/* كراستي — style.css */
:root{
  --ink:#2C2C2B;--ink2:#6b6862;--bg:#FFFBF2;--soft:#F9F8F7;--line:#E6E5E3;
  --blue:#2783DE;--blue-s:#E5F2FC;--green:#46A171;--green-s:#E8F1EC;
  --orange:#D5803B;--orange-s:#FBEBDE;--red:#E56458;--red-s:#FCE9E7;
  --yellow:#FFC93C;--purple:#8B5CF6;--purple-s:#EFE9FE;--pink:#EC6FA3;--pink-s:#FDE8F1;--teal:#1FA9B6;--teal-s:#DDF3F5;
  --r:18px;--shadow:0 1px 2px rgba(0,0,0,.05),0 6px 18px rgba(0,0,0,.06);
  --font:'Cairo','Tajawal','Segoe UI',Tahoma,Arial,sans-serif;
  --read:'Noto Naskh Arabic','Amiri','Traditional Arabic','Cairo',serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.7;font-size:17px}
img,svg{max-width:100%}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:3px solid var(--purple);outline-offset:2px;border-radius:8px}
h1,h2,h3{line-height:1.35;margin:0 0 .5em}
h1{font-size:clamp(2rem,5vw,3.2rem)}h2{font-size:clamp(1.5rem,3vw,2.1rem)}h3{font-size:1.25rem}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.section{padding:56px 0}
.section.alt{background:#fff;border-block:1px solid var(--line)}
.sec-head{text-align:center;max-width:680px;margin:0 auto 32px}
.sec-head p{color:var(--ink2);margin:0}
.muted{color:var(--ink2)}
.ar-text{font-family:var(--read);font-size:1.45rem;line-height:2.3}
.ltr{direction:ltr;unicode-bidi:isolate;display:inline-block}
/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,251,242,.95);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand svg{width:44px;height:44px}
.nav{display:flex;gap:4px;margin-inline-start:auto;align-items:center}
.nav a{padding:8px 12px;border-radius:12px;color:var(--ink);font-weight:600;font-size:.95rem}
.nav a:hover,.nav a.on{background:var(--blue-s);color:#1b5fa6;text-decoration:none}
.nav .cart{position:relative}
.badge-n{background:var(--red);color:#fff;border-radius:99px;font-size:.75rem;padding:0 7px;margin-inline-start:4px}
.menu-btn{display:none;margin-inline-start:auto;background:#fff;border:2px solid var(--line);border-radius:12px;width:48px;height:48px;font-size:1.4rem;cursor:pointer}
@media(max-width:980px){
  .menu-btn{display:block}
  .nav{display:none;position:absolute;inset-inline:0;top:68px;background:#fff;flex-direction:column;align-items:stretch;padding:12px 20px 20px;border-bottom:1px solid var(--line);margin:0}
  .nav.open{display:flex}
  .nav a{padding:12px}
}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:10px 24px;border-radius:99px;border:0;font:inherit;font-weight:700;cursor:pointer;background:var(--blue);color:#fff;box-shadow:0 4px 0 #1b62a8;transition:transform .1s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(3px);box-shadow:0 1px 0 #1b62a8}
.btn.yellow{background:var(--yellow);color:#4a3600;box-shadow:0 4px 0 #d9a21c}
.btn.green{background:var(--green);box-shadow:0 4px 0 #2f7d54}
.btn.ghost{background:#fff;color:var(--ink);box-shadow:none;border:2px solid var(--line)}
.btn.red{background:var(--red);box-shadow:0 4px 0 #b9443a}
.btn.sm{min-height:44px;padding:6px 16px;font-size:.95rem}
.btn[disabled]{opacity:.5;cursor:not-allowed}
/* hero */
.hero{background:linear-gradient(180deg,#CFE9FF 0%,#EAF5FF 55%,var(--bg) 100%);position:relative;overflow:hidden;padding:56px 0 72px}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}
.hero p.lead{font-size:1.2rem;color:#42505e;max-width:560px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}
.hero-art{position:relative;min-height:340px;display:grid;place-items:center}
.hero-art .mascot{width:min(300px,70%);filter:drop-shadow(0 12px 20px rgba(0,0,0,.12));animation:bob 4s ease-in-out infinite}
