/* The Beatnix site — layout and components.
   Colours come only from theme.css (channel theme).
   Professional pass: sharp geometry, two-weight titles, product sections with interface illustrations. */

:root {
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --max: 75rem;
  --gutter: 2rem;
  --section: 6rem;
  --r-window: 0.5rem;
  --r-control: 0.1875rem;
  --header-h: 4rem;
  --ease: 160ms ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; scroll-padding-top: 8.5rem; }
html[data-beatnix-theme="dark"] { color-scheme: dark; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--beatnix-canvas);
  color: var(--beatnix-on-canvas);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, p, figure, dl, dd { margin: 0; }
img { max-width: 100%; display: block; }
button { font: inherit; color: inherit; cursor: pointer; }
a { color: var(--beatnix-primary-text); text-underline-offset: 0.2em; }
:focus-visible { outline: 2px solid var(--beatnix-focus); outline-offset: 3px; }

.wrap { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.skip-link {
  position: absolute; left: 1rem; top: -4rem; z-index: 20;
  background: var(--beatnix-surface); color: var(--beatnix-on-surface);
  padding: 0.75rem 1rem;
}
.skip-link:focus { top: 1rem; }

/* ---------- Type ---------- */

.eyebrow, .product-index, .step-num, .fine, .track-name, .seq-name, .seq-caption, .window-bar, .specs dt, .flow-num, .brain-label, .story-bars {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.25rem;
  color: var(--beatnix-on-surface-variant);
}
.eyebrow { margin-bottom: 1.25rem; }

/* Two-weight titles: the name, then what it is. */
.title-pair { display: flex; flex-direction: column; letter-spacing: -0.025em; }
.title-strong { font-weight: 700; }
.title-light { font-weight: 300; color: var(--beatnix-on-surface-variant); }
h1.title-pair { font-size: clamp(2.75rem, 6vw, 4.75rem); line-height: 1.02; }
h2.title-pair { font-size: clamp(2.25rem, 4vw, 3.25rem); line-height: 1.05; }
h3 { font-size: 1.125rem; line-height: 1.5rem; font-weight: 650; }

.sq { display: inline-block; width: 0.625rem; height: 0.625rem; flex: none; }
.d-bobber { background: var(--dev-bobber); }
.d-bopper { background: var(--dev-bopper); }
.d-hopper { background: var(--dev-hopper); }
.d-wobbler { background: var(--dev-wobbler); }

/* ---------- Buttons ---------- */

.button-primary, .button-ghost {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.625rem;
  min-height: 3rem; padding: 0.75rem 1.5rem;
  border-radius: var(--r-control);
  font-weight: 600; text-decoration: none; letter-spacing: 0.005em;
  transition: background-color var(--ease), border-color var(--ease), color var(--ease);
}
.button-primary { background: var(--beatnix-primary); color: var(--beatnix-on-primary); border: 1px solid var(--beatnix-primary); }
.button-primary:hover { background: var(--beatnix-primary-hover); border-color: var(--beatnix-primary-hover); }
.button-primary:active { background: var(--beatnix-primary-pressed); }
.button-ghost { color: var(--beatnix-on-canvas); border: 1px solid var(--beatnix-on-canvas); background: transparent; }
.button-ghost:hover { background: var(--beatnix-on-canvas); color: var(--beatnix-canvas); }
.button-small { min-height: 2.5rem; padding: 0.5rem 1rem; font-size: 0.9375rem; }

/* ---------- Header ---------- */

.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--beatnix-canvas) 92%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--beatnix-outline-variant);
}
.header-inner { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 1rem; height: var(--header-h); }

.wordmark {
  display: inline-flex; align-items: center; gap: 0.625rem; justify-self: start;
  font-weight: 700; font-size: 1.0625rem; letter-spacing: -0.01em;
  color: var(--beatnix-on-canvas); text-decoration: none;
}
.wordmark-badge { width: 2.25rem; height: 2.25rem; border-radius: 50%; }
.wordmark-small .wordmark-badge { width: 1.75rem; height: 1.75rem; }

