:root{
  --bg:#f4f6f8; --card:#ffffff; --line:#e5e9ef; --line2:#eef1f5;
  --text:#1a2330; --muted:#8a94a3; --accent:#1a73e8;
  --good:#22a35c; --warn:#d9931e; --bad:#d64545; --chip:#f2f5f8;
}
[data-theme="dark"]{
  --bg:#0e1116; --card:#161b22; --line:#2a3340; --line2:#222a35;
  --text:#e8edf3; --muted:#8b95a5; --accent:#4da3ff; --chip:#1c232e;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--text);font:15px/1.65 -apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;-webkit-text-size-adjust:100%}
.tabbar{position:sticky;top:0;z-index:10;background:var(--card);border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 8px}
.tabs{display:flex;gap:2px;overflow-x:auto;flex:1;scrollbar-width:none;justify-content:safe center}
.tabs::-webkit-scrollbar{display:none}
.tab{border:none;background:none;color:var(--muted);font-size:15px;padding:14px 14px;cursor:pointer;white-space:nowrap;border-bottom:2px solid transparent}
.tab.active{color:var(--text);font-weight:700;border-bottom-color:var(--text)}
.tab .t-short{display:none}
@media(max-width:900px){.tab .t-full{display:none}.tab .t-short{display:inline}}
.theme-btn{border:1px solid var(--line);background:var(--card);color:var(--text);width:34px;height:34px;border-radius:50%;cursor:pointer;font-size:16px;margin:6px 4px;flex:none}
.wrap{max-width:960px;margin:0 auto;padding:20px 16px 60px}
h1{font-size:26px;margin:6px 0 4px;letter-spacing:.5px;text-align:center}
h2{font-size:19px;margin:26px 0 8px}
.sub{color:var(--muted);margin-bottom:16px;text-align:center}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:16px}
.card.pad0{padding:0;overflow:hidden}
.lbl{font-size:12px;color:var(--muted);letter-spacing:1px;margin-bottom:6px}
.muted{color:var(--muted)} .small{font-size:13px}
.ip-big{font-size:30px;font-weight:800;display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-variant-numeric:tabular-nums}
.ip-big img{width:34px;height:24px;border-radius:4px;object-fit:cover}
.geo{font-size:17px;margin-top:8px}
.btn{border:1px solid var(--line);background:var(--chip);color:var(--text);border-radius:8px;padding:8px 16px;cursor:pointer;font-size:14px}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}
.btn.tiny{font-size:12px;padding:4px 10px}
.link{color:var(--text);text-decoration:none;font-size:14px}
.row-between{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}
@media(max-width:560px){.mini-grid{grid-template-columns:1fr 1fr}}
.mini{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.mini-top{display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px}
.mini-top img{width:18px;height:18px;border-radius:4px}
.mini-top .flag{width:20px;height:14px}
.mini-ms{margin-left:auto;color:var(--good);font-weight:700;font-variant-numeric:tabular-nums}
.dots{display:flex;gap:3px;margin-top:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--line)}
.dot.good{background:var(--good)} .dot.warn{background:var(--warn)} .dot.bad{background:var(--bad)} .dot.timeout{background:var(--line);opacity:.5}
.dot.pending{background:var(--line)}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:10px;padding:8px 14px;font-variant-numeric:tabular-nums;cursor:pointer;background:var(--card)}
.chip img{width:24px;height:17px;border-radius:3px;object-fit:cover}
.chip b{font-weight:600}
.tbl{width:100%;border-collapse:collapse;font-size:14px;min-width:620px}
.tbl th{text-align:left;color:var(--muted);font-weight:500;font-size:13px;padding:12px;border-bottom:1px solid var(--line);background:var(--card)}
.tbl td{padding:11px 12px;border-bottom:1px solid var(--line2);vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.site{display:flex;align-items:center;gap:9px;font-weight:600}
.site img{width:18px;height:18px;border-radius:4px}
.flag{width:26px;height:18px;border-radius:3px;object-fit:cover;vertical-align:-3px;margin-right:6px}
