:root {
  --black: #050505;
  --ink: #0a0a0b;
  --panel: #121214;
  --line: rgba(255, 255, 255, 0.12);
  --white: #f5f5f5;
  --muted: #a3a3a3;
  --quiet: #737373;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Times New Roman", serif;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, monospace;
}

* { box-sizing: border-box }
html { scroll-behavior: smooth; background: var(--black) }
section[id], article[id] { scroll-margin-top: 96px }
body {
  margin: 0;
  background:
    radial-gradient(ellipse 65% 40% at 50% -5%, rgba(255, 255, 255, 0.03), transparent 55%),
    radial-gradient(ellipse 45% 30% at 85% 12%, rgba(255, 255, 255, 0.02), transparent 50%),
    var(--black);
  color: var(--white);
  font-family: var(--sans);
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}
body.menu-open,
body.dialog-open { overflow: hidden }
a { color: inherit; text-decoration: none }
button, input, select, textarea { font: inherit }
button { color: inherit; cursor: pointer }
img { display: block; max-width: 100% }
::selection { background: var(--white); color: var(--black) }
b.side { font-weight: inherit }

:where(a, button, input, select, textarea):focus-visible {
  outline: 2px solid var(--white);
  outline-offset: 4px;
}

.skip-link {
  position: fixed; z-index: 9999; left: 20px; top: -100px;
  background: var(--white); color: #050505; padding: 12px 16px;
  font: 700 11px var(--mono); text-transform: uppercase; letter-spacing: 0.08em;
}
.skip-link:focus { top: 20px }

/* ——— Header ——— */
.site-header {
  position: fixed; z-index: 200; inset: 0 0 auto;
  height: 84px; padding: 0 clamp(20px, 4vw, 56px);
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
}
.site-header.scrolled {
  background: rgba(5, 5, 5, 0.82);
  backdrop-filter: blur(16px);
  border-color: rgba(255, 255, 255, 0.08);
}
.wordmark { display: flex; align-items: center; width: max-content }
.brand-logo {
  display: block;
  height: 44px;
  width: auto;
}
.brand-logo--footer { height: 56px }

.nav-links { display: flex; gap: 32px }
.nav-links a {
  color: var(--quiet); font: 600 12px var(--mono);
  letter-spacing: 0.1em; text-transform: uppercase; transition: color 0.2s;
}
.nav-links a:hover { color: var(--white) }
.header-actions { display: flex; justify-content: flex-end; align-items: center; gap: 16px }
.access-button {
  min-height: 48px; padding: 0 22px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.04);
  font: 600 12px var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
}
.access-button span { margin-left: 14px; color: var(--white) }
.menu-button {
  display: none; width: 40px; height: 40px; padding: 10px;
  border: 1px solid var(--line); background: transparent;
}
.menu-button span { display: block; height: 1px; margin: 6px 0; background: var(--white) }
.mobile-menu { display: none }

/* ——— Device mockups (pre-composited photographic frames) ——— */
.device {
  --w: 240px;
  margin: 0;
  position: relative;
  width: var(--w);
  flex-shrink: 0;
}
.device-lg { --w: min(300px, 68vw) }
.device-md { --w: min(236px, 52vw) }
.device-sm { --w: min(188px, 42vw) }

.device-shot {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 32px 56px rgba(0, 0, 0, 0.72)) drop-shadow(0 10px 20px rgba(0, 0, 0, 0.4));
}

.device figcaption {
  margin-top: 16px;
  text-align: center;
  color: var(--quiet);
  font: 600 11px var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ——— Hero ——— */
.hero {
  min-height: 100svh;
  padding: 120px clamp(20px, 5vw, 72px) 48px;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
}
.eyebrow {
  margin: 0 0 20px;
  color: var(--quiet);
  font: 600 11px var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.hero-brand { margin: 0 0 8px }
.hero-logo {
  display: block;
  width: min(220px, 58vw);
  height: auto;
}
.tagline {
  margin: 16px 0 0;
  color: var(--white);
  font: 400 clamp(38px, 4.8vw, 68px) / 0.98 var(--serif);
  letter-spacing: -0.035em;
}
.lede {
  margin: 28px 0 0;
  max-width: 38ch;
  color: var(--muted);
  font: 300 16px / 1.7 var(--sans);
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px }
.btn-primary,
.btn-ghost {
  min-height: 56px; padding: 0 28px;
  display: inline-flex; align-items: center; justify-content: space-between; gap: 20px;
  border: 1px solid var(--line);
  font: 600 13px var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
}
.btn-primary { background: var(--white); color: var(--black); border-color: var(--white) }
.btn-primary i { color: var(--black); font-style: normal }
.btn-ghost { background: transparent; color: var(--white) }
.btn-ghost i { color: var(--muted); font-style: normal }

