/* AI-ERIKA — общий стиль внутренних страниц (блог, документы, оплата). Источник: skill erika-dark-design */
:root{--bg:#0E0F11;--bg2:#141519;--card:#1A1C21;--line:#2A2D34;--text:#F2F4F5;--muted:#9AA3AD;--dim:#6B737D;--acc:#39DCE1;--acc2:#1FB5BA;--good:#2BD67B;--bad:#FF5C5C;--warn:#FFC24B;--r:20px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{background:var(--bg);color:var(--text);font:16px/1.65 Manrope,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:Unbounded,Manrope,sans-serif;font-weight:700;letter-spacing:-.01em;line-height:1.18}
.acc{color:var(--acc)}.muted{color:var(--muted)}.hidden{display:none!important}

/* header */
.top{position:sticky;top:0;height:64px;z-index:90;display:flex;align-items:center;gap:20px;padding:0 24px;background:rgba(14,15,17,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.05)}
.logo{font-family:Unbounded,sans-serif;font-weight:800;font-size:15px;letter-spacing:.08em;text-decoration:none;white-space:nowrap}
.logo i{font-style:normal;color:var(--acc)}
.top nav{display:flex;gap:20px;margin-left:auto;font-size:14px;font-weight:600;color:var(--muted)}
.top nav a{text-decoration:none}.top nav a:hover{color:var(--acc)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--acc);color:#04282a;font-weight:800;font-size:16px;padding:15px 26px;border-radius:14px;text-decoration:none;transition:.15s;border:0;cursor:pointer;font-family:inherit}
.btn:hover{background:#5ae6ea;transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn.sm{font-size:14px;padding:10px 16px;border-radius:12px}
.top .btn{margin-left:4px}

/* layout */
.page{max-width:820px;margin:0 auto;padding:56px 20px 80px}
.page.wide{max-width:1100px}
.crumbs{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.crumbs a{color:var(--acc);text-decoration:none}
.page h1{font-size:clamp(30px,4.4vw,52px);margin:18px 0 18px}
.meta{font-size:13px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin-bottom:36px}
.lead{font-size:clamp(17px,1.4vw,20px);color:var(--muted)}

/* article */
.article-body h2{font-size:clamp(22px,2.4vw,30px);margin:52px 0 18px}
.article-body h3{font-size:clamp(17px,1.6vw,20px);margin:34px 0 12px}
.article-body p{color:#c9cfd4;font-size:17px;line-height:1.8;margin-bottom:20px}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:0;list-style:none}
.article-body li{color:#c9cfd4;font-size:17px;line-height:1.7;margin-bottom:10px;padding-left:30px;position:relative}
.article-body ul li:before{content:"";position:absolute;left:0;top:5px;width:18px;height:18px;border-radius:50%;background:rgba(57,220,225,.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2339DCE1' stroke-width='3'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E") center/12px no-repeat}
.article-body ol{counter-reset:o}
.article-body ol li{counter-increment:o}
.article-body ol li:before{content:counter(o);position:absolute;left:0;top:1px;font-family:Unbounded,sans-serif;font-size:13px;color:var(--acc)}
.article-body strong,.article-body b{color:var(--text);font-weight:800}
.article-body a{color:var(--acc);text-decoration:underline;text-underline-offset:3px}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0 32px;font-size:15px;display:block;overflow-x:auto}
.article-body th{text-align:left;background:var(--card);padding:13px 16px;font-weight:700;color:var(--text);white-space:nowrap}
.article-body td{padding:13px 16px;border-top:1px solid var(--line);color:#c9cfd4;vertical-align:top}
.article-body img{border-radius:16px;border:1px solid var(--line);margin:26px 0 10px;width:100%;background:#fff}
.article-body img+p.cap,.article-body .cap{font-size:13px;color:var(--dim);text-align:center;margin:0 0 30px}
.article-body blockquote{border-left:3px solid var(--acc);padding:6px 0 6px 20px;margin:24px 0;color:var(--muted);font-style:italic}
.callout{background:linear-gradient(135deg,rgba(57,220,225,.16),rgba(57,220,225,.03));border:1px solid rgba(57,220,225,.35);border-radius:var(--r);padding:26px 28px;margin:32px 0}
.callout p{color:var(--text)!important;margin-bottom:0!important}
.honest-callout{background:rgba(255,194,75,.07);border:1px solid rgba(255,194,75,.3);border-radius:var(--r);padding:24px 28px;margin:32px 0}
.honest-callout p:last-child{margin-bottom:0}
.honest-callout strong{color:var(--warn)}
.source-note{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px 24px;margin:28px 0}
.source-note p{font-size:14px!important;color:var(--muted)!important;margin-bottom:0!important}

