/* ==========================================================================
   ANS Konin · wspólny wygląd kursów (R Bajdek)
   Jeden plik dla wszystkich stron kursu. Nie zmieniaj kolorów w stronach zajęć:
   zmiana tutaj zmienia cały kurs.
   ========================================================================== */

/* ---------- 1. Kolory i kroje ---------- */
:root{
  color-scheme:light;
  --paper:#F3F5F2; --panel:#FFFFFF; --ink:#16233F; --muted:#5A6478; --line:#D6DCE2; --grid:#E6EAEE;
  --accent:#2346B8; --accent-ink:#FFFFFF; --accent-soft:#E2E8FA; --warm:#C2410C;
  --good:#15803D; --good-soft:#E3F4EA; --bad:#B45309; --bad-soft:#FDF1E1; --danger:#B91C1C; --danger-soft:#FDECEC;
  --g-ink:#8A5A00; --g-bg:#FFF7E0; --g-line:#E8C766; --g-soft:#FFFBEF;   /* złote tabelki */
  --logo:#005D37;                                                        /* zieleń uczelni: logo */
  --led:#006730; --led-hi:#1F9D55; --led-rgb:31,157,85; --off:#DC2626; --off-rgb:220,38,38;   /* diody statusu i pulsowanie */
  --z1:#FFF1B8; --z2:#FDE08A; --z-line:#D4A017; --z-ink:#7A4E00; --z-spark:#FFFFFF;        /* złote pojęcia */
  --display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --body:"IBM Plex Sans","Segoe UI",system-ui,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --paper:#0E1420; --panel:#151D2D; --ink:#E4E9F2; --muted:#98A3B8; --line:#2A3549; --grid:#1D2638;
    --accent:#86A6FF; --accent-ink:#0E1420; --accent-soft:#1D2A4B; --warm:#FB8A5B;
    --good:#4ADE80; --good-soft:#12301F; --bad:#FBBF24; --bad-soft:#33260E; --danger:#F87171; --danger-soft:#3A1518;
    --g-ink:#F6C453; --g-bg:#2A2310; --g-line:#6B5520; --g-soft:#211C0E;
    --logo:#E4E9F2;
    --led:#34C26B; --led-hi:#4ADE80; --led-rgb:74,222,128; --off:#F87171; --off-rgb:248,113,113;
    --z1:#3B2E08; --z2:#2A2106; --z-line:#C9981A; --z-ink:#FFD866; --z-spark:#FFE9A6;
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --paper:#0E1420; --panel:#151D2D; --ink:#E4E9F2; --muted:#98A3B8; --line:#2A3549; --grid:#1D2638;
  --accent:#86A6FF; --accent-ink:#0E1420; --accent-soft:#1D2A4B; --warm:#FB8A5B;
  --good:#4ADE80; --good-soft:#12301F; --bad:#FBBF24; --bad-soft:#33260E; --danger:#F87171; --danger-soft:#3A1518;
  --g-ink:#F6C453; --g-bg:#2A2310; --g-line:#6B5520; --g-soft:#211C0E;
  --logo:#E4E9F2;
  --led:#34C26B; --led-hi:#4ADE80; --led-rgb:74,222,128; --off:#F87171; --off-rgb:248,113,113;
  --z1:#3B2E08; --z2:#2A2106; --z-line:#C9981A; --z-ink:#FFD866; --z-spark:#FFE9A6;
}

/* Tryb OLED: ciemny motyw z czystą czernią tła (data-theme="dark" + data-oled) */
:root[data-theme="dark"][data-oled]{
  --paper:#000000; --panel:#090B10; --line:#1E2633; --grid:#10151E; --accent-soft:#111A33;
  --g-bg:#161102; --g-soft:#0F0C02; --z1:#221A03; --z2:#120E02;
}

