/* ---------- Landing: feature tour ---------- */
.showcase {
  display: grid;
  gap: clamp(64px, 12vh, 140px);
  margin-top: 24px;
}

.showcase-row {
  display: grid;
  gap: 28px;
  align-items: center;
}

@media (min-width: 900px) {
  .showcase-row {
    grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
    gap: 56px;
  }

  .showcase-row.flip .showcase-copy {
    order: 2;
  }
}

.showcase-copy {
  display: grid;
  gap: 14px;
  align-content: start;
  justify-items: start;
}

.showcase-copy h3 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1.12;
}

.showcase-copy ul {
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.showcase-copy li {
  position: relative;
  padding-left: 22px;
  color: var(--text-2);
}

.showcase-copy li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 10px var(--blue);
}

.showcase-n {
  color: var(--white);
  opacity: 0.6;
  margin-right: 6px;
}

.showcase-visual {
  padding: 0;
  overflow: hidden;
  border-color: var(--blue-20);
  box-shadow: var(--glow-lg);
  aspect-ratio: 16 / 11;
  background: radial-gradient(70% 60% at 50% 40%, var(--blue-10), transparent 70%), rgba(0, 0, 0, 0.6);
}

/* Visual primitives. Everything starts hidden and plays once the row is .arrived. */
.fx {
  height: 100%;
  padding: clamp(16px, 3vw, 28px);
  display: grid;
  gap: 12px;
  align-content: center;
  font-size: 0.9rem;
}

.fx .mono {
  font-size: 0.72rem;
  color: var(--blue);
}

.fx > *,
.fx-card,
.fx-node,
.fx-edge,
.fx-cal span {
  transition:
    opacity 0.8s ease,
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    stroke-dashoffset 1.2s ease,
    background 0.6s ease,
    border-color 0.6s ease,
    box-shadow 0.6s ease;
}

.showcase-row:not(.arrived) .fx > * {
  opacity: 0;
  transform: translateY(14px);
}

.fx > *:nth-child(2) {
  transition-delay: 0.35s;
}

.fx > *:nth-child(3) {
  transition-delay: 0.7s;
}

.fx > *:nth-child(4) {
  transition-delay: 1.05s;
}

.fx > *:nth-child(5) {
  transition-delay: 1.3s;
}

/* Chat */
.fx-bubble {
  justify-self: end;
  padding: 8px 14px;
  border-radius: 14px 14px 4px 14px;
  background: var(--blue-10);
  border: 1px solid var(--blue-35);
}

.fx-steps {
  display: grid;
  gap: 2px;
}

.fx-answer {
  line-height: 1.6;
}

.fx-cite {
  display: inline-grid;
  place-items: center;
  min-width: 16px;
  height: 16px;
  margin-left: 3px;
  border-radius: 5px;
  font: 600 0.6rem var(--font-mono);
  vertical-align: super;
  background: var(--blue);
  box-shadow: 0 0 10px var(--blue);
}

.fx-source {
  display: grid;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--line);
}

.fx-line {
  padding: 4px 8px;
  border-radius: 6px;
  background: var(--blue-20);
  box-shadow: inset 3px 0 0 var(--blue);
}

/* Topic map */
.fx-map {
  padding: 8px;
}

.fx-map svg {
  width: 100%;
  height: 100%;
}

.fx-edge {
  stroke: var(--white);
  stroke-opacity: 0.3;
  stroke-width: 0.4;
  stroke-dasharray: 60;
  stroke-dashoffset: 60;
  transition-delay: var(--d);
}

.fx-halo {
  fill: var(--blue);
  opacity: 0.35;
  filter: blur(2px);
}

.fx-node text {
  fill: var(--white);
  font: 500 3.6px var(--font-body);
}

.fx-node {
  opacity: 0;
  transition-delay: var(--d);
}

.showcase-row.arrived .fx-edge {
  stroke-dashoffset: 0;
}

.showcase-row.arrived .fx-node {
  opacity: 1;
}

.showcase-row.arrived .fx-halo {
  animation: pulse-halo 4s ease-in-out infinite;
}

@keyframes pulse-halo {
  50% {
    opacity: 0.6;
  }
}

/* Audio */
.fx-wave {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 110px;
}

.fx-wave span {
  flex: 1;
  height: 12%;
  border-radius: 99px;
  background: var(--blue);
  box-shadow: 0 0 8px var(--blue-60);
}

.fx-wave span:nth-child(2n) {
  background: var(--white);
}

.showcase-row.arrived .fx-wave span {
  animation: bar 1.4s ease-in-out infinite alternate;
  animation-delay: var(--d);
}

@keyframes bar {
  from {
    height: 12%;
  }
  to {
    height: var(--h);
  }
}

