/* Overview presentation only; all calculations and event hooks remain unchanged. */
.overview-toolbar{display:flex;align-items:center;justify-content:space-between;gap:var(--ui-gap);margin-bottom:24px}
.overview-toolbar .workspace-period{display:block;min-width:0;margin:0}
.workspace-ui .overview-toolbar button.attendance-month-toggle{width:232px;height:48px;min-height:48px;padding:8px 16px;border:0;border-radius:var(--radius-pill);background:var(--surface);box-shadow:var(--shadow)}
.workspace-ui .overview-toolbar .attendance-period-copy{gap:2px}
.workspace-ui .overview-toolbar .attendance-period-copy small{font-size:var(--ui-caption);font-weight:400;color:var(--text-2)}
.workspace-ui .overview-toolbar .attendance-period-copy strong{font-size:var(--ui-body);font-weight:500;color:var(--text)}
.workspace-ui .overview-toolbar .attendance-period-icon{border:0;padding-left:8px;flex-basis:26px;color:var(--accent)}
.workspace-ui .overview-open{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:11px 22px;border:0;border-radius:var(--radius-pill);background:var(--primary);color:var(--on-primary);font-family:var(--font);font-size:var(--ui-body);font-weight:400;line-height:1.3;transition:background var(--ui-speed) var(--ui-ease),transform var(--ui-speed) var(--ui-ease)}
.workspace-ui .overview-open:hover{background:var(--primary-hover);color:var(--on-primary)}
.overview-open svg{width:18px;height:18px;margin:0;flex-shrink:0}
.overview-dashboard{display:grid;gap:24px;min-width:0}
.overview-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--ui-gap)}
.overview-stats .overview-stat{--metric-color:var(--accent);display:flex;flex-direction:column;align-items:stretch;position:relative;min-width:0;min-height:226px;overflow:hidden;padding:24px 22px 18px;border:0;border-radius:var(--radius-card);background:var(--surface);box-shadow:var(--shadow);color:var(--text);font-family:var(--font);text-align:left;transition:background var(--ui-speed) var(--ui-ease)}
.overview-stat-top{display:flex;align-items:center;gap:9px;min-height:32px;color:var(--text);font-size:var(--ui-small);font-weight:500;line-height:1.3;letter-spacing:-.01em}
.overview-stat-top>span:nth-child(2){flex:1;min-width:0}
.overview-stat-top>svg{flex:none;width:14px;height:14px;margin-left:auto;color:var(--text-2)}
.overview-stat-icon{display:grid;place-items:center;flex:none;width:30px;height:30px;border-radius:var(--radius-input);background:var(--surface-soft);color:var(--accent)}
.overview-stat-icon svg{width:18px;height:18px;margin:0;stroke-width:1.6}
.overview-stat>strong{display:block;margin:18px 0 6px;color:var(--text);font-size:var(--ui-metric);font-weight:700;line-height:1;letter-spacing:-.05em;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.overview-stat>small{display:block;min-height:36px;color:var(--text-2);font-size:var(--ui-caption);font-weight:400;line-height:1.4;letter-spacing:0}
.overview-stat-bottom{display:flex;align-items:flex-end;min-height:36px;margin:16px -22px 0;color:var(--accent)}
.overview-spark{display:block;width:100%;height:36px;overflow:visible}
.overview-spark-area{fill:currentColor;opacity:.08}
.overview-spark-line{fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;vector-effect:non-scaling-stroke}
.overview-spark-caption{display:block;margin-top:7px;color:var(--text-2);font-size:var(--ui-caption);font-weight:400;line-height:1.3;letter-spacing:0}
.overview-role-summary{display:block;max-width:100%;margin:0 22px;padding-top:10px;border-top:1px solid var(--line);color:var(--text-2);font-size:var(--ui-caption);font-weight:400;line-height:1.4;letter-spacing:0;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}
.overview-visual-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:var(--ui-gap);align-items:stretch}
.overview-card{min-width:0;padding:28px;border:0;border-radius:var(--radius-large);background:var(--surface);box-shadow:var(--shadow);color:var(--text)}
.overview-trend{grid-column:span 4}
.overview-ring-card{grid-column:span 2;display:flex;flex-direction:column}
.overview-card-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;min-height:78px;margin-bottom:16px}
.workspace-ui .overview-card-heading h2{margin:0;max-width:18ch;color:var(--text);font-size:var(--ui-heading);font-weight:600;line-height:1.1;letter-spacing:-.03em}
.overview-card-heading p{margin:8px 0 0;max-width:34ch;color:var(--text-2);font-size:var(--ui-caption);font-weight:400;line-height:1.4;letter-spacing:0}
.overview-trend-total{display:flex;align-items:baseline;flex:none;gap:5px;margin-top:4px;color:var(--text-2);font-size:var(--ui-caption);line-height:1.4;white-space:nowrap;letter-spacing:0}
.overview-trend-total strong{font-size:var(--ui-heading);font-weight:600;color:var(--text);letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.overview-trend-chart svg{display:block;width:100%;height:auto;min-height:190px;overflow:visible}
#overviewDutyArea stop{stop-color:var(--accent)}
#overviewDutyArea stop:first-child{stop-opacity:.16}
#overviewDutyArea stop:last-child{stop-opacity:0}
.overview-chart-gridline{stroke:var(--line);stroke-width:1;stroke-dasharray:2 6}
