.mobile-bottom-nav{display:none}.mobile-chat-back,.mobile-context-toggle{display:none}
@media(max-width:900px){
  body{padding-bottom:72px}.topbar{height:64px}.topbar h1{font-size:17px}.topbar .eyebrow{display:none}
  .mobile-bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.97);border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(15,23,42,.08);padding:6px max(6px,env(safe-area-inset-right)) calc(6px + env(safe-area-inset-bottom)) max(6px,env(safe-area-inset-left))}
  .mobile-bottom-nav button{min-height:52px;border:0;background:transparent;color:var(--muted);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;border-radius:10px;font-size:10px;font-weight:650;cursor:pointer}
  .mobile-bottom-nav button>span:first-child{font-size:18px;line-height:1}.mobile-bottom-nav button.active{color:var(--purple);background:#f3f0ff}.mobile-bottom-nav button:focus-visible{outline:3px solid rgba(103,87,232,.28);outline-offset:1px}
  .button,.icon-button,.nav-item,.tabs button,.context-tabs button,.thread{min-height:44px}
  .conversation-layout.mobile-chat-open{display:block;min-height:calc(100dvh - 136px)}.conversation-layout.mobile-chat-open .conversation-list{display:none}.conversation-layout.mobile-chat-open .chat-panel{display:flex;position:fixed;inset:64px 0 calc(64px + env(safe-area-inset-bottom)) 0;z-index:24;border:0;border-radius:0;box-shadow:none;background:#fff}
  .conversation-layout.mobile-chat-open .chat-header{padding-left:8px}.mobile-chat-back,.mobile-context-toggle{display:inline-grid;place-items:center;min-width:44px;min-height:44px;border:0;background:transparent;border-radius:10px;color:var(--text);font-size:18px;cursor:pointer}
  .conversation-layout.mobile-context-open .context-panel{display:block;position:fixed;inset:64px 0 calc(64px + env(safe-area-inset-bottom)) 0;z-index:25;overflow:auto;border:0;border-radius:0;box-shadow:none;background:#fff}
  .conversation-layout.mobile-context-open .chat-panel{display:none}.conversation-layout.mobile-context-open .conversation-list{display:none}
  .conversation-list{min-height:calc(100dvh - 220px)}.thread{padding:12px 14px}.thread-title strong{font-size:13px}.thread p{font-size:11px}.ownership{font-size:10px}
  .view{padding-bottom:26px}.page-heading h2{font-size:21px}.page-heading p{font-size:12px}.metric-card{min-height:112px}
}
@media(max-width:560px){
  .metric-grid{grid-template-columns:1fr}.metric-card{min-height:auto}.environment-pill{display:none}.avatar.small{width:32px;height:32px}.donut-wrap{flex-direction:column}.page-heading{gap:10px}.heading-actions{flex-wrap:wrap}
  .settings-grid,.team-grid,.reports-grid{grid-template-columns:1fr!important}.panel{padding:14px}.conversation-filters{align-items:stretch}.conversation-filters .button{min-width:72px}
}