/* Batch kids card player — mobile-first (390px), file:// safe */
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
:root {
  --bg: #FFF6E9; --card: #FFFFFF; --ink: #3A3042; --sub: #8a7a64;
  --coral: #FF6B6B; --teal: #2EC4B6; --sun: #FFBF3F; --purple: #9B5DE5;
  --blue: #4CC9F0; --green: #57CC99; --soft: #F2E4CE;
  --good: #57CC99; --good-deep: #3da877; --bad: #FF6B6B; --bad-deep: #d94f4f;
  --radius: 20px;
}
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--ink);
  font-family: ui-rounded, -apple-system, "Segoe UI", system-ui, sans-serif; }
#app { max-width: 480px; margin: 0 auto; min-height: 100dvh; display: flex; flex-direction: column;
  padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom); }

button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
button:disabled { opacity: .45; cursor: default; }
img, svg { max-width: 100%; display: block; }

/* ---------- chunky button ---------- */
.btn { display: block; width: 100%; padding: 16px 20px; border-radius: 18px;
  font-size: 19px; font-weight: 800; text-align: center; color: #fff;
  background: var(--teal); box-shadow: 0 5px 0 #1e9c8f; transition: transform .06s, box-shadow .06s; }
.btn:active:not(:disabled) { transform: translateY(4px); box-shadow: 0 1px 0 #1e9c8f; }
.btn.alt { background: var(--purple); box-shadow: 0 5px 0 #7a41c4; }
.btn.good { background: var(--good); box-shadow: 0 5px 0 var(--good-deep); }
.btn.bad { background: var(--bad); box-shadow: 0 5px 0 var(--bad-deep); }

/* ---------- home ---------- */
.home { padding: 20px 18px 40px; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.brand { font-size: 22px; font-weight: 900; letter-spacing: -.5px; flex-shrink: 0; }
.brand em { color: var(--coral); font-style: normal; }
/* topbar right cluster can grow (avatar + ring + ⚙️ + 🏆 + streak + XP); on a narrow
   phone it scrolls horizontally instead of squishing. min-width:0 lets this flex item
   shrink below its content so overflow-x engages (else .topbar overflows the viewport). */
.stats { display: flex; gap: 10px; min-width: 0; overflow-x: auto; -webkit-overflow-scrolling: touch;
  scrollbar-width: none; }
.stats::-webkit-scrollbar { display: none; }
.stats > * { flex-shrink: 0; }
.pill { background: #fff; border-radius: 999px; padding: 7px 13px; font-weight: 800; font-size: 14px;
  box-shadow: 0 2px 0 var(--soft); flex-shrink: 0; white-space: nowrap; }
.coursehead { background: linear-gradient(135deg, #FFE3C2, #FFD6D6); border-radius: 24px;
  padding: 20px; margin-bottom: 26px; }
.coursehead .kicker { font-size: 13px; font-weight: 800; color: var(--coral); text-transform: uppercase; letter-spacing: 1px; }
.coursehead h1 { margin: 4px 0 6px; font-size: 28px; }
.coursehead p { margin: 0; color: var(--sub); font-weight: 600; }
.coverart { border-radius: 18px; margin-top: 14px; }

/* unit list (multi-course home) */
.units { display: flex; flex-direction: column; gap: 16px; }
.unitcard { display: block; width: 100%; background: var(--card); border-radius: 24px;
  padding: 0; text-align: left; box-shadow: 0 5px 0 var(--soft); overflow: hidden;
  transition: transform .06s, box-shadow .06s; }
.unitcard:active:not(:disabled) { transform: translateY(3px); box-shadow: 0 2px 0 var(--soft); }
.unitcard.locked { opacity: .55; }
.unit-cover { width: 100%; height: 110px; object-fit: cover; }
.unit-row { display: flex; align-items: center; gap: 12px; padding: 14px 16px; }
.unit-meta { flex: 1; min-width: 0; }
.unit-kicker { font-size: 16px; font-weight: 900; color: var(--ink); }
.unit-tagline { margin: 3px 0 6px; font-size: 14px; color: var(--sub); font-weight: 600; line-height: 1.3; }
.unit-progress { font-size: 13px; font-weight: 800; color: var(--teal); }
.unitcard.locked .unit-progress { color: #b3a488; }
.unit-badge { width: 44px; height: 44px; min-width: 44px; border-radius: 50%; display: grid;
  place-items: center; font-size: 22px; font-weight: 900; }
.unit-badge.done { background: var(--sun); color: #fff; box-shadow: 0 4px 0 #d99c12; }
.unit-badge.locked { background: var(--soft); }

/* back to units */
.backbtn { display: inline-block; margin-bottom: 8px; padding: 7px 14px; border-radius: 999px;
  background: #fff; font-size: 14px; font-weight: 800; color: var(--ink);
  box-shadow: 0 3px 0 var(--soft); }
.backbtn:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--soft); }

/* lesson path */
.path { display: flex; flex-direction: column; gap: 14px; }
.node { display: flex; align-items: center; gap: 14px; background: var(--card);
  border-radius: var(--radius); padding: 14px 16px; box-shadow: 0 4px 0 var(--soft);
  text-align: left; width: 100%; }
.node:nth-child(odd) { margin-left: 14px; }
.node:nth-child(even) { margin-right: 14px; }
.node .bubble { width: 54px; height: 54px; min-width: 54px; border-radius: 50%; display: grid; place-items: center;
  font-size: 24px; font-weight: 900; color: #fff; background: var(--teal); box-shadow: 0 4px 0 #1e9c8f; }
.node.locked { opacity: .55; }
.node.locked .bubble { background: #cdbfa8; box-shadow: 0 4px 0 #b3a488; }
.node.done .bubble { background: var(--sun); box-shadow: 0 4px 0 #d99c12; }
.trackhead { margin: 22px 4px 2px; }
.trackhead:first-child { margin-top: 4px; }
.trackhead-row { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.trackhead-title { font-size: 20px; font-weight: 900; letter-spacing: -.3px; }
.trackhead-count { font-size: 13px; font-weight: 800; color: var(--sub); flex: none; }
.trackhead.done .trackhead-count { color: var(--good-deep); }
.trackbar { height: 6px; background: var(--soft); border-radius: 999px; overflow: hidden; margin-top: 6px; }
.trackbar > i { display: block; height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--teal), var(--sun)); }
.trackhead.done .trackbar > i { background: linear-gradient(90deg, var(--good), var(--good-deep)); }
@media (prefers-reduced-motion: no-preference) {
  .trackbar > i { transition: width .7s cubic-bezier(.22,1,.36,1); }
}
.node.review { background: linear-gradient(135deg, #F3E8FF, #E8F4FF); margin-bottom: 14px; }
.node.review .bubble { background: var(--purple); box-shadow: 0 4px 0 #7a41c4; font-size: 22px; }
.node .meta { flex: 1; min-width: 0; }
.node .meta h3 { margin: 0 0 2px; font-size: 17px; }
.node .meta span { font-size: 13px; color: var(--sub); font-weight: 700; }
.node .node-thumb { width: 48px; height: 48px; min-width: 48px; border-radius: 12px; object-fit: cover;
  box-shadow: 0 2px 0 var(--soft); margin-left: 2px; }
.node.locked .node-thumb { filter: grayscale(.55); opacity: .7; }

