:root{
  --bg:#fff8e7;--ink:#111;--y:#ffe14d;--p:#ff5c8a;--b:#3a86ff;--g:#2bd9a0;--card:#fff;
  --bd:3px solid var(--ink);--sh:5px 5px 0 var(--ink);--muted:rgba(17,17,17,.65);
}
:root[data-t=dark]{--bg:#14121f;--ink:#f5f0ff;--card:#221f33;--y:#b8a100;--p:#d6336c;--b:#4263eb;--g:#12a37a;--muted:rgba(245,240,255,.7)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 "Segoe UI",system-ui,sans-serif}
img{max-width:100%}
a{color:var(--b);font-weight:600}
h1,h2,h3{line-height:1.2}
h1{font-size:2.1rem;margin:0 0 8px;display:inline-block;background:linear-gradient(transparent 62%,var(--y) 62%)}
h2{font-size:1.35rem;margin:26px 0 12px}
.muted{opacity:.7;font-size:.92rem}
hr{border:0;border-top:2px dashed var(--ink);margin:18px 0}

/* ---------------------------------------------------------------- шапка */
.topbar{display:flex;gap:12px;align-items:center;padding:10px 20px;background:var(--y);border-bottom:var(--bd);position:sticky;top:0;z-index:30;flex-wrap:wrap}
.topbar .logo{font-weight:900;font-size:1.25rem;color:var(--ink);text-decoration:none;background:var(--p);padding:2px 12px;border:var(--bd);box-shadow:3px 3px 0 var(--ink);transform:rotate(-1.5deg);white-space:nowrap}
.topsearch{flex:1;display:flex;gap:6px;min-width:180px}
.topsearch input{flex:1}
.topnav{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.topnav form{display:inline-flex;margin:0}
.burger{display:none;background:var(--card)}
header form{flex:0}

input,select,textarea,button,.btn{font:inherit;border:var(--bd);padding:7px 12px;background:var(--card);color:var(--ink);border-radius:0;max-width:100%}
input[type=checkbox]{width:auto;vertical-align:-2px}
textarea{width:100%;resize:vertical}
button,.btn{background:var(--b);color:#fff;font-weight:800;cursor:pointer;box-shadow:3px 3px 0 var(--ink);text-decoration:none;display:inline-block;line-height:1.3}
button:hover,.btn:hover{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.btn.alt{background:var(--g);color:#111}
.btn.ghost{background:var(--card);color:var(--ink)}
.btn.danger{background:var(--p);color:#fff}
.btn.small{padding:4px 9px;font-size:.86rem}
.btn.diag-on{background:var(--y);color:#111;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{box-shadow:3px 3px 0 var(--ink)}50%{box-shadow:0 0 0 4px var(--p)}}
:focus-visible{outline:3px solid var(--b);outline-offset:2px}

/* -------------------------------------------------------------- каркас */
.layout{max-width:1320px;margin:0 auto;padding:0 20px;display:block}
.layout.with-aside{display:grid;grid-template-columns:minmax(260px,360px) minmax(0,1fr);gap:24px}
main{padding:24px 0 40px;min-width:0}
/* содержание документа без внутренней прокрутки: колонка растёт вместе с текстом */
aside{border-right:var(--bd);padding:14px 16px 20px 0;position:sticky;top:74px;align-self:start;max-height:none;overflow:visible}
aside>b{display:block;margin-bottom:6px;overflow-wrap:anywhere}
aside details{margin-left:2px}
aside summary{cursor:pointer;font-weight:800;padding:3px 0;overflow-wrap:anywhere}
aside .ch{margin-left:10px;border-left:3px dashed var(--ink);padding-left:8px}
aside a{display:block;font-weight:500;color:var(--ink);text-decoration:none;padding:2px 6px;font-size:.9rem;line-height:1.35;overflow-wrap:anywhere}
aside a:hover{background:var(--y)}
aside a.active{background:var(--p);color:#fff;font-weight:700;border:2px solid var(--ink)}

/* --------------------------------------------------------------- карточки */
.tiles,.stats-grid{display:grid;gap:18px;margin:18px 0}
.stats-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.tiles{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.tile,.stat-card{border:var(--bd);box-shadow:var(--sh);background:var(--card);padding:16px;text-decoration:none;color:var(--ink);display:block}
.tile:hover,.stat-card:hover,.help-card:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
.tile:nth-child(4n+1),.stat-card:nth-child(4n+1){background:var(--y)}
.tile:nth-child(4n+2),.stat-card:nth-child(4n+2){background:var(--g)}
.tile:nth-child(4n+3),.stat-card:nth-child(4n+3){background:var(--p);color:#fff}
.tile:nth-child(4n),.stat-card:nth-child(4n){background:var(--b);color:#fff}
.tile small,.stat-card small{display:block;font-weight:500;opacity:.85}
.stat-card .num{display:block;font-size:2.1rem;font-weight:900;line-height:1.1}
.stat-card .cap{font-weight:700}

