```css
/* 全局重置与基础样式 */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --primary: #e94560;
    --primary-dark: #c73650;
    --secondary: #0f3460;
    --accent: #16213e;
    --bg: #1a1a2e;
    --bg-card: rgba(255,255,255,0.05);
    --bg-glass: rgba(255,255,255,0.08);
    --text: #eaeaea;
    --text-muted: #a0a0b0;
    --border: rgba(255,255,255,0.1);
    --shadow: 0 8px 32px rgba(0,0,0,0.3);
    --radius: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    scroll-behavior: smooth;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: #ff6b81; }
img, svg { max-width: 100%; display: block; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    text-align: center;
    margin-bottom: 16px;
    background: linear-gradient(135deg, var(--primary), #ff6b81);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 48px;
    font-size: 1.1rem;
}
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    transition: var(--transition);
}
.glass-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(233,69,96,0.3); }
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 14px 32px; border-radius: 50px;
    font-weight: 600; font-size: 1rem;
    border: none; cursor: pointer;
    transition: var(--transition);
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: scale(1.03); }
.btn-outline { background: transparent; border: 2px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.text-center { text-align: center; }
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.dark-mode { --bg: #f0f2f5; --bg-card: rgba(0,0,0,0.03); --bg-glass: rgba(255,255,255,0.7); --text: #1a1a2e; --text-muted: #555; --border: rgba(0,0,0,0.1); --shadow: 0 8px 32px rgba(0,0,0,0.08); }

/* 导航 */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: rgba(26,26,46,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    height: 70px;
    display: flex; align-items: center; justify-content: space-between;
    transition: var(--transition);
}
.dark-mode .navbar { background: rgba(240,242,245,0.85); }
.navbar .logo {
    display: flex; align-items: center; gap: 12px;
    font-size: 1.5rem; font-weight: 800;
    color: var(--text);
}
.navbar .logo svg { width: 40px; height: 40px; }
.nav-links { display: flex; gap: 24px; list-style: none; align-items: center; }
.nav-links a { color: var(--text); font-weight: 500; font-size: 0.95rem; position: relative; padding: 4px 0; }
.nav-links a::after {
    content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px;
    background: var(--primary); transition: var(--transition);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--primary); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-toggle span { width: 28px; height: 3px; background: var(--text); border-radius: 3px; transition: var(--transition); }
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
.dark-toggle {
    background: none; border: none; color: var(--text); font-size: 1.2rem;
    cursor: pointer; padding: 8px; border-radius: 50%; transition: var(--transition);
}
.dark-toggle:hover { background: var(--bg-glass); }

/* Hero Banner */
.hero {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--bg) 0%, var(--secondary) 50%, var(--accent) 100%);
    overflow: hidden;
    padding-top: 70px;
}
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(circle at 30% 50%, rgba(233,69,96,0.15) 0%, transparent 60%),
                radial-gradient(circle at 70% 50%, rgba(15,52,96,0.2) 0%, transparent 60%);
}
.hero-content { position: relative; z-index: 2; text-align: center; max-width: 800px; padding: 40px 24px; }
.hero h1 { font-size: clamp(2.5rem, 8vw, 4.5rem); font-weight: 900; line-height: 1.1; margin-bottom: 24px; }
.hero h1 span { background: linear-gradient(135deg, var(--primary), #ff6b81); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p { font-size: 1.2rem; color: var(--text-muted); margin-bottom: 40px; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-stats {
    display: flex; gap: 48px; justify-content: center; margin-top: 60px; flex-wrap: wrap;
}
.hero-stats .stat { text-align: center; }
.hero-stats .stat-number { font-size: 2.5rem; font-weight: 800; color: var(--primary); }
.hero-stats .stat-label { color: var(--text-muted); font-size: 0.9rem; margin-top: 4px; }
.hero-carousel {
