*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root,[data-theme="light"]{
  --bg:#f0f2f7;--surface:#ffffff;--surface2:#f5f7fb;--border:#e2e5ef;
  --text:#0f1523;--muted:#5c6478;--faint:#a0a8bc;
  --primary:#2563eb;--primary-bg:#eff4ff;--primary-dim:#1d4ed8;
  --gold:#d97706;--green:#2563eb;--red:#dc2626;
  --green-bg:#eff4ff;--red-bg:#fef2f2;--gold-bg:#fffbeb;
  --shadow:0 1px 2px rgba(15,21,35,.06),0 4px 16px rgba(15,21,35,.05);
  --radius:8px;--radius-lg:12px;
  --font:'Inter',system-ui,sans-serif;
}
[data-theme="dark"]{
  --bg:#0a0d14;--surface:#111623;--surface2:#161c2d;--border:#1f2740;
  --text:#e2e6f0;--muted:#7986a0;--faint:#3a4560;
  --primary:#3b82f6;--primary-bg:rgba(59,130,246,.12);--primary-dim:#2563eb;
  --gold:#f59e0b;--green:#3b82f6;--red:#f87171;
  --green-bg:rgba(59,130,246,.12);--red-bg:rgba(248,113,113,.1);--gold-bg:rgba(245,158,11,.1);
  --shadow:0 1px 3px rgba(0,0,0,.4),0 4px 16px rgba(0,0,0,.25);
}
html{-webkit-font-smoothing:antialiased;scroll-behavior:smooth}
body{font-family:var(--font);font-size:14px;background:var(--bg);color:var(--text);min-height:100vh}

/* HEADER */
.header{background:var(--surface);border-bottom:1px solid var(--border);padding:0 20px;display:flex;align-items:center;gap:16px;height:56px;position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;white-space:nowrap}

/* Logo subtitle */
.logo-text-wrap{display:flex;flex-direction:column;gap:1px}
.logo-name{font-weight:700;font-size:16px;line-height:1.1}
.logo-sub{font-size:10px;font-weight:400;color:var(--muted);letter-spacing:.02em;line-height:1}

/* Logo hover dropdown */
.logo-hoverable{position:relative;cursor:pointer;border-radius:8px;padding:4px 8px 4px 4px;margin:-4px -8px -4px -4px;transition:background 150ms}
.logo-hoverable:hover{background:var(--surface2)}
.logo-dropdown{position:absolute;top:calc(100% + 4px);left:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:0 8px 24px rgba(0,0,0,.12);min-width:140px;padding:6px;opacity:0;pointer-events:none;transform:translateY(-6px);transition:opacity 180ms,transform 180ms;z-index:200}
/* Bridge the gap between logo and dropdown so hover doesn't break */
.logo-dropdown::before{content:'';position:absolute;top:-12px;left:0;right:0;height:12px}
.logo-hoverable:hover .logo-dropdown{opacity:1;pointer-events:auto;transform:translateY(0)}
.logo-dropdown-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;border:none;background:transparent;border-radius:6px;font-size:13px;font-weight:500;color:var(--text);cursor:pointer;font-family:var(--font);transition:background 120ms}
.logo-dropdown-item:hover{background:var(--primary-bg);color:var(--primary)}
[data-theme="dark"] .logo-dropdown{box-shadow:0 8px 24px rgba(0,0,0,.4)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:8px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;border:none;transition:all 150ms;white-space:nowrap;font-family:var(--font)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{background:transparent;color:var(--muted);border:1px solid var(--border)}
.btn-ghost:hover{background:var(--surface2);color:var(--text);border-color:var(--primary)}
.btn-sm{padding:5px 11px;font-size:12px}
.btn-danger{background:var(--red-bg);color:var(--red);border:1px solid transparent}
.btn-danger:hover{filter:brightness(.95)}

/* LAYOUT */
.layout{display:flex;height:calc(100vh - 56px)}
.main{flex:1;overflow-y:auto}
.content{padding:20px}

/* SECTION TABS — sticky within .main scroll container */
.section-tabs{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-bottom:16px;position:sticky;top:0;z-index:90;background:var(--bg);padding:10px 0 10px;margin-top:-10px}
.sec-tab{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:20px;font-size:13px;font-weight:500;cursor:pointer;border:1px solid var(--border);background:var(--surface);color:var(--muted);transition:all 150ms;white-space:nowrap}
.sec-tab:hover{border-color:var(--primary);color:var(--text)}
.sec-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.sec-tab .sec-count{font-size:11px;background:rgba(255,255,255,.25);padding:1px 6px;border-radius:10px;font-weight:600;margin-left:2px}
.sec-tab:not(.active) .sec-count{background:var(--surface2);color:var(--faint)}

/* KPI CAROUSEL */
.kpi-carousel-wrap{position:relative;margin-bottom:20px;overflow:hidden;padding-top:1px;touch-action:pan-y}
.kpi-track{display:flex;gap:12px;transition:transform .5s cubic-bezier(.4,0,.2,1);will-change:transform}
.kpi-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px 18px;box-shadow:var(--shadow);flex:0 0 200px;min-width:200px;position:relative;overflow:visible;cursor:default}
.kpi-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:var(--card-accent,var(--primary))}
.kpi-label{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700;margin-bottom:8px}
.kpi-value{font-size:21px;font-weight:800;line-height:1.1}
.kpi-sub{font-size:11px;color:var(--muted);margin-top:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kpi-icon{position:absolute;top:14px;right:14px;font-size:18px;opacity:.35}
.kpi-nav{display:flex;align-items:center;justify-content:flex-end;gap:8px;margin-top:10px}
.kpi-nav-btn{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);width:30px;height:30px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--muted);font-size:14px;transition:all 150ms;flex-shrink:0}
.kpi-nav-btn:hover{border-color:var(--primary);color:var(--primary)}
.kpi-dots{display:flex;gap:5px;align-items:center;margin-right:auto}
.kpi-dot{width:6px;height:6px;border-radius:50%;background:var(--border);cursor:pointer;transition:all 200ms}
.kpi-dot.on{background:var(--primary);width:18px;border-radius:3px}
.teal{color:var(--primary)}.gold{color:var(--gold)}.green{color:var(--green)}.red{color:var(--red)}

/* KPI TOOLTIP — shown via JS on mouseenter/leave to escape overflow:hidden */
.kpi-tip-float{position:fixed;z-index:500;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px 14px;font-size:12px;color:var(--text);line-height:1.5;box-shadow:0 10px 32px rgba(0,0,0,.16);min-width:220px;max-width:280px;pointer-events:none;display:none}
.kpi-tip-float::after{content:'';position:absolute;top:100%;left:50%;transform:translateX(-50%);border:5px solid transparent;border-top-color:var(--border)}
.kpi-tip-desc{font-size:11px;color:var(--muted);line-height:1.55;margin-bottom:0}
.kpi-tip-divider{height:1px;background:var(--border);margin:9px 0 7px}
.kpi-tip-assets-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--faint);margin-bottom:5px}
.kpi-tip-assets{display:flex;flex-direction:column;gap:3px}
.kpi-tip-asset-row{display:flex;align-items:center;gap:5px;min-height:18px}
.kpi-tip-rank{font-size:10px;font-weight:700;color:var(--faint);min-width:14px;text-align:right;flex-shrink:0}
.kpi-tip-aname{font-size:11px;font-weight:600;color:var(--text);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kpi-tip-aval{font-size:11px;font-weight:600;color:var(--green);flex-shrink:0}
.kpi-tip-amult{font-size:10px;color:var(--muted);flex-shrink:0;margin-left:2px}

/* DATA INFO BAR */
.data-info-bar{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px 16px;margin-bottom:16px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.data-info-bar.hidden{display:none}
.data-file-name{font-weight:600;font-size:13px;color:var(--primary);display:flex;align-items:center;gap:6px}
.data-desc-input{flex:1;min-width:200px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:6px 10px;font-size:12px;color:var(--text);font-family:var(--font);outline:none;transition:border-color 150ms}
.data-desc-input:focus{border-color:var(--primary)}
.data-desc-static{flex:1;font-size:12px;color:var(--muted);font-style:italic;line-height:1.5}

/* ============================================================
   TABLE + ROI SIDE-BY-SIDE LAYOUT
   ============================================================ */
.table-roi-wrap{
  display:flex;
  gap:16px;
  align-items:flex-start;
  margin-bottom:20px;
  transition:all 300ms ease;
}

/* Table column — defaults to full width, shrinks to 60% when ROI panel opens */
.table-col{
  flex:1 1 100%;
  min-width:0;
  transition:flex 300ms ease;
}
.table-roi-wrap.panel-open .table-col{
  flex:0 0 60%;
  max-width:60%;
}

