:root {
  --bg-top: #07111f;
  --bg-bottom: #0d1728;
  --surface: rgba(12, 18, 31, 0.82);
  --surface-strong: rgba(19, 27, 45, 0.94);
  --border: rgba(122, 215, 255, 0.16);
  --text: #edf3ff;
  --muted: #9dafcf;
  --accent: #7ad7ff;
  --accent-soft: rgba(122, 215, 255, 0.12);
  --shadow: 0 20px 50px rgba(2, 8, 18, 0.42);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Space Grotesk", sans-serif;
  background:
    radial-gradient(circle at 0% 0%, rgba(255, 160, 122, 0.18), transparent 18%),
    radial-gradient(circle at 100% 10%, rgba(91, 192, 255, 0.18), transparent 22%),
    radial-gradient(circle at 50% 100%, rgba(123, 97, 255, 0.12), transparent 28%),
    linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
}

.page-shell {
  width: min(1380px, calc(100vw - 28px));
  margin: 0 auto;
  padding: 22px 0 40px;
}

.hero {
  padding: 12px 10px 4px;
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 0.96;
}

.hero-copy {
  max-width: 820px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

.toolbar,
.plot-card,
.meta-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.toolbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  margin: 16px 0;
  padding: 14px 16px;
  flex-wrap: wrap;
}

button {
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid rgba(15, 125, 179, 0.16);
  border-radius: 999px;
  background: var(--surface-strong);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease;
}

button:hover {
  transform: translateY(-1px);
  border-color: rgba(122, 215, 255, 0.36);
  background: rgba(28, 39, 64, 0.98);
}

.legend-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.legend-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(122, 215, 255, 0.14);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: #d6e6ff;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  box-shadow: 0 0 10px currentColor;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(320px, 0.95fr);
  gap: 18px;
}

.plot-card {
  padding: 16px;
}

.plot-frame {
  height: min(74vh, 820px);
  border-radius: 20px;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 16%, rgba(255, 140, 102, 0.12), transparent 22%),
    radial-gradient(circle at 78% 18%, rgba(91, 192, 255, 0.14), transparent 24%),
    radial-gradient(circle at 50% 85%, rgba(123, 97, 255, 0.12), transparent 26%),
    linear-gradient(180deg, rgba(6, 10, 20, 0.96), rgba(10, 16, 28, 0.98));
}

.meta-card {
  padding: 18px;
}

.meta-card h2 {
  margin: 0;
  font-size: 1.45rem;
}

.muted {
  color: var(--muted);
  line-height: 1.6;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.meta-chip {
  padding: 12px 14px;
  border-radius: 18px;
  background: var(--surface-strong);
  border: 1px solid rgba(15, 125, 179, 0.09);
}

.meta-chip-label {
  margin: 0 0 7px;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  color: var(--muted);
}

.meta-chip-value {
  margin: 0;
  font-size: 1rem;
}

.run-block {
  margin-top: 18px;
  padding: 14px;
  border-radius: 18px;
  background: var(--accent-soft);
  border: 1px solid rgba(15, 125, 179, 0.08);
}

.run-block p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
}

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

.source-path {
  margin-top: 14px;
  word-break: break-word;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.75rem;
  color: var(--muted);
}

.hover-card {
  position: fixed;
  z-index: 40;
  display: none;
  width: 196px;
  padding: 12px;
  border-radius: 18px;
  background: rgba(19, 27, 45, 0.98);
  border: 1px solid rgba(122, 215, 255, 0.18);
  box-shadow: 0 18px 38px rgba(5, 10, 18, 0.42);
  pointer-events: none;
}

.hover-card img {
  display: block;
  width: 100%;
  border-radius: 12px;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
  background: #f7f8fb;
  border: 1px solid rgba(122, 215, 255, 0.16);
}

.hover-copy {
  margin-top: 8px;
}

.hover-label {
  font-weight: 700;
  color: var(--text);
}

.hover-meta {
  margin-top: 4px;
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .plot-frame {
    height: min(68vh, 640px);
  }
}