:root {
    --marquee-height-desktop: 45px;
    --marquee-height-mobile: 35px;
    --header-top-height-desktop: 60px;
    --main-nav-height-desktop: 50px;
    --header-top-height-mobile: 50px;
    --mobile-nav-buttons-height: 50px;
    --header-offset: calc(var(--marquee-height-desktop) + var(--header-top-height-desktop) + var(--main-nav-height-desktop)); /* Desktop: 45 + 60 + 50 = 155px */

    --primary-color: #26A9E0;
    --secondary-color: #FFFFFF;
    --neon-primary: #FF00FF; /* Default for dynamic neon */
    --neon-secondary: #00FFFF; /* Default for dynamic neon */
    --neon-accent: #FFFF00; /* Default for dynamic neon */
}

@media (max-width: 768px) {
    :root {
        --header-offset: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height)); /* Mobile: 35 + 50 + 50 = 135px */
    }
}

/* Keyframe animations for neon effects */
@keyframes marquee-pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.15);
        opacity: 0.9;
    }
}

@keyframes marquee-scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

@keyframes text-glow-flow {
    0% {
        text-shadow: 0 0 5px var(--neon-primary), 0 0 10px var(--neon-primary), 0 0 15px var(--neon-primary);
        color: #ffffff;
    }
    50% {
        text-shadow: 0 0 5px var(--neon-secondary), 0 0 10px var(--neon-secondary), 0 0 15px var(--neon-secondary);
        color: #ffffff;
    }
    100% {
        text-shadow: 0 0 5px var(--neon-accent), 0 0 10px var(--neon-accent), 0 0 15px var(--neon-accent);
        color: #ffffff;
    }
}

@keyframes theme-colors {
    0%, 100% {
        border-color: var(--primary-color);
        box-shadow: 
            0 0 10px var(--primary-color),
            0 0 20px var(--primary-color),
            inset 0 0 10px rgba(38, 169, 224, 0.3);
    }
    33% {
        border-color: #FF69B4; /* Pink */
        box-shadow: 
            0 0 10px #FF69B4,
            0 0 20px #FF69B4,
            inset 0 0 10px rgba(255, 105, 180, 0.3);
    }
    66% {
        border-color: #FFFF00; /* Yellow */
        box-shadow: 
            0 0 10px #FFFF00,
            0 0 20px #FFFF00,
            inset 0 0 10px rgba(255, 255, 0, 0.3);
    }
}

/* Marquee Section Styles */
.marquee-section {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
    color: #ffffff;
    overflow: hidden;
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    box-shadow:
        0 0 10px var(--primary-color),
        0 0 20px var(--primary-color),
        0 0 30px var(--primary-color),
        inset 0 0 20px rgba(38, 169, 224, 0.1);
    z-index: 1001;
    height: var(--marquee-height-desktop);
    display: flex;
    align-items: center;
}

.marquee-container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    overflow: hidden;
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 0 20px;
}

.marquee-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    z-index: 2;
    position: relative;
}

.marquee-icon-emoji {
    font-size: 24px;
    display: inline-block;
    animation: marquee-pulse 2s ease-in-out infinite, text-glow-flow 3s ease-in-out infinite alternate;
    text-shadow:
        0 0 5px var(--neon-primary),
        0 0 10px var(--neon-primary),
        0 0 15px var(--neon-primary);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

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

.marquee-content {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
    animation: marquee-scroll 30s linear infinite;
    gap: 30px;
}

.marquee-text {
    font-size: 16px;
    font-weight: 600;
    color: #ffffff;
    text-decoration: none;
    text-shadow:
        0 0 5px var(--neon-primary),
        0 0 10px var(--neon-primary),
        0 0 15px var(--neon-primary);
    line-height: 1.5;
    display: inline-block;
    vertical-align: middle;
    animation: text-glow-flow 3s ease-in-out infinite alternate;
    cursor: pointer;
    transition: all 0.3s ease;
}

