/* Layout: notebook-style app — sticky top bar, unit tabs, week rows of skill tiles; practice is one focused card with a score dial beside it */
:root{
  --paper:#f5f8fc; --card:#ffffff; --ink:#15244a; --muted:#5a6680; --line:#e0e6f0; --soft:#eef3fa;
  --accent:#1b3b7c; --accent-soft:#e8eefa; --gold:#f0b429; --gold-soft:#fdf4dc;
  --brand-green:#5e9e40; --brand-blue:#3f8fdc;
  --good:#3b8a2a; --good-soft:#e6f3df; --bad:#c4473b; --bad-soft:#fbe7e3;
  --g:#3f7fd6; --s:#d9861c; --v:#7457c9; --w:#bb4b86; --r:#4c9a36;
  --l1:#3f7fd6; --l2:#d9861c; --l3:#4c9a36; --shadow:rgba(21,36,74,.07);
  --logo-leaf:#f4f1e6; --logo-leaf2:#bfe3cf; --leaf2:#7cc39d; --ground:#d6e8dc;
  --display:"Nunito", system-ui, -apple-system, "Segoe UI", sans-serif; --body:"Lexend", system-ui, -apple-system, "Segoe UI", sans-serif;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --paper:#0e1524; --card:#151f33; --ink:#e8eef9; --muted:#9ba9c4; --line:#26334f; --soft:#1a2640;
  --accent:#8db7ff; --accent-soft:#1c2c4d; --gold:#f5c454; --gold-soft:#352c16;
  --brand-green:#86c76a; --brand-blue:#6fb2f2;
  --good:#86c76a; --good-soft:#1c3320; --bad:#f07d70; --bad-soft:#3c211d;
  --g:#8db7ff; --s:#f0a65a; --v:#a893ec; --w:#e389b8; --r:#86c76a;
  --l1:#8db7ff; --l2:#f0a65a; --l3:#86c76a; --shadow:rgba(0,0,0,.35);
  --logo-leaf:#0f1a15; --logo-leaf2:#1f4a36; --leaf2:#2f8a5f; --ground:#1e3328; color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#0e1524; --card:#151f33; --ink:#e8eef9; --muted:#9ba9c4; --line:#26334f; --soft:#1a2640;
  --accent:#8db7ff; --accent-soft:#1c2c4d; --gold:#f5c454; --gold-soft:#352c16;
  --brand-green:#86c76a; --brand-blue:#6fb2f2;
  --good:#86c76a; --good-soft:#1c3320; --bad:#f07d70; --bad-soft:#3c211d;
  --g:#8db7ff; --s:#f0a65a; --v:#a893ec; --w:#e389b8; --r:#86c76a;
  --l1:#8db7ff; --l2:#f0a65a; --l3:#86c76a; --shadow:rgba(0,0,0,.35);
  --logo-leaf:#0f1a15; --logo-leaf2:#1f4a36; --leaf2:#2f8a5f; --ground:#1e3328; color-scheme:dark}
*{box-sizing:border-box}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.55;margin:0}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
h1,h2,h3{font-family:var(--display);font-weight:800;line-height:1.15;margin:0;text-wrap:balance}
h2{font-size:24px} h3{font-size:18px}
.wrap{max-width:1080px;margin:0 auto;padding-inline:16px;padding-block:0 56px}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:var(--paper);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;padding-block:10px}
.brand{font-family:var(--display);font-weight:800;font-size:22px;color:var(--accent);line-height:1}
.brand small{display:block;font-family:var(--body);font-weight:500;font-size:11px;color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-top:3px}
.spacer{flex:1}
.tabs{display:flex;gap:4px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:3px}
.tabs button{border:0;background:none;padding:6px 14px;border-radius:999px;color:var(--muted);font-weight:500}
.tabs button[aria-pressed="true"]{background:var(--accent);color:var(--card)}
.who{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.who b{color:var(--ink)}
.link{border:0;background:none;color:var(--accent);font-weight:600;padding:0;text-decoration:underline;text-underline-offset:3px}
.note{font-size:13px;color:var(--muted)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;min-width:0}
.btn{border:0;background:var(--accent);color:var(--card);font-weight:600;padding:10px 22px;border-radius:12px;font-size:16px}
.btn.alt{background:var(--soft);color:var(--ink)}
.btn:disabled{opacity:.45;cursor:default}
/* welcome */
.welcome{max-width:520px;margin:40px auto 0;display:flex;flex-direction:column;gap:14px}
.welcome label{font-weight:600}
