/* Mobile-first application shell, loaded after the original exercise styles. */
:root{--arc-ink:#20333e;--arc-muted:#64767c;--arc-paper:#f8f9f5;--arc-line:#dfe6e1;--arc-blue:#185d80;--arc-mint:#dff4e9;--arc-yellow:#ffce45;--arc-shadow:#12435f}
body.arcade{background:var(--arc-paper)!important;color:var(--arc-ink)!important;font-family:"Avenir Next","Nunito",ui-rounded,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif!important;line-height:1.5;overflow-x:clip;-webkit-tap-highlight-color:transparent}
.arcade *{box-sizing:border-box}.arcade button,.arcade input,.arcade select{font:inherit}.arcade button,.arcade a{touch-action:manipulation}.arcade .page{width:100%;max-width:1120px;margin:auto;padding:0 18px calc(110px + env(safe-area-inset-bottom));min-height:100dvh}.arcade .arc-topbar{display:flex;flex-wrap:nowrap!important;gap:10px;justify-content:space-between;align-items:center;min-height:82px;padding:12px 0!important;margin:0 0 20px;background:transparent!important;border-radius:0;border-bottom:1px solid var(--arc-line)}
.arc-brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--arc-ink);flex-shrink:0}.brand-monogram{display:grid;place-items:center;width:38px;height:38px;border-radius:13px;background:#b8ead4;color:#164936;font-size:1.5rem;font-weight:950;letter-spacing:-.1em;box-shadow:0 3px 0 #8acaae;padding-right:3px}.brand-wordmark{font-size:.86rem;font-weight:850;letter-spacing:-.035em;max-width:70px;line-height:1.05}.arc-top-stats{display:flex;gap:12px;margin-left:auto}.arc-top-stats .arc-stat{display:flex;align-items:center;gap:4px}.arc-top-stats .arc-stat>span:last-child{display:none}.arc-top-stats .arc-stat strong{font-size:.92rem}.stat-icon{color:#b17a00;font-weight:900;font-size:1.2rem}.arc-language-trigger{width:36px;height:36px;border:1px solid var(--arc-line);border-radius:50%;background:white;color:var(--arc-ink);font-size:1.4rem!important;cursor:pointer;flex-shrink:0}
.arcade h1,.arcade h2,.arcade h3{font-family:inherit;letter-spacing:-.04em}.arcade h1{font-size:clamp(1.65rem,6vw,2.4rem);line-height:1.12}.section-heading{margin:24px 0 20px}.section-heading h1,.section-heading h2{margin:0 0 6px}.section-heading h2{font-size:1.4rem}.eyebrow-arc{font-size:.65rem;letter-spacing:.15em;font-weight:850;color:var(--arc-muted);margin:0 0 9px}.muted{color:var(--arc-muted);font-size:.9rem;line-height:1.6;margin:0}.arcade .arc-primary,.arcade .arc-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 20px;border:0;border-radius:15px;text-decoration:none;font-weight:850;font-size:.91rem;cursor:pointer;line-height:1.3;transition:transform .15s,box-shadow .15s}.arcade .arc-primary{background:var(--arc-blue);color:#fff;box-shadow:0 5px 0 var(--arc-shadow)}.arcade .arc-primary:hover{background:#134e70}.arcade .arc-secondary{background:#fff;border:2px solid var(--arc-line);color:var(--arc-blue);box-shadow:0 3px 0 var(--arc-line)}.arcade .arc-primary:active,.arcade .arc-secondary:active{transform:translateY(3px);box-shadow:0 1px 0 var(--arc-shadow)}.arcade .full{display:flex;width:100%;margin-top:16px}.arcade button:focus-visible,.arcade a:focus-visible,.arcade summary:focus-visible{outline:3px solid #328bc0;outline-offset:4px}
