:root{--accent:#3b5bdb;--accent-hover:#2f49b0;--accent-soft:#e7ecff;--text:#1f2430;--text-muted:#5b6472;--bg:#ffffff;--surface:#f6f7f9;--surface-2:#eef0f4;--border:#e3e6ec;--code-bg:#0f1729;--code-text:#e6edf3;--shadow:0 1px 2px rgba(16, 24, 40, .04), 0 8px 24px rgba(16, 24, 40, .06);--radius:14px;--radius-sm:9px;--wrap:1180px;--gap:clamp(1rem, .8rem + 1vw, 1.75rem);--header-h:64px;--font-sans:"Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;--font-mono:"JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;}
[data-theme="dark"]{--accent:#8aa2ff;--accent-hover:#a8b9ff;--accent-soft:#1d2440;--text:#e6e8ee;--text-muted:#9aa3b2;--bg:#0e1117;--surface:#161b24;--surface-2:#1d2430;--border:#2a313d;--code-bg:#0a0e1a;--code-text:#e6edf3;--shadow:0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35);color-scheme:dark;}
*, *::before, *::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce) { html{scroll-behavior:auto;}
}
body{margin:0;font-family:var(--font-sans);font-size:1rem;line-height:1.85;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;transition:background-color .2s ease, color .2s ease;}
img { max-width: 100%; height: auto; } a{color:var(--accent);text-decoration:none;}
a:hover{text-decoration:underline;}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:3px;}
h1, h2, h3, h4{line-height:1.4;font-weight:700;}
.wrap{width:min(100% - 2rem, var(--wrap));margin-inline:auto;}
.screen-reader-text{position:absolute !important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}
.skip-link{position:fixed;top:-100px;left:1rem;z-index:1000;background:var(--accent);color:#fff;padding:.6rem 1rem;border-radius:8px;}
.skip-link:focus{top:1rem;}
.site-progress{position:fixed;inset:0 0 auto 0;height:3px;z-index:60;background:transparent;pointer-events:none;}
.site-progress span{display:block;height:100%;width:0;background:var(--accent);transition:width .1s linear;}
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb, var(--bg) 86%, transparent);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border);transition:box-shadow .2s ease;}
.site-header[data-scrolled="true"]{box-shadow:var(--shadow);}
.site-header__inner{display:flex;align-items:center;gap:1.25rem;height:var(--header-h);}
.site-title{margin:0;font-size:1.1rem;font-weight:800;letter-spacing:.01em;}
.site-title a{color:var(--text);}
.custom-logo{max-height:40px;width:auto;}
.site-nav{margin-inline-start:auto;}
.site-nav__list{display:flex;gap:.25rem;list-style:none;margin:0;padding:0;}
.site-nav__list a{display:inline-block;padding:.5rem .8rem;border-radius:8px;color:var(--text-muted);font-size:.95rem;font-weight:600;}
.site-nav__list a:hover{color:var(--text);background:var(--surface);text-decoration:none;}
.site-header__actions{display:flex;align-items:center;gap:.5rem;}
.theme-toggle, .nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--border);background:var(--surface);border-radius:10px;cursor:pointer;color:var(--text);}
.theme-toggle__icon{font-size:1.05rem;line-height:1;}
[data-theme="light"] .theme-toggle__icon--moon,
:root:not([data-theme="dark"]) .theme-toggle__icon--moon{display:none;}
[data-theme="dark"] .theme-toggle__icon--sun{display:none;}
.nav-toggle{display:none;flex-direction:column;gap:4px;}
.nav-toggle span{width:18px;height:2px;background:currentColor;border-radius:2px;transition:.2s;}
.site-content{padding-block:clamp(1.5rem, 1rem + 2vw, 3rem);}
.content-area.layout-with-sidebar{display:grid;grid-template-columns:minmax(0, 1fr) 320px;gap:clamp(1.5rem, 1rem + 2vw, 3rem);align-items:start;}
.content-area__main{min-width:0;}
.content-area__main--narrow{max-width:760px;margin-inline:auto;}
.page-header{margin-bottom:var(--gap);}
.page-header__title{margin:0;font-size:clamp(1.4rem, 1.1rem + 1.2vw, 2rem);}
.page-header__title span{color:var(--accent);}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(220px, 1fr));gap:var(--gap);}
.card{position:relative;display:flex;flex-direction:column;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:color-mix(in srgb, var(--accent) 35%, var(--border));}
