:root{--bg:#f5f7f9;--panel:#fff;--text:#1f2933;--muted:#637083;--line:#d9e1ea;--blue:#2563eb;--green:#16803c;--red:#b42318;--amber:#9a5b00}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,select,textarea{font:inherit}button{border:1px solid var(--line);min-height:38px;color:var(--text);cursor:pointer;background:#fff;border-radius:6px;padding:0 14px}button.primary{border-color:var(--blue);background:var(--blue);color:#fff}button:disabled{cursor:not-allowed;opacity:.55}input,select,textarea{border:1px solid var(--line);width:100%;color:var(--text);background:#fff;border-radius:6px;padding:10px 11px}label{color:var(--muted);gap:6px;font-size:13px;display:grid}.app-shell{grid-template-columns:360px minmax(340px,500px) minmax(440px,1fr);gap:18px;width:min(1500px,100vw);min-height:100vh;margin:0 auto;padding:18px;display:grid}.sidebar,.list-pane,.detail-pane,.chat-modal{border:1px solid var(--line);background:var(--panel);border-radius:8px}.sidebar{align-content:start;gap:20px;padding:18px;display:grid}.brand h1,.pane-header h2,.detail-heading h2,.modal-top h2{margin:0}.brand p,.modal-top p,.muted{color:var(--muted);margin:6px 0 0}.panel-form,.search-block,.message-form{gap:12px;display:grid}.button-row{flex-wrap:wrap;gap:8px;display:flex}.stats,.metric-grid{grid-template-columns:repeat(3,1fr);gap:8px;display:grid}.metric-grid{grid-template-columns:repeat(4,1fr)}.stats div,.metric-grid div{border:1px solid var(--line);border-radius:6px;min-width:0;padding:10px}.stats strong,.metric-grid strong{font-size:22px;display:block}.stats span,.metric-grid span{color:var(--muted);font-size:12px;display:block}.pane-header{border-bottom:1px solid var(--line);padding:14px 16px}.influencer-list{max-height:calc(100vh - 84px);display:grid;overflow:auto}.influencer-item{border:0;border-bottom:1px solid var(--line);text-align:left;background:#fff;border-radius:0;gap:8px;padding:14px 16px;display:grid}.influencer-item.active{background:#eef6ff}.item-top,.detail-heading,.modal-top{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.status{color:#fff;border-radius:999px;padding:3px 8px;font-size:12px}.status.ready{background:var(--green)}.status.failed{background:var(--red)}.status.pending{background:var(--amber)}.detail-pane{padding:18px}.detail-card{gap:20px;display:grid}.empty-state{min-height:240px;color:var(--muted);text-align:center;place-items:center;display:grid}.alert{color:#7a4a00;background:#fff7e8;border:1px solid #f2bf6c;border-radius:6px;padding:12px}.tag-list{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.tag{color:#174ea6;background:#eef4ff;border:1px solid #bed2ff;border-radius:999px;padding:4px 9px;font-size:12px}.post-list{gap:10px;display:grid}.post,.message{border:1px solid var(--line);background:#fff;border-radius:6px;padding:12px}.post p{margin:0 0 8px}.modal-backdrop{background:#0f172a6b;place-items:center;padding:18px;display:grid;position:fixed;inset:0}.chat-modal{width:min(820px,100%);max-height:calc(100vh - 36px);padding:18px;overflow:auto}.message-list{border:1px solid var(--line);background:var(--bg);border-radius:8px;gap:10px;max-height:360px;margin:16px 0;padding:12px;display:grid;overflow:auto}.message{max-width:76%}.message.outbound{justify-self:end}.message.inbound{justify-self:start}.chat-controls{grid-template-columns:170px 1fr;gap:12px;display:grid}.toast{color:#fff;background:#111827;border-radius:8px;max-width:420px;padding:12px 14px;position:fixed;bottom:18px;right:18px;box-shadow:0 12px 32px #1118273d}@media (max-width:1100px){.app-shell{grid-template-columns:1fr}.influencer-list{max-height:unset}}@media (max-width:620px){.app-shell{padding:10px}.metric-grid,.stats,.chat-controls{grid-template-columns:1fr}}