:root{--teal:#0f766e;--teal-dark:#115e59;--cream:#fff8e7;--ink:#15332f;--muted:#60736f;--yellow:#f6c453;--red:#dc5a4f;--white:#fff;--shadow:0 16px 40px rgba(21,51,47,.12)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:#fbfaf5;line-height:1.6}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100% - 1120px)/2));background:rgba(255,255,255,.95);border-bottom:1px solid #e6ece9;position:sticky;top:0;z-index:10}.brand{font-weight:900;font-size:1.15rem;color:var(--teal-dark);text-decoration:none}.topbar nav,.topbar nav a{display:flex;align-items:center;gap:24px}.topbar nav a,.link-button,footer a{color:var(--ink);font:inherit;text-decoration:none}.link-button{border:0;background:none;padding:0;cursor:pointer}.hero{max-width:1120px;margin:40px auto;padding:70px;border-radius:32px;background:linear-gradient(135deg,var(--teal),#159a8d);color:#fff;display:grid;grid-template-columns:1.25fr .75fr;align-items:center;overflow:hidden;box-shadow:var(--shadow)}.hero h1{font-size:clamp(2.5rem,6vw,4.8rem);line-height:1.02;max-width:750px;margin:10px 0 20px;letter-spacing:-.055em}.hero p{max-width:640px;font-size:1.12rem;color:#e9fffb}.eyebrow{text-transform:uppercase;font-weight:800;font-size:.77rem;letter-spacing:.12em}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:14px 24px;font-weight:800;text-decoration:none;cursor:pointer}.primary-button{background:var(--yellow);color:#3b2d0a;margin-top:10px}.secondary-button{background:var(--ink);color:#fff;border:0}.hero-art{display:grid;grid-template-columns:1fr 1fr;gap:18px;transform:rotate(4deg)}.hero-art span{display:grid;place-items:center;aspect-ratio:1;border-radius:24px;background:rgba(255,255,255,.16);font-size:4rem;border:1px solid rgba(255,255,255,.2)}.game-section{max-width:900px;margin:90px auto;padding:0 24px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:28px}.section-heading h2,.trust-section h2{font-size:clamp(1.8rem,4vw,2.8rem);line-height:1.1;margin:8px 0}.stats{display:flex;gap:12px}.stats span{background:#e7f5f2;padding:10px 14px;border-radius:12px;font-size:.9rem;white-space:nowrap}.game-board{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.card{position:relative;aspect-ratio:1;border:0;background:none;padding:0;cursor:pointer;perspective:800px}.card-inner{position:absolute;inset:0;transition:transform .45s;transform-style:preserve-3d}.card.flipped .card-inner,.card.matched .card-inner{transform:rotateY(180deg)}.card-face{position:absolute;inset:0;display:grid;place-items:center;border-radius:20px;backface-visibility:hidden;box-shadow:0 8px 24px rgba(21,51,47,.1)}.card-back{background:var(--teal);color:#fff;font-size:2rem;font-weight:900}.card-front{background:#fff;font-size:clamp(2rem,6vw,3.5rem);transform:rotateY(180deg);border:2px solid #dceae7}.card.matched .card-front{background:#fff4c9;border-color:var(--yellow)}.game-actions{display:flex;align-items:center;gap:20px;margin-top:24px}.game-actions p{color:var(--muted)}.info-grid{max-width:1120px;margin:100px auto;padding:0 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.info-grid article{background:#fff;padding:30px;border-radius:20px;border:1px solid #e6ece9}.info-grid h3{margin:15px 0 5px}.info-grid p{color:var(--muted);margin:0}.step{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--yellow);font-weight:900}.trust-section{max-width:1120px;margin:80px auto;padding:48px 56px;border-radius:28px;background:var(--cream);display:grid;grid-template-columns:1fr 1fr;align-items:center}.trust-section ul{margin:0;padding-left:24px}.trust-section li{margin:8px 0}footer{max-width:1120px;margin:60px auto 0;padding:28px 24px 40px;border-top:1px solid #dce5e2;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:.9rem}footer div{display:flex;gap:18px}dialog{max-width:580px;border:0;border-radius:22px;padding:28px;box-shadow:0 24px 80px rgba(0,0,0,.25);color:var(--ink)}dialog::backdrop{background:rgba(9,36,32,.65)}.modal-head{display:flex;align-items:center;justify-content:space-between}.modal-head h2{margin:0}.modal-head button{border:0;background:#edf4f2;border-radius:50%;width:36px;height:36px;font-size:1.5rem;cursor:pointer}@media(max-width:760px){.topbar{height:auto;padding:16px 20px}.topbar nav{gap:14px}.topbar nav a:nth-child(2){display:none}.hero{margin:20px;padding:42px 24px;grid-template-columns:1fr}.hero-art{display:none}.section-heading,.game-actions,footer{align-items:flex-start;flex-direction:column}.game-board{grid-template-columns:repeat(3,1fr);gap:9px}.card-face{border-radius:14px}.info-grid{grid-template-columns:1fr}.trust-section{margin:60px 20px;padding:34px 24px;grid-template-columns:1fr}.stats{width:100%;justify-content:space-between}footer div{flex-wrap:wrap}}@media(max-width:440px){.topbar nav a{display:none}.game-board{grid-template-columns:repeat(3,1fr)}}