:root{--ink:#102925;--muted:#5d6d69;--paper:#f6f4ed;--card:#fff;--lime:#d8ff62;--violet:#6945ff;--line:#dce3df;--shadow:0 18px 55px rgba(16,41,37,.1)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,"Helvetica Neue",sans-serif;line-height:1.55}a{color:inherit}button,input{font:inherit}.skip-link{position:fixed;left:1rem;top:-5rem;z-index:120;background:#fff;padding:.8rem 1rem;border-radius:.5rem}.skip-link:focus{top:1rem}.site-head{position:sticky;top:0;z-index:50;background:rgba(246,244,237,.95);backdrop-filter:blur(14px);border-bottom:1px solid rgba(16,41,37,.1)}.head-inner{max-width:1180px;min-height:76px;margin:auto;padding:10px 22px;display:flex;align-items:center;gap:22px}.brand{display:flex;align-items:center;text-decoration:none}.brand img{display:block;width:auto;height:44px;max-width:210px;object-fit:contain}.site-nav{margin-left:auto;display:flex;align-items:center;gap:8px}.site-nav>a,.menu-trigger{display:inline-flex;min-height:44px;align-items:center;padding:9px 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rgba(255,255,255,.17);border-radius:99px;background:rgba(255,255,255,.08);font-size:.85rem}.stat strong{color:#fff}.section{padding-top:60px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:24px}.section-head h2,.copy h2{margin:5px 0 0;font-size:clamp(2rem,4.5vw,4rem);line-height:1;letter-spacing:-.055em}.section-head p{max-width:500px;color:var(--muted)}.hub-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.hub-card,.quiz-card{position:relative;cursor:pointer;background:#fff;border:1px solid var(--line);border-radius:20px;transition:.15s;box-shadow:0 9px 28px rgba(16,41,37,.045)}.hub-card{min-height:150px;padding:22px}.hub-card:hover,.quiz-card:hover{transform:translateY(-2px);border-color:#8b75f8;box-shadow:var(--shadow)}.hub-card small,.quiz-card small{color:#5b42df;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.hub-card h3{margin:22px 0 14px;font-size:1.25rem;line-height:1.15}.hub-card a,.quiz-card a{font-weight:900;text-decoration:none}.hub-card a:after,.quiz-card a:after{content:"";position:absolute;inset:0}.quiz-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.quiz-card{min-height:220px;padding:22px;display:flex;flex-direction:column}.quiz-card h3{margin:25px 0 11px;font-size:1.2rem;line-height:1.18}.quiz-card p{margin:0 0 18px;color:var(--muted);font-size:.9rem}.quiz-card a{margin-top:auto;color:#5b42df}.copy{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);gap:28px;margin-top:65px;padding:clamp(28px,5vw,55px);border-radius:26px;background:#fff;border:1px solid var(--line)}.copy p{color:#435652}.copy aside{padding:22px;border-radius:18px;background:#edf1eb}.copy aside strong{display:block;margin-bottom:8px}.faq{margin-top:26px}.faq details{padding:14px 0;border-bottom:1px solid var(--line)}.faq summary{font-weight:850;cursor:pointer}.site-foot{background:var(--ink);color:#fff}.foot-inner{max-width:1180px;margin:auto;padding:35px 22px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.foot-inner a{color:#fff}.static-search-overlay{position:fixed;inset:0;z-index:100;background:rgba(8,22,20,.72);display:grid;place-items:start center;padding:9vh 16px}.static-search-overlay[hidden]{display:none}.static-search-panel{position:relative;width:min(720px,100%);max-height:82vh;overflow:auto;padding:28px;background:#fff;border-radius:24px;box-shadow:var(--shadow)}.static-search-panel h2{margin:5px 0 18px;font-size:clamp(1.8rem,5vw,3rem);letter-spacing:-.04em}.static-search-panel>input{width:100%;min-height:54px;padding:12px 15px;border:1px solid var(--line);border-radius:13px}.search-close{position:absolute;right:16px;top:14px;width:40px;height:40px;border:0;border-radius:50%;background:#edf1eb;font-size:1.5rem}.overlay-result{display:flex;justify-content:space-between;gap:16px;padding:13px 5px;border-bottom:1px solid var(--line);text-decoration:none}.overlay-result small,.search-loading,.search-empty{color:var(--muted)}
@media(max-width:820px){.head-inner{min-height:66px;padding:8px 14px}.brand img{height:38px;max-width:155px}.site-nav>a{display:none}.menu-trigger{width:46px;padding:0;font-size:0}.menu-trigger:before{content:"☰";font-size:1.6rem}.menu-trigger:after{display:none}.menu-panel{position:fixed;top:66px;left:10px;right:10px;width:auto;max-height:calc(100vh - 82px);overflow:auto;grid-template-columns:1fr 1fr}.shell{padding:20px 14px 55px}.hero{min-height:300px;padding:38px 22px;border-radius:24px}.hero h1{font-size:clamp(2.65rem,14vw,4.7rem)}.hub-grid,.quiz-grid{grid-template-columns:1fr 1fr}.section-head,.copy{display:block}.section-head p{margin-top:12px}.copy aside{margin-top:22px}}
@media(max-width:560px){.menu-panel,.hub-grid,.quiz-grid{grid-template-columns:1fr}.quiz-card{min-height:180px}.hero:before{width:190px;height:190px}.stats{gap:6px}.stat{font-size:.78rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}