*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#f3f6fb; --card:#ffffff; --ink:#13233a; --muted:#5d6d82;
  --line:#e3eaf3; --blue:#2563eb; --teal:#0d9488; --violet:#7c3aed;
  --hdr:#0b1f3a; --radius:16px;
  --hrb:#307791;
}
html{scroll-behavior:smooth}
body{font-family:'Manrope','Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
button{font-family:inherit;cursor:pointer}
mark{background:#ffe28a;color:#4a3800;padding:0 3px;border-radius:4px}

.hdr{position:sticky;top:0;z-index:50;background:rgba(11,31,58,.92);backdrop-filter:blur(10px);color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:62px;padding:10px 0;flex-wrap:wrap}
/* FIX: logo теперь <a> — убираем подчёркивание */
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:.3px;white-space:nowrap;color:#fff;cursor:pointer;transition:opacity .2s;text-decoration:none}
.logo:hover{opacity:.85}
.logo-ico{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#5eead4 0%,#0d9488 100%);display:flex;align-items:center;justify-content:center;font-size:17px;box-shadow:0 4px 12px rgba(13,148,136,.35)}

.tabs{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;flex:1;justify-content:flex-end}
.tabs::-webkit-scrollbar{display:none}
/* FIX: tab теперь <a NavLink> — убираем подчёркивание */
.tab{border:0;background:rgba(255,255,255,.1);color:#dce7f5;padding:9px 16px;border-radius:99px;font-size:14px;font-weight:600;white-space:nowrap;transition:.2s;text-decoration:none;display:inline-block}
.tab:hover{background:rgba(255,255,255,.2)}
.tab.active{background:#fff;color:var(--hdr)}

main{padding:34px 0 60px}
.layout{display:grid;grid-template-columns:240px 1fr;gap:30px;align-items:start}
.layout.no-side{grid-template-columns:1fr}

#sideWrap{position:sticky;top:82px;align-self:start}
.toc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;max-height:calc(100vh - 102px);overflow-y:auto;scrollbar-width:thin}
.toc::-webkit-scrollbar{width:4px}
.toc::-webkit-scrollbar-thumb{background:#c8d4e3;border-radius:4px}
.toc-t{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:var(--muted);margin-bottom:10px}
.toc-link{display:block;padding:8px 10px;border-radius:9px;color:#3d4f66;text-decoration:none;font-size:13.5px;font-weight:600;border-left:3px solid transparent;transition:.15s}
.toc-link:hover{background:#f2f6fb}
.toc-link.active{background:#eaf1fe;color:var(--blue);border-left-color:var(--blue);font-weight:700}
.cards{display:grid;gap:22px}

.view-intro{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;margin-bottom:22px;display:flex;gap:14px;align-items:flex-start}
.view-intro .vi-ico{font-size:26px}
.view-intro b{font-size:17px}
.view-intro p{color:var(--muted);font-size:14px;margin-top:4px}

/* FIX: убраны opacity:0/transform — вместо JS-класса .in анимация на чистом CSS */
.card{background:var(--card);border:1px solid var(--line);border-left:5px solid var(--acc,#2563eb);border-radius:var(--radius);padding:24px 28px;box-shadow:0 2px 10px rgba(18,35,56,.04);scroll-margin-top:86px;animation:cardIn .45s ease}
@keyframes cardIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.card.flash{animation:flash 1.6s ease}
@keyframes flash{0%,100%{box-shadow:0 2px 10px rgba(18,35,56,.04)}25%,60%{box-shadow:0 0 0 4px var(--acc,#2563eb)}}
.v-sender{--acc:var(--blue)} .v-web{--acc:var(--teal)} .v-it{--acc:var(--violet)}
.c-top{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.badge{font-size:12px;font-weight:800;color:#fff;background:var(--acc);padding:4px 12px;border-radius:99px;letter-spacing:.3px}
.crumb{font-size:12.5px;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.card h3{font-size:20px;letter-spacing:-.2px;margin-bottom:12px}
.lead{color:var(--muted);margin-bottom:12px;font-size:14.5px}