.bubble{position:absolute;width:64px;height:64px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:1.8rem;color:#fff;box-shadow:var(--shadow);animation:bob 5s ease-in-out infinite}
.bubble:nth-child(2){inset-block-start:6%;inset-inline-start:4%;background:var(--orange);animation-delay:-1s}
.bubble:nth-child(3){inset-block-start:12%;inset-inline-end:2%;background:var(--green);animation-delay:-2s}
.bubble:nth-child(4){inset-block-end:10%;inset-inline-start:8%;background:var(--purple);animation-delay:-3s}
.bubble:nth-child(5){inset-block-end:6%;inset-inline-end:8%;background:var(--pink);animation-delay:-.5s}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}
.cloud{position:absolute;background:#fff;border-radius:99px;opacity:.8}
.cloud.c1{width:140px;height:40px;top:30px;inset-inline-start:6%}
.cloud.c2{width:100px;height:30px;top:90px;inset-inline-end:30%}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero-art{min-height:260px;order:-1}}
/* cards & grids */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g6{grid-template-columns:repeat(6,1fr)}
@media(max-width:980px){.g4,.g6{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.g2,.g3,.g4,.g6{grid-template-columns:1fr 1fr}.g2.keep1{grid-template-columns:1fr}}
@media(max-width:460px){.g3,.g4{grid-template-columns:1fr}}
.card{background:#fff;border:2px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}
a.card{color:inherit;display:block;transition:transform .15s,border-color .15s}
a.card:hover{transform:translateY(-4px);text-decoration:none;border-color:var(--blue)}
.ico{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;font-size:1.8rem;margin-bottom:12px}
.lvl{text-align:center;color:#fff;border:0;padding:24px 12px}
.lvl .num{font-size:3.2rem;font-weight:800;line-height:1}
.lvl b{display:block;margin-top:6px}
.lvl small{opacity:.95}
.pill{display:inline-block;padding:2px 12px;border-radius:99px;font-size:.85rem;font-weight:700;background:var(--soft);border:1px solid var(--line)}
.pill.ok{background:var(--green-s);color:#256b47;border-color:#bfdccd}
.pill.soon{background:var(--orange-s);color:#8a4d12;border-color:#efcfb2}
.feat .ico{background:var(--blue-s)}
/* page head */
.page-head{background:linear-gradient(180deg,#E5F2FC,var(--bg));padding:36px 0 24px}
.crumbs{font-size:.9rem;color:var(--ink2);margin-bottom:8px}
.crumbs a{color:var(--ink2)}
/* tabs */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 20px}
.tab{min-height:44px;padding:8px 18px;border-radius:99px;border:2px solid var(--line);background:#fff;font:inherit;font-weight:700;cursor:pointer;color:var(--ink)}
.tab[aria-selected=true]{background:var(--blue);border-color:var(--blue);color:#fff}
.tab:hover{border-color:var(--blue)}
/* stages */
.stage{margin-bottom:28px}
.stage h3{display:flex;align-items:center;gap:10px}
.stage h3 .n{width:40px;height:40px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;font-weight:800;color:#4a3600}
.weeks{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media(max-width:700px){.weeks{grid-template-columns:1fr 1fr}}
.week{display:block;background:#fff;border:2px solid var(--line);border-radius:16px;padding:14px;color:var(--ink)}
.week:hover{border-color:var(--blue);text-decoration:none}
.week b{display:block}
.week .done{color:var(--green);font-weight:700}
/* week page */
.sess{background:#fff;border:2px solid var(--line);border-radius:var(--r);padding:24px;margin-bottom:20px}
.lesson-text{background:var(--orange-s);border-radius:16px;padding:18px 24px;margin-bottom:20px;border:2px dashed #e7b98a}
.rule{background:var(--green-s);border-radius:16px;padding:16px 20px;margin-bottom:20px;border-inline-start:8px solid var(--green)}
