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img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}.case-item:hover .case-image img{transform:scale(1.05)}.case-content{padding:20px}.case-content h3{font-size:20px;color:var(--text-color);margin-bottom:15px}.case-content p{color:var(--light-text);font-size:14px;line-height:1.6;margin-bottom:15px}.case-tags{display:flex;gap:10px}.case-tags span{padding:4px 12px;background:#f0f0f0;color:var(--text-color);border-radius:20px;font-size:12px}.cases-more{text-align:center;margin-top:40px}.cases-more .btn{display:inline-block;padding:10px 30px;background:var(--primary-color);color:var(--white);border-radius:4px;transition:var(--transition)}.cases-more .btn:hover{background:#036;transform:translateY(-2px)}@media (max-width: 900px){.cases-grid{grid-template-columns:repeat(2,1fr);max-width:700px;gap:28px}.case-image{height:120px}.cases-title{font-size:1.5rem}.case-info{padding:18px 10px 14px}}@media (max-width: 700px){.cases-grid{grid-template-columns:1fr;gap:16px;padding:0 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(max-width: 700px){.our-advantage{padding:40px 0}.advantage-title .en-title{font-size:1.5rem}.advantage-title .zh-title{font-size:1rem}.advantage-cards{grid-template-columns:1fr;gap:14px;padding:0 4vw}.advantage-card{min-height:220px}.advantage-label{font-size:1rem;padding:5px 12px;margin:16px 0 10px}.advantage-desc{font-size:.95rem;padding:0 6px 16px}.advantage-img{height:110px}}.project-flow{background:linear-gradient(#18191ceb,#18191ceb),url(https://images.unsplash.com/photo-1519389950473-47ba0277781c?auto=format&fit=crop&w=1200&q=80) center/cover no-repeat;padding:80px 0 60px;margin:0 auto 30px;position:relative}.flow-title{text-align:center;margin-bottom:48px}.flow-title .en-title{font-size:2.6rem;font-weight:900;color:#fff;letter-spacing:.08em;display:inline-block;background:#2563eb;padding:0 24px 4px;border-radius:4px;margin-bottom:10px;box-shadow:0 2px 8px #2563eb1a}.flow-title .zh-title{font-size:1.3rem;color:#fff;font-weight:500;margin-top:10px;display:block}.flow-steps{display:flex;justify-content:center;align-items:flex-end;gap:0;position:relative;z-index:2;margin-bottom:30px}.flow-step{flex:1 1 0;min-width:90px;max-width:120px;text-align:center;color:#fff;position:relative;z-index:2}.flow-step i{font-size:2.6rem;margin-bottom:18px;color:#fff;display:block;filter:drop-shadow(0 2px 8px rgba(0,0,0,.18))}.flow-label{font-size:1.08rem;font-weight:600;margin-bottom:2px;color:#fff}.flow-en{font-size:.98rem;color:#b3c6e0;font-weight:400;margin-bottom:0}.flow-line{position:absolute;left:8%;right:8%;bottom:60px;height:6px;background:#222;border-radius:3px;z-index:1}.flow-step:before{content:"";display:block;width:18px;height:18px;border-radius:50%;background:#222;border:3px solid #2563eb;position:absolute;left:50%;transform:translate(-50%);bottom:-38px;z-index:3}.flow-step:last-child:before{background:#2563eb}@media (max-width: 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0;border-radius:1px}.guarantee-desc{color:#666;font-size:.95rem;line-height:1.7;text-align:center;min-height:32px}@media (max-width: 1100px){.guarantee-cards{gap:16px}.guarantee-card{width:90px}.guarantee-icon{width:50px;height:50px}.guarantee-icon i{font-size:1.2rem}}@media (max-width: 900px){.guarantee-cards{flex-wrap:wrap;gap:10px}.guarantee-card{width:100px}.guarantee-icon{width:40px;height:40px}.guarantee-icon i{font-size:1rem}.guarantee-label{font-size:.95rem;margin-bottom:6px;padding-bottom:4px}.guarantee-label:after{width:14px;height:2px;margin:4px