.header{font-size:var(--font-xl);z-index:1000;background-color:var(--color-surface);height:96px;box-shadow:0 2px 12px var(--color-shadow-soft);position:sticky;top:0}.header-inner{width:100%;max-width:1280px;height:100%;margin:0 auto;padding:0 32px;position:relative}.header-center{justify-content:center;align-items:center;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.header-logo{width:auto;height:56px;display:block}