/**
 * CursiveTextGuru - Modern Design System & Stylesheet
 * Responsive, Dark/Light Mode, Glassmorphism, Micro-interactions.
 */

:root {
  --font-main: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-cursive: 'Pacifico', cursive, sans-serif;

  /* Light Theme (Default) */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f1f5f9;
  --border-color: #e2e8f0;
  --border-focus: #6366f1;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-light: #e0e7ff;
  --primary-glow: rgba(79, 70, 229, 0.15);
  --accent: #ec4899;
  --success: #10b981;
  --success-bg: #d1fae5;
  --star-active: #f59e0b;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(226, 232, 240, 0.8);
}

[data-theme="dark"] {
  --bg-primary: #090d16;
  --bg-secondary: #0f172a;
  --bg-card: #131d31;
  --bg-card-hover: #1e293b;
  --border-color: #1e293b;
  --border-focus: #818cf8;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --primary: #6366f1;
  --primary-hover: #818cf8;
  --primary-light: #1e1b4b;
  --primary-glow: rgba(99, 102, 241, 0.25);
  --accent: #f472b6;
  --success: #34d399;
  --success-bg: #064e3b;
  --star-active: #fbbf24;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.6);
  --glass-bg: rgba(15, 23, 42, 0.85);
  --glass-border: rgba(30, 41, 59, 0.8);
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--primary-hover);
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  transition: all 0.3s ease;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #4f46e5, #ec4899);
  color: #fff;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 700;
  box-shadow: 0 4px 12px var(--primary-glow);
}

.logo-text {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--text-primary), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-text span {
  font-family: var(--font-cursive);
  font-weight: 400;
  color: var(--accent);
  -webkit-text-fill-color: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Language Selector Dropdown */
.lang-selector {
  position: relative;
  display: inline-block;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn:hover {
  border-color: var(--primary);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 170px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1001;
  overflow: hidden;
}

.lang-selector:hover .lang-dropdown,
.lang-selector:focus-within .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 1rem;
  color: var(--text-primary);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.15s ease;
}

.lang-option:hover,
.lang-option.active {
  background: var(--primary-light);
  color: var(--primary);
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  border-color: var(--primary);
  transform: rotate(15deg);
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: 3rem 1.5rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(79, 70, 229, 0.2);
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.hero-title span {
  background: linear-gradient(135deg, #4f46e5, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

/* Main Container */
.main-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
  width: 100%;
}

/* Generator Input Studio */
.studio-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 1.75rem;
  margin-bottom: 2rem;
  position: relative;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.studio-box:focus-within {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 4px var(--primary-glow), var(--shadow-lg);
}

.input-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.input-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.input-quick-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tool-btn {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.tool-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.main-input {
  width: 100%;
  min-height: 110px;
  padding: 1rem;
  font-family: inherit;
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  resize: vertical;
  outline: none;
  transition: all 0.2s ease;
}

.main-input:focus {
  background: var(--bg-card);
}

.main-input::placeholder {
  color: var(--text-muted);
}

.input-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.counter-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.copy-all-btn {
  background: var(--primary);
  color: #fff;
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.copy-all-btn:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 12px var(--primary-glow);
}

/* Control Toolbar: Filters, Search & Font Size */
.control-toolbar {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.filter-pills-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: thin;
}

.filter-pills-row::-webkit-scrollbar {
  height: 4px;
}

.filter-pills-row::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

.filter-pill {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.filter-pill:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.filter-pill.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 2px 8px var(--primary-glow);
}

.toolbar-secondary-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.search-box-wrap {
  position: relative;
  flex: 1;
  min-width: 260px;
  max-width: 450px;
}

.search-input {
  width: 100%;
  padding: 0.55rem 1rem 0.55rem 2.4rem;
  font-family: inherit;
  font-size: 0.9rem;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-primary);
  border-radius: var(--radius-full);
  outline: none;
  transition: all 0.2s ease;
}

.search-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.size-slider-wrap {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
}

.size-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 90px;
  height: 5px;
  background: var(--border-color);
  border-radius: 3px;
  outline: none;
}

