/* ===========================================================
   DaVinci Kids — design system
   Four palettes. Kid app is LIGHT, round and big-fingered.
   Parent app is calm and dense. Switch with <html data-theme="...">
   =========================================================== */

/* ---- 1. SUNSHINE (default) — warm, happy, high contrast ---- */
:root,
:root[data-theme="sunshine"]{
  --bg:#fff8ec; --bg2:#ffeed6; --panel:#ffffff; --line:#f2dcc0;
  --txt:#3a2a18; --dim:#917a60;
  --c1:#ff9f1c;  /* primary  */
  --c2:#2ec4b6;  /* success  */
  --c3:#4ca7ff;  /* info     */
  --c4:#ff5d8f;  /* accent   */
  --c5:#9b6bff;  /* play     */
  --on1:#3a2000; --on2:#00302c; --on3:#002a4d; --on4:#4a0020; --on5:#23004d;
}
/* ---- 2. BUBBLEGUM — soft pastel, very young kids ---- */
:root[data-theme="bubblegum"]{
  --bg:#fff2f8; --bg2:#ffe3f1; --panel:#ffffff; --line:#ffd3e7;
  --txt:#46203a; --dim:#9c6f8c;
  --c1:#ff7eb6; --c2:#7bdcb5; --c3:#7cc7ff; --c4:#ffb703; --c5:#b28dff;
  --on1:#4a0025; --on2:#0b3a2c; --on3:#00304f; --on4:#452e00; --on5:#2a0d59;
}
/* ---- 3. JUNGLE — green/teal, nature & science feel ---- */
:root[data-theme="jungle"]{
  --bg:#f1fbf3; --bg2:#ddf4e4; --panel:#ffffff; --line:#c9e9d4;
  --txt:#15362a; --dim:#5f8475;
  --c1:#2bb673; --c2:#f9c846; --c3:#39a9db; --c4:#ff7043; --c5:#8e6cf0;
  --on1:#002e1a; --on2:#3d2f00; --on3:#00283a; --on4:#471500; --on5:#1e0059;
}
/* ---- 4. MIDNIGHT — dark, for evening / older kids (8–13) ---- */
:root[data-theme="midnight"]{
  --bg:#141a33; --bg2:#1d2547; --panel:#222b52; --line:#33406e;
  --txt:#f0f3ff; --dim:#9aa6d4;
  --c1:#ffc83d; --c2:#3ddc97; --c3:#4cc3ff; --c4:#ff6f91; --c5:#a67bff;
  --on1:#201700; --on2:#00301f; --on3:#002438; --on4:#3d0016; --on5:#1b0040;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font:17px/1.45 ui-rounded,"SF Pro Rounded",-apple-system,"Segoe UI",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  overscroll-behavior-y:none;
}
.app{max-width:520px;margin:0 auto;min-height:100%;display:flex;flex-direction:column;
  background:linear-gradient(180deg,var(--bg2),var(--bg) 320px)}
.view{flex:1;padding:14px 18px calc(104px + env(safe-area-inset-bottom))}
.view.nonav{padding-bottom:34px}

/* ---------------- type ---------------- */
h1{font-size:30px;font-weight:900;letter-spacing:-.8px;margin:6px 0 4px}
h2{font-size:21px;font-weight:900;letter-spacing:-.3px;margin:20px 0 10px}
.kicker{font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim);margin:22px 0 9px}
.small{font-size:14px;color:var(--dim);margin:0}
.center{text-align:center}

/* ---------------- surfaces ---------------- */
.card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:16px;
  box-shadow:0 1px 3px rgba(0,0,0,.06), 0 8px 24px rgba(0,0,0,.05)}
.card.flat{box-shadow:none}
.row{display:flex;align-items:center;gap:12px}
.sp{flex:1}

