:root {
    /* Colors */
    --color-primary: #2e7d32;
    --color-secondary: #81c784;
    --color-background: #f0f4f8;
    --color-footer-bg: #1a1a1a;
    --color-button: #5cb85c;
    --color-text-dark: #1a1a1a;
    --color-text-light: #f0f4f8;
    --color-section-bg-1: #ffffff;
    --color-section-bg-2: #e8f5e9;
    --color-section-bg-3: #f9f9f9;
    --color-section-bg-4: #ccedd2;
    --color-section-bg-5: #dceef0;

    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Roboto', sans-serif;
    --font-size-base: 1rem;
    --line-height-base: 1.7;
    --line-height-heading: 1.2;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;

    /* Border Radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 9999px; /* For rounded-full */

    /* Shadows */
    --shadow-soft: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-button-hover: 0 6px 16px rgba(0, 0, 0, 0.15);
    --shadow-brutal: 4px 4px 0px var(--color-primary);
    --shadow-brutal-hover: 6px 6px 0px var(--color-primary);

    /* Transitions */
    --transition-speed: 0.3s;
    --transition-ease: 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-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);
    line-height: var(--line-height-heading);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
    letter-spacing: -0.02em; /* Minimaliste edge */
}

h1 { font-size: 3.5rem; font-weight: 700; }
h2 { font-size: 2.5rem; font-weight: 600; }
h3 { font-size: 1.8rem; font-weight: 600; }
h4 { font-size: 1.4rem; font-weight: 500; }
h5 { font-size: 1.2rem; font-weight: 500; }
h6 { font-size: 1rem; font-weight: 500; }

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

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

a:hover {
    color: var(--color-secondary);
}

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

/* 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);
}
.section-bg-4 {
    background-color: var(--color-section-bg-4);
}
.section-bg-5 {
    background-color: var(--color-section-bg-5);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-lg); /* rounded-full */
    background-color: var(--color-button);
    color: var(--color-text-light);
    font-family: var(--font-heading);
    font-size: var(--font-size-base);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-speed) var(--transition-ease);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); /* initial subtle shadow */
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn:hover {
    transform: translateY(-2px); /* slight shadow on hover */
    box-shadow: var(--shadow-button-hover);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, rgba(255,255,255,0) 70%);
    opacity: 0;
    transition: opacity var(--transition-speed) var(--transition-ease);
    z-index: 2;
}

.btn:hover::before {
    opacity: 1; /* subtle text hover effect */
}

/* Cards */
.card {
    background-color: var(--color-section-bg-1);
    border-radius: var(--border-radius-sm);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.05); /* subtle border */
    padding: var(--spacing-md);
    transition: transform var(--transition-speed) var(--transition-ease), box-shadow var(--transition-speed) var(--transition-ease);
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

/* Header */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(8px); /* glassmorphism touch */
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: background-color var(--transition-speed) var(--transition-ease), backdrop-filter var(--transition-speed) var(--transition-ease);
}

.header-scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
}

.header .logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
}

.header nav a {
    margin-left: var(--spacing-md);
    font-weight: 500;
    color: var(--color-text-dark);
    position: relative;
}

.header nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-speed) var(--transition-ease);
}

.header nav a:hover::after {
    width: 100%;
}

/* Footer */
.footer {
    background-color: var(--color-footer-bg);
    color: var(--color-text-light);
    padding: var(--spacing-xl) var(--spacing-md);
    font-size: 0.9rem;
}

.footer h4 {
    color: var(--color-secondary);
    margin-bottom: var(--spacing-sm);
}

.footer a {
    color: var(--color-text-light);
    opacity: 0.8;
    transition: opacity var(--transition-speed) var(--transition-ease);
}

.footer a:hover {
    opacity: 1;
    color: var(--color-secondary);
}

.footer .social-icons a {
    display: inline-block;
    margin-right: var(--spacing-sm);
    font-size: 1.2rem;
}

.footer .copyright {
    margin-top: var(--spacing-lg);
    text-align: center;
    opacity: 0.7;
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-sm);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--color-text-dark);
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid rgba(0, 0, 0, 0.15); /* natural border */
    border-radius: var(--border-radius-sm);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    color: var(--color-text-dark);
    background-color: var(--color-section-bg-1);
    transition: all var(--transition-speed) var(--transition-ease);
    box-shadow: 2px 2px 0px rgba(0, 0, 0, 0.05); /* brutalism-light edge */
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.2); /* focus ring in primary color */
}

select.form-control {
    appearance: none; /* Remove default arrow */
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%232e7d32%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13.6-6.4H18.9c-5%200-9.3%201.8-12.9%205.4-3.6%203.6-5.4%207.8-5.4%2012.9%200%205.1%201.8%209.3%205.4%2012.9l128.9%20128.9c3.6%203.6%207.8%205.4%2012.9%205.4s9.3-1.8%2012.9-5.4L287%2095.1c3.6-3.5%205.4-7.8%205.4-12.9%200-5.1-1.8-9.4-5.4-13z%22%2F%3E%3C%2Fsvg%3E');
    background-repeat: no-repeat;
    background-position: right 0.7em top 50%, 0 0;
    background-size: 0.65em auto, 100%;
}

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

/* Brutalism Light Touches */
.brutal-edge {
    border: 2px solid var(--color-primary);
    box-shadow: var(--shadow-brutal);
    transition: box-shadow 0.15s ease-out;
}

.brutal-edge:hover {
    box-shadow: var(--shadow-brutal-hover);
}

/* Utility classes for spacing (if not fully covered by Tailwind) */
.my-md { margin-top: var(--spacing-md); margin-bottom: var(--spacing-md); }
.py-lg { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }

/* Media Queries */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.4rem; }

    .header nav a {
        margin-left: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.2rem; }

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