@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Poppins', sans-serif;
  background: #f4f6ff;
  color: #2b2b2b;
}

/* ================= NAVIGATION ================= */

.nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
}

.nav a {
  text-decoration: none;
  padding: 10px 22px;
  border-radius: 30px;
  color: #444;
  font-weight: 500;
  transition: all 0.3s ease;
}

.nav a:hover {
  background: #dfe2ff;
}

.nav-btn {
  background: #5b5cff;
  color: white !important;
}

/* ================= HERO ================= */

.hero {
  position: relative;
  overflow: hidden;
  padding: 110px 20px 130px;
  background: linear-gradient(135deg, #e9ecff, #ffffff);
}

.hero-content {
  max-width: 900px;
  margin: auto;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-size: 3.3rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.3rem;
  color: #555;
  margin-bottom: 30px;
}

.price-highlight {
  display: inline-block;
  background: white;
  padding: 20px 30px;
  border-radius: 26px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.1);
  font-size: 1.5rem;
  margin-bottom: 30px;
}

/* ================= BOUTONS ================= */

.btn {
  text-decoration: none;
  padding: 14px 40px;
  border-radius: 45px;
  font-size: 1.1rem;
  font-weight: 500;
  display: inline-block;
}

.primary {
  background: linear-gradient(135deg, #5b5cff, #7a7dff);
  color: white;
}

/* ================= BULLES ================= */

.bubble {
  position: absolute;
  border-radius: 50%;
  opacity: 0.35;
  z-index: 1;
  animation: float 10s ease-in-out infinite;
}

.bubble-1 { width: 280px; height: 280px; background: #6c6cff; top: -90px; left: -90px; }
.bubble-2 { width: 200px; height: 200px; background: #ff6fae; bottom: 120px; right: 160px; }
.bubble-3 { width: 140px; height: 140px; background: #4de2c1; top: 160px; right: -50px; }
.bubble-4 { width: 180px; height: 180px; background: #ffc75f; bottom: -60px; left: 120px; }
.bubble-5 { width: 110px; height: 110px; background: #ff9671; top: 260px; left: 60%; }
.bubble-6 { width: 130px; height: 130px; background: #845ec2; top: 40px; left: 45%; }

@keyframes float {
  0%   { transform: translate(0, 0); }
  50%  { transform: translate(30px, -45px); }
  100% { transform: translate(0, 0); }
}

/* ================= SERVICES / TARIFS ================= */

.services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 30px;
  padding: 90px 40px;
  max-width: 1300px;
  margin: auto;
}

.card {
  background: white;
  padding: 45px;
  border-radius: 45px;
  box-shadow: 0 25px 60px rgba(0,0,0,0.08);
  text-align: center;
}

/* ================= FORMULAIRE ================= */

form {
  max-width: 700px;
  margin: 0 auto;
}

input,
textarea {
  width: 100%;
  font-size: 1.25rem;
  padding: 18px 24px;
  margin-bottom: 18px;
  border-radius: 40px;
  border: 2px solid #e0e3ff;
  font-family: 'Poppins', sans-serif;
  background: #fafbff;
  outline: none;
}

textarea {
  min-height: 180px;
  border-radius: 32px;
  resize: vertical;
}

input:focus,
textarea:focus {
  border-color: #6c6cff;
  background: white;
}

/* ================= BOUTON ================= */

button {
  padding: 18px 60px;
  font-size: 1.3rem;
  border-radius: 50px;
  background: linear-gradient(135deg, #5b5cff, #7a7dff);
  color: white;
  border: none;
  cursor: pointer;
}

button:hover {
  opacity: 0.9;
}

/* ================= FOOTER ================= */

.footer {
  text-align: center;
  padding: 40px;
  font-size: 0.9rem;
  color: #888;
}