.fx-lines {
  display: grid;
  gap: 8px;
}

.fx-lines p {
  display: flex;
  gap: 10px;
  align-items: center;
}

.fx-host {
  display: inline-grid;
  place-items: center;
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  font: 600 0.65rem var(--font-mono);
}

.fx-host.a {
  background: var(--blue);
}

.fx-host.b {
  background: var(--white);
  color: var(--black);
}

/* Video */
.fx-video {
  grid-template-columns: 0.55fr 1.2fr 0.8fr;
  align-items: center;
}

.fx-frame {
  display: grid;
  gap: 6px;
  align-content: end;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--blue-35);
  background: radial-gradient(80% 60% at 50% 100%, var(--blue-20), transparent), var(--black);
  box-shadow: 0 0 20px var(--blue-10);
  font-size: 0.75rem;
}

.fx-frame b {
  font-family: var(--font-display);
  line-height: 1.2;
}

.v916 {
  aspect-ratio: 9 / 16;
}

.v169 {
  aspect-ratio: 16 / 9;
}

.v11 {
  aspect-ratio: 1;
}

.fx-mini-wave {
  display: block;
  height: 18px;
  background: repeating-linear-gradient(90deg, var(--blue) 0 3px, transparent 3px 6px);
}

/* Launch Kit */
.fx-kit {
  grid-template-columns: repeat(2, 1fr);
}

.fx-card {
  display: grid;
  gap: 6px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: rgba(0, 0, 0, 0.7);
  transition-delay: var(--d);
}

.fx-card p {
  font-size: 0.82rem;
  line-height: 1.45;
}

.showcase-row:not(.arrived) .fx-kit .fx-card {
  opacity: 0;
  transform: translateY(40px) rotate(var(--r));
}

/* Voice */
.fx-profile {
  display: grid;
  gap: 4px;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--blue-35);
  background: var(--blue-05);
}

.fx-slider {
  display: grid;
  grid-template-columns: 90px 1fr;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  color: var(--text-2);
}

.fx-slider i {
  position: relative;
  height: 4px;
  border-radius: 99px;
  background: var(--surface-2);
}

.fx-slider i::after {
  content: "";
  position: absolute;
  left: 0;
  top: -3px;
  width: 10px;
  height: 10px;
  margin-left: -5px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 0 10px var(--blue);
  transition: left 1.2s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--d);
}

.showcase-row.arrived .fx-slider i::after {
  left: var(--v);
}

.fx-clone {
  display: flex;
  align-items: center;
  gap: 8px;
}

.fx-rec {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 0 8px var(--white);
  animation: pill-pulse 1.4s ease-in-out infinite;
}

/* Launchpad */
.fx-cal {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 5px;
}

.fx-cal span {
  aspect-ratio: 1.3;
  padding: 3px 5px;
  border-radius: 6px;
  border: 1px solid var(--line);
  font: 0.6rem var(--font-mono);
  color: var(--text-3);
}

.fx-cal span.on {
  transition-delay: var(--d);
}

.showcase-row.arrived .fx-cal span.on {
  border-color: var(--blue);
  background: var(--blue-20);
  box-shadow: 0 0 12px var(--blue-35);
  color: var(--white);
}

.fx-launch {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.fx-launch span {
  padding: 4px 10px;
  border-radius: 99px;
  border: 1px solid var(--blue-35);
  color: var(--white);
  font-size: 0.72rem;
}

@media (prefers-reduced-motion: reduce) {
  .showcase-row .fx > *,
  .showcase-row .fx-node,
  .showcase-row .fx-card {
    opacity: 1 !important;
    transform: none !important;
  }

  .fx-edge {
    stroke-dashoffset: 0;
  }

  .fx-wave span,
  .fx-halo,
  .fx-rec {
    animation: none !important;
  }
}

/* Demo video sound controls */
.demo-bar {
  align-items: center;
}

.demo-sound {
  border: 1px solid var(--blue-35);
  border-radius: 999px;
  padding: 3px 12px;
  background: transparent;
  color: var(--white);
  font: inherit;
  cursor: pointer;
}

.demo-sound:hover {
  border-color: var(--blue);
  box-shadow: var(--glow-sm);
}

.demo-stage {
  position: relative;
}

.demo-unmute {
  position: absolute;
  right: 16px;
  bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--blue-60);
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(6px);
  color: var(--white);
  font: 600 0.875rem var(--font-body);
  cursor: pointer;
  box-shadow: var(--glow-md);
}

.demo-unmute:hover {
  background: var(--blue);
}

/* Pricing: billing cycle toggle */
.pricing-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.pricing-top .pricing-note {
  margin: 0;
}

.cycle-toggle {
  display: inline-flex;
  padding: 4px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.6);
}

.cycle-toggle button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--text-2);
  font: 600 0.875rem var(--font-body);
  cursor: pointer;
}

