:root {
  --ink: #0c252b;
  --ink-soft: #506a70;
  --deep: #061f25;
  --deep-2: #0a3036;
  --teal: #0ba99f;
  --teal-bright: #2ed3c5;
  --mint: #d9fff6;
  --coral: #ff7c64;
  --paper: #f5faf9;
  --white: #ffffff;
  --line: rgba(12, 37, 43, 0.13);
  --shadow: 0 28px 80px rgba(2, 30, 35, 0.15);
  --radius: 28px;
  --shell: min(1180px, calc(100vw - 48px));
  --font-text: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", "Segoe UI", sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Helvetica Neue", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-text);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, video { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.shell { width: var(--shell); margin-inline: auto; }
.section-pad { padding: 120px 0; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: fixed; z-index: 999; left: 16px; top: 12px; transform: translateY(-160%);
  background: var(--white); padding: 10px 16px; border-radius: 10px; font-weight: 700;
}
.skip-link:focus { transform: none; }

.site-header {
  position: fixed; inset: 0 0 auto; z-index: 90;
  transition: background .25s ease, box-shadow .25s ease, backdrop-filter .25s ease;
}
.site-header.scrolled {
  background: rgba(245, 250, 249, .86);
  backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 1px 0 var(--line);
}
.nav-wrap { height: 80px; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; font-family: var(--font-display); font-weight: 700; letter-spacing: -.025em; }
.brand img { border-radius: 11px; box-shadow: 0 8px 24px rgba(2, 40, 46, .18); }
.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { text-decoration: none; font-size: .94rem; font-weight: 650; color: #29484e; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--teal); }
.nav-links .nav-cta { color: white; background: var(--deep); padding: 10px 18px; border-radius: 999px; }
.nav-toggle { display: none; border: 0; background: transparent; width: 44px; height: 44px; padding: 12px; }
.nav-toggle span:not(.sr-only) { display: block; height: 2px; background: var(--ink); margin: 6px 0; transition: transform .2s ease; }

.hero {
  min-height: 100svh; position: relative; display: flex; flex-direction: column; justify-content: center;
  padding: 118px 0 42px; background: linear-gradient(155deg, #f8fcfb 0%, #edf8f6 64%, #e6f5f2 100%);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0; opacity: .42; pointer-events: none;
  background-image: radial-gradient(rgba(10, 169, 159, .26) .75px, transparent .75px);
  background-size: 22px 22px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}
.hero-glow { position: absolute; border-radius: 999px; filter: blur(5px); pointer-events: none; }
.hero-glow-one { width: 440px; height: 440px; right: -140px; top: 100px; background: rgba(46, 211, 197, .15); }
.hero-glow-two { width: 290px; height: 290px; left: -170px; bottom: 80px; background: rgba(255, 124, 100, .11); }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 58px; }
.hero-copy { max-width: 650px; }
.eyebrow, .kicker { text-transform: uppercase; letter-spacing: .15em; font-size: .78rem; line-height: 1.3; font-weight: 800; color: var(--teal); }
.eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
.eyebrow span { width: 8px; height: 8px; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 6px rgba(255,124,100,.15); }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--font-display); font-stretch: normal; }
h1 {
  margin-bottom: 26px; max-width: 720px; font-size: clamp(3.35rem, 5.7vw, 5.9rem);
  line-height: .98; letter-spacing: -.058em; font-weight: 650;
}
h2 { margin-bottom: 0; font-size: clamp(2.35rem, 4.2vw, 4.75rem); line-height: 1.05; letter-spacing: -.045em; font-weight: 650; }
h3 { margin-bottom: 12px; font-size: 1.55rem; line-height: 1.22; letter-spacing: -.025em; font-weight: 650; }
.hero-lead { max-width: 610px; margin-bottom: 32px; color: var(--ink-soft); font-size: 1.22rem; line-height: 1.6; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; }
.app-store-button {
  display: inline-flex; align-items: center; gap: 11px; min-width: 196px; padding: 10px 20px 11px;
  border: 1px solid rgba(255,255,255,.18); border-radius: 15px; background: var(--deep); color: white;
  text-decoration: none; box-shadow: 0 14px 32px rgba(2, 30, 35, .18); transition: transform .2s ease, box-shadow .2s ease;
}
.app-store-button:hover, .app-store-button:focus-visible { transform: translateY(-2px); box-shadow: 0 18px 40px rgba(2, 30, 35, .24); }
.app-store-button svg { width: 26px; height: 31px; flex: 0 0 auto; }
.app-store-button span { display: flex; flex-direction: column; font-size: 1.24rem; font-weight: 650; line-height: 1.1; }
.app-store-button small { font-size: .67rem; font-weight: 520; letter-spacing: .01em; margin-bottom: 2px; }
.text-button { display: inline-flex; gap: 10px; align-items: center; color: var(--ink); text-decoration: none; font-weight: 720; }
.text-button span { color: var(--coral); }
.platform-line { margin: 20px 0 0; color: #668086; font-size: .88rem; }

