:root {
  --bg: #f8fafc;
  --card: #fff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --ok: #166534;
  --ok-bg: #dcfce7;
  --warn: #b45309;
  --warn-bg: #fef3c7;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.topbar {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 56px;
}
.logo {
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}
.topbar nav a {
  margin-left: 18px;
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}
.topbar nav a:hover { color: var(--primary); }
.main { padding-bottom: 48px; }
.footer {
  padding: 24px 20px 40px;
  color: var(--muted);
  font-size: 13px;
}

.hero { margin-bottom: 28px; }
.hero h1 { font-size: 1.75rem; margin: 0 0 8px; }
.lead { color: var(--muted); max-width: 640px; }
.hero-actions { margin-top: 16px; display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 9px 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { border-color: #cbd5e1; }
.btn.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.btn.primary:hover { background: var(--primary-hover); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  margin-bottom: 16px;
}
.card h2 { font-size: 1.05rem; margin: 0 0 12px; }
.grid.two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 800px) {
  .grid.two { grid-template-columns: 1fr; }
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
}
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }

code, pre {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 13px;
}
code.block, .code-block {
  display: block;
  background: #f1f5f9;
  padding: 10px 12px;
  border-radius: 8px;
  word-break: break-all;
}
pre.log-box {
  background: #0f172a;
  color: #e2e8f0;
  padding: 12px;
  border-radius: 8px;
  max-height: 320px;
  overflow: auto;
  font-size: 12px;
  white-space: pre-wrap;
}

.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th, .table td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
}
.table th { color: var(--muted); font-weight: 600; }

.kv { list-style: none; padding: 0; margin: 0; }
.kv li { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; border-bottom: 1px dashed var(--border); }
.kv li span:first-child { color: var(--muted); }
.kv code.small { font-size: 11px; max-width: 60%; word-break: break-all; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.form-grid label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; }
.form-grid input, .form-grid select {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
}
.form-grid .span2 { grid-column: span 2; }
.form-grid .check { flex-direction: row; align-items: center; gap: 8px; }
.muted { color: var(--muted); font-size: 13px; }
.alert { border-color: #fecaca; background: #fef2f2; }
.card.ok { border-color: #bbf7d0; }
.row-between { display: flex; align-items: center; justify-content: space-between; }
.prose h2 { font-size: 1rem; margin-top: 1.2em; }
.upload-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.upload-actions .btn { flex: 1; min-width: 140px; }
textarea { font-family: ui-monospace, Consolas, monospace; font-size: 12px; resize: vertical; }

.env-banner.warn-bg { border-color: #fde68a; background: var(--warn-bg); }
ol.steps { margin: 0; padding-left: 1.25rem; color: var(--text); }
ol.steps li { margin: 8px 0; }
.table td .btn-sm { margin-right: 6px; margin-bottom: 4px; }