/* Prof IA V8 – grafica */
:root{
  --ink:#1f1747; --muted:#6b6790; --bg:#f5f2ff; --card:#ffffffee; --line:#e8e3ff;
  --violet:#6c4cf5; --violet2:#8f6bff; --pink:#ff5c8a; --orange:#ff8c42; --gold:#ffb703;
  --green:#12b886; --green-bg:#e7f9f1; --red:#e5384f; --red-bg:#fff0f2; --amber:#f08c00; --amber-bg:#fff6e5;
  --blue:#3b82f6; --radius:24px; --shadow:0 10px 30px #2b1d6b14, 0 2px 6px #2b1d6b0d;
  --font: ui-rounded, "SF Pro Rounded", "Nunito", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);font-family:var(--font);color:var(--ink);min-height:100vh;overflow-x:hidden;padding-bottom:110px}
.blob{position:fixed;border-radius:50%;filter:blur(70px);opacity:.45;z-index:-1;pointer-events:none}
.b1{width:420px;height:420px;background:#c9b8ff;top:-120px;left:-120px}
.b2{width:380px;height:380px;background:#ffc6d9;top:30%;right:-160px}
.b3{width:420px;height:420px;background:#b8f0e0;bottom:-160px;left:10%}

/* Header */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px max(16px,calc((100vw - 820px)/2));background:#ffffffcc;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:10px}
.logo .owl{font-size:30px;display:grid;place-items:center;width:46px;height:46px;border-radius:15px;background:linear-gradient(135deg,var(--violet),var(--pink));box-shadow:0 6px 16px #6c4cf555}
.logo b{display:block;font-size:21px;font-weight:900;letter-spacing:-.3px}
.logo small{color:var(--muted);font-size:12px}
.topActions{display:flex;gap:8px}
.iconBtn{border:1px solid var(--line);background:#fff;border-radius:14px;height:42px;min-width:42px;font-size:18px;cursor:pointer;font-family:inherit;color:var(--ink);font-weight:800}
.iconBtn.wide{font-size:14px;padding:0 14px}

main{max-width:820px;margin:18px auto;padding:0 14px}
.card{background:var(--card);border:1px solid #fff;border-radius:var(--radius);padding:22px;margin-bottom:18px;box-shadow:var(--shadow);backdrop-filter:blur(8px)}
h1{font-size:28px;margin:6px 0 14px;letter-spacing:-.5px;font-weight:900}
h2{font-size:23px;margin:6px 0 12px;letter-spacing:-.3px;font-weight:900}
h3{font-size:18px;margin:22px 0 10px;font-weight:850}
p{line-height:1.6;margin:.4em 0}
.eyebrow{font-size:12px;font-weight:900;letter-spacing:1.4px;color:var(--violet)}
.muted{color:var(--muted)} .small{font-size:13px}
.error{color:var(--red);font-weight:700}
.disclaimer{text-align:center;font-size:12.5px;color:var(--muted);margin:8px 10px 30px}

/* Input */
textarea,input[type=text],input[type=password],input[type=email],input[type=number],select{display:block;width:100%;border:2px solid var(--line);border-radius:16px;padding:13px 14px;font:inherit;font-size:16px;background:#fff;color:var(--ink);transition:border-color .2s, box-shadow .2s}
textarea:focus,input:focus,select:focus{outline:none;border-color:var(--violet2);box-shadow:0 0 0 4px #8f6bff26}
textarea{resize:vertical;line-height:1.5}

/* Bottoni */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:16px;padding:13px 18px;font:inherit;font-size:15.5px;font-weight:850;cursor:pointer;margin:6px 6px 6px 0;transition:transform .12s, box-shadow .2s, filter .2s;color:#fff;background:var(--violet)}
.btn:active{transform:scale(.96)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn.primary{background:linear-gradient(135deg,var(--violet),var(--violet2));box-shadow:0 6px 16px #6c4cf540}
.btn.ghost{background:#f0ecff;color:#4a33c7}
.btn.game{background:linear-gradient(135deg,#ff7a59,#ff4f9a)}
.btn.quiz{background:linear-gradient(135deg,#10b981,#22c7a0)}
.btn.oral{background:linear-gradient(135deg,#8b5cf6,#c06bff)}
.btn.next{background:linear-gradient(135deg,var(--violet),var(--pink));margin-top:12px;width:100%;font-size:17px;padding:15px}
.btn.block{width:100%}
.listen{border:0;border-radius:14px;padding:10px 14px;background:#ece8ff;color:#4a33c7;font:inherit;font-weight:800;cursor:pointer;margin:6px 6px 6px 0}
.listen.rec{background:#ffe3e8;color:var(--red);animation:pulse 1.2s infinite}
.mini{border:0;border-radius:12px;padding:8px 10px;background:#ece8ff;color:#4a33c7;font:inherit;font-size:15px;font-weight:800;cursor:pointer;flex:none}

/* Login */
.loginCard{max-width:440px;margin:40px auto;text-align:center}
.bigOwl{font-size:74px;animation:float 3s ease-in-out infinite}
.loginCard input{text-align:center;font-size:20px;letter-spacing:2px;margin:16px 0 8px}

/* Lezione */
.hero h1{margin-top:4px}
.photoRow{display:flex;gap:10px;margin:12px 0 6px;flex-wrap:wrap}
.photoBtn{flex:1;min-width:150px;display:flex;align-items:center;justify-content:center;gap:6px;padding:14px;border-radius:16px;font-weight:850;cursor:pointer;border:2px dashed;transition:transform .12s}
.photoBtn:active{transform:scale(.97)}
.photoBtn.cam{background:#eef4ff;color:#2556c9;border-color:#9db8ff}
.photoBtn.gal{background:#fff1f6;color:#c42a63;border-color:#ffb1cb}
.photoBtn input{display:none}
.thumbs{display:flex;gap:10px;flex-wrap:wrap;margin:8px 0}
.thumb{position:relative;width:86px;height:86px;border-radius:16px;overflow:hidden;box-shadow:var(--shadow);animation:popIn .3s}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumbDel{position:absolute;top:4px;right:4px;width:26px;height:26px;border-radius:50%;border:0;background:#000a;color:#fff;font-weight:900;cursor:pointer}
.modes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:18px}
.mode{position:relative;overflow:hidden;border:0;border-radius:22px;padding:18px 16px;text-align:left;color:#fff;cursor:pointer;font:inherit;display:flex;flex-direction:column;gap:3px;min-height:128px;box-shadow:0 10px 22px #2b1d6b26;transition:transform .15s, box-shadow .2s}
.mode:hover{transform:translateY(-3px);box-shadow:0 14px 28px #2b1d6b33}
.mode:active{transform:scale(.97)}
.mode::after{content:"";position:absolute;right:-30px;top:-30px;width:110px;height:110px;border-radius:50%;background:#ffffff26}
.mode .mEmoji{font-size:34px;line-height:1}
.mode b{font-size:17px;margin-top:6px}
.mode small{opacity:.92;font-size:13px}
.m-prepare{background:linear-gradient(135deg,#3b82f6,#22c1ee)}
.m-exercise{background:linear-gradient(135deg,#ff7a59,#ff4f9a)}
.m-oral{background:linear-gradient(135deg,#8b5cf6,#c06bff)}
.m-quiz{background:linear-gradient(135deg,#10b981,#22c7a0)}

/* Spiegazione */
.stage{animation:slideUp .35s ease}
.stageHead h2{margin-bottom:14px}
.bigListen{display:flex;flex-direction:column;align-items:center;width:100%;border:0;border-radius:20px;padding:16px;margin:4px 0 14px;font:inherit;font-size:18px;font-weight:900;color:#fff;cursor:pointer;background:linear-gradient(135deg,#3b82f6,#6c4cf5);box-shadow:0 8px 20px #3b82f640}
.bigListen small{font-weight:600;opacity:.85;font-size:12.5px}
.summary p{font-size:16.5px}
.kpGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.kp{position:relative;border-radius:20px;padding:16px 16px 12px;border:2px solid}
.kp .kpEmoji{font-size:28px}
.kp b{display:block;font-size:16px;margin:4px 0}
.kp p{font-size:14.5px;margin:0 0 6px}
.kp .mini{position:absolute;top:10px;right:10px;background:#ffffffaa}
.c0{background:#eef4ff;border-color:#cfe0ff}.c1{background:#fff1f6;border-color:#ffd3e2}.c2{background:#ecfbf5;border-color:#c5efdf}
.c3{background:#f4efff;border-color:#e0d4ff}.c4{background:#fff7e6;border-color:#ffe3a8}.c5{background:#eaf9fd;border-color:#bfeaf6}
.callout{border-radius:18px;padding:14px 16px;margin:14px 0;border-left:6px solid}
.callout b{display:block;margin-bottom:2px}
.callout.fun{background:#fff7e6;border-color:var(--gold)}
.callout.tip{background:#eef4ff;border-color:var(--blue)}
.callout.warn{background:var(--amber-bg);border-color:var(--amber)}
.callout.good{background:var(--green-bg);border-color:var(--green)}
.callout.review{background:#fff1f6;border-color:var(--pink)}
.callout.judge{background:#f4efff;border-color:var(--violet)}
.tryBox{background:#faf8ff;border:2px dashed #ddd3ff;border-radius:18px;padding:14px;margin:10px 0}
.tryQ{font-weight:800;font-size:16.5px;margin:2px 0 8px}
.tryBox textarea{margin:8px 0 2px}
.tryBox .hint{margin:4px 0 6px}
details summary{cursor:pointer;font-weight:800;color:#4a33c7;padding:4px 0}
.nextActions{display:flex;flex-wrap:wrap;gap:4px;margin-top:20px;padding-top:16px;border-top:2px dashed var(--line)}

