/* Broux landing — «оболочка» для страниц со своей вёрсткой (/knowledge-base/, документация API /docs):
   шапка, мобильное меню, подвал, модалка «Связаться» и cookie-баннер без глобальных стилей base.css
   (у таких страниц свои body/h1/.nav). Собрано из base.css + inner.css + site.css —
   при правке шапки/подвала там обновить и здесь. */
:root{--night:oklch(0.2 0.034 196);--night2:oklch(0.25 0.036 196);--night-ln:oklch(0.33 0.032 196);--on-n:oklch(0.97 0.006 190);--on-n2:oklch(0.82 0.02 190);--ac:#4A8B88;--ac-d:#3F7F7C;--ac-h:#3d7370;--ac-xl:oklch(0.95 0.025 188);--ac-ink:oklch(0.36 0.06 192);--ink:oklch(0.21 0.02 200);--ink2:oklch(0.46 0.016 200);--ink3:oklch(0.61 0.013 200);--ui-bg:oklch(0.982 0.004 190);--ui-ln:oklch(0.915 0.008 190);--ui-sf:oklch(0.963 0.007 190);--red:oklch(0.56 0.13 30);--red-bg:oklch(0.955 0.025 30);--amb:oklch(0.7 0.12 72);--amb-ink:oklch(0.52 0.1 65);--amb-bg:oklch(0.962 0.035 80);--grn:oklch(0.55 0.08 175);--grn-bg:oklch(0.95 0.03 175);--mono:'JetBrains Mono',ui-monospace,monospace;--sans:'Onest',system-ui,sans-serif;--sh:0 40px 90px -36px oklch(0.15 0.04 200 / .5),0 14px 30px -16px oklch(0.15 0.04 200 / .28);--sh-d:0 50px 110px -30px oklch(0.06 0.03 200 / .85),0 16px 36px -14px oklch(0.06 0.03 200 / .6)}
.ms{font-family:'Material Symbols Outlined';font-weight:400;font-style:normal;font-size:18px;line-height:1;display:inline-block;font-feature-settings:'liga';-webkit-font-feature-settings:'liga';user-select:none}
.btn{display:inline-flex;align-items:center;height:52px;padding:0 26px;font:600 16px/1 var(--sans);border-radius:8px;text-decoration:none;white-space:nowrap;border:1px solid transparent;transition:background .15s,border-color .15s,color .15s}
.btn-ac{background:var(--ac);color:#fff}
.btn-ac:hover{background:var(--ac-h);color:#fff}
.btn-gh{border-color:oklch(1 0 0 / .3);color:var(--on-n)}
.btn-gh:hover{border-color:var(--on-n);color:#fff}
/* header */
.hd{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid transparent;transition:border-color .2s}
.hd.sc{border-bottom-color:var(--ui-ln)}
.hd .wrap{height:72px;display:flex;align-items:center;gap:48px}
.hd .logo img{height:26px;display:block}
.hd .nav{display:flex;gap:4px;font-size:15px;font-weight:500;height:100%}
.hd .nav>div,.hd .nav>a{position:relative;display:flex;align-items:center}
.hd .nav>div>button,.hd .nav>a{font:inherit;border:0;background:none;color:var(--ink2);padding:8px 12px;border-radius:6px;cursor:pointer;text-decoration:none;display:flex;align-items:center;gap:4px}
.hd .nav>div>button::after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translate(-2px,-2px);margin-left:4px;transition:transform .2s}
.hd .nav>div:hover>button,.hd .nav>div:focus-within>button,.hd .nav>a:hover{color:var(--ink);background:var(--ui-sf)}
.hd .nav>div:hover>button::after,.hd .nav>div:focus-within>button::after{transform:rotate(225deg) translate(-1px,-1px)}
.dd{position:absolute;top:100%;left:-8px;padding-top:4px;opacity:0;visibility:hidden;transform:translateY(-4px);transition:opacity .15s,transform .15s,visibility .15s}