.cycle-toggle button.on {
  background: var(--blue);
  color: var(--white);
  box-shadow: var(--glow-sm);
}

.cycle-toggle .save {
  padding: 1px 8px;
  border-radius: 999px;
  border: 1px solid var(--blue-60);
  font-size: 0.65rem;
  color: var(--white);
}

.cycle-toggle button.on .save {
  border-color: rgba(255, 255, 255, 0.6);
}

.tier-was {
  margin-right: 8px;
  font-size: 1.1rem;
  text-decoration: line-through;
  text-decoration-color: var(--blue);
}

.tier-billing {
  font-size: 0.72rem;
  margin-top: -4px;
}

/* ---------- Topic map: space chart ---------- */
.map-canvas {
  background:
    radial-gradient(60% 50% at 50% 45%, rgba(33, 124, 255, 0.07), transparent 70%),
    #000;
}

.survey-ring {
  fill: none;
  stroke: rgba(255, 255, 255, 0.05);
  stroke-dasharray: 2 6;
}

.survey-axis {
  stroke: rgba(255, 255, 255, 0.04);
}

.nebula {
  cursor: zoom-in;
}

.galaxy-label {
  fill: rgba(156, 196, 255, 0.75);
  font-family: var(--font-mono);
  pointer-events: none;
}

.constellation {
  transition: stroke-opacity 0.25s ease;
}

.map-count {
  fill: var(--blue);
  font-family: var(--font-mono);
}

.orbit-ring {
  fill: none;
  stroke: var(--blue);
  stroke-dasharray: 4 5;
  transform-box: fill-box;
  transform-origin: center;
  animation: orbit-spin 12s linear infinite;
}

@keyframes orbit-spin {
  to {
    transform: rotate(360deg);
  }
}

.spikes {
  pointer-events: none;
}

.map-hud {
  position: absolute;
  left: 14px;
  top: 12px;
  z-index: 1;
  display: grid;
  gap: 4px;
  max-width: min(360px, 60%);
  padding: 10px 12px;
  border: 1px solid var(--blue-20);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(6px);
  font-size: 0.72rem;
  pointer-events: none;
}

.hud-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0;
  color: var(--white);
}

.map-hud .sparkline {
  width: 160px;
  height: 18px;
}

.map-legend {
  position: absolute;
  right: 12px;
  bottom: 10px;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px 14px;
  max-width: 70%;
  padding: 6px 10px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.6);
  font-size: 0.66rem;
  color: var(--text-2);
  pointer-events: none;
}

.map-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.map-legend i {
  display: inline-block;
}

.lg-size {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 0 8px var(--blue), -8px 0 0 -3px var(--white);
  margin-left: 6px;
}

.lg-bright {
  width: 26px;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--blue), #ffffff);
}

.lg-tail {
  width: 22px;
  height: 4px;
  border-radius: 3px;
  background: linear-gradient(90deg, #ffffff, transparent);
}

.lg-dormant {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.6);
}

.lg-line {
  width: 22px;
  height: 0;
  border-top: 2px solid rgba(255, 255, 255, 0.4);
}

.map-hint {
  display: none;
}

/* Side panel: briefing and star detail */
.brief {
  display: grid;
  gap: 6px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.brief h3 {
  font-size: 0.8rem;
  font-family: var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
}

.brief-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.brief-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  font-size: 0.875rem;
}

.brief-list .mono {
  font-size: 0.7rem;
  white-space: nowrap;
}

.brief-up {
  color: var(--white);
  text-shadow: 0 0 8px var(--blue);
}

.star-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 0;
}

.star-stats div {
  display: grid;
  gap: 2px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.star-stats dt {
  font: 0.62rem var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

.star-stats dd {
  margin: 0;
  font-size: 0.82rem;
}

.timeline {
  display: grid;
  gap: 4px;
}

.sparkline {
  width: 100%;
  height: 44px;
}

.sparkline rect {
  fill: rgba(33, 124, 255, 0.55);
}

.sparkline rect.recent {
  fill: #ffffff;
}

.status-rising {
  border: 1px solid var(--white);
  color: var(--white);
  box-shadow: 0 0 10px var(--blue-60);
}

.status-steady {
  border: 1px solid var(--blue-60);
  color: var(--white);
}

.status-dormant {
  border: 1px dashed var(--line-strong);
  color: var(--text-2);
}

.chip-btn {
  background: transparent;
  color: var(--white);
  font: inherit;
  font-size: 0.75rem;
  cursor: pointer;
}

.chip-btn:hover {
  border-color: var(--blue);
  background: var(--blue-10);
}

.chip-btn .mono {
  font-size: 0.65rem;
  color: var(--blue);
  margin-left: 4px;
}

@media (prefers-reduced-motion: reduce) {
  .orbit-ring {
    animation: none;
  }
}