/* ---------- player ---------- */
/* Fill #app's content box (which already subtracts the safe-area insets) instead of
   forcing a 2nd full 100dvh — that double-count pushed the footer/Continue button below
   the home-indicator on notched iPhones (reported on iPhone 16 Pro 2026-06-19). */
.player { display: flex; flex-direction: column; flex: 1 1 auto; min-height: 0; }
.phead { display: flex; align-items: center; gap: 12px; padding: 14px 16px 6px; }
.quit { font-size: 26px; font-weight: 900; color: #c9b793; padding: 4px 8px; }
.progress { flex: 1; height: 16px; background: var(--soft); border-radius: 999px; overflow: hidden; }
.progress i { display: block; height: 100%; background: var(--green); border-radius: 999px;
  transition: width .35s cubic-bezier(.22,1.2,.36,1); }
.stage { flex: 1; padding: 14px 18px 12px; display: flex; flex-direction: column; gap: 14px; overflow-y: auto; }
.prompt { font-size: 21px; font-weight: 800; margin: 0; line-height: 1.3; }
.concept-text { font-size: 22px; font-weight: 700; line-height: 1.35; margin: 0; }
.visual { background: var(--card); border-radius: var(--radius); box-shadow: 0 4px 0 var(--soft); overflow: hidden; }
.visual img { width: 100%; }
.visual svg { width: 100%; height: auto; display: block; }

/* choice */
.opts { display: flex; flex-direction: column; gap: 12px; }
.opt { background: var(--card); border: 3px solid var(--soft); border-radius: 18px; padding: 15px 16px;
  font-size: 18px; font-weight: 700; text-align: left; box-shadow: 0 4px 0 var(--soft); }
.opt.sel { border-color: var(--blue); background: #ECFAFF; box-shadow: 0 4px 0 var(--blue); }
.opt.correct { border-color: var(--good); background: #EAFBF2; box-shadow: 0 4px 0 var(--good); }
.opt.wrong { border-color: var(--bad); background: #FFF0F0; box-shadow: 0 4px 0 var(--bad); }

/* sort */
.sort-item { background: var(--card); border-radius: 22px; padding: 26px 18px; text-align: center;
  box-shadow: 0 5px 0 var(--soft); font-size: 22px; font-weight: 800; }
.sort-item .icon { font-size: 56px; display: block; margin-bottom: 8px; }
.sort-count { text-align: center; color: var(--sub); font-weight: 800; font-size: 14px; }
.buckets { display: flex; gap: 12px; }
.bucket { flex: 1; padding: 18px 10px; border-radius: 18px; font-size: 17px; font-weight: 800; color: #fff; }
.bucket.b0 { background: var(--teal); box-shadow: 0 5px 0 #1e9c8f; }
.bucket.b1 { background: var(--purple); box-shadow: 0 5px 0 #7a41c4; }
.bucket:active { transform: translateY(4px); box-shadow: none; }
.sort-item.flash-good { outline: 4px solid var(--good); }
.sort-item.flash-bad { outline: 4px solid var(--bad); animation: shake .35s; }
@keyframes shake { 25% { transform: translateX(-7px);} 75% { transform: translateX(7px);} }

/* fill blank */
.sentence { font-size: 23px; font-weight: 800; line-height: 1.5; }
.gap { display: inline-block; min-width: 110px; border-bottom: 4px dashed #cdbfa8; text-align: center;
  color: var(--purple); padding: 0 6px; }
.bank { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
.chip { background: var(--card); border-radius: 14px; padding: 12px 18px; font-size: 18px; font-weight: 800;
  box-shadow: 0 4px 0 var(--soft); border: 3px solid var(--soft); }
.chip.used { opacity: .35; }

/* tap diagram */
.tapwrap { position: relative; }
.hotspot { position: absolute; background: transparent; border-radius: 12px; }
.hotspot.reveal-good { outline: 4px solid var(--good); background: rgba(87,204,153,.18); }
.hotspot.reveal-bad { outline: 4px solid var(--bad); background: rgba(255,107,107,.18); }

/* order steps */
.slots { display: flex; flex-direction: column; gap: 10px; min-height: 60px; }
.slot { background: #FFFDF8; border: 3px dashed #e3d5bb; border-radius: 16px; padding: 13px 14px;
  font-size: 17px; font-weight: 800; display: flex; gap: 10px; align-items: center; }
.slot .num { width: 28px; height: 28px; min-width: 28px; border-radius: 50%; background: var(--sun); color: #fff;
  display: grid; place-items: center; font-size: 15px; }
.pool { display: flex; flex-direction: column; gap: 10px; }

/* speed round */
.speedtrack { height: 14px; background: var(--soft); border-radius: 999px; overflow: hidden; }
.speedfill { display: block; height: 100%; width: 100%; background: var(--sun); border-radius: 999px;
  transition-property: width; transition-timing-function: linear; }
.speed-card { background: var(--card); border-radius: 22px; padding: 30px 18px; text-align: center;
  box-shadow: 0 5px 0 var(--soft); font-size: 22px; font-weight: 800; line-height: 1.35; }
.speed-card.flash-good { outline: 4px solid var(--good); }
.speed-card.flash-bad { outline: 4px solid var(--bad); animation: shake .35s; }
.tfrow { display: flex; gap: 12px; }
.tf { flex: 1; padding: 20px 10px; border-radius: 18px; font-size: 20px; font-weight: 900; color: #fff; }
.tf-true { background: var(--teal); box-shadow: 0 5px 0 #1e9c8f; }
.tf-false { background: var(--coral); box-shadow: 0 5px 0 var(--bad-deep); }
.tf:active { transform: translateY(4px); box-shadow: none; }
.tf.tf-reveal { outline: 4px solid var(--sun); }

/* feedback sheet + footer */
.pfoot { padding: 12px 18px calc(16px + env(safe-area-inset-bottom)); background: var(--bg); }
.sheet { border-radius: 22px 22px 0 0; padding: 16px 18px 8px; margin: 0 -18px 10px; }
.sheet.good { background: #EAFBF2; color: var(--good-deep); }
.sheet.bad { background: #FFF0F0; color: var(--bad-deep); }
.sheet h4 { margin: 0 0 4px; font-size: 20px; }
.sheet p { margin: 0 0 8px; font-weight: 700; color: inherit; }

