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dt{color:var(--muted);font-size:13px}.today-statistics dd{font-size:30px;font-weight:650;margin:0}.mastery-distribution{--mastered-color: #64b893;--unmastered-color: #edbc60;--unlearned-color: #a6b7d0}.mastery-pie{width:min(200px,100%);aspect-ratio:1;border-radius:50%;margin:2px auto 24px}.empty-pie{display:grid;place-items:center;color:var(--muted);font-size:13px}.mastery-legend{list-style:none;padding:0;margin:0;display:grid;gap:12px;font-size:14px}.mastery-legend li,.mastery-counts dt{display:flex;align-items:center;gap:10px}.mastery-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.mastery-counts{grid-template-columns:repeat(3,minmax(0,1fr));margin:0 0 28px}.mastery-counts dt{gap:6px}.mastery-counts dd{font-size:clamp(20px,6vw,30px)}.mastery-counts small{margin-left:3px}.weekly-chart{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.weekly-day{display:flex;flex-direction:column;align-items:center;gap:6px}.weekly-track{height:110px;width:min(100%,26px);display:flex;align-items:flex-end}.weekly-track span{display:block;width:100%;background:var(--accent);border-radius:5px 5px 0 0}.statistics-screen summary{cursor:pointer;min-height:44px;color:var(--muted);font-size:13px}