@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=Noto+Sans+TC:wght@400;500;600;700&display=swap');

:root {
  --renshi-font-ui:
    'IBM Plex Mono',
    'SFMono-Regular',
    'Consolas',
    'Liberation Mono',
    'Menlo',
    monospace;
  --renshi-font-body:
    'Inter',
    'Avenir',
    -apple-system,
    BlinkMacSystemFont,
    sans-serif;
  --renshi-font-display:
    'IBM Plex Mono',
    'SFMono-Regular',
    'Consolas',
    'Liberation Mono',
    'Menlo',
    monospace;
  --renshi-font-brand:
    'EBAS Medium',
    'IBM Plex Mono',
    sans-serif;
  --renshi-font-hanzi:
    'PingFang TC',
    'Noto Sans TC',
    'Microsoft JhengHei',
    sans-serif;
}
/* ================= Resource Library Styles (Shared) ================= */

.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
}

@media (max-width: 980px) {
  .resource-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 640px) {
  .resource-grid {
    grid-template-columns: 1fr;
  }
}

.resource-card {
  display: flex;
  gap: 1rem;
  background: rgba(30, 30, 30, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  font-family: var(--renshi-font-body);
}

.resource-card__thumb {
  flex: 0 0 72px;
  width: 72px;
  height: 72px;
  border-radius: 10px;
  overflow: hidden;
  display: inline-block;
}
.resource-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.resource-card__icon {
  flex: 0 0 48px;
  display: flex;
  align-items: flex-start;
}
.resource-card__icon img {
  width: 28px;
  height: 28px;
  margin-top: 4px;
}

.resource-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.resource-card__title {
  margin: 0;
  font-family: var(--renshi-font-display);
  font-size: 1.1rem;
  letter-spacing: 0.4px;
}
.resource-card__title a {
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
.resource-card__title a:hover {
  border-color: rgba(255, 255, 255, 0.5);
}
.resource-card__meta {
  font-family: var(--renshi-font-ui);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

.resource-card__placeholder {
  font-family: var(--renshi-font-body);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
}
.translateBtn {
  width: 40px;
  height: 40px;
  z-index: 999999;
  user-select: none;
  position: relative;
  top: 50%;
  transform: translate(0, -50%);
  cursor: pointer;
  transition: 100ms ease-in-out;
  background: transparent;
  border: none;
}

.translateBtn:hover {
  filter: brightness(0.9);
}

.options {
  z-index: 9999999999;
  display: none;
  position: absolute;
  background-color: white;
  display: flex;
  height: 30px;
  border-radius: 7px;
  border: 2px solid black;
}

.optionBtn {
  font-family: var(--renshi-font-ui);
  font-weight: 600;
  user-select: none;
  cursor: pointer;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 5px 10px;
  border-radius: 7px;
  color: black;
  transition: 100ms ease-in-out;
}

.optionBtn:hover {
  filter: brightness(0.9);
}

#translateOption {
  margin-right: -10px;
  padding-right: 20px;
}
#breakdownOption {
  margin-left: -10px;
  padding-left: 20px;
}

/* Translation Skeleton Loader Styles */
.translation-skeleton-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background-color: transparent;
  padding: 2px 0;
  margin: 5px 0;
}

.translation-skeleton-container.nav-skeleton {
  display: inline-block;
  margin: 0 0 0 8px;
}

#ll-breakdown-content .translation-skeleton-container,
#ll-breakdown-content .translation-skeleton-container--breakdown {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: transparent;
  padding: 10px 0;
  margin: 8px 0;
}

#ll-breakdown-content .translation-skeleton--breakdown,
#ll-breakdown-content
  .translation-skeleton-container--breakdown
  .translation-skeleton {
  height: 1em;
  width: 100%;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.18) 25%,
    rgba(255, 255, 255, 0.32) 50%,
    rgba(255, 255, 255, 0.18) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  border-radius: 4px;
  opacity: 0.8;
  margin-bottom: 12px;
}

#ll-breakdown-content
  .translation-skeleton-container--breakdown
  .translation-skeleton {
  width: 100%;
}

#ll-breakdown-content
  .translation-skeleton-container--breakdown
  .translation-skeleton:last-child {
  margin-bottom: 0;
}

#ll-breakdown-content
  .translation-skeleton-container:not(
    .translation-skeleton-container--breakdown
  )
  .translation-skeleton:nth-child(1) {
  width: 80%;
}
#ll-breakdown-content
  .translation-skeleton-container:not(
    .translation-skeleton-container--breakdown
  )
  .translation-skeleton:nth-child(2) {
  width: 95%;
}
#ll-breakdown-content
  .translation-skeleton-container:not(
    .translation-skeleton-container--breakdown
  )
  .translation-skeleton:nth-child(3) {
  width: 70%;
}
#ll-breakdown-content
  .translation-skeleton-container:not(
    .translation-skeleton-container--breakdown
  )
  .translation-skeleton:nth-child(4) {
  width: 85%;
}

.translation-skeleton {
  height: 16px;
  width: 100%;
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
  opacity: 0.8;
}

.phonetics-skeleton {
  height: 14px;
  width: 80%;
  opacity: 0.7;
}

.nav-skeleton .translation-skeleton {
  width: 60px;
  display: inline-block;
}

.nav-skeleton .phonetics-skeleton {
  width: 40px;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

.explain-popup,
.tts-button {
  cursor: pointer;
  display: inline-block;
  vertical-align: middle;
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
  z-index: 5;
  pointer-events: auto;
  margin-left: 5px;
  background-color: transparent;
  border: none;
  padding: 0;
}

