:root{
  --bg:#ffffff;--bg-secondary:#f5f5f7;--bg-tertiary:#fafafa;
  --surface:#ffffff;--surface-hover:#f5f5f7;
  --border:rgba(0,0,0,0.08);--border-hover:rgba(0,0,0,0.15);
  --text:#1d1d1f;--text-secondary:#6e6e73;--text-tertiary:#86868b;
  --accent:#0071e3;--accent-hover:#0077ed;--accent-light:rgba(0,113,227,0.08);
  --success:#34c759;--success-light:rgba(52,199,89,0.1);
  --warning:#ff9f0a;--warning-light:rgba(255,159,10,0.1);
  --danger:#ff3b30;--danger-light:rgba(255,59,48,0.1);
  --info:#5ac8fa;--info-light:rgba(90,200,250,0.1);
  --sidebar-bg:#f5f5f7;--sidebar-active:rgba(0,113,227,0.08);--sidebar-active-text:#0071e3;
  --shadow-sm:0 1px 3px rgba(0,0,0,0.04);--shadow-md:0 4px 12px rgba(0,0,0,0.06);--shadow-lg:0 8px 30px rgba(0,0,0,0.08);
  --radius:12px;--radius-sm:8px;--radius-lg:16px;
  --mono:'SF Mono','Menlo','Monaco','Courier New',monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--bg);color:var(--text);font:14px/1.6 -apple-system,BlinkMacSystemFont,'SF Pro Display','SF Pro Text','Helvetica Neue','PingFang SC','Microsoft YaHei',sans-serif;overflow:hidden;height:100vh}
a{color:var(--accent);text-decoration:none}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(0,0,0,0.08);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:rgba(0,0,0,0.15)}
::selection{background:rgba(0,113,227,0.2)}

/* ── Login ── */
#loginWrap{min-height:100vh;display:none;align-items:center;justify-content:center;background:var(--bg-secondary);position:relative;overflow:hidden}
.login-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:44px 40px;width:380px;position:relative;z-index:1;box-shadow:var(--shadow-lg)}
.login-card .logo-area{text-align:center;margin-bottom:12px}
.login-card .logo-icon{display:inline-block;width:72px;height:72px;border-radius:20px;overflow:hidden;box-shadow:0 4px 20px rgba(0,0,0,0.12)}
.login-card .logo-icon img{width:100%;height:100%;object-fit:cover}
.login-card h1{font-size:20px;font-weight:700;text-align:center;letter-spacing:1px;margin-top:14px;color:var(--text)}
.login-card .sub{text-align:center;color:var(--text-secondary);font-size:13px;margin:4px 0 28px}
.login-card label{display:block;font-size:12px;color:var(--text-secondary);margin:14px 0 5px;font-weight:500}
.login-card input{width:100%;border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;font-size:14px;outline:none;background:var(--bg-secondary);color:var(--text);transition:all .2s}
.login-card input:focus{background:#fff;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,113,227,0.15)}
.login-card input::placeholder{color:var(--text-tertiary)}
.login-card .btn-login{width:100%;margin-top:24px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);padding:11px;font-size:14px;font-weight:600;cursor:pointer;letter-spacing:3px;transition:all .2s}
.login-card .btn-login:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 16px rgba(0,113,227,0.25)}
.login-err{color:var(--danger);font-size:12px;margin-top:10px;text-align:center;min-height:16px}
/* ── Layout ── */
#app{display:flex;height:100vh;overflow:hidden}
#sidebar{width:240px;background:var(--sidebar-bg);flex-shrink:0;display:flex;flex-direction:column;border-right:1px solid var(--border);overflow:hidden}
.sidebar-logo{padding:16px 18px 14px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--border)}
.sidebar-logo .logo-icon{width:36px;height:36px;border-radius:10px;overflow:hidden;flex-shrink:0;box-shadow:0 2px 8px rgba(0,0,0,0.08)}
.sidebar-logo .logo-icon img{width:100%;height:100%;object-fit:cover}
.sidebar-logo .logo-text{font-size:14px;font-weight:700;color:var(--text);letter-spacing:0.3px;line-height:1.3}
.sidebar-logo .logo-sub{font-size:10px;color:var(--text-tertiary);letter-spacing:0.5px}
#sidebarNav{flex:1;overflow-y:auto;padding:8px 10px}
.nav-group{padding:16px 12px 6px;font-size:11px;color:var(--text-tertiary);letter-spacing:1.5px;text-transform:uppercase;font-weight:600}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 14px;color:var(--text-secondary);font-size:13px;cursor:pointer;transition:all .15s;border-radius:var(--radius-sm);text-decoration:none;margin:1px 0}
.nav-item:hover{color:var(--text);background:rgba(0,0,0,0.03)}
.nav-item.active{color:var(--sidebar-active-text);background:var(--sidebar-active);font-weight:500}
.nav-item svg{width:16px;height:16px;flex-shrink:0;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.sidebar-foot{padding:14px 20px;border-top:1px solid var(--border)}
.sidebar-foot a{font-size:12px;color:var(--text-secondary);cursor:pointer}
.sidebar-foot a:hover{color:var(--text)}

