/* Grammar Calling – Kids Level 1 (A1) · Richard Sim © */
@font-face{font-family:Andika;src:url(fonts/Andika-Regular.ttf);font-weight:400}
@font-face{font-family:Andika;src:url(fonts/Andika-Bold.ttf);font-weight:700}
@font-face{font-family:Fredoka;src:url(fonts/Fredoka.ttf);font-weight:300 700}
:root{--ink:#2b2350;--purple:#6d28d9;--pink:#ff5d8f;--sky:#e0f2ff;--yellow:#ffd23f;--green:#22c55e;--red:#ef4444;--card:#fff;--c:#6d28d9}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:Andika,"Trebuchet MS",Arial,sans-serif;color:var(--ink);font-size:19px;line-height:1.4;
 background:#bfe6ff radial-gradient(circle at 10% 10%,#fff6 0 60px,transparent 61px),linear-gradient(180deg,#bfe6ff,#e9f7ff 300px,#fff7e6);min-height:100vh;display:flex;flex-direction:column}
h1,h2,h3,.logo b,.btn,.tab,.big{font-family:Fredoka,"Trebuchet MS",Arial,sans-serif}
#download-book{position:fixed;top:11px;right:12px;z-index:300;background:var(--yellow);color:#222;font-weight:bold;padding:10px 14px;border-radius:22px;text-decoration:none;box-shadow:0 2px 6px #0003;min-height:44px;display:flex;align-items:center;font-size:15px;white-space:nowrap}
#download-book .short{display:none}
header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 190px 8px 14px;background:linear-gradient(90deg,#6d28d9,#a21caf 60%,#ff5d8f);color:#fff;box-shadow:0 3px 0 #4c1d9555;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none}
.logo b{font-size:26px;display:block;line-height:1}.logo i{font-style:normal;color:var(--yellow)}.logo small{display:block;font-size:14px;opacity:.95}
.lg-pic svg{width:46px;height:46px;display:block;background:#fff;border-radius:50%;padding:3px}
nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
nav a,nav button{color:#fff;text-decoration:none;font-weight:700;padding:8px 12px;border-radius:14px;background:#ffffff26;border:0;font:inherit;font-weight:700;cursor:pointer;min-height:40px}
nav a.on{background:#fff;color:var(--purple)}
.tstars{background:var(--yellow);color:#5b3a00;border-radius:14px;padding:6px 12px;font-weight:700}
main{flex:1;width:100%;max-width:1040px;margin:0 auto;padding:14px 12px 30px}
footer{text-align:center;padding:14px;background:#2b2350;color:#fff;font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:16px;padding:10px 18px;font-size:19px;font-weight:600;cursor:pointer;background:var(--purple);color:#fff;box-shadow:0 4px 0 #3b0f85;text-decoration:none;min-height:46px;touch-action:manipulation}
.btn:active{transform:translateY(3px);box-shadow:0 1px 0 #3b0f85}
.btn.y{background:var(--yellow);color:#3b2a00;box-shadow:0 4px 0 #c99a00}.btn.g{background:var(--green);box-shadow:0 4px 0 #15803d}.btn.r{background:var(--red);box-shadow:0 4px 0 #991b1b}.btn.w{background:#fff;color:var(--ink);box-shadow:0 4px 0 #c7c2e6;border:2px solid #ddd8f5}
.btn[disabled]{opacity:.45;pointer-events:none}
.card{background:var(--card);border-radius:22px;padding:16px;box-shadow:0 5px 0 #0001,0 2px 10px #2b235018;margin-bottom:14px}
.hero{display:flex;gap:16px;align-items:center;background:#fff;border-radius:26px;padding:16px 18px;box-shadow:0 5px 0 #0001;border:4px solid #fff;background:linear-gradient(135deg,#fff 55%,#fff1f8)}
.hero svg{width:120px;height:120px;flex:none}
.hero h1{margin:0 0 4px;font-size:32px;color:var(--purple)}.hero p{margin:4px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:12px;margin-top:14px}
