/* ARTHER: site styles v2. Paper-first per Brand Package ratio (Paper 60 / Ink 30 / Blue 10).
   Editorial, hairline-driven, Harvey-calibre restraint. Motion: one easing family. */
:root{
  --ink:#0E1116; --paper:#FAFAF8; --blue:#2438FF; --blue-d:#1B2BD6; --steel:#8A93A6;
  --steel-d:#5A6270; --mist:#E9EBF0; --hair:rgba(14,17,22,.12); --ink-2:#161B24;
  --helv:'Helvetica Neue',Helvetica,Arial,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.21,1);
  --t-fast:.25s; --t-med:.5s; --t-slow:.8s;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:auto}   /* all scrolling is choreographed in JS; native smoothing fights it */
body{background:var(--paper);color:var(--ink);font-family:var(--helv);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
::selection{background:var(--blue);color:#fff}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.skip{position:absolute;left:-9999px;top:0;background:var(--blue);color:#fff;padding:10px 16px;z-index:300}
.skip:focus{left:12px;top:12px}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 6vw}
.display{font-weight:700;letter-spacing:-0.015em;line-height:1.04}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.05em}
.steel{color:var(--steel-d)}
section{padding:130px 0}
section+section{border-top:1px solid var(--hair)}
[id]{scroll-margin-top:146px}
h2.sec{font-size:clamp(30px,4vw,46px);font-weight:700;letter-spacing:-0.015em;line-height:1.1;max-width:20ch}
.kicker{font-family:var(--mono);font-size:11.5px;color:var(--steel-d);letter-spacing:.16em;text-transform:uppercase;margin-bottom:22px;display:flex;align-items:center;gap:12px}
.kicker::before{content:"";width:26px;height:8px;background:var(--blue)}
.lede{max-width:56ch;color:#3A414D;font-size:17.5px;margin-top:22px}

/* ---------- motion ---------- */
[data-reveal]{opacity:0;transform:translateY(16px);transition:opacity var(--t-slow) var(--ease),transform var(--t-slow) var(--ease)}
[data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1;transform:none;transition:none}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* ---------- buttons ---------- */
.actions{display:flex;gap:38px;align-items:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:10px;background:var(--blue);color:#fff;padding:14px 26px;font-size:14.5px;font-weight:700;letter-spacing:-.01em;border:0;cursor:pointer;border-radius:2px;transition:background var(--t-fast) var(--ease),transform var(--t-fast) var(--ease),box-shadow var(--t-fast) var(--ease)}
.btn:hover{background:var(--blue-d);transform:translateY(-1px);box-shadow:0 8px 24px -10px rgba(36,56,255,.55)}
.btn:active{transform:translateY(0);box-shadow:none}
.tlink{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.tlink .ar{color:var(--blue);transition:transform var(--t-fast) var(--ease)}
.tlink:hover .ar{transform:translateX(5px)}
.tlink:hover{color:var(--blue)}

/* ---------- nav ---------- */
header{position:fixed;top:0;left:0;right:0;z-index:100;background:none;border:0}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav .logo svg{display:block}
.nav ul{display:flex;gap:36px;list-style:none;align-items:center}
.nav ul a{font-size:14px;color:var(--steel-d);position:relative;padding:4px 0;transition:color .5s var(--ease-out)}
.nav ul a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--blue);transition:right var(--t-fast) var(--ease)}
.nav ul a:hover{color:var(--ink)}
.nav ul a:hover::after{right:0}
.nav .btn{padding:10px 18px;font-size:13.5px}
.menu-t{display:none;background:none;border:1px solid var(--hair);color:var(--ink);padding:8px 14px;font-size:13px;cursor:pointer}
@media(max-width:860px){
  .nav ul{display:none;position:absolute;top:96px;left:0;right:0;background:var(--paper);flex-direction:column;padding:22px 6vw 26px;gap:20px;border-bottom:1px solid var(--hair);align-items:flex-start}
  .nav ul.open{display:flex}.menu-t{display:block}
}

/* ---------- hero ---------- */
.hero{padding:150px 0 120px;position:relative}
.hero h1{font-size:clamp(40px,6.2vw,82px);max-width:15ch}
.hero p{margin:30px 0 40px;max-width:50ch;color:#3A414D;font-size:19px;line-height:1.55}
.hero .actions{display:flex;gap:38px;align-items:center;flex-wrap:wrap}
.facts{margin-top:84px;padding-top:22px;border-top:1px solid var(--hair);display:flex;gap:14px 44px;flex-wrap:wrap}
.facts div{font-size:13px;color:var(--steel-d)}
.facts b{color:var(--ink);font-weight:700}

/* ---------- 3D stage (the one ink moment: a maquette in a bright gallery) ---------- */
.stage-wrap{position:relative;margin-top:56px;background:var(--ink);height:min(74vh,700px);overflow:hidden;border-radius:3px;box-shadow:0 30px 80px -40px rgba(14,17,22,.45)}
#scene-canvas{width:100%;height:100%;display:block}
.hotspot{position:absolute;transform:translate(-50%,-100%);background:rgba(250,250,248,.97);border:0;color:var(--ink);font-size:12.5px;font-weight:700;letter-spacing:-.01em;padding:8px 13px;cursor:pointer;white-space:nowrap;border-radius:2px;box-shadow:0 4px 18px -6px rgba(0,0,0,.5);transition:background var(--t-fast) var(--ease),color var(--t-fast) var(--ease),transform var(--t-fast) var(--ease)}
.hotspot::after{content:"";position:absolute;left:50%;bottom:-8px;width:1px;height:8px;background:rgba(250,250,248,.5)}
.hotspot:hover,.hotspot.active{background:var(--blue);color:#fff;transform:translate(-50%,-100%) translateY(-2px)}
.hotspot .n{font-family:var(--mono);font-weight:400;font-size:10px;color:var(--steel-d);margin-left:7px;transition:color var(--t-fast) var(--ease)}
.hotspot:hover .n,.hotspot.active .n{color:rgba(255,255,255,.8)}
.scene-hint{position:absolute;left:20px;bottom:18px;font-family:var(--mono);font-size:10.5px;color:var(--steel);letter-spacing:.14em}
.scene-load{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;background:var(--ink);z-index:5;transition:opacity .7s var(--ease)}
.scene-load.done{opacity:0;pointer-events:none}
.load-e{width:60px;height:60px}
.load-track{width:170px;height:2px;background:rgba(233,235,240,.15)}
.load-fill{height:100%;width:0;background:var(--blue);transition:width .3s var(--ease)}
.scene-load .mono{color:var(--steel)}