/* ---------- 2. Podstawy ---------- */
*{box-sizing:border-box}
[hidden]{display:none!important}
html.ans-wait body{visibility:hidden;animation:ansShow 0s 5s forwards}
@keyframes ansShow{to{visibility:visible}}
/* Reguły dla znaczników działają tylko na stronach z <body class="ans">. */
body:where(.ans){margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.55;padding-inline:16px;padding-block:20px 56px}
.wrap{max-width:1040px;margin:0 auto;display:flex;flex-direction:column;gap:28px;min-width:0}
:where(.ans) h1,:where(.ans) h2,:where(.ans) h3{font-family:var(--display);margin:0;text-wrap:balance;letter-spacing:-.01em}
:where(.ans) h1{font-weight:800;font-size:clamp(34px,6vw,56px);line-height:1.02;letter-spacing:-.025em}
:where(.ans) h1 .dim{color:var(--accent)}
:where(.ans) h2{font-weight:600;font-size:clamp(21px,3vw,26px)}
:where(.ans) h3{font-weight:600;font-size:18px;line-height:1.25}
:where(.ans) p{margin:0}
:where(.ans) a{color:var(--accent)}
:where(.ans) code,:where(.ans) kbd{font-family:var(--mono);font-size:.92em;background:var(--grid);border-radius:5px;padding:1px 5px}
.eyebrow{font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.muted{color:var(--muted)} .small{font-size:14px}

:where(.ans) .lede{max-width:62ch;font-size:17px;color:var(--muted)}
:where(.ans) button,:where(.ans) .btn{font:inherit;border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:8px;padding:8px 14px;cursor:pointer;font-size:15px;line-height:1.25;min-height:40px}
:where(.ans) button:hover,:where(.ans) .btn:hover{border-color:var(--accent)}
:where(.ans) button.primary,:where(.ans) .btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
:where(.ans) :focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.between{justify-content:space-between}
:where(.ans) input[type=text],:where(.ans) input[type=search],:where(.ans) input[type=number],:where(.ans) select,:where(.ans) textarea{font:inherit;color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:9px 12px;max-width:100%}

:where(.ans) .tscroll{overflow-x:auto}
:where(.ans) table{border-collapse:collapse;width:100%;font-size:15px}
:where(.ans) th,:where(.ans) td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top}
:where(.ans) th{font-family:var(--mono);font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);font-weight:500}

/* ---------- 3. Pasek górny z logo ---------- */
.topbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px 18px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.topbar .brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink);min-width:0}
.ans-logo{display:block;height:52px;width:auto;color:var(--logo);flex:none}
.topbar .kurs{display:flex;flex-direction:column;gap:1px;padding-left:14px;border-left:1px solid var(--line);min-width:0}
.topbar .kurs b{font-family:var(--display);font-weight:800;font-size:17px;line-height:1.15}
.topbar .nav{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.ans-chip{display:inline-flex;gap:6px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:3px 4px 3px 12px;background:var(--panel);font-size:14px}
.ans-chip button{border:0;background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:3px 10px;font-size:13px;min-height:0}
@media (max-width:520px){.ans-logo{height:42px}.topbar .kurs b{font-size:15px}}

/* ---------- 4. Nagłówek strony i panele ---------- */
:where(.ans) header.hero{display:flex;flex-direction:column;gap:12px}
:where(.ans) .panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:14px;min-width:0}
:where(.ans) .idea{border-left:3px solid var(--accent);padding:6px 0 6px 16px;max-width:76ch;display:flex;flex-direction:column;gap:6px}
:where(.ans) .idea b{color:var(--accent)}
:where(.ans) .steps{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:8px;max-width:80ch}
:where(.ans) .cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:16px;align-items:start}
:where(.ans) .card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:10px;min-width:0}
:where(.ans) .card ul{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:6px}
:where(.ans) .levels{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:14px;align-items:start}
:where(.ans) .lvl{border:1px solid var(--line);border-radius:12px;padding:16px;background:var(--paper)}
:where(.ans) .lvl h3{margin-bottom:8px}
:where(.ans) .lvl ol,:where(.ans) .lvl ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}
:where(.ans) .note{border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:8px;padding:10px 14px;background:var(--panel)}
:where(.ans) .note.warn{border-left-color:var(--bad);background:var(--bad-soft)}
:where(.ans) .note.ok{border-left-color:var(--good);background:var(--good-soft)}

