:root{--bg:#f6f1ea;--bg-2:#fffdf9;--cream:#efe6da;--card-bg:#eae5d2;--stone:#c4b5a5;--ink:#1f1a16;--muted:#6b6158;--line:#e4d9cc;--green:#73844a;--btn-green:var(--green);--green-2:var(--green);--green-soft:#e8ead4;--green-line:#c5cc9a;--dusty-olive:#c5cc9e;--dusty-blue:#6a7f90;--mic-blue:#5878a0;--status-green:#7f9061;--status-yellow:#c1a15f;--status-red:#a96f67;--wrong:#a45a52;--terracotta:#c45c26;--gold:#e0a100;--shadow:0 10px 28px #1f1a1614;--radius:18px;--tap:44px;--safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);--safe-left:env(safe-area-inset-left,0px);--safe-right:env(safe-area-inset-right,0px);color:var(--ink);background:var(--bg);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.4}*,:before,:after{box-sizing:border-box}html{height:100%;height:-webkit-fill-available}html,body,#root{min-height:100dvh;min-height:-webkit-fill-available}body{margin:0;overflow-x:hidden}button,input{font:inherit}h1,h2,p{margin:0}button{color:inherit}a{color:var(--green)}:focus-visible{outline:2px solid var(--green);outline-offset:2px}.app{width:min(100%,980px);min-height:100dvh;min-height:-webkit-fill-available;padding:calc(12px + var(--safe-top)) calc(16px + var(--safe-right)) calc(24px + var(--safe-bottom)) calc(16px + var(--safe-left));flex-direction:column;gap:18px;margin:0 auto;display:flex}.kicker{color:var(--muted);font-size:.78rem;font-weight:700}.brand-headline{letter-spacing:-.03em;text-transform:none;text-wrap:pretty;flex:1;min-width:0;margin:0;font-size:clamp(1.08rem,4.1vw,1.65rem);font-weight:400;line-height:1.28}.home-hello{margin:0;font-size:clamp(1.05rem,3.5vw,1.4rem);font-weight:650;line-height:1.3}.home-header h1:not(.brand-headline),.gate h1:not(.brand-headline),.study-title h1{letter-spacing:-.03em;font-size:clamp(1.35rem,4.4vw,2rem);line-height:1.15}.home-header{flex-direction:column;gap:0;display:flex}.home-header:has(.score-hero){gap:14px}.app-chrome{min-height:var(--tap);justify-content:space-between;align-items:center;gap:12px;display:flex;position:relative}.app-chrome-brand{min-width:0;min-height:var(--tap);color:inherit;text-align:left;cursor:pointer;background:0 0;border:none;align-items:center;gap:10px;padding:0;display:flex}.app-chrome-mark{width:40px;height:40px;color:var(--green);flex:none;display:block;overflow:visible}.app-chrome-name{letter-spacing:-.02em;color:var(--ink);font-size:1.12rem;font-weight:650;line-height:1.2}.app-chrome-menu{flex:none;position:relative}.app-chrome-toggle{width:var(--tap);min-width:var(--tap);min-height:var(--tap);color:var(--ink);cursor:pointer;background:0 0;border:none;border-radius:12px;place-items:center;padding:0;display:grid}.app-chrome-toggle:hover,.app-chrome-toggle:focus-visible{background:var(--cream)}.app-chrome-icon{width:22px;height:22px;display:block}.app-chrome-panel{z-index:30;border:1px solid var(--line);background:var(--bg-2);min-width:220px;box-shadow:var(--shadow);border-radius:16px;padding:6px;position:absolute;top:calc(100% + 4px);right:0}.app-chrome-panel button{width:100%;min-height:var(--tap);text-align:left;background:0 0;border:none;border-radius:12px;padding:10px 14px;font-weight:600;display:block}.app-chrome-panel button:hover,.app-chrome-panel button:focus-visible{background:var(--cream)}.about-card p+p{margin-top:10px}.about-card p{color:var(--muted)}.about-card h3{color:var(--ink);margin:1.05rem 0 .35rem;font-size:1rem;font-weight:650}.about-card h2+h3{margin-top:.2rem}.about-list{color:var(--muted);margin:.55rem 0 0;padding-left:1.15rem}.about-list li+li{margin-top:.4rem}.about-list li::marker{color:var(--muted)}.score-hero{background:var(--cream);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);align-items:center;gap:14px;padding:14px;display:flex}.score-ring{background:conic-gradient(var(--green) calc(var(--score,0) * 1%), #eadfce 0), var(--bg-2);text-align:center;width:92px;height:92px;box-shadow:inset 0 0 0 8px var(--bg-2);border:7px solid #eadfce;border-radius:50%;flex:none;place-items:center;display:grid}.score-number{color:#fff;font-size:1.7rem;font-weight:800;line-height:1}.score-max{color:#fff;font-size:.72rem;display:block}.score-label{margin-bottom:2px;font-weight:700}.score-copy{flex:1;min-width:0}.score-copy