:root {
  --bg: #f6f7fb; --panel: #ffffff; --fg: #1b1d29; --muted: #5d6278; --line: #e3e5ee;
  --accent: #3f51b5; --accent-fg: #ffffff; --accent-soft: #e8ebfa; --radius: 16px;
  --shadow: 0 1px 2px rgba(20, 24, 50, .05), 0 12px 32px rgba(20, 24, 50, .07);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f111a; --panel: #171a26; --fg: #eceef6; --muted: #9aa0b8; --line: #272b3b;
    --accent: #8c9eff; --accent-fg: #0f111a; --accent-soft: #1f2440;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 32px rgba(0, 0, 0, .35);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); }
img { max-width: 100%; display: block; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }

/* header */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--fg); text-decoration: none; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.top nav { display: flex; align-items: center; gap: 22px; }
.top nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
.top nav a:hover { color: var(--fg); }
@media (max-width: 640px) { .top nav a:not(.btn) { display: none; } }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 12px;
  padding: 11px 20px; font-weight: 600; text-decoration: none; border: 1px solid transparent; }
.btn.primary { background: var(--accent); color: var(--accent-fg); }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { border-color: var(--line); color: var(--fg); background: var(--panel); }
.top nav .btn { padding: 8px 14px; font-size: 14px; color: var(--accent-fg); }

/* hero */
.hero { padding: 72px 0 56px; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .02em; color: var(--accent);
  background: var(--accent-soft); padding: 4px 12px; border-radius: 999px; margin-bottom: 18px; }
h1 { font-size: clamp(34px, 5vw, 52px); line-height: 1.1; letter-spacing: -.02em; margin: 0 0 18px; }
.lead { font-size: 19px; color: var(--muted); margin: 0 0 28px; max-width: 34em; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.cta .note { color: var(--muted); font-size: 14px; }
.phone { justify-self: center; width: min(320px, 100%); border-radius: 34px; overflow: hidden;
  box-shadow: var(--shadow); border: 1px solid var(--line); }
@media (max-width: 820px) {
  .hero { padding-top: 44px; }
  .hero .wrap { grid-template-columns: 1fr; }
  .phone { width: min(260px, 80%); }
}

/* sections */
section { padding: 56px 0; }
h2 { font-size: clamp(26px, 3.4vw, 34px); letter-spacing: -.01em; line-height: 1.2; margin: 0 0 10px; }
.sub { color: var(--muted); margin: 0 0 32px; max-width: 40em; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid { grid-template-columns: 1fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.icon { width: 38px; height: 38px; border-radius: 10px; background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; margin-bottom: 14px; }
.icon svg { width: 20px; height: 20px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.split img { border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow); }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; } }
.ticks { list-style: none; padding: 0; margin: 0; }
.ticks li { padding-left: 28px; position: relative; margin: 10px 0; }
.ticks li::before { content: ""; position: absolute; left: 4px; top: .55em; width: 10px; height: 6px;
  border-left: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(-45deg); }

.steps { counter-reset: s; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }
.steps .card::before { counter-increment: s; content: counter(s); display: grid; place-items: center;
  width: 30px; height: 30px; border-radius: 50%; background: var(--accent); color: var(--accent-fg);
  font-weight: 700; margin-bottom: 12px; }

/* pricing */
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 900px) { .plans { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .plans { grid-template-columns: 1fr; } }
.plan { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px;
  display: flex; flex-direction: column; }
.plan.best { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.plan h3 { margin: 0; font-size: 16px; }
.price { font-size: 32px; font-weight: 700; margin: 8px 0 2px; letter-spacing: -.01em; }
.price small { font-size: 15px; font-weight: 500; color: var(--muted); }
.plan .what { color: var(--muted); font-size: 14px; margin: 0 0 12px; }
.plan ul { padding-left: 18px; margin: 0; font-size: 14px; }
.plan li { margin: 4px 0; }
.included { margin-top: 16px; color: var(--muted); font-size: 14px; }

/* faq */
details { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { color: var(--muted); margin: 10px 0 0; }

/* footer */
footer { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
footer a { color: var(--muted); }
footer .links { display: flex; gap: 18px; flex-wrap: wrap; }
.tm { flex-basis: 100%; font-size: 13px; }

/* legal pages */
.legal { max-width: 760px; padding: 48px 20px 64px; margin: 0 auto; }
.legal h1 { font-size: 34px; }
.legal h2 { font-size: 21px; margin: 32px 0 8px; }
.legal p, .legal li { color: var(--fg); }
.legal .updated { color: var(--muted); }