/* Shared look for the small Hexacter Heroes apps (Maths Sprint, Oral Coach, 成语 Cards, Parent Dashboard).
   Same Pastel Parade tokens as Puzzle Quest; colours pass 4.5:1 in light and dark. */
:root{--bg:#FFF4EA;--card:#FFFFFF;--ink:#3D2A1C;--mute:#6E5544;--line:#FBDCC2;--acc:#B4530F;--acc-ink:#FFFFFF;--acc2:#B23A6E;--soft:#FFEBDC;--good:#1F7A4D;--goodbg:#E3F6EA;
 --red:#C2410C;--blue:#1D5FA8;--gold:#9A6A00;--green:#1F7A4D}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#241A14;--card:#30231B;--ink:#FFF1E6;--mute:#D9C2B0;--line:#4A3528;--acc:#FFC9A3;--acc-ink:#241A14;--acc2:#FFB3C6;--soft:#3A2A20;--good:#9BE3B8;--goodbg:#1E3A2A;
 --red:#FF9E7A;--blue:#8EC1FF;--gold:#F4C95D;--green:#7FD6A4}}
:root[data-theme=dark]{--bg:#241A14;--card:#30231B;--ink:#FFF1E6;--mute:#D9C2B0;--line:#4A3528;--acc:#FFC9A3;--acc-ink:#241A14;--acc2:#FFB3C6;--soft:#3A2A20;--good:#9BE3B8;--goodbg:#1E3A2A;
 --red:#FF9E7A;--blue:#8EC1FF;--gold:#F4C95D;--green:#7FD6A4}
*{box-sizing:border-box}
[hidden]{display:none!important}
@font-face{font-family:"Lilita One";src:url(/assets/fonts/LilitaOne-Regular.ttf) format("truetype");font-weight:400;font-display:swap}
:root{--display:"Lilita One","Trebuchet MS",system-ui,sans-serif}
body{margin:0;background:var(--bg);color:var(--ink);font:18px/1.55 "Comic Neue","Nunito","Trebuchet MS",system-ui,sans-serif;padding-inline:16px}
h1,h2,.display{font-family:var(--display);font-weight:400;letter-spacing:.01em}
header.top,main,footer,.suite{max-width:760px;margin:0 auto}
header.top{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap;padding-block:12px}
header.top a{color:var(--ink);text-decoration:none;font-weight:800}
header.top nav{display:flex;gap:14px;flex-wrap:wrap}
header.top nav a{font-weight:700;color:var(--mute)}
main{padding-block:8px 56px}
h1{font-size:clamp(1.9rem,7.5vw,2.9rem);line-height:1.1;margin:.2em 0}
h2{font-size:1.4rem;margin:1.2em 0 .4em}
p{margin:.45em 0}
a{color:var(--acc2)}
.muted{color:var(--mute)}
button{font:inherit;cursor:pointer;color:var(--ink)}
.big{background:var(--acc);border:0;color:var(--acc-ink);font-weight:800;font-size:1.2rem;padding:14px 26px;border-radius:20px;box-shadow:0 4px 0 color-mix(in srgb,var(--acc) 60%,#000)}
.big:active{transform:translateY(3px);box-shadow:none}
.card{background:var(--card);border:2px solid var(--line);border-radius:22px;padding:18px}
.levels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:14px 0}
@media (max-width:560px){.levels{grid-template-columns:1fr}}
.level{display:grid;gap:6px;text-align:left;background:var(--card);border:2px solid var(--line);border-radius:20px;padding:16px}
.level:hover,.level:focus-visible{border-color:var(--acc)}
.level b{font-family:var(--display);font-weight:400;font-size:1.35rem;color:var(--acc)}
.level span{color:var(--mute);font-size:.95rem}
.progress{display:flex;gap:6px;margin:4px 0 14px}
.progress i{flex:1;height:10px;border-radius:6px;background:var(--line)}
.progress i.done{background:var(--acc)}
.progress i.now{background:color-mix(in srgb,var(--acc) 45%,var(--line))}
.q{font-size:1.3rem;margin:.2em 0 .6em}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,92px));gap:8px}
.cell{width:88px;height:88px;display:grid;place-items:center;background:var(--soft);border-radius:16px}
.grid3 .cell{width:92px;height:92px}
.cell.num{font-family:var(--display);font-size:2rem}
.cell.ask{border:3px dashed var(--acc);background:transparent;font-family:var(--display);font-size:2.2rem;color:var(--acc)}
.cell svg,.opt svg{width:94%;height:94%}
.opts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:18px}
@media (max-width:480px){.opts{grid-template-columns:repeat(2,minmax(0,1fr))}.cell{width:64px;height:64px}.grid3 .cell{width:80px;height:80px}.cell.num{font-size:1.6rem}}
.opt{aspect-ratio:1;display:grid;place-items:center;background:var(--card);border:3px solid var(--line);border-radius:18px;padding:6px;position:relative}
.opt:hover:not(:disabled),.opt:focus-visible{border-color:var(--acc)}
.opt.num{font-family:var(--display);font-size:2.2rem}
.opt.right{border-color:var(--good);background:var(--goodbg)}
.opt.tried{opacity:.45}
.opt:disabled{cursor:default}
.opt .tag{position:absolute;top:6px;left:9px;font-size:.8rem;color:var(--mute);font-weight:800}
.say{margin-top:16px;padding:14px 16px;border-radius:16px;background:var(--soft)}
.say.good{background:var(--goodbg)}
.say b{font-family:var(--display);font-weight:400;font-size:1.25rem}
.next{margin-top:14px}
.badge{font-size:3.4rem;line-height:1}
.note{font-size:.95rem;color:var(--mute);border-top:2px solid var(--line);margin-top:22px;padding-top:12px}
footer{padding-block:20px 40px;border-top:2px solid var(--line);color:var(--mute);font-size:.8rem}
.suite{padding:10px 0 22px;font-size:.9rem;line-height:1.9}.suite a{white-space:nowrap}.suite a[aria-current]{font-weight:800;text-decoration:none}
:focus-visible{outline:3px solid var(--acc2);outline-offset:2px}
@media (prefers-reduced-motion:no-preference){.opt.right{animation:pop .35s ease}@keyframes pop{50%{transform:scale(1.07)}}}
.zh{font:inherit;font-weight:600;border:2px solid var(--line);background:var(--card);border-radius:12px;padding:2px 10px;color:var(--ink)}
.zh[aria-pressed=true]{background:var(--acc);border-color:var(--acc);color:var(--acc-ink);font-weight:900}
.linkbtn{border:0;background:none;color:var(--acc2);text-decoration:underline;padding:4px 0;font-size:.95rem}
.sub{color:var(--mute);margin:-.3em 0 .6em;font-size:1rem}
.rec{font-style:normal;font-size:.9rem;color:var(--acc2);font-weight:700}
.rec:empty{display:none}
.resume{display:flex;flex-wrap:wrap;gap:8px 12px;align-items:center;margin:12px 0}
.resume .big{font-size:1rem;padding:10px 18px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}