/* ==========================================================================
   PDF TO IMAGE CONVERTER - GLOBAL STYLESHEET
   Pure CSS3 System with CSS Custom Properties, Dark Mode & Responsive Layout
   ========================================================================== */

:root {
  /* Color Palette - Light Mode */
  --bg-primary: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-hover: #f1f5f9;
  --bg-surface-active: #e2e8f0;
  --bg-elevated: #ffffff;
  --bg-accent-subtle: #eef2ff;
  
  --border-subtle: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-strong: #94a3b8;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;
  
  --brand-primary: #4f46e5;
  --brand-primary-hover: #4338ca;
  --brand-primary-active: #3730a3;
  --brand-primary-light: #e0e7ff;
  --brand-secondary: #0ea5e9;
  
  --success: #10b981;
  --success-bg: #ecfdf5;
  --success-border: #a7f3d0;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --warning-border: #fde68a;
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --danger-border: #fecaca;
  
  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  
  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout */
  --container-max: 1200px;
  --nav-height: 70px;
}

/* Dark Mode Theme Overrides */
[data-theme="dark"] {
  --bg-primary: #090d16;
  --bg-surface: #111827;
  --bg-surface-hover: #1e293b;
  --bg-surface-active: #334155;
  --bg-elevated: #1a2234;
  --bg-accent-subtle: #1e1b4b;
  
  --border-subtle: #1e293b;
  --border-medium: #334155;
  --border-strong: #475569;
  
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-inverse: #0f172a;
  
  --brand-primary: #6366f1;
  --brand-primary-hover: #818cf8;
  --brand-primary-active: #4f46e5;
  --brand-primary-light: #1e1b4b;
  --brand-secondary: #38bdf8;
  
  --success: #34d399;
  --success-bg: #064e3b;
  --success-border: #065f46;
  --warning: #fbbf24;
  --warning-bg: #78350f;
  --warning-border: #92400e;
  --danger: #f87171;
  --danger-bg: #7f1d1d;
  --danger-border: #991b1b;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   CSS Reset & Base
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

img, canvas, svg {
  display: block;
  max-width: 100%;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* Focus styles for Accessibility */
:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 2px;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.main-content {
  flex: 1 0 auto;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color var(--transition-normal), background-color var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  gap: 1.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.brand-text {
  letter-spacing: -0.02em;
}

.brand-text span {
  color: var(--brand-primary);
}

/* Right-aligned Navigation & Actions Container */
.header-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.85rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--brand-primary);
  background-color: var(--bg-surface-hover);
}

.nav-link.active {
  color: var(--brand-primary);
  background-color: var(--bg-accent-subtle);
  font-weight: 600;
}

/* Dropdown Menu for Tools */
.nav-dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}

.dropdown-chevron {
  transition: transform var(--transition-fast);
}

.nav-dropdown:hover .dropdown-chevron,
.nav-dropdown:focus-within .dropdown-chevron {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 260px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: 0.5rem;
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  z-index: 120;
  animation: dropdownFadeIn 150ms cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes dropdownFadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  display: flex;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
}

.dropdown-item:hover {
  background-color: var(--bg-surface-hover);
  color: var(--brand-primary);
}

.dropdown-item.active {
  background-color: var(--bg-accent-subtle);
  color: var(--brand-primary);
  font-weight: 600;
}

.dropdown-item-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-accent-subtle);
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dropdown-item-content {
  display: flex;
  flex-direction: column;
}

.dropdown-item-title {
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.3;
}

.dropdown-item-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.2;
}

.dropdown-divider {
  height: 1px;
  background-color: var(--border-subtle);
  margin: 0.25rem 0;
}

/* Nav Actions cluster */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.header-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-hover));
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: 0 2px 4px rgba(79, 70, 229, 0.25);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.header-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(79, 70, 229, 0.35);
  color: #ffffff;
}

.header-cta-btn:active {
  transform: translateY(0);
}

.theme-toggle-btn, .mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  background-color: var(--bg-surface);
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover, .mobile-menu-btn:hover {
  background-color: var(--bg-surface-hover);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.mobile-menu-btn {
  display: none;
}

