/* EHO Roofing / GRAVITY : an exhibit about materials under load */
@font-face{font-family:"Unbounded";src:url(../fonts/unbounded.woff2) format("woff2");font-weight:200 900;font-display:swap}
@font-face{font-family:"Figtree";src:url(../fonts/figtree.woff2) format("woff2");font-weight:300 900;font-display:swap}
@font-face{font-family:"Figtree";src:url(../fonts/figtree-italic.woff2) format("woff2");font-weight:300 900;font-style:italic;font-display:swap}
@font-face{font-family:"JB";src:url(../fonts/jbmono.woff2) format("woff2");font-weight:100 800;font-display:swap}

:root{
  --paper:#F1EFE9; --paper-2:#E6E3DA; --paper-3:#D9D5CA;
  --ink:#1D2023; --ink-2:#4B5156; --ink-3:#8A8F91; --hair:rgba(29,32,35,.14);
  --leaf:#3A8A2E; --leaf-2:#2C6E22; --leaf-hi:#58B043;
  --signal:#FF4F14; --signal-2:#C93A08;
  --display:"Unbounded",system-ui,sans-serif;
  --body:"Figtree",system-ui,sans-serif;
  --mono:"JB",ui-monospace,Menlo,monospace;
  --gut:clamp(16px,3.2vw,48px);
  --bar:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--bar) + 12px)}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.55 var(--body);overflow-x:hidden;
  background-image:
    linear-gradient(var(--hair) 1px,transparent 1px),linear-gradient(90deg,var(--hair) 1px,transparent 1px);
  background-size:120px 120px;background-position:-1px -1px;background-attachment:fixed}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(29,32,35,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(29,32,35,.045) 1px,transparent 1px);background-size:24px 24px}
main,footer,header{position:relative;z-index:1}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.02em;line-height:1;margin:0}
h2{font-size:clamp(34px,5.2vw,78px);max-width:16ch}
h3{font-size:clamp(20px,2vw,26px);line-height:1.1}
p{margin:0 0 1em}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:10px 14px;z-index:100;border-radius:8px}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--signal);outline-offset:3px}

.tag{display:inline-flex;align-items:center;gap:10px;font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2)}
.tag::before{content:"";width:7px;height:7px;background:var(--leaf);display:inline-block}
.tag--light{color:rgba(241,239,233,.72)}

/* ---------- header ---------- */
.bar{position:fixed;top:0;left:0;right:0;height:var(--bar);display:flex;align-items:center;gap:24px;padding:0 var(--gut);z-index:50;
  background:rgba(241,239,233,.82);backdrop-filter:blur(12px) saturate(1.2);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--hair)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand-mark{width:62px;height:39px;color:var(--ink)}
.brand-word{font:800 15px/1 var(--display);letter-spacing:.02em;display:flex;flex-direction:column;gap:3px}
.brand-word span{font:500 9px/1 var(--mono);letter-spacing:.3em;text-transform:uppercase;color:var(--ink-2)}
.nav{display:flex;gap:4px;margin-left:12px}
.nav a{font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;text-decoration:none;padding:9px 11px;border-radius:999px;color:var(--ink-2);transition:background .2s,color .2s}
.nav a:hover{background:var(--ink);color:var(--paper)}
.bar-right{margin-left:auto;display:flex;align-items:center;gap:16px}
.es{font:500 11px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--leaf-2);border:1px solid currentColor;border-radius:999px;padding:7px 10px}
.gauge{display:flex;align-items:center;gap:8px;font:500 11px/1 var(--mono);color:var(--ink-3);letter-spacing:.06em}
.gauge b{color:var(--ink);font-weight:600;display:inline-block;min-width:2.6em;text-align:right}
.gauge-sock{display:flex;width:36px;height:12px;transform-origin:0 50%;transform:rotate(calc(62deg - var(--w,0) * 62deg));transition:transform .15s linear;border-left:2px solid var(--ink)}
.gauge-sock i{flex:1;background:var(--signal);clip-path:polygon(0 0,100% 12%,100% 88%,0 100%)}
.gauge-sock i:nth-child(2){background:var(--paper);box-shadow:inset 0 0 0 1px var(--signal)}