.hd .nav>div:hover .dd,.hd .nav>div:focus-within .dd{opacity:1;visibility:visible;transform:none}
.dd-in{background:#fff;border:1px solid var(--ui-ln);border-radius:10px;box-shadow:0 24px 48px -20px oklch(0.15 0.03 200 / .3);padding:20px 22px;display:flex;gap:40px;min-width:200px}
.dd :is(h6,.x-h6){font-size:13px;font-weight:500;color:var(--ink3);margin-bottom:8px}
.dd ul{list-style:none;display:flex;flex-direction:column;gap:1px;min-width:170px}
.dd a{display:flex;align-items:center;gap:8px;padding:6px 0;color:var(--ink);text-decoration:none;font-size:15px;white-space:nowrap}
.dd a:hover{color:var(--ac)}
.dd a small{font-size:11.5px;font-weight:600;color:var(--amb-ink);background:var(--amb-bg);padding:1px 6px;border-radius:4px}
.hd-r{margin-left:auto;display:flex;align-items:center;gap:20px;font-size:15px;font-weight:500}
.hd-r>.hd-l{text-decoration:none;color:var(--ink2)}
.hd-r>.hd-l:hover{color:var(--ink)}
.hd .btn{height:40px;padding:0 18px;font-size:15px}
.tl .hd2{position:absolute;top:8px;left:19%;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:#fff;border:3px solid var(--ac)}
@media (max-width:1240px){.hd .wrap{gap:24px}.hd .nav>div>button,.hd .nav>a{padding:8px 8px}}
@media (max-width:1020px){.hd .nav,.hd .hd-r>.hd-l{display:none}.hd .burger{display:flex}}
.burger{display:none;align-items:center;height:40px;padding:0 14px;border:1px solid var(--ui-ln);border-radius:8px;background:#fff;font:600 15px var(--sans);color:var(--ink);cursor:pointer}
.mnav{display:none;position:fixed;top:72px;left:0;right:0;bottom:0;background:#fff;z-index:59;overflow:auto;padding:8px 20px 40px}
.mnav.open{display:block}
.mnav details{border-bottom:1px solid var(--ui-ln)}
.mnav summary{list-style:none;padding:16px 0;font-size:18px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between}
.mnav summary::-webkit-details-marker{display:none}
.mnav summary::after{content:"+";color:var(--ink3)}
.mnav details[open] summary::after{content:"−"}
.mnav :is(h6,.x-h6){font-size:13px;font-weight:500;color:var(--ink3);margin:4px 0 4px}
.mnav ul{list-style:none;margin-bottom:14px}
.mnav li a,.mnav>a{display:block;padding:8px 0;text-decoration:none;font-size:16px}
.mnav>a{padding:16px 0;font-size:18px;font-weight:600;border-bottom:1px solid var(--ui-ln)}
.mnav .btn{margin-top:24px;width:100%;justify-content:center}
.hd{background:var(--night);transition:background .25s,border-color .25s,box-shadow .25s}
.hd .logo .lg-l{display:none}
.hd .nav>div>button,.hd .nav>a,.hd .hd-r>.hd-l{color:var(--on-n2)}
.hd .nav>div:hover>button,.hd .nav>div:focus-within>button,.hd .nav>a:hover,.hd .hd-r>.hd-l:hover{color:#fff;background:oklch(1 0 0 / .08)}
.hd .burger{background:transparent;color:var(--on-n);border-color:oklch(1 0 0 / .3)}
.hd.sc{background:#fff;border-bottom-color:var(--ui-ln)}
.hd.sc .logo .lg-d{display:none}
.hd.sc .logo .lg-l{display:block}
.hd.sc .nav>div>button,.hd.sc .nav>a,.hd.sc .hd-r>.hd-l{color:var(--ink2)}
.hd.sc .nav>div:hover>button,.hd.sc .nav>div:focus-within>button,.hd.sc .nav>a:hover,.hd.sc .hd-r>.hd-l:hover{color:var(--ink);background:var(--ui-sf)}
.hd.sc .burger{background:#fff;color:var(--ink);border-color:var(--ui-ln)}
