/* The shared charcoal base gets a playful coral accent for this app. */
:root { color-scheme: dark; --bg: #101311; --surface: #1b201c; --line: #343d35; --text: #f3f2ea; --muted: #aeb4aa; --accent: #ff7899; --lime: #d6ed73; }

/* Keep native layout and typography predictable. */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--bg); color: var(--text); font-family: "Avenir Next", Avenir, "Gill Sans", sans-serif; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
a { color: inherit; }
a:focus-visible { outline: 2px solid var(--lime); outline-offset: 4px; }
h1, h2, h3, p { margin-top: 0; }
.shell { width: min(100% - 64px, 1380px); margin-inline: auto; }
.section-wrap { width: min(100% - 64px, 1180px); margin-inline: auto; }

/* The small wordmark and local anchors match the portfolio navigation. */
.site-header { min-height: 112px; display: flex; align-items: center; justify-content: space-between; gap: 22px; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: 12px; font-size: 1.35rem; font-weight: 700; letter-spacing: -.05em; text-decoration: none; white-space: nowrap; }
.brand-icon { color: var(--accent); font-size: .9rem; letter-spacing: -.2em; }
.site-header nav { display: flex; align-items: center; gap: clamp(16px, 3.5vw, 48px); }
.site-header nav a { color: var(--muted); font-size: .75rem; font-weight: 800; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; white-space: nowrap; transition: color .2s ease; }
.site-header nav a:hover, .site-header nav a:focus-visible, .site-header nav .back-link { color: var(--text); }

/* The phone screenshot leads visually; the small eye artwork adds character. */
.hero { min-height: 720px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr); align-items: center; gap: clamp(35px, 6vw, 90px); padding-block: 70px 100px; }
.hero-copy { z-index: 2; max-width: 670px; }
.eyebrow, .section-kicker { display: flex; align-items: center; gap: 11px; margin-bottom: 18px; color: var(--lime); font-size: .73rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.status-dot { width: 8px; height: 8px; flex: none; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 5px rgb(214 237 115 / 11%); }
h1, h2 { font-weight: 500; letter-spacing: -.075em; }
h1 { max-width: 700px; margin-bottom: 28px; font-size: clamp(4rem, 6.8vw, 8rem); line-height: .98; }
h1 em { color: var(--accent); font-family: Baskerville, Georgia, serif; font-weight: 400; }
.tagline { max-width: 32ch; margin-bottom: 14px; font-size: clamp(1.15rem, 1.8vw, 1.45rem); font-weight: 600; line-height: 1.4; }
.hero-detail { max-width: 45ch; margin-bottom: 27px; color: var(--muted); font-size: 1.04rem; line-height: 1.6; }
.store-link { display: inline-block; width: 172px; border-radius: 8px; transition: transform .2s ease; }
.store-link:hover { transform: translateY(-4px); }
.store-link img { width: 100%; height: auto; border-radius: 7px; }
.hero-art { min-height: 565px; display: grid; place-items: center; overflow: hidden; position: relative; border: 1px solid #3e493d; border-radius: 22px; background: radial-gradient(circle at 50% 40%, #455b3f, #26352b 54%, #1b271f); }
.art-orbit { position: absolute; width: 78%; aspect-ratio: 1; border: 1px solid rgb(230 244 214 / 18%); border-radius: 50%; box-shadow: 0 0 0 85px rgb(230 244 214 / 3%); }
.hero-phone { z-index: 1; width: clamp(220px, 22vw, 300px); max-height: 550px; object-fit: contain; filter: drop-shadow(0 30px 25px rgb(0 0 0 / 38%)); transform: rotate(-7deg) translateY(45px); }
.hero-eyes { z-index: 2; position: absolute; right: -5%; top: 10%; width: 135px; filter: drop-shadow(0 14px 12px rgb(0 0 0 / 35%)); transform: rotate(20deg); }

/* The explanation uses a calm two-column editorial break. */
.intro { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(36px, 7vw, 100px); padding-block: 105px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); scroll-margin-top: 32px; }
h2 { max-width: 15ch; margin-bottom: 0; font-size: clamp(3rem, 5vw, 5.6rem); line-height: 1.02; }
.intro > div:last-child > p { max-width: 52ch; margin: 10px 0 28px; color: var(--muted); font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.65; }
.video-links { display: flex; flex-wrap: wrap; gap: 10px 22px; }
.video-link, .video-links a { color: var(--lime); font-size: .87rem; font-weight: 800; text-decoration: none; text-underline-offset: .25em; }
.video-link:hover, .video-links a:hover { text-decoration: underline; }

/* Numbered feature cards make the original guide easy to scan. */
.features { padding-block: 105px 125px; scroll-margin-top: 32px; }
.features > h2 { max-width: 710px; margin-bottom: 42px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature-card { min-height: 355px; display: flex; flex-direction: column; padding: 30px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.feature-number { margin-bottom: 34px; color: var(--accent); font-family: Baskerville, Georgia, serif; font-size: 2.5rem; font-style: italic; line-height: 1; }
h3 { margin-bottom: 16px; font-size: 1.45rem; font-weight: 600; letter-spacing: -.045em; line-height: 1.15; }
.feature-card p { margin-bottom: 12px; color: var(--muted); font-size: .93rem; line-height: 1.55; }
.feature-card .video-links, .feature-card .video-link { margin-top: auto; padding-top: 18px; }
.device-icon { display: inline; width: auto; max-height: 19px; margin-right: 4px; vertical-align: middle; }

/* End with a distinct download panel and the original studio link. */
.closing { display: flex; align-items: center; justify-content: space-between; gap: 25px; margin-bottom: 90px; padding: 38px 45px; border: 1px solid #5c4149; border-radius: 18px; background: radial-gradient(circle at 100% 0, #49303a, #251f22 62%); }
.closing p { max-width: 530px; margin: 0; font-size: clamp(1.5rem, 2.5vw, 2.4rem); font-weight: 500; letter-spacing: -.05em; line-height: 1.1; }
.closing a { color: var(--lime); font-size: .9rem; font-weight: 800; text-decoration: none; }
.closing a:hover { text-decoration: underline; }
.site-footer { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--lime); }

/* Reduce columns before the image and instructions become cramped. */
@media (max-width: 1000px) { .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 850px) {
  .hero { grid-template-columns: 1fr; }
  .hero-art { min-height: 510px; }
  .hero-phone { width: 270px; }
  .intro { grid-template-columns: 1fr; }
}

/* Phones get a single readable column and simpler navigation. */
@media (max-width: 620px) {
  .shell, .section-wrap { width: min(100% - 36px, 1180px); }
  .site-header { min-height: 80px; }
  .wordmark { font-size: 1.1rem; }
  .site-header nav a:not(.back-link) { display: none; }
  .site-header nav a { font-size: .68rem; }
  .hero { min-height: 0; gap: 35px; padding-block: 62px 82px; }
  h1 { font-size: clamp(3.4rem, 14vw, 5.6rem); }
  .eyebrow { font-size: .64rem; }
  .hero-art { min-height: 460px; }
  .hero-phone { width: 225px; }
  .hero-eyes { width: 95px; }
  .intro, .features { padding-block: 75px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 0; }
  .closing { align-items: flex-start; flex-direction: column; padding: 30px; }
}

/* Motion should follow the visitor's system preference. */
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; } }