:root { --sidebar: 268px; }
.admin-body { background: #f2f6f8; min-height: 100vh; }
.admin-shell { min-height: 100vh; display: grid; grid-template-columns: var(--sidebar) minmax(0,1fr); }
.admin-sidebar { position: fixed; inset: 0 auto 0 0; z-index: 1200; width: var(--sidebar); padding: 22px 16px; color: rgba(255,255,255,.76); background: linear-gradient(180deg,#032f4a,#031f31); overflow-y: auto; }
.admin-brand { display: flex; align-items: center; gap: 11px; padding: 0 8px 20px; border-bottom: 1px solid rgba(255,255,255,.1); }
.admin-brand img { width: 46px; height: 46px; padding: 4px; border-radius: 12px; background: #fff; }
.admin-brand strong { color: #fff; display: block; font-size: .9rem; }
.admin-brand small { display: block; font-size: .7rem; margin-top: 2px; }
.admin-nav { display: grid; gap: 5px; margin-top: 20px; }
.admin-nav-label { margin: 18px 10px 7px; color: rgba(255,255,255,.42); font-size: .67rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.admin-nav a { display: flex; align-items: center; gap: 11px; min-height: 44px; padding: 0 12px; border-radius: 11px; font-size: .87rem; font-weight: 650; }
.admin-nav a:hover, .admin-nav a.active { color: #fff; background: rgba(255,255,255,.1); }
.admin-nav .nav-icon { display: grid; place-items: center; width: 24px; color: var(--gold-400); font-weight: 900; }
.admin-main { grid-column: 2; min-width: 0; }
.admin-topbar { position: sticky; top: 0; z-index: 900; display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 72px; padding: 0 28px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.92); backdrop-filter: blur(15px); }
.admin-topbar-left { display: flex; align-items: center; gap: 12px; }
.admin-menu-toggle { display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 11px; background: #fff; }
.admin-title { margin: 0; color: var(--navy-950); font-size: 1.12rem; }
.user-menu { display: flex; align-items: center; gap: 10px; }
.user-avatar { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; color: #fff; background: var(--navy-900); font-weight: 850; }
.user-meta strong { display: block; font-size: .82rem; }
.user-meta span { display: block; color: var(--muted); font-size: .7rem; }
.admin-content { padding: 28px; }
.page-actions { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 22px; }
.page-actions h1 { margin: 0; color: var(--navy-950); font-size: 1.65rem; letter-spacing: -.025em; }
.page-actions p { margin: 4px 0 0; color: var(--muted); font-size: .88rem; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 24px; }
.stat-card { position: relative; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: 0 8px 20px rgba(3,40,63,.05); overflow: hidden; }
.stat-card::after { content:""; position:absolute; width:74px; height:74px; border-radius:50%; right:-30px; top:-30px; background:rgba(10,103,155,.08); }
.stat-label { color: var(--muted); font-size: .78rem; font-weight: 700; }
.stat-value { display: block; margin: 6px 0 2px; color: var(--navy-950); font-size: 2rem; line-height: 1; }
.stat-note { color: #82919c; font-size: .72rem; }
.admin-grid { display: grid; grid-template-columns: minmax(0,1.45fr) minmax(280px,.55fr); gap: 20px; }
.panel { border: 1px solid var(--line); border-radius: 18px; background: #fff; box-shadow: 0 8px 24px rgba(3,40,63,.045); overflow: hidden; }
.panel-header { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 22px; border-bottom: 1px solid var(--line); }
.panel-header h2 { margin: 0; font-size: 1.03rem; color: var(--navy-950); }
.panel-body { padding: 22px; }
.table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; font-size: .82rem; }
.admin-table th { padding: 12px 14px; color: #607281; background: #f7fafb; text-align: left; white-space: nowrap; font-size: .72rem; letter-spacing: .03em; text-transform: uppercase; }
.admin-table td { padding: 14px; border-top: 1px solid #edf1f3; vertical-align: middle; }
.admin-table tr:hover td { background: #fbfdfe; }
.admin-table .primary-cell strong { display:block; color:var(--navy-950); }
.admin-table .primary-cell small { color:var(--muted); }
.table-actions { display:flex; gap:7px; }
.icon-btn { display:inline-grid; place-items:center; min-width:34px; height:34px; padding:0 9px; border:1px solid var(--line); border-radius:9px; background:#fff; color:var(--navy-900); font-weight:800; font-size:.76rem; }
.icon-btn:hover { background:var(--blue-50); }
.filter-bar { display: grid; grid-template-columns: 1.4fr repeat(2,minmax(150px,.6fr)) auto; gap: 12px; padding: 18px; margin-bottom: 18px; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.pagination { display:flex; flex-wrap:wrap; gap:6px; margin-top:18px; }
.pagination a, .pagination span { display:grid; place-items:center; min-width:36px; height:36px; padding:0 10px; border:1px solid var(--line); border-radius:9px; background:#fff; font-size:.78rem; }
.pagination .active { color:#fff; background:var(--navy-900); border-color:var(--navy-900); }
.detail-grid { display:grid; grid-template-columns: minmax(0,1fr) 340px; gap:20px; align-items:start; }
.detail-list { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px; }
.detail-item { padding:14px; border-radius:11px; background:#f6f9fa; }
.detail-item.full { grid-column:1/-1; }
.detail-item span { display:block; color:var(--muted); font-size:.72rem; }
.detail-item strong, .detail-item p { display:block; margin:3px 0 0; word-break:break-word; }
.file-list { display:grid; gap:9px; }
.file-row { display:flex; justify-content:space-between; align-items:center; gap:12px; padding:12px; border:1px solid var(--line); border-radius:11px; }
.file-row strong { display:block; font-size:.8rem; }
.file-row small { color:var(--muted); }
.mini-chart { display:grid; gap:12px; }
.chart-row { display:grid; grid-template-columns:95px 1fr 32px; gap:9px; align-items:center; font-size:.76rem; }
.chart-track { height:9px; border-radius:99px; background:#eaf0f3; overflow:hidden; }
.chart-bar { height:100%; border-radius:99px; background:linear-gradient(90deg,var(--navy-700),var(--gold-500)); }
.login-page { min-height:100vh; display:grid; grid-template-columns:1fr 1fr; background:#f4f8fa; }
.login-visual { position:relative; display:flex; flex-direction:column; justify-content:flex-end; padding:64px; color:#fff; background:linear-gradient(145deg,rgba(3,40,63,.94),rgba(6,82,127,.88)), radial-gradient(circle at 30% 20%,var(--gold-500),transparent 40%); overflow:hidden; }
.login-visual::after { content:""; position:absolute; width:520px; height:520px; right:-230px; top:-190px; border:90px solid rgba(255,255,255,.05); border-radius:50%; }
.login-logo { position:absolute; top:48px; left:58px; width:95px; height:95px; padding:8px; border-radius:22px; background:#fff; }
.login-visual h1 { position:relative; z-index:2; max-width:580px; margin:0 0 14px; font-size:clamp(2.3rem,4vw,4rem); line-height:1.05; letter-spacing:-.045em; }
.login-visual p { position:relative; z-index:2; max-width:540px; margin:0; color:rgba(255,255,255,.72); }
.login-panel { display:grid; place-items:center; padding:34px; }
.login-card { width:min(440px,100%); padding:38px; border:1px solid var(--line); border-radius:24px; background:#fff; box-shadow:var(--shadow); }
.login-card h2 { margin:0 0 8px; color:var(--navy-950); font-size:1.8rem; }
.login-card > p { margin:0 0 26px; color:var(--muted); }
.admin-footer { padding:8px 28px 24px; color:#82919b; font-size:.74rem; text-align:center; }
.sidebar-backdrop { display:none; }
@media (max-width: 1050px) { .stat-grid{grid-template-columns:repeat(2,1fr)} .admin-grid,.detail-grid{grid-template-columns:1fr} }
@media (max-width: 820px) {
    .admin-shell{display:block}.admin-main{margin:0}.admin-sidebar{transform:translateX(-105%);transition:transform .22s ease}.admin-sidebar.open{transform:translateX(0)}
    .admin-menu-toggle{display:block}.sidebar-backdrop{position:fixed;inset:0;z-index:1100;background:rgba(3,25,39,.48)}.sidebar-backdrop.show{display:block}
    .admin-content{padding:20px}.admin-topbar{padding:0 18px}.filter-bar{grid-template-columns:1fr 1fr}.filter-bar .wide{grid-column:1/-1}.user-meta{display:none}.login-page{grid-template-columns:1fr}.login-visual{display:none}
}
@media (max-width: 560px) { .stat-grid{grid-template-columns:1fr}.filter-bar,.detail-list{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.admin-content{padding:16px}.panel-body{padding:16px}.login-panel{padding:18px}.login-card{padding:25px} }

