/* FE26 — THE MESTERS FORGE: design system + homepage
   Palette: black / gunmetal / graphite / brushed steel / restrained copper.
   Type: Archivo (variable width + weight) for headings, Inter for text, Fraunces for Little Engineers. All self-hosted (SIL OFL). */

@font-face{font-family:"Archivo";src:url("../fonts/archivo-latin-wdth-normal.e3a28eade2.woff2") format("woff2");font-weight:100 900;font-stretch:62% 125%;font-display:swap}
@font-face{font-family:"Inter";src:url("../fonts/inter-latin-wght-normal.3100e775e8.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Fraunces";src:url("../fonts/fraunces-latin-wght-normal.7f9d191d99.woff2") format("woff2");font-weight:100 900;font-display:swap}

:root{
  --black:#0b0c0e; --gunmetal:#121417; --graphite:#1b1e22; --graphite-2:#262a2f;
  --line:rgba(201,205,209,.16); --line-strong:rgba(201,205,209,.32);
  --steel:#c9cdd1; --steel-dim:#9aa1a8; --ink:#eceef0;
  --copper:#d8651c; --copper-soft:#f0a366;
  --le-cream:#fff6e5; --le-ink:#1d2540; --le-sun:#ffc43d; --le-coral:#ff8a65; --le-sky:#58bdf7; --le-violet:#a99cff;
  --f-head:"Archivo","Arial Narrow",Arial,sans-serif; --f-body:"Inter",system-ui,-apple-system,"Segoe UI",Arial,sans-serif; --f-le:"Fraunces",Georgia,serif;
  --gutter:clamp(20px,4.5vw,72px); --maxw:1440px; --header-h:72px;
  --step--1:clamp(.8rem,.78rem + .1vw,.875rem); --step-0:clamp(1rem,.96rem + .2vw,1.125rem);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:var(--header-h)}
body{margin:0;background:var(--black);color:var(--ink);font-family:var(--f-body);font-size:var(--step-0);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3,p,ol,ul{margin:0}
ol,ul{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--copper-soft);outline-offset:3px;border-radius:2px}
.skip{position:absolute;left:12px;top:-60px;background:var(--ink);color:var(--black);padding:10px 16px;z-index:100;border-radius:4px;text-decoration:none;font-weight:600}
.skip:focus{top:12px}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.eyebrow{font-family:var(--f-head);font-stretch:112%;font-weight:600;font-size:var(--step--1);letter-spacing:.18em;text-transform:uppercase;color:var(--steel-dim)}

/* ---------- parent strip (homepage only) ---------- */
.parent-strip{background:var(--black);border-bottom:1px solid var(--line);font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--steel-dim)}
.parent-strip .wrap{display:flex;justify-content:flex-end;padding-block:7px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;height:var(--header-h);border-bottom:1px solid var(--line)}
.site-header::before{content:"";position:absolute;inset:0;z-index:-1;background:rgba(11,12,14,.95);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.site-header .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none;white-space:nowrap}
.brand-mark{font-family:var(--f-head);font-stretch:125%;font-weight:800;font-size:1.05rem;letter-spacing:.04em;padding:5px 9px 4px;border:1.5px solid var(--steel);line-height:1}
.brand-name{font-family:var(--f-head);font-stretch:112%;font-weight:600;font-size:.78rem;letter-spacing:.24em;text-transform:uppercase;color:var(--steel)}
.nav{display:flex;align-items:center;gap:clamp(18px,2vw,34px)}
.nav a{font-family:var(--f-head);font-stretch:100%;font-weight:500;font-size:.92rem;letter-spacing:.02em;text-decoration:none;color:var(--steel);padding:8px 0;position:relative;white-space:nowrap;transition:color .2s}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1.5px;background:var(--copper);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.nav a:hover,.nav a[aria-current="page"]{color:#fff}
.nav a:hover::after,.nav a[aria-current="page"]::after{transform:scaleX(1)}
.nav a.nav-le{color:var(--le-ink);background:var(--le-sun);padding:8px 16px;border-radius:999px;font-weight:700;margin-left:6px}
.nav a.nav-le::after{display:none}
.nav a.nav-le:hover{background:#ffd56b;color:var(--le-ink)}
.menu-btn{display:none;background:none;border:1.5px solid var(--line-strong);color:var(--ink);font:inherit;font-family:var(--f-head);font-weight:600;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;padding:9px 14px;border-radius:2px;cursor:pointer}