/* ---------- keycaps: heavy spring buttons ---------- */
.keycap{--p:0;--depth:7px;--face:var(--signal);--edge:var(--signal-2);--txt:var(--ink);
  position:relative;display:inline-block;text-decoration:none;border:0;padding:0;background:none;cursor:pointer;font:inherit;color:var(--txt);
  border-radius:16px;-webkit-tap-highlight-color:transparent;user-select:none}
.keycap::before{content:"";position:absolute;inset:0;top:var(--depth);border-radius:inherit;background:var(--edge);
  box-shadow:0 calc(10px - var(--p)*8px) calc(22px - var(--p)*14px) rgba(29,32,35,calc(.28 - var(--p)*.12))}
.keycap-top{position:relative;display:flex;align-items:center;gap:12px;background:var(--face);border-radius:inherit;padding:14px 22px;
  font:800 16px/1 var(--display);letter-spacing:-.01em;white-space:nowrap;
  transform:translateY(calc(var(--p) * var(--depth)));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.45),inset 0 -2px 0 rgba(0,0,0,.08)}
.keycap-top svg{width:18px;height:18px;flex:none}
.keycap-top small{display:block;font:600 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;margin-bottom:6px;opacity:.75}
.keycap:hover .keycap-top{filter:brightness(1.04)}
.keycap--sm{--depth:4px;border-radius:12px}
.keycap--sm .keycap-top{padding:10px 14px;font-size:13px;gap:8px}
.keycap--sm svg{width:14px;height:14px}
.keycap--xl{--depth:10px;border-radius:22px}
.keycap--xl .keycap-top{padding:20px 30px 20px 24px;font-size:clamp(22px,2.3vw,32px);gap:16px}
.keycap--xl svg{width:28px;height:28px;padding:6px;background:var(--ink);color:var(--signal);border-radius:10px;box-sizing:content-box}
.keycap--mega{--depth:16px;border-radius:30px;margin-bottom:16px}
.keycap--mega .keycap-top{padding:30px 38px 30px 30px;font-size:clamp(26px,3.6vw,48px);gap:22px}
.keycap--mega svg{width:36px;height:36px;padding:10px;background:var(--ink);color:var(--signal);border-radius:14px;box-sizing:content-box}
.keycap--signal .keycap-top{font-size:17px;padding:16px 22px}
.keycap--ink{--face:var(--ink);--edge:#000;--txt:var(--paper)}
.keycap--ink .keycap-top{box-shadow:inset 0 1px 0 rgba(255,255,255,.12)}

.chip{font:500 12px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:10px 14px;border-radius:999px;border:1px solid var(--ink);background:var(--paper);color:var(--ink);cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:background .2s,color .2s}
.chip:hover{background:var(--ink);color:var(--paper)}
.chip--dark{background:transparent;color:var(--paper);border-color:rgba(241,239,233,.5)}
.chip--dark:hover{background:var(--paper);color:var(--ink)}

/* ---------- stages (shared) ---------- */
.stage{position:relative}
.stage-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.physics .stage [data-body]{position:absolute;left:0;top:0;will-change:transform;margin:0;touch-action:none}
.physics .stage [data-grab]{cursor:grab}
.physics.grabbing, .physics.grabbing *{cursor:grabbing !important}

