:root {
    /* Palette Neubrutalism */
    --color-black: #000000;
    --color-white: #FFFFFF;
    --color-yellow: #FFFF00;
    --color-red: #FF0000;
    --color-green: #00FF00;
    --color-blue: #0000FF;
    --color-pink: #FF88FF; /* Rose plus clair pour meilleure lisibilité */
    --color-cyan: #00D4D4;
    
    /* Shadows neubrutalism */
    --color-pink-alt: #FF44FF; /* Version alternative du rose pour les hovers */
    --shadow-brutal: 8px 8px 0px var(--color-black);
    --shadow-brutal-lg: 12px 12px 0px var(--color-black);
    --shadow-brutal-xl: 16px 16px 0px var(--color-black);
    
    /* Borders */
    --border-thick: 4px solid var(--color-black);
    --border-extra-thick: 6px solid var(--color-black);
    
    --transition: none; /* Pas de transitions smooth en neubrutalism */
}

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

/* Utility Classes */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, monospace;
    line-height: 1.4;
    color: var(--color-black);
    background-color: var(--color-white);
    font-weight: 600;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

a {
    color: var(--color-black);
    text-decoration: none;
    font-weight: 700;
}

a:hover {
    color: var(--color-red);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border: none;
}

/* Header */
.site-header {
    background-color: var(--color-yellow);
    border-bottom: var(--border-extra-thick);
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    position: relative;
}

.logo {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--color-black);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: -1px;
    z-index: 101;
    padding: 0.5rem 0;
}

.logo:hover {
    color: var(--color-red);
}

/* Navigation */
.site-nav {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 1rem;
}

.nav-link {
    font-size: 1.2rem;
    font-weight: 800;
    text-transform: uppercase;
    padding: 0.5rem 1rem;
    border: var(--border-thick);
    background-color: var(--color-white);
    display: inline-block;
    box-shadow: var(--shadow-brutal);
    text-decoration: none;
    color: var(--color-black);
}

.nav-link:hover {
    background-color: var(--color-green);
    color: var(--color-black);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px var(--color-black);
}

/* Menu Toggle (Mobile) */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    z-index: 1001;
}

.menu-icon {
    display: block;
    width: 30px;
    height: 3px;
    background-color: var(--color-black);
    position: relative;
    transition: all 0.3s ease;
}

.menu-icon::before,
.menu-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 3px;
    background-color: var(--color-black);
    left: 0;
    transition: all 0.3s ease;
}

.menu-icon::before {
    top: -8px;
}

.menu-icon::after {
    bottom: -8px;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .site-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background-color: var(--color-yellow);
        border-left: var(--border-extra-thick);
        padding: 6rem 2rem 2rem;
        transition: right 0.3s ease-in-out;
        z-index: 1000;
        overflow-y: auto;
    }

    .site-nav.active {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        gap: 1.5rem;
    }

    .nav-link {
        display: block;
        text-align: center;
        margin: 0;
        padding: 1rem;
    }

    /* Animation du bouton menu */
    .menu-toggle.active .menu-icon {
        background-color: transparent;
    }

    .menu-toggle.active .menu-icon::before {
        transform: rotate(45deg);
        top: 0;
    }

    .menu-toggle.active .menu-icon::after {
        transform: rotate(-45deg);
        bottom: 0;
    }
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background-color: var(--color-pink);
    margin: 2rem 0;
    border: var(--border-extra-thick);
    box-shadow: var(--shadow-brutal-xl);
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    color: var(--color-black);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -2px;
    line-height: 0.9;
}

.hero p {
    font-size: 1.5rem;
    color: var(--color-black);
    font-weight: 700;
    max-width: 700px;
    margin: 0 auto;
    text-transform: uppercase;
}

/* Videos Grid */
.videos-grid {
    padding: 2rem 1rem;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

.videos-grid__container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    width: 100%;
    margin: 0 auto;
    padding: 0 1rem;
    box-sizing: border-box;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .videos-grid__container {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .videos-grid {
        padding: 1rem 0.5rem;
    }
    
    .videos-grid__container {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1.5rem;
        padding: 0 0.5rem;
    }
}

