:root {
  --ink: #f7f7ff;
  --muted: #a7abc4;
  --bg: #060713;
  --bg-deep: #03040b;
  --panel: rgba(18, 20, 42, 0.78);
  --panel-solid: #11142b;
  --line: rgba(255, 255, 255, 0.11);
  --cyan: #42d7ff;
  --blue: #497cff;
  --violet: #a64cff;
  --pink: #f24dbe;
  --coral: #ff6e75;
  --lime: #62e68d;
  --gradient: linear-gradient(105deg, var(--cyan), var(--blue) 30%, var(--violet) 62%, var(--pink) 82%, var(--coral));
  --max: 1160px;
  --radius: 24px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  background:
    radial-gradient(900px 560px at 12% -8%, rgba(73, 124, 255, .24), transparent 65%),
    radial-gradient(850px 650px at 96% 10%, rgba(242, 77, 190, .16), transparent 66%),
    linear-gradient(180deg, #0b0a24 0%, var(--bg) 44%, var(--bg-deep) 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 100; background: #fff; color: #080914; padding: 10px 14px; border-radius: 9px; }
.skip-link:focus { top: 12px; }

nav {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(6, 7, 19, .72);
  backdrop-filter: blur(18px) saturate(150%);
}
.nav-inner { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { color: var(--ink); display: inline-flex; align-items: center; gap: 11px; font-weight: 760; letter-spacing: -.01em; }
.brand:hover { text-decoration: none; }
.brand img { width: 38px; height: 38px; border-radius: 10px; box-shadow: 0 0 24px rgba(73,124,255,.38); }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14px; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--ink); text-decoration: none; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 21px;
  border-radius: 14px;
  border: 1px solid var(--line);
  color: var(--ink);
  font-weight: 700;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.button:hover { transform: translateY(-2px); text-decoration: none; border-color: rgba(255,255,255,.28); }
.button.primary { background: var(--gradient); border: 0; box-shadow: 0 13px 36px rgba(91, 95, 255, .35); }
.button.secondary { background: rgba(255,255,255,.05); }
.button.small { min-height: 40px; padding: 0 16px; font-size: 13px; }

.hero { padding: 82px 0 70px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; align-items: center; gap: clamp(42px, 7vw, 92px); }
.kicker { display: inline-flex; align-items: center; gap: 8px; padding: 7px 13px; border: 1px solid var(--line); border-radius: 999px; color: #d7d9ed; background: rgba(255,255,255,.04); font-size: 12px; font-weight: 760; letter-spacing: .12em; text-transform: uppercase; }
.kicker::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--gradient); box-shadow: 0 0 18px var(--cyan); }
h1 { margin: 22px 0 20px; font-size: clamp(48px, 7vw, 86px); line-height: .98; letter-spacing: -.055em; }
.gradient-text { background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-copy > p { margin: 0; max-width: 660px; color: var(--muted); font-size: clamp(18px, 2.2vw, 23px); }
.hero-copy strong { color: var(--ink); }
.hero-actions { display: flex; gap: 13px; flex-wrap: wrap; margin-top: 32px; }
.purchase-note { margin-top: 18px !important; font-size: 14px !important; color: #c7c9da !important; }

.hero-art { position: relative; min-height: 670px; display: grid; place-items: center; }
.hero-art::before { content: ""; position: absolute; width: 560px; height: 560px; border-radius: 50%; background: conic-gradient(from 30deg, rgba(66,215,255,.28), rgba(166,76,255,.28), rgba(242,77,190,.26), rgba(66,215,255,.28)); filter: blur(70px); opacity: .78; }
.phone { position: relative; z-index: 2; width: min(325px, 76vw); padding: 9px; border: 1px solid rgba(255,255,255,.24); border-radius: 48px; background: linear-gradient(145deg, #313552, #090b17 40%, #252942); box-shadow: 0 38px 90px rgba(0,0,0,.58), 0 0 70px rgba(73,124,255,.18); transform: rotate(2.2deg); }
.phone img { display: block; width: 100%; border-radius: 40px; }
.app-icon { position: absolute; z-index: 3; width: 126px; height: 126px; left: 0; top: 58px; border-radius: 29px; box-shadow: 0 24px 50px rgba(0,0,0,.5), 0 0 45px rgba(66,215,255,.28); transform: rotate(-7deg); }
.floating-note { position: absolute; z-index: 3; right: 2%; bottom: 90px; width: 180px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 18px; background: rgba(12,14,31,.82); backdrop-filter: blur(18px); box-shadow: 0 20px 50px rgba(0,0,0,.38); }
.floating-note b { display: block; font-size: 14px; }
.floating-note span { color: var(--muted); font-size: 12px; }

