:root {
  color-scheme: light;
  --paper: #f3f0e8;
  --paper-raised: #fbfaf5;
  --ink: #17201f;
  --ink-soft: #54605e;
  --rule: #c9cbc2;
  --graphite: #111817;
  --graphite-raised: #1c2523;
  --signal: #006d63;
  --signal-soft: #d8ede7;
  --guide: #f1a900;
  --guide-ink: #1d1705;
  --danger: #a33b30;
  --focus: #087fce;
  --radius-sm: 0.35rem;
  --radius-md: 0.75rem;
  --shadow: 0 1rem 3rem rgb(12 20 18 / 10%);
  font-family: "Avenir Next", "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-inline-size: 20rem;
  background: var(--paper);
  color: var(--ink);
}

body {
  min-block-size: 100vh;
  margin: 0;
  background: var(--paper);
}

button,
input,
textarea,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:disabled {
  cursor: wait;
  opacity: 0.58;
  translate: none;
}

a {
  color: var(--signal);
  text-underline-offset: 0.2em;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.field-app {
  min-block-size: 100vh;
}

.app-header,
.operator-header {
  min-block-size: 4.75rem;
  padding: 0.85rem clamp(1rem, 4vw, 3.5rem);
  border-block-end: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-lockup {
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-lockup > div {
  display: grid;
  gap: 0.1rem;
}

.brand-mark {
  inline-size: 2.65rem;
  block-size: 2.65rem;
  border: 1px solid currentColor;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.brand-subtitle,
.operator-caption {
  color: var(--ink-soft);
  font-size: 0.78rem;
}

.powered-by,
.eyebrow,
.metric-label,
.step-number {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.powered-by,
.eyebrow,
.metric-label {
  color: var(--ink-soft);
}

.landing-main {
  inline-size: min(100% - 2rem, 88rem);
  min-block-size: calc(100vh - 4.75rem);
  margin-inline: auto;
  padding-block: clamp(3rem, 9vw, 8rem);
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(17rem, 0.65fr);
  gap: clamp(3rem, 9vw, 9rem);
  align-items: end;
}

.landing-hero {
  max-inline-size: 53rem;
}

.landing-hero h1 {
  max-inline-size: 13ch;
  margin: 0.45rem 0 1.4rem;
  font-size: clamp(3rem, 7vw, 6.9rem);
  font-weight: 650;
  letter-spacing: -0.065em;
  line-height: 0.92;
}

.lede {
  max-inline-size: 45rem;
  margin: 0 0 2.25rem;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.primary-action,
.secondary-action,
.text-action {
  min-block-size: 2.75rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.72rem 1rem;
  cursor: pointer;
  font-weight: 750;
  transition: translate 150ms ease, background-color 150ms ease, color 150ms ease;
}

.primary-action {
  background: var(--ink);
  color: var(--paper-raised);
}

.primary-action:hover {
  background: var(--signal);
  translate: 0 -1px;
}

.secondary-action {
  border-color: var(--rule);
  background: transparent;
  color: var(--ink);
}

.secondary-action:hover,
.text-action:hover {
  border-color: var(--ink);
  background: var(--paper-raised);
}

.text-action {
  border-color: transparent;
  background: transparent;
  color: var(--ink-soft);
}

.compact-action {
  min-block-size: 2.75rem;
  padding: 0.5rem 0.75rem;
  font-size: 0.82rem;
}

.form-status,
.muted,
.privacy-note {
  color: var(--ink-soft);
}

.form-status {
  margin-block: 0.75rem 0;
  font-size: 0.8rem;
}

.demo-sequence {
  border-block-start: 1px solid var(--ink);
}

.demo-step {
  padding-block: 1.2rem 1.45rem;
  border-block-end: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  column-gap: 0.75rem;
}

.demo-step h2,
.demo-step p {
  margin: 0;
}

.demo-step h2 {
  font-size: 1rem;
}

.demo-step p {
  grid-column: 2;
  margin-block-start: 0.25rem;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.45;
}

.step-number {
  color: var(--signal);
}

.console-grid {
  min-block-size: calc(100vh - 4.75rem);
  display: grid;
  grid-template-columns: minmax(0, 1.85fr) minmax(21rem, 0.72fr);
}

.live-column {
  min-inline-size: 0;
  padding: clamp(1rem, 3vw, 2.25rem);
  background: var(--graphite);
  color: #f2f3ed;
}

.live-column .eyebrow,
.live-column .metric-label {
  color: #93a09d;
}

.section-heading {
  margin-block-end: 1rem;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
}

.section-heading.compact {
  align-items: start;
}

.scene-statuses {
  display: flex;
  align-items: center;
  justify-content: end;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.section-heading h1,
.section-heading h2,
.pairing-panel h2,
.timeline-panel h2 {
  margin: 0.15rem 0 0;
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.section-heading h1 {
  font-size: clamp(1.65rem, 3vw, 2.55rem);
}