.helps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;margin:16px 0 8px}
.help-card{border:var(--bd);box-shadow:var(--sh);background:var(--card);padding:16px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;gap:8px;min-height:150px}
.help-card .hc-top{display:flex;gap:10px;align-items:flex-start}
.help-card .hc-icon{font-size:1.6rem;line-height:1}
.help-card .hc-title{font-weight:900;font-size:1.06rem;overflow-wrap:anywhere}
.help-card .hc-desc{font-weight:400;font-size:.92rem;opacity:.85;flex:1;overflow-wrap:anywhere}
.help-card .hc-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:.82rem}

.card{border:var(--bd);box-shadow:var(--sh);background:var(--card);padding:16px 20px;margin:18px 0}
.card.tight{margin:10px 0;padding:12px 16px}

.badge{border:2px solid var(--ink);padding:1px 8px;font-size:.78rem;background:var(--b);color:#fff;font-weight:800;display:inline-block;white-space:nowrap}
.badge.pub{background:var(--g);color:#111}
.badge.priv{background:var(--p);color:#fff}
.badge.draft{background:var(--card);color:var(--ink)}
.badge.warn{background:var(--y);color:#111}

/* индикатор режима работы сайта, виден только администратору */
.badge.mode{letter-spacing:.08em;text-transform:uppercase;font-size:.72rem}
.badge.mode-prod{background:var(--ink);color:var(--bg)}
:root[data-t=dark] .badge.mode-prod{background:var(--g);color:#111}
.badge.mode-dev{background:var(--p);color:#fff;animation:pulse 1.6s infinite}

/* ------------------------------------------------------------- табы/формы */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0 0}
.tab{padding:8px 14px;border:var(--bd);background:var(--card);text-decoration:none;color:var(--ink);font-weight:800;box-shadow:3px 3px 0 var(--ink);border-bottom:none}
.tab.active{background:var(--y);transform:translate(1px,1px);box-shadow:2px 2px 0 var(--ink)}
.tab:hover{background:var(--g);color:#111}
.tab-body{border:var(--bd);box-shadow:var(--sh);background:var(--card);padding:18px 20px;margin-top:0}

.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.row-between{display:flex;gap:12px;flex-wrap:wrap;align-items:center;justify-content:space-between}
.stack{display:grid;gap:12px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.field{display:flex;flex-direction:column;gap:4px}
.field label{font-weight:800;font-size:.9rem}
.field input,.field select,.field textarea{width:100%}
.field.full{grid-column:1/-1}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px;align-items:center}
.helptext{font-size:.82rem;opacity:.7}
.errorlist{color:var(--p);font-weight:700;padding-left:18px;margin:4px 0}

table.table{width:100%;border-collapse:collapse;background:var(--card);border:var(--bd);box-shadow:var(--sh);display:table}
.table th,.table td{border:2px solid var(--ink);padding:6px 9px;text-align:left;vertical-align:top;font-size:.92rem}
.table th{background:var(--y);font-weight:900}
.table-wrap{overflow-x:auto;margin:14px 0}

.msg{padding:10px 16px;border:var(--bd);margin:10px 0;background:var(--g);color:#111;font-weight:700}
.msg.error{background:var(--p);color:#fff}
.msg.info{background:var(--b);color:#fff}
.msg.warning{background:var(--y);color:#111}

.empty{padding:24px;border:3px dashed var(--ink);text-align:center;background:var(--card);margin:16px 0}

/* ---------------------------------------------------------------- справка */
.help-head{display:flex;gap:18px;align-items:flex-start;flex-wrap:wrap;margin-bottom:6px}
.help-head .hh-icon{font-size:2.4rem;line-height:1}
.help-head .hh-body{flex:1;min-width:240px}
.help-head h1{display:block;margin:0}
.help-desc{margin:2px 0 6px;opacity:.85;max-width:75ch}
.help-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:.86rem}
.help-actions{display:flex;gap:8px;flex-wrap:wrap}

.share-url{display:flex;gap:8px;align-items:stretch;margin-top:8px}
.share-url input{flex:1;font-family:ui-monospace,Consolas,monospace;font-size:.85rem}