/* ── Main ── */
#main{flex:1;min-width:0;display:flex;flex-direction:column;overflow:hidden}
#topbar{background:rgba(255,255,255,0.8);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,0.06);padding:0 28px;height:54px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0;position:sticky;top:0;z-index:10}
#breadcrumb{font-size:14px;font-weight:600;color:var(--text)}
#breadcrumb span{color:var(--text-secondary);font-weight:400}
.topbar-right{display:flex;align-items:center;gap:14px}
.user-role{font-size:11px;color:var(--text-secondary);background:var(--bg-secondary);padding:3px 10px;border-radius:20px;border:1px solid var(--border)}
.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;cursor:pointer;position:relative;transition:transform .15s}
.user-avatar:hover{transform:scale(1.08)}
.user-dropdown{position:absolute;top:42px;right:0;background:#fff;border:1px solid var(--border-hover);border-radius:var(--radius-sm);padding:6px 0;min-width:160px;box-shadow:var(--shadow-lg);display:none;z-index:20}
.user-dropdown.show{display:block;animation:fadeSlide .15s ease}
.user-dropdown a{display:block;padding:8px 16px;font-size:13px;color:var(--text-secondary);cursor:pointer;transition:all .12s}
.user-dropdown a:hover{color:var(--text);background:var(--bg-secondary)}
#content{flex:1;overflow-y:auto;padding:22px 28px 40px}
/* ── Cards ── */
#cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-bottom:18px}
.stat-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;transition:all .2s;cursor:default;border-left:4px solid var(--accent)}
.stat-card:hover{box-shadow:var(--shadow-md);transform:translateY(-1px)}
.stat-card .sc-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.stat-card .sc-icon{width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.stat-card .sc-icon svg{width:18px;height:18px;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.stat-card .sc-label{font-size:12px;color:var(--text-secondary);font-weight:500}
.stat-card .sc-value{font-size:26px;font-weight:700;font-family:var(--mono);line-height:1.2;color:var(--text)}
.stat-card .sc-sub{font-size:11px;color:var(--text-tertiary);margin-top:4px}

/* ── Chart ── */
.chart-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:18px;overflow:hidden}
.chart-card .chead{padding:14px 20px;border-bottom:1px solid var(--border);font-size:13px;font-weight:600;display:flex;justify-content:space-between;align-items:center;color:var(--text)}
.chart-card .legend{font-size:11px;color:var(--text-secondary);font-weight:400;display:flex;gap:16px}
.chart-card .legend span{display:flex;align-items:center;gap:5px}
.chart-card .legend b{display:inline-block;width:10px;height:10px;border-radius:3px}
.chart-wrap{padding:14px 16px 8px}

