.tone-curve-button{background:transparent;border:0;padding:0;margin:0;display:block;width:100%;cursor:pointer;border-radius:var(--radius-sm)}.tone-curve-button:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}.tone-contour-path{transition:fill .3s ease}.tone-contour-path[data-active=false]{fill:var(--color-text-tertiary);opacity:.9}.tone-contour-path[data-active=true]{fill:var(--color-accent-fill)}@media (hover:hover){.tone-curve-button:hover .tone-contour-path[data-active=false]{fill:var(--color-text-secondary);transition-duration:.14s}}.tone-panel-heading{transition:color .3s ease}.tone-panel-heading[data-active=false]{color:var(--color-text-primary)}.tone-panel-heading[data-active=true]{color:var(--color-accent)}.tone-room-stack{display:block;width:100%;max-width:1080px;margin:0 auto;padding:0 var(--space-6)}.tone-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:var(--space-5);width:100%}.tone-room-intro{max-width:none;margin:0}.tone-room-cta,.tone-room-intro{padding:0 0 var(--space-8) 0;text-align:left}.tone-room-cta{display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-2);width:100%}.tone-room-cta-btn{display:inline-block;padding:var(--space-3) var(--space-6);background:var(--color-accent-fill);color:var(--color-on-accent);border:1px solid var(--color-accent-fill);border-radius:var(--radius-button);font-family:var(--font-english-serif);font-size:15px;letter-spacing:.02em;text-decoration:none;transition:transform .25s var(--ease-standard),box-shadow .25s var(--ease-standard)}.tone-room-cta-btn:hover{transform:translateY(-1px);box-shadow:0 10px 24px color-mix(in srgb,var(--color-accent-fill) 24%,transparent)}.tone-room-cta-btn--secondary{background:transparent;color:var(--color-accent-text);border:1px solid var(--color-accent)}.tone-room-cta-btn--secondary:hover{background:color-mix(in srgb,var(--color-accent) 8%,transparent);border-color:var(--color-accent);color:var(--color-accent)}.tone-room-cta-hint{font-family:var(--font-english-serif);font-style:italic;font-size:13px;color:var(--color-text-tertiary);max-width:240px;line-height:1.5}.tone-room-cta-row{gap:var(--space-5);width:100%}.tone-room-cta-item,.tone-room-cta-row{display:flex;flex-direction:column;align-items:flex-start}.tone-room-cta-item{gap:var(--space-2);text-align:left}@media (min-width:600px){.tone-room-cta-row{flex-direction:row;justify-content:flex-start;align-items:flex-start;gap:var(--space-8)}}.mt-wrap{display:block;width:100%}.mt-voicebar{display:flex;align-items:center;gap:var(--space-3);margin-top:var(--space-8);flex-wrap:wrap}.mt-voice-label{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary);margin-right:var(--space-2)}.mt-vchip{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border:1px solid var(--color-border-strong);border-radius:var(--radius-round);background:transparent;color:var(--color-text-secondary);font-family:var(--font-english);font-size:var(--text-sm);cursor:pointer;transition:background .14s ease,color .14s ease,border-color .14s ease}.mt-vchip:hover{border-color:var(--color-text-tertiary);color:var(--color-text-primary)}.mt-vchip-th{font-size:var(--text-xs);color:var(--color-text-tertiary)}.mt-vchip[aria-pressed=true]{background:var(--color-text-primary);color:var(--color-bg);border-color:var(--color-text-primary)}.mt-vchip[aria-pressed=true] .mt-vchip-th{color:color-mix(in srgb,var(--color-bg) 70%,transparent)}.mt-constellation{margin-top:var(--space-8);background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-8) var(--space-8) var(--space-6);box-shadow:var(--shadow-lg)}.mt-const-cap{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-4);flex-wrap:wrap}.mt-const-lead{font-family:var(--font-reading);font-style:italic;font-size:var(--text-base);color:var(--color-text-secondary)}.mt-const-meta{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary);white-space:nowrap}.mt-const-meta.is-live{color:var(--color-accent-text);letter-spacing:0;text-transform:none}.mt-const-meta.is-live.is-muted{color:var(--color-text-tertiary)}.mt-const-frame{position:relative;width:100%}.mt-const-svg{display:block;width:100%;height:auto}.mt-const-hint{margin:var(--space-2) 0 0;font-family:var(--font-reading);font-style:italic;font-size:var(--text-sm);color:var(--color-text-tertiary);text-align:center}.mt-rows{margin-top:var(--space-10)}.mt-row{display:grid;grid-template-columns:8.5rem 7rem 1fr auto auto;align-items:center;gap:var(--space-5);padding:var(--space-5) var(--space-4);border-top:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:background .15s ease}.mt-row:hover,.mt-row[data-selected=true]{background:var(--color-bg-subtle)}.mt-row[data-selected=true] .mt-row-name b{color:var(--color-accent-text)}.mt-row-name{display:flex;flex-direction:column}.mt-row-name b{font-family:var(--font-display);font-weight:500;font-size:var(--text-lg);color:var(--color-text-primary)}.mt-row-th{font-size:var(--text-xs);color:var(--color-text-tertiary)}.mt-row-glyph{height:3rem;width:100%}.mt-row-teach{font-family:var(--font-reading);font-size:var(--text-base);line-height:1.4;color:var(--color-text-secondary)}.mt-anchor{color:var(--color-text-primary);font-style:italic}.mt-anchor-word{font-style:normal;margin-right:var(--space-1);font-size:1.125rem;color:var(--color-text-thai)}.mt-listen{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4) var(--space-2) var(--space-2);border:1px