html{color-scheme:light dark}
:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
html,body{margin:0}
img{max-width:100%}
[hidden]{display:none!important}

:root{
  --ground:#fff7ef; --surface:#ffffff; --raise:#efe7ff; --sunk:#fff4ea;
  --ink:#33285a; --ink2:#6b6390; --ink3:#a99fc4; --line:#ece0f2;
  --lapis:#4c6ef5; --lapis-ink:#3b5bdb; --lapis-wash:#e3ebff;
  --gold:#f9820b; --gold-wash:#ffedcf;
  --jade:#12b886; --jade-wash:#d3f7ea;
  --gulnar:#ff5d8f; --gulnar-wash:#ffe0ec;
  --on-accent:#fff;
  --shadow:0 2px 0 rgba(120,80,160,.06),0 14px 28px -16px rgba(120,80,160,.5);
  --r:22px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ground:#1a1230; --surface:#241a42; --raise:#33265c; --sunk:#1f1638;
    --ink:#f3eefc; --ink2:#c3b9e0; --ink3:#8f84b3; --line:#3a2d63;
    --lapis:#8aa5ff; --lapis-ink:#aebdff; --lapis-wash:#2a2a63;
    --gold:#ffbf4d; --gold-wash:#402f12;
    --jade:#4fe0aa; --jade-wash:#123a2e;
    --gulnar:#ff8fb3; --gulnar-wash:#3f1c2e;
    --on-accent:#1a1230;
    --shadow:0 2px 0 rgba(0,0,0,.3),0 14px 28px -16px rgba(0,0,0,.85);
  }
}
:root[data-theme="dark"]{
  --ground:#1a1230; --surface:#241a42; --raise:#33265c; --sunk:#1f1638;
  --ink:#f3eefc; --ink2:#c3b9e0; --ink3:#8f84b3; --line:#3a2d63;
  --lapis:#8aa5ff; --lapis-ink:#aebdff; --lapis-wash:#2a2a63;
  --gold:#ffbf4d; --gold-wash:#402f12;
  --jade:#4fe0aa; --jade-wash:#123a2e;
  --gulnar:#ff8fb3; --gulnar-wash:#3f1c2e;
  --on-accent:#1a1230;
  --shadow:0 2px 0 rgba(0,0,0,.3),0 14px 28px -16px rgba(0,0,0,.85);
}

*{box-sizing:border-box}
body{
  background:
    radial-gradient(1100px 560px at 100% -6%, color-mix(in srgb,var(--gulnar) 26%,transparent) 0%, transparent 60%),
in th    radial-gradient(1000px 520px at -12% 8%, color-mix(in srgb,var(--lapis) 24%,transparent) 0%, transparent 58%),
    radial-gradient(1000px 560px at 50% 116%, color-mix(in srgb,var(--jade) 26%,transparent) 0%, transparent 62%),
    var(--ground);
  background-attachment:fixed; color:var(--ink);
  font-family:'IBM Plex Sans',ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  font-size:15px; line-height:1.5; -webkit-text-size-adjust:100%;
}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--lapis);outline-offset:2px;border-radius:6px}
h1,h2,h3{margin:0;font-family:'Fredoka',ui-rounded,'Segoe UI',system-ui,sans-serif;font-weight:600;text-wrap:balance;letter-spacing:.01em}

/* ---------- typography roles ---------- */
.ur{
  font-family:'Noto Nastaliq Urdu',serif; direction:rtl; unicode-bidi:isolate;
  line-height:2.45; font-size:1.45rem;
}
.tl{font-family:'IBM Plex Mono',ui-monospace,monospace;font-size:.82rem;color:var(--ink2);letter-spacing:-.01em}
.eyebrow{font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink3);font-weight:600}