.nav-list { list-style: none; margin: 0; padding: 0; display: flex; gap: 2rem; }
.nav-list a {
  font-size: 0.9375rem; font-weight: 500; text-decoration: none; color: var(--beatnix-on-canvas);
  min-height: 2.75rem; display: inline-flex; align-items: center; position: relative;
}
.nav-list a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0.6rem; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform var(--ease); }
.nav-list a:hover::after { transform: scaleX(1); }

.header-actions { justify-self: end; display: flex; align-items: center; gap: 0.75rem; }
.theme-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.5rem; height: 2.5rem; padding: 0;
  background: transparent; border: 1px solid var(--beatnix-outline-variant); border-radius: var(--r-control);
}
.theme-toggle:hover { border-color: var(--beatnix-on-canvas); }
.theme-toggle-icon {
  width: 0.875rem; height: 0.875rem; border-radius: 50%;
  background: linear-gradient(90deg, var(--beatnix-on-canvas) 50%, transparent 50%);
  border: 1.5px solid var(--beatnix-on-canvas);
}

/* ---------- Hero ---------- */

.hero { padding-bottom: 5rem; }

/* Full-bleed banner */
.hero-banner {
  position: relative; overflow: hidden;
  height: clamp(9rem, 15vw, 15rem);
  background: #F6EDD8; /* sampled banner paper */
  border-bottom: 1px solid var(--beatnix-outline-variant);
}
[data-beatnix-theme="dark"] .hero-banner { filter: brightness(0.92); }
.banner-scene {
  position: absolute; left: 0; bottom: 0; height: 100%; width: auto; max-width: none;
  -webkit-mask-image: linear-gradient(90deg, #000 85%, transparent);
          mask-image: linear-gradient(90deg, #000 85%, transparent);
}
.banner-wire { position: absolute; inset: 0; width: 100%; height: 100%; }
.banner-wire path { fill: none; stroke: #C8A15E; stroke-width: 1.25; vector-effect: non-scaling-stroke; opacity: 0.9; }
.birds { position: absolute; inset: 0; }
.bird {
  position: absolute; left: var(--x); top: var(--y);
  width: calc(1.75rem * var(--s)); height: auto; overflow: visible;
  animation: bird-drift calc(var(--d) * 3) ease-in-out var(--o) infinite alternate;
}
.bird path { fill: none; stroke: #1B2A33; stroke-width: 2; stroke-linecap: round; }
.wing { transform-origin: 14px 10px; animation: flap-l var(--d) ease-in-out var(--o) infinite; }
.wing-r { animation-name: flap-r; }
@keyframes flap-l { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(-24deg); } }
@keyframes flap-r { 0%, 100% { transform: rotate(0deg); } 50% { transform: rotate(24deg); } }
@keyframes bird-drift { from { transform: translate(0, 0); } to { transform: translate(0.75rem, -0.25rem); } }
@media (prefers-reduced-motion: reduce) {
  .bird, .wing { animation: none; }
}

.hero-main { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 4rem; align-items: end; }
.hero-badge {
  position: relative;
  width: 7.5rem; height: 7.5rem; border-radius: 50%;
  margin-top: -3.75rem; margin-bottom: 2rem;
  border: 4px solid var(--beatnix-canvas); background: var(--beatnix-canvas);
}
.lede { margin-top: 1.75rem; font-size: 1.1875rem; line-height: 1.8rem; max-width: 36rem; color: var(--beatnix-on-surface-variant); }
.hero-actions { margin-top: 2.25rem; display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* ---------- Window (interface frame) ---------- */

