.operis-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 12%, color-mix(in srgb, var(--accent) 14%, transparent), transparent 36%),
    radial-gradient(circle at 86% 18%, color-mix(in srgb, var(--gold) 15%, transparent), transparent 44%),
    radial-gradient(circle at 62% 84%, color-mix(in srgb, var(--blue) 10%, transparent), transparent 40%);
  z-index: 0;
}

body.operis-page,
body.operis-page.page-enter,
body.operis-page.page-enter-active,
body.operis-page.page-leaving {
  opacity: 1 !important;
  transform: none !important;
  filter: none !important;
}

.operis-wrap {
  width: min(1220px, 92vw);
  margin-inline: auto;
}

.operis-topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 0.9rem 0;
  background: color-mix(in srgb, var(--surface) 76%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: background 260ms ease, box-shadow 260ms ease, border-color 260ms ease;
}

.operis-topbar.is-scrolled {
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  box-shadow: 0 10px 28px rgba(8, 23, 42, 0.14);
  border-color: color-mix(in srgb, var(--accent) 22%, var(--border) 78%);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.operis-wordmark {
  text-decoration: none;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: 1.28rem;
  color: var(--blue);
}

.operis-nav {
  display: flex;
  gap: 0.8rem;
}

.operis-nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.88rem;
  transition: color 220ms ease, opacity 220ms ease, transform 220ms ease;
}

.operis-nav a:hover,
.operis-nav a:focus-visible {
  color: var(--blue);
  opacity: 1;
}

main {
  position: relative;
  z-index: 1;
}

.operis-hero {
  padding: 3.8rem 0 1.8rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr minmax(360px, 0.94fr);
  gap: 1.1rem;
  align-items: center;
}

.hero-title {
  margin: 0.35rem 0 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  color: var(--blue);
}

.hero-copy {
  margin-top: 0.85rem;
  max-width: 62ch;
  color: var(--muted);
  font-size: 1rem;
}

.hero-actions {
  margin-top: 1.15rem;
  display: flex;
  gap: 0.62rem;
  flex-wrap: wrap;
}

.hero-actions .btn,
.support-cta-row .btn {
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.hero-control-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: color-mix(in srgb, var(--surface) 88%, var(--bg) 12%);
  box-shadow: var(--shadow);
  padding: 0.9rem;
}

.hero-control-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.73rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.hero-control-head strong {
  color: var(--blue);
}

.hero-control-grid {
  margin-top: 0.6rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.hero-kpi {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface) 92%, var(--bg) 8%);
  padding: 0.54rem;
}

.hero-kpi span {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-kpi strong {
  display: block;
  margin-top: 0.15rem;
  color: var(--blue);
  font-size: 1.02rem;
}

.hero-lines {
  margin-top: 0.62rem;
  display: grid;
  gap: 0.44rem;
}

.hero-lines span {
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 82%, transparent), color-mix(in srgb, var(--gold) 72%, transparent));
  animation: pulseLine 3.6s ease-in-out infinite;
}

.hero-lines span:nth-child(2) { animation-delay: 0.2s; }
.hero-lines span:nth-child(3) { animation-delay: 0.4s; }

.operis-strip {
  padding: 0.45rem 0 1.2rem;
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.56rem;
}

.strip-grid article {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg) 10%);
  padding: 0.62rem;
}

.strip-grid span {
  display: block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.strip-grid strong {
  display: block;
  margin-top: 0.2rem;
  font-size: 1.15rem;
  color: var(--blue);
}

.operis-roles,
.operis-simulator,
.operis-support {
  padding: 1.8rem 0;
}

.operis-cinematic {
  min-height: auto;
  padding: 1.1rem 0 0;
}

.operis-cinematic.operis-cinematic-ready {
  min-height: var(--operis-cinematic-height, 190vh);
}

.cinematic-wrap {
  position: relative;
}

.cinematic-sticky {
  position: sticky;
  top: 92px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg) 10%);
  box-shadow: var(--shadow);
  padding: 0.95rem;
  min-height: auto;
  display: grid;
  grid-template-columns: 0.74fr 1fr auto;
  gap: 0.78rem;
  align-items: stretch;
}

.cinematic-meta {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface) 94%, var(--bg) 6%);
  padding: 0.78rem;
}

.cinematic-meta h2 {
  margin: 0.3rem 0 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.24rem, 2.2vw, 1.95rem);
  color: var(--blue);
  line-height: 1.18;
}

.cinematic-progress {
  margin-top: 0.9rem;
  height: 7px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 75%, var(--bg) 25%);
  border: 1px solid var(--border);
  overflow: hidden;
}

.cinematic-progress span {
  display: block;
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent) 80%, transparent), color-mix(in srgb, var(--gold) 76%, transparent));
  transition: width 320ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.cinematic-stage {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 14px;
  background:
    radial-gradient(circle at 82% 18%, color-mix(in srgb, var(--gold) 10%, transparent), transparent 42%),
    radial-gradient(circle at 16% 72%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 46%),
    color-mix(in srgb, var(--surface) 94%, var(--bg) 6%);
  overflow: hidden;
  display: grid;
  gap: 0.4rem;
  min-height: 0;
}

