/**
 * ph879.click - Theme Stylesheet
 * All classes use ui16- prefix for namespace isolation
 * Mobile-first responsive design
 * Color palette: #1B263B (dark bg), #E5E5E5 (light text), #ADD8E6 (accent)
 */

/* CSS Variables */
:root {
    --ui16-bg-primary: #1B263B;
    --ui16-bg-secondary: #243B55;
    --ui16-bg-tertiary: #2D4A6F;
    --ui16-text-primary: #E5E5E5;
    --ui16-text-secondary: #B0B8C4;
    --ui16-text-muted: #7A8494;
    --ui16-accent: #ADD8E6;
    --ui16-accent-hover: #7CB9D8;
    --ui16-success: #4CAF50;
    --ui16-warning: #FF9800;
    --ui16-danger: #F44336;
    --ui16-gold: #FFD700;
    --ui16-gradient-primary: linear-gradient(135deg, #1B263B 0%, #2D4A6F 100%);
    --ui16-gradient-accent: linear-gradient(135deg, #ADD8E6 0%, #7CB9D8 100%);
    --ui16-shadow-sm: 0 2px 4px rgba(0,0,0,0.2);
    --ui16-shadow-md: 0 4px 8px rgba(0,0,0,0.3);
    --ui16-shadow-lg: 0 8px 16px rgba(0,0,0,0.4);
    --ui16-radius-sm: 4px;
    --ui16-radius-md: 8px;
    --ui16-radius-lg: 12px;
    --ui16-radius-full: 50px;
}

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

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

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--ui16-bg-primary);
    color: var(--ui16-text-primary);
    line-height: 1.5rem;
    font-size: 1.4rem;
    min-height: 100vh;
}

a {
    color: var(--ui16-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--ui16-accent-hover);
}

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

/* Container */
.ui16-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.2rem;
}

.ui16-wrapper {
    padding: 1.6rem 0;
}

/* Header */
.ui16-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--ui16-bg-primary);
    z-index: 1000;
    padding: 1rem 1.2rem;
    border-bottom: 1px solid var(--ui16-bg-tertiary);
    transition: all 0.3s ease;
}

.ui16-header-scrolled {
    background: rgba(27, 38, 59, 0.98);
    box-shadow: var(--ui16-shadow-md);
}

.ui16-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 430px;
    margin: 0 auto;
}

.ui16-logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.ui16-logo img {
    width: 28px;
    height: 28px;
    border-radius: var(--ui16-radius-sm);
}

.ui16-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--ui16-text-primary);
    background: var(--ui16-gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.ui16-header-actions {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.ui16-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.8rem 1.6rem;
    font-size: 1.3rem;
    font-weight: 600;
    border: none;
    border-radius: var(--ui16-radius-full);
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 36px;
    text-decoration: none;
}

.ui16-btn-primary {
    background: var(--ui16-gradient-accent);
    color: var(--ui16-bg-primary);
}

.ui16-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--ui16-shadow-md);
}

.ui16-btn-secondary {
    background: transparent;
    border: 2px solid var(--ui16-accent);
    color: var(--ui16-accent);
}

.ui16-btn-secondary:hover {
    background: var(--ui16-accent);
    color: var(--ui16-bg-primary);
}

.ui16-menu-toggle {
    background: none;
    border: none;
    color: var(--ui16-text-primary);
    font-size: 2.4rem;
    cursor: pointer;
    padding: 0.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobile Menu */
.ui16-mobile-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--ui16-bg-secondary);
    z-index: 9999;
    transition: right 0.3s ease;
    padding: 2rem;
    overflow-y: auto;
}

.ui16-menu-active {
    right: 0;
}

.ui16-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: all 0.3s ease;
}

.ui16-overlay-active {
    opacity: 1;
    visibility: visible;
}

.ui16-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--ui16-bg-tertiary);
}

.ui16-menu-close {
    background: none;
    border: none;
    color: var(--ui16-text-primary);
    font-size: 2.4rem;
    cursor: pointer;
}

.ui16-menu-nav {
    list-style: none;
}

.ui16-menu-nav li {
    margin-bottom: 0.8rem;
}

.ui16-menu-nav a {
    display: block;
    padding: 1rem;
    color: var(--ui16-text-primary);
    font-size: 1.5rem;
    border-radius: var(--ui16-radius-md);
    transition: all 0.3s ease;
}

