/* ==============================================
   ご利用ガイド (guide.html) ページ専用スタイル
   ============================================== */

/* ─── ページヘッダー ─────────────────────────── */

.guide-header {
  padding: 44px 127px 32px;
  background: #fff;
}

.guide-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #4a4a4a;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.guide-breadcrumb a {
  color: #4a4a4a;
  text-decoration: none;
  transition: color 0.15s;
}

.guide-breadcrumb a:hover { color: #000; text-decoration: underline; }

.guide-breadcrumb img { opacity: 0.5; }

.guide-title {
  font-size: 48px;
  font-weight: 500;
  color: #000;
  line-height: 1.1;
  letter-spacing: 0.5px;
}

/* ─── タブナビゲーション ─────────────────────── */

.guide-tab-nav {
  padding: 0 127px 32px;
  background: #fff;
}

.guide-tab-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.guide-tab-col {}

.guide-tab-header {
  background: #e2e2e2;
  color: #444;
  font-size: 18px;
  font-weight: 500;
  text-align: center;
  padding: 10px 16px;
  letter-spacing: 1.5px;
  line-height: 1.5;
}

.guide-tab-links {
  background: #f7f7f7;
  padding: 10px 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
      height: calc(100% - 47px);
}

.guide-tab-link {
  display: inline-block;
  font-size: 18px;
  font-weight: 500;
  color: #474747;
  text-decoration: underline;
  text-decoration-color: #474747;
  letter-spacing: 2px;
  line-height: 2.5;
  transition: color 0.15s;
  white-space: nowrap;
}

.guide-tab-link:hover {
  color: #000;
  text-decoration-color: #000;
}

/* ─── コンテンツエリア ────────────────────────── */

.guide-content {
  padding: 0 127px 72px;
  background: #fff;
}

/* セクション */
.guide-section {
  margin-bottom: 40px;
}

.guide-section-heading {
  background: #000;
  color: #fff;
  font-size: 18px;
  font-weight: 500;
  padding: 15px 16px;
  letter-spacing: 1.5px;
  line-height: 1.5;
  margin-bottom: 0;
}

/* サブセクション */
.guide-sub-section {
  margin-top: 0;
}

.guide-sub-heading {
  background: #e2e2e2;
  color: #000;
  font-size: 18px;
  font-weight: 500;
  padding: 10px 16px;
  letter-spacing: 1.5px;
  line-height: 1.5;
  border-top: 1px solid #d0d0d0;
}

.guide-text {
  padding: 16px 0 20px;
  font-size: 14px;
  font-weight: 400;
  color: #000;
  letter-spacing: 1.5px;
  line-height: 2.27;
}

.guide-text p {
  margin-bottom: 0;
}

/* ナビゲーション アクティブ */
.nav-active {
  font-weight: 700 !important;
  border-bottom: 2px solid #000;
  padding-bottom: 2px;
}

/* ─── レスポンシブ ─────────────────────────────── */

@media (max-width: 1200px) {
  .guide-header,
  .guide-tab-nav,
  .guide-content {
    padding-left: 48px;
    padding-right: 48px;
  }
}

@media (max-width: 768px) {
  .guide-header,
  .guide-tab-nav,
  .guide-content {
    padding-left: 20px;
    padding-right: 20px;
  }

  .guide-title { font-size: 36px; }

  .guide-tab-inner {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .guide-tab-link {
    font-size: 15px;
    letter-spacing: 1px;
    line-height: 2;
  }

  .guide-tab-header { font-size: 16px; }
  .guide-sub-heading { font-size: 16px; }
  .guide-section-heading { font-size: 16px; }

  .guide-text {
    font-size: 13px;
    letter-spacing: 0.8px;
    line-height: 2;
  }
}

@media (max-width: 480px) {
  .guide-header { padding-top: 28px; }
  .guide-title { font-size: 28px; }
}