@media (max-width:1180px){
  .menu-btn{display:inline-flex;align-items:center;gap:10px}
  .nav{position:fixed;top:var(--nav-top,var(--header-h));left:0;right:0;bottom:0;background:var(--black);flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;padding:12px var(--gutter) 40px;overflow:auto;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .25s,transform .25s var(--ease),visibility .25s}
  .nav.open{opacity:1;transform:none;visibility:visible}
  .nav a{font-size:clamp(1.5rem,6vw,2.1rem);font-stretch:112%;font-weight:600;padding:18px 0;border-bottom:1px solid var(--line);color:var(--ink)}
  .nav a::after{display:none}
  .nav a.nav-le{margin:26px 0 0;text-align:center;border-bottom:0;padding:16px 20px;font-size:1.25rem}
  body.menu-open{overflow:hidden}
}
@media (max-width:520px){ .brand-name{display:none} }

/* ---------- hero ---------- */
.hero{position:relative;isolation:isolate;min-height:min(86svh,860px);display:flex;align-items:center;overflow:hidden;background:var(--black)}
.hero-media{position:absolute;inset:0;z-index:-2;overflow:hidden;background:var(--black)}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#0b0c0e 0%,rgba(11,12,14,.94) 30%,rgba(11,12,14,.55) 46%,rgba(11,12,14,0) 66%),linear-gradient(0deg,var(--black) 0%,rgba(11,12,14,0) 20%)}
.hero-inner{width:100%;padding-block:clamp(72px,12vh,140px)}
.hero-copy{margin-top:clamp(24px,3.4vw,40px);max-width:34em;font-size:clamp(1.02rem,.95rem + .35vw,1.25rem);color:var(--steel);line-height:1.55}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:clamp(28px,4vw,44px)}
.btn{display:inline-flex;align-items:center;gap:12px;font-family:var(--f-head);font-stretch:108%;font-weight:700;font-size:.9rem;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;padding:17px 28px;border-radius:2px;border:1.5px solid transparent;transition:background .25s,color .25s,border-color .25s,transform .25s var(--ease)}
.btn svg{width:18px;height:18px;transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-primary{background:var(--copper);color:#14100c}
.btn-primary:hover{background:var(--copper-soft)}
.btn-ghost{border-color:var(--line-strong);color:var(--ink)}
.btn-ghost:hover{border-color:var(--steel);background:rgba(255,255,255,.04)}

/* ---------- proposition ---------- */
.prop{padding-block:clamp(64px,9vw,120px);border-top:1px solid var(--line)}
.prop .grid{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(24px,3vw,48px);align-items:start}
.prop h2{grid-column:1/8;font-family:var(--f-head);font-stretch:110%;font-weight:600;font-size:clamp(1.9rem,4.2vw,3.7rem);line-height:1.08;letter-spacing:-.015em}
.prop h2 em{font-style:normal;color:var(--copper-soft)}
.prop p{grid-column:9/13;color:var(--steel);padding-top:.5em;border-top:1.5px solid var(--copper);padding-top:20px;max-width:28em}
@media (max-width:900px){.prop h2,.prop p{grid-column:1/-1}.prop p{margin-top:8px}}

/* ---------- gateways (editorial index, not cards) ---------- */
.gates-sec{padding-bottom:clamp(72px,10vw,140px)}
.sec-head{display:flex;justify-content:space-between;align-items:baseline;gap:20px;padding-bottom:22px}
.gates{border-top:1px solid var(--line-strong)}
.gate{border-bottom:1px solid var(--line)}
.gate a{display:grid;grid-template-columns:64px minmax(0,1.05fr) minmax(0,1fr) 240px 40px;align-items:center;gap:clamp(14px,2.4vw,40px);padding:clamp(26px,3.4vw,44px) 0;text-decoration:none;position:relative;transition:padding .45s var(--ease),background .3s}
.gate a::before{content:"";position:absolute;inset:0 calc(var(--gutter) * -1);background:var(--gunmetal);opacity:0;transition:opacity .3s;z-index:-1}
.gate a:hover::before,.gate a:focus-visible::before{opacity:1}
.gate a:hover{padding-inline:12px}
.gate .num{font-family:var(--f-head);font-stretch:112%;font-weight:600;font-size:.85rem;letter-spacing:.14em;color:var(--steel-dim)}
.gate h3{font-family:var(--f-head);font-stretch:118%;font-weight:700;font-size:clamp(1.55rem,3vw,2.7rem);line-height:1.05;letter-spacing:-.01em}
.gate .desc{color:var(--steel);max-width:26em}
.gate .motif{width:100%;height:64px;color:var(--steel-dim);transition:color .3s}
.gate .motif *{vector-effect:non-scaling-stroke}
.gate a:hover .motif,.gate a:focus-visible .motif{color:var(--copper-soft)}
.gate .arrow{width:34px;height:34px;color:var(--steel-dim);justify-self:end;transition:transform .4s var(--ease),color .3s}
.gate a:hover .arrow{transform:translateX(6px);color:#fff}
@media (max-width:1000px){
  .gate a{grid-template-columns:40px minmax(0,1fr) 28px;grid-template-areas:"n t a" ". d ." ". m .";row-gap:10px}
  .gate .num{grid-area:n}.gate h3{grid-area:t}.gate .arrow{grid-area:a;width:24px;height:24px}.gate .desc{grid-area:d}.gate .motif{grid-area:m;max-width:240px;height:48px}
  .gate a:hover{padding-inline:0}
}