.ui16-menu-nav a:hover {
    background: var(--ui16-bg-tertiary);
    color: var(--ui16-accent);
}

/* Main Content */
.ui16-main {
    padding-top: 60px;
    padding-bottom: 1.6rem;
}

@media (max-width: 768px) {
    .ui16-main {
        padding-bottom: 80px;
    }
}

/* Carousel */
.ui16-carousel {
    position: relative;
    overflow: hidden;
    border-radius: var(--ui16-radius-lg);
    margin: 1rem 0;
}

.ui16-slides {
    position: relative;
    height: 180px;
}

.ui16-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.ui16-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--ui16-radius-lg);
}

.ui16-slide-active {
    opacity: 1;
}

.ui16-carousel-dots {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.6rem;
}

.ui16-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.ui16-dot-active {
    background: var(--ui16-accent);
    width: 20px;
    border-radius: 4px;
}

/* Section Styles */
.ui16-section {
    padding: 2rem 0;
}

.ui16-section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    color: var(--ui16-text-primary);
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.ui16-section-title i {
    color: var(--ui16-accent);
}

/* Game Grid */
.ui16-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
}

.ui16-game-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    cursor: pointer;
    transition: transform 0.3s ease;
    padding: 0.6rem;
    border-radius: var(--ui16-radius-md);
    background: var(--ui16-bg-secondary);
}

.ui16-game-card:hover {
    transform: translateY(-4px);
    background: var(--ui16-bg-tertiary);
}

.ui16-game-card img {
    width: 56px;
    height: 56px;
    border-radius: var(--ui16-radius-md);
    margin-bottom: 0.4rem;
    object-fit: cover;
}

.ui16-game-card span {
    font-size: 1.1rem;
    color: var(--ui16-text-primary);
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Category Label */
.ui16-category-label {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.6rem 1.2rem;
    background: var(--ui16-bg-tertiary);
    border-radius: var(--ui16-radius-full);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--ui16-accent);
}

/* Info Cards */
.ui16-info-card {
    background: var(--ui16-bg-secondary);
    border-radius: var(--ui16-radius-lg);
    padding: 1.6rem;
    margin-bottom: 1.2rem;
}

.ui16-info-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--ui16-accent);
}

.ui16-info-card p {
    color: var(--ui16-text-secondary);
    font-size: 1.3rem;
    line-height: 1.6;
    margin-bottom: 0.8rem;
}

.ui16-info-card ul {
    list-style: none;
    padding-left: 0;
}

.ui16-info-card li {
    padding: 0.6rem 0;
    color: var(--ui16-text-secondary);
    font-size: 1.3rem;
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
}

.ui16-info-card li i {
    color: var(--ui16-success);
    margin-top: 0.2rem;
}

/* Features Grid */
.ui16-features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.ui16-feature-item {
    background: var(--ui16-bg-secondary);
    padding: 1.2rem;
    border-radius: var(--ui16-radius-md);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ui16-feature-item:hover {
    background: var(--ui16-bg-tertiary);
    transform: translateY(-2px);
}

.ui16-feature-item i {
    font-size: 2.4rem;
    color: var(--ui16-accent);
    margin-bottom: 0.6rem;
}

.ui16-feature-item h4 {
    font-size: 1.3rem;
    color: var(--ui16-text-primary);
    margin-bottom: 0.4rem;
}

.ui16-feature-item p {
    font-size: 1.1rem;
    color: var(--ui16-text-muted);
}

/* Promo Link */
.ui16-promo-link {
    color: var(--ui16-accent);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.ui16-promo-link:hover {
    color: var(--ui16-gold);
    text-decoration: underline;
}

/* Testimonial */
.ui16-testimonial {
    background: var(--ui16-bg-secondary);
    border-radius: var(--ui16-radius-lg);
    padding: 1.6rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--ui16-accent);
}

.ui16-testimonial-text {
    font-style: italic;
    color: var(--ui16-text-secondary);
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
}

.ui16-testimonial-author {
    font-weight: 600;
    color: var(--ui16-accent);
    font-size: 1.2rem;
}

/* Payment Methods */
.ui16-payment-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    justify-content: center;
}

.ui16-payment-item {
    background: var(--ui16-bg-secondary);
    padding: 0.8rem 1.2rem;
    border-radius: var(--ui16-radius-md);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.2rem;
    color: var(--ui16-text-primary);
}

