:root {
--bg-base:          #FDFCFA;
--text-main:        #434343;
--text-bold:        #1C1C1C;
--accent-primary:   #EB6101;
--accent-secondary: #E6B422;
--border-subtle:    #D3D3D3;
--bg-tldr:          rgba(230,180,34,0.08);
--cat-color:        var(--accent-primary);
--font-base:   'Noto Sans JP', sans-serif;
--font-mincho: 'Noto Serif JP', 'Georgia', serif;
--max-width:      1100px;
--content-width:  800px;
--spacing:        1.5rem; --h1-font-size:    clamp(1.8rem, 4.5vw, 2.3rem);
--h1-accent-color: var(--accent-primary);
--h2-font-size:    1.5rem;
--h2-accent-color: var(--accent-primary);
--eyecatch-radius: 12px;
--announce-bg:     var(--accent-primary);
--announce-color:  #FDFCFA;
--transition-base:     0.4s cubic-bezier(0.25,0.8,0.25,1);
--transition-interact: 0.2s cubic-bezier(0.4,0,0.2,1);
} :root { color-scheme: light only; }
@media (prefers-color-scheme: dark) {
:root {
--bg-base:       #FDFCFA !important;
--text-main:     #434343 !important;
--text-bold:     #1C1C1C !important;
--border-subtle: #D3D3D3 !important;
--bg-tldr:       rgba(230,180,34,0.06) !important;
}
html, body {
background-color: #FDFCFA !important;
color: #434343 !important;
}
} *, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
background-color: var(--bg-base);
color: var(--text-main);
font-family: var(--font-base);
font-size: 16px;
line-height: 1.9;
letter-spacing: 0.04em;
margin: 0; padding: 0;
-webkit-font-smoothing: antialiased;
font-feature-settings: "palt";
}
body.font-mincho { font-family: var(--font-mincho); }
@media (min-width: 768px) { body { font-size: 18px; } }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--text-main); text-decoration: none; transition: opacity 0.3s ease; }
a:hover { opacity: 0.7; }
p { margin: 0 0 calc(var(--spacing)*1.2); } .c-announce-bar {
background-color: var(--announce-bg);
color: var(--announce-color);
text-align: center;
padding: 0.55rem var(--spacing);
font-size: 0.82rem;
font-weight: 700;
position: relative; z-index: 1000;
line-height: 1.5;
}
.c-announce-bar a { color: inherit; text-decoration: underline; text-underline-offset: 3px; opacity: 1; }
.c-announce-bar a:hover { opacity: 0.82; } .l-container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--spacing); } .c-progress-bar {
position: fixed; top: 0; left: 0;
width: 0%; height: 3px;
background: var(--accent-primary);
z-index: 2000; transition: width 0.1s ease-out;
pointer-events: none;
} .c-announce-bar ~ .l-header,
.has-announce .l-header { top: 2.1rem; }
.l-header {
position: fixed; top: 0; width: 100%;
padding: calc(var(--spacing)*1.5) 0;
background: transparent;
transition: padding 0.3s, background 0.3s, box-shadow 0.3s;
z-index: 900;
}
.l-header.is-scrolled {
padding: calc(var(--spacing)*0.75) 0;
background: var(--bg-base);
box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}
.l-header__inner { display: flex; justify-content: space-between; align-items: center; }
.l-header__logo {
font-size: 1.3rem; font-weight: 700;
color: var(--text-bold); letter-spacing: 0.08em;
text-decoration: none; display: flex; align-items: center; gap: 0.5rem;
}
.l-header__logo img { height: 40px; width: auto; max-width: 200px; }
.l-header__nav-list { display: flex; gap: calc(var(--spacing)*1.5); list-style: none; margin: 0; padding: 0; }
