:root {
  --bg: #fbfbfa;
  --fg: #1f2328;
  --muted: #6b7280;
  --line: #d8dce0;
  --accent: #2f6f4f;
  --accent-bg: #eaf4ee;
  --mark: #fff3a3;
  --net: #b45309;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  line-height: 1.7;
  font-size: 15px;
}
.doc-head, .doc-body, .doc-foot { max-width: 960px; margin: 0 auto; padding: 0 20px; }
.doc-head { padding-top: 28px; border-bottom: 2px solid var(--line); }
.doc-head h1 { margin: 0 0 8px; font-size: 24px; }
.hint { background: var(--accent-bg); border: 1px solid var(--accent); color: #1d3b2c; padding: 8px 12px; border-radius: 8px; font-size: 13px; }
.doc-body { padding-top: 18px; padding-bottom: 40px; }
h2 { margin-top: 28px; border-left: 4px solid var(--accent); padding-left: 10px; }
h3 { margin-top: 22px; color: #2b2b2b; }
p { margin: 8px 0; }
table { border-collapse: collapse; width: 100%; margin: 10px 0; font-size: 14px; }
th, td { border: 1px solid var(--line); padding: 7px 10px; text-align: left; vertical-align: top; }
thead th { background: #f0f2f4; font-weight: 600; }
tbody tr:nth-child(even) { background: #f7f8f9; }
code { background: #eef0f2; padding: 1px 5px; border-radius: 4px; font-family: "SFMono-Regular", Consolas, monospace; font-size: 13px; }
pre.code { background: #1e1e1e; color: #e6e6e6; padding: 12px 14px; border-radius: 8px; overflow-x: auto; }
pre.code code { background: none; padding: 0; color: inherit; }
blockquote { border-left: 4px solid var(--accent); background: var(--accent-bg); margin: 10px 0; padding: 8px 14px; color: #243f30; border-radius: 0 8px 8px 0; }
hr { border: none; border-top: 1px solid var(--line); margin: 20px 0; }
a { color: var(--accent); }
mark.anno-mark { background: var(--mark); padding: 0 2px; border-radius: 3px; }
.doc-foot { border-top: 1px solid var(--line); padding: 14px 20px 30px; color: var(--muted); font-size: 12px; }
.muted { color: var(--muted); }

/* 批注工具条与面板 */
#anno-bar {
  position: absolute; z-index: 50; display: none;
  background: #fff; border: 1px solid var(--line); border-radius: 8px;
  box-shadow: 0 4px 14px rgba(0,0,0,.12); padding: 5px 7px; font-size: 13px;
}
#anno-bar select { font-size: 13px; padding: 2px 4px; }
#anno-bar button { font-size: 13px; padding: 3px 9px; border: none; border-radius: 6px; background: var(--accent); color: #fff; cursor: pointer; }
#anno-panel {
  position: absolute; z-index: 60; display: none; width: 320px;
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,.18); padding: 12px;
}
#anno-panel .ah { font-weight: 600; margin-bottom: 8px; display: flex; justify-content: space-between; }
#anno-panel #anno-x { cursor: pointer; color: var(--muted); }
#anno-panel .ap { background: #fffbe6; border: 1px solid #f0e1a0; border-radius: 6px; padding: 6px 8px; font-size: 12px; margin-bottom: 8px; max-height: 60px; overflow: auto; }
#anno-panel textarea { width: 100%; height: 80px; resize: vertical; padding: 6px; border: 1px solid var(--line); border-radius: 6px; font-family: inherit; font-size: 13px; }
#anno-panel .ab { margin-top: 8px; text-align: right; }
#anno-panel .ab button { font-size: 13px; padding: 4px 12px; border: none; border-radius: 6px; cursor: pointer; }
#anno-ok { background: var(--accent); color: #fff; }
#anno-no { background: #eee; color: #333; margin-left: 6px; }

/* 汇总页 */
td.anc { max-width: 240px; }
td.net { color: var(--net); font-size: 12px; max-width: 220px; word-break: break-all; }

/* 固定访问验证门 */
#gate-overlay {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(20, 28, 40, .96);
  display: flex; align-items: center; justify-content: center;
}
.gate-box {
  width: min(90vw, 360px); background: #fff; border-radius: 12px;
  padding: 28px 24px; text-align: center; box-shadow: 0 10px 40px rgba(0,0,0,.3);
}
.gate-title { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
.gate-sub { color: #666; font-size: 13px; margin-bottom: 16px; }
.gate-input {
  width: 100%; box-sizing: border-box; padding: 10px 12px; font-size: 15px;
  border: 1px solid #ccd; border-radius: 8px; margin-bottom: 12px; text-align: center;
}
.gate-btn {
  width: 100%; padding: 10px; font-size: 15px; border: 0; border-radius: 8px;
  background: #2f6f4f; color: #fff; cursor: pointer;
}
.gate-btn:hover { background: #265c41; }
.gate-err { color: #d33; font-size: 13px; min-height: 18px; margin-top: 8px; }