/* ToolzFree UI Components Stylesheet */

/* ==========================================================================
   Buttons Component System
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  gap: 0.5rem;
  text-decoration: none;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  min-height: 44px; /* WCAG Touch Target Compliance */
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  color: #06060c;
  box-shadow: 0 4px 15px rgba(var(--accent-cyan-rgb), 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(var(--accent-cyan-rgb), 0.45);
  color: #000;
}

.btn-secondary {
  background: var(--bg-glass);
  border-color: var(--border-glass);
  color: var(--text-primary);
  backdrop-filter: blur(var(--glass-blur));
}

.btn-secondary:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
}

.btn-gradient {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
  color: #000;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.25);
}

.btn-gradient:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.45);
  color: #000;
}


/* Button ripple click and magnet states */
.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s ease-out, height 0.6s ease-out;
}

.btn {
  will-change: transform;
}

.btn:active {
  transform: scale3d(0.97, 0.97, 1) !important;
  transition: transform var(--transition-fast) !important;
}

.btn:active::after {
  width: 250px;
  height: 250px;
  opacity: 0;
}

/* ==========================================================================
   Glassmorphic Card System
   ========================================================================== */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-lg);
  padding: 2.25rem;
  box-shadow: var(--card-glow);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  transition: border-color var(--transition-normal), 
              transform var(--transition-normal), 
              box-shadow var(--transition-normal);
  position: relative;
  overflow: hidden;
}

/* Dynamic glow effect border on hover */
.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.02));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.glass-card {
  will-change: transform, box-shadow, border-color;
}

.glass-card:hover {
  transform: scale3d(1.02, 1.02, 1);
  border-color: var(--accent-cyan);
  box-shadow: var(--card-glow-hover);
}

.glass-card:hover::before {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
}

/* Card Badge System */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--border-radius-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  gap: 0.25rem;
}

.badge-cyan {
  background: rgba(var(--accent-cyan-rgb), 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(var(--accent-cyan-rgb), 0.2);
}

.badge-purple {
  background: rgba(139, 92, 246, 0.1);
  color: var(--accent-purple);
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.badge-trending {
  background: linear-gradient(90deg, rgba(245, 158, 11, 0.15) 0%, rgba(239, 68, 68, 0.15) 100%);
  color: var(--accent-orange);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

/* ==========================================================================
   Tool Card System
   ========================================================================== */
.tool-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.tool-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.tool-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-sm);
  background: rgba(var(--accent-cyan-rgb), 0.08);
  border: 1px solid rgba(var(--accent-cyan-rgb), 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  font-size: 1.5rem;
  transition: all var(--transition-normal);
}

[data-theme="light"] .tool-card-icon {
  background: rgba(var(--accent-blue-rgb), 0.06);
  border: 1px solid rgba(var(--accent-blue-rgb), 0.12);
  color: var(--accent-blue);
}

.tool-card:hover .tool-card-icon {
  background: var(--accent-cyan);
  color: #000;
  transform: scale(1.1);
}

[data-theme="light"] .tool-card:hover .tool-card-icon {
  background: var(--accent-blue);
  color: #fff;
}

.tool-card-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.tool-card-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  flex-grow: 1;
  margin-bottom: 1.25rem;
}

.tool-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.tool-card-link {
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  color: var(--accent-cyan);
  gap: 0.25rem;
}

.tool-card-link svg {
  transition: transform var(--transition-fast);
}

.tool-card:hover .tool-card-link svg {
  transform: translateX(3px);
}

/* ==========================================================================
   Global Search System Modal (Ctrl + K)
   ========================================================================== */
.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 4, 8, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 4rem 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

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

.search-container {
  width: 100%;
  max-width: 650px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  border-radius: var(--border-radius-md);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), var(--card-glow-hover);
  overflow: hidden;
  transform: translateY(-20px);
  transition: transform var(--transition-normal);
}

.search-modal.open .search-container {
  transform: translateY(0);
}

.search-header {
  display: flex;
  align-items: center;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  gap: 0.75rem;
}

.search-input-field {
  flex-grow: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--text-primary);
}

.search-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-xs);
  transition: all var(--transition-fast);
}

.search-close-btn:hover {
  color: var(--text-primary);
  border-color: var(--accent-cyan);
}

.search-results {
  max-height: 400px;
  overflow-y: auto;
  padding: 1rem;
}

.search-result-group {
  margin-bottom: 1.25rem;
}

.search-result-group-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding-left: 0.5rem;
}

.search-result-item {
  display: flex;
  align-items: center;
  padding: 0.75rem;
  border-radius: var(--border-radius-sm);
  gap: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--text-secondary);
}

.search-result-item:hover, .search-result-item.selected {
  background: rgba(var(--accent-cyan-rgb), 0.06);
  color: var(--text-primary);
}

.search-result-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--border-radius-xs);
  background: rgba(255, 255, 255, 0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.search-result-text {
  flex-grow: 1;
}

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

.search-result-category {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.search-empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-secondary);
}

.search-footer {
  padding: 0.75rem 1.5rem;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.search-keys {
  display: flex;
  gap: 0.5rem;
}

.search-key {
  background: var(--bg-tertiary);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

/* ==========================================================================
   Form Input System
   ========================================================================== */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-input {
  width: 100%;
  background: var(--bg-glass-input);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-normal);
  outline: none;
  min-height: 44px; /* WCAG Touch Target Compliance */
}

.form-input:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
  background: var(--bg-tertiary);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.25em;
  padding-right: 2.5rem;
}

/* Custom Range Slider */
.slider-container {
  position: relative;
  margin-top: 0.4rem;
  margin-bottom: 0.4rem;
}

.slider-input {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-tertiary);
  outline: none;
  margin: 6px 0;
}

/* Responsive Grid for Dynamic Calculator Inputs */
.calc-inputs-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .calc-inputs-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .calc-inputs-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

.slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(var(--accent-cyan-rgb), 0.5);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.slider-input::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* ==========================================================================
   Tool Custom Interface Styling Framework
   ========================================================================== */
.tool-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .tool-layout {
    grid-template-columns: 3fr 1fr;
  }
}

.tool-workspace {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.tool-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tool-output-box {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 1.5rem;
  position: relative;
  margin-top: 1.5rem;
  min-height: 120px;
}

.tool-output-pre {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.9rem;
  color: var(--text-primary);
  overflow-x: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
}

