:root {
  --bg: #fff7f2;
  --card: #ffffff;
  --accent: #ff3b2f;
  --accent-2: #ff9c1a;
  --text: #1a1a1a;
  --muted: #4d4d4d;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.15);
  --radius: 18px;
  --max-width: 1200px;
  --gradient: radial-gradient(circle at 20% 20%, rgba(255, 59, 47, 0.15), transparent 35%),
               radial-gradient(circle at 80% 0%, rgba(255, 156, 26, 0.18), transparent 45%),
               linear-gradient(135deg, #ff3b2f 0%, #ff8a24 50%, #ff3b2f 100%);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}
header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(255, 247, 242, 0.9);
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: "Baloo 2", "Inter", sans-serif;
  font-weight: 700;
  letter-spacing: -0.3px;
  color: var(--text);
}
.logo span {
  padding: 8px 12px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-weight: 800;
  box-shadow: var(--shadow);
}
nav ul {
  list-style: none;
  display: flex;
  gap: 18px;
  margin: 0;
  padding: 0;
}
nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  padding: 8px 10px;
  border-radius: 10px;
  transition: color 180ms ease, background 180ms ease, transform 180ms ease;
}
nav a:hover, nav a.active {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  transform: translateY(-1px);
}
.hero {
  max-width: var(--max-width);
  margin: 70px auto 40px;
  padding: 0 18px;
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  align-items: center;
}
.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,59,47,0.12);
  color: var(--accent);
  font-weight: 700;
}
h1 {
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.05;
  margin: 14px 0;
  font-family: "Baloo 2", "Inter", sans-serif;
}
p.lead {
  color: var(--muted);
  font-size: 18px;
  max-width: 620px;
  margin-bottom: 24px;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.btn {
  border: none;
  cursor: pointer;
  font-weight: 800;
  border-radius: 14px;
  padding: 14px 18px;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: var(--shadow);
}
.btn-ghost {
  color: var(--text);
  border: 1px solid rgba(0,0,0,0.1);
  background: rgba(255,255,255,0.7);
}
.btn:hover { transform: translateY(-2px); }
.btn-primary:hover { box-shadow: 0 12px 45px rgba(255,59,47,0.3); }
.illus {
  position: relative;
  min-height: 320px;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--gradient);
  box-shadow: var(--shadow);
}
.badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: #c00;
  color: #fff;
  padding: 10px 14px;
  border-radius: 12px;
  font-weight: 800;
  box-shadow: var(--shadow);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}
.orb {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  filter: blur(30px);
  opacity: 0.8;
  animation: float 8s ease-in-out infinite;
}
.orb.one { top: -40px; left: 40px; background: #ff7755; }
.orb.two { bottom: -60px; right: 20px; background: #ffb347; animation-delay: 2s; }
.grid {
  position: absolute;
  inset: 0;
  background: linear-gradient(rgba(255,255,255,0.08) 1px, transparent 1px), 
              linear-gradient(90deg, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: radial-gradient(circle at 40% 40%, rgba(0,0,0,0.7), transparent 65%);
  opacity: 0.7;
}
.card {
  padding: 18px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow: var(--shadow);
  transition: transform 180ms ease, border 180ms ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: rgba(255,59,47,0.35);
}
h3 { margin: 0 0 8px; font-family: "Baloo 2", "Inter", sans-serif; }
.muted { color: var(--muted); margin: 0; }
section {
  padding: 70px 0;
}

/* Bandeau d'information démo */
.demo-banner {
  width: 100%;
  padding: 10px 16px;
  background: rgba(0,0,0,0.06);
}
.demo-banner-content {
  max-width: var(--max-width);
  margin: 0 auto;
  background: #ffffff;
  color: #1a1a1a;
  border-radius: 999px;
  padding: 10px 16px;
  box-shadow: var(--shadow);
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}
.demo-banner-content strong {
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 15px;
}
.demo-banner-content span {
  font-size: 14px;
}
.demo-close {
  justify-self: flex-end;
}

/* Filigrane démo permanent */
body::before {
  content: "DEMONSTRATION";
  position: fixed;
  inset: 0;
  margin: auto;
  text-align: center;
  font-family: "Baloo 2", "Inter", sans-serif;
  font-size: 56px;
  font-weight: 700;
  color: rgba(255,255,255,0.16);
  text-transform: uppercase;
  letter-spacing: 10px;
  transform: rotate(-25deg);
  pointer-events: none;
  z-index: 0;
}
.section-heading {
  max-width: var(--max-width);
  margin: 0 auto 24px;
  padding: 0 18px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-end;
  flex-wrap: wrap;
}
.section-heading h2 { margin: 0; font-size: clamp(26px, 4vw, 34px); }
.section-heading p { color: var(--muted); margin: 8px 0 0; }
.offer-card {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  background: linear-gradient(135deg, rgba(255,59,47,0.1), rgba(255,156,26,0.15));
  border: 1px solid rgba(255,59,47,0.2);
}
.offer-main h3 { font-size: 24px; margin: 0 0 4px; }
.offer-side { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,59,47,0.1);
  padding: 8px 12px;
  border-radius: 12px;
  color: var(--text);
  font-weight: 700;
  border: 1px solid rgba(255,59,47,0.2);
}
.menu-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.menu-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 8px;
}
.menu-list li {
  color: var(--muted);
  font-weight: 600;
}
.menu-list.two-col {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}
.info-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.contact {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 18px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 18px;
  align-items: center;
}
form {
  display: grid;
  gap: 12px;
}
input, textarea {
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,0.08);
  background: rgba(255,255,255,0.9);
  color: var(--text);
  font-size: 15px;
}
textarea { min-height: 120px; }
input:focus, textarea:focus { outline: 2px solid var(--accent); }
footer {
  padding: 26px 18px 40px;
  text-align: center;
  color: var(--muted);
  border-top: 1px solid rgba(0,0,0,0.05);
  background: rgba(255,247,242,0.9);
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}
@keyframes fadeUp {
  0% { opacity: 0; transform: translateY(18px); }
  100% { opacity: 1; transform: translateY(0); }
}
.reveal { opacity: 0; transform: translateY(18px); }
.reveal.visible { animation: fadeUp 0.7s ease forwards; }
@media (max-width: 640px) {
  nav ul { display: none; }
  .hero { margin-top: 30px; }
  header { position: static; }
}