.text{width:100%;padding:12px 14px;border:2px solid var(--line);border-radius:12px;background:var(--paper);font-size:18px}
.secs{display:flex;gap:8px;flex-wrap:wrap}
.secs button{border:2px solid var(--line);background:var(--paper);border-radius:12px;padding:10px 18px;font-weight:600;font-size:17px}
.secs button[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
/* home */
.units{display:flex;gap:6px;flex-wrap:wrap;padding-block:18px 6px}
.units button{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:7px 14px;font-weight:600}
.units button[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
.units button .soon{font-weight:400;font-size:11px;color:var(--muted);margin-inline-start:4px}
.unithead{display:flex;flex-wrap:wrap;gap:6px 16px;align-items:baseline;padding-block:8px 4px}
.week{display:grid;grid-template-columns:150px minmax(0,1fr);gap:16px;padding-block:16px;border-top:1px dashed var(--line)}
@media (max-width:700px){.week{grid-template-columns:1fr;gap:8px}}
.wk h3{font-size:20px}
.wk .sel{font-size:13px;color:var(--muted)}
.wk .eq{font-size:12px;color:var(--muted);font-style:italic;margin-top:4px}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.tile{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:2px 10px;align-items:center;text-align:start;border:1px solid var(--line);background:var(--card);border-radius:12px;padding:10px 12px;border-inline-start:5px solid var(--c)}
.tile:hover{border-color:var(--c)}
.tile .code{grid-row:1/3;font-family:var(--display);font-weight:800;font-size:15px;color:var(--c);min-width:28px}
.tile .nm{font-weight:600;font-size:14px;line-height:1.3}
.tile .kind{font-size:11px;color:var(--muted);letter-spacing:.05em;text-transform:uppercase}
.tile .sc{grid-row:1/3;grid-column:3;font-family:var(--display);font-weight:800;font-size:20px;font-variant-numeric:tabular-nums;color:var(--muted)}
.tile .sc.on{color:var(--gold)} .tile .sc.done{color:var(--good)}
.soonbox{background:var(--soft);border-radius:12px;padding:12px 14px;font-size:14px}
.soonbox ul{margin:6px 0 0;padding-inline-start:18px}
/* practice */
.practice{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:20px;margin-top:20px}
@media (max-width:780px){.practice{grid-template-columns:1fr}}
.crumb{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.passage{background:var(--soft);border-radius:12px;padding:14px 16px;margin-top:16px;font-size:17px;line-height:1.7;white-space:pre-line}
.stem{font-size:20px;line-height:1.5;margin:18px 0 6px;font-weight:500}
.quote{font-size:21px;line-height:1.5;background:var(--gold-soft);border-radius:10px;padding:10px 14px;margin:6px 0 14px;white-space:pre-line}
.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;margin-top:14px}
.opts.short{grid-template-columns:repeat(auto-fit,minmax(110px,1fr))}
.opt{border:2px solid var(--line);background:var(--paper);border-radius:12px;padding:12px 14px;font-size:17px;text-align:start;line-height:1.35}
.opts.short .opt{text-align:center;font-size:19px}
.opt:hover:not(:disabled){border-color:var(--accent)}
.opt.sel{border-color:var(--accent);background:var(--accent-soft)}
.opt.right{border-color:var(--good);background:var(--good-soft)}
.opt.wrong{border-color:var(--bad);background:var(--bad-soft)}
.opt:disabled{cursor:default}
.hear{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:14px 0}
.speak{border:2px solid var(--s);background:var(--card);color:var(--ink);border-radius:999px;padding:10px 18px;font-weight:600;font-size:17px;display:inline-flex;gap:8px;align-items:center}
.speak svg{width:20px;height:20px;fill:var(--s)}