/* HUD di gioco */
.hud{margin:4px 0 14px}
.hudRow{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.pill{background:#f0ecff;color:#4a33c7;border-radius:999px;padding:7px 13px;font-weight:900;font-size:14px}
.pill.gold{background:#fff4d6;color:#a36a00}
.pill.fire{background:#f3f3f7;color:#888}
.pill.fire.hot{background:linear-gradient(135deg,#ff8c42,#ff4f5a);color:#fff;animation:pulse 1s infinite}
.progress{height:12px;background:#ece8ff;border-radius:999px;overflow:hidden}
.progress>div{height:100%;background:linear-gradient(90deg,var(--violet),var(--pink));border-radius:999px;transition:width .5s ease}
.dots{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.dot{width:34px;height:34px;border-radius:50%;border:2px solid var(--line);background:#fff;font:inherit;font-weight:800;font-size:13px;color:var(--muted);cursor:pointer}
.dot.done{background:#e9e3ff;border-color:#c9b8ff;color:#4a33c7}
.dot.cur{border-color:var(--violet);box-shadow:0 0 0 3px #8f6bff40;color:var(--ink)}

.gameCard{background:#fff;border:2px solid var(--line);border-radius:22px;padding:18px;box-shadow:0 6px 18px #2b1d6b0f}
.gameCard.pop{animation:popIn .35s ease}
.gameCard.shake{animation:shake .45s}
.badge{display:inline-block;background:linear-gradient(135deg,#f0ecff,#ffeef5);color:#4a33c7;font-weight:900;font-size:13px;padding:6px 12px;border-radius:999px;margin-bottom:10px}
.qRow{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.qText{font-size:19px;font-weight:800;line-height:1.45;margin:2px 0 12px}
.answerArea{margin-top:4px}
.row{display:flex;gap:6px;flex-wrap:wrap;align-items:center}
.choices{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.choice{display:flex;align-items:center;gap:10px;text-align:left;border:0;border-radius:18px;padding:16px 14px;font:inherit;font-size:16px;font-weight:800;color:#fff;cursor:pointer;min-height:70px;box-shadow:0 5px 0 #0002;transition:transform .1s, filter .2s, opacity .2s}
.choice:active{transform:translateY(3px);box-shadow:0 2px 0 #0002}
.choice.k0{background:#ff5c8a}.choice.k1{background:#3b82f6}.choice.k2{background:#f59f00}.choice.k3{background:#12b886}
.choice:disabled{opacity:.35;cursor:default}
.choice.right{opacity:1!important;background:var(--green)!important;outline:4px solid #12b88655;animation:bounce .5s}
.choice.wrong{opacity:1!important;background:var(--red)!important;outline:4px solid #e5384f55}
.letter{display:grid;place-items:center;flex:none;width:32px;height:32px;border-radius:10px;background:#ffffff40;font-weight:900}
.tf{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tfBtn{border:0;border-radius:20px;padding:22px 10px;font:inherit;font-size:20px;font-weight:900;color:#fff;cursor:pointer;box-shadow:0 5px 0 #0002}
.tfBtn.yes{background:linear-gradient(135deg,#12b886,#38d9a9)}.tfBtn.no{background:linear-gradient(135deg,#ff6b6b,#ff4f9a)}
.tfBtn:disabled{opacity:.35}
.tfBtn.right{opacity:1;outline:4px solid #12b88666;animation:bounce .5s}.tfBtn.wrong{opacity:1;outline:4px solid #e5384f66;filter:saturate(1.3)}
.fillSentence{font-size:19px;font-weight:700;line-height:2.1}
.fillInput{display:inline-block!important;width:170px!important;margin:0 6px;padding:8px 12px!important;text-align:center;font-weight:900;border-style:dashed!important;border-color:#b9a8ff!important}
.fillInput.right{border:2px solid var(--green)!important;background:var(--green-bg)!important;color:#0b7a59}
.fillInput.wrong{border:2px solid var(--red)!important;background:var(--red-bg)!important;color:var(--red);text-decoration:line-through}
.slots{display:flex;flex-direction:column;gap:8px;margin:10px 0}
.slot{display:flex;align-items:center;gap:10px;text-align:left;border:2px solid #d9cfff;background:#f6f3ff;border-radius:14px;padding:12px;font:inherit;font-size:15.5px;font-weight:700;color:var(--ink);cursor:pointer;min-height:50px}
.slot b{display:grid;place-items:center;flex:none;width:28px;height:28px;border-radius:50%;background:var(--violet);color:#fff;font-size:14px}
.slot.empty{border-style:dashed;background:#fff;color:#bbb;cursor:default}
.slot.right{border-color:var(--green);background:var(--green-bg)}.slot.wrong{border-color:var(--red);background:var(--red-bg)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:6px}
.chip{border:0;border-radius:999px;padding:11px 16px;font:inherit;font-weight:800;font-size:15px;color:#fff;background:linear-gradient(135deg,#8b5cf6,#ff5c8a);cursor:pointer;box-shadow:0 4px 0 #0002;animation:popIn .25s}
.gameCard textarea{margin:6px 0}
.hint{margin-top:12px;background:#fffbea;border-radius:14px;padding:6px 12px}
.feedback{margin-top:14px;border-radius:18px;padding:14px 16px;animation:slideUp .3s}
.feedback.ok{background:var(--green-bg);border:2px solid #9ee6c9}
.feedback.bad{background:var(--red-bg);border:2px solid #ffb3bf}
.feedback.wait{background:#f4efff;border:2px solid #dcd0ff}
.fbTitle{font-size:21px;font-weight:900}
.feedback.ok .fbTitle{color:#0b7a59}.feedback.bad .fbTitle{color:var(--red)}
.rightAns{color:#0b7a59}
.rightAns b{color:#0b7a59}

/* Verifica */
.qOptions{display:flex;flex-direction:column;gap:10px}
.qOpt{display:flex;align-items:center;gap:12px;text-align:left;border:2px solid var(--line);background:#fff;border-radius:16px;padding:14px;font:inherit;font-size:16px;font-weight:700;color:var(--ink);cursor:pointer;transition:all .15s}
.qOpt .letter{background:#f0ecff;color:#4a33c7}
.qOpt:hover{border-color:#c9b8ff}
.qOpt.sel{border-color:var(--violet);background:#f4efff;box-shadow:0 0 0 3px #8f6bff30}
.qOpt.sel .letter{background:var(--violet);color:#fff}
.navRow{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px;margin-top:14px}