@media (max-width: 480px) {
    .videos-grid__container {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
}

.video-card {
    background: var(--color-white);
    border: var(--border-extra-thick);
    overflow: hidden;
    box-shadow: var(--shadow-brutal-lg);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
    break-inside: avoid;
}

.video-card:hover {
    transform: translate(-4px, -4px);
    background-color: var(--color-yellow);
    box-shadow: 16px 16px 0px var(--color-black);
}

.video-card__link {
    color: inherit;
    text-decoration: none;
    display: block;
    height: 100%;
}

.video-card__thumbnail {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    background: var(--color-green);
    overflow: hidden;
    border-bottom: var(--border-thick);
}

.video-card__image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border: none;
}

.video-card__play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background-color: var(--color-red);
    border: var(--border-thick);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-brutal);
}

.video-card:hover .video-card__play-icon {
    background-color: var(--color-blue);
    transform: translate(-50%, -50%);
}

.video-card__content {
    padding: 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.video-card__title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--color-black);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.1;
}

.video-card__meta {
    display: flex;
    gap: 1rem;
    font-size: 1rem;
    color: var(--color-black);
    margin-bottom: 1rem;
    font-weight: 800;
}

.video-card__meta span {
    background-color: var(--color-green);
    padding: 0.25rem 0.75rem;
    border: 2px solid var(--color-black);
    text-transform: uppercase;
    font-size: 0.875rem;
}

.video-card__description {
    color: var(--color-black);
    margin-bottom: 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.3;
    flex-grow: 1;
}

.video-card__tags-container {
    padding: 1rem 2rem 2rem;
    background-color: var(--color-yellow);
    border-top: var(--border-thick);
}

.video-card__tags-section {
    margin-bottom: 1rem;
}

.video-card__tags-section:last-child {
    margin-bottom: 0;
}

.video-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.video-card__tags-title {
    width: 100%;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    font-weight: 800;
    color: var(--color-black);
}

/* Tags */
.tag {
    display: inline-block;
    background-color: var(--color-white);
    color: var(--color-black);
    padding: 0.5rem 1rem;
    border: var(--border-thick);
    font-weight: 800;
    font-size: 0.875rem;
    text-transform: uppercase;
    box-shadow: 4px 4px 0px var(--color-black);
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tag:hover {
    background-color: var(--color-pink);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px var(--color-black);
}

.tool-tag {
    background-color: var(--color-green);
    color: var(--color-black);
}

/* Footer */
.site-footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 2rem 0;
    margin-top: 4rem;
    border-top: var(--border-extra-thick);
}

.site-footer .container {
    text-align: center;
}

.site-footer p {
    font-size: 1.2rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Page outil */
.tool-description {
    background-color: var(--color-yellow);
    border: var(--border-thick);
    padding: 2rem;
    margin: 2rem 0;
    box-shadow: var(--shadow-brutal);
    font-size: 1.1rem;
    line-height: 1.6;
}

.tool-description p {
    margin-bottom: 1rem;
}

.tool-description p:last-child {
    margin-bottom: 0;
}

.no-results {
    text-align: center;
    font-size: 1.2rem;
    padding: 2rem;
    background-color: var(--color-yellow);
    border: var(--border-thick);
    box-shadow: var(--shadow-brutal);
    margin: 2rem 0;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.2rem;
    }
    
    .videos-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .site-header .container {
        padding: 1rem;
    }
    
    nav a {
        margin-left: 0.5rem;
        font-size: 1rem;
        padding: 0.4rem 0.8rem;
    }
}

/* Video Detail Page - Neubrutalism Style */
.video-detail {
    max-width: 1000px;
    margin: 2rem auto 4rem;
    padding: 0 2rem;
}

.video-container {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    margin: 2rem 0;
    background-color: var(--color-black);
    box-sizing: border-box;
}

.video-container::before {
    content: '';
    position: absolute;
    top: -6px;
    left: -6px;
    right: -6px;
    bottom: -6px;
    border: var(--border-extra-thick);
    box-shadow: var(--shadow-brutal-xl);
    z-index: -1;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    z-index: 1;
}

