/*!
 * NoCSS v0.1.0
 * A revolutionary CSS framework that styles HTML based on structure, not classes
 *
 * Copyright (c) 2025
 * Licensed under MIT
 *
 * Mobile-first | Semantic HTML | Zero classes | Intelligent selectors
 */

/* ==========================================================================
   Core - Fondations
   ========================================================================== */

/* ==========================================================================
   NoCSS Variables
   Design system moderne et minimaliste
   ========================================================================== */

:root {
  /* Typography - System Font Stack (Sans-serif multi-plateforme) */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans", sans-serif,
               "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol",
               "Noto Color Emoji";

  /* Font Sizes - Scale harmonique */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  --text-5xl: 3rem;        /* 48px */

  /* Line Heights */
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;

  /* Font Weights */
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;

  /* Spacing - Harmonic scale (4px base) */
  --space-1: 0.25rem;      /* 4px */
  --space-2: 0.5rem;       /* 8px */
  --space-3: 0.75rem;      /* 12px */
  --space-4: 1rem;         /* 16px */
  --space-5: 1.25rem;      /* 20px */
  --space-6: 1.5rem;       /* 24px */
  --space-8: 2rem;         /* 32px */
  --space-10: 2.5rem;      /* 40px */
  --space-12: 3rem;        /* 48px */
  --space-16: 4rem;        /* 64px */
  --space-20: 5rem;        /* 80px */
  --space-24: 6rem;        /* 96px */

  /* Colors - Modern palette minimaliste */

  /* Neutrals */
  --color-white: #ffffff;
  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2937;
  --color-gray-900: #111827;
  --color-black: #000000;

  /* Primary - Bleu moderne */
  --color-primary-50: #eff6ff;
  --color-primary-100: #dbeafe;
  --color-primary-200: #bfdbfe;
  --color-primary-300: #93c5fd;
  --color-primary-400: #60a5fa;
  --color-primary-500: #3b82f6;
  --color-primary-600: #2563eb;
  --color-primary-700: #1d4ed8;
  --color-primary-800: #1e40af;
  --color-primary-900: #1e3a8a;

  /* Success - Vert */
  --color-success-500: #10b981;
  --color-success-600: #059669;
  --color-success-700: #047857;

  /* Warning - Orange */
  --color-warning-500: #f59e0b;
  --color-warning-600: #d97706;
  --color-warning-700: #b45309;

  /* Error - Rouge */
  --color-error-500: #ef4444;
  --color-error-600: #dc2626;
  --color-error-700: #b91c1c;

  /* Semantic Colors */
  --color-text: var(--color-gray-900);
  --color-text-secondary: var(--color-gray-600);
  --color-text-tertiary: var(--color-gray-500);
  --color-background: var(--color-white);
  --color-background-secondary: var(--color-gray-50);
  --color-border: var(--color-gray-200);
  --color-border-hover: var(--color-gray-300);

  /* Border Radius */
  --radius-sm: 0.25rem;    /* 4px */
  --radius-base: 0.375rem; /* 6px */
  --radius-md: 0.5rem;     /* 8px */
  --radius-lg: 0.75rem;    /* 12px */
  --radius-xl: 1rem;       /* 16px */
  --radius-full: 9999px;

  /* Shadows - Modern soft shadows */
  --shadow-xs: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-sm: 0 2px 8px 0 rgb(0 0 0 / 0.08);
  --shadow-md: 0 4px 12px 0 rgb(0 0 0 / 0.1);
  --shadow-lg: 0 8px 24px 0 rgb(0 0 0 / 0.12);
  --shadow-xl: 0 12px 32px 0 rgb(0 0 0 / 0.15);
  --shadow-card: 0 2px 8px 0 rgb(0 0 0 / 0.08), 0 0 1px 0 rgb(0 0 0 / 0.04);
  --shadow-card-hover: 0 8px 24px 0 rgb(0 0 0 / 0.12), 0 0 1px 0 rgb(0 0 0 / 0.04);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 200ms ease-in-out;
  --transition-slow: 300ms ease-in-out;

  /* Z-index layers */
  --z-base: 0;
  --z-dropdown: 1000;
  --z-sticky: 1100;
  --z-fixed: 1200;
  --z-modal-backdrop: 1300;
  --z-modal: 1400;
  --z-popover: 1500;
  --z-tooltip: 1600;

  /* Breakpoints (for reference dans media queries) */
  /* Mobile: < 640px (default) */
  /* Tablet: >= 768px */
  /* Desktop: >= 1024px */
  /* Wide: >= 1280px */
}

/* ==========================================================================
   NoCSS Reset
   Reset moderne pour un départ propre
   ========================================================================== */

/* Box sizing */

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

/* Reset marges et paddings */

* {
  margin: 0;
  padding: 0;
}

/* Amélioration du rendu des polices */

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

/* Configuration de base */

html,
body {
  height: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-background);
}

/* Media par défaut */

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Formulaires */

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

/* Boutons */

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

/* Liens */

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

/* Listes */

ul,
ol {
  list-style: none;
}

/* Tables */

table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* Éviter le débordement de texte */

p,
h1,
h2,
h3,
h4,
h5,
h6 {
  overflow-wrap: break-word;
}

/* Focus visible pour l'accessibilité */

:focus-visible {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 2px;
}

/* Suppression du outline par défaut */

:focus:not(:focus-visible) {
  outline: none;
}

/* Amélioration de la sélection de texte */

::-moz-selection {
  background-color: var(--color-primary-100);
  color: var(--color-primary-900);
}

::selection {
  background-color: var(--color-primary-100);
  color: var(--color-primary-900);
}

/* Scrollbar moderne (Webkit) */

::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--color-gray-300);
  border-radius: var(--radius-full);
  border: 3px solid var(--color-gray-100);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-400);
}

/* ==========================================================================
   Theme Overrides - Support manuel des thèmes
   ========================================================================== */

/* Thème Light forcé */

html.theme-light {
  color-scheme: light;
  --color-text: var(--color-gray-900);
  --color-text-secondary: var(--color-gray-600);
  --color-text-tertiary: var(--color-gray-500);
  --color-background: var(--color-white);
  --color-background-secondary: var(--color-gray-50);
  --color-border: var(--color-gray-200);
  --color-border-hover: var(--color-gray-300);
}

/* Thème Dark forcé - True Black pour OLED/QLED */

html.theme-dark {
  color-scheme: dark;
  --color-text: var(--color-gray-50);
  --color-text-secondary: var(--color-gray-400);
  --color-text-tertiary: var(--color-gray-500);
  --color-background: #000000;
  --color-background-secondary: #0a0a0a;
  --color-border: #1a1a1a;
  --color-border-hover: var(--color-gray-600);
}

html.theme-dark ::-webkit-scrollbar-track {
  background: #0a0a0a;
}

html.theme-dark ::-webkit-scrollbar-thumb {
  background: #2a2a2a;
  border-color: #0a0a0a;
}

html.theme-dark ::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-500);
}

/* Thème Auto - suit les préférences système (True Black pour OLED/QLED) */

@media (prefers-color-scheme: dark) {
  html.theme-auto {
    color-scheme: dark;
    --color-text: var(--color-gray-50);
    --color-text-secondary: var(--color-gray-400);
    --color-text-tertiary: var(--color-gray-500);
    --color-background: #000000;
    --color-background-secondary: #0a0a0a;
    --color-border: #1a1a1a;
    --color-border-hover: var(--color-gray-600);
  }

  html.theme-auto ::-webkit-scrollbar-track {
    background: #0a0a0a;
  }

  html.theme-auto ::-webkit-scrollbar-thumb {
    background: #2a2a2a;
    border-color: #0a0a0a;
  }

  html.theme-auto ::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
  }
}

/* Support du mode sombre (legacy - pour compatibilité sans JS) */

@media (prefers-color-scheme: dark) {
  :root {
    --color-text: var(--color-gray-50);
    --color-text-secondary: var(--color-gray-400);
    --color-text-tertiary: var(--color-gray-500);
    --color-background: var(--color-gray-900);
    --color-background-secondary: var(--color-gray-800);
    --color-border: var(--color-gray-700);
    --color-border-hover: var(--color-gray-600);
  }

  ::-webkit-scrollbar-track {
    background: var(--color-gray-800);
  }

  ::-webkit-scrollbar-thumb {
    background: var(--color-gray-600);
    border-color: var(--color-gray-800);
  }

  ::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
  }
}

/* ==========================================================================
   NoCSS Typography
   Système de typographie avec hiérarchie automatique
   ========================================================================== */