.tool-action-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* ==========================================================================
   Accordion Component (FAQ blocks)
   ========================================================================== */
.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  background: rgba(255, 255, 255, 0.01);
  padding: 0 1.25rem;
  margin-bottom: 0.75rem;
  z-index: 1;
  will-change: transform, box-shadow;
  transition: 
    border-color var(--transition-normal), 
    background-color var(--transition-normal),
    transform 0.5s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.5s cubic-bezier(0.25, 1, 0.5, 1);
}

.accordion-item:hover {
  border-color: rgba(var(--accent-cyan-rgb), 0.25);
  background: rgba(255, 255, 255, 0.02);
}

.accordion-item.active {
  border-color: rgba(var(--accent-cyan-rgb), 0.35);
  background: rgba(var(--accent-cyan-rgb), 0.02);
}

/* Premium FAQ Stacked Card Interactions */
.accordion-item.faq-elevated {
  z-index: 5;
  transform: scale3d(1.03, 1.03, 1) !important;
  border-color: rgba(var(--accent-cyan-rgb), 0.3) !important;
  background: var(--bg-glass) !important;
  box-shadow: 
    0 15px 35px rgba(0, 0, 0, 0.12),
    0 0 20px rgba(var(--accent-cyan-rgb), 0.05) !important;
}

[data-theme="light"] .accordion-item.faq-elevated {
  box-shadow: 
    0 15px 35px rgba(15, 23, 42, 0.06),
    0 0 20px rgba(var(--accent-cyan-rgb), 0.04) !important;
}

.accordion-item.faq-shift-prev {
  transform: translate3d(0, -6px, 0) scale3d(0.99, 0.99, 1) !important;
  opacity: 0.85;
}

.accordion-item.faq-shift-next {
  transform: translate3d(0, 6px, 0) scale3d(0.99, 0.99, 1) !important;
  opacity: 0.85;
}

.accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  padding: 1.1rem 0;
  min-height: 48px;
}

.accordion-icon {
  font-size: 1.25rem;
  color: var(--accent-cyan);
  transition: transform var(--transition-normal);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(var(--accent-cyan-rgb), 0.08);
}

.accordion-item.active .accordion-icon {
  transform: rotate(135deg);
  background: rgba(var(--accent-cyan-rgb), 0.15);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) cubic-bezier(0.16, 1, 0.3, 1);
}

.accordion-content p {
  padding-bottom: 1.1rem;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* Progressive FAQ pop-up animation with premium cubic-bezier easing */
@keyframes faqPopUp {
  0% {
    opacity: 0;
    transform: translateY(20px) scale(0.96);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.accordion-item.new-pop-up {
  animation: faqPopUp 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Responsive FAQ typography and sizing adjustments for tablets (Android/iOS) and mobiles */
@media (max-width: 768px) {
  .accordion-header {
    font-size: 0.98rem;
    padding: 0.95rem 0;
  }
  .accordion-content p {
    font-size: 0.88rem;
    line-height: 1.5;
    padding-bottom: 0.95rem;
  }
  .accordion-icon {
    width: 22px;
    height: 22px;
    font-size: 1.1rem;
  }
}

@media (max-width: 480px) {
  .accordion-header {
    font-size: 0.92rem;
    padding: 0.85rem 0;
  }
  .accordion-content p {
    font-size: 0.84rem;
    line-height: 1.45;
    padding-bottom: 0.85rem;
  }
  .accordion-icon {
    width: 20px;
    height: 20px;
    font-size: 1rem;
  }
}

/* ==========================================================================
   Toast Notification System
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 2000;
}

.toast {
  background: var(--bg-secondary);
  border-left: 4px solid var(--accent-cyan);
  border-top: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius-xs);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transform: translateX(120%);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  backdrop-filter: blur(10px);
}

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

.toast-success { border-left-color: var(--accent-green); }
.toast-error { border-left-color: var(--accent-red); }
.toast-info { border-left-color: var(--accent-cyan); }

/* ==========================================================================
   Tabs Component System
   ========================================================================== */
.tabs-nav {
  display: flex;
  flex-wrap: wrap !important;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1.75rem;
  gap: 0.5rem 1.75rem;
  overflow: visible !important;
}

.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.85rem 0.25rem;
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

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

.tab-btn:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 4px;
}

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

.tab-content {
  display: none;
  will-change: opacity, transform;
  max-height: 400px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch !important;
  padding-right: 0.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-firefox);
}

.tab-content.active {
  display: block;
  animation: tabFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* FAQ Scroll Container for tools with >5 FAQs */
.faq-scroll-container {
  max-height: 320px !important;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  -webkit-overflow-scrolling: touch !important;
  padding-right: 0.75rem;
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-firefox);
}

/* Disable scroll behavior and height limits when content is empty */
.tab-content.is-empty,
.faq-scroll-container.is-empty {
  max-height: none !important;
  overflow-y: visible !important;
  padding-right: 0 !important;
}

/* Desktop-specific scrolling refinement and custom scrollbars */
@media (hover: hover) and (pointer: fine) {
  .tab-content::-webkit-scrollbar,
  .faq-scroll-container::-webkit-scrollbar {
    width: 6px;
    height: 6px;
  }

  .tab-content::-webkit-scrollbar-track,
  .faq-scroll-container::-webkit-scrollbar-track {
    background: transparent;
  }

  .tab-content::-webkit-scrollbar-thumb,
  .faq-scroll-container::-webkit-scrollbar-thumb {
    background: var(--inner-scrollbar-thumb);
    border-radius: var(--border-radius-xs);
  }

  .tab-content::-webkit-scrollbar-thumb:hover,
  .faq-scroll-container::-webkit-scrollbar-thumb:hover {
    background-color: var(--accent-cyan);
  }
}

@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translate3d(0, 4px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* ==========================================================================
   SaaS Ad Spaces Placeholders
   ========================================================================== */
.ad-placement {
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border-color);
  border-radius: var(--border-radius-sm);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 1.5rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  min-height: 100px;
  position: relative;
  overflow: hidden;
}

.ad-placement::before {
  content: 'ADVERTISEMENT';
  position: absolute;
  top: 4px;
  left: 6px;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  font-weight: 700;
}

.ad-sidebar {
  min-height: 250px;
}

.ad-banner {
  min-height: 90px;
  width: 100%;
}

/* ==========================================================================
   Premium Performance Feedback & Success Action Elements
   ========================================================================== */
.performance-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: rgba(var(--accent-cyan-rgb), 0.08); /* accent-cyan light glass */
  border: 1px solid rgba(var(--accent-cyan-rgb), 0.25);
  color: var(--accent-cyan);
  font-family: var(--font-display), system-ui, -apple-system, sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  box-shadow: 0 0 12px rgba(var(--accent-cyan-rgb), 0.1);
  will-change: transform, opacity;
  animation: chipSlideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

