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

/* 根变量定义 */
:root {
    --primary-color: #00ffff;
    --secondary-color: #ff0080;
    --accent-color: #00ff41;
    --bg-dark: #0a0a0a;
    --bg-darker: #000000;
    --text-light: #ffffff;
    --text-gray: #b0b0b0;
    --border-glow: rgba(0, 255, 255, 0.3);
    --gradient-primary: linear-gradient(135deg, #00ffff, #ff0080);
    --gradient-secondary: linear-gradient(135deg, #ff0080, #00ff41);
    --font-tech: 'Courier New', 'Monaco', 'Consolas', monospace;
    --font-main: 'Arial', 'Helvetica Neue', 'Microsoft YaHei', '微软雅黑', sans-serif;
}

/* 基础样式 */
html {
    scroll-behavior: smooth;
    overflow-x: hidden; /* 防止水平滚动 */
}

body {
    font-family: var(--font-main);
    background: var(--bg-darker);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden; /* 防止水平滚动 */
    width: 100%;
    max-width: 100vw; /* 确保不超过视窗宽度 */
}

/* 面包屑导航样式 */
.breadcrumb {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    padding: 10px 0;
    z-index: 999;
    border-bottom: 1px solid rgba(0, 255, 255, 0.1);
    backdrop-filter: blur(5px);
}

.breadcrumb ol {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    list-style: none;
    font-size: 14px;
    overflow: hidden; /* 防止内容溢出 */
}

.breadcrumb li {
    color: var(--text-gray);
    white-space: nowrap; /* 防止换行 */
}

.breadcrumb li:not(:last-child)::after {
    content: ' > ';
    margin: 0 8px;
    color: var(--primary-color);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: var(--secondary-color);
    text-shadow: 0 0 5px var(--secondary-color);
}

/* 背景动画 */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

.matrix-rain {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(0, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 0, 128, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(0, 255, 65, 0.05) 0%, transparent 50%);
    animation: matrixPulse 4s ease-in-out infinite alternate;
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes matrixPulse {
    0% { opacity: 0.3; }
    100% { opacity: 0.7; }
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* 通用样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%; /* 确保容器宽度正确 */
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-white {
    color: var(--text-light);
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-glow);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand {
    display: flex;
    flex-direction: column;
    flex-shrink: 0; /* 防止品牌名压缩 */
}

.brand-text {
    font-family: var(--font-tech);
    font-size: 24px;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    white-space: nowrap; /* 防止换行 */
}

.brand-subtitle {
    font-size: 12px;
    color: var(--text-gray);
    margin-top: -5px;
    white-space: nowrap; /* 防止换行 */
}

.nav-menu {
    display: flex;
    gap: 30px;
    flex-wrap: wrap; /* 允许换行 */
}

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap; /* 防止链接文字换行 */
}

.nav-link:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* 主页面头部 */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 110px; /* 调整以适应面包屑 */
    position: relative;
    width: 100%; /* 确保宽度正确 */
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    width: 100%; /* 确保容器宽度正确 */
}

.hero-content {
    z-index: 2;
    width: 100%; /* 确保内容宽度正确 */
}

.hero-title {
    font-family: var(--font-tech);
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
    letter-spacing: 1px;
    word-wrap: break-word; /* 长文本换行 */
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 30px;
    line-height: 1.8;
    word-wrap: break-word; /* 长文本换行 */
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

/* 关键词高亮样式 */
.keywords-highlight {
    margin-top: 20px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    width: 100%; /* 确保宽度正确 */
    box-sizing: border-box; /* 包含padding在宽度内 */
}

.keywords-highlight span {
    color: var(--text-gray);
    margin-right: 10px;
    font-weight: 600;
}

.keyword-link {
    display: inline-block;
    margin: 5px 8px;
    padding: 5px 12px;
    background: rgba(0, 255, 255, 0.1);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 15px;
    font-size: 14px;
    border: 1px solid rgba(0, 255, 255, 0.3);
    transition: all 0.3s ease;
    word-wrap: break-word; /* 防止长关键词溢出 */
}