/* win screen */
.winwrap { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 30px 26px; gap: 12px; }
.winwrap .burst { font-size: 84px; animation: pop .5s cubic-bezier(.22,1.6,.36,1); }
@keyframes pop { from { transform: scale(.2); } }
.winwrap h2 { margin: 0; font-size: 30px; }
.winwrap .recap { color: var(--sub); font-weight: 700; font-size: 18px; line-height: 1.4; }
.xpchip { background: var(--sun); color: #fff; font-weight: 900; font-size: 22px;
  padding: 12px 26px; border-radius: 999px; box-shadow: 0 5px 0 #d99c12; }

@media (min-width: 500px) {
  #app { border-left: 1px solid #f0e3cc; border-right: 1px solid #f0e3cc; }
}

/* ============================================================
   JUICE / ENGAGEMENT LAYER — 2026-06-18
   Animations + mascot + combo toast + badges + daily ring.
   All motion is gated behind prefers-reduced-motion.
   ============================================================ */

/* topbar: sound toggle + daily-goal ring */
.stats { align-items: center; }
.sound-toggle { background: #fff; border-radius: 999px; padding: 7px 11px; font-size: 16px;
  line-height: 1; box-shadow: 0 2px 0 var(--soft); flex-shrink: 0; }
.sound-toggle:active { transform: translateY(2px); box-shadow: none; }
.daily-ring { position: relative; width: 40px; height: 40px; flex-shrink: 0; }
.daily-ring svg { width: 40px; height: 40px; display: block; transform: rotate(-90deg); }
.daily-ring .dr-num { position: absolute; inset: 0; display: grid; place-items: center;
  font-size: 13px; font-weight: 900; color: var(--ink); }
.daily-ring.hit .dr-num { color: var(--good-deep); }
.dr-arc { transition: stroke-dashoffset .6s cubic-bezier(.22,1,.36,1); }

/* badges shelf on home */
.shelf-head { font-size: 14px; font-weight: 900; color: var(--sub); margin: 2px 4px 6px;
  text-transform: uppercase; letter-spacing: .5px; }
.badges-shelf { display: flex; gap: 10px; overflow-x: auto; padding: 2px 2px 10px;
  margin-bottom: 12px; -webkit-overflow-scrolling: touch; }
.badge-chip { min-width: 66px; height: 70px; border-radius: 18px; background: #fff;
  box-shadow: 0 3px 0 var(--soft); display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 3px; }
.badge-chip .bi { font-size: 28px; line-height: 1; }
.badge-chip .bl { font-size: 9px; font-weight: 800; color: var(--sub); text-align: center;
  padding: 0 4px; line-height: 1.1; }
.badge-chip.locked { background: #FBF4E6; box-shadow: 0 3px 0 #ece0c8; }
.badge-chip.locked .bi { filter: grayscale(1); opacity: .35; }
.badge-chip.locked .bl { opacity: .5; }

/* sticker book shelf on home — a collection that reveals as lifetime XP climbs.
   Mirrors the badges shelf but with a teal tint so the two read as distinct. */
.stickers-shelf { display: flex; gap: 10px; overflow-x: auto; padding: 2px 2px 10px;
  margin-bottom: 12px; -webkit-overflow-scrolling: touch; }
.sticker-chip { min-width: 66px; height: 70px; border-radius: 18px; background: #F1FBF8;
  box-shadow: 0 3px 0 #c8ece5; display: flex; flex-direction: column; align-items: center;
  justify-content: center; gap: 3px; cursor: pointer; }
.sticker-chip .si { font-size: 28px; line-height: 1; }
.sticker-chip .sl { font-size: 9px; font-weight: 800; color: var(--sub); text-align: center;
  padding: 0 4px; line-height: 1.1; }
.sticker-chip.locked { background: #FBF4E6; box-shadow: 0 3px 0 #ece0c8; }
.sticker-chip.locked .si { opacity: .5; }
.sticker-chip.locked .sl { opacity: .55; letter-spacing: 1px; }
.sticker-chip:active { transform: scale(.94); }

/* mascot "Bo" */
.bo { width: 100%; height: auto; display: block; }
.win-mascot { width: 138px; margin: 0 auto; }
.sheet-mascot { width: 56px; min-width: 56px; }
.sheet.with-mascot { display: flex; align-items: center; gap: 12px; }
.sheet.with-mascot .sheet-body { flex: 1; min-width: 0; }
.sheet.with-mascot h4, .sheet.with-mascot p { margin: 0; }

/* combo + badge toast (transient, centred) */
.fx-toast { position: fixed; left: 50%; top: 16%; z-index: 9999; white-space: nowrap;
  transform: translate(-50%, -10px) scale(.85); opacity: 0; pointer-events: none;
  background: #fff; color: var(--ink); font-weight: 900; font-size: 21px;
  padding: 12px 22px; border-radius: 999px; box-shadow: 0 6px 0 rgba(58,48,66,.12);
  transition: opacity .22s ease, transform .3s cubic-bezier(.22,1.7,.36,1); }
.fx-toast.show { opacity: 1; transform: translate(-50%, 0) scale(1); }
.fx-toast.combo { background: #FFF0DE; color: #c9622e; }
.fx-toast.badge { background: #F1E8FF; color: var(--purple); font-size: 18px;
  display: flex; align-items: center; gap: 10px; }
.fx-toast.badge .bi { font-size: 30px; }
.fx-toast .small { display: block; font-size: 12px; font-weight: 800; opacity: .8; }

/* win-screen badge unlock row */
.badge-unlock { display: flex; align-items: center; gap: 12px; background: #F6EEFF;
  border-radius: 18px; padding: 12px 16px; box-shadow: 0 4px 0 #e3d2ff; width: 100%;
  max-width: 320px; }
.badge-unlock .bi { font-size: 34px; }
.badge-unlock .bt { font-size: 11px; font-weight: 900; color: var(--purple); text-transform: uppercase; letter-spacing: .5px; }
.badge-unlock .bn { font-size: 16px; font-weight: 900; color: var(--ink); }
/* sticker reveal row — a teal variant of the badge-unlock row */
.sticker-unlock { background: #E8FBF6; box-shadow: 0 4px 0 #c4ebe2; }
.sticker-unlock .bt { color: #1f9e90; }

/* ---- animations (gated on motion preference) ---- */
@media (prefers-reduced-motion: no-preference) {
  .stage { animation: cardIn .34s cubic-bezier(.22,1,.36,1); }
  @keyframes cardIn { from { opacity: 0; transform: translateY(16px); } }

  .sheet { animation: sheetUp .3s cubic-bezier(.22,1.3,.36,1); }
  @keyframes sheetUp { from { opacity: 0; transform: translateY(22px); } }

  .opt.correct { animation: optPop .5s cubic-bezier(.22,1.6,.36,1); }
  @keyframes optPop { 0% { transform: scale(1); } 38% { transform: scale(1.045); } 100% { transform: scale(1); } }

  .reveal-good { animation: goodPing .5s ease; }
  @keyframes goodPing { 0% { transform: scale(1); } 40% { transform: scale(1.12); } 100% { transform: scale(1); } }

