:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --card-bg: #11271B;
    --background-color: #08160F;
    --text-main-color: #F2FFF6;
    --text-secondary-color: #A7D9B8;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green-color: #0A4B2C;

    /* Neon dynamic colors */
    --neon-primary: var(--primary-color);
    --neon-secondary: var(--secondary-color);
    --neon-accent: var(--gold-color); /* Using gold as an accent for neon */

    --header-offset: 166px;
}

body {
    margin: 0;
    font-family: 'Arial', sans-serif;
    color: var(--text-main-color);
    background-color: var(--background-color);
    padding-top: var(--header-offset); /* Fixed header offset */
    overflow-x: hidden; /* Prevent horizontal scroll for desktop too */
}

/* Neon dynamic color animations */
@keyframes rainbow-border {
    0% { border-color: #ff0000; box-shadow: 0 0 10px #ff0000, 0 0 20px #ff0000; }
    16.6% { border-color: #ff8000; box-shadow: 0 0 10px #ff8000, 0 0 20px #ff8000; }
    33.3% { border-color: #ffff00; box-shadow: 0 0 10px #ffff00, 0 0 20px #ffff00; }
    50% { border-color: #00ff00; box-shadow: 0 0 10px #00ff00, 0 0 20px #00ff00; }
    66.6% { border-color: #0000ff; box-shadow: 0 0 10px #0000ff, 0 0 20px #0000ff; }
    83.3% { border-color: #8000ff; box-shadow: 0 0 10px #8000ff, 0 0 20px #8000ff; }
    100% { border-color: #ff0000; box-shadow: 0 0 10px #ff0000, 0 0 20px #ff0000; }
}

@keyframes hue-spin {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

@keyframes alternate-colors {
    0% { border-color: var(--neon-primary); box-shadow: 0 0 10px var(--neon-primary), 0 0 20px var(--neon-primary); }
    100% { border-color: var(--neon-secondary); box-shadow: 0 0 10px var(--neon-secondary), 0 0 20px var(--neon-secondary); }
}

@keyframes gradient-flow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes random-glow {
    0% { border-color: #ff00ff; box-shadow: 0 0 20px #ff00ff; }
    20% { border-color: #00ffff; box-shadow: 0 0 20px #00ffff; }
    40% { border-color: #ffff00; box-shadow: 0 0 20px #ffff00; }
    60% { border-color: #00ff00; box-shadow: 0 0 20px #00ff00; }
    80% { border-color: #ff0000; box-shadow: 0 0 20px #ff0000; }
    100% { border-color: #ff00ff; box-shadow: 0 0 20px #ff00ff; }
}

@keyframes theme-colors {
    0%, 100% {
        border-color: var(--neon-primary);
        box-shadow: 0 0 10px var(--neon-primary), 0 0 20px var(--neon-primary);
    }
    33% {
        border-color: var(--neon-secondary);
        box-shadow: 0 0 10px var(--neon-secondary), 0 0 20px var(--neon-secondary);
    }
    66% {
        border-color: var(--neon-accent);
        box-shadow: 0 0 10px var(--neon-accent), 0 0 20px var(--neon-accent);
    }
}

@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 neon-flicker {
    0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% { opacity: 1; box-shadow: 0 0 10px currentColor, 0 0 20px currentColor, 0 0 30px currentColor, inset 0 0 15px currentColor; }
    20%, 24%, 55% { opacity: 0.8; box-shadow: 0 0 5px currentColor, 0 0 10px currentColor, 0 0 15px currentColor, inset 0 0 10px currentColor; }
}

@keyframes pulse-glow {
    from { box-shadow: 0 0 5px currentColor, 0 0 10px currentColor; }
    to { box-shadow: 0 0 15px currentColor, 0 0 30px currentColor, 0 0 45px currentColor; }
}

