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var(--brand-primary)}.world-stories{font-family:var(--font-sans);-webkit-tap-highlight-color:transparent}.world-stories[data-tone]{--frame-bg:var(--story-ink);--frame-fg:var(--story-on-dark);--frame-muted:var(--story-on-dark-muted);--frame-track:var(--story-ink-track);--frame-edge:var(--story-ink-edge);--frame-fill:var(--story-on-dark);--btn-bg:var(--story-yellow);--btn-fg:var(--story-on-light);--btn-edge:var(--story-yellow-deep);--btn-off-bg:var(--story-ink-off-bg);--btn-off-fg:var(--story-ink-off-fg);--focus:var(--story-yellow);background-color:var(--frame-bg);color:var(--frame-fg);transition:background-color var(--story-slow) var(--story-out),color var(--story-base) var(--story-out);--text-primary:var(--frame-fg);--text-secondary:var(--frame-muted);--text-muted:var(--frame-muted);--brand-primary:var(--frame-fg);--surface-sunken:var(--frame-track);--border:var(--frame-track);--background:var(--frame-bg);--surface-hover:var(--frame-track);--surface-pressed:var(--frame-track);--border-strong:var(--frame-edge);--text-on-brand:var(--frame-bg);--text-on-danger:var(--frame-bg);--success:var(--frame-fg);--warning:var(--frame-fg);--danger:var(--frame-fg);--info:var(--frame-fg);--focus-ring:var(--focus)}.world-stories[data-tone=violet]{--frame-bg:var(--story-violet);--frame-edge:var(--story-violet-edge);--frame-muted:var(--story-violet-muted);--frame-track:var(--story-violet-track);--btn-off-bg:var(--story-violet-off-bg);--btn-off-fg:var(--story-violet-off-fg)}.world-stories[data-tone=blue]{--frame-bg:var(--story-blue);--frame-edge:var(--story-blue-edge);--frame-muted:var(--story-blue-muted);--frame-track:var(--story-blue-track);--btn-off-bg:var(--story-blue-off-bg);--btn-off-fg:var(--story-blue-off-fg)}.world-stories[data-tone=teal]{--frame-bg:var(--story-teal);--frame-edge:var(--story-teal-edge);--frame-muted:var(--story-teal-muted);--frame-track:var(--story-teal-track);--btn-off-bg:var(--story-teal-off-bg);--btn-off-fg:var(--story-teal-off-fg)}.world-stories[data-tone=orange],.world-stories[data-tone=pink],.world-stories[data-tone=yellow]{--frame-fg:var(--story-on-light);--frame-track:#1a10332e;--frame-fill:var(--story-on-light);--btn-bg:var(--story-ink);--btn-fg:var(--story-on-dark);--btn-edge:var(--story-black);--focus:var(--story-ink)}.world-stories[data-tone=orange]{--frame-bg:var(--story-orange);--frame-edge:var(--story-orange-edge);--frame-muted:var(--story-orange-muted);--btn-off-bg:var(--story-orange-off-bg);--btn-off-fg:var(--story-orange-off-fg)}.world-stories[data-tone=pink]{--frame-bg:var(--story-pink);--frame-edge:var(--story-pink-edge);--frame-muted:var(--story-pink-muted);--btn-off-bg:var(--story-pink-off-bg);--btn-off-fg:var(--story-pink-off-fg)}.world-stories[data-tone=yellow]{--frame-bg:var(--story-yellow);--frame-edge:var(--story-yellow-edge);--frame-muted:var(--story-yellow-muted);--btn-off-bg:var(--story-yellow-deep);--btn-off-fg:var(--story-yellow-off-fg)}.ui-card,.ui-modal,.world-stories[data-tone] :is(.bg-surface,.bg-surface-elevated,.bg-brand-subtle,.bg-info-subtle,.bg-success-subtle,.bg-warning-subtle,.bg-danger-subtle){--background:var(--story-paper);--text-primary:var(--story-paper-text);--text-secondary:var(--story-paper-secondary);--text-muted:var(--story-paper-muted);--brand-primary:var(--story-violet);--text-on-brand:var(--story-on-dark);--border:var(--story-hairline);--border-strong:var(--story-option-line);--surface-sunken:var(--story-paper-sunken);--surface-hover:var(--story-paper-hover);--surface-pressed:var(--story-paper-pressed);--success:var(--story-correct);--warning:var(--story-paper-warning);--danger:var(--story-paper-danger);--info:var(--story-blue);--frame-fg:var(--story-paper-text);--frame-muted:var(--story-paper-muted);--frame-track:var(--story-paper-sunken);--frame-edge:var(--story-option-line);--btn-bg:var(--action);--btn-fg:var(--text-on-action);--btn-edge:var(--action-edge);--btn-off-bg:var(--story-paper-off-bg);--btn-off-fg:var(--story-paper-off-fg);--focus:var(--story-violet);--focus-ring:var(--story-violet)}.world-stories ::selection{background:var(--story-yellow);color:var(--story-on-light)}.world-stories :focus-visible{outline:3px solid var(--focus);outline-offset:3px}.story-display{letter-spacing:-.02em;text-wrap:balance;font-weight:800;line-height:1.08}.story-btn,.story-display,.story-frame .prose-document h2,.story-option--center,.story-option__mark,.story-sticker,.story-voice{font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica Neue", "Unbounded Fallback: Arial", "Unbounded Fallback: Noto Sans",var(--font-sans)}.story-voice{letter-spacing:-.01em;font-weight:600}.story-frame .prose-document strong{background:var(--story-yellow);color:var(--story-on-light);-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:.45em;padding:.05em .1em}.story-frame .prose-document strong:after,.story-frame .prose-document strong:before{content:" "}.world-stories[data-tone=orange] .story-frame .prose-document strong,.world-stories[data-tone=pink] .story-frame .prose-document strong,.world-stories[data-tone=yellow] .story-frame .prose-document strong{background:var(--story-paper)}.world-stories li,.world-stories p{-webkit-hyphens:manual;hyphens:manual}.story-phone{height:calc(min(44rem,100dvh - 11rem));min-height:30rem;box-shadow:0 0 0 6px var(--story-ink),0 20px 44px #08041e38;border-radius:2rem}.story-frame .prose-document{font-size:1.1875rem;line-height:1.6}.story-frame .prose-document h2{letter-spacing:-.02em;text-wrap:balance;margin-bottom:.6em;font-size:1.75rem;font-weight:800;line-height:1.1}.story-frame .prose-table-scroll table{background:#ffffff0f}.story-btn{--edge:5px;letter-spacing:.005em;background:var(--btn-bg);min-height:3.5rem;color:var(--btn-fg);box-shadow:0 var(--edge) 0 var(--btn-edge),0 calc(6px + var(--edge)) 18px #08041e47;transition:transform var(--story-base) var(--story-spring),box-shadow var(--story-base) var(--story-spring),background-color var(--story-base) var(--story-out);-webkit-user-select:none;user-select:none;cursor:pointer;border-radius:1.125rem;justify-content:center;align-items:center;gap:.5rem;padding:0 1.5rem;font-size:1rem;font-weight:600;display:inline-flex;position:relative;transform:translateY(0)}@media (hover:hover){.story-btn:not(:disabled):hover{box-shadow:0 calc(2px + var(--edge)) 0 var(--btn-edge),0 calc(10px + var(--edge)) 22px #08041e4d;transform:translateY(-2px)}}.story-btn:not(:disabled):active{transform:translateY(var(--edge));box-shadow:0 0 0 var(--btn-edge),0 2px 6px #08041e4d;transition-duration:40ms}.story-btn:disabled{background:var(--btn-off-bg);color:var(--btn-off-fg);box-shadow:none;transform:translateY(var(--edge));cursor:not-allowed}.story-btn--block{width:100%}.story-btn--square{width:3.5rem;padding:0}.story-btn--quiet{color:var(--frame-fg);box-shadow:inset 0 0 0 2px var(--frame-edge);background:0 0}.story-btn--quiet:not(:disabled):active{box-shadow:inset 0 0 0 2px var(--frame-fg);transform:translateY(2px)}@media (hover:hover){.story-btn--quiet:not(:disabled):hover{box-shadow:inset 0 0 0 2px var(--frame-fg);transform:none}}.story-btn--paper{--btn-bg:var(--story-violet);--btn-fg:var(--story-on-dark);--btn-edge:var(--story-violet-deep);--edge:4px;min-height:3rem;font-size:.9375rem}.story-paper{background:var(--story-paper);--text-primary:var(--story-paper-text);--text-secondary:var(--story-paper-muted);--text-muted:var(--story-paper-muted);--surface:var(--story-paper);--surface-sunken:var(--story-option);--border:var(--story-hairline);--border-strong:var(--story-option-line);--brand-primary:var(--story-violet);--action:var(--story-yellow);--action-edge:var(--story-ink);--success:var(--story-correct);--danger:var(--story-paper-danger);--info:var(--story-blue);--warning:var(--story-paper-warning);--background:var(--story-paper);--text-on-brand:var(--story-on-dark);--surface-hover:var(--story-paper-hover);--surface-pressed:var(--story-paper-pressed);--focus-ring:var(--story-violet);--frame-fg:var(--story-paper-text);--frame-muted:var(--story-paper-muted);--frame-track:var(--story-option);--frame-edge:var(--story-option-line);--btn-bg:var(--action);--btn-fg:var(--text-on-action);--btn-edge:var(--action-edge);--btn-off-bg:var(--story-paper-off-bg);--btn-off-fg:var(--story-paper-off-fg);--focus:var(--story-violet);border-radius:1.75rem;box-shadow:0 18px 40px #08041e47,0 3px 8px #08041e29}.story-option,.story-paper{color:var(--story-paper-text)}.story-option{--edge:4px;background:var(--story-option);text-align:left;width:100%;min-height:3.5rem;box-shadow:inset 0 0 0 2px var(--story-option-edge),0 var(--edge) 0 var(--story-option-edge);transition:transform var(--story-base) var(--story-spring),box-shadow var(--story-base) var(--story-out),background-color var(--story-base) var(--story-out);cursor:pointer;border-radius:1.125rem;align-items:center;gap:.875rem;padding:.625rem 1rem;font-size:1.0625rem;display:flex}@media (hover:hover){.story-option[data-state=idle]:hover{box-shadow:inset 0 0 0 2px var(--story-option-line),0 calc(2px + var(--edge)) 0 var(--story-option-line);transform:translateY(-2px)}}.story-option:is([data-state=idle],[data-state=selected]):active{transform:translateY(var(--edge));box-shadow:inset 0 0 0 2px var(--story-option-line),0 0 0 var(--story-option-line);transition-duration:40ms}.story-option[data-state=correct]{background:var(--story-correct-soft);box-shadow:inset 0 0 0 3px var(--story-correct),0 var(--edge) 0 var(--story-correct);animation:story-bounce .52s var(--story-spring);cursor:default}.story-option[data-state=wrong]{background:var(--story-wrong-soft);box-shadow:inset 0 0 0 3px var(--story-wrong),0 0 0 var(--story-wrong);transform:translateY(var(--edge));animation:story-shake .42s var(--story-out);cursor:default}.story-option[data-state=selected]{background:var(--story-paper);box-shadow:inset 0 0 0 3px var(--story-violet),0 var(--edge) 0 var(--story-violet);transform:translateY(-2px)}.story-option[data-state=selected] .story-option__mark{background:var(--story-violet);color:var(--story-on-dark);box-shadow:none;animation:story-pop .36s var(--story-spring)}.story-option[data-state=missed]{background:var(--story-paper);box-shadow:none;outline:3px dashed var(--story-correct);outline-offset:-3px;transform:translateY(var(--edge));cursor:default}.story-option[data-state=missed] .story-option__mark{color:var(--story-correct);box-shadow:inset 0 0 0 2px var(--story-correct)}.story-option[data-state=missed] .story-option__state{color:var(--story-correct)}:is(.story-option,.story-chip)[data-state=missed]:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.story-option__mark--box{border-radius:.625rem}.story-option--center{text-align:center;justify-content:center;min-height:4.5rem;font-size:1.125rem;font-weight:600}.story-option[data-state=closed]{background:var(--story-option-closed);color:var(--story-paper-muted);box-shadow:inset 