  .xpchip { animation: pop .5s cubic-bezier(.22,1.6,.36,1); }

  .fx-pop { animation: fxPop .52s cubic-bezier(.22,1.7,.36,1); }
  @keyframes fxPop { 0% { transform: scale(1); } 34% { transform: scale(1.2); } 100% { transform: scale(1); } }

  .badge-unlock { animation: pop .45s cubic-bezier(.22,1.6,.36,1); }

  .win-mascot { animation: boBob 2.6s ease-in-out infinite; }
  @keyframes boBob { 0%,100% { transform: translateY(0) rotate(-2deg); } 50% { transform: translateY(-7px) rotate(2deg); } }

  .bo-cheer .bo-arm-l { animation: boArmL 1s ease-in-out infinite; transform-box: fill-box; transform-origin: 70% 30%; }
  .bo-cheer .bo-arm-r { animation: boArmR 1s ease-in-out infinite; transform-box: fill-box; transform-origin: 30% 30%; }
  @keyframes boArmL { 0%,100% { transform: rotate(0deg); } 50% { transform: rotate(-18deg); } }
  @keyframes boArmR { 0%,100% { transform: rotate(0deg); } 50% { transform: rotate(18deg); } }

  .badge-chip.justunlocked { animation: fxPop .6s cubic-bezier(.22,1.7,.36,1); }
}

@media (prefers-reduced-motion: reduce) {
  .fx-toast { transition: opacity .2s ease; }
}

/* ---- progression / levels ---- */
.levelbar { background: #fff; border-radius: 16px; box-shadow: 0 3px 0 var(--soft);
  padding: 10px 14px; margin-bottom: 14px; }
.lb-row { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 7px; }
.lb-title { font-size: 14px; font-weight: 900; color: var(--ink); }
.lb-next { font-size: 12px; font-weight: 800; color: var(--sub); }
.lb-track { height: 12px; background: var(--soft); border-radius: 999px; overflow: hidden; }
.lb-track i { display: block; height: 100%; border-radius: 999px;
  background: linear-gradient(90deg, var(--sun), var(--coral)); width: 0; }
@media (prefers-reduced-motion: no-preference) {
  .lb-track i { transition: width .7s cubic-bezier(.22,1,.36,1); }
}
/* level-up banner on the win screen */
.levelup { display: flex; align-items: center; gap: 12px; width: 100%; max-width: 320px;
  background: linear-gradient(135deg, #FFE9B8, #FFD0A8); border-radius: 18px;
  padding: 12px 16px; box-shadow: 0 4px 0 #e9c483; }
.levelup .lu-ic { font-size: 38px; }
.levelup .lu-k { font-size: 11px; font-weight: 900; color: #b9701a; text-transform: uppercase; letter-spacing: .5px; }
.levelup .lu-n { font-size: 18px; font-weight: 900; color: var(--ink); }
@media (prefers-reduced-motion: no-preference) {
  .levelup { animation: pop .5s cubic-bezier(.22,1.6,.36,1); }
}

/* finishing a whole track — bigger, rainbow celebration banner */
.trackdone { display: flex; align-items: center; gap: 14px; width: 100%; max-width: 340px;
  background: linear-gradient(135deg, #FFE9B8, #FFD0E0, #E8D6FF); border-radius: 20px;
  padding: 14px 16px; box-shadow: 0 5px 0 #e6c79a; }
.trackdone .td-ic { font-size: 46px; line-height: 1; }
.trackdone .td-k { font-size: 11px; font-weight: 900; color: var(--purple); text-transform: uppercase; letter-spacing: .6px; }
.trackdone .td-n { font-size: 21px; font-weight: 900; color: var(--ink); }
.trackdone .td-sub { font-size: 13px; font-weight: 800; color: var(--sub); }
@media (prefers-reduced-motion: no-preference) {
  .trackdone { animation: pop .55s cubic-bezier(.22,1.6,.36,1); }
}

/* ---- match_pairs card ---- */
.matchwrap { display: flex; gap: 12px; }
.mp-col { flex: 1; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.mp-tile { background: var(--card); border: 3px solid var(--soft); border-radius: 16px;
  padding: 14px 8px; font-size: 17px; font-weight: 800; text-align: center;
  box-shadow: 0 4px 0 var(--soft); }
.mp-tile .mp-ic { display: block; font-size: 30px; margin-bottom: 3px; }
.mp-tile:active:not(:disabled) { transform: translateY(3px); box-shadow: 0 1px 0 var(--soft); }
.mp-left.sel { border-color: var(--blue); background: #ECFAFF; box-shadow: 0 4px 0 var(--blue); }
.mp-tile.matched { border-color: var(--good); background: #EAFBF2; box-shadow: 0 4px 0 var(--good); opacity: 1; }
.mp-tile.matched:disabled { opacity: .9; }
.mp-shake { animation: shake .35s; }

/* ---- read-aloud button + settings sheet ---- */
.readaloud { display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; border-radius: 50%; background: #fff; font-size: 22px;
  box-shadow: 0 3px 0 var(--soft); }
.readaloud:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--soft); }
.settings-overlay { position: fixed; inset: 0; z-index: 9999; background: rgba(58,48,66,.45);
  display: flex; align-items: center; justify-content: center; padding: 24px; }
.settings-card { background: var(--bg); border-radius: 24px; padding: 20px; width: 100%;
  max-width: 340px; box-shadow: 0 10px 0 rgba(0,0,0,.12); }
.settings-card h3 { margin: 2px 0 14px; font-size: 22px; }
.setrow { display: flex; align-items: center; justify-content: space-between; width: 100%;
  background: #fff; border-radius: 16px; padding: 14px 16px; margin-bottom: 10px;
  font-size: 17px; font-weight: 800; box-shadow: 0 3px 0 var(--soft); }
.toggle { width: 52px; height: 30px; border-radius: 999px; background: #d9ccb4; position: relative; flex: none; }
.toggle i { position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.2); }
.toggle.on { background: var(--good); }
.toggle.on i { left: 25px; }
.settings-card .btn { margin-top: 6px; }
@media (prefers-reduced-motion: no-preference) {
  .toggle, .toggle i { transition: background .18s, left .18s; }
  .settings-card { animation: pop .35s cubic-bezier(.22,1.5,.36,1); }
}

/* ---- badge detail sheet (tap a badge chip on a home shelf) ---- */
.badge-chip[data-badge] { cursor: pointer; }
.badge-card { text-align: center; max-width: 320px; }
.badge-card .badge-hero { font-size: 76px; line-height: 1; margin: 4px 0 2px; }
.badge-card .badge-hero.locked { filter: grayscale(1); opacity: .4; }
.badge-card .badge-name { margin: 6px 0 10px; font-size: 22px; }
.badge-status { display: inline-block; font-weight: 900; font-size: 14px; border-radius: 999px;
  padding: 5px 14px; margin-bottom: 12px; }
.badge-status.earned { background: rgba(87,204,153,.20); color: #2F8F5B; }
.badge-status.locked { background: #F1E7D4; color: #8a7c60; }
.badge-card .badge-how { color: var(--sub); font-size: 15px; font-weight: 700; line-height: 1.4;
  margin: 0 4px 16px; }
@media (prefers-reduced-motion: no-preference) {
  .badge-chip[data-badge]:active { transform: scale(.94); }
}

/* ---- home greeter (Bo) + perfect-lesson star ---- */
.greeter { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.greeter-bo { width: 60px; min-width: 60px; }
.greeter-bubble { position: relative; flex: 1; background: #fff; border-radius: 16px;
  padding: 12px 14px; font-size: 15px; font-weight: 800; color: var(--ink); box-shadow: 0 3px 0 var(--soft); }
.greeter-bubble::before { content: ""; position: absolute; left: -7px; top: 22px;
  border: 8px solid transparent; border-right-color: #fff; border-left: 0; }
.node.perfect .bubble { box-shadow: 0 4px 0 #d99c12; }
@media (prefers-reduced-motion: no-preference) {
  .greeter-bo { animation: boBob 3s ease-in-out infinite; }
}

/* ---- home streak chain ("don't break the chain") ---- */
.chaincard { background: #fff; border-radius: 16px; box-shadow: 0 3px 0 var(--soft);
  padding: 12px 14px; margin-bottom: 16px; }
.chaincard.risk { background: linear-gradient(135deg, #FFF1D9, #FFE2D0); box-shadow: 0 3px 0 #f0cda0; }
.chain-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.chain-flame { font-size: 26px; line-height: 1; flex: none; }
.chain-title { font-size: 15px; font-weight: 900; color: var(--ink); }
.chain-sub { font-size: 12.5px; font-weight: 800; color: var(--sub); }
.chaincard.risk .chain-sub { color: #c0682f; }
.chain-links { display: flex; justify-content: space-between; gap: 4px; }
.chain-link { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px; min-width: 0; }
.cl-dot { width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-size: 15px; background: var(--soft); color: transparent; }
.chain-link.lit .cl-dot { background: linear-gradient(135deg, var(--sun), var(--coral)); }
.chain-link.today .cl-dot { box-shadow: 0 0 0 3px rgba(255,191,63,.45); }
.chain-link.target .cl-dot { background: #fff; border: 2px dashed var(--coral);
  color: var(--coral); font-weight: 900; }
.cl-day { font-size: 10px; font-weight: 800; color: var(--sub); }
@media (prefers-reduced-motion: no-preference) {
  .chaincard.risk .chain-link.target .cl-dot { animation: chainPulse 1.4s ease-in-out infinite; }
}
@keyframes chainPulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.12); } }

/* ---- first-run onboarding (Bo intro) ---- */
.onboard-overlay { position: fixed; inset: 0; z-index: 10000; background: rgba(58,48,66,.55);
  display: flex; align-items: center; justify-content: center; padding: 24px; }
.onboard-card { position: relative; background: var(--bg); border-radius: 26px;
  padding: 26px 22px 22px; width: 100%; max-width: 340px; text-align: center;
  box-shadow: 0 12px 0 rgba(0,0,0,.14); }
.onb-skip { position: absolute; top: 12px; right: 12px; font-size: 14px; font-weight: 800;
  color: var(--sub); padding: 6px 9px; border-radius: 12px; }
.onb-bo { width: 122px; margin: 2px auto 4px; }
.onb-bo .emoji { font-size: 84px; line-height: 1; }
.onb-title { margin: 4px 0 6px; font-size: 24px; font-weight: 900; color: var(--ink); }
.onb-body { margin: 0 6px 16px; font-size: 16px; font-weight: 700; line-height: 1.45; color: var(--ink); }
.onb-dots { display: flex; justify-content: center; gap: 7px; margin-bottom: 18px; }
.onb-dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--soft); display: block; }
.onb-dots i.on { background: var(--coral); transform: scale(1.18); }
@media (prefers-reduced-motion: no-preference) {
  .onboard-card { animation: onbPop .4s cubic-bezier(.22,1.5,.36,1); }
  @keyframes onbPop { from { opacity: 0; transform: translateY(14px) scale(.96); } }
  .onb-bo { animation: boBob 3s ease-in-out infinite; }
  .onb-dots i { transition: background .2s, transform .2s; }
}

/* ============ accounts gate (js/auth-ui.js) — optional, gate OFF by default ============ */
.authwrap { flex: 1 1 auto; min-height: 0; display: flex; align-items: center; justify-content: center;
  padding: 22px 16px; }
.authcard { width: 100%; max-width: 420px; background: var(--card); border-radius: 26px;
  padding: 22px 20px 24px; box-shadow: 0 6px 0 var(--soft); }
.authlogo { display: flex; justify-content: center; margin-bottom: 6px; }
.authlogo svg { width: 104px; height: 104px; }
.auth-emoji { font-size: 78px; line-height: 1; }
.authtitle { margin: 4px 0 4px; text-align: center; font-size: 27px; font-weight: 900; }
.authsub { margin: 0 0 16px; text-align: center; color: var(--sub); font-weight: 700; line-height: 1.4; }
.authtabs { display: flex; gap: 8px; background: var(--soft); border-radius: 999px; padding: 5px; margin-bottom: 16px; }
.authtab { flex: 1; padding: 10px; border-radius: 999px; font-weight: 800; color: var(--sub); }
.authtab.on { background: #fff; color: var(--ink); box-shadow: 0 2px 0 rgba(0,0,0,.06); }
.authform { display: flex; flex-direction: column; }
.authlabel { font-size: 13px; font-weight: 800; color: var(--sub); margin: 10px 2px 5px; }
.authlabel small { font-weight: 700; opacity: .8; }
.authinput { width: 100%; padding: 14px 15px; border-radius: 14px; font-size: 16px; font-weight: 700;
  color: var(--ink); background: #FFFDF8; border: 2px solid var(--soft); }
.authinput:focus { outline: none; border-color: var(--teal); }
.authcheck { display: flex; gap: 9px; align-items: flex-start; margin: 12px 2px 2px;
  font-size: 13px; font-weight: 700; color: var(--ink); line-height: 1.35; }
.authcheck input { width: 20px; height: 20px; margin-top: 1px; accent-color: var(--teal); }
.autherr { color: var(--bad-deep); font-weight: 800; font-size: 14px; min-height: 18px; margin: 8px 2px 0; }
.authbtn { display: block; width: 100%; margin-top: 14px; padding: 15px 18px; border-radius: 16px;
  font-size: 18px; font-weight: 800; text-align: center; color: #fff;
  background: var(--teal); box-shadow: 0 5px 0 #1e9c8f; transition: transform .06s, box-shadow .06s; }
.authbtn:active:not(:disabled) { transform: translateY(4px); box-shadow: 0 1px 0 #1e9c8f; }
.authbtn.google { background: #fff; color: var(--ink); border: 2px solid var(--soft); box-shadow: 0 5px 0 var(--soft); }
.authbtn.google:active:not(:disabled) { transform: translateY(4px); box-shadow: 0 1px 0 var(--soft); }
.authdivider { display: flex; align-items: center; gap: 10px; margin: 16px 2px 4px; color: var(--sub); font-weight: 800; font-size: 13px; }
.authdivider::before, .authdivider::after { content: ""; flex: 1; height: 2px; background: var(--soft); }
.authnote { margin: 14px 4px 0; text-align: center; font-size: 12.5px; font-weight: 700; color: var(--sub); line-height: 1.4; }
.authrowtop { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; gap: 10px; }
.authmini { font-size: 12.5px; font-weight: 800; color: var(--sub); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.authlink { font-size: 13px; font-weight: 800; color: var(--coral); padding: 4px 6px; }