/* Mobile Nav Drawer */
.mobile-nav {
  display: none;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.25rem 1.25rem 1.75rem;
  box-shadow: var(--shadow-lg);
}

.mobile-nav.open {
  display: block;
  animation: mobileNavSlide 200ms ease-out;
}

@keyframes mobileNavSlide {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-nav-group-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin: 1rem 0 0.5rem 0.5rem;
}

.mobile-nav-group-title:first-child {
  margin-top: 0;
}

.mobile-nav .nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  margin-bottom: 0.25rem;
  border-radius: var(--radius-md);
}

.mobile-nav-cta {
  margin-top: 1.25rem;
  display: flex;
}

.mobile-nav-cta .header-cta-btn {
  width: 100%;
  justify-content: center;
  padding: 0.75rem 1.25rem;
  font-size: 1rem;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 3rem 0 2rem;
  text-align: center;
}

.hero-badge-wrap {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--bg-accent-subtle);
  border: 1px solid var(--brand-primary-light);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--brand-primary);
}

.hero-title {
  font-size: clamp(2rem, 4vw + 1rem, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 1rem;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw + 0.5rem, 1.2rem);
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2rem;
}

/* ==========================================================================
   Tool Application Card
   ========================================================================== */
.tool-wrapper {
  margin-bottom: 3.5rem;
}

.tool-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
}

/* Upload Dropzone */
.dropzone-area {
  padding: 3.5rem 1.5rem;
  text-align: center;
  border: 2px dashed var(--border-medium);
  border-radius: var(--radius-lg);
  margin: 1.25rem;
  background-color: var(--bg-primary);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-normal);
}

.dropzone-area:hover,
.dropzone-area.dragover {
  border-color: var(--brand-primary);
  background-color: var(--bg-accent-subtle);
  transform: scale(0.995);
}

.dropzone-icon {
  width: 68px;
  height: 68px;
  margin: 0 auto 1.25rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-primary);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast);
}

.dropzone-area:hover .dropzone-icon {
  transform: translateY(-4px);
}

.dropzone-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.dropzone-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.btn-browse {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  background-color: var(--brand-primary);
  color: #ffffff;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.btn-browse:hover {
  background-color: var(--brand-primary-hover);
  transform: translateY(-1px);
}

.dropzone-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

.file-spec-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* File Active State / Information Bar */
.file-info-bar {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background-color: var(--bg-surface-hover);
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 1rem;
}

.file-info-bar.active {
  display: flex;
}

.file-metadata {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.file-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--danger-bg);
  border: 1px solid var(--danger-border);
  color: var(--danger);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
}

.file-details h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  max-width: 420px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-details p {
  font-size: 0.875rem;
  color: var(--text-muted);
  display: flex;
  gap: 0.75rem;
}

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

/* Tool Settings Panel */
.settings-panel {
  display: none;
  padding: 1.75rem 1.5rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
}

.settings-panel.active {
  display: block;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.setting-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.setting-label {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.setting-hint {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* Radio / Card Selectors */
.format-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  background-color: var(--bg-primary);
  padding: 0.35rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.format-tab {
  padding: 0.65rem 0.5rem;
  text-align: center;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

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

.format-tab.active {
  background-color: var(--bg-surface);
  color: var(--brand-primary);
  box-shadow: var(--shadow-sm);
}

.dpi-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.dpi-card {
  padding: 0.75rem 0.5rem;
  text-align: center;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.dpi-card:hover {
  border-color: var(--brand-primary);
  background-color: var(--bg-surface-hover);
}

.dpi-card.active {
  border-color: var(--brand-primary);
  background-color: var(--bg-accent-subtle);
  color: var(--brand-primary);
}

