:root {
  --bg: #fff;
  --text: #090909;
  --muted: #60636a;
  --faint: #8b8e94;
  --line: #dedfe2;
  --soft: #f5f6f7;
  --accent: #0a5cff;
  --max: 1380px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.shell { width: min(var(--max), calc(100% - 96px)); margin: 0 auto; }

.site-header { border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); position: sticky; top: 0; z-index: 20; }
.nav { min-height: 92px; display: flex; align-items: center; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 14px; font-size: 27px; font-weight: 720; letter-spacing: -.03em; }
.brand img { width: 46px; height: 46px; border-radius: 11px; }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 42px; font-size: 16px; }
.nav-links a { padding: 8px 0; border-bottom: 2px solid transparent; }
.nav-links a:hover, .nav-links a:focus-visible { color: var(--accent); border-color: currentColor; }
.nav-toggle { display: none; margin-left: auto; border: 1px solid var(--line); background: #fff; padding: 9px 13px; font: 600 14px var(--font); }

.hero { min-height: 610px; display: grid; grid-template-columns: .88fr 1.28fr; gap: 56px; align-items: center; padding-top: 64px; padding-bottom: 64px; }
.hero-copy h1 { margin: 0 0 24px; font-size: clamp(58px, 6.2vw, 96px); line-height: .96; letter-spacing: -.067em; font-weight: 760; }
.hero-copy p { margin: 0 0 32px; max-width: 510px; color: var(--muted); font-size: clamp(18px, 1.7vw, 23px); line-height: 1.45; }
.actions { display: flex; flex-wrap: wrap; gap: 16px; }
.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; padding: 0 22px; border: 1px solid var(--text); font-size: 15px; font-weight: 650; transition: transform .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); }
.button.primary { border-color: var(--accent); background: var(--accent); color: #fff; }
.button.primary:hover { background: #004bd8; }
.button.secondary:hover { background: var(--soft); }

.product-stage { border: 1px solid #d7d8db; box-shadow: 0 26px 60px rgba(10, 20, 40, .11); overflow: hidden; background: #fff; min-width: 0; }
.menu-bar { height: 44px; border-bottom: 1px solid var(--line); background: #f7f7f8; display: flex; align-items: center; gap: 17px; padding: 0 19px; font-size: 11px; white-space: nowrap; }
.menu-bar .apple { font-size: 9px; }
.menu-bar strong { margin-left: auto; font-size: 14px; font-weight: 550; }
.stage-content { height: 360px; display: flex; align-items: center; justify-content: center; gap: 32px; padding: 26px; background: var(--soft); }
.hero-icon { flex: 0 0 clamp(160px, 16vw, 230px); width: clamp(160px, 16vw, 230px); height: clamp(160px, 16vw, 230px); object-fit: contain; filter: drop-shadow(0 20px 22px rgba(0,0,0,.16)); }
.clock-face { position: relative; flex: 0 0 clamp(175px, 18vw, 255px); width: clamp(175px, 18vw, 255px); height: clamp(175px, 18vw, 255px); border: 2px solid #202124; border-radius: 50%; background: #fff; box-shadow: inset 0 0 0 12px #fff, inset 0 0 0 13px #d0d1d4; }
.clock-face::before { content: ""; position: absolute; inset: 15px; border: 1px dashed #aeb0b4; border-radius: 50%; }
.clock-face::after { content: ""; position: absolute; top: 11px; bottom: 11px; left: calc(50% - 2px); width: 4px; background: linear-gradient(to bottom, #111 0 11px, transparent 11px calc(100% - 11px), #111 calc(100% - 11px)); }
.clock-hand { position: absolute; left: 50%; bottom: 50%; width: 4px; background: #111; transform-origin: 50% 100%; border-radius: 4px; z-index: 2; }
.clock-hand.hour { height: 27%; transform: translateX(-50%) rotate(-52deg); }
.clock-hand.minute { height: 38%; transform: translateX(-50%) rotate(49deg); }
.clock-centre { position: absolute; left: 50%; top: 50%; width: 13px; height: 13px; transform: translate(-50%,-50%); background: var(--accent); border: 3px solid #111; border-radius: 50%; z-index: 3; }
.clock-label { position: absolute; left: 50%; bottom: 28%; transform: translateX(-50%); color: var(--faint); font-size: 12px; letter-spacing: .12em; }

.features { scroll-margin-top: 92px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 58px 0 64px; }
.features h2 { margin: 0 0 40px; font-size: clamp(34px, 3.6vw, 55px); letter-spacing: -.045em; }
.feature-list { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); }
.feature-list article { padding: 36px 30px 12px; border-right: 1px solid var(--line); }
.feature-list article:first-child { padding-left: 0; }
.feature-list article:last-child { border-right: 0; padding-right: 0; }
.feature-icon { display: grid; place-items: center; width: 50px; height: 50px; margin-bottom: 24px; border: 2px solid var(--text); border-radius: 50%; font-size: 18px; font-weight: 700; }
.feature-list h3 { margin: 0 0 10px; font-size: 20px; letter-spacing: -.02em; }
.feature-list p { margin: 0; color: var(--muted); line-height: 1.55; font-size: 16px; }

