/* 
 * I EDIT PDF — Global Styles & Design System
 * Primary Brand Color: #E94D35 (Red)
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght=400;500;600;700;800&display=swap');

:root {
  --primary: #E94D35;
  --primary-hover: #FF6B55;
  --primary-light: #FFF5F4;
  --primary-light-hover: #FFE8E5;
  --text-main: #1A1A2E;
  --text-sub: #6B7280;
  --bg-main: #FFFFFF;
  --bg-tool: #F7F8FA;
  --success: #22C55E;
  --success-hover: #16A34A;
  --success-light: #F0FDF4;
  --border: #E5E7EB;
  --error: #EF4444;
  --error-light: #FEF2F2;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button, input {
  font-family: inherit;
}

/* Layout Utilities */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
header {
  position: sticky;
  top: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 38px;
  display: block;
}

.nav-menu {
  display: flex;
  gap: 24px;
  list-style: none;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  font-size: 15px;
  color: var(--text-sub);
  transition: var(--transition);
  padding: 8px 12px;
  border-radius: 6px;
}

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

.nav-link.coming-soon {
  position: relative;
  opacity: 0.6;
  cursor: not-allowed;
}

.nav-link.coming-soon::after {
  content: 'Soon';
  font-size: 9px;
  background: var(--border);
  color: var(--text-sub);
  padding: 1px 4px;
  border-radius: 4px;
  font-weight: 600;
  margin-left: 5px;
  vertical-align: middle;
  text-transform: uppercase;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-main);
  margin: 5px 0;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 48px 0 24px;
}

.hero h1 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 18px;
  color: var(--text-sub);
  max-width: 700px;
  margin: 0 auto 32px;
}

.trust-badges {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-sub);
  background: var(--bg-tool);
  padding: 8px 16px;
  border-radius: 99px;
  border: 1px solid var(--border);
}

/* Ad Slots */
.ad-slot {
  width: 100%;
  background: var(--bg-tool);
  border: 1px dashed var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  font-size: 13px;
  transition: var(--transition);
  overflow: hidden;
}

.ad-slot--top {
  max-width: 728px;
  height: 90px;
  margin: 16px auto 32px;
}

.ad-slot--mid {
  max-width: 728px;
  height: 90px;
  margin: 40px auto;
}

.ad-slot--bottom {
  max-width: 728px;
  height: 90px;
  margin: 40px auto 16px;
}

/* Tool Main Container */
.tool-container {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  padding: 32px;
  margin-bottom: 48px;
  min-height: 320px;
  position: relative;
}

/* Hidden States */
.step-pane {
  display: none;
}

.step-pane.active {
  display: block;
  animation: fadeIn 0.4s ease-out;
}

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

/* Dropzone (Step 1) */
.dropzone {
  border: 2px dashed var(--primary);
  border-radius: 16px;
  background: var(--primary-light);
  min-height: 260px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  padding: 24px;
  outline: none;
}

.dropzone:hover, .dropzone.dragover {
  background: var(--primary-light-hover);
  border-color: #C73D28;
}

.dropzone:focus-within {
  box-shadow: 0 0 0 4px rgba(233, 77, 53, 0.15);
}

.dropzone-icon {
  margin-bottom: 16px;
  transition: var(--transition);
  color: var(--primary);
}

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

.dropzone h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
}

.dropzone p {
  color: var(--text-sub);
  font-size: 14px;
  margin-bottom: 16px;
}

.dropzone .btn-choose {
  margin-bottom: 12px;
  pointer-events: none; /* Make click fall through to dropzone label/input */
}

.dropzone .hint {
  font-size: 12px;
  color: var(--text-sub);
}

/* Error Card */
.error-card {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--error-light);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--error);
  padding: 14px 20px;
  border-radius: 10px;
  margin-top: 20px;
  font-size: 14px;
  font-weight: 500;
}

/* Settings Step (Step 2) */
.file-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-tool);
  border: 1px solid var(--border);
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 28px;
  position: relative;
}

.file-info {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 85%;
}

.file-icon {
  color: var(--primary);
  flex-shrink: 0;
}

.file-details {
  overflow: hidden;
}

.file-name {
  font-weight: 600;
  font-size: 16px;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.file-size {
  font-size: 13px;
  color: var(--text-sub);
  margin-top: 2px;
}

.btn-remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-sub);
  transition: var(--transition);
  padding: 8px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-remove:hover {
  background: #E5E7EB;
  color: var(--text-main);
}

.settings-section-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
}

/* Level Grid */
.level-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.level-card {
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 20px 16px;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  position: relative;
  background: #FFFFFF;
}

.level-card:hover {
  border-color: #CBD5E1;
  transform: translateY(-2px);
}

.level-card.selected {
  border-color: var(--primary);
  background: var(--primary-light);
}