.video-info {
    background-color: var(--color-white);
    border: var(--border-extra-thick);
    padding: 3rem;
    margin-top: 3rem;
    box-shadow: var(--shadow-brutal-lg);
}

.video-header {
    margin-bottom: 3rem;
    text-align: center;
    background-color: var(--color-yellow);
    padding: 2rem;
    border: var(--border-thick);
    box-shadow: var(--shadow-brutal);
}

.video-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--color-black);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1;
    letter-spacing: -1px;
}

.video-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    color: var(--color-black);
    font-size: 1.1rem;
    font-weight: 800;
}

.video-meta span {
    background-color: var(--color-green);
    padding: 0.5rem 1rem;
    border: var(--border-thick);
    text-transform: uppercase;
    box-shadow: 4px 4px 0px var(--color-black);
}

.video-description,
.video-short-description {
    margin: 3rem 0;
    padding: 2rem;
    background-color: var(--color-pink);
    border: var(--border-thick);
    box-shadow: var(--shadow-brutal);
}

.video-description h2 {
    margin-bottom: 1.5rem;
    color: var(--color-black);
    font-size: 2rem;
    font-weight: 900;
    text-transform: uppercase;
}

.video-description p,
.video-short-description p {
    line-height: 1.5;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-black);
}

.video-learnings {
    margin: 3rem 0;
    padding: 2rem;
    background-color: var(--color-blue);
    color: var(--color-white);
    border: var(--border-thick);
    box-shadow: var(--shadow-brutal-lg);
}

.video-learnings h2 {
    margin-bottom: 1.5rem;
    color: var(--color-white);
    font-size: 2rem;
    font-weight: 900;
    text-transform: uppercase;
}

.video-learnings ul {
    list-style: none;
    padding: 0;
}

.video-learnings li {
    margin-bottom: 1rem;
    position: relative;
    padding-left: 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.4;
}

/* Styles pour les éléments Markdown */
.video-learnings a,
.video-description a,
.video-short-description a {
    color: var(--color-yellow);
    text-decoration: underline;
    font-weight: 800;
}

.video-learnings a:hover,
.video-description a:hover,
.video-short-description a:hover {
    color: var(--color-white);
    background-color: var(--color-black);
    text-decoration: none;
    padding: 0 0.3rem;
}

.video-learnings strong,
.video-description strong,
.video-short-description strong {
    color: var(--color-yellow);
    font-weight: 900;
}

.video-learnings em,
.video-description em,
.video-short-description em {
    font-style: italic;
    color: var(--color-white);
}

.video-learnings code,
.video-description code,
.video-short-description code {
    background-color: var(--color-black);
    color: var(--color-green);
    padding: 0.2rem 0.4rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    border-radius: 0;
    border: 2px solid var(--color-white);
}

.video-learnings li:before {
    content: "▶";
    color: var(--color-yellow);
    font-weight: 900;
    font-size: 1.2rem;
    position: absolute;
    left: 0;
    top: 0;
}

.video-tags {
    margin-top: 3rem;
    padding: 2rem;
    background-color: var(--color-green);
    border: var(--border-thick);
    box-shadow: var(--shadow-brutal);
}

.video-tags h3 {
    margin-bottom: 1.5rem;
    color: var(--color-black);
    font-size: 1.8rem;
    font-weight: 900;
    text-transform: uppercase;
}

.video-tags .tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.video-tags .tag {
    display: inline-block;
    background-color: var(--color-white);
    color: var(--color-black);
    border: var(--border-thick);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 800;
    text-transform: uppercase;
    box-shadow: var(--shadow-brutal);
    text-decoration: none;
    cursor: pointer;
}

.video-tags .tag:hover {
    background-color: var(--color-pink);
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0px var(--color-black);
}

/* Responsive pour page vidéo */
@media (max-width: 768px) {
    .video-detail {
        padding: 0 1rem;
    }
    
    .video-info {
        padding: 2rem;
    }
    
    .video-header {
        padding: 1.5rem;
    }
    
    .video-title {
        font-size: 2rem;
    }
    
    .video-meta {
        flex-direction: column;
        gap: 1rem;
        align-items: center;
    }
    
    .video-description,
    .video-short-description,
    .video-learnings,
    .video-tags {
        padding: 1.5rem;
    }
}

