:root {
  --bg: #07111f;
  --panel: #10243a;
  --line: rgba(87, 164, 219, 0.28);
  --cyan: #3bc8ff;
  --orange: #ff8a4c;
  --text: #e9f4ff;
  --muted: #8da7bd;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: #07111f;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
}
header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: #0b1a2b;
}
header img { width: 36px; height: 36px; }
header strong, header > strong { display: block; font-size: 16px; }
header span { color: var(--muted); font-size: 11px; }
header a { color: var(--cyan); text-decoration: none; font-size: 13px; }
.risk { margin-left: auto; color: var(--orange); font-style: normal; }
.badge { margin-left: auto; color: var(--cyan); font-size: 11px; }
main { padding: 14px 16px 28px; }
.hero img, .gallery img { width: 100%; border: 1px solid var(--line); object-fit: cover; }
.hero img { height: 180px; }
.hero p, .fine { color: var(--muted); font-size: 12px; }
.card, .actions a, .primary, .ghost {
  display: block;
  padding: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
}
.card { margin: 12px 0; }
.card ul { margin: 0; padding: 0; list-style: none; }
.card li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.card span { color: var(--muted); }
.actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.primary { margin: 10px 0; background: var(--cyan); color: #03101c; text-align: center; }
.ghost { margin: 12px 0; color: var(--cyan); text-align: center; }
.gallery { display: grid; gap: 10px; }
.gallery figcaption { margin: 4px 0 0; color: var(--muted); font-size: 11px; }
.chat-body { display: grid; grid-template-rows: auto 1fr auto; height: 100vh; }
.log { overflow: auto; padding: 14px; display: flex; flex-direction: column; gap: 8px; }
.msg { max-width: 90%; padding: 8px 10px; line-height: 1.55; font-size: 14px; }
.msg.user { align-self: flex-end; background: rgba(59, 200, 255, 0.16); }
.msg.bot { align-self: flex-start; background: #10243a; }
.msg .body { display: grid; gap: 6px; }
.msg .body h1, .msg .body h2, .msg .body h3, .msg .body h4, .msg .body h5, .msg .body h6 { margin: 2px 0 0; }
.msg .body h1 { font-size: 18px; }
.msg .body h2 { font-size: 16px; }
.msg .body h3 { font-size: 15px; }
.msg .body h4, .msg .body h5, .msg .body h6 { font-size: 14px; }
.msg .body hr { border: 0; border-top: 1px solid var(--line); margin: 8px 0; }
.msg .body p, .msg .body ul, .msg .body ol { margin: 0; }
.msg .body ul, .msg .body ol { padding-left: 1.2em; }
.msg .body table { width: 100%; border-collapse: collapse; font-size: 12px; }
.msg .body th, .msg .body td { border: 1px solid var(--line); padding: 4px 6px; text-align: left; }
.msg .body pre { margin: 0; padding: 8px; overflow: auto; background: #07131f; }
.msg .body.live::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 12px;
  margin-left: 2px;
  background: var(--cyan);
  animation: chat-caret 0.8s step-end infinite;
}
@keyframes chat-caret { 50% { opacity: 0; } }
.msg .figs img { display: block; width: 100%; margin-top: 6px; }
.composer { display: grid; grid-template-columns: 1fr auto; gap: 8px; padding: 10px; border-top: 1px solid var(--line); }
.composer input { padding: 10px; border: 1px solid var(--line); background: #0b1a2b; color: var(--text); }
.composer button { border: 0; background: var(--cyan); padding: 0 14px; }