.ctf-page[data-astro-cid-txctt7t3]{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:104px 0 96px}.breadcrumb[data-astro-cid-txctt7t3]{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:28px;color:var(--color-text-tertiary);font-size:.9rem}.breadcrumb[data-astro-cid-txctt7t3] a[data-astro-cid-txctt7t3],.route-panel[data-astro-cid-txctt7t3] a[data-astro-cid-txctt7t3],.after-links[data-astro-cid-txctt7t3] a[data-astro-cid-txctt7t3]{color:var(--color-accent-cyan);text-decoration:none}.hero[data-astro-cid-txctt7t3]{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:24px;align-items:stretch;padding:40px;border:1px solid var(--color-border-primary);border-radius:28px;background:radial-gradient(circle at 18% 18%,color-mix(in srgb,var(--color-accent-cyan) 22%,transparent),transparent 34%),linear-gradient(135deg,color-mix(in srgb,var(--color-bg-elevated) 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var(--color-border-primary);border-radius:22px;background:var(--color-bg-secondary)}.filter-head[data-astro-cid-txctt7t3]{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:16px}.filter-head[data-astro-cid-txctt7t3] h2[data-astro-cid-txctt7t3],.after-learning[data-astro-cid-txctt7t3] h2[data-astro-cid-txctt7t3]{margin:0;color:var(--color-text-primary);font-size:1.25rem}.filter-head[data-astro-cid-txctt7t3] p[data-astro-cid-txctt7t3]{margin:0;color:var(--color-text-tertiary);font-size:.9rem}.filter-buttons[data-astro-cid-txctt7t3]{display:flex;flex-wrap:wrap;gap:10px}.filter-button[data-astro-cid-txctt7t3]{display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:8px 14px;border:1px solid var(--color-border-primary);border-radius:999px;background:var(--color-bg-primary);color:var(--color-text-secondary);cursor:pointer}.filter-button[data-astro-cid-txctt7t3] span[data-astro-cid-txctt7t3]{color:var(--color-text-muted);font-family:var(--font-mono);font-size:.75rem}.filter-button[data-astro-cid-txctt7t3].active{border-color:var(--color-accent-cyan);color:var(--color-accent-cyan);background:color-mix(in srgb,var(--color-accent-cyan) 12%,transparent)}.challenge-grid[data-astro-cid-txctt7t3]{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.challenge-card[data-astro-cid-txctt7t3]{display:flex;flex-direction:column;min-height:100%;padding:24px;border:1px solid var(--color-border-primary);border-radius:22px;background:radial-gradient(circle at top right,color-mix(in srgb,var(--color-accent-cyan) 12%,transparent),transparent 40%),var(--color-bg-secondary)}.challenge-card[data-astro-cid-txctt7t3].completed{border-color:color-mix(in srgb,var(--color-accent-green) 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var(--color-border-primary);border-radius:24px;background:var(--color-bg-secondary)}.after-links[data-astro-cid-txctt7t3]{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}@media(max-width:860px){.hero[data-astro-cid-txctt7t3],.after-learning[data-astro-cid-txctt7t3]{grid-template-columns:1fr;padding:28px}.challenge-grid[data-astro-cid-txctt7t3]{grid-template-columns:1fr}.after-links[data-astro-cid-txctt7t3]{justify-content:flex-start}}@media(max-width:560px){.ctf-page[data-astro-cid-txctt7t3]{width:min(100% - 24px,1120px);padding-top:88px}.hero[data-astro-cid-txctt7t3],.filters[data-astro-cid-txctt7t3],.challenge-card[data-astro-cid-txctt7t3],.after-learning[data-astro-cid-txctt7t3]{border-radius:18px;padding:20px}.filter-head[data-astro-cid-txctt7t3]{align-items:flex-start;flex-direction:column}.route-panel[data-astro-cid-txctt7t3] a[data-astro-cid-txctt7t3],.after-links[data-astro-cid-txctt7t3] a[data-astro-cid-txctt7t3],.filter-button[data-astro-cid-txctt7t3]{width:100%;justify-content:center}}