.marquee-text:hover {
    text-shadow:
        0 0 10px var(--neon-primary),
        0 0 20px var(--neon-primary),
        0 0 30px var(--neon-primary),
        0 0 40px var(--neon-primary);
    transform: scale(1.05);
    color: #ffffff;
}

.marquee-separator {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
    margin: 0 15px;
    text-shadow:
        0 0 3px var(--neon-primary),
        0 0 6px var(--neon-primary);
}

/* Header Section Styles */
.site-header {
    position: fixed;
    top: var(--marquee-height-desktop);
    left: 0;
    width: 100%;
    z-index: 1000;
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
    color: var(--secondary-color);
    padding-top: 0;
    padding-bottom: 0;
}

.header-top {
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    box-shadow:
        0 0 10px var(--primary-color),
        0 0 20px var(--primary-color),
        0 0 30px var(--primary-color),
        inset 0 0 20px rgba(38, 169, 224, 0.1);
    min-height: var(--header-top-height-desktop);
    display: flex;
    align-items: center;
    width: 100%;
}

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

.logo {
    color: var(--secondary-color);
    font-size: 24px;
    font-weight: bold;
    text-decoration: none;
    text-transform: uppercase;
    display: block; /* Ensure logo is visible */
    padding: 10px 0;
    flex-shrink: 0;
}

.desktop-nav-buttons {
    display: flex;
    gap: 15px;
    align-items: center;
    flex-shrink: 0;
}

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

.btn {
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), #FF69B4);
    padding: 12px 30px;
    color: #ffffff;
    text-decoration: none;
    border-radius: 5px;
    border: 2px solid;
    animation: theme-colors 4s ease-in-out infinite;
    text-shadow:
        0 0 5px #ffffff,
        0 0 10px var(--primary-color);
    transition: all 0.3s ease;
    font-weight: bold;
    white-space: nowrap;
}

.btn:hover {
    animation-duration: 2s;
    transform: translateY(-2px);
    box-shadow:
        0 0 15px var(--primary-color),
        0 0 30px var(--primary-color),
        inset 0 0 15px rgba(38, 169, 224, 0.5);
}

.main-nav {
    background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
    border-top: 2px solid;
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite reverse;
    box-shadow:
        0 0 10px var(--neon-secondary),
        0 0 20px var(--neon-secondary),
        0 0 30px var(--neon-secondary),
        inset 0 0 20px rgba(0, 255, 255, 0.1);
    width: 100%;
    display: flex; /* Desktop default: flex */
    min-height: var(--main-nav-height-desktop);
    align-items: center;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    padding: 10px 20px;
    gap: 25px;
}

.nav-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    padding: 8px 15px;
    transition: color 0.3s ease, background-color 0.3s ease;
    white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
}

.hamburger-menu {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1002;
    position: relative;
    width: 40px;
    height: 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}

.hamburger-menu .bar {
    display: block;
    width: 30px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
    transition: all 0.3s ease-in-out;
    box-shadow: 0 0 5px var(--primary-color), 0 0 10px var(--primary-color);
}

.hamburger-menu.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.hamburger-menu.active .bar:nth-child(2) {
    opacity: 0;
}
.hamburger-menu.active .bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.mobile-menu-overlay {
    display: none; /* Hidden by default */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 999;
    transition: opacity 0.3s ease;
}

.mobile-menu-overlay.active {
    display: block;
    opacity: 1;
}

/* Footer Section Styles */
.site-footer {
    background-color: #000000;
    color: #cccccc;
    padding: 40px 0 20px 0;
    font-size: 14px;
    line-height: 1.6;
}

.site-footer h4 {
    color: var(--primary-color);
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: bold;
}

.footer-top {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 30px;
    margin-bottom: 30px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.footer-col .footer-logo {
    color: var(--secondary-color);
    font-size: 22px;
    font-weight: bold;
    text-decoration: none;
    text-transform: uppercase;
    display: block;
    margin-bottom: 15px;
}

.footer-col .footer-description {
    color: #aaaaaa;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

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

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

.footer-nav-links a {
    color: #cccccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.payment-icons, .game-providers-icons, .social-media-icons {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    align-items: flex-start;
    gap: 8px;
    width: 100%;
}