0 0 0 2px var(--story-hairline);transform:translateY(var(--edge));cursor:default}.story-option__mark{background:var(--story-paper);width:2rem;height:2rem;color:var(--story-violet);box-shadow:inset 0 0 0 2px var(--story-option-edge);border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;font-size:.8125rem;font-weight:600;display:flex}.story-option[data-state=correct] .story-option__mark{background:var(--story-correct);color:var(--story-on-dark);box-shadow:none;animation:story-pop .48s var(--story-spring)}.story-option__state{animation:story-pop .48s var(--story-spring);flex-shrink:0}.story-option[data-state=correct] .story-option__state{color:var(--story-correct)}.story-option[data-state=wrong] .story-option__state{color:var(--story-wrong)}.story-option[data-state=wrong] .story-option__mark{background:var(--story-wrong);color:var(--story-on-dark);box-shadow:none}.story-sheet{color:var(--story-on-light);border-radius:1.75rem 1.75rem 0 0;box-shadow:0 -12px 32px #08041e4d}.story-sheet[data-kind=correct]{background:var(--story-correct-sheet);--sheet-muted:var(--story-correct-sheet-muted)}.story-sheet[data-kind=correct],.story-sheet[data-kind=wrong]{--btn-bg:var(--story-ink);--btn-fg:var(--story-on-dark);--btn-edge:var(--story-black);--focus:var(--story-ink)}.story-sheet[data-kind=wrong]{background:var(--story-wrong-sheet);--sheet-muted:var(--story-wrong-sheet-muted)}.story-sheet-enter-active{transition:transform var(--story-slow) var(--story-out)}.story-sheet-leave-active{transition:transform var(--story-base) var(--story-out)}.story-sheet-enter-from,.story-sheet-leave-to{transform:translateY(110%)}.story-next-enter-active,.story-prev-enter-active{transition:transform var(--story-slow) var(--story-out),opacity var(--story-base) var(--story-out)}.story-next-leave-active,.story-prev-leave-active{transition:transform var(--story-base) var(--story-out),opacity .18s var(--story-out)}.story-next-enter-from{opacity:0;transform:translate(22%)scale(.94)}.story-next-leave-to{opacity:0;transform:translate(-14%)scale(.96)}.story-prev-enter-from{opacity:0;transform:translate(-22%)scale(.94)}.story-prev-leave-to{opacity:0;transform:translate(14%)scale(.96)}.story-rise{animation:story-rise .52s var(--story-out) both;animation-delay:calc(80ms + var(--i,0) * 70ms)}.story-stats{overscroll-behavior-x:contain;scrollbar-width:none;gap:.875rem .75rem;margin:-.375rem -1rem -1rem;padding:.375rem 2rem 1rem 1rem;display:flex;overflow-x:auto;-webkit-mask-image:linear-gradient(90deg,#000 calc(100% - 1.5rem),#0000);mask-image:linear-gradient(90deg,#000 calc(100% - 1.5rem),#0000)}.story-stats::-webkit-scrollbar{display:none}.story-stats>*,.story-sticker>svg{flex-shrink:0}@media (width>=640px){.story-stats{flex-wrap:wrap;margin:0;padding:0;overflow:visible;-webkit-mask-image:none;mask-image:none}}.story-sticker{background:var(--story-paper);color:var(--story-paper-text);box-shadow:0 0 0 3px var(--story-paper),0 6px 14px #08041e4d;border-radius:999px;align-items:center;gap:.375rem;padding:.375rem .75rem;font-size:.875rem;font-weight:600;display:inline-flex}.story-sticker--note{border-radius:1.25rem;align-items:flex-start;padding:.625rem 1rem;line-height:1.4}.story-sticker--note>svg{margin-top:.125rem}.story-pop{animation:story-pop .56s var(--story-spring) both}.story-sticker[data-hot=true]{background:var(--story-orange);color:var(--story-on-light);box-shadow:0 0 0 3px var(--story-paper),0 8px 20px #ff8a3d73;font-size:1rem;scale:1.12}.story-particle{width:.625rem;height:.625rem;animation:story-burst .72s var(--story-out) forwards;border-radius:.1875rem;position:absolute;top:0;left:0}.story-flip{perspective:1400px}.story-flip__inner{transform-style:preserve-3d;transition:transform .62s var(--story-spring);display:grid;position:relative}.story-flip[data-flipped=true] .story-flip__inner,.story-flip__face--back{transform:rotateY(180deg)}.story-flip__face{backface-visibility:hidden;grid-area:1/1}.story-segment{height:.375rem;box-shadow:inset 0 0 0 1.5px var(--frame-edge);border-radius:999px;flex:1;position:relative;overflow:hidden}.story-segment__flash{border-radius:inherit;background:var(--story-yellow);opacity:0;animation:story-segment-flash .8s var(--story-out);position:absolute;inset:0}@keyframes story-segment-flash{20%{opacity:1}to{opacity:0}}.story-segment__fill{border-radius:inherit;background:var(--frame-fill);transform-origin:0;transition:transform var(--story-slow) var(--story-out),background-color var(--story-base) var(--story-out);position:absolute;inset:0}.story-safe-top{padding-top:calc(.75rem + env(safe-area-inset-top,0px))}.story-safe-bottom{padding-bottom:calc(1.25rem + env(safe-area-inset-bottom,0px))}.story-icon-btn{width:2.75rem;height:2.75rem;color:var(--frame-fg);transition:background-color var(--story-fast) var(--story-out),transform var(--story-base) var(--story-spring);border-radius:999px;flex-shrink:0;justify-content:center;align-items:center;display:flex}@media (hover:hover){.story-icon-btn:hover{background:var(--frame-track)}}.story-icon-btn:active{transition-duration:40ms;transform:scale(.88)}.story-note-icon{width:3.5rem;height:3.5rem;color:var(--frame-bg);border-radius:1.125rem;rotate:-6deg;box-shadow:0 10px 24px #08041e40}.story-note-icon,.story-sheet__icon{background:var(--story-paper);justify-content:center;align-items:center;display:flex}.story-sheet__icon{width:2.75rem;height:2.75rem;color:var(--story-on-light);border-radius:999px;flex-shrink:0}.story-sheet[data-kind=correct] .story-sheet__icon{color:var(--story-correct)}.story-sheet[data-kind=wrong] .story-sheet__icon{color:var(--story-wrong)}.story-sheet[data-kind=explain]{background:var(--story-paper);color:var(--story-paper-text);--sheet-muted:var(--story-paper-muted);--btn-bg:var(--story-ink);--btn-fg:var(--story-on-dark);--btn-edge:var(--story-black);--focus:var(--story-violet)}.story-sheet[data-kind=explain] .story-sheet__icon{background:var(--story-hint);color:var(--story-violet)}.story-sheet__body{color:var(--sheet-muted)}.story-paper--ink{background:var(--story-ink);color:var(--story-on-dark);--text-primary:var(--story-on-dark);--text-secondary:var(--story-on-dark-muted);--text-muted:var(--story-on-dark-muted)}.story-flip__hint{color:var(--story-violet)}.story-paper--ink .story-flip__hint{color:var(--story-on-dark-muted)}@media (hover:hover){.story-flip__inner:hover{transform:translateY(-3px)rotate(-.6deg)}.story-flip[data-flipped=true] .story-flip__inner:hover{transform:rotateY(180deg)translateY(-3px)}}.story-flip__inner:active{scale:.98}.story-finish__badge{background:var(--story-paper);width:5.5rem;height:5.5rem;color:var(--story-violet);border-radius:1.75rem;justify-content:center;align-items:center;display:flex;rotate:-8deg;box-shadow:0 16px 32px #08041e38}.story-finish__badge--small{border-radius:1.25rem;width:4rem;height:4rem}.story-level{background:#1a103324;border-radius:999px;height:.875rem;display:block;position:relative;overflow:hidden}.story-level__fill{border-radius:inherit;background:var(--story-ink);transform-origin:0;transition:transform 1.1s var(--story-out) .5s;position:absolute;inset:0}.story-btn--paper:disabled{background:var(--story-paper-off-bg);color:var(--story-paper-off-fg)}.story-graph__grid{stroke:var(--story-hairline)}.story-graph__axis{stroke:var(--story-option-line)}.story-graph__label{fill:var(--story-paper-muted);font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica Neue", "Unbounded Fallback: Arial", "Unbounded Fallback: Noto Sans",var(--font-sans);stroke:var(--story-paper);stroke-width:.16px;paint-order:stroke}.story-graph__line{stroke:var(--story-violet)}.story-graph__target{fill:var(--story-yellow);stroke:var(--story-ink);transform-box:fill-box;transform-origin:50%}.story-graph__target.is-hit{fill:var(--story-correct-sheet);animation:story-target .9s var(--story-spring) 2}.story-graph__intercept{fill:var(--story-paper);stroke:var(--story-violet)}.story-graph__intercept-label{fill:var(--story-violet);stroke:var(--story-paper);stroke-width:.22px;paint-order:stroke}@keyframes story-target{0%,to{transform:scale(1)}40%{transform:scale(1.5)}}.story-swap-enter-active,.story-swap-leave-active{transition:transform .22s var(--story-out),opacity .18s var(--story-out)}.story-swap-enter-from{opacity:0;transform:translateY(70%)}.story-swap-leave-to{opacity:0;transform:translateY(-70%)}.story-loader{background:var(--story-paper);border-radius:1rem;width:3rem;height:3rem;animation:1.1s cubic-bezier(.37,0,.63,1) infinite story-loader}@keyframes story-loader{0%,to{transform:translateY(0)rotate(-6deg)}50%{transform:translateY(-16px)rotate(6deg)}}.story-skeleton{background:var(--frame-track);animation:1.6s ease-in-out infinite story-breathe}@keyframes story-breathe{50%{opacity:.55}}.story-field{--edge:4px;background:var(--story-option);width:100%;min-height:3.75rem;color:var(--story-paper-text);caret-color:var(--story-violet);box-shadow:inset 0 0 0 2px var(--story-option-edge),0 var(--edge) 0 var(--story-option-edge);transition:box-shadow var(--story-base) var(--story-out),background-color var(--story-base) var(--story-out);border-radius:1.125rem;padding:.5rem 1.125rem;font-size:1.25rem}.story-field::placeholder{color:var(--story-paper-muted)}.story-field:focus-visible{background:var(--story-paper);box-shadow:inset 0 0 0 3px var(--story-violet),0 var(--edge) 0 var(--story-violet);outline:none}.story-field-wrap{display:block;position:relative}.story-field[data-state]{padding-inline-end:3.25rem}.story-field__state{animation:story-pop .48s var(--story-spring);position:absolute;top:50%;right:1rem;translate:0 -50%}:is(.story-field__state,.story-blank__state)[data-state=correct]{color:var(--story-correct)}:is(.story-field__state,.story-blank__state)[data-state=wrong]{color:var(--story-wrong)}.story-blank__state{vertical-align:middle;margin-inline-end:.25rem;display:inline-block}.story-field--number{font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica Neue", "Unbounded Fallback: Arial", "Unbounded Fallback: Noto 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50%,transparent 50%);cursor:pointer;background-position:calc(100% - 1rem),calc(100% - .6875rem);background-repeat:no-repeat;background-size:.3125rem .3125rem;width:auto;min-width:6rem;max-width:100%;padding:0 2rem 0 .75rem}.story-blank--select:disabled{opacity:1;cursor:default}:is(.story-field,.story-blank)[data-state=correct]{background:var(--story-correct-soft);box-shadow:inset 0 0 0 3px var(--story-correct),0 var(--edge,0) 0 var(--story-correct);animation:story-bounce .52s var(--story-spring)}:is(.story-field,.story-blank)[data-state=wrong]{background:var(--story-wrong-soft);box-shadow:inset 0 0 0 3px