:root {
    /* Colors */
    --color-primary: #2e7d32; /* Dark Emerald Green */
    --color-secondary: #81c784; /* Light Green */
    --color-background: #f5f8f3; /* Very Light Green-Grey */
    --color-footer-bg: #1b5e20; /* Darkest Emerald Green */
    --color-text-dark: #333333;
    --color-text-light: #ffffff;
    --color-accent-1: #dceef0; /* Section background 3 */
    --color-accent-2: #e8f5e9; /* Section background 2 */
    --color-accent-3: #fcf8f0; /* Section background 4 */

    /* Fonts */
    --font-family-base: 'Roboto', sans-serif;
    --font-family-heading: 'Montserrat', sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Border Radius */
    --border-radius-sm: 0.5rem;
    --border-radius-md: 1rem;
    --border-radius-lg: 1.5rem; /* For buttons */

    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
    --shadow-inner: inset 0 2px 4px rgba(0, 0, 0, 0.1); /* For button inner shadow */
    --shadow-glass: 0 4px 30px rgba(0, 0, 0, 0.1);

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

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

body {
    font-family: var(--font-family-base);
    line-height: 1.7; /* Increased line-height for readability */
    color: var(--color-text-dark);
    background-color: var(--color-background);
    margin: 0;
    padding: 0;
    overflow-x: hidden; /* Prevent horizontal scroll */
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    color: var(--color-primary);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.05em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -0.03em;
}

h3 {
    font-size: 1.8rem;
    font-weight: 500;
    letter-spacing: -0.02em;
}

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-secondary);
    text-decoration: underline;
}

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

li {
    margin-bottom: var(--spacing-sm);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-lg); /* Softly rounded corners */
    font-family: var(--font-family-heading);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    color: var(--color-text-light);
    background-color: var(--color-primary);
    box-shadow: var(--shadow-md), var(--shadow-inner); /* Subtle inner shadow */
    transition: all var(--transition-duration) var(--transition-timing-function);
    position: relative;
    overflow: hidden;
}

.btn:hover {
    background: linear-gradient(to right, var(--color-primary), var(--color-secondary)); /* Smooth gradient on hover */
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px); /* Slight lift */
}

.btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm), var(--shadow-inner);
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.7); /* Slightly translucent */
    backdrop-filter: blur(10px); /* Glassmorphism effect */
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--shadow-glass);
    padding: var(--spacing-sm) var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header .logo {
    font-family: var(--font-family-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.header nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.header nav li {
    margin-left: var(--spacing-lg);
}

.header nav a {
    font-weight: 500;
    color: var(--color-text-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-duration) var(--transition-timing-function);
    position: relative;
}

.header nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-secondary);
    transition: width var(--transition-duration) var(--transition-timing-function);
}

.header nav a:hover {
    color: var(--color-primary);
}
.header nav a:hover::after {
    width: 100%;
}

/* Footer */
.footer {
    background-color: var(--color-footer-bg); /* Dark emerald green */
    color: var(--color-text-light);
    padding: var(--spacing-xl) var(--spacing-xl);
    text-align: center;
    font-size: 0.95rem;
}

.footer .footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-items: flex-start;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer .footer-section {
    flex: 1;
    min-width: 200px;
    margin: var(--spacing-md);
    text-align: left;
}

.footer .footer-section h4 {
    color: var(--color-secondary);
    font-family: var(--font-family-heading);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.5px;
}

.footer .footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer .footer-section ul li {
    margin-bottom: var(--spacing-sm);
}

.footer .footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-duration) var(--transition-timing-function);
}

.footer .footer-section ul li a:hover {
    color: var(--color-secondary);
    text-decoration: underline;
}

.footer .social-icons a {
    color: var(--color-text-light);
    font-size: 1.5rem;
    margin: 0 var(--spacing-sm);
    transition: color var(--transition-duration) var(--transition-timing-function), transform var(--transition-duration) var(--transition-timing-function);
}

.footer .social-icons a:hover {
    color: var(--color-secondary);
    transform: translateY(-3px);
}

.footer .copyright {
    margin-top: var(--spacing-lg);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

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

.section-bg-2 {
    background-color: var(--color-accent-2); /* A slightly darker shade of green */
}

.section-bg-3 {
    background-color: var(--color-accent-1); /* A cooler, light blue-green */
}

.section-bg-4 {
    background-color: var(--color-accent-3); /* A warm, light cream */
}

/* Utility Classes for Spacing (could be used with Tailwind's padding/margin) */
.py-section {
    padding-top: calc(var(--spacing-xl) * 2);
    padding-bottom: calc(var(--spacing-xl) * 2);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Forms */
input[type="text"],
input[type="email"],
input[type="password"],
textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family-base);
    font-size: 1rem;
    transition: all var(--transition-duration) var(--transition-timing-function);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus {
    border-color: var(--color-secondary);
    outline: none;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1), 0 0 0 3px rgba(129, 199, 132, 0.2);
}

textarea {
    resize: vertical;
    min-height: 100px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    h1 {
        font-size: 3rem;
    }
    h2 {
        font-size: 2rem;
    }
    .header nav li {
        margin-left: var(--spacing-md);
    }
    .footer .footer-section {
        flex: auto;
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    h2 {
        font-size: 1.8rem;
    }
    .header {
        padding: var(--spacing-sm) var(--spacing-md);
        flex-direction: column;
        align-items: flex-start;
    }
    .header nav ul {
        margin-top: var(--spacing-sm);
        flex-wrap: wrap;
        justify-content: center;
        width: 100%;
    }
    .header nav li {
        margin: var(--spacing-xs) var(--spacing-sm);
    }
    .btn {
        width: 100%;
        padding: var(--spacing-md) var(--spacing-lg);
    }
    .py-section {
        padding-top: var(--spacing-xl);
        padding-bottom: var(--spacing-xl);
    }
    .container {
        padding: 0 var(--spacing-md);
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2rem;
    }
    h2 {
        font-size: 1.5rem;
    }
    p {
        font-size: 1rem;
    }
    .header .logo {
        font-size: 1.5rem;
    }
    .header nav li {
        margin: var(--spacing-xs);
    }
    .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;
    }
}