/* ---------- department panel (paper sheet over the stage) ---------- */
.dpanel{position:fixed;top:128px;right:0;bottom:0;width:min(440px,94%);background:var(--paper);border-left:1px solid var(--hair);box-shadow:-30px 0 70px -40px rgba(14,17,22,.35);padding:40px 36px;transform:translateX(103%);transition:transform .55s var(--ease);overflow-y:auto;z-index:120}
.dpanel.open{transform:none}
.dpanel .close{position:absolute;top:18px;right:18px;background:none;border:1px solid var(--hair);color:var(--ink);width:34px;height:34px;cursor:pointer;font-size:15px;border-radius:2px;transition:border-color var(--t-fast) var(--ease)}
.dpanel .close:hover{border-color:var(--ink)}
.dpanel h3{font-size:25px;letter-spacing:-.015em;margin:8px 0 12px}
.dpanel .blurb{color:#3A414D;font-size:15px;margin-bottom:28px}
.sys-card{display:block;border-top:1px solid var(--hair);padding:20px 2px;transition:padding-left var(--t-fast) var(--ease)}
.sys-card:hover{padding-left:10px}
.sys-card h4{font-size:16.5px;letter-spacing:-.01em;display:flex;justify-content:space-between;align-items:center}
.sys-card h4::after{content:"→";color:var(--blue);font-weight:400;transition:transform var(--t-fast) var(--ease)}
.sys-card:hover h4::after{transform:translateX(4px)}
.sys-card p{font-size:13.5px;color:var(--steel-d);margin-top:6px;max-width:44ch}
.badge{display:inline-block;width:fit-content;align-self:flex-start;font-family:var(--mono);font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--steel-d);border:1px solid var(--hair);padding:3px 8px;margin-bottom:10px;border-radius:2px}
.badge.avail{color:#0E8A57;border-color:rgba(14,138,87,.35)}

/* ---------- 2D fallback ---------- */
#explorer-2d{margin-top:56px}
.cutaway{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:0;border-top:1px solid var(--hair)}
.dept-tile{position:relative;border-bottom:1px solid var(--hair);background:none;border-left:0;border-right:0;border-top:0;padding:30px 26px 30px 0;text-align:left;color:var(--ink);cursor:pointer;font-family:var(--helv);transition:padding-left var(--t-fast) var(--ease)}
.dept-tile:hover{padding-left:12px}
.dept-tile .floor{font-family:var(--mono);font-size:10px;color:var(--steel);letter-spacing:.12em}
.dept-tile h4{font-size:19px;letter-spacing:-.01em;margin:10px 0 8px}
.dept-tile p{font-size:14px;color:var(--steel-d);max-width:38ch}
.dept-tile .count{font-family:var(--mono);font-size:11px;color:var(--blue);margin-top:12px;display:block}

/* ---------- editorial split sections (platform / security) ---------- */
.split{display:grid;grid-template-columns:minmax(min(100%,280px),5fr) 7fr;gap:70px;align-items:start}
.split .left{position:sticky;top:110px}
@media(max-width:900px){.split{grid-template-columns:1fr}.split .left{position:static}}
.rows{border-top:1px solid var(--hair)}
.row{display:grid;grid-template-columns:60px 1fr;gap:26px;padding:30px 0;border-bottom:1px solid var(--hair)}
.row .num{font-family:var(--mono);font-size:12px;color:var(--blue);padding-top:5px}
.row h4{font-size:18px;letter-spacing:-.01em;margin-bottom:8px}
.row p{font-size:15px;color:#3A414D;max-width:56ch}

/* ---------- systems library ---------- */
.tabs{display:flex;gap:26px;flex-wrap:wrap;margin:44px 0 0;border-bottom:1px solid var(--hair)}
.tab{background:none;border:0;color:var(--steel-d);padding:0 2px 14px;font-size:14px;font-family:var(--helv);cursor:pointer;position:relative;transition:color var(--t-fast) var(--ease)}
.tab::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform var(--t-fast) var(--ease)}
.tab:hover{color:var(--ink)}
.tab[aria-pressed="true"]{color:var(--ink);font-weight:700}
.tab[aria-pressed="true"]::after{transform:none}
.tab-label{font-family:var(--mono);font-size:10.5px;color:var(--steel);letter-spacing:.14em;text-transform:uppercase;margin:34px 0 0}
.lib-count{font-family:var(--mono);font-size:11px;color:var(--steel);margin-top:26px;letter-spacing:.06em}
.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,330px),1fr));gap:0 54px;margin-top:8px}
.lib-card{border-top:1px solid var(--hair);padding:26px 0 30px;display:flex;flex-direction:column;transition:padding-left var(--t-fast) var(--ease)}
.lib-card:hover{padding-left:10px}
.lib-card h4{font-size:19px;letter-spacing:-.01em;margin-bottom:10px}
.lib-card h4 .go{color:var(--blue);font-weight:400;font-size:17px;display:inline-block;margin-left:12px;transition:transform var(--t-fast) var(--ease)}
.lib-card:hover .go{transform:translateX(5px)}
.lib-card .prob{font-size:14.5px;color:#3A414D;flex:1;max-width:48ch}
.lib-card .meta{font-family:var(--mono);font-size:10.5px;color:var(--steel);margin-top:18px;letter-spacing:.08em}
.lib-empty{color:var(--steel-d);padding:44px 0;font-size:15px}