.keyword-link:hover {
    background: rgba(0, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 255, 0.3);
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    min-width: 180px;
    box-sizing: border-box; /* 包含padding在宽度内 */
    white-space: nowrap; /* 防止按钮文字换行 */
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-darker);
    box-shadow: 0 5px 20px rgba(0, 255, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 255, 255, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-darker);
    box-shadow: 0 5px 20px rgba(0, 255, 255, 0.3);
}

.btn-large {
    padding: 20px 40px;
    font-size: 18px;
}

.btn-effect {
    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 ease;
}

.btn:hover .btn-effect {
    left: 100%;
}

/* 全息图视觉效果 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%; /* 确保宽度正确 */
}

.hologram-container {
    position: relative;
    width: 400px;
    height: 400px;
    max-width: 100%; /* 防止在小屏幕上溢出 */
    max-height: 100%; /* 防止在小屏幕上溢出 */
}

.hologram-globe {
    width: 300px;
    height: 300px;
    max-width: 100%; /* 响应式调整 */
    max-height: 100%; /* 响应式调整 */
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: rotate 10s linear infinite;
    box-shadow: 
        0 0 50px var(--primary-color),
        inset 0 0 50px rgba(0, 255, 255, 0.1);
}

.hologram-globe::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200px;
    height: 200px;
    max-width: 70%; /* 响应式调整 */
    max-height: 70%; /* 响应式调整 */
    border: 1px solid var(--secondary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: rotate 8s linear infinite reverse;
}

.scanning-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(0deg, transparent 48%, var(--primary-color) 50%, transparent 52%),
        linear-gradient(90deg, transparent 48%, var(--secondary-color) 50%, transparent 52%);
    animation: scan 3s ease-in-out infinite;
    opacity: 0.6;
}

.data-points {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.data-point {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--accent-color);
    border-radius: 50%;
    box-shadow: 0 0 15px var(--accent-color);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes rotate {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes scan {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.5); }
}

/* 服务项目部分 */
.services-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.05), rgba(255, 0, 128, 0.05));
    width: 100%; /* 确保宽度正确 */
}

.section-title {
    font-family: var(--font-tech);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 60px;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
    letter-spacing: 1px;
    word-wrap: break-word; /* 长标题换行 */
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); /* 调整最小宽度 */
    gap: 30px;
    width: 100%; /* 确保宽度正确 */
}

.service-card {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 15px;
    padding: 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    width: 100%; /* 确保宽度正确 */
    box-sizing: border-box; /* 包含padding在宽度内 */
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.1), transparent);
    transition: left 0.8s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(0, 255, 255, 0.2);
}

.service-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.2;
    animation: iconPulse 2s ease-in-out infinite;
}

.service-icon span {
    font-size: 2rem;
    z-index: 2;
}

@keyframes iconPulse {
    0%, 100% { transform: scale(1); opacity: 0.2; }
    50% { transform: scale(1.1); opacity: 0.4; }
}

.service-card h3 {
    font-family: var(--font-tech);
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
    letter-spacing: 1px;
    word-wrap: break-word; /* 长标题换行 */
}

.service-card p {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.6;
    word-wrap: break-word; /* 长文本换行 */
}

.service-features {
    list-style: none;
    margin-bottom: 20px;
}

.service-features li {
    padding: 5px 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 20px;
    word-wrap: break-word; /* 长文本换行 */
}

.service-features li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--accent-color);
}

/* 服务关键词样式 */
.service-keywords {
    padding: 10px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 5px;
    border-left: 3px solid var(--primary-color);
    font-size: 14px;
    color: var(--text-gray);
    word-wrap: break-word; /* 长文本换行 */
}

.service-keywords span {
    color: var(--primary-color);
    font-weight: 600;
}

/* 技术优势部分 */
.features-section {
    padding: 100px 0;
    background: rgba(0, 0, 0, 0.8);
    width: 100%; /* 确保宽度正确 */
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); /* 调整最小宽度 */
    gap: 30px;
    width: 100%; /* 确保宽度正确 */
}

.feature-item {
    text-align: center;
    padding: 40px 20px;
    border-radius: 15px;
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.1), rgba(255, 0, 128, 0.1));
    border: 1px solid rgba(0, 255, 255, 0.2);
    transition: all 0.3s ease;
    width: 100%; /* 确保宽度正确 */
    box-sizing: border-box; /* 包含padding在宽度内 */
}