.ucard{display:flex;gap:10px;align-items:center;background:#fff;border-radius:20px;padding:12px;text-decoration:none;color:var(--ink);border-bottom:6px solid var(--c);box-shadow:0 3px 10px #2b235014;transition:transform .15s}
.ucard:hover{transform:translateY(-3px)}
.ucard .num{flex:none;width:52px;height:52px;border-radius:16px;background:var(--c);color:#fff;font:700 26px Fredoka,sans-serif;display:flex;align-items:center;justify-content:center}
.ucard .pic{width:56px;height:56px;flex:none}.ucard .pic.scene{width:72px}
.ucard h3{margin:0;font-size:20px;line-height:1.1}.ucard p{margin:2px 0 0;font-size:15px;color:#5b5480}
.stars{color:#f5b300;font-size:16px;letter-spacing:1px;white-space:nowrap}.stars .off{color:#d8d3ee}
.special{border-bottom-color:#ff5d8f}.special .num{background:#ff5d8f}
.uhead{display:flex;align-items:center;gap:12px;background:var(--c);color:#fff;border-radius:22px;padding:12px 16px;margin-bottom:10px}
.uhead h1{margin:0;font-size:28px;line-height:1.1}.uhead p{margin:2px 0 0}.uhead .num{background:#fff;color:var(--c);width:50px;height:50px;border-radius:15px;display:flex;align-items:center;justify-content:center;font:700 26px Fredoka,sans-serif;flex:none}
.tabs{display:flex;gap:6px;overflow-x:auto;padding:4px 2px 10px;scrollbar-width:thin}
.tab{flex:none;border:3px solid var(--c);background:#fff;color:var(--ink);border-radius:16px;padding:8px 12px;font-size:17px;font-weight:600;cursor:pointer;text-decoration:none;display:flex;flex-direction:column;align-items:center;min-width:86px;line-height:1.1}
.tab.on{background:var(--c);color:#fff}.tab .stars{font-size:13px}
.inst{font-size:20px;font-weight:700;margin:0 0 10px;display:flex;gap:8px;align-items:center}
.inst .n{background:var(--c);color:#fff;border-radius:50%;width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;font-size:16px;flex:none}
.rule{border-left:8px solid var(--c);}
.rule h2{margin:0 0 6px;color:var(--c);font-size:24px}
.rule b,.ex b{color:#d6246e}
.ex{display:flex;align-items:center;gap:10px;padding:8px;border-radius:14px;background:#f6f3ff;margin-top:8px;font-size:21px}
.ex .pic{width:64px;height:64px;flex:none}.ex .pic.scene{width:100px}.ex .pic.multi{width:auto;height:58px;max-width:140px}
.say{flex:none;margin-left:auto;border:0;background:#fff;border-radius:50%;width:44px;height:44px;font-size:20px;cursor:pointer;box-shadow:0 2px 0 #0002}
.bank{display:flex;flex-wrap:wrap;gap:8px;padding:12px;background:#fff8d6;border:3px dashed #f5b300;border-radius:18px;min-height:66px;margin-bottom:12px;position:sticky;top:4px;z-index:20}
.chip{display:inline-flex;align-items:center;justify-content:center;background:#fff;border:3px solid var(--c);border-bottom-width:6px;border-radius:14px;padding:6px 14px;font-size:21px;font-weight:700;cursor:grab;user-select:none;-webkit-user-select:none;touch-action:none;min-height:48px;min-width:48px}
.chip .pic{width:110px;height:69px}
.chip.sel{background:var(--yellow);transform:scale(1.08)}
.chip.dragging{opacity:.3}
.ghost{position:fixed;z-index:500;pointer-events:none;transform:rotate(-4deg) scale(1.1);box-shadow:0 10px 20px #0004;margin:0}
.sent{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:10px;border-radius:16px;background:#f7f5ff;margin-bottom:8px;font-size:22px}
