:root {
    /* Colors */
    --color-primary: #4CAF50; /* Fresh Green */
    --color-secondary: #8BC34A; /* Light Green */
    --color-accent: #4CAF50; /* Accent same as primary for consistency */
    --color-background: #FFFFFF; /* Pure White */
    --color-text-dark: #333333;
    --color-text-light: #666666;
    --color-footer-bg: #2C3E50; /* Dark Blue-Gray */
    --color-section-bg-1: #F8FFF8; /* Very Light Green */
    --color-section-bg-2: #F5F5F5; /* Light Gray */
    --color-section-bg-3: #FFFFFF; /* White */
    --color-button-text: #FFFFFF;

    /* Typography */
    --font-heading: 'Roboto', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --font-size-base: 1rem;
    --line-height-body: 1.75;
    --line-height-heading: 1.2;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;

    /* Border Radius */
    --border-radius-base: 8px;
    --border-radius-button-hero: 9999px; /* Full round */
    --border-radius-button-secondary: 4px; /* Slightly rounded */

    /* Shadows */
    --shadow-subtle: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-button: 0 6px 16px rgba(76, 175, 80, 0.25); /* Greenish shadow for buttons */
    --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.12);

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

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

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-body);
    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-text-dark);
    line-height: var(--line-height-heading);
    margin-top: calc(var(--spacing-lg) * 1.5);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em; /* Subtle tightening for headings */
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-top: var(--spacing-xxl);
}

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

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

h4 {
    font-size: 1.5rem;
    font-weight: 500;
}

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

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;
}

/* Utilities for Layout (assuming Tailwind is present, these are custom additions) */
.container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

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

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

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

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-heading);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: none;
    outline: none;
    transition: all var(--transition-duration) var(--transition-timing-function);
    box-shadow: var(--shadow-subtle);
    letter-spacing: 0.02em;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-button-text);
    border-radius: var(--border-radius-button-hero); /* Full round for primary CTA */
    box-shadow: var(--shadow-button);
    padding: var(--spacing-sm) var(--spacing-xl); /* More padding for hero button */
}

.btn-primary:hover {
    background-color: var(--color-secondary);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius-button-secondary); /* Slightly rounded */
    box-shadow: none; /* No initial shadow for secondary */
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-button-text);
    transform: translateY(-1px);
    box-shadow: var(--shadow-subtle);
}

/* Cards & Elevated Elements */
.card {
    background-color: var(--color-background);
    border-radius: var(--border-radius-base);
    box-shadow: var(--shadow-subtle);
    padding: var(--spacing-xl);
    transition: transform var(--transition-duration) var(--transition-timing-function), box-shadow var(--transition-duration) var(--transition-timing-function);
}

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

/* 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 #e0e0e0;
    border-radius: var(--border-radius-base);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    color: var(--color-text-dark);
    transition: border-color var(--transition-duration) var(--transition-timing-function), box-shadow var(--transition-duration) var(--transition-timing-function);
    box-sizing: border-box; /* Ensures padding doesn't increase width */
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus {
    border-color: var(--color-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.2); /* Light green focus ring */
}

textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer Styling */
.footer {
    background-color: var(--color-footer-bg);
    color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-xxl) 0;
    font-size: 0.9rem;
    text-align: center;
}

.footer a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
}

.footer a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Scrollbar Styling (Modern and Subtle) */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-section-bg-2); /* Light gray track */
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary); /* Green thumb */
    border-radius: 10px;
    border: 2px solid var(--color-section-bg-2); /* Padding around thumb */
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-secondary); /* Lighter green on hover */
}

/* Media Queries for Responsiveness */
@media (max-width: 1024px) {
    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2rem;
    }

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

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

    h2 {
        font-size: 1.8rem;
    }

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

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

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

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

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

    h2 {
        font-size: 1.5rem;
    }

    body {
        font-size: 0.95rem;
    }

    .btn {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }
}


/* 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;
    }
}