:root{
  --bg:#f7f6f3; --card:#ffffff; --ink:#1c1b19; --muted:#605c54;
  --line:#e3e0d8; --accent:#4a6b8a; --accent-ink:#2c4a63;
  --ok-bg:#e8f3ea; --ok-ink:#1f6b3a; --ok-line:#bcdcc5;
  --bad-bg:#fbeaea; --bad-ink:#9a2b2b; --bad-line:#eec6c6;
  --wait-bg:#fbf3e2; --wait-ink:#8a6420; --wait-line:#ecd9ad;
  --input-bg:#fdfcfa; --grid:#cfcbc1;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#1a1917; --card:#232220; --ink:#ece9e3; --muted:#a7a299;
    --line:#38352f; --accent:#89aecb; --accent-ink:#a9c6df;
    --ok-bg:#1c2e22; --ok-ink:#7fce9a; --ok-line:#2f5138;
    --bad-bg:#33201f; --bad-ink:#e79a9a; --bad-line:#5a3230;
    --wait-bg:#312a1a; --wait-ink:#e2c079; --wait-line:#584a2c;
    --input-bg:#1c1b19; --grid:#4a463f;
  }
}
:root[data-theme="dark"]{
  --bg:#1a1917; --card:#232220; --ink:#ece9e3; --muted:#a7a299;
  --line:#38352f; --accent:#89aecb; --accent-ink:#a9c6df;
  --ok-bg:#1c2e22; --ok-ink:#7fce9a; --ok-line:#2f5138;
  --bad-bg:#33201f; --bad-ink:#e79a9a; --bad-line:#5a3230;
  --wait-bg:#312a1a; --wait-ink:#e2c079; --wait-line:#584a2c;
  --input-bg:#1c1b19; --grid:#4a463f;
}
:root[data-theme="light"]{
  --bg:#f7f6f3; --card:#ffffff; --ink:#1c1b19; --muted:#605c54;
  --line:#e3e0d8; --accent:#4a6b8a; --accent-ink:#2c4a63;
  --ok-bg:#e8f3ea; --ok-ink:#1f6b3a; --ok-line:#bcdcc5;
  --bad-bg:#fbeaea; --bad-ink:#9a2b2b; --bad-line:#eec6c6;
  --wait-bg:#fbf3e2; --wait-ink:#8a6420; --wait-line:#ecd9ad;
  --input-bg:#fdfcfa; --grid:#cfcbc1;
}
*{box-sizing:border-box}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
.wrap{max-width:1360px; margin:0 auto; padding:32px 20px 64px}
header h1{font-size:26px; line-height:1.25; margin:0 0 8px}
header .sub{color:var(--muted); font-size:15px; margin:0 0 4px}
.card{
  background:var(--card); border:1px solid var(--line); border-radius:14px;
  padding:22px; margin:22px 0;
}
h2{font-size:18px; margin:0 0 14px}
h3{font-size:15px; margin:20px 0 8px}
p{margin:0 0 12px; text-align:justify; hyphens:auto; -webkit-hyphens:auto}
.legend.fullwidth{margin-top:14px}
.hint.fullwidth{margin-top:8px; text-align:justify; hyphens:auto}
.card p, .card li{text-align:justify; hyphens:auto; -webkit-hyphens:auto}
.grid{display:grid; grid-template-columns:1fr 1fr; gap:16px 20px}
.grid3{display:grid; grid-template-columns:1fr 1fr 1fr; gap:16px 20px}
@media (max-width:620px){.grid,.grid3{grid-template-columns:1fr}}
label{display:block; font-size:12.5px; color:var(--muted); margin:0 0 5px; font-weight:600;
  text-transform:uppercase; letter-spacing:.03em}
input[type=range]{width:100%; accent-color:var(--accent)}
select,input[type=number]{
  width:100%; padding:9px 11px; font-size:15px; color:var(--ink);
  background:var(--input-bg); border:1px solid var(--line); border-radius:9px;
  font-variant-numeric:tabular-nums;
}
select:focus,input:focus{outline:2px solid var(--accent); outline-offset:1px; border-color:var(--accent)}
.val{font-variant-numeric:tabular-nums; font-weight:700; color:var(--accent-ink)}
.hint{font-size:12.5px; color:var(--muted); margin:5px 0 0}
.res{display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:12px; margin:0 0 14px}
.tile{border:1px solid var(--line); border-radius:11px; padding:12px 14px; background:var(--input-bg)}
.tile .k{font-size:11.5px; text-transform:uppercase; letter-spacing:.04em; color:var(--muted); font-weight:600}
.tile .v{font-size:23px; font-weight:700; font-variant-numeric:tabular-nums; line-height:1.2; margin-top:3px}