.steps{list-style:none;counter-reset:st;display:grid;gap:11px;margin-bottom:6px}
.steps>li{counter-increment:st;position:relative;padding-left:44px;font-size:14.5px}
.steps>li::before{content:counter(st);position:absolute;left:0;top:-1px;width:28px;height:28px;border-radius:50%;background:var(--acc,#2563eb);color:#fff;font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center}
.steps>li.step-block{padding-left:0;counter-increment:none;list-style:none}
.steps>li.step-block::before{content:none}
.steps li li{counter-increment:none}

.points{list-style:none;display:grid;gap:8px;margin:12px 0 4px;padding:14px 16px;background:#f7fafd;border:1px solid var(--line);border-radius:12px}
.points li{position:relative;padding-left:22px;font-size:14px;color:#33465e}
.points li::before{content:'';position:absolute;left:4px;top:8px;width:8px;height:8px;border-radius:3px;background:var(--acc,#2563eb);opacity:.75}
.kv{display:grid;gap:8px;margin:8px 0 6px}
.kv>div{display:grid;grid-template-columns:230px 1fr;gap:14px;padding:10px 14px;background:#f7fafd;border:1px solid var(--line);border-radius:10px;font-size:14px}
.kv span{color:var(--muted);font-weight:600}
.note{display:flex;gap:10px;align-items:flex-start;border-radius:12px;padding:13px 16px;font-size:13.5px;margin-top:14px;border:1px solid}
.note .n-ico{font-size:17px;line-height:1.3}
.note.warn{background:#fff8e6;border-color:#f0d98f;color:#6d5410}
.note.tip{background:#e9f4ff;border-color:#bcd9f7;color:#1c4d7e}
.chip{border:1px solid var(--line);background:#f6f9fc;color:#4c5f77;font-size:12px;font-weight:600;padding:5px 12px;border-radius:99px;transition:.15s}
.chip:hover{background:var(--teal);border-color:var(--teal);color:#fff}
.chip.on{background:var(--teal);border-color:var(--teal);color:#fff}
.copybtn{display:inline-block;margin-top:14px;border:0;background:var(--acc,#2563eb);color:#fff;font-weight:700;font-size:13.5px;padding:10px 18px;border-radius:10px;transition:.2s;text-decoration:none;cursor:pointer}
.copybtn:hover{filter:brightness(1.12)}

/* FIX: поле копирования без JS */
.connect-copy{display:block;width:100%;margin-top:10px;border:1px solid var(--line);border-radius:10px;padding:10px 14px;font-family:Consolas,monospace;font-size:13px;line-height:1.5;background:#f8fafd;color:#33465e;resize:vertical;outline:0}
.copy-hint{display:block;margin-top:6px;font-size:12px;color:var(--muted)}

.ref-controls{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;margin-bottom:10px}
.ref-controls input{width:100%;max-width:520px;border:1px solid var(--line);border-radius:10px;padding:12px 16px;font:inherit;font-size:15px;outline:0;background:#f8fafd}
.ref-controls input:focus{border-color:var(--teal);background:#fff}
.ref-q-label{font-size:12.5px;font-weight:800;text-transform:uppercase;letter-spacing:.7px;color:var(--teal);margin-bottom:8px}
.qcloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.ref-grid{display:grid;grid-template-columns:1fr;gap:18px;margin-top:14px;scroll-margin-top:84px}
.ref-grid.two{grid-template-columns:repeat(2,1fr)}
@media(max-width:860px){.ref-grid.two{grid-template-columns:1fr}}
.cat-head{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:800;margin-top:16px}
.cat-head .dot{width:12px;height:12px;border-radius:50%;flex:none}
.cat-head b{font-size:12px;color:#fff;background:#94a3b8;border-radius:99px;padding:2px 10px;font-weight:700}
.cat-head small{font-size:12.5px;color:var(--muted);font-weight:600}
.q-bar,.mark-bar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:12px 16px;border-radius:12px;font-weight:700;font-size:14px;border:1px solid}
.q-bar{background:#eef4ff;border-color:#c7dcf7;color:#1c4d7e}
.mark-bar{background:#fff7ea;border-color:#f0d9a8;color:#7a5410}
.q-bar b,.mark-bar b{border-radius:99px;padding:2px 10px;font-size:12px;color:#fff}
.q-bar b{background:#2563eb}.mark-bar b{background:#d97706}
.q-bar .chip,.mark-bar .chip{margin-left:auto}

