/* 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;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.floating-shapes:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-shapes:nth-child(2) {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-shapes:nth-child(3) {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.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 {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-logo 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: #ffd700;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ffd700;
    transition: width 0.3s ease;
}

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

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-login {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.btn-register {
    background: linear-gradient(45deg, #4ecdc4, #44a08d);
    color: white;
    box-shadow: 0 4px 15px rgba(78, 205, 196, 0.3);
}

.btn-register:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(78, 205, 196, 0.4);
}

.btn-primary {
    background: linear-gradient(45deg, #ffd700, #ffed4e);
    color: #333;
    font-size: 1.1rem;
    padding: 15px 30px;
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 215, 0, 0.4);
}

.btn-secondary {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    font-size: 1.1rem;
    padding: 15px 30px;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
}

.btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.btn-login-large, .btn-register-large {
    font-size: 1.2rem;
    padding: 18px 36px;
    margin-top: 2rem;
}

/* Main Content */
.main-content {
    margin-top: 80px;
    padding-top: 2rem;
}

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

.hero-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    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;
    margin-bottom: 2rem;
}

.hero-descriptions {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 1s ease 0.6s both;
}

.hero-desc {
    text-align: center;
    color: white;
    font-size: 1.1rem;
    line-height: 1.4;
}

.desc-subtitle {
    font-size: 0.9rem;
    opacity: 0.8;
    font-style: italic;
}

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

/* Sections */
.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.features-section, .login-section, .register-section, .about-section {
    padding: 4rem 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    margin: 2rem 0;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

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

.feature-card h4 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Login and Register Sections */
.login-content, .register-content {
    max-width: 800px;
    margin: 0 auto;
}

.login-info, .register-info {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.login-info h4, .register-info h4 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #333;
}

.bonus-info {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    padding: 1.5rem;
    border-radius: 10px;
    margin: 2rem 0;
    text-align: center;
    box-shadow: 0 4px 15px rgba(255, 215, 0, 0.3);
}

.bonus-info h5 {
    color: #333;
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    font-weight: bold;
}

.bonus-info p {
    color: #555;
    margin: 0;
    font-size: 1rem;
}

.login-info p, .register-info p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #666;
}

.login-info ol, .register-info ol {
    margin-left: 2rem;
    margin-bottom: 2rem;
}

.login-info li, .register-info li {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: #555;
    line-height: 1.6;
}

/* About Section */
.about-content {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 0 auto;
}

.about-content h4 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #2a5298;
    text-align: center;
    font-weight: bold;
}

.about-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: #555;
    line-height: 1.7;
}

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

/* Content Pages Styles */
.content-section {
    padding: 2rem 0;
}

.page-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 2rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.content-wrapper {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    max-width: 1000px;
    margin: 0 auto;
}

.last-updated {
    text-align: center;
    font-style: italic;
    color: #666;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

/* Policy, Terms, Disclaimer Sections */
.policy-section, .terms-section, .disclaimer-section {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #f0f0f0;
}

.policy-section:last-child, .terms-section:last-child, .disclaimer-section:last-child {
    border-bottom: none;
}

.policy-section h3, .terms-section h3, .disclaimer-section h3 {
    color: #333;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #2a5298;
}

.policy-section p, .terms-section p, .disclaimer-section p {
    color: #555;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.policy-section ul, .terms-section ul, .disclaimer-section ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.policy-section li, .terms-section li, .disclaimer-section li {
    color: #555;
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

/* Contact Page Styles */
.contact-intro {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.contact-method {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    border-left: 4px solid #4ecdc4;
}

.contact-method h3 {
    color: #333;
    margin-bottom: 1rem;
}

.contact-method p {
    color: #666;
    margin-bottom: 0.5rem;
}

.contact-method a {
    color: #4ecdc4;
    text-decoration: none;
    font-weight: 600;
}

.contact-method a:hover {
    text-decoration: underline;
}

/* Contact Form */
.contact-form-section {
    margin-bottom: 3rem;
}

.contact-form-section h3 {
    text-align: center;
    color: #333;
    margin-bottom: 2rem;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4ecdc4;
    box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Contact Info and FAQ */
.contact-info, .faq-section {
    margin-top: 3rem;
}

.contact-info h3, .faq-section h3 {
    text-align: center;
    color: #333;
    margin-bottom: 2rem;
}

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

.support-item {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
}

.support-item h4 {
    color: #333;
    margin-bottom: 1rem;
}

.support-item p {
    color: #666;
    margin-bottom: 0.5rem;
}

.faq-item {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1rem;
}

.faq-item h4 {
    color: #333;
    margin-bottom: 1rem;
}

.faq-item p {
    color: #666;
    line-height: 1.6;
}

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

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

.error-title {
    font-size: 8rem;
    color: #ff6b6b;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.error-subtitle {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 1rem;
}

.error-message {
    font-size: 1.3rem;
    color: #666;
    margin-bottom: 1rem;
}

.error-description {
    font-size: 1.1rem;
    color: #888;
    margin-bottom: 2rem;
}

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

.quick-links {
    margin-bottom: 3rem;
}

.quick-links h3 {
    color: #333;
    margin-bottom: 2rem;
}

.links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.link-card {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    text-decoration: none;
    color: inherit;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.link-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.link-card h4 {
    color: #4ecdc4;
    margin-bottom: 0.5rem;
}

.link-card p {
    color: #666;
    font-size: 0.9rem;
}

.error-help {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 10px;
    text-align: left;
}

.error-help h3 {
    color: #333;
    margin-bottom: 1rem;
    text-align: center;
}

.error-help p {
    color: #666;
    margin-bottom: 1rem;
}

.error-help ul {
    margin-left: 2rem;
}

.error-help li {
    color: #666;
    margin-bottom: 0.5rem;
}

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

.footer-section h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #ffd700;
}

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

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

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

.footer-section a:hover {
    color: #ffd700;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333;
    color: #999;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-descriptions {
        flex-direction: column;
        gap: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-buttons {
        margin-top: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .feature-card, .login-info, .register-info, .about-content {
        padding: 1.5rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .floating-shapes {
        animation: none;
    }
    
    .btn:hover {
        transform: none;
    }
    
    .feature-card:hover {
        transform: none;
    }
}

/* Focus styles for accessibility */
.btn:focus, .nav-link:focus {
    outline: 3px solid #ffd700;
    outline-offset: 2px;
}

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