:root {
  --void: #111022;
  --void-2: #1b1840;
  --ink: #1a1730;
  --paper: #fff8d6;
  --paper-2: #f6eebd;
  --line: #1a1730;
  --lime: #8be64b;
  --cyan: #54d7ff;
  --pink: #ff5da2;
  --yellow: #ffd447;
  --blue: #6d7dff;
  --orange: #ff7a3d;
  --green: #57c76f;
  --shadow: 8px 8px 0 var(--line);
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--paper);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    radial-gradient(circle at 18% 10%, rgba(84, 215, 255, 0.18), transparent 26%),
    radial-gradient(circle at 82% 20%, rgba(255, 93, 162, 0.14), transparent 28%),
    var(--void);
  background-size: 24px 24px, 24px 24px, auto, auto, auto;
  font-family: "Menlo", "Monaco", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", monospace;
  line-height: 1.7;
}

.particle-field {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  image-rendering: pixelated;
  opacity: 0.72;
}

.cursor-sprite {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 80;
  width: 22px;
  height: 22px;
  pointer-events: none;
  transform: translate(-50%, -50%);
  background:
    linear-gradient(var(--yellow), var(--yellow)) 8px 0 / 6px 22px no-repeat,
    linear-gradient(var(--yellow), var(--yellow)) 0 8px / 22px 6px no-repeat,
    var(--void);
  border: 3px solid var(--line);
  box-shadow: 3px 3px 0 var(--line);
  opacity: 0;
}

.cursor-trail,
.click-pixel {
  position: fixed;
  z-index: 79;
  width: 8px;
  height: 8px;
  pointer-events: none;
  background: var(--trail-color, var(--cyan));
  border: 2px solid var(--line);
  box-shadow: 2px 2px 0 var(--line);
}

.cursor-trail {
  animation: trailFade 520ms steps(5, end) forwards;
}

.click-burst {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 78;
  pointer-events: none;
}

.click-pixel {
  animation: clickBurst 620ms steps(6, end) forwards;
}

.audio-toggle {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 60;
  min-height: 44px;
  padding: 9px 12px;
  color: var(--void);
  background: var(--yellow);
  border: 3px solid var(--line);
  box-shadow: 5px 5px 0 var(--line);
  font-weight: 900;
  cursor: pointer;
}

.audio-toggle[aria-pressed="true"] {
  background: var(--lime);
}

.audio-toggle:hover {
  transform: translate(2px, 2px);
  box-shadow: 3px 3px 0 var(--line);
}

.pixel-walker {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 58;
  width: 46px;
  height: 62px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: grab;
  transform: translate(var(--walker-x, 30px), var(--walker-y, 70vh)) scaleX(var(--walker-dir, 1));
  transition: filter 120ms steps(2, end);
  touch-action: none;
  user-select: none;
}

.pixel-walker:hover {
  filter: drop-shadow(0 0 10px var(--yellow));
}

.pixel-walker.is-dragging {
  cursor: grabbing;
  z-index: 95;
  filter: drop-shadow(0 0 14px var(--lime));
}

.drop-ready {
  outline: 5px dashed var(--yellow);
  outline-offset: 8px;
  filter: brightness(1.08);
}

.drop-ready::after {
  content: "DROP";
  position: absolute;
  right: 14px;
  top: 14px;
  z-index: 2;
  padding: 4px 8px;
  color: var(--void);
  background: var(--yellow);
  border: 3px solid var(--line);
  box-shadow: 3px 3px 0 var(--line);
  font-size: 12px;
  font-weight: 900;
}

.walker-head,
.walker-body,
.walker-leg,
.walker-arm {
  position: absolute;
  border: 3px solid var(--line);
  box-shadow: 3px 3px 0 var(--line);
}

.walker-head {
  left: 10px;
  top: 0;
  width: 26px;
  height: 24px;
  background:
    linear-gradient(var(--line), var(--line)) 7px 8px / 4px 4px no-repeat,
    linear-gradient(var(--line), var(--line)) 17px 8px / 4px 4px no-repeat,
    var(--yellow);
}

.walker-body {
  left: 7px;
  top: 24px;
  width: 32px;
  height: 24px;
  background: var(--cyan);
}

.walker-arm {
  top: 29px;
  width: 9px;
  height: 18px;
  background: var(--pink);
  animation: armSwing 420ms steps(2, end) infinite;
}