.hero-visual { position: relative; min-height: 480px; display: grid; place-items: center; }
.app-icon-card { position: relative; z-index: 3; width: min(72%, 350px); aspect-ratio: 1 / 1; display: grid; place-items: center; filter: drop-shadow(0 32px 50px rgba(1, 34, 40, .28)); }
.app-icon-card img { width: 100%; height: 100%; aspect-ratio: 1 / 1; object-fit: contain; border-radius: 24%; }
.orbit { position: absolute; border: 1px solid rgba(11, 169, 159, .25); border-radius: 50%; }
.orbit-one { width: 450px; height: 450px; }
.orbit-two { width: 350px; height: 350px; border-color: rgba(255, 124, 100, .25); }
.mini-card {
  position: absolute; z-index: 4; display: flex; align-items: center; gap: 12px; padding: 14px 17px;
  border: 1px solid rgba(255,255,255,.85); border-radius: 17px; background: rgba(255,255,255,.82);
  box-shadow: 0 18px 45px rgba(4,39,44,.16); backdrop-filter: blur(16px);
}
.mini-card-stock { left: 0; top: 31%; }
.mini-card-sync { right: -5px; bottom: 23%; }
.mini-card strong, .mini-card small { display: block; line-height: 1.3; }
.mini-card strong { font-size: .94rem; }
.mini-card small { color: var(--ink-soft); font-size: .72rem; }
.mini-icon { display: grid; place-items: center; width: 33px; height: 33px; border-radius: 50%; flex: 0 0 auto; }
.spool-dot { background: radial-gradient(circle at center, var(--paper) 0 22%, transparent 23%), conic-gradient(var(--teal), var(--teal-bright), var(--coral), var(--teal)); }
.sync-mark { background: var(--mint); color: #087a73; font-weight: 900; }
.trust-strip { position: relative; margin-top: 55px; padding-top: 28px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: center; gap: 22px; color: #597177; font-size: .9rem; font-weight: 620; }
.trust-divider { width: 4px; height: 4px; border-radius: 50%; background: var(--coral); }

.problem { background: var(--white); }
.problem-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; align-items: end; }
.kicker { margin: 0 0 20px; }
.kicker.light { color: var(--teal-bright); }
.problem-copy { color: var(--ink-soft); font-size: 1.14rem; }
.problem-copy p:last-child { margin-bottom: 0; color: var(--ink); font-weight: 650; }

.film-section { padding: 110px 0 120px; color: white; background: var(--deep); position: relative; overflow: hidden; }
.film-section::after { content: ""; position: absolute; width: 700px; height: 700px; right: -320px; top: -320px; border-radius: 50%; border: 110px solid rgba(46,211,197,.07); }
.film-header { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 360px; gap: 70px; align-items: end; margin-bottom: 48px; }
.film-header p:last-child { color: #aac2c5; margin-bottom: 4px; }
.film-frame { position: relative; z-index: 1; overflow: hidden; border-radius: 30px; border: 1px solid rgba(255,255,255,.12); background: #031317; box-shadow: 0 35px 90px rgba(0,0,0,.32); }
.film-frame video { width: 100%; aspect-ratio: 16 / 9; }

.features { background: #ecf7f5; }
.section-heading.compact { max-width: 780px; }
.feature-grid { margin-top: 64px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.feature-card { min-height: 330px; display: flex; flex-direction: column; padding: 30px; border: 1px solid rgba(8,110,104,.12); border-radius: 24px; background: rgba(255,255,255,.72); }
.feature-card:nth-child(2) { transform: translateY(24px); }
.feature-card:nth-child(3) { transform: translateY(48px); }
.feature-card:nth-child(4) { transform: translateY(72px); }
.feature-card p { color: var(--ink-soft); margin-bottom: 0; }
.feature-number { margin-bottom: auto; color: var(--teal); font-weight: 800; font-size: .82rem; letter-spacing: .12em; }