.typein{width:min(320px,100%);font-size:22px;padding:10px 14px;border:2px solid var(--line);border-radius:12px;background:var(--paper);margin-top:8px}
.actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.feedback{margin-top:18px;border-radius:12px;padding:14px 16px}
.feedback.ok{background:var(--good-soft)} .feedback.no{background:var(--bad-soft)}
.feedback strong{display:block;font-family:var(--display);font-size:19px;margin-bottom:2px}
.side{display:flex;flex-direction:column;gap:14px}
.meter{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center}
.ring{width:150px;height:150px;border-radius:50%;display:grid;place-items:center}
.ring>div{width:118px;height:118px;border-radius:50%;background:var(--card);display:grid;place-items:center}
.ring b{font-family:var(--display);font-size:44px;line-height:1;font-variant-numeric:tabular-nums}
.lbl{font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.stats{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.stat{background:var(--soft);border-radius:10px;padding:10px;text-align:center}
.stat b{display:block;font-family:var(--display);font-size:22px;font-variant-numeric:tabular-nums}
.report{border:2px dashed var(--accent);border-radius:14px;padding:14px;background:var(--accent-soft)}
.report code{display:block;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12.5px;line-height:1.5;background:var(--card);border-radius:8px;padding:8px 10px;margin:8px 0;word-break:break-word;user-select:all}
.mini{border:0;background:var(--accent);color:var(--card);border-radius:8px;padding:6px 12px;font-weight:600;font-size:13px}
.toast{font-family:var(--display);font-size:19px;color:var(--good)}
/* teacher */
.tsub{display:flex;gap:6px;flex-wrap:wrap;padding-block:18px 10px}
.tsub button{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:7px 14px;font-weight:600}
.tsub button[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
textarea{width:100%;min-height:150px;border:2px solid var(--line);border-radius:12px;background:var(--paper);padding:10px 12px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}
.tablewrap{overflow-x:auto;margin-top:14px;background:var(--card);border:1px solid var(--line);border-radius:14px}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:start;vertical-align:top}
th{font-size:11px;color:var(--muted);font-weight:600;letter-spacing:.05em;text-transform:uppercase}
td.n{font-variant-numeric:tabular-nums;text-align:end}
.pill{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.p-ok{background:var(--good-soft);color:var(--good)} .p-bad{background:var(--bad-soft);color:var(--bad)} .p-mid{background:var(--gold-soft);color:var(--ink)}
.map td{font-size:13.5px}
.map .uh td{background:var(--soft);font-family:var(--display);font-weight:800;font-size:16px}
.chip{display:inline-block;font-size:11px;font-weight:600;padding:1px 7px;border-radius:6px;background:var(--soft);color:var(--muted);margin-inline-end:4px}
.fbtn{border:1px solid var(--line);background:var(--card);border-radius:10px;padding:5px 12px;font-weight:600}
.fbtn[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
.filters{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:12px}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}
.narrow{max-width:560px;margin:28px auto 0}
.auth form,.stack{display:flex;flex-direction:column;gap:8px}
.auth label,.flabel,.stack label{font-weight:600;margin-top:6px}
.tabs2{display:flex;gap:4px;background:var(--soft);border-radius:12px;padding:4px;margin-bottom:10px}
.tabs2 button{flex:1;border:0;background:none;border-radius:9px;padding:9px;font-weight:600;color:var(--muted)}
