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var(--transition-fast);will-change:transform}.organic-orb__spinner,.organic-orb__texture,.organic-orb__highlight{position:absolute;top:0;right:0;bottom:0;left:0;width:auto;height:auto;border-radius:50%}.organic-orb__spinner,.organic-orb__texture{background:conic-gradient(from 0deg,var(--oorb-c1) 0%,var(--oorb-c2) 12%,var(--oorb-c3) 22%,var(--oorb-c4) 28%,var(--oorb-c1) 29%,var(--oorb-c2) 45%,var(--oorb-c3) 55%,var(--oorb-c4) 62%,var(--oorb-c1) 63%,var(--oorb-c2) 75%,var(--oorb-c3) 85%,var(--oorb-c4) 92%,var(--oorb-c1) 93%,var(--oorb-c1) 100%);transition:background var(--oorb-color-fade) linear}.organic-orb__spinner{filter:saturate(1.15) brightness(calc(1 + var(--gorb-level, 0) * var(--oorb-glow)));transition:filter var(--transition-fast),background var(--oorb-color-fade) linear}.organic-orb__texture{filter:url(#oorb-silk-flow)}.organic-orb__highlight{background:radial-gradient(ellipse 70% 40% at 50% 5%,var(--oorb-highlight) 0%,transparent 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scale(.98);opacity:0}to{transform:none;opacity:1}}.interview-modal__head{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3);padding:var(--space-5) var(--space-5) var(--space-3);border-bottom:1px solid var(--board-rule)}.interview-modal__eyebrow{display:block;font-size:var(--text-xs);font-weight:var(--weight-bold);letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--fixed-coral-on-light-ink)}.interview-modal__title{margin:0;font-size:var(--mk-display-md);line-height:var(--leading-tight);color:var(--board-ink)}.interview-modal__close{display:grid;place-items:center;width:var(--touch-target);height:var(--touch-target);flex:0 0 auto;border:1px solid var(--board-rule);border-radius:50%;background:#fff;color:var(--board-ink-soft);font-size:var(--text-xl);line-height:1;cursor:pointer;transition:background var(--transition-fast)}.interview-modal__close:hover{background:var(--fixed-coral-on-light-soft)}.interview-modal__close:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}.interview-modal__body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:var(--space-5);padding:var(--space-5);overflow:hidden;min-height:0}.interview-modal__stage{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);text-align:center}.interview-modal__orb{--interview-orb-size: min(220px, 34vh);--oorb-size: var(--interview-orb-size);display:grid;place-items:center;transition:filter var(--transition-fast);filter:saturate(.5) opacity(.75)}.interview-modal__orb.is-live{filter:none}.interview-modal__status{margin:0;font-size:var(--text-lg);font-weight:var(--weight-medium);color:var(--board-ink-soft)}.interview-modal__status.is-error{color:var(--fixed-error-on-light)}.interview-modal__error{margin:0;max-width:34ch;font-size:var(--text-md);line-height:var(--leading-normal);color:var(--fixed-error-on-light)}.interview-modal__warn{margin:0;max-width:34ch;font-size:var(--text-md);line-height:var(--leading-normal);color:var(--fixed-warning-on-light)}.interview-modal__error p{margin:0 0 var(--space-2)}.interview-modal__retry,.interview-modal__mute{min-height:var(--touch-target);padding:var(--space-2) var(--space-4);border:1px solid var(--board-rule);border-radius:var(--radius-pill);background:#fff;color:var(--board-ink);font:inherit;font-size:var(--text-md);cursor:pointer}.interview-modal__retry:hover,.interview-modal__mute:hover{border-color:var(--fixed-coral-on-light)}.interview-modal__retry:focus-visible,.interview-modal__mute:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}.interview-modal__side{display:flex;flex-direction:column;gap:var(--space-3);min-height:0}.interview-modal__progress{display:flex;flex-direction:column;gap:var(--space-2)}.interview-modal__bar{height:var(--space-2);border-radius:var(--radius-pill);background:var(--board-rule);overflow:hidden}.interview-modal__bar>span{display:block;height:100%;border-radius:inherit;background:var(--fixed-coral-on-light);transition:width var(--mk-dur-slow) var(--mk-ease)}.interview-modal__count{font-size:var(--text-md);color:var(--board-ink-faint)}.interview-modal__fields{display:flex;flex-wrap:wrap;align-content:flex-start;gap:var(--space-2);margin:0;padding:0;list-style:none;flex:0 1 auto;max-height:42%;overflow-y:auto;min-height:0}.interview-modal__field{display:inline-flex;align-items:baseline;gap:var(--space-1);min-width:0;max-width:100%;overflow-wrap:anywhere;padding:var(--space-1) var(--space-3);border:1px dashed var(--board-rule);border-radius:var(--radius-pill);font-size:var(--text-sm);color:var(--board-ink-faint)}.interview-modal__field.is-filled{border-style:solid;border-color:var(--fixed-live-on-light);background:var(--fixed-live-on-light-soft);color:var(--fixed-live-on-light-ink);animation:interview-fill var(--mk-dur-slow) var(--mk-ease)}.interview-modal__field-value{font-weight:var(--weight-bold)}@keyframes interview-fill{0%{transform:scale(.92);background:var(--fixed-coral-on-light-soft)}to{transform:scale(1)}}.interview-modal__log{flex:1 1 auto;min-height:0;overflow-y:auto;padding:var(--space-3);border:1px solid var(--board-rule);border-radius:var(--radius-lg);background:var(--book-table-bg)}.interview-modal__log.is-empty{flex:0 0 auto;padding:0;border:0;background:none}.interview-modal__turn{margin:0 0 var(--space-2);font-size:var(--text-md);line-height:var(--leading-normal);color:var(--board-ink)}.interview-modal__turn span{display:block;font-size:var(--text-2xs);font-weight:var(--weight-bold);letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--board-ink-faint)}.interview-modal__turn.is-waldo span{color:var(--fixed-coral-on-light-ink)}.interview-modal__foot{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:var(--space-4) var(--space-5);border-top:1px solid var(--board-rule);background:#fff}.interview-modal__finish{min-height:var(--touch-target-lg);padding:var(--space-3) var(--space-5);border:0;border-bottom:var(--push-depth) solid var(--push-live-edge);border-radius:var(--push-radius);background:var(--push-live-bg);color:var(--push-live-ink);font:inherit;font-size:var(--text-lg);font-weight:var(--weight-bold);cursor:pointer;flex:0 0 auto}.interview-modal__finish:hover{background:var(--push-live-edge)}.interview-modal__finish:active{transform:translateY(var(--push-depth));border-bottom-width:0}.interview-modal__finish:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:3px}.interview-modal__hint{margin:0;font-size:var(--text-md);line-height:var(--leading-normal);color:var(--board-ink-faint)}@media (max-width: 760px){.interview-modal{padding:0}.interview-modal__panel{width:100%;max-height:100dvh;height:100dvh;border-radius:0}.interview-modal__head{padding-top:calc(var(--space-5) + var(--sa-top, 0px))}.interview-modal__foot{padding-bottom:calc(var(--space-4) + var(--sa-bottom, 0px))}.interview-modal__body{grid-template-columns:minmax(0,1fr);overflow-y:auto}.interview-modal__orb{--interview-orb-size: min(150px, 24vh)}.interview-modal__field{flex-direction:column;align-items:flex-start;width:100%}.interview-modal__foot{flex-direction:column-reverse;align-items:stretch;text-align:center}.interview-modal__finish{width:100%}}@media (prefers-reduced-motion: reduce){.interview-modal,.interview-modal__panel,.interview-modal__field.is-filled{animation:none}.interview-modal__bar>span,.interview-modal__orb{transition:none}}.mic-controls{position:absolute;bottom:max(var(--space-8),var(--sa-bottom, 0px));left:50%;transform:translate(-50%);display:flex;align-items:center;gap:var(--space-5);padding:var(--space-2);z-index:var(--z-controls)}@media (max-width: 480px){.mic-controls{bottom:max(var(--space-5),var(--sa-bottom, 0px));gap:var(--space-4);padding:var(--space-2)}}.mic-ctrl-btn{position:relative;width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0;background:transparent;border:none;border-radius:var(--radius-pill);color:var(--color-fg-subtle);cursor:pointer;transition:color var(--transition-normal),transform var(--transition-normal),opacity var(--transition-normal),background var(--transition-normal)}.mic-ctrl-btn svg{width:20px;height:20px}.mic-ctrl-btn:hover:not(:disabled){color:var(--color-fg-strong);transform:translateY(-1px)}.mic-ctrl-btn:hover:not(:disabled){background:var(--color-surface-hover)}.mic-ctrl-btn:active:not(:disabled){transform:translateY(0)}.mic-ctrl-btn:disabled{opacity:.3;cursor:not-allowed}.mic-ctrl-btn:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.mic-ctrl-mode__text{font-family:var(--font-mono);font-size:var(--text-2xs);letter-spacing:var(--tracking-wide);font-weight:var(--weight-medium)}.mic-ctrl-stop:hover:not(:disabled){color:var(--color-error);background:var(--color-error-soft)}.mic-ctrl-primary{position:relative;width:72px;height:72px;display:inline-flex;align-items:center;justify-content:center;padding:0;border:none;border-radius:50%;background:var(--color-surface);color:var(--color-fg);cursor:pointer;transition:background var(--transition-normal),color var(--transition-normal),box-shadow var(--transition-normal),transform var(--transition-fast)}@media (max-width: 480px){.mic-ctrl-primary{width:64px;height:64px}}.mic-ctrl-primary__icon{position:relative;z-index:1;display:inline-flex}.mic-ctrl-primary__icon svg{width:26px;height:26px}.mic-ctrl-primary:hover{transform:translateY(-1px);background:var(--color-surface-hover)}.mic-ctrl-primary:active{transform:translateY(0)}.mic-ctrl-primary:focus-visible{outline:2px solid var(--color-live);outline-offset:3px}.mic-ctrl-primary__ring{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;border:1.5px solid var(--color-live);opacity:0;pointer-events:none}.mic-ctrl-primary__ring--2{top:-6px;right:-6px;bottom:-6px;left:-6px}.mic-ctrl-primary__meter{position:absolute;top:-4px;right:-4px;bottom:-4px;left:-4px;border-radius:50%;opacity:0;pointer-events:none;background:conic-gradient(var(--state-listening) calc(var(--mic-level, 0) * 360deg),transparent 0);-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 3px),var(--mask-fill) calc(100% - 3px));mask:radial-gradient(farthest-side,transparent calc(100% - 3px),var(--mask-fill) calc(100% - 3px));transition:opacity var(--transition-normal)}.mic-ctrl-primary.is-listening .mic-ctrl-primary__meter{opacity:.9}.mic-ctrl-primary.is-offline{color:var(--color-fg-strong);background:var(--color-surface-active);box-shadow:0 0 0 1px var(--color-border-strong);animation:mic-invite 2.8s ease-in-out infinite}@keyframes mic-invite{0%,to{box-shadow:0 0 0 1px var(--color-border-strong)}50%{box-shadow:0 0 0 1px var(--color-border-strong),0 0 18px 2px var(--color-accent-soft)}}.mic-ctrl-primary.is-idle{color:var(--color-fg-strong);box-shadow:0 0 0 1px var(--color-live-faint)}.mic-ctrl-primary.is-idle .mic-ctrl-primary__ring{opacity:.25;animation:ring-breathe 3.6s ease-in-out infinite}.mic-ctrl-primary.is-your-turn{color:var(--state-listening);box-shadow:0 0 22px 3px var(--state-listening-soft);animation:mic-your-turn 1.8s ease-in-out infinite}.mic-ctrl-primary.is-your-turn .mic-ctrl-primary__ring{opacity:.7;border-color:var(--state-listening);animation:ring-pulse 1.8s ease-in-out infinite}@keyframes mic-your-turn{0%,to{box-shadow:0 0 0 1px var(--state-listening-soft)}50%{box-shadow:0 0 24px 4px var(--state-listening-soft)}}.mic-ctrl-turn{position:absolute;bottom:calc(-1 * var(--space-5));left:50%;transform:translate(-50%);font-size:var(--text-2xs);letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--state-listening);white-space:nowrap;pointer-events:none}@media (prefers-reduced-motion: reduce){.mic-ctrl-primary.is-your-turn,.mic-ctrl-primary.is-your-turn .mic-ctrl-primary__ring{animation:none}}.mic-ctrl-primary.is-listening{color:var(--state-listening);background:var(--state-listening-soft);box-shadow:0 0 22px 2px var(--state-listening-soft)}.mic-ctrl-primary.is-listening .mic-ctrl-primary__ring{border-color:var(--state-listening);animation:ring-ripple 1.4s ease-out infinite}.mic-ctrl-primary.is-listening .mic-ctrl-primary__ring--2{border-color:var(--state-listening);animation:ring-ripple 1.4s ease-out infinite .5s}.mic-ctrl-primary.is-thinking{color:var(--state-thinking);box-shadow:0 0 0 1px var(--state-thinking-soft)}.mic-ctrl-primary.is-thinking .mic-ctrl-primary__ring{border-color:var(--state-thinking);opacity:.6;border-style:dashed;animation:ring-spin 2s linear infinite}.mic-ctrl-primary.is-speaking{color:var(--state-speaking);background:var(--state-speaking-soft);box-shadow:0 0 26px 3px var(--state-speaking-soft)}.mic-ctrl-primary.is-speaking .mic-ctrl-primary__ring{border-color:var(--state-speaking);animation:ring-pulse .9s ease-in-out infinite}.mic-ctrl-primary.is-muted{color:var(--state-muted);background:var(--state-muted-soft);box-shadow:0 0 0 1px var(--state-muted-soft)}.mic-ctrl-primary.is-muted .mic-ctrl-primary__ring{opacity:0;animation:none}@keyframes ring-breathe{0%,to{transform:scale(1);opacity:.2}50%{transform:scale(1.05);opacity:.4}}@keyframes ring-ripple{0%{transform:scale(.9);opacity:.7}to{transform:scale(1.5);opacity:0}}@keyframes ring-spin{0%{transform:rotate(0) scale(.96)}to{transform:rotate(360deg) scale(.96)}}@keyframes ring-pulse{0%,to{transform:scale(1);opacity:.5}50%{transform:scale(1.18);opacity:.15}}@media (hover: none){.mic-ctrl-btn:hover:not(:disabled),.mic-ctrl-primary:hover{transform:none}}@media (prefers-reduced-motion: reduce){.mic-ctrl-primary,.mic-ctrl-primary__ring{animation:none!important}}.orb-mic{display:flex;flex-direction:column;align-items:center;gap:var(--space-px)}.orb-mic__btn{position:relative;margin-top:calc(var(--mobfoot-orb-lift) * -1);width:var(--mobfoot-orb-size);height:var(--mobfoot-orb-size);display:grid;place-items:center;padding:0;background:transparent;border:none;border-radius:var(--radius-pill);cursor:pointer;-webkit-tap-highlight-color:transparent;transition:transform var(--transition-fast)}.orb-mic__btn:active:not(:disabled){transform:scale(.94)}@media (hover: hover){.orb-mic__btn:hover:not(:disabled) .orb-mic__glyph{background:var(--color-surface-hover)}}.orb-mic__btn:disabled{cursor:default}.orb-mic__btn:focus-visible{outline:2px solid var(--color-live);outline-offset:3px}.orb-mic__glyph{position:relative;z-index:1;display:grid;place-items:center;width:calc(100% - var(--mobfoot-ring-w) * 3);height:calc(100% - var(--mobfoot-ring-w) * 3);border-radius:var(--radius-pill);background:var(--mobfoot-mic-bg);color:var(--mobfoot-mic-ink);transition:background var(--transition-fast),color var(--transition-fast)}.orb-mic__btn[data-mic-state=listening] .orb-mic__glyph{background:var(--state-listening-soft);color:var(--state-listening)}.orb-mic__btn[data-mic-state=speaking] .orb-mic__glyph{background:var(--state-speaking-soft);color:var(--state-speaking)}.orb-mic__btn[data-mic-state=muted] .orb-mic__glyph,.orb-mic__btn[data-mic-state=denied] .orb-mic__glyph{color:var(--color-fg-faint)}.orb-mic__ring{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:var(--radius-pill);background:conic-gradient(from 0deg,transparent 0%,var(--mobfoot-ring-color, var(--color-live)) 22%,transparent 48%,var(--mobfoot-ring-color, var(--color-live)) 72%,transparent 100%);mask:radial-gradient(farthest-side,transparent calc(100% - var(--mobfoot-ring-w)),#000 calc(100% - var(--mobfoot-ring-w)));-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - var(--mobfoot-ring-w)),#000 calc(100% - var(--mobfoot-ring-w)));opacity:0;filter:blur(.5px) brightness(calc(1 + var(--gorb-level, 0) * .5));transition:opacity var(--transition-normal)}@keyframes orb-mic-spin{to{transform:rotate(360deg)}}@keyframes