/* ============================================================
   NORDMASKIN — Scandinavian bold minimal
   Palette: paper / ink / walnut / birch / brass
   Type: Schibsted Grotesk (display + body), Spline Sans Mono (spec)
   ============================================================ */

:root {
  --paper: #FBFAF7;
  --ink: #141310;
  --walnut: #8A5A38;
  --walnut-deep: #5E3A22;
  --birch: #ECE8E0;
  --brass: #B99B6B;
  --font-sans: "Schibsted Grotesk", system-ui, sans-serif;
  --font-mono: "Spline Sans Mono", ui-monospace, monospace;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --measure: 34rem;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 1.0625rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
sup { font-size: 0.35em; font-weight: 500; }

a { color: inherit; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 2px; }

.mono {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.02em;
}

/* ---------- shared type ---------- */

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--walnut);
  margin-bottom: 1.5rem;
}
.eyebrow--light { color: var(--brass); }

.h-display {
  font-size: clamp(2.75rem, 6.5vw, 5.5rem);
  font-weight: 850;
  letter-spacing: -0.035em;
  line-height: 0.98;
  text-wrap: balance;
}

.lede {
  max-width: var(--measure);
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  color: color-mix(in srgb, var(--ink) 78%, var(--paper));
}

/* ---------- buttons ---------- */

.btn {
  display: inline-block;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  padding: 0.9rem 1.8rem;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  transition: transform 140ms ease, background 140ms ease, color 140ms ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn--ink { background: var(--ink); color: var(--paper); }
.btn--ink:hover { background: var(--walnut-deep); border-color: var(--walnut-deep); }
.btn--ghost { background: transparent; color: var(--ink); }
.btn--paper { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--paper:hover { background: var(--brass); border-color: var(--brass); }
.btn--wide { width: 100%; text-align: center; }

/* ---------- nav ---------- */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem var(--gutter);
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
}
.nav__brand {
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: 1.15rem;
  text-decoration: none;
}
.nav__links { display: flex; gap: 2rem; align-items: center; }
.nav__links a {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  opacity: 0.85;
}
.nav__links a:hover { opacity: 1; }
.nav__cta {
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  padding: 0.45rem 1.1rem;
  opacity: 1 !important;
}
.nav__cta:hover { background: var(--ink); color: var(--paper); }

/* ---------- hero ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
}
.hero__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% 50%;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(251, 250, 247, 0.94) 0%,
    rgba(251, 250, 247, 0.62) 30%,
    rgba(251, 250, 247, 0) 60%);
  pointer-events: none;
}
.hero__copy {
  position: relative;
  z-index: 1;
  padding: 8rem var(--gutter) clamp(3rem, 8vh, 6rem);
  max-width: 60rem;
}
.hero .eyebrow { max-width: 22rem; }
.hero__title {
  font-size: clamp(2.5rem, 11vw, 10rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.92;
  text-transform: uppercase;
}
.hero__sub {
  margin-top: 1.75rem;
  max-width: 30rem;
  font-size: clamp(1.0625rem, 1.6vw, 1.3rem);
  font-weight: 500;
}
.hero__actions { display: flex; gap: 1rem; margin-top: 2.25rem; flex-wrap: wrap; }

/* ---------- stat strip ---------- */

.strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--birch);
  border-bottom: 1px solid var(--birch);
}
.strip__item {
  padding: clamp(1.5rem, 3vw, 2.75rem) var(--gutter);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.strip__item + .strip__item { border-left: 1px solid var(--birch); }
.strip__num {
  font-weight: 850;
  font-size: clamp(2rem, 4vw, 3.4rem);
  letter-spacing: -0.03em;
  line-height: 1;
}
.strip__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--ink) 55%, var(--paper));
}

