body {
  background: #f8fafc;
  margin: 0;
  font-family: 'Inter', Arial, sans-serif;
  color: #181c23;
  display: flex;
  min-height: 100vh;
}

.container {
  margin: auto;
  max-width: 420px;
  width: 96%;
  background: #fff;
  box-shadow: 0 6px 40px 0 rgba(37,42,54,0.06);
  border-radius: 2rem;
  padding: 2.5rem 1.5rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

header h1 {
  font-size: 2.6rem;
  font-weight: 700;
  letter-spacing: -2px;
  margin-bottom: 0.5rem;
  text-align: center;
}
.subtitle {
  font-size: 1.1rem;
  color: #57617b;
  text-align: center;
}

form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  align-items: stretch;
}

input[type="email"] {
  padding: 1.1rem 1.2rem;
  font-size: 1.05rem;
  border: 1.5px solid #e1e4ea;
  border-radius: 1.5rem;
  outline: none;
  transition: border-color .18s;
  background: #f5f8fa;
}
input[type="email"]:focus {
  border-color: #2684ff;
  background: #fff;
}

button[type="submit"] {
  padding: 1rem 1.2rem;
  border-radius: 2rem;
  border: none;
  background: linear-gradient(90deg, #2684ff, #00d1ff);
  color: #fff;
  font-weight: bold;
  font-size: 1.15rem;
  cursor: pointer;
  transition: box-shadow .16s, transform .08s;
  box-shadow: 0 2px 16px 0 rgba(0, 209, 255, 0.09);
}
button[type="submit"]:hover, button[type="submit"]:focus {
  box-shadow: 0 5px 30px 0 rgba(0, 209, 255, 0.16);
  transform: translateY(-2px) scale(1.03);
}

.feedback {
  font-size: 0.96rem;
  min-height: 1.6em;
  text-align: center;
  color: #228c45;
}

.disclaimer {
  display: block;
  text-align: center;
  color: #6a7284;
  font-size: 0.97rem;
}

footer {
  text-align: center;
  font-size: 0.92rem;
  color: #c2c5d1;
  margin-top: 2.5rem;
}

.visually-hidden {
  position: absolute !important;
  left: -10000px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}


.honeypot { display: none; }


#logoxelia img {
  width: 100%;
  max-width: 250px;   /* ajuste la valeur selon la taille maximale voulue */
  height: auto;
  display: block;
  margin: 0 auto;     /* pour centrer si tu veux */
}