    position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%);
    display: flex; gap: 12px;
}
.hero-carousel .dot {
    width: 12px; height: 12px; border-radius: 50%;
    background: var(--border); cursor: pointer; transition: var(--transition);
    border: none;
}
.hero-carousel .dot.active { background: var(--primary); width: 36px; border-radius: 6px; }

/* 品牌介绍 */
.brand-intro { background: var(--bg-card); }
.brand-intro .grid-2 { align-items: center; }
.brand-intro .brand-text h2 { font-size: 2rem; margin-bottom: 16px; }
.brand-intro .brand-text p { color: var(--text-muted); margin-bottom: 16px; }

/* 企业文化 */
.culture { background: var(--bg); }
.culture .grid-3 .glass-card { text-align: center; }
.culture .glass-card svg { width: 48px; height: 48px; margin: 0 auto 16px; color: var(--primary); }
.culture .glass-card h3 { margin-bottom: 8px; font-size: 1.3rem; }

/* 发展历程 */
.timeline { position: relative; padding-left: 40px; max-width: 800px; margin: 0 auto; }
.timeline::before { content: ''; position: absolute; left: 16px; top: 0; bottom: 0; width: 4px; background: var(--border); border-radius: 4px; }
.timeline-item { position: relative; margin-bottom: 40px; padding-left: 24px; }
.timeline-item::before { content: ''; position: absolute; left: -28px; top: 8px; width: 16px; height: 16px; border-radius: 50%; background: var(--primary); border: 3px solid var(--bg); }
.timeline-item .year { font-weight: 800; color: var(--primary); font-size: 1.1rem; }
.timeline-item .desc { color: var(--text-muted); margin-top: 4px; }

/* 产品中心 */
.products { background: var(--bg-card); }
.products .grid-3 .glass-card { text-align: center; }
.products .glass-card svg { width: 56px; height: 56px; margin: 0 auto 16px; color: var(--primary); }
.products .glass-card h3 { margin-bottom: 8px; font-size: 1.3rem; }
.products .glass-card p { color: var(--text-muted); font-size: 0.95rem; }

/* 产品优势 */
.advantages .grid-2 .glass-card { display: flex; gap: 16px; align-items: flex-start; }
.advantages .glass-card svg { width: 40px; height: 40px; flex-shrink: 0; color: var(--primary); }
.advantages .glass-card h3 { margin-bottom: 4px; font-size: 1.1rem; }
.advantages .glass-card p { color: var(--text-muted); font-size: 0.9rem; }

/* 解决方案 */
.solutions { background: var(--bg-card); }
.solutions .grid-3 .glass-card { text-align: center; }
.solutions .glass-card svg { width: 48px; height: 48px; margin: 0 auto 16px; color: var(--primary); }
.solutions .glass-card h3 { margin-bottom: 8px; }

/* 行业应用 */
.industries .grid-4 .glass-card { text-align: center; }
.industries .glass-card svg { width: 40px; height: 40px; margin: 0 auto 12px; color: var(--primary); }
.industries .glass-card h4 { font-size: 1rem; margin-bottom: 4px; }

/* 服务体系 */
.services { background: var(--bg-card); }
.services .grid-3 .glass-card { text-align: center; }
.services .glass-card svg { width: 44px; height: 44px; margin: 0 auto 16px; color: var(--primary); }
.services .glass-card h3 { margin-bottom: 8px; }

/* 合作伙伴 */
.partners { background: var(--bg); }
.partners .partner-logos { display: flex; flex-wrap: wrap; justify-content: center; gap: 40px; align-items: center; }
.partners .partner-logos svg { width: 80px; height: 40px; opacity: 0.6; transition: var(--transition); }
.partners .partner-logos svg:hover { opacity: 1; }

/* 客户案例 */
.cases { background: var(--bg-card); }
.cases .grid-3 .glass-card { text-align: center; }
.cases .glass-card svg { width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 50%; background: var(--bg-glass); padding: 12px; color: var(--primary); }
.cases .glass-card h3 { margin-bottom: 4px; font-size: 1.1rem; }
.cases .glass-card p { color: var(--text-muted); font-size: 0.9rem; }

/* 客户评价 */
.testimonials { background: var(--bg); }
.testimonials .grid-2 .glass-card { position: relative; }
.testimonials .glass-card .quote { font-style: italic; color: var(--text-muted); margin-bottom: 16px; }
.testimonials .glass-card .author { font-weight: 600; }
.testimonials .glass-card .role { color: var(--text-muted); font-size: 0.85rem; }

/* 新闻中心 */
.news { background: var(--bg-card); }
.news .grid-3 .glass-card { }
.news .glass-card .news-date { color: var(--primary); font-size: 0.85rem; font-weight: 600; }