.screens { padding-top: 180px; background: var(--white); }
.screens-heading { display: grid; grid-template-columns: 1fr 340px; gap: 80px; align-items: end; }
.screens-heading > p { color: var(--ink-soft); margin-bottom: 5px; }
.device-stage { margin-top: 70px; display: grid; grid-template-columns: .78fr 1.75fr 1.15fr; align-items: end; gap: 28px; }
.device { margin: 0; min-width: 0; }
.device-label { margin-bottom: 15px; color: var(--ink-soft); font-size: .76rem; text-transform: uppercase; letter-spacing: .11em; }
.device-label span { color: var(--ink); font-weight: 850; margin-right: 6px; }
.device-shell { background: #122f35; box-shadow: var(--shadow); overflow: hidden; }
.device-shell img { width: 100%; height: 100%; object-fit: cover; }
.phone-shell { aspect-ratio: 1320 / 2868; border: 8px solid #143038; border-radius: 34px; }
.desktop-shell { aspect-ratio: 16 / 10; border: 9px solid #143038; border-radius: 19px; }
.tablet-shell { aspect-ratio: 4 / 3; border: 8px solid #143038; border-radius: 24px; }

.scenarios { background: linear-gradient(180deg, #f0f8f7, #f7fbfa); }
.scenario-grid { margin-top: 64px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.scenario-card { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white); box-shadow: 0 18px 46px rgba(3, 35, 40, .07); }
.scenario-media { position: relative; aspect-ratio: 9 / 16; overflow: hidden; background: var(--deep); }
.scenario-media video { width: 100%; height: 100%; object-fit: cover; }
.scenario-content { padding: 28px 30px 30px; }
.scenario-content::before { content: "“"; display: block; height: 42px; color: var(--coral); font-family: Georgia, serif; font-size: 3.7rem; line-height: .8; }
.scenario-tag { display: inline-block; margin: 4px 0 20px; padding: 5px 9px; border-radius: 7px; color: #6a5250; background: #fff0ed; font-size: .7rem; font-weight: 760; text-transform: uppercase; letter-spacing: .08em; }
.scenario-quote { min-height: 130px; font-size: 1.07rem; font-weight: 610; line-height: 1.55; }
.scenario-card .scenario-person { display: flex; flex-direction: column; padding-top: 20px; border-top: 1px solid var(--line); }
.scenario-card .scenario-person span { color: var(--ink-soft); font-size: .82rem; }

.privacy { position: relative; overflow: hidden; color: white; background: linear-gradient(135deg, #062329, #0a363b); }
.privacy-orbit { position: absolute; width: 560px; height: 560px; left: -330px; bottom: -360px; border: 90px solid rgba(46,211,197,.08); border-radius: 50%; }
.privacy-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 100px; align-items: center; }
.privacy-copy > p:not(.kicker) { margin: 28px 0; color: #b8ced0; max-width: 590px; }
.privacy-link { color: var(--mint); text-decoration: none; font-weight: 720; }
.privacy-list { border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius); overflow: hidden; background: rgba(255,255,255,.04); }
.privacy-list > div { display: grid; grid-template-columns: 40px 1fr; gap: 16px; padding: 25px; }
.privacy-list > div + div { border-top: 1px solid rgba(255,255,255,.1); }
.privacy-list p { margin: 0; color: #b8ced0; font-size: .94rem; }
.privacy-list strong { display: block; margin-bottom: 4px; color: white; font-size: 1rem; }
.check { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: rgba(46,211,197,.14); color: var(--teal-bright); font-weight: 900; }

.faq { background: var(--white); }
.faq-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 100px; }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 20px; padding: 23px 0; font-weight: 720; font-size: 1.08rem; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--teal); font-size: 1.45rem; font-weight: 400; transition: transform .2s ease; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list details p { max-width: 700px; padding: 0 45px 23px 0; color: var(--ink-soft); }

