:root {
  --paper: #f2eee4;
  --paper-bright: #fbf8f1;
  --ink: #101513;
  --ink-soft: #222a26;
  --muted: #6d716b;
  --line: rgba(16, 21, 19, 0.16);
  --mint: #8ff0c5;
  --cyan: #45e0e6;
  --amber: #ffb35a;
  --amber-deep: #d8862f;
  --white: #fffefa;
  --radius-sm: 14px;
  --radius-md: 24px;
  --radius-lg: 40px;
  --shadow: 0 28px 80px rgba(16, 21, 19, 0.14);
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", "Courier New", monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 7rem;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    linear-gradient(rgba(16, 21, 19, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 21, 19, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 42px 42px;
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body::before {
  position: fixed;
  z-index: -2;
  inset: -15vh -15vw auto auto;
  width: min(62vw, 900px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(69, 224, 230, 0.17), rgba(143, 240, 197, 0) 68%);
  content: "";
  pointer-events: none;
}

button,
a,
canvas {
  -webkit-tap-highlight-color: transparent;
}

button,
input,
textarea,
select {
  font: inherit;
}

a {
  color: inherit;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button {
  color: inherit;
}

::selection {
  color: var(--ink);
  background: var(--mint);
}

.page-grain {
  position: fixed;
  z-index: 20;
  inset: 0;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 140 140' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.85'/%3E%3C/svg%3E");
  pointer-events: none;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 1rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  color: var(--paper-bright);
  background: var(--ink);
  border-radius: 10px;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  overflow: hidden;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  border: 0;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.site-header {
  position: relative;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100% - 3rem, 1480px);
  min-height: 96px;
  margin-inline: auto;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
}

.brand-mark {
  width: 38px;
  color: var(--ink);
}

.brand-mark path:first-child {
  fill: currentColor;
}

.brand-mark path:last-child {
  fill: var(--mint);
}

.brand span {
  display: grid;
  gap: 0.16rem;
}

.brand b {
  font-family: var(--mono);
  font-size: 0.82rem;
  letter-spacing: 0.16em;
}

.brand small {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.13em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav > a {
  position: relative;
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav > a::after {
  position: absolute;
  right: 0;
  bottom: -0.4rem;
  left: 0;
  height: 2px;
  background: var(--ink);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

.site-nav > a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0 1.35rem;
  border: 1.5px solid var(--ink);
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.93rem;
  font-weight: 750;
  text-decoration: none;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease,
    background 180ms ease;
}

.button svg {
  width: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
  transition: transform 180ms ease;
}

.button:hover {
  transform: translateY(-3px);
}

.button:hover svg {
  transform: translateX(4px);
}

.button:active {
  transform: translateY(0);
}

.button-small {
  min-height: 40px;
  padding-inline: 1.1rem;
  font-size: 0.78rem;
}

.button-primary {
  color: var(--ink);
  background: var(--mint);
  box-shadow: 5px 5px 0 var(--ink);
}

.button-primary:hover {
  box-shadow: 8px 8px 0 var(--ink);
}

.button-ink {
  color: var(--paper-bright);
  background: var(--ink);
}

.button-ghost {
  background: rgba(255, 255, 255, 0.28);
}

.hero {
  position: relative;
  display: grid;
  width: min(100% - 3rem, 1480px);
  min-height: calc(100vh - 96px);
  min-height: calc(100svh - 96px);
  grid-template-columns: minmax(0, 0.92fr) minmax(520px, 1.08fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 7rem);
  padding: clamp(4rem, 8vh, 8rem) 0;
  margin-inline: auto;
}

.hero-copy {
  position: relative;
  z-index: 4;
  max-width: 720px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1.35rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.5;
}

.eyebrow > span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #35b776;
  box-shadow: 0 0 0 5px rgba(53, 183, 118, 0.13);
}

.hero h1 {
  max-width: 790px;
  margin: 0;
  font-size: clamp(3.2rem, 5.3vw, 6.6rem);
  font-weight: 860;
  letter-spacing: -0.072em;
  line-height: 0.99;
}

.hero h1 em {
  position: relative;
  z-index: 0;
  font-style: normal;
}

.hero h1 em::after {
  position: absolute;
  z-index: -1;
  right: -0.06em;
  bottom: 0.06em;
  left: -0.02em;
  height: 0.23em;
  border-radius: 999px;
  background: var(--amber);
  content: "";
  transform: rotate(-1deg);
}

.hero-intro {
  max-width: 650px;
  margin: 2rem 0 0;
  color: #4e544f;
  font-size: clamp(1rem, 1.25vw, 1.18rem);
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.2rem;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.4rem;
  padding: 0;
  margin: 2rem 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  list-style: none;
}

.trust-list li {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.trust-list svg {
  width: 17px;
  fill: none;
  stroke: #278b5a;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.3;
}

.terminal-stage {
  position: relative;
  display: grid;
  width: 100%;
  min-height: 700px;
  place-items: center;
  isolation: isolate;
  --stage-x: 0px;
  --stage-y: 0px;
}

.terminal-stage::before {
  position: absolute;
  z-index: -3;
  width: min(39vw, 590px);
  aspect-ratio: 1;
  border: 1px dashed rgba(16, 21, 19, 0.22);
  border-radius: 50%;
  content: "";
}

.terminal-stage::after {
  position: absolute;
  z-index: -4;
  width: min(32vw, 485px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--mint);
  content: "";
  filter: saturate(0.92);
  box-shadow: inset -45px -40px 0 rgba(69, 224, 230, 0.22);
}

.orbit {
  position: absolute;
  z-index: -2;
  border: 1px solid rgba(16, 21, 19, 0.13);
  border-radius: 50%;
  pointer-events: none;
}

.orbit::after {
  position: absolute;
  top: 50%;
  left: -5px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--amber);
  content: "";
}

.orbit-one {
  width: min(44vw, 660px);
  aspect-ratio: 1;
  animation: orbit 28s linear infinite;
}

