/* KHADAS X · silkscreen system
   board: matte black solder mask · silk: silkscreen white · khx: kapton yellow · cu: copper */
:root{
  --board:#101210; --panel:#161a17; --panel-2:#1b201c;
  --silk:#e8ede6; --muted:#8b948b; --line:rgba(232,237,230,.13);
  --khx:#f5c400; --khx-ink:#151300; --cu:#c88a4b;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
  --sans:"IBM Plex Sans",system-ui,sans-serif;
  --disp:"Archivo",var(--sans);
  --pitch:18px; /* the 2.54mm joke, at screen scale */
}
*{margin:0;padding:0;box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scrollbar-gutter:stable;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  background:var(--board); color:var(--silk); font:400 16.5px/1.65 var(--sans);
  background-image:radial-gradient(rgba(232,237,230,.045) 1px, transparent 1.4px);
  background-size:var(--pitch) var(--pitch);
}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--khx);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--disp);font-weight:800;line-height:1.08;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3.4vw,2.4rem);margin:.35em 0 .45em}
h3{font-size:1.12rem;font-weight:800;margin:.5em 0 .35em}
.mono{font-family:var(--mono);font-size:.78rem;letter-spacing:.06em}
.muted{color:var(--muted)} .small{font-size:.74rem}

/* silkscreen designators */
.silk{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.22em;color:var(--khx);
  margin-bottom:1.1rem;
}
.silk::before{content:"■ ";color:var(--cu)}
.silk-dark{color:var(--khx-ink)} .silk-dark::before{color:rgba(21,19,0,.55)}

/* pin-header divider: a row of through-holes */
.pinrow{
  height:12px;margin:2.2rem 0;
  background:radial-gradient(circle 3px at center, var(--board) 2px, var(--line) 2.6px, transparent 3.4px);
  background-size:var(--pitch) 12px;background-position:center;
  border:0;
}
.pinrow-wide{max-width:1060px;margin:1.6rem auto}

/* header */
.top{
  position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:1.6rem;
  padding:.9rem max(calc((100vw - 1240px)/2), clamp(1rem,4vw,2.6rem));
  background:color-mix(in srgb, var(--board) 88%, transparent);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.mark{display:flex;align-items:center}
.mark img{height:15px;width:auto;display:block}
.pinout{display:flex;gap:1.4rem;margin-left:auto}
.pinout-util{margin-left:0;padding-left:1.4rem;border-left:1px solid var(--line)}
.pinout-util a{color:var(--cu)}
.pinout a{
  display:inline-block;white-space:nowrap;
  font-family:var(--mono);font-size:.92rem;letter-spacing:.08em;color:var(--muted);
  padding:.5rem .85rem;border:1px solid transparent;border-radius:3px;
  transition:color .12s ease,border-color .12s ease,background .12s ease;
}
.pinout a:hover{color:var(--khx);border-color:var(--line);background:rgba(245,196,0,.06)}
.top-cta{margin-left:.4rem;padding:.55rem 1.05rem;font-size:.7rem;border-width:1px;white-space:nowrap}

/* buttons · read as controls: chunky, uppercase, pressed state */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;cursor:pointer;
  font-family:var(--mono);font-size:.78rem;font-weight:600;
  letter-spacing:.14em;text-transform:uppercase;
  padding:.95rem 1.7rem;border:2px solid var(--khx);border-radius:4px;
  transition:transform .12s ease, background .12s ease, color .12s ease, box-shadow .12s ease;
}
.btn::after{content:"›";font-weight:400;translate:0 -1px}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn-solid{background:var(--khx);color:var(--khx-ink);box-shadow:inset 0 -2px 0 rgba(21,19,0,.28)}
.btn-solid:hover{background:#ffd634}
.btn-solid:active{box-shadow:inset 0 2px 0 rgba(21,19,0,.28)}
.btn-ghost{color:var(--khx)}
.btn-ghost:hover{background:rgba(245,196,0,.12)}
.btn-pill{border-radius:999px;padding:.7rem 1.5rem;font-size:.72rem;margin-top:.4rem}
.btn-dark{background:var(--khx-ink);color:var(--khx);border-color:var(--khx-ink);box-shadow:inset 0 -2px 0 rgba(0,0,0,.5)}
.btn-dark:hover{background:#000}

