/* Гостьвчат — общий стиль публичного сайта (лендинг + функции + wiki) */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#196d84;--primary-dark:#14576a;--accent:#e46709;--accent-light:#f59718;
  --bg:#f8fafb;--surface:#fff;--text:#1a2a3a;--text-secondary:#5a6a7a;
  --border:#e2e8f0;--radius:16px;--green:#22c55e;--beta:#7c3aed;
}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.65;overflow-x:hidden}
a{color:var(--primary)}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
/* beta strip */
.beta-strip{background:linear-gradient(90deg,#7c3aed,#4f46e5);color:#fff;text-align:center;font-size:13.5px;font-weight:600;padding:8px 16px;letter-spacing:.2px}
.beta-strip b{background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.4);padding:1px 10px;border-radius:100px;margin-right:8px;font-size:12px;text-transform:uppercase;letter-spacing:1px}
/* header */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid var(--border)}
.header-inner{max-width:1200px;margin:0 auto;padding:0 24px;min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--text)}
.logo-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:18px;flex-shrink:0}
.logo-text{font-size:20px;font-weight:700}.logo-text span{color:var(--accent)}
.nav{display:flex;align-items:center;gap:26px}
.nav a{text-decoration:none;color:var(--text-secondary);font-size:15px;font-weight:500}
.nav a:hover,.nav a.active{color:var(--primary)}
.nav .btn{color:#fff}
.burger{display:none;background:none;border:1px solid var(--border);border-radius:10px;padding:8px 12px;font-size:18px;cursor:pointer}
.mobile-nav{display:none;border-top:1px solid var(--border);background:#fff;padding:8px 24px 16px}
.mobile-nav a{display:block;padding:10px 0;text-decoration:none;color:var(--text);border-bottom:1px solid var(--border);font-weight:500}
.mobile-nav.open{display:block}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:12px;font-size:15px;font-weight:600;text-decoration:none;border:none;cursor:pointer;transition:all .2s}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 4px 14px rgba(25,109,132,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(25,109,132,.4)}
.btn-outline{background:transparent;border:2px solid var(--border);color:var(--text)}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}
.btn-accent{background:linear-gradient(135deg,var(--accent),var(--accent-light));color:#fff;box-shadow:0 4px 14px rgba(228,103,9,.3)}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(228,103,9,.4)}
.btn-lg{padding:15px 34px;font-size:16.5px;border-radius:14px}
.btn-sm{padding:8px 16px;font-size:13.5px;border-radius:10px}
/* hero */
.hero{padding:72px 0 56px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:100px;background:rgba(25,109,132,.08);color:var(--primary);font-size:13px;font-weight:600;margin-bottom:20px}
.hero-badge::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--primary)}
.hero h1{font-size:46px;font-weight:800;line-height:1.14;margin-bottom:20px}
.hero h1 span{color:var(--accent)}
.lead{font-size:18px;color:var(--text-secondary);line-height:1.7;margin-bottom:30px;max-width:560px}
.hero-buttons{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.domains-line{font-size:13.5px;color:var(--text-secondary)}
.domains-line code{background:#eef2f7;padding:2px 8px;border-radius:6px;font-size:13px;color:var(--primary-dark)}
.hero-card{background:var(--surface);border-radius:20px;padding:30px;box-shadow:0 20px 60px rgba(0,0,0,.08),0 1px 3px rgba(0,0,0,.04);border:1px solid var(--border);max-width:460px;width:100%}
.hero-card-header{display:flex;align-items:center;gap:12px;margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--border)}
.hero-card-avatar{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-light));display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:700}
.hero-card-name{font-weight:600;font-size:15px}
.hero-card-status{font-size:12px;color:var(--green);display:flex;align-items:center;gap:5px}
.hero-card-status::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--green)}
