:root {
  color-scheme: light dark;
  --bg: #f8faf7;
  --surface: #ffffff;
  --text: #17211d;
  --muted: #66736d;
  --line: #dce4df;
  --green: #087a52;
  --green-soft: #e3f4eb;
  --blue: #245f9e;
  --amber: #b86400;
  --red: #b42318;
  --shadow: 0 16px 42px rgba(23, 33, 29, 0.08);
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #101513;
  --surface: #18201d;
  --text: #edf5f1;
  --muted: #a2b0ab;
  --line: #2d3935;
  --green: #4ade98;
  --green-soft: #173629;
  --blue: #79b8f2;
  --amber: #ffc078;
  --red: #ff8787;
  --shadow: 0 16px 42px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.45;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(8, 122, 82, 0.08), transparent 300px);
}

h1,
h2,
h3,
p,
figure {
  margin: 0;
}

.appbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px max(18px, env(safe-area-inset-left)) 12px;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.appbar p,
.kicker {
  color: var(--green);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  font-size: 20px;
  letter-spacing: 0;
}

h2 {
  max-width: 760px;
  font-size: 32px;
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  font-size: 17px;
}

.icon-button {
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
  font-weight: 850;
}

main {
  width: min(1100px, 100%);
  margin: 0 auto;
  padding: 18px 18px 96px;
}

.section {
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 84px;
}

.snapshot {
  display: grid;
  gap: 15px;
  padding-top: 22px;
}

.lead,
figcaption,
.compare-head span,
.notes p,
.downloads summary {
  color: var(--muted);
}

.headline-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 6px;
}

.metric-card {
  min-width: 0;
  min-height: 126px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--surface) 94%, var(--green-soft)), var(--surface));
  box-shadow: var(--shadow);
}

.metric-card.primary {
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--green) 16%, var(--surface)), var(--surface) 62%);
  border-color: color-mix(in srgb, var(--green) 30%, var(--line));
}

.headline-metrics span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 750;
}

.headline-metrics strong {
  display: block;
  margin-top: 10px;
  font-size: clamp(22px, 7vw, 34px);
  line-height: 1;
  overflow-wrap: anywhere;
}

.headline-metrics small {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
}

.mini-breakdown {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.mini-breakdown div {
  min-width: 0;
}

.mini-breakdown span {
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.mini-breakdown strong {
  margin-top: 2px;
  font-size: 13px;
  line-height: 1.1;
}

.section-title {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}

.chart-toolbar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
  margin-bottom: 18px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 72%, var(--bg));
}

.chart-toolbar button {
  min-height: 40px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  font-weight: 850;
}

.chart-toolbar button.active {
  background: var(--green);
  color: var(--surface);
}

.trajectory {
  position: relative;
  overflow-x: auto;
  padding: 8px 0 0;
}

.trajectory svg {
  display: block;
  width: 100%;
  min-width: 620px;
  height: auto;
}

.gridline {
  fill: none;
  stroke: var(--line);
  stroke-width: 2;
}

.gridline.faint {
  opacity: 0.75;
}

.area {
  fill: color-mix(in srgb, var(--green) 16%, transparent);
}

.line {
  fill: none;
  stroke: var(--green);
  stroke-width: 7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.axis,
.point text {
  fill: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.point circle {
  fill: var(--surface);
  stroke: var(--green);
  stroke-width: 5;
}

.point {
  cursor: pointer;
}

.point .hit {
  fill: transparent;
  stroke: transparent;
  stroke-width: 0;
}

.point.active circle:not(.hit) {
  fill: var(--green);
  stroke: var(--text);
}

.point.best circle {
  fill: var(--green);
}

.point.dip circle {
  stroke: var(--amber);
}

.point.partial circle,
.point.muted circle {
  stroke: var(--muted);
}

.tag {
  fill: var(--text);
  font-size: 15px;
  font-weight: 850;
}

.dip-tag {
  fill: var(--amber);
}

figcaption {
  margin-top: 10px;
  font-size: 14px;
}

.chart-tooltip {
  position: absolute;
  z-index: 4;
  width: 190px;
  padding: 10px 12px;
  border: 1px solid color-mix(in srgb, var(--green) 28%, var(--line));
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow);
  pointer-events: none;
  transform: translateY(-100%);
}

.chart-tooltip strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
}

.chart-tooltip dl {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3px 10px;
  margin: 0;
  font-size: 12px;
}

.chart-tooltip dt {
  color: var(--muted);
}

.chart-tooltip dd {
  margin: 0;
  font-weight: 850;
}

.comparison {
  display: grid;
  gap: 28px;
}

.compare-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 8px;
}

.rank-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rank-list li {
  display: grid;
  grid-template-columns: minmax(88px, 1fr) minmax(90px, 1.3fr) auto;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.rank-list span {
  font-weight: 750;
}

.rank-list strong {
  text-align: right;
  font-size: 14px;
}

meter {
  width: 100%;
  height: 10px;
}

meter::-webkit-meter-bar {
  background: color-mix(in srgb, var(--green) 12%, var(--line));
  border: 0;
  border-radius: 999px;
}

meter::-webkit-meter-optimum-value {
  background: var(--green);
  border-radius: 999px;
}

meter::-moz-meter-bar {
  background: var(--green);
  border-radius: 999px;
}

.notes {
  display: grid;
  gap: 14px;
}

.notes p {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.notes strong {
  color: var(--text);
}

.downloads {
  margin-top: 24px;
  border-top: 1px solid var(--line);
}

.downloads summary {
  cursor: pointer;
  padding: 16px 0;
  font-weight: 850;
}

.downloads div {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-bottom: 8px;
}

.downloads a {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
}

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding: 8px max(8px, env(safe-area-inset-left)) max(8px, env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 92%, transparent);
  backdrop-filter: blur(14px);
}

.bottom-nav a {
  min-height: 44px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  text-decoration: none;
}

.bottom-nav a.active {
  background: var(--green);
  color: var(--surface);
}

@media (min-width: 760px) {
  .appbar {
    padding-inline: 32px;
  }

  main {
    padding: 34px 32px 112px;
  }

  h1 {
    font-size: 23px;
  }

  h2 {
    font-size: 46px;
  }

  .snapshot {
    grid-template-columns: 1.05fr 1fr;
    align-items: end;
  }

  .snapshot .kicker,
  .snapshot h2,
  .snapshot .lead {
    grid-column: 1;
  }

  .headline-metrics {
    grid-column: 2;
    grid-row: 1 / span 3;
  }

  .section-title {
    grid-template-columns: 1fr minmax(280px, 380px);
    align-items: end;
  }

  .chart-toolbar {
    max-width: 430px;
  }

  .comparison {
    grid-template-columns: 1fr 1fr;
  }

  .bottom-nav {
    left: 50%;
    right: auto;
    bottom: 18px;
    width: min(560px, calc(100% - 36px));
    transform: translateX(-50%);
    border: 1px solid var(--line);
    border-radius: 999px;
    box-shadow: var(--shadow);
  }
}