/* 全局重置与变量 */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#0a0a2e;--bg2:#0f0f3a;--bg3:#1a1a4e;--text:#e0e0ff;--text2:#b0b0d0;--accent:#ffd700;--accent2:#ffaa00;--card-bg:rgba(255,255,255,0.06);--card-border:rgba(255,255,255,0.1);--glass:rgba(255,255,255,0.08);--shadow:0 8px 32px rgba(0,0,0,0.4);--radius:16px;--transition:0.3s cubic-bezier(0.4,0,0.2,1)}html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}.dark-mode{--bg:#0a0a2e;--bg2:#0f0f3a;--bg3:#1a1a4e;--text:#e0e0ff;--text2:#b0b0d0;--card-bg:rgba(255,255,255,0.06);--card-border:rgba(255,255,255,0.1);--glass:rgba(255,255,255,0.08)}a{color:var(--accent);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--accent2)}img{max-width:100%;height:auto;display:block}.container{max-width:1200px;margin:0 auto;padding:0 20px}section{padding:80px 0}.glass{background:var(--glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid var(--card-border);border-radius:var(--radius);box-shadow:var(--shadow)}.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;font-size:16px;font-weight:600;border:none;cursor:pointer;transition:all var(--transition);background:linear-gradient(135deg,var(--accent),var(--accent2));color:#0a0a2e;text-decoration:none}.btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(255,215,0,0.3);color:#0a0a2e}.btn-outline{background:transparent;border:2px solid var(--accent);color:var(--accent)}.btn-outline:hover{background:var(--accent);color:#0a0a2e}.section-title{font-size:clamp(28px,4vw,42px);font-weight:800;margin-bottom:16px;text-align:center;background:linear-gradient(135deg,var(--accent),#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.section-sub{text-align:center;color:var(--text2);font-size:18px;max-width:700px;margin:0 auto 48px}.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:24px}.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}.fade-in{opacity:0;transform:translateY(30px);transition:all 0.8s cubic-bezier(0.4,0,0.2,1)}.fade-in.visible{opacity:1;transform:translateY(0)}header{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(10,10,46,0.85);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,0.05);transition:all var(--transition)}header.scrolled{background:rgba(10,10,46,0.95)}.header-inner{display:flex;align-items:center;justify-content:space-between;height:70px}.logo{font-size:24px;font-weight:800;background:linear-gradient(135deg,var(--accent),#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:flex;align-items:center;gap:8px}.logo svg{width:36px;height:36px;flex-shrink:0}.nav{display:flex;align-items:center;gap:24px;list-style:none}.nav a{color:var(--text);font-size:15px;font-weight:500;padding:8px 0;position:relative;transition:color var(--transition)}.nav a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--accent);transition:width var(--transition)}.nav a:hover,.nav a.active{color:var(--accent)}.nav a:hover::after,.nav a.active::after{width:100%}.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:8px}.nav-toggle span{width:28px;height:2.5px;background:var(--text);border-radius:4px;transition:all 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)}@media(max-width:768px){.nav{position:fixed;top:70px;left:0;right:0;background:rgba(10,10,46,0.98);backdrop-filter:blur(20px);flex-direction:column;padding:24px;gap:16px;transform:translateY(-120%);transition:transform 0.4s;border-bottom:1px solid var(--card-border);z-index:999}.nav.open{transform:translateY(0)}.nav-toggle{display:flex}}.