/* Тести НМТ (nmt.html, nmt-test.html) */
.nmt-hero{display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch;margin-top:28px}
@media (max-width:900px){.nmt-hero{grid-template-columns:1fr}}
.nmt-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media (max-width:640px){.nmt-stats{grid-template-columns:repeat(2,1fr)}}
.nmt-stat{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:16px 18px}
.nmt-stat b{display:block;font:800 28px var(--display);letter-spacing:-.03em;line-height:1.1}
.nmt-stat span{color:var(--muted);font-size:13px;font-weight:600}
.nmt-stat.y b{color:var(--yellow)} .nmt-stat.p b{color:var(--pink)} .nmt-stat.v b{color:var(--purple)} .nmt-stat.m b{color:var(--mint)}
.nmt-me{display:flex;flex-direction:column;gap:14px;justify-content:space-between}
.nmt-me .who{display:flex;gap:12px;align-items:center}
.nmt-me .who img,.nmt-me .who .ava{width:46px;height:46px;border-radius:50%;flex:none;background:var(--grad);display:grid;place-items:center;font:800 18px var(--display);color:#140b22}
.nmt-me .who b{display:block;font-size:16px}
.nmt-me .who small{color:var(--muted)}
.nmt-me .gbtn{min-height:44px}
.nmt-me .links{display:flex;gap:14px;flex-wrap:wrap;font-size:13px}
.nmt-me .links a{color:var(--muted);font-weight:600}
.nmt-me .links button{background:none;border:0;color:var(--muted);font:600 13px var(--body);cursor:pointer;padding:0;text-decoration:underline}
.heat{display:grid;grid-auto-flow:column;grid-template-rows:repeat(7,auto);grid-template-columns:repeat(26,minmax(0,15px));gap:3px;margin-top:8px}
.heat i{width:100%;aspect-ratio:1;border-radius:3px;background:rgba(255,255,255,.06)}
.heat i[data-l="1"]{background:rgba(155,92,255,.35)} .heat i[data-l="2"]{background:rgba(155,92,255,.6)}
.heat i[data-l="3"]{background:var(--pink)} .heat i[data-l="4"]{background:var(--yellow)}
.nmt-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:22px}
@media (max-width:900px){.nmt-row{grid-template-columns:1fr}}
.tbar{display:grid;grid-template-columns:minmax(120px,1fr) 2fr 44px;gap:10px;align-items:center;font-size:14px;margin:9px 0}
.tbar .tr{height:9px;border-radius:9px;background:rgba(255,255,255,.07);overflow:hidden}
.tbar .tr i{display:block;height:100%;border-radius:9px;background:var(--grad)}
.tbar b{text-align:right;font-size:13px}
.mist-card{display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;background:linear-gradient(120deg,rgba(255,93,143,.16),transparent 70%),var(--surface)}
.mist-card .n{font:800 44px var(--display);color:var(--pink);line-height:1}
.ystrip{display:flex;align-items:baseline;gap:14px;margin:44px 0 16px}
.ystrip h2{margin:0;font-size:clamp(26px,3vw,38px)}
.ystrip span{color:var(--dim);font-weight:700}
.tgrid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(270px,1fr))}
.tcard{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:20px;display:flex;flex-direction:column;gap:10px;transition:transform .3s cubic-bezier(.2,.8,.2,1),border-color .3s}
.tcard:hover{transform:translateY(-4px);border-color:var(--border-2)}
.tcard .k{display:flex;gap:6px;flex-wrap:wrap}
.tcard h3{font-size:17px;text-transform:none;margin:0}
.tcard .meta{color:var(--muted);font-size:13px}
.tcard .acts{display:flex;gap:8px;margin-top:auto;padding-top:6px;flex-wrap:wrap}
.tcard .sring{position:absolute;top:16px;right:16px}
.sring{--p:0;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(var(--c,var(--mint)) calc(var(--p)*1%),var(--track,rgba(255,255,255,.08)) 0)}
.sring::before{content:"";grid-area:1/1;width:76%;height:76%;border-radius:50%;background:#150d24}
.sring b{grid-area:1/1;position:relative;font:800 13px var(--display)}
.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;background:var(--surface-2);color:var(--muted)}
.pill.nmt{background:rgba(155,92,255,.18);color:#cdb4ff} .pill.zno{background:rgba(255,201,60,.14);color:#ffe08a} .pill.ok{background:rgba(62,232,181,.14);color:#9ff3d6}
.nmt-src{color:var(--dim);font-size:13px;margin:40px 0 10px}

/* ---- проходження */
.run{max-width:880px;margin:0 auto;padding:18px 0 80px}
.run-top{position:sticky;top:88px;z-index:20;display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px 12px 10px 18px;border:1px solid var(--border);border-radius:20px;background:rgba(14,9,26,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px)}
.run-top h1{font-size:15px;text-transform:none;letter-spacing:0;font-weight:700;flex:1;min-width:160px;line-height:1.3}
.run-top .mode{font-size:12px;color:var(--muted);display:block;font-family:var(--body);font-weight:600}
.timer{font:800 18px var(--display);letter-spacing:.02em;padding:8px 14px;border-radius:14px;background:var(--surface-2);font-variant-numeric:tabular-nums}
.timer.low{color:#140b22;background:var(--yellow)} .timer.crit{color:#fff;background:var(--pink);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.6}}
.navgrid{display:flex;gap:6px;flex-wrap:wrap;margin:16px 0 18px}
.navgrid button{width:38px;height:38px;border-radius:12px;border:1px solid var(--border-2);background:var(--surface);color:var(--muted);font:700 14px var(--body);cursor:pointer;position:relative;transition:.15s}
