:root {
  /* Kolory Bazy i Kart */
  --c-bg: #0b1120;
  --c-card-bg: #1e293b;
  --c-surface: rgba(30, 41, 59, 0.75);
  --c-border: rgba(255, 255, 255, 0.08);

  /* Statusy i Akcenty */
  --c-accent: #38bdf8;
  --c-star-gold: #facc15;
  --c-danger: #ef4444;
  --c-success: #4ade80;
  --c-magic: #c084fc;

  /* Typografia */
  --c-text: #f8fafc;
  --c-text-dim: #94a3b8;
  --font-base: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

* {
  box-sizing: border-box;
  user-select: none;
  -webkit-user-select: none;
  margin: 0;
  padding: 0;
}

html, body {
  background-color: var(--c-bg);
  color: var(--c-text);
  font-family: var(--font-base);
  overflow: hidden;
  /* Zamiast sztywnego 100vh: 100dvh dynamicznie dopasowuje się do widocznego okna */
  height: 100vh;
  height: 100dvh;
  width: 100vw;
  width: 100dvw;
  position: fixed; /* Zapobiega niekontrolowanemu przesuwaniu całej strony w Android WebView/Chrome */
  inset: 0;
}

button {
  touch-action: manipulation;
  font-family: inherit;
}

.hidden {
  display: none !important;
}

/* Uniwersalna Karta */
.card {
  background: var(--c-card-bg);
  padding: 20px 18px;
  border-radius: 20px;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
  width: 100%;
  max-width: 420px;
  text-align: center;
  border: 1px solid var(--c-border);
}

.core-btn {
  background: var(--c-accent);
  color: #0b1120;
  border: none;
  border-radius: 12px;
  font-weight: 800;
  font-size: 0.95rem;
  padding: 10px 16px;
  cursor: pointer;
  transition: transform 0.1s, opacity 0.1s;
}

.core-btn:active {
  transform: scale(0.97);
  opacity: 0.9;
}

.core-btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--c-text);
  border: 1px solid var(--c-text-dim);
}

.core-btn-edu-play {
  padding: 6px 10px;
  font-size: 0.75rem;
  border-radius: 8px;
  white-space: nowrap;
  align-self: center;
}

/* Nagłówek wspólny dla podgier */
.core-header {
  width: 100%;
  max-width: 580px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 12px;
  font-size: 0.8rem;
  background: var(--c-surface);
  backdrop-filter: blur(8px);
  border-radius: 14px;
  border: 1px solid var(--c-border);
  z-index: 50;
}

.stars-badge {
  color: var(--c-star-gold);
  font-weight: 800;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.core-header strong {
  color: var(--c-accent);
}

/* Modale */
.core-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 17, 32, 0.88);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 500;
  backdrop-filter: blur(4px);
}

.modal-btn-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  width: 100%;
}

.modal-btn-row .core-btn {
  flex: 1;
  max-width: 160px;
}

/* Menu Główne */
#core-menu {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  /* Dynamiczne uwzględnienie paska gestów Androida */
  padding-bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  padding-top: calc(16px + env(safe-area-inset-top, 0px));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.platform-title {
  font-size: 2rem;
  font-weight: 900;
  color: var(--c-accent);
  letter-spacing: 2px;
  margin: 10px 0 16px 0;
  text-align: center;
}

.daily-star-container {
  margin: 8px auto 14px auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
}

.daily-star-icon {
  font-size: 3.2rem;
  color: var(--c-star-gold);
  filter: drop-shadow(0 0 12px rgba(250, 204, 21, 0.6));
  transition: transform 0.2s;
}

.daily-star-container:not(.disabled):active .daily-star-icon {
  transform: scale(1.25) rotate(15deg);
}

.daily-star-container.disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.daily-star-hint {
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: 4px;
  color: var(--c-star-gold);
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  width: 100%;
  max-width: 800px;
  margin-bottom: 20px;
}

.game-card {
  background: var(--c-card-bg);
  border: 1px solid var(--c-border);
  border-radius: 16px;
  padding: 14px;
  display: flex;
  gap: 12px;
  cursor: pointer;
  align-items: center;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  transition: transform 0.15s ease;
}

.game-card:active {
  transform: scale(0.98);
}

.game-card-icon {
  font-size: 2.4rem;
  width: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.game-card-info {
  flex: 1;
  text-align: left;
}