.orbit-two {
  width: min(35vw, 535px);
  aspect-ratio: 1;
  animation: orbit 22s linear infinite reverse;
}

@keyframes orbit {
  to {
    transform: rotate(360deg);
  }
}

.data-chip {
  position: absolute;
  z-index: 5;
  display: grid;
  min-width: 112px;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0 0.7rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--ink);
  border-radius: 12px;
  color: var(--paper-bright);
  background: var(--ink);
  box-shadow: 4px 4px 0 rgba(255, 255, 255, 0.6);
  font-family: var(--mono);
  transform: translate3d(var(--chip-x, 0), var(--chip-y, 0), 0);
  transition: transform 100ms linear;
}

.data-chip span {
  grid-row: 1 / 3;
  color: var(--mint);
  font-size: 1.1rem;
}

.data-chip b {
  font-size: 0.62rem;
  letter-spacing: 0.08em;
}

.data-chip::after {
  width: 100%;
  height: 3px;
  margin-top: 0.35rem;
  border-radius: 999px;
  background: var(--amber);
  content: "";
}

.chip-one {
  top: 18%;
  left: 0;
  transform: rotate(-5deg) translate3d(var(--chip-x, 0), var(--chip-y, 0), 0);
}

.chip-two {
  top: 34%;
  right: -1%;
  transform: rotate(6deg) translate3d(var(--chip-x, 0), var(--chip-y, 0), 0);
}

.chip-three {
  right: 7%;
  bottom: 15%;
  transform: rotate(-3deg) translate3d(var(--chip-x, 0), var(--chip-y, 0), 0);
}

.terminal-bot {
  position: relative;
  z-index: 2;
  display: flex;
  width: min(38vw, 500px);
  flex-direction: column;
  align-items: center;
  margin-top: 35px;
  filter: drop-shadow(0 35px 30px rgba(16, 21, 19, 0.18));
}

.terminal-bot::after {
  position: absolute;
  z-index: -2;
  right: 10%;
  bottom: 1%;
  left: 10%;
  height: 24px;
  border-radius: 50%;
  background: rgba(16, 21, 19, 0.32);
  content: "";
  filter: blur(12px);
}

.antenna {
  position: relative;
  z-index: 4;
  width: 9px;
  height: 65px;
  margin-bottom: -13px;
  border: 4px solid var(--ink);
  border-radius: 10px;
  background: var(--paper-bright);
  transform: rotate(6deg);
  transform-origin: bottom;
}

.antenna span {
  position: absolute;
  top: -16px;
  left: 50%;
  width: 22px;
  height: 22px;
  border: 5px solid var(--ink);
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 7px rgba(255, 179, 90, 0.25);
  transform: translateX(-50%);
  animation: antenna-pulse 2.4s ease-in-out infinite;
}

@keyframes antenna-pulse {
  50% {
    box-shadow: 0 0 0 13px rgba(255, 179, 90, 0.03);
  }
}

.monitor {
  --rx: 0deg;
  --ry: 0deg;
  position: relative;
  z-index: 5;
  width: 100%;
  padding: 0;
  border: 0;
  border-radius: 66px 66px 82px 82px;
  outline: 0;
  background: transparent;
  cursor: pointer;
  transform: perspective(900px) rotateX(var(--rx)) rotateY(var(--ry));
  transform-style: preserve-3d;
  transition:
    filter 200ms ease,
    transform 80ms linear;
}

.monitor::before,
.monitor::after {
  position: absolute;
  z-index: -1;
  top: 28%;
  width: 38px;
  height: 42%;
  border: 7px solid var(--ink);
  background: var(--amber);
  content: "";
}

.monitor::before {
  left: -22px;
  border-radius: 18px 4px 4px 18px;
}

.monitor::after {
  right: -22px;
  border-radius: 4px 18px 18px 4px;
}

.monitor:hover {
  filter: brightness(1.025);
}

.monitor:focus-visible {
  outline: 5px solid var(--cyan);
  outline-offset: 8px;
}

.monitor-rim {
  position: relative;
  display: block;
  padding: clamp(28px, 2.7vw, 38px) clamp(30px, 3vw, 44px) 28px;
  border: 9px solid var(--ink);
  border-radius: inherit;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.58), transparent 23%),
    linear-gradient(145deg, #ffe0a2 0%, var(--amber) 58%, #df8430 100%);
  box-shadow:
    inset -13px -14px 0 rgba(163, 77, 24, 0.21),
    inset 10px 10px 0 rgba(255, 255, 255, 0.23),
    0 10px 0 var(--ink);
  transform-style: preserve-3d;
}

.monitor-label {
  position: absolute;
  top: 13px;
  left: 51px;
  font-family: var(--mono);
  font-size: 0.61rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.screen {
  position: relative;
  display: block;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 1.17;
  border: 8px solid var(--ink);
  border-radius: 41px 41px 52px 52px;
  color: var(--mint);
  background: #111a17;
  box-shadow:
    inset 0 0 40px rgba(69, 224, 230, 0.13),
    0 5px 0 rgba(255, 255, 255, 0.18);
  transform: translateZ(12px);
  transition: background 340ms ease;
}

.screen::before {
  position: absolute;
  z-index: 8;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(115deg, rgba(255, 255, 255, 0.13), transparent 30% 100%);
  content: "";
  pointer-events: none;
}

.screen::after {
  position: absolute;
  z-index: 7;
  inset: 0;
  opacity: 0.18;
  background: repeating-linear-gradient(0deg, transparent 0 4px, rgba(0, 0, 0, 0.25) 4px 5px);
  content: "";
  pointer-events: none;
  transition: opacity 200ms ease;
}

.standby-screen,
.qr-screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition:
    opacity 380ms ease,
    transform 480ms cubic-bezier(0.2, 0.8, 0.2, 1),
    visibility 380ms;
}

.standby-screen {
  padding: 1.2rem 1.35rem 1rem;
  opacity: 1;
  transform: scale(1);
}

.screen-topline {
  position: absolute;
  top: 1.05rem;
  right: 1.25rem;
  left: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: clamp(0.47rem, 0.7vw, 0.62rem);
  letter-spacing: 0.09em;
}

