:root {
  color-scheme: dark;
  --ink: #f6f8ff;
  --muted: #a6afc4;
  --blue: #69a8ff;
  --progress: 0;
  --ipad-left: 50%;
  --reveal: 0;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #080d1a; color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; }
img { display: block; max-width: 100%; }
figure { margin: 0; }

.skip-link { position: absolute; left: 1rem; top: -4rem; z-index: 20; padding: .7rem 1rem; background: white; color: #111; border-radius: .5rem; }
.skip-link:focus { top: 1rem; }
.site-header { position: absolute; z-index: 10; inset: 0 0 auto; height: 72px; padding: 0 clamp(1.2rem, 4vw, 4rem); display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,.08); }
.wordmark { text-decoration: none; font-size: 1.55rem; font-weight: 800; letter-spacing: -.08em; }
.wordmark span { color: var(--blue); }
.header-right { display: flex; align-items: center; gap: clamp(.8rem, 3vw, 2rem); }
.preview-label { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: #8090ad; }
.header-link { font-size: .85rem; text-decoration: none; color: #dceaff; }
.header-link:hover, .site-footer a:hover { color: var(--blue); }

.story { height: 210vh; min-height: 1400px; background: radial-gradient(ellipse at 50% 38%, #1b335a 0%, #0c172a 46%, #080d1a 77%); }
.story-stage { position: sticky; top: 0; height: 100vh; height: 100svh; min-height: 620px; overflow: hidden; }
.stage-inner { width: min(1440px, 100%); height: 100%; margin: auto; padding: clamp(5.7rem, 11vh, 8rem) clamp(1.2rem, 4vw, 4rem) 1.3rem; display: flex; flex-direction: column; align-items: center; text-align: center; }
.eyebrow { margin: 0 0 .95rem; color: #85b9ff; font-size: .74rem; font-weight: 700; letter-spacing: .19em; text-transform: uppercase; }
h1 { max-width: 1000px; margin: 0; font-size: clamp(2.9rem, 6.6vw, 6.8rem); line-height: 1.01; font-weight: 750; letter-spacing: -.067em; }
h1 span { display: block; color: #8ebeff; }
.intro { margin: 1rem 0 1.5rem; color: #becce3; font-size: clamp(1rem, 1.55vw, 1.3rem); line-height: 1.5; }
.device-scene { position: relative; width: min(1180px, 100%); min-height: 0; flex: 1; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: center; gap: clamp(.8rem, 2vw, 2rem); perspective: 1200px; }
.device { position: relative; width: 100%; overflow: hidden; border: 1px solid rgba(193,218,255,.22); border-radius: clamp(.8rem, 1.6vw, 1.4rem); background: #eaf2ff; box-shadow: 0 35px 85px rgba(0,0,0,.46), 0 0 70px rgba(77,141,255,.12); }
.device img { width: 100%; height: auto; }
.device-top { height: 28px; display: flex; align-items: center; justify-content: center; gap: .45rem; color: #bcc9de; background: #202b3f; font-size: .68rem; letter-spacing: .03em; }
.device-dot { width: 6px; height: 6px; border-radius: 50%; background: #69a8ff; box-shadow: 0 0 8px #69a8ff; }
.ipad-device { z-index: 2; }
.mac-device { opacity: var(--reveal); transform: translateY(calc((1 - var(--reveal)) * 54px)) scale(calc(.96 + var(--reveal) * .04)); }
.stage-bottom { z-index: 3; width: 100%; min-height: 64px; display: flex; align-items: center; justify-content: center; position: relative; }
.reveal-copy { margin: 0; padding: .65rem 1.1rem; border: 1px solid rgba(255,255,255,.12); border-radius: 999px; background: rgba(6,14,28,.9); color: #d3dff1; font-size: clamp(.9rem, 1.5vw, 1.15rem); opacity: var(--reveal); transform: translateY(calc((1 - var(--reveal)) * 12px)); }
.reveal-copy strong { color: white; font-weight: 650; }
.scroll-cue { position: absolute; right: 0; color: #8da2be; font-size: .78rem; letter-spacing: .04em; opacity: calc(1 - var(--reveal)); }
.scroll-cue span { padding-left: .4rem; }

