/* ============================================
   Variables CSS - Thème clair et foncé
   ============================================ */

:root[data-theme="light"] {
    /* Couleurs principales */
    --color-primary: #0066cc;
    --color-primary-hover: #0052a3;
    --color-secondary: #6366f1;

    /* Couleurs de fond */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f1f3f5;
    --bg-code: #f5f5f5;
    --bg-header: rgba(255, 255, 255, 0.95);

    /* Couleurs de texte */
    --text-primary: #1a1a1a;
    --text-secondary: #4a5568;
    --text-tertiary: #718096;
    --text-link: #0066cc;
    --text-link-hover: #0052a3;

    /* Bordures */
    --border-color: #e2e8f0;
    --border-color-hover: #cbd5e0;

    /* Ombres */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

    /* Autres */
    --overlay-bg: rgba(0, 0, 0, 0.4);
}

:root[data-theme="dark"] {
    /* Couleurs principales */
    --color-primary: #4d9fff;
    --color-primary-hover: #66a3ff;
    --color-secondary: #818cf8;

    /* Couleurs de fond */
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --bg-tertiary: #2d2d2d;
    --bg-code: #2d2d2d;
    --bg-header: rgba(26, 26, 26, 0.95);

    /* Couleurs de texte */
    --text-primary: #f7fafc;
    --text-secondary: #cbd5e0;
    --text-tertiary: #a0aec0;
    --text-link: #4d9fff;
    --text-link-hover: #66a3ff;

    /* Bordures */
    --border-color: #3a3a3a;
    --border-color-hover: #4a4a4a;

    /* Ombres */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);

    /* Autres */
    --overlay-bg: rgba(0, 0, 0, 0.7);
}

/* ============================================
   Reset et styles de base
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* ============================================
   Bannière promotionnelle
   ============================================ */

.promo-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, #0052a3 100%);
    color: white;
    padding: 0.75rem 1rem;
    position: relative;
}

.promo-banner-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.promo-banner-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
    min-width: 0;
}

.promo-banner-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.promo-banner-text {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
    line-height: 1.4;
}

.promo-banner-text strong {
    font-weight: 700;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.125rem 0.5rem;
    border-radius: 0.25rem;
}

.promo-banner-message {
    color: rgba(255, 255, 255, 0.95);
}

.promo-banner-message em {
    font-style: normal;
    font-weight: 600;
}

.promo-banner-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.promo-banner-cta {
    background-color: white;
    color: var(--color-primary);
    padding: 0.5rem 1.25rem;
    border-radius: 0.375rem;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    white-space: nowrap;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.promo-banner-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    background-color: #f8f9fa;
}

.promo-banner-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 0.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.promo-banner-close:hover {
    opacity: 1;
}

@media (max-width: 768px) {
    .promo-banner {
        padding: 1rem;
    }

    .promo-banner-container {
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }

    .promo-banner-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .promo-banner-text {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }

    .promo-banner-actions {
        width: 100%;
        justify-content: space-between;
    }

    .promo-banner-cta {
        flex: 1;
        text-align: center;
    }
}

/* ============================================
   Header
   ============================================ */

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 100%;
    padding: 0.75rem 1.5rem;
    margin: 0 auto;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text-primary);
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: currentColor;
    margin: 5px 0;
    transition: all 0.3s ease;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.25rem;
}

.logo-image {
    height: 48px;
    width: auto;
    display: block;
}

.logo svg {
    color: var(--color-primary);
}

.logo-text {
    font-weight: 700;
}

.header-nav {
    flex: 1;
    display: flex;
    justify-content: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 0.5rem;
}

.nav-link {
    display: block;
    padding: 0.5rem 1rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

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

.nav-link.active {
    color: var(--color-primary);
    background-color: var(--bg-secondary);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.search-toggle,
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.search-toggle:hover,
.theme-toggle:hover {
    color: var(--text-primary);
    border-color: var(--border-color-hover);
    background-color: var(--bg-secondary);
}

.search-shortcut {
    font-size: 0.75rem;
    padding: 0.125rem 0.375rem;
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    background-color: var(--bg-tertiary);
}

