@charset "UTF-8";

/* Kajisoto Lab article shared chrome */
.column-site-header {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 42px;
  border-bottom: 1px solid #dde7e3;
  background: #ffffff;
}
.column-site-logo { display: block; width: 190px; flex: 0 0 auto; }
.column-site-logo img { width: 100%; height: auto; }
.column-site-nav { display: flex; align-items: center; gap: 8px; }
.column-site-nav a {
  padding: 8px 12px;
  border-radius: 999px;
  color: #637381;
  font-size: 13px;
  font-weight: 700;
}
.column-site-nav a:hover { background: #e8f3f0; color: #1f6b5c; }
.column-hero { min-height: 300px; background: #e8f3f0; }
.column-hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 1;
}
.column-hero-overlay {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: 42px 24px;
  text-align: center;
}
.column-site-footer {
  margin-top: 48px;
  padding: 36px 24px 30px;
  border-top: 1px solid #dde7e3;
  background: #f8f6f1;
  text-align: center;
  color: #637381;
}
.column-footer-logo {
  display: inline-block;
  width: min(220px, 68vw);
  margin-bottom: 8px;
}
.column-footer-logo img {
  display: block;
  width: 100%;
  height: auto;
}
.column-footer-copy {
  margin: 0 0 20px;
  color: #4b5555;
  font-size: 13px;
  font-weight: 700;
}
.column-footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(130px, 1fr));
  gap: 10px;
  width: min(620px, 100%);
  margin: 0 auto 18px;
}
.column-footer-links a {
  display: grid;
  justify-items: center;
  gap: 6px;
  padding: 12px 8px 10px;
  border: 1px solid #dde7e3;
  border-radius: 8px;
  background: #fff;
  color: #1f2933;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.35;
}
.column-footer-links img {
  width: 58px;
  height: 58px;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.column-footer-links .column-footer-text-link {
  min-height: 48px;
  align-content: center;
  padding: 10px 12px;
  color: #526061;
  font-size: 12px;
}
.column-footer-note {
  margin: 0 0 8px;
  color: #2f7d6e;
  font-size: 14px;
  font-weight: 800;
}
.column-footer-copyright {
  margin: 0;
  color: #637381;
  font-size: 12px;
}
.column-figure {
  margin: 24px 0 30px;
}
.column-figure img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(31, 41, 51, .08);
}
.column-author-box {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin: 22px 0 30px;
  padding: 18px 20px;
  border: 1px solid #dde7e3;
  border-radius: 8px;
  background: #fff;
}
.column-author-avatar {
  display: grid;
  width: 58px;
  height: 58px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: #e8f3f0;
  color: #2f7d6e;
  font-size: 22px;
  font-weight: 900;
}
.column-author-body {
  min-width: 0;
}
.column-author-label {
  margin: 0 0 4px;
  color: #637381;
  font-size: 12px;
  font-weight: 800;
}
.column-author-name {
  margin: 0 0 8px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #1f2933;
  font-size: 18px;
  line-height: 1.45;
}
.column-author-name::before {
  content: none;
}
.column-author-text {
  margin: 0;
  color: #333;
  font-size: 14px;
  line-height: 1.85;
}
.column-divider {
  margin: 34px 0;
  border: 0;
  border-top: 1px solid #dde7e3;
}
.column-checklist-box li {
  display: flex;
  gap: 9px;
  align-items: flex-start;
}
.column-checklist-box li::before {
  content: none !important;
}
.column-check-mark {
  width: 15px;
  height: 15px;
  margin-top: 6px;
  flex: 0 0 auto;
  border: 1.5px solid #2f7d6e;
  border-radius: 3px;
  background: #fff;
}
@media (max-width: 767px) {
  .column-site-header {
    height: auto;
    display: grid;
    justify-items: start;
    padding: 12px 16px 10px;
    gap: 8px;
  }
  .column-site-logo { width: 156px; }
  .column-site-nav {
    width: 100%;
    justify-content: space-between;
    gap: 4px;
    overflow: visible;
  }
  .column-site-nav a { padding: 6px 8px; font-size: 12px; white-space: nowrap; }
  .column-hero { min-height: 220px; }
  .column-hero-overlay { padding: 34px 16px; }
  .column-site-footer {
    margin-top: 34px;
    padding: 30px 16px 24px;
  }
  .column-footer-logo {
    width: min(180px, 72vw);
  }
  .column-footer-copy {
    margin-bottom: 16px;
    font-size: 12px;
  }
  .column-footer-links {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    width: 100%;
    border-top: 1px solid #dde7e3;
    border-left: 1px solid #dde7e3;
    background: #fff;
  }
  .column-footer-links a {
    min-height: 104px;
    padding: 12px 4px 10px;
    border: 0;
    border-right: 1px solid #dde7e3;
    border-bottom: 1px solid #dde7e3;
    border-radius: 0;
    font-size: 12px;
  }
  .column-footer-links img {
    width: clamp(60px, 18vw, 78px);
    height: clamp(60px, 18vw, 78px);
  }
  .column-footer-note {
    font-size: 12px;
    line-height: 1.7;
  }
  .column-figure {
    margin: 18px 0 24px;
  }
  .column-figure img {
    border-radius: 6px;
  }
  .column-author-box {
    gap: 12px;
    margin: 18px 0 24px;
    padding: 16px;
    border-radius: 6px;
  }
  .column-author-avatar {
    width: 48px;
    height: 48px;
    font-size: 18px;
  }
  .column-author-name {
    font-size: 16px;
  }
  .column-author-text {
    font-size: 13px;
    line-height: 1.75;
  }
}



/* Kajisoto Lab column page styles */

:root {
  --teal: #2f7d6e;            /* メインのティールカラー */
  --teal-dark: #1f6b5c;
  --teal-bg: #e8f3f0;         /* 薄ティール(帯/囲みの背景) */
  --teal-line: #c9dfd8;
  --navy: #1f2933;            /* 見出し/強調テキスト */
  --ink: #2e3a46;
  --text: #333;
  --muted: #6b7280;
  --line: #e4e8ec;
  --bg-warm: #f8f6f1;
  --yellow: #fff27a;          /* 本文マーカー用 */
  --orange: #e67e22;          /* アクセント(任意) */
  --serif: "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --mono: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; vertical-align: middle; }