.lesson-story { --lesson-reveal: 0; height: 260vh; min-height: 1600px; background: radial-gradient(ellipse at 50% 50%, #fff 0%, #edf4ff 65%, #dfeaf9 100%); color: #132238; }
.lesson-stage { position: sticky; top: 0; height: 100vh; height: 100svh; min-height: 620px; overflow: hidden; }
.lesson-inner { width: min(1440px, 100%); height: 100%; margin: auto; padding: clamp(4rem, 8vh, 6rem) clamp(1.2rem, 4vw, 4rem) 1.5rem; display: flex; flex-direction: column; align-items: center; text-align: center; }
.lesson-story .eyebrow { color: #286fc9; }
.lesson-inner h2 { margin: 0; font-size: clamp(2.7rem, 5.6vw, 5.8rem); line-height: 1.03; letter-spacing: -.065em; }
.lesson-inner h2 span { color: #5286c3; }
.lesson-intro { max-width: 680px; margin: 1rem 0 .5rem; color: #4e6280; font-size: clamp(1rem, 1.5vw, 1.23rem); line-height: 1.5; }
.lesson-scene { position: relative; flex: 1; min-height: 0; width: min(1150px, 100%); }
.lesson-scene .device { position: absolute; }
.lesson-mac { width: calc(76% - var(--lesson-reveal) * 16%); left: calc(50% + var(--lesson-reveal) * 17%); top: 50%; transform: translate(-50%, -50%); }
.lesson-ipad { z-index: 2; width: 53%; left: 31%; top: 50%; opacity: var(--lesson-reveal); transform: translate(calc(-50% - (1 - var(--lesson-reveal)) * 44px), -43%); }
.lesson-caption { z-index: 3; position: relative; min-height: 2rem; margin: .3rem 0 0; padding: .55rem 1rem; border: 1px solid #d8e3f0; border-radius: 999px; background: rgba(255,255,255,.94); color: #314d6f; font-size: clamp(.9rem, 1.4vw, 1.1rem); opacity: var(--lesson-reveal); }

.canvas-story { --canvas-reveal: 0; height: 260vh; min-height: 1600px; background: radial-gradient(ellipse at 50% 50%, #22365b 0%, #111e36 56%, #0a1325 100%); color: #f5f8ff; }
.canvas-stage { position: sticky; top: 0; height: 100vh; height: 100svh; min-height: 620px; overflow: hidden; }
.canvas-inner { width: min(1440px, 100%); height: 100%; margin: auto; padding: clamp(4rem, 8vh, 6rem) clamp(1.2rem, 4vw, 4rem) 1.5rem; display: flex; flex-direction: column; align-items: center; text-align: center; }
.canvas-inner .eyebrow { color: #91beff; }
.canvas-inner h2 { margin: 0; font-size: clamp(2.7rem, 5.6vw, 5.8rem); line-height: 1.03; letter-spacing: -.065em; }
.canvas-inner h2 span { color: #8ab9ff; }
.canvas-intro { max-width: 700px; margin: 1rem 0 .5rem; color: #b4c5df; font-size: clamp(1rem, 1.5vw, 1.23rem); line-height: 1.5; }
.canvas-scene { position: relative; flex: 1; min-height: 0; width: min(1180px, 100%); }
.canvas-scene .device { position: absolute; }
.canvas-mac { width: calc(82% - var(--canvas-reveal) * 20%); left: calc(50% + var(--canvas-reveal) * 16%); top: 50%; transform: translate(-50%, -50%); }
.canvas-ipad { z-index: 2; width: 54%; left: 30%; top: 50%; opacity: var(--canvas-reveal); transform: translate(calc(-50% - (1 - var(--canvas-reveal)) * 44px), -45%); }
.canvas-caption { z-index: 3; position: relative; min-height: 2rem; margin: .3rem 0 0; padding: .55rem 1rem; border: 1px solid rgba(255,255,255,.14); border-radius: 999px; background: rgba(6,14,28,.9); color: #d3e1f2; font-size: clamp(.9rem, 1.4vw, 1.1rem); opacity: var(--canvas-reveal); }