.operis-cinematic.operis-cinematic-ready .cinematic-stage {
  min-height: var(--operis-cinematic-stage-height, 340px);
}

.cinematic-scene {
  position: relative;
  inset: auto;
  padding: 1rem;
  opacity: 1;
  transform: translateY(0) scale(1);
  transition: opacity 420ms cubic-bezier(0.22, 0.61, 0.36, 1), transform 420ms cubic-bezier(0.22, 0.61, 0.36, 1);
  pointer-events: auto;
  display: grid;
  align-content: start;
}

.operis-cinematic.operis-cinematic-ready .cinematic-stage {
  display: block;
  gap: 0;
}

.operis-cinematic.operis-cinematic-ready .cinematic-scene {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(16px) scale(0.985);
  pointer-events: none;
}

.operis-cinematic.operis-cinematic-ready .cinematic-scene.is-active {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.cinematic-kicker {
  margin: 0;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.cinematic-scene h3 {
  margin: 0.46rem 0 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.34rem, 2.2vw, 2rem);
  line-height: 1.12;
  color: var(--blue);
}

.cinematic-scene p {
  margin-top: 0.62rem;
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 55ch;
}

.scene-chips {
  margin-top: 0.76rem;
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.scene-chips span {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.22rem 0.48rem;
  font-size: 0.74rem;
  color: var(--blue);
  background: color-mix(in srgb, var(--surface) 90%, var(--bg) 10%);
}

.cinematic-dots {
  display: grid;
  align-content: center;
  gap: 0.44rem;
}

.cinematic-dot {
  width: 10px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--surface) 88%, var(--bg) 12%);
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
}

.cinematic-dot.is-active {
  transform: scale(1.06);
  border-color: color-mix(in srgb, var(--accent) 62%, var(--gold) 38%);
  background: color-mix(in srgb, var(--accent) 20%, var(--surface) 80%);
}

.cinematic-compare {
  grid-column: 1 / -1;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface) 94%, var(--bg) 6%);
  padding: 0.66rem;
}

.compare-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 0.44rem;
}

.compare-modes {
  display: flex;
  gap: 0.34rem;
  flex-wrap: wrap;
}

.compare-mode {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 92%, var(--bg) 8%);
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.24rem 0.52rem;
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.compare-mode.active {
  color: var(--blue);
  border-color: color-mix(in srgb, var(--accent) 58%, var(--gold) 42%);
  background: color-mix(in srgb, var(--accent) 10%, var(--surface) 90%);
}

.compare-head strong {
  color: var(--blue);
  font-size: 0.84rem;
}

.compare-shell {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  min-height: 154px;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg) 10%);
  user-select: none;
  touch-action: none;
}

.compare-pane {
  position: absolute;
  inset: 0;
  padding: 0.7rem;
  display: grid;
  align-content: center;
}

.compare-pane h4 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  color: var(--blue);
  font-size: 1.05rem;
}

.compare-pane ul {
  margin: 0.5rem 0 0;
  padding-left: 1.05rem;
  color: var(--muted);
  font-size: 0.86rem;
  display: grid;
  gap: 0.26rem;
}

.compare-before {
  background: linear-gradient(120deg, color-mix(in srgb, var(--surface) 92%, var(--bg) 8%), color-mix(in srgb, var(--surface) 86%, var(--bg) 14%));
}

.compare-after {
  background: linear-gradient(120deg, color-mix(in srgb, var(--accent) 18%, var(--surface) 82%), color-mix(in srgb, var(--gold) 14%, var(--surface) 86%));
  clip-path: inset(0 0 0 var(--split));
}

.compare-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--split);
  width: 2px;
  transform: translateX(-1px);
  background: color-mix(in srgb, var(--accent) 52%, var(--gold) 48%);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--surface) 85%, transparent), 0 0 18px color-mix(in srgb, var(--accent) 28%, transparent);
}

.compare-handle {
  position: absolute;
  left: var(--split);
  top: 50%;
  transform: translate(-50%, -50%);
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent) 62%, var(--gold) 38%);
  background: color-mix(in srgb, var(--surface) 90%, var(--bg) 10%);
  box-shadow: 0 8px 16px rgba(8, 23, 42, 0.14);
  cursor: ew-resize;
}

.compare-handle::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: color-mix(in srgb, var(--accent) 64%, var(--gold) 36%);
}

.compare-range {
  margin-top: 0.52rem;
  width: 100%;
  accent-color: var(--accent);
}

.compare-metric-grid {
  margin-top: 0.58rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.4rem;
}

.compare-metric {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface) 92%, var(--bg) 8%);
  padding: 0.42rem 0.52rem;
}

.compare-metric-label {
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.compare-metric-values {
  margin-top: 0.2rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.4rem;
}

.compare-before-value {
  font-size: 0.8rem;
  color: var(--muted);
}

.compare-after-value {
  font-size: 0.9rem;
  color: var(--blue);
  font-weight: 600;
}

.compare-delta {
  margin-top: 0.14rem;
  font-size: 0.74rem;
  color: var(--blue);
}