/* ==========================================================================
   Breadcrumb
   ========================================================================== */
.column-breadcrumb {
  padding: 14px 40px;
  font-size: 12px;
  color: var(--muted);
  background: var(--bg-warm);
  max-width: 100%;
}
.column-breadcrumb .column-breadcrumb-separator { margin: 0 8px; color: #c6c2b6; }
.column-breadcrumb a { color: #4a5568; }
.column-breadcrumb .column-breadcrumb-current { color: var(--ink); font-weight: 500; }

/* ==========================================================================
   Article Header (hero と同じ幅で中央配置)
   ========================================================================== */
.column-article-header {
  max-width: 1160px;
  margin: 28px auto 0;
  padding: 0 40px;
}
.column-article-header .column-meta,
.column-article-header h1.column-title,
.column-article-header .column-lead {
  margin-left: 0;
  margin-right: 0;
}
.column-article-header .column-lead {
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 0;
}

/* ==========================================================================
   Main layout
   ========================================================================== */
.column-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  max-width: 1160px;
  margin: 0 auto;
  padding: 28px 40px 64px;
}
.column-article { min-width: 0; }

/* ==========================================================================
   Hero (2カラム合計幅に合わせて中央配置、画像差し替え前提のプレースホルダー)
   ========================================================================== */
.column-hero-wrap {
  max-width: 1160px;
  margin: 24px auto 0;
  padding: 0 40px;
}
.column-hero {
  position: relative;
  width: 100%;
  /*aspect-ratio: 16 / 5;*/
  background: #d9dcdf;
  /*border: 1px dashed #9aa3ac;*/
  border-radius: 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #6b7280;
  overflow: hidden;
}
.column-hero-label {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 3px;
  color: #6b7280;
  margin-bottom: 8px;
}
.column-hero-sub {
  font-size: 12px;
  color: #8a95a0;
}

/* meta (ラベル + 日付) - ヒーロー下 */
.column-meta {
  display: flex; gap: 14px; align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.column-meta .column-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; color: var(--navy); font-weight: 600;
}
.column-meta .column-tag::before {
  content: ""; display: inline-block;
  width: 18px; height: 2px; background: var(--teal);
}
.column-meta .column-date {
  display: inline-flex; align-items: center;
  padding: 3px 14px; font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--line);
  font-family: var(--mono);
  border-radius: 2px;
}
.column-meta .column-read-time {
  font-size: 12px; color: var(--muted);
  font-family: var(--mono);
}

/* Title + Lead */
h1.column-title {
  font-family: var(--sans);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.5;
  margin: 0 0 14px;
  color: var(--ink);
  letter-spacing: 0.2px;
}
.column-lead {
  font-size: 14px;
  color: var(--muted);
  margin: 0 0 24px;
  line-height: 1.85;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

/* ==========================================================================
   Sections (本文)
   ========================================================================== */
section.body-sec { margin-bottom: 48px; scroll-margin-top: 20px; }

.sec-label {
  font-family: var(--mono); font-size: 12px; color: var(--teal);
  font-weight: 700; letter-spacing: 2px; margin-bottom: 10px;
}

/* H2: 参照トンマナ - 薄シアン背景帯 + 左右ティール太ボーダー */
h2.sec-title {
  position: relative;
  font-family: var(--sans);
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin: 0 0 24px;
  padding: 20px 24px;
  background: var(--teal-bg);
  border-left: 5px solid var(--teal);
  border-right: 5px solid var(--teal);
}

.body-sec p {
  font-size: 15px;
  margin: 0 0 18px;
  color: var(--text);
  line-height: 1.9;
}

/* 強調マーカー(黄色アンダーライン) */
.column-marker {
  background: linear-gradient(transparent 60%, var(--yellow) 60%);
  padding: 0 2px;
  font-weight: 500;
}

/* ==========================================================================
   Step cards (参照準拠の白カード+ティール枠)
   ========================================================================== */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 20px; }
.step-card {
  border: 1px solid var(--teal-line);
  border-top: 3px solid var(--teal);
  padding: 20px;
  background: #fff;
  border-radius: 2px;
}
.step-label {
  font-family: var(--mono); font-size: 11px; color: var(--teal);
  font-weight: 700; letter-spacing: 1px; margin-bottom: 8px;
}
.step-title {
  font-size: 15px; font-weight: 700; color: var(--navy);
  margin-bottom: 8px;
}
.step-body { font-size: 13px; color: var(--text); line-height: 1.8; }

/* ==========================================================================
   Compare table (参照トンマナ準拠 - ティールヘッダ + ストライプ)
   ========================================================================== */
.compare-table {
  border: 1px solid var(--teal-line);
  margin-bottom: 24px;
  border-radius: 2px;
  overflow: hidden;
}
.compare-head {
  display: grid; grid-template-columns: 1.2fr 1.6fr 1fr 1.2fr;
  background: var(--teal);
  color: #fff;
  font-size: 13px; font-weight: 700;
}
.compare-head div { padding: 12px 16px; }
.compare-row {
  display: grid; grid-template-columns: 1.2fr 1.6fr 1fr 1.2fr;
  border-top: 1px solid var(--line);
  font-size: 13px;
  background: #fff;
}
.compare-row:nth-child(even) { background: var(--bg-warm); }
.compare-row > div { padding: 14px 16px; color: var(--text); }
.compare-row > div:first-child { color: var(--navy); font-weight: 700; }
.compare-row > div:nth-child(3) { text-align: center; font-weight: 600; color: var(--navy); }
.compare-row > div:last-child { font-family: var(--mono); font-weight: 600; color: var(--navy); }

/* ==========================================================================
   Point box (参照: 薄シアン背景 + 上下ティールライン)
   ========================================================================== */
.point-box {
  display: flex; gap: 14px;
  padding: 22px 26px;
  background: var(--teal-bg);
  border-top: 3px solid var(--teal);
  border-bottom: 3px solid var(--teal);
  margin: 20px 0;
}
.point-icon { font-size: 22px; line-height: 1; flex-shrink: 0; }
.point-title { font-size: 13px; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.point-body { font-size: 14px; color: var(--text); line-height: 1.85; }

