/**
 * J77 Casino - Core Stylesheet
 * All classes use ui40- prefix for namespace isolation
 * Color Palette: #2C2C2C | #006400 | #D2691E | #8B4513 | #A0522D
 * @version 1.0.0
 */

/* CSS Variables */
:root {
    --ui40-bg-dark: #1a1a1a;
    --ui40-bg-darker: #0f0f0f;
    --ui40-bg-card: #2C2C2C;
    --ui40-primary: #006400;
    --ui40-primary-light: #008800;
    --ui40-accent: #D2691E;
    --ui40-accent-warm: #8B4513;
    --ui40-accent-deep: #A0522D;
    --ui40-text: #f0f0f0;
    --ui40-text-muted: #b0b0b0;
    --ui40-text-dim: #808080;
    --ui40-border: #3a3a3a;
    --ui40-gold: #D4A543;
    --ui40-gold-light: #E8C86A;
    --ui40-shadow: rgba(0, 0, 0, 0.4);
    --ui40-radius: 8px;
    --ui40-radius-lg: 12px;
    --ui40-transition: all 0.3s ease;
    font-size: 62.5%;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--ui40-bg-dark);
    color: var(--ui40-text);
    line-height: 1.5rem;
    font-size: 1.4rem;
    max-width: 430px;
    margin: 0 auto;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--ui40-accent);
    text-decoration: none;
    transition: var(--ui40-transition);
}

a:hover {
    color: var(--ui40-gold-light);
}

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

/* Container */
.ui40-container {
    width: 100%;
    max-width: 430px;
    margin: 0 auto;
    padding: 0 1.2rem;
}

/* ===== HEADER ===== */
.ui40-header {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 430px;
    z-index: 1000;
    background: linear-gradient(135deg, var(--ui40-bg-darker) 0%, #1e1e1e 100%);
    border-bottom: 2px solid var(--ui40-primary);
    box-shadow: 0 2px 12px var(--ui40-shadow);
}

.ui40-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 1rem;
    height: 56px;
}

.ui40-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    flex-shrink: 0;
}

.ui40-logo img {
    width: 28px;
    height: 28px;
    border-radius: 4px;
}

.ui40-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--ui40-gold);
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.ui40-header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ui40-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1.2rem;
    border: none;
    border-radius: var(--ui40-radius);
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--ui40-transition);
    white-space: nowrap;
    touch-action: manipulation;
    min-height: 36px;
}

.ui40-btn:hover {
    transform: scale(1.03);
}

.ui40-btn-register {
    background: linear-gradient(135deg, var(--ui40-primary) 0%, var(--ui40-primary-light) 100%);
    color: #fff;
    box-shadow: 0 2px 8px rgba(0, 100, 0, 0.4);
}

.ui40-btn-login {
    background: linear-gradient(135deg, var(--ui40-accent) 0%, var(--ui40-accent-deep) 100%);
    color: #fff;
    box-shadow: 0 2px 8px rgba(210, 105, 30, 0.3);
}

.ui40-menu-toggle {
    background: none;
    border: none;
    color: var(--ui40-text);
    font-size: 2rem;
    cursor: pointer;
    padding: 0.4rem;
    line-height: 1;
}

/* ===== MOBILE MENU ===== */
.ui40-mobile-menu {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%) translateX(-100%);
    width: 100%;
    max-width: 430px;
    height: 100vh;
    background: var(--ui40-bg-darker);
    z-index: 9999;
    transition: transform 0.35s ease;
    overflow-y: auto;
    visibility: hidden;
    padding: 2rem 1.5rem;
}

.ui40-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
}

.ui40-menu-close {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--ui40-text);
    font-size: 2.4rem;
    cursor: pointer;
}

.ui40-menu-links {
    list-style: none;
    margin-top: 4rem;
}

.ui40-menu-links li {
    border-bottom: 1px solid var(--ui40-border);
}

.ui40-menu-links a {
    display: block;
    padding: 1.4rem 0;
    font-size: 1.5rem;
    color: var(--ui40-text);
    transition: var(--ui40-transition);
}

.ui40-menu-links a:hover {
    color: var(--ui40-gold);
    padding-left: 0.8rem;
}

/* ===== CAROUSEL ===== */
.ui40-carousel {
    position: relative;
    width: 100%;
    margin-top: 56px;
    overflow: hidden;
    border-radius: 0 0 var(--ui40-radius-lg) var(--ui40-radius-lg);
}

.ui40-carousel-track {
    position: relative;
    width: 100%;
    aspect-ratio: 16/8;
}