/* Risultati */
.scoreCard{text-align:center;border-radius:22px;padding:18px 14px;margin:-4px -4px 10px;color:var(--ink)}
.scoreCard.sc-top{background:linear-gradient(160deg,#e7f9f1,#fff7e6)}
.scoreCard.sc-good{background:linear-gradient(160deg,#e7f9f1,#eef4ff)}
.scoreCard.sc-mid{background:linear-gradient(160deg,#fff6e5,#fff1f6)}
.scoreCard.sc-low{background:linear-gradient(160deg,#fff0f2,#f4efff)}
.stars{font-size:40px;letter-spacing:6px;color:#e3def5}
.stars .on{color:var(--gold);text-shadow:0 3px 10px #ffb70366;display:inline-block;animation:bounce .6s}
.score{font-size:76px;font-weight:950;line-height:1;letter-spacing:-2px}
.score small{font-size:26px;color:var(--muted);letter-spacing:0}
.scoreCard.sc-top .score,.scoreCard.sc-good .score{color:#0b7a59}
.scoreCard.sc-mid .score{color:#c96f00}
.scoreCard.sc-low .score{color:var(--red)}
.scoreMsg{font-size:18px;font-weight:850;margin:6px 0 10px}
.tally{display:flex;justify-content:center;flex-wrap:wrap;gap:8px}
.t{border-radius:999px;padding:6px 12px;font-weight:900;font-size:14px}
.t.ok{background:#d3f5e6;color:#0b7a59}.t.bad{background:#ffdbe0;color:#c21f37}.t.part{background:#ffe9c7;color:#a35a00}.t.wait{background:#ece8ff;color:#4a33c7}
.formula{font-size:13.5px;color:var(--muted);margin-top:10px}
.gamePts{font-weight:900;color:#a36a00}
.coachWait{display:flex;align-items:center;gap:10px;background:#f4efff;border-radius:16px;padding:14px;font-weight:700;color:#4a33c7}
.spinner{width:20px;height:20px;border:3px solid #c9b8ff;border-top-color:var(--violet);border-radius:50%;animation:spin .8s linear infinite;flex:none}
.listHead{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:6px}
.switch{font-size:14px;font-weight:700;color:var(--muted);display:flex;align-items:center;gap:6px;cursor:pointer}
.switch input{width:18px;height:18px}
.answers{display:flex;flex-direction:column;gap:10px}
.ans{border-radius:18px;padding:14px 16px;border:2px solid;border-left-width:8px}
.ans.ok{background:#f3fcf8;border-color:#bdebd7}
.ans.bad{background:var(--red-bg);border-color:#ffb3bf}
.ans.part{background:var(--amber-bg);border-color:#ffd8a0}
.ans.wait{background:#f8f6ff;border-color:#e3dbff}
.ansQ{display:flex;gap:8px;align-items:flex-start;font-size:16px}
.ansIcon{flex:none}
.given{margin:.5em 0 .2em}
.ans.ok .given span{color:#0b7a59;font-weight:800}
.ans.bad .given span{color:var(--red);font-weight:800;text-decoration:line-through;text-decoration-thickness:2px}
.ans.part .given span{color:#b35c00;font-weight:800}
.ans.wait .given span{font-weight:700}
.ans.bad .ansQ b{color:#a3162c}
.why,.deep{margin-top:8px;padding:10px 12px;border-radius:12px;background:#ffffffb3}
.deep{background:#eef4ff}
.why p,.deep p{margin:.2em 0 0}
.mailRow{margin-top:14px}

/* Preferenze e area genitore */
.settings details{border-top:1px solid var(--line);padding:8px 0}
.settings details:first-child{border-top:0}
.settings summary{font-size:17px;padding:8px 0}
.settings label{display:block;margin:12px 0 6px;font-size:14px;font-weight:750}
.settings label input,.settings label select{margin-top:6px}
.checkline{display:flex!important;align-items:center;gap:8px}
.checkline input{width:20px!important;height:20px;margin:0!important}

/* Player voce */
.player{position:fixed;left:50%;bottom:max(14px,env(safe-area-inset-bottom));transform:translateX(-50%);z-index:40;display:flex;align-items:center;gap:8px;width:min(560px,calc(100% - 20px));background:#1f1747f2;color:#fff;border-radius:22px;padding:10px 12px;box-shadow:0 14px 34px #1f174766;backdrop-filter:blur(10px);animation:slideUp .3s}
.plInfo{flex:1;min-width:0}
.plInfo b{display:block;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.plInfo .muted{color:#c9c3ef}
.plTrack{height:6px;background:#ffffff2e;border-radius:999px;margin-top:6px;overflow:hidden}
#plBar{height:100%;width:0;background:linear-gradient(90deg,#8f6bff,#ff5c8a);transition:width .3s}
.plBtn{flex:none;width:44px;height:44px;border:0;border-radius:14px;background:#ffffff1f;color:#fff;font-size:18px;cursor:pointer}
.plBtn.main{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,#8f6bff,#ff5c8a);font-size:22px}
.plBtn.rate{font-size:14px;font-weight:900;font-family:var(--font)}

/* Caricamento, toast, effetti */
.loading{position:fixed;inset:0;z-index:50;display:grid;place-items:center;background:#1f174755;backdrop-filter:blur(4px)}
.loadBox{background:#fff;border-radius:26px;padding:26px 30px;text-align:center;box-shadow:0 20px 50px #1f174755;max-width:88vw;animation:popIn .3s}
.loadOwl{font-size:62px;animation:float 1.6s ease-in-out infinite}
.loadBox p{font-weight:850;font-size:17px;margin:8px 0 0}
.dotsAnim{display:flex;gap:6px;justify-content:center;margin-top:6px}
.dotsAnim i{width:10px;height:10px;border-radius:50%;background:var(--violet);animation:dots 1s infinite}
.dotsAnim i:nth-child(2){animation-delay:.15s;background:var(--pink)}.dotsAnim i:nth-child(3){animation-delay:.3s;background:var(--gold)}
.toast{position:fixed;left:50%;top:76px;transform:translateX(-50%);z-index:60;background:#1f1747;color:#fff;border-radius:16px;padding:12px 18px;font-weight:700;max-width:92vw;text-align:center;box-shadow:0 10px 30px #1f174755;animation:slideDown .3s}
.fx{position:fixed;inset:0;pointer-events:none;z-index:70}
.floatPts{position:fixed;z-index:71;transform:translateX(-50%);font-size:28px;font-weight:950;color:#ffb703;text-shadow:0 2px 0 #a36a00,0 6px 16px #0003;pointer-events:none;animation:floatUp 1.2s ease-out forwards}

@keyframes popIn{from{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}
@keyframes slideUp{from{transform:translateY(14px);opacity:0}to{transform:none;opacity:1}}
@keyframes slideDown{from{transform:translate(-50%,-12px);opacity:0}to{transform:translate(-50%,0);opacity:1}}
@keyframes shake{0%,100%{transform:none}20%{transform:translateX(-9px)}40%{transform:translateX(8px)}60%{transform:translateX(-6px)}80%{transform:translateX(4px)}}
@keyframes bounce{0%{transform:scale(1)}40%{transform:scale(1.08)}100%{transform:scale(1)}}
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes dots{0%,100%{transform:translateY(0);opacity:.5}50%{transform:translateY(-7px);opacity:1}}
@keyframes floatUp{from{opacity:1;transform:translate(-50%,0) scale(.8)}to{opacity:0;transform:translate(-50%,-70px) scale(1.2)}}
@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important}}
@media(max-width:520px){
  h1{font-size:24px} .card{padding:17px;border-radius:22px}
  .modes{gap:10px}.mode{min-height:118px;padding:15px 13px}.mode b{font-size:15.5px}.mode small{font-size:12px}
  .choices{grid-template-columns:1fr}.choice{min-height:58px}
  .qText{font-size:17.5px}.score{font-size:64px}
  .iconBtn.wide{font-size:13px;padding:0 10px}
  .navRow .btn{flex:1}
}

/* ================= V4 ================= */
/* Foto numerate */
.thumb{width:74px;height:74px}
.thumbN{position:absolute;left:5px;bottom:5px;background:#000b;color:#fff;font-size:11px;font-weight:900;border-radius:8px;padding:1px 6px}
.thumbClear{align-self:center;border:0;background:#fff0f2;color:var(--red);border-radius:14px;padding:10px 12px;font:inherit;font-weight:800;cursor:pointer}

/* I miei argomenti */
.library{margin-bottom:16px;padding-bottom:12px;border-bottom:2px dashed var(--line)}
.libList{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.libItem{display:flex;align-items:stretch;gap:6px}
.libItem.cur .libOpen{border-color:var(--violet2);background:#f4efff}
.libOpen{flex:1;text-align:left;border:2px solid var(--line);background:#fff;border-radius:16px;padding:10px 14px;font:inherit;color:var(--ink);cursor:pointer}
.libOpen b{display:block;font-size:15px}
.libOpen small{color:var(--muted)}
.libDel{border:0;background:#fff0f2;color:var(--red);border-radius:14px;width:42px;font-weight:900;cursor:pointer}

