:root{--bg:#fff;--fg:#1d1d1d;--muted:#6b6b76;--line:#e8e8ea;--card:#fff;--soft:#f6f7f9;--brand:#6c53f5;--brand-700:#5a3fe6;--brand-50:#f1eefe;--grad:linear-gradient(120deg, #6c53f5 0%, #b453f5 100%);--accent-red:#e31441;--ink:#0b0e26;--radius:16px;--shadow:0 1px 3px #1118430f, 0 10px 30px #1118430f;--shadow-lg:0 16px 44px #11184324;--maxw:1200px}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--fg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;font-family:"Alibaba PuHuiTi 3.0",Alibaba PuHuiTi,Source Han Sans SC,Noto Sans SC,PingFang SC,Microsoft YaHei,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}h1,h2,h3{margin:0;line-height:1.25}.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}.btn{cursor:pointer;white-space:nowrap;border:1px solid #0000;border-radius:4px;align-items:center;gap:8px;padding:12px 22px;font-size:15px;font-weight:600;transition:all .18s;display:inline-flex}.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px #6c53f552}.btn-primary:hover{filter:brightness(1.06);box-shadow:0 10px 26px #6c53f56b}.btn-outline{border-color:var(--line);color:var(--fg);background:#fff}.btn-outline:hover{border-color:var(--brand);color:var(--brand)}.btn-ghost{background:var(--brand-50);color:var(--brand)}.btn-ghost:hover{background:#e7e1fd}.btn-lg{padding:14px 30px;font-size:16px}.btn-wechat{color:#fff;cursor:pointer;background:#6c53f5;border:none;border-radius:4px;justify-content:center;align-items:center;gap:7px;height:44px;padding:10px 24px;font-size:15px;font-weight:600;transition:background .15s;display:inline-flex}.btn-wechat:hover{background:var(--brand-700)}.btn:disabled{opacity:.5;cursor:not-allowed}.header{z-index:50;border-bottom:1px solid #0000;transition:background .28s,box-shadow .28s,border-color .28s;position:fixed;top:0;left:0;right:0}.header--solid{-webkit-backdrop-filter:saturate(180%)blur(10px);backdrop-filter:saturate(180%)blur(10px);border-bottom-color:var(--line);background:#ffffffeb}.header--transparent{background:0 0}.header--transparent .logo__zh{color:#fff}.header--transparent .logo__en{color:#fff9}.header--transparent .nav>a{color:#ffffffd9}.header--transparent .nav>a:hover,.nav a.btn-primary,.nav a.btn-primary:hover,.header--transparent .nav>a.btn-primary{color:#fff}.header-spacer{height:72px}.nav-toggle{cursor:pointer;width:42px;height:42px;color:var(--fg);background:0 0;border:none;justify-content:center;align-items:center;padding:9px;display:none}.nav-toggle svg{width:100%;height:100%}.header--transparent .nav-toggle{color:#fff}.cart-mob{color:#fff;background:#6c53f5;border-radius:4px;flex:none;justify-content:center;align-items:center;width:42px;height:42px;margin-left:auto;margin-right:8px;display:none;position:relative}.cart-mob .nav-ic{width:22px;height:22px}.nav-mobile{border-top:1px solid var(--line);box-shadow:var(--shadow-lg);background:#fff;flex-direction:column;padding:6px 24px 16px;display:flex}.nav-mobile a{color:#1d1d1d;border-bottom:1px solid var(--line);padding:14px 4px;font-size:16px;font-weight:500}.nav-mobile a:last-child{border-bottom:none}.nav-mobile__cta{background:var(--grad);text-align:center;border-radius:10px;margin-top:12px;font-weight:600;color:#fff!important}@media (max-width:768px){.header .header-inner{height:64px}.header .nav{display:none}.header .nav-toggle,.header .cart-mob{display:inline-flex}.header-spacer{height:64px}}.header-inner{justify-content:space-between;align-items:center;height:72px;display:flex}.logo{align-items:center;gap:10px;display:inline-flex}.logo__icon{flex:none;width:40px;height:40px}.logo__text{flex-direction:column;line-height:1.05;display:flex}.logo__zh{letter-spacing:.5px;color:var(--fg);font-size:20px;font-weight:800}.logo__en{letter-spacing:1.5px;color:var(--muted);font-size:9px;font-weight:600}@media (min-width:769px){.logo__en{margin-top:6px}}.nav{align-items:center;gap:30px;display:flex}.nav a{color:#4a4a55;align-items:center;gap:6px;font-size:15px;font-weight:500;display:inline-flex}.nav a:hover{color:var(--brand)}.nav .nav-ic{width:18px;height:18px}.cart-btn{height:44px;box-shadow:none;background:#6c53f5;border-radius:4px;gap:7px;padding:10px 