.hero-stage {
  position: relative;
  height: min(640px, 80vh);
  min-height: 480px;
}
.stage-glow {
  position: absolute;
  inset: 8% 10% 4%;
  background:
    radial-gradient(ellipse 55% 50% at 48% 42%, rgba(255, 255, 255, 0.06), transparent 68%),
    radial-gradient(ellipse 40% 30% at 55% 70%, rgba(255, 255, 255, 0.03), transparent 70%);
  pointer-events: none;
}

.device-secondary,
.device-primary {
  position: absolute;
  left: 50%;
  bottom: 2%;
}

.device-secondary {
  --w: min(250px, 44vw);
  z-index: 1;
  transform: translate(-8%, 0) rotate(7deg);
  opacity: 0.5;
}
.device-secondary .device-shot {
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.55));
}
.device-primary {
  --w: min(340px, 60vw);
  z-index: 2;
  transform: translate(-72%, 0) rotate(-5deg);
}
.device-primary .device-shot {
  filter:
    drop-shadow(0 40px 70px rgba(0, 0, 0, 0.75))
    drop-shadow(0 12px 24px rgba(0, 0, 0, 0.45));
  animation: phone-settle 1.1s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes phone-settle {
  from { opacity: 0; transform: translateY(28px) scale(0.96); }
  to { opacity: 1; transform: none; }
}

.strip {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 28px;
  padding: 28px 24px;
  border-block: 1px solid var(--line);
  color: var(--quiet);
  font: 600 11px var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.proof-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 38px;
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font: 600 11px var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.proof-strip span { display: inline-flex; align-items: center; gap: 10px }
.proof-strip i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #7dc99a;
  box-shadow: 0 0 12px rgba(125, 201, 154, 0.55);
}

/* ——— Strategic story ——— */
.difference {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(80px, 10vw, 132px) clamp(20px, 5vw, 72px);
}
.difference-intro { max-width: 930px }
.difference-intro h2 {
  margin: 0;
  font: 400 clamp(42px, 6vw, 78px) / 0.98 var(--serif);
  letter-spacing: -0.04em;
}
.difference-intro h2 em { color: var(--muted); font-style: normal }
.difference-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 72px;
  background: var(--line);
  border: 1px solid var(--line);
}
.difference-grid article { min-height: 250px; padding: 30px; background: var(--black) }
.difference-grid article > span,
.beta-partnership li span {
  color: var(--quiet);
  font: 600 11px var(--mono);
  letter-spacing: 0.12em;
}
.difference-grid h3 { margin: 70px 0 14px; font: 400 27px var(--serif) }
.difference-grid p { margin: 0; color: var(--muted); font: 300 14px/1.7 var(--sans) }

.ask-showcase {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(80px, 11vw, 144px) clamp(20px, 5vw, 72px);
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(40px, 7vw, 90px);
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.ask-showcase h2,
.beta-partnership h2 {
  margin: 0;
  font: 400 clamp(42px, 5.2vw, 68px) / 0.96 var(--serif);
  letter-spacing: -0.035em;
}
.ask-showcase-copy > p,
.beta-partnership-copy > p {
  max-width: 42ch;
  margin: 24px 0 0;
  color: var(--muted);
  font: 300 15px/1.75 var(--sans);
}
.prompt-list { display: grid; gap: 8px; margin-top: 30px }
.prompt-list span {
  padding: 15px 16px;
  border: 1px solid var(--line);
  color: #d7d7d7;
  font-size: 13px;
}
.prompt-list span::before { content: "↳"; margin-right: 12px; color: var(--quiet) }
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  margin-top: 30px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.35);
  font: 600 11px var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.text-link i { font-style: normal; color: var(--muted) }
.ask-showcase-stage {
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.ask-showcase-stage .device:first-child { z-index: 2; transform: rotate(-3deg) translateX(8%) }
.ask-showcase-stage .device:last-child { margin-left: -18%; transform: rotate(5deg) translateY(9%); opacity: 0.9 }

