:root{
  --bg:#ffffff;
  --fg:#1a1a1a;
  --muted:#5b5b5b;
  --line:#e6e6e8;
  --card:#f7f7f8;
  --accent:#005bff;
  --accent-hover:#0046cc;
  --ok:#1f9d55;
  --warn:#f0a500;
  --danger:#dc3545;
  --radius:14px;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(20,20,40,.06);
  --gutter:20px;
  --container:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter','Manrope',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  font-size:17px;
  line-height:1.55;
  color:var(--fg);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--fg);text-decoration:none}
a:hover{color:var(--accent)}

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

h1,h2,h3{margin:0 0 16px;line-height:1.2;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(28px,5vw,52px)}
h2{font-size:clamp(24px,3.6vw,38px)}
h3{font-size:clamp(18px,2vw,22px)}
p{margin:0 0 14px}

/* ---------- TOPBAR ---------- */
.topbar{position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:saturate(150%) blur(8px);border-bottom:1px solid var(--line);z-index:50}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:24px}
.topbar__brand{font-weight:700;font-size:18px;letter-spacing:-.01em}
.topbar__nav{display:flex;gap:24px}
.topbar__nav a{color:var(--muted);font-size:15px}
.topbar__nav a:hover{color:var(--fg)}
@media (max-width:760px){.topbar__nav{display:none}}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 22px;border-radius:10px;border:1px solid transparent;
  font-weight:600;font-size:16px;line-height:1;cursor:pointer;
  transition:background .15s, border-color .15s, color .15s, transform .05s;
  user-select:none;
}
.btn:active{transform:translateY(1px)}
.btn--primary{background:var(--accent);color:#fff}
.btn--primary:hover{background:var(--accent-hover);color:#fff}
.btn--ghost{background:transparent;color:var(--fg);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--fg)}
.btn--sm{padding:10px 16px;font-size:14px}
.btn--lg{padding:18px 28px;font-size:17px}
.btn--full{width:100%}

/* ---------- HERO ---------- */
.hero{padding:64px 0 56px}
.hero__inner{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
@media (max-width:900px){.hero__inner{grid-template-columns:1fr;gap:36px}}
.hero__sub{font-size:clamp(16px,1.6vw,19px);color:var(--muted);max-width:60ch;margin-bottom:28px}
.hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.hero__trust{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--muted);font-size:14px}
.hero__trust li{position:relative;padding-left:14px}
.hero__trust li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--ok)}
.hero__visual img{border-radius:var(--radius);box-shadow:var(--shadow);background:var(--card)}

/* ---------- PAIN ---------- */
.pain{padding:56px 0;border-top:1px solid var(--line);background:#fafafb}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0}
@media (max-width:760px){.stats{grid-template-columns:1fr}}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.stat__num{font-size:clamp(28px,3.8vw,40px);font-weight:700;letter-spacing:-.02em;margin-bottom:8px}
.stat__txt{color:var(--muted);font-size:15px;line-height:1.45}
.pain__kicker{font-size:18px;margin-top:16px}

/* ---------- OFFER / CHECKLIST ---------- */
.offer{padding:72px 0}
.checklist{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;gap:18px 36px}
@media (max-width:760px){.checklist{grid-template-columns:1fr}}
.checklist li{display:flex;gap:14px;align-items:flex-start;padding:18px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.check{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:var(--ok);color:#fff;font-size:14px;font-weight:700;flex:0 0 24px}
.formats{margin-top:24px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted)}
.chip{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:6px 12px;font-size:14px;color:var(--fg)}

/* ---------- PRICING ---------- */
.pricing{padding:72px 0;background:#fafafb;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
@media (max-width:900px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;gap:14px;position:relative}
.card--featured{border-color:var(--accent);box-shadow:var(--shadow)}
.card__badge{position:absolute;top:-12px;left:24px;background:var(--accent);color:#fff;font-size:12px;font-weight:600;padding:5px 10px;border-radius:999px}
.card__name{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.card__price{font-size:32px;font-weight:700;letter-spacing:-.02em}
.card__period{font-size:16px;color:var(--muted);font-weight:500}
.card ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;flex:1}
.card ul li{padding-left:22px;position:relative;color:var(--fg)}
.card ul li::before{content:"";position:absolute;left:0;top:8px;width:12px;height:7px;border-left:2px solid var(--ok);border-bottom:2px solid var(--ok);transform:rotate(-45deg)}
.guarantee{margin-top:20px;color:var(--muted);font-size:14px;text-align:center}

/* ---------- PROCESS ---------- */
.process{padding:72px 0}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}
.steps li{background:var(--card);border-radius:var(--radius);padding:22px}
.step__num{width:32px;height:32px;border-radius:50%;background:var(--fg);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:14px}
.step__title{font-weight:700;margin-bottom:6px}
.step__txt{color:var(--muted);font-size:15px}
.process__note{margin-top:20px;color:var(--muted);font-size:14px}

