/* Come2School — le magazine de la réussite scolaire
   Univers : cahier d'écolier (papier, séyès, marge rouge, encre, surligneur) */

:root {
  --papier: #FBFAF5;
  --encre: #22304A;      /* encre bleu nuit */
  --bic: #2456A6;        /* bleu Bic — liens */
  --marge: #D2544A;      /* rouge de marge */
  --crayon: #5E5A50;     /* gris crayon — texte secondaire */
  --seyes: #C9D8EA;      /* lignes de cahier */
  --fluo: #FFE45C;       /* surligneur jaune */
  --carte: #FFFFFF;
}

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

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

body {
  background: var(--papier);
  color: var(--encre);
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 1.0625rem;
  line-height: 1.65;
}

h1, h2, h3, .ui {
  font-family: "Bricolage Grotesque", "Arial Black", sans-serif;
  line-height: 1.15;
}

a { color: var(--bic); text-underline-offset: 3px; }
a:hover { color: var(--marge); }
a:focus-visible { outline: 3px solid var(--bic); outline-offset: 2px; border-radius: 2px; }

mark {
  background: linear-gradient(104deg, transparent 2%, var(--fluo) 4%, var(--fluo) 96%, transparent 98%);
  padding: 0 .2em;
  color: inherit;
}

/* ---------- En-tête ---------- */
.site-header {
  border-bottom: 3px double var(--encre);
  background: var(--papier);
}
.site-header .inner {
  max-width: 1080px; margin: 0 auto; padding: 1.4rem 1rem 1rem;
  display: flex; flex-wrap: wrap; align-items: baseline; gap: .4rem 1.5rem;
}
.logo {
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 800; font-size: 1.7rem; letter-spacing: -.02em;
  color: var(--encre); text-decoration: none;
}
.logo .deux { color: var(--marge); }
.tagline { color: var(--crayon); font-style: italic; font-size: .95rem; }

.site-nav { max-width: 1080px; margin: 0 auto; padding: 0 1rem .8rem; }
.site-nav ul { list-style: none; display: flex; flex-wrap: wrap; gap: .35rem .5rem; }
.site-nav a {
  display: inline-block;
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 600; font-size: .9rem; text-decoration: none;
  color: var(--encre);
  background: var(--carte);
  border: 1.5px solid var(--encre);
  border-radius: 3px 12px 3px 12px; /* étiquette de cahier */
  padding: .3rem .8rem;
}
.site-nav a:hover, .site-nav a[aria-current="page"] {
  background: var(--fluo); color: var(--encre);
}

/* ---------- Héros séyès ---------- */
.hero {
  position: relative;
  background:
    linear-gradient(to right, transparent 0, transparent 63px, var(--marge) 63px, var(--marge) 65px, transparent 65px),
    repeating-linear-gradient(to bottom, transparent 0, transparent 30px, var(--seyes) 30px, var(--seyes) 31px),
    #FDFCF8;
  border-bottom: 1.5px solid var(--seyes);
}
.hero .inner { max-width: 1080px; margin: 0 auto; padding: 3.5rem 1rem 3rem 1rem; }
.hero h1 {
  font-size: clamp(1.9rem, 5vw, 3.2rem);
  font-weight: 800; letter-spacing: -.02em;
  max-width: 21ch;
}
.hero p { max-width: 58ch; margin-top: 1.1rem; font-size: 1.15rem; color: var(--crayon); }
@media (min-width: 720px) {
  .hero .inner { padding-left: 96px; }
}

/* ---------- Grille d'articles ---------- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 2.5rem 1rem 3rem; }

.rubrique-titre {
  display: flex; align-items: baseline; gap: .8rem;
  margin: 2.2rem 0 1.1rem;
}
.rubrique-titre h2 { font-size: 1.35rem; font-weight: 700; }
.rubrique-titre .trait { flex: 1; border-bottom: 1.5px solid var(--seyes); }
.rubrique-titre a { font-size: .85rem; font-family: "Bricolage Grotesque", sans-serif; white-space: nowrap; }

.cartes { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.2rem; list-style: none; }
.carte {
  background: var(--carte);
  border: 1.5px solid var(--seyes);
  border-left: 4px solid var(--marge);
  border-radius: 2px;
  padding: 1.2rem 1.3rem 1.3rem;
  display: flex; flex-direction: column; gap: .55rem;
}
.carte .eyebrow {
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: .72rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--marge);
}
.carte h3 { font-size: 1.12rem; font-weight: 700; }
.carte h3 a { color: var(--encre); text-decoration: none; }
.carte h3 a:hover { color: var(--bic); text-decoration: underline; }
.carte p { font-size: .95rem; color: var(--crayon); }

/* ---------- Page article ---------- */
.article {
  max-width: 760px; margin: 0 auto; padding: 2.5rem 1rem 3.5rem;
}
@media (min-width: 860px) {
  .article {
    border-left: 2px solid var(--marge);
    padding-left: 3rem;
  }
}
.article .eyebrow {
  font-family: "Bricolage Grotesque", sans-serif;
  font-size: .78rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--marge);
}
.article h1 {
  font-size: clamp(1.7rem, 4vw, 2.5rem); font-weight: 800;
  letter-spacing: -.015em; margin: .5rem 0 .4rem;
}
.article .meta { color: var(--crayon); font-size: .9rem; font-style: italic; margin-bottom: 1.8rem; }
.article h2 { font-size: 1.35rem; margin: 2rem 0 .7rem; }
.article h3 { font-size: 1.1rem; margin: 1.5rem 0 .5rem; }
.article p { margin: 0 0 1.05rem; }
.article ul, .article ol { margin: 0 0 1.05rem 1.4rem; }
.article li { margin-bottom: .35rem; }
.article .chapeau { font-size: 1.15rem; color: var(--crayon); }

.encadre {
  background: #FDFCF8;
  border: 1.5px solid var(--seyes);
  border-left: 4px solid var(--bic);
  padding: 1rem 1.2rem;
  margin: 1.5rem 0;
  font-size: .98rem;
}
.encadre strong:first-child { color: var(--bic); }

/* ---------- Pied de page ---------- */
.site-footer {
  border-top: 3px double var(--encre);
  margin-top: 2rem;
  background: #F4F2E9;
}
.site-footer .inner {
  max-width: 1080px; margin: 0 auto; padding: 1.6rem 1rem 2rem;
  font-size: .9rem; color: var(--crayon);
  display: flex; flex-wrap: wrap; gap: .5rem 2rem; justify-content: space-between;
}
.site-footer a { color: var(--crayon); }