:root {
  --vpp-surface: #f7f4ee;
  --vpp-surface-strong: #efe8db;
  --vpp-panel: rgba(255, 255, 255, 0.88);
  --vpp-panel-strong: #ffffff;
  --vpp-panel-soft: rgba(255, 253, 248, 0.88);
  --vpp-border: #d7d1c7;
  --vpp-border-strong: #c7bfb3;
  --vpp-ink: #1f2329;
  --vpp-muted: #5b6570;
  --vpp-accent: #0f6c7a;
  --vpp-accent-soft: rgba(15, 108, 122, 0.12);
  --vpp-warm: #b85c38;
  --vpp-warm-soft: rgba(184, 92, 56, 0.12);
  --vpp-gold: #d3a018;
  --vpp-shadow: 0 20px 50px rgba(31, 35, 41, 0.08);
  --vpp-shadow-soft: 0 10px 24px rgba(31, 35, 41, 0.06);
}

[data-md-color-scheme="default"] {
  --md-default-bg-color: var(--vpp-surface);
  --md-default-fg-color: var(--vpp-ink);
  --md-primary-fg-color: #274c5e;
  --md-accent-fg-color: var(--vpp-warm);
}

body {
  background:
    radial-gradient(circle at top left, rgba(15, 108, 122, 0.14), transparent 28rem),
    radial-gradient(circle at top right, rgba(184, 92, 56, 0.10), transparent 22rem),
    linear-gradient(180deg, #fffdf8 0%, #f7f4ee 48%, #f1ebe1 100%);
}

.md-grid {
  max-width: 82rem;
}

.md-content__inner {
  padding-bottom: 3rem;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3 {
  letter-spacing: -0.02em;
}

.md-typeset h1 {
  font-weight: 700;
}

.md-typeset h2 {
  border-bottom: 1px solid var(--vpp-border);
  padding-bottom: 0.3rem;
}

.md-typeset code {
  border-radius: 0.25rem;
}

.md-typeset table:not([class]) {
  background: var(--vpp-panel-strong);
  border: 1px solid var(--vpp-border);
}

.md-typeset blockquote {
  border-left: 0.2rem solid var(--vpp-accent);
  background: rgba(15, 108, 122, 0.08);
}

.md-typeset .admonition,
.md-typeset details {
  border-radius: 0.5rem;
}

.hero,
.quick-card,
.example-card,
.metric-card,
.chart-card,
.story-card,
.mermaid {
  backdrop-filter: blur(12px);
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(247, 244, 238, 0.92) 100%);
  border: 1px solid var(--vpp-border);
  border-radius: 1.1rem;
  padding: 1.5rem 1.5rem 1.2rem;
  margin: 0 0 1.6rem;
  box-shadow: var(--vpp-shadow);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}

.hero::before {
  width: 20rem;
  height: 20rem;
  top: -10rem;
  right: -8rem;
  background: radial-gradient(circle, rgba(15, 108, 122, 0.18), transparent 68%);
}

.hero::after {
  width: 16rem;
  height: 16rem;
  bottom: -10rem;
  left: -6rem;
  background: radial-gradient(circle, rgba(184, 92, 56, 0.12), transparent 68%);
}

.hero > * {
  position: relative;
  z-index: 1;
}

.hero--wide h1 {
  font-size: clamp(2.4rem, 5vw, 4.3rem);
  line-height: 0.92;
  margin-bottom: 0.65rem;
}

.hero p {
  margin: 0.5rem 0;
  max-width: 58rem;
}

.hero-lead {
  font-size: 1.07rem;
  color: var(--vpp-muted);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--vpp-accent);
}

.eyebrow::before {
  content: "";
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--vpp-accent), var(--vpp-warm));
  box-shadow: 0 0 0 0.18rem rgba(15, 108, 122, 0.10);
}

.hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.1rem;
}

.hero-links a,
.example-card a,
.quick-card a {
  color: var(--vpp-ink);
  font-weight: 600;
}

.hero-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.58rem 0.92rem;
  border-radius: 999px;
  border: 1px solid var(--vpp-border);
  background: var(--vpp-panel-strong);
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.hero-links a:hover,
.hero-links a:focus-visible {
  transform: translateY(-1px);
  box-shadow: var(--vpp-shadow-soft);
  border-color: var(--vpp-border-strong);
}

.stat-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.1rem;
}

.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(15, 108, 122, 0.12);
  background: rgba(255, 255, 255, 0.74);
  color: var(--vpp-muted);
  font-size: 0.92rem;
}

.stat-pill span {
  color: var(--vpp-ink);
  font-size: 1rem;
  font-weight: 700;
}

.quick-grid,
.example-grid,
.story-grid,
.chart-grid {
  display: grid;
  gap: 1rem;
}

.quick-grid {
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  margin: 1rem 0 1.7rem;
}

.example-grid {
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  margin: 1rem 0 1.6rem;
}

.quick-card,
.example-card,
.story-card,
.chart-card,
.metric-card {
  background: var(--vpp-panel);
  border: 1px solid var(--vpp-border);
  border-radius: 0.95rem;
  box-shadow: var(--vpp-shadow-soft);
}

