:root{--text:#222;--muted:#666;--line:#d5d5d5;--soft:#f5f6f8;--accent:#174c8e}
*{box-sizing:border-box}
[hidden],.hidden{display:none!important}
body{max-width:var(--page-width,1000px);margin:0 auto;padding:18px 18px 56px;background:#fff;color:var(--text);font:14px/1.55 Arial,Helvetica,sans-serif}
h1{font-size:24px;margin:0 0 6px}
h2{font-size:20px;margin:0 0 12px}
h3{font-size:16px;margin:26px 0 8px;padding-bottom:4px;border-bottom:1px solid #eee}
p{margin:0 0 10px;color:#333}
a{color:var(--accent)}
small,.muted{color:var(--muted)}
button,input,select,textarea{font:inherit;border-radius:2px}
button{padding:5px 10px;background:#f6f6f6;border:1px solid #aaa;color:var(--text);cursor:pointer}
button:hover{background:#eaeaea}
button:disabled{cursor:not-allowed;opacity:.55}
input,select{padding:5px 8px;border:1px solid #bbb;background:#fff}
textarea{width:100%;height:260px;padding:10px;border:1px solid #bbb;resize:vertical}
code,pre,textarea{font:13px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace}
code{background:var(--soft);border:1px solid #e3e3e3;padding:0 4px}
pre{background:var(--soft);border:1px solid var(--line);padding:10px 12px;overflow:auto;margin:0 0 12px}
.primary,.enter{background:var(--accent);border:1px solid var(--accent);color:#fff}
.primary:hover,.enter:hover{background:#0f3a6e}
.enter{display:inline-block;padding:5px 10px;text-decoration:none;border-radius:2px}
:focus-visible{outline:2px solid #7aa4d8;outline-offset:1px}
table{border-collapse:collapse;width:100%;margin:0 0 12px}
td,th{border:1px solid #ddd;padding:6px 9px;text-align:left;vertical-align:top}
th{background:#f4f4f4}
.scroll{overflow:auto}
.panel{border:1px solid var(--line);padding:12px;background:#fff}
nav{display:flex;flex-wrap:wrap;margin:8px 0 20px;border-bottom:1px solid #bbb}
nav a{padding:8px 12px;text-decoration:none;border-bottom:2px solid transparent;margin-bottom:-1px}
nav a:hover{background:var(--soft)}
nav a.active{color:var(--text);font-weight:bold;border-bottom-color:var(--accent)}
dialog{max-width:min(600px,calc(100% - 24px));border:1px solid #aaa;padding:18px;color:var(--text)}
dialog::backdrop{background:#0005}
.admin-page{--page-width:1100px}
.admin-page section{background:#fff;border:1px solid var(--line);padding:12px;margin:18px 0}
.admin-page table{margin:12px 0}
.admin-page #message{white-space:pre-wrap;color:#a32929}
.admin-page nav a{border-bottom-color:var(--accent)}
@media(max-width:650px){body{padding:12px}.admin-page form>input{max-width:100%;margin-bottom:6px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}