:root {
  color-scheme: dark;
  --stage: #241544;
  --ink: #292036;
  --cream: #fff9ee;
  --pink: #ffa7d5;
  --yellow: #eaff85;
  --cyan: #79f7f2;
  --muted: #d8ccea;
  --mono: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-family: 'Arial Rounded MT Bold', 'Trebuchet MS', Arial, sans-serif;
  color: var(--cream);
  background: var(--stage);
  scroll-behavior: smooth;
}
* { box-sizing: border-box; }
body { margin: 0; font-size: 16px; line-height: 1.6; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 5px;
}
a:hover { text-decoration: underline; text-underline-offset: 5px; }
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  padding: 12px 20px;
  border-radius: 10px;
  color: var(--ink);
  background: var(--yellow);
  z-index: 10;
}
.skip-link:focus { top: 12px; }
.site-header {
  width: min(1320px, calc(100% - 80px));
  margin: auto;
  display: flex;
  gap: 28px;
  align-items: center;
  justify-content: space-between;
  padding: 25px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  font-size: 30px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.07em;
  white-space: nowrap;
}
.brand-icon { font-size: 35px; margin-right: 10px; color: var(--yellow); }
.accent { color: var(--pink); font-size: 1.35em; margin-left: 2px; }
nav { display: flex; gap: 30px; font-size: 15px; }
.prototype-tag {
  border: 1px solid #bda0dd;
  border-radius: 30px;
  padding: 6px 13px;
  font-size: 14px;
  white-space: nowrap;
}
.hero {
  padding: 42px 40px 45px;
  background: radial-gradient(ellipse at 50% 47%, #573881 0%, #241544 65%);
}
.hero-copy { text-align: center; max-width: 1000px; margin: 0 auto; }
.eyebrow {
  margin: 0 0 18px;
  font-size: 14px;
  letter-spacing: .06em;
  font-weight: 700;
}
.hero .eyebrow { color: var(--yellow); }
.hero h1 {
  font-size: clamp(52px, 7.7vw, 108px);
  font-weight: 900;
  letter-spacing: -.065em;
  line-height: .97;
  margin: 0;
}
.hero h1 span { color: var(--pink); }
.hero-description {
  max-width: 660px;
  margin: 24px auto 12px;
  font-size: 19px;
  line-height: 1.55;
  color: var(--cream);
}
.release-note { color: var(--muted); font-size: 14px; margin: 0; }
.billboard-section { max-width: 1120px; margin: 32px auto 0; scroll-margin-top: 20px; }
.demo-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 17px;
  margin-bottom: 17px;
}
.demo-heading h2 { margin: 0; font-size: 20px; font-weight: 700; letter-spacing: -.02em; }
.demo-label { color: var(--yellow); font-size: 14px; }
.demo-shell {
  border: 1px solid #806797;
  border-radius: 28px;
  padding: 23px 28px;
  background: #35244c;
  box-shadow: 0 15px 0 #180f2a, 0 30px 55px #12061e50;
}
.panel-heading {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px 16px;
  color: var(--muted);
  font: 12px/1.5 var(--mono);
  letter-spacing: .07em;
}
.display-surround { padding: 22px 0 24px; }
.pixel-display {
  padding: 23px 28px 30px;
  background: #100d19;
  border: 2px solid #75637e;
  border-radius: 20px;
  position: relative;
  box-shadow: inset 0 2px 0 #a493a43d, 0 10px 0 #171021, 0 20px 30px #16071c80;
}
.pixel-display::before, .pixel-display::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #746781;
  box-shadow: inset 0 -2px 1px #000;
}
.pixel-display::before { left: 10px; }
.pixel-display::after { right: 10px; }
.pixel-display svg { display: block; width: 100%; height: auto; background: #090711; }
.pixel-display circle { filter: drop-shadow(0 0 3px #79f7f230); }
.device-dot {
  position: absolute;
  bottom: 10px;
  right: 22px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 8px #eaff8580;
}
.display-readout {
  display: flex;
  gap: 10px 24px;
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
}
.display-readout > span { font: 12px/1.6 var(--mono); color: var(--cyan); white-space: nowrap; }
.display-readout p { margin: 0; font-size: 16px; text-align: right; color: var(--cream); }
.demo-controls { display: grid; grid-template-columns: 1.35fr 1fr; gap: 26px; padding: 22px 0; }
.demo-controls fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.demo-controls legend, .progress-control label, .manual-controls > label { font-size: 14px; margin-bottom: 10px; padding: 0; color: var(--muted); }
.choices { display: flex; gap: 8px; flex-wrap: wrap; }
.choices button {
  padding: 10px 18px;
  border-radius: 30px;
  border: 1px solid #a28ab9;
  background: #4b365f;
  color: var(--cream);
  font-size: 14px;
  font-weight: 700;
  box-shadow: 0 3px 0 #1e132e;
}
.choices button:hover { background: #6b4b81; }
.choices button[aria-pressed=true] { background: var(--yellow); color: var(--ink); border-color: var(--yellow); }
.choices button:focus-visible { outline-color: var(--cream); }