.tools{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.poem{text-align:center;background:var(--purple-s);border-radius:16px;padding:20px}
.poem p{margin:0}
.handwrite{border-radius:16px;background:#fff;border:2px solid var(--line);padding:12px 20px;background-image:repeating-linear-gradient(transparent 0 58px,#9ec8ee 58px 60px);font-family:var(--read);font-size:2rem;line-height:60px;color:#b9b6b0}
.empty{text-align:center;padding:40px 20px;background:#fff;border:2px dashed var(--line);border-radius:var(--r)}
/* exercises */
.ex{background:var(--soft);border:2px solid var(--line);border-radius:16px;padding:18px;margin-bottom:16px}
.ex .q{font-weight:700;margin-bottom:10px;font-size:1.15rem}
.ex.ar .q{font-family:var(--read);font-size:1.5rem;line-height:2.1}
.opts{display:flex;gap:10px;flex-wrap:wrap}
.opt{min-height:48px;padding:8px 20px;border-radius:14px;border:2px solid var(--line);background:#fff;font:inherit;font-size:1.1rem;cursor:pointer;color:var(--ink)}
.ar .opt,.opt.ar{font-family:var(--read);font-size:1.35rem}
.opt:hover:not([disabled]){border-color:var(--blue);background:var(--blue-s)}
.opt.good{background:var(--green-s);border-color:var(--green);color:#1f5e3f}
.opt.bad{background:var(--red-s);border-color:var(--red);color:#8f2b22}
.opt.sel{border-color:var(--blue);background:var(--blue-s)}
.opt.used{opacity:.35}
.fb{margin-top:10px;font-weight:700;min-height:1.5em}
.fb.ok{color:#256b47}.fb.no{color:#a83a30}
.chips-out{min-height:56px;border:2px dashed var(--line);border-radius:14px;padding:8px;margin-bottom:10px;display:flex;gap:8px;flex-wrap:wrap;background:#fff}
.mt{display:grid;grid-template-columns:1fr 1fr;gap:10px 40px;max-width:520px}
.mt .opt{width:100%}
.inp{font:inherit;font-size:1.15rem;padding:10px 14px;border:2px solid var(--line);border-radius:12px;min-height:48px;width:100%;max-width:340px;background:#fff;color:var(--ink)}
.inp.ar{font-family:var(--read);font-size:1.4rem}
.scorebar{position:sticky;bottom:12px;background:var(--ink);color:#fff;border-radius:99px;padding:10px 20px;display:flex;justify-content:space-between;gap:12px;max-width:420px;margin:16px auto 0;box-shadow:var(--shadow);z-index:5}
.eq{font-size:1.6rem;font-weight:700;margin-bottom:8px}
/* stories */
.story-card{overflow:hidden;padding:0}
.story-card .cover{height:140px;display:grid;place-items:center;font-size:3.6rem}
.story-card .body{padding:16px 18px 20px}
.lang-tag{display:inline-block;font-size:.8rem;font-weight:700;padding:1px 10px;border-radius:99px;background:#fff;border:1px solid var(--line)}
.reader{max-width:820px;margin:0 auto}
.scene{border-radius:24px;min-height:260px;display:grid;place-items:center;font-size:5.5rem;position:relative;overflow:hidden;margin-bottom:20px;padding:24px 16px 56px;text-align:center;line-height:1.3}
.scene::after{content:"";position:absolute;inset-inline:-10%;bottom:-40px;height:90px;background:rgba(255,255,255,.55);border-radius:50% 50% 0 0}
.story-text{font-size:1.5rem;background:#fff;border:2px solid var(--line);border-radius:20px;padding:20px 28px;text-align:center;line-height:2.2}
.story-text.ar{font-family:var(--read);font-size:1.8rem}
.story-text.ltr-lang{direction:ltr}
.reader-nav{display:flex;justify-content:space-between;align-items:center;margin-top:16px;gap:8px;flex-wrap:wrap}
.dots{display:flex;gap:6px}
.dots i{width:12px;height:12px;border-radius:50%;background:var(--line)}
.dots i.on{background:var(--blue)}
/* games */
.game{background:#fff;border:2px solid var(--line);border-radius:var(--r);padding:24px;min-height:200px}
