/* Word Lab — redesign layer for the practice pages (alphabet / sounds / words).
   Loaded AFTER each page's own <style>, so equal selectors here win. Page logic and markup are unchanged. */

body{font-family:var(--ar);font-size:1rem;line-height:1.6;
  background:radial-gradient(1100px 520px at 100% -8%,#D9F3EE 0,transparent 60%),radial-gradient(900px 520px at -12% 4%,#DCEEFB 0,transparent 55%),var(--bg);background-attachment:fixed}
.ipa,.ipa2,.sym,.mi{font-family:var(--ipa,system-ui),'Segoe UI','Lucida Sans Unicode',Arial,sans-serif}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:30;padding:max(12px,env(safe-area-inset-top)) clamp(14px,3vw,32px) 14px;color:#fff;
  background:radial-gradient(520px 200px at 92% -20%,rgba(255,255,255,.28),transparent 70%),radial-gradient(rgba(255,255,255,.11) 1px,transparent 1.4px) 0 0/20px 20px,linear-gradient(120deg,#0A6F66 0%,#0F8A7E 40%,#0479B8 100%);
  box-shadow:0 18px 40px -28px rgba(2,60,90,.9);border-radius:0 0 28px 28px}
header .top,header nav{max-width:1240px;margin-inline:auto}
.top{gap:12px;flex-wrap:nowrap}
.top h1{font-weight:900;font-size:clamp(1.3rem,1rem + 1.1vw,1.9rem);gap:10px;letter-spacing:0;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-shadow:0 2px 12px rgba(0,40,60,.25)}
.top h1 small{font:600 .55em/1 var(--en);opacity:.85;letter-spacing:.06em;background:rgba(255,255,255,.16);padding:6px 10px;border-radius:999px}
a.home{width:46px;height:46px;border-radius:15px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.25);font-size:0;transition:background .2s,transform .3s var(--spring)}
a.home svg{width:22px;height:22px}
a.home:hover{background:rgba(255,255,255,.28);transform:translateY(-2px) rotate(-4deg)}
.tools{gap:6px;padding:4px;background:rgba(0,35,55,.2);border-radius:999px}
.tools button{padding:8px 14px;font-size:.88rem;font-weight:800;background:transparent;transition:background .25s,color .25s}
.tools button.on{background:#fff;color:var(--teal);box-shadow:0 6px 14px -8px rgba(0,30,50,.7)}

nav{position:relative;display:flex;gap:4px;margin-top:14px;padding:5px;width:max-content;max-width:100%;background:rgba(0,35,55,.22);border:1px solid rgba(255,255,255,.14);border-radius:20px;overflow-x:auto;scrollbar-width:none;isolation:isolate}
nav::-webkit-scrollbar{display:none}
nav button{position:relative;z-index:1;display:flex;align-items:center;gap:8px;border-radius:15px;padding:10px 18px;font-size:1rem;font-weight:800;opacity:.92;color:#fff;background:transparent!important;box-shadow:none!important;transition:color .3s,opacity .3s}
nav button:hover{opacity:1}
nav button .ni{font-size:1.15em;line-height:1;display:inline-block;transition:transform .4s var(--spring)}
nav button.on{color:var(--teal);opacity:1}
nav button.on .ni{transform:scale(1.15) rotate(-6deg)}
nav .ind{position:absolute;z-index:0;top:5px;bottom:5px;left:0;width:0;border-radius:15px;background:#fff;box-shadow:0 8px 20px -10px rgba(0,30,50,.7);transition:transform .45s var(--ease),width .45s var(--ease)}
nav:not(.ready) .ind{transition:none}
nav:not(:has(.ind)) button.on{background:#fff!important}

/* press ripple on practice buttons (wl-fx.js) */
.ctrl button,.say,.act,.sets button{position:relative;overflow:hidden;isolation:isolate}
.ctrl button>.rp,.say>.rp,.act>.rp,.sets button>.rp{position:absolute;border-radius:50%;pointer-events:none;background:currentColor;opacity:.2;transform:scale(0);animation:rp .6s var(--ease) forwards;z-index:-1}

