/**
 * JL59 Website CSS Styles
 * All classes use ui19- prefix for namespace isolation
 * @version 1.0.0
 */

/* CSS Variables */
:root {
    --ui19-primary: #CD853F;
    --ui19-secondary: #BDB76B;
    --ui19-accent: #FFEF94;
    --ui19-light: #FFCCCB;
    --ui19-dark: #2C2C2C;
    --ui19-bg: #1a1a1a;
    --ui19-card-bg: #333333;
    --ui19-text: #ffffff;
    --ui19-text-muted: #cccccc;
    --ui19-border: #444444;
    --ui19-success: #4CAF50;
    --ui19-warning: #FF9800;
}

/* Reset and Base */
* {
    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: 1.4rem;
    line-height: 1.5;
    background: var(--ui19-dark);
    color: var(--ui19-text);
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--ui19-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--ui19-primary);
}

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

/* Container */
.ui19-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 12px;
}

/* Header */
.ui19-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--ui19-dark) 0%, #3a3a3a 100%);
    padding: 10px 16px;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    border-bottom: 2px solid var(--ui19-primary);
}

.ui19-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 430px;
    margin: 0 auto;
}

.ui19-logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.ui19-logo-img {
    width: 32px;
    height: 32px;
    border-radius: 6px;
}

.ui19-logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--ui19-accent);
    letter-spacing: 1px;
}

.ui19-logo-text span {
    color: var(--ui19-primary);
}

.ui19-header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Buttons */
.ui19-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    border-radius: 20px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 36px;
}

.ui19-btn-login {
    background: transparent;
    color: var(--ui19-accent);
    border: 2px solid var(--ui19-accent);
}

.ui19-btn-login:hover {
    background: var(--ui19-accent);
    color: var(--ui19-dark);
}

.ui19-btn-register {
    background: linear-gradient(135deg, var(--ui19-primary) 0%, var(--ui19-secondary) 100%);
    color: var(--ui19-dark);
    font-weight: 700;
}

.ui19-btn-register:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(205, 133, 63, 0.4);
}

.ui19-menu-toggle {
    background: transparent;
    border: none;
    color: var(--ui19-text);
    font-size: 2rem;
    cursor: pointer;
    padding: 4px 8px;
}

/* Mobile Menu */
.ui19-mobile-menu {
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--ui19-dark);
    z-index: 9999;
    transition: right 0.3s ease;
    padding: 60px 20px 20px;
    overflow-y: auto;
}

.ui19-mobile-menu.ui19-active {
    right: 0;
}

.ui19-mobile-menu-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    color: var(--ui19-text);
    font-size: 2rem;
    cursor: pointer;
}

.ui19-mobile-nav-list {
    list-style: none;
}

.ui19-mobile-nav-item {
    border-bottom: 1px solid var(--ui19-border);
}

.ui19-mobile-nav-link {
    display: block;
    padding: 14px 10px;
    color: var(--ui19-text);
    font-size: 1.4rem;
    transition: all 0.3s ease;
}

.ui19-mobile-nav-link:hover {
    color: var(--ui19-accent);
    background: rgba(255, 239, 148, 0.1);
    padding-left: 16px;
}

.ui19-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;
}

.ui19-menu-overlay.ui19-active {
    opacity: 1;
    visibility: visible;
}

/* Hero Section */
.ui19-hero {
    padding: 80px 16px 40px;
    background: linear-gradient(135deg, var(--ui19-dark) 0%, #2a2a2a 50%, var(--ui19-dark) 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.ui19-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(205, 133, 63, 0.1) 0%, transparent 50%);
}

.ui19-hero-content {
    position: relative;
    z-index: 1;
}

.ui19-hero-title {
    font-size: 2.4rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--ui19-text);
    line-height: 1.3;
}

.ui19-hero-title span {
    color: var(--ui19-primary);
}

.ui19-hero-desc {
    font-size: 1.4rem;
    color: var(--ui19-text-muted);
    margin-bottom: 20px;
}

.ui19-btn-hero {
    padding: 12px 32px;
    font-size: 1.4rem;
}

/* Main Content */
.ui19-main {
    padding: 20px 12px 100px;
    max-width: 430px;
    margin: 0 auto;
}

/* Carousel */
.ui19-carousel {
    position: relative;
    width: 100%;
    height: 180px;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
}

.ui19-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
    cursor: pointer;
}

.ui19-slide.ui19-active {
    opacity: 1;
}

.ui19-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Section */
.ui19-section {
    margin-bottom: 24px;
}

.ui19-section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--ui19-accent);
    display: flex;
    align-items: center;
    gap: 10px;
}

.ui19-section-title i {
    color: var(--ui19-primary);
}

/* Game Grid */
.ui19-game-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.ui19-game-card {
    background: var(--ui19-card-bg);
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--ui19-border);
}

.ui19-game-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    border-color: var(--ui19-primary);
}