.l-header__nav-link {
font-weight: 700; font-size: 0.9rem;
color: var(--text-main); opacity: 0.75;
transition: opacity 0.3s, color 0.3s;
}
.l-header__nav-link:hover { opacity: 1; color: var(--accent-primary); } .c-nav-toggle {
display: none; position: relative;
width: 30px; height: 24px;
background: none; border: none; cursor: pointer; z-index: 1100; padding: 0;
}
.c-nav-toggle span {
position: absolute; left: 0;
width: 100%; height: 2px;
background: var(--text-bold); transition: var(--transition-base);
}
.c-nav-toggle span:nth-child(1) { top: 0; }
.c-nav-toggle span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.c-nav-toggle span:nth-child(3) { bottom: 0; }
.c-nav-toggle.is-active span:nth-child(1) { transform: translateY(11px) rotate(45deg); }
.c-nav-toggle.is-active span:nth-child(2) { opacity: 0; }
.c-nav-toggle.is-active span:nth-child(3) { transform: translateY(-11px) rotate(-45deg); }
@media (max-width: 900px) {
.c-nav-toggle { display: block; }
.l-header__nav {
position: fixed; top: 0; right: -100%;
width: 80%; height: 100vh;
background: var(--bg-base);
padding: 100px 2rem; transition: var(--transition-base);
box-shadow: -10px 0 30px rgba(0,0,0,0.05);
z-index: 1050; overflow-y: auto;
}
.l-header__nav.is-active { right: 0; }
.l-header__nav-list { flex-direction: column; gap: 2rem; }
.l-header__nav-link { font-size: 1.2rem; }
} .l-main-layout {
display: grid;
grid-template-columns: 1fr 280px;
gap: 4rem;
padding-top: 150px;
padding-bottom: 100px;
align-items: start;
}
.has-announce .l-main-layout { padding-top: 172px; }
@media (max-width: 900px) { .l-main-layout { grid-template-columns: 1fr; padding-top: 120px; } }
.l-main-layout.no-sidebar {
grid-template-columns: 1fr;
max-width: var(--content-width);
margin: 0 auto;
} .c-breadcrumb {
font-size: 0.78rem; opacity: 0.65;
margin-bottom: 2rem;
display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center;
}
.c-breadcrumb a { color: var(--text-main); }
.c-breadcrumb a:hover { color: var(--accent-primary); opacity: 1; }
.c-breadcrumb__sep { opacity: 0.5; } .c-post-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 2.5rem; }
@media (max-width: 600px) { .c-post-grid { grid-template-columns: 1fr; } }
.c-post-card {
background: var(--bg-base);
border: 1px solid var(--border-subtle);
border-radius: 12px; overflow: hidden;
display: flex; flex-direction: column;
text-decoration: none; color: inherit;
transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
backface-visibility: hidden;
}
.c-post-card:hover {
transform: translateY(-8px) scale(1.01);
border-color: rgba(67,67,67,0.08);
box-shadow: 0 20px 40px rgba(67,67,67,0.05), 0 10px 20px rgba(233,84,107,0.08);
opacity: 1;
}
.c-post-card__img-wrap {
width: 100%; aspect-ratio: 16/9;
background: var(--border-subtle); overflow: hidden;
}
.c-post-card__img-wrap img {
width: 100%; height: 100%; object-fit: cover;
transition: 0.8s cubic-bezier(0.25,0.8,0.25,1);
border-radius: var(--eyecatch-radius,12px) var(--eyecatch-radius,12px) 0 0;
}
.c-post-card:hover .c-post-card__img-wrap img { transform: scale(1.06); }
.c-post-card__body { padding: 1.5rem; display: flex; flex-direction: column; flex-grow: 1; }
.c-post-card__title {
