.ed-fade-in{animation:.35s ease-out edFadeIn}.ed-reveal-dark{animation:.85s cubic-bezier(.22,.61,.36,1) both edRevealDark}@keyframes edRevealDark{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}@keyframes edFadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes sr-reveal{0%{opacity:0;transform:translateY(28px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.4s cubic-bezier(.23,1,.32,1) fadeIn}.slide-up{animation:.5s cubic-bezier(.23,1,.32,1) slideUp}.sr-reveal{animation:.6s ease-out forwards sr-reveal}@keyframes charUnderlineFade{0%{opacity:0}to{opacity:1}}@keyframes tipEmerge{0%{transform:translate(-50%,-100%)translateY(-8px)scale(.98)}to{transform:translate(-50%,-100%)translateY(-8px)scale(1)}}:root{--paper:#f6f1ea;--paper-warm:#fbf7f2;--paper-deep:#eee8df;--ink:#1c1a18;--ink-soft:#5a524a;--ink-mute:#9a9087;--accent:#9b2c1f;--accent-soft:#c4634f;--jade:#2d6a4f;--jade-soft:#4a8c6a;--gold:#8b7228;--rule:#e8e0d4;--shadow:#2a20180f;--correct-bg:#edf6f0;--wrong-bg:#fdf2f0;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}[data-theme=dark]{--paper:#1a1a1e;--paper-warm:#222226;--paper-deep:#2a2a2e;--ink:#e8e4df;--ink-soft:#a09890;--ink-mute:#706860;--accent:#d86050;--accent-soft:#e88070;--rule:#333338;--shadow:#0000004d;--correct-bg:#1a2e1f;--wrong-bg:#2e1a1a;--jade-soft:#5aa87a;--gold:#c4a86a;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;overflow-x:hidden}body{background:var(--paper);color:var(--ink);margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Helvetica Neue,sans-serif;font-size:15px;line-height:1.6;transition:background .3s,color .3s;overflow-x:hidden}#root{max-width:100%;min-height:100vh;margin:0 auto}.ed-h1{letter-spacing:.04em;color:var(--ink);margin:0;font-family:Spectral,Noto Serif SC,Source Han Serif SC,Songti SC,Georgia,serif;font-size:28px;font-weight:300;line-height:1.25}.ed-h2{letter-spacing:.01em;color:var(--ink);margin:0;font-family:Spectral,Noto Serif SC,Source Han Serif SC,Songti SC,Georgia,serif;font-size:20px;font-style:italic;font-weight:400;line-height:1.3}.ed-serif{letter-spacing:-.01em;color:var(--ink);font-family:Spectral,Noto Serif SC,Source Han Serif SC,Songti SC,Georgia,serif;font-weight:500;line-height:1.2}.ed-micro{font-variant:small-caps;text-transform:lowercase;letter-spacing:.12em;color:var(--ink-mute);font-family:Inter,-apple-system,sans-serif;font-size:10px;font-weight:500}.ed-meta{color:var(--ink-mute);font-family:Inter,-apple-system,sans-serif;font-size:12px;line-height:1.5}.ed-num{font-variant-numeric:tabular-nums;letter-spacing:-.02em;font-family:JetBrains Mono,SF Mono,Menlo,monospace}.ed-stat-num{font-family:JetBrains Mono,SF Mono,Menlo,monospace;font-size:28px;font-weight:700;line-height:1}.ed-stat-label{text-transform:uppercase;letter-spacing:.14em;color:var(--ink-mute);margin-top:4px;font-size:10px}.ed-link{cursor:pointer;border-bottom:1px solid #0000;padding-bottom:2px;text-decoration:none;transition:border-color .3s,color .3s}.ed-link:hover{border-bottom-color:var(--ink);color:var(--ink)}.ed-rule{border:none;border-top:1px solid var(--rule);margin:24px 0}.ed-rule-thick{border:none;border-top:2px solid var(--ink);opacity:.12;margin:32px 0}.ed-btn{letter-spacing:.04em;cursor:pointer;color:var(--ttkn-text);background:0 0;border:1px solid #0000;border-radius:2px;justify-content:center;align-items:center;gap:8px;padding:10px 24px;font-family:Inter,-apple-system,sans-serif;font-size:13px;font-weight:500;transition:all .3s;display:inline-flex}.ed-btn:hover{opacity:.85;transform:translateY(-.5px)}.ed-btn:active{transform:scale(.98)}.ed-btn-primary{background:var(--ttkn-text);color:var(--ttkn-bg);border-color:var(--ttkn-text)}.ed-btn-primary:hover{opacity:.88;transform:translateY(-.5px)}.ed-btn-ghost{color:var(--ttkn-text-muted);border-color:var(--ttkn-border);background:0 0}.ed-btn-ghost:hover{border-color:var(--ttkn-text-muted);color:var(--ttkn-text)}.ed-btn-accent{color:var(--accent);cursor:pointer;text-underline-offset:4px;background:0 0;border:none;padding:0;font-family:Inter,-apple-system,sans-serif;font-size:13px;text-decoration:underline;text-decoration-thickness:1px}.ed-btn-accent:hover{opacity:.7}.practice-exercise-frame{font-family:Inter,Noto Sans SC,system-ui,sans-serif}.practice-exercise-frame button,.practice-exercise-frame input,.practice-exercise-frame select,.practice-exercise-frame textarea{font-family:inherit}.practice-config-screen{text-align:center;margin:0 auto;padding:12px 0}.practice-config-start{border:1px solid var(--ttkn-gold);background:var(--ttkn-gold);min-width:180px;color:var(--ttkn-bg-dark);letter-spacing:.14em;text-transform:uppercase;border-radius:2px;justify-content:center;align-items:center;padding:12px 32px;font-family:Inter,Noto Sans SC,system-ui,sans-serif;font-size:11px;font-weight:600;transition:background-color .2s,border-color .2s,transform .2s;display:inline-flex}.practice-config-start:not(:disabled):hover{background:var(--ttkn-gold-bright);border-color:var(--ttkn-gold-bright);transform:translateY(-1px)}.practice-dialogue-picker{max-width:680px;margin:0 auto;padding:12px 0}.practice-dialogue-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.practice-dialogue-card{border:1px solid var(--ttkn-border-dark);background:var(--ttkn-card-dark);text-align:left;cursor:pointer;border-radius:2px;align-items:center;gap:12px;min-width:0;padding:12px 14px;transition:border-color .2s,background-color .2s,transform .2s;display:flex}.practice-dialogue-card:hover{border-color:var(--ttkn-gold-border);background:#b89a5e1a;transform:translateY(-1px)}.practice-action{letter-spacing:.02em;text-align:center;cursor:pointer;border:1px solid #0000;border-radius:2px;justify-content:center;align-items:center;min-width:0;min-height:44px;padding:11px 18px;font-family:Inter,Noto Sans SC,system-ui,sans-serif;font-size:12px;font-weight:600;line-height:1.25;transition:border-color .2s,background-color .2s,color .2s,transform .2s,opacity .2s;display:inline-flex}.practice-action:not(:disabled):hover{transform:translateY(-1px)}.practice-action:disabled{cursor:default;opacity:.45}.practice-action--block{width:100%}.practice-action--primary{background:var(--ttkn-gold);border-color:var(--ttkn-gold);color:var(--ttkn-bg-dark)}.practice-action--primary:not(:disabled):hover{background:var(--ttkn-gold-bright);border-color:var(--ttkn-gold-bright)}.practice-action--secondary{border-color:var(--ttkn-border-dark);color:var(--ttkn-text-cream-soft);background:0 0}.practice-action--secondary:not(:disabled):hover{border-color:var(--ttkn-gold-border);color:var(--ttkn-text-cream)}.practice-action--success{border-color:var(--ttkn-success-soft);color:var(--ttkn-success-soft);background:0 0}.practice-action--danger{border-color:var(--ttkn-danger-soft);color:var(--ttkn-danger-soft);background:0 0}.practice-input{border:1px solid var(--ttkn-input-dark-border);background:var(--ttkn-input-dark-bg);width:100%;min-height:50px;color:var(--ttkn-text-cream);text-align:center;border-radius:2px;outline:none;padding:13px 16px;font-family:Noto Sans