/* =====================================================================
   iViRTH v4 — Apple-inspired design system with a technical type stack
   Display: Sora · Body: Manrope · Labels/data: Geist Mono
   ===================================================================== */
/* ===== 0. Self-hosted fonts ===== */
@font-face{font-family:"Sora";font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/sora-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Sora";font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/sora-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Sora";font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/sora-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/manrope-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/manrope-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/manrope-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Manrope";font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/manrope-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Geist Mono";font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/geist-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Geist Mono";font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/geist-mono-latin-500-normal.woff2) format("woff2")}
/* ===== 1. Tokens ===== */
:root{
--bg:#fff;--bg2:#f5f5f7;--card:#f5f5f7;--line:#d2d2d7;--tx:#1d1d1f;--mut:#6e6e73;--sbg:#fff;
--cy:#0071e3;--cyh:#0077ed;--vi:#6e3fd8;--ok:#1a8f4e;--wr:#b25e00;--rd:#d70015;
--r:28px;--w:1200px;--hh:48px;--gut:1.25rem;
--fh:"Sora","SF Pro Display",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
--fb:"Manrope","SF Pro Text",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
--fm:"Geist Mono","SF Mono",ui-monospace,Menlo,Consolas,monospace;
--ease:cubic-bezier(.2,.7,.2,1)}
@media(min-width:1700px){:root{--w:1360px}html{font-size:112.5%}}
@media(min-width:2200px){:root{--w:1560px}html{font-size:125%}}
@media(max-width:380px){:root{--gut:1rem}}
/* ===== 2. Base ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hh) + 64px);-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;padding-top:var(--hh);background:var(--bg);color:var(--tx);font:400 clamp(1rem,.97rem + .15vw,1.0625rem)/1.6 var(--fb);letter-spacing:-.005em;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
img,video,svg{max-width:100%;height:auto;display:block}
a{color:var(--cy);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:3px}
h1,h2,h3,h4{font-family:var(--fh);line-height:1.08;letter-spacing:-.035em;margin:0 0 .45em;font-weight:600;text-wrap:balance}
h1{font-size:clamp(1.95rem,1rem + 4.1vw,4.1rem);letter-spacing:-.04em;font-weight:600}
h2{font-size:clamp(1.6rem,1.05rem + 2.5vw,2.8rem)}h3{font-size:clamp(1.12rem,1.04rem + .5vw,1.45rem);letter-spacing:-.025em}
p{margin:0 0 1em;max-width:64ch;text-wrap:pretty}
.lead{font-size:clamp(1.08rem,.98rem + .75vw,1.5rem);line-height:1.38;color:var(--mut);letter-spacing:-.015em}
.wrap{width:min(100% - 2*var(--gut),var(--w));margin-inline:auto}.mono{font-family:var(--fm)}
.skip{position:absolute;left:-999px;top:0}.skip:focus{left:1rem;top:1rem;background:#fff;color:var(--tx);padding:.6rem 1rem;z-index:200;border-radius:10px;box-shadow:0 8px 30px #0003}
:focus-visible{outline:3px solid var(--cy);outline-offset:3px;border-radius:8px}
::selection{background:#0071e333}
.eyebrow{display:block;font:500 .74rem var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--cy);margin-bottom:.9rem}
#prog{position:fixed;top:0;left:0;height:2px;width:100%;transform-origin:0 50%;transform:scaleX(0);background:linear-gradient(90deg,var(--cy),var(--vi));z-index:120;pointer-events:none}
/* ===== 3. Fixed global header + mega menu ===== */
header.top{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--hh);border-bottom:1px solid transparent;transition:border-color .3s;padding-top:env(safe-area-inset-top);isolation:isolate}
header.top::before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(251,251,253,.78);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);transition:background .3s}
header.top.scrolled,html.mo header.top{border-bottom-color:#0000001a}
html.mo header.top::before{background:rgba(251,251,253,.98)}html.mo,html.mo body{overflow:hidden}
.bar{display:flex;align-items:center;gap:1rem;height:100%}
.brand{display:flex;align-items:center;flex:0 0 auto;padding:.25rem 0}.brand img{height:24px;width:auto}
.brand:hover{text-decoration:none}
nav.main{flex:1;display:flex;justify-content:center;min-width:0}
nav.main ul{list-style:none;margin:0;padding:0}
nav.main>ul{display:flex;gap:.1rem;align-items:center}
nav.main>ul>li>a,nav.main .dd>button{font:400 .8rem var(--fb);letter-spacing:0;color:var(--tx);background:none;border:0;padding:.5rem .8rem;border-radius:980px;cursor:pointer;opacity:.82;display:inline-flex;align-items:center;gap:.3rem;transition:opacity .2s,background .2s;min-height:36px}
nav.main>ul>li>a:hover,nav.main .dd>button:hover,nav.main .dd.open>button,nav.main [aria-current]{opacity:1;text-decoration:none;background:#0000000a}
nav.main .dd>button::after{content:"";width:.38rem;height:.38rem;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .3s var(--ease)}
nav.main .dd.open>button::after{transform:rotate(225deg) translate(-2px,0)}
.dd{position:static}
nav.main .dd>ul{display:none;position:absolute;left:0;right:0;top:var(--hh);background:rgba(251,251,253,.98);border-bottom:1px solid #0000001a;box-shadow:0 40px 60px -30px #00000030;padding:1.6rem max(var(--gut),calc((100vw - var(--w))/2)) 2.4rem;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:.2rem 2rem;text-align:left}
nav.main .dd>ul::before{content:attr(data-label);grid-column:1/-1;font:500 .72rem var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--mut);margin-bottom:.7rem}
nav.main .dd.open>ul{display:grid;animation:pop .3s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(-8px)}}
nav.main .dd>ul a{display:block;padding:.55rem 0;border-radius:10px;color:var(--tx)}