solid var(--color-border-strong);border-radius:var(--radius-round);background:var(--color-bg-raised);color:var(--color-text-primary);font-family:var(--font-english);font-size:var(--text-sm);cursor:pointer;justify-self:start;transition:border-color .14s ease}.mt-listen:hover{border-color:var(--color-text-tertiary)}.mt-listen-disc{flex:none;width:1.875rem;height:1.875rem;border-radius:var(--radius-round);background:var(--color-accent-fill);color:var(--color-on-accent);display:flex;align-items:center;justify-content:center;font-size:var(--text-xs)}.mt-listen-staff{display:flex;gap:2px;align-items:center;height:1.125rem}.mt-listen-staff i{width:2.5px;height:45%;border-radius:2px;background:var(--color-text-tertiary);opacity:.5}.mt-listen-staff i:nth-child(3n+1){height:72%}.mt-listen-staff i:nth-child(3n+2){height:100%}.mt-listen-staff i:nth-child(4n){height:58%}.mt-compare{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);border:1px dashed var(--color-border-strong);border-radius:var(--radius-round);background:transparent;color:var(--color-text-secondary);font-family:var(--font-english);font-size:var(--text-xs);cursor:pointer;justify-self:start;transition:border-color .14s ease,color .14s ease}.mt-compare:hover{border-color:var(--color-text-tertiary);color:var(--color-text-primary)}.mt-compare b{color:var(--color-text-primary);font-weight:500}.mt-compare-swap{color:var(--color-accent-text)}.mt-footnote{margin-top:var(--space-12);padding-top:var(--space-6);border-top:1px solid var(--color-border);font-family:var(--font-reading);font-size:var(--text-base);color:var(--color-text-tertiary);display:flex;align-items:center;gap:var(--space-3)}.mt-footmini{display:inline-flex;gap:var(--space-2);flex:none}.mt-footmini svg{width:34px;height:18px}@media (max-width:820px){.mt-row{grid-template-columns:1fr auto;grid-template-areas:"name glyph" "teach teach" "listen compare";row-gap:var(--space-3)}.mt-row-name{grid-area:name}.mt-row-glyph{grid-area:glyph}.mt-row-teach{grid-area:teach}.mt-listen{grid-area:listen}.mt-compare{grid-area:compare}}.td-shell{width:100%;max-width:640px;margin:0 auto;min-height:calc(100dvh - var(--nav-height));padding:var(--space-6) var(--space-4) var(--space-10);display:flex;flex-direction:column}.td-drill{flex:1 1 auto;min-height:0;display:flex;flex-direction:column;overflow:hidden}.td-sessbar{flex:none;display:flex;align-items:center;gap:var(--space-5);padding:var(--space-3) var(--space-6);border-bottom:1px solid var(--color-border);background:var(--color-bg-raised)}.td-sb-back{display:inline-flex;align-items:center;gap:var(--space-1);font-family:var(--font-english);font-size:var(--text-sm);color:var(--color-text-tertiary);text-decoration:none;white-space:nowrap}.td-sb-back:hover{color:var(--color-text-primary)}.td-sb-contrast{font-family:var(--font-display);font-size:var(--text-sm);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary);white-space:nowrap}.td-sb-contrast b{color:var(--color-accent-text);font-weight:var(--font-weight-serif-medium)}.td-sb-trial{margin-left:var(--space-2);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:0;text-transform:none;color:var(--color-text-tertiary)}.td-sb-spacer{flex:1}.td-sb-mirror{display:flex;align-items:center;gap:var(--space-4);white-space:nowrap}.td-sb-stat{display:inline-flex;align-items:baseline;gap:var(--space-2)}.td-sb-k{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary)}.td-sb-v{font-family:var(--font-display);font-size:var(--text-base);font-variant-numeric:tabular-nums lining-nums;color:var(--color-text-primary)}.td-sb-streak{display:inline-flex;gap:var(--space-1)}.td-sb-streak i{width:var(--space-2);height:var(--space-2);border-radius:var(--radius-round);background:var(--color-success)}.td-sb-btn,.td-sb-streak i.td-sb-miss{background:transparent;border:1px solid var(--color-border-strong)}.td-sb-btn{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-round);color:var(--color-text-secondary);font-family:var(--font-english);font-size:var(--text-sm);cursor:pointer;white-space:nowrap}.td-sb-btn:hover{background:var(--color-bg-hover);color:var(--color-text-primary)}.td-sb-btn svg{width:1em;height:1em}.td-sb-done{flex:none;font-family:var(--font-english);font-size:var(--text-sm);color:var(--color-text-secondary);background:transparent;border:0;padding:var(--space-2);cursor:pointer;border-radius:var(--radius-sm)}.td-sb-done:hover{color:var(--color-text-primary)}.td-sb-done:disabled{opacity:.4;cursor:default}@media (max-width:560px){.td-sb-mirror{display:none}}.td-stage{flex:1;min-height:0;display:flex;flex-direction:column;overflow:hidden}.td-stage>.td-empty{margin:auto}.td-spread-wrap{flex:1 1 auto;min-height:0;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:clamp(1rem,3vh,2.2rem);padding:clamp(1rem,4vh,3rem) var(--space-8) var(--space-6)}.td-spread{position:relative;width:100%;max-width:62rem;display:grid;grid-template-columns:1fr 