.news .glass-card h3 { font-size: 1.1rem; margin: 8px 0; }
.news .glass-card p { color: var(--text-muted); font-size: 0.9rem; }

/* 相关文章 */
.articles { background: var(--bg); }
.articles .grid-3 .glass-card { }
.articles .glass-card .article-cat { color: var(--primary); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; }
.articles .glass-card h3 { font-size: 1.1rem; margin: 8px 0; }
.articles .glass-card p { color: var(--text-muted); font-size: 0.9rem; }

/* FAQ */
.faq { background: var(--bg-card); }
.faq .faq-item { border-bottom: 1px solid var(--border); padding: 16px 0; }
.faq .faq-question {
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer; font-weight: 600; font-size: 1.05rem;
    background: none; border: none; color: var(--text); width: 100%; text-align: left; padding: 8px 0;
}
.faq .faq-question svg { width: 24px; height: 24px; transition: var(--transition); flex-shrink: 0; }
.faq .faq-item.open .faq-question svg { transform: rotate(180deg); }
.faq .faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; padding: 0 8px; color: var(--text-muted); }
.faq .faq-item.open .faq-answer { max-height: 300px; padding: 12px 8px 8px; }

/* HowTo */
.howto { background: var(--bg); }
.howto .steps { counter-reset: step; max-width: 700px; margin: 0 auto; }
.howto .step { display: flex; gap: 20px; margin-bottom: 32px; align-items: flex-start; }
.howto .step::before {
    counter-increment: step; content: counter(step);
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; flex-shrink: 0;
}
.howto .step h3 { margin-bottom: 4px; font-size: 1.1rem; }
.howto .step p { color: var(--text-muted); }

/* 联系我们 */
.contact { background: var(--bg-card); }
.contact .grid-2 .glass-card svg { width: 32px; height: 32px; color: var(--primary); margin-bottom: 12px; }
.contact .glass-card h3 { margin-bottom: 4px; }
.contact .glass-card p { color: var(--text-muted); }

/* Footer */
.footer {
    background: var(--accent);
    padding: 60px 0 30px;
    border-top: 1px solid var(--border);
}
.footer .grid-4 .glass-card { background: transparent; backdrop-filter: none; border: none; padding: 0; }
.footer h4 { font-size: 1.1rem; margin-bottom: 16px; color: var(--text); }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 8px; }
.footer ul li a { color: var(--text-muted); font-size: 0.9rem; }
.footer ul li a:hover { color: var(--primary); }
.footer .copyright { text-align: center; margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--border); color: var(--text-muted); font-size: 0.85rem; }
.footer .copyright a { color: var(--text-muted); }
.footer .copyright a:hover { color: var(--primary); }

/* 搜索 */
.search-bar {
    display: flex; align-items: center; gap: 8px;
    background: var(--bg-glass); border-radius: 50px; padding: 4px 16px;
    border: 1px solid var(--border);
}
.search-bar input {
    background: none; border: none; color: var(--text); outline: none;
    padding: 8px 0; width: 160px; font-size: 0.9rem;
}
.search-bar input::placeholder { color: var(--text-muted); }
.search-bar button { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 4px; }

/* 返回顶部 */
.back-to-top {
    position: fixed; bottom: 40px; right: 40px; z-index: 999;
    width: 48px; height: 48px; border-radius: 50%;
    background: var(--primary); color: #fff; border: none;
    cursor: pointer; display: none; align-items: center; justify-content: center;
    box-shadow: var(--shadow); transition: var(--transition);
}
.back-to-top:hover { transform: scale(1.1); }
.back-to-top.visible { display: flex; }

/* 响应式 */
@media (max-width: 768px) {
    .nav-links { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--bg); flex-direction: column; padding: 24px; border-bottom: 1px solid var(--border); }
    .nav-links.open { display: flex; }
    .nav-toggle { display: flex; }
    .hero-stats { gap: 24px; }
    .hero-stats .stat-number { font-size: 2rem; }
    .section { padding: 60px 0; }
    .footer .grid-4 { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
    .search-bar input { width: 120px; }
    .back-to-top { bottom: 20px; right: 20px; }
}
@media (max-width: 480px) {
    .hero h1 { font-size: 2rem; }
    .hero p { font-size: 1rem; }
    .btn { padding: 12px 24px; font-size: 0.9rem; }
}
```