/* ============================================================
   quacktory · editorial-scandi
   visual language adapted from crit/noho-49762
   palette + type rhythm · warm neutrals, marigold accent
   ============================================================ */

*,
*::before,
*::after { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: #F4F1EA;
  color: #1A1A1A;
  font-family: 'Inter', system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; height: auto; }
svg { display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
dl, dt, dd { margin: 0; }

:root {
  --bg: #F4F1EA;
  --fg: #1A1A1A;
  --accent: #F5D93A;
  --muted: #C9B49A;
  --ink: #111111;
  --surface: #EFEAE0;
  --gutter: clamp(20px, 5vw, 80px);
  --rail-pad: clamp(20px, 4vw, 56px);
}

/* ============================================================
   TOPBAR · floating, two-corner chrome
   ============================================================ */

.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px var(--gutter);
  pointer-events: none;
}
.topbar > * { pointer-events: auto; }

.wordmark {
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
  line-height: 1;
  transition: opacity 200ms ease;
}
.wordmark:hover { opacity: 0.7; }
.wordmark--lg { font-size: clamp(28px, 3vw, 40px); }

.topbar__nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(17, 17, 17, 0.18);
  background: rgba(244, 241, 234, 0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: grid;
  place-items: center;
  color: var(--ink);
  transition: background 200ms ease, color 200ms ease, border-color 200ms ease, transform 200ms ease;
}
.icon-btn:hover {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
  transform: translateY(-1px);
}
.icon-btn--menu {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 44px;
}
.icon-btn--menu span {
  display: block;
  width: 16px;
  height: 1.5px;
  background: currentColor;
  border-radius: 2px;
  transition: width 200ms ease;
}
.icon-btn--menu:hover span:nth-child(1) { width: 12px; }
.icon-btn--menu:hover span:nth-child(3) { width: 12px; }

/* ============================================================
   HERO · duotone field (50/50 cream + tan) + giant headline
   pattern A · Noho first-screen
   ============================================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  padding-top: 96px;
  isolation: isolate;
}

.hero__field {
  position: absolute;
  inset: 0;
  width: 50%;
  z-index: 0;
}
.hero__field--cream { background: var(--surface); }
.hero__field--tan   { left: 50%; background: var(--muted); }

.hero__seam {
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  width: 1px;
  background: rgba(17, 17, 17, 0.08);
  z-index: 1;
  pointer-events: none;
}

.hero__inner {
  grid-column: 1 / -1;
  align-self: center;
  padding: 60px var(--gutter) 100px;
  text-align: center;
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.hero__eyebrow {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.55);
  margin: 0 0 36px;
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid rgba(17, 17, 17, 0.18);
  border-radius: 999px;
  background: rgba(244, 241, 234, 0.5);
  backdrop-filter: blur(4px);
}

.hero__headline {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: clamp(38px, 6.4vw, 96px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 0 auto 28px;
  max-width: 16ch;
  color: var(--ink);
}

.hero__sub {
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.5;
  color: rgba(26, 26, 26, 0.7);
  max-width: 38ch;
  margin: 0 auto 44px;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 28px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: background 240ms ease, color 240ms ease, transform 240ms ease;
  position: relative;
}
.hero__cta::after {
  content: "→";
  font-size: 16px;
  transition: transform 240ms ease;
}
.hero__cta:hover {
  background: var(--accent);
  color: var(--ink);
  transform: translateY(-1px);
}
.hero__cta:hover::after { transform: translateX(4px); }

/* The "plus" pills that flank the seam — Noho chrome echo */
.hero .plus {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(17, 17, 17, 0.25);
  background: rgba(244, 241, 234, 0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  font-size: 20px;
  font-weight: 300;
  color: var(--ink);
  z-index: 3;
  transition: background 240ms ease, transform 240ms ease, border-color 240ms ease;
}
.hero .plus--left  { left: calc(50% - 60px); }
.hero .plus--right { left: calc(50% + 16px); }
.hero .plus:hover {
  background: var(--accent);
  transform: translateY(-50%) scale(1.08);
  border-color: var(--ink);
}

