/* The Monospace Web - CSS principal (sans les styles critiques inline) */
/* Basé sur https://owickstrom.github.io/the-monospace-web/ et Original.css */

/* Police JetBrains Mono locale */
@font-face {
  font-family: 'JetBrains Mono';
  src: url('fonts/JetBrainsMonoRegular.woff') format('woff');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Variables supplémentaires (les critiques sont inline) */
  --border-thickness: 2px;
  --text-color-alt: #666;
  --background-color-alt: #eee;

  --font-weight-normal: 500;
  --font-weight-medium: 600;
  --font-weight-bold: 800;

  /* Propriétés typographiques avancées */
  font-optical-sizing: auto;
  font-weight: var(--font-weight-normal);
  font-style: normal;
  font-variant-numeric: tabular-nums lining-nums;
}

@media (prefers-color-scheme: dark) {
  :root {
    /* Variables supplémentaires mode sombre */
    --text-color-alt: #aaa;
    --background-color-alt: #111;
  }
}

* {
  box-sizing: border-box;
}

* + * {
  margin-top: var(--line-height);
}

html {
  /* Layout properties (colors et font-family sont inline) */
  display: flex;
  width: 100%;
  margin: 0;
  padding: 0;
  flex-direction: column;
  align-items: center;
}

body {
  /* Layout properties (margin, line-height, font-family sont inline) */
  position: relative;
  width: 100%;
  padding: var(--line-height) 2ch;
  max-width: calc(min(80ch, round(down, 100%, 1ch)));
  overflow-x: hidden;
}

@media screen and (max-width: 480px) {
  :root {
    font-size: 14px;
  }
  body {
    padding: var(--line-height) 1ch;
  }
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  margin: calc(var(--line-height) * 2) 0 var(--line-height);
  line-height: var(--line-height);
}

h1 {
  font-size: 2rem;
  line-height: calc(2 * var(--line-height));
  margin-bottom: calc(var(--line-height) * 2);
  text-transform: uppercase;
}

h2 {
  font-size: 1rem;
  text-transform: uppercase;
}

hr {
  position: relative;
  display: block;
  height: var(--line-height);
  margin: calc(var(--line-height) * 1.5) 0;
  border: none;
  color: var(--text-color);
}

hr:after {
  display: block;
  content: "";
  position: absolute;
  top: calc(var(--line-height) / 2 - var(--border-thickness));
  left: 0;
  width: 100%;
  border-top: calc(var(--border-thickness) * 3) double var(--text-color);
  height: 0;
}

a {
  text-decoration-thickness: var(--border-thickness);
}

a:link, a:visited {
  color: var(--text-color);
}

p {
  margin-bottom: var(--line-height);
}

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

em {
  font-style: italic;
}

sub {
  position: relative;
  display: inline-block;
  margin: 0;
  vertical-align: sub;
  line-height: 0;
  width: calc(1ch / 0.75);
  font-size: .75rem;
}

table {
  position: relative;
  top: calc(var(--line-height) / 2);
  width: calc(round(down, 100%, 1ch));
  border-collapse: collapse;
  margin: 0 0 calc(var(--line-height) * 2);
}

th, td {
  border: var(--border-thickness) solid var(--text-color);
  padding: 
    calc((var(--line-height) / 2))
    calc(1ch - var(--border-thickness) / 2)
    calc((var(--line-height) / 2) - (var(--border-thickness)))
  ;
  line-height: var(--line-height);
  vertical-align: top;
  text-align: left;
}

table tbody tr:first-child > * {
  padding-top: calc((var(--line-height) / 2) - var(--border-thickness));
}

th {
  font-weight: 700;
}

.width-min {
  width: 0%;
}

.width-auto {
  width: 100%;
}

.header {
  margin-bottom: calc(var(--line-height) * 2);
}

.header h1 {
  margin: 0;
}

.header tr td:last-child {
  text-align: right;
}

p {
  word-break: break-word;
  word-wrap: break-word;
  hyphens: auto;
}

img, video {
  display: block;
  width: 100%;
  object-fit: contain;
  overflow: hidden;
}

img {
  font-style: italic;
  color: var(--text-color-alt);
}

details {
  border: var(--border-thickness) solid var(--text-color);
  padding: calc(var(--line-height) - var(--border-thickness)) 1ch;
  margin-bottom: var(--line-height);
}

summary {
  font-weight: var(--font-weight-medium);
  cursor: pointer;
}

details[open] summary {
  margin-bottom: var(--line-height);
}

details ::marker {
  display: inline-block;
  content: '▶';
  margin: 0;
}

details[open] ::marker {
  content: '▼';
}

details :last-child {
  margin-bottom: 0;
}

pre {
  white-space: pre;
  overflow-x: auto;
  margin: var(--line-height) 0;
  overflow-y: hidden;
}

figure pre {
  margin: 0;
}

pre, code {
  font-family: var(--font-family);
}

code {
  font-weight: var(--font-weight-medium);
}

figure {
  margin: calc(var(--line-height) * 2) 3ch;
  overflow-x: auto;
  overflow-y: hidden;
}