.smart-shape-demo { --smart-progress: 0%; height: 240vh; min-height: 1450px; background: radial-gradient(ellipse at 50% 50%, #1a2d4c, #0b1425 70%); text-align: center; }
.smart-shape-stage { position: sticky; top: 0; height: 100vh; height: 100svh; min-height: 580px; padding: clamp(2rem, 5vh, 4rem) 1.5rem; overflow: hidden; }
.smart-shape-inner { width: min(1100px, 100%); height: 100%; margin: auto; display: flex; flex-direction: column; align-items: center; }
.smart-shape-inner h2 { margin: 0; font-size: clamp(2.6rem, 5.5vw, 5.5rem); line-height: 1.04; letter-spacing: -.06em; }
.smart-shape-inner h2 span { color: #8ab9ff; }
.smart-shape-intro { max-width: 640px; margin: 1rem auto 1.4rem; color: #bbcae1; font-size: clamp(1rem, 1.5vw, 1.2rem); line-height: 1.5; }
.smart-shape-player { position: relative; width: 100%; min-height: 0; max-height: 64svh; flex: 1 1 auto; aspect-ratio: 4 / 3; border: 1px solid rgba(193,218,255,.25); border-radius: 1.2rem; background: #080d1a; box-shadow: 0 35px 85px rgba(0,0,0,.4); overflow: hidden; }
.smart-shape-video { display: block; width: 100%; height: 100%; object-fit: contain; }
.smart-shape-play { display: none; }
.smart-shape-open { display: none; }
.smart-shape-progress { width: min(600px, 85%); height: 4px; margin: 1.25rem auto 0; border-radius: 99px; background: rgba(255,255,255,.18); overflow: hidden; }
.smart-shape-progress span { display: block; width: var(--smart-progress); height: 100%; border-radius: inherit; background: #8ab9ff; }
.smart-shape-cue { margin: .7rem 0 0; color: #bbcae1; font-size: .85rem; letter-spacing: .03em; }

