/* ============================================================
   halonik.css — DOMYŚLNY STYL WSZYSTKICH APLIKACJI HALONIK
   Styl: Soft Neobrutalism (pochodzi z aplikacji matura).
   - Czyste tło, mocna grafitowa kreska (--ink)
   - Twarde, przesunięte cienie bez rozmycia
   - Żywa, czytelna paleta pastelowych akcentów
   - Zaokrąglone rogi i dopracowane mikrointerakcje

   ZASADY (obowiązują każdą aplikację):
   1. Ten plik jest jedynym stylem bazowym. Żadnych frameworków CSS
      (BeerCSS, Bootstrap, Tailwind…) i żadnych kopii per aplikacja.
   2. Nowy komponent potrzebny więcej niż jednej aplikacji dopisujemy
      w sekcji „ROZSZERZENIA WSPÓLNE” na końcu, nie w aplikacji.
   3. Aplikacja może mieć własny plik CSS tylko dla układu, którego nie da
      się wyrazić klasami stąd (np. print.css). Kolory i cienie zawsze
      z tokenów (:root), nigdy wartości na sztywno.
   4. Serwowany przez moduł Caddy `halonik_assets` pod /assets/css/halonik.css.
   Wykaz komponentów: llm_guidelines_caddy_web_app.md, sekcja 5.
   ============================================================ */

/* Kroje pisma (SIL OFL, wbudowane w binarkę, bez CDN): Space Grotesk = znak i nagłówki, Inter = tekst,
   Space Mono = kody, PIN-y, liczby. Space Mono jest siostrzanym krojem Space Grotesk, Inter dobrze go uzupełnia. */
@font-face { font-family: "Space Grotesk"; src: url("../fonts/space-grotesk.woff2") format("woff2"); font-weight: 400 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Inter"; src: url("../fonts/inter.woff2") format("woff2"); font-weight: 400 800; font-style: normal; font-display: swap; }
@font-face { font-family: "Space Mono"; src: url("../fonts/space-mono-400.woff2") format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Space Mono"; src: url("../fonts/space-mono-700.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }

:root {
  /* Skala szarości */
  --gray-50:  #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Kontur i twardy cień neobrutalizmu */
  --ink: #1e222e;

  /* Powierzchnie i tekst */
  --bg-main:   #ffffff;
  --bg-card:   #ffffff;
  --bg-subtle: #f8fafc;
  --text-main: var(--gray-900);
  --text-body: var(--gray-700);
  --text-muted: var(--gray-500);

  /* Akcenty neobrutalizmu — pastele o wysokim kontraście */
  --accent-blue:        #3d5afe;
  --accent-blue-hover:  #2a3fd6;
  --accent-blue-light:  #e0e7ff;

  --accent-green:       #059669;
  --accent-green-hover: #047857;
  --accent-green-light: #d1fae5;

  --accent-amber:       #d97706;
  --accent-amber-hover: #b45309;
  --accent-amber-light: #fef3c7;

  --accent-red:         #ef4444;
  --accent-red-hover:   #dc2626;
  --accent-red-light:   #fee2e2;

  --accent-purple:      #8b5cf6;
  --accent-purple-light: #ede9fe;

  /* Zaokrąglenia */
  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 16px;

  /* Twarde cienie neobrutalizmu */
  --shadow-sm: 3px 3px 0 var(--ink);
  --shadow:    4px 4px 0 var(--ink);
  --shadow-md: 6px 6px 0 var(--ink);
  --shadow-lg: 8px 8px 0 var(--ink);

  /* Znak halonik.pl: granat i żółty z oryginalnego logo. */
  --brand-navy:   #001b3d;
  --brand-yellow: #ffde59;

  --font-main:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Space Grotesk", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  --font-mono:    "Space Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Skala rozmiarów kart danych (rem = 15px): odznaki i osie / opisy / etykiety wierszy / wartości / tytuły kart. */
  --fs-micro: 0.72rem;
  --fs-small: 0.8rem;
  --fs-body:  0.9rem;
  --fs-value: 0.95rem;
  --fs-title: 1.05rem;
}

*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-main);
  color: var(--text-body);
  font-family: var(--font-main);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  font-weight: 600;
}

a:hover {
  text-decoration: underline;
}

h1, h2, h3, h4 {
  color: var(--text-main);
  line-height: 1.25;
  margin: 0 0 .4em;
  letter-spacing: -0.02em;
}

h1 { font-size: 1.65rem; font-weight: 800; }
h2 { font-size: 1.25rem; font-weight: 700; }
h3 { font-size: 1.05rem; font-weight: 700; }

[x-cloak] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ---------- Kontenery i układ bazowy ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
  width: 100%;
}

.site-header {
  border-bottom: 1.5px solid var(--ink);
  background: #ffffff;
  padding: 0.85rem 0;
}

.site-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.header-brand-group {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.brand img {
  display: block;
  height: 38px;
  width: auto;
}

/* ---------- Wybór przedmiotu (Soft Neobrutalism) ---------- */
.header-subject-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: 0.35rem;
}

.header-subject-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--accent-blue-light);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  box-shadow: 2px 2px 0 var(--ink);
  height: 2.15rem;
  padding: 0.2rem 0.65rem;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
  user-select: none;
}

.header-subject-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--gray-100);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  box-shadow: 2px 2px 0 var(--ink);
  height: 2.15rem;
  padding: 0.2rem 0.6rem;
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  user-select: none;
}
.header-subject-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-color: var(--accent-blue-light);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  box-shadow: 2px 2px 0 var(--ink);
  height: 2.15rem;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--ink);
  cursor: pointer;
  padding: 0.2rem 1.85rem 0.2rem 0.65rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%231e222e' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  background-size: 14px 14px;
  outline: none;
  transition: transform 0.1s ease, box-shadow 0.1s ease, background-color 0.12s ease;
  white-space: nowrap;
}

.header-subject-select:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 var(--ink);
  background-color: #c7d2fe;
}

.header-subject-select:focus {
  border-color: var(--accent-blue);
  box-shadow: 3px 3px 0 var(--accent-blue);
}
/* ---------- Wyszukiwarka i filtry w nagłówku ---------- */
.header-nav-center {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex: 1;
  max-width: 440px;
  min-width: 180px;
}

.header-search-wrap {
  flex: 1;
  position: relative;
}

.header-search-wrap input {
  width: 100%;
  height: 2.15rem;
  padding: 0.35rem 0.65rem 0.35rem 1.95rem;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.85rem;
  background-color: #ffffff;
  color: var(--text-main);
  box-shadow: 2px 2px 0 var(--ink);
  transition: border-color .1s, box-shadow .1s;
}

.header-search-wrap input:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 3px 3px 0 var(--accent-blue);
}

.header-search-icon {
  position: absolute;
  left: 0.55rem;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--text-muted);
  width: 14px;
  height: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

/* ---------- Zwijana szuflada filtrów pod nagłówkiem ---------- */
.header-filters-drawer {
  border-top: 1.5px dashed var(--gray-300);
  background-color: var(--bg-subtle);
  padding: 0.75rem 0 0.85rem;
}

.header-filters-drawer .filters-grid-fields {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.65rem;
  align-items: center;
}

.header-filters-drawer .filters-drawer-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.65rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--gray-200);
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.filters-tag-counter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--accent-blue);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 800;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  line-height: 1;
}

.site-main {
  flex: 1;
  padding: 1.5rem 0 3.5rem;
}

/* ---------- Przyciski Soft Neobrutalism ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  background-color: var(--bg-card);
  color: var(--ink);
  border: 1.5px solid var(--ink);
  padding: 0.5rem 0.95rem;
  min-height: 2.45rem;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.2;
  box-shadow: var(--shadow-sm);
  transition: transform 0.1s ease, box-shadow 0.1s ease, background-color 0.12s ease;
  user-select: none;
}

.btn:hover {
  text-decoration: none;
  transform: translate(-1.5px, -1.5px);
  box-shadow: 4.5px 4.5px 0 var(--ink);
}

.btn:active {
  transform: translate(1.5px, 1.5px);
  box-shadow: 1px 1px 0 var(--ink);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn.sm {
  padding: 0.35rem 0.75rem;
  min-height: 2.1rem;
  font-size: 0.8rem;
}

.btn.icon-btn {
  width: 32px;
  height: 32px;
  min-height: unset;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.btn.icon-btn .ic {
  width: 16px;
  height: 16px;
}

.btn.xs {
  padding: 0.2rem 0.5rem;
  min-height: 1.75rem;
  font-size: 0.75rem;
  box-shadow: 2px 2px 0 var(--ink);
}

/* Warianty kolorów przycisków */
.btn.ghost  { background-color: var(--bg-card); }
.btn.ghost:hover { background-color: var(--gray-100); }

.btn.blue   { background-color: var(--accent-blue-light); }
.btn.blue:hover { background-color: #c7d2fe; }

.btn.green  { background-color: var(--accent-green-light); }
.btn.green:hover { background-color: #a7f3d0; }

.btn.amber  { background-color: var(--accent-amber-light); }
.btn.amber:hover { background-color: #fde68a; }

.btn.danger { background-color: var(--accent-red-light); }
.btn.danger:hover { background-color: #fecaca; }

.btn-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

/* Segmented groups */
.btn-group {
  display: inline-flex;
  align-items: stretch;
}

.btn-group .btn {
  border-radius: 0;
  margin-left: -1.5px;
}

.btn-group .btn:first-child {
  border-top-left-radius: var(--radius-sm);
  border-bottom-left-radius: var(--radius-sm);
  margin-left: 0;
}

.btn-group .btn:last-child {
  border-top-right-radius: var(--radius-sm);
  border-bottom-right-radius: var(--radius-sm);
}

/* ---------- Ikony Lucide ---------- */
.ic {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  line-height: 0;
  color: inherit;
}

.ic svg {
  width: 100%;
  height: 100%;
  overflow: visible;
  stroke: currentColor;
  stroke-width: 2.2px;
}

/* ---------- Swobodne ikony zamiast emoji (bez zamykania w pudełkach) ---------- */
.q-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--tone);
  line-height: 0;
  overflow: visible;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.q-icon .ic, .q-icon svg {
  overflow: visible !important;
}
.q-icon .ic { width: 1.35rem; height: 1.35rem; }
.q-card:hover .q-icon {
  transform: scale(1.25) rotate(-8deg);
}