/* ---------- system detail ---------- */
#system-view{position:fixed;inset:0;background:var(--paper);z-index:150;overflow-y:auto;display:none;opacity:0;transform:translateY(14px);transition:opacity .45s var(--ease),transform .45s var(--ease)}
#system-view.open{display:block}
#system-view.in{opacity:1;transform:none}
.sv-head{position:sticky;top:0;background:rgba(250,250,248,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--hair);z-index:2}
.sv-head .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.sv-back{background:none;border:0;color:var(--steel-d);font-size:14px;cursor:pointer;font-family:var(--helv);transition:color var(--t-fast) var(--ease)}
.sv-back:hover{color:var(--ink)}
.sv-body{padding-top:90px;padding-bottom:130px}
.sv-body h1{font-size:clamp(32px,4.8vw,58px);letter-spacing:-.015em;max-width:16ch;margin-top:14px}
.sv-lede{margin:24px 0 0;color:#3A414D;font-size:18.5px;max-width:52ch}
.sv-flow{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:70px;border-top:1px solid var(--hair)}
.sv-flow>div{padding:30px 34px 34px 0;border-bottom:1px solid var(--hair)}
.sv-flow>div+div{border-left:1px solid var(--hair);padding-left:34px;padding-right:0}
.sv-flow h4{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--steel-d);margin-bottom:16px}
.sv-flow .withA h4{color:var(--blue)}
.sv-flow p{font-size:15.5px;color:#2A303B;max-width:46ch}
.sv-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:0 50px;margin-top:14px}
.sv-block{padding:28px 0;border-bottom:1px solid var(--hair)}
.sv-block h4{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--steel-d);margin-bottom:14px}
.sv-block p,.sv-block li{font-size:14.5px;color:#2A303B}
.sv-block ul{list-style:none}
.sv-block li{padding:7px 0}
.sv-block li::before{content:"";display:inline-block;width:14px;height:2px;background:var(--blue);margin-right:12px;vertical-align:middle;border-radius:2px}
.sv-rel{margin-top:70px}
.sv-rel a{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--hair);padding:11px 18px;margin:0 10px 10px 0;font-size:13.5px;border-radius:2px;transition:border-color var(--t-fast) var(--ease),color var(--t-fast) var(--ease)}
.sv-rel a:hover{border-color:var(--blue);color:var(--blue)}
.sv-cta{margin-top:80px;border-top:2px solid var(--blue);padding-top:36px;display:flex;justify-content:space-between;align-items:center;gap:34px;flex-wrap:wrap}
@media(max-width:760px){.sv-flow{grid-template-columns:1fr}.sv-flow>div+div{border-left:0;padding-left:0}}

/* ---------- final CTA ---------- */
.final{padding:150px 0;position:relative;overflow:hidden}
.final h2{font-size:clamp(34px,5.4vw,66px);letter-spacing:-.015em;max-width:17ch}
.final p{margin:26px 0 42px;color:#3A414D;max-width:46ch;font-size:17.5px}
.final .actions{display:flex;gap:38px;align-items:center;flex-wrap:wrap}
.final .fbar{position:absolute;right:0;bottom:0;height:12px;width:38%;background:var(--blue)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--hair);padding:64px 0 46px;background:var(--paper)}
.foot{display:flex;justify-content:space-between;gap:34px;flex-wrap:wrap;align-items:flex-start}
.foot .logo svg{height:22px}
.foot .tag{font-size:13px;color:var(--steel-d);margin-top:14px}
.foot ul{list-style:none;display:flex;gap:28px;flex-wrap:wrap}
.foot a{font-size:13.5px;color:var(--steel-d);transition:color var(--t-fast) var(--ease)}
.foot a:hover{color:var(--ink)}
.foot .legal{font-family:var(--mono);font-size:10.5px;color:var(--steel);margin-top:40px;letter-spacing:.06em}

/* ---------- demo dialog ---------- */
dialog#demo{border:1px solid var(--hair);background:var(--paper);color:var(--ink);padding:0;max-width:520px;width:92%;border-radius:3px;box-shadow:0 40px 100px -30px rgba(14,17,22,.45)}
dialog#demo[open]{animation:dpop .4s var(--ease)}
@keyframes dpop{from{opacity:0;transform:translateY(14px) scale(.985)}to{opacity:1;transform:none}}
dialog::backdrop{background:rgba(14,17,22,.45);backdrop-filter:blur(3px)}
.demo-in{padding:40px}
.demo-in h3{font-size:24px;letter-spacing:-.015em;margin-bottom:10px}
.demo-in p{font-size:14.5px;color:#3A414D;margin-bottom:20px;max-width:44ch}
.demo-in label{display:block;font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--steel-d);margin:16px 0 7px}
.demo-in input,.demo-in textarea{width:100%;background:#fff;border:1px solid var(--hair);color:var(--ink);padding:12px;font-family:var(--helv);font-size:16px;border-radius:2px;transition:border-color var(--t-fast) var(--ease)}
.demo-in input:focus,.demo-in textarea:focus{border-color:var(--blue);outline:none}
.demo-in .ctx{font-family:var(--mono);font-size:11px;color:var(--blue);margin-top:12px}
.demo-in .row2{display:flex;gap:18px;margin-top:28px;align-items:center;flex-wrap:wrap}
.demo-note{font-size:12px;color:var(--steel)}
.btn-quiet{background:none;border:1px solid var(--hair);color:var(--ink);padding:13px 22px;font-size:14px;cursor:pointer;border-radius:2px;font-family:var(--helv);transition:border-color var(--t-fast) var(--ease)}
.btn-quiet:hover{border-color:var(--ink)}

/* ---------- immersive hero (v3) ---------- */
.hero3d{padding:0;border-top:0}
.hero-stage{min-height:560px;margin:0;border-radius:0;box-shadow:none}
.hero-scrim{position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,rgba(14,17,22,.25) 0%,rgba(14,17,22,0) 30%),linear-gradient(90deg,rgba(14,17,22,.55) 0%,rgba(14,17,22,0) 55%)}
.hero-ov{position:absolute;left:6vw;bottom:9vh;max-width:640px;pointer-events:none;color:var(--paper)}
.hero-ov h1{font-size:clamp(36px,4.8vw,64px);color:var(--paper)}
.hero-ov .kicker{color:#C7CCD6}
.hero-sub{margin-top:20px;font-size:16.5px;color:#C7CCD6;max-width:46ch;line-height:1.55}
.kicker.inv::before{background:var(--blue)}
#hero-flat{padding:150px 0 120px}
.hero-flat-in h1{font-size:clamp(40px,6.2vw,78px);max-width:15ch}
.hero-flat-in p{margin:28px 0 38px;max-width:50ch;color:#3A414D;font-size:18.5px}
.hero-flat-in .actions{display:flex;gap:38px;align-items:center;flex-wrap:wrap}
#intro{padding:110px 0}
.lede.big{font-size:clamp(20px,2.5vw,28px);line-height:1.45;max-width:38ch;color:var(--ink);font-weight:700;letter-spacing:-.012em}