.hero__scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.55);
  z-index: 3;
}
.hero__scroll-line {
  width: 1px;
  height: 32px;
  background: linear-gradient(to bottom, rgba(17, 17, 17, 0.5), transparent);
  animation: scrollPulse 2.4s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.7); }
  50%      { opacity: 1;   transform: scaleY(1); }
}

/* ============================================================
   SECTION · shared head pattern (label + title)
   ============================================================ */

.scale__head,
.collection__head,
.b2b__head,
.how__head {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
  align-items: end;
  padding-bottom: clamp(40px, 6vw, 80px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.12);
  margin-bottom: clamp(40px, 6vw, 80px);
}

.scale__label {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.55);
  font-weight: 500;
}

.scale__title,
.collection__title,
.how__title {
  font-size: clamp(24px, 2.6vw, 40px);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
  max-width: 32ch;
  color: var(--ink);
}

/* ============================================================
   01 · LINEAGE · scale rail (4 cm → 3 m)
   ============================================================ */

.scale {
  background: var(--bg);
  padding: clamp(80px, 12vw, 160px) var(--gutter) clamp(60px, 8vw, 100px);
}

.scale__rail {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--gutter);
  align-items: end;
}

.scale__step {
  display: flex;
  flex-direction: column;
  gap: 18px;
  cursor: pointer;
  position: relative;
  transition: transform 280ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.scale__step:hover { transform: translateY(-6px); }

.scale__object {
  position: relative;
  display: grid;
  place-items: end center;
  background: var(--surface);
  border-radius: 4px;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  padding: 12px;
  transition: background 280ms ease, box-shadow 280ms ease;
}
.scale__object::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 50%;
  background: radial-gradient(ellipse at center bottom, var(--step-glow, transparent) 0%, transparent 70%);
  opacity: 0.4;
  pointer-events: none;
  transition: opacity 280ms ease;
}
.scale__step:hover .scale__object {
  background: #fff;
  box-shadow: 0 24px 50px -22px var(--step-glow, rgba(0, 0, 0, 0.18));
}
.scale__step:hover .scale__object::after { opacity: 0.95; }

.scale__object--micro     { --step-glow: #F5D93A; }
.scale__object--classic   { --step-glow: #E0BE8B; }
.scale__object--designer  { --step-glow: #B9A8DC; }
.scale__object--mega      { --step-glow: #7A9559; }
.scale__object--architect { --step-glow: #C9B49A; }

.scale__object img {
  width: var(--obj-w, 60%);
  max-height: 86%;
  object-fit: contain;
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.15));
  transition: transform 360ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.scale__step:hover .scale__object img {
  transform: translateY(-6px) rotate(-1.5deg) scale(1.04);
}

.scale__object--micro     img { --obj-w: 36%; }
.scale__object--classic   img { --obj-w: 52%; }
.scale__object--designer  img { --obj-w: 62%; }
.scale__object--mega      img { --obj-w: 80%; }
.scale__object--architect img { --obj-w: 100%; }

.scale__meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.scale__size {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.5);
}
.scale__name {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.scale__hint {
  font-size: 12px;
  color: rgba(26, 26, 26, 0.55);
  font-style: italic;
}

/* ============================================================
   02 · COLLECTION · diptych (Noho first-screen pair)
   ============================================================ */

.collection {
  background: var(--surface);
  position: relative;
}
.collection__head {
  padding: clamp(80px, 10vw, 120px) var(--gutter) clamp(40px, 6vw, 80px);
  margin: 0;
  border-bottom: 1px solid rgba(17, 17, 17, 0.12);
  margin-bottom: 0;
}
.collection__split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 80vh;
  border-top: 1px solid rgba(17, 17, 17, 0.06);
}

.diptych {
  position: relative;
  padding: clamp(60px, 8vw, 100px) clamp(28px, 4vw, 80px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  cursor: pointer;
  transition: background 320ms ease;
}
.diptych + .diptych { border-left: 1px solid rgba(17, 17, 17, 0.08); }
.diptych--a { background: var(--surface); }
.diptych--b { background: var(--muted); }
.diptych:hover { background: #fff; }
.diptych--b:hover { background: #bca888; }