.walker-arm.left {
  left: 0;
}

.walker-arm.right {
  right: 0;
  animation-delay: 210ms;
}

.walker-leg {
  top: 48px;
  width: 12px;
  height: 14px;
  background: var(--lime);
  animation: legWalk 420ms steps(2, end) infinite;
}

.walker-leg.left {
  left: 9px;
}

.walker-leg.right {
  right: 9px;
  animation-delay: 210ms;
}

.walker-bubble {
  position: fixed;
  left: var(--bubble-x, 80px);
  top: var(--bubble-y, 80px);
  z-index: 59;
  max-width: 240px;
  padding: 8px 10px;
  color: var(--void);
  background: var(--paper);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  font-weight: 900;
  pointer-events: none;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 160ms steps(2, end), transform 160ms steps(2, end);
}

.walker-bubble.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.is-pressed {
  transform: translate(5px, 5px) !important;
  box-shadow: 0 0 0 var(--line) !important;
  filter: brightness(1.08);
}

.secret-toast {
  position: fixed;
  left: 50%;
  bottom: 82px;
  z-index: 90;
  max-width: min(520px, calc(100vw - 32px));
  padding: 12px 14px;
  color: var(--void);
  background: var(--lime);
  border: 4px solid var(--line);
  box-shadow: 6px 6px 0 var(--line);
  font-weight: 900;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 18px);
  transition: opacity 160ms steps(2, end), transform 160ms steps(2, end);
}

.secret-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

@keyframes trailFade {
  0% {
    opacity: 0.82;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0);
  }
}

@keyframes clickBurst {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
  100% {
    opacity: 0;
    transform: translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) scale(0);
  }
}

@keyframes legWalk {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-5px);
  }
}

@keyframes armSwing {
  0% {
    transform: translateY(-3px);
  }
  100% {
    transform: translateY(3px);
  }
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(var(--max), calc(100% - 28px));
  margin: 0 auto;
  padding: 14px 0;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 8px -10px;
  z-index: -1;
  background: rgba(17, 16, 34, 0.82);
  border: 3px solid rgba(26, 23, 48, 0.8);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  font-weight: 900;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--void);
  background: var(--yellow);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
}

.site-nav {
  display: flex;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.site-nav a,
.pixel-button,
.site-footer a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  color: var(--paper);
  background: var(--void-2);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  font-weight: 900;
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.site-nav a:hover,
.pixel-button:hover,
.site-footer a:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--line);
  background: #2a2664;
}

.site-nav a[aria-current="page"] {
  color: var(--void);
  background: var(--lime);
}

main {
  position: relative;
  z-index: 1;
  width: min(var(--max), calc(100% - 28px));
  margin: 0 auto;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 24px;
  font-size: 72px;
}

h1 span {
  display: block;
  margin-top: 12px;
  color: var(--yellow);
  font-size: 36px;
}

h2 {
  font-size: 44px;
}

h3 {
  font-size: 26px;
}

.pixel-kicker,
.level-chip {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 14px;
  padding: 4px 8px;
  color: var(--void);
  background: var(--cyan);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.start-screen {
  min-height: calc(100vh - 80px);
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(380px, 0.72fr);
  gap: 30px;
  align-items: center;
  padding: 44px 0 68px;
}

.hero-lede,
.product-hero p,
.text-hero p {
  max-width: 680px;
  margin-bottom: 0;
  color: #fff3ad;
  font-size: 20px;
}

.start-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.play-hint {
  width: fit-content;
  max-width: 720px;
  margin: 18px 0 0;
  padding: 10px 12px;
  color: var(--void);
  background: var(--yellow);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  font-size: 15px;
  font-weight: 900;
}

.pixel-button.primary {
  color: var(--void);
  background: var(--lime);
}

.arcade-frame,
.product-panel,
.level-card,
.unlock-card,
.portal-card,
.mini-device,
.router-console,
.code-panel,
.story-file,
.system-brief,
.ending-panel {
  border: 4px solid var(--line);
  box-shadow: var(--shadow);
}

.arcade-frame {
  overflow: hidden;
  background: var(--paper);
}

.frame-bar {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  color: var(--void);
  background: var(--yellow);
  border-bottom: 4px solid var(--line);
  font-weight: 900;
}

.quest-canvas {
  display: block;
  width: 100%;
  height: 330px;
  background: #191736;
  image-rendering: pixelated;
}