[data-theme="light"] .performance-chip {
  background: rgba(var(--accent-cyan-rgb), 0.06);
  border: 1px solid rgba(var(--accent-cyan-rgb), 0.3);
  color: var(--accent-cyan);
}

/* Success active click states for copy/download buttons */
.btn-success-state {
  border-color: rgba(16, 185, 129, 0.4) !important;
  color: var(--accent-green) !important;
  background: rgba(16, 185, 129, 0.08) !important;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.15) !important;
}

.animate-scale {
  display: inline-block;
  will-change: transform, opacity;
  animation: popScale 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

/* Results panel reveal transition */
.results-reveal-panel {
  opacity: 0;
  transform: translate3d(0, 10px, 0);
  will-change: transform, opacity;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.results-reveal-active {
  opacity: 1 !important;
  transform: translate3d(0, 0, 0) !important;
}

/* Premium Sidebar Tool Navigation Buttons */
.sidebar-tool-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem !important;
  border-radius: var(--border-radius-xs);
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-color);
  color: var(--text-secondary) !important;
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  will-change: transform;
}

.sidebar-tool-btn:hover {
  background: rgba(var(--accent-cyan-rgb), 0.05);
  border-color: rgba(var(--accent-cyan-rgb), 0.25);
  color: var(--accent-cyan) !important;
  transform: translate3d(2px, 0, 0);
}

.sidebar-tool-btn svg {
  width: 14px;
  height: 14px;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.sidebar-tool-btn:hover svg {
  color: var(--accent-cyan);
}

/* Unique Sidebar Related Tools Card */
.sidebar-related-card {
  display: flex !important;
  flex-direction: column !important;
  background: var(--bg-secondary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: var(--border-radius-sm) !important;
  padding: 0.85rem 1rem !important;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
  position: relative;
  overflow: hidden;
  will-change: transform, box-shadow;
}

.sidebar-related-card:hover {
  transform: translate3d(0, -3px, 0) !important;
  border-color: rgba(var(--accent-cyan-rgb), 0.22) !important;
  box-shadow: 0 8px 24px rgba(var(--accent-cyan-rgb), 0.05), var(--card-glow-hover) !important;
  background: rgba(var(--accent-cyan-rgb), 0.01) !important;
}

.related-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.related-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(var(--accent-cyan-rgb), 0.08);
  color: var(--accent-cyan);
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.sidebar-related-card:hover .related-card-icon {
  background: var(--accent-cyan);
  color: #fff;
  transform: scale(1.05);
}

.related-card-icon svg {
  width: 12px !important;
  height: 12px !important;
  display: block;
}

.related-card-title {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary) !important;
  line-height: 1.3;
}

.related-card-desc {
  font-size: 0.74rem !important;
  color: var(--text-secondary) !important;
  line-height: 1.4 !important;
  margin: 0.25rem 0 0.5rem 0 !important;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-card-action {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-cyan) !important;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-top: auto;
  opacity: 0.8;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.related-card-action svg {
  width: 10px !important;
  height: 10px !important;
  display: block;
}

.sidebar-related-card:hover .related-card-action {
  opacity: 1;
  transform: translate3d(2px, 0, 0);
}


/* ==========================================================================
   All Tools Sidebar Menu Tabs Scrolling & Isolation
   ========================================================================== */
/* Sidebar Filter Card - Desktop Sticky & Isolated Scrolling */
@media (min-width: 992px) {
  .filter-card {
    position: sticky !important;
    top: calc(var(--header-height) + 1.5rem) !important;
    max-height: calc(100vh - var(--header-height) - 3.5rem) !important;
    display: flex !important;
    flex-direction: column !important;
    overflow: hidden !important; /* Force browser to clip card boundary, no outer overflow */
    overscroll-behavior: contain !important;
    overscroll-behavior-y: contain !important;
    /* Prevent WebKit compositing bugs where backdrop-filter breaks overflow clipping */
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    background: var(--bg-secondary) !important;
  }

  /* Make only the category buttons container scrollable internally */
  #category-filters-list {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.5rem !important;
    overflow-y: auto !important;
    min-height: 0 !important; /* Critical to allow flex item to shrink and overflow/scroll */
    flex-grow: 1 !important;
    overscroll-behavior: contain !important;
    overscroll-behavior-y: contain !important;
    padding-right: 6px; /* Elegant scroll spacing */
    -webkit-overflow-scrolling: touch !important;
  }

  /* Minimal premium scrollbar for the menu filters sidebar list */
  #category-filters-list::-webkit-scrollbar {
    width: 4px;
  }

  #category-filters-list::-webkit-scrollbar-track {
    background: transparent;
  }

  #category-filters-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
  }

  #category-filters-list::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
  }
}

/* Mobile Sidebar Layout - Natural scroll flow */
@media (max-width: 991px) {
  .filter-card {
    position: relative !important;
    top: 0 !important;
    max-height: none !important;
    display: block !important;
    overflow: visible !important;
  }

  #category-filters-list {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.5rem !important;
    overflow: visible !important;
    max-height: none !important;
  }
}

/* Override global header z-index and scrolled glass opacity to prevent page text bleed-through */
.global-header {
  z-index: 10000 !important; /* Ensure navigation header is always on top of all page layers */
}

.global-header.header-scrolled {
  background: #0d0d19 !important; /* 100% solid dark theme background to block all text bleed */
  border-bottom: 1px solid var(--border-glass) !important;
  box-shadow: var(--shadow-sm) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

[data-theme="light"] .global-header.header-scrolled {
  background: #f8fafc !important; /* 100% solid light theme background to block all text bleed */
  border-bottom: 1px solid var(--border-glass) !important;
  box-shadow: var(--shadow-sm) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

/* Eliminate browser blue focus rings and outline lines on buttons, links, and filters */
.filter-link-btn:focus,
.filter-link-btn:focus-visible,
.tab-btn:focus,
.tab-btn:focus-visible,
button:focus,
button:focus-visible,
a:focus,
a:focus-visible {
  outline: none !important;
  box-shadow: none !important;
}

/* ==========================================================================
   Premium Mini Blog Cards (Guides Slider)
   ========================================================================== */
.premium-mini-card {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  background: rgba(13, 13, 25, 0.75) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  border-radius: var(--border-radius-md) !important;
  padding: 1rem 1.25rem !important;
  gap: 1.25rem !important;
  position: relative !important;
  overflow: hidden !important;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25) !important;
  width: 100% !important;
  cursor: pointer;
  