/* FIX: убраны opacity:0/transform — анимация на чистом CSS */
.hd{position:relative;background:var(--card);border:1px solid var(--line);border-left:5px solid var(--hc,#d97706);border-radius:14px;padding:24px 28px;cursor:pointer;scroll-margin-top:84px;animation:cardIn .45s ease;transition:box-shadow .2s}
.hd:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(18,35,56,.1);border-color:#c8d6e8}
.hd.flash{animation:hflash 1.6s ease}
@keyframes hflash{0%,100%{box-shadow:0 2px 10px rgba(18,35,56,.04)}25%,60%{box-shadow:0 0 0 4px var(--hc)}}
.link-btn{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#f6f9fc;color:#5d6d82;display:flex;align-items:center;justify-content:center;transition:.2s;font-size:14px;line-height:1}
.link-btn:hover{background:var(--hc);border-color:var(--hc);color:#fff}
.hd .t-cat{font-size:11.5px;font-weight:800;text-transform:uppercase;letter-spacing:.7px;color:var(--tc,#7c3aed);margin-bottom:8px;padding-right:44px}
.hd-q{display:flex;gap:12px;font-weight:800;font-size:17.5px;line-height:1.4;padding-right:30px}
.q-ico{flex:none;width:28px;height:28px;border-radius:8px;background:var(--hc);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:800}
.hd-a{margin-top:12px;font-size:14.5px;color:#41536a;padding-left:40px}
.hd-rel{margin-top:14px;padding-left:40px}
.goto{color:var(--blue);font-size:13.5px;font-weight:700;background:none;border:0;padding:0;cursor:pointer}
.goto:hover{text-decoration:underline}

.hd-detail{cursor:default;padding:28px 32px}
.hd-detail:hover{transform:none;box-shadow:0 2px 10px rgba(18,35,56,.04)}
.d-back{border:1px solid var(--line);background:#f6f9fc;color:#5d6d82;font-size:13px;font-weight:700;padding:8px 14px;border-radius:99px;margin-bottom:14px;transition:.2s;cursor:pointer}
.d-back:hover{background:var(--hc);border-color:var(--hc);color:#fff}
.hd-a.full{padding-left:0;font-size:15px}
.hd-more{margin-top:10px;padding-left:40px;font-size:12.5px;font-weight:700;color:var(--hc)}
.d-body{margin-top:14px;padding-left:40px}
.d-h{margin:18px 0 8px;font-size:15.5px;font-weight:800;color:var(--ink)}
.d-p{margin:10px 0;font-size:14.5px;color:#41536a}
.d-body .steps,.d-body .points,.d-body .kv,.d-body .note{margin-top:12px;margin-bottom:6px}
.d-fig{margin:16px 0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;box-shadow:0 2px 8px rgba(18,35,56,.05)}
.d-imgwrap{position:relative;background:#f2f6fb}
.d-imgwrap img{display:block;width:100%;height:auto;cursor:zoom-in}
.d-on{display:block;width:fit-content;max-width:calc(100% - 20px);margin:10px 10px 10px;background:rgba(11,31,58,.88);color:#fff;font-size:12.5px;font-weight:700;padding:7px 12px;border-radius:9px;line-height:1.35}
.d-fig figcaption{padding:10px 14px;font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);background:#fff}
.d-ph{padding:34px 20px;text-align:center;color:#7d93ab;font-size:13px;background:repeating-linear-gradient(45deg,#f6f9fd 0 14px,#eef3fa 14px 28px)}
.d-ph b{color:#5d6d82}
.d-gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px}