nav.main .dd>ul a:hover{text-decoration:none}nav.main .dd>ul a:hover b{color:var(--cy)}
nav.main .dd>ul b{display:block;font:600 clamp(1.05rem,.95rem + .5vw,1.4rem) var(--fh);letter-spacing:-.03em;transition:color .2s}
nav.main .dd>ul span{display:block;font-size:.82rem;color:var(--mut);margin-top:.1rem}
.hcta{flex:0 0 auto;font:500 .8rem var(--fb);padding:.42rem 1rem;background:var(--cy);color:#fff;border-radius:980px;transition:background .2s}.hcta:hover{background:var(--cyh);color:#fff;text-decoration:none}
nav.main .m-only{display:none}
#scrim{position:fixed;inset:0;z-index:90;background:rgba(0,0,0,.32);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
html.mo #scrim{opacity:1;visibility:visible}
.burger{display:none;position:relative;background:none;border:0;width:44px;height:44px;margin-right:-.6rem;cursor:pointer;color:var(--tx)}
.burger span{position:absolute;left:13px;right:13px;height:1.5px;background:currentColor;border-radius:2px;transition:transform .35s var(--ease),top .35s var(--ease)}
.burger span:first-child{top:19px}.burger span:last-child{top:25px}
.burger[aria-expanded=true] span:first-child{top:22px;transform:rotate(45deg)}.burger[aria-expanded=true] span:last-child{top:22px;transform:rotate(-45deg)}
@media(max-width:1000px){
.burger{display:block}.hcta{display:inline-flex;margin-left:auto;padding:.4rem .9rem;font-size:.78rem;white-space:nowrap}
nav.main{position:fixed;left:0;right:0;top:calc(var(--hh) + env(safe-area-inset-top));height:calc(100vh - var(--hh));height:calc(100dvh - var(--hh) - env(safe-area-inset-top));display:block;background:rgba(251,251,253,.98);backdrop-filter:blur(24px);overflow-y:auto;overscroll-behavior:contain;padding:.5rem var(--gut) 6rem;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .3s,transform .3s var(--ease),visibility .3s}
nav.main.open{opacity:1;visibility:visible;transform:none}
nav.main>ul{flex-direction:column;align-items:stretch;gap:0;max-width:640px;margin-inline:auto}
nav.main>ul>li>a,nav.main .dd>button{font:600 clamp(1.4rem,1.1rem + 1.6vw,1.9rem) var(--fh);letter-spacing:-.03em;padding:1rem .2rem;border-radius:0;border-bottom:1px solid #0000001a;width:100%;justify-content:space-between;opacity:1;min-height:56px}
nav.main>ul>li>a:hover,nav.main .dd>button:hover,nav.main .dd.open>button,nav.main [aria-current]{background:none;color:var(--cy)}
nav.main .dd>ul{position:static;box-shadow:none;border:0;background:none;padding:.4rem 0 .8rem .2rem;display:none;grid-template-columns:1fr;animation:none}
nav.main .dd>ul::before{display:none}nav.main .dd.open>ul{display:grid;animation:pop .3s var(--ease)}
nav.main .dd>ul a{padding:.65rem 0}nav.main .dd>ul b{font:500 1.1rem var(--fb);letter-spacing:-.01em}
nav.main .m-only{display:block;margin-top:1.4rem}nav.main .m-only a.btn{background:var(--cy);border-radius:980px;width:100%;font-size:1.1rem;padding:.95rem;border-bottom:0;color:#fff;justify-content:center}
}
/* ===== 4. Buttons, chips ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font:500 1rem var(--fb);padding:.78rem 1.5rem;border-radius:980px;background:var(--cy);color:#fff;border:1px solid var(--cy);cursor:pointer;transition:background .2s,transform .3s var(--ease),box-shadow .3s;min-height:44px;text-align:center}
.btn:hover{background:var(--cyh);color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:0 12px 28px -8px #0071e388}
.btn.alt{background:transparent;color:var(--cy)}.btn.alt:hover{background:#0071e30f;box-shadow:none;color:var(--cy)}
.btn:active{transform:scale(.97)}
.cta-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.5rem}.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin:0 0 1.2rem}
.chip{display:inline-flex;align-items:center;gap:.4rem;font:500 .7rem var(--fm);letter-spacing:.06em;text-transform:uppercase;padding:.32rem .75rem;border-radius:980px;background:#0000000d;color:var(--mut)}
.chip.ok,.chip.wr,.chip.rd{--c:currentColor}
.chip.ok::before,.chip.wr::before,.chip.rd::before{content:"";width:.45rem;height:.45rem;border-radius:50%;background:currentColor}
.chip.ok{background:#1a8f4e1a;color:var(--ok)}.chip.wr{background:#b25e001a;color:var(--wr)}.chip.cy{background:#0071e31a;color:var(--cy)}.chip.rd{background:#d700151a;color:var(--rd)}
.chip.ok::before{animation:pulse 2.2s ease-in-out infinite}@keyframes pulse{50%{opacity:.35}}
/* ===== 5. Page chrome: crumbs + on-this-page ===== */
.crumbwrap{border-bottom:1px solid #0000000f;background:#fff}.crumbs{font:400 .74rem var(--fm);letter-spacing:.02em;color:var(--mut);padding:.7rem 0;overflow-x:auto;white-space:nowrap;scrollbar-width:none}.crumbs a{color:var(--mut)}.crumbs span{color:var(--tx)}
nav.toc{position:sticky;top:var(--hh);z-index:60;background:rgba(251,251,253,.82);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid #0000001a}
nav.toc .wrap{display:flex;gap:.3rem;overflow-x:auto;scrollbar-width:none;padding:.5rem 0}nav.toc a{white-space:nowrap;font-size:.84rem;color:var(--mut);padding:.4rem .9rem;border-radius:980px}
nav.toc a:hover{text-decoration:none;background:#0000000a}nav.toc a.on{background:var(--tx);color:#fff}
/* ===== 6. Sections & heroes ===== */
section{padding:clamp(3.5rem,8vw,7.5rem) 0}.alt-bg{background:var(--bg2)}
.sh{max-width:820px;margin:0 auto clamp(2rem,4vw,3.2rem);text-align:center}.sh p{color:var(--mut);font-size:clamp(1.05rem,1rem + .3vw,1.25rem);margin-inline:auto}
.hero{position:relative;padding:clamp(2.5rem,7vw,6rem) 0 clamp(2.5rem,5vw,4rem);text-align:center;overflow:hidden;background:#fbfbfd;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background-image:radial-gradient(#00000026 1px,transparent 1.3px);background-size:24px 24px;-webkit-mask-image:radial-gradient(75% 65% at 50% 25%,#000,transparent);mask-image:radial-gradient(75% 65% at 50% 25%,#000,transparent);opacity:.55}
.hero .wrap{display:grid;grid-template-columns:1fr;gap:clamp(2rem,4vw,3.5rem);justify-items:center}.hero .wrap>div{width:100%}.hero .wrap>.hero-in{max-width:920px}