.screen-topline i {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--amber);
  font-style: normal;
}

.screen-topline i::before {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  content: "";
  box-shadow: 0 0 10px currentColor;
}

.pixel-face {
  position: relative;
  display: flex;
  width: 64%;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.4rem;
}

.pixel-eye {
  position: relative;
  overflow: hidden;
  width: clamp(40px, 5vw, 64px);
  height: clamp(44px, 5.2vw, 68px);
  border: 4px solid var(--mint);
  border-radius: 12px;
  box-shadow: 0 0 22px rgba(143, 240, 197, 0.15);
}

.pixel-eye i {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 38%;
  aspect-ratio: 1;
  border-radius: 4px;
  background: var(--mint);
  box-shadow: 0 0 13px rgba(143, 240, 197, 0.55);
  transform: translate(calc(-50% + var(--eye-x, 0px)), calc(-50% + var(--eye-y, 0px)));
  transition: transform 70ms linear;
}

.pixel-mouth {
  position: absolute;
  top: calc(100% + 1.2rem);
  left: 50%;
  width: 34px;
  height: 9px;
  border-right: 6px solid var(--mint);
  border-bottom: 6px solid var(--mint);
  border-left: 6px solid var(--mint);
  border-radius: 0 0 13px 13px;
  transform: translateX(-50%);
}

.terminal-line {
  position: absolute;
  right: 1.2rem;
  bottom: 2.25rem;
  left: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: clamp(0.47rem, 0.68vw, 0.61rem);
  font-weight: 650;
  white-space: nowrap;
}

.terminal-line i {
  width: 8px;
  height: 12px;
  background: var(--mint);
  animation: blink 1s steps(1) infinite;
}

@keyframes blink {
  50% {
    opacity: 0;
  }
}

.terminal-hint {
  position: absolute;
  right: 0;
  bottom: 0.72rem;
  left: 0;
  color: rgba(143, 240, 197, 0.55);
  font-family: var(--mono);
  font-size: clamp(0.42rem, 0.58vw, 0.54rem);
  letter-spacing: 0.09em;
  text-align: center;
}

.qr-screen {
  z-index: 9;
  padding: 0.7rem;
  color: var(--ink);
  background: #fff;
  opacity: 0;
  transform: translateY(18px) scale(0.92);
  visibility: hidden;
}

.qr-kicker,
.qr-hint {
  font-family: var(--mono);
  font-size: clamp(0.44rem, 0.65vw, 0.59rem);
  font-weight: 800;
  letter-spacing: 0.09em;
}

.qr-kicker {
  margin-bottom: 0.35rem;
}

.qr-hint {
  margin-top: 0.35rem;
  color: #666;
  font-weight: 600;
}

.qr-viewport {
  position: relative;
  display: block;
  overflow: hidden;
  width: min(77%, 242px);
  aspect-ratio: 1;
  border: 2px solid rgba(16, 21, 19, 0.12);
  border-radius: 8px;
  background: #fff;
}

.qr-viewport img {
  position: absolute;
  inset: 0;
  width: 100%;
  max-width: 100%;
  height: 100%;
  object-fit: contain;
  transform: none;
}

.monitor-controls {
  display: flex;
  height: 24px;
  align-items: end;
  gap: 7px;
  margin: 9px 8px -9px;
  font-family: var(--mono);
}

.monitor-controls > i {
  width: 8px;
  height: 8px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--paper-bright);
}

.monitor-controls > i:first-child {
  background: var(--mint);
  box-shadow: 0 0 0 3px rgba(143, 240, 197, 0.25);
}

.monitor-controls b {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  font-size: 0.52rem;
  letter-spacing: 0.09em;
}

.monitor-controls b > span {
  width: 36px;
  height: 5px;
  border-radius: 999px;
  background: var(--ink);
}

.bot-neck {
  position: relative;
  z-index: 3;
  width: 92px;
  height: 58px;
  margin-top: -9px;
  border: 8px solid var(--ink);
  border-radius: 0 0 20px 20px;
  background: var(--amber);
}

.bot-neck i {
  position: absolute;
  top: 13px;
  right: 12px;
  left: 12px;
  height: 7px;
  border-radius: 999px;
  background: var(--ink);
  box-shadow: 0 13px 0 var(--ink);
}

.bot-body {
  z-index: 2;
  width: 91%;
  margin-top: -22px;
  overflow: visible;
}

.bot-body .arm {
  transform-box: fill-box;
  transform-origin: top center;
}

.bot-body .arm-left {
  animation: arm-left 5.5s ease-in-out infinite;
}

.bot-body .arm-right {
  animation: arm-right 5.5s 0.25s ease-in-out infinite;
}

@keyframes arm-left {
  0%,
  76%,
  100% {
    transform: rotate(0deg);
  }
  84% {
    transform: rotate(7deg);
  }
  92% {
    transform: rotate(-3deg);
  }
}

@keyframes arm-right {
  0%,
  76%,
  100% {
    transform: rotate(0deg);
  }
  84% {
    transform: rotate(-7deg);
  }
  92% {
    transform: rotate(3deg);
  }
}

.stage-caption {
  position: absolute;
  right: 0;
  bottom: 2%;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
}

.stage-caption span {
  width: 26px;
  height: 1px;
  background: currentColor;
}

.qr-mode .monitor {
  --rx: 0deg !important;
  --ry: 0deg !important;
  transform: perspective(900px) rotateX(0deg) rotateY(0deg);
  transition: transform 550ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.qr-mode .standby-screen {
  opacity: 0;
  transform: translateY(-18px) scale(0.94);
  visibility: hidden;
}

.qr-mode .qr-screen {
  opacity: 1;
  transform: translateY(0) scale(1);
  visibility: visible;
}

.qr-mode .screen::before,
.qr-mode .screen::after {
  opacity: 0;
}

.qr-mode .antenna span {
  background: var(--mint);
  box-shadow: 0 0 0 10px rgba(143, 240, 197, 0.2);
}