/* kid list + add player */
.kidlist { display: flex; flex-direction: column; gap: 10px; margin-bottom: 16px; }
.kidrow { display: flex; align-items: center; gap: 12px; width: 100%; text-align: left;
  background: #FFFDF8; border: 2px solid var(--soft); border-radius: 18px; padding: 12px 14px;
  transition: transform .06s, box-shadow .06s; box-shadow: 0 4px 0 var(--soft); }
.kidrow:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--soft); }
.kidav { font-size: 34px; line-height: 1; }
.kidname { flex: 1; font-weight: 900; font-size: 17px; display: flex; flex-direction: column; }
.kidname small { font-weight: 700; font-size: 12.5px; color: var(--sub); }
.kidxp { font-weight: 800; font-size: 13px; color: var(--teal); }
.addkid { border-top: 2px dashed var(--soft); margin-top: 4px; padding-top: 10px; }
.avatarpick { display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; }
.avataropt { font-size: 25px; padding: 6px 0; border-radius: 12px; background: #FFFDF8; border: 2px solid transparent; }
.avataropt.sel { border-color: var(--teal); background: #E8FAF7; }
.unamecheck { min-height: 18px; font-size: 13px; font-weight: 800; margin: 6px 2px 0; color: var(--sub); }
.unamecheck.ok { color: var(--good-deep); }
.unamecheck.bad { color: var(--bad-deep); }

/* who's playing */
.pickgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pickbtn { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 18px 10px;
  background: #FFFDF8; border: 2px solid var(--soft); border-radius: 20px; box-shadow: 0 5px 0 var(--soft);
  transition: transform .06s, box-shadow .06s; }
.pickbtn:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--soft); }
.pickav { font-size: 46px; line-height: 1; }
.pickname { font-weight: 900; font-size: 16px; }
.pickxp { font-weight: 800; font-size: 12.5px; color: var(--teal); }
.pickbtn.add { justify-content: center; color: var(--sub); border-style: dashed; }
.pickbtn.add .pickav { color: var(--teal); }

/* leaderboard (Phase 2) */
.lbwrap { padding: 18px 16px 40px; }
.lbhead { margin-bottom: 14px; }
.lbtitle { margin: 8px 0 2px; font-size: 26px; font-weight: 900; }
.lbsub { margin: 0; color: var(--sub); font-weight: 700; font-size: 14px; }
.lblist { display: flex; flex-direction: column; gap: 8px; }
.lbmsg { color: var(--sub); font-weight: 700; text-align: center; padding: 24px 8px; }
.lbrow { display: flex; align-items: center; gap: 12px; background: var(--card); border-radius: 16px;
  padding: 12px 14px; box-shadow: 0 3px 0 var(--soft); }
.lbrow.me { background: #E8FAF7; box-shadow: 0 3px 0 #b8ece4; }
.lbrank { width: 34px; font-weight: 900; font-size: 17px; text-align: center; }
.lbav { font-size: 28px; line-height: 1; }
.lbname { flex: 1; font-weight: 800; font-size: 16px; }
.lbname small { color: var(--teal); font-weight: 800; font-size: 12px; }
.lbxp { font-weight: 900; font-size: 15px; color: var(--teal); }
.lbxp::after { content: " XP"; font-size: 11px; font-weight: 800; color: var(--sub); }

/* ---- summer tournament (Phase 3) — optional layer, only shows when accounts are ON ---- */
.tbanner { border-radius: 18px; padding: 13px 15px; margin-bottom: 14px; box-shadow: 0 4px 0 var(--soft); }
.tbanner.t-pre { background: linear-gradient(135deg, #FFF1D9, #FFE2D0); box-shadow: 0 4px 0 #f0cda0; }
.tbanner.t-active { background: linear-gradient(135deg, #FFEDD6, #FFE0E0); box-shadow: 0 4px 0 #f3c9b0; }
.tbanner.t-ended { background: linear-gradient(135deg, #EDE3FF, #E0F4FF); box-shadow: 0 4px 0 #cdb9ee; }
.tbmsg { font-size: 15px; font-weight: 800; color: var(--ink); line-height: 1.3; }
.tbmsg b { font-weight: 900; }
.tbar { height: 9px; border-radius: 999px; background: rgba(255,255,255,.65); margin: 9px 0 2px; overflow: hidden; }
.tbar i { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--sun), var(--coral)); }
.tbinfo { display: inline-block; margin-top: 8px; font-size: 13px; font-weight: 900; color: var(--purple);
  background: rgba(255,255,255,.7); border-radius: 999px; padding: 5px 12px; box-shadow: 0 2px 0 var(--soft); }
.tbinfo:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--soft); }

/* top-3 podium (shown on the final/ended board) */
.podium { display: grid; grid-template-columns: 1fr 1fr 1fr; align-items: end; gap: 8px; margin-bottom: 16px; }
.pod { background: var(--card); border-radius: 16px 16px 0 0; padding: 12px 6px 8px; text-align: center; box-shadow: 0 3px 0 var(--soft); }
.pod-1 { padding-top: 22px; background: linear-gradient(180deg, #FFF6DD, #fff); box-shadow: 0 3px 0 #f0d999; }
.pod-2 { padding-top: 14px; }
.pod-3 { padding-top: 8px; }
.pod-empty { background: #FBF4E6; box-shadow: none; min-height: 84px; }
.podmedal { font-size: 26px; line-height: 1; }
.podav { font-size: 34px; line-height: 1; margin: 2px 0; }
.podname { font-weight: 900; font-size: 14px; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.podxp { font-weight: 800; font-size: 12px; color: var(--teal); }
.podbase { margin-top: 6px; font-weight: 900; font-size: 16px; color: var(--sub); }

