:root {
  color-scheme: light dark;
  --blue: #2d8cff;
  --blue-deep: #0b2b68;
  --cyan: #35c9ff;
  --orange: #ff8a3d;
  --ink: #15213a;
  --muted: #667085;
  --line: rgba(45, 140, 255, .18);
  --surface: rgba(255, 255, 255, .88);
  --canvas: #f4f8ff;
  --shadow: 0 24px 60px rgba(20, 56, 120, .14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 4%, rgba(53, 201, 255, .22), transparent 28rem),
    radial-gradient(circle at 8% 20%, rgba(45, 140, 255, .14), transparent 25rem),
    var(--canvas);
  font: 16px/1.65 Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: #176ee8; }
.wrap { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }
header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(244, 248, 255, .86);
  backdrop-filter: blur(18px);
}
nav { min-height: 72px; display: flex; align-items: center; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; text-decoration: none; color: var(--ink); font-weight: 800; font-size: 20px; }
.mark { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: linear-gradient(145deg, #59d8ff, #2d8cff 58%, #0a5ce8); box-shadow: 0 10px 24px rgba(45,140,255,.28); }
.mark svg { width: 28px; height: 28px; }
nav > a:not(.brand) { color: var(--muted); text-decoration: none; font-weight: 650; font-size: 14px; }
nav > a:hover { color: var(--blue); }
.hero { padding: 88px 0 64px; display: grid; grid-template-columns: 1.08fr .92fr; gap: 56px; align-items: center; }
.eyebrow { color: var(--blue); font-size: 13px; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
h1 { margin: 14px 0 18px; font-size: clamp(44px, 7vw, 74px); line-height: 1.02; letter-spacing: -.055em; }
h2 { margin: 0 0 14px; font-size: clamp(30px, 4vw, 44px); line-height: 1.12; letter-spacing: -.035em; }
h3 { margin: 0 0 8px; font-size: 19px; }
.lead { max-width: 680px; color: var(--muted); font-size: 19px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; min-height: 48px; padding: 0 20px; border-radius: 14px; background: var(--blue); color: white; text-decoration: none; font-weight: 780; box-shadow: 0 12px 28px rgba(45,140,255,.25); }
.button.alt { color: var(--ink); background: var(--surface); box-shadow: none; border: 1px solid var(--line); }
.app-card { min-height: 360px; padding: 26px; border: 1px solid rgba(255,255,255,.65); border-radius: 34px; background: linear-gradient(145deg, #0b2b68, #086de8 56%, #35c9ff); color: white; box-shadow: var(--shadow); position: relative; overflow: hidden; }
.app-card:before { content: ""; position: absolute; inset: -35%; background: repeating-radial-gradient(ellipse at center, transparent 0 28px, rgba(255,255,255,.08) 29px 30px); transform: rotate(-7deg); }
.app-card > * { position: relative; }
.clock { margin: 46px 0 2px; font-size: 72px; font-weight: 620; letter-spacing: -.05em; }
.date { font-size: 18px; font-weight: 700; opacity: .9; }
.quick { margin-top: 54px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.quick div { padding: 16px; border-radius: 18px; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.2); backdrop-filter: blur(14px); font-weight: 750; }
.section { padding: 72px 0; }
.section.soft { border-block: 1px solid var(--line); background: rgba(255,255,255,.58); }
.grid { margin-top: 28px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { padding: 26px; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); box-shadow: 0 12px 36px rgba(20,56,120,.07); }
.icon { width: 46px; height: 46px; display: grid; place-items: center; margin-bottom: 18px; border-radius: 14px; color: white; background: linear-gradient(145deg, var(--blue), var(--cyan)); font-size: 21px; font-weight: 900; }
.icon.orange { background: linear-gradient(145deg, #ffad66, #ff7138); }
.icon.pink { background: linear-gradient(145deg, #f26fc2, #7c8cff); }
.card p, .muted { color: var(--muted); }
.policy { max-width: 820px; padding: 64px 0 88px; }
.policy h1 { font-size: clamp(38px, 6vw, 60px); }
.policy h2 { margin-top: 42px; font-size: 27px; }
.policy h3 { margin-top: 26px; }
.notice { padding: 18px 20px; margin: 24px 0; border: 1px solid var(--line); border-radius: 16px; background: rgba(45,140,255,.07); }
.steps { counter-reset: step; display: grid; gap: 16px; padding: 0; }
.steps li { list-style: none; position: relative; padding: 22px 22px 22px 70px; border: 1px solid var(--line); border-radius: 18px; background: var(--surface); }
.steps li:before { counter-increment: step; content: counter(step); position: absolute; left: 20px; top: 20px; width: 34px; height: 34px; display: grid; place-items: center; border-radius: 11px; background: var(--blue); color: white; font-weight: 850; }
footer { padding: 34px 0 50px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.footer-row { display: flex; flex-wrap: wrap; gap: 18px 26px; }
.footer-row span { margin-right: auto; }
@media (max-width: 780px) {
  nav > a:not(.brand) { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 56px; }
  .grid { grid-template-columns: 1fr; }
  .app-card { min-height: 310px; }
}
@media (prefers-color-scheme: dark) {
  :root { --ink: #eef4ff; --muted: #a8b4c8; --surface: rgba(17, 29, 52, .88); --canvas: #07101f; --line: rgba(91, 169, 255, .23); }
  body { background: radial-gradient(circle at 82% 4%, rgba(0,166,255,.18), transparent 28rem), radial-gradient(circle at 8% 20%, rgba(45,140,255,.14), transparent 25rem), var(--canvas); }
  header { background: rgba(7,16,31,.84); }
  .section.soft { background: rgba(15,28,49,.54); }
}