:root {
  color-scheme: dark;
  --ink: #f1f2ea;
  --muted: #a6aa9e;
  --dim: #71776d;
  --panel: rgba(26, 30, 26, 0.86);
  --panel-strong: #1d221d;
  --line: rgba(224, 230, 211, 0.12);
  --signal: #d5ff45;
  --signal-soft: rgba(213, 255, 69, 0.16);
  --warm: #ffb36c;
  --danger: #ff8b7d;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI",
    "Yu Gothic", sans-serif;
}

* { box-sizing: border-box; }

html { min-width: 320px; background: #0b0e0b; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 50% 24%, rgba(94, 114, 58, 0.16), transparent 28rem),
    linear-gradient(145deg, #0a0c0a 0%, #111511 52%, #080a08 100%);
}

body::before {
  position: fixed;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.18;
  background-image: repeating-linear-gradient(
    90deg,
    transparent 0,
    transparent 79px,
    rgba(255, 255, 255, 0.035) 80px
  );
}

button, input { font: inherit; }

button:focus-visible, input:focus-visible, select:focus-visible, a:focus-visible {
  outline: 3px solid rgba(213, 255, 69, 0.72);
  outline-offset: 3px;
}

.studio-shell {
  position: relative;
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0 44px;
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  color: #10140d;
  font-weight: 900;
  border-radius: 50%;
  background: var(--signal);
}

.brand strong, .brand small { display: block; }
.brand strong { letter-spacing: -0.02em; }
.brand small {
  margin-top: 2px;
  color: var(--dim);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.profile-links {
  display: flex;
  gap: 18px;
  align-items: center;
  margin-left: auto;
}

.profile-links a {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
}

.profile-links a:hover { color: var(--signal); }

.provider-badge {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  min-height: 34px;
  padding: 0 13px;
  color: var(--muted);
  font-size: 0.78rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
}

.provider-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dim);
}

.provider-badge.ready .provider-dot {
  background: var(--signal);
  box-shadow: 0 0 12px var(--signal);
}

.hero {
  display: grid;
  justify-items: center;
  padding: clamp(54px, 8vw, 92px) 0 48px;
  text-align: center;
}

.eyebrow, .panel-kicker {
  margin: 0;
  color: var(--signal);
  font: 700 0.7rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.22em;
}

h1 {
  max-width: 780px;
  margin: 16px 0 14px;
  font-size: clamp(2.25rem, 7vw, 5.5rem);
  font-weight: 680;
  line-height: 1.02;
  letter-spacing: -0.075em;
}

.lede {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.96rem, 2vw, 1.08rem);
  line-height: 1.85;
}

.voice-lab {
  width: min(100%, 680px);
  margin-top: 34px;
  padding: 18px;
  text-align: left;
  border: 1px solid rgba(213, 255, 69, 0.2);
  border-radius: 16px;
  background: rgba(19, 25, 17, 0.9);
}

.voice-lab-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.voice-lab-heading h2 {
  margin: 7px 0 0;
  font-size: 1.02rem;
  letter-spacing: -0.03em;
}

.test-badge {
  flex: 0 0 auto;
  padding: 6px 9px;
  color: var(--signal);
  font: 700 0.64rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  border: 1px solid rgba(213, 255, 69, 0.22);
  border-radius: 999px;
  background: var(--signal-soft);
}

.provider-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 16px;
}

.provider-option {
  min-height: 40px;
  padding: 8px 10px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 750;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.025);
  cursor: pointer;
}

.provider-option[data-selected="true"] {
  color: #10140d;
  border-color: var(--signal);
  background: var(--signal);
}

.provider-option:disabled {
  color: var(--dim);
  cursor: not-allowed;
  opacity: 0.45;
}

.model-field {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  margin-top: 12px;
}

.model-field > span {
  color: var(--dim);
  font: 700 0.66rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.model-field select {
  width: 100%;
  min-height: 42px;
  padding: 0 34px 0 12px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #141914;
}

.voice-model-detail {
  margin: 10px 0 0 74px;
  color: var(--dim);
  font-size: 0.74rem;
  line-height: 1.55;
}