/* ── Table Panel ── */
.panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.panel-head{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.panel-head .ph-title{font-size:13px;color:var(--text-secondary);font-weight:500}
.panel-head .ph-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.panel-head select,.panel-head input[type="text"]{border:1px solid var(--border);border-radius:8px;padding:7px 12px;font-size:12px;background:var(--bg-secondary);color:var(--text);outline:none;transition:border-color .15s,box-shadow .15s,background .15s}
.panel-head select{appearance:none;-webkit-appearance:none;padding-right:30px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2386868b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;background-size:12px}
.panel-head select:hover,.panel-head input[type="text"]:hover{border-color:#c7c7cc}
.panel-head select:focus,.panel-head input[type="text"]:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,113,227,.12);background:#fff}
.panel-head input[type="text"]::placeholder{color:#a8a8ad}
table{width:100%;border-collapse:separate;border-spacing:0}
th{background:var(--bg-secondary);color:var(--text-secondary);font-weight:500;font-size:12px;text-transform:uppercase;letter-spacing:0.5px;padding:12px 16px;text-align:left;position:sticky;top:0;z-index:1}
td{text-align:left;padding:14px 16px;border-bottom:1px solid rgba(0,0,0,0.06);font-size:13px}
tr:last-child td{border-bottom:none}
tbody tr{transition:background .12s}
tbody tr:hover td{background:var(--bg-tertiary)}
/* ── Misc UI ── */
.mono{font-family:var(--mono);font-size:12px}
.tag{display:inline-block;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:500}
.tag-purple{background:rgba(0,113,227,0.08);color:#0071e3}
.tag-green{background:var(--success-light);color:var(--success)}
.tag-red{background:var(--danger-light);color:var(--danger)}
.tag-blue{background:var(--info-light);color:#007aff}
.tag-yellow{background:var(--warning-light);color:#c77800}
.tag-gray{background:rgba(0,0,0,0.05);color:var(--text-secondary)}
.secret{cursor:pointer;color:var(--accent);text-decoration:underline dotted;text-underline-offset:3px}
.copy-btn{margin-left:6px;cursor:pointer;color:var(--text-secondary);font-size:11px;border:1px solid var(--border);border-radius:5px;padding:1px 6px;background:transparent;transition:all .15s;display:none}
.copy-btn:hover{color:var(--accent);border-color:var(--accent)}
.empty{padding:50px;text-align:center;color:var(--text-tertiary);font-size:13px}
.ok{color:var(--success)}.bad{color:var(--danger)}.warn{color:var(--warning)}.dim{color:var(--text-tertiary)}
.pulse{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--success);margin-right:6px}
.pager{padding:12px 18px;border-top:1px solid var(--border);font-size:12px;color:var(--text-secondary);display:flex;justify-content:flex-end;gap:10px;align-items:center}
.pager .pg-nav{display:flex;gap:6px;align-items:center}
.pager .pg-jump{display:flex;gap:6px;align-items:center;padding-left:14px;border-left:1px solid var(--border)}
.pager button{border:1px solid var(--border);background:#fff;border-radius:7px;padding:5px 13px;font-size:12px;cursor:pointer;color:var(--text);transition:all .15s;line-height:1}
.pager button:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}
.pager button.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.pager button:disabled{opacity:0.35;cursor:default}
.pager button.pg-go{background:var(--accent);border-color:var(--accent);color:#fff}
.pager button.pg-go:hover:not(:disabled){color:#fff;opacity:.85}
.pager input.pg-num{width:52px;padding:5px 6px;border:1px solid var(--border);border-radius:7px;font-size:12px;text-align:center;color:var(--text);background:var(--bg-secondary);outline:none}
.pager input.pg-num:focus{border-color:var(--accent)}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);font-size:12px;font-weight:500;cursor:pointer;border:none;transition:all .2s;line-height:1.4}
.btn:hover{transform:scale(1.02)}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 1px 3px rgba(0,113,227,0.2)}
.btn-primary:hover{filter:brightness(1.05);box-shadow:0 4px 12px rgba(0,113,227,0.25)}
.btn-ghost{background:var(--bg-secondary);color:var(--text);border:1px solid var(--border)}
.btn-ghost:hover{border-color:var(--border-hover);background:var(--surface-hover)}
.btn-danger{background:var(--danger-light);color:var(--danger);border:1px solid rgba(255,59,48,0.15)}
.btn-danger:hover{background:rgba(255,59,48,0.15)}
.btn-sm{padding:3px 10px;font-size:11px}
.btn-icon{padding:5px 8px}
/* ── Modal ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.3);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:50;display:flex;align-items:center;justify-content:center;animation:fadeIn .15s ease}
.modal-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);max-width:94vw;max-height:85vh;overflow:auto;box-shadow:var(--shadow-lg);animation:slideUp .2s ease}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:18px 24px;border-bottom:1px solid var(--border)}
.modal-head h3{font-size:15px;font-weight:600;color:var(--text)}
.modal-close{cursor:pointer;color:var(--text-secondary);font-size:18px;width:28px;height:28px;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:all .12s}
.modal-close:hover{background:var(--bg-secondary);color:var(--text)}
.modal-body{padding:18px 24px}
.modal-foot{padding:14px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeSlide{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}

