/* ==========================================================================
   ligne de crete — feuille de style unique.
   Sombre par defaut, variante claire. Aucune dependance externe.
   ========================================================================== */

/* --- Polices -------------------------------------------------------------
   Sous-ensembles latins IBM Plex (OFL). Le navigateur ne telecharge que la
   plage de caracteres dont il a besoin.                                    */

@font-face {
  font-family: "Plex Sans";
  src: url("fonts/IBMPlexSans-Regular-Latin1.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
  unicode-range: U+0020-007E, U+00A0-00FF, U+0131, U+0152-0153, U+02C6, U+02DA,
    U+02DC, U+2013-2014, U+2018-201A, U+201C-201E, U+2020-2022, U+2026, U+2030,
    U+2039-203A, U+2044, U+20AC, U+2122, U+2212, U+FB01-FB02;
}
@font-face {
  font-family: "Plex Sans";
  src: url("fonts/IBMPlexSans-SemiBold-Latin1.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
  unicode-range: U+0020-007E, U+00A0-00FF, U+0131, U+0152-0153, U+02C6, U+02DA,
    U+02DC, U+2013-2014, U+2018-201A, U+201C-201E, U+2020-2022, U+2026, U+2030,
    U+2039-203A, U+2044, U+20AC, U+2122, U+2212, U+FB01-FB02;
}
@font-face {
  font-family: "Plex Sans";
  src: url("fonts/IBMPlexSans-Italic-Latin1.woff2") format("woff2");
  font-weight: 400; font-style: italic; font-display: swap;
  unicode-range: U+0020-007E, U+00A0-00FF, U+0131, U+0152-0153, U+02C6, U+02DA,
    U+02DC, U+2013-2014, U+2018-201A, U+201C-201E, U+2020-2022, U+2026, U+2030,
    U+2039-203A, U+2044, U+20AC, U+2122, U+2212, U+FB01-FB02;
}
@font-face {
  font-family: "Plex Mono";
  src: url("fonts/IBMPlexMono-Regular-Latin1.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
  unicode-range: U+0020-007E, U+00A0-00FF, U+0131, U+0152-0153, U+02C6, U+02DA,
    U+02DC, U+2013-2014, U+2018-201A, U+201C-201E, U+2020-2022, U+2026, U+2030,
    U+2039-203A, U+2044, U+20AC, U+2122, U+2212, U+FB01-FB02;
}
@font-face {
  font-family: "Plex Mono";
  src: url("fonts/IBMPlexMono-Regular-Pi.woff2") format("woff2");
  font-weight: 400; font-style: normal; font-display: swap;
  unicode-range: U+2190-2199, U+21A9-21AA, U+2202, U+2206, U+2211, U+221E,
    U+2248, U+2260, U+2264-2265, U+2500-259F, U+25CA, U+2713;
}
@font-face {
  font-family: "Plex Mono";
  src: url("fonts/IBMPlexMono-SemiBold-Latin1.woff2") format("woff2");
  font-weight: 600; font-style: normal; font-display: swap;
  unicode-range: U+0020-007E, U+00A0-00FF, U+0131, U+0152-0153, U+02C6, U+02DA,
    U+02DC, U+2013-2014, U+2018-201A, U+201C-201E, U+2020-2022, U+2026, U+2030,
    U+2039-203A, U+2044, U+20AC, U+2122, U+2212, U+FB01-FB02;
}

/* --- Jetons --------------------------------------------------------------- */

:root {
  --fond:        #0B0E0F;
  --fond-doux:   #0F1416;
  --surface:     #12171A;
  --surface-vive:#171E22;
  --filet:       #1F2A2E;
  --filet-vif:   #2C3B41;
  --texte:       #D6DEE1;
  --texte-fort:  #F2F6F7;
  --attenue:     #7C8C92;
  --accent:      #5EE6A8;
  --accent-doux: rgba(94, 230, 168, .12);
  --accent-2:    #6FD3E8;
  --alerte:      #E8B36F;

  --police-sans: "Plex Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --police-mono: "Plex Mono", ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --rangee: 76rem;
  --gouttiere: clamp(1.25rem, 4vw, 2.75rem);
  --rayon: 3px;
  --transition: 140ms ease;

