/* =========================================================
   新潟県入札情報ウォッチャー - ブログ用スタイル
   ========================================================= */

.blog-hero {
  background: var(--grad-header);
  color: var(--white);
  padding: 64px 0 48px;
  text-align: center;
}

.blog-hero h1 {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
}

.blog-hero p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
}

.blog-breadcrumb {
  padding: 20px 0 0;
  font-size: 14px;
  color: var(--text-sub);
}

.blog-breadcrumb a {
  color: var(--blue);
  font-weight: 600;
}

.blog-list {
  padding: 48px 0 80px;
}

.blog-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.blog-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
}

.blog-card .blog-card-tag {
  display: inline-block;
  background: var(--bg-soft);
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.blog-card h2 {
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
  color: var(--text-main);
}

.blog-card p {
  font-size: 14px;
  color: var(--text-sub);
}

.article {
  padding: 48px 0 40px;
  max-width: 760px;
  margin: 0 auto;
}

.article h1 {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.5;
  margin-bottom: 12px;
  color: var(--text-main);
}

.article .article-meta {
  font-size: 14px;
  color: var(--text-sub);
  margin-bottom: 32px;
}

.article h2 {
  font-size: 21px;
  font-weight: 700;
  margin: 40px 0 16px;
  color: var(--navy);
  border-left: 4px solid var(--blue);
  padding-left: 12px;
}

.article h3 {
  font-size: 17px;
  font-weight: 700;
  margin: 28px 0 12px;
  color: var(--text-main);
}

.article p {
  font-size: 15.5px;
  color: var(--text-main);
  margin-bottom: 18px;
}

.article ul {
  margin: 0 0 20px;
  padding-left: 0;
}

.article ul li {
  position: relative;
  padding-left: 22px;
  margin-bottom: 10px;
  font-size: 15.5px;
}

.article ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
}

.article-note {
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  font-size: 14px;
  color: var(--text-sub);
  margin: 28px 0;
}

.article-cta {
  margin-top: 48px;
  padding: 32px;
  border-radius: var(--radius-md);
  background: var(--grad-header);
  text-align: center;
}

.article-cta p {
  color: var(--white);
  font-weight: 700;
  margin-bottom: 16px;
}

@media (max-width: 600px) {
  .blog-hero h1 { font-size: 24px; }
  .article h1 { font-size: 22px; }
}