.subject-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.2rem;
  height: 3.2rem;
  color: var(--tone);
  line-height: 0;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}
.subject-icon .ic {
  width: 2.6rem;
  height: 2.6rem;
}
.subject-tile:hover .subject-icon {
  transform: scale(1.22) rotate(-8deg);
}

.about-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-right: 0.45rem;
  color: var(--tone);
  vertical-align: -2px;
  line-height: 0;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.about-icon .ic { width: 1.25rem; height: 1.25rem; }
.about-card:hover .about-icon {
  transform: scale(1.22) rotate(-8deg);
}

/* ---------- Pigułki / Odznaki (Pills) ---------- */
.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  border: 1.5px solid var(--ink);
  line-height: 1.2;
}

.pill > * {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* Punkty zadania — jednolity neutralny szary o wysokim kontraście */
.pill.points {
  background-color: var(--gray-100);
  color: var(--ink);
}

.pill.blue   { background-color: var(--accent-blue-light);  color: var(--ink); }
.pill.green  { background-color: var(--accent-green-light); color: var(--ink); }
.pill.amber  { background-color: var(--accent-amber-light); color: var(--ink); }
.pill.red    { background-color: var(--accent-red-light);   color: var(--ink); }
.pill.purple { background-color: var(--accent-purple-light); color: var(--ink); }
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 0.85rem;
}

.about-card {
  background: #ffffff;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  box-shadow: 2px 2px 0 var(--ink);
}

.about-card-title {
  font-size: 0.88rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 0.35rem;
}

.about-card p {
  font-size: 0.82rem;
  color: var(--text-body);
  margin: 0;
  line-height: 1.45;
}

/* ---------- Pasek Mojego Zestawu (Board Bar) ---------- */
.board-bar {
  background-color: var(--bg-card);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  padding: 0.75rem 1rem;
  margin-bottom: 1.35rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  flex-wrap: wrap;
  transition: background-color 0.15s ease;
}

/* Aktywne zielone tło TYLKO gdy w zestawie są zadania */
.board-bar.has-items {
  background-color: var(--accent-green-light);
}

.board-bar-info {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.board-badge {
  background-color: var(--gray-100);
  color: var(--ink);
  border: 1.5px solid var(--ink);
  font-size: 0.8rem;
  font-weight: 800;
  padding: 1px 7px;
  border-radius: 999px;
}

.board-bar.has-items .board-badge {
  background-color: var(--ink);
  color: #ffffff;
}

.board-bar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.copy-status {
  color: var(--accent-green);
  font-weight: 700;
  font-size: 0.82rem;
}

/* ---------- Pola formularza ---------- */
select {
  padding: 0.55rem 0.75rem;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.88rem;
  background-color: #ffffff;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.1s, box-shadow 0.1s;
  height: 2.45rem;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%231e222e' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px 16px;
  padding-right: 2.4rem;
  cursor: pointer;
}

select:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 4px 4px 0 var(--ink);
}

/* ---------- Siatka i Karty zadań ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.q-card {
  background: var(--bg-card);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
  position: relative;
}

.q-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-md);
}

/* Karta w zestawie — zielona ramka + zachowany cień */
.q-card.in-arkusz {
  border-color: var(--accent-green);
  box-shadow: var(--shadow-sm), 0 0 0 2px var(--accent-green) inset;
}

.q-card.in-arkusz:hover {
  box-shadow: var(--shadow-md), 0 0 0 2px var(--accent-green) inset;
}

.q-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
  gap: 0.4rem;
}

.q-title {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Trafienia wyszukiwania: żółty puls (3×) gasnący do stałego podświetlenia */
mark.km-hl {
  background-color: #fef08a;
  color: inherit;
  border-radius: 3px;
  padding: 0 1px;
  animation: km-hl-pulse 0.9s ease-in-out 3;
}
@keyframes km-hl-pulse {
  0%, 100% { background-color: #fef08a; box-shadow: none; }
  50% { background-color: #fde047; box-shadow: 0 0 10px 2px rgba(250, 204, 21, 0.75); }
}
@media (prefers-reduced-motion: reduce) {
  mark.km-hl { animation: none; }
}

/* Urywka kontekstu trafienia na karcie z obrazkiem */
.q-excerpt {
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--text-body);
  margin-top: 0.5rem;
}
.q-img-wrap {
  background: #ffffff;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  padding: 0;
  height: 240px;
  max-height: 240px;
  display: block;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  transition: border-color 0.15s ease;
  width: 100%;
}

.q-img-wrap:hover {
  border-color: var(--ink);
}

.q-img-wrap img {
  width: 100%;
  min-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  object-position: top center;
}

/* Delikatne rozmycie i zanikanie u dołu podglądu (Blur & Fade-out) */
.q-img-wrap::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 30px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.6) 40%, rgba(255, 255, 255, 0.95) 85%, #ffffff 100%);
  /* backdrop-filter: blur(2px); */
  -webkit-backdrop-filter: blur(2px);
  pointer-events: none;
}

.q-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 0.3rem;
}

.q-actions .btn {
  flex: 1;
}

/* ---------- Pusty stan ---------- */
.empty-card {
  text-align: center;
  padding: 3.5rem 1.5rem;
  background: var(--bg-card);
  border: 1.5px dashed var(--ink);
  border-radius: var(--radius);
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.empty-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gray-100);
  border: 1.5px solid var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.empty-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-main);
  margin: 0;
}

.empty-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  max-width: 420px;
  margin: 0;
}

/* Pusty start: strzałka do wyboru przedmiotu */
.empty-subject {
  text-align: center;
  padding: 2.5rem 1.5rem 3rem;
  background: var(--bg-card);
  border: 1.5px dashed var(--ink);
  border-radius: var(--radius);
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7rem;
}
.empty-subject h2 {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 800;
}
.empty-subject p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}
.empty-subject-arrow {
  font-size: 2.6rem;
  line-height: 1;
  font-weight: 800;
  color: var(--accent-blue);
}
.empty-subject-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

/* ---------- Modal podglądu zadania ---------- */
.modal-box {
  background: var(--bg-card);
  border: 2px solid var(--ink);
  border-radius: var(--radius-lg);
  width: min(880px, 96vw);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1.4rem;
  border-bottom: 1.5px solid var(--ink);
  background: var(--bg-card);
}

.modal-head-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
}

.modal-x {
  background: var(--bg-card);
  border: 1.5px solid var(--ink);
  color: var(--ink);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  box-shadow: 2px 2px 0 var(--ink);
  transition: transform 0.1s, background-color 0.1s;
}

.modal-x:hover {
  background: var(--accent-red-light);
  transform: translate(-1px, -1px);
}

.modal-body {
  padding: 1.25rem 1.4rem;
  overflow-y: auto;
  flex: 1;
}

.modal-body .mb-img {
  max-width: 100%;
  display: block;
  margin: 0.75rem auto;
  background: #ffffff;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  cursor: default;
}

.task-subgroup {
  margin-top: 1.25rem;
}
.task-subgroup:first-child {
  margin-top: 0;
}

.modal-answer {
  margin-top: 0.75rem;
  padding: 0.85rem 1.1rem;
  background: var(--accent-amber-light);
  border: 1.5px solid var(--accent-amber);
  border-left: 4px solid var(--accent-amber);
  border-radius: var(--radius-sm);
}

.modal-answer b {
  color: var(--ink);
  display: block;
  margin-bottom: 0.4rem;
  font-weight: 800;
}

.modal-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  flex-wrap: wrap;
  padding: 0.8rem 1.4rem;
  border-top: 1.5px solid var(--ink);
  background: var(--bg-subtle);
}

.modal-foot-nav, .modal-foot-ops {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.modal-nav-group {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.modal-nav-counter {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-main);
  padding: 0.35rem 0.75rem;
  background-color: var(--bg-card);
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  box-shadow: 2px 2px 0 var(--ink);
  min-height: 2.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Stopka strony ---------- */
.site-footer {
  margin-top: auto;
  background: var(--ink);
  color: #ffffff;
  font-size: 0.88rem;
  padding: 1.2rem 0;
  border-top: 2px solid var(--ink);
}

.site-footer-row {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.site-footer a {
  color: var(--accent-amber-light);
  font-weight: 700;
}

.site-footer a:hover {
  text-decoration: underline;
}

/* Link „O mnie” i „Statystyki” po lewej, copyright po prawej: jedyna zawartość stopki w każdej aplikacji i na stronach statycznych. */
.site-footer-links { display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem; }
.site-footer-copy { font-size: var(--fs-small); color: var(--gray-400); }

/* ---------- Druk (Print) ---------- */
@media print {
  .site-header, .board-bar, .no-print {
    display: none !important;
  }
  .container {
    max-width: 100%;
    padding: 0;
  }
  body {
    font-size: 12pt;
    background: #ffffff;
  }
}

/* ---------- Responsywność ---------- */
@media (max-width: 900px) {
  .site-header-row {
    flex-wrap: wrap;
    gap: 0.65rem;
  }
  .header-nav-center {
    order: 3;
    max-width: 100%;
    flex-basis: 100%;
  }
  .header-actions {
    margin-left: auto;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding: 0.65rem 0;
  }
  .site-header-row {
    row-gap: 0.55rem;
  }
  /* Rząd 1: logo + wybór przedmiotu (pełna szerokość, nic obok) */
  .header-brand-group {
    flex: 1 1 100%;
    flex-wrap: nowrap;
    gap: 0.45rem;
    min-width: 0;
  }
  .brand img {
    height: 30px;
  }
  .header-subject-wrap {
    margin-left: 0;
    min-width: 0;
    flex: 1;
  }
  .header-subject-select {
    min-width: 0;
    max-width: 100%;
    font-size: 0.8rem;
  }
  .header-subject-count {
    font-size: 0.72rem;
    height: 2rem;
    flex-shrink: 0;
  }
  /* Rząd 2: wyszukiwarka + filtry (pełna szerokość) */
  .header-nav-center {
    order: 3;
    flex-basis: 100%;
    max-width: 100%;
    min-width: 0;
  }
  /* Rząd 3: akcje zestawu we własnym rzędzie */
  .header-actions {
    order: 4;
    flex-basis: 100%;
    margin-left: 0;
    justify-content: flex-start;
  }
  .header-subject-badge {
    font-size: 1.15rem;
  }
  .board-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .board-bar-actions {
    margin-left: 0;
    width: 100%;
    justify-content: flex-start;
  }
  .grid-3 {
    grid-template-columns: minmax(0, 1fr); /* 1fr = minmax(auto, 1fr): szerokie treści rozpychały kolumnę poza ekran */
  }
  .q-actions { flex-wrap: wrap; }
  .modal-foot {
    flex-direction: column;
    align-items: stretch;
    gap: 0.6rem;
  }
}