/* ==========================================================================
   Option cards (ディーラー vs 鍵屋)
   ========================================================================== */
.options { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.option-card {
  border: 1px solid var(--line);
  padding: 24px;
  background: #fff;
  position: relative;
  border-radius: 2px;
}
.option-card.featured {
  border: 2px solid var(--teal);
  background: var(--teal-bg);
}
.featured-badge {
  position: absolute; top: -12px; left: 20px;
  background: var(--teal); color: #fff;
  font-size: 11px; font-weight: 700;
  padding: 4px 12px;
  border-radius: 2px;
}
.option-name {
  font-family: var(--sans); font-size: 20px; font-weight: 700;
  color: var(--navy); margin-bottom: 4px;
}
.option-tag {
  font-size: 12px; color: var(--teal-dark);
  font-weight: 600; margin-bottom: 16px;
}
.option-row {
  display: flex; padding: 10px 0;
  border-top: 1px solid var(--line);
  font-size: 13px;
}
.option-row .k { width: 84px; color: var(--muted); flex-shrink: 0; }
.option-row .v { color: var(--ink); font-weight: 500; }

/* ==========================================================================
   Cars section (ティール背景に白カード)
   ========================================================================== */
.cars-section {
  background: var(--navy);
  color: #fff;
  padding: 36px 32px;
  margin: 40px 0 48px;
  border-radius: 2px;
}
.cars-section .eyebrow {
  font-family: var(--mono); font-size: 11px; color: var(--teal);
  font-weight: 700; letter-spacing: 3px; margin-bottom: 6px;
}
.cars-section h2 {
  font-family: var(--sans); font-size: 22px; font-weight: 700;
  margin: 0 0 20px;
}
.cars-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.car-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 14px 18px;
  display: flex; align-items: center; justify-content: space-between;
  transition: background 0.15s, border-color 0.15s;
  border-radius: 2px;
}
.car-card:hover {
  background: rgba(27,184,201,0.15);
  border-color: var(--teal);
}
.car-name { font-size: 15px; font-weight: 600; }
.car-type { font-size: 10px; color: #9cb1bd; margin-top: 2px; }
.car-arrow { color: var(--teal); font-size: 18px; }

/* ==========================================================================
   CTA
   ========================================================================== */
.column-cta {
  background: var(--teal-bg);
  border-top: 3px solid var(--teal);
  border-bottom: 3px solid var(--teal);
  padding: 36px 40px;
  margin: 40px 0 48px;
  text-align: center;
}
.column-cta-eyebrow {
  font-family: var(--mono); font-size: 11px; color: var(--teal-dark);
  font-weight: 700; letter-spacing: 3px; margin-bottom: 6px;
}
.column-cta-title {
  font-family: var(--sans); font-size: 22px; font-weight: 700;
  color: var(--navy); margin-bottom: 10px;
}
.column-cta-sub { font-size: 13px; color: var(--text); margin-bottom: 24px; }
.column-cta-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.column-primary-button {
  background: var(--teal); color: #fff;
  padding: 16px 40px;
  font-size: 16px; font-weight: 700;
  display: inline-flex; align-items: center; gap: 10px;
  border-radius: 2px;
}
.column-primary-button:hover { background: var(--teal-dark); }
.btn-secondary {
  background: #fff; color: var(--navy);
  padding: 16px 40px;
  font-size: 14px; font-weight: 600;
  border: 1.5px solid var(--navy);
  display: inline-flex; align-items: center;
  border-radius: 2px;
}

/* ==========================================================================
   FAQ
   ========================================================================== */
.column-faq { margin-top: 40px; }
.column-faq .eyebrow {
  font-family: var(--mono); font-size: 12px; color: var(--teal);
  font-weight: 700; letter-spacing: 2px; margin-bottom: 8px;
}
.column-faq h2 {
  font-family: var(--sans); font-size: 22px; font-weight: 700;
  margin: 0 0 24px; color: var(--navy);
}
.column-faq-item { border-top: 1px solid var(--line); padding: 20px 0; }
.column-faq-item:last-child { border-bottom: 1px solid var(--line); }
.column-faq-question, .column-faq-answer { display: flex; gap: 14px; }
.column-faq-question { margin-bottom: 10px; }
.column-faq-question .column-faq-mark {
  font-family: var(--mono); color: var(--teal);
  font-size: 20px; font-weight: 700; line-height: 1;
  flex-shrink: 0;
}
.column-faq-question .column-faq-text { font-size: 15px; font-weight: 600; color: var(--navy); }
.column-faq-answer .column-faq-mark {
  font-family: var(--mono); color: var(--muted);
  font-size: 20px; font-weight: 700; line-height: 1;
  flex-shrink: 0;
}
.column-faq-answer .column-faq-text { font-size: 14px; color: var(--text); line-height: 1.85; }

/* ==========================================================================
   Sidebar (PC only) - スクロール追従 + アクティブハイライト
   article-header が .column-layout の上に移動したため、目次は自動的に最初のH2に揃う
   ========================================================================== */
.column-sidebar { display: flex; flex-direction: column; gap: 28px; }
.column-sidebar-sticky {
  position: sticky;
  top: 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  /* サイドバー内部が画面高を超えた時に、サイドバー内でスクロール可能にする */
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  /* 見た目を整えるスクロールバー */
  scrollbar-width: thin;
  scrollbar-color: var(--teal-line) transparent;
  /* スクロールバー表示時のコンテンツの詰まりを緩和 */
  padding-right: 6px;
}
.column-sidebar-sticky::-webkit-scrollbar { width: 6px; }
.column-sidebar-sticky::-webkit-scrollbar-track { background: transparent; }
.column-sidebar-sticky::-webkit-scrollbar-thumb { background: var(--teal-line); border-radius: 3px; }
.column-sidebar-sticky::-webkit-scrollbar-thumb:hover { background: var(--teal); }
.column-sidebar-block {
  border-top: 3px solid var(--teal);
  padding-top: 16px;
}
.column-sidebar-eyebrow {
  font-family: var(--mono); font-size: 11px; font-weight: 700;
  color: var(--teal-dark); letter-spacing: 2px; margin-bottom: 14px;
}
.column-sidebar-title {
  font-size: 14px; font-weight: 700; color: var(--navy);
  margin-bottom: 14px;
}

