/* --- Fuentes y Estilos Base (Estilo Apple) --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap');

:root {
    --text-color: #1d1d1f; /* Negro de Apple */
    --secondary-text-color: #6e6e73; /* Gris secundario */
    --background-color: #ffffff;
    --section-background: #f5f5f7; /* Gris claro de Apple */
    --cta-background: #0071e3; /* Azul de Apple */
    --cta-hover-background: #0077ed;
    --cta-text-color: #ffffff;
    --border-color: #d2d2d7;
}

body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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


/* --- Header (Encabezado) --- */
header {
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

.logo span {
    font-weight: 600;
    font-size: 1.2rem;
    color: var(--text-color);
}

nav a {
    margin-left: 25px;
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 400;
    transition: color 0.3s ease;
}

nav a:hover {
    color: var(--cta-background);
}


/* --- Hero Section con Imagen de Fondo --- */
#hero {
    /* URL de imagen estable y capa oscura para legibilidad */
    background-image: linear-gradient(rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0.45)), url('https://images.pexels.com/photos/3184418/pexels-photo-3184418.jpeg');
    background-size: cover;
    background-position: center;
    color: #ffffff;
    padding: 140px 0;
    text-align: center;
}

#hero h1 {
    font-size: 3.8rem;
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: -1px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

#hero p {
    font-size: 1.5rem;
    max-width: 700px;
    margin: 0 auto 40px auto; /* Aumentamos el margen inferior */
    color: rgba(255, 255, 255, 0.9);
}


/* --- Contenedor de Acciones del Hero --- */
.hero-actions {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px; /* Espacio entre los botones */
}

/* --- Botones (CTA) y Formularios --- */
.cta-button {
    background-color: var(--cta-background);
    color: var(--cta-text-color);
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 980px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 1px solid transparent; /* Borde transparente para alinear */
    cursor: pointer;
    font-size: 1rem;
    display: inline-block;
}

.cta-button:hover {
    background-color: var(--cta-hover-background);
    border-color: var(--cta-hover-background);
}

/* --- Botón Secundario (Estilo Fantasma/Outline) --- */
.cta-button-secondary {
    background-color: transparent;
    border-color: var(--cta-background);
    color: var(--cta-text-color);
}

.cta-button-secondary:hover {
    background-color: var(--cta-background);
    color: var(--cta-text-color);
}


/* --- Products Section --- */
#products, #contact {
    padding: 100px 20px;
    background-color: var(--background-color);
}

#contact {
    background-color: var(--section-background);
}

#products h2, #contact h2 {
    text-align: center;
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 50px;
    color: var(--text-color);
}

#contact p {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px auto;
    color: var(--secondary-text-color);
    font-size: 1.1rem;
}

.product-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}


/* --- Tarjeta de Producto con Ícono --- */
.product-card {
    background: var(--section-background);
    border-radius: 18px;
    padding: 40px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
    border: 1px solid transparent;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.08);
}

.product-icon {
    font-size: 2.5rem; /* Tamaño del ícono */
    color: var(--cta-background); /* Color azul de Apple */
    margin-bottom: 20px; /* Espacio debajo del ícono */
}

.product-card h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-color);
    margin-top: 0;
    margin-bottom: 10px;
}

.product-card p {
    color: var(--secondary-text-color);
}


/* --- Contact Form --- */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    padding: 40px;
    border-radius: 18px;
    border: 1px solid var(--border-color);
}


/* --- Footer --- */
footer {
    background-color: var(--section-background);
    color: var(--secondary-text-color);
    text-align: center;
    padding: 40px 0;
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}


/* --- Modal Styles --- */
.modal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.6);
}

.modal-content {
    background-color: #fefefe;
    margin: 10% auto;
    padding: 40px;
    border-radius: 18px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}

.close-button {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close-button:hover,
.close-button:focus {
    color: black;
}


/* --- Estilos de Formularios (Unificados) --- */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px; /* Bordes más suaves */
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

.form-group p {
    margin-bottom: 10px;
}

.hidden {
    display: none;
}


/* --- Diseño Responsivo --- */
@media (max-width: 768px) {
    #hero h1 {
        font-size: 2.8rem;
    }

    #hero p {
        font-size: 1.2rem;
    }

    #products h2, #contact h2 {
        font-size: 2.2rem;
    }

    .product-list {
        grid-template-columns: 1fr;
    }

    header .container {
        flex-direction: column;
        gap: 15px;
    }

    nav {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    #hero h1 {
        font-size: 2.2rem;
    }
    
    #hero {
        padding: 100px 0;
    }

    .hero-actions {
        flex-direction: column; /* Apila los botones en móviles */
    }

    nav a {
        margin: 0 10px;
    }

    .modal-content {
        padding: 25px;
        margin: 20% auto;
    }
}