.qr-mode .data-chip {
  opacity: 0.58;
}

.purpose-section {
  position: relative;
  display: grid;
  width: min(100% - 3rem, 1480px);
  grid-template-columns: 90px minmax(250px, 0.75fr) minmax(560px, 1.4fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
  padding: clamp(5rem, 9vw, 9rem) clamp(1.5rem, 4vw, 5rem);
  margin: 2rem auto clamp(5rem, 9vw, 9rem);
  overflow: hidden;
  border-radius: var(--radius-lg);
  color: var(--paper-bright);
  background:
    radial-gradient(circle at 88% 8%, rgba(69, 224, 230, 0.2), transparent 30%),
    var(--ink);
  box-shadow: var(--shadow);
}

.purpose-section::after {
  position: absolute;
  right: -120px;
  bottom: -180px;
  width: 480px;
  aspect-ratio: 1;
  border: 1px dashed rgba(143, 240, 197, 0.28);
  border-radius: 50%;
  content: "";
}

.section-number {
  display: grid;
  width: 64px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  color: var(--mint);
  font-family: var(--mono);
  font-size: 0.85rem;
}

.purpose-copy {
  position: relative;
  z-index: 2;
}

.purpose-copy .eyebrow {
  color: var(--mint);
}

.purpose-copy h2,
.game-copy h2,
.final-cta h2 {
  margin: 0;
  font-size: clamp(2.5rem, 4.2vw, 5.2rem);
  font-weight: 830;
  letter-spacing: -0.06em;
  line-height: 1.04;
}

.purpose-copy > p:last-child {
  margin: 1.6rem 0 0;
  color: rgba(255, 255, 255, 0.66);
  line-height: 1.9;
}

.power-cells {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding: 0;
  margin: 0;
  list-style: none;
}

.power-cells > li {
  position: relative;
  min-height: 300px;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.055);
  transition:
    transform 220ms ease,
    background 220ms ease;
}

.power-cells > li:hover {
  background: rgba(255, 255, 255, 0.09);
  transform: translateY(-7px);
}

.power-cells > li > span {
  color: rgba(255, 255, 255, 0.36);
  font-family: var(--mono);
  font-size: 0.66rem;
}

.power-cells svg {
  width: 58px;
  margin: 3rem 0 1.4rem;
  fill: none;
  stroke: var(--mint);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.2;
}

.power-cells h3 {
  margin: 0;
  font-size: 1.2rem;
}

.power-cells p {
  margin: 0.8rem 0 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.9rem;
  line-height: 1.75;
}

.game-section {
  display: grid;
  width: min(100% - 3rem, 1480px);
  grid-template-columns: minmax(260px, 0.58fr) minmax(600px, 1.42fr);
  align-items: center;
  gap: clamp(2.5rem, 6vw, 7rem);
  padding: clamp(3rem, 6vw, 6rem) 0 clamp(7rem, 11vw, 11rem);
  margin-inline: auto;
}

.game-copy > p:not(.eyebrow) {
  max-width: 520px;
  margin: 1.7rem 0 0;
  color: var(--muted);
  line-height: 1.9;
}

.local-best {
  display: flex;
  max-width: 420px;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.15rem;
  margin-top: 2rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.35);
  font-family: var(--mono);
}

.local-best span {
  color: var(--muted);
  font-size: 0.71rem;
  letter-spacing: 0.07em;
}

.local-best output {
  color: var(--amber-deep);
  font-size: 1.5rem;
  font-weight: 850;
}

.game-instructions {
  display: grid;
  gap: 0.85rem;
  padding: 0;
  margin: 1.6rem 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  list-style: none;
}

.game-instructions li {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

kbd {
  display: inline-grid;
  min-width: 25px;
  height: 25px;
  padding-inline: 0.35rem;
  place-items: center;
  border: 1px solid var(--ink);
  border-bottom-width: 3px;
  border-radius: 6px;
  color: var(--ink);
  background: var(--paper-bright);
  font: inherit;
}

.game-window {
  overflow: hidden;
  border: 2px solid var(--ink);
  border-radius: 25px;
  color: var(--paper-bright);
  background: #0c1210;
  box-shadow: 12px 14px 0 var(--ink);
}

.window-bar,
.window-footer {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 0.75rem 1rem;
  border-color: rgba(255, 255, 255, 0.13);
  font-family: var(--mono);
}

.window-bar {
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}

.window-bar > span {
  display: flex;
  gap: 6px;
}

.window-bar i {
  display: block;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #ff6d61;
}

.window-bar i:nth-child(2) {
  background: var(--amber);
}

.window-bar i:nth-child(3) {
  background: var(--mint);
}

.window-bar b {
  margin-left: 1rem;
  font-size: 0.69rem;
  letter-spacing: 0.06em;
}

.window-bar em {
  margin-left: auto;
  color: rgba(255, 255, 255, 0.38);
  font-size: 0.58rem;
  font-style: normal;
  letter-spacing: 0.08em;
}

.game-hud {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  padding: 0.85rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(255, 255, 255, 0.035);
  font-family: var(--mono);
}

.game-hud > div {
  display: grid;
  gap: 0.2rem;
}

.game-hud > div:nth-child(2) {
  text-align: center;
}

.game-hud > div:nth-child(3) {
  text-align: right;
}

.game-hud span {
  color: rgba(255, 255, 255, 0.38);
  font-size: 0.56rem;
  letter-spacing: 0.12em;
}

.game-hud output {
  color: var(--mint);
  font-size: 1.05rem;
  font-weight: 800;
}

.game-state output {
  color: var(--amber);
}

.canvas-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0c1210;
}

#gameCanvas {
  width: 100%;
  height: 100%;
  outline: 0;
  touch-action: none;
}

#gameCanvas:focus-visible {
  box-shadow: inset 0 0 0 4px var(--cyan);
}

.game-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(7, 11, 9, 0.76);
  backdrop-filter: blur(5px);
  transition:
    opacity 220ms ease,
    visibility 220ms;
}

