.site-header{position:fixed;inset:0 0 auto;z-index:1000;height:var(--header-height);border-bottom:1px solid transparent;transition:background .25s,border-color .25s,box-shadow .25s}
.site-header.is-scrolled{background:rgba(10,15,29,.9);border-color:var(--line);box-shadow:0 8px 28px rgba(0,0,0,.18);backdrop-filter:blur(14px)}
.header-inner{width:100%;max-width:var(--header-maxw);margin:0 auto;height:100%;display:flex;align-items:center;gap:0;padding:0 var(--header-gutter)}
.brand{font-size:1.35rem;font-weight:800;text-decoration:none;white-space:nowrap;flex-shrink:0}.brand-mark{display:inline-flex;align-items:center;color:var(--accent);margin-right:7px}.brand-mark__icon{width:1em;height:1em;fill:currentColor}.brand-logo-img{height:40px;width:auto;max-width:220px;display:block;flex-shrink:0;object-fit:contain}.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}.icon{width:1em;height:1em;flex:0 0 auto;vertical-align:-.125em}
.site-nav{display:flex;align-items:center;gap:4px;margin-left:200px;flex-wrap:nowrap;flex:0 0 auto}.site-nav__item{position:relative}.site-nav__link,.header-actions a{display:inline-flex;align-items:center;gap:5px;min-height:38px;padding:7px 14px;border-radius:8px;color:var(--text-secondary);text-decoration:none;white-space:nowrap;flex-shrink:0;transition:color .2s,background .2s}.site-nav__chevron{width:13px;height:13px;flex:0 0 auto;opacity:.7;transition:transform .2s}.site-nav__item:hover .site-nav__chevron{transform:rotate(180deg)}.site-nav__submenu{position:absolute;top:100%;left:0;min-width:200px;padding:6px;margin-top:4px;border:1px solid var(--line);border-radius:12px;background:var(--bg-card);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s,transform .18s,visibility .18s;z-index:50}.site-nav__item:hover .site-nav__submenu,.site-nav__item:focus-within .site-nav__submenu,.site-nav__item.is-open .site-nav__submenu{opacity:1;visibility:visible;transform:translateY(0)}.site-nav__sublink{display:block;padding:9px 12px;border-radius:8px;color:var(--text-secondary);text-decoration:none;white-space:nowrap;transition:color .2s,background .2s}.site-nav__sublink:hover{color:var(--accent);background:rgba(79,124,255,.13)}
.site-nav__link:hover,.header-actions a:hover{color:var(--accent);background:rgba(79,124,255,.13)}.site-nav__link.is-active{color:var(--text-main);background:rgba(255,255,255,.08)}

button.site-nav__link{background:none;border:0;font:inherit;cursor:pointer}.header-actions{display:flex;gap:5px;flex-shrink:0;margin-left:auto;padding-left:34px}.header-actions .login-link{color:var(--text-main)}.header-actions .primary-link{color:#fff;background:var(--accent)}.header-actions .primary-link:hover{background:#ff6c7a}
.hero{position:relative;min-height:670px;padding:calc(var(--header-height) + 100px) 0 90px;overflow:hidden;background:var(--bg-page)}
.hero:after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(10,15,29,.9),rgba(10,15,29,.45) 48%,rgba(10,15,29,.12))}
.hero-slides,.hero-slide{position:absolute;inset:0}.hero-slide{opacity:0;transition:opacity .7s;background-size:cover;background-position:center;background-repeat:no-repeat}.hero-slide.is-active{opacity:1}.hero-slide img{width:100%;height:100%;object-fit:cover}.hero-content{position:relative;z-index:1;max-width:none}.hero-tip{margin-bottom:15px;color:#9db4ff;font-size:.88rem}.hero h1{max-width:620px;margin:0 0 22px;font-size:clamp(2rem,3.6vw,3.6rem);line-height:1.12;letter-spacing:-.04em}.hero-copy{max-width:540px;margin:0 0 32px;color:var(--text-secondary);font-size:1.12rem}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 24px;border:1px solid transparent;border-radius:9px;text-decoration:none;cursor:pointer;transition:transform .2s,background .2s,border-color .2s}.btn--primary{color:#fff;background:var(--accent)}.btn--primary:hover{background:#ff6c7a}.btn--outline{color:var(--text-main);border-color:rgba(255,255,255,.24);background:rgba(255,255,255,.04)}.btn--outline:hover{border-color:var(--primary);background:rgba(79,124,255,.13)}.hero-dots{display:flex;gap:8px;margin-top:48px}.hero-dot{width:42px;height:4px;padding:0;border:0;border-radius:4px;background:rgba(255,255,255,.28);cursor:pointer}.hero-dot.is-active{background:var(--accent)}