.explain-popup:hover,
.tts-button:hover {
  transform: scale(1.1);
}

.tts-button {
  position: relative; /* for the loader */
}

.word-definitions-container,
.ruby-container {
  display: inline-block;
  vertical-align: middle;
  max-width: calc(100% - 65px); /* Keep text from overlapping buttons */
}

/* LanguageLens word definition tooltip & analyzed word styles */
.analyzed-word {
  position: relative;
  display: inline-block;
  cursor: pointer;
  border-bottom: none;
  text-decoration: none;
  border-radius: 3px;
  padding: 0px;
  margin: 0px;
  transition: background-color 0.2s ease;
}
.analyzed-word:hover {
  background-color: rgba(173, 216, 230, 0.3);
}
.analyzed-word.saved {
  background-color: rgba(76, 175, 80, 0.5);
}
.analyzed-word.save-error {
  background-color: rgba(255, 0, 0, 0.3);
}
.word-analysis-tooltip {
  position: absolute;
  bottom: 140%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 200px;
  max-width: 600px;
  min-height: auto;
  max-height: 80vh;
  background: rgba(25, 25, 25, 0.95);
  color: #fff;
  text-align: left;
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 14px;
  line-height: 1.4;
  z-index: 9999;
  white-space: normal;
  display: none;
  pointer-events: auto;
  overflow-y: auto;
}
.word-analysis-tooltip:after {
  content: '';
  position: absolute;
  left: 50%;
  margin-left: -6px;
  border-width: 6px;
  border-style: solid;
  border-color: transparent transparent rgba(25, 25, 25, 0.95) transparent;
}

/* When tooltip is positioned above, flip the arrow */
.word-analysis-tooltip.tooltip-above:after {
  top: 100%;
  border-color: rgba(25, 25, 25, 0.95) transparent transparent transparent;
}

/* When tooltip is positioned below, arrow points up */
.word-analysis-tooltip.tooltip-below:after {
  bottom: 100%;
  border-color: transparent transparent rgba(25, 25, 25, 0.95) transparent;
}

/* When breakdown container is active, position tooltips below words */
.ll-subtitle-container.breakdown--active .word-analysis-tooltip {
  bottom: auto;
  top: 140%;
}

.ll-subtitle-container.breakdown--active .word-analysis-tooltip:after {
  top: -6px;
  bottom: auto;
  border-color: transparent transparent rgba(25, 25, 25, 0.95) transparent;
}
.word-analysis-tooltip strong {
  display: inline-block;
  min-width: 80px;
  font-weight: bold;
  color: #f8f8f8;
}
.save-status {
  margin-top: 8px;
  text-align: center;
  color: #aaf;
  font-style: italic;
}
/* show tooltip on hover */
.analyzed-word:hover .word-analysis-tooltip {
  display: block;
}

.click-save-hint {
  margin-top: 8px;
  text-align: center;
  color: #aaf;
  font-style: italic;
}

/* improve tooltip spacing */
.word-analysis-tooltip div {
  margin-bottom: 4px;
}
.word-analysis-tooltip .save-status {
  margin-top: 8px;
}
.word-analysis-tooltip div:last-child {
  margin-bottom: 0;
}

/* Tooltip definition and example styling */
.word-analysis-tooltip .definition-item {
  margin-bottom: 4px;
  line-height: 1.3;
}

.word-analysis-tooltip .definition-number {
  color: #ffd700;
}

.word-analysis-tooltip .example-item {
  margin-bottom: 4px;
  line-height: 1.3;
}

.word-analysis-tooltip .example-indent {
  display: none;
}

.word-analysis-tooltip .example-label {
  font-weight: bold;
  margin-right: 0.5em;
}

.word-analysis-tooltip .grammar-section {
  margin-top: 8px;
}

.word-analysis-tooltip .grammar-label {
  font-weight: bold;
  margin-right: 0.5em;
}

.word-analysis-tooltip .level-section {
  margin-top: 4px;
  font-size: 12px;
  color: #aaa;
}

.word-analysis-tooltip .level-label {
  font-weight: bold;
  margin-right: 0.5em;
}

.word-analysis-tooltip .save-hint {
  margin-top: 8px;
  text-align: center;
  color: #aaf;
  font-style: italic;
}

/* Button styles aligned with sidepanel's Export CSV button */
.button {
  padding: 10px 20px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.buttonGradient {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: white;
}

.buttonGradient:hover {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
}

/* Inline grammar exhausted message */
.ll-inline-exhausted {
  padding: 8px 0;
}
.ll-inline-exhausted p {
  margin: 0 0 10px;
  color: #fff; /* ensure white text in content script */
}

/* Force white text for inline subscribe button inside grammar container */
.inline-grammar-container .ll-subscribe-btn,
.ll-subscribe-btn.button.buttonGradient {
  color: #fff !important;
  font-weight: 500 !important;
}

/* Buttons designed for dark subtitle overlay containers (YouTube/Netflix) */
.ll-overlayButton {
  background: #2563eb;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 8px 16px;
  cursor: pointer;
}
.ll-overlayButton:hover {
  background: #1d4ed8;
}

/* ================= Ruby Pronunciation Styling ================ */

/* Basic ruby styling for pronunciation annotations */
ruby {
  display: inline-flex;
  flex-direction: column-reverse;
  align-items: center;
  text-align: center;
  line-height: 1;
  vertical-align: middle;
}

rt {
  font-size: 0.5em;
  line-height: 1.2;
  color: #ffe600;
  font-weight: 500;
  opacity: 0.5;
  margin-bottom: 1px;
}

