:root {
  --bg: #ffffff;
  --fg: #111111;
  --muted-bg: #f5f5f7;
  --border: #dddddd;
  --card: #ffffff;
  --accent: #1ca8ff;
  --accent-2: #7e1cff;
  --muted: #6b7280;
  --pill-bg: #111111;
  --pill-fg: #ffffff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(180deg, #ffffff 0%, #f6f6f8 100%);
  color: var(--fg);
}
a { color: var(--accent); text-decoration: none; font-weight: 600; }
a:hover { color: var(--accent-2); }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}
.brand {
  font-weight: 700;
  letter-spacing: 0.3px;
}
.nav a {
  margin-right: 12px;
  color: var(--fg);
  text-decoration: none;
  font-weight: 600;
}
.nav a:hover { color: var(--accent); }
.main { padding: 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 12px;
  border-radius: 10px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}
.login {
  max-width: 360px;
  margin: 40px auto;
  padding: 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 12px 30px rgba(15,23,42,0.08);
}
.login label { display: block; margin-top: 10px; font-size: 12px; }
.login input { width: 100%; padding: 8px; margin-top: 4px; border: 1px solid var(--border); border-radius: 8px; }
.login button { margin-top: 12px; padding: 8px 12px; border: 1px solid var(--border); border-radius: 999px; background: var(--pill-bg); color: var(--pill-fg); font-weight: 600; }
.alert {
  background: #fff5f5;
  border: 1px solid #f2caca;
  padding: 8px;
  margin-bottom: 10px;
  border-radius: 10px;
}
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}
.filters input,
.filters select {
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--fg);
}
.filters button {
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--pill-bg);
  color: var(--pill-fg);
  font-weight: 600;
}
.panel {
  margin: 16px 0;
  padding: 12px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}
.panel h2 {
  margin-top: 0;
}
.notice {
  background: #f1f8ff;
  border: 1px solid #c8defa;
  padding: 8px;
  margin-bottom: 10px;
  border-radius: 10px;
}
.muted {
  color: var(--muted);
  font-size: 12px;
}
.codeblock {
  background: var(--muted-bg);
  border: 1px dashed var(--border);
  padding: 8px;
  overflow-x: auto;
  white-space: pre;
  border-radius: 10px;
}
.progress-panel {
  margin: 10px 0 12px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--muted-bg);
}
.progress-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  margin-bottom: 6px;
}
.progress-bar {
  height: 10px;
  border-radius: 999px;
  background: #e5e7eb;
  overflow: hidden;
  border: 1px solid var(--border);
}
.progress-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  width: 0%;
  transition: width 0.3s ease;
}
.progress-count,
.progress-percent {
  font-weight: 600;
}
.inline-form { margin-bottom: 8px; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}
.form-section {
  grid-column: 1 / -1;
  margin: 6px 0 0;
}
.form-section h3 {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.catalog-preview {
  margin-bottom: 12px;
}
.catalog-preview h3 {
  margin: 0 0 6px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.preview-table {
  font-size: 12px;
}
.preview-table td,
.preview-table th {
  padding: 4px 6px;
  white-space: nowrap;
}
.form-grid label {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}
.form-grid input {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.form-actions { align-self: end; }
table {
  width: 100%;
  border-collapse: collapse;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
th, td {
  border-bottom: 1px solid var(--border);
  padding: 8px;
  text-align: left;
  font-size: 13px;
}
th {
  background: var(--muted-bg);
  font-weight: 600;
}
@media (max-width: 720px) {
  .nav { display: flex; flex-wrap: wrap; }
  .nav a { margin-bottom: 6px; }
}