:root{
  --bg:#07070c; --bg2:#0e0e17; --card:#13131f; --line:#24243a;
  --text:#f2f2f7; --muted:#a3a3b8; --accent:#8b5cf6; --accent2:#22d3ee;
  --grad:linear-gradient(135deg,#8b5cf6 0%,#22d3ee 100%);
  --r:18px; --max:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font:400 17px/1.6 "Manrope",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
section{padding:88px 0}
h1,h2,h3{font-weight:800;line-height:1.15;letter-spacing:-.02em}
h1{font-size:clamp(34px,5.6vw,62px)}
h2{font-size:clamp(28px,3.6vw,42px);margin-bottom:16px}
h3{font-size:20px;margin-bottom:8px}
.lead{font-size:clamp(17px,1.8vw,20px);color:var(--muted);max-width:680px}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent2);margin-bottom:16px}

/* header */
.top{position:sticky;top:0;z-index:20;background:rgba(7,7,12,.78);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-weight:800;font-size:18px;text-decoration:none}
.logo span{color:var(--accent2)}
.top .btn{padding:10px 18px;font-size:15px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 26px;border-radius:14px;font-weight:700;font-size:17px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s;min-height:52px}
.btn:hover{transform:translateY(-1px)}
.btn-main{background:var(--grad);color:#07070c;box-shadow:0 10px 30px -10px rgba(139,92,246,.7)}
.btn-ghost{background:transparent;color:var(--text);border-color:#3a3a55}
.btn-ghost:hover{background:#171726}
.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.note{font-size:14px;color:var(--muted);margin-top:14px}

/* hero */
.hero{position:relative;padding:96px 0 72px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:url(img/hero.jpg) center bottom/cover no-repeat;opacity:.55}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,7,12,.2) 0%,rgba(7,7,12,.85) 70%,var(--bg) 100%)}
.hero .wrap{position:relative;z-index:1}
.hero h1{max-width:860px;margin-bottom:22px}
.levels{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:560px;margin-top:40px}
.lvl{background:rgba(19,19,31,.8);border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.lvl b{display:block;font-size:30px;font-weight:800}
.lvl small{color:var(--muted);font-size:13px;line-height:1.3;display:block}

/* ticker */
.ticker{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;white-space:nowrap;padding:16px 0;background:var(--bg2)}
.ticker div{display:inline-block;animation:run 40s linear infinite;font-weight:700;color:var(--muted);letter-spacing:.04em}
@keyframes run{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.ticker div{animation:none}}

/* cards */
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:40px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px}
.card p{color:var(--muted);font-size:16px}
.ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(139,92,246,.15);color:var(--accent2);font-size:22px;margin-bottom:16px}

/* steps */
.steps{counter-reset:s;display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin-top:40px}
.step{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 26px 26px 26px}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--grad);color:#07070c;font-weight:800;margin-bottom:16px}
.step p{color:var(--muted);font-size:16px}

/* levels explainer */
.chain{display:grid;gap:12px;margin-top:36px}
.chain .row{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 20px}
.chain .pct{min-width:72px;font-size:28px;font-weight:800}
.chain .row p{color:var(--muted);font-size:16px}

/* audience benefit */
.bonus{background:linear-gradient(135deg,rgba(139,92,246,.18),rgba(34,211,238,.12));border:1px solid #34345a;border-radius:24px;padding:40px;display:grid;gap:24px;grid-template-columns:1.2fr 1fr;align-items:center}
.bonus .big{font-size:clamp(44px,6vw,72px);font-weight:800;line-height:1}
.bonus ul{list-style:none;display:grid;gap:10px}
.bonus li{padding-left:28px;position:relative;color:var(--text)}
.bonus li::before{content:"✓";position:absolute;left:0;color:var(--accent2);font-weight:800}

/* author */
.author{display:grid;grid-template-columns:320px 1fr;gap:48px;align-items:center}
.author img{border-radius:24px;border:1px solid var(--line);aspect-ratio:3/4;object-fit:cover;object-position:center top;width:100%;height:auto}
.author p{color:var(--muted);margin-top:14px}
.facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.facts span{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:14px}

/* reviews */
.reviews{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin-top:40px}
.review{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;display:flex;flex-direction:column;justify-content:space-between;gap:18px}
.review p{color:#d6d6e4;font-size:16px}
.review b{font-size:15px}

/* faq */
.faq{margin-top:32px;display:grid;gap:10px;max-width:860px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:0 22px}
.faq summary{cursor:pointer;list-style:none;font-weight:700;padding:20px 30px 20px 0;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:16px;font-size:24px;color:var(--accent2);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--muted);padding-bottom:20px;font-size:16px}

/* final */
.final{text-align:center}
.final .lead{margin:0 auto}
.final .btns{justify-content:center}

footer{border-top:1px solid var(--line);padding:40px 0 100px;color:var(--muted);font-size:13px;line-height:1.6}
footer p+p{margin-top:10px}

/* mobile sticky cta */
.sticky{display:none}
@media (max-width:760px){
  section{padding:64px 0}
  .hero{padding:64px 0 48px}
  .btns .btn{width:100%}
  .levels{grid-template-columns:repeat(3,1fr)}
  .lvl b{font-size:24px}
  .bonus{grid-template-columns:1fr;padding:28px}
  .author{grid-template-columns:1fr;gap:28px}
  .author img{max-width:320px}
  .top .btn{display:none}
  .sticky{display:flex;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:30;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(7,7,12,.92);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
  .sticky .btn{flex:1;padding:12px;font-size:15px;min-height:48px}
}

/* book + links in author block */
.book{display:flex;gap:16px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;margin-top:22px;text-decoration:none;max-width:460px;transition:border-color .15s}
.book:hover{border-color:#4a4a70}
.book img{width:64px;height:auto;border-radius:6px;flex:none}
.book small{display:block;color:var(--muted);font-size:13px}
.book b{display:block;font-size:16px}
.tools{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.tools span{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 14px;font-size:14px;font-weight:600}

/* top menu */
.top .wrap{gap:20px}
.menu{display:flex;gap:4px;margin-left:auto;margin-right:8px}
.menu a{text-decoration:none;color:var(--muted);font-weight:600;font-size:15px;padding:8px 12px;border-radius:10px;white-space:nowrap;transition:color .15s,background .15s}
.menu a:hover{color:var(--text);background:#171726}
.menu a.on{color:var(--text);background:#1b1b2e;box-shadow:inset 0 0 0 1px #34345a}
@media (max-width:980px){
  .top .wrap{flex-wrap:wrap;height:auto;padding-top:10px;padding-bottom:6px;row-gap:6px}
  .menu{order:3;width:100%;margin:0 -20px;padding:0 20px 4px;overflow-x:auto;scrollbar-width:none}
  .menu::-webkit-scrollbar{display:none}
  .menu a{font-size:14px;padding:7px 11px;background:var(--card);border:1px solid var(--line)}
  .menu a.on{background:#1b1b2e}
}
@media (max-width:480px){
  .menu{gap:4px}
  .menu a{font-size:12.5px;padding:6px 8px;border-radius:8px}
}
@media (max-width:980px){
  .menu{flex-wrap:wrap;overflow:visible;row-gap:6px}
}