.navgrid button:hover{color:var(--ink)}
.navgrid button.a{background:rgba(155,92,255,.28);border-color:rgba(155,92,255,.6);color:var(--ink)}
.navgrid button.ok{background:rgba(62,232,181,.22);border-color:rgba(62,232,181,.6);color:#c6f5e6}
.navgrid button.bad{background:rgba(255,93,143,.22);border-color:rgba(255,93,143,.6);color:#ffd0dd}
.navgrid button.half{background:rgba(255,201,60,.2);border-color:rgba(255,201,60,.55);color:#ffe7a6}
.navgrid button.cur{outline:2px solid var(--ink);outline-offset:2px;color:var(--ink)}
.navgrid button.fl::after{content:"";position:absolute;top:-4px;right:-4px;width:10px;height:10px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 2px #120b20}
.task{background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:26px 28px}
@media (max-width:600px){.task{padding:20px 16px;border-radius:20px}.run-top{top:80px}}
.task-h{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.task-h .no{font:800 13px var(--display);letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.task-h .flag{margin-left:auto;background:none;border:1px solid var(--border-2);border-radius:999px;color:var(--muted);padding:6px 12px;font:600 13px var(--body);cursor:pointer}
.task-h .flag.on{color:#140b22;background:var(--yellow);border-color:var(--yellow)}
.q{font-size:18px;line-height:1.65}
.q p{margin:0 0 10px}
.q .katex{font-size:1.08em}
.q-img{margin:14px 0;display:flex;gap:12px;flex-wrap:wrap}
.q-img img{background:#fff;border-radius:14px;padding:10px;max-height:340px;width:auto;max-width:100%}
.opts{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));margin-top:20px}
.opts.long{grid-template-columns:1fr}
.opts.pics{grid-template-columns:repeat(auto-fit,minmax(120px,1fr))}
.opts.pics .opt{flex-direction:column;align-items:center;padding:12px 10px}
.opts.pics .opt img{max-height:130px;max-width:100%}
.opt{display:flex;align-items:center;gap:12px;text-align:left;padding:10px 14px;border-radius:16px;border:1px solid var(--border);background:rgba(255,255,255,.025);color:var(--ink);font:500 17px var(--body);min-height:52px}
.opt .l{flex:none;width:32px;height:32px;border-radius:10px;display:grid;place-items:center;font:800 14px var(--display);background:var(--surface-2);color:var(--muted)}
.opt.ok{border-color:var(--mint);background:rgba(62,232,181,.12)} .opt.ok .l{background:var(--mint);color:#06281e}
.opt.bad{border-color:var(--pink);background:rgba(255,93,143,.12)} .opt.bad .l{background:var(--pink);color:#fff}
.opt img{background:#fff;border-radius:8px;padding:4px;max-height:120px}
.mlists{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
@media (max-width:640px){.mlists{grid-template-columns:1fr}}
.mlists .mh{font-style:italic;color:var(--muted);font-size:15px;margin:0 0 8px}
.mlists ol{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.mlists li{display:flex;gap:10px;align-items:baseline;padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.03);border:1px solid var(--border)}
.mlists li>b{flex:none;font:800 14px var(--display);color:var(--muted);min-width:20px}
.sheet{margin-top:18px}
.mgrid{display:inline-grid;gap:6px;margin-top:18px;align-items:center;padding:12px 14px;border-radius:16px;background:rgba(255,255,255,.03);border:1px solid var(--border)}
.sheet .mgrid{margin-top:0}
.mgrid span{font:800 13px var(--display);color:var(--muted);text-align:center}
.mgrid button{width:40px;height:40px;border-radius:10px;border:1.5px solid var(--border-2);background:rgba(255,255,255,.04);cursor:pointer;transition:.15s;color:var(--ink);font:700 22px/1 var(--body);display:grid;place-items:center;padding:0}
.mgrid button:hover:not(:disabled){border-color:var(--purple);background:rgba(155,92,255,.12)}
.mgrid button:disabled{cursor:default}
.mgrid button.on{border-color:var(--purple);color:#cdb4ff;background:rgba(155,92,255,.18)}
.mgrid button.ok{background:var(--mint);border-color:var(--mint);color:#06281e}
.mgrid button.bad{background:var(--pink);border-color:var(--pink);color:#fff}
.mgrid button.miss{border:2px dashed var(--mint)}
.short{display:flex;gap:10px;align-items:center;margin-top:20px;flex-wrap:wrap}
.short input{width:220px;max-width:100%;background:rgba(255,255,255,.04);border:1px solid var(--border-2);border-radius:14px;padding:14px 16px;color:var(--ink);font:700 20px var(--body)}
.short input:focus{outline:none;border-color:var(--purple);box-shadow:0 0 0 4px rgba(155,92,255,.2)}
.short input.ok{border-color:var(--mint)} .short input.bad{border-color:var(--pink)}
.short small{color:var(--muted)}
.fb{margin-top:18px;border-radius:16px;padding:14px 16px;font-size:15px}
.fb.ok{background:rgba(62,232,181,.1);border:1px solid rgba(62,232,181,.4);color:#c6f5e6}
.fb.bad{background:rgba(255,93,143,.1);border:1px solid rgba(255,93,143,.4);color:#ffd0dd}
.fb .sol{margin-top:8px;color:var(--ink)}
.run-nav{display:flex;gap:10px;justify-content:space-between;margin-top:18px;flex-wrap:wrap}
.run-nav .sp{flex:1}
.res-head{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center}
