:root{
  --bg:#FFF8EF; --bg2:#FFEFD9; --surface:#FFFFFF; --ink:#2A2440; --muted:#6E6787; --line:#EFE4D6;
  --accent:#6C5CE7; --accent-soft:#EEEBFF; --accent-ink:#FFFFFF;
  --ok:#21A366; --ok-bg:#E3F7EC; --bad:#E0554A; --bad-bg:#FDE9E7; --gold:#F5B700; --warn-bg:#FFF4D6;
  --shadow:0 6px 18px rgba(80,60,30,.08), 0 1px 0 rgba(80,60,30,.06);
  --display:"Baloo 2","Be Vietnam Pro",system-ui,sans-serif;
  --body:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r:20px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  color-scheme:dark; --bg:#1B1830; --bg2:#231F3D; --surface:#262143; --ink:#F2EFFF; --muted:#B4ADD3; --line:#3A3460;
  --accent:#A89BFF; --accent-soft:#332C5E; --accent-ink:#1B1830; --ok:#5ED69A; --ok-bg:#183A2C; --bad:#FF8A80; --bad-bg:#40222A; --warn-bg:#3B3320;
  --shadow:none;
}}
:root[data-theme="dark"]{
  color-scheme:dark; --bg:#1B1830; --bg2:#231F3D; --surface:#262143; --ink:#F2EFFF; --muted:#B4ADD3; --line:#3A3460;
  --accent:#A89BFF; --accent-soft:#332C5E; --accent-ink:#1B1830; --ok:#5ED69A; --ok-bg:#183A2C; --bad:#FF8A80; --bad-bg:#40222A; --warn-bg:#3B3320;
  --shadow:none;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);background-image:radial-gradient(circle at 1px 1px, rgba(160,120,60,.10) 1px, transparent 0);background-size:22px 22px;
  color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.5;padding:16px 16px 40px}
[hidden]{display:none!important}
.wrap{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
h1,h2,h3,.disp{font-family:var(--display);line-height:1.15;margin:0;text-wrap:balance}
h1{font-size:2rem;font-weight:800} h2{font-size:1.35rem;font-weight:800} h3{font-size:1.1rem;font-weight:800}
p{margin:0} a{color:inherit}
.muted{color:var(--muted)} .small{font-size:.875rem}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:16px;box-shadow:var(--shadow)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.between{justify-content:space-between}
.stack{display:flex;flex-direction:column;gap:12px}
.btn{font:inherit;font-weight:700;border:0;border-radius:14px;padding:12px 18px;cursor:pointer;background:var(--accent);color:var(--accent-ink);text-decoration:none;display:inline-flex;align-items:center;gap:8px;justify-content:center;box-shadow:0 3px 0 rgba(0,0,0,.15);transition:transform .08s}
.btn:active{transform:translateY(2px);box-shadow:0 1px 0 rgba(0,0,0,.15)}
.btn.ghost{background:var(--surface);color:var(--ink);border:1.5px solid var(--line);box-shadow:none}
.btn.sm{padding:8px 12px;font-size:.9rem;border-radius:12px}
.btn:disabled{opacity:.45;cursor:default}
.iconbtn{font:inherit;font-size:1.2rem;width:44px;height:44px;border-radius:14px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;display:grid;place-items:center}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.chip{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:4px 12px;font-weight:700;font-size:.85rem;background:var(--accent-soft);color:var(--ink)}
.bar{height:10px;border-radius:99px;background:var(--bg2);overflow:hidden}
.bar>i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,#FFB547,#FF7A59,#C86BFA);transition:width .35s}
.stars{letter-spacing:1px;white-space:nowrap}
.err{color:var(--bad);font-weight:600}
input.field{font:inherit;font-size:1.15rem;padding:12px 14px;border-radius:14px;border:2px solid var(--line);background:var(--surface);color:var(--ink);width:100%}
input.field:focus{border-color:var(--accent);outline:none}
.mascot{font-size:2.6rem;line-height:1;animation:bob 2.4s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-4px) rotate(-4deg)}}
@keyframes pop{0%{transform:scale(.9);opacity:0}60%{transform:scale(1.04)}100%{transform:scale(1);opacity:1}}
@keyframes shake{20%,60%{transform:translateX(-6px)}40%,80%{transform:translateX(6px)}}
.pop{animation:pop .3s ease-out}
.shake{animation:shake .35s}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.confetti{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:50}
.confetti i{position:absolute;top:-12px;width:9px;height:14px;border-radius:2px;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(105vh) rotate(720deg)}}