@import"https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Noto+Serif+JP:wght@300;400&family=Cormorant+Garamond:wght@300;400;600&family=Inter:wght@300;400;500&display=swap";.astro-route-announcer{position:absolute;left:0;top:0;clip:rect(0 0 0 0);clip-path:inset(50%);overflow:hidden;white-space:nowrap;width:1px;height:1px}.site-header[data-astro-cid-3ef6ksr2]{position:sticky;top:0;z-index:var(--z-header);backdrop-filter:blur(12px);background-color:#0b1a36d9;border-bottom:1px solid var(--color-border)}.site-header__inner[data-astro-cid-3ef6ksr2]{display:flex;justify-content:space-between;align-items:center;padding-block:var(--space-md);gap:var(--space-md)}.site-header__brand[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;gap:.1em;text-decoration:none;color:var(--color-text-primary)}.site-header__title[data-astro-cid-3ef6ksr2]{font-size:var(--font-size-lg);color:var(--color-text-primary);line-height:1.2}.site-header__subtitle[data-astro-cid-3ef6ksr2]{font-size:var(--font-size-sm);color:var(--color-accent);line-height:1.2}.site-header__nav[data-astro-cid-3ef6ksr2]{display:flex;gap:var(--space-md)}.site-header__nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{color:var(--color-text-secondary);text-decoration:none;font-size:var(--font-size-sm);transition:color var(--transition-fast)}.site-header__nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{color:var(--color-accent)}@media (max-width: 768px){.site-header__inner[data-astro-cid-3ef6ksr2]{flex-direction:column;align-items:flex-start;gap:var(--space-xs)}}.site-footer[data-astro-cid-sz7xmlte]{margin-top:var(--space-2xl);padding-block:var(--space-xl);border-top:1px solid var(--color-border);background-color:var(--color-bg-secondary)}.site-footer__inner[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:var(--space-md)}.site-footer__brand[data-astro-cid-sz7xmlte]{display:flex;flex-direction:column;gap:.25rem}.site-footer__name[data-astro-cid-sz7xmlte]{font-size:var(--font-size-lg);color:var(--color-text-primary)}.site-footer__sep[data-astro-cid-sz7xmlte]{color:var(--color-accent);margin-inline:.5em}.site-footer__tagline[data-astro-cid-sz7xmlte]{color:var(--color-text-secondary);font-size:var(--font-size-sm)}.site-footer__nav[data-astro-cid-sz7xmlte]{display:flex;gap:var(--space-md);flex-wrap:wrap}.site-footer__nav[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--color-text-secondary);text-decoration:none;font-size:var(--font-size-sm)}.site-footer__nav[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:var(--color-accent)}.site-footer__ai-notice[data-astro-cid-sz7xmlte]{color:var(--color-text-muted);font-size:var(--font-size-sm);line-height:1.7;padding-top:var(--space-sm);border-top:1px solid var(--color-border)}.site-footer__copyright[data-astro-cid-sz7xmlte]{color:var(--color-text-muted);font-size:var(--font-size-sm)}:root{--color-bg-primary: #0B1A36;--color-bg-secondary: #1A2952;--color-accent: #D4B97A;--color-accent-sub: #F2EAD3;--color-text-primary: #FFFFFF;--color-text-secondary: rgba(255, 255, 255, .72);--color-text-muted: rgba(255, 255, 255, .48);--color-text-light-bg: #1A2952;--color-border: rgba(212, 185, 122, .24);--color-surface: rgba(26, 41, 82, .5);--font-body-ja: "Noto Sans JP", "Yu Gothic Medium", "Hiragino Sans", sans-serif;--font-body-en: "Inter", system-ui, -apple-system, sans-serif;--font-heading-ja: "Noto Sans JP", "Yu Gothic Bold", "Hiragino Sans", sans-serif;--font-heading-en: "Inter", system-ui, sans-serif;--font-logo-ja: "Noto Serif JP", "游明朝", "Hiragino Mincho ProN", serif;--font-logo-en: "Cormorant Garamond", "Times New Roman", serif;--space-xs: .5rem;--space-sm: 1rem;--space-md: 1.5rem;--space-lg: 2.5rem;--space-xl: 4rem;--space-2xl: 6rem;--font-size-base: 1.0625rem;--line-height-base: 1.85;--font-size-sm: .875rem;--font-size-lg: 1.125rem;--font-size-h1: 2.5rem;--font-size-h2: 1.875rem;--font-size-h3: 1.375rem;--font-size-h4: 1.125rem;--content-width: 720px;--content-width-wide: 960px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 16px;--transition-fast: .15s ease;--transition-base: .25s ease;--z-header: 100;--z-modal: 200;color-scheme:dark}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:100%;scroll-behavior:smooth;line-height:var(--line-height-base);-webkit-text-size-adjust:100%;text-size-adjust:100%}body{background-color:var(--color-bg-primary);color:var(--color-text-primary);font-family:var(--font-body-ja);font-size:var(--font-size-base);line-height:var(--line-height-base);font-weight:400;min-height:100dvh;display:flex;flex-direction:column}main{flex:1}img,video{max-width:100%;height:auto;display:block}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px;border-radius:var(--radius-sm)}.skip-link{position:absolute;top:-100%;left:var(--space-sm);background:var(--color-accent);color:var(--color-text-light-bg);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);font-weight:500;z-index:var(--z-modal);text-decoration:none;transition:top var(--transition-fast)}.skip-link:focus{top:var(--space-sm)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading-ja);font-weight:500;line-height:1.4;letter-spacing:.02em;color:var(--color-text-primary)}h1{font-size:var(--font-size-h1)}h2{font-size:var(--font-size-h2)}h3{font-size:var(--font-size-h3)}h4{font-size:var(--font-size-h4)}p{margin-bottom:var(--space-md);line-height:var(--line-height-base)}a{color:var(--color-accent);text-decoration:underline;text-underline-offset:3px;transition:color var(--transition-fast),opacity var(--transition-fast)}a:hover{opacity:.82}ul,ol{padding-left:var(--space-md);margin-bottom:var(--space-md)}li{line-height:var(--line-height-base);margin-bottom:.25em}.logo-ja{font-family:var(--font-logo-ja);font-weight:300}.logo-en{font-family:var(--font-logo-en);font-weight:300;letter-spacing:.08em}.container{max-width:var(--content-width-wide);margin-inline:auto;padding-inline:var(--space-md)}.container--narrow{max-width:var(--content-width);margin-inline:auto;padding-inline:var(--space-md)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.text-accent{color:var(--color-accent)}.text-muted{color:var(--color-text-muted)}.text-secondary{color:var(--color-text-secondary)}hr{border:none;border-top:1px solid var(--color-border);margin-block:var(--space-lg)}@supports (animation-timeline: scroll()){@media (prefers-reduced-motion: no-preference){.animate-on-scroll{opacity:0;transform:translateY(12px);animation:fade-in-up linear both;animation-timeline:view();animation-range:entry 0% entry 30%}@keyframes fade-in-up{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}}}@media (max-width: 768px){:root{--font-size-h1: 1.875rem;--font-size-h2: 1.5rem;--font-size-h3: 1.25rem}.container,.container--narrow{padding-inline:var(--space-sm)}}