:root {
  --black:#080808; --white:#F2F0E8; --lime:#C8FF00;
  --red:#FF2D2D; --gray:#141414; --line:rgba(242,240,232,0.1);
}
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }
body { background:var(--black); color:var(--white); font-family:'Noto Sans JP',sans-serif; min-height:100vh; line-height:1.85; }
.head { font-family:'Barlow Condensed',sans-serif; font-weight:900; }

/* TOC（目次） */
.toc {
  margin: 24px 0 36px; padding: 16px 18px;
  background: rgba(200,255,0,0.04);
  border: 1px solid rgba(200,255,0,0.2);
  border-radius: 4px;
}
.toc-title {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 700;
  font-size: 11px; letter-spacing: 2px; color: var(--lime);
  margin-bottom: 12px;
}
.toc ol { margin: 0; padding-left: 0; list-style: none; }
.toc li { margin-bottom: 6px; font-size: 13px; line-height: 1.6; }
.toc a {
  color: rgba(242,240,232,0.85); text-decoration: none;
  border-bottom: 1px dashed transparent; transition: all 0.2s;
}
.toc a:hover { color: var(--lime); border-bottom-color: var(--lime); }
.toc-num {
  display: inline-block; width: 28px;
  font-family: 'JetBrains Mono', monospace, sans-serif;
  color: rgba(200,255,0,0.5); font-size: 11px;
}
h2[id] { scroll-margin-top: 70px; }

nav {
  position:sticky; top:0; z-index:100;
  display:flex; justify-content:space-between; align-items:center;
  padding:14px 16px;
  background:rgba(8,8,8,0.92); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.logo { font-size:18px; letter-spacing:4px; text-decoration:none; color:inherit; }
.logo span { color:var(--lime); }
.nav-links { display:flex; gap:8px; align-items:center; flex-wrap:wrap; }
.nav-links a {
  font-family:'Barlow Condensed',sans-serif; font-weight:700;
  font-size:11px; letter-spacing:2px; color:rgba(242,240,232,0.65);
  text-decoration:none; padding:6px 10px;
  border:1px solid var(--line); border-radius:2px;
}
.nav-links a.primary { color:var(--lime); border-color:rgba(200,255,0,0.4); }

article { max-width:760px; margin:0 auto; padding:32px 20px 64px; }

.crumbs { font-size:11px; color:rgba(242,240,232,0.45); margin-bottom:16px; letter-spacing:0.5px; }
.crumbs a { color:var(--lime); text-decoration:none; }
.crumbs span { margin:0 6px; }

.article-meta { font-family:'Barlow Condensed',sans-serif; font-size:11px; letter-spacing:3px; color:var(--lime); margin-bottom:8px; }
h1 { font-size:clamp(32px, 7vw, 48px); line-height:1.15; letter-spacing:-0.5px; margin-bottom:16px; }
.lead {
  font-size:14px; color:rgba(242,240,232,0.75); line-height:1.95;
  padding:14px 16px; background:rgba(200,255,0,0.04);
  border-left:2px solid var(--lime); border-radius:2px;
  margin-bottom:36px;
}

h2 {
  font-family:'Barlow Condensed',sans-serif; font-weight:900;
  font-size:26px; line-height:1.2; letter-spacing:0;
  margin:40px 0 12px; padding-bottom:6px;
  border-bottom:1px solid var(--line); color:var(--lime);
}
h2 .num {
  color:rgba(200,255,0,0.5); font-family:'JetBrains Mono', monospace;
  font-size:13px; margin-right:10px;
}
h3 {
  font-family:'Barlow Condensed',sans-serif; font-weight:700;
  font-size:18px; margin:24px 0 10px; letter-spacing:0.3px;
  color:rgba(242,240,232,0.95);
}

p { font-size:14px; color:rgba(242,240,232,0.85); margin-bottom:14px; line-height:1.95; }
strong { color:var(--lime); font-weight:700; }
em { font-style:normal; color:rgba(242,240,232,1); font-weight:700; }

ul, ol { margin: 8px 0 18px 22px; }
li { font-size:14px; color:rgba(242,240,232,0.85); margin-bottom:8px; line-height:1.85; }

.pt-row { display:inline-flex; gap:2px; vertical-align:middle; flex-wrap:wrap; margin: 4px 0; }
.pt {
  display:inline-flex; align-items:center; justify-content:center;
  width:24px; height:32px; border-radius:3px;
  font-size:12px; font-weight:700; position:relative;
  background:#f5f3eb; border:1px solid #b8b6ad; color:#222;
  box-shadow: inset 0 -2px 0 rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.3);
}
.pt::before { content:''; position:absolute; top:0; left:0; right:0; height:2px; border-radius:3px 3px 0 0; }
.pt-m::before { background:#c9622a; }
.pt-p::before { background:#2a62c9; }
.pt-s::before { background:#2ac962; }
.pt-z::before { background:#c9a227; }
.pt-m, .pt-p, .pt-s, .pt-z { background:#f5f3eb; color:#222; border:1px solid #b8b6ad; }

