@charset "UTF-8";
/* ==========================================
   共通広告エリア (2026.08.13作成)
========================================== */
.ad-container {
  width: 100%;
  max-width: 860px; /* 記事コンテンツ全体の最大幅に合わせる */
  margin: 50px auto;
  box-sizing: border-box;
  clear: both;
}

.ad-wrapper {
  display: flex;
  justify-content: center;
  gap: 20px;
  width: 100%;
  box-sizing: border-box;
}

.ad-box {
  flex: 1 1 0%;
  width: 100%;
  min-width: 0;
  background-color: #ffffff;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(234, 240, 236, 0.8);
  box-shadow: 0 4px 15px rgba(168, 184, 172, 0.1);
  box-sizing: border-box;
}

.ad-label {
  display: block;
  font-size: 0.65rem;
  color: #a0b0a5;
  letter-spacing: 0.08em;
  padding: 8px 12px 6px 12px;
  background-color: #fafbfb;
  text-align: left;
}

.ad-banner-link {
  display: block;
  width: 100%;
  text-decoration: none;
  transition: opacity 0.3s ease;
}

.ad-banner-link:hover {
  opacity: 0.85;
}

.ad-box img,
.ad-banner-link img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* スマホ対応（768px以下で縦並び化） */
@media (max-width: 768px) {
  .ad-container {
    margin: 30px auto;
  }

  .ad-wrapper {
    flex-direction: column;
    gap: 16px;
  }
}

/* ==========================================
   共通広告エリア (小サイズ)
========================================== */
.ad-container2 {
  width: 100%;
  max-width: 320px;
  margin: 30px auto;
  box-sizing: border-box;
  clear: both;
}

/* 2列並べたい場合（複数配置用） */
.ad-wrapper2 {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  box-sizing: border-box;
}

.ad-box2 {
  flex: 1 1 0%;
  width: 100%;
  min-width: 0;
  background-color: #ffffff;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(234, 240, 236, 0.8);
  box-shadow: 0 2px 8px rgba(168, 184, 172, 0.1);
  box-sizing: border-box;
  text-align: center;
}

.ad-label2 {
  display: block;
  font-size: 0.6rem;
  color: #a0b0a5;
  letter-spacing: 0.05em;
  padding: 4px 8px;
  background-color: #fafbfb;
  text-align: left;
}

/* A8.netのタグ出力（img, iframe, a）への適応 */
.ad-box2 a {
  display: inline-block;
  max-width: 100%;
  text-decoration: none;
  transition: opacity 0.3s ease;
}

.ad-box2 a:hover {
  opacity: 0.85;
}

.ad-box2 img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

/* スマホ対応（複数並べる場合縦並び） */
@media (max-width: 480px) {
  .ad-wrapper2 {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }
}