/* faq / details */
details.faq{background:var(--card);border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden}
details.faq summary{list-style:none;cursor:pointer;padding:18px 22px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-weight:700;font-size:16px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary:after{content:"+";font-size:24px;color:var(--acc);line-height:1;transition:transform .2s;flex:none}
details.faq[open] summary:after{transform:rotate(45deg)}
details.faq .ans{padding:0 22px 20px;color:var(--muted);font-size:15px;line-height:1.7}

/* cta */
.cta-box{margin:64px 0 0;text-align:center;border-radius:24px;padding:44px 28px;border:1px solid rgba(57,220,225,.35);background:radial-gradient(600px 300px at 50% 0%,rgba(57,220,225,.18),transparent 70%),var(--card)}
.cta-box h3{font-size:clamp(20px,2.2vw,28px);margin-bottom:10px}
.cta-box p{color:var(--muted);margin-bottom:24px}
.cta-box .row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* blog list */
.posts{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:40px}
.post{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;text-decoration:none;transition:transform .2s,border-color .2s}
.post:hover{transform:translateY(-3px);border-color:rgba(57,220,225,.5)}
.post .k{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--acc);margin-bottom:12px}
.post h2{font-size:clamp(17px,1.5vw,20px);margin-bottom:10px;line-height:1.3}
.post p{color:var(--muted);font-size:15px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-top:28px}
.filters button{background:var(--card);border:1px solid var(--line);color:var(--muted);font:inherit;font-weight:700;font-size:14px;padding:9px 16px;border-radius:99px;cursor:pointer}
.filters button.on{background:var(--acc);border-color:var(--acc);color:#04282a}

/* documents (оферта, политики) */
.doc{color:#c9cfd4;font-size:15px;line-height:1.75}
.doc h1{color:var(--text)}
.doc h2{font-size:clamp(17px,1.7vw,21px);color:var(--text);margin:36px 0 12px}
.doc h3{font-size:16px;color:var(--text);margin:24px 0 10px}
.doc p,.doc li{margin-bottom:12px}
.doc ul,.doc ol{padding-left:22px;margin-bottom:16px}
.doc a{color:var(--acc)}
.doc code{background:var(--card);padding:2px 6px;border-radius:6px;font-size:.92em}
.doc table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px}
.doc td,.doc th{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}
.doc .meta{margin-bottom:24px}

/* pay page */
.paybox{max-width:460px;margin:72px auto;padding:0 16px}
.paycard{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:30px}
.paycard h2{font-size:22px}
.paycard .sum{font-family:Unbounded,sans-serif;font-size:30px;color:var(--acc);margin:8px 0 22px}
.pay-field{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:14px}
.pay-field input{display:block;width:100%;margin-top:6px;padding:12px 14px;border-radius:12px;border:1px solid var(--line);background:#101114;color:var(--text);font:inherit;font-size:15px;outline:none}
.pay-field input:focus{border-color:var(--acc)}
.pay-checkbox{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);margin:14px 0}
.pay-checkbox input{margin-top:3px;flex-shrink:0;accent-color:var(--acc)}
.pay-checkbox a{color:var(--acc)}
.pay-error{color:var(--bad);font-size:13px;min-height:18px;margin-bottom:8px}
.pay-submit{width:100%;padding:16px;border-radius:14px;border:none;background:var(--acc);color:#04282a;font:inherit;font-size:16px;font-weight:800;cursor:pointer}
.pay-submit:hover{background:#5ae6ea}
.pay-submit:disabled{opacity:.6;cursor:default}
.secure{display:flex;gap:8px;align-items:center;justify-content:center;font-size:12px;color:var(--dim);margin-top:16px}

/* footer */
.foot{border-top:1px solid var(--line);padding:36px 24px;text-align:center;font-size:13px;color:var(--dim)}
.foot a{color:var(--muted)}
.foot .logo{font-size:13px;display:inline-block;margin-bottom:10px}

@media (max-width:760px){
  .top nav{display:none}
  .top{padding:0 16px}
  .posts{grid-template-columns:1fr}
  .page{padding:40px 16px 64px}
  .article-body p,.article-body li{font-size:16px}
  .page h1{font-size:26px}
  .doc h1{font-size:23px}
  h1,h2,h3{overflow-wrap:break-word;hyphens:auto}
  .article-body h2{font-size:21px}
  .cta-box{padding:32px 18px}
  .cta-box .btn{width:100%}
  .paybox{margin:36px auto}
  .paycard{padding:24px 20px}
  .foot{padding:28px 16px}
}