24px;position:relative}.cart-btn:hover{background:var(--brand-700);filter:none;box-shadow:none}.cart-badge{background:var(--accent-red);color:#fff;border-radius:10px;justify-content:center;align-items:center;min-width:20px;height:20px;padding:0 6px;font-size:11px;font-weight:700;display:flex;position:absolute;top:-8px;right:-10px;box-shadow:0 2px 6px #e3144166}.section{background:#f8f8f9;padding:80px 0}.section-tight{padding:48px 0}.section-head{margin-bottom:40px}.section-head.center{text-align:center}.section-head h2{letter-spacing:.5px;font-size:32px;font-weight:800}.section-head p{color:var(--muted);margin-top:10px}.section-head .head-row{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px;display:flex}.head-link{color:var(--brand);font-size:15px;font-weight:600}.head-link:hover{text-decoration:underline}.eyebrow{color:var(--brand);letter-spacing:1.5px;text-transform:uppercase;font-size:13px;font-weight:700}.hero{color:#fff;aspect-ratio:1920/800;background:#070a1f;align-items:center;width:100%;display:flex;position:relative;overflow:hidden}.hero-carousel{position:absolute;inset:0}.hero-bg{z-index:0;pointer-events:none;opacity:0;background-position:100%;background-size:cover;transition:opacity .8s;position:absolute;inset:0}.hero-bg.is-active{opacity:1}.hero-dots{z-index:3;pointer-events:auto;gap:9px;display:flex;position:absolute;bottom:28px;right:max(24px,50vw - 600px)}.hero-dots button{cursor:pointer;background:0 0;border:1px solid #ffffffbf;border-radius:50%;width:8px;height:8px;padding:0;transition:width .2s,border-radius .2s,background .2s}.hero-dots button.is-active{background:#fff;border-radius:4px;width:24px}.hero:after{content:"";z-index:0;pointer-events:none;background:linear-gradient(90deg,#070a1feb 0%,#070a1fb3 32%,#070a1f33 58%,#0000 78%);position:absolute;inset:0}.hero-glow{z-index:1;pointer-events:none;position:absolute;inset:0;overflow:hidden}.hero-glow:before{content:"";filter:blur(22px);mix-blend-mode:screen;background:linear-gradient(105deg,#0000 0%,#aa82ff2e 40%,#ffffff1a 50%,#aa82ff2e 60%,#0000 100%);width:45%;height:150%;animation:7s linear infinite heroBeam;position:absolute;top:-25%;left:-40%;transform:skew(-12deg)}@keyframes heroBeam{0%{left:-45%}to{left:135%}}@media (prefers-reduced-motion:reduce){.hero-bg{transition:none}.hero-glow:before{opacity:0;animation:none}}.hero .container{z-index:2;width:100%;position:relative}.hero-content{max-width:560px;padding:96px 0}.hero h1{letter-spacing:2px;font-size:clamp(40px,5vw,64px);font-weight:800;line-height:1.16}.hero-title span{display:block}.hero-title{background:linear-gradient(100deg,#7c5cff 0%,#c9b8ff 25%,#fff 50%,#c9b8ff 75%,#7c5cff 100%) 0 0/200%;-webkit-text-fill-color:transparent;color:#0000;will-change:background-position;-webkit-background-clip:text;background-clip:text;animation:4s linear infinite heroSweep;transform:translateZ(0)}@keyframes heroSweep{0%{background-position:0%}to{background-position:200%}}@media (prefers-reduced-motion:reduce){.hero-title{animation:none}}.hero p.sub{color:#ffffffb8;letter-spacing:1px;max-width:460px;margin-top:20px;font-size:18px}.hero .cta{flex-wrap:wrap;gap:14px;margin-top:38px;display:flex}.hero-wechat{display:inline-flex;position:relative}.hero-wechat__pop{z-index:6;opacity:0;visibility:hidden;background:#fff;border-radius:14px;align-items:center;gap:14px;width:320px;padding:14px;transition:opacity .2s,transform .2s,visibility .2s;display:flex;position:absolute;bottom:calc(100% + 14px);left:0;transform:translateY(8px);box-shadow:0 20px 50px #0b0e2659}.hero-wechat:hover .hero-wechat__pop,.hero-wechat:focus-within .hero-wechat__pop{opacity:1;visibility:visible;transform:translateY(0)}.hero-wechat__qr{object-fit:contain;background:#f4f1fe;border-radius:8px;flex:none;width:104px;height:104px}.hero-wechat__txt{text-align:left;flex-direction:column;gap:6px;display:flex}.hero-wechat__txt strong{color:#1d1d1d;font-size:15px}.hero-wechat__txt span{color:var(--muted);font-size:13px}.hero .cta .btn:not(.btn-primary){color:#fff;background:#ffffff1a;border-color:#ffffff47}.hero .cta .btn:not(.btn-primary):hover{background:#ffffff2e}.hero-scroll{z-index:1;color:#fff9;letter-spacing:3px;flex-direction:column;align-items:center;gap:6px;font-size:11px;display:flex;position:absolute;bottom:26px;left:50%;transform:translate(-50%)}.hero-scroll