.ipcell{font-variant-numeric:tabular-nums;font-weight:600;word-break:break-all}
.st{font-size:12px;border-radius:20px;padding:2px 10px;display:inline-block;white-space:nowrap}
.st.ok{background:rgba(34,163,92,.14);color:var(--good)}
.st.run{background:rgba(26,115,232,.12);color:var(--accent)}
.st.err{background:rgba(214,69,69,.12);color:var(--bad)}
.st.wait{background:var(--chip);color:var(--muted)}
.bar{height:6px;border-radius:3px;background:linear-gradient(90deg,var(--accent),transparent);background-size:200% 100%;animation:sl 1s linear infinite;width:90px;display:inline-block}
@keyframes sl{to{background-position:-200% 0}}
.center{text-align:center;margin:18px 0}
.foot{text-align:center;padding:20px}
.legend{display:flex;gap:14px;color:var(--muted);font-size:13px;align-items:center}
.legend .dot{width:9px;height:9px}
.group{margin-bottom:18px}
.group-head{display:flex;align-items:center;gap:10px;margin:18px 0 10px}
.group-head img{width:26px;height:19px;border-radius:4px;object-fit:cover}
.group-head h2{margin:0;font-size:17px}
.group-head .sum{color:var(--muted);font-size:13px}
.group-head .btn{margin-left:auto}
.ping-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(max-width:760px){.ping-grid{grid-template-columns:1fr 1fr}}
@media(max-width:460px){.ping-grid{grid-template-columns:1fr}}
.ping-item{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:10px 12px;display:flex;gap:10px;align-items:center}
.ping-item img{width:20px;height:20px;border-radius:5px;flex:none}
.ping-name{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ping-ms{margin-left:auto;font-weight:700;color:var(--good);font-variant-numeric:tabular-nums;flex:none}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
@media(max-width:640px){.grid2{grid-template-columns:1fr}}
.svc{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:10px}
.svc-head{display:flex;align-items:center;gap:10px;font-weight:700}
.svc-head img{width:18px;height:18px;border-radius:4px}
.svc-meta{font-size:13px;margin-top:8px;padding-left:26px}
.svc-body{padding-left:26px}
.svc-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:700px){.svc-grid{grid-template-columns:1fr}}
.svc.f-minor{background:#fff9ec;border-color:#f0dcae}
.svc.f-major{background:#fdf1f1;border-color:#f0c4c4}
.stxt{font-weight:700;font-size:13px;white-space:nowrap}
.stxt.ok{color:var(--muted)} .stxt.unknown{color:var(--muted)}
.stxt.minor{color:var(--warn)} .stxt.major{color:var(--bad)}
.sec-head{display:flex;justify-content:space-between;align-items:center;margin:18px 0 10px}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block;flex:none}
.dot.g{background:var(--good)}.dot.y{background:var(--warn)}.dot.r{background:var(--bad)}.dot.n{background:var(--muted)}
.svc .ind{margin-left:auto;font-size:12px;border-radius:20px;padding:2px 10px}
.ind.none{background:rgba(34,163,92,.14);color:var(--good)}
.ind.minor{background:rgba(217,147,30,.15);color:var(--warn)}
.ind.major,.ind.critical{background:rgba(214,69,69,.13);color:var(--bad)}
.ind.unknown{background:var(--chip);color:var(--muted)}
.svc .inc{font-size:13px;color:var(--muted);margin-top:8px}
.whois-bar{display:flex;gap:10px;margin-bottom:14px}
.whois-bar input{flex:1;border:1px solid var(--line);border-radius:8px;padding:10px 14px;font-size:15px;background:var(--card);color:var(--text)}
.kv{display:grid;grid-template-columns:130px 1fr;gap:6px 12px;font-size:14px;margin:10px 0}
.kv dt{color:var(--muted)} .kv dd{word-break:break-all}
pre.raw{background:var(--chip);border:1px solid var(--line);border-radius:8px;padding:12px;overflow:auto;font-size:12px;max-height:300px;margin-top:10px}
.tag{font-size:11px;background:var(--chip);border-radius:6px;padding:1px 7px;color:var(--muted)}
