:root{--font-heading: "Noto Serif JP", serif;--font-body: "Noto Sans JP", sans-serif;--color-bg: #faf6ee;--color-surface: #ffffff;--color-text: #1a1a1a;--color-text-muted: #5a5a5a;--color-primary: #1a2a4a;--color-accent: #c9a24b;--color-border: #e6dcc4;--radius: 4px;--nav-justify: center;--nav-transform: none;--nav-letter-spacing: normal;--header-position: static;--article-list-display: grid;--article-list-direction: row;--article-list-columns: repeat(3, 1fr);--article-list-gap: 2rem;--card-border: 1px solid var(--color-border);--card-shadow: 0 1px 3px rgba(0, 0, 0, .06);--card-direction: column}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);line-height:1.7}h1,h2,h3{font-family:var(--font-heading);color:var(--color-primary);line-height:1.4}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-accent)}.container{max-width:1080px;margin:0 auto;padding:0 1.5rem}.site-header{position:var(--header-position);top:0;z-index:10;background:var(--color-surface);border-bottom:1px solid var(--color-border)}.site-header__inner{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 1.5rem}.site-header__logo{font-family:var(--font-heading);font-size:1.4rem;font-weight:700;color:var(--color-primary)}.site-nav{display:flex;justify-content:var(--nav-justify);gap:1.5rem;text-transform:var(--nav-transform);letter-spacing:var(--nav-letter-spacing)}.site-nav a{color:var(--color-text);font-weight:600}.site-footer{border-top:1px solid var(--color-border);padding:2rem 1.5rem;margin-top:4rem;color:var(--color-text-muted);font-size:.9rem}.hero{padding:3rem 1.5rem;text-align:center}.hero__eyebrow{margin:0 0 .75rem;color:var(--color-accent);font-size:.9rem;font-weight:700;letter-spacing:.08em}.hero h1{font-size:2rem;margin-bottom:.75rem}.hero p{color:var(--color-text-muted);max-width:640px;margin:0 auto}.section-title{font-size:1.15rem;margin:0 0 1rem}.chip-section{padding:1.5rem 1.5rem 0}.chip-row{display:flex;flex-wrap:wrap;gap:.75rem}.feature-chip{display:inline-flex;align-items:center;padding:.45rem .9rem;border:1px solid var(--color-border);border-radius:999px;background:var(--color-surface);color:var(--color-text);font-size:.9rem;font-weight:600}.articles-section{padding-top:2.5rem}.empty-state{color:var(--color-text-muted);padding:1rem 1.5rem 3rem}.article-list{display:var(--article-list-display);flex-direction:var(--article-list-direction);grid-template-columns:var(--article-list-columns);gap:var(--article-list-gap);padding:2rem 1.5rem}.article-card{display:flex;flex-direction:var(--card-direction);gap:1rem;background:var(--color-surface);border:var(--card-border);border-radius:var(--radius);box-shadow:var(--card-shadow);overflow:hidden}.article-card__image{width:100%;aspect-ratio:16 / 9;object-fit:cover;background:var(--color-border)}.article-card__body{padding:1rem}.article-card__title{font-size:1.05rem;margin:0 0 .5rem}.article-card__excerpt{color:var(--color-text-muted);font-size:.9rem}.article-detail{padding:2rem 1.5rem;max-width:720px;margin:0 auto}.article-detail h1{font-size:1.8rem}.article-meta{color:var(--color-text-muted);font-size:.85rem;margin-bottom:1.5rem}.static-page{padding:2rem 1.5rem;max-width:720px;margin:0 auto}[data-theme=a]{--font-heading: "Noto Serif JP", serif;--font-body: "Noto Sans JP", sans-serif;--color-bg: #faf6ee;--color-surface: #ffffff;--color-text: #1a1a1a;--color-text-muted: #5a5a5a;--color-primary: #1a2a4a;--color-accent: #c9a24b;--color-border: #e6dcc4;--radius: 4px;--nav-justify: center;--nav-transform: none;--nav-letter-spacing: normal;--header-position: static;--article-list-display: grid;--article-list-direction: row;--article-list-columns: repeat(3, 1fr);--article-list-gap: 2rem;--card-border: 1px solid var(--color-border);--card-shadow: 0 1px 3px rgba(0, 0, 0, .06);--card-direction: column}[data-theme=b]{--font-heading: "Zen Kaku Gothic New", sans-serif;--font-body: "Noto Sans JP", sans-serif;--color-bg: #f4f3ee;--color-surface: #ffffff;--color-text: #1c231f;--color-text-muted: #5c6660;--color-primary: #1f3d2e;--color-accent: #e8674a;--color-border: #d9dcd3;--radius: 2px;--nav-justify: flex-start;--nav-transform: uppercase;--nav-letter-spacing: .06em;--header-position: sticky;--article-list-display: flex;--article-list-direction: column;--article-list-columns: none;--article-list-gap: 1.25rem;--card-border: 1px solid var(--color-border);--card-shadow: none;--card-direction: row}[data-theme=b] .article-card__image{width:220px;flex:0 0 220px;aspect-ratio:4 / 3}[data-theme=c]{--font-heading: "Noto Sans JP", sans-serif;--font-body: "Noto Sans JP", sans-serif;--color-bg: #ffffff;--color-surface: #ffffff;--color-text: #2b2b2b;--color-text-muted: #767676;--color-primary: #2b2b2b;--color-accent: #ff7a30;--color-border: #ececec;--radius: 0px;--nav-justify: center;--nav-transform: none;--nav-letter-spacing: .02em;--header-position: static;--article-list-display: grid;--article-list-direction: row;--article-list-columns: repeat(2, 1fr);--article-list-gap: 3rem;--card-border: none;--card-shadow: none;--card-direction: column}[data-theme=c] .site-header{border-bottom:none}[data-theme=c] .article-card{border-bottom:1px solid var(--color-border);border-radius:0;padding-bottom:1.5rem}[data-theme=d]{--font-heading: "Shippori Mincho", "Noto Serif JP", serif;--font-body: "Noto Sans JP", sans-serif;--color-bg: #1a1d24;--color-surface: #242833;--color-text: #f3efe8;--color-text-muted: #b7b0a6;--color-primary: #f3efe8;--color-accent: #c4788a;--color-border: #3a3f4d;--radius: 2px;--nav-justify: flex-end;--nav-transform: none;--nav-letter-spacing: .04em;--header-position: sticky;--article-list-display: grid;--article-list-direction: row;--article-list-columns: repeat(2, 1fr);--article-list-gap: 2.5rem;--card-border: none;--card-shadow: none;--card-direction: column;--hero-padding: 5.5rem 1.5rem 4rem;--hero-align: left;--hero-max: 720px}[data-theme=d] .site-header{background:#1a1d24eb;backdrop-filter:blur(8px);border-bottom-color:var(--color-border)}[data-theme=d] .hero{text-align:left;padding:var(--hero-padding);background:linear-gradient(120deg,#1a1d24eb 20%,#242833bf),radial-gradient(ellipse at 80% 20%,rgba(196,120,138,.22),transparent 55%);border-bottom:1px solid var(--color-border)}[data-theme=d] .hero h1{font-size:clamp(2.2rem,4vw,3.2rem);letter-spacing:.06em}[data-theme=d] .hero p{margin:0;max-width:var(--hero-max)}[data-theme=d] .article-card{background:transparent}[data-theme=d] .article-card__image{aspect-ratio:3 / 2;border-radius:var(--radius)}[data-theme=d] .article-card__body{padding:1rem 0 0}[data-theme=d] .site-footer{background:#12141a;border-top-color:var(--color-border)}@media (max-width: 720px){[data-theme=d]{--article-list-columns: 1fr}}[data-theme=e]{--font-heading: "Noto Sans