.game-overlay.is-hidden {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.overlay-icon {
  display: grid;
  width: 72px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(143, 240, 197, 0.44);
  border-radius: 22px;
  color: var(--mint);
  background: rgba(143, 240, 197, 0.08);
  font-family: var(--mono);
  font-size: 1.1rem;
  box-shadow: 0 0 40px rgba(143, 240, 197, 0.09);
}

.game-overlay p {
  margin: 1rem 0;
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 730;
  text-align: center;
}

.button-game {
  min-height: 44px;
  border-color: var(--mint);
  color: var(--ink);
  background: var(--mint);
}

.window-footer {
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  color: rgba(255, 255, 255, 0.45);
  font-size: 0.57rem;
}

.window-footer > span {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.window-footer i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mint);
}

.text-button {
  padding: 0;
  border: 0;
  color: var(--mint);
  background: transparent;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.62rem;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.arcade-section {
  position: relative;
  overflow: hidden;
  padding: clamp(5rem, 10vw, 10rem) 0;
  border-block: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--paper-bright);
  background:
    radial-gradient(circle at 82% 8%, rgba(69, 224, 230, 0.14), transparent 30%),
    radial-gradient(circle at 14% 92%, rgba(255, 179, 90, 0.12), transparent 32%),
    linear-gradient(rgba(143, 240, 197, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143, 240, 197, 0.035) 1px, transparent 1px),
    #09120f;
  background-size: auto, auto, 42px 42px, 42px 42px, auto;
  isolation: isolate;
}

.arcade-section::before {
  position: absolute;
  z-index: -1;
  top: 4rem;
  left: 50%;
  width: min(1200px, 94vw);
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(143, 240, 197, 0.35), transparent);
  content: "";
  transform: translateX(-50%);
}

.arcade-section-inner {
  width: min(100% - 3rem, 1480px);
  margin-inline: auto;
}

.arcade-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  align-items: end;
  gap: clamp(2rem, 8vw, 8rem);
  margin-bottom: clamp(2.5rem, 6vw, 5.5rem);
}

.arcade-section .eyebrow {
  color: var(--mint);
}

.arcade-section h2 {
  margin: 0;
  font-size: clamp(3.2rem, 7vw, 7.4rem);
  letter-spacing: -0.075em;
  line-height: 0.92;
}

.arcade-section-head > p {
  max-width: 620px;
  margin: 0 0 0.3rem;
  color: rgba(255, 255, 255, 0.56);
  line-height: 1.9;
}

.arcade-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 1.75rem);
}

.arcade-card {
  position: relative;
  display: grid;
  overflow: hidden;
  min-height: 650px;
  grid-template-rows: auto minmax(250px, 1fr) auto auto;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 28px;
  color: var(--paper-bright);
  background: rgba(255, 255, 255, 0.045);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.18);
  text-decoration: none;
  transition:
    border-color 220ms ease,
    box-shadow 220ms ease,
    transform 220ms ease;
}

.arcade-card:hover {
  border-color: rgba(143, 240, 197, 0.72);
  box-shadow: 0 34px 100px rgba(0, 0, 0, 0.3);
  transform: translateY(-7px);
}

.arcade-card:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 5px;
}

.arcade-card-route {
  position: relative;
  z-index: 2;
  padding: 1rem 1.1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.42);
  font-family: var(--mono);
  font-size: 0.57rem;
  letter-spacing: 0.04em;
}

.arcade-card-route::before {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 0.55rem;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 12px rgba(143, 240, 197, 0.65);
  content: "";
}

.arcade-card-visual {
  position: relative;
  display: grid;
  min-height: 280px;
  place-items: center;
  padding: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(0, 0, 0, 0.15);
}

.arcade-card-visual::after {
  position: absolute;
  inset: 0;
  opacity: 0.13;
  background-image: linear-gradient(transparent 50%, rgba(0, 0, 0, 0.28) 50%);
  background-size: 100% 4px;
  content: "";
  pointer-events: none;
}

.arcade-card-visual svg {
  width: 100%;
  overflow: visible;
}

.arcade-card-body {
  display: grid;
  align-content: start;
  gap: 0.8rem;
  padding: 1.55rem 1.55rem 1.35rem;
}

.arcade-card-index {
  color: var(--mint);
  font-family: var(--mono);
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.09em;
}

.arcade-card-body strong {
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  letter-spacing: -0.045em;
}

.arcade-card-body > span:last-child {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.88rem;
  line-height: 1.75;
}

.arcade-card-foot {
  display: flex;
  min-height: 60px;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.55rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--mint);
  font-family: var(--mono);
  font-size: 0.68rem;
}

.arcade-card-foot i {
  display: grid;
  width: 30px;
  aspect-ratio: 1;
  place-items: center;
  border: 1px solid rgba(143, 240, 197, 0.4);
  border-radius: 50%;
  font-style: normal;
  transition: transform 180ms ease;
}

.arcade-card:hover .arcade-card-foot i {
  transform: rotate(15deg) scale(1.08);
}

.arcade-card-flight .arcade-card-visual {
  background:
    linear-gradient(rgba(16, 21, 19, 0.07) 1px, transparent 1px),
    #f0e9d9;
  background-size: 100% 24px;
}

.arcade-card-flight svg {
  fill: none;
  stroke: #111714;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 5;
}

.flight-cloud {
  fill: rgba(255, 255, 255, 0.75);
  stroke-width: 3;
}

.flight-cloud-two {
  opacity: 0.65;
}

.flight-plane {
  fill: #ffb35a;
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 220ms ease;
}

.arcade-card:hover .flight-plane {
  transform: translateY(-12px) rotate(-2deg);
}

.flight-enemy {
  fill: #8ff0c5;
}

.flight-dash {
  stroke: #d8862f;
  stroke-dasharray: 6 15;
  stroke-width: 4;
}

.flight-stars {
  fill: #45e0e6;
  stroke: none;
}

.arcade-card-pinball .arcade-card-visual {
  background: radial-gradient(circle at 50% 35%, #26443d, #0a1512 72%);
}

