* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: Inter, Arial, sans-serif;
  background: #f4f8ff;
  color: #142844;
  line-height: 1.7;
}
a {
  text-decoration: none;
  color: inherit;
}
.container {
  width: min(1180px, 92%);
  margin: auto;
}
.site-header {
  background: #04152f;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: sticky;
  top: 0;
  z-index: 10;
}
.nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-size: 25px;
  font-weight: 800;
  color: #fff;
}
.brand span {
  color: #55b7ff;
}
.back-link {
  color: #b8d9ff;
  font-size: 14px;
}
.back-link:hover {
  color: #fff;
}
.blog-hero {
  padding: 100px 0 90px;
  background:
    radial-gradient(
      circle at 80% 20%,
      rgba(82, 184, 255, 0.2),
      transparent 25%
    ),
    linear-gradient(135deg, #031023, #092d59 65%, #0b4da4);
  color: #fff;
}
.eyebrow {
  color: #62c8ff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
}
.blog-hero h1 {
  font-size: clamp(42px, 6vw, 70px);
  line-height: 1.05;
  margin: 16px 0;
}
.blog-hero h1 span {
  color: #63c9ff;
}
.blog-hero p {
  max-width: 720px;
  color: #b8cbe1;
  font-size: 18px;
}
.blog-main {
  padding: 75px 0 110px;
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.blog-card {
  background: #fff;
  border: 1px solid #dbe7f5;
  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 18px 45px rgba(9, 39, 76, 0.08);
  transition: 0.25s;
}
.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 25px 55px rgba(9, 39, 76, 0.13);
}
.blog-image {
  height: 220px;
  background: linear-gradient(135deg, #0a2d55, #1769ff);
  overflow: hidden;
}
.blog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.blog-body {
  padding: 25px;
}
.meta {
  font-size: 12px;
  color: #1769ff;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.blog-body h2 {
  font-size: 23px;
  line-height: 1.25;
  margin: 10px 0;
  color: #102b4c;
}
.blog-body p {
  color: #6d7f96;
  font-size: 15px;
  margin-bottom: 20px;
}
.read-more {
  display: inline-flex;
  padding: 10px 16px;
  border-radius: 10px;
  background: #1769ff;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
}
.loading,
.empty {
  padding: 45px;
  text-align: center;
  color: #71839b;
  grid-column: 1/-1;
}
.post-page {
  padding: 70px 0 110px;
}
.post {
  max-width: 900px;
  margin: auto;
  background: #fff;
  padding: 45px;
  border-radius: 24px;
  border: 1px solid #dbe7f5;
  box-shadow: 0 20px 60px rgba(9, 39, 76, 0.08);
}
.post .meta {
  margin-bottom: 12px;
}
.post h1 {
  font-size: clamp(38px, 5vw, 60px);
  line-height: 1.08;
  color: #0c2341;
  margin-bottom: 15px;
}
.post .post-desc {
  font-size: 19px;
  color: #637791;
  margin-bottom: 28px;
}
.post-image {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: 18px;
  margin: 25px 0 35px;
}
.post-content {
  color: #314965;
  font-size: 17px;
}
.post-content p {
  margin: 0 0 18px;
}
.post-content h2 {
  margin: 32px 0 14px;
  color: #102b4c;
}
@media (max-width: 900px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .blog-grid {
    grid-template-columns: 1fr;
  }
  .blog-hero {
    padding: 75px 0;
  }
  .post {
    padding: 28px;
  }
  .nav {
    height: 68px;
  }
}