/* ============================================================
   HUB — styles spécifiques à la page d'accueil centrale
   S'appuie sur les variables/composants de theme.css
   ============================================================ */

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

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  min-height:100vh;
  font-size:15px;
  display:flex;
  flex-direction:column;
}

/* ---- Header du hub ---- */
.hub-header{
  background:var(--card);
  border-bottom:1px solid var(--border);
  padding:0 28px;
  display:flex;align-items:center;justify-content:space-between;
  height:58px;position:sticky;top:0;z-index:100;
}

/* ---- Zone centrale ---- */
.hub-main{
  flex:1;
  max-width:1080px;width:100%;
  margin:0 auto;
  padding:56px 20px 40px;
}

.hub-hero{
  text-align:center;
  margin-bottom:48px;
}
.hub-hero h1{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(28px,5vw,44px);
  letter-spacing:.02em;
  color:var(--white);
  margin-bottom:14px;
}
.hub-hero h1 em{color:var(--accent);font-style:normal}
.hub-hero p{
  color:var(--muted);
  font-size:clamp(14px,2.2vw,17px);
  max-width:560px;margin:0 auto;
  line-height:1.55;
}

/* ---- Cartes de sélection ---- */
.hub-cards{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}

.hub-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:16px;
  padding:32px 28px;
  display:flex;flex-direction:column;
  text-decoration:none;
  color:var(--text);
  transition:transform .2s, border-color .2s, box-shadow .2s;
  position:relative;
  overflow:hidden;
}
.hub-card::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(37,99,235,.07),transparent 60%);
  opacity:0;transition:opacity .25s;
}
.hub-card:hover{
  transform:translateY(-4px);
  border-color:var(--accent-border);
  box-shadow:0 12px 40px -12px rgba(37,99,235,.35);
}
.hub-card:hover::before{opacity:1}

.hub-card-logo{
  height:54px;display:flex;align-items:center;
  margin-bottom:22px;position:relative;z-index:1;
}
.hub-card-logo img{height:48px;width:auto}
.hub-card-logo .logo{font-size:28px}

.hub-card h2{
  font-family:var(--font-display);
  font-weight:700;font-size:21px;
  color:var(--white);margin-bottom:8px;
  position:relative;z-index:1;
}
.hub-card .tag{
  font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px;position:relative;z-index:1;
}
.hub-card p{
  color:var(--muted);font-size:14px;line-height:1.55;
  flex:1;position:relative;z-index:1;
}
.hub-card .hub-cta{
  margin-top:24px;
  display:inline-flex;align-items:center;gap:8px;
  color:var(--white);font-weight:600;font-size:14px;
  position:relative;z-index:1;
}
.hub-card .hub-cta svg{transition:transform .2s}
.hub-card:hover .hub-cta svg{transform:translateX(4px)}

/* ---- Footer ---- */
.hub-footer{
  text-align:center;
  color:var(--muted);
  font-size:12px;
  padding:24px 20px;
  border-top:1px solid var(--border);
}

/* ---- Responsive mobile ---- */
@media (max-width:720px){
  .hub-cards{grid-template-columns:1fr}
  .hub-main{padding:36px 16px 28px}
  .hub-header{padding:0 16px}
}