  /* Force GPU accelerated zero-blur subpixel rendering */
  backface-visibility: hidden !important;
  -webkit-backface-visibility: hidden !important;
  transform: translate3d(0, 0, 0) !important;
  -webkit-transform: translate3d(0, 0, 0) !important;
  will-change: transform, box-shadow !important;
}

.premium-mini-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0));
  pointer-events: none;
}

/* Premium Zoom and Hover States */
.premium-mini-card:hover {
  transform: scale(1.02) translateY(-2px) !important;
  border-color: rgba(var(--accent-cyan-rgb), 0.4) !important;
  box-shadow: 0 12px 40px rgba(var(--accent-cyan-rgb), 0.15) !important;
}

.premium-mini-card:active {
  transform: scale(0.98) translateY(0) !important;
  transition: transform 0.1s ease !important;
}

.premium-mini-card .thumb-container {
  flex-shrink: 0 !important;
  width: 80px !important;
  height: 80px !important;
  border-radius: var(--border-radius-sm) !important;
  overflow: hidden !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  margin-bottom: 0 !important;
  aspect-ratio: 1/1 !important; /* Perfect Square Thumbnail */
}

.premium-mini-card .thumb-image {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1) !important;
  
  /* Prevent browser resizing scaling blur & optimize contrast */
  image-rendering: -webkit-optimize-contrast !important;
  image-rendering: crisp-edges !important;
  backface-visibility: hidden !important;
  -webkit-backface-visibility: hidden !important;
  will-change: transform !important;
}

.premium-mini-card:hover .thumb-image {
  transform: scale(1.12) rotate(1deg) !important;
}

.premium-mini-card .card-content-wrap {
  display: flex !important;
  flex-direction: column !important;
  flex-grow: 1 !important;
  gap: 0.4rem !important;
  min-width: 0 !important;
}

.premium-mini-card .card-header-meta {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  margin-bottom: 0.1rem !important;
}

.premium-mini-card .category-badge {
  font-size: 0.72rem !important;
  font-weight: 700 !important;
  text-transform: uppercase !important;
  letter-spacing: 0.08em !important;
  display: inline-flex !important;
  align-items: center !important;
  gap: 0.3rem !important;
  padding: 0.2rem 0.55rem !important;
  border-radius: var(--border-radius-xs) !important;
}

/* Category Specific Custom Accents */
.premium-mini-card[data-category="SEO"],
.premium-mini-card[data-category="Images"] {
  border-color: rgba(var(--accent-cyan-rgb), 0.15) !important;
}
.premium-mini-card[data-category="SEO"] .category-badge,
.premium-mini-card[data-category="Images"] .category-badge {
  color: var(--accent-cyan) !important;
  background: rgba(var(--accent-cyan-rgb), 0.08) !important;
  border: 1px solid rgba(var(--accent-cyan-rgb), 0.15) !important;
}
.premium-mini-card[data-category="SEO"] .card-icon-svg,
.premium-mini-card[data-category="Images"] .card-icon-svg {
  color: var(--accent-cyan) !important;
}
.premium-mini-card[data-category="SEO"]:hover,
.premium-mini-card[data-category="Images"]:hover {
  border-color: rgba(var(--accent-cyan-rgb), 0.8) !important;
  box-shadow: 0 0 25px rgba(var(--accent-cyan-rgb), 0.25) !important;
}

.premium-mini-card[data-category="Finance"] {
  border-color: rgba(139, 92, 246, 0.15) !important;
}
.premium-mini-card[data-category="Finance"] .category-badge {
  color: var(--accent-purple) !important;
  background: rgba(139, 92, 246, 0.08) !important;
  border: 1px solid rgba(139, 92, 246, 0.15) !important;
}
.premium-mini-card[data-category="Finance"] .card-icon-svg {
  color: var(--accent-purple) !important;
}
.premium-mini-card[data-category="Finance"]:hover {
  border-color: rgba(139, 92, 246, 0.8) !important;
  box-shadow: 0 0 25px rgba(139, 92, 246, 0.25) !important;
}

.premium-mini-card[data-category="Developer"],
.premium-mini-card[data-category="Converter"],
.premium-mini-card[data-category="Utility"] {
  border-color: rgba(59, 130, 246, 0.15) !important;
}
.premium-mini-card[data-category="Developer"] .category-badge,
.premium-mini-card[data-category="Converter"] .category-badge,
.premium-mini-card[data-category="Utility"] .category-badge {
  color: var(--accent-blue) !important;
  background: rgba(59, 130, 246, 0.08) !important;
  border: 1px solid rgba(59, 130, 246, 0.15) !important;
}
.premium-mini-card[data-category="Developer"] .card-icon-svg,
.premium-mini-card[data-category="Converter"] .card-icon-svg,
.premium-mini-card[data-category="Utility"] .card-icon-svg {
  color: var(--accent-blue) !important;
}
.premium-mini-card[data-category="Developer"]:hover,
.premium-mini-card[data-category="Converter"]:hover,
.premium-mini-card[data-category="Utility"]:hover {
  border-color: rgba(59, 130, 246, 0.8) !important;
  box-shadow: 0 0 25px rgba(59, 130, 246, 0.25) !important;
}

.premium-mini-card[data-category="Health"] {
  border-color: rgba(16, 185, 129, 0.15) !important;
}
.premium-mini-card[data-category="Health"] .category-badge {
  color: var(--accent-green) !important;
  background: rgba(16, 185, 129, 0.08) !important;
  border: 1px solid rgba(16, 185, 129, 0.15) !important;
}
.premium-mini-card[data-category="Health"] .card-icon-svg {
  color: var(--accent-green) !important;
}
.premium-mini-card[data-category="Health"]:hover {
  border-color: rgba(16, 185, 129, 0.8) !important;
  box-shadow: 0 0 25px rgba(16, 185, 129, 0.25) !important;
}

.premium-mini-card[style*="--category-color-hex"] {
  --cat-color-hex: var(--category-color-hex, var(--accent-cyan));
  --cat-color-rgb-raw: var(--category-color-rgb, var(--accent-cyan-rgb));
  border-color: rgba(var(--cat-color-rgb-raw), 0.15) !important;
}

.premium-mini-card[style*="--category-color-hex"] .category-badge {
  color: var(--cat-color-hex) !important;
  background: rgba(var(--cat-color-rgb-raw), 0.08) !important;
  border: 1px solid rgba(var(--cat-color-rgb-raw), 0.15) !important;
}

.premium-mini-card[style*="--category-color-hex"] .card-icon-svg {
  color: var(--cat-color-hex) !important;
}

.premium-mini-card[style*="--category-color-hex"]:hover {
  border-color: var(--cat-color-hex) !important;
  box-shadow: 0 0 25px rgba(var(--cat-color-rgb-raw), 0.25) !important;
}

