/* ==========================================================================
   LEXICA ZEN READER — PRODUCTION DESIGN SYSTEM (Anti-AI-Slop Benchmark)
   ========================================================================== */

:root {
  --font-serif: 'Literata', 'PT Serif', Georgia, serif;
  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --reading-font-size: 19px;
  --reading-line-height: 1.8;
  --measure-width: 680px;

  /* Muted CEFR Color Tokens */
  --c-a1-bg: #EAF5EE; --c-a1-txt: #1E6B37;
  --c-a2-bg: #E6F4EA; --c-a2-txt: #137333;
  --c-b1-bg: #E8F0FE; --c-b1-txt: #1967D2;
  --c-b2-bg: #FEF7E0; --c-b2-txt: #B06000;
  --c-c1-bg: #FCE8E6; --c-c1-txt: #C5221F;
  --c-c2-bg: #F3E8FD; --c-c2-txt: #7627BB;
  --c-off-bg: #F1EFE9; --c-off-txt: #57606A;
}

/* ==========================================================================
   4 ЦВЕТОВЫЕ ТЕМЫ (Светлая, Теплая бумага, Графит, Темный оникс)
   ========================================================================== */

/* 1. Теплая бумага (Sepia/Oat) — Режим по умолчанию */
:root[data-theme="sepia"] {
  --bg-page: #FBF7EE;
  --bg-header: rgba(251, 247, 238, 0.90);
  --bg-card: #FFFFFF;
  --bg-subtle: #F3ECE0;
  --bg-drawer: #FBF7EE;
  --bg-popover: #FFFFFF;
  
  --text-main: #2D2823;
  --text-reading: #24201C;
  --text-muted: #73695E;
  --text-faint: #9E9284;
  
  --border-subtle: #E8E0D0;
  --border-strong: #D5CBBB;
  
  --accent: #2563EB;
  --accent-hover: #1D4ED8;
  --accent-dotted: rgba(37, 99, 235, 0.5);
  
  --shadow-popover: 0 10px 30px rgba(70, 50, 30, 0.10);
  --shadow-drawer: -6px 0 28px rgba(70, 50, 30, 0.08);
}

/* 2. Чистая белая (Clean White) */
:root[data-theme="white"] {
  --bg-page: #FFFFFF;
  --bg-header: rgba(255, 255, 255, 0.92);
  --bg-card: #F9FAFB;
  --bg-subtle: #F3F4F6;
  --bg-drawer: #FFFFFF;
  --bg-popover: #FFFFFF;
  
  --text-main: #111827;
  --text-reading: #1F2937;
  --text-muted: #6B7280;
  --text-faint: #9CA3AF;
  
  --border-subtle: #E5E7EB;
  --border-strong: #D1D5DB;
  
  --accent: #2563EB;
  --accent-hover: #1D4ED8;
  --accent-dotted: rgba(37, 99, 235, 0.5);
  
  --shadow-popover: 0 10px 30px rgba(0, 0, 0, 0.08);
  --shadow-drawer: -6px 0 28px rgba(0, 0, 0, 0.06);
}

/* 3. Сумерки / Графит (Slate) */
:root[data-theme="slate"] {
  --bg-page: #1A1D23;
  --bg-header: rgba(26, 29, 35, 0.92);
  --bg-card: #22262E;
  --bg-subtle: #292E38;
  --bg-drawer: #1A1D23;
  --bg-popover: #22262E;
  
  --text-main: #E2E8F0;
  --text-reading: #EDE8DF;
  --text-muted: #94A3B8;
  --text-faint: #64748B;
  
  --border-subtle: #2D333F;
  --border-strong: #3E4656;
  
  --accent: #3B82F6;
  --accent-hover: #60A5FA;
  --accent-dotted: rgba(96, 165, 250, 0.6);
  
  --shadow-popover: 0 10px 30px rgba(0, 0, 0, 0.4);
  --shadow-drawer: -6px 0 28px rgba(0, 0, 0, 0.4);
}

/* 4. Темный оникс (Onyx OLED) */
:root[data-theme="onyx"] {
  --bg-page: #0D0E11;
  --bg-header: rgba(13, 14, 17, 0.92);
  --bg-card: #14161C;
  --bg-subtle: #1C1F27;
  --bg-drawer: #0D0E11;
  --bg-popover: #161820;
  
  --text-main: #D1D5DB;
  --text-reading: #E5E7EB;
  --text-muted: #717A8A;
  --text-faint: #4B5563;
  
