:root{--pink-primary:#F04C89;--pink-strong:#C52663;--pink-hover:#B41F58;--pink-soft:#FFDCE9;--pink-pale:#FFF0F5;--rose:#E75C87;--peach:#F5A18D;--apricot:#E9AC65;--lavender:#AA8BDD;--lavender-pale:#F3EDFF;--mint:#65B9A5;--mint-pale:#E8F7F2;--blue:#85B7E8;--blue-pale:#EDF5FF;--background:#FFFAFC;--surface:#fff;--surface-soft:#FFF5F8;--text-title:#302736;--text-body:#403745;--text-muted:#685C6A;--border:#EADDE5;--divider:#F0E4EA;--footer:#352337;--footer-text:#FFF5FA}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--background);color:var(--text-body);font:16px/1.76 system-ui,-apple-system,"Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}a:hover{color:var(--pink-strong)}button,input,select,textarea{font:inherit}button{cursor:pointer}button,a,input,textarea,select{outline-offset:3px}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--lavender)}.container{width:min(1300px,calc(100% - 64px));margin:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.top-strip{font-size:12px;background:var(--pink-pale);color:var(--pink-strong)}.top-strip .container{display:flex;justify-content:space-between;padding:6px 0}.site-header{background:white}.header-inner{min-height:75px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px}.brand 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.feature{border-radius:16px;padding:29px;background:var(--lavender-pale)}.lead-layout .feature h3{font-size:25px}.compact-list{margin:0;padding:0;list-style:none}.compact-list li{padding:14px 0;border-bottom:1px solid var(--divider)}.compact-list a{font-weight:600}.compact-list small{display:block;color:var(--text-muted);font-size:12px}.two-tone{border-radius:18px;padding:30px;background:var(--mint-pale)}.two-tone.alt{background:var(--blue-pale)}.two-tone.rose{background:var(--pink-pale)}.stack-item{padding:15px 0;border-bottom:1px solid var(--divider)}.stack-item h3{margin:0;font-size:18px}.stack-item p{font-size:14px;color:var(--text-muted);margin:5px 0}.breadcrumb{font-size:13px;color:var(--text-muted);margin-bottom:18px}.breadcrumb a{color:var(--pink-strong)}.page-head{background:var(--pink-pale);padding:32px;border-radius:17px;margin-bottom:25px}.page-head h1{font-size:32px;margin:0 0 8px}.page-head p{margin:0}.reading{background:white;border:1px solid var(--border);border-radius:18px;padding:clamp(24px,4vw,56px);max-width:860px;margin:auto}.reading h1{font-size:clamp(26px,3vw,38px);line-height:1.35;color:var(--text-title)}.reading .body{max-width:760px;margin:26px auto}.reading .body p{line-height:1.85;margin:0 0 25px}.reading .body h2{font-size:22px;margin-top:28px}.article-meta{font-size:13px;color:var(--text-muted);border-bottom:1px solid var(--divider);padding-bottom:17px}.reading .article-image{max-width:100%;max-height:420px;display:block;margin:25px auto;object-fit:contain}.pages{display:flex;gap:7px;margin-top:29px}.pages a{padding:5px 13px;background:#fff;border:1px solid var(--border);border-radius:9px}.pages [aria-current]{background:var(--pink-strong);color:white}.footer{background:var(--footer);color:var(--footer-text)}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:30px;padding:43px 0}.footer h3,.footer h4{margin:0 0 16px}.footer p{font-size:14px;opacity:.8}.footer 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17px;background:var(--mint-pale);border-radius:10px;margin:16px 0}.warning{background:#fff1df}.mobile-hidden{display:block}@media(max-width:1030px){.nav-inner>a{padding:10px 7px}.container{width:calc(100% - 40px)}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:768px){.container{width:calc(100% - 34px)}.top-strip span{display:none}.header-inner{min-height:68px}.search-inline{display:none}.menu-toggle{display:block}.main-nav{display:none;position:fixed;z-index:30;inset:0 auto 0 0;width:min(88vw,340px);overflow:auto;box-shadow:0 0 0 100vmax #27192699}.main-nav.open{display:block}.nav-inner{display:block;padding:30px 17px}.nav-inner>a{display:block;padding:10px 13px}.hero,.lead-layout{grid-template-columns:1fr}.hero{min-height:0;padding:25px}.hero-visual{min-height:0}.grid-3,.grid-2{grid-template-columns:1fr}.section{margin-top:32px}.section-title h2{font-size:21px}.page-head{padding:22px}.page-head 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