:root{
  --bg:#0A0A0B; --surface-1:#111114; --surface-2:#17171B; --elev:#1D1D22;
  --text:#FAFAFA; --text2:#9B9BA4; --muted:#71717A; --faint:#52525B;
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.14);
  --accent:#34D8A0; --accent-dim:#2BB587; --accent-soft:rgba(52,216,160,.12);
  --good:#34D8A0; --good-soft:rgba(52,216,160,.13);
  --warn:#E0A73B; --warn-soft:rgba(224,167,59,.13);
  --bad:#F0736A; --bad-soft:rgba(240,115,106,.13);
  --radius:9px;
}
[data-theme="light"]{
  --bg:#F7F7F8; --surface-1:#FFFFFF; --surface-2:#F1F1F3; --elev:#FFFFFF;
  --text:#0A0A0B; --text2:#52525B; --muted:#71717A; --faint:#A1A1AA;
  --line:rgba(0,0,0,.09); --line2:rgba(0,0,0,.15);
  --accent:#1FB588; --accent-dim:#189C74; --accent-soft:rgba(31,181,136,.13);
  --good:#1FB588; --good-soft:rgba(31,181,136,.14);
  --warn:#B8791A; --warn-soft:rgba(184,121,26,.14);
  --bad:#D5493F; --bad-soft:rgba(213,73,63,.12);
}
html{color-scheme:dark}
html[data-theme="light"]{color-scheme:light}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-weight:450;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:Inter,sans-serif;font-weight:600;letter-spacing:-.02em;line-height:1.15;margin:0;color:var(--text)}
a{color:var(--accent);text-decoration:none}
button{font-family:inherit;cursor:pointer}
.wrap{max-width:1080px;margin:0 auto;padding:0 32px}
.narrow{max-width:760px}
@media(max-width:600px){.wrap{padding:0 22px}}
.label{font-size:12px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}

.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line2);background:transparent;color:var(--text);font-size:14px;font-weight:500;padding:11px 18px;border-radius:var(--radius);transition:.15s}
.btn:hover{border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.03)}
.btn.primary{background:var(--text);border-color:var(--text);color:var(--bg);font-weight:600}
.btn.primary:hover{opacity:.88}
.btn.lg{padding:13px 24px;font-size:15px}

header{border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--bg) 72%,transparent);backdrop-filter:blur(12px);position:sticky;top:0;z-index:30}
.bar{display:flex;align-items:center;height:70px;gap:20px}
.brand{font-weight:700;font-size:20px;letter-spacing:-.03em;color:var(--text)}
.brand .a{color:inherit}
.spacer{flex:1}
.nav{display:flex;gap:4px}
.navtoggle{display:none;background:none;border:0;padding:8px;margin:-8px -8px -8px 0;cursor:pointer;color:var(--text);line-height:0}
.navtoggle svg{display:block}
@media(max-width:640px){
  .navtoggle{display:inline-flex;align-items:center}
  .nav{position:absolute;top:70px;left:0;right:0;display:none;flex-direction:column;gap:0;background:color-mix(in srgb,var(--bg) 97%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:6px 22px 14px;box-shadow:0 24px 48px rgba(0,0,0,.35)}
  .nav.open{display:flex}
  .nav a{font-size:16px;padding:14px 6px;border-radius:0;border-bottom:1px solid var(--line)}
  .nav a:last-child{border-bottom:0}
  .nav a.active{text-decoration:none;color:var(--accent)}
}
.nav a{color:var(--text2);font-size:14px;font-weight:500;padding:8px 12px;border-radius:6px}
.nav a:hover{color:var(--text)}
.nav a.active{color:var(--text);text-decoration:underline;text-underline-offset:6px;text-decoration-color:var(--accent)}
.region-switch{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;overflow:hidden;margin-left:20px;opacity:.7;transition:opacity .15s}
.region-switch:hover{opacity:1}
.region-switch button{border:0;background:transparent;color:var(--muted);font-family:inherit;font-size:11px;font-weight:600;letter-spacing:.03em;padding:4px 9px;cursor:pointer;line-height:1.4}
.region-switch button.on{background:var(--surface-2);color:var(--text)}
.region-switch button:not(.on):hover{color:var(--text)}
@media(max-width:640px){.region-switch{margin-left:12px}}
[data-region="us"]{display:none}
.themetoggle{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:1px solid var(--line);border-radius:9px;background:transparent;color:var(--text2);margin-left:10px;cursor:pointer;opacity:.7;transition:.15s;flex:none}
.themetoggle:hover{opacity:1;color:var(--text);border-color:var(--line2)}
.themetoggle svg{width:17px;height:17px;stroke:currentColor;display:block}
@media(max-width:640px){.themetoggle{margin-left:8px}}