font-size: 1.05rem; font-weight: 700; color: var(--text-bold);
line-height: 1.5; margin: 0.4rem 0 0.8rem;
transition: var(--transition-interact);
}
.c-post-card:hover .c-post-card__title { color: var(--cat-color); }
.c-post-card__excerpt { font-size: 0.85rem; opacity: 0.8; line-height: 1.7; margin-bottom: 0.8rem; }
.c-post-card__footer {
margin-top: auto;
display: flex; justify-content: space-between; align-items: center;
font-size: 0.75rem; opacity: 0.55;
} .c-category-label {
color: var(--cat-color);
font-size: 0.72rem; font-weight: 700;
text-decoration: none; display: inline-block;
margin-bottom: 0.3rem; transition: var(--transition-interact);
}
.c-category-label:hover { opacity: 0.8; } .c-tag-list { display: flex; flex-wrap: wrap; gap: 0.4rem; list-style: none; padding: 0; margin: 0.5rem 0; }
.c-tag-item a, .c-tag-item span {
font-size: 0.7rem; color: var(--text-main);
padding: 2px 10px; border: 1px solid var(--border-subtle);
border-radius: 20px; background: rgba(211,211,211,0.1);
transition: 0.3s; display: inline-block;
}
.c-tag-item a:hover { border-color: var(--accent-primary); color: var(--accent-primary); opacity: 1; } .c-pagination { display: flex; justify-content: center; gap: 0.7rem; margin-top: 4rem; flex-wrap: wrap; }
.c-pagination a, .c-pagination span {
width: 40px; height: 40px;
display: flex; align-items: center; justify-content: center;
border: 1px solid var(--border-subtle);
text-decoration: none; color: inherit;
border-radius: 4px; font-weight: 700; font-size: 0.9rem; transition: 0.3s;
}
.c-pagination a:hover { border-color: var(--accent-primary); color: var(--accent-primary); opacity: 1; }
.c-pagination .current, .c-pagination .page-numbers.current {
background: var(--accent-secondary); color: #fff;
border-color: var(--accent-secondary); pointer-events: none;
} .l-single { padding-top: 150px; padding-bottom: 80px; }
.has-announce .l-single { padding-top: 172px; }
.l-single__inner { display: grid; grid-template-columns: 1fr 280px; gap: 4rem; align-items: start; }
@media (max-width: 900px) { .l-single__inner { grid-template-columns: 1fr; } } .c-entry-header { margin-bottom: calc(var(--spacing)*2); }
.c-entry-header__meta {
display: flex; flex-wrap: wrap; gap: 1rem;
font-size: 0.82rem; opacity: 0.72;
margin-bottom: 1rem; align-items: center;
}
.c-entry-header__title {
font-size: var(--h1-font-size);
font-weight: 700; color: var(--text-bold);
line-height: 1.4; margin: 0 0 calc(var(--spacing)*1.5);
border-left: 5px solid var(--h1-accent-color);
padding-left: 1rem;
} .c-reading-time { display: inline-flex; align-items: center; gap: 0.3rem; }
.c-reading-time svg { flex-shrink: 0; } .c-entry-header__eyecatch {
width: 100%; aspect-ratio: 21/9; object-fit: cover;
border-radius: var(--eyecatch-radius);
margin-bottom: calc(var(--spacing)*2);
} .c-tldr {
background: var(--bg-tldr);
border-radius: 8px;
padding: calc(var(--spacing)*1.5);
margin-bottom: calc(var(--spacing)*2);
border-left: 4px solid var(--accent-secondary);
border-top: 1px solid rgba(230,180,34,0.3);
border-right: 1px solid rgba(230,180,34,0.3);
border-bottom: 1px solid rgba(230,180,34,0.3);
}
.c-tldr__title {
color: var(--accent-secondary); font-weight: 700; font-size: 1rem;
display: flex; align-items: center; gap: 0.5rem;
