:root{
  --violet:#6D41A2;--violet-dark:#442A69;--violet-mid:#9B78C9;--violet-soft:#E9DFF6;--violet-tint:#F6F1FC;
  --teal:#0E9C91;--teal-soft:#DDF4F1;--amber:#F2A11F;--amber-soft:#FFF2D9;--coral:#EE6352;--coral-soft:#FFE6E1;
  --green:#2FA25A;--green-soft:#E2F4E7;--blue:#2B7FD9;--blue-soft:#E1EEFB;
  --sand:#FBF7F1;--ink:#2A2233;--ink-soft:#6B6377;--line:#ECE5F2;--card:#fff;
  --f:"Poppins","Segoe UI",sans-serif;--ar:"Noto Naskh Arabic","Sakkal Majalla",serif;
  --top:env(safe-area-inset-top,0px);--bot:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{font-family:var(--f);background:#1b1226;color:var(--ink);overflow:hidden;-webkit-user-select:none;user-select:none}
button,input,select{font:inherit;color:inherit}
button{border:0;background:none;cursor:pointer}
input,select{-webkit-user-select:text;user-select:text}
svg.i{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.ar{font-family:var(--ar);direction:rtl;unicode-bidi:isolate}
.tr{font-style:italic;color:var(--teal)}

#app{max-width:480px;height:100%;margin:0 auto;background:var(--sand);position:relative;display:flex;flex-direction:column;overflow:hidden}
.views{flex:1;position:relative;overflow:hidden}
.scr{position:absolute;inset:0;overflow-y:auto;overflow-x:hidden;scrollbar-width:none;padding-top:var(--top);animation:scrin .4s cubic-bezier(.2,.8,.2,1)}
.scr::-webkit-scrollbar{display:none}
.scr.back-in{animation:scrback .4s cubic-bezier(.2,.8,.2,1)}
.scr.leaving{animation:scrout .3s ease forwards;pointer-events:none}
@keyframes scrin{from{opacity:0;transform:translateX(36px)}}
@keyframes scrback{from{opacity:0;transform:translateX(-36px)}}
@keyframes scrout{to{opacity:0}}
.scr.dark{padding-top:0}

/* tabs */
.tabs{flex-shrink:0;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line);display:flex;justify-content:space-around;padding:9px 0 calc(9px + var(--bot));position:relative;z-index:20;transition:transform .35s cubic-bezier(.2,.8,.2,1)}
.tabs.hide{transform:translateY(110%);position:absolute;bottom:0;left:0;right:0}
.tab{display:flex;flex-direction:column;align-items:center;gap:3px;font-size:11px;font-weight:500;color:#9a92a6;width:70px;position:relative;transition:color .25s}
.tab .ic{width:48px;height:30px;border-radius:15px;display:grid;place-items:center;transition:.3s cubic-bezier(.3,1.6,.5,1)}
.tab.on{color:var(--violet)}
.tab.on .ic{background:var(--violet-soft);transform:translateY(-2px)}

/* common */
.pad{padding:0 20px}
.card{background:var(--card);border-radius:22px;padding:16px;box-shadow:0 6px 24px rgba(68,42,105,.08);border:1px solid var(--line)}
.row{display:flex;align-items:center;gap:12px}
.ibox{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;flex-shrink:0}
.pill{font-size:11px;font-weight:600;padding:4px 10px;border-radius:99px;white-space:nowrap}
.sec-t{display:flex;justify-content:space-between;align-items:baseline;margin:22px 0 10px}
.sec-t h3{font-size:16px;font-weight:700}
.sec-t a,.sec-t button{font-size:12px;color:var(--violet);font-weight:600}
.muted{color:var(--ink-soft)}
.blob{position:absolute;border-radius:50%;background:rgba(255,255,255,.08);animation:float 8s ease-in-out infinite;pointer-events:none}
@keyframes float{50%{transform:translate(12px,-14px) scale(1.08)}}
.stagger>*{opacity:0;transform:translateY(16px);animation:rise .55s cubic-bezier(.2,.8,.2,1) forwards}
.stagger>*:nth-child(2){animation-delay:.06s}.stagger>*:nth-child(3){animation-delay:.12s}.stagger>*:nth-child(4){animation-delay:.18s}
.stagger>*:nth-child(5){animation-delay:.24s}.stagger>*:nth-child(6){animation-delay:.3s}.stagger>*:nth-child(7){animation-delay:.36s}
.stagger>*:nth-child(8){animation-delay:.42s}.stagger>*:nth-child(n+9){animation-delay:.46s}
@keyframes rise{to{opacity:1;transform:none}}
.press{transition:transform .15s}
.press:active{transform:scale(.97)}