/* rules / prize sheet (mirrors the settings + onboarding overlays) */
.tsheet-overlay { position: fixed; inset: 0; z-index: 9999; background: rgba(58,48,66,.45);
  display: flex; align-items: center; justify-content: center; padding: 24px; }
.tsheet-card { position: relative; background: var(--bg); border-radius: 24px; padding: 22px 20px 18px;
  width: 100%; max-width: 340px; box-shadow: 0 10px 0 rgba(0,0,0,.12); }
.trules h2 { margin: 2px 0 10px; font-size: 22px; }
.trintro { margin: 0 0 12px; font-size: 15px; font-weight: 700; color: var(--ink); line-height: 1.4; }
.trlist { list-style: none; padding: 0; margin: 0 0 16px; display: flex; flex-direction: column; gap: 9px; }
.trlist li { background: #fff; border-radius: 14px; padding: 10px 13px; font-size: 14.5px; font-weight: 700;
  color: var(--ink); line-height: 1.35; box-shadow: 0 3px 0 var(--soft); }
.trlist li b { font-weight: 900; }
.trclose { width: 100%; padding: 13px; border-radius: 16px; background: var(--coral); color: #fff;
  font-size: 17px; font-weight: 900; box-shadow: 0 4px 0 #d94f4f; }
.trclose:active { transform: translateY(3px); box-shadow: 0 1px 0 #d94f4f; }
@media (prefers-reduced-motion: no-preference) {
  .tsheet-card { animation: pop .35s cubic-bezier(.22,1.5,.36,1); }
}

/* ============================================================
   ✨ PREMIUM POLISH PASS — 2026-06-24 (launch eve)
   Depth, tactile finish, and entrance motion. All additive +
   file://-safe (gradients/shadows only, no url()/defs) and gated
   on prefers-reduced-motion. Sits at the END of the cascade so it
   refines the base styles above without changing any markup.
   Nothing here touches scoring/auth/gate — pure visual lift.
   ============================================================ */

/* --- ambient background glow: soft brand-colour light warms the flat
   cream so the app reads as dimensional. Painted into the body background
   itself (a fixed pseudo-layer hides behind the body canvas), attachment
   fixed so it stays put while the page scrolls. --- */
body {
  background:
    radial-gradient(760px 500px at 6% -8%, rgba(255,191,63,.32), transparent 60%),
    radial-gradient(700px 540px at 106% 3%, rgba(255,107,107,.24), transparent 60%),
    radial-gradient(860px 640px at 50% 114%, rgba(155,93,229,.18), transparent 64%),
    var(--bg);
  background-attachment: fixed;
}

/* --- floating surfaces: keep the chunky hard offset shadow, add a soft
   ambient shadow beneath so cards lift off the page (premium depth). --- */
.unitcard { box-shadow: 0 5px 0 var(--soft), 0 18px 30px -12px rgba(58,48,66,.32); }
.unitcard:active:not(:disabled) { box-shadow: 0 2px 0 var(--soft), 0 9px 16px -9px rgba(58,48,66,.30); }
.coursehead { box-shadow: 0 18px 34px -16px rgba(255,107,107,.48); }
.levelbar, .chaincard, .greeter-bubble,
.badge-chip, .sticker-chip { box-shadow: 0 3px 0 var(--soft), 0 11px 20px -10px rgba(58,48,66,.22); }
.node { box-shadow: 0 4px 0 var(--soft), 0 14px 22px -12px rgba(58,48,66,.24); }
.visual { box-shadow: 0 4px 0 var(--soft), 0 16px 26px -14px rgba(58,48,66,.20); }
.pill, .sound-toggle { box-shadow: 0 2px 0 var(--soft), 0 6px 12px -6px rgba(58,48,66,.22); }

/* --- glossy candy buttons: a top inner highlight turns the flat colour
   into a rounded, 3-D sheen; the hard colour shadow underneath stays. --- */
.btn { box-shadow: inset 0 2px 0 rgba(255,255,255,.32), 0 5px 0 #1e9c8f; }
.btn.alt { box-shadow: inset 0 2px 0 rgba(255,255,255,.32), 0 5px 0 #7a41c4; }
.btn.good { box-shadow: inset 0 2px 0 rgba(255,255,255,.32), 0 5px 0 var(--good-deep); }
.btn.bad { box-shadow: inset 0 2px 0 rgba(255,255,255,.32), 0 5px 0 var(--bad-deep); }
.btn:active:not(:disabled) { box-shadow: inset 0 2px 0 rgba(255,255,255,.22), 0 1px 0 #1e9c8f; }
.tf-true { box-shadow: inset 0 2px 0 rgba(255,255,255,.32), 0 5px 0 #1e9c8f; }
.tf-false { box-shadow: inset 0 2px 0 rgba(255,255,255,.32), 0 5px 0 var(--bad-deep); }
.bucket.b0 { box-shadow: inset 0 2px 0 rgba(255,255,255,.30), 0 5px 0 #1e9c8f; }
.bucket.b1 { box-shadow: inset 0 2px 0 rgba(255,255,255,.30), 0 5px 0 #7a41c4; }

/* --- tactile press: tappable tiles that lacked it now give under the finger --- */
@media (prefers-reduced-motion: no-preference) {
  .opt, .chip, .node, .backbtn { transition: transform .08s ease, box-shadow .08s ease; }
  .opt:active:not(.correct):not(.wrong):not(.sel) { transform: translateY(3px); box-shadow: 0 1px 0 var(--soft); }
  .chip:not(.used):active { transform: translateY(2px) scale(.97); box-shadow: 0 1px 0 var(--soft); }
  .node:not(.locked):active { transform: translateY(3px); }
  .node:not(.locked):active .bubble { transform: translateY(1px); }
}

/* --- entrance cascade: home blocks + cards rise in with a quick, gentle
   stagger. Resting state is fully visible (opacity 1, no transform), and
   the whole thing is gated — so content never hides if motion is reduced
   or the animation is skipped. Fast (<.7s total) so re-renders stay snappy. --- */
@media (prefers-reduced-motion: no-preference) {
  @keyframes riseIn { from { opacity: 0; transform: translateY(15px); } }
  .home > *:not(.topbar):not(.units):not(.path) { animation: riseIn .5s cubic-bezier(.22,1,.36,1) both; }
  .home > *:nth-child(2) { animation-delay: .03s; }
  .home > *:nth-child(3) { animation-delay: .07s; }
  .home > *:nth-child(4) { animation-delay: .11s; }
  .home > *:nth-child(n+5) { animation-delay: .15s; }

  .units .unitcard, .path .node { animation: riseIn .48s cubic-bezier(.22,1,.36,1) both; }
  .units .unitcard:nth-child(2), .path .node:nth-child(2) { animation-delay: .05s; }
  .units .unitcard:nth-child(3), .path .node:nth-child(3) { animation-delay: .10s; }
  .units .unitcard:nth-child(4), .path .node:nth-child(4) { animation-delay: .15s; }
  .units .unitcard:nth-child(5), .path .node:nth-child(5) { animation-delay: .20s; }
  .units .unitcard:nth-child(n+6), .path .node:nth-child(n+6) { animation-delay: .24s; }
}

/* ============================================================
   ✨ PREMIUM POLISH — hero + celebration (2026-06-24)
   The payoff moments: the win screen and the lesson hero. Pure
   CSS, file://-safe, gated. No markup / scoring changes.
   ============================================================ */