.d-link{display:inline-flex;align-items:center;gap:6px;margin:10px 0 4px 0px;padding:8px 14px;border-radius:10px;background:#eaf1fe;color:var(--blue);font-weight:700;font-size:13.5px;text-decoration:none;border:1px solid #c7dcf7;transition:.2s;cursor:pointer}
.d-link:hover{background:var(--blue);color:#fff;border-color:var(--blue)}
.d-link-ext{background:#e9f9f0;color:var(--teal);border-color:#a7e3c8}
.d-link-ext:hover{background:var(--teal);border-color:var(--teal);color:#fff}
.d-link.d-link-it{background:#f3effd;color:var(--violet);border-color:#d9c9f7}
.d-link.d-link-it:hover{background:var(--violet);border-color:var(--violet);color:#fff}
.d-download{background:#f0fdf4;color:#16a34a;border-color:#bbf7d0}
.d-download:hover{background:#16a34a;border-color:#16a34a;color:#fff}

.hd-feedback{margin-top:20px;padding:14px 16px;background:#f7fafd;border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.fb-label{font-size:13.5px;font-weight:700;color:var(--muted)}
.fb-btn{border:1px solid var(--line);background:#fff;padding:6px 14px;border-radius:99px;font-size:13px;font-weight:700;cursor:pointer;transition:.2s;color:#4c5f77}
.fb-btn:hover{border-color:var(--hc);color:var(--hc)}
.fb-no{border-color:#fca5a5;color:#b91c1c}
.fb-no:hover{background:#fef2f2;border-color:#dc2626;color:#dc2626}

.fab-ticket{visibility:visible;position:fixed;bottom:24px;right:24px;z-index:60;border:0;background:var(--hrb);color:#fff;font-weight:700;font-size:14px;padding:13px 20px;border-radius:99px;box-shadow:0 10px 30px rgba(11,31,58,.4);display:flex;align-items:center;gap:8px;transition:.2s;cursor:pointer}
.fab-ticket:hover{background:var(--teal);transform:translateY(-2px)}

.ticket-modal{position:fixed;inset:0;z-index:130;display:none;align-items:center;justify-content:center;padding:20px;background:rgba(8,20,38,.6);backdrop-filter:blur(10px)}
.ticket-modal.open{display:flex;animation:lbFade .25s ease}
.tm-box{background:#fff;border-radius:16px;max-width:560px;width:100%;max-height:90vh;overflow-y:auto;padding:28px 32px;position:relative;box-shadow:0 30px 80px rgba(0,0,0,.4)}
.tm-close{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#f6f9fc;color:#5d6d82;font-size:14px;cursor:pointer;transition:.2s}
.tm-close:hover{background:#dc2626;border-color:#dc2626;color:#fff}
.tm-head{font-size:18px;font-weight:800;margin-bottom:6px}
.tm-sub{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.tm-suggest{margin-bottom:14px}
.tm-suggest-title{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);margin:10px 0 8px}
.tm-suggest-item{display:block;width:100%;text-align:left;padding:10px 14px;border:1px solid var(--line);border-radius:10px;background:#f8fafd;margin-bottom:6px;font-size:13.5px;font-weight:600;cursor:pointer;transition:.15s;color:#3d4f66}
.tm-suggest-item:hover{border-color:var(--teal);background:#e9f9f0;color:var(--teal)}
.tm-suggest-item small{display:block;color:var(--muted);font-weight:500;margin-top:2px;font-size:12px}
.tm-label{display:block;font-size:13px;font-weight:700;color:var(--ink);margin:12px 0 6px}
.tm-req{color:#dc2626}
.tm-input,.tm-textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:10px 14px;font:inherit;font-size:14px;outline:0;background:#f8fafd;transition:.2s}
.tm-input:focus,.tm-textarea:focus{border-color:var(--teal);background:#fff}
.tm-file-wrap{margin-top:4px}
.tm-file{font-size:13px}
.tm-preview{margin-top:8px}
.tm-preview img{max-width:100%;max-height:140px;border-radius:8px;border:1px solid var(--line)}
.tm-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}
.tm-cancel{border:1px solid var(--line);background:#f6f9fc;color:#5d6d82;padding:9px 18px;border-radius:10px;font-weight:700;cursor:pointer;transition:.2s}
.tm-cancel:hover{background:#e3eaf3}
.tm-submit{border:0;background:var(--teal);color:#fff;padding:9px 18px;border-radius:10px;font-weight:700;cursor:pointer;transition:.2s}
.tm-submit:hover{filter:brightness(1.1)}
.tm-success{display:none;margin-top:16px;padding:12px 16px;background:#e9f9f0;border:1px solid #a7e3c8;color:#0d7a5f;border-radius:10px;font-size:13.5px;font-weight:700}
.tm-success.show{display:block}
.tm-success .tm-s1{font-size:14.5px}
.tm-success .tm-s2{margin-top:4px;font-size:13.5px;font-weight:600;color:#0d7a5f}