/* Remove underline from ruby in links altogether */
a ruby,
a ruby rt {
  text-decoration: none !important;
  text-decoration-skip-ink: none !important;
}

/* If needed, remove from the entire link */
a:has(ruby) {
  text-decoration: none !important;
}

/* ================= TTS Button Styling ================ */

.tts-button {
  cursor: pointer;
  display: inline-block;
  vertical-align: middle;
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
  z-index: 5;
  pointer-events: auto;
  margin-left: 5px;
  background-color: transparent;
  border: none;
  padding: 0;
  position: relative;
}

.tts-button:hover {
  transform: scale(1.1);
}

.tts-loader {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-top-color: #3498db;
  animation: tts-spin 1s linear infinite;
}

@keyframes tts-spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* CSS for LanguageLens Subtitles on YouTube */

.ll-video-overlay {
  position: fixed;
  z-index: 2000;
  pointer-events: none; /* Allows clicks to pass through to the video player */
  display: flex;
  justify-content: center;
  align-items: flex-end;
  overflow: hidden; /* Prevents any accidental overflow */
}

.ll-subtitle-container {
  pointer-events: auto;
  display: none; /* Hide by default, only show when .ll-visible is present */
  flex-direction: row;
  transition: all 0.3s ease-in-out;
  max-height: 25vh;
  width: auto;
  max-width: 90%;
  background: rgba(0, 0, 0, 0.6);
  padding: 4px 8px;
  border-radius: 4px;
  color: #fff;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
  font-size: 1.5vw;
}

.ll-subtitle-container.ll-youtube {
  margin-bottom: 5%;
}

.ll-subtitle-container.ll-youtube.ll-large-mode {
  max-height: 35vh;
  max-width: 95%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 12px 24px !important;
  border-radius: 12px !important;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
  font-size: 1.8vw;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 12%;
}

/* Default YouTube subtitle sizes */
.ll-subtitle-container.ll-youtube .ll-alt-original {
  font-size: 32px;
}
.ll-subtitle-container.ll-youtube .ll-alt-translated {
  font-size: 22px;
}
.ll-subtitle-container.ll-youtube .ll-alt-pronunciation {
  font-size: 19px;
}

/* Large Mode styles */
.ll-subtitle-container.ll-youtube.ll-large-mode .ll-alt-original {
  font-size: clamp(28px, 3.5vw, 56px);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 8px;
}
.ll-subtitle-container.ll-youtube.ll-large-mode .ll-alt-translated {
  font-size: clamp(20px, 2.5vw, 40px);
  font-weight: 400;
  line-height: 1.3;
  opacity: 0.9;
}
.ll-subtitle-container.ll-youtube.ll-large-mode .ll-alt-pronunciation {
  font-size: clamp(16px, 2vw, 32px);
  margin-bottom: 4px;
}

/* Simple Netflix subtitle container - first principles approach */
.ll-subtitle-container.ll-netflix {
  /* Position is now handled dynamically by JavaScript to be 5px above timeline bar */
  display: block;
  text-align: center;
  width: max-content;
  min-width: max-content;
}

/* Shadow container styling */
.ll-subtitle-container.ll-netflix.shadow-container {
  background-color: rgba(0, 0, 0, 0.6);
  padding: 5px;
  border-radius: 4px;
}

/* Ensure all nested containers in original text are inline - NETFLIX ONLY */
.ll-subtitle-container.ll-netflix .ll-alt-original,
.ll-subtitle-container.ll-netflix .ruby-container,
.ll-subtitle-container.ll-netflix .word-analysis-container {
  display: inline !important;
  white-space: nowrap !important;
  width: auto !important;
  max-width: none !important;
}

/* YouTube should use flexbox for vertical stacking */
.ll-subtitle-container.ll-youtube {
  flex-direction: column !important;
  align-items: center !important;
}

.ll-subtitle-container.ll-visible {
  display: flex;
}

/* Ensure YouTube subtitle container is hidden by default and only shown when visible */
.ll-subtitle-container.ll-youtube {
  display: none;
}

.ll-subtitle-container.ll-youtube.ll-visible {
  display: flex;
}

.ll-subtitle-container ruby {
  display: inline-flex;
  flex-direction: column-reverse;
  align-items: center;
  text-align: center;
  line-height: 1;
  vertical-align: middle;
}

.ll-subtitle-container rt {
  font-size: 0.5em;
  line-height: 1.2;
  color: #ffffff; /* white for phonetics */
  font-weight: 500;
  opacity: 0.6;
  margin-bottom: 2px;
}

#ll-secondary-subtitle {
  color: #add8e6;
}

/* Styles for when breakdown is active */
.ll-subtitle-container.breakdown--active {
  max-height: 50vh; /* Expanded max-height */
  width: 90%; /* Stretch horizontally */
  max-width: 90%; /* Ensure it doesn't exceed 90% */
  background-color: rgba(0, 0, 0, 0.9); /* Darken background for readability */
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  box-sizing: border-box;
  /* Allow the entire container to scroll if content exceeds available space */
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 12px; /* room for scrollbar */
}

#ll-primary-subtitle,
#ll-secondary-subtitle {
  padding: 0 20px;
  flex-shrink: 0;
}

/* Remove old popup styles */
.ll-breakdown-yt-popup,
.ll-breakdown-yt-popup__header,
.ll-breakdown-yt-popup__title,
.ll-breakdown-yt-popup__close-btn,
.ll-breakdown-yt-popup__content {
  display: none !important;
}

