/* General Reset & Base Styles */
:root {
    --primary-color: #FFD700; /* Gold */
    --secondary-color: #32CD32; /* LimeGreen, subtle green accent */
    --dark-bg: #1A1A1A; /* Dark header background */
    --light-text: #FFFFFF;
    --dark-text: #333333;
    --gray-text: #CCCCCC;
    --border-color: rgba(255, 255, 255, 0.1);
    --hover-gold: #FFC107;
    --button-bg: var(--primary-color);
    --button-text: var(--dark-bg);
}

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

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--light-text);
    background-color: #0d0d0d;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease, transform 0.2s ease;
}

a:hover {
    color: var(--hover-gold);
    transform: translateY(-1px);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease;
    border: none;
}

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

.btn-login:hover {
    background-color: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
}

.btn-register {
    background-color: var(--primary-color);
    color: var(--dark-bg);
    margin-left: 10px;
}

.btn-register:hover {
    background-color: var(--hover-gold);
    transform: translateY(-2px);
}

/* Header Styles */
.main-header {
    background-color: var(--dark-bg);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top-bar {
    background-color: #111;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.top-bar-content {
    display: flex;
    justify-content: flex-end; /* Align to right */
    align-items: center;
}

.language-selector {
    position: relative;
    margin-right: 20px;
}

.lang-btn {
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--light-text);
    padding: 5px 10px;
    border-radius: 3px;
    cursor: pointer;
    display: flex;
    align-items: center;
    font-size: 0.9em;
}

.lang-btn img {
    width: 20px;
    height: auto;
    margin-right: 5px;
}

.lang-btn i {
    margin-left: 5px;
    font-size: 0.7em;
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    min-width: 120px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 10;
}

.language-selector:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown li a {
    display: block;
    padding: 8px 15px;
    color: var(--light-text);
}

.lang-dropdown li a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--primary-color);
}

.auth-links {
    display: flex;
    align-items: center;
}

.header-main-nav {
    padding: 15px 0;
}

.header-main-nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand .site-logo {
    height: 50px; /* Adjust as needed */
    transition: transform 0.3s ease;
}

.navbar-brand .site-logo:hover {
    transform: scale(1.05);
}

.main-navigation {
    flex-grow: 1;
    text-align: center;
}

.nav-list {
    display: flex;
    justify-content: center;
    gap: 25px;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--light-text);
    font-weight: 500;
    padding: 10px 0;
    position: relative;
}

.nav-link.active::after,
.nav-link:hover::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    transform: scaleX(1);
    transition: transform 0.3s ease;
}

.nav-link:not(.active)::after {
    transform: scaleX(0);
}


.dropdown-toggle::after {
    display: none; /* Hide default caret */
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background-color: var(--dark-bg);
    border: 1px solid var(--border-color);
    border-radius: 5px;
    min-width: 150px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 10;
    padding: 5px 0;
}

.nav-item.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

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

.dropdown-menu li a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--primary-color);
}

.menu-toggle {
    display: none; /* Hidden by default, shown on mobile */
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 20px;
    position: relative;
    z-index: 1100;
}

.menu-toggle .icon-bar {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    margin-bottom: 5px;
    border-radius: 1px;
    transition: all 0.3s ease;
}

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

.search-toggle {
    background: none;
    border: none;
    color: var(--light-text);
    font-size: 1.2em;
    cursor: pointer;
    margin-left: 20px;
    transition: color 0.3s ease;
}

.search-toggle:hover {
    color: var(--primary-color);
}

.search-overlay {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: rgba(26, 26, 26, 0.95);
    padding: 15px 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 999;
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-input {
    width: 80%;
    max-width: 600px;
    padding: 10px 15px;
    border: 1px solid var(--primary-color);
    border-radius: 5px;
    background-color: #222;
    color: var(--light-text);
    font-size: 1em;
}

.search-input::placeholder {
    color: var(--gray-text);
}

.search-submit {
    background-color: var(--primary-color);
    border: none;
    color: var(--dark-bg);
    padding: 10px 15px;
    border-radius: 5px;
    margin-left: 10px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s ease;
}

.search-submit:hover {
    background-color: var(--hover-gold);
}


/* Marquee Section Styles */
.marquee-section {
    background-color: #222;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
    white-space: nowrap;
}

.marquee-wrapper {
    display: flex;
    align-items: center;
    overflow: hidden; /* Ensure content outside isn't visible */
}