var(--story-wrong);animation:story-shake .42s var(--story-out)}.story-legend{background:var(--story-option);color:var(--story-paper-text);border-radius:1.125rem}.story-chip{--edge:3px;width:2.75rem;height:2.75rem;color:var(--story-violet);font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica Neue", "Unbounded Fallback: Arial", "Unbounded Fallback: Noto Sans",var(--font-sans);box-shadow:inset 0 0 0 2px var(--story-option-edge),0 var(--edge) 0 var(--story-option-edge);transition:transform var(--story-base) var(--story-spring),box-shadow var(--story-base) var(--story-out),background-color var(--story-base) var(--story-out);cursor:pointer;border-radius:.875rem;flex-shrink:0;position:relative}.story-chip,.story-chip__badge{justify-content:center;display:flex}.story-chip__badge{background:var(--story-paper);width:1.375rem;height:1.375rem;animation:story-pop .48s var(--story-spring);border-radius:999px;align-items:center;position:absolute;top:-.5rem;right:-.5rem;box-shadow:0 2px 6px #08041e40}.story-chip[data-state=correct] .story-chip__badge,.story-chip[data-state=missed] .story-chip__badge{color:var(--story-correct)}.story-chip[data-state=wrong] .story-chip__badge{color:var(--story-wrong)}.story-chip:is([data-state=idle],[data-state=selected]):active{transform:translateY(var(--edge));box-shadow:inset 0 0 0 2px var(--story-option-line),0 0 0 var(--story-option-line);transition-duration:40ms}.story-chip[data-state=selected]{background:var(--story-violet);color:var(--story-on-dark);box-shadow:0 var(--edge) 0 var(--story-violet-deep);animation:story-pop .36s var(--story-spring)}.story-chip[data-state=correct]{background:var(--story-correct);color:var(--story-on-dark);box-shadow:0 var(--edge) 0 var(--story-correct);animation:story-bounce .52s var(--story-spring);cursor:default}.story-chip[data-state=wrong]{background:var(--story-wrong);color:var(--story-on-dark);animation:story-shake .42s var(--story-out)}.story-chip[data-state=missed],.story-chip[data-state=wrong]{box-shadow:none;transform:translateY(var(--edge));cursor:default}.story-chip[data-state=missed]{background:var(--story-paper);color:var(--story-correct);outline:3px 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1.75rem;list-style:none;display:flex;position:relative}.story-timeline:before{content:"";background:var(--story-option-edge);border-radius:999px;width:.1875rem;position:absolute;top:.375rem;bottom:.375rem;left:.5rem}.story-timeline__item{flex-direction:column;gap:.125rem;display:flex;position:relative}.story-timeline__item:before{content:"";background:var(--story-correct);width:1.125rem;height:1.125rem;box-shadow:0 0 0 3px var(--story-paper);border-radius:999px;position:absolute;top:.125rem;left:-1.6875rem}.story-timeline__item[data-state=later]:before{background:var(--story-paper);box-shadow:inset 0 0 0 3px var(--story-correct),0 0 0 3px var(--story-paper)}.story-timeline__item[data-state=shown]:before{background:var(--story-paper);box-shadow:0 0 0 3px var(--story-paper);outline:2px dashed var(--story-paper-muted);outline-offset:-2px}.story-timeline__date{font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica 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.375rem;font-size:1em;line-height:1}.story-chip--letter:is([data-state=correct],[data-state=missed]):before{content:"";background:var(--story-correct);width:.25rem;height:.75rem;animation:story-pop .48s var(--story-spring);border-radius:999px;position:absolute;top:-.875rem;left:50%;transform:translate(-10%)rotate(35deg)}.story-stress__done{background:var(--story-option);color:var(--story-paper-text);font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica Neue", "Unbounded Fallback: Arial", "Unbounded Fallback: Noto Sans",var(--font-sans);box-shadow:inset 0 0 0 1.5px var(--story-option-edge);border-radius:999px;align-items:center;gap:.375rem;padding:.375rem .75rem;font-size:.9375rem;font-weight:600;display:inline-flex}.story-stress__done[data-first=true]>svg{color:var(--story-correct)}.story-stress__done[data-first=false]>svg{color:var(--story-paper-muted)}.story-stress__mark{color:var(--story-correct);font-weight:800}.story-order-row{background:var(--story-option);min-height:3.5rem;box-shadow:inset 0 0 0 2px var(--story-option-edge),0 4px 0 var(--story-option-edge);transition:box-shadow var(--story-base) var(--story-out),background-color var(--story-base) var(--story-out);border-radius:1.125rem;align-items:center;gap:.75rem;padding:.5rem .5rem .5rem .75rem;display:flex}.story-order-row[data-state=correct]{background:var(--story-correct-soft);box-shadow:inset 0 0 0 3px var(--story-correct),0 4px 0 var(--story-correct)}.story-order-row[data-state=wrong]{background:var(--story-wrong-soft);box-shadow:inset 0 0 0 3px var(--story-wrong)}.story-order-row[data-state=correct] .story-option__state{color:var(--story-correct)}.story-order-row[data-state=wrong] .story-option__state{color:var(--story-wrong)}.story-order-move{transition:transform var(--story-base) var(--story-spring)}.story-btn--mini{--edge:3px;border-radius:.875rem;width:2.75rem;min-height:2.75rem;padding:0}.story-btn--paper-quiet{--edge:0px;min-height:2.75rem;color:var(--story-violet);box-shadow:inset 0 0 0 2px var(--story-option-edge);background:0 0;padding:.5rem 1rem;font-size:.875rem;line-height:1.3}@media (hover:hover){.story-btn--paper-quiet:not(:disabled):hover{box-shadow:inset 0 0 0 2px