src/styles.css

:root {
  color-scheme: dark;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07100f;
  color: #f7f1dd;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background:
    linear-gradient(90deg, rgba(119, 167, 153, 0.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(119, 167, 153, 0.08) 1px, transparent 1px),
    radial-gradient(circle at 16% 18%, rgba(95, 196, 173, 0.16), transparent 32%),
    radial-gradient(circle at 78% 8%, rgba(212, 170, 93, 0.13), transparent 26%),
    #07100f;
  background-size:
    64px 64px,
    64px 64px,
    auto,
    auto;
}

button,
textarea {
  font: inherit;
}

button {
  border: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-shell {
  width: min(1440px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: 20px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  padding: 0 2px 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 22px;
  font-weight: 780;
}

.brand-mark {
  display: inline-grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid rgba(247, 241, 221, 0.22);
  border-radius: 8px;
  color: #f4c56f;
  background: rgba(247, 241, 221, 0.08);
}

.topbar-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.status-pill,
.model-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  padding: 0 11px;
  border: 1px solid rgba(247, 241, 221, 0.16);
  border-radius: 8px;
  color: #d9e7dc;
  background: rgba(12, 30, 28, 0.72);
  font-size: 13px;
  font-weight: 700;
}

.status-pill.live,
.status-pill.speaking {
  border-color: rgba(85, 218, 178, 0.5);
  color: #9af3cf;
}

.status-pill.muted,
.status-pill.permission,
.status-pill.reconnecting {
  border-color: rgba(244, 197, 111, 0.5);
  color: #f4c56f;
}

.status-pill.error {
  border-color: rgba(255, 118, 118, 0.52);
  color: #ffaaaa;
}

.studio-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
  gap: 18px;
}

.control-deck,
.transcript-panel,
.world-canvas {
  border: 1px solid rgba(247, 241, 221, 0.16);
  border-radius: 8px;
  background: rgba(8, 22, 20, 0.78);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px);
}

.control-deck {
  position: relative;
  display: grid;
  min-height: 600px;
  align-content: center;
  justify-items: center;
  overflow: hidden;
  padding: 42px;
}

.control-deck::before {
  position: absolute;
  inset: 20px;
  content: "";
  border: 1px dashed rgba(247, 241, 221, 0.12);
  border-radius: 8px;
  pointer-events: none;
}

.microphone-orbit {
  position: relative;
  display: grid;
  width: min(360px, 72vw);
  aspect-ratio: 1;
  place-items: center;
  margin-bottom: 28px;
}

.orbit-ring {
  position: absolute;
  inset: 8%;
  border: 1px solid rgba(124, 226, 197, 0.28);
  border-radius: 999px;
  transition: transform 120ms ease, border-color 200ms ease, opacity 200ms ease;
}

.ring-one {
  box-shadow:
    inset 0 0 50px rgba(85, 218, 178, 0.1),
    0 0 48px rgba(85, 218, 178, 0.06);
}

.ring-two {
  inset: 0;
  border-color: rgba(244, 197, 111, 0.18);
}

.microphone-orbit[data-state="speaking"] .ring-one,
.microphone-orbit[data-state="live"] .ring-one {
  border-color: rgba(85, 218, 178, 0.68);
}

.microphone-orbit[data-state="muted"] .ring-one,
.microphone-orbit[data-state="permission"] .ring-one {
  border-color: rgba(244, 197, 111, 0.56);
}

.microphone-orbit[data-state="error"] .ring-one {
  border-color: rgba(255, 118, 118, 0.68);
}

.mic-button {
  position: relative;
  z-index: 1;
  display: grid;
  width: 148px;
  height: 148px;
  place-items: center;
  border: 1px solid rgba(247, 241, 221, 0.22);
  border-radius: 999px;
  color: #09201d;
  background: linear-gradient(145deg, #f4c56f, #75dfbf);
  box-shadow: 0 20px 70px rgba(93, 230, 190, 0.28);
  cursor: pointer;
  transition: transform 180ms ease, opacity 180ms ease;
}

.mic-button:hover:not(:disabled) {
  transform: translateY(-2px);
}

.mic-button:disabled {
  cursor: wait;
  opacity: 0.72;
}

.state-copy {
  max-width: 650px;
  text-align: center;
}

.state-copy h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 72px);
  line-height: 0.95;
  letter-spacing: 0;
}

.state-copy p {
  width: min(560px, 100%);
  margin: 16px auto 0;
  color: #b8c9bf;
  font-size: 17px;
  line-height: 1.65;
}

