:root{--brand-blue:#00a2e8;--brand-gold:#e3be53;--text:#1a1a1a;--bg:#ffffff}*{box-sizing:border-box}body,html{margin:0;padding:0;color:var(--text);background:var(--bg);font-family:Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,system-ui,sans-serif;line-height:1.7}.admin-header{display:flex;gap:24px;align-items:center;padding:10px 16px;background:#1f2937;color:#fff}.admin-header nav{display:flex;gap:14px}.admin-header a{color:#cbd5e1;text-decoration:none}.admin-header a:hover{color:#fff}.admin-main{padding:16px 20px;max-width:1150px}.admin table{border-collapse:collapse;width:100%;margin:8px 0 20px;font-size:13px}.admin td,.admin th{border:1px solid #d1d5db;padding:5px 8px;text-align:left;vertical-align:top}.admin th{background:#f3f4f6}.admin .btn{padding:4px 10px;border:1px solid #374151;background:#fff;border-radius:4px;cursor:pointer;font-size:12px}.admin .btn:hover{background:#f3f4f6}.admin .btn-danger{border-color:#b91c1c;color:#b91c1c}.admin .action-form{display:flex;flex-wrap:wrap;gap:8px;align-items:flex-end;margin:6px 0;padding:8px;background:#f9fafb;border:1px solid #e5e7eb;border-radius:6px}.admin .action-form label{display:flex;flex-direction:column;font-size:11px;gap:2px}.admin .action-form input,.admin .action-form select{padding:3px 6px;border:1px solid #d1d5db;border-radius:4px;font-size:12px}.admin .cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:12px;gap:12px;margin:12px 0 24px}.admin .card{border:1px solid #d1d5db;border-radius:8px;padding:12px}.admin .card .num{font-size:28px;font-weight:700}.admin .badge{display:inline-block;padding:1px 8px;border-radius:10px;background:#e5e7eb;font-size:11px}.admin .warn{color:#b45309}