/**
 * bbjl Mobile-First CSS Layout
 * All classes use uib5- prefix for namespace isolation
 */

/* CSS 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: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 1.4rem;
    line-height: 1.5;
    color: #DAA520;
    background-color: #2C3E50;
    overflow-x: hidden;
}

/* CSS Custom Properties */
:root {
    --uib5-primary: #DAA520;
    --uib5-secondary: #2C3E50;
    --uib5-bg: #2C3E50;
    --uib5-text: #DAA520;
    --uib5-accent: #F39C12;
    --uib5-dark: #1A252F;
    --uib5-light: #FFFFFF;
    --uib5-border: #34495E;
    --uib5-shadow: rgba(0, 0, 0, 0.3);
    --uib5-transition: all 0.3s ease;
    --uib5-radius: 0.8rem;
    --uib5-max-width: 43rem;
    --uib5-header-height: 6rem;
    --uib5-bottom-nav-height: 6rem;
}

/* Container and Layout */
.uib5-container {
    max-width: var(--uib5-max-width);
    margin: 0 auto;
    padding: 0 1rem;
    position: relative;
}

.uib5-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding-top: var(--uib5-header-height);
    padding-bottom: var(--uib5-bottom-nav-height);
}

.uib5-content {
    flex: 1;
    padding: 2rem 0;
}

/* Header Styles */
.uib5-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--uib5-header-height);
    background: linear-gradient(135deg, var(--uib5-secondary) 0%, var(--uib5-dark) 100%);
    border-bottom: 0.2rem solid var(--uib5-primary);
    z-index: 1000;
    box-shadow: 0 0.2rem 1rem var(--uib5-shadow);
}

.uib5-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 1rem;
    max-width: var(--uib5-max-width);
    margin: 0 auto;
}

.uib5-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    color: var(--uib5-primary);
    font-size: 1.8rem;
    font-weight: bold;
}

.uib5-logo img {
    width: 3.2rem;
    height: 3.2rem;
    border-radius: 50%;
}

.uib5-header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.uib5-register-btn,
.uib5-login-btn {
    padding: 0.8rem 1.6rem;
    border: none;
    border-radius: var(--uib5-radius);
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--uib5-transition);
    text-decoration: none;
    text-align: center;
    min-height: 4.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.uib5-register-btn {
    background: linear-gradient(45deg, var(--uib5-primary), var(--uib5-accent));
    color: var(--uib5-dark);
}

.uib5-login-btn {
    background: transparent;
    color: var(--uib5-primary);
    border: 0.2rem solid var(--uib5-primary);
}

.uib5-register-btn:hover,
.uib5-login-btn:hover {
    transform: translateY(-0.2rem);
    box-shadow: 0 0.4rem 0.8rem var(--uib5-shadow);
}

.uib5-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 4.4rem;
    height: 4.4rem;
    background: none;
    border: none;
    color: var(--uib5-primary);
    font-size: 2rem;
    cursor: pointer;
    border-radius: var(--uib5-radius);
    transition: var(--uib5-transition);
}

.uib5-menu-toggle:hover {
    background: rgba(218, 165, 32, 0.1);
}

/* Mobile Menu */
.uib5-mobile-menu {
    position: fixed;
    top: var(--uib5-header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--uib5-secondary);
    transform: translateX(-100%);
    transition: var(--uib5-transition);
    z-index: 999;
    padding: 2rem 1rem;
    overflow-y: auto;
}

.uib5-mobile-menu.uib5-menu-active {
    transform: translateX(0);
}

.uib5-mobile-menu-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.uib5-mobile-menu-item {
    border-bottom: 0.1rem solid var(--uib5-border);
}

.uib5-mobile-menu-item a {
    display: block;
    padding: 1.5rem 0;
    color: var(--uib5-text);
    text-decoration: none;
    font-size: 1.6rem;
    transition: var(--uib5-transition);
}

.uib5-mobile-menu-item a:hover {
    color: var(--uib5-accent);
    padding-left: 1rem;
}

