/**
 * ninong - CSS Stylesheet
 * All classes use prefix 'ui5b-' for namespace isolation
 * Website: https://ninong.cfd
 * Color Scheme: #1A1A1A (bg) | #CCCCCC (text) | #8FBC8F (accent)
 */

/* CSS Variables */
:root {
    --ui5b-bg: #1A1A1A;
    --ui5b-bg-light: #2A2A2A;
    --ui5b-bg-card: #252525;
    --ui5b-text: #CCCCCC;
    --ui5b-text-light: #E5E5E5;
    --ui5b-text-muted: #888888;
    --ui5b-primary: #8FBC8F;
    --ui5b-primary-dark: #6B9B6B;
    --ui5b-primary-light: #A8D4A8;
    --ui5b-accent: #8FBC8F;
    --ui5b-border: #3A3A3A;
    --ui5b-shadow: rgba(0, 0, 0, 0.3);
    --ui5b-radius: 8px;
    --ui5b-radius-lg: 12px;
    --ui5b-transition: all 0.3s ease;
}

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

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 1.4rem;
    line-height: 1.5;
    color: var(--ui5b-text);
    background-color: var(--ui5b-bg);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--ui5b-primary);
    text-decoration: none;
    transition: var(--ui5b-transition);
}

a:hover {
    color: var(--ui5b-primary-light);
}

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

/* Container */
.ui5b-container {
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.2rem;
}

/* Header */
.ui5b-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(180deg, var(--ui5b-bg) 0%, rgba(26, 26, 26, 0.95) 100%);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--ui5b-border);
    padding: 0.8rem 0;
}

.ui5b-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.2rem;
}

.ui5b-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.ui5b-logo img {
    width: 28px;
    height: 28px;
    border-radius: 4px;
}

.ui5b-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--ui5b-primary);
    text-transform: capitalize;
}

.ui5b-header-actions {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.ui5b-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.6rem 1.2rem;
    font-size: 1.2rem;
    font-weight: 600;
    border: none;
    border-radius: var(--ui5b-radius);
    cursor: pointer;
    transition: var(--ui5b-transition);
    text-transform: capitalize;
}

.ui5b-btn-primary {
    background: var(--ui5b-primary);
    color: var(--ui5b-bg);
}

.ui5b-btn-primary:hover {
    background: var(--ui5b-primary-light);
    transform: translateY(-1px);
}

.ui5b-btn-outline {
    background: transparent;
    color: var(--ui5b-primary);
    border: 1px solid var(--ui5b-primary);
}

.ui5b-btn-outline:hover {
    background: var(--ui5b-primary);
    color: var(--ui5b-bg);
}

/* Hamburger Menu */
.ui5b-hamburger {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    cursor: pointer;
    padding: 0;
    background: none;
    border: none;
}

.ui5b-hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--ui5b-text);
    border-radius: 2px;
    transition: var(--ui5b-transition);
}

.ui5b-hamburger.ui5b-hamburger-active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.ui5b-hamburger.ui5b-hamburger-active span:nth-child(2) {
    opacity: 0;
}

.ui5b-hamburger.ui5b-hamburger-active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.ui5b-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: var(--ui5b-transition);
}

.ui5b-menu-overlay.ui5b-overlay-active {
    opacity: 1;
    visibility: visible;
}

.ui5b-mobile-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--ui5b-bg-light);
    z-index: 9999;
    padding: 6rem 2rem 2rem;
    transition: var(--ui5b-transition);
    overflow-y: auto;
}

.ui5b-mobile-menu.ui5b-menu-active {
    right: 0;
}

.ui5b-nav-list {
    list-style: none;
}

.ui5b-nav-item {
    border-bottom: 1px solid var(--ui5b-border);
}

.ui5b-nav-link {
    display: block;
    padding: 1.2rem 0;
    color: var(--ui5b-text);
    font-size: 1.4rem;
    font-weight: 500;
}

