:root{
  --primary:#6b5bff;
  --accent:#00d4a3;
  --dark:#0e0f1a;
  --light:#ffffff;
  --gray:#8a8fa3;
  --maxw: 1100px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.65;color:#1a1a1a;background:#f8f9fc}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:0 auto;padding:20px}
.nav{background:#fff;border-bottom:1px solid #eceef5;position:sticky;top:0;z-index:50}
.nav .container{display:flex;align-items:center;gap:24px;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:#111}
.brand-badge{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--primary),var(--accent));display:inline-block;box-shadow:0 6px 18px rgba(0,0,0,.12)}
.nav a{color:#111;font-weight:600;margin:0 10px}
.hero{background:linear-gradient(180deg,#ffffff, #f1f4ff);border-bottom:1px solid #eceef5}
.hero .container{display:grid;grid-template-columns:1.3fr 1fr;gap:28px;align-items:center;padding:50px 20px}
.hero h1{font-size:40px;line-height:1.2;margin:0 0 10px}
.hero p.lead{font-size:18px;color:#4b5565}
.cta{display:inline-block;background:var(--primary);color:#fff;padding:12px 18px;border-radius:10px;font-weight:700;box-shadow:0 8px 24px rgba(107,91,255,.25)}
.tag{display:inline-block;background:rgba(0,212,163,.12);color:#007e64;font-weight:700;border-radius:999px;padding:6px 10px;font-size:12px;margin-bottom:12px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:#fff;border:1px solid #eceef5;border-radius:14px;padding:18px;box-shadow:0 10px 28px rgba(16,24,40,.05)}
.card h3{margin-top:6px}
.footer{background:#0a0c14;color:#cbd1e1;margin-top:40px}
.footer a{color:#cbd1e1}
.footer .container{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px;padding:30px 20px}
.badge{font-size:12px;border:1px solid #e8ebf4;color:#475467;border-radius:999px;padding:4px 8px;display:inline-block;margin-right:6px;margin-bottom:6px}
.article h1{font-size:34px;margin-top:0}
.article .meta{color:#6b7280;font-size:14px;margin:10px 0 20px}
.related a{display:block;margin:6px 0}
.legal h1{margin-top:0}
.tools-list a.tool-link{display:block;padding:14px;border:1px dashed #e1e4ef;border-radius:10px;margin:8px 0;background:#fff}
.tool-wrap{background:#fff;border:1px solid #eceef5;border-radius:14px;padding:18px}
input, select, textarea{width:100%;padding:12px;border:1px solid #d9deea;border-radius:10px;font-size:15px}
label{font-weight:700;display:block;margin:12px 0 6px}
button.btn{background:var(--accent);border:0;color:#002921;padding:12px 16px;border-radius:10px;font-weight:800;cursor:pointer}
.result{background:#f6fffC;border:1px solid #d9f2e8;border-radius:10px;padding:14px;margin-top:12px;white-space:pre-wrap}
.kbd{font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;background:#0f172a;color:#e2e8f0;border-radius:8px;padding:2px 6px}
.cookiebar{position:fixed;left:20px;right:20px;bottom:20px;background:#0a0c14;color:#fff;border-radius:14px;padding:16px;display:none;z-index:1000;box-shadow:0 10px 28px rgba(16,24,40,.35)}
.cookiebar button{background:#10b981;color:#0b1f16;border:0;padding:10px 14px;border-radius:10px;font-weight:800;margin-left:10px}
@media(max-width:900px){
  .hero .container{grid-template-columns:1fr}
  .footer .container{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr}
}