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1px)}.bottom-nav__item{flex:1;display:flex;justify-content:center;max-width:25%}.bottom-nav__link{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0.25rem;width:100%;padding:0.5rem;color:#6b7280;text-decoration:none;border-radius:0.5rem;transition:all 150ms ease-in-out;min-height:3rem;position:relative}.bottom-nav__link:focus{outline:2px solid #2563eb;outline-offset:2px}.bottom-nav__link:focus:not(:focus-visible){outline:none}.bottom-nav__link:focus-visible{outline:2px solid #2563eb;outline-offset:2px}.bottom-nav__link:hover{color:#2563eb;background-color:#eff6ff;text-decoration:none}.bottom-nav__link--active{color:#2563eb}.bottom-nav__link--active::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:2rem;height:2px;background-color:#2563eb;border-radius:9999px}.bottom-nav__icon{font-size:1.25rem;line-height:1}.bottom-nav__label{font-size:0.75rem;font-weight:500;line-height:1.25;text-align:center}@media (min-width:768px){.main{margin-top:4rem}}@media (max-width:767px){.main{margin-bottom:4rem}}.skip-link{position:absolute;top:-40px;left:6px;background:#2563eb;color:#ffffff;padding:0.5rem 1rem;border-radius:0.375rem;text-decoration:none;font-weight:500;z-index:1050;transition:top 150ms ease-in-out}.skip-link:focus{top:6px}@media (prefers-contrast:high){.nav{border-bottom-width:2px;border-bottom-color:#1f2937}.bottom-nav{border-top-width:2px;border-top-color:#1f2937}.nav__link--active,.bottom-nav__link--active{background-color:#1f2937;color:#ffffff}}@media (prefers-reduced-motion:reduce){.nav__link,.bottom-nav__link,.nav__logo{transition:none}.bottom-nav__link--active::before{transition:none}}.nav--loading .nav__link,.nav--loading .bottom-nav__link{pointer-events:none;opacity:0.6}.nav--offline::after{content:'オフライン';position:absolute;top:100%;left:0;right:0;background-color:#fef3c7;color:#92400e;text-align:center;padding:0.25rem;font-size:0.875rem;font-weight:500}@media (min-width:768px) and (max-width:1023px){.nav__menu{gap:1rem}.nav__link{padding:0.5rem 0.75rem;font-size:0.875rem}.nav__link-text{display:none}}@media (min-width:1280px){.nav__container{padding:0 2rem}.nav__menu{gap:3rem}.nav__link{padding:1rem 1.5rem;font-size:1.125rem}.nav__link-text{font-size:1rem}}@media (max-width:360px){.bottom-nav__label{font-size:10px}.bottom-nav__icon{font-size:1.125rem}}