/**
 * Lucky Calico - Main Stylesheet
 * Mobile-first responsive design with custom color palette
 */

/* CSS Variables - Color Palette */
:root {
    --u6a9b-primary: #8B4513;
    --u6a9b-secondary: #F5DEB3;
    --u6a9b-accent: #D2691E;
    --u6a9b-highlight: #CD853F;
    --u6a9b-neutral: #DEB887;
    --u6a9b-dark: #1E1E1E;
    --u6a9b-light: #F5F5F5;
    --u6a9b-white: #FFFFFF;
    --u6a9b-black: #000000;
    --u6a9b-text: #333333;
    --u6a9b-text-light: #666666;
    --u6a9b-success: #28A745;
    --u6a9b-warning: #FFC107;
    --u6a9b-danger: #DC3545;
    --u6a9b-info: #17A2B8;

    /* Spacing */
    --u6a9b-spacing-xs: 0.5rem;
    --u6a9b-spacing-sm: 1rem;
    --u6a9b-spacing-md: 1.5rem;
    --u6a9b-spacing-lg: 2rem;
    --u6a9b-spacing-xl: 3rem;

    /* Typography */
    --u6a9b-font-primary: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --u6a9b-font-secondary: 'Roboto', Arial, Helvetica, sans-serif;
    --u6a9b-font-mono: 'Fira Code', 'Courier New', monospace;

    /* Layout */
    --u6a9b-max-width: 430px;
    --u6a9b-header-height: 60px;
    --u6a9b-bottom-nav-height: 64px;
    --u6a9b-border-radius: 8px;
    --u6a9b-border-radius-lg: 12px;
    --u6a9b-border-radius-xl: 16px;

    /* Shadows */
    --u6a9b-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --u6a9b-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --u6a9b-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --u6a9b-shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
}

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

html {
    font-size: 62.5%; /* 1rem = 10px */
    scroll-behavior: smooth;
}

body {
    font-family: var(--u6a9b-font-secondary);
    font-size: 1.6rem;
    line-height: 1.5;
    color: var(--u6a9b-text);
    background: linear-gradient(135deg, var(--u6a9b-primary) 0%, var(--u6a9b-accent) 100%);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Container and Layout */
.u6a9b-container {
    max-width: var(--u6a9b-max-width);
    margin: 0 auto;
    padding: 0 var(--u6a9b-spacing-sm);
    position: relative;
}

.u6a9b-wrapper {
    background: var(--u6a9b-white);
    min-height: 100vh;
    box-shadow: var(--u6a9b-shadow-xl);
    position: relative;
}

.u6a9b-main-content {
    padding-top: var(--u6a9b-header-height);
    padding-bottom: var(--u6a9b-bottom-nav-height);
}

/* Header Navigation */
.u6a9b-header {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: var(--u6a9b-max-width);
    height: var(--u6a9b-header-height);
    background: linear-gradient(90deg, var(--u6a9b-primary) 0%, var(--u6a9b-accent) 100%);
    box-shadow: var(--u6a9b-shadow-md);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--u6a9b-spacing-sm);
}

.u6a9b-logo {
    display: flex;
    align-items: center;
    gap: var(--u6a9b-spacing-xs);
    text-decoration: none;
    color: var(--u6a9b-white);
    font-weight: 700;
    font-size: 1.8rem;
    font-family: var(--u6a9b-font-primary);
}

.u6a9b-logo img {
    width: 28px;
    height: 28px;
    border-radius: 50%;
}

.u6a9b-header-actions {
    display: flex;
    align-items: center;
    gap: var(--u6a9b-spacing-xs);
}

.u6a9b-btn {
    padding: var(--u6a9b-spacing-xs) var(--u6a9b-spacing-sm);
    border: none;
    border-radius: var(--u6a9b-border-radius);
    font-weight: 600;
    font-size: 1.4rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px; /* Touch-friendly */
    min-width: 44px;
}

.u6a9b-btn-primary {
    background: var(--u6a9b-success);
    color: var(--u6a9b-white);
    box-shadow: var(--u6a9b-shadow-sm);
}

.u6a9b-btn-primary:hover {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: var(--u6a9b-shadow-md);
}