/* Headings - Hiérarchie visuelle claire */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: var(--font-bold);
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

h1 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-6);
  word-wrap: break-word;
  overflow-wrap: break-word;
  hyphens: none;
}

h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-5);
}

h3 {
  font-size: var(--text-xl);
}

h4 {
  font-size: var(--text-lg);
}

h5 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
}

h6 {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-secondary);
}

/* Desktop - Single breakpoint at 768px */

@media (min-width: 768px) {
  h1 {
    font-size: var(--text-5xl);
  }

  h2 {
    font-size: var(--text-4xl);
  }

  h3 {
    font-size: var(--text-2xl);
  }

  h4 {
    font-size: var(--text-xl);
  }
}

/* Paragraphes */

p {
  margin-bottom: var(--space-4);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
}

/* Paragraphe lead (premier paragraphe) */

p:first-of-type {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
}

/* Listes */

ul,
ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

ul {
  list-style: disc;
}

ol {
  list-style: decimal;
}

li {
  margin-bottom: var(--space-2);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
}

/* Nested lists */

li > ul,
li > ol {
  margin-top: var(--space-2);
  margin-bottom: var(--space-2);
}

ul ul {
  list-style: circle;
}

ul ul ul {
  list-style: square;
}

/* Blockquote */

blockquote {
  margin: var(--space-6) 0;
  padding-left: var(--space-6);
  border-left: 4px solid var(--color-primary-500);
  font-style: italic;
  color: var(--color-text-secondary);
}

blockquote p {
  margin-bottom: var(--space-2);
}

blockquote p:last-child {
  margin-bottom: 0;
}

/* Citation */

blockquote cite {
  display: block;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  font-style: normal;
  color: var(--color-text-tertiary);
}

blockquote cite::before {
  content: "— ";
}

/* Code inline */

code {
  padding: var(--space-1) var(--space-2);
  background-color: var(--color-gray-100);
  border-radius: var(--radius-sm);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Monaco, Consolas,
               "Liberation Mono", "Courier New", monospace;
  font-size: 0.9em;
  color: var(--color-primary-700);
}

/* Bloc de code */

pre {
  margin: var(--space-4) 0;
  padding: var(--space-4);
  background-color: var(--color-gray-900);
  border-radius: var(--radius-md);
  overflow-x: auto;
  color: var(--color-gray-100);
}

pre code {
  padding: 0;
  background: none;
  color: inherit;
  font-size: var(--text-sm);
}

/* Texte fort */

strong,
b {
  font-weight: var(--font-bold);
}

/* Texte em */

em,
i {
  font-style: italic;
}

/* Petit texte */

small {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* Mark/Highlight */

mark {
  background-color: var(--color-warning-100);
  color: var(--color-text);
  padding: 0 var(--space-1);
}

/* Abbr */

abbr[title] {
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted;
  cursor: help;
}

/* Horizontal separator */

hr {
  margin: var(--space-8) 0;
  border: none;
  border-top: 1px solid var(--color-border);
}

/* Mode sombre */

@media (prefers-color-scheme: dark) {
  code {
    background-color: var(--color-gray-800);
    color: var(--color-primary-300);
  }

  pre {
    background-color: var(--color-black);
  }

  mark {
    background-color: var(--color-warning-900);
    color: var(--color-warning-100);
  }
}

/* ==========================================================================
   Components - Composants principaux
   ========================================================================== */

/* ==========================================================================
   NoCSS Forms
   Formulaires intelligents avec sélecteurs contextuels
   ========================================================================== */

/* Form container */

form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 100%;
}

/* Labels */

label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

/* Inputs de base */

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="url"],
input[type="search"],
input[type="number"],
input[type="date"],
input[type="time"],
input[type="datetime-local"],
textarea,
select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

/* Focus sur les inputs */

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="search"]:focus,
input[type="number"]:focus,
input[type="date"]:focus,
input[type="time"]:focus,
input[type="datetime-local"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px var(--color-primary-100);
}

/* Hover sur les inputs */

input[type="text"]:hover,
input[type="email"]:hover,
input[type="password"]:hover,
input[type="tel"]:hover,
input[type="url"]:hover,
input[type="search"]:hover,
input[type="number"]:hover,
input[type="date"]:hover,
input[type="time"]:hover,
input[type="datetime-local"]:hover,
textarea:hover,
select:hover {
  border-color: var(--color-border-hover);
}

/* Disabled state */

input:disabled,
textarea:disabled,
select:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background-color: var(--color-gray-100);
}

/* Textarea spécifique */

textarea {
  min-height: 120px;
  resize: vertical;
}

/* Select */

select {
  cursor: pointer;
  -webkit-appearance: none;
     -moz-appearance: none;
          appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-10);
}

/* Checkboxes et Radio */

input[type="checkbox"],
input[type="radio"] {
  width: var(--space-5);
  height: var(--space-5);
  margin-right: var(--space-2);
  cursor: pointer;
  accent-color: var(--color-primary-500);
}

/* Label avec checkbox/radio (inline) */

label:has(input[type="checkbox"]),
label:has(input[type="radio"]) {
  display: flex;
  align-items: center;
  cursor: pointer;
  margin-bottom: 0;
}

/* Buttons */

button,
input[type="submit"],
input[type="button"],
input[type="reset"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: 1;
  color: var(--color-white);
  background-color: var(--color-primary-600);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
}

button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
  background-color: var(--color-primary-700);
}

button:active,
input[type="submit"]:active,
input[type="button"]:active {
  transform: scale(0.98);
}

button:disabled,
input[type="submit"]:disabled,
input[type="button"]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Button avec icône (SVG, IMG) */

button:has(svg),
button:has(img) {
  gap: var(--space-2);
}

button svg,
button img {
  width: var(--space-5);
  height: var(--space-5);
}

/* Button reset (style secondaire) */

input[type="reset"] {
  background-color: var(--color-gray-200);
  color: var(--color-text);
}

input[type="reset"]:hover {
  background-color: var(--color-gray-300);
}

/* Button variants based on position */

/* First button = Primary (default styling above) */

/* Secondary buttons (2nd and beyond) */

button:nth-of-type(n+2),
input[type="button"]:nth-of-type(n+2),
div button:nth-of-type(n+2),
form button:nth-of-type(n+2) {
  background-color: var(--color-gray-600);
  color: var(--color-white);
}

button:nth-of-type(n+2):hover,
input[type="button"]:nth-of-type(n+2):hover,
div button:nth-of-type(n+2):hover,
form button:nth-of-type(n+2):hover {
  background-color: var(--color-gray-700);
}

/* Tertiary buttons (last in group of 3+) - outline style */

button:nth-of-type(n+3):last-of-type,
div button:nth-of-type(n+3):last-of-type,
form button:nth-of-type(n+3):last-of-type {
  background-color: transparent;
  color: var(--color-primary-600);
  border: 2px solid var(--color-primary-600);
}

button:nth-of-type(n+3):last-of-type:hover,
div button:nth-of-type(n+3):last-of-type:hover,
form button:nth-of-type(n+3):last-of-type:hover {
  background-color: var(--color-primary-50);
  border-color: var(--color-primary-700);
  color: var(--color-primary-700);
}

/* Contexte : Label suivi d'Input (pattern classique) */

label + input[type="text"],
label + input[type="email"],
label + input[type="password"],
label + input[type="tel"],
label + input[type="url"],
label + input[type="search"],
label + input[type="number"],
label + input[type="date"],
label + input[type="time"],
label + input[type="datetime-local"],
label + textarea,
label + select {
  margin-top: 0;
}

/* Contexte : Input group (label + input dans un div) */

div:has(> label + input),
div:has(> label + textarea),
div:has(> label + select) {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Contexte : Form avec plusieurs champs */

form > div {
  display: flex;
  flex-direction: column;
}

/* Contexte : Groupe de boutons côte à côte */

form > div:has(button):has(button + button),
div:has(button):has(button + button) {
  flex-direction: row;
  gap: var(--space-3);
}

/* Contexte : Input avec span (message d'aide) */

input + span,
textarea + span,
select + span {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* Validation : États d'erreur */

input:invalid,
textarea:invalid,
select:invalid {
  border-color: var(--color-error-500);
}

input:invalid:focus,
textarea:invalid:focus,
select:invalid:focus {
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Message d'erreur après input invalide */

input:invalid + span,
textarea:invalid + span,
select:invalid + span {
  color: var(--color-error-600);
}

/* Search input spécifique */

input[type="search"] {
  padding-left: var(--space-10);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: var(--space-3) center;
}

/* Fieldset et legend */

fieldset {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

legend {
  padding: 0 var(--space-2);
  font-weight: var(--font-semibold);
  color: var(--color-text);
}

