/* ==========================================================================
   OutilsDev — Style Développeur Minimaliste & Éditeur Blanc avec Numéros de Lignes
   ========================================================================== */

:root {
  /* Mode Sombre (Par défaut pour l'interface globale) */
  --bg: #0b0f19;
  --bg-subtle: #111827;
  --surface: #151d30;
  --surface-hover: #1c263f;
  --surface-border: #24304f;
  --surface-border-focus: #3b82f6;
  
  --ink: #f1f5f9;
  --ink-secondary: #cbd5e1;
  --muted: #94a3b8;
  --line: #1e293b;
  --line-strong: #334155;
  
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-glow: rgba(37, 99, 235, 0.28);
  --accent-soft: rgba(59, 130, 246, 0.12);
  --accent-text: #60a5fa;
  
  /* Textarea & Output toujours blanc net pour haute lisibilité code */
  --editor-bg: #ffffff;
  --editor-ink: #0f172a;
  --editor-border: #cbd5e1;
  --editor-border-focus: #2563eb;
  --editor-placeholder: #64748b;
  --editor-height: 380px;
  
  --gutter-bg: #f8fafc;
  --gutter-ink: #94a3b8;
  --gutter-border: #e2e8f0;
  
  --mark-bg: #fef08a;
  --mark-ink: #713f12;
  --mark-current-bg: #eab308;
  --mark-current-ink: #000000;
  
  --ok: #22c55e;
  --ok-bg: rgba(34, 197, 94, 0.12);
  --err: #ef4444;
  --err-bg: rgba(239, 68, 68, 0.12);
  
  --header-bg: rgba(11, 15, 25, 0.88);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #f8fafc;
  --bg-subtle: #f1f5f9;
  --surface: #ffffff;
  --surface-hover: #f8fafc;
  --surface-border: #e2e8f0;
  --surface-border-focus: #2563eb;
  
  --ink: #0f172a;
  --ink-secondary: #334155;
  --muted: #64748b;
  --line: #e2e8f0;
  --line-strong: #cbd5e1;
  
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --accent-glow: rgba(37, 99, 235, 0.2);
  --accent-soft: #eff6ff;
  --accent-text: #1d4ed8;
  
  --editor-bg: #ffffff;
  --editor-ink: #0f172a;
  --editor-border: #cbd5e1;
  --editor-border-focus: #2563eb;
  --editor-placeholder: #94a3b8;
  --editor-height: 380px;
  
  --gutter-bg: #f8fafc;
  --gutter-ink: #94a3b8;
  --gutter-border: #e2e8f0;
  
  --mark-bg: #fef08a;
  --mark-ink: #713f12;
  --mark-current-bg: #eab308;
  --mark-current-ink: #000000;
  
  --ok: #16a34a;
  --ok-bg: #f0fdf4;
  --err: #dc2626;
  --err-bg: #fef2f2;
  
  --header-bg: rgba(255, 255, 255, 0.92);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 6px 20px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 36px rgba(15, 23, 42, 0.12);
  
  color-scheme: light;
}

/* ==========================================================================
   Base & Reset
   ========================================================================== */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.2s ease, color 0.2s ease;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.wrap {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-main {
  flex: 1;
  padding-top: 24px;
  padding-bottom: 60px;
}

a {
  color: var(--accent-text);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  text-decoration: underline;
}

kbd {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 2px 6px;
  background: var(--surface-border);
  border: 1px solid var(--line-strong);
  border-bottom-width: 2px;
  border-radius: 4px;
  color: var(--ink-secondary);
  line-height: 1;
  vertical-align: middle;
}

.icon-svg {
  vertical-align: middle;
  flex-shrink: 0;
}

/* Custom Sleek Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--surface-border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.logo:hover {
  text-decoration: none;
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 3px 6px;
  border-radius: 5px;
  letter-spacing: -0.05em;
  line-height: 1;
}

.header-search-wrap {
  flex: 1;
  max-width: 340px;
  margin-left: 8px;
}

.header-search-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  color: var(--muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: left;
}

.header-search-btn:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
  color: var(--ink);
}

.header-search-btn .search-placeholder {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  overflow-x: auto;
  scrollbar-width: none;
}

.main-nav::-webkit-scrollbar {
  display: none;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  color: var(--ink-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.main-nav a:hover,
.main-nav a.active {
  background: var(--surface-border);
  color: var(--ink);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.theme-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  color: var(--ink);
  cursor: pointer;
  transition: all 0.15s ease;
}