/* ---------------- buttons: big and tappable ---------------- */
.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;border:0;
  min-height:50px;border-radius:14px;padding:15px 20px;font:inherit;
  font-size:17px;font-weight:700;letter-spacing:-.2px;background:var(--c1);color:var(--on1);
  cursor:pointer;-webkit-appearance:none;
  transition:transform .14s cubic-bezier(.2,.9,.3,1), opacity .14s, background .14s}
.btn:active{transform:scale(.97);opacity:.82}
.btn.sec{background:var(--c3);color:var(--on3)}
.btn.go{background:var(--c2);color:var(--on2)}
.btn.warn{background:var(--c4);color:var(--on4)}
.btn.ghost{background:color-mix(in srgb,var(--txt) 7%,transparent);color:var(--txt);border:0}
.btn.plain{background:transparent;color:var(--c1);font-weight:600}
.btn[disabled]{opacity:.45;pointer-events:none}
.btn.sm{min-height:44px;padding:11px 14px;font-size:15px;border-radius:12px}

.chip{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:40px;
  padding:9px 16px;border-radius:999px;font-size:15px;font-weight:600;background:var(--panel);
  border:1.5px solid var(--line);color:var(--dim);cursor:pointer;user-select:none;
  transition:transform .14s cubic-bezier(.2,.9,.3,1), background .14s}
.chip:active{transform:scale(.95)}
.chip.on{background:var(--c1);color:var(--on1);border-color:transparent}
.chips{display:flex;gap:8px;flex-wrap:wrap}

/* ---------------- kid shelf ---------------- */
.hero{height:186px;border-radius:30px;position:relative;overflow:hidden;display:flex;
  align-items:flex-end;padding:16px;color:#fff;text-shadow:0 2px 12px rgba(0,0,0,.45);cursor:pointer}
.hero .big{font-size:22px;font-weight:900;line-height:1.15}
.hero .em{position:absolute;top:10px;right:14px;font-size:62px;opacity:.9}

.rail{display:flex;gap:12px;overflow-x:auto;padding:4px 18px 10px;margin:0 -18px;
  scroll-snap-type:x proximity}
.rail::-webkit-scrollbar{height:0}
.tile{flex:0 0 142px;scroll-snap-align:start;cursor:pointer}
.tile .im{height:94px;border-radius:20px;overflow:hidden;position:relative;
  box-shadow:0 4px 0 rgba(0,0,0,.14)}
.tile .n{font-size:14px;font-weight:800;margin-top:7px;line-height:1.2}
.tile .m{font-size:12px;color:var(--dim)}
.g1{background:linear-gradient(135deg,var(--c4),var(--c1))}
.g2{background:linear-gradient(135deg,var(--c3),var(--c5))}
.g3{background:linear-gradient(135deg,var(--c2),var(--c3))}
.g4{background:linear-gradient(135deg,var(--c1),var(--c2))}
.g5{background:linear-gradient(135deg,var(--c5),var(--c4))}

/* ---------------- time ring ---------------- */
.ring{display:flex;align-items:center;gap:14px;background:var(--panel);border:1px solid var(--line);
  border-radius:18px;padding:12px 16px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.ringc{width:54px;height:54px;flex:0 0 54px;border-radius:50%;display:grid;place-items:center}
.ringc i{width:42px;height:42px;border-radius:50%;background:var(--panel);display:grid;
  place-items:center;font-style:normal;font-size:13px;font-weight:900}

/* ---------------- player ---------------- */
.stage{margin:0 -18px;height:222px;display:grid;place-items:center;font-size:72px;position:relative;color:#fff}
.stage .bar{position:absolute;left:16px;right:16px;bottom:14px;height:8px;border-radius:9px;background:#ffffff55}
.stage .bar i{display:block;height:100%;border-radius:9px;background:#fff;width:0}
.stage .cd{position:absolute;top:14px;right:14px;background:rgba(0,0,0,.55);padding:8px 14px;
  border-radius:999px;font-size:14px;font-weight:900}

/* ---------------- quiz ---------------- */
.q{font-size:23px;font-weight:900;line-height:1.25;margin:12px 0 18px}
.ans{display:block;width:100%;min-height:54px;text-align:start;background:var(--panel);
  border:1.5px solid var(--line);color:var(--txt);border-radius:14px;padding:15px 18px;
  font:inherit;font-size:17px;font-weight:600;margin-bottom:10px;cursor:pointer;
  transition:transform .14s cubic-bezier(.2,.9,.3,1), background .14s}
.ans:active{transform:scale(.985);background:color-mix(in srgb,var(--txt) 5%,var(--panel))}
.ans.good{background:var(--c2);color:var(--on2);border-color:transparent}
.ans.bad{background:var(--c4);color:var(--on4);border-color:transparent;opacity:.75}