/* ---------- featured publication ---------- */
.feature{background:var(--gunmetal);border-block:1px solid var(--line);padding-block:clamp(64px,9vw,120px)}
.feature .grid{display:grid;grid-template-columns:minmax(220px,360px) 1fr;gap:clamp(32px,6vw,96px);align-items:center}
.cover{position:relative;justify-self:center}
.cover img{width:min(100%,300px);height:auto;box-shadow:0 30px 60px -20px rgba(0,0,0,.85),0 0 0 1px rgba(255,255,255,.06)}
.feature h2{font-family:var(--f-head);font-stretch:112%;font-weight:700;font-size:clamp(1.6rem,3.2vw,2.8rem);line-height:1.1;letter-spacing:-.01em;margin-top:14px}
.feature .sub{color:var(--steel);margin-top:18px;max-width:34em}
.meta{display:flex;flex-wrap:wrap;gap:8px 28px;margin-top:26px;padding-top:20px;border-top:1px solid var(--line);font-size:.92rem;color:var(--steel)}
.meta dt{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--steel-dim)}
.meta dd{margin:2px 0 0;color:var(--ink)}
.meta div{min-width:96px}
.feature .cta-row{margin-top:30px}
.feature .note{margin-top:22px;font-size:.88rem;color:var(--steel-dim)}
@media (max-width:760px){.feature .grid{grid-template-columns:1fr}.cover img{width:min(70%,260px)}}

/* ---------- Little Engineers ---------- */
.le{background:var(--le-cream);color:var(--le-ink);padding-block:clamp(72px,10vw,140px);position:relative;overflow:hidden}
.le::before,.le::after{content:"";position:absolute;border-radius:50%;pointer-events:none}
.le::before{width:520px;height:520px;right:-160px;top:-200px;background:radial-gradient(circle at 40% 40%,#ffe19a,rgba(255,225,154,0) 70%)}
.le::after{width:420px;height:420px;left:-180px;bottom:-200px;background:radial-gradient(circle at 60% 60%,#bfe6fb,rgba(191,230,251,0) 70%)}
.le .wrap{position:relative;z-index:1}
.le-top{display:grid;grid-template-columns:repeat(12,1fr);gap:clamp(24px,3vw,48px);align-items:end}
.le-title{grid-column:1/8}
.le-brand{font-family:var(--f-le);font-weight:700;font-size:clamp(2.8rem,7.4vw,6.2rem);line-height:.95;letter-spacing:-.02em}
.le-by{display:block;margin-top:14px;font-family:var(--f-body);font-size:.88rem;font-weight:500;letter-spacing:.04em;color:#4a5275}
.le-text{grid-column:8/13;font-size:clamp(1.02rem,.95rem + .3vw,1.2rem);color:#2e3659}
.le-text .btn{margin-top:24px;background:var(--le-ink);color:#fff;border-radius:999px;letter-spacing:.04em;text-transform:none;font-family:var(--f-body);font-stretch:100%;font-size:1rem;padding:15px 26px}
.le-text .btn:hover{background:#2c3868}
@media (max-width:900px){.le-title,.le-text{grid-column:1/-1}}
.ladder{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(10px,1.6vw,20px);align-items:end;margin-top:clamp(40px,6vw,84px)}
.step{border-radius:26px 26px 14px 14px;padding:clamp(18px,2vw,28px);display:flex;flex-direction:column;justify-content:space-between;gap:18px;color:var(--le-ink)}
.step:nth-child(1){background:var(--le-sun);min-height:250px}
.step:nth-child(2){background:var(--le-coral);min-height:305px}
.step:nth-child(3){background:var(--le-sky);min-height:360px}
.step:nth-child(4){background:var(--le-violet);min-height:415px}
.step .age{font-family:var(--f-le);font-weight:700;font-size:clamp(2.2rem,4.6vw,3.8rem);line-height:1;letter-spacing:-.02em}
.step .age small{display:block;font-family:var(--f-body);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;margin-bottom:8px;opacity:.8}
.step p{font-size:.95rem;line-height:1.5;font-weight:500}
@media (max-width:820px){
  .ladder{grid-template-columns:1fr;align-items:stretch}
  .step{min-height:0 !important;flex-direction:row;align-items:center;gap:20px;border-radius:20px}
  .step .age{flex:0 0 5.2ch;font-size:2.4rem}
  .step:nth-child(2){margin-left:2.5%}.step:nth-child(3){margin-left:5%}.step:nth-child(4){margin-left:7.5%}
}
@media (max-width:420px){.step{flex-direction:column;align-items:flex-start;gap:8px}.step .age{flex:none}}

