:root {
    --primary-color: #1A202C;
    --accent-color: #FFD700;
    --text-light: #FFFFFF;
    --text-dark: #1A202C;
    --header-offset: 110px; /* Desktop: header-top (60px) + main-nav (50px) */
}

@media (max-width: 768px) {
    :root {
        --header-offset: 110px; /* Mobile: header-top (60px) + mobile-nav-buttons (50px) */
    }
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding-top: var(--header-offset); /* Ensure content isn't hidden by fixed header */
    color: #333;
    line-height: 1.6;
    overflow-x: hidden; /* Prevent horizontal scroll on mobile */
}

/* Header Styles */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--primary-color); /* Fallback, specific sections will override */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 1000;
}

.header-top {
    background-color: var(--primary-color); /* Dark background for logo and desktop buttons */
    padding: 15px 0;
    min-height: 60px;
    display: flex;
    align-items: center;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    width: 100%;
}

.logo {
    color: var(--text-light);
    font-size: 24px;
    font-weight: bold;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: inline-block;
}

.desktop-nav-buttons {
    display: flex;
    gap: 12px;
}

.btn {
    background-color: var(--accent-color);
    color: var(--text-dark);
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.2s ease;
    white-space: nowrap;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn:hover {
    background-color: #E6B800; /* Slightly darker gold on hover */
    transform: translateY(-1px);
}

.main-nav {
    background-color: #2D3748; /* Slightly lighter dark grey for navigation */
    padding: 10px 0;
    min-height: 50px;
    display: flex;
    width: 100%;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
    width: 100%;
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    padding: 8px 15px;
    margin: 0 5px;
    transition: color 0.3s ease, background-color 0.3s ease;
    white-space: nowrap;
}

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

.hamburger-menu {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001;
}

.hamburger-menu .bar {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--text-light);
    border-radius: 2px;
    transition: all 0.3s ease;
    position: absolute;
    left: 0;
}

.hamburger-menu .bar:nth-child(1) { top: 0; }
.hamburger-menu .bar:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger-menu .bar:nth-child(3) { bottom: 0; }

.hamburger-menu.active .bar:nth-child(1) { transform: translateY(10.5px) rotate(45deg); }
.hamburger-menu.active .bar:nth-child(2) { opacity: 0; }
.hamburger-menu.active .bar:nth-child(3) { transform: translateY(-10.5px) rotate(-45deg); }

.mobile-nav-buttons {
    display: none; /* Hidden on desktop */
}

.mobile-menu-overlay {
    display: none; /* Hidden on desktop */
}

/* Footer Styles */
.site-footer {
    background-color: var(--primary-color);
    color: var(--text-light);
    padding: 40px 20px;
    font-size: 14px;
    line-height: 1.8;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 30px;
}

.footer-column {
    flex: 1;
    min-width: 200px;
    margin-bottom: 20px;
}

.footer-logo {
    color: var(--text-light);
    font-size: 20px;
    font-weight: bold;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 15px;
}

.footer-column h3 {
    color: var(--accent-color);
    font-size: 18px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.footer-nav {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer-nav a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Mobile Styles */
@media (max-width: 768px) {
    .site-header {
        flex-direction: column;
        padding-bottom: 0; /* No extra padding for fixed header on mobile */
    }

    .header-top {
        padding: 10px 0; /* Smaller padding for mobile header top */
        min-height: 60px;
        position: relative; /* For hamburger positioning */
    }

    .header-container {
        padding: 0 15px;
        flex-wrap: wrap;
        justify-content: center; /* Center logo by default */
        width: 100%;
        max-width: none; /* Important: do not limit max-width on mobile */
    }

    .logo {
        flex: 1 !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        font-size: 20px;
        padding-left: 30px; /* Offset for hamburger menu */
        padding-right: 30px; /* Balance for hamburger menu */
    }

    .desktop-nav-buttons {
        display: none;
    }

    .hamburger-menu {
        display: block;
        position: absolute;
        left: 15px;
        top: 50%;
        transform: translateY(-50%);
        z-index: 1001;
    }

    .main-nav {
        display: none; /* Hidden by default on mobile */
        flex-direction: column;
        position: fixed;
        top: var(--header-offset); /* Start below the visible header */
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-offset));
        background-color: #2D3748; /* Same as desktop nav background */
        overflow-y: auto;
        transform: translateX(-100%); /* Slide out to the left */
        transition: transform 0.3s ease;
        z-index: 999;
        padding: 20px 0;
    }

    .main-nav.active {
        display: flex; /* Show when active */
        transform: translateX(0); /* Slide into view */
    }

    .nav-container {
        flex-direction: column;
        align-items: flex-start;
        padding: 0 15px;
        width: 100%;
        max-width: none; /* Important: do not limit max-width on mobile */
    }

    .nav-link {
        padding: 12px 0;
        width: 100%;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        margin: 0;
    }

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

    .mobile-nav-buttons {
        display: flex;
        justify-content: center;
        gap: 10px;
        padding: 10px 15px;
        background-color: var(--primary-color);
        width: 100%;
        box-sizing: border-box;
        min-height: 50px;
    }

    .mobile-menu-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.7);
        z-index: 998;
        transition: opacity 0.3s ease;
    }

    .mobile-menu-overlay.active {
        display: block;
    }

    .footer-container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-column {
        min-width: unset;
        width: 100%;
    }

    .footer-nav {
        align-items: center;
        display: flex;
        flex-direction: column;
    }

    /* Prevent content images from overflowing on mobile */
    .page-content img {
        max-width: 100% !important;
        height: auto !important;
        display: block;
    }
    .page-content {
        overflow-x: hidden;
        max-width: 100%;
    }
    body {
        overflow-x: hidden;
    }
}
/* Payment Methods 图标容器样式 */
.payment-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 5px;
}

.payment-icons img,
.payment-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}

/* Game Providers 图标容器样式 */
.game-providers-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
}

.game-providers-icons img,
.game-provider-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}

/* Social Media 图标容器样式 */
.social-media-icons {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  align-items: flex-start;
  gap: 8px;
  width: 100%;
}

.social-media-icons img,
.social-media-icon {
  max-height: 50px;
  height: auto;
  width: auto;
  display: block;
}
/* 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;
  }
}