:root {
  --bg: #05060a;
  --surface: rgba(18, 20, 29, .78);
  --surface-strong: #161822;
  --text: #f8f8fc;
  --muted: #a6a9bd;
  --line: rgba(255,255,255,.11);
  --cyan: #35d8ff;
  --violet: #9b63ff;
  --pink: #fc4da1;
  --max: 1120px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; color: var(--text); background: var(--bg); line-height: 1.55; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

.shell { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.site-header { position: sticky; z-index: 5; top: 0; background: rgba(5, 6, 10, .74); backdrop-filter: blur(18px); border-bottom: 1px solid transparent; }
.site-header.scrolled { border-bottom-color: var(--line); }
.nav { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .24em; font-size: .86rem; }
.brand-icon { width: 31px; height: 31px; flex: 0 0 auto; border-radius: 8px; object-fit: cover; box-shadow: 0 5px 15px rgba(135, 85, 255, .25); }
.brand-mark { width: 29px; height: 29px; border-radius: 50%; position: relative; background: conic-gradient(from 25deg, var(--cyan), #8aa4ff, var(--pink), #c88fff, var(--cyan)); box-shadow: 0 0 20px rgba(53,216,255,.4); }
.brand-mark::before { content: ""; position: absolute; inset: 6px; border-radius: 50%; background: #070810; }
.brand-mark::after { content: "✦"; position: absolute; inset: 0; display: grid; place-items: center; color: white; font-size: 13px; }
.nav-links { display: flex; align-items: center; gap: 20px; color: var(--muted); font-size: .9rem; }
.nav-links a:hover { color: white; }
.language { display: inline-flex; padding: 3px; gap: 2px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.04); }
.language button { padding: 5px 9px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); cursor: pointer; font-size: .75rem; font-weight: 700; }
.language button.active { color: #05060a; background: white; }

.hero { position: relative; overflow: hidden; padding: 112px 0 92px; }
.glow { position: absolute; pointer-events: none; filter: blur(52px); border-radius: 50%; opacity: .6; }
.glow.one { width: 430px; height: 430px; background: #123ed7; top: -210px; left: 6%; }
.glow.two { width: 360px; height: 360px; background: #bb247a; right: -90px; top: 90px; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: 72px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--cyan); font-size: .75rem; font-weight: 800; letter-spacing: .2em; }
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 10px currentColor; }
h1 { margin: 16px 0 20px; max-width: 680px; font-size: clamp(3.2rem, 7vw, 6.3rem); line-height: .94; letter-spacing: -.075em; }
.gradient-word { background: linear-gradient(100deg, #fff 10%, #a5f0ff 44%, #dbabff 72%, #ff9dc8); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-copy { max-width: 520px; margin: 0; color: var(--muted); font-size: clamp(1rem, 1.6vw, 1.17rem); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 0 19px; border: 1px solid transparent; border-radius: 999px; font-weight: 750; transition: transform .2s, background .2s; }
.button:hover { transform: translateY(-2px); }
.button.primary { background: white; color: #070810; }
.button.secondary { border-color: var(--line); background: rgba(255,255,255,.04); color: white; }
.hero-note { margin: 17px 0 0; color: #777c93; font-size: .79rem; }

.device { width: min(100%, 420px); margin: auto; padding: 11px; border-radius: 42px; background: linear-gradient(145deg, #34384a, #07080d 48%, #30364b); box-shadow: 0 30px 90px rgba(0,0,0,.55), 0 0 56px rgba(104,97,255,.25); }
.device-screen { min-height: 475px; padding: 24px; overflow: hidden; border-radius: 34px; background: radial-gradient(circle at 45% 37%, #1d234a, #090a13 50%, #06070b); }
.screen-top { display: flex; justify-content: space-between; color: rgba(255,255,255,.62); font-size: .72rem; letter-spacing: .12em; }
.screen-title { margin-top: 38px; font-weight: 800; letter-spacing: .3em; font-size: .82rem; }
.screen-subtitle { margin-top: 7px; color: #989cae; font-size: .82rem; }
.record { width: 260px; aspect-ratio: 1; margin: 33px auto 20px; border-radius: 50%; position: relative; background: repeating-radial-gradient(circle, rgba(255,255,255,.19) 0 1px, transparent 2px 15px), conic-gradient(from 0deg, #44daf8, #ad76ff, #ff74ac, #ffe0a0, #44daf8); box-shadow: 0 0 34px rgba(141,99,255,.4); animation: spin 14s linear infinite; }
.record::before { content: ""; position: absolute; inset: 26%; border-radius: 50%; background: #080910; box-shadow: 0 0 0 5px rgba(255,255,255,.14); }
.record::after { content: "✦"; position: absolute; inset: 0; display: grid; place-items: center; color: white; font-size: 42px; text-shadow: 0 0 14px #fff; }
.track { margin-top: 25px; text-align: center; font-size: .95rem; font-weight: 750; }
.artist { margin: 3px 0 13px; text-align: center; color: #9ca1b8; font-size: .77rem; letter-spacing: .12em; }
.progress { height: 4px; overflow: hidden; border-radius: 50px; background: rgba(255,255,255,.16); }
.progress::before { content: ""; display: block; width: 58%; height: 100%; background: linear-gradient(90deg, var(--cyan), var(--violet), var(--pink)); border-radius: inherit; }
@keyframes spin { to { transform: rotate(360deg); } }

