/* Единая синяя тема — общие стили внутренних страниц (статьи, uz-home).
   Согласована с главной (index.html). Шрифт Inter. */
:root{
  --blue:#2f6bf6;--blue-d:#1f52d0;--navy:#16223c;--ink:#1e2a3a;--text:#41506a;--muted:#7a8699;
  --bg:#ffffff;--tint:#eef3ff;--lav:#f4f2ff;--line:#e7ebf4;
  --green:#2fb673;--green-s:#e7f7ee;--amber:#f5a623;--amber-s:#fff6e2;--red:#e5484d;--red-s:#fdecec;
  --maxw:1120px;--prose:46rem;--shadow:0 10px 30px rgba(22,34,60,.06);--shadow-h:0 16px 40px rgba(22,34,60,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{color:var(--navy);font-weight:800;line-height:1.25;overflow-wrap:break-word}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
::selection{background:rgba(47,107,246,.15)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;border-radius:12px;padding:11px 18px;font-size:15px;transition:.15s;cursor:pointer;border:0}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-d);text-decoration:none}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;height:70px;gap:16px}
.brand{font-weight:800;font-size:20px;letter-spacing:.02em;color:var(--navy);white-space:nowrap}
.brand:hover{text-decoration:none}
.brand .dim{color:var(--muted);font-weight:700}
.nav-right{display:flex;align-items:center;gap:14px}
.lang{display:flex;gap:2px;font-size:13px;font-weight:600}
.lang a,.lang span{padding:4px 8px;border-radius:8px;color:var(--muted)}
.lang a:hover{color:var(--navy);text-decoration:none}
.lang .active{background:var(--navy);color:#fff}

/* Article */
.article{padding:32px 0 8px}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:18px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--blue)}
.layout{display:grid;grid-template-columns:1fr 16rem;gap:40px}
.prose{max-width:var(--prose);min-width:0}
.prose h1{font-size:clamp(28px,4.5vw,40px);margin:0 0 6px}
.updated{font-size:14px;color:var(--muted);margin:0 0 28px}
.prose p{font-size:17px;line-height:1.75;color:var(--text)}
.prose h2{font-size:clamp(22px,3.5vw,28px);margin:38px 0 14px;scroll-margin-top:90px}
.prose h3{font-size:20px;margin:26px 0 10px}
.prose ul.bullets{list-style:none;padding:0;margin:16px 0}
.prose ul.bullets li{display:flex;gap:12px;padding:5px 0;color:var(--text)}
.prose ul.bullets li::before{content:"";margin-top:11px;width:7px;height:7px;flex:none;border-radius:50%;background:var(--blue)}

/* Steps */
.steps{list-style:none;counter-reset:step;padding:0;margin:22px 0}
.steps li{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:14px;box-shadow:var(--shadow);counter-increment:step}
.steps li::before{content:counter(step);flex:none;width:36px;height:36px;border-radius:50%;background:var(--blue);color:#fff;font-weight:700;font-size:17px;display:flex;align-items:center;justify-content:center}
.steps .st-title{font-weight:700;margin:0;color:var(--navy)}
.steps .st-text{margin:5px 0 0;color:var(--text)}
.steps .shot{margin:14px 0 0}
.steps .shot img{display:block;width:100%;height:auto;border-radius:12px;border:1px solid var(--line);background:var(--tint)}
.steps .shot figcaption{margin-top:7px;font-size:13px;color:var(--muted)}

/* Callouts */
.callout{border-radius:16px;padding:18px 20px;margin:22px 0;border:1px solid}
.callout .c-title{display:flex;align-items:center;gap:10px;font-weight:700;margin:0;color:var(--navy)}
.callout .c-badge{width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff;flex:none}
.callout .c-text{margin:8px 0 0;color:var(--text)}
.callout.legal{background:var(--green-s);border-color:#bfe8d0}
.callout.legal .c-badge{background:var(--green)}
.callout.info{background:var(--tint);border-color:#cfdcfb}
.callout.info .c-badge{background:var(--blue)}
.callout.warning{background:var(--amber-s);border-color:#f4dfae}
.callout.warning .c-badge{background:var(--amber)}

