/* ============================ BURSAE ATLAS · UI ========================== */
:root{
  --bg:#080b11;
  --panel:rgba(14,19,28,.92);
  --panel-2:rgba(20,27,38,.9);
  --line:#1e2836;
  --line-2:#2a3648;
  --tx:#dfe7f2;
  --tx-dim:#8e9db1;
  --tx-dim2:#65768c;
  --acc:#4cc9f0;
  --acc-2:#6ee7a8;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--tx);
  font:13px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  overflow:hidden;
}
button,input,select{font:inherit;color:inherit}

/* --------------------------------- сцена -------------------------------- */
#scene{position:fixed;inset:0;width:100%;height:100%;display:block;cursor:grab;touch-action:none}
#labels,#clusters{position:fixed;inset:0;pointer-events:none;overflow:hidden}
#leaders{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}

/* выноски от маркера к отодвинутой подписи */
.leader{stroke:rgba(150,180,210,.45);stroke-width:1}
.leader.sel{stroke:rgba(76,201,240,.9);stroke-width:1.4}

/* счётчик плотного скопления */
.cluster{
  position:absolute;left:0;top:0;
  min-width:20px;height:20px;padding:0 5px;
  display:flex;align-items:center;justify-content:center;
  border-radius:11px;font-size:11px;font-weight:700;
  background:rgba(10,15,22,.9);border:1px solid var(--line-2);color:#cfe0f2;
  pointer-events:auto;cursor:zoom-in;
  box-shadow:0 2px 10px rgba(0,0,0,.45);
}
.cluster:hover{border-color:var(--acc);color:#fff;background:rgba(76,201,240,.2)}
.cluster.has-sel{border-color:var(--acc);color:#fff;box-shadow:0 0 14px rgba(76,201,240,.35)}
.cluster-demo{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:17px;height:17px;padding:0 4px;margin-right:2px;
  border-radius:9px;font-size:9.5px;font-weight:700;
  background:rgba(10,15,22,.9);border:1px solid var(--line-2);color:#cfe0f2;
}

.lbl{
  position:absolute;left:0;top:0;
  padding:2px 7px;border-radius:6px;
  background:rgba(8,12,18,.82);border:1px solid var(--line-2);
  color:#cfe0f2;font-size:10.5px;white-space:nowrap;
  pointer-events:auto;cursor:pointer;
  backdrop-filter:blur(3px);
  transition:opacity .15s;
}
.lbl:hover{border-color:var(--acc);color:#fff}
.lbl.sel{
  background:rgba(76,201,240,.16);border-color:var(--acc);color:#fff;
  font-size:11.5px;font-weight:600;box-shadow:0 0 18px rgba(76,201,240,.28);
}

/* -------------------------------- шапка --------------------------------- */
#topbar{
  position:fixed;top:0;left:0;right:0;height:46px;z-index:30;
  display:flex;align-items:center;gap:14px;padding:0 12px;
  background:linear-gradient(180deg,rgba(8,11,17,.96),rgba(8,11,17,.72));
  border-bottom:1px solid var(--line);
}
#topbar h1{
  margin:0;font-size:14px;font-weight:650;letter-spacing:.2px;white-space:nowrap;
}
#topbar h1 span{color:var(--tx-dim2);font-weight:400;font-size:11.5px;margin-left:6px}
.sep{width:1px;height:22px;background:var(--line)}
.topinfo{font-size:11.5px;color:var(--tx-dim);white-space:nowrap}
.topinfo b{color:var(--tx);font-weight:600}
.spacer{flex:1}

.vbtns{display:flex;gap:4px}
.vbtns button,.tbtn{
  background:var(--panel-2);border:1px solid var(--line-2);border-radius:7px;
  padding:5px 9px;font-size:11.5px;color:var(--tx-dim);cursor:pointer;white-space:nowrap;
}
.vbtns button:hover,.tbtn:hover{color:#fff;border-color:var(--acc);background:rgba(76,201,240,.12)}
#boxzoom.on{
  color:#fff;border-color:var(--acc-2);background:rgba(110,231,168,.18);
  box-shadow:0 0 0 1px rgba(110,231,168,.35) inset;
}
#zoomIn,#zoomOut{width:30px;text-align:center;font-size:14px;line-height:1;padding:5px 0}

/* рамка выделения области для увеличения */
#zoombox{
  position:fixed;z-index:35;display:none;pointer-events:none;
  border:1px solid var(--acc-2);background:rgba(110,231,168,.10);
  box-shadow:0 0 0 1px rgba(8,12,18,.6), 0 0 22px rgba(110,231,168,.22);
  border-radius:3px;
}

