/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1a1a2e;
    --secondary-color: #16213e;
    --accent-color: #0f4c75;
    --text-light: #ffffff;
    --text-dark: #2c3e50;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --shadow-light: 0 8px 32px rgba(31, 38, 135, 0.37);
    --shadow-medium: 0 12px 40px rgba(31, 38, 135, 0.5);
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.2);
}

body {
    font-family: 'Microsoft YaHei', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    /* 渐变背景 */
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f4c75 100%);
    /* 纯色背景备选 - 取消上面注释，注释上面这行以使用纯色 */
    /* background: #1a1a2e; */
    background-attachment: fixed;
    min-height: 100vh;
    color: var(--text-light);
    overflow-x: hidden;
    padding-top: 80px; /* 为固定横幅留出空间 */
}

/* 固定顶部横幅 */
.fixed-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(26, 26, 46, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 15px 0;
    animation: slideDown 0.8s ease-out;
}

.fixed-header .header-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    padding: 0 20px;
}

.fixed-header h1 {
    font-size: 1.8em;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    margin: 0;
    animation: glow 2s ease-in-out infinite alternate;
}

.fixed-header .subtitle {
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 5px;
    letter-spacing: 1px;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
    }
    to {
        text-shadow: 0 0 30px rgba(118, 75, 162, 0.8);
    }
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px 20px;
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
}

/* 欢迎横幅样式 - 重新设计 */
.welcome-banner {
    text-align: center;
    margin-bottom: 30px;
    padding: 25px 40px;
    background: var(--glass-bg);
    border-radius: 20px;
    box-shadow: var(--shadow-light);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.welcome-banner h2 {
    font-size: 2.2em;
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    font-weight: 700;
    letter-spacing: 3px;
    animation: pulse 2s ease-in-out infinite alternate;
    position: relative;
    z-index: 2;
}

/* 彩带容器和特效 */
.ribbon-container {
    position: relative;
    overflow: hidden;
    padding: 20px;
    border-radius: 15px;
    background: linear-gradient(45deg, 
        rgba(255, 0, 150, 0.1) 0%,
        rgba(0, 204, 255, 0.1) 25%,
        rgba(255, 255, 0, 0.1) 50%,
        rgba(255, 0, 150, 0.1) 75%,
        rgba(0, 204, 255, 0.1) 100%);
    background-size: 400% 400%;
    animation: gradientShift 3s ease infinite;
}

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

/* 彩带纸屑效果 */
.confetti {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.confetti::before,
.confetti::after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background: #ff6b6b;
    border-radius: 50%;
    animation: confetti-fall 3s linear infinite;
}

.confetti::before {
    left: 20%;
    animation-delay: 0s;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
}

.confetti::after {
    left: 80%;
    animation-delay: 1.5s;
    background: linear-gradient(45deg, #45b7d1, #f9ca24);
}

@keyframes confetti-fall {
    0% {
        transform: translateY(-100px) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(200px) rotate(360deg);
        opacity: 0;
    }
}

/* 添加更多彩带纸屑 */
.ribbon-container::before,
.ribbon-container::after {
    content: '🎊';
    position: absolute;
    font-size: 20px;
    animation: float 4s ease-in-out infinite;
    pointer-events: none;
}

.ribbon-container::before {
    top: 10px;
    left: 10%;
    animation-delay: 0s;
}

.ribbon-container::after {
    top: 10px;
    right: 10%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-10px) rotate(10deg);
    }
}

/* 按钮容器 - 水平排列 */
.banner-buttons {
    display: flex;
    gap: 20px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(1.05);
    }
}

/* 地图下载按钮 - 高级感设计 */
.map-download-btn {
    background: var(--gradient-accent);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.3);
    display: flex;
    align-items: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
}

.map-download-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.map-download-btn:hover::before {
    left: 100%;
}

.map-download-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.4);
}

.map-download-btn:active {
    transform: translateY(-1px) scale(1.02);
}

.map-download-btn i {
    font-size: 16px;
    animation: bounce 1s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-3px);
    }
    60% {
        transform: translateY(-2px);
    }
}

/* 头部样式 */
header {
    text-align: center;
    margin-bottom: 40px;
    color: white;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

header p {
    font-size: 1.2em;
    opacity: 0.9;
}

/* 地图显示区域 - 重新设计 */
.map-section {
    margin: 40px 0;
    animation: fadeInUp 1s ease-out 0.6s both;
}

.map-container {
    background: var(--glass-bg);
    border-radius: 25px;
    padding: 30px;
    box-shadow: var(--shadow-light);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.map-container:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.map-container h3 {
    text-align: center;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0 0 25px 0;
    font-size: 1.8em;
    font-weight: 700;
    letter-spacing: 2px;
}