.spectrum { height: 3px; background: var(--gradient); }
section { padding: 86px 0; }
.section-head { max-width: 760px; margin-bottom: 38px; }
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head .overline { margin: 0 0 10px; color: var(--cyan); font-size: 12px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.section-head h2 { margin: 0 0 14px; font-size: clamp(34px, 5vw, 55px); line-height: 1.06; letter-spacing: -.04em; }
.section-head p { margin: 0; color: var(--muted); font-size: 18px; }

.demo-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(280px, .9fr); gap: 28px; align-items: stretch; }
.demo-card, .panel, .feature, .step, .audience-card, .legal-card { border: 1px solid var(--line); background: var(--panel); box-shadow: 0 22px 65px rgba(0,0,0,.24); }
.demo-card { overflow: hidden; border-radius: 28px; position: relative; aspect-ratio: 1; }
.demo-card video { width: 100%; height: 100%; object-fit: cover; display: block; }
.demo-card::after { content: "Made in Tonalgram"; position: absolute; left: 18px; bottom: 18px; padding: 7px 11px; border-radius: 999px; background: rgba(3,4,11,.68); backdrop-filter: blur(10px); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .03em; }
.demo-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(26px, 4vw, 52px); border-radius: 28px; }
.demo-copy h3 { font-size: clamp(29px, 4vw, 43px); line-height: 1.08; letter-spacing: -.035em; margin: 0 0 16px; }
.demo-copy p { color: var(--muted); font-size: 17px; }
.stat-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin-top: 22px; }
.stat { padding: 14px 10px; border: 1px solid var(--line); border-radius: 14px; text-align: center; background: rgba(255,255,255,.03); }
.stat b { display: block; font-size: 20px; }
.stat span { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }

.four-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.feature { padding: 25px; border-radius: 20px; }
.feature .icon { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 18px; border-radius: 13px; font-size: 21px; background: linear-gradient(145deg, rgba(66,215,255,.2), rgba(166,76,255,.22)); border: 1px solid rgba(255,255,255,.1); }
.feature h3 { margin: 0 0 9px; font-size: 19px; }
.feature p { margin: 0; color: var(--muted); font-size: 14px; }

.split { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(36px, 7vw, 92px); align-items: center; }
.split.reverse { grid-template-columns: 1.15fr .85fr; }
.editor-shot { border-radius: 30px; border: 1px solid var(--line); box-shadow: 0 28px 80px rgba(0,0,0,.52); display: block; }
.copy h2 { margin: 0 0 16px; font-size: clamp(34px, 5vw, 54px); line-height: 1.06; letter-spacing: -.04em; }
.copy > p { color: var(--muted); font-size: 18px; }
.checklist { list-style: none; padding: 0; margin: 25px 0 0; display: grid; gap: 13px; }
.checklist li { position: relative; padding-left: 31px; color: #d8daeb; }
.checklist li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--lime); font-weight: 900; }
.visual-stack { position: relative; min-height: 560px; display: grid; place-items: center; }
.visual-stack .performance { width: min(480px, 90%); border-radius: 28px; box-shadow: 0 30px 90px rgba(0,0,0,.5), 0 0 54px rgba(242,77,190,.14); }
.visual-pill { position: absolute; border: 1px solid var(--line); background: rgba(14,16,35,.86); backdrop-filter: blur(14px); border-radius: 999px; padding: 10px 16px; font-weight: 700; font-size: 13px; box-shadow: 0 12px 30px rgba(0,0,0,.3); }
.visual-pill.one { top: 50px; left: 0; color: var(--cyan); }
.visual-pill.two { right: 0; top: 175px; color: #f99bdd; }
.visual-pill.three { left: 3%; bottom: 65px; color: #9cf2b7; }

.workflow { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; counter-reset: steps; }
.step { counter-increment: steps; border-radius: 19px; padding: 24px; }
.step::before { content: "0" counter(steps); display: block; margin-bottom: 25px; color: var(--cyan); font-weight: 800; font-size: 12px; letter-spacing: .1em; }
.step h3 { margin: 0 0 8px; }
.step p { margin: 0; color: var(--muted); font-size: 14px; }

