/* Basic Reset & Global Styles */
:root {
    --primary-color: #008000; /* Green */
    --secondary-color: #FFD700; /* Gold */
    --dark-bg: #1a1a1a;
    --light-bg: #ffffff;
    --text-color: #e0e0e0;
    --dark-text-color: #333333;
    --border-color: #333333;
    --transition-speed: 0.3s;
    --container-width: 1200px;
}

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

body {
    font-family: 'Arial', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: color var(--transition-speed);
}

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

ul {
    list-style: none;
}

button, .btn {
    cursor: pointer;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color var(--transition-speed), color var(--transition-speed), border-color var(--transition-speed);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--light-bg);
    border: 1px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: #006400; /* Darker green */
}

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

.btn-secondary:hover {
    background-color: var(--secondary-color);
    color: var(--dark-bg);
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.site-header {
    background-color: #222222;
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.logo-link {
    display: flex;
    align-items: center;
    color: var(--light-bg);
    font-size: 24px;
    font-weight: bold;
}

.site-logo {
    height: 40px;
    margin-right: 10px;
}

.main-navigation .nav-list {
    display: flex;
    gap: 25px;
}

.main-navigation .nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 5px 0;
    position: relative;
}

.main-navigation .nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-speed);
}

.main-navigation .nav-link:hover::after,
.main-navigation .nav-link[aria-current="page"]::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.auth-buttons {
    display: flex;
    gap: 10px;
}

.language-selector, .mobile-lang-selector {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    background-color: transparent;
    color: var(--text-color);
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    display: flex;
    align-items: center;
    gap: 5px;
}

.dropdown-toggle .flag-icon {
    font-size: 1.2em;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: #333;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    min-width: 120px;
    padding: 5px 0;
    margin-top: 5px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity var(--transition-speed), visibility var(--transition-speed), transform var(--transition-speed);
    z-index: 10;
}

.dropdown.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    display: block;
    padding: 8px 15px;
    color: var(--text-color);
    white-space: nowrap;
}

.dropdown-menu li a:hover {
    background-color: var(--primary-color);
    color: var(--light-bg);
}

.mobile-menu-toggle {
    display: none; /* Hidden by default on desktop */
    background: none;
    border: none;
    padding: 0;
    width: 30px;
    height: 20px;
    position: relative;
    flex-direction: column;
    justify-content: space-between;
    cursor: pointer;
}

.mobile-menu-toggle .icon-bar {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-color);
    border-radius: 2px;
    transition: all var(--transition-speed) ease-in-out;
}

.mobile-nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
    transform: translateX(100%);
    transition: transform var(--transition-speed) ease-in-out;
}

.mobile-nav-overlay.active {
    transform: translateX(0);
}

.mobile-navigation {
    width: 80%;
    max-width: 300px;
    background-color: #2a2a2a;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    text-align: center;
}

.mobile-nav-list {
    margin-bottom: 20px;
}

.mobile-nav-item {
    margin-bottom: 15px;
}

.mobile-nav-link {
    font-size: 1.3em;
    color: var(--text-color);
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.mobile-nav-link:hover {
    color: var(--primary-color);
}

.btn-mobile-login, .btn-mobile-register {
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 10px;
}

.mobile-lang-selector {
    margin-top: 20px;
}

/* Marquee Styles */
.marquee-section {
    background-color: #2a2a2a;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
    white-space: nowrap;
}

.marquee-container {
    display: flex;
    align-items: center;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.marquee-icon {
    margin-right: 15px;
    font-size: 1.5em;
    color: var(--secondary-color);
}

.marquee-wrapper {
    flex-grow: 1;
    overflow: hidden;
}

.marquee-content {
    display: inline-block;
    padding-left: 100%; /* Start off-screen */
    animation: marquee-scroll 25s linear infinite; /* Adjust duration based on content length */
}

.marquee-content:hover {
    animation-play-state: paused;
}

.marquee-item {
    color: var(--text-color);
    margin-right: 50px;
    white-space: nowrap;
    display: inline-block;
}