/* ---------- hero ---------- */
.hero{min-height:100svh;padding:calc(var(--bar) + 14px) var(--gut) 22px;display:grid;grid-template-rows:auto 1fr auto;gap:10px;position:relative}
.hero-meta{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.rulers{position:absolute;left:0;right:0;top:var(--bar);height:10px;pointer-events:none;
  background:repeating-linear-gradient(90deg,var(--ink) 0 1px,transparent 1px 12px),repeating-linear-gradient(90deg,var(--ink) 0 1px,transparent 1px 120px);
  background-size:100% 5px,100% 10px;background-repeat:no-repeat;opacity:.35}
.stage--hero{min-height:420px;overflow:visible}
.headline{--fs:clamp(56px,10.4vw,160px);font-size:var(--fs);line-height:.96;letter-spacing:-.02em;text-transform:uppercase;padding-top:2vh}
.hl-line{display:block;white-space:nowrap}
.glyph{display:inline-block}
.g-dot{color:var(--signal)}
.physics .headline{position:absolute;inset:0;padding:0}
.physics .glyph{position:absolute;left:0;top:0;line-height:1;display:flex;align-items:center;justify-content:center;user-select:none;-webkit-user-select:none;will-change:transform}
.physics .glyph.sp{display:none}
.glyph.is-held{color:var(--leaf)}
.shelves{position:absolute;inset:0;pointer-events:none}
.shelf{position:absolute;height:6px;background:var(--ink);border-radius:2px}
.shelf::after{content:attr(data-label);position:absolute;right:0;top:12px;font:500 10px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);white-space:nowrap}
.shelf i{position:absolute;top:6px;width:2px;height:14px;background:var(--ink)}
.prop{display:none}
.physics .prop{display:block}
.prop--hail{width:64px;height:auto}
.prop--nail{width:54px;height:auto}
.grab-hint{position:absolute;right:0;top:4px;display:none;align-items:center;gap:8px;font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);transition:opacity .6s}
.physics .grab-hint{display:flex}
.grab-hint .dot{width:10px;height:10px;border-radius:50%;background:var(--signal);animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(255,79,20,.5)}100%{box-shadow:0 0 0 14px rgba(255,79,20,0)}}
.hero-foot{display:grid;grid-template-columns:minmax(0,1.2fr) auto minmax(0,.6fr);gap:clamp(18px,3vw,48px);align-items:end;border-top:1px solid var(--ink);padding-top:18px;position:relative;z-index:3}
.lede{font:600 clamp(18px,1.5vw,22px)/1.35 var(--body);max-width:36ch;margin-bottom:.6em}
.sub{color:var(--ink-2);max-width:52ch;margin:0;font-size:16px}
.sub strong{color:var(--ink)}
.hero-actions{display:flex;flex-direction:column;gap:18px;align-items:flex-start}
.hero-tools{display:flex;gap:8px;flex-wrap:wrap}
.readout{display:grid;grid-template-columns:repeat(2,auto);gap:8px 20px;margin:0;font:500 11px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;justify-self:end}
.readout div{display:flex;flex-direction:column;gap:5px}
.readout dt{color:var(--ink-3)}
.readout dd{margin:0;color:var(--ink);font-weight:600;min-width:7ch}

/* ---------- section heads ---------- */
section{position:relative}
.sec-head{padding:0 var(--gut);display:flex;flex-direction:column;gap:18px;margin-bottom:clamp(28px,4vw,56px)}
.sec-head p{max-width:46ch;color:var(--ink-2);font-size:18px;margin:0}
.sec-head--split{flex-direction:row;justify-content:space-between;align-items:flex-end;gap:40px}
.sec-head--split>div{display:flex;flex-direction:column;gap:18px}

/* ---------- why / placards ---------- */
.why{padding:clamp(80px,10vw,150px) 0 40px}
.stage--why{height:clamp(600px,64vw,760px);margin:0 var(--gut)}
.placards{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.placard{background:#FBFAF6;border:1.5px solid var(--ink);border-radius:6px;padding:20px 20px 18px;display:flex;flex-direction:column;gap:8px;width:250px;min-height:150px;
  box-shadow:0 18px 30px -18px rgba(29,32,35,.35)}
.physics .placard{width:clamp(210px,19vw,262px)}
.placard::before{content:"";position:absolute;top:10px;left:18px;right:18px;height:0;display:none}
.p-t{font:800 19px/1.08 var(--display);letter-spacing:-.01em}
.p-d{font-size:15px;line-height:1.4;color:var(--ink-2)}
.p-big{font:800 64px/.9 var(--display);letter-spacing:-.04em;color:var(--leaf)}
.placard--green{background:var(--leaf);color:#fff;border-color:var(--leaf-2)}
.placard--green .p-d{color:rgba(255,255,255,.86)}
.placard--ink{background:var(--ink);color:var(--paper)}
.placard--ink .p-d{color:rgba(241,239,233,.72)}
.placard--signal{background:var(--signal);border-color:var(--signal-2)}
.placard--signal .p-d{color:rgba(29,32,35,.8)}
.placard .grommet{position:absolute;top:9px;width:10px;height:10px;border-radius:50%;background:var(--paper);box-shadow:inset 0 0 0 2px var(--ink)}

