/* Navigation only. Existing content, brand palette and animation files are retained. */
.nav5-primary{display:flex;gap:6px;background:#fff5ec;padding:5px;border:1px solid #ffdfc3;border-radius:11px;flex:none}
.nav5-primary a{display:block;padding:10px 22px;border-radius:7px;font:600 13px/1.5 "Microsoft YaHei",sans-serif;color:#8b7667;text-decoration:none;white-space:nowrap}
.nav5-primary a[aria-current=page]{color:#fff;background:#ff7111;box-shadow:0 3px 9px #ff741a22}
.nav5-primary a:focus-visible,.nav5-header a:focus-visible,.showcase-section-nav a:focus-visible{outline:3px solid #ffb278;outline-offset:3px}
.nav5-header{position:relative;background:#fff;color:#15213a;border-bottom:1px solid #ffdfc3;font:13px/1.6 "Microsoft YaHei",sans-serif;z-index:5}
.nav5-top{max-width:1440px;margin:auto;min-height:86px;padding:16px 28px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav5-brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex:none}
.nav5-brand>span{background:#ff710a;color:white;font-size:16px;font-weight:800;border-radius:11px;display:grid;place-items:center;width:44px;height:44px}
.nav5-brand strong{font-size:24px;line-height:1.2;color:#15213a}.nav5-brand b{color:#ff6b00}.nav5-brand small{display:block;margin-top:7px;font-size:7px;letter-spacing:1.6px;color:#8c99ae;font-weight:400}
.nav5-caption{font-size:11px;color:#9ba3af}.nav5-worknav,.nav5-subnav{display:flex;align-items:center;gap:28px;max-width:1384px;margin:auto;overflow-x:auto;white-space:nowrap;padding:0 0;scrollbar-width:thin}
.nav5-worknav{border-top:1px solid #fff0e3}.nav5-worknav a{position:relative;flex:none;padding:16px 3px;color:#77849b;text-decoration:none;font-weight:600}
.nav5-worknav a[aria-current=page]{color:#ed6914}.nav5-worknav a[aria-current=page]:after{content:"";position:absolute;bottom:0;left:0;right:0;background:#ff7619;height:3px;border-radius:4px}
.nav5-subnav{gap:8px;padding:13px 0 15px}.nav5-subnav[hidden]{display:none}.nav5-subnav a{padding:6px 13px;border-radius:6px;color:#8a93a0;font-size:12px;text-decoration:none}
.nav5-subnav a[aria-current=page]{color:#c86015;background:#fff0e1}
body[data-site-area=management]>.sidebar,body[data-site-area=management]>.op-sidebar{display:none}
body[data-site-area=management]>main{margin-left:0}
body[data-site-area=management] .topbar,body[data-site-area=management] .op-topbar,body[data-site-area=management] .v4-scope-page-bar{display:none}
body[data-site-area=management] .content,body[data-site-area=management] .op-content{max-width:1440px;margin:auto}
body[data-site-area=management] .ws5-wrap{max-width:1440px}
body[data-site-area=management] .ws5-rolebar{background:white;border-color:#ffe1c8}
body[data-site-area=management] .ws5-rolebar b{color:#a56538}
body[data-site-area=management] .section{padding:28px 0}
body[data-site-area=management] .section>.wrap{max-width:1384px;width:calc(100% - 56px)}
.nav5-showcase-header .header-inner{min-height:82px;height:auto;gap:24px}
.nav5-showcase-header .header-inner>.nav5-primary{margin-left:auto;margin-right:auto}
.nav5-showcase-header .menu-button{display:none!important}
.nav5-showcase-header nav.showcase-section-nav{display:flex;position:static;max-width:1384px;width:calc(100% - 56px);margin:auto;gap:27px;align-items:center;overflow-x:auto;white-space:nowrap;box-shadow:none;border:0;border-top:1px solid #fff1e5;padding:0;background:white;scrollbar-width:thin}
