/* ===== Iqra design tokens (from design handoff) ===== */
:root{
  --teal:#0F5D53; --teal-deep:#0C4A43; --teal-deeper:#0A3F39;
  --teal-bright:#12766A; --teal-bright2:#1E8A7B;
  --gold:#C99A2E; --gold-light:#E0BC5E; --gold-pale:#E9D9A9;
  --ink:#221F1A; --text2:#544C3C; --text3:#6E6656;
  --muted:#8A8175; --muted2:#B0A488; --muted3:#9A8F79;
  --bg:#FBF8F1; --surface:#F4EEDF; --surface2:#F1EAD8;
  --line:#EAE1CE; --line2:#E7DDC8; --line3:#EEE5D2; --line4:#F3ECDB;
  --locked:#F0E9DA;
  --madd:#C4632F; --ghunnah:#2E7D53;
  --err:#A64545; --err-bg:#FDECEC; --err-line:#F3C9C9;
  --shadow:0 14px 30px -24px rgba(60,45,20,.5);
  --btn-shadow:0 12px 24px -12px rgba(15,93,83,.7);
  --ui-font:'Plus Jakarta Sans',sans-serif;
}
html[data-age="kids"]{ --ui-font:'Baloo 2',cursive; }

*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:var(--ui-font);color:var(--ink);background:#E9E2D2;
  -webkit-font-smoothing:antialiased;
}
.phone{
  max-width:420px;margin:0 auto;min-height:100vh;min-height:100dvh;
  background:var(--bg);position:relative;overflow-x:hidden;
}
.screen{
  padding:58px 22px 40px;min-height:100vh;min-height:100dvh;
  animation:floatIn .4s ease;
}
.screen.with-nav{padding-bottom:100px}
@keyframes floatIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.ar{font-family:'Noto Naskh Arabic',serif}
.quran{font-family:'Amiri',serif}
.brand{font-family:'Reem Kufi',sans-serif}

/* kicker + titles */
.kicker{font-size:11.5px;font-weight:800;letter-spacing:.5px;color:var(--gold);text-transform:uppercase}
.title{font-size:19px;font-weight:800;color:var(--ink)}
.hero{font-family:'Reem Kufi',sans-serif;font-size:27px;color:var(--ink)}
.sub{font-size:13px;color:var(--text3);line-height:1.55}

/* back button */
.back{
  width:42px;height:42px;border-radius:13px;background:#fff;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--ink);
  text-decoration:none;margin-bottom:18px;
}
html[dir="rtl"] .back{transform:scaleX(-1)}

/* cards + buttons */
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:var(--shadow)}
.btn{
  display:block;width:100%;text-align:center;background:var(--teal);color:#fff;border:none;
  border-radius:14px;padding:15px;font-size:15px;font-weight:700;font-family:var(--ui-font);
  cursor:pointer;text-decoration:none;box-shadow:var(--btn-shadow);
}
.btn.gold{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#3A2E10;box-shadow:0 12px 24px -12px rgba(201,154,46,.7)}
.btn.outline{background:#fff;color:var(--teal);border:1.5px solid var(--line2);box-shadow:none}
.btn+.btn{margin-top:10px}

.field{
  width:100%;background:#fff;border:1.5px solid var(--line2);border-radius:14px;
  padding:13px 14px;font-size:14.5px;font-family:var(--ui-font);color:var(--ink);outline:none;
}
.field:focus{border-color:var(--teal)}
label{font-size:12.5px;font-weight:700;color:var(--text2);display:block;margin:12px 0 6px}
.error{background:var(--err-bg);border:1px solid var(--err-line);color:var(--err);
  border-radius:12px;padding:10px 12px;font-size:12.5px;margin:10px 0}

/* progress bar */
.pbar{height:8px;background:var(--line4);border-radius:99px;overflow:hidden}
.pbar>i{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--gold-light));border-radius:99px;transition:width .4s}
.pbar.teal>i{background:linear-gradient(90deg,var(--teal-bright),var(--teal-bright2))}

/* bottom navigation */
.bottomnav{
  position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:420px;
  height:74px;background:rgba(251,248,241,.92);backdrop-filter:blur(12px);
  border-top:1px solid var(--line3);display:flex;z-index:50;
}
.bottomnav a{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:3px;text-decoration:none;font-size:10.5px;font-weight:700;color:var(--muted2);
}
.bottomnav a .ic{font-size:20px;opacity:.5}
.bottomnav a.active{color:var(--teal)}
.bottomnav a.active .ic{opacity:1}

/* teal gradient hero cards */
.tealcard{
  background:linear-gradient(150deg,var(--teal),var(--teal-deep) 60%,var(--teal-deeper));
  border-radius:22px;padding:20px;color:#fff;box-shadow:0 16px 34px -20px rgba(12,74,67,.8);
}