.pinball-table {
  fill: url(#pinballTable);
  stroke: #8ff0c5;
  stroke-linejoin: round;
  stroke-width: 5;
}

.pinball-rail {
  fill: none;
  stroke: rgba(255, 255, 255, 0.52);
  stroke-width: 5;
}

.pinball-bumpers ellipse {
  fill: #ffb35a;
  stroke: #101513;
  stroke-width: 5;
}

.pinball-bumpers circle {
  fill: #fbf8f1;
}

.pinball-flippers {
  fill: #8ff0c5;
  stroke: #101513;
  stroke-width: 4;
}

.pinball-ball {
  fill: #fbf8f1;
  stroke: #101513;
  stroke-width: 4;
  transform-box: fill-box;
  transform-origin: center;
}

.pinball-glint {
  fill: #45e0e6;
}

.arcade-card:hover .pinball-ball,
.arcade-card:hover .pinball-glint {
  animation: pinball-preview 1.2s cubic-bezier(0.3, 0.75, 0.4, 1) infinite alternate;
}

.arcade-card-garden .arcade-card-visual {
  background: linear-gradient(#d9f3e8 0 68%, #b3ddca 68%);
}

.garden-sun {
  fill: none;
  stroke: #d8862f;
  stroke-linecap: round;
  stroke-width: 5;
}

.garden-sun-core {
  fill: #ffb35a;
  stroke: #101513;
  stroke-width: 4;
}

.garden-soil {
  fill: #72503b;
  stroke: #101513;
  stroke-width: 5;
}

.garden-pot {
  fill: #ffb35a;
  stroke: #101513;
  stroke-linejoin: round;
  stroke-width: 5;
}

.garden-trunk {
  fill: none;
  stroke: #5c3928;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 13;
}

.garden-leaves {
  fill: #5bd59d;
  stroke: #101513;
  stroke-width: 4;
  transform-box: fill-box;
  transform-origin: bottom;
  transition: transform 280ms ease;
}

.arcade-card:hover .garden-leaves {
  transform: scale(1.035) rotate(1deg);
}

.garden-drops {
  fill: #45e0e6;
  stroke: #101513;
  stroke-width: 4;
}

.arcade-card:hover .garden-drops {
  animation: garden-preview 1.4s ease-in-out infinite;
}

.arcade-section-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-top: 1.5rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.45);
  font-family: var(--mono);
  font-size: 0.59rem;
  letter-spacing: 0.04em;
}

.arcade-section-note span:first-child {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.arcade-section-note i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 12px rgba(143, 240, 197, 0.7);
}

@keyframes pinball-preview {
  to {
    transform: translate(-82px, -92px);
  }
}

@keyframes garden-preview {
  50% {
    transform: translateY(12px);
  }
}

.final-cta {
  position: relative;
  display: flex;
  overflow: hidden;
  min-height: 650px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 1.5rem;
  border-top: 1px solid var(--line);
  text-align: center;
  isolation: isolate;
}

.final-cta::before,
.final-cta::after {
  position: absolute;
  z-index: -1;
  width: min(52vw, 720px);
  aspect-ratio: 1;
  border: 1px solid rgba(16, 21, 19, 0.14);
  border-radius: 50%;
  content: "";
}

.final-cta::after {
  width: min(38vw, 520px);
  background: rgba(143, 240, 197, 0.46);
}

.final-cta .eyebrow {
  color: var(--ink);
}

.final-cta h2 {
  max-width: 940px;
}

.final-cta .button {
  margin-top: 2.4rem;
}

.final-orb {
  display: grid;
  width: 62px;
  aspect-ratio: 1;
  place-items: center;
  margin-bottom: 2.5rem;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 5px 5px 0 var(--ink);
}

.final-orb span {
  font-size: 1.7rem;
  font-weight: 600;
}

.site-footer {
  display: grid;
  width: min(100% - 3rem, 1480px);
  min-height: 150px;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  margin-inline: auto;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.64rem;
}

.site-footer > div {
  display: grid;
  gap: 0.3rem;
}

.site-footer b {
  color: var(--ink);
  letter-spacing: 0.13em;
}

.site-footer span {
  letter-spacing: 0.07em;
}

.site-footer p {
  margin: 0;
  text-align: center;
}

.site-footer > a {
  justify-self: end;
  text-underline-offset: 3px;
}

.qr-dialog {
  width: min(94vw, 620px);
  max-height: 94vh;
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 30px;
  color: var(--ink);
  background: transparent;
}

.qr-dialog::backdrop {
  background: rgba(8, 12, 10, 0.76);
  backdrop-filter: blur(11px);
}

.dialog-panel {
  position: relative;
  max-height: 94vh;
  padding: clamp(1.5rem, 4vw, 2.8rem);
  overflow: auto;
  border: 2px solid var(--ink);
  border-radius: 30px;
  background:
    linear-gradient(rgba(16, 21, 19, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 21, 19, 0.03) 1px, transparent 1px),
    var(--paper-bright);
  background-size: 28px 28px;
  box-shadow: 12px 12px 0 var(--mint);
}

.dialog-panel .eyebrow {
  margin-bottom: 0.5rem;
}

.dialog-panel h2 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 3.5rem);
  letter-spacing: -0.055em;
}

.dialog-panel > p:not(.eyebrow) {
  margin: 0.8rem 3rem 1.2rem 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.dialog-close {
  position: absolute;
  z-index: 3;
  top: 1.2rem;
  right: 1.2rem;
  display: grid;
  width: 42px;
  aspect-ratio: 1;
  padding: 0;
  place-items: center;
  border: 1.5px solid var(--ink);
  border-radius: 50%;
  background: var(--paper-bright);
  cursor: pointer;
  transition:
    color 180ms ease,
    background 180ms ease,
    transform 180ms ease;
}

.dialog-close:hover {
  color: var(--paper-bright);
  background: var(--ink);
  transform: rotate(5deg);
}

.dialog-close svg {
  width: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 2;
}

