:root{
  --bg:#fdfdfb;
  --surface:#ffffff;
  --ink:#17171a;
  --ink-2:#4d4d52;
  --muted:#8a8a90;
  --rule:#e6e6e1;
  --rule-2:#d0d0c8;
  --accent:#2d4a7c;
  --accent-soft:#eef1f7;
}

*{box-sizing:border-box;margin:0;padding:0}

body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro SC","PingFang SC","Helvetica Neue",Arial,sans-serif;
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- 顶栏 ---------- */
.topbar{
  background:var(--bg);
  border-bottom:1px solid var(--rule);
  position:sticky;top:0;z-index:10;
  backdrop-filter:saturate(1.4) blur(6px);
}
.topbar-in{
  max-width:780px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;height:60px;
}
.brand{
  font-size:15px;font-weight:600;color:var(--ink);
  letter-spacing:.01em;text-decoration:none;
}
.brand:hover{text-decoration:none;color:var(--accent)}
.brand .en{
  font-size:10.5px;font-weight:400;color:var(--muted);
  letter-spacing:.14em;margin-left:8px;
}
.topnav{margin-left:auto;display:flex;gap:22px}
.topnav a{
  color:var(--ink-2);font-size:14px;text-decoration:none;
  padding:4px 0;border-bottom:1.5px solid transparent;
  transition:.15s;
}
.topnav a:hover{color:var(--ink);text-decoration:none}
.topnav a.on{color:var(--ink);border-bottom-color:var(--accent)}

/* ---------- 容器 ---------- */
.main{flex:1 0 auto;padding:52px 0 72px}
.wrap{max-width:780px;margin:0 auto;padding:0 24px;width:100%}

/* ---------- 页标题 ---------- */
h1.page-title{
  font-size:26px;font-weight:600;letter-spacing:-.01em;
  line-height:1.4;
}
.page-sub{
  font-size:14px;color:var(--muted);margin-top:6px;
}

/* ---------- 搜索 ---------- */
.search-box{margin-top:34px}
.search-row{
  display:flex;
  border:1px solid var(--rule-2);
  background:var(--surface);
  transition:.15s;
}
.search-row:focus-within{border-color:var(--accent)}
.search-row input{
  flex:1;border:0;outline:none;background:transparent;
  padding:13px 16px;font-size:15px;color:var(--ink);
  font-family:inherit;
}
.search-row input::placeholder{color:#b0b0b6}
.search-row button{
  border:0;border-left:1px solid var(--rule-2);
  background:var(--ink);color:#fff;
  padding:0 26px;font-size:14px;cursor:pointer;
  font-family:inherit;transition:.15s;
}
.search-row button:hover{background:var(--accent);border-left-color:var(--accent)}
.search-hint{
  font-size:13px;color:var(--muted);margin-top:10px;
}

/* ---------- 结果 ---------- */
.result{
  margin-top:44px;
  border-top:2px solid var(--ink);
}
.result-head{
  display:flex;align-items:baseline;gap:14px;
  padding:18px 0 16px;
  border-bottom:1px solid var(--rule);
}
.result-head .no{
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  font-size:21px;font-weight:600;letter-spacing:.02em;
}
.result-head .st{
  font-size:12.5px;color:var(--accent);
  background:var(--accent-soft);
  padding:2px 9px;border-radius:3px;
}
.result-head .st.pending{
  color:#b4453c;background:#fdf6f5;
  border:1px solid #e8cfcc;
}
.result-head .tm{
  margin-left:auto;font-size:12.5px;color:var(--muted);
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
}

dl.fields{margin-top:2px}
dl.fields > div{
  display:flex;gap:20px;
  padding:13px 0;
  border-bottom:1px solid var(--rule);
}
dl.fields > div:last-child{border-bottom:0}
dl.fields dt{
  flex:0 0 96px;
  color:var(--muted);font-size:13.5px;
  padding-top:1px;
}
dl.fields dd{
  flex:1;font-size:14.5px;color:var(--ink-2);
  word-break:break-word;
}
dl.fields dd.mono{
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  font-size:14px;
}
dl.fields dd.strong{color:var(--ink);font-weight:500}

/* ---------- 提示 ---------- */
.tip{
  margin-top:36px;
  padding:16px 18px;
  background:var(--surface);
  border:1px solid var(--rule);
  border-left:2px solid var(--rule-2);
  font-size:14px;color:var(--ink-2);
  line-height:1.8;
}
.tip.bad{border-left-color:#b4453c;background:#fdf6f5;color:#7a2f28}
.tip.good{border-left-color:#3f6b45;background:#f4f8f3;color:#2f5236}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-block;
  padding:9px 20px;
  background:var(--ink);color:#fff;
  font-size:14px;font-family:inherit;
  border:1px solid var(--ink);
  cursor:pointer;transition:.15s;
  text-decoration:none;
}
.btn:hover{background:var(--accent);border-color:var(--accent);text-decoration:none;color:#fff}
.btn.ghost{background:transparent;color:var(--ink-2);border-color:var(--rule-2)}
.btn.ghost:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.sm{padding:5px 13px;font-size:13px}
.btn.danger{background:transparent;color:#b4453c;border-color:#d9b8b4}
.btn.danger:hover{background:#b4453c;color:#fff;border-color:#b4453c}
.btn.ok{background:transparent;color:#3f6b45;border-color:#b8cdb9}
.btn.ok:hover{background:#3f6b45;color:#fff;border-color:#3f6b45}