.quest-hero{position:relative;display:flex;align-items:center;gap:8px;padding:25px 22px 28px;background:#fff0af;border:1px solid #f0dd93;border-bottom:5px solid #e6ce7f;border-radius:26px;overflow:hidden}.quest-copy{position:relative;z-index:1;width:72%}.quest-label{font-size:.62rem;letter-spacing:.09em;font-weight:900;margin:0 0 14px;color:#796018}.quest-copy h2{white-space:pre-line;font-size:clamp(1.8rem,7.1vw,2.9rem);line-height:1.05;letter-spacing:-.055em;margin:0 0 12px}.quest-copy>p:not(.quest-label){max-width:340px;font-size:.78rem;line-height:1.55;margin:0 0 20px;color:#716332}.quest-copy .arc-primary{min-height:45px;font-size:.85rem;padding:10px 18px}.quest-art{position:absolute;right:3px;top:35px;width:106px;height:205px;pointer-events:none}.fr-bubble{position:absolute;top:41px;left:7px;width:94px;height:105px;background:#1c6486;box-shadow:0 9px 0 #124460;border:3px solid #fff3c1;border-radius:28px 28px 28px 7px;transform:rotate(10deg);animation:mascot-float 4s ease-in-out infinite}.fr-bubble>span{display:block;text-align:center;color:#fff;font-size:2.3rem;font-weight:950;letter-spacing:-.08em;padding-top:8px}.fr-bubble i{position:absolute;width:5px;height:8px;border-radius:50%;background:white;bottom:25px;left:30px}.fr-bubble i+i{left:55px}.fr-bubble b{position:absolute;color:#fff;bottom:3px;left:37px;font-size:1.5rem}.orbit{position:absolute;color:#bb7b14;font-size:1.6rem;animation:star-turn 5s ease-in-out infinite}.orbit-one{top:9px;right:13px}.orbit-two{left:0;bottom:17px}.art-sticker{position:absolute;bottom:16px;right:6px;background:#fff;border:1px solid #e5d58f;border-radius:9px;padding:4px 8px;font-size:.73rem;font-weight:900;transform:rotate(-8deg);color:#195940}
.daily-goal{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--arc-line);border-radius:22px;padding:18px;margin:18px 0 28px;box-shadow:0 3px 0 #e7ece7}.goal-ring{position:relative;display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:conic-gradient(#379a6e var(--goal),#e9f1eb 0);flex-shrink:0}.goal-ring:before{content:"";position:absolute;inset:6px;border-radius:50%;background:#fff}.goal-ring strong{position:relative;font-size:.75rem}.daily-goal h3{margin:0;font-size:1rem}.daily-goal p{margin:4px 0 0;font-size:.8rem;color:var(--arc-muted)}.goal-star{margin-left:auto;color:#c3920a;font-size:2rem}
.game-articles{--tile:#fff0b3;--tile-edge:#debd50;--tile-ink:#79530b}.game-genre{--tile:#d9f0e7;--tile-edge:#a0ccb7;--tile-ink:#286d4e}.game-transformation{--tile:#ecdffa;--tile-edge:#c7ace3;--tile-ink:#764e9a}.game-singulier{--tile:#dceefb;--tile-edge:#afcfe3;--tile-ink:#285e8b}.game-prepositions{--tile:#ffe3cc;--tile-edge:#e8bb97;--tile-ink:#9f5a25}.game-accords{--tile:#fbdfe5;--tile-edge:#dda7b4;--tile-ink:#a04b63}.game-conjugaison{--tile:#dbece1;--tile-edge:#a5c9b4;--tile-ink:#3d7052}.game-participe-passe{--tile:#e4e8fb;--tile-edge:#b6bde3;--tile-ink:#586aaf}
.journey-path{position:relative;display:grid;gap:13px}.path-step{position:relative;display:flex;align-items:center;gap:16px;min-height:100px;background:#fff;border:1px solid var(--arc-line);border-radius:21px;box-shadow:0 4px 0 #e5ebe5;text-decoration:none;color:var(--arc-ink);padding:17px;transition:transform .18s}.path-step:hover{transform:translateY(-3px)}.path-icon{display:grid;place-items:center;flex-shrink:0;width:55px;height:55px;background:var(--tile);box-shadow:0 4px 0 var(--tile-edge);color:var(--tile-ink);border-radius:18px;font-size:1.6rem;font-weight:900}.path-copy{min-width:0;flex:1}.path-copy small{text-transform:uppercase;font-size:.58rem;font-weight:800;letter-spacing:.09em;color:var(--tile-ink)}.path-copy h3{font-size:1rem;margin:4px 0 3px;line-height:1.2}.path-copy>span{font-size:.68rem;color:var(--arc-muted)}.path-step .path-arrow{margin-left:auto;font-size:1.25rem;color:#82948a}.path-step.accomplished{border-color:#96c9aa}.path-step.accomplished .path-icon{background:#dcf2d2;color:#438247}.library-filters{display:flex;gap:8px;margin:24px 0;overflow:auto;padding:0 2px 6px}.library-filters button{white-space:nowrap;padding:9px 16px;border:1px solid var(--arc-line);background:white;border-radius:999px;font-size:.78rem;font-weight:800;color:var(--arc-muted);cursor:pointer}.library-filters