/* ROI panel — hidden by default, slides in from the right */
.roi-panel{
  flex:0 0 0%;
  max-width:0;
  overflow:hidden;
  opacity:0;
  transition:flex 300ms ease, max-width 300ms ease, opacity 200ms ease;
  min-width:0;
}
.table-roi-wrap.panel-open .roi-panel{
  flex:0 0 40%;
  max-width:40%;
  opacity:1;
  overflow:visible;
}

/* TOOLBAR */
.toolbar{display:flex;gap:8px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.search-wrap{position:relative;flex:1;min-width:130px;max-width:calc(100% - 30px)}
.search-wrap input{width:100%;padding:8px 12px 8px 34px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:13px;font-family:var(--font);transition:border-color 150ms}
.search-wrap input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-bg)}
.search-icon{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--faint);pointer-events:none}
.compare-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);padding:6px 10px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);white-space:nowrap}
.compare-badge strong{color:var(--primary)}

/* TABLE */
.table-wrap{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.table-scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
thead{background:var(--surface2);position:sticky;top:0;z-index:1}
th{padding:10px 10px;text-align:left;font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);white-space:nowrap;cursor:pointer;user-select:none;border-bottom:2px solid var(--border)}
th:hover{color:var(--text)}
th.sorted{color:var(--primary)}
th .arr{margin-left:3px;font-size:9px;opacity:.5}
th.sorted .arr{opacity:1}
td{padding:8px 10px;border-bottom:1px solid var(--border);vertical-align:middle}
/* Asset name column: wider; value cells compact */
td:nth-child(2){max-width:260px;width:260px}
.asset-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:240px}
/* Value columns compact */
td.val{font-size:12px;white-space:nowrap}
tr:last-child td{border-bottom:none}
tr:hover td{background:var(--surface2);cursor:pointer}
tr.row-selected td{background:var(--primary-bg)}
tr.row-excluded td{opacity:0.38}
tr.row-excluded:hover td{opacity:0.55;background:transparent;cursor:default}
tr.row-excluded .exclude-btn{opacity:1!important}
.asset-name{font-weight:600;color:var(--text)}
.cat-tag{font-size:11px;color:var(--muted);margin-top:1px}

/* Exclude button */
.exclude-btn{width:20px;height:20px;flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:4px;background:transparent;cursor:pointer;color:var(--faint);transition:all 140ms;opacity:0;padding:0}
tr:hover .exclude-btn{opacity:1}
.exclude-btn:hover{background:var(--red-bg);border-color:var(--red);color:var(--red)}
.exclude-btn.excluded{opacity:1;background:var(--red-bg);border-color:var(--red);color:var(--red)}
.exclude-btn.excluded:hover{background:#eff4ff;border-color:var(--primary);color:var(--primary)}

/* Row AI button — appears on table row hover */
.row-ai-btn{display:inline-flex;align-items:center;gap:4px;height:20px;padding:0 7px;font-size:10px;font-weight:700;letter-spacing:.04em;border:1px solid var(--primary);border-radius:4px;background:var(--primary-bg);color:var(--primary);cursor:pointer;transition:all 140ms;opacity:0;white-space:nowrap;flex-shrink:0}
tr:hover .row-ai-btn{opacity:1}
.row-ai-btn:hover{background:var(--primary);color:#fff;box-shadow:0 2px 8px rgba(37,99,235,.35)}

.section-badge{font-size:10px;padding:2px 7px;border-radius:20px;background:var(--surface2);color:var(--muted);white-space:nowrap}
.val{font-family:'Inter',monospace;font-size:12px;white-space:nowrap;font-weight:500}
.val-pos{color:var(--green)}.val-mega{color:var(--gold)}.val-neg{color:var(--red)}.val-na{color:var(--faint);font-weight:400}
.mult-tag{font-size:10px;color:var(--muted);margin-left:3px;font-weight:400}
input[type=checkbox]{accent-color:var(--primary);width:15px;height:15px;cursor:pointer;vertical-align:middle}

/* PAGINATION */
.pagination{display:flex;align-items:center;gap:6px;padding:12px 16px;border-top:1px solid var(--border);flex-wrap:wrap}
.pg-info{font-size:12px;color:var(--muted);margin-right:auto}
.pg-btn{padding:5px 10px;border-radius:var(--radius);font-size:12px;cursor:pointer;background:var(--surface2);border:1px solid var(--border);color:var(--text);font-family:var(--font);transition:all 120ms}
.pg-btn:hover{border-color:var(--primary);color:var(--primary)}
.pg-btn.on{background:var(--primary);color:#fff;border-color:var(--primary);font-weight:600}
.pg-btn:disabled{opacity:.35;cursor:default;pointer-events:none}

/* ============================================================
   ROI CHART PANEL (inside roi-panel)
   ============================================================ */
.chart-main-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:visible}
.chart-head{padding:14px 18px 10px;border-bottom:1px solid var(--border);display:flex;align-items:flex-start;gap:10px;flex-wrap:wrap}
.chart-title{font-weight:700;font-size:15px}
.chart-sub{font-size:12px;color:var(--muted);margin-top:2px}
.chart-actions{margin-left:auto;display:flex;gap:8px;align-items:center}
.chart-body{padding:14px 18px;overflow-y:visible}
.chart-container{position:relative;height:280px}

/* ROI panel fullscreen slot */
.roi-fs-slot{margin-bottom:16px;display:none}
.roi-fs-slot .chart-main-panel{height:auto;border-radius:var(--radius-lg)}
.roi-fs-slot .chart-container{height:420px}
.roi-fs-slot .chart-body{max-height:none;overflow:visible}

/* TIMELINE BAR */
.timeline-bar{padding:8px 18px;border-bottom:1px solid var(--border);display:flex;gap:5px;flex-wrap:wrap;align-items:center;background:var(--surface2)}
.timeline-label{font-size:11px;color:var(--muted);font-weight:600;margin-right:4px;white-space:nowrap}
.timeline-btn.on{background:var(--primary);color:#fff;border-color:var(--primary);font-weight:600}

/* LEGEND */
.chart-legend{display:flex;flex-wrap:wrap;gap:5px;margin-top:14px;padding-top:12px;border-top:1px solid var(--border)}
.legend-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;background:var(--surface2);border-radius:20px;font-size:11px;font-weight:500;color:var(--text)}
.legend-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}

/* COMPARE STATS — new scorecard layout */
.compare-stats{margin-top:14px;padding-top:12px;border-top:1px solid var(--border)}
.compare-stats-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:8px}

/* Header row */
.cs-header{display:flex;align-items:baseline;gap:8px;margin-bottom:12px}
.cs-title{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.cs-sub{font-size:11px;color:var(--faint)}

/* Single asset metric row */
.cs-metric-row{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}
.cs-metric{flex:1;min-width:60px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:8px 10px;text-align:center}
.cs-metric-period{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:4px}
.cs-metric-val{font-size:13px;font-weight:700;line-height:1.2}
.cs-metric-mult{font-size:10px;color:var(--muted);margin-top:2px}
.cs-metric-cagr{font-size:10px;color:var(--faint);margin-top:1px}
.cs-metric-pos .cs-metric-val{color:var(--green)}
.cs-metric-neg .cs-metric-val{color:var(--red)}
.cs-metric-flat .cs-metric-val{color:var(--muted)}
.cs-metric-na .cs-metric-val{color:var(--faint)}

/* Single asset insights */
.cs-insights{display:flex;flex-direction:column;gap:5px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px}
.cs-insight-item{font-size:12px;color:var(--text);line-height:1.5}

/* Group stats bar */
.cs-group-stats{display:flex;gap:4px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:4px}
.cs-group-stat{flex:1;padding:8px 6px;text-align:center;border-right:1px solid var(--border)}
.cs-group-stat:last-child{border-right:none}
.cs-group-period{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:4px}
.cs-group-avg{font-size:12px;font-weight:700;color:var(--text)}
.cs-group-med{font-size:11px;font-weight:600;color:var(--muted);margin-top:2px}
.cs-group-label{font-size:9px;color:var(--faint);text-transform:uppercase;letter-spacing:.04em}

/* AI analysis prompt banner (above scorecards in compare view) */
.cs-ai-prompt{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:linear-gradient(135deg,rgba(37,99,235,.07) 0%,rgba(8,145,178,.05) 100%);
  border:1px solid rgba(37,99,235,.2);border-radius:10px;
  padding:10px 12px;margin:14px 0 14px;
}
[data-theme="dark"] .cs-ai-prompt{background:linear-gradient(135deg,rgba(37,99,235,.13) 0%,rgba(8,145,178,.08) 100%);border-color:rgba(59,130,246,.3)}
.cs-ai-prompt-text{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:600;color:var(--primary);line-height:1.4;flex:1;min-width:0}
.cs-ai-prompt-btn{
  display:flex;align-items:center;gap:5px;
  padding:6px 11px;border-radius:8px;border:none;cursor:pointer;
  background:var(--primary);color:#fff;font-size:11.5px;font-weight:700;
  font-family:var(--font);white-space:nowrap;flex-shrink:0;
  transition:background .15s,transform .1s;
}
.cs-ai-prompt-btn:hover{background:var(--primary-dark,#1d4ed8);transform:translateY(-1px)}
.cs-ai-prompt-btn:active{transform:translateY(0)}