p:nth-child(2){color:var(--muted);margin-bottom:10px;font-size:.92rem}.score-chip{background:var(--cream);min-height:var(--tap);border-radius:999px;align-self:flex-end;align-items:center;gap:6px;padding:0 14px;font-weight:700;display:inline-flex}.score-chip strong{color:var(--ink)}.score-chip-study{top:var(--safe-top);z-index:2;position:sticky}.stats{grid-template-columns:repeat(3,1fr);gap:8px;margin:0;padding:0;list-style:none;display:grid}.stats li{background:var(--bg-2);border:1px solid var(--line);text-align:center;min-height:var(--tap);border-radius:14px;padding:10px 8px}.stats strong{color:var(--ink);font-size:1.15rem;display:block}.stats span{color:var(--muted);font-size:.75rem}.engine-picker{flex-direction:column;gap:8px;font-weight:700;display:flex}.engine-picker-break{margin-top:1.75rem}.engine-picker select,.engine-picker input[type=range]{min-height:var(--tap);border:1px solid var(--line);background:#efe6da;border-radius:14px;width:100%;padding:0 12px}.engine-picker input[type=range]{accent-color:var(--green);padding:0}.choice-row{grid-template-columns:1fr 1fr 1fr;gap:8px;display:grid}.choice-row button{min-height:var(--tap);border:1px solid var(--line);background:#efe6da;border-radius:14px;font-weight:700}.choice-row button.is-on{background:var(--green);color:#fff;border-color:var(--green)}.settings{flex-direction:column;gap:16px;display:flex}.block h2{margin-bottom:10px;font-size:1.05rem}.choose-exercise-heading{text-align:center;letter-spacing:-.02em;margin:.35em 0 12px;font-size:clamp(1.05rem,3.2vw,1.25rem);font-weight:650;line-height:1.3}.home-category-heading{text-align:center;margin:1em 0 12px}.home-random-task{width:100%;min-height:var(--tap);border:1px solid var(--dusty-blue);background:var(--dusty-blue);color:var(--cream);text-align:center;text-transform:none;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;border-radius:14px;flex:none;justify-content:center;align-items:center;margin-top:14px;padding:12px 16px;font-size:1rem;font-weight:650;line-height:1.25;display:flex}.track-grid{gap:14px;display:grid}.path-grid{gap:14px}.track-card,.btn,.subtabs button,.flashcard{min-height:var(--tap);cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;border:0}.track-card{text-align:left;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;gap:6px;padding:14px;display:flex}.path-grid .track-card{background:var(--dusty-olive);border-color:var(--dusty-olive);color:var(--ink)}.path-grid .track-card strong{color:var(--ink)}.path-grid .track-card .track-sub,.path-grid .track-card .track-pct,.path-grid .track-card .track-count-start,.path-grid .track-card .track-count-end{color:var(--muted)}.path-grid .track-card .track-icon{color:var(--ink);opacity:1}.path-grid .track-card .progress-line{background:#1f1a1624}.path-grid .track-card .progress-line>span{background:var(--green)}.track-title{flex:1;align-items:center;gap:8px;min-width:0;display:flex}.track-icon{width:22px;height:22px;color:var(--green);opacity:.88;flex:none}.track-card strong{text-wrap:pretty;min-width:0;font-size:1.15rem}.track-top{justify-content:space-between;align-items:center;display:flex}.track-progress-row{align-items:center;gap:6px;width:100%;display:flex}.track-progress-row .progress-line{flex:1;min-width:0}.step{color:var(--muted);font-size:.75rem;font-weight:700}.step-extra{color:var(--terracotta)}.track-pct,.track-count-start,.track-count-end{color:var(--muted);font-variant-numeric:tabular-nums;flex:none;font-size:.85rem;line-height:1}.track-sub{color:var(--muted);font-size:.92rem}.settings .track-sub+.track-sub{margin-top:8px}.track-card.is-locked,.track-card:disabled{cursor:not-allowed}.mode-grid .track-card.is-locked,.mode-grid .track-card:disabled{opacity:1;background:color-mix(in srgb, var(--wrong) 18%, var(--bg-2));border-color:var(--wrong);color:var(--wrong);-webkit-text-fill-color:var(--wrong);box-shadow:none}.mode-grid .track-card.is-locked strong,.mode-grid .track-card.is-locked .track-sub,.mode-grid .track-card:disabled strong,.mode-grid .track-card:disabled .track-sub{color:var(--wrong);-webkit-text-fill-color:var(--wrong)}.progress-line{background:#eadfce;border-radius:99px;height:8px;display:block;overflow:hidden}.progress-line>span{background:var(--green-2);border-radius:inherit;height:100%;display:block}.badges{flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none;display:flex}.badges