/* ═══════════════════════════════════════════════════════════
   STYLE.CSS — styles communs à toutes les pages
   Concept : rapport d'audit. Papier blanc sur fond béton,
   encre noire, un seul orange « alerte ».
   Remplace background.css, header.css et footer.css.
   ═══════════════════════════════════════════════════════════ */

:root{
  --ground:#E6E9EE; --paper:#FCFCFD; --ink:#12151C; --muted:#4B5363; --rule:#C5CAD3;
  --flag:#E8450A; --flag-text:#C23A05; --flag-soft:#FFE9E0;
  --head:'Bricolage Grotesque',system-ui,sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --maxw:1120px;
  --gutter:1.5rem;
}

/* ─── Base ─── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:5rem;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{
  font-family:var(--head);background:var(--ground);color:var(--ink);
  line-height:1.65;-webkit-font-smoothing:antialiased;
  min-height:100vh;min-height:100dvh;
  display:flex;flex-direction:column;
}
main{flex:1;width:100%}
img{max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid var(--flag);outline-offset:3px}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.mono{font-family:var(--mono)}
.accent{font-weight:600}
section{padding-top:5rem}

/* ─── Header (injecté par components.js) ─── */
#header{position:sticky;top:0;z-index:50;background:var(--ink);color:#E6E8EE}
.nav{
  position:relative;max-width:var(--maxw);margin:0 auto;
  padding:.7rem var(--gutter);
  display:flex;justify-content:space-between;align-items:center;gap:1rem;
}
.nav .logo{display:inline-flex;align-items:center;min-height:44px;font-family:var(--mono);font-size:.9rem;font-weight:500;color:#fff}
.nav-menu{display:flex;gap:1.5rem;list-style:none;font-size:.92rem}
.nav-menu a{display:block;padding:.3rem 0;border-bottom:2px solid transparent;transition:color .15s}
.nav-menu a:hover{color:#FF8A5C}
.nav-menu a[aria-current="page"]{color:#fff;border-bottom-color:var(--flag)}

/* Bouton burger (visible sur mobile / tablette) */
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;align-items:center;gap:4px;
  width:44px;height:44px;background:transparent;color:#fff;
  border:1px solid #5B6272;border-radius:2px;cursor:pointer;
}
.nav-toggle:hover{border-color:#FF8A5C}
.nav-toggle .bar{display:block;width:18px;height:2px;background:currentColor;transition:transform .2s,opacity .2s}
.nav-toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ─── Footer ─── */
#footer{margin-top:5rem;border-top:2px solid var(--ink)}
.foot{max-width:var(--maxw);margin:0 auto;padding:2.5rem var(--gutter) 1.5rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem}
.foot-grid>*{min-width:0}
.foot .logo{display:inline-block;font-family:var(--mono);font-size:.95rem;font-weight:500}
.foot-status{display:flex;align-items:center;gap:.6rem;margin-top:.8rem;font-family:var(--mono);font-size:.8rem;color:var(--flag-text)}
.foot-school{margin-top:.4rem;font-family:var(--mono);font-size:.78rem;color:var(--muted)}
.foot-col h3{font-family:var(--mono);font-size:.78rem;font-weight:500;color:var(--muted);margin-bottom:.5rem}
.foot-col ul{list-style:none}
.foot-col a{display:inline-flex;align-items:center;gap:.55rem;padding:.4rem 0;font-size:.95rem;font-weight:600}
.foot-col a:hover{text-decoration:underline;text-decoration-color:var(--flag);text-decoration-thickness:2px;text-underline-offset:4px}
.foot-col svg{flex-shrink:0;color:var(--flag-text)}
.foot-copy{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--rule);font-family:var(--mono);font-size:.8rem;color:var(--muted)}

/* ─── Chapitres du rapport ─── */
.section-header{display:flex;align-items:baseline;gap:1rem;border-top:2px solid var(--ink);padding-top:.9rem;margin-bottom:1.75rem}
.section-tag{font-family:var(--mono);font-size:.85rem;color:var(--flag-text);font-weight:500}
.section-header h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:800;letter-spacing:-.025em;line-height:1.1}