.tip {
  margin: 18px 0; padding:14px 16px;
  background:rgba(96,165,250,0.06); border-left:3px solid #60a5fa;
  border-radius:2px;
}
.tip-label {
  font-family:'Barlow Condensed',sans-serif; font-weight:700;
  font-size:10px; letter-spacing:2px; color:#60a5fa; margin-bottom:4px;
}
.tip-body { font-size:13px; color:rgba(242,240,232,0.8); line-height:1.85; }

.warn {
  margin: 18px 0; padding:14px 16px;
  background:rgba(255,45,45,0.06); border-left:3px solid var(--red);
  border-radius:2px;
}
.warn-label {
  font-family:'Barlow Condensed',sans-serif; font-weight:700;
  font-size:10px; letter-spacing:2px; color:var(--red); margin-bottom:4px;
}
.warn-body { font-size:13px; color:rgba(242,240,232,0.8); line-height:1.85; }

.cta-box {
  margin:40px 0; padding:24px;
  background:rgba(200,255,0,0.06);
  border:1px solid var(--lime); border-radius:6px;
  text-align:center;
}
.cta-box h3 { color:var(--lime); margin-bottom:8px; font-size:22px; border:none; padding:0; }
.cta-box p { font-size:13px; color:rgba(242,240,232,0.7); margin-bottom:14px; }
.cta-box a {
  display:inline-block; padding:12px 24px; margin:4px;
  background:var(--lime); color:var(--black);
  font-family:'Barlow Condensed',sans-serif; font-weight:700;
  font-size:14px; letter-spacing:2px; text-decoration:none; border-radius:2px;
}
.cta-box a.secondary { background:transparent; color:var(--lime); border:1px solid var(--lime); }

.related {
  margin-top:48px; padding-top:24px;
  border-top:1px solid var(--line);
}
.related-title { font-size:13px; color:rgba(242,240,232,0.5); letter-spacing:2px; font-family:'Barlow Condensed',sans-serif; font-weight:700; margin-bottom:14px; }
.related-grid { display:grid; gap:2px; grid-template-columns:1fr; }
@media (min-width:600px) { .related-grid { grid-template-columns:1fr 1fr; } }
.related-card {
  background:var(--gray); padding:14px 16px;
  border-top:2px solid transparent; transition:border-color 0.2s;
  text-decoration:none; color:inherit; display:block;
}
.related-card:hover { border-top-color:var(--lime); }
.related-card.coming { opacity:0.5; cursor:default; }
.rc-num { font-family:'JetBrains Mono', monospace; font-size:9px; color:rgba(242,240,232,0.4); letter-spacing:1.5px; }
.rc-title { font-family:'Barlow Condensed',sans-serif; font-weight:700; font-size:15px; margin-top:4px; line-height:1.3; }

table.tbl { width:100%; border-collapse:collapse; margin:14px 0; font-size:12px; }
table.tbl th, table.tbl td {
  padding:10px; border-bottom:1px solid var(--line); text-align:left;
}
table.tbl th { background:rgba(200,255,0,0.05); color:var(--lime); font-family:'Barlow Condensed',sans-serif; font-weight:700; font-size:11px; letter-spacing:1px; }

footer {
  border-top:1px solid var(--line); padding:24px 20px;
  display:flex; flex-direction:column; gap:8px; align-items:center;
}
.ftr-logo { font-family:'Barlow Condensed',sans-serif; font-weight:900; font-size:16px; letter-spacing:3px; }
.ftr-logo span { color:var(--lime); }
.ftr-links { display:flex; gap:14px; font-size:10px; flex-wrap:wrap; justify-content:center; }
.ftr-links a { color:rgba(242,240,232,0.4); text-decoration:none; }

/* ======================================
   SP（モバイル）最適化 — Tasks #134-#141
   ====================================== */

/* #138: タップターゲット 44x44px */
.nav-links a, .toc a, .related-card, .ftr-links a {
  min-height: 44px; display: inline-flex; align-items: center;
}

/* #139: テーブルの横スクロール対応 */
@media (max-width: 600px) {
  table.tbl { display: block; overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }
}

/* #140: 牌タグのSPサイズ調整 */
@media (max-width: 600px) {
  .pt { width: 24px; height: 30px; font-size: 11px; }
  .pt-row { gap: 3px; }
}

/* #141: CTAボタンSPフルワイド */
@media (max-width: 600px) {
  .cta-box a {
    display: block; width: 100%; margin: 6px 0; padding: 14px 16px;
    box-sizing: border-box;
  }
}

/* #135: 見出しのSP調整 */
@media (max-width: 600px) {
  article { padding: 24px 16px 48px; }
  h1 { font-size: 28px !important; line-height: 1.25 !important; }
  h2 { font-size: 22px !important; }
  .lead { font-size: 13px; padding: 12px 14px; }
  p, li { font-size: 13px; }
}