/* ---------- footer ---------- */
.site-footer{background:var(--black);border-top:1px solid var(--line);padding-block:34px 40px;font-size:.88rem;color:var(--steel-dim)}
.foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px 32px}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 26px}
.foot-co{margin:0}
.foot-co a{color:var(--steel);text-decoration:underline;text-underline-offset:4px}
.foot-co a:hover{color:#fff}
.company{background:var(--black);border-top:1px solid var(--line);padding-block:clamp(36px,5vw,56px);font-size:.92rem;line-height:1.75;color:var(--steel-dim)}
.company h2{margin:0 0 14px}
.company p{margin:0}
.company .cd-name{color:var(--steel);font-weight:600;letter-spacing:.04em}
.foot-links a{text-decoration:none;color:var(--steel)}
.foot-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.social{display:flex;gap:14px}
.social span{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line-strong);border-radius:50%;color:var(--steel-dim);cursor:default}
.social svg{width:16px;height:16px}

/* ---------- stub pages ---------- */
.stub{min-height:60svh;padding-block:clamp(72px,12vw,160px)}
.stub h1{font-family:var(--f-head);font-stretch:118%;font-weight:700;font-size:clamp(2.2rem,6vw,4.6rem);line-height:1;letter-spacing:-.015em;margin-top:14px}
.stub p{margin-top:22px;color:var(--steel);max-width:34em}
.stub .btn{margin-top:30px}
body.le-page{background:var(--le-cream);color:var(--le-ink)}

/* ---------- motion ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  *{transition-duration:.01ms !important}
}
@media (max-width:760px){
  .hero{min-height:min(88svh,760px);align-items:flex-end}
  .hero-media img{right:-6%}
  .hero::before{background:linear-gradient(0deg,rgba(11,12,14,.96) 0%,rgba(11,12,14,.78) 46%,rgba(11,12,14,.2) 100%)}
  .hero-inner{padding-block:56px 48px}
  .btn{padding:16px 22px}
  .cta-row .btn{flex:1 1 auto;justify-content:center}
}

/* =====================================================================
   CINEMATIC HERO (homepage)
   ===================================================================== */
@keyframes rise{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}
.hero-copy{animation:rise 1.1s var(--ease) .9s both}
.hero .cta-row{animation:rise 1.1s var(--ease) 1.1s both}
@media (prefers-reduced-motion:reduce){.hero h1 span,.hero-copy,.hero .cta-row{animation:none}}

