/* ============================================================
   BINGO DE STREAM — Estilos
   ============================================================ */

/* ===== VARIÁVEIS DE TEMA (padrão: Noturno Roxo) ===== */
:root {
  --bg: #1a1a2e;
  --surface: #16213e;
  --surface2: #0f3460;
  --accent: #e94560;
  --accent2: #f5a623;
  --cell-bg: #1e2d4a;
  --cell-selected: #533483;
  --cell-selected-border: #a855f7;
  --cell-border: #2a3f6a;
  --text: #e8eaf6;
  --text-muted: #8892b0;
  --header-bg: #0f3460;
  --btn-bg: #1e2d4a;
  --btn-hover: #2a3f6a;
  --border-color: #2a3f6a;
  --success: #4ade80;
  --overlay: rgba(10, 10, 26, 0.85);
}

/* ===== RESET ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Sarpanch', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* ============================================================
   HEADER
   ============================================================ */
#app-header {
  background: var(--header-bg);
  border-bottom: 2px solid var(--accent);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 20px rgba(233, 69, 96, 0.2);
}

#app-header h1 {
  font-family: 'Sarpanch', sans-serif;
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--text);
  text-transform: uppercase;
  margin-right: 6px;
  white-space: nowrap;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.header-sep {
  flex: 1;
}

/* ===== BOTÕES DO HEADER ===== */
.btn-icon {
  background: var(--btn-bg);
  border: 1px solid var(--border-color);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: 'Sarpanch', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background 0.15s, border-color 0.15s, transform 0.1s;
  white-space: nowrap;
}

.btn-icon:hover {
  background: var(--btn-hover);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.btn-icon:active {
  transform: translateY(0);
}

.btn-icon svg {
  flex-shrink: 0;
}

.btn-icon.danger:hover {
  border-color: #ef4444;
}

.btn-icon.success-btn:hover {
  border-color: var(--success);
}

/* ============================================================
   LAYOUT PRINCIPAL
   ============================================================ */
#main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 16px;
  gap: 20px;
}

/* ===== BARRA DE CONTROLES ===== */
#controls-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 900px;
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 12px 16px;
}

#controls-bar label {
  font-family: 'Sarpanch', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  white-space: nowrap;
}

/* ===== CONTROLE DE TAMANHO DA GRADE ===== */
#grid-size-control {
  display: flex;
  align-items: center;
  gap: 8px;
}

#grid-size-control button {
  background: var(--btn-bg);
  border: 1px solid var(--border-color);
  color: var(--text);
  border-radius: 6px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, border-color 0.15s;
}

#grid-size-control button:hover {
  background: var(--btn-hover);
  border-color: var(--accent2);
}

#grid-size-display {
  font-family: 'Sarpanch', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  min-width: 48px;
  text-align: center;
  color: var(--accent2);
}

/* ===== INPUT DE TÍTULO ===== */
#title-input {
  background: var(--btn-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 7px 12px;
  color: var(--text);
  font-family: 'Sarpanch', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  width: 200px;
  transition: border-color 0.15s;
}

#title-input:focus {
  outline: none;
  border-color: var(--accent);
}

#title-input::placeholder {
  color: var(--text-muted);
}

/* ============================================================
   GRID DE BINGO
   ============================================================ */
#bingo-wrap {
  width: 100%;
  max-width: 900px;
}

#bingo-title-display {
  font-family: 'Sarpanch', sans-serif;
  font-size: 2rem;
  font-weight: 900;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  min-height: 2.4rem;
  display: none;
}

#bingo-grid {
  display: grid;
  gap: 6px;
  width: 100%;
  aspect-ratio: 1;
}

/* ============================================================
   CÉLULA
   ============================================================ */
.cell {
  background: var(--cell-bg);
  border: 2px solid var(--cell-border);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60px;
  user-select: none;
}

.cell:hover {
  border-color: var(--accent2);
  transform: scale(1.01);
  z-index: 2;
}