/* --- WIN SCREEN: a warm sun-halo + a one-shot ring burst behind Bo turns
   "lesson complete" into a real moment (the confetti + bobbing mascot were
   already there). Content sits above the glow via z-index. --- */
.winwrap { position: relative; overflow: hidden; }
.winwrap > * { position: relative; z-index: 1; }
.winwrap::before {
  content: ""; position: absolute; left: 50%; top: 33%; z-index: 0;
  width: 540px; height: 540px; transform: translate(-50%, -50%); pointer-events: none;
  background: radial-gradient(circle, rgba(255,191,63,.42), rgba(255,191,63,.12) 42%, transparent 68%);
}
@media (prefers-reduced-motion: no-preference) {
  .winwrap::after {
    content: ""; position: absolute; left: 50%; top: 33%; z-index: 0;
    width: 180px; height: 180px; border-radius: 50%; pointer-events: none;
    transform: translate(-50%, -50%); border: 6px solid rgba(255,191,63,.6);
    animation: winRing 1.15s cubic-bezier(.22,1,.36,1) forwards;
  }
  @keyframes winRing {
    0% { transform: translate(-50%,-50%) scale(.35); opacity: .9; }
    100% { transform: translate(-50%,-50%) scale(2.6); opacity: 0; }
  }
}
/* golden glow under the XP chip */
.xpchip { box-shadow: inset 0 2px 0 rgba(255,255,255,.35), 0 5px 0 #d99c12, 0 12px 24px -6px rgba(255,191,63,.55); }

/* --- LESSON HERO: a soft top sheen + light inner edge gives the coursehead
   gradient banner a glossy, dimensional finish. --- */
.coursehead { position: relative; overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.55), 0 18px 34px -16px rgba(255,107,107,.48); }
.coursehead::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(120% 80% at 0% 0%, rgba(255,255,255,.40), transparent 55%);
}
.coursehead > * { position: relative; }

/* --- PROGRESS BAR (in-lesson): brand-gradient fill + soft inner highlight so
   forward motion feels rewarding. --- */
.progress i {
  background: linear-gradient(90deg, var(--good), var(--teal));
  box-shadow: inset 0 2px 0 rgba(255,255,255,.35);
}
/* level + track + tournament fill bars get the same glossy inner light */
.lb-track i, .trackbar > i, .tbar i { box-shadow: inset 0 1px 0 rgba(255,255,255,.45); }

/* --- FEEDBACK SHEET: a clearer correct/again identity — accent edge + pop --- */
.sheet.good { box-shadow: inset 4px 0 0 var(--good); }
.sheet.bad { box-shadow: inset 4px 0 0 var(--bad); }

/* --- DAILY-GOAL RING + topbar level pill: a touch of lift --- */
.daily-ring { filter: drop-shadow(0 4px 8px rgba(58,48,66,.16)); }

/* ============================================================
   ✨ PREMIUM POLISH — living details (2026-06-24)
   Small touches that make the app feel alive + cohesive. Pure
   CSS, file://-safe, gated. No markup / scoring changes.
   ============================================================ */

/* --- progress glimmer: a slow, subtle highlight glints across the home
   level bar so progress feels alive (signature touch; level bar only, to
   stay focused). Gated; the fill clips it. --- */
@media (prefers-reduced-motion: no-preference) {
  .lb-track i { position: relative; overflow: hidden; }
  .lb-track i::after {
    content: ""; position: absolute; top: 0; left: -45%; width: 45%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.6), transparent);
    animation: barSheen 3.8s ease-in-out infinite; animation-delay: 1s;
  }
  @keyframes barSheen { 0% { left: -45%; } 50%, 100% { left: 130%; } }
}

/* --- brand wordmark: a hair more presence so the logo reads premium --- */
.brand { text-shadow: 0 1px 0 rgba(255,255,255,.6); }
.brand em { text-shadow: 0 2px 8px rgba(255,107,107,.30); }

/* --- gated launch UI (accounts ON): give the auth + tournament buttons the
   same glossy candy finish as the rest of the app so the signed-in flow
   feels of-a-piece. Additive; only visible when the gate is flipped. --- */
.authbtn { box-shadow: inset 0 2px 0 rgba(255,255,255,.30), 0 5px 0 #1e9c8f; }
.authbtn.google { box-shadow: inset 0 2px 0 rgba(255,255,255,.7), 0 5px 0 var(--soft); }
.authbtn:active:not(:disabled) { box-shadow: inset 0 2px 0 rgba(255,255,255,.22), 0 1px 0 #1e9c8f; }
.trclose { box-shadow: inset 0 2px 0 rgba(255,255,255,.30), 0 4px 0 #d94f4f; }
.kidrow, .pickbtn { box-shadow: 0 4px 0 var(--soft), 0 10px 18px -12px rgba(58,48,66,.20); }
.lbrow.me { box-shadow: 0 3px 0 #b8ece4, 0 10px 18px -10px rgba(46,196,182,.35); }

/* --- podium top step gets a soft golden glow (final leaderboard moment) --- */
.pod-1 { box-shadow: 0 3px 0 #f0d999, 0 14px 26px -10px rgba(255,191,63,.55); }

/* ============================================================
   ✨ PREMIUM POLISH — refinements (2026-06-24)
   Tidies the rough edges. Pure CSS, file://-safe, gated where
   it animates. No markup / scoring changes.
   ============================================================ */

/* --- scroll affordance: the badge + sticker shelves overflow horizontally
   and were hard-cutting mid-item. A soft right-edge fade signals "scroll for
   more" and reads as a premium finish. (Topbar .stats is intentionally NOT
   faded — its right-most XP pill must stay crisp.) --- */
.badges-shelf, .stickers-shelf {
  -webkit-mask-image: linear-gradient(90deg, #000 90%, transparent 100%);
          mask-image: linear-gradient(90deg, #000 90%, transparent 100%);
}

/* --- celebration banners: a warm glow makes level-up + track-complete feel
   like the big moments they are. --- */
.levelup { box-shadow: 0 4px 0 #e9c483, 0 14px 28px -8px rgba(255,191,63,.50); }
.trackdone { box-shadow: 0 5px 0 #e6c79a, 0 16px 32px -8px rgba(155,93,229,.42); }
.badge-unlock { box-shadow: 0 4px 0 #e3d2ff, 0 13px 24px -10px rgba(155,93,229,.35); }
.sticker-unlock { box-shadow: 0 4px 0 #c4ebe2, 0 13px 24px -10px rgba(46,196,182,.35); }

/* --- greeter Bo: a touch larger for friendly presence on the home --- */
.greeter-bo { width: 66px; min-width: 66px; }

/* --- desktop niceties: a gentle hover-lift on the collectible chips (no-op
   on touch; keeps the playful tactility on the wider/installed view) --- */
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .badge-chip, .sticker-chip, .unitcard, .node { transition: transform .12s ease, box-shadow .12s ease; }
  .badge-chip:hover, .sticker-chip:hover { transform: translateY(-2px); }
}