.payment-icons img, .game-providers-icons img, .social-media-icons img {
    max-height: 50px;
    height: auto;
    width: auto;
    object-fit: contain;
}

.footer-middle {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px 30px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 30px;
}

.game-providers-section, .social-media-section {
    margin-bottom: 20px;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
    color: #aaaaaa;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .marquee-section {
        height: var(--marquee-height-mobile);
        padding: 0px 2px;
    }

    .marquee-container {
        gap: 10px;
        padding: 0px 2px;
    }

    .marquee-icon {
        width: 20px;
        height: 20px;
    }

    .marquee-icon-emoji {
        font-size: 14px;
    }

    .marquee-text {
        font-size: 14px;
    }

    .marquee-separator {
        font-size: 14px;
        margin: 0 10px;
    }

    .marquee-content {
        gap: 20px;
        animation: marquee-scroll 25s linear infinite;
    }

    .site-header {
        top: var(--marquee-height-mobile);
        min-height: calc(var(--header-top-height-mobile) + var(--mobile-nav-buttons-height));
    }

    .header-top {
        min-height: var(--header-top-height-mobile);
        padding: 0 15px;
    }

    .header-container {
        width: 100%;
        max-width: none;
        padding: 0;
        justify-content: space-between;
    }

    .hamburger-menu {
        display: flex;
        order: 0;
    }

    .logo {
        flex: 1 !important;
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        order: 1;
        padding: 0;
        font-size: 20px;
    }

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

    .mobile-nav-buttons {
        display: flex !important;
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding: 10px 15px;
        gap: 10px;
        justify-content: center;
        flex-wrap: nowrap;
        background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
        border-bottom: 2px solid;
        animation: theme-colors 4s ease-in-out infinite;
        box-shadow:
            0 0 5px var(--primary-color),
            0 0 10px var(--primary-color),
            inset 0 0 10px rgba(38, 169, 224, 0.1);
        min-height: var(--mobile-nav-buttons-height);
    }

    .mobile-nav-buttons .btn {
        flex: 1;
        min-width: 0;
        max-width: calc(50% - 5px);
        box-sizing: border-box;
        white-space: normal;
        word-wrap: break-word;
        overflow-wrap: break-word;
        padding: 8px 12px;
        font-size: 13px;
        text-align: center;
    }

    .main-nav {
        display: none; /* Hidden by default on mobile */
        flex-direction: column;
        position: fixed;
        top: calc(var(--marquee-height-mobile) + var(--header-top-height-mobile) + var(--mobile-nav-buttons-height)); /* Below header-top and mobile buttons */
        left: 0;
        width: 280px;
        height: calc(100% - var(--header-offset));
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        background: linear-gradient(135deg, #16213e, #0f3460);
        border-right: 2px solid;
        animation: theme-colors 4s ease-in-out infinite reverse;
        box-shadow:
            0 0 10px var(--neon-secondary),
            0 0 20px var(--neon-secondary),
            inset 0 0 20px rgba(0, 255, 255, 0.1);
        z-index: 1000;
        overflow-y: auto;
    }

    .main-nav.active {
        display: flex;
        transform: translateX(0);
    }

    .nav-container {
        flex-direction: column;
        padding: 20px 15px;
        gap: 10px;
        align-items: flex-start;
        width: 100%;
        max-width: none;
    }

    .nav-link {
        width: 100%;
        padding: 12px 15px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .site-footer {
        padding: 30px 0 15px 0;
    }

    .footer-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .footer-top {
        padding-bottom: 20px;
        margin-bottom: 20px;
    }

    .footer-middle {
        padding-bottom: 20px;
        margin-bottom: 20px;
    }

    .footer-col h4 {
        margin-top: 15px;
    }

    .page-content img {
        max-width: 100% !important;
        height: auto !important;
        display: block;
    }
    .page-content {
        overflow-x: hidden;
        max-width: 100%;
    }
    body {
        overflow-x: hidden;
    }
}

body.no-scroll {
    overflow: hidden;
}
/* 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;
  }
}