:root {
  --primary-color: #3a7cfe;
  --primary-light: #5a90ff;
  --secondary-color: #e74c3c;
  --text-color: #333;
  --light-text: #777;
  --background: #f0f2f5;
  --card-background: #fff;
  --error-color: #e74c3c;
  --success-color: #2ecc71;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
  --border-radius: 12px;
  --input-background: #f5f7fa;
  --transition: all 0.3s ease;
}

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

body {
  background: var(--background);
  color: var(--text-color);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

.container {
  width: 100%;
  max-width: 430px;
}

.login-card {
  background: var(--card-background);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  padding: 40px 30px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.login-header {
  margin-bottom: 30px;
}

.logo {
  width: 80px;
  height: 80px;
  object-fit: contain;
  margin-bottom: 15px;
}

.login-header h1 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--primary-color);
}

.login-header p {
  font-size: 16px;
  color: var(--light-text);
  margin-bottom: 5px;
}

.input-group {
  margin-bottom: 24px;
  text-align: left;
}

.input-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-color);
}

.input-container {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 15px;
  color: var(--light-text);
  font-size: 16px;
}

input {
  width: 100%;
  padding: 15px 15px 15px 45px;
  border: 2px solid var(--input-background);
  border-radius: var(--border-radius);
  background: var(--input-background);
  font-size: 16px; /* Cambiar de 15px a 16px */
  color: var(--text-color);
  transition: var(--transition);
}

input:focus {
  border-color: var(--primary-light);
  outline: none;
  box-shadow: 0 0 0 3px rgba(58, 124, 254, 0.1);
}

.toggle-password {
  background: none;
  border: none;
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--light-text);
  cursor: pointer;
  font-size: 16px;
  transition: var(--transition);
}

.toggle-password:hover {
  color: var(--primary-color);
}

.error-message {
  display: block;
  font-size: 12px;
  color: var(--error-color);
  margin-top: 5px;
  height: 15px;
}

.login-button {
  width: 100%;
  padding: 15px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

.login-button:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
}

.login-button:active {
  transform: translateY(0);
}

.alert {
  margin-top: 20px;
  padding: 12px;
  border-radius: var(--border-radius);
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  display: none;
}

.alert.error {
  background: rgba(231, 76, 60, 0.1);
  color: var(--error-color);
  border: 1px solid rgba(231, 76, 60, 0.2);
  display: block;
}

.alert.success {
  background: rgba(46, 204, 113, 0.1);
  color: var(--success-color);
  border: 1px solid rgba(46, 204, 113, 0.2);
  display: block;
}

.version-info {
  position: absolute;
  bottom: 15px;
  right: 15px;
  font-size: 12px;
  color: var(--light-text);
}

/* Modal para actualizaci¨Žn */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  justify-content: center;
  align-items: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--card-background);
  padding: 30px;
  border-radius: var(--border-radius);
  max-width: 400px;
  text-align: center;
  box-shadow: var(--shadow);
}

.modal-content h2 {
  color: var(--primary-color);
  margin-bottom: 15px;
}

.modal-content p {
  margin-bottom: 25px;
  color: var(--text-color);
}

.modal-content button {
  padding: 12px 24px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.modal-content button:hover {
  background: var(--primary-light);
}

/* Bot¨Žn flotante para limpiar datos */
.floating-clean-btn {
  position: fixed;
  bottom: 20px;
  left: 20px;
  background: linear-gradient(45deg, #e74c3c, #c0392b);
  color: white;
  padding: 12px 16px;
  border-radius: 25px;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
  transition: all 0.3s ease;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 2px solid transparent;
  animation: floatingPulse 3s ease-in-out infinite;
}

.floating-clean-btn:hover {
  background: linear-gradient(45deg, #c0392b, #a93226);
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 20px rgba(231, 76, 60, 0.4);
  border-color: rgba(255, 255, 255, 0.3);
}

.floating-clean-btn:active {
  transform: translateY(0) scale(0.95);
  box-shadow: 0 2px 10px rgba(231, 76, 60, 0.6);
}

.floating-clean-btn i {
  font-size: 16px;
  animation: floatingBroom 2s ease-in-out infinite;
}

@keyframes floatingPulse {
  0%, 100% {
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
  }
  50% {
    box-shadow: 0 6px 25px rgba(231, 76, 60, 0.5);
  }
}

@keyframes floatingBroom {
  0%, 100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(-10deg);
  }
  75% {
    transform: rotate(10deg);
  }
}

/* Responsive para el bot¨Žn flotante */
@media (max-width: 768px) {
  .floating-clean-btn {
    bottom: 15px;
    left: 15px;
    padding: 10px 14px;
    font-size: 12px;
  }
  
  .floating-clean-btn span {
    display: none;
  }
  
  .floating-clean-btn i {
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  .floating-clean-btn {
    bottom: 10px;
    left: 10px;
    padding: 8px 12px;
  }
  
  .floating-clean-btn i {
    font-size: 16px;
  }
}