/* ---------- page ---------- */
main{max-width:1240px;padding:clamp(18px,3vw,34px) clamp(14px,3vw,32px) 56px}
section.on{animation:secIn .5s var(--ease) both}
@keyframes secIn{from{opacity:0;transform:translateY(14px)}}
.lead{font-size:clamp(1rem,.95rem + .25vw,1.15rem);color:var(--mut);line-height:1.8;margin:0 0 18px;max-width:60em}
.credits{color:var(--mut);font-size:.82rem;line-height:1.8}

/* stage (practice area) */
.stage{border-radius:32px;padding:clamp(18px,3vw,36px);gap:14px;min-height:min(60vh,640px);border:1px solid rgba(220,232,238,.9);
  background:radial-gradient(800px 260px at 50% -10%,color-mix(in srgb,var(--c,#0F8A7E) 7%,transparent),transparent 70%),#fff;
  box-shadow:0 1px 0 #fff inset,0 30px 70px -40px rgba(15,50,70,.55)}
.ctrl{gap:10px}
.ctrl button,.act,.lhead .back,.lhead .pl,.sets button{border-radius:16px;padding:12px 20px;font-size:1rem;font-weight:800;transition:transform .25s var(--spring),box-shadow .25s,background .25s,color .25s}
.ctrl button{background:#EEF5FA;color:#14608F}
.ctrl button:hover,.act:hover,.lhead .back:hover{transform:translateY(-2px);box-shadow:0 10px 20px -14px rgba(20,60,90,.6)}
.ctrl button:active,.act:active{transform:scale(.96)}
.ctrl button.main{padding:14px 30px;font-size:1.12rem;background:linear-gradient(135deg,var(--teal),var(--sky));color:#fff;box-shadow:0 16px 30px -16px rgba(2,132,199,.9)}
.ctrl button.on{background:var(--teal);color:#fff}
.say{padding:12px 24px;font-size:1.05rem;transition:transform .25s var(--spring)}
.say:hover{transform:translateY(-2px)}
.dots span{width:30px;height:30px;border-radius:10px;font-size:.78rem;transition:transform .3s var(--spring),background .2s}
.turn{height:14px}
.turnT{font-size:1.05rem}
.msg{font-size:clamp(1.1rem,1rem + .4vw,1.4rem)}
.ask{font-size:clamp(1.25rem,1.1rem + .5vw,1.6rem);font-weight:900}
.opt{border-radius:26px;transition:transform .25s var(--spring),box-shadow .25s,border-color .2s}
.opt:hover{transform:translateY(-4px);box-shadow:0 18px 30px -20px rgba(20,60,90,.55)}
.tip{border-radius:18px;font-size:.98rem}

/* skill progress strip */
.skillbar{border-radius:22px;padding:14px 18px;margin:0 0 20px;border-inline-start:0;box-shadow:0 1px 0 #fff inset,0 18px 40px -30px rgba(15,50,70,.6);border:1px solid #E3ECF1}
.sk-ring{width:62px;height:62px}.sk-ring b{width:48px;height:48px;font:800 .85rem/1 var(--en)}
.sk-t b{font-size:1.1rem;font-weight:900}.sk-t small{font-size:.86rem}