SC,Inter,system-ui,sans-serif;font-size:18px;transition:border-color .2s,background-color .2s}.practice-input::placeholder{color:var(--ttkn-text-cream-faint)}.practice-input:focus{border-color:var(--ttkn-gold)}.practice-input:disabled{color:var(--ttkn-text-cream-soft);opacity:.82}.practice-choice{border:1px solid var(--ttkn-border-dark);background:var(--ttkn-card-dark);min-height:48px;color:var(--ttkn-text-cream);cursor:pointer;border-radius:2px;padding:12px 14px;font-family:Inter,Noto Sans SC,system-ui,sans-serif;transition:border-color .2s,background-color .2s,color .2s,transform .2s}.practice-choice:not(:disabled):hover{border-color:var(--ttkn-gold-border);transform:translateY(-1px)}.practice-choice:disabled{cursor:default}.practice-choice[data-state=correct]{border-color:var(--ttkn-success-soft);color:var(--ttkn-success-soft);background:#b8945a1a}.practice-choice[data-state=wrong]{border-color:var(--ttkn-danger-soft);color:var(--ttkn-danger-soft);background:#a6634a14}.practice-choice[data-state=selected]{border-color:var(--ttkn-gold);color:var(--ttkn-gold);background:#b89a5e14}.practice-choice[data-state=muted]{color:var(--ttkn-text-cream-faint)}.practice-feedback{border:1px solid var(--ttkn-border-dark);background:var(--ttkn-card-dark);color:var(--ttkn-text-cream-soft);border-radius:2px;padding:14px 16px}.practice-feedback[data-tone=correct]{border-color:var(--ttkn-success-soft)}.practice-feedback[data-tone=wrong]{border-color:var(--ttkn-danger-soft)}.practice-feedback[data-tone=partial]{border-color:var(--ttkn-gold)}.practice-feedback__title{color:var(--ttkn-text-cream);margin-bottom:4px;font-family:Spectral,Noto Serif SC,Georgia,serif;font-size:16px;font-style:italic}.practice-feedback[data-tone=correct] .practice-feedback__title{color:var(--ttkn-success-soft)}.practice-feedback[data-tone=wrong] .practice-feedback__title{color:var(--ttkn-danger-soft)}.practice-feedback[data-tone=partial] .practice-feedback__title{color:var(--ttkn-gold)}.practice-feedback__body{font-size:12px;line-height:1.55}.practice-summary{border:1px solid var(--ttkn-border-dark);background:var(--ttkn-card-dark);text-align:center;border-radius:2px;max-width:520px;margin:0 auto;padding:26px}.practice-summary__label{color:var(--ttkn-gold);letter-spacing:.16em;text-transform:uppercase;margin-bottom:12px;font-size:10px;font-weight:600}.practice-summary__score{color:var(--ttkn-gold);font-family:Spectral,Noto Serif SC,Georgia,serif;font-size:36px;font-weight:500;line-height:1.1}.practice-summary__score span{color:var(--ttkn-text-cream-soft);font-weight:400}.practice-summary__detail{color:var(--ttkn-text-cream-soft);margin-top:6px;font-size:12px}@media (width<=640px){.practice-dialogue-grid{grid-template-columns:minmax(0,1fr)}.practice-config-screen,.practice-dialogue-picker{padding-block:4px}.practice-config-start{width:100%}}.ed{padding-left:24px;padding-right:24px}.ed-page{max-width:880px;min-height:100vh;margin:0 auto;padding:40px 24px}.ed-reading{max-width:680px;margin:0 auto}.ed-cover{text-align:center;max-width:680px;margin:0 auto;padding:24px 0 16px}.ed-cover .ed-micro{margin-bottom:8px}.ed-cover h1{letter-spacing:.04em;color:var(--ink);margin:0;font-family:Spectral,Noto Serif SC,Georgia,serif;font-size:28px;font-weight:300;line-height:1.25}.ed-cover .ed-cover-rule{border-top:1px solid var(--ink);opacity:.25;width:48px;margin:16px auto}.ed-cover p{color:var(--ink-soft);max-width:460px;margin:0 auto;font-size:15px;font-style:italic;line-height:1.65}.ed-card{background:var(--paper-warm);border:1px