/* ── Toast ── */
.toast-wrap{position:fixed;top:16px;right:16px;z-index:100;display:flex;flex-direction:column;gap:8px}
.toast{padding:10px 18px;border-radius:var(--radius-sm);font-size:13px;animation:toastIn .25s ease;box-shadow:var(--shadow-md);display:flex;align-items:center;gap:8px;background:#fff;color:var(--text);border:1px solid var(--border)}
.toast-success{border-left:4px solid var(--success)}.toast-error{border-left:4px solid var(--danger)}.toast-warning{border-left:4px solid var(--warning)}
@keyframes toastIn{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}
@keyframes toastOut{from{opacity:1;transform:translateX(0)}to{opacity:0;transform:translateX(30px)}}
/* ── Form ── */
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:12px;color:var(--text-secondary);margin-bottom:5px;font-weight:500}
.form-group input,.form-group select,.form-group textarea{width:100%;border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;font-size:14px;outline:none;background:var(--bg-secondary);color:var(--text);transition:all .2s;font-family:inherit}
.form-group textarea{resize:vertical;min-height:70px}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{background:#fff;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,113,227,0.15)}
.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-tertiary)}
.checkbox-group{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.checkbox-group label{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--text-secondary);cursor:pointer;padding:4px 10px;border:1px solid var(--border);border-radius:6px;transition:all .15s}
.checkbox-group label:hover{border-color:var(--border-hover)}
.checkbox-group input:checked+span{color:var(--accent)}
.checkbox-group label:has(input:checked){border-color:rgba(0,113,227,0.3);background:var(--accent-light)}
/* ── Tabs ── */
.tab-bar{display:flex;gap:0;border-bottom:1px solid var(--border);padding:0 20px;overflow-x:auto}
.tab-btn{border:none;background:none;padding:10px 16px;font-size:13px;cursor:pointer;color:var(--text-secondary);border-bottom:2px solid transparent;transition:all .15s;font-family:inherit;white-space:nowrap}
.tab-btn:hover{color:var(--text)}
.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}

/* ── Loading ── */
.loading{display:flex;justify-content:center;padding:40px}
.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Field Row ── */
.field-row{display:flex;gap:12px;padding:8px 0;border-bottom:1px dashed rgba(0,0,0,0.06)}
.field-row .fk{width:100px;flex-shrink:0;color:var(--text-secondary);font-size:12px;padding-top:2px}
.field-row .fv{font-size:13px;word-break:break-all;flex:1}