margin: 0 0 0.75rem;
}
.c-tldr__list { margin: 0; padding-left: 1.8rem; font-weight: 700; }
.c-tldr__item { margin-bottom: 0.5rem; }
.c-tldr__item:last-child { margin-bottom: 0; } .c-toc {
background: #FDFCFA;
border: 1px solid var(--border-subtle);
border-radius: 8px;
padding: calc(var(--spacing)*1.2) calc(var(--spacing)*1.5);
margin-bottom: calc(var(--spacing)*2.5);
}
.c-toc__title {
font-weight: 700; font-size: 0.9rem; color: var(--text-bold);
display: flex; align-items: center; gap: 0.4rem;
margin: 0 0 0.75rem; letter-spacing: 0.06em;
text-transform: uppercase;
}
.c-toc-list {
margin: 0; padding: 0; list-style: none;
font-size: 0.88rem; line-height: 1.7;
}
.c-toc-list li { padding: 0.15rem 0; }
.c-toc-list a {
color: var(--text-main); text-decoration: none;
border-bottom: 1px dotted transparent;
transition: color var(--transition-interact), border-color var(--transition-interact);
}
.c-toc-list a:hover {
color: var(--accent-primary);
border-bottom-color: var(--accent-primary);
} .c-toc-list > li { padding-left: 0; } .c-toc-list .toc-h3 { padding-left: 1.2rem; font-size: 0.84rem; opacity: 0.85; }
.c-toc-list .toc-h3::before { content: '└ '; } .c-entry-content { margin-bottom: calc(var(--spacing)*3); line-height: 2; }
.c-entry-content h2 {
font-size: var(--h2-font-size); font-weight: 700; color: var(--text-bold);
margin-top: calc(var(--spacing)*3); margin-bottom: calc(var(--spacing)*1.2);
padding-left: 1rem;
border-left: 4px solid var(--h2-accent-color);
}
.c-entry-content h3 {
font-weight: 700; color: var(--text-bold); font-size: 1.2rem;
margin-top: calc(var(--spacing)*2); margin-bottom: var(--spacing);
padding-bottom: 0.4rem; border-bottom: 1px dotted var(--border-subtle);
}
.c-entry-content h4 { font-weight: 700; color: var(--text-bold); font-size: 1.05rem; margin-top: calc(var(--spacing)*1.5); margin-bottom: 0.5rem; }
.c-entry-content p { margin-bottom: calc(var(--spacing)*1.2); }
.c-entry-content strong { color: var(--text-bold); }
.c-entry-content ul, .c-entry-content ol { padding-left: 2rem; margin-bottom: calc(var(--spacing)*1.5); }
.c-entry-content li { margin-bottom: 0.5rem; }
.c-entry-content blockquote {
border-left: 4px solid var(--border-subtle);
padding: 1rem 1.5rem; margin: calc(var(--spacing)*2) 0;
background: rgba(211,211,211,0.1);
border-radius: 0 8px 8px 0; font-style: italic; opacity: 0.9;
}
.c-entry-content blockquote p { margin-bottom: 0; }
.c-entry-content img { border-radius: var(--eyecatch-radius); margin: calc(var(--spacing)*1.5) auto; }
.c-entry-content table { width: 100%; border-collapse: collapse; margin: calc(var(--spacing)*1.5) 0; font-size: 0.9rem; }
.c-entry-content th, .c-entry-content td { border: 1px solid var(--border-subtle); padding: 0.8rem 1rem; text-align: left; }
.c-entry-content th { background: rgba(211,211,211,0.2); font-weight: 700; } .c-author-card {
border: 1px solid var(--border-subtle); border-radius: 12px;
padding: calc(var(--spacing)*2); margin: calc(var(--spacing)*3) 0;
display: flex; gap: var(--spacing); align-items: flex-start;
}
@media (max-width: 600px) { .c-author-card { flex-direction: column; align-items: center; text-align: center; } }
.c-author-card__avatar {
width: 80px; height: 80px; border-radius: 50%;
