:root {
  color-scheme: light;
  --ink: #1c211d;
  --muted: #667062;
  --paper: #f6f3eb;
  --panel: #fffdf8;
  --line: #d8d0c2;
  --field: #f9f7f1;
  --green: #246b48;
  --green-dark: #173e2b;
  --clay: #a85f3d;
  --gold: #d79d2f;
  --red: #a33d34;
  --shadow: 0 24px 70px rgba(44, 35, 24, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background:
    linear-gradient(90deg, rgba(36, 107, 72, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(36, 107, 72, 0.06) 1px, transparent 1px),
    var(--paper);
  background-size: 44px 44px;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
}

button,
input {
  font: inherit;
}

.shell {
  width: min(72rem, calc(100vw - 32px));
  margin: 0 auto;
}

.masthead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 24px;
  align-items: stretch;
  padding: 28px;
  border: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.86);
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--clay);
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 12px;
  font-size: clamp(42px, 6vw, 82px);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: 24px;
  line-height: 1.1;
}

h3 {
  margin-bottom: 12px;
  font-size: 16px;
}

.lede {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.55;
}

.decision-card,
.panel {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.decision-card {
  display: grid;
  align-content: center;
  min-height: 190px;
  padding: 24px;
  background: var(--green-dark);
  color: #fff8ea;
}

.decision-card .label {
  color: #d5c8aa;
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.decision-card strong {
  margin: 10px 0 8px;
  font-size: 34px;
  line-height: 1;
}

.decision-card span:last-child {
  color: #f2d18b;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(360px, 0.55fr);
  gap: 20px;
  margin-top: 20px;
}

.config-panel {
  margin-top: 20px;
}

.config-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
}

.results-intro {
  margin-top: 28px;
  padding: 0 2px;
}

.results-intro h2 {
  max-width: 680px;
}

.model-panel {
  margin-top: 20px;
}

.warning-panel {
  margin-top: 20px;
}

.warning-card {
  border: 1px solid #d89a45;
  background: #fff4df;
  box-shadow: var(--shadow);
  padding: 18px 22px;
}

.warning-card.ok {
  border-color: rgba(36, 107, 72, 0.35);
  background: #edf6ed;
}

.warning-card strong {
  display: block;
  font-family: "Trebuchet MS", Verdana, sans-serif;
}

.warning-card ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 20px;
  color: var(--ink);
}

.option-detail-panel {
  margin-top: 20px;
}

.panel {
  padding: 22px;
}

.panel-head {
  display: flex;
  gap: 16px;
  align-items: start;
  justify-content: space-between;
  margin-bottom: 18px;
}

.pill,
.ghost-button {
  border: 1px solid var(--line);
  background: #f4ecdc;
  color: var(--green-dark);
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.pill {
  display: inline-flex;
  padding: 9px 12px;
  white-space: nowrap;
}

.ghost-button {
  cursor: pointer;
  padding: 9px 14px;
}

.ghost-button:hover {
  background: var(--green-dark);
  color: #fff8ea;
}

.detail-head {
  align-items: center;
}

.option-tabs {
  display: inline-flex;
  border: 1px solid var(--line);
  background: #f4ecdc;
  padding: 4px;
}

.option-tab {
  cursor: pointer;
  border: 0;
  background: transparent;
  color: var(--green-dark);
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
  font-weight: 800;
  padding: 9px 12px;
  text-transform: uppercase;
}

.option-tab.active {
  background: var(--green-dark);
  color: #fff8ea;
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.option-card {
  border: 1px solid var(--line);
  background: var(--field);
  padding: 18px;
}

.option-card.best {
  border-color: var(--green);
  box-shadow: inset 0 0 0 2px rgba(36, 107, 72, 0.18);
}

.option-card h3 {
  margin-bottom: 16px;
  font-size: 22px;
}

.metric-stack {
  display: grid;
  gap: 12px;
}

.metric {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid rgba(216, 208, 194, 0.8);
  padding-bottom: 8px;
}

.metric span {
  color: var(--muted);
}

.metric strong {
  text-align: right;
  font-family: "Trebuchet MS", Verdana, sans-serif;
}

.profit.negative {
  color: var(--red);
}

.profit.positive {
  color: var(--green);
}

.bars {
  display: grid;
  gap: 18px;
}

.bar-set h3 {
  margin-bottom: 10px;
}

.stacked-bar {
  display: flex;
  overflow: hidden;
  height: 22px;
  border: 1px solid var(--line);
  background: #eee5d5;
}

.bar-purchase {
  background: var(--green);
}

.bar-feed {
  background: var(--gold);
}

.bar-processing {
  background: var(--clay);
}

.bar-other {
  background: #7a7568;
}

.bar-legend {
  display: grid;
  gap: 7px;
  margin-top: 10px;
  color: var(--muted);
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
}

.option-detail {
  display: grid;
  gap: 18px;
}

.detail-summary {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
  gap: 18px;
  align-items: stretch;
}