.u6a9b-btn-secondary {
    background: var(--u6a9b-warning);
    color: var(--u6a9b-dark);
    box-shadow: var(--u6a9b-shadow-sm);
}

.u6a9b-btn-secondary:hover {
    background: #e0a800;
    transform: translateY(-2px);
    box-shadow: var(--u6a9b-shadow-md);
}

.u6a9b-menu-toggle {
    background: rgba(255, 255, 255, 0.1);
    color: var(--u6a9b-white);
    font-size: 2rem;
    padding: var(--u6a9b-spacing-xs);
    border-radius: var(--u6a9b-border-radius);
}

.u6a9b-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Mobile Menu */
.u6a9b-mobile-menu {
    position: fixed;
    top: var(--u6a9b-header-height);
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: calc(100vh - var(--u6a9b-header-height));
    background: var(--u6a9b-white);
    box-shadow: var(--u6a9b-shadow-lg);
    transition: right 0.3s ease;
    z-index: 9999;
    overflow-y: auto;
}

.u6a9b-mobile-menu.active {
    right: 0;
}

.u6a9b-menu-overlay {
    position: fixed;
    top: var(--u6a9b-header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--u6a9b-header-height));
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 9998;
}

.u6a9b-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.u6a9b-menu-list {
    list-style: none;
    padding: var(--u6a9b-spacing-sm) 0;
}

.u6a9b-menu-item {
    border-bottom: 1px solid var(--u6a9b-secondary);
}

.u6a9b-menu-link {
    display: block;
    padding: var(--u6a9b-spacing-sm);
    color: var(--u6a9b-text);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.u6a9b-menu-link:hover {
    background: var(--u6a9b-secondary);
    color: var(--u6a9b-primary);
}

.u6a9b-menu-link.active {
    background: var(--u6a9b-primary);
    color: var(--u6a9b-white);
}

/* Carousel */
.u6a9b-carousel {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
    border-radius: var(--u6a9b-border-radius-lg);
    margin: var(--u6a9b-spacing-sm) 0;
}

.u6a9b-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.u6a9b-carousel-slide.active {
    opacity: 1;
}

.u6a9b-carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.u6a9b-carousel-dots {
    position: absolute;
    bottom: var(--u6a9b-spacing-xs);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--u6a9b-spacing-xs);
}

.u6a9b-carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.u6a9b-carousel-dot.active {
    background: var(--u6a9b-white);
    transform: scale(1.2);
}

/* Game Grid */
.u6a9b-game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: var(--u6a9b-spacing-xs);
    margin: var(--u6a9b-spacing-md) 0;
}

.u6a9b-game-card {
    background: var(--u6a9b-white);
    border-radius: var(--u6a9b-border-radius);
    padding: var(--u6a9b-spacing-xs);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--u6a9b-shadow-sm);
    border: 1px solid var(--u6a9b-secondary);
}

.u6a9b-game-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--u6a9b-shadow-md);
    border-color: var(--u6a9b-accent);
}

.u6a9b-game-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--u6a9b-spacing-xs);
    border-radius: var(--u6a9b-border-radius);
    overflow: hidden;
}

.u6a9b-game-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.u6a9b-game-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--u6a9b-text);
    line-height: 1.3;
    margin-bottom: 0;
}

/* Content Sections */
.u6a9b-section {
    margin: var(--u6a9b-spacing-lg) 0;
    padding: var(--u6a9b-spacing-md);
    background: var(--u6a9b-white);
    border-radius: var(--u6a9b-border-radius-lg);
    box-shadow: var(--u6a9b-shadow-sm);
}

.u6a9b-section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--u6a9b-primary);
    margin-bottom: var(--u6a9b-spacing-md);
    text-align: center;
    font-family: var(--u6a9b-font-primary);
}

.u6a9b-section-content {
    line-height: 1.6;
    color: var(--u6a9b-text);
}

.u6a9b-section-content p {
    margin-bottom: var(--u6a9b-spacing-sm);
}

.u6a9b-section-content a {
    color: var(--u6a9b-accent);
    text-decoration: none;
    font-weight: 600;
}