.verdict{border-radius:12px;padding:16px;margin:12px 0;font-weight:700;font-size:16px}
.verdict.ok{background:rgba(34,163,92,.12);color:var(--good)}
.verdict.warn{background:rgba(217,147,30,.13);color:var(--warn)}
.verdict.bad{background:rgba(214,69,69,.12);color:var(--bad)}
.cards2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:640px){.cards2{grid-template-columns:1fr}}
.card.mini{margin-bottom:0}
.webrtc-status{text-align:center;margin:14px 0;color:var(--muted)}
.webrtc-status .spin{display:inline-block;width:18px;height:18px;border:2px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:sp 0.8s linear infinite;vertical-align:-4px;margin-right:8px}
@keyframes sp{to{transform:rotate(360deg)}}
.faq{border-bottom:1px solid var(--line);padding:10px 2px}
.faq:last-child{border-bottom:0}
.faq summary{cursor:pointer;font-weight:600;padding:4px 0}
.faq p{color:var(--muted);font-size:14px;line-height:1.7;margin:8px 0 4px}
.hist-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px;margin-top:10px}
.lat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:8px;margin-top:10px}
.lat-item{text-align:center;border:1px solid var(--line);border-radius:10px;padding:10px 6px;font-size:14px}
.lat-item img{width:22px;height:15px;border-radius:3px;object-fit:cover;vertical-align:-2px}
.hist-item{border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-size:13px}
.info{cursor:help;color:var(--accent);font-size:13px}
.kv2-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid var(--line2);font-size:14px}
.kv2-row:last-child{border-bottom:0}
.kv2-row>span:first-child{color:var(--muted);flex:none}
.ts-box{border:1px dashed var(--line);border-radius:12px;padding:14px;display:flex;justify-content:center;margin:10px 0;background:var(--chip)}
.accent-top{border-top:3px solid #f5a623}
.latbar{display:inline-block;width:90px;height:6px;background:var(--line);border-radius:3px;vertical-align:middle;margin-left:8px;overflow:hidden}
.latbar i{display:block;height:100%;background:var(--warn);border-radius:3px}
.news-item{display:block;padding:12px 4px;border-bottom:1px solid var(--line2);text-decoration:none;color:var(--text)}
.news-item:last-child{border-bottom:0}
.news-title{font-weight:600;margin-bottom:4px}
.news-item:hover .news-title{color:var(--accent)}
.chip.on{border-color:var(--accent);color:var(--accent);font-weight:700}
.table-scroll{overflow-x:auto}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:820px){.cards3{grid-template-columns:1fr}}
.ipcard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:0}
.ipcard .t{font-size:12px;color:var(--muted);letter-spacing:1px;margin-bottom:10px}
.ipcard .v{font-size:19px;font-weight:800;font-variant-numeric:tabular-nums;word-break:break-all}
.gauge{height:12px;border-radius:6px;background:linear-gradient(90deg,#d64545,#e5a13d 35%,#7bc96f 70%,#22a35c);position:relative;margin:14px 0 4px}
.gauge .mark{position:absolute;top:-4px;width:4px;height:20px;background:#1a2330;border-radius:2px;transform:translateX(-2px)}
.gauge-scale{display:flex;justify-content:space-between;font-size:12px;color:var(--muted)}
.badge{font-size:12px;border-radius:20px;padding:2px 10px;display:inline-block;white-space:nowrap}
.badge.g{background:rgba(34,163,92,.14);color:var(--good)}
.badge.y{background:rgba(217,147,30,.15);color:var(--warn)}
.badge.r{background:rgba(214,69,69,.13);color:var(--bad)}
.badge.n{background:var(--chip);color:var(--muted)}
.warnbar{background:rgba(217,147,30,.12);border:1px solid rgba(217,147,30,.4);color:var(--warn);border-radius:12px;padding:12px 16px;margin-bottom:14px;font-size:14px}
.mapwrap iframe{width:100%;height:260px;border:1px solid var(--line);border-radius:12px}
/* 更多▾ 下拉（对标原站） */
.more-wrap{position:relative;flex:none}
.more-btn{background:none;border:none}
