/* 顶部摘要 + 20 条理由 + 同类经验（scripts/build_reasons.py、topic-experience.html） */
.gs{background:#0f1420;color:#d8def0;font-size:14px;line-height:1.7;border-bottom:1px solid rgba(255,255,255,.08)}
.gs{margin-top:66px}
.gs ~ main>.hero:first-child{padding-top:40px}
.gs__in{padding:10px 20px}
.gs p{margin:0}
.gs strong,.gs b{color:#fff}
.gs a{color:#9db4ff;text-decoration:none;white-space:nowrap}
.rs__g{margin-top:36px}
.rs__gt{display:flex;align-items:baseline;flex-wrap:wrap;gap:10px;margin:0 0 14px;font-size:20px}
.rs__gt span{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--brand,#5b3df5);color:#fff;font-size:15px;font-weight:700}
.rs__gt small{font-size:14px;font-weight:400;color:#6b7280}
.rs__l{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px;counter-reset:rs var(--rs0,0)}
.rs__l li{counter-increment:rs;position:relative;padding:18px 20px 18px 62px;background:#fff;border:1px solid var(--line,#e5e7eb);border-radius:12px}
.rs__l li::before{content:counter(rs);position:absolute;left:18px;top:18px;width:30px;height:30px;border-radius:50%;background:#eef0ff;color:#4a35d8;font-weight:700;display:grid;place-items:center;font-size:14px}
.rs__l h4{margin:0 0 6px;font-size:16px}
.rs__l p{margin:0;font-size:14.5px;line-height:1.75;color:#4b5563}
.rs__l[start="6"]{counter-reset:rs 5}.rs__l[start="11"]{counter-reset:rs 10}.rs__l[start="16"]{counter-reset:rs 15}
.ex__eq{margin:0 0 22px;padding:16px 20px;border-left:3px solid var(--brand,#5b3df5);background:#f6f7ff;border-radius:0 10px 10px 0}
.ex__lb{margin:0;line-height:1.8}
.ex__w{display:block;text-decoration:none;color:inherit}
.ex__w h3{margin:8px 0 6px;font-size:17px}
.ex__w p{margin:0;font-size:14px;line-height:1.7;color:#4b5563}
.ex__t{display:inline-block;padding:2px 10px;border-radius:99px;background:#eef0ff;color:#4a35d8;font-size:12px}
.ex__rel{margin-top:26px}
.ex__rel h3{font-size:17px;margin:0 0 8px}
.ex__rel ul{margin:0;padding-left:20px;line-height:1.9}
.ex__note{margin-top:20px;font-size:14px;color:#6b7280;line-height:1.8}
@media (max-width:768px){.rs__l{grid-template-columns:1fr}.gs{font-size:13px}.rs__gt small{width:100%}}
.rs__st{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.rs__st li{padding:18px 12px;text-align:center;background:#fff;border:1px solid var(--line,#e5e7eb);border-radius:12px}
.rs__st b{display:block;font-size:30px;line-height:1.2;color:var(--brand,#5b3df5)}
.rs__st span{font-size:14px;color:#6b7280}
@media (max-width:768px){.rs__st{grid-template-columns:repeat(2,1fr)}}