/* ========== STENIN Tracker landing — стиль совпадает с ЛК ========== */
:root{
  --bg:#0a0a0f;
  --bg-elev:#111118;
  --bg-hi:#16161f;
  --border:rgba(255,255,255,.06);
  --border-strong:rgba(255,255,255,.12);
  --text:#ffffff;
  --text-muted:#8a8a9a;
  --text-dim:#55556a;
  --wb:#cb11ab;
  --ozon:#005bff;
  --purple:#7b2cbf;
  --grad:linear-gradient(135deg,#cb11ab 0%,#7b2cbf 50%,#005bff 100%);
  --grad-2:linear-gradient(135deg,#cb11ab 0%,#005bff 100%);
  --max:1180px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,sans-serif;
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
  min-height:100vh;
  /* Защита от копирования текста (не пуленепробиваемая, но отсекает обычных пользователей) */
  -webkit-user-select:none;
  -moz-user-select:none;
  -ms-user-select:none;
  user-select:none;
  -webkit-touch-callout:none;
}
img{
  max-width:100%;display:block;
  -webkit-user-drag:none;
  -moz-user-drag:none;
  user-drag:none;
  -webkit-touch-callout:none;
  pointer-events:none; /* блокирует drag в новую вкладку и сохранение по правому клику */
}
a{color:inherit;text-decoration:none}

/* ============ ICONS ============ */
.i{
  width:16px;height:16px;flex-shrink:0;
  display:inline-block;vertical-align:-3px;
}
svg.i{color:currentColor}

.container{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ============ NAV ============ */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(10,10,15,.85);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:var(--max);margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;gap:24px;
}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.3px}
.logo-icon{
  width:32px;height:32px;border-radius:9px;background:var(--grad);
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:900;font-size:14px;
  box-shadow:0 4px 14px rgba(123,44,191,.45);
}
.logo-text em{font-style:normal;color:var(--text-muted);font-weight:600}
.nav-links{display:flex;gap:24px;margin-left:32px;flex:1}
.nav-links a{
  font-size:14px;color:var(--text-muted);font-weight:500;
  padding:6px 0;transition:color .15s;
}
.nav-links a:hover{color:#fff}
.nav-cta{display:flex;gap:10px}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 18px;border-radius:11px;
  font-weight:600;font-size:14px;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .12s, box-shadow .15s, background .15s, border-color .15s;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{
  background:var(--grad-2);color:#fff;
  box-shadow:0 6px 22px rgba(123,44,191,.35);
}
.btn-primary:hover{box-shadow:0 10px 28px rgba(123,44,191,.5)}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border:1px solid var(--border);color:#fff;
}
.btn-ghost:hover{background:rgba(255,255,255,.06);border-color:var(--border-strong)}
.btn-lg{padding:15px 28px;font-size:15px;border-radius:13px}
.btn-block{width:100%}

/* ============ HERO ============ */
.hero{padding:60px 0 80px;position:relative;overflow:hidden}
.hero::before{
  content:'';position:absolute;top:-200px;left:-150px;width:500px;height:500px;
  background:radial-gradient(circle, rgba(203,17,171,.18), transparent 65%);
  pointer-events:none;
}
.hero::after{
  content:'';position:absolute;bottom:-200px;right:-150px;width:550px;height:550px;
  background:radial-gradient(circle, rgba(0,91,255,.16), transparent 65%);
  pointer-events:none;
}
.hero-inner{
  max-width:var(--max);margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;
  position:relative;z-index:1;
}
.hero-text .badge{
  display:inline-block;padding:6px 12px;border-radius:999px;
  background:rgba(123,44,191,.12);border:1px solid rgba(123,44,191,.3);
  font-size:11px;font-weight:700;color:#cb89e0;letter-spacing:.5px;text-transform:uppercase;
  margin-bottom:18px;
}
.hero h1{
  font-size:48px;font-weight:800;letter-spacing:-1.4px;line-height:1.1;
  margin-bottom:20px;
}
.grad{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.lead{
  font-size:17px;color:var(--text-muted);line-height:1.6;
  max-width:540px;margin-bottom:28px;
}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:28px}
.hero-bullets{list-style:none;display:flex;flex-direction:column;gap:10px;margin:0;padding:0}
.hero-bullets li{
  font-size:13px;color:var(--text-muted);
  display:flex;align-items:center;gap:10px;
}
.hero-bullets svg{width:16px;height:16px;color:var(--wb);flex-shrink:0}

