.article-page[data-astro-cid-cfwqw6sm]{background:var(--background)}.article-hero[data-astro-cid-cfwqw6sm]{position:relative;width:min(100%,1440px);height:680px;margin:0 auto;overflow:hidden;background:#0e1f00}.article-hero-image[data-astro-cid-cfwqw6sm]{position:absolute;left:700px;top:0;width:740px;height:680px;overflow:hidden}.article-hero-image[data-astro-cid-cfwqw6sm] img[data-astro-cid-cfwqw6sm],.sidebar-image[data-astro-cid-cfwqw6sm] img[data-astro-cid-cfwqw6sm]{width:100%;height:100%;object-fit:cover}.article-hero-overlay[data-astro-cid-cfwqw6sm]{position:absolute;left:0;top:0;width:1170px;height:680px;background:linear-gradient(90deg,#0e1f00 0 34%,#1b3a2800)}.article-category-tag[data-astro-cid-cfwqw6sm]{position:absolute;left:80px;top:150px;display:inline-flex;align-items:center;gap:4px;padding:8px 20px;border:1px solid var(--primary);border-radius:999px;background:#9bce7666;color:var(--primary);font-family:var(--font-caption);font-size:14px;font-weight:600;line-height:1}.article-title[data-astro-cid-cfwqw6sm]{position:absolute;left:80px;top:208px;width:680px;margin:0;color:var(--accent-foreground);white-space:pre-line;font-family:var(--font-primary);font-size:60px;font-weight:700;line-height:1.36}.article-lede[data-astro-cid-cfwqw6sm]{position:absolute;left:80px;top:390px;width:620px;margin:0;color:var(--border);white-space:pre-line;font-family:var(--font-secondary);font-size:22px;font-weight:400;line-height:1.8}.article-meta[data-astro-cid-cfwqw6sm]{position:absolute;left:80px;top:494px;display:flex;align-items:center;gap:12px;width:560px;min-height:34px;color:#d4dcd0;font-family:var(--font-caption);font-size:16px;line-height:1}.author-avatar[data-astro-cid-cfwqw6sm]{width:28px;height:28px;flex:0 0 28px;border:1px solid #ffffff;border-radius:50%;background:url(/images/instructors/instructor-3.jpeg) center / cover}.author-name[data-astro-cid-cfwqw6sm]{color:#fff;font-weight:600}.meta-sep[data-astro-cid-cfwqw6sm]{color:#8aa68e;font-size:12px}.header-chips[data-astro-cid-cfwqw6sm]{position:absolute;left:80px;top:566px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}.header-chips[data-astro-cid-cfwqw6sm] span[data-astro-cid-cfwqw6sm]{display:inline-flex;align-items:center;gap:12px;padding:10px 20px;border-radius:26px;background:#ffffff14;color:#d4dcd0;font-family:var(--font-caption);font-size:16px;font-weight:500;line-height:1}.article-body-layout[data-astro-cid-cfwqw6sm]{display:flex;align-items:flex-start;gap:60px;width:min(100%,1440px);margin:0 auto;padding:60px 80px 40px 194px;box-sizing:border-box;background:var(--background)}.article-main[data-astro-cid-cfwqw6sm]{width:800px;flex:0 0 800px}.article-body[data-astro-cid-cfwqw6sm]{color:var(--foreground);font-family:var(--font-secondary);font-size:16px;font-weight:400;line-height:1.6}.article-body[data-astro-cid-cfwqw6sm]>h1:first-child{display:none}.article-body[data-astro-cid-cfwqw6sm] h1,.article-body[data-astro-cid-cfwqw6sm] h2{margin:0 0 16px;color:var(--foreground);font-family:var(--font-primary);font-size:28px;font-weight:700;line-height:1.35}.article-body[data-astro-cid-cfwqw6sm] h3,.article-body[data-astro-cid-cfwqw6sm] h4{margin:0 0 