* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1e242b;
  --muted: #5a6673;
  --line: #dde2e7;
  --accent: #2f5d7b;
  --accent-soft: #e4eef6;
}

body {
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
  border-radius: 16px;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.brand {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a {
  padding: 6px 10px;
  border-radius: 999px;
}

.nav-links a:hover,
.nav-links a:focus {
  background: var(--accent-soft);
  color: var(--accent);
}

main {
  padding: 48px 0 80px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 28px;
  align-items: center;
  background: var(--surface);
  padding: 32px;
  border-radius: 24px;
  border: 1px solid var(--line);
}

.hero h1 {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: 16px;
}

.hero p {
  color: var(--muted);
  margin-bottom: 20px;
}

.hero .cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.95rem;
}

.section {
  margin-top: 52px;
}

.section-title {
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.muted {
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 20px;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 22px;
  border-radius: 18px;
}

.card h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}

.contact-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 26px;
  display: grid;
  gap: 18px;
}

.contact-list {
  display: grid;
  gap: 8px;
  font-size: 0.98rem;
}

form {
  display: grid;
  gap: 12px;
}

input,
textarea {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  font: inherit;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

button {
  border: none;
  background: var(--accent);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: 12px;
  font-size: 0.95rem;
  cursor: pointer;
}

footer {
  padding: 26px 0 40px;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 12px;
}

@media (max-width: 700px) {
  .nav {
    flex-direction: column;
    gap: 12px;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero {
    padding: 24px;
  }
}