.business-article{color:var(--text);background:#fff}
.reading-progress{position:fixed;top:0;left:0;z-index:1000;width:0;height:3px;background:var(--teal);transition:width .1s linear}
.article-hero{padding:84px 24px 86px;border-bottom:1px solid rgba(0,0,0,.06);background:#f4faf8;text-align:center}
.article-hero__inner{max-width:820px;margin:auto}
.article-eyebrow{display:inline-flex;margin-bottom:18px;padding:6px 12px;border-radius:999px;background:var(--teal-light);color:var(--teal);font-size:11px;font-weight:800;letter-spacing:.1em}
.article-title{margin:0;color:var(--text);font-size:clamp(32px,5.5vw,54px);font-weight:820;letter-spacing:-.045em;line-height:1.08}
.article-lead{max-width:690px;margin:22px auto 0;color:var(--text-sub);font-size:17px;line-height:1.8}
.article-meta{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-top:24px;color:var(--text-tertiary);font-size:13px}
.toc-wrap,.article-body{width:min(820px,100%);margin:auto;padding-right:24px;padding-left:24px}
.toc{position:relative;z-index:2;margin:-28px 0 54px;padding:24px 28px;border:1px solid var(--border);border-radius:16px;background:#fff;box-shadow:0 16px 36px rgba(19,35,34,.07)}
.toc-title{margin:0 0 12px;color:var(--text-sub);font-size:12px;font-weight:800;letter-spacing:.1em}
.toc-list{display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;margin:0;padding:0;list-style:none}
.toc-list a{display:flex;align-items:center;gap:10px;padding:5px 0;color:var(--text);font-size:14px}
.toc-list a:hover{color:var(--teal)}
.toc-num{display:grid;place-items:center;width:25px;height:25px;border-radius:7px;background:var(--teal);color:#fff;font-size:10px;font-weight:800;flex:none}
.article-body{padding-bottom:80px}
.article-section{margin-bottom:58px;scroll-margin-top:88px}
.section-eyebrow{margin:0 0 8px;color:var(--teal);font-size:11px;font-weight:800;letter-spacing:.12em}
.article-section h2{margin:0 0 18px;color:var(--text);font-size:clamp(23px,3vw,30px);letter-spacing:-.025em;line-height:1.35}
.article-section>p{margin:14px 0;color:var(--text);font-size:16px;line-height:1.9}
.decision-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:22px 0}
.decision-card{padding:20px;border:1px solid var(--border);border-radius:14px;background:#fff}
.decision-card strong{display:block;margin-bottom:8px;color:var(--text);font-size:15px}
.decision-card p{margin:0;color:var(--text-sub);font-size:13px;line-height:1.7}
.decision-card .decision-tag{display:inline-flex;margin-bottom:12px;padding:4px 8px;border-radius:7px;background:var(--teal-light);color:var(--teal);font-size:11px;font-weight:800}
.decision-note{margin:22px 0;padding:20px 22px;border-left:4px solid var(--teal);border-radius:0 12px 12px 0;background:#f3faf8;color:var(--text);font-size:14px;line-height:1.8}
.decision-note strong{color:var(--teal)}
.scenario-box{margin:22px 0;padding:22px;border:1px solid rgba(20,137,122,.18);border-radius:14px;background:#fbfefd}
.scenario-box h3{margin:0 0 12px;color:var(--text);font-size:17px}
.scenario-box p{margin:9px 0;color:var(--text-sub);font-size:14px;line-height:1.75}
.scenario-box .scenario-label{display:inline-flex;margin-bottom:10px;color:var(--teal);font-size:11px;font-weight:800;letter-spacing:.08em}
.article-table{display:block;width:100%;margin:22px 0;overflow-x:auto;border:1px solid var(--border);border-radius:14px;border-collapse:separate;border-spacing:0;font-size:13px}
.article-table th,.article-table td{min-width:135px;padding:13px 14px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top;line-height:1.65}
.article-table th{background:var(--bg2);color:var(--text);font-weight:750}
.article-table td{background:#fff;color:var(--text-sub)}
.article-table tr:last-child td{border-bottom:0}
.action-list{display:grid;gap:11px;margin:20px 0;padding:0;list-style:none;counter-reset:action}
.action-list li{position:relative;min-height:64px;padding:16px 18px 16px 58px;border:1px solid var(--border);border-radius:13px;color:var(--text-sub);font-size:14px;line-height:1.7}
.action-list li::before{counter-increment:action;content:counter(action);position:absolute;top:16px;left:16px;display:grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--teal);color:#fff;font-size:12px;font-weight:800}
.action-list strong{display:block;margin-bottom:3px;color:var(--text)}
.summary-box{margin:44px 0 0;padding:28px;border:1px solid rgba(20,137,122,.16);border-radius:17px;background:var(--teal-light)}
.summary-box h2{margin:0 0 14px;color:var(--teal);font-size:20px}
.summary-box ul{display:grid;gap:9px;margin:0;padding:0;list-style:none}
.summary-box li{position:relative;padding-left:24px;color:var(--text);font-size:14px;line-height:1.65}
.summary-box li::before{content:'✓';position:absolute;left:0;color:var(--teal);font-weight:900}
.next-guide{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
.next-guide a{display:flex;min-height:130px;flex-direction:column;padding:20px;border:1px solid var(--border);border-radius:14px;background:#fff}
.next-guide a:hover{border-color:rgba(20,137,122,.32);box-shadow:0 12px 28px rgba(19,35,34,.07)}
.next-guide span{color:var(--teal);font-size:11px;font-weight:800}
.next-guide strong{margin-top:8px;color:var(--text);font-size:16px;line-height:1.4}
.next-guide em{margin-top:auto;padding-top:14px;color:var(--text-sub);font-size:12px;font-style:normal}
.article-footer{padding:38px 24px 70px;border-top:1px solid var(--border);color:var(--text-sub);text-align:center;font-size:13px}
@media(max-width:700px){
  .article-hero{padding:64px 16px 72px}
  .article-lead{font-size:15px}
  .toc-wrap,.article-body{padding-right:15px;padding-left:15px}
  .toc{margin-top:0;padding:20px 18px}
  .toc-list,.decision-grid,.next-guide{grid-template-columns:1fr}
  .article-section{margin-bottom:44px}
  .article-section>p{font-size:15px}
}