.insights-section,.weight-section{border-top:1px solid var(--line);padding-top:28px;margin-top:74px}.period-tabs{display:flex;border:1px solid var(--line);padding:3px}.period-tab{background:transparent;color:var(--muted);font-size:12px;padding:6px 12px}.period-tab.active{background:var(--ink);color:white}.history-grid,.weight-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:16px}.calendar-panel,.history-summary,.weight-overview,.weight-chart-panel{background:var(--paper);border:1px solid var(--line);padding:24px}.calendar-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.calendar-head button{background:none;color:var(--muted);font-size:18px;padding:2px 8px}.calendar-head strong{font-size:14px}.weekday-row,.calendar-days{display:grid;grid-template-columns:repeat(7,1fr);gap:5px;text-align:center}.weekday-row{font:10px 'DM Mono',monospace;color:var(--muted);margin-bottom:8px}.calendar-day{height:38px;background:transparent;position:relative;font-size:12px}.calendar-day.muted{color:#c7c9c0}.calendar-day.today{font-weight:800;color:var(--green-dark)}.calendar-day.selected{background:var(--green);color:var(--ink)}.calendar-day.has-data:after{content:'';position:absolute;width:4px;height:4px;background:var(--orange);border-radius:50%;left:50%;bottom:4px;transform:translateX(-50%)}.calendar-day.selected:after{background:var(--ink)}.history-summary h3{font-size:22px;margin:0 0 23px}.history-stat{display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:18px}.history-stat span,.weight-overview span,.chart-heading,.chart-axis{font-size:12px;color:var(--muted)}.history-stat strong{font:500 25px 'DM Mono',monospace}.history-stat small,.weight-overview small{font-size:11px;font-weight:400}.history-list{margin-top:15px}.history-list p{color:var(--muted);font-size:12px}.history-item{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px solid var(--line);font-size:12px}.history-item span{color:var(--muted)}.weight-overview{display:grid;grid-template-columns:1fr 1fr;gap:20px}.weight-main,.weight-goal,.bmi-block{display:flex;flex-direction:column;gap:8px}.weight-main strong,.weight-goal strong{font:500 30px 'DM Mono',monospace}.weight-main{border-left:3px solid var(--green);padding-left:14px}.weight-goal{border-left:3px solid var(--orange);padding-left:14px}.bmi-block{grid-column:1 / span 2;border-top:1px solid var(--line);padding-top:18px}.bmi-block strong{font:500 26px 'DM Mono',monospace}.bmi-block small{color:var(--green-dark);font-size:11px}.chart-heading{display:flex;justify-content:space-between;margin-bottom:20px;color:var(--ink)}.chart-heading span:last-child{color:var(--muted);font:10px 'DM Mono',monospace}.weight-chart{height:145px;display:flex;align-items:end;gap:7px;border-bottom:1px solid var(--line);padding:0 4px}.chart-bar{flex:1;background:#dce5a2;min-height:8px;position:relative}.chart-bar.latest{background:var(--green-dark)}.chart-bar span{position:absolute;bottom:calc(100% + 5px);left:50%;transform:translateX(-50%);font:9px 'DM Mono',monospace;color:var(--muted);white-space:nowrap}.chart-axis{display:flex;justify-content:space-between;padding-top:8px;font:9px 'DM Mono',monospace}.bmi-preview{display:flex;justify-content:space-between;align-items:center;background:#f1f2e8;padding:14px;margin-top:18px}.bmi-preview strong{font:500 20px 'DM Mono',monospace;color:var(--green-dark)}.secondary-button{width:100%;padding:11px;background:transparent;border:1px solid var(--line);margin-top:14px;font-size:12px}.form-hint{color:var(--muted);font-size:12px;line-height:1.7;margin:0 0 12px}.input select{appearance:auto}@media(max-width:700px){.history-grid,.weight-grid{grid-template-columns:1fr}.calendar-panel,.history-summary,.weight-overview,.weight-chart-panel{padding:20px}.weight-grid{gap:12px}.calendar-day{height:34px}.period-tab{padding:5px 9px}}