  --border-subtle: #1F242D;
  --border-strong: #2D333F;
  
  --accent: #60A5FA;
  --accent-hover: #93C5FD;
  --accent-dotted: rgba(96, 165, 250, 0.7);
  
  --shadow-popover: 0 10px 30px rgba(0, 0, 0, 0.6);
  --shadow-drawer: -6px 0 28px rgba(0, 0, 0, 0.6);
}

/* Настройка гарнитуры чтения */
:root[data-font="serif"] {
  --reading-font: var(--font-serif);
}
:root[data-font="sans"] {
  --reading-font: var(--font-ui);
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

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

body {
  font-family: var(--font-ui);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.hidden {
  display: none !important;
}

/* ==========================================================================
   1. ZEN HEADER (Верхняя панель чтения)
   ========================================================================== */

.zen-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
  padding: 0 20px;
  background: var(--bg-header);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.zen-left, .zen-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.zen-btn-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 6px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.zen-btn-back:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

.back-arrow {
  font-size: 14px;
}

.zen-doc-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.zen-doc-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  max-width: 240px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Интерактивный фактологический микро-чип */
.zen-chip-stat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  font-family: var(--font-ui);
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.zen-chip-stat:hover {
  border-color: var(--accent);
  color: var(--text-main);
}

.stat-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10B981;
}

.chip-caret {
  font-size: 10px;
  color: var(--text-faint);
}

/* Кнопки правой стороны хедера */
.zen-icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.zen-icon-btn:hover {
  background: var(--bg-subtle);
  color: var(--text-main);
}

.zen-vocab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.15s ease;
}

.zen-vocab-btn:hover {
  border-color: var(--accent);
}

.vocab-badge-count {
  font-size: 11px;
  font-weight: 600;
  background: var(--accent);
  color: #FFFFFF;
  padding: 1px 6px;
  border-radius: 10px;
}

/* ==========================================================================
   2. START VIEW (Чистый экран входа)
   ========================================================================== */

.start-view {
  display: flex;
  justify-content: center;
  padding: 54px 20px 80px;
}

.start-container {
  width: 100%;
  max-width: 720px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.start-brand {
  text-align: center;
}

.start-brand .brand-title {
  font-size: 38px;
  font-weight: 700;
  letter-spacing: -0.8px;
  color: var(--text-main);
}

.start-brand .brand-tagline {
  font-size: 15px;
  color: var(--text-muted);
  margin-top: 6px;
}

/* Селектор уровня на старте */
.start-level-block {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.level-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

.level-selector {
  display: inline-flex;
  background: var(--bg-subtle);
  padding: 3px;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
}

.level-btn {
  padding: 4px 12px;
  background: transparent;
  border: none;
  border-radius: 6px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.level-btn:hover {
  color: var(--text-main);
}

.level-btn.active {
  background: var(--bg-card);
  color: var(--accent);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Поле ввода в стиле Notion / iA Writer */
.start-input-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.start-input-card:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.start-textarea {
  width: 100%;
  min-height: 140px;
  background: transparent;
  border: none;
  outline: none;
  resize: vertical;
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-reading);
}

.start-textarea::placeholder {
  color: var(--text-faint);
  font-style: italic;
}

.start-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
}

.presets-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.presets-hint {
  font-size: 12px;
  color: var(--text-faint);
}

.preset-chip {
  padding: 4px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  font-family: var(--font-ui);
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.preset-chip:hover {
  border-color: var(--accent);
  color: var(--text-main);
  background: var(--bg-card);
}

.btn-start-reading {
  padding: 8px 18px;
  background: var(--accent);
  color: #FFFFFF;
  border: none;
  border-radius: 8px;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}

.btn-start-reading:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.start-features-hint {
  display: flex;
  justify-content: center;
  gap: 10px;
  font-size: 12px;
  color: var(--text-faint);
}

/* ==========================================================================
   3. ZEN READING VIEW: Читальный зал
   ========================================================================== */

.reading-view {
  display: flex;
  justify-content: center;
  padding: 44px 20px 140px;
}

.reader-canvas {
  width: 100%;
  max-width: var(--measure-width);
  font-family: var(--reading-font);
  font-size: var(--reading-font-size);
  line-height: var(--reading-line-height);
  color: var(--text-reading);
  text-rendering: optimizeLegibility;
  word-break: break-word;
}

/* Интерактивное слово в тексте */
.reader-word {
  display: inline;
  position: relative;
  border-radius: 3px;
  padding: 0 1px;
  cursor: pointer;
  transition: background-color 0.12s ease;
}