.tile .u{font-size:12.5px; color:var(--muted); font-weight:400}
.badge{display:inline-block; padding:3px 10px; border-radius:999px; font-size:13px; font-weight:700; border:1px solid}
.b-a{background:var(--ok-bg); color:var(--ok-ink); border-color:var(--ok-line)}
.b-b{background:var(--wait-bg); color:var(--wait-ink); border-color:var(--wait-line)}
.b-c{background:var(--wait-bg); color:var(--wait-ink); border-color:var(--wait-line)}
.b-x{background:var(--bad-bg); color:var(--bad-ink); border-color:var(--bad-line)}
canvas{display:block; width:100%; height:auto; border-radius:10px; border:1px solid var(--line)}
.legend{display:flex; flex-wrap:wrap; gap:8px 16px; font-size:13px; color:var(--muted); margin:12px 0 0}
.legend i{display:inline-block; width:13px; height:13px; border-radius:3px; vertical-align:-2px; margin-right:5px; border:1px solid rgba(0,0,0,.15)}
table{width:100%; border-collapse:collapse; font-size:14px}
th,td{text-align:left; padding:7px 9px; border-bottom:1px solid var(--line); vertical-align:top}
th{font-size:12px; text-transform:uppercase; letter-spacing:.03em; color:var(--muted); font-weight:600}
td.num{font-variant-numeric:tabular-nums; white-space:nowrap}
.pass{color:var(--ok-ink); font-weight:700}
.fail{color:var(--bad-ink); font-weight:700}
.na{color:var(--muted)}
tr.grp td{background:var(--panel-2, rgba(0,0,0,.04)); padding-top:10px; padding-bottom:10px; font-size:14px}
.ldi{margin:12px 0; padding:12px; border:1px solid var(--line); border-radius:8px}
.ldi-title{font-weight:700; margin-bottom:12px; font-size:14px}
.ldi-section{padding:10px 0; border-top:1px dashed var(--line)}
.ldi-section:first-of-type{border-top:none; padding-top:0}
.ldi-subtitle{font-size:13px; font-weight:600; color:var(--muted); margin-bottom:8px}
.ldi-grid{display:grid; grid-template-columns:repeat(4, 1fr); gap:10px}
.ldi-grid.two{grid-template-columns:1fr 1fr}
.ldi-cell{display:flex; flex-direction:column; gap:4px}
.ldi-cell label{font-size:13px; font-weight:600; display:block;
  text-transform:none; letter-spacing:0; color:inherit; line-height:1.35}
.ldi-cell label .hint{display:block; font-weight:400; font-size:11px;
  color:var(--muted); text-transform:none; letter-spacing:0; margin-top:2px}
.ldi-cell input[type=number], .ldi-cell select{padding:6px 8px; border:1px solid var(--line); border-radius:6px; font-size:14px; background:transparent; color:inherit}
.ldi-cell input[type=checkbox]{margin-right:6px; transform:translateY(2px)}
@media (max-width: 720px){ .ldi-grid, .ldi-grid.two{grid-template-columns:1fr 1fr} }
.tblwrap{overflow-x:auto}
code{font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  background:var(--input-bg); border:1px solid var(--line); border-radius:5px; padding:1px 5px}
.formula{background:var(--input-bg); border:1px solid var(--line); border-radius:9px;
  padding:12px 14px; margin:10px 0; font:13.5px/1.7 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  overflow-x:auto; white-space:pre}
.note{background:var(--wait-bg); border:1px solid var(--wait-line); color:var(--wait-ink);
  border-radius:10px; padding:12px 14px; margin:14px 0; font-size:14px}
.note b{color:inherit}
a{color:var(--accent-ink)}
ul{margin:0 0 12px; padding-left:22px}
li{margin:0 0 6px}
.lvl{font-size:12px; font-weight:700; padding:1px 6px; border-radius:5px; border:1px solid}
.lvl-ok{background:var(--ok-bg); color:var(--ok-ink); border-color:var(--ok-line)}
