:root{color-scheme:light;--color-bg: #fffcf7;--color-bg-subtle: #fbf4ea;--color-surface: #ffffff;--color-border: #ede2d3;--color-text: #3b3531;--color-text-muted: #7b7169;--color-primary: #e5883d;--color-primary-dark: #c46f2c;--color-accent: #6ba88c;--color-highlight: #fce9c9;--font-heading: "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "ヒラギノ丸ゴ ProN W4", sans-serif;--font-body: "Noto Sans JP", "Hiragino Sans", "ヒラギノ角ゴシック", "Yu Gothic", sans-serif;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--space-8: 64px;--space-9: 96px;--space-10: 112px;--radius-sm: 8px;--radius-md: 16px;--radius-full: 999px;--shadow-card: 0 2px 8px rgba(59, 53, 49, .06);--shadow-card-hover: 0 8px 20px rgba(59, 53, 49, .1);--container: 1080px;--container-read: 640px;--header-h: 56px;--section-y: var(--space-8)}@media(min-width:900px){:root{--header-h: 72px;--section-y: var(--space-10)}}*,*:before,*:after{box-sizing:border-box}*{margin:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);font-size:15px;line-height:1.9;font-weight:400;-webkit-font-smoothing:antialiased;overflow-wrap:break-word}@media(min-width:900px){body{font-size:16px}}img,svg,video{display:block;max-width:100%;height:auto}button,input,textarea,select{font:inherit;color:inherit}ul,ol{list-style:none;padding:0}a{color:var(--color-primary-dark);text-decoration-thickness:1px;text-underline-offset:3px}:focus-visible{outline:2px solid var(--color-primary-dark);outline-offset:2px;border-radius:4px}h1,h2,h3,h4{font-family:var(--font-heading);font-weight:700;line-height:1.5;word-break:auto-phrase}.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--space-5)}@media(min-width:900px){.container{padding-inline:var(--space-6)}}.section{padding-block:var(--section-y);scroll-margin-top:calc(var(--header-h) + 8px)}.section--subtle{background:var(--color-bg-subtle)}.read-width{max-width:var(--container-read);margin-inline:auto}.skip-link{position:absolute;left:var(--space-4);top:-100px;z-index:100;background:var(--color-surface);padding:var(--space-3) var(--space-4);border-radius:var(--radius-sm);box-shadow:var(--shadow-card);transition:top .2s}.skip-link:focus{top:var(--space-4)}.reveal{opacity:0;transform:translateY(8px);transition:opacity .6s ease,transform .6s ease}.reveal.is-visible{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.chip{display:inline-block;background:var(--color-bg-subtle);color:var(--color-text-muted);font-size:13px;line-height:1.6;padding:var(--space-1) 10px;border-radius:var(--radius-full);border:1px solid var(--color-border)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-card);padding:var(--space-5)}@media(min-width:900px){.card{padding:var(--space-6)}}.note-text{font-size:13px;line-height:1.7;color:var(--color-text-muted)}.avatar[data-astro-cid-iusywdof]{width:var(--size);height:var(--size);border-radius:var(--radius-full);object-fit:cover;background:var(--color-bg-subtle);border:2px solid var(--color-surface);box-shadow:var(--shadow-card);flex:none}.avatar--placeholder[data-astro-cid-iusywdof]{display:grid;place-items:center;font-family:var(--font-heading);font-weight:700;font-size:calc(var(--size) * .42);color:var(--color-primary-dark);background:var(--color-highlight);line-height:1}.header[data-astro-cid-qlfjksao]{position:sticky;top:0;z-index:50;border-bottom:1px solid transparent;transition:border-color .25s}.header[data-astro-cid-qlfjksao]:before{content:"";position:absolute;inset:0;z-index:-1;background:transparent;transition:background-color .25s}.header[data-astro-cid-qlfjksao][data-scrolled]{border-bottom-color:var(--color-border)}.header[data-astro-cid-qlfjksao][data-scrolled]:before{background:#fffcf7eb;backdrop-filter:blur(8px)}.header__inner[data-astro-cid-qlfjksao]{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.header__brand[data-astro-cid-qlfjksao]{display:flex;align-items:center;gap:var(--space-3);min-width:0;color:var(--color-text);text-decoration:none}.header__name[data-astro-cid-qlfjksao]{min-width:0;overflow:hidden;text-overflow:ellipsis;font-family:var(--font-heading);font-weight:700;font-size:13px;white-space:nowrap}.header__nav[data-astro-cid-qlfjksao]{display:none}.header__list[data-astro-cid-qlfjksao]{display:flex;gap:var(--space-5)}.header__link[data-astro-cid-qlfjksao]{padding-block:var(--space-2);color:var(--color-text);font-size:14px;font-weight:500;text-decoration:none;transition:color .2s}.header__link[data-astro-cid-qlfjksao]:hover{color:var(--color-primary-dark)}.header__toggle[data-astro-cid-qlfjksao]{display:grid;place-content:center;gap:5px;flex-shrink:0;width:44px;height:44px;padding:0;background:none;border:0;cursor:pointer}.header__bar[data-astro-cid-qlfjksao]{display:block;width:22px;height:2px;border-radius:2px;background:var(--color-text);transition:transform .25s,opacity .25s}.header__toggle[data-astro-cid-qlfjksao][aria-expanded=true] .header__bar[data-astro-cid-qlfjksao]:first-child{transform:translateY(7px) rotate(45deg)}.header__toggle[data-astro-cid-qlfjksao][aria-expanded=true] .header__bar[data-astro-cid-qlfjksao]:nth-child(2){opacity:0}.header__toggle[data-astro-cid-qlfjksao][aria-expanded=true] .header__bar[data-astro-cid-qlfjksao]:last-child{transform:translateY(-7px) rotate(-45deg)}.menu[data-astro-cid-qlfjksao]{position:fixed;inset:var(--header-h) 0 0;padding:var(--space-6) var(--space-5);background:var(--color-bg);overflow-y:auto}.menu[data-astro-cid-qlfjksao][hidden]{display:none}.menu__list[data-astro-cid-qlfjksao]{display:grid;gap:var(--space-2)}.menu__link[data-astro-cid-qlfjksao]{display:flex;align-items:center;min-height:56px;border-bottom:1px solid var(--color-border);color:var(--color-text);font-family:var(--font-heading);font-weight:700;font-size:18px;text-decoration:none}@media(min-width:600px){.header__name[data-astro-cid-qlfjksao]{font-size:15px}}@media(min-width:900px){.header__nav[data-astro-cid-qlfjksao]{display:block}.header__toggle[data-astro-cid-qlfjksao],.menu[data-astro-cid-qlfjksao]{display:none!important}}.sns[data-astro-cid-ya6dhnv2]{display:flex;gap:var(--space-2)}.sns__link[data-astro-cid-ya6dhnv2]{display:grid;place-items:center;width:max(44px,var(--icon-size));height:max(44px,var(--icon-size));border-radius:var(--radius-full);color:var(--color-text);background:var(--color-bg-subtle);border:1px solid var(--color-border);transition:background-color .2s,color .2s,transform .2s}.sns__link[data-astro-cid-ya6dhnv2]:hover{background:var(--color-primary);color:#fff;transform:translateY(-1px)}.footer[data-astro-cid-35ed7um5]{background:var(--color-bg-subtle);border-top:1px solid var(--color-border);padding-block:var(--space-7);margin-top:var(--space-8)}.footer__inner[data-astro-cid-35ed7um5]{display:grid;justify-items:center;gap:var(--space-5);text-align:center}.footer__brand[data-astro-cid-35ed7um5]{display:flex;align-items:center;gap:var(--space-3);color:var(--color-text);text-decoration:none}.footer__name[data-astro-cid-35ed7um5]{font-family:var(--font-heading);font-weight:700;font-size:15px}.footer__links[data-astro-cid-35ed7um5]{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--space-3) var(--space-5);font-size:14px}.footer__links[data-astro-cid-35ed7um5] a[data-astro-cid-35ed7um5]{color:var(--color-text-muted)}.footer__links[data-astro-cid-35ed7um5] a[data-astro-cid-35ed7um5]:hover{color:var(--color-primary-dark)}.footer__copy[data-astro-cid-35ed7um5]{font-size:13px;color:var(--color-text-muted)}