li{min-height:var(--tap);background:#fff4d6;border:1px solid #ead48a;border-radius:999px;align-items:center;padding:8px 12px;font-size:.9rem;display:inline-flex}.study{flex-direction:column;flex:1;gap:12px;display:flex}.study-bar{grid-template-columns:auto 1fr auto;align-items:center;gap:8px;display:grid}.study-title{text-align:center;min-width:0}.study-title p{color:var(--muted);font-size:.85rem}.session-progress{align-items:center;width:100%;min-width:0;margin:0;padding:6px 0;list-style:none;display:grid}.session-progress-dot{aspect-ratio:1;border:1.5px solid var(--stone);width:clamp(8px,2.4vw,18px);color:var(--bg-2);background:0 0;border-radius:50%;justify-self:center;place-items:center;font-size:clamp(.4rem,1.6vw,.68rem);font-weight:800;line-height:1;display:grid}.session-progress-dot.is-passed{border-color:var(--status-green);background:var(--status-green)}.session-progress-dot.is-partial{border-color:var(--status-yellow);background:var(--status-yellow)}.session-progress-dot.is-failed{border-color:var(--status-red);background:var(--status-red)}.session-progress-dot.is-current{border-color:var(--dusty-blue);background:var(--dusty-blue);outline:none}.btn{border:1px solid var(--line);background:#efe6da;border-radius:14px;padding:10px 14px}.btn-lg{flex:1;min-height:52px;font-weight:700}.btn-primary{background:var(--btn-green);color:#fff;border-color:var(--btn-green)}.btn-blue{background:var(--dusty-blue);width:auto;color:var(--cream);border-color:var(--dusty-blue);flex:none;font-weight:700}.btn-blue:disabled{opacity:.45;cursor:not-allowed}.btn-secondary{background:var(--stone);color:var(--ink);border:1px solid #0000;font-weight:700}.btn-known{background:var(--terracotta);color:#fff;border-color:var(--terracotta)}.btn-ghost{background:var(--stone);color:var(--ink);border-color:#0000}.btn-icon{min-width:96px}.study-actions,.study-nav,.gate-actions{gap:8px;display:flex}.study-nav{flex-wrap:nowrap;justify-content:center;align-items:stretch;gap:10px;margin-top:auto;padding-bottom:4px}.study-nav:not(.is-choice) .btn-lg{white-space:nowrap;flex:none;width:auto;min-width:0}.study-nav.is-choice{flex-direction:column;align-items:center;width:100%}.study-nav.is-choice .btn{flex:none;width:fit-content;max-width:100%}.study-focus-card .study-nav{background:0 0;border:none;margin-top:12px;padding:0}:is(.study-focus-card:has(>.verb-fold) .coach-card-body,.study-focus-card:has(>.study-nav):not(:has(.is-learn-more)) .coach-card-body),:is(.study-focus-card:has(>.verb-fold) .coach-shell,.study-focus-card:has(>.study-nav):not(:has(.is-learn-more)) .coach-shell){height:auto;min-height:0}.study-focus-card>.verb-fold{background:0 0;border:none;margin:10px 0 0;padding:0}.study-focus-card:has(>.verb-fold):not(:has(>.study-nav))>.verb-fold{padding-bottom:0}.verb-fold{justify-content:center;margin:4px 0 8px;display:flex}.verb-fold .btn{min-height:44px;font-weight:700}.subtabs{grid-template-columns:1fr 1fr 1fr;gap:8px;display:grid}.subtabs button{border:1px solid var(--line);background:#efe6da;border-radius:14px;padding:0 6px;font-size:.88rem}.subtabs button.is-on{background:var(--green);color:#fff;border-color:var(--green);font-weight:750}.flashcard{perspective:1200px;background:0 0;flex:1;width:100%;min-height:240px;padding:0}.flashcard-wrap{flex-direction:column;flex:1;gap:8px;display:flex}.flashcard-inner{width:100%;height:100%;min-height:240px;transform-style:preserve-3d;transition:transform .45s;display:block;position:relative}.flashcard.is-flipped .flashcard-inner{transform:rotateY(180deg)}.flashcard-face{backface-visibility:hidden;background:var(--card-bg);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:22px;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:22px 16px;display:flex;position:absolute;inset:0}.flashcard-back{background:var(--card-bg);transform:rotateY(180deg)}.flashcard-lang{letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-size:.78rem}.flashcard-word{text-align:center;overflow-wrap:anywhere;font-size:clamp(1.6rem,7vw,2.6rem);font-weight:750;line-height:1.2}.flashcard-hint,.flashcard-cta{color:var(--muted);font-size:.9rem}.toast{left:50%;bottom:calc(18px + var(--safe-bottom));background:var(--ink);color:#fff;min-height:var(--tap);white-space:nowrap;border-radius:999px;align-items:center;padding:10px 