/* サイドバー目次 - アクティブ時左にティールバー + 背景 */
.column-sidebar-toc {
  margin: 0; padding: 0; list-style: none;
  display: flex; flex-direction: column;
  border-left: 1px solid var(--line);
}
.column-sidebar-toc li {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 12.5px;
  padding: 10px 0 10px 14px;
  margin-left: -1px;
  border-left: 3px solid transparent;
  color: var(--muted);
  line-height: 1.55;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.column-sidebar-toc li:hover { color: var(--navy); }
.column-sidebar-toc li.active {
  border-left: 3px solid var(--teal);
  background: var(--teal-bg);
  color: var(--navy);
  font-weight: 700;
}
.column-sidebar-toc li.active a { color: var(--navy); }
.column-sidebar-toc .column-sidebar-number {
  font-family: var(--mono); font-size: 11px;
  color: #b5c2c9; font-weight: 700;
  flex-shrink: 0;
}
.column-sidebar-toc li.active .column-sidebar-number { color: var(--teal); }

/* 検索ボックス */
.search-box {
  display: flex; align-items: center; gap: 8px;
  border: 1px solid var(--line);
  padding: 10px 12px;
  margin-bottom: 14px;
  background: #fff;
  border-radius: 2px;
}
.search-box:focus-within {
  border-color: var(--teal);
  box-shadow: 0 0 0 2px rgba(27,184,201,0.15);
}
.search-box input {
  border: none; outline: none; flex: 1;
  font-family: var(--sans);
  /* iOSのフォーカス時自動ズームを防ぐため 16px 以上 */
  font-size: 16px;
  color: var(--ink);
  background: transparent;
  min-width: 0;
}
.search-box input::placeholder { color: #b5c2c9; font-size: 13px; }

/* 車種リスト - 初期は自然な高さ、展開時は高さ制限+スクロール */
.car-list-wrap {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow-y: auto;
  padding-right: 4px;
  /* 展開時の高さ制限 (約4〜5車種分) */
  transition: max-height 0.3s ease;
}
.car-list-wrap.is-expanded {
  max-height: 280px;
}
.car-list-wrap::-webkit-scrollbar { width: 6px; }
.car-list-wrap::-webkit-scrollbar-track { background: var(--bg-warm); }
.car-list-wrap::-webkit-scrollbar-thumb { background: var(--teal-line); border-radius: 3px; }
.car-list-wrap::-webkit-scrollbar-thumb:hover { background: var(--teal); }

.car-list { display: flex; flex-direction: column; }
.car-list-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 6px;
  border-bottom: 1px solid #eef1f3;
  font-size: 13px;
  transition: background 0.15s;
}
.car-list-item:last-child { border-bottom: none; }
.car-list-item:hover {
  background: var(--teal-bg);
}
.car-list-item:hover .car-list-jp { color: var(--teal-dark); }
.car-list-jp { color: var(--ink); transition: color 0.15s; }
.car-list-en {
  font-family: var(--mono); font-size: 9px; color: #b5c2c9;
  letter-spacing: 0.5px; margin-top: 2px;
}
.car-list-arrow { color: var(--teal); font-size: 14px; }

/* 「もっと見る」ボタン */
.car-list-more {
  display: block;
  width: 100%;
  text-align: center;
  margin-top: 12px;
  font-size: 12px;
  color: var(--navy);
  padding: 10px;
  border: 1px solid var(--teal);
  background: #fff;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--sans);
  transition: background 0.15s, color 0.15s;
}
.car-list-more:hover {
  background: var(--teal);
  color: #fff;
}
/* 展開時(閉じるボタンに変わった状態)のスタイル */
.car-list-more.is-expanded {
  background: var(--teal-bg);
  border-color: var(--teal-line);
  color: var(--navy);
}
.car-list-more.is-expanded:hover {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
}
.car-list-more .arrow { margin-left: 4px; }

/* ==========================================================================
   Sidebar CV (画像差し替え前提のグレープレースホルダー)
   ========================================================================== */
.column-sidebar-cv {
  margin-top: 24px;
}
.column-sidebar-cv-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 5;
  width: 100%;
  background: #d9dcdf;
  /*border: 1px dashed #9aa3ac;*/
  color: #6b7280;
  text-decoration: none;
  cursor: pointer;
  border-radius: 2px;
  transition: background 0.15s;
}
.column-sidebar-cv-link:hover {
  background: #cdd2d6;
}
.column-sidebar-cv-label {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  color: #6b7280;
  margin-bottom: 6px;
}
.column-sidebar-cv-sub {
  font-size: 11px;
  color: #8a95a0;
}

/* 検索結果なし表示 */
.car-list-empty {
  padding: 20px 10px;
  text-align: center;
  font-size: 12px;
  color: var(--muted);
}

/* ==========================================================================
   FAB (Floating Action Button) - SPのみ表示
   ========================================================================== */
.fab,
.fab-close,
.search-sheet { display: none; }

/* ==========================================================================
   Tablet: 768px 〜 960px
   ========================================================================== */
@media (max-width: 960px) {
  .column-layout {
    grid-template-columns: 1fr;
    padding: 28px 28px 56px;
    gap: 40px;
  }
  .column-article-header { padding: 0 28px; }
  .column-sidebar-sticky { position: static; }

  .column-breadcrumb { padding: 12px 24px; }

  h1.column-title { font-size: 24px; }
  .column-hero-wrap {
    padding: 0 28px;
    margin-top: 20px;
  }
  .column-hero {
    aspect-ratio: 16 / 6.5;
  }
  .column-hero-label { font-size: 16px; }

  .cars-section { padding: 30px 24px; }
  .cars-grid { grid-template-columns: repeat(2, 1fr); }

  /* タブレットではサイドバーCVを小さめに */
  .column-sidebar-cv-link { aspect-ratio: 16 / 9; }
}

/* ==========================================================================
   Smartphone: 〜 767px
   ========================================================================== */
@media (max-width: 767px) {

  /* ----- Breadcrumb ----- */
  .column-breadcrumb {
    padding: 10px 16px;
    font-size: 10px;
    overflow-x: auto; white-space: nowrap;
  }
  .column-breadcrumb .column-breadcrumb-separator { margin: 0 6px; }

  /* ----- Main layout ----- */
  .column-layout {
    display: block;
    padding: 0;
    max-width: 100%;
  }
  /* SP: article全体に左右16pxの余白を確保 */
  .column-layout > .column-article {
    padding: 0 16px;
  }
  .column-sidebar {
    display: none;
  }

