:root{
  --brand:#e4392a; --brand-d:#c82a1c; --bg:#f5f6f8; --card:#fff;
  --line:#eceef1; --text:#1f2329; --muted:#8a9099; --side:#1f2733; --side2:#27313f;
  --ok:#1aab5b; --warn:#e6a23c; --err:#e4392a;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Microsoft YaHei",Arial;background:var(--bg);color:var(--text);font-size:14px}
a{color:var(--brand);text-decoration:none}
button{font-family:inherit}
.btn{background:var(--brand);color:#fff;border:none;border-radius:9px;padding:9px 16px;font-size:13.5px;font-weight:600;cursor:pointer;transition:.15s}
.btn:hover{background:var(--brand-d)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn.ghost:hover{background:#fff5f3}
.btn.sm{padding:5px 10px;font-size:12.5px;border-radius:7px}
.btn.gray{background:#eef0f3;color:#4a5159}
.btn.gray:hover{background:#e3e6ea}

/* 登录 */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1f2733,#2b3645)}
.login-card{background:#fff;border-radius:18px;padding:38px 34px;width:360px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.login-card .logo{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.login-card .b{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,var(--brand),#ff6a3d);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px}
.login-card h1{font-size:18px;margin:0}
.login-card p{margin:3px 0 0;color:var(--muted);font-size:12.5px}

/* 布局 */
.app{display:flex;min-height:100vh}
.side{width:212px;background:var(--side);color:#cdd5e0;display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0}
.side .head{padding:18px 18px 14px;border-bottom:1px solid var(--side2)}
.side .head .b{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),#ff6a3d);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;display:inline-flex;vertical-align:middle}
.side .head b{font-size:14.5px;color:#fff;margin-left:9px}
.side nav{flex:1;overflow-y:auto;padding:10px 0}
.side nav a{display:flex;align-items:center;gap:11px;padding:11px 20px;color:#cdd5e0;cursor:pointer;font-size:13.5px;border-left:3px solid transparent}
.side nav a:hover{background:var(--side2)}
.side nav a.active{background:var(--side2);border-left-color:var(--brand);color:#fff}
.side nav a .dot{width:9px;height:9px;border-radius:50%;background:#4b5666}
.side nav a.active .dot{background:var(--brand)}
.side .foot{padding:14px 20px;border-top:1px solid var(--side2);font-size:12px;color:#7b8595}

.main{margin-left:212px;flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{height:56px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:10}
.topbar h2{font-size:15.5px;margin:0}
.topbar .right{display:flex;align-items:center;gap:14px}
.topbar .user{font-size:13px;color:var(--muted)}
.content{padding:22px;overflow-y:auto}

/* 卡片/网格 */
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin-bottom:18px}
.card h3{margin:0 0 14px;font-size:14.5px;display:flex;align-items:center;gap:8px}
.card h3 .tag{font-size:11px;font-weight:500;color:var(--muted);background:#f0f2f5;padding:2px 8px;border-radius:6px}
.grid{display:grid;gap:16px}
.cols2{grid-template-columns:1fr 1fr}
.cols3{grid-template-columns:repeat(3,1fr)}
.cols4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1000px){.cols2,.cols3,.cols4{grid-template-columns:1fr}}

.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.stat .n{font-size:26px;font-weight:700;color:var(--brand)}
.stat .l{color:var(--muted);font-size:12.5px;margin-top:4px}

/* 表单 */
.field{margin-bottom:13px}
.field label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:9px;font-size:13.5px;outline:none;background:#fff;color:var(--text)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand)}
.row{display:flex;gap:12px}.row>*{flex:1}
.hint{font-size:12px;color:var(--muted);margin-top:5px;line-height:1.6}

/* 表格 */
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:var(--muted);font-weight:600;background:#fafbfc;font-size:12.5px}
tbody tr:hover{background:#fafbfc}
.table-wrap{overflow-x:auto}
.empty{color:var(--muted);text-align:center;padding:26px}