/* ---------- services / tray ---------- */
.services{padding:clamp(70px,9vw,140px) 0}
.svc-wrap{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:24px;padding:0 var(--gut)}
.stage--tray{height:clamp(560px,48vw,660px);border:1.5px solid var(--ink);border-radius:14px;background:
  linear-gradient(180deg,rgba(255,255,255,.55),rgba(255,255,255,0) 40%),var(--paper-2);overflow:hidden;
  box-shadow:inset 0 -14px 0 var(--paper-3)}
.tiles{list-style:none;margin:0;padding:18px;display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.tile{position:relative;border-radius:10px;padding:18px 18px 16px;background:#FBFAF6;border:1.5px solid var(--ink);display:flex;flex-direction:column;gap:6px;width:280px;min-height:156px;overflow:hidden;
  box-shadow:0 1px 0 rgba(255,255,255,.8) inset,0 14px 24px -16px rgba(29,32,35,.5);user-select:none;-webkit-user-select:none}
.tile b{font:800 20px/1.05 var(--display);letter-spacing:-.015em;position:relative;margin-top:auto}
.tile span:not(.tile-n):not(.tile-sw){font-size:14.5px;line-height:1.35;color:var(--ink-2);position:relative}
.tile-n{font:500 11px/1 var(--mono);letter-spacing:.12em;color:var(--ink-3);position:relative}
.tile-sw{position:absolute;right:-30px;top:-20px;width:170px;height:110px;background-size:cover;background-position:center;transform:rotate(-8deg);border-radius:6px;opacity:.95}
.tile--metal .tile-sw{width:120px;height:160px;right:-18px;top:-40px;transform:rotate(12deg)}
.tile--shingle b,.tile--metal b{max-width:9ch}
.tile--flat{background:var(--ink);color:var(--paper)}
.tile--flat span:not(.tile-n){color:rgba(241,239,233,.7)!important}
.tile--flat::after{content:"";position:absolute;right:16px;top:16px;width:70px;height:30px;border-top:3px solid var(--paper);border-bottom:3px solid var(--paper);opacity:.5}
.tile--repair::after{content:"";position:absolute;right:18px;top:14px;width:26px;height:34px;border-radius:50% 50% 50% 50%/60% 60% 40% 40%;background:#6FA8D8;opacity:.9}
.tile--storm{background:var(--leaf);color:#fff;border-color:var(--leaf-2)}
.tile--storm span:not(.tile-n){color:rgba(255,255,255,.86)!important}
.tile--storm .tile-n{color:rgba(255,255,255,.7)}
.tile--storm::after{content:"";position:absolute;right:14px;top:12px;width:60px;height:40px;background:radial-gradient(circle at 20% 40%,#fff 5px,transparent 6px),radial-gradient(circle at 60% 20%,#fff 7px,transparent 8px),radial-gradient(circle at 80% 70%,#fff 4px,transparent 5px),radial-gradient(circle at 40% 80%,#fff 6px,transparent 7px);opacity:.9}
.tile--claim{background:var(--signal);border-color:var(--signal-2)}
.tile--claim span:not(.tile-n){color:rgba(29,32,35,.8)!important}
.tile--claim::after{content:"";position:absolute;right:16px;top:12px;width:34px;height:42px;background:#FBFAF6;border:1.5px solid var(--ink);border-radius:3px;
  background-image:linear-gradient(var(--ink) 1.5px,transparent 1.5px);background-size:100% 8px;background-position:0 10px;background-clip:content-box;padding:6px 6px 0;box-sizing:border-box}
.tray-btn{position:absolute;right:14px;bottom:24px;z-index:5;display:none}
.physics .tray-btn{display:inline-flex}
.wall-label{background:#FBFAF6;border:1.5px solid var(--ink);border-radius:6px;padding:22px;align-self:start;position:sticky;top:calc(var(--bar) + 20px)}
.wall-label ol{margin:16px 0 0;padding:0;list-style:none;counter-reset:w;display:grid;gap:12px}
.wall-label li{counter-increment:w;display:block;position:relative;padding-left:30px;font-size:15px;line-height:1.4;color:var(--ink-2)}
.wall-label li::before{position:absolute;left:0;top:0;content:counter(w,decimal-leading-zero);font:500 11px/1.9 var(--mono);color:var(--ink-3)}
.wall-label li b{color:var(--ink)}
.wl-foot{margin:18px 0 0;padding-top:14px;border-top:1px solid var(--hair);font:500 11px/1.5 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}

