:root{--bg:#fbf5ea;--card:#fff;--ink:#2b2a33;--muted:#6b6576;--blue:#2d4a7a;--blue2:#3f63a0;--terra:#c8643b;--sand:#f1e4cc;--green:#1f9d55;--greenbg:#e3f6ea;--red:#d13d3d;--redbg:#fde8e8;--r:16px}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font-family:"Assistant","Rubik","Segoe UI","Arial Hebrew",Arial,sans-serif;font-size:18px;line-height:1.55;-webkit-text-size-adjust:100%;overflow-x:hidden}
main{max-width:560px;margin:0 auto;padding:12px 16px 40px;outline:none}
.top{position:sticky;top:0;z-index:5;background:rgba(251,245,234,.96);backdrop-filter:blur(6px);padding:10px 16px 8px;border-bottom:1px solid #eadcc2}
.toprow{max-width:560px;margin:0 auto 6px;display:flex;justify-content:space-between;font-size:14px;color:var(--muted);font-weight:700}
.bar{max-width:560px;margin:0 auto;height:10px;background:#eadcc2;border-radius:99px;overflow:hidden}
#fill{height:100%;width:0;background:linear-gradient(90deg,var(--terra),#e39a4f);border-radius:99px;transition:width .35s ease}
h1{font-size:28px;line-height:1.25;margin:14px 0 6px;color:var(--blue)}
h2{font-size:23px;line-height:1.3;margin:10px 0 10px;color:var(--blue)}
p{margin:0 0 12px}
b{color:#7a3417}
.hero{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:var(--r);display:block;background:var(--sand);box-shadow:0 4px 14px rgba(60,40,10,.12)}
.sub{color:var(--muted);font-size:18px;margin:0 0 16px}
.teacher{display:inline-block;background:var(--blue);color:#fff;border-radius:99px;padding:4px 14px;font-size:16px;font-weight:700;margin-top:6px}
.intro{background:var(--card);border-radius:var(--r);padding:14px 16px;margin:14px 0;box-shadow:0 2px 8px rgba(60,40,10,.06)}
.intro li{margin:4px 0}
.intro ul{margin:6px 0 0;padding-inline-start:20px}
label.lbl{display:block;font-weight:700;margin:16px 0 6px}
input[type=text],textarea{width:100%;font:inherit;font-size:18px;padding:12px 14px;border:2px solid #dccba9;border-radius:12px;background:#fff;color:var(--ink)}
textarea{min-height:110px;resize:vertical}
input:focus,textarea:focus{outline:none;border-color:var(--blue2);box-shadow:0 0 0 3px rgba(63,99,160,.25)}
.btn{display:block;width:100%;min-height:56px;border:0;border-radius:14px;background:var(--blue);color:#fff;font:inherit;font-size:20px;font-weight:800;padding:12px 16px;margin:18px 0 0;cursor:pointer;box-shadow:0 3px 0 #1d3358;touch-action:manipulation}
.btn:active{transform:translateY(2px);box-shadow:0 1px 0 #1d3358}
.btn.secondary{background:#fff;color:var(--blue);border:2px solid var(--blue);box-shadow:none}
.btn:disabled{opacity:.45;cursor:default}
.btn:focus-visible,.opt:focus-visible,.chip:focus-visible,.sortbtn:focus-visible,.tts:focus-visible{outline:3px solid #f0a33c;outline-offset:2px}
.card{background:var(--card);border-radius:var(--r);padding:14px 16px;margin:12px 0;box-shadow:0 2px 10px rgba(60,40,10,.08);border-top:6px solid var(--terra)}
.card.mono{border-top-color:var(--blue)}
.card h3{margin:0;font-size:22px}
.card .s{color:var(--muted);font-weight:700;font-size:15px}
.card .w{display:inline-block;background:var(--sand);border-radius:8px;padding:2px 10px;font-size:15px;margin:6px 0 4px}
.card ul{margin:6px 0 0;padding-inline-start:20px}
.card li{margin:5px 0}
.icon{font-size:26px;float:left}
.reading p{font-size:19px}
.badge{display:inline-block;background:#fff3d6;color:#8a5a00;border:1.5px solid #f0c66a;border-radius:99px;padding:2px 12px;font-size:15px;font-weight:800;margin:10px 0 2px}
.quote{background:#eef2fa;border-inline-start:5px solid var(--blue2);border-radius:10px;padding:10px 14px;margin:6px 0 12px;font-size:19px;font-family:"Frank Ruehl CLM","David","Times New Roman",serif}
.quote small{display:block;font-family:inherit;font-size:15px;color:var(--muted);margin-top:4px}
.src{font-size:13px;color:var(--muted);border-top:1px dashed #d9c9a8;padding-top:8px;margin-top:8px}
.tts{display:inline-flex;align-items:center;gap:6px;border:2px solid var(--blue2);background:#fff;color:var(--blue);border-radius:99px;padding:6px 14px;font:inherit;font-size:16px;font-weight:800;min-height:44px;cursor:pointer;margin:10px 0 4px}
.tts.playing{background:var(--blue2);color:#fff}
.qtype{display:inline-block;font-size:14px;font-weight:800;color:var(--terra);background:#fbe7dd;border-radius:99px;padding:2px 12px;margin-top:8px}
.qtext{font-size:21px;font-weight:800;line-height:1.4;margin:10px 0 14px}
.opts{display:flex;flex-direction:column;gap:10px}
.opt{display:block;width:100%;text-align:right;min-height:56px;padding:12px 16px;border:2px solid #dccba9;border-radius:14px;background:#fff;font:inherit;font-size:18px;color:var(--ink);cursor:pointer;touch-action:manipulation;transition:background .15s,border-color .15s}
.opt.correct,.chip.correct{background:var(--greenbg);border-color:var(--green);color:#0c5a2e;font-weight:800}