.window {
  background: var(--beatnix-surface);
  border: 1px solid var(--beatnix-outline-variant);
  border-radius: var(--r-window);
  overflow: hidden;
  box-shadow: 0 1px 0 var(--beatnix-outline-variant), 0 24px 48px -28px rgb(19 42 46 / 0.35);
}
.window-bar {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.625rem 0.875rem;
  border-bottom: 1px solid var(--beatnix-outline-variant);
  background: var(--beatnix-surface-variant);
  color: var(--beatnix-on-surface);
}
.window-lights { display: inline-flex; gap: 0.375rem; }
.window-lights i { width: 0.5625rem; height: 0.5625rem; border-radius: 50%; background: var(--beatnix-outline-variant); box-shadow: inset 0 0 0 1px var(--beatnix-outline); opacity: 0.8; }
.illus { margin-left: auto; padding: 0 0.5rem; border: 1px solid var(--beatnix-outline-variant); border-radius: var(--r-control); color: var(--beatnix-on-surface-variant); }
.window-body { padding: 1.25rem; display: grid; gap: 1rem; }

/* Band window */
.band-track {
  display: grid; grid-template-columns: 5.5rem 1fr; align-items: center; gap: 0.75rem;
  padding: 0.5rem 0; border-bottom: 1px solid var(--beatnix-outline-variant);
}
.track-name { color: var(--beatnix-on-surface); }
.chain { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; align-items: center; gap: 0.375rem; }
.chain li { display: inline-flex; align-items: center; min-height: 2.25rem; font-size: 0.9375rem; color: var(--beatnix-on-surface); }
.chain li + li::before { content: "→"; margin: 0 0.5rem 0 0.125rem; color: var(--beatnix-on-surface-variant); }
.chip { display: inline-flex; align-items: center; min-height: 2rem; padding: 0.125rem 0.75rem; border-radius: var(--r-control); font-weight: 650; }
.c-bobber { background: var(--dev-bobber-c); color: var(--dev-on-bobber-c); box-shadow: inset 3px 0 0 var(--dev-bobber); }
.c-bopper { background: var(--dev-bopper-c); color: var(--dev-on-bopper-c); box-shadow: inset 3px 0 0 var(--dev-bopper); }
.c-hopper { background: var(--dev-hopper-c); color: var(--dev-on-hopper-c); box-shadow: inset 3px 0 0 var(--dev-hopper); }
.c-wobbler { background: var(--dev-wobbler-c); color: var(--dev-on-wobbler-c); box-shadow: inset 3px 0 0 var(--dev-wobbler); }
.band-note { display: flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; color: var(--beatnix-on-surface-variant); }
.link-pulse { width: 0.5rem; height: 0.5rem; border-radius: 50%; background: var(--dev-bobber); box-shadow: 0 0 0 3px color-mix(in srgb, var(--dev-bobber) 25%, transparent); }

/* ---------- Device bar ---------- */

.device-bar {
  position: sticky; top: var(--header-h); z-index: 9;
  background: var(--beatnix-surface);
  border-block: 1px solid var(--beatnix-outline-variant);
}
.device-bar-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 3.5rem; }
.device-tabs { list-style: none; margin: 0; padding: 0; display: flex; gap: 0.25rem; overflow-x: auto; scrollbar-width: none; }
.device-tabs a {
  display: inline-flex; align-items: center; gap: 0.5rem; white-space: nowrap;
  min-height: 3.5rem; padding: 0 1rem;
  font-weight: 650; font-size: 0.9375rem; text-decoration: none; color: var(--beatnix-on-surface);
  border-bottom: 2px solid transparent;
}
.device-tabs a span { font-weight: 400; color: var(--beatnix-on-surface-variant); }
.device-tabs a:hover { background: var(--beatnix-surface-variant); }
.device-tabs a[aria-current="true"][data-tab="bobber"] { border-color: var(--dev-bobber); }
.device-tabs a[aria-current="true"][data-tab="bopper"] { border-color: var(--dev-bopper); }
.device-tabs a[aria-current="true"][data-tab="hopper"] { border-color: var(--dev-hopper); }
.device-tabs a[aria-current="true"][data-tab="wobbler"] { border-color: var(--dev-wobbler); }