.msg{padding:11px 15px;border-radius:12px;margin-bottom:11px;font-size:14px;max-width:88%}
.msg-in{background:#f1f5f9;border-bottom-left-radius:4px}
.msg-out{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;margin-left:auto;border-bottom-right-radius:4px}
.msg-time{font-size:11px;opacity:.6;margin-top:4px}
/* sections */
.section{padding:72px 0}
.section.alt{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-label{text-align:center;font-size:13px;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:2px;margin-bottom:14px}
.section-title{text-align:center;font-size:34px;font-weight:800;margin-bottom:14px}
.section-title.left{text-align:left}
.section-desc{text-align:center;font-size:16.5px;color:var(--text-secondary);max-width:640px;margin:0 auto 52px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:30px;transition:all .25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.07)}
.card h3{font-size:18px;font-weight:700;margin-bottom:10px}
.card h3 a{color:inherit;text-decoration:none}
.card h3 a:hover{color:var(--primary)}
.card p{font-size:14.5px;color:var(--text-secondary);line-height:1.65;flex:1}
.card .more{margin-top:16px;font-size:14px;font-weight:600;text-decoration:none}
.feat-icon{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:18px}
.fi-blue{background:rgba(25,109,132,.1)}.fi-orange{background:rgba(228,103,9,.1)}.fi-green{background:rgba(34,197,94,.12)}
.fi-purple{background:rgba(139,92,246,.12)}.fi-rose{background:rgba(244,63,94,.1)}.fi-amber{background:rgba(245,151,24,.14)}
.fi-cyan{background:rgba(6,182,212,.12)}.fi-slate{background:rgba(71,85,105,.12)}.fi-lime{background:rgba(132,204,22,.14)}
.status-pill{display:inline-block;font-size:12px;font-weight:700;padding:3px 12px;border-radius:100px;margin-bottom:12px}
.st-ok{background:rgba(34,197,94,.12);color:#15803d}.st-soon{background:rgba(245,151,24,.14);color:#b45309}
/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.checklist{list-style:none;margin-top:18px;display:flex;flex-direction:column;gap:12px}
.checklist li{display:flex;gap:10px;font-size:15px}
.checklist li::before{content:'✓';color:var(--green);font-weight:800;flex-shrink:0}
/* breadcrumb */
.crumbs{font-size:13.5px;color:var(--text-secondary);padding:22px 0 0}
.crumbs a{color:var(--primary);text-decoration:none}
.page-hero{padding:26px 0 10px}
.page-hero h1{font-size:38px;font-weight:800;margin-bottom:12px}
.page-hero .lead{font-size:17px}
.prose{max-width:860px}
.prose h2{font-size:24px;margin:38px 0 14px;padding-top:8px}
.prose h3{font-size:18px;margin:26px 0 10px}
.prose p,.prose li{font-size:15.5px;color:#334155}
.prose ul,.prose ol{margin:10px 0 18px 22px}
.prose li{margin-bottom:8px}
.callout{background:#f0f9ff;border:1px solid #bae6fd;border-radius:12px;padding:16px 18px;font-size:14.5px;margin:20px 0}
.callout.warn{background:#fffbeb;border-color:#fde68a}
.callout.beta{background:#f5f3ff;border-color:#c4b5fd}
.kv{display:grid;grid-template-columns:220px 1fr;gap:8px 18px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px 20px;margin:18px 0;font-size:14.5px}
.kv dt{font-weight:700}.kv dd{color:var(--text-secondary)}
.tagrow{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.tag{background:#eef2f7;border:1px solid var(--border);border-radius:8px;padding:3px 10px;font-size:13px;color:var(--primary-dark)}
.steps{counter-reset:step;margin:18px 0;display:flex;flex-direction:column;gap:14px}
.step{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 18px 16px 58px;position:relative;font-size:15px}
.step::before{counter-increment:step;content:counter(step);position:absolute;left:16px;top:16px;width:28px;height:28px;border-radius:50%;background:var(--primary);color:#fff;font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center}
/* wiki */
.wiki-layout{display:grid;grid-template-columns:280px 1fr;gap:32px;align-items:start;padding:24px 0 70px}
.wiki-side{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:20px;position:sticky;top:90px;max-height:calc(100vh - 110px);overflow:auto}