/* hero · Makers Hub, board floating over the wordmark (Miro 11.20.33 comp) */
.hero{
  position:relative;overflow:hidden;text-align:center;
  min-height:92svh;display:grid;align-content:center;
  padding:clamp(4rem,9vh,6rem) clamp(1rem,4vw,2.6rem) 3rem;
  background:
    radial-gradient(ellipse 60% 42% at 50% 30%, rgba(232,237,230,.075), transparent 70%),
    linear-gradient(180deg, #242924 0%, var(--board) 78%);
  border-bottom:1px solid var(--line);
}
.hero-layers{position:absolute;inset:0;pointer-events:none}
.hlayer{position:absolute;inset:0;will-change:translate}
.hero-board-2{
  position:absolute;width:min(40vw,480px);height:auto;left:1%;bottom:2%;
  rotate:-11deg;opacity:.6;filter:drop-shadow(0 24px 40px rgba(0,0,0,.55));
}
.hero-board-1{
  position:absolute;width:min(44vw,560px);height:auto;right:-4%;top:4%;
  rotate:8deg;filter:drop-shadow(0 42px 70px rgba(0,0,0,.65));
}
.hero-inner{position:relative;max-width:1100px;margin:0 auto;width:100%}
.hub{
  font-family:var(--mono);font-weight:600;font-size:clamp(1.4rem,3.4vw,2.2rem);
  letter-spacing:.34em;color:var(--silk);margin-bottom:1.5rem;
}
.hub::after{content:"_";color:var(--khx)}
.hero-logo{width:min(84%,860px);height:auto;display:block;margin:0 auto;position:relative;filter:drop-shadow(0 3px 14px rgba(0,0,0,.85))}
.hero .pinrow{max-width:640px;margin:2.4rem auto}
.stats{display:flex;justify-content:center;gap:clamp(2rem,9vw,7rem);flex-wrap:wrap;margin-bottom:1.6rem}
.stats div{display:flex;flex-direction:column-reverse;gap:.15rem}
.stats dt{color:var(--muted);font-size:.7rem;letter-spacing:.12em}
.stats dd{font-family:var(--disp);font-weight:900;font-size:clamp(1.6rem,3.4vw,2.3rem);color:var(--khx)}
.lede.lede-center{margin-left:auto;margin-right:auto;text-align:center}
.hello{font-family:var(--disp);font-weight:800;font-size:clamp(1.4rem,3vw,2rem);color:var(--khx)}
.lede{max-width:56ch;color:var(--muted);margin:.9rem 0 1.7rem;font-size:1.02rem}
.cta-row{display:flex;gap:.9rem;flex-wrap:wrap}
.positioning{padding-bottom:1rem}
.lede.lede-wide{
  max-width:none;text-align:justify;font-size:clamp(1.15rem,1.9vw,1.5rem);
  line-height:1.75;color:var(--silk);
}
.section-lede{max-width:58ch;color:var(--muted);margin-bottom:1.8rem}

/* project show room carousel */
.wrap-wide{max-width:1240px}
.carousel{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:1.15rem 3.4rem 1.3rem}
.carousel-tabs{display:flex;gap:.4rem;margin-bottom:1rem}
.carousel-tabs button{
  font-family:var(--mono);font-size:.72rem;letter-spacing:.14em;cursor:pointer;
  background:none;border:1px solid var(--line);border-radius:3px;color:var(--muted);
  padding:.4rem .8rem;transition:color .12s ease,border-color .12s ease;
}
.carousel-tabs button[aria-selected="true"]{color:var(--khx-ink);background:var(--khx);border-color:var(--khx)}
.carousel-tabs button:hover{border-color:var(--khx);color:var(--silk)}
.carousel-tabs button[aria-selected="true"]:hover{color:var(--khx-ink)}
@media (pointer:coarse){
  .carousel-tabs button{min-height:44px;padding:.6rem 1rem}
  .goitem,.eco-grid a{min-height:44px}
}
.carousel-arrow{
  position:absolute;top:50%;transform:translateY(-50%);cursor:pointer;
  background:none;border:0;color:var(--khx);font-size:1rem;padding:.6rem;
}
.carousel-arrow.prev{left:.5rem}.carousel-arrow.next{right:.5rem}
.carousel-arrow:hover{color:#ffd634}
.slide{display:grid;grid-template-columns:minmax(0,1.5fr) 1fr;gap:2rem;align-items:center}
.slide[hidden]{display:none}
.slide img{width:100%;height:auto;border-radius:3px;border:1px solid var(--line)}
.slide p{color:var(--muted);font-size:.95rem}
.slide .card-ref{margin-bottom:.5rem}
.slide-fig{
  aspect-ratio:624/409;display:flex;align-items:center;justify-content:center;text-align:center;
  border:1px dashed var(--line);border-radius:3px;color:var(--muted);
  letter-spacing:.25em;line-height:2;font-size:.8rem;
  background:radial-gradient(rgba(232,237,230,.05) 1px, transparent 1.4px);background-size:var(--pitch) var(--pitch);
}
.slide.active{animation:slidein .45s ease}
@keyframes slidein{from{opacity:0;transform:translateX(10px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.slide.active{animation:none}}