/* Scheda argomento */
.topicCard{margin-top:18px;border-radius:22px;padding:16px;background:linear-gradient(135deg,#f6f2ff,#fff4f8);border:2px solid #fff;box-shadow:inset 0 0 0 1px var(--line)}
.tcHead{display:flex;justify-content:space-between;gap:12px;align-items:center}
.tcHead h2{margin:2px 0}
.prepRing{flex:none;width:84px;height:84px;border-radius:50%;display:grid;place-content:center;text-align:center;background:conic-gradient(var(--green) calc(var(--p)*1%), #e8e3ff 0);position:relative}
.prepRing::before{content:"";position:absolute;inset:9px;border-radius:50%;background:#fff}
.prepRing b,.prepRing small{position:relative;line-height:1.05}
.prepRing b{font-size:19px;font-weight:900}
.prepRing small{font-size:11px;color:var(--muted)}
.tcChips{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 4px}
.chipBtn{display:inline-flex;align-items:center;gap:4px;border:2px solid var(--line);background:#fff;border-radius:999px;padding:8px 14px;font:inherit;font-weight:800;font-size:14px;color:var(--ink);cursor:pointer}
.chipBtn small{color:var(--muted);font-weight:700}
.chipBtn.lang input{width:18px;height:18px;margin:0}
.chipBtn.lang.on{border-color:#7fd8b8;background:var(--green-bg)}
.checkline.full{margin:8px 0;font-weight:700;font-size:14.5px}
.covWrap{margin:10px 0}
.covWrap summary{cursor:pointer;font-weight:850}
.covList{display:flex;flex-direction:column;gap:7px;margin-top:10px}
.cov{display:grid;grid-template-columns:minmax(0,1fr) 90px auto auto;gap:8px;align-items:center;font-size:13.5px}
.covName{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.covBar{height:9px;border-radius:9px;background:#e8e3ff;overflow:hidden}
.covBar i{display:block;height:100%;border-radius:9px}
.covBar i.g{background:var(--green)} .covBar i.m{background:var(--gold)} .covBar i.l{background:var(--red)}
.covN{font-weight:800;color:var(--muted);font-size:12.5px;min-width:44px;text-align:right}
.covErr{font-size:12px;font-weight:800;color:var(--pink)}
.errBox{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;background:#fff;border-radius:16px;padding:12px 14px;margin-top:10px;border-left:6px solid var(--pink)}
.errBox.clean{border-left-color:var(--green)}
.errBox p{margin:2px 0}

/* Badge recupero errori */
.badgeRow{display:flex;flex-wrap:wrap;gap:8px}
.badge.review{background:linear-gradient(135deg,#ffe8f0,#fff3e0);color:#c42a63}
.revNote{color:#c42a63;font-weight:800;margin:4px 0}
.callout.errBook{background:#fff4f8;border-color:var(--pink)}

/* Lingua straniera: parole da toccare */
.ftext .w{cursor:pointer;border-bottom:2px dotted #b9a8ff;border-radius:4px;transition:background .15s;-webkit-tap-highlight-color:transparent}
.ftext .w:hover{background:#f0ecff}
.ftext .w.on{background:#ffe066;border-bottom-color:transparent}
.wordPop{position:fixed;z-index:60;max-width:min(320px,92vw);background:#1f1747;color:#fff;border-radius:16px;padding:10px 12px 10px 14px;display:flex;align-items:center;gap:10px;box-shadow:0 12px 30px #1f174766;animation:popIn .15s}
.wordPop::after{content:"";position:absolute;left:var(--arrow,50%);bottom:-7px;transform:translateX(-50%);border:8px solid transparent;border-bottom:0;border-top-color:#1f1747}
.wordPop.below::after{bottom:auto;top:-7px;border-top:0;border-bottom:8px solid #1f1747}
.wordPop b{font-size:16px;color:#ffe066}
.wordPop span{font-size:15px;line-height:1.35}
.wpSay{border:0;background:#ffffff22;color:#fff;border-radius:10px;padding:6px 8px;font-size:15px;cursor:pointer;flex:none}
.qBlock{margin-bottom:6px}
.trWrap{margin:2px 0 6px}
.trBtn{font-size:13px;padding:6px 10px}
.trBtn.on{background:#d9f5ea;color:#0b7a57}
.trans{background:#f2fbf7;border-radius:12px;padding:8px 12px;margin:6px 0;color:#0b5e44;font-size:15px}
.correction{background:#eef4ff;border-radius:12px;padding:8px 12px}
.vocab{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:10px}
.voc{background:#fff;border:2px solid var(--line);border-radius:16px;padding:10px 12px}
.vocTop{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.vocTop b{font-size:17px;color:#4a33c7}
.vocTop .mini{margin-left:auto;padding:5px 8px;font-size:13px}
.vocEx{display:flex;align-items:center;gap:6px;justify-content:space-between;margin-top:6px;font-style:italic}
.vocEx .mini{padding:5px 8px;font-size:13px}
.reading{background:#fffdf3;border-radius:18px;padding:14px 16px;border:2px solid #ffeaa7}
.readText{font-size:17px;line-height:1.75}

/* Finestra scelta classe */
.modal{position:fixed;inset:0;z-index:70;background:#1f174766;backdrop-filter:blur(4px);display:grid;place-items:center;padding:14px}
.modalBox{background:#fff;border-radius:24px;padding:22px;max-width:520px;width:100%;max-height:92vh;overflow:auto;text-align:center;box-shadow:var(--shadow);animation:popIn .25s}
.bigOwl.small{font-size:48px}
.lvGroup{margin:12px 0;text-align:left}
.lvGroup b{font-size:14px}
.lvRow{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.lvBtn{border:2px solid var(--line);background:#f8f6ff;border-radius:14px;padding:10px 14px;font:inherit;font-weight:800;color:var(--ink);cursor:pointer}
.lvBtn.sug{border-color:var(--violet2);background:#efe9ff}
.lvBtn:active{transform:scale(.96)}
@media (max-width:520px){.cov{grid-template-columns:minmax(0,1fr) 60px auto}.covErr{display:none}.prepRing{width:70px;height:70px}}

/* ================= V5: esercizi su carta ================= */
.m-paper{grid-column:1/-1;min-height:96px;background:linear-gradient(135deg,#2563eb,#06b6d4)}
.m-paper .sugTag{display:none;position:absolute;top:12px;right:14px;background:#fff;color:#1d4ed8;font-size:11.5px;font-weight:900;padding:4px 9px;border-radius:999px;letter-spacing:.3px}
.m-paper.suggest .sugTag{display:block}
.m-paper.suggest{box-shadow:0 0 0 4px #93c5fd,0 10px 22px #2b1d6b26}
.btn.paper{background:linear-gradient(135deg,#2563eb,#06b6d4)}
.checkMine{margin-top:12px}
.paperBox{margin:10px 0}
.paperBox .photoRow{margin:6px 0}
.howTo{background:#eef6ff;border-radius:16px;padding:12px 14px 12px 34px;margin:12px 0;font-weight:700;font-size:14.5px;color:#1e3a8a}
.howTo li{margin:3px 0}
.dataBox{background:#f8fafc;border:2px solid #e2e8f0;border-radius:16px;padding:10px 14px;margin:10px 0}
.dataBox ul{margin:6px 0 0;padding-left:20px}
.goal{font-size:16px;margin:8px 0}
.paperTip{background:#fffbea;border-radius:12px;padding:8px 12px;font-size:14.5px}
.hints{display:flex;flex-direction:column;gap:6px}
.checkBox{border-radius:18px;padding:14px;margin:8px 0;background:#fff;border:2px solid var(--line);text-align:left}
.checkBox.corretto{border-color:#9be3c9}
.checkBox.parziale{border-color:#ffd8a0}
.checkBox.errato{border-color:#ffb3bf}
.ckHead{font-weight:900;font-size:16.5px;margin-bottom:8px}
.ckRead summary,.ckSol summary,.ckInRes summary{cursor:pointer;font-weight:800;margin:6px 0}
.ckReading,.solution{font-family:ui-monospace,"Cascadia Mono",Consolas,monospace;font-size:14px;background:#f8fafc;border-radius:12px;padding:10px 12px;line-height:1.55;overflow-x:auto;white-space:pre}
.solution{white-space:pre-wrap}
.steps{list-style:none;padding:0;margin:10px 0;display:flex;flex-direction:column;gap:6px}
.steps li{display:flex;gap:10px;align-items:flex-start;border-radius:12px;padding:8px 10px}
.steps li.ok{background:var(--green-bg)}
.steps li.bad{background:var(--red-bg)}
.stIcon{flex:none;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-weight:900;color:#fff;background:var(--green)}
.steps li.bad .stIcon{background:var(--red)}
.stText{font-family:ui-monospace,Consolas,monospace;font-size:14px;overflow-wrap:anywhere}
.steps small{color:var(--muted);display:block;margin-top:2px}
.steps li.bad small{color:#a1122b;font-weight:700}
.firstErr{background:var(--red-bg);border-left:6px solid var(--red);border-radius:12px;padding:10px 12px;margin:10px 0}
.ckAns{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0}
.ckAns span{border-radius:12px;padding:6px 10px;font-size:14.5px}
.ckAns .ok{background:var(--green-bg)} .ckAns .bad{background:var(--red-bg);text-decoration:none}
.retry{margin-top:12px;padding-top:10px;border-top:2px dashed var(--line)}