.hero p,.hero .cta-row,.hero .chips{margin-inline:auto;justify-content:center}.hero.slim h1{font-size:clamp(1.8rem,1.1rem + 3.5vw,3.5rem)}
.orb{position:absolute;z-index:-1;border-radius:50%;filter:blur(70px);opacity:.5;animation:drift 18s ease-in-out infinite alternate;pointer-events:none}
.o1{width:44vw;height:44vw;max-width:560px;max-height:560px;background:#9cc8ff;top:-18%;left:-8%}.o2{width:38vw;height:38vw;max-width:480px;max-height:480px;background:#d4c3ff;top:-10%;right:-6%;animation-delay:-6s}.o3{width:30vw;height:30vw;background:#ffd9a8;bottom:-25%;left:40%;opacity:.35;animation-delay:-11s}
@keyframes drift{to{transform:translate3d(6vw,4vw,0) scale(1.15)}}
.hero-in>*{animation:rise .9s var(--ease) both}.hero-in>*:nth-child(2){animation-delay:.1s}.hero-in>*:nth-child(3){animation-delay:.2s}.hero-in>*:nth-child(4){animation-delay:.3s}.hero-in>h1[data-split]{animation:none}
@keyframes rise{from{opacity:0;transform:translateY(24px)}}
.w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.14em;margin-bottom:-.14em}.w>span{display:inline-block;transform:translateY(105%);animation:up .9s var(--ease) forwards;animation-delay:calc(var(--i)*60ms + 80ms)}@keyframes up{to{transform:none}}
.stage{position:relative;width:min(100%,1040px);aspect-ratio:16/10;margin:0 auto;perspective:1600px;--px:0;--py:0;--rx:0deg;--ry:0deg}
.stage .main{position:absolute;inset:0;transform-style:preserve-3d;transform:rotateX(var(--rx)) rotateY(var(--ry));transition:transform .25s ease-out}
.stage .main .frame{position:absolute;inset:0;border-radius:clamp(20px,3vw,34px);box-shadow:0 50px 90px -30px #00000066}.stage .main .frame img{height:100%;object-position:50% 62%}
.tag{position:absolute;z-index:2;background:rgba(255,255,255,.88);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:18px;padding:.65rem .95rem;font-size:.85rem;text-align:left;box-shadow:0 20px 40px -12px #0000004d;transform:translate3d(calc(var(--px)*var(--d)*1px),calc(var(--py)*var(--d)*1px),var(--z));animation:bob 6s ease-in-out infinite;animation-delay:var(--dl,0s)}
.tag b{display:block;font:600 .95rem var(--fh);letter-spacing:-.02em}.tag small{color:var(--mut);font:400 .7rem var(--fm)}@keyframes bob{50%{translate:0 -10px}}
.t1{left:-2%;top:14%;--z:90px;--d:-18}.t2{right:-2%;top:38%;--z:120px;--d:22;--dl:-2s}.t3{left:8%;bottom:-5%;--z:70px;--d:-12;--dl:-4s}
@media(max-width:1100px){.t1{left:1%}.t2{right:1%}}
@media(max-width:700px){.stage{aspect-ratio:4/3.6}.t1{left:3%;top:4%}.t2{right:3%;top:auto;bottom:6%}.t3{display:none}.tag{font-size:.75rem;padding:.5rem .7rem;border-radius:14px}}
/* ===== 7. Media ===== */
.frame{border-radius:var(--r);overflow:hidden;background:var(--bg2);position:relative;box-shadow:0 30px 70px -24px #0000004d}.frame img,.frame video{width:100%;height:100%;object-fit:cover}
.hero .wrap>div:not(.stage) .frame{width:min(100%,960px);margin-inline:auto}.hero .wrap>div:not(.stage) .frame img{height:auto;max-height:70vh}
figure{margin:0}.frame figcaption{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,#000a);padding:2rem 1.2rem .9rem;color:#fff;text-align:left;font:400 .72rem var(--fm);letter-spacing:.02em}
.vid video{aspect-ratio:16/9;background:#000}img.zoom{cursor:zoom-in}
.lb{position:fixed;inset:0;z-index:200;background:#000d;backdrop-filter:blur(10px);display:grid;place-items:center;padding:1.5rem;animation:fade .25s}.lb img{max-height:88vh;max-width:94vw;width:auto;border-radius:18px}.lb button{position:absolute;top:calc(1rem + env(safe-area-inset-top));right:1rem;width:44px;height:44px;border-radius:50%;border:0;font-size:1.2rem;cursor:pointer}@keyframes fade{from{opacity:0}}
/* ===== 8. Grid, cards, bento ===== */
.grid{display:grid;gap:1.1rem}.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1000px){.g4,.g3{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}
.card,.bt{--mx:50%;--my:50%;background:var(--card);border-radius:var(--r);padding:clamp(1.3rem,3vw,2rem);display:flex;flex-direction:column;gap:.2rem;position:relative;overflow:hidden;transition:box-shadow .4s,transform .4s var(--ease)}
.card::after,.bt::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s;background:radial-gradient(380px circle at var(--mx) var(--my),#0071e31f,transparent 60%)}.card:hover::after,.bt:hover::after{opacity:1}
.alt-bg .card,.alt-bg .bt{background:#fff}a.card{color:var(--tx)}a.card:hover{text-decoration:none;box-shadow:0 26px 50px -18px #0000003a}.card h3{margin-bottom:.4em}.card p{color:var(--mut)}.card .more{margin-top:auto;color:var(--cy);font-weight:500}.card .frame{box-shadow:none;border-radius:18px;margin-bottom:1rem}
.bento{display:grid;grid-template-columns:repeat(6,1fr);gap:1rem}.bt{min-height:240px;justify-content:flex-end}.bt h3{font-size:clamp(1.3rem,1.1rem + .8vw,1.9rem)}.bt p{color:var(--mut);max-width:44ch}
a.bt{color:var(--tx)}a.bt:hover{text-decoration:none}
.b1{grid-column:span 4;grid-row:span 2;color:#fff!important;background:#000;min-height:480px}.b1 p{color:#e5e5ea}.b1>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:transform 1.2s var(--ease)}.b1:hover>img{transform:scale(1.05)}.b1::before{content:"";position:absolute;inset:0;background:linear-gradient(transparent 35%,#000c);z-index:1}.b1>*:not(img){position:relative;z-index:2}
.b2,.b3{grid-column:span 2}.b4{grid-column:span 3}.b5{grid-column:span 3;background:#fff;border:1px dashed #b8b8bf}
@media(max-width:860px){.bento{grid-template-columns:1fr}.bento>*{grid-column:auto!important;grid-row:auto!important;min-height:200px}.b1{min-height:380px!important}}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,5vw,5rem);align-items:center}.split.top{align-items:start}@media(max-width:860px){.split{grid-template-columns:1fr}}
ul.tick{list-style:none;padding:0;margin:0 0 1em}ul.tick li{padding:.6rem 0 .6rem 1.8rem;position:relative;border-bottom:1px solid #0000000f}ul.tick li::before{content:"";position:absolute;left:.1rem;top:1.15em;width:.55rem;height:.55rem;border-radius:50%;background:var(--cy)}