@keyframes led-blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

/* Marquee Section (Mandatory) */
.marquee-section {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 44px; /* Desktop fixed height */
    box-sizing: border-box;
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
    color: #ffffff;
    overflow: hidden;
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite; /* Dynamic color border */
    box-shadow:
        0 0 10px var(--neon-primary),
        0 0 20px var(--neon-primary),
        0 0 30px var(--neon-primary),
        inset 0 0 20px rgba(255, 0, 255, 0.1);
    z-index: 1001; /* Ensure on top of header */
}

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

.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));
}

@keyframes marquee-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.15); opacity: 0.9; }
}

.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);
}

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

/* Site Header */
.site-header {
    position: fixed;
    top: 44px; /* Below marquee */
    left: 0;
    width: 100%;
    z-index: 1000;
}

.header-top {
    background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
    border-bottom: 2px solid;
    animation: theme-colors 4s ease-in-out infinite; /* Dynamic color border */
    box-shadow:
        0 0 10px var(--neon-primary),
        0 0 20px var(--neon-primary),
        0 0 30px var(--neon-primary),
        inset 0 0 20px rgba(255, 0, 255, 0.1);
    box-sizing: border-box;
    min-height: 68px;
    height: 68px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

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

.logo {
    font-size: 28px;
    font-weight: bold;
    color: var(--text-main-color); /* LOGO regular style, no neon */
    text-decoration: none;
    display: block; /* Ensure it's not inline for centering */
    line-height: 1;
}
.logo img {
    display: block;
    max-width: 100%;
    height: auto;
    max-height: 60px; /* Desktop max height */
    object-fit: contain;
}

.desktop-nav-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
}

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

.hamburger-menu {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    position: relative;
    z-index: 1002; /* Above mobile menu */
}

.hamburger-icon {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-main-color);
    margin: 5px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
    box-shadow: 0 0 5px var(--neon-primary); /* Neon glow for hamburger */
}

.hamburger-menu.active .hamburger-icon:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

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

.hamburger-menu.active .hamburger-icon:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

.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; /* Dynamic color border, different animation for contrast */
    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);
    box-sizing: border-box;
    min-height: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

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

.nav-link {
    color: var(--text-main-color);
    text-decoration: none;
    padding: 10px 15px;
    font-size: 16px;
    font-weight: 500;
    transition: color 0.3s ease, text-shadow 0.3s ease;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--glow-color);
    text-shadow: 0 0 8px var(--glow-color);
}

.btn {
    position: relative;
    background: var(--button-gradient);
    padding: 12px 20px;
    color: #ffffff;
    text-decoration: none;
    border-radius: 55px;
    border: 2px solid;
    animation: theme-colors 4s ease-in-out infinite; /* Dynamic color border */
    text-shadow:
        0 0 5px #ffffff,
        0 0 10px var(--neon-primary);
    transition: all 0.3s ease;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    white-space: nowrap; /* Prevent button text from wrapping on desktop */
}

.btn:hover {
    animation-duration: 2s; /* Faster color change on hover */
    transform: translateY(-2px);
    box-shadow:
        0 0 15px var(--neon-primary),
        0 0 30px var(--neon-primary),
        inset 0 0 15px rgba(102, 126, 234, 0.5);
}

/* Footer */
.site-footer {
    background-color: var(--background-color);
    color: var(--text-secondary-color);
    padding: 40px 20px 20px;
    font-size: 14px;
    line-height: 1.6;
}

.footer-top-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--divider-color);
}

.footer-col h3 {
    color: var(--text-main-color);
    font-size: 18px;
    margin-bottom: 15px;
}

.footer-logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--text-main-color);
    text-decoration: none;
    margin-bottom: 15px;
    display: block;
}

.footer-description {
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.6;
}

.footer-col p, .footer-col a {
    color: var(--text-secondary-color);
    text-decoration: none;
    margin-bottom: 8px;
    display: block;
}

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

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

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

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

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

.footer-dynamic-col .footer-slot-anchor-inner,
.footer-dynamic-row .footer-slot-anchor-inner {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    align-items: flex-start;
    gap: 5px; /* For col_4 */
    width: 100%; /* Ensure full width for rows */
}

