.pv-top{position:relative;overflow-x:clip}.pv-hero{grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:.5rem 1rem;max-width:50rem;margin-inline:auto;padding:2.5rem 1rem 0;display:grid;position:relative}@media (min-width:40rem){.pv-hero{gap:1rem 2rem;padding:4rem 1.5rem 0}}.pv-mark{opacity:.075;width:clamp(16rem,70vw,30rem);height:auto;position:absolute;top:-1rem;right:-6rem}:root[data-theme=dark] .pv-mark{opacity:.1}@media (min-width:40rem){.pv-mark{top:-3rem;right:-9rem}}.pv-title-row{align-items:center;gap:.75rem;margin-top:1rem;display:flex}.pv-kanji{width:3.4rem;height:3.4rem;color:var(--sd-pen);flex:none}@media (min-width:40rem){.pv-kanji{width:4.6rem;height:4.6rem}}.pv-h1{color:var(--sd-text-primary);font-size:clamp(2.3rem,10.4vw,4.75rem);line-height:1}.pv-updated{border:1px solid var(--sd-border);background:color-mix(in srgb, var(--sd-surface) 70%, transparent);color:var(--sd-text-secondary);border-radius:999px;align-items:center;gap:.5rem;margin-top:1rem;padding:.35rem .8rem;font-size:.82rem;font-weight:600;display:inline-flex}.pv-updated:before{content:"";background:var(--sd-pen);border-radius:50%;width:.45rem;height:.45rem}.pv-ninja{align-self:end;width:5.75rem;margin-bottom:-.4rem;position:relative}@media (min-width:40rem){.pv-ninja{width:11rem;margin-bottom:-1.2rem}}.pv-ninja:before{content:"";background:var(--sky-moon);opacity:.13;border-radius:50%;position:absolute;inset:8% 2% 14%}.pv-ninja .kiru{width:100%;height:auto;display:block;position:relative}.pv-sheet{margin:1.5rem auto 0;max-width:47rem;margin-inline:1rem;padding:1.6rem 1.3rem 1.5rem}@media (min-width:40rem){.pv-sheet{margin:2rem auto 0;padding:3rem 3.25rem 2.5rem}}@media (min-width:50rem){.pv-sheet{margin-inline:auto}}.pv-intro{color:var(--sd-text-primary);font-size:1.18rem;line-height:1.75}@media (min-width:40rem){.pv-intro{font-size:1.28rem}}.pv-sec{border-top:1px solid var(--sd-border);margin-top:2rem;padding-top:2rem}.pv-sec-head{align-items:center;gap:.85rem;display:flex}.pv-ico{background:color-mix(in srgb, var(--sd-accent) 10%, transparent);width:2.6rem;height:2.6rem;color:var(--sd-accent);border-radius:12px;flex:none;place-items:center;display:grid}.pv-sec h2{color:var(--sd-text-primary);font-size:1.3rem;line-height:1.2}@media (min-width:40rem){.pv-sec h2{font-size:1.45rem}}.pv-sec p{color:var(--sd-text-secondary);margin-top:.9rem;font-size:1.05rem;line-height:1.8}@media (min-width:40rem){.pv-sec-body{padding-left:3.45rem}}.pv-sheet a{color:var(--sd-accent);text-underline-offset:3px;text-decoration:underline;text-decoration-thickness:1px}.pv-sheet a:hover{color:var(--sd-accent-hover);text-decoration-thickness:2px}.pv-sign{border-radius:var(--radius-xl);background:var(--sd-fill);justify-content:space-between;align-items:center;gap:1rem;margin-top:2.25rem;padding:1.1rem 1.2rem;display:flex}.pv-sign p{color:var(--sd-text-primary);font-size:1.02rem;font-style:italic;line-height:1.6}.pv-seal{flex:none;width:3rem;rotate:-8deg}@media (prefers-reduced-motion:no-preference){@supports (animation-timeline:view()){.pv-sec,.pv-sign{animation:linear both pv-rise;animation-timeline:view();animation-range:entry cover 20%}.pv-seal{animation:linear both pv-stamp;animation-timeline:view();animation-range:entry 40% cover 35%}}.pv-ninja .kiru{animation:pv-peek .9s var(--ease-out-expo) .2s both}}@keyframes pv-rise{0%{opacity:0;translate:0 22px}to{opacity:1;translate:0}}@keyframes pv-stamp{0%{opacity:0;rotate:-20deg;scale:1.9}70%{opacity:1;rotate:-6deg;scale:.92}to{opacity:1;rotate:-8deg;scale:1}}@keyframes pv-peek{0%{opacity:0;translate:0 18px}}