.ultimate-section { padding: clamp(5rem, 10vw, 9rem) 1.5rem clamp(3.5rem, 6vw, 6rem); background: linear-gradient(180deg, #e5eefb 0%, #f4f7fc 100%); color: #132238; }
.ultimate-inner { width: min(1240px, 100%); margin: auto; }
.ultimate-inner > .eyebrow { margin-bottom: 1.1rem; color: #286fc9; text-align: center; }
.ultimate-inner > h2 { max-width: 960px; margin: 0 auto; font-size: clamp(2.7rem, 5.6vw, 5.8rem); line-height: 1.06; letter-spacing: -.065em; text-align: center; }
.ultimate-inner > h2 span { color: #5286c3; }
.ultimate-intro { max-width: 720px; margin: 1.3rem auto clamp(3rem, 6vw, 5rem); color: #4e6280; font-size: clamp(1.05rem, 1.55vw, 1.25rem); line-height: 1.55; text-align: center; }
.ultimate-release-note { width: min(980px, 100%); margin: -1.7rem auto 1.3rem; padding: 1rem 1.4rem; display: flex; align-items: center; justify-content: center; gap: 1.2rem; border: 1px solid #b8d2f3; border-radius: 1rem; background: #fff; color: #1d4f8a; text-align: left; }
.ultimate-release-note strong { flex: 0 0 auto; font-size: .95rem; }
.ultimate-release-note p { margin: 0; color: #405a79; font-size: .92rem; line-height: 1.5; }
.ultimate-time { width: min(980px, 100%); margin: 0 auto clamp(3rem, 5vw, 4rem); padding: 1.15rem 1.5rem; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; border: 1px solid #b8d2f3; border-radius: 1.1rem; background: #e3efff; }
.ultimate-time h3 { flex: 0 0 auto; margin: 0; color: #1d4f8a; font-size: clamp(1.05rem, 1.6vw, 1.3rem); letter-spacing: -.025em; }
.ultimate-time p { max-width: 560px; margin: 0; color: #405a79; font-size: .96rem; line-height: 1.55; }
.ultimate-feature { display: grid; grid-template-columns: minmax(260px, .72fr) minmax(0, 1.28fr); align-items: center; gap: clamp(1.5rem, 4vw, 3.5rem); margin-top: 1.3rem; padding: clamp(1.2rem, 3vw, 2.5rem); border: 1px solid #d9e5f5; border-radius: 1.6rem; background: #fff; box-shadow: 0 20px 55px rgba(39,76,127,.08); }
.ultimate-copy { min-width: 0; }
.ultimate-number { color: #2876d2; font-size: .72rem; font-weight: 750; letter-spacing: .16em; }
.ultimate-copy h3 { margin: .8rem 0 1rem; font-size: clamp(1.9rem, 3vw, 3.15rem); line-height: 1.08; letter-spacing: -.055em; }
.ultimate-copy p { max-width: 420px; margin: 0; color: #536780; font-size: clamp(1rem, 1.3vw, 1.15rem); line-height: 1.65; }
.ultimate-visual, .ultimate-save-visual, .ultimate-menu-detail { min-width: 0; margin: 0; }
.ultimate-visual a { display: block; overflow: hidden; border: 1px solid #d8e2ef; border-radius: 1rem; background: #f7faff; }
.ultimate-visual a:focus-visible { outline: 3px solid #1877e6; outline-offset: 4px; }
.ultimate-visual img { width: 100%; height: auto; }
.ultimate-visual figcaption, .ultimate-save-visual figcaption, .ultimate-menu-detail figcaption { margin-top: .7rem; color: #60748f; font-size: .82rem; line-height: 1.4; }
.ultimate-gallery { min-width: 0; }
.ultimate-menu-detail { width: min(300px, 48%); margin: 1.1rem 0 0 auto; }
.ultimate-menu-detail img { width: 100%; height: auto; border: 1px solid #d8e2ef; border-radius: 1rem; }
.ultimate-save-visual img { display: block; width: 100%; height: auto; border-radius: .95rem; clip-path: inset(2px round .95rem); }
.ultimate-feature--save { min-height: 320px; }
.ultimate-save-visual { width: min(440px, 100%); justify-self: center; padding: .35rem; overflow: hidden; border-radius: 1.2rem; background: #f4f8fe; box-shadow: 0 12px 32px rgba(39,76,127,.1); }