/* Responsive - Tablet et plus */

@media (min-width: 768px) {
  /* Formulaire avec layout horizontal sur tablet+ */
  form.horizontal,
  form:has(> div > label):has(> div > input) {
    max-width: 600px;
  }

  /* Inputs plus grands sur desktop */
  button,
  input[type="submit"],
  input[type="button"] {
    padding: var(--space-3) var(--space-8);
  }
}

/* Mode sombre */

@media (prefers-color-scheme: dark) {
  input:disabled,
  textarea:disabled,
  select:disabled {
    background-color: var(--color-gray-800);
  }

  input[type="reset"] {
    background-color: var(--color-gray-700);
  }

  input[type="reset"]:hover {
    background-color: var(--color-gray-600);
  }
}

/* ==========================================================================
   NoCSS Navigation
   Composants de navigation adaptatifs
   ========================================================================== */

/* Nav principal */

nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  flex-wrap: nowrap;
  position: relative;
}

/* Nav avec ul > li (menu horizontal) */

nav ul {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
  margin: 0;
  flex-grow: 1;
  justify-content: center;
}

nav li {
  margin: 0;
}

/* Liens de navigation */

nav a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-base);
  transition: color var(--transition-fast),
              background-color var(--transition-fast);
}

nav a:hover {
  color: var(--color-primary-600);
  background-color: var(--color-primary-50);
}

/* Lien actif */

nav a[aria-current="page"],
nav a.active {
  color: var(--color-primary-600);
  font-weight: var(--font-semibold);
}

/* Nav avec logo (premier enfant) */

nav > a:first-child,
nav > div:first-child {
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-text);
  flex-shrink: 0;
}

nav > a:first-child:hover {
  background-color: transparent;
}

/* Nav avec icône dans les liens */

nav a svg,
nav a img {
  width: var(--space-4);
  height: var(--space-4);
}

/* Menu vertical (nav dans aside uniquement) */

aside nav:has(> a:not(:only-child)) {
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-1);
  padding: var(--space-4);
}

aside nav:has(> a:not(:only-child)) > a {
  width: 100%;
  justify-content: flex-start;
}

/* Breadcrumb (nav avec ol) */

nav:has(ol) {
  padding: var(--space-3) 0;
  background-color: transparent;
  border-bottom: none;
}

nav ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding: 0;
  margin: 0;
  list-style: none;
}

nav ol li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

nav ol li::after {
  content: "/";
  color: var(--color-text-tertiary);
}

nav ol li:last-child::after {
  content: none;
}

nav ol li:last-child {
  color: var(--color-text);
  font-weight: var(--font-medium);
}

nav ol a {
  color: var(--color-primary-600);
  text-decoration: none;
  padding: 0;
}

nav ol a:hover {
  text-decoration: underline;
  background-color: transparent;
}

/* Dropdown menu (nav ul li ul) */

nav ul li {
  position: relative;
}

nav ul li ul {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  flex-direction: column;
  min-width: 200px;
  padding: var(--space-2);
  margin-top: var(--space-2);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
}

nav ul li:hover > ul,
nav ul li:focus-within > ul {
  display: flex;
}

/* Pont invisible pour éviter mouseout lors du passage vers le dropdown */

nav ul li:hover::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: var(--space-2);
  pointer-events: auto;
}

nav ul li ul li {
  width: 100%;
}

nav ul li ul a {
  width: 100%;
  justify-content: flex-start;
}

/* Menu mobile - Hamburger pattern */

/* Bouton hamburger - caché par défaut, visible sur mobile */

nav > button:not([data-theme]) {
  display: none;
  padding: var(--space-2);
  background: none;
  color: var(--color-text);
  flex-shrink: 0;
}

nav > button:not([data-theme]) svg {
  width: var(--space-6);
  height: var(--space-6);
}

/* Mobile - afficher le hamburger et cacher le menu */

@media (max-width: 767px) {
  body > header:first-child nav {
    flex-wrap: nowrap;
  }

  /* Logo reste à gauche */
  body > header:first-child nav > a:first-child {
    flex-shrink: 0;
  }

  /* Menu caché par défaut sur mobile */
  body > header:first-child nav ul {
    display: none;
    position: fixed;
    top: 73px;
    left: 0;
    right: 0;
    background-color: var(--color-background);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-4);
    z-index: 1000;
    box-shadow: var(--shadow-lg);
  }

  /* Révéler le menu quand .open est ajouté via JS */
  body > header:first-child nav.open ul {
    display: flex;
  }

  /* Les dropdowns en mode mobile */
  body > header:first-child nav ul li ul {
    position: static;
    box-shadow: none;
    border: none;
    border-left: 2px solid var(--color-border);
    margin-left: var(--space-4);
    margin-top: var(--space-2);
  }

  /* Theme switcher garde margin-left auto pour rester à droite */
  body > header:first-child nav [data-theme-switcher] {
    flex-shrink: 0;
  }

  /* Afficher le bouton hamburger sur mobile */
  body > header:first-child nav > button:not([data-theme]) {
    display: flex;
    flex-shrink: 0;
    margin-left: var(--space-2);
    order: 10;
  }
}

/* Sidebar navigation (aside nav) */

aside nav {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-1);
  padding: var(--space-4);
}

/* Liens directs dans aside nav (sans ul) */

aside nav > a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  border-radius: var(--radius-base);
  transition: all var(--transition-fast);
  width: 100%;
}

aside nav > a:hover {
  background-color: var(--color-primary-50);
  color: var(--color-primary-600);
}

/* Lien actif dans sidebar */

aside nav > a[aria-current="page"],
aside nav > a[aria-current="location"] {
  background-color: var(--color-primary-50);
  color: var(--color-primary-600);
  font-weight: var(--font-semibold);
}

/* Si la sidebar utilise des ul */

aside nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: 0;
  margin: 0;
  width: 100%;
}

aside nav ul a {
  width: 100%;
  justify-content: flex-start;
}

/* Tabs navigation */

nav[role="tablist"] {
  border-bottom: 2px solid var(--color-border);
  gap: 0;
  padding: 0;
}

nav[role="tablist"] a {
  position: relative;
  padding: var(--space-3) var(--space-4);
  border-radius: 0;
  background: none;
}

nav[role="tablist"] a:hover {
  background-color: var(--color-gray-50);
}

nav[role="tablist"] a[aria-selected="true"],
nav[role="tablist"] a.active {
  color: var(--color-primary-600);
}

nav[role="tablist"] a[aria-selected="true"]::after,
nav[role="tablist"] a.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary-600);
}

/* Desktop - Single breakpoint at 768px */

@media (min-width: 768px) {
  nav {
    padding: var(--space-4) var(--space-8);
  }

  nav a {
    font-size: var(--text-base);
  }

  nav ul {
    gap: var(--space-4);
  }
}

/* Mode sombre - auto */

@media (prefers-color-scheme: dark) {
  html.theme-auto nav a,
  nav a {
    color: var(--color-gray-400);
  }

  html.theme-auto nav a:hover,
  nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
  }

  html.theme-auto nav a[aria-current="page"],
  html.theme-auto nav a.active,
  nav a[aria-current="page"],
  nav a.active {
    color: var(--color-white);
  }

  html.theme-auto nav ul li ul,
  nav ul li ul {
    background-color: #0a0a0a;
    box-shadow: var(--shadow-xl);
  }

  html.theme-auto nav[role="tablist"] a:hover,
  nav[role="tablist"] a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
  }
}

/* Mode sombre - forcé */

html.theme-dark nav a {
  color: var(--color-gray-400);
}

html.theme-dark nav a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

html.theme-dark nav a[aria-current="page"],
html.theme-dark nav a.active {
  color: var(--color-white);
}

html.theme-dark nav ul li ul {
  background-color: #0a0a0a;
  box-shadow: var(--shadow-xl);
}

html.theme-dark nav[role="tablist"] a:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

/* ==========================================================================
   Theme Switcher - Boutons de changement de thème
   ========================================================================== */

/* Positionnement dans nav */

nav [data-theme-switcher] {
  flex-shrink: 0;
  margin-left: auto;
}

/* Styles du conteneur theme switcher */

[data-theme-switcher] {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1);
  background-color: var(--color-background-secondary);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}

[data-theme-switcher] button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: var(--space-2);
  background-color: transparent;
  border: none;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background-color var(--transition-fast),
              color var(--transition-fast),
              transform var(--transition-fast);
}

[data-theme-switcher] button:hover {
  background-color: var(--color-gray-200);
  color: var(--color-text);
}