span{border-bottom:2px solid #fff9;border-right:2px solid #fff9;width:18px;height:18px;animation:1.6s ease-in-out infinite heroScroll;display:block;transform:rotate(45deg)}@keyframes heroScroll{0%,to{opacity:.4;transform:rotate(45deg)translate(0)}50%{opacity:1;transform:rotate(45deg)translate(4px,4px)}}.page-hero{color:#1d1d1d;background:url(/hero/products-banner.png) 50%/cover no-repeat,#eceafb;align-items:center;min-height:300px;padding:56px 0;display:flex;position:relative;overflow:hidden}.page-hero .container{z-index:1;width:100%;position:relative}.page-hero .eyebrow{color:var(--brand)}.page-hero h1{letter-spacing:.5px;color:#1d1d1d;margin-top:8px;font-size:40px;font-weight:800}.page-hero p{color:#4a4a55;max-width:560px;margin-top:12px}.grid{gap:24px;display:grid}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}.card{border:1px solid var(--line);background:#fff;border-radius:12px;flex-direction:column;padding:10px;transition:transform .2s,box-shadow .2s,border-color .2s,background .2s;display:flex}.card:hover{border-color:var(--line);box-shadow:var(--shadow-lg);background:#fff;transform:translateY(-5px)}.card-media{aspect-ratio:4/3;background:linear-gradient(135deg,#eef1f6,#e9ecf3);border-radius:12px;overflow:hidden}.card-media img{object-fit:cover;width:100%;height:100%}.card-body{flex-direction:column;flex:1;padding:16px 8px 8px;display:flex}.card-title{color:#1d1d1d;font-size:19px;font-weight:800}.card.flagship .card-title{font-size:22px}.card-excerpt{color:var(--muted);flex:1;margin-top:8px;font-size:14px}.card-cta{color:var(--muted);align-self:flex-start;align-items:center;gap:6px;margin-top:14px;font-size:14px;font-weight:500;display:inline-flex}.card:hover .card-cta{color:var(--brand);gap:10px}.fcard{aspect-ratio:620/387.5;background:#fff;border:1px solid #0000001a;border-radius:12px;transition:transform .2s,box-shadow .2s;display:block;position:relative;overflow:hidden;box-shadow:0 1px 2px #0000000d}.fcard:hover{transform:translateY(-4px);box-shadow:0 12px 30px #0000001f}.fcard>img{object-fit:cover;z-index:0;width:100%;height:100%;position:absolute;inset:0}.fcard:before{content:"";z-index:1;pointer-events:none;background:linear-gradient(100deg,#f7f8fcd1 0%,#f7f8fc80 30%,#f7f8fc00 60%);position:absolute;inset:0}.fcard__overlay{z-index:2;flex-direction:column;justify-content:center;align-items:flex-start;gap:90px;height:100%;padding:0 clamp(28px,5vw,64px);display:flex;position:relative}.fcard__title{color:#1d1d1d;letter-spacing:.5px;text-shadow:0 1px 2px #ffffffb3;font-size:clamp(26px,3.4vw,36px);font-weight:500;line-height:1.1}.fcard__btn{color:#fff;background:#1d1d1d;border-radius:9999px;justify-content:center;align-self:flex-start;align-items:center;gap:10px;height:44px;padding:0 20px;font-size:14px;font-weight:400;transition:gap .2s,background .2s;display:inline-flex}.fcard:hover .fcard__btn{background:#000;gap:12px}.tag{color:var(--brand);background:var(--brand-50);border-radius:999px;align-self:flex-start;margin-bottom:10px;padding:3px 10px;font-size:12px;font-weight:700;display:inline-block}.why{color:#fff;background:linear-gradient(90deg,#010101d1 0%,#01010173 45%,#010101d1 100%),url(/hero/why-bg.png) 50%/cover no-repeat,#010101;padding:132px 0;position:relative;overflow:hidden}.why-grid{grid-template-columns:minmax(260px,340px) minmax(0,1fr);align-items:start;gap:60px;display:grid}.why-head{padding-left:0}.why-head .eyebrow{text-transform:none;color:#ffffff80;letter-spacing:1px;font-weight:500}.why h2{color:#fff;margin:12px 0 18px;font-size:34px;font-weight:800}.why h2 .grad{background:linear-gradient(96deg,#a78bff,#fff);color:#0000;-webkit-background-clip:text;background-clip:text}.why-head p{color:#ffffff9e;max-width:360px;font-size:15px;line-height:1.8}.why-list{grid-template-rows:repeat(3,auto);grid-template-columns:repeat(2,minmax(0,400px));grid-auto-flow:column;gap:50px 56px;display:grid}.why-item{border-bottom:1px solid #6c53f533;flex-direction:row;align-items:flex-start;gap:20px;padding:0 20px 24px;transition:border-color .3s;display:flex}.why-item:hover{border-bottom-color:#7c5cff}.why-num{color:#6c53f5;flex:none;font-size:40px;font-weight:700;line-height:48px}.why-item__body{flex-direction:column;gap:10px;display:flex}.why-ic{color:#fff9;transition:color .3s}.why-ic svg{width:46px;height:46px;display:block}.why-ic svg path{transition:fill-opacity .3s}.why-item:hover .why-ic svg path{fill-opacity:1}.why-item h4{color:#fff;white-space:nowrap;margin:0;font-size:20px;font-weight:700}.reasons{background:var(--soft)}.reason{align-items:flex-start;gap:14px;display:flex}.reason .ic{background:var(--brand);color:#fff;border-radius:10px;flex:none;justify-content:center;align-items:center;width:36px;height:36px;font-weight:800;display:flex}.reason h4{margin:0;font-size:16px}.reason p{color:var(--muted);margin:4px 0 0;font-size:14px}.footer{background:var(--ink);color:#ffffffa8;margin-top:0;padding:56px 0 28px}.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;align-items:start;gap:32px;display:grid}.footer h4{color:#ffffff80;margin:0 0 14px;font-size:15px;line-height:34px}.footer-brand{align-items:center;gap:10px;margin-bottom:14px;display:flex}.footer-brand strong{color:#fff;letter-spacing:.5px;font-size:20px;font-weight:800}.foot-contact{align-items:center;gap:12px;margin:8px 0;display:flex}.foot-ic{color:#ffffffb3;background:#ffffff0f;border-radius:10px;flex:none;place-items:center;width:38px;height:38px;display:grid}.foot-ic svg{width:18px;height:18px}.foot-contact small{color:#ffffff73;margin-bottom:2px;font-size:12px;display:block}.foot-contact a,.foot-contact span{color:#fff;font-size:14px}.footer p{margin:5px 0;font-size:14px}.footer-grid p a{color:#fff}.footer a:hover{color:var(--brand)}.footer .qr{background:#fff;border-radius:10px;width:120px;height:120px;padding:8px}.footer-bottom{color:#fff6;text-align:center;border-top:1px solid #ffffff1a;margin-top:40px;padding-top:20px;font-size:13px}.detail-page{padding-bottom:80px}.detail-top{background:#f9f9fb;padding:40px 0 28px}.detail-rich{background:#fff;padding:44px 0}.detail{grid-template-columns:1fr 1fr;gap:48px;padding:0;display:grid}.detail-media{border:1px solid var(--line);aspect-ratio:16/9;background:linear-gradient(135deg,#eef1f6,#e9ecf3);border-radius:6px;overflow:hidden}.detail-media img{object-fit:cover;width:100%;height:100%;display:block}.detail h1{font-size:32px;font-weight:800}.param-table{border-collapse:collapse;width:100%;margin-top:8px}.param-table th,.param-table td{text-align:left;border:1px solid var(--line);padding:11px 14px;font-size:14px}.param-table th{background:var(--soft);color:#4a4a55;width:38%;font-weight:600}.subhead{border-left:4px solid var(--brand);margin:32px 0 14px;padding-left:12px;font-size:18px;font-weight:700}.app-list{flex-wrap:wrap;gap:10px;display:flex}.app-list span{background:var(--brand-50);color:var(--brand);border-radius:8px;padding:6px 14px;font-size:14px;font-weight:500}.models-table{border-collapse:collapse;width:100%;font-size:14px}.models-table th{color:#4a4a55;text-align:center;white-space:nowrap;background:#f3f3f5;padding:12px 14px;font-weight:600}.models-table td{border-bottom:1px solid var(--line);vertical-align:middle;text-align:center;background:#fff;padding:12px 14px}.models-table th:first-child,.models-table td:first-child{text-align:left}.models-table tr:hover td{background:#faf9ff}.table-scroll{border:1px solid var(--line);border-radius:14px;overflow-x:auto}.models-table{min-width:680px}.models-table .btn{padding:8px 16px;font-size:14px}.model-custom{border:1px solid var(--line);border-radius:8px;width:100%;max-width:280px;margin-top:8px;padding:8px 10px;font-family:inherit;font-size:13px}.model-custom:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-50);outline:none}.models-more{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:18px;display:flex}.models-table .model-exp-cell{text-align:center;width:44px;padding-left:10px;padding-right:0}.models-table th:nth-child(2),.models-table td:nth-child(2){text-align:left}.model-exp{border:1px solid var(--line);width:28px;height:28px;color:var(--brand);cursor:pointer;background:#fff;border-radius:6px;justify-content:center;align-items:center;transition:transform .2s,background .15s,color .15s,border-color .15s;display:inline-flex}.model-exp:hover{background:var(--brand-50)}.model-exp.is-open{background:var(--brand);color:#fff;border-color:var(--brand);transform:rotate(90deg)}.model-extra-row td{text-align:left;background:#faf9ff;padding:0 16px 18px 56px}.models-table .model-extra-row:hover td{background:#faf9ff}.model-extra{flex-direction:column;gap:16px;padding-top:4px;display:flex}.model-gallery{flex-wrap:wrap;gap:12px;display:flex}.model-gallery-thumb{border:1px solid var(--line);cursor:zoom-in;background:#fff;border-radius:8px;width:160px;height:120px;padding:0;transition:border-color .15s,box-shadow .15s;overflow:hidden}.model-gallery-thumb:hover{border-color:var(--brand);box-shadow:var(--shadow)}.model-gallery-thumb img{object-fit:cover;width:100%;height:100%;display:block}.lightbox{z-index:300;background:#0b0e26db;justify-content:center;align-items:center;padding:40px 72px;display:flex;position:fixed;inset:0}.lightbox__img{object-fit:contain;border-radius:8px;max-width:92vw;max-height:86vh;box-shadow:0 16px 50px #00000080}.lightbox__close{color:#fff;cursor:pointer;background:#ffffff1f;border:none;border-radius:50%;width:44px;height:44px;font-size:26px;line-height:1;position:absolute;top:20px;right:28px}.lightbox__close:hover{background:#ffffff3d}.lightbox__nav{color:#fff;cursor:pointer;background:#ffffff24;border:none;border-radius:50%;justify-content:center;align-items:center;width:52px;height:52px;font-size:34px;line-height:1;display:flex;position:absolute;top:50%;transform:translateY(-50%)}.lightbox__nav:hover{background:#ffffff47}.lightbox__nav--prev{left:20px}.lightbox__nav--next{right:20px}.lightbox__count{color:#fff;background:#0006;border-radius:999px;padding:4px 14px;font-size:14px;position:absolute;bottom:22px;left:50%;transform:translate(-50%)}.model-remark{color:#3b3b3b;max-width:760px;font-size:14px}.model-remark img{border-radius:8px;max-width:100%;margin:8px 0}.act-hero{background:#eef1f6 url(/hero/activity-list-banner.png) 50%/cover no-repeat;align-items:center;height:400px;display:flex;position:relative;overflow:hidden}.act-hero>.container{width:100%}.act-hero .eyebrow{color:#6c53f5;font-size:14px}.act-hero h1{color:#1d1d1d;letter-spacing:1px;margin-top:8px;font-size:40px;font-weight:800}.act-toolbar{justify-content:flex-end;margin-bottom:24px;display:flex}.act-sort{position:relative}.act-sort__btn{border:1px solid var(--line);color:#1d1d1d;cursor:pointer;background:#fff;border-radius:8px;align-items:center;gap:8px;height:40px;padding:0 16px;font-size:14px;display:inline-flex}.act-sort__menu{border:1px solid var(--line);min-width:150px;box-shadow:var(--shadow-lg);z-index:20;background:#fff;border-radius:8px;position:absolute;top:calc(100% + 6px);right:0;overflow:hidden}.act-sort__menu button{color:#1d1d1d;cursor:pointer;text-align:left;background:#fff;border:none;justify-content:space-between;align-items:center;width:100%;padding:10px 16px;font-size:14px;display:flex}.act-sort__menu button:hover{background:var(--soft)}.act-sort__menu .is-active{color:var(--brand);font-weight:600}.act-sort__tick{color:var(--brand)}.act-grid{grid-template-columns:repeat(2,1fr);gap:28px;display:grid}.act-card{border:1px solid var(--line);box-shadow:var(--shadow);background:#fff;border-radius:14px;flex-direction:column;transition:transform .18s,box-shadow .18s;display:flex;overflow:hidden}.act-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.act-card__media{aspect-ratio:16/10;background:#eef1f6;overflow:hidden}.act-card__media img{object-fit:cover;width:100%;height:100%}.act-card__ph{background:#eef1f6;width:100%;height:100%;display:block}.act-card__body{padding:18px 20px 20px}.act-card__title{color:#1d1d1d;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;font-size:17px;font-weight:700;line-height:1.5;display:-webkit-box;overflow:hidden}.act-card__date{color:var(--muted);margin-top:10px;font-size:13px}.act-detail-hero{text-align:center;background:#eef1f6 url(/hero/activity-detail-banner.png) 50%/cover no-repeat;flex-direction:column;justify-content:center;align-items:center;height:400px;display:flex}.act-detail-hero