/* 即问运营后台 —— 冷静的产品台，不是客户前台的紫渐变 */
:root{
  --op-bg:#f4f5f7;
  --op-surface:#fff;
  --op-ink:#111827;
  --op-muted:#6b7280;
  --op-line:#e5e7eb;
  --op-line-2:#d1d5db;
  --op-brand:#111827;
  --op-accent:#4f46e5;
  --op-good:#047857;
  --op-good-bg:#ecfdf5;
  --op-bad:#b91c1c;
  --op-bad-bg:#fef2f2;
  --op-warn:#b45309;
  --op-warn-bg:#fffbeb;
  --op-radius:12px;
  --op-side:232px;
}
html,body{height:100%}
body.op-body{
  margin:0;background:var(--op-bg);color:var(--op-ink);
  font-family:"PingFang SC","Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:14px;line-height:1.5;
}
a{color:inherit;text-decoration:none}
.op-app{min-height:100vh;display:flex}
.op-side{
  width:var(--op-side);flex:none;background:var(--op-surface);
  border-right:1px solid var(--op-line);display:flex;flex-direction:column;
}
.op-brand{padding:20px 20px 16px;border-bottom:1px solid var(--op-line)}
.op-brand b{display:block;font-size:15px;letter-spacing:-.02em}
.op-brand span{display:block;margin-top:2px;font-size:12px;color:var(--op-muted)}
.op-nav{flex:1;padding:16px 12px;overflow:auto}
.op-nav-g{font-size:11px;font-weight:600;color:#9ca3af;letter-spacing:.08em;text-transform:uppercase;padding:10px 10px 6px}
.op-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:8px 10px;border-radius:8px;font-size:13.5px;color:#374151;font-weight:500;
}
.op-nav a:hover{background:#f3f4f6}
.op-nav a.on{background:#111827;color:#fff}
.op-nav .dot{width:7px;height:7px;border-radius:99px;background:#d1d5db}
.op-nav a.on .dot{background:#86efac}
.op-nav .dot.warn{background:#fbbf24}
.op-nav .dot.bad{background:#f87171}
.op-side-foot{padding:14px 16px;border-top:1px solid var(--op-line);font-size:12px;color:var(--op-muted)}
.op-main{flex:1;min-width:0;padding:28px 32px 64px;overflow:auto}
.op-h{margin:0 0 22px}
.op-h h1{margin:0;font-size:22px;letter-spacing:-.03em;font-weight:700}
.op-h p{margin:6px 0 0;color:var(--op-muted);font-size:13.5px;max-width:640px}
.op-stats{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;margin:0 0 22px}
.op-stat{background:var(--op-surface);border:1px solid var(--op-line);border-radius:var(--op-radius);padding:14px 16px}
.op-stat b{display:block;font-size:24px;letter-spacing:-.04em;line-height:1.15}
.op-stat span{display:block;margin-top:4px;font-size:12px;color:var(--op-muted);font-weight:500}
.op-card{background:var(--op-surface);border:1px solid var(--op-line);border-radius:var(--op-radius);padding:18px 20px;margin:0 0 16px}
.op-card h2{margin:0 0 4px;font-size:14px;font-weight:650}
.op-card .hint{color:var(--op-muted);font-size:12.5px;margin:0 0 14px}
.op-row{display:flex;flex-wrap:wrap;gap:10px;align-items:end}
.op-field{display:flex;flex-direction:column;gap:5px;font-size:12px;font-weight:600;color:#4b5563}
.op-field input,.op-field select,textarea.op-in,input.op-in{
  height:36px;border:1px solid var(--op-line-2);border-radius:8px;padding:0 10px;
  font-size:13px;font-family:inherit;background:#fff;color:var(--op-ink);min-width:140px;
}
textarea.op-in{height:auto;min-height:88px;padding:8px 10px;resize:vertical}
.op-field input:focus,textarea.op-in:focus{outline:2px solid #c7d2fe;border-color:#6366f1}
.op-btn{
  height:36px;padding:0 14px;border:0;border-radius:8px;background:#111827;color:#fff;
  font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;
}
.op-btn:hover{filter:brightness(1.08)}
.op-btn.ghost{background:#fff;color:#374151;border:1px solid var(--op-line-2)}
.op-btn.danger{background:#b91c1c}
.op-table{width:100%;border-collapse:collapse;font-size:13px}
.op-table th{text-align:left;font-size:11.5px;color:var(--op-muted);font-weight:600;padding:10px 8px;border-bottom:1px solid var(--op-line);background:#fafafa}
.op-table td{padding:12px 8px;border-bottom:1px solid #f3f4f6;vertical-align:middle}
.op-table tr:last-child td{border-bottom:0}
.op-table a{color:var(--op-accent);font-weight:600}
