/**
 * Happy Bingo CSS Styles
 * All classes prefixed with wd136 to avoid conflicts
 */

/* CSS Variables */
:root {
    --wd136-primary: #1E90FF;
    --wd136-secondary: #00BFFF;
    --wd136-accent: #B03060;
    --wd136-dark: #2C3E50;
    --wd136-light: #F0F8FF;
    --wd136-white: #FFFFFF;
    --wd136-gray: #6C757D;
    --wd136-dark-bg: #1A1A1A;
    --wd136-card-bg: #2A2A2A;
    --wd136-text: #E0E0E0;
    --wd136-text-secondary: #B0B0B0;
    --wd136-border: #333333;
    --wd136-shadow: rgba(0, 0, 0, 0.3);
    --wd136-success: #28A745;
    --wd136-warning: #FFC107;
    --wd136-error: #DC3545;

    /* Typography */
    --wd136-font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --wd136-font-size-base: 1.6rem;
    --wd136-line-height: 1.5;

    /* Spacing */
    --wd136-spacing-xs: 0.4rem;
    --wd136-spacing-sm: 0.8rem;
    --wd136-spacing-md: 1.6rem;
    --wd136-spacing-lg: 2.4rem;
    --wd136-spacing-xl: 3.2rem;

    /* Border Radius */
    --wd136-radius-sm: 0.4rem;
    --wd136-radius-md: 0.8rem;
    --wd136-radius-lg: 1.2rem;
    --wd136-radius-xl: 1.6rem;

    /* Transitions */
    --wd136-transition-fast: 0.2s ease;
    --wd136-transition-normal: 0.3s ease;
    --wd136-transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--wd136-font-primary);
    font-size: var(--wd136-font-size-base);
    line-height: var(--wd136-line-height);
    color: var(--wd136-text);
    background-color: var(--wd136-dark-bg);
    max-width: 430px;
    margin: 0 auto;
    position: relative;
    overflow-x: hidden;
}

body.loaded {
    opacity: 1;
}

/* Typography */
.wd136-h1, .wd136-h2, .wd136-h3, .wd136-h4, .wd136-h5, .wd136-h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--wd136-spacing-md);
    color: var(--wd136-white);
}

.wd136-h1 { font-size: 2.4rem; }
.wd136-h2 { font-size: 2.0rem; }
.wd136-h3 { font-size: 1.8rem; }
.wd136-h4 { font-size: 1.6rem; }
.wd136-h5 { font-size: 1.4rem; }
.wd136-h6 { font-size: 1.2rem; }

.wd136-text-center { text-align: center; }
.wd136-text-left { text-align: left; }
.wd136-text-right { text-align: right; }

/* Layout Utilities */
.wd136-container {
    width: 100%;
    padding: 0 var(--wd136-spacing-md);
    margin: 0 auto;
}

.wd136-wrapper {
    min-height: 100vh;
    padding-bottom: 8rem;
}

.wd136-flex {
    display: flex;
}

.wd136-flex-col {
    flex-direction: column;
}

.wd136-flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.wd136-flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.wd136-grid {
    display: grid;
    gap: var(--wd136-spacing-md);
}

.wd136-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.wd136-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.wd136-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Header */
.wd136-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--wd136-dark) 0%, var(--wd136-primary) 100%);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--wd136-border);
    z-index: 1000;
    padding: var(--wd136-spacing-md) 0;
}

.wd136-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--wd136-spacing-md);
}

.wd136-logo {
    display: flex;
    align-items: center;
    gap: var(--wd136-spacing-sm);
    text-decoration: none;
    color: var(--wd136-white);
    font-weight: 600;
    font-size: 1.8rem;
}

.wd136-logo img {
    width: 2.4rem;
    height: 2.4rem;
    border-radius: var(--wd136-radius-md);
}

.wd136-header-actions {
    display: flex;
    align-items: center;
    gap: var(--wd136-spacing-sm);
}

.wd136-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--wd136-spacing-sm) var(--wd136-spacing-md);
    border: none;
    border-radius: var(--wd136-radius-md);
    font-size: 1.4rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--wd136-transition-fast);
    min-height: 4.4rem;
    touch-action: manipulation;
}

.wd136-btn-primary {
    background: linear-gradient(135deg, var(--wd136-primary) 0%, var(--wd136-secondary) 100%);
    color: var(--wd136-white);
    box-shadow: 0 2px 8px var(--wd136-shadow);
}

