:root{
  --ink:#323232; --ink-soft:#5d5d5d; --line:#ddd6c9; --bg:#f6f2ea; --card:#fff;
  --blue:#6693c9; --blue-dark:#4a74a6; --green:#5f7d52; --red:#a4503f; --yellow:#e8dca0;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;font-size:17px;line-height:1.5}
a{color:var(--blue-dark)}
.wrap{max-width:900px;margin:0 auto;padding:0 18px 80px}
header.top{background:var(--ink);color:#fff;padding:14px 0;margin-bottom:26px}
header.top .wrap{padding-bottom:0;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
header.top a{color:#fff;text-decoration:none}
header.top .brand{font-size:19px;font-weight:600}
header.top nav a{margin-left:16px;font-size:16px;opacity:.9}
header.top nav a:hover,header.top nav a.on{opacity:1;text-decoration:underline;text-underline-offset:4px}
h1{font-size:28px;line-height:1.25;margin:0 0 6px;font-weight:600}
h2{font-size:21px;margin:34px 0 10px;font-weight:600}
p.sub{color:var(--ink-soft);margin:0 0 22px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:14px}
.row{display:flex;gap:14px;align-items:flex-start}
.row img.thumb{width:92px;height:68px;object-fit:cover;border-radius:8px;flex:0 0 auto;background:#eee}
.row .grow{flex:1 1 auto;min-width:0}
.meta{color:var(--ink-soft);font-size:15px;margin:2px 0 0}
.title{font-size:19px;font-weight:600;margin:0;word-wrap:break-word}
.tools{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;align-items:center}
.btn{display:inline-block;border:1px solid var(--ink);background:var(--ink);color:#fff;border-radius:999px;
  padding:9px 18px;font-size:16px;text-decoration:none;cursor:pointer;font-family:inherit}
.btn:hover{background:#000}
.btn.light{background:#fff;color:var(--ink)}
.btn.light:hover{background:#f0ece3}
.btn.small{padding:6px 13px;font-size:15px}
.btn.danger{background:#fff;color:var(--red);border-color:var(--red)}
.btn.danger:hover{background:var(--red);color:#fff}
.flag{display:inline-block;border-radius:999px;padding:3px 11px;font-size:14px;border:1px solid var(--line)}
.flag.on{background:#e7efe3;border-color:#c3d6ba;color:var(--green)}
.flag.off{background:#f1ede6;color:var(--ink-soft)}
.flag.ext{background:#eef2f8;border-color:#cfdcec;color:var(--blue-dark)}
label{display:block;margin:18px 0 5px;font-weight:600;font-size:16px}
label .hint{display:block;font-weight:400;color:var(--ink-soft);font-size:15px;margin-top:2px}
input[type=text],input[type=url],input[type=password],textarea,select{
  width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;background:#fff;
  font-family:inherit;font-size:17px;color:var(--ink)}
textarea{min-height:120px;line-height:1.5;resize:vertical}
textarea.big{min-height:280px}
input:focus,textarea:focus,select:focus{outline:2px solid var(--blue);outline-offset:1px;border-color:var(--blue)}
.check{display:flex;align-items:flex-start;gap:10px;margin:16px 0}
.check input{width:20px;height:20px;margin-top:2px;flex:0 0 auto}
.check span{font-weight:600}
.note{background:#fff;border-left:4px solid var(--blue);border-radius:0 10px 10px 0;padding:12px 16px;margin:16px 0;font-size:16px}
.note.ok{border-color:var(--green)}
.note.warn{border-color:var(--red)}
details.block{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:0;margin:14px 0}
details.block>summary{cursor:pointer;padding:15px 20px;font-weight:600;list-style:none;display:flex;justify-content:space-between}
details.block>summary::-webkit-details-marker{display:none}
details.block>summary::after{content:"+";font-size:22px;line-height:1}
details.block[open]>summary::after{content:"–"}
details.block .inner{padding:0 20px 20px}
.sticky{position:sticky;bottom:0;background:rgba(246,242,234,.96);border-top:1px solid var(--line);
  padding:12px 0;margin-top:26px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.preview{max-width:220px;border-radius:9px;display:block;margin:8px 0}
.list-sep{height:1px;background:var(--line);margin:26px 0}
.inline{display:inline}
@media (max-width:600px){
  body{font-size:16px}
  .wrap{padding:0 14px 90px}
  h1{font-size:24px}
  .row{gap:10px}
  .row img.thumb{width:64px;height:52px}
  .btn{padding:10px 16px}
}