:root {
    /* Color palette */
    --sfa6-primary: #B22222;
    --sfa6-secondary: #CD853F;
    --sfa6-accent: #DC143C;
    --sfa6-dark: #2D2D2D;
    --sfa6-light: #F5F5F5;
    --sfa6-white: #FFFFFF;
    --sfa6-gray: #888888;
    --sfa6-gray-light: #CCCCCC;

    /* Typography */
    --sfa6-font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --sfa6-font-size-base: 1.6rem;
    --sfa6-line-height: 1.5;

    /* Spacing */
    --sfa6-spacing-xs: 0.5rem;
    --sfa6-spacing-sm: 1rem;
    --sfa6-spacing-md: 1.5rem;
    --sfa6-spacing-lg: 2rem;
    --sfa6-spacing-xl: 3rem;

    /* Border radius */
    --sfa6-radius-sm: 0.4rem;
    --sfa6-radius-md: 0.8rem;
    --sfa6-radius-lg: 1.2rem;

    /* Shadows */
    --sfa6-shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --sfa6-shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
    --sfa6-shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
}

/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--sfa6-font-primary);
    font-size: var(--sfa6-font-size-base);
    line-height: var(--sfa6-line-height);
    color: var(--sfa6-light);
    background-color: var(--sfa6-dark);
    overflow-x: hidden;
}

/* Container and wrapper */
.sfa6-container {
    max-width: 430px;
    margin: 0 auto;
    padding: 0 var(--sfa6-spacing-sm);
}

.sfa6-wrapper {
    min-height: 100vh;
    padding-bottom: 80px; /* Space for bottom nav on mobile */
}

/* Header */
.sfa6-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(135deg, var(--sfa6-primary) 0%, var(--sfa6-accent) 100%);
    padding: var(--sfa6-spacing-sm);
    box-shadow: var(--sfa6-shadow-md);
    transition: all 0.3s ease;
}

.sfa6-header.scrolled {
    background: rgba(45, 45, 45, 0.95);
    backdrop-filter: blur(10px);
}

.sfa6-header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 430px;
    margin: 0 auto;
}

.sfa6-logo {
    display: flex;
    align-items: center;
    gap: var(--sfa6-spacing-xs);
    text-decoration: none;
    color: var(--sfa6-white);
}

.sfa6-logo-icon {
    width: 32px;
    height: 32px;
    background: var(--sfa6-white);
    border-radius: var(--sfa6-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    color: var(--sfa6-primary);
}

.sfa6-logo-text {
    font-size: 2rem;
    font-weight: bold;
    letter-spacing: -0.05em;
}

.sfa6-header-actions {
    display: flex;
    gap: var(--sfa6-spacing-xs);
}

.sfa6-btn {
    padding: var(--sfa6-spacing-xs) var(--sfa6-spacing-md);
    border: none;
    border-radius: var(--sfa6-radius-sm);
    font-size: 1.4rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px; /* Touch-friendly size */
}

.sfa6-btn-primary {
    background: var(--sfa6-secondary);
    color: var(--sfa6-dark);
}

.sfa6-btn-primary:hover {
    background: var(--sfa6-accent);
    color: var(--sfa6-white);
    transform: translateY(-2px);
    box-shadow: var(--sfa6-shadow-md);
}

.sfa6-btn-secondary {
    background: transparent;
    color: var(--sfa6-white);
    border: 2px solid var(--sfa6-white);
}

.sfa6-btn-secondary:hover {
    background: var(--sfa6-white);
    color: var(--sfa6-primary);
}

.sfa6-menu-toggle {
    background: none;
    border: none;
    color: var(--sfa6-white);
    font-size: 2.4rem;
    cursor: pointer;
    padding: var(--sfa6-spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobile menu */
.sfa6-mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--sfa6-dark);
    z-index: 9999;
    transition: right 0.3s ease;
    overflow-y: auto;
    padding: var(--sfa6-spacing-xl) var(--sfa6-spacing-md) var(--sfa6-spacing-lg);
}

