.container{max-width:1100px;margin:0 auto;padding:20px}s
.article{background:#fff;border-radius:12px;padding:40px;box-shadow:0 2px 12px rgba(0,0,0,0.06)}
.article p,div{line-height: 40px;}

h1{font-size:28px;color:#1a1a1a;margin-bottom:8px;line-height:1.4}
.meta{font-size:14px;color:#999;margin-bottom:30px;padding-bottom:20px;border-bottom:1px solid #eee}
.intro{font-size:16px;color:#555;margin-bottom:30px;padding:20px;background:#f0f7ff;border-left:4px solid #2563eb;border-radius:0 8px 8px 0}
h2{font-size:22px;color:#1a1a1a;margin:40px 0 20px;padding-left:12px;border-left:4px solid #2563eb}
h3{font-size:18px;color:#333;margin:25px 0 15px}
.answer-capsule{font-size:16px;font-weight:700;color:#1a1a1a;background:#f8fafc;border:1px solid #e2e8f0;border-left:4px solid #2563eb;border-radius:0 8px 8px 0;padding:16px 20px;margin:0 0 20px}
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin:25px 0}
.kpi-card{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:24px;border-radius:12px;text-align:center}
.kpi-card .num{font-size:32px;font-weight:700;margin:8px 0}
.kpi-card .label{font-size:14px;opacity:0.9}
.kpi-card:nth-child(2){background:linear-gradient(135deg,#f093fb 0%,#f5576c 100%)}
.kpi-card:nth-child(3){background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}
.kpi-card:nth-child(4){background:linear-gradient(135deg,#43e97b 0%,#38f9d7 100%)}
.compare-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin:25px 0}
.compare-card{background:#fafbfc;border:1px solid #e8ecf1;border-radius:10px;padding:24px}
.compare-card h4{font-size:16px;color:#2563eb;margin-bottom:12px;font-weight:600}
.compare-card ul{list-style:none;padding:0}
.compare-card li{padding:8px 0;border-bottom:1px dashed #eee;font-size:15px;color:#555}
.compare-card li:last-child{border-bottom:none}
.compare-card li strong{color:#1a1a1a}
.stage-section{margin:30px 0}
.stage-card{background:#fff;border:1px solid #e8ecf1;border-radius:10px;padding:24px;margin-bottom:16px}
.stage-card .stage-title{font-size:17px;font-weight:600;color:#1a1a1a;margin-bottom:10px;display:flex;align-items:center;gap:8px}
.stage-card .stage-tag{display:inline-block;padding:2px 10px;background:#eff6ff;color:#2563eb;font-size:12px;border-radius:20px;font-weight:normal}
.stage-card p{font-size:15px;color:#555;margin:8px 0}
table{width:100%;border-collapse:collapse;margin:25px 0;font-size:14px;background:#fff;border-radius:8px;overflow:hidden}
th{background:#2563eb;color:#fff;padding:12px 14px;text-align:left;font-weight:500}
td{padding:12px 14px;border-bottom:1px solid #f0f0f0;color:#555}
tr:hover td{background:#f8fafc}
.note{font-size:14px;color:#888;padding:15px;background:#fffbeb;border-radius:8px;margin:20px 0;border-left:4px solid #f59e0b}
.tips{background:#f0fdf4;padding:25px;border-radius:10px;margin:30px 0;border-left:4px solid #22c55e}
.tips h3{color:#166534;margin-top:0}
.tips ul{padding-left:20px}
.tips li{margin:8px 0;color:#333}
.cta{text-align:center;padding:40px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:12px;margin:40px 0;color:#fff}
.cta h3{font-size:22px;margin-bottom:12px;color:#fff}
.cta p{opacity:0.9;margin-bottom:20px;color:#fff;}
.cta a{display:inline-block;padding:12px 36px;background:#fff;color:#667eea;border-radius:25px;text-decoration:none;font-weight:600;font-size:16px;transition:transform 0.2s}
.cta a:hover{transform:translateY(-2px)}
.related{margin-top:40px;padding-top:30px;border-top:1px solid #eee}
.related h3{font-size:18px;margin-bottom:15px}
.related a{display:inline-block;margin:6px 10px 6px 0;padding:6px 16px;background:#f0f4ff;color:#2563eb;border-radius:20px;text-decoration:none;font-size:14px}
.related a:hover{background:#2563eb;color:#fff}
.faq{margin-top:40px}
.faq-item{border:1px solid #e8ecf1;border-radius:10px;padding:20px;margin-bottom:12px;background:#fafbfc}
.faq-item .q{font-weight:600;color:#1a1a1a;margin-bottom:8px;font-size:15px}
.faq-item .a{color:#555;font-size:15px}
.faq .q::before { content: "Q："; }
.faq .a::before { content: "A："; }
.source-note{font-size:13px;color:#999;margin-top:30px;padding-top:20px;border-top:1px solid #eee;text-align:center}
@media(max-width:768px){.container{padding:10px}.article{padding:20px}h1{font-size:22px}.kpi-grid{grid-template-columns:1fr 1fr}.compare-grid{grid-template-columns:1fr}th,td{padding:8px 6px;font-size:13px}}