/* ---------- 5. Wybór wariantu (kierunek, program CAD itp.) ---------- */
:where(.ans) .choose{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:14px}
:where(.ans) .kcard{all:unset;box-sizing:border-box;cursor:pointer;background:var(--panel);border:2px solid var(--line);border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:8px}
:where(.ans) .kcard:hover{border-color:var(--accent)}
:where(.ans) .kcard:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
:where(.ans) .kcard[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
:where(.ans) .kcard .kname{font-family:var(--display);font-weight:800;font-size:clamp(22px,3.2vw,28px);line-height:1.1}
:where(.ans) .kcard .kex{color:var(--muted);font-size:15px}
:where(.ans) .kcard .ksel{font-family:var(--mono);font-size:12px;color:var(--accent);min-height:1.2em}
:where(.ans) .mode{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:3px;background:var(--panel)}
:where(.ans) .mode button{border:0;border-radius:999px;padding:5px 14px;font-size:14px;background:transparent;color:var(--muted);min-height:0}
:where(.ans) .mode button[aria-pressed="true"]{background:var(--accent);color:var(--accent-ink);font-weight:600}

/* ---------- 6. Plan zajęć (strona główna) ---------- */
:where(.ans) .plan{display:flex;flex-direction:column;gap:14px}
:where(.ans) .zp{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:18px 20px;display:grid;grid-template-columns:72px minmax(0,1fr) auto;gap:6px 18px;align-items:start}
:where(.ans) .zp .code{font-family:var(--mono);font-size:13px;color:var(--accent);padding-top:3px}
:where(.ans) .zp .code b{display:block;font-family:var(--display);font-weight:800;font-size:26px;line-height:1;color:var(--ink)}
:where(.ans) .zp .body{display:flex;flex-direction:column;gap:8px;min-width:0}
:where(.ans) .zp .desc{color:var(--muted);font-size:15px;max-width:68ch}
:where(.ans) .zp ul{margin:0;padding-left:18px;font-size:15px;display:flex;flex-direction:column;gap:2px;max-width:68ch}
:where(.ans) .zp .side{display:flex;flex-direction:column;align-items:flex-end;gap:10px;text-align:right}
:where(.ans) .hours{font-family:var(--mono);font-size:13px;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
:where(.ans) .hours strong{font-family:var(--display);font-size:20px;color:var(--ink);font-weight:800}
:where(.ans) .progs{display:flex;flex-wrap:wrap;gap:8px}
:where(.ans) a.prog{display:inline-flex;align-items:center;gap:8px;text-decoration:none;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);border-radius:8px;padding:8px 14px;font-weight:600;font-size:15px}
:where(.ans) a.prog.off{background:var(--panel);color:var(--muted);border-color:var(--line)}
:where(.ans) a.prog:hover{filter:brightness(1.08)}
:where(.ans) span.prog{display:inline-flex;align-items:center;gap:8px;border:1px dashed var(--line);color:var(--muted);border-radius:8px;padding:8px 14px;font-size:14px}
:where(.ans) .lockst{font:500 12px var(--mono);white-space:nowrap}
:where(.ans) .done{font-family:var(--mono);font-size:12px;color:var(--good);background:var(--good-soft);border-radius:999px;padding:3px 10px;white-space:nowrap}
:where(.ans) .total{display:flex;flex-wrap:wrap;gap:6px 24px;align-items:baseline;font-family:var(--mono);font-size:14px;color:var(--muted);padding:4px 4px 0}
:where(.ans) .total strong{font-family:var(--display);font-size:22px;color:var(--ink)}
@media (max-width:640px){
  :where(.ans) .zp{grid-template-columns:1fr}
  :where(.ans) .zp .code{display:flex;gap:10px;align-items:baseline}
  :where(.ans) .zp .side{flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between;text-align:left}
}