/* hover card (contextual system prompt) */
.hovercard{position:absolute;z-index:8;width:300px;background:var(--paper);color:var(--ink);border-radius:3px;box-shadow:0 24px 60px -18px rgba(0,0,0,.55);padding:18px 20px;pointer-events:none;opacity:0;transform:translateY(8px) scale(.98);transition:opacity .28s var(--ease),transform .28s var(--ease)}
.hovercard.on{opacity:1;transform:none}
.hc-k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--steel-d);margin-bottom:8px}
.hc-p{font-size:13px;color:#3A414D;line-height:1.5;margin-bottom:12px}
.hc-s{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;letter-spacing:-.01em;padding-top:10px;border-top:1px solid var(--hair)}
.hc-dot{width:8px;height:8px;background:var(--blue);flex:none}
.hc-more{font-family:var(--mono);font-size:10.5px;color:var(--steel-d);font-weight:400}
.hc-cta{font-size:11.5px;color:var(--blue);margin-top:8px;font-weight:700}
.hotspot.hs-hover{background:var(--blue);color:#fff}

/* ================= LUXURY LAYER v3 ================= */


/* branded entrance */
.intro{position:fixed;inset:0;background:var(--ink);z-index:400;display:flex;align-items:center;justify-content:center;transition:transform .8s cubic-bezier(.7,0,.2,1)}
.intro.lift{transform:translateY(-101%)}
.intro.gone{display:none}
.intro-e{width:min(150px,26vw)}
#intro-ring{stroke-dasharray:312;stroke-dashoffset:312}
#intro-bar{transform:scaleX(0);transform-origin:24px 91px;transform-box:view-box}
.intro.play #intro-ring{animation:draw 1s cubic-bezier(.4,0,.2,1) forwards}
.intro.play #intro-bar{animation:slide .55s cubic-bezier(.22,.61,.21,1) .75s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes slide{to{transform:scaleX(1)}}
body.holding{overflow:hidden}

/* nav: even edge spacing, brand at scale, retreats on scroll */
header{transition:transform .45s var(--ease)}
header.away{transform:translateY(-100%)}
.nav{height:96px;padding-left:26px;padding-right:26px;max-width:none}
.nav .logo{display:flex;align-items:center;gap:32px}
.brand-e{height:60px;width:auto;display:block;color:var(--ink);transition:color .5s var(--ease-out)}
.brand-word{height:30px;width:auto;display:block;position:relative;top:1px;color:var(--ink);transition:color .5s var(--ease-out)}
.brand-e .ebar{transition:transform .3s var(--ease);transform-origin:24px 91px;transform-box:view-box}
.logo:hover .brand-e .ebar{transform:scaleX(1.1)}
@media(max-width:480px){.brand-word{display:none}}

/* e-launcher: the logo opens the site */
.elaunch-wrap{position:fixed;right:26px;bottom:26px;z-index:140;opacity:0;transform:translateY(14px);pointer-events:none;transition:opacity .5s var(--ease),transform .5s var(--ease)}
.elaunch-wrap.on{opacity:1;transform:none;pointer-events:auto}
.elaunch{width:60px;height:60px;background:var(--ink);border:0;border-radius:3px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 18px 44px -14px rgba(14,17,22,.55);transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.elaunch svg{width:34px;height:34px}
.elaunch:hover{transform:translateY(-3px);box-shadow:0 26px 54px -14px rgba(36,56,255,.45)}
.elaunch .ebar{transition:transform .3s var(--ease);transform-origin:24px 91px;transform-box:view-box}
.elaunch:hover .ebar,.elaunch[aria-expanded="true"] .ebar{transform:scaleX(1.12)}
.elaunch[aria-expanded="true"]{background:var(--blue)}
.elaunch[aria-expanded="true"] .ebar{fill:#0E1116}
.emenu{position:absolute;right:0;bottom:74px;width:280px;background:var(--ink);color:var(--paper);border-radius:3px;box-shadow:0 40px 90px -24px rgba(14,17,22,.6);padding:26px 26px 18px;transform-origin:bottom right;transform:scale(.92) translateY(10px);opacity:0;transition:transform .4s var(--ease),opacity .4s var(--ease)}
.emenu.on{transform:none;opacity:1}
.emenu-k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--steel);padding-bottom:16px;border-bottom:1px solid rgba(233,235,240,.12);margin-bottom:8px}
.emenu a,.emenu button{display:block;width:100%;text-align:left;background:none;border:0;color:var(--paper);font-family:var(--helv);font-size:16.5px;font-weight:700;letter-spacing:-.01em;padding:11px 0;cursor:pointer;border-bottom:1px solid rgba(233,235,240,.07);opacity:0;transform:translateY(8px);transition:color .2s var(--ease),padding-left .2s var(--ease),opacity .35s var(--ease),transform .35s var(--ease)}
.emenu.on a,.emenu.on button{opacity:1;transform:none}
.emenu a:hover,.emenu button:hover{color:var(--blue);padding-left:8px}
.emenu button:last-child{border-bottom:0;color:var(--blue)}

/* footer watermark */
footer{position:relative;overflow:hidden}
.foot-mark{position:absolute;right:-70px;bottom:-90px;width:440px;opacity:.05;pointer-events:none}
footer .wrap{position:relative}

/* ================================================================
   REFINEMENT LAYER v4: soft geometry, choreography, house easing
   ================================================================ */
:root{
  --ease-out:cubic-bezier(.16,1,.3,1);        /* the house ease */
  --ease-inout:cubic-bezier(.65,0,.35,1);
  --r-s:10px; --r-m:16px; --r-l:24px; --r-pill:999px;
}