[data-theme="light"] .moon-icon {
    display: none;
}

[data-theme="dark"] .sun-icon {
    display: none;
}

/* ============================================
   Modal de recherche
   ============================================ */

.search-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    background-color: var(--overlay-bg);
    padding: 4rem 1rem;
}

.search-modal.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

.search-modal-content {
    width: 100%;
    max-width: 600px;
    background-color: var(--bg-primary);
    border-radius: 0.75rem;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.search-modal-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.search-modal-header svg {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

#searchInput {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    font-size: 1rem;
    color: var(--text-primary);
}

#searchInput::placeholder {
    color: var(--text-tertiary);
}

.search-close {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-tertiary);
    padding: 0.25rem;
    display: flex;
    align-items: center;
}

.search-close:hover {
    color: var(--text-primary);
}

.search-results {
    max-height: 400px;
    overflow-y: auto;
}

.search-empty {
    padding: 2rem;
    text-align: center;
    color: var(--text-tertiary);
}

.search-result-item {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.search-result-item:hover {
    background-color: var(--bg-secondary);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.search-result-path {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: 0.25rem;
}

.search-result-excerpt {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.search-result-excerpt mark {
    background-color: var(--color-primary);
    color: white;
    padding: 0 0.25rem;
    border-radius: 0.125rem;
}

/* ============================================
   Sidebar Navigation
   ============================================ */

.sidebar {
    position: fixed;
    top: 64px;
    left: 0;
    bottom: 0;
    width: 280px;
    background-color: var(--bg-primary);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-content {
    padding: 1.5rem 0;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nav-section {
    padding: 0 1rem;
}

.nav-section-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    text-align: left;
    border-radius: 0.375rem;
    transition: background-color 0.2s ease;
}

.nav-section-toggle:hover {
    background-color: var(--bg-secondary);
}

.nav-section-title {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.nav-section-icon {
    color: var(--text-tertiary);
    transition: transform 0.2s ease;
}

.nav-section-toggle[aria-expanded="false"] .nav-section-icon {
    transform: rotate(-90deg);
}

.nav-section-items {
    list-style: none;
    margin-top: 0.5rem;
    display: block;
}

.nav-section-toggle[aria-expanded="false"] + .nav-section-items {
    display: none;
}

.nav-item {
    display: block;
    padding: 0.5rem 1rem;
    margin: 0.125rem 0;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.nav-item:hover {
    color: var(--text-primary);
    background-color: var(--bg-secondary);
}

.nav-item.active {
    color: var(--color-primary);
    background-color: var(--bg-secondary);
    font-weight: 500;
    border-left: 3px solid var(--color-primary);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--overlay-bg);
    z-index: 99;
}

.sidebar-overlay.active {
    display: block;
}

/* ============================================
   Layout principal
   ============================================ */

.main-container {
    margin-left: 280px;
    min-height: calc(100vh - 64px);
    display: flex;
    flex-direction: column;
}

/* Page d'accueil sans sidebar */
.main-container--fullwidth {
    margin-left: 0;
}

/* Pages d'articles (sans sidebar) */
.article-page {
    margin-left: 0;
}

.article-meta {
    margin-bottom: 1rem;
}

.article-meta time {
    font-size: 0.9rem;
    color: var(--text-tertiary);
}

.main-content {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* ============================================
   Page d'accueil
   ============================================ */

.hero {
    text-align: center;
    padding: 4rem 2rem;
    margin-bottom: 4rem;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.2s ease;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--border-color-hover);
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.feature-card {
    padding: 2rem;
    background-color: var(--bg-secondary);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.feature-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
    color: var(--color-primary);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.feature-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ============================================
   Pages de documentation
   ============================================ */

.doc-content {
    max-width: 900px;
}

.doc-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.doc-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.doc-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.doc-body h2 {
    font-size: 2rem;
    font-weight: 600;
    margin: 2.5rem 0 1rem;
    color: var(--text-primary);
    padding-top: 1rem;
}

.doc-body h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 2rem 0 0.75rem;
    color: var(--text-primary);
}

