:root {
    /* Colors */
    --color-primary: #007bff;
    --color-secondary: #6c757d;
    --color-background: #f0f8ff;
    --color-footer-bg: #1a2c42;
    --color-button: #007bff;
    --color-text: #333333;
    --color-heading: #1a2c42;
    --color-link: #0056b3;
    --color-header-bg: #ffffff;

    --section-bg-1: #e0f2f7;
    --section-bg-2: #f5faff;
    --section-bg-3: #cee9f2;
    --section-bg-4: #d9edf7;
    --section-bg-5: #e6eff2;

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

    /* 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-button: 9999px;
    --border-radius-card: 1.5rem; /* For glassmorphism */

    /* Shadows */
    --shadow-header: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-glass-light: 0 8px 32px 0 rgba(31, 38, 135, 0.27);
    --shadow-glass-dark: 0 4px 16px 0 rgba(31, 38, 135, 0.15);
    --shadow-hover: 0 12px 24px rgba(0, 0, 0, 0.15);

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

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

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-text);
    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-family-heading);
    color: var(--color-heading);
    line-height: 1.2;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.5rem;
    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);
}

a {
    color: var(--color-link);
    text-decoration: none;
    transition: color var(--transition-speed) var(--transition-timing);
}

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

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

/* 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);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-button);
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all var(--transition-speed) var(--transition-timing);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.95rem;
}

.btn-primary {
    background-color: var(--color-button);
    color: #ffffff;
    box-shadow: var(--shadow-glass-light); /* Glassmorphism effect */
    backdrop-filter: blur(10px); /* For glassmorphism */
    border: 1px solid rgba(255, 255, 255, 0.3); /* For glassmorphism */
}

.btn-primary:hover {
    background-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

/* Card Styles with Glassmorphism */
.card {
    background: rgba(255, 255, 255, 0.2); /* Semi-transparent background */
    border-radius: var(--border-radius-card);
    box-shadow: var(--shadow-glass-light);
    backdrop-filter: blur(15px); /* Stronger blur for cards */
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    transition: transform var(--transition-speed) var(--transition-timing), box-shadow var(--transition-speed) var(--transition-timing);
}

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

/* Section Backgrounds */
.section-bg-1 {
    background-color: var(--section-bg-1);
    padding: var(--spacing-xxl) 0;
}

.section-bg-2 {
    background-color: var(--section-bg-2);
    padding: var(--spacing-xxl) 0;
}

.section-bg-3 {
    background-color: var(--section-bg-3);
    padding: var(--spacing-xxl) 0;
}

.section-bg-4 {
    background-color: var(--section-bg-4);
    padding: var(--spacing-xxl) 0;
}

.section-bg-5 {
    background-color: var(--section-bg-5);
    padding: var(--spacing-xxl) 0;
}

/* Footer Styles */
.footer {
    background-color: var(--color-footer-bg);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-xl) var(--spacing-lg);
    text-align: center;
    font-size: 0.9rem;
}

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

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

/* Utility Classes (if not using Tailwind directly for these) */
.container {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.text-center {
    text-align: center;
}

.flex {
    display: flex;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.grid {
    display: grid;
    gap: var(--spacing-xl);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.8s var(--transition-timing) forwards;
    animation-timeline: view();
    animation-range: entry 20% cover 50%;
}

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

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.5rem;
    }

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

@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;
    }

    .section-bg-1, .section-bg-2, .section-bg-3, .section-bg-4, .section-bg-5 {
        padding: var(--spacing-xl) 0;
    }

    .container {
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
    }
}

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

    h2 {
        font-size: 1.5rem;
    }

    body {
        font-size: 0.95rem;
    }

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

    .card {
        padding: 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;
    }
}