  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --fond:        #F7F8F7;
    --fond-doux:   #FFFFFF;
    --surface:     #FFFFFF;
    --surface-vive:#FFFFFF;
    --filet:       #E1E6E4;
    --filet-vif:   #C6D0CD;
    --texte:       #10161A;
    --texte-fort:  #05090B;
    --attenue:     #566468;
    --accent:      #06714E;
    --accent-doux: rgba(6, 113, 78, .09);
    --accent-2:    #0E6478;
    --alerte:      #8A5A12;
    color-scheme: light;
  }
}

:root[data-theme="light"] {
  --fond:        #F7F8F7;
  --fond-doux:   #FFFFFF;
  --surface:     #FFFFFF;
  --surface-vive:#FFFFFF;
  --filet:       #E1E6E4;
  --filet-vif:   #C6D0CD;
  --texte:       #10161A;
  --texte-fort:  #05090B;
  --attenue:     #566468;
  --accent:      #06714E;
  --accent-doux: rgba(6, 113, 78, .09);
  --accent-2:    #0E6478;
  --alerte:      #8A5A12;
  color-scheme: light;
}

/* --- Socle ---------------------------------------------------------------- */

*, *::before, *::after { box-sizing: border-box; }

/* L'attribut `hidden` pilote le filtre et le panneau sans JavaScript actif.
   Sans ce !important, les regles de composant (display: flex) l'emportent
   sur la feuille du navigateur et l'element reste visible. */
[hidden] { display: none !important; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  background: var(--fond);
  color: var(--texte);
  font-family: var(--police-sans);
  font-size: clamp(1rem, .96rem + .18vw, 1.075rem);
  line-height: 1.65;
  font-feature-settings: "kern", "liga";
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main { flex: 1 0 auto; }

img, svg { max-width: 100%; }

h1, h2, h3, h4 {
  color: var(--texte-fort);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -.015em;
  margin: 0 0 .5em;
  text-wrap: balance;
}

h1 { font-size: clamp(2rem, 1.4rem + 2.6vw, 3.15rem); }
h2 { font-size: clamp(1.4rem, 1.15rem + 1.1vw, 1.95rem); }
h3 { font-size: clamp(1.08rem, 1rem + .4vw, 1.25rem); }

p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: .22em; }
a:hover { color: var(--texte-fort); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

::selection { background: var(--accent); color: var(--fond); }

.mono {
  font-family: var(--police-mono);
  font-size: .82em;
  letter-spacing: .015em;
}
.attenue { color: var(--attenue); }
.liste-nue { list-style: none; margin: 0; padding: 0; }
.code { color: var(--accent); }

.saut {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--accent);
  color: var(--fond);
  padding: .6rem 1rem;
  font-family: var(--police-mono);
}
.saut:focus { left: 0; }

/* --- Gabarit -------------------------------------------------------------- */

.rangee {
  max-width: var(--rangee);
  margin-inline: auto;
  padding-inline: var(--gouttiere);
}

main > section,
main > article { padding-block: clamp(2.75rem, 6vw, 4.75rem); }

main > .rangee:first-child { padding-top: clamp(1.5rem, 3vw, 2.25rem); }

.section-tete { margin-bottom: 2rem; max-width: 46rem; }
.section-titre { margin-bottom: .35rem; }

/* --- En-tete -------------------------------------------------------------- */

.entete {
  border-bottom: 1px solid var(--filet);
  background: var(--fond);
  background: color-mix(in srgb, var(--fond) 88%, transparent);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.entete > .rangee {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
  flex-wrap: wrap;
}

.marque {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  color: var(--texte-fort);
  text-decoration: none;
  font-family: var(--police-mono);
  font-weight: 600;
  letter-spacing: .04em;
  font-size: .95rem;
}
.marque-glyphe { color: var(--accent); flex: none; }
.marque:hover .marque-glyphe { color: var(--accent-2); }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(.75rem, 2.5vw, 1.6rem);
  font-family: var(--police-mono);
  font-size: .84rem;
}
.nav a {
  color: var(--attenue);
  text-decoration: none;
  padding: .25rem 0;
  border-bottom: 1px solid transparent;
}
.nav a:hover { color: var(--texte-fort); }
.nav a[aria-current="page"] { color: var(--accent); border-bottom-color: var(--accent); }