.marquee-icon {
    color: var(--primary-color);
    font-size: 1.2em;
    margin-right: 15px;
    flex-shrink: 0; /* Prevent icon from shrinking */
}

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

.marquee-content p {
    display: inline-block;
    animation: marquee-scroll 30s linear infinite; /* Adjust duration as needed */
    padding-left: 100%; /* Start off-screen */
}

.marquee-item {
    margin-right: 50px; /* Space between items */
    color: var(--gray-text);
    font-size: 0.9em;
}

.marquee-item:first-child {
    color: var(--primary-color); /* Make first item stand out */
}

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


/* Footer Styles */
.main-footer {
    background-color: var(--dark-bg);
    padding: 40px 0 20px;
    color: var(--gray-text);
    border-top: 1px solid var(--border-color);
}

.footer-widgets {
    margin-bottom: 30px;
}

.footer-widgets .row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px; /* Compensate for column padding */
}

.footer-col {
    padding: 0 15px;
    margin-bottom: 30px;
}

.footer-col h4 {
    color: var(--light-text);
    font-size: 1.1em;
    margin-bottom: 20px;
    position: relative;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 40px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-brand .footer-logo {
    height: 40px;
    margin-bottom: 15px;
}

.footer-brand p {
    font-size: 0.9em;
    line-height: 1.8;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links li a {
    color: var(--gray-text);
    font-size: 0.9em;
    transition: color 0.3s ease;
}

.footer-links li a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.payment-methods img {
    height: 30px;
    margin-right: 10px;
    margin-bottom: 10px;
    filter: grayscale(100%) brightness(150%);
    transition: filter 0.3s ease;
}

.payment-methods img:hover {
    filter: grayscale(0%) brightness(100%);
}

.social-links a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--light-text);
    font-size: 1.1em;
    margin-right: 10px;
    transition: background-color 0.3s ease, color 0.3s ease, transform 0.2s ease;
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    text-align: center;
    font-size: 0.85em;
    color: var(--gray-text);
}

.footer-bottom p {
    margin-bottom: 15px;
}

.responsible-gaming-logos img {
    height: 30px;
    margin: 0 10px;
    filter: grayscale(100%) brightness(150%);
    transition: filter 0.3s ease;
}

.responsible-gaming-logos img:hover {
    filter: grayscale(0%) brightness(100%);
}

.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--primary-color);
    color: var(--dark-bg);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2em;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease;
    z-index: 999;
}

.scroll-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 992px) {
    .nav-list {
        display: none; /* Hide desktop nav */
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--dark-bg);
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.4);
        padding: 20px 0;
        text-align: left;
        z-index: 900;
    }

    .nav-list.active {
        display: flex;
    }

    .nav-item {
        margin: 0;
        border-bottom: 1px solid var(--border-color);
    }

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

    .nav-link {
        padding: 15px 20px;
        display: block;
    }

    .nav-link::after {
        display: none; /* Hide active underline on mobile */
    }

    .dropdown-menu {
        position: static;
        transform: none;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background-color: rgba(0, 0, 0, 0.5);
        opacity: 1;
        visibility: visible;
        display: none;
        padding-left: 20px;
    }

    .nav-item.dropdown.active .dropdown-menu {
        display: block;
    }

    .menu-toggle {
        display: block; /* Show hamburger on mobile */
        margin-left: auto;
    }

    .menu-toggle.active .icon-bar:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .menu-toggle.active .icon-bar:nth-child(2) {
        opacity: 0;
    }

    .menu-toggle.active .icon-bar:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .header-main-nav .container {
        justify-content: space-between;
    }

    .header-actions {
        margin-left: 15px;
    }

    .search-overlay {
        width: 100%;
        padding: 15px;
    }

    .search-input {
        width: 100%;
    }

    .top-bar-content {
        justify-content: center; /* Center auth links on smaller screens */
    }

    .language-selector {
        margin-right: 10px;
    }

    .auth-links .btn {
        padding: 8px 15px;
        font-size: 0.9em;
    }

    .footer-widgets .row {
        justify-content: center;
    }

    .footer-col {
        flex: 0 0 50%;
        max-width: 50%;
        text-align: center;
    }

    .footer-col h4::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-brand, .payment-methods, .social-links {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .payment-methods img, .social-links a {
        margin: 5px;
    }
}

@media (max-width: 768px) {
    .footer-col {
        flex: 0 0 100%;
        max-width: 100%;
    }

    .footer-col h4::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-brand p {
        text-align: center;
    }
}
/* 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;
  }
}