/* ---------------- reward ---------------- */
.burst{font-size:86px;text-align:center;animation:pop .5s cubic-bezier(.2,1.6,.4,1)}
@keyframes pop{from{transform:scale(.3);opacity:0}to{transform:scale(1);opacity:1}}
.streak{display:flex;gap:8px;justify-content:center;margin:14px 0}
.streak b{width:36px;height:36px;border-radius:12px;background:var(--line);display:grid;
  place-items:center;font-size:14px;color:var(--dim)}
.streak b.on{background:var(--c1);color:var(--on1)}
.badge{display:flex;align-items:center;gap:13px;background:var(--panel);border:2px solid var(--line);
  border-radius:22px;padding:13px;margin-bottom:10px}
.badge .ic{width:46px;height:46px;border-radius:15px;display:grid;place-items:center;font-size:23px}

/* ---------------- meters / parent ---------------- */
.meter{margin-bottom:14px}
.meter .lab{display:flex;font-size:14px;font-weight:800;margin-bottom:6px}
.meter .lab span{color:var(--dim);font-weight:700}
.meter .tr{height:12px;border-radius:9px;background:var(--line);overflow:hidden}
.meter .tr i{display:block;height:100%;border-radius:9px}
.kv{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1.5px solid var(--line);font-size:15px}
.kv:last-child{border:0}
.kv b{font-weight:900}
.note{background:color-mix(in srgb,var(--c1) 18%,var(--panel));border:2px solid var(--c1);
  border-radius:22px;padding:14px;font-size:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}

/* ---------------- nav ---------------- */
.nav{position:fixed;left:0;right:0;bottom:0;z-index:50;display:flex;max-width:520px;margin:0 auto;
  background:color-mix(in srgb,var(--panel) 92%,transparent);backdrop-filter:blur(16px);
  border-top:2px solid var(--line);padding:10px 6px calc(14px + env(safe-area-inset-bottom))}
.nav a{flex:1;text-align:center;text-decoration:none;color:var(--dim);font-size:11px;font-weight:800}
.nav a b{display:block;font-size:24px;font-weight:400;line-height:1.1}
.nav a.on{color:var(--c1)}

/* ---------------- misc ---------------- */
.topbar{display:flex;align-items:center;gap:10px;padding:14px 18px 2px;position:sticky;top:0;z-index:20;
  background:linear-gradient(180deg,var(--bg2),transparent)}
.back{border:1px solid var(--line);background:var(--panel);border-radius:12px;
  width:44px;height:44px;font-size:20px;cursor:pointer;color:var(--txt);flex:0 0 44px}
.qrbox{width:214px;height:214px;margin:16px auto;background:#fff;border-radius:24px;padding:12px;
  display:grid;place-items:center;border:2px solid var(--line)}
.qrbox canvas,.qrbox img{width:100%;height:100%}
.code{font-size:32px;font-weight:900;letter-spacing:7px;text-align:center}
.big-timer{font-size:56px;font-weight:900;letter-spacing:-2px;line-height:1}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:112px;z-index:90;
  background:var(--txt);color:var(--bg);padding:13px 20px;border-radius:999px;font-weight:800;
  font-size:15px;box-shadow:0 8px 24px rgba(0,0,0,.25);animation:pop .3s}
.sheet{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.45);display:grid;place-items:end center}
.sheet>div{background:var(--panel);width:100%;max-width:520px;border-radius:30px 30px 0 0;padding:22px 18px 30px;
  animation:up .25s ease}
@keyframes up{from{transform:translateY(100%)}to{transform:none}}
.lock-screen{display:grid;place-items:center;text-align:center;gap:8px;padding:40px 24px}
.themepick{display:flex;gap:10px;justify-content:center;margin-top:10px}
.themepick button{width:46px;height:46px;border-radius:50%;border:3px solid var(--line);cursor:pointer}
.themepick button.on{border-color:var(--txt);transform:scale(1.1)}
.t-sunshine{background:linear-gradient(135deg,#ff9f1c,#2ec4b6)}
.t-bubblegum{background:linear-gradient(135deg,#ff7eb6,#b28dff)}
.t-jungle{background:linear-gradient(135deg,#2bb673,#f9c846)}
.t-midnight{background:linear-gradient(135deg,#1d2547,#a67bff)}