.prompt-window {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px;
  color: var(--lime);
  background: #0b0b17;
  border-top: 4px solid var(--line);
  font-weight: 900;
}

.system-brief,
.ending-panel {
  margin: 24px 0 56px;
  padding: 30px;
  color: var(--void);
  background: var(--paper);
}

.system-brief p,
.ending-panel p {
  max-width: 900px;
  margin-bottom: 0;
  font-size: 18px;
}

.inventory-panel {
  margin: 28px 0 58px;
  padding: 24px;
  color: var(--void);
  background: var(--paper);
  border: 4px solid var(--line);
  box-shadow: var(--shadow);
}

.inventory-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
  margin-bottom: 18px;
}

.inventory-head h2 {
  margin-bottom: 0;
}

.inventory-head > strong {
  min-width: 86px;
  display: inline-flex;
  justify-content: center;
  padding: 8px 10px;
  color: var(--paper);
  background: var(--void);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.inventory-slot {
  min-height: 140px;
  display: grid;
  align-content: start;
  justify-items: start;
  gap: 8px;
  padding: 12px;
  color: var(--void);
  background: #d8d1a8;
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  cursor: pointer;
  text-align: left;
  opacity: 0.62;
}

.inventory-slot.is-unlocked {
  background: var(--lime);
  opacity: 1;
}

.inventory-slot:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--line);
}

.inventory-slot strong {
  line-height: 1.2;
}

.inventory-slot em {
  font-style: normal;
  font-size: 12px;
  font-weight: 900;
}

.slot-pixel {
  width: 38px;
  height: 38px;
  border: 3px solid var(--line);
  box-shadow: 3px 3px 0 var(--line);
}

.slot-pixel.empty {
  background:
    linear-gradient(var(--void), var(--void)) 8px 18px / 22px 5px no-repeat,
    var(--paper-2);
}

.slot-pixel.image {
  background:
    linear-gradient(135deg, transparent 50%, var(--green) 50%) 8px 18px / 20px 14px no-repeat,
    var(--cyan);
}

.slot-pixel.clock {
  background:
    linear-gradient(var(--void), var(--void)) 17px 7px / 5px 16px no-repeat,
    linear-gradient(var(--void), var(--void)) 17px 18px / 13px 5px no-repeat,
    var(--yellow);
}

.slot-pixel.box {
  background:
    linear-gradient(var(--pink), var(--pink)) 8px 8px / 22px 22px no-repeat,
    var(--paper-2);
}

.slot-pixel.eye {
  background:
    radial-gradient(circle at 50% 50%, var(--void) 0 5px, transparent 6px),
    linear-gradient(45deg, transparent 35%, var(--lime) 36% 64%, transparent 65%),
    var(--cyan);
}

.slot-pixel.name {
  background:
    linear-gradient(var(--void), var(--void)) 8px 9px / 24px 4px no-repeat,
    linear-gradient(var(--void), var(--void)) 8px 17px / 16px 4px no-repeat,
    linear-gradient(var(--void), var(--void)) 8px 25px / 22px 4px no-repeat,
    var(--pink);
}

.section-title {
  margin: 70px 0 24px;
}

.quest-route {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.quest-route::before {
  content: "";
  position: absolute;
  left: 31px;
  top: 130px;
  bottom: 14px;
  width: 8px;
  background: repeating-linear-gradient(
    to bottom,
    var(--yellow) 0 18px,
    transparent 18px 28px
  );
}

.level-card,
.unlock-card {
  position: relative;
  margin-left: 74px;
  padding: 26px;
  color: var(--void);
  background: var(--paper);
}

.portal-card,
.inline-product-card,
.system-brief,
.ending-panel,
.product-panel,
.feature-grid article,
.story-file,
.mini-device,
.router-console,
.code-panel {
  position: relative;
}

.level-card::before,
.unlock-card::before {
  content: "";
  position: absolute;
  left: -58px;
  top: 28px;
  width: 28px;
  height: 28px;
  background: var(--lime);
  border: 4px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
}

.unlock-card {
  background: var(--pink);
}

.save-badge {
  position: absolute;
  right: 18px;
  top: 18px;
  padding: 4px 8px;
  color: var(--paper);
  background: var(--void);
  border: 3px solid var(--line);
  box-shadow: 3px 3px 0 var(--line);
  font-size: 12px;
  font-weight: 900;
}