.next-chapter { padding: clamp(4rem, 7vw, 7rem) 1.5rem clamp(6rem, 14vw, 13rem); text-align: center; background: #f3f6fb; color: #101b2f; }
.next-chapter .eyebrow { color: #2565c1; }
.next-chapter h2 { margin: 0 auto; max-width: 1050px; font-size: clamp(2.5rem, 6vw, 6rem); line-height: 1.08; letter-spacing: -.065em; }
.next-chapter h2 span { color: #627187; }
.next-chapter > p:not(.eyebrow) { max-width: 650px; margin: 2rem auto 0; color: #4a5a70; font-size: clamp(1.05rem, 1.5vw, 1.25rem); line-height: 1.7; }
.selling-points { width: min(1050px, 100%); margin: clamp(3.5rem, 7vw, 6rem) auto 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(2rem, 6vw, 6rem); list-style: none; text-align: left; }
.selling-points li { position: relative; padding: 1.2rem 0 1.2rem 1.9rem; border-top: 1px solid #d4deeb; color: #50627a; font-size: clamp(.98rem, 1.15vw, 1.08rem); line-height: 1.55; }
.selling-points li::before { content: "•"; position: absolute; left: .2rem; top: 1rem; color: #1877e6; font-size: 1.55rem; line-height: 1; }
.selling-points strong { display: block; margin-bottom: .15rem; color: #172b46; font-size: 1.06em; }
.download-links { display: flex; justify-content: center; flex-wrap: wrap; gap: .85rem; margin-top: 2.2rem; }
.primary-link { display: inline-flex; align-items: center; gap: .7rem; margin-top: 2.2rem; padding: .95rem 1.35rem; border-radius: 999px; background: #1877e6; color: white; font-size: .95rem; font-weight: 650; text-decoration: none; }
.primary-link:hover { background: #0d5ec1; }
.download-links .primary-link { margin-top: 0; }
.app-store-link { background: #172b46; }
.app-store-link:hover { background: #294569; }
.education-link { background: #fff; color: #1b4b87; box-shadow: inset 0 0 0 1px #8ab7ee; }
.education-link:hover { background: #e9f3ff; }
.next-chapter .education-note { margin-top: 1rem !important; font-size: .9rem !important; color: #546985 !important; }
.next-chapter .requirements-note { margin-top: .5rem !important; font-size: .88rem !important; color: #6a7b90 !important; }
.next-chapter .video-call-note { max-width: 720px !important; margin-top: 2rem !important; color: #344966 !important; font-size: clamp(1rem, 1.4vw, 1.16rem) !important; line-height: 1.6 !important; }
.creator-note { width: min(760px, 100%); margin: clamp(4rem, 8vw, 6rem) auto 0; padding: clamp(1.7rem, 4vw, 3rem); border: 1px solid #d6e5f7; border-radius: 1.4rem; background: #eaf2fc; text-align: left; }
.creator-note .eyebrow { margin-bottom: .8rem; }
.creator-note h3 { margin: 0; color: #172b46; font-size: clamp(1.6rem, 3vw, 2.2rem); line-height: 1.15; letter-spacing: -.04em; }
.creator-note p:last-child { margin: 1rem 0 0; color: #455b77; font-size: clamp(1rem, 1.3vw, 1.13rem); line-height: 1.7; }
.next-chapter .preview-note { margin-top: 3rem !important; max-width: 500px !important; font-size: .84rem !important; color: #79869a !important; }
.site-footer { min-height: 90px; padding: 2rem; display: flex; align-items: center; justify-content: center; gap: clamp(1rem, 4vw, 3rem); flex-wrap: wrap; background: #0a1020; }
.site-footer a { color: #aab8d0; font-size: .85rem; text-decoration: none; }
.site-footer .youtube-link { display: inline-flex; align-items: center; color: #ff0033; }
.youtube-icon { width: 23px; height: 23px; transition: opacity .2s ease, transform .2s ease; }
.youtube-link:hover .youtube-icon { opacity: .82; transform: translateY(-1px); }

@media (min-width: 701px) {
  .device-scene, .lesson-scene, .canvas-scene { container-type: size; }
  .device-scene { display: block; }
  .ipad-device { position: absolute; left: var(--ipad-left); top: 50%; width: min(44%, calc(160cqh - 77px)); transform: translate(-50%, -50%) scale(calc(1.04 - var(--reveal) * .125)); }
  .mac-device { position: absolute; left: 73%; top: 50%; width: min(44%, calc(160cqh - 77px)); transform: translate(-50%, calc(-50% + (1 - var(--reveal)) * 20px)) scale(calc(.96 + var(--reveal) * .04)); }
  .lesson-mac { width: min(calc(76% - var(--lesson-reveal) * 16%), calc(160cqh - 77px)); }
  .lesson-ipad { width: min(53%, calc(145cqh - 70px)); transform: translate(calc(-50% - (1 - var(--lesson-reveal)) * 30px), -50%); }
  .canvas-mac { width: min(calc(82% - var(--canvas-reveal) * 20%), calc(160cqh - 77px)); }
  .canvas-ipad { width: min(54%, calc(145cqh - 70px)); transform: translate(calc(-50% - (1 - var(--canvas-reveal)) * 30px), -50%); }
}