.tabs2 button[aria-pressed="true"]{background:var(--card);color:var(--ink);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.msg{margin:8px 0 0;font-size:14px}.msg.ok{color:var(--good)}.msg.err{color:var(--bad)}.msg:empty{display:none}
.text.sm{font-size:15px;padding:9px 12px}
select.text{appearance:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.hello{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;padding-block:20px 8px}
.pcode{display:grid;gap:2px;background:var(--card);border:1px dashed var(--accent);border-radius:14px;padding:10px 14px;max-width:280px}
.pcode b{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:24px;letter-spacing:.18em;color:var(--accent)}
.recs{background:var(--gold-soft);border-radius:16px;padding:14px 16px;margin-top:8px}
.reclist{display:grid;gap:8px;margin-top:8px}
.recard{display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:space-between;align-items:center;background:var(--card);border-radius:12px;padding:10px 12px;border-inline-start:5px solid var(--c)}
.recard .code{font-family:var(--display);font-weight:800;color:var(--c)}
.recact{display:flex;gap:10px;align-items:center}
.mini.ghost{background:var(--soft);color:var(--ink)}
.savest{font-size:13px}.savest.saved{color:var(--good)}.savest.error{color:var(--bad);font-weight:600}
.pill.p-none{background:transparent;color:var(--muted)}
.pill.p-top{background:var(--good);color:var(--card)}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-block:10px 16px}
.kpis div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.kpis b{display:block;font-family:var(--display);font-size:28px;font-variant-numeric:tabular-nums}
main .card + .card,main .card + section{margin-top:16px}
.warnbox{border-inline-start:5px solid var(--gold)}
.cardhead{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;justify-content:space-between}
.units.sm{padding:0}.units.sm button{padding:5px 11px;font-size:14px}
.secs.sm button{padding:6px 12px;font-size:15px}
.plainlist{list-style:none;padding:0;margin:8px 0 0;display:grid;gap:6px}
.plainlist li{display:flex;flex-wrap:wrap;gap:6px 12px;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-block:6px}
.inline{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.inline label{font-size:13px;color:var(--muted);flex-basis:100%}
.inline .text{flex:1;min-width:180px}
.code6{font-family:ui-monospace,Menlo,Consolas,monospace;letter-spacing:.2em;text-transform:uppercase;max-width:200px}
.recform td{background:var(--soft)}
.flash{background:var(--good-soft);color:var(--ink);border-radius:10px;padding:10px 14px;margin:10px 0}
.kids{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;margin-top:8px}
.kid{display:flex;flex-direction:column;gap:6px;text-align:start;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px}
.kid:hover{border-color:var(--accent)}
.kidname{font-family:var(--display);font-weight:800;font-size:20px}
.kidstats{display:flex;gap:14px;flex-wrap:wrap;font-size:14px}
table.grid{width:auto;min-width:100%}
table.grid td.c{text-align:center;padding:6px 4px}
table.grid th.rot{text-align:center;padding:8px 4px;font-family:var(--display);font-size:13px;letter-spacing:0}
.sticky{position:sticky;inset-inline-start:0;background:var(--card);z-index:1;white-space:nowrap}
.legend{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:12px;font-size:13px;align-items:center}
.chip{display:inline-block;font-size:11px;font-weight:600;padding:2px 8px;border-radius:6px;background:var(--soft);color:var(--muted)}
code{font-family:ui-monospace,Menlo,Consolas,monospace;background:var(--soft);padding:1px 5px;border-radius:5px}
/* identity */
.brand{display:flex;align-items:center;gap:10px}
.brand .logo{width:42px;height:42px;flex:none}
.brand .bname{font-family:var(--display);font-weight:800;font-size:25px;color:var(--accent);line-height:1}