/* #136: TOCのSP折りたたみ（クリックで展開） */
@media (max-width: 600px) {
  .toc { padding: 12px 14px; }
  .toc.collapsed ol { display: none; }
  .toc-title {
    cursor: pointer; user-select: none;
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 0;
  }
  .toc:not(.collapsed) .toc-title { margin-bottom: 12px; }
  .toc-title::after {
    content: '−'; font-size: 16px; line-height: 1; transition: transform 0.2s;
    color: var(--lime);
  }
  .toc.collapsed .toc-title::after { content: '+'; }
}

/* #134: ナビSPハンバーガー化（チェックボックスハック） */
@media (max-width: 600px) {
  .nav-links {
    position: fixed; top: 50px; right: 0;
    flex-direction: column; gap: 4px;
    background: rgba(8,8,8,0.98); backdrop-filter: blur(10px);
    border: 1px solid var(--line); border-radius: 4px;
    padding: 12px; min-width: 200px;
    transform: translateX(110%); transition: transform 0.3s;
    z-index: 200;
  }
  body.menu-open .nav-links { transform: translateX(0); }
  .nav-links a {
    width: 100%; padding: 10px 14px;
    text-align: left; font-size: 13px;
  }
  .menu-toggle {
    display: flex !important; flex-direction: column; gap: 4px;
    width: 32px; height: 32px; padding: 6px; cursor: pointer;
    background: transparent; border: none; align-items: center; justify-content: center;
  }
  .menu-toggle span {
    display: block; width: 20px; height: 2px;
    background: var(--lime); transition: all 0.2s;
  }
  body.menu-open .menu-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  body.menu-open .menu-toggle span:nth-child(2) { opacity: 0; }
  body.menu-open .menu-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
}
.menu-toggle { display: none; }

/* ======================================
   アフィリエイトブロック（記事末尾用）
   ====================================== */
.affil-block {
  margin: 36px 0 24px; padding: 18px 20px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--line); border-radius: 6px;
}
.affil-head {
  display: flex; align-items: center; gap: 10px; margin-bottom: 14px;
}
.affil-pr {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 700;
  font-size: 10px; letter-spacing: 2px; padding: 3px 8px;
  background: rgba(200,255,0,0.1); color: var(--lime);
  border: 1px solid rgba(200,255,0,0.3); border-radius: 2px;
}
.affil-title-head {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 700;
  font-size: 13px; letter-spacing: 1.5px; color: rgba(242,240,232,0.85);
}
.affil-grid {
  display: grid; gap: 10px; grid-template-columns: 1fr;
}
@media (min-width: 600px) { .affil-grid { grid-template-columns: 1fr 1fr; } }
.affil-card {
  display: flex; gap: 12px; padding: 12px;
  background: var(--gray); border: 1px solid transparent; border-radius: 4px;
  text-decoration: none !important; color: inherit;
  transition: all 0.2s ease;
}
.affil-card:hover {
  border-color: var(--lime); transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(200, 255, 0, 0.08);
}
.affil-card .affil-cta { transition: transform 0.2s; }
.affil-card:hover .affil-cta { transform: translateX(4px); }
.affil-img-wrap {
  width: 96px; height: 96px; flex-shrink: 0;
  background: #fff; border-radius: 3px; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.affil-img { width: 100%; height: 100%; object-fit: contain; }
.affil-info { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.affil-name {
  font-size: 12px; line-height: 1.4;
  color: rgba(242,240,232,0.95); font-weight: 700;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.affil-meta {
  display: flex; gap: 8px; flex-wrap: wrap; align-items: baseline;
  margin-top: auto;
}
.affil-price {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 900;
  font-size: 17px; color: var(--lime); letter-spacing: 0.5px;
}
.affil-shipping {
  font-size: 9px; color: #4ade80; letter-spacing: 0.5px;
  padding: 1px 5px; border: 1px solid rgba(74,222,128,0.4); border-radius: 2px;
}
.affil-rate { font-size: 10px; color: rgba(242,240,232,0.55); }
.affil-cta {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 700;
  font-size: 11px; letter-spacing: 1.5px; color: var(--lime);
  margin-top: 2px;
}
.affil-note {
  margin-top: 14px; padding-top: 10px; border-top: 1px solid var(--line);
  font-size: 10px; color: rgba(242,240,232,0.4); letter-spacing: 0.3px;
  line-height: 1.6;
}
@media (max-width: 600px) {
  .affil-card { padding: 10px; }
  .affil-img-wrap { width: 80px; height: 80px; }
  .affil-name { font-size: 12px; }
  .affil-price { font-size: 15px; }
}

/* アフィリブロック：3列グリッド対応（全巻セット等） */
@media (min-width: 900px) {
  .affil-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
}