.cell.selected {
  background: var(--cell-selected);
  border-color: var(--cell-selected-border);
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.4);
}

.cell.selected .cell-text {
  opacity: 0.85;
}

/* Texto dentro da célula */
.cell-text {
  font-family: 'Sarpanch', sans-serif;
  font-size: clamp(10px, 2.2vh, 18px);
  font-weight: 600;
  text-align: center;
  padding: 6px;
  line-height: 1.2;
  word-break: break-word;
  z-index: 2;
  position: relative;
  pointer-events: none;
  color: var(--text);
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

/* Imagem de fundo da célula */
.cell-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

/* Fundo semi-transparente no texto quando há imagem */
.cell-img + .cell-text {
  background: rgba(0, 0, 0, 0.45);
  border-radius: 4px;
}

/* Overlay da célula selecionada */
.cell.selected::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(168, 85, 247, 0.18);
  z-index: 3;
  pointer-events: none;
}

/* Célula em modo edição */
.cell.edit-mode {
  cursor: default;
}

.cell.edit-mode:hover {
  transform: none;
}

/* ============================================================
   MODAL BASE
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-box {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  width: min(480px, 95vw);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  transform: translateY(16px);
  transition: transform 0.2s;
}

.modal-overlay.active .modal-box {
  transform: translateY(0);
}

.modal-box h2 {
  font-family: 'Sarpanch', sans-serif;
  font-size: 1.4rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
  color: var(--accent2);
}

/* ============================================================
   MODAL DE EDIÇÃO DE CÉLULA
   ============================================================ */
.modal-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.modal-row label {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

textarea.cell-edit-text {
  background: var(--btn-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Sarpanch', sans-serif;
  font-size: 1rem;
  padding: 10px 12px;
  resize: vertical;
  min-height: 80px;
  width: 100%;
  transition: border-color 0.15s;
}

textarea.cell-edit-text:focus {
  outline: none;
  border-color: var(--accent);
}

/* ===== ZONA DE DROP DE IMAGEM ===== */
.img-drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  position: relative;
}

.img-drop-zone:hover,
.img-drop-zone.drag-over {
  border-color: var(--accent);
  background: rgba(233, 69, 96, 0.07);
}

.img-drop-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.img-drop-zone p {
  font-size: 0.85rem;
  color: var(--text-muted);
  pointer-events: none;
}

.img-drop-zone strong {
  display: block;
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 4px;
}

/* Preview da imagem selecionada */
.img-preview-wrap {
  position: relative;
  display: inline-block;
  margin-top: 10px;
}

.img-preview-wrap img {
  max-width: 100%;
  max-height: 160px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  display: block;
}

.img-preview-wrap .remove-img {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--accent);
  border: none;
  color: white;
  border-radius: 50%;
  width: 24px;
  height: 24px;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.paste-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 6px;
}

/* ===== AÇÕES DO MODAL ===== */
.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
  justify-content: flex-end;
}

/* ===== BOTÕES ===== */
.btn-primary {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: white;
  border-radius: 8px;
  padding: 9px 20px;
  cursor: pointer;
  font-family: 'Sarpanch', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background 0.15s, transform 0.1s;
}

.btn-primary:hover {
  background: #c73652;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--btn-bg);
  border: 1px solid var(--border-color);
  color: var(--text);
  border-radius: 8px;
  padding: 9px 18px;
  cursor: pointer;
  font-family: 'Sarpanch', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background 0.15s;
}

.btn-secondary:hover {
  background: var(--btn-hover);
}

.btn-danger-outline {
  background: transparent;
  border: 1px solid #ef4444;
  color: #ef4444;
  border-radius: 8px;
  padding: 9px 18px;
  cursor: pointer;
  font-family: 'Sarpanch', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background 0.15s;
  margin-right: auto;
}