.privacy-band { border-bottom: 1px solid var(--line); background: var(--soft); padding: 44px 0; }
.privacy-layout { display: flex; justify-content: center; align-items: center; gap: 30px; }
.privacy-symbol { display: grid; place-items: center; width: 64px; height: 64px; border: 2px solid var(--text); font-size: 27px; }
.privacy-layout h2 { margin: 0 0 4px; font-size: 31px; letter-spacing: -.035em; }
.privacy-layout p { margin: 0; color: var(--muted); font-size: 17px; }

.resources { min-height: 100px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; }
.resources a { display: flex; justify-content: center; align-items: center; gap: 18px; min-height: 100px; color: var(--accent); font-weight: 600; border-right: 1px solid var(--line); }
.resources a:last-child { border-right: 0; }
.resources a:hover { background: var(--soft); }
.resources span { color: var(--text); font-size: 24px; }
.footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.footer-row { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.footer a { color: var(--text); }

.legal-main { width: min(760px, calc(100% - 48px)); margin: 0 auto; padding: 72px 0 112px; }
.legal-main h1 { margin: 0; font-size: clamp(52px, 7vw, 82px); letter-spacing: -.06em; line-height: 1; }
.legal-main .lead { margin: 22px 0 44px; color: var(--muted); font-size: 21px; line-height: 1.5; }
.policy-statement { margin: 0 0 24px; padding: 28px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-weight: 660; font-size: 19px; line-height: 1.5; }
.legal-section { padding: 26px 0; border-bottom: 1px solid var(--line); }
.legal-section h2 { margin: 0 0 10px; font-size: 25px; letter-spacing: -.03em; }
.legal-section p { margin: 0; color: var(--muted); line-height: 1.65; }
.revision { margin-top: 32px; color: var(--faint); font-size: 14px; }

.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; position: relative; padding: 27px 44px 27px 0; font-size: 20px; font-weight: 620; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 5px; top: 23px; font-size: 27px; font-weight: 300; }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: -6px 0 28px; color: var(--muted); line-height: 1.65; }
.support-action { margin-top: 40px; }

@media (max-width: 980px) {
  .shell { width: min(100% - 48px, var(--max)); }
  .hero { grid-template-columns: minmax(0, 1fr); }
  .product-stage { order: -1; max-width: 100%; }
  .hero-copy { min-width: 0; width: 100%; text-align: center; }
  .hero-copy p { margin-left: auto; margin-right: auto; }
  .actions { justify-content: center; }
  .feature-list { grid-template-columns: 1fr 1fr; }
  .feature-list article { border-bottom: 1px solid var(--line); }
  .feature-list article:nth-child(2) { border-right: 0; padding-right: 0; }
  .feature-list article:nth-child(3) { padding-left: 0; }
}

@media (max-width: 680px) {
  .shell { width: min(100% - 32px, var(--max)); }
  .nav { min-height: 74px; flex-wrap: wrap; }
  .brand { font-size: 23px; }
  .brand img { width: 38px; height: 38px; border-radius: 9px; }
  .nav-toggle { display: block; }
  .nav-links { display: none; width: 100%; order: 3; padding: 0 0 16px; gap: 0; flex-direction: column; align-items: stretch; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .hero { min-height: auto; padding-top: 34px; gap: 36px; }
  .hero-copy h1 { font-size: 50px; }
  .hero-copy p { font-size: 18px; }
  .actions { flex-direction: column; }
  .button { width: 100%; }
  .product-stage { width: 100%; margin: 0; }
  .menu-bar { gap: 10px; overflow: hidden; }
  .menu-bar span:nth-of-type(n+3) { display: none; }
  .menu-bar strong { font-size: 11px; }
  .stage-content { height: 270px; min-height: 0; gap: 14px; padding: 20px 14px; overflow: hidden; }
  .hero-icon { flex-basis: 142px; width: 142px; height: 142px; }
  .clock-face { flex-basis: 150px; width: 150px; height: 150px; box-shadow: inset 0 0 0 8px #fff, inset 0 0 0 9px #d0d1d4; }
  .clock-face::before { inset: 11px; }
  .clock-face::after { top: 8px; bottom: 8px; }
  .clock-label { font-size: 9px; }
  .feature-list { grid-template-columns: 1fr; }
  .feature-list article, .feature-list article:nth-child(n) { border-right: 0; border-bottom: 1px solid var(--line); padding: 28px 0; }
  .privacy-layout { justify-content: flex-start; align-items: flex-start; }
  .resources { grid-template-columns: 1fr; }
  .resources a { border-right: 0; border-bottom: 1px solid var(--line); justify-content: flex-start; }
  .footer-row { align-items: flex-start; flex-direction: column; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}