solid var(--rule);border-radius:3px;padding:16px 20px;transition:border-color .3s,transform .3s,box-shadow .3s}.ed-card:hover{border-color:var(--ink-mute);transform:translateY(-1px);box-shadow:0 2px 8px #2a20180d}.ed-card-active{border-color:var(--ink);box-shadow:0 2px 12px #1c1a1814}.ed-banner{border:1px solid var(--rule);border-radius:3px;margin-bottom:16px;padding:16px 20px}.ed-banner-accent{background:linear-gradient(135deg, var(--paper) 0%, var(--paper-warm) 100%);border-color:#9b2c1f26}.ed-banner-success{background:var(--correct-bg);border-color:#2d6a4f26}.ed-progress{background:var(--paper-deep);border-radius:2px;height:3px;overflow:hidden}.ed-progress-fill{background:var(--accent);border-radius:2px;height:100%;transition:width .5s}.gen-slider{appearance:none;cursor:pointer;background:0 0;outline:none;width:100%;height:14px}.gen-slider::-webkit-slider-runnable-track{background:linear-gradient(to right, #8e7245 0%, #8e7245 var(--fill-pct,0%), #e8dec8 var(--fill-pct,0%), #e8dec8 100%);border:none;border-radius:1px;height:3px}.gen-slider::-webkit-slider-thumb{appearance:none;cursor:pointer;background:#b8945a;border:none;border-radius:50%;width:14px;height:14px;margin-top:-5.5px;transition:box-shadow .15s}.gen-slider:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 3px #c9a56b73}.gen-slider::-moz-range-track{background:#e8dec8;border:none;border-radius:1px;height:3px}.gen-slider::-moz-range-progress{background:#8e7245;border-radius:1px;height:3px}.gen-slider::-moz-range-thumb{cursor:pointer;background:#b8945a;border:none;border-radius:50%;width:14px;height:14px;transition:box-shadow .15s}.gen-slider:focus-visible::-moz-range-thumb{box-shadow:0 0 0 3px #c9a56b73}[data-theme=dark] .ed,:where([data-theme=dark]) button{color:var(--ink)}[data-theme=dark] input,[data-theme=dark] select,[data-theme=dark] textarea{background:var(--paper-warm);color:var(--ink);border-color:var(--rule)}@media (width<=640px){.ed-cover h1{font-size:22px}.ed-serif{font-size:22px!important}.ed{padding-left:14px!important;padding-right:14px!important}.ed-page{padding:24px 14px}.chinois-char-display{font-size:48px!important}}@media (width>=641px) and (width<=1024px){.ed-cover h1{font-size:26px}.ed-serif{font-size:26px!important}}@media (hover:none) and (pointer:coarse){button,a,[role=button]{min-width:44px;min-height:44px}}@media print{.chinois-nav-tabs,.chinois-controls{display:none!important}}.ed-skip-link:focus,.ed-skip-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px;transform:translateY(0)!important}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}body:after{content:"";z-index:9998;pointer-events:none;opacity:.06;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");background-size:150px 150px;position:fixed;inset:0}[data-theme=dark] body:after{opacity:.09;mix-blend-mode:soft-light}@keyframes appViewEnter{0%{opacity:0}to{opacity:1}}.app-view{animation:.42s both appViewEnter}@media (width>=721px){.practice-session-hero{height:calc(14.3345vw + 15.9138rem)}.practice-session-hero__inner{height:100%}}@media (width>=1024px){.practice-session-hero{height:calc(16.5222vw + 14.5137rem)}}@media (width>=1280px){.practice-session-hero{height:clamp(27.73rem,6.76vw + 22.325rem,28.41rem)}}@media (prefers-reduced-motion:reduce){.app-view{animation:none}}.tools-sub{letter-spacing:.22em;text-transform:uppercase;color:var(--ttkn-text-muted);margin:0 0 1rem;font-family:Inter,system-ui,sans-serif;font-size:11px;font-weight:600}.tools-block{border:1px solid