:root { color-scheme: light; --bg: #f5f7fa; --ink: #17212d; --muted: #647080; --blue: #3476dd; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 "Segoe UI", Arial, sans-serif; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; }
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, p, figure { margin: 0; }
.container { width: min(1180px, calc(100% - 80px)); margin-inline: auto; }
.header { min-height: 112px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 25px; font-weight: 750; letter-spacing: -1px; }
.brand img { border-radius: 12px; }
.brand > span { align-self: flex-start; margin-top: 5px; font-size: 11px; }
nav { display: flex; align-items: center; gap: 32px; font-size: 14px; font-weight: 600; }
nav a { padding-block: 12px; }
.nav-download { padding: 12px 24px; background: #e4ecfa; border-radius: 40px; color: #285da8; }
.hero { display: grid; grid-template-columns: 1.2fr 1fr; align-items: center; gap: 34px; min-height: 700px; padding-block: 40px 65px; }
.eyebrow { font-size: 11px; font-weight: 700; letter-spacing: 1.8px; }
.hero .eyebrow { display: flex; align-items: center; gap: 10px; }
.dot { width: 7px; height: 7px; background: var(--blue); border-radius: 50%; }
h1 { font-size: clamp(56px, 6.4vw, 88px); line-height: 1.04; letter-spacing: -5px; font-weight: 750; margin-block: 26px; }
h1 span, h2 span { color: var(--blue); }
.intro { color: var(--muted); font-size: 17px; max-width: 470px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; gap: 25px; padding: 14px 24px; border-radius: 40px; font-size: 14px; font-weight: 650; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-3px); }
.primary { background: var(--blue); color: white; }
.primary:hover { background: #245fbd; }
.secondary { border: 1px solid #cdd5df; }
.small { margin-top: 14px; font-size: 12px; color: var(--muted); }
.hero-art { min-width: 0; position: relative; display: flex; justify-content: center; padding-block: 15px 30px; }
.orbit { position: absolute; width: 100%; aspect-ratio: 1; background: #e1eafb; border-radius: 50%; top: 15%; }
.orbit::after { content: ""; position: absolute; inset: -15px; border: 1px solid #d5dfef; border-radius: 50%; }
.phone { z-index: 1; width: 244px; border: 6px solid #202831; border-radius: 31px; overflow: hidden; transform: rotate(7deg); box-shadow: 0 25px 40px #18345d25; }
.phone img { width: 100%; height: auto; }
.spark { position: absolute; top: 4%; right: 1%; color: var(--blue); font-size: 100px; line-height: 1; }
.glass-label { position: absolute; left: -5px; bottom: 105px; z-index: 2; background: #ffffffeb; border: 1px solid white; border-radius: 20px; padding: 17px 22px; display: flex; align-items: center; gap: 14px; box-shadow: 0 12px 35px #18345d12; transform: rotate(-5deg); }
.glass-label > span { font-size: 35px; color: var(--blue); }
.glass-label strong { display: block; font-size: 15px; }
.glass-label small { display: block; color: var(--muted); font-size: 11px; }
.art-note { position: absolute; bottom: -5px; right: 12%; color: var(--muted); font-size: 12px; }
.principles { display: flex; justify-content: space-between; gap: 20px; padding-block: 24px; border-block: 1px solid #dce2ea; color: var(--muted); font-size: 13px; }
.section { padding-block: 100px; }
h2 { font-size: clamp(40px, 4.5vw, 60px); line-height: 1.1; letter-spacing: -2.5px; font-weight: 700; margin-block: 18px; }
.section-heading > p:last-child, .interface-copy > p:not(.eyebrow) { color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 38px; }
.card { padding: 30px; border-radius: 28px; overflow: hidden; }
.blue { background: #e6edfa; }
.lavender { background: #ece9f7; }
.mint { background: #e4eee9; }
.card-icon { display: block; font-size: 32px; margin-bottom: 22px; }
h3 { font-size: 23px; letter-spacing: -.6px; margin-bottom: 10px; }
.card p { font-size: 14px; color: #5d6977; min-height: 88px; }
.glass-demo { position: relative; height: 75px; margin-top: 22px; }
.glass-demo > span { position: absolute; background: #4d8bef; width: 70px; height: 70px; border-radius: 50%; left: 40px; }
.glass-demo > div { position: absolute; inset: 14px 0 10px; display: flex; justify-content: space-between; align-items: center; padding: 10px 20px; background: #ffffff65; backdrop-filter: blur(12px); border: 1px solid #ffffffaa; border-radius: 15px; font-size: 14px; }
.nav-demo { display: flex; justify-content: space-between; gap: 8px; margin-top: 36px; padding: 8px; background: #ffffff70; border-radius: 30px; font-size: 10px; }
