:root{--primary-color: #2196F3;--secondary-color: #64B5F6;--background-color: #F5F5F5;--text-color: #333;--border-radius: 8px;--header-border-radius: 8px;--shadow: 0 2px 4px rgba(0,0,0,.1);--header-height: 60px;--footer-height: 80px;--scrollbar-width: 6px;--scrollbar-track-bg: #f1f1f1;--scrollbar-thumb-bg: #ccc;--scrollbar-thumb-hover-bg: #bbb;--scrollbar-radius: 3px;--input-padding: .7rem 1rem;--input-transition: all .3s ease}[hidden],[data-silent-release-hidden]{display:none!important}.app-header{background:linear-gradient(135deg,#2196f3,#64b5f6);color:#fff;width:100%;box-shadow:var(--shadow);height:var(--header-height);box-sizing:border-box;position:fixed;top:0;left:0;z-index:1000;font-family:Inter,Noto Sans JP,Hiragino Kaku Gothic ProN,Hiragino Sans,Yu Gothic,Meiryo,sans-serif}.app-header>div{padding:.8rem 2rem;width:100%;height:100%;display:flex;justify-content:space-between;align-items:center;box-sizing:border-box}.app-header .site-title{margin:0;font-size:1.4rem;font-weight:700}.app-header a{color:#fff;text-decoration:none}.app-header a:hover,.app-header a:focus,.app-header a:active{text-decoration:none}.header-nav{margin-left:auto}.header-nav>ul{list-style:none;margin:0;padding:0;display:flex;gap:.75rem;align-items:center}.header-right{display:flex;align-items:center;gap:1rem}.contact-btn{padding:.4rem .8rem;background-color:#fff3;border-radius:var(--border-radius);transition:background-color .3s}.contact-btn:hover{background-color:#ffffff4d}.social-icon{width:24px;height:24px;transition:opacity .3s}.social-icon:hover{opacity:.8}.hamburger-menu{display:none;flex-direction:column;justify-content:space-around;width:30px;height:25px;background:transparent;border:none;cursor:pointer;padding:0;position:absolute;right:2rem;top:1rem;z-index:1000}.hamburger-menu span{width:30px;height:3px;background:#fff;border-radius:3px;transition:all .3s linear}.dropdown{position:relative}.dropdown-trigger{cursor:pointer;padding:.4rem .8rem;background-color:transparent;border-radius:var(--header-border-radius);transition:background-color .3s}.header-nav>ul>li>a{display:inline-block;padding:.4rem .8rem;background-color:transparent;border-radius:var(--header-border-radius);transition:background-color .3s,color .3s}.dropdown-trigger:hover,.header-nav>ul>li>a:hover,.header-nav>ul>li>a:focus{background-color:#ffffff2e}.dropdown-menu{display:none;position:absolute;top:100%;left:50%;transform:translate(-50%);background:#fff;box-shadow:var(--shadow);border-radius:var(--border-radius);padding:.5rem 0;min-width:200px;z-index:1000;margin-top:.5rem}.header-nav .dropdown-menu{list-style:none;flex-direction:column;align-items:stretch;gap:0}@media (min-width: 769px){.dropdown-menu{display:none;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}.dropdown:hover .dropdown-menu{display:block;opacity:1;visibility:visible}}.dropdown-menu:before{content:"";position:absolute;top:-8px;left:50%;transform:translate(-50%);border-left:8px solid transparent;border-right:8px solid transparent;border-bottom:8px solid white}.dropdown-menu li{padding:0;margin:0}.dropdown-menu a{color:var(--text-color);text-decoration:none;display:block;padding:.7rem 1.2rem;transition:background-color .3s,color .3s}.dropdown-menu a:hover{color:var(--primary-color);background-color:#2196f31a}.header-nav>ul>li.header-auth-guest:not(.header-auth-cta)>a,.header-nav>ul>li.header-auth-member>a{border:1px solid rgba(255,255,255,.85);background:transparent;color:#fff;font-weight:700}.header-nav>ul>li.header-auth-guest:not(.header-auth-cta)>a:hover,.header-nav>ul>li.header-auth-guest:not(.header-auth-cta)>a:focus,.header-nav>ul>li.header-auth-member>a:hover,.header-nav>ul>li.header-auth-member>a:focus{background:#ffffff29;color:#fff}.header-nav>ul>li.header-auth-cta>a{background:#fffffffa;color:#0d63b5;font-weight:700;padding:.45rem .9rem;border-radius:999px;box-shadow:0 6px 18px #0d63b52e}.header-nav>ul>li.header-auth-cta>a:hover,.header-nav>ul>li.header-auth-cta>a:focus{color:#084f92;background:#fff}.mega-dropdown{--mega-menu-caret-left: 72%;position:relative}.mega-menu{display:none;position:absolute;top:calc(100% - 6px);right:-260px;width:min(900px,calc(100vw - 2rem));text-align:left;background:#fff;color:var(--text-color);border-radius:18px;box-shadow:0 24px 60px #0f172a33;padding:1.25rem;z-index:1000;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:.5rem;border:1px solid rgba(148,163,184,.24)}@media (min-width: 769px){.mega-dropdown:hover .mega-menu,.mega-dropdown:focus-within .mega-menu{display:grid}}.mega-menu:before{content:"";position:absolute;top:-8px;left:var(--mega-menu-caret-left);transform:translate(-50%);border-left:9px solid transparent;border-right:9px solid transparent;border-bottom:9px solid white}.mega-menu-section{padding:.4rem}.mega-menu-heading{margin:0 0 .65rem;color:#0f4f8f;font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;text-align:left}.mega-menu-section ul{display:flex;flex-direction:column;align-items:stretch;gap:.25rem;list-style:none;margin:0;padding:0}.mega-menu-section li{margin:0}.mega-menu a{color:var(--text-color);display:block;padding:.65rem .75rem;border-radius:12px;background:transparent;text-align:left;transition:background-color .2s ease,color .2s ease,transform .2s ease}.mega-menu a:hover,.mega-menu a:focus{color:#0d63b5;background:#2196f31a;transform:translateY(-1px)}.mega-menu-label{display:block;font-weight:700;line-height:1.3}.mega-menu-desc{display:block;color:#64748b;font-size:.82rem;line-height:1.45;margin-top:.18rem}.app-footer{background-color:#333;color:#fff;padding:1.5rem;box-sizing:border-box;margin-top:auto;width:100%;flex-shrink:0}.footer-content{width:100%;padding:0 2rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;box-sizing:border-box}.footer-brand-block{display:flex;flex-direction:column;gap:.4rem;align-items:flex-start}.footer-brand{color:#fff;text-decoration:none;font-size:1.1rem;font-weight:700}.footer-tagline{margin:0;font-size:.9rem;line-height:1.5;color:#ffffffbf}.footer-links{display:flex;gap:1.5rem;flex-wrap:wrap}.footer-link{color:#ccc;text-decoration:none;transition:color .3s;padding:.5rem;white-space:nowrap}.footer-link:hover{color:#fff}@media (min-width: 769px) and (max-width: 1080px){.app-header>div{padding:.8rem 1rem}.app-header .site-title{font-size:1.15rem}.header-nav>ul{gap:.45rem}.header-nav>ul>li>a,.dropdown-trigger{font-size:.92rem;padding:.35rem .55rem}.header-nav>ul>li.header-auth-cta>a{padding:.4rem .75rem}}@media (max-width: 768px){.app-header>div{padding:.8rem 1rem}.app-header .site-title{font-size:1.3rem;margin-right:60px}.hamburger-menu{display:flex}.header-nav{display:none;position:fixed;background:#fff;padding:1.5rem;box-shadow:var(--shadow);top:var(--header-height);right:0;z-index:1001;width:280px;max-height:calc(100vh - var(--header-height));overflow-y:auto;border-radius:0 0 var(--border-radius) var(--border-radius)}.header-nav.active{display:block}.header-nav>ul{flex-direction:column;gap:1.2rem;align-items:stretch}.header-nav a{color:var(--text-color);display:block;padding:.8rem;font-size:1.1rem;text-align:left}.dropdown-menu{position:static;box-shadow:none;padding:.8rem;display:none;transform:none;margin-top:.8rem;background:#f5f5f5;width:100%;border-radius:var(--border-radius)}.dropdown-menu li{width:100%}.dropdown-menu:before{display:none}.dropdown-menu a{color:var(--text-color);padding:.8rem 1.2rem;border-radius:var(--border-radius);font-size:1.1rem}.dropdown-menu a:hover{background-color:#2196f31a}.dropdown-trigger{width:100%;text-align:left;background:none;padding:.8rem;font-size:1.1rem}.dropdown.active .dropdown-menu{display:block!important}.mega-dropdown{position:relative}.mega-menu{position:static;display:none;transform:none;right:auto;width:100%;margin-top:.8rem;padding:.9rem;box-shadow:none;border-radius:var(--border-radius);background:#f5f5f5;border:0;grid-template-columns:1fr;gap:.9rem}.mega-menu:before{display:none}.dropdown.active .mega-menu{display:grid!important}.mega-menu-section{padding:0}.mega-menu-heading{color:#64748b;padding:0 .8rem}.mega-menu a{color:var(--text-color);padding:.75rem .9rem;background:#fff}.mega-menu a:hover{transform:none}.header-nav>ul>li.header-auth-cta>a{display:block;width:100%;margin-left:0;color:#0d63b5}.header-nav>ul>li.header-auth-member>a{color:#0d63b5;border-color:#0d63b52e;background:#fff;box-shadow:0 6px 18px #0d63b514}.app-footer{padding:1rem}.footer-content{padding:0 1rem;flex-direction:column;gap:1rem;text-align:center}.footer-brand-block{align-items:center}.footer-tagline{display:none}.footer-links{flex-direction:row;justify-content:center;gap:1rem;padding:0 .5rem}.footer-link{display:inline-block;padding:.4rem;font-size:.9rem}}body{padding-top:var(--header-height);min-height:100vh}.cta-button,.statistics-school-link,.action-button{display:inline-flex;align-items:center;justify-content:center;padding:.8rem 1.5rem;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;text-decoration:none;border-radius:var(--border-radius);transition:all .3s ease;font-weight:500;box-shadow:0 2px 4px #2196f34d}.cta-button:hover,.statistics-school-link:hover,.action-button:hover{transform:translateY(-2px);box-shadow:0 4px 8px #2196f366}.breadcrumb{display:flex;flex-wrap:wrap;padding:.75rem 1rem;margin-bottom:1rem;list-style:none;background-color:#e9ecef;border-radius:.25rem}.breadcrumb-item{display:flex}.breadcrumb-item+.breadcrumb-item{padding-left:.5rem}.breadcrumb-item+.breadcrumb-item:before{display:inline-block;padding-right:.5rem;color:#6c757d;content:"/"}.breadcrumb-item.active{color:#6c757d}.breadcrumb-item a{color:var(--primary-color);text-decoration:none;transition:color .2s ease}.breadcrumb-item a:hover{color:var(--secondary-color);text-decoration:underline}.breadcrumb-container{width:100%;padding:0 1.5rem;box-sizing:border-box}@media (max-width: 768px){.breadcrumb-container{padding:0 1rem}}.feedback-banner{width:100%;margin:0;background:linear-gradient(90deg,#0f1f3d,#0d47a1 45%,#1976d2);color:#fff;position:relative;padding:0}.feedback-banner__inner{display:flex;align-items:center;gap:clamp(1rem,3vw,2.5rem);padding:2rem clamp(1.5rem,4vw,3.5rem);position:relative;z-index:1}.feedback-banner__content{flex:1;min-width:240px}.feedback-banner__badge{display:inline-flex;align-items:center;padding:.35rem 1.4rem;border-radius:999px;font-size:.9rem;font-weight:700;letter-spacing:.04em;background:linear-gradient(120deg,#ffd54f,#ff8f00);color:#4a2500;box-shadow:0 10px 25px #00000040;white-space:nowrap;margin-bottom:.75rem}.feedback-banner__eyebrow{margin:0;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;opacity:.8}.feedback-banner__title{margin:.25rem 0 .4rem;font-size:clamp(1.3rem,3vw,1.9rem);line-height:1.3}.feedback-banner__text{margin:0;font-size:.95rem;line-height:1.6;opacity:.95}.feedback-banner__button{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.75rem;border-radius:999px;font-weight:700;font-size:.95rem;background:#fff;color:#0f1f3d;text-decoration:none;box-shadow:0 12px 30px #0000004d;transition:transform .2s ease,box-shadow .2s ease;white-space:nowrap}.feedback-banner__button svg{width:18px;height:18px}.feedback-banner__button:hover{transform:translateY(-2px);box-shadow:0 20px 45px #00000059}@media (max-width: 768px){.feedback-banner__inner{flex-wrap:wrap;padding:1.5rem 1.35rem}.feedback-banner__badge,.feedback-banner__button{width:100%;justify-content:center}}