/* ===== LanguageLens Translation Loader (YouTube & Netflix) ===== */
.ll-translation-loader {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 9999;
  pointer-events: none;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  font-family: 'Netflix Sans', Roboto, Arial, Helvetica, sans-serif;
  font-size: 14px;
  background: rgba(8, 8, 8, 0.85);
  padding: 8px 16px;
  border-radius: 4px;
}

.ll-translation-loader .loader-content {
  display: flex;
  align-items: center;
  gap: 10px;
}

.ll-translation-loader .loader-spinner {
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top: 2px solid #fff;
  border-radius: 50%;
  width: 16px;
  height: 16px;
  animation: ll-spin 1s linear infinite;
}

@keyframes ll-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Landing hero region divider between flags */
.hero__divider {
  display: inline-block;
  width: 1px;
  height: 36px;
  background: rgba(255, 255, 255, 0.9);
  margin: 0 6px;
  border-radius: 1px;
}

/* ===== YouTube Language Lens Icon/Button ===== */
#ll-language-lens-button {
  width: 48px;
  height: 48px;
  padding: 0;
  display: inline-block;
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  /* Keep a 5px gap from the start of the right-controls-left group */
  margin-right: 2px;
  /* Ensure vertical alignment with other YouTube buttons */
  vertical-align: top;
}

#ll-language-lens-button .ll-language-lens-icon {
  width: 24px;
  height: 24px;
  display: block;
  object-fit: contain;
  pointer-events: none;
  /* Center the icon within the button */
  margin: 12px auto;
}

/* ===== LanguageLens Toggle Switch ===== */
.ll-switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 20px;
}

.ll-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.ll-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: 0.4s;
  border-radius: 34px;
}

.ll-slider:before {
  position: absolute;
  content: '';
  height: 16px;
  width: 16px;
  left: 2px;
  bottom: 2px;
  background-color: white;
  transition: 0.4s;
  border-radius: 50%;
}

.ll-switch input:checked + .ll-slider {
  background-color: #ff0000;
}

.ll-switch input:focus + .ll-slider {
  box-shadow: 0 0 1px #ff0000;
}

.ll-switch input:checked + .ll-slider:before {
  transform: translateX(20px);
}

/* Translation Styles */
.translation-wrapper {
  display: inline-block;
  white-space: pre-wrap;
}

.translation-text {
  display: block;
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  line-height: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
}

.nav-translation {
  display: inline;
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  line-height: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
}

/* Spinner for loading translations */
.translation-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid #f3f3f3;
  border-top: 2px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-left: 8px;
  vertical-align: middle;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Page Translate Button Styles */
#pageTranslateBtn {
  position: fixed;
  top: 50%; /* Adjust as needed, originally from CONFIG */
  right: 0px;
  width: 40px;
  height: 40px;
  background: white;
  border: 2px solid #3b82f6;
  border-radius: 20px 0 0 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  z-index: 2147483647;
  transition: all 0.2s ease;
}

#pageTranslateBtn:hover {
  transform: translateX(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

#pageTranslateBtn .button-content {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  position: relative;
}

#pageTranslateBtn img {
  width: 24px;
  height: 24px;
}

#pageTranslateBtn .page-translate-close {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 16px;
  height: 16px;
  background: #ef4444;
  border: 2px solid white;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: white;
  font-weight: bold;
  z-index: 1;
}

#pageTranslateBtn:hover .page-translate-close {
  display: flex;
}

.translation-wrapper {
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  line-height: inherit;
  letter-spacing: inherit;
  text-transform: inherit;
}

/* Flashcards button shown under Translate button on hover */
#ll-flashcardsBtn {
  position: fixed;
  right: 0px;
  width: 28px;
  height: 28px;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 14px 0 0 14px;
  cursor: pointer;
  display: none; /* visibility controlled via JS on hover */
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 5px rgba(0, 0, 0, 0.08);
  z-index: 2147483647;
  transition: all 0.2s ease;
}

#ll-flashcardsBtn:hover {
  transform: translateX(-4px);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.12);
}

#ll-flashcardsBtn img {
  width: 16px;
  height: 16px;
  display: block;
}

/* Tooltip for flashcards button */
#ll-flashcardsBtn .ll-tooltip {
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  background-color: #000;
  color: #fff;
  border-radius: 8px;
  font-size: 12px;
  padding: 6px 10px;
  margin-right: 8px;
  white-space: nowrap;
  display: none;
  pointer-events: none;
}

#ll-flashcardsBtn:hover .ll-tooltip {
  display: block;
}

#ll-flashcardsBtn .ll-tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px;
  border-style: solid;
  border-color: transparent transparent transparent #000;
}

/* Blue highlight for original text during TTS playback */
.tts-original-highlight {
  background: #2196f3 !important;
  color: #fff !important;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}

/* ================= Netflix Alternative Subtitles Styles ================= */

/* Punctuation alignment for Netflix subtitles */
.analyzed-word.punctuation-only {
  /* Remove hover effects and styling for punctuation */
  border-bottom: none !important;
  cursor: default !important;
  background-color: transparent !important;
  transition: none !important;
  /* Ensure same baseline alignment as Chinese characters */
  vertical-align: baseline !important;
  line-height: inherit !important;
  font-size: inherit !important;
  font-family: inherit !important;
  display: inline-block !important;
}

.analyzed-word.punctuation-only:hover {
  background-color: transparent !important;
  border-bottom: none !important;
}

/* Unmatched character alignment - same as punctuation but for any unmatched characters */
.analyzed-word[data-definition=''],
.analyzed-word[data-no-tooltip='true'] {
  /* Remove hover effects and styling for unmatched characters */
  border-bottom: none !important;
  cursor: default !important;
  background-color: transparent !important;
  transition: none !important;
  /* Ensure same baseline alignment as Chinese characters */
  vertical-align: baseline !important;
  line-height: inherit !important;
  font-size: inherit !important;
  font-family: inherit !important;
  display: inline-block !important;
}