.beta-partnership {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(80px, 11vw, 140px) clamp(20px, 5vw, 72px);
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(50px, 8vw, 110px);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.beta-partnership ul { margin: 34px 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line) }
.beta-partnership li { display: grid; grid-template-columns: 42px 1fr; gap: 12px; padding: 17px 0; border-bottom: 1px solid var(--line); color: #d2d2d2; font-size: 13px }
.text-link-button { padding: 0 0 8px; background: none; color: var(--white); border: 0; border-bottom: 1px solid rgba(255, 255, 255, 0.35) }

/* ——— Features ——— */
.features {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px clamp(20px, 5vw, 72px) 20px;
}
.feature {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  padding: clamp(64px, 10vw, 112px) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.feature-flip { grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr) }
.feature-flip .feature-copy { order: 2 }
.feature-flip .feature-stage { order: 1 }
.feature-num {
  display: block;
  margin-bottom: 18px;
  color: var(--quiet);
  font: 600 11px var(--mono);
  letter-spacing: 0.16em;
}
.feature h2 {
  margin: 0;
  font: 400 clamp(36px, 4.6vw, 64px) / 0.95 var(--serif);
  letter-spacing: -0.03em;
}
.feature p {
  margin: 20px 0 0;
  max-width: 36ch;
  color: var(--muted);
  font: 300 15px / 1.75 var(--sans);
}

.feature-stage {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  min-height: 360px;
  padding: 16px 0 24px;
}
.feature-stage::before {
  content: "";
  position: absolute;
  left: 12%;
  right: 12%;
  bottom: 0;
  height: 28%;
  background: radial-gradient(ellipse at 50% 80%, rgba(255, 255, 255, 0.05), transparent 70%);
  pointer-events: none;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

.stage-duo { gap: 0 }
.stage-duo .device:first-child {
  z-index: 2;
  transform: rotate(-3deg) translateX(6%);
}
.stage-duo .device:last-child {
  z-index: 1;
  margin-left: -14%;
  transform: rotate(5deg) translateY(10%);
  opacity: 0.92;
}

.stage-pair { gap: clamp(16px, 2.5vw, 32px) }
.stage-pair .device:first-child { transform: rotate(-2.5deg) }
.stage-pair .device:last-child { transform: rotate(2.5deg) }

.stage-trio {
  gap: 4px;
  align-items: flex-end;
}
.stage-trio .device:nth-child(1) {
  transform: rotate(-6deg) translateY(14px);
  opacity: 0.9;
}
.stage-trio .device-mid {
  z-index: 2;
  transform: translateY(-6px);
}
.stage-trio .device:nth-child(3) {
  transform: rotate(6deg) translateY(14px);
  opacity: 0.9;
}

.stage-spotlight { min-height: 420px }
.stage-spotlight .device-lg { transform: rotate(-2deg) }
.stage-spotlight .device-float {
  position: absolute;
  right: 0;
  bottom: 4%;
  z-index: 2;
  transform: rotate(7deg);
}

/* ——— Gallery ——— */
.gallery {
  padding: 80px 0 56px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.gallery-head {
  max-width: 520px;
  margin: 0 auto 44px;
  padding: 0 clamp(20px, 5vw, 72px);
}
.gallery-head h2 {
  margin: 0;
  font: 400 clamp(32px, 4vw, 52px) / 1 var(--serif);
  letter-spacing: -0.03em;
}
.gallery-head p {
  margin: 16px 0 0;
  color: var(--muted);
  font: 300 15px / 1.7 var(--sans);
}
.gallery-track {
  display: flex;
  gap: clamp(28px, 4vw, 48px);
  padding: 12px clamp(20px, 8vw, 100px) 40px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.25) transparent;
}
.gallery-track .device {
  scroll-snap-align: center;
}
.gallery-track .device:nth-child(even) {
  transform: translateY(14px);
}