/* ---------------- app icons ---------------- */
.appicon{width:100%;height:auto;display:block}
.iconsm{display:block;width:40px;flex:0 0 40px}
.iconsm .appicon{width:40px}
.tabicon{width:25px;height:25px;display:block;margin:0 auto 2px}
.nav a b{display:block;line-height:1}

.gamegrid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}
.gamecard{appearance:none;border:0;background:transparent;padding:4px 2px 10px;cursor:pointer;
  font:inherit;color:inherit;text-align:center;display:flex;flex-direction:column;align-items:center;gap:2px;
  transition:transform .12s cubic-bezier(.2,1.4,.4,1)}
.gamecard:active{transform:scale(.93)}
.gamecard .appicon{width:84px;margin-bottom:6px}
.gamecard b{font-size:15px;font-weight:800;line-height:1.2}
.gamecard .small{font-size:12px;line-height:1.25}

/* ---------------- video artwork ---------------- */
.scene{display:block;width:100%;height:100%;object-fit:cover}
.tile .im .scene{position:absolute;inset:0}
.hero .scene{position:absolute;inset:0;z-index:0}
.hero .big{position:relative;z-index:2}
.hero::after{content:'';position:absolute;inset:0;z-index:1;
  background:linear-gradient(to top,rgba(0,0,0,.55),rgba(0,0,0,.08) 55%,transparent)}
.stage{overflow:hidden}
.stage .scene{position:absolute;inset:0;z-index:0}
.stage .cd,.stage .bar{z-index:2}

/* =====================================================================
   Sizes. The app is a single column on a phone and a roomier one on a
   tablet — never a stretched phone. Everything stays thumb-sized.
   ===================================================================== */
.app{max-width:520px}
h1{font-size:clamp(26px,7vw,34px)}
h2{font-size:clamp(19px,5vw,23px)}

/* large phones */
@media (min-width:430px){
  .tile{flex:0 0 158px}
  .tile .im{height:104px}
}

/* tablets (iPad mini and up) */
@media (min-width:768px){
  .app{max-width:760px}
  body{font-size:18px}
  .view{padding:20px 28px calc(116px + env(safe-area-inset-bottom))}
  .topbar{padding:18px 28px 2px}
  .rail{margin:0 -28px;padding-left:28px;padding-right:28px;gap:16px}
  .tile{flex:0 0 196px}
  .tile .im{height:124px}
  .tile .n{font-size:16px}
  .hero{height:290px;border-radius:26px}
  .hero .big{font-size:27px}
  .stage{height:360px;margin:0 -28px}
  .gamegrid{grid-template-columns:repeat(3,1fr);gap:22px}
  .gamecard .appicon{width:104px}
  .gamecard b{font-size:17px}
  .nav{max-width:760px;padding:12px 40px calc(16px + env(safe-area-inset-bottom))}
  .nav a b{font-size:0}
  .tabicon{width:28px;height:28px}
  .nav a{font-size:12px}
  .q{font-size:26px}
  .ans{font-size:18px;min-height:58px}
  .btn{font-size:18px;min-height:54px}
  .grid2{gap:14px}
  canvas.pad{height:52vh}
  .sheet>div{max-width:760px;border-radius:26px;margin-bottom:0}
}

/* big tablets / landscape iPad: two columns of content */
@media (min-width:1024px){
  .app{max-width:900px}
  .gamegrid{grid-template-columns:repeat(4,1fr)}
  .hero{height:330px}
  .nav{max-width:900px}
}

/* short phones (SE): give the content room back */
@media (max-height:700px){
  .hero{height:148px}
  .stage{height:180px}
  .view{padding-top:8px}
}

/* a real pointer gets hover; touch never does */
@media (hover:hover){
  .btn:hover{filter:brightness(1.04)}
  .chip:hover{border-color:var(--c1)}
  .ans:hover{border-color:var(--c1)}
  .tile:hover .im,.gamecard:hover .appicon{transform:translateY(-2px)}
  .tile .im,.gamecard .appicon{transition:transform .16s}
}