/* no hard corners anywhere interactive */
.btn{border-radius:var(--r-pill);padding:15px 30px;transition:background .35s var(--ease-out),box-shadow .35s var(--ease-out)}
.btn-quiet{border-radius:var(--r-pill);padding:14px 26px}
.hotspot{border-radius:var(--r-pill);padding:9px 16px}
.hovercard{border-radius:var(--r-m)}
.dpanel{border-radius:var(--r-l) 0 0 var(--r-l)}
dialog#demo{border-radius:var(--r-l)}
.demo-in input,.demo-in textarea{border-radius:var(--r-s)}
.elaunch{border-radius:var(--r-m)}
.emenu{border-radius:var(--r-l)}
.badge{border-radius:var(--r-pill)}
.sv-rel a{border-radius:var(--r-pill)}
.dept-tile,.lib-card{border-radius:0}

/* switch every transition to the house ease */
[data-reveal]{transform:translateY(22px);transition:opacity 1s var(--ease-out),transform 1s var(--ease-out)}
.nav ul a::after,.tab::after,.tlink .ar,.sys-card,.lib-card,.dept-tile{transition-timing-function:var(--ease-out)}

/* masked word reveal (motion.splitWords) */
[data-words] .w{display:inline-block;overflow:hidden;vertical-align:bottom}
[data-words] .wi{display:inline-block;transform:translateY(112%);transition:transform 1.05s var(--ease-out)}
[data-words].in .wi{transform:none}

/* hero overlay choreography: children rise after the entrance */
.hero-ov>*{opacity:0;transform:translateY(26px);transition:opacity 1.1s var(--ease-out),transform 1.1s var(--ease-out)}
.hero-ov>.in{opacity:1;transform:none}
.hero-ov h1 .wi{transition-duration:1.15s}

/* hotspot pills arrive with a stagger once the dolly settles */
.hotspot{opacity:0;transform:translate(-50%,-100%) translateY(8px);transition:opacity .8s var(--ease-out),transform .45s var(--ease-out),background .3s var(--ease-out),color .3s var(--ease-out)}
.pills-on .hotspot{opacity:1;transform:translate(-50%,-100%)}
.pills-on .hotspot:hover,.pills-on .hotspot.active,.pills-on .hotspot.hs-hover{transform:translate(-50%,-100%) translateY(-2px)}

/* department panel: content stages in */
.dpanel .kicker,.dpanel h3,.dpanel .blurb,.dpanel .sys-card{opacity:0;transform:translateY(14px);transition:opacity .7s var(--ease-out),transform .7s var(--ease-out)}
.dpanel.staged .kicker,.dpanel.staged h3,.dpanel.staged .blurb,.dpanel.staged .sys-card{opacity:1;transform:none}
.dpanel.staged h3{transition-delay:60ms}
.dpanel.staged .blurb{transition-delay:110ms}
.dpanel{transition:transform .7s var(--ease-out)}

/* system view: sections stage in */
.sv-st{opacity:0;transform:translateY(18px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.sv-st.go{opacity:1;transform:none}
#system-view{transition:opacity .5s var(--ease-out),transform .5s var(--ease-out)}

/* nav scroll-spy */
.nav ul a.current{color:var(--ink)}
.nav ul a.current::after{right:0}

/* launcher + dialog on the house ease */
.emenu{transition:transform .55s var(--ease-out),opacity .45s var(--ease-out)}
dialog#demo[open]{animation:dpop .55s var(--ease-out)}
.elaunch{transition:transform .35s var(--ease-out),box-shadow .35s var(--ease-out),background .35s var(--ease-out)}

/* header + progress refinement */
header{transition:transform .6s var(--ease-out)}

/* ================================================================
   MARKER & GLASS LAYER v5: no bubbles, billion-dollar restraint
   ================================================================ */

/* department markers: quiet type · hairline leader · glowing point */
.hotspot{
  left:0;top:0;transform:translate3d(-200px,-200px,0) translate(-50%,-100%);
  background:none;border:0;box-shadow:none;padding:0 10px 0;border-radius:0;
  display:flex;flex-direction:column;align-items:center;gap:0;
  opacity:0;transition:opacity 1s var(--ease-out);cursor:pointer;
  will-change:transform;
}
.pills-on .hotspot{opacity:1;transition-delay:calc(var(--i) * 90ms)}
.pills-on .hotspot:hover,.pills-on .hotspot.active,.pills-on .hotspot.hs-hover{transform:none}
.hotspot .hl{
  font-family:var(--helv);font-size:12.5px;font-weight:700;letter-spacing:.05em;
  color:rgba(250,250,248,.82);text-shadow:0 1px 12px rgba(8,10,14,.9),0 0 2px rgba(8,10,14,.8);
  transition:color .4s var(--ease-out),letter-spacing .4s var(--ease-out),transform .4s var(--ease-out);
}
.hotspot .hln{
  width:1px;height:calc(24px + var(--lead, 0px));margin-top:7px;
  background:linear-gradient(180deg,rgba(250,250,248,.5),rgba(250,250,248,.06));
  transition:height .4s var(--ease-out),background .4s var(--ease-out);
}
.hotspot .hld{
  width:7px;height:7px;border-radius:50%;background:var(--blue);margin-top:1px;
  box-shadow:0 0 10px 1px rgba(36,56,255,.75),0 0 26px 4px rgba(36,56,255,.3);
  transition:transform .4s var(--ease-out),box-shadow .4s var(--ease-out);
}
.hotspot:hover .hl,.hotspot.hs-hover .hl,.hotspot.active .hl{
  color:#fff;letter-spacing:.09em;transform:translateY(-2px);
}
.hotspot:hover .hln,.hotspot.hs-hover .hln,.hotspot.active .hln{
  height:30px;background:linear-gradient(180deg,rgba(36,56,255,.9),rgba(36,56,255,.08));
}
.hotspot:hover .hld,.hotspot.hs-hover .hld,.hotspot.active .hld{
  transform:scale(1.5);
  box-shadow:0 0 14px 2px rgba(36,56,255,.95),0 0 42px 8px rgba(36,56,255,.4);
}
.hotspot::after{display:none}

