/* 登录门禁 + 角色徽标 + 移动端 */
.auth-gate{position:fixed;inset:0;z-index:9999;display:none;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f172a,#1e3a8a);padding:20px}
.auth-card{width:380px;max-width:100%;background:var(--panel);border-radius:var(--r-lg);box-shadow:var(--sh-3);padding:26px 24px}
.auth-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.auth-brand .logo{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#2f6bff,#7c5cff);display:grid;place-items:center;font-weight:800;color:#fff;font-size:18px}
.auth-brand b{display:block;font-size:16px;color:var(--ink)}
.auth-brand span{display:block;font-size:12px;color:var(--muted)}
.auth-tabs{display:flex;gap:6px;background:var(--panel-2);padding:4px;border-radius:10px;margin-bottom:16px}
.auth-tabs span{flex:1;text-align:center;padding:8px 0;border-radius:8px;font-size:13.5px;color:var(--ink-2);cursor:pointer}
.auth-tabs span.on{background:var(--panel);color:var(--accent);font-weight:650;box-shadow:var(--sh-1)}
.auth-sep{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:14px 0}
.auth-sep::before,.auth-sep::after{content:"";flex:1;height:1px;background:var(--line)}
.auth-invite{background:var(--accent-soft);border:1px solid var(--accent);border-radius:10px;padding:10px 12px;margin-bottom:14px;line-height:1.5}
.auth-invite b{display:block;font-size:13.5px;color:var(--accent);margin-bottom:2px}
.auth-invite span{font-size:12px;color:var(--ink-2)}
.auth-join{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:8px 12px;margin-bottom:12px;font-size:12.5px;color:var(--ink-2);line-height:1.4}
.auth-join.ok{background:var(--ok-soft,#e8f7ee);border-color:var(--ok,#16a34a);color:var(--ok,#15803d)}
.auth-join.warn{background:var(--warn-soft,#fdf3e3);border-color:var(--warn,#d97706);color:var(--warn,#b45309)}
.auth-foot{margin-top:16px;font-size:12px;color:var(--muted);text-align:center;line-height:1.6}
.input.xs{padding:5px 8px;font-size:12.5px}
.role-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:20px;background:var(--accent-soft);color:var(--accent);font-size:12.5px;font-weight:600}

/* 移动端：窄屏下顶栏折叠，应用更紧凑 */
@media (max-width:720px){
  .app{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;width:236px;transform:translateX(-100%);transition:transform .2s;z-index:50}
  .side.open{transform:none}
  .topbar{flex-wrap:wrap;gap:8px}
  .topbar .page-title{font-size:16px}
  .auth-card{width:100%}
}