  /* ----- Hero (SP: プレースホルダーを画面幅に) ----- */
  .column-hero-wrap {
    padding: 0 16px;
    margin-top: 14px;
  }
  .column-hero {
    aspect-ratio: 16 / 9;
  }
  .column-hero-label { font-size: 14px; letter-spacing: 2px; }
  .column-hero-sub { font-size: 10px; }

  /* ----- meta/title/lead: article-header に左右16pxパディング ----- */
  .column-article-header {
    padding: 0 16px;
    margin-top: 20px;
  }
  .column-meta {
    padding: 0;
    margin-bottom: 10px;
    gap: 10px;
  }
  .column-meta .column-tag { font-size: 12px; }
  .column-meta .column-date { font-size: 11px; padding: 2px 10px; }
  .column-read-time { display: none; }

  h1.column-title {
    padding: 0;
    font-size: 20px;
    line-height: 1.5;
    margin-bottom: 10px;
  }
  .column-lead {
    padding: 0 0 20px;
    margin: 0 0 24px;
    font-size: 13px;
  }
  .column-article-header .column-lead {
    padding-bottom: 20px;
    margin-bottom: 0;
  }

  /* ----- Sections ----- */
  section.body-sec {
    padding: 0 16px;
    margin-bottom: 36px;
  }
  .sec-label { font-size: 10px; margin-bottom: 6px; }
  h2.sec-title {
    font-size: 17px;
    padding: 14px 14px;
    margin-bottom: 18px;
    border-left-width: 4px;
    border-right-width: 4px;
  }
  .body-sec p { font-size: 14px; margin-bottom: 14px; line-height: 1.85; }

  /* ----- Step cards (縦並び) ----- */
  .steps { grid-template-columns: 1fr; gap: 10px; margin-top: 14px; }
  .step-card { padding: 14px; }
  .step-label { font-size: 10px; margin-bottom: 4px; }
  .step-title { font-size: 14px; margin-bottom: 4px; }
  .step-body { font-size: 12px; line-height: 1.75; }

  /* ----- Compare table → カード型 ----- */
  .compare-head { display: none; }
  .compare-row {
    display: block;
    padding: 14px 14px;
    font-size: 12px;
  }
  .compare-row > div { padding: 0; text-align: left !important; font-family: var(--sans) !important; }
  .compare-row > div:first-child {
    font-size: 15px; margin-bottom: 8px; font-weight: 700;
    color: var(--navy);
  }
  .compare-row > div:nth-child(2)::before { content: "対応車種: "; color: var(--muted); font-weight: 500; }
  .compare-row > div:nth-child(3)::before { content: "難度: "; color: var(--muted); font-weight: 500; }
  .compare-row > div:last-child::before { content: "費用: "; color: var(--muted); font-weight: 500; }
  .compare-row > div:not(:first-child) {
    font-size: 12px;
    color: var(--text);
    line-height: 1.7;
    padding: 2px 0;
  }
  .compare-row > div:last-child {
    font-weight: 700 !important;
    color: var(--teal-dark);
    font-family: var(--mono) !important;
    font-size: 13px !important;
  }

  /* ----- Point box ----- */
  .point-box { padding: 16px; gap: 10px; }
  .point-icon { font-size: 18px; }
  .point-title { font-size: 12px; }
  .point-body { font-size: 13px; line-height: 1.75; }

  /* ----- Option cards (縦並び) ----- */
  .options { grid-template-columns: 1fr; gap: 20px; }
  .option-card { padding: 20px; }
  .option-name { font-size: 18px; }

  /* ----- Cars section ----- */
  .cars-section {
    padding: 24px 16px;
    margin: 30px 0;
    border-radius: 0;
  }
  .cars-section .eyebrow { font-size: 10px; margin-bottom: 4px; }
  .cars-section h2 { font-size: 18px; margin-bottom: 14px; }
  .cars-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .car-card { padding: 10px 12px; }
  .car-name { font-size: 13px; }
  .car-type { font-size: 10px; }

  /* ----- CTA ----- */
  .column-cta {
    padding: 28px 16px;
    margin: 30px 0;
  }
  .column-cta-eyebrow { font-size: 10px; margin-bottom: 4px; }
  .column-cta-title { font-size: 17px; margin-bottom: 6px; }
  .column-cta-sub { font-size: 11px; margin-bottom: 14px; }
  .column-cta-buttons { flex-direction: column; gap: 8px; }
  .column-primary-button, .btn-secondary {
    display: block;
    padding: 14px;
    width: 100%;
    justify-content: center;
  }
  .column-primary-button { font-size: 15px; }
  .btn-secondary { font-size: 13px; }

  /* ----- FAQ ----- */
  .column-faq {
    padding: 0 16px;
    margin-top: 30px;
  }
  .column-faq .eyebrow { font-size: 10px; }
  .column-faq h2 { font-size: 18px; margin-bottom: 16px; }
  .column-faq-question .column-faq-mark, .column-faq-answer .column-faq-mark { font-size: 18px; }
  .column-faq-question .column-faq-text { font-size: 14px; }
  .column-faq-answer .column-faq-text { font-size: 13px; }

  /* ----- Sidebar: 非表示(FABで代替) ----- */
  aside { display: none; }

  /* ----- FAB (floating action button) ----- */
  .fab {
    display: flex;
    position: fixed; right: 14px; bottom: 80px; z-index: 50;
    width: 72px; height: 72px; border-radius: 50%;
    background: var(--teal);
    color: #fff;
    flex-direction: column; align-items: center; justify-content: center;
    box-shadow: 0 6px 18px rgba(27,184,201,0.45), 0 2px 6px rgba(0,0,0,0.15);
    border: 3px solid #fff;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s;
  }
  .fab:hover { transform: scale(1.05); }
  .fab svg { margin-bottom: 2px; }
  .fab-label { font-size: 9px; font-weight: 700; line-height: 1.15; text-align: center; }
  .fab-close {
    display: flex;
    position: fixed; right: 14px; bottom: 80px; z-index: 51;
    width: 72px; height: 72px; border-radius: 50%;
    background: var(--navy); color: #fff;
    align-items: center; justify-content: center;
    box-shadow: 0 6px 18px rgba(15,27,45,0.3);
    border: 3px solid #fff;
    font-size: 28px; font-weight: 300;
    cursor: pointer;
    opacity: 0; pointer-events: none;
    transition: opacity 0.2s;
  }