.section-heading h2,
.pairing-panel h2,
.timeline-panel h2 {
  font-size: 1.25rem;
}

.section-heading p,
.pairing-panel p,
.timeline-panel p {
  margin-block: 0;
}

.video-stage,
.operator-stage {
  position: relative;
  overflow: hidden;
  background: #050807;
}

.video-stage {
  min-block-size: clamp(22rem, 62vh, 50rem);
  border: 1px solid #35413f;
  border-radius: var(--radius-sm);
}

.field-video {
  display: block;
  inline-size: 100%;
  block-size: 100%;
  object-fit: contain;
}

.video-stage > .field-video,
.operator-stage > .field-video {
  position: absolute;
  inset: 0;
}

.overlay-layer {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.field-annotation {
  position: absolute;
  border: 3px solid var(--guide);
  color: var(--guide);
  box-shadow: 0 0 0 1px rgb(0 0 0 / 60%), 0 0 1.5rem rgb(241 169 0 / 38%);
  animation: guide-in 280ms ease-out both;
}

.field-annotation::before,
.field-annotation::after {
  content: "";
  position: absolute;
  inline-size: 0.7rem;
  block-size: 0.7rem;
  background: currentColor;
}

.field-annotation::before {
  inset: -3px auto auto -3px;
}

.field-annotation::after {
  inset: auto -3px -3px auto;
}

.field-annotation-label {
  position: absolute;
  inset: auto auto calc(100% + 0.45rem) -3px;
  max-inline-size: 12rem;
  padding: 0.38rem 0.55rem;
  background: var(--guide);
  color: var(--guide-ink);
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1.2;
  text-transform: uppercase;
  white-space: nowrap;
}

.field-annotation--region {
  border-style: dashed;
  background: rgb(255 220 92 / 10%);
}

.field-annotation--move,
.field-annotation--angle,
.field-annotation--closeup,
.field-annotation--view {
  border-style: dashed;
}

.field-annotation--arrow {
  border-width: 2px;
}

.field-annotation-arrow {
  position: absolute;
  inset: -2.4rem auto auto -2.2rem;
  color: var(--guide);
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  text-shadow: 0 1px 2px rgb(0 0 0 / 65%);
}

.overlay-layer.calibration-active {
  pointer-events: auto;
  cursor: crosshair;
  touch-action: none;
}

.calibration-draft {
  position: absolute;
  border: 2px dashed #5de0c8;
  background: rgb(93 224 200 / 12%);
  box-shadow: 0 0 0 9999px rgb(5 8 7 / 28%);
}

.video-empty,
.camera-permission {
  position: absolute;
  inset: 0;
  z-index: 1;
  padding: 2rem;
  display: grid;
  place-content: center;
  justify-items: center;
  text-align: center;
}

.video-empty {
  color: #93a09d;
}

.connection-strip {
  border-block-end: 1px solid #35413f;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.connection-metric {
  padding: 1rem 0.75rem;
  border-inline-end: 1px solid #35413f;
  display: grid;
  gap: 0.25rem;
}

.connection-metric:last-child {
  border-inline-end: 0;
}

.connection-metric strong {
  font-size: 0.9rem;
}

.voice-bar {
  padding: 0.8rem 0.75rem;
  border-block-end: 1px solid #35413f;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.voice-state {
  min-inline-size: 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.voice-bar .metric-label {
  color: #93a09d;
}

.remote-audio {
  display: none;
}

.case-column {
  max-block-size: calc(100vh - 4.75rem);
  overflow-y: auto;
  background: var(--paper-raised);
}

.case-column > section,
.diagnostics {
  padding: 1.5rem;
  border-block-end: 1px solid var(--rule);
}

.case-context-summary {
  --ui-record-summary-title-size: 1.35rem;
  gap: 1rem !important;
  padding: 1.25rem !important;
  border-width: 0 0 1px 4px !important;
  border-radius: 0 !important;
}

.case-context-summary .ui-record-summary__lead--with-support {
  grid-template-columns: minmax(0, 1fr) !important;
  gap: 0.85rem !important;
}

.case-context-summary .ui-record-summary__support {
  padding-inline-start: 0 !important;
  border-inline-start: 0 !important;
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.case-control {
  min-block-size: 2.75rem;
}

