:root{--color-bg:#ffffff;--color-fg:#1a2233;--color-primary:#0b3d91;--color-primary-dark:#082a66;--color-accent:#d4a017;--color-muted:#5a6472;--color-border:#e2e6ec;--color-surface:#f7f9fc;--font-sans:"Hiragino Sans","Noto Sans JP",system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body,html{padding:0;margin:0}body{color:var(--color-fg);background:var(--color-bg);font-family:var(--font-sans);line-height:1.7}a{color:inherit}img{max-width:100%;display:block}button{font-family:inherit}.container{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}.section{padding:64px 0}.section-title{font-size:1.75rem;font-weight:700;margin-bottom:32px;text-align:center;color:var(--color-primary-dark)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 28px;border-radius:4px;border:none;font-weight:700;font-size:.95rem;cursor:pointer;transition:background-color .15s ease,opacity .15s ease}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn-secondary{background:var(--color-surface);color:var(--color-fg);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background:var(--color-border)}.btn-danger{background:#b3261e;color:#fff}.btn-danger:hover:not(:disabled){background:#8c1d17}.form-field{margin-bottom:20px}.form-label{display:block;font-weight:700;font-size:.9rem;margin-bottom:6px;color:var(--color-fg)}.form-input,.form-select,.form-textarea{width:100%;padding:10px 12px;border:1px solid var(--color-border);border-radius:4px;font-size:.95rem;font-family:inherit;background:#fff;color:var(--color-fg)}.form-textarea{min-height:120px;resize:vertical}.form-error{color:#b3261e;font-size:.8rem;margin-top:4px}.form-actions{margin-top:28px;display:flex;gap:12px}.toggle{position:relative;display:inline-flex;align-items:center;gap:10px;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.toggle input{position:absolute;opacity:0;width:0;height:0}.toggle-track{width:42px;height:24px;border-radius:999px;background:var(--color-border);transition:background-color .15s ease;position:relative;flex-shrink:0}.toggle-track:after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:#fff;transition:transform .15s ease;box-shadow:0 1px 2px rgba(0,0,0,.3)}.toggle input:checked+.toggle-track{background:var(--color-primary)}.toggle input:checked+.toggle-track:after{transform:translateX(18px)}.admin-table,.toggle-label{font-size:.9rem}.admin-table{width:100%;border-collapse:collapse;background:#fff}.admin-table td,.admin-table th{padding:12px 14px;border-bottom:1px solid var(--color-border);text-align:left;vertical-align:middle}.admin-table th{background:var(--color-surface);font-weight:700}.admin-table tr:hover td{background:#fbfbfd}.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.75rem;font-weight:700}.badge-on{background:#e3f3e6;color:#1b6b2c}.badge-off{background:#f1f1f3;color:#6b6f76}.card{background:#fff;border:1px solid var(--color-border);border-radius:8px;padding:24px}.row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.empty-state{padding:48px 0;text-align:center;color:var(--color-muted)}.image-upload{border:2px dashed var(--color-border);border-radius:8px;padding:20px;text-align:center;background:var(--color-surface)}.image-upload.dragging{border-color:var(--color-primary);background:#eef3fb}.image-upload-preview{position:relative;display:inline-block;margin-bottom:12px}.image-upload-preview img{max-width:220px;max-height:160px;border-radius:6px;border:1px solid var(--color-border);object-fit:cover}.image-upload-remove{position:absolute;top:-8px;right:-8px;background:#b3261e;color:#fff;border:none;border-radius:50%;width:24px;height:24px;cursor:pointer;font-size:.8rem;line-height:1}.image-upload-status{font-size:.85rem;color:var(--color-muted);margin-top:8px}.image-upload-status.is-error{color:#b3261e}.site-header{position:-webkit-sticky;position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);border-bottom:1px