.s7 .btn{margin-top:28px;align-self:flex-start}
.btn-ln{border-color:var(--ui-ln);color:var(--ink);background:#fff}
.btn-ln:hover{border-color:var(--ink);color:var(--ink)}
/* ===== footer ===== */
.ft{background:var(--ui-bg);border-top:1px solid var(--ui-ln);padding:80px 0 32px;font-size:14px;color:var(--ink2)}
.ft .g{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,3fr) minmax(0,3fr) minmax(0,3fr);gap:32px}
.ft img{height:26px;display:block;margin-bottom:20px}
.ft .about p{max-width:22em;line-height:1.55}
.ft .about small{display:block;margin-top:16px;font-size:13px;color:var(--ink3)}
.ft :is(h4,.x-h4){font-size:14px;font-weight:700;color:var(--ink);margin-bottom:18px}
.ft :is(h5,.x-h5){font-size:13px;font-weight:500;color:var(--ink3);margin-bottom:12px}
.ft .two{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.ft ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.ft a{text-decoration:none;color:var(--ink2)}
.ft a:hover{color:var(--ac)}
.ft a small{font-size:11px;font-weight:600;color:var(--amb-ink);background:var(--amb-bg);padding:1px 5px;border-radius:4px;margin-left:6px}
.ft .misc{display:flex;flex-direction:column;gap:28px}
.ft .misc :is(h4,.x-h4){margin-bottom:12px}
.ft .bot{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:64px;padding-top:24px;border-top:1px solid var(--ui-ln);font-size:13px}
.ft .bot span{margin-right:auto}
@media (max-width:1180px){.ft .g{grid-template-columns:1fr 1fr}}
@media (max-width:760px){.ft .g{grid-template-columns:1fr}}
@media (max-width:560px){.hd .hd-r .btn{display:none}}
/* ===== v11: header ===== */
.hd .nav>a{align-self:center}
.hd .hd-r{gap:12px}
.hd .hd-r>.hd-l{padding:8px 12px;border-radius:6px;transition:background .15s,color .15s}
.hd:not(.sc) .hd-r>.hd-l{color:#fff}
.hd:not(.sc) .hd-r>.hd-l:hover{color:#fff;background:oklch(1 0 0 / .08)}
.hd.sc .hd-r>.hd-l:hover{background:var(--ui-sf)}
.hd,.mnav,.ft,.bxm,.bxc{font-family:var(--sans);color:var(--ink);-webkit-font-smoothing:antialiased}
.ft{color:var(--ink2);line-height:1.5}
.hd .wrap,.ft .wrap{max-width:1440px;margin:0 auto;padding:0 64px}
@media (max-width:760px){.hd .wrap,.ft .wrap{padding:0 20px}}
.hd a,.mnav a,.ft a{text-decoration:none}
.mnav ul,.ft ul{margin:0;padding:0}
/* ---------- модалка «Связаться с нами» (contact-modal.js) ---------- */
.bxm{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:24px}
.bxm.on{display:flex}
.bxm-bd{position:absolute;inset:0;background:oklch(0.2 0.034 196 / .55);backdrop-filter:blur(4px);opacity:0;transition:opacity .2s}
.bxm-c{position:relative;width:100%;max-width:520px;max-height:calc(100vh - 48px);overflow:auto;background:#fff;border:1px solid var(--ui-ln);border-radius:12px;box-shadow:var(--sh);opacity:0;transform:translateY(12px);transition:opacity .2s,transform .2s}
.bxm.vis .bxm-bd{opacity:1}
.bxm.vis .bxm-c{opacity:1;transform:none}
.bxm-x{position:absolute;top:14px;right:14px;width:38px;height:38px;border:0;border-radius:8px;background:none;color:var(--ink3);cursor:pointer;display:flex;align-items:center;justify-content:center}
.bxm-x:hover{background:var(--ui-sf);color:var(--ink)}
