/* ===== CSS Variables ===== */
:root{
  --primary:#2F54EB;--primary-light:#597EF7;--primary-bg:#F0F5FF;
  --success:#52C41A;--success-bg:#F6FFED;
  --warning:#FAAD14;--warning-bg:#FFFBE6;
  --danger:#FF4D4F;--danger-bg:#FFF1F0;
  --purple:#722ED1;--purple-bg:#F9F0FF;
  --cyan:#13C2C2;--cyan-bg:#E6FFFB;
  --gold:#D48806;--gold-bg:#FFF7E6;
  --text-main:#262626;--text-sub:#8C8C8C;--text-hint:#BFBFBF;
  --bg-page:#F0F2F5;--bg-card:#FFFFFF;
  --border:#F0F0F0;--radius:8px;--shadow:0 1px 4px rgba(0,0,0,.08);
  --shadow-hover:0 4px 12px rgba(0,0,0,.12);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;background:var(--bg-page);color:var(--text-main);font-size:14px;line-height:1.5}
a{text-decoration:none;color:inherit}
.loading-overlay{position:fixed;inset:0;background:rgba(240,242,245,.95);z-index:9999;display:flex;flex-direction:column;align-items:center;justify-content:center;transition:opacity .4s}
.loading-overlay.hidden{opacity:0;pointer-events:none}
.loading-ring{width:42px;height:42px;border:3px solid var(--primary-bg);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:12px}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-text{font-size:13px;color:var(--text-sub)}
.page{padding:20px 24px;animation:fadeIn .3s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.page-title{font-size:20px;font-weight:600;color:var(--text-main)}
.page-subtitle{font-size:13px;color:var(--text-sub);margin-top:4px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:20px}
.stat-card{background:var(--bg-card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:all .2s;cursor:pointer;position:relative;overflow:hidden}
.stat-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.stat-card::before{content:'';position:absolute;left:0;top:0;width:3px;height:100%}
.stat-card.c-blue::before{background:var(--primary)}
.stat-card.c-green::before{background:var(--success)}
.stat-card.c-orange::before{background:var(--warning)}
.stat-card.c-red::before{background:var(--danger)}
.stat-card.c-purple::before{background:var(--purple)}
.stat-card.c-cyan::before{background:var(--cyan)}
.stat-label{font-size:13px;color:var(--text-sub);margin-bottom:8px}
.stat-value{font-size:28px;font-weight:700;color:var(--text-main);line-height:1.2}
.stat-value .unit{font-size:14px;font-weight:400;color:var(--text-sub);margin-left:4px}
.stat-trend{font-size:12px;margin-top:6px;display:flex;align-items:center;gap:4px}
.stat-trend.up{color:var(--success)}
.stat-trend.down{color:var(--danger)}
.stat-icon{position:absolute;right:16px;top:16px;font-size:28px;opacity:.12}
.card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px;overflow:hidden}
.card-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}
.card-title{font-size:15px;font-weight:600;color:var(--text-main)}
.card-body{padding:20px}
.card-body.no-pad{padding:0}
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th{background:#FAFAFA;padding:12px 16px;text-align:left;font-weight:600;color:var(--text-sub);white-space:nowrap;border-bottom:1px solid var(--border)}
.table td{padding:12px 16px;border-bottom:1px solid var(--border);color:var(--text-main)}
.table tbody tr{transition:background .15s;cursor:pointer}
.table tbody tr:hover{background:var(--primary-bg)}
.table tbody tr:last-child td{border-bottom:none}
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:10px;font-size:12px;font-weight:500;line-height:1.5}
.badge-success{background:var(--success-bg);color:var(--success)}
.badge-warning{background:var(--warning-bg);color:var(--warning)}
.badge-danger{background:var(--danger-bg);color:var(--danger)}
.badge-info{background:var(--primary-bg);color:var(--primary)}
.badge-default{background:#F5F5F5;color:var(--text-sub)}
.badge-purple{background:var(--purple-bg);color:var(--purple)}
.badge-cyan{background:var(--cyan-bg);color:var(--cyan)}
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 16px;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;border:1px solid var(--border);background:var(--bg-card);color:var(--text-main);transition:all .2s;white-space:nowrap}
.btn:hover{border-color:var(--primary);color:var(--primary)}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-light);border-color:var(--primary-light);color:#fff}
.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}
.btn-danger:hover{opacity:.85;color:#fff}
.btn-sm{padding:4px 10px;font-size:12px}
.btn-ghost{border:none;background:transparent;color:var(--primary)}
.btn-ghost:hover{background:var(--primary-bg)}
.toolbar{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.toolbar .spacer{flex:1}
.search-box{display:flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid var(--border);border-radius:6px;background:var(--bg-card);transition:border-color .2s}
.search-box:focus-within{border-color:var(--primary)}
.search-box input{border:none;outline:none;font-size:13px;width:200px;background:transparent}
.filter-select{padding:6px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:var(--bg-card);cursor:pointer;outline:none}
.filter-select:focus{border-color:var(--primary)}
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:9000;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .25s}