.link-item{border:2px solid var(--ink);padding:8px 12px;margin:8px 0;background:var(--bg);display:flex;gap:10px;flex-wrap:wrap;justify-content:space-between;align-items:center}
.link-item code{font-size:.8rem;overflow-wrap:anywhere}

.frag{scroll-margin-top:90px}
.frag:target{outline:5px solid var(--y);background:rgba(255,225,77,.25)}

.article{background:var(--card);border:var(--bd);box-shadow:var(--sh);padding:6px 26px 18px;margin-top:18px}
.article pre,.article code{background:#111;color:#8f8;padding:2px 5px}
.article table{border-collapse:collapse;margin:8px 0}
.article td,.article th{border:2px solid var(--ink);padding:4px 8px}

/* ------------------------------------------------------------------- чат */
.chat-shell{display:grid;grid-template-columns:minmax(0,1fr);gap:16px}
.chat-toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;justify-content:space-between;margin:12px 0}
.chat-toolbar .left,.chat-toolbar .right{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.msgs{border:var(--bd);box-shadow:var(--sh);background:var(--bg);padding:14px;min-height:220px;max-height:62vh;overflow:auto}
.m{border:var(--bd);padding:12px 16px;margin:12px 0;box-shadow:3px 3px 0 var(--ink);overflow-wrap:anywhere}
.m.u{background:var(--y);margin-left:14%;white-space:pre-wrap}
.m.a{background:var(--card);margin-right:4%}
.m:first-child{margin-top:0}
.m>:first-child{margin-top:0}.m>:last-child{margin-bottom:0}
.m p{margin:.55em 0}.m ul,.m ol{margin:.55em 0 .55em 1.35em;padding:0}.m li{margin:.25em 0}
.m h1,.m h2,.m h3,.m h4{font-size:1.12rem;margin:.9em 0 .35em;background:none;display:block}
.m code{background:#111;color:#8f8;padding:1px 5px}
.m pre{background:#111;color:#8f8;padding:10px 12px;overflow:auto}
.m pre code{padding:0;background:none}
.m table{border-collapse:collapse;margin:.6em 0}
.m td,.m th{border:2px solid var(--ink);padding:4px 8px}
.m blockquote{border-left:4px solid var(--ink);margin:.6em 0;padding-left:12px}
.m hr{border:0;border-top:2px dashed var(--ink);margin:.9em 0}
.m .srcs{font-size:.9rem;border-top:2px dashed var(--ink);padding-top:8px;margin-top:10px}
.m .srcs a{margin-right:8px}
.m .wait{opacity:.75;font-style:italic}
.chat-input textarea{min-height:86px}
.diag{margin-top:10px;background:#0d0d0d;color:#9f9;border:var(--bd);padding:10px;overflow:auto;font:12px/1.45 ui-monospace,Consolas,monospace}
.diag table{border-collapse:collapse;width:100%}
.diag th,.diag td{border:1px solid #3a3;padding:3px 6px;text-align:left}
.diag .k{color:#8cf}
.hint{font-size:.85rem;opacity:.75}

/* ----------------------------------------------------------- главная/вход */
.hero{border:var(--bd);box-shadow:var(--sh);background:var(--card);padding:26px 28px;margin:18px 0 8px;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;background:var(--g);border:var(--bd);transform:rotate(18deg);z-index:0}
.hero>*{position:relative;z-index:1}
.hero h1{font-size:2.5rem;margin-bottom:6px}
.hero .tagline{font-size:1.15rem;font-weight:700;margin:0 0 10px}
.hero .lead{max-width:62ch;margin:0 0 16px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.yam-btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;background:#fc3f1d;color:#fff;font-weight:900;padding:13px 24px;border:var(--bd);box-shadow:var(--sh);font-size:1.05rem;text-decoration:none}
.yam-btn:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
.yam-btn .y{background:#fff;color:#fc3f1d;border-radius:50%;width:28px;height:28px;display:grid;place-items:center;font-weight:900;font-size:1.1rem}
.auth-card{max-width:520px;margin:30px auto}
.auth-card details{margin-top:12px}
.auth-card summary{cursor:pointer;font-weight:700}
.yam-sep{display:flex;align-items:center;gap:10px;margin:14px 0;font-size:.85rem;opacity:.75}
.yam-sep:before,.yam-sep:after{content:"";flex:1;border-top:2px dashed var(--ink)}

/* ------------------------------------------------------------ стат-карточки */
.stat-line{display:flex;gap:10px;flex-wrap:wrap;align-items:baseline}
.stat-line b{font-size:1.6rem}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px}
.stat-grid .card{margin:0;padding:12px 16px}
.stat-grid .n{font-size:1.7rem;font-weight:900;display:block;line-height:1.1}