1fr;align-items:stretch}.td-spread:before{content:"";position:absolute;left:50%;top:6%;bottom:6%;width:1px;background:var(--color-border);transform:translateX(-.5px)}@media (max-width:720px){.td-spread{grid-template-columns:1fr}.td-spread:before{display:none}}.td-page{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-6) var(--space-10)}.td-eyebrow{margin:0 0 var(--space-6);font-family:var(--font-english);font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary)}.td-sound{display:flex;flex-direction:column;align-items:center;gap:var(--space-5)}.td-sound-hint{font-family:var(--font-reading);font-style:italic;font-size:var(--text-sm)}.td-sound-hint,.td-voice{margin:0;color:var(--color-text-tertiary)}.td-voice{font-family:var(--font-english);font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase}.td-voice-name{text-transform:none;letter-spacing:0;color:var(--color-text-secondary);font-size:var(--text-sm)}.td-reveal-panel{width:100%;max-width:21rem;height:18rem}.td-veil{justify-content:center;padding:var(--space-6);border:1px dashed var(--color-border-strong);border-radius:var(--radius-md);font-family:var(--font-reading);font-style:italic;font-size:var(--text-sm);color:var(--color-text-tertiary);opacity:.7}.td-answer,.td-veil{height:100%;display:flex;align-items:center}.td-answer{flex-direction:column;justify-content:flex-start}.td-answer-word{margin:0 0 var(--space-5);min-height:2.75rem;display:flex;align-items:baseline;justify-content:center;flex-wrap:wrap;gap:var(--space-2)}.td-word-thai{font-size:var(--text-thai-lg);line-height:1;color:var(--color-text-thai)}.td-word-roman{font-style:italic;color:var(--color-text-secondary)}.td-word-gloss,.td-word-roman{font-family:var(--font-reading);font-size:var(--text-base)}.td-word-gloss{color:var(--color-text-tertiary)}.td-plot{position:relative;width:100%;height:8.75rem;margin-bottom:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-subtle);overflow:hidden}.td-plot-toneword{position:absolute;top:var(--space-2);left:0;right:0;text-align:center;font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-success)}.td-plot-baseline{position:absolute;left:var(--space-4);right:var(--space-4);bottom:var(--space-5);border-bottom:1px dashed var(--color-border-strong);opacity:.5}.td-plot-contour{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:var(--space-5) var(--space-3) var(--space-3)}.td-plot-contour>svg{max-width:17rem}.td-coach{margin:0;min-height:4.25rem;font-family:var(--font-reading);font-style:italic;font-size:var(--text-sm);line-height:1.5;color:var(--color-text-secondary);display:-webkit-box;-webkit-line-clamp:3;line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.td-coach--fading{color:var(--color-text-tertiary)}.td-prompt{margin:0;text-align:center;font-family:var(--font-reading);font-size:1.1rem;color:var(--color-text-secondary)}.td-options{display:grid;gap:var(--space-3);width:100%}.td-options--two{grid-template-columns:1fr 1fr}.td-options--five{grid-template-columns:repeat(5,1fr)}@media (max-width:560px){.td-options--five{grid-template-columns:1fr 1fr}}.td-option-btn{position:relative;display:flex;flex-direction:column;align-items:center;gap:var(--space-1);padding:var(--space-5) var(--space-3);background:var(--color-bg-raised);border:1px solid var(--color-border-strong);border-radius:var(--radius-lg);cursor:pointer;transition:background .15s ease,border-color .15s ease,opacity .2s ease}.td-option-btn:hover:not(:disabled){border-color:var(--color-text-tertiary)}.td-option-en{display:block;font-family:var(--font-display);font-size:var(--text-lg);font-weight:500;color:var(--color-text-primary)}.td-option-th{font-size:var(--text-sm);color:var(--color-text-secondary)}.td-option-mark{display:block;min-height:1em;line-height:1;margin-top:var(--space-1);font-size:var(--text-base)}.td-option-btn[data-variant=correct]{border-color:var(--color-success);background:color-mix(in srgb,var(--color-success) 12%,var(--color-bg-raised))}.td-option-btn[data-variant=correct] .td-option-mark{color:var(--color-success)}.td-option-btn[data-variant=wrong]{border-color:var(--color-accent);background:color-mix(in srgb,var(--color-accent) 10%,var(--color-bg-raised))}.td-option-btn[data-variant=wrong] .td-option-mark{color:var(--color-accent-text)}.td-option-btn[data-variant=muted]{opacity:.4}.td-rail{display:flex;align-items:center;gap:var(--space-4);padding:var(--space-4) var(--space-1) var(--space-3);border-bottom:.5px solid var(--color-border)}.td-back{font-family:var(--font-english);font-size:12.5px;color:var(--color-text-secondary);text-decoration:none}.td-back:hover{color:var(--color-text-primary)}.td-counter{flex:1;text-align:center;font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--color-text-tertiary)}.td-counter b{color:var(--color-accent-text);font-weight:500}.td-card{flex:1;justify-content:center;gap:var(--space-5);width:100%;max-width:560px;margin:0 auto;padding:var(--space-8) 0;text-align:center}.td-card,.td-replay-row{display:flex;flex-direction:column;align-items:center}.td-replay-row{gap:var(--space-2)}.td-replay-btn{font-family:var(--font-english);font-size:15px;font-weight:600;color:var(--color-accent-text);background:transparent;border:1px solid var(--color-accent);padding:14px 