.brand .bar{font-family:"Baloo Bhaijaan 2",var(--display);font-weight:700;font-size:17px;color:var(--gold);margin-inline-start:8px}
.brand small{display:block;margin-top:2px}
.hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:28px;align-items:center;padding-block:28px 10px}
@media (max-width:860px){.hero{grid-template-columns:1fr}}
.hero .art{border-radius:24px;overflow:hidden;background:linear-gradient(160deg,var(--accent-soft),var(--gold-soft));aspect-ratio:16/10;max-width:100%;position:relative}
.hero .art img{width:100%;height:100%;object-fit:cover;display:block}
.hero h1{font-size:clamp(30px,4.4vw,46px);color:var(--ink);margin-top:18px}
.hero h1 em{font-style:normal;color:var(--accent)}
.hero .lead{font-size:17px;color:var(--muted);max-width:52ch;margin:10px 0 0}
.roles{display:grid;gap:8px;margin-top:16px;padding:0;list-style:none}
.roles li{display:flex;gap:10px;align-items:flex-start}
.roles b{display:inline-block;min-width:72px;font-family:var(--display);font-size:16px}
.hero .narrow{margin:0}
.mascot{width:96px;height:96px;object-fit:contain;flex:none}
.hello .greet{display:flex;align-items:center;gap:14px}
.ring-wrap{position:relative}
.cheer{width:70px;height:70px;object-fit:contain}

/* SkillSeed: calm and polished, colours from the logo (navy, green, blue, gold) */
html[lang="ar"]{--display:"IBM Plex Sans Arabic", "Nunito", system-ui, sans-serif;--body:"IBM Plex Sans Arabic", "Lexend", system-ui, sans-serif}
html[lang="ar"] body{font-size:16px}
body{background:var(--paper)}
.top{background:color-mix(in srgb,var(--card) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand{border:0;background:none;padding:2px 4px;border-radius:12px;color:inherit;text-align:start;display:flex;align-items:center;gap:10px}
.brand .logo{width:auto;height:42px;transition:transform .2s}
.brand:hover .logo{transform:rotate(-4deg)}
.brand .btxt{display:block}
.brand .bname{font-family:"Nunito",var(--display);font-weight:900;font-size:24px;color:var(--ink);letter-spacing:-.01em;line-height:1}
.brand .bname{color:var(--accent)}
.brand .bname span{color:var(--brand-green)}
html[lang="ar"] .brand .bname{font-family:"Nunito",sans-serif}
.brand small{display:block;margin-top:3px;letter-spacing:.03em;text-transform:none;font-size:12px}
.tools{display:flex;gap:6px}
.toolbtn{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:6px 12px;font-weight:600;font-size:14px;min-height:36px}
.toolbtn:hover{border-color:var(--accent)}
.toolbtn.icon{width:36px;padding:0;display:grid;place-items:center}
.toolbtn svg{width:18px;height:18px}
#langbtn{font-family:"IBM Plex Sans Arabic","Lexend",sans-serif}
html[lang="ar"] #langbtn{font-family:"Lexend",sans-serif}
.btn{border-radius:12px;box-shadow:0 1px 2px var(--shadow)}
.btn:hover:not(:disabled){filter:brightness(1.06)}
.card{border-radius:18px;border:1px solid var(--line);box-shadow:0 1px 3px var(--shadow),0 8px 24px var(--shadow)}
.tile{border:1px solid var(--line);background:var(--card);border-radius:14px;border-inline-start:4px solid var(--c);transition:transform .12s, box-shadow .12s}
.tile:hover{transform:translateY(-1px);box-shadow:0 6px 16px var(--shadow);border-color:color-mix(in srgb,var(--c) 45%,var(--line))}
.tile .sc.on{color:var(--gold)}
.tile .nm-en{grid-column:2;font-size:11.5px;color:var(--muted)}
.lesson{border-top:none;background:var(--card);border-radius:18px;padding:18px;margin-top:14px;border:1px solid var(--line);box-shadow:0 1px 3px var(--shadow);grid-template-columns:200px minmax(0,1fr)}
@media (max-width:700px){.lesson{grid-template-columns:1fr}}