/* ——— CTA ——— */
.cta {
  padding: 100px 24px 120px;
  text-align: center;
  background:
    radial-gradient(circle at 50% 40%, rgba(255, 255, 255, 0.04), transparent 42%),
    #020203;
  border-top: 1px solid var(--line);
}
.cta-inner { max-width: 640px; margin: 0 auto }
.cta h2 {
  margin: 24px 0 18px;
  font: 400 clamp(48px, 8vw, 96px) / 0.88 var(--serif);
  letter-spacing: -0.045em;
}
.cta h2 em { color: inherit; font-style: normal }
.cta p {
  margin: 0 auto;
  max-width: 46ch;
  color: var(--muted);
  font: 300 15px / 1.75 var(--sans);
}
.cta .hero-ctas { justify-content: center }

footer {
  min-height: 160px;
  padding: 56px clamp(20px, 5vw, 72px) 28px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-content: start;
  border-top: 1px solid var(--line);
  background: #010102;
}
footer > p {
  grid-column: 1;
  margin: 14px 0 0;
  color: var(--quiet);
  font-size: 12px;
}
footer > div {
  grid-column: 2;
  grid-row: 1 / 3;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
  color: var(--quiet);
  font: 500 11px var(--mono);
  letter-spacing: 0.08em;
}
footer > div a { color: #8a847c }
.footer-links { display: flex; gap: 18px }

/* ——— Dialog ——— */
.waitlist-dialog {
  width: min(860px, calc(100% - 28px));
  max-height: calc(100vh - 28px);
  margin: auto;
  padding: 0;
  overflow: auto;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: #08080a;
  color: var(--white);
  box-shadow: 0 40px 160px #000;
}
.waitlist-dialog::backdrop {
  background: rgba(0, 0, 0, 0.86);
  backdrop-filter: blur(8px);
}
.dialog-close {
  position: absolute; z-index: 2; top: 16px; right: 16px;
  width: 40px; height: 40px;
  border: 1px solid var(--line); background: transparent;
  color: var(--white); font-size: 21px;
}
.dialog-intro { padding: 52px 52px 30px; border-bottom: 1px solid var(--line) }
.dialog-intro > span,
.form-success > span {
  color: var(--quiet); font: 600 11px var(--mono); letter-spacing: 0.1em;
}
.dialog-intro h2,
.form-success h2 {
  margin: 22px 0 10px;
  font: 400 44px var(--serif);
}
.dialog-intro p,
.form-success p {
  margin: 0; color: #7f7971; font-size: 13px; line-height: 1.6;
}
#waitlist-form { padding: 32px 52px 44px }
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 14px;
}
.form-grid label { display: flex; flex-direction: column; gap: 8px }
.form-grid label > span {
  color: #aaa39a; font: 600 11px var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
}
.form-grid .full { grid-column: 1 / -1 }
.form-grid input,
.form-grid select,
.form-grid textarea {
  width: 100%; padding: 14px;
  border: 1px solid var(--line); border-radius: 0; outline: none;
  background: #050506; color: var(--white); font-size: 16px;
}
.form-grid input:focus,
.form-grid select:focus,
.form-grid textarea:focus { border-color: rgba(255, 255, 255, 0.45) }
.form-grid ::placeholder { color: #4f4b46 }
.form-error { min-height: 18px; color: #e29a9a; font: 500 12px var(--mono) }
.submit-button,
.form-success button {
  width: 100%; min-height: 52px; padding: 0 20px;
  display: flex; align-items: center; justify-content: space-between;
  border: 1px solid var(--white); background: var(--white); color: #070707;
  font: 600 12px var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
}

.mobile-sticky-cta { display: none }
.form-note {
  margin: 12px 0 0;
  color: #54504b;
  font: 500 11px / 1.6 var(--mono);
  text-align: center;
}
.form-success { padding: 80px 52px; text-align: center }
.form-success > i {
  width: 48px; height: 48px; margin: 0 auto 24px;
  display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 50%;
  color: var(--white); font-style: normal;
}
.form-success button {
  width: auto; margin: 28px auto 0; padding: 0 28px;
  background: transparent; color: var(--white); border-color: var(--line);
}