.progress-control label { display: flex; justify-content: space-between; gap: 15px; }
.progress-control output { color: var(--yellow); font-family: var(--mono); }
input[type=range] { width: 100%; height: 34px; accent-color: var(--yellow); margin: 0; }
.progress-control:has(input:disabled) { opacity: .65; }
.manual-controls {
  grid-column: 1/-1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 25px;
  border-top: 1px solid #806797;
  padding-top: 20px;
}
.manual-controls > label:first-child { grid-column: 1/-1; margin: 0; }
.manual-controls > label span { font-size: 14px; }
.manual-controls input[type=text] { width: 100%; max-width: 340px; border: 1px solid #bda0dd; border-radius: 10px; background: #1e142e; color: var(--cream); padding: 12px; font-family: var(--mono); text-transform: uppercase; }
.checkbox-label { display: flex; align-items: center; gap: 10px; }
.checkbox-label input { accent-color: var(--yellow); width: 18px; height: 18px; }
.manual-controls p { font-size: 16px; grid-column: 1/-1; color: var(--muted); margin: 0; }
.demo-disclosure, .no-script { font-size: 16px; line-height: 1.55; color: var(--muted); margin: 0; padding-top: 16px; border-top: 1px solid #806797; }
.hero-footnotes {
  max-width: 1120px;
  margin: 43px auto 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.hero-footnotes p { margin: 0; font-size: 16px; color: var(--muted); }
.hero-footnotes strong { display: block; color: var(--yellow); margin-bottom: 5px; }
.scenes-section, .system-section, .status-section, .roadmap-section { padding: 76px max(40px, calc((100vw - 1200px) / 2)); scroll-margin-top: 20px; }
.scenes-section { background: #fff0f7; color: var(--ink); color-scheme: light; }
.section-heading { max-width: 740px; margin-bottom: 36px; }
.section-heading .eyebrow { color: #795072; }
.section-heading h2, .status-intro h2 { font-size: clamp(36px, 4.7vw, 62px); letter-spacing: -.055em; line-height: 1.04; margin: 0; font-weight: 900; }
.section-heading > p:last-child { max-width: 620px; font-size: 18px; margin: 20px 0 0; }
.scene-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.scene-card { border: 2px solid var(--ink); border-radius: 24px; padding: 26px; box-shadow: 5px 6px 0 var(--ink); }
.quota-scene { background: #eaff85; }
.workout-scene { background: #95e8ee; }
.manual-scene { background: #ffc3df; }
.scene-number { font-size: 14px; font-weight: 700; }
.mini-screen { margin: 25px 0; padding: 21px 16px; min-height: 105px; background: #21182e; border-radius: 11px; text-align: center; color: var(--cyan); box-shadow: 0 5px 0 #493652; }
.mini-screen span { font: 700 clamp(22px, 2.6vw, 32px)/1.2 var(--mono); letter-spacing: .12em; text-shadow: 0 0 14px #79f7f299; }
.mini-screen i { display: block; height: 5px; width: 100%; background: #443d50; margin-top: 15px; position: relative; }
.mini-screen i::before { content: ''; display: block; height: 100%; width: var(--fill); background: currentColor; }
.workout-scene .mini-screen { color: var(--pink); }
.manual-scene .mini-screen { color: var(--yellow); display: grid; place-items: center; }
.scene-card h3 { font-size: 26px; letter-spacing: -.04em; line-height: 1.15; margin: 0 0 14px; }
.scene-card p { font-size: 16px; margin: 0; }
.system-section { display: grid; grid-template-columns: 1fr 1.2fr; gap: 30px 70px; background: var(--cream); color: var(--ink); color-scheme: light; }
.system-section .section-heading { margin: 0; }
.system-flow { list-style: none; padding: 0; margin: 0; }
.system-flow li { display: flex; align-items: flex-start; gap: 20px; margin-bottom: 27px; }
.step-disc { flex-shrink: 0; display: grid; place-items: center; width: 43px; height: 43px; border: 2px solid var(--ink); border-radius: 50%; background: var(--pink); font-size: 22px; font-weight: 900; }
.system-flow li:nth-child(2) .step-disc { background: var(--yellow); }
.system-flow li:nth-child(3) .step-disc { background: var(--cyan); }
.system-flow h3 { font-size: 23px; line-height: 1.2; letter-spacing: -.035em; margin: 4px 0 10px; }
.system-flow p { font-size: 16px; margin: 0; }
.delivery-note { grid-column: 1/-1; display: flex; align-items: center; gap: 22px; padding: 20px 25px; border: 2px dashed #9b829f; border-radius: 20px; }
.delivery-note > span { font-size: 47px; line-height: 1; color: #765481; }
.delivery-note p { font-size: 16px; margin: 0; }
.status-section { background: #dcd0f1; color: var(--ink); color-scheme: light; }
.status-intro { display: grid; grid-template-columns: 1.2fr 1fr; gap: 12px 55px; margin-bottom: 42px; align-items: center; }
.status-intro .eyebrow { grid-column: 1/-1; color: #694a7e; margin: 0; }