.wd136-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px var(--wd136-shadow);
}

.wd136-btn-outline {
    background: transparent;
    color: var(--wd136-white);
    border: 2px solid var(--wd136-white);
}

.wd136-btn-outline:hover {
    background: var(--wd136-white);
    color: var(--wd136-dark);
}

.wd136-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 2.4rem;
    height: 2rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.wd136-menu-toggle span {
    display: block;
    width: 100%;
    height: 0.2rem;
    background: var(--wd136-white);
    border-radius: var(--wd136-radius-sm);
    transition: all var(--wd136-transition-fast);
}

/* Mobile Menu */
.wd136-mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--wd136-dark);
    z-index: 9999;
    transition: right var(--wd136-transition-normal);
    overflow-y: auto;
    padding: var(--wd136-spacing-xl) var(--wd136-spacing-md) var(--wd136-spacing-md);
}

.wd136-mobile-menu.active {
    right: 0;
}

.wd136-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all var(--wd136-transition-normal);
}

.wd136-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

.wd136-menu-nav {
    list-style: none;
}

.wd136-menu-nav li {
    margin-bottom: var(--wd136-spacing-md);
}

.wd136-menu-nav a {
    display: block;
    color: var(--wd136-text);
    text-decoration: none;
    padding: var(--wd136-spacing-sm) 0;
    font-size: 1.6rem;
    transition: color var(--wd136-transition-fast);
}

.wd136-menu-nav a:hover {
    color: var(--wd136-primary);
}

/* Main Content */
.wd136-main {
    padding-top: 8rem;
    min-height: 100vh;
}

.wd136-section {
    padding: var(--wd136-spacing-xl) 0;
}

.wd136-section-sm {
    padding: var(--wd136-spacing-lg) 0;
}

/* Cards */
.wd136-card {
    background: var(--wd136-card-bg);
    border-radius: var(--wd136-radius-lg);
    padding: var(--wd136-spacing-md);
    border: 1px solid var(--wd136-border);
    transition: all var(--wd136-transition-fast);
}

.wd136-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--wd136-shadow);
}

/* Carousel */
.wd136-carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--wd136-radius-xl);
    margin: var(--wd136-spacing-lg) 0;
}

.wd136-carousel-slides {
    display: flex;
    transition: transform var(--wd136-transition-normal);
}

.wd136-carousel-slide {
    min-width: 100%;
    position: relative;
}

.wd136-carousel-slide img {
    width: 100%;
    height: auto;
    display: block;
}

.wd136-carousel-indicators {
    display: flex;
    justify-content: center;
    gap: var(--wd136-spacing-xs);
    padding: var(--wd136-spacing-sm);
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
}

.wd136-carousel-indicator {
    width: 0.8rem;
    height: 0.8rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: none;
    cursor: pointer;
    transition: all var(--wd136-transition-fast);
}

.wd136-carousel-indicator.active {
    background: var(--wd136-primary);
    transform: scale(1.2);
}

/* Game Grid */
.wd136-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--wd136-spacing-sm);
    margin: var(--wd136-spacing-md) 0;
}

.wd136-game-item {
    background: var(--wd136-card-bg);
    border-radius: var(--wd136-radius-md);
    padding: var(--wd136-spacing-sm);
    text-align: center;
    cursor: pointer;
    transition: all var(--wd136-transition-fast);
    border: 1px solid transparent;
}

.wd136-game-item:hover {
    transform: translateY(-2px);
    border-color: var(--wd136-primary);
    box-shadow: 0 4px 12px var(--wd136-shadow);
}

.wd136-game-item img {
    width: 100%;
    height: auto;
    border-radius: var(--wd136-radius-sm);
    margin-bottom: var(--wd136-spacing-xs);
}

.wd136-game-item h4 {
    font-size: 1.2rem;
    color: var(--wd136-text);
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Bottom Navigation */
.wd136-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--wd136-dark) 0%, var(--wd136-primary) 100%);
    border-top: 1px solid var(--wd136-border);
    z-index: 1000;
    padding: var(--wd136-spacing-sm) 0;
    display: none;
}

.wd136-bottom-nav-content {
    display: flex;
    justify-content: space-around;
    align-items: center;
    max-width: 430px;
    margin: 0 auto;
}

.wd136-bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--wd136-text-secondary);
    min-width: 6rem;
    min-height: 6rem;
    justify-content: center;
    transition: all var(--wd136-transition-fast);
    cursor: pointer;
}