16px;display:flex;position:fixed;transform:translate(-50%)}.gate{flex-direction:column;gap:12px;margin:auto 0;display:flex}.gate-status{color:var(--muted)}.gate-actions{flex-direction:column}.name-form{flex-direction:column;gap:10px;display:flex}.name-form input{min-height:var(--tap);border:1px solid var(--line);border-radius:14px;width:100%;padding:10px 14px;font-size:1.1rem}.custom-form{background:var(--bg-2);border:1px solid var(--line);border-radius:14px;padding:8px 12px}.custom-form summary{min-height:var(--tap);cursor:pointer;align-items:center;font-weight:700;display:flex}.custom-form form{flex-direction:column;gap:8px;padding-bottom:8px;display:flex}.custom-form input{min-height:var(--tap);border:1px solid var(--line);background:#fff;border-radius:12px;width:100%;padding:8px 12px}.creator{flex-direction:column;flex:1;gap:12px;display:flex}.creator-lead,.creator-miss,.mic-hint,.coach-hint{color:var(--muted);font-size:.95rem}.creator-label,.custom-label,.coach-label{font-weight:700}.mic-row{align-items:stretch;gap:10px;display:flex}.creator-input{border:1px solid var(--line);resize:vertical;background:#fff;border-radius:14px;flex:1;width:100%;min-height:96px;padding:12px}.chip-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.chip{min-height:var(--tap);border:1px solid var(--line);background:#efe6da;border-radius:999px;padding:0 14px}.proposals{flex-direction:column;gap:10px;margin:0;padding:0;list-style:none;display:flex}.proposal{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:14px}.proposal-it{font-size:1.15rem;font-weight:750}.proposal-da{color:var(--muted);margin:4px 0 10px}.proposal-actions{flex-wrap:wrap;gap:8px;display:flex}.study-focus-card{width:min(100%,470px);box-shadow:none;background:0 0;border:none;flex-direction:column;margin:8px auto 0;padding:0;display:flex}.coach{flex-direction:column;align-items:center;gap:0;width:100%;min-width:0;display:flex}.coach-shell{box-sizing:border-box;flex-direction:column;width:100%;min-width:0;min-height:0;display:flex}.coach.is-learn-more{flex:none;width:min(100%,470px);height:auto}.coach.is-learn-more .coach-shell{border:1px solid var(--line);background:var(--card-bg);border-radius:18px;width:100%;height:auto;min-height:0}.phase-tabs{box-sizing:border-box;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);align-items:end;column-gap:3px;width:100%;padding:0 8px;display:grid}.coach.is-single-phase .phase-tabs{grid-template-columns:minmax(0,1fr)}.phase-tab{z-index:1;min-width:0;height:40px;min-height:40px;color:var(--muted);justify-content:center;align-items:center;margin-bottom:-1px;font-size:clamp(.72rem,3vw,.84rem);font-weight:650;line-height:1.15;display:flex;position:relative}.phase-tab-it .phase-tab-content{padding:8px 6px}.phase-tab-it .phase-tab-group{gap:5px}.phase-tab-da{font-size:clamp(.7rem,2.8vw,.82rem)}.phase-tab-da .phase-tab-group{gap:5px}.phase-tab-da .phase-tab-content{padding:8px 6px}.phase-tab.is-active{z-index:2;color:var(--ink)}.phase-tab:before{content:"";z-index:0;border:1px solid var(--line);background:color-mix(in srgb, var(--bg-2) 72%, var(--stone));box-sizing:border-box;border-radius:12px 12px 0 0;position:absolute;inset:5px 0 0}.phase-tab.is-active:before{border-bottom-color:var(--card-bg);background:var(--card-bg);inset:0}.phase-tab-content{z-index:1;box-sizing:border-box;justify-content:center;align-items:center;min-width:0;max-width:100%;padding:8px;display:flex;position:relative}.phase-tab-group{justify-content:center;align-items:center;gap:7px;min-width:0;max-width:100%;display:inline-flex}.phase-tab-label{white-space:nowrap;min-width:0}.phase-tab-check-slot{flex:none;place-items:center;width:13px;height:13px;display:grid}.phase-tab-check-slot:empty{width:0;min-width:0;overflow:hidden}.phase-tab-check{width:13px;height:13px;color:var(--status-green)}.coach-learn-header{border-bottom:1px solid var(--line);height:44px;min-height:44px;color:var(--muted);flex:0 0 44px;place-items:center;margin:0;font-size:.88rem;font-weight:650;line-height:1.2;display:grid}.coach-card-body{box-sizing:border-box;border:1px solid var(--line);background:var(--card-bg);border-radius:14px 14px 18px 18px;flex-direction:column;flex:none;width:100%;min-height:0;padding:0 20px 