.analyzed-word[data-definition='']:hover,
.analyzed-word[data-no-tooltip='true']:hover {
  background-color: transparent !important;
  border-bottom: none !important;
}

/* Position empty rt elements at the bottom for punctuation alignment */
.analyzed-word ruby rt:empty {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1em;
}

/* Ruby annotations for Netflix */
ruby {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  line-height: 1;
  vertical-align: middle;
}

rt {
  font-size: 0.5em;
  line-height: 1.2;
  text-align: center;
  color: #ffffff; /* white for phonetics */
  font-weight: 500;
  opacity: 0.6;
}

/* Word definition styles for Netflix */
.analyzed-word {
  position: relative;
  display: inline-block;
  cursor: pointer;
  border-radius: 3px;
  border-bottom: none;
  text-decoration: none;
  transition: background-color 0.2s ease;
  padding: 0 2px;
  margin: 0 1px;
}

.analyzed-word:hover {
  background-color: rgba(173, 216, 230, 0.3);
}

.analyzed-word.saved {
  background-color: rgba(76, 175, 80, 0.5);
}

.analyzed-word.save-error {
  background-color: rgba(255, 0, 0, 0.3);
}

/* Tooltip styling for Netflix */
.word-analysis-tooltip {
  position: absolute;
  bottom: 140%;
  left: 50%;
  transform: translateX(-50%);
  width: auto;
  min-width: 200px;
  max-width: 500px;
  min-height: auto;
  max-height: 70vh;
  background-color: rgba(25, 25, 25, 0.95);
  color: white;
  text-align: left;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.4;
  z-index: 10000;
  white-space: normal;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
  pointer-events: auto; /* Allow interaction with tooltip content */
  overflow-y: auto;
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  /* We'll control display via JavaScript instead of CSS hover */
}

/* Wider tooltip for many definitions */
.word-analysis-tooltip.has-many-definitions {
  max-width: 700px;
  min-width: 400px;
}

/* Definition styling */
.word-analysis-tooltip .definition-container {
  margin-bottom: 12px;
}

.word-analysis-tooltip .definition-item {
  margin-bottom: 6px;
  line-height: 1.4;
}

.word-analysis-tooltip .definition-number {
  color: #ffd700;
  font-weight: bold;
  margin-right: 6px;
}

.word-analysis-tooltip .example-item {
  margin-top: 4px;
  font-size: 0.9em;
  color: #ccc;
  line-height: 1.3;
}

.word-analysis-tooltip .example-label {
  color: #aaa;
  font-weight: 500;
  margin-right: 4px;
}

.word-analysis-tooltip .grammar-section,
.word-analysis-tooltip .level-section {
  margin-top: 12px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.word-analysis-tooltip .grammar-label,
.word-analysis-tooltip .level-label {
  color: #aaa;
  font-weight: 500;
  margin-right: 6px;
}

.word-analysis-tooltip .save-hint {
  margin-top: 12px;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: #3ea6ff;
  font-size: 0.9em;
  font-style: italic;
}

/* Multi-column layout for word definitions */
.word-definitions-list {
  display: flex;
  flex-direction: column;
}

/* Grid layout for many definitions */
.word-definitions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: min-content;
  gap: 8px;
  margin-top: 8px;
  position: relative;
}

.word-definitions-divider {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(255, 255, 255, 0.2);
  transform: translateX(-50%);
}

/* Responsive grid for many definitions */
@media (min-width: 768px) {
  .word-definitions-list[style*='grid'] {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)) !important;
  }
}

@media (max-width: 767px) {
  .word-definitions-list[style*='grid'] {
    grid-template-columns: 1fr !important;
  }

  .word-definitions-grid {
    grid-template-columns: 1fr !important;
  }

  .word-definitions-divider {
    display: none;
  }
}

/* Responsive tooltip grid for many definitions */
@media (max-width: 480px) {
  .word-analysis-tooltip div[style*='grid'] {
    grid-template-columns: 1fr !important;
  }
}

/* Ensure consistent spacing in multi-column layout */
.word-analysis-tooltip .definition-unit {
  margin-bottom: 8px;
}

.word-analysis-tooltip .definition-unit:last-child {
  margin-bottom: 0;
}

/* Triangle pointer */
.word-analysis-tooltip:after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -6px;
  border-width: 6px;
  border-style: solid;
  border-color: rgba(25, 25, 25, 0.95) transparent transparent transparent;
}

.word-analysis-tooltip strong {
  display: inline-block;
  min-width: 90px;
  font-weight: bold;
  color: #f8f8f8;
}

/* Style for "show all definitions" button */
.show-all-definitions {
  background-color: rgba(61, 166, 255, 0.2);
  padding: 5px;
  border-radius: 4px;
  text-align: center;
  margin-top: 5px;
  font-size: 12px;
  color: #aaa;
  cursor: pointer;
  transition: background-color 0.2s;
}

.show-all-definitions:hover {
  background-color: rgba(61, 166, 255, 0.4);
}

/* Make sure all children of analyzed-word inherit pointer cursor */
.analyzed-word *,
.analyzed-word ruby,
.analyzed-word rb,
.analyzed-word rt {
  cursor: pointer;
}

/* Style for word definitions popup */
.word-definitions-popup {
  font-family: 'Netflix Sans', Arial, Helvetica, sans-serif !important;
}