button[aria-pressed=true]{background:var(--arc-ink);border-color:var(--arc-ink);color:#fff}.arc-game-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.arc-game-card{display:flex;flex-direction:column;align-items:flex-start;min-width:0;min-height:246px;padding:18px 15px;border:1px solid var(--tile-edge);border-bottom-width:5px;border-radius:22px;background:var(--tile);color:var(--arc-ink);text-decoration:none;transition:transform .18s}.arc-game-card:hover{transform:translateY(-4px)}.tile-icon{display:grid;place-items:center;width:45px;height:45px;border-radius:14px;background:rgb(255 255 255/.65);color:var(--tile-ink);font-size:1.7rem;font-weight:900;margin-bottom:13px}.tile-category{font-size:.56rem;letter-spacing:.1em;text-transform:uppercase;font-weight:900;color:var(--tile-ink)}.arc-game-card h2{font-size:1.05rem;line-height:1.2;letter-spacing:-.03em;margin:6px 0}.arc-game-card p{font-size:.65rem;line-height:1.5;margin:0 0 13px;color:#50626c}.tile-stars{color:var(--tile-ink);letter-spacing:.15em;font-size:.95rem;margin-top:auto}.tile-play{font-size:.77rem;font-weight:900;margin-top:13px;padding-top:11px;border-top:1px solid rgb(0 0 0/.08);width:100%;color:var(--tile-ink)}
.arc-bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:30;display:flex;justify-content:space-around;align-items:center;padding:9px 10px calc(9px + env(safe-area-inset-bottom));background:rgb(255 255 255/.97);border-top:1px solid var(--arc-line);backdrop-filter:blur(12px)}.nav-item{display:flex;flex-direction:column;gap:3px;align-items:center;justify-content:center;min-width:64px;min-height:48px;text-decoration:none;color:#85948e;padding:4px 10px;border-radius:15px}.nav-item>span{font-size:1.55rem;line-height:1;font-weight:800}.nav-item small{font-size:.6rem;font-weight:800}.nav-item.active{color:#267556;background:#e7f5ec}.level-card{background:#e5f3eb;border:1px solid #c2dccb;border-radius:25px;text-align:center;padding:28px}.rank-medal{display:grid;place-items:center;width:76px;height:76px;margin:0 auto 15px;background:#fbd359;border:5px solid #fff0b5;border-radius:26px;font-weight:950;font-size:2rem;color:#805812;box-shadow:0 6px 0 #d9b43f;transform:rotate(-6deg)}.level-card h2{margin:0}.level-card p{font-size:.78rem;color:#537261}.level-track{height:11px;background:#c8e1d2;border-radius:100px;overflow:hidden;max-width:400px;margin:18px auto 0}.level-track span{display:block;height:100%;background:#37976b;border-radius:100px}.progress-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:18px 0 30px}.progress-stats .arc-stat{display:flex;flex-direction:column;align-items:center;gap:3px;padding:15px 7px;background:white;border:1px solid var(--arc-line);border-bottom-width:3px;border-radius:18px}.progress-stats strong{font-size:1.4rem}.progress-stats .arc-stat>span:last-child{font-size:.63rem;text-align:center;color:var(--arc-muted)}.subheading{font-size:1.25rem;margin:30px 0 16px}.week-chart{display:flex;gap:10px;padding:20px;border:1px solid var(--arc-line);border-radius:20px;background:white}.week-day{display:flex;flex:1;flex-direction:column;align-items:center;gap:7px;font-size:.6rem;min-width:0}.week-day strong{color:#53816a;font-size:.7rem}.week-bar{position:relative;display:block;width:100%;max-width:30px;height:90px;border-radius:9px;background:#eef4ef;overflow:hidden}.week-bar:after{position:absolute;bottom:0;left:0;right:0;content:"";height:var(--fill);background:#8ac9a3;border-radius:9px}.badge-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.earned-badge{display:flex;flex-direction:column;align-items:center;text-align:center;padding:22px 12px;border:1px solid var(--arc-line);border-radius:20px;background:#f1f2ed;color:#77847d}.earned-badge>span{display:grid;place-items:center;width:50px;height:50px;border-radius:16px;background:#e3e6df;margin-bottom:12px;font-size:1.7rem}.earned-badge