.card__title-link{color:inherit;}
.card__title-link::after{content:"";position:absolute;inset:0;z-index:1;}
.card__title-link:hover{text-decoration:none;}
.card:hover .card__title-link{color:var(--accent);}
.card .entry-meta__cat{position:relative;z-index:2;}
.card__thumb{aspect-ratio:16 / 9;background:var(--surface);overflow:hidden;}
.card__image{width:100%;height:100%;object-fit:cover;display:block;}
.card__body{padding:1rem 1.1rem 1.2rem;display:flex;flex-direction:column;gap:.5rem;flex:1;}
.card__title{margin:0;font-size:1.02rem;line-height:1.55;font-weight:700;}
.card__excerpt{margin:0;font-size:.86rem;color:var(--text-muted);line-height:1.7;}
.card__more{margin-top:auto;font-size:.8rem;font-weight:700;color:var(--accent);}
.card--no-thumb{position:relative;}
.card--no-thumb::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg, var(--accent), color-mix(in srgb, var(--accent) 40%, transparent));}
.card--no-thumb .card__body{padding-top:1.3rem;gap:.6rem;}
.card--no-thumb .card__title{font-size:1.12rem;}
.card--no-thumb .card__excerpt{-webkit-line-clamp:3;line-clamp:3;display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;}
.entry-meta{display:flex;align-items:center;gap:.6rem;font-size:.8rem;color:var(--text-muted);}
.entry-meta__cat{background:var(--accent-soft);color:var(--accent);padding:.15rem .6rem;border-radius:999px;font-weight:700;}
.entry-meta__cat:hover{text-decoration:none;}
.entry-header{margin-bottom:var(--gap);}
.entry-title{margin:.5rem 0 .6rem;font-size:clamp(1.5rem, 1.2rem + 1.8vw, 2.25rem);}
.entry-header__meta{display:flex;gap:1rem;font-size:.85rem;color:var(--text-muted);}
.entry-eyecatch{margin:0 0 var(--gap);border-radius:var(--radius);overflow:hidden;}
.entry-eyecatch img{width:100%;display:block;}
.entry-content{font-size:1.02rem;}
.entry-content > * + *{margin-top:1.25em;}
.entry-content h2{margin-top:2.4em;padding-bottom:.4em;font-size:1.5rem;border-bottom:2px solid var(--border);}
.entry-content h3{margin-top:1.8em;font-size:1.2rem;}
.entry-content h2, .entry-content h3{scroll-margin-top:calc(var(--header-h) + 16px);}
.entry-content a{text-decoration:underline;text-underline-offset:2px;}
.entry-content ul, .entry-content ol{padding-left:1.4em;}
.entry-content li + li{margin-top:.35em;}
.entry-content blockquote{margin:1.5em 0;padding:.8em 1.2em;border-left:4px solid var(--accent);background:var(--surface);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-muted);}
.entry-content img{border-radius:var(--radius-sm);}
.entry-content table{width:100%;border-collapse:collapse;}
.entry-content th, .entry-content td{border:1px solid var(--border);padding:.6em .8em;}
.entry-content th{background:var(--surface);}
.entry-content :not(pre) > code{font-family:var(--font-mono);font-size:.88em;background:var(--surface-2);padding:.15em .45em;border-radius:6px;border:1px solid var(--border);}
.entry-content pre{position:relative;margin:1.6em 0;padding:1.1rem 1.1rem;overflow:auto;background:var(--code-bg);color:var(--code-text);border-radius:var(--radius-sm);font-family:var(--font-mono);font-size:.86rem;line-height:1.7;tab-size:2;}
.entry-content pre code{font-family:inherit;background:none;border:0;padding:0;color:inherit;}
.entry-content pre code.hljs{background:transparent;padding:0;}
.entry-content .hcb_wrap{margin:1.6em 0;}
.entry-content .hcb_wrap pre{margin:0;}
.entry-content pre[class*="language-"],
.entry-content .code-toolbar > pre[class*="language-"]{background:var(--code-bg) !important;color:#c9d3e0;text-shadow:none;}
.entry-content .code-toolbar{position:relative;margin:1.6em 0;}
.entry-content :not(pre) > code[class*="language-"]{background:var(--surface-2);color:var(--text);text-shadow:none;padding:.15em .45em;border-radius:6px;}
.entry-content pre[class*="language-"] .token{background:none !important;}
.entry-content .token.comment, .entry-content .token.prolog, .entry-content .token.doctype, .entry-content .token.cdata{color:#6b7689;font-style:italic;}
