:root {
  --bg: #F7F7FB;
  --surface: #FFFFFF;
  --surface-2: #EEEFF6;
  --text: #171826;
  --text-2: #5E6179;
  --line: #D9DAE6;
  --primary: #3E3F98;
  --primary-soft: #C9CBED;
  --on-primary: #FFFFFF;
  --hero: #3F4097;
  --radius: 28px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #13141D;
    --surface: #1C1E2B;
    --surface-2: #2C2F42;
    --text: #F1F2F8;
    --text-2: #9A9DB5;
    --line: #2C2F42;
    --primary: #8E91E6;
    --primary-soft: #3E3F98;
    --on-primary: #13141D;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

header.top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0;
}
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); font-weight: 600; font-size: 18px; }
.brand:hover { text-decoration: none; }
.brand img { width: 36px; height: 36px; border-radius: 9px; }
nav a { color: var(--text-2); font-size: 15px; margin-left: 24px; white-space: nowrap; }
nav a:hover { color: var(--text); text-decoration: none; }

.hero { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; padding: 56px 0 88px; }
.hero h1 { font-size: clamp(40px, 6vw, 68px); line-height: 1.04; letter-spacing: -0.02em; margin: 0 0 20px; font-weight: 650; }
.hero p.lead { font-size: 21px; color: var(--text-2); margin: 0 0 32px; max-width: 30em; }
.status {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 20px; border-radius: 999px;
  background: var(--surface-2); color: var(--text); font-size: 16px; font-weight: 500;
}
.status::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--primary); }

.phone {
  border-radius: var(--radius); overflow: hidden; background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 24px 60px -24px rgba(30, 31, 90, 0.35);
}
.phone img { display: block; width: 100%; height: auto; }
.hero .phone { max-width: 340px; justify-self: center; }

section { padding: 72px 0; }
h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.15; letter-spacing: -0.015em; margin: 0 0 12px; font-weight: 650; }
.sub { color: var(--text-2); font-size: 19px; margin: 0 0 40px; max-width: 34em; }

.gallery {
  display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 4px 24px 28px; margin: 0 -24px;
  scrollbar-width: thin;
}
.gallery figure { flex: 0 0 min(260px, 66vw); margin: 0; scroll-snap-align: start; }
.gallery figcaption { padding: 16px 4px 0; font-weight: 600; font-size: 17px; }
.gallery figcaption span { display: block; color: var(--text-2); font-weight: 400; font-size: 15px; margin-top: 2px; }

.features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.feature { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 28px; }
.feature h3 { margin: 0 0 8px; font-size: 19px; font-weight: 600; }
.feature p { margin: 0; color: var(--text-2); font-size: 16px; }

.private { background: var(--hero); color: #fff; border-radius: 36px; padding: 56px; }
.private h2 { color: #fff; }
.private p { color: #C9CBED; font-size: 19px; max-width: 34em; margin: 0 0 28px; }
.private ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 32px; max-width: 34em; }
.private li { font-size: 17px; padding-left: 26px; position: relative; }
.private li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 10px; height: 10px; border-radius: 50%; background: #C9CBED; }

footer { padding: 48px 0 56px; color: var(--text-2); font-size: 15px; }
footer .row { display: flex; flex-wrap: wrap; gap: 8px 28px; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 28px; }
footer a { color: var(--text-2); }
footer a:hover { color: var(--text); }

.doc { max-width: 720px; padding: 32px 0 40px; }
.doc h1 { font-size: clamp(34px, 5vw, 48px); line-height: 1.1; letter-spacing: -0.02em; margin: 0 0 8px; font-weight: 650; }
.doc .date { color: var(--text-2); margin: 0 0 40px; }
.doc h2 { font-size: 22px; margin: 40px 0 8px; letter-spacing: 0; }
.doc p, .doc li { color: var(--text); }
.doc ul { padding-left: 20px; }
.doc li { margin: 6px 0; }

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 24px 0 56px; }
  .hero .phone { max-width: 280px; }
  section { padding: 48px 0; }
  .private { padding: 36px 28px; border-radius: 28px; }
  .features, .private ul { grid-template-columns: 1fr; }
  nav a { margin-left: 16px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }