/* Tema Claro por defecto con Rosa Pastel */
:root {
    --primary-color: #FFB6C1; /* Rosa Pastel */
    --secondary-color: #FFE4E1; /* Rosa más claro */
    --text-color: #333333; /* Texto oscuro */
    --background-color: #FFFFFF; /* Fondo blanco */
    --header-bg: #FFB6C1; /* Fondo del header rosa pastel */
    --footer-bg: #FFE4E1; /* Fondo del footer */
    --link-color: #D2691E; /* Color de enlaces */
    --button-bg: #FFB6C1; /* Fondo de botones */
    --button-text: #FFFFFF; /* Texto de botones */
}

/* Tema Oscuro */
body.dark-mode {
    --primary-color: #FFB6C1; /* Mantiene el rosa pastel como acento */
    --secondary-color: #2C2C2C; /* Fondo secundario oscuro */
    --text-color: #F0F0F0; /* Texto claro */
    --background-color: #1A1A1A; /* Fondo oscuro */
    --header-bg: #2C2C2C; /* Header oscuro */
    --footer-bg: #2C2C2C; /* Footer oscuro */
    --link-color: #FFB6C1; /* Enlaces en rosa pastel */
    --button-bg: #FFB6C1; /* Fondo de botones */
    --button-text: #1A1A1A; /* Texto de botones */
}

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

body {
    font-family: 'Arial', sans-serif;
    color: var(--text-color);
    background-color: var(--background-color);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background-color: var(--header-bg);
    padding: 1.5rem 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s ease;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    font-size: 2rem;
    color: var(--text-color);
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 1.5rem;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: var(--link-color);
}

#theme-toggle {
    background-color: var(--button-bg);
    color: var(--button-text);
    border: none;
    padding: 0.5rem 1rem;
    cursor: pointer;
    border-radius: 5px;
    font-weight: 500;
    transition: background-color 0.3s ease, color 0.3s ease;
    margin-left: 1.5rem;
}

#theme-toggle:hover {
    opacity: 0.9;
}

footer {
    background-color: var(--footer-bg);
    padding: 1.5rem 0;
    text-align: center;
    margin-top: 3rem;
    transition: background-color 0.3s ease;
}

footer p {
    color: var(--text-color);
}

/* Estilos para secciones */
.hero {
    padding: 5rem 0;
    text-align: center;
    background-color: var(--secondary-color);
    transition: background-color 0.3s ease;
}

.hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.btn-primary {
    display: inline-block;
    background-color: var(--button-bg);
    color: var(--button-text);
    padding: 0.8rem 2rem;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.btn-primary:hover {
    opacity: 0.9;
}

.features, .services, .portfolio, .about, .contact {
    padding: 3rem 0;
}

.features .container, .services .container, .portfolio .container, .about .container, .contact .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .features .container {
        grid-template-columns: repeat(3, 1fr);
    }
    .services .container {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
    .portfolio .container {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

.feature, .service, .project {
    background-color: var(--secondary-color);
    padding: 2rem;
    border-radius: 10px;
    transition: background-color 0.3s ease;
}

.feature h3, .service h3, .project h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.about h2, .contact h2, .services h2, .portfolio h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.about h3 {
    font-size: 1.5rem;
    margin: 1.5rem 0 0.5rem;
}

.about ul {
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.contact form {
    display: grid;
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.form-group {
    display: grid;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
}

.form-group input, .form-group textarea {
    padding: 0.8rem;
    border: 1px solid #ccc;
    border-radius: 5px;
    background-color: var(--background-color);
    color: var(--text-color);
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.contact-info {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.contact-info p {
    margin-bottom: 0.5rem;
}