@media (max-width:600px){.res-head{grid-template-columns:1fr;justify-items:center;text-align:center}}
.big-ring{--p:0;width:170px;height:170px;border-radius:50%;display:grid;place-items:center;background:conic-gradient(from -90deg,var(--pink),var(--yellow) calc(var(--p)*.5%),var(--purple) calc(var(--p)*1%),var(--track,rgba(255,255,255,.07)) 0)}
.big-ring::before{content:"";grid-area:1/1;width:80%;height:80%;border-radius:50%;background:#140b22}
.big-ring div{grid-area:1/1;position:relative;text-align:center}
.big-ring b{display:block;font:800 40px var(--display);letter-spacing:-.03em;line-height:1}
.big-ring small{color:var(--muted);font-weight:600}
.res-kpi{display:flex;gap:26px;flex-wrap:wrap;margin-top:12px}
.res-kpi div b{display:block;font:800 26px var(--display)}
.res-kpi div span{color:var(--muted);font-size:13px}
.rv{display:grid;gap:10px;margin-top:16px}
.rv-i{display:grid;grid-template-columns:40px 1fr auto;gap:12px;align-items:center;padding:12px 14px;border-radius:14px;background:rgba(255,255,255,.03);border:1px solid var(--border);cursor:pointer;text-align:left;color:var(--ink);font:inherit}
.rv-i:hover{border-color:var(--border-2)}
.rv-i .n{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font:800 13px var(--display)}
.rv-i.ok .n{background:rgba(62,232,181,.2);color:var(--mint)} .rv-i.bad .n{background:rgba(255,93,143,.2);color:var(--pink)} .rv-i.half .n{background:rgba(255,201,60,.2);color:var(--yellow)}
.rv-i small{color:var(--muted)}
.confetti{position:fixed;inset:0;pointer-events:none;z-index:70}

/* ---- світла тема «зошит у клітинку» — лише на сторінках НМТ (body.nb) */
body.nb{
  --bg:#fcfcfd; --bg-2:#f4f4f7; --surface:rgba(255,255,255,.94); --surface-2:rgba(30,30,50,.055);
  --border:rgba(30,30,50,.12); --border-2:rgba(30,30,50,.22);
  --ink:#1d1d2b; --muted:#5f5f73; --dim:#8c8c9e;
  --pink:#e8457a; --yellow:#e0a100; --purple:#7b3ff2; --mint:#12a37a; --blue:#1592c4;
  --grad:linear-gradient(100deg,#ff5d8f,#ffb12c 45%,#9b5cff);
  background-color:var(--bg);
  /* легка сіра клітинка, як у зошиті */
  background-image:linear-gradient(rgba(30,30,50,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(30,30,50,.07) 1px,transparent 1px);
  background-size:22px 22px;background-attachment:fixed;color:var(--ink);--track:rgba(30,30,50,.1)
}
body.nb::before{background:none}
body.nb #stars{display:none}
body.nb ::selection{background:#ffd76a;color:var(--ink)}
body.nb .hdr .wrap{background:rgba(255,255,255,.86);box-shadow:0 6px 24px rgba(40,30,80,.08)}
body.nb .langs>div,body.nb .drawer{background:#fff;box-shadow:0 12px 40px rgba(40,30,80,.18)}
@media (max-width:820px){body.nb .nav{background:#fff}}
body.nb .overlay{background:rgba(40,30,80,.35)}
body.nb .cart-btn{color:#fff}
body.nb .chip.on{color:#fff}
body.nb .btn.primary{color:#1d1933}
body.nb .panel,body.nb .tcard,body.nb .task,body.nb .nmt-stat{box-shadow:0 2px 0 rgba(40,30,80,.05),0 10px 30px -18px rgba(40,30,80,.25)}
body.nb .notice{background:#fff7dc;border-color:#f1d27a;color:#6b4e00}
body.nb .notice.ok{background:#e6f8f1;border-color:#9fdcc6;color:#0d5c45}
body.nb .run-top{background:rgba(255,255,255,.9);box-shadow:0 6px 24px rgba(40,30,80,.08)}
body.nb .sring::before,body.nb .big-ring::before{background:#fff}
body.nb .pill.nmt{background:#efe7ff;color:#5b25c9} body.nb .pill.zno{background:#fff2cc;color:#8a6200} body.nb .pill.ok{background:#dcf6ec;color:#0d6b50}
body.nb .heat i{background:rgba(40,30,80,.07)}
body.nb .heat i[data-l="1"]{background:#d9c7ff} body.nb .heat i[data-l="2"]{background:#a77bff}
body.nb .tbar .tr{background:rgba(40,30,80,.08)}
body.nb .mist-card{background:linear-gradient(120deg,rgba(255,93,143,.12),transparent 70%),#fff}
body.nb .opt{background:#fff}
body.nb .opt.ok{background:#e6f8f1} body.nb .opt.bad{background:#ffe8ef}
body.nb .opt.ok .l{color:#fff} 
body.nb .q-img img,body.nb .opt img{box-shadow:0 0 0 1px var(--border)}
body.nb .mlists li{background:#fff}
body.nb .mgrid{background:#fff}
body.nb .mgrid button{background:#fff;color:var(--ink)}
body.nb .mgrid button.on{background:#f1eaff;color:var(--purple);border-color:var(--purple)}
body.nb .mgrid button.ok{color:#fff}
body.nb .short input{background:#fff}
body.nb .fb.ok{background:#e6f8f1;border-color:#9fdcc6;color:#0d5c45}
body.nb .fb.bad{background:#ffe8ef;border-color:#f5a9c1;color:#8c1d43}
body.nb .fb .sol{color:var(--ink)}
body.nb .navgrid button{background:#fff}
body.nb .navgrid button.a{background:#efe7ff;border-color:#b694ff;color:#4a1fb0}
body.nb .navgrid button.ok{background:#dcf6ec;border-color:#7fd3b5;color:#0d6b50}
body.nb .navgrid button.bad{background:#ffe1ea;border-color:#f5a0bb;color:#a01d4a}
body.nb .navgrid button.half{background:#fff2cc;border-color:#ecc860;color:#7a5600}
body.nb .navgrid button.fl::after{box-shadow:0 0 0 2px #fff}
body.nb .timer.low{color:#1d1933}
body.nb .rv-i{background:#fff}
body.nb .nmt-src{color:var(--muted)}
body.nb .ftr{background:rgba(255,255,255,.7)}

/* ---- компактний огляд /nmt: панель-дашборд + таблиця «рік → варіанти» */
.nmt-head{padding-bottom:0}
.nmt-head h1{font-size:clamp(34px,5vw,60px)}