28px;border-radius:var(--radius-round);cursor:pointer;display:inline-flex;align-items:center;gap:10px;transition:background .14s ease}.td-replay-btn:hover{background:color-mix(in srgb,var(--color-accent) 8%,transparent)}.td-replay-btn[data-loading=true]{cursor:progress;opacity:.65}.td-replay-btn[data-loading=true] .td-wave i{animation-duration:.6s}@media (prefers-reduced-motion:reduce){.td-replay-btn[data-loading=true]{opacity:.5}}.td-wave{display:inline-flex;gap:3px;align-items:center;height:16px}.td-wave i{width:2px;height:5px;background:var(--color-accent-text);border-radius:2px;animation:td-wave-bar 1s cubic-bezier(.2,.7,.2,1) infinite}@keyframes td-wave-bar{0%,to{height:5px}50%{height:15px}}.td-replay-btn:disabled .td-wave i,.td-wave--static i{animation:none;height:10px}@media (prefers-reduced-motion:reduce){.td-wave i{animation:none;height:10px}}.td-replay-hint{font-family:var(--font-english-serif);font-style:italic;font-size:12px;color:var(--color-text-tertiary)}.tp-intro{flex:none;margin:auto;width:100%;max-width:560px;gap:0;justify-content:flex-start;border:1px solid var(--color-border);border-radius:var(--radius-card);background:var(--color-bg-raised);padding:clamp(28px,4vw,44px);text-align:center}.tp-eyebrow{margin:0 0 var(--space-4);font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--color-text-tertiary)}.tp-h{margin:0;font-family:var(--font-display);font-size:clamp(1.9rem,3.4vw,2.4rem);font-weight:400;letter-spacing:-.015em;color:var(--color-text-primary)}.tp-p{margin:var(--space-4) auto 0;font-family:var(--font-reading);font-size:1.05rem;line-height:1.6;color:var(--color-text-secondary);max-width:42ch}.tp-intro .td-next-btn,.tp-meta{margin-top:var(--space-6)}.tp-meta{display:flex;justify-content:center;gap:var(--space-6);flex-wrap:wrap}.tp-meta-item{text-align:center}.tp-meta-num{display:block;font-family:var(--font-display);font-size:1.3rem;color:var(--color-text-primary);font-variant-numeric:tabular-nums}.tp-meta-label{font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;text-transform:uppercase;color:var(--color-text-tertiary)}.tp-progress{width:100%;max-width:320px;margin:0 auto;display:flex;flex-direction:column;gap:var(--space-2)}.tp-progress-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--color-text-tertiary);text-align:center}.tp-progress-bar{height:2px;background:var(--color-border);border-radius:2px;overflow:hidden}.tp-progress-bar>span{display:block;height:100%;background:var(--color-accent);transition:width .2s ease}.tp-readout{align-items:center;text-align:center}.tp-summary{font-family:var(--font-reading);font-size:15px;line-height:1.55;color:var(--color-text-secondary);text-align:center;max-width:44ch}.tp-leaders,.tp-summary{margin:0;align-self:center}.tp-leaders{display:flex;flex-direction:column;gap:0;width:100%;max-width:520px;padding-top:var(--space-4);border-top:1px solid var(--color-border)}.tp-leader-row{display:flex;align-items:center;gap:var(--space-3);padding:9px 0;border-bottom:1px solid var(--color-border)}.tp-leader-row:last-child{border-bottom:0}.tp-leader-label{font-family:var(--font-english);font-size:13px;color:var(--color-text-primary);min-width:120px;text-align:left}.tp-leader-meter{flex:1;height:5px;background:var(--color-border);border-radius:3px;overflow:hidden}.tp-leader-meter>span{display:block;height:100%;background:var(--color-accent);border-radius:3px}.tp-leader-value{font-family:var(--font-display);font-size:.9rem;font-variant-numeric:tabular-nums;color:var(--color-text-secondary);min-width:38px;text-align:right}.tp-leaders .tp-leader-row:first-child .tp-leader-label,.tp-leaders .tp-leader-row:first-child .tp-leader-value{color:var(--color-accent-text);font-weight:500}.tp-readout-ctas{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);margin-top:var(--space-3)}@media (min-width:480px){.tp-readout-ctas{flex-direction:row;gap:var(--space-5)}}.td-answerbar{width:100%;max-width:62rem;flex-direction:column;gap:var(--space-3)}.td-answerbar,.td-qline{display:flex;align-items:center}.td-qline{min-height:1.5em;justify-content:center;text-align:center}.td-q-front{font-family:var(--font-reading);font-style:italic;font-size:var(--text-base);color:var(--color-text-secondary)}.td-q-reveal{font-family:var(--font-english);font-size:var(--text-xs);font-weight:500;letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase}.td-q-reveal--correct{color:var(--color-success)}.td-q-reveal--wrong{color:var(--color-accent-text)}.td-tiles{gap:var(--space-3);flex-wrap:wrap}.td-tile,.td-tiles{display:flex;justify-content:center}.td-tile{min-width:7.5rem;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);background:var(--color-bg);border:1px solid var(--color-border-strong);border-radius:var(--radius-md);cursor:pointer;transition:border-color .15s ease,background .15s ease,opacity .2s ease}.td-tile:hover:not(:disabled){border-color:var(--color-text-tertiary)}.td-tile-en{font-family:var(--font-display);font-weight:500;font-size:var(--text-lg);color:var(--color-text-primary)}.td-tile-th{font-size:var(--text-xs);color:var(--color-text-tertiary)}.td-tile-mk{width:1em;text-align:center;font-size:var(--text-base)}.td-tile[data-variant=correct]{border-color:var(--color-success);background:color-mix(in