.entry-content .token.punctuation{color:#abb2bf;}
.entry-content .token.property, .entry-content .token.tag, .entry-content .token.constant, .entry-content .token.symbol, .entry-content .token.deleted, .entry-content .token.variable{color:#e06c75;}
.entry-content .token.boolean, .entry-content .token.number{color:#d19a66;}
.entry-content .token.selector, .entry-content .token.attr-name, .entry-content .token.string, .entry-content .token.char, .entry-content .token.builtin, .entry-content .token.inserted{color:#98c379;}
.entry-content .token.operator, .entry-content .token.entity, .entry-content .token.url{color:#56b6c2;}
.entry-content .token.atrule, .entry-content .token.attr-value, .entry-content .token.keyword{color:#c678dd;}
.entry-content .token.function, .entry-content .token.class-name{color:#61afef;}
.entry-content .token.regex, .entry-content .token.important{color:#e5c07b;}
.entry-content .token.important, .entry-content .token.bold{font-weight:700;}
.entry-content .token.italic{font-style:italic;}
.entry-content .code-toolbar > .toolbar{opacity:0;transition:opacity .15s ease;}
.entry-content .code-toolbar:hover > .toolbar{opacity:1;}
.entry-content .code-toolbar > .toolbar .toolbar-item > button, .entry-content .code-toolbar > .toolbar .toolbar-item > span{font:600 .72rem/1 var(--font-sans);color:#cdd5e0;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:7px;padding:.4rem .6rem;cursor:pointer;}
.callout{border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem 1.2rem;background:var(--surface);}
.callout__label{font-weight:800;font-size:.78rem;letter-spacing:.05em;margin:0 0 .3rem;}
.callout--point{border-left:4px solid var(--accent);}
.callout--point .callout__label{color:var(--accent);}
.callout--note{border-left:4px solid #e8590c;}
.callout--note .callout__label{color:#e8590c;}
.cta{border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem 1.5rem;background:var(--surface);text-align:center;}
.balloon{display:flex;gap:.9rem;align-items:flex-start;margin:1.6em 0;}
.balloon--right{flex-direction:row-reverse;}
.balloon__icon{flex:0 0 auto;width:56px;text-align:center;}
.balloon__icon img{width:56px;height:56px;border-radius:50%;object-fit:cover;border:1px solid var(--border);display:block;}
.balloon__name{display:block;font-size:.68rem;color:var(--text-muted);margin-top:.2rem;line-height:1.2;}
.balloon__body{position:relative;flex:1;min-width:0;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:.8rem 1.1rem;}
.balloon__body > :first-child{margin-top:0;}
.balloon__body > :last-child{margin-bottom:0;}
.balloon__body::before{content:"";position:absolute;top:16px;width:10px;height:10px;background:var(--surface);border-left:1px solid var(--border);border-bottom:1px solid var(--border);}
.balloon--left .balloon__body::before{left:-6px;transform:rotate(45deg);}
.balloon--right .balloon__body::before{right:-6px;transform:rotate(-135deg);}
.dbox{border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);padding:.9rem 1.2rem 1rem;margin:1.6em 0;}
.dbox__title{margin:0 0 .4rem;font-weight:800;font-size:.82rem;letter-spacing:.04em;}
.dbox__body > :first-child{margin-top:0;}
.dbox__body > :last-child{margin-bottom:0;}
.dbox--point{border-left:4px solid var(--accent);}
.dbox--point .dbox__title{color:var(--accent);}
.dbox--note{border-left:4px solid #e8a33d;}
.dbox--note .dbox__title{color:#e8a33d;}
.dbox--memo{border-left:4px solid var(--text-muted);}
.dbox--memo .dbox__title{color:var(--text-muted);}
.dbox--warning{border-left:4px solid #e0524b;}
.dbox--warning .dbox__title{color:#e0524b;}
.dbox--summary{border-left:4px solid #2fa37a;}
.dbox--summary .dbox__title{color:#2fa37a;}
.entry-content .marker{background:linear-gradient(transparent 62%, rgba(255, 233, 89, .85) 62%);}
.entry-content .marker-r{background:linear-gradient(transparent 62%, rgba(255, 138, 138, .7) 62%);}
[data-theme="dark"] .entry-content .marker{background:linear-gradient(transparent 62%, rgba(214, 184, 74, .5) 62%);}