strong{font-size:.85rem}.earned-badge small{font-size:.65rem;margin:5px 0}.earned-badge em{font-size:.6rem;font-style:normal;font-weight:750}.earned-badge.earned{background:#fff8df;border-color:#e9d184;color:#786022}.earned-badge.earned>span{background:#f8d964;box-shadow:0 3px 0 #d8b438}.review-list{display:grid;gap:14px;margin-top:18px}.review-card{padding:22px;border:1px solid #d1e3d7;border-bottom-width:4px;border-radius:22px;background:white;transition:background .25s,transform .25s}.review-card.flipped{background:#e7f6ed;transform:rotateY(2deg)}.review-card>small{font-size:.64rem;font-weight:800;text-transform:uppercase;color:var(--arc-muted)}.review-prompt{font-size:.7rem;color:var(--arc-muted)}.review-front,.review-back{font-size:1.45rem;line-height:1.4;font-weight:850;padding:20px 0;overflow-wrap:anywhere}.review-card button{font-size:.75rem}.review-done{display:block;margin-top:12px;border:0;background:none;color:#3f8060;font-weight:800;cursor:pointer;min-height:40px}.empty-state{padding:30px 20px;border:2px dashed #d4dfd6;border-radius:20px;color:var(--arc-muted);text-align:center;font-size:.85rem}.profile-identity{text-align:center;padding:20px 0}.profile-avatar{display:grid;place-items:center;margin:0 auto 20px;width:90px;height:90px;background:#e7ddf7;border:5px solid white;box-shadow:0 4px 0 #d0bde5;border-radius:32px;color:#745097;font-size:2.3rem;font-weight:900}.profile-identity h2{margin:0;font-size:1.4rem}.profile-identity p{margin:5px 0;color:var(--arc-muted);font-size:.85rem}.profile-settings{padding:6px 20px;border:1px solid var(--arc-line);background:#fff;border-radius:22px;margin:20px 0}.preference-row,.preference-button{display:flex;justify-content:space-between;align-items:center;gap:15px;width:100%;min-height:63px;border:0;border-bottom:1px solid var(--arc-line);background:none;color:var(--arc-ink);font-size:.85rem;font-weight:700;text-align:left}.preference-button{cursor:pointer;border-bottom:0;padding:0}.preference-row input{width:23px;height:23px;accent-color:#32946a}.install-card{padding:26px;background:#e6edf8;border:1px solid #cddbed;border-radius:24px}.install-symbol{font-size:2.5rem;color:#416888}.install-card h2{font-size:1.35rem;margin:4px 0 10px}.install-card p{color:#5c7188;font-size:.82rem;line-height:1.65}.offline-status{font-size:.68rem!important;margin-bottom:0}.local-note{font-size:.72rem;color:var(--arc-muted);text-align:center;padding:16px}.lesson-heading{display:flex;align-items:center;gap:12px;margin:0 0 17px}.lesson-heading h1{flex:1;font-size:1.25rem;margin:0;line-height:1.2}.back-link{display:grid;place-items:center;width:34px;height:36px;flex-shrink:0;border-radius:12px;background:#edf1ea;color:#65776d;text-decoration:none;font-size:1.7rem;font-weight:850}.lesson-heading .rule-pill{font-size:.62rem;padding:7px 9px;border-color:#dbe3dc;color:#526b5b}.arc-lesson-hud{display:grid;grid-template-columns:1fr auto;align-items:center;gap:9px 12px;padding:0 0 18px}.arc-round{height:13px;background:#dfe9dd;border-radius:100px;overflow:hidden}.arc-round>span{display:block;height:100%;border-radius:100px;background:#85bd67;border-top:3px solid #add58f;transition:width .3s ease}.arc-lesson-hud>strong{font-size:.75rem;color:#6a8067}.arc-combo{font-size:.67rem;font-weight:850;color:#789074;grid-row:2}.arc-combo.hot{color:#ab6810}.arc-session-xp{font-size:.7rem;color:#aa7914;grid-row:2;justify-self:end;font-weight:850}.arc-listen{grid-row:3;grid-column:1/-1;justify-self:start;background:#fff;border:1px solid var(--arc-line);border-radius:999px;font-size:.69rem!important;color:var(--arc-blue);padding:6px 