var(--story-violet);transform:none}}.story-btn--paper-quiet:not(:disabled):active{box-shadow:inset 0 0 0 2px var(--story-violet);transform:translateY(2px)}.story-btn--paper-quiet:disabled{color:var(--story-paper-off-fg);box-shadow:inset 0 0 0 2px var(--story-hairline);background:0 0;transform:none}.story-btn[data-busy=true]{cursor:progress;transform:translateY(var(--edge));box-shadow:0 0 0 var(--btn-edge);animation:.9s cubic-bezier(.37,0,.63,1) infinite alternate story-wait}.story-btn--paper-quiet[data-busy=true]{box-shadow:inset 0 0 0 2px var(--story-violet)}.story-btn--sheet[data-busy=true]{box-shadow:inset 0 0 0 2px var(--story-on-light)}@keyframes story-wait{0%{filter:brightness()}to{filter:brightness(.9)}}.story-hint__left{color:var(--story-paper-muted);white-space:nowrap}.story-hint{background:var(--story-hint);color:var(--story-paper-text);border-radius:1.125rem;align-items:flex-start;gap:.75rem;padding:.875rem 1rem;display:flex}.story-hint__icon{color:var(--story-teal)}.story-hint-enter-active{transition:transform var(--story-base) var(--story-spring),opacity var(--story-base) var(--story-out)}.story-hint-enter-from{opacity:0;transform:translateY(8px)scale(.96)}.story-sheet__scroll{overscroll-behavior:contain;max-height:calc(min(44dvh,24rem));overflow-y:auto}.story-sheet__xp{position:absolute;top:-1.125rem;right:1.25rem;rotate:5deg}.story-sheet__card{background:var(--story-paper);color:var(--story-paper-text);--focus:var(--story-violet);border-radius:1.125rem;padding:.875rem 1rem}.story-sheet__link{color:var(--story-on-light);text-underline-offset:4px;font-size:.9375rem;font-weight:600;text-decoration:underline;text-decoration-thickness:2px;display:inline-flex}.story-radio,.story-sheet__link{align-items:center;min-height:2.75rem}.story-radio{cursor:pointer;gap:.75rem;font-size:1rem;display:flex}.story-radio input{width:1.25rem;height:1.25rem;accent-color:var(--story-violet)}.story-btn--sheet{--edge:0px;min-height:2.75rem;color:var(--story-on-light);box-shadow:inset 0 0 0 2px var(--sheet-muted);background:0 0;padding:0 1rem;font-size:.875rem}.story-btn--sheet:not(:disabled):active{box-shadow:inset 0 0 0 2px var(--story-on-light);transform:translateY(2px)}@media (hover:hover){.story-btn--sheet:not(:disabled):hover{box-shadow:inset 0 0 0 2px var(--story-on-light);transform:none}}.story-btn--sheet:disabled{color:var(--sheet-muted);box-shadow:inset 0 0 0 2px var(--sheet-muted);background:0 0;transform:none}.story-sheet[data-kind=partial]{background:var(--story-wrong-sheet);--sheet-muted:var(--story-wrong-sheet-muted);--btn-bg:var(--story-ink);--btn-fg:var(--story-on-dark);--btn-edge:var(--story-black);--focus:var(--story-ink)}.story-sheet[data-kind=partial] .story-sheet__icon{color:var(--story-wrong)}.story-growth{background:var(--story-option);height:.75rem;box-shadow:inset 0 0 0 1.5px var(--story-option-edge);border-radius:999px;display:block;position:relative;overflow:hidden}.story-growth__before,.story-growth__gain{position:absolute;top:0;bottom:0}.story-growth__before{background:var(--story-violet);border-radius:999px 0 0 999px;left:0}.story-growth__gain{background:var(--story-correct);transform-origin:0;transition:transform .9s var(--story-out)}.story-tabbar-space{padding-bottom:calc(7rem + env(safe-area-inset-bottom,0px))}@media (width>=768px){.story-tabbar-space{padding-bottom:3rem}}.world-stories #main:focus{outline:none}.story-tabbar{background:var(--story-ink);padding-bottom:env(safe-area-inset-bottom,0);box-shadow:0 -10px 30px #08041e59}.story-tab{min-height:3.75rem;color:var(--story-on-dark-muted);font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica Neue", "Unbounded Fallback: Arial", "Unbounded Fallback: Noto Sans",var(--font-sans);letter-spacing:.01em;flex-direction:column;gap:.25rem;font-size:.6875rem;font-weight:600}.story-tab,.story-tab__icon{justify-content:center;align-items:center;display:flex}.story-tab__icon{width:3.25rem;height:2rem;transition:background-color var(--story-base) var(--story-out),transform var(--story-base) var(--story-spring);border-radius:999px}.story-tab[aria-current=page]{color:var(--story-on-dark)}.story-tab[aria-current=page] .story-tab__icon{background:var(--story-yellow);color:var(--story-on-light);animation:story-pop .42s var(--story-spring)}.story-tab:active .story-tab__icon{transition-duration:40ms;transform:scale(.86)}.story-side{background:var(--story-ink);box-shadow:10px 0 30px #08041e40}.story-side-link{min-height:2.75rem;color:var(--story-on-dark-muted);font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica Neue", "Unbounded Fallback: Arial", "Unbounded Fallback: Noto Sans",var(--font-sans);transition:background-color var(--story-base) var(--story-out),transform var(--story-base) var(--story-spring);border-radius:999px;align-items:center;gap:.75rem;padding:0 .875rem;font-size:.875rem;font-weight:600;display:flex}@media (hover:hover){.story-side-link:hover{background:var(--frame-track);color:var(--story-on-dark)}}.story-side-link:active{transition-duration:40ms;transform:scale(.96)}.story-side-link[aria-current=page]{background:var(--story-yellow);color:var(--story-on-light)}.story-deck{box-shadow:0 6px 0 var(--btn-off-bg),0 20px 40px #08041e59;border-radius:1.75rem}.world-stories:is([data-tone=orange],[data-tone=pink],[data-tone=yellow]) :is(.story-deck__badge,.story-note-icon){color:var(--story-on-light)}.story-deck__badge{width:3rem;height:3rem;color:var(--frame-bg);border-radius:1rem;flex-shrink:0;justify-content:center;align-items:center;rotate:-6deg;box-shadow:0 