.bxm-x .ms{font-size:22px}
.bxm-h{padding:32px 32px 20px;border-bottom:1px solid var(--ui-ln);background:var(--ui-bg)}
.bxm-h h2{font-size:28px;letter-spacing:-.025em;line-height:1.1;padding-right:32px}
.bxm-h p{margin-top:8px;font-size:15px;color:var(--ink2)}
.bxm form{padding:24px 32px 32px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.bxm .f{display:flex;flex-direction:column;gap:6px}
.bxm .f.w{grid-column:1/-1}
.bxm label{font-size:14px;font-weight:600}
.bxm label em{font-style:normal;color:var(--red)}
.bxm input:not([type=checkbox]),.bxm textarea{font:400 16px var(--sans);color:var(--ink);background:#fff;border:1px solid var(--ui-ln);border-radius:8px;padding:0 14px;height:48px;width:100%}
.bxm textarea{height:96px;padding:12px 14px;resize:vertical}
.bxm :is(input,textarea):focus{outline:2px solid var(--ac);outline-offset:-1px;border-color:transparent}
.bxm .bad{border-color:var(--red)!important;background:var(--red-bg)!important}
.bxm .er{grid-column:1/-1;font-size:13px;color:var(--red)}
.bxm .er[hidden]{display:none}
.bxm .hint{grid-column:1/-1;font-size:13px;color:var(--ink3)}
.bxm .ck{grid-column:1/-1;display:grid;grid-template-columns:22px minmax(0,1fr);gap:10px;align-items:start;font-size:14px;font-weight:400;color:var(--ink2);cursor:pointer}
.bxm .ck input{width:18px;height:18px;margin-top:2px;accent-color:var(--ac)}
.bxm .ck a{color:var(--ac-d)}
.bxm .sb{grid-column:1/-1}
.bxm .sb .btn{width:100%;justify-content:center;cursor:pointer}
.bxm .sb .btn:disabled{opacity:.6;cursor:not-allowed}
.bxm-ok{padding:56px 32px 40px;text-align:center}
.bxm-ok .ic{width:64px;height:64px;margin:0 auto 20px;border-radius:12px;background:var(--grn-bg);color:oklch(0.38 0.07 175);display:flex;align-items:center;justify-content:center}
.bxm-ok .ic .ms{font-size:32px}
.bxm-ok h2{font-size:28px;letter-spacing:-.025em}
.bxm-ok p{margin:10px auto 28px;max-width:22em;color:var(--ink2);font-size:15px}
.bxm-ok .btn{cursor:pointer;background:#fff;border-color:var(--ui-ln);color:var(--ink)}
.bxm-ok .btn:hover{border-color:var(--ink3)}
.bxm [hidden]{display:none!important}
@media (max-width:760px){
.bxm{padding:0;align-items:flex-end}
.bxm-c{max-width:none;max-height:92vh;border-radius:16px 16px 0 0}
.bxm-h{padding:28px 20px 16px}
.bxm form{padding:20px;grid-template-columns:minmax(0,1fr)}
}

/* ---------- cookie-баннер (cookie-banner.js) ---------- */
.bxc{position:fixed;left:16px;bottom:16px;z-index:58;width:min(380px,calc(100vw - 32px));background:#fff;border:1px solid var(--ui-ln);border-radius:12px;box-shadow:var(--sh);padding:20px;opacity:0;transform:translateY(12px);transition:opacity .3s,transform .3s}
.bxc.vis{opacity:1;transform:none}
.bxc p{font-size:14px;line-height:1.5;color:var(--ink2)}
.bxc a{color:var(--ac-d)}
.bxc .btn{margin-top:16px;width:100%;justify-content:center;height:44px;font-size:15px;cursor:pointer}

/* мобильное меню: кнопка «Начать бесплатно» — по центру (.mnav>a{display:block} перебивал .btn) */
.mnav>a.btn{display:flex;align-items:center;justify-content:center;font-size:16px;border-bottom:0;padding:0 26px}