.wd136-bottom-nav-item:hover,
.wd136-bottom-nav-item.active {
    color: var(--wd136-white);
    transform: scale(1.1);
}

.wd136-bottom-nav-item i {
    font-size: 2.4rem;
    margin-bottom: var(--wd136-spacing-xs);
}

.wd136-bottom-nav-item span {
    font-size: 1rem;
    font-weight: 500;
}

/* Footer */
.wd136-footer {
    background: var(--wd136-dark);
    border-top: 1px solid var(--wd136-border);
    padding: var(--wd136-spacing-xl) 0 var(--wd136-spacing-lg);
    margin-bottom: 8rem;
}

.wd136-footer-content {
    padding: 0 var(--wd136-spacing-md);
}

.wd136-footer-section {
    margin-bottom: var(--wd136-spacing-lg);
}

.wd136-footer-title {
    color: var(--wd136-white);
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: var(--wd136-spacing-md);
}

.wd136-footer-links {
    list-style: none;
}

.wd136-footer-links li {
    margin-bottom: var(--wd136-spacing-xs);
}

.wd136-footer-links a {
    color: var(--wd136-text-secondary);
    text-decoration: none;
    font-size: 1.4rem;
    transition: color var(--wd136-transition-fast);
}

.wd136-footer-links a:hover {
    color: var(--wd136-primary);
}

.wd136-partners {
    display: flex;
    flex-wrap: wrap;
    gap: var(--wd136-spacing-sm);
    justify-content: center;
    margin: var(--wd136-spacing-md) 0;
}

.wd136-partner-item {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--wd136-card-bg);
    border-radius: var(--wd136-radius-md);
    padding: var(--wd136-spacing-xs);
}

.wd136-partner-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.wd136-footer-bottom {
    text-align: center;
    padding-top: var(--wd136-spacing-lg);
    border-top: 1px solid var(--wd136-border);
    color: var(--wd136-text-secondary);
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .wd136-bottom-nav {
        display: block;
    }

    .wd136-main {
        padding-bottom: 8rem;
    }

    .wd136-menu-toggle {
        display: flex;
    }

    .wd136-game-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .wd136-header-actions .wd136-btn {
        padding: var(--wd136-spacing-xs) var(--wd136-spacing-sm);
        font-size: 1.2rem;
        min-height: 3.6rem;
    }
}

@media (max-width: 480px) {
    .wd136-game-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .wd136-container {
        padding: 0 var(--wd136-spacing-sm);
    }
}

/* Utility Classes */
.wd136-mb-0 { margin-bottom: 0; }
.wd136-mb-1 { margin-bottom: var(--wd136-spacing-xs); }
.wd136-mb-2 { margin-bottom: var(--wd136-spacing-sm); }
.wd136-mb-3 { margin-bottom: var(--wd136-spacing-md); }
.wd136-mb-4 { margin-bottom: var(--wd136-spacing-lg); }

.wd136-mt-0 { margin-top: 0; }
.wd136-mt-1 { margin-top: var(--wd136-spacing-xs); }
.wd136-mt-2 { margin-top: var(--wd136-spacing-sm); }
.wd136-mt-3 { margin-top: var(--wd136-spacing-md); }
.wd136-mt-4 { margin-top: var(--wd136-spacing-lg); }

.wd136-p-0 { padding: 0; }
.wd136-p-1 { padding: var(--wd136-spacing-xs); }
.wd136-p-2 { padding: var(--wd136-spacing-sm); }
.wd136-p-3 { padding: var(--wd136-spacing-md); }
.wd136-p-4 { padding: var(--wd136-spacing-lg); }

/* Animation Classes */
.wd136-fade-in {
    animation: wd136FadeIn 0.5s ease forwards;
}

.wd136-slide-up {
    animation: wd136SlideUp 0.5s ease forwards;
}

@keyframes wd136FadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes wd136SlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading States */
.wd136-loading {
    position: relative;
    pointer-events: none;
}

.wd136-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2rem;
    height: 2rem;
    margin: -1rem 0 0 -1rem;
    border: 0.2rem solid var(--wd136-primary);
    border-top-color: transparent;
    border-radius: 50%;
    animation: wd136Spin 1s linear infinite;
}

@keyframes wd136Spin {
    to { transform: rotate(360deg); }
}