/* ---------- the machine ---------- */

.machine {
  padding: clamp(5rem, 12vw, 10rem) var(--gutter) 0;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}
.machine__intro { position: sticky; top: 7rem; }
.machine__intro .lede { margin-top: 2rem; }
.machine__figure img { border-radius: 4px; }
.machine__figure figcaption {
  margin-top: 0.9rem;
  color: color-mix(in srgb, var(--ink) 55%, var(--paper));
}

/* ---------- gpus ---------- */

.gpus { padding: clamp(5rem, 12vw, 10rem) var(--gutter); }
.gpus__grid {
  margin-top: clamp(2.5rem, 6vw, 5rem);
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
}
.gpus__figure img { mix-blend-mode: multiply; }
.gpu-card__tag {
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--walnut);
}
.gpu-card__name {
  margin-top: 0.75rem;
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  font-weight: 850;
  letter-spacing: -0.03em;
  line-height: 1.02;
}
.gpu-card__vram {
  font-size: clamp(3.4rem, 7vw, 6rem);
  font-weight: 900;
  letter-spacing: -0.05em;
  line-height: 1;
  margin: 1rem 0 1.25rem;
  color: var(--walnut-deep);
}
.gpu-card__specs { list-style: none; display: grid; gap: 0.55rem; }
.gpu-card__specs li {
  padding-top: 0.55rem;
  border-top: 1px solid var(--birch);
  color: color-mix(in srgb, var(--ink) 72%, var(--paper));
}

/* ---------- flagship (NORD 192) ---------- */

.flagship {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}
.flagship__texture {
  position: absolute;
  inset: auto 0 0 0;
  width: 100%;
  height: 38%;
  object-fit: cover;
  opacity: 0.5;
  mask-image: linear-gradient(to top, black 30%, transparent);
  -webkit-mask-image: linear-gradient(to top, black 30%, transparent);
}
.flagship__inner {
  position: relative;
  padding: clamp(5rem, 13vw, 11rem) var(--gutter) clamp(7rem, 16vw, 14rem);
  max-width: 68rem;
}
.flagship__title {
  font-size: clamp(3rem, 9vw, 8.5rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.94;
  text-transform: uppercase;
}
.flagship__lede {
  margin-top: 2rem;
  max-width: var(--measure);
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  color: color-mix(in srgb, var(--paper) 78%, var(--ink));
}
.flagship__quote {
  margin-top: 3rem;
  font-size: clamp(1.4rem, 2.6vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--brass);
  max-width: 40rem;
}
.flagship__who {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2.5rem;
}
.flagship__who li {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 1rem;
  border: 1px solid color-mix(in srgb, var(--paper) 30%, transparent);
  border-radius: 999px;
}
.flagship__actions {
  margin-top: 3rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.flagship__price { color: var(--brass); font-size: 0.9rem; }

/* ---------- fleet band ---------- */

.fleet { position: relative; }
.fleet img { width: 100%; height: auto; }
.fleet__caption {
  position: absolute;
  top: clamp(1rem, 6vw, 4rem);
  left: 0;
  right: 0;
  margin-inline: auto;
  width: max-content;
  max-width: 90vw;
  text-align: center;
  font-size: clamp(1.5rem, 3.6vw, 3rem);
  font-weight: 850;
  letter-spacing: -0.03em;
}

/* ---------- configurator ---------- */

.config { padding: clamp(5rem, 12vw, 10rem) var(--gutter); }
.config__head .lede { margin-top: 2rem; }
.config__body {
  margin-top: clamp(3rem, 7vw, 6rem);
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(19rem, 4fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

/* included-with-every-machine strip */
.config__included {
  list-style: none;
  margin-top: clamp(2rem, 4vw, 3rem);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  border-top: 1px solid var(--birch);
  border-bottom: 1px solid var(--birch);
  padding: 1.5rem 0;
}
.config__included li {
  font-size: 0.75rem;
  line-height: 1.6;
  color: color-mix(in srgb, var(--ink) 60%, var(--paper));
}
.config__included strong {
  display: block;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.68rem;
  color: var(--walnut);
  margin-bottom: 0.35rem;
}