.size-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.2);
}

/* Font Cards Grid */
.font-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.font-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.font-card:hover {
  transform: translateY(-2px);
  border-color: rgba(79, 70, 229, 0.4);
  box-shadow: var(--shadow-md);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.style-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.style-category-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--bg-primary);
  color: var(--text-muted);
}

.fav-btn {
  background: none;
  border: none;
  font-size: 1.2rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.2rem;
  line-height: 1;
  transition: transform 0.15s ease, color 0.15s ease;
}

.fav-btn:hover {
  transform: scale(1.2);
  color: var(--star-active);
}

.fav-btn.active {
  color: var(--star-active);
}

.card-body {
  flex: 1;
  margin-bottom: 1rem;
}

.font-preview {
  font-size: 1.25rem;
  line-height: 1.4;
  word-break: break-word;
  color: var(--text-primary);
  min-height: 2.8rem;
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 0.4rem;
  border-radius: var(--radius-sm);
  transition: background 0.15s ease;
}

.font-preview:hover {
  background: var(--bg-card-hover);
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  border-top: 1px solid var(--border-color);
  padding-top: 0.75rem;
}

.copy-card-btn {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s ease;
}

.copy-card-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.copy-card-btn.copied {
  background: var(--success);
  color: #fff;
  border-color: var(--success);
  transform: scale(1.05);
}

.empty-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 1.5rem;
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  pointer-events: none;
}

.toast {
  background: #0f172a;
  color: #fff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  font-weight: 600;
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: auto;
}

[data-theme="dark"] .toast {
  background: #1e293b;
  border: 1px solid #334155;
}

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

.toast-icon {
  background: var(--success);
  color: #fff;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

/* SEO Content Sections */
.seo-content-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.seo-content-section h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.seo-content-section h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin: 1.5rem 0 0.75rem;
  color: var(--text-primary);
}

.seo-content-section p {
  font-size: 1.02rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.seo-content-section ul,
.seo-content-section ol {
  margin: 0 0 1.5rem 1.5rem;
  color: var(--text-secondary);
}

.seo-content-section li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

/* Platform Compatibility Cards */
.platform-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.platform-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  transition: transform 0.2s ease;
}

.platform-card:hover {
  transform: translateY(-2px);
}

.platform-card-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  font-size: 1.05rem;
  margin-bottom: 0.6rem;
}

.platform-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* FAQ Accordion */
.faq-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-primary);
  transition: border-color 0.2s ease;
}

.faq-item.open {
  border-color: var(--primary);
}

.faq-question {
  width: 100%;
  padding: 1.1rem 1.25rem;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  color: var(--primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
  padding: 0 1.25rem;
}

.faq-item.open .faq-answer {
  max-height: 400px;
  padding-bottom: 1.25rem;
  transition: max-height 0.3s ease-in-out;
}

.faq-answer p {
  font-size: 0.98rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* Related Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.85rem;
  margin: 1.5rem 0;
}

.tool-link-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.92rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.2s ease;
}

.tool-link-card:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
  transform: translateX(3px);
}

/* Site Footer */
.site-footer {
  margin-top: auto;
  background: var(--bg-card);
  border-top: 1px solid var(--border-color);
  padding: 3rem 1.5rem 1.5rem;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-top: 0.75rem;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border-color);
  padding-top: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
  .hero-title {
    font-size: 2.2rem;
  }
}

@media (max-width: 640px) {
  .header-inner {
    padding: 0.75rem 1rem;
  }
  .hero-section {
    padding: 2rem 1rem 1.5rem;
  }
  .hero-title {
    font-size: 1.8rem;
  }
  .studio-box {
    padding: 1.2rem;
  }
  .font-grid {
    grid-template-columns: 1fr;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }
}

/* --- Accessibility: Skip Link --- */
.skip-link {
  position: absolute;
  top: -999px;
  left: 1rem;
  background: var(--primary);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 99999;
  font-weight: 700;
  text-decoration: none;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 1rem;
}