.level-badge {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  font-size: 12px;
}

.level-card[data-level="low"] .level-badge { background: #DBEAFE; color: #1D4ED8; }
.level-card[data-level="medium"] .level-badge { background: #FEF3C7; color: #D97706; }
.level-card[data-level="high"] .level-badge { background: #FEE2E2; color: #DC2626; }

.level-title {
  font-weight: 700;
  font-size: 16px;
  margin-bottom: 4px;
}

.level-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.3;
}

.level-card input[type="radio"] {
  position: absolute;
  top: 12px;
  right: 12px;
  accent-color: var(--primary);
}

/* Compressing Loader (Step 3) */
.loader-container {
  text-align: center;
  padding: 32px 0;
}

.spinner {
  width: 56px;
  height: 56px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  margin: 0 auto 24px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loader-status {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 24px;
}

.progress-container {
  max-width: 400px;
  margin: 0 auto 24px;
}

.progress-bar {
  height: 8px;
  border-radius: 99px;
  background: var(--border);
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 99px;
  width: 0%;
  transition: width 0.3s ease;
}

.progress-text {
  font-size: 13px;
  color: var(--text-sub);
}

.btn-cancel {
  background: none;
  border: none;
  color: var(--text-sub);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: underline;
}

.btn-cancel:hover {
  color: var(--text-main);
}

/* Done Panel (Step 4) */
.done-container {
  text-align: center;
  padding: 16px 0;
}

.success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--success-light);
  color: var(--success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  animation: scaleUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes scaleUp {
  0% { transform: scale(0.6); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.done-title {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 24px;
}

.comparison-card {
  max-width: 420px;
  margin: 0 auto 32px;
  background: var(--bg-tool);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.comparison-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 15px;
}

.comparison-label {
  color: var(--text-sub);
  font-weight: 500;
}

.comparison-value {
  font-weight: 600;
}

.comparison-row.savings {
  border-top: 1px solid var(--border);
  padding-top: 12px;
  margin-top: 4px;
  font-weight: 700;
  font-size: 17px;
}

.savings-badge {
  background: var(--success-light);
  color: var(--success);
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 14px;
  font-weight: 700;
}

.done-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.note-security {
  font-size: 12px;
  color: var(--text-sub);
  margin-top: 8px;
}

/* Button UI Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 99px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 16px;
  height: 52px;
}

.btn-pill {
  padding: 0 32px;
}

.btn-full {
  width: 100%;
}

.btn-primary {
  background-color: var(--primary);
  color: #FFFFFF;
}

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

.btn-primary:active {
  transform: scale(0.98);
}

.btn-success {
  background-color: var(--success);
  color: #FFFFFF;
  font-size: 18px;
  padding: 0 48px;
}

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

.btn-success:active {
  transform: scale(0.98);
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

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

.btn-outline:active {
  transform: scale(0.98);
}

/* Focus styles for Accessibility */
.btn:focus, .level-card:focus-within, .btn-remove:focus, details summary:focus {
  outline: 3px solid rgba(233, 77, 53, 0.4);
  outline-offset: 2px;
}

/* Features Grid */
.features-section {
  padding: 64px 0;
  border-top: 1px solid var(--border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-item {
  display: flex;
  gap: 16px;
}

.feature-icon {
  font-size: 24px;
  line-height: 1;
  background: var(--bg-tool);
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid var(--border);
}

.feature-content h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}

.feature-content p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.4;
}

/* How It Works Section */
.how-section {
  background: var(--bg-tool);
  padding: 64px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-title {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 48px;
  letter-spacing: -0.01em;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.step-card {
  text-align: center;
  position: relative;
}

.step-number {
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  margin: 0 auto 20px;
  box-shadow: 0 4px 10px rgba(233, 77, 53, 0.2);
}

.step-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-card p {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.5;
}

/* FAQ Accordion */
.faq-section {
  padding: 64px 0;
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

details {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #FFFFFF;
  transition: var(--transition);
}

details[open] {
  border-color: #CBD5E1;
  box-shadow: var(--shadow-sm);
}

summary {
  list-style: none;
  padding: 20px 24px;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: '';
  width: 10px;
  height: 10px;
  border-bottom: 2px solid var(--text-sub);
  border-right: 2px solid var(--text-sub);
  transform: rotate(45deg);
  transition: transform 0.2s ease;
  margin-right: 4px;
}

details[open] summary::after {
  transform: rotate(-135deg);
}

.faq-content {
  padding: 0 24px 20px;
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.5;
  border-top: 1px solid transparent;
}

details[open] .faq-content {
  border-top-color: var(--border);
}

/* Related Tools Section */
.related-section {
  background: var(--bg-tool);
  padding: 64px 0;
  border-top: 1px solid var(--border);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tool-card {
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  opacity: 0.7;
  cursor: not-allowed;
  transition: var(--transition);
}

