/* Zen Mode Reader Styles */
:root {
  --reader-max-width: 740px;
  --reader-font-sans: "Inter", -apple-system, sans-serif;
  --reader-font-serif: "Merriweather", Georgia, serif;

  /* Default (Light) Variables */
  --reader-bg: #ffffff;
  --reader-text: #333333;
  --reader-ui-bg: #ffffff;
  --reader-ui-border: #eeeeee;
  --reader-ui-bg-glass: rgba(255, 255, 255, 0.9);
}

[data-theme="paper"] {
  --reader-bg: #faf9f6;
  --reader-text: #2c2c2c;
  --reader-ui-bg: #faf9f6;
  --reader-ui-border: #e0d0b0;
  --reader-ui-bg-glass: rgba(250, 249, 246, 0.9);
}

[data-theme="dark"] {
  --reader-bg: #1a1a1a;
  --reader-text: #e0e0e0;
  --reader-text-muted: #999999;
  --reader-ui-bg: #222222;
  --reader-ui-border: #333333;
  --reader-ui-bg-glass: rgba(34, 34, 34, 0.9);
}

body {
  background-color: var(--reader-bg) !important;
  color: var(--reader-text) !important;
  transition:
    background-color 0.3s ease,
    color 0.3s ease;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Ensure all text elements respect the theme */
.reader-container h1,
.reader-container h2,
.reader-container h3,
.reader-container h4,
.reader-container .text-dark,
.reader-content p,
.reader-content {
  color: var(--reader-text) !important;
}

/* Fix text-muted and secondary elements in Dark Mode */
[data-theme="dark"] .text-muted,
[data-theme="dark"] .opacity-75,
[data-theme="dark"] .opacity-50,
[data-theme="dark"] .x-small,
[data-theme="dark"] .small {
  color: var(--reader-text-muted) !important;
}

[data-theme="dark"] .btn-link,
[data-theme="dark"] a.text-muted,
[data-theme="dark"] .reader-header span,
[data-theme="dark"] .reader-header a {
  color: var(--reader-text-muted) !important;
}

[data-theme="dark"] a.text-muted:hover,
[data-theme="dark"] .btn-link:hover {
  color: var(--reader-text) !important;
}

/* Comments Specific Fixes */
[data-theme="dark"] #comments .comment-content,
[data-theme="dark"] #comments .comment-author,
[data-theme="dark"] #comments .comment-date {
  color: var(--reader-text) !important;
}

[data-theme="dark"] #comments .text-muted {
  color: var(--reader-text-muted) !important;
}

.card.bg-light,
.syo-box {
  background-color: var(--reader-ui-bg) !important;
  border-color: var(--reader-ui-border) !important;
  color: var(--reader-text) !important;
}

/* Progress Bar */
.reading-progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  z-index: 1002;
  background: transparent;
}

#reading-progress-bar {
  height: 100%;
  width: 0%;
  background: var(--syo-link);
  transition: width 0.1s ease-out;
}

/* Toolbar */
#zen-toolbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  background: var(--reader-ui-bg);
  transition: all 0.3s;
  border-bottom: 1px solid var(--reader-ui-border);
}

#zen-toolbar.scrolled {
  background: var(--reader-ui-bg-glass);
  backdrop-filter: blur(10px);
  border-color: var(--reader-ui-border);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] #zen-toolbar.scrolled {
  border-color: rgba(255, 255, 255, 0.05);
}

/* Dropdowns/Modals */
.reader-dropdown {
  position: fixed;
  top: 60px;
  right: 20px;
  width: 320px;
  background-color: var(--reader-ui-bg);
  color: var(--reader-text);
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  padding: 1.5rem;
  z-index: 1001;
  display: none;
  border: 1px solid var(--reader-ui-border);
  max-height: 80vh;
  overflow-y: auto;
}

.reader-dropdown.active {
  display: block;
  animation: fadeUp 0.2s ease-out;
}

.toc-dropdown {
  right: auto;
  left: 20px;
  width: 350px;
}

/* Layout */
.reader-container {
  max-width: var(--reader-max-width);
  margin: 0 auto;
  padding: 80px 1.5rem 100px;
}

.reader-header {
  margin-bottom: 4rem;
  text-align: center;
}

.reader-content {
  font-family: var(--reader-font-serif);
  font-size: 1.2rem;
  line-height: 1.85;
  margin-bottom: 5rem;
}

.reader-content p {
  margin-bottom: 1.6rem;
}

/* Settings UI */
.setting-group {
  margin-bottom: 1.5rem;
}

.setting-label {
  text-transform: uppercase;
  font-size: 0.7rem;
  letter-spacing: 1.2px;
  color: #888;
  margin-bottom: 0.75rem;
  display: block;
  font-weight: 700;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.theme-select-btn {
  height: 50px;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.theme-select-btn.active {
  border-color: var(--syo-link);
  transform: scale(1.05);
}

.font-btn-group {
  display: flex;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--reader-ui-border);
}

.font-select-btn {
  flex: 1;
  padding: 0.6rem;
  background: none;
  border: none;
  font-size: 0.95rem;
  cursor: pointer;
  color: var(--reader-text);
  transition: background 0.2s;
}

.font-select-btn:hover {
  background: rgba(128, 128, 128, 0.05);
}

.font-select-btn.active {
  background: var(--reader-ui-border);
  color: var(--reader-text);
  font-weight: 700;
}

/* ToC List */
.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-item {
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.toc-link {
  display: block;
  padding: 0.8rem 0.5rem;
  color: #555;
  text-decoration: none;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.toc-link:hover {
  background: rgba(0, 0, 0, 0.03);
  padding-left: 0.75rem;
  color: var(--syo-link);
}

.toc-link.active {
  background: rgba(0, 90, 156, 0.05);
  color: var(--syo-link);
  font-weight: 600;
  border-left: 3px solid var(--syo-link);
}

/* Bottom Nav */
.bottom-nav-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--reader-ui-bg-glass);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--reader-ui-border);
  padding: 0.8rem 1.5rem;
  z-index: 999;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bottom-nav-bar.visible {
  transform: translateY(0);
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Animations & Niceties */
.btn-icon-rounded {
  width: 40px;
  height: 40px;
  display: flex !important;
  align-items: center;
  justify-content: center;
  border-radius: 50% !important;
  transition:
    background 0.2s,
    transform 0.1s;
}

.btn-icon-rounded:active {
  transform: scale(0.9);
}

/* Mobile Tweaks */
@media (max-width: 768px) {
  .reader-container {
    padding-top: 70px;
    padding-bottom: 80px;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .reader-header h1 {
    font-size: 1.8rem;
  }

  .reader-content {
    font-size: 1.1rem;
    line-height: 1.7;
  }

  #zen-toolbar {
    padding: 0 0.75rem;
  }

  .toc-dropdown,
  .settings-dropdown {
    left: 5px;
    right: 5px;
    width: auto;
    top: 65px;
    padding: 1rem;
  }

  .btn-icon-rounded {
    width: 44px;
    /* Slightly larger for touch */
    height: 44px;
  }
}

@media (max-width: 576px) {
  .reader-header {
    margin-bottom: 2rem;
  }

  .reader-header .d-flex {
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem !important;
  }
}