/* --- Case Converter & Decorator Bars --- */
.studio-aux-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.85rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.toolbar-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-right: 0.25rem;
}

.case-btn, .deco-btn {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.28rem 0.65rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.case-btn:hover, .deco-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-1px);
}

/* --- Preset Inspiration Chips Bar --- */
.preset-chips-bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  overflow-x: auto;
  padding: 0.6rem 0 0.2rem;
  scrollbar-width: none;
}
.preset-chips-bar::-webkit-scrollbar {
  display: none;
}

.preset-chip {
  background: var(--bg-primary);
  border: 1px dashed var(--border-color);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}

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

/* --- Social Media Platform Limit Badges --- */
.social-limits-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--border-color);
}

.social-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.social-badge b {
  font-weight: 700;
  color: var(--primary);
}

.social-badge.over-limit {
  border-color: #ef4444;
  background: #fef2f2;
}

.social-badge.over-limit b {
  color: #dc2626;
}

[data-theme="dark"] .social-badge.over-limit {
  background: #450a0a;
  border-color: #991b1b;
}

/* --- Card Actions: Share & Copy Buttons --- */
.card-actions-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.share-card-btn {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  transition: all 0.2s ease;
}

.share-card-btn:hover {
  background: var(--bg-card-hover);
  color: var(--primary);
  border-color: var(--primary);
}

/* --- Zero-CLS Reserved Ad Container --- */
.ad-slot-container {
  min-height: 95px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  margin: 1.5rem 0;
  overflow: hidden;
}

/* --- Jump Navigation Bar (Table of Contents) --- */
.jump-nav-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.75rem 1rem;
  margin-bottom: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  scrollbar-width: thin;
}

.jump-nav-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.jump-link {
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: all 0.2s ease;
}

.jump-link:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-1px);
}

/* --- Callout Box --- */
.callout-box {
  background: var(--primary-light);
  border-left: 4px solid var(--primary);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 1.5rem 0;
}

.callout-box h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.callout-box p, .callout-box ul {
  color: var(--text-primary);
  margin-bottom: 0;
}

/* --- SEO Tables --- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.seo-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.seo-table th {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-weight: 700;
  padding: 0.85rem 1rem;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}

.seo-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  vertical-align: middle;
}

.seo-table tr:last-child td {
  border-bottom: none;
}

.seo-table tr:hover td {
  background: var(--bg-primary);
}

/* --- Code Snippet Box --- */
.code-snippet-box {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  font-family: monospace;
  font-size: 1.05rem;
  color: var(--primary);
  margin: 1rem 0;
  overflow-x: auto;
}

/* ==========================================================================
   PORTAL EXPANSION: GLOBAL CATEGORY NAVIGATION & SYMBOLS HUB STYLES
   ========================================================================== */

/* --- Global Portal Category Navbar --- */
.portal-nav-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.5rem 1rem;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  scrollbar-width: thin;
}

.portal-nav-inner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.portal-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-secondary);
  padding: 0.45rem 0.95rem;
  border-radius: var(--radius-full);
  white-space: nowrap;
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.portal-nav-link:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.portal-nav-link.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 2px 8px var(--primary-glow);
}

/* --- Symbols Search Bar & Controls --- */
.symbol-search-wrap {
  position: relative;
  max-width: 650px;
  margin: 0 auto 1.5rem auto;
  width: 100%;
}

.symbol-search-input {
  width: 100%;
  padding: 0.95rem 3rem 0.95rem 3rem;
  font-size: 1.05rem;
  font-family: inherit;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.symbol-search-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.symbol-search-icon {
  position: absolute;
  left: 1.15rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.symbol-clear-btn {
  position: absolute;
  right: 1.15rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: 1.1rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.25rem;
  display: none;
  line-height: 1;
}

.symbol-clear-btn:hover {
  color: var(--text-primary);
}

/* --- Category Filter Pills --- */
.category-pills-row {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding: 0.5rem 0.25rem 1.25rem 0.25rem;
  scrollbar-width: thin;
  justify-content: flex-start;
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  font-size: 0.86rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.category-pill:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.category-pill.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 2px 8px var(--primary-glow);
}