auto 0}.guarantee-desc{font-size:.8rem;min-height:18px}}.what-we-do{background:#f8f9fa;padding:70px 0;margin:0 auto 30px}.what-title{text-align:center;margin-bottom:48px}.what-title .en-title{font-size:2rem;font-weight:700;color:#2439fb;letter-spacing:.08em;margin-bottom:8px}.what-title .zh-title{font-size:2.6rem;color:#222;font-weight:900;margin-bottom:12px}.what-title .what-desc{font-size:1.1rem;color:#666;margin-bottom:0}.what-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;max-width:1200px;margin:0 auto;padding:0 20px}.what-card{background:#f4f6f8;border-radius:18px;box-shadow:0 2px 8px #0000000f;display:flex;flex-direction:column;align-items:center;padding:48px 18px 36px;transition:box-shadow .35s cubic-bezier(.4,2,.6,1),transform .35s cubic-bezier(.4,2,.6,1),background .4s,color .4s;position:relative;will-change:transform,box-shadow,background,color}.what-card:hover{box-shadow:0 12px 36px #2563eb2e;transform:translateY(-12px) scale(1.045);z-index:2}.what-card:not(.what-card-main):hover{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff}.what-card:not(.what-card-main):hover .what-label,.what-card:not(.what-card-main):hover .what-desc2{color:#fff;transition:color .4s}.what-card:not(.what-card-main):hover .what-icon{background:#fff;color:var(--primary-color);transition:color .4s,background .4s}.what-card:not(.what-card-main):hover .what-btn{background:#fff;color:var(--primary-color);border:1.5px solid var(--primary-color);box-shadow:0 2px 8px #2563eb1a}.what-card:not(.what-card-main) .what-label,.what-card:not(.what-card-main) .what-desc2{color:#222;transition:color .4s}.what-card:not(.what-card-main) .what-icon{color:var(--primary-color);background:#fff;transition:color .4s,background .4s}.what-card:not(.what-card-main) .what-btn{background:linear-gradient(90deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff;border:none;transition:background .3s,color .3s,border .3s}.what-card-main{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff;box-shadow:0 8px 32px #2563eb21;position:relative;overflow:hidden;animation:gradientMove 3s linear infinite alternate;background-size:200% 200%}@keyframes gradientMove{0%{background-position:0% 50%}to{background-position:100% 50%}}.what-card-main .what-label,.what-card-main .what-desc2{color:#fff}.what-card-main .what-btn.main{background:#fff;color:var(--primary-color);font-weight:700}.what-icon{width:90px;height:90px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:28px;box-shadow:0 2px 8px #0000000f;font-size:2.5rem;color:var(--primary-color);transition:box-shadow .3s,color .3s}.what-card-main .what-icon{background:#fff;color:var(--primary-color)}.what-label{font-size:1.35rem;font-weight:700;color:#222;margin-bottom:12px;text-align:center}.what-desc2{color:#666;font-size:1.08rem;line-height:1.7;margin-bottom:28px;text-align:center}.what-btn{display:inline-block;padding:12px 36px;background:linear-gradient(90deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:#fff;border-radius:24px;font-weight:700;font-size:1.08rem;transition:background .3s,color .3s,transform .2s;box-shadow:0 2px 8px #2563eb1a;border:none;margin-top:10px}.what-btn:hover{background:linear-gradient(90deg,var(--secondary-color) 0%,var(--primary-color) 100%);color:#fff;transform:translateY(-2px) scale(1.04)}@media (max-width: 900px){.what-cards{grid-template-columns:1fr;gap:18px;padding:0 4vw}.what-card{padding:28px 8px 20px}.what-title .zh-title{font-size:1.5rem}.what-title .en-title{font-size:1rem}}.xcx-cases{background:#f8f9fa;padding:70px 