:root {
  --bg0: oklch(0.22 0.025 240);
  --bg1: oklch(0.28 0.03 235);
  --panel: oklch(0.32 0.028 235);
  --ink: oklch(0.94 0.012 90);
  --muted: oklch(0.72 0.02 230);
  --line: oklch(0.45 0.02 230);
  --accent: oklch(0.72 0.12 175);
  --ok: oklch(0.72 0.12 175);
  --mid: oklch(0.78 0.12 75);
  --bad: oklch(0.68 0.16 25);
  --info: oklch(0.72 0.08 230);
  --display: "Source Serif 4", Georgia, serif;
  --sans: "Outfit", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --max: 1080px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  min-height: 100vh;
  max-width: 100%;
  overflow-x: hidden;
  color: var(--ink);
  font-family: var(--sans);
  background:
    radial-gradient(1200px 600px at 10% -10%, oklch(0.35 0.06 200 / 0.55), transparent 55%),
    radial-gradient(900px 500px at 90% 5%, oklch(0.34 0.05 160 / 0.4), transparent 50%),
    linear-gradient(180deg, var(--bg1), var(--bg0) 40%, oklch(0.18 0.02 240));
  line-height: 1.5;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index: 0;
}

.top, main, footer {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: 1rem;
  box-sizing: border-box;
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0 0.5rem;
}

.brand {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.nav {
  display: flex;
  gap: 1.1rem;
  font-size: 0.85rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav a:hover { color: var(--ink); }

.hero {
  position: relative;
  padding: 4.5rem 0 3.5rem;
  overflow: hidden;
  animation: rise 0.7s ease both;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero h1 {
  margin: 0;
  max-width: 14ch;
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.lede {
  margin: 1.25rem 0 0;
  max-width: 38rem;
  font-size: 1.15rem;
  color: var(--muted);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 1.15rem;
  border: 1px solid var(--accent);
  background: oklch(0.72 0.12 175 / 0.12);
  color: var(--ink);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  font-family: var(--sans);
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn:hover {
  background: oklch(0.72 0.12 175 / 0.22);
  transform: translateY(-1px);
}

.btn-ghost {
  border-color: var(--line);
  background: transparent;
  color: var(--muted);
}

.btn-ghost:hover {
  color: var(--ink);
  border-color: var(--muted);
  background: oklch(0.34 0.03 235 / 0.4);
}

.meta {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
}

.hero-wash {
  position: absolute;
  right: 0;
  top: 10%;
  width: min(420px, 45vw);
  height: min(420px, 45vw);
  max-width: 100%;
  border-radius: 50%;
  background: radial-gradient(circle, oklch(0.55 0.1 175 / 0.18), transparent 70%);
  filter: blur(8px);
  animation: pulse 8s ease-in-out infinite;
  pointer-events: none;
}

.verdict {
  padding: 2rem 0 1rem;
  animation: rise 0.8s 0.1s ease both;
}

.verdict h2,
.panel-head h2,
.split h2,
.abstract h2,
.insights h2 {
  margin: 0 0 0.75rem;
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 600;
}

.insights .panel-head p {
  margin: 0;
  max-width: 40rem;
  color: var(--muted);
}

.insights-body {
  margin-top: 1.5rem;
  display: grid;
  gap: 1.15rem;
  max-width: 46rem;
}

.insight {
  padding: 1.1rem 0 0;
  border-top: 1px solid var(--line);
}

.insight h3 {
  margin: 0 0 0.45rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.insight p {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.6;
  color: oklch(0.86 0.015 90);
}

.insight strong {
  color: var(--ink);
  font-weight: 600;
}

.abstract .panel-head h2 {
  max-width: 28ch;
  font-size: clamp(1.45rem, 3.2vw, 1.85rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.abstract-body {
  margin-top: 1.35rem;
  max-width: 42rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.abstract-body p {
  margin: 0 0 1rem;
  font-family: var(--display);
  font-size: 1.08rem;
  line-height: 1.65;
  color: oklch(0.86 0.015 90);
}

.abstract-body p:last-child {
  margin-bottom: 0;
}

.verdict-text {
  margin: 0;
  max-width: 48rem;
  font-size: 1.05rem;
  color: var(--muted);
}