/* =====================================================================
   SECTION PAGES: shared structure
   ===================================================================== */
.shero{position:relative;isolation:isolate;min-height:min(72svh,660px);display:flex;align-items:flex-end;overflow:hidden;border-bottom:1px solid var(--line)}
.shero-media{position:absolute;inset:0;z-index:-2;background:var(--black);overflow:hidden}
.shimg{position:absolute;top:0;right:0;height:100%;aspect-ratio:1/1;overflow:hidden}
.shimg img{position:absolute;inset:0;width:100%;height:100%;animation:kb 32s ease-in-out infinite alternate;transform-origin:70% 50%}
.shimg::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#0b0c0e 0%,rgba(11,12,14,.65) 18%,rgba(11,12,14,0) 48%)}
@keyframes kb{from{transform:scale(1)}to{transform:scale(1.06)}}
.shero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#0b0c0e 0%,rgba(11,12,14,.94) 30%,rgba(11,12,14,.5) 48%,rgba(11,12,14,0) 70%),linear-gradient(0deg,var(--black) 0%,rgba(11,12,14,0) 28%)}
.shero-inner{width:100%;padding-block:clamp(72px,10vw,130px) clamp(44px,5vw,70px)}
.shero .idx{font-family:var(--f-head);font-stretch:112%;font-weight:600;font-size:var(--step--1);letter-spacing:.2em;text-transform:uppercase;color:var(--accent,var(--steel-dim))}
.shero h1{font-family:var(--f-head);font-stretch:125%;font-weight:800;font-size:clamp(2.4rem,6.6vw,6.2rem);line-height:.96;letter-spacing:-.02em;margin-top:16px;max-width:12em}
.lede{margin-top:22px;max-width:30em;font-size:clamp(1.05rem,1rem + .4vw,1.35rem);color:var(--steel)}
.block{padding-block:clamp(56px,8vw,112px)}
.block h2.title{font-family:var(--f-head);font-stretch:112%;font-weight:700;font-size:clamp(1.5rem,2.6vw,2.3rem);line-height:1.1;letter-spacing:-.01em}
.block .sub{margin-top:12px;color:var(--steel);max-width:34em}
.kicker{font-family:var(--f-head);font-stretch:112%;font-weight:600;font-size:var(--step--1);letter-spacing:.18em;text-transform:uppercase;color:var(--accent,var(--steel-dim));margin-bottom:14px}
.listing-empty{position:relative;border:1px dashed var(--line-strong);padding:clamp(28px,4vw,56px);color:var(--steel);max-width:52em}
.listing-empty strong{display:block;font-family:var(--f-head);font-stretch:112%;font-weight:700;color:var(--ink);font-size:1.15rem;margin-bottom:8px}
.crosslinks{border-top:1px solid var(--line);padding-block:34px 56px}
.crosslinks .row{display:flex;flex-wrap:wrap;gap:10px 34px;align-items:center}
.crosslinks a{font-family:var(--f-head);font-stretch:108%;font-weight:600;text-decoration:none;color:var(--steel);display:inline-flex;gap:8px;align-items:center}
.crosslinks a:hover{color:#fff}
.crosslinks a svg{width:16px;height:16px}
@media (max-width:760px){
  .shero{min-height:min(76svh,620px)}
  .shimg{right:-10%}
  .shero::before{background:linear-gradient(0deg,rgba(11,12,14,.96) 0%,rgba(11,12,14,.8) 48%,rgba(11,12,14,.25) 100%)}
}
@media (prefers-reduced-motion:reduce){.shimg img{animation:none}}

/* SVG line-draw + reveal helpers */
.draw path,.draw line,.draw circle,.draw rect,.draw polyline{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.8s var(--ease)}
.draw.in path,.draw.in line,.draw.in circle,.draw.in rect,.draw.in polyline{stroke-dashoffset:0}
@media (prefers-reduced-motion:reduce){.draw path,.draw line,.draw circle,.draw rect,.draw polyline{stroke-dashoffset:0;transition:none}}

/* =====================================================================
   TECHNICAL: blueprint / CAD
   ===================================================================== */
.sec-technical{--accent:#8fb8d9}
.sec-technical main{background-image:linear-gradient(rgba(143,184,217,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(143,184,217,.055) 1px,transparent 1px);background-size:56px 56px;background-position:-1px -1px}
.sec-technical .shero{background:none}
.ruler{display:flex;justify-content:space-between;margin-top:34px;max-width:620px;height:18px;border-top:1px solid var(--line-strong);background:repeating-linear-gradient(90deg,var(--line-strong) 0 1px,transparent 1px 24px)}
.spec{border-top:1px solid var(--line-strong);margin-top:34px}
.spec li{display:grid;grid-template-columns:72px minmax(0,1fr) minmax(0,1.3fr);gap:clamp(12px,3vw,40px);padding:22px 0;border-bottom:1px solid var(--line);align-items:baseline}
.spec .code{font-variant-numeric:tabular-nums;letter-spacing:.14em;font-size:.8rem;color:var(--accent);font-weight:600}
.spec h3{font-family:var(--f-head);font-stretch:112%;font-weight:600;font-size:clamp(1.1rem,1.6vw,1.45rem)}
.spec p{color:var(--steel)}
.sec-technical .listing-empty::before,.sec-technical .listing-empty::after{content:"";position:absolute;width:18px;height:18px;border:2px solid var(--accent)}
.sec-technical .listing-empty::before{left:-2px;top:-2px;border-right:0;border-bottom:0}
.sec-technical .listing-empty::after{right:-2px;bottom:-2px;border-left:0;border-top:0}
@media (max-width:760px){.spec li{grid-template-columns:44px 1fr}.spec p{grid-column:2}}

