*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#f5f7fb;color:#18202a}.app-shell{display:flex;min-height:100vh}.sidebar{width:240px;background:#111827;color:#fff;padding:24px 16px;display:flex;flex-direction:column}.brand{font-weight:900;letter-spacing:.08em;font-size:22px;margin:0 8px 30px}.brand span{font-weight:400;opacity:.65}.sidebar nav{display:grid;gap:6px}.sidebar a{color:#cbd5e1;text-decoration:none;padding:11px 12px;border-radius:8px}.sidebar a:hover{background:#1f2937;color:#fff}.sidebar-bottom{margin-top:auto;padding:12px}.small{font-size:12px;color:#94a3b8;margin-bottom:8px}.main{flex:1;min-width:0}.topbar{height:68px;background:#fff;border-bottom:1px solid #e5e7eb;display:flex;align-items:center;justify-content:space-between;padding:0 28px}.role{font-size:12px;color:#64748b;text-transform:uppercase}.content{padding:28px;max-width:1500px;margin:auto}.grid{display:grid;gap:20px}.grid.stats{grid-template-columns:repeat(3,1fr);margin-bottom:20px}.grid.two{grid-template-columns:1fr 1.5fr}.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:22px;box-shadow:0 1px 2px rgba(0,0,0,.03)}h1,h2{margin-top:0}h2{font-size:18px}.stat{font-size:32px;font-weight:800;margin-top:8px}.muted{color:#64748b;font-size:13px}.button{display:inline-block;border:0;border-radius:8px;background:#111827;color:#fff;padding:10px 16px;text-decoration:none;cursor:pointer}.button.full{width:100%}.button.tiny,.button.smallbtn{padding:6px 9px;font-size:12px}.alert{background:#fee2e2;color:#991b1b;padding:12px 16px;margin:16px 28px;border-radius:8px}.login-body{min-height:100vh;display:grid;place-items:center;background:#f3f4f6}.login-card{width:min(420px,92vw);background:#fff;padding:32px;border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.08)}.center{text-align:center;margin-bottom:20px}label{display:block;font-size:13px;font-weight:600;margin:12px 0}input,select,textarea{width:100%;margin-top:6px;padding:10px 11px;border:1px solid #d1d5db;border-radius:8px;background:#fff;font:inherit}textarea{min-height:80px;resize:vertical}.list-row,.permission-row{border-top:1px solid #edf0f4;padding:13px 0;display:flex;justify-content:space-between;gap:14px}.permission-row{display:block}.permission-row form{margin-top:10px}.checks{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}.check{display:flex;align-items:center;gap:5px;font-weight:400;margin:0}.check input{width:auto;margin:0}.pill,.unread{background:#e2e8f0;color:#334155;border-radius:999px;padding:4px 8px;font-size:11px}.inbox{display:grid;grid-template-columns:360px 1fr;height:calc(100vh - 68px);background:#fff;border:1px solid #e5e7eb}.conversation-list{border-right:1px solid #e5e7eb;overflow:auto}.inbox-head{height:60px;padding:18px;border-bottom:1px solid #e5e7eb;display:flex;justify-content:space-between}.conversation{display:flex;gap:10px;padding:13px 14px;border-bottom:1px solid #f1f5f9;text-decoration:none;color:inherit}.conversation:hover,.conversation.selected{background:#f8fafc}.avatar{width:38px;height:38px;border-radius:50%;background:#e2e8f0;display:grid;place-items:center;font-weight:700}.conv-main{min-width:0;flex:1}.conv-main strong{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat{display:flex;flex-direction:column;min-width:0}.chat-head{padding:14px 18px;border-bottom:1px solid #e5e7eb;display:flex;justify-content:space-between;gap:15px}.head-actions{display:flex;gap:8px}.head-actions form{margin:0}.messages{flex:1;overflow:auto;padding:22px;background:#f7f8fa}.message{display:flex;margin:8px 0}.message.in{justify-content:flex-start}.message.out{justify-content:flex-end}.bubble{max-width:min(70%,650px);padding:10px 12px;border-radius:12px;background:#fff;border:1px solid #e5e7eb;white-space:normal}.message.out .bubble{background:#e8f5e9}.msg-meta{font-size:10px;color:#94a3b8;margin-top:5px}.composer{padding:14px;border-top:1px solid #e5e7eb;display:flex;gap:10px;align-items:end}.composer textarea{margin:0;min-height:48px}.empty{margin:auto;color:#94a3b8}
@media(max-width:900px){.sidebar{width:70px}.sidebar .brand{font-size:0}.sidebar .brand:before{content:"B";font-size:22px}.sidebar nav a{font-size:0}.sidebar nav a:before{content:"•";font-size:18px}.grid.two,.grid.stats{grid-template-columns:1fr}.inbox{grid-template-columns:1fr}.conversation-list{max-height:42vh;border-right:0;border-bottom:1px solid #e5e7eb}.chat{min-height:55vh}.head-actions{flex-direction:column}}