.qr-original-wrap {
  overflow: hidden;
  width: min(100%, 420px);
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: white;
}

.qr-original-wrap img {
  width: 100%;
  height: auto;
}

.dialog-download {
  display: flex;
  width: min(100%, 420px);
  margin: 1rem auto 0;
}

.dialog-panel > small {
  display: block;
  margin-top: 1rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.57rem;
  text-align: center;
}

dialog[open] .dialog-panel {
  animation: dialog-in 320ms cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes dialog-in {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.97);
  }
}

:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 4px;
}

/* OIDC-protected analytics page */
.admin-page {
  min-height: 100vh;
  background: #0c1210;
  color: var(--paper-bright);
}

.admin-shell {
  width: min(100% - 3rem, 1280px);
  padding: 2rem 0 5rem;
  margin-inline: auto;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}

.admin-header .brand-mark {
  color: var(--paper-bright);
}

.admin-header .brand small,
.admin-header .brand b {
  color: inherit;
}

.admin-header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--mono);
  font-size: 0.7rem;
}

.admin-header-actions span {
  color: rgba(255, 255, 255, 0.5);
}

.admin-header-actions a {
  color: var(--mint);
  text-underline-offset: 3px;
}

.admin-intro {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(3rem, 7vw, 6rem) 0 2.5rem;
}

.admin-intro h1 {
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 5.2rem);
  letter-spacing: -0.06em;
}

.admin-intro p {
  max-width: 500px;
  margin: 0;
  color: rgba(255, 255, 255, 0.54);
  line-height: 1.8;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

.stat-card {
  min-height: 170px;
  padding: 1.35rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.045);
}

.stat-card span {
  color: rgba(255, 255, 255, 0.48);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
}

.stat-card output {
  display: block;
  margin-top: 2rem;
  color: var(--mint);
  font-family: var(--mono);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 850;
}

.stat-card small {
  display: block;
  margin-top: 0.35rem;
  color: rgba(255, 255, 255, 0.34);
  font-size: 0.64rem;
}

.analytics-panel {
  padding: clamp(1.3rem, 3vw, 2.2rem);
  margin-top: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.045);
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.panel-heading h2 {
  margin: 0;
  font-size: 1.25rem;
}

.panel-heading span {
  color: rgba(255, 255, 255, 0.38);
  font-family: var(--mono);
  font-size: 0.62rem;
}

.activity-chart {
  display: grid;
  min-height: 280px;
  grid-template-columns: repeat(14, minmax(22px, 1fr));
  align-items: end;
  gap: clamp(0.25rem, 1vw, 0.7rem);
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.chart-day {
  display: grid;
  height: 230px;
  grid-template-rows: 1fr auto;
  align-items: end;
  gap: 0.65rem;
}

.chart-bar-track {
  display: flex;
  height: 100%;
  align-items: end;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.04);
}

.chart-bar {
  width: 100%;
  min-height: 2px;
  border-radius: 7px;
  background: linear-gradient(to top, var(--cyan), var(--mint));
  transition: height 500ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.chart-day time {
  overflow: hidden;
  color: rgba(255, 255, 255, 0.35);
  font-family: var(--mono);
  font-size: 0.54rem;
  text-align: center;
  text-overflow: clip;
  white-space: nowrap;
}

.analytics-note {
  padding: 1rem 1.2rem;
  margin-top: 1rem;
  border: 1px solid rgba(255, 179, 90, 0.23);
  border-radius: 14px;
  color: rgba(255, 255, 255, 0.52);
  background: rgba(255, 179, 90, 0.06);
  font-size: 0.76rem;
  line-height: 1.7;
}

.analytics-error {
  color: #ff9c94;
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: minmax(0, 0.9fr) minmax(440px, 1.1fr);
    gap: 2rem;
  }

  .terminal-stage {
    min-height: 640px;
  }

  .terminal-bot {
    width: min(42vw, 455px);
  }

  .purpose-section {
    grid-template-columns: 60px 1fr;
  }

  .power-cells {
    grid-column: 2;
  }

  .game-section {
    grid-template-columns: 1fr;
  }

  .game-copy {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 3rem;
  }

  .game-copy .eyebrow,
  .game-copy h2 {
    grid-column: 1;
  }

  .game-copy > p:not(.eyebrow),
  .local-best,
  .game-instructions {
    grid-column: 2;
  }

  .game-copy > p:not(.eyebrow) {
    grid-row: 1 / 3;
    margin-top: 0;
  }

  .stats-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .site-header,
  .hero,
  .purpose-section,
  .game-section,
  .arcade-section-inner,
  .site-footer,
  .admin-shell {
    width: min(100% - 2rem, 760px);
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 4.5rem;
  }

  .hero-copy {
    max-width: none;
  }

  .hero h1 {
    max-width: 700px;
    font-size: clamp(3.5rem, 10.7vw, 6rem);
  }

  .terminal-stage {
    min-height: 720px;
  }

  .terminal-stage::before {
    width: min(78vw, 590px);
  }

  .terminal-stage::after {
    width: min(66vw, 485px);
  }

  .orbit-one {
    width: min(88vw, 660px);
  }

  .orbit-two {
    width: min(72vw, 535px);
  }

  .terminal-bot {
    width: min(62vw, 490px);
  }

  .chip-one {
    left: 2%;
  }

  .chip-two {
    right: 2%;
  }

  .purpose-section {
    grid-template-columns: 1fr;
    border-radius: 30px;
  }

  .section-number {
    display: none;
  }

  .power-cells {
    grid-column: 1;
  }

  .game-copy {
    display: block;
  }

  .game-copy > p:not(.eyebrow) {
    margin-top: 1.5rem;
  }

  .game-window {
    box-shadow: 7px 9px 0 var(--ink);
  }

  .arcade-section-head {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .arcade-grid {
    grid-template-columns: 1fr;
  }

  .arcade-card {
    min-height: 0;
    grid-template-columns: minmax(260px, 0.9fr) 1fr;
    grid-template-rows: auto 1fr auto;
  }

