body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #4b1d5d;
  margin: 0;
  padding: 40px 20px;
}

.container {
  max-width: 900px;
  margin: auto;
  background-color: #814c9f;
  padding: 30px;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease-in-out;
  color:white;
}

h1 {
  font-size: 2rem;
  color: white;
  text-align: center;
  margin-bottom: 30px;
}

.controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  color: white;
}

select,
input[type="text"] {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #ccc;
  font-size: 1rem;
  transition: border 0.2s ease;
}

input[type="text"]:focus {
  border-color: #007BFF;
  outline: none;
}

button {
  padding: 10px 20px;
  background-color: #007BFF;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.comprobar {
  margin-top: 30px; /* Más separación del texto */
}

button:hover {
  background-color: #0056b3;
}

.resultado {
  margin-top: 30px;
  font-size: 1.2rem;
  font-weight: bold;
  text-align: center;
  color: white;
}

.temporizador-circular {
  width: 100px;
  height: 100px;
  margin: 20px auto;
}

svg {
  width: 100%;
  height: 100%;
}

.fondo {
  fill: none;
  stroke: #eee;
  stroke-width: 3.8;
}

.progreso {
  fill: none;
  stroke: #007bff;
  stroke-width: 3.8;
  stroke-linecap: round;
  transition: stroke-dasharray 1s linear;
}

.tiempo-texto {
  font-size: 0.6em;
  fill: #333;
}

input[type="text"] {
  width: 120px;
  margin: 4px;
  text-align: center;
  font-size: 1rem;
}

.reintentar-btn {
  margin-top: 20px;
  padding: 10px 20px;
  background-color: #dc3545;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.reintentar-btn:hover {
  background-color: #a71d2a;
}

.sugerencias-container {
  position: fixed;
  bottom: 10px;
  left: 10px;
  width: 240px;
  background-color: #f7f7f7;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  font-size: 14px;
  z-index: 9999;
  transition: max-height 0.3s ease, opacity 0.3s ease;
  overflow: hidden;
  max-height: 180px;
  opacity: 1;
}

.sugerencias-container.plegado {
  max-height: 40px;
  opacity: 0.85;
}

.sugerencias-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #dedede;
  padding: 8px;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
  position: relative; /* necesario para posicionar el texto flotante respecto al header */
}

.sugerencias-header strong {
  font-size: 14px;
}

.info-icon {
  width: 20px;
  height: 20px;
  background-color: #007bff;
  color: white;
  border-radius: 50%;
  text-align: center;
  line-height: 20px;
  font-weight: bold;
  font-size: 14px;
  display: inline-block;
  cursor: pointer;
  position: relative; /* importante para el tooltip */
}

.info-icon::after {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: 125%; /* justo encima del icono */
  background-color: rgba(51, 51, 51, 0.95);
  color: #fff;
  padding: 6px 10px;
  border-radius: 6px;
  white-space: normal;
  width: 240px;
  font-size: 0.85em;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.sugerencias-form {
  display: flex;
  flex-direction: column;
  padding: 10px;
}

.sugerencias-form textarea {
  resize: none;
  height: 60px;
  margin-bottom: 8px;
  padding: 6px;
  font-size: 13px;
  border-radius: 4px;
  border: 1px solid #ccc;
}

.sugerencias-form button {
  background-color: #007bff;
  color: white;
  padding: 6px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
}

.mensaje-exito {
  margin-top: 8px;
  padding: 8px 12px;
  background-color: #e6ffe6;
  color: #2a7a2a;
  border: 1px solid #9dd79d;
  border-radius: 4px;
  font-size: 14px;
}

.flecha-volver {
  display: inline-flex;
  justify-content: center;
  width: 48px;
  height: 48px;
  text-decoration: none;
  color: #333;
  position: absolute;
  top: 25px;
  left: 25px;
  background-color: #f0f0f0;
  border-radius: 50%;
  transition: background-color 0.2s ease;
  overflow: hidden;
}

.flecha-volver span {
  font-size: 42px; /* solo la flecha se escala */
  line-height: 1;
  display: inline-block;
  margin-top:-2px;
}

.flecha-volver:hover {
  background-color: #ddd;
}