:root{--bg: #f7f8fa;--surface: #ffffff;--border: #e8eaee;--border-strong: #d9dce3;--text: #16181d;--text-muted: #687083;--text-faint: #9aa1b1;--accent: #4f46e5;--accent-soft: #eef2ff;--accent-grad: linear-gradient(135deg, #6366f1, #4338ca);--positive: #16a34a;--positive-soft: #e9f9ef;--negative: #dc2626;--negative-soft: #fdeeee;--warn: #b45309;--warn-soft: #fdf3e3;--neutral: #8b93a5;--neutral-soft: #eef0f4;--radius: 14px;--radius-sm: 8px;--shadow: 0 1px 2px rgba(22, 24, 29, .04), 0 4px 16px rgba(22, 24, 29, .04);--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box}html{scrollbar-gutter:stable}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;font-feature-settings:"cv11"}h1,h2,h3{margin:0;font-weight:600;letter-spacing:-.01em}.appbar{position:sticky;top:0;z-index:10;background:#ffffffd9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.appbar-inner{max-width:1140px;margin:0 auto;padding:0 28px;height:60px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;letter-spacing:-.01em}.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--accent-grad);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}.page{max-width:1140px;margin:0 auto;padding:32px 28px 72px}.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}.page-title{font-size:22px}.page-sub{color:var(--text-muted);font-size:13px;margin-top:2px}.nav-tabs{display:inline-flex;gap:2px;background:var(--neutral-soft);border-radius:999px;padding:3px}.nav-tab{border:none;background:transparent;padding:5px 14px;border-radius:999px;font-family:inherit;font-size:13px;font-weight:500;color:var(--text-muted);cursor:pointer;transition:color .12s ease,background .12s ease}.nav-tab:hover{color:var(--text)}.nav-tab.active{background:var(--surface);color:var(--text);box-shadow:0 1px 2px #16181d14}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.card-title{font-size:14px;font-weight:600;letter-spacing:-.01em}.card-hint{font-size:12px;color:var(--text-faint)}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}.kpi{display:flex;align-items:flex-start;gap:14px;padding:18px 20px}.kpi-icon{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}.kpi-label{font-size:12.5px;font-weight:500;color:var(--text-muted)}.kpi-value{font-size:26px;font-weight:650;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.25}.kpi-sub{font-size:12px;color:var(--text-faint);margin-top:1px}.badge{display:inline-flex;align-items:center;gap:5px;padding:2.5px 9px;border-radius:999px;font-size:11.5px;font-weight:500;white-space:nowrap}.badge .dot{width:5px;height:5px;border-radius:50%;background:currentColor;opacity:.7}.badge-positive{background:var(--positive-soft);color:#0f7a38}.badge-negative{background:var(--negative-soft);color:#b91c1c}.badge-warn{background:var(--warn-soft);color:var(--warn)}.badge-neutral{background:var(--neutral-soft);color:#5b6371}.badge-accent{background:var(--accent-soft);color:var(--accent)}.product-bubble{display:inline-flex;align-items:stretch;border-radius:999px;overflow:hidden;font-size:11.5px;white-space:nowrap}.product-bubble-name{background:var(--accent-soft);color:var(--accent);font-weight:600;padding:2.5px 9px}.product-bubble-issues{background:var(--warn-soft);color:var(--warn);font-weight:500;padding:2.5px 9px}.count-pill{background:var(--neutral-soft);color:var(--text-muted);border-radius:999px;font-size:12px;font-weight:600;padding:1px 9px;font-variant-numeric:tabular-nums}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:8px 16px;border:none;border-radius:var(--radius-sm);background:var(--accent);color:#fff;font-family:inherit;font-size:13.5px;font-weight:500;cursor:pointer;transition:filter .12s ease,background .12s ease,border-color .12s ease}.btn:hover{filter:brightness(1.08)}.btn:disabled{opacity:.55;cursor:default}.btn-ghost{background:var(--surface);color:var(--text-muted);border:1px solid var(--border-strong);padding:7px 13px}.btn-ghost:hover{filter:none;color:var(--text);border-color:#c4c9d4;background:var(--surface)}.input{width:100%;padding:9px 12px;border:1px solid var(--border-strong);border-radius:var(--radius-sm);background:var(--surface);color:var(--text);font-family:inherit;font-size:14px;transition:border-color .12s ease,box-shadow .12s ease}.input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.row-list>*+*{border-top:1px solid var(--border)}.convo-row{display:flex;gap:14px;padding:16px 22px;transition:background .12s ease}.convo-row:hover{background:#fafbfc}.user-row{display:flex;align-items:center;gap:12px;padding:14px 22px;transition:background .12s ease}.user-row:hover{background:#fafbfc}.switch{position:relative;display:inline-flex;align-items:center;flex-shrink:0;width:34px;height:20px}.switch input{position:absolute;opacity:0;width:100%;height:100%;margin:0;cursor:pointer}.switch input:disabled{cursor:not-allowed}.switch-track{width:100%;height:100%;border-radius:999px;background:var(--border-strong);transition:background .14s ease;pointer-events:none}.switch-track:after{content:"";display:block;width:14px;height:14px;margin:3px;border-radius:50%;background:var(--surface);box-shadow:0 1px 2px #16181d33;transition:transform .14s ease}.switch input:checked+.switch-track{background:var(--accent)}.switch input:checked+.switch-track:after{transform:translate(14px)}.switch input:focus-visible+.switch-track{outline:2px solid var(--accent);outline-offset:2px}.switch input:disabled+.switch-track{opacity:.45}.sentiment-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0;margin-top:6px}.meter{height:5px;border-radius:999px;background:var(--neutral-soft);overflow:hidden}.meter-fill{height:100%;border-radius:999px;background:var(--accent);opacity:.85}.layout-split{display:grid;grid-template-columns:minmax(0,1fr) 332px;gap:16px;align-items:start}.rail{position:sticky;top:76px;display:grid;gap:14px}@media(max-width:920px){.layout-split{grid-template-columns:1fr}.rail{position:static}}.seg{display:inline-flex;gap:3px;background:var(--neutral-soft);border-radius:999px;padding:3px}.seg-btn{border:none;background:transparent;padding:4px 12px;border-radius:999px;font-family:inherit;font-size:12.5px;font-weight:500;color:var(--text-muted);cursor:pointer;transition:color .12s ease,background .12s ease;font-variant-numeric:tabular-nums}.seg-btn:hover{color:var(--text)}.seg-btn.active{background:var(--surface);color:var(--text);box-shadow:0 1px 2px #16181d14}.select-sm{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border-strong);border-radius:7px;background:var(--surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%23687083' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 8px center;padding:3px 24px 3px 9px;font-family:inherit;font-size:12px;font-weight:500;color:var(--text-muted);cursor:pointer}.select-sm:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.glance-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 12px}.glance-value{font-size:20px;font-weight:650;letter-spacing:-.02em;font-variant-numeric:tabular-nums;line-height:1.2}.glance-label{font-size:11.5px;color:var(--text-muted)}.muted{color:var(--text-muted)}.error-text{color:var(--negative);font-size:13px}.empty-state{color:var(--text-faint);font-size:13px;text-align:center;padding:32px 0}.skeleton{border-radius:var(--radius-sm);background:linear-gradient(90deg,#eceef2 25%,#f4f5f8,#eceef2 65%);background-size:200% 100%;animation:shimmer 1.4s ease-in-out infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}