/* hero */
.hero{background:linear-gradient(135deg,#7b4bb5 0%,#5a3290 55%,#3c2263 100%);color:#fff;padding:calc(20px + var(--top)) 20px 70px;position:relative;overflow:hidden;border-radius:0 0 32px 32px}
.hello{display:flex;justify-content:space-between;align-items:center;position:relative}
.hello .ar{font-size:22px;opacity:.85;display:block;text-align:left}
.hello h2{font-size:22px;font-weight:700;margin-top:-4px}
.avatar{width:46px;height:46px;border-radius:16px;background:linear-gradient(135deg,#ffcf6b,#ff8a6b);display:grid;place-items:center;font-weight:700;font-size:18px;color:#5a2a10;box-shadow:0 6px 16px rgba(0,0,0,.2);position:relative}
.avatar::after{content:"";position:absolute;inset:-4px;border-radius:19px;border:2px solid rgba(255,255,255,.35)}
.stats{display:flex;gap:10px;margin-top:20px;position:relative}
.stat{flex:1;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.15);border-radius:18px;padding:10px 12px;display:flex;align-items:center;gap:10px}
.stat b{font-size:18px;display:block;line-height:1.1}
.stat small{font-size:11px;opacity:.8}
.flame{animation:flicker 1.2s ease-in-out infinite;transform-origin:50% 90%}
@keyframes flicker{0%,100%{transform:scale(1) rotate(-3deg)}50%{transform:scale(1.15) rotate(3deg)}}
.twinkle{animation:twinkle 3s ease-in-out infinite}
@keyframes twinkle{50%{transform:rotate(20deg) scale(1.15)}}
.lift{margin-top:-46px;position:relative;z-index:2}
.goal{display:flex;align-items:center;gap:16px}
.ring{width:74px;height:74px;position:relative;flex-shrink:0}
.ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:8}
.ring .bg{stroke:var(--violet-soft)}
.ring .fg{stroke:url(#gradRing);stroke-linecap:round;stroke-dasharray:201;stroke-dashoffset:201;transition:stroke-dashoffset 1.4s cubic-bezier(.2,.8,.2,1)}
.ring span{position:absolute;inset:0;display:grid;place-items:center;font-weight:700;font-size:15px;color:var(--violet-dark)}
.goal h3{font-size:15px}
.goal p{font-size:12px;color:var(--ink-soft);margin-top:2px}
.task{display:flex;align-items:center;gap:12px;padding:14px;margin-bottom:10px;width:100%;text-align:left}
.task h4{font-size:14px;font-weight:600}
.task p{font-size:12px;color:var(--ink-soft)}
.task .go{margin-left:auto;color:#b9b0c6}
.wotd{background:linear-gradient(135deg,#fff7e6,#ffe9c2);border-color:#f7dca5;position:relative;overflow:hidden}
.wotd .ar{text-align:left;font-size:30px;color:var(--violet-dark);font-weight:700;display:block;margin:4px 0 0}
.wotd small{font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:#a86400}
.wotd .sp{position:absolute;right:14px;top:14px;color:var(--amber);animation:twinkle 3s infinite}

/* unit cards */
.units{display:flex;gap:12px;overflow-x:auto;padding:4px 20px 8px;margin:0 -20px;scrollbar-width:none}
.units::-webkit-scrollbar{display:none}
.unit{min-width:156px;border-radius:22px;padding:16px;color:#fff;position:relative;overflow:hidden;text-align:left}
.unit .big{position:absolute;right:-4px;bottom:-14px;font-family:var(--ar);font-size:58px;opacity:.16;line-height:1;white-space:nowrap}
.unit small{font-size:11px;opacity:.85;font-weight:500}
.unit h4{font-size:15px;margin:2px 0 14px;line-height:1.25;min-height:38px}
.bar{height:6px;border-radius:6px;background:rgba(255,255,255,.3);overflow:hidden}
.bar i{display:block;height:100%;width:0;background:#fff;border-radius:6px;transition:width 1.2s cubic-bezier(.2,.8,.2,1)}
.ulist{display:grid;gap:12px}
.urow{display:flex;align-items:center;gap:14px;padding:12px;text-align:left;width:100%}
.ubadge{width:56px;height:56px;border-radius:18px;color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;flex-shrink:0;font-weight:800;font-size:20px;line-height:1}
.ubadge small{font-size:9px;font-weight:600;opacity:.85;letter-spacing:.05em}
.urow h4{font-size:14px;font-weight:600;line-height:1.3}
.urow .ar{font-size:15px;color:var(--ink-soft)}
.urow .mbar{height:5px;border-radius:5px;background:var(--line);overflow:hidden;margin-top:6px}
.urow .mbar i{display:block;height:100%;border-radius:5px;background:linear-gradient(90deg,var(--teal),#3fd0b8);width:0;transition:width 1s .2s cubic-bezier(.2,.8,.2,1)}
.urow .meta{margin-left:auto;text-align:right;font-size:11px;color:var(--ink-soft);flex-shrink:0}
.urow .meta b{display:block;font-size:15px;color:var(--ink)}