/* ---------- assembly ---------- */
.assembly{padding:clamp(70px,9vw,140px) 0 0}
.asm-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.9fr);gap:clamp(20px,4vw,64px);padding:0 var(--gut)}
.asm-sticky{position:relative}
.stage--asm{position:sticky;top:calc(var(--bar) + 16px);height:calc(100svh - var(--bar) - 32px);max-height:760px;border-radius:14px;overflow:hidden;background:#FBFAF6;border:1.5px solid var(--ink)}
.asm-hud{position:absolute;left:16px;top:14px;display:flex;gap:14px;font:500 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2)}
.asm-hud span:first-child{color:var(--paper);background:var(--ink);padding:5px 8px;border-radius:4px;margin-top:-5px}
.asm-btn{position:absolute;right:14px;top:10px;display:none}
.physics .asm-btn{display:inline-flex}
.steps{list-style:none;margin:0;padding:12vh 0 30vh}
.step{min-height:62vh;display:flex;flex-direction:column;justify-content:center;gap:14px;opacity:.28;transition:opacity .5s}
.step.is-on{opacity:1}
.step-n{font:800 clamp(60px,7vw,110px)/.8 var(--display);color:transparent;-webkit-text-stroke:1.5px var(--ink);letter-spacing:-.04em}
.step.is-on .step-n{color:var(--leaf);-webkit-text-stroke:0}
.step h3{font-size:clamp(26px,2.6vw,38px)}
.step p{max-width:34ch;color:var(--ink-2);font-size:18px;margin:0}
html:not(.physics) .step{opacity:1;min-height:0;padding:28px 0;border-top:1px solid var(--hair)}
html:not(.physics) .steps{padding:0}