object-fit: cover; flex-shrink: 0;
}
.c-author-card__avatar-placeholder {
width: 80px; height: 80px; border-radius: 50%; flex-shrink: 0;
background: var(--accent-primary);
display: flex; align-items: center; justify-content: center;
font-size: 2rem; font-weight: 700; color: var(--bg-base);
}
.c-author-card__name { font-weight: 700; font-size: 1.1rem; color: var(--text-bold); margin: 0 0 0.4rem; }
.c-author-card__bio { font-size: 0.9rem; margin: 0 0 0.8rem; opacity: 0.9; }
.c-author-card__sns { display: flex; flex-wrap: wrap; gap: 0.6rem; list-style: none; padding: 0; margin: 0; }
.c-author-card__sns a {
font-size: 0.78rem; font-weight: 700; color: var(--text-main); opacity: 0.7;
padding: 3px 10px; border: 1px solid var(--border-subtle);
border-radius: 20px; transition: 0.3s;
}
.c-author-card__sns a:hover { opacity: 1; border-color: var(--accent-primary); color: var(--accent-primary); } .c-article-cta {
background: var(--text-bold); color: var(--bg-base);
border-radius: 12px; padding: calc(var(--spacing)*2.5);
margin: calc(var(--spacing)*3) 0; text-align: center;
background-size: cover; background-position: center;
position: relative; overflow: hidden;
}
.c-article-cta::before {
content: ''; position: absolute; inset: 0;
background: rgba(28,28,28,0.76); z-index: 0;
}
.c-article-cta > * { position: relative; z-index: 1; }
.c-article-cta__title { font-size: 1.3rem; font-weight: 700; margin: 0 0 0.8rem; color: #fff; }
.c-article-cta__desc { font-size: 0.9rem; opacity: 0.88; margin: 0 0 1.5rem; color: #fff; }
.c-article-cta__btn {
display: inline-block; background: var(--accent-primary); color: #fff !important;
padding: 0.85rem 2.5rem; border-radius: 50px;
font-weight: 700; font-size: 1rem; transition: 0.3s; opacity: 1 !important;
}
.c-article-cta__btn:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(233,84,107,0.4); opacity: 1; } .l-sidebar { position: sticky; top: 130px; height: fit-content; }
@media (max-width: 900px) { .l-sidebar { display: none; } }
.c-sidebar-widget { margin-bottom: 3rem; }
.c-sidebar-widget__title {
font-size: 0.82rem; font-weight: 700; letter-spacing: 0.12em;
border-bottom: 2px solid var(--accent-secondary);
padding-bottom: 0.5rem; margin-bottom: 1.2rem; color: var(--text-bold);
}
.c-widget-list { list-style: none; padding: 0; margin: 0; font-size: 0.85rem; }
.c-widget-list li { margin-bottom: 0.8rem; border-bottom: 1px dotted var(--border-subtle); padding-bottom: 0.4rem; }
.c-widget-list a { font-weight: 700; opacity: 0.8; transition: var(--transition-interact); display: block; }
.c-widget-list a:hover { opacity: 1; color: var(--accent-primary); transform: translateX(3px); } .c-profile-card { text-align: center; }
.c-profile-card__avatar-wrap {
width: 70px; height: 70px; border-radius: 50%;
margin: 0 auto 0.8rem; overflow: hidden;
background: var(--accent-primary);
display: flex; align-items: center; justify-content: center;
font-size: 1.8rem; font-weight: 700; color: var(--bg-base);
}
.c-profile-card__avatar-wrap img { width: 70px; height: 70px; object-fit: cover; border-radius: 50%; }
.c-profile-card__name { font-weight: 700; font-size: 1rem; margin: 0 0 0.4rem; color: var(--text-bold); }