.nmt-head p{font-size:16px;margin:10px 0 0}
.dash{padding:18px 20px;margin-top:24px;display:grid;gap:14px}
.dash-top{display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center}
@media (max-width:820px){.dash-top{grid-template-columns:1fr}}
.dash-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
@media (max-width:560px){.dash-kpis{grid-template-columns:repeat(2,1fr)}}
.kpi{display:flex;flex-direction:column;padding:8px 12px;border-radius:14px;background:var(--surface-2)}
.kpi b{font:800 22px/1.15 var(--display);letter-spacing:-.02em}
.kpi span{font-size:12px;color:var(--muted);font-weight:600;line-height:1.25}
.kpi.y b{color:var(--yellow)} .kpi.p b{color:var(--pink)} .kpi.v b{color:var(--purple)} .kpi.m b{color:var(--mint)}
.dash-me{display:flex;flex-direction:column;gap:6px;align-items:flex-end;text-align:right;min-width:220px}
@media (max-width:820px){.dash-me{align-items:flex-start;text-align:left}}
.dash-me .who{display:flex;gap:10px;align-items:center}
.dash-me .who img,.dash-me .who .ava{width:36px;height:36px;border-radius:50%;flex:none;background:var(--grad);display:grid;place-items:center;font:800 15px var(--display);color:#140b22}
.dash-me .who b{display:block;font-size:14px;line-height:1.2}
.dash-me .who small{color:var(--muted);font-size:12px}
.dash-me .links{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;justify-content:inherit}
.dash-me .links a{color:var(--muted);font-weight:600}
.dash-me .links button{background:none;border:0;color:var(--muted);font:600 12px var(--body);cursor:pointer;padding:0;text-decoration:underline}
.dash-mid{display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;border-top:1px solid var(--border);padding-top:14px}
.dash-heat{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:12px}
.dash-heat .heat{grid-template-columns:repeat(26,8px);gap:2px;margin:0}
.dash-heat .heat i{border-radius:2px}
@media (max-width:560px){.dash-heat .heat{grid-template-columns:repeat(26,minmax(0,8px))}}
.mist-pill{display:inline-flex;align-items:center;gap:10px;padding:8px 14px;border-radius:999px;text-decoration:none;color:var(--ink);background:rgba(255,93,143,.12);border:1px solid rgba(255,93,143,.35);font-size:14px;font-weight:600;transition:.2s}
.mist-pill:hover{background:rgba(255,93,143,.2)}
.mist-pill b{font:800 18px var(--display);color:var(--pink)}
.mist-pill em{font-style:normal;color:var(--pink);font-weight:700}
.mist-pill.off{background:var(--surface-2);border-color:var(--border);color:var(--muted);font-weight:500;font-size:13px}
.mist-pill.off b{color:var(--dim)}
.dash-topics{border-top:1px solid var(--border);padding-top:10px}
.dash-topics summary{cursor:pointer;font:700 13px var(--body);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);list-style:none}
.dash-topics summary::-webkit-details-marker{display:none}
.dash-topics summary::after{content:" ▾"}
.dash-topics[open] summary::after{content:" ▴"}
.tgrid2{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));column-gap:28px;margin-top:6px}
.tests{margin-top:20px;padding:0;overflow:hidden}
.tests-top{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;padding:14px 16px;border-bottom:1px solid var(--border)}
.seg{display:flex;gap:4px;padding:4px;border-radius:14px;background:var(--surface-2);overflow-x:auto;max-width:100%;scrollbar-width:none}
.seg::-webkit-scrollbar{display:none}
.seg[hidden]{display:none}
.seg button{flex:none;border:0;background:none;color:var(--muted);font:700 14px var(--body);padding:8px 14px;border-radius:10px;cursor:pointer;white-space:nowrap;transition:.15s}
.seg button small{font-weight:600;opacity:.6;margin-left:2px}
.seg button:hover:not(:disabled){color:var(--ink)}
.seg button.on{background:var(--surface);color:var(--ink);box-shadow:0 1px 0 var(--border),0 4px 14px -6px rgba(0,0,0,.35)}
.seg button:disabled{opacity:.45;cursor:default}
.seg.sm button{font-size:13px;padding:6px 12px}
.ytable{display:flex;flex-direction:column}
.yrow{display:grid;grid-template-columns:110px 1fr;gap:14px;padding:14px 16px;border-bottom:1px solid var(--border);align-items:start}
.yrow:last-child{border-bottom:0}
@media (max-width:640px){.yrow{grid-template-columns:1fr;gap:8px}}
.yr{display:flex;flex-direction:column;gap:6px;padding-top:6px}
.yr b{font:800 22px/1 var(--display);letter-spacing:-.02em}
@media (max-width:640px){.yr{flex-direction:row;align-items:center;padding-top:0}}
.yr .pill{align-self:flex-start}
.ycells{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.tchip{border:1px solid var(--border);border-radius:14px;padding:10px 12px;background:var(--surface);display:flex;flex-direction:column;gap:6px;transition:border-color .2s}
.tchip:hover{border-color:var(--border-2)}
.tc-h{display:flex;justify-content:space-between;align-items:center;gap:8px}
.tc-h b{font-size:15px}
.tc-res{font:800 15px var(--display)}
.tc-dot{width:8px;height:8px;border-radius:50%;background:var(--yellow);box-shadow:0 0 0 3px rgba(255,201,60,.25)}
.tc-m{font-size:12px;color:var(--muted)}
.tc-bar{height:4px;border-radius:4px;background:var(--surface-2);overflow:hidden}