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding-top:70px}.hero-bg{position:absolute;inset:0;z-index:0;background:radial-gradient(ellipse at 20% 50%,rgba(255,215,0,0.08) 0%,transparent 60%),radial-gradient(ellipse at 80% 50%,rgba(255,170,0,0.05) 0%,transparent 60%),radial-gradient(ellipse at 50% 100%,rgba(10,10,46,1) 0%,transparent 70%)}.hero-particles{position:absolute;inset:0;z-index:0;overflow:hidden}.particle{position:absolute;width:6px;height:6px;background:var(--accent);border-radius:50%;opacity:0.3;animation:float 20s infinite}.particle:nth-child(1){top:10%;left:20%;animation-delay:0s;width:8px;height:8px}.particle:nth-child(2){top:30%;right:15%;animation-delay:2s;width:5px;height:5px;opacity:0.2}.particle:nth-child(3){bottom:20%;left:40%;animation-delay:4s;width:10px;height:10px;opacity:0.15}.particle:nth-child(4){top:60%;right:30%;animation-delay:6s;width:4px;height:4px}.particle:nth-child(5){bottom:10%;right:10%;animation-delay:8s;width:7px;height:7px;opacity:0.25}.particle:nth-child(6){top:5%;left:60%;animation-delay:10s;width:6px;height:6px}.particle:nth-child(7){bottom:40%;left:10%;animation-delay:12s;width:9px;height:9px;opacity:0.1}.particle:nth-child(8){top:50%;left:70%;animation-delay:14s;width:5px;height:5px}@keyframes float{0%,100%{transform:translateY(0) translateX(0)}25%{transform:translateY(-30px) translateX(20px)}50%{transform:translateY(-10px) translateX(-20px)}75%{transform:translateY(-40px) translateX(10px)}}.hero-content{position:relative;z-index:1;text-align:center;max-width:900px;margin:0 auto;padding:40px 20px}.hero-badge{display:inline-block;padding:8px 20px;border-radius:50px;background:rgba(255,215,0,0.1);border:1px solid rgba(255,215,0,0.2);color:var(--accent);font-size:14px;font-weight:600;margin-bottom:24px;letter-spacing:1px}.hero h1{font-size:clamp(36px,6vw,64px);font-weight:900;line-height:1.1;margin-bottom:24px;background:linear-gradient(135deg,#fff 30%,var(--accent) 70%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero p{font-size:clamp(16px,2vw,20px);color:var(--text2);max-width:700px;margin:0 auto 36px;line-height:1.8}.hero-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}.hero-stats{display:flex;justify-content:center;gap:48px;margin-top:60px;flex-wrap:wrap}.hero-stat{text-align:center}.hero-stat .num{font-size:36px;font-weight:800;color:var(--accent);display:block}.hero-stat .label{font-size:14px;color:var(--text2);margin-top:4px}.banner-carousel{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--card-bg);border:1px solid var(--card-border);margin-top:40px;height:280px}.banner-slide{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity 0.8s;padding:40px;text-align:center}.banner-slide.active{opacity:1}.banner-slide h3{font-size:24px;margin-bottom:12px;color:#fff}.banner-slide p{color:var(--text2);max-width:500px}.banner-dots{display:flex;justify-content:center;gap:10px;margin-top:16px}.banner-dot{width:12px;height:12px;border-radius:50%;background:var(--text2);cursor:pointer;border:none;transition:all var(--transition)}.banner-dot.active{background:var(--accent);transform:scale(1.2)}.brand-story .story-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}@media(max-width:768px){.brand-story .story-grid{grid-template-columns:1fr}}.brand-story .story-text h2{font-size:32px;font-weight:800;margin-bottom:20px;background:linear-gradient(135deg,var(--accent),#fff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.brand-story .story-text p{color:var(--text2);margin-bottom:16px;font-size:16px;line-height:1.8}.brand-story .story-image{background:var(--card-bg);border-radius:var(--radius);padding:40px;text-align:center;border:1px solid var(--card-border);min-height:300px;display:flex;align-items:center;justify-content:center}.culture-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px}.culture-item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:32px;text-align:center;transition:all var(--transition)}.culture-item:hover{transform:translateY(-8px);border-color:var(--accent);box-shadow:0 12px 40px rgba(255,215,0,0.1)}.culture-item .icon{font-size:48px;margin-bottom:16px;display:block}.culture-item h3{font-size:20px;margin-bottom:12px;color:#fff}.culture-item p{color:var(--text2);font-size:14px;line-height:1.7}.timeline{position:relative;padding:20px 0}.timeline::before{content:'';position:absolute;left:50%;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--accent),transparent);transform:translateX(-50%)}@media(max-width:768px){.timeline::before{left:20px}}.timeline-item{display:flex;justify-content:flex-end;padding:20px 