.tw{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:var(--r);border:1px solid var(--line);background:#fff}table{border-collapse:collapse;width:100%;min-width:560px;font-size:.95rem}th,td{text-align:left;padding:1rem 1.2rem;border-bottom:1px solid #0000000f;vertical-align:top}th{background:var(--bg2);font:500 .72rem var(--fm);letter-spacing:.08em;text-transform:uppercase;color:var(--mut)}tr:last-child td{border:0}
.note{background:var(--bg2);padding:1.2rem 1.5rem;border-radius:20px;margin:1.6rem 0;border-left:4px solid var(--cy)}.alt-bg .note{background:#fff}.note p:last-child{margin:0}
.steps{list-style:none;padding:0;margin:0;display:grid;gap:.8rem;counter-reset:n}.steps li{counter-increment:n;display:grid;grid-template-columns:2.6rem 1fr;gap:1rem;background:var(--card);border-radius:22px;padding:1.2rem 1.4rem;align-items:start}.alt-bg .steps li{background:#fff}
.steps li::before{content:counter(n,decimal-leading-zero);font:500 .8rem var(--fm);color:#fff;background:var(--cy);border-radius:50%;width:2.2rem;height:2.2rem;display:grid;place-items:center}
.steps.h{grid-template-columns:repeat(5,1fr);position:relative}.steps.h li{grid-template-columns:1fr}@media(max-width:1000px){.steps.h{grid-template-columns:1fr 1fr}}@media(max-width:560px){.steps.h{grid-template-columns:1fr}}
/* ===== 9. Interactive: marquee, tabs, rail, story, filter, faq ===== */
.ticker{border-block:1px solid var(--line);overflow:hidden;background:#fff;padding:1rem 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}.ticker div{display:flex;gap:3rem;width:max-content;animation:tick 45s linear infinite}.ticker:hover div{animation-play-state:paused}.ticker span{white-space:nowrap;color:var(--mut);font:400 .78rem var(--fm);letter-spacing:.03em}.ticker b{color:var(--tx);font-weight:500}@keyframes tick{to{transform:translateX(-50%)}}
.tabs [role=tablist]{display:flex;gap:.4rem;background:var(--bg2);padding:.35rem;border-radius:980px;width:max-content;max-width:100%;margin:0 auto 2rem;overflow-x:auto;scrollbar-width:none}
.tabs [role=tab]{font:500 .92rem var(--fb);border:0;background:none;padding:.65rem 1.15rem;border-radius:980px;cursor:pointer;color:var(--mut);white-space:nowrap;transition:all .25s;min-height:44px}.tabs [role=tab][aria-selected=true]{background:#fff;color:var(--tx);box-shadow:0 2px 10px #0000001f}
.tabs [role=tabpanel]{display:none}.tabs [role=tabpanel].on{display:grid;animation:fade .5s var(--ease)}.tabs .split{text-align:left}
.rail{display:flex;gap:1rem;overflow-x:auto;-webkit-overflow-scrolling:touch;scroll-snap-type:x mandatory;padding:0 max(var(--gut),calc((100vw - var(--w))/2)) 1.5rem;scroll-padding-inline:max(var(--gut),calc((100vw - var(--w))/2));scrollbar-width:thin;overscroll-behavior-x:contain}.rail>*{flex:0 0 min(82vw,520px);scroll-snap-align:start;aspect-ratio:4/3}.rail .frame{height:100%}
.story{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,5vw,5rem);align-items:start}.story-vis{position:sticky;top:calc(var(--hh) + 72px);height:min(70vh,520px);perspective:1400px;display:flex;align-items:center;justify-content:center;gap:2rem}
.stack{position:relative;flex:0 0 min(38%,210px);width:min(38%,210px);aspect-ratio:1;transform-style:preserve-3d;transform:rotateX(58deg) rotateZ(-38deg) translateY(50px);transition:transform 1s var(--ease)}
.plate{position:absolute;inset:0;border-radius:26px;background:#fff;color:var(--tx);border:1px solid var(--line);box-shadow:0 30px 40px -10px #0000002e;display:grid;place-items:center;font:600 1.05rem var(--fh);transform:translateZ(calc(var(--i)*58px));transition:transform .8s var(--ease),background .5s,color .5s,box-shadow .5s;text-align:center;padding:1rem}
.story[data-a="0"] .p0,.story[data-a="1"] .p1,.story[data-a="2"] .p2,.story[data-a="3"] .p3{transform:translateZ(calc(var(--i)*58px + 34px));background:var(--cy);color:#fff;border-color:var(--cy);box-shadow:0 40px 70px -10px #0071e399}.story[data-a="2"] .p2{background:var(--vi);border-color:var(--vi)}
.story-steps>div{min-height:62vh;display:flex;flex-direction:column;justify-content:center;opacity:.3;transition:opacity .5s}.story-steps>div.on{opacity:1}.story-steps h3{font-size:clamp(1.6rem,1.2rem + 1.6vw,2.6rem)}.story-steps p{color:var(--mut);font-size:1.15rem}
.legend{list-style:none;margin:0 0 0 clamp(1.5rem,5vw,4rem);padding:0;display:grid;gap:.9rem;font:500 .95rem var(--fm)}.legend li{color:#86868b;transition:color .4s,transform .4s var(--ease);padding-left:1rem;border-left:3px solid #d2d2d7}
.story[data-a="3"] .l3,.story[data-a="2"] .l2,.story[data-a="1"] .l1,.story[data-a="0"] .l0{color:var(--tx);transform:translateX(6px);border-color:var(--cy)}.story[data-a="2"] .l2{border-color:var(--vi)}
@media(max-width:860px){.story{grid-template-columns:1fr}.story-vis{height:230px;top:var(--hh);z-index:3;background:linear-gradient(var(--sbg) 82%,transparent);margin-inline:calc(-1*var(--gut));padding-top:.5rem;gap:1.2rem}.legend{font-size:.78rem;gap:.5rem;margin-left:1.5rem}.stack{flex-basis:100px;width:100px}.plate{font-size:.65rem;border-radius:14px;padding:.3rem}.story-steps>div{min-height:44vh}.story-steps>div:first-child{padding-top:1rem}}
@media(max-height:520px) and (orientation:landscape){.story-vis{position:static;height:220px}.story-steps>div{min-height:auto;padding:1.5rem 0;opacity:1}}
.filters{display:flex;gap:.5rem;flex-wrap:wrap;justify-content:center;margin-bottom:1.5rem}.filters button{font:500 .9rem var(--fb);border:1px solid var(--line);background:#fff;padding:.55rem 1.1rem;border-radius:980px;cursor:pointer;min-height:44px;transition:all .2s}.filters button:hover{border-color:var(--tx)}.filters button[aria-pressed=true]{background:var(--tx);color:#fff;border-color:var(--tx)}
.truth{display:grid;gap:.7rem}.truth>div{display:grid;grid-template-columns:1fr auto;gap:1rem;align-items:center;background:var(--card);border-radius:20px;padding:1.1rem 1.4rem;transition:opacity .3s,transform .4s var(--ease)}.truth>div[hidden]{display:none}.truth small{display:block;color:var(--mut)}
