*{box-sizing:border-box;margin:0;padding:0}
:root{
  --amber:#F59E0B;--al:#FEF3C7;--ad:#92400E;
  --teal:#059669;--tl:#D1FAE5;--td:#064E3B;
  --coral:#EF4444;--cl:#FEE2E2;--cd:#7F1D1D;
  --purple:#7C3AED;--pl:#EDE9FE;--pd:#2E1065;
  --blue:#2563EB;--bl:#DBEAFE;--bdark:#1E3A8A;
  --indigo:#4F46E5;--il:#EEF2FF;--id:#312E81;
  --slate:#0F172A;--bg:#FFFBF0;--card:#fff;
  --border:#E5E7EB;--text:#1F2937;--text2:#6B7280;--text3:#9CA3AF;
  --sh:0 2px 12px rgba(0,0,0,.07);--shl:0 10px 34px rgba(0,0,0,.12);
}
body{font-family:"Inter",sans-serif;background:var(--bg);color:var(--text);min-height:100vh;font-size:15px}
h1,h2,h3,.ct,.brand,.btn,.nt{font-family:"Poppins",sans-serif}
.topbar{height:58px;background:#fff;border-bottom:1px solid var(--border);box-shadow:var(--sh);display:flex;align-items:center;justify-content:space-between;padding:0 1.25rem;position:sticky;top:0;z-index:10}
.admin-tb{background:var(--slate);border-color:#334155;color:#fff}
.brand{display:flex;align-items:center;gap:10px;font-weight:800}
.brand small{display:block;font:600 11px Inter;color:#94A3B8;margin-top:1px}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,#4FC3F7,#81C784);display:grid;place-items:center;color:#fff;font-weight:900}
.top-actions{display:flex;align-items:center;gap:9px}
.mini-link{font-size:12px;font-weight:800;color:inherit;text-decoration:none;border:1.5px solid rgba(148,163,184,.7);padding:6px 10px;border-radius:10px;background:rgba(255,255,255,.08)}
.logout{font-size:12px;color:#94A3B8;cursor:pointer;padding:7px 10px;border-radius:8px;border:none;background:transparent;font-family:"Inter",sans-serif}
.logout:hover{background:#334155;color:#fff}
.login-wrap{min-height:calc(100vh - 58px);display:flex;align-items:center;justify-content:center;padding:1rem;background:linear-gradient(135deg,#E3F2FD 0%,#F3E5F5 35%,#E8F5E9 70%,#FFF9C4 100%)}
.login-card{background:#fff;border-radius:28px;padding:2rem;width:100%;max-width:410px;box-shadow:0 14px 42px rgba(0,0,0,.13);text-align:center;position:relative;overflow:hidden}
.rainbow{position:absolute;inset:0 0 auto;height:6px;background:linear-gradient(90deg,#4FC3F7,#81C784,#F06292,#CE93D8,#FFD54F)}
.login-logo{font-family:"Poppins",sans-serif;font-weight:900;font-size:28px;color:var(--purple);margin:8px 0 4px}
.login-sub{font-size:13px;color:var(--text2);margin-bottom:1.4rem}
.login-error{min-height:18px;margin:-3px 0 8px;color:var(--coral);font-size:12px;font-weight:800;text-align:left}
.app{max-width:1160px;margin:0 auto;padding:1.25rem}
.nav{display:flex;gap:4px;background:#1E293B;border-radius:13px;padding:4px;box-shadow:var(--sh);margin-bottom:1.2rem;overflow-x:auto}
.nt{padding:8px 15px;border-radius:9px;cursor:pointer;font-weight:800;font-size:12px;color:#94A3B8;white-space:nowrap;border:none;background:transparent}
.nt.active{background:#6366F1;color:#fff}
.two-col{display:grid;grid-template-columns:minmax(320px,420px) 1fr;gap:1rem;align-items:start}
.card{background:#fff;border-radius:15px;padding:1.25rem;box-shadow:var(--sh);margin-bottom:1rem}
.ct{font-weight:800;font-size:15px;margin-bottom:1rem;display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.fg{margin-bottom:1rem;text-align:left}
.fl{font-size:12px;font-weight:700;color:var(--text2);margin-bottom:5px;display:block;text-align:left}
.fi{width:100%;padding:11px 13px;border:1.5px solid var(--border);border-radius:12px;font-size:14px;font-family:"Inter",sans-serif;color:var(--text);background:#fff;transition:border-color .2s}
.fi:focus{outline:none;border-color:var(--amber)}
textarea.fi{resize:vertical;min-height:72px}
.source{min-height:250px;line-height:1.55}
.form-grid{display:grid;grid-template-columns:1fr 130px;gap:9px}
.upload-box{border:2px dashed var(--border);border-radius:13px;background:#FAFAFA;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:1.1rem;margin-bottom:1rem;cursor:pointer;color:var(--text2)}
