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span{background:var(--text-tertiary)}.reading-challenge__value{font-variant-numeric:tabular-nums;white-space:nowrap;align-items:center;gap:4px;display:inline-flex}.reading-challenge__check{width:14px;height:14px;color:var(--accent-success)}.reading-challenge__today-label{min-height:28px;color:var(--text-secondary);align-items:center;margin:0;font-size:12px;font-weight:650;display:flex}.reading-challenge__week{flex-direction:column;gap:4px;margin-top:0;display:flex}.reading-challenge__days{grid-template-columns:72px minmax(0,1fr);align-items:center;gap:8px;display:grid}.reading-challenge--strip .reading-challenge__days{grid-template-columns:64px minmax(0,1fr)}.reading-challenge__days-label{text-overflow:ellipsis;white-space:nowrap;color:var(--text-secondary);font-size:12px;overflow:hidden}.reading-challenge__dots{grid-template-columns:repeat(7,minmax(0,1fr));place-items:center;gap:4px;display:grid}.reading-challenge__weekday{color:var(--text-tertiary);text-align:center;font-size:10px}.reading-challenge__dot{box-sizing:border-box;border:1.5px solid var(--text-tertiary);background:0 0;border-radius:99px;width:8px;height:8px}.reading-challenge__dot--hit,.reading-challenge__dot--today-hit{background:var(--nav-accent);border-color:var(--nav-accent)}.reading-challenge__dot--today{border-color:var(--nav-accent)}.reading-challenge__dot--future{border-color:var(--border-color);background:0 0}.reading-challenge__cancel{color:var(--text-secondary);font:inherit;cursor:pointer;background:0 0;border:0;margin-top:10px;padding:0;font-size:13px}.reading-challenge__cancel:hover{color:var(--text-primary)}.challenge-sheet{z-index:10100;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0a0a097a;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.challenge-sheet__panel{background:var(--bg-primary);width:100%;max-height:min(92vh,760px);padding-bottom:env(safe-area-inset-bottom);border-radius:28px 28px 0 0;flex-direction:column;animation:.28s cubic-bezier(.22,1,.36,1) challenge-sheet-up;display:flex;box-shadow:0 -16px 48px #00000038}.challenge-sheet__handle{background:var(--border-color);border-radius:999px;flex-shrink:0;width:40px;height:4px;margin:10px auto 0}.challenge-sheet__header{align-items:flex-start;gap:12px;padding:14px 18px 4px;display:flex}.challenge-sheet__heading{flex:1;min-width:0}.challenge-sheet__kicker{letter-spacing:.02em;color:var(--text-tertiary);margin:0;font-size:13px;font-weight:600}.challenge-sheet__heading h3{letter-spacing:-.03em;color:var(--text-primary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:2px 0 0;font-size:22px;font-weight:650;line-height:1.25;display:-webkit-box;overflow:hidden}.challenge-sheet__close{background:color-mix(in srgb, var(--text-primary) 6%, transparent);width:36px;height:36px;color:var(--text-secondary);cursor:pointer;border:0;border-radius:50%;flex-shrink:0;margin-top:2px;font-size:22px;line-height:1}.challenge-sheet__body{-webkit-overflow-scrolling:touch;flex-direction:column;flex:1;gap:18px;min-height:0;padding:16px 18px 8px;display:flex;overflow-y:auto}.challenge-sheet__segment{background:var(--bg-secondary);border-radius:16px;gap:4px;padding:4px;display:flex}.challenge-sheet__segment button{min-width:0;min-height:42px;color:var(--text-secondary);font:inherit;cursor:pointer;background:0 0;border:0;border-radius:12px;flex:1;padding:8px 10px;font-size:15px;font-weight:600}.challenge-sheet__segment button.is-active{background:var(--bg-primary);color:var(--text-primary);box-shadow:0 1px 2px #00000014}.challenge-sheet__search{background:var(--bg-secondary);height:44px;color:var(--text-tertiary);border-radius:14px;align-items:center;gap:8px;padding:0 14px;display:flex}.challenge-sheet__search input{width:100%;color:var(--text-primary);font:inherit;background:0 0;border:0;outline:none;font-size:16px}.challenge-sheet__segment,.challenge-sheet__search,.challenge-sheet__note{flex-shrink:0}.challenge-sheet__people{-webkit-overflow-scrolling:touch;flex-direction:column;gap:2px;min-height:0;max-height:min(280px,42vh);margin:0 -6px;display:flex;overflow-y:auto}.challenge-sheet__person{width:100%;min-height:64px;color:inherit;font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:18px;align-items:center;gap:14px;padding:8px 10px;display:flex}.challenge-sheet__person.is-selected{background:color-mix(in srgb, var(--nav-accent) 