*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#00C4D4;
  --primary-dark:#00A0B0;
  --accent:#33D4E0;
  --bg:#0A0A0A;
  --surface:#161616;
  --text:#F0F4F8;
  --muted:#9AA5B5;
  --grad:linear-gradient(135deg,#00C4D4 0%,#00A0B0 50%,#008A98 100%);
  --grad-soft:linear-gradient(135deg,#0A1A1C,#0A1214,#0A0A0A);
  --border:rgba(0,196,212,0.28);
  --shadow:0 4px 24px rgba(0,196,212,.22);
}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI',Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;min-height:100vh}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline;color:var(--accent)}
img{max-width:100%;height:auto;display:block}
.topbar{background:var(--grad);color:#0A0A0A;padding:8px 16px;text-align:center;font-size:14px;font-weight:700}
.topbar a{color:#0A0A0A;text-decoration:underline}
header{background:#0F0F0F;box-shadow:0 2px 12px rgba(0,0,0,.5);position:sticky;top:0;z-index:100;border-bottom:1px solid var(--border)}
.nav-wrap{max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:10px 16px;gap:12px}
.logo-link{display:flex;align-items:center;gap:10px;font-weight:900;font-size:20px;color:var(--primary);text-decoration:none}
.logo-link img{width:44px;height:44px;border-radius:10px;object-fit:cover}
.logo-link span{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
nav{display:flex;gap:2px;flex-wrap:wrap;align-items:center}
nav a{padding:6px 9px;border-radius:8px;font-weight:700;color:var(--text);font-size:12px;text-decoration:none;transition:.2s}
nav a:hover,nav a.active{background:var(--grad);color:#0A0A0A}
.menu-btn{display:none;background:var(--grad);color:#0A0A0A;border:none;padding:10px 14px;border-radius:8px;font-weight:800;cursor:pointer;font-size:16px}
.mobile-nav{display:none;flex-direction:column;background:#0F0F0F;padding:12px;border-top:1px solid var(--border)}
.mobile-nav.show{display:flex}
.mobile-nav a{padding:12px;border-radius:8px;font-weight:700;color:var(--text)}
.mobile-nav a:hover,.mobile-nav a.active{background:var(--grad);color:#0A0A0A}
.hero{text-align:center;padding:36px 16px;background:var(--grad-soft);border-bottom:1px solid var(--border)}
.hero .main-logo{margin:0 auto 16px;width:140px;height:140px;border-radius:24px;box-shadow:var(--shadow);border:2px solid var(--primary)}
.hero h1{font-size:28px;font-weight:900;margin-bottom:12px;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{color:var(--muted);max-width:620px;margin:0 auto 18px;font-size:16px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:16px 0}
.btn{display:inline-block;background:var(--grad);color:#0A0A0A;padding:14px 28px;border-radius:12px;font-weight:800;font-size:15px;text-decoration:none;box-shadow:var(--shadow);transition:.2s;border:none;cursor:pointer}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(0,196,212,.35);text-decoration:none;color:#0A0A0A}
.telegram-btn{display:inline-block;background:#0088cc;color:#fff;padding:14px 28px;border-radius:12px;font-weight:800;font-size:15px;text-decoration:none;transition:.2s}
.telegram-btn:hover{background:#0077b5;color:#fff;text-decoration:none;transform:translateY(-2px)}
main{max-width:1100px;margin:0 auto;padding:28px 16px}
section{margin-bottom:36px}
h2{font-size:22px;font-weight:800;margin-bottom:14px;color:var(--text);border-bottom:3px solid var(--primary);padding-bottom:8px;display:inline-block}
h3{font-size:17px;font-weight:700;margin:16px 0 8px;color:var(--primary)}
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:var(--shadow)}
.card p{color:var(--muted);font-size:15px}
.feature-icon{width:48px;height:48px;background:var(--grad);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:900;margin-bottom:10px;color:#0A0A0A}
.ss-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin:20px 0;justify-items:center}
.ss-grid img{border-radius:16px;box-shadow:var(--shadow);border:2px solid var(--border);width:100%;max-width:200px}
.ss-label{text-align:center;font-size:13px;font-weight:700;color:var(--primary);margin-top:8px}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.blog-card{background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.blog-card .blog-body{padding:18px}
.blog-card .meta{font-size:12px;color:var(--muted);margin-bottom:10px}
.blog-card p{font-size:14px;color:var(--muted);margin-bottom:12px}
.content-block{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px;margin-bottom:20px}
.content-block p{color:var(--muted);margin-bottom:14px}
.content-block ul,.content-block ol{color:var(--muted);margin:12px 0 14px 22px}
.content-block li{margin-bottom:8px}
footer{background:#050505;color:#ccc;padding:32px 16px 20px;margin-top:40px;border-top:1px solid var(--border)}
.footer-grid{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:24px}
footer h4{color:var(--primary);margin-bottom:12px;font-size:15px}
footer a{color:var(--accent);display:block;margin-bottom:6px;font-size:13px}
footer a:hover{color:#fff}
.footer-bottom{max-width:1100px;margin:24px auto 0;padding-top:16px;border-top:1px solid #222;text-align:center;font-size:13px;color:#666}
.cta-bar{background:var(--grad);color:#0A0A0A;text-align:center;padding:28px 16px;border-radius:16px;margin:24px 0}
.cta-bar h2{color:#0A0A0A;border:none;margin-bottom:8px}
.cta-bar p{color:rgba(0,0,0,.85)}
.cta-bar .btn{background:#0A0A0A;color:var(--primary)}
.cta-bar .btn:hover{color:var(--accent)}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.step{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px;position:relative}
.step-num{width:32px;height:32px;background:var(--grad);color:#0A0A0A;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:900;margin-bottom:10px}
.tip-box{background:rgba(0,196,212,0.1);border-left:4px solid var(--primary);padding:14px 16px;border-radius:0 10px 10px 0;margin:16px 0;color:var(--text)}
.warn-box{background:rgba(255,80,80,0.1);border-left:4px solid #ff5050;padding:14px 16px;border-radius:0 10px 10px 0;margin:16px 0}
@media(max-width:960px){nav{display:none}.menu-btn{display:block}}
@media(max-width:768px){.hero h1{font-size:22px}.btn-row{flex-direction:column;align-items:center}.btn,.telegram-btn{width:100%;max-width:320px;text-align:center}}
@media(min-width:961px){.mobile-nav{display:none!important}}