/* =====================================================================
   DIGITAL TOOLS: precision instrument
   ===================================================================== */
.sec-tools{--accent:var(--copper-soft)}
.panel{display:grid;grid-template-columns:minmax(240px,440px) 1fr;gap:clamp(32px,7vw,110px);align-items:center}
.gauge{width:100%;max-width:440px;aspect-ratio:1/1;justify-self:center}
.gauge .needle{transform-origin:120px 120px;transform:rotate(-78deg);transition:transform 2.6s cubic-bezier(.3,1.5,.5,1) .3s}
.gauge.in .needle{transform:rotate(28deg)}
.tools-list{border-top:1px solid var(--line-strong)}
.tools-list li{display:flex;align-items:center;gap:18px;padding:20px 0;border-bottom:1px solid var(--line);font-family:var(--f-head);font-stretch:108%;font-weight:600;font-size:clamp(1.05rem,1.6vw,1.4rem)}
.tools-list li::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--copper);box-shadow:0 0 0 3px rgba(216,101,28,.18);flex:none}
.tools-list li span{margin-left:auto;font-family:var(--f-body);font-weight:400;font-size:.88rem;color:var(--steel-dim);letter-spacing:0}
@media (prefers-reduced-motion:reduce){.gauge .needle{transform:rotate(28deg);transition:none}}
@media (max-width:860px){.panel{grid-template-columns:1fr}.gauge{max-width:320px}}

/* =====================================================================
   ENTERPRISE: automation / systems
   ===================================================================== */
.sec-enterprise{--accent:#b9c4cf}
.nodes{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,2vw,32px);margin-top:48px;padding-top:44px}
.nodes::before{content:"";position:absolute;left:0;right:0;top:11px;height:1px;background:linear-gradient(90deg,var(--line-strong),var(--steel-dim),var(--line-strong))}
.nodes .pulse{position:absolute;top:6px;left:0;width:11px;height:11px;border-radius:50%;background:var(--copper-soft);box-shadow:0 0 12px rgba(240,163,102,.7);animation:run 8s linear infinite}
@keyframes run{from{left:0;opacity:0}8%{opacity:1}92%{opacity:1}to{left:calc(100% - 11px);opacity:0}}
.node{position:relative}
.node::before{content:"";position:absolute;top:-39px;left:0;width:11px;height:11px;border:1.5px solid var(--steel);border-radius:2px;background:var(--black);transform:rotate(45deg)}
.node .n{font-size:.78rem;letter-spacing:.18em;color:var(--steel-dim);font-weight:600}
.node h3{font-family:var(--f-head);font-stretch:112%;font-weight:700;font-size:clamp(1.1rem,1.7vw,1.5rem);margin-top:8px;line-height:1.15}
.node p{margin-top:10px;color:var(--steel);font-size:.95rem}
@media (prefers-reduced-motion:reduce){.nodes .pulse{display:none}}
@media (max-width:860px){.nodes{grid-template-columns:1fr;padding-top:0;margin-top:30px;padding-left:34px}.nodes::before{left:5px;right:auto;top:0;bottom:0;width:1px;height:auto}.nodes .pulse{display:none}.node{padding-bottom:26px}.node::before{top:6px;left:-34px}}

/* =====================================================================
   PUBLICATIONS: editorial / catalogue
   ===================================================================== */
.sec-pubs{--accent:#d9b98a}
.paper{background:#ece5d8;color:#1b1915}
.paper .kicker{color:#7a5a2e}
.paper h2.title{color:#1b1915}
.paper .sub{color:#4a443a}
.shelf{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.shelf span{border:1px solid rgba(27,25,21,.3);padding:9px 16px;border-radius:999px;font-size:.92rem;font-weight:500}
.book{display:grid;grid-template-columns:minmax(150px,210px) 1fr;gap:clamp(22px,4vw,52px);align-items:start;margin-top:40px;padding-top:40px;border-top:1px solid rgba(27,25,21,.25)}
.book img{width:100%;height:auto;box-shadow:0 24px 40px -18px rgba(27,25,21,.55),0 0 0 1px rgba(27,25,21,.08)}
.book h3{font-family:var(--f-head);font-stretch:112%;font-weight:700;font-size:clamp(1.4rem,2.6vw,2.2rem);line-height:1.1}
.book .by{margin-top:10px;color:#4a443a}
.book dl{display:flex;flex-wrap:wrap;gap:8px 28px;margin:22px 0 0;font-size:.92rem}
.book dt{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:#7a5a2e}
.book dd{margin:2px 0 0}
.book .btn-primary{margin-top:26px;background:#1b1915;color:#f4efe5}
.book .btn-primary:hover{background:#3a352c}
.paper .note{margin-top:22px;font-size:.88rem;color:#5a5347}
@media (max-width:640px){.book{grid-template-columns:1fr}.book img{max-width:190px}}