.word-definitions-popup h2 {
  font-family: 'Netflix Sans', Arial, Helvetica, sans-serif !important;
  font-weight: bold;
}

.word-definition-item {
  font-family: 'Netflix Sans', Arial, Helvetica, sans-serif !important;
}

/* Style for Upgrade Label */
#ll-upgrade-label {
  position: absolute;
  top: -12px; /* Position above the subtitle text area */
  left: 3px; /* Adjust as needed */
  background-color: rgba(0, 0, 0, 0.7);
  color: #ffcc00; /* Gold-ish color */
  padding: 1px 4px;
  border-radius: 2px;
  font-size: 10px;
  font-weight: bold;
  cursor: pointer;
  z-index: 1; /* Ensure it's above subtitles */
  display: none; /* Initially hidden, shown on hover if needed */
}

/* Breakdown styles for Netflix */
#ll-breakdown-wrapper {
  display: none;
  margin-top: 10px;
  text-align: left;
  position: relative;
  z-index: 10001;
}
.ll-subtitle-container.breakdown--active #ll-breakdown-wrapper {
  display: block;
}
.ll-subtitle-container.ll-netflix.breakdown--active {
  width: 85% !important;
  max-width: calc(90vw - 40px) !important;
  background-color: rgba(0, 0, 0, 0.85) !important;
  padding: 15px !important;
  cursor: default !important;
  position: fixed !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
  z-index: 10000 !important;
}

/* Keep YouTube breakdown inside the player overlay */
.ll-subtitle-container.ll-youtube.breakdown--active {
  width: 90% !important;
  max-width: 90% !important;
  background-color: rgba(0, 0, 0, 0.85) !important;
  padding: 15px !important;
  cursor: default !important;
  position: static !important; /* stay within overlay bounds */
}
.ll-subtitle-container.ll-youtube.breakdown--active #ll-breakdown-wrapper,
.ll-subtitle-container.ll-youtube.breakdown--active #ll-breakdown-content {
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 auto;
}
#ll-breakdown-header,
.ll-subtitle-container.ll-youtube.breakdown--active
  #ll-breakdown-content
  > .translation-skeleton-container {
  width: 85% !important;
  max-width: 85% !important;
  margin: 0 auto !important;
}
.ll-subtitle-container.ll-youtube.breakdown--active
  #ll-breakdown-content
  > .translation-skeleton-container {
  padding: 0 !important;
  align-items: center;
}
.ll-subtitle-container.ll-youtube.breakdown--active
  #ll-breakdown-content
  > .translation-skeleton-container
  .translation-skeleton {
  width: 100% !important;
}
#ll-breakdown-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  color: #fff;
}
#ll-breakdown-title {
  font-size: 24px;
  font-weight: bold;
}
#ll-breakdown-close-btn {
  background: none;
  border: none;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  opacity: 0.7;
}
#ll-breakdown-close-btn:hover {
  opacity: 1;
}

#ll-breakdown-save-btn {
  background: transparent;
  border: none;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  opacity: 0.7;
  padding: 5px;
  border-radius: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 2px;
}

#ll-breakdown-save-btn:hover {
  opacity: 1;
  background: transparent;
}
#ll-breakdown-content {
  max-height: calc(100vh - 200px);
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 10px; /* for scrollbar */
  font-size: 18px;
  line-height: 1.6;
  color: #eee;
  word-wrap: break-word;
  word-break: break-word;
  white-space: normal;
  max-width: 100%;
  box-sizing: border-box;
}
#ll-breakdown-content,
#ll-breakdown-content * {
  all: revert;
}
#ll-breakdown-content {
  font-size: 18px !important;
  line-height: 1.6 !important;
  color: #eee !important;
  font-weight: 400 !important;
}
#ll-breakdown-content h1,
#ll-breakdown-content h2,
#ll-breakdown-content h3,
#ll-breakdown-content h4,
#ll-breakdown-content h5,
#ll-breakdown-content h6 {
  all: unset;
  display: block;
  margin-top: 24px;
  margin-bottom: 0.5em;
  font-weight: 700;
  color: #ffffff;
}
#ll-breakdown-content h1 {
  font-size: 22px;
}
#ll-breakdown-content h2 {
  font-size: 20px;
}
#ll-breakdown-content h3 {
  font-size: 18px;
}
#ll-breakdown-content h4 {
  font-size: 17px;
}
#ll-breakdown-content h5 {
  font-size: 16px;
}
#ll-breakdown-content h6 {
  font-size: 15px;
}
#ll-breakdown-content p {
  margin: 12px 0;
}
#ll-breakdown-content h1,
#ll-breakdown-content h2,
#ll-breakdown-content h3 {
  margin-top: 24px;
  margin-bottom: 0.5em;
  color: #ffffff;
}
/* Ensure inline grammar container does not inherit page heading styles */
.inline-grammar-container,
.inline-grammar-container * {
  all: revert;
}
.inline-grammar-container {
  font-family: var(--renshi-font-ui) !important;
  font-size: 18px !important;
  line-height: 1.5 !important;
  color: #1a202c !important;
  font-weight: 400 !important;
}
.inline-grammar-container h1,
.inline-grammar-container h2,
.inline-grammar-container h3,
.inline-grammar-container h4,
.inline-grammar-container h5,
.inline-grammar-container h6 {
  all: unset;
  display: block;
  margin-top: 14px;
  margin-bottom: 8px;
  font-weight: 600;
  color: #1a202c;
}
.inline-grammar-container .grammar-title {
  font-size: 16px !important;
  font-weight: 600 !important;
}
.inline-grammar-container .ll-grammar-structure {
  font-size: 16px !important;
}
.inline-grammar-container .ll-element-header {
  margin: 10px 0;
}
#ll-breakdown-content ul {
  padding-left: 20px;
}
#ll-breakdown-content code {
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 4px;
  border-radius: 3px;
}
#ll-breakdown-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1em 0;
}
#ll-breakdown-content th,
#ll-breakdown-content td {
  border: 1px solid #555;
  padding: 8px;
  text-align: left;
}
#ll-breakdown-content th {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Responsive adjustments for smaller screens */
@media (max-width: 768px) {
  .ll-subtitle-container.breakdown--active {
    width: 95% !important;
    max-width: calc(95vw - 20px) !important;
    padding: 10px !important;
  }

