:root{--brand-red: #B20405;--brand-red-dark: #900;--brand-red-light: #D41F20;--brand-gold: #F7B406;--brand-gold-light: #FFD231;--bg-white: #FFFFFF;--bg-gray: #F7F7F7;--bg-red: #B20405;--text-main: #333333;--text-sub: #666666;--text-light: #999999;--text-white: #FFFFFF;--border-light: #EEEEEE;--border-red: rgba(178, 4, 5, .25);--font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;--font-serif: "Noto Serif SC", "Songti SC", "SimSun", serif;--container: 1200px;--header-h: 76px;--radius: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);color:var(--text-main);background:var(--bg-white);line-height:1.6;font-size:16px;overflow-x:hidden}body.is-fullpage{overflow:hidden;height:100vh;height:100svh}body.is-fullpage main{height:100vh;height:100svh;overflow:hidden}body.is-fullpage .site-footer{display:none}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}ul,ol{list-style:none}button{font-family:inherit;cursor:pointer}::selection{background:var(--brand-red);color:#fff}.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}.section-title{text-align:center;margin-bottom:48px}.section-title .kicker{display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:4px;color:var(--brand-red);text-transform:uppercase;font-weight:600;margin-bottom:12px}.section-title .kicker:before,.section-title .kicker:after{content:"";width:28px;height:1px;background:var(--brand-red);opacity:.5}.section-title h2{font-size:clamp(28px,4vw,44px);font-weight:800;color:var(--text-main);letter-spacing:2px}.section-title h2 em{font-style:normal;color:var(--brand-red)}.section-title p{margin-top:14px;color:var(--text-sub);font-size:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 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28px;font-size:15px}}.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;height:var(--header-h);background:#ffffffeb;backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:all .3s ease}.site-header.scrolled{background:#fff;border-bottom-color:var(--border-light);box-shadow:0 4px 20px #0000000f}.header-inner{display:flex;align-items:center;justify-content:space-between;height:100%;gap:24px}.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}.logo img{height:72px;width:auto}.main-nav ul{display:flex;gap:4px}.main-nav a{display:block;padding:10px 16px;font-size:16px;color:var(--text-main);font-weight:500;border-radius:6px;transition:all .25s;position:relative}.main-nav a:after{content:"";position:absolute;left:50%;bottom:4px;width:0;height:2px;background:var(--brand-red);transform:translate(-50%);transition:width .3s}.main-nav a:hover,.main-nav li.cur a{color:var(--brand-red)}.main-nav a:hover:after,.main-nav li.cur a:after{width:24px}.header-right{display:flex;align-items:center;gap:16px;flex-shrink:0}.header-tel{display:flex;align-items:center;gap:10px;padding:6px 18px 6px 12px;background:var(--brand-red);border:1px solid var(--brand-red);border-radius:50px;color:#fff;transition:all .25s}.header-tel:hover{background:var(--brand-red-dark);border-color:var(--brand-red-dark);box-shadow:0 4px 12px #b2040559;transform:translateY(-1px)}.header-tel span{display:flex;flex-direction:column;line-height:1.2}.header-tel small{font-size:10px;color:#fffc;transition:color .25s}.header-tel:hover small{color:#ffffffe6}.header-tel em{font-style:normal;font-weight:700;font-size:15px;letter-spacing:.5px}.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;background:none;border:1px solid var(--border-light);border-radius:6px;padding:8px}.nav-toggle span{display:block;height:2px;background:var(--text-main);transition:all .3s}@media(max-width:1024px){.main-nav{display:none}.main-nav.open{display:block;position:fixed;top:var(--header-h);left:0;right:0;background:#fff;box-shadow:0 10px 30px #0000001a;padding:12px 20px 20px;border-top:2px solid var(--brand-red)}.main-nav.open ul{flex-direction:column;gap:0}.main-nav.open a{padding:14px 8px;border-bottom:1px solid var(--border-light);font-size:16px}.main-nav.open a:after{display:none}.nav-toggle{display:flex}.header-tel span{display:none}.header-tel{padding:8px 12px}}.site-footer{background:var(--brand-red);color:#fff;margin-top:auto}.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:40px;padding:56px 24px 40px}.footer-logo{height:52px;width:auto;background:#fff;border-radius:6px;padding:4px 10px}.footer-slogan{margin-top:16px;font-size:20px;font-weight:700;letter-spacing:2px}.footer-sub{margin-top:6px;font-size:14px;color:#ffffffbf}.footer-col 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