/* ================= V6: kit di studio ================= */
.kitTabs{display:flex;gap:6px;overflow-x:auto;padding:4px 2px 8px;margin:6px -2px 4px;scrollbar-width:none;position:sticky;top:70px;z-index:5;background:linear-gradient(#fff 85%,#fff0)}
.kitTabs::-webkit-scrollbar{display:none}
.kitTab{flex:none;border:2px solid var(--line);background:#fff;border-radius:999px;padding:9px 14px;font:inherit;font-weight:800;font-size:14px;color:var(--ink);cursor:pointer;display:inline-flex;align-items:center;gap:4px}
.kitTab.on{background:linear-gradient(135deg,var(--violet),var(--violet2));color:#fff;border-color:transparent;box-shadow:0 6px 14px #6c4cf544}
.tabSpin{width:12px;height:12px;border:2px solid #c9bdfc;border-top-color:var(--violet);border-radius:50%;animation:spin .8s linear infinite;margin-left:4px}
@keyframes spin{to{transform:rotate(360deg)}}
.kitTools{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 12px}
.kitTools .btn{padding:9px 14px;font-size:14px}
.kitWait{display:flex;gap:14px;align-items:center;background:#f6f2ff;border-radius:18px;padding:18px;margin:10px 0}
.why{background:#fffbea;border-radius:12px;padding:8px 12px;font-size:14.5px}
.chipBtn.kitChip{background:#f4efff;border-color:#d9ccff}

/* Come studiare */
.plan{list-style:none;padding:0;margin:12px 0;display:flex;flex-direction:column;gap:10px}
.plan li{display:flex;gap:12px;align-items:flex-start;background:#fff;border:2px solid var(--line);border-radius:18px;padding:12px}
.plan li.done{background:var(--green-bg);border-color:#9be3c9}
.plan li.done .plText b{text-decoration:line-through;text-decoration-color:#0b7a5788}
.plCheck{display:flex;flex-direction:column;align-items:center;gap:4px;cursor:pointer}
.plCheck input{width:22px;height:22px}
.plNum{font-weight:900;color:var(--violet)}
.plText p{margin:4px 0 8px;font-size:14.5px}
.plGo{font-size:13.5px}

/* Mappa a cascata */
.mapWrap{overflow-x:auto;padding:6px 2px 10px}
.mapRoot{display:inline-block;background:linear-gradient(135deg,var(--violet),#a66bff);color:#fff;font-weight:900;font-size:17px;border-radius:16px;padding:12px 18px;margin-bottom:6px}
.mapRoot small{display:block;font-weight:600;opacity:.9}
.mapTree,.mapTree ul{list-style:none;margin:0;padding-left:20px;position:relative}
.mapTree{padding-left:14px}
.mapTree li{position:relative;padding:5px 0 5px 14px}
.mapTree li::before{content:"";position:absolute;left:0;top:0;bottom:0;border-left:2px solid #d7cdfb}
.mapTree li:last-child::before{bottom:auto;height:24px}
.mapTree li::after{content:"";position:absolute;left:0;top:24px;width:12px;border-top:2px solid #d7cdfb}
.mnBox{display:inline-flex;flex-direction:column;gap:2px;max-width:100%;border-radius:14px;padding:8px 12px;border:2px solid #e3dcff;background:#fff;position:relative;padding-right:30px;cursor:default}
.mn.has>.mnBox{cursor:pointer}
.mn.d1>.mnBox{background:#efe9ff;border-color:#c9b8ff}
.mn.d2>.mnBox{background:#e9f6ff;border-color:#b6dcfb}
.mn.d3>.mnBox{background:#effaf4;border-color:#b5e8cd}
.mn.d4>.mnBox{background:#fff7e8;border-color:#ffdca3}
.mnBox .rel{font-style:italic;font-size:12px;color:var(--muted)}
.mnBox b{font-size:15px}
.mnBox small{color:#555;font-size:12.5px}
.tog::after{content:"▾";position:absolute;right:10px;top:8px;color:var(--violet);font-weight:900}
.mn.closed>.mnBox .tog::after{content:"▸"}
.mn.closed>ul{display:none}

/* Riassunto */
.sumSecs{display:flex;flex-direction:column;gap:10px;margin:10px 0}
.sumSec{border-radius:18px;padding:12px 14px;background:#fff;border:2px solid var(--line);border-left-width:7px}
.sumSec.c0{border-left-color:#8b5cf6}.sumSec.c1{border-left-color:#3b82f6}.sumSec.c2{border-left-color:#10b981}.sumSec.c3{border-left-color:#f59e0b}.sumSec.c4{border-left-color:#ec4899}.sumSec.c5{border-left-color:#06b6d4}
.sumSec h4{margin:0;font-size:16px}
.sumSec mark{background:#fff3a3;border-radius:4px;padding:0 2px}
.kws{display:flex;flex-wrap:wrap;gap:6px}
.kw{background:#f4efff;color:#4a33c7;font-weight:800;font-size:12.5px;border-radius:999px;padding:4px 10px}
.mySum{margin-top:18px;padding:16px;border-radius:20px;background:linear-gradient(135deg,#eef6ff,#f6f2ff);border:2px solid #fff;box-shadow:inset 0 0 0 1px var(--line)}
.mySum textarea{margin-top:10px}
.mySumRes{margin-top:12px}

/* Flashcard */
.fcTop{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0}
.fcCard{perspective:1200px;height:240px;margin:14px 0 8px;cursor:pointer;-webkit-tap-highlight-color:transparent}
.fcInner{position:relative;width:100%;height:100%;transition:transform .5s;transform-style:preserve-3d}
.fcCard.flip .fcInner{transform:rotateY(180deg)}
.fcFace{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:24px;padding:18px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;box-shadow:var(--shadow)}
.fcFace small{position:absolute;top:12px;left:0;right:0;font-weight:900;font-size:11px;letter-spacing:.8px;opacity:.75}
.fcFront{background:linear-gradient(135deg,#6c4cf5,#a66bff);color:#fff}
.fcBack{background:#fff;border:3px solid #c9b8ff;transform:rotateY(180deg)}
.fcText{font-size:20px;font-weight:800;line-height:1.35;overflow:auto;max-height:180px}
.fcBack .fcText{font-size:17px;font-weight:700}
.fcBtns{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:10px 0}
.fcSay{justify-content:center}
.fcDone{text-align:center;padding:18px;background:#f6f2ff;border-radius:20px;margin:12px 0}

/* Tabella e formulario */
.tblWrap{overflow-x:auto;border-radius:16px;border:2px solid var(--line)}
.cmpTable{border-collapse:collapse;width:100%;min-width:480px;font-size:14.5px}
.cmpTable th,.cmpTable td{padding:9px 11px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.cmpTable thead th{background:#efe9ff;color:#3b2a9e}
.cmpTable tbody th{background:#faf8ff}
.cmpTable tbody tr:nth-child(even) td{background:#fcfbff}
.fmGrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:10px}
.fm{background:#fff;border:2px solid var(--line);border-radius:18px;padding:12px 14px;border-top-width:6px}
.fm.c0{border-top-color:#8b5cf6}.fm.c1{border-top-color:#3b82f6}.fm.c2{border-top-color:#10b981}.fm.c3{border-top-color:#f59e0b}.fm.c4{border-top-color:#ec4899}.fm.c5{border-top-color:#06b6d4}
.fmFormula{font-family:ui-monospace,"Cascadia Mono",Consolas,monospace;font-size:19px;font-weight:800;background:#f8fafc;border-radius:12px;padding:10px 12px;margin:8px 0;overflow-x:auto}
.fmEx{font-size:14px;color:#334}
.prList{display:flex;flex-direction:column;gap:8px;text-align:left;margin:14px 0}

/* ================= Stampa ================= */
#printArea{display:none}
@media print{
  body.printing>*:not(#printArea){display:none!important}
  body.printing{background:#fff!important}
  body.printing #printArea{display:block;color:#000;font-size:11.5pt;line-height:1.45;font-family:Georgia,"Times New Roman",serif}
  @page{margin:14mm}
  #printArea h1{font-size:18pt;margin:0}
  #printArea h2{font-size:15pt;border-bottom:2px solid #000;padding-bottom:3px;margin:0 0 8px}
  #printArea h3{font-size:12.5pt;margin:12px 0 4px}
  #printArea p{margin:4px 0}
  .pHead{display:flex;justify-content:space-between;align-items:flex-end;border-bottom:3px double #000;padding-bottom:6px;margin-bottom:12px}
  .pHead p{margin:2px 0 0;font-size:10pt;color:#333}
  .pLogo{font-weight:bold;font-size:11pt}
  .pSec{break-before:page}
  .pHead+.pSec{break-before:auto}
  .pBreak{break-before:page}
  .pLines div{border-bottom:1px solid #999;height:9mm}
  .pSol{margin-top:10px;font-size:9.5pt;border-top:1px dashed #666;padding-top:4px}
  .pRoot{display:inline-block;border:2.5px solid #000;border-radius:8px;padding:6px 12px;font-weight:bold;font-size:13pt;margin-bottom:6px}
  .pMap,.pMap ul{list-style:none;padding-left:18px;margin:0;border-left:1.5px solid #555}
  .pMap li{margin:5px 0;break-inside:avoid}
  .pNode{display:inline-block;border:1.5px solid #333;border-radius:6px;padding:3px 8px}
  .pMap>li>.pNode{border-width:2px;font-size:12pt}
  .pKw{font-size:10pt;font-style:italic}
  #printArea mark{background:none;font-weight:bold;text-decoration:underline}
  .pCards{display:grid;grid-template-columns:1fr 1fr;gap:0}
  .pCard{display:grid;grid-template-columns:1fr 1fr;border:1.5px dashed #555;min-height:32mm;break-inside:avoid;font-size:10.5pt}
  .pFront,.pBack{padding:6px 8px;display:flex;align-items:center;justify-content:center;text-align:center}
  .pFront{font-weight:bold;border-right:1px solid #000}
  .pBack{background:#f2f2f2}
  .cmpTable{min-width:0;font-size:10pt}
  .cmpTable th,.cmpTable td{border:1px solid #444;padding:4px 6px;background:none!important;color:#000!important}
  .pForm{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .pFm{border:1.5px solid #333;border-radius:6px;padding:6px 8px;break-inside:avoid}
  .pFm .fmFormula{background:none;border:1px solid #999;font-size:13pt;padding:4px 6px;margin:4px 0}
  .pPlan li{margin:6px 0}
}

