:root {
  --bg: #f3f7f9;
  --panel: #ffffff;
  --ink: #1e2a32;
  --muted: #5e6f7a;
  --accent: #124559;
  --accent-soft: #d6ebf2;
  --line: #d5e0e6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, #edf4f7 0%, #f7fafb 100%);
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
  position: sticky;
  top: 0;
  z-index: 10;
}

h1 {
  margin: 0;
  font-size: 1.3rem;
}

.subtitle {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.layout {
  padding: 1rem;
  display: grid;
  gap: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
}

.panel h2 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
}

.grid {
  display: grid;
  gap: 0.75rem;
}

.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.grid.three {
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.filter-with-clear {
  display: flex;
  gap: 0.4rem;
  align-items: center;
}

.filter-with-clear select {
  flex: 1;
}

#clearCustomerFilterButton {
  width: 2rem;
  height: 2rem;
  padding: 0;
  border-color: var(--line);
  background: #fff;
  color: var(--muted);
  line-height: 1;
}

#clearCustomerFilterButton:disabled {
  opacity: 0.45;
  cursor: default;
}

.inline-check {
  margin-top: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

input:not([type="checkbox"]),
select,
button {
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
}

button {
  cursor: pointer;
}

#refreshButton,
.copy-btn {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

#priceDebugButton {
  background: white;
  color: var(--accent);
  border-color: var(--accent);
}

.billed-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.5rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.billed-toggle input {
  margin: 0;
}

.actions-row {
  margin-top: 0.75rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

#clearCredentialsButton {
  background: white;
  color: var(--accent);
  border-color: var(--accent);
}

.status-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

#statusText,
#lastSyncText {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.table-context {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-weight: 600;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 700px;
}

th,
td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  padding: 0.7rem;
}

th {
  background: #f7fafb;
}

tr.is-billed-row .billable-cell {
  color: var(--muted);
  text-decoration: line-through;
}

.sort-btn {
  background: transparent;
  border: 0;
  padding: 0;
  color: inherit;
  font-weight: 700;
}

.customer-link {
  background: transparent;
  border: 0;
  padding: 0;
  color: var(--accent);
  text-decoration: underline;
  font-weight: 600;
}

.entry-list {
  margin: 0;
  padding-left: 1.1rem;
}

.entry-list li {
  margin-bottom: 0.25rem;
}

.empty-row {
  color: var(--muted);
}

@media (max-width: 768px) {
  .topbar {
    position: static;
  }
}