:root {
  --bg: #f3efe6;
  --paper: #fffdf8;
  --ink: #1f1a16;
  --muted: #6b6258;
  --line: #d8d0c4;
  --accent: #8a3b12;
  --accent-soft: #f3e3d4;
  --good: #2f5d3a;
  --warn: #8a5a12;
  --risk: #8a2b2b;
  --shadow: 0 0 0 1px var(--line);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "PingFang SC", "Noto Sans SC", "Source Han Sans SC", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

.top {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 10;
}
.top nav { flex: 1; flex-wrap: wrap; }
.top .ghost { margin-left: auto; flex-shrink: 0; }
.brand { display: flex; align-items: center; gap: 12px; min-width: 180px; }
.brand p { margin: 0; color: var(--muted); font-size: 12px; }
.mark {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: var(--accent); color: #fffdf8;
  font-family: "Songti SC", "Source Han Serif SC", serif;
  font-size: 20px;
}
nav { display: flex; gap: 8px; flex: 1; }
nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 6px 10px;
  border: 1px solid transparent;
}
nav a.active {
  color: var(--ink);
  border-color: var(--line);
  background: var(--bg);
}
.badge {
  display: inline-block;
  min-width: 16px;
  padding: 0 5px;
  margin-left: 4px;
  font-size: 11px;
  background: var(--accent-soft);
  color: var(--accent);
}

main { padding: 28px; max-width: 1180px; }

h1, h2, h3 { font-family: "Songti SC", "Source Han Serif SC", serif; font-weight: 600; }
h1 { font-size: 28px; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 28px 0 12px; }
h3 { font-size: 16px; margin: 0 0 8px; }
.sub { color: var(--muted); margin: 0 0 20px; }

.summary {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 16px 18px;
  margin-bottom: 24px;
}
.meta { color: var(--muted); font-size: 13px; margin-bottom: 6px; }

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.count { color: var(--muted); font-size: 13px; margin: -8px 0 16px; }
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 16px 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
}
.card:hover { border-color: #c4b7a6; }
.card header { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.card strong { font-size: 18px; font-family: "Songti SC", "Source Han Serif SC", serif; }
.repo-id { margin: 2px 0 0; color: var(--muted); font-size: 12px; }
.lead {
  margin: 0;
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.apps {
  background: var(--accent-soft);
  padding: 10px 12px;
  border: 1px solid #ead6c4;
}
.apps.apps-study { background: #f7ecec; border-color: #e3c4c4; }
.apps.apps-skip { background: var(--bg); border-color: var(--line); }
.apps .meta { margin-bottom: 6px; color: var(--accent); font-size: 12px; }
.apps.apps-study .meta { color: var(--risk); }
.apps.apps-skip .meta { color: var(--muted); }
.apps ul { margin: 0; padding-left: 18px; }
.apps li { font-size: 14px; margin: 2px 0; }
.howto { margin: 0; color: var(--muted); font-size: 13px; }
.howto span {
  display: inline-block;
  margin-right: 8px;
  color: var(--accent);
  font-size: 12px;
}
.note-line { margin: 0; color: var(--muted); font-size: 13px; }
.card-skip { opacity: 0.88; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; color: var(--muted); font-size: 12px; }
.pill {
  border: 1px solid var(--line);
  padding: 1px 7px;
  background: var(--bg);
}
.pill.risk-高 { color: var(--risk); border-color: #e3c4c4; }
.pill.risk-中 { color: var(--warn); }
.pill.risk-低 { color: var(--good); }

.row-actions { display: flex; gap: 8px; margin-top: auto; }
button, .btn {
  appearance: none;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  padding: 6px 12px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}
button.ghost, .btn.ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}
button:disabled { opacity: 0.45; cursor: not-allowed; }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
input, select, textarea {
  font: inherit;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  padding: 7px 10px;
}
textarea { width: 100%; min-height: 110px; resize: vertical; }
.kanban { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.col { background: transparent; }
.col .card { margin-bottom: 10px; }

.settings { display: grid; gap: 16px; max-width: 720px; }
.field { display: grid; gap: 8px; }
.checks { display: flex; flex-wrap: wrap; gap: 10px; }

.drawer { position: fixed; inset: 0; z-index: 20; }
.drawer.hidden { display: none; }
.drawer-mask { position: absolute; inset: 0; background: rgba(31, 26, 22, 0.28); }
.drawer-panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: min(640px, 100%);
  background: var(--paper);
  border-left: 1px solid var(--line);
  overflow: auto;
  padding: 24px;
}
.drawer-panel h2 { margin-top: 0; }
.block { margin: 18px 0; }
.readme {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 14px 16px 12px;
}
.readme-head { display: flex; align-items: center; gap: 8px; }
.readme h3 {
  font-size: 17px;
  margin: 10px 0 8px;
}
.readme h4 {
  font-size: 13px;
  color: var(--accent);
  margin: 16px 0 8px;
  font-family: inherit;
  font-weight: 600;
}
.readme p { margin: 0 0 10px; font-size: 14px; }
.readme ul { margin: 0 0 10px; padding-left: 18px; }
.readme li { margin: 3px 0; font-size: 14px; }
.readme blockquote {
  margin: 0 0 12px;
  padding: 8px 12px;
  border-left: 3px solid var(--accent);
  background: var(--paper);
  color: var(--ink);
}
.readme pre {
  margin: 0 0 12px;
  padding: 10px 12px;
  background: var(--paper);
  border: 1px solid var(--line);
  font-size: 12.5px;
  overflow-x: auto;
  white-space: pre-wrap;
}
.readme-foot, .readme .muted { color: var(--muted); font-size: 12px; margin: 8px 0 0; }
.readme section + section { margin-top: 8px; }
.danger { color: var(--risk); background: #f7ecec; padding: 10px 12px; border: 1px solid #e3c4c4; }

.empty { color: var(--muted); padding: 24px 0; }
.toast {
  position: fixed; bottom: 20px; right: 20px;
  background: var(--ink); color: var(--paper);
  padding: 10px 14px; z-index: 30;
}
.collapsed { margin-top: 28px; }
details.riskbox { border: 1px dashed var(--line); padding: 12px 14px; }

@media (max-width: 860px) {
  .grid, .kanban { grid-template-columns: 1fr; }
  .top { flex-wrap: wrap; }
  main { padding: 16px; }
}