/* ============================================================
   ROZSZERZENIA WSPÓLNE
   Komponenty spoza oryginalnej aplikacji matura, potrzebne wielu
   aplikacjom. Wszystko z tokenów (:root) — bez wartości na sztywno.
   ============================================================ */

[hidden] { display: none !important; }

/* Obrazy z atrybutami width/height (rezerwują miejsce, brak skoków układu) muszą się skalować
   proporcjonalnie: bez height:auto max-width zwęża sam bok i obraz jest ściśnięty. :where() =
   zerowa specyficzność, więc reguły komponentów (.brand img, .q-img-wrap img…) wygrywają. */
:where(img) { max-width: 100%; height: auto; }

.site-header { position: relative; }
.spacer { flex: 1; }
.muted { color: var(--text-muted); }
.hint { color: var(--text-muted); font-size: 0.85rem; margin: 0 0 0.75rem; }
.sr-only {
  position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: 0.5rem; top: -4rem; z-index: 400;
  background: var(--ink); color: #ffffff; padding: 0.5rem 1rem; border-radius: var(--radius-sm);
}
.skip-link:focus { top: 0.5rem; text-decoration: none; }

/* Wpisana fraza: pole szukania świeci na bursztynowo (bez JS, przez :has). */
.header-search-wrap:has(input:not(:placeholder-shown)) input {
  border-color: var(--accent-amber);
  background-color: var(--accent-amber-light);
  box-shadow: 3px 3px 0 var(--accent-amber);
}
.header-search-wrap:has(input:not(:placeholder-shown)) .header-search-icon { color: var(--accent-amber); }

/* Pola tekstowe. :where() = zerowa specyficzność: komponenty (np. .header-search-wrap input)
   zawsze wygrywają z tą regułą ogólną, niezależnie od kolejności w pliku. */
:where(input[type="text"], input[type="search"], input[type="url"]) {
  padding: 0.55rem 0.75rem;
  border: 1.5px solid var(--ink);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.88rem;
  background-color: #ffffff;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
  height: 2.45rem;
  width: 100%;
  transition: border-color 0.1s, box-shadow 0.1s;
}
:where(input[type="text"], input[type="search"], input[type="url"]):focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 4px 4px 0 var(--ink);
}
input[type="file"] {
  width: 100%;
  padding: 0.55rem 0.7rem;
  font: inherit;
  font-size: 0.85rem;
  background: var(--bg-subtle);
  border: 1.5px dashed var(--ink);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.form-grid { display: grid; gap: 0.75rem; }
.form-field { display: grid; gap: 0.3rem; font-size: 0.8rem; font-weight: 700; color: var(--text-main); }

/* Checkbox w stylu marki: <label class="check"><input type="checkbox"><span>Tekst</span></label> */
.check {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-size: 0.88rem; font-weight: 700; color: var(--ink); cursor: pointer; user-select: none;
}
.check input {
  appearance: none; -webkit-appearance: none;
  display: grid; place-content: center; flex-shrink: 0;
  width: 1.3rem; height: 1.3rem; margin: 0;
  background: #ffffff; border: 1.5px solid var(--ink); border-radius: 6px;
  box-shadow: 2px 2px 0 var(--ink); cursor: pointer;
  transition: background-color 0.12s, transform 0.1s, box-shadow 0.1s;
}
.check input::before {
  content: ""; width: 0.7rem; height: 0.7rem; background: var(--ink);
  transform: scale(0); transition: transform 0.1s;
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}
.check input:checked { background: var(--accent-green-light); }
.check input:checked::before { transform: scale(1); }
.check input:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 var(--ink); }

/* Natywny <dialog> jako modal: <dialog class="modal-box"> z .modal-head/.modal-body/.modal-foot.
   Daje focus trap, Esc i inertne tło. */
dialog.modal-box { padding: 0; margin: auto; color: inherit; }
dialog.modal-box:not([open]) { display: none; }
dialog.modal-box::backdrop { background: rgba(17, 24, 39, 0.65); backdrop-filter: blur(4px); }
dialog.modal-box.narrow { width: min(760px, 96vw); }
/* Krótki komunikat lub potwierdzenie (telefon): wąskie okno bez przewijania. */
dialog.modal-box.compact { width: min(26rem, 94vw); }
/* Okno o stałym położeniu i rozmiarze (podgląd zadań): stałe odstępy od góry i od dołu, więc
   nie skacze przy przechodzeniu między treściami o różnej wysokości; przewija się tylko .modal-body. */
dialog.modal-box.tall { top: 1.25rem; bottom: 1.25rem; height: calc(100dvh - 2.5rem); max-height: none; }
dialog.modal-box.tall > * { height: 100%; }
dialog.modal-box.tall .modal-inner { height: 100%; max-height: none; }
.modal-inner { display: flex; flex-direction: column; min-height: 0; max-height: 90vh; }
/* Klucz odpowiedzi ma jedną ramkę (bursztynowe pudełko); obraz w środku nie dostaje drugiej. */
.modal-answer .mb-img { border: 0; border-radius: 0; margin: 0.5rem auto 0; }

/* Etykieta przycisku zależna od checkboxa #f-only (bez JS): .when-off / .when-on. */
.when-on { display: none; }
body:has(#f-only:checked) .when-on { display: inline; }
body:has(#f-only:checked) .when-off { display: none; }

/* Alert: <div class="alert-box warn"><div class="alert-title">…</div><div>…</div></div> */
.alert-box {
  padding: 0.75rem 1rem;
  background: var(--accent-amber-light);
  border: 1.5px solid var(--ink);
  border-left: 5px solid var(--accent-amber);
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  color: var(--ink);
}
.alert-box .alert-title { font-weight: 800; margin-bottom: 0.15rem; }
.alert-box.info { background: var(--accent-blue-light); border-left-color: var(--accent-blue); }
.alert-box.ok { background: var(--accent-green-light); border-left-color: var(--accent-green); }
.alert-box.error { background: var(--accent-red-light); border-left-color: var(--accent-red); }

/* Link do skopiowania jednym kliknięciem: <button class="btn sm blue share-link" data-url="…">. */
.share-link { max-width: 100%; }
.share-link .share-url {
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 22rem;
  font-family: var(--font-mono); font-weight: 600;
}
.btn.share-link.copied { background-color: var(--accent-green-light); }

/* Powiadomienie (toast): #toast.toast, klasa .show pokazuje; .ok / .error kolorują. */
.toast {
  position: fixed; left: 50%; bottom: 1.25rem; z-index: 500;
  transform: translate(-50%, 1rem);
  max-width: min(92vw, 32rem);
  padding: 0.6rem 1rem;
  background: var(--ink); color: #ffffff;
  border: 1.5px solid #ffffff; border-radius: var(--radius-sm);
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.35);
  font-size: 0.88rem; font-weight: 700;
  opacity: 0; pointer-events: none;
  transition: opacity 0.15s, transform 0.15s;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.ok { background: var(--accent-green); }
.toast.error { background: var(--accent-red); }

/* Pasek ładowania pod nagłówkiem (htmx: hx-indicator="#busy"). */
.busy-bar {
  position: absolute; left: 0; right: 0; bottom: -2px; height: 3px;
  overflow: hidden; pointer-events: none;
}
.busy-bar::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
  animation: busy-slide 1s linear infinite;
}
@keyframes busy-slide { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }

/* Pasek postępu (<progress>). */
progress {
  appearance: none; -webkit-appearance: none;
  width: 100%; height: 14px;
  border: 1.5px solid var(--ink); border-radius: 999px;
  background: var(--gray-100); overflow: hidden; box-shadow: 2px 2px 0 var(--ink);
}
progress::-webkit-progress-bar { background: var(--gray-100); }
progress::-webkit-progress-value { background: var(--accent-blue); transition: width 0.2s; }
progress::-moz-progress-bar { background: var(--accent-blue); }

/* Tytuł strony i panel. */
.page-title { font-size: 1.4rem; font-weight: 800; margin: 0 0 1rem; }
.panel {
  background: var(--bg-card);
  border: 1.5px solid var(--ink); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: 1rem 1.25rem; margin-bottom: 1.25rem;
}
.panel h2 { font-size: 1rem; font-weight: 800; margin: 0 0 0.75rem; }
.panel-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(22rem, 1fr)); gap: 1.25rem; margin-bottom: 1.25rem; }
.panel-grid .panel { margin: 0; }

table.table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.table th {
  text-align: left; font-weight: 800; color: var(--text-main);
  padding: 0.5rem 0.6rem; border-bottom: 1.5px solid var(--ink);
}
.table td { padding: 0.5rem 0.6rem; border-bottom: 1px solid var(--gray-200); vertical-align: top; }
.table .num { text-align: right; }
.table code { font-size: 0.85em; background: var(--gray-100); padding: 1px 5px; border-radius: 4px; }

/* Nazwa aplikacji obok znaku halonik.pl: <a class="brand"><img src=".../logo.svg"><span class="brand-app">Prezenter</span></a>.
   Znak jest wszędzie ten sam (/assets/img/logo.svg); to, co odróżnia aplikacje, jest tekstem, nie częścią obrazu. */
.brand:hover { text-decoration: none; }
.brand-app {
  margin-left: 0.7rem; padding-left: 0.7rem; max-width: 8rem;
  border-left: 2px solid var(--ink);
  font-size: 0.68rem; font-weight: 800; line-height: 1.15;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--gray-700);
}
/* Menu „więcej” w nagłówku (telefon): <details class="header-more show-sm"> z rzadziej używanymi akcjami.
   Na telefonie nagłówek ma dwa rzędy: [logo · przedmiot · link · więcej] i [szukaj · filtry];
   wszystko, czego używa się stale, zostaje na wierzchu. Na szerokim ekranie te akcje są w rzędzie (.hide-sm). */
.show-sm { display: none; }
.header-actions-inline { display: flex; align-items: center; gap: 0.4rem; }
.header-more { position: relative; }
.header-more > summary { list-style: none; }
.header-more > summary::-webkit-details-marker { display: none; }
.header-more:not([open]) .header-more-menu { display: none !important; }
.header-more-menu {
  position: absolute; right: 0; top: calc(100% + 0.5rem); z-index: 60;
  display: grid; gap: 0.5rem; min-width: 12.5rem; padding: 0.6rem;
  background: var(--bg-card); border: 1.5px solid var(--ink); border-radius: var(--radius-sm); box-shadow: var(--shadow);
}
.header-more-menu .btn { justify-content: flex-start; }
@media (max-width: 640px) { .show-sm { display: block; } }