.sent .pic{width:64px;height:64px;flex:none}.sent .pic.scene{width:100px}.sent .pic.multi{width:auto;height:56px;max-width:130px}
.sent .txt{flex:1;min-width:200px}
.gap{display:inline-flex;min-width:88px;min-height:46px;border:3px dashed #9b8fd6;border-radius:12px;background:#fff;vertical-align:middle;align-items:center;justify-content:center;padding:0 8px;margin:0 3px;font-weight:700;color:#6b5fb0}
.gap.hover,.bin.hover,.line.hover{background:#fff1a8;border-color:#f5b300}
.gap.ok{border:3px solid var(--green);background:#dcfce7;color:#166534}
.shake{animation:shake .4s}
@keyframes shake{25%{transform:translateX(-6px)}50%{transform:translateX(6px)}75%{transform:translateX(-4px)}}
.bins{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.bin{border:4px dashed var(--c);border-radius:20px;background:#fff;min-height:150px;padding:8px;display:flex;flex-direction:column;gap:6px;align-items:center}
.bin h3{margin:0;background:var(--c);color:#fff;border-radius:12px;padding:4px 14px;font-size:20px}
.bin .chip{cursor:default;border-color:var(--green);background:#dcfce7}
.line{display:flex;flex-wrap:wrap;gap:8px;min-height:74px;border:4px dashed #9b8fd6;border-radius:18px;background:#fff;padding:10px;align-items:center;margin-bottom:10px}
.line:empty::before{content:"Drag the words here";color:#a9a2cf}
.line.ok{border:4px solid var(--green);background:#dcfce7}
select.dd{font:700 21px Andika,sans-serif;color:var(--purple);border:3px solid #9b8fd6;border-radius:12px;padding:4px 8px;background:#fff;margin:0 4px;min-height:44px}
select.dd.ok{border-color:var(--green);background:#dcfce7;color:#166534}select.dd.no{border-color:var(--red);background:#fee2e2;color:#991b1b}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-top:10px}
.prog{height:16px;background:#ece8fb;border-radius:10px;overflow:hidden;margin:6px 0 12px}.prog i{display:block;height:100%;background:linear-gradient(90deg,var(--green),var(--yellow));transition:width .3s}
.timer i{background:linear-gradient(90deg,var(--red),var(--yellow),var(--green))}
.qbox{text-align:center}.qbox .pic{width:130px;height:130px}.qbox .pic.scene{width:200px}.qbox .pic.multi{width:auto;max-width:260px;height:110px}
.qtext{font-size:28px;font-weight:700;margin:10px 0 14px}
.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}
.opt{font:700 24px Andika,sans-serif;border:0;border-radius:18px;padding:14px;background:#efeaff;color:var(--ink);cursor:pointer;box-shadow:0 4px 0 #cfc6f2;min-height:62px}
.opt.ok{background:var(--green);color:#fff;box-shadow:0 4px 0 #15803d}.opt.no{background:var(--red);color:#fff;box-shadow:0 4px 0 #991b1b}
.hud{display:flex;justify-content:space-between;align-items:center;gap:10px;font:700 20px Fredoka,sans-serif;flex-wrap:wrap}
.hud .sc{background:var(--yellow);border-radius:14px;padding:4px 12px}
.mem{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.mcard{aspect-ratio:1/1;border-radius:18px;border:0;cursor:pointer;position:relative;perspective:600px;background:none;padding:0;font:inherit}
.mcard .in{position:absolute;inset:0;transition:transform .35s;transform-style:preserve-3d}
.mcard.up .in,.mcard.done .in{transform:rotateY(180deg)}
.mcard .f,.mcard .b{position:absolute;inset:0;border-radius:18px;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;align-items:center;justify-content:center;padding:6px;text-align:center}