orb-mic-breathe{0%,to{opacity:.35}50%{opacity:.7}}.orb-mic__btn[data-mic-state=connecting] .orb-mic__ring{--mobfoot-ring-color: var(--color-fg-subtle);opacity:.8;animation:orb-mic-spin var(--mobfoot-ring-spin) linear infinite}.orb-mic__btn[data-mic-state=listening] .orb-mic__ring{--mobfoot-ring-color: var(--state-listening);opacity:1;animation:orb-mic-spin var(--mobfoot-ring-spin) linear infinite}.orb-mic__btn[data-mic-state=speaking] .orb-mic__ring{--mobfoot-ring-color: var(--state-speaking);opacity:1;animation:orb-mic-spin calc(var(--mobfoot-ring-spin) * 1.8) linear infinite}.orb-mic__btn[data-mic-state=processing] .orb-mic__ring{--mobfoot-ring-color: var(--color-fg-subtle);opacity:.7;animation:orb-mic-spin calc(var(--mobfoot-ring-spin) * .6) linear infinite}.orb-mic__btn[data-mic-state=correct] .orb-mic__ring{--mobfoot-ring-color: var(--color-success);opacity:1;background:var(--color-success)}.orb-mic__btn[data-mic-state=incorrect] .orb-mic__ring{--mobfoot-ring-color: var(--color-error);opacity:1;background:var(--color-error)}.orb-mic__btn[data-mic-state=muted] .orb-mic__ring,.orb-mic__btn[data-mic-state=denied] .orb-mic__ring{--mobfoot-ring-color: var(--color-fg-faint);opacity:.5;background:var(--color-fg-faint)}.orb-mic__btn[data-mic-state=idle] .orb-mic__ring{--mobfoot-ring-color: var(--color-live);animation:orb-mic-breathe calc(var(--mobfoot-ring-spin) * 1.4) ease-in-out infinite}.orb-mic__hint{max-width:calc(var(--mobfoot-orb-size) * 2);font-size:var(--text-2xs);line-height:1.2;color:var(--color-fg-subtle);text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.orb-mic__hint--sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}@media (prefers-reduced-motion: reduce){.orb-mic__ring{animation:none!important;background:var(--mobfoot-ring-color, var(--color-live))}.orb-mic__btn[data-mic-state=idle] .orb-mic__ring{opacity:.45}.orb-mic__btn:active:not(:disabled){transform:none}}.voice-wave{display:flex;flex-direction:column;align-items:center;gap:var(--space-1)}.voice-wave__bars{display:flex;align-items:center;gap:var(--wave-gap);height:var(--wave-h)}.voice-wave__bar{width:var(--wave-bar-w);height:100%;border-radius:var(--wave-radius);background:var(--wave-color);transform:scaleY(var(--bar, .08));transition:transform var(--wave-ease)}.voice-wave__bars[data-silent=true] .voice-wave__bar{background:var(--wave-color-idle);opacity:.5}.voice-wave__status{min-height:1em;color:var(--color-warning);font-size:var(--text-xs);text-align:center}.voice-wave[data-active=false] .voice-wave__bar{background:var(--wave-color-idle);opacity:.35}@media (prefers-reduced-motion: reduce){.voice-wave__bar{transition:none}}.link-ind{display:inline-flex;align-items:center;gap:var(--space-2);color:var(--color-fg-subtle);font-size:var(--text-2xs)}.link-ind__bars{display:flex;align-items:flex-end;gap:var(--link-bar-gap)}.link-ind__bar{width:var(--link-bar-w);border-radius:var(--radius-sm);background:var(--link-off);opacity:.3;height:calc(var(--link-bar-h) * var(--step, 1));transition:background var(--transition-normal),opacity var(--transition-normal)}.link-ind__bar[data-step="1"]{--step: 1}.link-ind__bar[data-step="2"]{--step: 1.6}.link-ind__bar[data-step="3"]{--step: 2.2}.link-ind__bar[data-on=true]{opacity:1}.link-ind[data-state=good] .link-ind__bar[data-on=true]{background:var(--link-good)}.link-ind[data-state=fair] .link-ind__bar[data-on=true]{background:var(--link-fair)}.link-ind[data-state=poor] .link-ind__bar[data-on=true]{background:var(--link-poor)}.link-ind[data-state=poor],.link-ind[data-state=offline]{color:var(--color-warning)}.link-ind__text{font-variant-numeric:tabular-nums;letter-spacing:var(--tracking-tight)}.micchip{display:inline-flex;align-items:center;gap:var(--space-2);min-height:var(--micchip-h);padding:var(--space-1) var(--space-2) var(--space-1) var(--space-3);border-radius:var(--micchip-radius);border:1px solid var(--state-listening);background:var(--micchip-bg);color:var(--color-fg);font-size:var(--text-xs)}.micchip__dot{width:var(--micchip-dot);height:var(--micchip-dot);border-radius:var(--radius-pill);background:var(--state-error);animation:micchip-pulse 1.6s var(--ease) infinite}@keyframes micchip-pulse{0%,to{opacity:1}50%{opacity:.35}}.micchip__text{font-weight:var(--weight-medium)}.micchip__btn{min-height:var(--touch-target);padding:0 var(--space-2);margin-block:calc((var(--micchip-h) - var(--touch-target)) / 2);border:0;border-radius:var(--micchip-radius);background:transparent;color:var(--color-live);font-size:var(--text-xs);font-weight:var(--weight-medium);text-decoration:underline;text-underline-offset:2px;cursor:pointer}.micchip__btn:hover{background:var(--color-surface-hover)}.micchip__btn--quiet{color:var(--color-fg-subtle);text-decoration:none}@media (prefers-reduced-motion: reduce){.micchip__dot{animation:none}}.sheet-layer{position:fixed;top:0;right:0;bottom:0;left:0;z-index:var(--z-modal);display:flex;align-items:flex-end}.sheet-scrim{position:absolute;top:0;right:0;bottom:0;left:0;border:0;padding:0;background:var(--sheet-scrim);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);animation:sheet-scrim-in var(--sheet-spring) both}@keyframes sheet-scrim-in{0%{opacity:0}to{opacity:1}}.sheet{position:relative;width:100%;max-width:var(--sheet-max-w);margin-inline:auto;height:var(--sheet-h, auto);display:flex;flex-direction:column;background:var(--sheet-bg);border-top-left-radius:var(--sheet-radius);border-top-right-radius:var(--sheet-radius);border-top:1px solid var(--color-border);box-shadow:var(--sheet-shadow);padding-bottom:var(--sa-bottom, 0px);transform:translateY(var(--sheet-drag, 0px));animation:sheet-in var(--sheet-spring) both;overflow:hidden}@keyframes sheet-in{0%{transform:translateY(100%)}to{transform:translateY(var(--sheet-drag, 0px))}}.sheet__handle-zone{min-height:var(--touch-target);display:grid;place-items:center;cursor:grab;touch-action:none}.sheet__handle{width:var(--sheet-handle-w);height:var(--sheet-handle-h);border-radius:var(--radius-pill);background:var(--color-fg-subtle);opacity:.5}.sheet__head{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);padding:0 var(--sheet-pad) var(--space-3)}.sheet__title{margin:0;font-size:var(--text-xl);font-weight:var(--weight-medium);color:var(--color-fg)}.sheet__close{flex:none;min-width:var(--touch-target);min-height:var(--touch-target);display:grid;place-items:center;border:0;border-radius:var(--radius-pill);background:var(--color-surface);color:var(--color-fg-muted);font-size:var(--text-lg);cursor:pointer;transition:background var(--transition-fast),color var(--transition-fast)}.sheet__close:hover{background:var(--color-surface-hover);color:var(--color-fg)}.sheet__body{flex:1;min-height:0;overflow-y:auto;padding:0 var(--sheet-pad);overscroll-behavior:contain;-webkit-overflow-scrolling:touch;color:var(--color-fg-muted);font-size:var(--text-lg);line-height:var(--leading-normal)}.sheet__foot{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-4) var(--sheet-pad) var(--space-5);border-top:1px solid var(--color-border);background:var(--sheet-bg)}@media (prefers-reduced-motion: reduce){.sheet,.sheet-scrim{animation-duration:.01ms}}@media (min-width: 769px){.sheet{max-width:var(--sheet-max-w-desktop);margin-bottom:var(--space-8);border-radius:var(--sheet-radius);border:1px solid var(--color-border)}}.mic-sheet__body{margin:0 0 var(--space-4);color:var(--color-fg-muted);font-size:var(--text-lg);line-height:var(--leading-normal)}.mic-sheet__policy{display:inline-block;min-height:var(--touch-target);line-height:var(--touch-target);color:var(--color-live);font-size:var(--text-md);text-decoration:underline;text-underline-offset:3px}.mic-sheet__primary,.mic-sheet__secondary{width:100%;min-height:var(--touch-target-lg);border-radius:var(--radius-lg);font-size:var(--text-xl);font-weight:var(--weight-medium);cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast)}.mic-sheet__primary{border:0;background:var(--color-live);color:var(--color-bg)}.mic-sheet__primary:hover{background:color-mix(in srgb,var(--color-live) 88%,var(--color-fg))}.mic-sheet__secondary{border:1px solid var(--color-border);background:transparent;color:var(--color-fg)}.mic-sheet__secondary:hover{background:var(--color-surface-hover);border-color:var(--color-fg-subtle)}.written{display:flex;flex-direction:column;gap:var(--space-2);width:100%}.written__reason{margin:0;color:var(--color-fg-muted);font-size:var(--text-md);line-height:var(--leading-normal)}.written__row{display:flex;align-items:stretch;gap:var(--space-2)}.written__label{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.written__input{flex:1;min-width:0;min-height:var(--touch-target-lg);padding:0 var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);color:var(--color-fg);font-size:var(--text-xl)}.written__input::placeholder{color:var(--color-fg-subtle)}.written__input:focus-visible{outline:2px solid var(--color-live);outline-offset:1px;border-color:transparent}.written__send{flex:none;min-width:var(--touch-target-lg);min-height:var(--touch-target-lg);padding-inline:var(--space-4);border:0;border-radius:var(--radius-lg);background:var(--color-live);color:var(--color-bg);font-size:var(--text-lg);font-weight:var(--weight-medium);cursor:pointer}.written__send:disabled{background:var(--color-surface);color:var(--color-fg-subtle);cursor:default}.written__retry{align-self:flex-start;min-height:var(--touch-target);border:0;background:transparent;color:var(--color-live);font-size:var(--text-md);text-decoration:underline;text-underline-offset:3px;cursor:pointer}.micdock{display:flex;flex-direction:column;align-items:center;gap:var(--micdock-gap);width:100%;max-width:var(--sheet-max-w);margin-inline:auto;padding-inline:var(--space-4)}.micdock__top{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);width:100%;min-height:var(--micchip-h)}.micdock__center{position:relative;display:grid;place-items:center}.micdock .orb-mic__btn{--mobfoot-orb-size: var(--micdock-orb-size);--mobfoot-ring-w: 3px;margin-top:0}.micdock .orb-mic__hint{max-width:100%;font-size:var(--text-sm);white-space:normal}.micdock__center:before,.micdock__center:after{content:"";position:absolute;inset:calc(50% - 76px);width:152px;height:152px;border-radius:var(--radius-pill);pointer-events:none;opacity:var(--ptt-lock, 0);mask:radial-gradient(farthest-side,transparent calc(100% - var(--ptt-track-w) * 2),#000 calc(100% - var(--ptt-track-w) * 2));-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - var(--ptt-track-w) * 2),#000 calc(100% - var(--ptt-track-w) * 2))}.micdock__center:before{background:conic-gradient(from 180deg,var(--ptt-lock-color) calc(var(--ptt-lock, 0) * 360deg),transparent 0)}.micdock__center:after{opacity:var(--ptt-cancel, 0);background:conic-gradient(from 0deg,var(--ptt-cancel-color) calc(var(--ptt-cancel, 0) * 360deg),transparent 0)}.micdock__hint{margin:0;min-height:calc(var(--ptt-hint-size) * 2.4);font-size:var(--ptt-hint-size);line-height:var(--leading-normal);color:var(--color-fg-muted);text-align:center;transition:color var(--transition-fast)}.micdock__hint[data-phase=cancelling]{color:var(--ptt-cancel-color);font-weight:var(--weight-medium)}.micdock__hint[data-phase=locked]{color:var(--ptt-lock-color)}.micdock__row{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-2)}.micdock__mode{min-height:var(--touch-target);padding-inline:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-pill);background:transparent;color:var(--color-fg-muted);font-size:var(--text-xs);cursor:pointer;transition:border-color var(--transition-fast),color var(--transition-fast)}.micdock__mode[aria-pressed=true]{border-color:var(--color-live);color:var(--color-fg)}.micdock__mode:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.micdock__stop{min-height:var(--touch-target);margin-top:var(--space-2);padding-inline:var(--space-4);border:0;border-radius:var(--radius-pill);background:var(--color-surface);color:var(--color-fg-muted);font-size:var(--text-sm);cursor:pointer}.micdock__stop:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.micdock[data-mode=auto] .micdock__hint{min-height:0}@media (prefers-reduced-motion: reduce){.micdock__hint,.micdock__mode{transition:none}}.micdock-portal{position:fixed;left:0;right:0;bottom:var(--micdock-inset);z-index:var(--z-controls);pointer-events:none}.micdock-portal>*{pointer-events:auto}@media (min-width: 769px){.micdock-portal{display:none}}.session-timer{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-normal);color:var(--color-fg-faint);font-variant-numeric:tabular-nums}.orb-unit-selector{position:absolute;top:max(20px,var(--sa-top, 0px));left:50%;transform:translate(-50%);display:inline-flex;align-items:center;gap:var(--space-2);padding:0;background:transparent;z-index:3}.orb-unit-selector__label{display:inline-flex;flex-direction:column;align-items:center;gap:var(--space-1);padding:0 var(--space-3);font-family:var(--font-sans);white-space:nowrap}.orb-unit-selector__title-row{display:inline-flex;align-items:baseline;gap:var(--space-2)}.orb-unit-selector__prefix{font-size:var(--text-2xs);font-weight:var(--weight-medium);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--color-fg-faint)}.orb-unit-selector__current{font-size:var(--text-md);font-weight:var(--weight-medium);letter-spacing:var(--tracking-tight);color:var(--color-fg-strong)}.orb-unit-selector__meta{display:inline-flex;align-items:center;gap:var(--space-3)}.orb-unit-selector__tutor{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-normal);color:var(--color-fg-subtle)}.orb-unit-selector__progress{display:inline-flex;align-items:center;gap:var(--space-1);margin-top:var(--space-1)}.orb-unit-selector__progress-seg{width:var(--progress-seg-w);height:var(--progress-seg-h);border-radius:var(--radius-pill);background:var(--color-surface-active);transition:background var(--transition-normal)}.orb-unit-selector__progress-seg.is-done{background:var(--color-live)}.orb-unit-selector__activity{display:inline-flex;align-items:center;gap:var(--space-2);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--tracking-normal);color:var(--orb-state-color, var(--color-fg-subtle));transition:color var(--transition-normal)}.orb-unit-selector__activity:before{content:"";width:var(--status-dot-size);height:var(--status-dot-size);border-radius:var(--radius-pill);background:var(--orb-state-color, var(--color-fg-subtle));box-shadow:0 0 var(--status-dot-glow) 0 var(--orb-state-color, transparent)}.orb-unit-selector__arrow{width:var(--touch-target);height:var(--touch-target);padding:0;display:inline-flex;align-items:center;justify-content:center;background:transparent;border:0;border-radius:var(--radius-pill);color:var(--color-fg-muted);cursor:pointer;touch-action:manipulation;transition:background var(--transition-fast),color var(--transition-fast),transform var(--transition-fast)}.orb-unit-selector__arrow:active:not(:disabled){transform:scale(.92);opacity:.7}.orb-unit-selector__arrow:hover:not(:disabled){background:var(--color-surface-active);color:var(--color-fg-strong);transform:scale(1.1)}.orb-unit-selector__arrow:disabled{color:var(--color-fg-faint);cursor:default;opacity:.35}@media (max-width: 480px){.orb-unit-selector{top:max(14px,var(--sa-top, 0px));gap:var(--space-1)}.orb-unit-selector__label{padding:0 var(--space-2)}.orb-unit-selector__current{font-size:var(--text-sm)}}@media (hover: none){.orb-unit-selector__arrow:hover:not(:disabled){transform:none;background:transparent;color:var(--color-fg-muted)}}.glass-orb{position:relative;width:var(--gorb-size);height:var(--gorb-size);border-radius:50%;transform-origin:center