/* hover card → ink glass */
.hovercard{
  left:0;top:0;transform:translate3d(-400px,-400px,0);
  width:296px;border-radius:18px;padding:20px 22px;
  background:rgba(15,18,25,.72);
  -webkit-backdrop-filter:blur(18px) saturate(1.25);backdrop-filter:blur(18px) saturate(1.25);
  border:1px solid rgba(250,250,248,.1);
  box-shadow:0 30px 70px -20px rgba(0,0,0,.7),inset 0 1px 0 rgba(250,250,248,.06);
  color:var(--paper);opacity:0;pointer-events:none;
  transition:opacity .45s var(--ease-out);
  will-change:transform;
}
.hovercard.on{opacity:1;transform:none}
.hc-k{color:rgba(250,250,248,.55)}
.hc-p{color:rgba(250,250,248,.75)}
.hc-s{color:var(--paper);border-top:1px solid rgba(250,250,248,.1)}
.hc-more{color:rgba(250,250,248,.45)}
.hc-cta{color:#7C8AFF}
.hc-dot{box-shadow:0 0 8px rgba(36,56,255,.8);border-radius:50%}

/* ================================================================
   BRAND THEATRE v7: architectural brand presentation
   ================================================================ */

/* left-edge spine: reading progress as a travelling pulse */
.spine{position:fixed;left:31px;top:0;bottom:0;width:1px;z-index:90;pointer-events:none}
.spine-line{position:absolute;inset:0;background:rgba(14,17,22,.1)}
.spine-node{position:absolute;left:-3.5px;top:0;width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 0 10px 1px rgba(36,56,255,.6),0 0 26px 5px rgba(36,56,255,.22);will-change:transform}
@media(max-width:900px){.spine{display:none}}

/* monumental wordmark that docks into the header */
.masthead{position:fixed;z-index:99;pointer-events:none;will-change:transform;transform-origin:top left}
.masthead svg{display:block;width:100%;height:auto}
.masthead .mh-ink{fill:#FAFAF8}
.masthead .mh-ring{stroke:#FAFAF8}
body.no3d .masthead .mh-ink{fill:#0E1116}
body.no3d .masthead .mh-ring{stroke:#0E1116}
.masthead.docked{display:none}
/* header wordmark stays hidden until the masthead docks */
.brand-word{opacity:0;transition:opacity .4s var(--ease-out)}
body.brand-docked .brand-word{opacity:1}
@media (prefers-reduced-motion:reduce){
  .masthead{display:none}
  .brand-word{opacity:1}
}
@media(max-width:900px){.masthead{display:none}.brand-word{opacity:1}}


/* ================================================================
   FLOATING HEADER v8: the brand floats; contrast follows the scene
   ================================================================ */
header.on-ink .brand-e,header.on-ink .brand-word{color:var(--paper)}
header.on-ink .nav ul a{color:rgba(250,250,248,.72)}
header.on-ink .nav ul a:hover,header.on-ink .nav ul a.current{color:var(--paper)}
header.on-ink .menu-t{color:var(--paper);border-color:rgba(250,250,248,.3)}
@media(max-width:860px){
  .nav ul{background:var(--paper)}
  header.on-ink .nav ul a{color:var(--steel-d)}
}

/* the header e replays the entrance on hover; clicking returns home */
.brand-e .ering{stroke-dasharray:312;stroke-dashoffset:0}
.logo:hover .brand-e .ering{animation:draw .9s cubic-bezier(.4,0,.2,1)}
.logo:hover .brand-e .ebar{animation:barslide .5s cubic-bezier(.22,.61,.21,1) .45s backwards}
@keyframes barslide{from{transform:scaleX(0)}to{transform:scaleX(1)}}

/* full-bleed hero beneath the floating header */
.hero-stage{height:100vh;height:100svh;height:100dvh}
.dpanel{top:0;padding-top:118px}
[id]{scroll-margin-top:112px}


/* ================================================================
   PHONE LAYER v11: the full cinematic, tuned for the hand
   ================================================================ */
/* touch guidance replaces hover guidance */
@media (hover:none){
  .hint-fine{display:none}
}
@media (hover:hover){
  .hint-touch{display:none}
}
@media(max-width:560px){
  /* the panel becomes a full sheet */
  .dpanel{width:100%;border-left:0;border-radius:0;padding:96px 6vw 40px}
  /* pills grow into comfortable tap targets */
  .hotspot{font-size:13px;padding:11px 15px}
  .hotspot .hld{width:9px;height:9px}
  /* hero overlay breathes on a narrow screen */
  .hero-ov{padding-bottom:12vh}
  .hero-ov h1{font-size:clamp(30px,9.4vw,44px)}
  .hero-sub{font-size:15px;max-width:34ch}
  .scene-hint{font-size:11px}
  /* header: the e stays commanding without crowding */
  .nav{height:84px;padding-left:20px;padding-right:20px}
  .brand-e{height:48px}
  .dpanel{padding-top:104px}
  /* section rhythm tightens */
  .sv-body{padding-top:70px;padding-bottom:90px}
  .final .wrap{padding-top:90px;padding-bottom:90px}
}

/* ================================================================
   MOBILE CONTRAST HARDENING v12
   Guarantees legible header text in every scroll and menu state.
   ================================================================ */
/* when the paper menu is open, every header mark and link is ink */
body.menu-open .brand-e,
body.menu-open .brand-word,
body.menu-open .nav ul a,
body.menu-open .menu-t{color:var(--ink)}
body.menu-open .brand-e .ering,
body.menu-open .brand-word [fill]{color:var(--ink)}

@media(max-width:860px){
  /* the collapsed menu is a solid paper sheet with a clear divider */
  .nav ul{
    background:var(--paper);
    box-shadow:0 24px 48px -24px rgba(14,17,22,.28);
    border-bottom:1px solid var(--hair);
  }
  /* menu links always ink on paper, regardless of header contrast state */
  .nav ul a,
  header.on-ink .nav ul a{color:var(--ink)}
  .nav ul a.current{color:var(--blue)}
  /* the toggle button: a visible, tappable target in both states */
  .menu-t{
    color:var(--ink);
    border:1px solid var(--hair);
    border-radius:8px;
    min-width:44px;min-height:40px;
    display:inline-flex;align-items:center;justify-content:center;
  }
  header.on-ink .menu-t{color:var(--paper);border-color:rgba(250,250,248,.35)}
  body.menu-open .menu-t{color:var(--ink);border-color:var(--hair)}
}