/* letter tiles (alphabet) + sound tiles (sounds) */
.grid{grid-template-columns:repeat(auto-fill,minmax(clamp(104px,12vw,150px),1fr));gap:clamp(8px,1.4vw,16px)}
.tile,.st{border-radius:24px;border-bottom:0;box-shadow:0 1px 0 #fff inset,0 14px 30px -20px rgba(20,39,58,.55);overflow:hidden;
  transition:transform .35s var(--spring),box-shadow .3s}
.tile::before,.st::before{content:'';position:absolute;inset:auto 0 0;height:5px;background:var(--c,var(--gc))}
.st::before{background:var(--gc)}
.tile:hover,.st:hover{transform:translateY(-6px);box-shadow:0 26px 40px -24px color-mix(in srgb,var(--c,var(--gc)) 70%,#0E2233)}
.tile{padding:clamp(14px,1.6vw,20px) 8px clamp(12px,1.4vw,16px);gap:6px}
.tile .big{font-size:clamp(2.4rem,1.8rem + 1.6vw,3.4rem);font-weight:800}
.tile .big i{font-size:.8em}
.tile .pic{height:auto;font-size:clamp(2rem,1.6rem + 1.2vw,2.8rem);line-height:1}.tile .pic img{width:clamp(44px,5vw,64px);height:clamp(44px,5vw,64px);object-fit:contain;border-radius:12px}
.sgrid{grid-template-columns:repeat(auto-fill,minmax(clamp(110px,11vw,150px),1fr));gap:clamp(8px,1.2vw,14px)}
.st{padding:14px 8px 14px}
.st .sy{font-size:clamp(1.8rem,1.4rem + 1vw,2.5rem);font-weight:700}
.st .kw{font-size:1.05rem}
.grp{margin:8px 0 30px}
.grp h2{font-size:clamp(1.2rem,1.05rem + .5vw,1.5rem);font-weight:900}
.grp h2 i{width:14px;height:14px;border-radius:5px}

/* overlay card (letter / sound details) */
.ov{background:rgba(8,28,42,.5);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.card{border-radius:32px;box-shadow:0 50px 100px -40px rgba(0,0,0,.7)}
.ch{padding:16px 20px}
.ch b{font-size:1.3rem;font-weight:900}
.ch .nv{border-radius:15px;transition:background .2s,transform .25s var(--spring)}
.ch .nv:hover{background:rgba(255,255,255,.32);transform:scale(1.06)}
.wc{border-radius:22px;transition:transform .3s var(--spring),border-color .2s,box-shadow .3s}
.wc:hover{box-shadow:0 18px 30px -22px rgba(20,60,90,.6)}
.wc{padding:10px 10px 12px;gap:10px;background:#F7FAFC}
.wc .pic{position:relative;flex:none;width:100%;height:clamp(84px,10vw,120px);display:grid;place-items:center;font-size:clamp(2.6rem,2rem + 1.4vw,3.4rem);background:#fff;border-radius:16px}
.wc .pic img{position:absolute;inset:6px;width:calc(100% - 12px);height:calc(100% - 12px)!important;object-fit:contain;border-radius:12px}
.wc .w{font-size:clamp(1.05rem,.95rem + .4vw,1.35rem);font-weight:700;line-height:1.2;padding:6px 14px;border-radius:999px;background:#fff;color:var(--ink);border:1.5px solid color-mix(in srgb,var(--c) 30%,#E3ECF1);box-shadow:0 4px 10px -6px rgba(20,60,90,.35);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;transition:background .2s,color .2s,border-color .2s}
.wc:hover .w,.wc.play .w{background:color-mix(in srgb,var(--c) 12%,#fff);border-color:var(--c)}

/* ---------- letters: school-print font (Comic Neue Bold, as in the writing engine: one-storey a and g) ---------- */
/* letters page (the only page with #tiles): every English letter and word in the same school-print font, IPA keeps its own */
body:has(#tiles) .en,body:has(#tiles) .tile .big,body:has(#tiles) .LL,body:has(#tiles) .big,body:has(#tiles) .pw,body:has(#tiles) .opt,body:has(#tiles) .wc .w,body:has(#tiles) .wr-strip button,body:has(#tiles) .trc-word{font-family:var(--kid);font-weight:700}
body:has(#tiles) .ipa,body:has(#tiles) .sndb{font-family:var(--ipa)}