solid var(--color-border);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.site-header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}.site-logo{font-weight:800;font-size:1.2rem;color:var(--color-primary-dark);text-decoration:none;letter-spacing:.02em}.site-nav{display:flex;gap:24px;flex-wrap:wrap}.site-nav a{text-decoration:none;font-size:.9rem;font-weight:700;color:var(--color-fg)}.site-nav a:hover{color:var(--color-primary)}.site-footer{background:var(--color-primary-dark);color:#dbe4f5;padding:40px 0;margin-top:64px}.site-footer-inner{display:flex;flex-direction:column;align-items:center;gap:20px;text-align:center}.site-footer-nav{display:flex;gap:20px;flex-wrap:wrap;justify-content:center}.site-footer-nav a{color:#dbe4f5;text-decoration:none;font-size:.85rem}.site-footer-nav a:hover{color:var(--color-accent)}.site-copyright{font-size:.8rem;color:#9fb0d1;margin:0}.hero{position:relative;min-height:560px;display:flex;align-items:center;color:#fff;background:linear-gradient(135deg,var(--color-primary) 0,var(--color-primary-dark) 100%);overflow:hidden}.hero-slide{position:absolute;inset:0;background-size:cover;background-position:50%;opacity:0;transition:opacity 1.2s ease}.hero-slide.active{opacity:1}.hero-overlay{position:absolute;inset:0;background:rgba(8,20,48,.55)}.hero-content{position:relative;z-index:1}.hero-title{font-size:clamp(2rem,5vw,3.4rem);font-weight:800;margin:0 0 20px;letter-spacing:.02em}.hero-description{font-size:1.1rem;max-width:640px;white-space:pre-line}.grid{display:grid;grid-gap:28px;gap:28px}.grid-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.content-card{background:#fff;border:1px solid var(--color-border);border-radius:10px;overflow:hidden;text-decoration:none;color:inherit;display:block;transition:transform .15s ease,box-shadow .15s ease}a.content-card:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(11,61,145,.12)}.content-card-image{aspect-ratio:16/10;background:var(--color-surface);background-size:cover;background-position:50%}.content-card-body{padding:20px}.content-card-title{font-weight:700;font-size:1.05rem;margin:0 0 8px;color:var(--color-primary-dark)}.content-card-desc{font-size:.9rem;color:var(--color-muted);margin:0}.cta-section{background:var(--color-accent);color:#241a00;text-align:center;padding:56px 0}.cta-section .btn-primary{background:var(--color-primary-dark)}.page-hero{background:var(--color-surface);padding:48px 0;text-align:center;border-bottom:1px solid var(--color-border)}.page-hero h1{color:var(--color-primary-dark);font-size:2rem;margin:0}.prose{max-width:760px;margin:0 auto}.prose p{white-space:pre-line}.admin-layout{display:flex;min-height:100vh}.admin-sidebar{width:240px;flex-shrink:0;background:var(--color-primary-dark);color:#fff;padding:24px 0}.admin-sidebar-title{font-weight:800;padding:0 20px 20px;font-size:1.05rem;border-bottom:1px solid rgba(255,255,255,.15);margin-bottom:12px}.admin-sidebar-link{display:block;padding:12px 20px;color:#dbe4f5;text-decoration:none;font-size:.9rem}.admin-sidebar-link:hover{background:rgba(255,255,255,.08);color:#fff}.admin-main{flex:1 1;background:var(--color-surface);min-width:0}.admin-header{background:#fff;border-bottom:1px solid var(--color-border);padding:0 32px;height:64px;display:flex;align-items:center}.admin-header-inner{display:flex;align-items:center;justify-content:space-between;width:100%;font-size:.9rem}.admin-content{padding:32px}.admin-page-title{font-size:1.4rem;font-weight:800;margin:0 0 24px;color:var(--color-primary-dark)}.admin-login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-primary-dark)}.admin-login-card{background:#fff;border-radius:10px;padding:40px;width:100%;max-width:380px}