.tc-bar i{display:block;height:100%;border-radius:4px}
.tc-act{display:flex;gap:6px}
.tc-act a{flex:1;text-align:center;text-decoration:none;font:700 12px var(--body);padding:7px 8px;border-radius:10px;border:1px solid var(--border-2);color:var(--ink);white-space:nowrap;transition:.15s}
.tc-act a:hover{background:var(--surface-2)}
.tc-act a.go{background:var(--grad);border:0;color:#140b22}
.tc-act a.go:hover{filter:brightness(1.05)}
body.nb .dash,body.nb .tests{background:#fff}
body.nb .tchip{background:#fff}
body.nb .seg{background:rgba(30,30,50,.06)}
body.nb .seg button.on{background:#fff;box-shadow:0 1px 3px rgba(30,30,50,.15)}
body.nb .kpi{background:rgba(30,30,50,.045)}
body.nb .mist-pill{background:#ffeef3}
body.nb .mist-pill.off{background:rgba(30,30,50,.045)}
.tests-top>.seg{min-width:0;flex:0 1 auto}
.dash,.dash>*,.dash-top>*,.dash-mid>*{min-width:0}
@media (max-width:560px){.dash-heat>span:first-child{width:100%}.tgrid2{grid-template-columns:1fr}.mist-pill{width:100%;justify-content:space-between}}
body[data-page="nmt"] main.wrap{width:100%}
@media (max-width:640px){
  .ycells{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .tchip{padding:9px 10px;gap:5px}
  .tc-act{flex-direction:column;gap:5px}
  .tc-act a{padding:6px}
  .yrow{padding:12px}
  .dash{padding:14px}
}
.mlists li img{max-height:200px;width:auto;max-width:calc(100% - 30px);height:auto;min-width:0;background:#fff;border-radius:8px}
/* варіанти клікабельні (синхронно з клітинками), «Завершити тест» унизу, збільшення рисунка */
button.opt{cursor:pointer;width:100%}
button.opt:hover:not(:disabled){border-color:var(--purple)}
.opt.on{border-color:var(--purple);background:rgba(155,92,255,.14)} .opt.on .l{background:var(--purple);color:#fff}
body.nb .opt.on{background:#f1eaff}
.run-end{display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap;margin-top:26px;padding-top:18px;border-top:1px dashed var(--border-2);font-size:13px}
.q-img img[data-zoom],.mlists img{cursor:zoom-in}
.zoom-box{position:fixed;inset:0;z-index:90;background:rgba(10,8,20,.9);display:grid;place-items:center;padding:14px;cursor:zoom-out;overflow:auto;overscroll-behavior:contain;touch-action:pan-x pan-y pinch-zoom}
.zoom-box img{width:100%;max-width:1000px;height:auto;max-height:calc(100vh - 28px);background:#fff;border-radius:12px;padding:10px;object-fit:contain;cursor:zoom-in}
.zoom-box.big{place-items:start;display:block}
.zoom-box.big img{max-width:none;max-height:none;cursor:zoom-out}
.zoom-box span{position:fixed;top:12px;right:14px;color:#fff;font-size:22px;width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:rgba(0,0,0,.55);cursor:pointer;z-index:1}
/* перемикач теми — у сторінці НМТ */
.nmt-head{position:relative}
.nmt-theme{position:absolute;top:50px;right:0}
@media (max-width:640px){.nmt-theme{position:static;margin-bottom:12px}}
.theme-tg{border:1px solid var(--border-2);background:var(--surface);color:var(--ink);font:600 13px var(--body);padding:7px 12px;border-radius:999px;cursor:pointer;white-space:nowrap}
.theme-tg:hover{background:var(--surface-2)}
.run-top .theme-tg{padding:7px 10px;font-size:15px}
/* мобільний: довгі формули не розпирають сторінку — прокрутка всередині блоку */
.opt{min-width:0}
.opt > :not(.l){min-width:0;max-width:100%;overflow-x:auto;overflow-y:hidden;scrollbar-width:none}
#task .q,.mlists li>span{overflow-x:auto;overflow-y:hidden;scrollbar-width:none}
.katex-display{overflow-x:auto;overflow-y:hidden;padding:2px 0;scrollbar-width:none}
/* повзунків не показуємо: широкі формули зменшує fitMath (assets/nmt.js) */
.opt > :not(.l)::-webkit-scrollbar,#task .q::-webkit-scrollbar,.mlists li>span::-webkit-scrollbar,.katex-display::-webkit-scrollbar{display:none}
@media (max-width:520px){.opts:not(.pics){grid-template-columns:1fr;gap:8px}.opt{padding:8px 10px;gap:8px;font-size:16px}.opt .l{width:28px;height:28px}}
.mlists li{min-width:0}.mlists li>span{display:block;min-width:0}

/* теми НМТ (nmt.html, вкладка «За темами») */
.tests-r{display:flex;gap:8px;flex-wrap:wrap;min-width:0;flex-basis:100%} /* окремий рядок зліва — перемикач «За роками / За темами» не стрибає */
.thlead{margin:0;padding:14px 16px 0;font-size:14px}
.thgrp{padding:10px 16px 16px}
.thgrp h3{margin:10px 0 10px;font-size:14px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.thlist{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:8px}
.threw{display:grid;grid-template-columns:30px 1fr auto;grid-template-rows:auto 4px;gap:6px 10px;align-items:center;padding:10px 12px;border:1px solid var(--border);border-radius:14px;background:var(--surface);color:var(--ink);text-decoration:none;transition:border-color .2s}
.threw:hover{border-color:var(--border-2)}
.threw .thn{grid-row:span 2;align-self:start;font:700 13px var(--head,inherit);color:var(--muted);text-align:center;padding-top:1px}
.threw .tht{font-size:14px;font-weight:600;line-height:1.3}
.threw .thc{font-size:12px;color:var(--muted);white-space:nowrap}
.threw .thc b{color:var(--ink)}
.threw .tc-bar{grid-column:2 / 4}
.threw .tc-bar i{background:var(--grad)}