0;margin:0 auto 30px}.xcx-cases-title{text-align:center;font-size:2.4rem;font-weight:900;color:#222;margin-bottom:48px;letter-spacing:.04em}.xcx-cases-list{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;max-width:1200px;margin:0 auto;padding:0 20px}.xcx-case{background:#fff;border-radius:16px;box-shadow:0 4px 24px #0000000f;display:flex;flex-direction:column;align-items:center;padding:0 0 32px;transition:box-shadow .3s,transform .3s;overflow:hidden}.xcx-case:hover{box-shadow:0 8px 32px #2563eb21;transform:translateY(-8px) scale(1.03)}.xcx-case-img{width:100%;height:260px;position:relative;overflow:hidden;display:flex;align-items:flex-end;justify-content:center;background:#f3f4f6}.xcx-case-img img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.xcx-case:hover .xcx-case-img img{transform:scale(1.05)}.xcx-case-name{position:absolute;left:0;right:0;bottom:0;background:#222222b8;color:#fff;font-size:1.25rem;font-weight:700;padding:16px 0 12px;text-align:center;letter-spacing:.08em}.xcx-case-company{font-size:1.18rem;color:#222;font-weight:700;margin:28px 0 8px;text-align:center}.xcx-case-desc{color:#888;font-size:1rem;text-align:center;margin-bottom:0}.xcx-cases-more{text-align:center;margin-top:40px}.xcx-cases-btn{display:inline-block;padding:12px 38px;background:linear-gradient(90deg,#4e5ef1,#293ce9);color:#fff;border-radius:24px;font-weight:700;font-size:1.08rem;transition:background .3s,color .3s,transform .2s;box-shadow:0 2px 8px #fbbf241a;border:none}.xcx-cases-btn:hover{background:linear-gradient(90deg,#4e5ef1,#293ce9);color:#fff;transform:translateY(-2px) scale(1.04)}@media (max-width: 900px){.xcx-cases-list{grid-template-columns:1fr;gap:18px;padding:0 4vw}.xcx-case-img{height:180px}.xcx-cases-title{font-size:1.5rem}}.xcx-contact-bg{background:linear-gradient(120deg,#f3f4f6 60%,#e5e7eb);padding:70px 0}.xcx-contact-card{max-width:1200px;margin:0 auto;background:#fff;border-radius:18px;box-shadow:0 8px 32px #2563eb14;display:flex;align-items:stretch;padding:48px 48px 36px;gap:40px;position:relative}.xcx-contact-left{flex:1.2;display:flex;flex-direction:column;justify-content:flex-start;padding-right:24px}.xcx-contact-title{font-size:2rem;font-weight:900;color:#222;margin-bottom:18px;line-height:1.4}.xcx-contact-title b{color:var(--primary-color);font-weight:900}.xcx-contact-desc{color:#444;font-size:1.08rem;line-height:2;margin-bottom:32px}.xcx-contact-phone{font-size:2rem;color:#4e5ef1;font-weight:900;display:flex;align-items:center;gap:12px;margin-top:18px}.xcx-contact-phone i{font-size:2.2rem;color:#4e5ef1}.xcx-contact-form{flex:1.5;background:none;display:flex;flex-direction:column;justify-content:flex-start;gap:18px}.xcx-contact-form-title{font-size:1.18rem;font-weight:700;color:#222;margin-bottom:10px}.xcx-contact-types{display:flex;gap:24px;margin-bottom:10px}.type-radio{display:flex;align-items:center;font-size:1.08rem;color:#888;cursor:pointer;gap:6px;font-weight:500;transition:color .2s}.type-radio input[type=radio]{accent-color:#4e5ef1;margin-right:4px}.type-radio.checked,.type-radio input[type=radio]:checked+span{color:#4e5ef1;font-weight:700}.xcx-contact-form-row{display:flex;gap:18px;margin-bottom:0}.xcx-input{flex:1;padding:14px 16px;border-radius:8px;border:none;background:#f3f4f6;font-size:1.08rem;color:#222;margin-bottom:0;outline:none;transition:box-shadow .2s,border .2s;box-shadow:0 1px 2px #2563eb0a}.xcx-input:focus{border:1.5px solid var(--primary-color);box-shadow:0 2px 8px #2563eb1a}.xcx-contact-btn{margin-top:18px;padding:14px 