.unlock-card.yellow {
  background: var(--yellow);
}

.unlock-card.cyan {
  background: var(--cyan);
}

.unlock-card p,
.portal-card p,
.level-card p,
.product-panel p,
.feature-grid p,
.story-file p {
  color: #312d50;
  font-size: 17px;
}

.unlock-card strong,
.portal-card strong {
  display: inline-flex;
  width: fit-content;
  margin-top: 10px;
  padding: 8px 10px;
  color: var(--paper);
  background: var(--void);
  border: 3px solid var(--line);
}

.level-takeaway {
  margin-bottom: 0;
  padding: 14px;
  background: #f1df79;
  border: 3px solid var(--line);
  font-weight: 900;
}

.pixel-icon {
  position: relative;
  width: 54px;
  height: 54px;
  margin-bottom: 18px;
  border: 4px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  image-rendering: pixelated;
  cursor: help;
  transition: transform 140ms steps(2, end), box-shadow 140ms steps(2, end), filter 140ms steps(2, end);
}

.pixel-icon:hover,
.pixel-icon:focus-visible,
.pixel-icon.is-found {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--line);
  filter: brightness(1.12);
  outline: none;
}

.pixel-icon::after {
  content: "?";
  position: absolute;
  right: -14px;
  top: -16px;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  color: var(--void);
  background: var(--yellow);
  border: 3px solid var(--line);
  box-shadow: 3px 3px 0 var(--line);
  font-size: 13px;
  font-weight: 900;
  opacity: 0;
}

.pixel-icon:hover::after,
.pixel-icon:focus-visible::after,
.pixel-icon.is-found::after {
  opacity: 1;
}

.icon-empty {
  background:
    linear-gradient(var(--void), var(--void)) 12px 28px / 30px 6px no-repeat,
    var(--paper-2);
}

.icon-image {
  background:
    linear-gradient(135deg, transparent 50%, var(--green) 50%) 10px 22px / 28px 18px no-repeat,
    linear-gradient(var(--yellow), var(--yellow)) 12px 10px / 10px 10px no-repeat,
    var(--cyan);
}

.icon-clock {
  background:
    linear-gradient(var(--void), var(--void)) 24px 10px / 6px 18px no-repeat,
    linear-gradient(var(--void), var(--void)) 24px 24px / 16px 6px no-repeat,
    var(--yellow);
}

.icon-box {
  background:
    linear-gradient(var(--pink), var(--pink)) 10px 10px / 28px 28px no-repeat,
    var(--paper-2);
}

.icon-eye {
  background:
    radial-gradient(circle at 50% 50%, var(--void) 0 6px, transparent 7px),
    linear-gradient(45deg, transparent 35%, var(--lime) 36% 64%, transparent 65%),
    var(--cyan);
}

.icon-name {
  background:
    linear-gradient(var(--void), var(--void)) 10px 12px / 34px 6px no-repeat,
    linear-gradient(var(--void), var(--void)) 10px 24px / 22px 6px no-repeat,
    linear-gradient(var(--void), var(--void)) 10px 36px / 30px 6px no-repeat,
    var(--pink);
}

.portal-zone {
  margin-top: 74px;
}

.portal-grid,
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.feature-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.portal-card,
.feature-grid article,
.product-panel {
  padding: 24px;
  color: var(--void);
  background: var(--paper);
  border: 4px solid var(--line);
  box-shadow: var(--shadow);
}

.portal-card {
  min-height: 310px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.portal-card.green {
  background: var(--lime);
}

.portal-card.pink {
  background: var(--pink);
}

.portal-card.blue {
  background: var(--blue);
}

.inline-product-stack {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.inline-product-card {
  padding: 24px;
  color: var(--void);
  background: var(--paper);
  border: 4px solid var(--line);
  box-shadow: var(--shadow);
  scroll-margin-top: 120px;
}

.inline-product-card.green {
  background: var(--lime);
}

.inline-product-card.pink {
  background: var(--pink);
}

.inline-product-card.blue {
  background: var(--blue);
}

.inline-product-card p,
.inline-product-card li {
  color: #312d50;
  font-size: 17px;
}

.inline-product-card ul {
  margin: 12px 0 0;
  padding-left: 22px;
}

.mini-demo {
  margin-top: 18px;
  padding: 16px;
  color: var(--paper);
  background: #0b0b17;
  border: 4px solid var(--line);
}