.theme-toggle:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
}

@media (max-width: 860px) {
  .header-search-wrap {
    max-width: none;
  }
  .main-nav {
    display: none;
  }
}

/* ==========================================================================
   Command Palette / Global Search Modal
   ========================================================================== */

.search-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 80px 16px 20px;
}

.search-modal[hidden] {
  display: none !important;
}

.search-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.search-dialog {
  position: relative;
  width: 100%;
  max-width: 620px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalPop 0.15s ease-out;
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.96) translateY(-10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.search-dialog-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--surface-border);
  background: var(--bg-subtle);
}

.search-dialog-icon {
  color: var(--muted);
}

.search-dialog-header input {
  flex: 1;
  background: transparent !important;
  border: none !important;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--ink) !important;
  outline: none !important;
  box-shadow: none !important;
  padding: 0 !important;
}

.search-dialog-header input::placeholder {
  color: var(--muted) !important;
}

.search-close-btn {
  background: transparent;
  border: none;
  padding: 0;
  cursor: pointer;
}

.search-results-list {
  max-height: 380px;
  overflow-y: auto;
  padding: 8px;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--ink);
  transition: background 0.1s ease;
  cursor: pointer;
}

.search-result-item:hover,
.search-result-item.selected {
  background: var(--surface-border);
  text-decoration: none;
}

.search-result-body {
  flex: 1;
  min-width: 0;
}

.search-result-title {
  font-weight: 600;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.search-result-cat {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--accent-text);
}

.search-result-desc {
  font-size: 0.8rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.search-result-arrow {
  color: var(--muted);
  font-size: 0.9rem;
}

.search-no-results {
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.search-dialog-footer {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 18px;
  border-top: 1px solid var(--surface-border);
  background: var(--bg-subtle);
  font-size: 0.78rem;
  color: var(--muted);
}

/* ==========================================================================
   Home Page Hero & Category Filter
   ========================================================================== */

.hero-section {
  text-align: center;
  padding: 36px 0 28px;
}

.hero-badge-wrap {
  display: inline-block;
  margin-bottom: 14px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(59, 130, 246, 0.25);
  color: var(--accent-text);
  font-size: 0.82rem;
  font-weight: 600;
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 2.9rem);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 12px;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--ink) 30%, var(--accent-text) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lede {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 680px;
  margin: 0 auto 24px;
  line-height: 1.55;
}

.hero-search-box {
  position: relative;
  max-width: 580px;
  margin: 0 auto 20px;
}

.hero-search-box input {
  width: 100%;
  padding: 14px 48px 14px 44px;
  font-size: 1rem;
  font-family: var(--font-sans);
  background: var(--editor-bg) !important;
  color: var(--editor-ink) !important;
  border: 2px solid var(--surface-border) !important;
  border-radius: 999px !important;
  box-shadow: var(--shadow-md) !important;
  transition: all 0.2s ease;
  height: auto !important;
}

.hero-search-box input:focus {
  outline: none !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 4px var(--accent-soft), var(--shadow-md) !important;
}

.hero-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}

.hero-search-kbd {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

/* Category Filter Pills */
.category-pills-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px auto 0;
  max-width: 900px;
}

.cat-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 999px;
  color: var(--ink-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.cat-pill:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
  color: var(--ink);
  transform: translateY(-1px);
}

.cat-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 2px 10px var(--accent-glow);
}

.pill-count {
  font-size: 0.75rem;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--surface-border);
  color: inherit;
}

.cat-pill.active .pill-count {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* ==========================================================================
   Tool Cards & Grid Layouts
   ========================================================================== */

.cat-block {
  margin-top: 40px;
  scroll-margin-top: 80px;
}

.cat-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--surface-border);
  padding-bottom: 10px;
}

.cat-header-left h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}

.cat-desc {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
}

.cat-count-badge {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--surface-border);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 14px;
}

.tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 18px;
  text-decoration: none;
  color: inherit;
  transition: all 0.18s ease;
  overflow: hidden;
}

.tool-card:hover {
  background: var(--surface-hover);
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.card-cat {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-text);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: 999px;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.card-desc {
  font-size: 0.86rem;
  color: var(--muted);
  margin: 0 0 14px;
  line-height: 1.5;
  flex: 1;
}

.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-text);
  padding-top: 10px;
  border-top: 1px solid var(--surface-border);
}