/* ─── En-tête des pages intérieures ─── */
.page-header{padding-top:4rem;padding-bottom:2rem;margin-bottom:2.5rem;border-bottom:2px solid var(--ink)}
.page-header h1{font-size:clamp(2.1rem,6vw,3.8rem);font-weight:800;line-height:1.02;letter-spacing:-.035em;overflow-wrap:break-word}
.page-header h1 .accent{
  font-weight:800;text-decoration:underline;text-decoration-color:var(--flag);
  text-decoration-thickness:.1em;text-underline-offset:.1em;
}
.page-subtitle{margin-top:1.2rem;max-width:60ch;color:var(--muted);font-size:1.08rem}

/* Étiquette « alerte » (hero + pages intérieures) */
.hero-label,.page-header-label{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--mono);font-size:.82rem;color:var(--flag-text);
  background:var(--flag-soft);border-left:3px solid var(--flag);
  padding:.4rem .8rem;margin-bottom:1.5rem;
}
.dot{width:8px;height:8px;border-radius:50%;background:var(--flag);display:inline-block;flex-shrink:0}
.dot.pulse{animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{50%{opacity:.25}}

/* Petit titre technique « // profil » */
.kicker{display:block;font-family:var(--mono);font-size:.78rem;color:var(--muted);margin-bottom:1rem}

/* ─── Cartes « papier » ─── */
.card{background:var(--paper);border:1px solid var(--ink);border-radius:2px;padding:2rem;box-shadow:6px 6px 0 var(--rule)}

/* ─── Boutons ─── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  min-height:44px;padding:.8rem 1.3rem;border-radius:2px;
  font-weight:600;font-size:.98rem;border:1px solid var(--ink);
  transition:background .15s,color .15s;
}
.btn.primary{background:var(--ink);color:#fff}
.btn.primary:hover{background:var(--flag);border-color:var(--flag)}
.btn.ghost{background:transparent}
.btn.ghost:hover{background:var(--ink);color:#fff}

/* Rangée de boutons */
.actions{display:flex;flex-wrap:wrap;gap:.8rem}

/* ─── Carte projet (accueil + page projets) ─── */
.project-card{
  position:relative;display:flex;flex-direction:column;min-width:0;
  background:var(--paper);border:1px solid var(--ink);border-radius:2px;
  transition:box-shadow .15s;
}
.project-card:hover,.project-card:focus-visible{box-shadow:6px 6px 0 var(--flag)}
.project-img-wrap{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:repeating-linear-gradient(45deg,var(--rule) 0 6px,var(--paper) 6px 12px);
  border-bottom:1px solid var(--ink);
}
.project-img-wrap img{width:100%;height:100%;object-fit:cover;display:block;filter:grayscale(1) contrast(1.05)}
.project-card:hover img{filter:none}
.project-overlay{display:none}
.project-info{padding:1.2rem;display:flex;flex-direction:column;gap:.45rem;flex:1}
.project-tag{align-self:flex-start;font-family:var(--mono);font-size:.75rem;border:1px solid var(--ink);padding:.1rem .5rem}
.project-info h2,.project-info h3{font-size:1.25rem;font-weight:800;letter-spacing:-.02em;line-height:1.2;overflow-wrap:break-word}
.project-info p{font-size:.93rem;color:var(--muted);flex:1}
.project-link{
  display:inline-flex;align-items:center;gap:.4rem;margin-top:.5rem;
  font-weight:600;font-size:.92rem;
  text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px;text-decoration-color:var(--flag);
}

/* ─── Tablette / mobile ─── */
@media(max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-menu{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;gap:0;padding:.4rem 0;
    background:var(--ink);border-top:1px solid #2A2F3B;border-bottom:2px solid var(--flag);
  }
  .nav-menu.is-open{display:flex}
  .nav-menu a{padding:.9rem var(--gutter);border-bottom:0;border-left:3px solid transparent}
  .nav-menu a[aria-current="page"]{border-left-color:var(--flag);background:#1B1F29}
}
@media(max-width:900px){
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media(max-width:480px){
  :root{--gutter:1.1rem}
  .actions .btn{flex:1 1 100%}
  section{padding-top:3.5rem}
  .page-header{padding-top:2.5rem}
  .card{padding:1.3rem;box-shadow:4px 4px 0 var(--rule)}
  #footer{margin-top:3.5rem}
}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}