/* ================================================================
   SCROLL-LINKED MOTION v13
   Progressive reading reveal + heading depth parallax.
   ================================================================ */
/* reading reveal: words sit dim, then brighten as they scroll through */
.rw{opacity:.22;transition:opacity .12s linear;will-change:opacity}
@media(prefers-reduced-motion:reduce){.rw{opacity:1 !important}}
/* reading reveal inherits each element's own measure */
[data-depth]{will-change:transform}

/* ================================================================
   SPOTLIGHT + GRADIENT HEADLINE v14
   The cursor-tracking spotlight and clipped-gradient heading,
   translated natively from the reference component's design.
   ================================================================ */
/* spotlight: a soft radial light that follows the cursor over the hero */
.spotlight{
  position:absolute;width:520px;height:520px;border-radius:50%;
  pointer-events:none;z-index:2;opacity:0;
  background:radial-gradient(circle at center,rgba(250,250,248,.14) 0%,rgba(36,56,255,.08) 38%,transparent 72%);
  filter:blur(22px);
  mix-blend-mode:screen;
  transition:opacity .5s var(--ease-out);
  will-change:transform,opacity;
}
#stage:hover .spotlight{opacity:1}
@media (hover:none),(prefers-reduced-motion:reduce){.spotlight{display:none}}

/* gradient headline: paper falling into steel, clipped to the letterforms */
.hero-ov h1 .wi{
  background:linear-gradient(180deg,#FAFAF8 22%,#AEB6C4 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
@supports not (background-clip:text){.hero-ov h1 .wi{color:var(--paper);background:none}}

/* ================================================================
   SCROLL TILT PLANE v15
   The catalogue arrives as a screen leaning back, straightening as
   it scrolls into reach. Interaction begins only once it lies flat.
   ================================================================ */
.tiltwrap{perspective:1300px;margin-top:64px}
.tiltcard{
  transform-style:preserve-3d;
  will-change:transform;
  background:var(--paper);
  border:1px solid var(--hair);
  border-radius:22px;
  padding:34px 34px 40px;
  box-shadow:
    0 9px 20px rgba(14,17,22,.10),
    0 37px 37px rgba(14,17,22,.08),
    0 84px 50px rgba(14,17,22,.05),
    0 149px 60px rgba(14,17,22,.02);
}
@media(max-width:560px){.tiltcard{padding:22px 16px 26px;border-radius:16px}}
@media(prefers-reduced-motion:reduce){.tiltcard{transform:none !important}}


/* declutter: JS damps the leader stretch, so the CSS transition steps aside */
.hotspot.decl .hln{transition:background .4s var(--ease-out)}

/* ================================================================
   iOS CORRECTNESS LAYER v16
   Safe areas, tap ergonomics, overscroll, and touch affordances.
   Desktop appearance is untouched: every rule is additive or gated.
   ================================================================ */
/* safe areas: the floating header and pinned elements respect the notch */
header .nav{
  padding-left:calc(26px + env(safe-area-inset-left, 0px));
  padding-right:calc(26px + env(safe-area-inset-right, 0px));
}
.elaunch-wrap{bottom:calc(26px + env(safe-area-inset-bottom, 0px))}
footer .wrap{padding-bottom:calc(40px + env(safe-area-inset-bottom, 0px))}
.dpanel{padding-bottom:calc(40px + env(safe-area-inset-bottom, 0px))}

/* overscroll: no rubber-band reveal behind fixed layers, no tap flash */
html{overscroll-behavior-y:none;background:var(--paper)}
*{-webkit-tap-highlight-color:transparent}

/* tap ergonomics: every interactive element reaches 44 points on touch */
@media (hover:none){
  .menu-t{min-height:44px}
  .hotspot{min-height:44px;padding:12px 16px}
  .tabs .tab{min-height:44px;display:inline-flex;align-items:center}
  .tlink{min-height:44px;display:inline-flex;align-items:center}
  .foot ul a{display:inline-block;padding:10px 0}
  .demo-in .row2 .btn,.demo-in .row2 .btn-quiet{min-height:44px}
}

/* ================================================================
   DEVELOPMENT GATE TREATMENT v17
   One quiet, reusable status marker. Deliberate and forthcoming,
   never apologetic. Zero layout shift: absolutely positioned.
   ================================================================ */
.status-dev{
  position:absolute;top:14px;right:14px;width:8px;height:8px;border-radius:50%;
  background:var(--steel);opacity:.85;
}
/* ambient pulse: transform and opacity only, long interval, paused by JS
   when offscreen or the tab is hidden */
.status-dev::after{
  content:"";position:absolute;inset:-5px;border-radius:50%;
  border:1px solid var(--steel);opacity:0;transform:scale(.6);
}
.anim-on .status-dev::after{animation:devbreathe 7s var(--ease-out) infinite}
@keyframes devbreathe{
  0%,72%,100%{opacity:0;transform:scale(.6)}
  80%{opacity:.55;transform:scale(1)}
  92%{opacity:0;transform:scale(1.5)}
}
@media(prefers-reduced-motion:reduce){.anim-on .status-dev::after{animation:none;opacity:.3;transform:scale(1)}}
@media(hover:none){.hotspot .status-dev::after{animation:none !important}}

/* the holding card inside panel and system view */
.dev-hold{position:relative;margin-top:34px;border:1px solid var(--hair);border-radius:12px;padding:26px 26px 30px;background:rgba(14,17,22,.02)}
.dev-hold-t{font-family:var(--mono);font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--steel-d);margin-bottom:10px}
.dev-hold p{font-size:15px;color:var(--steel-d);max-width:44ch;margin-bottom:20px}

/* map hotspot dev state: quiet steel dot instead of ultramarine, still focusable */
.hotspot.dev .hld{background:var(--steel);box-shadow:0 0 8px rgba(138,147,166,.55)}
.hotspot.dev{position:relative}
.hotspot.dev .hl::after{content:"· in development";font-family:var(--mono);font-size:9px;letter-spacing:.1em;opacity:.75;margin-left:6px;text-transform:uppercase}