/* option sub-group labels (chassis, network & display) */
.opts-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: color-mix(in srgb, var(--ink) 50%, var(--paper));
  margin-top: 1.5rem;
}
.opts-label:first-of-type { margin-top: 0; }
.opts--sm .opt__name { font-size: clamp(1.3rem, 2.3vw, 1.9rem); }

/* chassis step: options + floating 360° stage */
.chassis {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
.chassis__stage {
  position: relative;
  display: grid;
  place-items: center;
}
.chassis__stage img {
  width: 100%;
  max-width: 26rem;
  height: auto;
  mix-blend-mode: multiply;   /* white renders float on the paper — no box, no shadow */
  animation: chassis-float 7s ease-in-out infinite;
}
@keyframes chassis-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.spin-btn {
  position: absolute;
  right: 0.25rem;
  bottom: 0.25rem;
  appearance: none;
  background: none;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  width: 3.2rem;
  height: 3.2rem;
  cursor: pointer;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--ink);
  transition: background 140ms ease, color 140ms ease, rotate 400ms ease;
}
.spin-btn:hover { background: var(--ink); color: var(--paper); rotate: 180deg; }

.step {
  border: 0;
  padding: clamp(2rem, 4vw, 3rem) 0;
  border-top: 1px solid var(--birch);
}
.step legend {
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
  padding-bottom: 1.5rem;
  float: left;      /* legend participates in normal flow */
  width: 100%;
}
.step__num { color: var(--walnut); }
.step__name {
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
}
.step::after { content: ""; display: block; clear: both; }
/* the floated legend squeezes adjacent formatting contexts — clear them */
.step .opts, .step .toggle, .step__extra, .step .qty, .qty__hint,
.step .chassis, .step .opts-label, .step .step__note { clear: both; }

/* option rows — the giant-type selector */
.opts { display: grid; }
.opt {
  appearance: none;
  background: none;
  border: 0;
  border-top: 1px solid transparent;
  text-align: left;
  cursor: pointer;
  font-family: var(--font-sans);
  color: inherit;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.55rem 0;
}
.opt__name {
  font-size: clamp(1.5rem, 3.2vw, 2.5rem);
  font-weight: 850;
  letter-spacing: -0.03em;
  line-height: 1.1;
  position: relative;
  color: color-mix(in srgb, var(--ink) 38%, var(--paper));
  transition: color 160ms ease;
}
.opt__name::after {
  content: "";
  position: absolute;
  left: 0; bottom: -0.12em;
  height: 0.09em;
  width: 100%;
  background: var(--walnut);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms cubic-bezier(0.22, 1, 0.36, 1);
}
.opt__meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: color-mix(in srgb, var(--ink) 48%, var(--paper));
  text-align: right;
  flex-shrink: 0;
}
.opt:hover .opt__name { color: color-mix(in srgb, var(--ink) 70%, var(--paper)); }
.opt[aria-checked="true"] .opt__name { color: var(--ink); }
.opt[aria-checked="true"] .opt__name::after { transform: scaleX(1); }
.opt[disabled] { cursor: not-allowed; }
.opt[disabled] .opt__name { color: color-mix(in srgb, var(--ink) 18%, var(--paper)); }
.opt[disabled]:hover .opt__name { color: color-mix(in srgb, var(--ink) 18%, var(--paper)); }

.step__note {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--walnut);
  padding-top: 0.75rem;
}

