@import 'tailwindcss';
:root {
  /* Colors */
  --bg-color: #f8fafc;
  --surface-color: #ffffff;
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-tertiary: #94a3b8;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --border-color: #e2e8f0;
  
  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Spacing */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark Mode Variables */
[data-theme="dark"],
.theme-deep-dark,
body.theme-deep-dark {
  --bg-color: #020617;
  --surface-color: #0f172a;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --border-color: #1e293b;
  --accent-color: #60a5fa;
  --accent-hover: #93c5fd;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.5);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.5), 0 2px 4px -2px rgb(0 0 0 / 0.5);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.5);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-6);
}

/* Header */
.header {
  position: sticky;
  top: var(--press-admin-bar-height, 0px);
  z-index: 50;
  background-color: rgba(var(--surface-color-rgb), 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: border-color var(--transition-normal);
}

/* We need to define RGB values for rgba */
:root {
  --surface-color-rgb: 255, 255, 255;
}
[data-theme="dark"],
.theme-deep-dark,
body.theme-deep-dark {
  --surface-color-rgb: 15, 23, 42;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.logo span {
  color: var(--accent-color);
}

.nav-links {
  display: flex;
  gap: var(--spacing-8);
  align-items: center;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
}

.icon-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--spacing-2);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background-color: var(--border-color);
  color: var(--text-primary);
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.lang-switcher:hover {
  border-color: var(--text-tertiary);
}

/* Hero Section */
.hero {
  padding: var(--spacing-16) 0 var(--spacing-12);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-full);
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--accent-color);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-6);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-6);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-8);
}

.search-container {
  max-width: 680px;
  margin: 0 auto;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 1.25rem 1.5rem 1.25rem 3.5rem;
  font-size: 1.125rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background-color: var(--surface-color);
  color: var(--text-primary);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  outline: none;
}

.search-input:focus {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2), var(--shadow-md);
}

.search-icon {
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
  pointer-events: none;
}

/* Sections */
.section {
  padding: var(--spacing-12) 0;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: var(--spacing-8);
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.section-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent-color);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
}

.section-link:hover {
  color: var(--accent-hover);
}

/* Quote Cards */
.quote-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--spacing-6);
}

.quote-card {
  background-color: var(--surface-color);
  border-radius: var(--radius-xl);
  padding: var(--spacing-8);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.quote-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent-color);
}

.quote-card::before {
  content: '“';
  font-family: var(--font-serif);
  font-size: 8rem;
  position: absolute;
  top: -2rem;
  left: 1rem;
  color: var(--text-tertiary);
  opacity: 0.1;
  line-height: 1;
  pointer-events: none;
}

.quote-text {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--text-primary);
  margin-bottom: var(--spacing-6);
  flex-grow: 1;
  z-index: 1;
}

.quote-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-4);
  z-index: 1;
}

.quote-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  object-fit: cover;
  background-color: var(--border-color);
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.author-role {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.quote-actions {
  display: flex;
  gap: var(--spacing-2);
}

/* Tags */
.tag-scroll {
  display: flex;
  justify-content: center;
  gap: var(--spacing-3);
  overflow-x: auto;
  padding-bottom: var(--spacing-4);
  scrollbar-width: none; /* Firefox */
}

.tag-scroll::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.tag {
  white-space: nowrap;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.tag:hover, .tag.active {
  background-color: var(--text-primary);
  color: var(--surface-color);
  border-color: var(--text-primary);
}

/* Authors Grid */
.author-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-6);
}

.author-card {
  text-align: center;
  padding: var(--spacing-6);
  background-color: var(--surface-color);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.author-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.author-card-avatar {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-full);
  margin: 0 auto var(--spacing-4);
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

.author-card-name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-1);
}

.author-card-count {
  font-size: 0.85rem;
  color: var(--text-secondary);
  background-color: var(--border-color);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  display: inline-block;
}

/* Single Quote Page specific */
.single-quote-hero {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-16) 0;
  text-align: center;
}

.single-quote-text {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: var(--spacing-8);
  position: relative;
}

.single-quote-text::before {
  content: '“';
  font-size: 6rem;
  position: absolute;
  top: -3rem;
  left: -2rem;
  color: var(--accent-color);
  opacity: 0.2;
}

.single-author-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-8);
}

.single-author-avatar {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
}

.single-author-details {
  text-align: left;
}

.single-author-name {
  font-size: 1.25rem;
  font-weight: 700;
}

.single-author-bio {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.quote-interactive-actions {
  display: flex;
  justify-content: center;
  gap: var(--spacing-4);
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-8);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
}

.btn-primary {
  background-color: var(--text-primary);
  color: var(--surface-color);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}

.btn-outline:hover {
  background-color: var(--text-primary);
  color: var(--surface-color);
  border-color: var(--text-primary);
}

/* Single Author Page */
.author-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-8);
  padding: var(--spacing-12) 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-8);
}

.author-header-img {
  width: 160px;
  height: 160px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 4px solid var(--surface-color);
  box-shadow: var(--shadow-lg);
}

.author-header-content h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-2);
}

.author-header-content p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: var(--spacing-4);
}

.author-stats {
  display: flex;
  gap: var(--spacing-6);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-12) 0 var(--spacing-6);
  margin-top: var(--spacing-16);
  background-color: var(--surface-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-8);
  margin-bottom: var(--spacing-12);
}