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.card-grid--flush{margin-bottom:48px}.product-card{position:relative;display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--bg-card);box-shadow:var(--shadow);transition:transform .25s,border-color .25s}.product-card:hover{transform:translateY(-7px);border-color:rgba(79,124,255,.6)}.product-card-image{width:100%;height:180px;object-fit:cover;background:var(--bg-card-light)}.product-card-image--empty{display:block;width:100%;height:180px;background:var(--bg-card-light)}.product-tag{position:absolute;top:12px;left:12px;z-index:2;padding:4px 10px;border-radius:999px;background:var(--accent);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.02em}.product-card-body{display:flex;flex-direction:column;flex:1;padding:22px}.product-card-body h3{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;margin:0 0 10px;font-size:1.2rem}.product-card-body p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;min-height:60px;margin:0 0 20px;color:var(--text-secondary);font-size:.9rem;line-height:1.4}.product-card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line)}.price{color:var(--accent);font-size:1.3rem;font-weight:800;white-space:nowrap}.price small{color:var(--text-muted);font-size:.72rem;font-weight:400}.product-card-footer .btn{flex-shrink:0;white-space:nowrap;padding:8px 16px;min-height:38px;font-size:.85rem}
#core-products{position:relative}.product-tabs{display:grid;grid-template-columns:250px minmax(0,1fr) 560px;gap:45px;align-items:start}.tab-list{display:flex;flex-direction:column;gap:10px;align-self:center}.tab-button{padding:16px;border:1px solid var(--line);border-radius:var(--radius-md);color:var(--text-secondary);background:var(--bg-card);text-align:left;cursor:pointer;transition:all .2s}.tab-button strong,.tab-button small{display:block}.tab-button small{margin-top:3px;color:var(--text-muted)}.tab-button.is-active,.tab-button:hover{border-color:var(--primary);color:#fff;background:rgba(79,124,255,.18)}.tab-panel{display:none;animation:fade-in .3s}.tab-panel.is-active{display:block}.tab-panel-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:30px;align-items:center}.product-tabs>div:nth-child(2){align-self:center}.core-products-figure{position:absolute;top:0;right:0;height:100%;width:auto;max-width:min(calc(50vw - 45px),calc(100% - 754px));max-height:none;object-fit:cover;object-position:right center;transition:opacity .18s ease}.core-products-figure.is-fading{opacity:0}.tab-panel h3{margin:0 0 12px;font-size:2rem}.tab-panel p{color:var(--text-secondary)}.check-list{padding:0;margin:22px 0;list-style:none;color:var(--text-secondary)}.check-list li{margin:10px 0}.check-list .icon{width:20px;height:20px;color:var(--success)}.tab-panel img{width:100%;border-radius:var(--radius-md)}

.feature-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:55px;align-items:center}.feature-preview{position:relative;overflow:hidden;min-height:360px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--bg-card)}.feature-preview img{width:100%;height:360px;object-fit:cover;transition:opacity .2s}.feature-preview.is-fading img{opacity:.35}.feature-overlay{position:absolute;right:20px;bottom:20px;left:20px;padding:18px;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-md);background:rgba(10,15,29,.78);backdrop-filter:blur(8px)}.feature-overlay h3,.feature-overlay p{margin:0}.feature-overlay p{margin-top:5px;color:var(--text-secondary);font-size:.88rem}.feature-list{display:grid;gap:12px}.feature-item{display:flex;gap:16px;padding:17px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--bg-card);cursor:pointer;transition:all .2s}.feature-item:hover,.feature-item.is-active{border-color:var(--primary);transform:translateX(7px)}.feature-icon{display:grid;place-items:center;flex:0 0 46px;height:46px;border-radius:10px;color:#fff;background:var(--primary)}.feature-icon .icon{width:22px;height:22px}.feature-item h3{margin:0 0 3px;font-size:1rem}.feature-item p{margin:0;color:var(--text-muted);font-size:.86rem}