/* ---------------- game catalog ---------------- */
.catgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:16px}
.catcard{border:0;background:none;padding:0;cursor:pointer;border-radius:18px;
  transition:transform .14s cubic-bezier(.2,.9,.3,1)}
.catcard:active{transform:scale(.96)}
.catart{display:block;width:100%;height:auto;border-radius:18px;
  box-shadow:0 2px 6px rgba(0,0,0,.10)}

.gamelist{margin-top:14px;background:var(--panel);border:1px solid var(--line);
  border-radius:16px;overflow:hidden}
.gamerow{display:flex;align-items:center;gap:13px;width:100%;min-height:62px;padding:12px 16px;
  border:0;border-bottom:1px solid var(--line);background:none;font:inherit;color:inherit;
  text-align:start;cursor:pointer}
.gamerow:last-child{border-bottom:0}
.gamerow:active{background:color-mix(in srgb,var(--txt) 6%,transparent)}
.gamerow .t{flex:1;display:flex;flex-direction:column;line-height:1.25}
.gamerow .t b{font-size:16px;font-weight:650}
.gamerow .chev{color:var(--dim);font-size:22px}
.dot{width:34px;height:34px;border-radius:10px;flex:0 0 34px}
.dot.big{width:40px;height:40px;flex:0 0 40px;border-radius:12px}

.sum{font-size:clamp(40px,12vw,56px);font-weight:900;letter-spacing:-2px;margin:14px 0 18px}
.spellword{font-size:30px;font-weight:900;letter-spacing:7px;min-height:44px;margin:10px 0 14px}
.matchgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.matchgrid .ans{margin-bottom:8px;min-height:50px;font-size:15px;text-align:center}
.ans.match.sel{border-color:var(--c1);background:color-mix(in srgb,var(--c1) 16%,var(--panel))}
.ans.match[disabled]{opacity:.45}
.slots{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-top:12px}
.slot{min-width:64px;min-height:48px;border-radius:12px;border:2px dashed var(--line);
  display:grid;place-items:center;font-size:13px;font-weight:700;color:var(--dim);padding:6px 10px}
.slot.filled{border-style:solid;border-color:var(--c2);color:var(--txt);
  background:color-mix(in srgb,var(--c2) 14%,transparent)}
.memgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-top:12px}
.memcard{height:66px;border-radius:14px;border:1.5px solid var(--line);background:var(--panel);
  font-size:30px;cursor:pointer;transition:transform .14s}
.memcard:active{transform:scale(.94)}
.memcard.done{background:color-mix(in srgb,var(--c2) 22%,var(--panel));border-color:var(--c2)}
@media (min-width:768px){
  .catgrid{grid-template-columns:repeat(3,1fr);gap:18px}
  .memgrid{grid-template-columns:repeat(5,1fr)}
  .memcard{height:84px;font-size:38px}
}
.frame{position:absolute;inset:0;width:100%;height:100%;border:0;background:#000;z-index:0}
.tile .im .thumb{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* ---------------- kid camera ---------------- */
.camstage{position:relative;margin-top:12px;border-radius:24px;overflow:hidden;background:#000;
  aspect-ratio:3/4;display:grid;place-items:center}
.camstage video,.camstage canvas{width:100%;height:100%;object-fit:cover;display:block}
.camstage video{transform:scaleX(-1)}
.stickerlayer{position:absolute;bottom:8%;left:0;right:0;text-align:center;font-size:72px;
  pointer-events:none;text-shadow:0 4px 14px rgba(0,0,0,.4)}
.photostrip{display:flex;gap:10px;overflow-x:auto;padding:4px 0 10px}
.photostrip img{width:96px;height:128px;object-fit:cover;border-radius:14px;flex:0 0 96px;
  border:2px solid var(--line)}
.photogrid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.photogrid figure{margin:0}
.photogrid img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:16px;border:1px solid var(--line)}
.photogrid figcaption{display:flex;align-items:center;justify-content:space-between;padding:4px 2px}
.photogrid .del{border:0;background:none;color:var(--c4);font-size:16px;cursor:pointer;padding:2px 6px}
@media (min-width:768px){ .photogrid{grid-template-columns:repeat(4,1fr)} }