.diptych__media {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 8% 5%;
  z-index: 0;
  transition: transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.diptych:hover .diptych__media { transform: scale(1.05); }
.diptych__media img {
  max-width: 64%;
  max-height: 60%;
  object-fit: contain;
  filter: drop-shadow(0 30px 40px rgba(0, 0, 0, 0.22));
  transition: filter 400ms ease;
}
.diptych:hover .diptych__media img {
  filter: drop-shadow(0 36px 50px rgba(0, 0, 0, 0.28));
}

/* Per-item under-glow · marigold on cream, warm sand on tan */
.diptych--a .diptych__media::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 68%;
  transform: translateX(-50%);
  width: 70%;
  height: 60px;
  background: radial-gradient(ellipse, rgba(245, 217, 58, 0.55) 0%, transparent 70%);
  filter: blur(18px);
  z-index: -1;
}
.diptych--b .diptych__media::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 68%;
  transform: translateX(-50%);
  width: 80%;
  height: 70px;
  background: radial-gradient(ellipse, rgba(17, 17, 17, 0.32) 0%, transparent 70%);
  filter: blur(22px);
  z-index: -1;
}

.diptych__caption {
  position: relative;
  z-index: 1;
  max-width: 38ch;
}
.diptych__num {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.55);
  display: block;
  margin-bottom: 14px;
}
.diptych__name {
  font-size: clamp(36px, 4.4vw, 64px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  color: var(--ink);
}
.diptych__lede {
  font-size: 14px;
  line-height: 1.55;
  color: rgba(26, 26, 26, 0.74);
  margin: 0 0 20px;
  max-width: 34ch;
}
.diptych__price {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  display: inline-block;
  padding: 8px 12px;
  background: rgba(244, 241, 234, 0.65);
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 999px;
}

.diptych__chrome {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
}
.diptych--a .diptych__chrome { right: -22px; }
.diptych--b .diptych__chrome { left: -22px; }

.plus {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(17, 17, 17, 0.25);
  background: var(--bg);
  display: grid;
  place-items: center;
  font-size: 22px;
  font-weight: 300;
  color: var(--ink);
  transition: background 240ms ease, transform 240ms ease, border-color 240ms ease;
  cursor: pointer;
}
.plus:hover {
  background: var(--accent);
  transform: scale(1.1);
  border-color: var(--ink);
}

/* ============================================================
   IMAGE STRIP · pastel carousel (Noho second-screen)
   ============================================================ */

.strip {
  background: var(--bg);
  padding: clamp(60px, 8vw, 100px) 0;
  overflow: hidden;
  position: relative;
}
.strip__track {
  display: flex;
  gap: 16px;
  padding: 0 var(--rail-pad);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: rgba(17, 17, 17, 0.18) transparent;
}
.strip__track::-webkit-scrollbar { height: 6px; }
.strip__track::-webkit-scrollbar-track { background: transparent; }
.strip__track::-webkit-scrollbar-thumb {
  background: rgba(17, 17, 17, 0.18);
  border-radius: 3px;
}

.strip__tile {
  flex: 0 0 auto;
  width: clamp(220px, 22vw, 320px);
  aspect-ratio: 4 / 5;
  background: var(--tile, var(--muted));
  margin: 0;
  position: relative;
  overflow: hidden;
  scroll-snap-align: start;
  transition: transform 320ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.strip__tile:hover { transform: translateY(-6px); }
.strip__tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  mix-blend-mode: multiply;
  opacity: 0.85;
  transition: opacity 320ms ease, transform 600ms ease;
}
.strip__tile:hover img { opacity: 1; transform: scale(1.04); }
.strip__tile figcaption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(17, 17, 17, 0.82);
  background: rgba(244, 241, 234, 0.85);
  padding: 6px 9px;
  border-radius: 2px;
  z-index: 2;
}

.strip__cue {
  margin-top: 24px;
  padding: 0 var(--rail-pad);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.5);
  text-align: right;
}