.dpi-val {
  display: block;
  font-size: 1rem;
  font-weight: 700;
}

.dpi-desc {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

.dpi-card.active .dpi-desc {
  color: var(--brand-primary);
}

/* Quality Slider */
.slider-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.range-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--border-medium);
  outline: none;
  transition: background var(--transition-fast);
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--brand-primary);
  cursor: pointer;
  box-shadow: 0 0 0 3px var(--brand-primary-light);
  transition: transform var(--transition-fast);
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

/* Page Selection Range Input */
.page-range-wrap {
  display: flex;
  gap: 0.5rem;
}

.text-input {
  flex: 1;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast);
}

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

/* Action Control Toolbar */
.tool-controls-bar {
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 1rem;
}

.tool-controls-bar.active {
  display: flex;
}

.controls-left, .controls-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* Button Component Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--brand-primary);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

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

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  border: 1px solid var(--border-medium);
}

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

.btn-success {
  background-color: var(--success);
  color: #ffffff;
}

.btn-success:hover {
  background-color: #059669;
}

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

.btn-danger-outline:hover {
  background-color: var(--danger-bg);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.8125rem;
}

/* Progress Status Bar */
.progress-container {
  display: none;
  padding: 1.5rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
}

.progress-container.active {
  display: block;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.65rem;
}

.progress-text {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.progress-percent {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--brand-primary);
}

.progress-track {
  width: 100%;
  height: 10px;
  background-color: var(--bg-primary);
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--brand-primary), var(--brand-secondary));
  border-radius: var(--radius-full);
  transition: width 200ms ease;
}

/* Alert / Notification Banners */
.alert-banner {
  display: none;
  margin: 1.25rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  align-items: flex-start;
  gap: 0.75rem;
}

.alert-banner.active {
  display: flex;
}

.alert-danger {
  background-color: var(--danger-bg);
  border: 1px solid var(--danger-border);
  color: var(--danger);
}

.alert-warning {
  background-color: var(--warning-bg);
  border: 1px solid var(--warning-border);
  color: #92400e;
}

[data-theme="dark"] .alert-warning {
  color: #fde68a;
}

/* ==========================================================================
   Thumbnail & Result Gallery
   ========================================================================== */
.gallery-section {
  display: none;
  padding: 1.5rem;
  background-color: var(--bg-primary);
}

.gallery-section.active {
  display: block;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
}

.page-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
  position: relative;
}

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

.page-card.selected {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 2px var(--brand-primary-light);
}

.card-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
}

.page-checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
}

.page-checkbox {
  width: 17px;
  height: 17px;
  accent-color: var(--brand-primary);
  cursor: pointer;
}

.card-status-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-surface-hover);
  color: var(--text-muted);
}

.card-status-badge.converted {
  background-color: var(--success-bg);
  color: var(--success);
}

.card-preview-area {
  padding: 0.75rem;
  background-color: #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  position: relative;
  cursor: pointer;
}

[data-theme="dark"] .card-preview-area {
  background-color: #0b1120;
}

.preview-canvas-holder {
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  background-color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 100%;
}

.preview-canvas-holder canvas {
  width: 100%;
  height: auto;
  display: block;
}

.card-details-footer {
  padding: 0.75rem 0.85rem;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  margin-top: auto;
}

.card-meta-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.65rem;
}

.btn-download-page {
  width: 100%;
  padding: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface-hover);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}

.btn-download-page:hover {
  background-color: var(--brand-primary);
  color: #ffffff;
  border-color: var(--brand-primary);
}

/* ==========================================================================
   Full Size Image Zoom Modal
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--bg-primary);
}

.modal-image-preview {
  max-width: 100%;
  max-height: 65vh;
  object-fit: contain;
  box-shadow: var(--shadow-lg);
  background: #ffffff;
}

/* ==========================================================================
   Content & Technical SEO Article Styling
   ========================================================================== */
.content-section {
  padding: 4rem 0 5rem;
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
}

.article-container {
  max-width: 960px;
  margin: 0 auto;
}

.article-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.article-header h2 {
  font-size: clamp(1.85rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.article-header p {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto;
}