/* page header */
.topbar{display:flex;align-items:center;gap:12px;padding:14px 20px 14px}
.backbtn{width:42px;height:42px;border-radius:14px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;flex-shrink:0}
.topbar h2{font-size:18px;font-weight:700;line-height:1.2}
.topbar small{display:block;font-size:12px;color:var(--ink-soft);font-weight:500}
.xp{margin-left:auto;display:flex;align-items:center;gap:5px;background:var(--amber-soft);color:#a86400;font-weight:700;font-size:14px;padding:7px 12px;border-radius:99px;flex-shrink:0}
.xp.bump{animation:bump .5s}
@keyframes bump{40%{transform:scale(1.25)}}
.h1{font-size:26px;font-weight:800;padding:18px 20px 4px}
.h1sub{padding:0 20px;font-size:13px;color:var(--ink-soft)}
.progress{height:10px;border-radius:10px;background:var(--violet-soft);overflow:hidden;margin:0 20px}
.progress i{display:block;height:100%;width:0;border-radius:10px;background:linear-gradient(90deg,var(--teal),#3fd0b8);transition:width .6s cubic-bezier(.2,.8,.2,1);position:relative;overflow:hidden}
.progress i::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent);animation:shine 1.8s infinite}
@keyframes shine{from{transform:translateX(-100%)}to{transform:translateX(100%)}}

/* unit page */
.uhero{color:#fff;padding:calc(14px + var(--top)) 20px 28px;position:relative;overflow:hidden;border-radius:0 0 32px 32px}
.uhero .backbtn{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.2);color:#fff}
.uhero .big{position:absolute;left:-10px;bottom:-30px;font-family:var(--ar);font-size:110px;opacity:.12;white-space:nowrap;line-height:1}
.uhero small{font-size:12px;font-weight:600;opacity:.85;letter-spacing:.08em;text-transform:uppercase}
.uhero h1{font-size:25px;line-height:1.2;margin:4px 0}
.uhero .ar{font-size:24px;opacity:.9}
.uhero .ring{width:84px;height:84px}
.uhero .ring .bg{stroke:rgba(255,255,255,.2)}
.uhero .ring .fg{stroke:#fff;stroke-dasharray:201}
.uhero .ring span{color:#fff}
.acts{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.act{border-radius:22px;padding:16px;text-align:left;background:#fff;border:1px solid var(--line);box-shadow:0 6px 18px rgba(68,42,105,.07);position:relative;overflow:hidden}
.act .ibox{margin-bottom:12px}
.act h4{font-size:14px}
.act p{font-size:11.5px;color:var(--ink-soft);margin-top:2px}
.act .best{position:absolute;top:12px;right:12px}
.wl{padding:13px 0;border-bottom:1px solid var(--line);display:flex;gap:12px;align-items:flex-start}
.wl:last-child{border:0}
.wl .ar{font-size:21px;font-weight:700;color:var(--violet-dark);line-height:1.4}
.wl .en{font-size:13px;font-weight:600}
.wl .ex{font-size:12px;color:var(--ink-soft);margin-top:3px}
.wl .l{flex:1;min-width:0}
.wl .r{text-align:right;max-width:52%}
.known{width:22px;height:22px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;flex-shrink:0;margin-top:5px}
.known svg{width:13px;height:13px;stroke-width:3}
.unknown{width:22px;height:22px;border-radius:50%;border:2px solid var(--line);flex-shrink:0;margin-top:5px}
.search{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 14px;margin:14px 20px 4px;height:48px;box-shadow:0 4px 14px rgba(68,42,105,.05)}
.search input{border:0;outline:0;flex:1;background:none;font-size:14px;min-width:0}
.search svg{color:var(--ink-soft)}

/* buttons */
.bigbtn{width:100%;height:56px;border-radius:18px;font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;gap:8px;color:#fff;transition:transform .15s,box-shadow .15s;box-shadow:0 5px 0 rgba(0,0,0,.18)}
.bigbtn:active{transform:translateY(3px);box-shadow:0 2px 0 rgba(0,0,0,.18)}
.bigbtn:disabled{opacity:.5}
.b-coral{background:var(--coral)}.b-green{background:var(--green)}.b-violet{background:var(--violet)}.b-teal{background:var(--teal)}
.b-white{background:#fff;color:var(--violet);box-shadow:0 5px 0 rgba(0,0,0,.08);border:1px solid var(--line)}
.linkbtn{display:block;margin:12px auto 0;color:var(--ink-soft);font-size:13px;font-weight:600}

