.navbar{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:1000;background-color:#fffffff5;border-bottom:1px solid #0b5cad1a;align-items:center;min-height:76px;display:flex;position:sticky;top:0;box-shadow:0 2px 12px #0f172a0f}.nav-content{justify-content:space-between;align-items:center;width:100%;display:flex}.logo-container{align-items:center;gap:10px;min-width:0;display:flex}.logo-img{border-radius:4px;width:auto;height:50px}.logo-text{color:var(--primary-color);white-space:nowrap;font-size:22px;font-weight:700}.nav-links{align-items:center;gap:22px;display:flex}.nav-links a{transition:var(--transition);padding:8px 0;font-weight:500;position:relative}.nav-links a:hover,.nav-links a.active{color:var(--primary-color)}.nav-links a.active:after{content:"";background:var(--accent-color);height:2px;position:absolute;bottom:0;left:0;right:0}.hamburger{cursor:pointer;z-index:1001;background:0 0;border:0;flex-direction:column;gap:6px;padding:8px;display:none}.hamburger .bar{background-color:var(--dark-color);border-radius:3px;width:25px;height:3px;transition:all .3s ease-in-out;display:block}.hamburger.active .bar:first-child{transform:translateY(9px)rotate(45deg)}.hamburger.active .bar:nth-child(2){opacity:0}.hamburger.active .bar:nth-child(3){transform:translateY(-9px)rotate(-45deg)}@media (width<=768px){.hamburger{display:flex}.nav-links{background-color:var(--white);text-align:center;visibility:hidden;pointer-events:none;flex-direction:column;gap:0;width:100%;padding:18px 0 24px;transition:all .3s;position:fixed;top:76px;left:-100%;box-shadow:0 10px 10px #0000001a}.nav-links.active{visibility:visible;pointer-events:auto;left:0}.nav-links li{margin:15px 0}.logo-text{font-size:18px}.logo-img{height:40px}}.lang-switcher{align-items:center;gap:5px;margin-left:20px;display:flex}.lang-switcher button{cursor:pointer;color:var(--text-color);transition:var(--transition);background:0 0;border:none;padding:2px 5px;font-size:14px;font-weight:500}.lang-switcher button.active{color:var(--primary-color);font-weight:700}.lang-switcher button:hover{color:var(--primary-color)}.lang-switcher span{color:#ccc;font-size:12px}@media (width<=768px){.lang-switcher{justify-content:center;margin-top:10px;margin-left:0}}.footer{color:var(--white);background-color:#17202a;padding:40px 0 20px}.footer-content{flex-wrap:wrap;justify-content:space-between;gap:20px;margin-bottom:30px;display:flex}.footer-info h3{margin-bottom:10px}.footer-bottom{text-align:center;color:#b8c0cc;border-top:1px solid #ffffff1a;padding-top:20px;font-size:14px}.footer-icp{margin-bottom:8px}.footer-icp a{color:#ffffffc7;text-decoration:none;transition:color .2s}.footer-icp a:hover{color:var(--white)}.footer-contact{color:#ffffffc7;max-width:520px}@media (width<=768px){.footer-content{flex-direction:column}}.hero{min-height:560px;color:var(--white);text-align:left;background-color:#0000;background-image:linear-gradient(90deg,#051222d1,#0512226b),url(/assets/vacuum_furnace-Df9Nc98V.webp);background-position:50%;background-repeat:repeat,repeat;background-size:cover;background-attachment:scroll,scroll;background-origin:padding-box,padding-box;background-clip:border-box,border-box;align-items:center;display:flex}.hero-content{max-width:800px;margin:0}.hero h1{margin-bottom:20px;font-size:46px;line-height:1.15}.hero p{opacity:.9;margin-bottom:30px;font-size:20px}.hero-btns{flex-wrap:wrap;justify-content:flex-start;gap:20px;display:flex}.btn-outline{border:2px solid var(--white);color:var(--white)}.btn-outline:hover{background-color:var(--white);color:var(--primary-color)}.section-title{text-align:center;margin-bottom:50px;padding-bottom:15px;position:relative}.section-title:after{content:"";background-color:var(--accent-color);width:60px;height:3px;position:absolute;bottom:0;left:50%;transform:translate(-50%)}.image-gallery{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:30px;margin-bottom:60px;display:grid}.gallery-item{background:#eef2f6;border-radius:8px;height:250px;position:relative;overflow:hidden;box-shadow:0 8px 24px #0f172a14}.gallery-item img{object-fit:cover;width:100%;height:100%;transition:transform .5s}.gallery-item:hover img{transform:scale(1.1)}.gallery-item:nth-child(3) img,.gallery-item:nth-child(4) img{object-position:center 62%}.gallery-caption{color:#fff;text-align:center;background:#000000b3;padding:10px;font-size:14px;transition:transform .3s;position:absolute;bottom:0;left:0;right:0;transform:translateY(100%)}.gallery-item:hover .gallery-caption{transform:translateY(0)}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;display:grid}.feature-card{text-align:left;background-color:var(--white);border:1px solid var(--border-color);border-left:4px solid var(--primary-color);transition:var(--transition);border-radius:8px;padding:34px 32px}.feature-card:hover{transform:translateY(-5px);box-shadow:0 12px 28px #0f172a1a}.feature-card h3{margin-bottom:14px}.feature-card p{color:var(--secondary-color)}.product-types{grid-template-columns:1fr 1fr;gap:30px;display:grid}.product-type{border-left:4px solid var(--primary-color);background-color:var(--white);border-top:1px solid var(--border-color);border-right:1px solid var(--border-color);border-bottom:1px solid var(--border-color);color:inherit;border-radius:0 8px 8px 0;padding:30px;text-decoration:none;display:block}.text-link{color:var(--primary-color);margin-top:15px;font-weight:600;display:inline-block}@media (width<=768px){.hero{text-align:left;min-height:500px}.hero h1{font-size:34px}.hero p{font-size:17px}.hero-btns{gap:12px}.image-gallery,.feature-grid,.product-types{grid-template-columns:1fr}.gallery-item{height:220px}.feature-card,.product-type{padding:24px}}:root{--primary-color:#0b5cad;--primary-dark:#063d78;--accent-color:#c58a2a;--secondary-color:#667085;--dark-color:#1f2933;--light-color:#f5f7fa;--white:#fff;--text-color:#212529;--border-color:#e4e7ec;--transition:all .3s ease}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-color);text-rendering:optimizelegibility;background-color:#fbfcfd;font-family:Segoe UI,Microsoft YaHei,Arial,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}ul{list-style:none}img{max-width:100%;display:block}button,input,select{font:inherit}.content{overflow:hidden}.app-container{flex-direction:column;min-height:100vh;display:flex}.content{flex:1}.page-loading{min-height:calc(100vh - 76px);color:var(--secondary-color);place-items:center;font-weight:600;display:grid}.container{max-width:1200px;margin:0 auto;padding:0 20px}section{padding:64px 0}h1,h2,h3{margin-bottom:20px}.btn{cursor:pointer;transition:var(--transition);border:1px solid #0000;border-radius:4px;padding:10px 20px;font-weight:600;display:inline-block}.btn-primary{background-color:var(--primary-color);color:var(--white);border:none}.btn-primary:hover{background-color:var(--primary-dark)}.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline-offset:3px;outline:3px solid #c58a2a59}@media (width<=768px){.container{padding:0 16px}section{padding:44px 0}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}