/* ---------- 表单 ---------- */
form.form{margin-top:36px}
.field{margin-bottom:24px}
.field label{
  display:block;font-size:13.5px;color:var(--ink-2);
  margin-bottom:7px;
}
.field label .req{color:#b4453c;margin-left:2px}
.field input,.field textarea,.field select{
  width:100%;padding:11px 14px;
  border:1px solid var(--rule-2);background:var(--surface);
  font-size:14.5px;color:var(--ink);outline:none;
  font-family:inherit;transition:.15s;
}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--accent)}
.field textarea{resize:vertical;min-height:82px;line-height:1.7}
.field .hint{font-size:12.5px;color:var(--muted);margin-top:6px}

.picker{display:flex}
.picker input,.picker select{border-right:0}
.picker button{
  padding:0 16px;border:1px solid var(--rule-2);background:#f7f7f4;
  font-size:13px;cursor:pointer;color:var(--ink-2);white-space:nowrap;
  font-family:inherit;transition:.15s;
}
.picker button:hover{background:var(--rule);color:var(--ink)}

/* ---------- 规则 ---------- */
ol.rules{
  margin-top:34px;padding-left:0;list-style:none;counter-reset:r;
}
ol.rules li{
  counter-increment:r;
  position:relative;
  padding:12px 0 12px 30px;
  border-bottom:1px solid var(--rule);
  font-size:14.5px;color:var(--ink-2);line-height:1.8;
}
ol.rules li:last-child{border-bottom:0}
ol.rules li::before{
  content:counter(r) ".";
  position:absolute;left:0;top:12px;
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  font-size:12.5px;color:var(--muted);
}
ol.rules li.key{color:var(--ink);font-weight:500}

/* ---------- 名录 ---------- */
.registry{margin-top:38px;border-top:2px solid var(--ink)}
.registry .row{
  display:flex;align-items:baseline;gap:16px;
  padding:14px 0;
  border-bottom:1px solid var(--rule);
  color:var(--ink);text-decoration:none;
  transition:.12s;
}
.registry .row:hover{text-decoration:none;background:#fafaf7}
.registry .row:hover .nm{color:var(--accent)}
.c-no{
  flex:0 0 88px;
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  font-size:13px;color:var(--muted);letter-spacing:.02em;
}
.c-nm{flex:0 0 180px;font-size:14.5px;font-weight:500;transition:.12s}
.c-ds{flex:1;color:var(--muted);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.c-dt{
  flex:0 0 88px;text-align:right;color:var(--muted);
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  font-size:12px;
}

/* ---------- 统计 ---------- */
.stats{
  display:flex;gap:0;margin:30px 0 34px;
  border-top:1px solid var(--rule);
  border-bottom:1px solid var(--rule);
}
.stat{flex:1;padding:18px 0;border-right:1px solid var(--rule)}
.stat:last-child{border-right:0}
.stat .n{
  font-size:24px;font-weight:600;
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  line-height:1.2;
}
.stat .l{font-size:12.5px;color:var(--muted);margin-top:3px}
.stat.hot .n{color:#b4453c}

/* ---------- 后台表格 ---------- */
.tbl-wrap{margin-top:30px}
.tbl-title{
  font-size:13px;color:var(--muted);letter-spacing:.04em;
  margin-bottom:10px;
}
table.tbl{width:100%;border-collapse:collapse}
table.tbl th{
  text-align:left;padding:9px 12px 9px 0;
  border-bottom:1px solid var(--rule-2);
  font-size:12.5px;color:var(--muted);font-weight:400;
}
table.tbl td{
  padding:13px 12px 13px 0;
  border-bottom:1px solid var(--rule);
  font-size:13.5px;vertical-align:top;color:var(--ink-2);
}
table.tbl tr:last-child td{border-bottom:0}
table.tbl .mono{
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  font-size:13px;color:var(--ink);
}
.ops{display:flex;gap:6px;flex-wrap:nowrap;white-space:nowrap}

/* ---------- 徽标 ---------- */
.badge-box{
  margin-top:36px;padding:18px 20px;
  background:var(--surface);border:1px solid var(--rule);
}
.badge-box .lb{font-size:12.5px;color:var(--muted);margin-bottom:10px}
.beian-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;
  border:1px solid var(--rule-2);background:var(--bg);
  color:var(--ink-2);font-size:13px;text-decoration:none;
  transition:.15s;
}
.beian-badge:hover{
  background:var(--ink);color:#fff;border-color:var(--ink);text-decoration:none;
}

.snip{
  font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
  font-size:12.5px;line-height:1.7;
  background:#f7f7f4;
  border:1px solid var(--rule);
  padding:12px 14px;
  color:var(--ink-2);
  white-space:pre-wrap;
  word-break:break-all;
  overflow-x:auto;
}

/* ---------- 页脚 ---------- */
.foot{
  flex:0 0 auto;
  border-top:1px solid var(--rule);
  padding:28px 24px;
  text-align:center;
  font-size:12.5px;color:var(--muted);line-height:1.9;
}
.foot a{color:var(--muted)}
.foot a:hover{color:var(--accent)}

/* ---------- 响应式 ---------- */
@media (max-width:680px){
  .main{padding:36px 0 52px}
  h1.page-title{font-size:22px}
  .brand .en{display:none}
  .topnav{gap:16px}
  .topnav a{font-size:13.5px}
  dl.fields dt{flex:0 0 76px;font-size:13px}
  dl.fields dd{font-size:14px}
  .c-nm{flex:0 0 120px}
  .c-ds{display:none}
  .c-dt{flex:0 0 76px;font-size:11.5px}
  .c-no{flex:0 0 76px;font-size:12px}
  .result-head .no{font-size:18px}
}