/* flashcards */
.deck{height:min(400px,52vh);margin:20px 20px 0;perspective:1200px;position:relative}
.deck .ghost{position:absolute;inset:0;border-radius:28px;background:#fff;border:1px solid var(--line)}
.deck .gh1{transform:translateY(14px) scale(.94);opacity:.6}
.deck .gh2{transform:translateY(26px) scale(.88);opacity:.35}
.fc{position:absolute;inset:0;transform-style:preserve-3d;transition:transform .7s cubic-bezier(.3,1.3,.5,1);cursor:pointer}
.fc.flip{transform:rotateY(180deg)}
.fc.out-l{transition:transform .45s ease-in,opacity .45s;transform:translateX(-140%) rotate(-18deg);opacity:0}
.fc.out-r{transition:transform .45s ease-in,opacity .45s;transform:translateX(140%) rotate(18deg);opacity:0}
.fc.in{animation:cardin .5s cubic-bezier(.2,.9,.3,1.2)}
@keyframes cardin{from{transform:translateY(30px) scale(.9);opacity:0}}
.face{position:absolute;inset:0;border-radius:28px;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;text-align:center;box-shadow:0 18px 40px rgba(68,42,105,.16)}
.front{background:#fff;border:1px solid var(--line)}
.front::before{content:"";position:absolute;inset:0;border-radius:28px;background:radial-gradient(circle at 30% 0%,var(--violet-tint),transparent 60%)}
.fback{background:linear-gradient(150deg,#7b4bb5,#432570);color:#fff;transform:rotateY(180deg)}
.face>*{position:relative}
.face .lbl{position:absolute;top:20px;left:20px;font-size:11px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--violet-mid)}
.fback .lbl{color:#d8c6f2}
.face .arw{font-size:40px;color:var(--violet-dark);line-height:1.5;font-weight:700}
.face .trw{font-size:17px;color:var(--teal);font-style:italic;margin-top:4px}
.face .en{font-size:24px;font-weight:700;line-height:1.3}
.face .exb{margin-top:20px;background:rgba(255,255,255,.12);border-radius:16px;padding:12px 16px;font-size:13px;line-height:1.5}
.face .exb i{display:block;color:#bff0e9}
.tap{position:absolute;bottom:20px;font-size:12px;color:var(--ink-soft);display:flex;gap:6px;align-items:center;animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.4}}
.fc-btns{display:flex;gap:12px;margin:30px 20px 24px}

/* match */
.timer{display:flex;align-items:center;gap:6px;font-weight:700;color:var(--violet-dark);background:var(--violet-soft);padding:7px 12px;border-radius:99px;font-size:14px;margin-left:auto;flex-shrink:0}
.mgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:18px 20px}
.tile{min-height:66px;border-radius:18px;background:#fff;border:2px solid var(--line);display:grid;place-items:center;font-weight:600;font-size:13px;padding:8px;text-align:center;box-shadow:0 4px 0 var(--line);transition:transform .2s,background .2s,border-color .2s,box-shadow .2s,opacity .4s;line-height:1.3}
.tile.ar{font-size:19px;font-weight:700;color:var(--violet-dark)}
.tile.sel{border-color:var(--blue);background:var(--blue-soft);box-shadow:0 4px 0 #a9cbf0;transform:translateY(-3px)}
.tile.good{border-color:var(--green);background:var(--green-soft);color:var(--green);box-shadow:0 4px 0 #a8dbb8;animation:pop .45s}
.tile.gone{opacity:0;transform:scale(.6);pointer-events:none}
.tile.bad{border-color:var(--coral);background:var(--coral-soft);animation:shake .45s}
@keyframes pop{40%{transform:scale(1.1)}}
@keyframes shake{20%,60%{transform:translateX(-7px)}40%,80%{transform:translateX(7px)}}
.mstat{margin:0 20px;display:flex;gap:10px}
.mstat .card{flex:1;padding:12px;display:flex;align-items:center;gap:10px}
.mstat .ibox{width:36px;height:36px}
.mstat b{font-size:17px}
.mstat small{display:block;font-size:11px;color:var(--ink-soft)}

