:root{color-scheme:dark;--bg:#090d16;--panel:#111827;--panel2:#172033;--line:#2b3850;--text:#f3f4f6;--muted:#b1bfd1;--blue:#3b82f6;--green:#1db954;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:radial-gradient(ellipse at 80% -15%,#14213a 0,transparent 45%),var(--bg);color:var(--text);font-size:16px;line-height:1.65}a{color:#93c5fd;text-underline-offset:3px}.skip-link{position:absolute;left:-9999px;top:8px}.skip-link:focus{left:12px;z-index:5;background:#fff;color:#111;padding:12px}.site-header,.tool-main,.tool-footer{width:min(100% - 32px,1040px);margin:auto}.site-header{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.brand{color:var(--text);font-weight:750;letter-spacing:.02em;text-decoration:none}.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.18em}.header-link{font-size:14px}.tool-main{padding:18px 0 40px}.breadcrumb ol{display:flex;flex-wrap:wrap;gap:7px;list-style:none;margin:0;padding:0;font-size:14px;color:var(--muted)}.breadcrumb li+li:before{content:"/";margin-right:7px;color:#718096}.breadcrumb a{color:#cbd5e1}.ad-placeholder-horizontal{display:grid;place-items:center;min-height:72px;margin:18px 0;border:1px dashed #34445d;border-radius:10px;color:#7f8ca2;font:12px ui-monospace,monospace;letter-spacing:.12em;text-transform:uppercase}.intro{max-width:780px;padding:20px 0 14px}.eyebrow{color:#93c5fd;font:600 12px ui-monospace,monospace;letter-spacing:.16em;text-transform:uppercase}.intro h1{margin:8px 0;font-size:clamp(30px,5vw,46px);line-height:1.13;letter-spacing:-.035em}.intro p{max-width:72ch;color:var(--muted);font-size:17px}.workspace{margin:16px 0 28px}.tools-grid{display:grid;grid-template-columns:minmax(0,1fr)}.tool-card{min-width:0;padding:clamp(18px,4vw,32px);background:linear-gradient(150deg,var(--panel),#0e1420);border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 60px #0005}.tool-card-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}.tool-icon{display:grid;place-items:center;min-width:44px;height:44px;padding:0 8px;border-radius:12px;background:#1d3559;color:#bfdbfe;font-weight:750}.tool-label{color:#93c5fd;font:600 12px ui-monospace,monospace;letter-spacing:.11em;text-transform:uppercase}.tool-card h2{margin:0 0 8px;font-size:24px;line-height:1.25}.tool-card>p{color:var(--muted)}.tool-card>label,.tool-card label{display:block;margin:18px 0 7px;color:#dbe4ef;font-size:14px;font-weight:650}.label-optional{color:var(--muted);font-size:12px;font-weight:400}.tool-card input:not([type=checkbox]):not([type=range]),.tool-card select,.tool-card textarea{width:100%;min-height:48px;padding:12px 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0;padding:12px;border-radius:8px;background:var(--panel2)}.tool-results{display:grid;grid-template-columns:minmax(120px,.5fr) minmax(0,1fr);gap:8px 14px}.tool-results dt{color:#bfdbfe;font-weight:650}.tool-results dd{margin:0;overflow-wrap:anywhere}.text-diff-output{overflow:auto;max-width:100%;padding:14px;border:1px solid var(--line);border-radius:9px;background:#080c13;color:#dbeafe;white-space:pre-wrap;overflow-wrap:anywhere}.dns-results,.dns-records{color:var(--text)}.dns-result-card,.dns-result-section{margin:12px 0;padding:14px;border:1px solid var(--line);border-radius:9px;background:var(--panel2)}.csr-safety-confirm{display:flex!important;align-items:flex-start;gap:10px}.csr-safety-confirm input[type=checkbox],.tool-card input[type=checkbox]{width:20px;height:20px;accent-color:var(--blue)}.tool-footer{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0;border-top:1px solid var(--line);color:var(--muted);font-size:13px}.tool-footer a{color:#cbd5e1}.tool-more{margin-top:28px;padding:18px;border:1px solid var(--line);border-radius:12px;background:#111827aa}.tool-more h2{margin-top:0;font-size:20px}.tool-more p{color:var(--muted)}@media(max-width:600px){.site-header,.tool-footer{align-items:flex-start}.tool-card{padding:18px}.tool-results{grid-template-columns:1fr;gap:4px}.tool-results dd{margin-bottom:9px}.ad-placeholder-horizontal{min-height:56px;margin:12px 0}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}}