.demo-screen {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 14px;
  align-items: center;
}

.demo-art {
  display: block;
  height: 82px;
  background:
    linear-gradient(var(--yellow), var(--yellow)) 14px 12px / 20px 20px no-repeat,
    linear-gradient(135deg, transparent 50%, var(--lime) 51%) 34px 34px / 44px 32px no-repeat,
    var(--cyan);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
}

.demo-screen p {
  margin: 0;
  color: var(--lime);
  font-weight: 900;
}

.segmented-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.segmented-controls button,
.agent-demo input {
  min-height: 38px;
  padding: 8px 10px;
  border: 3px solid var(--line);
  font-weight: 900;
}

.segmented-controls button {
  color: var(--void);
  background: var(--yellow);
  cursor: pointer;
}

.segmented-controls button.is-active {
  background: var(--lime);
}

.agent-demo label {
  display: grid;
  gap: 8px;
  color: var(--lime);
  font-weight: 900;
}

.agent-demo input {
  width: 100%;
  color: var(--paper);
  background: var(--void);
}

.mentor-picks {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.mentor-pick {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 10px;
  padding: 10px;
  color: var(--void);
  background: var(--paper);
  border: 3px solid var(--line);
}

.mentor-pick strong {
  color: var(--pink);
}

.router-demo ol {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.router-demo li {
  min-height: 72px;
  display: grid;
  place-items: center;
  padding: 10px;
  color: var(--void);
  background: var(--yellow);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  text-align: center;
  font-weight: 900;
}

.router-demo li:nth-child(2) {
  background: var(--pink);
}

.router-demo li:nth-child(3) {
  background: var(--cyan);
}

.router-demo li:nth-child(4) {
  background: var(--lime);
}

.mini-link {
  width: fit-content;
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  margin-top: 14px;
  padding: 8px 10px;
  color: var(--paper);
  background: var(--void);
  border: 3px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  font-weight: 900;
}

.ending-panel {
  margin-top: 70px;
}

.final-line {
  margin-top: 18px;
  padding: 16px;
  color: var(--paper);
  background: var(--void);
  border: 4px solid var(--line);
  font-weight: 900;
}

.cta-panel {
  margin-top: 40px;
  padding: 26px;
  color: var(--void);
  background: var(--cyan);
  border: 4px solid var(--line);
  box-shadow: var(--shadow);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.site-footer {
  position: relative;
  z-index: 1;
  width: min(var(--max), calc(100% - 28px));
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 62px auto 0;
  padding: 26px 0 42px;
}

.product-hero,
.text-hero {
  min-height: 42vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px 0 34px;
}

.product-hero.green h1 {
  color: var(--lime);
}

.product-hero.pink h1 {
  color: var(--pink);
}

.product-hero.blue h1 {
  color: var(--blue);
}

.product-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.52fr);
  gap: 18px;
  align-items: start;
}

.main-panel h2 {
  max-width: 780px;
}

.mini-device {
  padding: 18px;
  color: var(--void);
  background: var(--paper);
}

.device-top {
  padding: 10px;
  color: var(--paper);
  background: var(--void);
  border: 3px solid var(--line);
  font-weight: 900;
}

.image-placeholder {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  height: 220px;
  margin: 14px 0;
  padding: 12px;
  background: var(--cyan);
  border: 3px solid var(--line);
}

.image-placeholder span {
  align-self: end;
  background: var(--void);
  border: 3px solid var(--line);
}

.image-placeholder span:nth-child(1) {
  height: 58%;
}

.image-placeholder span:nth-child(2) {
  height: 82%;
  background: var(--pink);
}

.image-placeholder span:nth-child(3) {
  height: 42%;
  background: var(--yellow);
}

.device-line {
  height: 16px;
  margin-top: 10px;
  background: var(--paper-2);
  border: 3px solid var(--line);
}

.device-line.strong {
  background: var(--lime);
}

.device-line.short {
  width: 62%;
}

.feature-board {
  margin-top: 58px;
}

.split-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.split-list p {
  margin: 0;
  padding: 16px;
  background: var(--paper-2);
  border: 3px solid var(--line);
}

.formula-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 22px;
}

.formula-strip span {
  min-height: 64px;
  display: grid;
  place-items: center;
  color: var(--void);
  background: var(--yellow);
  border: 4px solid var(--line);
  box-shadow: 4px 4px 0 var(--line);
  font-weight: 900;
  text-align: center;
}