/* Crisp Heading Hierarchy styling */
.premium-mini-card .card-title {
  font-family: var(--font-display) !important;
  font-size: 1.05rem !important; /* Increase from 0.85rem for a prominent heading look */
  line-height: 1.4 !important;
  font-weight: 700 !important;
  margin: 0 !important;
  color: var(--text-primary) !important;
  display: -webkit-box !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
  height: auto !important; /* Auto expand up to 2 lines */
  max-height: 3rem !important;
}

/* Beautiful Subtitle Link styling */
.premium-mini-card .card-link {
  display: inline-flex !important;
  align-items: center !important;
  font-size: 0.8rem !important; /* Slightly increased for readability */
  font-weight: 600 !important;
  color: var(--accent-cyan) !important; /* Cyan to stand out as a premium sub-link */
  gap: 0.25rem !important;
  margin-top: 0.1rem !important;
  text-decoration: none !important;
  transition: all 0.3s ease !important;
}

.premium-mini-card:hover .card-link {
  color: var(--text-primary) !important;
}

.premium-mini-card .card-link svg {
  transition: transform 0.3s ease !important;
}

.premium-mini-card:hover .card-link svg {
  transform: translateX(4px) !important;
}

/* Dynamic Page Exit Zoom-In Effect */
.premium-mini-card.zoom-clicked {
  transform: scale(1.08) !important;
  opacity: 0 !important;
  border-color: rgba(var(--accent-cyan-rgb), 0.8) !important;
  box-shadow: 0 0 50px rgba(var(--accent-cyan-rgb), 0.4) !important;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

/* ==========================================
   Light Mode Overrides for Premium Cards
   ========================================== */
[data-theme="light"] .premium-mini-card {
  background: rgba(255, 255, 255, 0.85) !important;
  border: 1px solid rgba(15, 23, 42, 0.08) !important;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.03) !important;
}

[data-theme="light"] .premium-mini-card::before {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0));
}

[data-theme="light"] .premium-mini-card:hover {
  background: #ffffff !important;
  border-color: rgba(var(--accent-blue-rgb), 0.3) !important;
  box-shadow: 0 12px 35px rgba(var(--accent-blue-rgb), 0.12) !important;
}

[data-theme="light"] .premium-mini-card .card-title {
  color: #000000 !important; /* Solid black for perfect text visibility */
  font-weight: 800 !important; /* Prominent extra-bold heading style */
}

[data-theme="light"] .premium-mini-card .card-link {
  color: var(--accent-blue) !important; /* Dark gold/bronze shades for a high-contrast read link */
  font-weight: 700 !important; /* Strong bold interactive element */
}

[data-theme="light"] .premium-mini-card:hover .card-link {
  color: var(--accent-cyan) !important; /* Gold on interactive card hover */
}

[data-theme="light"] .premium-mini-card .thumb-container {
  border-color: rgba(15, 23, 42, 0.08) !important;
}

#tool-blog-slider {
  display: flex !important;
  flex-direction: column !important; /* Stack rows vertically, one below another */
  gap: 1.15rem !important;
  overflow: visible !important;
  padding: 0.5rem 0 !important;
  width: 100% !important;
}

/* ==========================================================================
   Premium Layout Enhancements & Responsive Metrics
   ========================================================================== */

/* Hide breadcrumb trail globally on all tool pages to give an ultra-premium layout */
div:has(> #tool-breadcrumb-name) {
  display: none !important;
}

/* Global Metric and Statistics Value Card Components */
.metric-value-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  padding: 1rem 1.25rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  justify-content: center;
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
}

.metric-value-box:hover {
  border-color: var(--accent-cyan);
  background: rgba(var(--accent-cyan-rgb), 0.02);
}

.metric-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.metric-val {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--accent-cyan);
  line-height: 1.2;
}

/* Mobile view header adjustments for inline bookmark button and scaling of metrics */
@media (max-width: 768px) {
  div.reveal:has(#tool-main-title) {
    display: grid !important;
    grid-template-columns: auto 1fr !important;
    grid-template-rows: auto auto !important;
    align-items: center !important;
    gap: 0.5rem !important;
    margin-bottom: 1.5rem !important;
  }
  
  div.reveal:has(#tool-main-title) > div {
    display: contents !important;
  }
  
  #tool-main-title {
    grid-column: 1 !important;
    grid-row: 1 !important;
    display: inline-flex !important;
    align-items: center !important;
    margin-bottom: 0 !important;
    font-size: 1.6rem !important;
  }
  
  #tool-bookmark-trigger {
    grid-column: 2 !important;
    grid-row: 1 !important;
    justify-self: start !important;
    align-self: center !important;
    margin-left: 0.5rem !important;
    padding: 0.25rem !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    min-height: auto !important;
    width: auto !important;
    height: auto !important;
  }
  
  #tool-bookmark-trigger span {
    display: none !important;
  }
  
  #tool-bookmark-trigger svg {
    width: 20px !important;
    height: 20px !important;
    margin: 0 !important;
  }
  
  #tool-main-desc {
    grid-column: 1 / span 2 !important;
    grid-row: 2 !important;
    font-size: 0.82rem !important;
    margin-top: 0.25rem !important;
    line-height: 1.4 !important;
  }

  /* Responsive Metric and Statistics Boxes */
  .metric-value-box {
    padding: 0.6rem 0.4rem !important;
    gap: 0.15rem !important;
  }
  
  .metric-label {
    font-size: 0.68rem !important;
    letter-spacing: 0.02em !important;
  }
  
  .metric-val {
    font-size: 1.05rem !important;
  }
}
/* Custom Drag & Drop File Zone */
.file-drop-zone {
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.02);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 150px;
  position: relative;
}

.file-drop-zone:hover {
  border-color: var(--accent-cyan);
  background: rgba(var(--accent-cyan-rgb), 0.04);
}

.file-drop-zone.dragover {
  border-color: var(--accent-cyan);
  background: rgba(var(--accent-cyan-rgb), 0.08);
  transform: scale(1.01);
}

.file-drop-zone.has-file {
  border-style: solid;
  border-color: var(--accent-purple);
  background: rgba(124, 58, 237, 0.02);
}

.drop-zone-icon {
  margin-bottom: 0.75rem;
  transition: transform var(--transition-normal);
}

.file-drop-zone:hover .drop-zone-icon {
  transform: translateY(-2px);
}

.drop-zone-text {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.drop-zone-clear-btn:hover {
  transform: scale(1.1);
  color: #ef4444 !important;
}

