:root{
  --bg:#0f1115; --fg:#e6e6e6; --muted:#9aa0a6; --accent:#ffb454;
  --card:#171a21; --border:#262b33;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:var(--bg);color:var(--fg);line-height:1.7;-webkit-font-smoothing:antialiased}
.container{max-width:760px;margin:0 auto;padding:0 20px}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.site-header{background:var(--card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:60px;flex-wrap:wrap;gap:10px}
.logo{font-weight:700;font-size:18px;color:var(--fg)}
.nav{display:flex;gap:18px;font-size:15px}
.nav a{color:var(--muted)}
.nav a:hover{color:var(--accent);text-decoration:none}
main{padding:40px 0 60px}
.hero{text-align:center;padding:40px 0 30px}
.hero h1{font-size:34px;line-height:1.25;margin-bottom:16px}
.lead{color:var(--muted);font-size:18px;max-width:600px;margin:0 auto 24px}
.cta{display:inline-block;background:var(--accent);color:#1a1205;font-weight:700;padding:13px 26px;border-radius:10px;font-size:16px}
.cta:hover{text-decoration:none;opacity:.92}
.proof{color:var(--accent);font-size:14px;margin-top:14px;font-weight:500}
.cta-ghost{display:inline-block;background:transparent;color:var(--accent);font-weight:700;padding:13px 26px;border-radius:10px;font-size:16px;border:1px solid var(--accent);margin-left:10px}
.cta-ghost:hover{text-decoration:none;background:rgba(255,180,84,.08)}
.hero-stats{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin-top:28px}
.hero-stats .hs{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px 20px;min-width:130px}
.hero-stats .hs b{display:block;font-size:26px;color:var(--accent);font-weight:800}
.hero-stats .hs span{font-size:13px;color:var(--muted)}
.pain .sub,.kits .sub{text-align:center;color:var(--muted);font-size:15px;max-width:640px;margin:0 auto 22px}
.principle{background:#15171d;border:1px solid var(--accent);border-radius:12px;padding:16px 20px;margin-top:22px;text-align:center;color:#e6e6e6;font-size:15px}
.kit-cta{text-align:center;margin-top:24px}
.road-cards{grid-template-columns:repeat(3,1fr)}
@media(max-width:600px){.road-cards{grid-template-columns:1fr}.cta-ghost{margin-left:0;margin-top:10px;display:block}}
.instructor{display:flex;gap:22px;align-items:center;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:26px;margin-top:48px;flex-wrap:wrap}
.instructor .ava{width:120px;height:120px;border-radius:50%;object-fit:cover;background:var(--border);flex-shrink:0}
.ins-body{flex:1;min-width:240px}
.ins-label{display:inline-block;color:var(--accent);font-size:13px;font-weight:600;margin-bottom:4px}
.ins-body h3{font-size:22px;margin-bottom:2px;color:var(--fg)}
.ins-role{color:var(--muted);font-size:14px;margin-bottom:10px}
.ins-quote{color:#d6d6d6;font-style:italic;line-height:1.6;font-size:15px}
.pricing{margin-top:48px}
.price-card{background:linear-gradient(135deg,#1d2230,#232a1a);border:1px solid var(--accent);border-radius:16px;padding:34px;text-align:center}
.price-tag{display:inline-block;background:#2a1d0a;color:var(--accent);border:1px solid var(--accent);padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:14px}
.price-card h2{font-size:24px;margin-bottom:14px;color:var(--fg);line-height:1.3}
.urgency{margin:0 auto 16px;max-width:420px}
.urgency .bar{height:10px;background:#0b0d11;border-radius:6px;overflow:hidden;border:1px solid var(--border)}
.urgency .bar span{display:block;height:100%;background:var(--accent);border-radius:6px}
.urgency p{color:var(--muted);font-size:13px;margin-top:8px}
.price-old{color:var(--muted);font-size:14px;margin-bottom:16px}
.price-list{list-style:none;text-align:left;max-width:420px;margin:0 auto 22px}
.price-list li{color:#e6e6e6;font-size:15px;padding:6px 0;border-bottom:1px solid var(--border)}
.cta.big{font-size:18px;padding:15px 30px}
.price-note{color:var(--muted);font-size:13px;margin-top:14px}
.badge{display:inline-block;background:#2a1d0a;color:var(--accent);border:1px solid var(--accent);padding:6px 14px;border-radius:20px;font-size:13px;font-weight:600;margin-bottom:16px}
.badges{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:18px;font-size:13px;color:var(--muted)}
.badges span{background:var(--card);border:1px solid var(--border);padding:6px 12px;border-radius:8px}
.pain,.kits{margin-top:48px}
.pain h2,.kits h2{font-size:24px;margin-bottom:22px;text-align:center}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:22px}