/* ---------- chrome ---------- */
.bar{
  position:sticky; top:env(safe-area-inset-top,0px); z-index:20;
  background:linear-gradient(90deg,#01411C 0%,#0a6b34 55%,#0e7d3e 100%);
  border-bottom:0; box-shadow:0 6px 18px -10px rgba(1,65,28,.7);
}
.bar::before{content:"";position:absolute;left:0;top:0;bottom:0;width:12px;background:#fff}
.bar .brand h1{color:#fff}
.bar .brand .ur{color:#fff;opacity:.95}
.bar .flag{display:inline-flex;color:#fff;margin-inline-start:2px}
.bar .flag svg{width:22px;height:22px;display:block}
.bar .chip{background:rgba(255,255,255,.92);color:#0a6b34;font-weight:700}
.langbtn{display:inline-flex;gap:2px;align-items:center;padding:3px 6px;border-radius:999px;background:rgba(255,255,255,.18);line-height:1}
.langbtn .fl{font-size:1rem;filter:grayscale(1) opacity(.55);transition:filter .15s;transform:scale(.9)}
.langbtn .fl.on{filter:none;transform:scale(1.12)}
.bar .chip.quiet{background:rgba(255,255,255,.28);color:#fff}
.bar-in{max-width:760px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:10px}
.brand{display:flex;align-items:baseline;gap:8px;min-width:0}
.brand h1{font-size:1.12rem;white-space:nowrap}
.brand .ur{font-size:1rem;line-height:1;color:var(--gold);opacity:.9}
.spacer{flex:1}
.chip{
  display:inline-flex;align-items:center;gap:5px;padding:5px 10px;border-radius:999px;
  background:var(--gold-wash);color:var(--gold);font-size:.76rem;font-weight:600;white-space:nowrap;
}
.chip.quiet{background:var(--raise);color:var(--ink2)}

main{max-width:760px;margin:0 auto;padding:18px 16px 96px}
.stack{display:flex;flex-direction:column;gap:14px}

nav.tabs{
  position:fixed;left:0;right:0;bottom:0;z-index:30;
  background:color-mix(in srgb,var(--surface) 92%,transparent);
  backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  padding:6px 8px calc(6px + env(safe-area-inset-bottom,0px));
}
.tabs-in{max-width:760px;margin:0 auto;display:grid;grid-template-columns:repeat(5,1fr)}
.tab{display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 2px;border-radius:10px;color:var(--ink3);font-size:.66rem;font-weight:500}
.tab svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.tab{font-weight:600}
.tab[data-tab="home"]{color:#ff5d8f}
.tab[data-tab="learn"]{color:#4c6ef5}
.tab[data-tab="cards"]{color:#12b886}
.tab[data-tab="quiz"]{color:#f9820b}
.tab[data-tab="script"]{color:#9b5de5}
.tab[aria-current="page"]{background:color-mix(in srgb,currentColor 16%,transparent)}
.tab[aria-current="page"] svg{stroke-width:2.4}

/* ---------- surfaces ---------- */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
.pad{padding:16px}
.hero{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r);
  box-shadow:var(--shadow);padding:18px;display:flex;gap:18px;align-items:center
}
.ring{flex:0 0 auto;position:relative;width:86px;height:86px}
.ring svg{transform:rotate(-90deg)}
.ring .val{position:absolute;inset:0;display:grid;place-items:center;text-align:center}
.ring .val b{font-family:Newsreader,Georgia,serif;font-size:1.5rem;font-weight:600;font-variant-numeric:tabular-nums;display:block;line-height:1}
.ring .val span{font-size:.6rem;color:var(--ink3);letter-spacing:.1em;text-transform:uppercase}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 18px;border-radius:16px;font-weight:600;font-size:.96rem;
  background:linear-gradient(135deg,#0e7d3e,#01411C);color:#fff;border:1px solid transparent;width:100%;
  box-shadow:0 8px 18px -10px rgba(1,65,28,.9)
}
.btn.ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}
.btn.slim{width:auto;padding:8px 13px;font-size:.84rem}
.btn[disabled]{opacity:.45;cursor:default}