/* Footer */
.ui16-footer {
    background: var(--ui16-bg-secondary);
    padding: 2rem 1.2rem;
    margin-top: 2rem;
    border-top: 1px solid var(--ui16-bg-tertiary);
}

.ui16-footer-brand {
    text-align: center;
    margin-bottom: 1.6rem;
}

.ui16-footer-brand p {
    color: var(--ui16-text-secondary);
    font-size: 1.2rem;
    line-height: 1.6;
    margin-top: 0.8rem;
}

.ui16-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 1.6rem;
}

.ui16-footer-link {
    padding: 0.6rem 1rem;
    background: var(--ui16-bg-tertiary);
    border-radius: var(--ui16-radius-full);
    color: var(--ui16-text-primary);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.ui16-footer-link:hover {
    background: var(--ui16-accent);
    color: var(--ui16-bg-primary);
}

.ui16-footer-sitemap {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin-bottom: 1.6rem;
}

.ui16-footer-sitemap a {
    color: var(--ui16-text-muted);
    font-size: 1.1rem;
}

.ui16-footer-sitemap a:hover {
    color: var(--ui16-accent);
}

.ui16-copyright {
    text-align: center;
    color: var(--ui16-text-muted);
    font-size: 1.1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--ui16-bg-tertiary);
}

/* Bottom Navigation */
.ui16-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--ui16-bg-primary);
    border-top: 1px solid var(--ui16-bg-tertiary);
    z-index: 1000;
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 60px;
    padding: 0 0.5rem;
}

@media (min-width: 769px) {
    .ui16-bottom-nav {
        display: none;
    }
}

.ui16-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(--ui16-text-muted);
    text-decoration: none;
    padding: 0.4rem;
}

.ui16-nav-item:hover,
.ui16-nav-item-active {
    color: var(--ui16-accent);
}

.ui16-nav-item i {
    font-size: 2.2rem;
    margin-bottom: 0.2rem;
}

.ui16-nav-item span {
    font-size: 1rem;
    font-weight: 500;
}

/* Utility Classes */
.ui16-text-center { text-align: center; }
.ui16-text-left { text-align: left; }
.ui16-mt-1 { margin-top: 1rem; }
.ui16-mt-2 { margin-top: 2rem; }
.ui16-mb-1 { margin-bottom: 1rem; }
.ui16-mb-2 { margin-bottom: 2rem; }
.ui16-py-1 { padding: 1rem 0; }
.ui16-py-2 { padding: 2rem 0; }

/* Winner Showcase */
.ui16-winner-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem;
    background: var(--ui16-bg-secondary);
    border-radius: var(--ui16-radius-md);
    margin-bottom: 0.6rem;
}

.ui16-winner-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--ui16-gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--ui16-bg-primary);
    font-size: 1.2rem;
}

.ui16-winner-info {
    flex: 1;
}

.ui16-winner-name {
    font-size: 1.2rem;
    color: var(--ui16-text-primary);
    font-weight: 600;
}

.ui16-winner-game {
    font-size: 1rem;
    color: var(--ui16-text-muted);
}

.ui16-winner-amount {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--ui16-gold);
}

/* App Download CTA */
.ui16-app-cta {
    background: var(--ui16-gradient-primary);
    border-radius: var(--ui16-radius-lg);
    padding: 1.6rem;
    text-align: center;
    border: 1px solid var(--ui16-accent);
}

.ui16-app-cta h3 {
    color: var(--ui16-accent);
    margin-bottom: 0.6rem;
    font-size: 1.5rem;
}

.ui16-app-cta p {
    color: var(--ui16-text-secondary);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.ui16-app-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* RTP Table */
.ui16-rtp-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 1.2rem;
}

.ui16-rtp-table th,
.ui16-rtp-table td {
    padding: 0.8rem;
    text-align: left;
    border-bottom: 1px solid var(--ui16-bg-tertiary);
}

.ui16-rtp-table th {
    background: var(--ui16-bg-tertiary);
    color: var(--ui16-accent);
    font-weight: 600;
}

.ui16-rtp-table td {
    color: var(--ui16-text-secondary);
}

.ui16-rtp-high {
    color: var(--ui16-success);
    font-weight: 600;
}