.card-arrow {
  transition: transform 0.15s ease;
}

.tool-card:hover .card-arrow {
  transform: translateX(4px);
}

/* ==========================================================================
   Tool Workspace Layout (Symmetric White Input & Output with Line Numbers)
   ========================================================================== */

.tool-header {
  margin-bottom: 20px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 12px;
}

.breadcrumb a {
  color: var(--muted);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--accent-text);
}

.breadcrumb .sep {
  color: var(--line-strong);
  font-size: 0.75rem;
}

.breadcrumb .current {
  color: var(--ink);
  font-weight: 600;
}

.tool-header-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.badge-cat {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--accent-soft);
  color: var(--accent-text);
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(59, 130, 246, 0.25);
}

.badge-privacy,
.badge-free {
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--ink-secondary);
  padding: 3px 10px;
  border-radius: 999px;
}

.tool-title {
  font-size: clamp(1.8rem, 3.5vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

.tool-lede {
  font-size: 1.05rem;
  color: var(--muted);
  margin: 0;
  max-width: 80ch;
}

/* Tool Workspace Container */
.tool-workspace {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin: 20px 0 36px;
  box-shadow: var(--shadow-md);
}

.tool-workspace label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--ink);
  margin-bottom: 0;
}

/* 3-Column Layout: Left Input | Middle Action Buttons | Right Output */
.tool-grid-3 {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: stretch;
}

.tool-col-input {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1 1 0;
}

.tool-col-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  gap: 10px;
  min-width: 170px;
  padding: 10px 0;
}

.tool-col-actions .opts {
  margin: 0 0 6px;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
}

.tool-col-actions .opts label {
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 4px;
  display: block;
  color: var(--ink-secondary);
}

.tool-col-actions .opts select,
.tool-col-actions .opts input {
  width: 100%;
}

.tool-col-actions .btn {
  justify-content: center;
  text-align: center;
  width: 100%;
}

.btn-action-main {
  padding: 12px 18px !important;
  font-size: 0.95rem !important;
  font-weight: 700 !important;
  box-shadow: 0 4px 14px var(--accent-glow) !important;
}

.tool-col-output {
  display: flex;
  flex-direction: column;
  min-width: 0;
  flex: 1 1 0;
}

@media (max-width: 899px) {
  .tool-grid-3 {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: stretch;
  }
  .tool-col-actions {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    min-width: 0;
    padding: 0;
  }
  .tool-col-actions .btn {
    width: auto;
  }
  .tool-col-actions .opts {
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* Header bar above panels: Label on left, Line & char metadata on right (100% Symmetric) */
.output-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
  min-height: 28px;
}

.editor-meta-info {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 600;
}

/* ==========================================================================
   FLOATING FIND BAR (Appears ONLY on Ctrl+F / Cmd+F inside Output Area)
   ========================================================================== */

.floating-find-bar {
  position: absolute;
  top: 10px;
  right: 14px;
  z-index: 30;
  display: none;
  align-items: center;
  gap: 6px;
  background: #ffffff;
  border: 1px solid #94a3b8;
  border-radius: var(--radius-md);
  padding: 4px 8px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.16);
  animation: findSlideIn 0.12s ease-out;
}

.floating-find-bar.visible {
  display: flex !important;
}

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

.find-input-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 4px;
}

.find-icon {
  color: var(--muted);
}

.find-input {
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  padding: 3px 6px !important;
  font-size: 0.85rem !important;
  font-family: var(--font-sans) !important;
  width: 170px !important;
  color: #0f172a !important;
  outline: none !important;
  height: auto !important;
  min-height: 0 !important;
  max-height: none !important;
}

.find-input::placeholder {
  color: #94a3b8 !important;
}

.find-count {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
  padding: 0 4px;
}

.find-count.empty {
  color: var(--err);
}

.find-nav-btns {
  display: flex;
  align-items: center;
  gap: 2px;
  border-left: 1px solid #e2e8f0;
  padding-left: 6px;
  margin-left: 4px;
}

.find-btn {
  background: transparent;
  border: none;
  color: #64748b;
  padding: 3px 7px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.85rem;
  line-height: 1;
  transition: all 0.1s ease;
}

.find-btn:hover {
  background: #f1f5f9;
  color: #0f172a;
}

/* Matches highlighting in text */
mark.find-match {
  background: var(--mark-bg);
  color: var(--mark-ink);
  border-radius: 2px;
  padding: 0 2px;
}

mark.find-match.current {
  background: var(--mark-current-bg);
  color: var(--mark-current-ink);
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