/* ---------- 7. Złota tabelka, „Co zapamiętać”, ściąga, słowniczek ---------- */
.gold{background:var(--g-bg);border:2px solid var(--g-line);border-radius:16px;padding:18px 20px;color:var(--ink);line-height:1.5;max-width:100%;min-width:0}
.gold-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin-bottom:12px}
.gold-head h2{font-size:1.25rem;line-height:1.25}
.gold-badge{display:inline-block;background:var(--g-ink);color:var(--g-bg);font:600 .72rem/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:6px 9px;border-radius:999px}
.gold-rows{border:1px solid var(--g-line);border-radius:12px;overflow:hidden;background:var(--panel)}
.gold-row{display:grid;grid-template-columns:210px 1fr;border-top:1px solid var(--g-line)}
.gold-row:first-child{border-top:0}
.gold-k{padding:12px 14px;font-weight:600;color:var(--g-ink);background:var(--g-soft);border-right:1px solid var(--g-line)}
.gold-v{padding:12px 14px;min-width:0;overflow-wrap:anywhere}
.gold-v ul,.gold-v ol{margin:0;padding-left:1.25em}
.gold-v li+li{margin-top:4px}
.gold-one .gold-v{font-size:1.05rem;font-weight:600}
.gold-warn .gold-v{font-style:italic}
@media (max-width:600px){
  .gold{padding:14px}
  .gold-row{grid-template-columns:1fr}
  .gold-k{border-right:0;border-bottom:1px solid var(--g-line);padding:8px 12px}
  .gold-v{padding:10px 12px}
}
.gold-h3{font-size:1.02rem;margin:16px 0 6px;color:var(--g-ink)}
.gold-note{margin:0 0 10px;color:var(--muted);font-size:.92rem}
.gold-rem{margin:0;padding-left:1.3em;font-weight:500}
.gold-rem li+li{margin-top:6px}
.gold-q{background:var(--panel);border:1px solid var(--g-line);border-radius:12px;padding:12px 14px;margin-top:10px}
.gold-qt{margin:0 0 8px}
.gold-opts{display:flex;flex-direction:column;gap:6px}
.gold-opts button{text-align:left;background:var(--paper);border-radius:10px;padding:10px 12px;min-height:44px;white-space:normal}
.gold-opts button:hover{border-color:var(--g-ink)}
.gold-opts button.ok{background:var(--good-soft);border-color:var(--good)}
.gold-opts button.bad{background:var(--danger-soft);border-color:var(--danger)}
.gold-fb{margin:8px 0 0;font-size:.94rem}
.gold-fb.ok b{color:var(--good)} .gold-fb.bad b{color:var(--danger)}
.gold-score{margin:10px 0 0;font-weight:600}
.gold-score:empty{display:none}
.gold-teach>summary{cursor:pointer;list-style:none;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.gold-teach>summary::-webkit-details-marker{display:none}
.gold-sum{color:var(--muted);font-size:.85rem}
.gold-teach ul{margin:0;padding-left:1.25em}
.gold-teach li+li{margin-top:5px}
.gold-say li{font-style:italic}
.gold-teach dl{margin:0}
.gold-teach dt{font-weight:600;margin-top:8px}
.gold-teach dd{margin:2px 0 0;padding-left:12px;border-left:3px solid var(--g-line)}
.gold-search{width:100%;max-width:420px;border-color:var(--g-line)!important;margin-bottom:10px}
.gold-terms{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:8px;align-items:start}
.gold-term{background:var(--panel);border:1px solid var(--g-line);border-radius:10px;padding:10px 12px}
.gold-term summary{cursor:pointer;font-weight:600}
.gold-term p{margin:8px 0 0}
.gold-ph{color:var(--g-ink);font-size:.94rem}
.gold-term a{font-size:.9rem}
.gold-none{color:var(--muted)}