.detail-summary h3 {
  margin-bottom: 10px;
  font-size: 32px;
  line-height: 1;
}

.detail-copy {
  max-width: 580px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.5;
}

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

.detail-stat {
  display: grid;
  align-content: space-between;
  min-height: 112px;
  border: 1px solid var(--line);
  background: var(--field);
  padding: 16px;
}

.detail-stat span,
.detail-row span,
.detail-cost-legend span {
  color: var(--muted);
}

.detail-stat span {
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.detail-stat strong {
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 24px;
  line-height: 1;
}

.detail-stat.negative strong {
  color: var(--red);
}

.detail-stat.positive strong {
  color: var(--green);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.detail-card {
  border: 1px solid var(--line);
  background: var(--field);
  padding: 18px;
}

.detail-card h4 {
  margin: 0 0 14px;
  font-size: 18px;
}

.detail-card-wide {
  grid-column: 1 / -1;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid rgba(216, 208, 194, 0.8);
  padding: 9px 0;
}

.detail-row:last-child {
  border-bottom: 0;
}

.detail-row strong {
  text-align: right;
  font-family: "Trebuchet MS", Verdana, sans-serif;
}

.detail-cost-bar {
  display: flex;
  overflow: hidden;
  height: 30px;
  border: 1px solid var(--line);
  background: #eee5d5;
}

.detail-cost-legend {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
}

.detail-cost-legend span {
  display: grid;
  gap: 4px;
}

.detail-cost-legend strong {
  color: var(--ink);
}

.input-section {
  border-top: 1px solid var(--line);
  padding: 20px 0 0;
  margin-top: 16px;
}

.input-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

input {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--field);
  color: var(--ink);
  padding: 11px 14px 11px 20px;
}

input:focus {
  outline: 2px solid rgba(36, 107, 72, 0.35);
  outline-offset: 1px;
}

.mini-table {
  display: grid;
  gap: 12px;
}

.mini-row {
  display: grid;
  grid-template-columns: 1fr 88px 104px 92px;
  gap: 10px;
  align-items: center;
}

.mini-head {
  color: var(--muted);
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--field);
}

th,
td {
  border-bottom: 1px solid var(--line);
  padding: 10px 12px;
  text-align: right;
  white-space: nowrap;
}

th:first-child,
td:first-child {
  text-align: left;
}

th {
  position: sticky;
  top: 0;
  background: var(--green-dark);
  color: #fff8ea;
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
  text-transform: uppercase;
}

td {
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 14px;
}

td:first-child {
  color: var(--muted);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 15px;
}

.sensitivity-panel {
  margin-top: 20px;
}

.sensitivity-grid,
.scenario-grid {
  display: grid;
  gap: 18px;
}

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

.sensitivity-card {
  border: 1px solid var(--line);
  overflow: auto;
}

.sensitivity-card h3 {
  margin: 0;
  padding: 12px;
  background: #f4ecdc;
}

.scenario-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.scenario-summary-card {
  display: grid;
  gap: 7px;
  min-height: 132px;
  border: 1px solid var(--line);
  background: var(--field);
  padding: 16px;
}

.scenario-summary-card span,
.scenario-summary-card small {
  color: var(--muted);
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 12px;
}

.scenario-summary-card span {
  font-weight: 800;
  text-transform: uppercase;
}

.scenario-summary-card strong {
  font-size: 24px;
  line-height: 1;
}

.scenario-summary-card em {
  font-family: "Trebuchet MS", Verdana, sans-serif;
  font-size: 13px;
  font-style: normal;
  font-weight: 800;
}

.scenario-matrix-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
}

.scenario-matrix {
  min-width: 760px;
}

.scenario-matrix th:not(:first-child),
.scenario-matrix td:not(:first-child) {
  text-align: center;
}

.scenario-matrix td:first-child {
  width: 280px;
}

.winner-cell {
  background: rgba(36, 107, 72, 0.1);
  color: var(--green);
  font-weight: 800;
}

.difference-cell {
  font-weight: 800;
}

.status-yearling {
  color: var(--green);
  font-weight: 800;
}

.status-grown {
  color: var(--clay);
  font-weight: 800;
}

@media (max-width: 1100px) {
  .masthead,
  .dashboard-grid,
  .config-grid,
  .detail-summary,
  .detail-grid,
  .sensitivity-grid {
    grid-template-columns: 1fr;
  }

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

  .detail-cost-legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .shell {
    width: min(100vw - 20px, 72rem);
    padding-top: 10px;
  }

  .masthead,
  .panel,
  .decision-card {
    padding: 16px;
  }

  .option-grid,
  .input-grid,
  .detail-stats {
    grid-template-columns: 1fr;
  }

  .mini-row {
    grid-template-columns: 1fr;
  }

  .detail-head,
  .option-tabs {
    align-items: stretch;
    flex-direction: column;
  }

  .detail-cost-legend {
    grid-template-columns: 1fr;
  }
}