srgb,var(--color-success) 12%,var(--color-bg))}.td-tile[data-variant=correct] .td-tile-en,.td-tile[data-variant=correct] .td-tile-mk,.td-tile[data-variant=correct] .td-tile-th{color:var(--color-success)}.td-tile[data-variant=wrong]{border-color:var(--color-accent);background:color-mix(in srgb,var(--color-accent) 10%,var(--color-bg))}.td-tile[data-variant=wrong] .td-tile-en,.td-tile[data-variant=wrong] .td-tile-mk{color:var(--color-accent-text)}.td-tile[data-variant=muted]{opacity:.4}.td-next-slot{min-height:2.75rem;margin-top:var(--space-2);display:flex;align-items:center;justify-content:center}.td-spread-wrap[data-state=front] .td-next-btn{visibility:hidden}.td-next-btn{align-self:center;font-family:var(--font-english);font-size:var(--text-sm);font-weight:600;color:var(--color-on-accent);background:var(--color-accent-fill);border:1px solid var(--color-accent-fill);padding:var(--space-3) var(--space-6);border-radius:var(--radius-round);cursor:pointer;transition:background .14s ease}.td-next-btn:hover{background:var(--color-accent-strong)}.td-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-4);text-align:center;padding:var(--space-8) var(--space-4)}.td-empty-eyebrow{margin:0;font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary)}.td-empty-title{font-size:var(--text-xl);font-weight:500;color:var(--color-text-primary);letter-spacing:-.01em}.td-empty-body,.td-empty-title{margin:0;font-family:var(--font-english-serif)}.td-empty-body{max-width:42ch;font-size:var(--text-sm);line-height:1.55;color:var(--color-text-secondary)}.td-empty-link{font-family:var(--font-english-serif);font-size:var(--text-sm);color:var(--color-accent-text);text-decoration:none;background:transparent;border:0;padding:0;cursor:pointer}.td-empty-link:hover{text-decoration:underline}.td-gear{font-family:var(--font-english);font-size:12.5px;color:var(--color-text-secondary);background:transparent;border:0;padding:var(--space-2) var(--space-2);cursor:pointer;border-radius:var(--radius-sm);line-height:1}.td-gear:hover{color:var(--color-text-primary)}.td-scrim{position:fixed;inset:0;background:var(--color-backdrop-scrim);z-index:15;opacity:0;pointer-events:none;transition:opacity .25s ease}.td-scrim[data-open=true]{opacity:1;pointer-events:auto}.td-drawer{position:fixed;top:0;right:0;height:100dvh;width:min(400px,90vw);background:var(--color-bg-raised);border-left:1px solid var(--color-border);box-shadow:var(--shadow-lg);z-index:20;transform:translateX(100%);transition:transform .28s cubic-bezier(.2,.7,.2,1);display:flex;flex-direction:column;overflow-y:auto}.td-drawer[data-open=true]{transform:none}@media (prefers-reduced-motion:reduce){.td-drawer,.td-scrim{transition:none}}.td-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:var(--space-5) var(--space-6);border-bottom:1px solid var(--color-border);position:sticky;top:0;background:var(--color-bg-raised);z-index:1}.td-drawer-head h2{font-family:var(--font-display);font-size:1.2rem;font-weight:500;margin:0;color:var(--color-text-primary)}.td-drawer-x{background:none;border:0;font-size:18px;color:var(--color-text-secondary);cursor:pointer;line-height:1;padding:var(--space-1)}.td-drawer-x:hover{color:var(--color-text-primary)}.td-drawer-body{padding:var(--space-2) var(--space-6) var(--space-10)}.td-setgrp{padding:var(--space-5) 0;border-bottom:1px solid var(--color-border)}.td-setgrp:last-child{border-bottom:0}.td-setgrp-l{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;margin:0 0 4px}.td-setgrp-d,.td-setgrp-l{color:var(--color-text-tertiary)}.td-setgrp-d{font-family:var(--font-reading);font-style:italic;font-size:12.5px;margin:0 0 var(--space-3);max-width:42ch}.td-segsm{display:inline-flex;background:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:2px;gap:2px;flex-wrap:wrap}.td-segsm button{font-family:var(--font-english);font-size:12.5px;padding:7px 13px;border:0;border-radius:6px;background:transparent;color:var(--color-text-secondary);cursor:pointer}.td-segsm button[aria-pressed=true]{background:var(--color-bg-raised);color:var(--color-text-primary);font-weight:500;box-shadow:var(--shadow-sm)}.td-voice-chip{display:inline-flex;align-items:center;font-family:var(--font-english);font-size:12.5px;font-weight:500;padding:7px 14px;border-radius:var(--radius-round);background:var(--color-accent-fill);color:var(--color-on-accent)}.td-voices{display:flex;flex-direction:column;gap:2px}.td-voice-row{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) 0}.td-voice-play{flex:none;width:30px;height:30px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--color-accent);border-radius:var(--radius-round);background:transparent;color:var(--color-accent-text);font-size:10px;line-height:1;cursor:pointer;transition:background .14s ease}.td-voice-play:hover:not(:disabled){background:color-mix(in srgb,var(--color-accent) 10%,transparent)}.td-voice-play:disabled{opacity:.4;cursor:default}.td-voice-play[data-loading=true]{opacity:.6;cursor:progress}.td-voice-name{flex:1 1 auto;font-family:var(--font-english);font-size:13.5px;color:var(--color-text-primary)}.td-voice-check{flex:none;display:inline-flex;align-items:center;cursor:pointer}.td-voice-check