.u6a9b-section-content a:hover {
    text-decoration: underline;
}

/* Partner Icons */
.u6a9b-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--u6a9b-spacing-xs);
    margin: var(--u6a9b-spacing-md) 0;
}

.u6a9b-partner-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--u6a9b-border-radius);
    overflow: hidden;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.u6a9b-partner-icon:hover {
    opacity: 1;
}

.u6a9b-partner-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Bottom Navigation */
.u6a9b-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: var(--u6a9b-max-width);
    height: var(--u6a9b-bottom-nav-height);
    background: linear-gradient(90deg, var(--u6a9b-primary) 0%, var(--u6a9b-accent) 100%);
    box-shadow: var(--u6a9b-shadow-lg);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
}

.u6a9b-bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    padding: var(--u6a9b-spacing-xs);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    border-radius: var(--u6a9b-border-radius);
}

.u6a9b-bottom-nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.05);
}

.u6a9b-bottom-nav-item.active {
    background: rgba(255, 255, 255, 0.2);
}

.u6a9b-bottom-nav-icon {
    font-size: 2.4rem;
    color: var(--u6a9b-white);
    margin-bottom: 0.2rem;
    transition: all 0.3s ease;
}

.u6a9b-bottom-nav-item:hover .u6a9b-bottom-nav-icon {
    transform: translateY(-2px);
}

.u6a9b-bottom-nav-label {
    font-size: 1rem;
    color: var(--u6a9b-white);
    font-weight: 500;
    text-align: center;
    line-height: 1;
}

/* Footer */
.u6a9b-footer {
    background: var(--u6a9b-dark);
    color: var(--u6a9b-white);
    padding: var(--u6a9b-spacing-lg) var(--u6a9b-spacing-sm) var(--u6a9b-spacing-xl);
    text-align: center;
    margin-bottom: var(--u6a9b-bottom-nav-height);
}

.u6a9b-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--u6a9b-spacing-sm);
    margin-bottom: var(--u6a9b-spacing-md);
}

.u6a9b-footer-link {
    color: var(--u6a9b-neutral);
    text-decoration: none;
    font-size: 1.3rem;
    transition: color 0.3s ease;
}

.u6a9b-footer-link:hover {
    color: var(--u6a9b-white);
}

.u6a9b-footer-text {
    font-size: 1.2rem;
    color: var(--u6a9b-text-light);
    margin-top: var(--u6a9b-spacing-md);
}

/* Responsive Design */
@media (max-width: 768px) {
    .u6a9b-main-content {
        padding-bottom: calc(var(--u6a9b-bottom-nav-height) + var(--u6a9b-spacing-sm));
    }

    .u6a9b-game-grid {
        grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
        gap: 0.5rem;
    }

    .u6a9b-game-icon {
        width: 40px;
        height: 40px;
    }

    .u6a9b-game-title {
        font-size: 1rem;
    }

    .u6a9b-section-title {
        font-size: 1.8rem;
    }

    .u6a9b-carousel {
        height: 160px;
    }
}

@media (min-width: 769px) {
    .u6a9b-bottom-nav {
        display: none;
    }

    .u6a9b-main-content {
        padding-bottom: var(--u6a9b-spacing-lg);
    }

    .u6a9b-footer {
        margin-bottom: 0;
    }
}

/* Utility Classes */
.u6a9b-text-center { text-align: center; }
.u6a9b-text-left { text-align: left; }
.u6a9b-text-right { text-align: right; }
.u6a9b-mb-sm { margin-bottom: var(--u6a9b-spacing-sm); }
.u6a9b-mb-md { margin-bottom: var(--u6a9b-spacing-md); }
.u6a9b-mb-lg { margin-bottom: var(--u6a9b-spacing-lg); }
.u6a9b-mt-sm { margin-top: var(--u6a9b-spacing-sm); }
.u6a9b-mt-md { margin-top: var(--u6a9b-spacing-md); }
.u6a9b-mt-lg { margin-top: var(--u6a9b-spacing-lg); }

/* Loading Animation */
.u6a9b-loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--u6a9b-white);
    animation: u6a9b-spin 1s ease-in-out infinite;
}

@keyframes u6a9b-spin {
    to { transform: rotate(360deg); }
}

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