/* Asset scorecards grid */
.cs-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;margin-top:4px}
.cs-card{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:10px 10px 8px;display:flex;flex-direction:column;gap:5px}
.cs-card-head{display:flex;align-items:center;gap:6px;margin-bottom:3px}
.cs-card-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.cs-card-name{font-size:11px;font-weight:700;color:var(--text);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cs-card-medal{font-size:13px;font-weight:800;line-height:1;flex-shrink:0}
.cs-card-row{display:flex;align-items:center;gap:5px;min-height:18px}
.cs-card-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;color:var(--faint);min-width:28px}
.cs-card-val{font-size:11px;font-weight:600;color:var(--text);flex:1}
.cs-card-mult{font-size:10px;color:var(--muted)}
.cs-best{color:var(--green)!important;font-weight:700}
.cs-worst{color:var(--red)!important}

/* Scorecard AI footer */
.cs-card-ai-footer{height:0;overflow:hidden;display:flex;align-items:center;justify-content:center;transition:height 150ms ease,padding 150ms ease;padding:0;margin-top:0}
.cs-card:hover .cs-card-ai-footer{height:28px;padding:3px 0 2px;margin-top:2px;border-top:1px solid var(--border)}
.cs-card-ai-btn{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;font-size:10px;font-weight:700;letter-spacing:.04em;border:1px solid var(--primary);border-radius:4px;background:var(--primary-bg);color:var(--primary);cursor:pointer;transition:all 140ms;opacity:0;transform:translateY(3px);white-space:nowrap}
.cs-card:hover .cs-card-ai-btn{opacity:1;transform:translateY(0)}
.cs-card-ai-btn:hover{background:var(--primary);color:#fff;box-shadow:0 2px 8px rgba(37,99,235,.35)}

/* Legacy table support (kept for compat) */
.compare-table{width:100%;border-collapse:collapse;font-size:12px}
.compare-table th{text-align:left;padding:7px 10px;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:var(--surface2);border-bottom:1px solid var(--border)}
.compare-table td{padding:8px 10px;border-bottom:1px solid var(--border);vertical-align:middle}
.compare-table tr:last-child td{border-bottom:none}
.compare-table tr:hover td{background:var(--surface2)}
.asset-chip{display:inline-flex;align-items:center;gap:5px;font-weight:600}
.dot-sm{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.stat-cell{font-family:'Inter',monospace;white-space:nowrap}
.best-val{font-weight:700;color:#2563eb}
[data-theme="dark"] .best-val{color:#60a5fa}
.na-val{color:var(--faint)}
.growth-badge{display:inline-block;padding:2px 6px;border-radius:4px;font-size:10px;font-weight:600}
.badge-green{background:#eff4ff;color:#2563eb}
.badge-red{background:var(--red-bg);color:var(--red)}
.badge-gold{background:var(--gold-bg);color:var(--gold)}

/* ============================================================
   ANALYTICS CHARTS GRID — 2 × 2
   ============================================================ */
.analytics-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-bottom:24px;
}
.chart-mini{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:visible;transition:all 300ms ease}
/* Keep rounded corners on inner children — overflow:visible needed so Chart.js tooltips aren't clipped */
.chart-mini-head{border-radius:var(--radius-lg) var(--radius-lg) 0 0;overflow:hidden}
.chart-mini-body{border-radius:0 0 var(--radius-lg) var(--radius-lg);overflow:visible}
.chart-mini-head{padding:12px 16px 8px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.chart-mini-title{font-weight:700;font-size:13px}
.chart-mini-sub{font-size:11px;color:var(--muted);margin-top:2px}
.chart-mini-body{padding:12px 16px}
.chart-mini-container{position:relative;height:200px}
.chart-mini-actions{display:flex;align-items:center;gap:6px;margin-left:auto;flex-shrink:0}

/* Mini range tabs (Best Returns) */
.mini-range-tabs{display:flex;gap:2px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:2px}
.mini-range-btn{padding:3px 7px;border:none;background:transparent;border-radius:4px;font-size:10px;font-weight:600;color:var(--muted);cursor:pointer;font-family:var(--font);transition:all 120ms;white-space:nowrap}
.mini-range-btn:hover{color:var(--text);background:var(--surface)}
.mini-range-btn.active{background:var(--primary);color:#fff}

/* Expand icon button */
.mini-expand-btn{width:26px;height:26px;display:flex;align-items:center;justify-content:center;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;color:var(--muted);transition:all 150ms;flex-shrink:0}
.mini-expand-btn:hover{border-color:var(--primary);color:var(--primary)}
.mini-expand-btn.expanded{background:var(--primary-bg);border-color:var(--primary);color:var(--primary)}

/* AI Analyse hover footer — sits below chart body / KPI content, never overlaps */
.ai-analyse-footer{
  height:0;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  transition:height 160ms ease,padding 160ms ease;
  padding:0;
}
.chart-mini:hover .ai-analyse-footer,
.kpi-card:hover .ai-analyse-footer{
  height:36px;
  padding:4px 0 6px;
}
.ai-analyse-btn{
  display:flex;align-items:center;gap:5px;
  padding:5px 14px;
  font-size:11px;font-weight:700;letter-spacing:.04em;
  color:#fff;
  background:var(--primary);
  border:none;border-radius:20px;
  cursor:pointer;
  box-shadow:0 2px 8px rgba(37,99,235,.3);
  opacity:0;pointer-events:none;
  transform:translateY(3px);
  transition:opacity 160ms ease,transform 160ms ease,background 120ms;
  white-space:nowrap;
  flex-shrink:0;
}
.ai-analyse-btn svg{flex-shrink:0}
.chart-mini:hover .ai-analyse-btn,
.kpi-card:hover .ai-analyse-btn{
  opacity:1;pointer-events:auto;transform:translateY(0);
}
.ai-analyse-btn:hover{background:#1d4ed8;box-shadow:0 3px 12px rgba(37,99,235,.5)}

/*
  Grid — 20 fractional columns.
  Row 1: Best Returns 50% | Returns by Asset Class 50%
  Row 2: Heatmap 50%      | Median by Horizon 50%
  Row 3: Category Breakdown 35% | Top Categories ROI 65%
*/
#analyticsGrid{grid-template-columns: repeat(20, 1fr)}
#top10Card    {grid-column: 1  / 11; grid-row: 1}
#sectionCard  {grid-column: 11 / 21; grid-row: 1}
#heatmapCard  {grid-column: 1  / 11; grid-row: 2}
#scatterCard  {grid-column: 11 / 21; grid-row: 2}
#catCountCard {grid-column: 1  / 8;  grid-row: 3}
#catRoiCard   {grid-column: 8  / 21; grid-row: 3}

/* Expanded state: Best Returns full-width on row 1, others shift down */
#analyticsGrid.top10-expanded #top10Card   {grid-column: 1 / -1; grid-row: 1}
#analyticsGrid.top10-expanded #sectionCard {grid-column: 1  / 11; grid-row: 2}
#analyticsGrid.top10-expanded #heatmapCard {grid-column: 11 / 21; grid-row: 2}
#analyticsGrid.top10-expanded #scatterCard {grid-column: 1  / 11; grid-row: 3}
#analyticsGrid.top10-expanded #catCountCard{grid-column: 11 / 18; grid-row: 3}
#analyticsGrid.top10-expanded #catRoiCard  {grid-column: 1  / 21; grid-row: 4}
#analyticsGrid.top10-expanded #top10Card .chart-mini-container{height:320px}

/* Taller container for the ROI horizontal bar — needs room for 12 rows of labels */
.cat-roi-body{padding:12px 16px 8px}
.cat-roi-container{height:310px}
/* Give y-axis labels more breathing room */
#catRoiChart{padding-left:0}

/* HEATMAP (rendered as HTML table, not canvas) */
.heatmap-wrap{overflow-x:auto;display:flex;align-items:flex-start;padding-top:0}
.heatmap{border-collapse:collapse;font-size:11px;width:100%;table-layout:fixed}
.heatmap col.heat-class-col{width:22%}
.heatmap col.heat-val-col{width:15.6%}
.heatmap th{padding:6px 4px;font-size:10px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;background:var(--surface2);border:1px solid var(--border);text-align:center;overflow:hidden}
.heatmap th:first-child{text-align:left;padding-left:8px}
.heatmap td{padding:9px 4px;border:1px solid var(--border);text-align:center;font-weight:700;font-size:12px;cursor:pointer;overflow:hidden;text-overflow:ellipsis;transition:filter 150ms}
.heatmap td:hover{filter:brightness(1.12)}

/* Floating heatmap tooltip */
.heat-tip{position:fixed;z-index:400;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px 14px;font-size:12px;color:var(--text);line-height:1.6;box-shadow:0 12px 32px rgba(0,0,0,.18);min-width:220px;max-width:280px;pointer-events:none}
.heat-tip-title{font-weight:700;font-size:13px;color:var(--primary);margin-bottom:6px}
.heat-tip-avg{font-size:12px;color:var(--text);margin-bottom:8px}
.heat-tip-list{display:flex;flex-direction:column;gap:3px}
.heat-tip-row{display:flex;justify-content:space-between;gap:12px;font-size:11px}
.heat-tip-name{color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:140px}
.heat-tip-val{color:var(--muted);font-weight:600;flex-shrink:0}

/* External HTML tooltip for Chart.js charts (escapes canvas clipping) */
.chart-ext-tip{position:fixed;z-index:400;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px 14px;font-size:12px;color:var(--text);line-height:1.6;box-shadow:0 12px 32px rgba(0,0,0,.18);min-width:220px;max-width:280px;pointer-events:none}
.chart-ext-tip-title{font-weight:700;font-size:13px;color:var(--primary);margin-bottom:6px}
.chart-ext-tip-meta{font-size:12px;color:var(--text);margin-bottom:2px}
.chart-ext-tip-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin:6px 0 4px}
.chart-ext-tip-list{display:flex;flex-direction:column;gap:3px}
.chart-ext-tip-row{display:flex;justify-content:space-between;gap:12px;font-size:11px}
.chart-ext-tip-name{color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:150px}
.chart-ext-tip-val{color:var(--muted);font-weight:600;flex-shrink:0}

/* TOOLTIP */
.tooltip-wrap{position:relative}
.tooltip-box{display:none;position:absolute;top:calc(100% + 8px);right:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px 15px;font-size:12px;color:var(--text);line-height:1.7;box-shadow:0 12px 32px rgba(0,0,0,.15);z-index:200;min-width:230px;white-space:nowrap}
.tooltip-box strong{display:block;margin-bottom:5px;color:var(--primary);font-size:13px}
.tooltip-box em{display:block;margin-top:7px;color:var(--muted);font-style:normal;font-size:11px;border-top:1px solid var(--border);padding-top:6px}
.tooltip-wrap:hover .tooltip-box{display:block}
.sample-csv-link{display:inline-flex;align-items:center;gap:4px;color:var(--primary);font-size:12px;font-weight:600;text-decoration:none;transition:opacity 150ms}
.sample-csv-link:hover{opacity:0.75;text-decoration:underline}

/* MULTI-SELECT DROPDOWNS */
.cat-multi-wrap{position:relative;min-width:130px}
.cat-multi-btn{width:100%;padding:7px 10px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:12px;font-family:var(--font);cursor:pointer;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:6px;transition:border-color 150ms}
.cat-multi-btn:hover,.cat-multi-btn.open{border-color:var(--primary)}
.cat-multi-btn .arrow{flex-shrink:0;font-size:9px;color:var(--muted);transition:transform 200ms}
.cat-multi-btn.open .arrow{transform:rotate(180deg)}
.cat-dropdown{display:none;position:absolute;top:calc(100% + 4px);left:0;min-width:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:0 12px 32px rgba(0,0,0,.12);z-index:150;max-height:320px;overflow-y:auto;padding:4px 0}
.cat-dropdown.open{display:block}
.cat-dropdown-search-wrap{position:sticky;top:0;z-index:2;background:var(--surface);padding:8px 10px 6px;border-bottom:1px solid var(--border)}
.cat-dropdown-search-wrap{display:flex;align-items:center;gap:6px}
.cat-dropdown-search-icon{color:var(--faint);flex-shrink:0}
.cat-dropdown-search{flex:1;border:none;background:var(--surface2);border-radius:var(--radius);padding:5px 8px;font-size:12px;color:var(--text);font-family:var(--font);outline:none;min-width:0}
.cat-dropdown-search::placeholder{color:var(--faint)}
.cat-option{display:flex;align-items:center;gap:9px;padding:8px 14px;cursor:pointer;font-size:13px;color:var(--text);transition:background 100ms;user-select:none}
.cat-option:hover{background:var(--surface2)}
.cat-option.all-opt{font-weight:600;border-bottom:1px solid var(--border);padding-bottom:9px;margin-bottom:2px}
.cat-option input[type=checkbox]{accent-color:var(--primary);width:14px;height:14px;flex-shrink:0;pointer-events:none}
.cat-badge{display:inline-block;padding:1px 7px;border-radius:20px;background:var(--primary-bg);color:var(--primary);font-size:11px;font-weight:700;margin-left:3px}

/* SEED INPUT */
.seed-wrap{display:flex;align-items:center;gap:6px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);padding:4px 10px}
.seed-label{font-size:12px;font-weight:600;color:var(--muted);white-space:nowrap}
.seed-input{width:82px;background:transparent;border:none;font-size:13px;font-weight:700;color:var(--primary);font-family:var(--font);text-align:right;outline:none}
.seed-input::-webkit-inner-spin-button,.seed-input::-webkit-outer-spin-button{opacity:.5}

/* THEME TOGGLE */
.theme-btn{background:none;border:1px solid var(--border);border-radius:var(--radius);padding:6px 8px;cursor:pointer;color:var(--muted);display:flex;align-items:center;transition:all 150ms}
.theme-btn:hover{border-color:var(--primary);color:var(--primary)}

/* FILTER SELECT (legacy) */
.filter-select{padding:8px 12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:13px;font-family:var(--font);cursor:pointer;min-width:160px}
.filter-select:focus{outline:none;border-color:var(--primary)}

/* CHART PANEL (old, keep for compat) */
.chart-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:20px;box-shadow:var(--shadow);overflow:hidden}
.chart-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;height:200px;color:var(--faint);font-size:13px;gap:10px;text-align:center}
.chart-placeholder svg{opacity:.3}

/* MOBILE DATA DROPDOWN — shown only on portrait phones/tablets */
.data-menu-wrap{position:relative;display:none}
.data-menu-btn{display:flex;align-items:center;gap:5px;padding:5px 11px;border-radius:var(--radius);font-size:12px;font-weight:500;cursor:pointer;border:1px solid var(--border);background:transparent;color:var(--muted);font-family:var(--font);transition:all 150ms;white-space:nowrap}
.data-menu-btn:hover,.data-menu-btn.open{border-color:var(--primary);color:var(--text);background:var(--surface2)}
.data-menu-btn .data-menu-arrow{font-size:9px;transition:transform 200ms}
.data-menu-btn.open .data-menu-arrow{transform:rotate(180deg)}
.data-menu-dropdown{display:none;position:fixed;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:0 8px 24px rgba(0,0,0,.12);min-width:160px;padding:6px;z-index:200}
.data-menu-dropdown.open{display:block}
.data-menu-item{display:flex;align-items:center;gap:8px;width:100%;padding:8px 12px;border:none;background:transparent;border-radius:6px;font-size:13px;font-weight:500;color:var(--text);cursor:pointer;font-family:var(--font);transition:background 120ms;text-align:left}
.data-menu-item:hover{background:var(--primary-bg);color:var(--primary)}
[data-theme="dark"] .data-menu-dropdown{box-shadow:0 8px 24px rgba(0,0,0,.4)}

/* MOBILE */
@media(max-width:1100px){
  .table-roi-wrap.panel-open{flex-direction:column}
  .table-roi-wrap.panel-open .table-col{flex:none;max-width:100%}
  .table-roi-wrap.panel-open .roi-panel{flex:none;max-width:100%;width:100%}
  .analytics-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .layout{height:auto;flex-direction:column}
  .main{height:auto}
  .content{padding:12px}
  .header-actions .btn-ghost{display:none}
  .section-tabs{gap:4px}
  .sec-tab{padding:6px 10px;font-size:12px}
  .table-roi-wrap{flex-direction:column}
  .table-roi-wrap.panel-open .table-col{flex:none;max-width:100%}
  .table-roi-wrap.panel-open .roi-panel{flex:none;max-width:100%;width:100%}
}
/* Portrait on phones/tablets — stack charts to 1 column.
   Uses #analyticsGrid to override the 20-column desktop layout specificity. */
@media(orientation:portrait) and (max-width:1024px){
  #analyticsGrid,
  #analyticsGrid.top10-expanded{grid-template-columns:1fr !important}
  #analyticsGrid > .chart-mini,
  #analyticsGrid.top10-expanded > .chart-mini{grid-column:1 / -1 !important;grid-row:auto !important}

  /* Header: logo fixed left, actions scroll horizontally */
  .header{padding:0 12px;gap:8px}
  .logo{flex-shrink:0}
  .header-actions{overflow-x:auto;overflow-y:visible;-webkit-overflow-scrolling:touch;scrollbar-width:none;flex-shrink:0;gap:6px;padding-right:4px}
  .header-actions::-webkit-scrollbar{display:none}