.feature-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 30px rgba(0, 255, 255, 0.3);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 10px var(--primary-color));
}

.feature-item h3 {
    font-family: var(--font-tech);
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--primary-color);
    letter-spacing: 1px;
    word-wrap: break-word; /* 长标题换行 */
}

.feature-item p {
    color: var(--text-gray);
    line-height: 1.6;
    word-wrap: break-word; /* 长文本换行 */
}

/* 联系我们部分 */
.contact-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(255, 0, 128, 0.05), rgba(0, 255, 65, 0.05));
    width: 100%; /* 确保宽度正确 */
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    width: 100%; /* 确保宽度正确 */
}

.contact-info h3 {
    font-family: var(--font-tech);
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    letter-spacing: 1px;
    word-wrap: break-word; /* 长标题换行 */
}

.contact-methods {
    margin: 30px 0;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    width: 100%; /* 确保宽度正确 */
    box-sizing: border-box; /* 包含padding在宽度内 */
}

.method-icon {
    font-size: 1.5rem;
    filter: drop-shadow(0 0 5px var(--primary-color));
    flex-shrink: 0; /* 防止图标被压缩 */
}

.contact-method h4 {
    font-family: var(--font-tech);
    color: var(--primary-color);
    margin-bottom: 5px;
    word-wrap: break-word; /* 长文本换行 */
}

.contact-method small {
    color: var(--text-gray);
    font-size: 12px;
    word-wrap: break-word; /* 长文本换行 */
}

/* 服务覆盖范围样式 */
.service-coverage {
    margin-top: 20px;
    padding: 15px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 8px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    width: 100%; /* 确保宽度正确 */
    box-sizing: border-box; /* 包含padding在宽度内 */
}

.service-coverage h4 {
    font-family: var(--font-tech);
    color: var(--primary-color);
    margin-bottom: 10px;
    word-wrap: break-word; /* 长文本换行 */
}

.action-card {
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid var(--border-glow);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    width: 100%; /* 确保宽度正确 */
    box-sizing: border-box; /* 包含padding在宽度内 */
}

.action-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(var(--primary-color), var(--secondary-color), var(--accent-color), var(--primary-color));
    animation: rotate 4s linear infinite;
    z-index: -1;
}

.action-card::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    background: var(--bg-darker);
    border-radius: 18px;
    z-index: -1;
}

.action-card h3 {
    font-family: var(--font-tech);
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--primary-color);
    letter-spacing: 1px;
    word-wrap: break-word; /* 长标题换行 */
}

/* 行动特色样式 */
.action-features {
    margin-top: 20px;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 10px;
}

.action-features span {
    display: inline-block;
    padding: 5px 10px;
    background: rgba(0, 255, 255, 0.1);
    color: var(--primary-color);
    border-radius: 12px;
    font-size: 12px;
    border: 1px solid rgba(0, 255, 255, 0.3);
    white-space: nowrap; /* 防止特色标签换行 */
}

/* 页脚 */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid var(--border-glow);
    padding: 50px 0 20px;
    width: 100%; /* 确保宽度正确 */
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); /* 调整最小宽度 */
    gap: 40px;
    margin-bottom: 30px;
    width: 100%; /* 确保宽度正确 */
}

.footer-brand h3 {
    font-family: var(--font-tech);
    font-size: 1.8rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
    letter-spacing: 1px;
    word-wrap: break-word; /* 长文本换行 */
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-tech);
    color: var(--primary-color);
    margin-bottom: 15px;
    letter-spacing: 1px;
    word-wrap: break-word; /* 长文本换行 */
}

.footer-links ul {
    list-style: none;
}

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

.footer-links ul li a {
    color: var(--text-gray);
    text-decoration: none;
    transition: color 0.3s ease;
    word-wrap: break-word; /* 长文本换行 */
}

.footer-links ul li a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 5px var(--primary-color);
}

