:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #f9fbff;
  --text: #1f2a37;
  --muted: #5b6474;
  --primary: #4f46e5;
  --primary-dark: #3b35b6;
  --accent: #0ea5a4;
  --border: #e5eaf3;
  --shadow: 0 16px 36px rgba(35, 46, 76, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #ffffff 0%, var(--bg) 48%, #eef2ff 100%);
  line-height: 1.55;
}

a {
  color: inherit;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.85);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
}

.brand {
  font-weight: 800;
  font-size: 1.15rem;
  text-decoration: none;
  letter-spacing: 0.01em;
}

.brand span {
  color: var(--primary);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 1.2rem;
  padding: 0;
  margin: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}

.btn {
  display: inline-block;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  padding: 0.8rem 1.3rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(120deg, var(--primary), #7c3aed);
  color: #fff;
  box-shadow: 0 10px 24px rgba(79, 70, 229, 0.28);
}

.btn-primary:hover {
  background: linear-gradient(120deg, var(--primary-dark), #5b21b6);
}

.btn-secondary {
  background: #fff;
  color: var(--primary);
  border-color: var(--border);
}

.hero {
  padding: 5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.kicker {
  color: var(--accent);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.06em;
  font-size: 0.82rem;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 6vw, 3.5rem);
  margin-bottom: 0.9rem;
}

.lead {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 58ch;
}

.actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 1.4rem;
}

.panel {
  background: var(--surface);
  border-radius: 20px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  padding: 1.4rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.stat {
  background: var(--surface-soft);
  border-radius: 14px;
  padding: 0.9rem;
}

.stat strong {
  display: block;
  font-size: 1.3rem;
}

.section {
  padding: 2.5rem 0;
}

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

.card {
  background: var(--surface);
  border-radius: 16px;
  padding: 1.2rem;
  border: 1px solid var(--border);
}

.price {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
}

.footer {
  margin-top: 3rem;
  border-top: 1px solid var(--border);
  padding: 1.3rem 0 2.4rem;
  color: var(--muted);
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.6rem;
}

@media (max-width: 820px) {
  .nav {
    flex-direction: column;
    justify-content: center;
    padding: 0.8rem 0;
    gap: 0.7rem;
  }

  .hero-grid {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: 1fr;
  }
}