center;will-change:transform;animation:gorb-breathe var(--gorb-breathe) ease-in-out infinite;filter:saturate(var(--gorb-saturate)) brightness(calc(var(--gorb-brightness) * var(--gorb-lum)))}.glass-orb:after{content:"";position:absolute;left:50%;bottom:var(--gorb-contact-bottom);width:var(--gorb-contact-w);height:var(--gorb-contact-h);transform:translate(-50%);background:radial-gradient(ellipse at center,var(--gorb-contact),transparent 70%);filter:blur(var(--gorb-contact-blur));z-index:0}.glass-orb__halo{position:absolute;top:-10%;right:-10%;bottom:-10%;left:-10%;border-radius:50%;background:radial-gradient(circle at 50% 50%,var(--gorb-halo) 0%,var(--gorb-halo-tint) 45%,transparent 70%);filter:blur(14px);z-index:0}.glass-orb__body{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;overflow:hidden;background:radial-gradient(circle at 50% 50%,rgba(255,255,255,calc(var(--gorb-body-alpha) * .35)),rgba(255,255,255,calc(var(--gorb-body-alpha) * .5)) 55%,rgba(255,255,255,calc(var(--gorb-body-alpha) + .1)) 88%,rgba(255,255,255,calc(var(--gorb-body-alpha) * .6)));box-shadow:inset 0 -16% 26% -12% var(--gorb-inner-shadow),inset 0 12% 22% -12% #ffffff24;z-index:1}.glass-orb__rainbow{position:absolute;top:8%;right:8%;bottom:8%;left:8%;border-radius:50%;background:conic-gradient(from 0deg,var(--gorb-rb-1),var(--gorb-rb-2),var(--gorb-rb-3),var(--gorb-rb-4),var(--gorb-rb-5),var(--gorb-rb-6),var(--gorb-rb-1));-webkit-mask:radial-gradient(circle at 50% 50%,transparent 6%,var(--mask-fill) 40%,var(--mask-fill) 62%,transparent 86%);mask:radial-gradient(circle at 50% 50%,transparent 6%,var(--mask-fill) 40%,var(--mask-fill) 62%,transparent 86%);opacity:var(--gorb-iridescence);filter:blur(7px);mix-blend-mode:var(--gorb-blend);animation:gorb-spin var(--gorb-spin) linear infinite}.glass-orb__ink{position:absolute;top:-20%;right:-20%;bottom:-20%;left:-20%;border-radius:50%;background:radial-gradient(ellipse 40% 34% at 34% 36%,var(--gorb-rb-1),transparent 60%),radial-gradient(ellipse 36% 40% at 66% 58%,var(--gorb-rb-5),transparent 60%),radial-gradient(ellipse 32% 30% at 52% 70%,var(--gorb-rb-4),transparent 60%),radial-gradient(ellipse 30% 34% at 60% 32%,var(--gorb-rb-6),transparent 60%);opacity:var(--gorb-nebula-op);filter:blur(var(--gorb-nebula-blur));mix-blend-mode:var(--gorb-blend);will-change:transform;animation:gorb-nebula var(--gorb-nebula-drift) ease-in-out infinite}.glass-orb__ink:after{content:"";position:absolute;top:6%;right:6%;bottom:6%;left:6%;border-radius:50%;background:radial-gradient(ellipse 40% 36% at 44% 60%,var(--gorb-rb-2),transparent 60%),radial-gradient(ellipse 36% 40% at 62% 42%,var(--gorb-rb-3),transparent 60%);opacity:var(--gorb-nebula-op-2);filter:blur(var(--gorb-nebula-blur-2));mix-blend-mode:var(--gorb-blend);will-change:transform;animation:gorb-nebula-2 calc(var(--gorb-nebula-drift) * 1.4) ease-in-out infinite}.glass-orb__mist{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;background:radial-gradient(circle at 50% 48%,var(--gorb-core) 0%,var(--gorb-mist) calc(24% + var(--gorb-level) * 22%),transparent 70%)}.glass-orb__lens{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;background:radial-gradient(ellipse 120% 90% at 50% 14%,var(--gorb-lens-top) 0%,var(--gorb-lens-fade) 34%,transparent 58%);box-shadow:inset 0 -22% 30% -18% var(--gorb-lens-shadow),inset 0 0 0 1px var(--gorb-caustic);filter:blur(var(--gorb-lens-blur));pointer-events:none;z-index:2}.glass-orb__rim{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;box-shadow:inset 0 0 0 var(--gorb-rim-outer-w) var(--gorb-rim-outer),inset 0 0 0 calc(var(--gorb-rim-outer-w) + var(--gorb-rim-inner-w)) var(--gorb-rim-inner),inset 0 0 10% 0 var(--gorb-rim-glow);z-index:2}.glass-orb__rim:before{content:"";position:absolute;inset:6% 14% auto 14%;height:26%;border-radius:50%;background:linear-gradient(to bottom,var(--gorb-refraction),transparent);opacity:.7;filter:blur(var(--gorb-refraction-blur))}.glass-orb__specular{position:absolute;top:8%;left:22%;width:20%;height:46%;border-radius:50%;background:linear-gradient(to bottom,var(--gorb-white-cool),transparent);filter:blur(var(--gorb-specular-blur));transform:rotate(-12deg);opacity:var(--gorb-specular-op);z-index:3}.glass-orb__specular:before{content:"";position:absolute;top:8%;left:30%;width:34%;height:16%;border-radius:50%;background:var(--gorb-hotspot);filter:blur(var(--gorb-hotspot-blur))}.glass-orb__specular--2{top:auto;bottom:18%;left:auto;right:22%;width:6%;height:6%;background:linear-gradient(to bottom,var(--gorb-white-cool),transparent);filter:blur(var(--gorb-catchlight-blur));transform:none;opacity:.7}.glass-orb__specular--2:before{display:none}.glass-orb__equator{position:absolute;left:10%;right:10%;top:49%;height:5%;border-radius:50%;background:linear-gradient(to bottom,transparent,rgba(255,255,255,.16),transparent);filter:blur(2px);z-index:3}.glass-orb__genie{position:absolute;left:50%;top:6%;width:46%;height:46%;border-radius:50%;transform:translate(-50%) scale(.5);background:radial-gradient(circle at 50% 50%,var(--gorb-rb-5),var(--gorb-rb-6) 45%,var(--gorb-rb-1) 70%,transparent 80%);filter:blur(10px);opacity:0;pointer-events:none;z-index:2;mix-blend-mode:var(--gorb-blend)}.orb-root[data-orb-state=speaking] .glass-orb__genie{animation:gorb-genie 3.4s ease-out infinite}@keyframes gorb-genie{0%{transform:translate(-50%) scale(.4);opacity:0;filter:blur(6px)}25%{opacity:calc(.5 * var(--gorb-iridescence))}60%{transform:translate(-58%,-70%) scale(.9);opacity:calc(.3 * var(--gorb-iridescence))}to{transform:translate(-46%,-140%) scale(1.4);opacity:0;filter:blur(18px)}}.glass-orb__eyes{position:absolute;top:0;right:0;bottom:0;left:0;z-index:4;transform:rotate(var(--gorb-tilt));transform-origin:50% 50%;transition:transform var(--transition-slow)}.glass-orb__eyes:before,.glass-orb__eyes:after{content:"";position:absolute;top:var(--gorb-eye-top);width:var(--gorb-eye-w);height:var(--gorb-eye-h);border-radius:var(--gorb-eye-radius);background:radial-gradient(ellipse var(--gorb-eye-gleam-w) var(--gorb-eye-gleam-h) at 50% 14%,var(--gorb-eye-gleam),transparent 72%),var(--gorb-eye-color);box-shadow:inset 0 0 var(--gorb-eye-glow-blur) 0 var(--gorb-eye-glow),var(--gorb-eye-occlusion) var(--gorb-inner-shadow);opacity:calc(.7 + var(--gorb-level) * .3);transition:opacity var(--transition-normal),height var(--transition-normal)}.glass-orb__eyes:before{left:calc(50% - var(--gorb-eye-gap) - var(--gorb-eye-w))}.glass-orb__eyes:after{right:calc(50% - var(--gorb-eye-gap) - var(--gorb-eye-w))}.glass-orb__rainbow{transition:opacity var(--transition-slow)}.orb-root[data-orb-state=idle] .glass-orb{--gorb-lum: .94;--gorb-iridescence: .55;--gorb-tilt: 0deg;--gorb-nebula-drift: 34s}.orb-root[data-orb-state=listening] .glass-orb{--gorb-lum: 1.02;--gorb-iridescence: .8;--gorb-tilt: 2deg;--gorb-nebula-drift: 22s}.orb-root[data-orb-state=thinking] .glass-orb{--gorb-iridescence: .7;--gorb-tilt: -3.5deg;--gorb-nebula-drift: 26s}.orb-root[data-orb-state=thinking] .glass-orb__eyes:before,.orb-root[data-orb-state=thinking] .glass-orb__eyes:after{height:calc(var(--gorb-eye-h) * .8)}.orb-root[data-orb-state=speaking] .glass-orb{--gorb-lum: 1.08;--gorb-iridescence: 1;--gorb-nebula-drift: 14s}.orb-root[data-orb-state=speaking] .glass-orb__eyes:before,.orb-root[data-orb-state=speaking] .glass-orb__eyes:after{opacity:1}.orb-root[data-orb-state=muted] .glass-orb{--gorb-lum: .8;--gorb-iridescence: .35}.orb-root[data-orb-state=muted] .glass-orb__eyes:before,.orb-root[data-orb-state=muted] .glass-orb__eyes:after{opacity:.3;height:calc(var(--gorb-eye-h) * .4)}.orb-root[data-orb-size=large] .glass-orb{--gorb-nebula-op: .72;--gorb-nebula-op-2: .5;--gorb-saturate: 1.05;--gorb-body-alpha: .16}.orb-root[data-orb-size=large] .glass-orb__ink{filter:blur(calc(var(--gorb-nebula-blur) * 1.4))}.orb-root[data-orb-size=large] .glass-orb__ink:after{filter:blur(calc(var(--gorb-nebula-blur-2) * 1.4))}:root[data-theme=light] .orb-root[data-orb-size=large] .glass-orb{--gorb-nebula-op: .92;--gorb-nebula-op-2: .62}@keyframes gorb-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes gorb-nebula{0%{transform:translate(0) rotate(0) scale(1)}33%{transform:translate(4%,-3%) rotate(4deg) scale(1.05)}66%{transform:translate(-3%,4%) rotate(-3deg) scale(1.03)}to{transform:translate(0) rotate(0) scale(1)}}@keyframes gorb-nebula-2{0%{transform:translate(0) rotate(0) scale(1)}50%{transform:translate(-5%,-4%) rotate(-6deg) scale(1.07)}to{transform:translate(0) rotate(0) scale(1)}}@keyframes gorb-breathe{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}@media (prefers-reduced-motion: 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1px));border-bottom-width:1px}.syllabus__tool-icon{flex:none;display:grid;place-items:center;width:var(--syllabus-node-icon);height:var(--syllabus-node-icon);border-radius:var(--radius-md);background:var(--syllabus-live-soft);color:var(--syllabus-live-ink)}.syllabus__tool-text{display:flex;flex-direction:column;gap:2px;min-width:0}.syllabus__tool-name{font-size:var(--syllabus-module-size);font-weight:var(--weight-medium);line-height:var(--leading-tight)}.syllabus__tool-desc{font-size:var(--syllabus-summary-size);color:var(--syllabus-summary-ink);line-height:var(--leading-normal)}.syllabus__tool:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.syllabus__detail{min-height:var(--syllabus-detail-min-h);margin:0;padding:var(--syllabus-row-pad);border-radius:var(--syllabus-cell-radius);background:var(--board-live-soft);color:var(--syllabus-ink-soft);font-size:var(--text-lg);line-height:var(--leading-normal)}@media (max-width: 768px){.syllabus{padding:var(--space-8) var(--space-4) var(--mobfoot-clearance);gap:var(--space-5)}.syllabus:before{opacity:.6}.syllabus__board{padding:var(--space-5);gap:var(--space-6);backdrop-filter:blur(var(--board-glass-blur-mobile, 16px)) saturate(var(--board-glass-saturate));-webkit-backdrop-filter:blur(var(--board-glass-blur-mobile, 16px)) saturate(var(--board-glass-saturate))}.syllabus__crumbs{gap:var(--space-1)}.syllabus__back{white-space:nowrap}.syllabus__crumb,.syllabus__crumb-sep{display:none}.syllabus__header{flex-wrap:wrap;gap:var(--space-3)}.syllabus__eyebrow,.syllabus__sub{display:none}.syllabus__title{font-size:var(--syllabus-title-size-mobile)}.syllabus__cta{margin-left:0;width:100%;align-items:center}.syllabus__all-done{margin-left:0}.syllabus__overall{flex-wrap:wrap}.syllabus__node{padding:var(--space-3)}.syllabus__node-label{font-size:var(--text-xl)}.syllabus__node-state{flex-direction:row;align-items:center}.syllabus__node:not(.is-opening) .syllabus__node-go{display:none}.syllabus__detail{display:none}}.practice-intro{flex:1;width:100%;display:flex;align-items:center;justify-content:center;padding:var(--space-5);animation:intro-fade var(--intro-reveal-dur) ease-out}@keyframes intro-fade{0%{opacity:0}to{opacity:1}}.practice-intro__card{width:100%;max-width:var(--intro-card-max-w);display:flex;flex-direction:column;gap:var(--intro-card-gap);padding:var(--intro-card-pad);color:var(--syllabus-ink);background:linear-gradient(155deg,var(--board-veil),transparent 55%),var(--board-glass-bg);backdrop-filter:blur(var(--board-glass-blur)) saturate(var(--board-glass-saturate));-webkit-backdrop-filter:blur(var(--board-glass-blur)) saturate(var(--board-glass-saturate));border:1px solid var(--board-frame);border-top-color:var(--board-frame-top);border-radius:var(--board-radius);box-shadow:var(--board-shadow);animation:intro-rise var(--intro-reveal-dur) cubic-bezier(.22,1,.36,1)}@keyframes intro-rise{0%{opacity:0;transform:translateY(12px) scale(.98)}to{opacity:1;transform:none}}.practice-intro__head{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.practice-intro__step{font-size:var(--text-2xs);font-weight:var(--weight-bold);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--syllabus-ink-faint)}.practice-intro__dots{display:inline-flex;gap:var(--space-1)}.practice-intro__dot{width:var(--intro-dot-size);height:var(--intro-dot-size);border-radius:50%;background:var(--intro-dot-idle);transition:background var(--transition-normal)}.practice-intro__dot.is-active,.practice-intro__dot.is-done{background:var(--intro-dot-active)}.practice-intro__body{display:flex;align-items:flex-start;gap:var(--space-4)}.practice-intro__orb{flex:none;width:var(--grammar-feedback-orb-size);height:var(--grammar-feedback-orb-size);border-radius:50%;background:radial-gradient(circle at 32% 26%,var(--board-frame-top),transparent 42%),conic-gradient(from 160deg,var(--gorb-rb-1),var(--gorb-rb-2),var(--gorb-rb-3),var(--gorb-rb-4),var(--gorb-rb-5),var(--gorb-rb-6),var(--gorb-rb-1));box-shadow:inset 0 0 10px var(--board-frame-top),0 0 14px var(--color-live-soft)}.practice-intro__text{flex:1;min-width:0;display:flex;flex-direction:column;gap:var(--space-2)}.practice-intro__title{margin:0;font-size:var(--text-xl);font-weight:var(--weight-bold);color:var(--syllabus-ink);line-height:var(--leading-tight)}.practice-intro__chip{align-self:flex-start;padding:var(--syllabus-badge-pad);border-radius:var(--radius-pill);background:var(--syllabus-accent-grammar-soft);color:var(--syllabus-accent-grammar);font-size:var(--text-2xs);letter-spacing:var(--tracking-wide);text-transform:uppercase}.practice-intro__line{margin:0;font-size:var(--text-lg);color:var(--syllabus-ink-soft);line-height:var(--leading-normal)}.practice-intro__rules{list-style:none;margin:var(--space-1) 0 0;padding:0;display:flex;flex-direction:column;gap:var(--intro-rule-gap)}.practice-intro__rule{display:flex;align-items:baseline;gap:var(--space-3)}.practice-intro__rule-answer{flex:none;min-width:4.5em;padding:2px var(--space-2);border-radius:var(--radius-sm);background:var(--board-live-soft);color:var(--board-live-ink);font-family:var(--font-mono);font-size:var(--text-lg);font-weight:var(--weight-bold);text-align:center}.practice-intro__rule-subjects{font-size:var(--text-lg);color:var(--syllabus-ink-soft)}.practice-intro__facts{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2);font-size:var(--text-lg);color:var(--syllabus-ink-soft)}.practice-intro__facts li{position:relative;padding-left:var(--space-4)}.practice-intro__facts li:before{content:"·";position:absolute;left:var(--space-1);color:var(--board-live);font-weight:var(--weight-bold)}.practice-intro__actions{display:flex;align-items:center;gap:var(--space-2)}.practice-intro__skip{margin-right:auto;border:none;background:none;padding:var(--space-2) 0;color:var(--syllabus-ink-faint);font:inherit;font-size:var(--text-sm);cursor:pointer;transition:color var(--transition-fast)}.practice-intro__skip:hover{color:var(--syllabus-ink)}.practice-intro__btn{display:inline-flex;align-items:center;gap:var(--space-2);min-height:var(--touch-target);padding:var(--space-2) var(--space-4);border:1px solid var(--board-frame);border-radius:var(--radius-pill);background:var(--board-veil);color:var(--syllabus-ink);font:inherit;cursor:pointer;transition:transform var(--transition-fast),border-color var(--transition-fast)}.practice-intro__btn:hover{transform:translateY(var(--mosaic-card-hover-lift));border-color:var(--board-live)}.practice-intro__btn:focus-visible,.practice-intro__skip:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.practice-intro__btn--primary{border:none;border-bottom:var(--push-depth) solid var(--push-live-edge);border-radius:var(--push-radius);background:var(--push-live-bg);color:var(--push-live-ink);font-weight:var(--weight-bold)}.practice-intro__btn--primary:hover{background:var(--push-live-edge);transform:none}.practice-intro__btn--primary:active{transform:translateY(var(--push-depth));border-bottom-width:0}@media (prefers-reduced-motion: reduce){.practice-intro,.practice-intro__card{animation:none}.practice-intro__btn:hover{transform:none}}@media (max-width: 768px){.practice-intro{padding:var(--space-4);align-items:flex-start;overflow-y:auto}.practice-intro__card{padding:var(--space-5);margin-top:var(--space-8)}.practice-intro__actions{flex-wrap:wrap}.practice-intro__btn--primary{flex:1;justify-content:center}}@media (max-height: 480px){.practice-intro{align-items:center;padding:var(--space-3)}.practice-intro__card{padding:var(--intro-card-pad-short);gap:var(--intro-card-gap-short);margin-top:0}.practice-intro__orb{width:var(--intro-orb-short);height:var(--intro-orb-short)}.practice-intro__rules{margin-top:0;gap:var(--space-1)}.practice-intro__actions{flex-wrap:nowrap}}.book-audio{display:inline-flex;align-items:center;gap:var(--book-audio-gap);min-height:var(--touch-target);padding:0 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var(--book-accent-soft)}.book-audio__glyph{line-height:1}.book-audio__num{font-variant-numeric:tabular-nums}.form-pill{display:inline-block;padding:var(--be-form-pad);border-radius:var(--be-form-radius);font-size:var(--be-form-size);font-weight:var(--be-form-weight);line-height:var(--leading-tight);color:var(--be-form-ink);background:var(--form-pill-fill);white-space:nowrap}.form-pill--neutral{background:transparent;border:1px solid var(--book-table-rule);color:var(--board-ink-soft);font-weight:var(--weight-medium)}.book-form{display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-4);border:1px solid var(--book-grid-rule);border-radius:var(--radius-sm);background:var(--book-grid-bg)}.book-form[data-mode=example]{background:var(--book-accent-soft);border-color:var(--book-accent-rule)}.book-form__head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:var(--space-2);margin:0}.book-form__title{font-family:var(--font-display);font-size:var(--text-xl);font-weight:var(--weight-bold);color:var(--board-ink)}.book-form__mode{font-size:var(--text-2xs);font-weight:var(--weight-medium);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--book-accent-ink)}.book-form__rows{margin:0;display:flex;flex-direction:column;gap:var(--space-2)}.book-form__row{display:grid;grid-template-columns:1fr;gap:var(--space-1)}@media (min-width: 560px){.book-form__row{grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);align-items:center;gap:var(--space-3)}}.book-form__label{margin:0;font-size:var(--text-md);color:var(--board-ink-soft)}.book-form__value{margin:0;min-width:0}.book-form__filled{display:block;padding:var(--space-1) 0;border-bottom:1px solid var(--book-accent-rule);font-size:var(--text-lg);font-weight:var(--weight-medium);color:var(--board-ink)}.book-form__input{width:100%;min-height:var(--book-field-h);padding:0 var(--space-2);border:none;border-bottom:1px solid var(--board-ink-faint);border-radius:var(--radius-sm) var(--radius-sm) 0 0;background:var(--book-field-bg);font-family:inherit;font-size:var(--text-lg);color:var(--board-ink)}.book-form__input:focus-visible{outline-offset:1px;border-bottom-color:var(--book-accent-ink)}.book-plus__term{font-weight:var(--weight-bold);color:var(--book-plus-term-ink)}.book-plus__pairs{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--book-plus-gap)}.book-plus__pair{font-size:var(--text-md);color:var(--board-ink)}.book-plus__rules{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--book-plus-pair-gap)}.book-plus__rule{display:flex;flex-direction:column;gap:var(--space-1)}.book-plus__says{font-size:var(--text-md);color:var(--board-ink)}.book-plus__examples{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:var(--space-1) var(--book-plus-pair-gap)}.book-plus__example{display:flex;align-items:baseline;gap:var(--space-2);font-size:var(--text-md);font-style:italic;color:var(--board-ink-soft)}.book-plus__example:before{content:"";flex:none;width:var(--space-1);height:var(--space-1);border-radius:var(--radius-pill);background:var(--book-accent)}.book-plus__equal{margin:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--space-2);font-size:var(--text-md);color:var(--board-ink)}.book-plus__side{font-weight:var(--weight-medium)}.book-plus__equal-sign{flex:none;font-size:var(--text-lg);font-weight:var(--weight-bold);color:var(--book-plus-term-ink)}.book-plus__equal-word{flex:none;font-size:var(--text-2xs);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--board-ink-faint)}.book-plus__span{display:flex;flex-direction:column;gap:var(--book-span-gap);margin-bottom:var(--book-plus-gap)}.book-plus__span-total{align-self:center;font-size:var(--text-xs);font-weight:var(--weight-bold);color:var(--book-plus-term-ink)}.book-plus__span-line{height:var(--book-span-cap-h);border-left:var(--book-span-thickness) solid var(--book-span-line);border-right:var(--book-span-thickness) solid var(--book-span-line);background:linear-gradient(var(--book-span-line),var(--book-span-line)) center / 100% var(--book-span-thickness) no-repeat}.book-plus__span-ends{display:flex;justify-content:space-between;font-size:var(--text-xs);font-variant-numeric:tabular-nums;color:var(--board-ink-soft)}.book-plus__lines{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-1)}.book-plus__line{font-size:var(--text-md);color:var(--board-ink)}.book-pair{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--space-2)}.book-pair__turn{display:flex}.book-pair__turn[data-side=theirs]{justify-content:flex-end}.book-pair__bubble{margin:0;max-width:88%;display:flex;flex-direction:column;gap:var(--space-1);padding:var(--book-bubble-pad);border:1px solid 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var(--transition-normal),width var(--transition-normal)}.grammar__blockbar-dot.is-done{background:var(--grammar-block-dot-done)}.grammar__blockbar-dot.is-active{width:var(--grammar-block-dot-active-w);background:var(--grammar-block-dot-active)}.grammar__how{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-2);margin:0;font-size:var(--text-sm);color:var(--syllabus-ink-faint)}.grammar__how .blanknav__btn{background:var(--grammar-blanknav-bg);border-color:var(--grammar-blanknav-border);color:var(--grammar-blanknav-ink);backdrop-filter:none;-webkit-backdrop-filter:none}.grammar__rule{display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--grammar-rule-gap);margin:0;padding:var(--grammar-rule-pad);border-radius:var(--grammar-rule-radius);background:var(--grammar-rule-bg);font-size:var(--grammar-rule-size);color:var(--grammar-rule-ink)}.grammar__rule-label{flex:none;font-size:var(--grammar-rule-label-size);font-weight:var(--weight-bold);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--grammar-rule-label-ink)}.grammar__rule-pairs{font-weight:var(--weight-medium)}.grammar__sentences.has-results{gap:calc(var(--grammar-sentence-gap) * 2.2)}.grammar__sentence{margin:0;font-size:var(--grammar-sentence-size);line-height:var(--grammar-sentence-leading);color:var(--syllabus-ink)}.grammar__sentence:has(.grammar__blank.is-choice){line-height:var(--grammar-sentence-leading-choice)}.grammar__text{white-space:pre-wrap}.grammar__blank{position:relative;display:inline-flex;flex-direction:column;align-items:center;vertical-align:baseline;margin:0 var(--space-1)}.grammar__blank.is-choice{vertical-align:middle;margin:0 var(--space-2)}.grammar__blank-input{width:var(--grammar-blank-w, var(--grammar-blank-min-w));min-width:var(--grammar-blank-min-w);padding:var(--grammar-blank-pad);font:inherit;font-size:inherit;text-align:center;color:var(--grammar-blank-ink);background:transparent;border:none;border-bottom:2px solid var(--grammar-blank-rule);border-radius:var(--grammar-blank-radius) var(--grammar-blank-radius) 0 0;transition:border-color var(--transition-fast),background var(--transition-fast)}.grammar__blank-input::placeholder{color:var(--grammar-hint-ink)}.grammar__blank-input:focus{outline:none;border-bottom-color:var(--grammar-blank-rule-focus);background:var(--grammar-blank-bg-focus)}.grammar__blank-hint{position:absolute;top:100%;font-size:var(--grammar-hint-size);color:var(--grammar-hint-ink);line-height:1.2;white-space:nowrap;pointer-events:none}.grammar__blank.is-ok .grammar__blank-input{border-bottom-color:var(--grammar-correct-ink);color:var(--grammar-correct-ink)}.grammar__blank.is-error .grammar__blank-input{border-bottom-color:var(--grammar-incorrect-ink);background:var(--grammar-incorrect-soft)}.grammar__blank-mark{position:absolute;top:calc(-1 * var(--space-2));right:calc(-1 * var(--space-2));display:inline-flex;align-items:center;justify-content:center;line-height:0;pointer-events:none}.grammar__blank.is-choice .grammar__blank-mark{top:calc(-1 * var(--grammar-mark-size) / 2);right:calc(-1 * var(--grammar-mark-size) / 2);width:var(--grammar-mark-size);height:var(--grammar-mark-size);border-radius:var(--radius-pill);background:var(--grammar-mark-bg)}.grammar__blank.is-ok .grammar__blank-mark{color:var(--grammar-correct-ink)}.grammar__blank.is-error .grammar__blank-mark{color:var(--grammar-incorrect-ink)}.grammar__notes{display:flex;flex-direction:column;gap:var(--space-1);font-size:var(--grammar-note-size);max-width:var(--grammar-note-measure);margin:0;padding:0;list-style:none}.grammar__note{display:flex;align-items:baseline;gap:var(--space-2);padding:var(--grammar-note-pad);border-radius:var(--radius-sm);border-inline-start:var(--grammar-note-bar-w) solid var(--grammar-incorrect-ink);background:var(--grammar-incorrect-soft);color:var(--grammar-incorrect-ink);font-size:var(--grammar-note-size);font-weight:var(--weight-medium);line-height:var(--leading-normal)}.grammar__note.is-ok{border-inline-start-color:var(--grammar-correct-ink);background:var(--grammar-correct-soft);color:var(--grammar-correct-ink)}.grammar__note-tag{flex-shrink:0;font-size:var(--text-2xs);font-weight:var(--weight-bold);letter-spacing:var(--tracking-ui);text-transform:uppercase;opacity:var(--grammar-note-tag-opacity)}.grammar__blockdone{display:flex;flex-direction:column;align-items:center;gap:var(--grammar-blockdone-gap);padding:var(--grammar-blockdone-pad);border-radius:var(--grammar-blockdone-radius);background:var(--grammar-blockdone-bg);text-align:center}.grammar__blockdone-title{margin:0;font-size:var(--grammar-blockdone-title-size);font-weight:var(--weight-bold);color:var(--grammar-blockdone-ink)}.grammar__blockdone-body{margin:0;font-size:var(--text-md);line-height:var(--leading-normal);color:var(--syllabus-ink-soft)}.grammar__feedback{display:flex;align-items:center;gap:var(--space-3);min-height:var(--grammar-feedback-min-h);padding:var(--grammar-feedback-pad);border-radius:var(--grammar-feedback-radius);background:var(--grammar-feedback-bg);color:var(--syllabus-ink-soft);border-left:3px solid transparent;transition:border-color var(--transition-normal),background var(--transition-normal)}.grammar__feedback.is-ok{border-left-color:var(--grammar-correct-ink);background:var(--grammar-correct-soft)}.grammar__feedback.is-error{border-left-color:var(--grammar-incorrect-ink);background:var(--grammar-incorrect-soft)}.grammar__feedback-msg{margin:0;font-size:var(--text-lg)}.grammar__feedback-orb{flex:none;width:var(--grammar-feedback-orb-size);height:var(--grammar-feedback-orb-size);border-radius:50%;background:radial-gradient(circle at 32% 26%,var(--board-frame-top),transparent 42%),conic-gradient(from 160deg,var(--gorb-rb-1),var(--gorb-rb-2),var(--gorb-rb-3),var(--gorb-rb-4),var(--gorb-rb-5),var(--gorb-rb-6),var(--gorb-rb-1));box-shadow:inset 0 0 10px var(--board-frame-top),0 0 14px var(--color-live-soft)}.grammar__foot{position:sticky;bottom:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);min-height:var(--grammar-foot-row-h);margin:0 calc(-1 * var(--grammar-board-pad)) calc(-1 * var(--grammar-board-pad));padding:var(--grammar-foot-pad-y) var(--grammar-board-pad) calc(var(--grammar-foot-pad-y) + var(--sa-bottom, 0px));background:var(--grammar-foot-bg);backdrop-filter:blur(var(--grammar-foot-blur));-webkit-backdrop-filter:blur(var(--grammar-foot-blur));border-top:1px solid var(--grammar-foot-rule);border-radius:0 0 var(--board-radius) var(--board-radius);box-shadow:var(--grammar-foot-shadow)}@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){.grammar__foot{background:var(--color-board-paper)}}.grammar__actions{display:flex;flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:var(--space-3)}.grammar__btn{display:inline-flex;align-items:center;gap:var(--space-2);min-height:var(--touch-target);padding:var(--space-2) var(--space-5);border-radius:var(--radius-pill);border:1px solid var(--board-frame);background:var(--board-veil);color:var(--syllabus-ink);font:inherit;font-weight:var(--weight-medium);cursor:pointer;transition:transform var(--transition-fast),border-color var(--transition-fast),background var(--transition-fast)}.grammar__btn:hover{transform:translateY(var(--mosaic-card-hover-lift));border-color:var(--grammar-blank-rule-focus)}.grammar__btn:active{transform:translateY(0) scale(.98)}.grammar__btn:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.grammar__btn:disabled{opacity:.6;cursor:default;transform:none}.grammar__btn--check{border:none;border-bottom:var(--push-depth) solid var(--push-live-edge);border-radius:var(--push-radius);background:var(--push-live-bg);color:var(--push-live-ink);font-weight:var(--weight-bold)}.grammar__btn--check:hover{background:var(--push-live-edge);transform:none}.grammar__btn--check:active:not(:disabled){transform:translateY(var(--push-depth));border-bottom-width:0}.grammar__btn--check:disabled{border-bottom-width:0;transform:translateY(var(--push-depth))}.grammar__btn--icon{width:var(--grammar-foot-icon-btn);min-width:var(--grammar-foot-icon-btn);height:var(--grammar-foot-icon-btn);padding:0;justify-content:center;flex:none}.grammar__btn--inline{flex:none;padding:0 var(--space-3);font-size:var(--text-sm);font-weight:var(--weight-medium)}.grammar__tray{display:flex;align-items:center;gap:var(--space-3);font-size:var(--text-sm);color:var(--syllabus-ink-faint);flex:none}.grammar__ring{position:relative;flex:none;display:grid;place-items:center;width:var(--grammar-foot-ring-size);height:var(--grammar-foot-ring-size)}.grammar__ring:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:var(--radius-pill);background:conic-gradient(var(--grammar-foot-ring-fill) calc(var(--grammar-ring-pct, 0) * 360deg),var(--grammar-foot-ring-track) 0);-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - var(--grammar-foot-ring-stroke)),var(--mask-fill) calc(100% - var(--grammar-foot-ring-stroke)));mask:radial-gradient(farthest-side,transparent calc(100% - var(--grammar-foot-ring-stroke)),var(--mask-fill) calc(100% - var(--grammar-foot-ring-stroke)))}.grammar__ring-count{position:relative;font-size:var(--text-xs);font-variant-numeric:tabular-nums;color:var(--syllabus-ink-soft)}.grammar__empty{margin:0;font-size:var(--text-lg);color:var(--syllabus-ink-soft)}@media (max-width: 768px){.grammar{padding:var(--space-4) var(--space-4) 0;gap:var(--space-3)}.grammar:before{opacity:.6}.grammar__board{padding:var(--space-5);gap:var(--space-6);backdrop-filter:blur(var(--board-glass-blur-mobile, 16px)) saturate(var(--board-glass-saturate));-webkit-backdrop-filter:blur(var(--board-glass-blur-mobile, 