/* ——— Structure Score ——— */
.score-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(90px, 11vw, 150px) clamp(20px, 5vw, 72px);
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(48px, 8vw, 110px);
  align-items: start;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.score-intro { position: sticky; top: 120px }
.score-intro h2 {
  margin: 0;
  font: 400 clamp(44px, 5.4vw, 72px) / 0.96 var(--serif);
  letter-spacing: -0.04em;
}
.score-intro > p {
  margin: 24px 0 0;
  max-width: 42ch;
  color: var(--muted);
  font: 300 16px/1.75 var(--sans);
}
.score-promise { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 30px }
.score-promise span {
  padding: 9px 11px;
  border: 1px solid var(--line);
  color: var(--muted);
  font: 600 11px var(--mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.score-card { border: 1px solid var(--line); background: rgba(255, 255, 255, 0.015) }
.score-form { padding: clamp(24px, 4vw, 44px) }
.score-form label { display: block; padding: 0 0 24px; margin: 0 0 24px; border-bottom: 1px solid var(--line) }
.score-form label > span { display: flex; gap: 14px; margin-bottom: 13px; color: #e2e2e2; font-size: 15px; line-height: 1.45 }
.score-form label > span i { color: var(--quiet); font: 600 11px var(--mono); font-style: normal; padding-top: 4px }
.score-form select {
  width: 100%;
  min-height: 54px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: #050506;
  color: var(--white);
  font-size: 16px;
}
.score-error { min-height: 20px; margin: 0 0 8px; color: #e29a9a; font-size: 13px }
.score-result { padding: clamp(30px, 5vw, 54px) }
.score-kicker,
.score-priorities > span {
  color: var(--quiet);
  font: 600 11px var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.score-number { margin: 28px 0 10px; display: flex; align-items: baseline }
.score-number strong { font: 400 clamp(86px, 12vw, 148px)/0.8 var(--serif); letter-spacing: -0.06em }
.score-number small { margin-left: 10px; color: var(--quiet); font: 500 18px var(--mono) }
.score-result h3 { margin: 28px 0 12px; font: 400 32px var(--serif) }
.score-result > p { margin: 0; max-width: 46ch; color: var(--muted); font: 300 16px/1.7 var(--sans) }
.score-priorities { margin-top: 36px; padding-top: 26px; border-top: 1px solid var(--line) }
.score-priorities ol { margin: 18px 0 0; padding: 0; list-style: none; counter-reset: priorities }
.score-priorities li {
  counter-increment: priorities;
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: #d5d5d5;
  font-size: 14px;
  line-height: 1.5;
}
.score-priorities li::before { content: "0" counter(priorities); color: var(--quiet); font: 600 11px var(--mono) }
.score-actions { display: grid; gap: 12px; margin-top: 34px }
.score-actions .btn-primary { width: 100% }
.score-reset { min-height: 44px; border: 0; background: none; color: var(--muted); font-size: 13px; text-decoration: underline; text-underline-offset: 4px }
.score-disclaimer { display: block; margin-top: 22px; color: var(--quiet); font-size: 11px; line-height: 1.5 }

