/* ==========================================================================
   Leitor 3D DearFlip — O Porquinho dos Sonhos
   ========================================================================== */

.reader {
  width: 100%;
  height: 100dvh;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 16px 3% 12px;
  border: 0;
  border-radius: 0;
  background: radial-gradient(ellipse at center, #132b49 0%, #06142e 65%, #020815 100%);
  overflow: hidden;
  box-sizing: border-box;
  color: #fff;
  z-index: 10000;
}

.reader::backdrop {
  background: rgba(2, 8, 21, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.reader[open] {
  display: flex;
  flex-direction: column;
}

/* Header superior da prévia */
.reader-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0 0 10px;
  min-height: 44px;
  padding: 0 4px;
}

.reader-header-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.reader-header h2 {
  font-size: 22px;
  font-family: var(--display, Georgia, serif);
  color: #ffcf56;
  margin: 0;
  letter-spacing: 0.5px;
}

.reader-header .eyebrow {
  font-size: 9px;
  letter-spacing: 1.6px;
  color: #9eb7d6;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.reader-header .eyebrow span {
  color: #ffcf56;
}

.reader-close {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 207, 86, 0.3);
  color: #ffe4aa;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reader-close:hover {
  background: rgba(255, 207, 86, 0.22);
  color: #fff;
  transform: rotate(90deg) scale(1.08);
  border-color: #ffcf56;
  box-shadow: 0 0 15px rgba(255, 207, 86, 0.4);
}

/* Palco onde o DearFlip é renderizado */
.reader-stage {
  flex: 1;
  min-height: 0;
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 8px;
}

#flipbook-reader {
  width: 100%;
  height: 100%;
  position: relative;
}

/* Dica de navegação no rodapé */
.reader-hint {
  flex-shrink: 0;
  margin: 8px 0 0;
  font-size: 11px;
  color: #8da6c7;
  text-align: center;
  letter-spacing: 0.3px;
}

.reader-status {
  position: absolute;
  left: 20%;
  right: 20%;
  bottom: 80px;
  text-align: center;
  font-size: 13px;
  color: #ffe4aa;
  pointer-events: none;
  z-index: 100;
}

.reader-status:empty {
  display: none;
}

/* ==========================================================================
   Customização do DearFlip para combinar com a identidade visual do livro
   ========================================================================== */

.df-container {
  background: transparent !important;
}

/* Barra flutuante inferior com glassmorphism mágico */
.df-container.df-floating .df-ui-controls {
  background: rgba(5, 17, 39, 0.88) !important;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 207, 86, 0.35) !important;
  border-radius: 999px !important;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.55), 0 0 20px rgba(255, 207, 86, 0.12) !important;
  padding: 2px 10px !important;
  bottom: 12px !important;
}

.df-ui-btn {
  background-color: transparent !important;
  color: #c0d3e8 !important;
  border: none !important;
  transition: all 0.2s ease !important;
  font-size: 16px !important;
}

.df-ui-btn:hover {
  color: #ffcf56 !important;
  background-color: rgba(255, 207, 86, 0.16) !important;
  border-radius: 6px !important;
}

.df-ui-btn.df-active {
  color: #ffcf56 !important;
  background-color: rgba(255, 207, 86, 0.25) !important;
  border-radius: 6px !important;
}

.df-ui-btn.disabled,
.df-ui-btn.disabled:hover {
  color: rgba(255, 255, 255, 0.2) !important;
  background: transparent !important;
}

/* Contador de páginas */
.df-ui-page {
  background-color: transparent !important;
  color: #ffe4aa !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  padding: 8px 6px 2px !important;
}

.df-ui-page input {
  color: #ffe4aa !important;
  font-size: 12px !important;
  font-weight: 700 !important;
  border-bottom: 1px solid rgba(255, 207, 86, 0.5) !important;
  text-align: center !important;
}

.df-ui-page label {
  color: #ffe4aa !important;
  font-size: 12px !important;
}

/* Botões flutuantes laterais (setas esquerda e direita) */
.df-container.df-floating > .df-ui-prev,
.df-container.df-floating > .df-ui-next {
  background: rgba(5, 17, 39, 0.8) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 207, 86, 0.35) !important;
  color: #ffcf56 !important;
  width: 44px !important;
  height: 44px !important;
  border-radius: 50% !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45), 0 0 12px rgba(255, 207, 86, 0.15) !important;
  transition: all 0.25s cubic-bezier(0.2, 0.8, 0.2, 1) !important;
}

.df-container.df-floating > .df-ui-prev {
  left: 12px !important;
}

.df-container.df-floating > .df-ui-next {
  right: 12px !important;
}

.df-container.df-floating > .df-ui-prev:hover,
.df-container.df-floating > .df-ui-next:hover {
  background: rgba(255, 207, 86, 0.25) !important;
  color: #ffffff !important;
  border-color: #ffcf56 !important;
  transform: translateY(-50%) scale(1.12) !important;
  box-shadow: 0 0 25px rgba(255, 207, 86, 0.5) !important;
}

/* Gaveta de miniaturas (thumbnails) */
.df-thumb-container {
  background: rgba(5, 17, 39, 0.96) !important;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-top: 1px solid rgba(255, 207, 86, 0.3) !important;
  box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.5) !important;
  padding: 12px 10px !important;
}

.df-thumb-item {
  border-radius: 6px !important;
  overflow: hidden !important;
  border: 2px solid transparent !important;
  transition: all 0.2s ease !important;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.35) !important;
}

.df-thumb-item:hover,
.df-thumb-item.df-thumb-selected {
  border-color: #ffcf56 !important;
  transform: translateY(-3px) scale(1.05) !important;
  box-shadow: 0 0 16px rgba(255, 207, 86, 0.5) !important;
}

/* Botão de fechar gaveta de miniaturas */
.df-ui-sidemenu-close {
  background: rgba(5, 17, 39, 0.9) !important;
  border: 1px solid rgba(255, 207, 86, 0.35) !important;
  color: #ffcf56 !important;
  border-radius: 6px 0 0 6px !important;
}

.df-ui-sidemenu-close:hover {
  background: rgba(255, 207, 86, 0.25) !important;
  color: #fff !important;
}

/* Loading spinner */
.df-loading .loading-info {
  color: #ffe4aa !important;
  font-family: var(--font, sans-serif) !important;
  font-size: 13px !important;
  background: rgba(5, 17, 39, 0.8) !important;
  border: 1px solid rgba(255, 207, 86, 0.25) !important;
  border-radius: 8px !important;
  padding: 8px 16px !important;
}

/* Responsividade Mobile */
@media (max-width: 760px) {
  .reader {
    padding: 10px 2% 8px;
  }

  .reader-header {
    min-height: 38px;
    margin-bottom: 6px;
  }

  .reader-header h2 {
    font-size: 17px;
  }

  .reader-header .eyebrow {
    font-size: 7.5px;
  }

  .reader-close {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

  .df-container.df-floating .df-ui-controls {
    bottom: 6px !important;
    padding: 0 4px !important;
    transform: translateX(-50%) scale(0.92) !important;
  }

  .df-container.df-floating > .df-ui-prev {
    left: 4px !important;
  }

  .df-container.df-floating > .df-ui-next {
    right: 4px !important;
  }

  .reader-hint {
    font-size: 10px;
    margin-top: 4px;
  }
}