  /* Show data dropdown, hide individual Load/Export buttons */
  .data-menu-wrap{display:block}
  .btn-load-data,.btn-export-csv{display:none !important}
  /* Also hide the tooltip-wrap that wraps Load Data */
  .tooltip-wrap:has(.btn-load-data){display:none !important}

  /* Data info bar — stack title above description to save vertical space */
  .data-info-bar{flex-direction:column;align-items:flex-start;gap:4px;padding:10px 14px}
  .data-file-name{font-size:12px}
  .data-desc-static{flex:none;width:100%;font-size:11px;line-height:1.4}
  .data-desc-input{min-width:0;width:100%}
}

/* CSV Info Modal (mobile) */
.csv-info-overlay{position:fixed;inset:0;z-index:1100;background:rgba(0,0,0,.55);backdrop-filter:blur(3px);display:flex;align-items:flex-end;justify-content:center;padding:0;opacity:0;pointer-events:none;transition:opacity 220ms}
.csv-info-overlay.visible{opacity:1;pointer-events:all}
.csv-info-sheet{background:var(--surface);border-radius:20px 20px 0 0;width:100%;max-width:480px;padding:20px 20px 32px;transform:translateY(40px);transition:transform 260ms cubic-bezier(.34,1.2,.64,1)}
.csv-info-overlay.visible .csv-info-sheet{transform:translateY(0)}
.csv-info-sheet-handle{width:36px;height:4px;border-radius:2px;background:var(--border);margin:0 auto 16px}
.csv-info-sheet-title{font-size:15px;font-weight:700;color:var(--text);margin-bottom:4px;display:flex;align-items:center;gap:8px}
.csv-info-sheet-sub{font-size:12px;color:var(--muted);margin-bottom:14px}
.csv-info-col-list{display:flex;flex-direction:column;gap:5px;margin-bottom:14px}
.csv-info-col-row{display:flex;align-items:flex-start;gap:8px;font-size:12.5px}
.csv-info-col-num{font-size:10.5px;font-weight:700;color:var(--primary);background:var(--primary-bg);border-radius:4px;padding:1px 6px;white-space:nowrap;flex-shrink:0;margin-top:1px}
.csv-info-col-label{color:var(--text);line-height:1.4}
.csv-info-note{font-size:11.5px;color:var(--muted);font-style:italic;margin-bottom:16px;background:var(--surface2);border-radius:var(--radius);padding:8px 10px;border-left:3px solid var(--primary)}
.csv-info-actions{display:flex;gap:10px}
.csv-info-dl-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:10px 14px;border-radius:var(--radius);font-size:13px;font-weight:600;cursor:pointer;border:none;background:var(--primary);color:#fff;font-family:var(--font);transition:filter 150ms}
.csv-info-dl-btn:hover{filter:brightness(1.08)}
.csv-info-load-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:10px 14px;border-radius:var(--radius);font-size:13px;font-weight:600;cursor:pointer;border:1px solid var(--border);background:var(--surface2);color:var(--text);font-family:var(--font);transition:all 150ms}
.csv-info-load-btn:hover{border-color:var(--primary);color:var(--primary)}
.csv-info-info-btn{display:flex;align-items:center;justify-content:center;width:22px;height:22px;border:none;background:transparent;cursor:pointer;color:var(--faint);padding:0;flex-shrink:0;transition:color 150ms;vertical-align:middle}
.csv-info-info-btn:hover{color:var(--primary)}
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--faint)}

/* ============================================================
   CHAT WIDGET
   ============================================================ */
.chat-fab{
  position:fixed;bottom:24px;right:24px;z-index:900;
  width:52px;height:52px;border-radius:50%;
  background:var(--primary);color:#fff;
  border:none;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 20px rgba(37,99,235,.45);
  transition:transform 200ms cubic-bezier(.34,1.56,.64,1),box-shadow 200ms;
}
.chat-fab:hover{transform:scale(1.1);box-shadow:0 6px 28px rgba(37,99,235,.55)}
.chat-fab:active{transform:scale(.96)}
.chat-fab svg{transition:transform 250ms cubic-bezier(.4,0,.2,1)}
.chat-fab.open svg.icon-chat{transform:rotate(90deg) scale(0);position:absolute;opacity:0}
.chat-fab.open svg.icon-close{transform:rotate(0deg) scale(1);opacity:1}
.chat-fab svg.icon-close{transform:rotate(-90deg) scale(0);position:absolute;opacity:0;transition:transform 250ms cubic-bezier(.4,0,.2,1),opacity 200ms}

/* Pulse ring on initial load */
.chat-fab::after{
  content:'';position:absolute;inset:-4px;border-radius:50%;
  border:2px solid var(--primary);opacity:0;
  animation:chatPulse 2.4s ease-out 1s 3;
}
@keyframes chatPulse{
  0%{transform:scale(1);opacity:.6}
  100%{transform:scale(1.55);opacity:0}
}

.chat-window{
  position:fixed;bottom:88px;right:24px;z-index:899;
  width:420px;max-width:calc(100vw - 32px);
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);
  box-shadow:0 16px 56px rgba(0,0,0,.18);
  display:flex;flex-direction:column;
  transform:translateY(16px) scale(.97);opacity:0;pointer-events:none;
  transition:transform 250ms cubic-bezier(.34,1.2,.64,1),opacity 200ms;
  max-height:calc(100vh - 120px);
  overflow:hidden;
}
.chat-window.visible{
  transform:translateY(0) scale(1);opacity:1;pointer-events:all;
}

.chat-header{
  padding:14px 16px 12px;
  border-bottom:1px solid var(--border);
  background:var(--surface);
  display:flex;align-items:center;gap:10px;
  flex-shrink:0;
}
.chat-header-icon{
  width:34px;height:34px;border-radius:50%;
  background:var(--primary-bg);
  display:flex;align-items:center;justify-content:center;
  color:var(--primary);flex-shrink:0;
}
.chat-header-title{font-weight:700;font-size:14px}
.chat-header-sub{font-size:11px;color:var(--muted);margin-top:1px}
.chat-header-text{flex:1;min-width:0}
/* ── Badge + tooltip ────────────────────────────────────────── */
.chat-badge-wrap{position:relative;flex-shrink:0}
.chat-ai-badge{
  font-size:10px;font-weight:700;letter-spacing:.04em;padding:2px 8px;
  border-radius:20px;cursor:default;
  transition:background 300ms,color 300ms;
  display:inline-block;
}
.chat-ai-badge.ai-on{background:#dcfce7;color:#15803d}
.chat-ai-badge.ai-off{background:var(--surface2);color:var(--muted)}

.chat-badge-tooltip{
  display:none;
  position:absolute;top:calc(100% + 4px);right:0;
  width:230px;
  background:#1e293b;color:#e2e8f0;
  font-size:11.5px;line-height:1.5;
  padding:9px 12px;border-radius:8px;
  box-shadow:0 4px 16px rgba(0,0,0,.25);
  z-index:200;
  pointer-events:auto;
}
/* Invisible bridge covers the gap between badge and tooltip so hover is unbroken */
.chat-badge-tooltip::before{
  content:'';position:absolute;bottom:100%;right:0;
  width:100%;height:8px;
}
/* Caret arrow */
.chat-badge-tooltip::after{
  content:'';position:absolute;bottom:100%;right:12px;
  border:5px solid transparent;border-bottom-color:#1e293b;
}
.chat-badge-tooltip a{color:#93c5fd;text-decoration:underline}
.chat-badge-wrap:hover .chat-badge-tooltip,
.chat-badge-tooltip:hover{display:block}

.chat-header-close{background:none;border:none;cursor:pointer;color:var(--faint);padding:4px;border-radius:var(--radius);transition:color 150ms,background 150ms;flex-shrink:0}
.chat-header-close:hover{color:var(--text);background:var(--surface2)}
.chat-header-clear{background:none;border:none;cursor:pointer;color:var(--faint);padding:4px;border-radius:var(--radius);transition:color 150ms,background 150ms;flex-shrink:0;display:flex;align-items:center}
.chat-header-clear:hover{color:#dc2626;background:rgba(220,38,38,.08)}
.chat-header-mute{background:none;border:none;cursor:pointer;color:var(--faint);padding:4px;border-radius:var(--radius);transition:color 150ms,background 150ms;flex-shrink:0;display:flex;align-items:center}
.chat-header-mute:hover{color:var(--primary);background:var(--primary-bg)}

.chat-body{
  flex:1;overflow-y:auto;padding:16px;
  display:flex;flex-direction:column;gap:10px;
  scroll-behavior:smooth;
}