/* ---------- impact / hail lab ---------- */
.impact{background:var(--ink);color:var(--paper);padding:clamp(80px,10vw,150px) 0;margin-top:clamp(40px,6vw,80px);
  background-image:linear-gradient(rgba(241,239,233,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(241,239,233,.05) 1px,transparent 1px);background-size:24px 24px}
.impact .tag::before{background:var(--signal)}
.impact .sec-head p{color:rgba(241,239,233,.7)}
.lab{padding:0 var(--gut)}
.lab-controls{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:16px}
.lab-lbl{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:rgba(241,239,233,.6)}
.sizes{display:flex;border:1px solid rgba(241,239,233,.3);border-radius:999px;padding:3px}
.size{font:500 12px/1 var(--mono);letter-spacing:.04em;text-transform:uppercase;background:none;border:0;color:var(--paper);padding:10px 14px;border-radius:999px;cursor:pointer}
.size.is-on{background:var(--paper);color:var(--ink)}
.storm-btn{--p:0;position:relative;border:0;cursor:pointer;background:none;padding:0;border-radius:999px;margin-left:auto}
.storm-btn::before{content:"";position:absolute;inset:0;top:7px;border-radius:inherit;background:var(--signal-2)}
.storm-btn span{position:relative;display:block;background:var(--signal);color:var(--ink);font:800 15px/1 var(--display);padding:16px 24px;border-radius:inherit;transform:translateY(calc(var(--p)*7px))}
.stage--lab{height:clamp(420px,42vw,560px);border-radius:14px;overflow:hidden;background:linear-gradient(180deg,#2A2F33 0%,#23272A 100%);border:1px solid rgba(241,239,233,.18);cursor:crosshair;touch-action:pan-y}
.lab-tag{position:absolute;top:16px;display:flex;flex-direction:column;gap:6px;font:500 11px/1 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:rgba(241,239,233,.7);pointer-events:none}
.lab-tag b{font:800 18px/1 var(--display);letter-spacing:-.01em;text-transform:none;color:var(--paper)}
.lab-tag em{font-style:normal;color:var(--signal);font-weight:700}
.lab-tag--l{left:18px}
.lab-tag--r{right:18px;text-align:right;align-items:flex-end}
.lab-tag--r b{color:var(--leaf-hi)}
.lab-tag--r em{color:var(--leaf-hi)}
.lab-count{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);font:500 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:rgba(241,239,233,.5);pointer-events:none}
.lab-count b{color:var(--paper)}
.lab-note{margin:14px 0 0;font:400 14px/1.5 var(--body);color:rgba(241,239,233,.6);max-width:70ch}
html:not(.physics) .stage--lab{background:#23272A url(../img/damage.webp) center/cover;min-height:280px}
html:not(.physics) .lab-controls{display:none}
.after{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);padding:clamp(70px,8vw,120px) var(--gut) 0;align-items:center}
.after-media{margin:0;position:relative}
.after-media video{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:14px;background:#111}
.after-media figcaption{margin-top:10px;font:500 11px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:rgba(241,239,233,.5)}
.after-copy h3{font-size:clamp(28px,3.2vw,46px);margin:16px 0 22px}
.after-steps{list-style:none;margin:0 0 28px;padding:0;display:grid;gap:14px;counter-reset:a}
.after-steps li{counter-increment:a;display:grid;grid-template-columns:40px 1fr;color:rgba(241,239,233,.78);font-size:17px}
.after-steps li::before{content:counter(a);font:800 14px/1 var(--display);width:28px;height:28px;border-radius:50%;background:var(--signal);color:var(--ink);display:grid;place-items:center;margin-top:-2px}
.after-steps b{color:var(--paper)}

/* ---------- area / gravity well ---------- */
.area{padding:clamp(80px,10vw,150px) var(--gut)}
.area-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(24px,4vw,64px);align-items:center}
.area-copy{display:flex;flex-direction:column;gap:22px}
.area-copy p{color:var(--ink-2);font-size:18px;max-width:40ch;margin:0}
.area-copy p strong{color:var(--ink)}
.area-list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.area-list li{font:500 12px/1 var(--mono);text-transform:uppercase;letter-spacing:.08em;border:1px solid var(--ink);border-radius:999px;padding:9px 12px}
.physics .area-list{display:none}
.stage--well{aspect-ratio:1/1;max-height:720px;border-radius:50%;background:radial-gradient(circle at 50% 50%,#FBFAF6 0%,var(--paper) 62%,var(--paper-2) 100%);border:1.5px solid var(--ink);overflow:hidden;cursor:crosshair}
.town{display:none;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;background:#FBFAF6;border:1.5px solid var(--ink);font:800 15px/1 var(--display);white-space:nowrap;box-shadow:0 10px 20px -12px rgba(29,32,35,.5)}
.town span{font:500 10px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.75)}
.physics .town{display:flex}
.town--core{background:var(--leaf);color:#fff;border-color:var(--leaf-2);padding:16px 20px;font-size:19px;flex-direction:column;gap:6px}
.town--beyond{background:var(--ink);color:var(--paper)}

