.bl-header[data-astro-cid-bl7sqnst]{background:radial-gradient(900px 360px at 85% -30%,var(--accent-soft) 0%,transparent 58%),var(--paper);border-bottom:1px solid var(--line);padding:48px 24px 52px}.bl-header-inner[data-astro-cid-bl7sqnst]{max-width:760px;margin:0 auto}.ch-breadcrumb[data-astro-cid-bl7sqnst]{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:.82rem;color:var(--muted);margin-bottom:22px}.ch-breadcrumb[data-astro-cid-bl7sqnst] a[data-astro-cid-bl7sqnst]{color:var(--muted);text-decoration:none}.ch-breadcrumb[data-astro-cid-bl7sqnst] a[data-astro-cid-bl7sqnst]:hover{color:var(--accent)}.ch-breadcrumb[data-astro-cid-bl7sqnst] svg[data-astro-cid-bl7sqnst]{width:13px;height:13px;opacity:.6}.bl-title[data-astro-cid-bl7sqnst]{font-family:var(--font-serif);font-size:var(--step-4);font-weight:600;line-height:1.05;color:var(--ink);margin:0 0 14px;letter-spacing:-.02em}.bl-desc[data-astro-cid-bl7sqnst]{font-size:var(--step-1);line-height:1.55;color:var(--body);margin:0;max-width:60ch}.bl-content[data-astro-cid-bl7sqnst]{background:var(--surface);padding:52px 24px 72px}.bl-content-inner[data-astro-cid-bl7sqnst]{max-width:760px;margin:0 auto}.bl-quick-answer[data-astro-cid-bl7sqnst]{background:var(--accent-soft);border:1px solid var(--accent-line);border-radius:14px;padding:22px 26px;margin:0 0 40px}.bl-qa-label[data-astro-cid-bl7sqnst]{display:inline-flex;align-items:center;gap:8px;font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-deep);margin-bottom:10px}.bl-qa-label[data-astro-cid-bl7sqnst]:before{content:"";width:16px;height:1px;background:var(--accent-deep)}.bl-qa-text[data-astro-cid-bl7sqnst]{font-size:1.06rem;line-height:1.7;color:var(--ink);margin:0;font-weight:500}.bl-faq[data-astro-cid-bl7sqnst]{margin:56px 0 0;border-top:1px solid var(--line);padding-top:40px}.bl-faq-heading[data-astro-cid-bl7sqnst]{font-family:var(--font-serif);font-size:var(--step-2);font-weight:600;color:var(--ink);margin:0 0 20px}.bl-faq-item[data-astro-cid-bl7sqnst]{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}.bl-faq-item[data-astro-cid-bl7sqnst][open]{border-color:var(--accent-line)}.bl-faq-q[data-astro-cid-bl7sqnst]{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 22px;font-size:1rem;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;line-height:1.4}.bl-faq-q[data-astro-cid-bl7sqnst]::-webkit-details-marker{display:none}.bl-faq-q[data-astro-cid-bl7sqnst]:after{content:"+";flex-shrink:0;font-size:1.4rem;font-weight:300;color:var(--muted);line-height:1;transition:transform .2s}details[data-astro-cid-bl7sqnst][open] .bl-faq-q[data-astro-cid-bl7sqnst]:after{transform:rotate(45deg)}.bl-faq-a[data-astro-cid-bl7sqnst]{padding:0 22px 20px;font-size:.97rem;line-height:1.7;color:var(--body);margin:0}.bl-related[data-astro-cid-bl7sqnst]{margin:64px 0 8px;border-top:1px solid var(--line);padding-top:40px}.bl-related-heading[data-astro-cid-bl7sqnst]{font-family:var(--font-serif);font-size:var(--step-2);font-weight:600;color:var(--ink);margin:0 0 20px}.bl-related-list[data-astro-cid-bl7sqnst]{list-style:none;padding:0;margin:0;display:grid;gap:12px}.bl-related-card[data-astro-cid-bl7sqnst]{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;border:1px solid var(--line);border-radius:14px;background:var(--surface);text-decoration:none;transition:border-color .15s,box-shadow .2s,transform .15s}.bl-related-card[data-astro-cid-bl7sqnst]:hover{border-color:var(--accent-line);box-shadow:var(--shadow-md);transform:translateY(-2px)}.bl-related-title[data-astro-cid-bl7sqnst]{font-family:var(--font-serif);font-size:1.06rem;font-weight:600;color:var(--ink)}.bl-related-arrow[data-astro-cid-bl7sqnst]{width:18px;height:18px;color:var(--line);flex-shrink:0;transition:color .15s,transform .15s}.bl-related-card[data-astro-cid-bl7sqnst]:hover .bl-related-arrow[data-astro-cid-bl7sqnst]{color:var(--accent);transform:translate(3px)}.bl-back[data-astro-cid-bl7sqnst]{margin-top:44px}.bl-back-link[data-astro-cid-bl7sqnst]{display:inline-flex;align-items:center;gap:8px;font-size:.92rem;font-weight:600;color:var(--accent);text-decoration:none}.bl-back-link[data-astro-cid-bl7sqnst]:hover{color:var(--accent-deep);gap:11px}.bl-back-link[data-astro-cid-bl7sqnst]{transition:gap .15s,color .15s}@media(max-width:640px){.bl-header[data-astro-cid-bl7sqnst]{padding:36px 20px 40px}.bl-content[data-astro-cid-bl7sqnst]{padding:40px 20px 56px}}