.bascule {
  background: none;
  border: 1px solid var(--filet);
  color: var(--attenue);
  border-radius: var(--rayon);
  width: 2rem; height: 2rem;
  display: grid; place-items: center;
  cursor: pointer;
  font-size: .95rem;
  transition: color var(--transition), border-color var(--transition);
}
.bascule:hover { color: var(--accent); border-color: var(--filet-vif); }

/* --- Ligne de prompt ------------------------------------------------------ */

.prompt {
  color: var(--attenue);
  margin-bottom: 1.1rem;
  letter-spacing: .03em;
}
.prompt .sigil { color: var(--accent); margin-right: .5ch; }
.caret {
  display: inline-block;
  width: .55ch; height: 1.05em;
  margin-left: .35ch;
  background: var(--accent);
  vertical-align: -.16em;
  animation: clignote 1.15s steps(1) infinite;
}
@keyframes clignote { 0%, 55% { opacity: 1 } 56%, 100% { opacity: 0 } }

/* --- Hero ----------------------------------------------------------------- */

.hero { padding-block: clamp(3rem, 9vw, 6.5rem) clamp(2.5rem, 6vw, 4rem); }
.hero-titre { max-width: 22ch; }
.hero-texte { max-width: 44rem; margin-top: 1.5rem; color: var(--texte); }
.hero-texte p:first-child { font-size: 1.12em; }

.compteurs {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 5vw, 3.5rem);
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--filet);
}
.compteurs li { display: flex; flex-direction: column; gap: .1rem; }
.compteurs b {
  font-size: clamp(1.75rem, 1.3rem + 1.5vw, 2.4rem);
  color: var(--accent);
  font-weight: 400;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.compteurs span { color: var(--attenue); font-size: .78rem; letter-spacing: .06em; text-transform: uppercase; }

.tete-page { max-width: 100%; }
.tete-page h1 { max-width: 20ch; }
.chapo {
  font-size: clamp(1.05rem, 1rem + .5vw, 1.3rem);
  color: var(--attenue);
  max-width: 52ch;
  margin-top: 1rem;
  line-height: 1.5;
}

/* --- Separateur ----------------------------------------------------------- */

.separateur {
  color: var(--filet-vif);
  overflow: hidden;
  line-height: 0;
}
.separateur svg { width: 100%; height: 46px; display: block; }

/* --- Grille de cartes ----------------------------------------------------- */

.grille {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 20rem), 1fr));
}

.carte {
  background: var(--surface);
  border: 1px solid var(--filet);
  padding: 1.4rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  position: relative;
  transition: background var(--transition);
}
.carte::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}
.carte:hover, .carte:focus-within {
  background: var(--surface-vive);
  border-color: var(--filet-vif);
}
.carte:hover::after, .carte:focus-within::after { transform: scaleX(1); }

.carte-tete {
  display: flex;
  align-items: center;
  gap: .7rem;
  flex-wrap: wrap;
  font-size: .74rem;
  letter-spacing: .05em;
}
.carte-titre { margin: 0; font-size: 1.2rem; }
.carte-titre a {
  color: var(--texte-fort);
  text-decoration: none;
}
.carte-titre a::before { content: ""; position: absolute; inset: 0; }
.carte:hover .carte-titre a { color: var(--accent); }
.carte-nom { margin: 0; color: var(--attenue); font-size: .92rem; line-height: 1.4; }
.carte-tagline { margin: .15rem 0 0; font-size: .95rem; line-height: 1.55; }
.carte-pied {
  margin: 0;
  padding-top: .9rem;
  margin-top: auto;
  border-top: 1px solid var(--filet);
  font-size: .74rem;
  letter-spacing: .05em;
}

.tags { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .2rem; }
.tags li {
  border: 1px solid var(--filet);
  color: var(--attenue);
  padding: .12rem .5rem;
  border-radius: var(--rayon);
  font-size: .7rem;
  letter-spacing: .03em;
}

.statut { display: inline-flex; align-items: center; gap: .4rem; color: var(--attenue); }
.statut i {
  width: .5rem; height: .5rem;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}
.statut--actif { color: var(--accent); }
.statut--prototype { color: var(--alerte); }
.statut--publie { color: var(--accent-2); }
.statut--dormant { color: var(--attenue); }

