/*–––––––– REGISTRATION SECTION (RED CYBER FIXED) ––––––––*/
@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;700&family=Rajdhani:wght@500;700&display=swap');

#registration {
  padding: 80px 20px;
  background-color: rgba(0, 0, 0, 0.15);
  text-align: center;
  backdrop-filter: blur(6px);
}

#registration h2 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 2.5em;
  margin-bottom: 40px;
  color: var(--bd-red);
  text-shadow: 2px 2px #000;
}

.registration-form {
  max-width: 600px;
  margin: 0 auto;
  background: rgba(15, 0, 0, 0.6);
  padding: 30px;
  border-radius: 10px;
  border: 1px solid rgba(var(--bd-red-rgb), 0.3);
  box-shadow: 0 0 14px rgba(var(--bd-red-rgb), 0.2);
}

.form-group {
  margin-bottom: 25px;
  text-align: left;
  position: relative;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.2em;
  color: var(--bd-red);
  text-shadow: 1px 1px #000;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 12px 15px;
  font-family: 'Fira Code', monospace;
  font-size: 1em;
  border: 2px solid rgba(var(--bd-red-rgb), 0.4);
  border-radius: 6px;
  background: linear-gradient(to right, rgba(30, 0, 0, 0.8), rgba(0, 0, 0, 0.9));
  color: #ffeaea;
  box-sizing: border-box;
  box-shadow: inset 0 0 4px rgba(255, 0, 0, 0.2);
  transition: border-color 0.3s, background-color 0.3s, box-shadow 0.3s;
}

.form-group input::placeholder {
  color: #aaa;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--bd-red);
  background-color: rgba(var(--bd-red-rgb), 0.15);
  box-shadow:
    0 0 8px rgba(var(--bd-red-rgb), 0.6),
    inset 0 0 4px rgba(var(--bd-red-rgb), 0.3);
}

/*–––––––– SELECT ––––––––*/
.form-group select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url('../images/arrow-down.png');
  background-repeat: no-repeat;
  background-position: right 15px center;
  background-size: 15px;
  cursor: pointer;
  padding-right: 40px;
}
.form-group select::-ms-expand {
  display: none;
}
@-moz-document url-prefix() {
  .form-group select {
    background-image: url('../images/arrow-down.png');
    background-position: right 15px center;
    background-size: 15px;
  }
}

/*–––––––– FIXED SUBMIT BUTTON ––––––––*/
.submit-button,
input[type="submit"],
button.submit-button {
  all: unset;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.2em;
  padding: 14px 28px;
  color: #ffffff;
  background: linear-gradient(
    135deg,
    rgba(var(--bd-red-rgb), 0.3),
    rgba(var(--bd-red-rgb), 0.85)
  );
  border: 2px solid var(--bd-red);
  border-radius: 8px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease-in-out;
  background-size: 300% 300%;
  box-shadow:
    0 0 10px rgba(var(--bd-red-rgb), 0.4),
    inset 0 0 6px rgba(var(--bd-red-rgb), 0.2);
}

.submit-button:hover,
input[type="submit"]:hover,
button.submit-button:hover {
  background: linear-gradient(
    270deg,
    rgba(var(--bd-red-rgb), 0.9),
    rgba(var(--bd-red-rgb), 0.4),
    rgba(var(--bd-red-rgb), 0.9)
  );
  border-color: #ffffff;
  color: #ffffff;
  transform: scale(1.05);
  background-size: 300% 300%;
  animation: pulseGlow 1.5s ease-in-out infinite alternate;
  box-shadow:
    0 0 12px rgba(var(--bd-red-rgb), 0.6),
    0 0 20px rgba(var(--bd-red-rgb), 0.4),
    inset 0 0 12px rgba(var(--bd-red-rgb), 0.3);
}

@keyframes pulseGlow {
  from {
    box-shadow: 0 0 6px rgba(var(--bd-red-rgb), 0.3);
  }
  to {
    box-shadow: 0 0 16px rgba(var(--bd-red-rgb), 0.7);
  }
}

/*–––––––– RESPONSIVE ––––––––*/
@media (max-width: 768px) {
  .registration-form {
    padding: 20px;
  }
}