.tool-card.active-tool {
  opacity: 1;
  cursor: pointer;
}

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

.tool-card-icon {
  font-size: 24px;
  line-height: 1;
}

.tool-card h3 {
  font-size: 16px;
  font-weight: 700;
}

.tool-card p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.4;
}

.tool-status-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-sub);
  background: var(--border);
  padding: 2px 8px;
  border-radius: 99px;
  text-transform: uppercase;
}

.tool-status-badge.active-badge {
  background: var(--primary-light);
  color: var(--primary);
}

/* Footer Section */
footer {
  background: var(--text-main);
  color: #FFFFFF;
  padding: 48px 0 32px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 32px;
}

.footer-brand h2 {
  font-size: 20px;
  font-weight: 800;
  margin-bottom: 8px;
  color: #FFFFFF;
}

.footer-brand p {
  color: #9CA3AF;
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  color: #E5E7EB;
  font-size: 14px;
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  color: #9CA3AF;
  font-size: 13px;
}

.footer-privacy-note {
  color: #9CA3AF;
  font-size: 12px;
  max-width: 400px;
  text-align: right;
  line-height: 1.4;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 32px;
  }
  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .footer-links {
    justify-content: center;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .footer-privacy-note {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .nav-container {
    padding: 0 16px;
  }
  .nav-menu {
    display: none; /* Collapse menu for mobile */
  }
  .nav-toggle {
    display: block;
  }
  
  .nav-menu.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: #FFFFFF;
    border-bottom: 1px solid var(--border);
    padding: 16px 24px 24px;
    gap: 16px;
    box-shadow: var(--shadow-md);
  }
  
  .hero {
    padding: 32px 0 16px;
  }
  .hero h1 {
    font-size: 26px;
  }
  .hero p {
    font-size: 15px;
    margin-bottom: 24px;
  }
  .tool-container {
    padding: 20px;
  }
  .level-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .features-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .related-grid {
    grid-template-columns: 1.5fr;
  }
  .ad-slot {
    height: 50px;
  }
}

/* Engine Selector & GS WASM Styles */
.engine-selector-container {
  margin-bottom: 20px;
}

.engine-selector-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

.engine-selector-tabs {
  display: flex;
  background: var(--bg-tool);
  padding: 4px;
  border-radius: 99px;
  border: 1px solid var(--border);
}

.engine-tab {
  flex: 1;
  border: none;
  background: none;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-sub);
  cursor: pointer;
  border-radius: 99px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

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

.engine-tab.active {
  background: #FFFFFF;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.badge-pro {
  background: #22C55E;
  color: #FFFFFF;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 99px;
  text-transform: uppercase;
}

.engine-info-box {
  background: var(--bg-tool);
  border: 1px solid var(--border);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 24px;
  line-height: 1.4;
}

/* Ghostscript details styling from screenshot */
.gs-info-details {
  background: #F0F7FF;
  border: 1px solid #D0E5FF;
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.gs-detail-row {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
}

.detail-label {
  font-weight: 600;
  width: 110px;
  color: #1E3A8A;
  text-align: left;
}

.detail-bar-wrapper {
  flex: 1;
  height: 8px;
  background: #E0E7FF;
  border-radius: 99px;
  overflow: hidden;
}

.detail-bar {
  height: 100%;
  border-radius: 99px;
}

.detail-bar.fill-green {
  background: #16A34A;
}

.detail-bar.fill-red {
  background: #DC2626;
}

.detail-value {
  font-weight: 600;
  width: 120px;
  text-align: right;
  color: #1E3A8A;
}

/* Custom Range Slider */
.slider-container {
  background: var(--bg-tool);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  margin-bottom: 28px;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.slider-title {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-main);
}

.slider-value-badge {
  background: var(--primary);
  color: #FFFFFF;
  font-size: 16px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 99px;
  box-shadow: 0 2px 8px rgba(233, 77, 53, 0.2);
}

.slider-wrapper {
  position: relative;
  margin: 20px 0;
}

.custom-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--border);
  outline: none;
  margin: 0;
  transition: background 0.3s;
}

.custom-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  transition: transform 0.1s, background-color 0.1s;
  box-shadow: var(--shadow-sm);
  border: 2px solid #FFFFFF;
}

.custom-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  background-color: var(--primary-hover);
}

.custom-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  transition: transform 0.1s, background-color 0.1s;
  box-shadow: var(--shadow-sm);
  border: 2px solid #FFFFFF;
}