.ui5b-nav-link:hover {
    color: var(--ui5b-primary);
    padding-left: 0.8rem;
}

/* Main Content */
.ui5b-main {
    padding-top: 6rem;
    padding-bottom: 2rem;
}

@media (max-width: 768px) {
    .ui5b-main {
        padding-bottom: 8rem;
    }
}

/* Carousel */
.ui5b-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: var(--ui5b-radius-lg);
    margin-bottom: 2rem;
}

.ui5b-slides {
    position: relative;
}

.ui5b-slide {
    display: none;
    cursor: pointer;
}

.ui5b-slide.ui5b-slide-active {
    display: block;
}

.ui5b-slide img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: var(--ui5b-radius-lg);
}

.ui5b-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.6rem;
}

.ui5b-slide-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--ui5b-transition);
}

.ui5b-slide-dot.ui5b-dot-active {
    background: var(--ui5b-primary);
    width: 20px;
    border-radius: 4px;
}

/* Section Title */
.ui5b-section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--ui5b-text-light);
    margin-bottom: 1.2rem;
    padding-bottom: 0.8rem;
    border-bottom: 2px solid var(--ui5b-primary);
    display: inline-block;
}

.ui5b-section {
    margin-bottom: 2.4rem;
}

/* Game Grid */
.ui5b-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.8rem;
}

.ui5b-game-item {
    text-align: center;
    cursor: pointer;
    transition: var(--ui5b-transition);
}

.ui5b-game-item:hover {
    transform: translateY(-3px);
}

.ui5b-game-item img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--ui5b-radius);
    margin-bottom: 0.4rem;
    border: 2px solid transparent;
    transition: var(--ui5b-transition);
}

.ui5b-game-item:hover img {
    border-color: var(--ui5b-primary);
}

.ui5b-game-name {
    font-size: 1rem;
    color: var(--ui5b-text);
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Category Header */
.ui5b-category-header {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
}

.ui5b-category-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ui5b-primary);
    border-radius: var(--ui5b-radius);
    color: var(--ui5b-bg);
}

/* Cards */
.ui5b-card {
    background: var(--ui5b-bg-card);
    border-radius: var(--ui5b-radius-lg);
    padding: 1.6rem;
    margin-bottom: 1.2rem;
    border: 1px solid var(--ui5b-border);
}

.ui5b-card-title {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--ui5b-text-light);
    margin-bottom: 1rem;
}

.ui5b-card-text {
    color: var(--ui5b-text-muted);
    line-height: 1.6;
}

/* Promo Button */
.ui5b-promo-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--ui5b-primary) 0%, var(--ui5b-primary-dark) 100%);
    color: var(--ui5b-bg);
    font-size: 1.4rem;
    font-weight: 700;
    border-radius: var(--ui5b-radius-lg);
    border: none;
    cursor: pointer;
    transition: var(--ui5b-transition);
    text-transform: uppercase;
}

.ui5b-promo-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(143, 188, 143, 0.4);
}

/* Footer */
.ui5b-footer {
    background: var(--ui5b-bg-light);
    padding: 2.4rem 0 1.2rem;
    margin-top: 2rem;
    border-top: 1px solid var(--ui5b-border);
}

.ui5b-footer-brand {
    text-align: center;
    margin-bottom: 1.6rem;
}

.ui5b-footer-desc {
    color: var(--ui5b-text-muted);
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 1.2rem;
}

.ui5b-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 1.6rem;
}

.ui5b-footer-link {
    padding: 0.6rem 1rem;
    background: var(--ui5b-bg-card);
    color: var(--ui5b-text);
    font-size: 1.1rem;
    border-radius: var(--ui5b-radius);
    transition: var(--ui5b-transition);
}

.ui5b-footer-link:hover {
    background: var(--ui5b-primary);
    color: var(--ui5b-bg);
}

.ui5b-footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.ui5b-footer-nav a {
    color: var(--ui5b-text-muted);
    font-size: 1.2rem;
}