/* Wąski telefon (≤ 380 px): sam znak bez napisu (obraz przycięty do lewej części), żeby przedmiot i przyciski miały miejsce. */
@media (max-width: 380px) {
  .brand img { width: 32px; object-fit: cover; object-position: left center; }
}

/* Na telefonie: bez nazwy aplikacji obok znaku i bez etykiet oznaczonych .hide-sm (przycisk zostaje jako ikona). */
@media (max-width: 640px) { .brand-app, .hide-sm { display: none; } }

/* Odnośniki do aplikacji (strona główna, „O mnie”, „Statystyki”): obok logo, a gdy brakuje miejsca zawijają się;
   na telefonie dostają własny wiersz pod logo i rozciągają się na jego szerokość. Nigdy nie wychodzą poza margines. */
.header-actions.header-apps { flex-shrink: 1; min-width: 0; flex-wrap: wrap; justify-content: flex-end; }
@media (max-width: 640px) {
  .header-actions.header-apps { flex: 1 1 100%; }
  .header-apps .btn { flex: 1 1 auto; justify-content: center; }
}

/* Przycisk i pigułki w tonacji strony/komponentu (data-tone): <button class="btn tone">. */
.btn.tone { background-color: var(--tone-light); }
.btn.tone:hover:not(:disabled) { background-color: var(--tone-hover); }
.pill.teal { background-color: var(--accent-teal-light); color: var(--ink); }
.pill.pink { background-color: var(--accent-pink-light); color: var(--ink); }

/* Duży przycisk dotykowy i przycisk na całą szerokość: <button class="btn blue lg block">. */
.btn.lg { min-height: 3.1rem; padding: 0.65rem 1.25rem; font-size: 1rem; }
.btn.block { display: flex; width: 100%; }

/* Wiersz elementów obok siebie. */
.row { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }

/* Pełna szerokość w siatce kart (np. „Załaduj więcej”). */
.grid-more { grid-column: 1 / -1; display: flex; justify-content: center; padding: 0.5rem 0; }

@media (max-width: 640px) {
  dialog.modal-box.tall { top: 0.6rem; bottom: 0.6rem; height: calc(100dvh - 1.2rem); }
  /* Nagłówek w 3 rzędach: logo + „O bazie” / przedmiot (wybór, liczba, link) / szukaj + filtry.
     display:contents wpuszcza dzieci grupy marki do wspólnego wiersza, bez zmiany znaczników. */
  .header-brand-group { display: contents; }
  .brand { order: 1; }
  .header-subject-wrap { order: 2; flex: 1 1 0; min-width: 0; margin-left: 0; flex-wrap: nowrap; }
  .header-actions { order: 3; flex-basis: auto; margin-left: 0; }
  .header-nav-center { order: 4; flex-basis: 100%; }
  .header-subject-select { flex: 1 1 auto; min-width: 0; max-width: none; }
  .header-subject-count { display: none; }
  /* Pasek zestawu: etykieta grupy po lewej w tym samym rzędzie co przyciski. */
  .bar-group { width: 100%; flex-wrap: nowrap; }
  .bar-group-label { flex: 0 0 5.4rem; }
  .bar-group .btn-group, .bar-group .share-link { flex: 1; min-width: 0; }
  .bar-group .share-link { justify-content: flex-start; }
  .bar-group .btn-group .btn { flex: 1; }
  .modal-foot .btn-group { width: 100%; }
  .modal-head-actions { width: 100%; justify-content: space-between; }
  .share-link .share-url { max-width: none; min-width: 0; }
}

/* Porządek przycisków: grupujemy po roli, nie w jednym długim ciągu.
   - Nagłówek okna: tytuł po lewej; nawigacja (.modal-nav-group z licznikiem) i zamknięcie po prawej.
   - Stopka okna (.modal-foot): .modal-foot-nav = działania na treści (klucz, zestaw),
     .modal-foot-ops = narzędzia jako jedna segmentowa .btn-group.
   - Pasek zestawu (.board-bar): .board-bar-top = tytuł + akcja destrukcyjna (osobno, po prawej),
     .board-bar-actions = grupy z etykietą (.bar-group > .bar-group-label + .btn-group). */
.modal-head { flex-wrap: wrap; }
.modal-head-actions { display: flex; align-items: center; gap: 0.6rem; margin-left: auto; }
.modal-foot .btn-group { flex-wrap: nowrap; }
/* Telefon: stopka modala układa się w słupek na całą szerokość — przyciski
   nie wyjeżdżają poza okno zamiast się zawijać (flex:1 z min-width:auto). */
@media (max-width: 640px) {
  .modal-foot-nav, .modal-foot-ops { width: 100%; }
  .modal-foot-nav .btn { flex: 1 1 100%; min-width: 0; }
  .modal-foot .btn-group { flex-wrap: wrap; }
}
.board-bar { flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0.75rem; }
.board-bar-top { display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; flex-wrap: wrap; }
.board-bar-actions { gap: 0.65rem 1.5rem; }
.bar-group { display: inline-flex; align-items: center; gap: 0.5rem; }
.bar-group-label {
  font-size: 0.72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--gray-700); white-space: nowrap;
}

/* ============================================================
   KOLOR I ŻYCIE
   Delikatny brutalizm: konstrukcja (kreska --ink, małe twarde cienie) zostaje,
   kolor wchodzi jako pastelowe akcenty. „Tonacja” (data-tone) nadaje
   stronie/komponentowi jeden kolor: <body data-tone="green"> lub
   <article class="q-card" data-tone="purple">. Bez data-tone tonacja to niebieski.
   Kolory mają znaczenie: zielony = „w zestawie/zaznaczone”, czerwony = niebezpieczne
   (usuń, wyczyść), bursztyn = klucz odpowiedzi. Tonacja aplikacji nie powinna ich
   powielać bez powodu: przedmioty używają niebieskiego, morskiego, fioletowego, różowego
   i zielonego (biologia; zaznaczenie odróżnia wtedy wzór pasków, nie sam kolor).
   Ruch jest ozdobą: wszystko wyłącza prefers-reduced-motion (koniec pliku).
   ============================================================ */
:root {
  --accent-teal:        #0d9488;
  --accent-teal-light:  #ccfbf1;
  --accent-pink:        #db2777;
  --accent-pink-light:  #fbcfe8;

  --paper: #fffdf7;     /* ciepłe tło stron */
  --dot:   #e6e2d4;     /* kropki papieru */

  --tone:       var(--accent-blue);
  --tone-light: var(--accent-blue-light);
  --tone-hover: #c7d2fe;
}
[data-tone="blue"]   { --tone: var(--accent-blue);   --tone-light: var(--accent-blue-light);   --tone-hover: #c7d2fe; }
[data-tone="green"]  { --tone: var(--accent-green);  --tone-light: var(--accent-green-light);  --tone-hover: #a7f3d0; }
[data-tone="teal"]   { --tone: var(--accent-teal);   --tone-light: var(--accent-teal-light);   --tone-hover: #99f6e4; }
[data-tone="purple"] { --tone: var(--accent-purple); --tone-light: var(--accent-purple-light); --tone-hover: #ddd6fe; }
[data-tone="pink"]   { --tone: var(--accent-pink);   --tone-light: var(--accent-pink-light);   --tone-hover: #f9a8d4; }
[data-tone="red"]    { --tone: var(--accent-red);    --tone-light: var(--accent-red-light);    --tone-hover: #fecaca; }
[data-tone="amber"]  { --tone: var(--accent-amber);  --tone-light: var(--accent-amber-light);  --tone-hover: #fde68a; }

::selection { background: var(--tone-light); color: var(--ink); }

/* Pasek koloru nad nagłówkiem, papierowe tło treści. */
.site-header { border-top: 6px solid var(--tone); }
.site-main {
  background-color: var(--paper);
  background-image: radial-gradient(var(--dot) 1.1px, transparent 1.5px);
  background-size: 22px 22px;
}

/* Komponenty nagłówka i pasków w tonacji. */
.header-subject-select, .header-subject-badge { background-color: var(--tone-light); }
.header-subject-select:hover { background-color: var(--tone-hover); }
.header-subject-select:focus { border-color: var(--tone); box-shadow: 3px 3px 0 var(--tone); }
.header-subject-count { background-color: #ffffff; }
.filters-tag-counter { background-color: var(--tone); }
.pill.points { background-color: var(--tone-light); }
.btn.ghost:hover:not(:disabled) { background-color: var(--tone-light); }
.btn.share-link { background-color: var(--tone-light); }
.btn.share-link:hover:not(:disabled) { background-color: var(--tone-hover); }
.btn.share-link.copied { background-color: var(--accent-green-light); }
.modal-head { background-color: var(--tone-light); }

/* Karta: kolorowy „karteluszek” u góry (zaznaczona w zestawie = zielony). */
.q-card { padding-top: calc(14px + 8px); }
.q-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 8px;
  background: var(--tone);
  border-bottom: 1.5px solid var(--ink);
  border-radius: calc(var(--radius) - 1.5px) calc(var(--radius) - 1.5px) 0 0;
}
/* Zaznaczona w zestawie = .in-arkusz (render serwera) LUB przycisk w stanie aria-pressed=true.
   Ta druga forma działa na żywo: odpowiedź OOB podmienia sam przycisk, nie całą kartę. */
.q-card:is(.in-arkusz, :has(.q-actions [aria-pressed="true"])) {
  border-color: var(--accent-green);
  box-shadow: var(--shadow-sm), 0 0 0 2px var(--accent-green) inset;
}
.q-card:is(.in-arkusz, :has(.q-actions [aria-pressed="true"])):hover {
  box-shadow: var(--shadow-md), 0 0 0 2px var(--accent-green) inset;
}
/* Zielone ukośne paski: czytelne w każdej tonacji (także zielonej). */
.q-card:is(.in-arkusz, :has(.q-actions [aria-pressed="true"]))::before {
  background: repeating-linear-gradient(-45deg, var(--accent-green) 0 7px, #ffffff 7px 14px);
}
.about-card[data-tone] { border-left: 6px solid var(--tone); }
.q-actions > .btn.ghost:first-child { background-color: var(--tone-light); }   /* główna akcja karty w tonacji */
.q-actions > .btn.ghost:first-child:hover:not(:disabled) { background-color: var(--tone-hover); }
.site-footer { border-top: 6px solid var(--tone); }