/* ===== Admin Professional Responsive v1.2 ===== */
.page-action-buttons { display: flex; flex-wrap: wrap; gap: 10px; }
.switch-row { display: flex; align-items: center; gap: 10px; min-height: 48px; padding: 11px 13px; border: 1px solid var(--line); border-radius: 11px; background: #fbfdfe; font-size: .84rem; font-weight: 700; }
.switch-row input { width: 18px; height: 18px; accent-color: var(--navy-700); }
.break-code { display: inline-block; max-width: 100%; word-break: break-all; }
.error-text { display: block; margin-top: 4px; color: var(--danger); }
.empty-cell { padding: 28px !important; color: var(--muted); text-align: center; }
.command-list p { margin: 0 0 9px; }
.command-list code { display: inline-block; max-width: 100%; padding: 5px 8px; border-radius: 7px; color: var(--navy-900); background: var(--blue-50); word-break: break-word; }
.compact-detail { gap: 9px; }
.compact-detail .detail-item { padding: 11px; }
.admin-table { min-width: 720px; }
.admin-table form { margin: 0; }
.panel + .panel { margin-top: 0; }

@media (max-width: 1050px) {
    .page-action-buttons { width: 100%; }
    .page-action-buttons .btn { flex: 1 1 180px; }
}

@media (max-width: 820px) {
    .admin-sidebar { width: min(310px, 86vw); }
    .admin-content { min-height: calc(100vh - 72px); }
    .page-actions { align-items: flex-start; }
    .page-actions h1 { font-size: 1.4rem; word-break: break-word; }
    .panel-header { padding: 17px 18px; }
    .table-wrap { overscroll-behavior-inline: contain; -webkit-overflow-scrolling: touch; }
}

@media (max-width: 560px) {
    .admin-topbar { min-height: 64px; }
    .admin-title { max-width: 190px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
    .page-action-buttons { display: grid; grid-template-columns: 1fr; }
    .page-action-buttons .btn { width: 100%; }
    .stat-card { padding: 18px; }
    .stat-value { font-size: 1.7rem; }
    .panel { border-radius: 15px; }
    .admin-footer { padding-inline: 16px; }
}
@media (max-width:700px){body.admin-body{padding-bottom:0}.admin-body.admin-nav-open{overflow:hidden}}