/* ---------- 8. Źródła i dokumentacja ---------- */
.src{display:flex;flex-direction:column;gap:10px}
.src-group{font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-top:6px}
.src-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:10px}
.src-item{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:var(--paper);display:flex;flex-direction:column;gap:4px;min-width:0}
.src-item a{font-weight:600;text-decoration:none;overflow-wrap:anywhere}
.src-item a:hover{text-decoration:underline}
.src-meta{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;font-size:13px;color:var(--muted)}
.src-typ{font-family:var(--mono);font-size:11px;letter-spacing:.04em;text-transform:uppercase;border:1px solid var(--line);border-radius:999px;padding:2px 8px;background:var(--panel);color:var(--ink)}
.src-typ.prod{border-color:var(--accent);color:var(--accent)}
.src-typ.prawo{border-color:var(--bad);color:var(--bad)}
.src-uw{font-size:14px}

/* ---------- 9. Tryb prowadzącego i blokada ---------- */
.teacher{border:2px solid var(--accent)}
.ans-sw-row{display:flex;align-items:center;gap:12px;padding:8px 10px;border:1px solid var(--line);border-radius:12px;margin-top:6px}
.ans-sw-row span{flex:1;min-width:0}
.ans-sw{flex:none;min-width:112px;border-radius:999px;font-weight:600;font-size:14.5px;background:var(--paper);color:var(--muted)}
.ans-sw[aria-pressed="true"]{background:var(--good);border-color:var(--good);color:var(--panel)}
.ans-warn{background:var(--danger-soft);color:var(--danger);border:1px solid var(--danger);border-radius:10px;padding:8px 14px;font-weight:500;font-size:14px;text-align:center}
/* ---------- 10. „Twoje dane” i stopka ---------- */
:where(.ans) .dangerbox{border:2px solid var(--danger);background:var(--danger-soft);border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:10px}
:where(.ans) .dangerbox p{color:var(--danger);font-weight:600;max-width:66ch}
:where(.ans) .danger-btn{color:var(--danger);border-color:var(--danger)}
:where(.ans) .danger-btn.solid{background:var(--danger);color:#FFFFFF;font-weight:600}
footer.stopka{border-top:2px solid var(--ink);padding-top:20px;display:flex;flex-wrap:wrap;gap:16px 32px;justify-content:space-between;align-items:end}
footer.stopka .who{display:flex;align-items:center;gap:16px;min-width:0}
footer.stopka .ans-logo{height:56px}
.uni{font-family:var(--display);font-weight:800;font-size:clamp(15px,2.2vw,19px);text-transform:uppercase;letter-spacing:.03em;line-height:1.2}
.contact{display:flex;flex-direction:column;gap:4px}
.contact a{font-family:var(--mono);font-size:14px;word-break:break-all}
.copy{font-size:13px;color:var(--muted);flex-basis:100%}