@media (min-width: 701px) and (max-height: 760px) {
  .stage-inner { padding-top: 5rem; }
  h1 { font-size: clamp(2.9rem, 5.2vw, 4.8rem); }
  .lesson-inner, .canvas-inner { padding-top: 3.5rem; }
  .lesson-inner h2, .canvas-inner h2 { font-size: clamp(2.7rem, 4.6vw, 4.5rem); }
  .intro, .lesson-intro, .canvas-intro { margin-bottom: .4rem; }
  .smart-shape-inner h2 { font-size: clamp(2.6rem, 4.6vw, 4.5rem); }
}

@media (max-width: 700px) {
  .site-header { height: 62px; }
  .preview-label { display: none; }
  .story { height: 250svh; min-height: 1500px; }
  .story-stage { min-height: 580px; }
  .stage-inner { padding: 6.1rem 1rem .9rem; }
  h1 { font-size: clamp(2.65rem, 10vw, 4.2rem); }
  .intro { margin-bottom: .5rem; }
  .device-scene { display: block; width: 100%; }
  .device { position: absolute; left: 50%; }
  .ipad-device { width: calc(90% - var(--reveal) * 22%); top: calc(50% - var(--reveal) * 10%); transform: translate(-50%, -50%); }
  .mac-device { width: 68%; top: 64%; opacity: var(--reveal); transform: translate(calc(-50% + (1 - var(--reveal)) * 30px), -50%); }
  .stage-bottom { min-height: 65px; }
  .scroll-cue { display: none; }
  .reveal-copy { max-width: 280px; line-height: 1.4; }

  .lesson-story { height: 240svh; min-height: 1450px; }
  .lesson-stage { min-height: 580px; }
  .lesson-inner { padding: 5.5rem 1rem 1.1rem; }
  .lesson-inner h2 { font-size: clamp(2.45rem, 9vw, 3.8rem); }
  .lesson-intro { margin-top: .7rem; font-size: .98rem; }
  .lesson-scene { width: 100%; }
  .lesson-mac { width: calc(86% - var(--lesson-reveal) * 10%); left: 50%; top: calc(50% + var(--lesson-reveal) * 18%); }
  .lesson-ipad { width: 66%; left: 50%; top: 34%; transform: translate(calc(-50% - (1 - var(--lesson-reveal)) * 30px), -50%); }
  .lesson-caption { max-width: 280px; line-height: 1.4; }

  .canvas-story { height: 240svh; min-height: 1450px; }
  .canvas-stage { min-height: 580px; }
  .canvas-inner { padding: 5.5rem 1rem 1.1rem; }
  .canvas-inner h2 { font-size: clamp(2.45rem, 9vw, 3.8rem); }
  .canvas-intro { margin-top: .7rem; font-size: .98rem; }
  .canvas-scene { width: 100%; }
  .canvas-mac { width: calc(86% - var(--canvas-reveal) * 10%); left: 50%; top: calc(50% + var(--canvas-reveal) * 18%); }
  .canvas-ipad { width: 66%; left: 50%; top: 34%; transform: translate(calc(-50% - (1 - var(--canvas-reveal)) * 30px), -50%); }
  .canvas-caption { max-width: 300px; line-height: 1.4; }