/* Kafelek wyboru (przedmiot, aplikacja): <a class="subject-tile" data-tone="green">. */
.subject-tile {
  display: flex; flex-direction: column; align-items: center; gap: 0.2rem;
  min-width: 9.5rem; padding: 1rem 1.1rem;
  background: var(--tone-light); color: var(--ink);
  border: 1.5px solid var(--ink); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease;
}
.subject-tile:hover {
  text-decoration: none; background: var(--tone-hover);
  transform: translate(-2px, -2px) rotate(-1deg); box-shadow: var(--shadow);
}
.subject-tile:active { transform: translate(1px, 1px); box-shadow: 1px 1px 0 var(--ink); }
.subject-emoji { font-size: 2rem; line-height: 1; transition: transform 0.15s ease; }
.subject-tile:hover .subject-emoji { transform: scale(1.18) rotate(-8deg); }
.subject-tile b { font-size: 0.95rem; font-weight: 800; }
.subject-tile small { color: var(--gray-600); font-size: 0.75rem; font-weight: 600; }

/* Nagłówek strony startowej: fraza podkreślona markerem. */
.hero { padding: 1.5rem 0 1.25rem; }
.hero h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); font-weight: 800; margin: 0 0 0.4rem; }
.hero p { margin: 0 0 1rem; color: var(--text-muted); font-size: 1rem; }
/* Marker: żółte podkreślenie całej frazy, te same barwy i proporcje (em) co pasek pod „halonik.pl” w logo.svg
   (pasek od 0,31 em nad linią pisma do 0,11 em pod nią, wysokość 0,42 em, zapas 0,05 em po bokach). */
.marker {
  position: relative; z-index: 0;
  display: inline-block; white-space: nowrap; line-height: 1; letter-spacing: -0.02em; /* jak w wordmarku logo */
  color: inherit; background: none; padding: 0;
}
.marker::before {
  content: ""; position: absolute; z-index: -1;
  left: -0.0484em; right: -0.0484em; bottom: 0.04em; height: 0.4194em;
  border-radius: 0.0806em; background: var(--brand-yellow);
}

/* Ruch. */
@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes pop { 0% { transform: scale(0.6); } 60% { transform: scale(1.18); } 100% { transform: scale(1); } }
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }
@keyframes modal-in { from { opacity: 0; transform: translateY(14px) scale(0.98); } to { opacity: 1; transform: none; } }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

.q-card { animation: rise 0.35s ease backwards; }   /* backwards: po animacji hover znów działa */
.grid-3 > .q-card:nth-child(3n+2) { animation-delay: 0.05s; }
.grid-3 > .q-card:nth-child(3n+3) { animation-delay: 0.1s; }
.board-badge, .filters-tag-counter { animation: pop 0.3s ease; }
.empty-subject-arrow { animation: bob 1.6s ease-in-out infinite; color: var(--tone); }
dialog.modal-box[open] { animation: modal-in 0.18s ease-out; }
dialog.modal-box[open]::backdrop { animation: fade-in 0.18s ease-out; }
.brand img { transition: transform 0.15s ease; }
.brand:hover img { transform: rotate(-2deg) scale(1.03); }
.btn .ic { transition: transform 0.15s ease; }
.btn:hover:not(:disabled) .ic { transform: rotate(-8deg) scale(1.15); }

/* ==========================================================================
   STRONA STARTOWA (site/index.html) — klasy z prefiksem hp-
   ========================================================================== */
.hp-section { margin-top: 3.5rem; }
.hp-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 0.75rem 1.5rem; margin-bottom: 1.25rem; }
.hp-head h2 { font-size: clamp(1.4rem, 2.6vw, 1.85rem); font-weight: 700; letter-spacing: -0.02em; margin: 0; display: flex; align-items: center; gap: 0.6rem; }
.hp-head p { margin: 0.25rem 0 0; color: var(--text-muted); font-size: 0.95rem; }

/* Karta danych: wygląd karty .q-card (obrys, twardy cień, kolorowy karteluszek), bez unoszenia po najechaniu. */
.hp-card {
  position: relative; min-width: 0;
  background: var(--bg-card); border: 1.5px solid var(--ink); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); padding: calc(1.1rem + 8px) 1.25rem 1.15rem;
  animation: rise 0.35s ease backwards;
}
.hp-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 8px;
  background: var(--tone); border-bottom: 1.5px solid var(--ink);
  border-radius: calc(var(--radius) - 1.5px) calc(var(--radius) - 1.5px) 0 0;
}
.hp-card h3 { font-size: var(--fs-title); font-weight: 700; letter-spacing: -0.01em; margin: 0; }
.hp-card-head { display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 0.6rem 0.75rem; margin-bottom: 0.9rem; }
.hp-card-sub { margin: 0.15rem 0 0; color: var(--text-muted); font-size: var(--fs-small); }

/* --- Hero --- */
.hp-hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 2.5rem 3rem; align-items: center; padding: 1.25rem 0 0.5rem; }
.hp-hero h1 { font-size: clamp(2.3rem, 5.4vw, 3.7rem); line-height: 1.1; letter-spacing: -0.03em; font-weight: 700; margin: 0 0 1.1rem; }
.hp-lead { max-width: 34rem; margin: 0 0 1.6rem; font-size: 1.1rem; line-height: 1.55; color: var(--text-body); }
.hp-cta { display: flex; flex-wrap: wrap; gap: 0.85rem; }
.hp-facts { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem 1.4rem; margin: 1.6rem 0 0; padding: 0; color: var(--text-body); font-size: 0.86rem; font-weight: 600; }
.hp-facts li { display: inline-flex; align-items: center; gap: 0.4rem; }
.hp-facts .ic { color: var(--accent-green); }

/* Kompozycja po prawej: trzy karteczki z produktu (zadanie, PIN, link). */
.hp-art { display: grid; grid-template-columns: 1.15fr 1fr; gap: 1.1rem; align-items: stretch; }
.hp-art-card {
  position: relative; background: var(--bg-card); border: 1.5px solid var(--ink); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: calc(0.95rem + 8px) 1.05rem 0.95rem;
  animation: art-in 0.35s ease backwards;
}
.hp-art-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 8px;
  background: var(--tone); border-bottom: 1.5px solid var(--ink);
  border-radius: calc(var(--radius) - 1.5px) calc(var(--radius) - 1.5px) 0 0;
}
.hp-art-task { grid-column: 1 / -1; transform: rotate(-1deg); }
.hp-art-pin  { transform: rotate(1.2deg); }
.hp-art-link { transform: rotate(-1.4deg); display: flex; flex-direction: column; justify-content: center; gap: 0.5rem; }
.hp-art-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem; margin-bottom: 0.8rem; }
.hp-art-lines { display: grid; gap: 0.5rem; margin-bottom: 0.9rem; }
.hp-art-lines i { display: block; height: 0.6rem; border-radius: 999px; background: var(--gray-200); }
.hp-art-lines i:nth-child(1) { width: 96%; }
.hp-art-lines i:nth-child(2) { width: 82%; }
.hp-art-lines i:nth-child(3) { width: 64%; }
.hp-art-key { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.3rem 0.65rem; border: 1.5px solid var(--ink); border-radius: var(--radius-sm); background: var(--accent-amber-light); font-size: 0.78rem; font-weight: 700; font-family: var(--font-display); }
.hp-art-label { font-size: 0.72rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; }
.hp-pin { display: flex; gap: 0.4rem; margin-top: 0.55rem; }
.hp-pin b {
  flex: 1; display: grid; place-items: center; aspect-ratio: 1; min-width: 0;
  border: 1.5px solid var(--ink); border-radius: var(--radius-sm); box-shadow: 2px 2px 0 var(--ink);
  font-family: var(--font-mono); font-size: 1.35rem; font-weight: 700; color: var(--ink);
}
.hp-pin b:nth-child(1) { background: var(--accent-purple-light); }
.hp-pin b:nth-child(2) { background: var(--accent-green-light); }
.hp-pin b:nth-child(3) { background: var(--accent-amber-light); }
.hp-pin b:nth-child(4) { background: var(--accent-pink-light); }
.hp-url { font-family: var(--font-mono); font-size: 0.78rem; font-weight: 700; padding: 0.4rem 0.6rem; border: 1.5px solid var(--ink); border-radius: var(--radius-sm); background: var(--tone-light); white-space: nowrap; }

/* Wejście karteczek hero nie rusza `transform`: karteczki mają stały przechył (rotate), a `rise` kończy się na `transform: none`, więc wjeżdżały proste i po animacji skokowo się przechylały. */
@keyframes art-in { from { opacity: 0; scale: 0.96; } }

/* Kompozycja hero reaguje na wskaźnik myszy: home() w stats.js ustawia --mx/--my (−1…1 względem środka sekcji). Im „bliżej” warstwa, tym dalej się przesuwa; plamy za karteczkami idą w przeciwną stronę. Dotyk i prefers-reduced-motion nie ustawiają zmiennych, więc kompozycja stoi w miejscu. */
.hp-art { position: relative; isolation: isolate; }
.hp-art::before, .hp-art::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; border: 1.5px solid var(--ink); pointer-events: none; transition: translate 0.3s ease-out; }
.hp-art::before { width: 8.5rem; height: 8.5rem; top: -1.75rem; right: 0.25rem; background: var(--accent-amber-light); translate: calc(var(--mx, 0) * -10px) calc(var(--my, 0) * -8px); }
.hp-art::after { width: 6rem; height: 6rem; bottom: -1.4rem; left: 0; background: var(--accent-pink-light); translate: calc(var(--mx, 0) * -16px) calc(var(--my, 0) * -10px); }
.hp-art-card { transition: translate 0.3s ease-out; }
.hp-art-task { translate: calc(var(--mx, 0) * 4px) calc(var(--my, 0) * 3px); }
.hp-art-pin  { translate: calc(var(--mx, 0) * 8px) calc(var(--my, 0) * 6px); animation-delay: 0.08s; }
.hp-art-link { translate: calc(var(--mx, 0) * 12px) calc(var(--my, 0) * 8px); animation-delay: 0.16s; }

/* --- Karty aplikacji --- */
.hp-apps { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 26rem), 1fr)); gap: 1.5rem; }
/* Nieparzysta liczba kart: ostatnia zajmuje cały wiersz zamiast stać sama po lewej. */
.hp-apps > :last-child:nth-child(odd) { grid-column: 1 / -1; }