  #ll-breakdown-content {
    max-height: calc(100vh - 150px);
    font-size: 16px;
  }

  #ll-breakdown-title {
    font-size: 20px;
  }
}

/* Skeleton loader for breakdown */
.translation-skeleton-container {
  padding: 10px;
}

/* ================= In-line Grammar Explanation Container ================= */

/* Container for in-line grammar explanations */
.inline-grammar-container {
  position: relative;
  background: linear-gradient(135deg, #f8faff, #f0f7ff, #e6f0fd);
  border: 1px solid rgba(209, 229, 252, 0.8);
  border-radius: 12px;
  padding: 16px;
  margin: 12px 0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05), 0 1px 3px rgba(0, 0, 0, 0.1),
    0 0 0 1px rgba(209, 229, 252, 0.3);
  font-family: var(--renshi-font-ui);
  font-size: 18px;
  line-height: 1.5;
  max-width: 100%;
  max-height: 350px;
  box-sizing: border-box;
  /* Ensure grammar container has its own styling and doesn't inherit greyed out styles */
  color: #1a202c !important;
  z-index: 5;
  /* Enable scrolling when content overflows */
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
}

/* Grammar header and controls */
.grammar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(209, 229, 252, 0.5);
}

.grammar-title {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  color: #1a202c;
}

.grammar-controls {
  display: flex;
  gap: 5px;
  align-items: center;
}

.grammar-save-btn,
.grammar-close-btn {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
}

.grammar-save-btn:hover,
.grammar-close-btn:hover {
  background: transparent;
  transform: translateY(-1px);
}

.grammar-save-btn:active,
.grammar-close-btn:active {
  transform: translateY(0);
}

.inline-grammar-container:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0, 0, 0, 0.12),
    0 0 0 1px rgba(209, 229, 252, 0.5);
}

/* Focus states for accessibility */
.inline-grammar-container:focus-within {
  outline: 2px solid rgba(59, 130, 246, 0.5);
  outline-offset: 2px;
}

/* Override any inherited greyed out styling for grammar container and its contents */
.inline-grammar-container *,
.inline-grammar-container .grammar-title,
.inline-grammar-container .grammar-content,
.inline-grammar-container .grammar-content *,
.inline-grammar-container .grammar-navigation,
.inline-grammar-container .grammar-nav-info {
  color: inherit !important;
}

/* Ensure grammar container text is never greyed out */
.inline-grammar-container.text-greyed-out,
.inline-grammar-container .text-greyed-out {
  color: #1a202c !important;
}

.inline-grammar-container .analyzed-word {
  color: inherit !important;
}

.inline-grammar-container .analyzed-word.text-greyed-out {
  color: inherit !important;
}

/* Additional overrides for any span elements within grammar container */
.inline-grammar-container span.text-greyed-out {
  color: inherit !important;
}

.inline-grammar-container span.text-focused {
  color: inherit !important;
}

/* Override any dotted borders in grammar container */
.inline-grammar-container b,
.inline-grammar-container strong,
.inline-grammar-container .analyzed-word,
.inline-grammar-container * {
  border-bottom: none !important;
  text-decoration: none !important;
}

/* Ensure grammar container never gets borders or underlines, regardless of classes */
.inline-grammar-container,
.inline-grammar-container.text-greyed-out,
.inline-grammar-container.text-focused {
  border-bottom: none !important;
  text-decoration: none !important;
}

.inline-grammar-container *,
.inline-grammar-container.text-greyed-out *,
.inline-grammar-container.text-focused * {
  border-bottom: none !important;
  text-decoration: none !important;
}

/* Header section */
.grammar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(209, 229, 252, 0.6);
  flex-shrink: 0;
}

.grammar-title {
  font-weight: 600;
  font-size: 15px;
  color: #1a202c;
  margin: 0;
  letter-spacing: -0.025em;
  display: flex;
  align-items: center;
  gap: 8px;
  position: relative;
}

.grammar-title::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 16px;
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  border-radius: 2px;
  display: block;
}

.grammar-controls {
  display: flex;
  gap: 5px;
  align-items: center;
}

.grammar-close-btn,
.grammar-nav-btn {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(209, 229, 252, 0.6);
  cursor: pointer;
  padding: 6px;
  border-radius: 8px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 14px;
  color: #64748b;
  backdrop-filter: blur(4px);
  position: relative;
  overflow: hidden;
}

.grammar-close-btn::before,
.grammar-nav-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  transition: left 0.5s;
}

.grammar-close-btn:hover::before,
.grammar-nav-btn:hover::before {
  left: 100%;
}

.grammar-close-btn:hover,
.grammar-nav-btn:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.3);
  color: #1d4ed8;
  transform: scale(1.05);
}