.nav5-showcase-header nav.showcase-section-nav a{display:block;flex:none;font-size:12px;padding:12px 0;color:#8290a7;position:relative}
.nav5-showcase-header nav.showcase-section-nav a.active{color:#f36b12}
.nav5-showcase-header nav.showcase-section-nav a.active:after{bottom:0}
.nav5-showcase-header .nav5-inline-tag{font-size:9px;margin-left:5px;color:#a77c59}
.nav5-showcase-header .reading-progress{bottom:0}
body[data-site-area=showcase] main section[id]{scroll-margin-top:145px}
body[data-site-area=showcase] .book-availability-panel{display:none}
.nav5-internal{display:inline-flex;padding:3px 9px;border:1px solid #ffd0aa;background:#fff1e5;border-radius:6px;font-size:10px;color:#b46a32;font-weight:500}
.nav5-area-note{font-size:11px;color:#8c7d6d;line-height:1.8}
.nav5-start{max-width:1060px;margin:60px auto;padding:0 24px;color:#15213a}.nav5-start h1{font-size:35px;margin:0 0 12px}.nav5-start>p{color:#8b94a5;font-size:14px}.nav5-entry-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:32px}.nav5-entry{background:#fff;border:1px solid #ffddc0;border-radius:17px;padding:32px;display:flex;flex-direction:column;gap:17px}.nav5-entry>small{color:#e3782d;letter-spacing:2px}.nav5-entry h2{font-size:26px;margin:0}.nav5-entry p{color:#8792a4;font-size:13px;line-height:1.9;margin:0}.nav5-entry ul{padding-left:20px;color:#64758e;font-size:13px;line-height:2.2}.nav5-entry>a{display:block;margin-top:auto;background:#ff7315;border-radius:8px;padding:13px;color:white;text-decoration:none;text-align:center;font-size:14px}
.nav5-start-footer{font-size:11px;color:#9aa1aa;margin:25px 0}
@media(max-width:1440px){.nav5-worknav,.nav5-subnav{margin-left:28px;margin-right:28px}}
@media(max-width:850px){.nav5-caption{display:none}.nav5-top{padding:14px 20px;min-height:77px}.nav5-worknav,.nav5-subnav{margin-left:20px;margin-right:20px}.nav5-worknav{gap:24px}.nav5-showcase-header .header-inner{min-height:76px;gap:14px}.nav5-showcase-header .header-cta{display:none}.nav5-showcase-header .header-inner>.nav5-primary{margin:0 0 0 auto}.nav5-showcase-header nav.showcase-section-nav{width:calc(100% - 40px);gap:24px}.nav5-brand strong{font-size:21px}.nav5-primary a{padding:9px 14px;font-size:12px}}
@media(max-width:540px){.nav5-top{padding:14px;gap:12px}.nav5-brand{gap:7px}.nav5-brand>span{width:35px;height:35px;font-size:13px}.nav5-brand strong{font-size:18px}.nav5-brand small{font-size:5px;letter-spacing:1px}.nav5-primary{padding:4px;gap:2px}.nav5-primary a{font-size:11px;padding:8px 11px}.nav5-worknav,.nav5-subnav{margin-left:14px;margin-right:14px}.nav5-worknav a{font-size:12px;padding:13px 1px}.nav5-worknav{gap:21px}.nav5-subnav a{font-size:11px;padding:6px 10px}.nav5-showcase-header .header-inner{gap:8px;min-height:74px}.nav5-showcase-header nav.showcase-section-nav{width:calc(100% - 28px);gap:21px}.nav5-showcase-header nav.showcase-section-nav a{font-size:11px;padding:10px 0}.nav5-showcase-header .brand{font-size:18px}.nav5-showcase-header .brand-icon{width:35px;height:35px;font-size:15px}.nav5-showcase-header .brand small{font-size:5px;letter-spacing:1px}.nav5-entry-grid{grid-template-columns:1fr}.nav5-start{margin:32px auto;padding:0 16px}.nav5-start h1{font-size:27px}.nav5-entry{padding:25px}.nav5-entry h2{font-size:24px}body[data-site-area=management] .section>.wrap{width:calc(100% - 28px)}}