.op-badge{display:inline-flex;align-items:center;font-size:11.5px;font-weight:600;border-radius:999px;padding:2px 8px}
.op-badge.on{color:var(--op-good);background:var(--op-good-bg)}
.op-badge.off{color:#6b7280;background:#f3f4f6}
.op-badge.bad{color:var(--op-bad);background:var(--op-bad-bg)}
.op-badge.warn{color:var(--op-warn);background:var(--op-warn-bg)}
.op-flash{border-radius:10px;padding:10px 12px;font-size:13px;margin:0 0 16px}
.op-flash.ok{background:var(--op-good-bg);color:var(--op-good)}
.op-flash.bad{background:var(--op-bad-bg);color:var(--op-bad)}
.op-warn-box{
  background:var(--op-warn-bg);color:#92400e;border:1px solid #fde68a;
  border-radius:10px;padding:10px 12px;font-size:13px;margin:0 0 14px;line-height:1.55;
}
.op-steps{margin:0;padding:0;list-style:none;counter-reset:s}
.op-steps li{position:relative;padding:0 0 16px 36px;color:#374151;font-size:13.5px}
.op-steps li:last-child{padding-bottom:0}
.op-steps li::before{
  counter-increment:s;content:counter(s);
  position:absolute;left:0;top:0;width:24px;height:24px;border-radius:99px;
  background:#111827;color:#fff;font-size:12px;font-weight:700;display:grid;place-items:center;
}
.op-copy{
  display:flex;align-items:center;gap:8px;background:#f9fafb;border:1px solid var(--op-line);
  border-radius:8px;padding:8px 10px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;
}
.op-copy button{margin-left:auto;height:28px;padding:0 10px;border:1px solid var(--op-line-2);border-radius:6px;background:#fff;cursor:pointer;font-size:12px}
.op-split{display:grid;grid-template-columns:1.1fr .9fr;gap:16px}
@media(max-width:960px){.op-split{grid-template-columns:1fr}.op-side{display:none}.op-main{padding:20px}}
.op-login{
  min-height:100vh;display:grid;place-items:center;background:var(--op-bg);
}
.op-login form{
  width:min(380px,92vw);background:#fff;border:1px solid var(--op-line);border-radius:16px;padding:28px 26px;
}
.op-login h1{margin:0 0 6px;font-size:20px}
.op-login p{margin:0 0 18px;color:var(--op-muted);font-size:13px}
.op-login input{width:100%;height:40px;border:1px solid var(--op-line-2);border-radius:8px;padding:0 12px;margin:0 0 12px;font-size:14px}
.op-login button{width:100%;height:40px}
.gate-bar{
  display:flex;align-items:center;gap:12px;padding:11px 22px;background:rgba(255,255,255,.9);
  backdrop-filter:saturate(1.2) blur(8px);
  border-bottom:1px solid #e7e6f3;font-size:13px;
}
.gate-bar b{font-size:14px}
.gate-bar .sp{flex:1}
.gate-bar a,.gate-bar button.link{
  border:1px solid #e0def0;background:#fff;border-radius:9px;height:34px;padding:0 14px;
  font-size:12.5px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;color:#374151;transition:.14s;
}
.gate-bar a:hover{border-color:#cec6f7;color:#5a3fe0}
.gate-bar button.link{border:0;background:linear-gradient(135deg,#7b6cff 0%,#5a3fe0 100%);color:#fff;box-shadow:0 8px 20px rgba(91,63,224,.28)}
.gate-bar button.link:hover{filter:brightness(1.05)}
.login-mask{position:fixed;inset:0;background:rgba(17,24,39,.46);z-index:80;display:grid;place-items:center;padding:24px}
.login-box{width:min(400px,100%);background:#fff;border-radius:16px;padding:28px 26px 22px;text-align:center;box-shadow:0 24px 64px rgba(17,24,39,.2)}
.login-box h2{margin:0 0 8px;font-size:18px}
.login-box p{margin:0;color:#6b7280;font-size:13.5px}
.login-box img{width:220px;height:220px;margin:18px auto;display:block}
.login-box .off{background:#f9fafb;border:1px dashed #d1d5db;border-radius:12px;padding:22px 16px;margin:18px 0;color:#4b5563}
.login-box .x{position:absolute;right:14px;top:12px;border:0;background:transparent;font-size:18px;cursor:pointer;color:#9ca3af}
.login-box{position:relative}
.pack-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:18px 0}
.pack-card{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:18px 16px;text-align:left}
.pack-card b{display:block;font-size:28px;letter-spacing:-.03em}
.side-empty{padding:28px 16px;text-align:center;color:#9aa6b2;font-size:13px;line-height:1.6}