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

body {
  background-color: #0d0d0d;
  color: #e0f7ff;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  padding: 20px;
  text-align: center;
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  background-attachment: fixed;
  position: relative;
  z-index: 0;
}

body::before {
  content: "";
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(13, 13, 13, 0.85);
  z-index: -1;
}

a {
  color: #70d6ff;
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

.btn-retour {
  display: inline-block;
  background-color: #70d6ff;
  color: #111;
  padding: 10px 20px;
  border-radius: 10px;
  font-weight: bold;
  margin-bottom: 30px;
  transition: background-color 0.3s ease;
  z-index: 10;
  position: relative;
}

.btn-retour:hover,
.btn-retour:focus {
  background-color: #4ab0d9;
  outline: none;
}

.header-section {
  position: relative;
  height: 100px;
  margin-bottom: 40px;
  z-index: 10;
}

.header-section h1 {
  font-size: 2.5rem;
  line-height: 100px;
  position: relative;
  z-index: 10;
}

.cursor {
  color: #70d6ff;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1 }
  50% { opacity: 0 }
}

.tarif-section h2,
.galerie-section h2,
.contact-section h2,
.testimonials-section h2 {
  font-size: 2rem;
  margin-bottom: 20px;
  position: relative;
  z-index: 10;
}

.tarifs-table {
  margin: 0 auto 60px;
  max-width: 700px;
  width: 90%;
  border-collapse: collapse;
  background: rgba(27, 27, 27, 0.85);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 20px rgba(112, 214, 255, 0.25);
  text-align: center;
  position: relative;
  z-index: 10;
}

.tarifs-table th,
.tarifs-table td {
  padding: 15px;
  border: 1px solid #333;
  color: #e0f7ff;
  font-weight: 600;
}

.tarifs-table th {
  background-color: #70d6ff;
  color: #111;
}

.tarifs-table tbody tr:nth-child(even) {
  background-color: rgba(21, 21, 21, 0.85);
}

.check {
  color: #4CAF50;
  font-size: 1.4rem;
}

.cross {
  color: #F44336;
  font-size: 1.4rem;
}

.accordion {
  max-width: 700px;
  margin: 0 auto 60px;
  text-align: left;
  position: relative;
  z-index: 10;
}

.accordion-item {
  background: rgba(28, 28, 28, 0.85);
  margin-bottom: 15px;
  border-radius: 12px;
  box-shadow: 0 0 15px rgba(112, 214, 255, 0.2);
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.accordion-header {
  width: 100%;
  background: #70d6ff;
  color: #111;
  font-weight: bold;
  font-size: 1.2rem;
  padding: 15px 20px;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  transition: background-color 0.3s ease;
}

.accordion-header:hover,
.accordion-header:focus {
  background: #4ab0d9;
  outline: none;
}

.accordion-content {
  max-height: 0;
  padding: 0 25px;
  color: #a0dfff;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.accordion-content.open {
  padding: 15px 25px;
  max-height: 400px;
}

.accordion-content ul {
  list-style: disc inside;
  margin-top: 10px;
  margin-bottom: 10px;
}

.accordion-content a {
  color: #70d6ff;
  word-break: break-word;
}

.accordion-content a:hover,
.accordion-content a:focus {
  text-decoration: underline;
}

.discord-btn {
  display: inline-block;
  margin-top: 15px;
  padding: 12px 25px;
  background: #5865F2;
  color: white;
  border-radius: 10px;
  font-weight: bold;
  transition: background-color 0.3s ease;
  position: relative;
  z-index: 10;
}

.discord-btn:hover,
.discord-btn:focus {
  background: #404eed;
  outline: none;
}

.testimonials-section {
  max-width: 700px;
  margin: 60px auto 0;
  text-align: left;
  color: #b3d9ff;
  position: relative;
  z-index: 10;
}

.testimonials-list {
  list-style: none;
  padding-left: 0;
}

.testimonials-list li {
  background: rgba(26, 42, 67, 0.85);
  margin-bottom: 15px;
  padding: 15px 20px;
  border-radius: 10px;
  font-style: italic;
  box-shadow: 0 1px 5px rgba(112, 214, 255, 0.25);
}