.memory{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;max-width:480px;margin:16px auto}
.mcard{aspect-ratio:1;border-radius:16px;border:0;font:inherit;font-size:1.6rem;font-weight:700;background:var(--purple);color:#fff;cursor:pointer;display:grid;place-items:center;font-family:var(--read)}
.mcard.open{background:#fff;color:var(--ink);border:3px solid var(--purple)}
.mcard.done{background:var(--green-s);color:#256b47;border:3px solid var(--green)}
.hud{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-weight:700;margin-bottom:12px}
.big-q{font-size:2.4rem;font-weight:800;text-align:center;margin:16px 0}
.scr{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin:16px 0}
.scr .opt{font-size:1.6rem;min-width:56px}
/* store */
.prod .cover{height:130px;border-radius:14px;display:grid;place-items:center;font-size:3rem;margin-bottom:12px;color:#fff;font-weight:800}
.price{font-weight:800;font-size:1.2rem;color:var(--green)}
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
select.inp{max-width:220px}
table.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--r);overflow:hidden;border:2px solid var(--line)}
.tbl th,.tbl td{padding:12px 14px;text-align:start;border-bottom:1px solid var(--line)}
.tbl th{background:var(--soft)}
.tbl-wrap{overflow-x:auto}
/* forms */
.form{max-width:460px;margin:0 auto;background:#fff;border:2px solid var(--line);border-radius:var(--r);padding:28px;box-shadow:var(--shadow)}
.form label{display:block;font-weight:700;margin:14px 0 6px}
.form .inp{max-width:none}
.err{color:#a83a30;font-weight:700;margin-top:10px;min-height:1.4em}
.notice{background:var(--yellow);color:#4a3600;border-radius:12px;padding:10px 16px;font-weight:600;font-size:.95rem}
.demo-bar{background:#FFF3CF;color:#6a5000;text-align:center;font-size:.85rem;padding:6px 12px;border-bottom:1px solid #f0dc99}
.stat{text-align:center}.stat b{display:block;font-size:2.2rem;line-height:1.2}
.bar{height:12px;border-radius:99px;background:var(--line);overflow:hidden}
.bar i{display:block;height:100%;background:var(--green)}
/* footer */
.site-footer{background:#23303d;color:#dbe4ec;padding:48px 0 24px;margin-top:0}
.site-footer a{color:#dbe4ec}
.site-footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
@media(max-width:760px){.site-footer .cols{grid-template-columns:1fr 1fr}}
.site-footer h4{margin:0 0 10px;color:#fff}
.site-footer ul{list-style:none;padding:0;margin:0}.site-footer li{margin:6px 0}
.copy{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:16px;font-size:.9rem;opacity:.8}
.toast{position:fixed;inset-inline:0;bottom:24px;margin:auto;width:max-content;max-width:90%;background:var(--ink);color:#fff;padding:12px 24px;border-radius:99px;z-index:99;box-shadow:var(--shadow)}
.skip{position:absolute;inset-inline-start:-999px}.skip:focus{inset-inline-start:8px;top:8px;background:#fff;padding:8px;z-index:99}
@media print{
  .site-header,.site-footer,.tabs,.tools,.btn,.demo-bar,.scorebar,.no-print{display:none!important}
  body{background:#fff;font-size:14px}.sess,.ex{break-inside:avoid;box-shadow:none}
  .opt{border:1px solid #888}.print-only{display:block!important}
}
.print-only{display:none}
.tools .btn,.tools .inp{flex-shrink:0}.tools .btn{white-space:nowrap}
.tools .inp{flex:1 1 200px;min-width:0}
.hero .wrap{position:relative;z-index:1}
.cloud{z-index:0}
.page-head h1{margin-bottom:.15em}.page-head p{margin:.2em 0 .6em}
.page-head{padding:28px 0 12px}
.nav a.btn{color:#fff}.nav a.btn:hover{background:var(--blue)}
.cart .lbl{display:none}
@media(max-width:980px){.cart .lbl{display:inline;margin-inline-start:6px}}