  /* ----- Search sheet (SP) ----- */
  .search-sheet {
    display: flex; flex-direction: column;
    position: fixed;
    right: 14px; bottom: 170px; z-index: 50;
    width: calc(100% - 28px); max-width: 340px;
    max-height: 60vh;
    background: #fff;
    border: 1px solid var(--line);
    border-top: 3px solid var(--teal);
    box-shadow: 0 10px 30px rgba(15,27,45,0.2);
    padding: 18px;
    opacity: 0; transform: translateY(10px); pointer-events: none;
    transition: opacity 0.2s, transform 0.2s;
    border-radius: 2px;
  }
  .sheet-head {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 14px;
    flex-shrink: 0;
  }
  .sheet-head-left { display: flex; align-items: center; gap: 8px; }
  .sheet-head .bar { width: 3px; height: 14px; background: var(--teal); }
  .sheet-head .column-title {
    font-family: var(--sans); font-size: 14px; font-weight: 700; color: var(--navy);
  }
  .sheet-close { font-size: 22px; color: var(--muted); line-height: 1; cursor: pointer; }
  .sheet-search {
    display: flex; align-items: center; gap: 8px;
    border: 1px solid var(--line);
    padding: 10px 12px;
    margin-bottom: 14px;
    flex-shrink: 0;
    border-radius: 2px;
  }
  .sheet-search:focus-within { border-color: var(--teal); }
  .sheet-search input {
    border: none; outline: none; flex: 1;
    font-family: var(--sans);
    /* iOSのフォーカス時自動ズームを防ぐため 16px 以上 */
    font-size: 16px;
    color: var(--ink);
    min-width: 0;
    background: transparent;
  }
  .sheet-search input::placeholder { color: #b5c2c9; font-size: 13px; }
  .sheet-list-wrap {
    flex: 1;
    overflow-y: auto;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    min-height: 0;
  }
  .sheet-list-wrap::-webkit-scrollbar { width: 6px; }
  .sheet-list-wrap::-webkit-scrollbar-thumb { background: var(--teal-line); border-radius: 3px; }
  .sheet-list {
    display: flex; flex-direction: column;
  }
  .sheet-list-item {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 6px;
    border-bottom: 1px solid #eef1f3;
    font-size: 13px;
  }
  .sheet-list-item:last-child { border-bottom: none; }
  .sheet-list-item .sheet-jp { color: var(--ink); }
  .sheet-list-item .sheet-en {
    font-family: var(--mono); font-size: 9px; color: #b5c2c9;
    letter-spacing: 0.5px; margin-top: 2px;
  }
  .sheet-list-item .sheet-arrow { color: var(--teal); font-size: 14px; }
  .sheet-list-more {
    display: block;
    width: 100%;
    margin-top: 12px;
    text-align: center;
    padding: 10px;
    border: 1px solid var(--teal);
    background: #fff;
    color: var(--navy);
    font-size: 12px; font-weight: 600;
    cursor: pointer;
    font-family: var(--sans);
    flex-shrink: 0;
  }
  .sheet-list-more:hover {
    background: var(--teal); color: #fff;
  }
  .sheet-empty {
    padding: 20px 10px;
    text-align: center; font-size: 12px; color: var(--muted);
  }

  /* ----- Toggle state (search open) ----- */
  body.search-open .fab { opacity: 0; pointer-events: none; }
  body.search-open .fab-close { opacity: 1; pointer-events: auto; }
  body.search-open .search-sheet {
    opacity: 1; transform: translateY(0); pointer-events: auto;
  }
}

/* ==========================================================================
   ===== spec.md 準拠: 記事本文用コンポーネント追加分 =====
   column_20.html の <article> 内で使用される新規クラス。
   既存のティール系カラーパレットに合わせて実装。
   ========================================================================== */

/* 本文段落 ----------------------------------------------------------------- */
.column-text {
  font-size: 15px;
  margin: 0 0 18px;
  color: var(--text);
  line-height: 1.9;
}
.column-text strong {
  color: var(--navy);
  font-weight: 700;
}
.column-text a {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.column-text a:hover {
  color: var(--teal);
}

.column-quote {
  margin: 16px 0 22px;
  padding: 16px 18px;
  border-left: 4px solid var(--teal);
  background: var(--bg-warm);
  color: var(--ink);
}
.column-quote p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
}
.column-ad-placeholder {
  padding: 14px 18px;
  border: 1px solid var(--teal-line);
  border-radius: 4px;
  background: #fff;
  color: var(--teal-dark);
  font-weight: 700;
}

/* 本文中の画像 ------------------------------------------------------------- */
.column_img {
  margin: 20px 0 24px;
  text-align: center;
}
.column_img img {
  max-width: 100%;
  height: auto;
  border-radius: 2px;
}

/* 本文 H2 (id="sectionX") --------------------------------------------------
   既存の sec-title スタイル(左右ティールボーダー+薄シアン帯)を踏襲 */
.column-article h2[id^="section"] {
  position: relative;
  font-family: var(--sans);
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin: 40px 0 24px;
  padding: 20px 24px;
  background: var(--teal-bg);
  border-left: 5px solid var(--teal);
  border-right: 5px solid var(--teal);
  scroll-margin-top: 20px;
}

/* 本文 H3 --------------------------------------------------------------- */
.column-article h3 {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin: 32px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--teal);
}

/* 執筆者プロフィール(design-box profile-box) ------------------------------ */
.column-note-box.profile-box {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 22px;
  background: var(--bg-warm);
  border: 1px solid var(--line);
  border-left: 4px solid var(--teal);
  border-radius: 2px;
  margin: 24px 0 28px;
}
.profile-icon {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
}
.profile-icon img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}
.profile-content {
  flex: 1;
  min-width: 0;
}
.profile-title {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--teal-dark);
  margin-bottom: 4px;
  letter-spacing: 0.5px;
}
.profile-desc {
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
  margin: 0;
}

