:root {
    /* Colors */
    --color-primary: #2E7D32; /* Primary Green */
    --color-secondary: #D4E5F6; /* Light Blue */
    --color-background: #F0F8F0; /* Off-white Greenish */
    --color-footer-bg: #1A472A; /* Dark Green for Footer */
    --color-button: #66BB6A; /* Button Green */
    --color-text-dark: #1A472A; /* Dark text based on footer */
    --color-text-light: #F0F8F0; /* Light text based on background */
    --color-accent: #66BB6A; /* Accent color, same as button for consistency */

    /* Section Backgrounds - Organic/Natural Palette */
    --section-bg-1: #F8FDF8;
    --section-bg-2: #E8F5E9;
    --section-bg-3: #DCECDD;
    --section-bg-4: #C8E6C9;
    --section-bg-5: #B0DAB2;

    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --font-size-base: 1rem; /* 16px */
    --line-height-base: 1.7; /* Generous line-height for readability */

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

    /* Border Radius */
    --border-radius-sm: 0.5rem;
    --border-radius-md: 1rem;
    --border-radius-lg: 2rem;
    --border-radius-full: 9999px; /* For rounded-full buttons */

    /* Shadows */
    --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.06);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.15); /* Glassmorphism shadow */

    /* Glassmorphism Effect */
    --glass-blur: 10px;
    --glass-border: 1px solid rgba(255, 255, 255, 0.18);
    --glass-bg-opacity: 0.25;

    /* Transitions */
    --transition-fast: 0.2s ease-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

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

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text-dark);
    background-color: var(--color-background);
    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-primary);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem; /* ~56px */
    font-weight: 700;
    letter-spacing: -0.03em;
}

h2 {
    font-size: 2.5rem; /* ~40px */
    font-weight: 600;
}

h3 {
    font-size: 1.875rem; /* ~30px */
    font-weight: 600;
}

h4 {
    font-size: 1.5rem; /* ~24px */
    font-weight: 500;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

ul, ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-md);
}

/* Custom Utilities & Components */

/* 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); }
.section-bg-5 { background-color: var(--section-bg-5); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    cursor: pointer;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    border-radius: var(--border-radius-full); /* Rounded-full */
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-button);
    color: var(--color-text-light);
    box-shadow: var(--shadow-soft); /* Soft shadow for neumorphism feel */
}

.btn-primary:hover {
    background-color: color-mix(in srgb, var(--color-button) 90%, black);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px); /* Subtle lift */
}

/* Soft-Neumorphism for specific main buttons */
.btn-soft-neumorphism {
    background: linear-gradient(145deg, #74C578, #5DAF60); /* Light and dark shades for depth */
    color: var(--color-text-light);
    border-radius: var(--border-radius-lg); /* Slightly less rounded than full for a card-like feel */
    box-shadow: 8px 8px 16px rgba(0, 0, 0, 0.1), -8px -8px 16px rgba(255, 255, 255, 0.7); /* Neumorphic shadow */
    padding: var(--spacing-md) var(--spacing-xl);
}

.btn-soft-neumorphism:hover {
    background: linear-gradient(145deg, #5DAF60, #74C578);
    box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.1), -4px -4px 8px rgba(255, 255, 255, 0.7);
    transform: translateY(0); /* No lift, just shadow change */
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: background-color var(--transition-normal), backdrop-filter var(--transition-normal), box-shadow var(--transition-normal);
    padding: var(--spacing-sm) var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-transparent {
    background-color: transparent;
}

.header-scrolled {
    background-color: rgba(var(--color-background-rgb), var(--glass-bg-opacity)); /* Using a more opaque background */
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: var(--glass-border);
    box-shadow: var(--shadow-glass);
}

.header .nav-link {
    color: var(--color-text-dark);
    font-family: var(--font-heading);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.header .nav-link:hover {
    background-color: rgba(var(--color-primary-rgb), 0.1);
    color: var(--color-primary);
    text-decoration: none;
}

/* Cards */
.card {
    background: linear-gradient(135deg, var(--color-primary), var(--section-bg-2)); /* Gradient from primary to a section bg */
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-soft);
    padding: var(--spacing-md);
    transition: all var(--transition-normal);
    overflow: hidden; /* For potential organic shapes within */
    position: relative;
    color: var(--color-text-dark); /* Ensure text is readable */
}

.card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-5px); /* Lift effect */
}

/* Organic Shapes / Blobs (Concept for illustrations) */
/* This would typically be handled by SVG or JS libraries,
   but we can define a base style for elements that might
   contain such illustrations. */
.organic-illustration-container {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-lg); /* Soft edges */
}

/* Footer */
.footer {
    background-color: var(--color-footer-bg);
    color: var(--color-text-light);
    padding: var(--spacing-xl) var(--spacing-lg);
    position: relative;
    overflow: hidden; /* For organic shapes */
}

.footer a {
    color: var(--color-text-light);
    transition: color var(--transition-fast);
}

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

.footer .social-icon {
    font-size: 1.5rem;
    margin: 0 var(--spacing-sm);
    transition: transform var(--transition-fast);
}

.footer .social-icon:hover {
    transform: translateY(-3px) scale(1.1); /* Subtle bounce */
}

/* Organic shapes in footer background (conceptual) */
.footer::before, .footer::after {
    content: '';
    position: absolute;
    background-color: rgba(var(--color-primary-rgb), 0.1); /* Lighter shade of primary */
    border-radius: 50%;
    filter: blur(80px); /* Soft, organic blur */
    opacity: 0.6;
    z-index: 0;
}

.footer::before {
    width: 300px;
    height: 300px;
    top: -100px;
    left: -100px;
}

.footer::after {
    width: 250px;
    height: 250px;
    bottom: -80px;
    right: -80px;
    background-color: rgba(var(--color-secondary-rgb), 0.15); /* Lighter shade of secondary */
}

/* Animations (Placeholder for AOS, which is JS-based) */
/* For CSS-only animations, we can define simple fade-ins or slides */
.animate-fade-in {
    opacity: 0;
    animation: fadeIn var(--transition-slow) forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Utility to get RGB values from HEX for rgba() use */
/* This is a conceptual workaround, actual implementation would need JS or pre-processing */
/* Example: --color-primary-rgb: 46, 125, 50; */
/* This would be manually set or dynamically generated if not using a preprocessor */
/* For static CSS, assume these are provided if rgba is truly needed */
:root {
    --color-background-rgb: 240, 248, 240;
    --color-primary-rgb: 46, 125, 50;
    --color-secondary-rgb: 212, 229, 246;
}

/* Media Queries for Responsiveness */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .header {
        padding: var(--spacing-sm);
        flex-direction: column;
    }

    .header .nav-link {
        margin: var(--spacing-xs) 0;
    }

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

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

    h2 {
        font-size: 1.75rem;
    }

    .footer {
        padding: var(--spacing-lg) var(--spacing-md);
    }
}


/* 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;
    }
}