/* -------------------------------- панели -------------------------------- */
.panel{
  position:fixed;top:46px;bottom:0;z-index:20;width:320px;
  background:var(--panel);border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  backdrop-filter:blur(8px);
  transition:transform .22s ease;
}
#left{left:0}
#right{right:0;left:auto;width:380px;border-right:none;border-left:1px solid var(--line)}
body.hide-left #left{transform:translateX(-100%)}
body.hide-right #right{transform:translateX(100%)}

.panel .scroll{overflow-y:auto;overscroll-behavior:contain;padding:10px 12px 24px}
.panel .scroll::-webkit-scrollbar{width:9px}
.panel .scroll::-webkit-scrollbar-thumb{background:#22304332;border-radius:5px}
.panel .scroll::-webkit-scrollbar-thumb:hover{background:#2c3d54}

h4{
  margin:16px 0 7px;font-size:10.5px;font-weight:700;letter-spacing:.9px;
  text-transform:uppercase;color:var(--tx-dim2);
}
h4:first-child{margin-top:4px}

/* ------------------------------- контролы ------------------------------- */
.searchwrap{position:relative;margin-bottom:4px}
#search{
  width:100%;padding:8px 28px 8px 10px;border-radius:8px;
  background:#0d131c;border:1px solid var(--line-2);outline:none;
}
#search:focus{border-color:var(--acc)}
#clearSearch{
  position:absolute;right:4px;top:4px;width:22px;height:22px;line-height:1;
  background:none;border:none;color:var(--tx-dim2);cursor:pointer;font-size:15px;
}
#clearSearch:hover{color:#fff}

.chk{
  display:flex;align-items:center;gap:7px;padding:4px 2px;cursor:pointer;
  border-radius:6px;
}
.chk:hover{background:#131c28}
.chk input{accent-color:var(--acc);margin:0;cursor:pointer}
.chk .nm{flex:1;font-size:12.5px}
.chk .num{
  font-size:10.5px;color:var(--tx-dim2);background:#131c28;
  border-radius:20px;padding:1px 7px;min-width:24px;text-align:center;
}
.dot{width:9px;height:9px;border-radius:50%;flex:none;box-shadow:0 0 7px currentColor}
.mini{
  background:none;border:1px solid var(--line-2);border-radius:5px;
  width:20px;height:20px;line-height:1;padding:0;color:var(--tx-dim2);cursor:pointer;font-size:11px;
}
.mini:hover{color:#fff;border-color:var(--acc)}

.radios{display:flex;gap:6px}
.radios label{
  flex:1;display:flex;align-items:center;justify-content:center;gap:5px;
  padding:6px 4px;border:1px solid var(--line-2);border-radius:7px;
  font-size:11.5px;cursor:pointer;color:var(--tx-dim);
}
.radios label:hover{border-color:var(--acc);color:#fff}
.radios input{display:none}
.radios input:checked + span{color:#fff;font-weight:600}
.radios label:has(input:checked){background:rgba(76,201,240,.14);border-color:var(--acc)}

.slider{margin:8px 0 2px}
.slider .lab{display:flex;justify-content:space-between;font-size:11.5px;color:var(--tx-dim);margin-bottom:3px}
.slider .lab b{color:var(--tx);font-weight:600}
.slider input[type=range]{width:100%;accent-color:var(--acc)}
.slider .note{font-size:10.5px;line-height:1.4;color:var(--tx-dim2);margin-top:3px}

select{
  width:100%;padding:6px 8px;border-radius:7px;background:#0d131c;
  border:1px solid var(--line-2);outline:none;cursor:pointer;
}

.btnrow{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.btnrow button{
  flex:1;min-width:92px;padding:7px 8px;border-radius:7px;cursor:pointer;
  background:var(--panel-2);border:1px solid var(--line-2);color:var(--tx-dim);font-size:11.5px;
}
.btnrow button:hover{color:#fff;border-color:var(--acc);background:rgba(76,201,240,.12)}

/* -------------------------------- список -------------------------------- */
#list{margin-top:2px}
.lhead{
  margin:12px 0 4px;padding:3px 0 3px 8px;border-left:3px solid var(--line-2);
  font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:var(--tx-dim);
}
.lhead span{color:var(--tx-dim2);font-weight:400;margin-left:4px}
.row{
  display:flex;align-items:center;gap:8px;padding:5px 7px;border-radius:7px;
  cursor:pointer;border:1px solid transparent;
}
.row:hover{background:#131c28}
.row.active{background:rgba(76,201,240,.13);border-color:var(--acc)}
.rn{flex:1;min-width:0}
.rn b{display:block;font-size:12px;font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rn i{display:block;font-size:10px;color:var(--tx-dim2);font-style:italic;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tag{
  font-size:9.5px;padding:1px 6px;border-radius:20px;flex:none;
  background:rgba(199,155,255,.16);color:#d3b3ff;border:1px solid rgba(199,155,255,.32);
}
.tag.t2{background:#16202e;color:var(--tx-dim2);border-color:var(--line-2)}