.mcard .f{background:repeating-linear-gradient(45deg,var(--c),var(--c) 10px,#ffffff33 10px,#ffffff33 20px);border:4px solid #fff;box-shadow:0 4px 0 #0002;color:#fff;font:700 34px Fredoka}
.mcard .b{background:#fff;border:4px solid var(--c);transform:rotateY(180deg);font-weight:700;font-size:clamp(14px,2.4vw,22px);line-height:1.15}
.mcard .b .pic{width:90%;height:90%}
.mcard.done .b{border-color:var(--green);background:#dcfce7}
.tfbtns{display:flex;gap:12px;justify-content:center}.tfbtns .btn{font-size:24px;min-width:140px;min-height:62px}
.gamelist{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.gcard{background:#fff;border-radius:20px;padding:14px;text-align:center;border:4px solid var(--c);cursor:pointer;font:inherit;color:inherit}
.gcard .gi{font-size:46px;line-height:1}.gcard h3{margin:6px 0 2px;font-size:22px}.gcard p{margin:0;font-size:16px;color:#5b5480}
#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(30px);background:#2b2350;color:#fff;padding:10px 18px;border-radius:16px;font:700 20px Fredoka,sans-serif;opacity:0;transition:.25s;z-index:600;pointer-events:none;text-align:center;max-width:90vw}
#toast.show{opacity:1;transform:translateX(-50%)}
#toast.good{background:var(--green)}#toast.bad{background:var(--red)}
#modal{position:fixed;inset:0;background:#2b235099;z-index:700;display:flex;align-items:center;justify-content:center;padding:16px}
#modal[hidden]{display:none}
.mbox{background:#fff;border-radius:26px;padding:22px;max-width:420px;width:100%;text-align:center;animation:pop .35s}
.mbox h2{margin:0;font-size:34px;color:var(--purple)}.mbox .bigstars{font-size:52px;color:#f5b300;letter-spacing:4px}.mbox .bigstars .off{color:#e2ddf5}
@keyframes pop{from{transform:scale(.6);opacity:0}}
.confetti{position:fixed;top:-20px;width:12px;height:16px;z-index:800;pointer-events:none;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(110vh) rotate(720deg)}}
.cert{border:10px double var(--purple);border-radius:24px;padding:24px;text-align:center;background:#fffdf4}
.cert h2{font-size:36px;color:var(--purple);margin:6px 0}.cert .nm{font:700 34px Fredoka;border-bottom:3px solid #2b2350;display:inline-block;min-width:60%;padding:0 10px}
.small{font-size:15px;color:#5b5480}
.feedback{font:700 22px Fredoka;min-height:30px;margin:8px 0;text-align:center}
.feedback.ok{color:#15803d}.feedback.no{color:#b91c1c}
@media (max-width:700px){
 body{font-size:18px}
 #download-book .long{display:none}#download-book .short{display:inline}#download-book{padding:8px 12px;top:8px;right:8px}
 header{padding:8px 86px 8px 10px}.logo b{font-size:21px}.logo small{font-size:12px}.lg-pic svg{width:38px;height:38px}
 nav{width:100%;justify-content:space-between}nav a,nav button{padding:6px 10px;font-size:16px}
 .hero{flex-direction:column;text-align:center;padding:12px}.hero svg{width:90px;height:90px}.hero h1{font-size:26px}
 .uhead h1{font-size:22px}.sent{font-size:19px;padding:8px}.sent .txt{min-width:150px}.ex{font-size:19px}
 .chip{font-size:19px;padding:5px 11px}.qtext{font-size:23px}.mem{gap:7px}.mcard .b{font-size:13px;padding:3px}
 .sent .pic{width:48px;height:48px}.sent .pic.scene{width:66px;height:48px}.sent .txt{min-width:0}.gap{min-width:70px}
}
@media print{body *{visibility:hidden}.cert,.cert *{visibility:visible}.cert{position:absolute;left:0;top:0;width:100%}#download-book{display:none}}