:root {
  --bg: #f0ebe3;
  --ink: #1c1915;
  --accent: #c45c26;
  --navy: #1b3a5f;
  --gold: #bfa16d;
  --silver: #ced4da;
  --panel: #fffdf9;
  --muted: #6b645a;
  --ok: #1f7a4c;
  --warn: #a15c00;
  --err: #b00020;
  --line: rgba(28, 25, 21, 0.1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    linear-gradient(160deg, rgba(191, 161, 109, 0.16), transparent 42%),
    linear-gradient(340deg, rgba(28, 58, 95, 0.08), transparent 48%),
    var(--bg);
}

.app {
  width: min(520px, 100%);
  margin: 0 auto;
  padding: 20px 16px 48px;
}

.top {
  margin-bottom: 16px;
}

.label {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}

h1 {
  margin: 0 0 6px;
  font-size: 22px;
  line-height: 1.3;
}

.desc {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.6;
}

.status {
  display: inline-block;
  margin: 14px 0;
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 600;
}

.status.ok { color: var(--ok); background: rgba(31, 122, 76, 0.1); }
.status.warn { color: var(--warn); background: rgba(161, 92, 0, 0.12); }
.status.err { color: var(--err); background: rgba(176, 0, 32, 0.08); }
.status.loading { color: var(--muted); background: #f3efe8; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  padding: 16px;
  margin-bottom: 12px;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 16px;
  color: var(--navy);
}

.row {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(28, 25, 21, 0.06);
  font-size: 13px;
}

.row:last-child { border-bottom: 0; }
.row .k { color: var(--muted); }
.row .v { word-break: break-all; font-family: ui-monospace, Consolas, monospace; font-size: 12px; }

.swatches {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.swatch {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
}

.swatch i {
  width: 18px;
  height: 18px;
  display: inline-block;
  border: 1px solid var(--line);
}

.actions {
  display: grid;
  gap: 10px;
  margin: 14px 0;
}

button, a.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 13px 16px;
  font-size: 15px;
  font-weight: 600;
  border: 0;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
  color: #fff;
  background: var(--navy);
}

button.gold, a.btn.gold { background: var(--gold); color: var(--ink); }
button.ghost, a.btn.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid rgba(28, 25, 21, 0.2);
}

button:disabled { opacity: 0.45; cursor: not-allowed; }

.chart-box {
  border: 1px solid var(--line);
  background: #fffefb;
  padding: 8px;
  margin-bottom: 10px;
}

.chart-box svg { width: 100%; height: auto; display: block; }

.hidden { display: none !important; }

.admin-link {
  display: block;
  text-align: center;
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted);
}

.form-grid { display: grid; gap: 10px; }
.form-grid label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
.form-grid input, .form-grid textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: #fff;
  font: inherit;
  color: var(--ink);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

th, td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: 8px 4px;
  vertical-align: top;
  word-break: break-all;
}

th { color: var(--muted); font-weight: 600; }