:root {
  --bg: #0d1a0d;
  --panel: #152615;
  --panel-elevated: #1f331f;
  --border: #294129;
  --text: #e8f5e8;
  --muted: #9ca39c;
  --accent: #52e619;
  --accent-soft: rgba(82, 230, 25, 0.16);
  --warning: #d2a437;
  --danger: #dc5f5f;
  --good: #52e619;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.28);
  --mono: "JetBrains Mono", "IBM Plex Mono", monospace;
  --sans: Inter, system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--sans);
  background: radial-gradient(circle at top, #173417, var(--bg) 40%);
  color: var(--text);
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  max-width: 1600px;
  margin: 0 auto;
  padding: 24px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: end;
  margin-bottom: 24px;
}

.topbar h1,
.card h2 {
  margin: 0;
  font-size: 1.5rem;
}

.eyebrow {
  margin: 0 0 6px;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.topbar-actions {
  display: flex;
  gap: 12px;
  align-items: end;
  flex-wrap: wrap;
}

label {
  display: grid;
  gap: 6px;
  font-size: 0.86rem;
  color: var(--muted);
}

input,
select {
  background: #102010;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}

button {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  cursor: pointer;
  color: var(--text);
  background: var(--panel-elevated);
}

button.primary {
  background: linear-gradient(180deg, #5cf01f, #3ec40a);
  color: #071107;
  font-weight: 700;
  border-color: #68ff2d;
}

button.secondary {
  background: transparent;
}

.workspace-grid {
  display: grid;
  grid-template-columns: 300px minmax(520px, 1fr) 360px;
  gap: 20px;
}

.stack-gap {
  display: grid;
  gap: 20px;
}

.card {
  background: rgba(21, 38, 21, 0.88);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.card.emphasis {
  background: rgba(31, 51, 31, 0.94);
}

.card-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.inline-metrics {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.field-grid,
.target-grid {
  display: grid;
  gap: 10px;
}

.field-grid.compact,
.target-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.nutrient-field,
.water-field {
  display: grid;
  gap: 5px;
}

.nutrient-field span,
.water-field span {
  color: var(--text);
  font-size: 0.85rem;
}

.fertilizer-list {
  display: grid;
  gap: 10px;
}

.fertilizer-item {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.02);
  display: grid;
  gap: 6px;
}

.fertilizer-item header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.fertilizer-meta,
.small-note,
.table-note {
  color: var(--muted);
  font-size: 0.78rem;
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.table-wrap th,
.table-wrap td {
  padding: 10px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  text-align: left;
}

.table-wrap td.mono,
.summary-metric strong,
.delta-value,
.advanced-grid strong {
  font-family: var(--mono);
}

.summary-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.summary-metric {
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
}

.summary-metric strong {
  display: block;
  margin-top: 6px;
  font-size: 1.15rem;
  color: var(--text);
}

.comparison-bars {
  display: grid;
  gap: 10px;
}

.bar-row {
  display: grid;
  gap: 4px;
}

.bar-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.84rem;
}

.bar-track {
  width: 100%;
  height: 10px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  overflow: hidden;
}

.bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #2aa90c, var(--accent));
  border-radius: inherit;
}

.bar-fill.bad {
  background: linear-gradient(90deg, #a33d3d, var(--danger));
}

.quality-badge {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.84rem;
}

.warning-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.warning-list li {
  border-left: 3px solid var(--warning);
  padding: 10px 12px;
  background: rgba(210, 164, 55, 0.08);
  border-radius: 10px;
}

.warning-list li.good {
  border-left-color: var(--good);
  background: var(--accent-soft);
}

.advanced-panel {
  margin-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding-top: 16px;
}

.advanced-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.hidden {
  display: none !important;
}

@media (max-width: 1280px) {
  .workspace-grid {
    grid-template-columns: 1fr;
  }
}