16px)) saturate(var(--board-glass-saturate))}.grammar__actions{display:flex;align-items:center;gap:var(--space-2);flex:1;min-width:0}.grammar__btn{min-height:var(--grammar-foot-btn-h);justify-content:center}.grammar__btn--check{flex:1;min-width:0}.grammar__tray{flex-direction:row;align-items:center;gap:var(--space-2)}.grammar__foot{padding-left:var(--grammar-foot-theme-gap)}}.grammar__save{margin-left:auto;flex:none;font-size:var(--text-xs);color:var(--syllabus-ink-faint);white-space:nowrap}.grammar__save--saved{color:var(--grammar-correct-ink)}.grammar__save--error{color:var(--grammar-incorrect-ink);font-weight:var(--weight-medium)}.grammar__sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.grammar__blank.is-locked 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var(--color-live-soft)}.grammar__welcome-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.grammar__welcome-greet{margin:0;font-size:var(--text-xl);font-weight:var(--weight-bold);color:var(--syllabus-ink)}.grammar__welcome-intro{margin:0;font-size:var(--text-lg);color:var(--syllabus-ink-soft)}.grammar__welcome-scope{font-size:var(--text-sm);color:var(--syllabus-ink-faint);font-variant-numeric:tabular-nums}.grammar__welcome-cta{flex:none}.grammar__brief-label{display:inline-block;margin-right:var(--space-2);font-size:var(--text-2xs);font-weight:var(--weight-bold);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--syllabus-ink-faint)}.grammar__example{margin:0;font-size:var(--text-lg);color:var(--syllabus-ink-soft)}.grammar__example code{font-family:var(--font-mono);font-size:var(--text-lg)}.grammar__example b{color:var(--grammar-correct-ink)}.grammar__target{font-size:var(--text-sm);font-weight:var(--weight-medium);color:var(--board-live-ink);font-variant-numeric:tabular-nums}.grammar__blank-input:focus{box-shadow:0 0 0 2px var(--grammar-blank-rule-focus)}.grammar__sentences.has-results .grammar__blank.is-ok{opacity:.62}.grammar__sentences.has-results .grammar__blank.is-error{opacity:1}@media (max-width: 768px){.grammar__welcome{flex-wrap:wrap}.grammar__welcome-cta{width:100%;justify-content:center}}.grammar__row{display:flex;flex-direction:column;gap:var(--space-1)}.grammar__row-label{font-size:var(--text-2xs);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--syllabus-ink-faint)}.grammar__strip{display:flex;align-items:center;gap:var(--grammar-strip-gap)}.grammar__strip-step{flex:1;max-width:var(--grammar-strip-step-max);height:var(--grammar-strip-h);border-radius:var(--radius-pill);background:var(--grammar-strip-todo);transition:background var(--transition-fast)}.grammar__strip-step[data-state=done]{background:var(--grammar-strip-done)}.grammar__strip-step[data-state=current]{flex:1.8;background:var(--grammar-strip-current)}.grammar__strip-track{flex:1;height:var(--grammar-strip-h);border-radius:var(--radius-pill);background:var(--grammar-strip-todo);overflow:hidden}.grammar__strip-fill{display:block;height:100%;border-radius:inherit;background:var(--grammar-strip-done);transition:width var(--transition-normal)}.grammar__strip-count{flex:none;font-size:var(--text-2xs);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--syllabus-ink-faint);font-variant-numeric:tabular-nums}@media (prefers-reduced-motion: reduce){.grammar__strip-step,.grammar__strip-fill{transition:none}}.grammar__example code{margin-right:var(--space-4);white-space:nowrap}.grammar--intro{justify-content:flex-start}@media (max-width: 768px),(max-height: 700px){.grammar{padding:var(--grammar-shell-pad-short) var(--space-4) 0;gap:var(--space-2)}.grammar__board{padding:var(--grammar-board-pad-short);gap:var(--grammar-board-gap-short)}.grammar__feedback{min-height:var(--grammar-feedback-min-h-short);padding:var(--grammar-feedback-pad-short)}.grammar__feedback-orb{width:var(--grammar-feedback-orb-short);height:var(--grammar-feedback-orb-short)}}@media (max-height: 700px){.grammar{padding:var(--space-2) var(--space-4) 0;gap:var(--space-1)}.grammar__board{padding:var(--grammar-board-pad-tight);gap:var(--grammar-board-gap-tight)}.grammar__header--book{padding-bottom:0}.grammar__feedback{min-height:var(--grammar-feedback-min-h-tight);padding:var(--grammar-feedback-pad-tight)}.grammar__crumbs,.grammar__how{row-gap:var(--space-1)}.grammar__board{padding-bottom:var(--space-1)}}@media (min-width: 700px) and (max-height: 500px){.grammar__row{flex-direction:row;align-items:baseline;gap:var(--space-3)}.grammar__row-label{flex:none}}@media (max-width: 768px){.grammar__blockbar-dots{display:flex;flex:1;flex-wrap:nowrap;gap:var(--grammar-block-dot-gap-mobile);min-width:0}.grammar__blockbar-dot{flex:1;width:auto;min-width:0;height:var(--grammar-block-dot-h-mobile)}.grammar__blockbar-dot.is-active{flex:2.4}}@media (max-width: 768px){.grammar__how-hint{flex:1 0 100%}}@media (min-width: 700px) and (max-height: 500px){.grammar__how-hint{flex:0 1 auto}}.listening{position:relative;isolation:isolate;height:100dvh;min-height:100dvh;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;width:100%;padding:var(--space-10) var(--gallery-pad) var(--space-12);display:flex;flex-direction:column;align-items:center;gap:var(--space-6)}.listening:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:-1;pointer-events:none;background-image:repeating-linear-gradient(0deg,var(--orb-brick-line) 0 1px,transparent 1px var(--orb-brick-h)),repeating-linear-gradient(90deg,var(--orb-brick-line) 0 1px,transparent 1px var(--orb-brick-w));-webkit-mask-image:radial-gradient(130% 100% at 50% 30%,var(--mask-fill) 55%,transparent 92%);mask-image:radial-gradient(130% 100% at 50% 30%,var(--mask-fill) 55%,transparent 92%)}.listening__crumbs{width:100%;max-width:var(--grammar-board-max-w);display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-md);flex-wrap:wrap}.listening__navarrows{margin-left:auto;flex-shrink:0}.listening__crumb{color:var(--syllabus-crumb-ink);background:none;border:none;padding:0;font:inherit}.listening__crumb--link{cursor:pointer;transition:color var(--transition-fast)}.listening__crumb--link:hover{color:var(--color-fg-strong)}.listening__crumb--link:focus-visible{outline:2px solid var(--color-live);outline-offset:2px;border-radius:var(--radius-sm)}.listening__crumb--active{color:var(--syllabus-crumb-active)}.listening__crumb-sep{color:var(--syllabus-crumb-sep)}.listening__board{position:relative;width:100%;max-width:var(--grammar-board-max-w);padding:var(--grammar-board-pad);display:flex;flex-direction:column;gap:var(--space-7);color:var(--syllabus-ink);background:linear-gradient(155deg,var(--board-veil),transparent 55%),var(--board-glass-bg);backdrop-filter:blur(var(--board-glass-blur)) saturate(var(--board-glass-saturate));-webkit-backdrop-filter:blur(var(--board-glass-blur)) saturate(var(--board-glass-saturate));border:1px solid var(--board-frame);border-top-color:var(--board-frame-top);border-radius:var(--board-radius);box-shadow:var(--board-shadow),inset 0 1px 0 0 var(--board-frame-top),inset 0 0 0 1px var(--board-inner-line),inset 0 -1px 0 0 var(--board-frame-bevel)}@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))){.listening__board{background:#ffffffe6}}.listening__board:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;border-radius:inherit;background:var(--board-rainbow);opacity:var(--board-rainbow-op);pointer-events:none}.listening__board:after{content:"";position:absolute;left:8%;right:8%;bottom:calc(-1 * var(--board-tray-height) + 2px);height:var(--board-tray-height);border-radius:0 0 var(--radius-md) var(--radius-md);background:linear-gradient(180deg,var(--board-tray-top),var(--board-tray-bottom));box-shadow:0 1px 0 var(--board-tray-sheen) inset,0 2px 5px var(--board-tray-shadow);pointer-events:none}.listening__board>*{position:relative;z-index:1}.listening__header{display:flex;align-items:center;gap:var(--space-5)}.listening__flag{flex:none;width:var(--mosaic-flag-size);border-radius:var(--flag-radius);overflow:hidden;box-shadow:0 0 0 var(--space-px) var(--flag-hairline);line-height:0}.listening__flag svg{display:block;width:100%;height:auto}.listening__heading{display:flex;flex-direction:column;gap:var(--space-1)}.listening__eyebrow{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--text-xs);letter-spacing:var(--tracking-ui);text-transform:uppercase;color:var(--listening-accent)}.listening__title{margin:0;font-size:var(--intro-title-size);font-weight:var(--weight-bold);letter-spacing:var(--display-tracking);color:var(--syllabus-ink);line-height:var(--leading-tight)}.listening__sub{margin:0;font-size:var(--text-lg);color:var(--syllabus-ink-soft);max-width:var(--container-max)}.listening__player{display:flex;flex-direction:column;align-items:center;gap:var(--space-4)}.listening__orb{width:var(--listening-orb-size);height:var(--listening-orb-size);border-radius:50%;background:radial-gradient(circle at 32% 26%,var(--board-frame-top),transparent 42%),conic-gradient(from 160deg,var(--gorb-rb-1),var(--gorb-rb-2),var(--gorb-rb-3),var(--gorb-rb-4),var(--gorb-rb-5),var(--gorb-rb-6),var(--gorb-rb-1));box-shadow:inset 0 0 12px var(--board-frame-top),0 0 16px var(--listening-accent-soft)}.listening__orb.is-active{animation:listening-orb-pulse var(--listening-orb-pulse-dur) ease-in-out infinite}@keyframes listening-orb-pulse{0%,to{transform:scale(1);box-shadow:inset 0 0 12px var(--board-frame-top),0 0 16px var(--listening-accent-soft)}50%{transform:scale(1.08);box-shadow:inset 0 0 12px var(--board-frame-top),0 0 26px var(--color-live-soft)}}.listening__wave{display:flex;align-items:center;justify-content:center;gap:var(--listening-wave-gap);width:100%;max-width:var(--container-max);height:var(--listening-wave-h);padding:0 var(--listening-wave-pad);border-radius:var(--radius-md);background:var(--listening-wave-bg);border:1px solid var(--listening-wave-border);backdrop-filter:blur(var(--listening-wave-blur));-webkit-backdrop-filter:blur(var(--listening-wave-blur));overflow:hidden}.listening__wave-bar{flex:1 1 auto;max-width:var(--listening-wave-bar-w);min-height:8%;border-radius:var(--listening-wave-radius);background:var(--listening-wave-future);transition:background var(--transition-normal)}.listening__wave.is-playing .listening__wave-bar{background:var(--listening-wave-played);animation:listening-wave-beat .9s ease-in-out infinite}@keyframes listening-wave-beat{0%,to{transform:scaleY(.5);opacity:.65}50%{transform:scaleY(1);opacity:1}}.listening__wave.is-done .listening__wave-bar{background:var(--listening-wave-played)}.listening__blind{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);padding:var(--space-6) 0}.listening__blind-hint{margin:0;max-width:var(--container-max);text-align:center;font-size:var(--text-lg);color:var(--syllabus-ink-faint)}.listening__sentences{display:flex;flex-direction:column;gap:var(--space-6)}.listening__sentence{margin:0;font-size:var(--listening-sentence-size);line-height:var(--listening-sentence-leading);color:var(--listening-word-dim)}.listening__text{white-space:pre-wrap;transition:color var(--transition-normal)}.listening__text .is-lit,.listening__text.is-lit{color:var(--listening-word-lit)}.listening__replay-hint{margin:0;font-size:var(--text-sm);color:var(--syllabus-ink-faint)}.listening__capsule{position:relative;display:inline-flex;flex-direction:column;align-items:center;vertical-align:baseline;margin:0 var(--space-1)}.listening__capsule-input{min-width:var(--listening-capsule-min-w);width:auto;padding:var(--listening-capsule-pad);font:inherit;font-size:inherit;text-align:center;color:var(--listening-capsule-ink);background:var(--listening-capsule-bg);border:1px solid var(--listening-capsule-border);border-radius:var(--listening-capsule-radius);backdrop-filter:blur(var(--listening-capsule-blur));-webkit-backdrop-filter:blur(var(--listening-capsule-blur));box-shadow:inset 0 1px 2px var(--board-tray-shadow);transition:border-color var(--transition-fast),background var(--transition-fast),box-shadow var(--transition-fast)}.listening__capsule-input::placeholder{color:var(--syllabus-ink-faint)}.listening__capsule-input:focus{outline:none;border-color:var(--listening-capsule-focus);background:var(--listening-capsule-focus-bg);box-shadow:0 0 12px var(--color-live-soft)}.listening__capsule-hint{position:absolute;top:100%;font-size:var(--grammar-hint-size);color:var(--grammar-hint-ink);line-height:1.2;white-space:nowrap;pointer-events:none}.listening__capsule.is-replaying .listening__capsule-input{border-color:var(--listening-capsule-focus);box-shadow:0 0 14px var(--color-live-soft)}.listening__capsule.is-ok .listening__capsule-input{border-color:var(--grammar-correct-ink);color:var(--grammar-correct-ink)}.listening__capsule.is-error .listening__capsule-input{border-color:var(--grammar-incorrect-ink);background:var(--grammar-incorrect-soft)}.listening__feedback{display:flex;align-items:center;gap:var(--space-3);min-height:var(--grammar-feedback-min-h);padding:var(--grammar-feedback-pad);border-radius:var(--grammar-feedback-radius);background:var(--grammar-feedback-bg);color:var(--syllabus-ink-soft);border-left:3px solid transparent;transition:border-color var(--transition-normal),background var(--transition-normal)}.listening__feedback.is-ok{border-left-color:var(--grammar-correct-ink);background:var(--grammar-correct-soft)}.listening__feedback.is-error{border-left-color:var(--grammar-incorrect-ink);background:var(--grammar-incorrect-soft)}.listening__feedback-msg{margin:0;font-size:var(--text-lg)}.listening__feedback-orb{flex:none;width:var(--grammar-feedback-orb-size);height:var(--grammar-feedback-orb-size);border-radius:50%;background:radial-gradient(circle at 32% 26%,var(--board-frame-top),transparent 42%),conic-gradient(from 160deg,var(--gorb-rb-1),var(--gorb-rb-2),var(--gorb-rb-3),var(--gorb-rb-4),var(--gorb-rb-5),var(--gorb-rb-6),var(--gorb-rb-1));box-shadow:inset 0 0 10px var(--board-frame-top),0 0 14px var(--listening-accent-soft)}.listening__actions{display:flex;flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:var(--space-3)}.listening__btn{display:inline-flex;align-items:center;gap:var(--space-2);min-height:var(--touch-target);padding:var(--space-2) var(--space-5);border-radius:var(--radius-pill);border:1px solid var(--board-frame);background:var(--board-veil);color:var(--syllabus-ink);font:inherit;font-weight:var(--weight-medium);cursor:pointer;transition:transform var(--transition-fast),border-color var(--transition-fast),background var(--transition-fast)}.listening__btn:hover{transform:translateY(var(--mosaic-card-hover-lift));border-color:var(--listening-capsule-focus)}.listening__btn:active{transform:translateY(0) scale(.98)}.listening__btn:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.listening__btn:disabled{opacity:.6;cursor:default;transform:none}.listening__btn--play{background:var(--listening-accent-soft);border-color:var(--listening-accent);color:var(--listening-accent);font-weight:var(--weight-bold)}.listening__btn--check{border:none;border-bottom:var(--push-depth) solid var(--push-live-edge);border-radius:var(--push-radius);background:var(--push-live-bg);color:var(--push-live-ink);font-weight:var(--weight-bold)}.listening__btn--check:hover{background:var(--push-live-edge);transform:none}.listening__btn--check:active:not(:disabled){transform:translateY(var(--push-depth));border-bottom-width:0}.listening__btn--check:disabled{border-bottom-width:0;transform:translateY(var(--push-depth))}.listening__tray{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding-top:var(--space-3);border-top:var(--space-px) solid var(--syllabus-rule-board);font-size:var(--text-sm);color:var(--syllabus-ink-faint)}.listening__progress{display:inline-flex;align-items:center;gap:var(--space-2)}.listening__progress-track{width:var(--grammar-progress-w);height:var(--grammar-progress-h);border-radius:var(--radius-pill);background:var(--grammar-progress-track);overflow:hidden}.listening__progress-fill{display:block;height:100%;border-radius:inherit;background:var(--listening-accent);transition:width