  .arcade-card-route {
    grid-column: 1 / -1;
  }

  .arcade-card-visual {
    min-height: 320px;
    grid-column: 1;
    grid-row: 2 / 4;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    border-bottom: 0;
  }

  .arcade-card-body,
  .arcade-card-foot {
    grid-column: 2;
  }

  .admin-intro {
    align-items: start;
    flex-direction: column;
  }

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

@media (max-width: 640px) {
  html {
    scroll-padding-top: 5rem;
  }

  .site-header {
    min-height: 78px;
  }

  .brand-mark {
    width: 32px;
  }

  .brand b {
    font-size: 0.72rem;
  }

  .brand small,
  .site-nav > a {
    display: none;
  }

  .button-small {
    min-height: 38px;
    padding-inline: 0.9rem;
    font-size: 0.7rem;
  }

  .hero {
    min-height: auto;
    padding: 3.5rem 0 4rem;
  }

  .hero h1 {
    font-size: clamp(2.45rem, 10.5vw, 4.5rem);
    letter-spacing: -0.065em;
  }

  .hero-intro {
    margin-top: 1.5rem;
    font-size: 0.98rem;
    line-height: 1.75;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr 0.72fr;
  }

  .button {
    min-height: 50px;
    padding-inline: 1rem;
    font-size: 0.84rem;
  }

  .trust-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.7rem;
  }

  .terminal-stage {
    min-height: 590px;
    margin-top: -1rem;
  }

  .terminal-bot {
    width: min(75vw, 390px);
  }

  .data-chip {
    min-width: 88px;
    padding: 0.5rem 0.6rem;
  }

  .data-chip span {
    font-size: 0.85rem;
  }

  .data-chip b {
    font-size: 0.5rem;
  }

  .chip-one {
    top: 18%;
    left: -1%;
  }

  .chip-two {
    top: 39%;
    right: -2%;
  }

  .chip-three {
    right: 3%;
    bottom: 13%;
  }

  .monitor-rim {
    padding: 26px 29px 25px;
    border-width: 7px;
    border-radius: 50px 50px 62px 62px;
    box-shadow:
      inset -9px -10px 0 rgba(163, 77, 24, 0.21),
      inset 7px 7px 0 rgba(255, 255, 255, 0.23),
      0 8px 0 var(--ink);
  }

  .screen {
    border-width: 6px;
    border-radius: 30px 30px 38px 38px;
  }

  .monitor::before,
  .monitor::after {
    border-width: 6px;
  }

  .pixel-eye {
    width: 46px;
    height: 50px;
  }

  .terminal-line {
    font-size: 0.48rem;
  }

  .qr-viewport {
    width: min(75%, 200px);
  }

  .stage-caption {
    bottom: 0;
  }

  .purpose-section {
    padding: 4rem 1.25rem;
    margin-bottom: 4rem;
  }

  .purpose-copy h2,
  .game-copy h2,
  .final-cta h2 {
    font-size: clamp(2.35rem, 11vw, 3.8rem);
  }

  .power-cells {
    grid-template-columns: 1fr;
  }

  .power-cells > li {
    min-height: 0;
    padding: 1.35rem;
  }

  .power-cells svg {
    width: 50px;
    margin: 2rem 0 1rem;
  }

  .game-section {
    padding-bottom: 6rem;
  }

  .arcade-section {
    padding-block: 5rem;
  }

  .arcade-section h2 {
    font-size: clamp(2.7rem, 13vw, 4.5rem);
  }

  .arcade-card {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto;
  }

  .arcade-card-route,
  .arcade-card-visual,
  .arcade-card-body,
  .arcade-card-foot {
    grid-column: 1;
  }

  .arcade-card-visual {
    min-height: 255px;
    grid-row: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .arcade-section-note {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.65rem;
  }

  .local-best {
    margin-top: 1.5rem;
  }

  .game-window {
    margin-inline: -0.35rem;
    border-radius: 18px;
  }

  .window-bar {
    min-height: 42px;
  }

  .window-bar em,
  .window-footer > span {
    display: none;
  }

  .window-footer {
    justify-content: center;
    min-height: 42px;
  }

  .game-hud {
    padding: 0.65rem 0.75rem;
  }

  .game-hud output {
    font-size: 0.9rem;
  }

  .overlay-icon {
    width: 52px;
    border-radius: 16px;
  }

  .game-overlay p {
    margin: 0.65rem 0;
    font-size: 0.92rem;
  }

  .button-game {
    min-height: 38px;
    font-size: 0.75rem;
  }

  .final-cta {
    min-height: 560px;
  }

  .final-cta::before {
    width: 95vw;
  }

  .final-cta::after {
    width: 75vw;
  }

  .site-footer {
    min-height: 190px;
    grid-template-columns: 1fr auto;
    gap: 1rem;
  }

  .site-footer p {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: start;
    text-align: left;
  }

  .qr-dialog {
    width: calc(100vw - 1.2rem);
  }

  .dialog-panel {
    padding: 1.25rem;
    border-radius: 22px;
    box-shadow: 6px 6px 0 var(--mint);
  }

  .dialog-panel > p:not(.eyebrow) {
    margin-right: 0;
    font-size: 0.82rem;
  }

  .dialog-close {
    top: 0.9rem;
    right: 0.9rem;
    width: 38px;
  }

  .admin-shell {
    width: calc(100% - 1.5rem);
  }

  .admin-header .brand small {
    display: block;
  }

  .admin-header-actions span {
    display: none;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stat-card {
    min-height: 145px;
    padding: 1rem;
  }

  .stat-card output {
    margin-top: 1.5rem;
  }

  .activity-chart {
    overflow-x: auto;
    grid-template-columns: repeat(14, minmax(32px, 1fr));
  }
}

@media (hover: none), (pointer: coarse) {
  .stage-caption {
    display: none;
  }

  .monitor {
    transform: none;
  }

  .data-chip {
    transition: none;
  }
}

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

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

  .monitor {
    transform: none !important;
  }
}