/**
 * Free CSS Unminifier & Formatter - Theme Stylesheet
 * High-Contrast, Developer-Grade Layout Matching simpleX
 */

:root {
  --unmin-primary: #6366f1;
  --unmin-primary-dark: #4f46e5;
  --unmin-accent: #10b981;
  --unmin-gradient: linear-gradient(135deg, #6366f1 0%, #4f46e5 50%, #4338ca 100%);
  --unmin-gradient-cyan: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  
  --editor-bg: #090d16;
  --editor-surface: #131b2e;
  --editor-border: #2a3854;
  --editor-text: #f8fafc;
  --editor-text-muted: #cbd5e1;
  --editor-line-num: #94a3b8;
  
  --unmin-surface: #ffffff;
  --unmin-text-main: #0f172a;
  --unmin-text-body: #1e293b;
  --unmin-text-muted: #475569;
  --unmin-border: #cbd5e1;
  --unmin-border-strong: #94a3b8;
  
  --unmin-radius-xl: 18px;
  --unmin-radius-lg: 12px;
  --unmin-radius-md: 8px;
  --unmin-radius-sm: 6px;
  --unmin-shadow-sm: 0 2px 6px -1px rgba(0, 0, 0, 0.08);
  --unmin-shadow-md: 0 10px 25px -4px rgba(15, 23, 42, 0.12);
  --unmin-shadow-glow: 0 10px 25px -5px rgba(99, 102, 241, 0.4);
}

/* Base Wrapper */
.cssunmin-container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 10px 15px 40px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--unmin-text-main);
  line-height: 1.6;
}

/* Hero Section */
.cssunmin-hero {
  text-align: center;
  padding: 30px 15px 24px;
}

.cssunmin-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(99, 102, 241, 0.12);
  color: var(--unmin-primary-dark);
  padding: 7px 18px;
  border-radius: 50px;
  font-size: 13.5px;
  font-weight: 700;
  margin-bottom: 16px;
  border: 1.5px solid rgba(99, 102, 241, 0.3);
  letter-spacing: 0.02em;
}

.cssunmin-title {
  font-size: 2.35rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 12px;
  line-height: 1.25;
  color: var(--unmin-text-main);
}

.cssunmin-title-gradient {
  background: var(--unmin-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cssunmin-subtitle {
  font-size: 1.12rem;
  color: var(--unmin-text-body);
  max-width: 720px;
  margin: 0 auto 24px;
  line-height: 1.65;
  font-weight: 500;
}

/* Feature Badges Bar */
.cssunmin-tags-bar {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.cssunmin-tag-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: #f1f5f9;
  color: #1e293b;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  border: 1.5px solid #cbd5e1;
}

/* Alert Notification Box */
.cssunmin-alert {
  display: none;
  padding: 15px 20px;
  border-radius: var(--unmin-radius-md);
  margin-bottom: 22px;
  font-size: 14.5px;
  line-height: 1.5;
  align-items: flex-start;
  gap: 12px;
  font-weight: 600;
}

.cssunmin-alert-danger {
  background: #fef2f2;
  border: 1.5px solid #f87171;
  color: #991b1b;
}

.cssunmin-alert-warning {
  background: #fffbeb;
  border: 1.5px solid #fbbf24;
  color: #92400e;
}

.cssunmin-alert-info {
  background: #eff6ff;
  border: 1.5px solid #60a5fa;
  color: #1e40af;
}

.cssunmin-alert-success {
  background: #ecfdf5;
  border: 1.5px solid #34d399;
  color: #065f46;
}

/* Notice Banner: What Unminifying Can & Cannot Do */
.cssunmin-notice-banner {
  background: #eff6ff;
  border: 1.5px solid #93c5fd;
  border-radius: var(--unmin-radius-lg);
  padding: 14px 18px;
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 13.5px;
  color: #1e3a8a;
  line-height: 1.5;
}

.cssunmin-notice-banner strong {
  color: #1d4ed8;
}

/* Action Controls & Settings Toolbar Card */
.cssunmin-toolbar-card {
  background: #ffffff;
  border: 1.5px solid var(--unmin-border);
  border-radius: var(--unmin-radius-lg);
  padding: 18px 20px;
  margin-bottom: 18px;
  box-shadow: var(--unmin-shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cssunmin-toolbar-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.cssunmin-actions-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.cssunmin-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--unmin-gradient);
  color: #ffffff;
  padding: 12px 26px;
  border-radius: 10px;
  font-size: 14.5px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: var(--unmin-shadow-glow);
}

.cssunmin-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -4px rgba(99, 102, 241, 0.5);
}