.verdict-text a {
  color: var(--accent);
  text-decoration: none;
}

.verdict-text a:hover { text-decoration: underline; }

.verdict-text strong { color: var(--ink); font-weight: 600; }
.verdict-text em { color: var(--accent); font-style: normal; font-weight: 500; }

.raw-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.25rem;
}

.raw-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.raw-tab {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.raw-tab:hover { color: var(--ink); }

.raw-tab.is-active {
  color: var(--ink);
  border-color: var(--accent);
  background: oklch(0.72 0.12 175 / 0.12);
}

.raw-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.raw-meta {
  margin: 0.85rem 0 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
}

.raw-secondary {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.raw-secondary h3 {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.panel-head-note {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.raw-secondary .btn {
  margin-top: 0.85rem;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.stat {
  padding: 1rem 1rem 0.9rem;
  border-top: 2px solid var(--line);
  background: linear-gradient(180deg, oklch(0.34 0.03 235 / 0.55), transparent);
}

.stat-k {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.stat-v {
  margin-top: 0.35rem;
  font-family: var(--display);
  font-size: 2.1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.stat-v.ok { color: var(--ok); }
.stat-v.mid { color: var(--mid); }
.stat-v.bad { color: var(--bad); }

.panel {
  padding: 2.5rem 0 1rem;
}

.panel-head p {
  margin: 0;
  color: var(--muted);
  max-width: 40rem;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

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

.chart-card {
  margin: 0;
  min-width: 0;
  max-width: 100%;
  padding: 1rem 1rem 0.75rem;
  background: oklch(0.3 0.025 235 / 0.75);
  border: 1px solid oklch(0.42 0.02 230 / 0.55);
  overflow: hidden;
}

.chart-card.wide {
  margin-top: 1rem;
}

.chart-box {
  position: relative;
  width: 100%;
  height: 220px;
}

.chart-box--sm {
  height: 200px;
}

.chart-box--lg {
  height: 260px;
}

.chart-box canvas {
  display: block;
}

.chart-card figcaption {
  margin: 0 0 0.65rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
}

.table-wrap {
  margin-top: 1.25rem;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid oklch(0.42 0.02 230 / 0.55);
  background: oklch(0.3 0.025 235 / 0.75);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  font-variant-numeric: tabular-nums;
}

th, td {
  padding: 0.7rem 0.85rem;
  text-align: left;
  border-bottom: 1px solid oklch(0.42 0.02 230 / 0.4);
  white-space: nowrap;
}

th {
  font-family: var(--mono);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  background: oklch(0.28 0.025 235);
}

tr:last-child td { border-bottom: none; }
tr.row-bad td { color: var(--bad); }
tr.row-bad td:first-child { font-weight: 600; }

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.9fr);
  gap: 1.5rem;
  padding-bottom: 3rem;
}

.note {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.note h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  font-weight: 600;
}

.note p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.caveats {
  padding: 1.25rem;
  background: oklch(0.3 0.025 235 / 0.8);
  border: 1px solid oklch(0.42 0.02 230 / 0.55);
  align-self: start;
}

.caveats h3 {
  margin: 0 0 0.75rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mid);
}

.caveats ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.caveats li { margin-bottom: 0.35rem; }

.next {
  margin: 1rem 0 0;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
  color: var(--ink);
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

footer strong {
  display: block;
  color: var(--ink);
  font-weight: 600;
}

.foot-links {
  display: flex;
  gap: 1rem;
}

.foot-links a {
  color: var(--accent);
  text-decoration: none;
}

.foot-links a:hover { text-decoration: underline; }

@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 0.7; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

@media (max-width: 1100px) {
  .chart-grid.three {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .stat-row {
    grid-template-columns: 1fr 1fr;
  }

  .chart-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .nav { display: none; }

  .hero { padding-top: 3rem; }
}

@media (max-width: 520px) {
  .stat-row {
    grid-template-columns: 1fr;
  }

  .stat-v {
    font-size: 1.75rem;
  }

  .top, main, footer {
    padding-inline: 0.85rem;
  }
}