.crumb{font-size:13px;color:var(--muted);padding:24px 0 0}
.crumb a{color:var(--text2)}.crumb a:hover{color:var(--text)}

.phead{padding:52px 0 8px}
.phead .label{display:block;margin-bottom:16px}
.phead h1{font-size:clamp(32px,5vw,50px);font-weight:600;letter-spacing:-.03em;max-width:20ch;margin:0 0 16px}
.phead p{font-size:clamp(16px,2vw,19px);color:var(--text2);max-width:60ch;margin:0}
.phead.center{text-align:center}
.phead.center .label,.phead.center h1,.phead.center p{margin-left:auto;margin-right:auto}

.section{padding:56px 0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:860px){.grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.tcard{display:block;background:var(--surface-1);border:1px solid var(--line);border-radius:12px;padding:20px;transition:.15s;color:var(--text)}
.tcard:hover{border-color:var(--line2);background:var(--surface-2)}
.tcard .trow{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:6px}
.tcard h3{font-size:16px;font-weight:600}
.tcard p{color:var(--muted);font-size:13.5px;margin:0}
.tag{font-size:10px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;padding:2px 8px;border-radius:20px;border:1px solid var(--line2);color:var(--muted)}
.tag.on{color:var(--accent);border-color:transparent;background:var(--accent-soft)}
.tag.soon{color:var(--warn);border-color:transparent;background:var(--warn-soft)}
.filterbar{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}
.filterbar button{border:1px solid var(--line2);background:transparent;color:var(--text2);font-family:inherit;font-size:13px;font-weight:500;padding:7px 14px;border-radius:999px;cursor:pointer;transition:.15s}
.filterbar button:hover{color:var(--text);border-color:rgba(255,255,255,.3)}
.filterbar button.on{background:var(--accent-soft);color:var(--accent);border-color:transparent}
.tcard.soon{opacity:.65;pointer-events:none}

.tool{background:var(--surface-1);border:1px solid var(--line);border-radius:14px;padding:26px;margin:28px 0}
.tool label{display:block;font-size:13px;font-weight:500;color:var(--text2);margin:0 0 8px}
.tool input[type=text]{width:100%;border:1px solid var(--line2);border-radius:9px;padding:14px 15px;font-size:17px;font-family:inherit;color:var(--text);background:var(--surface-2)}
.tool input[type=text]::placeholder{color:var(--faint)}
.tool input[type=text]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.meter{display:flex;gap:18px;flex-wrap:wrap;margin:18px 0;font-size:12.5px;color:var(--muted)}
.meter b{color:var(--text);font-variant-numeric:tabular-nums;font-weight:600}
.scorebar{height:8px;border-radius:20px;background:var(--surface-2);overflow:hidden;margin:6px 0 4px}
.scorebar i{display:block;height:100%;background:var(--accent);width:0;transition:.3s}
.results{margin-top:16px;display:grid;gap:7px}
.res{display:flex;gap:10px;font-size:14px;color:var(--text2);align-items:baseline}
.res .mk{flex:none;width:15px;font-weight:700}
.res.good .mk{color:var(--good)}.res.warn .mk{color:var(--warn)}.res.bad .mk{color:var(--bad)}
.inbox{border:1px solid var(--line);border-radius:9px;overflow:hidden;margin-top:18px}
.inbox .h{background:var(--surface-2);font-size:10.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);padding:8px 13px;border-bottom:1px solid var(--line)}
.inbox .r{display:flex;gap:12px;padding:14px}
.inbox .av{width:36px;height:36px;border-radius:50%;background:var(--accent);color:#0A0A0B;font-weight:700;display:grid;place-items:center;flex:none}
.inbox .fr{font-weight:600;font-size:14px}
.inbox .su{font-size:13.5px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.inbox .pr{font-size:13px;color:var(--muted)}

.savecta{display:flex;align-items:center;gap:14px;justify-content:space-between;flex-wrap:wrap;background:var(--accent-soft);border:1px solid transparent;border-radius:11px;padding:16px 20px;margin:8px 0 0}
.savecta p{margin:0;font-size:14px;color:var(--text)}
.savecta .s{color:var(--accent);font-weight:600}

.prose{max-width:720px}
.prose h2{font-size:24px;margin:44px 0 12px}
.prose h3{font-size:18px;margin:28px 0 8px}
.prose p{color:var(--text2);margin:0 0 14px}
.prose ul{color:var(--text2);margin:0 0 16px;padding-left:22px}
.prose li{margin:6px 0}
.prose a{border-bottom:1px solid var(--line2)}
.prose strong{color:var(--text);font-weight:600}

.ctaband{text-align:center;padding:80px 0;border-top:1px solid var(--line);margin-top:40px}
.ctaband h2{font-size:clamp(26px,4vw,38px);margin:0 auto 22px;max-width:20ch}