.case-current-step {
  display: grid;
  gap: 0.2rem;
}

.case-current-step strong,
.next-step-rationale {
  line-height: 1.45;
}

.next-step-rationale {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
}

.case-progress .ui-progress-steps__hint {
  display: none;
}

.pairing-panel h2,
.timeline-panel h2 {
  margin-block-end: 0.75rem;
}

.pairing-panel .muted {
  font-size: 0.88rem;
  line-height: 1.5;
}

.pairing-grid {
  margin-block-start: 1rem;
  display: grid;
  grid-template-columns: 7.75rem minmax(0, 1fr);
  gap: 1rem;
  align-items: center;
}

.qr-card {
  padding: 0.4rem;
  border: 1px solid var(--rule);
  background: var(--paper-raised);
  display: grid;
  gap: 0.35rem;
  justify-items: center;
}

.operator-qr {
  display: block;
  inline-size: 100%;
  block-size: auto;
  aspect-ratio: 1;
}

.qr-caption {
  color: var(--ink-soft);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.pairing-actions {
  min-inline-size: 0;
}

.join-link-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.6rem;
}

.qr-status {
  margin: 0.65rem 0 0;
  font-size: 0.72rem !important;
}

.join-link-row a {
  overflow: hidden;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.73rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.object-row {
  margin-block: 1rem;
  padding-block: 1rem;
  border-block: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.object-row p {
  margin: 0.2rem 0 0;
  font-size: 0.8rem;
}

.scene-summary {
  margin-block: 1rem;
  padding: 0.85rem;
  border: 1px solid var(--rule);
  background: var(--paper-raised);
  background: color-mix(in oklab, var(--paper-raised) 88%, var(--signal-soft));
}

.scene-summary[data-state="connected"] {
  border-color: var(--signal);
  background: var(--signal-soft);
}

.scene-summary-heading {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.scene-summary-heading > div {
  min-inline-size: 0;
  display: grid;
  gap: 0.22rem;
}

.scene-summary .metric-label {
  color: var(--ink-soft);
}

.scene-summary strong {
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.scene-state-detail,
.scene-updated,
.scene-version,
.scene-action-status,
.snapshot-status-row {
  color: var(--ink-soft);
  font-size: 0.76rem;
}

.scene-version {
  flex: 0 0 auto;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  white-space: nowrap;
}

.scene-updated {
  margin: 0.65rem 0 0;
}

.scene-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.6rem;
}

.scene-action {
  min-block-size: 2.75rem;
  padding-inline: 0.7rem;
  font-size: 0.82rem;
}

.scene-action-status {
  min-block-size: 1.2rem;
  margin: 0.6rem 0 0;
  line-height: 1.4;
}

.snapshot-status-row {
  margin-block-start: 0.8rem;
  padding-block-start: 0.75rem;
  border-block-start: 1px solid var(--rule);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}

.snapshot-status-row strong {
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 750;
  text-align: end;
}

.snapshot-history {
  margin: 0.65rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.35rem;
}

.snapshot-history li {
  padding-block: 0.45rem;
  border-block-end: 1px solid var(--rule);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.snapshot-history li:last-child {
  border-block-end: 0;
}

.snapshot-history strong {
  overflow: hidden;
  font-size: 0.75rem;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.snapshot-history span {
  flex: 0 0 auto;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.68rem;
}

.status-pill {
  min-block-size: 1.9rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  padding: 0.38rem 0.65rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--ink-soft);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.035em;
  white-space: nowrap;
}

.status-pill::before {
  content: "";
  inline-size: 0.45rem;
  block-size: 0.45rem;
  border-radius: 50%;
  background: currentColor;
}

.status-pill[data-state="connected"],
.status-pill[data-state="open"],
.status-pill[data-state="ready"],
.status-pill[data-state="live"],
.status-pill[data-state="complete"] {
  color: var(--signal);
}

.live-column .status-pill {
  color: #a8b2b0;
}

.live-column .status-pill[data-state="connected"],
.live-column .status-pill[data-state="open"],
.live-column .status-pill[data-state="ready"],
.live-column .status-pill[data-state="live"],
.operator-header .status-pill[data-state="connected"],
.operator-header .status-pill[data-state="open"],
.operator-header .status-pill[data-state="ready"],
.operator-header .status-pill[data-state="live"] {
  color: #5de0c8;
}

.timeline {
  margin: 1.15rem 0 0;
  padding: 0;
  list-style: none;
}

.timeline li {
  position: relative;
  padding: 0.1rem 0 1.1rem 1.25rem;
  border-inline-start: 1px solid var(--rule);
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.45;
}

.timeline-marker {
  position: absolute;
  inset: 0.25rem auto auto -0.26rem;
  inline-size: 0.45rem;
  block-size: 0.45rem;
  border-radius: 50%;
  background: var(--signal);
}

.timeline-content {
  display: grid;
  gap: 0.2rem;
}

.timeline-meta {
  font-size: 0.75rem;
}

.timeline li:last-child {
  border-inline-start-color: transparent;
}

.diagnostics summary {
  cursor: pointer;
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 750;
}

