:root {
  --ink: #1c2733;
  --muted: #5d6b7a;
  --line: #e3e8ee;
  --bg: #ffffff;
  --soft: #f5f8fb;
  --brand: #1f7a63;
  --brand-dark: #145745;
  --radius: 10px;
  --wrap: 1080px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  font-size: 17px;
}

a { color: var(--brand-dark); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

header.site {
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 5;
}

header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 700; }
.brand img { width: 32px; height: 32px; }

nav.main a {
  text-decoration: none;
  color: var(--muted);
  margin-left: 18px;
  font-size: 15px;
}
nav.main a:hover, nav.main a[aria-current="page"] { color: var(--brand-dark); }

.btn {
  display: inline-block;
  background: var(--brand);
  color: #fff;
  padding: 11px 20px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
}
.btn:hover { background: var(--brand-dark); }
.btn.ghost { background: transparent; color: var(--brand-dark); border: 1px solid var(--line); }

.hero { background: var(--soft); border-bottom: 1px solid var(--line); padding: 56px 0; }
.hero .grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: center; }
.hero h1 { font-size: 38px; line-height: 1.2; margin: 0 0 14px; }
.hero p.lead { font-size: 19px; color: var(--muted); margin: 0 0 24px; }
.hero img { width: 100%; height: auto; border-radius: var(--radius); }

section { padding: 52px 0; }
section.alt { background: var(--soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2 { font-size: 27px; margin: 0 0 8px; }
h3 { font-size: 19px; margin: 0 0 6px; }
p.sub { color: var(--muted); margin: 0 0 28px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  background: #fff;
}
.card img { width: 44px; height: 44px; margin-bottom: 12px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }

.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery img { width: 100%; height: auto; border-radius: var(--radius); border: 1px solid var(--line); }

table.prices { width: 100%; border-collapse: collapse; font-size: 16px; }
table.prices th, table.prices td { text-align: left; padding: 13px 12px; border-bottom: 1px solid var(--line); }
table.prices th { color: var(--muted); font-weight: 600; font-size: 14px; text-transform: uppercase; letter-spacing: .04em; }
table.prices td.num { text-align: right; white-space: nowrap; }

dl.faq dt { font-weight: 650; margin-top: 18px; }
dl.faq dd { margin: 6px 0 0; color: var(--muted); }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; }

footer.site {
  border-top: 1px solid var(--line);
  padding: 32px 0;
  color: var(--muted);
  font-size: 14px;
  background: var(--soft);
}
footer.site .cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
footer.site a { color: var(--muted); }

@media (max-width: 820px) {
  .hero .grid, .cards, .gallery, .split, footer.site .cols { grid-template-columns: 1fr; }
  .hero h1 { font-size: 30px; }
  nav.main a { margin-left: 0; margin-right: 16px; }
}