.study-time-chart{--time-theory:#3974d7;--time-psych:#8873bb;--time-audio:#329d91;--time-pdf:#be8d5e;background:var(--card);border:1px solid var(--border);min-width:0;color:var(--foreground);border-radius:15px}.dark .study-time-chart{--time-theory:#93b9f0;--time-psych:#b0a0db;--time-audio:#79bfb0;--time-pdf:#d8ad84}.study-time-chart>header{justify-content:space-between;align-items:center;gap:12px;padding:19px 20px 0;display:flex}.study-time-chart h3{margin:0;font-size:14px;font-weight:600;line-height:1.5}.study-time-chart .activity-v2-eyebrow{letter-spacing:1.2px;color:var(--muted-foreground);margin:0 0 5px;font-size:9px}.study-time-totals{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;padding:18px 20px 10px;display:grid}.study-time-totals>div{min-width:0}.study-time-totals span{color:var(--muted-foreground);align-items:center;gap:6px;font-size:10px;line-height:1.5;display:flex}.study-time-totals svg{flex:none}.study-time-totals strong{letter-spacing:-.4px;font-variant-numeric:tabular-nums;margin-top:7px;font-size:19px;font-weight:600;display:block}.study-time-chart [data-kind=theory_test]{--series:var(--time-theory)}.study-time-chart [data-kind=psychometric_test]{--series:var(--time-psych)}.study-time-chart [data-kind=podcast]{--series:var(--time-audio)}.study-time-chart [data-kind=pdf]{--series:var(--time-pdf)}.study-time-totals svg{color:var(--series)}.study-time-legend{flex-wrap:wrap;gap:8px 13px;padding:6px 20px 0;display:flex}.study-time-chart .study-time-legend button{min-width:0;color:var(--muted-foreground);font:inherit;box-shadow:none;cursor:pointer;background:0 0;border:0;border-radius:0;align-items:center;gap:5px;padding:5px 0;font-size:9px;display:flex}.study-time-legend button[aria-pressed=false]{opacity:.45}.study-time-legend i,.study-time-chart footer i{background:var(--series);border-radius:2px;flex:none;width:6px;height:6px;display:block}.study-time-plot{gap:11px;margin:24px 21px 0 13px;display:flex}.study-time-scale{color:var(--muted-foreground);text-align:right;white-space:nowrap;flex-direction:column;flex:none;justify-content:space-between;width:34px;height:140px;font-size:9px;display:flex}.study-time-days{background:linear-gradient(to bottom,var(--border) 0 1px,transparent 1px calc(50% - .5px),var(--border) calc(50% - .5px) calc(50% + .5px),transparent calc(50% + .5px) calc(100% - 1px),var(--border) calc(100% - 1px));gap:3px;width:100%;height:140px;display:flex}.study-time-day{flex:1;min-width:0}.study-time-day-hit{outline-offset:2px;height:100%;position:relative}.study-time-day-hit[data-observed=false]{background:repeating-linear-gradient(135deg,#0000 0 4px,#8394ac14 4px 6px)}.study-time-group{justify-content:center;align-items:flex-end;gap:1px;height:100%;padding:0 3%;display:flex}.study-time-group>i{background:var(--series);border-radius:2px 2px 0 0;flex:1;min-width:0;max-width:7px;display:block}.study-time-axis{color:var(--muted-foreground);justify-content:space-between;margin:9px 21px 15px 58px;font-size:9px;display:flex}.study-time-tooltip{z-index:4;border:1px solid var(--border);background:var(--card);min-width:190px;color:var(--foreground);pointer-events:none;border-radius:9px;padding:11px;font-size:10px;line-height:1.7;display:none;position:absolute;top:0;left:50%;transform:translate(-50%,-100%);box-shadow:0 4px 18px #0002}.study-time-tooltip>strong{margin-bottom:5px;font-size:10px;display:block}.study-time-tooltip>span{color:var(--muted-foreground);justify-content:space-between;gap:15px;display:flex}.study-time-tooltip b{color:var(--foreground);font-weight:600}:is(.study-time-day-hit:hover .study-time-tooltip,.study-time-day-hit:focus-visible .study-time-tooltip){display:block}.study-time-day:nth-child(-n+4) .study-time-tooltip{left:0;transform:translateY(-100%)}.study-time-day:nth-last-child(-n+4) .study-time-tooltip{left:auto;right:0;transform:translateY(-100%)}.study-time-chart footer{border-top:1px solid var(--border);color:var(--muted-foreground);justify-content:space-between;align-items:center;gap:12px;margin:0 20px;padding:13px 0;font-size:10px;display:flex}.study-time-chart footer>div{flex-wrap:wrap;gap:12px;display:flex}.study-time-chart footer>div>span{align-items:center;gap:4px;display:flex}.study-time-caption{color:var(--muted-foreground);padding:0 20px 14px;line-height:1.6;margin:0!important;font-size:9px!important}.study-time-empty{color:var(--muted-foreground);text-align:center;margin:0;padding:5px 20px;font-size:11px}.study-time-mode{border:1px solid var(--border);background:var(--muted);border-radius:9px;flex:none;align-items:center;gap:3px;padding:3px;display:flex}.study-time-mode button{box-shadow:none;color:var(--muted-foreground);font:inherit;cursor:pointer;white-space:nowrap;background:0 0;border:0;border-radius:6px;padding:6px 9px;font-size:10px}.study-time-mode button[aria-pressed=true]{background:var(--card);color:var(--foreground)}.activity-v2-chart>.study-time-mode{width:fit-content;margin:12px 20px 0}.study-time-chart button:focus-visible{outline:2px solid var(--time-theory);outline-offset:2px}.study-time-chart [role=img]:focus-visible{outline:2px solid var(--time-theory);outline-offset:2px}.study-time-preferences details{margin:16px 0;font-size:13px;line-height:1.8}.study-time-preferences summary{cursor:pointer}.study-time-preferences p{font-size:13px;line-height:1.8}.study-time-choice-actions{gap:10px;margin-top:18px;display:flex}.study-time-preferences [role=status]{min-height:0;margin-bottom:0}.account-study-time{max-width:1100px}.study-time-registration{border-top:1px solid var(--border);min-width:0;margin-top:12px;padding-top:18px}.study-time-registration>details{margin-top:10px}.study-time-registration>p{color:var(--muted-foreground);margin:10px 0 12px!important;font-size:12px!important;line-height:1.7!important}.study-time-registration details{font-size:12px;line-height:1.8}.study-time-registration summary{cursor:pointer;color:var(--muted-foreground)}.study-time-registration details>div{border:1px solid var(--border);border-radius:10px;max-height:240px;margin-top:12px;padding:14px;overflow:auto}.study-time-registration details p{margin:0 0 12px!important;font-size:12px!important;line-height:1.8!important}@media (max-width:600px){.study-time-chart>header{padding:17px 15px 0}.study-time-totals{grid-template-columns:1fr 1fr;gap:15px;padding:18px 15px 10px}.study-time-totals strong{font-size:21px}.study-time-legend{gap:5px 13px;padding:7px 15px 0}.study-time-legend button{font-size:9px}.study-time-plot{gap:7px;margin:22px 16px 0 9px}.study-time-days{gap:2px}.study-time-axis{margin-left:50px;margin-right:16px}.study-time-chart footer{align-items:flex-start;margin:0 15px}.study-time-chart footer>div{gap:7px 10px}.study-time-caption{padding-left:15px;padding-right:15px}.study-time-mode button{padding:6px 7px;font-size:9px}.study-time-preferences p{font-size:12px}}