:root{--home-main-col: 740px;--home-side-col: 280px;--home-gap: 1.5rem}body{background-color:var(--page-bg);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,Helvetica Neue,Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,sans-serif}main{width:calc(100% - 2em);max-width:1100px;margin:0 auto;padding:2rem 0 3rem}.home-layout{display:flex;flex-direction:column;gap:1.5rem}.hero-shell{width:min(100%,calc(var(--home-main-col) + var(--home-side-col) + var(--home-gap)));margin:0 auto}.content-grid{width:min(100%,calc(var(--home-main-col) + var(--home-side-col) + var(--home-gap)));display:grid;grid-template-columns:var(--home-main-col) var(--home-side-col);gap:var(--home-gap);align-items:start;margin:0 auto}.main-stack{display:flex;flex-direction:column;gap:1.5rem;min-width:0}.panel{background:var(--surface-bg);border:1px solid var(--border-soft);border-radius:10px;box-shadow:var(--shadow-soft)}.hero-panel{padding:3.5rem 4rem 2.9rem}.eyebrow{display:inline-block;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-soft);margin-bottom:1rem}.hero-title{font-size:2.2rem;line-height:1.12;color:var(--title-text);margin-bottom:1rem}.hero-description{max-width:44rem;font-size:1rem;line-height:1.9;color:var(--text-muted);margin:0}.section-panel{padding:2rem 2.25rem}.sidebar-panel{padding:1.4rem 1.2rem;position:sticky;top:5.25rem}.section-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.5rem}.section-title{font-size:1rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--title-text);margin:0}.section-link{font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:var(--text-soft);text-decoration:none}.section-link:hover{color:var(--accent)}.home-latest-ad-slot{margin-top:1.6rem;padding-top:1.45rem;border-top:1px solid var(--border-soft)}.featured-link{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(240px,320px);gap:2rem;text-decoration:none;color:inherit;align-items:center}.featured-content{min-width:0}.featured-title{font-size:1.65rem;line-height:1.25;color:var(--title-text);margin:0}.featured-date{font-size:.86rem;color:var(--text-soft);margin-top:.85rem}.featured-category-row{display:flex;flex-wrap:wrap;gap:.45rem;margin-top:.8rem}.featured-category{font-size:12px;color:var(--chip-text);background:var(--chip-bg);padding:.15rem .5rem;border-radius:999px;font-weight:600;border:1px solid color-mix(in srgb,var(--accent) 24%,var(--border-soft))}.featured-excerpt{font-size:.96rem;line-height:1.85;color:var(--text-muted);margin:1rem 0 0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.featured-thumb{background:var(--thumb-bg);border-radius:10px;overflow:hidden;aspect-ratio:16 / 10;display:flex;align-items:center;justify-content:center}.featured-thumb img{width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.featured-link:hover .featured-title{color:var(--accent)}.post-list{list-style:none;padding:0;margin:0}.post-item{padding:1.6rem 0;border-bottom:1px solid var(--border-soft)}.post-item:first-child{padding-top:0}.post-item:last-child{padding-bottom:0;border-bottom:none}.post-link{text-decoration:none;color:inherit;display:flex;gap:1.5rem;align-items:flex-start}.post-thumbnail-container{width:160px;height:90px;background:var(--thumb-bg);border-radius:6px;overflow:hidden;flex-shrink:0;display:flex;align-items:center;justify-content:center}.post-thumbnail-container img{width:100%;height:100%;object-fit:contain;object-position:center center;display:block}.post-info{flex-grow:1;min-width:0}.post-title{font-size:18px;font-weight:600;line-height:1.4;margin:0;color:var(--title-text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}.post-date{font-size:14px;color:var(--text-soft);margin-top:.35rem;margin-bottom:0}.post-meta-categories{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.45rem}.post-category{font-size:12px;color:var(--chip-text);background:var(--chip-bg);padding:.15rem .5rem;border-radius:999px;font-weight:600;border:1px solid color-mix(in srgb,var(--accent) 24%,var(--border-soft))}.post-link:hover .post-title{color:var(--accent);text-decoration:underline}.category-grid{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.65rem}.category-grid a{display:block;padding:.85rem .95rem;background:var(--surface-muted);border:1px solid var(--border-soft);border-radius:8px;text-decoration:none;color:var(--text-main);font-weight:600;text-align:left;transition:all .2s}.category-grid a:hover{background:var(--accent-soft);border-color:color-mix(in srgb,var(--accent) 30%,var(--border-soft));color:var(--title-text)}@media(max-width:900px){.hero-shell{width:100%}.content-grid{width:100%;grid-template-columns:1fr}.sidebar-panel{position:static}.hero-panel{padding:2.75rem 2.25rem 2.25rem}.featured-link{grid-template-columns:1fr}}@media(max-width:720px){main{width:calc(100% - 1.2em);padding:1rem 0 2.2rem}.hero-panel,.section-panel,.sidebar-panel{padding:1.55rem 1.05rem}.hero-title{font-size:1.75rem}.featured-title{font-size:1.4rem}.featured-link{gap:1.2rem;grid-template-columns:1fr;align-items:center}.section-header{align-items:flex-start;flex-direction:column;margin-bottom:1.1rem}.post-link{gap:.9rem}.post-thumbnail-container{width:132px;height:74px;aspect-ratio:auto}.post-title{font-size:17px;min-height:auto}.post-date{font-size:13px}}@media(max-width:480px){main{width:calc(100% - .9em);padding:.8rem 0 1.6rem}.hero-panel,.section-panel,.sidebar-panel{padding:1.25rem .9rem;border-radius:8px}.hero-title{font-size:1.52rem}.hero-description,.featured-excerpt{font-size:.94rem;line-height:1.8}.featured-title,.post-title{font-size:1rem}.post-item{padding:1.25rem 0}.post-link{gap:.75rem;align-items:flex-start}.post-thumbnail-container{width:108px;height:61px}.post-date{margin-top:.25rem}.category-grid a{padding:.78rem .82rem}}