.threw.done .thn{color:var(--mint)}
.tbar a{color:inherit;text-decoration:none}
.tbar a:hover{text-decoration:underline}
body.nb .threw{background:#fff}
@media (max-width:560px){.thlist{grid-template-columns:1fr}.thgrp{padding:8px 12px 12px}}
.dash-topics .tbar{grid-template-columns:minmax(180px,1.6fr) 1fr 44px}

/* ---- нагороди: «вікно в космос» — темна панель із туманністю й зорями в обох темах; медалі — SVG (assets/nmt.js medal) */
.achs{padding:0;margin-top:18px;overflow:hidden;position:relative;color:#f4f1fa;border-color:rgba(155,92,255,.35)!important;
  --ink:#f4f1fa;--muted:#a9a1c4;--surface:rgba(255,255,255,.05);--surface-2:rgba(255,255,255,.08);--border:rgba(255,255,255,.1);--border-2:rgba(255,255,255,.2);
  background:
    radial-gradient(1px 1px at 12% 22%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 78% 14%,#fff 50%,transparent 51%),
    radial-gradient(1.5px 1.5px at 42% 68%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 88% 72%,#fff 50%,transparent 51%),
    radial-gradient(1px 1px at 30% 90%,#fff 50%,transparent 51%),radial-gradient(1.5px 1.5px at 64% 38%,#ffe9a8 50%,transparent 51%),
    radial-gradient(1px 1px at 5% 60%,#bfe9ff 50%,transparent 51%),radial-gradient(1px 1px at 95% 40%,#fff 50%,transparent 51%),
    radial-gradient(600px 300px at 90% -10%,rgba(155,92,255,.45),transparent 65%),radial-gradient(500px 280px at -5% 110%,rgba(255,93,143,.3),transparent 65%),
    radial-gradient(400px 220px at 50% 50%,rgba(77,216,255,.08),transparent 70%),#0c0820!important;
  background-size:240px 240px,310px 310px,270px 270px,190px 190px,350px 350px,420px 420px,230px 230px,280px 280px,auto,auto,auto,auto!important}
.achs>details>summary{display:flex;align-items:center;gap:12px;padding:16px 20px;cursor:pointer;list-style:none;font:700 15px var(--display);text-transform:uppercase;letter-spacing:.04em}
.achs>details>summary::-webkit-details-marker{display:none}
.achs>details>summary small{font:600 13px var(--body);color:var(--muted);text-transform:none}
.achs>details>summary::after{content:"▾";margin-left:auto;color:var(--muted);transition:.2s}
.achs>details[open]>summary::after{transform:rotate(180deg)}
.aw-mini{display:flex;margin-left:6px}
.aw-mini .md{width:30px;height:30px;margin-left:-6px;filter:drop-shadow(0 2px 6px rgba(0,0,0,.5))}
.aw-grp{padding:0 20px 18px}
.aw-grp h3{font:600 12px var(--body);text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin:6px 0 12px;display:flex;align-items:center;gap:10px}
.aw-grp h3::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.18),transparent)}
.aw-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:10px}
.aw{position:relative;display:flex;flex-direction:column;align-items:center;gap:3px;padding:12px 8px 12px;border:1px solid var(--border);border-radius:20px;background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.02));color:var(--ink);font:inherit;cursor:pointer;text-align:center;transition:transform .25s,border-color .25s,box-shadow .25s;backdrop-filter:blur(4px)}
.aw:hover{transform:translateY(-3px);border-color:var(--border-2);box-shadow:0 14px 30px -14px rgba(155,92,255,.6)}
.aw-ic{display:block;width:76px;height:76px;margin:-2px 0 2px}
.aw-ic .md,.aw-big .md{width:100%;height:100%;overflow:visible;transition:transform .4s}
.aw:hover .md{transform:rotate(-8deg) scale(1.06)}
.aw.t1 .md{filter:drop-shadow(0 6px 14px rgba(217,119,63,.45))}
.aw.t2 .md{filter:drop-shadow(0 6px 14px rgba(159,180,220,.5))}
.aw.t3 .md{filter:drop-shadow(0 6px 18px rgba(255,201,60,.6))}
.aw.t0 .md{opacity:.6}
.aw b{font:700 12.5px/1.2 var(--display);letter-spacing:-.01em}
.aw.t0 b{color:var(--muted)}
.aw small{font-size:11px;color:var(--muted);font-weight:600;letter-spacing:.06em}
.aw.t3 small{color:#ffd970} .aw.t2 small{color:#c9d7f2} .aw.t1 small{color:#f0a57a}
.aw-bar{width:72%;height:3px;border-radius:3px;background:rgba(255,255,255,.1);overflow:hidden;margin-top:3px}
.aw-bar i{display:block;height:100%;background:linear-gradient(90deg,#4dd8ff,#9b5cff,#ff5d8f);border-radius:3px;box-shadow:0 0 8px #9b5cff}
/* картка нагороди */
.aw-modal{display:grid;place-items:center;padding:16px;z-index:80}
.aw-card{position:relative;overflow:hidden;width:min(390px,100%);color:#f4f1fa;--muted:#a9a1c4;--ink:#f4f1fa;--surface-2:rgba(255,255,255,.1);border:1px solid rgba(155,92,255,.4);border-radius:28px;padding:30px 24px 22px;text-align:center;
  background:radial-gradient(400px 220px at 50% 0%,rgba(155,92,255,.5),transparent 70%),radial-gradient(300px 200px at 100% 100%,rgba(255,93,143,.25),transparent 70%),#0c0820;box-shadow:0 30px 80px -20px rgba(0,0,0,.6)}
.aw-sky{position:absolute;inset:0;pointer-events:none;opacity:.8;background:radial-gradient(1px 1px at 20% 30%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 80% 20%,#fff 50%,transparent 51%),radial-gradient(1.5px 1.5px at 60% 80%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 10% 85%,#fff 50%,transparent 51%);background-size:150px 150px,210px 210px,180px 180px,130px 130px}
.aw-card>*{position:relative}
