.series-feature{margin:0 0 4rem;padding:2.25rem 0 0;border-top:1px solid hsl(var(--foreground)/.8)}.series-feature-head{max-width:42rem;margin-bottom:2rem}.series-feature-title{font-size:1.6rem;line-height:1.6;letter-spacing:.04em;margin:.25rem 0 .9rem}@media(min-width:768px){.series-feature-title{font-size:2.1rem}}.series-feature-lead{font-size:14px;line-height:2;color:hsl(var(--muted-foreground))}.series-grid{display:grid;grid-template-columns:1fr;gap:2.25rem 2.5rem;list-style:none;padding:0;margin:0}@media(min-width:768px){.series-grid{grid-template-columns:1fr 1fr}}.series-card{display:flex;flex-direction:column;height:100%;min-height:44px}.series-card-media{position:relative;overflow:hidden;background:hsl(var(--muted))}.series-card-media img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;filter:saturate(.8);transition:transform .8s cubic-bezier(.2,.7,.2,1)}.series-card:hover .series-card-media img,.series-card:focus-visible .series-card-media img{transform:scale(1.03)}.series-card-no{position:absolute;left:0;bottom:0;padding:.35rem .8rem;background:hsl(var(--background));font-family:Shippori Mincho,Hiragino Mincho ProN,Yu Mincho,serif;font-size:1.05rem;letter-spacing:.12em}.series-card-body{padding-top:1rem}.series-card-label{display:block;font-size:11px;letter-spacing:.18em;color:hsl(var(--muted-foreground));margin-bottom:.5rem;overflow-wrap:anywhere}.series-card h3{font-size:1.1rem;line-height:1.75;margin-bottom:.4rem}.series-card-sub{display:block;font-size:13px;line-height:1.9;color:hsl(var(--muted-foreground))}.series-card:focus-visible,.series-nav a:focus-visible,.series-badge:focus-visible{outline:2px solid hsl(var(--foreground));outline-offset:3px}.series-card:hover h3{text-decoration:underline;text-underline-offset:5px;text-decoration-thickness:1px}.series-badge{display:inline-flex;flex-wrap:wrap;gap:.25rem .9rem;align-items:baseline;margin-bottom:1.25rem;padding:.55rem 0;min-height:44px;border-top:1px solid hsl(var(--border));border-bottom:1px solid hsl(var(--border));font-size:12px;letter-spacing:.12em}.series-badge b{font-weight:500;font-size:13px}.column-subtitle{font-size:15px;line-height:1.9;color:hsl(var(--foreground)/.75);margin:-.75rem 0 1.25rem}.series-label{font-size:11px;letter-spacing:.18em;color:hsl(var(--muted-foreground));margin-bottom:.75rem}.series-nav{max-width:42rem;margin-top:4rem;padding-top:1.75rem;border-top:1px solid hsl(var(--foreground)/.8)}.series-nav-title{font-size:1.1rem;margin:.25rem 0 1rem}.series-nav-pos{display:flex;gap:.35rem;margin:0 0 1.25rem;padding:0;list-style:none}.series-nav-pos li{flex:1}.series-nav-pos a,.series-nav-pos span{display:block;min-height:44px;padding:.7rem 0;text-align:center;font-size:12px;border-top:2px solid hsl(var(--border));color:hsl(var(--muted-foreground))}.series-nav-pos [aria-current=page]{border-top-color:hsl(var(--foreground));color:hsl(var(--foreground));font-weight:600}.series-nav-step{display:grid;gap:.75rem;grid-template-columns:1fr}@media(min-width:640px){.series-nav-step{grid-template-columns:1fr 1fr}}.series-nav-step a{display:block;padding:1rem 1.1rem;border:1px solid hsl(var(--border));min-height:44px;transition:background .3s}.series-nav-step a:hover{background:hsl(var(--muted)/.6)}.series-nav-step small{display:block;font-size:11px;letter-spacing:.14em;color:hsl(var(--muted-foreground));margin-bottom:.3rem}.series-nav-step span{display:block;font-size:14px;line-height:1.8}.series-nav-all{display:inline-block;margin-top:1rem;font-size:13px;text-decoration:underline;text-underline-offset:4px;padding:.6rem 0}.series-support{max-width:42rem;margin-top:3.5rem}.series-support p{font-size:14px;line-height:2;color:hsl(var(--muted-foreground));margin-bottom:.75rem}.series-support ul{border-bottom:1px solid hsl(var(--border))}.series-support li a{display:flex;justify-content:space-between;gap:1rem;align-items:center;min-height:48px;padding:.8rem 0;border-top:1px