/* =====================================================================
   INTELLIGENCE & RESEARCH: data
   ===================================================================== */
.sec-intel{--accent:#6fc3bd}
.chart{width:100%;height:auto;max-height:340px}
.chart .grid line{stroke:rgba(201,205,209,.14);stroke-width:1}
.chart .line{fill:none;stroke:var(--accent);stroke-width:2.4}
.chart .line2{fill:none;stroke:var(--copper-soft);stroke-width:2}
.chart .line,.chart .line2{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 2.4s var(--ease)}
.chart.in .line,.chart.in .line2{stroke-dashoffset:0}
.chart .bar{fill:rgba(111,195,189,.28);transform-origin:bottom;transform-box:fill-box;transform:scaleY(.04);transition:transform 1.2s var(--ease)}
.chart.in .bar{transform:scaleY(1)}
.chart .bar:nth-of-type(2){transition-delay:.1s}.chart .bar:nth-of-type(3){transition-delay:.2s}.chart .bar:nth-of-type(4){transition-delay:.3s}.chart .bar:nth-of-type(5){transition-delay:.4s}.chart .bar:nth-of-type(6){transition-delay:.5s}.chart .bar:nth-of-type(7){transition-delay:.6s}
.two{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(28px,6vw,96px);align-items:center}
.types{columns:2;column-gap:40px;border-top:1px solid var(--line-strong)}
.types li{break-inside:avoid;padding:16px 0;border-bottom:1px solid var(--line);font-family:var(--f-head);font-stretch:108%;font-weight:600}
@media (prefers-reduced-motion:reduce){.chart .bar{transform:none;transition:none}.chart .line,.chart .line2{stroke-dashoffset:0;transition:none}}
@media (max-width:860px){.two{grid-template-columns:1fr}.types{columns:1}}

/* =====================================================================
   LITTLE ENGINEERS landing: bright, friendly, aspirational
   ===================================================================== */
.le-page .le-hero{background:var(--le-cream);color:var(--le-ink);position:relative;overflow:hidden;padding-block:clamp(56px,8vw,110px)}
.le-page .le-hero::before{content:"";position:absolute;width:640px;height:640px;right:-160px;top:-220px;border-radius:50%;background:radial-gradient(circle at 40% 40%,#ffe19a,rgba(255,225,154,0) 70%)}
.le-hero .grid{position:relative;display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(24px,5vw,80px);align-items:center}
.le-hero h1{font-family:var(--f-le);font-weight:700;font-size:clamp(3.2rem,9vw,7.6rem);line-height:.92;letter-spacing:-.025em}
.le-hero .by{display:block;margin-top:26px;font-size:.92rem;font-weight:500;letter-spacing:.04em;color:#4a5275}
.le-hero p.intro{margin-top:26px;max-width:30em;font-size:clamp(1.05rem,1rem + .4vw,1.3rem);color:#2e3659}
.le-hero .art{border-radius:44px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(29,37,64,.45);background:#fff7e6}
.le-hero .art img{width:100%;height:auto}
.age{padding-block:clamp(48px,7vw,96px);color:var(--le-ink)}
.age .grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,80px);align-items:center}
.age.flip .art{order:-1}
.age .art{border-radius:36px;overflow:hidden;background:rgba(255,255,255,.5)}
.age .art img{width:100%;height:auto}
.age .range{font-family:var(--f-le);font-weight:700;font-size:clamp(3.4rem,9vw,7rem);line-height:.9;letter-spacing:-.03em}
.age .range small{display:block;font-family:var(--f-body);font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700;margin-bottom:10px}
.age p.what{margin-top:18px;font-size:clamp(1.05rem,1rem + .3vw,1.25rem);max-width:28em;font-weight:500}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.chips span{background:rgba(255,255,255,.65);border-radius:999px;padding:8px 16px;font-size:.92rem;font-weight:600}
.age-a{background:var(--le-sun)}.age-b{background:var(--le-coral)}.age-c{background:var(--le-sky)}.age-d{background:var(--le-violet)}
.le-book{margin-top:30px;display:grid;grid-template-columns:96px 1fr;gap:18px;align-items:center;background:#fff;border-radius:22px;padding:16px;max-width:30em;box-shadow:0 14px 30px -18px rgba(29,37,64,.5)}
.le-book img{width:96px;height:auto;border-radius:6px}
.le-book h3{font-family:var(--f-le);font-weight:700;font-size:1.15rem;line-height:1.2}
.le-book p{font-size:.88rem;color:#4a5275;margin-top:4px}
.le-book a{display:inline-block;margin-top:10px;font-weight:700;color:var(--le-ink);text-underline-offset:4px}
.le-note{font-size:.9rem;margin-top:22px;color:rgba(29,37,64,.78);font-weight:500}
@media (max-width:820px){.le-hero .grid,.age .grid{grid-template-columns:1fr}.age.flip .art{order:0}.le-book{grid-template-columns:80px 1fr}.le-book img{width:80px}}