.opt.wrong,.chip.wrong{background:var(--redbg);border-color:var(--red);color:#8f1d1d}
.opt.dim{opacity:.55}
.tf{flex-direction:row}
.tf .opt{text-align:center;font-size:20px;font-weight:800}
.fb{border-radius:14px;padding:12px 16px;margin:14px 0 0;font-size:18px;animation:pop .25s ease}
.fb.ok{background:var(--greenbg);border:2px solid var(--green);color:#0c5a2e}
.fb.no{background:var(--redbg);border:2px solid var(--red);color:#8f1d1d}
.fb.try{background:#fff3d6;border:2px solid #f0c66a;color:#7a5200}
.fb strong{font-size:20px;display:block;margin-bottom:2px}
@keyframes pop{from{transform:scale(.96);opacity:0}to{transform:scale(1);opacity:1}}
.flash-ok{animation:fok .6s ease}
.flash-no{animation:fno .5s ease}
@keyframes fok{0%{box-shadow:0 0 0 0 rgba(31,157,85,.7)}100%{box-shadow:0 0 0 18px rgba(31,157,85,0)}}
@keyframes fno{0%,100%{transform:translateX(0)}20%{transform:translateX(-8px)}40%{transform:translateX(8px)}60%{transform:translateX(-5px)}80%{transform:translateX(5px)}}
/* sort */
.sortcard{background:#fff;border:2px dashed #cdb88f;border-radius:var(--r);padding:22px 16px;text-align:center;font-size:22px;font-weight:800;min-height:100px;display:flex;align-items:center;justify-content:center;margin:8px 0 14px}
.sortcard.correct{border:3px solid var(--green);background:var(--greenbg)}
.sortcard.wrong{border:3px solid var(--red);background:var(--redbg)}
.sortbtns{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sortbtn{min-height:76px;border-radius:14px;border:0;font:inherit;font-size:18px;font-weight:800;color:#fff;cursor:pointer;padding:8px;line-height:1.25;touch-action:manipulation}
.sortbtn.pagan{background:var(--terra);box-shadow:0 3px 0 #8f4122}
.sortbtn.mono{background:var(--blue);box-shadow:0 3px 0 #1d3358}
.sortbtn:disabled{opacity:.5}
.sortbtn small{display:block;font-weight:600;font-size:14px;opacity:.9}
.buckets{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.bucket{background:#fff;border-radius:12px;padding:8px;min-height:60px;border-top:5px solid var(--terra);font-size:14px}
.bucket.mono{border-top-color:var(--blue)}
.bucket h4{margin:0 0 4px;font-size:15px}
.bucket span{display:block;background:var(--sand);border-radius:8px;padding:3px 7px;margin:4px 0;line-height:1.3}
.bucket span.miss{background:var(--redbg)}
.counter{text-align:center;color:var(--muted);font-weight:700;font-size:15px}
/* order & match */
.chips{display:flex;flex-direction:column;gap:8px}
.chip{display:flex;align-items:center;gap:10px;width:100%;text-align:right;min-height:54px;padding:10px 12px;border:2px solid #dccba9;border-radius:12px;background:#fff;font:inherit;font-size:17px;color:var(--ink);cursor:pointer;touch-action:manipulation;line-height:1.3}
.chip .num{flex:0 0 30px;height:30px;border-radius:50%;background:var(--sand);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px}
.chip.placed{border-color:var(--blue2);background:#eef2fa}
.chip.placed .num{background:var(--blue2);color:#fff}
.chip.sel{border-color:#f0a33c;background:#fff6e5;box-shadow:0 0 0 3px rgba(240,163,60,.35)}
.olabel{font-weight:800;color:var(--muted);font-size:15px;margin:12px 0 6px}
.mgrid{display:grid;grid-template-columns:38% 1fr;gap:8px;align-items:stretch}
.mgrid .chip{justify-content:flex-start}
.mterm{font-weight:800}
.pc0{--pc:#3f63a0}.pc1{--pc:#c8643b}.pc2{--pc:#7a4fa3}.pc3{--pc:#1f8a8a}.pc4{--pc:#b0862b}
.chip.paired{border-color:var(--pc);box-shadow:inset -6px 0 0 var(--pc)}
.chip .tag{flex:0 0 26px;height:26px;border-radius:50%;background:var(--pc,#ccc);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px}
.answerlist{background:#fff;border-radius:12px;padding:10px 14px;margin-top:10px;font-size:16px}
.answerlist div{margin:4px 0}
/* end */
.score{text-align:center;background:#fff;border-radius:var(--r);padding:18px 16px;margin:14px 0;box-shadow:0 3px 14px rgba(60,40,10,.1)}
.stars{font-size:44px;letter-spacing:6px;line-height:1.2}
.big{font-size:44px;font-weight:900;color:var(--blue);line-height:1.1}
.namebig{font-size:24px;font-weight:900;color:var(--terra);margin-top:6px}
.showteacher{text-align:center;background:var(--blue);color:#fff;border-radius:var(--r);padding:12px;font-weight:800;font-size:19px;margin-top:14px}
.myans{font-size:15px;color:var(--muted);background:#fff;border-radius:12px;padding:10px 14px;margin-top:10px}
.confetti{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:20}
.confetti i{position:absolute;top:-12px;width:9px;height:14px;border-radius:2px;opacity:.9;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(105vh) rotate(540deg);opacity:.8}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
@media (min-width:700px){main{padding-top:20px}h1{font-size:32px}}