:root{--green:#5f7d70;--dark:#2c2b2b;--light:#eef2ef;--cream:#fbf8f3;--orange:#f4b779;--red:#a64545;--ink:#252a28}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:radial-gradient(circle at 15% 5%,#dde9e3 0,transparent 30%),linear-gradient(145deg,#f7f7f5,#eef1ef);line-height:1.5}header{display:flex;justify-content:space-between;align-items:center;padding:1rem max(5vw,20px);background:var(--dark);color:#fff}.brand,.home{color:#fff;text-decoration:none;font-weight:800}.home{font-size:.95rem}main{width:min(820px,92%);margin:0 auto;padding:clamp(2rem,7vw,5rem) 0}.screen{display:none;text-align:center}.screen.active{display:block}.drop{display:grid;place-items:center;width:90px;height:110px;margin:0 auto 1rem;background:var(--green);color:#fff;font-size:2.4rem;font-weight:900;border-radius:55% 45% 52% 48% / 68% 65% 35% 32%;transform:rotate(8deg);box-shadow:0 12px 30px #344b4230}.drop>*{transform:rotate(-8deg)}.eyebrow{text-transform:uppercase;letter-spacing:.14em;color:var(--green);font-weight:900;margin:.5rem 0}h1{font-size:clamp(2.4rem,8vw,4.8rem);line-height:1.02;margin:.3rem 0 1rem;color:#344b42}h2{font-size:clamp(1.5rem,5vw,2.35rem);line-height:1.2;margin:.5rem 0 1.6rem}.intro{max-width:650px;margin:0 auto 2rem;font-size:1.2rem}button,.button{border:0;border-radius:999px;padding:.9rem 1.35rem;background:var(--green);color:#fff;font:inherit;font-weight:800;text-decoration:none;cursor:pointer;transition:.18s transform,.18s background}button:hover,.button:hover{transform:translateY(-2px);background:#49675a}.topline{display:flex;justify-content:space-between;font-weight:800;margin-bottom:.55rem}.progress{height:10px;background:#d8dfdb;border-radius:999px;overflow:hidden;margin-bottom:1.2rem}.progress span{display:block;width:10%;height:100%;background:linear-gradient(90deg,var(--green),var(--orange));transition:width .3s}.question-card{background:#fff;border-radius:24px;padding:clamp(1.3rem,5vw,3rem);box-shadow:0 16px 45px #24352e17}.answers{display:grid;gap:.8rem}.answer{width:100%;border:2px solid #d8dfdb;border-radius:14px;background:#fff;color:var(--ink);text-align:left;padding:1rem 1.1rem}.answer:hover{background:var(--light);transform:none}.answer.correct{border-color:var(--green);background:#e1f1e8;color:#234a37}.answer.wrong{border-color:var(--red);background:#f8e4e4;color:#742f2f}.answer:disabled{cursor:default}.explanation{margin:1.3rem 0 0;padding:1rem;border-radius:14px;background:var(--cream);text-align:left;border-left:5px solid var(--orange)}.next{margin-top:1.2rem}.result-score{display:inline-block;padding:.7rem 1rem;border-radius:999px;background:#fff;font-size:1.25rem;font-weight:900;box-shadow:0 6px 20px #0001}.result-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:.8rem;margin-top:1.4rem}.secondary{background:var(--dark)}footer{text-align:center;padding:1.7rem;background:var(--dark);color:#ddd;font-size:.9rem}footer a{color:#fff}@media(max-width:560px){header{align-items:flex-start;gap:.5rem}.question-card{border-radius:18px}.topline{font-size:.9rem}.result-actions>*{width:100%}}
.level-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;max-width:650px;margin:0 auto}.level-button{display:grid;gap:.35rem;border-radius:18px;padding:1.25rem;text-align:left}.level-button strong{font-size:1.25rem}.level-button span{font-weight:400}.level-button.advanced{background:var(--dark)}@media(max-width:560px){.level-grid{grid-template-columns:1fr}}