12px;display:flex}.coach.is-learn-more .coach-card-body{background:var(--card-bg);border:none;border-radius:0;height:auto;min-height:0}.coach-prompt-above{text-align:center;color:var(--muted);margin:0 0 10px;font-size:clamp(1.05rem,3vw,1.25rem);font-weight:650;line-height:1.3}.coach-main{text-align:center;flex-direction:column;flex:1;align-items:center;gap:6px;width:100%;min-height:0;padding-top:10px;display:flex}.coach-control-slot{place-items:center;min-height:56px;margin-top:18px;display:grid}.coach-check{aspect-ratio:1;width:min(88px,28%);height:auto;color:var(--status-green)}.coach-feedback{text-align:center;min-height:1.8rem;color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:2px;font-weight:700;display:flex}.coach-feedback.is-bad{color:var(--wrong)}.coach-feedback.is-live{color:var(--ink)}.coach-bottom-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;width:100%;margin-top:12px;padding:0;display:flex}.coach-bottom-actions.is-stacked{flex-direction:column}.coach-bottom-primary{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;width:100%;display:flex}.coach-bottom-actions:empty{margin:0;display:none}.coach-bottom-actions .btn{flex:none;width:auto}.learn-more-copy{text-align:left;width:min(100%,26rem);min-height:0;font-size:.95rem;font-weight:450;line-height:1.35;overflow-y:auto}.learn-more-copy p{margin:0 0 6px}.learn-more-summary{color:var(--muted)}.phase-rail{grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr);align-items:center;width:100%;margin:0 0 11px;display:grid}.coach.is-single-phase .phase-rail{justify-content:center;display:flex}.phase-step{border-bottom:2px solid var(--line);min-width:0;min-height:28px;color:var(--muted);text-align:center;opacity:.48;justify-content:center;align-items:center;gap:8px;font-size:.75rem;font-weight:650;line-height:1;display:flex}.phase-step>span:not(.phase-flag){white-space:nowrap;min-width:0}.phase-step.is-active{border-bottom-color:var(--dusty-blue);color:var(--ink);opacity:1}.coach.is-single-phase .phase-step{width:min(100%,220px)}.phase-connector{background:var(--line);height:1px}.phase-tabs .phase-flag .flag-svg{width:auto;height:13px;box-shadow:none;border-radius:0;transform:none}.phase-flag{flex:none;line-height:1;display:flex}.phase-flag .flag-svg{width:auto;height:.82em;box-shadow:none;border-radius:0;transform:translateY(-.02em)}.flag-svg{border-radius:2px;width:auto;height:1em;display:block;box-shadow:0 0 0 1px #0000002e}.prompt{text-align:center;flex-direction:column;align-items:center;gap:6px;width:100%;padding:8px 16px 4px;display:flex}.prompt-meta{letter-spacing:normal;text-transform:none;min-height:1.4em;color:var(--muted);margin:0;font-size:.95rem;font-weight:650;line-height:1.4}.prompt-action{overflow-wrap:anywhere;text-wrap:balance;max-width:100%;color:var(--muted);margin:0;font-size:clamp(1.125rem,3vw,1.375rem);font-weight:650;line-height:1.25}.prompt-action.prompt-answer{color:var(--ink)}.coach.is-it .prompt-word{font-size:clamp(1.7rem,6vw,2.375rem)}.coach-actions{flex-direction:column;align-items:center;gap:8px;width:100%;padding:0 16px;display:flex}.phase-success-mark{min-height:4.5rem;color:var(--green);place-items:center;font-size:clamp(3.6rem,12vw,5.4rem);font-weight:800;line-height:.9;display:grid}.give-up-row{justify-content:center;width:100%;margin-top:auto;padding:4px 12px 2px;display:flex}.give-up{appearance:none;border:1px solid var(--wrong);min-height:28px;color:var(--wrong);background:#a45a521f;border-radius:999px;width:auto;padding:3px 10px;font-size:.72rem;font-weight:650}.attempt-log-slot{width:100%;min-height:1.3rem}.attempt-log{text-align:left;font-variant-numeric:tabular-nums;width:max-content;max-width:calc(100% - 32px);color:var(--ink);flex-direction:column;align-self:center;align-items:stretch;gap:4px;margin:0 auto;padding:0 16px;font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:.88rem;font-weight:650;line-height:1.45;list-style:none;display:flex}.attempt-log li{text-align:left;overflow-wrap:anywhere}.mine-ord-actions{flex-wrap:wrap;gap:10px;margin:10px 0 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.word-pack-title{margin-bottom:8px;font-size:1.05rem}.word-pack-nested:not([open]){padding-bottom:6px}.word-pack:not([open]){padding-bottom:8px}.word-pack:not([open]) .word-pack-title{margin-bottom:0}.word-pack-title{color:var(--ink);cursor:pointer;justify-content:space-between;align-items:center;gap:10px;margin:0 