12px;cursor:pointer}.arcade .game-shell{display:grid;grid-template-columns:minmax(0,1fr);gap:22px}.arcade .quiz,.arcade .card-surface{padding:20px 17px!important;border:1px solid var(--arc-line)!important;border-bottom:5px solid #dce5db!important;border-radius:25px!important;box-shadow:none!important;background:#fff!important;min-height:0!important;display:block}.arcade .memo,.arcade .tips,.arcade aside.card{padding:22px!important;border:1px solid var(--arc-line)!important;border-radius:22px!important;background:#eff4ed!important;box-shadow:none!important;display:block}.arcade aside h2{font-size:1rem}.arcade .tips li,.arcade .rule{font-size:.8rem}.arcade .session-options{border-bottom:1px solid var(--arc-line);padding:0 0 12px;margin:0 0 18px}.session-options>summary{cursor:pointer;font-size:.75rem;font-weight:800;color:#60796a;list-style:none}.session-options>summary:after{content:"＋";float:right}.session-options[open]>summary:after{content:"−"}.session-options-inner{padding-top:17px}.arcade .mode-label{font-size:.8rem}.arcade .mode-options button{min-height:43px;padding:9px 15px;border-radius:13px;border:1px solid #dce5dc;border-bottom-width:3px;font-size:.75rem}.arcade .mode-hint{font-size:.7rem}.arcade .level-picker{padding:12px;background:#f3f5ed!important;border-radius:14px}.arcade .level-button{min-height:45px;font-size:.7rem}.arcade .level-button span{font-size:.63rem}.arcade .direction-options button{min-height:41px;font-size:.68rem}.arcade .topline,.arcade .status{margin:14px 0!important;gap:8px;flex-wrap:wrap}.arcade .score,.arcade .counter,.arcade #card-count{font-size:.72rem}.arcade .score{padding:5px 9px;border-radius:10px!important;background:#fff5d1!important;color:#927124}.arcade .countdown{margin-bottom:15px}.arcade .countdown-badge{border-width:1px;border-radius:12px;min-width:63px;padding:4px 8px}.arcade .countdown-badge strong{font-size:1.1rem}.arcade .countdown-label{font-size:.55rem}.arcade .timer{min-width:65px;padding:6px 10px;border-width:2px;box-shadow:none}.arcade #timer-value{font-size:1.15rem}.arcade .progress{height:8px;margin:10px 0 22px}.arcade .transform-card{background:#f5f8f0;border-color:#dfe8d7;border-radius:22px;padding:24px 14px}.arcade .word{font-family:inherit;font-size:clamp(2rem,8vw,3rem);letter-spacing:-.04em;margin:14px 0}.arcade .word.word-long{font-size:clamp(1.7rem,6vw,2.8rem)}.arcade .word.sentence{font-size:clamp(1.4rem,5.9vw,2rem);line-height:1.4}.arcade .sentence{font-family:inherit;font-size:clamp(1.5rem,6vw,2.35rem);line-height:1.5}.arcade .blank{color:#256782;border-color:#e5bd33}.arcade .deck{min-height:0!important;padding:0}.arcade .word-card{min-height:0!important;padding:24px 18px!important;border-radius:24px;background:#fcfaf0;border-color:#e9e1c9;box-shadow:0 5px 0 #e5dec9;width:100%;touch-action:pan-y}.arcade .word-card:focus-visible{outline:2px solid #dfc262;outline-offset:3px}.arcade .image-placeholder{display:none}.arcade .translations{padding:13px 16px 6px}.arcade .translation-row.primary dd{font-size:1.35rem}.arcade .translation-row dd{font-size:.85rem}.arcade .translation-row{padding:7px 0}.arcade .word-eyebrow{font-size:.6rem}.arcade .instruction,.arcade .eyebrow{font-size:.76rem;line-height:1.6;color:#6c7b73;margin:17px 0}.arcade .answer-label{font-size:.77rem;color:#5c7366}.arcade .answer-form{margin:23px 0}.arcade .answer-row{display:flex;flex-direction:column;gap:12px}.arcade .answer-input{width:100%;min-height:55px;background:#f7faf5;border:2px solid #dce6d7;border-radius:16px;font-size:1.05rem;padding:13px 15px;font-weight:750}.arcade .answer-input:focus{border-color:#72a690;box-shadow:0 0 0 3px #e6f1e9;outline:none}.arcade .check,.arcade .next,.arcade .restart,.arcade .apply-filter{min-height:50px;padding:12px 19px!important;border-radius:15px!important;background:#1b6580!important;border:0!important;color:white!important;box-shadow:0 5px 0 #124757!important;font-size:.85rem;font-weight:850!important;cursor:pointer}.arcade .check:hover,.arcade .next:hover,.arcade .restart:hover{transform:none;background:#135671!important}.arcade .check:active,.arcade .next:active,.arcade .restart:active{transform:translateY(3px);box-shadow:0 2px 0 #124757!important}.arcade .check:disabled{background:#d5ded4!important;color:#738472!important;box-shadow:0 3px 0 #becabb!important;opacity:1}.arcade .letter-buttons{gap:6px;margin:14px 0}.arcade .letter-buttons button{min-width:34px;min-height:36px;border-radius:10px;border-bottom-width:3px;font-size:.82rem;background:#fff;color:#507762}.arcade .letter-buttons button:disabled{opacity:.35}.arcade .choice-options{gap:10px;grid-template-columns:repeat(2,minmax(0,1fr));margin-top:20px}.arcade .answer-choice{min-height:60px;border-radius:16px;background:#f4f8f1;border:2px solid #dbe5d4;border-bottom-width:5px;color:#446b51;font-size:1.15rem;transition:transform .15s}.arcade .answer-choice:active{transform:translateY(3px)}.arcade .answer-choice.correct{background:#dff2d1;border-color:#a2c68c;color:#3d6e31;opacity:1}.arcade .answer-choice.wrong{background:#ffe4df;border-color:#e5aaa1;color:#a45145;opacity:1}.arcade .choices{margin-top:20px;gap:10px}.arcade .choice{min-height:64px;border-radius:17px;font-size:.9rem;border-bottom:5px solid rgb(0 0 0/.17);box-shadow:none}.arcade .choice.m{background:#217797}.arcade .choice.f{background:#a05784}.arcade .choice:hover{transform:translateY(-2px)}.arcade .choice small{font-size:.6rem}.arcade .feedback{margin-top:22px;padding:20px 16px;border-radius:21px;display:block;min-height:0;scroll-margin:20px}.arcade .feedback:not(.show){display:none}.arcade .feedback.good{background:#e5f3dc;color:#365c2c}.arcade .feedback.bad{background:#ffebe3;color:#864a39}.arcade .feedback>strong,.arcade .feedback>div>strong{font-size:1rem}.arcade .feedback p{font-size:.83rem;line-height:1.6}.arcade .feedback .next{width:100%;margin-top:18px}.arcade .learning-details{margin-top:18px;padding-top:17px;border-color:rgb(40 70 35/.15)}.arcade .learning-details h3{font-size:.9rem}.arcade .learning-details li strong{font-size:.78rem}.arcade .learning-details li p{font-size:.78rem;line-height:1.65}.arcade .verb-paradigm{grid-template-columns:repeat(2,minmax(0,1fr))}.arcade .verb-paradigm>div{padding:8px 10px}.arcade .verb-paradigm dd{font-size:.85rem}.arcade .verb-filter{margin-bottom:17px;border-radius:15px}.arcade .verb-filter summary{font-size:.76rem;padding:11px}.arcade .category-grid{grid-template-columns:1fr;max-height:300px}.arcade .category-option{font-size:.75rem}.arcade .keyboard-tip{font-size:.62rem;margin-top:15px;color:#81917f}.arcade .result{padding:25px 0}.arcade .result h2{font-size:1.9rem}.arcade .result p{font-size:.9rem}.arcade .rule-pill{background:#fff}.arcade .source-example{font-size:.85rem}
.arc-dialog{width:min(440px,calc(100% - 28px));max-height:calc(100dvh - 60px);padding:0;border:1px solid #e2e8dc;border-radius:28px;background:#fdfef9;color:var(--arc-ink);box-shadow:0 24px 100px rgb(25 55 40/.22);overflow:auto}.arc-dialog::backdrop{background:rgb(26 47 41/.45);backdrop-filter:blur(5px)}.arc-dialog-content{position:relative;padding:34px 25px 29px}.arc-dialog h2{font-size:1.7rem;line-height:1.15;margin:12px 0}.arc-dialog p{font-size:.88rem;line-height:1.6}.arc-close{position:absolute;right:12px;top:10px;display:grid;place-items:center;width:32px;height:32px;border:0;border-radius:50%;background:#ecf0e8;color:#6c7b6d;font-size:1.35rem!important;cursor:pointer}.launch-icon{display:grid;place-items:center;width:68px;height:68px;border-radius:23px;background:var(--tile);color:var(--tile-ink);box-shadow:0 