:root {
  --bg: #f6f7f9; --card: #ffffff; --ink: #14202e; --muted: #5d6b7e; --line: #dfe4eb;
  --accent: #1463c4; --accent-ink: #ffffff; --accent-soft: #e6f0fc;
  --ok: #1a7f4b; --ok-bg: #e3f4ea; --bar: #a9c8ef; --bar-now: #1463c4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #10151c; --card: #19212b; --ink: #e9eef4; --muted: #99a6b7; --line: #2a3441;
    --accent: #5aa2f5; --accent-ink: #0b1420; --accent-soft: #17273b;
    --ok: #58c58a; --ok-bg: #173526; --bar: #2f4f7c; --bar-now: #5aa2f5;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.2; text-wrap: balance; }
p { text-wrap: pretty; }
.muted { color: var(--muted); }

/* ------------------------------------------------------------- шапка */
.bar {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px max(16px, calc((100vw - 1080px) / 2));
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 650; color: var(--ink); text-decoration: none; }
.logo { width: 30px; height: 30px; color: var(--accent); flex: 0 0 auto; }
.btn {
  display: inline-block; padding: 8px 18px; border-radius: 9px; font-weight: 600; text-decoration: none;
  background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent);
}
.btn.big { padding: 12px 22px; font-size: 17px; }
.btn.ghost { background: transparent; color: var(--accent); }
.btn:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

main { max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* -------------------------------------------------------------- герой */
.hero { display: grid; gap: 36px; align-items: center; padding: 48px 0 28px; }
.eyebrow { margin: 0 0 10px; font-size: 14px; font-weight: 650; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); }
h1 { font-size: clamp(32px, 6vw, 50px); margin: 0 0 16px; letter-spacing: -.015em; }
.lead { font-size: clamp(18px, 2.4vw, 21px); color: var(--muted); margin: 0; max-width: 34em; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

.mock { margin: 0; }
.mock figcaption { text-align: center; font-size: 13px; color: var(--muted); margin-top: 10px; }
.mock-card {
  background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 20px;
  box-shadow: 0 18px 40px -22px rgba(15, 40, 80, .45);
}
.mock-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.mock-name { font-weight: 650; font-size: 18px; }
.mock-sub { font-size: 14px; color: var(--muted); }
.pill { background: var(--ok-bg); color: var(--ok); font-size: 13px; font-weight: 650; padding: 3px 11px; border-radius: 999px; white-space: nowrap; }
.mock-kpis { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 16px 0; }
.kpi { background: var(--bg); border-radius: 10px; padding: 10px; min-width: 0; }
.kpi b { display: block; font-size: 19px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.kpi span { display: block; font-size: 12.5px; color: var(--muted); line-height: 1.3; }
.mock-bars { display: flex; align-items: flex-end; gap: 4px; height: 70px; }
.mock-bars i { flex: 1; background: var(--bar); border-radius: 3px 3px 0 0; }
.mock-bars i.now { background: var(--bar-now); }
.h2 { height: 22%; } .h3 { height: 33%; } .h4 { height: 44%; } .h5 { height: 56%; }
.h6 { height: 67%; } .h7 { height: 78%; } .h8 { height: 89%; } .h9 { height: 100%; }
.mock-log { list-style: none; margin: 14px 0 0; padding: 0; font-size: 14px; }
.mock-log li { display: flex; gap: 10px; padding: 7px 0; border-top: 1px solid var(--line); }
.mock-log time { color: var(--muted); font-variant-numeric: tabular-nums; }

/* ------------------------------------------------------------- секції */
.block { padding: 40px 0 8px; }
h2 { font-size: clamp(24px, 3.6vw, 31px); margin: 0 0 20px; letter-spacing: -.01em; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.card h3 { font-size: 18px; margin: 12px 0 6px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
.ico {
  width: 40px; height: 40px; padding: 8px; border-radius: 10px; background: var(--accent-soft); color: var(--accent);
  fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round;
}

.split { display: grid; gap: 8px 40px; }
.split h2 { margin-bottom: 10px; }
.split p { margin: 0; }
.checks { list-style: none; margin: 0; padding: 0; }
.checks li { position: relative; padding: 9px 0 9px 32px; border-top: 1px solid var(--line); }
.checks li:first-child { border-top: 0; }
.checks li::before {
  content: ""; position: absolute; left: 4px; top: 15px; width: 14px; height: 7px;
  border-left: 2.5px solid var(--ok); border-bottom: 2.5px solid var(--ok); transform: rotate(-45deg);
}
.aside {
  margin: 22px 0 0; padding: 14px 18px; border-radius: 12px; background: var(--accent-soft);
  font-size: 16px;
}

.steps { margin: 0; padding: 0; list-style: none; counter-reset: step; display: grid; gap: 12px; }
.steps li {
  counter-increment: step; position: relative; padding: 16px 18px 16px 64px;
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
}
.steps li::before {
  content: counter(step); position: absolute; left: 16px; top: 16px; width: 34px; height: 34px;
  display: grid; place-items: center; border-radius: 50%; background: var(--accent); color: var(--accent-ink); font-weight: 700;
}

.foot {
  max-width: 1080px; margin: 48px auto 0; padding: 20px 16px 32px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: 15px; color: var(--muted);
}

@media (min-width: 860px) {
  .hero { grid-template-columns: 1.15fr .85fr; padding: 72px 0 40px; }
  .split { grid-template-columns: .8fr 1.2fr; align-items: start; }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .steps li { padding: 62px 18px 18px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }