.pot-test-app{max-width:850px;margin:30px auto;font-family:Arial,sans-serif}.pot-start-screen,.pot-question-card,.pot-result-card{background:#fff;border:1px solid #e1e5ea;border-radius:18px;padding:28px;box-shadow:0 8px 30px rgba(0,0,0,.07);text-align:center}.pot-name{display:block;width:min(420px,100%);padding:13px;margin:20px auto;border:1px solid #ccd3da;border-radius:10px}.pot-primary{border:0;border-radius:10px;padding:13px 22px;background:#135e96;color:#fff;font-weight:700;cursor:pointer}.pot-topbar{display:flex;justify-content:space-between;margin-bottom:8px}.pot-progress{height:8px;background:#e8edf2;border-radius:10px;margin-bottom:18px;overflow:hidden}.pot-progress i{display:block;height:100%;background:#2271b1}.pot-question-image{max-width:100%;max-height:520px;object-fit:contain}.pot-choices{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:24px 0}.pot-choices button{padding:15px;border:2px solid #dde3ea;border-radius:12px;background:#fff;text-align:left;font-size:17px;cursor:pointer}.pot-choices button b{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#edf2f7;margin-right:10px}.pot-choices .selected{border-color:#2271b1}.pot-choices .correct{border-color:#00a32a;background:#edfaef}.pot-choices .wrong{border-color:#d63638;background:#fff0f0}.pot-feedback{min-height:35px;font-weight:700}.pot-feedback .ok{color:#008a20}.pot-feedback .bad{color:#b32d2e}.pot-score{font-size:72px;font-weight:800;color:#135e96}.pot-test-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}.pot-test-tile{display:block;padding:22px;border:1px solid #e1e5ea;border-radius:14px;text-decoration:none;background:#fff}.pot-test-tile span{font-weight:700}@media(max-width:600px){.pot-choices{grid-template-columns:1fr}.pot-start-screen,.pot-question-card,.pot-result-card{padding:18px}}