*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:14px/1.5 -apple-system,"PingFang SC","Microsoft YaHei",sans-serif;background:#f2f4f8;color:#1d2433}
button{font:inherit;cursor:pointer;border:0;border-radius:8px;padding:8px 14px;background:#2563eb;color:#fff}
button:disabled{opacity:.5;cursor:default}
button.ghost{background:#e5e9f2;color:#1d2433}
input,select,textarea{font:inherit;border:1px solid #cfd6e4;border-radius:8px;padding:8px 10px;background:#fff;color:inherit}
code{background:#eef1f7;padding:0 4px;border-radius:4px}
.hide{display:none!important}

.top{display:flex;align-items:center;gap:20px;padding:10px 18px;background:#111827;color:#fff;position:sticky;top:0;z-index:20}
.brand{font-weight:700;font-size:17px;white-space:nowrap}
.tabs{display:flex;gap:6px;flex-wrap:wrap}
.tabs button{background:transparent;color:#cbd5e1;padding:6px 12px}
.tabs button.on{background:#2563eb;color:#fff}
.tabs b{font-weight:400;background:#334155;border-radius:10px;padding:0 7px;font-size:12px;margin-left:3px}
main{padding:14px 18px;max-width:1600px;margin:0 auto}
.tab{display:none}.tab.on{display:block}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:8px 0}
.tip{color:#64748b;font-size:13px}

.bar{display:flex;gap:8px;flex-wrap:wrap}
.bar #url{flex:1 1 280px;font-size:16px;min-width:200px}
.bar #proxySel{max-width:260px}
.info{margin:8px 0;font-size:13px;color:#475569;min-height:20px}
.info .bad{color:#dc2626}.info .good{color:#16a34a}
.visit{display:flex;gap:18px;align-items:flex-start}
.phone-col{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;gap:8px;position:sticky;top:62px}
.seg{display:inline-flex;background:#e5e9f2;border-radius:9px;padding:3px;gap:2px}
.seg button{background:transparent;color:#475569;padding:5px 11px;font-size:13px}
.seg button.on{background:#fff;color:#111827;box-shadow:0 1px 3px rgba(0,0,0,.12)}
.phone{width:414px;height:860px;max-height:calc(100vh - 140px);background:#111;border-radius:46px;padding:14px;position:relative;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.notch{position:absolute;left:50%;top:14px;transform:translateX(-50%);width:120px;height:24px;background:#111;border-radius:0 0 14px 14px;z-index:3}
.screen{width:100%;height:100%;background:#fff;border-radius:34px;overflow:auto;position:relative}
.screen img{display:block;width:100%}
.screen iframe{border:0;width:100%;height:100%;display:block}
.empty{color:#94a3b8;text-align:center;padding:60px 20px}
.loading{padding:80px 20px;text-align:center;color:#64748b}
.spin{width:30px;height:30px;border:3px solid #cbd5e1;border-top-color:#2563eb;border-radius:50%;animation:sp 1s linear infinite;margin:0 auto 12px}
@keyframes sp{to{transform:rotate(360deg)}}
.meta{font-size:12px;color:#64748b;max-width:414px;word-break:break-all;text-align:center}
.errbox{padding:30px 18px;color:#b91c1c}
.errbox ul{padding-left:18px;color:#475569;font-size:12px}