.voice-stage {
  position: relative;
  display: grid;
  justify-items: center;
  width: min(100%, 560px);
  margin: 54px 0 34px;
}

.mic-orb {
  position: relative;
  z-index: 2;
  display: grid;
  width: 128px;
  height: 128px;
  place-items: center;
  border: 1px solid rgba(213, 255, 69, 0.26);
  border-radius: 50%;
  background: radial-gradient(circle at 38% 30%, #333d25 0, #171d14 58%, #0c100b 100%);
  box-shadow: inset 0 0 30px rgba(213, 255, 69, 0.08), 0 28px 70px rgba(0, 0, 0, 0.45);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.mic-orb svg {
  width: 48px;
  fill: none;
  stroke: var(--signal);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.4;
}

.signal-ring {
  position: absolute;
  top: 64px;
  width: 128px;
  height: 128px;
  border: 1px solid var(--signal-soft);
  border-radius: 50%;
  opacity: 0;
}

.voice-stage[data-state="connecting"] .signal-ring,
.voice-stage[data-state="speaking"] .signal-ring,
.voice-stage[data-state="listening"] .signal-ring { animation: signal 2s ease-out infinite; }
.voice-stage[data-state="speaking"] .signal-ring { animation-duration: 1.15s; }
.voice-stage[data-state="listening"] .mic-orb { box-shadow: 0 0 0 8px var(--signal-soft), 0 28px 70px rgba(0, 0, 0, 0.45); }
.voice-stage[data-state="speaking"] .mic-orb { transform: scale(1.045); border-color: var(--warm); }
.voice-stage[data-state="speaking"] .mic-orb svg { stroke: var(--warm); }
.signal-ring-two { animation-delay: 0.8s !important; }

@keyframes signal {
  0% { opacity: 0.7; transform: scale(0.9); }
  100% { opacity: 0; transform: scale(2.25); }
}

.level-meter {
  z-index: 3;
  display: flex;
  gap: 4px;
  align-items: center;
  height: 30px;
  margin-top: 20px;
}

.level-meter span {
  width: 3px;
  height: 5px;
  border-radius: 3px;
  background: var(--dim);
  transition: height 70ms linear, background 70ms linear;
}

.level-meter span.active { height: 22px; background: var(--signal); }
.level-meter span:nth-child(2n).active { height: 14px; }
.level-meter span:nth-child(3n).active { height: 27px; }

.stage-status { margin: 12px 0 0; font-size: 1.05rem; font-weight: 680; }
.stage-detail { margin: 6px 0 0; color: var(--dim); font-size: 0.82rem; }

.session-clock {
  margin: 10px 0 0;
  color: var(--signal);
  font: 700 1.35rem/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.04em;
  tabular-nums: 1;
  font-variant-numeric: tabular-nums;
}

.session-clock[data-waiting="1"] { color: var(--warm); }

.recording-timer {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin: 14px 0 0;
  padding: 7px 12px;
  color: var(--ink);
  font: 700 0.78rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.06em;
  border: 1px solid rgba(255, 139, 125, 0.28);
  border-radius: 999px;
  background: rgba(255, 139, 125, 0.08);
}

.recording-timer[hidden] { display: none; }
.recording-timer span { color: var(--danger); font-size: 0.68rem; }

.caption-panel {
  width: min(100%, 680px);
  margin: -4px 0 28px;
  overflow: hidden;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(12, 16, 12, 0.72);
  box-shadow: 0 18px 56px rgba(0, 0, 0, 0.22);
}

.activity-strip {
  display: flex;
  gap: 9px;
  align-items: center;
  min-height: 38px;
  padding: 0 15px;
  color: var(--dim);
  font: 700 0.68rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.08em;
  border-bottom: 1px solid var(--line);
}

