:root {
  --green: #2f9e5f;
  --bg: #f4faf5;
  --text: #23402c;
  --muted: #7a8b7a;
  --card: #fff;
  --danger: #c92a2a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: linear-gradient(180deg, #dff7e8, var(--bg));
  color: var(--text);
  min-height: 100vh;
}
.hidden { display: none !important; }
.shell {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 20px 0 48px;
}
#login {
  max-width: 420px;
  margin: 12vh auto;
  background: var(--card);
  padding: 32px;
  border-radius: 18px;
  box-shadow: 0 10px 30px rgba(47,158,95,.12);
  text-align: center;
}
#login button { width: 100%; }
h1 { margin: 0 0 8px; }
.muted { color: var(--muted); margin: 0 0 18px; }
input, textarea, select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d7e5db;
  border-radius: 12px;
  font-size: 15px;
  margin-bottom: 12px;
  background: #fff;
  color: var(--text);
  font-family: inherit;
}
button {
  border: none;
  border-radius: 999px;
  padding: 12px 18px;
  background: var(--green);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  font-size: 15px;
}
button.ghost {
  background: #e8f4ec;
  color: var(--green);
}
button.danger { background: var(--danger); }
.error { color: var(--danger); min-height: 20px; }
header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 4px 0 0;
}
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 0 0 4px;
}
.stat {
  background: var(--card);
  border-radius: 14px;
  padding: 16px;
  text-align: center;
}
.stat b { display: block; font-size: 28px; color: var(--green); }
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 8px 0 16px;
}
.tabs button {
  background: #e7f3eb;
  color: var(--text);
}
.tabs button.active { background: var(--green); color: #fff; }
.tab-panel {
  background: var(--card);
  border-radius: 16px;
  padding: 16px 18px 8px;
  margin: 0;
  box-shadow: 0 6px 18px rgba(35,64,44,.06);
}
.open-box {
  padding-bottom: 4px;
  margin-bottom: 4px;
  border-bottom: 1px solid #eef3ee;
}
.open-box h3 { margin: 0 0 12px; font-size: 16px; }
.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 12px;
}
.time-range {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 12px;
  margin-bottom: 4px;
}
.time-range label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}
.time-range input { margin: 0; }
.time-preview { margin: 0 0 12px; min-height: 18px; }
.row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid #eef3ee;
}
.row:last-child { border-bottom: none; }
.small { color: var(--muted); font-size: 13px; }
.list-tools { display: flex; gap: 12px; align-items: center; margin-top: 14px; }
.list-tools input { margin: 0; }
.pager {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 8px;
  padding: 8px 0 4px;
}
.pager button { padding: 8px 14px; }
.pager button:disabled { opacity: .4; cursor: default; }
.form-actions { display: flex; gap: 8px; align-items: center; }
.form-actions button { margin-bottom: 8px; }
.post-list, #postList { margin-top: 4px; }
#postList h3 { margin: 8px 0 0; font-size: 16px; }
.row-actions { display: flex; gap: 8px; align-items: center; }
.row-actions button { padding: 8px 14px; }
.tag {
  display: inline-block;
  margin-right: 6px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #e7f3eb;
  color: var(--green);
  font-size: 12px;
}
.toolbar { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; align-items: center; }
.toolbar input, .toolbar select { margin: 0; width: auto; flex: 1; min-width: 180px; }
.toolbar button { flex: none; }
.ok { color: var(--green); font-weight: 700; }
.warn { color: #9a6b00; }
@media (max-width: 720px) {
  .stats { grid-template-columns: 1fr 1fr; }
  .grid2, .time-range { grid-template-columns: 1fr; }
}