.reader-word:hover {
  background-color: var(--bg-subtle);
}

.reader-word.is-active {
  background-color: #FEF08A !important;
  color: #1E293B !important;
}

/* Режим фокуса: только деликатная точка под сложными словами */
.reader-word.is-hard {
  border-bottom: 1.5px dotted var(--accent-dotted);
}

/* Режим хитмапа: пастельная подсветка всех уровней */
.reader-word.heat-a1 { background-color: var(--c-a1-bg); color: var(--c-a1-txt); }
.reader-word.heat-a2 { background-color: var(--c-a2-bg); color: var(--c-a2-txt); }
.reader-word.heat-b1 { background-color: var(--c-b1-bg); color: var(--c-b1-txt); }
.reader-word.heat-b2 { background-color: var(--c-b2-bg); color: var(--c-b2-txt); }
.reader-word.heat-c1 { background-color: var(--c-c1-bg); color: var(--c-c1-txt); }
.reader-word.heat-c2 { background-color: var(--c-c2-bg); color: var(--c-c2-txt); }
.reader-word.heat-offlist { background-color: var(--c-off-bg); color: var(--c-off-txt); }

/* ==========================================================================
   4. POPOVER UI COMPONENTS (Aa & Stats)
   ========================================================================== */

.popover-anchor {
  position: relative;
}

.zen-popover {
  position: absolute;
  top: calc(100% + 8px);
  background: var(--bg-popover);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 16px;
  box-shadow: var(--shadow-popover);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.pop-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pop-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
}

.pop-close-btn {
  background: transparent;
  border: none;
  font-size: 18px;
  color: var(--text-faint);
  cursor: pointer;
}

.pop-close-btn:hover {
  color: var(--text-main);
}

/* Меню типографики (Aa) */
.typography-popover {
  right: 0;
  width: 290px;
}

.pop-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pop-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.theme-swatches {
  display: flex;
  gap: 10px;
}

.swatch-btn {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.swatch-btn:hover {
  transform: scale(1.1);
}

.swatch-btn.active {
  box-shadow: 0 0 0 2px var(--accent);
}

.swatch-btn.theme-sepia { background: #FBF7EE; border: 1px solid #D5CBBB; }
.swatch-btn.theme-white { background: #FFFFFF; border: 1px solid #D1D5DB; }
.swatch-btn.theme-slate { background: #1A1D23; border: 1px solid #3E4656; }
.swatch-btn.theme-onyx  { background: #0D0E11; border: 1px solid #2D333F; }

.segmented-control {
  display: flex;
  background: var(--bg-subtle);
  padding: 3px;
  border-radius: 7px;
  border: 1px solid var(--border-subtle);
}

.segment-btn {
  flex: 1;
  padding: 4px 6px;
  background: transparent;
  border: none;
  border-radius: 5px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.12s ease;
}

.segment-btn.active {
  background: var(--bg-popover);
  color: var(--text-main);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}

.font-size-stepper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 7px;
  padding: 2px;
}

.step-btn {
  width: 36px;
  height: 28px;
  background: transparent;
  border: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  border-radius: 5px;
}

.step-btn:hover {
  background: var(--bg-popover);
}

.font-size-val {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
}

/* Поповер фактов о тексте (Stats Popover) */
.stats-popover {
  left: 0;
  width: 320px;
}

.stats-facts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.fact-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.fact-num {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

.fact-label {
  font-size: 10px;
  color: var(--text-faint);
  margin-top: 2px;
}

.pop-section-title {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-top: 4px;
}

.cefr-bar {
  display: flex;
  height: 8px;
  border-radius: 4px;
  overflow: hidden;
  background: var(--bg-subtle);
}

.cefr-segment {
  height: 100%;
  transition: width 0.3s ease;
}

.cefr-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.legend-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.growth-chips-container {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.growth-chip {
  padding: 3px 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 4px;
  font-family: var(--font-serif);
  font-size: 12px;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.12s ease;
}

.growth-chip:hover {
  border-color: var(--accent);
  background: var(--bg-card);
}

/* ==========================================================================
   5. CAMBRIDGE WORD POPOVER (Карточка слова)
   ========================================================================== */

.word-popover {
  position: absolute;
  width: 320px;
  background: var(--bg-popover);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 16px;
  box-shadow: var(--shadow-popover);
  z-index: 250;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.popover-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.word-term-group {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.popover-term {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
}