.more-menu{position:absolute;right:0;top:calc(100% + 4px);background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 30px rgba(0,0,0,.12);padding:6px;min-width:150px;z-index:20}
.more-menu .more-item{display:block;width:100%;text-align:left;border:none;background:none;padding:10px 14px;font-size:15px;color:var(--text);border-radius:8px;cursor:pointer;white-space:nowrap}
.more-menu .more-item:hover{background:var(--chip)}
.more-menu .more-item.active{font-weight:700;color:var(--accent)}
.ip-link{color:var(--accent);text-decoration:none;word-break:break-all}
.ip-link:hover{text-decoration:underline}
/* 分流徽标（对标原站） */
.badge-domestic{background:rgba(34,163,92,.14);color:var(--good)}
.badge-international{background:rgba(26,115,232,.12);color:var(--accent)}
.badge-ai{background:rgba(123,77,196,.13);color:#7b4dc4}
.badge-crypto{background:rgba(217,147,30,.15);color:var(--warn)}
.badge-social{background:rgba(29,161,242,.13);color:#1d9bf0}
.badge-tools{background:rgba(100,116,139,.15);color:#64748b}
.badge-speed{background:rgba(245,166,35,.16);color:#b97a12}
.badge-static{background:rgba(100,116,139,.15);color:#64748b}
.badge-dev{background:rgba(34,163,92,.14);color:var(--good)}
.badge-media{background:rgba(214,69,69,.12);color:var(--bad)}
.mini-grid.cols3{grid-template-columns:repeat(3,1fr)}
@media(max-width:760px){.mini-grid.cols3{grid-template-columns:1fr 1fr}}
.chips.cols4{display:grid;grid-template-columns:repeat(4,1fr)}
.chips.cols4 .chip{justify-content:center}
@media(max-width:760px){.chips.cols4{grid-template-columns:1fr 1fr}}
.btn.dark{background:#1a2330;border-color:#1a2330;color:#fff;font-weight:600}
.btn.dark:disabled{background:var(--muted);border-color:var(--muted);cursor:default}
.read-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:700px){.read-grid{grid-template-columns:1fr}}
.read-grid .faq{border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.read-grid .faq summary{list-style:none}
.geo-en{color:var(--muted);font-size:13px}
.ping-grid.cols4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.ping-grid.cols4{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.ping-grid.cols4{grid-template-columns:1fr 1fr}}
.country-globe{width:26px;height:26px}
.btn.primary:disabled{opacity:.55;cursor:default}
.site-cell{display:flex;align-items:center;gap:9px;font-weight:600;flex-wrap:wrap}
.site-cell img.favicon{width:18px;height:18px;border-radius:4px}
.site-name{font-weight:600}
.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media(max-width:640px){.cards4{grid-template-columns:1fr 1fr}}
.stat-card{background:var(--chip);border:1px solid var(--line);border-radius:12px;padding:14px;text-align:center}
.faq-static{padding:10px 2px;border-bottom:1px solid var(--line)}
.faq-static:last-child{border-bottom:0}
.faq-static b{display:block;margin-bottom:4px}
.faq-static p{color:var(--muted);font-size:14px;line-height:1.7;margin:0}
/* 首页标题区 + iOS 风隐藏IP开关（对标原站） */
.page-head-left h1,.page-head-left .sub{text-align:left}
.ip-section-header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}
.ip-section-header .sub{margin:0}
.ip-mask-toggle{display:inline-flex;align-items:center;gap:8px;cursor:pointer;flex:none;user-select:none}
.ip-mask-toggle-label{font-size:14px;color:var(--muted)}
.ip-mask-toggle input{display:none}
.ip-mask-toggle-slider{width:44px;height:24px;border-radius:12px;background:#d5dbe3;position:relative;transition:background .2s;flex:none}
.ip-mask-toggle-slider::after{content:'';position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.35);transition:left .2s}
.ip-mask-toggle input:checked + .ip-mask-toggle-slider{background:var(--good)}
.ip-mask-toggle input:checked + .ip-mask-toggle-slider::after{left:22px}
[data-theme="dark"] .ip-mask-toggle-slider{background:#3a4353}
.ip-big .ip-link{color:var(--text)}
.ip-big .ip-link:hover{color:var(--accent)}