.map-image-wrapper {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.map-image-wrapper:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.campus-map {
    width: 100%;
    height: auto;
    display: block;
    transition: all 0.4s ease;
}

.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 46, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.4s ease;
}

.map-image-wrapper:hover .map-overlay {
    background: rgba(26, 26, 46, 0.5);
    opacity: 1;
}

.map-image-wrapper:hover .campus-map {
    transform: scale(1.1);
    filter: brightness(0.8);
}

.map-fullscreen-btn {
    background: var(--gradient-accent);
    color: white;
    border: none;
    padding: 15px 25px;
    border-radius: 50px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.4);
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.map-fullscreen-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.map-fullscreen-btn:hover::before {
    left: 100%;
}

.map-fullscreen-btn:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 12px 35px rgba(79, 172, 254, 0.5);
}

.map-fullscreen-btn:hover {
    background: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* 全屏地图模态框 - 高级感重新设计 */
.map-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    opacity: 0;
    transition: all 0.4s ease;
}

.map-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    animation: modalFadeIn 0.4s ease-out;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        backdrop-filter: blur(0px);
    }
    to {
        opacity: 1;
        backdrop-filter: blur(10px);
    }
}

.map-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(10px);
}

.map-modal-content {
    position: relative;
    max-width: 95%;
    max-height: 95%;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 25px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    animation: modalSlideIn 0.5s ease-out 0.1s both;
}

@keyframes modalSlideIn {
    from {
        transform: scale(0.8) translateY(50px);
        opacity: 0;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

.map-modal-header {
    padding: 25px 30px;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.map-modal-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    50% { left: 100%; }
    100% { left: 100%; }
}

.map-modal-header h3 {
    margin: 0;
    font-size: 1.5em;
    font-weight: 700;
    letter-spacing: 1px;
}

.map-modal-close {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    font-size: 22px;
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: all 0.3s ease;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.map-modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1) rotate(90deg);
}

.map-modal-body {
    flex: 1;
    overflow: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 25px;
    background: rgba(0, 0, 0, 0.3);
}

.fullscreen-map {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 15px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    transition: all 0.3s ease;
}

.fullscreen-map:hover {
    transform: scale(1.02);
}

.map-modal-footer {
    padding: 25px 30px;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-top: 1px solid var(--glass-border);
    text-align: center;
}

/* 导航按钮网格 - 重新设计 */
.navigation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
    margin-bottom: 40px;
    flex: 1;
    animation: fadeInUp 1s ease-out 0.9s both;
}

/* 导航按钮样式 - 高级感设计 */
.nav-button {
    background: var(--glass-bg);
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-light);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    min-height: 160px;
    justify-content: center;
    position: relative;
    overflow: hidden;
    animation: slideInUp 0.6s ease-out calc(var(--animation-delay, 0) * 0.1s + 1.2s) both;
}

.nav-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

.nav-button:hover::before {
    left: 100%;
}

.nav-button:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: var(--shadow-medium);
    background: rgba(255, 255, 255, 0.25);
}

.nav-button:active {
    transform: translateY(-4px) scale(1.01);
}

/* 为每个按钮设置不同的动画延迟 */
.nav-button:nth-child(1) { --animation-delay: 0; }
.nav-button:nth-child(2) { --animation-delay: 1; }
.nav-button:nth-child(3) { --animation-delay: 2; }
.nav-button:nth-child(4) { --animation-delay: 3; }
.nav-button:nth-child(5) { --animation-delay: 4; }
.nav-button:nth-child(6) { --animation-delay: 5; }
.nav-button:nth-child(7) { --animation-delay: 6; }

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 图标容器 - 高级感设计 */
.icon-container {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
    position: relative;
}

.icon-container::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: var(--gradient-accent);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.nav-button:hover .icon-container::after {
    opacity: 1;
}

.nav-button:hover .icon-container {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.4);
}

.icon-container i {
    font-size: 28px;
    color: white;
    z-index: 1;
    transition: all 0.3s ease;
}

.nav-button:hover .icon-container i {
    transform: scale(1.1);
}

/* 按钮文字 - 优化 */
.button-text {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.nav-button:hover .button-text {
    transform: translateY(-2px);
    color: #ffffff;
}

/* 响应式设计 - 优化 */
@media (max-width: 768px) {
    body {
        padding-top: 90px; /* 手机端横幅稍高 */
    }
    
    .fixed-header {
        padding: 20px 0;
    }
    
    .fixed-header h1 {
        font-size: 1.5em;
        letter-spacing: 1px;
    }
    
    .fixed-header .subtitle {
        font-size: 0.8em;
    }
    
    .container {
        padding: 20px 15px;
    }
    
    .welcome-banner {
        margin-bottom: 20px;
        padding: 20px 25px;
        gap: 15px;
    }
    