  .smart-shape-demo { height: auto; min-height: 0; }
  .smart-shape-stage { position: relative; height: auto; min-height: 0; padding: 4rem 1rem; overflow: visible; }
  .smart-shape-inner { height: auto; }
  .smart-shape-inner h2 { font-size: clamp(2.4rem, 9vw, 3.7rem); }
  .smart-shape-intro { margin: .7rem auto 1rem; font-size: .98rem; }
  .smart-shape-player { flex: none; max-height: none; }
  .smart-shape-play { display: inline-flex; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); align-items: center; justify-content: center; min-width: 12rem; padding: .85rem 1.2rem; border: 1px solid rgba(255,255,255,.45); border-radius: 999px; background: rgba(9,19,38,.92); color: #fff; font: inherit; font-size: .95rem; font-weight: 650; cursor: pointer; box-shadow: 0 12px 35px rgba(0,0,0,.35); }
  .smart-shape-player.is-playing .smart-shape-play { display: none; }
  .smart-shape-open { display: inline-block; margin-top: 1rem; color: #bbd7ff; font-size: .9rem; text-underline-offset: .2rem; }
  .smart-shape-progress, .smart-shape-cue { display: none; }

  .ultimate-section { padding: 4.5rem 1rem 3.5rem; }
  .ultimate-inner > h2 { font-size: clamp(2.45rem, 9vw, 3.7rem); }
  .ultimate-intro { margin-bottom: 2.5rem; font-size: 1rem; }
  .ultimate-release-note { flex-direction: column; align-items: flex-start; gap: .35rem; margin: -1.2rem auto 1.1rem; padding: .95rem 1.05rem; }
  .ultimate-time { flex-direction: column; align-items: flex-start; gap: .5rem; margin: 0 auto 2.5rem; padding: 1rem 1.1rem; }
  .ultimate-time p { font-size: .92rem; }
  .ultimate-feature { display: block; padding: 1.15rem; border-radius: 1.2rem; }
  .ultimate-copy { margin-bottom: 1.4rem; }
  .ultimate-copy h3 { font-size: clamp(1.85rem, 7vw, 2.5rem); }
  .ultimate-menu-detail { width: min(260px, 78%); }
  .ultimate-feature--save { min-height: 0; }

  .selling-points { grid-template-columns: 1fr; margin-top: 3rem; }
  .selling-points li { padding-top: 1rem; padding-bottom: 1rem; }
  .download-links { flex-direction: column; align-items: center; }
  .download-links .primary-link { justify-content: center; width: min(100%, 300px); }
}

@media (max-width: 430px) and (max-height: 740px) {
  .stage-inner { padding-top: 4.6rem; }
  .eyebrow { margin-bottom: .45rem; }
  h1 { font-size: 2.5rem; }
  .intro { margin-top: .55rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  :root { --progress: 1; --ipad-left: 29%; --reveal: 1; }
  .story { height: auto; min-height: 0; }
  .story-stage { position: relative; height: auto; min-height: 0; overflow: visible; }
  .stage-inner { min-height: 100vh; }
  .device-scene { flex: none; min-height: 360px; }
  .scroll-cue { display: none; }
  .lesson-story { height: auto; min-height: 0; --lesson-reveal: 1; }
  .lesson-stage { position: relative; height: auto; min-height: 0; overflow: visible; }
  .lesson-inner { min-height: 100vh; }
  .lesson-scene { flex: none; min-height: 400px; }
  .canvas-story { height: auto; min-height: 0; --canvas-reveal: 1; }
  .canvas-stage { position: relative; height: auto; min-height: 0; overflow: visible; }
  .canvas-inner { min-height: 100vh; }
  .canvas-scene { flex: none; min-height: 400px; }
  .smart-shape-demo { height: auto; min-height: 0; }
  .smart-shape-stage { position: relative; height: auto; min-height: 0; overflow: visible; }
  .smart-shape-inner { height: auto; }
  .smart-shape-player { flex: none; height: auto; }
  .smart-shape-progress, .smart-shape-cue { display: none; }
}