.topbar,.site-header{--site-header-deep:#063d43;--site-header-accent:#087d84;--site-header-text:#073d42;--site-header-muted:#4f6f72;--site-header-line:#c9dfe1;--site-header-radius:10px;font-family:"Segoe UI","Microsoft YaHei",Arial,sans-serif}.skip-link{position:fixed;z-index:2000;top:12px;left:12px;padding:10px 14px;color:#fff;border-radius:8px;background:#063d43;font-size:14px;font-weight:800;transform:translateY(-160%);transition:transform .2s ease}.skip-link:focus{transform:translateY(0)}.topbar{height:38px;color:var(--site-header-text);background:rgb(255 255 255 / .98);font-size:13px}.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between}.topbar .tagline{color:var(--site-header-text);font-weight:700}.topbar .contact{display:flex;align-items:center;gap:18px;color:var(--site-header-muted);font-weight:650}.site-header{height:86px;background:rgb(255 255 255 / .98);border-bottom:1px solid var(--site-header-line)}.language-menu{position:relative;margin-left:2px}.language-menu button{min-height:30px;display:inline-flex;align-items:center;gap:7px;padding:0 10px;border:1px solid var(--site-header-accent);border-radius:9px;color:#fff;background:var(--site-header-accent);box-shadow:0 4px 12px rgb(8 125 132 / .18);font:inherit;font-weight:800;cursor:pointer;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease}.language-menu button:hover,.language-menu.is-open button{border-color:var(--site-header-deep);background:var(--site-header-deep);box-shadow:0 6px 16px rgb(6 61 67 / .2)}.language-menu button:focus-visible{outline:3px solid rgb(8 125 132 / .24);outline-offset:2px}.language-icon{width:17px;height:17px;flex:0 0 auto;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.language-current{line-height:1}.language-chevron{width:10px;height:7px;flex:0 0 auto;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s ease}.language-options{width:154px;position:absolute;z-index:1100;top:calc(100% + 8px);right:0;padding:8px;opacity:0;visibility:hidden;border:1px solid var(--site-header-line);border-radius:12px;background:#fff;box-shadow:0 16px 34px rgb(6 61 67 / .16);transform:translateY(6px);transition:opacity .2s ease,visibility .2s ease,transform .2s ease}.language-options::before{width:10px;height:10px;position:absolute;top:-6px;right:19px;content:"";border-top:1px solid var(--site-header-line);border-left:1px solid var(--site-header-line);background:#fff;transform:rotate(45deg)}.language-options a{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:8px 10px;border-radius:7px;color:var(--site-header-text);font-size:13px;font-weight:750}.language-options a small{color:var(--site-header-muted);font-size:10px;font-weight:800;letter-spacing:.08em}.language-options a.is-current{color:var(--site-header-deep);background:#eaf5f5}.language-options a:hover,.language-options a:focus-visible{color:#fff;background:var(--site-header-accent);outline:0}.language-options a:hover small,.language-options a:focus-visible small{color:#fff}.language-menu:hover .language-options,.language-menu:focus-within .language-options,.language-menu.is-open .language-options{opacity:1;visibility:visible;transform:translateY(0)}.language-menu:hover .language-chevron,.language-menu:focus-within .language-chevron,.language-menu.is-open .language-chevron{transform:rotate(180deg)}.site-header .container{height:100%;display:grid;grid-template-columns:252px minmax(0,1fr) max-content;align-items:center;column-gap:30px}.site-logo-link{width:252px;display:block}.site-header .logo{width:252px;height:66px;object-fit:contain}.site-header .main-nav{width:100%;margin:0;display:flex;align-items:center;justify-content:space-between;gap:0;white-space:nowrap}.site-header .main-nav a{position:relative;padding-bottom:5px;color:var(--site-header-text);font-size:14px;font-weight:750;transition:color .3s ease}.site-header .main-nav small{display:block;margin-top:4px;color:var(--site-header-muted);font-size:11px;font-weight:650;text-align:center}.site-header .main-nav>a::after,.site-header .nav-group>a::after{position:absolute;bottom:0;left:0;width:100%;height:2px;content:"";background:var(--site-header-accent);transform:scaleX(0);transform-origin:center;transition:transform .3s ease}.site-header .main-nav>a:hover,.site-header .main-nav>a[aria-current="page"],.site-header .nav-group>a:hover,.site-header .nav-group>a[aria-current="page"]{color:var(--site-header-accent)}.site-header .main-nav>a:hover::after,.site-header .main-nav>a[aria-current="page"]::after,.site-header .nav-group>a:hover::after,.site-header .nav-group>a[aria-current="page"]::after{transform:scaleX(1)}.site-header .nav-group{position:relative}.site-header .nav-group>a{display:block}.site-header .subnav{width:340px;max-width:calc(100vw - 32px);position:absolute;z-index:1000;top:calc(100% + 18px);left:50%;padding:10px;opacity:0;visibility:hidden;border:1px solid var(--site-header-line);border-radius:10px;background:#fff;box-shadow:0 20px 44px rgb(6 61 67 / .16);transform:translate(-50%,8px);transition:opacity .2s ease,visibility .2s ease,transform .2s ease;white-space:normal}.site-header .mega-subnav{width:250px}.site-header .subnav::before{position:absolute;top:-19px;left:0;width:100%;height:19px;content:""}.site-header .subnav a{display:block;width:100%;box-sizing:border-box;padding:11px 13px;border-radius:6px;color:var(--site-header-deep);font-size:14px;font-weight:700;line-height:1.4;overflow-wrap:anywhere}.site-header .subnav a::after{display:none}.site-header .subnav a:hover{color:#fff;background:var(--site-header-accent)}.site-header .nav-group:hover .subnav,.site-header .nav-group:focus-within .subnav{opacity:1;visibility:visible;transform:translate(-50%,0)}.site-header .header-action{display:flex;align-items:center;justify-content:flex-end;gap:15px}.site-header .header-phone{text-align:right;line-height:1.2}.site-header .header-phone span{color:#E65100;font-size:22px;font-weight:700}.site-header .header-phone strong{display:block;color:#E65100;font-size:16px;font-weight:800}.site-header .header-cta{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border:1px solid var(--site-header-accent);border-radius:var(--site-header-radius);color:#fff;background:var(--site-header-accent);box-shadow:none;font-size:14px;font-weight:800;white-space:nowrap;transition:color .3s ease,background-color .3s ease,border-color .3s ease,box-shadow .3s ease,transform .3s ease}.site-header .header-cta:hover{color:#fff;background:color-mix(in srgb,var(--site-header-accent) 90%,white 10%);box-shadow:0 14px 28px rgb(8 125 132 / .30);transform:translateY(-1px)}.site-header a:focus-visible{outline:3px solid color-mix(in srgb,var(--site-header-accent) 45%,white);outline-offset:4px}