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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* Animated Background */
.animated-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.floating-shapes {
    position: absolute;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.floating-shapes:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
    animation-duration: 8s;
}

.floating-shapes:nth-child(2) {
    top: 60%;
    right: 20%;
    animation-delay: 2s;
    animation-duration: 10s;
}

.floating-shapes:nth-child(3) {
    bottom: 20%;
    left: 50%;
    animation-delay: 4s;
    animation-duration: 12s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.1;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 0.3;
    }
}

/* Header Styles */
.header {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand h1 {
    color: #fff;
    font-size: 2rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

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

.nav-link {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #4CAF50;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #4CAF50;
    transition: width 0.3s ease;
}

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

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

/* Button Styles */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
    text-align: center;
    min-width: 120px;
}

.btn-primary {
    background: linear-gradient(45deg, #4CAF50, #45a049);
    color: white;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.btn-secondary:hover {
    background: #fff;
    color: #333;
}

.btn-login {
    background: linear-gradient(45deg, #2196F3, #1976D2);
    color: white;
}

.btn-register {
    background: linear-gradient(45deg, #FF9800, #F57C00);
    color: white;
}

/* Main Content */
.main-content {
    margin-top: 80px;
    padding: 2rem 5%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero Section */
.hero-section {
    text-align: center;
    padding: 4rem 0;
    color: #fff;
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.4s both;
}

/* Features Section */
.features-section {
    padding: 4rem 0;
    color: #fff;
}

.features-section h3 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.feature-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #4CAF50;
}

.feature-card p {
    line-height: 1.6;
}

/* Games Section */
.games-section {
    padding: 4rem 0;
    color: #fff;
}

.games-section h3 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.games-intro {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 3rem;
    color: #ccc;
}

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

.game-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.game-card:hover {
    transform: translateY(-5px);
}

.game-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #FF9800;
}

.game-card p {
    line-height: 1.6;
}

/* Registration Steps Section */
.registration-section {
    padding: 4rem 0;
    color: #fff;
}

.registration-section h3 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

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

.step-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.step-card:hover {
    transform: translateY(-5px);
}

.step-number {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, #4CAF50, #45a049);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.step-card h4 {
    font-size: 1.5rem;
    margin: 1rem 0 1rem;
    color: #4CAF50;
}

.step-card p {
    line-height: 1.6;
    margin-top: 1rem;
}

/* About Section */
.about-section {
    padding: 4rem 0;
    color: #fff;
    text-align: center;
}

.about-section h3 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.about-section p {
    font-size: 1.1rem;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto 1.5rem;
}

/* CTA Section */
.cta-section {
    padding: 4rem 0;
    text-align: center;
    color: #fff;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 20px;
    margin: 2rem 0;
}

.cta-section h3 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Content Section Styles */
.content-section {
    padding: 2rem 0;
    color: #fff;
}

.content-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.last-updated {
    text-align: center;
    color: #ccc;
    margin-bottom: 2rem;
    font-style: italic;
}

.policy-content h3 {
    color: #4CAF50;
    margin: 2rem 0 1rem;
    font-size: 1.5rem;
}

.policy-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.policy-content ul {
    margin: 1rem 0 1rem 2rem;
}

.policy-content li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Contact Page Styles */
.contact-intro {
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.contact-info h3,
.contact-form-container h3 {
    color: #4CAF50;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-methods {
    margin: 2rem 0;
}

.contact-method {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-method h4 {
    color: #4CAF50;
    margin-bottom: 0.5rem;
}

.contact-method p {
    margin-bottom: 0.3rem;
    font-size: 0.9rem;
}

.contact-note {
    background: rgba(255, 193, 7, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.contact-note h4 {
    color: #FFC107;
    margin-bottom: 0.5rem;
}

/* Contact Form Styles */
.contact-form {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #fff;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    font-size: 1rem;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4CAF50;
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.3);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.9rem;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin-top: 0.2rem;
}

.checkbox-label a {
    color: #4CAF50;
    text-decoration: none;
}

.checkbox-label a:hover {
    text-decoration: underline;
}

/* FAQ Section */
.faq-section {
    margin-top: 3rem;
}

.faq-section h3 {
    text-align: center;
    color: #4CAF50;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.faq-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.faq-item h4 {
    color: #4CAF50;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.faq-item p {
    line-height: 1.6;
    color: #fff;
}

/* 404 Error Page Styles */
.error-section {
    text-align: center;
    padding: 4rem 0;
    color: #fff;
}

.error-content {
    max-width: 800px;
    margin: 0 auto;
}

.error-code {
    font-size: 8rem;
    font-weight: bold;
    color: #4CAF50;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    margin-bottom: 1rem;
    line-height: 1;
}

.error-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.error-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.error-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.error-help {
    text-align: left;
    margin-bottom: 3rem;
}

.error-help h3 {
    color: #4CAF50;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.error-help ul {
    list-style: none;
    padding: 0;
}

.error-help li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    line-height: 1.6;
}

.error-help li:last-child {
    border-bottom: none;
}

.error-navigation h3 {
    color: #4CAF50;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.nav-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.nav-card {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 10px;
    text-decoration: none;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.nav-card:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.nav-card h4 {
    color: #4CAF50;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.nav-card p {
    font-size: 0.9rem;
    line-height: 1.5;
    color: #ccc;
}

/* Footer */
.footer {
    background: rgba(0, 0, 0, 0.9);
    color: #fff;
    padding: 3rem 5% 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-section h4 {
    color: #4CAF50;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

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

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

.footer-section a {
    color: #fff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #4CAF50;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .features-grid,
    .games-grid,
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .main-content {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-content h2 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .btn {
        min-width: 100px;
        padding: 0.6rem 1.2rem;
    }
}

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

/* Focus styles for keyboard navigation */
.btn:focus,
.nav-link:focus {
    outline: 3px solid #4CAF50;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    body {
        background: #000;
        color: #fff;
    }
    
    .feature-card {
        background: #333;
        border: 2px solid #fff;
    }
}