    .welcome-banner h2 {
        font-size: 1.8em;
        letter-spacing: 1px;
    }
    
    .ribbon-container {
        padding: 15px;
    }
    
    .ribbon-container::before,
    .ribbon-container::after {
        font-size: 16px;
    }
    
    .banner-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .map-download-btn {
        font-size: 15px;
        padding: 12px 25px;
    }
    
    .qq-group-link {
        font-size: 15px;
        padding: 12px 25px;
    }
    
    .qq-group-link img {
        width: 22px;
        height: 22px;
    }
    
    .map-section {
        margin: 25px 0;
    }
    
    .map-container {
        padding: 25px 20px;
    }
    
    .map-container h3 {
        font-size: 1.5em;
        margin-bottom: 20px;
    }
    
    .map-fullscreen-btn {
        font-size: 14px;
        padding: 12px 20px;
    }
    
    .map-modal-content {
        max-width: 98%;
        max-height: 98%;
        border-radius: 20px;
    }
    
    .map-modal-header {
        padding: 20px 25px;
    }
    
    .map-modal-header h3 {
        font-size: 1.3em;
    }
    
    .map-modal-body {
        padding: 20px;
    }
    
    .map-modal-footer {
        padding: 20px 25px;
    }
    
    .navigation-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: 20px;
    }
    
    .nav-button {
        padding: 25px 20px;
        min-height: 140px;
    }
    
    .icon-container {
        width: 60px;
        height: 60px;
    }
    
    .icon-container i {
        font-size: 24px;
    }
    
    .button-text {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    body {
        padding-top: 100px;
    }
    
    .fixed-header h1 {
        font-size: 1.3em;
    }
    
    .welcome-banner h2 {
        font-size: 1.5em;
    }
    
    .ribbon-container {
        padding: 12px;
    }
    
    .ribbon-container::before,
    .ribbon-container::after {
        font-size: 14px;
    }
    
    .banner-buttons {
        flex-direction: column;
        gap: 12px;
    }
    
    .map-download-btn {
        font-size: 14px;
        padding: 10px 20px;
    }
    
    .qq-group-link {
        font-size: 14px;
        padding: 10px 20px;
        gap: 8px;
    }
    
    .qq-group-link img {
        width: 20px;
        height: 20px;
    }
    
    .navigation-grid {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }
    
    .nav-button {
        padding: 20px 15px;
        min-height: 120px;
    }
    
    .icon-container {
        width: 50px;
        height: 50px;
    }
    
    .icon-container i {
        font-size: 20px;
    }
    
    .button-text {
        font-size: 14px;
    }
    
    .map-container {
        padding: 20px 15px;
    }
    
    .welcome-banner {
        padding: 18px 20px;
    }
}

/* 页脚样式 */
.website-footer {
    margin-top: 40px;
    padding: 30px 0;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-light);
    animation: fadeInUp 1s ease-out 1.5s both;
}

.footer-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.qq-info {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-light);
    margin: 0;
    padding: 8px 20px;
    background: var(--gradient-accent);
    border-radius: 25px;
    display: inline-block;
    margin: 0 auto;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.3);
    transition: all 0.3s ease;
}

.qq-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(79, 172, 254, 0.4);
}

/* QQ群链接样式 */
.qq-group-section {
    margin-bottom: 15px;
}

.qq-group-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    background: var(--gradient-secondary);
    border-radius: 50px;
    text-decoration: none;
    color: white;
    font-weight: 600;
    font-size: 16px;
    box-shadow: 0 4px 15px rgba(240, 147, 251, 0.3);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.qq-group-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.qq-group-link:hover::before {
    left: 100%;
}

.qq-group-link:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(240, 147, 251, 0.4);
    text-decoration: none;
    color: white;
}

.qq-group-link:active {
    transform: translateY(-1px) scale(1.02);
}

.qq-group-link img {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    animation: bounce 1s infinite;
}

.icp-info {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.icp-info:hover {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: underline;
}

/* 响应式页脚 */
@media (max-width: 768px) {
    .website-footer {
        margin-top: 30px;
        padding: 25px 20px;
    }
    
    .qq-info {
        font-size: 15px;
        padding: 10px 18px;
    }
    
    .qq-group-link {
        font-size: 15px;
        padding: 10px 20px;
    }
    
    .qq-group-link img {
        width: 22px;
        height: 22px;
    }
    
    .icp-info {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .website-footer {
        margin-top: 25px;
        padding: 20px 15px;
    }
    
    .qq-info {
        font-size: 14px;
        padding: 8px 16px;
    }
    
    .qq-group-link {
        font-size: 14px;
        padding: 8px 16px;
        gap: 8px;
    }
    
    .qq-group-link img {
        width: 20px;
        height: 20px;
    }
    
    .icp-info {
        font-size: 12px;
    }
}