.c-profile-card__bio { font-size: 0.82rem; opacity: 0.85; margin: 0 0 0.8rem; }
.c-profile-card__sns { display: flex; flex-wrap: wrap; gap: 0.4rem; justify-content: center; list-style: none; padding: 0; margin: 0; }
.c-profile-card__sns a {
font-size: 0.72rem; font-weight: 700; color: var(--text-main); opacity: 0.7;
padding: 2px 8px; border: 1px solid var(--border-subtle); border-radius: 20px; transition: 0.3s;
}
.c-profile-card__sns a:hover { opacity: 1; border-color: var(--accent-primary); color: var(--accent-primary); } .l-page {
padding-top: 150px; padding-bottom: 80px;
max-width: var(--content-width); margin: 0 auto;
padding-left: var(--spacing); padding-right: var(--spacing);
}
.has-announce .l-page { padding-top: 172px; }
.l-page__eyecatch {
width: 100%; aspect-ratio: 21/9; object-fit: cover;
border-radius: var(--eyecatch-radius);
margin-bottom: calc(var(--spacing)*2);
}
.l-page__title {
font-size: clamp(1.6rem,4vw,2.2rem); font-weight: 700;
color: var(--text-bold); line-height: 1.4;
margin: 0 0 calc(var(--spacing)*2);
padding-bottom: var(--spacing);
border-bottom: 2px solid var(--border-subtle);
}
.l-page__content { line-height: 2; }
.l-page__content h2 {
font-size: var(--h2-font-size); font-weight: 700; color: var(--text-bold);
margin-top: calc(var(--spacing)*3); margin-bottom: calc(var(--spacing)*1.2);
padding-left: 1rem; border-left: 4px solid var(--h2-accent-color);
}
.l-page__content h3 {
font-weight: 700; color: var(--text-bold); font-size: 1.15rem;
margin-top: calc(var(--spacing)*2); margin-bottom: var(--spacing);
padding-bottom: 0.4rem; border-bottom: 1px dotted var(--border-subtle);
}
.l-page__content h4 { font-weight: 700; color: var(--text-bold); font-size: 1.05rem; margin-top: calc(var(--spacing)*1.5); margin-bottom: 0.5rem; }
.l-page__content p { margin-bottom: calc(var(--spacing)*1.2); }
.l-page__content strong { color: var(--text-bold); }
.l-page__content ul, .l-page__content ol { padding-left: 2rem; margin-bottom: calc(var(--spacing)*1.5); }
.l-page__content li { margin-bottom: 0.5rem; }
.l-page__content blockquote {
border-left: 4px solid var(--border-subtle); padding: 1rem 1.5rem;
margin: calc(var(--spacing)*2) 0; background: rgba(211,211,211,0.1);
border-radius: 0 8px 8px 0; font-style: italic;
}
.l-page__content blockquote p { margin-bottom: 0; }
.l-page__content img { border-radius: var(--eyecatch-radius); margin: calc(var(--spacing)*1.5) auto; }
.l-page__content table { width: 100%; border-collapse: collapse; margin: calc(var(--spacing)*1.5) 0; font-size: 0.9rem; }
.l-page__content th, .l-page__content td { border: 1px solid var(--border-subtle); padding: 0.8rem 1rem; }
.l-page__content th { background: rgba(211,211,211,0.2); font-weight: 700; } .l-page--fullwidth {
padding-top: 150px; padding-bottom: 80px; max-width: 100%;
}
.has-announce .l-page--fullwidth { padding-top: 172px; } .l-footer { background: var(--text-bold); color: var(--bg-base); padding: 5rem 0 2rem; margin-top: 5rem; }
.l-footer__inner { display: grid; grid-template-columns: 1.5fr 1fr; gap: 4rem; margin-bottom: 4rem; }
@media (max-width: 768px) { .l-footer__inner { grid-template-columns: 1fr; gap: 3rem; } }
.l-footer__logo { font-size: 1.4rem; font-weight: 700; margin-bottom: 1.2rem; letter-spacing: 0.08em; }