/* ==========================================================================
   CODE EDITOR BOX WITH LINE NUMBERS GUTTER (Input & Output Symmetric)
   ========================================================================== */

.code-editor-box {
  display: flex !important;
  width: 100% !important;
  height: var(--editor-height) !important;
  min-height: var(--editor-height) !important;
  max-height: var(--editor-height) !important;
  background-color: var(--editor-bg) !important;
  border: 1px solid var(--editor-border) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04) !important;
  overflow: hidden !important;
  position: relative !important;
  box-sizing: border-box !important;
}

.code-editor-box:focus-within {
  border-color: var(--editor-border-focus) !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18) !important;
}

.line-numbers-gutter {
  width: 44px !important;
  min-width: 44px !important;
  max-width: 44px !important;
  background-color: var(--gutter-bg) !important;
  border-right: 1px solid var(--gutter-border) !important;
  padding: 14px 6px 14px 0 !important;
  font-family: var(--font-mono) !important;
  font-size: 0.84rem !important;
  line-height: 1.55 !important;
  color: var(--gutter-ink) !important;
  text-align: right !important;
  user-select: none !important;
  pointer-events: none !important;
  overflow: hidden !important;
  box-sizing: border-box !important;
  display: flex !important;
  flex-direction: column !important;
}

.line-numbers-gutter .line-num {
  display: block !important;
  height: 1.55em !important;
  line-height: 1.55em !important;
  padding-right: 6px !important;
}

/* Tous les textareas, pre.output et div.output dans le wrapper */
.code-editor-box textarea,
.code-editor-box pre.output,
.code-editor-box div.output {
  flex: 1 1 0 !important;
  width: 100% !important;
  height: 100% !important;
  min-height: 100% !important;
  max-height: 100% !important;
  background-color: transparent !important;
  color: var(--editor-ink) !important;
  border: none !important;
  border-radius: 0 !important;
  padding: 14px 14px !important;
  font-family: var(--font-mono) !important;
  font-size: 0.88rem !important;
  line-height: 1.55 !important;
  box-sizing: border-box !important;
  box-shadow: none !important;
  overflow-y: auto !important;
  overflow-x: auto !important;
  resize: none !important;
  tab-size: 2;
  margin: 0 !important;
  outline: none !important;
}

/* Fallback si non-wrappé */
textarea:not(.code-editor-box textarea),
pre.output:not(.code-editor-box pre.output),
div.output:not(.code-editor-box div.output) {
  width: 100% !important;
  height: var(--editor-height) !important;
  min-height: var(--editor-height) !important;
  max-height: var(--editor-height) !important;
  background-color: var(--editor-bg) !important;
  color: var(--editor-ink) !important;
  border: 1px solid var(--editor-border) !important;
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.55;
  box-sizing: border-box;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  overflow-y: auto !important;
  overflow-x: auto !important;
  resize: none !important;
  tab-size: 2;
  margin: 0;
}

textarea {
  white-space: pre !important;
  word-wrap: normal !important;
  overflow-wrap: normal !important;
}

pre.output {
  white-space: pre-wrap !important;
  word-break: break-word !important;
}

div.output {
  white-space: normal;
}

/* Inputs standard */
input[type="text"]:not(.find-input):not(#tool-search),
input[type="number"],
select {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  background-color: var(--editor-bg) !important;
  color: var(--editor-ink) !important;
  border: 1px solid var(--editor-border) !important;
  border-radius: var(--radius-md);
  padding: 10px 12px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

textarea::placeholder,
input::placeholder {
  color: var(--editor-placeholder) !important;
  opacity: 1;
}

input:focus,
select:focus {
  outline: none !important;
  border-color: var(--editor-border-focus) !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.18) !important;
}

/* Buttons */
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface-hover);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  color: var(--ink);
  padding: 9px 16px;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.btn:hover {
  background: var(--surface-border);
  border-color: var(--accent);
  color: var(--ink);
  transform: translateY(-1px);
}

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

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

.btn.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 4px 14px var(--accent-glow);
}

/* Status & Options */
.status {
  margin-top: 14px;
  font-size: 0.88rem;
  font-weight: 600;
  min-height: 1.5em;
  display: flex;
  align-items: center;
  gap: 6px;
}

.status.ok {
  color: var(--ok);
}

.status.err {
  color: var(--err);
}

.status.info {
  color: var(--muted);
}

.opts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 12px 0;
  align-items: center;
}