figcaption {
  display: block;
  font-style: italic;
  margin-top: var(--line-height);
}

ul, ol {
  padding: 0;
  margin: 0 0 var(--line-height);
}

ul {
  list-style-type: square;
  padding: 0 0 0 2ch;
}

ol {
  list-style-type: none;
  counter-reset: item;
  padding: 0;
}

ol ul,
ol ol,
ul ol,
ul ul {
  padding: 0 0 0 3ch;
  margin: 0;
}

ol li:before { 
  content: counters(item, ".") ". ";
  counter-increment: item;
  font-weight: var(--font-weight-medium);
}

li {
  margin: 0;
  padding: 0;
}

li::marker {
  line-height: 0;
}

::-webkit-scrollbar {
    height: var(--line-height);
}

input, button, textarea {
  border: var(--border-thickness) solid var(--text-color);
  padding: 
    calc(var(--line-height) / 2 - var(--border-thickness))
    calc(1ch - var(--border-thickness));
  margin: 0;
  font: inherit;
  font-weight: inherit;
  height: calc(var(--line-height) * 2);
  width: auto;
  overflow: visible;
  background: var(--background-color);
  color: var(--text-color);
  line-height: normal;
  -webkit-font-smoothing: inherit;
  -moz-osx-font-smoothing: inherit;
  -webkit-appearance: none;
}

input[type=checkbox],
input[type=radio] {
  display: inline-grid;
  place-content: center;
  vertical-align: top;
  width: 2ch;
  height: var(--line-height);
  cursor: pointer;
}

input[type=checkbox]:checked:before,
input[type=radio]:checked:before {
  content: "";
  width: 1ch;
  height: calc(var(--line-height) / 2);
  background: var(--text-color);
}

input[type=radio],
input[type=radio]:before {
  border-radius: 100%;
}

button:focus, input:focus {
  --border-thickness: 3px;
  outline: none;
}

input {
  width: calc(round(down, 100%, 1ch));
}

::placeholder {
  color: var(--text-color-alt);
  opacity: 1;
}

::-ms-input-placeholder {
  color: var(--text-color-alt);
}

button::-moz-focus-inner {
  padding: 0;
  border: 0
}

button {
  text-transform: uppercase;
  font-weight: var(--font-weight-medium);
  cursor: pointer;
}

button:hover {
  background: var(--background-color-alt);
}

button:active {
  transform: translate(2px, 2px);
}

label {
  display: block;
  width: calc(round(down, 100%, 1ch));
  height: auto;
  line-height: var(--line-height);
  font-weight: var(--font-weight-medium);
  margin: 0;
}

label input {
  width: 100%;
}

.tree, .tree ul {
  position: relative;
  padding-left: 0;
  list-style-type: none;
  line-height: var(--line-height);
}

.tree ul {
  margin: 0;
}

.tree ul li {
  position: relative;
  padding-left: 1.5ch;
  margin-left: 1.5ch;
  border-left: var(--border-thickness) solid var(--text-color);
}

.tree ul li:before {
  position: absolute;
  display: block;
  top: calc(var(--line-height) / 2);
  left: 0;
  content: "";
  width: 1ch;
  border-bottom: var(--border-thickness) solid var(--text-color);
}

.tree ul li:last-child {
  border-left: none;
}

.tree ul li:last-child:after {
  position: absolute;
  display: block;
  top: 0;
  left: 0;
  content: "";
  height: calc(var(--line-height) / 2);
  border-left: var(--border-thickness) solid var(--text-color);
}

.grid {
  --grid-cells: 0;
  display: flex;
  gap: 1ch;
  width: calc(round(down, 100%, (1ch * var(--grid-cells)) - (1ch * var(--grid-cells) - 1)));
  margin-bottom: var(--line-height);
}

.grid > *,
.grid > input {
  flex: 0 0 calc(round(down, (100% - (1ch * (var(--grid-cells) - 1))) / var(--grid-cells), 1ch));
}

.grid:has(> :last-child:nth-child(1)) { --grid-cells: 1; }
.grid:has(> :last-child:nth-child(2)) { --grid-cells: 2; }
.grid:has(> :last-child:nth-child(3)) { --grid-cells: 3; }
.grid:has(> :last-child:nth-child(4)) { --grid-cells: 4; }
.grid:has(> :last-child:nth-child(5)) { --grid-cells: 5; }
.grid:has(> :last-child:nth-child(6)) { --grid-cells: 6; }
.grid:has(> :last-child:nth-child(7)) { --grid-cells: 7; }
.grid:has(> :last-child:nth-child(8)) { --grid-cells: 8; }
.grid:has(> :last-child:nth-child(9)) { --grid-cells: 9; }

/* Adaptations pour le portfolio */
.ascii-art {
  text-align: center;
  font-family: var(--font-family);
  margin: calc(var(--line-height) * 2) 0;
}