0;position:relative;width:50%}@media(max-width:768px){.timeline-item{width:100%;justify-content:flex-start;padding-left:40px}}.timeline-item:nth-child(odd){align-self:flex-start;justify-content:flex-start}@media(max-width:768px){.timeline-item:nth-child(odd){justify-content:flex-start}}.timeline-item .content{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:24px;max-width:400px;transition:all var(--transition)}.timeline-item .content:hover{border-color:var(--accent)}.timeline-item .year{font-size:14px;color:var(--accent);font-weight:700;margin-bottom:8px}.timeline-item h3{font-size:18px;margin-bottom:8px;color:#fff}.timeline-item p{font-size:14px;color:var(--text2)}.product-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:32px;text-align:center;transition:all var(--transition)}.product-card:hover{transform:translateY(-8px);border-color:var(--accent);box-shadow:0 12px 40px rgba(255,215,0,0.1)}.product-card .icon{font-size:48px;margin-bottom:16px;display:block}.product-card h3{font-size:20px;margin-bottom:12px;color:#fff}.product-card p{color:var(--text2);font-size:14px;line-height:1.7;margin-bottom:16px}.product-card .tag{display:inline-block;padding:4px 12px;border-radius:20px;background:rgba(255,215,0,0.1);color:var(--accent);font-size:12px;font-weight:600}.advantage-item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:32px;transition:all var(--transition);text-align:center}.advantage-item:hover{transform:translateY(-4px);border-color:var(--accent)}.advantage-item .num{font-size:40px;font-weight:900;color:var(--accent);display:block;margin-bottom:8px}.advantage-item h3{font-size:18px;margin-bottom:10px;color:#fff}.advantage-item p{color:var(--text2);font-size:14px}.solution-item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:32px;transition:all var(--transition)}.solution-item:hover{transform:translateY(-4px);border-color:var(--accent)}.solution-item h3{font-size:18px;margin-bottom:12px;color:#fff}.solution-item p{color:var(--text2);font-size:14px;line-height:1.7}.partner-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:24px}.partner-item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:12px;padding:24px 32px;min-width:140px;text-align:center;font-weight:600;color:var(--text2);transition:all var(--transition)}.partner-item:hover{border-color:var(--accent);color:var(--accent);transform:scale(1.05)}.case-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:32px;transition:all var(--transition)}.case-card:hover{transform:translateY(-4px);border-color:var(--accent)}.case-card .cat{font-size:12px;color:var(--accent);font-weight:600;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px}.case-card h3{font-size:18px;margin-bottom:10px;color:#fff}.case-card p{color:var(--text2);font-size:14px;line-height:1.7}.testimonial-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:32px;text-align:center;transition:all var(--transition)}.testimonial-card:hover{transform:translateY(-4px);border-color:var(--accent)}.testimonial-card .avatar{width:64px;height:64px;border-radius:50%;background:var(--accent);margin:0 auto 16px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:#0a0a2e}.testimonial-card .stars{color:var(--accent);font-size:18px;margin-bottom:12px}.testimonial-card p{color:var(--text2);font-size:14px;line-height:1.8;margin-bottom:12px;font-style:italic}.testimonial-card .name{font-weight:600;color:#fff}.testimonial-card .role{font-size:12px;color:var(--text2)}.news-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:24px;transition:all var(--transition)}.news-card:hover{transform:translateY(-4px);border-color:var(--accent)}.news-card .date{font-size:12px;color:var(--text2);margin-bottom:8px}.news-card h3{font-size:16px;margin-bottom:8px;color:#fff;line-height:1.4}.news-card p{color:var(--text2);font-size:13px;line-height:1.6}.faq-item{border-bottom:1px solid var(--card-border);padding:16px 