/* Messages */
.chat-msg{
  max-width:88%;line-height:1.55;font-size:13px;
  padding:9px 12px;border-radius:12px;
  animation:msgIn 200ms ease both;
}
@keyframes msgIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.chat-msg.bot{
  background:var(--surface2);color:var(--text);
  border:1px solid var(--border);border-bottom-left-radius:4px;
  align-self:flex-start;
}
.chat-msg.user{
  background:var(--primary);color:#fff;
  border-bottom-right-radius:4px;
  align-self:flex-end;
}
.chat-msg.bot a{color:var(--primary);text-decoration:underline}
/* Rich bot message formatting */
.chat-msg.bot .chat-p{margin:0 0 6px;line-height:1.6;font-size:13px}
.chat-msg.bot .chat-p:last-child{margin-bottom:0}
.chat-msg.bot .chat-spacer{height:4px}
.chat-msg.bot .chat-section-head{font-weight:700;font-size:11.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--primary);margin:10px 0 5px;padding-bottom:3px;border-bottom:1px solid var(--border)}
.chat-msg.bot .chat-section-head:first-child{margin-top:2px}
.chat-msg.bot .chat-ul li strong,.chat-msg.bot .chat-ol li strong{color:var(--text)}
.chat-msg.bot .chat-kv{display:flex;gap:4px;flex-wrap:wrap;margin:2px 0;font-size:12.5px}
.chat-msg.bot .chat-kv-key{font-weight:600;color:var(--text);white-space:nowrap}
.chat-msg.bot .chat-kv-val{color:var(--muted)}
.chat-msg.bot .chat-ul,.chat-msg.bot .chat-ol{margin:4px 0 6px 16px;padding:0;display:flex;flex-direction:column;gap:3px}
.chat-msg.bot .chat-ul li{list-style:disc;padding-left:2px;line-height:1.5;font-size:12.5px}
.chat-msg.bot .chat-ol li{list-style:decimal;padding-left:2px;line-height:1.5;font-size:12.5px}
.chat-msg.bot code{background:var(--surface);border:1px solid var(--border);border-radius:4px;padding:1px 5px;font-family:monospace;font-size:11.5px}

/* Typing indicator (non-AI / local) */
.chat-typing{display:flex;gap:5px;align-items:center;padding:10px 12px;align-self:flex-start}
.chat-typing span{width:7px;height:7px;border-radius:50%;background:var(--faint);animation:typingBounce 1.2s ease-in-out infinite}
.chat-typing span:nth-child(2){animation-delay:.2s}
.chat-typing span:nth-child(3){animation-delay:.4s}
@keyframes typingBounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-6px)}}

/* AI thinking indicator */
.chat-thinking{
  display:flex;align-items:center;gap:8px;padding:9px 12px;align-self:flex-start;
  background:linear-gradient(135deg,rgba(37,99,235,.07) 0%,rgba(8,145,178,.05) 100%);
  border:1px solid rgba(37,99,235,.18);border-radius:10px;margin:4px 0;
  animation:thinkFadeIn .3s ease both;
}
[data-theme="dark"] .chat-thinking{background:linear-gradient(135deg,rgba(37,99,235,.12) 0%,rgba(8,145,178,.08) 100%);border-color:rgba(59,130,246,.25)}
@keyframes thinkFadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
.chat-thinking-icon{color:var(--primary);display:flex;align-items:center;animation:thinkPulse 2s ease-in-out infinite}
@keyframes thinkPulse{0%,100%{opacity:.6;transform:scale(1)}50%{opacity:1;transform:scale(1.15)}}
.chat-thinking-text{display:flex;align-items:baseline;gap:0}
.chat-thinking-label{font-size:12px;font-weight:700;color:var(--primary);letter-spacing:.01em}
.chat-thinking-dots{display:inline-flex}
.chat-thinking-dots span{font-size:14px;font-weight:700;color:var(--primary);animation:dotFade 1.4s ease-in-out infinite;line-height:1}
.chat-thinking-dots span:nth-child(2){animation-delay:.2s}
.chat-thinking-dots span:nth-child(3){animation-delay:.4s}
@keyframes dotFade{0%,80%,100%{opacity:.2}40%{opacity:1}}

/* Reasoning / thinking collapse block inside bot messages */
.chat-think-wrap{margin-bottom:8px;border-radius:8px;overflow:hidden;border:1px solid var(--border)}
.chat-think-header{
  display:flex;align-items:center;gap:6px;width:100%;padding:6px 10px;
  background:var(--surface2);border:none;cursor:pointer;
  font-family:var(--font);font-size:11px;font-weight:600;color:var(--muted);
  text-align:left;transition:background .15s;
}
.chat-think-header:hover{background:var(--surface);color:var(--text)}
.chat-think-chevron{transition:transform .2s;flex-shrink:0}
.chat-think-header[aria-expanded="true"] .chat-think-chevron{transform:rotate(90deg)}
.chat-think-body{
  display:none;max-height:160px;overflow-y:auto;
  padding:8px 10px;background:var(--surface);
  font-size:11px;color:var(--muted);line-height:1.55;white-space:pre-wrap;
  border-top:1px solid var(--border);
}
.chat-think-body.open{display:block}
[data-theme="dark"] .chat-think-wrap{border-color:rgba(255,255,255,.1)}
[data-theme="dark"] .chat-think-header{background:rgba(255,255,255,.04);color:#64748b}
[data-theme="dark"] .chat-think-body{background:rgba(255,255,255,.02);color:#64748b}

/* Quick question pills */
.chat-pills{
  flex-shrink:0;padding:10px 16px 12px;
  border-top:1px solid var(--border);
  background:var(--surface);
}
.chat-pills-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);margin-bottom:8px}
.pills-pulse,.pills-refreshed{animation:pillsPulse 500ms ease both}
@keyframes pillsPulse{
  0%{transform:translateY(4px);opacity:.6}
  100%{transform:translateY(0);opacity:1}
}
.chat-pills-row{display:flex;flex-wrap:wrap;gap:6px}
.chat-pill{
  padding:6px 12px;border-radius:20px;font-size:12px;font-weight:600;
  background:var(--primary-bg);border:1px solid rgba(37,99,235,.3);
  color:var(--primary);cursor:pointer;
  transition:all 140ms;white-space:nowrap;
}
.chat-pill:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-1px)}
.chat-pill.pill-other{
  background:var(--gold-bg);border:1.5px dashed var(--gold);
  color:var(--gold);
}
.chat-pill.pill-other:hover{background:var(--gold);color:#fff;border-color:var(--gold);transform:translateY(-1px)}
[data-theme="dark"] .chat-pill{
  background:rgba(59,130,246,.15);border-color:rgba(59,130,246,.4);color:#60a5fa;
}
[data-theme="dark"] .chat-pill.pill-other{
  background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.5);color:#fbbf24;
}
[data-theme="dark"] .chat-pill.pill-other:hover{background:var(--gold);color:#fff}

/* Follow-up pills (rendered inline after each bot message) */
.chat-followup-row{padding:6px 16px 10px;display:flex;flex-direction:column;gap:6px}
.chat-followup-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}
.chat-followup-pills{display:flex;flex-wrap:wrap;gap:5px}
.chat-followup-pill{
  padding:5px 10px;border-radius:20px;font-size:11px;font-weight:600;
  background:var(--surface2);border:1.5px solid var(--border);
  text-align:center;flex:0 1 calc(50% - 3px);min-width:0;
  color:var(--text-secondary);cursor:pointer;transition:all 120ms;
  font-family:var(--font);white-space:normal;overflow:hidden;
  text-overflow:ellipsis;display:block;box-sizing:border-box;
}
.chat-followup-pill:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-1px)}
.chat-followup-pill.pill-other{background:var(--gold-bg);border:1.5px dashed var(--gold);color:var(--gold);flex:1 0 100%}
.chat-followup-pill.pill-other:hover{background:var(--gold);color:#fff;border-color:var(--gold)}
[data-theme="dark"] .chat-followup-pill{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);color:#a0aec0}
[data-theme="dark"] .chat-followup-pill:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
[data-theme="dark"] .chat-followup-pill.pill-other{background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.5);color:#fbbf24}

/* Clear history button */
.chat-clear-history{
  display:block;width:calc(100% - 32px);margin:6px 16px 10px;padding:7px 12px;
  border-radius:8px;border:1.5px dashed var(--border);background:transparent;
  font-family:var(--font);font-size:11px;font-weight:600;color:var(--muted);
  cursor:pointer;text-align:center;transition:background .15s,color .15s,border-color .15s;
}
.chat-clear-history:hover{background:rgba(220,38,38,.08);border-color:rgba(220,38,38,.4);color:#dc2626}
[data-theme="dark"] .chat-clear-history{border-color:rgba(255,255,255,.12);color:#64748b}
[data-theme="dark"] .chat-clear-history:hover{background:rgba(220,38,38,.12);border-color:rgba(220,38,38,.5);color:#f87171}

/* In-chat chart */
.chat-chart-wrap{margin-top:10px;overflow-x:visible}
.chat-chart-canvas{display:block;border-radius:6px;max-width:100%}
.chat-chart-note{font-size:10.5px;color:var(--muted);margin-top:6px;padding-top:5px;border-top:1px solid var(--border);font-style:italic}