.aw-card .aw-big{width:140px;height:140px;margin:-6px auto 8px;animation:awfloat 5s ease-in-out infinite}
@keyframes awfloat{50%{transform:translateY(-6px) rotate(3deg)}}
.aw-card.t3 .aw-big .md{filter:drop-shadow(0 10px 30px rgba(255,201,60,.6))} .aw-card.t4 .aw-big .md{filter:drop-shadow(0 10px 30px rgba(155,92,255,.8))}
.aw-card h3{font-size:21px;margin:0 0 2px;text-transform:uppercase}
.aw-card ul{list-style:none;padding:0;margin:18px 0 0;text-align:left;display:grid;gap:8px}
.aw-card li{display:flex;gap:10px;font-size:14px;color:var(--muted);line-height:1.4;padding:9px 12px;border-radius:14px;background:rgba(255,255,255,.04)}
.aw-card li span{flex:none;width:18px;text-align:center}
.aw-card li.ok{color:#fff;background:rgba(155,92,255,.16)} .aw-card li.ok span{color:#ffd970}
.aw-x{position:absolute!important;top:12px;right:12px;z-index:2;border:0;background:rgba(255,255,255,.1);color:#fff;width:32px;height:32px;border-radius:50%;cursor:pointer}
/* «Нова нагорода!» після тесту */
.aw-new{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:20px;padding:12px 14px;border-radius:18px;color:#f4f1fa;
  background:radial-gradient(1px 1px at 20% 30%,#fff 50%,transparent 51%) 0 0/120px 120px,radial-gradient(1px 1px at 70% 60%,#fff 50%,transparent 51%) 0 0/90px 90px,radial-gradient(300px 120px at 100% 0%,rgba(155,92,255,.5),transparent 70%),#0c0820;border:1px solid rgba(155,92,255,.45)}
.aw-new b{margin-right:4px;font-family:var(--display);text-transform:uppercase;font-size:14px}
.aw-chip{display:inline-flex;align-items:center;gap:6px;padding:3px 14px 3px 3px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);color:#fff;text-decoration:none;font-size:14px;font-weight:700}
.aw-chip .md{width:40px;height:40px}
.aw-chip span{display:flex;flex-direction:column;line-height:1.15}
.aw-chip small{font-size:11px;color:#ffd970;font-weight:600}
/* «Легенда Всесвіту» + Зал легенд */
.aw-legend{display:flex;gap:16px;align-items:center;margin:0 20px 20px;padding:16px 20px;border-radius:22px;border:1px dashed rgba(255,255,255,.22);background:rgba(255,255,255,.03)}
.aw-legend .aw-ic{width:84px;height:84px;flex:none;margin:0}
.aw-legend>div{display:flex;flex-direction:column;gap:6px;min-width:0;flex:1}
.aw-legend b{font:800 19px var(--display);text-transform:uppercase;letter-spacing:.01em}
.aw-legend small{color:var(--muted);font-size:13px}
.aw-legend em{font-style:normal;font-weight:700;color:#ffd970}
.aw-legend .aw-bar{width:100%;max-width:380px;height:5px}
.aw-legend .btn{align-self:flex-start}
.aw-legend.on{border:1.5px solid transparent;background:linear-gradient(110deg,rgba(255,93,143,.2),rgba(155,92,255,.25),rgba(77,216,255,.18)) padding-box,linear-gradient(#120c2a,#120c2a) padding-box,linear-gradient(110deg,#ff5d8f,#ffc93c,#3ee8b5,#4dd8ff,#9b5cff) border-box}
.aw-legend.on .md{animation:awspin 14s linear infinite;filter:drop-shadow(0 0 18px rgba(155,92,255,.8))}
@keyframes awspin{to{transform:rotate(360deg)}}
.aw-hall{padding:0 20px 20px}
.aw-hall .btn{color:#fff;border-color:rgba(255,255,255,.25)}
.aw-hall h3{font:600 12px var(--body);text-transform:uppercase;letter-spacing:.14em;color:var(--muted);margin:4px 0 12px}
.aw-hl{margin:0;padding:0;list-style:none;counter-reset:hl;display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px}
.aw-hl li{counter-increment:hl;display:flex;align-items:center;gap:10px;padding:9px 14px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.08)}
.aw-hl li::before{content:counter(hl);font:800 13px var(--display);color:#ffd970;width:22px}
.aw-hl li small{margin-left:auto;color:var(--muted);font-size:12px}
@media (max-width:560px){.aw-grid{grid-template-columns:repeat(3,1fr);gap:8px}.aw{padding:10px 4px}.aw-ic{width:62px;height:62px}.aw-grp{padding:0 12px 14px}.aw-mini{display:none}.aw-legend{margin:0 12px 14px;padding:14px}.aw-legend .aw-ic{width:64px;height:64px}.aw-hall{padding:0 12px 14px}}
body.nb .toast{color:#fff}

/* нагороди у світлій темі НМТ (body.nb): світле «небо» замість темного космосу */
body.nb .achs{color:#1d1d2b;border-color:rgba(155,92,255,.22)!important;
  --ink:#1d1d2b;--muted:#6a6580;--surface:#fff;--surface-2:rgba(30,30,50,.06);--border:rgba(30,30,50,.1);--border-2:rgba(155,92,255,.35);
  background:
    radial-gradient(1.5px 1.5px at 12% 22%,#c9b8ff 50%,transparent 51%),radial-gradient(1.5px 1.5px at 78% 14%,#ffc2d4 50%,transparent 51%),
    radial-gradient(2px 2px at 42% 68%,#ffd970 50%,transparent 51%),radial-gradient(1.5px 1.5px at 88% 72%,#b9e8ff 50%,transparent 51%),
    radial-gradient(600px 300px at 90% -10%,rgba(155,92,255,.12),transparent 65%),radial-gradient(500px 280px at -5% 110%,rgba(255,93,143,.08),transparent 65%),#fff!important;
  background-size:240px 240px,310px 310px,270px 270px,190px 190px,auto,auto,auto!important}
body.nb .aw{background:#fff;box-shadow:0 2px 0 rgba(30,30,50,.03),0 10px 24px -16px rgba(60,40,120,.3)}
body.nb .aw:hover{box-shadow:0 14px 30px -14px rgba(155,92,255,.35)}
body.nb .aw-grp h3::after{background:linear-gradient(90deg,rgba(30,30,50,.14),transparent)}
body.nb .aw-bar{background:rgba(30,30,50,.08)}
