:root{--navy:#0D1B2A;--gold:#C6A75E;--cream:#F7F3EA;--text:#23313F;--muted:#5B6672;--line:#E7E2D8}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,sans-serif;background:var(--cream);color:var(--text)}
.admin-shell{display:grid;grid-template-columns:290px 1fr;min-height:100vh}
.admin-sidebar{background:var(--navy);color:#fff;padding:24px 18px}
.admin-brand{display:flex;gap:12px;align-items:center;margin-bottom:20px}
.logo-box{width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.08);display:grid;place-items:center;font-weight:700}
.admin-menu-group{margin:16px 0 8px;font-size:.78rem;text-transform:uppercase;color:rgba(255,255,255,.55)}
.admin-nav{display:grid;gap:8px}
.admin-nav a{display:flex;gap:10px;align-items:center;text-decoration:none;color:#fff;padding:11px 12px;border-radius:12px;background:rgba(255,255,255,.04)}
.admin-nav a.is-active,.admin-nav a:hover{background:rgba(255,255,255,.12)}
.admin-main{padding:28px}
.admin-page-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px}
.admin-page-header h1{margin:0 0 6px;color:var(--navy)}
.admin-page-header p{margin:0;color:var(--muted)}
.admin-grid{display:grid;gap:18px}
.admin-grid.cols-2{grid-template-columns:1fr 1fr}
.admin-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 8px 24px rgba(13,27,42,.05)}
.admin-table{width:100%;border-collapse:collapse}
.admin-table th,.admin-table td{padding:12px 10px;border-bottom:1px solid #eee;text-align:left;vertical-align:top}
.field{display:grid;gap:8px;margin-bottom:14px}
.field label,.field-label{font-weight:700;color:var(--navy)}
.field input,.field textarea,.field select{width:100%;padding:12px 14px;border:1px solid #D7DDE3;border-radius:12px;background:#fff}
.field textarea{min-height:120px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:12px;text-decoration:none;border:none;cursor:pointer;font-weight:700}
.btn-primary{background:var(--navy);color:#fff}
.btn-outline{background:#fff;color:var(--navy);border:1px solid var(--navy)}
.notice{padding:12px 14px;border-radius:12px;background:#F4FBF5;border:1px solid #BED8C2;color:#1F6A35;margin-bottom:16px}
.notice.error{background:#FDECEC;border-color:#E8BDBD;color:#8A2B2B}
.kpi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.kpi-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px}
.kpi-card span{display:block;color:var(--muted);margin-bottom:8px}
.kpi-card strong{font-size:1.9rem;color:var(--navy)}
.quick-actions{display:flex;gap:10px;flex-wrap:wrap}
.editor-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}
.editor-toolbar button{padding:8px 10px;border:1px solid #D7DDE3;background:#fff;border-radius:10px;cursor:pointer}
.editor-box{min-height:340px;border:1px solid #D7DDE3;border-radius:14px;padding:14px;background:#fff}
.editor-box:focus{outline:2px solid rgba(198,167,94,.25);border-color:#C6A75E}
.media-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.media-item{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.media-item img{width:100%;height:180px;object-fit:cover;display:block}
.media-meta{padding:12px;display:grid;gap:8px}
.template-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.template-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px}
.login-body{display:grid;place-items:center;min-height:100vh}
.login-card{width:min(420px,calc(100% - 32px));background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;box-shadow:0 8px 24px rgba(13,27,42,.06)}
@media(max-width:980px){.admin-shell{grid-template-columns:1fr}.admin-grid.cols-2,.kpi-grid,.template-grid,.media-grid,.row{grid-template-columns:1fr}}