.blog-page {
  min-height: 100vh;
  padding: 58px 7% 70px;
  background:
    linear-gradient(rgba(255,255,255,0.92), rgba(255,255,255,0.98)),
    url("/png/miraiNihongo.jpg");
  background-size: cover;
  background-position: center;
}

.blog-hero h1 {
  margin: 0;
  color: #0f1b7a;
  font-size: 42px;
  font-weight: 900;
}

.blog-hero p {
  margin: 16px 0 50px;
  color: #64748b;
  font-weight: 600;
}

.blog-section-title {
  color: #0f1b7a;
  font-size: 22px;
  margin: 34px 0 20px;
}

.blog-category-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px;
  margin-bottom: 42px;
}

.blog-category-grid a {
  background: rgba(255,255,255,0.96);
  border: 1px solid #dbeafe;
  border-radius: 10px;
  padding: 16px;
  text-align: center;
  text-decoration: none;
  color: #0f274a;
  font-weight: 800;
}

.blog-category-grid a.active,
.blog-category-grid a:hover {
  background: #eff6ff;
  color: #2563eb;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 22px;
}

.blog-card {
  background: #fff;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  overflow: hidden;
  text-decoration: none;
  color: #0f274a;
  box-shadow: 0 10px 24px rgba(15,23,42,0.06);
}

.blog-card:hover {
  transform: translateY(-3px);
}

.blog-card img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  background: #e5e7eb;
}

.blog-card-body {
  padding: 18px;
}

.blog-badge {
  display: inline-block;
  background: #dbeafe;
  color: #2563eb;
  padding: 5px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 800;
}

.blog-card h3 {
  margin: 14px 0 10px;
  font-size: 16px;
  line-height: 1.5;
}

.blog-card p {
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
}

.blog-meta {
  display: flex;
  justify-content: space-between;
  color: #64748b;
  font-size: 12px;
  margin-top: 16px;
}

.active-menu {
  color: #0f1b7a !important;
}