.footer-dynamic-row {
    max-width: 1200px;
    margin: 20px auto;
    padding: 15px 0;
    border-top: 1px solid var(--divider-color);
    border-bottom: 1px solid var(--divider-color);
}

.footer-dynamic-row-1 .footer-slot-anchor-inner,
.footer-dynamic-row-2 .footer-slot-anchor-inner {
    gap: 8px; /* For mid slots */
}

.footer-dynamic-col .footer-slot-anchor-inner img,
.footer-dynamic-row .footer-slot-anchor-inner img {
    max-height: 50px;
    height: auto;
    width: auto;
    object-fit: contain;
}

.footer-bottom {
    text-align: center;
    max-width: 1200px;
    margin: 20px auto 0;
    padding-top: 20px;
    border-top: 1px solid var(--divider-color);
    color: var(--text-secondary-color);
}

.footer-bottom a {
    color: var(--text-secondary-color); /* Ensure no links in footer-bottom */
    text-decoration: none;
}

/* Overlay for mobile menu */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --header-offset: 146px;
    }

    .marquee-section {
        height: 36px !important; /* Mobile fixed height */
        padding-top: 0px !important;
        padding-bottom: 0px !important;
    }

    .marquee-container {
        gap: 10px !important;
        padding: 0 12px !important;
        height: 100% !important;
    }

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

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

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

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

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

    .site-header {
        top: 36px; /* Below mobile marquee */
    }

    .header-top {
        min-height: 60px !important;
        height: 60px !important;
    }

    .header-container {
        width: 100%;
        max-width: none; /* No max-width on mobile */
        padding: 0 15px;
        justify-content: space-between; /* Space between hamburger and logo */
    }

    .hamburger-menu {
        display: block; /* Show hamburger on mobile */
        order: 1; /* Place it first */
    }

    .logo {
        order: 2; /* Place logo second */
        flex: 1 !important; /* Allow logo to take available space for centering */
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        font-size: 24px;
    }
    .logo img {
        max-height: 56px !important; /* Mobile max height for logo */
    }

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

    .mobile-nav-buttons {
        display: flex !important; /* Show mobile buttons */
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
        padding: 10px 15px;
        gap: 10px;
        justify-content: center;
        flex-wrap: nowrap; /* Ensure buttons stay in one line */
        background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e); /* Dark background */
        border-bottom: 2px solid;
        animation: theme-colors 4s ease-in-out infinite; /* Dynamic color border */
        box-shadow:
            0 0 5px var(--neon-primary),
            0 0 10px var(--neon-primary),
            inset 0 0 10px rgba(255, 0, 255, 0.1);
        z-index: 998; /* Below main nav and hamburger */
    }

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

    .main-nav {
        display: none; /* Hidden by default on mobile */
        position: fixed;
        top: var(--header-offset); /* Below header-top and mobile-nav-buttons */
        left: 0;
        width: 100%;
        height: calc(100vh - var(--header-offset));
        flex-direction: column;
        justify-content: flex-start;
        align-items: flex-start;
        transform: translateX(-100%); /* Slide out from left */
        transition: transform 0.3s ease;
        background: linear-gradient(135deg, #0a0a0a, #1a1a2e, #16213e);
        z-index: 1000; /* Above overlay */
        overflow-y: auto; /* Allow scrolling for long menus */
        padding-bottom: 20px; /* Add some padding at the bottom */
    }

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

    .nav-container {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 15px;
        max-width: none; /* No max-width on mobile */
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: 12px 0;
        border-bottom: 1px solid var(--divider-color);
        font-size: 18px;
    }
    .nav-link:last-child {
        border-bottom: none;
    }

    .footer-top-grid {
        grid-template-columns: 1fr; /* Single column layout for footer on mobile */
        gap: 20px;
    }

    .footer-dynamic-row {
        margin: 15px auto;
        padding: 10px 0;
    }

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