.lnum{display:inline-block;color:var(--lc);background:color-mix(in srgb,var(--lc) 12%,transparent);font-weight:700;font-size:12px;letter-spacing:.04em;text-transform:uppercase;padding:3px 10px;border-radius:999px;margin-bottom:8px}
html[lang="ar"] .lnum{text-transform:none;letter-spacing:0;font-size:13px}
.lesson h3{font-size:20px}
.units button{border-radius:999px;border-width:1px;font-weight:600;padding:6px 15px}
.units button[aria-pressed="true"]{background:var(--accent);color:var(--card);border-color:var(--accent)}
.opt{border-radius:14px;border-width:2px}
.cheerbar{display:inline-flex;gap:6px;margin-top:10px;background:var(--good-soft);color:var(--good);font-weight:700;font-size:16px;padding:4px 14px;border-radius:999px;animation:pop .45s ease-out both}
@keyframes pop{0%{transform:scale(.7);opacity:0}60%{transform:scale(1.06);opacity:1}100%{transform:scale(1)}}
.recs{background:var(--gold-soft);border:1px solid color-mix(in srgb,var(--gold) 40%,var(--line))}
.pcode{border:1px dashed var(--accent);background:var(--accent-soft)}
.pcode b{color:var(--accent)}
.hello .seedmark{width:auto;height:64px;flex:none}
.hero{padding-block:32px 10px}
.hero .art{aspect-ratio:auto;border-radius:24px;background:linear-gradient(150deg,var(--card),var(--accent-soft) 70%,color-mix(in srgb,var(--gold-soft) 70%,var(--accent-soft)));border:1px solid var(--line);padding:clamp(22px,5vw,44px) clamp(18px,4vw,40px);display:grid;place-items:center}
.hero .art img{display:block;width:100%;max-width:520px;height:auto;object-fit:contain;animation:rise .7s cubic-bezier(.2,.8,.2,1) both}
@keyframes rise{from{transform:translateY(10px);opacity:0}to{transform:none;opacity:1}}
.logo-on-dark{display:none!important}
:root[data-theme="dark"] .logo-on-dark{display:block!important}:root[data-theme="dark"] .logo-on-light{display:none!important}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .logo-on-dark{display:block!important}:root:not([data-theme="light"]) .logo-on-light{display:none!important}}
.sprout{transform-box:fill-box;transform-origin:50% 100%;animation:grow .8s cubic-bezier(.2,.8,.2,1) both}
@keyframes grow{from{transform:scaleY(.2);opacity:0}to{transform:scaleY(1);opacity:1}}
.hero h1{font-weight:900}
html[lang="ar"] .hero h1{font-weight:700;line-height:1.35}
.hero h1 em{color:var(--brand-green)}
.roles b{color:var(--accent);min-width:110px}
.qwrap{text-align:left}
.ar-help{margin-top:10px;padding:10px 12px;border-radius:10px;background:var(--card);border:1px solid var(--line);font-family:"IBM Plex Sans Arabic",sans-serif;font-size:16px;line-height:1.8;text-align:right}
.arbtn{margin-top:8px;font-family:"IBM Plex Sans Arabic",sans-serif;display:inline-block}
.feedback.no{border:1px solid color-mix(in srgb,var(--bad) 25%,transparent)}
[dir="rtl"] .crumb,[dir="rtl"] .actions{direction:rtl}
@media (prefers-reduced-motion:reduce){.cheerbar,.sprout,.hero .art img{animation:none}.tile:hover{transform:none}}

/* phones: header scrolls away instead of covering a third of the screen */
@media (max-width:640px){.top{position:static}}

/* ===== navigation bar + skill search ===== */
.subbar{border-top:1px solid var(--line)}
.subbar .wrap{display:flex;align-items:center;gap:12px;padding-block:8px;flex-wrap:wrap}
.mainnav{display:flex;gap:4px}
.mainnav button{border:0;background:none;border-radius:10px;padding:8px 14px;font-weight:700;color:var(--muted);font-size:15px}
.mainnav button:hover{background:var(--soft);color:var(--ink)}
.mainnav button[aria-pressed="true"]{background:var(--accent-soft);color:var(--accent)}
.search{position:relative;flex:1;min-width:200px;max-width:420px;margin-inline-start:auto}