/* ---------- estimate ---------- */
.estimate{padding:clamp(80px,10vw,150px) var(--gut);border-top:1.5px solid var(--ink);background:linear-gradient(180deg,var(--paper) 0%,#ECE9E1 100%)}
.est-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,80px)}
.est-left{display:flex;flex-direction:column;gap:22px;align-items:flex-start}
.est-left>p{color:var(--ink-2);font-size:18px;max-width:42ch;margin:0}
.heavy{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.heavy-lbl{font:500 11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
.est-mail a{font:600 17px/1.3 var(--body);word-break:break-all}
.est-es{font:500 12px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--leaf-2)}
.form{background:#FBFAF6;border:1.5px solid var(--ink);border-radius:14px;padding:clamp(20px,3vw,34px);display:grid;gap:16px;align-self:start}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form label{display:flex;flex-direction:column;gap:7px;font:500 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2)}
.form input:not([type=checkbox]),.form textarea{font:500 17px/1.4 var(--body);color:var(--ink);background:var(--paper);border:1.5px solid var(--ink);border-radius:8px;padding:12px 14px;width:100%;letter-spacing:0;text-transform:none}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--leaf);box-shadow:0 0 0 3px rgba(58,138,46,.25)}
.form fieldset{border:0;padding:0;margin:0}
.form legend{font:500 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-2);margin-bottom:10px}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.ck{flex-direction:row!important;cursor:pointer}
.ck input{position:absolute;opacity:0;pointer-events:none}
.ck span{font:600 14px/1 var(--body);letter-spacing:0;text-transform:none;color:var(--ink);border:1.5px solid var(--ink);border-radius:999px;padding:10px 14px;transition:background .15s,transform .15s}
.ck input:checked+span{background:var(--leaf);color:#fff;border-color:var(--leaf-2);transform:translateY(2px);box-shadow:inset 0 2px 0 rgba(0,0,0,.15)}
.ck input:focus-visible+span{outline:3px solid var(--signal);outline-offset:2px}
.f-foot{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:6px}
.f-note{margin:0;font-size:14px;color:var(--ink-3)}

/* ---------- footer ---------- */
.foot{background:var(--ink);color:var(--paper);padding:clamp(60px,8vw,110px) var(--gut) calc(40px + env(safe-area-inset-bottom))}
.foot-top{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;flex-wrap:wrap;border-bottom:1px solid rgba(241,239,233,.2);padding-bottom:40px}
.foot-mark{width:clamp(160px,20vw,260px);aspect-ratio:240/150;color:var(--paper)}
.foot-big{font:800 clamp(40px,7vw,110px)/.92 var(--display);letter-spacing:-.03em;margin:0;text-transform:uppercase;text-align:right}
.foot-cols{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;padding:36px 0}
.foot-cols p{margin:12px 0 0;color:rgba(241,239,233,.75);font-size:15px}
.foot-cols a{color:var(--paper)}
.foot .tag{color:rgba(241,239,233,.55)}
.foot-fine{font:500 11px/1.6 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:rgba(241,239,233,.45);margin:0}

