:root {
  --bg-color: #f4f7f6;
  --text-color: #333;
  --container-bg: #ffffff;
  --header-color: #0056b3;
  --card-bg: #fdfdfd;
  --card-border: #e0e0e0;
  --messages-bg: #e9f7ef;
  --messages-border: #d4edda;
  --messages-text: #155724;
  --messages-error-bg: #f8d7da;
  --messages-error-border: #f5c6cb;
  --messages-error-text: #721c24;
  --messages-success-bg: #d4edda;
  --messages-success-border: #c3e6cb;
  --messages-success-text: #155724;
  --result-bg: #eaf6ff;
  --result-border: #cce5ff;
  --result-text: #004085;
  --button-bg: #007bff;
  --button-hover-bg: #0056b3;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;

    background-image: url('img/fondo.jpg');
    background-size: cover; /* Ajusta la imagen para que cubra todo el fondo */
    background-position: center; /* Centra la imagen */
    background-repeat: no-repeat; /* Evita que la imagen se repita */
}

.container {
    
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    max-width: 900px;
    width: 100%;
     
}

h1 {
    text-align: center;
    color: var(--header-color);
    margin-bottom: 30px;
    border-bottom: 2px solid #eee;
    padding-bottom: 15px;
}

h2 {
    color: #007bff;
    margin-top: 0;
    margin-bottom: 20px;
    text-align: center;
}

.messages-area {
    background-color: var(--messages-bg);
    border: 1px solid var(--messages-border);
    color: var(--messages-text);
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 25px;
    font-weight: bold;
    min-height: 20px;
}

/* Estilos para mensajes de error */
.messages-area.error {
    background-color: var(--messages-error-bg);
    border-color: var(--messages-error-border);
    color: var(--messages-error-text);
}

/* Estilos para mensajes de éxito */
.messages-area.success {
    background-color: var(--messages-success-bg);
    border-color: var(--messages-success-border);
    color: var(--messages-success-text);
}

.main-sections {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    padding: 25px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    flex: 1;
    min-width: 300px;
    display: flex;
    flex-direction: column;
}

.card.full-width {
    flex: 1 1 100%;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #555;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="password"],
.form-group select {
    width: calc(100% - 22px);
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
    box-sizing: border-box;
}

.form-group input[type="checkbox"] {
    margin-left: 0;
    transform: scale(1.2);
    margin-right: 8px;
}

/* Contenedor especial para el botón toggleThemeBtn */
.toggle-container {
  display: flex;
  justify-content: flex-end;
  width: 100%;
  margin-bottom: 1rem;
}
/* Estilo exclusivo para el botón toggleThemeBtn */
#toggleThemeBtn {
    position: fixed;
    bottom: 10px;
    right: 10px;
    padding: 10px 15px;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s;
    width: auto; /* Evita que el botón ocupe todo el ancho */
    display: inline-block; /* Ajusta el tamaño al contenido */
}

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


button {
    background-color: var(--button-bg);
    color: white;
    padding: 12px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.2s ease;
    width: 100%;
    margin-top: 10px;
}

button:hover {
    background-color: var(--button-hover-bg);
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}

.button-group button {
    flex: 1;
    min-width: 120px;
    margin-top: 0;
}


.boton {
    display: inline-block;
    margin-top: 20px; /* Espacio entre el texto y el botón */
    margin: 20px;
    padding: 10px 20px;
    background-color: #007bff; /* Azul */
    color: white;
    font-size: 12px;
    font-weight: bold;
    text-align: center;
    text-decoration: none; /* Quita el subrayado */
    border-radius: 10px; /* Bordes redondeados */
    transition: background 0.3s ease-in-out;
}

.boton:hover {
    background-color: #0056b3; /* Efecto al pasar el mouse */
}


.result-display {
    background-color: var(--result-bg);
    border: 1px solid var(--result-border);
    color: var(--result-text);
    padding: 15px;
    border-radius: 5px;
    margin-top: 20px;
    white-space: pre-wrap;
    font-family: monospace;
}

/* Responsividad básica */
@media (max-width: 768px) {
    .main-sections {
        flex-direction: column;
    }
    .card {
        min-width: unset;
    }
    .button-group button {
        width: 100%;
    }
}

.github-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    margin-top: 5px;
    text-decoration: none;
    border-radius: 100px;
    color: white;
    transition: all 0.25s ease;
}

.github-btn i {
    font-size: 40px;
}

.github-btn:hover {
    transform: translateY(-4px) scale(1.03);
    color: black;
}

.github-btn:active {
    transform: scale(0.98);
}

/* Tema oscuro */
body.dark-theme {
  --bg-color: #121212;
  --text-color: #e0e0e0;
  --container-bg: #1e1e1e;
  --header-color: #66aaff;
  --card-bg: #2c2c2c;
  --card-border: #444444;
  --messages-bg: #263238;
  --messages-border: #37474f;
  --messages-text: #80cbc4;
  --messages-error-bg: #4f1a1a;
  --messages-error-border: #751616;
  --messages-error-text: #f28b82;
  --messages-success-bg: #1b4620;
  --messages-success-border: #2a6c34;
  --messages-success-text: #a5d6a7;
  --result-bg: #263238;
  --result-border: #37474f;
  --result-text: #80cbc4;
  --button-bg: #1565c0;
  --button-hover-bg: #003c8f;
}