.src-col{flex:1 1 auto;min-width:0;background:#fff;border-radius:12px;box-shadow:0 1px 4px rgba(0,0,0,.08);display:flex;flex-direction:column;height:calc(100vh - 150px);min-height:500px}
.src-head{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;padding:8px 10px;border-bottom:1px solid #e5e9f2}
.src-tools{display:flex;gap:8px;align-items:center;font-size:13px}
.src-tools input[type=text],#srcFind{width:150px;padding:5px 8px}
.src-tools button{padding:5px 10px;font-size:13px}
.src{flex:1;overflow:auto;font:12.5px/1.55 Consolas,"Courier New",monospace;background:#fbfcfe}
.src pre{margin:0;padding:8px 0;counter-reset:ln}
.src .l{display:block;padding:0 12px 0 58px;position:relative;min-height:1.55em}
.src .l::before{counter-increment:ln;content:counter(ln);position:absolute;left:0;width:46px;text-align:right;color:#a0aec0;user-select:none}
.src.wrap .l{white-space:pre-wrap;word-break:break-all}
.src:not(.wrap) .l{white-space:pre}
.t-tag{color:#2563eb}.t-attr{color:#9333ea}.t-str{color:#16a34a}.t-cmt{color:#94a3b8;font-style:italic}
mark{background:#fde047;color:inherit}mark.cur{background:#f97316;color:#fff}
.hdr{padding:12px 16px;font-size:13px}
.hdr h4{margin:14px 0 6px}
.hdr table{border-collapse:collapse;width:100%}
.hdr td{border-bottom:1px solid #eef1f7;padding:4px 6px;vertical-align:top;word-break:break-all;font-family:Consolas,monospace;font-size:12px}
.hdr td:first-child{white-space:nowrap;color:#64748b;width:1%}
.jump{color:#dc2626}

.check-top{display:flex;gap:16px;flex-wrap:wrap}
.check-in{flex:1 1 380px}
.check-in textarea{width:100%;height:170px;font-family:Consolas,monospace;font-size:13px}
.how{flex:1 1 380px;background:#fff;border-radius:12px;padding:10px 16px;font-size:13px;color:#475569}
.how ol{margin:6px 0;padding-left:18px}
.sum{margin:10px 0;display:flex;gap:8px;flex-wrap:wrap}
.sum>span{background:#fff;border-radius:16px;padding:3px 12px;font-size:13px;cursor:pointer;border:1px solid transparent}
.sum>span.on{border-color:#2563eb}
.tbl-wrap{overflow:auto;background:#fff;border-radius:12px;box-shadow:0 1px 4px rgba(0,0,0,.08)}
.tbl{border-collapse:collapse;width:100%;font-size:13px}
.tbl th{background:#f8fafc;text-align:left;padding:8px 10px;position:sticky;top:0;border-bottom:1px solid #e5e9f2;white-space:nowrap}
.tbl td{padding:7px 10px;border-bottom:1px solid #f1f5f9;vertical-align:top}
.tbl td small{color:#64748b;display:block}
.tbl tr.clk{cursor:pointer}.tbl tr.clk:hover{background:#f8fafc}
.v{display:inline-block;border-radius:6px;padding:1px 8px;font-size:12px;font-weight:600;white-space:nowrap}
.v-ok{background:#dcfce7;color:#166534}.v-wall{background:#fee2e2;color:#b91c1c}.v-dns{background:#7f1d1d;color:#fff}
.v-part{background:#ffedd5;color:#c2410c}.v-dead{background:#e5e7eb;color:#374151}.v-wait{background:#e0e7ff;color:#3730a3}
.hist{margin-top:16px;font-size:13px}
.hist div div{padding:5px 0;border-bottom:1px dashed #e2e8f0;cursor:pointer;color:#334155}
.hist div div:hover{color:#2563eb}

.login{position:fixed;inset:0;background:#111827;display:flex;align-items:center;justify-content:center;z-index:100}
.login form{background:#fff;border-radius:14px;padding:28px;display:flex;flex-direction:column;gap:12px;width:300px}
#loginErr{color:#dc2626;font-size:13px}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:90;display:flex;align-items:center;justify-content:center;padding:16px}
.modal-box{background:#fff;border-radius:12px;max-width:900px;width:100%;max-height:90vh;overflow:auto;padding:18px 20px;position:relative;font-size:13px}
.modal-box .x{position:absolute;right:10px;top:8px;background:transparent;color:#64748b;font-size:22px;padding:0 8px}
.modal-box h3{margin:0 0 8px}
.modal-box h4{margin:14px 0 4px}
.modal-box table{border-collapse:collapse;width:100%}
.modal-box td{padding:4px 6px;border-bottom:1px solid #f1f5f9;word-break:break-all}

@media (max-width:900px){
  .visit{flex-direction:column;align-items:stretch}
  .phone-col{position:static}
  .phone{width:100%;max-width:414px;height:720px}
  .src-col{height:70vh}
  main{padding:10px}
  .top{gap:10px;padding:8px 10px}
}