[data-theme="dark"] .entry-content .marker-r{background:linear-gradient(transparent 62%, rgba(224, 108, 117, .45) 62%);}
.toc{border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);overflow:hidden;}
.toc__toggle{display:flex;align-items:center;justify-content:space-between;width:100%;padding:.85rem 1rem;background:var(--surface);border:0;cursor:pointer;color:var(--text);font-weight:700;font-size:.95rem;}
.toc__chevron{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);transition:transform .2s;}
.toc__toggle[aria-expanded="false"] .toc__chevron{transform:rotate(-45deg);}
.toc__list{list-style:none;margin:0;padding:.7rem 1rem 1rem;counter-reset:toc;max-height:70vh;overflow:auto;}
.toc__item{line-height:1.5;}
.toc__item + .toc__item{margin-top:.35rem;}
.toc__item--h3{padding-left:1rem;font-size:.9rem;}
.toc__list a{color:var(--text-muted);display:block;padding:.15rem 0;border-left:2px solid transparent;padding-left:.6rem;}
.toc__list a:hover{color:var(--text);text-decoration:none;}
.toc__list a.is-active{color:var(--accent);border-left-color:var(--accent);font-weight:600;}
.entry-toc-mobile{display:none;margin-bottom:var(--gap);}
.breadcrumbs{margin-bottom:1rem;}
.breadcrumbs__list{display:flex;flex-wrap:wrap;gap:.35rem;list-style:none;margin:0;padding:0;font-size:.82rem;color:var(--text-muted);}
.breadcrumbs__item + .breadcrumbs__item::before{content:"›";margin-right:.35rem;color:var(--text-muted);}
.sidebar{display:flex;flex-direction:column;gap:1rem;align-self:start;position:sticky;top:calc(var(--header-h) + 16px);}
.sidebar__sticky{display:flex;flex-direction:column;gap:1rem;}
.widget{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:.85rem 1rem;}
.widget__title{margin:0 0 .6rem;font-size:.9rem;}
.profile-card{text-align:center;}
.profile-card__avatar{width:60px;height:60px;border-radius:50%;object-fit:cover;margin-inline:auto;}
.profile-card__avatar--placeholder{display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);font-size:1.4rem;font-weight:800;}
.profile-card__name{margin:.5rem 0 .25rem;font-size:.95rem;}
.profile-card__bio{margin:0;font-size:.8rem;color:var(--text-muted);line-height:1.65;}
.search-form{display:flex;gap:.4rem;}
.search-form__field{flex:1;min-width:0;padding:.6rem .8rem;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--text);font:inherit;font-size:.9rem;}
.search-form__submit{display:inline-grid;place-items:center;width:42px;border:1px solid var(--border);background:var(--accent);color:#fff;border-radius:10px;cursor:pointer;}
.pagination{margin-top:2rem;}
.pagination .nav-links{display:flex;flex-wrap:wrap;gap:.4rem;justify-content:center;}
.pagination .page-numbers{display:inline-grid;place-items:center;min-width:40px;height:40px;padding:0 .6rem;border:1px solid var(--border);border-radius:10px;color:var(--text);background:var(--bg);font-weight:600;}
.pagination .page-numbers.current{background:var(--accent);color:#fff;border-color:var(--accent);}
.pagination a.page-numbers:hover{border-color:var(--accent);text-decoration:none;}
.button, .wp-block-button__link{display:inline-block;background:var(--accent);color:#fff;padding:.7rem 1.4rem;border-radius:10px;font-weight:700;}
.button:hover, .wp-block-button__link:hover{background:var(--accent-hover);text-decoration:none;}
.entry-tags{display:flex;flex-wrap:wrap;gap:.4rem;list-style:none;padding:0;margin:1.5rem 0 0;}
.entry-tags a{font-size:.8rem;background:var(--surface);border:1px solid var(--border);padding:.25rem .7rem;border-radius:999px;color:var(--text-muted);}
.entry-footer{margin-top:var(--gap);}
.share{margin-top:var(--gap);}
.share__label{display:block;font-size:.8rem;color:var(--text-muted);margin-bottom:.5rem;font-weight:700;}
.share__list{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;margin:0;padding:0;}
.share__btn{display:inline-flex;align-items:center;justify-content:center;gap:.3rem;min-width:44px;height:44px;padding:0 .9rem;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--text);font-weight:700;font-size:.85rem;cursor:pointer;transition:transform .12s ease, filter .12s ease, background .12s ease;}
