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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.container {
  background: white;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  max-width: 900px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 500px;
}

.left-panel {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 60px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  text-align: center;
}

.logo {
  width: 120px;
  height: 120px;
  background: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
.logo-img {
  width: 100%;
  border-radius: 50%;
}

.left-panel h1 {
  font-size: 28px;
  margin-bottom: 15px;
  font-weight: 600;
}

.left-panel p {
  font-size: 16px;
  opacity: 0.9;
  line-height: 1.6;
}

.features {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  align-items: flex-start;
  width: 100%;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.feature-icon {
  width: 24px;
  height: 24px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.right-panel {
  padding: 60px 50px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.form-container {
  width: 100%;
}

.tabs {
  display: flex;
  gap: 10px;
  margin-bottom: 30px;
  border-bottom: 2px solid #e0e0e0;
}

.tab {
  padding: 12px 24px;
  background: none;
  border: none;
  font-size: 16px;
  font-weight: 500;
  color: #666;
  cursor: pointer;
  transition: all 0.3s;
  border-bottom: 3px solid transparent;
  position: relative;
  bottom: -2px;
}

.tab.active {
  color: #667eea;
  border-bottom-color: #667eea;
}

.tab:hover {
  color: #667eea;
}

.form-content {
  display: none;
}

.form-content.active {
  display: block;
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.form-title {
  font-size: 24px;
  font-weight: 600;
  color: #333;
  margin-bottom: 25px;
}

.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  margin-bottom: 8px;
  color: #555;
  font-size: 14px;
  font-weight: 500;
}

input {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 14px;
  transition: all 0.3s;
  outline: none;
}

input:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  color: #333;
  background-color: #fff;
  cursor: pointer;
  transition: all 0.3s ease;
  appearance: none; /* Quita el estilo por defecto del navegador */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px; /* Espacio para la flecha */
}

.form-group select:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.1);
}

.form-group select:hover {
  border-color: #bbb;
}

/* Estilo para la opción placeholder */
.form-group select option[value=""] {
  color: #999;
}

/* Si quieres un estilo más moderno con efecto disabled */
.form-group select:disabled {
  background-color: #f5f5f5;
  cursor: not-allowed;
  opacity: 0.6;
}

.btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 10px;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.btn:active {
  transform: translateY(0);
}

.forgot-password {
  text-align: right;
  margin-top: 10px;
}

.forgot-password a {
  color: #667eea;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s;
}

.forgot-password a:hover {
  color: #764ba2;
}

.divider {
  display: flex;
  align-items: center;
  margin: 25px 0;
  color: #999;
  font-size: 14px;
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: #e0e0e0;
}

.divider::before {
  margin-right: 15px;
}

.divider::after {
  margin-left: 15px;
}

.social-login {
  display: flex;
  gap: 10px;
}

.social-btn {
  flex: 1;
  padding: 12px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  background: white;
  cursor: pointer;
  transition: all 0.3s;
  font-size: 14px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.social-btn:hover {
  border-color: #667eea;
  color: #667eea;
}

.alert {
  padding: 12px 15px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  display: none;
}

.alert.success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert.error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.alert.show {
  display: block;
  animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) {
  .container {
    grid-template-columns: 1fr;
  }

  .left-panel {
    display: none;
  }

  .right-panel {
    padding: 40px 30px;
  }
}

.password-toggle {
  position: relative;
}

.password-toggle input {
  padding-right: 45px;
}

.toggle-password {
  position: absolute;
  right: 12px;
  top: 38px;
  cursor: pointer;
  color: #999;
  font-size: 14px;
  user-select: none;
}

.toggle-password:hover {
  color: #667eea;
}