.section { padding: 94px 0; }
.section-title { max-width: 590px; margin: 0 auto 42px; text-align: center; }
.section-title h2 { margin: 12px 0 0; font-size: clamp(2rem, 4.5vw, 3.5rem); letter-spacing: -.055em; line-height: 1; }
.section-title p { color: var(--muted); margin: 15px auto 0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature { min-height: 210px; padding: 25px; border: 1px solid var(--line); border-radius: 24px; background: linear-gradient(145deg, rgba(255,255,255,.075), rgba(255,255,255,.02)); }
.feature-icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 13px; color: var(--cyan); background: rgba(53,216,255,.12); font-size: 1.25rem; }
.feature h3 { margin: 25px 0 8px; font-size: 1.06rem; }
.feature p { margin: 0; color: var(--muted); font-size: .91rem; }
.legal-callout { padding: 36px; border: 1px solid var(--line); border-radius: 28px; background: linear-gradient(105deg, rgba(51,216,255,.11), rgba(155,99,255,.11), rgba(252,77,161,.08)); display: flex; justify-content: space-between; align-items: center; gap: 25px; }
.legal-callout h2 { margin: 0; font-size: clamp(1.6rem, 3vw, 2.4rem); letter-spacing: -.045em; }
.legal-callout p { margin: 7px 0 0; color: var(--muted); }
.legal-links { display: flex; flex-wrap: wrap; gap: 10px; }
.legal-links a { border: 1px solid var(--line); border-radius: 999px; padding: 10px 14px; font-weight: 700; font-size: .88rem; white-space: nowrap; }

.legal-page { padding: 80px 0 100px; }
.legal-heading { max-width: 780px; margin: 0 auto 44px; }
.legal-heading h1 { margin-bottom: 15px; font-size: clamp(2.7rem, 6vw, 4.8rem); }
.legal-heading p { color: var(--muted); }
.effective { margin: 19px 0 0; color: #7e849b !important; font-size: .84rem; }
.legal-document { max-width: 790px; margin: auto; padding: clamp(25px, 5vw, 52px); border: 1px solid var(--line); border-radius: 28px; background: rgba(255,255,255,.035); }
.legal-copy[data-lang] { display: none; }
.legal-copy[data-lang].visible { display: block; }
.legal-document h2 { margin: 34px 0 10px; font-size: 1.18rem; letter-spacing: -.02em; }
.legal-document h2:first-child { margin-top: 0; }
.legal-document p, .legal-document li { color: #d4d6e1; }
.legal-document a { color: var(--cyan); text-decoration: underline; text-underline-offset: 3px; }
.legal-document ul { padding-left: 1.3rem; }
[data-lang] { display: none; }
[data-lang].visible { display: block; }
.inline { display: inline; }

.site-footer { border-top: 1px solid var(--line); padding: 32px 0 45px; color: #80859a; font-size: .82rem; }
.footer-content { display: flex; justify-content: space-between; gap: 20px; align-items: center; }
.footer-links { display: flex; gap: 15px; }
.footer-links a:hover { color: white; }

@media (max-width: 820px) {
  .nav-links { display: none; }
  .hero { padding-top: 76px; }
  .hero-grid { grid-template-columns: 1fr; gap: 54px; }
  .hero-copy { max-width: 600px; }
  .device { max-width: 370px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature { min-height: 160px; }
  .legal-callout, .footer-content { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 480px) {
  .shell { width: min(100% - 28px, var(--max)); }
  .nav { min-height: 62px; }
  .brand { font-size: .75rem; }
  .hero { padding-bottom: 64px; }
  .device-screen { min-height: 430px; }
  .record { width: 225px; }
  .section { padding: 68px 0; }
  .legal-page { padding: 48px 0 70px; }
  .legal-document { border-radius: 21px; }
}