/* Visual Cropper Workspace */
.cropper-container {
  position: relative;
  display: inline-block;
  max-width: 100%;
  margin: 1.5rem auto;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  user-select: none;
  -webkit-user-select: none;
}

#cropper-source-img {
  max-width: 100%;
  max-height: 500px;
  display: block;
  user-select: none;
  pointer-events: none;
}

.cropper-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  pointer-events: none;
}

#cropper-box {
  position: absolute;
  border: 2px dashed var(--accent-cyan);
  cursor: move;
  pointer-events: auto;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.6);
  box-sizing: border-box;
}

.crop-handle {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--accent-cyan);
  border: 2px solid #fff;
  border-radius: 50%;
  box-sizing: border-box;
  z-index: 10;
}

/* Corner Handles */
.crop-handle.handle-tl { left: -6px; top: -6px; cursor: nwse-resize; }
.crop-handle.handle-tr { right: -6px; top: -6px; cursor: nesw-resize; }
.crop-handle.handle-bl { left: -6px; bottom: -6px; cursor: nesw-resize; }
.crop-handle.handle-br { right: -6px; bottom: -6px; cursor: nwse-resize; }

/* Side Handles */
.crop-handle.handle-t { top: -6px; left: calc(50% - 6px); cursor: ns-resize; }
.crop-handle.handle-r { right: -6px; top: calc(50% - 6px); cursor: ew-resize; }
.crop-handle.handle-b { bottom: -6px; left: calc(50% - 6px); cursor: ns-resize; }
.crop-handle.handle-l { left: -6px; top: calc(50% - 6px); cursor: ew-resize; }

/* Visual Color Picker Workspace */
.color-picker-img-wrapper {
  position: relative;
  display: inline-block;
  max-width: 100%;
  margin: 1.5rem auto;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  cursor: crosshair;
}

.color-picker-img {
  max-width: 100%;
  max-height: 500px;
  display: block;
  pointer-events: auto;
  user-select: none;
  -webkit-user-select: none;
}

.color-picker-marker {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid #fff;
  background: var(--accent-cyan);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.5);
  box-sizing: border-box;
  z-index: 10;
}

/* Platform Metrics / Statistics Premium Styling */
.stats-grid-mobile {
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .stats-grid-mobile {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}

@media (max-width: 480px) {
  .stats-grid-mobile {
    grid-template-columns: 1fr !important;
  }
}

.stat-card {
  padding: 2.5rem 1.5rem !important;
  border-radius: var(--border-radius-md) !important;
  background: var(--bg-glass) !important;
  backdrop-filter: blur(var(--glass-blur)) !important;
  -webkit-backdrop-filter: blur(var(--glass-blur)) !important;
  border: 1px solid var(--border-glass) !important;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
  position: relative;
  overflow: hidden;
  box-shadow: var(--card-glow) !important;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
}

.stat-card:hover {
  transform: translateY(-8px) !important;
  border-color: rgba(var(--accent-cyan-rgb), 0.3) !important;
  background: rgba(var(--accent-cyan-rgb), 0.02) !important;
  box-shadow: 0 15px 35px rgba(var(--accent-cyan-rgb), 0.08), var(--card-glow-hover) !important;
}

/* Alternate glow accents for stats cards */
.stat-card:nth-child(even):hover {
  border-color: rgba(var(--accent-purple-rgb), 0.3) !important;
  background: rgba(var(--accent-purple-rgb), 0.02) !important;
  box-shadow: 0 15px 35px rgba(var(--accent-purple-rgb), 0.08), var(--card-glow-hover) !important;
}

.stat-icon-wrap {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg-glass-input);
  border: 1px solid var(--border-glass);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.stat-card:hover .stat-icon-wrap {
  background: var(--accent-cyan);
  color: #fff !important;
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 0 15px rgba(var(--accent-cyan-rgb), 0.3);
}

.stat-card:nth-child(even):hover .stat-icon-wrap {
  background: var(--accent-purple);
  color: #fff !important;
  transform: scale(1.1) rotate(-5deg);
  box-shadow: 0 0 15px rgba(var(--accent-purple-rgb), 0.3);
}

/* Responsive Breadcrumb System (Hides on Mobile/Android ratios) */
.breadcrumb,
main div:has(> a[href*="index.html"] + span) {
  display: flex !important;
}

@media (max-width: 768px) {
  .breadcrumb,
  main div:has(> a[href*="index.html"] + span) {
    display: none !important;
  }
}

/* ==========================================================================
   Premium Card Interactions (Feature, Tools & Grid Focus System)
   ========================================================================== */

/* 1. Universal Card Transition Defaults (Fluid cubic-bezier, no CLS) */
.tool-card,
.why-choose-card,
.glass-card,
.blog-slide,
.premium-mini-card,
.sidebar-tool-btn,
.sidebar-related-card {
  transition: 
    border-color var(--transition-normal), 
    background-color var(--transition-normal),
    opacity 0.4s cubic-bezier(0.25, 1, 0.5, 1),
    transform 0.4s cubic-bezier(0.25, 1, 0.5, 1),
    box-shadow 0.4s cubic-bezier(0.25, 1, 0.5, 1),
    filter 0.4s cubic-bezier(0.25, 1, 0.5, 1) !important;
  will-change: transform, opacity, box-shadow, filter;
}

/* 2. Desktop Hover Focus Effect (Linear / Stripe style dimming) */
@media (hover: hover) and (pointer: fine) {

  /* Elevate and spotlight active hovered element */
  .tools-result-grid .tool-card:hover,
  .categories-grid .tool-card:hover,
  .grid-cols-2 .glass-card:hover,
  .grid-cols-3 .glass-card:hover,
  .grid-cols-4 .glass-card:hover,
  .blog-slider-container .blog-slide:hover,
  #sidebar-recently-used .sidebar-tool-btn:hover,
  #sidebar-related-tools .sidebar-related-card:hover {
    opacity: 1 !important;
    transform: scale3d(1.03, 1.03, 1) !important;
    border-color: rgba(var(--accent-cyan-rgb), 0.35) !important;
    background: var(--bg-glass) !important;
    filter: brightness(1.05) !important;
    box-shadow: 
      0 20px 40px rgba(0, 0, 0, 0.16),
      0 0 25px rgba(var(--accent-cyan-rgb), 0.08) !important;
    z-index: 10;
  }

