:root {
  color-scheme: light;
  --ink: #073f34;
  --muted: #60766e;
  --line: #d7e2dc;
  --paper: #fbfaf4;
  --panel: #ffffff;
  --gold: #efb732;
  --green: #004d3f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Noto Sans TC", "Microsoft JhengHei", system-ui, sans-serif;
  color: var(--ink);
  background: var(--paper);
}

.admin-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 56px;
}

.admin-top,
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.admin-top h1,
.toolbar h2,
.panel h3,
.login-panel h2 {
  margin: 0;
  letter-spacing: 0;
}

.admin-top a,
button {
  border: 0;
  border-radius: 8px;
  background: var(--green);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  padding: 12px 18px;
  cursor: pointer;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.notice,
.login-panel,
.panel,
.stat-grid article {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 36px rgba(18, 51, 44, 0.06);
}

.notice {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
  padding: 14px 16px;
  color: #7a4f00;
  background: #fff7df;
  border-color: #efd38b;
}

.login-panel {
  width: min(520px, 100%);
  padding: 24px;
}

form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 13px;
  color: var(--ink);
  font: inherit;
}

.message {
  min-height: 20px;
  margin: 12px 0 0;
  color: #a14d00;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.stat-grid article {
  padding: 18px;
}

.stat-grid small {
  display: block;
  color: var(--muted);
  font-weight: 800;
}

.stat-grid b {
  display: block;
  margin-top: 8px;
  font-size: 34px;
  color: var(--green);
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.panel {
  min-width: 0;
  padding: 18px;
}

.table-wrap {
  overflow-x: auto;
  margin-top: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
}

td {
  min-width: 80px;
}

@media (max-width: 760px) {
  .admin-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 16px;
  }

  .admin-top,
  .toolbar,
  .notice {
    align-items: flex-start;
    flex-direction: column;
  }

  .stat-grid,
  .admin-grid {
    grid-template-columns: 1fr;
  }
}