - 100svh + 20px);grid-template-rows:auto 1fr auto}
  .stack-beats{grid-column:1/-1;grid-row:1;align-self:start}
  .sb{max-width:none;font-size:clamp(20px,5.6vw,23px)}
  .stack-total{grid-row:3;gap:10px}
  .st-tot{font-size:13px}
  .stack-labels li{max-width:none}
  .stack-labels b,.stack-labels .v{font-size:13px}
  .stack-labels .v{margin-left:3px}
  .stack-labels .j{display:none}
  .sl-lg{display:none}.sl-sm{display:inline}
  .strata-l li::before{height:calc(var(--um) * 1px)}
  .strata{display:grid}
  .strip-in{aspect-ratio:1/1}
  .cap-l{grid-column:1/-1}
  .cut-ctl{flex-direction:column;align-items:stretch;gap:14px}
  .fin-note{flex:none;width:100%;max-width:none}
  .fin-note .xf{display:inline}
  .cut-ctl .seg{display:flex}
  .cut-ctl .seg button{flex:1 1 auto;padding:0 6px;text-align:center}
  .cut-ctl .seg button:first-of-type{padding-left:0;text-align:left}
  .roll{margin-inline:calc(var(--g) * -1);aspect-ratio:.3256;max-height:78svh}
  .cut-ro{grid-template-columns:1fr 1fr;row-gap:20px}
  .cut-ro .ro-from{grid-column:1/-1}
  .cut-desc{grid-column:1/-1}

  .edge-stage{height:min(122vw,80lvh);min-height:420px}
  .light-cur{display:none}
  .edge-ov{padding-top:var(--l46)}
  .edge-h{grid-column:1/-1}
  .edge-hint,.edge-ro,.edge-tog{grid-column:1/-1;justify-self:start}
  .hint-d{display:none}.hint-p{display:inline}
  .promise,.edge-body{grid-column:1/-1}

  .tubes{padding-inline:var(--g)}
  .fit-intro .chapter,.fit-intro .body{grid-column:1/-1}
  .plan-d{display:none}
  .plan-p{display:block;width:72%;margin:44px 0 0 4%}
  .plan-p .pm-a,.plan-p .pm-b{transform:translate(0,-100%)}
  .plan-p .pm-b{transform:translate(-100%,-100%)}
  .plan-p .pm-s{transform:translate(0,-50%);white-space:normal;width:7ch;line-height:1.25}
  .findings{flex-direction:column}
  .meta{column-gap:.3em}
  .price-line{flex-direction:column}
  .price-line i{display:none}

  .w-satin img{height:auto;aspect-ratio:4/5}
  .w-shift img{aspect-ratio:1/1}
  .w-shift .w-cap,.color-intro .body,.who-l{grid-column:1/-1}

  .bayph img{height:auto;aspect-ratio:4/5}
  .bay-story{grid-column:1/-1}
  .quiet{padding-block:var(--l112)}
  .bays-l{grid-template-columns:1fr 1fr;gap:28px 14px}
  .bay-t{font-size:15px}
  .rv-rate,.rv-q,.rv-who{grid-column:1/-1}

  .pr.pend i{width:18px;height:11px}
  .form{grid-template-columns:1fr}
  .slot-grid{grid-template-columns:1fr 1fr;min-height:160px}
  .f{grid-column:1/-1}
}

/* ---------- base and still: finished states, no sticky scenes ---------- */
html.base .scene,html.still .scene{height:auto}
html.base .pin,html.still .pin{position:relative;height:auto}
html.base .beads .pin,html.still .beads .pin{display:none}
html.base .seq-cv,html.still .seq-cv,html:not(.js) .seq-cv{display:none}
html.base .beads-static,html.still .beads-static,html:not(.js) .beads-static{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap);margin-top:var(--l54)}
html.base .beads-static,html.still .beads-static{padding-inline:max(var(--g),env(safe-area-inset-left)) calc(max(var(--g),env(safe-area-inset-right)) + var(--rail))}
.bs{grid-column:auto}
.bs img{width:100%;aspect-ratio:1364/768;object-fit:cover}
.bs figcaption{margin-top:12px;color:var(--ink-2);font-size:var(--fs-sm);line-height:1.55}
.bs-n{display:block;margin-bottom:4px;font-size:var(--fs-h3);font-weight:560;color:var(--ink)}
html.base .stack,html.still .stack{display:none}
html.base .strata,html.still .strata,html:not(.js) .strata{display:grid}
html.base .stretch,html.still .stretch{font-stretch:125%}
@media (max-width:760px){
  html.base .beads-static,html.still .beads-static,html:not(.js) .beads-static{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* print: the visit line and the cut-file readouts on plain paper */
@media print{
  :root{--ink:#000;--ink-2:#222;--ink-3:#555;--hair:#bbb}
  body{background:#fff;color:#000}
  .top,.rail,.pop,.tone,.hero,.scene,.strip,.edge-stage,.tubes,.wrap,.bayph,.roll,.cut-ctl,.cut-desc .btn,.foot-l,#coating,#topcoat,#edges,#fitting,#color,#bay,.stretch-row,.strata,.cut-h,.cut-body,.roll-note,.record,.book-head{display:none!important}
  .ch::before,.ch::after{display:none!important}
  #film,#book{display:block}
  .cut{margin:0;display:block}
  .cut-ro{display:grid}
}

/* ?still: the bay lights are simply on in #fitting */
html.still #fitting{--ink:oklch(0.22 0.012 255);--ink-2:oklch(0.34 0.012 255);--ink-3:oklch(0.44 0.012 255);--hair:oklch(0.22 0.012 255 / .16);--hair-2:oklch(0.22 0.012 255 / .34);--halo:var(--paper);background:var(--paper);color:var(--ink);color-scheme:light;padding-bottom:var(--l112)}
html.still #fitting .tubes i{background:oklch(0.27 0.006 255)}
html.still #fitting .tubes i::before{background:#eef8ff;box-shadow:0 0 4px 1px rgb(200 228 255/.95),0 6px 18px 2px rgb(150 190 230/.45)}
html.still .gauge,html.still .strip-btn{display:none}
.nogl .spec-hint,.nogl~.edge-bar .edge-hint .hint-d{display:none}