/* ECC + dual-GPU toggles */
.toggle {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-top: 1.75rem;
  cursor: pointer;
  max-width: 34rem;
}
.toggle input { position: absolute; opacity: 0; }
.toggle__track {
  flex-shrink: 0;
  width: 3.1rem;
  height: 1.75rem;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  position: relative;
  transition: background 180ms ease;
  margin-top: 0.1rem;
}
.toggle__track::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0.22rem;
  translate: 0 -50%;
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 50%;
  background: var(--ink);
  transition: left 180ms cubic-bezier(0.22, 1, 0.36, 1), background 180ms ease;
}
.toggle input:checked + .toggle__track { background: var(--walnut); border-color: var(--walnut); }
.toggle input:checked + .toggle__track::after { left: calc(100% - 1.4rem); background: var(--paper); }
.toggle input:focus-visible + .toggle__track { outline: 2px solid var(--ink); outline-offset: 3px; }
.toggle__text { font-weight: 700; font-size: 1rem; line-height: 1.4; }
.toggle__text em {
  display: block;
  font-style: normal;
  font-weight: 400;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  margin-top: 0.3rem;
  color: color-mix(in srgb, var(--ink) 55%, var(--paper));
}

/* quantity — tower glyphs */
.qty { display: flex; gap: clamp(0.75rem, 2vw, 1.5rem); flex-wrap: wrap; }
.qty__btn {
  appearance: none;
  background: none;
  border: 1.5px solid var(--birch);
  border-radius: 6px;
  padding: 1.1rem 1.2rem 0.9rem;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  transition: border-color 160ms ease, background 160ms ease;
}
.qty__btn:hover { border-color: color-mix(in srgb, var(--ink) 40%, var(--paper)); }
.qty__btn[aria-checked="true"] { border-color: var(--ink); background: #fff; }
.qty__towers { display: flex; gap: 5px; align-items: flex-end; height: 46px; }
.qty__towers rect.case { fill: none; stroke: color-mix(in srgb, var(--ink) 30%, var(--paper)); stroke-width: 1.5; }
.qty__towers rect.slat { fill: color-mix(in srgb, var(--ink) 18%, var(--paper)); }
.qty__btn[aria-checked="true"] .qty__towers rect.case { stroke: var(--ink); }
.qty__btn[aria-checked="true"] .qty__towers rect.slat { fill: var(--walnut); }
.qty__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: color-mix(in srgb, var(--ink) 60%, var(--paper));
}
.qty__btn[aria-checked="true"] .qty__num { color: var(--ink); font-weight: 600; }
.qty__hint { margin-top: 1.25rem; color: color-mix(in srgb, var(--ink) 55%, var(--paper)); }

/* ---------- ledger ---------- */

.ledger { position: sticky; top: 6.5rem; }
.ledger__plate {
  background: #fff;
  border: 1px solid var(--birch);
  border-radius: 8px;
  padding: 2rem 1.75rem;
  box-shadow: 0 24px 60px -36px rgba(20, 19, 16, 0.25);
}
.ledger__model {
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--walnut);
}
.ledger__spec { list-style: none; margin-top: 1.5rem; display: grid; gap: 0.6rem; }
.ledger__spec li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: color-mix(in srgb, var(--ink) 75%, var(--paper));
}
.ledger__spec li span:last-child { text-align: right; color: var(--ink); }
.ledger__divider { border-top: 1.5px solid var(--ink); margin: 1.5rem 0 1.25rem; }
.ledger__each, .ledger__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}
.ledger__each { margin-bottom: 0.4rem; }
.ledger__each-label, .ledger__total-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: color-mix(in srgb, var(--ink) 55%, var(--paper));
}
.ledger__each span:last-child { font-weight: 700; font-size: 1.15rem; letter-spacing: -0.01em; }
.ledger__total span:last-child {
  font-weight: 900;
  font-size: clamp(2rem, 3vw, 2.6rem);
  letter-spacing: -0.03em;
}
.ledger__total span:last-child.tick { animation: tick 260ms ease; }
@keyframes tick {
  0% { opacity: 0.25; transform: translateY(4px); }
  100% { opacity: 1; transform: translateY(0); }
}
.ledger__form { margin-top: 1.5rem; display: grid; gap: 1rem; }
.field { display: grid; gap: 0.4rem; }
.field__label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: color-mix(in srgb, var(--ink) 55%, var(--paper));
}
.field__label em { font-style: normal; text-transform: none; letter-spacing: 0.02em; }
.field input, .field textarea {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--birch);
  border-radius: 4px;
  padding: 0.65rem 0.75rem;
  resize: vertical;
}
.field input:focus-visible, .field textarea:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 1px;
  border-color: var(--ink);
}
.field ::placeholder { color: color-mix(in srgb, var(--ink) 35%, var(--paper)); }
.ledger__status { min-height: 1.2em; font-size: 0.78rem; }
.ledger__status[data-tone="ok"] { color: #2E6B3F; }
.ledger__status[data-tone="error"] { color: #A03B2A; }
.ledger .btn--wide { margin-top: 0.25rem; }
.ledger .btn--wide:disabled { opacity: 0.5; cursor: wait; transform: none; }
.ledger__fine {
  margin-top: 1rem;
  font-size: 0.72rem;
  line-height: 1.6;
  color: color-mix(in srgb, var(--ink) 50%, var(--paper));
}

