/* Bingo 101 - Modern Gaming Platform Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

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

/* Header Styles */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    font-size: 2rem;
    font-weight: bold;
    color: #667eea;
    text-decoration: none;
}

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

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #667eea;
}

/* Breadcrumb Styles */
.breadcrumb {
    background: rgba(255, 255, 255, 0.9);
    padding: 0.5rem 0;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: #667eea;
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* Main Content */
main {
    background: white;
    margin: 2rem auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: #ff6b6b;
    color: white;
}

.btn-primary:hover {
    background: #ff5252;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.4);
}

.btn-secondary {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(0, 0, 0, 0.9);
    color: white;
    border: 2px solid white;
    transform: translateY(-2px);
}

/* Content Sections */
.content {
    padding: 3rem 2rem;
}

.section {
    margin-bottom: 3rem;
}

.section h2 {
    color: #667eea;
    font-size: 2rem;
    margin-bottom: 1rem;
    border-bottom: 3px solid #667eea;
    padding-bottom: 0.5rem;
}

.section h3 {
    color: #764ba2;
    font-size: 1.5rem;
    margin: 1.5rem 0 1rem 0;
}

.section p {
    margin-bottom: 1rem;
    text-align: justify;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.feature-card {
    background: #f8f9ff;
    padding: 2rem;
    border-radius: 10px;
    border-left: 4px solid #667eea;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-card h4 {
    color: #667eea;
    margin-bottom: 1rem;
}

/* FAQ Styles */
.faq {
    background: #f8f9ff;
    padding: 2rem;
    border-radius: 10px;
    margin: 2rem 0;
}

.faq-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid #e0e0e0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-question {
    font-weight: bold;
    color: #667eea;
    margin-bottom: 0.5rem;
}

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

/* Footer */
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

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

.footer-links a:hover {
    color: #667eea;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        flex-direction: column;
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

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

/* Focus styles for accessibility */
a:focus,
button:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Image Styles */
.hero {
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-text {
    text-align: left;
}

.hero-text h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-image {
    text-align: center;
}

.hero-main-image {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.hero .cta-buttons {
    justify-content: flex-start;
}

/* Brand Showcase */
.brand-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin: 2rem 0;
}

.brand-showcase-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

/* Feature Icons */
.feature-icon {
    text-align: center;
    margin-bottom: 1rem;
}

.feature-icon-image {
    width: 60px;
    height: 60px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Registration Showcase */
.registration-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin: 2rem 0;
}

.registration-steps-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

/* Security Showcase */
.security-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    margin: 2rem 0;
}

.security-badges-image {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

/* Image Loading States */
img {
    transition: opacity 0.3s ease;
}

img.loading {
    opacity: 0.7;
}

img.loaded {
    opacity: 1;
}

/* Responsive Image Styles */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero .cta-buttons {
        justify-content: center;
    }
    
    .brand-showcase,
    .registration-showcase,
    .security-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .feature-icon-image {
        width: 50px;
        height: 50px;
    }
}