.overview-axis-label{fill:var(--text-2);font-family:var(--font);font-size:var(--ui-caption);letter-spacing:0}
.overview-trend-line{fill:none;stroke:var(--accent);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.overview-chart-point{cursor:pointer}
.overview-chart-point>line{stroke:var(--accent);stroke-dasharray:3 4;opacity:0}
.overview-point-dot{fill:var(--surface);stroke:var(--accent);stroke-width:2;opacity:0}
.overview-chart-point:hover>line,.overview-chart-point:focus>line,.overview-chart-point.is-selected>line{opacity:.4}
.overview-chart-point:hover>.overview-point-dot,.overview-chart-point:focus>.overview-point-dot,.overview-chart-point.is-selected>.overview-point-dot{opacity:1}
.overview-chart-point:focus-visible>.overview-point-dot{stroke-width:4}
.overview-chart-readout{width:fit-content;min-height:28px;max-width:100%;margin:12px auto 0;padding:6px 12px;border:0;border-radius:var(--radius-pill);background:var(--bg-alt);color:var(--text-2);font-size:var(--ui-caption);font-variant-numeric:tabular-nums;line-height:1.3;text-align:center;letter-spacing:0}
.overview-chart-note{margin:12px 0 0;color:var(--text-2);font-size:var(--ui-caption);line-height:1.4;letter-spacing:0}
.overview-ring{position:relative;width:196px;max-width:100%;margin:0 auto 18px}
.overview-ring svg{display:block;width:100%;height:auto;overflow:visible}
.overview-ring circle{fill:none;stroke-width:9}
.overview-ring-track{stroke:var(--line)}
.overview-ring-fill{stroke:var(--accent);stroke-linecap:round}
.overview-ring>div{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.overview-ring strong{color:var(--text);font-size:var(--ui-metric);font-weight:700;line-height:1;letter-spacing:-.05em;font-variant-numeric:tabular-nums}
.overview-ring strong small{margin-left:2px;font-size:var(--ui-body);font-weight:500;letter-spacing:-.02em}
.overview-ring>div>span{color:var(--text-2);font-size:var(--ui-caption);letter-spacing:0}
.overview-ring-key{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:auto;padding-top:16px;border-top:1px solid var(--line);color:var(--text-2);font-size:var(--ui-caption);line-height:1.4;letter-spacing:0}
.overview-ring-key span{display:flex;align-items:center;gap:6px;white-space:nowrap}
.overview-ring-key i{width:6px;height:6px;flex:none;border-radius:var(--radius-pill);background:var(--accent)}
.overview-ring-key span+span i{background:var(--text-2)}
.overview-ring-key b{color:var(--text);font-weight:500}
.overview-open:active,.overview-stat:active{transform:scale(.97)}
@keyframes overviewSceneEnter{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
.overview-enter{animation:overviewSceneEnter .35s var(--ui-ease) both}
@media(max-width:1100px){
 .overview-stats .overview-stat{padding:22px 18px 16px}
 .overview-stat-top{gap:7px}
 .overview-stat-top>svg{display:none}
 .overview-stat-bottom{margin-inline:-18px}
 .overview-role-summary{margin-inline:18px}
 .overview-card{padding:24px}
}
@media(max-width:820px){
 .overview-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
 .overview-visual-grid{grid-template-columns:minmax(0,1fr)}
 .overview-trend,.overview-ring-card{grid-column:1}
 .overview-card-heading{min-height:0;margin-bottom:24px}
 .overview-ring-card{display:grid;grid-template-columns:minmax(0,1fr) 196px;align-items:center;gap:20px}
 .overview-ring-card .overview-card-heading{grid-column:1;margin:0}
 .overview-ring{grid-column:2;grid-row:1/3;margin:0}
 .overview-ring-key{grid-column:1;margin:0;flex-direction:column;align-items:flex-start}
 .overview-axis-label{font-size:var(--ui-body)}
}
@media(max-width:520px){
 .overview-toolbar{align-items:stretch;flex-direction:column;gap:12px}
 .overview-toolbar .workspace-period{width:100%}
 .workspace-ui .overview-toolbar button.attendance-month-toggle{width:100%}
 .overview-stats .overview-stat{min-height:210px;padding:20px 16px 16px;border-radius:var(--radius-inner)}
 .overview-stat-top{font-size:var(--ui-small);min-height:36px}
 .overview-stat-top>.overview-stat-icon{display:none}
 .overview-stat>strong{margin-top:12px}
 .overview-stat>small{min-height:50px}
 .overview-stat-bottom{margin:10px -16px 0}
 .overview-role-summary{margin-inline:16px;white-space:normal}
 .overview-card{padding:24px 20px;border-radius:var(--radius-card)}
 .workspace-ui .overview-card-heading h2{font-size:var(--ui-heading-compact)}
 .overview-card-heading{gap:10px}
 .overview-trend-total{flex-direction:column;gap:0;align-items:flex-end}
 .overview-ring-card{grid-template-columns:minmax(0,1fr) 132px;gap:16px}
 .overview-ring{width:132px}
 .overview-ring strong{font-size:var(--ui-metric-compact)}
 .overview-ring-key{padding-top:12px;gap:9px}
 .overview-trend-chart svg{min-height:170px}
}
@media(max-width:360px){
 .overview-ring-card{grid-template-columns:minmax(0,1fr)}
 .overview-ring-card .overview-card-heading,.overview-ring,.overview-ring-key{grid-column:1;grid-row:auto}
 .overview-ring{width:174px;margin:auto}
 .overview-stats .overview-stat{padding-inline:14px}
 .overview-stat-bottom{margin-inline:-14px}
 .overview-role-summary{margin-inline:14px}
}
@media(prefers-reduced-motion:reduce){.overview-enter{animation:none}}