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

body {
  font-family: Copperplate, serif;
  background-color: #e0f8ff;
  position: relative;
  z-index: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body::before,
body::after {
  content: "";
  position: fixed;
  z-index: -2;
  pointer-events: none;
  filter: blur(8px);
  background-size: contain;
  background-repeat: no-repeat;
}

body::before {
  background-image: url("medias/left-palm.png");
  bottom: 0;
  left: 0;
  width: 50vw;
  height: 50vh;
  background-position: bottom left;
}

body::after {
  background-image: url("medias/right-palm.png");
  top: 0;
  right: 0;
  width: 50vw;
  height: 50vh;
  background-position: top right;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px 40px 20px;
  flex: 1;
  position: relative;
  z-index: 10;
}

header {
  text-align: center;
  margin: 0 0 40px 0;
  position: relative;
  padding: 80px 20px;
  overflow: hidden;
  width: 100vw;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  z-index: 1;
}

header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("medias/banner.jpeg");
  background-size: cover;
  background-position: center;
  filter: blur(8px);
  z-index: -1;
}

header h1 {
  font-size: 4rem;
  color: #fff;
  margin-bottom: 10px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

h3 {
  font-size: 1.1rem;
  font-weight: lighter;
  max-width: 600px;
  margin: 0 auto;
  color: #fff;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
  line-height: 1.4;
}

.presentation-section {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  width: 100vw;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

.floating-img {
  position: fixed;
  width: auto;
  height: 300px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0px 0px 30px 5px rgba(132, 209, 243, 0.6);
  opacity: 1;
  z-index: -1;
}

.img-1 { top: 10%; left: 2vw; }
.img-2 { top: 45%; left: 15vw; }
.img-3 { top: 75%; left: 3vw; }
.img-4 { top: 15%; right: 2vw; }
.img-5 { top: 60%; right: 15vw; }

.presentation-content {
  position: relative;
  z-index: 5;
  background-color: rgba(224, 248, 255, 0.95);
  padding: 30px;
  border-radius: 8px;
  max-width: 600px;
  text-align: center;
  box-shadow: 0px 0px 50px 10px rgba(132, 209, 243, 0.3);
}

.presentation-content h2 {
  margin-bottom: 20px;
}

.presentation-content p {
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 15px;
}

form {
  background: rgba(224, 248, 255, 0.7);
  padding: 20px;
  margin: 30px auto 0 auto;
  border-radius: 8px;
  border: 0.2px solid white;
  box-shadow: 0px 0px 30px 5px rgba(132, 209, 243, 0.3);
  font-size: 13px;
  width: 100%;
  max-width: 550px;
  position: relative;
  z-index: 10;
}

.form-row {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}

.form-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.form-group.full-width {
  width: 100%;
}

label {
  font-weight: bold;
  font-size: 0.85rem;
}

input {
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 0.9rem;
  width: 100%;
}

button {
  padding: 10px 15px;
  background-color: #222;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
  width: 100%;
  margin-top: 10px;
  transition: background-color 0.3s;
}

button:hover {
  background-color: #444;
}

.hidden { display: none !important; }

.prix { color: red; }

@media (max-width: 768px) {
  header h1 {
    font-size: 2.5rem;
  }
  .floating-img {
    width: 100px;
    height: auto;
  }
  .presentation-content {
    padding: 20px;
  }
  .presentation-content p {
    font-size: 1rem;
  }
  .img-1, .img-2, .img-3 { left: 0; }
  .img-4, .img-5 { right: 0; }
}

@media (max-width: 600px) {
  .form-row {
    flex-direction: column;
    gap: 10px;
  }
}

footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  padding: 30px 20px;
  background-color: #222;
  color: #fff;
  width: 100%;
  position: relative;
  z-index: 20;
}

.footer-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  text-decoration: none;
  font-size: 1.1rem;
}

.footer-item img {
  width: 24px;
  height: 24px;
  filter: invert(1);
}