:root {
  --base: #f3f5f9;
  --surface: #ffffff;
  --ink: #0f172a;
  --muted: #475569;
  --accent: #c8922e;
  --accent-dark: #8a641f;
  --border: #e2e8f0;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--base);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  line-height: 1.5;
}

main {
  width: 100%;
}

section {
  padding: 2.5rem 1rem;
}

section > div,
section > article,
footer > div {
  max-width: 72rem;
  margin: 0 auto;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  line-height: 1.2;
}

h2 {
  font-size: clamp(1.35rem, 3vw, 2rem);
}

a {
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

main > section:first-of-type img {
  width: 100%;
  height: 16rem;
  object-fit: cover;
  border-radius: 1.5rem;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
}

@media (min-width: 640px) {
  main > section:first-of-type img {
    height: 20rem;
  }
}

@media (min-width: 768px) {
  main > section:first-of-type img {
    height: 30rem;
  }
}

#uslugi {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

#uslugi .grid {
  display: grid;
  gap: 1rem;
}

#uslugi article {
  border: 1px solid var(--border);
  border-radius: 1.25rem;
  padding: 1.25rem;
  background: var(--base);
}

#uslugi h3 {
  color: var(--accent-dark);
}

ul {
  padding: 0;
}

li {
  list-style: none;
  border-bottom: 1px dashed #cbd5e1;
  padding: 0.45rem 0;
}

li:last-child {
  border-bottom: 0;
}

footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 1.5rem 1rem;
  color: var(--muted);
}

@media (min-width: 768px) {
  #uslugi .grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}