.btn-danger-outline:hover {
  background: rgba(239, 68, 68, 0.1);
}

/* ============================================================
   MODAL SALVAR / CARREGAR
   ============================================================ */
#save-load-modal .modal-box {
  width: min(540px, 95vw);
}

.save-input-row {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.save-input-row input {
  flex: 1;
  background: var(--btn-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text);
  font-family: 'Sarpanch', sans-serif;
  font-size: 0.95rem;
  padding: 9px 12px;
  transition: border-color 0.15s;
}

.save-input-row input:focus {
  outline: none;
  border-color: var(--accent);
}

/* Lista de bingos salvos */
.saved-list {
  max-height: 280px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.saved-item {
  display: flex;
  align-items: center;
  background: var(--btn-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  gap: 10px;
  transition: border-color 0.15s;
}

.saved-item:hover {
  border-color: var(--accent2);
}

.saved-item-name {
  flex: 1;
  font-family: 'Sarpanch', sans-serif;
  font-size: 1rem;
  font-weight: 600;
}

.saved-item-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.saved-item-actions {
  display: flex;
  gap: 6px;
}

.saved-item-actions button {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text);
  border-radius: 6px;
  padding: 4px 10px;
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: 'Sarpanch', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: background 0.15s, border-color 0.15s;
}

.saved-item-actions button:hover {
  background: var(--btn-hover);
  border-color: var(--accent);
}

.saved-item-actions button.del {
  color: #ef4444;
}

.saved-item-actions button.del:hover {
  border-color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 20px;
  font-size: 0.9rem;
}

/* ============================================================
   MODAL DE TEMA
   ============================================================ */
#theme-modal .modal-box {
  width: min(440px, 95vw);
}

.theme-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
}

.theme-item {
  border: 2px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.1s;
}

.theme-item:hover {
  transform: scale(1.02);
}

.theme-item.active {
  border-color: var(--accent2) !important;
}

.theme-swatch {
  display: flex;
  gap: 4px;
  margin-bottom: 8px;
}

.theme-swatch span {
  flex: 1;
  height: 20px;
  border-radius: 4px;
}

.theme-name {
  font-family: 'Sarpanch', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============================================================
   BANNER DE VITÓRIA (BINGO!)
   ============================================================ */
#win-banner {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 500;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

#win-banner.show {
  display: flex;
}

.win-box {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 20px;
  padding: 40px 60px;
  text-align: center;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.8);
  animation: winPop 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.win-box h2 {
  font-family: 'Sarpanch', sans-serif;
  font-size: 3.5rem;
  font-weight: 900;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}

.win-box p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  margin-top: 6px;
}

@keyframes winPop {
  from { transform: scale(0.5); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}

/* ============================================================
   MODAL DE CONFIRMAÇÃO
   ============================================================ */
#confirm-modal .modal-box {
  width: min(380px, 95vw);
}

#confirm-modal .modal-box p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

/* ============================================================
   SCROLLBAR CUSTOMIZADA
   ============================================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ============================================================
   TOAST (notificação)
   ============================================================ */
#toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--success);
  color: #0a2a0a;
  border-radius: 8px;
  padding: 10px 20px;
  font-family: 'Sarpanch', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  z-index: 1000;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

#toast.show  { transform: translateX(-50%) translateY(0); }
#toast.error { background: var(--accent); color: white; }

/* ============================================================
   RODAPÉ
   ============================================================ */
#app-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 24px 16px 32px;
  text-align: center;
}

#app-footer a {
  color: var(--text-muted);
  font-family: 'Sarpanch', sans-serif;
  font-size: 0.85rem;
  text-decoration: none;
  transition: color 0.15s;
}

#app-footer a:hover {
  color: var(--accent2);
  text-decoration: underline;
}

#app-footer .footer-credit {
  color: var(--text-muted);
  font-size: 0.78rem;
  opacity: 0.7;
}

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width: 600px) {
  #app-header h1 { font-size: 1.3rem; }
  .btn-icon span { display: none; }
  #title-input { width: 130px; }
}