/* datasheet ratings table */
.ratings{border-collapse:collapse;width:100%;max-width:640px;margin:0 0 1rem}
.ratings caption{text-align:left;margin-bottom:.6rem}
.ratings td{border-top:1px solid var(--line);padding:.6rem .9rem .6rem 0;font-size:.95rem}
.ratings td:first-child{color:var(--muted);font-size:.74rem;width:11.5rem}
.ratings td:nth-child(2){font-family:var(--disp);font-weight:800;font-size:1.25rem;color:var(--khx)}
.ratings tr:last-child td{border-bottom:1px solid var(--line)}

/* the lab (kapton block) */
.lab{background:var(--khx);color:var(--khx-ink);padding:clamp(2.4rem,6vh,4rem) clamp(1rem,4vw,2.6rem)}
.lab-grid{max-width:1060px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr;gap:2.6rem;align-items:center}
.lab h2{color:var(--khx-ink)}
.lab p{color:rgba(21,19,0,.82);max-width:52ch}
.lab-note{font-size:.72rem;letter-spacing:.08em;margin-top:.9rem}
.wait{display:flex;flex-direction:column;gap:.55rem;background:rgba(21,19,0,.07);border:1px solid rgba(21,19,0,.25);border-radius:4px;padding:1.2rem}
.wait label{font-size:.7rem;letter-spacing:.18em}
.wait input{
  font:400 1rem var(--sans);padding:.7rem .8rem;border:1px solid rgba(21,19,0,.4);
  border-radius:3px;background:#fffdf2;color:#151300;
}
.wait input:focus-visible{outline-color:var(--khx-ink)}

/* generic sections + cards */
.wrap{max-width:1060px;margin:0 auto;padding:clamp(2.2rem,6vh,3.6rem) clamp(1rem,4vw,2.6rem)}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.cards2{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.cards6{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.card,.board,.goitem{
  background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:1.15rem;
  transition:border-color .12s ease, transform .12s ease;
}
.card:hover,.board:hover,.goitem:hover{border-color:var(--khx);transform:translateY(-2px)}
.card p{color:var(--muted);font-size:.92rem}
.card-ref{color:var(--cu);letter-spacing:.14em;font-size:.68rem}
.card-link{color:var(--khx);font-size:.78rem;display:inline-block;margin-top:.7rem}
.board h3{font-size:1.3rem;margin:.2rem 0 .4rem}
.board-spec{color:var(--muted);font-size:.72rem;line-height:1.7}
.board-new{color:var(--khx);font-size:.64rem;letter-spacing:.2em}
.board-photo{
  width:100%;height:180px;object-fit:contain;display:block;margin-bottom:.8rem;
  filter:drop-shadow(0 14px 22px rgba(0,0,0,.5));
}
.board-fig{
  height:180px;display:flex;align-items:center;justify-content:center;text-align:center;
  border:1px dashed var(--line);border-radius:3px;color:var(--muted);
  letter-spacing:.25em;line-height:2;font-size:.72rem;margin-bottom:.8rem;
}
.kit{display:flex;flex-direction:column;text-align:center}
.kit p{margin-left:auto;margin-right:auto}
.kit .card-link{align-self:center}
.kit p{max-width:44ch}
.kit .card-link{margin-top:auto;padding-top:.7rem}
.kit-photo{
  width:min(100%,420px);height:300px;object-fit:contain;display:block;margin:0 auto .9rem;
  filter:drop-shadow(0 16px 26px rgba(0,0,0,.5));
}
.kit-badge{
  display:inline-flex;align-items:center;gap:.45rem;align-self:center;
  font-family:var(--mono);font-size:.72rem;letter-spacing:.18em;color:var(--silk);
  border:1px solid var(--cu);border-radius:999px;padding:.4rem 1rem;margin-bottom:.9rem;
}
.kit-plate{
  width:100%;height:300px;object-fit:contain;display:block;margin:0 auto .9rem;padding:0 1rem;
  filter:drop-shadow(0 16px 26px rgba(0,0,0,.5));
}
.slide-cut{border:0;filter:drop-shadow(0 16px 26px rgba(0,0,0,.5))}

/* mind go imagery in the lab */
.lab-hero{max-width:1060px;margin:2.4rem auto 0}
.lab-hero img{
  width:min(100%,920px);height:auto;display:block;margin:0 auto;
  filter:drop-shadow(0 26px 44px rgba(21,19,0,.35));
}
.lab-hero figcaption,.lab-details figcaption{
  text-align:center;font-size:.66rem;letter-spacing:.24em;color:rgba(21,19,0,.6);margin-top:.5rem;
}
.lab-details{max-width:1060px;margin:1.6rem auto 0;display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem}
.lab-details figure{background:rgba(21,19,0,.85);border-radius:4px;padding:1rem}
.lab-details img{width:100%;height:190px;object-fit:contain;display:block}
.lab-details figcaption{color:rgba(245,196,0,.75)}