.diagnostics pre {
  max-inline-size: 100%;
  overflow-x: auto;
  color: var(--ink-soft);
  font-size: 0.72rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.operator-console {
  min-block-size: 100svh;
  background: var(--graphite);
  color: #f4f2ea;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.operator-header {
  min-block-size: 4.25rem;
  border-color: #35413f;
  background: var(--graphite);
}

.operator-header .operator-caption {
  color: #93a09d;
}

.operator-main {
  min-block-size: 0;
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
}

.operator-stage {
  min-block-size: 0;
}

.camera-permission {
  z-index: 3;
  background: rgb(17 24 23 / 94%);
}

.camera-permission h1 {
  max-inline-size: 13ch;
  margin: 0;
  font-size: clamp(2rem, 9vw, 3.5rem);
  letter-spacing: -0.05em;
  line-height: 0.98;
}

.camera-permission p {
  max-inline-size: 30rem;
  color: #b2bbb9;
  line-height: 1.5;
}

.camera-permission .primary-action {
  min-block-size: 3.25rem;
  background: var(--guide);
  color: var(--guide-ink);
}

.operator-footer {
  min-block-size: 5rem;
  padding: 0.85rem clamp(1rem, 4vw, 1.5rem) calc(0.85rem + env(safe-area-inset-bottom));
  border-block-start: 1px solid #35413f;
  background: var(--graphite-raised);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.operator-footer p {
  margin: 0;
}

.operator-footer #operator-instruction {
  font-weight: 700;
}

.operator-guidance {
  min-inline-size: 0;
  display: grid;
  gap: 0.45rem;
}

.operator-guidance .status-pill {
  inline-size: fit-content;
}

.operator-actions {
  min-inline-size: 0;
  display: flex;
  align-items: center;
  justify-content: end;
  gap: 0.75rem;
}

.operator-voice {
  min-inline-size: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.operator-action {
  min-block-size: 3.25rem;
  padding: 0.8rem 1rem;
  background: var(--guide);
  color: var(--guide-ink);
}

.operator-action:hover {
  background: #ffc83d;
  translate: 0 -1px;
}

.operator-action-status {
  max-inline-size: 14rem;
  margin: 0;
  color: #b8c4c1;
  font-size: 0.75rem;
  line-height: 1.35;
}

.privacy-note {
  color: #93a09d;
  font-size: 0.72rem;
  white-space: nowrap;
}

@keyframes guide-in {
  from {
    opacity: 0;
    scale: 1.08;
  }
}

@media (max-width: 64rem) {
  .console-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(19rem, 0.75fr);
  }

  .video-stage {
    min-block-size: 28rem;
  }
}

@media (max-width: 50rem) {
  .landing-main {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .landing-hero h1 {
    max-inline-size: 11ch;
  }

  .console-grid {
    display: block;
  }

  .video-stage {
    min-block-size: min(65vh, 34rem);
  }

  .case-column {
    max-block-size: none;
    overflow: visible;
  }
}

@media (max-width: 34rem) {
  .powered-by,
  .brand-subtitle {
    display: none;
  }

  .app-header {
    min-block-size: 4rem;
  }

  .landing-main {
    min-block-size: calc(100vh - 4rem);
    padding-block: 2.5rem;
  }

  .landing-hero h1 {
    font-size: clamp(2.75rem, 15vw, 4.4rem);
  }

  .landing-hero .primary-action {
    inline-size: 100%;
  }

  .live-column {
    padding-inline: 0;
  }

  .live-column > .section-heading,
  .connection-strip,
  .voice-bar {
    margin-inline: 1rem;
  }

  .video-stage {
    min-block-size: 55vh;
    border-inline: 0;
    border-radius: 0;
  }

  .connection-metric {
    padding-inline: 0.5rem;
  }

  .connection-metric strong {
    font-size: 0.78rem;
  }

  .scene-actions {
    grid-template-columns: 1fr;
  }

  .object-row {
    align-items: start;
    flex-direction: column;
  }

  .object-row .primary-action {
    inline-size: 100%;
  }

  .pairing-grid {
    grid-template-columns: 6.5rem minmax(0, 1fr);
  }

  .operator-header {
    padding-inline: 0.8rem;
  }

  .operator-footer {
    align-items: start;
    flex-direction: column;
    gap: 0.35rem;
  }

  .operator-actions {
    inline-size: 100%;
    align-items: stretch;
    flex-direction: column;
    gap: 0.4rem;
  }

  .operator-voice {
    inline-size: 100%;
    justify-content: space-between;
  }

  .operator-action,
  .operator-action-status {
    inline-size: 100%;
    max-inline-size: none;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

[hidden] {
  display: none !important;
}