  [data-theme="light"] .tools-result-grid .tool-card:hover,
  [data-theme="light"] .categories-grid .tool-card:hover,
  [data-theme="light"] .grid-cols-2 .glass-card:hover,
  [data-theme="light"] .grid-cols-3 .glass-card:hover,
  [data-theme="light"] .grid-cols-4 .glass-card:hover,
  [data-theme="light"] .blog-slider-container .blog-slide:hover,
  [data-theme="light"] #sidebar-recently-used .sidebar-tool-btn:hover,
  [data-theme="light"] #sidebar-related-tools .sidebar-related-card:hover {
    box-shadow: 
      0 20px 40px rgba(15, 23, 42, 0.06),
      0 0 25px rgba(var(--accent-cyan-rgb), 0.04) !important;
  }
}

/* 3. Mobile Stack Wave Sibling Shifts (Taps/Focus states) */
.tool-card.card-shift-prev,
.why-choose-card.card-shift-prev,
.glass-card.card-shift-prev,
.blog-slide.card-shift-prev,
.sidebar-tool-btn.card-shift-prev,
.sidebar-related-card.card-shift-prev {
  transform: translate3d(0, -6px, 0) scale3d(0.99, 0.99, 1) !important;
  opacity: 0.8;
}

.tool-card.card-shift-next,
.why-choose-card.card-shift-next,
.glass-card.card-shift-next,
.blog-slide.card-shift-next,
.sidebar-tool-btn.card-shift-next,
.sidebar-related-card.card-shift-next {
  transform: translate3d(0, 6px, 0) scale3d(0.99, 0.99, 1) !important;
  opacity: 0.8;
}

.tool-card.card-elevated,
.why-choose-card.card-elevated,
.glass-card.card-elevated,
.blog-slide.card-elevated,
.sidebar-tool-btn.card-elevated,
.sidebar-related-card.card-elevated {
  opacity: 1 !important;
  transform: scale3d(1.03, 1.03, 1) !important;
  border-color: rgba(var(--accent-cyan-rgb), 0.3) !important;
  background: var(--bg-glass) !important;
  box-shadow: 
    0 15px 35px rgba(0, 0, 0, 0.12),
    0 0 20px rgba(var(--accent-cyan-rgb), 0.05) !important;
  z-index: 5;
}

[data-theme="light"] .tool-card.card-elevated,
[data-theme="light"] .why-choose-card.card-elevated,
[data-theme="light"] .glass-card.card-elevated,
[data-theme="light"] .blog-slide.card-elevated,
[data-theme="light"] .sidebar-tool-btn.card-elevated,
[data-theme="light"] .sidebar-related-card.card-elevated {
  box-shadow: 
    0 15px 35px rgba(15, 23, 42, 0.06),
    0 0 20px rgba(var(--accent-cyan-rgb), 0.04) !important;
}

/* 4. Accessibility: Support prefers-reduced-motion user flags */
@media (prefers-reduced-motion: reduce) {
  .tool-card,
  .why-choose-card,
  .glass-card,
  .blog-slide,
  .sidebar-tool-btn,
  .sidebar-related-card {
    transform: none !important;
    transition: none !important;
    box-shadow: none !important;
    opacity: 1 !important;
    filter: none !important;
  }
}

/* ==========================================================================
   Documentation Relocation & Windows Styling Optimizations
   ========================================================================== */
.docs-header,
.glass-card {
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), 
              margin 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.docs-in-left-column {
  animation: docsFadeSlideIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes docsFadeSlideIn {
  from {
    opacity: 0;
    transform: translate3d(0, 15px, 0);
  }
  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* Windows OS Premium Custom Scrollbars */
.os-windows ::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.os-windows ::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.os-windows ::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 6px;
  border: 2px solid var(--scrollbar-thumb-border);
}

.os-windows ::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
  box-shadow: 0 0 10px var(--scrollbar-thumb-glow);
}

/* ==========================================================================
   CLS Layout Stability Overrides
   ========================================================================== */
.blog-slider-container {
  min-height: auto !important;
}

@media (max-width: 1023px) {
  .blog-slider-container {
    min-height: auto !important;
  }
}

@media (max-width: 768px) {
  .blog-slider-container {
    min-height: auto !important;
  }
}

/* Realistic space reservations matching actual content dimensions */
#tool-workspace-container {
  min-height: 260px; /* Average workspace height across standard tools */
}

@media (min-width: 992px) {
  #category-filters-list {
    min-height: 380px; /* Matches height of the 8 category filter buttons */
  }
  .cat-card-grid {
    min-height: 500px; /* Matches 3 rows of category cards */
  }
}

.tools-result-grid,
.categories-grid,
.cat-card-grid {
  min-height: 350px; /* Fits at least 1-2 rows of tool cards */
  align-content: start !important;
}

.blog-grid {
  min-height: 500px; /* Fits first row of blog cards */
}

.blog-filters-container {
  min-height: 40px; /* Fits row of filter chips */
}

/* Hide redundant h2 tab titles in all tools */
.tab-content > h2:first-child {
  display: none !important;
}

/* Dynamic CMS Ace Editor Custom Styling */
.ace-editor-container {
  font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 0.88rem;
  line-height: 1.5;
  background-color: #0f172a !important;
}

/* Dynamic Ads Slot Formatters */
.ad-placement {
  margin: 1.5rem auto;
  text-align: center;
  display: none;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  max-width: 100%;
}

.ad-placement.ad-header {
  margin-top: 1rem;
  margin-bottom: 2rem;
}

.ad-placement.ad-in-content {
  padding: 1.5rem 0;
  border-top: 1px dashed var(--border-color);
  border-bottom: 1px dashed var(--border-color);
}

.ad-placement.ad-sticky {
  margin: 0;
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2000;
  width: 100%;
  max-width: 728px;
  background: rgba(15, 23, 42, 0.95);
  border-top: 1px solid var(--accent-cyan);
  padding: 0.5rem;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ==========================================================================
   Category Card Custom Colors (Dynamic Logos, Hover Glows & Spotlights)
   ========================================================================== */
.categories-grid .tool-card,
.cat-card-grid .tool-card,
.tools-result-grid .tool-card,
.blog-card[style*="--category-color-hex"] {
  --cat-color-hex: var(--category-color-hex, var(--accent-cyan));
  --cat-color-rgb-raw: var(--category-color-rgb, var(--accent-cyan-rgb));
  --spotlight-rgb: var(--cat-color-rgb-raw) !important;
}

.categories-grid .tool-card .tool-card-icon,
.cat-card-grid .tool-card .tool-card-icon,
.tools-result-grid .tool-card .tool-card-icon {
  background: rgba(var(--cat-color-rgb-raw), 0.08) !important;
  border: 1px solid rgba(var(--cat-color-rgb-raw), 0.18) !important;
  color: var(--cat-color-hex) !important;
}