/* --- Kategorie aplikacji na stronie głównej (nagłówek strony linkuje do ich id) --- */
.hp-cat { scroll-margin-top: 4.5rem; }
.hp-cat + .hp-cat { margin-top: 2.5rem; }
.hp-cat-head { margin-bottom: 1rem; }
.hp-cat-title { display: flex; align-items: center; gap: 0.6rem; margin: 0; font-size: clamp(1.15rem, 2.2vw, 1.45rem); font-weight: 700; letter-spacing: -0.02em; }
.hp-cat-title .ic { color: var(--tone); }
.hp-cat-head p { margin: 0.25rem 0 0; color: var(--text-muted); font-size: 0.95rem; }
.hp-app { display: flex; flex-direction: column; gap: 0.9rem; padding: calc(1.35rem + 8px) 1.5rem 1.5rem; }
.hp-app-head { display: flex; align-items: center; gap: 0.85rem; }
.hp-app-icon { display: inline-flex; color: var(--tone); flex-shrink: 0; transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1); }
.hp-app-icon .ic { width: 2.5rem; height: 2.5rem; }
.hp-app:hover .hp-app-icon { transform: scale(1.12) rotate(-6deg); }
.hp-app-title { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1.15; margin: 0; }
.hp-app-sub { margin: 0.1rem 0 0; font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
.hp-app-head .pill { margin-left: auto; align-self: flex-start; }
.hp-app-text { margin: 0; color: var(--text-body); line-height: 1.55; }
.hp-app-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; font-size: 0.9rem; font-weight: 600; }
.hp-app-list li { display: flex; align-items: flex-start; gap: 0.5rem; }
.hp-app-list .ic { color: var(--tone); margin-top: 0.15rem; }
.hp-app .q-actions { margin-top: auto; padding-top: 0.4rem; }

/* --- Na żywo --- */
.hp-pulse { position: relative; display: inline-block; width: 0.75rem; height: 0.75rem; border-radius: 50%; border: 1.5px solid var(--ink); background: var(--accent-amber); flex-shrink: 0; }
.hp-pulse.on { background: var(--accent-green); animation: hp-pulse 1.8s ease-out infinite; }
@keyframes hp-pulse { 0% { box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.55); } 100% { box-shadow: 0 0 0 0.6rem rgba(5, 150, 105, 0); } }

.hp-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.1rem; margin-bottom: 1.25rem; }
.hp-kpi-top { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; color: var(--text-body); font-size: var(--fs-body); font-weight: 600; }
.hp-kpi-top .ic { width: 1.35rem; height: 1.35rem; color: var(--tone); transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1); }
.hp-card:hover .hp-kpi-top .ic { transform: rotate(-8deg) scale(1.15); }
.hp-kpi-value { display: flex; align-items: baseline; gap: 0.4rem; margin-top: 0.5rem; font-family: var(--font-display); font-size: clamp(2rem, 3.6vw, 2.7rem); font-weight: 700; line-height: 1.05; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; color: var(--ink); }
.hp-kpi-note { margin-top: 0.3rem; font-size: var(--fs-small); color: var(--text-muted); line-height: 1.35; }
.hp-kpis > .hp-card:nth-child(2), .hp-duo-grid > .hp-card:nth-child(2) { animation-delay: 0.05s; }
.hp-kpis > .hp-card:nth-child(3) { animation-delay: 0.1s; }
.hp-kpis > .hp-card:nth-child(4) { animation-delay: 0.15s; }

.hp-duo-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1.1rem; margin-bottom: 1.25rem; }

/* Wiersz „etykieta … wartość”: jeden wzór w każdej karcie statystyk. Etykieta Inter, wartość Space Grotesk. */
.hp-ram-row, .hp-subpart-row {
  display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem;
  margin: 0 -0.35rem; padding: 0.12rem 0.35rem; border-radius: var(--radius-sm);
  font-size: var(--fs-body); font-weight: 500; color: var(--text-body);
  transition: background-color 0.2s ease;
}
.hp-ram-row:hover, .hp-subpart-row:hover { background-color: var(--tone-light); }
.hp-ram-row b, .hp-subpart-row b, .hp-legend b {
  font-family: var(--font-display); font-size: var(--fs-value); font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums;
}
.hp-ram-row b, .hp-subpart-row b { text-align: right; }

.hp-disk-vol { display: grid; gap: 0.25rem; }
.hp-disk-vol .hp-op-bar { display: block; height: 0.5rem; overflow: hidden; background: var(--gray-200); border: 1.5px solid var(--ink); border-radius: 99px; }
.hp-disk-vol .hp-op-bar i { display: block; height: 100%; background: var(--tone); }

.pill b { font-weight: 700; }
.hp-server .hint { margin: 0; font-size: var(--fs-small); color: var(--text-muted); }
.pill.xs { margin-left: auto; padding: 0.05rem 0.45rem; font-size: var(--fs-micro); font-weight: 700; }

/* Wykresy. Liniowy („Ruch na serwerze”) rozciąga się do karty; słupkowy (.bars) ma stałą wysokość, a jego SVG ma viewBox równy pikselom (stats.js), więc tekst nie jest skalowany. */
.hp-chartcard { display: flex; flex-direction: column; }
.hp-chart { position: relative; flex: 1; min-height: 10rem; margin: 0.25rem 0 0.4rem; border-bottom: 1.5px solid var(--ink); }
.hp-chart.bars { flex: none; height: 15rem; min-height: 0; border-bottom: 0; touch-action: pan-y; isolation: isolate; }
.hp-trends { margin-top: 1.25rem; }
.trend-axis-label { font-family: var(--font-main); font-size: var(--fs-micro); font-weight: 600; font-variant-numeric: tabular-nums; fill: var(--text-muted); }
.trend-axis-line { stroke: var(--ink); stroke-width: 1.5; }
.trend-grid-line { stroke: var(--gray-300); stroke-width: 1; stroke-dasharray: 4 4; }
.trend-bar { stroke: var(--ink); stroke-width: 1.5; transform-box: fill-box; transform-origin: 50% 100%; animation: trend-grow 0.35s cubic-bezier(0.2, 0.8, 0.2, 1) backwards; }
.trend-bar.people { fill: var(--accent-blue); }
.trend-bar.bots { fill: var(--accent-pink); }
@keyframes trend-grow { from { transform: scaleY(0); } }
.hp-hover { position: absolute; inset: 0; pointer-events: none; }
.hp-trend-col { position: absolute; z-index: -1; background: var(--gray-100); border-radius: var(--radius-sm); transition: left 0.12s ease; }
.hp-tip { position: absolute; top: 0; z-index: 2; display: flex; align-items: center; gap: 0.5rem; padding: 0.3rem 0.6rem; font-size: var(--fs-small); font-weight: 700; white-space: nowrap; transform: translateX(-50%); background: var(--bg-card); border: 1.5px solid var(--ink); border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); pointer-events: none; }
.hp-tip b { font-family: var(--font-display); }
.hp-tip > span { display: inline-flex; align-items: center; gap: 0.35rem; }
.hp-tip .hp-key.bots { background: var(--accent-pink); }
.hp-chart svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.hp-chart .grid { stroke: var(--gray-200); stroke-width: 1.5; stroke-dasharray: 4 4; vector-effect: non-scaling-stroke; }
.hp-chart .area { fill: var(--tone); opacity: 0.16; }
.hp-chart .line { fill: none; stroke: var(--tone); stroke-width: 2.75; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.hp-chart .line.bots { stroke: var(--accent-pink); stroke-width: 2.25; stroke-dasharray: 6 4; }
.hp-chart-dot { position: absolute; width: 0.8rem; height: 0.8rem; margin: -0.4rem 0 0 -0.4rem; border-radius: 50%; border: 1.5px solid var(--ink); background: var(--tone); }
.hp-axis { display: flex; justify-content: space-between; gap: 0.75rem; font-size: var(--fs-micro); font-weight: 600; color: var(--text-muted); }

.hp-server { display: flex; flex-direction: column; justify-content: flex-start; align-items: stretch; gap: 0.85rem; }
.hp-server-top { display: flex; align-items: center; gap: 1.25rem; }
.hp-server-top .hp-ring { margin: 0; flex: 0 0 7.5rem; width: 7.5rem; height: 7.5rem; }
.hp-server-metrics { flex: 1 1 auto; min-width: 0; display: grid; gap: 0.1rem; }
.hp-service { display: flex; flex-direction: column; gap: 0.85rem; }
.hp-ring { position: relative; width: min(9.5rem, 100%); aspect-ratio: 1; }
.hp-ring circle { fill: none; stroke-width: 13; }
.hp-ring .track { stroke: var(--gray-200); }
.hp-ring .value { stroke: var(--tone); stroke-linecap: round; transition: stroke-dasharray 0.6s ease; }
.hp-ring-text { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 1.75rem; font-weight: 700; line-height: 1; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.hp-ring-text small { margin-top: 0.3rem; font-size: var(--fs-micro); font-weight: 600; letter-spacing: 0; color: var(--text-muted); }
.hp-ram { display: grid; gap: 0.1rem; padding-top: 1rem; border-top: 1.5px dashed var(--gray-300); }
.hp-spark { display: block; width: 100%; height: 2.4rem; margin-top: 0.35rem; overflow: visible; }
.hp-spark .line { fill: none; stroke: var(--accent-purple); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.hp-spark .area { fill: var(--accent-purple); opacity: 0.16; }

/* Ludzie i roboty: dwa kolory na wykresie, w pasku udziału i w legendzie. */
.hp-legend { display: flex; flex-wrap: wrap; gap: 0.3rem 1.1rem; font-size: var(--fs-small); font-weight: 600; color: var(--text-body); }
.hp-legend span { display: inline-flex; align-items: center; gap: 0.4rem; }
.hp-key { flex-shrink: 0; width: 0.8rem; height: 0.8rem; border: 1.5px solid var(--ink); border-radius: 50%; background: var(--accent-blue); }
.hp-key.bots { background: var(--accent-pink); }
.hp-split { display: flex; height: 0.9rem; border: 1.5px solid var(--ink); border-radius: 999px; overflow: hidden; background: var(--gray-100); }
.hp-split i { display: block; height: 100%; transition: width 0.5s ease; }
.hp-split .people { background: var(--accent-blue); border-right: 1.5px solid var(--ink); }
.hp-split .bots { background: var(--accent-pink); }
.hp-split .people[style*="width:0%"], .hp-split .people[style*="width: 0%"] { border-right: 0; }

