* { box-sizing:border-box; }
body { margin:0; color:#172033; background:#f3f5f8; font-family:Arial,"Noto Sans KR",sans-serif; font-size:14px; }
a { color:inherit; text-decoration:none; }
.admin-header { min-height:58px; display:flex; align-items:center; justify-content:space-between; gap:24px; padding:0 24px; color:#fff; background:#14243b; }
.admin-brand { font-size:18px; font-weight:700; }
.admin-header nav { display:flex; flex-wrap:wrap; gap:4px; }
.admin-header nav a { padding:10px 12px; color:#d9e2ef; }
.admin-header nav a:hover { color:#fff; background:#263c5b; }
.admin-main { width:min(1180px,calc(100% - 28px)); margin:24px auto; }
.admin-panel { padding:20px; margin-bottom:16px; background:#fff; border:1px solid #dce2ea; border-radius:6px; }
.admin-title-row { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:16px; }
.admin-title-row h1,.admin-title-row h2 { margin:0; font-size:22px; }
.admin-grid { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:12px; }
.admin-stat { padding:18px; border:1px solid #dce2ea; background:#fff; }
.admin-stat strong { display:block; margin-top:8px; font-size:26px; color:#174b8c; }
.admin-form { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px; }
.admin-form .full { grid-column:1/-1; }
label { display:block; margin-bottom:5px; color:#4c5a6d; font-weight:700; }
input[type=text],input[type=password],input[type=number],input[type=date],input[type=email],select,textarea { width:100%; padding:10px; border:1px solid #bcc8d6; border-radius:4px; background:#fff; }
textarea { min-height:120px; resize:vertical; }
.admin-actions { display:flex; justify-content:flex-end; gap:8px; grid-column:1/-1; }
.button,button { display:inline-flex; align-items:center; justify-content:center; min-height:38px; padding:0 14px; border:0; border-radius:4px; color:#fff; background:#1b63d8; cursor:pointer; font-weight:700; }
.button.secondary,button.secondary { background:#69778a; }
.button.danger,button.danger { background:#c73c3c; }
.admin-table-wrap { overflow:auto; }
.admin-table { width:100%; border-collapse:collapse; white-space:nowrap; }
.admin-table th,.admin-table td { padding:10px; border-bottom:1px solid #e1e6ed; text-align:left; }
.admin-table th { color:#4d5c70; background:#f5f7fa; }
.admin-table td.title-cell { max-width:420px; overflow:hidden; text-overflow:ellipsis; }
.admin-flash { padding:12px 14px; margin-bottom:16px; border-radius:4px; background:#e9f6ec; color:#17632a; }
.admin-flash.error { color:#922; background:#fdecec; }
.admin-login { max-width:420px; margin:90px auto; }
.admin-login h1 { margin:0 0 22px; }
.admin-login .field { margin-bottom:14px; }
.admin-login button { width:100%; }
.admin-pagination { display:flex; gap:5px; margin-top:16px; }
.admin-pagination a { padding:8px 10px; border:1px solid #d4dbe5; background:#fff; }
.admin-pagination a.on { color:#fff; background:#174b8c; }
@media (max-width:760px) {
    .admin-header { align-items:flex-start; flex-direction:column; padding:14px; }
    .admin-grid,.admin-form { grid-template-columns:1fr; }
    .admin-form .full { grid-column:auto; }
}