/* ---------- MAGNET ---------- */
.magnet{padding:72px 0;background:#0f1115;color:#f3f3f5}
.magnet h2{color:#fff}
.magnet__inner{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center}
@media (max-width:900px){.magnet__inner{grid-template-columns:1fr;gap:32px}}
.magnet p{color:#c9ccd1}
.magnet__bullets{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px;color:#c9ccd1}
.magnet__bullets li{padding-left:18px;position:relative}
.magnet__bullets li::before{content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.magnet__form{background:#fff;color:var(--fg);padding:24px;border-radius:var(--radius);display:flex;flex-direction:column;gap:14px}

/* ---------- CASES ---------- */
.cases{padding:72px 0}
.case{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:10px}
.case__cat{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px}
.case__row{font-size:15px;line-height:1.5}
.case__row--result{border-top:1px solid var(--line);padding-top:10px;margin-top:6px;color:var(--ok)}

/* ---------- AUTHOR ---------- */
.author{padding:72px 0;background:#fafafb;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.author__inner{display:grid;grid-template-columns:200px 1fr;gap:36px;align-items:center}
@media (max-width:760px){.author__inner{grid-template-columns:1fr;gap:20px;text-align:left}}
.author__photo{width:200px;height:200px;border-radius:50%;object-fit:cover;background:#eef2f7;border:1px solid var(--line);display:block}
.author__links{display:flex;gap:18px;margin-top:8px}
.author__links a{color:var(--accent);font-weight:500}
.author__contact{margin-top:14px;color:var(--muted);font-size:15px}
.author__contact a{color:var(--accent);font-weight:500}

/* ---------- FAQ ---------- */
.faq{padding:72px 0}
.acc{display:flex;flex-direction:column;gap:10px}
.acc details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;cursor:pointer}
.acc summary{font-weight:600;font-size:17px;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px}
.acc summary::after{content:"+";font-size:22px;color:var(--muted);line-height:1}
.acc details[open] summary::after{content:"–"}
.acc details p{margin-top:10px;color:var(--muted)}

/* ---------- FINAL FORM ---------- */
.final{padding:80px 0;background:#0f1115;color:#f3f3f5}
.final h2{color:#fff}
.final__inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
@media (max-width:900px){.final__inner{grid-template-columns:1fr}}
.final p{color:#c9ccd1;font-size:18px;max-width:42ch}
.final__form{background:#fff;color:var(--fg);padding:28px;border-radius:var(--radius);display:flex;flex-direction:column;gap:14px}
.final__form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:520px){.final__form .row{grid-template-columns:1fr}}

/* ---------- FORMS ---------- */
.lead-form label{display:flex;flex-direction:column;gap:6px;font-size:14px;color:var(--muted)}
.lead-form input[type=text],.lead-form input[type=email],.lead-form textarea{
  width:100%;padding:12px 14px;font:inherit;color:var(--fg);
  background:#fff;border:1px solid var(--line);border-radius:10px;
  transition:border-color .15s, box-shadow .15s;
}
.lead-form input:focus,.lead-form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,91,255,.12)}
.field{border:0;padding:0;margin:0}
.field legend{display:block;font-size:14px;color:var(--muted);margin:0 0 8px;padding:0}
.field__options{display:flex;flex-wrap:wrap;gap:8px 18px}
.lead-form .radio,
.lead-form .check-inline{
  display:inline-flex;
  flex-direction:row;
  align-items:center;
  gap:8px;
  color:var(--fg);
  font-size:15px;
  cursor:pointer;
  white-space:nowrap;
}
.lead-form .radio input,
.lead-form .check-inline input{accent-color:var(--accent);margin:0;flex:0 0 auto}
.consent{flex-direction:row !important;align-items:flex-start;gap:10px;color:var(--muted);font-size:13px}
.consent a{color:var(--accent)}
.form__status{font-size:14px;padding:10px 12px;border-radius:8px}
.form__status.is-ok{background:rgba(31,157,85,.1);color:var(--ok);border:1px solid rgba(31,157,85,.25)}
.form__status.is-err{background:rgba(220,53,69,.1);color:var(--danger);border:1px solid rgba(220,53,69,.25)}

/* ---------- FOOTER ---------- */
.footer{padding:32px 0 48px;border-top:1px solid var(--line);background:#fafafb}
.footer__inner{display:grid;grid-template-columns:1.2fr 1fr 1.2fr;gap:24px;align-items:center;font-size:14px;color:var(--muted)}
@media (max-width:760px){.footer__inner{grid-template-columns:1fr;text-align:left}}
.footer__brand{font-weight:700;color:var(--fg);font-size:16px}
.footer__small{font-size:13px;margin-top:4px}
.footer__contacts{display:flex;gap:18px;justify-content:center}
@media (max-width:760px){.footer__contacts{justify-content:flex-start}}
.footer__legal{display:flex;flex-direction:column;gap:6px;align-items:flex-end}
@media (max-width:760px){.footer__legal{align-items:flex-start}}