/* ---------------------------- карточка справа --------------------------- */
#info .empty{padding:16px 4px;color:var(--tx-dim)}
#info .empty h3{margin:0 0 8px;font-size:14px;color:var(--tx)}
#info .empty p{margin:6px 0}
#info .empty .hint{font-size:11.5px;color:var(--tx-dim2)}

.ihead{display:flex;gap:10px;padding:0 0 12px 10px;border-left:3px solid var(--acc)}
.ihead h2{margin:0 0 3px;font-size:15.5px;line-height:1.3;font-weight:650}
.ila{font-size:12px;font-style:italic;color:var(--tx-dim)}
.ialias{font-size:11px;color:var(--tx-dim2);margin-top:3px}
.ibadge{width:10px;height:10px;border-radius:50%;margin-top:5px;flex:none;box-shadow:0 0 12px currentColor}

.sandwich{margin:12px 0 14px;display:flex;flex-direction:column;gap:4px}
.sandwich > div{
  padding:8px 10px;border-radius:8px;font-size:12px;
  background:#0f1620;border:1px solid var(--line);
}
.sw-mid{
  border-width:1px;border-style:solid;font-weight:600;text-align:center;position:relative;
}
.sw-a::before{content:"структура A";display:block;font-size:9.5px;letter-spacing:.7px;
  text-transform:uppercase;color:var(--tx-dim2);margin-bottom:3px}
.sw-b::before{content:"структура B";display:block;font-size:9.5px;letter-spacing:.7px;
  text-transform:uppercase;color:var(--tx-dim2);margin-bottom:3px}

.itab{width:100%;border-collapse:collapse;font-size:12px}
.itab th,.itab td{padding:5px 0;vertical-align:top;border-bottom:1px solid #141c27}
.itab th{
  text-align:left;font-weight:500;color:var(--tx-dim2);width:44%;padding-right:10px;
  font-size:11.5px;
}
.inote{
  margin-top:12px;padding:10px 12px;border-radius:8px;font-size:12px;line-height:1.55;
  background:rgba(255,209,102,.07);border:1px solid rgba(255,209,102,.22);color:#e8dcc0;
}
.ipair{
  margin-top:10px;padding:8px 10px;border-radius:8px;font-size:11.5px;line-height:1.5;
  background:rgba(76,201,240,.07);border:1px solid rgba(76,201,240,.2);color:#bcd8ea;
}
.ibtns{display:flex;gap:6px;margin-top:14px;flex-wrap:wrap}
.ibtns button{min-width:96px}
.ibtns button{
  flex:1;padding:8px;border-radius:7px;cursor:pointer;font-size:11.5px;
  background:var(--panel-2);border:1px solid var(--line-2);color:var(--tx-dim);
}
.ibtns button:hover{color:#fff;border-color:var(--acc);background:rgba(76,201,240,.12)}

.foot{margin-top:22px;padding-top:12px;border-top:1px solid var(--line)}
.foot p{font-size:11px;line-height:1.5;color:var(--tx-dim2);margin:0 0 8px}
.foot ul{margin:0;padding-left:16px}
.foot li{font-size:10.5px;color:var(--tx-dim2);margin-bottom:4px;line-height:1.4}

/* ------------------------------- тултип --------------------------------- */
#tip{
  position:fixed;z-index:40;display:none;pointer-events:none;max-width:300px;
  padding:7px 10px;border-radius:8px;background:rgba(10,14,20,.95);
  border:1px solid var(--line-2);box-shadow:0 10px 30px rgba(0,0,0,.5);
}
#tip b{display:block;font-size:12.5px;margin-bottom:2px}
#tip i{display:block;font-size:11px;color:var(--tx-dim);margin-bottom:5px}
#tip span{display:block;font-size:11px;color:var(--acc-2);line-height:1.4}

/* ------------------------------- легенда -------------------------------- */
#legend{
  position:fixed;bottom:10px;left:50%;transform:translateX(-50%);z-index:15;
  display:flex;gap:14px;padding:7px 14px;border-radius:10px;
  background:rgba(10,14,20,.8);border:1px solid var(--line);
  font-size:10.5px;color:var(--tx-dim);backdrop-filter:blur(6px);
}
#legend div{display:flex;align-items:center;gap:5px}

@media (max-width:1180px){
  .panel{width:290px}
  #right{width:320px}
  #legend{display:none}
}