/* ---------- ✍️ write the letter ---------- */
#wrSt{gap:14px;min-height:0}
.wr-top{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.wr-case{display:flex;gap:4px;padding:5px;background:#E7F0F4;border-radius:999px}
.wr-case button{border:0;border-radius:999px;padding:9px 16px;font-weight:800;font-size:.95rem;background:transparent;color:var(--ink2);cursor:pointer;transition:background .3s,color .3s,box-shadow .3s}
.wr-case button.on{background:#fff;color:var(--teal);box-shadow:0 8px 18px -10px rgba(15,50,70,.5)}
.wr-n{font-weight:800;color:var(--mut);background:#F1F6F9;padding:6px 14px;border-radius:999px}
.wr-main{width:100%;display:grid;grid-template-columns:minmax(0,260px) minmax(0,440px);grid-template-areas:"pic box" "act box";gap:16px clamp(18px,3vw,44px);align-items:center;justify-content:center}
.wr-pic{grid-area:pic;align-self:end}.wr-box{grid-area:box}.wr-act{grid-area:act;align-self:start;display:flex;flex-direction:column;align-items:center;gap:10px}
.wr-act .msg{text-align:center;min-height:0}
.wr-act .ctrl button.main{min-width:200px}
.wr-pic{border:0;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:12px;padding:16px;border-radius:28px;background:linear-gradient(160deg,#F3FAF9,#EEF6FC);box-shadow:0 1px 0 #fff inset,0 18px 36px -26px rgba(15,50,70,.55);transition:transform .35s var(--spring)}
.wr-pic:hover{transform:translateY(-4px) rotate(-1deg)}
.wr-pic img{width:100%;aspect-ratio:1;object-fit:contain;background:#fff;border-radius:20px}
.wr-pic .em{font-size:5rem;line-height:1.3}
.wr-pic .ww{font:700 1.5rem/1.2 var(--kid);padding:8px 20px;border-radius:999px;background:#fff;color:var(--ink);box-shadow:0 6px 14px -8px rgba(20,60,90,.4)}
.wr-pic .ww b{color:var(--teal)}
.wr-box{display:flex;flex-direction:column;align-items:center}
.trc{position:relative;width:min(100%,440px,50vh);aspect-ratio:1;margin:4px auto;border-radius:30px;background:#fff;border:3px dashed #BAE6FD;box-shadow:0 8px 0 #E0F2FE,0 24px 40px -30px rgba(2,100,160,.6);touch-action:none;user-select:none;-webkit-user-select:none;transition:border-color .3s,box-shadow .3s}
.trc.word{width:min(100%,560px);aspect-ratio:2}.trc.en{width:min(100%,440px,50vh)}.trc.word.en{width:min(100%,560px);aspect-ratio:1.5}
.trc canvas{display:block;width:100%;height:100%;border-radius:27px;touch-action:none;cursor:crosshair}
.trc.right{border:3px solid #4ADE80;box-shadow:0 8px 0 #BBF7D0,0 24px 40px -30px rgba(22,163,74,.6)}
.trc.wrong{border:3px solid #FCD34D;box-shadow:0 8px 0 #FEF3C7}
.trc-clear{position:absolute;inset-inline-end:12px;top:12px;padding:7px 16px;border-radius:999px;border:2px solid #FECACA;background:#FFF1F2;color:#BE123C;font:800 .9rem var(--ar);cursor:pointer;transition:transform .25s var(--spring)}
.trc-clear:hover{transform:translateY(-2px)}
.trc-clear[hidden]{display:none}
.trc-clear.trc-play{border-color:#BFDBFE;background:#EFF6FF;color:#1E40AF}
.trc-clear.trc-how{inset-inline-end:auto;inset-inline-start:12px;border-color:#FED7AA;background:#FFF7ED;color:#C2410C}
.trc-say{display:block;margin:0 auto 8px;width:52px;height:52px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--teal),var(--sky));color:#fff;font-size:26px;cursor:pointer;box-shadow:0 12px 24px -12px rgba(2,132,199,.9);transition:transform .25s var(--spring)}
.trc-say:hover{transform:scale(1.08)}.trc-say:active{transform:scale(.94)}
.trc-word{text-align:center;font:700 1.6rem var(--kid);color:#1E40AF;margin:0 0 6px}
.kc-said{text-align:center;font-weight:800;color:#B45309;margin:8px 0 0}
#wrCheck:disabled{opacity:.45;cursor:default;transform:none;box-shadow:none}
.wr-strip{direction:ltr;display:flex;flex-wrap:wrap;gap:6px;justify-content:center;max-width:900px}
.wr-strip button{width:38px;height:38px;border:0;border-radius:12px;background:#EEF3F6;color:var(--mut);font-size:1.1rem;cursor:pointer;transition:transform .25s var(--spring),background .2s}
.wr-strip button:hover{transform:translateY(-2px)}
.wr-strip button.done{background:#DCFCE7;color:#15803D}
.wr-strip button.on{background:var(--teal);color:#fff;transform:scale(1.12)}