/* ---------- 11. Przyciski nawigacji w pasku, okno „Informacje” ---------- */
.topbar .nav{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.ans-nb{display:inline-flex;align-items:center;gap:7px;font:500 14px/1 var(--body);color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:999px;padding:0 14px 0 11px;min-height:40px;text-decoration:none;cursor:pointer;white-space:nowrap}
.ans-nb:hover{border-color:var(--accent);color:var(--accent)}
.ans-nb svg{flex:none}
.ans-nb.spin svg{animation:ansSpin .5s linear infinite}
@keyframes ansSpin{to{transform:rotate(360deg)}}
@media (max-width:720px){
  .topbar{align-items:flex-start}
  .ans-nb{padding:0;width:42px;height:42px;justify-content:center}
  .ans-nb span{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
}
.ans-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font:500 15px/1.25 var(--body);color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:9px 14px;min-height:42px;cursor:pointer;text-decoration:none}
.ans-btn:hover{border-color:var(--accent)}
.ans-btn.red{color:var(--danger);border-color:var(--danger)}
.ans-btn.redsolid{background:var(--danger);border-color:var(--danger);color:#FFFFFF;font-weight:600}
.ans-link{all:unset;cursor:pointer;color:var(--accent);text-decoration:underline;font:inherit}
.ans-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.ans-danger{border:2px solid var(--danger);background:var(--danger-soft);border-radius:10px;padding:14px;display:flex;flex-direction:column;gap:10px;margin-top:10px}
.ans-danger p{color:var(--danger);font-weight:600;margin:0}
.ans-dlg{border:1px solid var(--line);border-radius:16px;background:var(--panel);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.55;padding:22px;width:min(640px,calc(100vw - 24px));max-height:calc(100dvh - 24px);overflow:auto}
.ans-dlg::backdrop{background:rgba(10,16,30,.55)}
.ans-dlg-head{display:flex;justify-content:space-between;align-items:center;gap:12px;position:sticky;top:-22px;background:var(--panel);padding:6px 0 10px;margin-top:-6px;z-index:1}
.ans-dlg h2{font-family:var(--display);font-weight:800;font-size:26px;margin:0}
.ans-dlg h3{font-family:var(--display);font-weight:600;font-size:18px;margin:20px 0 8px;padding-top:14px;border-top:1px solid var(--line)}
.ans-dlg p{margin:0 0 10px}
.ans-dlg ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}
.ans-dlg a{color:var(--accent)}
.ans-cyt{font-family:var(--mono);font-size:13.5px;background:var(--paper);border:1px dashed var(--line);border-radius:8px;padding:10px 12px;overflow-wrap:anywhere}

/* ---------- 12. Zwijane bloki (źródła, spis treści) z pulsującym przyciskiem ---------- */
.ans-fold>summary{list-style:none;cursor:pointer;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px}
.ans-fold>summary::-webkit-details-marker{display:none}
.ans-fold-t b{font-family:var(--display);font-weight:600;font-size:clamp(19px,2.6vw,22px)}
.ans-fold-n{font-family:var(--mono);font-size:12.5px;color:var(--muted);margin-left:6px;white-space:nowrap}
.ans-exp{display:inline-flex;align-items:center;gap:6px;font:600 14px/1 var(--body);color:var(--led);border:1.5px solid var(--led);border-radius:999px;padding:0 14px 0 10px;min-height:40px;background:var(--panel)}
.ans-exp svg{transition:transform .2s}
.ans-fold[open]>summary .ans-exp svg{transform:rotate(180deg)}
.ans-exp .b,.ans-fold[open]>summary .ans-exp .a{display:none}
.ans-fold[open]>summary .ans-exp .b{display:inline}
.ans-fold>summary:hover .ans-exp,.ans-fold>summary:focus-visible .ans-exp{background:var(--led);color:#FFFFFF;animation:ansPulse 1.3s ease-out infinite}
.ans-fold:not([open])>summary .ans-exp{animation:ansPulse 2.6s ease-out 3}
@keyframes ansPulse{0%{box-shadow:0 0 0 0 rgba(var(--led-rgb),.55)}70%{box-shadow:0 0 0 12px rgba(var(--led-rgb),0)}100%{box-shadow:0 0 0 0 rgba(var(--led-rgb),0)}}
.ans-fold-body{margin-top:14px;display:flex;flex-direction:column;gap:10px}
.ans-spis ol{margin:0;padding-left:22px;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:6px 28px}
.ans-spis a{color:var(--accent);text-decoration:none}
.ans-spis a:hover{text-decoration:underline}