.search input{width:100%;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:999px;padding:8px 16px 8px 36px;font:inherit;font-size:15px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23889' stroke-width='2.4' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.5-3.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-size:16px;background-position:12px center}
[dir="rtl"] .search input{padding:8px 36px 8px 16px;background-position:calc(100% - 12px) center}
.search input:focus{outline:2px solid var(--accent);outline-offset:1px;background-color:var(--card)}
.qres{position:absolute;inset-inline:0;top:calc(100% + 6px);background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:0 12px 32px var(--shadow);padding:6px;z-index:20;max-height:60vh;overflow:auto}
.qres .note{padding:10px}
.qitem{display:grid;grid-template-columns:44px 1fr auto;gap:8px;align-items:center;width:100%;text-align:start;border:0;background:none;border-radius:10px;padding:8px 10px;color:var(--ink)}
.qitem:hover,.qitem:focus{background:var(--soft)}
.qitem .code{font-weight:800}
.qitem .note{display:block;font-size:12px}
.pagehead{padding-top:20px}
@media (max-width:640px){.search{max-width:none;margin-inline-start:0;flex-basis:100%}}

/* ===== difficulty + hint ===== */
.levels{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin:12px 0 4px}
.levels .lbl{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-inline-end:4px}
html[lang="ar"] .levels .lbl{text-transform:none;letter-spacing:0}
.levels button{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:4px 14px;font-weight:700;font-size:14px}
.levels button[data-level="easy"][aria-pressed="true"]{background:var(--good-soft);border-color:var(--good);color:var(--good)}
.levels button[data-level="medium"][aria-pressed="true"]{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.levels button[data-level="hard"][aria-pressed="true"]{background:var(--bad-soft);border-color:var(--bad);color:var(--bad)}
.levels .note{font-size:12.5px;margin-inline-start:4px}
.btn.ghost{background:var(--soft);color:var(--ink)}
.hintline{margin:8px 0 0;color:var(--muted);font-weight:600}
.actions{align-items:center}

/* ===== find the mistake ===== */
.fixrow{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.fixw{border:2px solid var(--line);background:var(--card);color:var(--ink);border-radius:10px;padding:8px 12px;font:inherit;font-size:19px}
.fixrow.short .fixw{min-width:110px}
.fixw:hover:not(:disabled){border-color:var(--accent)}
.fixw.sel{border-color:var(--accent);background:var(--accent-soft)}
.fixw.right{border-color:var(--good);background:var(--good-soft)}
.fixw.wrong{border-color:var(--bad);background:var(--bad-soft);text-decoration:line-through}

/* ===== build the sentence ===== */
.flabel{display:block;font-size:12px;font-weight:700;color:var(--muted);margin:12px 0 6px}
.ordline{min-height:58px;display:flex;flex-wrap:wrap;gap:6px;padding:8px;border:2px dashed var(--line);border-radius:12px;background:var(--paper)}
.ordline.right{border-style:solid;border-color:var(--good);background:var(--good-soft)}
.ordline.wrong{border-style:solid;border-color:var(--bad);background:var(--bad-soft)}
.ordline .ph{color:var(--muted);padding:8px}
.bank{display:flex;flex-wrap:wrap;gap:6px;min-height:46px}
.tilew{border:1px solid var(--line);border-bottom-width:3px;background:var(--card);color:var(--ink);border-radius:10px;padding:7px 12px;font:inherit;font-size:18px}
.tilew:hover:not(:disabled){border-color:var(--accent)}

/* ===== matching ===== */
.match{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:14px;margin-top:6px}
.mitem{display:flex;align-items:center;gap:8px;width:100%;text-align:start;border:2px solid var(--line);background:var(--card);color:var(--ink);border-radius:12px;padding:10px 12px;margin-bottom:8px;font:inherit;font-size:16px;line-height:1.35}