input{width:16px;height:16px;accent-color:var(--color-accent);cursor:pointer}.td-voice-check input:disabled{cursor:default;opacity:.6}.td-voices-empty,.td-voices-hint{font-family:var(--font-reading);font-style:italic;font-size:12px;color:var(--color-text-tertiary);margin:var(--space-1) 0 0}.td-slider{width:100%;accent-color:var(--color-accent)}.td-kbdlegend{display:grid;grid-template-columns:auto 1fr;gap:8px 14px;align-items:center;font-family:var(--font-english);font-size:12.5px;color:var(--color-text-secondary)}.td-kbdlegend kbd{font-family:var(--font-mono);font-size:10px;border:1px solid var(--color-border-strong);border-radius:4px;padding:2px 7px;color:var(--color-text-primary);background:var(--color-bg-subtle);justify-self:start}.tone-room-mastery-link{display:inline-block;margin-top:var(--space-5);font-family:var(--font-english-serif);font-size:var(--text-sm);color:var(--color-accent-text);text-decoration:none}.tone-room-mastery-link:hover{text-decoration:underline}.tm-wrap{display:block;width:100%}.tm-section{margin-top:var(--space-16)}.tm-sec-head{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-6);border-bottom:1px solid var(--color-border);padding-bottom:var(--space-3);flex-wrap:wrap}.tm-sec-title{margin:0;font-family:var(--font-display);font-weight:500;font-size:var(--text-sm);letter-spacing:.04em;text-transform:uppercase;color:var(--color-text-primary)}.tm-sec-aside{font-family:var(--font-reading);font-style:italic;color:var(--color-text-tertiary)}.tm-btn,.tm-sec-aside{font-size:var(--text-sm)}.tm-btn{font-family:var(--font-english);font-weight:500;padding:10px 20px;border-radius:var(--radius-round);background:var(--color-accent);color:var(--color-on-accent);border:none;text-decoration:none;white-space:nowrap;cursor:pointer}.tm-btn:hover{background:var(--color-accent-strong)}.tm-btn--ghost{background:transparent;color:var(--color-accent-text);border:1px solid color-mix(in srgb,var(--color-accent) 45%,transparent)}.tm-btn--ghost:hover{background:color-mix(in srgb,var(--color-accent) 8%,transparent)}.tm-empty{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);text-align:center;padding:var(--space-12) var(--space-4)}.tm-empty-eyebrow{margin:0;font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary)}.tm-empty-title{margin:0;font-family:var(--font-display);font-size:28px;font-weight:400;color:var(--color-text-primary)}.tm-empty-body{margin:0;max-width:52ch;font-family:var(--font-reading);font-size:16px;line-height:1.5;color:var(--color-text-secondary)}.tm-actions{display:flex;gap:var(--space-4);flex-wrap:wrap;justify-content:center;margin-top:var(--space-4)}.tm-thin-note{margin:0;font-family:var(--font-reading);font-style:italic;font-size:var(--text-sm);color:var(--color-text-tertiary)}.tm-headline{display:grid;grid-template-columns:1.15fr 1fr;gap:var(--space-12);margin-top:var(--space-8);background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-10);box-shadow:var(--shadow-lg)}.tm-kicker{font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary);margin-bottom:var(--space-4)}.tm-hl-big{display:flex;align-items:baseline;gap:var(--space-3)}.tm-hl-n{font-family:var(--font-display);font-size:76px;line-height:.9;font-weight:500;font-variant-numeric:tabular-nums lining-nums;color:var(--color-text-primary)}.tm-hl-d{font-family:var(--font-display);font-size:34px;color:var(--color-text-tertiary)}.tm-hl-word{font-style:italic;font-size:var(--text-xl);color:var(--color-vocab-known);margin-top:var(--space-3)}.tm-hl-sent,.tm-hl-word{font-family:var(--font-reading)}.tm-hl-sent{margin:var(--space-5) 0 0;max-width:34ch;font-size:17px;line-height:1.5;color:var(--color-text-secondary)}.tm-maturity{margin-top:var(--space-6)}.tm-mat-bar{height:10px;border-radius:var(--radius-round);overflow:hidden;display:flex;border:1px solid var(--color-border)}.tm-mat{display:block;height:100%}.tm-mat.reliable{background:var(--color-vocab-known)}.tm-mat.consolidating{background:color-mix(in srgb,var(--color-vocab-known) 42%,var(--color-bg))}.tm-mat.new{background:var(--color-bg-subtle)}.tm-mat-key{display:flex;gap:var(--space-5);margin-top:var(--space-3);font-size:var(--text-xs);color:var(--color-text-secondary);flex-wrap:wrap}.tm-mat-key span{display:inline-flex;align-items:center;gap:6px}.tm-dot{width:9px;height:9px;border-radius:var(--radius-round);display:inline-block}.tm-dot.reliable{background:var(--color-vocab-known)}.tm-dot.consolidating{background:color-mix(in srgb,var(--color-vocab-known) 42%,var(--color-bg));border:1px solid var(--color-border)}.tm-dot.new{background:var(--color-bg-subtle);border:1px solid var(--color-border-strong)}.tm-hl-stats{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-6) var(--space-8);align-content:center;border-left:1px solid var(--color-border);padding-left:var(--space-10)}.tm-stat-k{font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary);margin-bottom:var(--space-2)}.tm-stat-v{display:flex;align-items:baseline;gap:8px;font-family:var(--font-display);font-size:30px;font-weight:500;font-variant-numeric:tabular-nums lining-nums;color:var(--color-text-primary)}.tm-stat-v