solid hsl(var(--border));font-size:15px}.series-support li a:hover{text-decoration:underline;text-underline-offset:4px}.series-entry{max-width:1120px;margin:0 auto;padding:5rem 1.5rem;font-family:Noto Sans JP,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif}.series-entry h2{font-family:Shippori Mincho,Hiragino Mincho ProN,Yu Mincho,serif;font-weight:400;font-size:1.7rem;line-height:1.6;letter-spacing:.05em;margin:.5rem 0 1rem}@media(min-width:768px){.series-entry h2{font-size:2.3rem}}.series-entry-grid{display:grid;gap:2.5rem;grid-template-columns:1fr}@media(min-width:900px){.series-entry-grid{grid-template-columns:5fr 7fr;gap:4rem}}.series-entry ol{list-style:none;padding:0;margin:0;border-bottom:1px solid hsl(var(--border))}.series-entry ol a{display:grid;grid-template-columns:2.2rem 1fr;gap:.75rem;min-height:48px;padding:.85rem 0;border-top:1px solid hsl(var(--border));font-size:14px;line-height:1.8}.series-entry ol a:hover{text-decoration:underline;text-underline-offset:4px}.series-entry ol a:focus-visible,.series-entry-more:focus-visible{outline:2px solid hsl(var(--foreground));outline-offset:3px}.series-entry ol span{font-family:Shippori Mincho,serif;letter-spacing:.1em;color:hsl(var(--muted-foreground))}.series-entry-more{display:inline-flex;align-items:center;min-height:44px;margin-top:1.5rem;border-bottom:1px solid hsl(var(--foreground));font-size:14px;letter-spacing:.08em}.series-entry p.series-entry-lead{font-size:14px;line-height:2.1;color:hsl(var(--muted-foreground));max-width:30rem}.column-prose-lead>p:first-child{font-family:Shippori Mincho,Hiragino Mincho ProN,Yu Mincho,serif;font-size:1.3rem;line-height:1.95;letter-spacing:.03em}@media(min-width:768px){.column-prose-lead>p:first-child{font-size:1.5rem}}.column-callout{padding:1.25rem 1.25rem 1.25rem 1.4rem;border-left:3px solid hsl(var(--foreground)/.75);background:hsl(var(--muted)/.55)}.column-callout-title{font-family:Shippori Mincho,Hiragino Mincho ProN,Yu Mincho,serif;font-weight:600;font-size:1rem;margin-bottom:.4rem}.column-callout p{font-size:15px;line-height:2}.column-callout p+p{margin-top:.5rem}.column-hero-series img{aspect-ratio:16/9}.column-fig-rich{margin-top:2.25rem;margin-bottom:.5rem;background:hsl(var(--background));border-color:hsl(var(--foreground)/.35);padding:1.4rem 1.1rem 1.1rem}.column-fig-rich .column-fig-title{font-family:Shippori Mincho,Hiragino Mincho ProN,Yu Mincho,serif;font-size:15px;line-height:1.7;margin-bottom:1.2rem}.column-fig-rich ol{counter-reset:figstep;margin:0}.column-fig-rich li{counter-increment:figstep;background:hsl(var(--muted)/.45);font-size:15px;line-height:1.8;padding:.8rem 1rem;position:relative;min-width:0}.column-fig-rich li strong{font-size:15px;font-weight:600;display:block}.column-fig-rich li span{font-size:14px;line-height:1.8;margin-top:.25rem;overflow-wrap:anywhere}.column-fig-rich li strong:before{content:counter(figstep,decimal-leading-zero);display:inline-block;margin-right:.6rem;font-size:12px;letter-spacing:.1em;color:hsl(var(--muted-foreground))}.column-fig-rich .column-fig-note{font-size:12.5px}.column-fig-rich .column-fig-flow{row-gap:0!important;gap:0}.column-fig-rich .column-fig-flow li{margin-left:1rem;border-left:2px solid hsl(var(--foreground)/.55);border-top:0;border-right:0;border-bottom:1px dashed hsl(var(--border));padding-left:1.1rem}.column-fig-rich .column-fig-flow li:last-child{border-bottom:0}.column-fig-rich .column-fig-flow li+li:before{content:none}.column-fig-rich .column-fig-flow li:after{content:"";position:absolute;left:-7px;top:1.15rem;width:12px;height:12px;border-radius:50%;background:hsl(var(--background));border:2px solid hsl(var(--foreground))}.column-fig-rich .column-fig-columns{grid-template-columns:1fr}.column-fig-rich .column-fig-columns li{border-top:2px solid hsl(var(--foreground)/.7)}@media(min-width:640px){.column-fig-rich .column-fig-columns{grid-template-columns:1fr 1fr!important}}