/* =========================================================
   PARTNER SERIES SECTION（スコープ限定・ハイフン1本仕様）
========================================================= */

.partner-series {
  background-color: var(--color-bg-alt);
  padding: 8rem 2rem;
  text-align: center;
}

/* ===== コンテナ ===== */
.partner-series .partner-inner {
  max-width: 1200px;
  margin: 0 auto;
}

/* ===== 見出しエリア ===== */
.partner-series .partner-header {
  margin-bottom: 4rem;
}

.partner-series .partner-title {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--color-primary-hover);
  margin-bottom: 1.5rem;
}

.partner-series .partner-lead {
  font-size: 1rem;
  color: var(--color-text);
  line-height: 1.8;
}

/* ===== グリッドレイアウト ===== */
.partner-series .partner-series-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 3rem;
}

/* ===== 各カード ===== */
.partner-series .partner-series-card {
  background-color: var(--color-white);
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.06);
  padding: 3rem 2rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.partner-series .partner-series-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

/* ===== サブタイトル（小説明） ===== */
.partner-series .partner-series-desc {
  font-size: 0.9rem;
  color: var(--color-secondary);
  font-weight: 600;
  margin-bottom: 0.8rem;
}

/* ===== サービス名 ===== */
.partner-series .partner-series-name {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-primary-hover);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

/* ===== 画像 ===== */
.partner-series .partner-series-image {
  margin: 1.5rem 0;
}

.partner-series .partner-series-image img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

/* ===== テキスト説明 ===== */
.partner-series .partner-series-text {
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 1.8rem;
  text-align: left; /* ← これを追加 */
}

/* ===== タグエリア ===== */
.partner-series .partner-series-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.partner-series .partner-tag {
  display: inline-block;
  background-color: var(--color-bg-alt);
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  font-size: 1rem;
  font-weight: 600;
  border-radius: 6px;
  padding: 0.2rem 0.6rem;
  transition: all 0.25s ease;
}

.partner-series .partner-tag:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ===== レスポンシブ ===== */
@media (max-width: 1024px) {
  .partner-series {
    padding: 6rem 2rem;
  }

  .partner-series .partner-title {
    font-size: 2rem;
  }

  .partner-series .partner-lead {
    font-size: 1.4rem;
  }
}

@media (max-width: 767px) {
  .partner-series {
    padding: 5rem 1.5rem;
  }

  .partner-series .partner-series-grid {
    gap: 2.4rem;
  }

  .partner-series .partner-series-card {
    padding: 2rem 1.5rem;
  }

  .partner-series .partner-series-name {
    font-size: 1.6rem;
  }

  .partner-series .partner-series-text {
    font-size: 1.3rem;
  }

  .partner-series .partner-tag {
    font-size: 1.1rem;
    padding: 0.3rem 1rem;
  }
}