.upload-box:hover{border-color:var(--amber);background:var(--al);color:var(--ad)}
.upload-box input{display:none}
.upload-box strong{font-family:"Poppins",sans-serif;color:var(--text)}
.upload-box span{font-size:12px;font-weight:600}
.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:.8rem}
.actions.end{justify-content:flex-end}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:11px;font-weight:800;font-size:13px;cursor:pointer;border:none;transition:all .18s;text-decoration:none}
.btn-full{width:100%}
.btn-sm{padding:7px 11px;font-size:12px;border-radius:9px}
.btn-amber{background:var(--amber);color:#fff}.btn-amber:hover{background:#D97706}
.btn-indigo{background:var(--indigo);color:#fff}.btn-indigo:hover{background:#4338CA}
.btn-success{background:var(--tl);color:var(--td);border:1.5px solid #6EE7B7}
.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--text)}
.btn-danger{background:var(--cl);color:var(--cd);border:1.5px solid #FCA5A5}
.tag{font-size:11px;font-weight:800;padding:3px 8px;border-radius:20px;display:inline-flex;align-items:center;gap:2px}
.ta{background:var(--al);color:var(--ad)}.tg{background:var(--tl);color:var(--td)}.tc{background:var(--cl);color:var(--cd)}.tp{background:var(--pl);color:var(--purple)}.tb{background:var(--bl);color:var(--bdark)}.ti{background:var(--il);color:var(--id)}
.cn{background:var(--bl);border:1.5px solid #93C5FD;border-radius:11px;padding:1rem;margin-bottom:1rem;font-size:13px;color:var(--bdark);line-height:1.45}
.empty{text-align:center;padding:2rem 1rem;color:var(--text2);font-weight:600}
.q-card{border:1.5px solid var(--border);border-radius:14px;padding:1rem;margin-bottom:.8rem;background:#fff}
.q-head{display:flex;gap:8px;align-items:center;margin-bottom:.75rem}
.q-num{width:26px;height:26px;border-radius:8px;background:var(--il);color:var(--id);display:grid;place-items:center;font-weight:900;font-family:"Poppins",sans-serif;flex:0 0 auto}
.q-grid{display:grid;grid-template-columns:1fr 110px;gap:8px}
.opt-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:8px}
.opt{display:flex;gap:6px;align-items:center}
.opt b{font-size:12px;color:var(--text2);width:18px}
.quiz-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center;padding:12px 0;border-bottom:1px solid #F3F4F6}
.quiz-row:last-child{border-bottom:0}
.row-title{font-family:"Poppins",sans-serif;font-weight:800;font-size:14px}
.row-meta{font-size:12px;color:var(--text2);margin-top:3px}
.row-actions{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:9px;margin-bottom:1rem}
.stat{border-radius:12px;padding:13px;text-align:center}
.stat.am{background:var(--al);color:var(--ad)}.stat.te{background:var(--tl);color:var(--td)}.stat.pu{background:var(--pl);color:var(--pd)}
.stat b{font-family:"Poppins",sans-serif;font-size:24px}.stat span{display:block;font-size:11px;font-weight:800;margin-top:2px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:12px;min-width:720px}
th{background:#F8FAFC;padding:9px 11px;text-align:left;font-weight:800;color:var(--text2);border-bottom:1px solid var(--border)}
td{padding:9px 11px;border-bottom:1px solid #F3F4F6;vertical-align:middle}
.score-pill{font-family:"Poppins",sans-serif;font-weight:900;border-radius:999px;padding:4px 10px;display:inline-block}
.score-hi{background:var(--tl);color:var(--td)}.score-mid{background:var(--al);color:var(--ad)}.score-low{background:var(--cl);color:var(--cd)}
#busy{position:fixed;inset:0;background:rgba(255,251,240,.78);backdrop-filter:blur(3px);z-index:99;display:none;align-items:center;justify-content:center;font-weight:800;color:var(--text2)}
.spin{width:26px;height:26px;border:3px solid var(--border);border-top-color:var(--amber);border-radius:50%;animation:spin .7s linear infinite;margin:0 auto 8px}