.article-content {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.article-content h2 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 3rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.article-content h3 {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.article-content p {
  margin-bottom: 1.5rem;
}

.article-content ul, .article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.article-content ul li {
  list-style-type: disc;
  margin-bottom: 0.5rem;
}

.article-content ol li {
  list-style-type: decimal;
  margin-bottom: 0.5rem;
}

/* Feature Grid Cards */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.feature-card {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-md);
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--bg-accent-subtle);
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  margin-top: 0;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.6;
}

/* Step-by-Step Flow */
.steps-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.step-card {
  position: relative;
  padding: 2rem 1.5rem 1.5rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.step-number {
  position: absolute;
  top: -14px;
  left: 1.5rem;
  width: 32px;
  height: 32px;
  background-color: var(--brand-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.9375rem;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.step-card h4 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.step-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* Comparison Table */
.table-wrapper {
  overflow-x: auto;
  margin: 2.5rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9375rem;
}

.comparison-table th, .comparison-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th {
  background-color: var(--bg-primary);
  font-weight: 700;
  color: var(--text-primary);
}

.comparison-table tr:hover td {
  background-color: var(--bg-surface-hover);
}

/* FAQ Section */
.faq-section {
  padding: 4rem 0 5rem;
  background-color: var(--bg-primary);
}

.faq-list {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--border-medium);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  background: none;
  gap: 1rem;
}

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--transition-normal);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
  color: var(--brand-primary);
}

.faq-answer {
  display: none;
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.faq-item.open .faq-answer {
  display: block;
}

/* Tools Directory Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.tool-directory-card {
  padding: 1.75rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.tool-directory-card:hover {
  border-color: var(--brand-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.tool-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-weight: 700;
}

.tool-directory-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.tool-directory-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.tool-card-link-text {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

/* Breadcrumb Navigation */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

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

.breadcrumb-sep {
  color: var(--border-strong);
}

/* ==========================================================================
   Footer Component
   ========================================================================== */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding: 4rem 0 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.privacy-pledge-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-full);
  background-color: var(--success-bg);
  border: 1px solid var(--success-border);
  color: var(--success);
  font-weight: 600;
  font-size: 0.8125rem;
}

/* ==========================================================================
   Toast Notification System
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-lg);
  font-size: 0.9375rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  transform: translateY(20px);
  opacity: 0;
  transition: all var(--transition-normal);
}

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

.toast.toast-success {
  border-color: var(--success-border);
  background-color: var(--success-bg);
  color: #065f46;
}

[data-theme="dark"] .toast.toast-success {
  color: #a7f3d0;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 900px) {
  .nav-links, .nav-actions .header-cta-btn {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding: 2rem 0 1.5rem;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
    max-width: 320px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
  
  .dropzone-area {
    padding: 2.5rem 1rem;
    margin: 1rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .tool-controls-bar {
    flex-direction: column;
    align-items: stretch;
  }
  
  .controls-left, .controls-right {
    justify-content: space-between;
  }

  .interactive-preview-card {
    padding: 1.25rem !important;
  }
}

/* ==========================================================================
   Homepage Landing Specific Components
   ========================================================================== */
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.9rem 1.85rem;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-hover));
  color: #ffffff;
  font-size: 1.0625rem;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
  transition: all var(--transition-normal);
}

.btn-hero-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.45);
  color: #ffffff;
}

.btn-hero-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.6rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  font-size: 1rem;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.btn-hero-secondary:hover {
  background-color: var(--bg-surface-hover);
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  transform: translateY(-1px);
}

/* Interactive Live Preview Demo Card */
.interactive-showcase-wrap {
  margin: 3rem 0 4rem;
}

.interactive-preview-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.interactive-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.interactive-preview-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.preview-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--success);
  box-shadow: 0 0 0 3px var(--success-bg);
}

.interactive-preview-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem;
  align-items: center;
}

@media (max-width: 860px) {
  .interactive-preview-body {
    grid-template-columns: 1fr;
  }
}

