:root{
  --bg:#f6f7fb; --card:#ffffff; --line:#e6e8f0; --text:#14161f; --muted:#5b6070;
  --brand:#2E7D32; --brand-soft:#e8f3e9; --accent:#1565C0; --warn:#A65400; --warn-soft:#fff4e5;
  --err:#BF360C; --err-soft:#fdecea; --info-soft:#e8f0fb; --code:#f3f4f8;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0b0d14; --card:#151926; --line:#262b3b; --text:#eef0f6; --muted:#a2a8b8;
    --brand:#5fd068; --brand-soft:#16301b; --accent:#6aa8ff; --warn:#f0a050; --warn-soft:#33240f;
    --err:#ff8a65; --err-soft:#3a1d14; --info-soft:#14223a; --code:#10131c;
  }
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--bg);color:var(--text);font:15px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
header.top{background:var(--card);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:14px;padding-top:14px;padding-bottom:14px;flex-wrap:wrap}
header.top h1{font-size:20px;margin:0;display:flex;align-items:center;gap:8px}
header.top h1 .mdi{color:var(--brand);font-size:24px}
header.top p{margin:0;color:var(--muted);font-size:14px;flex:1 1 360px}
nav.tools{display:flex;gap:4px;flex-wrap:wrap;font-size:14px}
nav.tools a{padding:4px 10px;border-radius:4px;text-decoration:none;color:var(--muted)}
nav.tools a.on,nav.tools a:hover{background:var(--brand-soft);color:var(--brand)}
main.wrap{padding-top:16px;padding-bottom:40px}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:16px;margin-bottom:16px}
.card h2{font-size:17px;margin:0 0 10px;display:flex;align-items:center;gap:6px}
.drop{border:2px dashed var(--line);border-radius:8px;padding:28px 16px;text-align:center;cursor:pointer;background:var(--card);transition:border-color .15s}
.drop:hover,.drop.over{border-color:var(--brand)}
.drop .mdi{font-size:40px;color:var(--brand)}
.drop strong{display:block;font-size:16px;margin:4px 0}
.drop small{color:var(--muted)}
.privacy{color:var(--muted);font-size:13px;margin:8px 0 0;display:flex;align-items:center;gap:4px;justify-content:center}
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:6px;padding:7px 14px;font:inherit;font-size:14px;cursor:pointer;text-decoration:none}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{opacity:.9;color:#fff}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}
.stat{background:var(--bg);border-radius:6px;padding:10px 12px}
.stat b{display:block;font-size:22px;line-height:1.2}
.stat span{color:var(--muted);font-size:13px}
.tabs{display:flex;gap:4px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin-bottom:12px}
.tabs button{border:0;background:none;color:var(--muted);font:inherit;padding:8px 14px;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button.on{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:500}
.scroll-x{overflow-x:auto}
code,pre,textarea.code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}
pre:not(.ai2-block-preview-code){background:var(--code);border:1px solid var(--line);border-radius:6px;padding:12px;overflow:auto;max-height:520px;margin:0;white-space:pre}
textarea.code{width:100%;min-height:220px;background:var(--code);color:var(--text);border:1px solid var(--line);border-radius:6px;padding:10px;resize:vertical}
.tree{font-size:14px;line-height:1.8;max-height:520px;overflow:auto}
.tree .t{color:var(--muted);font-size:12px;margin-left:6px}
.issue{border-left:4px solid var(--line);background:var(--bg);border-radius:4px;padding:10px 12px;margin-bottom:8px}
.issue.error{border-color:var(--err);background:var(--err-soft)}
.issue.warn{border-color:var(--warn);background:var(--warn-soft)}
.issue.info{border-color:var(--accent);background:var(--info-soft)}
.issue h3{margin:0;font-size:15px;display:flex;gap:6px;align-items:center;word-break:break-all}
.issue p{margin:4px 0 0;font-size:14px;word-break:break-all}
.issue .fix{color:var(--brand)}
.issue.error h3 .mdi{color:var(--err)} .issue.warn h3 .mdi{color:var(--warn)} .issue.info h3 .mdi{color:var(--accent)}
.verdict{font-size:16px;font-weight:600;display:flex;align-items:center;gap:8px;margin-bottom:12px;flex-wrap:wrap;word-break:break-all}
.verdict .mdi{font-size:26px}
.verdict.ok .mdi{color:var(--brand)} .verdict.bad .mdi{color:var(--err)} .verdict.mid .mdi{color:var(--warn)}
.msg{padding:10px 12px;border-radius:6px;background:var(--err-soft);color:var(--err);margin:10px 0}
.loading{color:var(--muted);display:flex;gap:6px;align-items:center}
.cta{background:var(--brand-soft);border:1px solid var(--line);border-radius:8px;padding:16px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.cta p{margin:0;flex:1 1 320px}
.faq details{border-top:1px solid var(--line)}
.faq details:first-of-type{border-top:0}
.faq summary{cursor:pointer;list-style:none;padding:10px 0;font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:8px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"\F0140";font-family:"Material Design Icons";font-weight:normal;color:var(--muted);font-size:18px;transition:transform .15s}
.faq details[open] summary::after{transform:rotate(180deg)}
.faq summary:hover{color:var(--brand)}
.faq p{margin:0 0 12px;color:var(--muted);font-size:14px}
.pill{display:inline-block;font-size:12px;padding:0 6px;border-radius:10px;background:var(--bg);color:var(--muted);margin-left:4px}
.preview-host{background:#fff;border:1px solid var(--line);border-radius:6px;padding:8px;overflow:auto}
footer{color:var(--muted);font-size:13px;text-align:center;padding:20px 0 30px}
.hub-page main.wrap{max-width:880px;padding-top:0}
.hero{text-align:center;padding:72px 0 44px}
.hero .eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--brand);background:var(--brand-soft);padding:4px 12px;border-radius:999px}
.hero h1{font-size:36px;line-height:1.25;margin:18px 0 10px;letter-spacing:.5px}
.hero p{color:var(--muted);font-size:16px;margin:0}
.hub{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:28px}
.hub a.card{display:flex;flex-direction:column;text-decoration:none;color:var(--text);padding:28px;margin:0;border-radius:14px;transition:border-color .15s,box-shadow .15s,transform .15s}
.hub a.card:hover{border-color:var(--brand);box-shadow:0 8px 28px rgba(20,22,31,.08);transform:translateY(-2px)}
.hub .ico{width:52px;height:52px;border-radius:12px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.hub .ico .mdi{font-size:28px;color:var(--brand)}
.hub h2{font-size:19px;margin:0 0 8px}
.hub p{color:var(--muted);font-size:14px;margin:0;flex:1}
.hub .go{margin-top:20px;font-size:14px;color:var(--brand);display:inline-flex;align-items:center;gap:4px}
.hub a.card:hover .go .mdi{transform:translateX(3px)}
.hub .go .mdi{transition:transform .15s}
.hub-page .cta{border-radius:14px;padding:20px 24px}
@media (max-width:600px){.hero{padding:44px 0 28px}.hero h1{font-size:28px}.hub a.card{padding:22px}}
@media (max-width:600px){
  table.member td{display:block;border-bottom:0;padding:2px 0}
  table.member tr{display:block;border-bottom:1px solid var(--line);padding:6px 0}
}