html,body{margin:0;width:100%;height:100%;overflow-x:hidden}.site-header[data-astro-cid-sckkx6r4]{position:sticky;top:0;z-index:50;background:#fffffff0;backdrop-filter:blur(8px);border-bottom:1px solid #e2e8f0;box-shadow:0 1px 8px #0f172a0a}.header-nav[data-astro-cid-sckkx6r4]{max-width:1160px;margin:0 auto;padding:10px 20px}.header-desktop[data-astro-cid-sckkx6r4]{display:none}.site-logo[data-astro-cid-sckkx6r4],.mobile-logo[data-astro-cid-sckkx6r4]{color:#0f172a;text-decoration:none;font-weight:500;letter-spacing:.12em}.global-nav[data-astro-cid-sckkx6r4]{list-style:none;padding:0;margin:0}.nav-link[data-astro-cid-sckkx6r4]{display:flex;flex-direction:column;gap:2px;text-decoration:none;color:#0f172a;transition:transform .24s ease,color .24s ease,background-color .24s ease}.nav-ja[data-astro-cid-sckkx6r4]{font-size:.92rem}.nav-en[data-astro-cid-sckkx6r4]{font-size:.68rem;letter-spacing:.14em;color:#64748b;transition:color .24s ease}.header-mobile[data-astro-cid-sckkx6r4]{display:grid;grid-template-columns:40px 1fr 40px;align-items:center}.mobile-logo[data-astro-cid-sckkx6r4]{justify-self:center;font-size:.94rem}.mobile-spacer[data-astro-cid-sckkx6r4]{width:40px;height:40px}.menu-toggle[data-astro-cid-sckkx6r4]{width:40px;height:40px;border:none;border-radius:0;background:transparent;display:inline-flex;flex-direction:column;justify-content:center;gap:4px;padding:0 10px;cursor:pointer}.menu-toggle[data-astro-cid-sckkx6r4] span[data-astro-cid-sckkx6r4]{display:block;height:1.5px;background:#0f172a}.mobile-overlay[data-astro-cid-sckkx6r4]{position:fixed;inset:0;background:#0f172a24;opacity:0;transition:opacity .26s ease;pointer-events:none;z-index:40}.mobile-overlay[data-astro-cid-sckkx6r4].is-open{opacity:1;pointer-events:auto}.mobile-menu[data-astro-cid-sckkx6r4]{position:fixed;top:0;left:0;width:min(82vw,320px);height:100vh;background:#fff;border-right:1px solid #e2e8f0;transform:translate(-100%);transition:transform .3s ease;z-index:45}.mobile-menu[data-astro-cid-sckkx6r4].is-open{transform:translate(0)}.mobile-menu-header[data-astro-cid-sckkx6r4]{display:flex;justify-content:space-between;align-items:center;padding:18px 18px 14px;border-bottom:1px solid #f1f5f9}.mobile-menu-label[data-astro-cid-sckkx6r4]{font-size:.7rem;letter-spacing:.28em;color:#64748b}.mobile-menu-close[data-astro-cid-sckkx6r4]{border:none;background:transparent;color:#334155;font-size:1.45rem;line-height:1;padding:4px 8px;cursor:pointer}.mobile-nav-list[data-astro-cid-sckkx6r4]{padding-bottom:24px}.mobile-nav-list[data-astro-cid-sckkx6r4] li[data-astro-cid-sckkx6r4]{border-bottom:1px solid #f1f5f9}.mobile-nav-list[data-astro-cid-sckkx6r4] .nav-link[data-astro-cid-sckkx6r4]{padding:14px 20px}.mobile-nav-link[data-astro-cid-sckkx6r4]{display:grid;grid-template-columns:16px 1fr;column-gap:10px}.mobile-nav-link[data-astro-cid-sckkx6r4] .nav-ja[data-astro-cid-sckkx6r4],.mobile-nav-link[data-astro-cid-sckkx6r4] .nav-en[data-astro-cid-sckkx6r4]{grid-column:2}.mobile-arrow[data-astro-cid-sckkx6r4]{grid-row:1 / span 2;align-self:center;color:#64748b;font-size:.85rem}.nav-link[data-astro-cid-sckkx6r4]:hover,.nav-link[data-astro-cid-sckkx6r4]:focus-visible{transform:translate(4px);color:#1e293b}.nav-link[data-astro-cid-sckkx6r4]:hover .nav-en[data-astro-cid-sckkx6r4],.nav-link[data-astro-cid-sckkx6r4]:focus-visible .nav-en[data-astro-cid-sckkx6r4]{color:#475569}@media(min-width:900px){.header-mobile[data-astro-cid-sckkx6r4],.mobile-menu[data-astro-cid-sckkx6r4],.mobile-overlay[data-astro-cid-sckkx6r4]{display:none}.header-desktop[data-astro-cid-sckkx6r4]{display:flex;align-items:center;justify-content:space-between;gap:28px}.site-logo[data-astro-cid-sckkx6r4]{font-size:1.16rem;letter-spacing:.16em;white-space:nowrap}.desktop-nav[data-astro-cid-sckkx6r4]{display:flex;align-items:center;gap:24px}.desktop-nav[data-astro-cid-sckkx6r4] .nav-link[data-astro-cid-sckkx6r4]{padding:4px;align-items:center;text-align:center;min-width:84px}}.site-footer[data-astro-cid-sckkx6r4]{padding:28px 20px 36px;text-align:center;border-top:1px solid #e5e7eb;background:#fff}.footer-nav[data-astro-cid-sckkx6r4]{list-style:none;display:flex;justify-content:center;gap:20px;padding:0;margin:0 0 16px;flex-wrap:wrap}.footer-nav[data-astro-cid-sckkx6r4] a[data-astro-cid-sckkx6r4]{text-decoration:none;color:#334155;font-size:.95rem}.copyright[data-astro-cid-sckkx6r4]{margin:0;font-size:.9rem;color:#64748b}