h1{color:#1d1d1d;max-width:1000px;margin:0 auto;font-size:40px;font-weight:800;line-height:1.3}.act-detail-date{color:#3b3b3b;margin-top:16px;font-size:18px}.breadcrumb{color:var(--muted);flex-wrap:wrap;align-items:center;gap:8px;padding:18px 0;font-size:13px;display:flex}.breadcrumb a:hover{color:var(--brand)}.breadcrumb__sep{color:#c8c8d0}.breadcrumb__current{color:#1d1d1d}.act-body{max-width:none;min-height:360px;margin:0;padding:10px 0 80px}@media (max-width:768px){.act-grid{grid-template-columns:1fr}.act-hero{height:260px}.act-hero h1{font-size:30px}.act-detail-hero{height:280px}.act-detail-hero h1{font-size:26px}}.btn-dark{color:#fff;background:#1d1d1d}.btn-dark:hover{background:#000}.cm-modal{width:100%;max-width:760px;box-shadow:var(--shadow-lg);background:#fff;border-radius:16px;padding:28px 30px;position:relative}.cm-head{justify-content:space-between;align-items:center;margin-bottom:22px;display:flex}.cm-head h3{font-size:18px;font-weight:700}.cm-close{cursor:pointer;color:var(--muted);background:0 0;border:none;font-size:24px;line-height:1}.cm-grid{grid-template-columns:repeat(3,1fr);gap:18px 24px;display:grid}.cm-grid .field label{color:var(--muted);margin-bottom:6px;font-size:13px}.cm-grid .field .req{color:var(--accent-red)}.cm-grid .field input{background:var(--soft);border:1px solid #0000;border-radius:8px;padding:10px 12px;font-family:inherit;font-size:14px}.cm-grid .field input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-50);background:#fff;outline:none}.cm-err{color:var(--accent-red);margin-top:16px;font-size:13px}.cm-foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-top:26px;display:flex}.cm-qty{color:var(--muted);align-items:center;gap:10px;font-size:14px;display:flex}@media (max-width:640px){.cm-grid{grid-template-columns:1fr 1fr}}.detail-section{margin-top:24px}.detail-lead{color:var(--muted);margin-top:14px;font-size:17px;line-height:1.8}.detail-h2{letter-spacing:.5px;margin:8px 0 22px;font-size:28px;font-weight:800}.rich{color:var(--fg);font-size:16px;line-height:1.9}.rich>:first-child{margin-top:0}.rich>:last-child{margin-bottom:0}.rich p{margin:0 0 16px}.rich h1,.rich h2,.rich h3,.rich h4{color:var(--fg);margin:32px 0 14px;font-weight:700;line-height:1.4}.rich h1{font-size:24px}.rich h2{font-size:21px}.rich h3{border-left:3px solid var(--brand);padding-left:12px;font-size:18px}.rich h4{font-size:16px}.rich ul,.rich ol{margin:0 0 16px;padding-left:24px}.rich ul{list-style:outside}.rich ol{list-style:decimal}.rich li{margin:6px 0}.rich li::marker{color:var(--brand)}.rich a{color:var(--brand);text-underline-offset:2px;text-decoration:underline}.rich img{border-radius:10px;max-width:100%;height:auto;margin:20px 0;display:block}.rich blockquote{border-left:3px solid var(--line);color:var(--muted);margin:16px 0;padding:8px 16px}.rich table{border-collapse:collapse;width:100%;margin:16px 0;font-size:15px}.rich th,.rich td{border:1px solid var(--line);text-align:left;vertical-align:top;padding:10px 14px}.rich th{white-space:nowrap;background:#f7f7fa;font-weight:600}.rich strong{font-weight:700}.rich hr{border:0;border-top:1px solid var(--line);margin:28px 0}.rich .ql-align-center{text-align:center}.rich .ql-align-right{text-align:right}.rich .ql-align-justify{text-align:justify}.rich .ql-size-small{font-size:.75em}.rich .ql-size-large{font-size:1.5em}.rich .ql-size-huge{font-size:2.5em}.rich .ql-font-serif{font-family:Georgia,Times New Roman,serif}.rich .ql-font-monospace{font-family:Menlo,Monaco,Consolas,monospace}.rich .ql-font-yahei{font-family:Microsoft YaHei,微软雅黑,sans-serif}.rich .ql-font-songti{font-family:SimSun,宋体,serif}.rich .ql-font-heiti{font-family:SimHei,黑体,sans-serif}.rich .ql-font-kaiti{font-family:KaiTi,楷体,serif}.rich .ql-font-fangsong{font-family:fangsong,仿宋,serif}.rich .ql-indent-1{padding-left:3em}.rich .ql-indent-2{padding-left:6em}.rich .ql-indent-3{padding-left:9em}.rich .ql-indent-4{padding-left:12em}.rich .ql-indent-5{padding-left:15em}.rich .ql-indent-6{padding-left:18em}.detail-tip{color:var(--muted);flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;font-size:14px;display:flex}.model{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:14px 