@import url('https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css');
:root{--ink:#17212b;--accent:#e63946;--paper:#fff9f0;--line:#d9dee8;--muted:#596579}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font:16px/1.65 system-ui,-apple-system,"Segoe UI",sans-serif}a{color:inherit}img{max-width:100%;height:auto}.sitebar{background:var(--ink);color:#fff}.navwrap{max-width:1160px;margin:auto;min-height:72px;display:flex;align-items:center;gap:24px;padding:10px 20px}.brand{font-weight:850;text-decoration:none;font-size:1.2rem}.brand i{color:var(--accent);font-style:normal}nav{margin-left:auto;display:flex;gap:20px;align-items:center}nav a{text-decoration:none;color:#eef2f7;font-size:.93rem}.download{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:#111!important;border:0;border-radius:10px;padding:12px 19px;font-weight:800;text-decoration:none;box-shadow:0 6px 0 rgba(0,0,0,.14)}.hero{background:linear-gradient(120deg,var(--paper),#fff);border-bottom:1px solid var(--line)}.hero-grid{max-width:1160px;margin:auto;padding:68px 20px;display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}.eyebrow{font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#6b4d00;font-size:.78rem}h1{font-size:clamp(2.35rem,6vw,5rem);line-height:1.02;letter-spacing:-.055em;margin:12px 0 20px}h2{font-size:clamp(1.6rem,3vw,2.45rem);letter-spacing:-.025em}.lead{font-size:1.16rem;color:#455165;max-width:720px}.hero-panel{border:1px solid var(--line);border-radius:24px;background:#fff;padding:25px;box-shadow:18px 18px 0 var(--accent)}.metric{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:13px 0}.metric:last-child{border:0}main{max-width:1160px;margin:auto;padding:54px 20px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:24px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.cardx{border:1px solid var(--line);border-radius:16px;padding:23px;background:#fff;text-decoration:none;transition:.2s}.cardx:hover{transform:translateY(-3px);border-color:var(--accent)}.cardx small{color:#657086}.band{background:var(--ink);color:#fff;padding:42px;border-radius:24px;margin:50px 0}.band p{color:#d6deea}.crumb{font-size:.88rem;color:#667085;margin-bottom:25px}.article{display:grid;grid-template-columns:minmax(0,760px) 280px;gap:48px}.article h1{font-size:clamp(2.2rem,5vw,4rem)}.answer{border-left:5px solid var(--accent);background:var(--paper);padding:20px 23px;margin:28px 0;font-size:1.08rem}.check{padding:0;list-style:none}.check li{padding:9px 0 9px 28px;position:relative;border-bottom:1px solid var(--line)}.check li:before{content:'✓';position:absolute;left:3px;color:#087f5b;font-weight:900}.side{position:sticky;top:25px;height:max-content;border:1px solid var(--line);border-radius:14px;padding:18px}.game-shell{border:1px solid var(--line);border-radius:24px;padding:28px;background:var(--paper)}#gameBoard{min-height:320px;background:#fff;border:2px solid var(--ink);border-radius:16px;padding:24px;display:grid;place-items:center;text-align:center}.game-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:16px}.game-actions button{border:0;border-radius:10px;background:var(--ink);color:#fff;padding:13px 18px;font-weight:750}.score{font-size:1.2rem;font-weight:850}footer{background:#0b1220;color:#d9e1ec;margin-top:60px;padding:48px 20px}footer .foot{max-width:1160px;margin:auto;display:grid;grid-template-columns:2fr 1fr 1fr;gap:35px}footer a{color:#fff}.mobile-dl{display:none}@media(max-width:820px){.hero-grid,.article{grid-template-columns:1fr}.hero-grid{padding:42px 18px}.grid{grid-template-columns:1fr}nav a:not(.download){display:none}.side{position:static}footer .foot{grid-template-columns:1fr}.mobile-dl{display:flex;position:fixed;z-index:20;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);padding:10px 14px;gap:10px;align-items:center;justify-content:space-between}body{padding-bottom:72px}}