/* Dashboard styling for the QML ICU showcase site. */

:root {
  --qml-classical: #5c6bc0;
  --qml-quantum: #fb8c00;
}

/* Hero */
.hero {
  text-align: center;
  padding: 2.2rem 1rem 1.4rem;
}
.hero h1 {
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 0.4rem;
}
.hero p {
  max-width: 46rem;
  margin: 0.6rem auto 1.2rem;
  font-size: 1.05rem;
}
.hero .md-button {
  margin: 0.25rem 0.3rem;
}

.callout-headline {
  border-left: 4px solid var(--md-primary-fg-color);
  background: var(--md-code-bg-color);
  padding: 1rem 1.2rem;
  border-radius: 0.4rem;
  margin: 1.4rem 0 2rem;
}

/* KPI cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin: 1rem 0 2rem;
}
.kpi-card {
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.6rem;
  padding: 1.1rem 1rem;
  text-align: center;
  background: var(--md-default-bg-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}
.kpi-value {
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.1;
}
.kpi-label {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--md-default-fg-color--light);
  margin-top: 0.3rem;
}
.kpi-sub {
  font-size: 0.78rem;
  color: var(--md-default-fg-color--light);
  margin-top: 0.2rem;
}
.kpi-classical .kpi-value {
  color: var(--qml-classical);
}
.kpi-quantum .kpi-value {
  color: var(--qml-quantum);
}

/* Chart cards */
.chart-card {
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.6rem;
  padding: 1rem 1.1rem;
  margin: 1rem 0;
  background: var(--md-default-bg-color);
}

/* Navigation cards */
.nav-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1rem 0 2rem;
}
.nav-card {
  display: block;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.6rem;
  padding: 1.1rem 1.2rem;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.nav-card:hover {
  border-color: var(--md-primary-fg-color);
  transform: translateY(-2px);
}
.nav-card h3 {
  margin: 0 0 0.3rem;
}
.nav-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--md-default-fg-color--light);
}

/* Figure gallery */
.figure-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.2rem;
  margin: 1.2rem 0;
}
.figure-grid figure {
  margin: 0;
  text-align: center;
}
.figure-grid img {
  width: 100%;
  height: auto;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.4rem;
}
.figure-grid figcaption {
  font-size: 0.82rem;
  color: var(--md-default-fg-color--light);
  margin-top: 0.4rem;
}

/* Live demo widget */
.qml-demo {
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.6rem;
  padding: 1.2rem 1.3rem;
  margin: 1.2rem 0;
  background: var(--md-default-bg-color);
}
.qml-demo .demo-banner {
  background: var(--md-code-bg-color);
  border-left: 4px solid var(--qml-quantum);
  border-radius: 0.4rem;
  padding: 0.7rem 0.9rem;
  font-size: 0.85rem;
  margin-bottom: 1.1rem;
}
.qml-demo .demo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.4rem;
}
@media (max-width: 720px) {
  .qml-demo .demo-grid {
    grid-template-columns: 1fr;
  }
}
.demo-field {
  margin-bottom: 0.9rem;
}
.demo-field label {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.demo-field .demo-readout {
  font-variant-numeric: tabular-nums;
  color: var(--md-primary-fg-color);
}
.demo-field .demo-unit {
  display: block;
  font-weight: 400;
  font-size: 0.76rem;
  color: var(--md-default-fg-color--light);
  margin-bottom: 0.3rem;
}
.demo-field input[type="range"] {
  width: 100%;
}
.demo-result {
  text-align: center;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.6rem;
  padding: 1.1rem;
  align-self: start;
}
.demo-prob {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.05;
}
.demo-band {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 0.2rem;
}
.demo-bar {
  height: 12px;
  border-radius: 6px;
  background: var(--md-default-fg-color--lightest);
  overflow: hidden;
  margin: 0.9rem 0 0.4rem;
}
.demo-bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #43a047, #fb8c00, #e53935);
  transition: width 0.15s ease;
}
.demo-auc {
  font-size: 0.8rem;
  color: var(--md-default-fg-color--light);
  margin-top: 0.6rem;
}
.band-low {
  color: #2e7d32;
}
.band-moderate {
  color: #ef6c00;
}
.band-elevated {
  color: #c62828;
}