/* quiz */
.q{margin:20px 20px 0;text-align:center;padding:22px}
.q small{font-size:12px;font-weight:600;color:var(--violet-mid);text-transform:uppercase;letter-spacing:.08em}
.q .bubble{display:inline-block;margin:14px 0 6px;background:var(--violet);color:#fff;font-size:28px;padding:6px 22px 10px;border-radius:24px 24px 24px 6px;animation:bubble .5s cubic-bezier(.3,1.6,.5,1);max-width:100%}
.q .bubble.en{font-family:var(--f);font-size:19px;font-weight:600;padding:12px 20px}
@keyframes bubble{from{transform:scale(.4);opacity:0}}
.q p{font-size:15px;font-weight:600}
.q .trq{font-size:14px;margin-bottom:6px}
.opts{padding:16px 20px;display:grid;gap:12px}
.opt{display:flex;align-items:center;gap:12px;background:#fff;border:2px solid var(--line);border-radius:18px;padding:12px 14px;box-shadow:0 4px 0 var(--line);text-align:left;transition:.2s;min-height:60px}
.opt .k{width:30px;height:30px;border-radius:10px;background:var(--violet-tint);color:var(--violet);font-weight:700;display:grid;place-items:center;font-size:13px;flex-shrink:0}
.opt .ar{font-size:20px;font-weight:700;color:var(--violet-dark)}
.opt .t{font-size:14px;font-weight:600}
.opt.good{border-color:var(--green);background:var(--green-soft);box-shadow:0 4px 0 #a8dbb8;animation:pop .45s}
.opt.good .k{background:var(--green);color:#fff}
.opt.bad{border-color:var(--coral);background:var(--coral-soft);animation:shake .45s}
.opt.bad .k{background:var(--coral);color:#fff}
.opt.dim{opacity:.45}
.feedback{margin:0 20px;border-radius:20px;padding:14px 16px;display:flex;gap:12px;align-items:center;transform:translateY(20px);opacity:0;transition:.4s cubic-bezier(.3,1.4,.5,1)}
.feedback.on{transform:none;opacity:1}
.feedback.ok{background:var(--green-soft);color:#1e7341}
.feedback.no{background:var(--coral-soft);color:#b83c2e}
.feedback b{display:block;font-size:15px}
.feedback span{font-size:12px}
.next{margin:14px 20px 24px;transition:opacity .3s}
.done-ring{width:150px;height:150px;margin:30px auto 10px;position:relative}
.done-ring svg{width:150px;height:150px;transform:rotate(-90deg)}
.done-ring circle{fill:none;stroke-width:12}
.done-ring .fg{stroke-linecap:round;stroke-dasharray:408;stroke-dashoffset:408;transition:stroke-dashoffset 1.5s cubic-bezier(.2,.8,.2,1)}
.done-ring span{position:absolute;inset:0;display:grid;place-items:center;font-size:34px;font-weight:800}

/* speed */
.speed-card{margin:24px 20px 0;padding:30px 20px;text-align:center;min-height:220px;display:flex;flex-direction:column;justify-content:center;gap:10px}
.speed-card .ar{font-size:34px;font-weight:700;color:var(--violet-dark)}
.speed-card .eq{font-size:13px;color:var(--ink-soft);font-weight:600}
.speed-card .en{font-size:20px;font-weight:700}
.speed-card.flash-ok{animation:flashok .4s}
.speed-card.flash-no{animation:shake .45s;background:var(--coral-soft)}
@keyframes flashok{50%{background:var(--green-soft);transform:scale(1.03)}}
.tbar{height:8px;border-radius:8px;background:var(--line);margin:0 20px;overflow:hidden}
.tbar i{display:block;height:100%;background:linear-gradient(90deg,var(--coral),var(--amber));width:100%;transition:width 1s linear}
.tf{display:flex;gap:14px;margin:26px 20px 24px}
.tf .bigbtn{height:72px;font-size:18px}

/* games tab */
.chips{display:flex;gap:8px;overflow-x:auto;padding:4px 20px 6px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex-shrink:0;padding:8px 14px;border-radius:99px;background:#fff;border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-soft);transition:.25s}
.chip.on{background:var(--violet);color:#fff;border-color:var(--violet);transform:scale(1.04)}
.gcard{border-radius:26px;padding:20px;color:#fff;position:relative;overflow:hidden;text-align:left;width:100%;margin-bottom:14px;display:flex;align-items:center;gap:16px;box-shadow:0 12px 26px rgba(68,42,105,.18)}
.gcard .gi{width:58px;height:58px;border-radius:18px;background:rgba(255,255,255,.2);display:grid;place-items:center;flex-shrink:0}
.gcard .gi svg{width:30px;height:30px}
.gcard h3{font-size:18px}
.gcard p{font-size:12.5px;opacity:.9;margin-top:2px}
.gcard .play{margin-left:auto;width:40px;height:40px;border-radius:50%;background:#fff;display:grid;place-items:center;flex-shrink:0}