.l-footer__logo img { height: 36px; width: auto; filter: brightness(0) invert(1); }
.l-footer__description { font-size: 0.88rem; opacity: 0.8; line-height: 1.8; max-width: 400px; }
.c-footer-sns { margin-top: 1.5rem; display: flex; flex-wrap: wrap; gap: 1rem; }
.c-footer-sns a { color: inherit; font-weight: 700; font-size: 0.82rem; opacity: 0.75; transition: var(--transition-interact); }
.c-footer-sns a:hover { opacity: 1; color: var(--accent-secondary); }
.l-footer__nav { display: flex; gap: 3rem; flex-wrap: wrap; }
.l-footer__nav-title { font-size: 0.8rem; color: var(--accent-secondary); margin-bottom: 1.2rem; letter-spacing: 0.1em; }
.l-footer__nav-group ul { list-style: none; padding: 0; margin: 0; }
.l-footer__nav-group li { margin-bottom: 0.7rem; }
.l-footer__nav-group a { color: inherit; font-size: 0.88rem; opacity: 0.7; transition: var(--transition-interact); }
.l-footer__nav-group a:hover { opacity: 1; color: var(--accent-secondary); }
.l-footer__bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 1.5rem; text-align: center; font-size: 0.75rem; opacity: 0.5; } .js-reveal { opacity: 0; transform: translateY(15px); transition: opacity 0.7s ease-out, transform 0.7s ease-out; }
.js-reveal.is-active { opacity: 1; transform: translateY(0); } .c-archive-header {
margin-bottom: 3rem;
padding-bottom: 1.5rem;
border-bottom: 2px solid var(--border-subtle);
}
.c-archive-header__label { font-size: 0.75rem; font-weight: 700; color: var(--accent-secondary); letter-spacing: 0.1em; margin: 0 0 0.5rem; }
.c-archive-header__title { font-size: clamp(1.4rem,3vw,1.8rem); font-weight: 700; color: var(--text-bold); margin: 0; }
.c-archive-header__count { font-size: 0.82rem; opacity: 0.65; margin-top: 0.5rem; } .c-404 { text-align: center; padding: 5rem var(--spacing); }
.c-404__title { font-size: clamp(4rem,15vw,8rem); font-weight: 700; color: var(--border-subtle); line-height: 1; margin: 0 0 1rem; }
.c-404__message { font-size: 1.2rem; color: var(--text-bold); font-weight: 700; margin: 0 0 0.8rem; }
.c-404__sub { font-size: 0.9rem; opacity: 0.7; margin: 0 0 2.5rem; }
.c-404__btn {
display: inline-block; background: var(--accent-primary); color: #fff !important;
padding: 0.85rem 2.5rem; border-radius: 50px; font-weight: 700; opacity: 1 !important;
}
.c-404__btn:hover { opacity: 0.85 !important; } .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;
}
.wp-caption { max-width: 100%; }
.wp-caption-text { font-size: 0.8rem; opacity: 0.65; text-align: center; margin-top: 0.4rem; }
.alignleft { float: left; margin: 0 1.5rem 1rem 0; }
.alignright { float: right; margin: 0 0 1rem 1.5rem; }
.aligncenter { display: block; margin: 0 auto 1rem; } .c-share {
margin: calc(var(--spacing) * 2.5) 0; padding: calc(var(--spacing) * 1.2) calc(var(--spacing) * 1.5);
border: 1px solid var(--border-subtle);
border-radius: 12px;
}
.c-share__label {
font-size: 0.72rem;
font-weight: 700;
letter-spacing: 0.12em;
color: var(--text-bold);
opacity: 0.5;
margin: 0 0 0.9rem;
text-transform: uppercase;
} .c-share__list {
display: flex;
flex-wrap: wrap;
gap: 0.6rem;
list-style: none;
padding: 0;
margin: 0;
} .c-share__btn {
display: inline-flex;
align-items: center;
justify-content: center;
gap: 0.4rem;