.lvl-bib{background:var(--wait-bg); color:var(--wait-ink); border-color:var(--wait-line)}
footer{color:var(--muted); font-size:13px; margin-top:28px; border-top:1px solid var(--line); padding-top:16px}
.themebtn{position:fixed; top:12px; right:12px; padding:6px 11px; font-size:13px;
  background:var(--card); color:var(--ink); border:1px solid var(--line);
  border-radius:8px; cursor:pointer}

/* панель пресетов типовых сценариев */
.presets{display:flex; flex-wrap:wrap; align-items:center; gap:8px; margin:0 0 14px}
.presets-label{font-size:13px; font-weight:600; color:var(--muted)}
.preset-btn{padding:7px 14px; font-size:13.5px; font-weight:600; color:var(--accent-ink);
  background:var(--input-bg); border:1px solid var(--line); border-radius:999px;
  cursor:pointer; transition:background .15s, border-color .15s}
.preset-btn:hover{background:var(--card); border-color:var(--accent)}
.preset-btn:active{background:var(--ok-bg)}

/* макет: канвас слева, ручки справа (5 range сверху + 3 select снизу) */
.card.wide{width:100%}
.diagwrap{display:flex; flex-direction:row; align-items:flex-start; gap:14px; flex-wrap:wrap}
.diagwrap > .plot{flex:1 1 640px; min-width:0}
.canvas-fig{margin:0; display:flex; flex-direction:column; gap:6px}
.canvas-fig figcaption{font-size:12px; color:var(--muted); font-weight:600; line-height:1.35}
.plot-two{display:flex; flex-direction:row; gap:12px; flex-wrap:wrap}
.plot-two .canvas-fig{flex:1 1 300px; min-width:0}
@media (max-width: 900px){ .plot-two{flex-direction:column} }
.sidebar{flex:0 0 auto; width:520px;
         display:flex; flex-direction:column; gap:8px;
         background:var(--input-bg); border:1px solid var(--line); border-radius:10px;
         padding:10px}
.srow{display:grid; gap:6px}
.srow.ranges{grid-template-columns:repeat(5, 1fr)}
.srow.selects{grid-template-columns:1fr}
@media (max-width:1180px){ .sidebar{width:100%} }
@media (max-width:640px){
  .srow.ranges{grid-template-columns:repeat(3, 1fr)}
  .srow.selects{grid-template-columns:1fr}
}
.vslot{display:flex; flex-direction:column; align-items:center; gap:4px;
       padding:8px 6px; border:1px solid var(--line); border-radius:8px;
       background:var(--card); min-width:0}
.vslot .lab{font-size:11px; color:var(--muted); font-weight:600; text-transform:uppercase;
            letter-spacing:.03em; text-align:center; line-height:1.25; min-height:2.4em}
.vslot .cur{font-size:16px; font-weight:700; color:var(--accent-ink);
            font-variant-numeric:tabular-nums; line-height:1.1; text-align:center; min-height:1.2em}
.vslot .track{display:flex; align-items:center; gap:5px; height:130px}
.vslot .track .scale{display:flex; flex-direction:column; justify-content:space-between;
                     height:100%; font-size:10px; color:var(--muted);
                     font-variant-numeric:tabular-nums; text-align:left}
.vslot input[type=range][orient=vertical], .vslot input[type=range].vert{
  -webkit-appearance:slider-vertical; appearance:slider-vertical;
  writing-mode:vertical-lr; direction:rtl;
  height:100%; width:24px; margin:0; accent-color:var(--accent);
}
.vslot select{width:100%; padding:6px 8px; font-size:13px;
              background:var(--card); color:var(--ink); border:1px solid var(--line);
              border-radius:6px}
.vslot.sel{justify-content:flex-start}
.vslot.sel .track{display:none}
.vslot.sel select{margin-top:auto; margin-bottom:auto}