/* ecosystem strip */
.eco{
  margin-top:1.6rem;border:1px solid var(--cu);border-radius:4px;padding:1.2rem 1.3rem;
  background:linear-gradient(180deg, rgba(200,138,75,.08), transparent);
}
.eco-label{color:var(--cu);letter-spacing:.2em;font-size:.68rem;margin-bottom:.8rem}
.eco-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:.6rem;margin-bottom:.9rem;
  font-size:.72rem;letter-spacing:.06em;
}
.eco-grid a{
  display:flex;flex-direction:column;align-items:center;gap:.55rem;
  border:1px solid var(--line);border-radius:3px;padding:.9rem .5rem;text-align:center;
  transition:border-color .12s ease;
}
.eco-grid a:hover{border-color:var(--khx);color:var(--khx)}
.eco-grid a svg{width:30px;height:30px;fill:none;stroke:var(--cu);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}

/* where makers go */
.goitem{display:flex;flex-direction:column;gap:.3rem}
.go-icon{width:34px;height:34px;fill:none;stroke:var(--khx);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;margin-bottom:.4rem}
.goitem strong{font-family:var(--disp);font-weight:800}
.goitem span:last-child{color:var(--muted);font-size:.82rem}

.presale{padding-bottom:1rem}
.presale-block{
  background:var(--khx);color:var(--khx-ink);border-radius:4px;
  padding:clamp(1.6rem,4vw,2.6rem);margin-top:1.4rem;
}
.presale-block h2{color:var(--khx-ink)}
.presale-form{display:grid;grid-template-columns:1fr 1fr;gap:.8rem;max-width:760px}
.presale-form label{font-family:var(--mono);font-size:.66rem;letter-spacing:.18em;display:block;margin-bottom:.3rem}
.presale-form input,.presale-form textarea{
  width:100%;font:400 1rem var(--sans);padding:.7rem .8rem;
  border:1px solid rgba(21,19,0,.4);border-radius:3px;background:#fffdf2;color:#151300;
}
.presale-form input:focus-visible,.presale-form textarea:focus-visible{outline-color:var(--khx-ink)}
.presale-full{grid-column:1/-1}
.presale-form textarea{min-height:110px;resize:vertical}
@media (max-width:760px){.presale-form{grid-template-columns:1fr}}

/* footer */
.foot{padding:0 clamp(1rem,2vw,2rem) 2.4rem}
.foot-grid{max-width:none;margin:0 auto 1.6rem;display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:2rem;align-items:start}
.foot-logo{height:20px;width:auto;display:block;margin-bottom:1rem}
.foot .muted{max-width:38ch;font-size:.9rem;margin-bottom:.7rem}
.foot-head{color:var(--cu);font-size:.66rem;letter-spacing:.22em;margin-bottom:.7rem}
.foot-links{display:flex;flex-direction:column;gap:.55rem;font-size:.8rem}
.foot-links a:hover{color:var(--khx)}
.foot>.small{max-width:none;margin:0}

/* edge2 · developer resources card */
.dev-card{
  display:grid;grid-template-columns:1.1fr 1fr;gap:2.2rem;align-items:start;
  background:#0b0d0b;border:1px solid var(--line);border-radius:4px;
  padding:clamp(1.4rem,3.5vw,2.4rem);
}
.dev-tag{display:inline-block;background:var(--silk);color:#0b0d0b;padding:.2rem .6rem;font-size:.7rem;letter-spacing:.18em}
.dev-title{font-family:var(--mono);font-weight:600;font-size:clamp(2.6rem,6vw,4rem);color:var(--khx);margin:.3rem 0 .8rem}
.dev-photo{width:100%;height:auto}
.dev-bullets{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:.35rem .8rem;color:var(--muted);font-size:.74rem;margin-top:.6rem}
.dev-bullets li::before{content:"· ";color:var(--cu)}
.dev-specline{color:var(--silk);letter-spacing:.1em;margin-bottom:1rem}
.dev-right .btn{margin-bottom:1.6rem}
.res-head{color:var(--khx);letter-spacing:.16em;font-size:.76rem;margin:1.1rem 0 .6rem}
.res-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem}
.res-tiles a{
  border:1px solid var(--line);border-radius:3px;padding:1rem .5rem;text-align:center;
  font-size:.74rem;letter-spacing:.06em;transition:border-color .12s ease,color .12s ease;color:var(--silk);
}
.res-tiles a:hover{border-color:var(--khx);color:var(--khx)}

