:root {
  --bg: #0f0f12;
  --bg-panel: #18181d;
  --bg-input: #222228;
  --border: #2d2d35;
  --text: #e8e8ed;
  --text-muted: #8a8a96;
  --accent: #6c9ef8;
  --accent-dim: #4a7ad4;
  --green: #6bcf7a;
  --orange: #e8a64a;
  --red: #e86a6a;
  --purple: #b88bef;
  --font: 'DM Sans', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 10px;
  --shadow: 0 4px 24px rgba(0,0,0,0.35);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
}

.app {
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-template-rows: auto 1fr;
  grid-template-areas:
    "header header"
    "controls main";
  min-height: 100vh;
}

.header {
  grid-area: header;
  padding: 1.25rem 1.5rem;
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  position: relative;
}

.nav-menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-input);
  color: var(--text);
  cursor: pointer;
  flex-shrink: 0;
}

.nav-menu-btn:hover {
  border-color: var(--accent);
}

.nav-menu-icon {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  box-shadow: 0 -6px 0 currentColor, 0 6px 0 currentColor;
}

.nav-popover {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 220px;
  padding: 0.35rem 0;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 200;
}

.nav-popover[hidden] {
  display: none !important;
}

.nav-popover-link {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
}

.nav-popover-link:hover,
.nav-popover-link:focus {
  background: var(--bg-input);
  outline: none;
}

.nav-popover-link.nav-popover-link--active {
  color: var(--accent);
  font-weight: 600;
}

.header-brand h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  flex: 1;
  min-width: 200px;
}

.subtitle code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--bg-input);
  padding: 0.15em 0.4em;
  border-radius: 4px;
}

.btn-refresh {
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.15s;
}

.btn-refresh:hover {
  background: var(--accent-dim);
}

.btn-secondary {
  padding: 0.4rem 0.75rem;
  background: var(--bg-input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.85rem;
  cursor: pointer;
  margin-top: 0.5rem;
}

.btn-secondary:hover {
  border-color: var(--accent);
}

.config-panel .config-section {
  margin-bottom: 1rem;
}

.config-panel .config-section:last-child {
  margin-bottom: 0;
}

.config-panel h3 {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
}

.config-targets {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.config-target-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.config-target-row label {
  flex: 0 0 85px;
  font-size: 0.85rem;
}

.config-target-row input {
  width: 60px;
  padding: 0.35rem 0.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.config-row {
  margin-bottom: 0.4rem;
}

.config-row label {
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.config-row input[type="number"] {
  width: 56px;
  padding: 0.35rem 0.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

#config-breaks-json {
  width: 100%;
  padding: 0.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  resize: vertical;
  min-height: 100px;
}

.controls {
  grid-area: controls;
  padding: 1rem;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.panel {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.panel h2 {
  margin: 0 0 0.25rem;
  font-size: 1rem;
  font-weight: 600;
}

.hint {
  margin: 0 0 0.75rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.toggles {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toggle-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  padding: 0.35rem 0;
}

.toggle-row input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  cursor: pointer;
}

.toggle-row span {
  flex: 1;
  font-size: 0.95rem;
}

.toggle-row .color-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

.workers-inputs {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.workers-by-section-block {
  padding: 0.75rem;
  background: var(--bg-input);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.workers-section-title {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.workers-section-title .color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.workers-section-inputs {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.worker-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.worker-row label {
  flex: 0 0 100px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.worker-row input {
  width: 80px;
  padding: 0.4rem 0.5rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.9rem;
}

.worker-row input:focus {
  outline: none;
  border-color: var(--accent);
}

.computed-table-wrap {
  position: relative;
  overflow-x: auto;
}

.weekly-summary-link {
  display: inline-block;
  margin-top: 0;
  margin-bottom: 0.75rem;
  text-decoration: none;
}

.weekly-summary-table-wrap {
  max-height: 280px;
  overflow-y: auto;
}

#weekly-table tbody tr.weekly-table-row--current th,
#weekly-table tbody tr.weekly-table-row--current td {
  color: rgb(138, 138, 150);
}

/* Fixed so horizontal scroll on the table does not clip the popover */
.orders-popover.chart-popover {
  position: fixed;
  pointer-events: none;
  z-index: 20;
}

.raw-table-wrap {
  overflow-x: auto;
  max-height: 800px;
  overflow-y: auto;
}

.computed-table,
.raw-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.computed-table th,
.computed-table td,
.raw-table th,
.raw-table td {
  padding: 0.4rem 0.6rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.computed-table th,
.raw-table th {
  color: var(--text-muted);
  font-weight: 500;
  position: sticky;
  top: 0;
  background: var(--bg);
}

.computed-table th small {
  font-weight: 400;
  opacity: 0.85;
}

.raw-table th {
  white-space: nowrap;
}

.computed-table td.completion-col {
  color: #a8a8b8;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.computed-table th.section-light-col,
.computed-table td.section-light-col {
  background: rgba(255, 255, 255, 0.03);
}

.computed-table td {
  font-family: var(--font-mono);
}

.computed-table td.above-target {
  color: var(--green);
  font-weight: 500;
}

.computed-table td.below-target {
  color: var(--red);
  font-weight: 500;
}

.computed-table td.below-daily-threshold {
  color: var(--text-muted);
}

.computed-table td.completion-excluded {
  color: var(--text-muted);
  font-style: italic;
}

.computed-table tfoot tr {
  border-top: 2px solid var(--border);
  background: var(--bg-input);
}

.computed-table tfoot th {
  color: var(--text-muted);
  font-weight: 600;
  padding: 0.5rem 0.6rem;
}

.orders-forecast {
  margin-top: 0.75rem;
  padding: 0.6rem 0.75rem;
  background: var(--bg-input);
  border-radius: 6px;
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  text-align: left;
}
.orders-forecast strong {
  color: var(--text);
}

.raw-table tbody tr:hover {
  background: var(--bg-input);
}

.main {
  grid-area: main;
  padding: 1.5rem;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.date-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: -0.5rem;
}

.date-arrow {
  width: 40px;
  height: 40px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 1.25rem;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.date-arrow:hover:not(:disabled) {
  background: var(--bg-input);
  border-color: var(--accent);
}

.date-arrow:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.date-display {
  font-size: 1.25rem;
  font-weight: 600;
  min-width: 180px;
}

.chart-wrap {
  position: relative;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  min-height: 360px;
  box-shadow: var(--shadow);
}

.chart-popover {
  position: absolute;
  pointer-events: none;
  z-index: 10;
  padding: 0.6rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  font-size: 0.875rem;
  line-height: 1.5;
  min-width: 200px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.1s ease, visibility 0.1s ease;
}

.chart-popover.is-visible {
  opacity: 1;
  visibility: visible;
}

.chart-popover .chart-popover-title {
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.35rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border);
}

.chart-popover .chart-popover-rows {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.chart-popover .chart-popover-row {
  color: var(--text);
}

#chart {
  width: 100% !important;
  height: 340px !important;
}

.data-section h2 {
  margin: 0 0 0.25rem;
  font-size: 1.1rem;
}

.data-section .hint {
  margin-bottom: 0.75rem;
}

.empty-state {
  color: var(--text-muted);
  text-align: center;
  padding: 2rem;
}

.error-state {
  color: var(--red);
  padding: 1rem;
  background: rgba(232, 106, 106, 0.1);
  border-radius: var(--radius);
}

@media (max-width: 900px) {
  .app {
    grid-template-columns: 1fr;
    grid-template-areas:
      "header"
      "main"
      "controls";
  }

  .controls {
    border-right: none;
    border-top: 1px solid var(--border);
  }
}