0;width:100%;background:linear-gradient(90deg,#4e5ef1,#293ce9);color:#fff;border-radius:24px;font-weight:700;font-size:1.15rem;border:none;box-shadow:0 2px 8px #2563eb1a;transition:background .3s,color .3s,transform .2s;cursor:pointer}.xcx-contact-btn:hover{background:linear-gradient(90deg,#293ce9,#4e5ef1);color:#fff;transform:translateY(-2px) scale(1.04)}@media (max-width: 900px){.xcx-contact-card{flex-direction:column;padding:24px 8vw 18px;gap:24px}.xcx-contact-left{padding-right:0;margin-bottom:18px}.xcx-contact-title{font-size:1.3rem}.xcx-contact-form-title{font-size:1rem}.xcx-contact-form-row{flex-direction:column;gap:10px}.xcx-contact-btn{font-size:1rem;padding:12px 0}}.about-banner.tech-cool{position:relative;padding:100px 0 80px;overflow:hidden;background:linear-gradient(135deg,#0f172a,#1e3a8a);color:#fff}.background-effect{position:absolute;top:0;left:0;width:100%;height:100%;background:url(https://cdn.jsdelivr.net/gh/stevenjoezhang/live2d-widget@latest/waifu-tips.png);background-size:cover;opacity:.08;animation:moveBg 30s linear infinite;z-index:0}@keyframes moveBg{0%{background-position:0 0}to{background-position:1000px 1000px}}.about-banner-inner{max-width:1100px;margin:0 auto;text-align:center;position:relative;z-index:1;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.about-banner-inner h1{font-size:3.2rem;font-weight:900;margin-bottom:24px;letter-spacing:3px;color:#60a5fa;text-shadow:0 0 12px rgba(96,165,250,.6);animation:fadeIn 2s ease}.about-banner-inner .subtitle,.about-banner-inner .description{animation:fadeIn 3s ease}.about-banner-inner .subtitle{font-size:1.4rem;color:#c7d2fe;margin-bottom:14px}.about-banner-inner .description{font-size:1.15rem;color:#e0e7ff}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}#background-effect{position:absolute;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none}.about-banner-inner{position:relative;z-index:1}.video-banner{position:relative;width:100%;height:100vh;overflow:hidden}.video-banner video{position:absolute;top:50%;left:50%;min-width:100%;min-height:100%;transform:translate(-50%,-50%);object-fit:cover;z-index:1}.video-banner .overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#0006;z-index:2}.video-banner .banner-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;text-align:center;z-index:3}.video-banner .btn{display:inline-block;margin-top:20px;padding:12px 30px;background-color:#007bff;color:#fff;text-decoration:none;border-radius:4px;transition:background .3s}.video-banner .btn:hover{background-color:#0056b3}.source-detail-section{padding:60px 0 40px;max-width:1200px;margin:0 auto}.source-detail-container{display:flex;flex-wrap:nowrap;gap:60px;align-items:flex-start;background:var(--white);padding:48px 56px;border-radius:18px;box-shadow:0 8px 32px #00000014;min-height:420px}.source-image-container{flex:1 1 420px;min-width:380px;max-width:480px;display:flex;align-items:center;justify-content:center}.source-image-container img{width:100%;max-width:420px;border-radius:14px;box-shadow:0 4px 24px #0000001a}.source-info-container{flex:2 1 600px;min-width:340px;padding-right:10px}.source-info-container h1{font-size:2.6rem;font-weight:800;color:var(--text-color);margin-bottom:1.2rem;letter-spacing:1px}.source-info-container .description{font-size:1.18rem;color:var(--light-text);margin-bottom:1.7rem;line-height:1.8}.feature-list{margin-bottom:2rem}.price-container{font-size:2.1rem;color:var(--primary-color);font-weight:700;margin-bottom:2.2rem;letter-spacing:1px}.action-buttons{display:flex;gap:1.5rem;flex-wrap:wrap}.btn-buy-now{display:inline-flex;align-items:center;justify-content:center;padding:16px 