[data-theme-switcher] button[aria-pressed="true"] {
  background-color: var(--color-primary-600);
  color: var(--color-white);
}

[data-theme-switcher] button:active {
  transform: scale(0.95);
}

[data-theme-switcher] button svg {
  width: 20px;
  height: 20px;
}

/* Mode sombre pour theme switcher */

@media (prefers-color-scheme: dark) {
  [data-theme-switcher] button:hover {
    background-color: var(--color-gray-700);
  }
}

html.theme-dark [data-theme-switcher] button:hover {
  background-color: var(--color-gray-700);
}

/* ==========================================================================
   NoCSS Containers & Cards
   Smart and adaptive containers
   ========================================================================== */

/* Main container */

main {
  max-width: 100%;
  padding: var(--space-4);
  margin: 0 auto;
}

@media (min-width: 768px) {
  main {
    padding: var(--space-8);
    max-width: 1280px;
  }
}

/* ==========================================================================
   Global Page Layout - Header + Sidebar + Main + Footer
   ========================================================================== */

/* Body layout for pages with sidebar */

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  margin: 0;
}

/* Global sticky header at top */

body > header:first-child {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--color-background);
  padding: 0; /* Reset padding par défaut des headers de contenu */
}

/* Wrapper for sidebar + main content */

body > div:has(> aside + main) {
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  body > div:has(> aside + main) {
    grid-template-columns: 280px 1fr;
  }
}

/* Sidebar */

body > div > aside {
  background-color: var(--color-background);
  border-right: 1px solid var(--color-border);
  border-radius: 0;
  padding: 0;
  align-self: stretch; /* Prend toute la hauteur de la grille */
}

/* Mobile sidebar (drawer) */

@media (max-width: 767px) {
  body > div > aside {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: 280px;
    max-width: 85vw;
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    box-shadow: 2px 0 8px rgba(0, 0, 0, 0.1);
  }

  /* Sidebar positionnée à droite */
  body > div > aside[data-position="right"] {
    left: auto;
    right: 0;
    border-right: none;
    border-left: 1px solid var(--color-border);
    transform: translateX(100%);
    box-shadow: -2px 0 8px rgba(0, 0, 0, 0.1);
  }

  /* Sidebar ouverte */
  body > div > aside[data-open="true"] {
    transform: translateX(0);
  }

  /* Toggle button pour mobile sidebar */
  body > div > aside > button[data-sidebar-toggle] {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    padding: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    z-index: 1001;
  }

  body > div > aside[data-position="right"] > button[data-sidebar-toggle] {
    right: auto;
    left: 1rem;
  }
}

/* Desktop sidebar (comportement actuel) */

@media (min-width: 768px) {
  body > div > aside {
    position: sticky;
    top: 73px;
  }

  /* Masquer le toggle button sur desktop */
  body > div > aside > button[data-sidebar-toggle] {
    display: none;
  }
}

/* Backdrop pour mobile sidebar */

[data-sidebar-backdrop] {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s ease;
}

[data-sidebar-backdrop][data-open="true"] {
  display: block;
  opacity: 1;
}

@media (min-width: 768px) {
  [data-sidebar-backdrop] {
    display: none !important;
  }
}

/* Bouton pour ouvrir la sidebar sur mobile */

[data-sidebar-trigger] {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* Masquer le trigger button sur desktop si sidebar visible */

@media (min-width: 768px) {
  body > div:has(> aside + main) [data-sidebar-trigger] {
    display: none;
  }
}

/* Main content */

body > div > main {
  background-color: var(--color-background);
  max-width: none; /* Permet au main de s'étendre dans la grille */
  width: 100%; /* Prend toute la largeur disponible */
}

/* Footer at bottom of page */

body > footer {
  margin-top: auto;
}

/* Header */

header {
  padding: var(--space-6) var(--space-4);
  background-color: var(--color-background);
}

@media (min-width: 768px) {
  header {
    padding: var(--space-8) var(--space-6);
  }
}

/* Footer */

footer {
  margin-top: auto;
  padding: var(--space-8) var(--space-4);
  background-color: var(--color-background-secondary);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

/* Footer with multiple divs (sections) - horizontal layout on desktop */

footer:has(> div + div) {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  footer {
    padding: var(--space-10) var(--space-6);
  }

  footer:has(> div + div) {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }

  footer:has(> div + div) > div {
    flex: 1;
  }
}

/* Sections */

section {
  padding: var(--space-8) 0;
}

section + section {
  border-top: 1px solid var(--color-border);
}

/* Section avec background */

section:nth-child(even) {
  background-color: var(--color-background-secondary);
  margin-left: calc(var(--space-4) * -1);
  margin-right: calc(var(--space-4) * -1);
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

@media (min-width: 768px) {
  section:nth-child(even) {
    margin-left: calc(var(--space-6) * -1);
    margin-right: calc(var(--space-6) * -1);
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }
}

/* Articles (cards) */

article {
  padding: var(--space-6);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--transition-base),
              transform var(--transition-base);
  overflow: hidden;
}

article:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

/* Article avec header */

article > header {
  padding: 0;
  margin-bottom: var(--space-4);
  background: none;
}

article > header:last-child {
  margin-bottom: 0;
}

/* Article header - hiérarchie typographique */

article > header h3,
article > header h4 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin: 0 0 var(--space-1) 0;
  color: var(--color-text);
  line-height: var(--leading-tight);
}

article > header p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

/* Article avec footer */

article > footer {
  margin-top: var(--space-4);
  background: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--text-sm);
}

article > footer:only-child {
  margin-top: 0;
}

/* Article avec image cover */

article > img:first-child,
article > picture:first-child {
  width: 100%;
  border-radius: var(--radius-md);
  -o-object-fit: cover;
     object-fit: cover;
  aspect-ratio: 16 / 9;
  max-height: 280px;
  margin-bottom: var(--space-4);
}

/* Article avec image petite (thumbnail) */

article > img:last-child,
article > picture:last-child {
  margin-top: var(--space-4);
  border-radius: var(--radius-md);
  width: 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

/* List items with avatars */

ul > li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  list-style: none;
}

/* Avatar images in list items */

ul > li > img {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: var(--radius-full);
  aspect-ratio: 1;
  -o-object-fit: cover;
     object-fit: cover;
}

/* Content wrapper in list items with avatars */

ul > li > div {
  flex: 1;
  min-width: 0;
}

ul > li > div h4 {
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-text);
  margin: 0 0 var(--space-1) 0;
  line-height: var(--leading-tight);
}

ul > li > div p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Badge in list items with avatars */

ul > li > [data-badge] {
  margin-left: auto;
  flex-shrink: 0;
}

/* Remove default ul padding for avatar lists */

article > ul {
  padding: 0;
  margin: 0;
}

/* Stat cards */

article[data-type="stat"] {
  padding: var(--space-5);
  background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-background) 100%);
}

article[data-type="stat"] header {
  padding: 0;
  margin: 0;
  border: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

article[data-type="stat"] header h3,
article[data-type="stat"] header h4 {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

article[data-type="stat"] header p {
  font-size: var(--text-3xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  margin: 0;
  line-height: 1;
}

article[data-type="stat"] footer {
  margin: var(--space-3) 0 0;
  padding: 0;
  border: none;
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
}

/* Variantes de stat cards */

article[data-type="stat"][data-color="success"] {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, var(--color-background) 100%);
}

article[data-type="stat"][data-color="warning"] {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, var(--color-background) 100%);
}

article[data-type="stat"][data-color="error"] {
  background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, var(--color-background) 100%);
}

/* Liste d'items dans une card (article parent avec articles enfants) */

article:has(> article + article) {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
}

article:has(> article + article) > header {
  padding: var(--space-6);
  margin: 0;
  border-bottom: 1px solid var(--color-border);
}

article:has(> article + article) > header h2,
article:has(> article + article) > header h3 {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  margin: 0;
  color: var(--color-text);
}

article:has(> article + article) > article {
  border: none;
  border-radius: 0;
  box-shadow: none;
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
}

article:has(> article + article) > article:last-child {
  border-bottom: none;
}

article:has(> article + article) > article:hover {
  background-color: var(--color-background-secondary);
  transform: none;
  box-shadow: none;
}

/* Grid de cards (div avec plusieurs articles) */

div:has(> article + article) {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

/* Sections avec plusieurs articles - espacement vertical */

section:has(> article + article) {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  div:has(> article + article) {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Aside (sidebar) */

aside {
  padding: var(--space-6);
  background-color: var(--color-background-secondary);
  border-radius: var(--radius-lg);
}