/* Download overlay on chat visualisations */
.chat-viz-downloadable{position:relative}
.chat-viz-dl-btn{
  position:absolute;top:6px;right:6px;
  display:flex;align-items:center;justify-content:center;
  width:26px;height:26px;
  background:var(--surface);border:1px solid var(--border);border-radius:6px;
  color:var(--muted);cursor:pointer;
  opacity:0;pointer-events:none;
  transition:opacity 160ms,background 140ms,color 140ms,transform 140ms;
  box-shadow:0 2px 6px rgba(0,0,0,.12);
  transform:translateY(-2px);
  z-index:10;
}
.chat-viz-downloadable:hover .chat-viz-dl-btn,
.chat-viz-downloadable:focus-within .chat-viz-dl-btn{
  opacity:1;pointer-events:auto;transform:translateY(0);
}
.chat-viz-dl-btn:hover{background:var(--primary);border-color:var(--primary);color:#fff}
[data-theme="dark"] .chat-viz-dl-btn{background:var(--surface2);box-shadow:0 2px 8px rgba(0,0,0,.35)}

/* In-chat table */
.chat-table-wrap{margin-top:10px;overflow-x:auto;border-radius:8px;border:1px solid var(--border)}
.chat-table-title{font-size:11px;font-weight:700;color:var(--text);padding:8px 10px 6px;border-bottom:1px solid var(--border);background:var(--surface2);border-radius:8px 8px 0 0}
.chat-table{width:100%;border-collapse:collapse;font-size:11px;font-family:var(--font);background:var(--surface)}
.chat-th{padding:5px 10px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);background:var(--surface2);border-bottom:1px solid var(--border);white-space:nowrap}
.chat-th-label{text-align:left}
.chat-th-val{text-align:right}
.chat-td{padding:5px 10px;color:var(--text);border-bottom:1px solid var(--border);vertical-align:middle}
.chat-td:last-child,.chat-th:last-child{border-right:none}
.chat-td-label{font-weight:500;color:var(--text)}
.chat-td-val{text-align:right;font-weight:600;color:var(--muted);font-variant-numeric:tabular-nums}
.chat-tr-alt{background:var(--surface2)}
.chat-td-high{color:#059669!important}
.chat-td-low{color:#dc2626!important}
[data-theme="dark"] .chat-td-high{color:#34d399!important}
[data-theme="dark"] .chat-td-low{color:#f87171!important}
.chat-table tbody tr:last-child td{border-bottom:none}

/* ── Daily call counter bar (sits below header, full width) ──── */
.chat-call-counter-bar{
  display:flex;align-items:center;gap:5px;justify-content:center;
  padding:5px 14px;flex-shrink:0;
  border-bottom:1px solid var(--border);
  background:rgba(5,150,105,.06);
  font-size:11px;font-weight:600;color:#059669;
  transition:background 300ms,color 300ms;
}
.chat-call-counter-bar svg{flex-shrink:0;opacity:.85}
.chat-call-counter-bar.counter-low{background:rgba(217,119,6,.07);color:#d97706}
.chat-call-counter-bar.counter-empty{background:rgba(220,38,38,.06);color:#dc2626}
[data-theme="dark"] .chat-call-counter-bar{background:rgba(5,150,105,.1);color:#34d399}
[data-theme="dark"] .chat-call-counter-bar.counter-low{background:rgba(217,119,6,.12);color:#fbbf24}
[data-theme="dark"] .chat-call-counter-bar.counter-empty{background:rgba(220,38,38,.1);color:#f87171}

/* ── Counter info icon + tooltip ─────────────────────────────── */
/* Bar is the positioning parent AND the hover root — so moving the mouse
   from the icon up into the tooltip never breaks the hover chain */
.chat-call-counter-bar{position:relative}
.counter-info-wrap{
  display:inline-flex;align-items:center;
  margin-left:2px;cursor:default;
}
.counter-info-icon{opacity:.7;flex-shrink:0;transition:opacity 150ms}
.chat-call-counter-bar:hover .counter-info-icon{opacity:1}

.counter-info-tooltip{
  /* Absolutely positioned inside the bar; padding-bottom bridges the small gap */
  position:absolute;bottom:100%;right:10px;left:auto;
  padding-bottom:8px;
  pointer-events:none;opacity:0;
  transition:opacity 180ms;
  z-index:9999;
}
/* Show when hovering anywhere on the bar — covers icon + tooltip travel zone */
.chat-call-counter-bar:hover .counter-info-tooltip{
  opacity:1;pointer-events:auto;
}
.counter-info-tooltip-inner{
  background:var(--surface,#fff);color:var(--text,#1a202c);
  border:1px solid var(--border,#e2e8f0);border-radius:8px;
  padding:8px 12px;font-size:11.5px;font-weight:400;line-height:1.5;
  white-space:nowrap;
  box-shadow:0 6px 20px rgba(0,0,0,.13);
  max-width:calc(100vw - 32px);
  position:relative;
}
.counter-info-tooltip-inner::after{
  content:'';position:absolute;top:100%;right:14px;
  border:5px solid transparent;border-top-color:var(--border,#e2e8f0);
}
.counter-info-tooltip-inner::before{
  content:'';position:absolute;top:calc(100% - 1px);right:14px;
  border:5px solid transparent;border-top-color:var(--surface,#fff);
  z-index:1;
}
.counter-info-tooltip a{color:var(--primary,#2563eb);font-weight:500;text-decoration:underline;text-underline-offset:2px}
[data-theme="dark"] .counter-info-tooltip-inner{
  background:var(--surface,#1e293b);color:var(--text,#e2e8f0);
  border-color:var(--border,#334155);
  box-shadow:0 6px 20px rgba(0,0,0,.4);
}
[data-theme="dark"] .counter-info-tooltip-inner::after{border-top-color:var(--border,#334155)}
[data-theme="dark"] .counter-info-tooltip-inner::before{border-top-color:var(--surface,#1e293b)}

/* ── Rate limit message ──────────────────────────────────────── */
.chat-msg-rate-limit{
  display:flex !important;align-items:flex-start;gap:10px;
  background:rgba(220,38,38,.06) !important;
  border:1px solid rgba(220,38,38,.18) !important;
  padding:12px 14px !important;
}
[data-theme="dark"] .chat-msg-rate-limit{
  background:rgba(220,38,38,.1) !important;
  border-color:rgba(248,113,113,.2) !important;
}
.chat-rl-icon{color:#dc2626;flex-shrink:0;margin-top:1px;display:flex;align-items:center}
[data-theme="dark"] .chat-rl-icon{color:#f87171}
.chat-rl-text{font-size:13px;line-height:1.55;color:var(--text)}
.chat-rl-text strong{color:#dc2626;display:block;margin-bottom:3px}
[data-theme="dark"] .chat-rl-text strong{color:#f87171}
.chat-rl-link{color:var(--primary);text-decoration:underline;cursor:pointer;transition:color 150ms}
.chat-rl-link:hover{opacity:.8}

/* Free-type input row */
.chat-input-row{
  flex-shrink:0;display:none;
  padding:10px 12px 12px;gap:8px;
  border-top:1px solid var(--border);
  background:var(--surface);
  align-items:flex-end;
}
.chat-input-row.visible{display:flex}
.chat-input-row textarea{
  flex:1;resize:none;min-height:38px;max-height:110px;
  background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius);
  padding:8px 10px;font-size:13px;color:var(--text);font-family:var(--font);
  outline:none;transition:border-color 150ms;line-height:1.5;overflow-y:auto;
}
.chat-input-row textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-bg)}
.chat-input-row textarea::placeholder{color:var(--faint)}
.chat-send-btn{
  width:36px;height:36px;flex-shrink:0;
  background:var(--primary);color:#fff;border:none;border-radius:var(--radius);
  cursor:pointer;display:flex;align-items:center;justify-content:center;
  transition:filter 150ms,transform 100ms;
}
.chat-send-btn:hover{filter:brightness(1.1)}
.chat-send-btn:active{transform:scale(.93)}
.chat-send-btn:disabled{opacity:.45;cursor:default}

@media(max-width:480px){
  .chat-window{right:12px;bottom:80px;width:calc(100vw - 24px)}
  .chat-fab{bottom:16px;right:16px}
  .chat-followup-pill{flex:1 0 100%}
  .chat-followup-pill.pill-other{flex:1 0 100%}
}

/* SITE FOOTER */
.site-footer{background:var(--surface);border-top:1px solid var(--border);padding:14px 20px;text-align:center;font-size:12.5px;color:var(--muted)}
.site-footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:6px}
.site-footer a{color:var(--primary);text-decoration:none;font-weight:500}
.site-footer a:hover{text-decoration:underline}
.site-footer-sep{color:var(--faint)}