5px 0 var(--tile-edge);font-size:2rem;margin:0 0 20px}.launch-modes{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:24px}.launch-modes button{font-size:.8rem!important;padding:11px 9px!important}.launch-modes button[aria-pressed=true]{background:#e0f0dc;border-color:#a3c59a;color:#3e6932}.arc-dialog .language-selector{display:grid;grid-template-columns:1fr;border:0;padding:0;background:none;box-shadow:none;gap:10px;margin:25px 0 0}.arc-dialog .language-button{min-height:46px;border:1px solid #d9e4d4;border-radius:13px;padding:10px 15px;font-size:.9rem;justify-content:center;background:#edf5e9}.arc-dialog .language-button .language-name{display:inline!important}.arc-dialog .language-button[aria-pressed=true]{background:#195e7b;color:white}.arc-round-banner{position:sticky;top:calc(8px + env(safe-area-inset-top));z-index:5;display:flex;align-items:center;gap:10px;margin:0 0 16px;padding:11px 12px 11px 16px;border:1px solid #e9d184;border-bottom-width:3px;border-radius:16px;background:#fff8df;color:#786022;font-size:.82rem;font-weight:850;line-height:1.4;animation:round-banner-in .3s ease-out}.arc-round-banner[hidden]{display:none}.arc-round-banner>span{flex:1}.arc-round-close{display:grid;place-items:center;flex-shrink:0;width:30px;height:30px;border:0;border-radius:50%;background:#f6e7b0;color:#786022;font-size:1.2rem!important;cursor:pointer} round-banner-in{from{opacity:0;transform:translateY(-6px)}}.arc-toast{position:fixed;left:50%;top:calc(18px + env(safe-area-inset-top));z-index:80;transform:translate(-50%,-100px);max-width:calc(100% - 32px);width:max-content;padding:12px 20px;border:1px solid #d4e0c6;border-bottom:4px solid #c0d2ac;border-radius:18px;background:#f4f9df;color:#597335;font-size:.85rem;font-weight:850;box-shadow:0 10px 30px rgb(24 53 32/.12);opacity:0;transition:transform .3s,opacity .3s;pointer-events:none}.arc-toast.visible{transform:translate(-50%,0);opacity:1}.arc-update{position:fixed;left:15px;right:15px;bottom:calc(90px + env(safe-area-inset-bottom));z-index:40;display:flex;align-items:center;gap:12px;background:#fff;padding:12px 16px;border:1px solid var(--arc-line);border-radius:18px;box-shadow:0 8px 40px rgb(20 50 35/.15);font-size:.8rem}.arc-update button{margin-left:auto;min-height:36px!important;font-size:.7rem!important;padding:8px 12px!important}.confetti{position:fixed;pointer-events:none;left:50%;top:28%;z-index:70}.confetti i{position:absolute;width:8px;height:14px;border-radius:3px;background:#eabe37;animation:confetti .95s var(--d) ease-out both}.confetti i:nth-child(3n){background:#78bbaa}.confetti i:nth-child(3n+1){background:#b798d2}.question-enter{animation:question-in .3s ease-out}.answer-hit{animation:answer-pop .3s ease-out}.answer-miss{animation:answer-shake .25s ease-out}
@keyframes mascot-float{0%,100%{transform:translateY(0) rotate(10deg)}50%{transform:translateY(-8px) rotate(6deg)}}@keyframes star-turn{0%,100%{transform:rotate(0)}50%{transform:rotate(30deg)}}@keyframes question-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes answer-pop{50%{transform:scale(1.012)}}@keyframes answer-shake{25%{transform:translateX(-3px)}75%{transform:translateX(3px)}}@keyframes confetti{0%{opacity:1;transform:translate(0,-25px) rotate(0)}100%{opacity:0;transform:translate(var(--x),220px) rotate(var(--r))}}
