/* ==========================================================================
   BLE EMBEDDED READER — СТИЛИ И ТИПОГРАФИКА БЛЭ
   Импринт «Бюро латеральной экстраполяции» (Роман Викторович Пустослов)
   ========================================================================== */

:root {
  --ble-bg-dark: #0b0f17;
  --ble-card-bg: #121824;
  --ble-card-border: rgba(229, 169, 60, 0.2);
  --ble-gold: #e5a93c;
  --ble-gold-glow: rgba(229, 169, 60, 0.4);
  --ble-neon: #10b981;
  --ble-neon-glow: rgba(16, 185, 129, 0.4);
  --ble-text: #e2e8f0;
  --ble-text-muted: #94a3b8;
  --ble-font-serif: 'Georgia', 'Merriweather', 'PT Serif', serif;
  --ble-font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --ble-max-w: 740px;
}

body.ble-reader-open {
  overflow: hidden !important;
}

/* Полноэкранный оверлей читалки */
#ble-reader-overlay {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--ble-bg-dark);
  color: var(--ble-text);
  z-index: 999999;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
  font-family: var(--ble-font-sans);
}

#ble-reader-overlay.active {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

/* Верхняя панель управления */
.ble-reader-header {
  height: 60px;
  background: rgba(18, 24, 36, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--ble-card-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.25rem;
  flex-shrink: 0;
  z-index: 100;
}

.ble-reader-meta {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.ble-header-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--ble-card-border);
  color: var(--ble-text);
  border-radius: 8px;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 1.1rem;
}

.ble-header-btn:hover {
  background: rgba(229, 169, 60, 0.15);
  color: var(--ble-gold);
  border-color: var(--ble-gold);
}

.ble-header-btn.active {
  background: rgba(16, 185, 129, 0.2);
  color: var(--ble-neon);
  border-color: var(--ble-neon);
  box-shadow: 0 0 10px var(--ble-neon-glow);
}

.ble-reader-title-box {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ble-reader-book-name {
  font-size: 0.82rem;
  color: var(--ble-gold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

.ble-reader-chapter-name {
  font-size: 0.98rem;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ble-reader-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Прогресс-бар главы */
.ble-reader-progress-track {
  position: absolute;
  top: 59px;
  left: 0;
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.05);
  z-index: 101;
}

.ble-reader-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--ble-gold), var(--ble-neon));
  transition: width 0.15s ease-out;
}

/* Основная рабочая область для текста */
.ble-reader-viewport {
  flex: 1;
  overflow-y: auto;
  padding: 3rem 1.5rem 6rem;
  scroll-behavior: smooth;
  display: flex;
  justify-content: center;
}

.ble-reader-article {
  width: 100%;
  max-width: var(--ble-max-w);
  margin: 0 auto;
  font-size: 19px;
  line-height: 1.75;
  color: var(--ble-text);
  font-family: var(--ble-font-serif);
}

.ble-reader-article h1 {
  font-family: var(--ble-font-sans);
  color: var(--ble-gold);
  font-size: 2.2rem;
  margin-bottom: 2rem;
  line-height: 1.25;
  font-weight: 700;
}

.ble-reader-article p {
  margin-bottom: 1.4rem;
  text-indent: 1.5rem;
  letter-spacing: -0.003em;
}

.ble-reader-article p:first-of-type {
  text-indent: 0;
}

.ble-reader-article p:first-of-type::first-letter {
  font-size: 2.8rem;
  float: left;
  line-height: 1;
  padding-right: 0.5rem;
  color: var(--ble-gold);
  font-family: var(--ble-font-sans);
  font-weight: 700;
}

/* Сноски в тексте */
.ble-footnote-ref {
  display: inline-block;
  color: var(--ble-neon);
  font-weight: bold;
  font-size: 0.85em;
  padding: 0 0.2em;
  cursor: pointer;
  vertical-align: super;
  text-decoration: underline dotted;
}

.ble-footnote-ref:hover {
  color: var(--ble-gold);
}

.ble-footnote-tooltip {
  position: fixed;
  background: #1e293b;
  color: #f8fafc;
  border: 1px solid var(--ble-gold);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.85rem;
  line-height: 1.4;
  box-shadow: 0 10px 25px rgba(0,0,0,0.5);
  max-width: 320px;
  z-index: 1000000;
  display: none;
  font-family: var(--ble-font-sans);
}

.ble-footnote-tooltip.active {
  display: block;
}

/* Боковая шторка оглавления (TOC) */
.ble-reader-drawer {
  position: absolute;
  top: 60px;
  bottom: 0;
  left: 0;
  width: 340px;
  max-width: 85vw;
  background: var(--ble-card-bg);
  border-right: 1px solid var(--ble-card-border);
  box-shadow: 10px 0 30px rgba(0,0,0,0.5);
  transform: translateX(-100%);
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 150;
  display: flex;
  flex-direction: column;
}

.ble-reader-drawer.active {
  transform: translateX(0);
}

.ble-drawer-header {
  padding: 1.25rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.ble-drawer-header h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--ble-gold);
}

.ble-toc-list {
  list-style: none;
  margin: 0;
  padding: 0.75rem 0;
  overflow-y: auto;
  flex: 1;
}