/* path nodes */
.node{display:flex;gap:14px;position:relative}
.node .marker{
  width:44px;height:44px;border-radius:14px;flex-shrink:0;display:flex;align-items:center;
  justify-content:center;font-size:18px;font-weight:800;z-index:1;
}
.node .marker.done{background:var(--teal);color:#fff}
.node .marker.active{background:linear-gradient(135deg,var(--gold),var(--gold-light));color:#3A2E10;animation:pulse 2s infinite}
.node .marker.locked{background:var(--locked);color:var(--muted3)}
.node .line{position:absolute;left:21px;top:44px;bottom:-8px;width:2px;background:var(--line)}
html[dir="rtl"] .node .line{left:auto;right:21px}
.node:last-child .line{display:none}
.node .ncard{flex:1;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px 14px;margin-bottom:14px;text-decoration:none;display:block}
.node .ncard .nt{font-size:14px;font-weight:800;color:var(--ink)}
.node .ncard .ns{font-size:11.5px;color:var(--muted)}
.node.locked .ncard{opacity:.6;pointer-events:none}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(201,154,46,.45)}70%{box-shadow:0 0 0 12px rgba(201,154,46,0)}100%{box-shadow:0 0 0 0 rgba(201,154,46,0)}}

/* option buttons (quiz / placement) */
.opt{
  display:flex;align-items:center;gap:11px;width:100%;background:#fff;border:1.5px solid var(--line);
  border-radius:15px;padding:13px 14px;font-size:14px;font-weight:700;font-family:var(--ui-font);
  color:var(--ink);cursor:pointer;text-align:start;margin-bottom:9px;
}
.opt .chip{
  width:28px;height:28px;border-radius:9px;background:var(--surface);color:var(--text2);
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;flex-shrink:0;
}
.opt.correct{border-color:var(--teal);background:#EDF6F4}
.opt.wrong{border-color:var(--err-line);background:var(--err-bg)}

/* letter grid */
.lgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.lgrid .cell{
  background:#fff;border:1px solid var(--line);border-radius:13px;padding:10px 4px;
  display:flex;flex-direction:column;align-items:center;gap:3px;
}
.lgrid .cell .g{font-family:'Noto Naskh Arabic',serif;font-size:26px;color:var(--teal);line-height:1.2}
.lgrid .cell .n{font-size:9.5px;font-weight:700;color:var(--muted)}

/* toggles */
.switch{position:relative;width:46px;height:26px;flex-shrink:0}
.switch input{opacity:0;width:0;height:0}
.switch .knob{
  position:absolute;inset:0;background:var(--line2);border-radius:99px;cursor:pointer;transition:.3s;
}
.switch .knob:before{
  content:"";position:absolute;width:20px;height:20px;border-radius:50%;background:#fff;
  top:3px;left:3px;transition:.3s;box-shadow:0 2px 6px rgba(0,0,0,.2);
}
.switch input:checked+.knob{background:var(--teal)}
.switch input:checked+.knob:before{transform:translateX(20px)}

/* segmented control */
.seg{display:flex;background:var(--surface2);border-radius:14px;padding:4px;gap:4px}
.seg button{
  flex:1;border:none;background:transparent;border-radius:11px;padding:10px;font-size:13px;
  font-weight:700;font-family:var(--ui-font);color:var(--text3);cursor:pointer;
}
.seg button.on{background:#fff;color:var(--teal);box-shadow:0 4px 10px -6px rgba(60,45,20,.4)}

/* section header */
.shead{margin:22px 0 10px}
.shead .title{margin-top:2px}

/* stat pill row */
.stats{display:flex;gap:10px}
.stats .stat{flex:1;background:#fff;border:1px solid var(--line);border-radius:16px;padding:12px;text-align:center}
.stats .stat .v{font-size:18px;font-weight:800;color:var(--teal)}
.stats .stat .l{font-size:10.5px;font-weight:700;color:var(--muted);margin-top:2px}

/* writing stage / handwriting pad */
.stage{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;
  background-image:linear-gradient(var(--line4) 1px,transparent 1px),linear-gradient(90deg,var(--line4) 1px,transparent 1px);
  background-size:24px 24px;
}
.stage .baseline{position:absolute;left:8%;right:8%;top:62%;border-top:2px dashed var(--line2)}
.stage .guide{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:'Noto Naskh Arabic',serif;color:rgba(15,93,83,.10);pointer-events:none;
}

/* misc */
.row{display:flex;align-items:center;gap:10px}
.spread{display:flex;align-items:center;justify-content:space-between;gap:10px}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt22{margin-top:22px}
.tag{display:inline-block;background:var(--surface);border-radius:20px;padding:4px 11px;font-size:11px;font-weight:700;color:var(--text2)}
.num{direction:ltr;unicode-bidi:embed}


/* ===== Mobile production polish ===== */
button,a{-webkit-tap-highlight-color:transparent}
.btn,.opt,.seg button,.bottomnav a,.cell,.swatch{user-select:none;-webkit-user-select:none;touch-action:manipulation}
.screen{padding-top:calc(58px + env(safe-area-inset-top, 0px))}
.bottomnav{height:calc(74px + env(safe-area-inset-bottom, 0px));padding-bottom:env(safe-area-inset-bottom, 0px)}
.screen.with-nav{padding-bottom:calc(100px + env(safe-area-inset-bottom, 0px))}

/* Tablet / iPad */
@media (min-width: 700px){
  .phone{max-width:520px;border-left:1px solid var(--line);border-right:1px solid var(--line)}
  .bottomnav{max-width:520px}
  .lgrid{grid-template-columns:repeat(7,1fr)}
  .stage{min-height:420px}
}
@media (min-width: 1024px) and (pointer: coarse){
  .phone{max-width:560px}
  .bottomnav{max-width:560px}
}

/* Installed (standalone) app: hide browser-ish hints */
@media (display-mode: standalone){
  .installBtn{display:none !important}
}