/* ============================================================
   03 · B2B · dark editorial block
   ============================================================ */

.b2b {
  background: var(--ink);
  color: var(--bg);
  padding: clamp(80px, 10vw, 140px) var(--gutter);
}

.b2b__head .scale__label { color: rgba(244, 241, 234, 0.55); }
.b2b__head { border-bottom-color: rgba(244, 241, 234, 0.16); }

.b2b__title {
  font-size: clamp(26px, 3vw, 44px);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  max-width: 28ch;
  color: var(--bg);
}
.b2b__lede {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(244, 241, 234, 0.68);
  max-width: 56ch;
  margin: 0;
}

.b2b__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(244, 241, 234, 0.14);
  border: 1px solid rgba(244, 241, 234, 0.14);
}
.b2b__card {
  background: var(--ink);
  padding: 28px 24px 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: background 240ms ease;
  cursor: pointer;
}
.b2b__card:hover { background: #1c1c1c; }
.b2b__line {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--bg);
}
.b2b__time {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
  font-weight: 500;
}
.b2b__card p {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(244, 241, 234, 0.66);
  margin: 0;
}

.b2b__cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 56px;
  padding: 16px 28px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  color: var(--accent);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: background 240ms ease, color 240ms ease, transform 240ms ease;
}
.b2b__cta::after { content: "→"; transition: transform 240ms ease; }
.b2b__cta:hover {
  background: var(--accent);
  color: var(--ink);
  transform: translateY(-1px);
}
.b2b__cta:hover::after { transform: translateX(4px); }

/* ============================================================
   04 · HOW WE MAKE · five steps
   ============================================================ */

.how {
  background: var(--bg);
  padding: clamp(80px, 10vw, 140px) var(--gutter);
}

.how__list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--gutter);
}
.how__step {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-right: 8px;
  border-right: 1px solid rgba(17, 17, 17, 0.08);
  transition: transform 280ms ease;
}
.how__step:hover { transform: translateY(-4px); }
.how__step:last-child { border-right: 0; }
.how__num {
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  background: var(--ink);
  display: inline-block;
  padding: 4px 8px;
  border-radius: 2px;
  width: fit-content;
  margin-bottom: 6px;
}
.how__step h3 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
  color: var(--ink);
}
.how__step p {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(26, 26, 26, 0.66);
  margin: 0;
}

/* ============================================================
   MODAL · per-SKU detail panel
   ============================================================ */

.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
}
.modal[hidden] { display: none; }
.modal__scrim {
  position: absolute;
  inset: 0;
  background: rgba(17, 17, 17, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: fadeIn 240ms ease;
}
.modal__panel {
  position: relative;
  z-index: 1;
  width: min(960px, 100%);
  max-height: 88vh;
  background: var(--bg);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.45);
  animation: modalIn 380ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg);
  font-size: 24px;
  line-height: 1;
  display: grid;
  place-items: center;
  z-index: 2;
  border: 1px solid rgba(17, 17, 17, 0.12);
  transition: background 200ms ease, transform 200ms ease;
}
.modal__close:hover {
  background: var(--accent);
  transform: rotate(90deg);
}
.modal__body {
  display: grid;
  grid-template-columns: 5fr 6fr;
  gap: 0;
  overflow: auto;
}
.modal__media {
  background: var(--surface);
  display: grid;
  place-items: center;
  padding: 40px;
  min-height: 360px;
  position: relative;
}
.modal__media::before {
  content: "";
  position: absolute;
  bottom: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 70%;
  height: 40px;
  background: radial-gradient(ellipse, rgba(245, 217, 58, 0.45) 0%, transparent 70%);
  filter: blur(20px);
}
.modal__media img {
  max-width: 80%;
  max-height: 360px;
  object-fit: contain;
  filter: drop-shadow(0 20px 30px rgba(0, 0, 0, 0.18));
  position: relative;
  z-index: 1;
}
.modal__text {
  padding: 40px 40px 32px;
}
.modal__eyebrow {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.55);
  display: inline-block;
  padding: 5px 10px;
  background: var(--surface);
  border-radius: 999px;
  margin-bottom: 14px;
}
.modal__title {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin: 0 0 14px;
  color: var(--ink);
}
.modal__lede {
  font-size: 14px;
  line-height: 1.6;
  color: rgba(26, 26, 26, 0.7);
  margin: 0 0 26px;
}
.modal__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(17, 17, 17, 0.12);
}
.modal__specs > div { display: flex; flex-direction: column; gap: 4px; }
.modal__specs dt {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.5);
  font-weight: 500;
}
.modal__specs dd {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}

