:root {
    /* Color scheme */
    --primary-color: #2d4ef5;
    --secondary-color: #1e38c1;
    --accent-color: #ffdb58;
    --dark-color: #121212;
    --light-color: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    /* Typography */
    --font-family: 'Poppins', sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;
    
    /* Borders */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.2s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
    
    /* Container */
    --container-width: 1200px;
    --container-padding: 1rem;
}

/* Reset and base styles */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--light-color);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

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

/* Container */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    font-weight: 600;
    color: var(--gray-900);
}

h1 {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

h4 {
    font-size: var(--font-size-xl);
}

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

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Header */
.site-header {
    background-color: var(--light-color);
    box-shadow: var(--shadow-md);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

/* Navigation */
.main-nav {
    position: relative;
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: var(--spacing-md);
}

.nav-menu a {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--gray-800);
    font-weight: 500;
    transition: all var(--transition-fast);
}

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

.nav-cta {
    background-color: var(--primary-color);
    color: var(--light-color) !important;
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm) var(--spacing-lg) !important;
}

.nav-cta:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.hamburger {
    display: block;
    position: relative;
    width: 24px;
    height: 2px;
    background-color: var(--gray-800);
    transition: background-color 0.2s;
}

.hamburger::before,
.hamburger::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--gray-800);
    transition: all 0.2s;
}

.hamburger::before {
    top: -6px;
}

.hamburger::after {
    bottom: -6px;
}

/* Main content */
main {
    padding-top: 72px; /* Header height */
}

/* Section styles */
.section {
    padding: var(--spacing-3xl) 0;
}

.section:nth-child(even) {
    background-color: var(--gray-100);
}

.section-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

/* Text cards */
.text-card {
    background-color: var(--light-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

/* Hero section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--light-color);
    padding: var(--spacing-3xl) 0;
    min-height: 85vh;
    display: flex;
    align-items: center;
}

.hero-section h1, .hero-section h2, .hero-section h3 {
    color: var(--light-color);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-content {
    padding-right: var(--spacing-xl);
}

.hero-form {
    background-color: var(--light-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    transform: perspective(1000px) rotateY(-5deg);
    transition: transform var(--transition-normal);
}

.hero-form:hover {
    transform: perspective(1000px) rotateY(0);
}

/* Feature cards */
.feature-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.feature-card {
    background-color: var(--light-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.card-number {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 2.5rem;
    font-weight: 700;
    opacity: 0.1;
    color: var(--primary-color);
}

/* CTA Button */
.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--gray-900);
    font-weight: 600;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-md);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.cta-container {
    text-align: center;
    margin: var(--spacing-xl) 0;
}

/* Image styling */
.image-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.featured-image {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal);
}

.featured-image:hover {
    transform: scale(1.02);
}

/* Pros & Cons */
.pros-cons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.pros, .cons {
    background-color: var(--light-color);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.pros h4, .cons h4 {
    text-align: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid;
}

.pros h4 {
    color: #38b000;
    border-color: #38b000;
}

.cons h4 {
    color: #d62828;
    border-color: #d62828;
}

.pros ul, .cons ul {
    padding-left: var(--spacing-lg);
}

.pros li, .cons li {
    margin-bottom: var(--spacing-sm);
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

details {
    background-color: var(--light-color);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

details:hover {
    box-shadow: var(--shadow-md);
}

summary {
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    font-weight: 600;
    position: relative;
}

summary::-webkit-details-marker {
    display: none;
}

summary::after {
    content: "+";
    position: absolute;
    right: var(--spacing-lg);
    transition: transform var(--transition-fast);
    font-size: var(--font-size-xl);
}

details[open] summary::after {
    content: "−";
}

.faq-content {
    padding: 0 var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
}

/* Footer */
.site-footer {
    background-color: var(--gray-900);
    color: var(--gray-300);
    padding: var(--spacing-2xl) 0;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.footer-info .copyright {
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
}

.footer-info .disclaimer {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
}

.footer-nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer-nav a {
    color: var(--gray-400);
}

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

/* Cookie Notice */
.cookie-notice {
    position: fixed;
    bottom: -100px;
    left: 0;
    right: 0;
    background-color: var(--gray-900);
    color: var(--light-color);
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    box-shadow: var(--shadow-lg);
    transition: bottom var(--transition-normal);
    z-index: 1000;
}

.cookie-notice.active {
    bottom: 0;
}

.cookie-notice p {
    margin-bottom: 0;
}

.cookie-notice a {
    color: var(--accent-color);
    text-decoration: underline;
}

.cookie-accept {
    background-color: var(--accent-color);
    color: var(--gray-900);
    border: none;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-fast);
}

.cookie-accept:hover {
    background-color: #ffea00;
    transform: scale(1.05);
}

/* Responsive styles */
@media (max-width: 992px) {
    h1 {
        font-size: var(--font-size-3xl);
    }
    
    h2 {
        font-size: var(--font-size-2xl);
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-content {
        padding-right: 0;
        text-align: center;
    }
    
    .section-content {
        grid-template-columns: 1fr;
    }
    
    .pros-cons {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer-nav ul {
        justify-content: flex-start;
        margin-top: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        right: 0;
        background-color: var(--light-color);
        box-shadow: var(--shadow-lg);
        border-radius: var(--border-radius-md);
        padding: var(--spacing-lg);
        flex-direction: column;
        width: 200px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .nav-menu li {
        margin: var(--spacing-xs) 0;
    }
    
    .feature-cards {
        grid-template-columns: 1fr;
    }
    
    .cookie-notice {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .cookie-notice p {
        margin-bottom: var(--spacing-sm);
    }
}

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

.hero-content, .hero-form, .section-content {
    animation: fadeIn 0.8s ease-out;
}

/* Neumorphism effect on select elements */
.feature-card {
    border-radius: var(--border-radius-lg);
    background: linear-gradient(145deg, #f0f0f0, #ffffff);
    box-shadow: 20px 20px 60px #d9d9d9, -20px -20px 60px #ffffff;
}

/* Parallax effect */
.hero-section {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Form wrapper styles */
.form-wrapper {
    height: 500px;
    overflow: hidden;
    border-radius: var(--border-radius-lg);
}