8px 18px #08041e40}.story-deck__badge,.story-row{background:var(--story-paper);display:flex}.story-row{--edge:4px;color:var(--story-paper-text);box-shadow:0 var(--edge) 0 var(--story-option-edge);transition:transform var(--story-base) var(--story-spring),box-shadow var(--story-base) var(--story-out);--text-primary:var(--story-paper-text);--text-secondary:var(--story-paper-muted);--text-muted:var(--story-paper-muted);--brand-primary:var(--story-violet);--text-on-brand:var(--story-on-dark);--background:var(--story-paper);--surface-hover:var(--story-paper-hover);--surface-pressed:var(--story-paper-pressed);border-radius:1.25rem;align-items:flex-start;gap:.875rem;padding:.875rem 1rem}.story-list,.story-row>*{--focus:var(--story-violet)}.story-topic,a.story-row,button.story-row{cursor:pointer}@media (hover:hover){:is(a,button).story-row:hover{box-shadow:0 calc(2px + var(--edge)) 0 var(--story-option-line);transform:translateY(-2px)}}:is(a,button).story-row:active{transform:translateY(var(--edge));box-shadow:0 0 0 var(--story-option-line);transition-duration:40ms}.story-row--center,.story-topic{align-items:center}.story-row[data-closed=true]{background:var(--story-option-closed);color:var(--story-paper-muted);box-shadow:none;transform:translateY(var(--edge))}.story-topic{width:100%;min-height:2.75rem;color:inherit;text-align:left;border-radius:1rem;gap:.75rem;display:flex}.story-topic__chevron{color:var(--frame-muted);transition:rotate var(--story-base) var(--story-out);flex-shrink:0}.story-topic[aria-expanded=true] .story-topic__chevron{rotate:180deg}.story-avatar{background:var(--story-yellow);width:4rem;height:4rem;color:var(--story-ink);font-family:"Unbounded", "Unbounded Fallback: BlinkMacSystemFont", "Unbounded Fallback: Segoe UI", "Unbounded Fallback: Helvetica Neue", "Unbounded Fallback: Arial", "Unbounded Fallback: Noto Sans",var(--font-sans);box-shadow:0 4px 0 var(--story-yellow-deep);font-size:1.75rem;font-weight:800;line-height:1;display:inline-flex;rotate:-4deg}.story-avatar,.story-row__icon{border-radius:999px;flex-shrink:0;justify-content:center;align-items:center}.story-row__icon{background:var(--row-tone,var(--story-violet));width:2.5rem;height:2.5rem;color:var(--story-on-dark);display:flex}.story-row[data-closed=true] .story-row__icon{background:var(--story-paper);color:var(--story-correct);box-shadow:inset 0 0 0 2px var(--story-hairline)}.story-row[data-skipped=true] .story-row__icon{color:var(--story-paper-muted)}.story-list{background:var(--story-paper);color:var(--story-paper-text);box-shadow:0 4px 0 var(--story-option-edge),0 18px 40px #08041e40;--text-primary:var(--story-paper-text);--text-secondary:var(--story-paper-muted);--text-muted:var(--story-paper-muted);--brand-primary:var(--story-violet);--text-on-brand:var(--story-on-dark);--background:var(--story-paper);--surface-sunken:var(--story-paper-sunken);--surface-hover:var(--story-paper-hover);--surface-pressed:var(--story-paper-pressed);--focus-ring:var(--story-violet);border-radius:1.5rem}.story-list>li+li{border-top:1.5px solid var(--story-hairline)}.story-list__link{transition:background-color var(--story-fast) var(--story-out)}.story-list__link:focus-visible{outline-offset:-3px}@media (hover:hover){.story-list__link:hover{background:var(--story-option)}}.story-list__link:active{background:var(--story-option)}.story-sticker--quiet{background:var(--frame-track);color:var(--frame-fg);box-shadow:inset 0 0 0 1.5px var(--frame-edge)}.story-sticker--due{background:var(--story-option);color:var(--story-violet);box-shadow:inset 0 0 0 1.5px var(--story-option-edge);padding:.25rem .625rem;font-size:.8125rem}.story-mastery{gap:3px;display:flex}.story-mastery__cell{background:var(--story-option);height:.5rem;box-shadow:inset 0 0 0 1px var(--story-hairline);border-radius:999px;flex:1}.story-mastery__cell[data-filled=true]{background:var(--mastery,var(--story-mastery-practiced));box-shadow:none}.story-mastery[data-level=weak]{--mastery:var(--story-mastery-weak)}.story-mastery[data-level=learning]{--mastery:var(--story-mastery-learning)}.story-mastery[data-level=practiced]{--mastery:var(--story-mastery-practiced)}.story-mastery[data-level=mastered]{--mastery:var(--story-mastery-mastered)}.story-mastery[data-level=needs_review]{--mastery:var(--story-mastery-review)}.story-extent{gap:4px;height:.75rem;display:flex}.story-extent__part{box-shadow:inset 0 0 0 1.5px var(--frame-edge);border-radius:999px;flex-basis:0;position:relative;overflow:hidden}.story-extent__fill{background:var(--story-correct-sheet);transform-origin:0;animation:story-extent .9s var(--story-out) .3s both;position:absolute;inset:0 auto 0 0}.story-extent__fill--started{background:color-mix(in oklab,var(--story-correct-sheet) 40%,var(--frame-bg))}@keyframes story-extent{0%{transform:scaleX(0)}}.story-extent--mini{flex-shrink:0;width:4.5rem;height:.375rem}.story-extent--mini .story-extent__part{flex-grow:1}.story-level--mini{width:2.5rem;height:.375rem}.story-award{background:var(--story-paper);color:var(--story-paper-text);--text-primary:var(--story-paper-text);--text-secondary:var(--story-paper-muted);--text-muted:var(--story-paper-muted);--focus:var(--story-violet);border-radius:1.25rem;align-items:flex-start;gap:.75rem;padding:.875rem 