:root{--color-primary: #2d6a4f;--color-primary-dark: #1b4332;--color-primary-light: #52b788;--color-primary-pale: #d8f3dc;--color-accent: #b7791f;--color-text: #1f2937;--color-text-muted: #6b7280;--color-text-invert: #ffffff;--color-bg: #fdfdf8;--color-bg-surface: #ffffff;--color-bg-subtle: #f3f4ee;--color-border: #e5e7e0;--color-danger: #b91c1c;--cud-orange: #e69f00;--cud-skyblue: #56b4e9;--cud-green: #009e73;--cud-yellow: #f0e442;--cud-blue: #0072b2;--cud-vermillion: #d55e00;--cud-purple: #cc79a7;--cud-gray: #999999;--font-sans: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", "Meiryo", sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.375rem;--font-size-2xl: 1.75rem;--font-size-3xl: 2.25rem;--line-height-tight: 1.3;--line-height-base: 1.8;--font-weight-normal: 400;--font-weight-bold: 700;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-6: 1.5rem;--space-8: 2rem;--space-12: 3rem;--space-16: 4rem;--space-24: 6rem;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(31, 41, 55, .08);--shadow-md: 0 4px 16px rgba(31, 41, 55, .1);--shadow-lg: 0 12px 32px rgba(31, 41, 55, .14);--content-width: 72rem;--content-width-narrow: 46rem;--header-height: 3.5rem;--transition-fast: .15s ease;--transition-base: .25s ease}*,*:before,*:after{box-sizing:border-box}html{font-family:var(--font-sans);font-size:16px;line-height:var(--line-height-base);color:var(--color-text);background:var(--color-bg);-webkit-text-size-adjust:100%}body{margin:0;min-height:100dvh;display:flex;flex-direction:column}main{flex:1}h1,h2,h3,h4{line-height:var(--line-height-tight);font-weight:var(--font-weight-bold);margin:0 0 var(--space-4)}p{margin:0 0 var(--space-4)}a{color:var(--color-primary);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:var(--color-primary-dark)}img{max-width:100%;height:auto}.container{max-width:var(--content-width);margin-inline:auto;padding-inline:var(--space-4)}.container-narrow{max-width:var(--content-width-narrow);margin-inline:auto;padding-inline:var(--space-4)}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}header[data-astro-cid-3ef6ksr2]{height:var(--header-height);background:var(--color-bg-surface);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100}.inner[data-astro-cid-3ef6ksr2]{height:100%;display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.brand[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:var(--space-2);font-weight:var(--font-weight-bold);font-size:var(--font-size-lg);color:var(--color-primary-dark);text-decoration:none}nav[data-astro-cid-3ef6ksr2]{display:flex;gap:var(--space-4)}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{text-decoration:none;font-size:var(--font-size-sm);color:var(--color-text);padding:var(--space-2) 0;white-space:nowrap}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2][aria-current=page]{color:var(--color-primary);font-weight:var(--font-weight-bold);border-bottom:2px solid var(--color-primary)}.nav-toggle[data-astro-cid-3ef6ksr2]{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.hamburger[data-astro-cid-3ef6ksr2]{display:none}@media(max-width:640px){.hamburger[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;justify-content:center;width:2.5rem;height:2.5rem;cursor:pointer;border-radius:var(--radius-sm);color:var(--color-text)}.hamburger[data-astro-cid-3ef6ksr2] svg[data-astro-cid-3ef6ksr2]{stroke:currentColor;stroke-width:2;stroke-linecap:round}.nav-toggle[data-astro-cid-3ef6ksr2]:checked~.hamburger[data-astro-cid-3ef6ksr2]{background:var(--color-bg-subtle)}.nav-toggle[data-astro-cid-3ef6ksr2]:focus-visible~.hamburger[data-astro-cid-3ef6ksr2]{outline:2px solid var(--color-primary);outline-offset:2px}nav[data-astro-cid-3ef6ksr2]{display:none}.nav-toggle[data-astro-cid-3ef6ksr2]:checked~nav[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;gap:0;position:absolute;top:100%;right:0;left:0;background:var(--color-bg-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-md);padding:var(--space-2) 0}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding:var(--space-3) var(--space-4);font-size:var(--font-size-base)}nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2][aria-current=page]{border-bottom:none;background:var(--color-primary-pale)}}footer[data-astro-cid-sz7xmlte]{background:var(--color-bg-subtle);border-top:1px solid var(--color-border);padding:var(--space-8) 0;font-size:var(--font-size-xs);color:var(--color-text-muted)}footer[data-astro-cid-sz7xmlte].compact{padding:var(--space-3) 0}footer[data-astro-cid-sz7xmlte].compact p[data-astro-cid-sz7xmlte]{margin-bottom:var(--space-1)}.disclaimer[data-astro-cid-sz7xmlte]{font-weight:var(--font-weight-bold)}main[data-astro-cid-5hce7sga].fullscreen{display:flex;flex-direction:column;height:calc(100dvh - var(--header-height));flex:none;min-height:0}