:root{--brand: #6938ef;--brand-600: #5925dc;--brand-50: #f4f3ff;--brand-100: #ebe9fe;--ink: #101828;--ink-2: #344054;--muted: #667085;--line: #eaecf0;--bg: #f9fafb;--card: #ffffff;--ok: #067647;--ok-bg: #ecfdf3;--warn: #b54708;--warn-bg: #fffaeb;--err: #b42318;--err-bg: #fef3f2;--radius: 14px;--shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .1);color-scheme:light}@media(prefers-color-scheme:dark){:root{--brand-50: #1d1838;--brand-100: #2a2152;--ink: #f5f5f6;--ink-2: #cecfd2;--muted: #94969c;--line: #2a2e37;--bg: #0c111d;--card: #161b26;--ok: #47cd89;--ok-bg: #053321;--warn: #fdb022;--warn-bg: #4e1d09;--err: #f97066;--err-bg: #55160c;--shadow: none;color-scheme:dark}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--brand)}button,input,textarea,select{font:inherit;color:inherit}:focus-visible{outline:3px solid color-mix(in srgb,var(--brand) 45%,transparent);outline-offset:2px;border-radius:8px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink-2);font-weight:600;cursor:pointer}.btn:hover:not(:disabled){background:var(--brand-50)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover:not(:disabled){background:var(--brand-600)}.btn.small{min-height:36px;padding:0 12px;font-size:14px}.btn.danger{color:var(--err)}.input,.textarea,.select{width:100%;min-height:44px;padding:10px 12px;border-radius:10px;border:1px solid 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14px;border-radius:10px;background:var(--warn-bg);color:var(--warn);font-size:14px}.landing{min-height:100vh;display:grid;place-items:center;padding:32px 16px}.landing-inner{width:100%;max-width:980px;display:grid;gap:32px;grid-template-columns:1.1fr .9fr;align-items:center}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}.logo-dot{width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800}.hero h1{font-size:36px;margin:18px 0 14px;letter-spacing:-.02em}.hero ul{padding:0;margin:0;list-style:none;display:grid;gap:10px}.hero li{display:flex;gap:10px;color:var(--ink-2)}.hero li:before{content:"✓";color:var(--brand);font-weight:800}.lang-switch{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}.lang-switch button{border:0;background:transparent;padding:6px 10px;min-height:36px;cursor:pointer;font-weight:600;color:var(--muted)}.lang-switch button[aria-pressed=true]{background:var(--brand-50);color:var(--brand)}.shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.side{border-right:1px solid var(--line);background:var(--card);padding:18px 14px;display:flex;flex-direction:column;gap:18px;position:sticky;top:0;height:100vh}.nav{display:grid;gap:4px}.nav a{display:flex;align-items:center;gap:10px;min-height:42px;padding:0 12px;border-radius:10px;text-decoration:none;color:var(--ink-2);font-weight:600}.nav a[aria-current=page]{background:var(--brand-50);color:var(--brand)}.main{padding:24px;max-width:1200px;width:100%}.page-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}.tabs{display:inline-flex;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:4px;gap:4px}.tabs button{border:0;background:transparent;min-height:36px;padding:0 14px;border-radius:9px;font-weight:600;color:var(--muted);cursor:pointer}.tabs button[aria-selected=true]{background:var(--brand);color:#fff}.list{display:grid;gap:10px}.item{padding:14px 16px}.bubble{padding:10px 14px;border-radius:14px;max-width:80%;white-space:pre-wrap;word-break:break-word}.bubble.in{background:var(--bg);border:1px solid var(--line);align-self:flex-start}.bubble.out{background:var(--brand-50);align-self:flex-end}.thread{display:flex;flex-direction:column;gap:8px}.split{display:grid;grid-template-columns:320px 1fr;gap:16px;align-items:start}.conv{display:block;width:100%;text-align:left;padding:12px 14px;border:0;border-bottom:1px solid var(--line);background:transparent;cursor:pointer}.conv[aria-current=true]{background:var(--brand-50)}.products{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}.product{position:relative;text-align:left;padding:0;overflow:hidden;cursor:pointer;border:2px solid var(--line);border-radius:12px;background:var(--card)}.product[aria-pressed=true]{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-100)}.product img,.product .ph{width:100%;aspect-ratio:1;object-fit:cover;display:block;background:var(--bg)}.product .ph{display:grid;place-items:center;color:var(--muted);font-size:13px}.product .meta{padding:8px 10px;font-size:13px}.product .name{font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.check{position:absolute;top:8px;right:8px;width:24px;height:24px;border-radius:99px;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:14px;font-weight:800}.templates{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.templates button{min-height:44px;border-radius:10px;border:1px solid var(--line);background:var(--card);font-weight:600;cursor:pointer}.templates button[aria-pressed=true]{border-color:var(--brand);background:var(--brand-50);color:var(--brand)}.videos{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}.video{width:100%;aspect-ratio:9 / 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