:root {
  --blue: #1746A2;
  --yellow: #FFC700;
  --text: #1b1b1b;
  --muted: #5f6670;
  --border: #e6e8ec;
  --bg: #ffffff;
  --max: 1100px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

a {
  color: var(--blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.container {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 0 20px;
}

.header {
  border-bottom: 1px solid var(--border);
  background: #fff;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 20px;
}

.logo {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.2px;
}

.nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav a {
  font-weight: 600;
}

.hero {
  padding: 42px 0 20px;
}

.hero h1 {
  font-size: 32px;
  line-height: 1.2;
  margin: 0 0 12px;
}

.section {
  padding: 26px 0;
}

.section h2 {
  font-size: 24px;
  margin: 0 0 14px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  background: #fff;
}

.icon-badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--yellow);
  color: #1f1f1f;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}

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

.steps .card {
  border-left: 4px solid var(--blue);
}

.article-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.cta-banner {
  background: #f6f8ff;
  border: 1px solid #d9e3ff;
  border-radius: 14px;
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.cta-banner strong {
  color: var(--blue);
}

.button {
  display: inline-block;
  background: var(--blue);
  color: #fff;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 600;
}

.footer {
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding: 24px 0 32px;
  font-size: 15px;
  color: var(--muted);
}

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

.breadcrumbs {
  font-size: 14px;
  color: var(--muted);
  margin: 16px 0 6px;
}

.article {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  background: #fff;
}

.article h2 {
  margin-top: 24px;
}

.article table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 16px;
}

.article th,
.article td {
  border: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
}

.cta {
  margin-top: 24px;
  padding: 18px;
  border-radius: 12px;
  background: #fff8d8;
  border: 1px solid #f0dfa0;
}

.cta a {
  display: inline-block;
  margin-top: 8px;
  font-weight: 600;
  color: var(--blue);
}

@media (max-width: 960px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .article-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero h1 {
    font-size: 26px;
  }

  .section h2 {
    font-size: 21px;
  }

  .grid-4 {
    grid-template-columns: 1fr;
  }
}