1rem;display:flex;box-shadow:0 10px 24px #08041e47}.story-award:nth-child(odd){rotate:-1.5deg}.story-award:nth-child(2n){rotate:1.5deg}.story-award__icon{background:var(--story-yellow);width:2.5rem;height:2.5rem;color:var(--story-on-light);border-radius:.875rem;flex-shrink:0;justify-content:center;align-items:center;display:flex}:root{--frame-bg:var(--background);--frame-fg:var(--text-primary);--frame-muted:var(--text-muted);--frame-edge:var(--border-strong);--frame-track:var(--surface-sunken);--frame-fill:var(--brand-primary);--btn-bg:var(--action);--btn-fg:var(--text-on-action);--btn-edge:var(--action-edge);--btn-off-bg:var(--story-paper-off-bg);--btn-off-fg:var(--story-paper-off-fg);--focus:var(--focus-ring)}body:has([data-frame-root]){background-color:var(--story-ink)}.story-btn--sm{--edge:3px;border-radius:.875rem;min-height:2.75rem;padding:0 1rem;font-size:.8125rem}.story-btn--md{--edge:4px;border-radius:1rem;min-height:3rem;padding:0 1.25rem;font-size:.9375rem}.story-btn--secondary{--btn-bg:var(--story-paper);--btn-fg:var(--story-violet);--btn-edge:var(--story-option-edge);box-shadow:inset 0 0 0 2px var(--story-option-edge),0 var(--edge) 0 var(--story-option-edge)}@media (hover:hover){.story-btn--secondary:not(:disabled):hover{box-shadow:inset 0 0 0 2px var(--story-option-line),0 calc(2px + var(--edge)) 0 var(--story-option-line)}}.story-btn--secondary:not(:disabled):active{box-shadow:inset 0 0 0 2px var(--story-option-line),0 0 0 var(--story-option-line)}.story-btn--ghost{--edge:0px;color:var(--frame-fg);box-shadow:none;background:0 0}@media (hover:hover){.story-btn--ghost:not(:disabled):hover{background:var(--frame-track);box-shadow:none;transform:none}}.story-btn--ghost:not(:disabled):active{background:var(--frame-track);box-shadow:none;transform:translateY(1px)}.story-btn--ghost:disabled{box-shadow:none;background:0 0}.story-btn--danger{--btn-bg:var(--story-wrong);--btn-fg:var(--story-on-dark);--btn-edge:var(--story-wrong-deep)}.story-btn--icon{width:2.75rem;padding:0}.story-btn--fill{width:100%;min-width:0;padding:0}.story-btn[data-busy=true]:disabled{background:var(--btn-bg);color:var(--btn-fg);cursor:progress}.story-btn__spin{animation:.9s linear infinite story-spin}@keyframes story-spin{to{transform:rotate(1turn)}}@font-face{font-family:Unbounded;src:local(Unbounded Variable),url(../fonts/unbounded-latin.woff2)format("woff2");font-display:swap;unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;font-weight:600 800;font-style:normal}@font-face{font-family:Unbounded Fallback\: BlinkMacSystemFont;src:local(BlinkMacSystemFont);size-adjust:144.056%;ascent-override:69.0702%;descent-override:17.0072%;line-gap-override:0%}@font-face{font-family:Unbounded Fallback\: Helvetica Neue;src:local(Helvetica 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var(--border-strong);transition:box-shadow var(--story-fast) var(--story-out),background-color var(--story-fast) var(--story-out);border-radius:.875rem;padding:.625rem .875rem;font-size:1rem}.ui-field::placeholder{color:var(--text-muted)}.ui-field:focus-visible{background:var(--surface);color:var(--story-paper-text);box-shadow:inset 0 0 0 3px var(--story-violet);outline:none}.ui-field:focus-visible::placeholder{color:var(--story-paper-muted)}.ui-field[aria-invalid=true]{box-shadow:inset 0 0 0 2px var(--danger)}.ui-field:disabled{cursor:not-allowed;color:var(--text-muted);box-shadow:inset 0 0 0 2px var(--border)}.ui-field--area{min-height:6rem}.ui-field--date{text-align:left;appearance:none;padding-left:2.75rem}.ui-field--date::-webkit-date-and-time-value{text-align:left}.ui-field--date[data-empty=true]:not(:focus){color:#0000}.ui-label{color:var(--text-primary);font-size:.9375rem;font-weight:600}.ui-badge{background:var(--brand-subtle);width:3.5rem;height:3.5rem;color:var(--brand-primary);border-radius:1.125rem;justify-content:center;align-items:center;display:flex;rotate:-6deg}.ui-badge[data-tone=danger]{background:var(--danger-subtle);color:var(--danger)}.ui-modal{background:var(--surface);color:var(--story-paper-text);border-radius:1.75rem;box-shadow:0 24px 60px #08041e66}.ui-modal::backdrop{background:#16123f99}.story-preview-frame{border-radius:1.75rem;padding:1.25rem}.story-step-bar{height:.375rem;box-shadow:inset 0 0 0 1.5px var(--frame-edge);transition:background-color var(--story-base) var(--story-out),height var(--story-base) 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"Unbounded Fallback: Arial", "Unbounded Fallback: Noto Sans",var(--font-sans);border-radius:.875rem;justify-content:center;align-items:center;font-size:1.125rem;font-weight:800;display:flex;rotate:-6deg}.story-step__screen{background:var(--story-paper-sunken);border-radius:1.25rem;flex-direction:column;justify-content:center;gap:.5rem;min-height:9.75rem;margin-bottom:.5rem;padding:.875rem;display:flex}.story-step__screen .story-preview__row{background:var(--story-paper);align-items:center;gap:.625rem;padding:.5rem .625rem}.story-step__screen .story-preview__row[data-done=true]{background:var(--story-option-closed)}.story-step__screen .story-preview__icon{width:1.75rem;height:1.75rem}.story-step__screen .story-mastery__cell[data-filled=false]{background:var(--story-paper)}.story-option--mini{--edge:3px;pointer-events:none;gap:.625rem;min-height:2.5rem;padding:.375rem .75rem;font-size:.875rem}.story-option--mini 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