height: 44px; padding: 0 1.1rem;
border: 1px solid var(--border-subtle);
border-radius: 8px;
background: transparent;
color: var(--text-main);
font-family: inherit;
font-size: 0.82rem;
font-weight: 700;
letter-spacing: 0.03em;
cursor: pointer;
text-decoration: none;
white-space: nowrap;
-webkit-tap-highlight-color: transparent;
opacity: 1; flex-shrink: 0;
flex-grow: 0;
transition:
border-color 0.25s ease,
color        0.25s ease,
background   0.25s ease,
box-shadow   0.25s ease,
transform    0.2s  ease;
} .c-share__btn:hover {
border-color: var(--cat-color, var(--accent-primary));
color:        var(--cat-color, var(--accent-primary));
background:   color-mix(in srgb, var(--cat-color, var(--accent-primary)) 6%, transparent);
box-shadow:   0 4px 14px color-mix(in srgb, var(--cat-color, var(--accent-primary)) 20%, transparent);
transform: translateY(-2px);
opacity: 1;
}
@supports not (color: color-mix(in srgb, red 10%, transparent)) {
.c-share__btn:hover {
background: rgba(233, 84, 107, 0.06);
box-shadow: 0 4px 14px rgba(233, 84, 107, 0.15);
}
}
.c-share__btn:active { transform: translateY(0); } .c-share__icon {
width: 18px; height: 18px;
display: flex; align-items: center; justify-content: center;
flex-shrink: 0;
}
.c-share__icon svg { width: 18px; height: 18px; } .c-share__btn--copy.is-copied {
border-color: #5D9450;
color:        #5D9450;
background:   rgba(93, 148, 80, 0.06);
} @media (max-width: 768px) {
.c-share { padding: 1rem var(--spacing);
}
.c-share__list {
display: flex;
flex-wrap: nowrap; gap: 10px;
justify-content: space-between;
}
.c-share__item {
flex: 1; min-width: 0; }
.c-share__btn {
width: 100%; height: 44px;
padding: 0; border-radius: 10px;
flex-grow: 1;
flex-shrink: 1;
} .c-share__text {
display: none;
} .c-share__icon        { width: 20px; height: 20px; }
.c-share__icon svg    { width: 20px; height: 20px; } .c-share__btn:hover { transform: none; }
} @media (max-width: 360px) {
.c-share__list { gap: 6px; }
.c-share__icon        { width: 18px; height: 18px; }
.c-share__icon svg    { width: 18px; height: 18px; }
} .c-ad-block {
margin: calc(var(--spacing) * 2) 0;
text-align: center;
overflow: hidden; } .c-ad-label {
font-size: 0.68rem;
color: var(--text-main);
opacity: 0.45;
letter-spacing: 0.08em;
margin: 0 0 0.3rem;
text-align: left;
} .c-ad-block ins,
.c-ad-block iframe,
.c-ad-block img {
max-width: 100% !important;
width: auto !important;
} .c-ad-block--sidebar {
position: sticky;
top: 130px;
} .c-sns-embed {
overflow: hidden; max-width: 100%;
} .c-sns-embed iframe,
.c-sns-embed blockquote,
.c-sns-embed twitter-widget,
.c-sns-embed .twitter-timeline {
max-width: 100% !important;
min-width: 0 !important;
width: 100% !important;
} @media (max-width: 768px) {
.l-footer .c-sns-embed {
margin-top: 1.5rem;
}
} .c-toast {
position: fixed;
bottom: 2rem;
left: 50%;
transform: translateX(-50%) translateY(1rem);
background: var(--text-bold);
color: var(--bg-base);
padding: 0.65rem 1.4rem;
border-radius: 50px;
font-size: 0.85rem;
font-weight: 700;
letter-spacing: 0.03em;
z-index: 9999;
pointer-events: none;
opacity: 0;
transition: opacity 0.2s ease, transform 0.2s ease;
white-space: nowrap;
}
.c-toast.is-visible {
opacity: 1;
transform: translateX(-50%) translateY(0);
}