:root {
    /* Colores */
    --color-primary: #2e7d32; /* Verde oscuro principal */
    --color-secondary: #a5d6a7; /* Verde claro secundario */
    --color-background: #f0f4f8; /* Gris azulado claro para fondo */
    --color-footer-bg: #212121; /* Gris muy oscuro para footer */
    --color-button: #43a047; /* Verde medio para botones */
    --color-header-bg: #ffffff; /* Blanco para encabezado */
    --color-header-text: #212121; /* Gris oscuro para texto de encabezado */
    --color-nav-hover: #4caf50; /* Verde vibrante para hover de navegación */
    --color-heading: #212121; /* Gris oscuro para títulos */
    --color-body: #424242; /* Gris medio oscuro para texto de cuerpo */
    --color-card-bg: #ffffff; /* Blanco para fondo de tarjeta de producto */

    /* Fondos de sección */
    --section-bg-1: #f0f4f8; /* Gris azulado claro */
    --section-bg-2: #e8f5e9; /* Verde muy claro */
    --section-bg-3: #f8fdf8; /* Blanco verdoso */
    --section-bg-4: #e0e0e0; /* Gris claro */

    /* Tipografía */
    --font-heading: 'Roboto', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --font-header: 'Montserrat', sans-serif;

    /* Espaciado y tamaños */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;

    /* Bordes y sombras */
    --border-radius-button: 9999px; /* rounded-full */
    --border-radius-card: 0.75rem; /* rounded-xl */
    --shadow-header: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); /* shadow-lg */
    --shadow-button: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); /* shadow-xl */
    --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); /* shadow-md */
    --shadow-card-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); /* shadow-xl */

    /* Transiciones */
    --transition-duration: 0.3s;
    --transition-timing-function: ease-in-out;
}

/* Base styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-body);
    background-color: var(--color-background);
    line-height: 1.7; /* Generous line-height for readability */
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-heading);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    letter-spacing: -0.02em; /* Slight letter spacing for headings */
}

h1 {
    font-size: 3.5rem; /* Large and expressive */
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
}

h3 {
    font-size: 1.8rem;
    font-weight: 600;
}

p {
    margin-bottom: var(--spacing-md);
    font-size: 1.1rem;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-duration) var(--transition-timing-function);
}

a:hover {
    color: var(--color-nav-hover);
    text-decoration: underline;
}

/* Header specific styles */
.header {
    background-color: var(--color-header-bg);
    box-shadow: var(--shadow-header);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-md) var(--spacing-lg);
    font-family: var(--font-header);
    color: var(--color-header-text);
    /* Glassmorphism effect */
    backdrop-filter: blur(16px); /* Tailwind's backdrop-blur-lg */
    background-color: rgba(255, 255, 255, 0.7); /* Tailwind's bg-white bg-opacity-70 */
}

.header .nav-link {
    color: var(--color-header-text);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    position: relative;
    overflow: hidden;
    transition: color var(--transition-duration) var(--transition-timing-function);
}

.header .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--color-nav-hover);
    transform: translateX(-100%);
    transition: transform var(--transition-duration) var(--transition-timing-function);
}

.header .nav-link:hover {
    color: var(--color-nav-hover);
}

.header .nav-link:hover::after {
    transform: translateX(0);
}

/* Button styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-button);
    color: var(--color-button-text);
    border: none;
    border-radius: var(--border-radius-button);
    font-family: var(--font-body);
    font-weight: bold; /* font-bold */
    cursor: pointer;
    text-decoration: none;
    box-shadow: var(--shadow-button);
    transition: transform var(--transition-duration) var(--transition-timing-function),
                background-color var(--transition-duration) var(--transition-timing-function),
                box-shadow var(--transition-duration) var(--transition-timing-function);
    white-space: nowrap;
}

.btn:hover {
    transform: scale(1.05); /* transform scale-105 */
    background-color: var(--color-nav-hover); /* Lighter green on hover */
    box-shadow: 0 15px 20px -5px rgba(0, 0, 0, 0.2), 0 6px 8px -3px rgba(0, 0, 0, 0.1);
}

/* Product Card styles */
.product-card {
    background-color: var(--color-card-bg);
    border-radius: var(--border-radius-card);
    box-shadow: var(--shadow-card);
    padding: var(--spacing-md);
    transition: all var(--transition-duration) var(--transition-timing-function); /* transition-all duration-300 */
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.product-card:hover {
    box-shadow: var(--shadow-card-hover); /* hover:shadow-xl */
    transform: translateY(-5px); /* Subtle lift on hover */
}

.product-card img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-card); /* Match card border-radius */
    margin-bottom: var(--spacing-sm);
}

.product-card h3 {
    font-size: 1.5rem;
    margin-top: 0;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
}

.product-card p {
    font-size: 1rem;
    color: var(--color-body);
    margin-bottom: var(--spacing-sm);
}

.product-card .price {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-heading);
    margin-bottom: var(--spacing-sm);
}

/* Section Backgrounds */
.section-bg-1 {
    background-color: var(--section-bg-1);
}

.section-bg-2 {
    background-color: var(--section-bg-2);
}

.section-bg-3 {
    background-color: var(--section-bg-3);
}

.section-bg-4 {
    background-color: var(--section-bg-4);
}

/* Footer styles */
.footer {
    background-color: var(--color-footer-bg);
    color: #e0e0e0; /* Light gray text for contrast */
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    font-family: var(--font-body);
    font-size: 0.9rem;
}

.footer a {
    color: var(--color-secondary);
    transition: color var(--transition-duration) var(--transition-timing-function);
}

.footer a:hover {
    color: var(--color-nav-hover);
}

/* Utility classes for layout (to complement Tailwind) */
.container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.grid-cols-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.grid-cols-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.py-section {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .header {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .grid-cols-2, .grid-cols-3 {
        grid-template-columns: 1fr; /* Stack columns on small screens */
    }

    .py-section {
        padding-top: var(--spacing-lg);
        padding-bottom: var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    p {
        font-size: 1rem;
    }

    .btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.9rem;
    }
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}