var(--transition-normal)}.listening__progress-count{color:var(--syllabus-ink-soft);font-variant-numeric:tabular-nums}.listening__empty{margin:0;font-size:var(--text-lg);color:var(--syllabus-ink-soft)}@media (prefers-reduced-motion: reduce){.listening__orb.is-active,.listening__wave.is-playing .listening__wave-bar{animation:none}}@media (max-width: 768px){.listening{padding:var(--space-8) var(--space-4) var(--space-10);gap:var(--space-5)}.listening:before{opacity:.6}.listening__board{padding:var(--space-5);gap:var(--space-6);backdrop-filter:blur(var(--board-glass-blur-mobile, 16px)) saturate(var(--board-glass-saturate));-webkit-backdrop-filter:blur(var(--board-glass-blur-mobile, 16px)) saturate(var(--board-glass-saturate))}.listening__actions{display:grid;grid-template-columns:1fr}.listening__btn{width:100%;min-height:var(--touch-target-lg);justify-content:center}.listening__tray{flex-direction:column;align-items:flex-start;gap:var(--space-2)}}.listening__save{margin-left:auto;flex:none;font-size:var(--text-xs);color:var(--syllabus-ink-faint);white-space:nowrap}.listening__save--saved{color:var(--grammar-correct-ink)}.listening__save--error{color:var(--grammar-incorrect-ink);font-weight:var(--weight-medium)}.consent-gate{position:fixed;top:0;right:0;bottom:0;left:0;z-index:var(--z-modal);display:grid;place-items:center;background:var(--mk-glass2-bg);backdrop-filter:blur(var(--mk-frost-blur));-webkit-backdrop-filter:blur(var(--mk-frost-blur))}.consent-gate__card{max-width:min(var(--container-max),calc(100vw - var(--space-8)));padding:var(--space-8);border-radius:var(--radius-lg);background:var(--mk-frost-bg);border:1px solid var(--mk-frost-border);box-shadow:var(--mk-glass-shadow)}.consent-gate__title{font-family:var(--font-display);font-size:var(--text-xl);color:var(--mk-ink);margin:0 0 var(--space-3)}.consent-gate__body{font-size:var(--text-lg);line-height:1.5;color:var(--mk-ink-subtle);margin:0 0 var(--space-4)}.consent-gate__learn-more{display:inline-block;margin:0 0 var(--space-6);color:var(--mk-live-ink);font-size:var(--text-lg);text-decoration:underline;text-underline-offset:2px}.consent-gate__learn-more:hover{text-decoration-thickness:2px}.consent-gate__error{margin:calc(var(--space-6) * -1 + var(--space-3)) 0 var(--space-5);padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);background:var(--state-error-soft);color:var(--state-error);font-size:var(--text-lg)}.consent-gate__actions{display:flex;gap:var(--space-3);justify-content:flex-end}.consent-gate__accept,.consent-gate__decline{min-height:var(--touch-target);padding:var(--space-3) var(--space-5);border-radius:var(--radius-pill);font-size:var(--text-lg);cursor:pointer}.consent-gate__accept{border:none;background:var(--mk-live);color:var(--mk-on-live)}.consent-gate__decline{border:1px solid var(--mk-frost-border);background:transparent;color:var(--mk-ink)}.app-neural-bg{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0;pointer-events:none}.back-to-courses{position:fixed;top:var(--space-2);left:var(--space-2);z-index:20;min-height:var(--touch-target);display:inline-flex;align-items:center;padding:var(--space-2) var(--space-3);border:none;border-radius:var(--radius-pill);background:transparent;color:var(--board-ink-soft);font-size:var(--text-sm);cursor:pointer;touch-action:manipulation;transition:background var(--transition-fast),transform var(--transition-fast)}.back-to-courses:hover{background:var(--color-surface-hover)}.back-to-courses:active{transform:scale(.96)}.back-to-courses:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.toast-layer{position:fixed;left:0;right:0;bottom:var(--mobfoot-clearance);z-index:var(--z-toast);display:flex;flex-direction:column;align-items:center;gap:var(--toast-gap);padding:0 var(--space-4);pointer-events:none}.toast-layer>*{pointer-events:auto}.toast-region{display:flex;flex-direction:column;gap:var(--toast-gap);width:100%;max-width:var(--toast-max-w)}.toast-region:empty{display:none}.toast{display:flex;align-items:center;gap:var(--space-3);padding:var(--toast-pad-y) var(--toast-pad-x);border-radius:var(--toast-radius);border:1px solid var(--toast-border);border-left:var(--toast-accent-w) solid var(--toast-accent, var(--color-fg-subtle));background:var(--toast-bg);backdrop-filter:blur(var(--toast-blur));-webkit-backdrop-filter:blur(var(--toast-blur));box-shadow:var(--toast-shadow);color:var(--color-fg);font-size:var(--toast-text);animation:toast-in var(--toast-in) both}.toast--info{--toast-accent: var(--color-live)}.toast--success{--toast-accent: var(--state-listening)}.toast--warning{--toast-accent: var(--state-muted)}.toast--error{--toast-accent: var(--state-error)}.toast__icon{flex-shrink:0;color:var(--toast-accent)}.toast__msg{flex:1;min-width:0;line-height:1.35}.toast__action{flex-shrink:0;min-height:var(--touch-target);padding:var(--space-1) var(--space-3);background:var(--color-surface);border:1px solid var(--toast-border);border-radius:var(--radius-pill);color:var(--color-fg-strong);font-size:var(--text-xs);font-weight:var(--weight-bold);cursor:pointer;-webkit-tap-highlight-color:transparent}.toast__action:active{background:var(--color-surface-active)}.toast__close{flex-shrink:0;display:grid;place-items:center;min-width:var(--touch-target);min-height:var(--touch-target);margin:calc(var(--toast-pad-y) * -1) calc(var(--toast-pad-x) * -.5);background:transparent;border:none;color:var(--color-fg-subtle);cursor:pointer;-webkit-tap-highlight-color:transparent}.toast__action:focus-visible,.toast__close:focus-visible{outline:2px solid var(--color-live);outline-offset:2px}.toast.is-paused{border-color:var(--toast-accent)}@keyframes toast-in{0%{opacity:0;transform:translateY(var(--space-4))}to{opacity:1;transform:translateY(0)}}@media (min-width: 769px){.toast-layer{bottom:var(--space-6);align-items:flex-end;padding:0 var(--space-6)}}@media (prefers-reduced-motion: reduce){.toast{animation:none}}:root{--color-bg: #121212;--bg-gradient: radial-gradient(120% 120% at 50% 0%, #161616 0%, #101010 60%, #0c0c0c 100%);--color-surface: rgba(255, 255, 255, .04);--color-surface-hover: rgba(255, 255, 255, .08);--color-surface-active: rgba(255, 255, 255, .14);--color-selection: var(--color-live-soft);--color-fg-strong: rgba(255, 255, 255, .95);--color-fg: rgba(255, 255, 255, .85);--color-fg-muted: rgba(255, 255, 255, .7);--color-fg-subtle: rgba(255, 255, 255, .58);--color-fg-faint: rgba(255, 255, 255, .46);--color-border: rgba(255, 255, 255, .08);--color-border-strong: rgba(255, 255, 255, .18);--color-accent: rgba(255, 255, 255, .95);--color-accent-soft: rgba(255, 255, 255, .06);--color-live: rgba(30, 214, 198, .95);--color-live-soft: rgba(30, 214, 198, .14);--color-live-faint: rgba(30, 214, 198, .06);--color-focus-ring: rgba(30, 214, 198, .95);--area-grammar: rgba(120, 170, 255, .95);--area-grammar-soft: rgba(120, 170, 255, .12);--area-vocab: var(--color-live);--area-vocab-soft: var(--color-live-soft);--area-pronunciation: rgba(190, 150, 255, .95);--area-pronunciation-soft: rgba(190, 150, 255, .12);--transcript-halo: rgba(18, 18, 18, .72);--transcript-halo-blur: 3px;--transcript-text-weight: var(--weight-regular);--orb-live-r: .12;--orb-live-g: .84;--orb-live-b: .78;--color-success: rgba(102, 220, 168, .95);--color-success-soft: rgba(102, 220, 168, .12);--color-error: rgba(255, 132, 144, .95);--color-error-soft: rgba(255, 132, 144, .12);--color-warning: rgba(226, 176, 82, .95);--color-warning-soft: rgba(226, 176, 82, .14);--chat-correction-ink: var(--color-warning);--chat-correction-soft: var(--color-warning-soft);--state-idle: var(--color-fg-subtle);--state-idle-soft: var(--color-surface);--state-listening: var(--color-success);--state-listening-soft: var(--color-success-soft);--state-thinking: rgba(120, 165, 235, .95);--state-thinking-soft: rgba(120, 165, 235, .14);--state-speaking: var(--color-live);--state-speaking-soft: var(--color-live-soft);--state-muted: var(--color-warning);--state-muted-soft: var(--color-warning-soft);--state-error: var(--color-error);--state-error-soft: var(--color-error-soft);--space-px: 1px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-7: 28px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 14px;--panel-radius: 16px;--radius-pill: 999px;--glass-bg: rgba(28, 32, 38, .55);--glass-border: rgba(255, 255, 255, .1);--glass-highlight: rgba(255, 255, 255, .14);--glass-blur: 14px;--glass-blur-mobile: 7px;--glass-saturate: 1.2;--elevation-1: 0 1px 2px rgba(0, 0, 0, .28);--elevation-2: 0 8px 30px rgba(0, 0, 0, .36);--elevation-3: 0 16px 48px rgba(0, 0, 0, .46);--glass-inset: inset 0 1px 0 var(--glass-highlight);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;--text-2xs: 10px;--text-xs: 11px;--text-sm: 12px;--text-md: 13px;--text-lg: 14px;--text-xl: 16px;--weight-light: 300;--weight-regular: 400;--weight-medium: 500;--weight-bold: 800;--display-phrase: clamp(40px, 5.5vw, 72px);--display-phrase-sub: clamp(18px, 2vw, 26px);--display-phrase-split: clamp(28px, 3.1vw, 42px);--display-phrase-read-split: clamp(17px, 1.9vw, 24px);--display-phrase-sub-split: clamp(15px, 1.6vw, 20px);--display-phrase-read: clamp(24px, 3vw, 40px);--vocab-read-size: clamp(16px, 1.5vw, 22px);--display-tracking: -.025em;--leading-tight: 1.3;--leading-normal: 1.5;--tracking-tight: .3px;--tracking-normal: .5px;--tracking-wide: 1px;--tracking-ui: 1.5px;--container-max: 640px;--container-wide: 1280px;--sidebar-width: 240px;--control-height: 36px;--field-min: 220px;--control-track-height: 2px;--control-thumb-size: 14px;--control-thumb-size-touch: 18px;--status-dot-size: 8px;--transcript-max-height: 200px;--chat-dot-size: 6px;--chat-typing-min: 44px;--chat-old-opacity: .72;--board-glass-bg: rgba(255, 255, 255, .82);--color-board-paper: #f4f7f9;--board-glass-blur: 22px;--board-glass-saturate: 1.4;--board-known-ink: #6b7178;--board-rainbow: radial-gradient(120% 90% at 12% 8%, color-mix(in srgb, var(--gorb-rb-1) 55%, transparent), transparent 46%), radial-gradient(120% 90% at 90% 12%, color-mix(in srgb, var(--gorb-rb-5) 50%, transparent), transparent 48%), radial-gradient(130% 100% at 80% 96%, color-mix(in srgb, var(--gorb-rb-6) 50%, transparent), transparent 50%), radial-gradient(130% 100% at 18% 92%, color-mix(in srgb, var(--gorb-rb-4) 45%, transparent), transparent 50%);--board-rainbow-op: .5;--board-veil: rgba(255, 255, 255, .14);--board-frame: rgba(255, 255, 255, .6);--board-frame-top: rgba(255, 255, 255, .85);--board-frame-bevel: rgba(120, 130, 150, .14);--board-inner-line: rgba(255, 255, 255, .35);--board-radius: 16px;--board-ink: #14181e;--board-ink-soft: #33393f;--board-ink-faint: #474d54;--board-rule: rgba(30, 40, 60, .12);--board-rule-strong: #7f858f;--board-live: #0a7d70;--board-live-ink: #0a6f66;--board-live-soft: rgba(13, 148, 136, .14);--board-accent-mint: color-mix(in srgb, var(--gorb-rb-4) 70%, transparent);--board-accent-lav: color-mix(in srgb, var(--gorb-rb-6) 70%, transparent);--board-state-wash: color-mix(in srgb, var(--orb-state-color, transparent) 10%, transparent);--board-shadow: inset 0 1px 0 rgba(255, 255, 255, .7), inset 0 -18px 34px -20px rgba(80, 90, 120, .12), 0 20px 44px -16px rgba(40, 50, 80, .24), 0 6px 16px -8px rgba(40, 50, 80, .16);--board-tray-top: rgba(255, 255, 255, .75);--board-tray-bottom: rgba(230, 236, 244, .6);--board-tray-sheen: rgba(255, 255, 255, .9);--board-tray-shadow: rgba(40, 50, 80, .16);--board-tray-height: 9px;--board-action-size: var(--touch-target);--board-action-gap: var(--space-2);--board-action-radius: var(--radius-md);--board-action-glyph: var(--text-lg);--board-action-label: var(--text-xs);--board-action-bg: rgba(255, 255, 255, .55);--board-action-bg-hover: rgba(255, 255, 255, .85);--board-action-border: var(--board-rule);--board-action-on-bg: var(--board-live-soft);--board-action-on-ink: var(--board-live-ink);--board-action-shadow: 0 4px 12px -6px rgba(40, 50, 80, .22);--board-action-pulse: 1.6s;--board-action-pulse-ring: 3px;--board-nav-gap: var(--space-2);--board-nav-empty-op: .4;--board-nav-compact: 38px;--board-card-ring: 2px;--board-card-ring-offset: 3px;--board-sheet-step: 5px;--board-sheet-step-compact: 3px;--board-sheet-shrink: .022;--board-sheet-fade: .26;--board-sheet-bg: rgba(255, 255, 255, .5);--board-sheet-border: var(--board-rule);--board-bar-h: var(--touch-target);--board-handle-w: 36px;--board-handle-h: 4px;--board-handle-color: var(--board-ink-faint);--board-handle-color-active: var(--board-live);--board-chip-h: 56px;--board-chip-ink: var(--board-ink-soft);--board-chip-gap: var(--space-2);--board-attempt-h: var(--touch-target);--board-attempt-gap: var(--space-2);--board-attempt-radius: var(--radius-sm);--board-attempt-size: var(--text-sm);--board-attempt-dot: 7px;--board-attempt-turn-ink: var(--board-ink-soft);--board-attempt-turn-bg: transparent;--board-attempt-listening-ink: var(--fixed-success-on-light);--board-attempt-listening-bg: var(--fixed-success-on-light-soft);--board-attempt-ok-ink: var(--fixed-success-on-light);--board-attempt-ok-bg: var(--fixed-success-on-light-soft);--board-attempt-retry-ink: var(--fixed-warning-on-light);--board-attempt-retry-bg: var(--fixed-warning-on-light-soft);--board-attempt-pulse: var(--board-action-pulse);--board-progress-final-gap: var(--space-5);--board-progress-crown-size: clamp(32px, 4vw, 56px);--board-progress-final-title: clamp(22px, 2.6vw, 34px);--board-pinned-bg: color-mix(in srgb, var(--board-live) 8%, var(--color-board-paper));--board-pinned-border: color-mix(in srgb, var(--board-live) 26%, transparent);--board-pinned-max-w: 190px;--board-pinned-pin-size: 10px;--board-pinned-shadow: 0 6px 16px -8px rgba(40, 50, 80, .32);--syllable-glow: 0 0 10px var(--color-live-soft);--syllable-step: .42s;--syllable-lift: -1px;--board-inset: var(--space-8);--chat-inset: var(--space-5);--progress-seg-w: 18px;--progress-seg-h: 3px;--board-split-left: 1fr;--board-split-right: 1fr;--board-scroll-fade: 28px;--meet-sidebar-width: clamp(300px, 26vw, 360px);--board-max: 960px;--board-autofit-floor: .72;--board-phrase-measure: 20ch;--meet-sidebar-top: 26vh;--board-portrait-height: 44dvh;--board-portrait-chat-height: 22dvh;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--dur: .2s;--ease: cubic-bezier(.4, 0, .2, 1);--press-scale: .97;--orb-scene-bg: #121212;--orb-particle-color: #ffffff;--orb-particle-blending: additive;--orb-particle-opacity: .5;--orb-particle-vertex-colors: 0;--gorb-size: min(58vh, 62vw);--gorb-body-alpha: .12;--gorb-saturate: .8;--gorb-brightness: 1.04;--gorb-iridescence: .85;--gorb-rb-1: #ffd9e8;--gorb-rb-2: #ffe7cc;--gorb-rb-3: #fff4b8;--gorb-rb-4: #dff7da;--gorb-rb-5: #d9efff;--gorb-rb-6: #e8dcff;--gorb-mist: rgba(255, 255, 255, .18);--gorb-core: rgba(255, 255, 255, .72);--gorb-rim: rgba(255, 255, 255, .55);--gorb-halo: rgba(255, 255, 255, .28);--gorb-halo-tint: rgba(255, 226, 240, .22);--gorb-inner-shadow: rgba(120, 110, 140, .18);--gorb-contact: rgba(80, 70, 110, .18);--gorb-contact-w: 46%;--gorb-contact-h: 7%;--gorb-contact-bottom: -5%;--gorb-contact-blur: 6px;--gorb-blend: screen;--gorb-nebula-op: .5;--gorb-nebula-op-2: .35;--gorb-nebula-drift: 26s;--gorb-nebula-blur: 12px;--gorb-nebula-blur-2: 14px;--gorb-white-cool: rgba(244, 249, 255, .9);--gorb-rim-outer: rgba(255, 255, 255, .72);--gorb-rim-outer-w: 1px;--gorb-rim-inner: rgba(226, 240, 255, .32);--gorb-rim-inner-w: 2.5px;--gorb-hotspot: rgba(248, 252, 255, .95);--gorb-refraction: rgba(255, 255, 255, .22);--gorb-rim-glow: rgba(255, 255, 255, .1);--gorb-specular-blur: 2px;--gorb-catchlight-blur: .5px;--gorb-hotspot-blur: .5px;--gorb-refraction-blur: 1.5px;--gorb-specular-op: .62;--gorb-lens-top: rgba(255, 255, 255, .3);--gorb-lens-fade: rgba(255, 255, 255, .06);--gorb-lens-shadow: rgba(120, 112, 145, .16);--gorb-lens-blur: 3px;--gorb-caustic: rgba(255, 255, 255, .14);--gorb-tilt: 0deg;--gorb-eye-glow-blur: 3px;--gorb-eye-occlusion: 0 1px 2px 0;--gorb-eye-gleam: rgba(255, 255, 255, .55);--gorb-eye-gleam-w: 55%;--gorb-eye-gleam-h: 22%;--gorb-eye-color: rgba(255, 255, 255, .82);--gorb-eye-glow: rgba(255, 255, 255, .28);--gorb-eye-w: 3.4%;--gorb-eye-h: 12%;--gorb-eye-gap: 15%;--gorb-eye-top: 40%;--gorb-eye-radius: 999px;--gorb-level: 0;--gorb-spin: 42s;--gorb-breathe: 5.2s;--gorb-lum: 1;--oorb-size: min(42vh, 46vw);--oorb-color-fade: 4s;--oorb-highlight: var(--gorb-lens-top);--oorb-mask-fill: var(--mask-fill);--oorb-glow: .25;--orb-brick-line: rgba(255, 255, 255, .035);--orb-brick-w: 92px;--orb-brick-h: 46px;--orb-shadow-r: .02;--orb-shadow-g: .2;--orb-shadow-b: .28;--orb-mid-r: .09;--orb-mid-g: .72;--orb-mid-b: .7;--orb-hi-r: .7;--orb-hi-g: 1;--orb-hi-b: .96;--orb-light-x: -.5;--orb-light-y: .7;--orb-light-z: .5;--orb-lum: .72;--orb-lum-compact: .6;--orb-opacity: .42;--orb-contact-shadow: rgba(0, 0, 0, .32);--orb-contact-blur: 6px;--status-dot-glow: 8px;--mask-fill: #000;--orb-diameter: 60vh;--orb-glass-blend: screen;--orb-glass-specular: rgba(255, 255, 255, .42);--orb-glass-specular-blur: 4px;--orb-glass-refraction: .06;--orb-glass-rim: .4;--orb-glass-rotate: 26s;--orb-glass-rotate-2: 34s;--orb-glass-equator: .05;--orb-glass-halo-alpha: 18%;--orb-glass-halo-blur: 24px;--z-overlay: 10;--z-controls: 15;--z-modal: 20;--z-dialog: 25;--z-toast: 30;--scrim-bg: rgba(10, 12, 16, .55);--scrim-blur: 6px;--controls-cta-size: 72px;--controls-safe-zone: calc(var(--controls-cta-size) + var(--space-8) + var(--space-6));--chat-mic-clearance: calc(var(--controls-cta-size) + var(--space-6));--intro-top-clearance: calc(56px + var(--space-8));--intro-title-size: clamp(30px, 4.2vw, 56px);--mosaic-gap: var(--space-5);--mosaic-card-min: 240px;--mosaic-card-pad: var(--space-6);--mosaic-card-radius: var(--board-radius);--mosaic-card-bg: var(--board-glass-bg);--mosaic-card-shadow: var(--board-shadow);--mosaic-card-hover-lift: -4px;--mosaic-flag-size: clamp(32px, 4vw, 44px);--mosaic-title-size: var(--text-xl);--mosaic-sub-size: var(--text-sm);--mosaic-enter-dur: .6s;--course-art-height: 120px;--course-city-veil: rgba(0, 0, 0, .58);--course-city-ink: #fff;--push-radius: 16px;--push-depth: 4px;--push-live-bg: var(--fixed-live-on-light);--push-live-edge: var(--fixed-live-on-light-deep);--push-live-ink: var(--mk-on-live);--push-ghost-bg: #ffffff;--push-ghost-edge: var(--board-rule);--push-ghost-ink: var(--board-ink);--push-coral-bg: var(--fixed-coral-on-light);--push-coral-edge: var(--fixed-coral-on-light-deep);--push-coral-ink: var(--mk-on-live);--waldo-point-ring: var(--fixed-coral-on-light-deep);--waldo-point-glow: var(--mk-halo-coral);--waldo-point-width: 3px;--syllabus-gap: var(--space-4);--syllabus-row-pad: var(--space-4);--syllabus-cell-radius: var(--radius-md);--syllabus-head-size: var(--text-sm);--syllabus-head-tracking: var(--tracking-ui);--syllabus-level-size: var(--text-xl);--syllabus-module-size: var(--text-lg);--syllabus-summary-size: var(--text-sm);--syllabus-detail-min-h: 64px;--syllabus-title-size-mobile: 24px;--syllabus-live: var(--fixed-live-on-light);--syllabus-live-deep: var(--fixed-live-on-light-deep);--syllabus-live-ink: var(--fixed-live-on-light-ink);--syllabus-live-soft: var(--fixed-live-on-light-soft);--syllabus-path-max-w: 560px;--syllabus-track-badge: 40px;--syllabus-tool-min: 240px;--syllabus-rail-w: 3px;--syllabus-rail: var(--board-rule);--syllabus-rail-done: var(--fixed-success-on-light);--syllabus-node-bg: #ffffff;--syllabus-node-border: var(--board-rule);--syllabus-node-radius: 18px;--syllabus-node-depth: var(--push-depth);--syllabus-node-icon: 44px;--syllabus-next-halo: rgba(23, 182, 176, .34);--syllabus-rainbow-op: .18;--syllabus-board-max-w: 1040px;--syllabus-board-pad: var(--space-8);--syllabus-ink: var(--board-ink);--syllabus-ink-soft: var(--board-ink-soft);--syllabus-ink-faint: var(--board-ink-faint);--syllabus-rule-board: var(--board-rule);--syllabus-cell-hover-board: rgba(255, 255, 255, .5);--syllabus-accent-grammar: #2d5fc4;--syllabus-accent-grammar-soft: rgba(45, 95, 196, .1);--syllabus-accent-speaking: var(--board-live-ink);--syllabus-accent-speaking-soft: var(--board-live-soft);--syllabus-accent-listening: #6b4fd8;--syllabus-accent-listening-soft: rgba(107, 79, 216, .1);--syllabus-badge-ink: var(--board-live-ink);--syllabus-badge-bg: var(--board-live-soft);--syllabus-badge-pad: 2px var(--space-2);--syllabus-crumb-ink: var(--color-fg-subtle);--syllabus-crumb-active: var(--color-live);--syllabus-crumb-sep: var(--color-fg-faint);--syllabus-summary-ink: var(--board-ink-soft);--syllabus-cta-pad: var(--space-2) var(--space-4);--syllabus-back-ink: var(--color-fg-subtle);--syllabus-back-hover: var(--color-fg-strong);--syllabus-overall-track: var(--board-rule);--syllabus-overall-fill: var(--color-live);--syllabus-overall-h: 6px;--syllabus-overall-w: 160px;--syllabus-done-ink: var(--grammar-correct-ink);--syllabus-done-soft: var(--grammar-correct-soft);--syllabus-done-row-opacity: .82;--syllabus-practiced-ink: var(--syllabus-accent-speaking);--syllabus-practiced-soft: var(--syllabus-accent-speaking-soft);--syllabus-meta-ink: var(--board-ink-faint);--grammar-board-max-w: var(--syllabus-board-max-w);--grammar-board-pad: var(--syllabus-board-pad);--grammar-board-pad-short: var(--space-4);--grammar-board-gap-short: var(--space-3);--grammar-shell-pad-short: var(--space-3);--grammar-board-pad-tight: var(--space-2);--grammar-board-gap-tight: var(--space-1);--grammar-sentence-gap: var(--space-6);--grammar-sentence-size: clamp(18px, 2.2vw, 24px);--grammar-sentence-leading: 2.1;--grammar-sentence-leading-choice: calc( var(--grammar-choice-h) + var(--grammar-mark-size) + var(--space-2) );--grammar-hint-size: var(--text-sm);--grammar-hint-ink: var(--syllabus-ink-faint);--grammar-note-measure: 46ch;--grammar-note-size: var(--text-sm);--grammar-note-pad: var(--space-2) var(--space-3);--grammar-note-bar-w: 3px;--grammar-note-tag-opacity: .75;--grammar-mark-size: 16px;--grammar-mark-bg: var(--book-field-bg);--intro-card-max-w: 460px;--intro-card-pad: var(--space-7);--intro-card-gap: var(--space-5);--intro-backdrop: rgba(10, 14, 20, .45);--intro-backdrop-blur: 3px;--intro-dot-size: 6px;--intro-dot-idle: var(--board-rule);--intro-dot-active: var(--board-live);--intro-rule-gap: var(--space-2);--intro-reveal-dur: .45s;--intro-card-pad-short: var(--space-4);--intro-card-gap-short: var(--space-3);--intro-orb-short: 28px;--grammar-blank-min-w: 72px;--grammar-blank-pad: 0 var(--space-2);--grammar-blank-radius: var(--radius-sm);--grammar-blank-ink: var(--syllabus-ink);--grammar-blank-rule: var(--board-rule);--grammar-blank-rule-focus: var(--color-live);--grammar-blank-bg-focus: var(--color-live-soft);--fixed-success-on-light: #12744f;--fixed-success-on-light-soft: rgba(18, 116, 79, .12);--fixed-error-on-light: #b4232f;--fixed-error-on-light-soft: rgba(180, 35, 47, .1);--fixed-warning-on-light: #8a5200;--fixed-warning-on-light-soft: rgba(138, 82, 0, .1);--fixed-live-on-light: #17B6B0;--fixed-live-on-light-deep: #0D8F8A;--fixed-live-on-light-ink: #076E68;--fixed-live-on-light-soft: #D3F1EE;--fixed-coral-on-light: #FF8A6B;--fixed-coral-on-light-deep: #E7623F;--fixed-coral-on-light-ink: #A93D1C;--fixed-coral-on-light-soft: #FFE3D8;--grammar-correct-ink: var(--fixed-success-on-light);--grammar-correct-soft: var(--fixed-success-on-light-soft);--grammar-incorrect-ink: var(--fixed-error-on-light);--grammar-incorrect-soft: var(--fixed-error-on-light-soft);--grammar-feedback-min-h: 64px;--grammar-feedback-pad: var(--space-3) var(--space-4);--grammar-feedback-min-h-short: var(--touch-target);--grammar-feedback-pad-short: var(--space-2) var(--space-3);--grammar-feedback-orb-short: var(--intro-orb-short);--grammar-feedback-min-h-tight: calc(var(--grammar-feedback-orb-short) + var(--space-2));--grammar-feedback-pad-tight: var(--space-1) var(--space-3);--grammar-feedback-bg: rgba(255, 255, 255, .5);--grammar-feedback-radius: var(--radius-md);--grammar-feedback-orb-size: 38px;--grammar-progress-track: var(--board-rule);--grammar-progress-fill: var(--color-live);--grammar-progress-h: 6px;--grammar-progress-w: 84px;--grammar-foot-pad-y: var(--space-3);--grammar-foot-bg: rgba(255, 255, 255, .94);--grammar-foot-blur: 12px;--grammar-foot-rule: var(--board-rule);--grammar-foot-shadow: 0 -8px 24px -16px rgba(0, 0, 0, .5);--grammar-foot-theme-gap: calc(var(--touch-target) + var(--space-4) + var(--space-3));--grammar-foot-row-h: 56px;--grammar-foot-ring-size: 36px;--grammar-foot-ring-stroke: 3px;--grammar-foot-ring-track: var(--grammar-progress-track);--grammar-foot-ring-fill: var(--grammar-progress-fill);--grammar-foot-btn-h: var(--touch-target);--grammar-foot-icon-btn: var(--touch-target);--book-accent: #ea580c;--book-accent-ink: #a63c06;--book-accent-soft: rgba(234, 88, 12, .1);--book-accent-rule: rgba(234, 88, 12, .28);--book-band-bg: #374151;--book-band-ink: rgba(255, 255, 255, .95);--book-band-ink-soft: rgba(255, 255, 255, .72);--book-table-bg: #edebfa;--book-table-rule: #7a6bc9;--book-plus-bg: #fefce8;--book-plus-border: #fde047;--book-max-w: 900px;--book-pad: var(--space-6);--book-col-gap: var(--space-8);--book-code-size: clamp(40px, 6vw, 56px);--book-section-size: var(--text-xl);--book-letter-size: var(--text-xl);--book-badge-size: 18px;--be-am-fill: #2ed9a0;--be-is-fill: #4fa3f7;--be-are-fill: #ff8a5b;--be-form-ink: var(--board-ink);--be-form-pad: var(--space-1) var(--space-3);--be-form-radius: var(--radius-pill);--be-form-size: var(--text-sm);--be-form-weight: var(--weight-bold);--grammar-section-bg: var(--book-table-bg);--grammar-section-rule: var(--book-table-rule);--grammar-section-pad: var(--space-3) var(--space-4);--grammar-section-radius: var(--radius-sm);--grammar-section-gap: var(--space-2);--grammar-section-letter-size: var(--text-2xs);--grammar-section-title-size: var(--text-xl);--grammar-section-instruction-size: var(--text-sm);--grammar-section-edge: 3px;--grammar-choice-gap: var(--space-2);--grammar-choice-h: var(--touch-target);--grammar-choice-pad: 0 var(--space-4);--grammar-choice-radius: var(--radius-pill);--grammar-choice-size: var(--text-xl);--grammar-choice-weight: var(--weight-medium);--grammar-choice-bg: rgba(255, 255, 255, .72);--grammar-choice-ink: var(--board-ink-soft);--grammar-choice-border: var(--board-rule-strong);--grammar-choice-border-w: 2px;--grammar-choice-bg-on: var(--board-live-soft);--grammar-choice-ink-on: var(--board-ink);--grammar-choice-border-on: var(--board-live);--grammar-choice-weight-on: var(--weight-bold);--grammar-choice-edge: var(--board-rule-strong);--grammar-choice-edge-on: var(--fixed-live-on-light-deep);--grammar-strip-h: 6px;--grammar-strip-gap: var(--space-2);--grammar-strip-step-max: 40px;--grammar-strip-todo: var(--board-rule);--grammar-strip-done: var(--fixed-success-on-light);--grammar-strip-current: var(--fixed-live-on-light);--grammar-block-gap: var(--space-3);--grammar-block-label-size: var(--text-xs);--grammar-block-ink: var(--board-ink-faint);--grammar-block-dot-size: 6px;--grammar-block-dot-active-w: var(--space-4);--grammar-block-dot-h-mobile: 4px;--grammar-block-dot-gap-mobile: 2px;--grammar-block-dot-idle: var(--board-rule-strong);--grammar-block-dot-active: var(--board-live);--grammar-block-dot-done: var(--grammar-correct-ink);--grammar-blockdone-bg: var(--grammar-correct-soft);--grammar-blockdone-ink: var(--grammar-correct-ink);--grammar-blockdone-pad: var(--space-4);--grammar-blockdone-radius: var(--radius-md);--grammar-blockdone-gap: var(--space-2);--grammar-blockdone-title-size: var(--text-lg);--grammar-rule-bg: var(--book-table-bg);--grammar-rule-pad: var(--space-3);--grammar-rule-radius: var(--radius-md);--grammar-rule-gap: var(--space-2);--grammar-rule-label-size: var(--text-2xs);--grammar-rule-label-ink: var(--board-ink-faint);--grammar-rule-size: var(--text-md);--grammar-rule-ink: var(--board-ink);--book-audio-size: var(--text-sm);--book-audio-gap: var(--space-2);--book-bank-used-ink: #5b6169;--book-bank-used-thickness: 2px;--book-bubble-mine-bg: #fff7ed;--book-bubble-mine-border: var(--book-accent-rule);--book-bubble-theirs-bg: #eef2f7;--book-bubble-theirs-border: var(--board-rule);--book-bubble-radius: var(--radius-lg);--book-bubble-pad: var(--space-3);--book-grid-bg: #f8fafc;--book-grid-rule: var(--board-rule);--book-tick-size: 22px;--book-field-h: var(--touch-target);--book-field-bg: #ffffff;--book-plus-term-ink: var(--book-accent-ink);--book-plus-gap: var(--space-3);--book-plus-pair-gap: var(--space-4);--book-span-line: var(--book-accent);--book-span-thickness: 2px;--book-span-cap-h: 10px;--book-span-gap: var(--space-1);--book-cando-bg: #0e7490;--book-cando-ink: #ffffff;--book-cando-ink-soft: rgba(255, 255, 255, .88);--book-cando-rule: rgba(255, 255, 255, .3);--book-cando-row-bg: #ecfeff;--book-cando-row-gap: 1px;--book-cando-pad: var(--space-4);--book-cando-glyph-size: var(--text-lg);--book-unit-title-size: clamp(var(--text-xl), 3.4vw, 26px);--book-rate-size: var(--touch-target);--book-rate-bg: var(--book-cando-row-bg);--book-rate-ink: var(--board-ink);--book-rate-rule: var(--book-cando-bg);--book-rate-on-bg: var(--book-cando-bg);--book-rate-on-ink: #ffffff;--book-rate-gap: var(--space-2);--listening-accent: var(--syllabus-accent-listening);--listening-accent-soft: var(--syllabus-accent-listening-soft);--listening-wave-played: var(--listening-accent);--listening-wave-future: var(--board-rule);--listening-wave-bar-w: 3px;--listening-wave-gap: 3px;--listening-wave-h: 56px;--listening-wave-radius: var(--radius-pill);--listening-wave-pad: var(--space-4);--listening-wave-bg: rgba(255, 255, 255, .06);--listening-wave-border: var(--board-frame);--listening-wave-blur: 8px;--listening-capsule-min-w: 84px;--listening-capsule-pad: var(--space-1) var(--space-3);--listening-capsule-radius: var(--radius-md);--listening-capsule-bg: rgba(255, 255, 255, .5);--listening-capsule-border: var(--board-frame);--listening-capsule-ink: var(--syllabus-ink);--listening-capsule-focus: var(--color-live);--listening-capsule-focus-bg: var(--color-live-soft);--listening-capsule-blur: 12px;--listening-orb-size: 52px;--listening-orb-pulse-dur: 1.6s;--listening-word-dim: var(--syllabus-ink-faint);--listening-word-lit: var(--syllabus-ink);--listening-sentence-size: clamp(18px, 2.2vw, 24px);--listening-sentence-leading: 2.1;--lab-sidebar-w: 232px;--lab-sidebar-w-collapsed: 60px;--lab-sidebar-pad: var(--space-4);--lab-sidebar-gap: var(--space-1);--lab-sidebar-radius: var(--radius-md);--lab-sidebar-bg: var(--board-glass-bg);--lab-sidebar-blur: var(--board-glass-blur);--lab-sidebar-border: var(--board-frame);--lab-sidebar-ink: var(--board-ink-soft);--lab-sidebar-ink-active: var(--board-ink);--lab-sidebar-item-hover: var(--board-veil);--lab-sidebar-item-bg-active: var(--board-live-soft);--lab-sidebar-accent: var(--board-live);--lab-progress-max-w: var(--syllabus-board-max-w);--lab-progress-card-pad: var(--space-4);--lab-progress-track-h: var(--grammar-progress-h);--lab-progress-fill: var(--color-live);--insights-value-col: 42%;--insights-cell-pad-y: var(--space-3);--insights-cell-pad-x: var(--space-3);--insights-lesson-pad-y: var(--space-3);--insights-lesson-bg: var(--board-veil);--insights-lesson-gap: var(--space-5);--lab-sidebar-title-size: var(--text-sm);--lab-sidebar-item-size: var(--text-lg);--lab-sidebar-transition: var(--transition-normal);--gallery-gap: var(--space-5);--gallery-pad: var(--space-6);--gallery-max-w: 880px;--gallery-fade: var(--space-6);--flag-radius: var(--radius-sm);--flag-hairline: rgba(0, 0, 0, .12);--brand-logo-h: clamp(52px, 5.7vw, 73px);--font-display: "Fraunces", Georgia, "Times New Roman", serif;--font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-brand-mono: "Space Mono", ui-monospace, SFMono-Regular, Menlo, monospace;--mk-bg: #F8F4EE;--mk-bg-deep: #EDE4DA;--mk-surface: #FFFDFB;--mk-surface-2: #F1EAE1;--mk-ink: #1C1A1A;--mk-ink-muted: #5A534E;--mk-ink-subtle: #756D65;--mk-border: #E4DBD0;--mk-border-soft: #EDE6DC;--mk-border-strong: #D2C6B8;--mk-live: #17B6B0;--mk-live-deep: #0D8F8A;--mk-live-ink: #076E68;--mk-live-soft: #D3F1EE;--mk-on-live: #052220;--mk-coral: #FF8A6B;--mk-coral-deep: #E7623F;--mk-coral-ink: #B8431F;--mk-coral-soft: #FFE3D8;--mk-lila: #B7A7FF;--mk-lila-soft: #EAE4FF;--mk-listening: var(--mk-live-ink);--mk-thinking: #6B4FD8;--mk-speaking: var(--mk-coral-ink);--mk-violet: #6B4FD8;--mk-amber: #E7623F;--mk-r-card: 20px;--mk-r-sm: 12px;--mk-r-pill: 999px;--mk-shadow-card: 0 24px 60px -24px rgba(60, 40, 30, .2), 0 6px 18px -10px rgba(60, 40, 30, .12);--mk-shadow-soft: 0 12px 32px -18px rgba(60, 40, 30, .14);--mk-shadow-lift: 0 30px 72px -28px rgba(60, 40, 30, .26), 0 8px 22px -12px rgba(60, 40, 30, .14);--mk-gap-xs: 8px;--mk-gap-sm: 12px;--mk-gap-md: 16px;--mk-gap-lg: 24px;--mk-gap-xl: 32px;--mk-gap-2xl: 48px;--mk-gap-3xl: 64px;--mk-section-pad-y: clamp(72px, 9vw, 120px);--mk-page-gutter: clamp(20px, 6vw, 160px);--mk-content-max: 1120px;--mk-card-max: 440px;--mk-prose-max: 68ch;--mk-display-hero: clamp(40px, 6vw, 68px);--mk-display-lg: clamp(30px, 4vw, 46px);--mk-display-md: clamp(22px, 2.6vw, 30px);--mk-text-lead: clamp(17px, 1.5vw, 20px);--mk-text-body: 16px;--mk-text-sm: 14px;--mk-text-xs: 12px;--mk-eyebrow: 13px;--mk-tracking-eyebrow: 1.6px;--mk-leading-tight: 1.12;--mk-leading-body: 1.6;--mk-glass-bg: rgba(255, 253, 251, .82);--mk-glass-border: rgba(255, 255, 255, .7);--mk-glass-blur: 20px;--mk-frost-bg: rgba(255, 253, 251, .8);--mk-frost-border: rgba(255, 255, 255, .68);--mk-frost-blur: 22px;--mk-glass2-bg: rgba(255, 255, 255, .16);--mk-glass2-border: rgba(255, 255, 255, .3);--mk-glass2-blur: 18px;--mk-sheer-bg: rgba(255, 255, 255, .1);--mk-sheer-border: rgba(255, 255, 255, .26);--mk-sheer-blur: 12px;--mk-glass-shadow: 0 18px 44px -20px rgba(60, 40, 30, .28), inset 0 1px 0 rgba(255, 255, 255, .55);--mk-glass-sheen: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, .55) 48%, transparent 66%);--mk-lg-bg: rgba(255, 255, 255, .14);--mk-lg-border: rgba(255, 255, 255, .38);--mk-lg-blur: 12px;--mk-lg-saturate: 160%;--mk-lg-shadow: 0 8px 32px rgba(40, 30, 20, .22), inset 0 1px 1px rgba(255, 255, 255, .6), inset 0 -2px 6px rgba(255, 255, 255, .16);--mk-lg-glow: radial-gradient(circle at 30% 40%, color-mix(in srgb, var(--mk-live) 85%, transparent) 0%, color-mix(in srgb, var(--mk-live-deep) 55%, transparent) 38%, transparent 72%);--mk-lg-glow-blur: 8px;--mk-lg-halo: drop-shadow(0 0 22px color-mix(in srgb, var(--mk-live) 50%, transparent));--mk-edge-fade: clamp(20px, 6vw, 40px);--mk-halo-teal: rgba(23, 182, 176, .34);--mk-halo-coral: rgba(255, 138, 107, .3);--mk-halo-lila: rgba(183, 167, 255, .3);--mk-ease: cubic-bezier(.22, 1, .36, 1);--mk-dur-fast: .18s;--mk-dur: .32s;--mk-dur-slow: .6s;--mk-sheen-dur: 6s;--touch-target: 44px;--touch-target-lg: 48px;--bp-mobile: 768px;--progress-seg-h-thick: 5px;--chat-bubble-max: 85%;--chat-measure: 65ch;--avatar-mobile-size: clamp(120px, 40vw, 200px);--intro-title-fluid: clamp(2rem, 9vw, 3rem);--thumb-bar-bottom: calc(var(--controls-cta-size) + var(--space-8) + var(--sa-bottom, 0px));--mobfoot-h: 60px;--mobfoot-inset: var(--sa-bottom, 0px);--mobfoot-total: calc(var(--mobfoot-h) + var(--mobfoot-inset));--mobfoot-clearance: calc(var(--mobfoot-total) + var(--space-6));--mobfoot-bg: color-mix(in srgb, var(--color-bg) 82%, transparent);--mobfoot-blur: 18px;--mobfoot-border: var(--color-border);--mobfoot-shadow: 0 -8px 24px -16px rgba(0, 0, 0, .5);--mobfoot-orb-size: 56px;--mobfoot-orb-lift: calc(var(--mobfoot-orb-size) * .42);--mobfoot-ring-w: 3px;--mobfoot-ring-spin: 3s;--mobfoot-mic-bg: var(--color-surface);--mobfoot-mic-ink: var(--color-fg-strong);--mobfoot-label-size: var(--text-2xs);--mobfoot-icon: 20px;--mobfoot-badge-size: 16px;--mobfoot-menu-size: calc(var(--touch-target) + var(--space-1));--mobfoot-menu-icon: 24px;--waldo-dock-edge: clamp(16px, 3vw, 40px);--waldo-dock-edge-mobile: calc(var(--mobfoot-total) + var(--space-3));--waldo-dock-orb: 104px;--waldo-dock-orb-mobile: 72px;--menusheet-row-gap: var(--space-3);--menusheet-row-h: calc(var(--touch-target) + var(--space-3));--menusheet-row-radius: var(--radius-lg);--menusheet-row-hover: var(--color-surface-hover);--menusheet-icon: 20px;--menusheet-group-size: var(--text-xs);--menusheet-group-tracking: var(--tracking-ui);--menusheet-desc-size: var(--text-sm);--menusheet-avatar: 36px;--wave-h: 26px;--wave-bar-w: 3px;--wave-gap: 2px;--wave-radius: var(--radius-pill);--wave-color: var(--state-listening);--wave-color-idle: var(--color-fg-subtle);--wave-ease: 90ms linear;--micdock-orb-size: 116px;--micdock-gap: var(--space-3);--micdock-wave-band: calc(var(--wave-h) + var(--space-1) + var(--text-xs));--micdock-orb-band: calc( var(--micdock-orb-size) + var(--space-px) + var(--text-sm) * 1.2 );--micdock-hint-band: calc(var(--ptt-hint-size) * 2.4);--micdock-h: calc( var(--micchip-h) + var(--micdock-wave-band) + var(--micdock-orb-band) + var(--micdock-hint-band) + var(--touch-target) + var(--space-2) + var(--touch-target) + 5 * var(--micdock-gap) );--micdock-inset: var(--sa-bottom, 0px);--micdock-clearance: calc(var(--micdock-h) + var(--micdock-inset));--stage-header-h: 56px;--stage-gap: var(--space-3);--stage-side: var(--space-3);--stage-h: calc( 100dvh - var(--stage-header-h) - var(--micdock-clearance) - max(var(--space-4), var(--sa-top, 0px)) - 2 * var(--stage-gap) );--stage-orb-min: 132px;--stage-orb-max: 260px;--stage-board-h: max( 96px, min( calc((100vw - 2 * var(--stage-side)) / (16 / 9)), calc(var(--stage-h) - var(--stage-orb-min)) ) );--stage-board-occupied: var(--board-fold-h, var(--stage-board-h));--stage-orb-size: clamp( var(--stage-orb-min), calc(var(--stage-h) - var(--stage-board-occupied)), var(--stage-orb-max) );--stage-board-radius: var(--radius-lg);--stage-board-bar-h: 30px;--ptt-hint-size: var(--text-xs);--ptt-track-w: 2px;--ptt-lock-color: var(--state-speaking);--ptt-cancel-color: var(--state-error);--micchip-h: 28px;--micchip-radius: var(--radius-pill);--micchip-bg: var(--state-listening-soft);--micchip-dot: 8px;--link-bar-w: 3px;--link-bar-gap: 2px;--link-bar-h: 6px;--link-good: var(--state-listening);--link-fair: var(--state-muted);--link-poor: var(--state-error);--link-off: var(--color-fg-subtle);--sheet-radius: 20px;--sheet-bg: var(--color-bg);--sheet-handle-w: 36px;--sheet-handle-h: 4px;--sheet-scrim: rgba(0, 0, 0, .45);--sheet-shadow: 0 -12px 40px -20px rgba(0, 0, 0, .7);--sheet-pad: var(--space-6);--sheet-max-w: 560px;--sheet-max-w-desktop: 460px;--sheet-spring: .26s cubic-bezier(.32, .72, 0, 1);--toast-max-w: 420px;--toast-radius: var(--radius-lg);--toast-gap: var(--space-2);--toast-pad-y: var(--space-3);--toast-pad-x: var(--space-4);--toast-bg: color-mix(in srgb, var(--color-bg) 92%, transparent);--toast-border: var(--glass-border);--toast-blur: 14px;--toast-shadow: 0 8px 28px -12px rgba(0, 0, 0, .55);--toast-text: var(--text-sm);--toast-accent-w: 3px;--toast-in: .22s cubic-bezier(.32, .72, 0, 1);--lessonarrow-size: var(--touch-target);--lessonarrow-gap: var(--space-2);--lessonarrow-bg: var(--glass-bg);--lessonarrow-border: var(--glass-border);--lessonarrow-ink: var(--color-fg-subtle);--lessonarrow-ink-hover: var(--color-fg-strong);--lessonarrow-empty-op: .4;--grammar-blanknav-bg: transparent;--grammar-blanknav-border: var(--board-rule);--grammar-blanknav-ink: var(--syllabus-ink-soft);--pull-dial-size: var(--space-8);--pull-rest-y: calc(-1 * var(--space-10));--pull-gap: var(--space-2);--pull-bg: var(--toast-bg);--pull-border: var(--glass-border);--pull-blur: var(--toast-blur);--pull-shadow: var(--toast-shadow);--pull-ink: var(--color-fg-subtle);--pull-ready-ink: var(--color-live);--pull-label-size: var(--text-xs);--pull-spin-dur: 1s;--screen-preview-dark: radial-gradient(120% 120% at 50% 0%, #161616 0%, #101010 60%, #0c0c0c 100%);--screen-preview-light: linear-gradient(160deg, #fafbfc 0%, #eef1f5 100%);--screen-preview-ratio: 16 / 9;--screen-preview-radius: var(--radius-md);--screen-option-pad: var(--space-3);--screen-option-gap: var(--space-3);--screen-option-radius: var(--radius-md);--screen-option-active: var(--color-live);--screen-option-active-soft: var(--color-live-soft)}:root[data-theme=light]{--color-bg: #f6f7f9;--bg-gradient: linear-gradient(160deg, #fafbfc 0%, #eef1f5 100%);--orb-brick-line: rgba(40, 50, 70, .045);--color-surface: rgba(0, 0, 0, .04);--color-surface-hover: rgba(0, 0, 0, .08);--color-surface-active: rgba(0, 0, 0, .14);--color-selection: var(--color-live-soft);--color-fg-strong: rgba(0, 0, 0, .92);--color-fg: rgba(0, 0, 0, .82);--color-fg-muted: rgba(0, 0, 0, .68);--color-fg-subtle: rgba(0, 0, 0, .62);--color-fg-faint: rgba(0, 0, 0, .54);--color-border: rgba(0, 0, 0, .08);--color-border-strong: rgba(0, 0, 0, .2);--color-accent: rgba(0, 0, 0, .92);--color-accent-soft: rgba(0, 0, 0, .06);--color-live: rgba(15, 160, 148, .95);--color-live-soft: rgba(15, 160, 148, .14);--color-live-faint: rgba(15, 160, 148, .07);--color-focus-ring: rgba(13, 143, 138, .95);--area-grammar: rgba(52, 110, 220, .95);--area-grammar-soft: rgba(52, 110, 220, .1);--area-pronunciation: rgba(135, 90, 220, .95);--area-pronunciation-soft: rgba(135, 90, 220, .1);--transcript-halo: rgba(247, 247, 245, .82);--orb-live-r: .06;--orb-live-g: .63;--orb-live-b: .58;--color-success: rgba(16, 116, 80, .95);--color-success-soft: rgba(16, 116, 80, .12);--color-error: rgba(190, 50, 70, .95);--color-error-soft: rgba(190, 50, 70, .1);--color-warning: rgba(140, 95, 8, .95);--color-warning-soft: rgba(176, 120, 20, .14);--chat-correction-ink: rgba(74, 48, 0, 1);--chat-correction-soft: var(--color-warning-soft);--state-idle: var(--color-fg-subtle);--state-idle-soft: var(--color-surface);--state-listening: var(--color-success);--state-listening-soft: var(--color-success-soft);--state-thinking: rgba(52, 96, 176, .95);--state-thinking-soft: rgba(52, 96, 176, .12);--state-speaking: rgba(8, 110, 102, .95);--state-speaking-soft: var(--color-live-soft);--state-muted: var(--color-warning);--state-muted-soft: var(--color-warning-soft);--state-error: var(--color-error);--state-error-soft: var(--color-error-soft);--glass-bg: rgba(255, 255, 255, .72);--glass-border: rgba(18, 21, 26, .08);--glass-highlight: rgba(255, 255, 255, .9);--glass-blur: 14px;--glass-blur-mobile: 7px;--glass-saturate: 1.2;--elevation-1: 0 1px 2px rgba(18, 21, 26, .08);--elevation-2: 0 8px 30px rgba(18, 21, 26, .1);--elevation-3: 0 16px 48px rgba(18, 21, 26, .16);--glass-inset: inset 0 1px 0 var(--glass-highlight);--orb-scene-bg: #f7f7f5;--orb-particle-color: #1a1a1a;--orb-particle-blending: normal;--orb-particle-opacity: .85;--orb-particle-vertex-colors: 1;--orb-shadow-r: .06;--orb-shadow-g: .6;--orb-shadow-b: .6;--orb-mid-r: .13;--orb-mid-g: .82;--orb-mid-b: .78;--orb-hi-r: .7;--orb-hi-g: 1;--orb-hi-b: .94;--orb-lum: 1;--orb-lum-compact: .88;--orb-opacity: .82;--orb-contact-shadow: rgba(18, 90, 84, .18);--orb-glass-blend: normal;--orb-glass-specular: rgba(255, 255, 255, .55);--orb-glass-refraction: .03;--orb-glass-rim: .35;--orb-glass-equator: .04;--gorb-body-alpha: .3;--gorb-saturate: .98;--gorb-brightness: 1;--gorb-mist: rgba(255, 255, 255, .22);--gorb-blend: normal;--gorb-nebula-op: .82;--gorb-nebula-op-2: .55;--gorb-rb-1: #ff9ec4;--gorb-rb-2: #ffc08a;--gorb-rb-3: #ffe27a;--gorb-rb-4: #8fe6bf;--gorb-rb-5: #8ec9ff;--gorb-rb-6: #c3a4ff;--gorb-halo: rgba(150, 130, 200, .2);--gorb-halo-tint: rgba(255, 170, 210, .18);--gorb-inner-shadow: rgba(90, 80, 120, .16);--gorb-contact: rgba(90, 80, 120, .2);--gorb-core: rgba(255, 255, 255, .5);--gorb-eye-color: rgba(90, 84, 120, .7);--gorb-eye-glow: rgba(120, 110, 160, .2);--gorb-white-cool: rgba(255, 255, 255, .92);--gorb-rim-outer: rgba(110, 125, 170, .72);--gorb-rim-inner: rgba(140, 155, 195, .4);--gorb-hotspot: rgba(255, 255, 255, .98);--gorb-refraction: rgba(255, 255, 255, .4);--gorb-specular-op: .72;--gorb-lens-top: rgba(255, 255, 255, .42);--gorb-lens-fade: rgba(255, 255, 255, .1);--gorb-lens-shadow: rgba(110, 100, 135, .2);--gorb-caustic: rgba(150, 165, 200, .2);--gorb-eye-gleam: rgba(235, 240, 250, .75);--orb-glass-halo-alpha: 30%;--orb-glass-halo-blur: 30px;--board-glass-bg: rgba(255, 255, 255, .85);--board-rainbow-op: .6;--board-shadow: inset 0 1px 0 rgba(255, 255, 255, .8), inset 0 -18px 34px -20px rgba(80, 90, 120, .1), 0 20px 44px -16px rgba(60, 70, 90, .18), 0 6px 16px -8px rgba(60, 70, 90, .12)}:root[data-theme=dark]{--mk-bg: #171417;--mk-bg-deep: #120F12;--mk-surface: #221E22;--mk-surface-2: #2A252A;--mk-ink: #F6EFE9;--mk-ink-muted: #C3B8AE;--mk-ink-subtle: #8E837B;--mk-border: rgba(255, 255, 255, .12);--mk-border-soft: rgba(255, 255, 255, .08);--mk-border-strong: rgba(255, 255, 255, .22);--mk-live: #2BD4CC;--mk-live-deep: #17B6B0;--mk-live-ink: #6FE6DF;--mk-live-soft: rgba(43, 212, 204, .16);--mk-on-live: #052220;--mk-coral: #FF8A6B;--mk-coral-deep: #FF7350;--mk-coral-ink: #FFB49E;--mk-coral-soft: rgba(255, 138, 107, .18);--mk-lila: #C6B8FF;--mk-lila-soft: rgba(183, 167, 255, .18);--mk-listening: var(--mk-live-ink);--mk-thinking: #B7A7FF;--mk-speaking: var(--mk-coral-ink);--mk-violet: #B7A7FF;--mk-shadow-card: 0 24px 60px -24px rgba(0, 0, 0, .6), 0 6px 18px -10px rgba(0, 0, 0, .5);--mk-shadow-soft: 0 12px 32px -18px rgba(0, 0, 0, .5);--mk-shadow-lift: 0 30px 72px -28px rgba(0, 0, 0, .7), 0 8px 22px -12px rgba(0, 0, 0, .5);--mk-glass-bg: rgba(40, 36, 40, .66);--mk-glass-border: rgba(255, 255, 255, .2);--mk-frost-bg: rgba(40, 36, 40, .68);--mk-frost-border: rgba(255, 255, 255, .18);--mk-glass2-bg: rgba(255, 255, 255, .1);--mk-glass2-border: rgba(255, 255, 255, .22);--mk-sheer-bg: rgba(255, 255, 255, .07);--mk-sheer-border: rgba(255, 255, 255, .18);--mk-glass-shadow: 0 18px 44px -20px rgba(0, 0, 0, .6), inset 0 1px 0 rgba(255, 255, 255, .14);--mk-halo-teal: rgba(43, 212, 204, .3);--mk-halo-coral: rgba(255, 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0px))}html,body,#root{margin:0;padding:0;width:100%;height:100%;background-color:var(--color-bg);background-image:var(--bg-gradient);background-attachment:fixed;overflow:hidden;font-family:var(--font-sans);overscroll-behavior:none;-webkit-tap-highlight-color:transparent;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color .35s ease,color .35s ease}:root{color-scheme:dark}:root[data-theme=light]{color-scheme:light}::selection{background:var(--color-selection)}:focus-visible{outline:2px solid var(--color-focus-ring);outline-offset:2px}.waldo-highlight{box-shadow:0 0 0 var(--waldo-point-width) var(--waldo-point-ring),0 0 0 calc(var(--waldo-point-width) + 6px) var(--waldo-point-glow);animation:waldo-point-pulse 1.4s ease-in-out 2}@keyframes waldo-point-pulse{0%,to{box-shadow:0 0 0 var(--waldo-point-width) var(--waldo-point-ring),0 0 0 calc(var(--waldo-point-width) + 6px) var(--waldo-point-glow)}50%{box-shadow:0 0 0 var(--waldo-point-width) 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