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

:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #0f3460;
    --highlight-color: #e94560;
    --text-primary: #ffffff;
    --text-secondary: #b8b8b8;
    --gradient-primary: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    --gradient-accent: linear-gradient(135deg, #0f3460 0%, #e94560 100%);
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 15px 35px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--gradient-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header and Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-logo img {
    height: 50px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--highlight-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--highlight-color);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-login:hover {
    background: var(--highlight-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.btn-register {
    background: var(--gradient-accent);
    color: var(--text-primary);
}

.btn-register:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--text-primary);
}

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

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('/public/images/hero-bg.webp') center/cover;
    opacity: 0.1;
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(45deg, var(--text-primary), var(--highlight-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-secondary);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-heavy);
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    background: linear-gradient(45deg, var(--text-primary), var(--highlight-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    color: var(--text-secondary);
}

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

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--primary-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--highlight-color);
}

.feature-icon {
    margin-bottom: 1.5rem;
}

.feature-icon img {
    width: 64px;
    height: 64px;
    margin: 0 auto;
}

/* Games Section */
.games {
    background: var(--primary-color);
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.game-card {
    background: var(--secondary-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

.game-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.game-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
    color: var(--text-primary);
}

.game-card p {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-secondary);
}

.btn-game {
    margin: 0 1.5rem 1.5rem;
    display: block;
    text-align: center;
}

/* Registration Steps */
.registration-steps {
    background: var(--secondary-color);
}

.steps-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.step {
    background: var(--primary-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: var(--gradient-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

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

/* Benefits Section */
.benefits {
    background: var(--primary-color);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.benefit-item {
    background: var(--secondary-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.benefit-item h3 {
    color: var(--highlight-color);
    margin-bottom: 1rem;
}

/* Footer */
.footer {
    background: var(--secondary-color);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--highlight-color);
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

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

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: inline-block;
    transition: var(--transition);
}

.social-links a:hover {
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--primary-color);
        flex-direction: column;
        padding: 2rem;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .features-grid,
    .games-grid,
    .steps-container,
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.4rem; }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for accessibility */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--highlight-color);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --text-secondary: #ffffff;
        --border-color: #ffffff;
    }
}

/* Print styles */
@media print {
    .header,
    .footer,
    .btn {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* Disclaimer Page Specific Styles */
.disclaimer-page .main-content {
    background: white !important;
    color: black !important;
}

/* Force all text elements to be black */
.disclaimer-page .main-content h1,
.disclaimer-page .main-content h2,
.disclaimer-page .main-content h3,
.disclaimer-page .main-content h4,
.disclaimer-page .main-content h5,
.disclaimer-page .main-content h6,
.disclaimer-page .main-content p,
.disclaimer-page .main-content li,
.disclaimer-page .main-content .page-subtitle,
.disclaimer-page .main-content .last-updated,
.disclaimer-page .main-content .contact-info p,
.disclaimer-page .main-content .cta-section p,
.disclaimer-page .main-content strong,
.disclaimer-page .main-content b,
.disclaimer-page .main-content em,
.disclaimer-page .main-content span,
.disclaimer-page .main-content a:not(.btn),
.disclaimer-page .main-content ul li {
    color: black !important;
}

.disclaimer-page .main-content .content-section {
    background: white !important;
    border: 1px solid #e0e0e0;
    color: black !important;
}

.disclaimer-page .main-content .page-header {
    background: black !important;
    color: white !important;
}

.disclaimer-page .main-content .cta-section {
    background: white !important;
    color: black !important;
}

.disclaimer-page .main-content .contact-info {
    background: white !important;
    color: black !important;
}

.disclaimer-page .main-content .cta-buttons {
    background: white !important;
    color: black !important;
}

/* Preserve button styling */
.disclaimer-page .btn {
    color: white !important;
}

.disclaimer-page .btn-primary {
    background: var(--gradient-accent) !important;
    color: white !important;
}

.disclaimer-page .btn-secondary {
    background: var(--gradient-primary) !important;
    color: white !important;
}

/* Global override for all text in disclaimer main content */
.disclaimer-page .main-content,
.disclaimer-page .main-content * {
    color: black !important;
}

/* Exception for buttons and page header */
.disclaimer-page .main-content .btn,
.disclaimer-page .main-content .btn *,
.disclaimer-page .main-content .page-header,
.disclaimer-page .main-content .page-header * {
    color: white !important;
}

/* Service Description Section Styles */
.service-description-section {
    background: white;
    padding: 3rem 0;
    margin: 2rem 0;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
}

.service-description-section h2 {
    color: black !important;
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
}

.service-description-section p {
    color: black !important;
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.service-description-section .service-list {
    max-width: 800px;
    margin: 0 auto;
}

.service-description-section .service-list ul {
    list-style: none;
    padding: 0;
}

.service-description-section .service-list li {
    color: black !important;
    padding: 0.8rem 0;
    border-bottom: 1px solid #e0e0e0;
    position: relative;
    padding-left: 2rem;
}

.service-description-section .service-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--highlight-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.service-description-section .service-list li:last-child {
    border-bottom: none;
}

/* Image Optimization Styles */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}

img[loading="lazy"].loaded {
    opacity: 1;
}

/* Responsive image optimization */
.responsive-image {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Image compression hints */
.hero-image img,
.game-image img,
.feature-icon img {
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* Progressive image loading */
.progressive-image {
    filter: blur(10px);
    transition: filter 0.3s ease-out;
}

.progressive-image.loaded {
    filter: blur(0);
}

/* Critical image preloading */
.critical-image {
    preload: true;
}

/* Image format optimization hints */
.webp-image {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

/* Lazy loading placeholder */
.lazy-placeholder {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Image compression for different screen sizes */
@media (max-width: 768px) {
    .hero-image img {
        max-width: 100%;
        height: auto;
    }
    
    .game-card img {
        max-width: 100%;
        height: auto;
    }
}

@media (max-width: 480px) {
    .feature-icon img {
        width: 48px;
        height: 48px;
    }
}