@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');
:root{font-family:'DM Sans',sans-serif;color:#243c35;background:#f7f8f2;font-synthesis:none}*{box-sizing:border-box}body{margin:0}header{max-width:1240px;margin:auto;padding:28px 40px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e0e5da}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit;font-weight:700}.logo{background:#234f40;color:white;border-radius:10px;padding:9px;font-family:monospace;font-size:22px}.logo span{color:#d4ed8c}.tag{font-size:13px;color:#748079}main{max-width:1160px;margin:auto;padding:48px 20px 20px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:2px;color:#648475}.intro{position:relative;margin-bottom:42px}.intro:after{content:'{ py }';position:absolute;right:50px;top:20px;font-family:monospace;font-size:80px;color:#dce6d2;transform:rotate(-8deg)}h1{font-family:'Space Grotesk',sans-serif;font-size:54px;line-height:1.08;letter-spacing:-2.5px;margin:18px 0}h1 span{color:#628d47}.intro p{max-width:470px;color:#768078;line-height:1.7;font-size:15px}.pills{display:flex;gap:22px;font-size:12px;margin-top:24px;color:#536a5d}.workspace{display:grid;grid-template-columns:310px 1fr;border:1px solid #dce3d6;border-radius:20px;overflow:hidden;background:#fff;box-shadow:0 12px 40px #233c3505}aside{background:#eef2e7;padding:32px 26px}h2{font-family:'Space Grotesk',sans-serif;font-size:25px;letter-spacing:-.7px;margin:15px 0 10px}aside p{font-size:13px;line-height:1.7;color:#74806f}label{display:block;font-size:12px;font-weight:700;margin:28px 0 10px}select{width:100%;padding:13px 10px;border:1px solid #d1dbca;border-radius:8px;background:#fafcf7;color:#324a3a;font:inherit;font-size:13px}.session-stats{display:flex;justify-content:space-between;padding:25px 0;border-bottom:1px solid #d6dfce}.session-stats strong,.session-stats span{display:block}.session-stats strong{font:25px 'Space Grotesk',sans-serif}.session-stats span{font-size:10px;color:#7d8877;margin-top:5px}.tip{margin-top:30px}.tip>span{font-size:10px;font-weight:700;letter-spacing:1px}.quiz{padding:30px 34px;min-height:520px}.quiz-top{display:flex;justify-content:space-between;font-size:12px;font-weight:600;color:#69806f}.track{height:5px;background:#edf1e7;border-radius:10px;margin:17px 0 27px;overflow:hidden}#progress{height:100%;background:#8db759;transition:width .3s}.category{font-size:10px;letter-spacing:1.2px;color:#698447;font-weight:700;text-transform:uppercase}.question{font:500 24px/1.4 'Space Grotesk',sans-serif;margin:12px 0 20px}pre{background:#243d35;color:#e6efdf;border-radius:10px;padding:18px 20px;font:14px/1.6 monospace;white-space:pre-wrap;margin:0 0 20px}.answers{display:grid;grid-template-columns:1fr 1fr;gap:10px}.answer{display:flex;align-items:center;gap:12px;background:white;border:1px solid #dce3d7;padding:14px;border-radius:9px;text-align:left;color:#405047;font:14px 'DM Sans',sans-serif;cursor:pointer}.letter{display:grid;place-items:center;background:#f1f4ec;border-radius:5px;width:27px;height:27px;flex-shrink:0;font-size:11px;font-weight:700}.answer:hover:enabled{border-color:#7a9e5a;background:#f8fbf2}.answer.correct{background:#edf7e3;border-color:#88ad61}.answer.wrong{background:#fff0ec;border-color:#d99c89}.answer:disabled{color:#405047;cursor:default}.quiz-bottom{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:25px;padding-top:20px;border-top:1px solid #edf0e8}#hint{font-size:11px;color:#899282}button#next{background:#294f3e;border:0;color:white;padding:13px 20px;border-radius:8px;font:500 12px 'DM Sans',sans-serif;cursor:pointer}button#next:disabled{background:#e9eee3;color:#9ba491;cursor:default}#next span{margin-left:18px}#feedback{font-size:13px;line-height:1.6;margin-top:16px;color:#4e6655}footer{display:flex;justify-content:space-between;color:#929b8a;font-size:11px;padding:25px 0}.result{text-align:center;padding:20px 0}.result .big{font:64px 'Space Grotesk',sans-serif;color:#628d47}.result p{line-height:1.7;color:#74806f}button:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #98b662;outline-offset:3px}@media(max-width:760px){header{padding:20px}.tag,.intro:after{display:none}main{padding-top:30px}h1{font-size:40px}.workspace{grid-template-columns:1fr}aside{padding:24px}.session-stats,.tip{display:none}aside p{margin-bottom:0}label{margin-top:18px}.quiz{padding:24px 20px}.pills{gap:12px;flex-wrap:wrap}.question{font-size:21px}.quiz-bottom{flex-wrap:wrap}.answers{grid-template-columns:1fr}footer{padding:22px 4px}}

.bank-summary{font-size:12px}.book-note{font-size:12px;line-height:1.7;color:#74806f;max-width:900px;margin:24px 0 0}.restart{width:100%;padding:12px;background:#f9fcf3;border:1px solid #b6c7a4;border-radius:8px;color:#294f3e;font:500 12px 'DM Sans',sans-serif;cursor:pointer}.restart:hover{background:#e0eccf}.answer{overflow-wrap:anywhere;min-width:0}.question{overflow-wrap:anywhere}.quiz{align-self:start}.workspace{grid-template-columns:minmax(280px,340px) minmax(0,1fr)}.intro:after{content:'{ ∑ }'}@media(max-width:760px){.workspace{grid-template-columns:1fr}}