.ble-toc-item {
  padding: 0.85rem 1.25rem;
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: all 0.2s;
  font-size: 0.95rem;
  color: var(--ble-text-muted);
}

.ble-toc-item:hover {
  background: rgba(229, 169, 60, 0.08);
  color: #fff;
}

.ble-toc-item.active {
  border-left-color: var(--ble-gold);
  background: rgba(229, 169, 60, 0.15);
  color: var(--ble-gold);
  font-weight: 600;
}

/* Панель настроек типографики */
.ble-settings-popover {
  position: absolute;
  top: 70px;
  right: 20px;
  background: #161d2d;
  border: 1px solid var(--ble-card-border);
  border-radius: 12px;
  padding: 1.25rem;
  width: 280px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.6);
  z-index: 160;
  display: none;
}

.ble-settings-popover.active {
  display: block;
}

.ble-setting-row {
  margin-bottom: 1.1rem;
}

.ble-setting-row:last-child {
  margin-bottom: 0;
}

.ble-setting-label {
  display: block;
  font-size: 0.82rem;
  color: var(--ble-text-muted);
  margin-bottom: 0.4rem;
  font-weight: 500;
}

.ble-setting-row input[type="range"] {
  width: 100%;
  accent-color: var(--ble-gold);
}

.ble-setting-select {
  width: 100%;
  background: #0b0f17;
  color: #fff;
  border: 1px solid var(--ble-card-border);
  border-radius: 6px;
  padding: 0.4rem 0.6rem;
  font-size: 0.9rem;
}

/* Окно скорочтения Spritz (RSVP) */
.ble-spritz-modal {
  position: absolute;
  inset: 0;
  background: rgba(11, 15, 23, 0.97);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.ble-spritz-modal.active {
  opacity: 1;
  pointer-events: auto;
  visibility: visible;
}

.ble-spritz-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
}

.ble-spritz-visor-frame {
  width: 100%;
  max-width: 650px;
  background: var(--ble-card-bg);
  border: 1px solid var(--ble-card-border);
  border-radius: 14px;
  padding: 3rem 2rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.6);
  text-align: center;
}

.ble-spritz-reticle {
  position: relative;
  height: 90px;
  border-top: 2px solid rgba(229, 169, 60, 0.4);
  border-bottom: 2px solid rgba(229, 169, 60, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Риски центрального фокуса визира */
.ble-spritz-reticle::before,
.ble-spritz-reticle::after {
  content: '';
  position: absolute;
  left: 36%;
  width: 2px;
  height: 12px;
  background: #ef4444;
  z-index: 5;
}
.ble-spritz-reticle::before { top: 0; }
.ble-spritz-reticle::after { bottom: 0; }

.ble-spritz-word-slot {
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: 2.8rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  display: inline-block;
  position: absolute;
  left: 36%;
  transform: translateX(0);
}

.ble-spritz-orp {
  color: #ef4444;
}

.ble-spritz-controls {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.ble-spritz-nav-btns {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.ble-spritz-btn {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--ble-card-border);
  color: #fff;
  padding: 0.6rem 1.2rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 600;
  transition: all 0.2s;
}

.ble-spritz-btn:hover {
  background: var(--ble-gold);
  color: #000;
}

.ble-spritz-btn.play {
  padding: 0.8rem 2.2rem;
  font-size: 1.3rem;
  background: linear-gradient(135deg, var(--ble-gold), #d97706);
  color: #000;
}

.ble-spritz-wpm-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--ble-text-muted);
  font-size: 0.9rem;
}

/* Навигационные кнопки внизу главы (след / пред) */
.ble-chapter-nav {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.ble-chapter-nav-btn {
  background: var(--ble-card-bg);
  border: 1px solid var(--ble-card-border);
  color: var(--ble-text);
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.2s;
}

.ble-chapter-nav-btn:hover {
  border-color: var(--ble-gold);
  color: var(--ble-gold);
  transform: translateY(-2px);
}

/* Секция комментариев и отзывов */
.ble-reader-comments-section {
  margin-top: 4rem;
  padding-top: 2.5rem;
  border-top: 1px dashed rgba(229, 169, 60, 0.25);
}

.ble-comments-header {
  margin-bottom: 2rem;
}

.ble-comments-header h3 {
  font-family: var(--ble-font-title);
  color: var(--ble-gold);
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.ble-comments-header p {
  color: var(--ble-text-muted);
  font-size: 0.95rem;
  margin: 0;
}

#cusdis_thread {
  min-height: 200px;
  background: rgba(14, 17, 24, 0.6);
  border: 1px solid var(--ble-card-border);
  border-radius: 10px;
  padding: 1.5rem;
}

#cusdis_thread iframe {
  width: 100% !important;
  border: none !important;
}

/* Мобильная адаптивность */
@media (max-width: 768px) {
  .ble-reader-header {
    padding: 0 0.75rem;
  }
  .ble-reader-book-name {
    display: none;
  }
  .ble-reader-article {
    font-size: 17px;
    line-height: 1.65;
  }
  .ble-reader-article h1 {
    font-size: 1.7rem;
  }
  .ble-spritz-word-slot {
    font-size: 2rem;
  }
}