.rowlist{display:flex;flex-direction:column}
.row{
  display:flex;align-items:center;gap:12px;width:100%;text-align:left;
  padding:13px 16px;border-bottom:1px solid var(--line)
}
.row:last-child{border-bottom:0}
.row .grow{flex:1;min-width:0}
.row .name{font-weight:600;font-size:.95rem}
.row .sub{font-size:.78rem;color:var(--ink3)}
.row .arrow{color:var(--ink3);flex:0 0 auto}
.meter{height:4px;border-radius:2px;background:var(--raise);overflow:hidden;margin-top:7px}
.meter i{display:block;height:100%;background:var(--lapis);border-radius:2px}
.pct{font-family:'IBM Plex Mono',monospace;font-size:.74rem;color:var(--ink3);font-variant-numeric:tabular-nums;flex:0 0 auto}

.sec{display:flex;align-items:baseline;gap:8px;padding:2px 2px 0}
.sec h2{font-size:1.02rem}
.sec .ur{font-size:.92rem;line-height:1;color:var(--gold)}

/* ---------- vocabulary entries ---------- */
.entry{display:flex;align-items:flex-start;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line)}
.entry:last-child{border-bottom:0}
.entry .grow{flex:1;min-width:0}
.entry .en{font-weight:600;font-size:.93rem}
.entry .ur{font-size:1.35rem;margin-top:-2px;text-align:right}
.entry .note{font-size:.76rem;color:var(--ink3);margin-top:4px;border-left:2px solid var(--gold);padding-left:8px}
.spk{flex:0 0 auto;margin-top:2px;width:36px;height:36px;border-radius:50%;background:var(--sunk);border:1px solid var(--line);display:grid;place-items:center;color:var(--ink2)}
.spk svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.spk:active{background:var(--lapis-wash)}

/* ---------- flashcard ---------- */
.deck{perspective:1400px;margin-top:4px}
.flip{position:relative;width:100%;min-height:290px;transform-style:preserve-3d;transition:transform .45s cubic-bezier(.2,.8,.25,1)}
.flip.is-back{transform:rotateY(180deg)}
.face{
  position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:24px;text-align:center
}
.face.back{transform:rotateY(180deg)}
.face .prompt{font-family:Newsreader,Georgia,serif;font-size:1.7rem;line-height:1.25}
.face .ur{font-size:2.1rem}
.face .hint{font-size:.74rem;color:var(--ink3)}
@media (prefers-reduced-motion:reduce){.flip{transition:none}}
.grades{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}
.grade{padding:12px 6px;border-radius:12px;border:1px solid var(--line);background:var(--surface);font-weight:600;font-size:.86rem;display:flex;flex-direction:column;gap:2px;align-items:center}
.grade small{font-weight:400;font-size:.68rem;color:var(--ink3);font-family:'IBM Plex Mono',monospace}
.grade.again{color:var(--gulnar);border-color:color-mix(in srgb,var(--gulnar) 35%,var(--line))}
.grade.good{color:var(--lapis-ink);border-color:color-mix(in srgb,var(--lapis) 35%,var(--line))}
.grade.easy{color:var(--jade);border-color:color-mix(in srgb,var(--jade) 35%,var(--line))}

.progressbar{height:3px;background:var(--raise);border-radius:2px;overflow:hidden}
.progressbar i{display:block;height:100%;background:var(--gold);transition:width .3s}

/* ---------- quiz ---------- */
.opt{
  display:flex;align-items:center;gap:12px;width:100%;text-align:left;
  padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--surface)
}
.opt .ur{font-size:1.4rem}
.opt.correct{border-color:var(--jade);background:var(--jade-wash)}
.opt.wrong{border-color:var(--gulnar);background:var(--gulnar-wash)}
.opt .mark{margin-left:auto;font-weight:600;font-size:.8rem}
.qhead{display:flex;align-items:center;gap:10px;font-size:.78rem;color:var(--ink3)}

