@font-face {
  font-family: "Noto Serif SC";
  src: url("/fonts/NotoSerifSC-subset.woff2") format("woff2");
  font-weight: 500 900;
  font-display: swap;
}

:root {
  --ground: #0A0B0E;
  --surface: #13151B;
  --ink: #F2EEE7;
  --ink-soft: #B4B6BF;
  --ink-mute: #8E919E;
  --line: #2A2D38;
  --gold: #E5B574;
  --danger: #F0B4B4;
  --font-display: "Noto Serif SC", "Songti SC", "STSong", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --font-mono: "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--ground); color: var(--ink); }
body { font-family: var(--font-body); -webkit-font-smoothing: antialiased; }
h1, h2, p { margin: 0; }
a { color: inherit; }
button, input { font: inherit; color: inherit; }

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 28px;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-size: 18px; }
.brand img { width: 32px; height: 32px; border-radius: 8px; }
.back { color: var(--ink-mute); text-decoration: none; font-size: 14px; }
.back:hover { color: var(--ink); }

main { width: min(920px, calc(100% - 40px)); margin: 36px auto 72px; }
h1 { font-family: var(--font-display); font-size: 40px; font-weight: 600; }
h2 { font-size: 16px; font-weight: 600; margin-top: 28px; }
.lead { margin-top: 12px; color: var(--ink-soft); line-height: 1.6; max-width: 62ch; }
.alert {
  margin-top: 16px;
  padding: 12px 14px;
  border: 1px solid rgba(239, 68, 68, .45);
  border-radius: 10px;
  color: var(--danger);
  line-height: 1.5;
}

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 28px; }
form, .panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
}
form h2 { margin-top: 0; }
label { display: block; margin: 14px 0 6px; color: var(--ink-mute); font-size: 13px; }
input {
  width: 100%;
  background: var(--ground);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
}
button {
  margin-top: 16px;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 8px;
  padding: 8px 14px;
  cursor: pointer;
}
button.primary {
  background: linear-gradient(135deg, #E5B574, #C68E48);
  color: #0A0B0E;
  border: none;
  font-weight: 600;
}
button:disabled { opacity: .6; cursor: default; }

.row-actions { display: flex; gap: 10px; margin-top: 20px; }
.row-actions button { margin-top: 0; }

dl { margin: 12px 0 0; }
.field { display: grid; grid-template-columns: 120px 1fr; gap: 8px 16px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.field dt { color: var(--ink-mute); }
.field dd { margin: 0; overflow-wrap: anywhere; }
.mono { font-family: var(--font-mono); font-size: 13px; }

table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--ink-mute); font-weight: 500; }
.empty { margin-top: 12px; color: var(--ink-mute); }

@media (max-width: 720px) {
  .split { grid-template-columns: 1fr; }
  .field { grid-template-columns: 1fr; gap: 4px; }
  main { width: min(920px, calc(100% - 28px)); }
}