.cssunmin-btn-clear {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #f1f5f9;
  color: #334155;
  border: 1.5px solid #cbd5e1;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.cssunmin-btn-clear:hover {
  background: #fee2e2;
  color: #dc2626;
  border-color: #f87171;
}

/* Formatting Config Sub-bar */
.cssunmin-options-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 12px;
  border-top: 1px solid var(--unmin-border);
  font-size: 13.5px;
  color: #1e293b;
}

.cssunmin-option-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cssunmin-option-label {
  font-weight: 700;
  color: #1e293b;
  white-space: nowrap;
}

.cssunmin-select {
  padding: 6px 12px;
  border: 1.5px solid #94a3b8;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  color: #0f172a;
  background: #ffffff;
  outline: none;
  cursor: pointer;
}

.cssunmin-select:focus {
  border-color: var(--unmin-primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

.cssunmin-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 600;
  color: #1e293b;
  cursor: pointer;
  user-select: none;
}

/* Single 100% Width Code Studio Card */
.code-studio-card {
  width: 100%;
  background: var(--editor-bg);
  border: 1.5px solid var(--editor-border);
  border-radius: var(--unmin-radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(255, 255, 255, 0.05);
  margin-bottom: 24px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.code-studio-card:focus-within {
  border-color: var(--unmin-primary);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.45), 0 0 0 2px rgba(99, 102, 241, 0.25);
}

/* Studio Header: Tab Bar & Contextual Actions */
.code-studio-header {
  background: #0d1527;
  padding: 10px 16px;
  border-bottom: 1.5px solid var(--editor-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.code-studio-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(15, 23, 42, 0.6);
  padding: 4px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.code-studio-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: #94a3b8;
  border: 1px solid transparent;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  outline: none;
}

.code-studio-tab:hover {
  color: #f1f5f9;
  background: rgba(255, 255, 255, 0.06);
}

.code-studio-tab.active {
  background: #1e293b;
  color: #f8fafc;
  border-color: #6366f1;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.35);
}

.code-studio-tab.active i {
  color: #818cf8;
}

.code-tab-badge {
  font-size: 11.5px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
}

.code-studio-tab.active .code-tab-badge {
  background: rgba(99, 102, 241, 0.25);
  color: #c7d2fe;
  border: 1px solid rgba(99, 102, 241, 0.35);
}

/* Contextual Actions Toolbars */
.code-studio-tools {
  display: flex;
  align-items: center;
  gap: 8px;
}

.code-tools-group {
  display: none;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.code-tools-group.active {
  display: inline-flex;
}

.code-btn-tool {
  background: #182235;
  border: 1px solid #2a3854;
  color: #e2e8f0;
  padding: 7px 13px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.18s ease;
  outline: none;
}

.code-btn-tool:hover {
  background: #23314d;
  color: #ffffff;
  border-color: #3e5074;
  transform: translateY(-1px);
}

.code-btn-accent {
  background: #10b981;
  border-color: #059669;
  color: #ffffff;
  box-shadow: 0 3px 10px rgba(16, 185, 129, 0.25);
}

.code-btn-accent:hover {
  background: #059669;
  border-color: #047857;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
}

.code-btn-danger {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.3);
  color: #fca5a5;
}

.code-btn-danger:hover {
  background: #ef4444;
  border-color: #dc2626;
  color: #ffffff;
}

/* Studio Editor Body (100% Width) */
.code-studio-body {
  width: 100%;
  position: relative;
  background: var(--editor-bg);
}

.code-editor-pane {
  display: none;
  width: 100%;
  height: 440px;
  position: relative;
  background: var(--editor-bg);
}

.code-editor-pane.active {
  display: flex;
}

.code-gutter {
  width: 52px;
  min-width: 52px;
  background: #060911;
  border-right: 1.5px solid var(--editor-border);
  padding: 14px 10px 14px 0;
  text-align: right;
  font-family: 'Fira Code', Consolas, Monaco, 'Courier New', monospace;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--editor-line-num);
  user-select: none;
  overflow: hidden;
  white-space: pre;
}

.code-textarea {
  flex: 1;
  width: 100%;
  height: 100%;
  background: transparent;
  border: none;
  padding: 14px 18px;
  color: var(--editor-text);
  font-family: 'Fira Code', Consolas, Monaco, 'Courier New', monospace;
  font-size: 13.5px;
  line-height: 1.55;
  resize: none;
  outline: none;
  white-space: pre;
  overflow-wrap: normal;
  overflow-x: auto;
  overflow-y: scroll;
}

.code-textarea::placeholder,
.cssunmin-textarea::placeholder {
  color: #64748b;
  font-style: italic;
}