var(--ttkn-border)}.tools-mesurer{grid-template-columns:1fr 1fr;display:grid}.tools-mesurer .tools-cell{min-width:0;padding:clamp(1.25rem,2.6vw,1.9rem)}.tools-mesurer .tools-cell+.tools-cell{border-left:1px solid var(--ttkn-border)}.tools-title{color:var(--ttkn-text);font-family:Spectral,Noto Serif SC,Georgia,serif;font-size:1.3rem;line-height:1.25}.tools-caption{min-height:1.4em;color:var(--ttkn-text-muted);margin:.4rem 0 1.15rem;font-family:Spectral,Noto Serif SC,Georgia,serif;font-size:13px;font-style:italic;line-height:1.4}.tools-footer{min-height:1.5em;color:var(--ttkn-text-muted);flex-wrap:wrap;align-items:baseline;gap:.4rem 1rem;margin-top:.8rem;font-family:Spectral,Noto Serif SC,Georgia,serif;font-size:11px;font-style:italic;line-height:1.5;display:flex}.tools-last{letter-spacing:.14em;text-transform:uppercase;opacity:.75;white-space:nowrap;margin-left:auto;font-family:Inter,system-ui,sans-serif;font-size:10px;font-style:normal;line-height:1.4}.tools-diag{border-top:1px solid var(--ttkn-border);padding:clamp(1.25rem,2.6vw,1.9rem)}.tools-levels{grid-template-columns:repeat(6,minmax(0,40px));justify-content:start;gap:8px;display:grid}@media (width<=620px){.tools-mesurer{grid-template-columns:1fr}.tools-mesurer .tools-cell+.tools-cell{border-left:none;border-top:1px solid var(--ttkn-border)}}:root,html[data-theme=light]{--ttkn-bg:#f6f1ea;--ttkn-bg-card:#fbf7f2;--ttkn-bg-elevated:#fff;--ttkn-bg-dark:#15100b;--ttkn-bg-dark-soft:#15100b;--ttkn-hero-veil:#00000073;--ttkn-band-halo:#b8945a24;--ttkn-gen-halo:#b8945a29;--ttkn-text:#2a2218;--ttkn-text-muted:#8a7c68;--ttkn-text-cream:#f1e8d4;--ttkn-text-cream-soft:#f1e8d49e;--ttkn-text-cream-faint:#f1e8d473;--ttkn-gold:#b8945a;--ttkn-gold-bright:#c9a56b;--ttkn-gold-soft:#8e7245;--ttkn-gold-border:#b8945a54;--ttkn-palier-emergent:#a6634a;--ttkn-palier-progression:#b8945a;--ttkn-palier-solide:#98722e;--ttkn-palier-maitrise:#6e5127;--ttkn-palier-stabilise:#47341c;--ttkn-border:#2a221814;--ttkn-border-strong:#2a22182e;--ttkn-border-dark:#f1e8d41a;--ttkn-card-dark:#b89a5e12;--ttkn-success-soft:#a88a55;--ttkn-danger-soft:#a6634a;--ttkn-input-dark-bg:#1e1812;--ttkn-input-dark-border:#b89a5e40;--ttkn-shadow-md:0 4px 16px #2a20180f;--ttkn-shadow-lg:0 8px 32px #2a20181a;--ttkn-shadow-xl:0 16px 48px #2a20182e}html[data-theme=dark],[data-theme=dark]{--ttkn-bg:#17120e;--ttkn-bg-card:#1c1611;--ttkn-bg-elevated:#1f1813;--ttkn-bg-dark:#100c09;--ttkn-bg-dark-soft:#100c09;--ttkn-hero-veil:#00000024;--ttkn-band-halo:#b8945a0f;--ttkn-text:#f1e8d4;--ttkn-text-muted:#f1e8d494;--ttkn-text-cream:#f1e8d4;--ttkn-text-cream-soft:#f1e8d49e;--ttkn-text-cream-faint:#f1e8d473;--ttkn-gold:#c9a56b;--ttkn-gold-bright:#dcb87a;--ttkn-gold-soft:#a88a55;--ttkn-gold-border:#c9a56b38;--ttkn-palier-emergent:#bd7c61;--ttkn-palier-progression:#c9a56b;--ttkn-palier-solide:#b58c4e;--ttkn-palier-maitrise:#96723c;--ttkn-palier-stabilise:#74582f;--ttkn-border:#f1e8d41a;--ttkn-border-strong:#f1e8d438;--ttkn-border-dark:#f1e8d414;--ttkn-card-dark:#b89a5e12;--ttkn-success-soft:#a88a55;--ttkn-danger-soft:#a6634a;--ttkn-input-dark-bg:#1e1812;--ttkn-input-dark-border:#b89a5e40;--ttkn-shadow-md:0 4px 16px #0006;--ttkn-shadow-lg:0 8px 32px #00000080;--ttkn-shadow-xl:0 16px 48px #0009}html[data-theme=dark]{--ttkn-gen-halo:#b8945a00}html{transition:background-color .24s,color .24s}html *{transition-property:background-color,color,border-color;transition-duration:.24s;transition-timing-function:ease}@media (prefers-reduced-motion:reduce){html,html *{transition:none!important}}