/* ---------- footer ---------- */

.footer {
  border-top: 1px solid var(--birch);
  padding: clamp(3.5rem, 8vw, 6rem) var(--gutter) 2.5rem;
}
.footer__brand {
  font-weight: 900;
  font-size: clamp(2.4rem, 7vw, 5rem);
  letter-spacing: -0.04em;
}
.footer__cols {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 28rem));
  gap: 2rem;
}
.footer__cols .mono { color: color-mix(in srgb, var(--ink) 55%, var(--paper)); }
.footer__legal {
  margin-top: 3.5rem;
  font-size: 0.7rem;
  color: color-mix(in srgb, var(--ink) 40%, var(--paper));
}

/* ---------- mobile price bar ---------- */

.pricebar {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 40;
  display: none;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.8rem var(--gutter);
  background: color-mix(in srgb, var(--paper) 92%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--birch);
}
.pricebar__model { font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--walnut); }
.pricebar__price { font-weight: 850; font-size: 1.3rem; letter-spacing: -0.02em; }

/* ---------- reveal motion ---------- */

.reveal { opacity: 0; transform: translateY(22px); }
.reveal.is-in {
  opacity: 1;
  transform: none;
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
  .reveal.is-in { transition: none; }
  .opt__name::after, .toggle__track, .toggle__track::after, .btn { transition: none; }
  .ledger__total span:last-child.tick { animation: none; }
  .chassis__stage img { animation: none; }
  .spin-btn { transition: none; }
  .spin-btn:hover { rotate: none; }
}

/* ---------- responsive ---------- */

@media (max-width: 960px) {
  .config__included { grid-template-columns: 1fr 1fr; }
  .chassis { grid-template-columns: 1fr; }
  .chassis__stage { order: -1; }
  .chassis__stage img { max-width: 20rem; }
  .machine { grid-template-columns: 1fr; }
  .machine__intro { position: static; }
  .gpus__grid { grid-template-columns: 1fr 1fr; }
  .gpus__figure { grid-column: 1 / -1; order: 2; max-width: 34rem; margin: 0 auto; }
  .config__body { grid-template-columns: 1fr; }
  .ledger { position: static; }
  .pricebar { display: flex; }
  body { padding-bottom: 4.5rem; }
}

@media (max-width: 640px) {
  .nav__links a:not(.nav__cta) { display: none; }
  .config__included { grid-template-columns: 1fr; }
  .strip { grid-template-columns: 1fr 1fr; }
  .strip__item:nth-child(odd) { border-left: 0; }
  .strip__item:nth-child(n+3) { border-top: 1px solid var(--birch); }
  .gpus__grid { grid-template-columns: 1fr; }
  .hero__img { object-position: 78% 50%; }
  .opt { flex-direction: column; gap: 0.15rem; }
  .opt__meta { text-align: left; }
  .footer__cols { grid-template-columns: 1fr; }
}