.results-meta-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* --- Symbol Grid & Tiles --- */
.symbols-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(68px, 1fr));
  gap: 0.65rem;
  margin-bottom: 2.5rem;
}

.symbol-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  position: relative;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
  padding: 0.25rem;
}

.symbol-tile:hover {
  transform: translateY(-3px) scale(1.05);
  border-color: var(--primary);
  box-shadow: 0 6px 16px var(--primary-glow);
  z-index: 10;
}

.symbol-tile.copied {
  animation: tileBump 0.25s ease;
  background: var(--primary-light);
  border-color: var(--primary);
}

@keyframes tileBump {
  0% { transform: scale(1); }
  50% { transform: scale(0.92); }
  100% { transform: scale(1); }
}

.symbol-char {
  font-size: 1.85rem;
  line-height: 1;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
  pointer-events: none;
}

.symbol-name {
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  max-width: 90%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  pointer-events: none;
}

/* --- Tooltip on Hover --- */
.symbol-tooltip {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  bottom: 115%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-dark);
  color: #ffffff;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  white-space: nowrap;
  pointer-events: none;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  transition: opacity 0.2s ease, visibility 0.2s ease;
}

.symbol-tile:hover .symbol-tooltip {
  visibility: visible;
  opacity: 1;
}

/* --- Sticky Composer Bar (Bottom Tray) --- */
.sticky-composer-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-card);
  border-top: 2px solid var(--border-color);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.12);
  padding: 0.75rem 1.25rem;
  z-index: 990;
  transform: translateY(110%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sticky-composer-bar.active {
  transform: translateY(0);
}

.composer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.composer-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.composer-input {
  flex: 1;
  padding: 0.65rem 1rem;
  font-size: 1.1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: inherit;
}

.composer-input:focus {
  outline: none;
  border-color: var(--primary);
}

.composer-badge {
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-full);
  background: var(--primary-light);
  color: var(--primary);
  white-space: nowrap;
}

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

.composer-btn-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--primary);
  color: #ffffff;
  border: none;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 2px 8px var(--primary-glow);
  transition: all 0.2s ease;
}

.composer-btn-copy:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.composer-btn-clear, .composer-btn-share {
  background: var(--bg-primary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 0.65rem 1rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.86rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.composer-btn-clear:hover {
  background: #fee2e2;
  color: #ef4444;
  border-color: #ef4444;
}

.composer-btn-share:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

/* --- Category Preview Cards (HotSymbol Style) --- */
.category-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.category-preview-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: all 0.2s ease;
}

.category-preview-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}

.card-title-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-icon {
  font-size: 1.4rem;
  line-height: 1;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
}

.card-preview-tiles {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.5rem;
  padding: 1rem 1.25rem;
}

.card-symbol-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 1 / 1;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.card-symbol-btn:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  transform: scale(1.1);
}

.card-footer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: var(--bg-card);
  border-top: 1px solid var(--border-color);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  transition: all 0.2s ease;
}

.card-footer-link:hover {
  background: var(--primary-light);
}

/* --- Invisible Character Tool Layout --- */
.invisible-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.invisible-method-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.2s ease;
}

.invisible-method-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.method-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background: var(--primary-light);
  color: var(--primary);
  margin-bottom: 0.75rem;
  align-self: flex-start;
}

.method-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.method-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

.method-copy-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.85rem 1.5rem;
  background: var(--primary);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 0 4px 12px var(--primary-glow);
  transition: all 0.2s ease;
}

.method-copy-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

/* --- Invisible Testing Playground --- */
.testing-playground-box {
  background: var(--bg-card);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin: 2rem 0;
  text-align: center;
}

.playground-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.playground-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.testing-input {
  width: 100%;
  max-width: 600px;
  padding: 1rem 1.25rem;
  font-size: 1.1rem;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  margin-bottom: 1rem;
  text-align: center;
}

.testing-input:focus {
  outline: none;
  border-color: var(--primary);
}

.test-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.92rem;
  font-weight: 700;
  padding: 0.45rem 1rem;
  border-radius: var(--radius-full);
}