.modal-overlay.show{opacity:1;pointer-events:auto}
.modal{background:var(--bg-card);border-radius:12px;width:90%;max-width:640px;max-height:85vh;display:flex;flex-direction:column;box-shadow:0 8px 32px rgba(0,0,0,.16);transform:scale(.95);transition:transform .25s}
.modal-overlay.show .modal{transform:scale(1)}
.modal.modal-lg{max-width:900px}
.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid var(--border)}
.modal-title{font-size:16px;font-weight:600}
.modal-close{width:28px;height:28px;border:none;background:none;font-size:18px;cursor:pointer;color:var(--text-sub);border-radius:6px;display:flex;align-items:center;justify-content:center}
.modal-close:hover{background:#F5F5F5;color:var(--text-main)}
.modal-body{padding:24px;overflow-y:auto;flex:1}
.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}
.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.detail-item{display:flex;flex-direction:column;gap:4px}
.detail-label{font-size:12px;color:var(--text-sub)}
.detail-value{font-size:14px;color:var(--text-main);font-weight:500}
.detail-section{margin-bottom:20px}
.detail-section-title{font-size:14px;font-weight:600;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border);color:var(--text-main)}
.tabs{display:flex;gap:0;border-bottom:1px solid var(--border);margin-bottom:16px}
.tab{padding:8px 20px;font-size:14px;cursor:pointer;color:var(--text-sub);border-bottom:2px solid transparent;transition:all .2s}
.tab:hover{color:var(--text-main)}
.tab.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:500}
.tab-content{display:none;animation:fadeIn .25s}
.tab-content.active{display:block}
.progress{height:8px;background:#F0F0F0;border-radius:4px;overflow:hidden}
.progress-bar{height:100%;border-radius:4px;transition:width .6s ease}
.progress-bar.c-blue{background:var(--primary)}
.progress-bar.c-green{background:var(--success)}
.progress-bar.c-orange{background:var(--warning)}
.progress-bar.c-red{background:var(--danger)}
.timeline{position:relative;padding-left:24px}
.timeline::before{content:'';position:absolute;left:8px;top:4px;bottom:4px;width:2px;background:var(--border)}
.timeline-item{position:relative;padding-bottom:20px}
.timeline-item:last-child{padding-bottom:0}
.timeline-dot{position:absolute;left:-20px;top:4px;width:10px;height:10px;border-radius:50%;border:2px solid var(--bg-card)}
.timeline-dot.c-blue{background:var(--primary)}
.timeline-dot.c-green{background:var(--success)}
.timeline-dot.c-orange{background:var(--warning)}
.timeline-dot.c-red{background:var(--danger)}
.timeline-time{font-size:12px;color:var(--text-sub);margin-bottom:4px}
.timeline-content{font-size:13px;color:var(--text-main)}
.chart-container{position:relative;width:100%}
.chart-container svg{width:100%;height:auto;display:block}
.pagination{display:flex;align-items:center;gap:4px;justify-content:center;padding:16px 0}
.page-btn{min-width:32px;height:32px;border:1px solid var(--border);border-radius:6px;background:var(--bg-card);cursor:pointer;font-size:13px;display:flex;align-items:center;justify-content:center;transition:all .15s}
.page-btn:hover{border-color:var(--primary);color:var(--primary)}
.page-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.page-btn:disabled{opacity:.4;cursor:not-allowed}
.empty-state{text-align:center;padding:48px 20px;color:var(--text-sub)}
.toast{position:fixed;top:20px;right:20px;z-index:10000;padding:12px 20px;border-radius:8px;font-size:14px;color:#fff;box-shadow:0 4px 12px rgba(0,0,0,.15);transform:translateX(120%);transition:transform .3s}
.toast.show{transform:translateX(0)}
.toast-success{background:var(--success)}
.toast-error{background:var(--danger)}
.toast-info{background:var(--primary)}
.flex{display:flex}.flex-1{flex:1}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}
.items-center{align-items:center}.justify-between{justify-content:space-between}
.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-20{margin-top:20px}
.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}
.text-sub{color:var(--text-sub)}.text-sm{font-size:12px}.text-lg{font-size:16px}
.font-bold{font-weight:600}.text-center{text-align:center}
.cursor-pointer{cursor:pointer}.rounded{border-radius:var(--radius)}
.shadow{box-shadow:var(--shadow)}.bg-white{background:var(--bg-card)}.p-20{padding:20px}
.avatar{width:32px;height:32px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:500;color:#fff;flex-shrink:0}
.avatar-lg{width:48px;height:48px;font-size:18px}
.toggle{position:relative;width:40px;height:22px;background:#D9D9D9;border-radius:11px;cursor:pointer;transition:background .2s;flex-shrink:0}
.toggle.on{background:var(--primary)}
.toggle::after{content:'';position:absolute;left:2px;top:2px;width:18px;height:18px;background:#fff;border-radius:50%;transition:transform .2s}
.toggle.on::after{transform:translateX(18px)}
.tag-list{display:flex;flex-wrap:wrap;gap:6px}
.tag{padding:2px 8px;border-radius:4px;font-size:12px;background:#F5F5F5;color:var(--text-sub)}
.divider{height:1px;background:var(--border);margin:16px 0}
code{background:#F5F5F5;padding:1px 6px;border-radius:3px;font-size:12px;color:var(--purple)}