:root{--ink: #111827;--text: #374151;--muted: #6b7280;--line: #e5e7eb;--bg: #ffffff;--bg-soft: #f3f4f6;--bg-tint: #eff6ff;--primary: #2563eb;--primary-ink: #1d4ed8;--lime: #bef264;--lime-hover: #a3e635;--dark: #111827;--dark-panel: #1f2937;--dark-line: #374151;--dark-muted: #9ca3af;--radius: 16px;color-scheme:light}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 Roboto Flex,Segoe UI,Roboto,Helvetica,Arial,system-ui,sans-serif;-webkit-font-smoothing:antialiased;text-wrap:pretty}h1,h2,h3,summary{text-wrap:balance}h1,h2,h3{color:var(--ink);margin:0}p{margin:0}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-ink)}.container{max-width:72rem;margin:0 auto;padding:0 24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border:1px solid 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0;font-size:56px;line-height:1.05;font-weight:500;letter-spacing:-.03em}.hero .intro{font-size:19px;color:var(--muted);max-width:34rem;margin-bottom:32px}.hero .actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.fineprint{margin-top:16px;color:var(--muted);font-size:14px}.chat-card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:0 20px 50px -20px #11182740;overflow:hidden}.chat-card-head{display:flex;align-items:center;gap:10px;padding:14px 18px;border-bottom:1px solid var(--line);font-size:14px;font-weight:600;color:var(--ink)}.chat-card-head .dot{width:8px;height:8px;border-radius:50%;background:#22c55e}.chat-card-head small{margin-left:auto;color:var(--muted);font-weight:400}.chat-card-body{display:grid;gap:12px;padding:18px;font-size:14px;line-height:1.5}.msg{max-width:88%;padding:10px 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p{color:var(--muted);font-size:15px}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature{padding:28px;border-radius:var(--radius);border:1px solid var(--line);background:#fff}.feature .icon{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:var(--bg-tint);color:var(--primary);margin-bottom:18px}.feature .icon svg{width:22px;height:22px}.feature h3{font-size:18px;font-weight:600;margin-bottom:8px}.feature p{color:var(--muted);font-size:15px}.audience{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.audience article{padding:28px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}.audience h3{font-size:19px;font-weight:600;margin-bottom:16px}.audience ul{margin:0;padding:0;list-style:none;display:grid;gap:12px}.audience li{position:relative;padding-left:28px;color:var(--text);font-size:15px}.audience li:before{content:"";position:absolute;left:0;top:5px;width:16px;height:16px;border-radius:50%;background:var(--lime);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%23111827' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}.demo .section-head p{color:var(--dark-muted)}.chat{position:relative;display:grid;place-items:center;align-content:center;gap:6px;height:36rem;background:var(--dark-panel);border:1px solid var(--dark-line);border-radius:var(--radius);overflow:hidden}.chat .fineprint{max-width:30rem;color:var(--dark-muted);text-align:center}.chat-open{display:block}.chat-live{position:relative;display:flex;flex-direction:column;width:100%;height:100%;color:#e5e7eb;font-size:15px;line-height:1.55}.chat-messages{flex:1;overflow-y:auto;padding:20px}.chat-column,.chat-lines{display:grid;gap:12px;align-content:start}.chat-column{max-width:48rem;margin:0 auto}.chat-banner{padding:10px 14px;border-radius:10px;background:#dc262626;color:#fecaca;font-size:14px}.chat-banner.notice{background:#f59e0b26;color:#fde68a}.chat-drop{position:absolute;inset:0;display:grid;place-items:center;border:2px dashed var(--lime);border-radius:var(--radius);background:#111827e0;color:#fff;font-weight:600;pointer-events:none}.line{max-width:88%;padding:10px 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textarea:focus{outline:none;border-color:var(--primary)}.composer-attach{display:grid;flex:none;place-items:center;width:44px;height:44px;border:1px