:root{--bg:#f3f4f7;--ink:#1d1d1f;--ink2:#515154;--ink3:#8a8a8f;--accent:#0071e3;--good:#34c759;--bad:#ff3b30;--warn:#ff9f0a;--glass:rgba(255,255,255,.55);--hair:rgba(0,0,0,.06)}*{box-sizing:border-box;-webkit-font-smoothing:antialiased}body{margin:0;min-height:100vh;background:var(--bg);color:var(--ink);letter-spacing:-.01em;font-family:Inter,-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif}.bg{position:fixed;inset:0;z-index:-1;overflow:hidden}.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.45}.b1{width:480px;height:480px;background:#7db8ff;top:-140px;left:-80px}.b2{width:440px;height:440px;background:#c9a8ff;top:40px;right:-120px;opacity:.4}main{max-width:1000px;margin:0 auto;padding:18px 22px 48px}nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.logo{font-size:22px;font-weight:700;letter-spacing:-.5px;text-decoration:none;color:var(--ink)}.logo span{color:var(--accent)}.home{font-size:13px;font-weight:600;color:var(--accent);text-decoration:none}h1{font-size:clamp(20px,3vw,26px);font-weight:700;letter-spacing:-.5px;margin:0 0 16px}.glass{background:var(--glass);backdrop-filter:blur(22px) saturate(190%);-webkit-backdrop-filter:blur(22px) saturate(190%);border:1px solid rgba(255,255,255,.7);border-radius:18px;box-shadow:0 6px 22px #1e285014}.card{padding:20px 22px}.hero{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:14px;flex-wrap:wrap}.ip{font-size:clamp(26px,4vw,34px);font-weight:700;letter-spacing:-1px;font-feature-settings:"tnum"}.loc{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:15px;font-weight:500;color:var(--ink2)}.flag{border-radius:3px;box-shadow:0 0 0 1px var(--hair)}.geo{margin-top:5px;font-size:13px;color:var(--ink3)}.tier-box{display:flex;align-items:center;gap:14px}.tier-badge{width:60px;height:60px;border-radius:16px;display:grid;place-items:center;font-size:26px;font-weight:800;color:#fff;background:var(--c);box-shadow:0 8px 18px #00000014}.tier-name{font-size:17px;font-weight:700}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:14px}h2{font-size:13.5px;font-weight:700;color:var(--ink2);margin:0 0 13px}dl{margin:0;display:grid;gap:9px}dl>div{display:flex;justify-content:space-between;gap:12px;align-items:center}dt{font-size:12.5px;color:var(--ink3);white-space:nowrap}dd{margin:0;font-size:13.5px;font-weight:600;text-align:right;word-break:break-word}dd.ok{color:#1a8c46}dd.bad{color:var(--bad)}.pill{display:inline-block;padding:3px 11px;border-radius:999px;font-size:12.5px;font-weight:700;background:#0000000d;color:var(--ink2)}.pill.good{color:#1a8c46;background:#34c75924}.pill.warn{color:#b9740a;background:#ff9f0a29}.sig{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}.sig-hit{font-size:12px;font-weight:700;color:var(--bad);background:#ff3b301f;padding:4px 11px;border-radius:999px}.muted{font-size:12.5px;color:var(--ink3)}.links{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:14px 20px}.links-label{font-size:12px;font-weight:700;color:var(--ink3)}.xlink{font-size:12.5px;font-weight:600;color:var(--accent);text-decoration:none;padding:6px 12px;border-radius:999px;background:#0071e314}.xlink:hover{background:#0071e329}.src{font-size:11px;font-weight:500;color:var(--ink3)}.hist-list{display:grid;gap:6px}.hrow{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;padding:8px 12px;background:#00000006;border-radius:8px;font-size:12.5px}.hasn{font-weight:700;color:var(--accent)}.hpfx{color:var(--ink2);font-feature-settings:"tnum"}.hdate{color:var(--ink3);font-feature-settings:"tnum";white-space:nowrap}.note{font-size:12px;color:var(--ink3);margin:14px 4px 0;line-height:1.6}.err-card{text-align:center}.err{color:var(--bad);margin:10px 0 18px}.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;font-weight:600;padding:10px 22px;border-radius:11px}footer{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;color:var(--ink3);font-size:12px;margin-top:28px;padding:0 4px}@media(max-width:760px){.grid{grid-template-columns:1fr}.hero{flex-direction:column;align-items:flex-start}}