/* Styles pour la page d'erreur 404 */
.error-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
    padding: 2rem;
}

.error-card {
    background-color: var(--color-pink);
    border: 8px solid var(--color-black);
    box-shadow: var(--shadow-brutal-lg);
    padding: 3rem;
    max-width: 800px;
    width: 100%;
    text-align: center;
}

.error-card-500 {
    background-color: var(--color-red);
    transform: rotate(1deg);
}

.error-title {
    font-size: 8rem;
    font-weight: 900;
    margin: 0;
    line-height: 1;
    color: var(--color-black);
    text-shadow: 6px 6px 0 var(--color-white);
}

.error-message {
    margin: 2rem 0;
}

.error-message h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.error-message p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.error-details {
    font-size: 1rem;
    font-style: italic;
    margin-bottom: 2rem;
    color: var(--color-white);
}

.error-card .btn {
    display: inline-block;
    background-color: var(--color-yellow);
    color: var(--color-black);
    font-weight: 800;
    padding: 1rem 2rem;
    border: 4px solid var(--color-black);
    box-shadow: var(--shadow-brutal-sm);
    text-decoration: none;
    font-size: 1.2rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.error-card .btn:hover {
    transform: translate(4px, 4px);
    box-shadow: none;
}

/* Responsive pour page 404 */
@media (max-width: 768px) {
    .error-title {
        font-size: 6rem;
    }
    
    .error-message h2 {
        font-size: 1.8rem;
    }
    
    .error-card {
        padding: 2rem;
    }
}

/* Styles pour la page À propos */
.about-container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.about-section {
    margin-bottom: 4rem;
    padding: 2.5rem;
    border: 8px solid var(--color-black);
    box-shadow: var(--shadow-brutal);
}

.about-site {
    background-color: var(--color-blue);
    color: var(--color-white);
    transform: rotate(-1deg);
}

.about-author {
    background-color: var(--color-yellow);
    color: var(--color-black);
    transform: rotate(1deg);
}

.about-discover {
    background-color: var(--color-green);
    color: var(--color-black);
    transform: rotate(-0.5deg);
}

.about-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 2rem;
    text-transform: uppercase;
    text-shadow: 4px 4px 0 var(--color-black);
    color: var(--color-white);
}

.about-subtitle {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.about-content {
    font-size: 1.2rem;
    line-height: 1.6;
}

.about-content p {
    margin-bottom: 1.2rem;
}

.about-content ul {
    margin-bottom: 1.5rem;
    padding-left: 2rem;
}

.about-content li {
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.about-content li:before {
    content: "▶";
    position: absolute;
    left: 0;
    color: var(--color-black);
    font-weight: 900;
}

.content-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.content-card {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: var(--color-black);
    background-color: var(--color-white);
    border: 6px solid var(--color-black);
    box-shadow: var(--shadow-brutal-sm);
    padding: 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    overflow: hidden;
}

.content-card:hover {
    transform: translate(-4px, -4px);
    box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.8);
}

.content-card:nth-child(1) {
    background-color: var(--color-yellow);
}

.content-card:nth-child(2) {
    background-color: var(--color-red);
    color: var(--color-white);
}

.content-card:nth-child(3) {
    background-color: var(--color-pink);
}

.content-card:nth-child(4) {
    background-color: var(--color-blue);
    color: var(--color-white);
}

.content-card:nth-child(5) {
    background-color: var(--color-cyan);
}

.card-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
    position: relative;
}

.card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.2s ease;
    border: none !important;
}

.content-card:hover .card-icon img {
    transform: rotate(5deg);
}

.card-content h3 {
    font-size: 1.8rem;
    font-weight: 900;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
}

.card-content p {
    font-size: 1rem;
    line-height: 1.4;
    font-weight: 500;
}

/* Responsive pour page À propos */
@media (max-width: 768px) {
    .about-title {
        font-size: 2.2rem;
    }
    
    .about-subtitle {
        font-size: 1.8rem;
    }
    
    .about-section {
        padding: 1.5rem;
    }
    
    .content-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .card-content h3 {
        font-size: 1.5rem;
    }
}