.sfa6-mobile-menu.active {
    right: 0;
}

.sfa6-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.sfa6-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.sfa6-menu-close {
    position: absolute;
    top: var(--sfa6-spacing-md);
    right: var(--sfa6-spacing-md);
    background: none;
    border: none;
    color: var(--sfa6-white);
    font-size: 2.4rem;
    cursor: pointer;
}

.sfa6-menu-list {
    list-style: none;
}

.sfa6-menu-item {
    margin-bottom: var(--sfa6-spacing-sm);
}

.sfa6-menu-link {
    display: block;
    padding: var(--sfa6-spacing-sm);
    color: var(--sfa6-light);
    text-decoration: none;
    font-size: 1.6rem;
    transition: all 0.3s ease;
    border-radius: var(--sfa6-radius-sm);
}

.sfa6-menu-link:hover {
    background: var(--sfa6-primary);
    color: var(--sfa6-white);
    transform: translateX(5px);
}

/* Main content */
.sfa6-main {
    padding-top: 80px; /* Space for fixed header */
    min-height: calc(100vh - 80px);
}

/* Hero carousel */
.sfa6-carousel {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: var(--sfa6-radius-lg);
    margin-bottom: var(--sfa6-spacing-lg);
    box-shadow: var(--sfa6-shadow-lg);
}

.sfa6-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.sfa6-carousel-slide.active {
    opacity: 1;
}

.sfa6-carousel-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sfa6-carousel-dots {
    position: absolute;
    bottom: var(--sfa6-spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--sfa6-spacing-xs);
}

.sfa6-carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.sfa6-carousel-dot.active {
    background: var(--sfa6-secondary);
    transform: scale(1.2);
}

/* Typography */
.sfa6-h1 {
    font-size: 2.8rem;
    font-weight: bold;
    margin-bottom: var(--sfa6-spacing-md);
    color: var(--sfa6-secondary);
    line-height: 1.2;
}

.sfa6-h2 {
    font-size: 2.4rem;
    font-weight: bold;
    margin-bottom: var(--sfa6-spacing-md);
    color: var(--sfa6-secondary);
}

.sfa6-h3 {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: var(--sfa6-spacing-sm);
    color: var(--sfa6-accent);
}

.sfa6-text {
    font-size: 1.6rem;
    line-height: var(--sfa6-line-height);
    margin-bottom: var(--sfa6-spacing-sm);
    color: var(--sfa6-light);
}

.sfa6-text-small {
    font-size: 1.4rem;
    color: var(--sfa6-gray);
}

/* Game grid */
.sfa6-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sfa6-spacing-xs);
    margin-bottom: var(--sfa6-spacing-lg);
}

.sfa6-game-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--sfa6-radius-sm);
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.sfa6-game-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--sfa6-shadow-md);
}

.sfa6-game-image {
    width: 100%;
    height: 80px;
    object-fit: cover;
}

.sfa6-game-name {
    padding: var(--sfa6-spacing-xs);
    font-size: 1.2rem;
    text-align: center;
    color: var(--sfa6-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Section */
.sfa6-section {
    margin-bottom: var(--sfa6-spacing-xl);
}

.sfa6-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--sfa6-spacing-md);
}

.sfa6-section-title {
    font-size: 2rem;
    font-weight: bold;
    color: var(--sfa6-secondary);
}

.sfa6-section-link {
    color: var(--sfa6-accent);
    text-decoration: none;
    font-size: 1.4rem;
    font-weight: 600;
}

.sfa6-section-link:hover {
    text-decoration: underline;
}

/* Card */
.sfa6-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--sfa6-radius-md);
    padding: var(--sfa6-spacing-md);
    margin-bottom: var(--sfa6-spacing-md);
    box-shadow: var(--sfa6-shadow-sm);
    transition: all 0.3s ease;
}

.sfa6-card:hover {
    box-shadow: var(--sfa6-shadow-md);
    transform: translateY(-2px);
}