/* ============================================================
   FOOTER
   ============================================================ */

.foot {
  background: var(--surface);
  padding: clamp(60px, 8vw, 100px) var(--gutter) 32px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.foot__brand p {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(26, 26, 26, 0.66);
  max-width: 30ch;
  margin: 18px 0 0;
}
.foot__col h4 {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.5);
  margin: 0 0 18px;
  font-weight: 500;
}
.foot__col ul { display: flex; flex-direction: column; gap: 10px; }
.foot__col li {
  font-size: 13px;
  color: rgba(26, 26, 26, 0.8);
  cursor: pointer;
  transition: color 200ms ease, transform 200ms ease;
}
.foot__col li:hover {
  color: var(--ink);
  transform: translateX(2px);
}
.foot__base {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  padding-top: 32px;
  margin-top: 16px;
  border-top: 1px solid rgba(17, 17, 17, 0.1);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: rgba(26, 26, 26, 0.55);
}

/* ============================================================
   MOBILE · single breakpoint
   ============================================================ */

@media (max-width: 720px) {
  .topbar { padding: 14px 20px; }
  .topbar__nav .icon-btn:not(.icon-btn--menu) { display: none; }

  /* Hero: duotone becomes a vertical split */
  .hero {
    grid-template-columns: 1fr;
    min-height: 92vh;
    padding-top: 80px;
  }
  .hero__field { width: 100%; height: 50%; }
  .hero__field--tan { left: 0; top: 50%; }
  .hero__seam { left: 0; top: 50%; width: 100%; height: 1px; }
  .hero .plus--left  { left: auto; right: 18px; top: calc(50% - 60px); transform: none; }
  .hero .plus--right { left: 18px;  top: calc(50% + 16px); transform: none; }
  .hero__headline { font-size: 38px; }
  .hero__inner { padding: 36px 24px 64px; }

  .scale__head,
  .collection__head,
  .b2b__head,
  .how__head {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .collection__head { padding-left: 24px; padding-right: 24px; }
  .scale, .b2b, .how { padding-left: 24px; padding-right: 24px; }

  .scale__rail {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 1fr;
  }

  .collection__split { grid-template-columns: 1fr; }
  .diptych { min-height: 70vh; padding: 60px 28px; }
  .diptych + .diptych { border-left: 0; border-top: 1px solid rgba(17, 17, 17, 0.08); }
  .diptych__chrome {
    top: 24px;
    transform: none;
  }
  .diptych--a .diptych__chrome { right: 24px; left: auto; }
  .diptych--b .diptych__chrome { right: 24px; left: auto; }

  .strip__track { padding: 0 20px; }
  .strip__tile { width: 70vw; }

  .b2b__grid { grid-template-columns: 1fr 1fr; }
  .b2b__cta { margin-top: 40px; }

  .how__list { grid-template-columns: 1fr; }
  .how__step {
    border-right: 0;
    border-bottom: 1px solid rgba(17, 17, 17, 0.08);
    padding-bottom: 24px;
  }
  .how__step:last-child { border-bottom: 0; }

  .modal__body { grid-template-columns: 1fr; }
  .modal__media { min-height: 220px; padding: 24px; }
  .modal__text { padding: 24px; }
  .modal__specs { grid-template-columns: 1fr; gap: 14px; }

  .foot { grid-template-columns: 1fr 1fr; gap: 28px; }
  .foot__base { flex-direction: column; gap: 8px; }
}

/* ============================================================
   Reduced motion
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}