:root{--background-color: #f4f4f9;--primary-text-color: #333333;--cobalt-blue: #0047ab;--muted-rose: #d98c8c;--header-font: "League Spartan", sans-serif;--body-font: "Source Sans Pro", sans-serif;--code-font: "Roboto Mono", monospace}body{margin:0;font-family:var(--body-font);background-color:var(--background-color);color:var(--primary-text-color);display:flex;justify-content:center;align-items:flex-start;min-height:100vh;padding:2rem;box-sizing:border-box}#app{width:100%;max-width:1200px;text-align:center}h1,h2,h3{font-family:var(--header-font);font-weight:700}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;cursor:pointer;transition:all .25s}.btn-primary{background-color:var(--cobalt-blue);color:#fff;font-size:1.2rem;padding:1rem 2rem}.btn-primary:hover{opacity:.9}.btn-secondary{background-color:var(--muted-rose);color:#fff;font-size:1.2rem;padding:1rem 2rem}.btn-secondary:hover{opacity:.9}.card{background-color:#fff;border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:0 4px 12px #0000000d;text-align:left}pre{background-color:#f0f0f0;padding:1rem;border-radius:8px;overflow-x:auto;font-family:var(--code-font)}code{font-family:var(--code-font)}.highlight{color:var(--muted-rose);font-weight:700}.landing-container.svelte-j9ouzh{text-align:center;padding:4rem 0}h1.svelte-j9ouzh{font-size:3rem;margin-bottom:1rem}.btn-primary.svelte-j9ouzh{display:inline-block;padding:.8rem 1.5rem;background-color:var(--cobalt-blue);color:#fff;text-decoration:none;border-radius:5px;transition:background-color .3s}.btn-primary.svelte-j9ouzh:hover{background-color:var(--midnight-blue)}.diagram-container.svelte-1lj7a1p{position:relative}.tooltip.svelte-1lj7a1p{position:absolute;background-color:#000000b3;color:#fff;padding:5px 10px;border-radius:5px;pointer-events:none}.card.svelte-3i2q1n.svelte-3i2q1n{padding:2rem}.progress-bar.svelte-3i2q1n.svelte-3i2q1n{display:flex;gap:5px;height:10px;margin-bottom:1rem}.progress-segment.svelte-3i2q1n.svelte-3i2q1n{flex:1;background-color:#e0e0e0;border-radius:5px;transition:background-color .3s ease}.progress-segment.active.svelte-3i2q1n.svelte-3i2q1n{background-color:var(--cobalt-blue)}.question-counter.svelte-3i2q1n.svelte-3i2q1n{font-size:.9rem;color:#666}.hint-container.svelte-3i2q1n.svelte-3i2q1n{margin:1rem 0}.hint.svelte-3i2q1n.svelte-3i2q1n{background-color:#f0f0f0;padding:10px;border-radius:5px;margin-top:10px}.options.svelte-3i2q1n.svelte-3i2q1n{display:flex;flex-direction:column;gap:10px;margin:1rem 0}.option-btn.svelte-3i2q1n.svelte-3i2q1n{padding:1rem;border:1px solid #ccc;border-radius:5px;text-align:left;cursor:pointer;background-color:#fff;transition:all .2s ease}.option-btn.svelte-3i2q1n.svelte-3i2q1n:hover:not(:disabled){background-color:#f5f5f5}.option-btn.selected.svelte-3i2q1n.svelte-3i2q1n:not(.correct):not(.incorrect){border-color:var(--cobalt-blue);box-shadow:0 0 5px #0074d980}.option-btn.correct.svelte-3i2q1n.svelte-3i2q1n{background-color:#d4edda;border-color:#c3e6cb;color:#155724;font-weight:700}.option-btn.incorrect.svelte-3i2q1n.svelte-3i2q1n{background-color:#f8d7da;border-color:#f5c6cb;color:#721c24}.option-btn.svelte-3i2q1n.svelte-3i2q1n:disabled{cursor:not-allowed}.feedback.svelte-3i2q1n.svelte-3i2q1n{margin-top:1rem;padding:1rem;border-radius:5px}.feedback.svelte-3i2q1n p.svelte-3i2q1n{margin:0}.correct-feedback.svelte-3i2q1n.svelte-3i2q1n{color:#155724}.incorrect-feedback.svelte-3i2q1n.svelte-3i2q1n{color:#721c24}.results-container.svelte-3i2q1n.svelte-3i2q1n{text-align:center}.score.svelte-3i2q1n.svelte-3i2q1n{font-size:3rem;font-weight:700;color:var(--cobalt-blue);margin:1rem 0}h2.svelte-1ppko89.svelte-1ppko89{text-align:center;margin-bottom:2rem;color:var(--midnight-blue)}.card-deck.svelte-1ppko89.svelte-1ppko89{display:flex;flex-wrap:wrap;gap:24px;perspective:1200px;justify-content:center}.flip-card.svelte-1ppko89.svelte-1ppko89{background-color:transparent;width:320px;height:240px;border:none;cursor:pointer;padding:0;font-family:inherit;font-size:inherit}.flip-card-inner.svelte-1ppko89.svelte-1ppko89{position:relative;width:100%;height:100%;text-align:center;transition:transform .7s;transform-style:preserve-3d;box-shadow:0 6px 12px #00000026;border-radius:12px}.flip-card.flipped.svelte-1ppko89 .flip-card-inner.svelte-1ppko89{transform:rotateY(180deg)}.flip-card-front.svelte-1ppko89.svelte-1ppko89,.flip-card-back.svelte-1ppko89.svelte-1ppko89{position:absolute;width:100%;height:100%;-webkit-backface-visibility:hidden;backface-visibility:hidden;display:flex;align-items:center;justify-content:center;padding:24px;box-sizing:border-box;border-radius:12px}.flip-card-front.svelte-1ppko89.svelte-1ppko89{background:linear-gradient(45deg,var(--muted-rose),#e88d8d);color:#fff;display:flex;flex-direction:column;justify-content:center}.flip-card-front.svelte-1ppko89 .question.svelte-1ppko89{font-weight:600;font-size:1.1em}.flip-card-front.svelte-1ppko89 .hint.svelte-1ppko89{font-size:.95em;color:#ffffffd9;margin-top:15px}.flip-card-back.svelte-1ppko89.svelte-1ppko89{background:linear-gradient(45deg,var(--cobalt-blue),#4a6fcf);color:#fff;transform:rotateY(180deg);font-size:1.05em}.container.svelte-1mb28hr.svelte-1mb28hr{max-width:960px;margin:0 auto;padding:2rem}header.svelte-1mb28hr.svelte-1mb28hr{text-align:center;margin-bottom:2rem}main.svelte-1mb28hr>section.svelte-1mb28hr{margin-bottom:2rem}main.svelte-1xw9fcq{padding:2rem}