.status-intro h2 { grid-row: 2/4; }
.status-intro > p:not(.eyebrow) { font-size: 18px; margin: 0; }
.milestone-label { font: 14px/1.5 var(--mono); }
.milestones { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.milestones article { border: 1px solid #aa91bb; border-radius: 18px; background: #efe7f9; padding: 25px; }
.milestone-status { font: 12px/1.5 var(--mono); letter-spacing: .025em; color: #554168; }
.milestone-status.caution { color: #72522a; }
.milestones h3 { font-size: 24px; letter-spacing: -.035em; line-height: 1.2; margin: 12px 0; }
.milestones p { font-size: 16px; margin: 0; }
.verification-note { margin: 28px 0 0; padding-top: 22px; border-top: 1px dashed #aa91bb; font-size: 15px; }
.roadmap-section { background: var(--stage); }
.roadmap-section .eyebrow { color: var(--pink); }
.roadmap-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 20px; }
.roadmap-list > li { display: grid; grid-template-columns: 175px minmax(0, 1fr); gap: 28px; padding: 28px; border: 1px solid #82649b; border-radius: 20px; background: #30204e; }
.roadmap-phase { color: var(--yellow); font: 700 15px/1.6 var(--mono); }
.roadmap-phase > span { display: inline-block; margin-top: 8px; color: var(--muted); font-size: 13px; font-weight: 400; }
.roadmap-list > li:nth-child(2) .roadmap-phase { color: var(--cyan); }
.roadmap-list > li:nth-child(3) .roadmap-phase { color: var(--pink); }
.roadmap-list h3 { margin: 0 0 12px; font-size: 26px; line-height: 1.2; letter-spacing: -.035em; }
.roadmap-list p { margin: 0; font-size: 16px; color: var(--muted); }
.future-work { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px 30px; padding-left: 20px; margin: 0; }
.future-work li { padding-left: 3px; }
.roadmap-list .roadmap-qualification { margin-top: 18px; font-size: 15px; }
.site-footer { max-width: 1320px; margin: auto; padding: 36px 40px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.site-footer p, .site-footer > a:last-child { font-size: 16px; margin: 0; }
@media (max-width: 1000px) {
  .site-header { width: calc(100% - 48px); flex-wrap: wrap; gap: 18px; }
  nav { gap: 20px; }
  .prototype-tag { display: none; }
  .hero { padding: 30px 24px 40px; }
  .demo-controls { grid-template-columns: 1fr; gap: 20px; }
  .hero-footnotes { gap: 22px; }
  .scenes-section, .system-section, .status-section, .roadmap-section { padding: 55px 24px; }
  .scene-cards { gap: 18px; }
  .scene-card { padding: 20px; }
  .system-section { gap: 25px; }
}
@media (max-width: 700px) {
  .site-header { padding: 20px 0; }
  .brand { font-size: 28px; }
  nav { width: 100%; flex-wrap: wrap; gap: 8px 22px; font-size: 14px; }
  .hero { padding: 28px 18px 38px; }
  .hero h1 { font-size: clamp(44px, 9.4vw, 65px); }
  .hero-description { font-size: 18px; }
  .release-note { max-width: 350px; margin: auto; }
  .billboard-section { margin-top: 28px; }
  .demo-heading { text-align: center; }
  .demo-heading h2 { font-size: 18px; }
  .demo-shell { border-radius: 20px; padding: 18px 16px; }
  .panel-heading { font-size: 11px; letter-spacing: .015em; }
  .display-surround { padding: 20px 0 18px; }
  .pixel-display { padding: 15px 13px 24px; border-radius: 12px; }
  .pixel-display::before, .pixel-display::after { width: 3px; height: 3px; }
  .pixel-display::before { left: 5px; }
  .pixel-display::after { right: 5px; }
  .display-readout { flex-direction: column; align-items: flex-start; gap: 8px; }
  .display-readout p { text-align: left; min-height: 3em; }
  .choices { gap: 8px; }
  .choices button { padding: 10px 14px; }
  .manual-controls { grid-template-columns: 1fr; }
  .manual-controls input[type=text] { max-width: none; }
  .hero-footnotes, .scene-cards, .system-section, .status-intro, .milestones { grid-template-columns: 1fr; }
  .hero-footnotes { margin-top: 36px; gap: 20px; }
  .scenes-section, .system-section, .status-section, .roadmap-section { padding: 44px 20px; }
  .section-heading { margin-bottom: 28px; }
  .scene-cards { gap: 27px; }
  .scene-card { padding: 24px; }
  .mini-screen span { font-size: 32px; }
  .system-section { gap: 30px; }
  .delivery-note { padding: 18px; align-items: flex-start; gap: 14px; }
  .delivery-note > span { font-size: 32px; }
  .status-intro { gap: 18px; margin-bottom: 28px; }
  .status-intro h2 { grid-row: auto; }
  .milestones article { padding: 22px; }
  .roadmap-list > li { grid-template-columns: minmax(0, 1fr); gap: 18px; padding: 22px; }
  .future-work { grid-template-columns: minmax(0, 1fr); }
  .site-footer { padding: 30px 20px; flex-wrap: wrap; }
  .site-footer > a:last-child { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
}