16px;color:var(--foreground);font-family:var(--font-primary);font-size:14px;font-weight:600;line-height:1.4}.article-body[data-astro-cid-cfwqw6sm] h2:not(:first-child),.article-body[data-astro-cid-cfwqw6sm] h3:not(:first-child),.article-body[data-astro-cid-cfwqw6sm] h4:not(:first-child){margin-top:16px}.article-body[data-astro-cid-cfwqw6sm] p{margin:0 0 16px}.article-body[data-astro-cid-cfwqw6sm] ul,.article-body[data-astro-cid-cfwqw6sm] ol{display:grid;gap:10px;margin:0 0 16px;padding-left:20px;color:var(--foreground);font-size:14px;line-height:1.6}.article-body[data-astro-cid-cfwqw6sm] li{margin:0;padding-left:2px}.article-body[data-astro-cid-cfwqw6sm] blockquote{position:relative;margin:0 0 16px;padding:16px 20px 16px 24px;background:var(--color-success);color:var(--foreground);border-left:4px solid var(--accent);font-family:var(--font-secondary);font-size:14px;font-style:normal;line-height:1.7}.article-body[data-astro-cid-cfwqw6sm] blockquote p{margin:0}.article-body[data-astro-cid-cfwqw6sm] strong{color:var(--foreground);font-weight:700}.article-body[data-astro-cid-cfwqw6sm] a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.article-body[data-astro-cid-cfwqw6sm] table{width:100%;margin:0 0 16px;border-collapse:collapse;font-size:14px}.article-body[data-astro-cid-cfwqw6sm] th,.article-body[data-astro-cid-cfwqw6sm] td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left}.article-body[data-astro-cid-cfwqw6sm] code{padding:2px 6px;background:var(--color-success);font-family:var(--font-caption);font-size:14px}.article-body[data-astro-cid-cfwqw6sm] pre{margin:0 0 16px;padding:16px 20px;overflow-x:auto;background:var(--dark-section);color:var(--dark-section-foreground)}.article-body[data-astro-cid-cfwqw6sm] img{max-width:100%;height:auto}.article-sidebar[data-astro-cid-cfwqw6sm]{display:flex;flex:0 0 280px;width:280px;flex-direction:column;gap:20px}.article-toc[data-astro-cid-cfwqw6sm],.sidebar-card[data-astro-cid-cfwqw6sm]{width:100%;box-sizing:border-box;padding:24px;border-radius:24px;background:#fff;box-shadow:0 10px 24px -8px #1b3a2812}.article-toc[data-astro-cid-cfwqw6sm]{display:flex;flex-direction:column;gap:16px}.article-toc[data-astro-cid-cfwqw6sm] h2[data-astro-cid-cfwqw6sm],.sidebar-card[data-astro-cid-cfwqw6sm] h2[data-astro-cid-cfwqw6sm]{margin:0;color:var(--foreground);font-family:var(--font-primary);font-size:18px;font-weight:700;line-height:1.3}.article-toc[data-astro-cid-cfwqw6sm] ol[data-astro-cid-cfwqw6sm]{display:flex;flex-direction:column;gap:12px;margin:0;padding:0;list-style:none}.article-toc[data-astro-cid-cfwqw6sm] li[data-astro-cid-cfwqw6sm]{display:flex;align-items:center;gap:12px}.toc-badge[data-astro-cid-cfwqw6sm]{display:inline-flex;width:28px;height:28px;flex:0 0 28px;align-items:center;justify-content:center;color:var(--foreground);font-family:var(--font-secondary);font-size:12px;font-weight:600;border-radius:8px;background:var(--accent)}.article-toc[data-astro-cid-cfwqw6sm] li[data-astro-cid-cfwqw6sm]:not(:first-child) .toc-badge[data-astro-cid-cfwqw6sm]{background:#f3f5f0}.article-toc[data-astro-cid-cfwqw6sm] li[data-astro-cid-cfwqw6sm]:first-child .toc-badge[data-astro-cid-cfwqw6sm]{color:#fff}.article-toc[data-astro-cid-cfwqw6sm] a[data-astro-cid-cfwqw6sm]{color:var(--foreground);font-family:var(--font-secondary);font-size:13px;line-height:1.4;text-decoration:none}.core-insight[data-astro-cid-cfwqw6sm],.reading-tips[data-astro-cid-cfwqw6sm]{display:flex;flex-direction:column;gap:16px}.sidebar-card-title[data-astro-cid-cfwqw6sm]{display:flex;align-items:center;gap:12px}.sidebar-card-title[data-astro-cid-cfwqw6sm] span[data-astro-cid-cfwqw6sm],.tip-icon[data-astro-cid-cfwqw6sm]{display:inline-flex;align-items:center;justify-content:center;color:var(--accent);background:#f2f4ef}.sidebar-card-title[data-astro-cid-cfwqw6sm] span[data-astro-cid-cfwqw6sm]{width:44px;height:44px;flex:0 0 44px;border-radius:22px;background:#e6f0df}.sidebar-card-title[data-astro-cid-cfwqw6sm] svg[data-astro-cid-cfwqw6sm],.share-icon[data-astro-cid-cfwqw6sm] svg[data-astro-cid-cfwqw6sm]{width:16px;height:16px}.sidebar-card-title[data-astro-cid-cfwqw6sm] svg[data-astro-cid-cfwqw6sm]{width:22px;height:22px}.article-tip-icon[data-astro-cid-cfwqw6sm] svg[data-astro-cid-cfwqw6sm]{width:16px;height:16px}.core-insight[data-astro-cid-cfwqw6sm] p[data-astro-cid-cfwqw6sm]{margin:0;color:var(--foreground);font-family:var(--font-secondary);font-size:14px;line-height:1.7}.tip-row[data-astro-cid-cfwqw6sm]{display:flex;align-items:center;gap:12px}.tip-icon[data-astro-cid-cfwqw6sm]{width:34px;height:34px;flex:0 0 34px;border-radius:17px}.tip-icon[data-astro-cid-cfwqw6sm] svg[data-astro-cid-cfwqw6sm]{width:18px;height:18px}.tip-row[data-astro-cid-cfwqw6sm] div[data-astro-cid-cfwqw6sm]{display:flex;flex-direction:column;gap:4px}.tip-row[data-astro-cid-cfwqw6sm] h3[data-astro-cid-cfwqw6sm],.tip-row[data-astro-cid-cfwqw6sm] p[data-astro-cid-cfwqw6sm]{margin:0;color:var(--foreground);font-family:var(--font-secondary)}.tip-row[data-astro-cid-cfwqw6sm] h3[data-astro-cid-cfwqw6sm]{font-size:13px;font-weight:600}.tip-row[data-astro-cid-cfwqw6sm] p[data-astro-cid-cfwqw6sm]{font-size:12px;line-height:1.35}.sidebar-image[data-astro-cid-cfwqw6sm]{width:280px;height:360px;border-radius:24px;overflow:hidden}.article-footer[data-astro-cid-cfwqw6sm]{display:flex;flex-direction:column;gap:16px;width:min(100%,1440px);margin:0 auto;padding:24px 80px 32px 194px;box-sizing:border-box;background:var(--background)}.article-tip[data-astro-cid-cfwqw6sm]{display:flex;align-items:center;gap:12px;width:800px;box-sizing:border-box;padding:14px 20px;border-radius:18px;background:#e6eee0}.article-tip-icon[data-astro-cid-cfwqw6sm]{display:inline-flex;width:30px;height:30px;flex:0 0 30px;align-items:center;justify-content:center;border-radius:15px;color:var(--accent);background:#9bce7666}.article-tip[data-astro-cid-cfwqw6sm] p[data-astro-cid-cfwqw6sm]{margin:0;color:var(--foreground);font-family:var(--font-secondary);font-size:14px;line-height:1.6}.article-footer-row[data-astro-cid-cfwqw6sm]{display:flex;align-items:center;justify-content:space-between;width:800px}.article-tags[data-astro-cid-cfwqw6sm],.share-group[data-astro-cid-cfwqw6sm]{display:flex;align-items:center}.article-tags[data-astro-cid-cfwqw6sm]{gap:8px;flex-wrap:wrap}.article-tags-label[data-astro-cid-cfwqw6sm],.share-label[data-astro-cid-cfwqw6sm]{color:#8a9b8a;font-family:var(--font-secondary);font-size:14px}.article-tag-chip[data-astro-cid-cfwqw6sm]{display:inline-flex;padding:6px 