/* Dialog (modal pattern) */

dialog {
  padding: var(--space-6);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  background-color: var(--color-background);
  max-width: 90vw;
  max-height: 90vh;
}

dialog::backdrop {
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}

dialog > header {
  padding: 0;
  margin-bottom: var(--space-6);
  background: none;
}

dialog > footer {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  background: none;
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
}

@media (min-width: 768px) {
  dialog {
    max-width: 600px;
  }
}

/* Details/Summary (accordéon) */

details {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-background);
}

details + details {
  margin-top: var(--space-2);
}

summary {
  cursor: pointer;
  font-weight: var(--font-semibold);
  color: var(--color-text);
  padding: var(--space-2);
  margin: calc(var(--space-2) * -1);
  list-style: none;
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
}

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

summary::before {
  content: "▶";
  display: inline-block;
  margin-right: var(--space-2);
  transition: transform var(--transition-fast);
}

details[open] summary::before {
  transform: rotate(90deg);
}

details[open] summary {
  margin-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-3);
}

/* Figure et figcaption */

figure {
  margin: var(--space-6) 0;
}

figure img {
  border-radius: var(--radius-md);
}

figcaption {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-align: center;
  font-style: italic;
}

/* Dividers visuels */

div:has(> section + section) > section {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}

/* Container centré */

div:has(> article:only-child) {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 50vh;
}

/* Mode sombre */

@media (prefers-color-scheme: dark) {
  article {
    box-shadow: none;
    border-color: var(--color-gray-700);
  }

  article:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-gray-600);
  }

  dialog {
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  }
}

/* ==========================================================================
   NoCSS Tabs
   Système de tabs style Chrome avec :target
   ========================================================================== */

/* Container de tabs */

[data-tabs] {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Navigation des tabs (style Chrome) */

[data-tabs] > nav {
  display: flex;
  gap: var(--space-1);
  padding: 0;
  background-color: var(--color-background-secondary);
  border-bottom: 2px solid var(--color-border);
  overflow-x: auto;
}

[data-tabs] > nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text-secondary);
  background-color: transparent;
  border: none;
  border-top-left-radius: var(--radius-md);
  border-top-right-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

[data-tabs] > nav a:hover {
  background-color: var(--color-gray-100);
  color: var(--color-text);
}

/* Tab active (détecté via :target sur le contenu) */

[data-tabs] > nav a[href="#preview"]:has(~ div [data-tab="preview"]:target),
[data-tabs] > nav a[href="#code"]:has(~ div [data-tab="code"]:target) {
  background-color: var(--color-background);
  color: var(--color-primary-600);
  font-weight: var(--font-semibold);
}

/* Méthode alternative : utiliser aria-selected */

[data-tabs] > nav a[aria-selected="true"] {
  background-color: var(--color-background);
  color: var(--color-primary-600);
  font-weight: var(--font-semibold);
  border-bottom: 2px solid var(--color-background);
  margin-bottom: -2px;
}

/* Container de contenu des tabs */

[data-tabs] > div {
  position: relative;
  background-color: var(--color-background);
  padding: var(--space-6);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* Panels de contenu - cachés par défaut */

[data-tabs] [data-tab] {
  display: none;
}

/* Panel actif via :target */

[data-tabs] [data-tab]:target {
  display: block;
}

/* Premier panel visible par défaut */

[data-tabs] [data-tab]:first-of-type {
  display: block;
}

[data-tabs] [data-tab]:first-of-type:target ~ [data-tab]:first-of-type {
  display: none;
}

/* Animation de transition */

[data-tabs] [data-tab]:target {
  animation: fadeIn 0.2s ease-in-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Tabs verticales (sidebar style) */

[data-tabs][data-orientation="vertical"] {
  flex-direction: row;
}

[data-tabs][data-orientation="vertical"] > nav {
  flex-direction: column;
  border-bottom: none;
  border-right: 2px solid var(--color-border);
  min-width: 200px;
}

[data-tabs][data-orientation="vertical"] > nav a {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  justify-content: flex-start;
}

[data-tabs][data-orientation="vertical"] > nav a[aria-selected="true"] {
  border-bottom: none;
  border-right: 2px solid var(--color-background);
  margin-bottom: 0;
  margin-right: -2px;
}

/* Tabs avec icônes */

[data-tabs] > nav a svg,
[data-tabs] > nav a img {
  width: var(--space-4);
  height: var(--space-4);
}

/* Badge dans tab */

[data-tabs] > nav a span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--space-5);
  padding: 0 var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  line-height: var(--space-4);
  color: var(--color-white);
  background-color: var(--color-error-500);
  border-radius: var(--radius-full);
}

/* Close button dans tab */

[data-tabs] > nav a button {
  padding: var(--space-1);
  margin: 0;
  margin-left: var(--space-1);
  background: none;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-text-tertiary);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

[data-tabs] > nav a:hover button {
  opacity: 1;
}

[data-tabs] > nav a button:hover {
  background-color: var(--color-gray-200);
  color: var(--color-text);
}

/* Responsive - Mobile */

@media (max-width: 767px) {
  [data-tabs] > nav {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  [data-tabs] > nav a {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
  }

  [data-tabs] > div {
    padding: var(--space-4);
  }
}

/* Mode sombre */

@media (prefers-color-scheme: dark) {
  [data-tabs] > nav {
    background-color: var(--color-gray-900);
  }

  [data-tabs] > nav a:hover {
    background-color: var(--color-gray-800);
  }

  [data-tabs] > nav a[aria-selected="true"] {
    background-color: var(--color-gray-800);
  }

  [data-tabs] > div {
    background-color: var(--color-gray-800);
  }

  [data-tabs] > nav a button:hover {
    background-color: var(--color-gray-700);
  }
}

/* ==========================================================================
   NoCSS Overlays & Modals
   Composants de dialogue et overlay
   ========================================================================== */

/* Dialog/Modal moderne */

dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  max-width: 90vw;
  max-height: 90vh;
  padding: 0;
  margin: 0;
  border: none;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  background-color: var(--color-background);
  overflow: hidden;
  z-index: var(--z-modal);
}

dialog[open] {
  display: flex;
  flex-direction: column;
  animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translate(-50%, -48%);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%);
  }
}

/* Backdrop */

dialog::backdrop {
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Header du modal */

dialog > header {
  padding: var(--space-6);
  background: none;
  border-bottom: 1px solid var(--color-border);
}

dialog > header h2,
dialog > header h3 {
  margin: 0;
}

/* Contenu du modal */

dialog > article,
dialog > section,
dialog > div:not(:has(button)) {
  padding: var(--space-6);
  overflow-y: auto;
  flex: 1;
}

/* Footer du modal */

dialog > footer {
  padding: var(--space-6);
  margin: 0;
  background: none;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
}

/* Close button dans le header */

dialog > header button:last-child {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: var(--space-2);
  background: none;
  color: var(--color-text-tertiary);
  border-radius: var(--radius-sm);
}

dialog > header button:last-child:hover {
  background-color: var(--color-gray-100);
  color: var(--color-text);
}

/* Sizes variants */

dialog[data-size="sm"] {
  max-width: 400px;
}

dialog[data-size="md"] {
  max-width: 600px;
}

dialog[data-size="lg"] {
  max-width: 900px;
}

dialog[data-size="full"] {
  max-width: 95vw;
  max-height: 95vh;
}

/* Overlay personnalisé (alternative à dialog) */

[data-overlay] {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal-backdrop);
  padding: var(--space-6);
}

[data-overlay][data-open="true"] {
  display: flex;
  animation: fadeIn 0.2s ease-out;
}

/* Contenu dans overlay */

[data-overlay] > * {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  background-color: var(--color-background);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: auto;
  animation: slideIn 0.3s ease-out;
  z-index: var(--z-modal);
}

/* Popover (petit overlay) */

[data-popover] {
  position: absolute;
  display: none;
  padding: var(--space-4);
  background-color: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-popover);
  max-width: 300px;
}

[data-popover][data-open="true"] {
  display: block;
  animation: popIn 0.2s ease-out;
}

@keyframes popIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(-4px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Arrow pour popover */

[data-popover]::before {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border: 8px solid transparent;
}

[data-popover][data-position="top"]::before {
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  border-top-color: var(--color-background);
  border-bottom: none;
}

[data-popover][data-position="bottom"]::before {
  top: -16px;
  left: 50%;
  transform: translateX(-50%);
  border-bottom-color: var(--color-background);
  border-top: none;
}

[data-popover][data-position="left"]::before {
  right: -16px;
  top: 50%;
  transform: translateY(-50%);
  border-left-color: var(--color-background);
  border-right: none;
}