/* ================= V7: barra di caricamento ================= */
.loadBox{min-width:min(340px,88vw)}
.loading.closing{opacity:0;transition:opacity .3s}
.pbar{height:14px;border-radius:999px;background:#eee9ff;overflow:hidden;margin:14px 0 6px;box-shadow:inset 0 1px 2px #0001}
.pbar i{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--violet),var(--pink));transition:width .25s linear;position:relative;overflow:hidden}
.pbar i::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#fff0,#ffffff66,#fff0);animation:shine 1.4s infinite}
@keyframes shine{from{transform:translateX(-100%)}to{transform:translateX(100%)}}
.pbNums{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:13.5px;color:var(--muted)}
.pbNums b{font-size:22px;color:var(--ink);font-variant-numeric:tabular-nums}
.miniProg{margin-top:8px}
.miniProg .pbar{height:10px;margin:6px 0 4px}
.miniProg .pbNums b{font-size:16px}
.grow{flex:1;min-width:0}
.coachWait .grow{display:flex;flex-direction:column}

/* ================= V7: archivio ================= */
.archive{padding-bottom:16px}
.archHead{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}
.archHead h2{margin:4px 0 2px;font-size:22px}
.archCount{flex:none;background:#f0ecff;color:#4a33c7;font-weight:900;font-size:13px;border-radius:999px;padding:6px 12px;margin-top:4px}
.archCount:empty{display:none}
.archSearch{width:100%;margin:8px 0 4px}
.archChips{display:flex;gap:6px;overflow-x:auto;padding:4px 0;scrollbar-width:none}
.archChip{flex:none;border:2px solid var(--line);background:#fff;border-radius:999px;padding:7px 12px;font:inherit;font-weight:800;font-size:13.5px;color:var(--ink);cursor:pointer}
.archChip.on{background:var(--violet);border-color:var(--violet);color:#fff}
.archEmpty{background:#faf8ff;border:2px dashed var(--line);border-radius:16px;padding:14px;text-align:center;color:var(--muted);font-weight:700}
.archGroup{margin-top:10px;border-radius:18px;background:#faf8ff;border:1px solid var(--line);padding:4px 10px 10px}
.archGroup>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:8px;padding:8px 2px;font-size:16px}
.archGroup>summary::-webkit-details-marker{display:none}
.archGroup>summary::after{content:"▾";margin-left:auto;color:var(--violet);font-weight:900}
.archGroup:not([open])>summary::after{content:"▸"}
.archGroup>summary small{color:var(--muted);font-weight:700}
.agEmoji{font-size:22px}
.archList{display:flex;flex-direction:column;gap:10px}
.archCard{background:#fff;border:2px solid var(--line);border-radius:16px;overflow:hidden}
.archCard.cur{border-color:var(--violet2);box-shadow:0 0 0 3px #8f6bff22}
.acMain{display:block;width:100%;text-align:left;border:0;background:none;padding:12px 14px 8px;font:inherit;color:var(--ink);cursor:pointer}
.acMain b{display:block;font-size:16px}
.acMain small{color:var(--muted)}
.acBar{height:6px;border-radius:6px;background:#eee9ff;margin:8px 0 6px;overflow:hidden}
.acBar i{display:block;height:100%;background:var(--green);border-radius:6px}
.acBadges{display:flex;flex-wrap:wrap;gap:6px}
.acBadges span{font-size:12px;font-weight:800;background:#f4f2fb;color:#5b5585;border-radius:999px;padding:3px 9px}
.acBadges span.err{background:#fff0f4;color:#c42a63}
.acActions{display:flex;flex-wrap:wrap;gap:6px;padding:8px 10px 10px;border-top:1px solid var(--line)}
.acBtn{border:0;background:#f4f2fb;color:var(--ink);border-radius:12px;padding:8px 11px;font:inherit;font-weight:800;font-size:13.5px;cursor:pointer}
.acBtn.go{background:var(--violet);color:#fff}
.acBtn.del{margin-left:auto;background:#fff0f2;color:var(--red)}
.appendBar{display:flex;flex-direction:column;gap:6px;background:#eef6ff;border:2px dashed #93c5fd;border-radius:18px;padding:12px 14px;margin:6px 0 10px}

/* ================= V7: pagine, vero o falso, mascotte, compito ================= */
.pgNav{display:flex;align-items:center;gap:10px;margin:10px 0 4px}
.pgBtn{border:0;background:#f0ecff;color:#4a33c7;border-radius:12px;padding:10px 14px;font:inherit;font-weight:900;cursor:pointer;flex:none}
.pgBtn.next{background:var(--violet);color:#fff}
.pgBtn:disabled{opacity:.35;cursor:default}
.pgMid{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px}
.pgDots{display:flex;gap:5px;flex-wrap:wrap;justify-content:center}
.pgDot{width:9px;height:9px;border-radius:50%;border:0;background:#d9d2fb;padding:0;cursor:pointer}
.pgDot.on{background:var(--violet);width:22px;border-radius:9px}
.pgInfo{font-size:12.5px;color:var(--muted);font-weight:700}
.vocab .voc{animation:popIn .2s}
.tfCard{background:#fff;border:3px solid var(--line);border-radius:22px;padding:20px 16px;margin:12px 0;min-height:120px;display:flex;align-items:center;transition:border-color .2s,background .2s}
.tfCard .qRow{width:100%}
.tfText{font-size:19px;font-weight:800;line-height:1.4;margin:0}
.tfCard.ok{border-color:#38d9a9;background:var(--green-bg)}
.tfCard.bad{border-color:#ff8787;background:var(--red-bg);animation:shake .4s}
.tfEnd{text-align:center;background:#f6f2ff;border-radius:22px;padding:18px;margin:10px 0}
.tfWrong{text-align:left;margin:12px 0}
.tfWrong p{background:#fff;border-radius:12px;padding:8px 10px;margin:6px 0}
.tfWrong small{display:block;color:var(--muted);margin-top:3px}
.tfTag{font-size:11px;font-weight:900;border-radius:6px;padding:2px 6px;color:#fff}
.tfTag.v{background:var(--green)}.tfTag.f{background:var(--red)}
.mascot{display:none}
.printTask{margin:0 0 8px}

/* ================================================================
   TEMI PER ETÀ
   ================================================================ */
.zoo{display:none}

