/* ChemWeb 组卷助手 — 克制的白底风格（白 / #F5F5F7 / #1D1D1F / #86868B / #0071E3） */
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, "SF Pro Text", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: #f5f5f7; color: #1d1d1f; font-size: 15px; line-height: 1.6;
}
.hidden { display: none !important; }
.muted { color: #86868b; font-size: 13px; }
.err { color: #d70015; font-size: 13px; min-height: 18px; }

.center-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.card {
  background: #fff; border: 1px solid rgba(0,0,0,.08); border-radius: 16px;
  padding: 20px 22px; margin-bottom: 14px;
  box-shadow: 0 1px 2px rgba(0,0,0,.04);
}
.login-card { width: 340px; text-align: center; display: flex; flex-direction: column; gap: 12px; }
.login-card h1 { font-size: 20px; letter-spacing: -0.02em; }

.topbar {
  display: flex; align-items: center; gap: 20px; padding: 12px 24px;
  background: rgba(255,255,255,.85); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,.06); position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 600; letter-spacing: -0.02em; }
.topbar nav { display: flex; gap: 4px; flex: 1; }
.tab {
  border: 0; background: transparent; padding: 6px 14px; border-radius: 9px;
  font-size: 14px; color: #1d1d1f; cursor: pointer;
}
.tab.active { background: #0071e3; color: #fff; }
.ghost { border: 1px solid rgba(0,0,0,.15); background: transparent; border-radius: 9px;
  padding: 6px 12px; font-size: 13px; cursor: pointer; color: #1d1d1f; }
.primary {
  border: 0; background: #0071e3; color: #fff; border-radius: 9px;
  padding: 8px 18px; font-size: 14px; cursor: pointer;
}
.primary:disabled { opacity: .5; cursor: default; }

main { max-width: 860px; margin: 20px auto; padding: 0 16px; }
textarea, input[type=text], input[type=password], select {
  width: 100%; border: 1px solid rgba(0,0,0,.15); border-radius: 10px;
  padding: 9px 12px; font-size: 14px; font-family: inherit; background: #fff; color: #1d1d1f;
}
textarea:focus, input:focus, select:focus { outline: 2px solid rgba(0,113,227,.4); border-color: #0071e3; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 12px; }
.row label { display: flex; gap: 6px; align-items: center; font-size: 13px; color: #86868b; }
.row select, .row input { width: auto; }
.w120 { width: 120px !important; }
.chk { cursor: pointer; }
.spread { justify-content: space-between; }

.block { border-top: 1px solid rgba(0,0,0,.08); padding: 12px 2px; }
.block .src { font-size: 12px; color: #86868b; margin-bottom: 4px; }
.block .warn { color: #b25000; font-size: 12px; }
.block pre { white-space: pre-wrap; word-break: break-word; font-family: inherit; font-size: 14px; }
.ai-text { white-space: pre-wrap; }

.log {
  background: #1d1d1f; color: #e8e8ed; border-radius: 10px; padding: 12px 14px;
  font-size: 12px; line-height: 1.55; max-height: 420px; overflow: auto;
  white-space: pre-wrap; word-break: break-word;
}
.filebtn { display: inline-block; margin: 4px 8px 0 0; }
h3 { font-size: 15px; margin-bottom: 6px; }
.taskrow { border-top: 1px solid rgba(0,0,0,.08); padding: 10px 2px; cursor: pointer; }
.taskrow:hover { background: #fafafa; }
.badge { font-size: 12px; border-radius: 6px; padding: 1px 8px; margin-left: 8px; }
.b-queued { background: #f0f0f2; color: #6e6e73; }
.b-running { background: #e8f1fd; color: #0071e3; }
.b-done { background: #e6f5ea; color: #1d7a35; }
.b-failed, .b-cancelled { background: #fdecec; color: #d70015; }