/* 页脚关键词样式 */
.footer-keywords {
    margin-top: 15px;
    padding: 10px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 5px;
    border: 1px solid rgba(0, 255, 255, 0.2);
    width: 100%; /* 确保宽度正确 */
    box-sizing: border-box; /* 包含padding在宽度内 */
    word-wrap: break-word; /* 长文本换行 */
}

.footer-keywords strong {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 255, 255, 0.1);
    color: var(--text-gray);
    width: 100%; /* 确保宽度正确 */
}

/* 页脚SEO样式 */
.footer-seo {
    margin-top: 10px;
    padding: 10px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 5px;
    font-size: 14px;
    color: var(--text-gray);
    width: 100%; /* 确保宽度正确 */
    box-sizing: border-box; /* 包含padding在宽度内 */
    word-wrap: break-word; /* 长文本换行 */
}

/* 响应式设计 - 增强版 */
@media (max-width: 1024px) {
    .hero-container {
        gap: 30px;
    }
    
    .hologram-container {
        width: 300px;
        height: 300px;
    }
    
    .hologram-globe {
        width: 250px;
        height: 250px;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding-top: 90px; /* 移动端调整 */
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 20px;
    }
    
    .hero-title {
        font-size: 2.5rem;
        letter-spacing: 0.5px; /* 减少字母间距以适应小屏幕 */
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-container {
        padding: 0 15px; /* 减少导航栏内边距 */
    }
    
    .brand-text {
        font-size: 20px; /* 减小品牌字体 */
        letter-spacing: 1px;
    }
    
    .breadcrumb {
        display: none; /* 移动端隐藏面包屑 */
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }
    
    .hero-buttons {
        justify-content: center;
        gap: 15px;
    }
    
    .btn {
        min-width: 120px; /* 减小最小宽度 */
        padding: 12px 20px; /* 减小内边距 */
        font-size: 14px; /* 减小字体 */
    }
    
    .btn-large {
        padding: 15px 25px; /* 调整大按钮尺寸 */
        font-size: 16px;
    }
    
    .keywords-highlight {
        text-align: center;
        padding: 10px; /* 减小内边距 */
    }
    
    .keyword-link {
        margin: 3px 5px; /* 减小间距 */
        padding: 3px 8px; /* 减小内边距 */
        font-size: 12px; /* 减小字体 */
    }
    
    .action-features {
        justify-content: center;
        gap: 5px;
    }
    
    .action-features span {
        padding: 3px 6px; /* 减小内边距 */
        font-size: 10px; /* 减小字体 */
    }
    
    .hologram-container {
        width: 250px;
        height: 250px;
    }
    
    .hologram-globe {
        width: 200px;
        height: 200px;
    }
    
    .section-title {
        font-size: 2rem; /* 减小标题字体 */
        margin-bottom: 40px;
    }
    
    .service-card {
        padding: 20px; /* 减小内边距 */
    }
    
    .action-card {
        padding: 25px; /* 减小内边距 */
    }
    
    .action-card h3 {
        font-size: 1.5rem; /* 减小字体 */
    }
    
    .contact-info h3 {
        font-size: 1.5rem; /* 减小字体 */
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer {
        padding: 30px 0 15px; /* 减小内边距 */
    }
    
    .container {
        padding: 0 15px; /* 减小容器内边距 */
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem; /* 进一步减小标题字体 */
    }
    
    .hero-description {
        font-size: 1rem; /* 减小描述字体 */
    }
    
    .brand-text {
        font-size: 18px; /* 进一步减小品牌字体 */
    }
    
    .btn {
        min-width: 100px; /* 进一步减小按钮宽度 */
        padding: 10px 15px;
        font-size: 13px;
    }
    
    .hologram-container {
        width: 200px;
        height: 200px;
    }
    
    .hologram-globe {
        width: 150px;
        height: 150px;
    }
    
    .section-title {
        font-size: 1.5rem; /* 进一步减小标题字体 */
        margin-bottom: 30px;
    }
    
    .service-card {
        padding: 15px; /* 进一步减小内边距 */
    }
    
    .action-card {
        padding: 20px; /* 进一步减小内边距 */
    }
    
    .container {
        padding: 0 10px; /* 进一步减小容器内边距 */
    }
}