:root{--primary:#206bc4;--navy:#14263d;--bg:#f3f6fa;--surface:#fff;--text:#182433;--muted:#52657a;--border:#e3e9f0;--radius:14px;--shadow:0 2px 8px rgba(20,42,70,.05)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}a{color:var(--primary);text-decoration:none}button,input{font:inherit}button,.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:9px 16px;border:1px solid transparent;border-radius:8px;background:var(--primary);color:#fff;font-weight:600;cursor:pointer}button:hover,.button:hover{background:#1a5aa8}button:disabled{opacity:.45;cursor:default}a:focus-visible,button:focus-visible,input:focus-visible,.page-viewport:focus-visible{outline:3px solid #438de4;outline-offset:3px}[hidden]{display:none!important}svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.7;flex-shrink:0}
.reader-sidebar{position:fixed;inset:0 auto 0 0;width:264px;background:var(--navy);color:#b7c7da;padding:28px 18px;display:flex;flex-direction:column}.reader-brand{color:#fff;font-size:28px;font-weight:750;padding:0 10px 30px;display:flex;align-items:center;gap:12px}.reader-brand .brand-mark{flex:0 0 40px;width:40px;height:40px;border-radius:9px;background:#f4f8fd;display:grid;place-items:center;box-shadow:0 2px 8px rgba(10,34,70,.18);overflow:hidden}.reader-brand .brand-mark img{display:block;width:100%;max-width:100%;height:100%;max-height:100%;object-fit:contain;padding:4px}.reader-brand .brand-text{display:flex;flex-direction:column;min-width:0}.reader-brand .brand-text span{display:block;font-size:13px;font-weight:400;color:#bdcada;margin-top:4px}.nav-label{font-size:12px;letter-spacing:1px;padding:12px;color:#9fb3cb}.reader-sidebar nav{display:grid;gap:6px}.reader-sidebar nav a{display:flex;align-items:center;gap:14px;min-height:50px;padding:12px;color:#c4d2e3;border-radius:10px;font-size:16px}.reader-sidebar nav a:hover{background:#203c5e;color:#fff}.reader-sidebar nav a[aria-current=page]{background:#1268df;color:#fff}.sidebar-home{color:#c4d2e3;padding:18px 12px;margin-top:24px;border-top:1px solid #2b4059}.sidebar-foot{margin:auto 12px 0;font-size:12px;color:#9fb3cb}.reader-shell{margin-left:264px;min-width:0}.reader-topbar{height:86px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 28px;background:#fff;border-bottom:1px solid var(--border);color:var(--muted)}.reader-topbar a{font-weight:600;min-height:44px;display:flex;align-items:center}main{padding:28px;min-width:0}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px}.eyebrow{color:var(--primary);font-size:13px;font-weight:650;margin:0 0 4px}h1{font-size:30px;line-height:1.3;margin:0 0 8px}h2{font-size:20px;line-height:1.5;margin:0}.page-heading p:last-child{color:var(--muted);margin:0}.count{white-space:nowrap;color:var(--muted);background:#e9eff7;padding:6px 12px;border-radius:20px;font-size:13px}.status-card{padding:48px 24px;text-align:center;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.status-card p{color:var(--muted);margin:10px 0 20px}.status-card button,.status-card a{margin:4px}.list-group{margin:0 0 26px}.list-group>h2{font-size:16px;color:var(--muted);margin:0 0 12px}.document-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.document-card{display:flex;align-items:flex-start;gap:16px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);color:var(--text);min-height:144px;overflow-wrap:anywhere}.document-card:hover{border-color:#a6c6ed;box-shadow:0 8px 22px rgba(20,42,70,.1)}.document-icon{background:#eaf2ff;color:var(--primary);padding:10px;border-radius:10px;display:flex;flex-shrink:0}.document-card h3{font-size:17px;line-height:1.5;margin:0 0 10px}.document-card p{margin:0;color:var(--muted);font-size:13px}.document-card .open-label{display:block;margin-top:14px;font-weight:600;color:var(--primary);font-size:14px}
.native-document{padding:24px;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);overflow-wrap:anywhere}.native-document p{color:var(--muted);margin:12px 0 0}.native-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.category{font-size:13px;color:var(--muted)}.secondary{background:#fff;color:var(--primary);border:1px solid #c9daee}.secondary:hover{background:#eaf2ff}
@media(max-width:1450px){.document-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.reader-sidebar{position:static;width:auto;padding:14px 18px;display:block}.reader-brand{font-size:22px;padding:0;gap:9px}.reader-brand .brand-mark{flex-basis:32px;width:32px;height:32px;overflow:hidden}.reader-brand .brand-text span,.nav-label,.sidebar-home,.sidebar-foot{display:none}.reader-sidebar nav{display:flex;gap:8px;margin-top:12px}.reader-sidebar nav a{font-size:14px;min-height:44px;padding:9px 12px;gap:7px}.reader-sidebar svg{width:18px;height:18px}.reader-shell{margin-left:0}.reader-topbar{height:64px;padding:0 18px}.document-grid{grid-template-columns:repeat(2,minmax(0,1fr))}main{padding:22px 18px}}
@media(max-width:600px){main{padding:20px 16px}.page-heading{align-items:flex-start;margin-bottom:20px}.page-heading h1{font-size:28px}.page-heading p:last-child{font-size:14px}.count{font-size:12px;padding:5px 9px}.document-grid{grid-template-columns:minmax(0,1fr);gap:12px}.document-card{padding:20px;min-height:130px}.reader-topbar{font-size:13px;padding:0 16px}.reader-sidebar{padding:14px 16px}.reader-sidebar nav{gap:4px;justify-content:space-between}.reader-sidebar nav a{padding:9px 10px}.status-card{padding:36px 18px}.native-document{padding:20px}.native-actions .button,.native-actions button{width:100%}}

.reading-search{display:flex;align-items:center;gap:12px;margin:0 0 24px;flex-wrap:wrap}.reading-search label{font-weight:600}.reading-search input{flex:1;min-width:160px;min-height:44px;border:1px solid #b8c9da;border-radius:8px;padding:10px 12px;color:var(--text);font-size:16px}.reading-search input::placeholder{color:var(--muted)}.document-meta{font-size:12px!important;margin-top:6px!important}