.ui40-carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease, visibility 0.6s ease;
    cursor: pointer;
}

.ui40-carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ui40-carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 0;
    background: var(--ui40-bg-darker);
}

.ui40-carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ui40-text-dim);
    border: none;
    cursor: pointer;
    transition: var(--ui40-transition);
}

.ui40-carousel-dot.app940-active,
.ui40-carousel-dot:hover {
    background: var(--ui40-gold);
    transform: scale(1.3);
}

/* ===== MAIN CONTENT ===== */
.ui40-main {
    padding: 1.5rem 0 2rem;
}

.ui40-section {
    margin-bottom: 2rem;
}

.ui40-section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--ui40-gold);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--ui40-primary);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.ui40-section-title i,
.ui40-section-title .material-icons {
    font-size: 2rem;
    color: var(--ui40-accent);
}

/* ===== GAME GRID ===== */
.ui40-game-category-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--ui40-gold-light);
    margin: 1.5rem 0 0.8rem;
    padding-left: 0.5rem;
    border-left: 3px solid var(--ui40-accent);
}

.ui40-game-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.8rem;
}

.ui40-game-card {
    background: var(--ui40-bg-card);
    border-radius: var(--ui40-radius);
    overflow: hidden;
    cursor: pointer;
    transition: var(--ui40-transition);
    border: 1px solid var(--ui40-border);
}

.ui40-game-card:hover {
    transform: translateY(-3px);
    border-color: var(--ui40-primary);
    box-shadow: 0 4px 16px rgba(0, 100, 0, 0.3);
}

.ui40-game-card img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
}

.ui40-game-card-name {
    padding: 0.4rem 0.5rem;
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--ui40-text);
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ===== CONTENT BLOCKS ===== */
.ui40-card {
    background: var(--ui40-bg-card);
    border-radius: var(--ui40-radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--ui40-border);
}

.ui40-card h2 {
    font-size: 1.6rem;
    color: var(--ui40-gold);
    margin-bottom: 0.8rem;
}

.ui40-card h3 {
    font-size: 1.4rem;
    color: var(--ui40-gold-light);
    margin-bottom: 0.6rem;
}

.ui40-card p {
    color: var(--ui40-text-muted);
    line-height: 1.5rem;
    margin-bottom: 0.8rem;
}

.ui40-highlight {
    color: var(--ui40-accent);
    font-weight: 600;
}

.ui40-promo-link {
    color: var(--ui40-gold);
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
    transition: var(--ui40-transition);
}

.ui40-promo-link:hover {
    color: var(--ui40-gold-light);
}

/* ===== FEATURE GRID ===== */
.ui40-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.8rem;
}

.ui40-feature-item {
    background: linear-gradient(135deg, var(--ui40-bg-darker), var(--ui40-bg-card));
    border-radius: var(--ui40-radius);
    padding: 1rem;
    text-align: center;
    border: 1px solid var(--ui40-border);
    transition: var(--ui40-transition);
}

.ui40-feature-item:hover {
    border-color: var(--ui40-accent);
}

.ui40-feature-item i,
.ui40-feature-item .material-icons {
    font-size: 2.4rem;
    color: var(--ui40-accent);
    margin-bottom: 0.5rem;
    display: block;
}

.ui40-feature-item h4 {
    font-size: 1.2rem;
    color: var(--ui40-gold-light);
    margin-bottom: 0.3rem;
}

.ui40-feature-item p {
    font-size: 1.1rem;
    color: var(--ui40-text-dim);
    margin: 0;
}

/* ===== CTA BUTTONS ===== */
.ui40-cta-btn {
    display: block;
    width: 100%;
    padding: 1.2rem;
    background: linear-gradient(135deg, var(--ui40-primary) 0%, var(--ui40-primary-light) 100%);
    color: #fff;
    font-size: 1.6rem;
    font-weight: 700;
    border: none;
    border-radius: var(--ui40-radius-lg);
    cursor: pointer;
    text-align: center;
    transition: var(--ui40-transition);
    box-shadow: 0 4px 12px rgba(0, 100, 0, 0.4);
    margin: 1.5rem 0;
}

.ui40-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 100, 0, 0.5);
}

.ui40-cta-accent {
    background: linear-gradient(135deg, var(--ui40-accent) 0%, var(--ui40-accent-deep) 100%);
    box-shadow: 0 4px 12px rgba(210, 105, 30, 0.3);
}