/* ------------------------------------------------------------------ подвал */
.site-footer{margin-top:30px;border-top:var(--bd);background:var(--card);padding:12px 20px;display:flex;flex-wrap:wrap;gap:6px 16px;justify-content:center;align-items:center;font-size:.84rem}
.site-footer a{color:var(--ink);text-decoration:none;border-bottom:2px solid transparent}
.site-footer a:hover{border-bottom-color:var(--ink)}
.site-footer .copy{opacity:.7}

/* --------------------------------------------------------------- адаптив */
@media(max-width:1100px){
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:900px){
  .burger{display:inline-block}
  .topnav{display:none;position:fixed;left:0;right:0;top:0;bottom:0;background:var(--y);border:none;padding:70px 18px 18px;flex-direction:column;align-items:stretch;gap:10px;z-index:25;overflow:auto}
  .topbar.open .topnav{display:flex}
  .topnav .btn,.topnav button{width:100%;text-align:center}
  .topsearch{order:3;flex-basis:100%}
  .layout{padding:0 14px}
  .layout.with-aside{grid-template-columns:1fr}
  aside{position:static;max-height:none;border-right:none;border-bottom:var(--bd);padding:8px 0 16px}
  main{padding:16px 0 32px}
  h1{font-size:1.7rem}
  .hero h1{font-size:1.9rem}
  .article{padding:4px 16px 14px}
}
@media(max-width:560px){
  .topbar{padding:8px 12px;gap:8px}
  .topbar .logo{font-size:1.05rem}
  .helps-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .help-card{padding:10px;min-height:120px}
  .help-card .hc-title{font-size:.95rem}
  .help-card .hc-desc{font-size:.82rem}
  .form-grid{grid-template-columns:1fr}
  .m.u{margin-left:6%}
  .m.a{margin-right:0}
  .tab{padding:6px 10px;font-size:.9rem}
  .tab-body{padding:12px}
  .site-footer{font-size:.78rem;gap:4px 12px;padding:10px 12px}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .stat-card .num{font-size:1.5rem}
  .chat-toolbar{align-items:stretch}
  .share-url{flex-direction:column}
}
@media(max-width:380px){
  .helps-grid{grid-template-columns:1fr}
}

/* -------------------------------------------------- версии ответа и операции */
.variants{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:10px;border-top:2px dashed var(--ink);padding-top:8px}
.variants .btn{padding:3px 9px;font-size:.82rem}
.rename-inline{display:inline-flex;gap:6px;align-items:center;margin:0}
.rename-inline label{font-size:.78rem;opacity:.75;white-space:nowrap}
.rename-inline input{padding:4px 8px;font-size:.88rem;min-width:150px;max-width:240px}
.rename-inline .btn{padding:2px 8px;font-size:.82rem}
.article-list{list-style:none;padding:0;margin:8px 0 0}
.article-list li{display:flex;gap:8px;align-items:center;flex-wrap:wrap;padding:5px 0;border-bottom:1px dashed rgba(17,17,17,.25)}
:root[data-t=dark] .article-list li{border-bottom-color:rgba(245,240,255,.2)}
.article-list input[type=checkbox]{width:18px;height:18px;flex:0 0 auto}
.art-actions{display:inline-flex;gap:6px;margin-left:auto;flex-wrap:wrap}
.art-actions form{display:inline-flex;margin:0}
.art-actions .btn{padding:2px 8px;font-size:.82rem}
.progress{height:18px;border:var(--bd);background:var(--card);overflow:hidden}
.progress .bar{height:100%;background:var(--g);transition:width .3s}
.diff{max-height:60vh;overflow:auto;background:#0d0d0d;color:#cfc;border:var(--bd);padding:12px;font:12px/1.45 ui-monospace,Consolas,monospace;white-space:pre-wrap;margin:10px 0 0}

/* ------------------------------------------------------- индикатор занятости */
.busy{position:fixed;inset:0;background:rgba(17,17,17,.55);display:none;align-items:center;justify-content:center;z-index:1000;padding:20px}
.busy.show{display:flex}
.busy-box{background:var(--card);color:var(--ink);border:var(--bd);box-shadow:var(--sh);padding:22px 26px;max-width:420px;text-align:center}
.busy-box p{margin:6px 0}
.busy-text{font-weight:800;font-size:1.05rem}
.spinner{width:38px;height:38px;border:4px solid var(--ink);border-top-color:var(--p);border-radius:50%;margin:0 auto 12px;animation:spin .9s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}