@media(min-width:560px){.arcade .page{padding-inline:30px}.brand-wordmark{max-width:none;font-size:1rem}.arc-top-stats{gap:20px}.arc-top-stats .arc-stat>span:last-child{display:inline;font-size:.66rem;color:var(--arc-muted)}.quest-hero{padding:35px}.quest-copy{width:65%}.quest-copy>p:not(.quest-label){font-size:.94rem}.quest-art{width:160px;height:225px;right:30px;top:45px}.fr-bubble{width:136px;height:145px;border-radius:35px 35px 35px 8px}.fr-bubble>span{font-size:3.3rem}.fr-bubble i{left:44px;bottom:37px;width:7px;height:10px}.fr-bubble i+i{left:83px}.fr-bubble b{font-size:2rem;left:57px;bottom:6px}.art-sticker{font-size:.9rem;bottom:5px}.arc-game-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.arc-game-card{padding:22px;min-height:270px}.arc-game-card h2{font-size:1.2rem}.arc-bottom-nav{max-width:560px;left:50%;transform:translateX(-50%);bottom:15px;border:1px solid var(--arc-line);border-bottom:4px solid #dfe6dd;border-radius:25px;box-shadow:0 7px 35px rgb(24 53 32/.1);padding-bottom:9px}.nav-item{min-width:100px}.nav-item small{font-size:.66rem}.arcade .quiz,.arcade .card-surface{padding:27px!important}.arcade .choice-options{grid-template-columns:repeat(3,minmax(0,1fr))}.arcade .answer-row{flex-direction:row}.arcade .answer-input{min-width:0}.badge-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.arc-update{max-width:600px;margin:auto}}
@media(min-width:900px){.arcade .arc-topbar{min-height:94px}.hub-journey{display:grid;grid-template-columns:1fr 290px;gap:0 24px}.hub-journey>.section-heading{grid-column:1/-1}.hub-journey .quest-hero{grid-column:1}.hub-journey>.daily-goal{grid-column:2;margin:0;flex-direction:column;justify-content:center;text-align:center;gap:18px}.hub-journey .goal-ring{width:108px;height:108px}.hub-journey .goal-ring:before{inset:10px}.hub-journey .goal-ring strong{font-size:1.15rem}.hub-journey .goal-star{margin:0}.journey-path{grid-column:1/-1;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.arc-game-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.arcade .game-shell{grid-template-columns:minmax(0,1fr) 290px;align-items:start}.arcade-lesson .arc-lesson-hud{max-width:740px}.arcade .quiz,.arcade .card-surface{padding:30px!important}.arcade .memo,.arcade .tips,.arcade aside.card{position:sticky;top:20px}.arcade .word{font-size:3.3rem}.hub-progress,.hub-profile{max-width:780px;margin:auto}.review-list{grid-template-columns:repeat(2,minmax(0,1fr))}.lesson-heading h1{font-size:1.6rem}.arcade .word-card{max-width:480px}.arcade .deck{padding-bottom:10px}.quest-hero{min-height:320px}.arcade .session-options summary{font-size:.8rem}}
@media(max-width:359px){.arcade .page{padding-inline:12px}.arc-top-stats{gap:7px}.brand-wordmark{max-width:58px;font-size:.75rem}.quest-hero{padding:22px 17px}.quest-copy{width:76%}.quest-art{right:-19px;transform:scale(.83);transform-origin:center}.quest-copy h2{font-size:1.65rem}.quest-copy>p:not(.quest-label){max-width:175px}.arc-game-grid{gap:10px}.arc-game-card{padding:14px 12px}.arc-game-card h2{font-size:.96rem}.arcade .verb-paradigm{grid-template-columns:1fr}.arcade .quiz,.arcade .card-surface{padding:17px 13px!important}}
@media(prefers-reduced-motion:reduce){.arcade *,.arcade *:before,.arcade *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.confetti{display:none}}
@media(display-mode:standalone){.arcade .page{padding-top:env(safe-area-inset-top)}.arcade .arc-topbar{min-height:75px}}
.launch-durations{display:flex;gap:8px;margin-top:14px}.launch-durations button{flex:1;padding:8px!important;min-height:40px!important;font-size:.8rem!important}.launch-durations button[aria-pressed=true]{background:#e3edf6;border-color:#92b3c7}

@media(max-width:559px){
  .arc-lesson-hud{grid-template-columns:1fr auto auto;gap:8px 12px}
  .arc-lesson-hud .arc-round{grid-column:1 / 3}
  #arc-round-label{grid-column:3;justify-self:end}
  #arc-combo{grid-column:1;grid-row:2}
  #arc-session-xp{grid-column:2;grid-row:2}
  #arc-listen{grid-column:3;grid-row:2}
}