.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--hdr);color:#fff;padding:12px 24px;border-radius:10px;font-weight:700;font-size:14px;z-index:200;opacity:0;pointer-events:none;transition:.3s;box-shadow:0 10px 30px rgba(0,0,0,.3)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(-10px)}

.lb{position:fixed;inset:0;z-index:120;display:none;align-items:center;justify-content:center;padding:30px;background:rgba(8,20,38,.6);backdrop-filter:blur(10px)}
.lb.open{display:flex;animation:lbFade .25s ease}
@keyframes lbFade{from{opacity:0}to{opacity:1}}
.lb-box{position:relative;max-width:min(1000px,92vw);display:flex;flex-direction:column;animation:lbZoom .25s ease}
@keyframes lbZoom{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}
.lb-box img{max-width:100%;max-height:78vh;object-fit:contain;border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.5);background:#fff}
.lb-cap{margin-top:12px;text-align:center;color:#e6eefb;font-size:13.5px;font-weight:600;text-shadow:0 1px 6px rgba(0,0,0,.5)}
.lb-close{position:absolute;top:-16px;right:-16px;width:40px;height:40px;border-radius:50%;border:0;background:#fff;color:#13233a;font-size:16px;font-weight:800;box-shadow:0 8px 20px rgba(0,0,0,.35);transition:.2s;z-index:2;cursor:pointer}
.lb-close:hover{background:#ff5d5d;color:#fff;transform:rotate(90deg)}

footer{background:var(--hdr);margin-top:20px;height:50px}

/* FIX: пустой результат поиска */
.empty{padding:40px 20px;text-align:center;color:#7d93ab;font-size:15px;grid-column:1/-1}
.empty .e-ico{font-size:40px;display:block;margin-bottom:12px}

@media(max-width:760px){.d-gallery{grid-template-columns:1fr}}
@media(max-width:600px){.d-body,.hd-a.full,.hd-more{padding-left:0}.d-link{margin-left:0}.kv>div{grid-template-columns:1fr}}
@media (max-width:960px){
  .layout{grid-template-columns:1fr}
  .toc{display:none}
  .kv>div{grid-template-columns:1fr}
  .hdr-in{flex-wrap:wrap;height:auto;padding:10px 0}
}

/* CSS-only подсветка активного пункта при клике через :target */
.card:target {
    animation: cardIn .45s ease, flash 1.6s ease;
    box-shadow: 0 0 0 4px var(--acc,#2563eb);
}

/* Активный пункт в оглавлении — подсвечивается при клике */
.toc-link:has(+ .toc-link:target),
.toc:has(.card:target) .toc-link[href*=":target"] {
    background: #eaf1fe;
    color: var(--blue);
    border-left-color: var(--blue);
    font-weight: 700;
}

/* Простой и надёжный вариант: подсветка через :target на самой ссылке */
/* Работает когда URL содержит якорь #s-install и пользователь видит этот пункт */
.toc-link:target,
.toc-link:focus {
    background: #eaf1fe;
    color: var(--blue);
    border-left-color: var(--blue);
    font-weight: 700;
}