small{font-family:var(--font-english);font-size:var(--text-sm);font-weight:400}.tm-stat-v small,.tm-stat-v.tm-quiet{color:var(--color-text-tertiary)}.tm-stat-v.tm-quiet small{font-family:var(--font-reading);font-style:italic}.tm-stat-sub{font-size:var(--text-xs);color:var(--color-text-tertiary);margin-top:4px}.tm-trend-up{color:var(--color-vocab-known);font-size:15px;font-family:var(--font-english)}.tm-spark{display:block;margin-top:6px}.tm-actionrow{display:flex;align-items:center;gap:var(--space-4);flex-wrap:wrap;margin-top:var(--space-8)}.tm-actionrow-note{font-family:var(--font-reading);font-style:italic;font-size:var(--text-sm);color:var(--color-text-tertiary);margin-left:var(--space-2)}.tm-constellation{background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-8) var(--space-8) var(--space-6)}.tm-grid-label{font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary);margin-bottom:var(--space-3)}.tm-grid-label.is-live{color:var(--color-accent-text);letter-spacing:0;text-transform:none}.tm-const-svg{display:block;width:100%;height:150px;margin-top:12px}.tm-tone-rows{margin-top:var(--space-6);display:flex;flex-direction:column}.tm-tone-row{display:grid;grid-template-columns:150px 120px 1fr 120px auto;align-items:center;gap:var(--space-5);padding:var(--space-4) 0;border-top:1px solid var(--color-border);cursor:pointer}.tm-tone-row:first-child{border-top:none}.tm-tone-row:hover{background:color-mix(in srgb,var(--color-text-primary) 3%,transparent)}.tm-tr-name{display:flex;flex-direction:column}.tm-tr-name b{font-family:var(--font-display);font-weight:500;font-size:19px;color:var(--color-text-primary)}.tm-tr-th{font-size:13px;color:var(--color-text-tertiary)}.tm-tr-anchor{font-family:var(--font-reading);font-style:italic;font-size:var(--text-sm);color:var(--color-text-secondary)}.tm-tr-tw{font-style:normal;color:var(--color-text-thai);margin-right:6px;font-size:16px}.tm-tr-glyph{height:52px;width:100%}.tm-tr-acc{display:flex;flex-direction:column;align-items:flex-end;font-family:var(--font-display);font-size:22px;font-weight:500;font-variant-numeric:tabular-nums lining-nums;color:var(--color-text-primary)}.tm-tr-acc small{font-family:var(--font-english);font-size:11px;font-weight:400;letter-spacing:.04em}.tm-tr-acc small,.tm-tr-thin{color:var(--color-text-tertiary)}.tm-chip{justify-self:end;margin-left:var(--space-3);font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:var(--radius-round);border:1px solid var(--color-border-strong);color:var(--color-text-secondary);white-space:nowrap}.tm-chip--reliable{color:var(--color-vocab-known);border-color:color-mix(in srgb,var(--color-vocab-known) 50%,transparent);background:color-mix(in srgb,var(--color-vocab-known) 14%,transparent)}.tm-chip--consolidating{color:var(--color-text-secondary)}.tm-chip--new{color:var(--color-text-tertiary)}.tm-toggle{display:inline-flex;border:1px solid var(--color-border-strong);border-radius:var(--radius-round);overflow:hidden}.tm-toggle button{font-family:var(--font-english);font-size:12.5px;letter-spacing:.04em;padding:6px 16px;background:transparent;color:var(--color-text-secondary);border:none;cursor:pointer}.tm-toggle button[aria-pressed=true]{background:var(--color-text-primary);color:var(--color-bg)}.tm-confusion{background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-10);box-shadow:var(--shadow-lg)}.tm-conf-note{margin:0 0 var(--space-8);max-width:52ch;font-family:var(--font-reading);font-size:18px;line-height:1.5;color:var(--color-text-secondary)}.tm-conf-note b{font-weight:500;font-style:italic;color:var(--color-accent-text)}.tm-mx-howto{margin:0 0 var(--space-6);max-width:640px;padding:var(--space-3) var(--space-4);background:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:var(--font-reading);font-size:var(--text-sm);color:var(--color-text-secondary)}.tm-mx-howto b{color:var(--color-text-primary);font-weight:500}.tm-matrix{display:grid;grid-template-columns:96px repeat(4,1fr);gap:6px;max-width:640px}.tm-mx-colh,.tm-mx-rowh{display:flex;align-items:center;font-family:var(--font-english);font-size:12px;letter-spacing:.04em;color:var(--color-text-secondary)}.tm-mx-colh{flex-direction:column;justify-content:center;gap:2px;padding-bottom:6px}.tm-mx-rowh{flex-direction:row;justify-content:flex-end;gap:8px;padding-right:var(--space-3);text-align:right}.tm-mx-hglyph{width:40px;height:16px;display:block}.tm-mx-cell{aspect-ratio:1/1;min-height:92px;padding:8px 4px;border-radius:var(--radius-sm);border:1px solid var(--color-border);display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}.tm-mx-empty{background:transparent;border:none}.tm-mx-flag{border:1.5px solid var(--color-accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--color-accent) 16%,transparent)}.tm-mx-pct{font-family:var(--font-display);font-size:26px;line-height:1;font-weight:500;font-variant-numeric:tabular-nums lining-nums}.tm-mx-n{margin-top:5px;font-family:var(--font-english);font-size:12px;letter-spacing:.02em;color:var(--color-text-tertiary)}.tm-legend{display:flex;align-items:center;gap:var(--space-4);margin-top:var(--space-8);font-size:12px;color:var(--color-text-secondary);flex-wrap:wrap}.tm-ramp{display:flex;height:12px;width:180px;border-radius:var(--radius-round);overflow:hidden;border:1px