16px}.model-top{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;display:flex}.model-name{font-weight:700}.model-spec{color:var(--muted);font-size:14px}.model-price{color:var(--accent-red);font-weight:700}.model-actions{align-items:center;gap:10px;margin-top:12px;display:flex}.qty{border:1px solid var(--line);border-radius:8px;align-items:center;display:inline-flex;overflow:hidden}.qty button{background:var(--soft);cursor:pointer;width:34px;height:36px;color:var(--fg);border:none;font-size:18px}.qty button:hover{background:var(--brand-50);color:var(--brand)}.qty input{text-align:center;appearance:textfield;border:none;width:48px;height:36px;font-size:15px}.qty input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.qty input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.float-contact{z-index:40;flex-direction:column;gap:14px;display:flex;position:fixed;top:50%;right:24px;transform:translateY(-50%)}.fc-item{cursor:pointer;background:0 0;border:none;width:60px;height:60px;padding:0;display:block;position:relative}.fc-ic{border:1px solid var(--line);width:60px;height:60px;box-shadow:var(--shadow);color:#1d1d1d;background:#fff;border-radius:4px;justify-content:center;align-items:center;transition:background .18s,color .18s,box-shadow .18s,border-color .18s;display:flex}.fc-ic svg{width:36px;height:36px}.fc-item:hover .fc-ic{background:var(--brand-50);color:var(--brand);box-shadow:var(--shadow-lg);border-color:#0000}.fc-label{white-space:nowrap;color:#1d1d1d;border:1px solid var(--line);height:60px;box-shadow:var(--shadow);opacity:0;visibility:hidden;pointer-events:none;background:linear-gradient(90deg,#fff 0%,#f4f1fe 100%);border-radius:12px;align-items:center;padding:0 18px;font-size:14px;transition:opacity .2s,transform .2s,visibility .2s;display:flex;position:absolute;top:50%;right:calc(100% + 12px);transform:translateY(-50%)translate(10px)}.fc-item:hover .fc-label{opacity:1;visibility:visible;transform:translateY(-50%)translate(0)}.fc-pop{z-index:5;border:1px solid var(--line);width:176px;box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;pointer-events:none;background:#fff;border-radius:8px;flex-direction:column;align-items:center;gap:8px;padding:12px;transition:opacity .2s,transform .2s,visibility .2s;display:flex;position:absolute;top:50%;right:calc(100% + 12px);transform:translateY(-50%)translate(10px)}.fc-item--wechat:hover .fc-pop{opacity:1;visibility:visible;transform:translateY(-50%)translate(0)}.fc-qr{object-fit:contain;background:#f4f1fe;border-radius:4px;width:150px;height:150px}.fc-pop small{color:var(--muted);font-size:12px}.modal-mask{z-index:100;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0b0e2699;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{text-align:center;background:#fff;border-radius:18px;width:100%;max-width:380px;padding:30px;position:relative}.modal h3{font-size:20px}.modal .close{cursor:pointer;color:var(--muted);background:0 0;border:none;font-size:24px;position:absolute;top:12px;right:16px}.modal .qr{background:var(--soft);border:1px solid var(--line);border-radius:12px;width:220px;height:220px;margin:16px auto}.cart-layout{grid-template-columns:1.5fr .95fr;align-items:start;gap:32px;display:grid}.cart-aside{border:1px solid var(--line);background:#fff;border-radius:6px;padding:24px;position:sticky;top:96px}.cart-table{border-collapse:collapse;width:100%}.cart-table th,.cart-table td{border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;padding:14px 12px;font-size:14px}.cart-thumb{object-fit:cover;background:var(--soft);border-radius:8px;width:72px;height:54px}.form-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.field{flex-direction:column;gap:6px;display:flex}.field label{font-size:14px;font-weight:600}.field label .req{color:var(--accent-red)}.field input,.field textarea{border:1px solid var(--line);background:#fff;border-radius:10px;width:100%;min-width:0;padding:11px 13px;font-family:inherit;font-size:15px}.field input:focus,.field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-50);outline:none}.full{grid-column:1/-1}.empty{text-align:center;color:var(--muted);padding:64px 0}.notice{background:var(--brand-50);color:#4a3acc;border:1px