/* Import Google Fonts for modern typography */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* CSS Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* CSS Variables */
:root {
    /* Brand Colors */
    --electric-indigo: #5A5DF0;
    --charcoal: #1E1F24;
    --neon-lime: #A7F542;
    --off-white: #F3F3EE;
    
    /* Semantic Colors */
    --primary-color: var(--electric-indigo);
    --secondary-color: var(--neon-lime);
    --text-primary: var(--charcoal);
    --text-secondary: #6B7280;
    --text-light: #9CA3AF;
    --background: var(--off-white);
    --surface: #FFFFFF;
    --border: #E5E7EB;
    
    /* Typography */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Spacing System (8px base) */
    --space-1: 0.5rem;   /* 8px */
    --space-2: 1rem;     /* 16px */
    --space-3: 1.5rem;   /* 24px */
    --space-4: 2rem;     /* 32px */
    --space-5: 2.5rem;   /* 40px */
    --space-6: 3rem;     /* 48px */
    --space-8: 4rem;     /* 64px */
    --space-10: 5rem;    /* 80px */
    --space-12: 6rem;    /* 96px */
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    
    /* Transitions */
    --transition-fast: 0.15s ease-out;
    --transition-normal: 0.3s ease-out;
}

/* Base Typography */
body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.5;
    color: var(--text-primary);
    background-color: var(--background);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--space-2);
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

p {
    line-height: 1.6;
    margin-bottom: var(--space-3);
}

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

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-4);
}

/* Header */
.header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: var(--space-3) 0;
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

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

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.logo-icon {
    flex-shrink: 0;
}

.brand-name {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    gap: var(--space-6);
}

.nav-links a {
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

/* Hero Section */
.hero {
    padding: var(--space-12) 0 var(--space-10);
    background: linear-gradient(135deg, var(--background) 0%, #f8fafc 100%);
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-8);
}

.hero h1 {
    margin-bottom: var(--space-4);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-visual {
    max-width: 800px;
    margin: 0 auto;
}

.hero-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.section-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* Button Components */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 1rem;
    line-height: 1.5;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    font-family: var(--font-sans);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

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

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

/* Section Base Styles */
section {
    padding: var(--space-10) 0;
}

.section-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    align-items: center;
}

.section-content.reverse {
    direction: rtl;
}

.section-content.reverse > * {
    direction: ltr;
}

.section-text h2 {
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--space-8);
}

/* Features Section */
.features {
    background: var(--surface);
}

.features h2 {
    text-align: center;
    margin-bottom: var(--space-8);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
}

.feature-card {
    background: var(--background);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform var(--transition-normal);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-icon {
    margin-bottom: var(--space-3);
}

.feature-card h3 {
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* Feature Lists */
.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding: var(--space-1) 0;
    padding-left: var(--space-4);
    position: relative;
    color: var(--text-secondary);
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: var(--secondary-color);
    border-radius: 50%;
}

/* Section-specific Styles */
.level-generation {
    background: var(--surface);
}

.narrative-tools {
    background: var(--background);
}

.art-generation {
    background: var(--surface);
}

/* Export Integration */
.export-integration {
    background: var(--background);
    text-align: center;
}

.export-integration h2 {
    margin-bottom: var(--space-3);
}

.export-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-8);
}

.export-item {
    padding: var(--space-6);
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all var(--transition-normal);
}

.export-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.export-icon {
    margin-bottom: var(--space-4);
}

.export-item h3 {
    margin-bottom: var(--space-2);
    font-size: 1.25rem;
}

.export-item p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* Products Section */
.products {
    background: var(--surface);
}

.products h2 {
    text-align: center;
    margin-bottom: var(--space-3);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-6);
    margin-top: var(--space-8);
}

.product-card {
    background: var(--background);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    border: 2px solid var(--border);
    text-align: center;
    position: relative;
    transition: all var(--transition-normal);
}

.product-card.featured {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, var(--background) 0%, #f8fafc 100%);
    transform: scale(1.05);
}

.product-card.featured::before {
    content: 'Most Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
}

.product-card:hover:not(.featured) {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.product-card h3 {
    margin-bottom: var(--space-3);
    font-size: 1.5rem;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--space-4);
    font-family: var(--font-mono);
}

.product-features {
    list-style: none;
    padding: 0;
    margin-bottom: var(--space-6);
    text-align: left;
}

.product-features li {
    padding: var(--space-2) 0;
    padding-left: var(--space-4);
    position: relative;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

.product-features li:last-child {
    border-bottom: none;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: 600;
}