.ui19-game-img-wrapper {
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
}

.ui19-game-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.ui19-game-card:hover .ui19-game-img {
    transform: scale(1.1);
}

.ui19-game-info {
    padding: 6px;
    text-align: center;
}

.ui19-game-name {
    font-size: 1rem;
    color: var(--ui19-text);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Feature Cards */
.ui19-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.ui19-feature-card {
    background: linear-gradient(135deg, var(--ui19-card-bg) 0%, #3d3d3d 100%);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--ui19-border);
}

.ui19-feature-card:hover {
    border-color: var(--ui19-primary);
    transform: translateY(-2px);
}

.ui19-feature-icon {
    font-size: 2.4rem;
    margin-bottom: 10px;
    color: var(--ui19-primary);
}

.ui19-feature-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--ui19-text);
    margin-bottom: 4px;
}

.ui19-feature-desc {
    font-size: 1.1rem;
    color: var(--ui19-text-muted);
}

/* Help Section */
.ui19-help-section {
    background: var(--ui19-card-bg);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    border: 1px solid var(--ui19-border);
}

.ui19-help-title {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--ui19-accent);
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--ui19-primary);
}

.ui19-help-content {
    font-size: 1.3rem;
    line-height: 1.6;
    color: var(--ui19-text-muted);
}

.ui19-help-content p {
    margin-bottom: 12px;
}

.ui19-help-content ul, .ui19-help-content ol {
    margin: 12px 0;
    padding-left: 20px;
}

.ui19-help-content li {
    margin-bottom: 8px;
}

.ui19-help-link {
    color: var(--ui19-primary);
    font-weight: 600;
    text-decoration: underline;
}

/* Promo Banner */
.ui19-promo-banner {
    background: linear-gradient(135deg, var(--ui19-primary) 0%, var(--ui19-secondary) 100%);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.ui19-promo-banner:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(205, 133, 63, 0.3);
}

.ui19-promo-content {
    color: var(--ui19-dark);
}

.ui19-promo-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.ui19-promo-desc {
    font-size: 1.2rem;
    margin-bottom: 14px;
    opacity: 0.9;
}

/* Page Header */
.ui19-page-header {
    background: linear-gradient(135deg, var(--ui19-primary) 0%, var(--ui19-secondary) 100%);
    padding: 80px 16px 30px;
    text-align: center;
}

.ui19-page-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--ui19-dark);
    margin-bottom: 10px;
}

.ui19-page-breadcrumb {
    font-size: 1.2rem;
    color: var(--ui19-dark);
    opacity: 0.8;
}

.ui19-breadcrumb-link {
    color: var(--ui19-dark);
    text-decoration: underline;
}

/* Footer */
.ui19-footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    padding: 30px 16px;
    border-top: 2px solid var(--ui19-primary);
}

.ui19-footer-inner {
    max-width: 430px;
    margin: 0 auto;
    text-align: center;
}

.ui19-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
}

.ui19-footer-link {
    color: var(--ui19-text-muted);
    font-size: 1.2rem;
    transition: color 0.3s ease;
}

.ui19-footer-link:hover {
    color: var(--ui19-accent);
}

.ui19-partners {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
}

.ui19-partner-img {
    width: 40px;
    height: 40px;
    border-radius: 6px;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.ui19-partner-img:hover {
    opacity: 1;
}

.ui19-copyright {
    font-size: 1.1rem;
    color: var(--ui19-text-muted);
}

/* Bottom Navigation */
.ui19-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, #2a2a2a 0%, var(--ui19-dark) 100%);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 8px 0;
    height: 64px;
    z-index: 1000;
    border-top: 2px solid var(--ui19-primary);
    box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.3);
}

.ui19-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 50px;
    color: var(--ui19-text-muted);
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.ui19-nav-item i, .ui19-nav-item .material-icons {
    font-size: 24px;
    margin-bottom: 4px;
    transition: all 0.3s ease;
}

.ui19-nav-item span {
    font-size: 10px;
    font-weight: 500;
}

.ui19-nav-item:hover, .ui19-nav-item.ui19-nav-item-active {
    color: var(--ui19-primary);
}

.ui19-nav-item:hover i, .ui19-nav-item.ui19-nav-item-active i {
    transform: scale(1.15);
}

/* Desktop Hide */
@media (min-width: 769px) {
    .ui19-bottom-nav {
        display: none;
    }

    .ui19-container, .ui19-header-inner, .ui19-main, .ui19-footer-inner {
        max-width: 600px;
    }
}

/* Mobile Padding */
@media (max-width: 768px) {
    .ui19-main {
        padding-bottom: 90px;
    }
}

/* Utility Classes */
.ui19-text-center { text-align: center; }
.ui19-text-primary { color: var(--ui19-primary); }
.ui19-text-accent { color: var(--ui19-accent); }
.ui19-mb-10 { margin-bottom: 10px; }
.ui19-mb-20 { margin-bottom: 20px; }
.ui19-mt-10 { margin-top: 10px; }