:root{--ink:#172e37;--muted:#5d6c70;--blue:#27675e;--paper:#fbfbf8;--line:#dce3df;--soft:#edf2ef}
body{font-family:"Noto Sans TC","PingFang TC","Microsoft JhengHei",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
html{scroll-padding-top:108px}
.pi-icon{display:inline-block;width:24px;height:24px;flex:none;vertical-align:middle}
.skip{z-index:1001}.skip:focus{top:12px}
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid #e5e9e6}
.site-header-inner{max-width:1376px;width:calc(100% - 96px);height:88px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-brand{display:inline-flex;align-items:center;gap:12px;white-space:nowrap;font-size:21px;font-weight:700;line-height:1.35;letter-spacing:.04em;color:#172e37}
.site-brand:hover{color:#27675e}.site-brand img{width:52px;height:52px;object-fit:contain;flex:none;border-radius:50%}
.site-brand small{display:block;margin-top:4px;font-size:10px;font-weight:500;letter-spacing:.2em}
.site-nav{display:flex;align-items:center;gap:30px}
.site-nav>a{font-size:14px;font-weight:500;position:relative;padding-block:10px;transition:color .18s}
.site-nav>a:not(.nav-contact)::after{content:"";position:absolute;bottom:4px;left:0;right:0;height:1px;background:#27675e;transform:scaleX(0);transform-origin:left;transition:transform .18s}
.site-nav>a:hover::after,.site-nav>a[aria-current=page]::after{transform:scaleX(1)}
.site-nav .nav-contact{display:inline-flex;align-items:center;gap:24px;padding:12px 20px;color:#fff;background:#172e37;border:1px solid #172e37;border-radius:3px;transition:background .2s}
.site-nav .nav-contact:hover{background:#27675e;border-color:#27675e}
.site-nav .pi-icon{width:17px;height:17px}.site-nav .platform-link{display:inline-flex;align-items:center;gap:6px}
.site-header .menu-toggle{display:none}
.site-footer{background:#162c33;color:#f5f7f4;padding:64px 0 22px}
.footer-inner{max-width:1248px;width:calc(100% - 112px);margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:56px}
.site-footer .site-brand{color:#fff}.site-footer .site-brand small{color:#b3c3c2}
.footer-identity p{color:#c0cecc;font-size:14px;margin:22px 0 8px}
.footer-identity>span{color:#9fb1b0;font-size:13px}
.footer-nav-group{display:flex;flex-direction:column;align-items:flex-start;gap:10px;font-size:14px}
.footer-nav-group>strong{font-weight:500;color:#edf1ed;margin:5px 0 9px}
.footer-nav-group>a{color:#b4c3c2}.footer-nav-group>a:hover,.footer-bottom a:hover{color:white}
.footer-nav-group .pi-icon{width:14px;height:14px}
.footer-bottom{grid-column:1/-1;display:flex;align-items:center;gap:32px;border-top:1px solid #ffffff21;margin-top:8px;padding-top:24px;color:#a7b9b8;font-size:12px}
.footer-bottom small{font-size:12px;margin-right:auto}.back-top{display:inline-flex;gap:16px;align-items:center}
@media(max-width:1100px){.site-header-inner{width:calc(100% - 56px)}.site-nav{gap:20px}.site-brand{font-size:19px}.footer-inner{width:calc(100% - 64px)}}
@media(max-width:1000px){
    .site-header-inner{height:auto;min-height:78px;flex-wrap:wrap;padding-block:12px}
    .site-nav{width:100%;display:flex;flex-direction:column;align-items:stretch;gap:4px;padding:12px 0}
    .site-nav>a{padding:12px 4px;font-size:16px}.site-nav .nav-contact{justify-content:space-between;margin-top:8px;padding:13px 18px}
    .site-header.nav-ready .site-header-inner{height:78px;padding-block:0;flex-wrap:nowrap}
    .site-header.nav-ready .menu-toggle{display:flex;align-items:center;justify-content:center;flex:none;width:44px;min-height:44px;padding:11px;border:0;background:transparent;color:var(--ink);cursor:pointer}
    .menu-lines{display:block;width:22px;height:14px;position:relative;border-top:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transition:transform .2s}
    .menu-lines::after{content:"";position:absolute;top:5px;left:0;right:0;border-top:1.5px solid currentColor}
    .menu-toggle[aria-expanded=true] .menu-lines{border-bottom:0;border-top:0;transform:rotate(45deg)}
    .menu-toggle[aria-expanded=true] .menu-lines::before{content:"";position:absolute;top:5px;left:0;right:0;border-top:1.5px solid currentColor;transform:rotate(90deg)}
    .site-header.nav-ready .site-nav{display:none;position:absolute;inset:100% 0 auto;background:#fff;padding:18px 28px 24px;border-bottom:1px solid #dce3df;box-shadow:0 18px 24px #172e3710;max-height:calc(100dvh - 78px);overflow-y:auto}
    .site-header.nav-ready .site-nav.is-open{display:flex}
    .footer-inner{grid-template-columns:1.5fr 1fr 1fr;gap:32px}
}
@media(max-width:650px){
    html{scroll-padding-top:92px}.site-header-inner{width:calc(100% - 40px)}
    .site-header.nav-ready .site-header-inner{height:74px;min-height:74px}
    .site-brand{font-size:17px;gap:9px;letter-spacing:.02em}.site-brand img{width:44px;height:44px}.site-brand small{font-size:8px;letter-spacing:.18em}
    .site-header.nav-ready .site-nav{padding-inline:20px;max-height:calc(100dvh - 74px)}
    .site-footer{padding:44px 0 20px}.footer-inner{width:calc(100% - 40px);grid-template-columns:1fr 1fr;gap:32px 20px}
    .footer-identity{grid-column:1/-1}.footer-identity p{margin-top:18px}.footer-nav-group{font-size:14px;gap:9px}
    .footer-bottom{flex-wrap:wrap;gap:12px 24px;margin-top:0;padding-top:22px}.footer-bottom small{flex-basis:100%;font-size:11px}.back-top{margin-left:auto}
}
@media(prefers-reduced-motion:reduce){.site-nav>a,.site-nav>a::after,.site-nav .nav-contact,.menu-lines{transition:none}}