/* ---------- Product sections ---------- */

.product {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 4.5rem; align-items: center;
  padding-block: var(--section);
  border-bottom: 1px solid var(--beatnix-outline-variant);
}
.product:last-child { border-bottom: 0; }
.product.flip .product-copy { order: 2; }
.product-index { display: flex; align-items: center; gap: 0.625rem; margin-bottom: 1.25rem; }
.product-lede { margin-top: 1.5rem; font-size: 1.125rem; line-height: 1.75rem; color: var(--beatnix-on-canvas); max-width: 34rem; }

.feature-grid { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem 2rem; }
.feature-grid li { padding-top: 0.875rem; border-top: 1px solid var(--beatnix-outline-variant); font-size: 0.9375rem; line-height: 1.4rem; color: var(--beatnix-on-surface-variant); }
.feature-grid strong { display: block; margin-bottom: 0.25rem; color: var(--beatnix-on-canvas); font-weight: 650; font-size: 1rem; }

.specs { margin-top: 2rem; display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 0 2.5rem; padding-top: 1rem; border-top: 1px solid var(--beatnix-on-canvas); }
.specs dd { font-size: 0.9375rem; font-weight: 500; }

/* Bobber lanes */
.lanes { display: grid; gap: 0.375rem; }
.lane { display: grid; grid-template-columns: 3.5rem 1fr; gap: 0.75rem; align-items: center; }
.lane-steps { display: grid; grid-template-columns: repeat(16, 1fr); gap: 0.1875rem; }
.lane-steps i { height: 1.75rem; border-radius: 2px; background: var(--beatnix-surface-variant); }
.lane-steps i:nth-child(4n+1) { box-shadow: inset 0 0 0 1px var(--beatnix-outline-variant); }
.lane-steps i.hit { background: var(--dev-bobber); }
.lane-steps i.ghost { background: color-mix(in srgb, var(--dev-bobber) 45%, var(--beatnix-surface-variant)); }
.gesture-row { display: flex; flex-wrap: wrap; gap: 0.375rem; padding-top: 0.75rem; border-top: 1px solid var(--beatnix-outline-variant); }
.gesture-row span { font-family: var(--font-mono); font-size: 0.75rem; padding: 0.25rem 0.5rem; border: 1px solid var(--beatnix-outline-variant); border-radius: var(--r-control); color: var(--beatnix-on-surface-variant); }
.gesture-row span.on { background: var(--dev-bobber-c); color: var(--dev-on-bobber-c); border-color: var(--dev-bobber); }

/* Bopper sequencer */
.seq-row { display: grid; grid-template-columns: 4.5rem 1fr; gap: 0.75rem; align-items: center; }
.seq-name { color: var(--beatnix-on-surface); display: inline-flex; align-items: center; gap: 0.5rem; }
.seq-steps { display: grid; grid-template-columns: repeat(16, minmax(0, 1fr)); gap: 0.1875rem; }
.step {
  min-height: 2.75rem; width: 100%; padding: 0;
  border-radius: 2px; border: 1px solid var(--beatnix-outline-variant);
  background: var(--beatnix-surface-variant);
  transition: background-color var(--ease), border-color var(--ease);
}
.step:nth-child(4n+1) { border-color: var(--beatnix-outline); }
.step:hover { border-color: var(--beatnix-on-surface); }
[data-voice="bobber"] .step[aria-pressed="true"] { background: var(--dev-bobber); border-color: var(--dev-bobber); }
[data-voice="bopper"] .step[aria-pressed="true"] { background: var(--dev-bopper); border-color: var(--dev-bopper); }
.seq-relations { display: flex; flex-wrap: wrap; gap: 0.375rem; }
.seq-relations span {
  font-family: var(--font-mono); font-size: 0.75rem; line-height: 1.25rem;
  padding: 0.125rem 0.5rem; border-radius: var(--r-control);
  background: var(--dev-bopper-c); color: var(--dev-on-bopper-c);
}
.seq-relations-row .seq-name { color: var(--beatnix-on-surface-variant); font-family: var(--font-mono); }
.seq-caption { padding-left: 5.25rem; }

