/* 記事ページ共有スタイル — テーマトークン(var)準拠 */
.article-wrap{max-width:840px;margin:0 auto;padding:64px 32px 80px;}
.article-hero .kicker{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:2.5px;color:var(--gold-deep);text-transform:uppercase;margin-bottom:14px;}
.article-hero h1{font-family:'Noto Serif JP',serif;font-weight:900;font-size:clamp(30px,4.4vw,46px);line-height:1.35;letter-spacing:-.01em;color:var(--ink);margin:0 0 16px;}
.meta-row{display:flex;flex-wrap:wrap;gap:14px;font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:1.5px;color:var(--ink-muted);margin-bottom:36px;padding-bottom:18px;border-bottom:1px solid var(--line);}
.article-body{font-size:15.5px;line-height:2.05;color:var(--ink-soft);}
.article-body h2{font-family:'Noto Serif JP',serif;font-weight:700;font-size:23px;line-height:1.5;color:var(--ink);margin:52px 0 18px;padding-bottom:10px;border-bottom:1px solid var(--line-2);}
.article-body h3{font-family:'Noto Serif JP',serif;font-weight:700;font-size:17.5px;color:var(--ink);margin:32px 0 10px;}
.article-body p{margin:0 0 18px;}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:24px;}
.article-body li{margin-bottom:8px;}
.tldr-box{border:1.5px solid var(--gold);background:rgba(201,147,60,.08);border-radius:16px;padding:22px 24px;margin:0 0 36px;}
.tldr-box .box-title{font-family:'Noto Serif JP',serif;font-weight:700;font-size:15px;color:var(--gold-deep);margin-bottom:10px;letter-spacing:.05em;}
.tldr-box p{margin:0 0 8px;font-size:14.5px;line-height:1.95;}
.info-box{border:1px solid var(--line-2);background:rgba(201,147,60,.05);border-radius:14px;padding:18px 22px;margin:24px 0;}
.info-box .box-title{font-weight:700;font-size:14px;color:var(--ink);margin-bottom:8px;}
.info-box p{margin:0 0 8px;font-size:14px;line-height:1.95;}
.warn-box{border:1.5px solid var(--accent-red);background:rgba(184,71,46,.07);border-radius:14px;padding:18px 22px;margin:24px 0;}
.warn-box .box-title{font-weight:700;font-size:14px;color:var(--accent-red);margin-bottom:8px;}
.warn-box p{margin:0 0 8px;font-size:14px;line-height:1.95;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:13.5px;line-height:1.8;}
.article-body th{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:1.5px;color:var(--ink-muted);text-align:left;padding:10px 12px;border-bottom:1.5px solid var(--line-2);background:rgba(201,147,60,.05);}
.article-body td{padding:11px 12px;border-bottom:1px solid var(--line);color:var(--ink-soft);vertical-align:top;}
.article-body td strong{color:var(--ink);}
.figure{margin:30px 0;text-align:center;}
.figure svg{max-width:100%;height:auto;border:1px solid var(--line);border-radius:14px;}
.figure figcaption{font-size:12px;color:var(--ink-muted);margin-top:10px;font-family:'JetBrains Mono',monospace;letter-spacing:1px;}
.analysis-box{border-left:3px solid var(--gold);padding:6px 0 6px 22px;margin:28px 0;}
.analysis-box .box-title{font-family:'Noto Serif JP',serif;font-weight:700;font-size:16px;color:var(--ink);margin-bottom:8px;}
.sources{margin-top:48px;padding-top:24px;border-top:1px solid var(--line-2);}
.sources h2{border:none !important;margin-top:0 !important;}
.sources ol{padding-left:22px;font-size:13.5px;line-height:2;}
.sources a{color:var(--gold-deep);text-decoration:underline;text-underline-offset:3px;word-break:break-all;}
.disclaimer{margin-top:28px;padding:16px 20px;border:1px dashed var(--line-2);border-radius:12px;font-size:12.5px;line-height:1.9;color:var(--ink-muted);}
.next-steps li{margin-bottom:10px;}
.next-steps .time{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--gold-deep);margin-left:6px;}
@media(max-width:640px){
  .article-wrap{padding:48px 20px 64px;}
  .article-body{font-size:15px;}
  .article-body table{font-size:12.5px;}
}

/* 理解度チェック(クイズ) */
.quiz-box{border:1.5px solid var(--gold);background:rgba(201,147,60,.06);border-radius:16px;padding:24px;margin:48px 0 0;}
.quiz-box .quiz-kicker{font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:2px;color:var(--gold-deep);margin-bottom:6px;}
.quiz-box h2{border:none !important;margin:8px 0 16px !important;font-size:19px !important;line-height:1.7 !important;}
.quiz-choices{display:grid;gap:10px;}
.quiz-choices button{text-align:left;padding:13px 16px;border-radius:12px;border:1.5px solid var(--line-2);background:transparent;color:var(--ink);font-family:inherit;font-size:14px;cursor:pointer;line-height:1.7;transition:border-color .2s;}
.quiz-choices button:hover{border-color:var(--gold);}
.quiz-choices button.locked{cursor:default;opacity:.7;}
.quiz-choices button.correct{border-color:#37E6A0 !important;background:rgba(55,230,160,.1);opacity:1;}
.quiz-choices button.wrong{border-color:var(--accent-red) !important;background:rgba(184,71,46,.1);opacity:1;}
.quiz-explain{margin-top:16px;padding:14px 16px;border-radius:12px;border:1px solid var(--line);font-size:13.5px;line-height:1.9;color:var(--ink-soft);}
.quiz-explain strong{color:var(--ink);}
/* Xフォロー案内 */
.follow-box{margin:28px 0 0;border:1px solid var(--line-2);border-radius:16px;padding:22px 24px;}
.follow-box .box-title{font-family:'Noto Serif JP',serif;font-weight:700;font-size:16px;color:var(--ink);margin-bottom:14px;}
.follow-row{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:12px;border:1px solid var(--line);text-decoration:none;color:var(--ink);margin-bottom:10px;transition:border-color .2s;}
.follow-row:last-child{margin-bottom:0;}
.follow-row:hover{border-color:var(--gold);}
.fr-text{display:flex;flex-direction:column;}
.fr-name{font-weight:700;font-size:14px;color:var(--ink);}
.fr-handle{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--ink-muted);margin-top:3px;}
.fr-arrow{margin-left:auto;color:var(--gold-deep);}