.nav-demo span { padding: 8px; }
.nav-demo span:first-child { background: #cfc5e9; border-radius: 25px; }
.profile-demo { display: flex; align-items: center; gap: 12px; margin-top: 36px; font-weight: 650; }
.profile-demo img { border-radius: 15px; }
.profile-demo span { color: #34866b; }
.profile-demo small { display: block; font-size: 11px; font-weight: 400; color: #5d6977; }
.interface { display: grid; grid-template-columns: .8fr 1.2fr; gap: 70px; align-items: center; padding-top: 20px; }
.text-link { display: inline-block; color: var(--blue); margin-top: 24px; font-weight: 600; font-size: 14px; padding-block: 10px; }
.detail { background: #e6ebf2; padding: 24px; border-radius: 28px; min-width: 0; }
.detail-top { display: flex; justify-content: space-between; gap: 12px; font-size: 9px; letter-spacing: 1px; margin-bottom: 40px; color: #5c697c; }
.detail img { width: 100%; height: auto; border-radius: 18px; box-shadow: 0 15px 24px #17212d15; }
.detail figcaption { color: var(--muted); font-size: 11px; margin-top: 30px; }
.closing { position: relative; overflow: hidden; background: #e1eafa; padding: 55px; border-radius: 36px; }
.closing h2 { font-size: clamp(44px, 5vw, 68px); }
.closing > p:not(.eyebrow) { color: var(--muted); }
.closing .button { margin-top: 26px; position: relative; z-index: 1; }
.closing-spark { position: absolute; font-size: 330px; line-height: 1; color: #bdd1f0; right: 5%; top: 35px; }
.footer { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-block: 48px; }
.footer p { color: var(--muted); font-size: 12px; margin-top: 8px; }
.footer-links { display: flex; gap: 28px; font-size: 13px; }
.footer-links a { padding-block: 12px; }
@media (max-width: 1000px) { .container { width: calc(100% - 48px); } h1 { letter-spacing: -3px; } .hero { gap: 15px; } .phone { width: 220px; } .glass-label { left: -10px; padding: 12px; } .card { padding: 24px; } .interface { gap: 35px; } }
@media (max-width: 720px) {
.container { width: calc(100% - 40px); } .header { min-height: 88px; gap: 12px; } .brand { font-size: 22px; gap: 8px; } .brand img { width: 33px; } nav { gap: 0; } nav a:not(.nav-download) { display: none; } .nav-download { padding: 10px 17px; font-size: 12px; }
.hero { grid-template-columns: 1fr; padding-top: 34px; padding-bottom: 40px; gap: 45px; } h1 { font-size: clamp(48px, 12vw, 76px); letter-spacing: -3px; margin-block: 22px; } .intro { font-size: 15px; max-width: 440px; } .desktop { display: none; } .actions { margin-top: 24px; gap: 10px; } .button { padding: 14px 20px; gap: 16px; font-size: 13px; } .hero-art { width: min(400px, 100%); margin: auto; padding-bottom: 38px; } .phone { width: 218px; } .spark { font-size: 76px; right: 0; } .glass-label { left: 0; bottom: 90px; } .art-note { right: 0; } .principles { flex-wrap: wrap; justify-content: center; font-size: 11px; gap: 10px 20px; }
.section { padding-block: 64px; } h2 { font-size: 43px; letter-spacing: -2px; } .eyebrow { font-size: 9px; letter-spacing: 1.4px; } .cards { grid-template-columns: 1fr; gap: 14px; margin-top: 28px; } .card { padding: 28px; } .card p { min-height: 0; max-width: 40ch; } .card-icon { margin-bottom: 16px; } .glass-demo, .nav-demo, .profile-demo { max-width: 300px; } .interface { grid-template-columns: 1fr; padding-top: 0; gap: 30px; } .detail { padding: 18px; border-radius: 22px; } .detail-top { margin-bottom: 26px; font-size: 8px; } .detail figcaption { margin-top: 22px; font-size: 10px; } .closing { padding: 32px 26px; border-radius: 28px; } .closing h2 { font-size: 45px; } .closing > p { position: relative; z-index: 1; } .closing-spark { font-size: 180px; top: 35px; right: -75px; opacity: .6; } .footer { align-items: flex-start; flex-direction: column; gap: 20px; padding-block: 35px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .button { transition: none; } }
@media (max-width: 720px) {
  .header { min-height: 76px; }
  .hero { padding-top: 20px; gap: 28px; }
  .hero h1 { margin-block: 18px; }
  .actions { display: grid; grid-template-columns: 1fr; gap: 6px; }
  .actions .primary { width: 100%; font-size: 15px; }
  .actions .secondary { border: 0; min-height: 42px; padding-block: 8px; color: var(--muted); }
  .small { text-align: center; margin-top: 5px; }
  .hero-art { width: min(340px, 100%); }
  .hero-art .orbit { width: calc(100% - 30px); }
  .hero-art .phone { width: 205px; }
  .hero-art .glass-label { bottom: 95px; }
  .footer-links { flex-wrap: wrap; }
}