:root{--brand:#2563eb;--brand-dark:#1d4ed8;--accent:#10b981;--bg:#0a0b0d;--text:#e5e7eb;--muted:#9aa0a6;--border:#2a2d35;--card:#121317}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
.site-header{background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}
.nav{max-width:1000px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;gap:16px}
.nav-left{display:flex;align-items:center;gap:12px}
.brand{font-weight:700;color:var(--text);font-size:18px;text-decoration:none}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav a{color:var(--text);text-decoration:none;padding:6px 8px;border-radius:8px}
.nav a:hover{background:rgba(37,99,235,0.08)}
.lang-form select{appearance:none;border:1px solid var(--border);background:#1b1c1c;color:var(--text);padding:6px 10px;border-radius:8px}
.lang-form button{border:0;background:var(--brand);color:#fff;padding:6px 10px;border-radius:8px;cursor:pointer}
.lang-form button:hover{background:var(--brand-dark)}
.container{max-width:1200px;min-width:800px;margin:0 auto;padding:20px 16px}
.page-title{font-size:22px;font-weight:700;margin:8px 0 16px 0}
.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.products-2col{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:stretch}
.product-card{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:0 6px 18px rgba(0,0,0,.06);padding:16px;display:flex;flex-direction:column;gap:12px}
.product-head{display:flex;align-items:center;justify-content:space-between}
.product-name{font-weight:600}
.product-info-card{align-items:center;text-align:center;justify-content:center;min-height:220px}
.product-icon{display:block;width:64px;max-width:64px;height:auto;object-fit:contain;filter:drop-shadow(0 2px 8px rgba(0,0,0,.3))}
.product-desc{color:var(--muted);font-size:14px;line-height:1.6}
.pricing-row{margin-top:16px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.price-card{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:0 6px 18px rgba(0,0,0,.06);padding:12px;text-align:center}
.price-title{font-weight:700}
.price-sub{color:var(--muted);font-size:13px}
.products-showcase{max-width:1000px;margin:0 auto}
.showcase-title{font-size:24px;font-weight:700;margin-bottom:12px}
.showcase-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.showcase-card{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:0 6px 18px rgba(0,0,0,.06);overflow:hidden}
.showcase-image{height:200px;display:flex;align-items:center;justify-content:center;background:#14161a}
.showcase-image img{max-width:60%;height:auto}
.showcase-content{padding:16px}
.showcase-title2{font-size:18px;font-weight:600;margin-bottom:8px}
.showcase-actions{display:flex;justify-content:flex-end}
.price-pill{background:rgba(37,99,235,.08);color:var(--brand);border:1px solid rgba(37,99,235,.18);padding:4px 10px;border-radius:999px;font-weight:600}
.field-row{display:flex;gap:10px}
.field{flex:1;display:flex;flex-direction:column;gap:6px}
.label{font-size:12px;color:var(--muted)}
select{border:1px solid var(--border);border-radius:2px;padding:8px 10px;background:#1b1c1c;color:var(--text)}
.actions{display:flex;justify-content:flex-end;margin-top:6px}
.actions.actions-center{justify-content:center}
.btn-block{width:100%}
.cta-wrap{max-width:720px;margin:20px auto 0}
.guarantee-text{margin-top:10px;text-align:center;width:100%}
.guarantee-text div{font-weight:300}
.guarantee-text div:first-child{font-weight:300}
.guarantee-text div:last-child{color:var(--muted);margin-top:6px;font-weight:300}
.tool-panel{margin:12px 0;padding:12px;border:1px solid var(--border);border-radius:2px;background:var(--card)}
.tool-row{display:flex;gap:8px;align-items:center}
.tool-input{flex:1;border:1px solid var(--border);border-radius:2px;padding:8px 10px;background:#1b1c1c;color:var(--text)}
.tool-btn{border:0;border-radius:2px;background:#32f08c;color:#0a0b0d;padding:8px 12px;cursor:pointer}
.tool-results{margin-top:10px;display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;padding:6px 10px;border:1px solid var(--border);border-radius:999px;background:var(--card);cursor:pointer;color:var(--text)}
.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:2px;padding:10px 14px;font-weight:600;cursor:pointer;transition:transform .02s ease}
.btn:active{transform:translateY(1px)}
.btn-primary{background:#32f08c;color:#0a0b0d}
.btn-primary:hover{background:#0fdc78}
.btn-primary:focus{background:#0fdc78}
.btn-muted{background:#fff;border-color:var(--border);color:var(--text)}
.success-panel{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:0 6px 18px rgba(0,0,0,.06);padding:16px}
.success-actions{margin-top:12px}
.site-main{flex:1}
.site-footer{margin-top:auto;border-top:1px solid var(--border);background:var(--card)}
.site-footer .container{display:flex;justify-content:space-between;align-items:flex-start;padding:18px 16px;gap:24px}
.footer-col{min-width:220px}
.footer-title{font-weight:700;margin-bottom:8px}
.footer-list{display:flex;flex-direction:column;gap:6px;margin:0;padding:0;list-style:none}
.footer-list a{color:var(--text);text-decoration:none}
.footer-list a:hover{opacity:.85}
.footer-help{color:var(--muted)}
.footer-copy{margin-top:10px;color:var(--muted)}
.auth-wrap{max-width:720px;margin:0 auto}
.auth-card{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:0 6px 18px rgba(0,0,0,.06);padding:18px}
.auth-card form p{display:flex;flex-direction:column;gap:6px}
.auth-card input, .auth-card select{border:1px solid var(--border);border-radius:2px;padding:10px;background:#1b1c1c;color:var(--text)}
.auth-card button{width:100%}
.section-card{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:0 6px 18px rgba(0,0,0,.06);padding:16px}
.checkout{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
.radio-list{display:flex;flex-direction:column;gap:8px;margin-top:6px}
.radio-item{display:flex;align-items:center;gap:10px;padding:10px;border:1px solid var(--border);border-radius:2px;background:var(--card)}
.radio-title{font-weight:600}
.radio-sub{color:var(--muted);margin-left:auto}
.plan-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:6px}
.plan-card{display:flex;flex-direction:column;gap:6px;padding:12px;border:1px solid var(--border);border-radius:2px;background:var(--card);cursor:pointer}
.plan-card input{margin-bottom:4px}
.plan-name{font-weight:600}
.plan-price{display:flex;gap:8px;align-items:center}
.plan-price .original{text-decoration:line-through;color:var(--muted)}
.plan-price .current{color:var(--accent);font-weight:700}
.pay-list{display:flex;flex-direction:column;gap:12px;margin-top:6px}
.pay-option{border:1px solid var(--border);border-radius:2px;overflow:hidden;background:var(--card)}
.pay-header{display:flex;align-items:center;gap:8px;padding:12px}
.pay-header input[type="radio"], .radio-list input[type="radio"], input[type="checkbox"]{
  appearance:none; width:16px; height:16px; border-radius:50%; border:1px solid var(--border); background:#1b1c1c; display:inline-block; position:relative
}
.pay-header input[type="radio"]:checked, .radio-list input[type="radio"]:checked{
  background:#0fdc78; border-color:#0fdc78
}
.pay-header input[type="radio"]:focus{ outline:none; box-shadow:0 0 0 2px rgba(15,220,120,.3) }
input[type="text"], input[type="password"], select, textarea{ background:#1b1c1c; color:var(--text); border:1px solid var(--border) }
.pay-panel{display:none;padding:12px;border-top:1px solid var(--border)}