/* Sleek Dark Scrollbars - Eliminating Ugly White Browser Scrollbars */
.code-textarea::-webkit-scrollbar,
.code-gutter::-webkit-scrollbar,
.cssunmin-textarea::-webkit-scrollbar,
.cssunmin-gutter::-webkit-scrollbar,
.cssunmin-highlight-view::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

.code-textarea::-webkit-scrollbar-track,
.code-gutter::-webkit-scrollbar-track,
.cssunmin-textarea::-webkit-scrollbar-track,
.cssunmin-gutter::-webkit-scrollbar-track,
.cssunmin-highlight-view::-webkit-scrollbar-track {
  background: #090d16;
}

.code-textarea::-webkit-scrollbar-thumb,
.code-gutter::-webkit-scrollbar-thumb,
.cssunmin-textarea::-webkit-scrollbar-thumb,
.cssunmin-gutter::-webkit-scrollbar-thumb,
.cssunmin-highlight-view::-webkit-scrollbar-thumb {
  background: #2a3854;
  border-radius: 6px;
  border: 2px solid #090d16;
}

.code-textarea::-webkit-scrollbar-thumb:hover,
.code-gutter::-webkit-scrollbar-thumb:hover,
.cssunmin-textarea::-webkit-scrollbar-thumb:hover,
.cssunmin-gutter::-webkit-scrollbar-thumb:hover,
.cssunmin-highlight-view::-webkit-scrollbar-thumb:hover {
  background: #475569;
}

/* Firefox Scrollbar Styling */
.code-textarea,
.cssunmin-textarea,
.cssunmin-highlight-view {
  scrollbar-width: thin;
  scrollbar-color: #2a3854 #090d16;
}

/* Syntax Highlighted Overlay Container (when active) */
.cssunmin-highlight-view {
  display: none;
  flex: 1;
  padding: 12px 14px;
  margin: 0;
  font-family: 'Fira Code', Consolas, Monaco, 'Courier New', monospace;
  font-size: 13.5px;
  line-height: 1.55;
  overflow: auto;
  background: transparent;
  color: #f8fafc;
}

.cssunmin-highlight-view.active {
  display: block;
}

/* Syntax Coloring Tokens */
.syn-selector { color: #38bdf8; font-weight: 700; }
.syn-prop { color: #c084fc; font-weight: 600; }
.syn-val { color: #34d399; }
.syn-str { color: #fde047; }
.syn-com { color: #94a3b8; font-style: italic; }
.syn-calc { color: #fb923c; font-weight: 600; }
.syn-punc { color: #f1f5f9; }

/* Real Metrics Statistics Cards */
.cssunmin-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 35px;
}

.cssunmin-stat-card {
  background: #ffffff;
  border: 1.5px solid var(--unmin-border);
  border-radius: var(--unmin-radius-lg);
  padding: 16px;
  box-shadow: var(--unmin-shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.cssunmin-stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--unmin-shadow-md);
}

.cssunmin-stat-label {
  font-size: 12.5px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #475569;
  display: flex;
  align-items: center;
  gap: 6px;
}

.cssunmin-stat-val {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--unmin-text-main);
  line-height: 1.2;
}

.cssunmin-stat-sub {
  font-size: 12.5px;
  color: #64748b;
  font-weight: 600;
}

.cssunmin-stat-card.stat-expansion .cssunmin-stat-val {
  color: var(--unmin-primary-dark);
}

/* Informational & SEO Content */
.cssunmin-steps {
  margin: 45px 0 35px;
}

.cssunmin-section-header {
  text-align: center;
  margin-bottom: 30px;
}

.cssunmin-section-title {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--unmin-text-main);
  margin-bottom: 10px;
}

.cssunmin-section-desc {
  font-size: 15.5px;
  color: var(--unmin-text-body);
  max-width: 650px;
  margin: 0 auto;
}

.cssunmin-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.cssunmin-step-card {
  background: #ffffff;
  border: 1.5px solid var(--unmin-border);
  border-radius: var(--unmin-radius-lg);
  padding: 24px 20px;
  text-align: center;
  box-shadow: var(--unmin-shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}

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

.cssunmin-step-num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.12);
  color: var(--unmin-primary-dark);
  font-size: 19px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.cssunmin-step-card h4 {
  font-size: 17.5px;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--unmin-text-main);
}

.cssunmin-step-card p {
  font-size: 14.5px;
  color: var(--unmin-text-body);
  line-height: 1.6;
  margin: 0;
}

/* Code Comparison Demonstration Box */
.cssunmin-compare-container {
  background: #ffffff;
  border: 1.5px solid var(--unmin-border);
  border-radius: var(--unmin-radius-xl);
  overflow: hidden;
  margin: 35px 0;
  box-shadow: var(--unmin-shadow-sm);
}