12%, transparent)}.challenge-sheet__avatar{object-fit:cover;width:48px;height:48px;box-shadow:0 0 0 2px var(--bg-primary);border-radius:50%;flex-shrink:0}.challenge-sheet__person.is-selected .challenge-sheet__avatar{box-shadow:0 0 0 2px var(--bg-primary),0 0 0 4px var(--nav-accent)}.challenge-sheet__book{width:100%;color:inherit;font:inherit;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:14px;align-items:center;gap:12px;padding:6px 8px;display:flex}.challenge-sheet__book.is-selected{background:color-mix(in srgb, var(--nav-accent) 10%, transparent)}.challenge-sheet__cover{object-fit:cover;background:var(--bg-secondary);border-radius:6px;flex-shrink:0;width:36px;height:52px}.challenge-sheet__cover-fallback{color:var(--text-tertiary);place-items:center;font-size:12px;font-weight:700;display:grid}.challenge-sheet__book.is-selected .challenge-sheet__cover{box-shadow:0 0 0 2px var(--nav-accent)}.challenge-sheet__book-copy{flex-direction:column;flex:1;min-width:0;display:flex}.challenge-sheet__book-title{text-overflow:ellipsis;white-space:nowrap;letter-spacing:-.01em;color:var(--text-primary);font-size:15px;font-weight:650;overflow:hidden}.challenge-sheet__book-pages{color:var(--text-tertiary);font-variant-numeric:tabular-nums;margin-top:2px;font-size:12px}.challenge-sheet__name{text-overflow:ellipsis;white-space:nowrap;letter-spacing:-.01em;min-width:0;color:var(--text-primary);flex:1;font-size:16px;font-weight:600;overflow:hidden}.challenge-sheet__check{color:var(--nav-accent);font-size:20px}.challenge-sheet__empty{color:var(--text-secondary);margin:8px 0;font-size:15px;line-height:1.4}.challenge-sheet__empty a,.challenge-sheet__empty-link{color:var(--nav-accent);font-weight:650}.challenge-sheet__note{color:var(--text-secondary);margin:0;padding:0 2px;font-size:14px;line-height:1.5}.challenge-sheet__note span{color:var(--text-tertiary);margin-bottom:4px;font-size:13px;font-weight:600;display:block}.challenge-sheet__footer{padding:12px 18px 16px}.challenge-sheet__send{background:var(--nav-accent);color:#fff;width:100%;min-height:48px;font:inherit;cursor:pointer;border:0;border-radius:14px;justify-content:center;align-items:center;font-size:16px;font-weight:650;text-decoration:none;display:flex}.challenge-sheet__send:disabled{opacity:.4;cursor:default}@keyframes challenge-sheet-up{0%{opacity:.6;transform:translateY(16px)}to{opacity:1;transform:none}}@media (min-width:760px){.challenge-sheet{align-items:center;padding:24px}.challenge-sheet__panel{border:1px solid var(--border-color);border-radius:28px;width:min(420px,100%);max-height:min(720px,100vh - 48px);padding-bottom:0}.challenge-sheet__handle{display:none}}.reading-challenge-result{flex-direction:column;gap:8px;padding:14px 16px 16px;display:flex}.reading-challenge-result--compact{padding:10px 4px 4px}.reading-challenge-result__kicker{color:var(--text-tertiary);letter-spacing:.02em;text-transform:uppercase;margin:0;font-size:12px;font-weight:650}.reading-challenge-result__headline{color:var(--text-primary);letter-spacing:-.03em;margin:0;font-size:22px;font-weight:720;line-height:1.15}.reading-challenge-result--win .reading-challenge-result__headline{color:var(--nav-accent,var(--accent-primary))}.reading-challenge-result--loss .reading-challenge-result__headline{color:var(--text-secondary)}.reading-challenge-result__lines{color:var(--text-secondary);flex-direction:column;gap:4px;margin-top:2px;font-size:14px;font-weight:500;line-height:1.35;display:flex}.reading-challenge-result__again{border:1px solid color-mix(in srgb, var(--nav-accent,var(--accent-primary)) 28%, var(--border-color));background:color-mix(in srgb, var(--nav-accent,var(--accent-primary)) 10%, transparent);min-height:36px;color:var(--nav-accent,var(--accent-primary));font:inherit;cursor:pointer;border-radius:999px;align-self:flex-start;margin-top:8px;padding:0 14px;font-size:14px;font-weight:650}.reading-challenge-result__again:hover:not(:disabled){background:color-mix(in srgb, var(--nav-accent,var(--accent-primary)) 16%, transparent)}.reading-challenge-result__again:disabled{opacity:.65;cursor:wait}@media (max-width:640px){.reading-challenge__row,.reading-challenge__days,.reading-challenge--strip .reading-challenge__row,.reading-challenge--strip .reading-challenge__days{grid-template-columns:56px minmax(0,1fr) auto}.reading-challenge__days,.reading-challenge--strip .reading-challenge__days{grid-template-columns:56px minmax(0,1fr)}}