/* Carousel Styles */
.uib5-carousel {
    position: relative;
    height: 20rem;
    overflow: hidden;
    border-radius: var(--uib5-radius);
    margin: 2rem 0;
    box-shadow: 0 0.4rem 1.2rem var(--uib5-shadow);
}

.uib5-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.uib5-carousel-slide.uib5-active {
    opacity: 1;
}

.uib5-carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.uib5-carousel-indicators {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.8rem;
}

.uib5-carousel-indicator {
    width: 1.2rem;
    height: 1.2rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--uib5-transition);
}

.uib5-carousel-indicator.uib5-active {
    background: var(--uib5-primary);
}

/* Typography */
.uib5-h1 {
    font-size: 2.4rem;
    font-weight: bold;
    color: var(--uib5-primary);
    margin: 2rem 0;
    text-align: center;
    line-height: 1.2;
}

.uib5-h2 {
    font-size: 2rem;
    font-weight: bold;
    color: var(--uib5-primary);
    margin: 1.5rem 0 1rem;
}

.uib5-h3 {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--uib5-primary);
    margin: 1rem 0 0.8rem;
}

.uib5-text {
    color: var(--uib5-text);
    margin: 1rem 0;
}

/* Section Styles */
.uib5-section {
    margin: 3rem 0;
    padding: 2rem;
    background: var(--uib5-dark);
    border-radius: var(--uib5-radius);
    border: 0.1rem solid var(--uib5-border);
}

.uib5-section-title {
    font-size: 2rem;
    font-weight: bold;
    color: var(--uib5-primary);
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Game Grid Styles */
.uib5-games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(7rem, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.uib5-game-item,
.game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    background: var(--uib5-dark);
    border-radius: var(--uib5-radius);
    border: 0.2rem solid var(--uib5-border);
    transition: var(--uib5-transition);
    cursor: pointer;
    text-decoration: none;
    color: var(--uib5-text);
    min-height: 4.4rem;
}

.uib5-game-item:hover,
.game-item:hover {
    border-color: var(--uib5-primary);
    transform: translateY(-0.2rem);
    box-shadow: 0 0.4rem 0.8rem var(--uib5-shadow);
}

.uib5-game-icon {
    width: 4rem;
    height: 4rem;
    border-radius: 0.4rem;
    margin-bottom: 0.8rem;
    object-fit: cover;
}

.uib5-game-name {
    font-size: 1.1rem;
    font-weight: bold;
    text-align: center;
    line-height: 1.2;
    color: var(--uib5-primary);
}

/* Button Styles */
.uib5-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.2rem 2.4rem;
    border: none;
    border-radius: var(--uib5-radius);
    font-size: 1.4rem;
    font-weight: bold;
    text-decoration: none;
    cursor: pointer;
    transition: var(--uib5-transition);
    min-height: 4.4rem;
    margin: 0.5rem;
}

.uib5-btn-primary {
    background: linear-gradient(45deg, var(--uib5-primary), var(--uib5-accent));
    color: var(--uib5-dark);
}

.uib5-btn-secondary {
    background: transparent;
    color: var(--uib5-primary);
    border: 0.2rem solid var(--uib5-primary);
}

.uib5-btn:hover {
    transform: translateY(-0.2rem);
    box-shadow: 0 0.4rem 0.8rem var(--uib5-shadow);
}

/* Promotional Links */
.promo-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    background: linear-gradient(45deg, var(--uib5-primary), var(--uib5-accent));
    color: var(--uib5-dark);
    text-decoration: none;
    border-radius: var(--uib5-radius);
    font-weight: bold;
    font-size: 1.4rem;
    transition: var(--uib5-transition);
    margin: 0.5rem;
    min-height: 4.4rem;
    cursor: pointer;
}

.promo-link:hover {
    transform: translateY(-0.2rem);
    box-shadow: 0 0.4rem 0.8rem var(--uib5-shadow);
}

/* Card Styles */
.uib5-card {
    background: var(--uib5-dark);
    border-radius: var(--uib5-radius);
    border: 0.1rem solid var(--uib5-border);
    padding: 2rem;
    margin: 1rem 0;
}