/* ---------- Elementari: giocoso con gli animali ---------- */
[data-theme=kids]{
  --ink:#3d2b12; --muted:#8a6b45; --bg:#fff8e8; --line:#ffe2a8; --card:#fffffff2;
  --violet:#ff8a00; --violet2:#ffb300; --pink:#ff5c8a; --radius:30px;
  --font: ui-rounded, "SF Pro Rounded", "Nunito", "Comic Sans MS", "Chalkboard SE", "Segoe UI", system-ui, sans-serif;
  --shadow:0 10px 0 #f3d39b55, 0 14px 30px #c9862622;
}
[data-theme=kids] body,body[data-theme=kids]{font-size:17px}
[data-theme=kids] .b1{background:#ffe066}[data-theme=kids] .b2{background:#a5f3c4}[data-theme=kids] .b3{background:#9bd5ff}
[data-theme=kids] .zoo{display:block;position:fixed;inset:0;pointer-events:none;z-index:-1;overflow:hidden}
[data-theme=kids] .zoo span{position:absolute;font-size:44px;opacity:.16;animation:float 5s ease-in-out infinite}
.zoo span:nth-child(1){top:8%;left:4%}.zoo span:nth-child(2){top:22%;right:5%;animation-delay:.6s}.zoo span:nth-child(3){top:44%;left:2%;animation-delay:1.2s}
.zoo span:nth-child(4){top:60%;right:3%;animation-delay:.3s}.zoo span:nth-child(5){top:78%;left:6%;animation-delay:.9s}.zoo span:nth-child(6){top:90%;right:10%;animation-delay:1.5s}
.zoo span:nth-child(7){top:34%;left:46%;animation-delay:2s}.zoo span:nth-child(8){top:70%;left:40%;animation-delay:.4s}.zoo span:nth-child(9){top:14%;left:60%;animation-delay:1.1s}.zoo span:nth-child(10){top:52%;right:30%;animation-delay:1.7s}
[data-theme=kids] .logo .owl{background:linear-gradient(135deg,#ffb300,#ff7a00);border-radius:50%}
[data-theme=kids] .card{border:3px solid #fff;border-radius:30px}
[data-theme=kids] h1{font-size:30px;color:#e85d04}
[data-theme=kids] .eyebrow{color:#e85d04}
[data-theme=kids] .mode{border-radius:28px;border:4px solid #fff;box-shadow:0 8px 0 #00000018}
[data-theme=kids] .mode .mEmoji{font-size:48px;animation:wiggle 2.6s ease-in-out infinite;display:inline-block;transform-origin:50% 90%}
[data-theme=kids] .m-prepare{background:linear-gradient(135deg,#ff9f1c,#ffbf69)}
[data-theme=kids] .m-exercise{background:linear-gradient(135deg,#2ec4b6,#7bdff2)}
[data-theme=kids] .m-oral{background:linear-gradient(135deg,#ff6b6b,#ffa69e)}
[data-theme=kids] .m-quiz{background:linear-gradient(135deg,#8ac926,#b5e48c)}
[data-theme=kids] .m-paper{background:linear-gradient(135deg,#4895ef,#90e0ef)}
[data-theme=kids] .btn{border-radius:22px;box-shadow:0 5px 0 #00000022}
[data-theme=kids] .btn:active{transform:translateY(3px);box-shadow:0 2px 0 #00000022}
[data-theme=kids] .choice{border-radius:24px;min-height:84px;font-size:18px;border:4px solid #fff}
[data-theme=kids] .letter{width:44px;height:44px;font-size:28px;background:#ffffffcc;border-radius:50%}
[data-theme=kids] .qOpt{border-radius:22px;font-size:18px;border-width:3px}
[data-theme=kids] .qOpt .letter{background:#fff4dc}
[data-theme=kids] .tfBtn{font-size:24px;border-radius:26px;border:4px solid #fff}
[data-theme=kids] .gameCard{border-radius:28px}
[data-theme=kids] .qText,[data-theme=kids] .tfText{font-size:20px}
[data-theme=kids] .pill{background:#fff1d6;color:#b45309}
[data-theme=kids] .pbar{height:20px;background:#fff1d6}
[data-theme=kids] .pbar i{background:repeating-linear-gradient(45deg,#ffb300 0 14px,#ff8a00 14px 28px)}
[data-theme=kids] .loadOwl{font-size:80px;animation:hop .7s ease-in-out infinite alternate}
[data-theme=kids] .mascot{display:flex;align-items:flex-end;gap:10px;margin:8px 0}
[data-theme=kids] .mascotA{font-size:46px;animation:hop .6s ease-in-out 3 alternate}
[data-theme=kids] .bubble{position:relative;background:#fff;border:3px solid #ffe2a8;border-radius:20px 20px 20px 4px;padding:10px 14px;font-weight:800;color:#3d2b12}
[data-theme=kids] .kitTab.on,[data-theme=kids] .archChip.on,[data-theme=kids] .acBtn.go,[data-theme=kids] .pgBtn.next{background:linear-gradient(135deg,#ff9f1c,#ff7a00);border-color:transparent;color:#fff}
[data-theme=kids] .archGroup{background:#fffbf0;border-radius:24px}
[data-theme=kids] .archCount{background:#fff1d6;color:#b45309}
[data-theme=kids] .fcFront,[data-theme=kids] .mapRoot{background:linear-gradient(135deg,#ff9f1c,#ff7a00)}
@keyframes wiggle{0%,100%{transform:rotate(0)}10%{transform:rotate(-10deg)}20%{transform:rotate(8deg)}30%{transform:rotate(0)}}
@keyframes hop{from{transform:translateY(0)}to{transform:translateY(-10px)}}

/* ---------- Superiori: moderno e sobrio ---------- */
[data-theme=high]{
  --ink:#111827; --muted:#5b6475; --bg:#f3f5fa; --line:#e3e7f0; --card:#ffffffee;
  --violet:#4f46e5; --violet2:#6366f1; --pink:#db2777; --radius:18px;
  --shadow:0 6px 20px #11182712, 0 1px 3px #1118270d;
}
[data-theme=high] .blob{opacity:.22}
[data-theme=high] .logo .owl{background:linear-gradient(135deg,#4f46e5,#0ea5e9);font-size:24px;border-radius:12px}
[data-theme=high] h1{font-weight:850;font-size:26px}
[data-theme=high] .mode{border-radius:18px;min-height:112px;box-shadow:0 6px 16px #11182722}
[data-theme=high] .mode::after{opacity:.4}
[data-theme=high] .mode .mEmoji{font-size:28px}
[data-theme=high] .m-prepare{background:linear-gradient(135deg,#2563eb,#3b82f6)}
[data-theme=high] .m-exercise{background:linear-gradient(135deg,#7c3aed,#8b5cf6)}
[data-theme=high] .m-oral{background:linear-gradient(135deg,#0f766e,#14b8a6)}
[data-theme=high] .m-quiz{background:linear-gradient(135deg,#334155,#475569)}
[data-theme=high] .m-paper{background:linear-gradient(135deg,#0369a1,#0891b2)}
[data-theme=high] .btn{border-radius:12px}
[data-theme=high] .choice{border-radius:14px;box-shadow:0 3px 0 #0002}
[data-theme=high] .kp,[data-theme=high] .gameCard{border-radius:16px}
[data-theme=high] .pill.fire.hot{animation:none}

/* ---------- Università e adulti: professionale ---------- */
[data-theme=pro]{
  --ink:#0f172a; --muted:#5f6b7a; --bg:#f5f6f8; --line:#e2e6ec; --card:#ffffff;
  --violet:#1e3a8a; --violet2:#1e40af; --pink:#9f1239; --gold:#b7791f; --radius:10px;
  --font: "Inter", "Segoe UI", "Helvetica Neue", Roboto, system-ui, -apple-system, sans-serif;
  --shadow:0 1px 2px #0f172a14, 0 1px 1px #0f172a0a;
}
[data-theme=pro] .blob{display:none}
[data-theme=pro] .top{background:#fff;backdrop-filter:none}
[data-theme=pro] .logo .owl{background:#1e3a8a;border-radius:8px;font-size:22px;box-shadow:none}
[data-theme=pro] .logo b{font-weight:750;letter-spacing:0}
[data-theme=pro] .card{border:1px solid var(--line);backdrop-filter:none}
[data-theme=pro] h1{font-size:23px;font-weight:700;letter-spacing:-.2px}
[data-theme=pro] h2,[data-theme=pro] h3{font-weight:700}
[data-theme=pro] .eyebrow{color:#64748b;letter-spacing:1.2px;font-weight:700}
[data-theme=pro] .bigOwl{font-size:44px}
[data-theme=pro] .modes{grid-template-columns:1fr 1fr}
[data-theme=pro] .mode{background:#fff!important;color:var(--ink);border:1px solid var(--line);border-left:4px solid var(--violet);border-radius:8px;box-shadow:none;min-height:auto;padding:14px 14px}
[data-theme=pro] .mode::after{display:none}
[data-theme=pro] .mode:hover{transform:none;border-color:#94a3b8;border-left-color:var(--violet)}
[data-theme=pro] .mode .mEmoji{font-size:20px;color:var(--violet);font-weight:700}
[data-theme=pro] .mode b{font-size:15.5px;font-weight:700}
[data-theme=pro] .mode small{color:var(--muted);opacity:1}
[data-theme=pro] .m-exercise{border-left-color:#0f766e}[data-theme=pro] .m-oral{border-left-color:#7c2d12}[data-theme=pro] .m-quiz{border-left-color:#334155}[data-theme=pro] .m-paper{border-left-color:#0369a1}
[data-theme=pro] .m-paper .sugTag{background:#e0e7ff;color:#1e3a8a}
[data-theme=pro] .btn{border-radius:6px;font-weight:650;box-shadow:none}
[data-theme=pro] .btn:not(.ghost){background:var(--violet)!important}
[data-theme=pro] .btn.ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
[data-theme=pro] .photoBtn{border-radius:8px;border-style:solid;border-width:1px;background:#fff!important;color:var(--ink)!important}
[data-theme=pro] .choice{background:#fff!important;color:var(--ink);border:1px solid var(--line);border-radius:8px;box-shadow:none;font-weight:600}
[data-theme=pro] .choice.right{background:var(--green-bg)!important;border-color:var(--green)}
[data-theme=pro] .choice.wrong{background:var(--red-bg)!important;border-color:var(--red)}
[data-theme=pro] .letter{background:#eef2f7;color:#334155;border-radius:4px}
[data-theme=pro] .qOpt{border-radius:8px;font-weight:550}
[data-theme=pro] .tfBtn{border-radius:8px;box-shadow:none;font-size:17px}
[data-theme=pro] .tfBtn.yes{background:#15803d}[data-theme=pro] .tfBtn.no{background:#b91c1c}
[data-theme=pro] .gameCard,[data-theme=pro] .kp,[data-theme=pro] .callout,[data-theme=pro] .archGroup,[data-theme=pro] .archCard,[data-theme=pro] .topicCard{border-radius:8px}
[data-theme=pro] .kp{background:#fff!important;border:1px solid var(--line)}
[data-theme=pro] .topicCard{background:#f8fafc}
[data-theme=pro] .pill{background:#eef2f7;color:#334155;border-radius:6px}
[data-theme=pro] .pill.fire.hot{background:#334155;animation:none}
[data-theme=pro] .badge{border-radius:6px}
[data-theme=pro] .kitTab{border-radius:6px;border-width:1px}
[data-theme=pro] .kitTab.on{background:var(--violet);box-shadow:none}
[data-theme=pro] .archChip,[data-theme=pro] .acBtn,[data-theme=pro] .pgBtn{border-radius:6px}
[data-theme=pro] .archChip.on,[data-theme=pro] .acBtn.go,[data-theme=pro] .pgBtn.next{background:var(--violet);color:#fff}
[data-theme=pro] .scoreCard{background:#f8fafc!important}
[data-theme=pro] .fcFront,[data-theme=pro] .mapRoot{background:var(--violet)}
[data-theme=pro] .mn>.mnBox{border-radius:6px;background:#fff!important;border-color:#cbd5e1!important}
[data-theme=pro] .mn.d1>.mnBox{border-left:4px solid var(--violet)!important}
[data-theme=pro] .pbar{height:8px;background:#e2e8f0}
[data-theme=pro] .pbar i{background:var(--violet)}
[data-theme=pro] .pbar i::after{display:none}
[data-theme=pro] .loadOwl{display:none}
[data-theme=pro] .loadBox{border-radius:10px}
[data-theme=pro] .fmFormula,[data-theme=pro] .ckReading,[data-theme=pro] .solution{border-radius:4px}
[data-theme=pro] .feedback{border-radius:8px}
[data-theme=pro] .gameCard.pop,[data-theme=pro] .gameCard.shake,[data-theme=pro] .tfCard.bad{animation:none}

