/*
 * Surcouche de mise en forme (chargée après poole.css et lanyon.css).
 * Objectif : clarté et lisibilité, sans changer la palette du thème (theme-base-08).
 */

:root {
  --accent: #ac4142;
  --texte: #444;
  --titres: #2b2b2b;
  --discret: #777;
  --filet: #e8e8e8;
  --fond-doux: #f7f7f7;
  --police: "Source Sans 3", "Source Sans Pro", -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --police-code: "SFMono-Regular", Menlo, Monaco, Consolas, "Courier New", monospace;
}

/* Typographie de base */
html {
  font-family: var(--police);
  font-size: 16px;
  line-height: 1.6;
}
@media (max-width: 38em) {
  html {
    font-size: 16px;
  }
}

body {
  color: var(--texte);
  font-size: 1.0625rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* Colonne de lecture : environ 75 caractères par ligne */
.container {
  max-width: 46rem;
}

/* Titres */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--police);
  color: var(--titres);
  font-weight: 600;
  letter-spacing: -.01em;
  line-height: 1.25;
}
h1 { font-size: 1.85rem; }
h2 { font-size: 1.4rem;  margin-top: 2.25rem; }
h3 { font-size: 1.2rem;  margin-top: 2rem; }
h4 { font-size: 1.15rem; margin-top: 2rem; margin-bottom: .6rem; }
h5, h6 { font-size: 1rem; margin-top: 1.5rem; }

.page-title,
.post-title {
  font-weight: 600;
  margin-bottom: 1.5rem;
  padding-bottom: .6rem;
  border-bottom: 2px solid var(--accent);
  display: inline-block;
}
.page-title + *,
.post-title + * {
  clear: both;
}

/* Texte courant */
p, ul, ol, dl {
  margin-bottom: 1.1rem;
}
li {
  margin-bottom: .3rem;
}
li > ul, li > ol {
  margin-top: .3rem;
  margin-bottom: .3rem;
}
strong, b {
  color: var(--titres);
  font-weight: 600;
}

/* Liens : couleur du thème, soulignement fin au survol */
a {
  text-underline-offset: .18em;
  text-decoration-thickness: 1px;
}
.container a:hover,
.container a:focus {
  text-decoration: underline;
}

/* Images et légendes */
.content img {
  border-radius: 2px;
}
.content p[style*="text-align: center"] {
  color: var(--discret);
  line-height: 1.45;
  margin-top: .4rem;
  margin-bottom: 1.6rem;
}

/* Blocs « imagette + texte » (page Méthodes) : hauteur ajustée au contenu */
.content div[style*="height:200px"] {
  height: auto !important;
  overflow: hidden;
}

/* Citations et encadrés */
blockquote {
  margin: 1.2rem 0;
  padding: .6rem 1rem;
  color: var(--texte);
  background-color: var(--fond-doux);
  border-left: 3px solid var(--accent);
}
blockquote p:last-child {
  margin-bottom: 0;
}

/* Code */
code, pre {
  font-family: var(--police-code);
}
code {
  font-size: 82%;
  padding: .15em .4em;
  color: var(--accent);
  background-color: var(--fond-doux);
}
pre {
  font-size: .8rem;
  border: 1px solid var(--filet);
  border-radius: 3px;
  background-color: var(--fond-doux);
}
pre code {
  color: inherit;
  background: transparent;
}

/* Filets et tableaux */
hr {
  margin: 2rem 0;
  border: 0;
  border-top: 1px solid var(--filet);
}
table {
  font-size: .95em;
  border-collapse: collapse;
}
td, th {
  border: 1px solid var(--filet);
  padding: .35rem .6rem;
}
th {
  background-color: var(--fond-doux);
  font-weight: 600;
}

/* En-tête du site */
.masthead {
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--filet);
}
.masthead-title {
  font-family: var(--police);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0;
}
.masthead-title small {
  font-size: 80%;
  font-weight: 400;
  color: #a0a0a0;
  margin-left: .3rem;
}

/* Barre latérale */
.sidebar {
  font-family: var(--police);
  font-size: .95rem;
}
.sidebar-item p {
  line-height: 1.45;
}
.sidebar-nav-item {
  padding: .55rem 1rem;
}
.sidebar-item li {
  list-style: none;
  margin-bottom: .2rem;
}

/* Bouton du menu latéral : deux traits fins qui pivotent en croix à l'ouverture */
.sidebar-toggle,
.sidebar-toggle:active,
#sidebar-checkbox:focus ~ .sidebar-toggle,
#sidebar-checkbox:checked ~ .sidebar-toggle,
.theme-base-08 .sidebar-toggle:active,
.theme-base-08 #sidebar-checkbox:checked ~ .sidebar-toggle {
  top: .95rem;
  width: 2.25rem;
  height: 2.25rem;
  padding: 0;
  background-color: transparent;
  border-radius: 50%;
  color: var(--accent);
}
.sidebar-overlay #sidebar-checkbox:checked ~ .sidebar-toggle {
  box-shadow: none;
}
.sidebar-toggle:before,
.sidebar-toggle:after,
.sidebar-toggle:active:before,
#sidebar-checkbox:focus ~ .sidebar-toggle:before,
#sidebar-checkbox:checked ~ .sidebar-toggle:before {
  content: "";
  position: absolute;
  left: .5rem;
  width: 1.25rem;
  height: 1.5px;
  background: currentColor;
  border-radius: 1px;
  transition: transform .3s ease-in-out, top .3s ease-in-out;
}
.sidebar-toggle:before { top: calc(50% - 4px); }
.sidebar-toggle:after  { top: calc(50% + 3px); }

.sidebar-toggle:hover,
#sidebar-checkbox:focus-visible ~ .sidebar-toggle {
  background-color: rgba(172, 65, 66, .08);
}
#sidebar-checkbox:checked ~ .sidebar-toggle:before {
  top: calc(50% - .75px);
  transform: rotate(45deg);
}
#sidebar-checkbox:checked ~ .sidebar-toggle:after {
  top: calc(50% - .75px);
  transform: rotate(-45deg);
}