* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Poppins', Arial, sans-serif;
}

body {
  background: url('images/regosterfondo.svg') center center / cover no-repeat fixed;
  background-color: #000;
  min-height: 100vh;
  overflow-x: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  position: relative;
  background: rgba(255, 255, 255, 0.95);
  width: 90%;
  max-width: 600px;
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  backdrop-filter: blur(10px);
}

#loading-screen {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
  z-index: 10;
  transition: transform 1.5s ease-in-out;
  border-radius: 20px;
}

#loading-screen.slide-away {
  transform: translateX(100%);
}

.form-box {
  padding: 40px;
  background-color: transparent;
  border-radius: 20px;
  position: relative;
  z-index: 1;
  animation: fadeIn 0.8s ease-out;
}

.form-box h1 {
  color: #007bff;
  font-size: 2.5em;
  margin-bottom: 15px;
  text-align: center;
  font-weight: 600;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
  margin: 0;
  white-space: nowrap;
}

.form-box p {
  margin-bottom: 25px;
  color: #555;
  text-align: center;
  font-weight: 700;
  font-size: 1.08em;
}

.input-group {
  display: flex;
  gap: 15px;
  margin-bottom: 20px;
}

.input-group input {
  flex: 1;
  padding: 15px;
  border: 2px solid #e1e1e1;
  border-radius: 10px;
  transition: all 0.3s ease;
  font-size: 16px;
  background: rgba(255, 255, 255, 0.9);
}

.input-group input:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.2);
  outline: none;
}

select {
  width: 220px;
  padding: 8px 12px;
  margin: 0 auto 18px auto;
  border-radius: 8px;
  border: 2px solid #e1e1e1;
  font-size: 16px;
  background: rgba(255, 255, 255, 0.9);
  cursor: pointer;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

select:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.2);
  outline: none;
}

.registro-btn {
  flex: 1;
  padding: 10px 0;
  background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
  border: none;
  color: white;
  font-size: 16px;
  font-weight: 600;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
  min-width: 120px;
  text-align: center;
}

.registro-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
  background: linear-gradient(135deg, #0056b3 0%, #004094 100%);
}

.registro-btn:active {
  background: linear-gradient(135deg, #00c3ff 0%, #00f7ff 100%) !important;
  transform: scale(0.95);
  box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.2);
  transition: none;
}

.registro-btn:hover::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.2);
  transform: skewX(-15deg);
  animation: shine 0.5s;
}

.registro {
  display: inline-block;
  text-align: center;
  margin-top: 25px;
  color: #007bff;
  cursor: pointer;
  font-weight: 500;
  transition: all 0.3s ease;
  text-decoration: none;
  width: 100%;
}

.registro:hover {
  color: #0056b3;
  transform: translateY(-1px);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.title-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 15px;
}

.line {
  height: 2px;
  background: linear-gradient(90deg, transparent, #ff001e);
  width: 50px;
  position: relative;
  animation: expandContract 2s ease-in-out infinite;
}

.line.left {
  background: linear-gradient(90deg, #007bff, transparent);
}

.line.right {
  background: linear-gradient(90deg, transparent, #ff0000);
}

@keyframes expandContract {
  0%, 100% {
    width: 50px;
  }
  50% {
    width: 100px;
  }
}

.button-group {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
}

.button-group button {
  flex: 1;
  min-width: 120px;
}

.password-group {
  position: relative;
  display: flex;
  align-items: center;
}

.password-group input {
  flex: 1;
  padding-right: 40px;
}

.input-icon {
  position: relative;
  display: flex;
  align-items: center;
  background: #fff;
  border: 2px solid #e1e1e1;
  border-radius: 8px;
  margin-bottom: 18px;
  box-shadow: 0 1px 4px rgba(0, 123, 255, 0.04);
  font-size: 16px;
  height: 48px;
  padding: 0 0 0 0;
  transition: border-color 0.2s;
}

.input-icon i {
  margin-left: 16px;
  margin-right: 10px;
  font-size: 1.4em;
  background: linear-gradient(135deg, #f8fafc 60%, #e1e1e1 100%);
  border-radius: 50%;
  padding: 7px;
  box-shadow: 0 2px 8px rgba(0,123,255,0.07);
  transition: background 0.3s, color 0.3s;
}

.input-icon i.fa-check-circle {
  color: #28a745; /* Verde */
  background: linear-gradient(135deg, #d4edda 60%, #c3e6cb 100%);
}

.input-icon input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 1em;
  flex: 1;
  width: 100%;
  height: 100%;
  padding: 0 16px 0 0;
}

.input-icon:focus-within {
  border-color: #007bff;
  box-shadow: 0 0 0 2px #007bff33;
}

.input-icon input::placeholder {
  color: #888;
  opacity: 1;
}

.toggle-password {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  z-index: 3;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  padding: 0;
}

.toggle-password i {
  font-size: 1.5em;
  color: #111111;
  transition: color 0.2s;
}

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

  .input-group input {
    width: 100%;
    margin-bottom: 0;
  }

  .form-box {
    padding: 30px;
  }

  .form-box h1 {
    font-size: 2em;
  }

  .button-group {
    flex-direction: column;
    gap: 10px;
  }
}