[data-popover][data-position="right"]::before {
  left: -16px;
  top: 50%;
  transform: translateY(-50%);
  border-right-color: var(--color-background);
  border-left: none;
}

/* Toast notifications */

[data-toast] {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  display: none;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  background-color: var(--color-gray-900);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-tooltip);
  max-width: 400px;
}

[data-toast][data-open="true"] {
  display: flex;
  animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

[data-toast][data-type="success"] {
  background-color: var(--color-success-600);
}

[data-toast][data-type="warning"] {
  background-color: var(--color-warning-600);
}

[data-toast][data-type="error"] {
  background-color: var(--color-error-600);
}

/* Drawer (side panel) */

[data-drawer] {
  position: fixed;
  top: 0;
  bottom: 0;
  width: 300px;
  max-width: 80vw;
  display: none;
  flex-direction: column;
  background-color: var(--color-background);
  box-shadow: var(--shadow-xl);
  z-index: var(--z-modal);
  overflow-y: auto;
}

[data-drawer][data-position="left"] {
  left: 0;
}

[data-drawer][data-position="right"] {
  right: 0;
}

[data-drawer][data-open="true"] {
  display: flex;
}

[data-drawer][data-position="left"][data-open="true"] {
  animation: slideInLeft 0.3s ease-out;
}

[data-drawer][data-position="right"][data-open="true"] {
  animation: slideInRight 0.3s ease-out;
}

@keyframes slideInLeft {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

/* Backdrop pour drawer */

[data-drawer-backdrop] {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: none;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: calc(var(--z-modal) - 1);
}

[data-drawer-backdrop][data-open="true"] {
  display: block;
  animation: fadeIn 0.2s ease-out;
}

/* Responsive */

@media (min-width: 768px) {
  dialog {
    max-width: 600px;
  }

  [data-drawer] {
    width: 400px;
  }
}

/* Mode sombre */

@media (prefers-color-scheme: dark) {
  dialog > header button:last-child:hover {
    background-color: var(--color-gray-800);
  }

  [data-popover] {
    background-color: var(--color-gray-800);
    border-color: var(--color-gray-700);
  }

  [data-popover][data-position="top"]::before {
    border-top-color: var(--color-gray-800);
  }

  [data-popover][data-position="bottom"]::before {
    border-bottom-color: var(--color-gray-800);
  }

  [data-popover][data-position="left"]::before {
    border-left-color: var(--color-gray-800);
  }

  [data-popover][data-position="right"]::before {
    border-right-color: var(--color-gray-800);
  }

  [data-toast] {
    background-color: var(--color-gray-100);
    color: var(--color-text);
  }
}

/* ==========================================================================
   NoCSS Tables
   Tableaux sémantiques sans styles inline
   ========================================================================== */

/* Table de base */

table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-4) 0;
}

/* Header du tableau */

thead {
  background-color: var(--color-background-secondary);
}

thead tr {
  border-bottom: 2px solid var(--color-border);
}

th {
  padding: var(--space-3);
  text-align: left;
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  color: var(--color-text);
}

/* Body du tableau */

tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
}

tbody tr:hover {
  background-color: var(--color-background-secondary);
}

tbody tr:last-child {
  border-bottom: none;
}

td {
  padding: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* Première cellule en gras */

td:first-child {
  font-weight: var(--font-medium);
  color: var(--color-text);
}

/* Alignement */

th[align="right"],
td[align="right"] {
  text-align: right;
}

th[align="center"],
td[align="center"] {
  text-align: center;
}

/* Table dans un article (card) */

article table {
  margin: 0;
}

/* Table responsive - scroll horizontal sur mobile */

@media (max-width: 767px) {
  table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }

  thead,
  tbody {
    display: block;
    width: 100%;
  }

  tr {
    display: table;
    width: 100%;
    table-layout: fixed;
  }

  th,
  td {
    display: table-cell;
    padding: var(--space-2);
    font-size: var(--text-xs);
  }
}

/* Table striped (rows alternées) */

tbody tr:nth-child(even) {
  background-color: var(--color-background-secondary);
}

tbody tr:nth-child(even):hover {
  background-color: var(--color-border);
}

/* Table dans section avec header flex */

section:has(table) > div:first-child {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-4);
}

section:has(table) > div:first-child h2 {
  margin: 0;
}

section:has(table) > div:first-child > div {
  display: flex;
  gap: var(--space-2);
}

/* SVG inline dans tableau */

td svg,
th svg {
  display: inline;
  vertical-align: middle;
  margin-right: var(--space-1);
}

/* Badges/tags dans tableau (span dans td) */

td span {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-sm);
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
}

/* Boutons dans tableau */

td button {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-sm);
}

/* Mode sombre - supprimé car les variables CSS s'adaptent automatiquement */

/* ==========================================================================
   NoCSS Code & Syntax Highlighting
   Coloration syntaxique sans classes inline
   ========================================================================== */

/* Code inline */

code {
  padding: var(--space-1) var(--space-2);
  background-color: var(--color-background-secondary);
  border-radius: var(--radius-sm);
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Courier New', monospace;
  font-size: 0.9em;
  color: var(--color-error-600);
}

/* Blocs de code */

pre {
  padding: var(--space-6);
  background-color: var(--color-background-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: var(--space-6) 0;
  line-height: 1.6;
  max-width: 100%;
  word-wrap: break-word;
  white-space: pre-wrap;
}

pre code {
  padding: 0;
  background: none;
  border-radius: 0;
  color: var(--color-text);
  font-size: var(--text-sm);
  max-width: 100%;
  display: block;
}

/* Numéros de ligne */

pre[data-line-numbers] {
  padding-left: var(--space-12);
  position: relative;
  counter-reset: line;
}

pre[data-line-numbers] code {
  display: block;
}

pre[data-line-numbers] code > span {
  display: block;
  counter-increment: line;
}

pre[data-line-numbers] code > span::before {
  content: counter(line);
  position: absolute;
  left: var(--space-3);
  width: var(--space-8);
  text-align: right;
  color: var(--color-text-tertiary);
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
}

/* ==========================================================================
   Syntax Highlighting - Data Attribute Based
   ========================================================================== */

/* Keywords - Mots-clés des langages */

[data-token="keyword"] {
  color: #d73a49; /* Rouge */
  font-weight: var(--font-semibold);
}

/* Strings - Chaînes de caractères */

[data-token="string"] {
  color: #032f62; /* Bleu foncé */
}

/* Comments - Commentaires */

[data-token="comment"] {
  color: #6a737d; /* Gris */
  font-style: italic;
}

/* Numbers - Nombres */

[data-token="number"] {
  color: #005cc5; /* Bleu */
}

/* Functions - Noms de fonctions */

[data-token="function"] {
  color: #6f42c1; /* Violet */
  font-weight: var(--font-medium);
}

/* Operators - Opérateurs */

[data-token="operator"] {
  color: #d73a49; /* Rouge */
}

/* Punctuation - Ponctuation */

[data-token="punctuation"] {
  color: #24292e; /* Noir */
}

/* HTML/XML specific */

[data-token="tag"] {
  color: #22863a; /* Vert */
  font-weight: var(--font-medium);
}

[data-token="attr-name"] {
  color: #6f42c1; /* Violet */
}

[data-token="attr-value"] {
  color: #032f62; /* Bleu foncé */
}

/* CSS specific */

[data-token="selector"] {
  color: #6f42c1; /* Violet */
  font-weight: var(--font-medium);
}

[data-token="property"] {
  color: #005cc5; /* Bleu */
}

[data-token="value"] {
  color: #032f62; /* Bleu foncé */
}

/* JavaScript specific */

[data-token="variable"] {
  color: #e36209; /* Orange */
}

[data-token="class-name"] {
  color: #6f42c1; /* Violet */
  font-weight: var(--font-semibold);
}

[data-token="boolean"] {
  color: #005cc5; /* Bleu */
  font-weight: var(--font-semibold);
}

[data-token="null"],
[data-token="undefined"] {
  color: #005cc5; /* Bleu */
  font-weight: var(--font-semibold);
}

[data-token="regex"] {
  color: #032f62; /* Bleu foncé */
  background-color: rgba(3, 47, 98, 0.05);
}

/* Language indicators */

pre[data-lang]::before {
  content: attr(data-lang);
  position: absolute;
  top: var(--space-2);
  right: var(--space-3);
  padding: var(--space-1) var(--space-3);
  background-color: var(--color-gray-200);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  font-family: var(--font-sans);
}

pre[data-lang] {
  position: relative;
  padding-top: var(--space-10);
}

/* Mode sombre - auto (prefers-color-scheme) */

@media (prefers-color-scheme: dark) {
  html.theme-auto pre,
  pre {
    background-color: var(--color-gray-900);
    border-color: var(--color-gray-700);
  }

  html.theme-auto code,
  code {
    background-color: var(--color-gray-800);
  }
}