.card .emo{font-size:34px;margin-bottom:8px}
.card .kit-num{font-size:22px;font-weight:700;color:var(--accent);margin-bottom:8px}
.card h3{font-size:18px;margin-bottom:8px;color:var(--fg)}
.card p{color:#d6d6d6;font-size:14px;line-height:1.6}
.card ul{margin:10px 0 0 18px;color:#d6d6d6;font-size:13px}
.card ul li{margin-bottom:4px}
.testi,.road,.faq{margin-top:48px}
.testi h2,.road h2,.faq h2{font-size:24px;margin-bottom:10px;text-align:center}
.testi .sub,.road .sub{text-align:center;color:var(--muted);font-size:14px;margin-bottom:22px}
.quote{color:#e6e6e6;font-style:italic;line-height:1.6;margin-bottom:10px}
.who{color:var(--accent);font-size:13px;font-weight:600}
.faq .q{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px 20px;margin-bottom:12px}
.faq .q p{color:#d6d6d6;font-size:14px;margin-top:6px}
.cta-final{margin-top:48px;text-align:center;background:linear-gradient(135deg,#1d2230,#232a1a);border:1px solid var(--accent);border-radius:14px;padding:32px}
.cta-final h2{font-size:24px;margin-bottom:10px;color:var(--fg)}
.cta-final p{color:#d6d6d6;margin-bottom:18px}
@media(max-width:600px){
  .cards{grid-template-columns:1fr}
}
.intro{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:26px;margin:24px 0}
.intro p{margin-bottom:12px;color:#d6d6d6}
.recent{margin-top:36px}
.recent h2{font-size:22px;margin-bottom:16px}
.section-title{font-size:26px;margin-bottom:20px}
.post-list{list-style:none}
.post-list li{display:flex;justify-content:space-between;align-items:baseline;gap:12px;
  padding:14px 0;border-bottom:1px solid var(--border)}
.post-list li a{font-size:17px;font-weight:500}
.date{color:var(--muted);font-size:14px;white-space:nowrap}
.more{display:inline-block;margin-top:18px;font-weight:600}
.post{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:32px}
.post h1{font-size:28px;margin-bottom:8px;line-height:1.3}
.post .cover{width:100%;height:auto;border-radius:12px;margin:0 0 24px;display:block;background:var(--card)}
.post .date{color:var(--muted);margin-bottom:24px}
.post .content h2{font-size:21px;margin:26px 0 10px}
.post .content h3{font-size:18px;margin:20px 0 8px}
.post .content p{margin-bottom:14px;color:#d6d6d6}
.lead-form{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.lead-form input[type=email]{flex:1;min-width:200px;padding:12px 14px;border-radius:8px;border:1px solid var(--border);background:#0b0d11;color:var(--fg);font-size:15px}
.lead-form button{background:var(--accent);color:#1a1205;font-weight:700;border:none;padding:12px 20px;border-radius:8px;font-size:15px;cursor:pointer}
.lead-form button:hover{opacity:.92}
.lead-note{color:var(--muted);font-size:13px;margin-top:6px}
.post .content ul,.post .content ol{margin:0 0 14px 22px;color:#d6d6d6}
.post .content li{margin-bottom:6px}
.post .content blockquote{border-left:3px solid var(--accent);padding:6px 16px;color:var(--muted);margin:14px 0}
.post .content code{background:#0b0d11;padding:2px 6px;border-radius:4px;font-size:14px}
.cta-box{background:linear-gradient(135deg,#1d2230,#232a1a);border:1px solid var(--accent);border-radius:12px;padding:24px;margin:30px 0 10px;text-align:center}
.cta-box h3{font-size:20px;margin-bottom:8px;color:var(--fg)}
.cta-box p{color:#d6d6d6;margin-bottom:16px;font-size:15px}
.cta-box .cta{font-size:16px}
.nav a.cta-nav{color:#1a1205;background:var(--accent);padding:7px 14px;border-radius:8px;font-weight:700}
.nav a.cta-nav:hover{text-decoration:none;opacity:.92}
.post .back{margin-top:30px}
.site-footer{border-top:1px solid var(--border);padding:24px 0;color:var(--muted);font-size:14px;text-align:center}
.share{max-width:760px;margin:0 auto;padding:24px 20px;border-top:1px solid var(--border);text-align:center}
.share p{margin-bottom:12px;color:var(--muted);font-size:15px}
.share .btn,.share .copy{display:inline-block;margin:6px;padding:10px 18px;border-radius:8px;font-weight:700;font-size:15px;cursor:pointer;border:none}
.share .btn.fb{background:#1877f2;color:#fff}
.share .btn.zalo{background:#0068ff;color:#fff}
.share .copy{background:var(--card);color:var(--accent);border:1px solid var(--border)!important}
.share .btn:hover,.share .copy:hover{opacity:.9;text-decoration:none}
@media(max-width:600px){
  .hero h1{font-size:26px}
  .post-list li{flex-direction:column;gap:4px}
  .nav{font-size:14px;gap:12px}
}