/* ---------- 13. Diody statusu, moduł nieaktywny za mgłą, nowo włączone zajęcia ---------- */
.ans-st{display:inline-flex;align-items:center;gap:8px;font:500 12.5px/1.2 var(--mono);letter-spacing:.03em;text-transform:uppercase;white-space:nowrap}
.ans-st.on{color:var(--led)} .ans-st.off{color:var(--off)}
.ans-led{display:inline-block;width:11px;height:11px;border-radius:50%;flex:none}
.ans-st.on .ans-led{background:radial-gradient(circle at 35% 30%,#B9F6CA,var(--led-hi) 45%,var(--led));box-shadow:0 0 0 2px rgba(var(--led-rgb),.18),0 0 9px 1px rgba(var(--led-rgb),.75);animation:ansBreath 2.8s ease-in-out infinite}
.ans-st.off .ans-led{background:radial-gradient(circle at 35% 30%,#FECACA,var(--off) 55%);box-shadow:0 0 0 2px rgba(var(--off-rgb),.18),0 0 8px 1px rgba(var(--off-rgb),.7);animation:ansFlicker 4.6s ease-in-out infinite}
@keyframes ansBreath{0%,100%{box-shadow:0 0 0 2px rgba(var(--led-rgb),.18),0 0 6px 0 rgba(var(--led-rgb),.5)}50%{box-shadow:0 0 0 3px rgba(var(--led-rgb),.22),0 0 12px 2px rgba(var(--led-rgb),.9)}}
@keyframes ansFlicker{0%,100%{opacity:1;filter:brightness(1)}12%{opacity:.82;filter:brightness(.8)}20%{opacity:.96;filter:brightness(.97)}34%{opacity:.7;filter:brightness(.66)}41%{opacity:.9;filter:brightness(.9)}48%{opacity:.76;filter:brightness(.72)}60%{opacity:1;filter:brightness(1.05)}74%{opacity:.86;filter:brightness(.84)}82%{opacity:.68;filter:brightness(.62)}90%{opacity:.94;filter:brightness(.95)}}
.ans-new{font:600 11px/1 var(--mono);background:var(--led);color:#FFFFFF;border-radius:999px;padding:3px 7px;letter-spacing:.06em}
.ans-offnote{font-size:14px;font-weight:600;color:var(--off);position:relative;z-index:2}
:where(.ans) .zp{position:relative}
:where(.ans) .zp.off{border-style:dashed;overflow:hidden}
:where(.ans) .zp.off .code,:where(.ans) .zp.off .body>h3,:where(.ans) .zp.off .body>.desc,:where(.ans) .zp.off .body>ul,:where(.ans) .zp.off .hours{filter:grayscale(1);opacity:.62}
:where(.ans) .zp.off::after{content:"";position:absolute;inset:0;pointer-events:none;z-index:1;background:linear-gradient(105deg,color-mix(in srgb,var(--paper) 70%,transparent) 0%,color-mix(in srgb,var(--paper) 30%,transparent) 55%,color-mix(in srgb,var(--paper) 62%,transparent) 100%);backdrop-filter:blur(.7px);-webkit-backdrop-filter:blur(.7px)}
:where(.ans) .zp.off .side{position:relative;z-index:2}
:where(.ans) .zp.offt{border-style:dashed}
:where(.ans) .zp.nowe{border-color:var(--led-hi);animation:ansNew 1.9s ease-out infinite}
@keyframes ansNew{0%{box-shadow:0 0 0 0 rgba(var(--led-rgb),.5)}70%{box-shadow:0 0 0 14px rgba(var(--led-rgb),0)}100%{box-shadow:0 0 0 0 rgba(var(--led-rgb),0)}}
:where(.ans) .zp.nowe a.prog{background:var(--led);border-color:var(--led);color:#FFFFFF}
:where(.ans) .zp.extra{border-left:4px solid var(--g-line)}
.ans-extra{margin-top:28px;padding-top:22px;border-top:1px dashed var(--line);display:flex;flex-direction:column;gap:10px}