.categories-grid .tool-card .tool-card-link,
.cat-card-grid .tool-card .tool-card-link,
.tools-result-grid .tool-card .tool-card-link,
.blog-card[style*="--category-color-hex"] .tool-card-link {
  color: var(--cat-color-hex) !important;
}

.categories-grid .tool-card .badge-cyan,
.cat-card-grid .tool-card .badge-cyan,
.tools-result-grid .tool-card .badge-cyan,
.blog-card[style*="--category-color-hex"] .badge-cyan {
  background: rgba(var(--cat-color-rgb-raw), 0.1) !important;
  color: var(--cat-color-hex) !important;
  border-color: rgba(var(--cat-color-rgb-raw), 0.2) !important;
}

.categories-grid .tool-card:hover,
.cat-card-grid .tool-card:hover,
.tools-result-grid .tool-card:hover,
.blog-card[style*="--category-color-hex"]:hover {
  border-color: rgba(var(--cat-color-rgb-raw), 0.35) !important;
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.16),
    0 0 25px rgba(var(--cat-color-rgb-raw), 0.12) !important;
}

.categories-grid .tool-card:hover .tool-card-icon,
.cat-card-grid .tool-card:hover .tool-card-icon,
.tools-result-grid .tool-card:hover .tool-card-icon {
  background: var(--cat-color-hex) !important;
  color: #000 !important;
  box-shadow: 0 0 15px rgba(var(--cat-color-rgb-raw), 0.35) !important;
}

[data-theme="light"] .categories-grid .tool-card .tool-card-icon,
[data-theme="light"] .cat-card-grid .tool-card .tool-card-icon,
[data-theme="light"] .tools-result-grid .tool-card .tool-card-icon {
  background: rgba(var(--cat-color-rgb-raw), 0.06) !important;
  border: 1px solid rgba(var(--cat-color-rgb-raw), 0.12) !important;
  color: var(--cat-color-hex) !important;
}

[data-theme="light"] .categories-grid .tool-card:hover,
[data-theme="light"] .cat-card-grid .tool-card:hover,
[data-theme="light"] .tools-result-grid .tool-card:hover,
[data-theme="light"] .blog-card[style*="--category-color-hex"]:hover {
  border-color: rgba(var(--cat-color-rgb-raw), 0.25) !important;
  box-shadow: 
    0 20px 40px rgba(15, 23, 42, 0.06),
    0 0 25px rgba(var(--cat-color-rgb-raw), 0.06) !important;
}

[data-theme="light"] .categories-grid .tool-card:hover .tool-card-icon,
[data-theme="light"] .cat-card-grid .tool-card:hover .tool-card-icon,
[data-theme="light"] .tools-result-grid .tool-card:hover .tool-card-icon {
  background: var(--cat-color-hex) !important;
  color: #fff !important;
  box-shadow: 0 0 15px rgba(var(--cat-color-rgb-raw), 0.2) !important;
}

/* Sidebar Filter Button Custom Category Colors */
.filter-link-btn[style*="--cat-color-hex"]:hover,
.filter-link-btn[style*="--cat-color-hex"].active {
  color: var(--cat-color-hex) !important;
  background: rgba(var(--cat-color-rgb-raw), 0.06) !important;
  border-left: 3px solid var(--cat-color-hex) !important;
}

.filter-link-btn[style*="--cat-color-hex"]:hover .filter-link-count,
.filter-link-btn[style*="--cat-color-hex"].active .filter-link-count {
  border-color: var(--cat-color-hex) !important;
  color: var(--cat-color-hex) !important;
  background: rgba(var(--cat-color-rgb-raw), 0.08) !important;
}

/* ==========================================================================
   TinyWow Style: Borderless & Hoverless Tool Cards Override
   ========================================================================== */

/* 1. Remove borders and gradient border overlays from all tool cards and icon wrappers */
.tool-card,
.glass-card.tool-card,
.categories-grid .tool-card,
.cat-card-grid .tool-card,
.tools-result-grid .tool-card {
  border: none !important;
  box-shadow: none !important; /* Flat card visual style like tinywow */
}

.tool-card::before,
.glass-card.tool-card::before,
.categories-grid .tool-card::before,
.cat-card-grid .tool-card::before,
.tools-result-grid .tool-card::before {
  display: none !important;
  content: none !important;
}

.tool-card-icon,
.categories-grid .tool-card .tool-card-icon,
.cat-card-grid .tool-card .tool-card-icon,
.tools-result-grid .tool-card .tool-card-icon {
  border: none !important;
}

/* 2. Disable hover scale, transform, elevation, and highlights on all tool cards */
.tool-card:hover,
.glass-card.tool-card:hover,
.categories-grid .tool-card:hover,
.cat-card-grid .tool-card:hover,
.tools-result-grid .tool-card:hover {
  transform: none !important;
  border-color: transparent !important;
  box-shadow: none !important;
  background: var(--bg-glass) !important;
  filter: none !important;
}

[data-theme="light"] .tool-card:hover,
[data-theme="light"] .glass-card.tool-card:hover,
[data-theme="light"] .categories-grid .tool-card:hover,
[data-theme="light"] .cat-card-grid .tool-card:hover,
[data-theme="light"] .tools-result-grid .tool-card:hover {
  box-shadow: none !important;
  background: var(--bg-glass) !important;
}

/* 3. Add premium hover scale/zoom, background color transition, and category-colored glows on the tool card icon when the card is hovered */
.tool-card:hover .tool-card-icon,
.glass-card.tool-card:hover .tool-card-icon,
.categories-grid .tool-card:hover .tool-card-icon,
.cat-card-grid .tool-card:hover .tool-card-icon,
.tools-result-grid .tool-card:hover .tool-card-icon {
  transform: scale(1.15) rotate(-2deg) !important;
  background: var(--cat-color-hex) !important;
  color: #000 !important;
  box-shadow: 0 0 20px rgba(var(--cat-color-rgb-raw), 0.4) !important;
}

[data-theme="light"] .tool-card:hover .tool-card-icon,
[data-theme="light"] .glass-card.tool-card:hover .tool-card-icon,
[data-theme="light"] .categories-grid .tool-card:hover .tool-card-icon,
[data-theme="light"] .cat-card-grid .tool-card:hover .tool-card-icon,
[data-theme="light"] .tools-result-grid .tool-card:hover .tool-card-icon {
  background: var(--cat-color-hex) !important;
  color: #fff !important;
  box-shadow: 0 0 20px rgba(var(--cat-color-rgb-raw), 0.25) !important;
}

/* 4. Disable arrow/icon movements on link hover inside tool cards */
.tool-card:hover .tool-card-link svg {
  transform: none !important;
}