.lien-suite { margin-top: 1.75rem; }
.lien-suite a { text-decoration: none; letter-spacing: .04em; }
.lien-suite a:hover { text-decoration: underline; }

/* --- Filtres -------------------------------------------------------------- */

.filtres {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.25rem 1.4rem;
  border: 1px solid var(--filet);
  background: var(--fond-doux);
  margin-bottom: 1.25rem;
}
.filtre-recherche { display: flex; flex-direction: column; gap: .4rem; }
.filtre-recherche label { letter-spacing: .07em; text-transform: uppercase; font-size: .7rem; }
.filtre-recherche input {
  background: var(--fond);
  border: 1px solid var(--filet);
  color: var(--texte);
  font-family: var(--police-mono);
  font-size: .9rem;
  padding: .55rem .75rem;
  border-radius: var(--rayon);
  width: 100%;
}
.filtre-recherche input::placeholder { color: var(--attenue); opacity: .7; }
.filtre-recherche input:focus { border-color: var(--accent); outline: none; }

.filtre-groupe {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .4rem;
}
.filtre-groupe > span {
  letter-spacing: .07em;
  text-transform: uppercase;
  font-size: .7rem;
  margin-right: .4rem;
  flex: none;
}
.puce {
  font-family: var(--police-mono);
  font-size: .76rem;
  background: none;
  border: 1px solid var(--filet);
  color: var(--attenue);
  padding: .28rem .7rem;
  border-radius: var(--rayon);
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}
.puce:hover { color: var(--texte-fort); border-color: var(--filet-vif); }
.puce[aria-pressed="true"] {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-doux);
}
.compte { margin: 0 0 1rem; letter-spacing: .05em; }
.vide { padding: 2.5rem 0; text-align: center; }

/* --- Fiche projet --------------------------------------------------------- */

.fil { display: flex; gap: .5rem; padding-top: 1.5rem; flex-wrap: wrap; letter-spacing: .04em; }
.fil a { color: var(--attenue); text-decoration: none; }
.fil a:hover { color: var(--accent); }

.projet { padding-top: clamp(1.75rem, 4vw, 2.75rem) !important; }
.projet-tete { border-bottom: 1px solid var(--filet); padding-bottom: 2rem; margin-bottom: 2.5rem; }
.projet-tete .carte-tete { margin-bottom: 1rem; }
.projet-nom { color: var(--attenue); font-size: 1.1rem; margin: -.2rem 0 0; }

.reperes {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 1.75rem;
}
.reperes li { display: flex; flex-direction: column; }
.reperes b {
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--accent);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.reperes span { color: var(--attenue); font-size: .74rem; letter-spacing: .06em; text-transform: uppercase; }

.projet-corps {
  display: grid;
  gap: clamp(2rem, 5vw, 3.5rem);
  grid-template-columns: minmax(0, 1fr);
  align-items: start;
}
@media (min-width: 62rem) {
  .projet-corps { grid-template-columns: minmax(0, 1fr) 18rem; }
  .fiche { position: sticky; top: 5.5rem; }
}

.fiche {
  border: 1px solid var(--filet);
  background: var(--fond-doux);
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.fiche dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: .45rem 1rem; font-size: .78rem; }
.fiche dt { color: var(--attenue); letter-spacing: .05em; text-transform: uppercase; font-size: .68rem; padding-top: .12rem; }
.fiche dd { margin: 0; color: var(--texte); }
.fiche .tags { margin: 0; }

.actions { display: flex; flex-direction: column; gap: .5rem; }
.bouton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-family: var(--police-mono);
  font-size: .82rem;
  letter-spacing: .03em;
  padding: .65rem 1rem;
  border: 1px solid var(--filet-vif);
  border-radius: var(--rayon);
  color: var(--texte-fort);
  text-decoration: none;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
}
.bouton:hover { border-color: var(--accent); color: var(--accent); }
.bouton--plein {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--fond);
  font-weight: 600;
}
.bouton--plein:hover { background: transparent; color: var(--accent); }
.note-sortante { font-size: .74rem; line-height: 1.5; margin: 0; }