.section-head h2 {
  margin: 0.34rem 0 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  color: var(--blue);
}

.role-filters {
  margin-top: 0.9rem;
  display: flex;
  gap: 0.46rem;
  flex-wrap: wrap;
}

.role-filter {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg) 10%);
  color: var(--text);
  font-size: 0.78rem;
  padding: 0.36rem 0.62rem;
  cursor: pointer;
}

.role-filter.active {
  border-color: color-mix(in srgb, var(--accent) 60%, var(--gold) 40%);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--gold) 24%, transparent);
}

.role-grid {
  margin-top: 0.82rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.58rem;
}

.role-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface) 92%, var(--bg) 8%);
  padding: 0.78rem;
  transform-style: preserve-3d;
  transition: transform var(--transition-fast), border-color var(--transition-fast), opacity 220ms ease, box-shadow var(--transition-fast);
}

.role-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 58%, var(--gold) 42%);
  box-shadow: 0 10px 20px rgba(8, 23, 42, 0.12);
}

.role-card h3 {
  margin: 0;
  font-size: 1rem;
  color: var(--blue);
}

.role-card p {
  margin-top: 0.42rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.role-card.hidden {
  opacity: 0.25;
  transform: scale(0.98);
}

.simulator-grid {
  display: grid;
  grid-template-columns: 1fr minmax(360px, 0.92fr);
  gap: 0.85rem;
}

.sim-copy h2 {
  margin: 0.32rem 0 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  font-size: clamp(1.6rem, 3vw, 2.45rem);
  color: var(--blue);
}

.sim-copy p {
  margin-top: 0.6rem;
  color: var(--muted);
  max-width: 56ch;
}

.sim-control {
  margin-top: 0.9rem;
}

.sim-control label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.sim-control input {
  margin-top: 0.45rem;
  width: 100%;
  accent-color: var(--accent);
}

.sim-value {
  margin-top: 0.26rem;
  font-size: 0.87rem;
  color: var(--blue);
}

.sim-panel {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: color-mix(in srgb, var(--surface) 90%, var(--bg) 10%);
  box-shadow: var(--shadow);
  padding: 0.82rem;
}

.sim-metric {
  border: 1px solid var(--border);
  border-radius: 10px;
  background: color-mix(in srgb, var(--surface) 94%, var(--bg) 6%);
  padding: 0.46rem 0.56rem;
  margin-bottom: 0.42rem;
}

.sim-metric span {
  display: block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.sim-metric strong {
  display: block;
  margin-top: 0.16rem;
  color: var(--blue);
}

.sim-chart {
  margin-top: 0.56rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.44rem;
  background: color-mix(in srgb, var(--surface) 93%, var(--bg) 7%);
}

.sim-chart svg {
  width: 100%;
  height: 132px;
}

#sim-path {
  fill: none;
  stroke: url(#simLine);
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.support-grid {
  margin-top: 0.9rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.62rem;
}

.support-grid article {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: color-mix(in srgb, var(--surface) 92%, var(--bg) 8%);
  padding: 0.8rem;
}

.support-grid h3 {
  margin: 0;
  color: var(--blue);
}

.support-grid p {
  margin-top: 0.42rem;
  color: var(--muted);
}

.support-cta-row {
  margin-top: 0.9rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.reveal {
  opacity: 1;
  transform: translateY(0);
}

.hero-control-card.is-interactive {
  transition: transform 260ms cubic-bezier(0.22, 0.61, 0.36, 1), box-shadow 260ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

@keyframes pulseLine {
  0%, 100% { opacity: 0.55; transform: scaleX(0.84); transform-origin: left center; }
  50% { opacity: 0.95; transform: scaleX(1); transform-origin: left center; }
}

@media (max-width: 1024px) {
  .hero-grid,
  .simulator-grid {
    grid-template-columns: 1fr;
  }

  .operis-cinematic {
    min-height: auto;
    padding-top: 1.6rem;
  }

  .cinematic-sticky {
    position: static;
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .cinematic-stage {
    min-height: 360px;
  }

  .cinematic-dots {
    grid-auto-flow: column;
    justify-content: start;
  }

  .cinematic-compare {
    padding: 0.58rem;
  }

  .compare-metric-grid {
    grid-template-columns: 1fr;
  }

  .cinematic-dot {
    width: 28px;
    height: 10px;
  }

  .strip-grid,
  .role-grid,
  .support-grid {
    grid-template-columns: 1fr 1fr;
  }

  .operis-nav {
    display: none;
  }
}

@media (max-width: 760px) {
  .operis-hero {
    padding-top: 2rem;
  }

  .strip-grid,
  .role-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .operis-cinematic {
    min-height: auto;
  }

  .cinematic-sticky {
    position: static;
  }

  .cinematic-scene {
    position: static;
    opacity: 1;
    transform: none;
  }

  .cinematic-stage {
    display: grid;
    gap: 0.4rem;
  }

  .cinematic-progress span {
    transition: none;
  }

  .compare-handle {
    transition: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .hero-lines span {
    animation: none;
  }
}