.footer-col h3 {
  font-size: 1rem;
  margin-bottom: var(--spacing-4);
  font-weight: 600;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-6);
  border-top: 1px solid var(--border-color);
  color: var(--text-tertiary);
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .author-header {
    flex-direction: column;
    text-align: center;
  }
  
  .author-stats {
    justify-content: center;
  }
}

/* Search Modal */
.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.search-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.search-modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(var(--surface-color-rgb), 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.search-modal-content {
  position: relative;
  width: 100%;
  max-width: 800px;
  margin: var(--spacing-16) auto 0;
  background-color: var(--surface-color);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  transform: translateY(-20px);
  transition: transform var(--transition-normal);
}

.search-modal.active .search-modal-content {
  transform: translateY(0);
}

.search-modal-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-4);
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--border-color);
}

.search-modal-header .search-container {
  flex-grow: 1;
}

.search-modal-header .search-input {
  box-shadow: none;
  background-color: transparent;
  border-color: transparent;
}

.search-modal-header .search-input:focus {
  box-shadow: none;
  background-color: var(--bg-color);
  border-color: var(--border-color);
}

.search-modal-results {
  padding: var(--spacing-6);
  min-height: 200px;
  max-height: 60vh;
  overflow-y: auto;
}


/* Forms & Inputs */
.form-group {
  margin-bottom: var(--spacing-6);
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--spacing-2);
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background-color: var(--surface-color);
  color: var(--text-primary);
  transition: all var(--transition-fast);
  font-family: var(--font-sans);
}

.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* Modals (Auth, Share, etc.) */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(var(--surface-color-rgb), 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-content {
  position: relative;
  width: 100%;
  max-width: 500px;
  background-color: var(--surface-color);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  transform: translateY(-20px);
  transition: transform var(--transition-normal);
  padding: var(--spacing-8);
  margin: var(--spacing-4);
  max-height: 90vh;
  overflow-y: auto;
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: var(--spacing-4);
  right: var(--spacing-4);
}

.modal-header {
  margin-bottom: var(--spacing-6);
  text-align: center;
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-2);
}

.modal-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Tabs */
.tabs {
  display: flex;
  gap: var(--spacing-8);
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--spacing-8);
  overflow-x: auto;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar {
  display: none;
}

.tab {
  padding: var(--spacing-4) 0;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.tab:hover {
  color: var(--text-primary);
}

.tab.active {
  color: var(--accent-color);
  border-bottom-color: var(--accent-color);
}

/* Share Image Generator UI */
.share-preview-box {
  aspect-ratio: 1/1;
  background: linear-gradient(135deg, #1e293b, #0f172a);
  border-radius: var(--radius-lg);
  padding: var(--spacing-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  color: white;
  margin-bottom: var(--spacing-6);
  position: relative;
  overflow: hidden;
}

.share-preview-quote {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  line-height: 1.4;
  margin-bottom: var(--spacing-6);
}

.share-preview-author {
  font-size: 1rem;
  font-weight: 600;
  opacity: 0.9;
}

.share-preview-brand {
  position: absolute;
  bottom: var(--spacing-4);
  font-weight: 700;
  font-size: 0.85rem;
  opacity: 0.5;
  letter-spacing: 1px;
}

/* Skeleton Loader */
.skeleton {
  background: linear-gradient(90deg, var(--border-color) 25%, var(--bg-color) 50%, var(--border-color) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

.skeleton-text {
  height: 1rem;
  margin-bottom: 0.5rem;
  width: 100%;
}

.skeleton-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
}

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

/* Quote of the day widget */
.qotd-widget {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(15, 23, 42, 0.05));
  border-radius: var(--radius-2xl);
  padding: var(--spacing-12);
  margin-bottom: var(--spacing-12);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

[data-theme="dark"] .qotd-widget {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(15, 23, 42, 0.5));
}

.qotd-badge {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: var(--spacing-6);
}

.qotd-text {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  line-height: 1.4;
  margin-bottom: var(--spacing-8);
  max-width: 800px;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: var(--spacing-6);
  right: var(--spacing-6);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  z-index: 9999;
  pointer-events: none;
}

.toast {
  background-color: var(--text-primary);
  color: var(--surface-color);
  padding: var(--spacing-4) var(--spacing-6);
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: 0.95rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  transform: translateX(120%);
  opacity: 0;
  transition: all var(--transition-normal);
}

.toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast-success i {
  color: #4ade80;
}

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: var(--spacing-6);
  left: var(--spacing-6);
  width: 48px;
  height: 48px;
  background-color: var(--accent-color);
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  z-index: 90;
  border: none;
}

.scroll-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-to-top:hover {
  background-color: var(--accent-hover);
  transform: translateY(-4px);
}

/* Empty States */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--spacing-16) var(--spacing-6);
  background-color: var(--surface-color);
  border-radius: var(--radius-xl);
  border: 1px dashed var(--border-color);
  margin: var(--spacing-8) 0;
}

.empty-state-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background-color: var(--bg-color);
  color: var(--text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-6);
}

.empty-state-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-2);
  color: var(--text-primary);
}

.empty-state-text {
  color: var(--text-secondary);
  max-width: 400px;
  margin-bottom: var(--spacing-6);
}



/* Topic Grid & Cards */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-6);
}

.topic-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-6);
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--text-primary);
  transition: all var(--transition-normal);
}

.topic-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-color);
}

.topic-info h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-1);
}

.topic-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background-color: var(--bg-color);
  color: var(--accent-color);
}

.topic-count { font-size: 0.85rem; color: var(--text-tertiary); display: block; }