/* Mode sombre - forcé */

html.theme-dark pre {
  background-color: var(--color-gray-900);
  border-color: var(--color-gray-700);
}

html.theme-dark code {
  background-color: var(--color-gray-800);
}

/* Syntax highlighting tokens - Mode sombre (auto) */

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="keyword"],
  [data-token="keyword"] {
    color: #ff7b72;
  }
}

/* Syntax highlighting tokens - Mode sombre (forcé) */

html.theme-dark [data-token="keyword"] {
  color: #ff7b72;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="string"],
  [data-token="string"] {
    color: #a5d6ff;
  }
}

html.theme-dark [data-token="string"] {
  color: #a5d6ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="comment"],
  [data-token="comment"] {
    color: #8b949e;
  }
}

html.theme-dark [data-token="comment"] {
  color: #8b949e;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="number"],
  [data-token="number"] {
    color: #79c0ff;
  }
}

html.theme-dark [data-token="number"] {
  color: #79c0ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="function"],
  [data-token="function"] {
    color: #d2a8ff;
  }
}

html.theme-dark [data-token="function"] {
  color: #d2a8ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="operator"],
  [data-token="operator"] {
    color: #ff7b72;
  }
}

html.theme-dark [data-token="operator"] {
  color: #ff7b72;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="punctuation"],
  [data-token="punctuation"] {
    color: #c9d1d9;
  }
}

html.theme-dark [data-token="punctuation"] {
  color: #c9d1d9;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="tag"],
  [data-token="tag"] {
    color: #7ee787;
  }
}

html.theme-dark [data-token="tag"] {
  color: #7ee787;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="attr-name"],
  [data-token="attr-name"] {
    color: #d2a8ff;
  }
}

html.theme-dark [data-token="attr-name"] {
  color: #d2a8ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="attr-value"],
  [data-token="attr-value"] {
    color: #a5d6ff;
  }
}

html.theme-dark [data-token="attr-value"] {
  color: #a5d6ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="selector"],
  [data-token="selector"] {
    color: #d2a8ff;
  }
}

html.theme-dark [data-token="selector"] {
  color: #d2a8ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="property"],
  [data-token="property"] {
    color: #79c0ff;
  }
}

html.theme-dark [data-token="property"] {
  color: #79c0ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="value"],
  [data-token="value"] {
    color: #a5d6ff;
  }
}

html.theme-dark [data-token="value"] {
  color: #a5d6ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="variable"],
  [data-token="variable"] {
    color: #ffa657;
  }
}

html.theme-dark [data-token="variable"] {
  color: #ffa657;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="class-name"],
  [data-token="class-name"] {
    color: #d2a8ff;
  }
}

html.theme-dark [data-token="class-name"] {
  color: #d2a8ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="boolean"],
  html.theme-auto [data-token="null"],
  html.theme-auto [data-token="undefined"],
  [data-token="boolean"],
  [data-token="null"],
  [data-token="undefined"] {
    color: #79c0ff;
  }
}

html.theme-dark [data-token="boolean"],
html.theme-dark [data-token="null"],
html.theme-dark [data-token="undefined"] {
  color: #79c0ff;
}

@media (prefers-color-scheme: dark) {
  html.theme-auto [data-token="regex"],
  [data-token="regex"] {
    color: #a5d6ff;
    background-color: rgba(165, 214, 255, 0.1);
  }
}

html.theme-dark [data-token="regex"] {
  color: #a5d6ff;
  background-color: rgba(165, 214, 255, 0.1);
}

@media (prefers-color-scheme: dark) {
  html.theme-auto pre[data-lang]::before,
  pre[data-lang]::before {
    background-color: var(--color-gray-800);
    color: var(--color-text-secondary);
  }
}

html.theme-dark pre[data-lang]::before {
  background-color: var(--color-gray-800);
  color: var(--color-text-secondary);
}

/**
 * Switch Button Component
 * Toggle switch with smooth transitions
 * Usage: <label data-switch><input type="checkbox">Label</label>
 */

/* Container */

label[data-switch] {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  -webkit-user-select: none;
     -moz-user-select: none;
          user-select: none;
  position: relative;
}

/* Hide native checkbox */

label[data-switch] input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

/* Track (::before) */

label[data-switch]::before {
  content: "";
  display: inline-block;
  width: 44px;
  height: 24px;
  background-color: var(--color-border);
  border-radius: 12px;
  transition: background-color 0.2s ease;
  flex-shrink: 0;
  position: relative;
}

/* Thumb (::after) */

label[data-switch]::after {
  content: "";
  position: absolute;
  left: 2px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  background-color: white;
  border-radius: 50%;
  transition: transform 0.2s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* Checked state */

label[data-switch] input[type="checkbox"]:checked + *::before,
label[data-switch]:has(input[type="checkbox"]:checked)::before {
  background-color: var(--color-primary-600);
}

label[data-switch] input[type="checkbox"]:checked + *::after,
label[data-switch]:has(input[type="checkbox"]:checked)::after {
  transform: translateY(-50%) translateX(20px);
}

/* Focus state */

label[data-switch] input[type="checkbox"]:focus-visible ~ *::before,
label[data-switch]:has(input[type="checkbox"]:focus-visible)::before {
  outline: 2px solid var(--color-primary-600);
  outline-offset: 2px;
}

/* Disabled state */

label[data-switch]:has(input[type="checkbox"]:disabled) {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Dark mode adjustments */

@media (prefers-color-scheme: dark) {
  label[data-switch]::after {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
  }
}

/**
 * Alerts Component
 * Alert messages and notifications
 * Usage: <div role="alert" data-type="success|error|warning|info">Message</div>
 */

/* Base alert styles */

[role="alert"] {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border-left: 4px solid;
  margin: var(--space-4) 0;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

[role="alert"] strong {
  font-weight: var(--font-semibold);
}

/* Success alert */

[role="alert"][data-type="success"] {
  background-color: var(--color-success-50);
  border-left-color: var(--color-success-600);
  color: var(--color-success-900);
}

[role="alert"][data-type="success"] strong {
  color: var(--color-success-700);
}

/* Error alert */

[role="alert"][data-type="error"] {
  background-color: var(--color-error-50);
  border-left-color: var(--color-error-600);
  color: var(--color-error-900);
}

[role="alert"][data-type="error"] strong {
  color: var(--color-error-700);
}

/* Warning alert */

[role="alert"][data-type="warning"] {
  background-color: var(--color-warning-50);
  border-left-color: var(--color-warning-600);
  color: var(--color-warning-900);
}

[role="alert"][data-type="warning"] strong {
  color: var(--color-warning-700);
}

/* Info alert */

[role="alert"][data-type="info"] {
  background-color: var(--color-primary-50);
  border-left-color: var(--color-primary-600);
  color: var(--color-primary-900);
}

[role="alert"][data-type="info"] strong {
  color: var(--color-primary-700);
}

/* Dark mode adjustments */

@media (prefers-color-scheme: dark) {
  [role="alert"][data-type="success"] {
    background-color: rgba(34, 197, 94, 0.1);
    color: var(--color-success-100);
  }

  [role="alert"][data-type="error"] {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--color-error-100);
  }

  [role="alert"][data-type="warning"] {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-warning-100);
  }

  [role="alert"][data-type="info"] {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--color-primary-100);
  }
}

html.theme-dark [role="alert"][data-type="success"] {
  background-color: rgba(34, 197, 94, 0.1);
  color: var(--color-success-100);
}

html.theme-dark [role="alert"][data-type="error"] {
  background-color: rgba(239, 68, 68, 0.1);
  color: var(--color-error-100);
}

html.theme-dark [role="alert"][data-type="warning"] {
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--color-warning-100);
}

html.theme-dark [role="alert"][data-type="info"] {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--color-primary-100);
}

/* ==========================================================================
   Utils - Utilitaires
   ========================================================================== */

/* ==========================================================================
   NoCSS Utilities
   Utilitaires et éléments contextuels
   ========================================================================== */

/* Links (a) */

a {
  color: var(--color-primary-600);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-700);
  text-decoration: underline;
}

a:active {
  color: var(--color-primary-800);
}

/* Link avec icône */

a:has(svg),
a:has(img) {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

a svg,
a img {
  width: var(--space-4);
  height: var(--space-4);
}

/* Link externe (avec icône externe automatique) */

a[href^="http"]::after {
  content: "↗";
  margin-left: var(--space-1);
  font-size: var(--text-sm);
  vertical-align: super;
}

