:root{--ink:#28324b;--muted:#6f7890;--purple:#7457d5;--purple-dark:#5a3dc0;--cream:#fff9ef;--line:#eee8f5;--white:#fff;--green:#21845b;--red:#c14e58;--shadow:0 14px 38px rgba(63,49,103,.08)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:ui-rounded,"Trebuchet MS",Arial,sans-serif;line-height:1.5}
button,a{-webkit-tap-highlight-color:transparent}
button{font:inherit}
.topbar{height:76px;padding:0 max(5vw,20px);display:flex;align-items:center;justify-content:space-between;gap:16px;background:rgba(255,255,255,.92);border-bottom:1px solid #f3edf6}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-size:1.18rem;font-weight:900}
.brand-icon{font-size:1.8rem}
.parent-note{font-size:.9rem;color:var(--muted)}
.page-shell{width:min(1100px,90%);margin:28px auto 64px}
.hero{position:relative;display:flex;align-items:center;justify-content:space-between;min-height:315px;overflow:hidden;padding:clamp(26px,5vw,58px);border:1px solid #f6ddea;border-radius:30px;background:linear-gradient(120deg,#ffefbd 0%,#ffe1e9 50%,#e3efff 100%);box-shadow:var(--shadow)}
.hero-copy{position:relative;z-index:1;max-width:570px}
.eyebrow{margin:0 0 8px;color:var(--purple);font-size:.73rem;letter-spacing:.13em;font-weight:900}
.hero h1{margin:0;font-size:clamp(2.5rem,6vw,4.35rem);line-height:1.04;letter-spacing:-.045em}
.hero h1 span{color:var(--purple)}
.hero-copy>p:not(.eyebrow){max-width:440px;color:#58617a;font-size:1.05rem;margin:17px 0 22px}
.primary-link,.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;border:0;border-radius:14px;background:var(--purple);color:white;font-weight:800;text-decoration:none;padding:13px 20px;box-shadow:0 7px 16px #7457d52c;cursor:pointer}
.primary-link:hover,.primary-button:hover:not(:disabled){background:var(--purple-dark);transform:translateY(-1px)}
.hero-art{position:absolute;right:4%;top:0;width:37%;height:100%;font-size:clamp(2rem,5vw,4.2rem)}
.hero-art>div{position:absolute;filter:drop-shadow(0 8px 6px #6b538019)}
.sun{right:10%;top:12%}.rainbow{right:25%;top:35%;font-size:clamp(4rem,10vw,8rem)}.book{right:14%;bottom:10%}.pencil{right:52%;bottom:10%;transform:rotate(-22deg)}.star-one{right:58%;top:20%;font-size:2rem}.star-two{right:3%;top:54%;font-size:2rem}
.section-block{margin-top:48px}
.section-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.section-heading h2,.quiz-panel h2,.result-panel h2{font-size:clamp(1.55rem,3vw,2rem);letter-spacing:-.025em;margin:0}
.heading-emoji{font-size:2rem;background:#fff;border:1px solid var(--line);border-radius:17px;padding:8px 12px}
.class-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.class-card{display:flex;align-items:center;gap:13px;text-align:left;border:2px solid transparent;border-radius:20px;padding:18px 15px;background:#fff;box-shadow:0 8px 24px #30214a08;color:var(--ink);cursor:pointer;transition:.18s}
.class-card:hover,.class-card.selected{border-color:#b5a4f5;transform:translateY(-3px);box-shadow:var(--shadow)}
.class-emoji{display:grid;place-items:center;flex:0 0 48px;height:48px;border-radius:15px;font-size:1.7rem;background:#f1ebff}
.class-name{font-weight:900}.class-subtitle{font-size:.76rem;color:var(--muted);display:block;margin-top:2px}
.muted{color:var(--muted);margin:0 0 17px}
.quiz-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}
.quiz-card{background:white;border:1px solid var(--line);border-radius:21px;padding:21px;box-shadow:0 8px 24px #30214a06}
.quiz-card .quiz-icon{width:48px;height:48px;border-radius:15px;background:#fff0d9;display:grid;place-items:center;font-size:1.65rem;margin-bottom:13px}
.quiz-card h3{margin:0 0 6px;font-size:1.1rem}.quiz-card p{margin:0 0 16px;color:var(--muted);font-size:.88rem}
.quiz-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:17px}.pill{font-size:.73rem;font-weight:800;color:#62519b;background:#f2eeff;border-radius:30px;padding:5px 9px}
.quiz-card .primary-button{width:100%;padding:11px}
.quiz-panel,.result-panel{margin-top:42px;padding:clamp(22px,4vw,38px);border-radius:27px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.quiz-panel-top{display:flex;align-items:center;justify-content:space-between;gap:14px}.counter{background:#f2eeff;color:#62519b;padding:8px 12px;border-radius:30px;font-size:.82rem;font-weight:900;white-space:nowrap}
.progress-track{height:9px;background:#eeeaf7;border-radius:20px;overflow:hidden;margin:22px 0 28px}.progress-bar{height:100%;width:0;background:linear-gradient(90deg,#8c75ed,#f5a4bd);border-radius:20px;transition:width .2s}
.question-text{font-size:clamp(1.25rem,3vw,1.7rem);font-weight:900;margin:0 0 22px}
.answer-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.answer-option{border:2px solid #ece7f4;border-radius:15px;padding:15px;text-align:left;background:#fff;color:var(--ink);font-weight:800;cursor:pointer}
.answer-option:hover:not(:disabled){border-color:#b5a4f5;background:#faf8ff}.answer-option.correct{border-color:#76c6a0;background:#edfbf3}.answer-option.incorrect{border-color:#e7a0a5;background:#fff1f1}.answer-option:disabled{cursor:default}
.feedback{min-height:26px;font-weight:800;margin:16px 0}.feedback.good{color:var(--green)}.feedback.bad{color:var(--red)}
.quiz-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.primary-button:disabled{opacity:.45;cursor:not-allowed;transform:none}.quiet-button{border:0;background:transparent;padding:12px 15px;color:var(--muted);font-weight:800;cursor:pointer}
.result-panel{text-align:center}.result-icon{font-size:4rem}.result-panel .eyebrow{margin-top:5px}.result-panel h2{margin:0 0 10px}.result-panel p:not(.eyebrow){color:var(--muted)}.result-score{font-size:2.1rem;font-weight:1000;color:var(--purple);margin:15px 0 24px}
.site-message{text-align:center;color:var(--muted);min-height:20px;margin-top:20px}
.loading-card,.empty-state{padding:22px;border-radius:18px;background:white;color:var(--muted);border:1px dashed #ddd3ef;grid-column:1/-1}
.hidden{display:none!important}
footer{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;background:white;padding:23px 5%;color:var(--muted);font-size:.86rem;border-top:1px solid #f3edf6}
@media(max-width:760px){.hero-art{opacity:.36;right:-4%;width:52%}.hero-copy{max-width:90%}.class-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.quiz-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:500px){.topbar{height:66px}.parent-note{font-size:.76rem}.page-shell{width:92%;margin-top:18px}.hero{min-height:300px;border-radius:23px}.hero-art{right:-13%;width:65%;opacity:.23}.hero-copy{max-width:100%}.class-card{padding:12px 10px;gap:9px}.class-emoji{flex-basis:40px;height:40px;font-size:1.4rem}.class-name{font-size:.88rem}.class-subtitle{font-size:.68rem}.quiz-grid{grid-template-columns:1fr}.answer-options{grid-template-columns:1fr}.quiz-panel-top{align-items:flex-start;flex-direction:column}.section-block{margin-top:36px}footer{flex-direction:column}}