.automix-header,.automix-header *{box-sizing:border-box}
.automix-header{height:68px;padding:0 max(28px,calc((100vw - 1420px)/2));display:flex;align-items:center;border-bottom:1px solid #d8ddda;background:rgba(255,255,255,.92);position:sticky;top:0;z-index:60;backdrop-filter:blur(12px);color:#182126;font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
.automix-brand{display:flex;align-items:center;gap:10px;color:#182126;text-decoration:none;white-space:nowrap}
.automix-brand span{width:34px;height:34px;border-radius:10px;background:#182126;color:#fff;display:grid;place-items:center;font-size:12px;letter-spacing:.08em}
.automix-brand strong{font-size:16px}
.automix-nav{display:flex;gap:4px;margin-left:38px}
.automix-nav a{padding:9px 14px;border-radius:8px;text-decoration:none;color:#66747a;font-size:14px;white-space:nowrap}
.automix-nav a:hover,.automix-nav a.active{background:#eef1ee;color:#182126}
.automix-identity{margin-left:auto;color:#66747a;font-size:13px;white-space:nowrap}
.automix-header-action{width:36px;height:36px;margin-left:9px;border:1px solid #d8ddda;border-radius:8px;background:#fff;color:#182126;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;font-size:18px;padding:0}
.automix-header-action:hover{background:#eef1ee}
.automix-header .hamburger{display:none;margin:0 10px 0 0}
@media(max-width:760px){.automix-header{padding:0 14px}.automix-brand strong,.automix-identity{display:none}.automix-nav{margin-left:12px;gap:1px}.automix-nav a{padding:8px 7px;font-size:12px}.automix-header .hamburger{display:inline-flex}.automix-theme{display:none}}