/* edge2 · chip intro + benchmarks */
.chip-intro{text-align:center}
.chip-head{font-family:var(--mono);font-weight:600;font-size:clamp(1.5rem,3.4vw,2.2rem);letter-spacing:.06em;color:var(--khx);margin-bottom:.4rem}
.chip-head-blue{color:var(--silk)}
.chip-sub{font-family:var(--disp);font-weight:800;margin-bottom:1rem}
.chip-copy{max-width:72ch;margin:0 auto 2.2rem;color:var(--muted);font-size:.82rem;line-height:1.9}
.bench{background:#f4f5f2;border-radius:4px;padding:clamp(1.2rem,3vw,2.2rem);text-align:left;color:#22251f}
.bench-label{font-weight:600;font-size:.85rem;margin-bottom:.4rem}
.bench-row{margin-bottom:1.1rem}
.bar{
  --v:50%;height:20px;width:var(--v);min-width:52px;border-radius:2px;margin-bottom:.3rem;
  display:flex;align-items:center;justify-content:flex-end;padding-right:.45rem;
}
.bar span{font-family:var(--mono);font-size:.68rem;color:#fff}
.bar-edge{background:linear-gradient(90deg,#6a2f8e,#9b59b6)}
.bar-edge2{background:linear-gradient(90deg,#1256c4,#1A95FF)}
.bench-legend{font-size:.72rem;display:flex;gap:.5rem;align-items:center;margin-top:.4rem}
.key{width:12px;height:12px;border-radius:2px;display:inline-block}
.key-edge{background:#6a2f8e}.key-edge2{background:#1A95FF}

/* edge2 · feature bands */
.feature{padding:clamp(2.2rem,6vh,3.6rem) clamp(1rem,4vw,2.6rem)}
.feature-alt{background:#0d1013;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.feature-inner{max-width:1060px;margin:0 auto;display:grid;grid-template-columns:1fr 1.2fr;gap:2.4rem;align-items:center}
.feature-inner.rev-order{grid-template-columns:1.2fr 1fr}
.feat-head{font-family:var(--mono);font-weight:600;font-size:clamp(1.3rem,2.8vw,1.9rem);color:var(--khx);margin-bottom:.7rem}
.feat-sub{color:var(--silk);font-size:.8rem;letter-spacing:.08em;margin-bottom:.5rem}
.feat-copy{color:var(--muted);max-width:56ch;margin-bottom:.6rem}
.feat-fig{
  aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;text-align:center;
  border:1px dashed var(--line);border-radius:3px;color:var(--muted);
  letter-spacing:.22em;line-height:2.1;font-size:.78rem;
  background:radial-gradient(rgba(232,237,230,.05) 1px, transparent 1.4px);background-size:var(--pitch) var(--pitch);
}

/* edge2 · interfaces + specs */
.ifaces{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:start;margin-top:1.6rem}
.ifaces figcaption{text-align:center;color:var(--silk);letter-spacing:.14em;font-size:.78rem;margin-bottom:1rem}
.ifaces img{width:100%;height:auto}
.spec-cols{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-top:1.6rem;font-size:.78rem;line-height:1.9;color:var(--muted)}
.spec-cols p{margin-bottom:1.2rem}
.spec-k{color:var(--silk)}

/* reveal (JS adds .in; static without JS) */
.rev{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.rev.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rev{opacity:1;transform:none;transition:none}}

/* orchestrated load moment (hero only) */
@media (prefers-reduced-motion:no-preference){
  .hero-inner>*{animation:heroin .6s cubic-bezier(.16,1,.3,1) backwards}
  .hero-inner>:nth-child(1){animation-delay:.05s}
  .hero-inner>:nth-child(2){animation-delay:.16s}
  .hero-inner>:nth-child(3){animation-delay:.3s}
  .hero-inner>:nth-child(4){animation-delay:.44s}
  .hero-inner>:nth-child(5){animation-delay:.58s}
  .hero-board-1{animation:boardfloat 1s cubic-bezier(.16,1,.3,1) backwards .2s}
  .hero-board-2{animation:boardin 1s ease backwards .3s}
}
@keyframes heroin{from{opacity:0;transform:translateY(18px)}}
@keyframes boardfloat{from{opacity:0;transform:translateY(-34px) scale(.96)}}
@keyframes boardin{from{opacity:0}}

/* responsive */
@media (max-width:960px){
  .cards6{grid-template-columns:repeat(2,1fr)}
  .cards4,.eco-grid{grid-template-columns:repeat(2,1fr)}
  .hero-board-1{width:60vw}
  .hero-board-2{display:none}
}
@media (max-width:760px){
  .pinout{display:none}
  .top{gap:.55rem;flex-wrap:wrap;justify-content:space-between}
  .mark img{height:13px}
  .top-cta{margin-left:0;padding:.45rem .65rem;font-size:.6rem;letter-spacing:.06em}
  .cur-select{margin-left:auto;padding:.35rem .5rem;font-size:.66rem}
  .cart-btn{padding:.35rem .5rem}
  .lab-grid,.foot-grid{grid-template-columns:1fr}
  .cards3,.cards2{grid-template-columns:1fr}
  .slide{grid-template-columns:1fr}
  .carousel{padding:1.15rem 1.15rem 1.3rem}
  .carousel-arrow{display:none}
  .dev-card,.feature-inner,.feature-inner.rev-order,.ifaces,.spec-cols{grid-template-columns:1fr}
  .feature-inner.rev-order .feat-fig{order:-1}
  .lab-details{grid-template-columns:1fr}
}
@media (max-width:460px){
  .cards6,.cards4,.eco-grid{grid-template-columns:1fr}
  .stats{flex-direction:column;gap:1.1rem}
}