0 10px;padding:6px 0;font-size:1.15rem;font-weight:700;list-style:none;display:flex}.word-pack-title::-webkit-details-marker{content:none;display:none}.word-pack-title::marker{content:none;display:none}.word-pack-heading{align-items:center;gap:8px;min-width:0;display:inline-flex}.word-pack-title .track-icon{width:22px;height:22px;color:var(--ink);opacity:1}.trin-fold{background:#efe6da;border-radius:12px;margin-bottom:8px;padding:4px 12px 8px}.trin-fold summary{cursor:pointer;grid-template-columns:minmax(10.5rem,1fr) 1.15rem minmax(0,1.8fr);align-items:center;column-gap:8px;padding:8px 0;font-weight:700;list-style:none;display:grid}.trin-fold summary::-webkit-details-marker{content:none;display:none}.trin-fold summary::marker{content:none;display:none}.trin-fold-name{text-align:left;white-space:nowrap;min-width:0}.trin-lock-icon-slot{justify-content:center;align-items:center;width:1.15rem;display:flex}.trin-lock-text{text-align:left;text-transform:none;min-width:0;font-size:.82rem;font-weight:650}.trin-fold summary.is-locked .trin-lock-icon-slot,.trin-fold summary.is-locked .trin-lock-text{color:var(--wrong)}.trin-fold summary.is-open .trin-lock-icon-slot,.trin-fold summary.is-open .trin-lock-text{color:var(--green)}.trin-lock-icon{flex:none;width:15px;height:15px}.word-table-wrap{width:100%;overflow-x:auto}.word-table{border-collapse:collapse;table-layout:fixed;width:100%;max-width:none}.word-head th,.word-row td{text-align:left;vertical-align:middle;padding:6px 4px}.word-head th.word-del-head,.word-row 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8px;font-weight:400}.word-head{letter-spacing:0;text-transform:none;color:var(--muted);font-size:.75rem;font-weight:700}.word-lang{white-space:nowrap;align-items:center;gap:10px;display:inline-flex}.col-flag{vertical-align:-.15em;text-transform:none;letter-spacing:0;font-weight:400;display:inline-flex}.col-flag .flag-svg{width:auto;height:.95em}.word-row.is-custom td.word-it,.word-row.is-custom td.word-da{color:var(--ink);background:var(--cream);font-weight:700}.word-row.is-custom td:first-child{border-radius:8px 0 0 8px}.word-row.is-custom td:last-child{border-radius:0 8px 8px 0}.word-row.is-custom td{background:var(--cream)}.word-row.is-custom .word-del{color:var(--wrong);font-weight:800}.word-learn-row td{background:0 0}.word-row.is-custom .word-learn-more,.word-row.is-custom .word-learn-more p{font-weight:400}.word-del{width:auto;min-width:36px;min-height:36px;color:var(--wrong);background:0 0;border:0;flex:none;margin-left:auto;padding:0;font-size:1.25rem;font-weight:800;line-height:1;display:inline-block}.mic-icon{width:26px;height:26px;display:block}.mic-btn{background:var(--mic-blue);color:#fff;border:0;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:2px;min-width:96px;min-height:96px;padding:10px;font-size:.82rem;font-weight:700;display:flex}.mic-btn.is-on{background:var(--status-green);animation:1.15s ease-out infinite mic-pulse;box-shadow:0 0 #7f906173}@keyframes mic-pulse{0%{box-shadow:0 0 #7f906173}70%{box-shadow:0 0 0 18px #7f906100}to{box-shadow:0 0 #7f906100}}.mic-btn.is-off{background:#b8aea3}.coach .mic-btn{width:66px;min-width:66px;height:66px;min-height:66px;padding:0}.coach .mic-icon{width:24px;height:24px}.coach-status{text-align:center;min-height:2.4rem;color:var(--muted);flex-direction:column;gap:2px;font-weight:700;display:flex}.coach-status.is-ok{color:var(--green)}.coach-status.is-bad{color:var(--wrong)}.coach-status.is-live{color:var(--ink)}.coach-heard{color:var(--ink);font-size:.95rem;font-weight:650}.choice-study{gap:16px}.choice-head{flex-direction:column;align-items:center;gap:8px;display:flex}.choice-head-center{text-align:center;flex-direction:column;align-items:center;gap:12px;width:100%;min-width:0;display:flex}.session-exercise-name{color:var(--muted);margin:-4px 0 0;font-size:.95rem;font-weight:600;line-height:1.3}button.session-exercise-name{width:auto;max-width:100%;font:inherit;color:var(--muted);cursor:pointer;text-align:center;background:0 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.choice-quiz-option{flex-direction:column;gap:2px;min-width:5.5rem;padding:10px 