.site-footer{padding:56px 0 25px;border-top:1px solid var(--line);background:#080c17}.footer-grid{display:grid;grid-template-columns:1.3fr repeat(3,1fr);gap:35px}.site-footer h3,.site-footer h4{margin:0 0 12px}.site-footer p,.site-footer a{color:var(--text-muted);font-size:.88rem}.site-footer p{margin:0}.site-footer a{display:block;width:fit-content;margin:7px 0;text-decoration:none;transition:color .15s ease}.site-footer a:hover{color:var(--primary)}.footer-logo-img{height:48px;width:auto;max-width:300px;display:block;margin:0 0 14px;object-fit:contain}.footer-bottom{padding-top:22px;margin-top:32px;border-top:1px solid var(--line);color:var(--text-muted);font-size:.8rem;text-align:center;white-space:nowrap}.footer-bottom .footer-icp{display:inline-flex;align-items:center;gap:4px;margin:0;color:inherit;text-decoration:none;vertical-align:middle;white-space:nowrap}.footer-bottom .footer-icp:hover{color:var(--primary)}.footer-icp__icon{width:13px;height:13px;flex:0 0 auto}.footer-bottom .footer-sitemap{display:inline-flex;margin:0;color:inherit;text-decoration:none;vertical-align:middle;white-space:nowrap}.footer-bottom .footer-sitemap:hover{color:var(--primary)}
.floating-buttons{position:fixed;right:20px;bottom:24px;z-index:900;display:grid;gap:9px}.floating-button{display:grid;place-items:center;width:46px;height:46px;border:1px solid rgba(255,255,255,.16);border-radius:12px;color:var(--text-main);background:rgba(21,31,51,.9);cursor:pointer;box-shadow:var(--shadow)}.floating-button:hover{color:#fff;background:var(--primary)}.floating-button .icon{width:20px;height:20px}
.contact-fly__item{position:relative;display:grid}.contact-fly__btn{display:grid;place-items:center}.contact-fly__ico{width:22px;height:22px}.contact-fly__ico--qq{color:#12b7f5}.contact-fly__ico--wx{color:#07c160}.contact-fly__pop{position:absolute;right:calc(100% + 12px);bottom:0;display:flex;gap:12px;padding:14px;background:var(--bg-card);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateX(8px);transition:opacity .18s ease,transform .18s ease,visibility .18s;white-space:nowrap;z-index:10}.contact-fly__item:hover .contact-fly__pop,.contact-fly__item:focus-within .contact-fly__pop{opacity:1;visibility:visible;transform:none}.contact-fly__item:hover .floating-button{color:#fff;background:var(--primary)}.contact-fly__item:hover .contact-fly__ico--qq{color:#8fdcff}.contact-fly__item:hover .contact-fly__ico--wx{color:#6df0ab}.contact-fly__code{text-align:center}.contact-fly__qr{display:inline-block;background:#fff;border-radius:10px;padding:8px;line-height:0}.contact-fly__qr img{max-width:140px;max-height:140px;width:auto;height:auto}.contact-fly__name{margin:8px 0 0;font-size:.85rem;font-weight:600;color:var(--text-main)}
@media (max-width:560px){.contact-fly__pop{padding:10px;gap:10px}.contact-fly__qr img{max-width:104px;max-height:104px}}
@keyframes fade-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}


.solution-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.solution-card{position:relative;aspect-ratio:27/38;overflow:hidden;border-radius:var(--radius-lg);background:var(--bg-card) center/cover;box-shadow:var(--shadow)}.solution-card__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.solution-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(5,9,18,.92))}.solution-card-content{position:absolute;right:20px;bottom:20px;left:20px;z-index:1}.solution-card h3{margin:0 0 4px;font-size:1.2rem}.solution-card p{margin:0;color:var(--text-secondary);font-size:.88rem}.solution-detail{position:absolute;inset:0;z-index:2;display:flex;flex-direction:column;justify-content:center;padding:26px;opacity:0;background:rgba(10,15,29,.94);transform:translateY(12px);transition:all .25s}.solution-card:hover .solution-detail{opacity:1;transform:translateY(0)}.solution-detail h4{margin:0 0 10px}.solution-detail p{color:var(--text-secondary)}.solution-detail ul{padding-left:20px;margin:10px 0 20px;color:var(--text-secondary);font-size:.88rem}#solutions .solution-detail .btn--outline{color:var(--accent);border-color:rgba(255,83,100,.55);background:rgba(255,83,100,.08)}#solutions .solution-detail .btn--outline:hover{color:#fff;border-color:var(--accent);background:var(--accent)}
.compatible-section{overflow:hidden;background:var(--bg-section)}#compatible .section-heading{max-width:none}#compatible .section-heading h2{white-space:nowrap}.compatible-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:34px}.compatible-tag{padding:8px 15px;border:1px solid var(--line);border-radius:999px;color:var(--text-secondary);background:var(--bg-card);cursor:pointer}.compatible-tag.is-active,.compatible-tag:hover{border-color:var(--primary);color:#fff;background:rgba(79,124,255,.18)}.compatible-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:center}.compatible-gallery figure{height:300px;margin:0;overflow:hidden;border-radius:var(--radius-lg);opacity:.65;transition:opacity .3s,box-shadow .25s;cursor:pointer}.compatible-gallery figure.is-active{opacity:1}.compatible-gallery figure:hover{opacity:1;box-shadow:0 0 0 2px var(--primary)}.compatible-gallery img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.compatible-gallery figure:hover img{transform:scale(1.05)}
.compatible-more-wrap{text-align:center;margin-top:28px}.compatible-more{display:inline-flex;align-items:center;gap:5px;padding:8px 15px;border:1px solid var(--line);border-radius:999px;color:var(--text-secondary);background:var(--bg-card);transition:color .15s ease,border-color .15s ease,background .15s ease}.compatible-more svg{width:14px;height:14px}.compatible-more:hover{border-color:var(--primary);color:#fff;background:rgba(79,124,255,.18)}
.article-tabs{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:30px}.article-tab{padding:9px 17px;border:1px solid var(--line);border-radius:999px;color:var(--text-secondary);background:var(--bg-card);cursor:pointer}.article-tab.is-active,.article-tab:hover{border-color:var(--primary);color:#fff;background:rgba(79,124,255,.18)}

.article-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.article-card{display:flex;align-items:center;gap:14px;padding:14px 16px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--bg-card);color:inherit;text-decoration:none;transition:border-color .25s,background .25s}
.article-card:hover{border-color:rgba(79,124,255,.55);background:var(--bg-card-light)}
.article-card__thumb{width:108px;height:76px;flex:0 0 108px;object-fit:cover;border-radius:var(--radius-md)}
.article-card-body{flex:1;min-width:0}
.article-card h3{margin:0 0 8px;font-size:1rem;line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;transition:color .2s ease}
.article-card:hover h3{color:var(--primary)}
.article-meta{display:flex;gap:14px;color:var(--text-muted);font-size:.78rem}
.article-meta .icon{width:14px;height:14px;vertical-align:-.2em}




.header-actions .h-user{min-height:0;width:34px;height:34px;padding:0;border-radius:50%;display:inline-flex;align-items:center;justify-content:center}
.header-actions .h-user .icon{width:20px;height:20px}
.header-actions .h-user__img{width:28px;height:28px;border-radius:50%;object-fit:cover;display:block;box-shadow:0 0 0 1.5px rgba(255,255,255,.28);transition:box-shadow .2s}
.header-actions .h-user:hover{color:var(--accent);background:rgba(79,124,255,.13)}
.header-actions .h-user:hover .h-user__img{box-shadow:0 0 0 1.5px var(--accent)}
.header-actions .h-out{color:var(--text-secondary)}
.header-actions .h-out .icon{width:18px;height:18px}
.header-actions .h-out:hover{color:var(--accent)}
.product-card-footer--cta .btn{flex:1 1 auto}