/* Contacts Section */
.contacts {
    background: var(--background);
}

.contacts h2 {
    text-align: center;
    margin-bottom: var(--space-8);
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.contact-item {
    text-align: center;
    padding: var(--space-6);
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all var(--transition-normal);
}

.contact-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.contact-icon {
    margin-bottom: var(--space-4);
}

.contact-item h3 {
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.contact-item p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* Footer */
.footer {
    background: var(--charcoal);
    color: var(--off-white);
    padding: var(--space-10) 0 var(--space-4);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-8);
    margin-bottom: var(--space-8);
}

.footer-section {
    flex: 1;
}

.footer-brand .logo-section {
    margin-bottom: var(--space-3);
}

.footer-brand .brand-name {
    color: var(--off-white);
}

.footer-brand p {
    color: #9CA3AF;
    margin-bottom: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.footer-column h4 {
    color: var(--off-white);
    margin-bottom: var(--space-3);
    font-size: 1rem;
}

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

.footer-column ul li {
    margin-bottom: var(--space-2);
}

.footer-column ul li a {
    color: #9CA3AF;
    transition: color var(--transition-fast);
}

.footer-column ul li a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: var(--space-4);
    text-align: center;
}

.footer-bottom p {
    color: #6B7280;
    margin-bottom: 0;
    font-size: 0.875rem;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal-content {
    background: var(--surface);
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4);
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    margin-bottom: 0;
    color: var(--text-primary);
}

.close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.close:hover {
    background: var(--border);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--space-4);
}

/* Form Styles */
.form-group {
    margin-bottom: var(--space-4);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-1);
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-sans);
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(90, 93, 240, 0.1);
}

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

/* Utility Classes */
.text-center {
    text-align: center;
}

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

.centered-content .section-content {
    text-align: left;
}

.centered-content h2,
.centered-content .section-subtitle {
    text-align: center;
}

.placeholder-image {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

/* Cookie Banner Styles */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: start;
    gap: var(--space-4);
    padding: var(--space-4);
    max-width: 1200px;
    margin: 0 auto;
}

.cookie-info h3 {
    margin-bottom: var(--space-1);
    color: var(--text-primary);
    font-size: 1.125rem;
}

.cookie-info p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.cookie-actions {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--space-3);
    flex-shrink: 0;
}

.cookie-actions .btn {
    padding: var(--space-1) var(--space-3);
    font-size: 0.875rem;
    white-space: nowrap;
}

.cookie-link {
    color: var(--primary-color);
    font-size: 0.875rem;
    text-decoration: underline;
    white-space: nowrap;
    align-self: center;
}

.cookie-link:hover {
    color: var(--secondary-color);
}

/* Cookie Customization Modal */
.cookie-category {
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
}

.cookie-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-2);
}

.cookie-category h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1rem;
}

.cookie-category p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: var(--transition-fast);
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition-fast);
    border-radius: 50%;
}

input:checked + .toggle-slider {
    background-color: var(--primary-color);
}

input:checked + .toggle-slider:before {
    transform: translateX(26px);
}

input:disabled + .toggle-slider {
    background-color: var(--secondary-color);
    cursor: not-allowed;
}

.cookie-actions-modal {
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--border);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--space-3);
    }
    
    .section-content {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .hero h1 {
        font-size: 3rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--space-6);
    }
    
    .export-features {
        grid-template-columns: 1fr;
    }
    
    .cookie-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-3);
    }
    
    .cookie-actions {
        justify-content: center;
    }
    
    .hero-image {
        height: 300px;
    }
    
    .section-image {
        height: 250px;
    }
}

@media (max-width: 768px) {
    :root {
        --space-8: 3rem;
        --space-10: 4rem;
        --space-12: 5rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .features-grid,
    .products-grid,
    .contacts-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .header-content {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }
    
    .nav-links {
        gap: var(--space-4);
    }
    
    .hero-image {
        height: 250px;
    }
    
    .section-image {
        height: 200px;
    }
    
    .cookie-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .cookie-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-2);
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    .product-card.featured {
        transform: none;
    }
    
    .modal-content {
        margin: var(--space-2);
        max-height: calc(100vh - var(--space-4));
    }
    
    .cookie-content {
        padding: var(--space-3);
    }

    .cookie-actions-modal {
        flex-direction: column;
    }
}

/* Utility function for smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .header,
    .footer,
    .hero-cta,
    .modal {
        display: none !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .hero,
    .features,
    .products,
    .contacts {
        background: white !important;
    }
}