solid var(--color-border)}.tm-ramp i{flex:1}.tm-ledger{max-width:680px}.tm-lg-row{display:grid;grid-template-columns:1fr auto auto auto;align-items:center;gap:var(--space-4);padding:var(--space-4) 0;border-top:1px solid var(--color-border)}.tm-lg-row:first-child{border-top:none}.tm-lg-pair{display:flex;align-items:baseline;gap:10px;font-family:var(--font-reading);font-size:18px;color:var(--color-text-primary)}.tm-lg-pair.tm-lg-flag{color:var(--color-accent-text)}.tm-lg-lead{flex:1;border-bottom:1px dotted var(--color-border-strong);margin:0 8px;transform:translateY(-4px)}.tm-lg-bar{width:120px}.tm-lg-acc{font-family:var(--font-display);font-size:19px;font-weight:500;font-variant-numeric:tabular-nums lining-nums;color:var(--color-text-primary)}.tm-lg-acc,.tm-lg-n{width:56px;text-align:right}.tm-lg-n{font-family:var(--font-mono);font-size:12px;color:var(--color-text-tertiary)}.tm-bar{height:8px;border-radius:var(--radius-round);background:var(--color-bg-subtle);overflow:hidden;border:1px solid var(--color-border)}.tm-bar i{display:block;height:100%;background:var(--color-vocab-known)}.tm-remedy{margin-top:var(--space-8);display:flex;align-items:center;justify-content:space-between;gap:var(--space-6);flex-wrap:wrap;background:var(--color-bg-subtle);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-5) var(--space-6)}.tm-remedy p{margin:0;max-width:60ch;font-family:var(--font-reading);font-size:16px;color:var(--color-text-secondary)}.tm-remedy p b{color:var(--color-text-primary);font-style:italic;font-weight:500}.tm-voices{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-4)}.tm-voice{background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-5)}.tm-voice-name{font-size:16px;margin-bottom:var(--space-3)}.tm-voice-acc,.tm-voice-name{font-family:var(--font-display);font-weight:500;color:var(--color-text-primary)}.tm-voice-acc{font-size:28px;font-variant-numeric:tabular-nums lining-nums}.tm-voice-n{font-family:var(--font-mono);font-size:11px;color:var(--color-text-tertiary)}.tm-voice .tm-bar{margin-top:10px}.tm-trend-card{background:var(--color-bg-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-8)}.tm-trend{display:block;width:100%;height:220px}.tm-misses{display:flex;flex-direction:column}.tm-miss{display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:var(--space-4);padding:var(--space-4) 0;border-top:1px solid var(--color-border)}.tm-miss:first-child{border-top:none}.tm-miss-play{width:34px;height:34px;border-radius:var(--radius-round);background:var(--color-accent);color:var(--color-on-accent);display:flex;align-items:center;justify-content:center;font-size:12px;border:none;cursor:pointer}.tm-miss-play--off{background:transparent;color:var(--color-text-tertiary);border:1px solid var(--color-border);cursor:default}.tm-miss-word{font-size:24px;color:var(--color-text-thai)}.tm-miss-word small{margin-left:10px;font-family:var(--font-reading);font-style:italic;font-size:var(--text-sm);color:var(--color-text-secondary)}.tm-miss-verdict{margin-top:2px;font-size:13px;color:var(--color-text-secondary)}.tm-miss-verdict b{color:var(--color-text-primary)}.tm-miss-verdict .tm-miss-heard{color:var(--color-accent-text)}.tm-miss-verdict .tm-miss-was{color:var(--color-vocab-known)}.tm-miss-voice{font-family:var(--font-mono);font-size:11px;color:var(--color-text-tertiary);text-align:right}.tm-earcheck{display:flex;align-items:center;justify-content:space-between;gap:var(--space-8);flex-wrap:wrap;background:var(--color-bg-raised);border:1px solid var(--color-border-strong);border-radius:var(--radius-lg);padding:var(--space-8);box-shadow:var(--shadow-lg)}.tm-ec-k{font-size:var(--text-xs);letter-spacing:var(--letter-spacing-eyebrow);text-transform:uppercase;color:var(--color-text-tertiary);margin-bottom:var(--space-3)}.tm-ec-l h3{margin:0 0 var(--space-3);font-family:var(--font-display);font-weight:400;font-size:26px;color:var(--color-text-primary)}.tm-ec-l p{margin:0;max-width:46ch;font-family:var(--font-reading);font-size:16px;color:var(--color-text-secondary)}.tm-ec-r{align-items:center;flex-wrap:wrap}.tm-ec-figs,.tm-ec-r{display:flex;gap:var(--space-8)}.tm-ec-figs{align-items:baseline}.tm-ec-fig{display:flex;flex-direction:column;align-items:center;text-align:center}.tm-ec-n{font-family:var(--font-display);font-size:40px;font-weight:500;font-variant-numeric:tabular-nums lining-nums;color:var(--color-text-primary)}.tm-ec-fk{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--color-text-tertiary)}.tm-ec-delta{min-height:1.2em;margin-top:var(--space-1);color:var(--color-vocab-known);font-family:var(--font-english);font-size:14px}@media (max-width:820px){.tm-headline{grid-template-columns:1fr;gap:var(--space-8)}.tm-hl-stats{border-left:none;padding-left:0;border-top:1px solid var(--color-border);padding-top:var(--space-6)}.tm-voices{grid-template-columns:repeat(2,1fr)}.tm-tone-row{grid-template-columns:1fr 84px auto;grid-template-areas:"name acc chip" "glyph glyph glyph";row-gap:var(--space-3)}.tm-tr-name{grid-area:name}.tm-tr-anchor{display:none}.tm-tr-glyph{grid-area:glyph}.tm-tr-acc{grid-area:acc}.tm-chip{grid-area:chip}}