/* Hopper story + roll */
.story { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.375rem; }
.story li { padding: 0.75rem; border: 1px solid var(--beatnix-outline-variant); border-radius: var(--r-control); display: grid; gap: 0.125rem; }
.story li.on { background: var(--dev-hopper-c); color: var(--dev-on-hopper-c); border-color: var(--dev-hopper); }
.story li.on .story-bars { color: inherit; }
.story-tag { font-family: var(--font-mono); font-size: 1.25rem; font-weight: 600; }
.story strong { font-size: 0.875rem; font-weight: 600; }
.keys-roll { display: grid; gap: 0.375rem; padding-top: 0.75rem; border-top: 1px solid var(--beatnix-outline-variant); }
.roll-row { display: grid; grid-template-columns: 3.5rem 1fr; gap: 0.75rem; align-items: center; }
.roll-row > span { font-family: var(--font-mono); font-size: 0.8125rem; color: var(--beatnix-on-surface-variant); }
.roll { display: grid; grid-template-columns: repeat(16, 1fr); gap: 0.1875rem; height: 1.5rem; background: repeating-linear-gradient(90deg, var(--beatnix-surface-variant) 0 calc(25% - 1px), var(--beatnix-outline-variant) calc(25% - 1px) 25%); border-radius: 2px; }
.roll i { grid-row: 1; grid-column: calc(var(--x) + 1) / span var(--w); background: var(--dev-hopper); border-radius: 2px; }
.roll.kick i { background: var(--dev-bobber); }

/* Wobbler spectrum + brain */
.spectrum { position: relative; height: 9.5rem; border: 1px solid var(--beatnix-outline-variant); border-radius: var(--r-control); overflow: hidden;
  background: repeating-linear-gradient(90deg, transparent 0 calc(12.5% - 1px), var(--beatnix-outline-variant) calc(12.5% - 1px) 12.5%); }
.spectrum svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.spectrum path { fill: none; stroke: var(--beatnix-on-surface); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.ear { position: absolute; top: 0; bottom: 0; left: var(--l); width: var(--w); border-inline: 1.5px solid; display: flex; align-items: flex-start; }
.ear span { font-family: var(--font-mono); font-size: 0.6875rem; padding: 0.125rem 0.375rem; color: var(--beatnix-on-surface); }
.ear-a { background: color-mix(in srgb, var(--dev-bobber) 22%, transparent); border-color: var(--dev-bobber); }
.ear-b { background: color-mix(in srgb, var(--dev-bopper) 22%, transparent); border-color: var(--dev-bopper); }
.ear-c { background: color-mix(in srgb, var(--dev-hopper) 26%, transparent); border-color: var(--dev-hopper); }
.brain { display: grid; grid-template-columns: auto auto 1fr; gap: 1.5rem; align-items: end; padding-top: 0.75rem; border-top: 1px solid var(--beatnix-outline-variant); }
.brain strong { display: block; font-family: var(--font-mono); font-size: 1.375rem; letter-spacing: 0.02em; }
.brain-label { display: block; }
.states { display: grid; grid-template-columns: repeat(7, 1fr); gap: 0.25rem; height: 2.75rem; align-items: end; }
.states i { height: var(--h); background: var(--beatnix-outline-variant); border-radius: 1px; }
.states i.on { background: var(--dev-wobbler); }

/* ---------- Together (dark band) ---------- */

.together-band { background: var(--beatnix-canvas); color: var(--beatnix-on-canvas); padding-block: var(--section); }
.together { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 2rem 4.5rem; }
.flow { list-style: none; margin: 0; padding: 0; display: grid; }
.flow li { display: grid; grid-template-columns: 2.5rem 1rem 1fr; align-items: baseline; gap: 0.75rem; padding: 1.125rem 0; border-top: 1px solid var(--beatnix-outline-variant); font-size: 1.125rem; line-height: 1.6rem; color: var(--beatnix-on-surface-variant); }
.flow li:last-child { border-bottom: 1px solid var(--beatnix-outline-variant); }
.flow strong { color: var(--beatnix-on-canvas); }
.together-note { grid-column: 2; font-size: 1rem; line-height: 1.6rem; color: var(--beatnix-on-surface-variant); max-width: 40rem; }