/* チェックボックス囲み (design-box check-box) ----------------------------
   シンプル版: 上下ラインなし、薄シアン背景+左ボーダー程度の柔らかい囲み */
.column-note-box.column-pr-box {
  padding: 18px 22px;
  background: var(--teal-bg);
  border: none;
  border-radius: 4px;
  margin: 18px 0 22px;
}
.column-note-box.column-pr-box .column-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
}
.column-note-box.column-pr-box .column-text strong {
  color: var(--navy);
}

/* 箇条書きボックス (spare-key-guide) --------------------------------------
   シンプル版: 左縦棒・ボックス囲みなし、「・」マーカーのみ */
.column-list-box {
  margin: 16px 0 20px;
}
.column-list-box .column-list-inner {
  padding: 0;
  background: transparent;
  border: none;
}
.column-list-box ul,
.column-list-box ol {
  margin: 0;
  padding-left: 0;
  list-style: none;
  counter-reset: skg-counter;
}
.column-list-box ul li,
.column-list-box ol li {
  position: relative;
  padding: 5px 0 5px 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--text);
  border: none;
}
/* <ul> は「・」マーカー */
.column-list-box ul li::before {
  content: "・";
  position: absolute;
  left: 0;
  top: 5px;
  color: var(--text);
  font-weight: 700;
}
/* <ol> は 1. 2. 3. のシンプル表示 */
.column-list-box ol li {
  padding-left: 22px;
  counter-increment: skg-counter;
}
.column-list-box ol li::before {
  content: counter(skg-counter) ".";
  position: absolute;
  left: 0;
  top: 5px;
  color: var(--navy);
  font-weight: 700;
  font-family: var(--mono);
}
.column-list-box li strong {
  color: var(--navy);
  font-weight: 700;
}
.column-list-box li a {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.column-list-box li a:hover {
  color: var(--teal);
}

/* 比較表 (search-tips-table) ----------------------------------------------
   既存の compare-table スタイル(ティールヘッダ+ストライプ)を踏襲 */
.column-table-wrap {
  margin: 18px 0 24px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.column-table {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--teal-line);
  border-radius: 2px;
  overflow: hidden;
  font-size: 13px;
  background: #fff;
}
.column-table-head {
  background: var(--teal);
  color: #fff;
}
.column-table-th {
  padding: 12px 14px;
  font-weight: 700;
  text-align: left;
  vertical-align: middle;
  border-right: 1px solid rgba(255,255,255,0.15);
  font-size: 13px;
}
.column-table-th:last-child { border-right: none; }

.column-table-body .column-table-row:nth-child(even) {
  background: var(--bg-warm);
}
.column-table-td {
  padding: 14px 16px;
  color: var(--text);
  vertical-align: middle;
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.75;
}
.column-table-td:last-child { border-right: none; }
.column-table-td:first-child {
  color: var(--navy);
  font-weight: 700;
}
.column-table-td a {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-weight: 500;
}
.column-table-td a:hover {
  color: var(--teal);
}

/* rtoc-like 目次(開閉式) -------------------------------------------------
   checkbox hack による開閉制御
   既存の toc-box / sidebar-toc とは別系統(本文内に置く目次) */
.column-toc {
  position: relative;
  margin: 28px 0 32px;
}
.column-toc-toggle {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.column-toc-box {
  border: 1px solid var(--teal-line);
  border-top: 3px solid var(--teal);
  background: #fff;
  border-radius: 2px;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.column-toc-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--teal-bg);
  border-bottom: 1px solid var(--teal-line);
}
.column-toc-title {
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.5px;
}
.column-toc-title::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 16px;
  background: var(--teal);
  margin-right: 10px;
  vertical-align: -3px;
}
.column-toc-close {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--teal-dark);
  letter-spacing: 1px;
  padding: 4px 10px;
  border: 1px solid var(--teal);
  border-radius: 2px;
  cursor: pointer;
  background: #fff;
  transition: background 0.15s, color 0.15s;
}
.column-toc-close:hover {
  background: var(--teal);
  color: #fff;
}
.column-toc-sections {
  list-style: none;
  margin: 0;
  padding: 14px 20px 18px;
  counter-reset: rtoc-counter;
}
.column-toc-section {
  counter-increment: rtoc-counter;
  padding: 6px 0;
  border-bottom: 1px dashed #e4edef;
}
.column-toc-section:last-child { border-bottom: none; }
.column-toc-main {
  display: flex;
  align-items: center;
  gap: 10px;
}
.column-toc-main a {
  flex: 1;
  font-size: 14px;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.7;
  padding: 2px 0;
  transition: color 0.15s;
}
.column-toc-main a:hover {
  color: var(--teal-dark);
}

/* 閉じるボタン = 閉じた状態に遷移(CLOSE ラベル) */
.column-toc-toggle:checked ~ .column-toc-box {
  max-height: 52px; /* ヘッダーのみ見える高さ */
}
.column-toc-toggle:checked ~ .column-toc-box .column-toc-sections {
  display: none;
}
.column-toc-toggle:checked ~ .column-toc-box .column-toc-close {
  display: none;
}

/* 閉じた時に「目次」の丸バーを表示 */
.column-toc-openbar {
  display: none;
  margin-top: 8px;
  padding: 10px 20px;
  text-align: center;
  background: var(--teal);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  cursor: pointer;
  border-radius: 2px;
}
.column-toc-openbar:hover { background: var(--teal-dark); }
.column-toc-toggle:checked ~ .column-toc-openbar {
  display: block;
}
.column-toc-toggle:checked ~ .column-toc-box .column-toc-head {
  border-bottom: none;
}

/* ==========================================================================
   記事本文用コンポーネントの SP 調整
   ========================================================================== */
@media (max-width: 767px) {
  /* 本文段落 */
  .column-text {
    font-size: 14px;
    line-height: 1.85;
    margin-bottom: 14px;
  }
  /* 本文画像 */
  .column_img {
    margin: 16px 0 20px;
  }
  .column-quote {
    margin: 14px 0 18px;
    padding: 14px 16px;
  }
  .column-quote p {
    font-size: 13px;
    line-height: 1.8;
  }
  .column-ad-placeholder {
    padding: 12px 14px;
  }

  /* H2 */
  article h2[id^="section"] {
    font-size: 17px;
    padding: 14px 14px;
    margin: 28px 0 18px;
    border-left-width: 4px;
    border-right-width: 4px;
  }
  /* H3 */
  article h3 {
    font-size: 15px;
    margin: 22px 0 12px;
    padding-left: 10px;
    border-left-width: 3px;
  }

