html,body,#root{margin:0;min-height:100%;height:100%;background:#f5f7fb;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif}*{box-sizing:border-box}.app-shell{min-height:100%}.login-page{min-height:100%;display:flex;align-items:center;justify-content:center;padding:24px;background:radial-gradient(circle at top left,rgba(22,119,255,.12),transparent 40%),linear-gradient(180deg,#f7f9fc,#eef2f8)}.login-card{width:100%;max-width:400px}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}.page-header h2{margin:0;font-size:24px;line-height:1.3;letter-spacing:.02em}.page-header p{margin:4px 0 0;color:var(--muted);font-size:13px}.filter-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:12px}.metric-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:16px}:root{--ink: #213d4b;--muted: #617782;--lake: #177d85;--mist: #edf4f6;--line: #dce8ec;--gold: #bf883e}body,#root{background:var(--mist);color:var(--ink)}.app-shell>.ant-layout{background:var(--mist);min-width:0}.main-content{padding:20px 24px;min-width:0;max-width:1680px;width:100%;margin-inline:auto}.brand-mark{color:var(--lake)}.filter-card{margin-bottom:12px}.export-actions{margin-left:auto}.analytics-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}.scope-note{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--ink);font-size:12px;margin:0}.scope-note>span:last-child{color:var(--muted)}.scope-dot{width:7px;height:7px;border-radius:50%;background:var(--lake)}.metric-summary{grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:10px;background:#fff;overflow:hidden;margin-bottom:12px}.metric-tile{padding:12px 16px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:5px}.metric-tile:last-child{border:0}.metric-tile>span{color:var(--muted);font-size:13px}.metric-tile strong{font-family:Aptos,Trebuchet MS,sans-serif;font-size:clamp(18px,1.8vw,26px);font-weight:600;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.metric-tile small{color:var(--muted);font-size:11px}.chart-panel{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 18px;min-width:0}.chart-heading{display:flex;align-items:flex-start;flex-wrap:wrap;justify-content:space-between;gap:8px;margin-bottom:12px}.chart-heading h3{margin:0;font-size:17px}.chart-heading p,.chart-footnote{font-size:12px;line-height:1.7;color:var(--muted);margin:6px 0 0}.chart-footnote{margin-top:8px}.bar-chart{max-height:160px;overflow-y:auto;padding:2px 4px 4px 0}.bar-row{display:grid;grid-template-columns:105px minmax(20px,1fr) 82px;gap:10px;align-items:center;margin-bottom:12px;font-size:12px}.bar-label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bar-track{background:var(--mist);border-radius:3px;height:20px}.bar-fill{height:100%;background:var(--lake);border-radius:3px;min-width:0}.distribution-panel .bar-fill{background:var(--gold)}.bar-value{text-align:right;font-variant-numeric:tabular-nums}.bar-value small{color:var(--muted)}.user-analytics{display:grid;grid-template-columns:minmax(180px,.6fr) minmax(0,1.4fr);gap:12px;margin:12px 0}.user-overview{border-radius:10px;padding:16px;background:var(--ink);color:#fff}.user-overview strong{display:block;margin-top:8px;font-size:32px;font-weight:500;font-variant-numeric:tabular-nums}.user-overview p,.user-overview small{color:#d0e3e8;font-size:12px}.analytics-status{padding:28px 16px;text-align:center;color:var(--muted)}.mobile-navigation{display:none}@media(max-width:991px){.desktop-sidebar{display:none}.mobile-navigation{display:flex;gap:12px;padding:16px 12px 0}}:focus-visible{outline:2px solid var(--lake);outline-offset:3px}@media(max-width:600px){.main-content{padding:16px 12px}.metric-summary{grid-template-columns:repeat(2,minmax(0,1fr))}.metric-tile{padding:10px 12px;border-bottom:1px solid var(--line)}.chart-panel{padding:12px}.user-analytics{grid-template-columns:1fr}.user-overview{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 12px}.user-overview strong,.user-overview p{margin:0}.analytics-toolbar{align-items:flex-start}.analytics-toolbar>button{flex-shrink:0}.export-actions{margin-left:0}.metric-tile:nth-child(2){border-right:0}.metric-tile:nth-last-child(-n+2){border-bottom:0}.bar-row{grid-template-columns:100px minmax(10px,1fr) 65px;gap:6px}.filter-bar>.ant-space{flex-wrap:wrap}.ant-card.ant-card-small .ant-card-body{padding:12px}.filter-bar .ant-picker{max-width:100%}.ant-card-head-wrapper{flex-wrap:wrap;gap:8px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}.conversation-chart{margin-bottom:12px}.chart-content{min-height:198px}.chart-content>.ant-empty{padding-top:20px}.chart-content .distribution-panel{padding-top:20px}.conversation-chart .bar-chart{max-height:198px}.conversation-chart .bar-row{margin-bottom:8px}.conversation-chart .bar-row:last-child{margin-bottom:0}