/**
 * Okbet App Download - Main Stylesheet
 * All classes use 'ui61-' prefix for namespace isolation
 * Color Palette: #FAFAD2 (light yellow), #2E4057 (dark blue), #FFEF94 (bright yellow)
 * Mobile-first responsive design
 */

/* CSS Variables */
:root {
    --ui61-primary: #2E4057;
    --ui61-secondary: #FAFAD2;
    --ui61-accent: #FFEF94;
    --ui61-text-light: #FAFAD2;
    --ui61-text-dark: #2E4057;
    --ui61-bg-dark: #2E4057;
    --ui61-bg-light: #FAFAD2;
    --ui61-bg-card: #1a2a3d;
    --ui61-border: #3d5a80;
    --ui61-success: #4CAF50;
    --ui61-warning: #FFC107;
    --ui61-danger: #F44336;
    --ui61-gradient-start: #2E4057;
    --ui61-gradient-end: #1a2a3d;
    --ui61-header-height: 60px;
    --ui61-bottom-nav-height: 60px;
    --ui61-radius: 8px;
    --ui61-radius-lg: 12px;
    --ui61-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    --ui61-transition: all 0.3s ease;
}

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 1.6rem;
    line-height: 1.5;
    color: var(--ui61-text-light);
    background: linear-gradient(180deg, var(--ui61-gradient-start) 0%, var(--ui61-gradient-end) 100%);
    background-attachment: fixed;
    min-height: 100vh;
}

a {
    color: var(--ui61-accent);
    text-decoration: none;
    transition: var(--ui61-transition);
}

a:hover {
    color: var(--ui61-text-light);
}

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

/* Container */
.ui61-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */
.ui61-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--ui61-header-height);
    background: var(--ui61-bg-dark);
    border-bottom: 1px solid var(--ui61-border);
    z-index: 1000;
    transition: var(--ui61-transition);
}

.ui61-header-scrolled {
    box-shadow: var(--ui61-shadow);
}

.ui61-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 1.5rem;
    max-width: 430px;
    margin: 0 auto;
}

.ui61-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.ui61-logo img {
    width: 32px;
    height: 32px;
    border-radius: 6px;
}

.ui61-logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--ui61-accent);
    white-space: nowrap;
}

.ui61-header-actions {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.ui61-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: var(--ui61-radius);
    border: none;
    cursor: pointer;
    transition: var(--ui61-transition);
    min-height: 36px;
    min-width: 44px;
}

.ui61-btn-primary {
    background: linear-gradient(135deg, #FFEF94 0%, #FFD700 100%);
    color: var(--ui61-text-dark);
}

.ui61-btn-primary:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(255, 239, 148, 0.5);
}

.ui61-btn-secondary {
    background: transparent;
    border: 2px solid var(--ui61-accent);
    color: var(--ui61-accent);
}

.ui61-btn-secondary:hover {
    background: var(--ui61-accent);
    color: var(--ui61-text-dark);
}

.ui61-hamburger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 36px;
    height: 36px;
    cursor: pointer;
    background: transparent;
    border: none;
    gap: 5px;
}

.ui61-hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--ui61-accent);
    transition: var(--ui61-transition);
}

.pro094-hamburger-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.pro094-hamburger-active span:nth-child(2) {
    opacity: 0;
}

.pro094-hamburger-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
#pro094-mobile-menu {
    position: fixed;
    top: var(--ui61-header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--ui61-bg-dark);
    padding: 2rem;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    z-index: 9999;
    overflow-y: auto;
}

.pro094-menu-active {
    transform: translateX(0) !important;
}

.ui61-menu-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ui61-menu-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.2rem 1.5rem;
    background: var(--ui61-bg-card);
    border-radius: var(--ui61-radius);
    color: var(--ui61-text-light);
    font-size: 1.4rem;
    font-weight: 500;
    transition: var(--ui61-transition);
}

.ui61-menu-link:hover {
    background: var(--ui61-border);
    transform: translateX(5px);
}

.ui61-menu-link i {
    font-size: 2rem;
    color: var(--ui61-accent);
}

/* Main Content */
main {
    padding-top: calc(var(--ui61-header-height) + 1rem);
    padding-bottom: calc(var(--ui61-bottom-nav-height) + 2rem);
}

/* Slider / Carousel */
.ui61-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: var(--ui61-radius-lg);
    margin-bottom: 2rem;
}

.ui61-slides-wrapper {
    overflow: hidden;
}

.pro094-slides-container {
    display: flex;
    transition: transform 0.5s ease;
}

.pro094-slide {
    min-width: 100%;
    cursor: pointer;
}

.pro094-slide img {
    width: 100%;
    height: auto;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.ui61-slider-indicators {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.6rem;
}

.pro094-slide-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--ui61-transition);
}

.pro094-indicator-active {
    background: var(--ui61-accent);
    width: 24px;
    border-radius: 4px;
}

/* Sections */
.ui61-section {
    margin-bottom: 2.5rem;
}

.ui61-section-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ui61-accent);
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
}

.ui61-section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--ui61-accent);
    margin: 0.8rem auto 0;
    border-radius: 2px;
}

/* Game Grid */
.ui61-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.ui61-game-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    cursor: pointer;
    transition: var(--ui61-transition);
}

.ui61-game-item:hover {
    transform: translateY(-3px);
}

.ui61-game-item:hover .ui61-game-icon {
    box-shadow: 0 0 15px rgba(255, 239, 148, 0.4);
}

