:root {
  --bg: #f4f6f9;
  --panel: #ffffff;
  --text: #172033;
  --muted: #687385;
  --border: #dfe5ee;
  --primary: #1677ff;
  --primary-dark: #0958d9;
  --danger: #cf1322;
  --success: #389e0d;
  --warning: #d48806;
  --code: #101828;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}
.shell { min-height: 100vh; display: grid; grid-template-columns: 220px minmax(0, 1fr); }
.side {
  background: #061a2f;
  color: #fff;
  padding: 20px 16px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand { display: flex; gap: 12px; align-items: center; padding-bottom: 20px; border-bottom: 1px solid rgba(255,255,255,.12); }
.brand strong { display: block; font-size: 16px; }
.brand span:last-child { display: block; color: rgba(255,255,255,.62); font-size: 12px; margin-top: 2px; }
.logo { width: 34px; height: 34px; display: grid; place-items: center; border-radius: 6px; background: var(--primary); font-weight: 700; }
nav { display: grid; gap: 6px; margin-top: 20px; }
nav a { color: rgba(255,255,255,.74); text-decoration: none; padding: 10px 12px; border-radius: 6px; font-size: 14px; }
nav a.active, nav a:hover { color: #fff; background: rgba(22,119,255,.92); }
.main { padding: 24px 28px 48px; min-width: 0; }
.top {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
h1 { margin: 0; font-size: 26px; letter-spacing: 0; }
h2 { margin: 0 0 14px; font-size: 17px; letter-spacing: 0; }
p { margin: 6px 0 0; color: var(--muted); font-size: 14px; }
.section-note { margin: -4px 0 14px; line-height: 1.6; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; justify-content: flex-end; }
.btn {
  height: 36px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
}
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); }
.btn:disabled { opacity: .65; cursor: not-allowed; }
.grid { display: grid; gap: 16px; margin-bottom: 16px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04);
}
.row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.field { display: grid; gap: 6px; margin-bottom: 12px; min-width: 0; }
label { font-size: 13px; font-weight: 700; color: #2b3445; }
small { color: var(--muted); font-size: 12px; }
.advanced {
  margin-top: 6px;
  padding: 12px 12px 4px;
  border: 1px dashed #c8d4e5;
  border-radius: 8px;
  background: #f8fbff;
}
.contract {
  margin: 4px 0 12px;
  padding: 12px;
  border: 1px solid #cfe3ff;
  border-radius: 8px;
  background: #f0f7ff;
  color: #1d3557;
  font-size: 12.5px;
  line-height: 1.7;
}
.contract strong { display: block; margin-bottom: 4px; color: #102a4c; }
.contract code { background: rgba(22,119,255,.1); color: #0958d9; }
.field.disabled { opacity: .58; }
.field.disabled input { background: #f3f5f8; color: #8a94a6; }
.advanced summary {
  cursor: pointer;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  user-select: none;
}
.advanced p {
  margin: 8px 0 12px;
  font-size: 12.5px;
  line-height: 1.6;
}
input, select, textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  background: #fff;
  font: inherit;
  font-size: 13px;
  outline: none;
}
input, select { height: 36px; padding: 0 10px; }
textarea { resize: vertical; padding: 10px; line-height: 1.55; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(22,119,255,.1); }
.result-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.status { font-size: 12px; padding: 3px 9px; border-radius: 999px; background: #eef2f7; color: var(--muted); }
.status.running { background: #fff7e6; color: var(--warning); }
.status.ok { background: #f6ffed; color: var(--success); }
.status.err { background: #fff1f0; color: var(--danger); }
.summary {
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin: 8px 0 12px;
}
.metric {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px;
  background: #fbfdff;
}
.metric span { display: block; font-size: 12px; color: var(--muted); }
.metric strong { display: block; font-size: 18px; margin-top: 4px; }
.tabs { display: flex; gap: 8px; border-bottom: 1px solid var(--border); margin-top: 8px; }
.tab {
  border: 0;
  background: transparent;
  padding: 10px 12px;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
}
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }
.panel {
  margin: 14px 0 0;
  min-height: 280px;
  max-height: 680px;
  overflow: auto;
  border-radius: 8px;
  background: var(--code);
  color: #d1e3ff;
  padding: 16px;
  font-size: 12.5px;
  line-height: 1.65;
  white-space: pre-wrap;
  word-break: break-word;
}
.panel-light {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  white-space: normal;
}
.empty {
  color: var(--muted);
  padding: 24px;
  text-align: center;
}
.result-section { margin-bottom: 18px; }
.result-section h3 { margin: 0 0 10px; font-size: 15px; }
.prototype-result {
  display: flex;
  gap: 18px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fbfdff;
  margin-bottom: 18px;
}
.score-ring {
  width: 112px;
  height: 112px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  border: 10px solid #faad14;
  border-radius: 50%;
  text-align: center;
  background: #fff;
}
.score-ring span { display: block; font-size: 28px; font-weight: 800; line-height: 1; }
.score-ring small { display: block; margin-top: 6px; color: var(--muted); font-size: 12px; line-height: 1.2; }
.prototype-copy strong { display: block; font-size: 16px; margin-bottom: 8px; }
.prototype-copy p { margin: 4px 0 0; line-height: 1.6; }
.result-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.result-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fbfdff;
  padding: 12px;
}
.result-card strong { display: block; margin-bottom: 6px; }
.result-card p { margin: 0; line-height: 1.6; }
.issue-list { display: grid; gap: 10px; }
.issue {
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}
.issue.high { border-left-color: var(--danger); }
.issue.medium { border-left-color: var(--warning); }