.activity-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dim);
}

.activity-strip[data-state="thinking"] { color: var(--warm); }
.activity-strip[data-state="thinking"] .activity-dot {
  background: var(--warm);
  box-shadow: 0 0 12px rgba(255, 179, 108, 0.72);
  animation: activity-pulse 1s ease-in-out infinite alternate;
}
.activity-strip[data-state="speaking"] .activity-dot,
.activity-strip[data-state="sources"] .activity-dot,
.activity-strip[data-state="listening"] .activity-dot { background: var(--signal); }

.tool-monitor {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.018);
}

.tool-monitor summary {
  display: flex;
  min-height: 38px;
  padding: 0 15px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  list-style: none;
}

.tool-monitor summary::-webkit-details-marker { display: none; }

.tool-monitor summary::after {
  color: var(--dim);
  content: "+";
  font: 700 0.9rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.tool-monitor[open] summary::after { content: "-"; }

.tool-monitor-title {
  color: var(--muted);
  font: 800 0.64rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.1em;
}

.tool-monitor-summary {
  margin-left: auto;
  color: var(--muted);
  font: 700 0.68rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.tool-monitor[data-state="running"] .tool-monitor-summary { color: var(--warm); }
.tool-monitor[data-state="success"] .tool-monitor-summary,
.tool-monitor[data-state="ready"] .tool-monitor-summary { color: var(--signal); }
.tool-monitor[data-state="error"] .tool-monitor-summary { color: var(--danger); }

.tool-monitor-list {
  display: grid;
  gap: 1px;
  margin: 0;
  padding: 0 10px 10px;
  list-style: none;
}

.tool-monitor-item {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 42px;
  padding: 7px 9px;
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.025);
}

.tool-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--dim);
}

.tool-identity {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.tool-identity strong {
  overflow: hidden;
  font-size: 0.75rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tool-identity small {
  color: var(--dim);
  font: 700 0.59rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.06em;
}

.tool-status-label {
  color: var(--dim);
  font: 800 0.64rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.tool-monitor-item[data-status="ready"] .tool-status-dot,
.tool-monitor-item[data-status="success"] .tool-status-dot {
  background: var(--signal);
  box-shadow: 0 0 9px rgba(213, 255, 69, 0.45);
}

.tool-monitor-item[data-status="running"] .tool-status-dot {
  background: var(--warm);
  box-shadow: 0 0 10px rgba(255, 179, 108, 0.72);
  animation: activity-pulse 0.8s ease-in-out infinite alternate;
}

.tool-monitor-item[data-status="running"] .tool-status-label { color: var(--warm); }
.tool-monitor-item[data-status="success"] .tool-status-label { color: var(--signal); }
.tool-monitor-item[data-status="error"] .tool-status-dot { background: var(--danger); }
.tool-monitor-item[data-status="error"] .tool-status-label { color: var(--danger); }
.tool-monitor-item[data-status="offline"] { opacity: 0.58; }

@keyframes activity-pulse {
  from { opacity: 0.4; transform: scale(0.82); }
  to { opacity: 1; transform: scale(1.15); }
}

.caption-log {
  display: grid;
  gap: 12px;
  max-height: 250px;
  margin: 0;
  padding: 15px;
  overflow-y: auto;
  list-style: none;
}

.caption-log:empty { display: none; }

.caption-entry { display: grid; grid-template-columns: 66px 1fr; gap: 12px; }
.caption-speaker {
  padding-top: 3px;
  color: var(--dim);
  font: 700 0.66rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.08em;
}
.caption-entry[data-role="assistant"] .caption-speaker { color: var(--signal); }
.caption-text { margin: 0; color: var(--muted); font-size: 0.88rem; line-height: 1.7; }
.caption-entry[data-role="assistant"] .caption-text { color: var(--ink); }

.handoff-card { padding: 16px; border-top: 1px solid var(--line); background: var(--signal-soft); }
.handoff-kicker {
  margin: 0 0 11px;
  color: var(--signal);
  font: 700 0.66rem/1 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.16em;
}
.handoff-card dl { display: grid; gap: 9px; margin: 0; }
.handoff-card dl div { display: grid; grid-template-columns: 104px 1fr; gap: 12px; }
.handoff-card dt { color: var(--dim); font-size: 0.72rem; }
.handoff-card dd { margin: 0; color: var(--ink); font-size: 0.84rem; line-height: 1.55; }