.final-cta { padding: 80px 0; background: var(--deep); }
.final-cta-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 32px; }
.final-cta img { border-radius: 25px; box-shadow: 0 20px 45px rgba(0,0,0,.25); }
.final-cta h2 { color: white; font-size: clamp(2rem, 4vw, 3.7rem); }
.light-button { color: var(--deep); background: white; }

footer { padding: 52px 0 42px; background: #04181d; color: #a4b9bc; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; }
.footer-brand .brand { color: white; }
.footer-brand p { margin: 10px 0 0; font-size: .88rem; }
.footer-links { display: flex; gap: 25px; }
.footer-links a { color: white; text-decoration: none; font-size: .9rem; font-weight: 650; }
.footer-links a:hover, .footer-links a:focus-visible { color: var(--teal-bright); }
.copyright { grid-column: 1 / -1; margin: 20px 0 0; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.09); font-size: .74rem; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .65s ease, transform .65s ease; }
.reveal.in-view { opacity: 1; transform: none; }
.delay-one { transition-delay: .08s; }
.delay-two { transition-delay: .16s; }
.delay-three { transition-delay: .24s; }

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

@media (max-width: 980px) {
  .section-pad { padding: 92px 0; }
  .hero { min-height: auto; padding-top: 125px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-copy { text-align: center; margin-inline: auto; }
  .eyebrow, .hero-actions { justify-content: center; }
  .hero-lead { margin-inline: auto; }
  .hero-visual { min-height: 430px; }
  .app-icon-card { width: min(54%, 310px); }
  .mini-card-stock { left: 12%; }
  .mini-card-sync { right: 10%; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .feature-card:nth-child(n) { transform: none; min-height: 280px; }
  .screens { padding-top: 110px; }
  .device-stage { grid-template-columns: .72fr 1.35fr; }
  .device-tablet { grid-column: 1 / -1; width: 74%; margin: 12px auto 0; }
  .scenario-grid { grid-template-columns: 1fr; }
  .scenario-quote { min-height: auto; }
  .final-cta-inner { grid-template-columns: auto 1fr; }
  .final-cta-inner .app-store-button { grid-column: 2; justify-self: start; }
}

@media (max-width: 760px) {
  :root { --shell: min(100% - 32px, 650px); --radius: 22px; }
  body { font-size: 1rem; }
  .section-pad { padding: 76px 0; }
  .nav-wrap { height: 70px; }
  .site-header { background: rgba(245,250,249,.9); backdrop-filter: blur(16px); }
  .nav-toggle { display: block; }
  .nav-links {
    display: none; position: absolute; top: 70px; left: 16px; right: 16px; align-items: stretch; flex-direction: column; gap: 4px;
    padding: 12px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,.97); box-shadow: 0 20px 55px rgba(2,30,35,.15);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 11px 12px; }
  .nav-links .nav-cta { text-align: center; margin-top: 4px; }
  .hero { padding: 108px 0 38px; }
  h1 { font-size: clamp(3.15rem, 16vw, 4.8rem); }
  h2 { font-size: clamp(2.15rem, 10vw, 3.3rem); }
  .hero-lead { font-size: 1.08rem; }
  .hero-actions { flex-direction: column; gap: 18px; }
  .hero-visual { min-height: 360px; }
  .app-icon-card { width: min(64%, 250px); }
  .orbit-one { width: 350px; height: 350px; }
  .orbit-two { width: 275px; height: 275px; }
  .mini-card { padding: 10px 12px; }
  .mini-card-stock { left: 0; top: 28%; }
  .mini-card-sync { right: 0; bottom: 17%; }
  .mini-card small { display: none; }
  .trust-strip { flex-wrap: wrap; gap: 8px 14px; line-height: 1.35; }
  .problem-grid, .film-header, .screens-heading, .privacy-grid, .faq-grid { grid-template-columns: 1fr; gap: 32px; }
  .film-section { padding: 76px 0; }
  .film-frame { border-radius: 18px; }
  .feature-grid { margin-top: 44px; grid-template-columns: 1fr; }
  .feature-card { min-height: 245px; }
  .device-stage { margin-top: 48px; grid-template-columns: 1fr 1.35fr; gap: 14px; }
  .device-label { font-size: .65rem; letter-spacing: .07em; }
  .device-tablet { width: 100%; }
  .scenario-grid { margin-top: 40px; }
  .privacy-list > div { grid-template-columns: 34px 1fr; padding: 20px; }
  .final-cta { padding: 68px 0; }
  .final-cta-inner { display: flex; align-items: flex-start; flex-direction: column; }
  .final-cta img { width: 88px; height: 88px; border-radius: 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}