@media(max-width:560px){.truth>div{grid-template-columns:1fr}}
details{background:var(--card);border-radius:22px;padding:0 1.5rem;margin-bottom:.7rem}.alt-bg details{background:#fff}summary{cursor:pointer;list-style:none;font:600 1.1rem var(--fh);letter-spacing:-.02em;padding:1.2rem 0;display:flex;justify-content:space-between;gap:1rem}summary::-webkit-details-marker{display:none}summary::after{content:"+";font-size:1.5rem;line-height:1;color:var(--cy);transition:transform .3s}details[open] summary::after{transform:rotate(45deg)}details p{color:var(--mut)}
.faq{max-width:820px;margin:0 auto}
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;perspective:1400px}.flow>div{background:#fff;border-radius:var(--r);padding:1.5rem;box-shadow:0 20px 40px -18px #00000030;transform:rotateY(-10deg);transition:transform .5s var(--ease)}.flow>div:nth-child(2){transform:rotateY(-3deg) translateZ(30px)}.flow>div:nth-child(3){transform:rotateY(3deg) translateZ(30px)}.flow>div:nth-child(4){transform:rotateY(10deg)}.flow>div:hover{transform:translateZ(60px) scale(1.03)}
.flow b{display:block;margin-bottom:.4rem;font:600 1.15rem var(--fh)}.flow span{font-size:.92rem;color:var(--mut)}.flow .h b{color:var(--cy)}.flow .v b{color:var(--vi)}@media(max-width:860px){.flow{grid-template-columns:1fr}.flow>div,.flow>div:nth-child(n){transform:none}}
.cta-band{background:#000;color:#f5f5f7;border-radius:36px;padding:clamp(2rem,5vw,4.5rem);display:grid;grid-template-columns:1.2fr 1fr;gap:2rem;align-items:center;background-image:radial-gradient(60% 90% at 90% 0,#0a3a7a,transparent)}.cta-band .lead{color:#a1a1a6}.cta-band .btn.alt{color:#fff;border-color:#86868b}.cta-band .btn.alt:hover{background:#ffffff1a}.cta-band .cta-row{justify-content:flex-end;margin:0}
@media(max-width:860px){.cta-band{grid-template-columns:1fr;text-align:center;border-radius:28px}.cta-band .cta-row{justify-content:center}.cta-band p{margin-inline:auto}}
/* education routes */
.routes{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:1.4rem}.routes a{display:flex;flex-direction:column;gap:.25rem;background:#fff;border:1px solid var(--line);border-radius:22px;padding:1.2rem 1.4rem;color:var(--tx);transition:border-color .2s,transform .3s var(--ease)}.routes a:hover{text-decoration:none;border-color:var(--cy);transform:translateY(-3px)}
.routes b{font:600 1.15rem var(--fh);letter-spacing:-.02em}.routes small{font:400 .72rem var(--fm);color:var(--cy);letter-spacing:.04em}.routes span{color:var(--mut);font-size:.92rem}@media(max-width:760px){.routes{grid-template-columns:1fr}}
/* ===== 10. Dark (Apple product-page) sections ===== */
.dk{--bg2:#000;--card:#1d1d1f;--line:#3a3a3c;--tx:#f5f5f7;--mut:#a1a1a6;--sbg:#000;background:#000;color:var(--tx)}
.dk .plate{background:#1d1d1f;color:#f5f5f7;border-color:#3a3a3c}.dk .legend li{color:#6e6e73;border-color:#3a3a3c}
.dk .story[data-a="3"] .l3,.dk .story[data-a="2"] .l2,.dk .story[data-a="1"] .l1,.dk .story[data-a="0"] .l0{color:#f5f5f7}
.dk .card,.dk details{background:var(--card)}.dk .eyebrow{color:#2997ff}.dk a:not(.btn){color:#2997ff}
.dk input,.dk select,.dk textarea{background:#1d1d1f;border-color:#424245;color:#f5f5f7}.dk label{color:#d2d2d7}.dk label.chk{color:#a1a1a6}.dk .note{background:#1d1d1f}
.dk .frame{box-shadow:0 30px 70px -24px #000}.dk .chip{background:#ffffff14;color:#d2d2d7}
.dk .chip.ok{background:#30d1581f;color:#30d158}.dk .chip.wr{background:#ff9f0a1f;color:#ff9f0a}.dk .chip.rd{background:#ff453a1f;color:#ff453a}
.dk .btn.alt{color:#2997ff}.dk .btn.alt:hover{background:#2997ff1a}.dk .cta-band{background-color:#1d1d1f}
/* ===== 11. Forms ===== */
form{display:grid;gap:1rem}.f2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media(max-width:640px){.f2{grid-template-columns:1fr}}label{display:grid;gap:.35rem;font-weight:500;font-size:.9rem}
input,select,textarea{font:inherit;font-size:1rem;color:var(--tx);background:#fff;border:1px solid var(--line);border-radius:14px;padding:.8rem 1rem;width:100%;min-height:48px;-webkit-appearance:none;appearance:none}select{background-image:linear-gradient(45deg,transparent 50%,currentColor 50%),linear-gradient(135deg,currentColor 50%,transparent 50%);background-position:calc(100% - 1.25rem) 55%,calc(100% - .9rem) 55%;background-size:.35rem .35rem;background-repeat:no-repeat;padding-right:2.4rem}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--cy);box-shadow:0 0 0 4px #0071e326}
textarea{min-height:120px;resize:vertical}label.chk{display:flex;gap:.7rem;align-items:flex-start;font-weight:400;color:var(--mut)}label.chk input{width:auto;min-height:0;margin-top:.3rem;-webkit-appearance:auto;appearance:auto}
/* ===== 12. Footer, mobile CTA ===== */
footer{background:var(--bg2);padding:clamp(2.5rem,5vw,4rem) 0 calc(2rem + env(safe-area-inset-bottom));font-size:.82rem;color:var(--mut)}footer .cols{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:2rem}@media(max-width:1000px){footer .cols{grid-template-columns:1fr 1fr 1fr}footer .cols>div:first-child{grid-column:1/-1}}@media(max-width:560px){footer .cols{grid-template-columns:1fr 1fr}}
footer h4{font:500 .7rem var(--fm);letter-spacing:.12em;text-transform:uppercase;color:var(--tx);margin-bottom:.9rem}footer ul{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}footer a{color:var(--mut)}footer a:hover{color:var(--tx);text-decoration:none}footer .brand img{height:26px}footer .about{margin:1rem 0 .5rem}
.legal{margin-top:2.2rem;padding-top:1.2rem;border-top:1px solid var(--line);font:400 .7rem/1.6 var(--fm);letter-spacing:.01em;max-width:none}
.mcta{display:none}@media(max-width:640px){.mcta{display:block;position:fixed;left:0;right:0;bottom:0;z-index:60;padding:.7rem 1rem calc(.7rem + env(safe-area-inset-bottom));background:rgba(251,251,253,.88);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-top:1px solid #0000001a}.mcta .btn{width:100%}body{padding-bottom:4.6rem}.cta-row .btn{flex:1 1 100%}.hero .cta-row .btn{flex:1 1 100%}}
