:root {
  --orange: #f97316;
  --orange-dark: #c2410c;
  --cream: #fffbeb;
  --ink: #292524;
  --ink-soft: #57534e;
  --line: #e7e5e4;
  --panel: #ffffff;
  --bg: #faf9f7;
  --ok: #15803d;
  --warn: #b45309;
  --bad: #b91c1c;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.6;
}

/* ---------- 顶栏 ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand { display: flex; align-items: baseline; gap: 8px; }
.brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--orange); display: inline-block;
  align-self: center;
}
.brand strong { font-size: 16px; letter-spacing: .5px; }
.brand .sub { color: var(--ink-soft); font-size: 12px; }

.topbar-actions { display: flex; align-items: center; gap: 12px; }

.field-inline { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-soft); }

select, input, textarea {
  font-family: inherit;
  font-size: 13px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 8px;
  outline: none;
}
select:focus, input:focus, textarea:focus { border-color: var(--orange); }
textarea { width: 100%; resize: vertical; }
.input { min-width: 180px; }

.btn {
  font-family: inherit;
  font-size: 13px;
  padding: 7px 14px;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  transition: .15s;
}
.btn:hover { border-color: var(--orange); color: var(--orange-dark); }
.btn.primary { background: var(--orange); border-color: var(--orange); color: #fff; }
.btn.primary:hover { background: var(--orange-dark); color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 10px; font-size: 12px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.mode-switch {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}
.mode-switch button {
  font-family: inherit;
  font-size: 12px;
  padding: 6px 12px;
  border: 0;
  background: #fff;
  color: var(--ink-soft);
  cursor: pointer;
}
.mode-switch button.active { background: var(--orange); color: #fff; }

/* ---------- 提示条 ---------- */
.banner {
  margin: 0;
  padding: 10px 20px;
  background: var(--cream);
  border-bottom: 1px solid #fde68a;
  color: #92400e;
  font-size: 13px;
}
.banner.bad { background: #fef2f2; border-color: #fecaca; color: var(--bad); }

/* ---------- 布局 ---------- */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(380px, 1fr);
  gap: 16px;
  padding: 16px 20px 40px;
  align-items: start;
}
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
}
.card-head h2 { margin: 0; font-size: 14px; font-weight: 600; }
.card-foot { padding: 8px 14px; border-top: 1px solid var(--line); }
.hint { font-size: 11px; color: var(--ink-soft); }

/* ---------- 预览 ---------- */
.preview-wrap {
  position: relative;
  background: #0c0a09;
  aspect-ratio: 16 / 9;
}
#preview { width: 100%; height: 100%; display: block; }
.preview-empty {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: #78716c; font-size: 13px;
}

.view-source {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--cream);
  color: #92400e;
  border: 1px solid #fde68a;
}
.view-source.low { background: #fef2f2; color: var(--bad); border-color: #fecaca; }

.metrics {
  display: flex; flex-wrap: wrap; gap: 8px;
  padding: 10px 14px;
  border-top: 1px solid var(--line);
}
.metric {
  flex: 1 1 120px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
}
.metric .k { font-size: 11px; color: var(--ink-soft); }
.metric .v { font-size: 15px; font-weight: 600; font-variant-numeric: tabular-nums; }
.metric .v.ok { color: var(--ok); }
.metric .v.warn { color: var(--warn); }
.metric .v.bad { color: var(--bad); }

/* ---------- 选项卡 ---------- */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}
.tabs button {
  font-family: inherit;
  font-size: 13px;
  padding: 10px 14px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
  white-space: nowrap;
}
.tabs button.active { color: var(--orange-dark); border-bottom-color: var(--orange); }

.tab-panel { display: none; padding: 14px; }
.tab-panel.active { display: block; }

.panel-toolbar {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.chk { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--ink-soft); }

/* ---------- 参数列表 ---------- */
.param-list { max-height: 560px; overflow-y: auto; }

.param-group-title {
  font-size: 12px;
  color: var(--ink-soft);
  margin: 14px 0 6px;
  padding-bottom: 4px;
  border-bottom: 1px dashed var(--line);
}
.param-group-title:first-child { margin-top: 0; }

.param {
  display: grid;
  grid-template-columns: 130px 1fr 64px;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
}
.param .p-label { font-size: 13px; }
.param .p-value { font-size: 12px; color: var(--ink-soft); text-align: right; font-variant-numeric: tabular-nums; }
.param.locked { opacity: .55; }
.param .p-ctl { display: flex; align-items: center; gap: 8px; }
.param select, .param input[type="number"], .param input[type="text"] { width: 100%; }
.param input[type="range"] { flex: 1; accent-color: var(--orange); }

.lock-note {
  font-size: 11px;
  color: var(--warn);
  background: var(--cream);
  border: 1px solid #fde68a;
  border-radius: 6px;
  padding: 4px 8px;
  margin-top: 4px;
}

/* ---------- 结果框 ---------- */
.result-box {
  margin-top: 12px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 12px;
}
.result-box h4 { margin: 0 0 6px; font-size: 13px; }
.result-box ul { margin: 6px 0 0; padding-left: 18px; }
.result-box li { margin-bottom: 4px; }
.result-box .sev-high { color: var(--bad); font-weight: 600; }
.result-box .sev-medium { color: var(--warn); }

/* ---------- 预设 ---------- */
.preset-list { display: grid; gap: 8px; }
.preset {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
}
.preset .p-main { min-width: 0; }
.preset .p-name { font-weight: 600; font-size: 13px; }
.preset .p-meta { font-size: 11px; color: var(--ink-soft); }
.preset .p-actions { display: flex; gap: 6px; flex-shrink: 0; }
.badge {
  display: inline-block;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 999px;
  border: 1px solid var(--line);
  margin-left: 4px;
  color: var(--ink-soft);
}
.badge.origin-extracted { background: #dcfce7; border-color: #bbf7d0; color: #166534; }
.badge.origin-template { background: var(--cream); border-color: #fde68a; color: #92400e; }
.badge.origin-ai { background: #dbeafe; border-color: #bfdbfe; color: #1e40af; }

/* ---------- 档案 ---------- */
.archive-info { font-size: 12px; margin-bottom: 12px; }
.archive-info .row { display: flex; gap: 8px; padding: 3px 0; border-bottom: 1px dashed var(--line); }
.archive-info .row .k { color: var(--ink-soft); width: 90px; flex-shrink: 0; }

.form-grid { display: grid; gap: 10px; margin-bottom: 12px; }
.field { display: block; }
.field > span { display: block; font-size: 12px; color: var(--ink-soft); margin-bottom: 4px; }

/* ---------- 日志 ---------- */
.log-list { max-height: 560px; overflow-y: auto; font-size: 12px; }
.log-item {
  display: grid;
  grid-template-columns: 130px 130px 1fr;
  gap: 8px;
  padding: 5px 0;
  border-bottom: 1px dashed var(--line);
}
.log-item .t { color: var(--ink-soft); font-variant-numeric: tabular-nums; }
.log-item .e { font-weight: 600; }
.log-item .d { color: var(--ink-soft); word-break: break-all; }
.log-item.reject .e { color: var(--bad); }
.log-item.drift .e { color: var(--warn); }
.log-item.apply .e { color: var(--ok); }

/* ---------- 杂项 ---------- */
.hidden { display: none !important; }

.toast {
  position: fixed;
  right: 20px; bottom: 20px;
  background: var(--ink);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  font-size: 13px;
  max-width: 460px;
  z-index: 100;
  box-shadow: 0 8px 24px rgba(0,0,0,.18);
}
.toast.bad { background: var(--bad); }
.toast.ok { background: var(--ok); }