.mitem:hover:not(:disabled){border-color:var(--accent)}
.mitem.sel{border-color:var(--accent);background:var(--accent-soft)}
.mitem.paired{border-color:var(--brand-blue)}
.mitem.right{border-color:var(--good);background:var(--good-soft)}
.mitem.wrong{border-color:var(--bad);background:var(--bad-soft)}
.pn{flex:none;display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--brand-blue);color:#fff;font-size:13px;font-weight:800}
@media (max-width:560px){.match{grid-template-columns:1fr}}

/* ===== correct-answer tick: shows on the answered question, then fades before the next one ===== */
.cheerbar{animation:pop .45s ease-out both, fadeout .35s ease-in .75s forwards}
@keyframes fadeout{to{opacity:0;transform:translateY(-4px)}}

/* ===== assignments ===== */
.assigns{list-style:none;padding:0;margin:8px 0 0}
.assigns li{display:flex;gap:12px;justify-content:space-between;align-items:center;border:1px solid var(--line);border-inline-start:4px solid var(--accent);border-radius:12px;padding:10px 12px;margin-bottom:8px;background:var(--card)}
.assigns li.done{border-inline-start-color:var(--good)}
.assigns li.late{border-inline-start-color:var(--bad)}
.assigns .grow{flex:1;min-width:0}
.assigns details{margin-top:6px;font-size:14px}
.assigns summary{cursor:pointer;color:var(--accent);font-weight:600}
.chip.ok{background:var(--good-soft);color:var(--good)}
.chip.bad{background:var(--bad-soft);color:var(--bad)}
.badtxt{color:var(--bad)}
.bar{height:8px;border-radius:99px;background:var(--soft);overflow:hidden;margin-top:8px;max-width:360px}
.bar span{display:block;height:100%;background:var(--good);border-radius:99px}
.assignform{display:grid;grid-template-columns:2fr 1fr 1fr;gap:10px 14px;align-items:end;margin-top:8px}
.assignform label{display:block;font-weight:600;font-size:14px;margin-bottom:4px}
.assignform .wide{grid-column:1/-1}
.assignform select,.assignform input{width:100%}
@media (max-width:700px){.assignform{grid-template-columns:1fr}}
.mini.danger{background:var(--bad)}
.recact{display:flex;align-items:center;gap:8px;flex-wrap:wrap}

/* ===== teacher overview ===== */
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:800px){.cols2{grid-template-columns:1fr}}
.count{display:inline-grid;place-items:center;min-width:26px;height:22px;padding:0 7px;border-radius:99px;background:var(--soft);color:var(--ink);font-size:13px;vertical-align:middle}
.editrow form{margin:4px 0;flex-wrap:wrap}

/* ===== reports ===== */
.repbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:10px}
.repbar .tabs2{margin:0;min-width:260px}
.repbar .grow{flex:1}
.rephead{display:flex;gap:12px;align-items:center;margin-bottom:12px}
table.reptable{width:100%;border-collapse:collapse;font-size:14px}
table.reptable th{background:var(--soft);font-size:12px;text-align:start;padding:8px 6px;border-bottom:1px solid var(--line)}
table.reptable td{padding:7px 6px;border-bottom:1px solid var(--line)}
table.reptable td.n{text-align:center;font-variant-numeric:tabular-nums}
#report{overflow-x:auto}
@media print{
  .top,.subbar,.tsub,.noprint,footer,#netlify-badge{display:none!important}
  body{background:#fff!important;color:#000}
  .card{box-shadow:none!important;border:0!important;padding:0!important}
  table.reptable{font-size:11px}
  table.reptable th{background:#eee!important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  @page{margin:14mm}
}

.repbar select{width:auto;max-width:100%}
.cols2{margin-block:16px}
.cols2>.card{margin:0}
#report{border:1px solid var(--line);background:var(--card)}