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span[data-astro-cid-vcxn3zpt]{color:var(--muted);font-size:10px}.exercise-progress-wrap[data-astro-cid-vcxn3zpt] progress[data-astro-cid-vcxn3zpt]{width:100%;height:6px;accent-color:var(--accent-strong);border:0;border-radius:999px;overflow:hidden}.exercise-progress-wrap[data-astro-cid-vcxn3zpt] progress[data-astro-cid-vcxn3zpt]::-webkit-progress-bar{background:var(--surface-2)}.exercise-progress-wrap[data-astro-cid-vcxn3zpt] progress[data-astro-cid-vcxn3zpt]::-webkit-progress-value{background:var(--accent-strong)}.exercise-toolbar-actions[data-astro-cid-vcxn3zpt]{flex-wrap:wrap;gap:7px;display:flex}.exercise-toolbar[data-astro-cid-vcxn3zpt] button[data-astro-cid-vcxn3zpt],.exercise-complete[data-astro-cid-vcxn3zpt]{border:1px solid var(--line);background:var(--bg);min-height:38px;color:var(--text);font:500 11px var(--sans);cursor:pointer;border-radius:8px;padding:8px 11px}.exercise-layout[data-astro-cid-vcxn3zpt]{grid-template-columns:76px minmax(0,1fr);gap:28px;margin-top:30px;display:grid}.exercise-index[data-astro-cid-vcxn3zpt]{align-self:start;position:sticky;top:100px}.exercise-index[data-astro-cid-vcxn3zpt]>p[data-astro-cid-vcxn3zpt]{color:var(--muted);font-size:10px;line-height:1.4}.exercise-index[data-astro-cid-vcxn3zpt] ol[data-astro-cid-vcxn3zpt]{grid-template-columns:repeat(2,1fr);gap:6px;margin:12px 0;padding:0;list-style:none;display:grid}.exercise-index[data-astro-cid-vcxn3zpt] li[data-astro-cid-vcxn3zpt] a[data-astro-cid-vcxn3zpt]{border:1px solid var(--line);width:30px;height:30px;color:var(--muted);border-radius:7px;place-items:center;font-size:10px;text-decoration:none;display:grid}.exercise-index[data-astro-cid-vcxn3zpt] li[data-astro-cid-vcxn3zpt] a[data-astro-cid-vcxn3zpt]:hover{border-color:var(--accent-text);color:var(--accent-text)}.exercise-index[data-astro-cid-vcxn3zpt] li[data-astro-cid-vcxn3zpt] a[data-astro-cid-vcxn3zpt].is-complete{border-color:var(--ink);background:var(--ink);color:var(--bg)}.exercise-other[data-astro-cid-vcxn3zpt]{color:var(--accent-text);font-size:10px;line-height:1.4}.exercise-list[data-astro-cid-vcxn3zpt]{gap:14px;display:grid}.exercise-card[data-astro-cid-vcxn3zpt]{border:1px solid var(--line);background:var(--surface);border-radius:16px;padding:24px 26px;scroll-margin-top:100px;transition:border-color .2s}.exercise-card[data-astro-cid-vcxn3zpt].is-complete{border-color:#8b9e84}.exercise-card-top[data-astro-cid-vcxn3zpt]{justify-content:space-between;align-items:center;gap:16px;display:flex}.exercise-number[data-astro-cid-vcxn3zpt]{color:var(--accent-text);font:500 12px var(--mono);letter-spacing:.08em}.exercise-complete[data-astro-cid-vcxn3zpt]{align-items:center;gap:10px;display:flex}.exercise-complete[data-astro-cid-vcxn3zpt][aria-pressed=true]{color:#334b2d;background:#edf3e9;border-color:#71866b}.exercise-card[data-astro-cid-vcxn3zpt] h2[data-astro-cid-vcxn3zpt]{color:var(--muted);margin-top:14px;font-size:12px;font-weight:500}.exercise-question[data-astro-cid-vcxn3zpt]{max-width:44em;color:var(--ink);font-family:var(--serif);margin:8px 0 20px;font-size:20px;line-height:1.55}.exercise-card[data-astro-cid-vcxn3zpt] details[data-astro-cid-vcxn3zpt],.exam-item[data-astro-cid-vcxn3zpt] details[data-astro-cid-vcxn3zpt]{border-top:1px solid var(--line);padding-top:10px}.exercise-card[data-astro-cid-vcxn3zpt] summary[data-astro-cid-vcxn3zpt],.exam-item[data-astro-cid-vcxn3zpt] summary[data-astro-cid-vcxn3zpt]{color:var(--accent-text);cursor:pointer;font-size:13px;font-weight:600}.exercise-card[data-astro-cid-vcxn3zpt] summary[data-astro-cid-vcxn3zpt]{justify-content:space-between;align-items:center;gap:20px;min-height:36px;list-style:none;display:flex}.exercise-card[data-astro-cid-vcxn3zpt] summary[data-astro-cid-vcxn3zpt]::-webkit-details-marker{display:none}.exercise-summary-icon[data-astro-cid-vcxn3zpt]{font-size:20px;font-weight:400;transition:transform .2s}.exercise-card[data-astro-cid-vcxn3zpt] details[data-astro-cid-vcxn3zpt][open] .exercise-summary-icon[data-astro-cid-vcxn3zpt]{transform:rotate(45deg)}.exercise-solution[data-astro-cid-vcxn3zpt]{padding:6px 0 2px}.exercise-card[data-astro-cid-vcxn3zpt] ol[data-astro-cid-vcxn3zpt]{padding-left:1.3em;line-height:1.7}.exercise-card[data-astro-cid-vcxn3zpt] li[data-astro-cid-vcxn3zpt]{padding-left:5px}.exercise-card[data-astro-cid-vcxn3zpt] li[data-astro-cid-vcxn3zpt]+li[data-astro-cid-vcxn3zpt]{margin-top:8px}.exercise-links[data-astro-cid-vcxn3zpt]{flex-wrap:wrap;gap:8px 20px;margin-top:16px;font-size:12px;display:flex}.exercise-total[data-astro-cid-vcxn3zpt]{color:var(--muted);margin-top:30px;font-size:13px}.exercise-grid[data-astro-cid-vcxn3zpt]{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:18px;display:grid}.exercise-law[data-astro-cid-vcxn3zpt]{border:1px solid var(--line);background:var(--surface);min-height:240px;color:var(--text);border-radius:18px;flex-direction:column;padding:28px;text-decoration:none;transition:transform .2s,border-color .2s;display:flex;position:relative;overflow:hidden}.exercise-law[data-astro-cid-vcxn3zpt]:hover{border-color:var(--accent-text);transform:translateY(-2px)}.exercise-law-number[data-astro-cid-vcxn3zpt]{color:var(--surface-2);font-size:86px;font-weight:600;line-height:1;position:absolute;top:2px;right:18px}.exercise-law-label[data-astro-cid-vcxn3zpt]{color:var(--accent-text);font-size:12px;position:relative}.exercise-law[data-astro-cid-vcxn3zpt] h2[data-astro-cid-vcxn3zpt]{max-width:15em;margin-top:20px;font-size:23px;position:relative}.exercise-law[data-astro-cid-vcxn3zpt] p[data-astro-cid-vcxn3zpt]{color:var(--muted);flex:1;margin:12px 0 20px;font-size:14px;line-height:1.6;position:relative}.exercise-law[data-astro-cid-vcxn3zpt] strong[data-astro-cid-vcxn3zpt]{color:var(--ink);font-size:13px}.exercise-exam[data-astro-cid-vcxn3zpt]{grid-column:1/-1;min-height:220px}.exam-group[data-astro-cid-vcxn3zpt]{margin-top:36px}.exam-group[data-astro-cid-vcxn3zpt]>h2[data-astro-cid-vcxn3zpt]{margin-bottom:20px;font-size:28px}.exam-item[data-astro-cid-vcxn3zpt]{border:1px solid var(--line);background:var(--surface);border-radius:14px;margin-top:14px;padding:22px}.exam-item[data-astro-cid-vcxn3zpt] h3[data-astro-cid-vcxn3zpt]{font-family:var(--serif);margin:10px 0 16px;font-size:19px;line-height:1.5}.exam-item[data-astro-cid-vcxn3zpt] details[data-astro-cid-vcxn3zpt] p[data-astro-cid-vcxn3zpt]{line-height:1.65}@media (width<=860px){.exercise-toolbar[data-astro-cid-vcxn3zpt]{flex-direction:column;align-items:stretch}.exercise-layout[data-astro-cid-vcxn3zpt]{grid-template-columns:1fr}.exercise-index[data-astro-cid-vcxn3zpt]{align-items:center;gap:14px;display:flex;position:static;overflow-x:auto}.exercise-index[data-astro-cid-vcxn3zpt]>p[data-astro-cid-vcxn3zpt],.exercise-other[data-astro-cid-vcxn3zpt]{display:none}.exercise-index[data-astro-cid-vcxn3zpt] ol[data-astro-cid-vcxn3zpt]{margin:0;display:flex}}@media (width<=640px){.exercise-header[data-astro-cid-vcxn3zpt]{flex-direction:column;align-items:start}.exercise-grid[data-astro-cid-vcxn3zpt]{grid-template-columns:1fr}.exercise-exam[data-astro-cid-vcxn3zpt]{grid-column:auto}.exercise-progress-wrap[data-astro-cid-vcxn3zpt]{flex-direction:column;align-items:stretch;gap:10px}.exercise-card[data-astro-cid-vcxn3zpt]{padding:20px}.exercise-complete[data-astro-cid-vcxn3zpt]{justify-content:center;width:38px}.exercise-complete[data-astro-cid-vcxn3zpt] [data-astro-cid-vcxn3zpt][data-complete-label]{clip:rect(0,0,0,0);width:1px;height:1px;position:absolute;overflow:hidden}.exercise-question[data-astro-cid-vcxn3zpt]{font-size:18px}}