.age-d .art img{transform:scale(1.22)}


/* =====================================================================
   ROUND 4: two-line headline, video hero + motion control, image strips, gateway thumbnails
   ===================================================================== */
.hero h1{font-family:var(--f-head);font-weight:500;font-stretch:100%;font-size:clamp(1.4rem,7.2vw,5rem);line-height:1.04;letter-spacing:-.02em;color:var(--ink)}
.hero h1 span{display:block;white-space:nowrap}
.hero h1 b{font-weight:850;font-stretch:125%;letter-spacing:-.02em;background:linear-gradient(180deg,#fff 0%,#aeb4ba 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero h1 .l2{color:var(--steel);margin-top:.06em}
.hero h1 .l1{animation:rise 1.1s var(--ease) .2s both}
.hero h1 .l2{animation:rise 1.1s var(--ease) .5s both}
.hero-media .hm{position:absolute;top:0;right:0;height:100%;aspect-ratio:1/1;overflow:hidden}
.hero-media .hm img,.hero-media .hm video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.hero-media .hm video{opacity:0;transition:opacity 1.2s ease}
.hero-media.playing .hm video{opacity:1}
.hero-media .hm::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#0b0c0e 0%,rgba(11,12,14,.6) 18%,rgba(11,12,14,0) 48%)}
.hero-media.fx .hm img{animation:kb 30s ease-in-out infinite alternate;transform-origin:70% 50%}
.motion-toggle{position:absolute;right:var(--gutter);bottom:22px;z-index:5;display:inline-flex;align-items:center;gap:10px;background:rgba(11,12,14,.72);color:var(--ink);border:1px solid var(--line-strong);border-radius:999px;padding:9px 16px 9px 12px;font:600 .78rem/1 var(--f-head);letter-spacing:.14em;text-transform:uppercase;cursor:pointer;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.motion-toggle[hidden]{display:none}
.motion-toggle:hover{border-color:var(--steel)}
.motion-toggle svg{width:16px;height:16px}
.motion-toggle .ic-play{display:inline}.motion-toggle .ic-pause{display:none}
.motion-toggle.is-playing .ic-play{display:none}.motion-toggle.is-playing .ic-pause{display:inline}
@media (max-width:760px){.hero-media .hm{right:-6%}.motion-toggle{bottom:14px;right:16px}}

/* image strips (full-bleed, photographic) */
.strip{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:6px;height:clamp(200px,30vw,440px);background:var(--black)}
.strip figure{margin:0;position:relative;overflow:hidden;background:#101114}
.strip figure::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,12,14,.4),rgba(11,12,14,0) 55%);pointer-events:none}
.strip img{width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease)}
.strip figure:hover img{transform:scale(1.05)}
@media (max-width:760px){.strip{grid-template-columns:1fr 1fr;height:auto}.strip figure{height:170px}.strip figure:first-child{grid-column:1/-1;height:220px}}
.strip figure.reveal{transform:none}

/* gateway thumbnails (replace line motifs) */
.gate a{grid-template-columns:64px minmax(0,1fr) minmax(0,.9fr) 300px 40px}
.gate .thumb{display:block;width:100%;height:96px;overflow:hidden;border-radius:2px;background:#101114}
.gate .thumb img{width:100%;height:100%;object-fit:cover;filter:saturate(.7) brightness(.8);transition:transform .8s var(--ease),filter .5s}
.gate a:hover .thumb img,.gate a:focus-visible .thumb img{transform:scale(1.06);filter:none}
@media (max-width:1000px){.gate .thumb{grid-area:m;max-width:none;height:120px}}

/* Little Engineers: learn / explore / build */
.le-strip{background:var(--le-cream);padding-block:0 clamp(40px,6vw,80px)}
.le-strip .tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(10px,2vw,24px)}
.le-strip figure{margin:0;position:relative;border-radius:28px;overflow:hidden;background:#fff7e6;box-shadow:0 18px 40px -26px rgba(29,37,64,.5)}
.le-strip img{width:100%;height:auto;display:block}
.le-strip figcaption{position:absolute;left:16px;bottom:14px;font-family:var(--f-le);font-weight:700;font-size:clamp(1.3rem,2.6vw,2rem);color:var(--le-ink);background:rgba(255,246,229,.9);padding:4px 16px;border-radius:999px}
@media (max-width:640px){.le-strip .tiles{grid-template-columns:1fr}}

.gates-sec{padding-top:clamp(56px,7vw,100px)}
.gate .thumb img{filter:saturate(.8) brightness(.92)}

/* legal pages */
.legal .prose{max-width:44em;margin-top:28px}
.legal .prose p{margin-top:14px;color:var(--steel)}
.legal .prose h2{font-family:var(--f-head);font-stretch:112%;font-weight:700;font-size:1.25rem;margin-top:34px;color:var(--ink)}
.legal .prose a{color:var(--copper-soft);text-underline-offset:3px}