.quick-card,
.example-card,
.story-card,
.chart-card {
  padding: 1rem 1.05rem;
}

.quick-card h3,
.example-card h3,
.story-card h3,
.chart-card h2 {
  margin-top: 0;
}

.quick-card p:last-child,
.example-card p:last-child {
  margin-bottom: 0;
}

.quick-card--lift,
.example-card {
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.quick-card--lift:hover,
.quick-card--lift:focus-within,
.example-card:hover,
.example-card:focus-within {
  transform: translateY(-3px);
  box-shadow: var(--vpp-shadow);
  border-color: var(--vpp-border-strong);
}

.example-card {
  position: relative;
  overflow: hidden;
}

.example-card::after {
  content: "";
  position: absolute;
  inset: auto -2rem -5rem auto;
  width: 8rem;
  height: 8rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(15, 108, 122, 0.10), transparent 72%);
  pointer-events: none;
}

.mermaid {
  background: var(--vpp-panel-strong);
  border: 1px solid var(--vpp-border);
  border-radius: 0.9rem;
  padding: 0.75rem;
}

.demo-shell {
  position: relative;
  overflow: hidden;
  margin: 1.2rem 0 2rem;
  padding: 1.1rem;
  border: 1px solid var(--vpp-border);
  border-radius: 1.15rem;
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.96) 0%, rgba(244, 240, 232, 0.93) 100%);
  box-shadow: var(--vpp-shadow);
}

.demo-shell::before {
  content: "";
  position: absolute;
  inset: -8rem auto auto -8rem;
  width: 18rem;
  height: 18rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(15, 108, 122, 0.10), transparent 72%);
  pointer-events: none;
}

.demo-shell > * {
  position: relative;
  z-index: 1;
}

.demo-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: end;
  margin-bottom: 1rem;
}

.demo-title {
  margin: 0 0 0.35rem;
  font-size: clamp(1.5rem, 3vw, 2.3rem);
  border-bottom: none;
  padding-bottom: 0;
}

.demo-copy {
  max-width: 44rem;
  margin: 0;
  color: var(--vpp-muted);
}

.selector-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  justify-content: flex-end;
}

.selector-button {
  appearance: none;
  border: 1px solid var(--vpp-border);
  background: rgba(255, 255, 255, 0.76);
  color: var(--vpp-ink);
  padding: 0.62rem 0.88rem;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
}

.selector-button:hover,
.selector-button:focus-visible {
  transform: translateY(-1px);
  box-shadow: var(--vpp-shadow-soft);
  border-color: var(--vpp-border-strong);
}

.selector-button.is-active {
  background: linear-gradient(135deg, var(--vpp-accent), #1b8796);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 10px 24px rgba(15, 108, 122, 0.22);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.85rem;
  margin: 1rem 0 1.15rem;
}

.metric-card {
  position: relative;
  overflow: hidden;
  padding: 0.95rem 1rem;
}

.metric-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 0.22rem;
  background: linear-gradient(90deg, var(--vpp-accent), var(--vpp-warm));
}

.metric-label {
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--vpp-muted);
  margin-bottom: 0.35rem;
}

.metric-value {
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--vpp-ink);
}

.story-grid {
  grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
  margin-bottom: 1rem;
}

.story-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(247, 244, 238, 0.88) 100%);
}

.command-panel {
  margin: 0.85rem 0 0;
  padding: 0.85rem 0.9rem;
  overflow-x: auto;
  border-radius: 0.8rem;
  border: 1px solid rgba(39, 76, 94, 0.12);
  background: #1f2329;
  color: #f7f4ee;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.command-panel code {
  display: block;
  background: transparent;
  color: inherit;
  white-space: pre-wrap;
  word-break: break-word;
}

.moment-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.7rem;
}

.moment-item {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: flex-start;
  padding: 0.8rem 0.85rem;
  border-radius: 0.8rem;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(15, 108, 122, 0.10);
}

.moment-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 6.8rem;
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  background: rgba(15, 108, 122, 0.10);
  color: var(--vpp-accent);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.moment-copy {
  flex: 1 1 16rem;
}

.chart-grid {
  grid-template-columns: repeat(auto-fit, minmax(22rem, 1fr));
}

.chart-card {
  min-height: 24rem;
}

.chart-card h2 {
  margin-bottom: 0.8rem;
  border-bottom: none;
  padding-bottom: 0;
}

.chart-card--wide {
  grid-column: span 2;
}

.chart-card canvas {
  width: 100%;
  height: 20rem;
}

@media (max-width: 70rem) {
  .chart-card--wide {
    grid-column: span 1;
  }
}

@media (max-width: 56rem) {
  .demo-header {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .selector-bar {
    justify-content: flex-start;
  }
}

@media (max-width: 40rem) {
  .hero,
  .demo-shell,
  .quick-card,
  .example-card,
  .story-card,
  .chart-card {
    padding-left: 0.9rem;
    padding-right: 0.9rem;
  }

  .hero--wide h1 {
    font-size: 2.1rem;
  }

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

  .selector-bar {
    overflow-x: auto;
    padding-bottom: 0.15rem;
  }

  .selector-button {
    white-space: nowrap;
  }

  .moment-badge {
    min-width: auto;
  }
}