/* ===== STATS BAR ===== */
.ui40-stats-bar {
    display: flex;
    justify-content: space-around;
    background: var(--ui40-bg-card);
    border-radius: var(--ui40-radius-lg);
    padding: 1rem 0.5rem;
    margin: 1rem 0;
    border: 1px solid var(--ui40-border);
}

.ui40-stat-item {
    text-align: center;
}

.ui40-stat-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--ui40-gold);
}

.ui40-stat-label {
    font-size: 1.1rem;
    color: var(--ui40-text-dim);
}

/* ===== FOOTER ===== */
.ui40-footer {
    background: var(--ui40-bg-darker);
    padding: 2rem 1rem 1rem;
    border-top: 2px solid var(--ui40-primary);
    margin-top: 2rem;
}

.ui40-footer-brand {
    text-align: center;
    margin-bottom: 1.5rem;
}

.ui40-footer-brand p {
    color: var(--ui40-text-muted);
    font-size: 1.2rem;
    line-height: 1.6rem;
}

.ui40-footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin: 1rem 0;
}

.ui40-footer-links a {
    color: var(--ui40-text-muted);
    font-size: 1.2rem;
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    transition: var(--ui40-transition);
}

.ui40-footer-links a:hover {
    color: var(--ui40-gold);
    background: rgba(212, 165, 67, 0.1);
}

.ui40-footer-promos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin: 1rem 0;
}

.ui40-footer-promos .ui40-btn {
    font-size: 1.1rem;
    padding: 0.4rem 1rem;
}

.ui40-footer-copy {
    text-align: center;
    color: var(--ui40-text-dim);
    font-size: 1.1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--ui40-border);
}

/* ===== MOBILE BOTTOM NAV ===== */
.ui40-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 430px;
    height: 60px;
    background: linear-gradient(180deg, #1e1e1e 0%, #111111 100%);
    border-top: 2px solid var(--ui40-accent-warm);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.5);
}

.ui40-bottom-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    min-height: 54px;
    background: none;
    border: none;
    color: var(--ui40-text-dim);
    cursor: pointer;
    transition: var(--ui40-transition);
    padding: 0.3rem;
    touch-action: manipulation;
    text-decoration: none;
    border-radius: 8px;
}

.ui40-bottom-nav-item:hover,
.ui40-bottom-nav-item:active {
    color: var(--ui40-gold);
    background: rgba(212, 165, 67, 0.08);
}

.ui40-bottom-nav-item.active {
    color: var(--ui40-gold);
}

.ui40-bottom-nav-item i,
.ui40-bottom-nav-item .material-icons,
.ui40-bottom-nav-item ion-icon,
.ui40-bottom-nav-item bi {
    font-size: 22px;
    margin-bottom: 2px;
}

.ui40-bottom-nav-item span {
    font-size: 10px;
    line-height: 1;
}

/* ===== RESPONSIVE ===== */
@media (min-width: 769px) {
    .ui40-bottom-nav {
        display: none;
    }
}

@media (max-width: 768px) {
    .ui40-main {
        padding-bottom: 80px;
    }
}

/* ===== UTILITY ===== */
.ui40-text-center { text-align: center; }
.ui40-text-gold { color: var(--ui40-gold); }
.ui40-text-accent { color: var(--ui40-accent); }
.ui40-mt-1 { margin-top: 0.8rem; }
.ui40-mt-2 { margin-top: 1.6rem; }
.ui40-mb-1 { margin-bottom: 0.8rem; }
.ui40-mb-2 { margin-bottom: 1.6rem; }

/* Payment icons row */
.ui40-payment-row {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    padding: 0.8rem 0;
}

.ui40-payment-item {
    background: rgba(255,255,255,0.08);
    border-radius: 6px;
    padding: 0.5rem 1rem;
    font-size: 1.1rem;
    color: var(--ui40-text-muted);
    border: 1px solid var(--ui40-border);
}

/* Winner ticker */
.ui40-winner-ticker {
    background: linear-gradient(135deg, var(--ui40-bg-card), #252525);
    border-radius: var(--ui40-radius);
    padding: 0.8rem 1rem;
    margin: 0.8rem 0;
    border-left: 3px solid var(--ui40-gold);
}

.ui40-winner-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.4rem 0;
    font-size: 1.2rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.ui40-winner-name {
    color: var(--ui40-text);
    font-weight: 500;
}

.ui40-winner-amount {
    color: var(--ui40-gold);
    font-weight: 700;
}

.ui40-winner-game {
    color: var(--ui40-text-dim);
    font-size: 1.1rem;
}