.doc-body h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1.5rem 0 0.5rem;
    color: var(--text-primary);
}

.doc-body p {
    margin: 1rem 0;
    line-height: 1.8;
    color: var(--text-secondary);
}

.doc-body a {
    color: var(--text-link);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 0.2s ease;
}

.doc-body a:hover {
    color: var(--text-link-hover);
    border-bottom-color: var(--text-link-hover);
}

.doc-body ul,
.doc-body ol {
    margin: 1rem 0;
    padding-left: 2rem;
    color: var(--text-secondary);
}

.doc-body li {
    margin: 0.5rem 0;
    line-height: 1.8;
}

.doc-body code {
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.9em;
    padding: 0.125rem 0.375rem;
    background-color: var(--bg-code);
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    color: var(--color-secondary);
}

.doc-body pre {
    margin: 1.5rem 0;
    padding: 1.5rem;
    background-color: var(--bg-code);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow-x: auto;
    line-height: 1.5;
}

.doc-body pre code {
    padding: 0;
    background: none;
    border: none;
    color: var(--text-primary);
}

/* Blocs de code avec header */
.code-block {
    margin: 1.5rem 0;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: hidden;
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.code-language {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.copy-button {
    padding: 0.375rem 0.75rem;
    background-color: var(--color-primary);
    color: white;
    border: none;
    border-radius: 0.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

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

.code-block pre {
    margin: 0;
    border: none;
    border-radius: 0;
}

.doc-body blockquote {
    margin: 1.5rem 0;
    padding: 1rem 1.5rem;
    border-left: 4px solid var(--color-primary);
    background-color: var(--bg-secondary);
    border-radius: 0 0.5rem 0.5rem 0;
}

.doc-body blockquote p {
    margin: 0.5rem 0;
}

.doc-body table {
    width: 100%;
    margin: 1.5rem 0;
    border-collapse: collapse;
}

.doc-body th,
.doc-body td {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    text-align: left;
}

.doc-body th {
    background-color: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

.doc-body td {
    color: var(--text-secondary);
}

.doc-body figure {
    margin: 2rem 0;
    text-align: center;
}

.doc-body figure img,
.doc-body img {
    max-width: 100%;
    height: auto;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-md);
}

.doc-body figure figcaption {
    margin-top: 0.75rem;
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-style: italic;
}

/* Vidéos YouTube responsive */
.doc-body .video-embed {
    margin: 2rem 0;
}

.doc-body .video-container {
    position: relative;
    padding-bottom: 56.25%; /* Ratio 16:9 */
    height: 0;
    overflow: hidden;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-md);
}

.doc-body .video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.doc-nav {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.doc-nav-link {
    display: flex;
    flex-direction: column;
    padding: 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    text-decoration: none;
    transition: all 0.2s ease;
    flex: 1;
}

.doc-nav-link:hover {
    border-color: var(--color-primary);
    transform: translateX(4px);
}

.doc-nav-link.prev:hover {
    transform: translateX(-4px);
}

.doc-nav-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: 0.25rem;
}

.doc-nav-title {
    font-weight: 500;
    color: var(--text-primary);
}

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

.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem 1.5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.footer-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-heading {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s ease;
}

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

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

.footer-copyright {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 0.375rem;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.social-link:hover {
    color: var(--color-primary);
    background-color: var(--bg-primary);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-container {
        margin-left: 0;
    }

    .mobile-menu-toggle {
        display: block;
    }
}

@media (max-width: 768px) {
    .header-nav {
        display: none;
    }

    .search-shortcut {
        display: none;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .features {
        grid-template-columns: 1fr;
    }

    .doc-title {
        font-size: 2rem;
    }

    .doc-body h2 {
        font-size: 1.5rem;
    }

    .doc-body h3 {
        font-size: 1.25rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0.75rem 1rem;
    }

    .main-content {
        padding: 2rem 1rem;
    }

    .hero {
        padding: 2rem 1rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================
   Utilitaires
   ============================================ */

.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;
}

/* Scrollbar personnalisée */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

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

/* Animation de fondu */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}