/* ABOUT MODAL OVERLAY */
.about-overlay{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.5);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;transition:opacity 250ms}
.about-overlay.about-overlay-visible{opacity:1}
.about-modal{background:var(--surface);border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.25);width:100%;max-width:967px;max-height:calc(100vh - 40px);overflow-y:auto;position:relative;transform:translateY(16px);transition:transform 250ms;padding:36px 36px 28px}
.about-overlay.about-overlay-visible .about-modal{transform:translateY(0)}
.about-close{position:absolute;top:16px;right:16px;background:var(--surface2);border:1px solid var(--border);border-radius:8px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--muted);transition:all 150ms}
.about-close:hover{background:var(--red-bg);color:var(--red);border-color:var(--red)}
.about-logo{display:flex;align-items:center;gap:16px;margin-bottom:28px}
.about-logo svg{flex-shrink:0}
.about-title{font-size:22px;font-weight:800;color:var(--text)}
.about-tagline{font-size:13.5px;color:var(--muted);margin-top:4px;line-height:1.5}
.about-section{margin-bottom:24px}
.about-section h2{font-size:13px;text-transform:uppercase;letter-spacing:.07em;font-weight:700;color:var(--muted);margin-bottom:10px}
.about-section p{font-size:14px;color:var(--text);line-height:1.65;margin-bottom:8px}
.about-section p:last-child{margin-bottom:0}
.about-highlight-line{background:linear-gradient(135deg,rgba(37,99,235,.07) 0%,rgba(8,145,178,.07) 100%);border-left:3px solid var(--primary);border-radius:0 8px 8px 0;padding:10px 14px;margin-top:10px!important;color:var(--text)!important;font-size:13.5px!important}
[data-theme="dark"] .about-highlight-line{background:linear-gradient(135deg,rgba(37,99,235,.13) 0%,rgba(8,145,178,.1) 100%)}
.about-kpi-examples{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.about-kpi-tag{background:var(--primary-bg,rgba(37,99,235,.08));color:var(--primary);border:1px solid rgba(37,99,235,.2);border-radius:20px;padding:3px 11px;font-size:12px;font-weight:600;white-space:nowrap}
.about-features-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.about-feature{display:flex;align-items:flex-start;gap:10px;background:var(--surface2);border:1px solid var(--border);border-radius:10px;padding:12px 14px}
.about-feature-icon{width:32px;height:32px;border-radius:8px;background:var(--primary-bg);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.about-feature strong{display:block;font-size:12.5px;font-weight:700;color:var(--text);margin-bottom:6px}
.about-feature span{font-size:11.5px;color:var(--muted);line-height:1.4}
.about-charts-list{margin:0;padding:0 0 0 2px;list-style:none;display:grid;grid-template-columns:1fr;gap:3px}
.about-charts-list li{font-size:11.5px;color:var(--muted);line-height:1.4;padding:1px 0;padding-left:12px;position:relative}
.about-charts-list li::before{content:'›';position:absolute;left:0;color:var(--primary);font-weight:700}
.about-charts-list li b{color:var(--text);font-weight:600}
.about-extra-items{display:none}
.about-extra-items.expanded{display:contents}
.about-read-more-btn{display:inline-flex;align-items:center;gap:4px;margin-top:4px;background:none;border:none;cursor:pointer;font-size:11px;font-weight:600;color:var(--primary);padding:2px 0;line-height:1;transition:opacity 150ms}
.about-read-more-btn:hover{opacity:.75}
.about-read-more-btn svg{transition:transform 200ms}
.about-read-more-btn.expanded svg{transform:rotate(180deg)}
.about-creator{display:flex;align-items:flex-start;gap:16px;background:var(--surface2);border:1px solid var(--border);border-radius:14px;padding:20px}
.about-creator-avatar{width:52px;height:52px;border-radius:50%;background:var(--primary);color:#fff;font-size:22px;font-weight:800;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.about-creator-photo{object-fit:cover;border:2px solid var(--border)}
.about-creator-info{flex:1;min-width:0}
.about-creator-info h2{font-size:15px;font-weight:700;color:var(--text);margin-bottom:6px}
.about-creator-info p{font-size:13px;color:var(--muted);line-height:1.6;margin-bottom:8px}
.about-creator-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.about-link-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;font-size:12.5px;font-weight:600;text-decoration:none;border:1px solid var(--border);background:var(--surface);color:var(--text);transition:all 150ms}
.about-link-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.about-footer-note{font-size:12.5px;color:var(--muted);text-align:center;padding-top:16px;border-top:1px solid var(--border);line-height:1.5}
.about-footer-note a{color:var(--primary);text-decoration:none;font-weight:500}
.about-footer-note a:hover{text-decoration:underline}

/* ── CollabDraw about promo ───────────────────────────────────── */
.about-collab-promo{margin-bottom:20px;border-radius:12px;overflow:hidden;border:1px solid rgba(16,185,129,.25);background:linear-gradient(135deg,rgba(16,185,129,.06) 0%,rgba(6,182,212,.06) 100%)}
.about-collab-inner{display:flex;align-items:center;gap:14px;padding:16px 18px}
.about-collab-icon{width:38px;height:38px;border-radius:9px;background:linear-gradient(135deg,#10b981,#06b6d4);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.about-collab-text{flex:1;min-width:0}
.about-collab-text strong{display:block;font-size:13px;font-weight:700;color:var(--text);margin-bottom:4px}
.about-collab-text strong a{color:inherit;text-decoration:none}
.about-collab-text strong a:hover{color:#10b981}
.about-collab-text span{font-size:12px;color:var(--muted);line-height:1.5}
.about-collab-btn{display:inline-flex;align-items:center;flex-shrink:0;padding:8px 16px;border-radius:8px;font-size:12.5px;font-weight:700;background:linear-gradient(135deg,#10b981,#06b6d4);color:#fff;text-decoration:none;white-space:nowrap;transition:opacity 150ms,transform 150ms}
.about-collab-btn:hover{opacity:.88;transform:translateY(-1px)}
[data-theme="dark"] .about-collab-promo{border-color:rgba(16,185,129,.3);background:linear-gradient(135deg,rgba(16,185,129,.09) 0%,rgba(6,182,212,.09) 100%)}
@media(max-width:640px){
  .about-collab-inner{flex-wrap:wrap}
  .about-collab-btn{width:100%;justify-content:center;margin-top:4px}
}

/* ── CollabDraw toast notification ───────────────────────────── */
.collab-toast{
  position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);
  z-index:9990;width:min(520px,calc(100vw - 32px));
  opacity:0;transition:opacity 350ms,transform 350ms;pointer-events:none;
}
.collab-toast.collab-toast-visible{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}
.collab-toast-inner{
  display:flex;align-items:center;gap:12px;
  background:var(--surface);border:1px solid rgba(16,185,129,.3);
  border-radius:14px;padding:14px 16px;
  box-shadow:0 8px 32px rgba(0,0,0,.16),0 2px 8px rgba(0,0,0,.08);
}
.collab-toast-icon{width:38px;height:38px;border-radius:9px;background:linear-gradient(135deg,#10b981,#06b6d4);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.collab-toast-body{flex:1;min-width:0}
.collab-toast-title{font-size:13px;font-weight:700;color:var(--text);margin:0 0 2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.collab-toast-desc{font-size:11.5px;color:var(--muted);margin:0;line-height:1.4}
.collab-toast-cta{flex-shrink:0;padding:7px 14px;border-radius:8px;background:linear-gradient(135deg,#10b981,#06b6d4);color:#fff;font-size:12.5px;font-weight:700;text-decoration:none;white-space:nowrap;transition:opacity 150ms}
.collab-toast-cta:hover{opacity:.85}
.collab-toast-close{flex-shrink:0;width:26px;height:26px;border-radius:6px;border:1px solid var(--border);background:var(--surface2);color:var(--muted);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all 150ms}
.collab-toast-close:hover{background:var(--red-bg,rgba(220,38,38,.08));color:var(--red,#dc2626);border-color:var(--red,#dc2626)}
@media(max-width:480px){
  .collab-toast-inner{flex-wrap:wrap;gap:10px;padding:12px 14px;position:relative}
  .collab-toast-close{position:absolute;top:10px;right:10px}
  .collab-toast-icon{width:32px;height:32px;border-radius:8px}
  .collab-toast-body{min-width:calc(100% - 80px)}
  .collab-toast-title{font-size:12.5px;white-space:normal}
  .collab-toast-cta{width:100%;justify-content:center;text-align:center}
}
[data-theme="dark"] .collab-toast-inner{box-shadow:0 8px 32px rgba(0,0,0,.4)}
[data-theme="dark"] .about-modal{box-shadow:0 20px 60px rgba(0,0,0,.6)}
[data-theme="dark"] .about-overlay{background:rgba(0,0,0,.7)}
@media(max-width:640px){
  .about-modal{padding:24px 18px 20px;border-radius:14px}
  .about-features-grid{grid-template-columns:1fr}
  .about-charts-list{grid-template-columns:1fr}
  .about-creator{flex-direction:column}
}