* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Open Sans", sans-serif;
  background: #f2f5f9;
  color: #0f172a;
}

.page-shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 34px 22px 52px;
}

.hero {
  background: linear-gradient(135deg, #0b2a5b, #123e79);
  color: #ffffff;
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 16px 30px rgba(10, 31, 64, 0.2);
}

.hero h1 {
  margin: 0;
  font-size: 36px;
  line-height: 1.2;
}

.hero p {
  margin: 12px 0 0;
  max-width: 100%;
  font-size: 17px;
  line-height: 1.65;
  color: #dbeafe;
}

.hero p a {
  color: #fff3a3;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hero p a:visited {
  color: #ffe08a;
}

.hero p a:hover {
  color: #ffffff;
}

.hero-actions {
  margin-top: 16px;
  display: flex;
  justify-content: center;
}

.btn-download {
  background: #ffffff;
  color: #0f3c74;
  gap: 8px;
  border: 1px solid #dbeafe;
}

.btn-download:hover {
  background: #eaf3ff;
}

.section-block {
  margin-top: 30px;
  background: #ffffff;
  border: 1px solid #d6e1ec;
  border-radius: 16px;
  padding: 22px;
  box-shadow: 0 10px 24px rgba(12, 35, 64, 0.08);
}

.section-header {
  margin-bottom: 14px;
}

.section-header h2 {
  margin: 0;
  font-size: 28px;
  color: #0b3a69;
}

.section-header p {
  margin: 6px 0 0;
  font-size: 17px;
  color: #4b5563;
  line-height: 1.65;
}

.figure-wrap {
  margin-top: 14px;
  border: 1px solid #cad5e1;
  border-radius: 12px;
  overflow: hidden;
  background: #f8fafc;
}

.figure-wrap img {
  width: 100%;
  display: block;
  height: auto;
}

.points-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(280px, 1fr));
  gap: 14px;
}

.point-card {
  border: 1px solid #d6e1ec;
  border-radius: 12px;
  padding: 14px;
  background: #f8fbff;
}

.point-card h3 {
  margin: 0 0 8px;
  font-size: 20px;
  color: #0f4a84;
}

.point-card p {
  margin: 0;
  font-size: 16px;
  line-height: 1.65;
  color: #374151;
}

.footer-links {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.btn-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 10px 15px;
  text-decoration: none;
  font-weight: 700;
}

.btn-main {
  background: #0f66bc;
  color: #ffffff;
}

.btn-ghost {
  border: 1px solid #0f66bc;
  color: #0f66bc;
  background: #ffffff;
}

@media (max-width: 900px) {
  .hero h1 {
    font-size: 30px;
  }

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

@media (max-width: 560px) {
  .page-shell {
    padding: 24px 14px 40px;
  }

  .hero {
    padding: 22px;
  }

  .hero h1 {
    font-size: 25px;
  }
}