16px;line-height:1.2}.choice-quiz-article{font-size:1.08rem;font-weight:700}.choice-quiz-article-gender{opacity:.85;font-size:.78rem;font-weight:650}.choice-quiz-gender{min-height:1.4em;color:var(--muted);margin:0;font-size:.95rem;font-weight:650;line-height:1.4}.choice-quiz-listen-prompt{color:var(--muted);letter-spacing:.04em;font-weight:700}.choice-quiz-option{background:var(--bg-2);width:fit-content;max-width:100%;min-height:56px;color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow);text-align:center;overflow-wrap:anywhere;border-radius:16px;justify-content:center;align-items:center;padding:14px 22px;font-size:1.08rem;font-weight:700;line-height:1.4;display:inline-flex}.choice-quiz-option.is-correct{background:var(--green);color:#fff;border-color:var(--green);box-shadow:none}.choice-quiz-option.is-wrong{background:var(--wrong);color:#fff;border-color:var(--wrong);box-shadow:none}.choice-quiz-option:disabled{opacity:1}.choice-done-copy{text-align:center;margin:0;font-size:1.15rem;font-weight:700}.score-ring-round{width:160px;height:160px;box-shadow:inset 0 0 0 12px var(--bg);border-width:10px}.score-ring-inner{flex-direction:column;justify-content:center;align-items:center;gap:2px;line-height:1;display:flex}.score-ring-round .score-number,.score-ring-round .score-max{color:#fff}.score-ring-round .score-number{font-size:3rem;font-weight:800}.score-ring-round .score-max{font-size:1.05rem;font-weight:650}.mode-grid{gap:2.5rem;display:grid}.choose-learned{border-top:1px solid var(--line);margin-top:2.5rem;padding-top:1.25rem}.choose-learned h2{letter-spacing:-.02em;margin:0 0 6px;font-size:1.15rem;font-weight:700}.choose-learned-list{margin-top:12px}.mode-choice-group,.mode-listen-group,.mode-speak-group{gap:10px;display:grid}.mode-card-title{align-items:center;gap:8px;width:100%;min-width:0;display:flex}.mode-card .mode-card-name{letter-spacing:-.02em;white-space:nowrap;text-overflow:ellipsis;flex:auto;min-width:0;font-size:1.05rem;font-weight:700;line-height:1.25;overflow:hidden}.mode-card-sub{width:100%}.mode-card-flags{justify-content:flex-start;width:100%;display:flex}.learned-help{margin-top:1.15rem}.learned-exercise-list{gap:8px;margin:10px 0 0;padding:0;list-style:none;display:grid}.learned-exercise-list li{justify-content:space-between;gap:12px;font-size:.95rem;display:flex}.learned-list-heading{margin:18px 0 8px;font-size:1rem;font-weight:700}.learned-word-list{gap:6px;margin:0;padding:0;list-style:none;display:grid}.learned-word-list li{grid-template-columns:minmax(0,1fr) 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.flag-svg{width:auto;height:24px;box-shadow:none;border-radius:0}.mode-lang-flag{flex:none;line-height:1;display:flex}.mode-lang-arrow{color:var(--ink);align-items:center;line-height:1;display:flex}.mode-lang-arrow-svg{fill:currentColor;width:32px;height:18px;display:block}.prompt-word{text-align:center;overflow-wrap:anywhere;justify-content:center;align-items:center;width:100%;min-height:2.25em;margin:0;font-size:clamp(1.45rem,5.4vw,2.1rem);font-weight:800;line-height:1.08;display:flex}.headword-article{font-weight:400}.prompt-da{text-align:center;max-width:100%;color:var(--ink);overflow-wrap:anywhere;text-wrap:balance;font-size:clamp(1.15rem,3vw,1.35rem);font-weight:700;line-height:1.25}.prompt-pair{flex-wrap:wrap;justify-content:center;align-items:baseline;gap:6px 18px;width:100%;display:flex}.pronounce-rule{text-align:center;text-transform:none;letter-spacing:0;max-width:28rem;color:var(--ink);background:#ffffff80;border-radius:10px;margin:4px 0 0;padding:10px 14px;font-size:.98rem;font-weight:650;line-height:1.35}.coach-ok{color:var(--green);font-weight:700}.coach-tries{color:var(--muted);font-size:.8rem}.celebrate{z-index:20;text-align:center;cursor:pointer;background:#1f1a1673;border:0;place-items:center;width:100%;padding:24px;display:grid;position:fixed;inset:0}.celebrate-title{color:#fff;font-size:clamp(1.6rem,6vw,2.4rem);font-weight:800}.celebrate-kicker,.celebrate-xp{color:#ffe8a3;font-weight:700}.celebrate-burst{width:min(72vmin,440px);height:min(72vmin,440px);margin:0 auto 8px;position:relative;overflow:visible}.spark{background:var(--gold);border-radius:2px;width:10px;height:10px;animation:.9s ease-out forwards