:root{color-scheme:light dark;--color-primary:#7c3aed;--color-primary-dark:#5b21b6;--color-primary-light:#8b5cf6;--color-primary-pale:#ede9fe;--color-accent:#d81b60;--color-bg:#faf8ff;--color-surface:#fff;--color-surface-alt:#f4f0ff;--color-text:#1f1b2e;--color-text-muted:#6b6480;--color-border:#e5e0f0;--color-on-primary:#fff;--color-header-bg:#ffffffeb;--color-hero-glow-accent:#d81b6024;--color-hero-glow-primary:#7c3aed33;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:40px;--space-2xl:64px;--radius-sm:6px;--radius-md:12px;--radius-lg:20px;--radius-full:999px;--shadow-sm:0 1px 3px #1f1b2e14;--shadow-md:0 4px 16px #1f1b2e1a;--shadow-lg:0 12px 32px #5b21b629;--font-xs:12px;--font-sm:14px;--font-md:16px;--font-lg:20px;--font-xl:28px;--font-2xl:36px;--container-width:1080px;--header-height:64px;--transition:.2s ease}@media (prefers-color-scheme:dark){:root{--color-primary:#a78bfa;--color-primary-dark:#cabaff;--color-primary-light:#9f85f8;--color-primary-pale:#2b2342;--color-accent:#f472b6;--color-bg:#141021;--color-surface:#211b33;--color-surface-alt:#1a1529;--color-text:#ede9f5;--color-text-muted:#a79fbd;--color-border:#322a4a;--color-on-primary:#17122a;--color-header-bg:#141021e6;--color-hero-glow-accent:#f472b624;--color-hero-glow-primary:#a78bfa2e;--shadow-sm:0 1px 3px #00000080;--shadow-md:0 4px 16px #0000008c;--shadow-lg:0 12px 32px #000000a6}}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--color-bg);color:var(--color-text);font-family:Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,system-ui,sans-serif;font-size:var(--font-md);-webkit-text-size-adjust:100%;margin:0;line-height:1.8}h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.4}p{margin:0}ul,ol{margin:0;padding:0}img{max-width:100%;height:auto;display:block}a{color:var(--color-primary-dark);transition:color var(--transition);text-decoration:none}a:hover{color:var(--color-primary)}:focus-visible{outline:3px solid var(--color-primary-light);outline-offset:2px}.container{width:100%;max-width:var(--container-width);padding-inline:var(--space-md);margin-inline:auto}.section{padding-block:var(--space-2xl)}[hidden]{display:none!important}.visually-hidden{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}@media (width<=640px){:root{--font-xl:24px;--font-2xl:28px;--space-2xl:40px}}.header[data-astro-cid-vwn3tmth]{z-index:10;background:var(--color-header-bg);border-bottom:1px solid var(--color-border);backdrop-filter:blur(8px);position:sticky;top:0}.inner[data-astro-cid-vwn3tmth]{justify-content:space-between;align-items:center;gap:var(--space-md);min-height:var(--header-height);display:flex}.brand[data-astro-cid-vwn3tmth]{align-items:center;gap:var(--space-sm);color:var(--color-text);font-weight:700;display:flex}.brand-mark[data-astro-cid-vwn3tmth]{border-radius:var(--radius-full);background:linear-gradient(135deg, var(--color-primary), var(--color-accent));width:32px;height:32px;color:var(--color-on-primary);font-size:var(--font-sm);place-items:center;display:grid}.brand-name[data-astro-cid-vwn3tmth]{font-size:var(--font-lg)}.menu-toggle[data-astro-cid-vwn3tmth]{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);cursor:pointer;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:0 10px;display:none}.bar[data-astro-cid-vwn3tmth]{border-radius:var(--radius-full);background:var(--color-primary-dark);height:2px;display:block}.nav-list[data-astro-cid-vwn3tmth]{gap:var(--space-lg);list-style:none;display:flex}.nav-link[data-astro-cid-vwn3tmth]{padding-block:var(--space-sm);color:var(--color-text-muted);font-size:var(--font-sm);font-weight:700;display:inline-block;position:relative}.nav-link[data-astro-cid-vwn3tmth]:after{content:"";inset-inline:0;border-radius:var(--radius-full);background:var(--color-primary);height:2px;transition:transform var(--transition);position:absolute;bottom:2px;transform:scaleX(0)}.nav-link[data-astro-cid-vwn3tmth]:hover:after,.nav-link[data-astro-cid-vwn3tmth].is-active:after{transform:scaleX(1)}.nav-link[data-astro-cid-vwn3tmth].is-active{color:var(--color-primary-dark)}@media (width<=768px){.menu-toggle[data-astro-cid-vwn3tmth]{display:flex}.nav[data-astro-cid-vwn3tmth]{inset-inline:0;background:var(--color-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-md);display:none;position:absolute;top:100%}.nav[data-astro-cid-vwn3tmth].is-open{display:block}.nav-list[data-astro-cid-vwn3tmth]{padding:var(--space-sm) var(--space-md);flex-direction:column;gap:0}.nav-link[data-astro-cid-vwn3tmth]{padding:var(--space-md) 0;border-bottom:1px solid var(--color-border);font-size:var(--font-md);display:block}.nav-list[data-astro-cid-vwn3tmth] li[data-astro-cid-vwn3tmth]:last-child .nav-link[data-astro-cid-vwn3tmth]{border-bottom:none}}.footer[data-astro-cid-qup6pdxl]{margin-top:var(--space-2xl);padding-block:var(--space-xl);background:var(--color-surface-alt);border-top:1px solid var(--color-border)}.columns[data-astro-cid-qup6pdxl]{gap:var(--space-xl);grid-template-columns:2fr 1fr 1fr;display:grid}.site-name[data-astro-cid-qup6pdxl]{font-size:var(--font-lg);font-weight:700}.policy[data-astro-cid-qup6pdxl]{margin-top:var(--space-sm);color:var(--color-text-muted);font-size:var(--font-sm)}.link-list[data-astro-cid-qup6pdxl],.sns-list[data-astro-cid-qup6pdxl]{list-style:none}.link-list[data-astro-cid-qup6pdxl] li[data-astro-cid-qup6pdxl]{margin-bottom:var(--space-xs);font-size:var(--font-sm)}.sns-heading[data-astro-cid-qup6pdxl]{margin-bottom:var(--space-sm);font-size:var(--font-sm);font-weight:700}.sns-list[data-astro-cid-qup6pdxl]{gap:var(--space-sm);display:flex}.sns-symbol[data-astro-cid-qup6pdxl]{border-radius:var(--radius-full);background:var(--color-surface);border:1px solid var(--color-border);width:36px;height:36px;color:var(--color-primary-dark);font-size:var(--font-sm);transition:background var(--transition), color var(--transition);place-items:center;font-weight:700;display:grid}.sns-symbol[data-astro-cid-qup6pdxl]:hover{background:var(--color-primary);color:var(--color-on-primary)}.copyright[data-astro-cid-qup6pdxl]{margin-top:var(--space-xl);padding-top:var(--space-md);border-top:1px solid var(--color-border);color:var(--color-text-muted);font-size:var(--font-xs);text-align:center}@media (width<=768px){.columns[data-astro-cid-qup6pdxl]{gap:var(--space-lg);grid-template-columns:1fr}}