.audience { display: grid; grid-template-columns: repeat(3,1fr); gap: 17px; }
.audience-card { border-radius: 20px; padding: 27px; }
.audience-card h3 { margin: 0 0 9px; }
.audience-card p { margin: 0; color: var(--muted); }

.privacy-banner { border: 1px solid rgba(98,230,141,.28); border-radius: 28px; padding: clamp(28px,5vw,55px); background: linear-gradient(130deg, rgba(98,230,141,.09), rgba(66,215,255,.05), rgba(166,76,255,.08)); display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; }
.privacy-banner h2 { margin: 0 0 10px; font-size: clamp(30px,4vw,45px); letter-spacing: -.035em; }
.privacy-banner p { margin: 0; color: var(--muted); max-width: 720px; }

.faq { max-width: 820px; margin: 0 auto; }
.faq details { border: 1px solid var(--line); border-radius: 15px; background: rgba(16,18,39,.74); margin-bottom: 12px; padding: 0 19px; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 0; font-weight: 720; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--cyan); font-size: 20px; }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--muted); margin: 0 0 19px; }

.final { text-align: center; padding: 88px 0 105px; }
.final img { width: 110px; height: 110px; border-radius: 25px; box-shadow: 0 18px 55px rgba(73,124,255,.32); }
.final h2 { margin: 22px 0 12px; font-size: clamp(38px,6vw,64px); line-height: 1; letter-spacing: -.045em; }
.final p { color: var(--muted); font-size: 18px; margin: 0 auto 27px; }

footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.footer-inner { min-height: 100px; display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer-links { display: flex; gap: 19px; flex-wrap: wrap; }
.footer-links a { color: var(--muted); }

/* Legal and support pages */
.legal-nav .nav-inner { width: min(calc(100% - 40px), 820px); }
.legal { width: min(calc(100% - 40px), 820px); margin: 0 auto; padding: 72px 0 100px; }
.legal .eyebrow { color: var(--cyan); font-size: 12px; text-transform: uppercase; font-weight: 800; letter-spacing: .13em; }
.legal h1 { margin: 8px 0 6px; font-size: clamp(40px,7vw,62px); letter-spacing: -.045em; }
.legal .updated { margin: 0 0 38px; color: var(--muted); font-size: 14px; }
.legal h2 { margin: 42px 0 10px; font-size: 24px; letter-spacing: -.02em; }
.legal h3 { margin: 30px 0 8px; font-size: 18px; }
.legal p, .legal li { color: #c8cadd; }
.legal strong { color: var(--ink); }
.legal ul { padding-left: 23px; }
.legal li { margin: 8px 0; }
.legal-card { border-radius: 18px; padding: 20px 22px; margin: 25px 0; border-left: 3px solid var(--cyan); }
.legal-card p { margin: 0; }
.contact-box { border-radius: 22px; padding: 28px; margin-top: 38px; background: linear-gradient(135deg, rgba(66,215,255,.09), rgba(166,76,255,.09)); border: 1px solid var(--line); }
.contact-box h2 { margin-top: 0; }

:focus-visible { outline: 3px solid var(--cyan); outline-offset: 4px; border-radius: 6px; }

@media (max-width: 930px) {
  .hero-grid, .split, .split.reverse, .demo-grid { grid-template-columns: 1fr; }
  .hero-copy { text-align: center; }
  .hero-copy > p { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-art { min-height: 620px; }
  .four-grid, .workflow { grid-template-columns: repeat(2,1fr); }
  .split.reverse .visual-stack { order: 2; }
}

@media (max-width: 650px) {
  .wrap { width: min(calc(100% - 28px), var(--max)); }
  .nav-links a:not(.button) { display: none; }
  .hero { padding-top: 58px; }
  .hero-art { min-height: 540px; }
  .phone { width: 270px; }
  .app-icon { width: 92px; height: 92px; border-radius: 22px; top: 35px; }
  .floating-note { width: 155px; right: 0; bottom: 55px; }
  section { padding: 66px 0; }
  .four-grid, .workflow, .audience { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr; }
  .privacy-banner { grid-template-columns: 1fr; }
  .privacy-banner .button { width: 100%; }
  .visual-stack { min-height: 430px; }
  .visual-pill { font-size: 11px; }
  .footer-inner { justify-content: center; text-align: center; padding: 24px 0; }
  .footer-links { justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}