.site-header[data-astro-cid-3ef6ksr2]{border-top:5px solid var(--color-primary);padding:1rem 0;background:#fff}.header-container[data-astro-cid-3ef6ksr2]{max-width:1200px;margin:0 auto;padding:0 1.5rem 1rem;display:flex;flex-direction:column;align-items:flex-start}.site-logo[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{display:flex;align-items:center}.logo-image[data-astro-cid-3ef6ksr2]{height:45px;width:400px;object-fit:contain;display:block;object-position:left center}.nav-list[data-astro-cid-3ef6ksr2]{max-width:1200px;margin:0 auto;padding:0rem 1.5rem;display:flex;list-style:none;gap:2.5rem}.site-nav[data-astro-cid-3ef6ksr2]{width:100%;background-color:#60c;border-top:1px solid var(--border-color, #eaeaea);border-bottom:1px solid var(--border-color);padding-top:.25rem;padding-bottom:.25rem}.site-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{display:flex;list-style:none;gap:2rem}.site-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{color:#fff;font-weight:700;font-size:1rem;transition:color .2s}.hamburger-button[data-astro-cid-3ef6ksr2]{display:none;background:none;border:none;cursor:pointer;padding:0;width:28px;height:24px;position:relative;z-index:102;flex-direction:column;justify-content:center;gap:6px}.bar[data-astro-cid-3ef6ksr2]{display:block;width:100%;height:2px;background-color:var(--color-text-main, #000);transition:transform .3s ease,opacity .3s ease}.hamburger-button[data-astro-cid-3ef6ksr2].is-active .bar[data-astro-cid-3ef6ksr2]:nth-child(1){transform:translateY(8px) rotate(45deg)}.hamburger-button[data-astro-cid-3ef6ksr2].is-active .bar[data-astro-cid-3ef6ksr2]:nth-child(2){opacity:0}.hamburger-button[data-astro-cid-3ef6ksr2].is-active .bar[data-astro-cid-3ef6ksr2]:nth-child(3){transform:translateY(-8px) rotate(-45deg)}@media(max-width:1024px){.site-header[data-astro-cid-3ef6ksr2]{border-top:5px solid var(--color-primary);border-bottom:1px solid var(--border-color);padding:0rem 0;background:#fff}.header-container[data-astro-cid-3ef6ksr2]{flex-direction:row;justify-content:space-between;align-items:center;padding:.75rem 1rem}.site-logo[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{justify-content:flex-start}.logo-image[data-astro-cid-3ef6ksr2]{height:38px;width:auto;object-position:left center}.hamburger-button[data-astro-cid-3ef6ksr2]{display:flex}.site-nav[data-astro-cid-3ef6ksr2]{display:none;position:fixed;top:0;right:0;width:75%;max-width:300px;height:100vh;height:100dvh;overflow-y:auto;-webkit-overflow-scrolling:touch;background-color:#fff;box-shadow:-4px 0 15px #00000026;padding:5rem 1.5rem 2rem;z-index:101}.site-nav[data-astro-cid-3ef6ksr2].is-active{display:block}.site-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{flex-direction:column;gap:0;justify-content:flex-start;align-items:stretch}.site-nav[data-astro-cid-3ef6ksr2] li[data-astro-cid-3ef6ksr2]{border-bottom:1px solid #f0f0f0}.site-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{color:var(--color-text-main, #000);font-size:1rem;display:block;padding:.8rem 0;text-align:left}}.site-footer[data-astro-cid-sz7xmlte]{border-top:1px solid var(--border-color, #e5e5e5);background-color:#e5e5e5;padding:2rem 0;margin-top:6rem;font-family:BIZ UDGothic,monospace}.footer-container[data-astro-cid-sz7xmlte]{max-width:1200px;margin:0 auto;padding:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.footer-logo[data-astro-cid-sz7xmlte]{font-size:1rem;font-weight:700;margin:0 0 1.5rem;color:var(--color-text-main, #000000)}.footer-links[data-astro-cid-sz7xmlte]{display:flex;gap:2.5rem;justify-content:center;flex-wrap:wrap;margin-bottom:1rem}.footer-link-item[data-astro-cid-sz7xmlte]{display:flex;align-items:center;gap:.5rem;font-size:.8rem;font-weight:Light;color:var(--color-text-secondary, #888);text-decoration:none;transition:color .2s ease,opacity .2s ease}.footer-link-item[data-astro-cid-sz7xmlte]:hover{color:var(--color-primary, #6600CC);text-decoration:underline}.footer-link-item[data-astro-cid-sz7xmlte] svg[data-astro-cid-sz7xmlte]{width:24px!important;height:24px!important;flex-shrink:0;transition:transform .2s ease}.footer-link-item[data-astro-cid-sz7xmlte]:hover svg[data-astro-cid-sz7xmlte]{transform:translateY(-1px)}.university-of-tsukuba-logo[data-astro-cid-sz7xmlte]{height:40px;object-fit:contain;display:block}.footer-bottom[data-astro-cid-sz7xmlte]{max-width:600px;margin:0 auto;padding-top:1rem;border-top:solid #888888 1px;text-align:center}.footer-bottom[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{font-size:.8rem;color:#888;margin:0}@media(max-width:480px){.footer-logo[data-astro-cid-sz7xmlte]{font-size:1rem;font-weight:700;margin:0 1rem 1.5rem;color:var(--color-text-main, #000000)}.footer-links[data-astro-cid-sz7xmlte]{gap:1.5rem}.footer-link-item[data-astro-cid-sz7xmlte]{font-size:.8rem}}:root{--color-primary: #6600CC;--color-text-main: #222222;--color-text-sub: #666666;--color-bg-light: #f8f9fa;--border-color: #e0e0e0}*{box-sizing:border-box;margin:0;padding:0}body{font-family:BIZ UDGothic,Courier New,Courier,monospace!important;color:var(--color-text-main);background-color:#fff;line-height:1.8}h1,h2,h3,h4,h5,h6{font-family:BIZ UDGothic,Courier New,Courier,monospace!important;font-weight:700}a{color:inherit;text-decoration:none}a:hover{color:var(--color-primary)}