  /* プロフィール */
  .column-note-box.profile-box {
    gap: 12px;
    padding: 14px 16px;
    margin: 16px 0 20px;
  }
  .profile-icon {
    width: 56px;
    height: 56px;
  }
  .profile-title { font-size: 12px; }
  .profile-desc { font-size: 13px; line-height: 1.8; }

  /* チェックボックス囲み */
  .column-note-box.column-pr-box {
    padding: 14px 16px;
    margin: 16px 0 20px;
  }
  .column-note-box.column-pr-box .column-text {
    font-size: 13px;
    line-height: 1.8;
  }

  /* 箇条書きボックス(シンプル版) */
  .column-list-box {
    margin: 12px 0 16px;
  }
  .column-list-box .column-list-inner {
    padding: 0;
  }
  .column-list-box ul li,
  .column-list-box ol li {
    font-size: 13px;
    line-height: 1.8;
    padding-top: 4px;
    padding-bottom: 4px;
  }
  .column-list-box ul li { padding-left: 16px; }
  .column-list-box ul li::before { top: 4px; }
  .column-list-box ol li { padding-left: 20px; }
  .column-list-box ol li::before { top: 4px; font-size: 13px; }

  /* 比較表(SPではスクロール対応) */
  .column-table-wrap {
    margin: 14px -16px 20px;
    padding: 0 16px;
  }
  .column-table {
    font-size: 12px;
    min-width: 520px; /* 横スクロールで見られるよう最小幅確保 */
  }
  .column-table-th {
    padding: 10px 10px;
    font-size: 12px;
  }
  .column-table-td {
    padding: 10px 12px;
    font-size: 12px;
    line-height: 1.7;
  }

  /* rtoc-like 目次 */
  .column-toc {
    margin: 20px 0 24px;
  }
  .column-toc-head {
    padding: 12px 14px;
  }
  .column-toc-title { font-size: 14px; }
  .column-toc-close { font-size: 10px; padding: 3px 8px; }
  .column-toc-sections {
    padding: 10px 16px 14px;
  }
  .column-toc-main a {
    font-size: 13px;
    line-height: 1.6;
  }
}

/* Article image overrides */
.column-hero {
  min-height: 0;
  aspect-ratio: 16 / 9;
  display: block;
}

.column-hero-image {
  position: static;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.column-figure img {
  box-shadow: none;
}

/* Housekeeping valuables article */
.column-mini-visual {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  align-items: center;
  margin: 22px 0 28px;
  padding: 18px 20px;
  border: 1px solid var(--teal-line);
  background: #fff;
}
.column-mini-visual img {
  width: 110px;
  height: 110px;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.column-mini-visual-title {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.55;
}
.column-mini-visual-text {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.8;
}
.valuables-quick {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 18px 0 26px;
}
.valuables-quick-card {
  padding: 18px 16px;
  border: 1px solid var(--teal-line);
  border-top: 3px solid var(--teal);
  background: #fff;
}
.valuables-quick-num {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  margin-bottom: 10px;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 800;
}
.valuables-quick-title {
  margin: 0 0 6px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.55;
}
.valuables-quick-text {
  margin: 0;
  color: var(--text);
  font-size: 13px;
  line-height: 1.75;
}
.valuables-category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 18px 0 24px;
}
.valuables-category-card {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 12px;
  align-items: start;
  padding: 16px;
  border: 1px solid var(--line);
  background: #fff;
}
.valuables-category-icon {
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border-radius: 50%;
  background: var(--teal-bg);
  color: var(--teal-dark);
  font-size: 24px;
  font-weight: 800;
}
.valuables-category-card h3 {
  margin: 0 0 4px;
  padding: 0;
  border: 0;
  color: var(--navy);
  font-size: 15px;
}
.valuables-category-card h3::before { content: none; }
.valuables-category-card p {
  margin: 0;
  color: var(--text);
  font-size: 13px;
  line-height: 1.7;
}
.template-box {
  margin: 18px 0 24px;
  padding: 18px 20px;
  border: 1px solid var(--teal-line);
  border-left: 5px solid var(--teal);
  background: var(--bg-warm);
}
.template-box-title {
  margin: 0 0 8px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
}
.template-box p {
  margin: 0;
  color: var(--navy);
  font-size: 15px;
  line-height: 1.85;
  font-weight: 700;
}
.valuable-choice-list {
  display: grid;
  gap: 10px;
  margin: 18px 0 24px;
}
.valuable-choice-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border: 1px solid var(--line);
  background: #fff;
}
.valuable-choice-check {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 50%;
  background: var(--teal-bg);
  color: var(--teal-dark);
  font-weight: 900;
}
.valuable-choice-item p {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.75;
}

@media (max-width: 767px) {
  .column-mini-visual {
    grid-template-columns: 76px 1fr;
    gap: 12px;
    margin: 16px 0 22px;
    padding: 14px;
  }
  .column-mini-visual img {
    width: 72px;
    height: 72px;
  }
  .column-mini-visual-title {
    font-size: 14px;
    line-height: 1.55;
  }
  .column-mini-visual-text {
    font-size: 12px;
    line-height: 1.7;
  }
  .valuables-quick {
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 14px 0 22px;
  }
  .valuables-quick-card {
    display: grid;
    grid-template-columns: 38px 1fr;
    gap: 10px 12px;
    padding: 14px;
  }
  .valuables-quick-num {
    grid-row: span 2;
    margin: 0;
  }
  .valuables-quick-title {
    margin: 0;
    font-size: 14px;
  }
  .valuables-quick-text {
    grid-column: 2;
    font-size: 12px;
  }
  .valuables-category-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .valuables-category-card {
    grid-template-columns: 46px 1fr;
    padding: 14px;
  }
  .valuables-category-icon {
    width: 46px;
    height: 46px;
    font-size: 20px;
  }
  .valuables-category-card h3 {
    font-size: 14px;
  }
  .valuables-category-card p {
    font-size: 12px;
  }
  .template-box {
    margin: 14px 0 20px;
    padding: 14px 16px;
  }
  .template-box p {
    font-size: 13px;
    line-height: 1.8;
  }
  .valuable-choice-item {
    padding: 12px 14px;
  }
  .valuable-choice-item p {
    font-size: 13px;
  }
}