/* ==========================================================================
   STRONA STATYSTYK (site/statystyki) — klasy z prefiksem st-: tytuł, spis sekcji, karty aplikacji
   ========================================================================== */
.st-title { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 0.75rem 1.5rem; padding-top: 0.5rem; }
.st-title h1 { margin: 0; display: flex; align-items: center; gap: 0.7rem; font-size: clamp(1.8rem, 3.6vw, 2.5rem); letter-spacing: -0.02em; }
.st-title p { margin: 0.3rem 0 0; color: var(--text-muted); }
/* Spis sekcji zostaje na górze okna: z długiej strony da się skoczyć wprost do tego, co się szuka. */
.st-nav { position: sticky; top: 0; z-index: 30; display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; padding: 0.6rem 0; background: var(--paper); border-bottom: 1.5px dashed var(--gray-300); }
.st-nav a { padding: 0.3rem 0.9rem; font-family: var(--font-display); font-size: 0.85rem; font-weight: 700; color: var(--ink); background: var(--bg-card); border: 1.5px solid var(--ink); border-radius: 999px; box-shadow: 2px 2px 0 var(--ink); white-space: nowrap; }
.st-nav a:hover { text-decoration: none; background: var(--tone-light); }
.st-section { margin-top: 2.25rem; scroll-margin-top: 4.25rem; }
.st-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 0.6rem 1.5rem; margin-bottom: 1rem; }
.st-head h2 { margin: 0; font-size: clamp(1.4rem, 2.6vw, 1.85rem); font-weight: 700; letter-spacing: -0.02em; }
.st-head p { margin: 0.25rem 0 0; max-width: 46rem; color: var(--text-muted); font-size: 0.95rem; }
.hp-kpi-note b { color: var(--ink); font-variant-numeric: tabular-nums; }

/* Karty aplikacji: nagłówek, kafelki „teraz”, lista czynności. Rozmównica (.st-wide) zajmuje cały rząd. */
.st-apps { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.1rem; align-items: start; }
.st-wide { grid-column: 1 / -1; }
.st-app { display: grid; gap: 0.95rem; align-content: start; }
.st-app-head { display: flex; align-items: flex-start; gap: 0.75rem; }
.st-app-head h3 { margin: 0; }
.st-app-head .pill { margin-left: auto; }
.st-app-icon .ic { width: 2rem; height: 2rem; color: var(--tone); }
.st-tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr)); gap: 0.6rem; }
.st-tile { display: grid; gap: 0.15rem; align-content: start; padding: 0.6rem 0.8rem; background: var(--tone-light); border: 1.5px solid var(--ink); border-radius: var(--radius-sm); box-shadow: 1.5px 1.5px 0 var(--ink); }
.st-tile > b { font-family: var(--font-display); font-size: 1.9rem; line-height: 1.05; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.st-tile > span { font-size: var(--fs-body); font-weight: 600; line-height: 1.25; color: var(--text-body); }
.st-tile small { display: block; font-size: var(--fs-small); font-weight: 400; color: var(--text-muted); }
.st-tile[data-kind="direct"] { background: var(--accent-green-light); }
.st-tile[data-kind="fallback"] { background: var(--accent-amber-light); }
.st-tile[data-kind="waiting"] { background: var(--gray-100); }
.st-ops { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.8rem; }

/* Rozmównica: trzy bloki obok siebie (rozmowy teraz, wolne kanały zapasowe, czynności). */
.st-rz { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem 2.5rem; }
.st-rz > .st-block:first-child { grid-column: 1 / -1; }
.st-rz > .st-block:first-child .st-tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.st-block { display: grid; gap: 0.6rem; align-content: start; min-width: 0; }
.st-block h4 { margin: 0; font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; }
.st-block h4 small { margin-left: 0.4rem; font-family: var(--font-main); font-size: var(--fs-small); font-weight: 600; color: var(--text-muted); }
.st-note { margin: 0; font-size: var(--fs-small); line-height: 1.4; color: var(--text-muted); }
small.st-note { display: block; margin-top: 0.35rem; }
.st-modes .direct { background: var(--accent-green); }
.st-modes .fallback { background: var(--accent-amber); }
.st-modes .waiting { background: var(--gray-300); }
.st-modes i:not([style*="width:0%"]) { border-right: 1.5px solid var(--ink); }
.st-k-direct { background: var(--accent-green); }
.st-k-fallback { background: var(--accent-amber); }
.st-k-waiting { background: var(--gray-300); }
.st-legend { gap: 0.2rem 0.9rem; font-weight: 500; }

/* Miernik zajętych kanałów zapasowych: pasek pokazuje zajęte miejsca; bursztyn poniżej 20% wolnych, czerwień przy komplecie. */
.st-meter-row { display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem; margin-top: 0.3rem; font-size: var(--fs-body); font-weight: 600; }
.st-meter-row b { font-family: var(--font-display); font-size: var(--fs-value); color: var(--ink); font-variant-numeric: tabular-nums; }
.st-meter { display: block; height: 0.9rem; overflow: hidden; background: var(--accent-green-light); border: 1.5px solid var(--ink); border-radius: 999px; }
.st-meter i { display: block; height: 100%; background: var(--tone); border-right: 1.5px solid var(--ink); transition: width 0.5s ease; }
.st-meter i[style*="width:0%"] { border-right: 0; }
.st-meter.warn i { background: var(--accent-amber); }
.st-meter.full { background: var(--accent-red-light); }
.st-meter.full i { background: var(--accent-red); }
.st-meter-note { display: block; margin-top: -0.25rem; font-size: var(--fs-small); color: var(--text-muted); }

/* Ruch i serwer. */
.st-reqs { display: grid; gap: 0.1rem; margin-top: 0.9rem; padding-top: 0.8rem; border-top: 1.5px dashed var(--gray-300); }
.st-reqs code { font-family: var(--font-mono); font-size: 0.85em; }
.st-total { margin-top: 0.2rem; padding-top: 0.3rem; border-top: 1px dashed var(--gray-200); }

/* --- Słupki procesów na serwerze: RAM i nałożone CPU --- */
.st-proc-grid { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.85rem; }
.st-proc-row { display: grid; gap: 0.35rem; padding: 0.75rem 0.9rem; background: var(--bg-card); border: 1.5px solid var(--ink); border-radius: var(--radius-sm); box-shadow: 2px 2px 0 var(--ink); }
.st-proc-row:hover { background: var(--bg-subtle); }
.st-proc-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.4rem 1rem; }
.st-proc-title { display: flex; align-items: baseline; gap: 0.5rem; min-width: 0; }
.st-proc-title b { font-family: var(--font-display); font-size: 1.05rem; }
.st-proc-title small { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); }
.st-proc-stats { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.6rem 1rem; font-size: var(--fs-small); font-variant-numeric: tabular-nums; }
.st-proc-stats .cpu-chip { display: inline-flex; align-items: center; gap: 0.3rem; padding: 1px 7px; border: 1.5px solid var(--ink); border-radius: 999px; font-weight: 700; background: var(--accent-amber-light); }
.st-proc-stats .cpu-chip.hot { background: var(--accent-red-light); color: var(--accent-red); }
.st-proc-stats .ram-curr { font-weight: 700; color: var(--ink); }
.st-proc-stats .ram-range { color: var(--text-muted); font-size: 0.8rem; }
.st-proc-bar-wrap { position: relative; height: 1.25rem; background: var(--gray-200); border: 1.5px solid var(--ink); border-radius: 999px; overflow: hidden; }
.st-proc-range-span { position: absolute; top: 0; bottom: 0; background: var(--gray-300); opacity: 0.7; }
.st-proc-ram-bar { position: absolute; top: 0; bottom: 0; left: 0; background: var(--tone, var(--accent-blue)); border-right: 1.5px solid var(--ink); transition: width 0.4s ease; }
.st-proc-cpu-overlay { position: absolute; top: 2px; bottom: 2px; left: 2px; height: calc(100% - 4px); background: repeating-linear-gradient(45deg, var(--accent-amber) 0 4px, var(--accent-amber-light) 4px 8px); border: 1px solid var(--ink); border-radius: 999px; opacity: 0.95; transition: width 0.4s ease; box-shadow: 1px 1px 0 rgba(0,0,0,0.15); z-index: 2; }
.st-proc-cpu-overlay.hot { background: repeating-linear-gradient(45deg, var(--accent-red) 0 4px, var(--accent-red-light) 4px 8px); }

/* --- Poziomy wykres dysku na aplikacje --- */
.st-disk-stacked { display: flex; height: 1.4rem; border: 1.5px solid var(--ink); border-radius: 999px; overflow: hidden; background: var(--gray-200); box-shadow: 2px 2px 0 var(--ink); margin: 0.75rem 0 1rem; }
.st-disk-segment { height: 100%; transition: width 0.4s ease; min-width: 0; }
.st-disk-segment:not(:last-child) { border-right: 1.5px solid var(--ink); }
.st-disk-segment.green  { background: var(--accent-green); }
.st-disk-segment.blue   { background: var(--accent-blue); }
.st-disk-segment.teal   { background: var(--accent-teal); }
.st-disk-segment.purple { background: var(--accent-purple); }
.st-disk-segment.pink   { background: var(--accent-pink); }
.st-disk-segment.amber  { background: var(--accent-amber); }
.st-disk-segment.gray   { background: var(--gray-400); }
.st-disk-legend { display: flex; flex-wrap: wrap; gap: 0.4rem 1.1rem; font-size: var(--fs-small); margin-bottom: 1.25rem; }
.st-disk-legend-item { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 600; }
.st-disk-legend-item .swatch { width: 0.85rem; height: 0.85rem; border: 1.5px solid var(--ink); border-radius: 3px; }
.st-disk-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); gap: 1rem; }
.st-disk-card { display: grid; gap: 0.65rem; padding: 0.9rem; background: var(--bg-card); border: 1.5px solid var(--ink); border-radius: var(--radius-sm); box-shadow: 2px 2px 0 var(--ink); }
.st-disk-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 0.5rem; }
.st-disk-card-head b { font-family: var(--font-display); font-size: 1.05rem; }
.st-disk-items { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.65rem; }
.st-disk-item { display: grid; gap: 0.2rem; font-size: var(--fs-small); }
.st-disk-item-row { display: flex; justify-content: space-between; gap: 0.5rem; font-weight: 500; }
.st-disk-item-row b { font-variant-numeric: tabular-nums; font-weight: 700; }
.st-disk-bar { height: 0.65rem; background: var(--gray-100); border: 1.5px solid var(--ink); border-radius: 999px; overflow: hidden; }
.st-disk-bar i { display: block; height: 100%; background: var(--tone); border-right: 1.5px solid var(--ink); transition: width 0.4s ease; }
/* Etykiety procentów na dużych segmentach + podświetlenie hover */
.st-disk-segment { min-width: 2px; display: flex; align-items: center; justify-content: center; overflow: hidden; transition: opacity 0.15s ease; }
.st-disk-seg-label { font-size: 0.7rem; font-weight: 800; color: #fff; text-shadow: 0 1px 2px rgba(0,0,0,0.5); white-space: nowrap; }
.st-disk-segment.is-dim, .st-disk-legend-item.is-dim, .st-disk-item.is-dim { opacity: 0.35; }
.st-disk-legend-item, .st-disk-item { transition: opacity 0.15s ease; }
.swatch.sm { width: 0.7rem; height: 0.7rem; flex-shrink: 0; }
.st-disk-item-row { align-items: center; }
.st-disk-item-name { display: inline-flex; align-items: center; gap: 0.45rem; min-width: 0; }