.foot{border-top:1px solid var(--line);padding:40px 0;color:var(--muted);font-size:13.5px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.foot a{color:var(--text2);text-decoration:underline;text-underline-offset:3px}
.foot .brand{font-size:16px}

.brand{display:inline-flex;align-items:center}.brand::before{content:"";width:1.05em;height:1.05em;flex:none;margin-right:9px;background:url("data:image/svg+xml,%3Csvg%20xmlns%3D%27http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%27%20viewBox%3D%270%200%20100%20100%27%3E%3Crect%20width%3D%27100%27%20height%3D%27100%27%20rx%3D%2726%27%20fill%3D%27%2334D8A0%27%2F%3E%3Cg%20fill%3D%27none%27%20stroke%3D%27%230A0A0B%27%20stroke-width%3D%278%27%20stroke-linecap%3D%27round%27%20stroke-linejoin%3D%27round%27%3E%3Crect%20x%3D%2724%27%20y%3D%2740%27%20width%3D%2752%27%20height%3D%2736%27%20rx%3D%278%27%2F%3E%3Cpath%20d%3D%27M29%2045L50%2060L82%2027%27%2F%3E%3C%2Fg%3E%3C%2Fsvg%3E") center/contain no-repeat}

/* ── shared tool components ── */
.tool textarea{width:100%;min-height:120px;border:1px solid var(--line2);border-radius:9px;padding:13px 15px;font-size:15px;font-family:inherit;color:var(--text);background:var(--surface-2);line-height:1.55;resize:vertical}
.tool textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.tool select,.tool input[type=url],.tool input[type=number]{width:100%;border:1px solid var(--line2);border-radius:9px;padding:13px 14px;font-size:15px;font-family:inherit;color:var(--text);background:var(--surface-2);appearance:none}
.tool select:focus,.tool input[type=url]:focus,.tool input[type=number]:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.field{margin:0 0 16px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:560px){.frow{grid-template-columns:1fr}}
.hint{font-size:12.5px;color:var(--muted);margin:6px 0 0}
.seg{display:inline-flex;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{border:0;background:transparent;color:var(--text2);font-size:13px;font-weight:500;padding:7px 13px;border-radius:7px}
.seg button.on{background:var(--elev);color:var(--text)}
.btn.accent{background:var(--accent);border-color:var(--accent);color:#0A0A0B;font-weight:600}
.btn.accent:hover{background:var(--accent-dim);border-color:var(--accent-dim)}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.out{position:relative;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;padding:15px 16px;margin-top:16px;font-size:14px;color:var(--text);white-space:pre-wrap;word-break:break-word;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;line-height:1.5;min-height:20px}
.copybtn{position:absolute;top:10px;right:10px;font-size:12px;font-weight:600;padding:6px 11px;border-radius:7px;border:1px solid var(--line2);background:var(--surface-1);color:var(--text2)}
.copybtn:hover{color:var(--text);border-color:rgba(255,255,255,.3)}
.copybtn.done{color:var(--accent);border-color:transparent;background:var(--accent-soft)}
.kv{display:grid;gap:8px;margin-top:16px}
.kv .row{display:flex;justify-content:space-between;gap:14px;font-size:14px;padding:9px 0;border-top:1px solid var(--line)}
.kv .row:first-child{border-top:0}
.kv .k{color:var(--text2)}
.kv .v{color:var(--text);font-weight:600;font-variant-numeric:tabular-nums;text-align:right}
.stat{text-align:center;padding:22px 0 6px}
.stat .big{font-size:clamp(38px,7vw,58px);font-weight:600;letter-spacing:-.03em;line-height:1;color:var(--accent)}
.stat .lbl{font-size:13px;color:var(--muted);margin-top:8px}
.tbl{width:100%;border-collapse:collapse;margin-top:16px;font-size:13.5px}
.tbl th,.tbl td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line)}
.tbl th{color:var(--faint);font-weight:600;font-size:11px;letter-spacing:.06em;text-transform:uppercase}
.tbl td{color:var(--text2)}
.pill{display:inline-block;font-size:11px;font-weight:600;padding:3px 9px;border-radius:20px;background:var(--accent-soft);color:var(--accent)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}.pill.bad{background:var(--bad-soft);color:var(--bad)}

/* ── category + related blocks ── */
.catblock{margin-bottom:44px}
.catblock:last-child{margin-bottom:0}
.cathead{display:flex;align-items:baseline;gap:10px;margin:0 0 16px}
.cathead h2{font-size:18px;font-weight:600;letter-spacing:-.01em}
.cathead span{font-size:12px;color:var(--faint);font-weight:500}
.related{margin:44px 0 0}
.related h2{font-size:18px;font-weight:600;margin:0 0 16px}