.marquee-item:last-child {
    margin-right: 0;
}

@keyframes marquee-scroll {
    0% { transform: translateX(0%); }
    100% { transform: translateX(-100%); }
}

/* Footer Styles */
.site-footer {
    background-color: #111111;
    color: #cccccc;
    padding: 40px 0 20px;
    font-size: 0.9em;
    border-top: 1px solid var(--border-color);
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.footer-top-section {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.footer-logo .site-logo {
    height: 50px;
    margin-bottom: 10px;
}

.footer-logo .tagline {
    font-style: italic;
    color: #999999;
    max-width: 300px;
}

.footer-social-links h3 {
    color: var(--light-bg);
    margin-bottom: 15px;
    font-size: 1.1em;
}

.social-list {
    display: flex;
    gap: 15px;
}

.social-list li a {
    color: var(--secondary-color);
    font-size: 1.5em;
    width: 35px;
    height: 35px;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid var(--secondary-color);
    border-radius: 50%;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.social-list li a:hover {
    background-color: var(--secondary-color);
    color: var(--dark-bg);
}

.footer-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

.footer-column h3 {
    color: var(--light-bg);
    margin-bottom: 15px;
    font-size: 1.1em;
}

.footer-column ul li {
    margin-bottom: 8px;
}

.footer-column ul li a {
    color: #cccccc;
    transition: color var(--transition-speed);
}

.footer-column ul li a:hover {
    color: var(--primary-color);
}

.payment-methods-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.payment-methods-icons img {
    height: 30px;
    filter: grayscale(100%) brightness(0.8);
    transition: filter var(--transition-speed);
}

.payment-methods-icons img:hover {
    filter: grayscale(0%) brightness(1);
}

.age-restriction {
    margin-top: 15px;
    color: #999999;
    font-size: 0.85em;
}

.footer-bottom-section {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.footer-bottom-section p {
    margin-bottom: 10px;
    color: #999999;
}

.licensing {
    font-style: italic;
}

.responsible-gaming-logos {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
}

.responsible-gaming-logos img {
    height: 35px;
    filter: brightness(0.7);
    transition: filter var(--transition-speed);
}

.responsible-gaming-logos img:hover {
    filter: brightness(1);
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .main-navigation {
        display: none;
    }
    .header-actions {
        gap: 10px;
    }
    .mobile-menu-toggle {
        display: flex;
    }
    .header-container {
        padding: 0 15px;
    }
    .site-logo {
        height: 35px;
    }
    .logo-link {
        font-size: 20px;
    }
}

@media (max-width: 768px) {
    .header-container {
        justify-content: space-between;
    }
    .auth-buttons {
        display: none; /* Hide on smaller screens, move to mobile menu */
    }
    .language-selector {
        margin-right: 10px;
    }
    .footer-top-section {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-logo {
        margin-bottom: 20px;
    }
    .footer-social-links {
        margin-top: 20px;
    }
    .footer-links-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-column ul {
        padding-left: 0;
    }
    .payment-methods-icons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .site-header {
        padding: 10px 0;
    }
    .site-logo {
        height: 30px;
    }
    .logo-link {
        font-size: 18px;
    }
    .dropdown-toggle {
        padding: 6px 10px;
    }
    .marquee-icon {
        font-size: 1.2em;
        margin-right: 10px;
    }
    .marquee-item {
        font-size: 0.9em;
        margin-right: 30px;
    }
    .footer-bottom-section p {
        font-size: 0.8em;
    }
    .responsible-gaming-logos img {
        height: 30px;
    }
}
/* 移动端内容区防溢出（系统追加，请勿删除） */
@media (max-width: 768px) {
  .page-content img {
    max-width: 100% !important;
    height: auto !important;
    display: block;
  }
  .page-content {
    overflow-x: hidden;
    max-width: 100%;
  }
  body {
    overflow-x: hidden;
  }
}