.test-status-empty {
  background: var(--bg-primary);
  color: var(--text-muted);
}

.test-status-detected {
  background: #dcfce7;
  color: #15803d;
}

/* --- Alt Code SEO Table --- */
.alt-code-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  margin: 1.5rem 0;
}

.alt-code-table th {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-weight: 700;
  padding: 0.85rem 1rem;
  border-bottom: 2px solid var(--border-color);
  text-align: left;
}

.alt-code-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.alt-code-table tr:hover td {
  background: var(--bg-primary);
}

.alt-code-badge {
  font-family: monospace;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-light);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
  .symbols-grid {
    grid-template-columns: repeat(auto-fill, minmax(52px, 1fr));
    gap: 0.45rem;
  }
  .symbol-char {
    font-size: 1.5rem;
  }
  .symbol-name {
    display: none;
  }
  .composer-inner {
    flex-wrap: wrap;
  }
  .composer-input {
    min-width: 100%;
    order: 2;
  }
  .composer-label {
    order: 1;
  }
  .composer-badge {
    order: 1;
    margin-left: auto;
  }
  .composer-actions {
    width: 100%;
    order: 3;
    justify-content: space-between;
  }
  .composer-btn-copy {
    flex: 1;
  }
}

/* --- Kaomoji Grid & Cards --- */
.kaomoji-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

.kaomoji-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.1rem 0.75rem;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: center;
}

.kaomoji-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: 0 6px 16px var(--primary-glow);
}

.kaomoji-card.copied {
  animation: tileBump 0.25s ease;
  background: var(--primary-light);
  border-color: var(--primary);
}

.kaomoji-text {
  font-size: 1.22rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
  font-family: "Segoe UI Symbol", "Apple Symbols", sans-serif;
  word-break: break-word;
  pointer-events: none;
}

.kaomoji-category {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  pointer-events: none;
}

/* ==========================================================================
   ASCII ART, WORD COUNTER & CASE CONVERTER STYLES
   ========================================================================== */

/* --- ASCII Art Studio --- */
.ascii-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.ascii-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  flex-direction: column;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-sm);
}

.ascii-card:hover {
  border-color: var(--primary);
  box-shadow: 0 6px 16px var(--primary-glow);
  transform: translateY(-2px);
}

.ascii-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.ascii-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.ascii-cat-badge {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-light);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
}

.ascii-pre-wrap {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  overflow-x: auto;
  margin-bottom: 0.75rem;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ascii-pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 0.78rem;
  line-height: 1.2;
  color: var(--text-primary);
  white-space: pre;
  margin: 0;
  text-align: left;
}

.ascii-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.ascii-char-count {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.ascii-copy-btn {
  background: var(--primary);
  color: #ffffff;
  border: none;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
}

.ascii-copy-btn:hover {
  background: var(--primary-hover);
}

.ascii-copy-btn.copied {
  background: var(--success);
}

/* --- Word Counter & Text Tools Studio --- */
.tool-studio-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 2.5rem;
}

.tool-textarea {
  width: 100%;
  min-height: 220px;
  padding: 1.25rem;
  font-size: 1.05rem;
  line-height: 1.6;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  resize: vertical;
  font-family: inherit;
  transition: border-color 0.2s ease;
  margin-bottom: 1.25rem;
}

.tool-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
  transition: transform 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.stat-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
}

.tool-actions-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.tool-action-btn {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: all 0.2s ease;
}

.tool-action-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.tool-action-btn.primary {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.tool-action-btn.primary:hover {
  background: var(--primary-hover);
}

/* --- Case Converter Output Grid --- */
.case-results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.case-result-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  transition: border-color 0.2s ease;
}

.case-result-card:hover {
  border-color: var(--primary);
}

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

.case-result-title {
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.case-result-value {
  font-size: 1.05rem;
  color: var(--text-primary);
  font-weight: 600;
  word-break: break-word;
  user-select: all;
  padding: 0.35rem 0;
}