.hero-photo{position:relative}
.hero-photo img{
  border-radius:24px;border:1px solid var(--border);
  box-shadow:0 30px 80px rgba(0,0,0,.5);
  position:relative;z-index:1;
  aspect-ratio:1/1;object-fit:cover;
}
.hero-photo-glow{
  position:absolute;inset:-40px;border-radius:40px;
  background:radial-gradient(ellipse,rgba(123,44,191,.25),transparent 60%);
  pointer-events:none;
}

/* ============ SECTIONS ============ */
section{padding:80px 0}
.section-head{text-align:center;margin-bottom:48px}
.kicker{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:1.4px;
  text-transform:uppercase;color:#cb89e0;margin-bottom:12px;
}
.section-head h2{font-size:36px;font-weight:800;letter-spacing:-.8px;line-height:1.2;max-width:720px;margin:0 auto}
.section-sub{font-size:16px;color:var(--text-muted);margin-top:14px;max-width:600px;margin-left:auto;margin-right:auto}

/* ============ FEATURES ============ */
.features{background:linear-gradient(180deg, transparent, rgba(123,44,191,.03), transparent)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature-card{
  background:var(--bg-elev);border:1px solid var(--border);border-radius:18px;
  padding:28px 24px;transition:border-color .2s, transform .2s;
}
.feature-card:hover{border-color:rgba(123,44,191,.3);transform:translateY(-4px)}
.feature-icon{
  width:48px;height:48px;border-radius:12px;
  background:linear-gradient(135deg, rgba(203,17,171,.12), rgba(0,91,255,.12));
  border:1px solid rgba(123,44,191,.2);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.feature-icon svg{width:22px;height:22px;color:#cb89e0}
.feature-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--text-muted);line-height:1.6}

/* ============ HOW ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:48px}
.step{
  background:var(--bg-elev);border:1px solid var(--border);border-radius:18px;
  padding:28px 22px;position:relative;
}
.step-num{
  width:36px;height:36px;border-radius:10px;background:var(--grad-2);
  display:flex;align-items:center;justify-content:center;
  font-weight:800;color:#fff;margin-bottom:14px;font-size:15px;
}
.step h3{font-size:17px;font-weight:700;margin-bottom:8px}
.step p{font-size:13px;color:var(--text-muted);line-height:1.55}
.how-photo{
  border-radius:24px;border:1px solid var(--border);overflow:hidden;
  box-shadow:0 20px 60px rgba(0,0,0,.4);
}
.how-photo img{width:100%;max-height:480px;object-fit:cover}

/* ============ PRICING ============ */
.pricing{background:linear-gradient(180deg, transparent, rgba(0,91,255,.04), transparent)}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.plan{
  background:var(--bg-elev);border:1px solid var(--border);border-radius:22px;
  padding:32px 28px;position:relative;display:flex;flex-direction:column;
  transition:transform .2s, border-color .2s;
}
.plan:hover{transform:translateY(-4px)}
.plan-popular{
  border:1px solid transparent;
  background-image:linear-gradient(var(--bg-elev),var(--bg-elev)), var(--grad);
  background-origin:border-box;background-clip:padding-box, border-box;
  box-shadow:0 25px 60px rgba(123,44,191,.18);
}
.plan-badge{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:var(--grad-2);color:#fff;
  padding:5px 14px;border-radius:999px;font-size:11px;font-weight:700;letter-spacing:.5px;
  text-transform:uppercase;box-shadow:0 6px 20px rgba(123,44,191,.4);
}
.plan-head{margin-bottom:22px}
.plan-icon{
  width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg, rgba(203,17,171,.12), rgba(0,91,255,.12));
  border:1px solid rgba(123,44,191,.22);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;
}
.plan-icon svg{width:26px;height:26px;color:#cb89e0;stroke:currentColor;fill:none;stroke-width:2}
.plan-popular .plan-icon{
  background:linear-gradient(135deg, rgba(203,17,171,.22), rgba(0,91,255,.22));
  border-color:rgba(123,44,191,.4);
}
.plan-popular .plan-icon svg{color:#fff}
.plan-head h3{font-size:24px;font-weight:800;letter-spacing:-.4px;margin-bottom:4px}
.plan-tagline{font-size:13px;color:var(--text-muted)}
.plan-price{
  margin-bottom:24px;padding-bottom:22px;
  border-bottom:1px solid var(--border);
}
.price-num{display:block;font-size:32px;font-weight:800;letter-spacing:-.8px}
.price-note{font-size:13px;color:var(--text-muted);margin-top:4px;display:block}
.plan-features{list-style:none;flex:1;margin-bottom:22px;display:flex;flex-direction:column;gap:10px}
.plan-features li{
  font-size:13.5px;color:#c8c8d8;line-height:1.55;
  padding-left:26px;position:relative;
}
.plan-features li::before{
  content:'';position:absolute;left:0;top:3px;
  width:16px;height:16px;border-radius:50%;
  background:rgba(16,185,129,.15);
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2310b981' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>");
  background-size:11px;background-repeat:no-repeat;background-position:center;
}

