* { box-sizing: border-box; }
body { margin: 0; font: 14px/1.5 -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; background: #f3f5f8; color: #1f2937; }
.hidden { display: none !important; }
.mono, pre { font-family: Consolas, "SFMono-Regular", Menlo, monospace; }
.spacer { flex: 1; }
.hint { color: #6b7280; font-size: 12px; }
.err { color: #dc2626; min-height: 20px; font-size: 13px; }
a { color: #2563eb; text-decoration: none; margin-left: 6px; font-size: 12px; }

.card { background: #fff; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,.08); padding: 16px; }

.btn { border: 1px solid #d1d5db; background: #fff; color: #374151; padding: 6px 14px; border-radius: 6px; cursor: pointer; font-size: 13px; }
.btn:hover { background: #f9fafb; }
.btn.primary { background: #2563eb; border-color: #2563eb; color: #fff; }
.btn.primary:hover { background: #1d4ed8; }
.btn.danger { color: #dc2626; border-color: #fca5a5; }
.btn.sm { padding: 2px 10px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: default; }

.login { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { width: 340px; display: flex; flex-direction: column; gap: 12px; padding: 28px; }
.login-card h2 { margin: 0 0 8px; text-align: center; font-size: 18px; }

label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: #374151; }
label small { color: #9ca3af; font-weight: normal; }
input, select { padding: 7px 10px; border: 1px solid #d1d5db; border-radius: 6px; font-size: 14px; }
input:focus, select:focus { outline: none; border-color: #2563eb; box-shadow: 0 0 0 2px rgba(37,99,235,.15); }

header { display: flex; align-items: center; gap: 10px; padding: 12px 24px; background: #111827; color: #fff; }
header h1 { font-size: 16px; margin: 0 8px 0 0; }
header .btn { background: transparent; color: #e5e7eb; border-color: #374151; }
header .btn:hover { background: #1f2937; }

.badge { padding: 2px 10px; border-radius: 999px; font-size: 12px; background: #6b7280; color: #fff; }
.badge.ok { background: #16a34a; }
.badge.bad { background: #dc2626; }
.badge.off { background: #9ca3af; }
.badge.wait { background: #f59e0b; }

main { padding: 20px 24px; display: flex; flex-direction: column; gap: 16px; max-width: 1400px; margin: 0 auto; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.stat .k { color: #6b7280; font-size: 12px; }
.stat .v { font-size: 18px; font-weight: 600; margin-top: 4px; word-break: break-all; }

.toolbar { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.toolbar h3 { margin: 0; font-size: 15px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid #f0f1f3; white-space: nowrap; }
th { color: #6b7280; font-weight: 500; font-size: 12px; background: #fafbfc; }
td.remark { white-space: normal; max-width: 220px; color: #6b7280; }
th.ops, td.ops { text-align: right; }
td.ops .btn { margin-left: 4px; }
tr.disabled td { color: #9ca3af; }
.empty { text-align: center; color: #9ca3af; padding: 40px 0; }

dialog { border: none; border-radius: 10px; padding: 0; width: 440px; max-width: 95vw; box-shadow: 0 10px 40px rgba(0,0,0,.2); }
dialog.wide { width: 860px; }
dialog::backdrop { background: rgba(17,24,39,.45); }
.form { padding: 22px; display: flex; flex-direction: column; gap: 12px; }
.form h3 { margin: 0; font-size: 16px; }
.form .row { display: grid; grid-template-columns: 2fr 1fr; gap: 12px; }
.actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 4px; }
pre { background: #0f172a; color: #e2e8f0; padding: 14px; border-radius: 6px; max-height: 60vh; overflow: auto; margin: 0; font-size: 12.5px; white-space: pre-wrap; word-break: break-all; }

.toast { position: fixed; top: 20px; left: 50%; transform: translateX(-50%); background: #111827; color: #fff; padding: 8px 18px; border-radius: 6px; z-index: 100; font-size: 13px; }
.toast.error { background: #dc2626; }