/* classes */
.next-class{background:linear-gradient(135deg,#0e9c91,#0b6e67);color:#fff;border-radius:26px;padding:20px;margin:0 20px;position:relative;overflow:hidden;box-shadow:0 14px 30px rgba(14,156,145,.35)}
.next-class small{font-size:12px;font-weight:600;opacity:.85;text-transform:uppercase;letter-spacing:.08em}
.next-class h3{font-size:20px;margin:4px 0 2px}
.count{display:flex;gap:8px;margin:16px 0}
.count div{flex:1;background:rgba(255,255,255,.16);border-radius:14px;padding:8px 0;text-align:center}
.count b{font-size:22px;display:block;font-variant-numeric:tabular-nums}
.count small{font-size:10px;text-transform:none;letter-spacing:0}
.join{width:100%;height:50px;border-radius:16px;background:#fff;color:var(--teal);font-weight:700;display:flex;align-items:center;justify-content:center;gap:8px;position:relative}
.join::after{content:"";position:absolute;inset:0;border-radius:16px;box-shadow:0 0 0 0 rgba(255,255,255,.6);animation:ping 2s infinite}
@keyframes ping{70%{box-shadow:0 0 0 12px rgba(255,255,255,0)}}
.week{display:flex;gap:6px;padding:0 20px;margin-top:20px}
.day{flex:1;border-radius:16px;background:#fff;border:1px solid var(--line);padding:10px 0;text-align:center;font-size:11px;color:var(--ink-soft);position:relative}
.day b{display:block;font-size:16px;color:var(--ink)}
.day.has::after{content:"";position:absolute;bottom:5px;left:50%;width:6px;height:6px;margin-left:-3px;border-radius:50%;background:var(--violet)}
.day.today{background:var(--violet);color:#d9c9ef;border-color:var(--violet)}
.day.today b{color:#fff}
.day.today::after{background:#fff}
.cls{display:flex;gap:12px;align-items:center;padding:14px;margin-bottom:10px}
.cls .date{width:52px;height:56px;border-radius:16px;background:var(--violet-tint);color:var(--violet);display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:700;font-size:18px;line-height:1.1;flex-shrink:0}
.cls .date small{font-size:10px;font-weight:600;text-transform:uppercase}
.cls h4{font-size:14px}
.cls p{font-size:12px;color:var(--ink-soft)}
.toggle{width:46px;height:28px;border-radius:99px;background:#d9d2e3;position:relative;margin-left:auto;transition:background .3s;flex-shrink:0}
.toggle::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;box-shadow:0 2px 4px rgba(0,0,0,.2);transition:transform .35s cubic-bezier(.3,1.6,.5,1)}
.toggle.on{background:var(--green)}
.toggle.on::after{transform:translateX(18px)}
.bell{animation:ring 2.4s ease-in-out infinite;transform-origin:50% 10%}
@keyframes ring{0%,60%,100%{transform:rotate(0)}10%,30%{transform:rotate(14deg)}20%,40%{transform:rotate(-14deg)}}
.empty{text-align:center;padding:30px 20px;color:var(--ink-soft);font-size:14px}

/* onboarding */
.onb{position:absolute;inset:0;background:linear-gradient(160deg,#7b4bb5,#3c2263 70%,#0b6e67);color:#fff;display:flex;flex-direction:column;justify-content:flex-end;padding:30px 24px calc(30px + var(--bot));overflow:hidden;z-index:60}
.onb .logo{width:120px;height:120px;border-radius:36px;background:#fff;display:grid;place-items:center;margin-bottom:auto;margin-top:calc(60px + var(--top));align-self:center;box-shadow:0 20px 50px rgba(0,0,0,.3);animation:logoin 1s cubic-bezier(.3,1.5,.5,1)}
.onb .logo img{width:84px}
@keyframes logoin{from{transform:scale(.3) rotate(-20deg);opacity:0}}
.onb .ar{font-size:44px;display:block;text-align:left;animation:rise .7s .3s backwards cubic-bezier(.2,.8,.2,1)}
.onb h1{font-size:30px;line-height:1.2;animation:rise .7s .45s backwards cubic-bezier(.2,.8,.2,1)}
.onb p{opacity:.85;font-size:14px;margin:8px 0 22px;animation:rise .7s .6s backwards}
.onb input{width:100%;height:56px;border-radius:18px;border:2px solid rgba(255,255,255,.25);background:rgba(255,255,255,.12);color:#fff;padding:0 18px;font-size:16px;outline:0;margin-bottom:14px;animation:rise .7s .7s backwards}
.onb input::placeholder{color:rgba(255,255,255,.6)}
.onb input:focus{border-color:#fff}
.onb .bigbtn{animation:rise .7s .8s backwards}

