:root{
  --green:#08C943;
  --green-bright:#57E88A;
  --green-deep:#00745F;
  --ink:#002E27;
  --ink2:#004235;
  --surface:#063E33;
  --surface2:#022D27;
  --yellow:#FFF200;
  --text:#F2FFF6;
  --muted:#C8F2D4;
  --muted2:#9DDCB0;
  --line:rgba(255,255,255,.1);
  --grad:linear-gradient(135deg,#57E88A,#08C943 52%,#06A63A);
  --font:"Plus Jakarta Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,sans-serif;
  --head:"Sora",var(--font);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--ink);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:inherit}
.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px clamp(18px,4vw,56px);background:rgba(0,46,39,.74);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.brand img{display:block;height:34px;width:34px;border-radius:9px;object-fit:cover;box-shadow:0 6px 16px -8px rgba(16,185,129,.65)}
.brand span{font-family:var(--head);font-size:18px;font-weight:800;color:#fff;letter-spacing:-.02em}
.brand em{font-style:normal;font-weight:600;color:var(--muted)}
.nav nav{display:flex;align-items:center;gap:18px}
.nav nav a{color:var(--muted);font-weight:700;font-size:14px;text-decoration:none}
.nav nav a:hover{color:#fff}
.article-shell,.blog-shell{width:min(1020px,100%);margin:0 auto;padding:58px 22px 86px}
.article{width:min(760px,100%);margin:0 auto}
.crumb{display:inline-flex;color:var(--yellow);font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;margin-bottom:18px}
h1,h2{font-family:var(--head);letter-spacing:-.02em;line-height:1.1;color:#fff}
h1{font-size:clamp(38px,6vw,64px);margin-bottom:16px}
h2{font-size:clamp(22px,3vw,30px);margin:34px 0 10px}
.lead{font-size:clamp(18px,2.1vw,22px);color:var(--muted);max-width:760px;margin-bottom:28px}
.date{display:inline-flex;background:rgba(255,255,255,.08);border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px;font-weight:800;padding:5px 12px;margin-bottom:16px}
.hero-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:18px;border:1px solid rgba(255,255,255,.14);box-shadow:0 30px 70px -34px rgba(0,0,0,.75);margin:8px 0 12px}
.content p{color:var(--muted);font-size:16.5px}
.content section{border-top:1px solid var(--line);padding-top:6px}
.cta{margin-top:44px;padding:28px;border-radius:18px;background:var(--grad);color:#06250f}
.cta h2{color:#06250f;margin:0 0 8px;font-size:26px}
.cta p{color:#073817;font-weight:650;margin-bottom:18px}
.cta a{display:inline-flex;text-decoration:none;background:var(--yellow);color:#092e12;font-weight:900;border-radius:999px;padding:12px 20px;box-shadow:0 12px 26px -14px rgba(0,0,0,.65)}
.tool-card{margin:30px 0 34px;padding:24px;border:1px solid rgba(87,232,138,.32);border-radius:20px;background:linear-gradient(180deg,rgba(6,62,51,.96),rgba(2,45,39,.96));box-shadow:0 28px 70px -34px rgba(0,0,0,.75)}
.tool-head{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:18px}
.tool-head h2{margin:0 0 6px;font-size:26px}
.tool-head p{color:var(--muted);font-size:14.5px;max-width:520px}
.tool-btn{border:0;border-radius:999px;background:var(--yellow);color:#092e12;font:800 14px var(--font);padding:12px 18px;cursor:pointer;white-space:nowrap;box-shadow:0 14px 28px -18px rgba(0,0,0,.8)}
.tool-btn[disabled]{opacity:.62;cursor:wait}
.meter{height:12px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;margin:16px 0 20px;border:1px solid var(--line)}
.meter span{display:block;width:0;height:100%;background:var(--grad);transition:width .35s ease}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.metric{padding:16px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.045);min-width:0}
.metric span{display:block;color:var(--muted2);font-size:11px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px}
.metric strong{display:block;color:#fff;font:800 24px/1.1 var(--head);overflow-wrap:anywhere}
.metric small{display:block;color:var(--muted);font-size:12px;margin-top:5px}
.ip-value{font:800 clamp(28px,5vw,44px)/1.05 var(--head);letter-spacing:-.03em;color:#fff;background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:18px;padding:18px 20px;margin-bottom:14px;overflow-wrap:anywhere}
.tool-note{color:var(--muted);font-size:13.5px;margin-top:14px}
.blog-hero{padding:42px 0 34px}
.blog-hero p{max-width:680px;color:var(--muted);font-size:19px;margin-top:12px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post-card{display:flex;flex-direction:column;text-decoration:none;background:linear-gradient(180deg,var(--surface),var(--surface2));border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:transform .2s,border-color .2s}
.post-card:hover{transform:translateY(-4px);border-color:rgba(87,232,138,.42)}
.post-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--green-deep)}
.post-card span{color:var(--yellow);font-size:12px;font-weight:900;margin:18px 18px 6px}
.post-card h2{font-size:20px;margin:0 18px 8px}
.post-card p{color:var(--muted);font-size:14.5px;margin:0 18px 20px}
.old-pages{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:30px;color:var(--muted2);font-size:13px}
.old-pages a{background:rgba(255,255,255,.07);border:1px solid var(--line);border-radius:999px;color:var(--muted);font-weight:800;padding:6px 12px;text-decoration:none}
.container{width:100%;max-width:1140px;margin:0 auto;padding:0 22px}
.footer{border-top:1px solid var(--line);background:var(--ink2);padding:54px 0 30px;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:30px}
.footer-logo{margin-bottom:14px}
.footer-logo img{width:30px;height:30px}
.footer-tag{color:var(--muted);font-size:14px;margin-top:14px;max-width:260px}
.footer-col h4{font-family:var(--head);font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted2);margin-bottom:14px}
.footer-col a{display:block;color:var(--muted);font-size:14.5px;font-weight:700;text-decoration:none;padding:5px 0;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-langs{display:flex;flex-wrap:wrap;gap:6px;max-width:280px}
.footer-langs a{background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--muted);font-size:12.5px;padding:5px 10px;border-radius:999px}
.footer-langs a:hover{color:#fff;border-color:rgba(255,255,255,.16)}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;border-top:1px solid var(--line);margin-top:40px;padding-top:22px;color:var(--muted2);font-size:13.5px;flex-wrap:wrap}
@media(max-width:820px){
  .grid{grid-template-columns:1fr 1fr}
  .nav{align-items:flex-start;flex-direction:column}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .grid{grid-template-columns:1fr}
  .nav nav{gap:12px;flex-wrap:wrap}
  .tool-head{align-items:stretch;flex-direction:column}
  .tool-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{justify-content:center;text-align:center}
}