/* ---------- Setup ---------- */

.section { padding-block: var(--section); }
.steps { list-style: none; margin: 3rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.steps li { padding-top: 1rem; border-top: 3px solid; display: grid; gap: 0.5rem; align-content: start; }
.steps .s-bobber { border-color: var(--dev-bobber); }
.steps .s-bopper { border-color: var(--dev-bopper); }
.steps .s-hopper { border-color: var(--dev-hopper); }
.steps .s-wobbler { border-color: var(--dev-wobbler); }
.steps p { color: var(--beatnix-on-surface-variant); }

.table-scroll { overflow-x: auto; margin-top: 3rem; }
.req-table { width: 100%; border-collapse: collapse; font-size: 0.9375rem; }
.req-table th, .req-table td { text-align: left; padding: 0.875rem 1rem 0.875rem 0; border-bottom: 1px solid var(--beatnix-outline-variant); vertical-align: top; }
.req-table thead th { font-family: var(--font-mono); font-size: 0.8125rem; font-weight: 400; color: var(--beatnix-on-surface-variant); border-bottom-color: var(--beatnix-on-canvas); }
.req-table tbody th { font-weight: 650; white-space: nowrap; }
.req-table tbody th .sq { margin-right: 0.5rem; }

/* ---------- Buy ---------- */

.buy { background: var(--beatnix-surface); border-top: 1px solid var(--beatnix-outline-variant); }
.buy-inner { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 2rem; padding-block: 5rem; }
.buy-actions { display: grid; gap: 0.5rem; justify-items: start; }
.buy-stripe { display: grid; grid-template-columns: repeat(4, 1fr); height: 0.375rem; }

/* ---------- Footer ---------- */

.site-footer { border-top: 1px solid var(--beatnix-outline-variant); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; padding-block: 2rem; }
.footer-inner .wordmark { font-size: 0.9375rem; }
.footer-legal { flex-basis: 100%; }

/* ---------- 404 ---------- */
.not-found { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding-block: 3rem; }
.not-found .wordmark { margin-bottom: 4rem; }
.not-found h1 { margin-top: 0.75rem; font-size: clamp(2.75rem, 6vw, 4.75rem); line-height: 1.02; letter-spacing: -0.025em; }
.not-found .hero-actions { margin-top: 2rem; }

/* ---------- Responsive ---------- */

@media (max-width: 64rem) {
  .hero-main, .product, .together { grid-template-columns: 1fr; gap: 3rem; }
  .product.flip .product-copy { order: 0; }
  .band-window { margin-top: 0; }
  .together-note { grid-column: 1; }
  .steps { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 45rem) {
  :root { --gutter: 1.25rem; --section: 4rem; }
  .header-inner { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; } /* the device bar and sections carry navigation on phones */
  .hero-badge { width: 5.5rem; height: 5.5rem; margin-top: -2.75rem; margin-bottom: 1.5rem; }
  .device-tabs a { padding: 0 0.75rem; }
  .device-tabs a span { display: none; }
  .device-bar-cta { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .specs { grid-template-columns: 1fr; gap: 0.75rem; }
  .seq-row { grid-template-columns: 1fr; gap: 0.5rem; }
  .seq-steps { grid-template-columns: repeat(8, minmax(0, 1fr)); }
  .seq-caption { padding-left: 0; }
  .lane-steps i { height: 1.25rem; }
  .story { grid-template-columns: 1fr 1fr; }
  .brain { grid-template-columns: 1fr 1fr; }
  .states { grid-column: 1 / -1; }
  .steps { grid-template-columns: 1fr; }
  .flow li { grid-template-columns: 2rem 1rem 1fr; font-size: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}