@keyframes spin{to{transform:rotate(360deg)}}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--text);color:#fff;padding:11px 18px;border-radius:12px;font-size:13px;font-weight:800;z-index:120;opacity:0;transition:opacity .25s;pointer-events:none;white-space:nowrap}
.toast.show{opacity:1}.toast.ok{background:var(--teal)}.toast.err{background:var(--coral)}

.kid-body{font-family:"Nunito",sans-serif;background:linear-gradient(150deg,#E8F5FD,#FCE4EC 48%,#FFF8F0);min-height:100vh}
.kid-top{height:56px;background:#fff;border-bottom:2px solid var(--border);box-shadow:var(--sh);display:flex;align-items:center;justify-content:space-between;padding:0 14px}
.kid-logo{font-family:"Fredoka One",cursive;font-size:1.45rem;color:var(--purple)}.kid-logo span{color:var(--amber)}
.kid-login{min-height:calc(100vh - 56px);display:grid;place-items:center;padding:1rem}
.kid-card{border-radius:28px;max-width:430px}
.quiz-bubble{width:70px;height:70px;border-radius:24px;background:linear-gradient(135deg,#7C3AED,#EC4899);color:#fff;display:grid;place-items:center;font:900 42px "Fredoka One";margin:0 auto .6rem;box-shadow:0 12px 26px rgba(124,58,237,.25)}
.kid-card h1{font-family:"Fredoka One",cursive;font-size:2.4rem;color:var(--purple)}
.kid-card p{color:var(--text2);font-weight:800;font-size:13px;margin:.4rem 0 1rem}
.kid-input{text-align:center;letter-spacing:2px;font-weight:900;font-family:"Nunito",sans-serif;font-size:16px;border-width:2px;border-radius:15px}
.kid-app{max-width:880px;margin:0 auto;padding:1rem}
.kid-hero{background:#fff;border-radius:22px;padding:1rem 1.1rem;box-shadow:var(--sh);margin-bottom:1rem;display:flex;align-items:center;justify-content:space-between;gap:12px}
.kid-hero h2{font-family:"Fredoka One",cursive;color:var(--purple);font-size:1.65rem}
.kid-hero p{font-size:13px;color:var(--text2);font-weight:800;margin-top:2px}
.quiz-card{background:#fff;border:2px solid var(--border);border-radius:18px;padding:1rem;margin-bottom:.85rem;box-shadow:var(--sh);transition:all .18s}
.quiz-card:hover{border-color:var(--amber);transform:translateY(-2px)}
.quiz-title{font-size:16px;font-weight:900;color:var(--text);margin-bottom:3px}
.quiz-meta{font-size:12px;color:var(--text2);font-weight:800}
.question-box{background:#fff;border-radius:22px;box-shadow:var(--sh);padding:1.1rem;margin-bottom:1rem}
.progress{height:8px;background:#F3F4F6;border-radius:20px;overflow:hidden;margin-bottom:1rem}
.bar{height:100%;background:linear-gradient(90deg,#F59E0B,#81C784);border-radius:20px}
.question-text{font-size:18px;font-weight:900;line-height:1.45;margin-bottom:.9rem}
.choice{width:100%;text-align:left;border:2px solid var(--border);background:#fff;border-radius:15px;padding:12px 13px;margin-bottom:8px;font-family:"Nunito",sans-serif;font-size:15px;font-weight:900;color:var(--text);cursor:pointer;display:flex;gap:9px;align-items:flex-start}
.choice.on{border-color:var(--purple);background:var(--pl);color:var(--pd)}
.choice b{background:var(--al);color:var(--ad);border-radius:9px;width:25px;height:25px;display:grid;place-items:center;flex:0 0 auto}
.run-actions{display:flex;justify-content:space-between;gap:10px}
.result-card{background:#fff;border-radius:26px;box-shadow:var(--shl);padding:1.4rem;text-align:center}
.big-score{font-family:"Fredoka One",cursive;font-size:4rem;color:var(--purple);line-height:1}
.star-bag{display:inline-flex;background:var(--al);color:var(--ad);font-weight:900;border-radius:999px;padding:8px 16px;margin:.8rem 0}
.review-item{text-align:left;border-top:1px solid #F3F4F6;padding:12px 0}
.review-item.good .review-mark{color:var(--teal)}.review-item.bad .review-mark{color:var(--coral)}
.review-mark{font-weight:900}
@media(max-width:800px){
  .two-col{grid-template-columns:1fr}
  .app{padding:.8rem}
  .form-grid,.q-grid,.opt-grid{grid-template-columns:1fr}
  .quiz-row{grid-template-columns:1fr}
  .row-actions{justify-content:flex-start}
  .kid-hero{align-items:flex-start;flex-direction:column}
}