/* ── Animated Login BG ── */
#loginWrap::before{content:'';position:absolute;inset:-50%;width:200%;height:200%;background:conic-gradient(from 180deg at 50% 50%,#e0e7ff 0deg,#dbeafe 60deg,#e0f2fe 120deg,#f0fdf4 180deg,#fdf4ff 240deg,#fff1f2 300deg,#e0e7ff 360deg);animation:loginSpin 20s linear infinite;opacity:.35}
@keyframes loginSpin{to{transform:rotate(360deg)}}
.login-card{backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);background:rgba(255,255,255,0.85);box-shadow:0 8px 40px rgba(0,0,0,0.08),0 0 0 1px rgba(255,255,255,0.5) inset}
.login-card:hover{box-shadow:0 12px 50px rgba(0,0,0,0.12),0 0 0 1px rgba(255,255,255,0.5) inset}

/* ── Glow stat cards ── */
.stat-card{background:linear-gradient(135deg,#fff 0%,#fafbff 100%);position:relative;overflow:hidden}
.stat-card::after{content:'';position:absolute;top:-50%;right:-50%;width:100%;height:100%;background:radial-gradient(circle,rgba(0,113,227,0.04) 0%,transparent 70%);pointer-events:none;transition:opacity .3s}
.stat-card:hover::after{opacity:1}
.stat-card:hover{box-shadow:0 8px 24px rgba(0,113,227,0.08),0 0 0 1px rgba(0,113,227,0.08);border-color:rgba(0,113,227,0.15)}

/* ── Sidebar active glow ── */
.nav-item.active{background:linear-gradient(90deg,rgba(0,113,227,0.1),rgba(0,113,227,0.04));border-left:3px solid var(--accent);padding-left:11px}
.nav-item.active svg{stroke:var(--accent)}

/* ── Content entrance animation ── */
#cards,.panel,.chart-card{animation:contentSlide .35s ease both}
@keyframes contentSlide{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
#cards .stat-card:nth-child(1){animation-delay:.05s}
#cards .stat-card:nth-child(2){animation-delay:.1s}
#cards .stat-card:nth-child(3){animation-delay:.15s}
#cards .stat-card:nth-child(4){animation-delay:.2s}
#cards .stat-card:nth-child(5){animation-delay:.25s}
#cards .stat-card:nth-child(6){animation-delay:.3s}
#cards .stat-card:nth-child(7){animation-delay:.35s}
#cards .stat-card:nth-child(8){animation-delay:.4s}
#cards .stat-card{animation:contentSlide .4s ease both}
/* ── Enhanced table rows ── */
tbody tr{position:relative}
tbody tr:hover td{background:linear-gradient(90deg,rgba(0,113,227,0.03),rgba(0,113,227,0.01))}
tbody tr:hover td:first-child{box-shadow:inset 3px 0 0 var(--accent)}

/* ── Better loading spinner ── */
.spinner{border:3px solid transparent;border-image:linear-gradient(135deg,var(--accent),#a855f7,#ec4899) 1;border-radius:50%;border-top:3px solid var(--accent);border-right:3px solid #a855f7}

/* ── Topbar gradient line ── */
#topbar{border-bottom:none;box-shadow:0 1px 0 var(--border)}
#topbar::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--accent),#a855f7,#ec4899,var(--accent));background-size:200% 100%;animation:gradLine 3s linear infinite;opacity:.3}
@keyframes gradLine{to{background-position:200% 0}}

/* ── Toast slide-in upgrade ── */
.toast{backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);background:rgba(255,255,255,0.92)}

/* ── Button shine on hover ── */
.btn-primary{position:relative;overflow:hidden}
.btn-primary::after{content:'';position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);transition:left .4s ease}
.btn-primary:hover::after{left:120%}

/* ── Checkbox group tags glow ── */
.checkbox-group label:has(input:checked){box-shadow:0 0 8px rgba(0,113,227,0.12)}

/* ── Modal backdrop shimmer ── */
.modal-overlay{background:linear-gradient(135deg,rgba(0,0,0,0.2),rgba(0,0,0,0.3))}

/* ── Responsive ── */
@media(max-width:768px){
  #sidebar{position:fixed;left:-240px;z-index:30;transition:left .25s;height:100vh}
  #sidebar.open{left:0}
  .sidebar-toggle{display:block!important}
}

/* Pure static snapshot */