/* ---------- mobile dock ---------- */
.dock{display:none}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .nav{display:none}
  .gauge{display:none}
  .hero-foot{grid-template-columns:1fr auto}
  .readout{display:none}
  .svc-wrap{grid-template-columns:1fr}
  .wall-label{position:static}
}
@media (max-width:760px){
  :root{--bar:56px}
  body{font-size:16px}
  .es{display:none}
  .bar .keycap{display:none}
  .brand-mark{width:52px;height:33px}
  .hero{padding-bottom:110px}
  .hero-meta .tag--r{display:none}
  .hero-foot{grid-template-columns:1fr;gap:18px}
  .hero-actions .keycap--xl{display:none}
  .stage--hero{min-height:440px}
  .sec-head--split{flex-direction:column;align-items:flex-start;gap:18px}
  .sec-head p{font-size:16px}
  .stage--why{height:auto;min-height:1180px}
  .stage--tray{height:720px}
  .tiles{grid-template-columns:1fr}
  .asm-grid{grid-template-columns:1fr}
  .asm-sticky{position:sticky;top:calc(var(--bar) + 8px);z-index:2;align-self:start}
  .stage--asm{position:relative;top:auto;height:46svh}
  .steps{padding:4vh 0 20vh}
  .step{min-height:48vh;background:linear-gradient(180deg,transparent,var(--paper) 30%)}
  .lab-controls{gap:10px}
  .storm-btn{margin-left:0}
  .size{padding:9px 10px;font-size:11px}
  .stage--lab{height:380px}
  .lab-tag b{font-size:15px}
  .after{grid-template-columns:1fr}
  .area-grid{grid-template-columns:1fr}
  .est-grid{grid-template-columns:minmax(0,1fr)}
  .keycap--mega{align-self:stretch}
  .keycap--mega .keycap-top{padding:22px 18px;font-size:clamp(20px,6.2vw,26px);gap:14px}
  .keycap--mega svg{width:26px;height:26px;padding:8px}
  .f-row{grid-template-columns:1fr}
  .foot-cols{grid-template-columns:1fr 1fr}
  .foot-big{text-align:left}
  .dock{--p:0;display:block;position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:60;text-decoration:none;color:var(--ink);border-radius:18px;-webkit-tap-highlight-color:transparent}
  .dock::before{content:"";position:absolute;inset:0;top:8px;border-radius:inherit;background:var(--signal-2);box-shadow:0 14px 30px rgba(29,32,35,.35)}
  .dock .keycap-top{background:var(--signal);padding:14px 16px;font:800 17px/1 var(--display);transform:translateY(calc(var(--p)*8px));justify-content:space-between}
  .dock .keycap-top>span{font:600 10px/1.2 var(--mono);letter-spacing:.1em;text-transform:uppercase;flex:1;min-width:0;white-space:normal;overflow:hidden}
  .dock .keycap-top>b{flex:none;white-space:nowrap;font-size:16px}
  .dock .keycap-top{gap:10px}
  .dock svg{width:22px;height:22px;padding:7px;background:var(--ink);color:var(--signal);border-radius:10px;box-sizing:content-box}
  .foot{padding-bottom:calc(120px + env(safe-area-inset-bottom))}
}

/* ---------- reduced motion: static exhibit ---------- */
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}
.rm .placards{display:grid}
.rm .stage--why,.rm .stage--tray,.rm .stage--well{height:auto;min-height:0}
.rm .stage--tray{padding-bottom:10px}
.rm .tile,.rm .placard{width:auto}
.rm .stage--well{display:none}
.rm .stage--asm{display:none}
.rm .asm-grid{grid-template-columns:1fr}

/* hero letters are drawn on canvas in physics mode; the h1 stays for screen readers */
.hero-canvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1}
.physics .headline{opacity:0;pointer-events:none}
.physics .prop{display:none}
.hero-meta,.grab-hint{position:relative;z-index:2}
.physics .stage--hero{position:static}
.physics .grab-hint{position:absolute;right:var(--gut);top:calc(var(--bar) + 44px)}
.plinth{position:relative;margin:0;border-top:1.5px solid var(--ink);aspect-ratio:16/7;max-height:78vh;width:100%;overflow:hidden;background:#E4DFD4}
.plinth video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.plinth figcaption{position:absolute;left:var(--gut);bottom:clamp(18px,3vw,40px);display:flex;flex-direction:column;gap:8px;max-width:30ch;background:rgba(251,250,246,.9);border:1.5px solid var(--ink);border-radius:8px;padding:16px 18px}
.plinth figcaption b{font:800 clamp(18px,1.8vw,24px)/1.1 var(--display);letter-spacing:-.015em}
.plinth figcaption span:last-child{color:var(--ink-2);font-size:15px}
@media (max-width:760px){.plinth{aspect-ratio:4/5}.plinth video{object-position:40% 50%}.plinth figcaption{right:var(--gut)}}

[hidden]{display:none!important}
html,body{overflow-x:clip}