:root{--o:#F5793A;--b:#85C0F9;--ink:#1d3557;--bg:#FFF8E7}
*{box-sizing:border-box}body{margin:0;font-family:"Trebuchet MS",system-ui,sans-serif;background:var(--bg);color:var(--ink);font-size:20px}
header{background:var(--b);padding:8px 14px}header a{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-weight:800;font-size:22px}
main{max-width:720px;margin:0 auto;padding:16px}
h1{font-size:30px;margin:8px 0 14px;text-align:center}h2{font-size:24px;margin:10px 0}
.btn{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;min-height:64px;margin:10px 0;padding:14px;border:4px solid var(--ink);border-radius:20px;background:#fff;color:var(--ink);font:inherit;font-size:24px;font-weight:800;cursor:pointer;box-shadow:0 5px 0 var(--ink)}
.btn:active{transform:translateY(3px);box-shadow:0 2px 0 var(--ink)}
.kid{min-height:130px;font-size:34px}.kid.e{background:var(--b)}.kid.b{background:var(--o)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.grid .btn{margin:0}
.big{font-size:34px;text-align:center;font-weight:800;margin:14px 0;line-height:1.3}
.pics{font-size:38px;text-align:center;letter-spacing:2px;line-height:1.4}
input.ans{width:100%;font-size:34px;padding:12px;border:4px solid var(--ink);border-radius:16px;text-align:center}
.fb{border-radius:16px;padding:12px;margin:10px 0;font-size:26px;font-weight:800;text-align:center;border:4px solid var(--ink)}
.fb.ok{background:var(--b)}.fb.no{background:var(--o)}
.bar{display:flex;justify-content:space-between;font-weight:700;margin-bottom:6px}
select{font:inherit;font-size:22px;padding:10px;border-radius:12px;border:3px solid var(--ink);min-height:52px}
.row{display:flex;gap:10px;align-items:center;justify-content:center;flex-wrap:wrap}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}td,th{padding:8px;border-bottom:2px solid #eee;text-align:left}
.meter{height:14px;background:#eee;border-radius:7px;overflow:hidden}.meter i{display:block;height:100%;background:var(--b);border-right:3px solid var(--ink)}
.stat{display:flex;justify-content:space-around;font-size:26px;font-weight:800;background:#fff;border-radius:16px;padding:12px;border:3px solid var(--ink)}
.small{font-size:16px;opacity:.8;text-align:center}
@media(min-width:900px){main{max-width:900px}.subjects{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}}