/* ===== shop layer: cart, currency, product pages, shop grid ===== */
.cur-select{
  -webkit-appearance:none;appearance:none;
  font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;cursor:pointer;
  color:var(--silk);border:1px solid var(--line);border-radius:999px;
  padding:.45rem 1.5rem .45rem .8rem;margin-left:.4rem;
  background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%23f5c400' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right .6rem center/10px 6px;
}
.cur-select:hover{border-color:var(--khx)}
.cart-btn{
  position:relative;display:inline-flex;align-items:center;cursor:pointer;
  background:none;border:1px solid var(--line);border-radius:999px;padding:.45rem .6rem;
  color:var(--silk);transition:border-color .12s ease,color .12s ease;
}
.cart-btn:hover{border-color:var(--khx);color:var(--khx)}
.cart-btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.cart-count{
  position:absolute;top:-6px;right:-6px;min-width:18px;height:18px;border-radius:999px;
  background:var(--khx);color:var(--khx-ink);font-family:var(--mono);font-size:.66rem;
  display:grid;place-items:center;padding:0 4px;
}
.cart-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(420px,94vw);z-index:60;
  background:#0b0d0b;border-left:1px solid var(--khx);
  display:flex;flex-direction:column;
  transform:translateX(102%);transition:transform .38s cubic-bezier(.16,1,.3,1);will-change:transform;
  box-shadow:-30px 0 60px rgba(0,0,0,.5);
}
.cart-drawer.open{transform:none}
@media (prefers-reduced-motion:reduce){.cart-drawer{transition:none}}
.cart-head{
  display:flex;justify-content:space-between;align-items:center;
  padding:1.1rem 1.3rem;border-bottom:1px solid var(--line);
  color:var(--khx);letter-spacing:.3em;font-size:.9rem;
}
.cart-close{background:none;border:0;color:var(--muted);cursor:pointer;font-size:.85rem}
.cart-close:hover{color:var(--khx)}
.cart-lines{flex:1;overflow-y:auto;padding:1rem 1.3rem}
.cart-empty{color:var(--muted);letter-spacing:.08em}
.cart-line{
  display:grid;grid-template-columns:1fr auto auto auto;gap:.7rem;align-items:center;
  padding:.7rem 0;border-bottom:1px dashed var(--line);font-size:.74rem;
}
.cl-name{color:var(--silk)}
.cl-qty{display:inline-flex;gap:.45rem;align-items:center;color:var(--khx)}
.cl-qty button{background:none;border:1px solid var(--line);border-radius:3px;color:var(--silk);cursor:pointer;width:22px;height:22px}
.cl-qty button:hover{border-color:var(--khx)}
.cl-price{color:var(--khx)}
.cl-rm{background:none;border:0;color:var(--muted);cursor:pointer;font-size:.68rem}
.cl-rm:hover{color:#ff6b57}
.cart-foot{border-top:1px solid var(--line);padding:1.1rem 1.3rem}
.cart-total-line{display:flex;justify-content:space-between;color:var(--muted);letter-spacing:.2em;margin-bottom:.9rem}
.cart-total{color:var(--khx);font-size:1.05rem}
.cart-order{display:flex;flex-direction:column;gap:.5rem}
.cart-order label{font-size:.66rem;letter-spacing:.18em;color:var(--muted)}
.cart-order input[type=email]{
  font:400 1rem var(--sans);padding:.65rem .8rem;border:1px solid var(--line);
  border-radius:3px;background:#151714;color:var(--silk);
}
.cart-note{color:var(--muted);font-size:.66rem;letter-spacing:.04em}
body.drawer-open{overflow:hidden}

/* product page */
.crumb{color:var(--muted);margin-bottom:1.6rem}
.crumb a:hover{color:var(--khx)}
.p-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:2.6rem;align-items:center;margin-bottom:2.5rem}
.p-photo{display:grid;place-items:center;min-height:340px}
.p-img{width:100%;max-height:460px;object-fit:contain;filter:drop-shadow(0 20px 34px rgba(0,0,0,.5))}
.p-img-cut{filter:drop-shadow(0 16px 26px rgba(0,0,0,.35))}
.p-name{font-size:clamp(2rem,4.5vw,3rem);margin:.2em 0 .3em}
.p-price{font-family:var(--disp);font-weight:900;font-size:1.9rem;color:var(--khx);margin:1rem 0}
.p-variant-row{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1.2rem}
.p-variant{
  font-family:var(--mono);font-size:.85rem;padding:.65rem .8rem;max-width:340px;
  background:var(--panel);color:var(--silk);border:1px solid var(--line);border-radius:3px;
}
.p-cta-row{display:flex;gap:.9rem;flex-wrap:wrap;margin-bottom:1rem}
.p-add[disabled]{opacity:.5;cursor:not-allowed}
.p-features ul{list-style:none;margin:0 0 1rem}
.p-features li{padding:.45rem 0 .45rem 1.4rem;position:relative;color:var(--muted)}
.p-features li::before{content:"■";position:absolute;left:0;color:var(--cu);font-size:.6rem;top:.85rem}
.p-maker{color:var(--khx);letter-spacing:.1em;font-size:.72rem}
.p-specs{margin-top:2.2rem}
.p-spectable{max-width:760px}
.p-more{margin-top:2.6rem}