.share__btn:hover{transform:translateY(-2px);text-decoration:none;}
.share__btn--x{background:#000;color:#fff;border-color:#000;}
.share__btn--hatena{background:#00a4de;color:#fff;border-color:#00a4de;}
.share__btn--facebook{background:#1877f2;color:#fff;border-color:#1877f2;}
.share__btn--line{background:#06c755;color:#fff;border-color:#06c755;}
.share__btn--copy[data-copied="true"]{background:var(--accent-soft);color:var(--accent);border-color:var(--accent);}
.share__txt{line-height:1;}
.share__copied{font-size:.75rem;}
.contact{max-width:640px;}
.contact__notice{padding:.8rem 1rem;border-radius:var(--radius-sm);font-weight:700;}
.contact__notice--success{background:#e7f7ec;color:#1b7a3e;border:1px solid #b7e3c5;}
.contact__notice--error{background:#fdecec;color:#b3261e;border:1px solid #f3c0bd;}
[data-theme="dark"] .contact__notice--success{background:#11301f;color:#7ee2a8;border-color:#1f5235;}
[data-theme="dark"] .contact__notice--error{background:#3a1715;color:#ff9d96;border-color:#5e2521;}
.contact__row{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1.1rem;}
.contact__row label{font-weight:700;font-size:.9rem;}
.contact__req{color:#e8590c;}
.contact__row input, .contact__row textarea{width:100%;padding:.65rem .85rem;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--text);font:inherit;font-size:.95rem;}
.contact__row textarea{resize:vertical;}
.contact__hp{position:absolute;left:-9999px;height:0;overflow:hidden;}
.contact__submit button{background:var(--accent);color:#fff;border:0;padding:.75rem 2rem;border-radius:10px;font-weight:700;font-size:1rem;cursor:pointer;}
.contact__submit button:hover{background:var(--accent-hover);}
.post-nav{margin-top:clamp(2rem, 1.5rem + 2vw, 3rem);}
.post-nav .nav-links{display:grid;grid-template-columns:1fr 1fr;gap:1rem;}
.post-nav .nav-previous a, .post-nav .nav-next a{display:flex;flex-direction:column;gap:.3rem;height:100%;padding:1rem 1.2rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);color:var(--text);transition:border-color .15s ease, transform .15s ease;}
.post-nav .nav-previous a:hover, .post-nav .nav-next a:hover{border-color:var(--accent);transform:translateY(-2px);text-decoration:none;}
.post-nav .nav-next{text-align:right;}
.post-nav__label{font-size:.78rem;color:var(--text-muted);font-weight:700;}
.post-nav__title{font-size:.95rem;line-height:1.5;color:var(--text);}
@media(max-width:600px){ .post-nav .nav-links{grid-template-columns:1fr;}
.post-nav .nav-next{text-align:left;}
} .comments-area{margin-top:clamp(2rem, 1.5rem + 2vw, 3.5rem);}
.comments-area .comments-title, .comments-area .comment-reply-title{font-size:1.3rem;margin:0 0 var(--gap);padding-left:.6rem;border-left:4px solid var(--accent);}
.comment-list{list-style:none;margin:0;padding:0;}
.comment-list .comment{margin-bottom:1.2rem;}
.comment-list .comment-body{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.2rem;}
.comment-list .children{list-style:none;margin:1rem 0 0;padding-left:clamp(.8rem, 3vw, 2rem);}
.comment-author{display:flex;align-items:center;gap:.6rem;}
.comment-author .avatar{border-radius:50%;}
.comment-author .fn{font-weight:700;font-style:normal;}
.comment-metadata{font-size:.78rem;color:var(--text-muted);}
.comment-metadata a{color:var(--text-muted);}
.comment-content{margin-top:.6rem;}
.comment-content a{word-break:break-all;}
.comment-respond{margin-top:var(--gap);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.2rem 1.4rem;}
.comment-form label{display:block;font-size:.85rem;font-weight:700;margin-bottom:.3rem;}
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea{width:100%;padding:.6rem .8rem;border:1px solid var(--border);border-radius:10px;background:var(--bg);color:var(--text);font:inherit;font-size:.95rem;margin-bottom:1rem;}
.comment-form .form-submit input, .comment-list .reply a{display:inline-block;background:var(--accent);color:#fff;border:0;padding:.6rem 1.4rem;border-radius:10px;font-weight:700;cursor:pointer;}