.cssunmin-compare-header {
  background: #f8fafc;
  padding: 14px 20px;
  border-bottom: 1.5px solid var(--unmin-border);
  font-size: 15px;
  font-weight: 800;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cssunmin-compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.cssunmin-compare-col {
  padding: 18px 22px;
}

.cssunmin-compare-col:first-child {
  border-right: 1.5px solid var(--unmin-border);
  background: #fafafa;
}

.cssunmin-compare-col h5 {
  font-size: 13.5px;
  font-weight: 800;
  text-transform: uppercase;
  color: #334155;
  margin-bottom: 10px;
}

.cssunmin-compare-code {
  font-family: 'Fira Code', Consolas, Monaco, 'Courier New', monospace;
  font-size: 12.5px;
  line-height: 1.6;
  color: #0f172a;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: auto;
}

/* Capabilities & Limitations Grid */
.cssunmin-capabilities-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 35px 0;
}

.cssunmin-card-box {
  background: #ffffff;
  border: 1.5px solid var(--unmin-border);
  border-radius: var(--unmin-radius-lg);
  padding: 24px;
  box-shadow: var(--unmin-shadow-sm);
}

.cssunmin-card-box h4 {
  font-size: 17.5px;
  font-weight: 800;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--unmin-text-main);
}

.cssunmin-card-box ul {
  padding-left: 20px;
  margin: 0;
  font-size: 14.5px;
  color: var(--unmin-text-body);
  line-height: 1.7;
}

/* FAQ Accordion */
.cssunmin-faq {
  margin: 45px 0 20px;
}

.cssunmin-faq-item {
  background: #ffffff;
  border: 1.5px solid var(--unmin-border);
  border-radius: var(--unmin-radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color 0.2s;
}

.cssunmin-faq-item.active {
  border-color: var(--unmin-primary);
}

.cssunmin-faq-question {
  padding: 18px 22px;
  font-size: 16px;
  font-weight: 800;
  color: var(--unmin-text-main);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.cssunmin-faq-question:hover {
  color: var(--unmin-primary-dark);
}

.cssunmin-faq-icon {
  transition: transform 0.25s ease;
  font-size: 14px;
  color: #64748b;
}

.cssunmin-faq-item.active .cssunmin-faq-icon {
  transform: rotate(180deg);
  color: var(--unmin-primary-dark);
}

.cssunmin-faq-answer {
  display: none;
  padding: 0 22px 20px;
  font-size: 14.5px;
  color: var(--unmin-text-body);
  line-height: 1.7;
}

.cssunmin-faq-item.active .cssunmin-faq-answer {
  display: block;
}

/* Related Tools Bar */
.cssunmin-related-tools {
  background: #f8fafc;
  border: 1.5px solid var(--unmin-border);
  border-radius: var(--unmin-radius-lg);
  padding: 20px 24px;
  margin: 40px 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}

.cssunmin-related-title {
  font-size: 15px;
  font-weight: 800;
  margin: 0;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 8px;
}

.cssunmin-related-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cssunmin-related-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #ffffff;
  border: 1.5px solid #94a3b8;
  padding: 7px 15px;
  border-radius: 20px;
  font-size: 13.5px;
  font-weight: 700;
  color: #1e293b;
  text-decoration: none;
  transition: all 0.15s;
}

.cssunmin-related-link:hover {
  background: #f1f5f9;
  border-color: #64748b;
  color: #0f172a;
  transform: translateY(-1px);
}

/* Mobile Responsiveness */
@media (max-width: 991px) {
  .cssunmin-mobile-tabs {
    display: flex;
  }
  .cssunmin-workspace {
    grid-template-columns: 1fr;
  }
  .cssunmin-panel {
    display: none;
  }
  .cssunmin-panel.mobile-active {
    display: flex;
  }
  .cssunmin-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .cssunmin-compare-grid,
  .cssunmin-capabilities-grid {
    grid-template-columns: 1fr;
  }
  .cssunmin-compare-col:first-child {
    border-right: none;
    border-bottom: 1.5px solid var(--unmin-border);
  }
}

@media (max-width: 600px) {
  .cssunmin-hero {
    padding: 15px 5px 18px;
  }
  .cssunmin-title {
    font-size: 1.75rem;
  }
  .cssunmin-subtitle {
    font-size: 1rem;
  }
  .cssunmin-toolbar-main {
    flex-direction: column;
    align-items: stretch;
  }
  .cssunmin-actions-group {
    flex-direction: column;
    width: 100%;
  }
  .cssunmin-btn-primary,
  .cssunmin-btn-clear {
    width: 100%;
    justify-content: center;
  }
  .cssunmin-options-bar {
    flex-direction: column;
    align-items: flex-start;
  }
  .cssunmin-stats-grid {
    grid-template-columns: 1fr;
  }
}