:root{font-family:"Segoe UI","Malgun Gothic",sans-serif;color:#242424;background:#f5f6f8;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}a{color:#365ba5}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer}button:disabled{cursor:wait;opacity:.6}:focus-visible{outline:3px solid #4265ad;outline-offset:3px}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 32px;background:#fff;border-bottom:1px solid #ddd}.brand{font-size:21px;font-weight:700;text-decoration:none;color:inherit}.brand span{font-size:13px;background:#eaf1ff;color:#365ba5;padding:5px 9px;border-radius:5px;margin-left:8px}.login-link,#viewer-refresh{padding:10px 18px;border:1px solid #bdc7d8;border-radius:5px;background:#fff;text-decoration:none}
main{max-width:1500px;margin:auto;padding:28px 32px}.heading{display:flex;align-items:center;justify-content:space-between;gap:16px}h1{font-size:26px;margin:0 0 10px}.heading p,#document-meta{color:#626b7b;line-height:1.6}.heading p{margin:0}#viewer-nav{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}#viewer-nav button{padding:12px 18px;border:1px solid #d4dbe5;border-radius:6px;background:#fff}#viewer-nav button[aria-current=page]{background:#4265ad;border-color:#4265ad;color:#fff}#viewer-status{min-height:24px;color:#52617b}#viewer-status.error{color:#a4262c}
.viewer-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:22px;align-items:start}.library,.document{background:#fff;border:1px solid #dce1e8;border-radius:8px;padding:22px;min-width:0}h2{font-size:20px;margin:0 0 18px;overflow-wrap:anywhere}#viewer-list{display:grid;gap:10px;max-height:65vh;overflow:auto}.file-item{text-align:left;border:1px solid #dce1e8;border-radius:6px;padding:14px;background:#fff;overflow-wrap:anywhere;color:inherit}.file-item[aria-pressed=true]{border-color:#4265ad;background:#edf3ff}.file-item small{display:block;margin-top:7px;color:#626b7b}.document{min-height:440px}.prose{line-height:1.85;overflow-wrap:anywhere}.prose img,.prose video{max-width:100%;height:auto}.prose table{display:block;max-width:100%;overflow-x:auto;border-collapse:collapse}.prose th,.prose td{border:1px solid #ddd;padding:8px 12px}.prose pre,.md-content{white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;line-height:1.7}.prose blockquote{margin-left:0;padding:8px 18px;border-left:4px solid #4265ad;background:#f1f5fb}.md-file+.md-file{margin-top:26px;border-top:1px solid #ddd;padding-top:20px}.md-file h3{overflow-wrap:anywhere}.md-author{color:#626b7b;font-size:14px}.md-content{font-family:ui-monospace,Consolas,monospace;background:#f6f7f9;border-radius:6px;padding:16px}.empty{color:#626b7b;line-height:1.7}
@media(max-width:800px){.topbar{padding:16px}main{padding:22px 16px}.viewer-layout{grid-template-columns:1fr}.library,.document{padding:18px}#viewer-list{max-height:280px}.brand{font-size:17px}.heading{align-items:flex-start}h1{font-size:23px}#viewer-refresh{white-space:nowrap}.document{min-height:280px}#viewer-nav button{padding:10px 12px}}