/* ---------- words page ---------- */
.legend2{gap:8px;margin:0 0 16px}.legend2 .ps{font-size:.8rem}
.gsw{gap:6px;padding:5px;background:#E7F0F4;border-radius:999px;width:max-content;margin:6px auto 22px}
.gsw button{padding:10px 24px;font-size:1rem;background:transparent;box-shadow:none;color:var(--ink2);transition:background .3s,color .3s,box-shadow .3s}
.gsw button.on{background:#fff;color:var(--teal);box-shadow:0 8px 18px -10px rgba(15,50,70,.5)}
.lvls{grid-template-columns:repeat(auto-fill,minmax(clamp(230px,24vw,290px),1fr));gap:clamp(10px,1.4vw,18px)}
.lvls:has(.tp){grid-template-columns:repeat(auto-fill,minmax(clamp(230px,24vw,290px),1fr))}
.lv{border-radius:24px;border-inline-start:0;padding:14px 16px;box-shadow:0 1px 0 #fff inset,0 16px 34px -24px rgba(20,39,58,.6);transition:transform .35s var(--spring),box-shadow .3s;position:relative;overflow:hidden}
.lv::before{content:'';position:absolute;inset:0 auto 0 0;width:5px;background:var(--c)}
.lv:hover{transform:translateY(-6px);box-shadow:0 28px 44px -26px color-mix(in srgb,var(--c) 65%,#0E2233)}
.lv .lt b{font-size:1.12rem;font-weight:900}
.lv small{font-size:.8rem}.lv .ex{font-size:.92rem}.lv .done{font-size:.78rem}
.lv.tp .cov{gap:8px;margin-bottom:10px}
.lv.tp .cov img{border-radius:16px;background:linear-gradient(160deg,#F5FBFA,#EFF6FB);box-shadow:none}
.lv.tp:hover .cov img:nth-child(1){transform:rotate(-4deg) scale(1.05)}
.lv.tp:hover .cov img:nth-child(2){transform:translateY(-4px) scale(1.06)}
.lv.tp:hover .cov img:nth-child(3){transform:rotate(4deg) scale(1.05)}
.gsub{font-size:1.25rem;font-weight:900;grid-column:1/-1;margin:18px 0 4px}
#lvOne .lhead{border-radius:24px;padding:14px 18px;border-inline-start:0;box-shadow:0 1px 0 #fff inset,0 20px 44px -30px rgba(15,50,70,.6);position:sticky;top:calc(var(--hh,150px) + 8px);z-index:5;background:rgba(255,255,255,.92);backdrop-filter:blur(12px)}
.lhead h2{font-size:clamp(1.3rem,1.1rem + .6vw,1.7rem);font-weight:900}
.wl.gal{grid-template-columns:repeat(auto-fill,minmax(clamp(160px,17vw,220px),1fr));gap:clamp(10px,1.4vw,18px)}
.tl{transition:transform .35s var(--spring),box-shadow .3s}
.tl:hover{transform:translateY(-5px)}
.sbox{font-size:1.15rem;padding:16px 20px;border-radius:20px;border:2px solid #DCE7EC;box-shadow:0 14px 30px -24px rgba(15,50,70,.5);background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' fill='none' stroke='%235C7184' stroke-width='2.2' stroke-linecap='round' viewBox='0 0 24 24'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E") no-repeat left 18px center;padding-left:52px}
.lvpick{font-weight:800;color:var(--ink2)}
.lvpick select{border-radius:14px;padding:8px 12px;font-size:1rem;background:#fff}
.mw{font-weight:800;letter-spacing:-.01em}
.fc>div{border-radius:30px}
.reset{border-radius:14px}