body.nb .aw.t3 small{color:#c27c00} body.nb .aw.t2 small{color:#5a6f99} body.nb .aw.t1 small{color:#b5561f}
body.nb .aw.t0 .md{opacity:.75}
body.nb .aw-legend{background:#fff;border-color:rgba(30,30,50,.18)}
body.nb .aw-legend em{color:#c27c00}
body.nb .aw-legend.on{background:linear-gradient(110deg,rgba(255,93,143,.08),rgba(155,92,255,.1),rgba(77,216,255,.08)) padding-box,linear-gradient(#fff,#fff) padding-box,linear-gradient(110deg,#ff5d8f,#ffc93c,#3ee8b5,#4dd8ff,#9b5cff) border-box}
body.nb .aw-hall .btn{color:#1d1d2b;border-color:rgba(30,30,50,.2)}
body.nb .aw-hl li{background:#f6f4fb;border-color:rgba(30,30,50,.06)}
body.nb .aw-hl li::before{color:#9b5cff}
body.nb .aw-mini .md{filter:drop-shadow(0 2px 4px rgba(60,40,120,.25))}
/* картка нагороди й «Нова нагорода!» — теж світлі */
body.nb .aw-card{color:#1d1d2b;--muted:#6a6580;--ink:#1d1d2b;border-color:rgba(155,92,255,.25);
  background:radial-gradient(400px 220px at 50% 0%,rgba(155,92,255,.16),transparent 70%),radial-gradient(300px 200px at 100% 100%,rgba(255,93,143,.1),transparent 70%),#fff;box-shadow:0 30px 80px -20px rgba(40,30,80,.35)}
body.nb .aw-sky{opacity:.6;background:radial-gradient(1.5px 1.5px at 20% 30%,#c9b8ff 50%,transparent 51%),radial-gradient(1.5px 1.5px at 80% 20%,#ffc2d4 50%,transparent 51%),radial-gradient(2px 2px at 60% 80%,#ffd970 50%,transparent 51%);background-size:150px 150px,210px 210px,180px 180px}
body.nb .aw-card li{background:#f6f4fb}
body.nb .aw-card li.ok{color:#1d1d2b;background:rgba(155,92,255,.1)} body.nb .aw-card li.ok span{color:#c27c00}
body.nb .aw-x{background:rgba(30,30,50,.07);color:#1d1d2b}
body.nb .aw-new{color:#1d1d2b;background:radial-gradient(300px 120px at 100% 0%,rgba(155,92,255,.14),transparent 70%),#fff;border-color:rgba(155,92,255,.3)}
body.nb .aw-chip{background:#f6f4fb;border-color:rgba(30,30,50,.08);color:#1d1d2b}
body.nb .aw-chip small{color:#c27c00}
body.nb .md .sp{fill:#ffb21e} /* іскри навколо «Зірки» видно на білому */
.aw.t4 .md{filter:drop-shadow(0 6px 18px rgba(155,92,255,.6))} a.aw{text-decoration:none}
.timer.up{font-size:16px;color:var(--muted);font-weight:700} /* тренування: скільки часу витрачено */

/* кнопки всередині блоку завдання */
.task-nav{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}
.task-nav .sp{flex:1}
.task-nav .btn{white-space:nowrap}
/* розбір після тесту: навігація між завданнями */
.rv-wrap{margin-top:30px}
.rv-wrap h3{margin:0 0 12px;text-transform:uppercase}
.rv-legend{display:flex;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin:10px 0 0}
.rv-legend i{display:inline-block;width:12px;height:12px;border-radius:4px;margin-right:6px;vertical-align:-1px}
.rv-mine{margin-top:14px;font-size:14px;color:var(--muted)} .rv-mine b{color:var(--ink)}
.opt .katex,.mlists li .katex{white-space:nowrap} /* формула не рветься на рядки — замість цього варіанти стають стовпчиком або зменшуються */

/* ✏️ чернетка поверх завдання (assets/nmt-draw.js) */
.nd-host{position:relative;isolation:isolate}
.nd-cv{position:absolute;left:0;top:0;z-index:5;pointer-events:none;touch-action:none}
.nd-on .nd-cv{pointer-events:auto;cursor:crosshair}
.nd-on.nd-pen .nd-cv{touch-action:pan-y pinch-zoom}
.nd-on{background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);background-size:24px 24px;background-position:-1px -1px;outline:2px dashed rgba(155,92,255,.55);outline-offset:3px}
.nd-tog{background:none;border:1px solid var(--border-2);border-radius:999px;color:var(--muted);padding:6px 12px;font:600 13px var(--body);cursor:pointer;margin-left:auto}
.nd-tog + .flag{margin-left:0}
.nd-tog.on{color:#fff;background:var(--violet,#9b5cff);border-color:transparent}
@media (max-width:600px){.nd-tog span{display:none}}
.nd-bar{position:fixed;left:50%;bottom:calc(14px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:60;display:flex;align-items:center;gap:4px;padding:6px;border-radius:18px;background:var(--surface);border:1px solid var(--border-2);box-shadow:0 10px 30px rgba(0,0,0,.28);color:var(--text)}
.nd-bar button{min-width:42px;height:42px;border:0;border-radius:12px;background:none;color:inherit;font:600 18px var(--body);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 8px}
.nd-bar button span{font-size:14px}
.nd-bar button.on{background:var(--surface-2);box-shadow:inset 0 0 0 2px var(--violet,#9b5cff)}
.nd-bar .nd-col span{width:20px;height:20px;border-radius:50%;display:block;box-shadow:0 0 0 2px var(--surface),0 0 0 3px var(--border-2)}
.nd-bar i{width:1px;height:26px;background:var(--border-2);margin:0 2px}
.nd-bar [data-nd="x"]{background:var(--violet,#9b5cff);color:#fff;padding:0 14px}
@media (max-width:420px){.nd-bar button{min-width:36px;height:40px;padding:0 5px}.nd-bar [data-nd="x"] span{display:none}}
.nd-on{-webkit-user-select:none;user-select:none}
/* таблиці в умовах (фізика) */
.q table.tbl{border-collapse:collapse;margin:12px 0;font-size:15px}
.q .tbl th,.q .tbl td{border:1px solid var(--border-2);padding:5px 12px;text-align:center}
.q .tbl th{font-weight:700;background:var(--surface-2)}
.mlists li img{max-width:min(240px,100%);height:auto}