.site-header{height:64px;padding:0 clamp(20px,4vw,60px);display:flex;align-items:center;justify-content:space-between;gap:20px;background:#101a2b;color:#fff;font-family:"Microsoft YaHei",sans-serif}
.site-brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:#fff}
.site-brand>span{width:34px;height:34px;display:grid;place-items:center;border:1px solid #d6aa53;color:#d6aa53;transform:rotate(45deg);font-weight:800}
.site-brand strong{font-size:16px;letter-spacing:.15em}.site-brand small{display:block;margin-top:3px;color:#9eabbc;font:7px Arial;letter-spacing:.28em}
.site-header nav{display:flex;align-self:stretch;gap:28px}.site-header nav a{display:flex;align-items:center;position:relative;text-decoration:none;color:#c0c7d0;font:13px system-ui}
.site-header nav a[aria-current=page]{color:#fff}.site-header nav a[aria-current=page]:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:#d6aa53}
.profile-chip{padding:9px 14px;border:1px solid #ffffff33;border-radius:20px;text-decoration:none;font:12px system-ui;color:#fff}
.mobile-nav{display:none}.return-link{display:inline-block;color:#866039;font:700 12px/1.6 system-ui;margin-bottom:8px;text-decoration:none}
@media(max-width:850px){body{padding-bottom:58px}.site-header{height:58px;padding:0 17px}.site-header nav,.site-header .profile-chip{display:none}.mobile-nav{position:fixed;z-index:30;inset:auto 0 0;height:58px;display:flex;justify-content:space-around;align-items:center;background:#101a2b}.mobile-nav a{color:#d7dce2;text-decoration:none;font:12px system-ui}.mobile-nav a[aria-current=page]{color:#f3cc83}.toast,.game-toast.show{bottom:70px}}