solid var(--dark-line);border-radius:10px;background:transparent;color:var(--dark-muted);cursor:pointer}.composer-attach:hover{border-color:#6b7280;color:#fff}.composer-send{flex:none;padding:11px 18px}.composer-refusal{color:#fca5a5;font-size:13px}.draft-files{display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none}.draft-file{display:inline-flex;align-items:center;gap:8px;padding:4px 6px 4px 10px;border-radius:8px;background:#ffffff1a;font-size:13px}.draft-file.failed{background:#dc262640}.draft-file-note{color:var(--dark-muted)}.draft-file-remove{padding:2px 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0;accent-color:var(--primary)}.lead-note{color:var(--muted);font-size:13px}.lead-error{color:#dc2626;font-size:14px}.btn:disabled{opacity:.6;cursor:default}.demo-notes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px;font-size:14px}.demo-notes b{display:block;color:#fff;font-weight:600;margin-bottom:4px}.demo-notes a{color:#93c5fd}.faq{max-width:48rem}.faq details{border-bottom:1px solid var(--line)}.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 0;cursor:pointer;list-style:none;font-size:17px;font-weight:600;color:var(--ink)}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";flex:none;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;font-weight:400;color:var(--muted);transition:transform .2s}.faq details[open] summary:after{transform:rotate(45deg)}.faq details p{padding:0 0 20px;color:var(--text);max-width:42rem}.final{text-align:center}.final h2{font-size:30px;font-weight:600;letter-spacing:-.02em;margin-bottom:12px}.final p{color:var(--muted);font-size:17px;margin-bottom:28px}.bottom{border-top:1px solid var(--line);padding:48px 0 32px;font-size:14px;color:var(--muted)}.bottom-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:40px}.bottom h4{margin:0 0 12px;font-size:14px;font-weight:600;color:var(--ink)}.bottom ul{margin:0;padding:0;list-style:none;display:grid;gap:8px}.bottom a{color:var(--text)}.bottom a:hover{color:var(--ink)}.bottom address{font-style:normal;line-height:1.7}.bottom-line{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}.cookie{position:fixed;right:20px;bottom:20px;z-index:20;max-width:26rem;display:flex;align-items:center;gap:16px;padding:14px 16px;border-radius:12px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 30px -10px #1118274d;font-size:14px}.cookie .btn{padding:8px 16px;font-size:14px}.doc{max-width:46rem;padding:56px 0 80px}.doc h1{font-size:34px;font-weight:600;letter-spacing:-.02em;line-height:1.15;margin-bottom:8px}.doc .doc-meta{color:var(--muted);font-size:14px;margin-bottom:40px}.doc h2{font-size:21px;font-weight:600;margin:40px 0 12px}.doc h3{font-size:17px;font-weight:600;margin:24px 0 8px}.doc p,.doc li{margin-bottom:10px}.doc ol,.doc ul{padding-left:24px;margin:0 0 12px}.doc table{width:100%;border-collapse:collapse;margin:12px 0 20px;font-size:15px}.doc th,.doc td{text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid var(--line)}.doc th{color:var(--ink);font-weight:600;background:var(--bg-soft)}.doc .requisites{padding:20px 24px;border-radius:12px;background:var(--bg-soft);line-height:1.7}.doc-nav{margin-top:48px;padding-top:20px;border-top:1px solid var(--line);font-size:14px;display:flex;flex-wrap:wrap;gap:16px}@media(max-width:64rem){.hero .container{grid-template-columns:1fr;gap:40px}.hero h1{font-size:46px}.steps,.features,.audience,.demo-notes,.bottom-grid{grid-template-columns:1fr 1fr}}@media(max-width:40rem){.nav{display:none}.section{padding:56px 0}.hero{padding:40px 0 56px}.hero h1{font-size:36px}.hero .intro{font-size:17px}.steps,.features,.audience,.demo-notes,.bottom-grid{grid-template-columns:1fr}.chat{height:32rem}.chat-messages,.composer{padding-left:12px;padding-right:12px}.composer-send{padding:11px 14px}.cookie{left:16px;right:16px;max-width:none}.doc h1{font-size:28px}}