/* Footer */
.sfa6-footer {
    background: linear-gradient(135deg, var(--sfa6-dark) 0%, #1a1a1a 100%);
    padding: var(--sfa6-spacing-xl) var(--sfa6-spacing-md) 100px;
    margin-top: var(--sfa6-spacing-xl);
    border-top: 2px solid var(--sfa6-primary);
}

.sfa6-footer-content {
    max-width: 430px;
    margin: 0 auto;
}

.sfa6-footer-text {
    font-size: 1.4rem;
    color: var(--sfa6-gray);
    margin-bottom: var(--sfa6-spacing-md);
    text-align: center;
}

.sfa6-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--sfa6-spacing-md);
    margin-bottom: var(--sfa6-spacing-lg);
}

.sfa6-footer-link {
    color: var(--sfa6-secondary);
    text-decoration: none;
    font-size: 1.4rem;
    transition: color 0.3s ease;
}

.sfa6-footer-link:hover {
    color: var(--sfa6-accent);
}

.sfa6-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--sfa6-spacing-md);
    margin-bottom: var(--sfa6-spacing-lg);
}

.sfa6-partner {
    width: 40px;
    height: 40px;
    object-fit: contain;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.sfa6-partner:hover {
    opacity: 1;
}

.sfa6-copyright {
    text-align: center;
    font-size: 1.2rem;
    color: var(--sfa6-gray);
}

/* Bottom navigation */
.sfa6-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: linear-gradient(135deg, var(--sfa6-primary) 0%, var(--sfa6-accent) 100%);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 -4px 8px rgba(0, 0, 0, 0.2);
}

.sfa6-bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.7);
    transition: all 0.3s ease;
    cursor: pointer;
}

.sfa6-bottom-nav-item:hover {
    color: var(--sfa6-white);
    transform: scale(1.1);
}

.sfa6-bottom-nav-item.active {
    color: var(--sfa6-secondary);
}

.sfa6-bottom-nav-icon {
    font-size: 2.4rem;
    margin-bottom: 0.2rem;
}

.sfa6-bottom-nav-text {
    font-size: 1rem;
    font-weight: 500;
}

/* Responsive styles */
@media (max-width: 768px) {
    .sfa6-wrapper {
        padding-bottom: 80px;
    }
}

@media (min-width: 769px) {
    .sfa6-bottom-nav {
        display: none;
    }

    .sfa6-wrapper {
        padding-bottom: 0;
    }
}

/* Utility classes */
.sfa6-text-center {
    text-align: center;
}

.sfa6-text-primary {
    color: var(--sfa6-primary);
}

.sfa6-text-secondary {
    color: var(--sfa6-secondary);
}

.sfa6-text-accent {
    color: var(--sfa6-accent);
}

.sfa6-mb-sm {
    margin-bottom: var(--sfa6-spacing-sm);
}

.sfa6-mb-md {
    margin-bottom: var(--sfa6-spacing-md);
}

.sfa6-mb-lg {
    margin-bottom: var(--sfa6-spacing-lg);
}

/* Promotional links */
.sfa6-promo-link {
    color: var(--sfa6-secondary);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.sfa6-promo-link:hover {
    color: var(--sfa6-accent);
    text-decoration: underline;
}

.sfa6-promo-btn {
    background: linear-gradient(135deg, var(--sfa6-secondary) 0%, var(--sfa6-accent) 100%);
    color: var(--sfa6-white);
    padding: var(--sfa6-spacing-sm) var(--sfa6-spacing-lg);
    border-radius: var(--sfa6-radius-md);
    font-size: 1.6rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: var(--sfa6-shadow-md);
}

.sfa6-promo-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--sfa6-shadow-lg);
}

/* Loading animation */
@keyframes sfa6-pulse {
    0% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
    100% {
        opacity: 1;
    }
}

.sfa6-loading {
    animation: sfa6-pulse 1.5s infinite;
}

/* Fade in animation */
@keyframes sfa6-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.sfa6-fade-in {
    animation: sfa6-fadeIn 0.6s ease forwards;
}