burst;position:absolute;top:50%;left:50%}.spark-1{--dx:48px;--dy:-8px;background:var(--gold)}.spark-2{--dx:-44px;--dy:12px;background:var(--green)}.spark-3{--dx:12px;--dy:-52px;background:#eadfce}.spark-4{--dx:-8px;--dy:50px;background:var(--gold)}.spark-5{--dx:56px;--dy:36px;background:var(--green)}.spark-6{--dx:-58px;--dy:-30px;background:#fffdf9}.spark-7{--dx:28px;--dy:58px;background:var(--gold)}.spark-8{--dx:-32px;--dy:-56px;background:var(--green)}.spark-9{--dx:62px;--dy:-24px;background:#eadfce}.spark-10{--dx:-20px;--dy:62px;background:var(--gold)}.spark-11{--dx:8px;--dy:-64px;background:var(--green)}.spark-12{--dx:-62px;--dy:8px;background:#fffdf9}.celebrate-fireworks{background:0 0;padding:0}.celebrate-fireworks .celebrate-burst{pointer-events:none;width:auto;height:auto;margin:0;position:absolute;inset:0}.burst-ring{opacity:0;border:2px solid #6a7c5280;border-radius:50%;width:14vmin;height:14vmin;animation:1s ease-out forwards burst-ring;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)scale(.18)}.burst-ring-2{border-color:#e0a10061;animation-duration:1.08s;animation-delay:.1s}.burst-ring-3{border-width:1px;border-color:#eadfcea6;animation-duration:1.16s;animation-delay:.18s}.burst-dot{background:var(--gold);opacity:0;border-radius:50%;width:9px;height:9px;animation:1s ease-out forwards burst-dot;position:absolute;top:50%;left:50%}.burst-dot-1{--dx:0vmin;--dy:-26vmin;background:var(--gold)}.burst-dot-2{--dx:22vmin;--dy:-14vmin;background:var(--green);animation-delay:40ms}.burst-dot-3{--dx:24vmin;--dy:10vmin;background:#eadfce;animation-delay:80ms}.burst-dot-4{--dx:8vmin;--dy:24vmin;background:var(--gold);animation-delay:50ms}.burst-dot-5{--dx:-18vmin;--dy:18vmin;background:var(--green);animation-delay:.1s}.burst-dot-6{--dx:-26vmin;--dy:2vmin;background:#fffdf9;animation-delay:60ms}.burst-dot-7{--dx:-20vmin;--dy:-16vmin;background:var(--gold);animation-delay:.12s}.burst-dot-8{--dx:16vmin;--dy:22vmin;background:var(--green);animation-delay:90ms}.burst-dot-9{--dx:-8vmin;--dy:-24vmin;background:#eadfce;width:6px;height:6px;animation-delay:.14s}.burst-dot-10{--dx:14vmin;--dy:-22vmin;background:var(--gold);width:6px;height:6px;animation-delay:70ms}@keyframes burst{0%{opacity:1;transform:translate(-50%,-50%)scale(.4)}to{transform:translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) scale(1);opacity:0}}@keyframes burst-ring{0%{opacity:.65;transform:translate(-50%,-50%)scale(.16)}to{opacity:0;transform:translate(-50%,-50%)scale(6.4)}}@keyframes burst-dot{0%{opacity:.9;transform:translate(-50%,-50%)scale(.4)}to{transform:translate(calc(-50% + var(--dx)), calc(-50% + var(--dy))) scale(.7);opacity:0}}@media (width>=768px){.app{padding-top:calc(24px + var(--safe-top));padding-bottom:calc(32px + var(--safe-bottom))}.score-hero{padding:20px 24px}.score-ring{width:112px;height:112px}.score-ring-round{width:176px;height:176px}.score-ring-round .score-number{font-size:3.35rem}.score-number{font-size:2rem}.choice-quiz{gap:36px}.choice-quiz-options{gap:14px;width:100%}.choice-quiz-option{min-height:60px;font-size:1.12rem}.path-grid,.track-grid{grid-template-columns:1fr 1fr}.flashcard,.flashcard-inner{max-width:640px;min-height:360px;margin:0 auto}.flashcard-word{font-size:2.7rem}.study-nav{width:100%;max-width:640px;margin-left:auto;margin-right:auto}}@media (width<=430px){.app{padding-top:calc(8px + var(--safe-top));padding-bottom:calc(12px + var(--safe-bottom));gap:10px}.home-hello{font-size:1.05rem}.home-category-heading{margin:.75em 0 10px}.path-grid{gap:12px}.path-grid .track-card{gap:4px;padding:8px 10px}.path-grid .track-card strong{font-size:1rem}.path-grid .track-sub{font-size:.78rem;line-height:1.25}.path-grid .track-pct,.path-grid .track-count-start,.path-grid .track-count-end{font-size:.72rem}.track-progress-row{gap:4px}.home-random-task{margin-top:8px;padding:10px 14px}.coach-card-body{padding:0 14px 10px}.coach-main{gap:6px;padding-top:8px}.coach .mic-btn{width:56px;min-width:56px;height:56px;min-height:56px}.coach-control-slot{min-height:56px}.coach-check{width:min(72px,24%)}.coach-bottom-actions{gap:8px}.study-focus-card:has(>.study-nav):not(:has(.is-learn-more))>.study-nav{margin-top:10px;padding:0}.choice-quiz{gap:10px}.choice-quiz-option{min-height:48px;padding:10px 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