/* The supplied horizontal logo has large transparent margins above/below. */
.site-header{min-height:126px;padding:10px 3%;gap:24px;display:flex;align-items:center;justify-content:space-between;flex-direction:row;position:sticky;top:0;z-index:100;background:#fff;line-height:1.6;font-family:"Microsoft JhengHei",system-ui,sans-serif;border-bottom:1px solid #e5eeee}
.site-header a{text-decoration:none;color:var(--ink,#243c43)}
.brand{position:relative;flex:0 1 580px;width:580px;height:106px;overflow:hidden}
.brand img{position:absolute;top:50%;left:0;width:100%;height:auto;max-width:none;transform:translateY(-46%)}
.site-header nav{gap:26px;flex-shrink:0;margin-right:4%}
.site-header nav a{font-size:18px;line-height:1.6;padding:14px 0}
@media(max-width:1200px){.site-header{flex-wrap:wrap}.brand{flex-basis:520px;width:520px}.site-header nav{margin-left:auto}}
@media(max-width:1000px){.site-header{min-height:100px}.brand{flex:0 1 min(580px,calc(100% - 90px));width:calc(100% - 90px);height:88px}.site-header nav{margin-left:0;margin-right:0;gap:12px 24px}.site-header nav a{font-size:17px}}
@media(max-width:600px){.site-header{padding:8px 16px;gap:12px;min-height:76px}.brand{flex-basis:calc(100% - 72px);width:calc(100% - 72px);height:60px}.menu-toggle{font-size:13px;padding:7px}}