/* Stampa del compito */
@media print{
  .pTaskHead{display:flex;justify-content:space-between;gap:10px;margin:6px 0 10px;font-size:11pt}
  .pEx{break-inside:avoid;margin:10px 0 14px}
  .pEx h3{margin:0 0 4px}
  .pGrid{display:block;margin-top:6px}
  .pSolEx{break-inside:avoid;margin:8px 0}
  .pSolSteps{white-space:pre-wrap;font-family:ui-monospace,Consolas,monospace;font-size:10pt;border-left:2px solid #999;padding-left:8px}
  .pTf li{margin:6px 0}
  .pVF{display:inline-block;width:28mm;font-family:ui-monospace,Consolas,monospace;font-weight:bold}
}

/* ================= V8: beta ================= */
.betaTag{display:inline-block;vertical-align:middle;font-size:10px;font-weight:900;letter-spacing:.8px;background:var(--pink);color:#fff;border-radius:6px;padding:2px 6px;margin-left:4px}
.activateCard label{display:block;margin:10px 0}
.activateCard .checkline{display:flex;gap:10px;align-items:flex-start;font-weight:600;font-size:14.5px;line-height:1.4}
.activateCard .checkline input{flex:none;width:20px;height:20px;margin-top:2px}
.activateCard .checkline.req{background:#faf8ff;border-radius:12px;padding:8px 10px}
.acWho{border:2px solid var(--line);border-radius:16px;padding:6px 12px;margin:10px 0}
.acWho legend{font-weight:800;padding:0 6px}
.betaBox{margin-top:14px;padding:12px 14px;background:#faf8ff;border-radius:16px;border:1px solid var(--line)}
.betaBox h3{margin:0 0 4px}
.betaBox .btn{margin-top:8px}
.fbKinds{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin:8px 0}
.fbStars{display:flex;gap:6px;justify-content:center;margin:4px 0 10px}
.fbStars button{border:0;background:none;font-size:34px;color:#d6d0ee;cursor:pointer;padding:0 2px;transition:transform .1s}
.fbStars button.on{color:#ffb703}
.fbStars button:active{transform:scale(1.2)}
.modalBox textarea{width:100%;text-align:left}
.survey{background:linear-gradient(135deg,#fff8e6,#f6f2ff);border:2px dashed #d9ccff;border-radius:18px;padding:12px 14px;margin:14px 0;text-align:center}
.survey textarea{margin-top:8px}
.faces{display:flex;justify-content:center;gap:8px;margin:8px 0}
.faces button{border:2px solid transparent;background:#fff;border-radius:14px;font-size:30px;padding:4px 8px;cursor:pointer}
.faces button.on{border-color:var(--violet);transform:scale(1.12)}
[data-theme=pro] .betaTag{background:#334155}

/* ================= V8: pannello del gestore ================= */
.adm main{max-width:980px}
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.kpi{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:12px}
.kpi small{display:block;color:var(--muted);font-weight:600}
.kpi b{display:block;font-size:26px;margin:2px 0}
.kpi span{font-size:12.5px;color:var(--muted)}
.kpi .pbar{height:8px;margin:8px 0 0}
.admTabs{display:flex;gap:6px;overflow-x:auto;margin:14px 0 8px}
.admForm{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px;margin:8px 0}
.admForm label{display:flex;flex-direction:column;gap:4px;font-weight:600;font-size:14px}
.admList{display:flex;flex-direction:column;gap:10px;margin:10px 0}
.admCard{border:1px solid var(--line);border-radius:10px;padding:12px 14px;background:#fff}
.admCard.new{border-left:4px solid var(--violet)}
.admCard.fb.bug{border-left-color:#b91c1c}.admCard.fb.like{border-left-color:#15803d}
.admHead{display:flex;justify-content:space-between;align-items:baseline;gap:10px;flex-wrap:wrap}
.admHead small{color:var(--muted)}
.admCard p{margin:6px 0}
.stBadge{font-size:12px;font-weight:700;border-radius:6px;padding:3px 8px}
.stBadge.g{background:#dcfce7;color:#166534}.stBadge.m{background:#fef3c7;color:#92400e}.stBadge.l{background:#fee2e2;color:#991b1b}
.admSpend{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:6px 0}
.admSpend .pbar{height:7px;margin:4px 0 0}
.shareBox{text-align:left}
.shareBox input{width:100%;margin-bottom:10px}
.codeBig{font-family:ui-monospace,Consolas,monospace;font-size:28px;font-weight:800;letter-spacing:3px;text-align:center;background:#f1f5f9;border-radius:10px;padding:12px;margin:6px 0 12px}
.shareBox .btn{text-decoration:none;display:inline-flex}
.bars{display:flex;flex-direction:column;gap:6px;margin:6px 0 14px}
.barRow{display:grid;grid-template-columns:minmax(110px,190px) 1fr 52px;gap:10px;align-items:center;font-size:14px}
.barRow .pbar{height:10px;margin:0}
.barRow b{text-align:right}
.mono{font-family:ui-monospace,Consolas,monospace;font-size:13px;background:#f8fafc;border-radius:6px;padding:6px 8px;overflow-wrap:anywhere}
.fbText{white-space:pre-wrap;font-size:15px}
.stars{color:#d97706;letter-spacing:2px}
.legal{max-width:760px;margin:0 auto;line-height:1.6}
.legal h2{font-size:19px;margin-top:22px}
.legal ul{padding-left:20px}
.legal li{margin:6px 0}

/* Chi studia oggi? */
.whoList{display:grid;gap:10px;margin:18px 0 12px}
.whoItem{display:flex;align-items:center;gap:12px;width:100%;padding:12px 16px;border:2px solid var(--line);border-radius:18px;background:#fff;cursor:pointer;font-family:inherit;color:var(--ink);text-align:left}
.whoItem:hover,.whoItem:focus-visible{border-color:var(--violet)}
.whoItem.on{border-color:var(--violet)}
.whoFace{font-size:30px;line-height:1}
.whoName{font-size:19px;font-weight:800;flex:1}
.whoItem small{color:var(--muted,#777);font-size:13px}
.whoCard .btn.block+.btn.block{margin-top:8px}
#backWho{margin-top:10px}
.whoBtn{border-radius:50%;background:var(--violet);color:#fff;border-color:transparent;font-size:18px}