.intro {
  text-align: center;
  margin: calc(var(--line-height) * 2) 0;
}

nav {
  border: var(--border-thickness) solid var(--text-color);
  padding: calc(var(--line-height) - var(--border-thickness)) 1ch;
  margin-bottom: var(--line-height);
}

nav h2 {
  margin-top: 0;
  margin-bottom: var(--line-height);
}

nav ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

nav li {
  margin: calc(var(--line-height) / 2) 0;
}

nav li::before {
  content: "• ";
  color: var(--text-color-alt);
}

/* Amélioration de l'accessibilité - Touch targets */
nav a {
  display: inline-block;
  min-height: 44px; /* WCAG 2.1 AA minimum touch target */
  min-width: 44px;
  padding: calc(var(--line-height) / 2) 1ch;
  line-height: 44px;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: 2px;
}

nav a:hover,
nav a:focus {
  background-color: var(--background-color-alt);
  border-color: var(--text-color);
  outline: none;
}

nav a:focus {
  box-shadow: 0 0 0 2px var(--text-color);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1ch;
  margin-bottom: var(--line-height);
}

.contact-card {
  border: var(--border-thickness) solid var(--text-color);
  padding: calc(var(--line-height) - var(--border-thickness)) 1ch;
  /* Hauteur et affichage uniformes */
  min-height: calc(var(--line-height) * 3.5);
  display: grid;
  grid-template-rows: auto 1fr;
  align-content: center;
}

.contact-label {
  display: block;
  margin: 0 0 calc(var(--line-height) / 2) 0;
  font-weight: var(--font-weight-medium);
  font-size: 1rem;
}

.contact-card p {
  margin: 0;
  align-self: center;
}

.contact-card a {
  display: inline-block;
  min-height: 44px; /* WCAG 2.1 AA minimum touch target */
  padding: calc(var(--line-height) / 4) calc(var(--line-height) / 2);
  line-height: calc(44px - var(--line-height) / 2);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: 2px;
  width: 100%;
  text-align: center;
}

.contact-card a:hover,
.contact-card a:focus {
  background-color: var(--background-color-alt);
  border-color: var(--text-color);
  outline: none;
  text-decoration: underline;
}

.contact-card a:focus {
  box-shadow: 0 0 0 2px var(--text-color);
}

.project {
  border: var(--border-thickness) solid var(--text-color);
  padding: calc(var(--line-height) - var(--border-thickness)) 1ch;
  margin-bottom: var(--line-height);
}

.project h3 {
  margin-top: 0;
  margin-bottom: var(--line-height);
}

.availability {
  margin: calc(var(--line-height) * 2) 0;
}

.status {
  border: var(--border-thickness) solid var(--text-color);
  padding: calc(var(--line-height) - var(--border-thickness)) 1ch;
  margin: var(--line-height) 0;
  font-family: var(--font-family);
  white-space: pre;
}

.diagram {
  border: var(--border-thickness) solid var(--text-color);
  padding: calc(var(--line-height) - var(--border-thickness)) 1ch;
  margin: var(--line-height) 0;
  overflow-x: auto;
}

/* Suppression de la bordure double avant le footer */
section:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

footer {
  margin-top: calc(var(--line-height) * 2);
  padding-top: var(--line-height);
  border-top: calc(var(--border-thickness) * 3) double var(--text-color);
  text-align: center;
  color: var(--text-color-alt);
  font-size: 0.9rem;
}

/* DEBUG UTILITIES - optionnel */
.debug .debug-grid {
  --color: color-mix(in srgb, var(--text-color) 10%, var(--background-color) 90%);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  background-image:
    repeating-linear-gradient(var(--color) 0 1px, transparent 1px 100%),
    repeating-linear-gradient(90deg, var(--color) 0 1px, transparent 1px 100%);
  background-size: 1ch var(--line-height);
  margin: 0;
}

.debug .off-grid {
  background: rgba(255, 0, 0, 0.1);
}

.debug-toggle-label {
  text-align: right;
}

/* ================================ */
/* AMÉLIORATIONS D'ACCESSIBILITÉ    */
/* ================================ */

/* Classe pour masquer visuellement mais garder accessible aux lecteurs d'écran */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus states améliorés pour tous les éléments interactifs */
*:focus {
  outline: 2px solid var(--text-color);
  outline-offset: 2px;
}

/* Navigation au clavier améliorée - focus visible seulement au clavier */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
details:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--text-color);
  outline-offset: 2px;
  box-shadow: 0 0 0 1px var(--background-color), 0 0 0 4px var(--text-color);
}

/* Touch targets étendus pour mobile */
@media (max-width: 768px) {
  nav a {
    min-height: 48px; /* Plus grand sur mobile */
    padding: calc(var(--line-height) / 2) 1.5ch;
  }
  
  .contact-card a {
    min-height: 48px;
    padding: calc(var(--line-height) / 3) calc(var(--line-height) / 2);
  }
}

/* Amélioration du contraste pour les états de survol */
@media (prefers-contrast: high) {
  nav a:hover,
  nav a:focus,
  .contact-card a:hover,
  .contact-card a:focus {
    background-color: var(--text-color);
    color: var(--background-color);
  }
}

/* Respect des préférences de mouvement réduit */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}