/* ---------- script ---------- */
.glyphgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(74px,1fr));gap:8px}
.glyph{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:8px 4px 6px;display:flex;flex-direction:column;align-items:center;gap:4px}
.glyphbtn{background:none;border:0;cursor:pointer;color:inherit;display:flex;flex-direction:column;align-items:center;gap:2px;width:100%;padding:0}
.glyph .ur{font-size:1.7rem;line-height:1.9;color:var(--lapis-ink)}
.glyph small{font-size:.66rem;color:var(--ink3);font-family:'IBM Plex Mono',monospace}
.spk-sm{width:28px;height:28px}
.spk-sm svg{width:14px;height:14px}
.topicart{border-radius:18px;overflow:hidden;border:2px solid var(--line);background:var(--sunk);box-shadow:var(--shadow)}
.topicart svg{display:block;width:100%;height:auto}
.fb{font-family:'Fredoka',sans-serif;font-weight:600;font-size:1.15rem;text-align:center;padding:12px;border-radius:14px;border:2px solid var(--line)}
.fb-ok{background:var(--jade-wash);color:var(--jade);border-color:color-mix(in srgb,var(--jade) 40%,var(--line));animation:pop .5s cubic-bezier(.2,1.4,.4,1) both}
.fb-no{background:var(--gulnar-wash);color:var(--gulnar);border-color:color-mix(in srgb,var(--gulnar) 40%,var(--line));animation:shake .45s both}
@keyframes shake{0%,100%{transform:translateX(0)}20%{transform:translateX(-7px)}40%{transform:translateX(7px)}60%{transform:translateX(-5px)}80%{transform:translateX(5px)}}
@media (prefers-reduced-motion:reduce){.fb-ok,.fb-no{animation:none}}
.mgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.mcard{aspect-ratio:1;border:2px solid var(--line);border-radius:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:4px;text-align:center;background:var(--surface);box-shadow:var(--shadow);transition:transform .12s;overflow:hidden}
.mcard:not(.up):not(.done){background:linear-gradient(135deg,#4c6ef5,#9b5de5);border-color:transparent}
.mcard .mback{color:#fff;font-size:1.7rem;font-family:'Noto Nastaliq Urdu',serif}
.mcard.up{border-color:var(--gold);animation:pop .3s both}
.mcard.done{background:var(--jade-wash);border-color:color-mix(in srgb,var(--jade) 40%,var(--line));opacity:.7}
.mcard .ur{font-size:1.25rem;line-height:1.5}
.mcard .men{font-weight:600;font-size:.82rem;line-height:1.1;word-break:break-word}
.mcard:active{transform:scale(.95)}
@media (max-width:380px){.mcard .men{font-size:.72rem}}
.writepad{position:relative;border:2px solid var(--line);border-radius:18px;background:var(--surface);height:280px;overflow:hidden;box-shadow:var(--shadow)}
.writeguide-c{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.writeguide-c.off{visibility:hidden}
.writecanvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:crosshair}
#writeFb:empty{display:none}
.credit{text-align:center;color:var(--ink3);font-size:.8rem;padding:14px 8px 2px;line-height:1.5}
.credit .hh{color:var(--gulnar)}
.forms{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;text-align:center}
.form{background:var(--sunk);border:1px solid var(--line);border-radius:10px;padding:6px 2px}
.form .ur{font-size:1.6rem;line-height:2}
.form small{display:block;font-size:.62rem;color:var(--ink3);letter-spacing:.06em;text-transform:uppercase}

/* ---------- grammar ---------- */
.gex{display:flex;flex-direction:column;gap:2px;padding:10px 12px;background:var(--sunk);border-radius:10px;border:1px solid var(--line)}
.gex .ur{font-size:1.3rem}
.gex .en{font-size:.82rem;color:var(--ink2)}