/* --- Aktywność: paski proporcjonalne do liczby czynności --- */
.hp-seg { display: inline-flex; }
.hp-seg .btn[aria-pressed="true"] { background-color: var(--ink); color: #ffffff; }
.hp-op { display: grid; grid-template-columns: 1.4rem minmax(0, 1fr) auto; column-gap: 0.65rem; row-gap: 0.35rem; align-items: center; }
.hp-op > .ic { color: var(--tone); }
.hp-op-name { min-width: 0; font-size: var(--fs-body); font-weight: 600; display: flex; flex-wrap: wrap; align-items: center; gap: 0.2rem 0.5rem; }
.hp-op-live { font-size: var(--fs-micro); font-weight: 700; padding: 1px 7px; border: 1.5px solid var(--ink); border-radius: 999px; background: var(--tone-light); white-space: nowrap; }
.hp-op-val { font-family: var(--font-display); font-size: var(--fs-value); font-weight: 700; font-variant-numeric: tabular-nums; }
.hp-op-bar { grid-column: 2 / -1; height: 0.7rem; border: 1.5px solid var(--ink); border-radius: 999px; background: var(--gray-100); overflow: hidden; }
.hp-op-bar i { display: block; height: 100%; min-width: 0; background: var(--tone); border-right: 1.5px solid var(--ink); transition: width 0.5s ease; }
.hp-op-bar i.zero { border-right: 0; }
.hp-empty { margin: 1.25rem 0 0; padding: 0.75rem 1rem; border: 1.5px dashed var(--gray-400); border-radius: var(--radius-sm); color: var(--text-body); font-size: var(--fs-body); background: var(--bg-subtle); }

/* --- Co nowego --- */
.hp-changes { list-style: none; margin: 0; padding: 0; }
.hp-changes li { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: 0.75rem; align-items: baseline; padding: 0.8rem 0; border-top: 1.5px dashed var(--gray-300); }
.hp-changes li:first-child { border-top: 0; padding-top: 0; }
.hp-changes li:last-child { padding-bottom: 0; }
.hp-changes .pill { justify-self: start; }
.hp-changes p { margin: 0; line-height: 1.5; }
.hp-changes code { font-family: var(--font-mono); font-size: 0.85em; background: var(--gray-100); padding: 1px 5px; border-radius: 4px; }
.hp-news-nav { display: flex; align-items: center; justify-content: center; gap: 0.75rem; margin-top: 0.9rem; padding-top: 0.9rem; border-top: 1.5px dashed var(--gray-300); }
.hp-news-page { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-muted); }
/* --- Strona „O mnie” (site/o-mnie) --- */
/* Portret w hero: ramka w stylu karteczek, lekko przechylona, z pastelowymi plamami z tyłu (jak .hp-art). */
.ab-portrait { position: relative; isolation: isolate; justify-self: center; width: min(100%, 21rem); margin: 1rem 0 0; }
.ab-portrait::before, .ab-portrait::after { content: ""; position: absolute; z-index: -1; border-radius: 50%; border: 1.5px solid var(--ink); pointer-events: none; }
.ab-portrait::before { width: 8.5rem; height: 8.5rem; top: -1.75rem; right: -1.5rem; background: var(--accent-amber-light); }
.ab-portrait::after { width: 6rem; height: 6rem; bottom: 1.5rem; left: -1.6rem; background: var(--accent-pink-light); }
.ab-portrait-frame {
  overflow: hidden; background: var(--bg-card); border: 1.5px solid var(--ink); border-radius: var(--radius);
  box-shadow: var(--shadow); transform: rotate(1.5deg); animation: art-in 0.35s ease backwards;
}
.ab-portrait-frame img { display: block; width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: center top; }
.ab-portrait figcaption {
  display: flex; flex-direction: column; gap: 0.1rem; padding: 0.7rem 1rem;
  border-top: 1.5px solid var(--ink); background: var(--tone-light); font-size: var(--fs-small); color: var(--text-muted);
}
.ab-portrait figcaption b { font-family: var(--font-display); font-size: 1.05rem; color: var(--ink); }

/* Zasady i kroki: trzy równe karty w rzędzie, wyższe i z większą czcionką niż .about-card z okien dialogowych. */
.ab-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
.ab-card { display: flex; flex-direction: column; gap: 0.8rem; padding: calc(1.3rem + 8px) 1.4rem 1.4rem; }
.ab-card:nth-child(2) { animation-delay: 0.05s; }
.ab-card:nth-child(3) { animation-delay: 0.1s; }
.ab-card-head { display: flex; align-items: center; gap: 0.75rem; }
.ab-card-head h3 { font-size: 1.15rem; line-height: 1.25; margin: 0; }
.ab-card-icon { display: inline-flex; flex-shrink: 0; color: var(--tone); }
.ab-card-icon .ic { width: 1.5rem; height: 1.5rem; }
.ab-card-icon.lead .ic { width: 2.25rem; height: 2.25rem; }
.ab-steps .ab-card-icon { margin-left: auto; }
.ab-num {
  display: grid; place-items: center; flex-shrink: 0; width: 2.1rem; height: 2.1rem;
  border: 1.5px solid var(--ink); border-radius: 50%; background: var(--tone-light); box-shadow: 2px 2px 0 var(--ink);
  font-family: var(--font-display); font-weight: 700; font-size: 1.05rem;
}
.ab-card .hp-app-text { font-size: 0.95rem; }

/* Kontakt: jedna szeroka karta (ikona, tekst, przycisk), na wąskim ekranie w kolumnie. */
.ab-contact { display: flex; align-items: center; gap: 1.5rem; padding: calc(1.4rem + 8px) 1.75rem 1.5rem; }
.ab-contact .hp-app-icon .ic { width: 3rem; height: 3rem; }
.ab-contact-text { flex: 1 1 18rem; min-width: 0; }
.ab-contact-text h3 { font-size: 1.4rem; margin: 0 0 0.35rem; }
.ab-contact .btn { flex-shrink: 0; }
@media (max-width: 640px) {
  .ab-contact { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .ab-contact .btn { align-self: stretch; justify-content: center; }
  .ab-portrait { width: min(100%, 17rem); }
}

@media (max-width: 960px) {
  .hp-hero { grid-template-columns: minmax(0, 1fr); }
  .hp-duo-grid { grid-template-columns: minmax(0, 1fr); }
  .hp-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hp-server-top { flex-wrap: wrap; }
  .st-apps, .st-rz { grid-template-columns: minmax(0, 1fr); }
  .st-rz > .st-block:first-child .st-tiles { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .hp-section { margin-top: 2.75rem; }
  .hp-changes li { grid-template-columns: minmax(0, 1fr); gap: 0.35rem; }
  .hp-kpis { gap: 0.75rem; }
  .st-nav { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .st-nav::-webkit-scrollbar { display: none; }
  .st-section { margin-top: 1.75rem; }
  .hp-card { padding-left: 1rem; padding-right: 1rem; }
  .hp-art { gap: 0.85rem; }
  .hp-art-card { padding-left: 0.85rem; padding-right: 0.85rem; }
  .hp-pin { gap: 0.3rem; }
  .hp-pin b { font-size: 1.05rem; }
  .hp-url { font-size: 0.7rem; padding: 0.4rem; }
  .hp-app { padding-left: 1.15rem; padding-right: 1.15rem; }
  .hp-app-title { font-size: 1.3rem; }
}

/* Kropka stanu połączenia (zielona = działa, bursztynowa = czeka/przekaźnik): Prezenter, Tablica. */
.status-dot {
  display: inline-block; flex-shrink: 0;
  width: 0.65rem; height: 0.65rem; border-radius: 50%;
  border: 1.5px solid var(--ink);
  animation: status-pulse 2.4s ease-in-out infinite;
}
.status-dot.green { background: var(--accent-green); }
.status-dot.amber { background: var(--accent-amber); }
.status-dot.grey { background: var(--gray-300); animation: none; }
@keyframes status-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* PIN z czterech pól: <div class="pin-row"><input class="pin-digit" maxlength="1">×4</div> (Prezenter, Tablica). */
.pin-row { display: flex; justify-content: center; gap: min(0.75rem, 3.5vw); }
.pin-digit {
  width: min(3.5rem, 17vw); height: min(4rem, 20vw);
  padding: 0; text-align: center; text-transform: uppercase;
  font-family: var(--font-mono); font-size: min(1.75rem, 8.5vw); font-weight: 700; color: var(--ink);
  background: var(--bg-card);
  border: 1.5px solid var(--ink); border-radius: var(--radius-sm); box-shadow: var(--shadow-sm);
  transition: background-color 0.12s, transform 0.1s, box-shadow 0.1s;
}
.pin-digit:focus { outline: none; border-color: var(--tone); box-shadow: 4px 4px 0 var(--tone); }
.pin-digit.filled { background: var(--tone-light); animation: pop 0.25s ease; }

/* Krój nagłówkowy i mono. Reguły stoją późno w pliku, żeby wygrać z `font-family: inherit` komponentów. */
h1, h2, h3, h4, .btn, .pill, .brand-app, .modal-head-title, .q-title, .about-card-title, .subject-tile b,
.bar-group-label, .page-title, .header-subject-select, .header-subject-badge, .header-subject-count,
.table th, .form-field, .alert-title, .toast, .modal-nav-counter, .board-badge, .filters-tag-counter,
.hero h1, .modal-x { font-family: var(--font-display); }
code, kbd, pre, .share-url { font-family: var(--font-mono); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}