.grammar-close-btn:active,
.grammar-nav-btn:active {
  transform: scale(0.95);
}

.grammar-close-btn:focus,
.grammar-nav-btn:focus {
  outline: 2px solid rgba(59, 130, 246, 0.5);
  outline-offset: 2px;
}

.grammar-close-btn:disabled,
.grammar-nav-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

/* Content area */
.grammar-content {
  min-height: 80px;
  max-height: 220px;
  position: relative;
  overflow-y: auto;
  overflow-x: hidden;
  padding-right: 12px;
  font-size: 18px;
  line-height: 1.6;
  letter-spacing: 0.005em;
  /* Custom scrollbar styling */
  scrollbar-width: thin;
  scrollbar-color: rgba(59, 130, 246, 0.3) rgba(209, 229, 252, 0.2);
}

/* Webkit scrollbar styling for Chrome/Safari */
.grammar-content::-webkit-scrollbar {
  width: 6px;
}

.grammar-content::-webkit-scrollbar-track {
  background: rgba(209, 229, 252, 0.2);
  border-radius: 3px;
}

.grammar-content::-webkit-scrollbar-thumb {
  background: rgba(59, 130, 246, 0.3);
  border-radius: 3px;
  transition: background 0.2s ease;
}

.grammar-content::-webkit-scrollbar-thumb:hover {
  background: rgba(59, 130, 246, 0.5);
}

/* Removed gradient indicators to eliminate white lines */

.grammar-content h1,
.grammar-content h2,
.grammar-content h3 {
  margin-top: 18px;
  margin-bottom: 10px;
  color: #1a202c;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.grammar-content h1 {
  font-size: 22px;
}

.grammar-content h2 {
  font-size: 20px;
}

.grammar-content h3 {
  font-size: 20px;
}

.grammar-content ul {
  padding-left: 24px;
  margin: 12px 0;
}

/* Improve readability: consistent spacing for paragraphs and ordered lists */
.grammar-content p {
  margin: 10px 0;
}

.grammar-content ol {
  padding-left: 24px;
  margin: 12px 0;
}

.grammar-content li {
  margin-bottom: 6px;
  line-height: 1.6;
}

.grammar-content code {
  background: rgba(59, 130, 246, 0.1);
  padding: 3px 6px;
  border-radius: 4px;
  font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas,
    'Courier New', monospace;
  font-size: 13px;
  color: #1d4ed8;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

/* Control spacing between sections in grammar content */
.grammar-content br {
  margin: 0;
  line-height: 1.2;
}

.grammar-content br + br {
  margin-top: 8px;
  display: block;
  content: '';
}

/* Navigation footer */
.grammar-navigation {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(209, 229, 252, 0.6);
  flex-shrink: 0;
}

.grammar-nav-info {
  font-size: 13px;
  color: #64748b;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.grammar-nav-arrows {
  display: flex;
  gap: 8px;
}

/* Text greying for focus */
.text-greyed-out {
  color: #94a3b8 !important;
  transition: color 0.2s ease;
}

.text-greyed-out .analyzed-word {
  color: #94a3b8 !important;
}

.text-focused {
  color: inherit;
  font-weight: 500;
}

.text-focused .analyzed-word {
  color: inherit !important;
}

/* Individual word styling for sentence focus */
.analyzed-word.text-greyed-out {
  color: #94a3b8 !important;
}

.analyzed-word.text-focused {
  color: inherit !important;
  background: rgba(59, 130, 246, 0.1);
  border-radius: 4px;
  padding: 2px 4px;
  margin: 0 1px;
  transition: all 0.2s ease;
}

/* Text node styling for sentence focus */
span.text-greyed-out {
  color: #94a3b8 !important;
}

span.text-focused {
  color: inherit !important;
  font-weight: 500;
}

/* Word highlighting styles for TTS */
.analyzed-word.tts-highlighted {
  background-color: #3498db !important;
  color: white !important;
  transition: background-color 0.1s ease, color 0.1s ease;
  border-radius: 2px;
  padding: 1px 2px;
  margin: 0 1px;
}

.analyzed-word.tts-highlighted:hover {
  background-color: #2980b9 !important;
  color: white !important;
}

/* Loading state animations */
.grammar-content.loading {
  opacity: 0.7;
  pointer-events: none;
}

/* Success state styling */
.grammar-content.loaded {
  opacity: 1;
  transition: opacity 0.3s ease;
}

/* Error state styling */
.grammar-content.error {
  background: rgba(239, 68, 68, 0.05);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Responsive design */
@media (max-width: 768px) {
  .inline-grammar-container {
    margin: 8px 0;
    padding: 14px;
    max-height: 280px;
    border-radius: 10px;
  }

  .grammar-title {
    font-size: 14px;
  }

  .grammar-content {
    font-size: 13px;
    max-height: 180px;
  }

  .grammar-close-btn,
  .grammar-nav-btn {
    width: 26px;
    height: 26px;
    font-size: 13px;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .inline-grammar-container {
    border: 2px solid #000;
    background: #fff;
  }

  .grammar-close-btn,
  .grammar-nav-btn {
    border: 2px solid #000;
    background: #fff;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .inline-grammar-container,
  .grammar-close-btn,
  .grammar-nav-btn,
  .analyzed-word.text-focused {
    transition: none;
  }

  .inline-grammar-container:hover {
    transform: none;
  }

  .grammar-close-btn:hover,
  .grammar-nav-btn:hover {
    transform: none;
  }
}

/* Spinner styles for subscribe button loader */
.ll-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-top: 2px solid #3b82f6;
  border-radius: 50%;
  animation: ll-spin 1s linear infinite;
}

@keyframes ll-spin {
  to {
    transform: rotate(360deg);
  }
}