.formula-strip span:nth-child(2) {
  background: var(--pink);
}

.formula-strip span:nth-child(3) {
  background: var(--cyan);
}

.formula-strip span:nth-child(4) {
  background: var(--lime);
}

.router-console {
  padding: 22px;
  color: var(--paper);
  background: #0b0b17;
}

.router-console label {
  display: grid;
  gap: 8px;
  color: var(--lime);
  font-weight: 900;
}

.router-console input {
  width: 100%;
  min-height: 48px;
  padding: 10px;
  color: var(--paper);
  background: var(--void);
  border: 3px solid var(--line);
  outline: none;
}

.router-console input:focus {
  box-shadow: 0 0 0 4px var(--cyan);
}

.router-console output {
  display: block;
  margin-top: 16px;
  padding: 14px;
  color: var(--void);
  background: var(--lime);
  border: 3px solid var(--line);
  font-weight: 900;
}

.code-panel {
  margin-top: 58px;
  padding: 24px;
  color: var(--void);
  background: var(--yellow);
}

.code-panel pre {
  overflow-x: auto;
  margin: 0;
  padding: 18px;
  color: var(--lime);
  background: #0b0b17;
  border: 4px solid var(--line);
}

.text-main {
  max-width: 900px;
}

.story-file {
  padding: 30px;
  color: var(--void);
  background: var(--paper);
}

.story-file h2 {
  margin-top: 42px;
  padding-bottom: 10px;
  border-bottom: 4px solid var(--line);
}

.story-file h2:first-child {
  margin-top: 0;
}

@media (max-width: 980px) {
  h1 {
    font-size: 54px;
  }

  h1 span {
    font-size: 30px;
  }

  h2 {
    font-size: 34px;
  }

  .start-screen,
  .product-grid {
    grid-template-columns: 1fr;
  }

  .portal-grid,
  .feature-grid,
  .feature-grid.four,
  .split-list,
  .inventory-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .router-demo ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .site-header {
    position: relative;
    top: auto;
    width: 100%;
    margin: 0;
    padding: 8px 10px;
    align-items: center;
    gap: 10px;
  }

  .site-header::before {
    inset: 4px 8px;
    border-width: 2px;
  }

  .brand {
    flex: 0 0 auto;
    gap: 7px;
    max-width: 44vw;
    font-size: 14px;
    white-space: nowrap;
  }

  .brand-mark {
    width: 30px;
    height: 30px;
    border-width: 2px;
    box-shadow: 3px 3px 0 var(--line);
  }

  .site-nav {
    flex: 1 1 auto;
    min-width: 0;
    justify-content: flex-start;
    flex-wrap: nowrap;
    gap: 6px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .site-nav a {
    flex: 0 0 auto;
    width: auto;
    min-height: 34px;
    padding: 6px 8px;
    border-width: 2px;
    box-shadow: 3px 3px 0 var(--line);
    font-size: 12px;
  }

  .site-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .pixel-button,
  .site-footer a {
    width: 100%;
  }

  h1 {
    font-size: 38px;
  }

  h1 span {
    font-size: 22px;
  }

  h2 {
    font-size: 28px;
  }

  h3 {
    font-size: 22px;
  }

  .hero-lede,
  .product-hero p,
  .text-hero p {
    font-size: 17px;
  }

  .quest-route::before {
    display: none;
  }

  .level-card,
  .unlock-card {
    margin-left: 0;
    padding: 20px;
  }

  .level-card::before,
  .unlock-card::before {
    display: none;
  }

  .portal-grid,
  .feature-grid,
  .feature-grid.four,
  .split-list,
  .formula-strip,
  .inventory-grid,
  .router-demo ol {
    grid-template-columns: 1fr;
  }

  .inventory-head,
  .demo-screen,
  .mentor-pick {
    grid-template-columns: 1fr;
  }

  .save-badge {
    position: static;
    width: fit-content;
    margin-bottom: 12px;
  }

  .quest-canvas {
    height: 260px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .particle-field {
    display: none;
  }

  .cursor-sprite,
  .cursor-trail,
  .click-burst,
  .click-pixel,
  .pixel-walker,
  .walker-bubble {
    display: none;
  }
}

@media (pointer: coarse) {
  .cursor-sprite,
  .cursor-trail {
    display: none;
  }
}