/* library card marker */
.lib-card{position:relative}

/* ================================================================
   CONTACT FORM v18
   Inline validation, in-place states, honeypot hidden, iOS-safe.
   ================================================================ */
.demo-in select{width:100%;background:#fff;border:1px solid var(--hair);color:var(--ink);padding:12px;font-family:var(--helv);font-size:16px;border-radius:var(--r-s);appearance:none;min-height:48px}
.demo-in select:focus{border-color:var(--blue);outline:none}
#d-bot{position:absolute;left:-9999px;top:-9999px;height:1px;width:1px;opacity:0}
.ferr{display:none;color:#B4231F;font-size:13px;margin:-14px 0 14px;font-weight:600}
.ferr.on{display:block}
.demo-in input.bad,.demo-in select.bad{border-color:#B4231F}
.fstatus{display:none;margin-top:20px;padding:14px 16px;border-radius:var(--r-s);font-size:14.5px;line-height:1.55}
.fstatus.on{display:block}
.fstatus.ok{background:rgba(36,56,255,.06);border:1px solid rgba(36,56,255,.25);color:var(--ink)}
.fstatus.err{background:rgba(180,35,31,.05);border:1px solid rgba(180,35,31,.3);color:var(--ink)}
.fstatus a{color:var(--blue);font-weight:700}
#demo-send[disabled]{opacity:.55;cursor:wait}

/* ================================================================
   LEAD SURVIVAL v19: the message never leaves the screen unsent
   ================================================================ */
.lead-keep{margin-top:16px;border-top:1px solid var(--hair);padding-top:16px}
.lead-keep-t{font-size:13.5px;color:var(--steel-d);margin-bottom:10px}
.lead-body{font-family:var(--mono);font-size:12.5px;line-height:1.7;background:rgba(14,17,22,.03);border:1px solid var(--hair);border-radius:var(--r-s);padding:14px;white-space:pre-wrap;word-break:break-word;color:var(--ink);margin-bottom:12px;user-select:all;-webkit-user-select:all}
#lead-copy{min-height:44px}

/* ================================================================
   FORM LIFE v20
   Staged field entrance, focus glow, validation shake, and the e
   monogram replaying its opening ritual as the sending indicator.
   ================================================================ */
/* fields arrive in sequence each time the dialog opens */
dialog#demo .demo-in > *{opacity:1;transform:none}
dialog#demo.anim .demo-in > *{opacity:0;transform:translate3d(0,10px,0)}
dialog#demo.anim.go .demo-in > *{opacity:1;transform:none;transition:opacity .5s var(--ease-out),transform .5s var(--ease-out)}
dialog#demo.anim.go .demo-in > *:nth-child(1){transition-delay:.02s}
dialog#demo.anim.go .demo-in > *:nth-child(2){transition-delay:.06s}
dialog#demo.anim.go .demo-in > *:nth-child(3){transition-delay:.10s}
dialog#demo.anim.go .demo-in > *:nth-child(4){transition-delay:.13s}
dialog#demo.anim.go .demo-in > *:nth-child(5){transition-delay:.16s}
dialog#demo.anim.go .demo-in > *:nth-child(6){transition-delay:.19s}
dialog#demo.anim.go .demo-in > *:nth-child(7){transition-delay:.22s}
dialog#demo.anim.go .demo-in > *:nth-child(n+8){transition-delay:.25s}

/* focus: the field glows awake */
.demo-in input:focus,.demo-in textarea:focus,.demo-in select:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 3px rgba(36,56,255,.12);
}
.demo-in label{transition:color .3s var(--ease-out)}
.demo-in input:focus~label{color:var(--blue)}

/* validation shake: brief, physical, honest */
@keyframes fshake{0%,100%{transform:translateX(0)}25%{transform:translateX(-5px)}55%{transform:translateX(4px)}80%{transform:translateX(-2px)}}
.demo-in .shake{animation:fshake .38s var(--ease-out)}

/* the e as the working indicator: the opening ritual on loop */
.e-loader{display:none;align-items:center;gap:16px;margin-top:20px}
.e-loader.on{display:flex}
.e-loader svg{width:44px;height:44px;flex:0 0 auto}
.e-loader .lring{stroke-dasharray:312;stroke-dashoffset:312}
.e-loader .lbar{transform:scaleX(0);transform-origin:24px 91px;transform-box:view-box}
.e-loader.on .lring{animation:eload-ring 1.6s cubic-bezier(.4,0,.2,1) infinite}
.e-loader.on .lbar{animation:eload-bar 1.6s cubic-bezier(.22,.61,.21,1) infinite}
@keyframes eload-ring{
  0%{stroke-dashoffset:312;opacity:1}
  55%{stroke-dashoffset:0;opacity:1}
  82%{stroke-dashoffset:0;opacity:1}
  100%{stroke-dashoffset:0;opacity:0}
}
@keyframes eload-bar{
  0%,40%{transform:scaleX(0);opacity:1}
  70%{transform:scaleX(1);opacity:1}
  82%{transform:scaleX(1);opacity:1}
  100%{transform:scaleX(1);opacity:0}
}
#e-loader-t{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--steel-d)}
@media(prefers-reduced-motion:reduce){
  dialog#demo.anim .demo-in > *{opacity:1;transform:none}
  .demo-in .shake{animation:none}
  .e-loader.on .lring{animation:none;stroke-dashoffset:0}
  .e-loader.on .lbar{animation:none;transform:scaleX(1)}
}


/* phone: a touch less air so the section stays connected */
@media(max-width:560px){
  .tiltwrap{margin-top:44px}
}


/* phone catalogue: paragraphs keep a clear step from the card edge */
@media(max-width:560px){
  .tiltcard{padding-left:22px;padding-right:22px}
  .lib-card .prob{padding-right:20px;text-wrap:pretty}
}


/* ================================================================
   INTRO MEASURE: on desktop the opening statement spans the page,
   left to right, fewer lines. Phones keep the narrow reading column.
   ================================================================ */
@media(min-width:900px){
  #intro .lede.big{max-width:64ch}
  #intro .lede:not(.big){max-width:80ch}
}