:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --line: #dbe3ef;
  --text: #152033;
  --muted: #64748b;
  --blue: #2563eb;
  --green: #059669;
  --red: #dc2626;
  --amber: #d97706;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input {
  font: inherit;
}

button {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
}

button[type="submit"],
#refreshButton {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.hidden {
  display: none !important;
}

.shell {
  min-height: 100vh;
}

.login-view {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-panel {
  width: min(420px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
}

.login-panel h1 {
  margin: 0 0 24px;
  font-size: 26px;
}

.login-panel label {
  display: block;
  margin-bottom: 16px;
}

.login-panel span {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
}

.login-panel input {
  width: 100%;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
}

.login-panel button {
  width: 100%;
  margin-top: 4px;
}

.message {
  min-height: 22px;
  color: var(--red);
}

.dashboard {
  padding: 24px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 20px;
}

.topbar h1 {
  margin: 0 0 6px;
  font-size: 28px;
}

.topbar p,
.section-head span {
  margin: 0;
  color: var(--muted);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar-actions button {
  padding: 0 14px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.metric-card,
.store-section {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.metric-card {
  padding: 18px;
}

.metric-card span {
  color: var(--muted);
  font-size: 14px;
}

.metric-card strong {
  display: block;
  margin-top: 8px;
  font-size: 24px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.section-head h2 {
  margin: 0;
  font-size: 18px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
}

th,
td {
  padding: 13px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-size: 13px;
  background: #f8fafc;
}

.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.status {
  display: inline-flex;
  align-items: center;
  min-width: 58px;
  height: 24px;
  padding: 0 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.status.ok {
  background: #dcfce7;
  color: #166534;
}

.status.warn {
  background: #fef3c7;
  color: #92400e;
}

.status.fail {
  background: #fee2e2;
  color: #991b1b;
}

.store-name b,
.store-name small {
  display: block;
}

.store-name small {
  color: var(--muted);
  margin-top: 4px;
}

.actions {
  display: flex;
  gap: 8px;
}

.actions a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--blue);
  text-decoration: none;
}

@media (max-width: 760px) {
  .dashboard {
    padding: 14px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topbar-actions {
    width: 100%;
    justify-content: space-between;
  }

  .summary-grid {
    grid-template-columns: 1fr;
  }
}