/* Link téléchargement */

a[download]::before {
  content: "⬇ ";
  margin-right: var(--space-1);
}

/* Span - Par défaut neutre */

span {
  color: inherit;
}

/* Span comme badge */

a span,
button span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--space-5);
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  line-height: 1;
  color: var(--color-white);
  background-color: var(--color-error-500);
  border-radius: var(--radius-full);
}

/* Span dans heading (subtitle) - sauf badges et tags */

h1 span:not([data-badge]):not([data-tag]),
h2 span:not([data-badge]):not([data-tag]),
h3 span:not([data-badge]):not([data-tag]) {
  display: block;
  margin-top: var(--space-2);
  font-size: 0.6em;
  font-weight: var(--font-normal);
  color: var(--color-text-secondary);
  background: none;
  padding: 0;
  min-width: auto;
}

/* Badges colorés avec attributs data */

[data-badge] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 var(--space-2);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  line-height: 1;
  border-radius: var(--radius-full);
  background-color: var(--color-error-500);
  color: var(--color-white);
}

[data-badge="success"] {
  background-color: #10b981;
  color: var(--color-white);
}

[data-badge="warning"] {
  background-color: #f59e0b;
  color: var(--color-white);
}

[data-badge="info"] {
  background-color: #3b82f6;
  color: var(--color-white);
}

[data-badge="neutral"] {
  background-color: var(--color-gray-200);
  color: var(--color-gray-700);
}

/* Tags colorés (plus grands que badges) */

[data-tag] {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-base);
  background-color: var(--color-gray-100);
  color: var(--color-gray-700);
}

[data-tag="success"] {
  background-color: rgba(16, 185, 129, 0.1);
  color: #059669;
}

[data-tag="warning"] {
  background-color: rgba(245, 158, 11, 0.1);
  color: #d97706;
}

[data-tag="info"] {
  background-color: rgba(59, 130, 246, 0.1);
  color: #2563eb;
}

[data-tag="error"] {
  background-color: rgba(239, 68, 68, 0.1);
  color: #dc2626;
}

/* HR - Séparateur thématique */

hr {
  margin: var(--space-8) 0;
  border: none;
  border-top: 1px solid var(--color-border);
}

/* HR avec texte (hr + p pattern) - Nécessite JS ou structure HTML */

/* Alternative : utiliser un div avec hr de chaque côté */

div:has(> hr + span) {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: var(--space-8) 0;
}

div:has(> hr + span) hr {
  flex: 1;
  margin: 0;
}

div:has(> hr + span) span {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  white-space: nowrap;
}

/* Time element */

time {
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
}

/* Kbd (keyboard key) */

kbd {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Monaco, Consolas,
               "Liberation Mono", "Courier New", monospace;
  font-size: var(--text-sm);
  line-height: 1;
  color: var(--color-text);
  background-color: var(--color-gray-100);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 0 var(--color-border);
}

/* Progress bar */

progress {
  width: 100%;
  height: var(--space-2);
  -webkit-appearance: none;
     -moz-appearance: none;
          appearance: none;
  border: none;
  border-radius: var(--radius-full);
  background-color: var(--color-gray-200);
}

progress::-webkit-progress-bar {
  background-color: var(--color-gray-200);
  border-radius: var(--radius-full);
}

progress::-webkit-progress-value {
  background-color: var(--color-primary-600);
  border-radius: var(--radius-full);
}

progress::-moz-progress-bar {
  background-color: var(--color-primary-600);
  border-radius: var(--radius-full);
}

/* Meter */

meter {
  width: 100%;
  height: var(--space-2);
  -webkit-appearance: none;
     -moz-appearance: none;
          appearance: none;
  border: none;
  border-radius: var(--radius-full);
}

meter::-webkit-meter-bar {
  background-color: var(--color-gray-200);
  border-radius: var(--radius-full);
}

meter::-webkit-meter-optimum-value {
  background-color: var(--color-success-500);
  border-radius: var(--radius-full);
}

meter::-webkit-meter-suboptimum-value {
  background-color: var(--color-warning-500);
  border-radius: var(--radius-full);
}

meter::-webkit-meter-even-less-good-value {
  background-color: var(--color-error-500);
  border-radius: var(--radius-full);
}

/* Loading spinner (div avec data-loading) */

[data-loading] {
  position: relative;
  pointer-events: none;
  opacity: 0.6;
}

[data-loading]::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: var(--space-6);
  height: var(--space-6);
  margin-top: calc(var(--space-6) / -2);
  margin-left: calc(var(--space-6) / -2);
  border: 3px solid var(--color-gray-300);
  border-top-color: var(--color-primary-600);
  border-radius: var(--radius-full);
  animation: spin 0.8s linear infinite;
}

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

/* Alert/Notice (div avec role="alert") */

[role="alert"],
[role="status"] {
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary-600);
  background-color: var(--color-primary-50);
  color: var(--color-primary-900);
}

[role="alert"][data-type="success"],
[role="status"][data-type="success"] {
  border-left-color: var(--color-success-600);
  background-color: var(--color-success-50);
  color: var(--color-success-900);
}

[role="alert"][data-type="warning"],
[role="status"][data-type="warning"] {
  border-left-color: var(--color-warning-600);
  background-color: var(--color-warning-50);
  color: var(--color-warning-900);
}

[role="alert"][data-type="error"],
[role="status"][data-type="error"] {
  border-left-color: var(--color-error-600);
  background-color: var(--color-error-50);
  color: var(--color-error-900);
}

/* Tooltip (avec data-tooltip) */

[data-tooltip] {
  position: relative;
  cursor: help;
}

[data-tooltip]::before {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.4;
  color: var(--color-white);
  background-color: var(--color-gray-900);
  border-radius: var(--radius-base);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  z-index: var(--z-tooltip);
}

[data-tooltip]:hover::before,
[data-tooltip]:focus::before {
  opacity: 1;
}

/* Avatar (img dans un conteneur spécifique) */

div:has(> img:only-child) img,
span:has(> img:only-child) img {
  border-radius: var(--radius-full);
  -o-object-fit: cover;
     object-fit: cover;
}

/* Image gallery (div avec plusieurs img) */

div:has(> img + img) {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-4);
}

div:has(> img + img) img {
  width: 100%;
  height: 250px;
  -o-object-fit: cover;
     object-fit: cover;
  border-radius: var(--radius-md);
  transition: transform var(--transition-base);
}

div:has(> img + img) img:hover {
  transform: scale(1.05);
}

/* Mode sombre */

@media (prefers-color-scheme: dark) {
  html.theme-auto a,
  a {
    color: var(--color-gray-300);
  }

  html.theme-auto a:hover,
  a:hover {
    color: var(--color-white);
  }

  html.theme-auto a:active,
  a:active {
    color: var(--color-gray-100);
  }

  kbd {
    background-color: var(--color-gray-800);
    border-color: var(--color-gray-700);
    box-shadow: 0 2px 0 var(--color-gray-700);
  }

  progress {
    background-color: var(--color-gray-700);
  }

  progress::-webkit-progress-bar {
    background-color: var(--color-gray-700);
  }

  meter::-webkit-meter-bar {
    background-color: var(--color-gray-700);
  }

  [data-loading]::after {
    border-color: var(--color-gray-600);
    border-top-color: var(--color-primary-500);
  }

  [role="alert"],
  [role="status"] {
    background-color: var(--color-primary-900);
    color: var(--color-primary-100);
  }

  [role="alert"][data-type="success"],
  [role="status"][data-type="success"] {
    background-color: var(--color-success-900);
    color: var(--color-success-100);
  }

  [role="alert"][data-type="warning"],
  [role="status"][data-type="warning"] {
    background-color: var(--color-warning-900);
    color: var(--color-warning-100);
  }

  [role="alert"][data-type="error"],
  [role="status"][data-type="error"] {
    background-color: var(--color-error-900);
    color: var(--color-error-100);
  }
}

/* Mode sombre forcé */

html.theme-dark a {
  color: var(--color-gray-300);
}

html.theme-dark a:hover {
  color: var(--color-white);
}

html.theme-dark a:active {
  color: var(--color-gray-100);
}

/* ==========================================================================
   Global Utilities
   ========================================================================== */

/* Hidden */

[hidden] {
  display: none !important;
}

/* Screen reader only */

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Skip to content */

a[href="#main"]:not(:focus) {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

a[href="#main"]:focus {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: var(--z-modal);
  padding: var(--space-3) var(--space-6);
  background-color: var(--color-primary-600);
  color: var(--color-white);
  text-decoration: none;
  border-radius: var(--radius-md);
}