html.mo .mcta{display:none}
/* ===== 13. Scroll reveal & motion prefs ===== */
.js .r{opacity:0;transform:perspective(1200px) translateY(46px) rotateX(10deg) scale(.97);transform-origin:50% 100%;transition:opacity .8s var(--ease),transform 1s var(--ease)}.js .r.in{opacity:1;transform:none}
[data-tilt]{transform-style:preserve-3d;transition:transform .25s ease-out,box-shadow .4s}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.js .r{opacity:1;transform:none}.flow>div{transform:none!important}.w>span{transform:none}}
@media(hover:none){.card::after,.bt::after{display:none}}
@media print{header.top,footer,.mcta,#prog,nav.toc,#scrim{display:none}body{padding:0}}
@media(max-width:560px){.truth .chip{justify-self:start}}

@media(max-width:359px){.hcta{display:none}.burger{margin-left:auto}}
.grid.g3:has(>:last-child:nth-child(2)){grid-template-columns:repeat(2,1fr)}@media(max-width:640px){.grid.g3:has(>:last-child:nth-child(2)){grid-template-columns:1fr}}
@media(max-width:640px){.mcta{display:none!important}body{padding-bottom:0}}

/* v6 recognition + gallery */
.rls{display:flex;flex-wrap:wrap;gap:.9rem;justify-content:center;align-items:stretch}
.rl{background:#fff;border:1px solid var(--line);border-radius:18px;padding:.7rem 1.1rem;display:flex;align-items:center;justify-content:center;height:92px;flex:0 1 190px;transition:transform .3s,box-shadow .3s}
.rl:hover{transform:translateY(-3px);box-shadow:0 18px 36px -16px #0000003a;text-decoration:none}
.rl img{height:100%;width:auto;max-width:100%;object-fit:contain}
.recog-strip{margin:0 0 1.6rem;padding-bottom:1.6rem;border-bottom:1px solid var(--line)}
.recog-strip>p{font:500 .7rem var(--fm);letter-spacing:.12em;text-transform:uppercase;color:var(--tx);text-align:center;margin:0 0 1rem}
.recog-strip .rl{height:68px;flex-basis:150px;border-radius:14px;padding:.5rem .8rem}
.recog{padding-block:clamp(2.2rem,5vw,3.8rem)}.recog .sh{margin-bottom:1.6rem}.recog .sh h2{font-size:clamp(1.4rem,1.1rem + 1.2vw,2.1rem)}
.recog .rl{flex-basis:210px}
.gal{columns:3 260px;column-gap:1rem}.gal figure{break-inside:avoid;margin:0 0 1rem}.gal .frame img{height:auto}
.gal.g-tight{columns:4 200px}
.sq .frame{aspect-ratio:1/1}.sq .frame img{height:100%}
.badge-mark{display:inline-grid;place-items:center;background:#000;border-radius:24px;padding:1.2rem;margin-bottom:1rem}

/* v7 responsive + video */
.stage .main .frame video{width:100%;height:100%;object-fit:cover;object-position:50% 50%;display:block}
.t1{--z:30px}.t2{--z:40px}.t3{--z:25px}
@media(max-width:1280px){.t1{left:3%}.t2{right:3%}.t3{left:6%}}
@media(max-width:700px){.stage{aspect-ratio:4/3.4}.t1{left:4%;top:5%}.t2{right:4%;bottom:7%}}
@media(max-width:380px){.tag small{display:none}.tag{padding:.45rem .6rem}}
.hero{overflow-x:clip}
img,video{max-width:100%}
.frame video{background:var(--bg2)}
.gal figure,.grid>figure{min-width:0}
.rls{max-width:100%}
@media(max-width:560px){.rl{flex:1 1 42%;height:78px}.recog-strip .rl{height:58px;flex-basis:40%}}
table{max-width:100%}.tw{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* =====================================================================
   v9 — media system + responsive polish
   Every image/video keeps its true aspect ratio (no stretching, no
   accidental crops); crops only happen in equal-ratio grids/cards and
   use tuned focal points. Aspect ratios are reserved up-front (no layout
   shift) and posters are the exact first frame of each video.
   ===================================================================== */
:root{--gut:max(1.25rem,env(safe-area-inset-left,0px),env(safe-area-inset-right,0px))}
@media(max-width:380px){:root{--gut:max(1rem,env(safe-area-inset-left,0px),env(safe-area-inset-right,0px))}}
html{-webkit-tap-highlight-color:transparent}
.frame{--ar:1.5}
.frame>img,.frame>video{display:block;width:100%;height:auto;max-width:100%}
.frame>video{aspect-ratio:var(--ar);object-fit:cover;background:#0b0b0d}
.vid video{aspect-ratio:var(--ar)}
.frame>img{background:var(--bg2)}
/* grids: never stretch a frame taller than its media */
.grid>figure.frame{align-self:start}
.grid.eq>figure.frame{align-self:stretch;aspect-ratio:var(--eq,4/3)}
.grid.eq>figure.frame>img,.grid.eq>figure.frame>video{height:100%;aspect-ratio:auto;object-fit:cover;object-position:50% 55%}
.grid.eq video[data-src*="pilot-site-display"]{object-position:32% 50%}
.grid.eq video[data-src*="bench-showcase"],.grid.eq video[data-src*="ev-station"]{object-position:50% 50%}
/* thumbnail cards share one ratio so rows line up */
.card>.frame{width:100%;aspect-ratio:3/2;flex:none}
.card>.frame>img{height:100%;object-fit:cover;object-position:50% 60%}
/* single image beside text: cap height, keep ratio, centre */
.split>figure.frame,.tabs .split>figure.frame{width:min(100%,max(260px,calc(80vh*var(--ar,1.5))));margin-inline:auto}
/* hero image: full ratio, never taller than 68vh */
.hero .wrap>div:not(.stage) .frame{width:min(100%,960px,max(260px,calc(68vh*var(--ar,1.6))));aspect-ratio:var(--ar,1.6)}
.hero .wrap>div:not(.stage) .frame img{height:100%;max-height:none;object-fit:cover}
/* proof rail: each tile uses its own ratio at a shared height */
.rail{align-items:flex-start}
.rail>figure.frame{flex:0 0 auto;width:auto;height:min(clamp(240px,46vw,440px),calc((100vw - 2*var(--gut))/var(--ar)));aspect-ratio:var(--ar)}
.rail>figure.frame>img{width:100%;height:100%;object-fit:cover}
/* bento hero tile */
.b1>img{object-position:50% 55%}
/* masonry for mixed-ratio art (totems, hands, astronaut) */
.grid.sq{display:block;columns:3 240px;column-gap:1.1rem}
.grid.sq>figure{break-inside:avoid;margin:0 0 1.1rem;aspect-ratio:auto;align-self:auto}
.sq .frame{aspect-ratio:auto}.sq .frame img{height:auto}
@media(max-width:640px){.grid.sq{columns:2 140px}}