/* ============ SHOWCASE ============ */
.showcase{background:rgba(255,255,255,.015)}
.showcase-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.showcase-photo img{
  border-radius:24px;border:1px solid var(--border);
  box-shadow:0 25px 70px rgba(0,0,0,.5);
  aspect-ratio:4/3;object-fit:cover;
}
.showcase-text h2{font-size:32px;font-weight:800;letter-spacing:-.6px;line-height:1.2;margin-bottom:18px}
.showcase-text p{font-size:15px;color:var(--text-muted);line-height:1.7;margin-bottom:18px}
.showcase-bullets{list-style:none;display:flex;flex-direction:column;gap:10px}
.showcase-bullets li{font-size:14px;color:#c8c8d8;padding-left:22px;position:relative}
.showcase-bullets li::before{content:'•';position:absolute;left:0;color:var(--wb);font-weight:700;font-size:18px;line-height:1}

/* ============ FAQ ============ */
.faq-list{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.faq-list details{
  background:var(--bg-elev);border:1px solid var(--border);border-radius:14px;
  padding:18px 22px;cursor:pointer;transition:border-color .2s;
}
.faq-list details[open]{border-color:rgba(123,44,191,.3)}
.faq-list summary{
  font-weight:600;font-size:15px;list-style:none;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-list summary::after{
  content:'+';font-size:22px;color:var(--text-muted);font-weight:300;
  transition:transform .2s;
}
.faq-list details[open] summary::after{transform:rotate(45deg)}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list p{
  font-size:14px;color:var(--text-muted);line-height:1.65;
  margin-top:12px;padding-top:12px;border-top:1px solid var(--border);
}

/* ============ CTA FINAL ============ */
.cta-final{padding-bottom:120px}
.cta-card{
  background:linear-gradient(135deg, rgba(203,17,171,.1), rgba(0,91,255,.1));
  border:1px solid transparent;
  background-image:linear-gradient(rgba(17,17,24,.95),rgba(17,17,24,.95)), var(--grad);
  background-origin:border-box;background-clip:padding-box, border-box;
  border-radius:28px;padding:56px 40px;text-align:center;
  box-shadow:0 30px 80px rgba(123,44,191,.2);
}
.cta-card h2{font-size:34px;font-weight:800;letter-spacing:-.6px;margin-bottom:14px}
.cta-card p{font-size:16px;color:var(--text-muted);margin-bottom:28px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ============ FOOTER ============ */
.footer{
  background:var(--bg-elev);border-top:1px solid var(--border);
  padding:56px 0 32px;
}
.footer-inner{display:grid;grid-template-columns:1.2fr 2fr;gap:48px}
.footer-brand .logo{margin-bottom:14px}
.footer-desc{font-size:13px;color:var(--text-muted);max-width:300px;line-height:1.6}
.footer-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.footer-col h4{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--text-dim);margin-bottom:14px}
.footer-col a{
  display:block;padding:5px 0;font-size:13px;color:var(--text-muted);
  transition:color .15s;
}
.footer-col a:hover{color:#fff}
.footer-bottom{
  grid-column:1/-1;margin-top:40px;padding-top:24px;border-top:1px solid var(--border);
  display:flex;gap:10px;align-items:center;justify-content:center;
  font-size:12px;color:var(--text-dim);flex-wrap:wrap;
}
.footer-bottom a{color:var(--text-muted)}
.footer-bottom a:hover{color:#fff}

/* ============ RESPONSIVE ============ */
@media (max-width:980px){
  .nav-links{display:none}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero h1{font-size:36px}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .pricing-grid{grid-template-columns:1fr;gap:16px}
  .showcase-grid{grid-template-columns:1fr;gap:32px}
  .footer-inner{grid-template-columns:1fr;gap:32px}
  .footer-cols{grid-template-columns:repeat(2,1fr)}
  .section-head h2{font-size:28px}
}
@media (max-width:560px){
  .nav-cta .btn-ghost{display:none}
  .hero{padding:40px 0 60px}
  .hero h1{font-size:30px;letter-spacing:-1px}
  .lead{font-size:15px}
  .feature-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr}
  .cta-card{padding:40px 24px}
  .cta-card h2{font-size:24px}
  section{padding:56px 0}
}