:root {
  --bg: #eef3ef;
  --surface: #ffffff;
  --surface-2: #f7faf8;
  --ink: #12201a;
  --muted: #66736b;
  --line: #dfe7e1;
  --primary: #0f766e;
  --primary-dark: #115e59;
  --accent: #2f855a;
  --warning: #b7791f;
  --danger: #b91c1c;
  --blue: #2563eb;
  --purple: #6d28d9;
  --shadow: 0 18px 50px rgba(20, 55, 40, 0.12);
  color-scheme: light;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(16, 185, 129, 0.18), transparent 34rem),
    linear-gradient(180deg, #f8fbf9 0%, var(--bg) 100%);
  color: var(--ink);
}

button,
input,
select {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: var(--surface);
  color: var(--ink);
  padding: 0.75rem 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition:
    transform 140ms ease,
    border-color 140ms ease,
    background 140ms ease,
    color 140ms ease;
}

button:hover {
  transform: translateY(-1px);
  border-color: rgba(15, 118, 110, 0.45);
}

button.primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

button.primary:hover {
  background: var(--primary-dark);
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: #ffffff;
  color: var(--ink);
  padding: 0.7rem 0.75rem;
  outline: none;
}

input:focus,
select:focus {
  border-color: rgba(15, 118, 110, 0.65);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

input[type="range"] {
  padding: 0;
  accent-color: var(--primary);
}

label {
  display: block;
  margin: 1rem 0 0.4rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.site-header {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: flex-end;
  padding: 2.4rem clamp(1rem, 4vw, 3rem) 1.25rem;
  max-width: 1680px;
  margin: 0 auto;
}

.site-header h1 {
  margin: 0.15rem 0 0.45rem;
  font-size: clamp(2rem, 4vw, 4rem);
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.site-header p {
  max-width: 780px;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.eyebrow {
  margin: 0 0 0.35rem;
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.header-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: flex-end;
}

.header-badges span,
.pill {
  border: 1px solid rgba(15, 118, 110, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.75);
  color: var(--primary-dark);
  padding: 0.42rem 0.7rem;
  font-size: 0.76rem;
  font-weight: 800;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(300px, 410px) minmax(0, 1fr);
  gap: 1.25rem;
  width: min(1680px, calc(100% - 2rem));
  margin: 0 auto 2rem;
  align-items: start;
}

.control-panel {
  position: sticky;
  top: 1rem;
  display: grid;
  gap: 1rem;
}

.panel-card,
.chart-card,
.data-card,
.metadata-card,
.interpretation-card,
.metric-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(200, 215, 204, 0.82);
  border-radius: 1.25rem;
  box-shadow: var(--shadow);
}

.panel-card {
  padding: 1.2rem;
}

.panel-card.compact p,
.hint {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.section-heading h2,
.card-header h2,
.interpretation-card h3 {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.two-col-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.range-label {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
}

.range-label span {
  color: var(--ink);
  font-weight: 900;
}

.scenario-card {
  margin: 0.8rem 0 0.4rem;
  padding: 1rem;
  border: 1px solid rgba(15, 118, 110, 0.16);
  border-radius: 1rem;
  background: linear-gradient(180deg, rgba(15, 118, 110, 0.07), rgba(255, 255, 255, 0.72));
}

.scenario-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
}

.scenario-card p {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

.scenario-card strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--primary-dark);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.button-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 0.55rem;
  margin-top: 1rem;
}

.downloads {
  display: grid;
  gap: 0.55rem;
}

.downloads .section-heading {
  margin-bottom: 0.4rem;
}

.dashboard {
  display: grid;
  gap: 1rem;
  min-width: 0;
}

.status-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 2.3rem;
  padding: 0 0.15rem;
}

.status-row p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(135px, 1fr));
  gap: 0.75rem;
}

.metric-card {
  padding: 1rem;
  box-shadow: none;
}

.metric-card span,
.metric-card small {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-card strong {
  display: block;
  margin: 0.3rem 0 0.15rem;
  font-size: clamp(1.35rem, 2vw, 2.05rem);
  letter-spacing: -0.05em;
}

.metric-card small {
  color: var(--primary-dark);
  font-size: 0.7rem;
}

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

.chart-card,
.data-card,
.metadata-card,
.interpretation-card {
  padding: 1rem;
}

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

.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.chart {
  min-height: 260px;
}

.chart svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.grid-line {
  stroke: #e4ebe6;
  stroke-width: 1;
}

.axis-line {
  stroke: #9aa79f;
  stroke-width: 1;
}

.axis-label {
  fill: #67756c;
  font-size: 12px;
  font-weight: 700;
}

.axis-title {
  fill: #2b3d34;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.area {
  stroke-width: 1.5;
}

.area-nymph {
  fill: rgba(100, 116, 139, 0.35);
  stroke: rgb(100, 116, 139);
}

.area-apterous {
  fill: rgba(15, 118, 110, 0.42);
  stroke: rgb(15, 118, 110);
}

.area-alate {
  fill: rgba(37, 99, 235, 0.28);
  stroke: rgb(37, 99, 235);
}

.line {
  fill: none;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.line-plant {
  stroke: var(--accent);
}

.line-water {
  stroke: var(--blue);
  stroke-dasharray: 7 6;
}

.line-temp {
  stroke: var(--warning);
}

.line-births {
  stroke: var(--primary);
}

.line-mortality {
  stroke: var(--danger);
}

.line-emigration {
  stroke: var(--purple);
  stroke-dasharray: 8 6;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  align-items: center;
  margin-top: 0.2rem;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
}

.legend span {
  display: inline-block;
  width: 0.78rem;
  height: 0.78rem;
  margin-right: -0.55rem;
  border-radius: 999px;
}

.legend-nymph {
  background: rgb(100, 116, 139);
}

.legend-apterous,
.legend-plant,
.legend-births {
  background: var(--primary);
}

.legend-alate,
.legend-water {
  background: var(--blue);
}

.legend-temp {
  background: var(--warning);
}

.legend-mortality {
  background: var(--danger);
}

.legend-emigration {
  background: var(--purple);
}

.interpretation-card {
  box-shadow: none;
  background: #fcfdfb;
}

.interpretation-card p {
  margin: 0.5rem 0 0.7rem;
  color: var(--muted);
  line-height: 1.55;
}

.interpretation-card ul {
  margin: 0;
  padding-left: 1.15rem;
  color: #2b3d34;
  line-height: 1.55;
}

.table-wrap {
  max-height: 520px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 1rem;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 1120px;
  background: #ffffff;
}

th,
td {
  padding: 0.65rem 0.7rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 0.82rem;
}

th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #11382f;
  color: #ffffff;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

td {
  color: #26372f;
}

tbody tr:nth-child(even) {
  background: #f8fbf9;
}

.metadata-card dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin: 0;
}

.metadata-card div div,
.metadata-card dl > div {
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  padding: 0.8rem;
  background: var(--surface-2);
}

.metadata-card dt {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metadata-card dd {
  margin: 0.25rem 0 0;
  overflow-wrap: anywhere;
  font-weight: 750;
}

@media (max-width: 1180px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .header-badges {
    justify-content: flex-start;
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .control-panel {
    position: static;
  }

  .metrics-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 780px) {
  .app-shell {
    width: min(100% - 1rem, 1680px);
  }

  .site-header {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .chart-grid,
  .metrics-grid,
  .metadata-card dl {
    grid-template-columns: 1fr;
  }

  .two-col-controls,
  .button-grid {
    grid-template-columns: 1fr;
  }
}