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

html, body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--background);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
    min-height: 100vh;
}

/* Container */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    background-color: var(--header-bg);
    padding: 30px 0;
    text-align: center;
}

.site-title {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

h3, h4{
    margin-top: 1em;
    border-top: 1px solid var(--accent-color);
    color: var(--accent-color);
}

h2 {
    color: var(--accent-color);
}

.site-description {
    font-size: 1.2rem;
    color: var(--muted-text);
}

/* Layout principal */
.layout {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

/* Sidebar */
.sidebar {
    flex: 1;
    max-width: 250px;
}

.sidebar-title {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.article-list {
    list-style: none;
}

.article-list li {
    margin-bottom: 15px;
}

.article-list li.currentArticle {
    color: var(--accent-color);
}
.article-list li a {
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

.article-list li a:hover {
    color: var(--accent-color);
}

/* Contenu principal */
.content {
    flex: 3;
}

.blog-post {
    background: var(--card-bg);
    padding: 30px 20px;
    border-radius: 15px;
    box-shadow: 0 4px 20px var(--card-bg);
}

.post-title {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.post-meta {
    font-size: 0.9rem;
    color: var(--muted-text);
    margin-bottom: 20px;
}

.blog-post p {
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

/* Blockquote */
blockquote {
    background: var(--blockquote-bg);
    border-left: 4px solid var(--accent-color);
    padding: 15px 20px;
    margin: 20px 0;
    font-style: italic;
}
/* Liens dans les blockquotes : affichage horizontal avec espacement */
blockquote .links {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

/* Style des liens dans les blockquotes */
blockquote .links a {
    color: var(--accent-color);
    text-decoration: underline;
    transition: color 0.3s;
    font-size: 0.95rem;
}

blockquote .links a:hover {
    color: var(--accent-hover);
}

/* Citation et auteur à la fin du blockquote */
blockquote footer {
    text-align: right;
    font-size: 1rem;
    color: var(--text-light);
    margin-top: 20px;
}
blockquote cite {
    display: block;
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--muted-text);
}

/* Liens */
a {
    color: var(--accent-color);
    text-decoration: underline;
    transition: color 0.3s;
}

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

/* Surlignages */
mark {
    background-color: var(--highlight-bg);
    padding: 0 4px;
    border-radius: 5px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
    font-size: 0.9rem;
    color: var(--muted-text);
}

/* Thèmes Light/Dark */
body {
    --background: #f0f4f8;
    --background: #C0D4D8;
    --card-bg: #ffffff;
    --header-bg: #eaf1f8;
    --blockquote-bg: #f8f9fa;
    --text-color: #333;
    --accent-color: #3498db;
    --accent-hover: #2980b9;
    --highlight-bg: #ffeaa7;
    --muted-text: #7f8c8d;
}

/* @media (prefers-color-scheme: dark) { */
body.dark {
        --background: #121212;
        --background2: #1A1A1A;
        --background3: #222;
        --card-bg: #1e1e1e;
        --header-bg: #1f1f1f;
        --blockquote-bg: #2c2c2c;
        --text-color: #e0e0e0;
        --muted-text: #9e9e9e;
    }
    body.dark .darkInvert { filter: invert(100%);}
/* } */

/* Responsive */
@media (max-width: 800px) {
    .layout {
        flex-direction: column;
    }

    .sidebar {
        max-width: 100%;
        margin-bottom: 30px;
    }

    .article-list {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }

    .article-list li {
        flex: 1 1 45%;
    }

    .content {
        flex: 1;
    }
}


       table > tr td{ border:1px solid var(--accent-color);}
       table {
	   border-collapse: collapse;
           width:100%;
           margin-bottom:1em;
       }
       table th{
	   background-color:var(--accent-color);
	   font-weight:bold;
       }

      ul.liste {
	  padding-inline-start: 0em;
	  list-style-type: circle;
	  margin-left:3em;
	  margin-right:3em;
      }