.uib5-card-title {
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--uib5-primary);
    margin-bottom: 1rem;
}

.uib5-card-content {
    color: var(--uib5-text);
    line-height: 1.6;
}

/* Footer Styles */
.uib5-footer {
    background: var(--uib5-dark);
    padding: 3rem 0;
    border-top: 0.2rem solid var(--uib5-primary);
    margin-top: 4rem;
}

.uib5-footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.uib5-footer-section h3 {
    color: var(--uib5-primary);
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.uib5-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 1rem 0;
}

.uib5-footer-links a {
    color: var(--uib5-text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--uib5-radius);
    transition: var(--uib5-transition);
}

.uib5-footer-links a:hover {
    background: var(--uib5-primary);
    color: var(--uib5-dark);
}

.uib5-partners {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(4rem, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.uib5-partner-logo {
    width: 4rem;
    height: 4rem;
    object-fit: contain;
    opacity: 0.7;
    transition: var(--uib5-transition);
}

.uib5-partner-logo:hover {
    opacity: 1;
}

.uib5-copyright {
    text-align: center;
    color: var(--uib5-text);
    font-size: 1.2rem;
    padding-top: 2rem;
    border-top: 0.1rem solid var(--uib5-border);
}

/* Bottom Navigation */
.uib5-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--uib5-bottom-nav-height);
    background: var(--uib5-secondary);
    border-top: 0.2rem solid var(--uib5-primary);
    z-index: 1000;
    box-shadow: 0 -0.2rem 1rem var(--uib5-shadow);
}

.uib5-bottom-nav-content {
    display: flex;
    align-items: center;
    justify-content: space-around;
    height: 100%;
    max-width: var(--uib5-max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

.uib5-bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    min-height: 4.4rem;
    text-decoration: none;
    color: var(--uib5-text);
    transition: var(--uib5-transition);
    padding: 0.8rem;
    border-radius: var(--uib5-radius);
}

.uib5-bottom-nav-item:hover,
.uib5-bottom-nav-item.uib5-active {
    color: var(--uib5-primary);
    background: rgba(218, 165, 32, 0.1);
}

.uib5-bottom-nav-icon {
    font-size: 2rem;
    margin-bottom: 0.2rem;
}

.uib5-bottom-nav-text {
    font-size: 1rem;
    font-weight: bold;
}

/* Loading Styles */
.uib5-loading {
    opacity: 0.7;
    pointer-events: none;
}

.uib5-loading-spinner {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 0.2rem solid var(--uib5-border);
    border-top: 0.2rem solid var(--uib5-primary);
    border-radius: 50%;
    animation: uib5-spin 1s linear infinite;
}

@keyframes uib5-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (min-width: 768px) {
    .uib5-games-grid {
        grid-template-columns: repeat(auto-fill, minmax(8rem, 1fr));
    }
    
    .uib5-footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .uib5-partners {
        grid-template-columns: repeat(auto-fit, minmax(5rem, 1fr));
    }
}

/* Utility Classes */
.uib5-text-center {
    text-align: center;
}

.uib5-text-left {
    text-align: left;
}

.uib5-text-right {
    text-align: right;
}

.uib5-mb-1 {
    margin-bottom: 1rem;
}

.uib5-mb-2 {
    margin-bottom: 2rem;
}

.uib5-mt-1 {
    margin-top: 1rem;
}

.uib5-mt-2 {
    margin-top: 2rem;
}

.uib5-hidden {
    display: none;
}

.uib5-visible {
    display: block;
}

/* Accessibility */
.uib5-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 */
*:focus {
    outline: 0.2rem solid var(--uib5-primary);
    outline-offset: 0.2rem;
}

/* Print Styles */
@media print {
    .uib5-header,
    .uib5-bottom-nav,
    .uib5-mobile-menu {
        display: none;
    }
    
    .uib5-wrapper {
        padding: 0;
    }
    
    body {
        background: white;
        color: black;
    }
}