.popover-phonetic {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}

.btn-pop-close {
  background: transparent;
  border: none;
  font-size: 20px;
  color: var(--text-faint);
  cursor: pointer;
  line-height: 1;
}

.btn-pop-close:hover {
  color: var(--text-main);
}

.popover-meta-row {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cambridge-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  background: #E8F0FE;
  color: #1967D2;
}

.pos-badge {
  font-size: 11px;
  font-style: italic;
  color: var(--text-muted);
}

.lemma-badge {
  font-size: 11px;
  color: var(--text-faint);
}

.popover-audio-row {
  display: flex;
  gap: 8px;
}

.btn-accent-audio {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 6px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.12s ease;
}

.btn-accent-audio:hover {
  border-color: var(--accent);
}

.popover-definition {
  font-size: 14px;
  line-height: 1.4;
  color: var(--text-reading);
}

.def-caption {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-muted);
  display: block;
  margin-bottom: 2px;
}

.popover-example-box {
  background: var(--bg-subtle);
  border-left: 2px solid var(--accent);
  padding: 6px 8px;
  border-radius: 0 4px 4px 0;
}

.ex-caption {
  font-size: 10px;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.ex-text {
  font-family: var(--font-serif);
  font-size: 12px;
  line-height: 1.4;
  color: var(--text-muted);
  margin-top: 2px;
}

.ex-text b {
  color: var(--text-main);
}

.btn-pop-save {
  width: 100%;
  padding: 8px;
  background: var(--accent);
  color: #FFFFFF;
  border: none;
  border-radius: 6px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-pop-save:hover {
  background: var(--accent-hover);
}

.btn-pop-save.is-saved {
  background: #10B981;
}

/* ==========================================================================
   6. SLIDE-OUT VOCABULARY DRAWER (Правая шторка)
   ========================================================================== */

.drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
  z-index: 290;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.drawer-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.vocab-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 400px;
  max-width: 90vw;
  background: var(--bg-drawer);
  border-left: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-drawer);
  z-index: 300;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.24s cubic-bezier(0.16, 1, 0.3, 1);
}

.vocab-drawer.open {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.drawer-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.drawer-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
}

.drawer-badge {
  font-size: 11px;
  font-weight: 600;
  background: var(--bg-subtle);
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: 10px;
}

.drawer-close-btn {
  background: transparent;
  border: none;
  font-size: 22px;
  color: var(--text-faint);
  cursor: pointer;
}

.drawer-close-btn:hover {
  color: var(--text-main);
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
}

.vocab-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 200px;
  text-align: center;
  gap: 8px;
}

.empty-icon {
  font-size: 32px;
  opacity: 0.6;
}

.empty-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
}

.empty-desc {
  font-size: 12px;
  color: var(--text-muted);
  max-width: 240px;
}

.vocab-cards-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Карточка слова в шторке */
.vocab-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.vocab-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.vocab-card-word {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-main);
}

.vocab-card-ipa {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  margin-left: 6px;
}

.vocab-card-actions {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-card-audio {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 14px;
  opacity: 0.7;
}

.btn-card-audio:hover {
  opacity: 1;
}

.btn-card-delete {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-faint);
}

.btn-card-delete:hover {
  color: #DC2626;
}

.vocab-card-translation {
  font-size: 13px;
  color: var(--text-reading);
}

.vocab-card-context {
  font-family: var(--font-serif);
  font-size: 12px;
  line-height: 1.4;
  color: var(--text-muted);
  border-left: 2px solid var(--accent);
  padding-left: 8px;
  margin-top: 4px;
}

.vocab-card-context b {
  color: var(--text-main);
}

.drawer-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.btn-export-anki {
  padding: 10px;
  background: var(--accent);
  color: #FFFFFF;
  border: none;
  border-radius: 7px;
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-export-anki:hover {
  background: var(--accent-hover);
}

.btn-clear-vocab {
  padding: 6px;
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: 7px;
  font-size: 12px;
  color: var(--text-muted);
  cursor: pointer;
}

.btn-clear-vocab:hover {
  color: var(--text-main);
}

/* ==========================================================================
   7. RESPONSIVE ADJUSTMENTS
   ========================================================================== */

@media (max-width: 640px) {
  .zen-doc-title {
    max-width: 130px;
  }
  .zen-vocab-btn .vocab-text {
    display: none;
  }
  .start-view {
    padding: 30px 16px;
  }
  .vocab-drawer {
    width: 100vw;
  }
}