:root {
  --violet: #612575;
  --bleu: #2e2f92;
  --gradient: linear-gradient(135deg, #612575, #2e2f92);
  --text-dark: #1a1a1a;
  --text-light: #ffffff;
  --bg-light: #f8f9fa;
  --bg-dark: #1b1b2f;
}

body {
  font-family: 'Poppins', sans-serif;
  margin: 0;
  padding: 0;
  background-color: var(--bg-light);
  color: var(--text-dark);
}

.floating-icons {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: none;
  flex-direction: column;
  gap: 10px;
  z-index: 1000;
}

.floating-icons button {
  width: 55px;
  height: 55px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  padding: 15px;
  border: none;
  background: transparent;
  color: #999999 !important;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  transition: background 0.3s;
}

.floating-icons button:hover {
  background: rgba(255, 255, 255, 0.1);
}

.hidden {
  display: none;
}

.navbar {
  background: var(--gradient);
}

.navbar-brand img {
  height: 40px;
}

.navbar-nav .nav-link {
  color: var(--text-light) !important;
  font-weight: 500;
}

.navbar-nav .nav-link:hover {
  text-decoration: underline;
  color: #e0d9ff !important;
}

.hero {
  background: var(--gradient);
  color: var(--text-light);
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.9;
}

h2 {
  color: var(--violet) !important;
  font-weight: 600;
}

.card {
  border: none;
  border-radius: 1rem;
  background-color: #ffffff;
  box-shadow: 0 0 15px rgba(0,0,0,0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.card i {
  color: var(--violet);
}

.btn-primary {
  background: var(--gradient);
  border: none;
  font-weight: 600;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-light {
  background-color: #ffffff;
  color: var(--violet);
  font-weight: 600;
  border: 2px solid #ffffff;
}

.btn-light:hover {
  background-color: transparent;
  color: #ffffff;
  border: 2px solid #ffffff;
}

.footer {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: 40px 0;
}

.footer a {
  color: var(--text-light);
  margin: 0 10px;
  text-decoration: none;
}

.footer a:hover {
  color: #b9b9ff;
}

.btn-social {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: transparent;
  border: 2px solid #ffffff;
  border-radius: 50%;
  color: #ffffff;
  transition: all 0.3s ease;
}

.btn-social:hover {
  background: #ffffff;
  color: var(--violet);
}

.btn-charte {
  background: var(--gradient);
  border: none;
  color: var(--text-light);
  width: 55px;
  height: 55px;
  font-size: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  transition: background 0.3s ease, transform 0.2s ease;
}

.btn-charte:hover {
  background: linear-gradient(135deg, #7b3a90, #3b3cab);
  transform: scale(1.05);
  color: #ffffff;
}