/* Global reset */
* {
  box-sizing: border-box;
}
html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: 'Segoe UI', sans-serif;
  background-color: #ffffff;
  color: #333;
  display: flex;
  flex-direction: column;
}

/* Header arriba del todo */
header {
  background-color: #290633;
  padding: 20px;
  text-align: center;
  border-bottom: 4px solid #ffffff;
}
header h1 {
  margin: 0;
  color: #501c55;
}
header p {
  margin-top: 5px;
  font-size: 14px;
}

/* Layout principal (sidebar + contenido) */
.container {
  flex: 1;
  display: flex;
  flex-direction: row;
  min-height: 0;
}

/* Sidebar fijo a la izquierda */
.sidebar {
  width: 250px;
  background-color: #8d4e96;
  padding: 20px;
  flex-shrink: 0;
}
.sidebar h2 {
  color: #ffffff;
}
.sidebar ul {
  list-style: none;
  padding: 0;
}
.sidebar li {
  margin: 10px 0;
  padding: 8px 12px;
  border-radius: 5px;
  cursor: pointer;
}
.sidebar .current {
  background-color: #fcd6e4;
  font-weight: bold;
  color: #78328a;
}
.sidebar .future {
  background-color: #fdf3f6;
  color: #4e2a5c;
}

/* Contenido principal */
.main-content {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

/* Módulo visible */
.module {
  background-color: #ffffff;
  border: 1px solid #f3cbd3;
  border-radius: 10px;
  padding: 20px;
  max-width: 800px;
  margin: 0 auto;
  box-shadow: 2px 2px 6px rgba(0, 0, 0, 0.05);
  display: none; /* ocultos por defecto */
}

/* Footer siempre abajo */
footer {
  text-align: center;
  padding: 20px;
  background-color: #f9c8d9;
  color: #3b163b;
  font-size: 14px;
  margin-top: auto;
}

/* Responsive layout */
@media (max-width: 768px) {
  .container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
  }

  .sidebar li {
    margin: 5px;
    font-size: 14px;
  }
}