/* Оформление посадочных страниц. Палитра и шрифты — те же, что на витрине,
   но макет колоночный: это текстовые страницы, их читают сверху вниз. */

:root{
  color-scheme:dark;

  --bg:#0B0C0F;
  --surface:#121419;
  --surface-2:#171A20;
  --surface-3:#0E1014;

  --ink:#E9EBEF;
  --soft:#A2A8B4;
  --muted:#6C727F;

  --accent:#F1FEC8;
  --accent-dim:#DDEBAF;
  --accent-deep:#F7FFDE;
  --accent-tint:#232815;
  --accent-line:#3B4322;
  --on-accent:#0B0C0F;

  --line:#242832;
  --line-2:#2E3341;

  --sans:"Onest",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;

  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;

  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;background:var(--bg)}
body{
  margin:0;
  min-width:320px;
  color:var(--ink);
  font-family:var(--sans);
  font-weight:400;
  font-size:16px;
  line-height:1.6;
  background:var(--bg);
  overflow-x:hidden;
}
/* Тот же фирменный фон, что на витрине: страницы должны читаться как один сайт. */
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.075;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='96' height='111' viewBox='0 0 96 111'%3E%3Cpath d='M16 0H48L64 27.75 48 55.5H16L0 27.75ZM64 27.75H96L112 55.5 96 83.25H64L48 55.5ZM16 55.5H48L64 83.25 48 111H16L0 83.25ZM64 83.25H96L112 111 96 138.75H64L48 111Z' fill='none' stroke='%23F1FEC8' stroke-width='.75' vector-effect='non-scaling-stroke'/%3E%3C/svg%3E");
  background-size:96px 111px;
  -webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,0) 0,#000 104px,rgba(0,0,0,.7) 45%,rgba(0,0,0,.4) 100%);
  mask-image:linear-gradient(to bottom,rgba(0,0,0,0) 0,#000 104px,rgba(0,0,0,.7) 45%,rgba(0,0,0,.4) 100%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(900px 500px at 12% -8%,rgba(241,254,200,.07),transparent 62%);
  -webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,0) 0,#000 104px);
  mask-image:linear-gradient(to bottom,rgba(0,0,0,0) 0,#000 104px);
}
main,header,footer{position:relative;z-index:2}
a{color:inherit}
button,a{font:inherit}
h1,h2,h3,p,ul{margin-top:0}
::selection{background:var(--accent);color:var(--on-accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

.wrap{width:min(1220px,calc(100% - clamp(24px,6vw,72px)));margin:0 auto}
.mono{font-family:var(--mono);font-size:10px;font-weight:500;letter-spacing:.18em;text-transform:uppercase}
.safe-cap{position:fixed;top:0;left:0;right:0;height:env(safe-area-inset-top,0px);
  z-index:29;background:var(--bg);pointer-events:none}

/* ── шапка ───────────────────────────────────────── */
.nav{position:fixed;top:calc(20px + env(safe-area-inset-top,0px));left:12px;right:22px;z-index:30}
.nav-row{display:flex;align-items:center;justify-content:space-between;gap:20px}
.nav-auth{display:flex;align-items:center;gap:4px;padding:4px;margin-left:auto;
  border:1px solid var(--line);border-radius:14px;background:rgba(18,20,25,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.auth-link{display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:10px;
  color:var(--soft);background:transparent;text-decoration:none;
  font-size:13.5px;font-weight:500;letter-spacing:-.01em;white-space:nowrap;
  transition:color .18s var(--ease),background .18s var(--ease)}
.auth-link:hover{color:var(--ink);background:var(--surface-2)}
.auth-link.primary{color:var(--on-accent);background:var(--accent)}
.auth-link.primary:hover{background:var(--accent-deep)}
.logo{position:fixed;left:30px;top:calc(40px + env(safe-area-inset-top,0px));
  display:grid;place-items:center;width:30px;height:30px;padding:0;border:0;border-radius:50%;
  color:var(--accent);background:transparent;
  transition:color .2s var(--ease),transform .2s var(--ease)}
.logo:hover{color:var(--accent-deep);transform:scale(1.04)}
.logo-mark{width:100%;height:100%}

/* ── кнопки ──────────────────────────────────────── */
.button{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:52px;padding:0 26px;border:1px solid transparent;border-radius:14px;
  text-decoration:none;font-size:15px;font-weight:500;letter-spacing:-.01em;
  color:var(--on-accent);background:var(--accent);
  transition:transform .22s var(--ease),background .22s var(--ease)}
.button:hover{background:var(--accent-deep);transform:translateY(-1px)}
.button:active{transform:translateY(0)}
.button .arr{transition:transform .22s var(--ease)}
.button:hover .arr{transform:translateX(4px)}
.button.ghost{color:var(--ink);background:var(--surface);border-color:var(--line)}
.button.ghost:hover{color:var(--accent);background:var(--surface-2);border-color:var(--accent-line)}

