:root {
  --bg: #f7f9fc;
  --surface: #ffffff;
  --text: #1f2a37;
  --muted: #5b6572;
  --accent: #1e6bd9;
  --accent-strong: #1450a4;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.45;
}

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

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

header {
  background: #fff;
  border-bottom: 1px solid #e3e7ee;
  position: sticky;
  top: 0;
  z-index: 10;
}

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

.logo {
  color: var(--accent);
  font-size: 1.4rem;
  font-weight: 700;
  text-decoration: none;
}

nav a {
  margin-left: 16px;
  color: #1b2430;
  text-decoration: none;
  font-weight: 600;
}

nav a:hover {
  color: var(--accent);
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
  min-height: calc(100vh - 80px);
  background: linear-gradient(140deg, #eef3fb, #dce9ff);
  padding: 24px 0;
}

.hero-inner {
  padding: 28px 0;
}

.hero h1 {
  font-size: clamp(2rem, 3.6vw, 3rem);
  margin: 0 0 14px;
}

.hero p {
  color: var(--muted);
  font-size: 1.1rem;
}

.section {
  padding: 56px 0;
}

.section h2 {
  margin-top: 0;
  font-size: 2rem;
}

.muted {
  background: #eef2fa;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(180px, 1fr));
  gap: 18px;
}

.card, .product {
  background: var(--surface);
  border: 1px solid #dde4ef;
  border-radius: 14px;
  overflow: hidden;
  padding: 16px;
}

.card h3, .product h3 {
  margin: 12px 0 8px;
}

.card p, .product p {
  color: var(--muted);
}

.link {
  color: var(--accent);
  text-decoration: none;
  display: inline-block;
  margin-top: 10px;
}

.products {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 16px;
}

.product .price {
  font-size: 1.2rem;
  color: var(--accent-strong);
  font-weight: 700;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.steps {
  padding-left: 18px;
  color: var(--muted);
}

.lead-form {
  background: #fff;
  border-radius: 12px;
  border: 1px solid #dce3ef;
  padding: 18px;
  max-width: 560px;
}

.lead-form label {
  display: block;
  margin: 10px 0 6px;
  font-weight: 700;
}

input, textarea {
  width: 100%;
  border: 1px solid #ccd5e4;
  border-radius: 8px;
  padding: 11px 12px;
  font-size: 1rem;
}

textarea {
  resize: vertical;
}

.btn {
  display: inline-block;
  margin-top: 14px;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 10px;
  padding: 11px 18px;
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
}

.btn-soft {
  background: #1f6ecb;
}

footer {
  background: #18202b;
  color: #e9edf2;
  padding: 22px 0;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-bottom: 10px;
}

.footer-links a {
  color: #dce5f5;
  text-decoration: none;
}

.cookie-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 14px 16px;
  background: #19273a;
  color: #eef3fc;
  display: none;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  z-index: 20;
}

.cookie-banner.show {
  display: flex;
}

@media (max-width: 900px) {
  .hero,
  .two-col,
  .grid,
  .products {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 0;
  }

  nav a {
    margin: 0 12px 0 0;
  }
}