/* overlays */
.win{position:absolute;inset:0;background:rgba(27,18,38,.55);backdrop-filter:blur(4px);display:grid;place-items:center;z-index:70;opacity:0;pointer-events:none;transition:.3s}
.win.on{opacity:1;pointer-events:auto}
.win .box{background:#fff;border-radius:30px;padding:28px 24px 18px;width:min(310px,86%);text-align:center;transform:scale(.7);transition:transform .5s cubic-bezier(.3,1.6,.5,1)}
.win.on .box{transform:scale(1)}
.trophy{width:96px;height:96px;margin:0 auto 10px;border-radius:30px;background:linear-gradient(135deg,#ffd76b,#f2a11f);display:grid;place-items:center;color:#fff;box-shadow:0 12px 30px rgba(242,161,31,.45);animation:wobble 2s ease-in-out infinite}
.trophy svg{width:52px;height:52px}
@keyframes wobble{25%{transform:rotate(-8deg)}75%{transform:rotate(8deg)}}
.win h3{font-size:22px;font-weight:800}
.win p{color:var(--ink-soft);font-size:14px;margin:6px 0 16px}
.win .earn{display:inline-flex;gap:6px;align-items:center;background:var(--amber-soft);color:#a86400;font-weight:800;padding:8px 16px;border-radius:99px;margin-bottom:18px}
.confetti{position:absolute;inset:0;pointer-events:none;z-index:80;overflow:hidden}
.confetti i{position:absolute;top:-20px;width:9px;height:14px;border-radius:2px;animation:fall var(--d) cubic-bezier(.3,.6,.5,1) forwards}
@keyframes fall{to{transform:translate(var(--x),110vh) rotate(var(--r))}}
.floatxp{position:absolute;font-weight:800;color:var(--amber);font-size:20px;pointer-events:none;z-index:75;animation:up 1s ease-out forwards;text-shadow:0 2px 0 #fff}
@keyframes up{to{transform:translateY(-70px);opacity:0}}
.sheet-bg{position:absolute;inset:0;background:rgba(27,18,38,.45);z-index:64;opacity:0;pointer-events:none;transition:.3s}
.sheet-bg.on{opacity:1;pointer-events:auto}
.sheet{position:absolute;left:0;right:0;bottom:0;background:#fff;border-radius:28px 28px 0 0;z-index:65;padding:12px 20px calc(24px + var(--bot));transform:translateY(105%);transition:transform .45s cubic-bezier(.2,.9,.3,1);max-height:88%;overflow-y:auto}
.sheet.on{transform:none}
.sheet::before{content:"";display:block;width:44px;height:5px;border-radius:5px;background:var(--line);margin:0 auto 16px}
.sheet h3{font-size:19px;margin-bottom:4px}
.sheet .muted{font-size:13px;margin-bottom:16px}
.field{display:block;margin-bottom:12px}
.field span{display:block;font-size:12px;font-weight:600;color:var(--ink-soft);margin-bottom:5px}
.field input,.field select{width:100%;height:48px;border-radius:14px;border:1.5px solid var(--line);padding:0 14px;font-size:15px;background:var(--sand);outline:0}
.field input:focus,.field select:focus{border-color:var(--violet)}
.slot{display:flex;gap:8px;align-items:center;margin-bottom:10px}
.slot select{flex:1.3}.slot input{flex:1}
.slot select,.slot input{height:46px;border-radius:14px;border:1.5px solid var(--line);padding:0 10px;background:var(--sand);font-size:14px}
.slot button{width:46px;height:46px;border-radius:14px;background:var(--coral-soft);color:var(--coral);display:grid;place-items:center;flex-shrink:0}
.toast{position:absolute;left:50%;bottom:calc(100px + var(--bot));transform:translate(-50%,30px);background:var(--ink);color:#fff;font-size:13px;font-weight:600;padding:12px 18px;border-radius:14px;opacity:0;transition:.35s cubic-bezier(.3,1.4,.5,1);z-index:90;pointer-events:none;white-space:nowrap}
.toast.on{opacity:1;transform:translate(-50%,0)}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}

