:root{--blue:#155dfc;--red:#ef4444;--orange:#f97316;--dark:#0f172a;--muted:#64748b;--bg:#f8fafc;--card:#fff;--line:#e2e8f0}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:var(--bg);color:var(--dark);line-height:1.6}.container{max-width:1180px;margin:0 auto;padding:0 20px}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.nav{display:flex;align-items:center;justify-content:space-between;padding:16px 20px}.logo{font-weight:800;font-size:24px;color:var(--blue);text-decoration:none}.logo span{color:var(--orange)}nav a{margin-left:18px;color:var(--dark);text-decoration:none;font-weight:600}.hero{background:linear-gradient(135deg,var(--blue),var(--orange));color:white;padding:60px 0}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}.hero h1{font-size:44px;line-height:1.1;margin:0 0 16px}.hero p{font-size:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 14px 30px rgba(15,23,42,.08)}.converter-card{color:var(--dark)}.grid{display:grid;grid-template-columns:2fr 1fr;gap:28px;margin:32px 0}.section{padding:34px 0}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}label{font-weight:700;font-size:14px}input,select,button{width:100%;padding:13px;border:1px solid var(--line);border-radius:12px;font-size:16px}button,.btn{background:var(--red);color:white;border:0;font-weight:800;cursor:pointer;text-decoration:none;display:inline-block;text-align:center;padding:13px 18px;border-radius:12px}.btn-blue{background:var(--blue)}.result{font-size:26px;font-weight:800;color:var(--blue);margin-top:16px}.rate-table{width:100%;border-collapse:collapse;background:white;border-radius:14px;overflow:hidden}.rate-table th,.rate-table td{padding:13px;border-bottom:1px solid var(--line);text-align:left}.rate-table th{background:#eff6ff}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.mini-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px;text-decoration:none;color:var(--dark)}.mini-card strong{color:var(--blue)}.ad-placeholder{border:2px dashed #94a3b8;background:#fff;color:#64748b;text-align:center;padding:24px;margin:24px auto;border-radius:14px;font-size:14px;font-weight:700}.ad-placeholder span{font-weight:500}.ad-banner{max-width:728px;min-height:90px}.ad-rectangle{max-width:300px;min-height:250px}.ad-inarticle{width:100%;min-height:120px}.sidebar .card{margin-bottom:20px}.site-footer{background:#0f172a;color:#cbd5e1;margin-top:40px;padding:34px 0;text-align:center}.article-content{font-size:18px}.badge{display:inline-block;background:#fff7ed;color:#c2410c;border-radius:999px;padding:4px 10px;font-weight:700;font-size:12px}@media(max-width:800px){.hero-grid,.grid,.form-row,.cards{grid-template-columns:1fr}.hero h1{font-size:34px}.nav{display:block}nav a{display:inline-block;margin:8px 12px 0 0}.container{padding:0 16px}}