JP", sans-serif;--font-body: "Noto Sans JP", sans-serif;--color-bg: #f5f7fa;--color-surface: #ffffff;--color-text: #152033;--color-text-muted: #5a667a;--color-primary: #16325c;--color-accent: #8bc34a;--color-border: #d5dbe6;--radius: 6px;--nav-justify: flex-start;--nav-transform: none;--nav-letter-spacing: normal;--header-position: sticky;--article-list-display: flex;--article-list-direction: column;--article-list-columns: none;--article-list-gap: 1rem;--card-border: 1px solid var(--color-border);--card-shadow: 0 1px 2px rgba(22, 50, 92, .06);--card-direction: row;--hero-padding: 3rem 1.5rem;--hero-align: left;--hero-max: 760px}[data-theme=e] .site-header{border-bottom:3px solid var(--color-primary)}[data-theme=e] .site-header__logo{font-weight:800;letter-spacing:-.02em}[data-theme=e] .hero{text-align:left;padding:var(--hero-padding);background:var(--color-surface);border-bottom:1px solid var(--color-border)}[data-theme=e] .hero h1{font-size:clamp(1.7rem,3vw,2.2rem);font-weight:800}[data-theme=e] .hero p{margin:0;max-width:var(--hero-max)}[data-theme=e] .article-card{align-items:stretch;position:relative;padding-left:0}[data-theme=e] .article-card__image{width:200px;flex:0 0 200px;aspect-ratio:4 / 3;background:linear-gradient(135deg,#16325c,#2a4a7a)}[data-theme=e] .article-card__body{display:flex;flex-direction:column;justify-content:center}[data-theme=e] .article-card__title{font-weight:800}[data-theme=e] .rank-badge{display:inline-flex;align-items:center;justify-content:center;min-width:2rem;height:2rem;padding:0 .5rem;margin-bottom:.5rem;border-radius:999px;background:var(--color-primary);color:#fff;font-size:.85rem;font-weight:800}@media (max-width: 720px){[data-theme=e]{--card-direction: column}[data-theme=e] .article-card__image{width:100%;flex:none}}[data-theme=f]{--font-heading: "Zen Maru Gothic", "Noto Sans JP", sans-serif;--font-body: "Noto Sans JP", sans-serif;--color-bg: #f7f3ec;--color-surface: #fffdf9;--color-text: #2c3330;--color-text-muted: #6b746f;--color-primary: #1f6f6a;--color-accent: #d4a574;--color-border: #e6ddd0;--radius: 14px;--nav-justify: center;--nav-transform: none;--nav-letter-spacing: .02em;--header-position: static;--article-list-display: grid;--article-list-direction: row;--article-list-columns: repeat(3, 1fr);--article-list-gap: 1.75rem;--card-border: 1px solid var(--color-border);--card-shadow: 0 8px 24px rgba(31, 111, 106, .08);--card-direction: column;--hero-padding: 4rem 1.5rem;--hero-align: center;--hero-max: 640px}[data-theme=f] .site-header{background:transparent;border-bottom:none}[data-theme=f] .site-header__logo{color:var(--color-primary)}[data-theme=f] .hero{text-align:center;padding:var(--hero-padding);margin:0 1.5rem;border-radius:calc(var(--radius) + 4px);background:linear-gradient(160deg,#1f6f6a1f,#d4a5742e),var(--color-surface);border:1px solid var(--color-border)}[data-theme=f] .hero h1{font-size:clamp(2rem,3.5vw,2.8rem);font-weight:700}[data-theme=f] .hero p{margin:0 auto;max-width:var(--hero-max)}[data-theme=f] .article-card{overflow:hidden}[data-theme=f] .article-card__image{aspect-ratio:4 / 3;background:linear-gradient(145deg,#b7d8d4,#f0e2cf)}[data-theme=f] .feature-chip{background:#1f6f6a1a;color:var(--color-primary)}@media (max-width: 900px){[data-theme=f]{--article-list-columns: repeat(2, 1fr)}}@media (max-width: 600px){[data-theme=f]{--article-list-columns: 1fr}}