/**
 * 888bet - Main Stylesheet
 * All classes use prefix 'uiad-' for namespace isolation
 * Mobile-first responsive design
 * @version 1.0.0
 */

/* CSS Variables */
:root {
    --uiad-primary: #95A5A6;
    --uiad-secondary: #5D5D5D;
    --uiad-bg: #0E1621;
    --uiad-text: #A9A9A9;
    --uiad-accent: #FFD700;
    --uiad-success: #2ECC71;
    --uiad-danger: #E74C3C;
    --uiad-white: #FFFFFF;
    --uiad-dark: #0A0F16;
    --uiad-gradient: linear-gradient(135deg, #1a2a3a 0%, #0E1621 100%);
    --uiad-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    --uiad-radius: 8px;
    --uiad-radius-lg: 16px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--uiad-bg);
    color: var(--uiad-white);
    line-height: 1.5rem;
    font-size: 1.4rem;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--uiad-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--uiad-accent);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container */
.uiad-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.uiad-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.uiad-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--uiad-gradient);
    padding: 1rem 0;
    box-shadow: var(--uiad-shadow);
    transition: all 0.3s ease;
}

.uiad-header-scrolled {
    background: rgba(14, 22, 33, 0.98);
    padding: 0.8rem 0;
}

.uiad-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1.5rem;
}

.uiad-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.uiad-logo img {
    width: 32px;
    height: 32px;
}

.uiad-logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--uiad-white);
}

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

.uiad-hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
    z-index: 10001;
}

.uiad-hamburger span {
    width: 24px;
    height: 2px;
    background: var(--uiad-white);
    transition: all 0.3s ease;
}

.uiad-hamburger-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.uiad-hamburger-active span:nth-child(2) {
    opacity: 0;
}

.uiad-hamburger-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Buttons */
.uiad-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.6rem;
    font-size: 1.3rem;
    font-weight: 600;
    border-radius: var(--uiad-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    min-height: 44px;
    min-width: 44px;
}

.uiad-btn-primary {
    background: var(--uiad-accent);
    color: var(--uiad-dark);
}

.uiad-btn-primary:hover {
    background: #FFC000;
    transform: translateY(-2px);
    color: var(--uiad-dark);
}

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

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

/* Mobile Menu */
.uiad-mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--uiad-dark);
    z-index: 9999;
    transition: right 0.3s ease;
    padding: 8rem 2rem 2rem;
    overflow-y: auto;
}

.uiad-menu-active {
    right: 0;
}

.uiad-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.uiad-nav-list {
    list-style: none;
}

.uiad-nav-item {
    padding: 1.2rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.uiad-nav-item a {
    color: var(--uiad-white);
    font-size: 1.5rem;
    display: block;
    transition: color 0.3s ease;
}

.uiad-nav-item a:hover {
    color: var(--uiad-accent);
}

/* Slider */
.uiad-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: var(--uiad-radius-lg);
    margin: 1rem 0;
}

.uiad-slide {
    width: 100%;
    cursor: pointer;
}

.uiad-slide img {
    width: 100%;
    height: auto;
    border-radius: var(--uiad-radius-lg);
}

.uiad-slider-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.8rem;
}

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

.uiad-dot-active {
    background: var(--uiad-accent);
    transform: scale(1.2);
}

/* Sections */
.uiad-section {
    padding: 2rem 0;
}

.uiad-section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--uiad-white);
    text-align: center;
}

.uiad-section-subtitle {
    font-size: 1.4rem;
    color: var(--uiad-text);
    text-align: center;
    margin-bottom: 2rem;
}

/* Game Grid */
.uiad-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.uiad-game-card {
    background: var(--uiad-gradient);
    border-radius: var(--uiad-radius);
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.uiad-game-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--uiad-shadow);
}

.uiad-game-card img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.uiad-game-name {
    padding: 0.6rem;
    font-size: 1.1rem;
    text-align: center;
    color: var(--uiad-white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Category Title */
.uiad-category-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 2rem 0 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--uiad-accent);
}

.uiad-category-title i {
    color: var(--uiad-accent);
    font-size: 2rem;
}

.uiad-category-title h2 {
    font-size: 1.6rem;
    color: var(--uiad-white);
}

/* Content Box */
.uiad-content-box {
    background: var(--uiad-gradient);
    border-radius: var(--uiad-radius-lg);
    padding: 2rem;
    margin: 1.5rem 0;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.uiad-content-box h3 {
    font-size: 1.6rem;
    color: var(--uiad-accent);
    margin-bottom: 1rem;
}

.uiad-content-box p {
    color: var(--uiad-text);
    margin-bottom: 1rem;
    line-height: 1.8;
}

.uiad-content-box ul {
    list-style: none;
    margin: 1rem 0;
}

.uiad-content-box li {
    padding: 0.5rem 0;
    color: var(--uiad-text);
    padding-left: 1.5rem;
    position: relative;
}

.uiad-content-box li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--uiad-accent);
}

/* Footer */
.uiad-footer {
    background: var(--uiad-dark);
    padding: 2rem 0;
    margin-top: auto;
}

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

.uiad-footer-partners img {
    height: 30px;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.uiad-footer-partners img:hover {
    opacity: 1;
}

.uiad-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.uiad-footer-links a {
    color: var(--uiad-text);
    font-size: 1.2rem;
}

.uiad-footer-links a:hover {
    color: var(--uiad-accent);
}

.uiad-copyright {
    text-align: center;
    color: var(--uiad-text);
    font-size: 1.2rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Bottom Navigation - Mobile */
.uiad-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: linear-gradient(180deg, #1a2a3a 0%, #0A0F16 100%);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
}

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

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

.uiad-bottom-nav-item i,
.uiad-bottom-nav-item .material-icons {
    font-size: 24px;
    margin-bottom: 4px;
}

.uiad-bottom-nav-item span {
    font-size: 10px;
    font-weight: 500;
}

/* Promo Link */
.uiad-promo-link {
    color: var(--uiad-accent);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.uiad-promo-link:hover {
    text-decoration: underline;
    color: #FFC000;
}

/* RTP Badge */
.uiad-rtp-badge {
    display: inline-block;
    background: var(--uiad-success);
    color: var(--uiad-dark);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 1.1rem;
    font-weight: 600;
}

/* Main content padding for bottom nav */
main {
    padding-bottom: 80px;
}

/* Desktop - Hide bottom nav */
@media (min-width: 769px) {
    .uiad-bottom-nav {
        display: none;
    }

    main {
        padding-bottom: 0;
    }

    .uiad-container {
        max-width: 768px;
    }
}

/* Utilities */
.uiad-text-center {
    text-align: center;
}

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

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

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

.uiad-flex {
    display: flex;
}

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

.uiad-gap-1 {
    gap: 1rem;
}

/* Animation */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.uiad-fade-in {
    animation: fadeIn 0.5s ease-in-out;
}