/* --- Prose ---------------------------------------------------------------- */

.prose { max-width: 42rem; }
.prose--seule { max-width: 44rem; }
.prose > :first-child { margin-top: 0; }
.prose h2 {
  margin-top: 2.75rem;
  padding-top: 1.6rem;
  border-top: 1px solid var(--filet);
  font-size: clamp(1.25rem, 1.1rem + .6vw, 1.55rem);
}
.prose h3 { margin-top: 2rem; }
.prose ul, .prose ol { padding-left: 1.2rem; margin: 0 0 1.2em; }
.prose li { margin-bottom: .45em; }
.prose li::marker { color: var(--accent); }
.prose strong { color: var(--texte-fort); font-weight: 600; }
.prose blockquote {
  margin: 1.6em 0;
  padding: .2rem 0 .2rem 1.25rem;
  border-left: 2px solid var(--accent);
  color: var(--attenue);
  font-style: italic;
}
.prose code {
  font-family: var(--police-mono);
  font-size: .86em;
  background: var(--surface);
  border: 1px solid var(--filet);
  border-radius: var(--rayon);
  padding: .1em .38em;
}
.prose pre {
  background: var(--surface);
  border: 1px solid var(--filet);
  border-radius: var(--rayon);
  padding: 1rem 1.15rem;
  overflow-x: auto;
}
.prose pre code { background: none; border: 0; padding: 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: .92em; margin: 1.5em 0; }
.prose th, .prose td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--filet); }
.prose th { color: var(--texte-fort); font-family: var(--police-mono); font-size: .78rem; letter-spacing: .05em; text-transform: uppercase; }
.prose hr { border: 0; border-top: 1px solid var(--filet); margin: 2.5rem 0; }
.tableau-defilant { overflow-x: auto; }

/* --- Principes (accueil) -------------------------------------------------- */

.bloc-demarche .principes {
  display: grid;
  gap: 1.5rem 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  margin-top: 2rem;
}
.principes li { display: flex; gap: 1rem; align-items: baseline; }
.principes h3 { margin-bottom: .3rem; font-size: 1.02rem; }
.principes p { font-size: .93rem; line-height: 1.55; }

/* --- 404 ------------------------------------------------------------------ */

.bloc-404 { min-height: 46vh; }
.erreur-code {
  font-size: clamp(3rem, 10vw, 5.5rem);
  line-height: 1;
  margin: 0 0 .5rem;
  letter-spacing: -.02em;
}

/* --- Pied ----------------------------------------------------------------- */

.pied { border-top: 0; margin-top: clamp(3rem, 8vw, 5rem); }
.pied-grille {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
  padding-top: 2rem;
}
.pied-grille p { margin: 0; font-size: .9rem; }

/* Le pied reprend le bloc de marque de l'en-tete, un cran plus grand. Le
   separateur juste au-dessus est la meme arete, mais en filet fin et pleine
   largeur : deux traitements assez differents pour ne pas faire doublon. */
.pied-marque { max-width: 24rem; }
.pied-marque .marque {
  gap: .7rem;
  margin-bottom: .55rem;
  font-size: 1rem;
}
.pied-marque .marque-nom { letter-spacing: .05em; }
.pied nav ul { display: flex; flex-wrap: wrap; gap: 1.1rem; }
.pied nav a { color: var(--attenue); text-decoration: none; }
.pied nav a:hover { color: var(--accent); }
.menu-fin {
  padding: 1.75rem 0 2rem;
  margin: 2rem 0 0;
  border-top: 1px solid var(--filet);
  font-size: .74rem;
  letter-spacing: .04em;
}

/* --- Preferences et impression -------------------------------------------- */

@media (max-width: 26rem) {
  .nav { font-size: .78rem; gap: .7rem; }
  .marque-nom { font-size: .85rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .caret { animation: none; }
}

@media print {
  .entete, .pied, .filtres, .separateur, .saut, .actions { display: none !important; }
  body { background: #fff; color: #000; }
  .carte, .fiche, .grille { border-color: #ccc; background: #fff; }
  a { color: #000; }
  .prose a::after { content: " (" attr(href) ")"; font-size: .8em; color: #555; }
}