/* ——— Responsive ——— */
@media (max-width: 980px) {
  .nav-links { display: none }
  .site-header { grid-template-columns: 1fr auto }
  .menu-button { display: block }
  .mobile-menu {
    position: absolute; top: 84px; left: 0; right: 0;
    display: none; flex-direction: column;
    padding: 18px 24px 28px;
    background: rgba(5, 5, 5, 0.97);
    border-bottom: 1px solid var(--line);
  }
  .mobile-menu.open { display: flex }
  .mobile-menu a {
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    font: 400 20px var(--serif);
  }
  .mobile-menu button {
    margin-top: 18px; min-height: 52px; padding: 0 20px;
    display: flex; align-items: center; justify-content: space-between;
    border: 0; background: var(--white); color: var(--black);
    font: 600 12px var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
  }
  .hero {
    grid-template-columns: 1fr;
    padding-top: 100px;
    text-align: center;
    gap: 12px;
  }
  .lede { margin-inline: auto }
  .hero-ctas { justify-content: center }
  .hero-stage {
    height: min(460px, 58vh);
    min-height: 360px;
  }
  .device-secondary {
    --w: min(160px, 34vw);
    transform: translate(-8%, 4%) rotate(6deg);
  }
  .device-primary {
    --w: min(230px, 52vw);
    transform: translate(-58%, 0) rotate(-3deg);
  }
  .feature,
  .feature-flip {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .feature-flip .feature-copy,
  .feature-flip .feature-stage { order: initial }
  .feature p { margin-inline: auto }
  .feature-stage { min-height: 320px }
  .stage-spotlight .device-float { right: 2%; bottom: 4% }
  .ask-showcase,
  .beta-partnership { grid-template-columns: 1fr; text-align: center }
  .ask-showcase-copy > p,
  .beta-partnership-copy > p { margin-inline: auto }
  .prompt-list { max-width: 540px; margin-inline: auto }
  .ask-showcase-stage { min-height: 500px }
  .score-section { grid-template-columns: 1fr }
  .score-intro { position: static; text-align: center }
  .score-intro > p { margin-inline: auto }
  .score-promise { justify-content: center }
}

@media (max-width: 640px) {
  .access-button { display: none }
  .hero { min-height: auto; padding-bottom: 24px }
  .hero-logo { width: min(168px, 46vw); margin-inline: auto }
  .tagline { font-size: clamp(36px, 11vw, 52px) }
  .lede { margin-top: 20px; font-size: 15px; line-height: 1.6 }
  .feature p,
  .gallery-head p,
  .cta p,
  .ask-showcase-copy > p,
  .beta-partnership-copy > p,
  .difference-grid p { font-size: 16px }
  .hero-ctas { margin-top: 28px }
  .hero-ctas > * { width: 100% }
  .hero-stage { height: 380px; min-height: 360px; margin-top: 14px }
  .device-secondary { --w: min(105px, 26vw); opacity: 0.4; }
  .device-primary { --w: min(180px, 50vw); transform: translate(-55%, 0) rotate(-2deg); }
  .stage-duo .device:last-child { margin-left: -22% }
  .stage-pair {
    flex-direction: column;
    align-items: center;
    gap: 28px;
  }
  .stage-pair .device { transform: none !important }
  .stage-trio {
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }
  .stage-trio .device {
    transform: none !important;
    opacity: 1 !important;
  }
  .stage-spotlight {
    flex-direction: column;
    align-items: center;
    gap: 28px;
  }
  .stage-spotlight .device-float {
    position: relative;
    right: auto;
    bottom: auto;
    transform: rotate(2deg);
  }
  .gallery-head { text-align: center }
  .dialog-intro,
  #waitlist-form { padding-left: 22px; padding-right: 22px }
  .dialog-intro h2 { font-size: 34px }
  .form-grid { grid-template-columns: 1fr }
  .form-grid .full { grid-column: auto }
  footer { grid-template-columns: 1fr; gap: 24px }
  footer > div { grid-column: 1; align-items: flex-start }
  .proof-strip { justify-content: flex-start; padding-left: 28px }
  .difference-grid { grid-template-columns: 1fr; margin-top: 44px }
  .difference-grid article { min-height: auto }
  .difference-grid h3 { margin-top: 38px }
  .ask-showcase-stage { min-height: 390px }
  .ask-showcase-stage .device:first-child { --w: min(175px, 45vw) }
  .ask-showcase-stage .device:last-child { --w: min(145px, 38vw) }
  .beta-partnership { text-align: left }
  .beta-partnership-copy > p { margin-inline: 0 }
  .mobile-sticky-cta {
    position: fixed;
    z-index: 180;
    left: 14px;
    right: 14px;
    bottom: max(14px, env(safe-area-inset-bottom));
    min-height: 54px;
    padding: 0 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1px solid var(--white);
    background: rgba(245, 245, 245, 0.96);
    color: var(--black);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(12px);
    font: 700 12px var(--mono);
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }
  body.menu-open .mobile-sticky-cta,
  body.dialog-open .mobile-sticky-cta { display: none }
  footer { padding-bottom: 110px }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto }
  .device-primary .device-shot { animation: none }
  [data-reveal] { opacity: 1; transform: none; transition: none }
}