.custom-slider::-moz-range-thumb:hover {
  transform: scale(1.2);
  background-color: var(--primary-hover);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  color: var(--text-sub);
  font-size: 12px;
  font-weight: 500;
  margin-top: 8px;
}

.slider-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.4;
  margin-top: 16px;
  text-align: left;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* --- NAVIGATION SYSTEM EXPANSION --- */

/* Desktop Dropdown Styles */
.nav-item-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  padding: 16px;
  min-width: 260px;
  display: none;
  grid-template-columns: 1fr;
  gap: 8px;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.dropdown-menu.mega-menu {
  min-width: 600px;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 24px;
}

.nav-item-dropdown:hover .dropdown-menu {
  display: grid;
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(5px);
}

.dropdown-group-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-main);
  transition: var(--transition);
}

.dropdown-item:hover {
  background: var(--primary-light);
  color: var(--primary);
  transform: translateX(3px);
}

.dropdown-item-icon {
  font-size: 16px;
}

/* Mobile Sidebar Sliding Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 320px;
  height: 100%;
  background: #FFFFFF;
  z-index: 1000;
  box-shadow: var(--shadow-lg);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
}

.mobile-drawer.open {
  transform: translateX(0);
}

.mobile-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  z-index: 999;
  display: none;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-drawer-overlay.open {
  display: block;
  opacity: 1;
}

.drawer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.drawer-logo {
  font-weight: 800;
  font-size: 18px;
  color: var(--primary);
}

.btn-close-drawer {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-sub);
  cursor: pointer;
  padding: 4px;
}

.drawer-content {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

.drawer-menu {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.drawer-link {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  padding: 8px 0;
  border-bottom: 1px solid var(--bg-tool);
  transition: var(--transition);
}

.drawer-link:hover, .drawer-link.active {
  color: var(--primary);
  padding-left: 5px;
}

/* --- HOMEPAGE SEARCH & HERO --- */
.search-container {
  max-width: 500px;
  margin: 24px auto 0;
  position: relative;
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  background: #FFFFFF;
  border: 2px solid var(--border);
  border-radius: 99px;
  padding: 4px 6px 4px 20px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.search-input-wrapper:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(233, 77, 53, 0.1);
}

.search-input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-main);
  background: transparent;
  height: 40px;
}

.search-icon-btn {
  background: var(--primary);
  border: none;
  color: #FFFFFF;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}

.search-icon-btn:hover {
  background: var(--primary-hover);
}

.search-results-dropdown {
  position: absolute;
  top: 110%;
  left: 0;
  right: 0;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-height: 320px;
  overflow-y: auto;
  z-index: 150;
  display: none;
  padding: 8px;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.search-result-item:hover {
  background: var(--primary-light);
  color: var(--primary);
}

/* Category Grid Sections */
.category-section {
  margin-bottom: 48px;
}

.category-title-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--border);
  padding-bottom: 8px;
}

.category-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-main);
}

.category-view-all {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

.category-view-all:hover {
  text-decoration: underline;
}

/* Card Icons */
.tool-card-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 8px;
}

/* --- TOOL SETTINGS UI COMPONENTS --- */

/* Multiple File Reordering Grid */
.file-list-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.file-thumb-card {
  background: var(--bg-tool);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
  position: relative;
  cursor: grab;
  transition: var(--transition);
  user-select: none;
}

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

.file-thumb-card.dragging {
  opacity: 0.5;
  border-style: dashed;
}

.file-thumb-preview {
  height: 90px;
  background: #FFFFFF;
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 8px;
  color: var(--primary);
}

.file-thumb-name {
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-remove-thumb {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--primary);
  color: #FFFFFF;
  border: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.btn-remove-thumb:hover {
  background: #C73D28;
  transform: scale(1.1);
}

/* Tool forms styling */
.settings-form-group {
  margin-bottom: 20px;
  text-align: left;
}

.settings-form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

.settings-input-text {
  width: 100%;
  height: 48px;
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 0 16px;
  font-size: 15px;
  font-weight: 500;
  outline: none;
  transition: var(--transition);
}

.settings-input-text:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(233, 77, 53, 0.1);
}

.settings-select {
  width: 100%;
  height: 48px;
  border: 2px solid var(--border);
  border-radius: 8px;
  padding: 0 16px;
  font-size: 15px;
  font-weight: 500;
  outline: none;
  background: #FFFFFF;
  cursor: pointer;
  transition: var(--transition);
}

.settings-select:focus {
  border-color: var(--primary);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

/* Breadcrumb Styling */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.breadcrumbs a {
  transition: var(--transition);
}

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

.breadcrumbs-separator {
  color: var(--border);
}

.breadcrumbs-active {
  font-weight: 600;
  color: var(--text-main);
}