/* home hero stage: exact video ratio, so nothing is cropped on desktop */
.stage{aspect-ratio:1120/720}
.stage .main .frame>video{height:100%;aspect-ratio:auto;object-fit:cover}
@media(max-width:700px){.stage{aspect-ratio:4/3}}
/* video play/pause control (WCAG 2.2.2) */
.vctl{position:absolute;right:.75rem;bottom:.75rem;z-index:4;width:44px;height:44px;border-radius:50%;border:0;background:rgba(0,0,0,.55);color:#fff;cursor:pointer;display:grid;place-items:center;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);font-size:0;transition:background .2s,transform .2s}
.vctl:hover{background:rgba(0,0,0,.75)}.vctl:active{transform:scale(.92)}
.vctl::before{content:"";width:11px;height:14px;border-left:4px solid #fff;border-right:4px solid #fff}
.vctl[aria-pressed=true]::before{width:0;height:0;border:0;border-left:13px solid #fff;border-top:8px solid transparent;border-bottom:8px solid transparent;margin-left:3px}
.frame:has(>video) figcaption{padding-right:4rem}
/* tablet: avoid an orphan card in 2-up grids */
@media(min-width:641px) and (max-width:1000px){.grid.g3:not(.eq):not(.sq):not(:has(>.card>.frame))>:last-child:nth-child(odd){grid-column:1/-1}}
/* short landscape screens */
@media(max-height:480px) and (orientation:landscape){section{padding:2.5rem 0}.hero{padding-top:1.5rem}.split>figure.frame{width:min(100%,max(260px,calc(90vh*var(--ar,1.5))))}}
/* lightbox: use dynamic viewport units so mobile toolbars never clip */
.lb img{max-height:88vh;max-height:88dvh;object-fit:contain}
.lb{padding:max(1rem,env(safe-area-inset-top)) max(1rem,env(safe-area-inset-right)) max(1rem,env(safe-area-inset-bottom)) max(1rem,env(safe-area-inset-left))}
/* images are never selectable/draggable ghosts on touch */
.frame img{-webkit-user-drag:none}
@media(prefers-reduced-motion:reduce){.vctl{transition:none}}
@media print{.vctl{display:none}}

/* blurred-backdrop fit: portrait/odd-ratio art inside a landscape box is shown whole, never cropped */
.frame.fit{isolation:isolate}
.frame.fit::before{content:"";position:absolute;inset:-28px;z-index:-1;background:var(--bgi) center/cover no-repeat;filter:blur(24px) saturate(1.15);transform:scale(1.06)}
.frame.fit>img,.grid.eq>figure.frame.fit>img,.card>.frame.fit>img{object-fit:contain;background:none}
.frame.fit::after{content:"";position:absolute;inset:0;background:rgba(255,255,255,.12);z-index:-1;pointer-events:none}
/* single-column layouts: use each image's own ratio (no crops at all) */
@media(max-width:640px){
 .card>.frame,.grid.eq>figure.frame{aspect-ratio:var(--ar,1.5);max-height:78vh;max-height:78svh}
 .card>.frame>img,.grid.eq>figure.frame>img,.grid.eq>figure.frame>video{object-fit:cover}
}
.gal[style*="columns:1"]>figure{max-width:1000px;margin-inline:auto}
.b1>img{object-position:62% 55%}
@media(max-width:860px){.b1>img{object-position:72% 50%}}
/* bento: tile height follows width so the hero photo keeps a sensible ratio on every screen */
@media(min-width:861px){.bt{min-height:clamp(240px,17vw,300px)}.b1{min-height:clamp(480px,36vw,620px)}}
/* hero: keep the pause button clear of the floating tags */
.stage .vctl{top:.75rem;bottom:auto;right:.75rem}
.b1 .chip.ok{background:rgba(255,255,255,.92);color:#12703c}
@media(max-width:860px){.b1{min-height:clamp(380px,62vw,520px)!important}}

/* ===== v10 additions: legal documents, chains, sample-data demo, footer legal links ===== */
.legal-doc{padding:clamp(1.5rem,4vw,3rem) 0 clamp(3rem,7vw,6rem)}
.prose{max-width:820px;margin-inline:auto}
.prose h2{font-size:clamp(1.25rem,1.05rem + .9vw,1.7rem);margin:2.6rem 0 .8rem;scroll-margin-top:calc(var(--hh) + 1.5rem);letter-spacing:-.03em}
.prose h3{font-size:1.1rem;margin:1.6rem 0 .5rem;letter-spacing:-.02em}
.prose p,.prose li{font-size:1.02rem;line-height:1.7;max-width:none}
.prose ul,.prose ol{padding-left:1.3rem;margin:.4rem 0 1.1rem}
.prose li{margin:.35rem 0}
.prose a{text-decoration:underline;text-underline-offset:2px}
.prose .tw{margin:1.1rem 0 1.6rem}
.prose .note{margin:1.4rem 0}
.prose .clause:first-of-type h2{margin-top:2rem}
.contents{background:var(--card);border-radius:22px;padding:1.4rem 1.6rem;margin:0 0 1rem}
.contents h2{font:500 .74rem var(--fm);letter-spacing:.14em;text-transform:uppercase;color:var(--cy);margin:0 0 .8rem}
.contents ol{columns:2;column-gap:2.4rem;margin:0;padding-left:1.2rem}
.contents li{margin:.3rem 0;break-inside:avoid;font-size:.95rem}
.contents a{text-decoration:none}
.contents a:hover{text-decoration:underline}
.docmeta{display:flex;flex-wrap:wrap;gap:.5rem 1.6rem;font:400 .78rem var(--fm);color:var(--mut);margin:0 0 1.4rem;letter-spacing:.02em}
.docmeta b{color:var(--tx);font-weight:500;margin-right:.35rem}
.hero .docmeta{margin:1.2rem 0 0}
.legal-links{display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;margin-top:2rem;padding-top:1.2rem;border-top:1px solid var(--line);font-size:.8rem}
.legal-links a{color:var(--mut)}
.legal-links a:hover{color:var(--tx)}
.legal-links+.legal{margin-top:1rem;border-top:0;padding-top:0}
.tbc-inline{display:inline-block;font:500 .66rem var(--fm);letter-spacing:.06em;text-transform:uppercase;padding:.15rem .5rem;border-radius:980px;background:#b25e001a;color:var(--wr);vertical-align:middle;margin-left:.3rem}

/* chains (horizontal flows that wrap) */
ol.chain{list-style:none;display:flex;flex-wrap:wrap;gap:.5rem;padding:0;margin:1.2rem 0;counter-reset:c}
ol.chain li{counter-increment:c;display:flex;align-items:center;gap:.5rem;background:var(--card);border-radius:980px;padding:.55rem 1rem;font:500 .86rem var(--fh);letter-spacing:-.01em}
ol.chain li+li::before{content:"→";color:var(--cy);margin-right:.1rem}
.steps.c3{grid-template-columns:repeat(3,1fr)}
@media(max-width:1000px){.steps.c3{grid-template-columns:1fr 1fr}}
@media(max-width:620px){.steps.c3{grid-template-columns:1fr}.contents ol{columns:1}}
.steps.c3 li{grid-template-columns:1fr}
.qgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:.8rem}
.qgrid>div{background:var(--card);border-radius:20px;padding:1.1rem 1.3rem}