/* ── статья ──────────────────────────────────────── */
.article{max-width:820px;padding:clamp(104px,12vw,150px) 0 clamp(56px,7vw,88px)}
.crumbs{display:flex;align-items:center;gap:9px;margin-bottom:26px;
  color:var(--muted);font-size:13px;font-weight:300}
.crumbs a{color:var(--soft);text-decoration:none;transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--accent)}
.eyebrow{display:flex;align-items:center;gap:12px;color:var(--accent);margin-bottom:22px}
.eyebrow::before{content:"";width:30px;height:1px;background:currentColor;opacity:.6}
h1{font-size:clamp(34px,5vw,58px);line-height:1.02;letter-spacing:-.042em;font-weight:500;
  margin-bottom:24px;text-wrap:balance}
.lead{font-size:clamp(17px,1.5vw,20px);line-height:1.58;color:var(--soft);
  font-weight:300;margin-bottom:clamp(38px,5vw,60px);max-width:60ch}

.article-block{padding-top:28px;border-top:1px solid var(--line);margin-bottom:clamp(34px,4vw,52px)}
.article-block h2{font-size:clamp(23px,2.6vw,32px);line-height:1.12;letter-spacing:-.032em;
  font-weight:500;margin-bottom:18px;text-wrap:balance}
.article-block p{margin:0 0 16px;color:var(--soft);font-weight:300;font-size:16.5px;line-height:1.68;max-width:66ch}
.article-block p:last-child{margin-bottom:0}
.article-block ul{margin:0;padding:0;list-style:none;max-width:66ch}
.article-block li{position:relative;padding-left:22px;margin-bottom:11px;
  color:var(--soft);font-weight:300;line-height:1.6}
.article-block li::before{content:"";position:absolute;left:2px;top:11px;
  width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:.6}

/* ── призыв ──────────────────────────────────────── */
.cta-block{padding:clamp(28px,4vw,40px);border:1px solid var(--accent-line);border-radius:var(--r-lg);
  background:linear-gradient(160deg,var(--accent-tint),var(--surface) 68%);
  margin:clamp(40px,5vw,60px) 0}
.cta-block h2{font-size:clamp(22px,2.4vw,29px);line-height:1.14;letter-spacing:-.03em;
  font-weight:500;margin-bottom:14px;text-wrap:balance}
.cta-block p{margin:0 0 24px;color:var(--soft);font-weight:300;max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ── вопросы ─────────────────────────────────────── */
.faq-list{display:grid;gap:2px;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.faq-item{padding:22px clamp(18px,2.4vw,26px);background:var(--surface)}
.faq-item h3{font-size:16.5px;font-weight:500;letter-spacing:-.015em;margin-bottom:9px}
.faq-item p{margin:0;color:var(--soft);font-weight:300;font-size:15.5px;line-height:1.62}

/* ── соседние страницы ───────────────────────────── */
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:12px}
.related-card{display:flex;flex-direction:column;gap:8px;padding:20px;
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);
  text-decoration:none;transition:border-color .2s var(--ease),background .2s var(--ease)}
.related-card:hover{border-color:var(--accent-line);background:var(--surface-2)}
.related-title{color:var(--accent-dim);font-family:var(--mono);font-size:10px;
  letter-spacing:.14em;text-transform:uppercase}
.related-desc{color:var(--ink);font-size:15.5px;font-weight:400;line-height:1.4}

/* ── подвал ──────────────────────────────────────── */
footer{padding:30px 0 calc(44px + env(safe-area-inset-bottom,0px));border-top:1px solid var(--line)}
.footer-nav{display:flex;flex-wrap:wrap;gap:10px 22px;margin-bottom:26px;
  color:var(--soft);font-size:14px;font-weight:300}
.footer-nav a{text-decoration:none;transition:color .2s var(--ease)}
.footer-nav a:hover{color:var(--accent)}
.footer-row{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  color:var(--muted);font-size:13px;font-weight:300}
.footer-brand{display:flex;align-items:center;gap:12px;color:var(--accent)}
.footer-brand .logo-mark{width:32px;height:32px}
.footer-brand-name{color:var(--ink);font-size:19px;font-weight:500;letter-spacing:-.03em}
.footer-links{display:flex;gap:24px;flex-wrap:wrap}
.footer-links a{text-decoration:none;transition:color .2s var(--ease)}
.footer-links a:hover{color:var(--accent)}
.footer-links button{padding:0;border:0;background:none;color:inherit;font-weight:300;
  cursor:pointer;transition:color .2s var(--ease)}
.footer-links button:hover{color:var(--accent)}

@media (max-width:720px){
  .logo{left:20px;top:calc(34px + env(safe-area-inset-top,0px));width:26px;height:26px}
  .nav{left:10px;right:14px;top:calc(16px + env(safe-area-inset-top,0px))}
  .auth-link{height:34px;padding:0 13px;font-size:13px}
  .article{padding-top:clamp(96px,26vw,120px)}
  .footer-row{flex-direction:column;align-items:flex-start}
  .footer-links{gap:14px}
}