14px;border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--foreground);font-family:var(--font-secondary);font-size:13px;font-weight:500;line-height:1}.share-group[data-astro-cid-cfwqw6sm]{gap:10px}.share-icon[data-astro-cid-cfwqw6sm]{display:inline-flex;width:30px;height:30px;flex:0 0 30px;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:15px;background:#fff;color:var(--accent);padding:0}.share-icon[data-astro-cid-cfwqw6sm]:hover,.share-icon[data-astro-cid-cfwqw6sm].is-copied{border-color:var(--accent);background:#f2f4ef}.share-count[data-astro-cid-cfwqw6sm]{color:var(--accent);font-family:var(--font-secondary);font-size:14px;font-weight:500}.article-divider[data-astro-cid-cfwqw6sm]{width:min(100% - 388px,800px);height:1px;margin:0 auto;background:var(--border)}.related-articles-section[data-astro-cid-cfwqw6sm]{width:100%;background:var(--color-success)}.related-articles-container[data-astro-cid-cfwqw6sm]{width:min(100%,1440px);margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:24px;padding:40px 80px 60px;box-sizing:border-box}.related-section-title[data-astro-cid-cfwqw6sm]{margin:0;color:var(--foreground);font-family:var(--font-primary);font-size:24px;font-weight:700;line-height:1.3}.related-section-subtitle[data-astro-cid-cfwqw6sm]{width:min(100%,1052px);margin:0;color:var(--muted-foreground);text-align:center;font-family:var(--font-secondary);font-size:14px;line-height:1.6}.related-articles-grid[data-astro-cid-cfwqw6sm]{display:flex;justify-content:center;gap:16px;width:100%;flex-wrap:wrap}.related-qa-section[data-astro-cid-cfwqw6sm]{width:100%;background:var(--background)}.related-qa-list[data-astro-cid-cfwqw6sm]{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.related-qa-list[data-astro-cid-cfwqw6sm] li[data-astro-cid-cfwqw6sm]{border-bottom:1px solid var(--border);padding-bottom:10px}.related-qa-list[data-astro-cid-cfwqw6sm] li[data-astro-cid-cfwqw6sm]:last-child{border-bottom:0;padding-bottom:0}.related-qa-list[data-astro-cid-cfwqw6sm] a[data-astro-cid-cfwqw6sm]{color:#2d5e3a;font-size:15px;font-weight:500;text-decoration:none}.related-qa-list[data-astro-cid-cfwqw6sm] a[data-astro-cid-cfwqw6sm]:hover{text-decoration:underline}.detail-cta[data-astro-cid-cfwqw6sm]{position:relative;width:100%;min-height:238px;border-radius:24px;background:#dde6d6;overflow:hidden}.detail-cta-inner[data-astro-cid-cfwqw6sm]{width:min(100%,1440px);min-height:238px;margin:0 auto;padding:52px 80px 52px 194px;box-sizing:border-box}.detail-cta-copy[data-astro-cid-cfwqw6sm]{display:flex;flex-direction:column;gap:10px;width:min(100%,419px)}.detail-cta[data-astro-cid-cfwqw6sm] h2[data-astro-cid-cfwqw6sm]{margin:0;color:var(--foreground);font-family:var(--font-primary);font-size:28px;font-weight:700;line-height:1.3}.detail-cta[data-astro-cid-cfwqw6sm] p[data-astro-cid-cfwqw6sm]{width:419px;margin:0;color:var(--foreground);font-family:var(--font-secondary);font-size:16px;line-height:1.6}.detail-cta[data-astro-cid-cfwqw6sm] a[data-astro-cid-cfwqw6sm]{display:inline-flex;align-self:flex-start;align-items:center;gap:8px;padding:14px 