.qgrid b{display:block;font:600 1rem var(--fh);letter-spacing:-.02em;margin-bottom:.25rem}
.qgrid span{color:var(--mut);font-size:.94rem}
.twocol{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:760px){.twocol{grid-template-columns:1fr}}
.twocol>div{background:var(--card);border-radius:24px;padding:1.4rem 1.6rem}
.twocol h3{margin-bottom:.5rem}

/* sample-data demo */
.sample-banner{display:flex;gap:.8rem;align-items:center;background:#b25e001a;color:var(--wr);border-radius:16px;padding:.8rem 1.1rem;font:500 .82rem/1.45 var(--fm);margin:0 0 1.2rem}
.sample-banner b{text-transform:uppercase;letter-spacing:.08em}
.demo-tabs{display:flex;flex-wrap:wrap;gap:.4rem;margin:0 0 1.2rem}
.demo-tabs button{font:500 .86rem var(--fh);padding:.6rem 1.1rem;border-radius:980px;border:1px solid var(--line);background:transparent;color:var(--tx);cursor:pointer}
.demo-tabs button[aria-pressed=true]{background:var(--tx);color:var(--bg);border-color:var(--tx)}
.demo-panel{background:var(--card);border-radius:28px;padding:clamp(1.2rem,3vw,2rem);position:relative}
.demo-panel[hidden]{display:none}
.demo-panel h3{margin:0 0 .2rem}
.demo-panel .sub{color:var(--mut);margin:0 0 1.2rem}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.7rem;margin:0 0 1.2rem}
.kpi{background:var(--bg);border-radius:18px;padding:1rem 1.1rem;border:1px solid var(--line)}
.kpi small{display:block;font:500 .66rem var(--fm);letter-spacing:.08em;text-transform:uppercase;color:var(--mut)}
.kpi b{display:block;font:600 1.5rem var(--fh);letter-spacing:-.03em;margin-top:.25rem}
.kpi em{font-style:normal;font:400 .76rem var(--fm);color:var(--mut)}
.demo-cols{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:820px){.demo-cols{grid-template-columns:1fr}}
.demo-cols>div{background:var(--bg);border:1px solid var(--line);border-radius:18px;padding:1rem 1.2rem}
.demo-cols h4{font:500 .7rem var(--fm);letter-spacing:.1em;text-transform:uppercase;color:var(--mut);margin:0 0 .6rem}
.demo-cols ul{list-style:none;padding:0;margin:0}
.demo-cols li{padding:.45rem 0;border-bottom:1px solid #0000000f;font-size:.94rem}
.demo-cols li:last-child{border:0}
.demo-actions{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1rem}
.demo-actions button{font:500 .84rem var(--fh);padding:.55rem 1rem;border-radius:980px;border:1px solid var(--line);background:var(--bg);color:var(--tx);cursor:pointer}
.demo-actions button:hover{border-color:var(--cy);color:var(--cy)}
.demo-out{margin-top:.9rem;font:400 .86rem/1.55 var(--fm);color:var(--tx);background:var(--bg);border:1px dashed var(--line);border-radius:14px;padding:.8rem 1rem;min-height:2.6rem}
.glossary dt{font:600 1.05rem var(--fh);letter-spacing:-.02em;margin-top:1.3rem}
.glossary dd{margin:.25rem 0 0;color:var(--mut);line-height:1.65}
.az{display:flex;flex-wrap:wrap;gap:.3rem;margin-bottom:1.4rem}
.az a{font:500 .8rem var(--fm);padding:.3rem .6rem;border-radius:8px;background:var(--card)}

/* ===== v11: WebGL layer ===== */
html.gl-bg-on .hero{background:transparent}
html.gl-bg-on .hero::before{opacity:.25}
html.gl-bg-on .alt-bg{background:rgba(245,245,247,.82)}
html.gl-bg-on .ticker{background:rgba(255,255,255,.72)}
html.gl-bg-on .dk{background:rgba(0,0,0,.92)}
html.gl-bg-on footer{background:rgba(245,245,247,.9)}
html.gl-bg-on .recog{background:rgba(255,255,255,.55)}
.hero.home{padding-top:clamp(1.2rem,3vw,2.6rem);padding-bottom:clamp(2rem,4vw,3rem)}
.hero.home .wrap{gap:clamp(1.4rem,3vw,2.2rem)}
.hero.home h1{font-size:clamp(1.95rem,1rem + 3.4vw,3.6rem)}
.hero.home .lead{font-size:clamp(1.02rem,.95rem + .6vw,1.3rem)}
.hero.home .chips{margin-bottom:.8rem}
.hero.home .hero-in>p{margin-bottom:1.2rem}
.gl-stage{position:relative;width:min(100%,1120px);aspect-ratio:16/8;margin:0 auto;border-radius:clamp(20px,3vw,34px);overflow:hidden;background:radial-gradient(120% 90% at 50% 0%,#15213f 0%,#080b16 55%,#030409 100%);box-shadow:0 50px 90px -30px #000a;isolation:isolate;cursor:grab;touch-action:pan-y}
.gl-stage canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.gl-fallback{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
html.gl-on .gl-fallback{display:none}
.gl-tag{position:absolute;z-index:2;left:1rem;bottom:1rem;font:500 .66rem var(--fm);letter-spacing:.08em;text-transform:uppercase;color:#cfd8ea;background:#ffffff14;border:1px solid #ffffff24;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:.4rem .8rem;border-radius:980px;pointer-events:none}
.gl-legend{position:absolute;z-index:2;right:1.1rem;top:1rem;list-style:none;margin:0;padding:0;display:grid;gap:.4rem;font:500 .72rem var(--fm);pointer-events:none;text-align:left}
.gl-legend li{display:flex;align-items:center;gap:.5rem;color:#8c97ad;transition:color .4s,transform .4s var(--ease)}
.gl-legend li::before{content:"";width:.5rem;height:.5rem;border-radius:50%;background:var(--c);opacity:.5;transition:opacity .4s,box-shadow .4s}
.gl-legend li.on{color:#fff;transform:translateX(-4px)}
.gl-legend li.on::before{opacity:1;box-shadow:0 0 12px var(--c)}
.story-vis{overflow:clip}
.story-vis canvas{flex:1 1 auto;min-width:0;width:100%;height:100%;display:block}
.story-vis{background:radial-gradient(70% 80% at 40% 50%,#0f1830 0%,transparent 70%)}
html:not(.gl-on) .story-vis canvas{display:none}
.legend li.on{color:#f5f5f7;transform:translateX(6px);border-color:#2997ff}
.story-vis .legend{flex:0 0 auto}
.truth{margin-bottom:1.4rem}
#deployed .truth>div>div{display:block}
#deployed .truth>div{grid-template-columns:1fr auto}
@media(max-width:640px){
 .gl-stage{aspect-ratio:4/4.2}
 .gl-legend{top:auto;bottom:1rem;right:1rem;font-size:.66rem;gap:.25rem}
 .gl-tag{display:none}
 #deployed .truth>div{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){.gl-stage{cursor:default}}
@media(max-width:640px){.story-vis{padding-inline:var(--gut);gap:.4rem}.story-vis .legend{margin-left:0;font-size:.7rem;gap:.4rem}.story-vis .legend li{padding-left:.6rem}}