.preview-sample-viewport {
  background-color: var(--bg-primary);
  border: 1px dashed var(--border-medium);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 280px;
}

.preview-sample-doc {
  width: 180px;
  height: 240px;
  background: #ffffff;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  border: 1px solid #e2e8f0;
  transition: all var(--transition-normal);
  color: #1e293b;
}

[data-theme="dark"] .preview-sample-doc {
  background: #1e293b;
  border-color: #334155;
  color: #f8fafc;
}

.doc-line {
  height: 6px;
  background-color: var(--border-subtle);
  border-radius: 3px;
}

.doc-line.title {
  width: 70%;
  height: 10px;
  background-color: var(--brand-primary);
}

.doc-line.w-90 { width: 90%; }
.doc-line.w-80 { width: 80%; }
.doc-line.w-60 { width: 60%; }
.doc-line.w-40 { width: 40%; }

.doc-image-placeholder {
  height: 70px;
  background: linear-gradient(135deg, var(--bg-accent-subtle), var(--brand-primary-light));
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-primary);
  font-size: 0.75rem;
  font-weight: 600;
  margin: 0.25rem 0;
}

.preview-control-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.preview-control-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.preview-control-label {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.preview-pill-group {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.preview-pill {
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-medium);
  background-color: var(--bg-surface);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.preview-pill:hover {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}

.preview-pill.active {
  background-color: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.3);
}

.preview-metrics-box {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  justify-content: space-around;
  text-align: center;
}

.preview-metric-val {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--brand-primary);
}

.preview-metric-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Tools Directory Grid on Homepage */
.homepage-tools-section {
  padding: 4rem 0;
}

.tools-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.tool-launch-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
  text-decoration: none;
  color: inherit;
}

.tool-launch-card:hover {
  border-color: var(--brand-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.tool-launch-card.featured {
  border-color: var(--brand-primary);
  background: linear-gradient(to bottom, var(--bg-surface), var(--bg-accent-subtle));
}

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

.tool-launch-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--bg-accent-subtle);
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tool-launch-card.featured .tool-launch-icon {
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-secondary));
  color: #ffffff;
}

.tool-launch-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-accent-subtle);
  color: var(--brand-primary);
}

.tool-launch-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.tool-launch-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  flex: 1;
}

.tool-launch-footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--brand-primary);
}

.tool-launch-footer svg {
  transition: transform var(--transition-fast);
}

.tool-launch-card:hover .tool-launch-footer svg {
  transform: translateX(4px);
}

/* Comparison Table */
.comparison-table-wrapper {
  overflow-x: auto;
  margin: 2rem 0;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 600px;
}

.comparison-table th, .comparison-table td {
  padding: 1.1rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table th {
  background-color: var(--bg-surface-hover);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--text-primary);
}

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

.comparison-table .highlight-col {
  background-color: var(--bg-accent-subtle);
  font-weight: 600;
  color: var(--brand-primary);
}

/* Step cards */
.step-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.75rem;
  margin: 2.5rem 0;
}

.step-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: all var(--transition-normal);
}

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

.step-number-badge {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-primary), var(--brand-primary-hover));
  color: #ffffff;
  font-weight: 800;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.3);
}

.step-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
}

.step-card-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* CTA Bottom Banner */
.cta-banner-section {
  padding: 4rem 0;
}

.cta-banner-card {
  background: linear-gradient(135deg, var(--brand-primary), #3730a3);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  color: #ffffff;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.cta-banner-title {
  font-size: clamp(1.75rem, 3vw + 1rem, 2.5rem);
  font-weight: 800;
  margin-bottom: 1rem;
  color: #ffffff;
}

.cta-banner-subtitle {
  font-size: 1.125rem;
  color: #e0e7ff;
  max-width: 650px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.btn-cta-white {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-full);
  background-color: #ffffff;
  color: var(--brand-primary);
  font-weight: 700;
  font-size: 1.0625rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all var(--transition-fast);
}

.btn-cta-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
  background-color: #f8fafc;
  color: var(--brand-primary-hover);
}