/* 📘 curriculum: book picker + unit cards */
.cubooks{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:6px;direction:rtl}
.cus{display:flex;flex-direction:column;gap:6px;padding:10px;border-radius:20px;background:#fff;box-shadow:0 1px 0 #fff inset,0 14px 30px -24px rgba(15,50,70,.6);border:1px solid var(--line)}
.cus>span{font-size:.8rem;font-weight:800;color:var(--mut);padding:0 4px}
.cub{display:flex;align-items:center;justify-content:space-between;gap:8px;border:0;border-radius:14px;padding:9px 12px;background:color-mix(in srgb,var(--c) 7%,#fff);color:var(--ink);cursor:pointer;transition:transform .25s var(--spring),background .25s,color .25s;text-align:right}
.cub b{font-size:.98rem;white-space:nowrap}.cub small{font-size:.72rem;color:var(--mut);white-space:nowrap}
.cub:hover{transform:translateY(-2px)}
.cub.on{background:var(--c);color:#fff;box-shadow:0 10px 20px -12px var(--c)}.cub.on small{color:rgba(255,255,255,.85)}
.lv.cu .lt b{font-size:1rem;line-height:1.3;white-space:normal;text-align:left;direction:ltr}
.lv.cu .rg b{font:800 1.05rem/1 var(--en)}
.soon{font-style:normal;color:#B45309;font-weight:700}

/* ---------- phones ---------- */
@media (max-width:620px){
  header{padding:max(10px,env(safe-area-inset-top)) 12px 10px;border-radius:0 0 22px 22px}
  .top{gap:8px}.top h1{font-size:1.05rem;flex:1;gap:6px}.top h1 small{display:none}
  .tools{flex:none;padding:3px}.tools button{white-space:nowrap}
  a.home{width:40px;height:40px;border-radius:13px}
  .tools button{padding:6px 9px;font-size:.74rem}
  nav{width:100%;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:2px;padding:4px;border-radius:18px;margin-top:10px}
  nav button{flex-direction:column;gap:3px;padding:7px 2px 6px;font-size:.72rem;line-height:1.2;border-radius:14px;white-space:normal;text-align:center}
  nav button .ni{font-size:1.35rem}
  nav .ind{top:4px;bottom:4px;border-radius:14px}
  main{padding:16px 12px 40px}
  .grid{grid-template-columns:repeat(3,1fr);gap:10px}
  .sgrid{grid-template-columns:repeat(3,1fr);gap:8px}
  .stage{border-radius:26px;padding:18px 14px}
  .ctrl button{padding:11px 14px;font-size:.95rem}
  .ctrl button.main{padding:13px 22px}
  .lvls,.lvls:has(.tp){grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .lv{padding:12px}
  .wl.gal{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cubooks{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
  .gsw{width:100%;display:grid;grid-template-columns:repeat(3,1fr)}
  .gsw button{padding:9px 6px;font-size:.88rem;white-space:nowrap}
  .cus{padding:8px;border-radius:16px}
  .cub{flex-direction:column;align-items:flex-start;gap:0;padding:7px 10px}
  .cub b{font-size:.88rem}
  .wr-main{grid-template-columns:1fr;grid-template-areas:"pic" "box" "act"}
  .wr-pic{flex-direction:row;justify-content:center;padding:10px 14px;border-radius:22px}
  .wr-pic img{width:84px}
  .wr-pic .ww{font-size:1.25rem}
  .wr-strip button{width:32px;height:32px;font-size:1rem}
  .wr-case button{padding:8px 11px;font-size:.85rem}
  #lvOne .lhead{top:calc(var(--hh,120px) + 6px)}
}
html.in-mveed header{border-radius:0}