/* 徽标/状态 */
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11.5px;font-weight:600}
.badge.ok{background:#eafaf0;color:var(--ok)}
.badge.err{background:#fff1f0;color:var(--err)}
.badge.warn{background:#fdf6ec;color:var(--warn)}
.badge.in{background:#eef4ff;color:#2f6fed}
.badge.out{background:#f0f2f5;color:#8a9099}

/* 提示 */
.toast{position:fixed;top:18px;left:50%;transform:translateX(-50%);background:#1f2733;color:#fff;padding:11px 20px;border-radius:10px;font-size:13.5px;z-index:100;opacity:0;transition:.25s;pointer-events:none}
.toast.show{opacity:1;top:24px}
.toast.err{background:var(--err)}
.toast.ok{background:var(--ok)}

.modal-mask{position:fixed;inset:0;background:rgba(20,25,33,.5);display:none;align-items:center;justify-content:center;z-index:50}
.modal-mask.show{display:flex}
.modal{background:#fff;border-radius:16px;padding:24px;width:440px;max-width:92vw;max-height:88vh;overflow-y:auto}
.modal h3{margin:0 0 16px;font-size:16px}

.spin{display:inline-block;width:14px;height:14px;border:2px solid #ccc;border-top-color:var(--brand);border-radius:50%;animation:sp .7s linear infinite;vertical-align:middle}
@keyframes sp{to{transform:rotate(360deg)}}
.muted{color:var(--muted)}
.right-align{text-align:right}
.nowrap{white-space:nowrap}
.code{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:12px;background:#f6f7f9;padding:2px 6px;border-radius:5px;word-break:break-all}

/* ---------- 后台对比（并排 iframe） ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cmp-panel{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff;display:flex;flex-direction:column}
.cmp-head{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;background:#f7f9fc;border-bottom:1px solid var(--line)}
.cmp-head b{font-size:14px}
.cmp-hint{font-size:12px;color:#888;margin-top:2px}
.cmp-iframe{width:100%;height:78vh;border:0;background:#fff}
.cmp-empty{padding:48px 16px;text-align:center;color:#999;line-height:1.8}
@media(max-width:880px){.compare-grid{grid-template-columns:1fr}}

/* ---------- 订单详情弹窗 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:60;padding:16px}
.modal-mask .card{max-width:520px;width:100%;margin:0;box-shadow:0 10px 40px rgba(0,0,0,.25)}

/* ---------- 深度版块：统计条 / 工具栏 / 抛光 ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(128px,1fr));gap:12px;margin-bottom:18px}
.chip{background:#fff;border:1px solid var(--line);border-radius:13px;padding:13px 15px;box-shadow:0 1px 3px rgba(31,39,51,.04);transition:.15s;position:relative;overflow:hidden}
.chip::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);opacity:.55;border-radius:3px 0 0 3px}
.chip:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(31,39,51,.09)}
.chip .n{font-size:22px;font-weight:800;line-height:1.2}
.chip .n.ok{color:var(--ok)}
.chip .n.warn{color:var(--warn)}
.chip .n.err{color:var(--err)}
.chip .n.in{color:#2f6fed}
.chip .l{font-size:12px;color:var(--muted);margin-top:3px}
.toolbar{display:flex;gap:9px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.toolbar input,.toolbar select{padding:8px 11px;border:1px solid var(--line);border-radius:9px;font-size:13px;outline:none;background:#fff;color:var(--text)}
.toolbar input:focus,.toolbar select:focus{border-color:var(--brand)}
.txt-err{color:var(--err)}
.card h3{letter-spacing:.2px}
tbody tr{transition:background .12s}
.btn.sm.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand)}
.btn.sm.ghost:hover{background:#fff5f3}
.badge{letter-spacing:.3px}
/* 侧栏栏目点标记（业务栏目亮色区分） */
.side nav a:nth-child(-n+7) .dot{background:#5a6b80}
.side nav a.active{box-shadow:inset 3px 0 0 var(--brand)}