solid #d9d0fc;border-radius:10px;padding:12px 16px;font-size:14px}.success-check{background:var(--ink);color:#fff;border-radius:50%;justify-content:center;align-items:center;width:84px;height:84px;margin:0 auto;font-size:40px;display:flex;box-shadow:0 10px 30px #0b0e264d}.success-card{border:1px solid var(--line);border-radius:var(--radius);max-width:520px;box-shadow:var(--shadow);background:#fff;margin:28px auto 0;padding:28px}.success-card h3{margin-bottom:4px;font-size:18px}.rfq-list{flex-direction:column;gap:16px;display:flex}.rfq-item{border:1px solid var(--line);background:#fff;border-radius:6px;grid-template-columns:132px minmax(0,1fr);grid-template-areas:"thumb head""thumb specs";align-items:start;gap:16px 20px;padding:18px 20px;display:grid}.rfq-thumb{object-fit:cover;background:var(--soft);border-radius:6px;grid-area:thumb;width:132px;height:100px}.rfq-head{grid-area:head;justify-content:space-between;align-items:flex-start;gap:16px;display:flex}.rfq-titlebox{min-width:0}.rfq-title{color:var(--fg);overflow-wrap:anywhere;font-size:16px;font-weight:700}.rfq-title a{color:inherit;text-decoration:none}.rfq-title a:hover{color:var(--brand)}.rfq-model{color:var(--muted);margin-top:4px;font-size:13px}.rfq-qtybox{flex-direction:column;flex:none;align-items:flex-end;gap:8px;display:flex}.rfq-remove{color:var(--accent-red);cursor:pointer;background:0 0;border:none;padding:0;font-size:13px}.rfq-remove:hover{text-decoration:underline}.rfq-specs{flex-wrap:wrap;grid-area:specs;gap:14px 30px;display:flex}.rfq-spec{flex-direction:column;gap:4px;display:flex}.rfq-spec__label{color:var(--muted);font-size:12px}.rfq-spec__value{color:var(--fg);font-size:13px}.rfq-aside-title{margin:0 0 14px;font-size:18px;font-weight:700}.rfq-summary-row{justify-content:space-between;align-items:baseline;font-size:14px;display:flex}.rfq-summary-row .v{color:var(--fg);font-weight:700}.rfq-divider{background:var(--line);height:1px;margin:18px 0 22px}.rfq-fields{grid-template-columns:1fr 1fr;gap:14px;display:grid}.rfq-fields .field{min-width:0}.rfq-fields .full{grid-column:1/-1}.rfq-help{text-align:center;color:var(--muted);margin-top:12px;font-size:13px}.rfq-submit{color:#fff;cursor:pointer;background:#6c53f5;border:none;border-radius:4px;justify-content:center;align-items:center;gap:10px;width:100%;min-height:60px;margin-top:18px;padding:20px 10px;font-size:16px;font-weight:600;transition:background .15s;display:flex}.rfq-submit:hover{background:var(--brand-700)}.rfq-submit:disabled{opacity:.6;cursor:not-allowed}.success-cols{text-align:left;grid-template-columns:1.4fr 1fr;align-items:stretch;gap:24px;margin-top:28px;display:grid}.success-box{border:1px solid var(--line);border-radius:16px;padding:24px}.success-box--items{background:var(--brand-50);border-color:#d9d0fc}.success-box h3{margin:0 0 10px;font-size:18px}.success-items{color:var(--fg);margin:0;padding-left:18px;font-size:14px}.success-items li{margin:6px 0}.dl-link{color:var(--brand);align-items:center;gap:6px;margin-top:18px;font-weight:600;display:inline-flex}.success-qr-box{text-align:center;flex-direction:column;align-items:center;display:flex}.success-qr{object-fit:contain;width:190px;height:190px;margin:14px 0}@media (max-width:980px){.hero{aspect-ratio:auto;min-height:540px}.hero h1{font-size:36px}.hero-dots{bottom:20px;left:24px;right:auto}.why{background-image:radial-gradient(600px 420px at 50% 0,#6c53f540,#0000 60%)}.why-grid{grid-template-columns:1fr;gap:32px}.why-head{padding-left:0}.detail{grid-template-columns:1fr}.detail-media{position:static}.cart-layout{grid-template-columns:1fr}.cart-aside{position:static}.success-cols{grid-template-columns:1fr}.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.form-grid{grid-template-columns:1fr}}@media (max-width:560px){.grid-2,.grid-3,.grid-4,.why-list,.footer-grid{grid-template-columns:1fr}.why-list{grid-template-rows:none;grid-auto-flow:row}.nav{gap:16px}.nav a.hide-sm,.logo__en{display:none}.rfq-item{grid-template-columns:96px minmax(0,1fr);grid-template-areas:"thumb head""specs specs";gap:14px;padding:14px}.rfq-thumb{width:96px;height:74px}.rfq-specs{gap:12px 20px}}