/* shop grid */
.shop-title{font-size:clamp(2.2rem,5vw,3.4rem);margin-bottom:.3em}
.shop-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.2rem;margin-top:2rem}
.shop-card{
  background:var(--panel);border:1px solid var(--line);border-radius:4px;padding:1.15rem;
  display:flex;flex-direction:column;transition:border-color .12s ease,transform .12s ease;
}
.shop-card:hover{border-color:var(--khx);transform:translateY(-2px)}
.shop-photo{display:block;background:#fff;border-radius:3px;margin-bottom:.9rem}
.shop-photo img{width:100%;height:190px;object-fit:contain;display:block;padding:.6rem}
.shop-photo .board-fig{height:190px;margin:0;border:0}
.shop-cut{background:transparent}
.shop-card h3 a:hover{color:var(--khx)}
.shop-line{font-size:.86rem;flex:1;margin:.3rem 0 .8rem}
.shop-pricing{font-family:var(--disp);font-weight:900;font-size:1.25rem;color:var(--khx);margin-bottom:.8rem}
.shop-cta{display:flex;gap:.9rem;align-items:center;flex-wrap:wrap}

/* footer · mirrors the 2.2 footer format with our content */
.foot{background:#0b0d0b;border-top:1px solid var(--line);padding:0}
.foot-container{max-width:1240px;margin:0 auto;padding:clamp(3.4rem,8vh,6rem) clamp(20px,4vw,56px) 2rem}
.foot-grid2{display:grid;grid-template-columns:1.3fr repeat(4,1fr);gap:1.5rem}
.foot-brand .foot-logo{width:min(100%,267px);height:auto;display:block;margin-bottom:.8rem}
.foot-brand p{max-width:30ch;font-size:.875rem;color:var(--muted)}
.foot-socials{display:flex;gap:10px;margin-top:1rem}
.foot-socials a{
  width:38px;height:38px;border-radius:999px;display:grid;place-items:center;
  background:rgba(232,237,230,.07);color:var(--silk);transition:background .12s ease,transform .12s ease;
}
.foot-socials a:hover{background:var(--khx);color:var(--khx-ink);transform:translateY(-2px)}
.foot-socials svg{width:17px;height:17px;fill:currentColor}
.foot-socials svg[fill=none]{fill:none;stroke:currentColor}
.foot-grid2 h4{
  font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cu);
  font-weight:600;margin-bottom:1rem;
}
.foot-grid2 ul{list-style:none}
.foot-grid2 li{margin-bottom:10px;font-size:.875rem}
.foot-grid2 li a{color:var(--muted)}
.foot-grid2 li a:hover{color:var(--khx)}
.foot-x{
  grid-column:1/-1;margin-top:2rem;padding-top:1.5rem;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;
  font-size:.74rem;color:var(--muted);
}
.foot-x a:not(.btn):hover{color:var(--khx)}
@media (max-width:860px){
  .foot-grid2{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
  .p-hero{grid-template-columns:1fr}
}

/* ===== round 4: showroom stability, qty, variant table, search, spacing ===== */
.slide-media{height:420px;display:grid;place-items:center;min-width:0}
.slide-media img{max-width:100%;max-height:100%;width:auto;height:auto}
.p-qty-label{align-self:center;letter-spacing:.18em;font-size:.66rem;color:var(--muted)}
.p-qty{
  width:70px;font-family:var(--mono);font-size:.95rem;text-align:center;
  padding:.7rem .4rem;background:var(--panel);color:var(--silk);
  border:1px solid var(--line);border-radius:3px;
}
.p-vdiff{margin-top:1.4rem}
.p-vdiff-table td,.p-vdiff-table td:nth-child(2){
  font-family:var(--sans);font-weight:400;font-size:.8rem;color:var(--muted);width:auto;
}
.p-vdiff-table td:first-child{font-family:var(--mono);font-size:.68rem;color:var(--muted)}
.p-vdiff-table td.vd-on{color:var(--khx);border-bottom:1px solid var(--khx)}
.shop-search{
  width:100%;max-width:460px;font-family:var(--mono);font-size:.9rem;
  padding:.75rem 1rem;margin:0 0 1rem;background:var(--panel);color:var(--silk);
  border:1px solid var(--line);border-radius:999px;
}
.shop-search:focus-visible{outline:2px solid var(--khx);outline-offset:2px}
.shop-photo{background:transparent}
.shop-photo img{height:230px;padding:.4rem}
.eco-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
/* whole card clickable via stretched primary link */
.board,.kit{position:relative}
.board .card-link::after,.kit .card-link::after{content:"";position:absolute;inset:0}
/* tighter rhythm: eco -> where-makers-go -> presale */
#go{padding-top:1.2rem;padding-bottom:1.4rem}
#help{padding-top:.6rem}

