:root{--primary-color: #1A237E;--accent-color: #1A73E8;--text-color: #212529;--light-text: #FFFFFF;--background-color: #FFFFFF;--section-bg: #E9ECEF;--border-color: rgba(0, 0, 0, .13);--secondary-text-color: #6C757D}html,body{margin:0;padding:0;width:100%;height:100%;font-family:Noto Sans JP,Roboto,Hiragino Sans,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;color:var(--text-color);background-color:var(--background-color)}h1,h2,h3,h4,h5,h6{margin:0;line-height:1.4;font-family:游明朝体,Yu Mincho,YuMincho,Hiragino Mincho ProN,ヒラギノ明朝 ProN W3,HiraMinProN-W3,HG明朝E,ＭＳ Ｐ明朝,MS PMincho,serif}a{text-decoration:none;color:var(--accent-color)}a.logo{font-family:游明朝体,Yu Mincho,YuMincho,Hiragino Mincho ProN,ヒラギノ明朝 ProN W3,HiraMinProN-W3,HG明朝E,ＭＳ Ｐ明朝,MS PMincho,serif}img{max-width:100%;height:auto}.container{max-width:1200px;margin:0 auto;padding:0 1rem}.header[data-astro-cid-3ef6ksr2]{background-color:var(--primary-color);color:var(--light-text);padding:.5rem 0;position:relative}.header-top[data-astro-cid-3ef6ksr2]{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.logo-area[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column}.site-description[data-astro-cid-3ef6ksr2]{margin:0;font-size:.8rem;line-height:1.2;margin-bottom:.1rem}.logo[data-astro-cid-3ef6ksr2]{font-size:1.5rem;font-weight:700;color:var(--light-text);line-height:1.2}.social-nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:.5rem}.social-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{display:flex;list-style:none;margin:0;padding:0;gap:.8rem}.social-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{color:var(--light-text);display:flex;font-size:1.2rem}.contact-btn[data-astro-cid-3ef6ksr2]{background-color:var(--primary-color);color:var(--light-text);border:1px solid var(--light-text);padding:.5rem 1rem;border-radius:4px;cursor:pointer;font-weight:400;font-size:.875rem;transition:background-color .3s,color .3s}.contact-btn[data-astro-cid-3ef6ksr2]:hover{background-color:var(--light-text);color:var(--primary-color)}.hamburger-btn[data-astro-cid-3ef6ksr2]{display:none;padding:10px;cursor:pointer;background-color:transparent;border:none;z-index:1001}.hamburger-box[data-astro-cid-3ef6ksr2]{width:30px;height:24px;display:inline-block;position:relative}.hamburger-inner[data-astro-cid-3ef6ksr2]{display:block;top:50%;margin-top:-1px;width:100%;height:2px;background-color:var(--light-text);border-radius:4px;position:absolute;transition:transform .2s ease-in-out}.hamburger-inner[data-astro-cid-3ef6ksr2]:before,.hamburger-inner[data-astro-cid-3ef6ksr2]:after{content:"";display:block;width:100%;height:2px;background-color:var(--light-text);border-radius:4px;position:absolute;transition:transform .2s ease-in-out}.hamburger-inner[data-astro-cid-3ef6ksr2]:before{top:-10px}.hamburger-inner[data-astro-cid-3ef6ksr2]:after{bottom:-10px}.header[data-astro-cid-3ef6ksr2].is-menu-open .hamburger-inner[data-astro-cid-3ef6ksr2]{transform:rotate(45deg)}.header[data-astro-cid-3ef6ksr2].is-menu-open .hamburger-inner[data-astro-cid-3ef6ksr2]:before{top:0;transform:rotate(90deg)}.header[data-astro-cid-3ef6ksr2].is-menu-open .hamburger-inner[data-astro-cid-3ef6ksr2]:after{bottom:0;transform:rotate(90deg)}.main-nav[data-astro-cid-3ef6ksr2]{padding:.5rem 0;border-top:1px solid rgba(255,255,255,.2);transition:max-height .3s ease-out,opacity .3s ease-out,visibility .3s ease-out}.main-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{display:flex;list-style:none;margin:0;padding:0;justify-content:space-around}.main-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{color:var(--light-text);padding:.3rem .5rem;display:flex;align-items:center;gap:.4rem;font-size:1rem;transition:background-color .3s;border-radius:4px}.main-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2] svg[data-astro-cid-3ef6ksr2]{width:1em;height:1em;fill:currentColor}.main-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]:hover{background-color:#fff3}@media (max-width: 768px){.header-top[data-astro-cid-3ef6ksr2]{margin-bottom:0}.social-nav[data-astro-cid-3ef6ksr2]{display:none}.hamburger-btn[data-astro-cid-3ef6ksr2]{display:block;order:2}.main-nav[data-astro-cid-3ef6ksr2]{position:absolute;top:100%;left:0;width:100%;background-color:var(--primary-color);border-top:1px solid rgba(255,255,255,.2);overflow:hidden;max-height:0;opacity:0;visibility:hidden;z-index:1000}.main-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{flex-direction:column;align-items:center;padding:1rem 0;justify-content:flex-start}.main-nav[data-astro-cid-3ef6ksr2] li[data-astro-cid-3ef6ksr2]{width:100%;text-align:center}.main-nav[data-astro-cid-3ef6ksr2] a[data-astro-cid-3ef6ksr2]{padding:.8rem 1rem;width:100%;justify-content:center;font-size:1.1rem}.header[data-astro-cid-3ef6ksr2].is-menu-open .main-nav[data-astro-cid-3ef6ksr2]{max-height:100vh;opacity:1;visibility:visible}.header[data-astro-cid-3ef6ksr2].is-menu-open .social-nav[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;align-items:center;gap:1rem;width:100%;padding:1rem 0;margin-top:1rem;border-top:1px solid rgba(255,255,255,.1)}.header[data-astro-cid-3ef6ksr2].is-menu-open .social-nav[data-astro-cid-3ef6ksr2] ul[data-astro-cid-3ef6ksr2]{gap:1.5rem}}footer[data-astro-cid-sz7xmlte]{background-color:var(--primary-color);color:var(--light-text)}.contact-section[data-astro-cid-sz7xmlte]{padding:3rem 0}.contact-content[data-astro-cid-sz7xmlte]{max-width:600px;margin:0 auto;text-align:center}.section-label[data-astro-cid-sz7xmlte]{color:var(--light-text);font-weight:400;font-size:.85rem;display:block;margin-bottom:.5rem}.section-title[data-astro-cid-sz7xmlte]{font-size:1.5rem;margin-bottom:.8rem;color:var(--light-text);font-weight:500}.contact-content[data-astro-cid-sz7xmlte] p[data-astro-cid-sz7xmlte]{color:var(--light-text);font-size:1rem;font-weight:400;line-height:1.75;margin-bottom:1.5rem}.contact-buttons[data-astro-cid-sz7xmlte]{display:flex;gap:1rem;justify-content:center;margin-top:1rem}.contact-button[data-astro-cid-sz7xmlte]{padding:.6rem 1.5rem;border-radius:4px;font-weight:400;font-size:1rem;transition:background-color .3s,border-color .3s;border:1px solid var(--light-text);background-color:transparent;color:var(--light-text)}.contact-button[data-astro-cid-sz7xmlte]:hover{background-color:var(--light-text);color:var(--primary-color)}.phone-button[data-astro-cid-sz7xmlte]{background-color:var(--primary-color);color:#fff}.phone-button[data-astro-cid-sz7xmlte]:hover{background-color:#1a2570}.form-button[data-astro-cid-sz7xmlte]{background-color:var(--accent-color);color:#fff}.form-button[data-astro-cid-sz7xmlte]:hover{background-color:#25a}.line-button[data-astro-cid-sz7xmlte]{background-color:#06c755;color:#fff}.footer-bottom[data-astro-cid-sz7xmlte]{padding:1.5rem 0;text-align:center;background-color:var(--section-bg);color:var(--text-color)}.social-links[data-astro-cid-sz7xmlte]{display:flex;justify-content:center;gap:1rem;margin-bottom:1rem}.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:var(--primary-color);display:flex;font-size:1.3rem}.copyright[data-astro-cid-sz7xmlte]{margin:0;font-size:.875rem;color:var(--text-color);font-weight:400;line-height:2}@media (max-width: 768px){.contact-buttons[data-astro-cid-sz7xmlte]{flex-direction:column;gap:.8rem}}