.ui61-game-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--ui61-radius);
    object-fit: cover;
    margin-bottom: 0.5rem;
    border: 2px solid var(--ui61-border);
    transition: var(--ui61-transition);
}

.ui61-game-name {
    font-size: 1rem;
    color: var(--ui61-text-light);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Cards */
.ui61-card {
    background: var(--ui61-bg-card);
    border-radius: var(--ui61-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--ui61-border);
}

.ui61-card-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--ui61-accent);
    margin-bottom: 1rem;
}

.ui61-card-text {
    font-size: 1.4rem;
    color: var(--ui61-text-light);
    line-height: 1.6;
}

/* Feature List */
.ui61-feature-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ui61-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 239, 148, 0.05);
    border-radius: var(--ui61-radius);
}

.ui61-feature-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ui61-accent);
    border-radius: 50%;
    flex-shrink: 0;
}

.ui61-feature-icon i {
    font-size: 1.8rem;
    color: var(--ui61-text-dark);
}

.ui61-feature-content h4 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--ui61-accent);
    margin-bottom: 0.3rem;
}

.ui61-feature-content p {
    font-size: 1.2rem;
    color: rgba(250, 250, 210, 0.8);
}

/* FAQ */
.ui61-faq-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ui61-faq-item {
    background: var(--ui61-bg-card);
    border-radius: var(--ui61-radius);
    padding: 1.2rem;
    border-left: 3px solid var(--ui61-accent);
}

.ui61-faq-question {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--ui61-accent);
    margin-bottom: 0.5rem;
}

.ui61-faq-answer {
    font-size: 1.3rem;
    color: rgba(250, 250, 210, 0.9);
    line-height: 1.5;
}

/* Footer */
.ui61-footer {
    background: var(--ui61-bg-card);
    padding: 2rem 1.5rem;
    border-top: 1px solid var(--ui61-border);
}

.ui61-footer-content {
    max-width: 430px;
    margin: 0 auto;
}

.ui61-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.ui61-footer-link {
    font-size: 1.2rem;
    color: var(--ui61-text-light);
    padding: 0.4rem 0.8rem;
    background: rgba(255, 239, 148, 0.1);
    border-radius: 4px;
}

.ui61-footer-link:hover {
    background: var(--ui61-accent);
    color: var(--ui61-text-dark);
}

.ui61-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.ui61-partner-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
    opacity: 0.7;
    transition: var(--ui61-transition);
}

.ui61-partner-logo:hover {
    opacity: 1;
}

.ui61-copyright {
    text-align: center;
    font-size: 1.2rem;
    color: rgba(250, 250, 210, 0.6);
}

/* Bottom Navigation */
.ui61-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--ui61-bottom-nav-height);
    background: linear-gradient(180deg, var(--ui61-bg-dark) 0%, var(--ui61-bg-card) 100%);
    border-top: 1px solid var(--ui61-border);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
    padding: 0 0.5rem;
}

.ui61-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    cursor: pointer;
    transition: var(--ui61-transition);
    color: rgba(250, 250, 210, 0.7);
    text-decoration: none;
    border-radius: 8px;
}

.ui61-nav-item:hover,
.ui61-nav-item.active {
    color: var(--ui61-accent);
    background: rgba(255, 239, 148, 0.1);
}

.ui61-nav-item i {
    font-size: 2.2rem;
    margin-bottom: 0.2rem;
}

.ui61-nav-item span {
    font-size: 1rem;
    font-weight: 500;
}

/* Promo Links */
.ui61-promo-text {
    display: inline;
    color: var(--ui61-accent);
    font-weight: 600;
    cursor: pointer;
    transition: var(--ui61-transition);
}

.ui61-promo-text:hover {
    text-decoration: underline;
}

.ui61-promo-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #FFEF94 0%, #FFD700 100%);
    color: var(--ui61-text-dark);
    font-size: 1.4rem;
    font-weight: 700;
    border-radius: var(--ui61-radius-lg);
    cursor: pointer;
    transition: var(--ui61-transition);
    border: none;
    text-align: center;
    justify-content: center;
}

.ui61-promo-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255, 239, 148, 0.6);
}

/* Utility Classes */
.ui61-text-center {
    text-align: center;
}

.ui61-mb-1 {
    margin-bottom: 1rem;
}

.ui61-mb-2 {
    margin-bottom: 2rem;
}

.ui61-mt-1 {
    margin-top: 1rem;
}

.ui61-mt-2 {
    margin-top: 2rem;
}

/* Category Badge */
.ui61-category-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: var(--ui61-accent);
    color: var(--ui61-text-dark);
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 4px;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

/* Responsive */
@media (min-width: 769px) {
    .ui61-bottom-nav {
        display: none;
    }

    main {
        padding-bottom: 2rem;
    }

    .ui61-header-content {
        max-width: 800px;
    }
}

@media (max-width: 768px) {
    main {
        padding-bottom: calc(var(--ui61-bottom-nav-height) + 2rem);
    }
}

/* H1 Title Style */
.ui61-h1-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--ui61-accent);
    text-align: center;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

/* Paragraph Style */
.ui61-paragraph {
    font-size: 1.4rem;
    line-height: 1.7;
    color: var(--ui61-text-light);
    margin-bottom: 1.5rem;
}

/* List Style */
.ui61-list {
    list-style: none;
    padding: 0;
}

.ui61-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    font-size: 1.4rem;
    color: var(--ui61-text-light);
}

.ui61-list li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    color: var(--ui61-accent);
}