.issue.pass { border-left-color: var(--success); }
.issue-head { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.badge {
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  background: #eef2f7;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}
.badge.high { background: #fff1f0; color: var(--danger); }
.badge.medium { background: #fff7e6; color: var(--warning); }
.badge.pass { background: #f6ffed; color: var(--success); }
.kv-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.kv-table th, .kv-table td { border: 1px solid var(--border); padding: 8px; text-align: left; vertical-align: top; }
.kv-table th { background: #f8fbff; color: #2b3445; }
.field-output {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  background: #fbfdff;
  margin-bottom: 10px;
}
.field-output strong { display: block; margin-bottom: 6px; }
.field-output pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: inherit;
  color: var(--text);
}
.preview-card { padding: 0; overflow: hidden; }
.preview-card > .result-head { padding: 18px 18px 0; }
.prototype-preview { padding: 18px; }
.listing-preview-shell {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}
.preview-titlebar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--muted);
}
.preview-titlebar strong { display: inline-block; margin-right: 8px; color: var(--text); font-size: 16px; }
.preview-titlebar span { font-size: 13px; }
.health-board {
  display: grid;
  grid-template-columns: 180px minmax(280px, 1fr) minmax(320px, 1fr);
  gap: 20px;
  align-items: center;
  padding: 22px 16px;
  border-bottom: 1px solid var(--border);
}
.health-score {
  display: grid;
  justify-items: center;
  gap: 10px;
  border-right: 1px solid var(--border);
}
.health-score mark {
  padding: 5px 10px;
  border: 1px solid #ffd666;
  border-radius: 6px;
  background: #fffbe6;
  color: var(--warning);
  font-weight: 700;
}
.score-bars {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 22px;
}
.score-item {
  display: grid;
  grid-template-columns: 72px minmax(80px, 1fr) 32px;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}
.score-item i {
  height: 6px;
  border-radius: 999px;
  background: #edf0f4;
  overflow: hidden;
}
.score-item b {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: #faad14;
}
.score-item b.good { background: #52c41a; }
.score-item b.warn { background: #faad14; }
.score-item b.bad { background: #ff4d4f; }
.score-item strong { color: var(--muted); }
.preview-issues {
  border-left: 1px solid var(--border);
  padding-left: 18px;
}
.preview-issues p { margin: 0 0 8px; color: var(--text); }
.preview-issues ul,
.preview-notes {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}
.preview-alert {
  margin: 14px 16px 0;
  padding: 12px 14px;
  border-radius: 6px;
}
.preview-alert.success { border: 1px solid #b7eb8f; background: #f6ffed; }
.preview-alert.warn { border: 1px solid #ffe58f; background: #fffbe6; }
.preview-alert.danger { border: 1px solid #ffa39e; background: #fff1f0; color: var(--danger); }
.diff-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: #fbfdff;
}
.diff-summary p {
  flex-basis: 100%;
  margin: 2px 0 0;
  color: var(--muted);
}
.diff-tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}
.diff-tag.removed {
  background: #fff1f0;
  color: var(--danger);
}
.diff-tag.added {
  background: #f6ffed;
  color: var(--success);
}
.diff-tag.rewritten {
  background: #fff7e6;
  color: var(--warning);
}
.diff-tag.fix {
  background: #e6f4ff;
  color: var(--primary);
}
.change-bullets {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  background: #fff;
}
.change-bullet {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #4b5565;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.5;
}
.change-bullet i {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--warning);
}
.change-bullet.danger i { background: #ff4d4f; }
.change-bullet.success i { background: #52c41a; }
.change-bullet.warn i { background: #faad14; }
.preview-field {
  margin: 14px 16px;
  border: 1px solid #b7eb8f;
  border-radius: 8px;
  overflow: hidden;
}
.preview-field-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
.preview-field-head h3 { margin: 0; font-size: 16px; }
.preview-field-head h3 span { color: var(--muted); font-weight: 500; }
.preview-field-head strong { color: var(--success); }
.preview-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  padding: 12px 28px;
  border-bottom: 1px solid var(--border);
}
.compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.compare-grid > div {
  padding: 14px;
  min-width: 0;
}
.compare-grid > div + div { border-left: 1px solid var(--border); }
.compare-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}
.compare-meta em {
  color: var(--muted);
  font-style: normal;
  font-weight: 700;
}
.compare-meta span {
  color: var(--muted);
  font-size: 12px;
}
.compare-grid pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font: inherit;
  line-height: 1.8;
}
.diff-remove-inline {
  color: var(--danger);
  background: #fff1f0;
  text-decoration: line-through;
  text-decoration-thickness: 2px;
}
.diff-add-inline {
  color: #237804;
  background: #f6ffed;
}
.preview-actions {
  display: flex;
  gap: 8px;
  padding: 12px 14px;
  border-top: 1px solid var(--border);
  background: #fbfdff;
}
.hidden { display: none; }
@media (max-width: 980px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; }
  nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .top { align-items: flex-start; flex-direction: column; }
  .grid.two, .row, .summary, .result-grid { grid-template-columns: 1fr; }
  .prototype-result { align-items: flex-start; flex-direction: column; }
  .health-board, .score-bars, .compare-grid { grid-template-columns: 1fr; }
  .health-score, .preview-issues, .compare-grid > div + div {
    border-left: 0;
    border-right: 0;
  }
}