/*!c2046ca4*/
/* 飞鸟 · 内页排版（语义长文） */
:root{--pi-ink:#1a1f2b;--pi-ink2:#4a5265;--pi-ink3:#78808f;--pi-line:#e6e9ef;--pi-bg:#fff;--pi-soft:#f7f9fb;--pi-primary:#0d7f74;--pi-primary-l:#e8f4f2}
*{box-sizing:border-box}
.pi-body{margin:0;background:var(--pi-bg);color:var(--pi-ink);font:16px/1.85 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;-webkit-text-size-adjust:100%}
.pi-wrap{max-width:760px;margin:0 auto;padding:0 20px}
.pi-top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);border-bottom:1px solid var(--pi-line);backdrop-filter:saturate(180%) blur(8px)}
.pi-ti{display:flex;align-items:center;justify-content:space-between;height:56px}
.pi-brand{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--pi-ink);font-weight:500;font-size:15px}
.pi-brand img{border-radius:6px}
.pi-entry{flex:0 0 auto;padding:7px 14px;border-radius:8px;background:var(--pi-primary);color:#fff;font-size:13px;text-decoration:none}
.pi-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:16px 0 0;font-size:12.5px;color:var(--pi-ink3)}
.pi-crumb a{color:var(--pi-ink3);text-decoration:none}
.pi-crumb a:hover{color:var(--pi-primary)}
.pi-crumb span[aria-current]{color:var(--pi-ink2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.pi-main{padding:20px 0 8px}
.pi-h1{margin:0 0 8px;font-size:25px;line-height:1.45;font-weight:600;letter-spacing:-.2px}
.pi-upd{margin:0 0 14px;font-size:12.5px;color:var(--pi-ink3);letter-spacing:.2px}
.pi-lead{margin:0 0 28px;padding:14px 16px;background:var(--pi-soft);border-left:3px solid var(--pi-primary);border-radius:0 8px 8px 0;color:var(--pi-ink2);font-size:14.5px;line-height:1.8}
.pi-fig{margin:0 0 28px}
.pi-fig img{display:block;width:100%;height:auto;border-radius:12px;border:1px solid var(--pi-line);background:var(--pi-soft)}
.pi-fig figcaption{margin-top:8px;color:var(--pi-ink3);font-size:12.5px;line-height:1.6;text-align:center}
.pi-sec{margin:0 0 30px}
.pi-h2{position:relative;margin:0 0 14px;padding-left:12px;font-size:18px;line-height:1.5;font-weight:600}
.pi-h2::before{content:"";position:absolute;left:0;top:.42em;width:3px;height:1em;background:var(--pi-primary);border-radius:2px}
.pi-list{margin:0;padding-left:22px;color:var(--pi-ink2);font-size:15px}
.pi-list li{margin:0 0 10px}
.pi-list li::marker{color:var(--pi-primary)}
.pi-ol{counter-reset:none}
.pi-faq{margin:0}
.pi-faq dt{margin:0 0 6px;font-size:15px;font-weight:600;color:var(--pi-ink)}
.pi-faq dt::before{content:"Q ";color:var(--pi-primary);font-weight:600}
.pi-faq dd{margin:0 0 18px;padding:0 0 0 2px;color:var(--pi-ink2);font-size:14.5px;line-height:1.8}
.pi-faq dd::before{content:"A ";color:var(--pi-ink3)}
.pi-rel{margin:32px 0 0;padding:20px;background:var(--pi-soft);border-radius:12px}
.pi-rel .pi-h2{margin-bottom:12px;font-size:16px}
.pi-rel-list{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.pi-rel-list a{display:inline-block;padding:7px 13px;background:#fff;border:1px solid var(--pi-line);border-radius:999px;color:var(--pi-ink2);font-size:13px;text-decoration:none}
.pi-rel-list a:hover{border-color:var(--pi-primary);color:var(--pi-primary)}
.pi-foot{margin:36px 0 0;padding:22px 0 40px;border-top:1px solid var(--pi-line);color:var(--pi-ink3);font-size:12.5px;line-height:1.7}
.pi-foot p{margin:0 0 8px}
.pi-copy{color:#9aa1ae}
.pi-up{position:fixed;right:18px;bottom:22px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.94);border:1px solid var(--pi-line);border-radius:50%;color:var(--pi-ink2);text-decoration:none;font-size:16px;box-shadow:0 2px 10px rgba(16,24,40,.06)}
@media(max-width:600px){
.pi-h1{font-size:21px}
.pi-h2{font-size:16.5px}
.pi-body{font-size:15px}
.pi-list,.pi-faq dd{font-size:14px}
.pi-wrap{padding:0 16px}
.pi-rel{padding:16px}
}