/* ===== mind-go page ===== */
.mg-hero{
  position:relative;overflow:hidden;min-height:94svh;display:grid;align-content:center;
  padding:clamp(4rem,8vh,6rem) clamp(1rem,4vw,2.6rem) 0;
  background:
    radial-gradient(ellipse 55% 40% at 50% 26%, rgba(245,196,0,.10), transparent 70%),
    linear-gradient(180deg, #20241f 0%, var(--board) 72%);
  border-bottom:1px solid var(--line);text-align:center;
}
.mg-hero-inner{position:relative;z-index:2;max-width:900px;margin:0 auto}
.mg-status{color:var(--khx);letter-spacing:.22em;font-size:.68rem;margin-bottom:1.2rem}
.mg-name{font-size:clamp(3.4rem,9vw,6rem);font-weight:900;letter-spacing:-.01em}
.mg-tag{color:var(--muted);font-size:clamp(1.05rem,1.8vw,1.35rem);line-height:1.6;margin:1rem 0 1.6rem}
.mg-cta{justify-content:center}
.mg-layer{position:relative;inset:auto;margin-top:2.2rem}
.mg-hero-img{
  display:block;width:min(92%,1050px);margin:0 auto -4%;height:auto;
  filter:drop-shadow(0 42px 70px rgba(0,0,0,.6));
}
.mg-decide{text-align:center}
.mg-decide .section-lede{margin-left:auto;margin-right:auto}
.mg-votes{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-top:1.4rem}
.mg-vote{
  display:inline-flex;align-items:center;gap:.9rem;border:1px solid var(--line);border-radius:999px;
  padding:.85rem 1.6rem;font-size:.82rem;letter-spacing:.14em;transition:border-color .12s ease;
}
.mg-vote:hover{border-color:var(--khx)}
.mg-vote em{font-style:normal;color:var(--khx);font-size:.7rem}
.mg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.2rem;margin-top:1.6rem}
.mg-card img{width:100%;height:210px;object-fit:cover;border-radius:3px;margin-bottom:.9rem;background:#0d100d}
.mg-card p{color:var(--muted);font-size:.92rem}
.mg-bench .lab-details{margin-top:1.6rem}
.mg-proto{grid-template-columns:1fr 1fr 1fr}
.mg-proto figure{background:var(--panel);border:1px solid var(--line)}
.mg-proto figcaption{color:var(--cu)!important}
@media (max-width:760px){.mg-proto{grid-template-columns:1fr}}
@media (prefers-reduced-motion:no-preference){
  .mg-hero-inner>*{animation:heroin .6s cubic-bezier(.16,1,.3,1) backwards}
  .mg-hero-inner>:nth-child(1){animation-delay:.05s}
  .mg-hero-inner>:nth-child(2){animation-delay:.16s}
  .mg-hero-inner>:nth-child(3){animation-delay:.3s}
  .mg-hero-inner>:nth-child(4){animation-delay:.44s}
  .mg-layer{animation:boardfloat 1.1s cubic-bezier(.16,1,.3,1) backwards .3s}
}

/* ===== pinned hero + overlay flow (technique from /1's home-over, our seam) ===== */
.hero{position:sticky;top:0;z-index:0}
.over{
  position:relative;z-index:1;background:var(--board);
  background-image:radial-gradient(rgba(232,237,230,.045) 1px, transparent 1.4px);
  background-size:var(--pitch) var(--pitch);
}
.over::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;pointer-events:none;
  background:linear-gradient(90deg,
    rgba(232,237,230,0) 0%, rgba(232,237,230,.08) 22%, rgba(232,237,230,.14) 38%,
    rgba(245,196,0,.65) 50%,
    rgba(232,237,230,.14) 62%, rgba(232,237,230,.08) 78%, rgba(232,237,230,0) 100%);
}
@media (prefers-reduced-motion:reduce){.hero{position:relative}}

/* eXplore Mind Go: centered in the kapton space, literal casing, kapton X */
.lab-explore-row{text-align:center;margin:2rem auto .6rem}
.lab-explore{text-transform:none;letter-spacing:.1em;font-size:.92rem;padding:1.05rem 2.2rem;gap:0;color:var(--silk)}
.lab-explore::after{margin-left:.55rem}
.lab-explore .xk{color:var(--khx);font-weight:700}