38px;background:var(--primary-color);color:var(--white);text-decoration:none;border-radius:10px;transition:var(--transition);font-weight:700;font-size:1.15rem;border:none;cursor:pointer;box-shadow:var(--shadow);letter-spacing:1px}.btn-buy-now i{margin-right:10px}.btn-buy-now:hover{background:var(--secondary-color);transform:translateY(-2px) scale(1.03);box-shadow:var(--shadow-lg)}.btn-return-list{display:inline-flex;align-items:center;justify-content:center;padding:16px 38px;background-color:var(--gray-100);color:var(--primary-color);text-decoration:none;border-radius:10px;transition:var(--transition);font-weight:500;font-size:1.08rem;border:1.5px solid var(--primary-color);box-shadow:var(--shadow-sm);margin-left:0;margin-top:0;letter-spacing:1px}.btn-return-list:hover{background-color:var(--gray-200);color:var(--secondary-color);border-color:var(--secondary-color);transform:translateY(-1px) scale(1.02)}.service-desc-section{background:#f4f7fb;border-radius:14px;box-shadow:0 2px 12px #0000000a;margin:48px auto 0;padding:40px 48px 32px;max-width:1100px;border:1.5px solid #e5e7eb}.service-desc-title{font-size:1.45rem;font-weight:700;color:var(--primary-color);margin-bottom:22px;display:flex;align-items:center;gap:12px}.service-desc-list li{font-size:1.13rem;margin-bottom:16px}@media (max-width: 1100px){.source-detail-section{padding:30px 0 20px}.source-detail-container{flex-wrap:wrap;padding:28px 10px;gap:30px}.service-desc-section{padding:24px 10px 18px}}@media (max-width: 768px){.source-detail-container{flex-direction:column;padding:16px 4vw;gap:18px}.source-image-container{min-width:0;max-width:100%}.source-info-container{min-width:0;padding-right:0}.service-desc-section{padding:16px 2vw 12px}.source-info-container h1{font-size:1.5rem}.price-container{font-size:1.2rem}}.book-detail-section{padding:60px 0 40px;max-width:1100px;margin:0 auto}.book-detail-container{display:flex;flex-wrap:nowrap;gap:56px;align-items:flex-start;background:#fdfcf7;padding:48px 56px;border-radius:18px;box-shadow:0 8px 32px #00000014;min-height:420px;border:1.5px solid #e5e7eb}.book-image-container{flex:1 1 340px;min-width:260px;max-width:340px;display:flex;align-items:flex-start;justify-content:center}.book-image-container img{width:100%;max-width:260px;border-radius:8px;box-shadow:0 4px 24px #0000001a;border:1.5px solid #e5e7eb;background:#fff}.book-info-container{flex:2 1 600px;min-width:340px;padding-right:10px}.book-title{font-size:2.2rem;font-weight:800;color:#2d2d2d;margin-bottom:1.1rem;letter-spacing:1px;font-family:STKaiti,KaiTi,Microsoft YaHei,serif}.book-meta{display:flex;flex-wrap:wrap;gap:22px 36px;font-size:1.08rem;color:#5a5a5a;margin-bottom:1.2rem}.book-meta span{min-width:160px}.book-desc{font-size:1.13rem;color:#444;margin-bottom:1.7rem;line-height:1.8;background:#f7f7f7;border-radius:6px;padding:18px 18px 14px}.book-price{font-size:1.5rem;color:#b45309;font-weight:700;margin-bottom:2.2rem;letter-spacing:1px}.book-price span{font-size:1.7rem;color:#d97706;font-weight:900}.book-action-buttons{display:flex;gap:1.5rem;flex-wrap:wrap}@media (max-width: 1100px){.book-detail-section{padding:30px 0 20px}.book-detail-container{flex-wrap:wrap;padding:28px 10px;gap:30px}}@media (max-width: 768px){.book-detail-container{flex-direction:column;padding:16px 4vw;gap:18px}.book-image-container{min-width:0;max-width:100%}.book-info-container{min-width:0;padding-right:0}.book-title{font-size:1.3rem}.book-price{font-size:1.1rem}}