0;cursor:pointer}.faq-item:last-child{border-bottom:none}.faq-question{display:flex;justify-content:space-between;align-items:center;font-size:16px;font-weight:600;color:#fff;padding:8px 0;transition:color var(--transition)}.faq-question:hover{color:var(--accent)}.faq-question .arrow{font-size:20px;transition:transform var(--transition);color:var(--accent)}.faq-item.open .faq-question .arrow{transform:rotate(180deg)}.faq-answer{padding:0 0 16px;color:var(--text2);font-size:14px;line-height:1.8;display:none}.faq-item.open .faq-answer{display:block}.howto-steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}.howto-step{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:32px;text-align:center;position:relative;transition:all var(--transition)}.howto-step:hover{transform:translateY(-4px);border-color:var(--accent)}.howto-step .step-num{width:48px;height:48px;border-radius:50%;background:var(--accent);color:#0a0a2e;font-size:20px;font-weight:800;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.howto-step h3{font-size:18px;margin-bottom:8px;color:#fff}.howto-step p{color:var(--text2);font-size:14px;line-height:1.7}.contact-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}.contact-item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);padding:24px;text-align:center;transition:all var(--transition)}.contact-item:hover{border-color:var(--accent)}.contact-item .icon{font-size:32px;margin-bottom:12px;display:block}.contact-item h3{font-size:16px;color:#fff;margin-bottom:8px}.contact-item p{color:var(--text2);font-size:14px}.footer{background:var(--bg2);border-top:1px solid var(--card-border);padding:60px 0 0}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px;margin-bottom:40px}.footer-col h4{font-size:16px;font-weight:700;color:#fff;margin-bottom:16px;position:relative;padding-bottom:8px}.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:40px;height:2px;background:var(--accent)}.footer-col ul{list-style:none}.footer-col ul li{margin-bottom:10px}.footer-col ul a{color:var(--text2);font-size:14px;transition:color var(--transition)}.footer-col ul a:hover{color:var(--accent)}.footer-bottom{border-top:1px solid var(--card-border);padding:24px 0;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;font-size:13px;color:var(--text2)}.footer-bottom a{color:var(--text2);margin:0 8px}.footer-bottom a:hover{color:var(--accent)}.back-to-top{position:fixed;bottom:30px;right:30px;width:48px;height:48px;border-radius:50%;background:var(--accent);color:#0a0a2e;border:none;cursor:pointer;font-size:20px;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all var(--transition);z-index:999;box-shadow:0 4px 20px rgba(255,215,0,0.3)}.back-to-top.visible{opacity:1;visibility:visible}.back-to-top:hover{transform:translateY(-4px);box-shadow:0 8px 30px rgba(255,215,0,0.4)}.search-modal{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.8);backdrop-filter:blur(10px);z-index:2000;display:none;align-items:center;justify-content:center;padding:20px}.search-modal.open{display:flex}.search-modal .search-box{width:100%;max-width:600px;background:var(--bg2);border:1px solid var(--card-border);border-radius:var(--radius);padding:24px;position:relative}.search-modal input{width:100%;padding:16px 20px;border-radius:50px;border:1px solid var(--card-border);background:var(--bg3);color:var(--text);font-size:16px;outline:none;transition:border var(--transition)}.search-modal input:focus{border-color:var(--accent)}.search-modal .close-search{position:absolute;top:16px;right:16px;background:none;border:none;color:var(--text2);font-size:24px;cursor:pointer}.search-modal .search-results{margin-top:16px;max-height:300px;overflow-y:auto}.search-modal .search-results a{display:block;padding:12px 16px;border-radius:8px;transition:background var(--transition);color:var(--text)}.search-modal .search-results a:hover{background:var(--card-bg);color:var(--accent)}@media(max-width:480px){.hero h1{font-size:28px}.hero-stats{gap:24px}.hero-stat .num{font-size:28px}.section-title{font-size:24px}.btn{padding:12px 24px;font-size:14px}}.schema-hidden{display:none}