/* Legal vs grey */
.tracks{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0}
.track{border-radius:16px;padding:18px 20px;border:1px solid}
.track h3{font-size:16px;margin:0 0 10px}
.track ul{list-style:none;margin:0;padding:0}
.track li{display:flex;gap:8px;padding:4px 0;color:var(--text)}
.track.legal{background:var(--green-s);border-color:#bfe8d0}
.track.legal h3{color:#1c8a5a}
.track.legal li::before{content:"✓";color:var(--green);font-weight:700}
.track.grey{background:var(--red-s);border-color:#f6c9cb}
.track.grey h3{color:#c0343a}
.track.grey li::before{content:"✕";color:var(--red);font-weight:700}

/* CTA */
.cta{margin:26px 0;border:1px solid #dfe7fb;background:linear-gradient(120deg,#eef3ff,#f3f0ff);border-radius:16px;padding:22px 24px}
.cta .cta-text{margin:0 0 14px;color:var(--text)}
.cta .btn,.cta a.btn{display:inline-flex;align-items:center;gap:8px;background:var(--blue);color:#fff;font-weight:600;padding:12px 22px;border-radius:12px}
.cta a.btn:hover{background:var(--blue-d);text-decoration:none}
.cta .perk{margin:12px 0 0;font-weight:600;color:#1c8a5a}
.cta .fine{margin:8px 0 0;font-size:12px;color:var(--muted)}

/* FAQ */
.faq{border:1px solid var(--line);border-radius:16px;background:#fff;margin:24px 0;box-shadow:var(--shadow);overflow:hidden}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{cursor:pointer;list-style:none;padding:16px 18px;font-weight:600;color:var(--navy);display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq details[open] summary{color:var(--blue)}
.faq .plus{color:var(--blue);transition:.15s}
.faq details[open] .plus{transform:rotate(45deg)}
.faq .answer{padding:0 18px 16px;color:var(--text)}

/* Related */
.related{margin-top:44px;border-top:1px solid var(--line);padding-top:26px}
.related h2{font-size:20px;margin:0 0 14px}
.related ul{list-style:none;padding:0;margin:0}
.related li{margin:8px 0}
.related a{font-weight:600}

/* TOC */
.toc{position:sticky;top:90px}
.t-label{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
.toc ul{list-style:none;margin:0;padding:0;border-left:2px solid var(--line)}
.toc a{display:block;padding:5px 0 5px 16px;margin-left:-2px;border-left:2px solid transparent;font-size:14px;color:var(--muted)}
.toc a:hover,.toc a.active{color:var(--navy);border-left-color:var(--blue);text-decoration:none}

/* Footer (4 колонки) */
.site-footer{margin-top:56px;border-top:1px solid var(--line);background:#fbfcff}
.site-footer .foot{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px;padding:44px 0 26px}
.site-footer .f-brand{font-weight:800;font-size:18px;color:var(--navy)}
.site-footer .f-brand .dim{color:var(--muted)}
.site-footer .f-desc{color:var(--muted);font-size:14px;margin:12px 0 0;max-width:26em;line-height:1.6}
.site-footer h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--navy);margin:0 0 12px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:8px 0}
.site-footer a{color:var(--text);font-size:14px}
.site-footer a:hover{color:var(--blue)}
.site-footer .copy{padding-top:22px;padding-bottom:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13px}

@media(max-width:900px){
  .layout{grid-template-columns:1fr}
  .toc{display:none}
  .tracks{grid-template-columns:1fr}
  .site-footer .foot{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
  .site-footer .foot{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition-duration:.01ms!important}}

/* Мобильная шапка: адаптивная кнопка регистрации */
.btn{white-space:nowrap}
.lbl-short{display:none}
@media(max-width:600px){
  .site-header .bar{gap:10px}
  .brand{font-size:17px}
  .btn-primary{padding:9px 13px;font-size:13px}
  .lang a,.lang span{padding:3px 6px}
  .lbl-full{display:none}.lbl-short{display:inline}
}