/* =========================================================
   LAYOUT — structure générale, conteneurs et grilles
   ========================================================= */

/* ---------- Container ---------- */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ---------- Topbar / Header ---------- */
.topbar {
  background: #0a0c0f;
  border-bottom: 1px solid var(--border);
  padding: 18px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.logo {
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 1.5px;
  color: var(--accent);
}

.nav { display: flex; gap: 40px; }

.nav a {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 2px;
  color: var(--muted);
  transition: color var(--t-fast);
}

.nav a:hover,
.nav a.active { color: var(--accent); }

/* ---------- Banner ---------- */
.banner {
  background: var(--accent);
  color: #111;
  padding: 12px 20px;
  text-align: center;
  font-family: var(--font-display);
  font-size: 15px;
  letter-spacing: 2.5px;
}

/* ---------- Hero ---------- */
.hero { padding: 60px 0 40px; }

.hero h1 {
  font-family: var(--font-display);
  font-size: 58px;
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: 12px;
}

.hero h1 .hl { color: var(--accent); }

.hero .sub {
  color: var(--muted);
  font-size: 17px;
  letter-spacing: .5px;
}

/* ---------- Stats ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-top: 30px;
  background: var(--panel);
}

.stat {
  padding: 24px 30px;
  border-right: 1px solid var(--border);
}
.stat:last-child { border-right: none; }

/* ---------- Main grid (cartes + sidebar) ---------- */
.main-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 30px;
  margin-top: 40px;
}

/* ---------- Cards grid ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* ---------- Simulator ---------- */
.simulator { margin-top: 60px; }

/* ---------- Footer ---------- */
.footer {
  margin-top: 80px;
  padding: 30px 40px;
  border-top: 1px solid var(--border);
  color: var(--dim);
  font-size: 13px;
}
.footer__inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer__links { display: flex; gap: 24px; }
.footer__links a:hover { color: var(--accent); }