      ul.demo {
	  padding-inline-start: 0em;
	  list-style-type: none;
	  margin-left:3em;
	  margin-right:3em;
	  font-size:smaller;
	  font-family:monospace;
	  border:1px solid;
      }
      ul.demo ul {
	  list-style-type: none;
	  margin-left:1em;
	  border-left:1px solid;
	  padding-inline-start: 1em;
      }
      .invalide:before {
	  content:'invalide';
	  background-color:#A20;
	  color: #FFF;
      }
      .invalide {
	  color: #A20;
      }
      .tordue:before {
	  content:'raisonnement inutilement compliqué';
	  background-color:#D60;
	  color: #FFF;
      }
      .tordue {
	  color: #D60;
      }
ul.demo li:nth-child(even) {
  background-color: var(--background);
}
ul.demo li:nth-child(odd) {
  background-color: var(--background2);
}

ul.demo li ul li:nth-child(odd) {
  background-color: var(--background3);
}

    .svg-container {
      width: 100%;
      height: 30em;
      border: 1px solid #ccc;
      background: #f9f9f9;
    }
    svg {
      width: 100%;
      height: 100%;
      cursor: grab;
    }
  .fullscreen-btn {
    position: relative;
    top: -3em;
    padding: 6px 10px;
    background: rgba(0,0,0,0.6);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    z-index: 9999;
  }

  .fullscreen-btn:hover {
    background: rgba(0,0,0,0.8);
  }

input[type="text"],
input[type="number"],
textarea {
    background: var(--background2);
    color: var(--text-color);
    border: 1px solid var(--background3);
    padding: 0.4rem 0.6rem;
}

input[type="text"]::placeholder,
input[type="number"]::placeholder,
textarea::placeholder {
    color: var(--muted-text);
}



input[type="button"],
input[type="submit"] {
    margin:5px;
    background: var(--background3);
    color: var(--text-color);
    border: 2px solid var(--background2);
    padding: 0.15rem 0.9rem;
    cursor: pointer;
    border-radius: 6px;
    box-shadow: 0 0 0 2px var(--background), 0 2px 6px rgba(0,0,0,0.4);
    transition: background 0.15s, box-shadow 0.15s, border-color 0.15s;
}

input[type="button"]:hover,
input[type="submit"]:hover {
    background: var(--background2);
    border-color: var(--text-color);
    box-shadow: 0 0 0 2px var(--background), 0 3px 8px rgba(0,0,0,0.6);
}

.code-wrapper {
    max-width: 100%;
    max-height: 300px;    /* ajuste la valeur */
    overflow: auto;       /* scroll si ça déborde */
}

.code-wrapper pre {
    background: var(--background2);
    color: var(--text-color);
    padding: 1rem;
    border: 1px solid var(--background3);
    border-radius: 6px;
    font-family: "Fira Code", monospace;
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0;

    white-space: pre-wrap; /* wrap si trop long */
    word-break: break-word;
    box-sizing: border-box;
}






/* Boîte des mots-clés */
.tag-box {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(0,0,0,0.06);
}

.tag-box-title {
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}

/* Liste de tags */
.tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag-list li {
  margin: 0;
}


.tag-list span {
  background: var(--accent-color);
}
.tag-list a {
  background: var(--blockquote-bg);
}

.tag-list a, .tag-list span {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  font-size: 0.85rem;
  border-radius: 999px;
  color: var(--text-color);
  text-decoration: none;
  border: 1px solid rgba(0,0,0,0.04);
  transition: background 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

.tag-list a:hover {
  background: var(--accent-color);
  color: #fff;
  transform: translateY(-1px);
}

.post-meta time {
  color: var(--text-color);
font-size:smaller;
}






.footer-links {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.35rem 0.6rem;
  background: var(--card-bg);
  border-radius: 6px;
  text-decoration: none;
  color: var(--text-color);
  border: 1px solid rgba(0,0,0,0.08);
}

.footer-links a:hover {
  background: var(--accent-color);
  color: #fff;
}

.footer-links img {
  height: 22px;
  width: 22px;
  display: block;
}