/* online: login + teacher */
[hidden]{display:none!important}
.seg{display:flex;background:rgba(255,255,255,.12);border-radius:16px;padding:4px;margin:16px 0 14px;animation:rise .7s .55s backwards}
.seg button{flex:1;height:42px;border-radius:12px;font-weight:600;font-size:14px;color:rgba(255,255,255,.8);transition:.3s}
.seg button.on{background:#fff;color:var(--violet);box-shadow:0 4px 12px rgba(0,0,0,.15)}
.onb input{margin-bottom:10px;height:52px}
.lerr{min-height:20px;font-size:13px;color:#ffd5cf;margin:-2px 0 10px;font-weight:500}
.lerr.shake{animation:shake .45s}
.kpis{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}
.kpi{background:linear-gradient(135deg,#2a1a40,#442a69);color:#fff;border-radius:18px;padding:12px}
.kpi b{font-size:22px;display:block}
.kpi small{font-size:11px;opacity:.8}
.kpi.lt{background:var(--violet-tint);color:var(--violet-dark)}
.st{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);width:100%}
.st:last-child{border:0}
.st .av{width:40px;height:40px;border-radius:13px;display:grid;place-items:center;font-weight:700;color:#fff;font-size:15px;flex-shrink:0}
.st h4{font-size:14px}
.st small{font-size:11.5px}
.st .pill{margin-left:auto}
.gcard p+p{margin-top:4px;opacity:.85}
#lCode::placeholder{text-transform:none;letter-spacing:0}
.notice{display:grid;gap:12px;border-color:#f5d9a3;background:linear-gradient(135deg,#fffaf0,#fff3dc)}
.notice h4{font-size:14px}
.notice p{font-size:12px;color:var(--ink-soft)}
.cls.off h4,.cls.off p{text-decoration:line-through;opacity:.6}
.occ{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.occ:last-child{border:0}
.occ .date{width:48px;height:52px;border-radius:14px;background:var(--violet-tint);color:var(--violet);display:flex;flex-direction:column;align-items:center;justify-content:center;font-weight:700;font-size:17px;line-height:1.1;flex-shrink:0}
.occ .date small{font-size:9.5px;font-weight:600;text-transform:uppercase}
.occ h4{font-size:13.5px}
.occ p{font-size:11.5px;color:var(--ink-soft)}
.occ .acts2{margin-left:auto;display:flex;gap:6px;flex-shrink:0}
.mini-btn{font-size:11.5px;font-weight:600;padding:7px 10px;border-radius:10px;background:var(--violet-tint);color:var(--violet)}
.mini-btn.red{background:var(--coral-soft);color:var(--coral)}
.mini-btn.green{background:var(--green-soft);color:var(--green)}
.occ.off h4,.occ.off p{text-decoration:line-through;opacity:.6}
.att{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--line)}
.att:last-child{border:0}
.att .av{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;font-weight:700;color:#fff;font-size:14px;flex-shrink:0}
.att h4{font-size:14px;flex:1;min-width:0}
.pa{display:flex;background:var(--sand);border:1px solid var(--line);border-radius:12px;padding:3px;flex-shrink:0}
.pa button{padding:7px 12px;border-radius:9px;font-size:12px;font-weight:700;color:var(--ink-soft);transition:.2s}
.pa button.on.p{background:var(--green);color:#fff}
.pa button.on.a{background:var(--coral);color:#fff}
#introWrap{position:fixed;inset:0;z-index:200;background:#2a1546;transition:opacity .6s ease,transform .6s ease}
#introWrap.out{opacity:0;transform:scale(1.04);pointer-events:none}
#introWrap iframe{width:100%;height:100%;border:0;display:block}
#introSkip{position:absolute;inset:0;background:transparent;border:0}

/* Wide screens (laptop, tablet landscape): sidebar menu and wider, centred content. Phones are unchanged. */
.side-brand{display:none}
@media (min-width:900px){
  body{background:var(--sand)}
  #app{max-width:none;flex-direction:row}
  .tabs{order:-1;width:236px;flex-shrink:0;flex-direction:column;justify-content:flex-start;gap:4px;padding:24px 14px;border-top:0;border-right:1px solid var(--line);background:#fff}
  .tabs.hide{transform:none;position:static}
  .side-brand{display:flex;align-items:center;gap:10px;padding:4px 10px 22px;font-size:22px;font-weight:800;color:var(--violet-dark)}
  .side-brand img{width:40px}
  .side-brand span{color:var(--amber)}
  .tab{flex-direction:row;width:100%;gap:12px;font-size:15px;font-weight:600;padding:6px 8px;border-radius:14px}
  .tab .ic{width:40px;height:36px;border-radius:12px}
  .tab.on{background:var(--violet-tint)}
  .tab.on .ic{transform:none}
  .tab:hover{color:var(--violet)}
  .scr{padding-inline:max(24px,calc((100% - 980px) / 2))}
  .scr.narrow{padding-inline:max(24px,calc((100% - 640px) / 2))}
  .hero,.uhero{border-radius:32px;margin-top:20px}
  .thero{border-radius:32px;margin-top:20px}
  .units{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));overflow:visible;margin:0;padding:4px 0 8px}
  .ulist{grid-template-columns:1fr 1fr}
  .acts{grid-template-columns:repeat(4,1fr)}
  #glist{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  #glist>p{grid-column:1/-1;margin:0}
  .gcard{margin:0}
  .chips{flex-wrap:wrap;padding-inline:0}
  .h1,.h1sub{padding-inline:0}
  .search{margin-inline:0}
  .pad{padding-inline:0}
  .topbar{padding-inline:0;padding-top:24px}
  .next-class{margin-inline:0}
  .week{padding-inline:0}
  .progress,.tbar{margin-inline:0}
  .deck{margin-inline:0;height:420px}
  .fc-btns,.mgrid,.mstat,.q,.opts,.feedback,.next,.speed-card,.tf{margin-inline:0;padding-inline:0}
  .mgrid{padding-block:18px}
  .sheet{left:50%;right:auto;bottom:auto;top:50%;width:520px;max-height:84%;border-radius:24px;transform:translate(-50%,-46%) scale(.96);opacity:0;transition:transform .35s cubic-bezier(.2,.9,.3,1),opacity .25s}
  .sheet.on{transform:translate(-50%,-50%);opacity:1}
  .sheet::before{display:none}
  .onb{padding-inline:max(24px,calc((100% - 440px) / 2))}
  .toast{bottom:40px}
}