/* ---------- 14. „Złote pojęcia” z błyskami ---------- */
.gold.zlote{position:relative;overflow:hidden;border-color:var(--z-line);background:radial-gradient(120% 90% at 0% 0%,var(--z1),transparent 60%),linear-gradient(135deg,var(--z1),var(--z2) 55%,var(--z1));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--z-line) 35%,transparent),0 6px 22px -14px var(--z-line)}
.gold.zlote>*{position:relative;z-index:1}
.gold.zlote .gold-badge{background:linear-gradient(135deg,#B8860B,#E8B923 50%,#B8860B);color:#2A1B00;box-shadow:0 0 10px -2px #E8B923}
.gold.zlote .gold-term{border-color:var(--z-line)}
.gold.zlote .gold-term summary{color:var(--z-ink)}
.gold.zlote .gold-term[open]{box-shadow:0 0 0 2px color-mix(in srgb,var(--z-line) 45%,transparent)}
.gold-src{font-size:.9rem;color:var(--muted)}
.gold.zlote>.ans-sparks{position:absolute;inset:0;z-index:0;pointer-events:none}
.ans-sparks i{position:absolute;width:var(--s,2px);height:var(--s,2px);background:var(--z-spark);box-shadow:0 0 5px 1px #FFD95A,0 0 1px 0 #FFF;opacity:0;animation:ansTwinkle 4s ease-in-out infinite}
@keyframes ansTwinkle{0%,100%{opacity:0;transform:scale(.4) rotate(0deg)}8%{opacity:1;transform:scale(1.5) rotate(45deg)}16%{opacity:.25;transform:scale(.8) rotate(45deg)}24%{opacity:.9;transform:scale(1.2) rotate(45deg)}34%{opacity:0;transform:scale(.4) rotate(45deg)}}

/* ---------- 15. Ekran „zajęcia wyłączone” ---------- */
.lockbox{max-width:540px;margin:8vh auto 0;padding:26px 22px;background:var(--panel);color:var(--ink);border:1px solid var(--line);border-radius:16px;display:flex;flex-direction:column;gap:12px;font-family:var(--body);font-size:16px;line-height:1.55}
.lockbox .ans-logo{height:52px;align-self:flex-start}
.lockbox .ey{font:13px var(--mono);color:var(--accent);user-select:none;padding:6px 0}
.lockbox h1{font-family:var(--display);font-weight:800;font-size:clamp(24px,5vw,30px);line-height:1.1;margin:0;letter-spacing:-.01em}
.lockbox p{margin:0}
.ans-mailbox{margin-top:10px;padding:14px 16px;border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:10px;background:var(--paper);display:flex;flex-direction:column;gap:8px}
.ans-mailbox a{font-family:var(--mono);font-size:14.5px;color:var(--accent);overflow-wrap:anywhere}

/* ---------- 16. Tablety i telefony ---------- */
@media (max-width:900px){
  :where(.ans) .zp{grid-template-columns:60px minmax(0,1fr)}
  :where(.ans) .zp .side{grid-column:1 / -1;flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:space-between;text-align:left}
}
@media (max-width:640px){
  body:where(.ans){padding-inline:12px}
  :where(.ans) .zp{grid-template-columns:1fr;padding:16px}
  :where(.ans) .panel,:where(.ans) .card{padding:16px}
  .ans-dlg{padding:16px}.ans-dlg-head{top:-16px}
  footer.stopka{align-items:flex-start}
  .ans-exp{padding:0 12px 0 8px}
}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation-duration:0s!important}}
@media print{
  .topbar .nav,.teacher,footer.stopka button,[data-ans="dane"],.gold-search{display:none!important}
  body{background:#fff;padding:0}
  .panel,.gold,.card{break-inside:avoid}
}

/* ---------- 17. Ochrona przed stylami starszych stron (własne reguły details / summary) ---------- */
details.ans-fold,details.ans-fold[open]{border:0;border-radius:0;padding:0;background:none}
details.ans-fold>summary{padding:0;font:inherit;gap:10px}
details.ans-fold>summary::before,details.gold-teach>summary::before,details.gold-term>summary::before{content:none!important;display:none!important}
details.gold-teach,details.gold-teach[open]{border:2px solid var(--g-line);border-radius:16px;padding:18px 20px;background:var(--g-bg)}
details.gold-teach>summary{padding:0;font:inherit}