24px;border-radius:10px;background:var(--ring);color:#fff;font-family:var(--font-secondary);font-size:16px;font-weight:600;text-decoration:none}@media(max-width:1180px){.article-body-layout[data-astro-cid-cfwqw6sm]{padding:52px 40px 40px;justify-content:center}.article-sidebar[data-astro-cid-cfwqw6sm]{display:none}.article-footer[data-astro-cid-cfwqw6sm]{align-items:center;padding:24px 40px 32px}.detail-cta-inner[data-astro-cid-cfwqw6sm]{padding:48px 40px}}@media(max-width:820px){.article-hero[data-astro-cid-cfwqw6sm]{width:100%;height:auto;min-height:680px;padding:132px 32px 48px;box-sizing:border-box}.article-hero-image[data-astro-cid-cfwqw6sm]{left:0;width:100%;opacity:.55}.article-hero-overlay[data-astro-cid-cfwqw6sm]{width:100%;background:linear-gradient(90deg,#0e1f00 0 55%,#1b3a2833)}.article-category-tag[data-astro-cid-cfwqw6sm],.article-title[data-astro-cid-cfwqw6sm],.article-lede[data-astro-cid-cfwqw6sm],.article-meta[data-astro-cid-cfwqw6sm],.header-chips[data-astro-cid-cfwqw6sm]{position:relative;left:auto;top:auto;width:min(100%,680px)}.article-category-tag[data-astro-cid-cfwqw6sm]{width:fit-content;max-width:100%;margin-bottom:26px}.article-title[data-astro-cid-cfwqw6sm]{font-size:44px}.article-lede[data-astro-cid-cfwqw6sm]{margin-top:22px;font-size:18px}.article-meta[data-astro-cid-cfwqw6sm]{margin-top:24px;flex-wrap:wrap;line-height:1.5}.header-chips[data-astro-cid-cfwqw6sm]{margin-top:28px}.article-body-layout[data-astro-cid-cfwqw6sm]{display:block;padding:44px 24px 36px}.article-main[data-astro-cid-cfwqw6sm]{width:min(100%,800px);flex-basis:auto;margin:0 auto}.article-footer-row[data-astro-cid-cfwqw6sm],.article-tip[data-astro-cid-cfwqw6sm]{width:min(100%,800px)}.article-footer-row[data-astro-cid-cfwqw6sm]{align-items:flex-start;gap:18px;flex-direction:column}.article-divider[data-astro-cid-cfwqw6sm]{width:calc(100% - 48px)}.related-articles-container[data-astro-cid-cfwqw6sm]{padding:40px 24px 52px}.detail-cta[data-astro-cid-cfwqw6sm]{height:auto;min-height:238px}.detail-cta-inner[data-astro-cid-cfwqw6sm]{min-height:238px;padding:40px 24px}.detail-cta-copy[data-astro-cid-cfwqw6sm]{width:min(100%,560px)}.detail-cta[data-astro-cid-cfwqw6sm] p[data-astro-cid-cfwqw6sm]{width:100%}}@media(max-width:480px){.article-hero[data-astro-cid-cfwqw6sm]{min-height:620px;padding:116px 16px 40px}.article-title[data-astro-cid-cfwqw6sm]{font-size:34px;line-height:1.28}.article-lede[data-astro-cid-cfwqw6sm]{font-size:16px;line-height:1.65}.article-meta[data-astro-cid-cfwqw6sm]{font-size:14px;gap:10px}.header-chips[data-astro-cid-cfwqw6sm] span[data-astro-cid-cfwqw6sm]{padding:8px 14px;font-size:14px}.article-body-layout[data-astro-cid-cfwqw6sm]{padding:36px 16px 32px}.article-body[data-astro-cid-cfwqw6sm] h1,.article-body[data-astro-cid-cfwqw6sm] h2{font-size:24px}.article-footer[data-astro-cid-cfwqw6sm]{padding:20px 16px 28px}.article-tip[data-astro-cid-cfwqw6sm]{align-items:flex-start}.article-tags[data-astro-cid-cfwqw6sm],.share-group[data-astro-cid-cfwqw6sm]{align-items:flex-start;flex-wrap:wrap}.related-section-subtitle[data-astro-cid-cfwqw6sm]{text-align:left}.detail-cta[data-astro-cid-cfwqw6sm] h2[data-astro-cid-cfwqw6sm]{font-size:24px}}