.comment-list .reply a:hover{background:var(--accent-hover);text-decoration:none;}
.related{margin-top:clamp(2rem, 1.5rem + 2vw, 3.5rem);}
.related__title{margin:0 0 var(--gap);font-size:1.3rem;padding-left:.6rem;border-left:4px solid var(--accent);}
.card-grid--related{grid-template-columns:repeat(auto-fill, minmax(200px, 1fr));}
.author-box{display:flex;gap:1rem;margin-top:var(--gap);padding:1.2rem 1.4rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);}
.author-box__avatar img{border-radius:50%;width:72px;height:72px;display:block;}
.author-box__main{min-width:0;}
.author-box__label{font-size:.72rem;color:var(--text-muted);font-weight:700;margin:0 0 .2rem;}
.author-box__name{margin:0 0 .4rem;font-weight:800;font-size:1.05rem;}
.author-box__bio{margin:0 0 .6rem;font-size:.86rem;color:var(--text-muted);line-height:1.7;}
.author-box__link{font-size:.85rem;font-weight:700;}
.share-float{display:none;}
@media(max-width:720px){
.share-float{display:flex;position:fixed;inset:auto 0 0 0;z-index:45;gap:1px;background:var(--border);border-top:1px solid var(--border);}
.share-float__btn{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:.3rem;height:48px;background:var(--bg);color:var(--text);font-weight:700;font-size:.82rem;border:0;cursor:pointer;}
.share-float__btn--x{background:#000;color:#fff;}
.share-float__btn--hatena{background:#00a4de;color:#fff;}
.share-float__btn--line{background:#06c755;color:#fff;}
.share-float__btn--copy[data-copied="true"]{background:var(--accent-soft);color:var(--accent);}
body.single{padding-bottom:48px;}
body.single .to-top{bottom:60px;}
} .error-404{text-align:center;padding-block:clamp(1rem, 2vw, 2rem);}
.error-404__code{font-size:clamp(3rem, 2rem + 6vw, 5rem);font-weight:800;color:var(--accent);margin:0;line-height:1;}
.error-404__title{font-size:1.4rem;margin:.5rem 0;}
.error-404__desc{color:var(--text-muted);}
.error-404__recent{margin-top:2.5rem;text-align:left;}
.error-404__subtitle{font-size:1.2rem;margin:0 0 var(--gap);padding-left:.6rem;border-left:4px solid var(--accent);}
.no-results{color:var(--text-muted);}
.site-footer{margin-top:clamp(2.5rem, 2rem + 3vw, 5rem);border-top:1px solid var(--border);background:var(--surface);}
.site-footer__inner{display:flex;flex-direction:column;align-items:center;gap:.8rem;padding-block:2rem;text-align:center;}
.site-footer__list{display:flex;flex-wrap:wrap;gap:1rem;list-style:none;margin:0;padding:0;}
.site-footer__list a{color:var(--text-muted);font-size:.9rem;}
.site-footer__copy{margin:0;color:var(--text-muted);font-size:.82rem;}
.to-top{position:fixed;right:1rem;bottom:1rem;width:44px;height:44px;border-radius:50%;border:1px solid var(--border);background:var(--bg);color:var(--text);cursor:pointer;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:40;}
.to-top[data-visible="true"]{opacity:1;pointer-events:auto;}
.entry-content a.has-lightbox{cursor:zoom-in;}
.lightbox{position:fixed;inset:0;z-index:200;display:none;place-items:center;background:rgba(0, 0, 0, .85);padding:2rem;cursor:zoom-out;}
.lightbox.is-open{display:grid;}
.lightbox__img{max-width:95vw;max-height:90vh;border-radius:8px;box-shadow:0 10px 40px rgba(0, 0, 0, .5);}
.lightbox__close{position:absolute;top:1rem;right:1rem;width:44px;height:44px;border:0;border-radius:50%;background:rgba(255, 255, 255, .15);color:#fff;font-size:1.6rem;line-height:1;cursor:pointer;}
@media(max-width:900px){
.content-area.layout-with-sidebar{grid-template-columns:1fr;}
.sidebar{order:2;position:static;}
.sidebar__sticky{position:static;}
.sidebar .toc{display:none;}
.entry-toc-mobile{display:block;}
}
@media(max-width:720px){
.site-nav{display:none;}
.nav-toggle{display:inline-flex;}
.site-nav.is-open{display:block;position:fixed;inset:var(--header-h) 0 auto 0;margin:0;background:var(--bg);border-bottom:1px solid var(--border);box-shadow:var(--shadow);}
.site-nav.is-open .site-nav__list{flex-direction:column;padding:.5rem;}
.site-nav.is-open .site-nav__list a{display:block;}
} @media(max-width:600px){
.wrap { width: min(100% - 3rem, var(--wrap)); }
}