.pdm-stage{margin-bottom:24px;padding:0 12px}.pdm-numberline{position:relative;width:100%;height:110px}.pdm-nl-area{position:absolute;inset:0 12px}.pdm-nl-track{position:absolute;top:60px;left:0;right:0;height:4px;background:var(--ink-faint);border-radius:2px;opacity:.6}.pdm-nl-tick{position:absolute;top:54px;transform:translate(-50%);display:flex;flex-direction:column;align-items:center;pointer-events:none}.pdm-nl-tick-mark{width:2px;height:16px;background:var(--ink-faint);opacity:.7}.pdm-nl-tick-label{margin-top:6px;font-family:var(--font-display);font-size:13px;color:var(--ink-soft);font-weight:500}.pdm-nl-pin{position:absolute;top:8px;transform:translate(-50%);padding:7px 12px;border-radius:11px;font-family:var(--font-display);font-weight:600;user-select:none;-webkit-user-select:none;touch-action:none;z-index:2;transition:transform .2s,box-shadow .2s;display:flex;align-items:center;justify-content:center;min-width:34px;min-height:30px}.pdm-nl-pin:after{content:"";position:absolute;left:50%;bottom:-8px;transform:translate(-50%);width:0;height:0;border-left:6px solid transparent;border-right:6px solid transparent;border-top:8px solid currentColor}.pdm-nl-pin.target{background:var(--coral);color:var(--coral);box-shadow:0 4px 0 var(--coral-deep)}.pdm-nl-pin.target .pdm-pin-content{color:#fff}.pdm-nl-pin.anchor{background:var(--mustard);color:var(--mustard);box-shadow:0 4px 0 var(--mustard-deep)}.pdm-nl-pin.anchor .pdm-pin-content{color:var(--ink)}.pdm-nl-pin.compare{background:var(--teal);color:var(--teal);box-shadow:0 4px 0 var(--teal-deep)}.pdm-nl-pin.compare .pdm-pin-content{color:#fff}.pdm-nl-pin.draggable{cursor:grab}.pdm-nl-pin.dragging{cursor:grabbing;transform:translate(-50%) scale(1.08) translateY(-2px);z-index:10}.pdm-nl-pin.glow{animation:pdmPinPulse .6s ease}@keyframes pdmPinPulse{0%,to{transform:translate(-50%) scale(1)}50%{transform:translate(-50%) scale(1.18)}}.pdm-nl-pin.shake{animation:pdmPinShake .4s}@keyframes pdmPinShake{0%,to{transform:translate(-50%) translate(0)}25%{transform:translate(-50%) translate(-6px)}75%{transform:translate(-50%) translate(6px)}}.pdm-pin-content{display:inline-flex;flex-direction:column;align-items:center;line-height:1;font-size:16px}.pdm-pin-content .num{border-bottom:1.5px solid currentColor;padding-bottom:1px;min-width:14px;text-align:center}.pdm-pin-content .den{padding-top:1px;min-width:14px;text-align:center}.pdm-slide-content{text-align:center;min-height:150px;position:relative}.pdm-slide{opacity:0;transform:translateY(8px);transition:opacity var(--d-slide) ease,transform var(--d-slide) ease;position:absolute;inset:0;pointer-events:none;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:16px}.pdm-slide.active{opacity:1;transform:translateY(0);pointer-events:auto;position:relative}.pdm-question{font-family:var(--font-display);font-weight:500;font-size:22px;line-height:1.35;color:var(--ink);max-width:500px}.pdm-question .accent-coral{color:var(--coral-deep);font-weight:600}.pdm-question .accent-teal{color:var(--teal-deep);font-weight:600}.pdm-question .accent-mustard{color:var(--mustard-deep);font-weight:600}.pdm-frac-inline{display:inline-flex;flex-direction:column;align-items:center;line-height:1;font-size:.75em;vertical-align:-.1em;margin:0 1px}.pdm-frac-inline .num{border-bottom:1.5px solid currentColor;padding:0 3px 1px}.pdm-frac-inline .den{padding:1px 3px 0}.pdm-choice-row{display:flex;flex-direction:column;gap:10px;width:100%;max-width:400px}.pdm-choice-row.horizontal{flex-direction:row;justify-content:center;flex-wrap:wrap}.pdm-choice{background:var(--cream);border:2px solid var(--cream-deep);border-radius:var(--r-input);padding:14px 18px;font-family:var(--font-display);font-weight:500;font-size:17px;color:var(--ink);transition:all .15s;text-align:center;flex:1;min-width:0}.pdm-choice:hover{border-color:var(--mustard);background:#fff;transform:translateY(-1px)}.pdm-choice:disabled{cursor:default}.pdm-choice.correct{background:#5cb85c1f;border-color:var(--good);color:var(--good)}.pdm-choice.wrong{background:#e85a931a;border-color:var(--coral-deep);color:var(--coral-deep)}.pdm-choice.dim{opacity:.5}.pdm-feedback{font-size:var(--fs-meta);color:var(--ink-faint);min-height:20px;transition:color .3s;font-weight:600;line-height:1.4;max-width:480px}.pdm-feedback.right{color:var(--good)}.pdm-feedback.wrong{color:var(--coral-deep)}.pdm-feedback.refute{background:#e85a9314;border-radius:var(--r-md);padding:10px 14px;color:var(--ink);font-weight:500;text-align:left}.pdm-feedback.refute strong{color:var(--coral-deep)}.pdm-feedback.confirm{background:#5cb85c1a;border-radius:var(--r-md);padding:10px 14px;color:var(--ink);font-weight:500;text-align:left}.pdm-feedback.confirm strong{color:var(--good)}.pdm-feedback .pdm-frac-inline{font-size:.85em}.pdm-celebrate-title{font-family:var(--font-display);font-size:var(--fs-h1);font-weight:600;color:var(--ink)}.pdm-recap{font-size:var(--fs-caption);color:var(--ink-soft);background:var(--cream);padding:10px 14px;border-radius:var(--r-md);max-width:480px;line-height:1.5;text-align:left}.pdm-recap strong{color:var(--ink)}.pdm-recap .pdm-frac-inline{font-size:.9em}.pdm-confetti{position:fixed;top:-20px;width:11px;height:11px;pointer-events:none;z-index:1000}@media (max-width: 600px){.pdm-question{font-size:18px}.pdm-celebrate-title{font-size:22px}.pdm-nl-pin{padding:6px 10px}.pdm-pin-content{font-size:14px}.pdm-nl-tick-label{font-size:12px}.pdm-choice{font-size:15px;padding:12px 14px}}.game-main[data-astro-cid-r32i2qow]{width:100%;max-width:660px;display:flex;flex-direction:column;align-items:center}.level-pill[data-astro-cid-r32i2qow]{font-family:var(--font-display);font-size:var(--fs-meta);color:var(--ink-soft);font-weight:500;white-space:nowrap}.level-pill[data-astro-cid-r32i2qow] strong[data-astro-cid-r32i2qow]{color:var(--ink)}.game-actions[data-astro-cid-r32i2qow]{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;justify-content:center}.reset-link[data-astro-cid-r32i2qow]{color:var(--ink-faint);font-family:var(--font-body);font-size:var(--fs-caption);font-weight:600;padding:8px 14px;border-radius:var(--r-md);transition:color .15s,background .15s}.reset-link[data-astro-cid-r32i2qow]:hover{color:var(--ink-soft);background:var(--cream)}@media (max-width: 600px){.level-pill[data-astro-cid-r32i2qow]{font-size:12px}}