.ui5b-footer-nav a:hover {
    color: var(--ui5b-primary);
}

.ui5b-copyright {
    text-align: center;
    color: var(--ui5b-text-muted);
    font-size: 1.1rem;
    padding-top: 1.2rem;
    border-top: 1px solid var(--ui5b-border);
}

/* Bottom Navigation */
.ui5b-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(180deg, rgba(42, 42, 42, 0.98) 0%, var(--ui5b-bg) 100%);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--ui5b-border);
    z-index: 1000;
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0 0.4rem;
}

.ui5b-nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 60px;
    padding: 0.4rem;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--ui5b-text-muted);
    transition: var(--ui5b-transition);
}

.ui5b-nav-btn:hover,
.ui5b-nav-btn.ui5b-nav-active {
    color: var(--ui5b-primary);
}

.ui5b-nav-btn i,
.ui5b-nav-btn .material-icons {
    font-size: 22px;
    margin-bottom: 2px;
}

.ui5b-nav-btn span {
    font-size: 10px;
    font-weight: 500;
}

@media (min-width: 769px) {
    .ui5b-bottom-nav {
        display: none;
    }
}

/* Utility Classes */
.ui5b-text-center { text-align: center; }
.ui5b-text-left { text-align: left; }
.ui5b-mb-1 { margin-bottom: 0.8rem; }
.ui5b-mb-2 { margin-bottom: 1.6rem; }
.ui5b-mb-3 { margin-bottom: 2.4rem; }
.ui5b-mt-2 { margin-top: 1.6rem; }
.ui5b-hidden { display: none; }

/* Partners */
.ui5b-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin: 1.2rem 0;
}

.ui5b-partner-logo {
    height: 24px;
    opacity: 0.7;
    filter: grayscale(100%);
    transition: var(--ui5b-transition);
}

.ui5b-partner-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
}

/* Testimonials */
.ui5b-testimonial {
    background: var(--ui5b-bg-card);
    border-radius: var(--ui5b-radius-lg);
    padding: 1.2rem;
    margin-bottom: 1rem;
    border-left: 3px solid var(--ui5b-primary);
}

.ui5b-testimonial-text {
    font-style: italic;
    color: var(--ui5b-text);
    margin-bottom: 0.8rem;
}

.ui5b-testimonial-author {
    font-size: 1.1rem;
    color: var(--ui5b-primary);
    font-weight: 600;
}

/* Feature List */
.ui5b-feature-list {
    list-style: none;
}

.ui5b-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--ui5b-border);
}

.ui5b-feature-item:last-child {
    border-bottom: none;
}

.ui5b-feature-icon {
    color: var(--ui5b-primary);
    font-size: 1.6rem;
    flex-shrink: 0;
}

.ui5b-feature-text {
    color: var(--ui5b-text);
    line-height: 1.5;
}

/* FAQ Accordion */
.ui5b-faq-item {
    background: var(--ui5b-bg-card);
    border-radius: var(--ui5b-radius);
    margin-bottom: 0.8rem;
    overflow: hidden;
}

.ui5b-faq-question {
    padding: 1.2rem;
    font-weight: 600;
    color: var(--ui5b-text-light);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ui5b-faq-answer {
    padding: 0 1.2rem 1.2rem;
    color: var(--ui5b-text-muted);
    line-height: 1.6;
}

/* Payment Methods */
.ui5b-payment-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.8rem;
}

.ui5b-payment-item {
    background: var(--ui5b-bg-card);
    border-radius: var(--ui5b-radius);
    padding: 1rem;
    text-align: center;
    border: 1px solid var(--ui5b-border);
}

.ui5b-payment-item i {
    font-size: 2rem;
    color: var(--ui5b-primary);
    margin-bottom: 0.4rem;
}

.ui5b-payment-name {
    font-size: 1.1rem;
    color: var(--ui5b-text);
}