.wiki-side h4{font-size:12px;text-transform:uppercase;letter-spacing:1.5px;color:var(--primary);margin:14px 0 8px}
.wiki-side h4:first-child{margin-top:0}
.wiki-side a{display:block;padding:7px 10px;border-radius:8px;text-decoration:none;color:#334155;font-size:14px}
.wiki-side a:hover{background:#f1f5f9;color:var(--primary)}
.wiki-side a.active{background:rgba(25,109,132,.1);color:var(--primary);font-weight:700}
.wiki-search{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:10px;font-size:14px;margin-bottom:6px}
.wiki-body{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:34px 38px;min-width:0}
.wiki-body h1{font-size:30px;margin-bottom:12px}
.toc{background:#f8fafc;border:1px solid var(--border);border-radius:12px;padding:16px 20px;margin:18px 0;font-size:14px}
.toc b{display:block;margin-bottom:8px}
.toc a{color:var(--primary);text-decoration:none}
.search-results{margin-top:10px;display:flex;flex-direction:column;gap:8px}
.search-results a{text-decoration:none;border:1px solid var(--border);border-radius:10px;padding:10px 14px;font-size:14px}
.search-results a small{color:var(--text-secondary)}
/* roadmap */
.timeline{display:flex;flex-direction:column;gap:18px;margin-top:26px}
.tl-card{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:26px 28px}
.tl-card h3{font-size:20px;margin-bottom:8px}
.pill{display:inline-block;font-size:12px;font-weight:700;padding:3px 12px;border-radius:100px;margin-bottom:10px}
.pill-now{background:rgba(34,197,94,.12);color:#15803d}
.pill-next{background:rgba(124,58,237,.12);color:#6d28d9}
/* contacts + footer */
.contacts{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border-radius:24px;padding:52px 48px;margin:30px 0 0;position:relative;overflow:hidden}
.contacts::before{content:'';position:absolute;top:-100px;right:-100px;width:300px;height:300px;background:radial-gradient(circle,rgba(255,255,255,.12) 0%,transparent 70%);border-radius:50%}
.contacts h2{font-size:28px;margin-bottom:10px;position:relative}
.contacts p{opacity:.88;margin-bottom:24px;position:relative}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;position:relative}
.contact-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:14px;padding:18px 20px}
.contact-card b{display:block;font-size:13px;text-transform:uppercase;letter-spacing:1px;opacity:.75;margin-bottom:6px}
.contact-card a,.contact-card span{color:#fff;font-size:16px;font-weight:600;text-decoration:none;word-break:break-all}
.contact-card small{display:block;opacity:.75;font-weight:400;font-size:13px;margin-top:4px}
.footer{padding:30px 24px 44px;text-align:center;color:var(--text-secondary);font-size:13.5px}
.footer .domains{margin-top:8px}
.footer code{background:#eef2f7;padding:2px 8px;border-radius:6px;font-size:12.5px}
/* screenshots: placeholders (без выдуманных картинок) */
.shot{margin:22px 0;background:var(--surface);border:1px solid var(--border);border-radius:14px;overflow:hidden}
.shot-box{border:2px dashed #c4b5fd;background:#f5f3ff;border-radius:12px;margin:16px;padding:28px 20px;text-align:center;color:#5b21b6}
.shot-box span{display:block;font-weight:700;font-size:15px;margin-bottom:8px}
.shot-box code{background:rgba(124,58,237,.12);padding:2px 8px;border-radius:6px;font-size:13px}
.shot-box small{display:block;margin-top:8px;font-size:13px;color:#6d28d9;opacity:.85}
.shot img{display:block;width:100%;height:auto;border-bottom:1px solid var(--border)}
.shot figcaption{padding:12px 18px;font-size:13.5px;color:var(--text-secondary);background:#fafaff}
.shot.loaded .shot-box{display:none}
@media(max-width:960px){
  .hero-grid,.split{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .nav{display:none}.burger{display:block}
  .hero h1{font-size:32px}.page-hero h1{font-size:28px}
  .wiki-layout{grid-template-columns:1fr}.wiki-side{position:static;max-height:none}
  .contact-grid{grid-template-columns:1fr}.contacts{padding:36px 24px}
  .kv{grid-template-columns:1fr}
  .wiki-body{padding:22px}
  .section{padding:52px 0}
}