.toast{
  position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(80px + env(safe-area-inset-bottom,0px));z-index:60;
  max-width:min(92vw,420px);padding:11px 15px;border-radius:12px;
  background:var(--ink);color:var(--ground);font-size:.82rem;box-shadow:var(--shadow);
  opacity:0;pointer-events:none;transition:opacity .25s
}
.toast.show{opacity:.97}
.updbar{
  position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:70;
  display:flex;align-items:center;gap:10px;
  max-width:min(94vw,440px);padding:10px 12px 10px 16px;border-radius:14px;
  background:var(--primary,#0e7d3e);color:#fff;box-shadow:var(--shadow);
  animation:updpop .28s ease
}
@keyframes updpop{from{opacity:0;transform:translate(-50%,12px)}to{opacity:1;transform:translate(-50%,0)}}
.updmsg{font-size:.86rem;font-weight:600;flex:1}
.updbtn{background:#fff;color:var(--primary,#0e7d3e);border:0;border-radius:10px;
  padding:7px 14px;font-weight:800;font-size:.84rem;cursor:pointer}
.updbtn:hover{filter:brightness(.96)}
.updx{background:transparent;border:0;color:#fff;opacity:.85;font-size:.9rem;cursor:pointer;padding:4px 6px;line-height:1}
.updx:hover{opacity:1}
.muted{color:var(--ink2);font-size:.86rem}
.back-link{display:inline-flex;align-items:center;gap:6px;color:var(--ink3);font-size:.8rem;font-weight:500;padding:2px 0}
.tiny{font-size:.74rem;color:var(--ink3)}
.split{display:flex;gap:10px;flex-wrap:wrap}
.split>*{flex:1 1 150px}
.sel{width:100%;padding:11px 12px;border-radius:11px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font:inherit;-webkit-appearance:none;appearance:none}
.toggle{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:11px 16px;border-radius:11px;font-weight:600;font-size:.92rem;background:var(--surface);color:var(--ink);border:1px solid var(--line);width:100%}
.toggle[aria-pressed="true"]{background:var(--lapis-wash);color:var(--lapis-ink);border-color:color-mix(in srgb,var(--lapis) 35%,var(--line))}
.pstat{font-size:.8rem;padding:8px 11px;border-radius:10px;border:1px solid var(--line)}
.pstat.ok{background:var(--jade-wash);color:var(--jade);border-color:color-mix(in srgb,var(--jade) 30%,var(--line))}
.pstat.warn{background:var(--gold-wash);color:var(--gold);border-color:color-mix(in srgb,var(--gold) 30%,var(--line))}
/* kid-friendly extras */
.temoji{flex:0 0 auto;width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-size:1.5rem;background:var(--sunk);border:1px solid var(--line)}
.rowlist .row:nth-child(6n+1) .temoji{background:var(--gulnar-wash)}
.rowlist .row:nth-child(6n+2) .temoji{background:var(--lapis-wash)}
.rowlist .row:nth-child(6n+3) .temoji{background:var(--jade-wash)}
.rowlist .row:nth-child(6n+4) .temoji{background:var(--gold-wash)}
.rowlist .row:nth-child(6n+5) .temoji{background:var(--raise)}
.rowlist .row:nth-child(6n+1) .meter i{background:#ff5d8f}
.rowlist .row:nth-child(6n+2) .meter i{background:#4c6ef5}
.rowlist .row:nth-child(6n+3) .meter i{background:#12b886}
.rowlist .row:nth-child(6n+4) .meter i{background:#f9820b}
.rowlist .row:nth-child(6n+5) .meter i{background:#9b5de5}
.rowlist .row:nth-child(6n+6) .meter i{background:#00b8d4}
.card,.hero,.face,.opt,.glyph,.form,.gex{border-width:2px}
.spk{background:var(--gold-wash);color:var(--gold);border-color:transparent}
.spk:active{background:var(--gold);color:#fff}
.confetti{position:fixed;inset:0;pointer-events:none;z-index:80;overflow:hidden}
.confetti i{position:absolute;top:-16px;display:block;background:var(--c);border-radius:2px;
  animation:confetti-fall var(--d) var(--delay) linear forwards}
@keyframes confetti-fall{
  0%{transform:translate(0,-16px) rotate(0deg);opacity:1}
  100%{transform:translate(var(--x),105vh) rotate(calc(var(--r) + 900deg));opacity:1}
}
.pop{animation:pop .6s cubic-bezier(.2,1.4,.4,1) both}
@keyframes pop{0%{transform:scale(.3);opacity:0}60%{transform:scale(1.15)}100%{transform:scale(1);opacity:1}}
@media (prefers-reduced-motion:reduce){.confetti{display:none}.pop{animation:none}}