.opts label {
  font-weight: 500;
  font-size: 0.86rem;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  color: var(--ink-secondary);
}

.opts select,
.opts input {
  width: auto;
  padding: 6px 10px;
}

table.data {
  border-collapse: collapse;
  width: 100%;
  font-size: 0.88rem;
  margin-top: 4px;
  background: #ffffff;
  color: #0f172a;
  border-radius: var(--radius-sm);
}

table.data th,
table.data td {
  border: 1px solid #e2e8f0;
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

table.data th {
  background: #f8fafc;
  color: #0f172a;
  font-weight: 700;
  position: sticky;
  top: 0;
}

table.data td.k {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 600;
  white-space: nowrap;
}

.match {
  background: rgba(234, 179, 8, 0.25);
  border-bottom: 2px solid #eab308;
  border-radius: 2px;
  padding: 0 2px;
}

.kv {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 8px 16px;
  font-size: 0.9rem;
}

.kv dt {
  font-weight: 600;
  color: var(--muted);
}

.kv dd {
  margin: 0;
  font-family: var(--font-mono);
  word-break: break-all;
  color: var(--ink);
}

/* ==========================================================================
   Tool SEO Article & Documentation (AFTER the Tool)
   ========================================================================== */

.tool-seo-article {
  margin-top: 48px;
  border-top: 1px solid var(--surface-border);
  padding-top: 36px;
}

.section-title-wrap {
  margin-bottom: 16px;
}

.section-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-text);
  display: inline-block;
  margin-bottom: 4px;
}

.tool-seo-article h2 {
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 10px;
  color: var(--ink);
}

.tool-definition-section {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 32px;
}

.prose-content {
  color: var(--ink-secondary);
  font-size: 0.98rem;
  line-height: 1.7;
}

.prose-content p {
  margin: 0 0 14px;
}

.prose-content p:last-child {
  margin-bottom: 0;
}

.prose-content strong {
  color: var(--ink);
}

/* How to Guide */
.howto-section {
  margin-bottom: 32px;
}

.howto-steps {
  list-style: none;
  counter-reset: step-counter;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.howto-step {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
}

.howto-step::before {
  counter-increment: step-counter;
  content: counter(step-counter);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-text);
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.step-content {
  font-size: 0.95rem;
  color: var(--ink-secondary);
  line-height: 1.55;
  padding-top: 2px;
}

/* FAQ Accordion */
.faq-section {
  margin-bottom: 36px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 0;
  transition: all 0.15s ease;
  overflow: hidden;
}

.faq-card[open] {
  border-color: var(--accent);
}

.faq-card summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--ink);
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.faq-card summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--accent-text);
  font-weight: 400;
  transition: transform 0.2s ease;
}

.faq-card[open] .faq-icon {
  transform: rotate(45deg);
}

.faq-a {
  padding: 0 18px 16px;
  color: var(--ink-secondary);
  font-size: 0.92rem;
  line-height: 1.65;
  border-top: 1px solid var(--surface-border);
  margin-top: 0;
  padding-top: 14px;
}

.faq-a p {
  margin: 0;
}

/* Related section */
.related-section {
  margin-top: 40px;
}

/* SEO Features Section on Home */
.seo-feature-section {
  margin-top: 50px;
  border-top: 1px solid var(--surface-border);
  padding-top: 40px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 24px;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--ink);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.55;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--bg-subtle);
  border-top: 1px solid var(--surface-border);
  padding: 48px 0 32px;
  font-size: 0.88rem;
  color: var(--muted);
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin-bottom: 36px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--surface-border);
}

.footer-col h3 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  margin: 0 0 14px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: var(--muted);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.footer-col a:hover {
  color: var(--accent-text);
  text-decoration: none;
}

.f-count {
  font-size: 0.75rem;
  color: var(--line-strong);
}

.f-badge {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-secondary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-brand strong {
  color: var(--ink);
}

.footer-brand p {
  margin: 4px 0;
}

.footer-privacy {
  font-size: 0.82rem;
}

.footer-copy {
  margin: 0;
  font-size: 0.82rem;
}

/* ==========================================================================
   Toast Notification Popup
   ========================================================================== */

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 150;
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

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

/* 404 */
.notfound-card {
  text-align: center;
  padding: 60px 20px;
  max-width: 500px;
  margin: 0 auto;
}

.notfound-code {
  font-size: 4.5rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--accent-text);
  line-height: 1;
  display: block;
  margin-bottom: 8px;
}