.error-banner {
  display: grid;
  gap: 4px;
  width: min(620px, 100%);
  margin-top: 20px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 118, 118, 0.36);
  border-radius: 8px;
  color: #ffd0d0;
  background: rgba(73, 18, 18, 0.48);
}

.control-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.primary-action,
.secondary-action,
.icon-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 42px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
}

.primary-action {
  padding: 0 18px;
  color: #07100f;
  background: #f4c56f;
}

.secondary-action,
.icon-action {
  border: 1px solid rgba(247, 241, 221, 0.18);
  color: #f7f1dd;
  background: rgba(247, 241, 221, 0.08);
}

.secondary-action {
  padding: 0 14px;
}

.icon-action {
  width: 42px;
}

.primary-action:hover:not(:disabled),
.secondary-action:hover:not(:disabled),
.icon-action:hover:not(:disabled) {
  transform: translateY(-1px);
}

.primary-action:disabled,
.secondary-action:disabled,
.icon-action:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.meter-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 190px));
  gap: 12px;
  width: min(420px, 100%);
  margin-top: 24px;
}

.level-meter {
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid rgba(247, 241, 221, 0.12);
  border-radius: 8px;
  background: rgba(3, 12, 11, 0.42);
}

.level-meter span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #c6d4ce;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.meter-track {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(247, 241, 221, 0.09);
}

.meter-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #75dfbf, #f4c56f);
  transition: width 80ms linear;
}

.transcript-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  min-height: 600px;
  overflow: hidden;
}

.panel-heading,
.canvas-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 58px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(247, 241, 221, 0.12);
}

.panel-heading > div,
.canvas-heading > div {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}

.panel-heading h2,
.canvas-heading h2 {
  margin: 0;
  font-size: 15px;
  line-height: 1;
}

.panel-heading span,
.canvas-heading span {
  color: #97aaa1;
  font-size: 12px;
  font-weight: 700;
}

.transcript-stream {
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: auto;
  padding: 18px;
}

.turn {
  border: 1px solid rgba(247, 241, 221, 0.12);
  border-radius: 8px;
  padding: 12px;
  background: rgba(247, 241, 221, 0.06);
}

.turn.companion {
  border-color: rgba(85, 218, 178, 0.24);
  background: rgba(85, 218, 178, 0.08);
}

.turn.user {
  border-color: rgba(244, 197, 111, 0.22);
  background: rgba(244, 197, 111, 0.08);
}

.turn-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: #a9bbb2;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.turn p {
  margin: 8px 0 0;
  color: #f4f0df;
  font-size: 14px;
  line-height: 1.55;
}

.event-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 14px 18px;
  border-top: 1px solid rgba(247, 241, 221, 0.12);
}

.event-chip {
  min-height: 26px;
  padding: 6px 9px;
  border: 1px solid rgba(247, 241, 221, 0.12);
  border-radius: 7px;
  color: #c8d5cf;
  background: rgba(247, 241, 221, 0.06);
  font-size: 11px;
  font-weight: 800;
}

.event-chip.good {
  border-color: rgba(85, 218, 178, 0.32);
  color: #9af3cf;
}

.event-chip.warn {
  border-color: rgba(244, 197, 111, 0.34);
  color: #f4c56f;
}

.event-chip.bad {
  border-color: rgba(255, 118, 118, 0.38);
  color: #ffb8b8;
}

.world-canvas {
  margin-top: 18px;
}

.note-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 18px;
}

.world-note {
  display: grid;
  gap: 9px;
}

.world-note span {
  color: #f4c56f;
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.world-note textarea {
  width: 100%;
  min-height: 132px;
  resize: vertical;
  border: 1px solid rgba(247, 241, 221, 0.14);
  border-radius: 8px;
  outline: none;
  padding: 12px;
  color: #f7f1dd;
  background: rgba(3, 12, 11, 0.44);
  font-size: 14px;
  line-height: 1.5;
}

.world-note textarea:focus {
  border-color: rgba(85, 218, 178, 0.52);
  box-shadow: 0 0 0 3px rgba(85, 218, 178, 0.12);
}

@media (max-width: 1020px) {
  .studio-grid {
    grid-template-columns: 1fr;
  }

  .transcript-panel {
    min-height: 460px;
  }

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

@media (max-width: 680px) {
  .app-shell {
    padding: 14px;
  }

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

  .topbar-meta {
    justify-content: flex-start;
  }

  .control-deck {
    min-height: 560px;
    padding: 28px 18px;
  }

  .state-copy h1 {
    font-size: 42px;
  }

  .state-copy p {
    font-size: 15px;
  }

  .meter-row,
  .note-grid {
    grid-template-columns: 1fr;
  }

  .panel-heading,
  .canvas-heading {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 12px 16px;
  }
}