.game-card-info h3 {
  font-size: 1.05rem;
  color: var(--c-accent);
  margin-bottom: 4px;
}

.game-card-info p {
  font-size: 0.75rem;
  color: var(--c-text-dim);
  margin-bottom: 6px;
  line-height: 1.25;
}

.game-card-stats {
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  gap: 10px;
}

.game-card-disabled {
  opacity: 0.45;
  filter: grayscale(1);
  border-style: dashed;
  cursor: not-allowed !important;
}

.game-card-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

/* === ZARZĄDZANIE VIEWPORTEM GIER GŁÓWNYCH === */
#game-viewport {
  position: absolute;
  inset: 0;
  width: 100vw;
  width: 100dvw;
  height: 100vh;
  height: 100dvh;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  box-sizing: border-box;
}

/* Blokada: Water Sort / Zręcznościówki (Brak scrolla i zoomu) */
.viewport-locked {
  overflow: hidden;
  touch-action: none;
}

/* Swoboda: Sudoku / Plansze (Pinch-to-zoom & Scroll) */
.viewport-free {
  overflow: auto;
  touch-action: pan-x pan-y pinch-zoom;
  -webkit-overflow-scrolling: touch;
}

/* === ZARZĄDZANIE VIEWPORTEM EDUKACYJNYM (OVERLAY NAD GRĄ/MENU) === */
#edu-viewport {
  position: fixed;
  inset: 0;
  width: 100vw;
  width: 100dvw;
  height: 100vh;
  height: 100dvh;
  z-index: 1000;
  background: var(--c-bg);
  display: flex;
  flex-direction: column;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  box-sizing: border-box;
}

/* === PANEL PRZYCISKÓW ADMINISTRACYJNYCH W MENU === */
.menu-bottom-controls {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  max-width: 420px;
  margin: 10px auto calc(20px + env(safe-area-inset-bottom, 0px)) auto;
}

/* === LISTA KONFIGURACYJNA GIER EDUKACYJNYCH === */
.edu-config-list {
  max-height: 55vh;
  overflow-y: auto;
  text-align: left;
  margin: 12px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-right: 4px;
}

.edu-config-group {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 10px 14px;
}

.edu-config-group-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--c-accent);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.edu-config-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.85rem;
}

.edu-config-item:last-child {
  border-bottom: none;
}

.edu-config-item input[type="checkbox"] {
  margin-top: 3px;
  transform: scale(1.2);
  accent-color: var(--c-accent);
  cursor: pointer;
}

.edu-item-info {
  flex: 1;
}

.edu-item-header {
  font-weight: 700;
  color: var(--c-text);
  display: flex;
  align-items: center;
  gap: 6px;
}

.edu-badge-level {
  font-size: 0.7rem;
  background: rgba(56, 189, 248, 0.15);
  color: var(--c-accent);
  padding: 2px 6px;
  border-radius: 6px;
  font-weight: 800;
}

.edu-item-desc {
  font-size: 0.75rem;
  color: var(--c-text-dim);
  margin-top: 2px;
  line-height: 1.2;
}

/* Przycisk zamknięcia overlayu EDU */
.core-edu-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.85);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 1.2rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1010;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.core-edu-close-btn:active {
  transform: scale(0.92);
}

/* Przycisk 'Graj' na liście gier EDU */
.core-btn-edu-play {
  padding: 6px 10px;
  font-size: 0.75rem;
  border-radius: 8px;
  white-space: nowrap;
  align-self: center;
}

/* core/core.css */
.core-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 17, 32, 0.88);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 2000; /* Zwiększone z 500 na 2000, by być nad #edu-viewport (z-index: 1000) */
  backdrop-filter: blur(4px);
}

/* === AUTO-SKALOWANIE WIDOKÓW GIER (GŁÓWNE I EDU) === */
#game-viewport, #edu-viewport {
  position: absolute;
  inset: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Uniwersalna plansza podlegająca autoskalowaniu */
.game-scalable-root {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform-origin: center center;
  will-change: transform;
}

/* W trybie swobodnym (scroll/zoom) rezygnujemy z wymuszonego flex-centrowania */
.viewport-free {
  overflow: auto !important;
  touch-action: pan-x pan-y pinch-zoom !important;
  -webkit-overflow-scrolling: touch;
  display: block !important;
}

.viewport-locked {
  overflow: hidden !important;
  touch-action: none !important;
}