.controls {
  display: grid;
  width: min(100%, 420px);
  gap: 12px;
}

.access-field { display: grid; gap: 7px; text-align: left; }
.access-field span { color: var(--dim); font: 700 0.66rem/1 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.access-field input {
  width: 100%;
  height: 50px;
  padding: 0 15px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.035);
}
.access-field input::placeholder { color: #5f655c; }

.primary-button, .end-button {
  width: 100%;
  min-height: 54px;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 120ms ease, filter 120ms ease;
}
.primary-button {
  color: #11150e;
  font-weight: 800;
  border: 0;
  background: var(--signal);
  box-shadow: 0 14px 38px rgba(171, 211, 34, 0.16);
}
.button-icon { margin-right: 8px; font-size: 0.65rem; }
.end-button { color: var(--ink); border: 1px solid rgba(255, 139, 125, 0.3); background: rgba(255, 139, 125, 0.08); }
.primary-button:hover, .end-button:hover { filter: brightness(1.06); transform: translateY(-1px); }
.primary-button:disabled { cursor: wait; filter: saturate(0.3); transform: none; }

.error-message {
  width: min(100%, 540px);
  margin-top: 16px;
  padding: 12px 14px;
  color: #ffd7d1;
  font-size: 0.86rem;
  border: 1px solid rgba(255, 139, 125, 0.3);
  border-radius: 10px;
  background: rgba(255, 139, 125, 0.08);
}

.session-panel {
  display: grid;
  grid-template-columns: minmax(180px, 0.65fr) 1.35fr;
  gap: 36px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: 0 24px 90px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(16px);
}
.session-panel h2 { margin: 8px 0 0; font-size: 1.5rem; letter-spacing: -0.04em; }
.event-log { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.event-log li { display: grid; grid-template-columns: 48px 1fr; gap: 12px; color: var(--muted); font-size: 0.86rem; }
.event-log time { color: var(--dim); font: 0.72rem/1.6 ui-monospace, SFMono-Regular, Menlo, monospace; }

.trust-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--line);
}
.trust-row div { padding: 18px; background: #101410; }
.trust-row strong, .trust-row span { display: block; }
.trust-row strong { font-size: 0.78rem; }
.trust-row span { margin-top: 5px; color: var(--dim); font-size: 0.72rem; line-height: 1.55; }

[hidden] { display: none !important; }

body.embedded { min-height: 100%; background: #101310; }
body.embedded::before, body.embedded .masthead { display: none; }
body.embedded .studio-shell { width: min(100% - 16px, 920px); padding: 8px 0 12px; }
body.embedded .hero { padding: 4px 0 10px; }
body.embedded .hero > .eyebrow,
body.embedded .hero > h1,
body.embedded .hero > .lede { display: none; }
body.embedded .voice-lab {
  width: min(100%, 460px);
  margin-top: 4px;
  padding: 12px;
}
body.embedded .voice-lab-heading h2 { font-size: 0.88rem; }
body.embedded .provider-options { margin-top: 10px; }
body.embedded .provider-option { min-height: 34px; padding: 6px; font-size: 0.7rem; }
body.embedded .model-field { margin-top: 9px; }
body.embedded .model-field select { min-height: 36px; font-size: 0.72rem; }
body.embedded .voice-model-detail { margin-top: 7px; font-size: 0.68rem; }
body.embedded .voice-stage { width: min(100%, 280px); margin: 8px 0 10px; }
body.embedded .mic-orb { width: 72px; height: 72px; }
body.embedded .mic-orb svg { width: 30px; }
body.embedded .signal-ring { top: 36px; width: 72px; height: 72px; }
body.embedded .level-meter { height: 18px; margin-top: 8px; }
body.embedded .stage-status { margin-top: 6px; font-size: 0.9rem; }
body.embedded .stage-detail { font-size: 0.74rem; }
body.embedded .session-clock { margin-top: 6px; font-size: 1.05rem; }
body.embedded .caption-panel {
  width: min(100%, 360px);
  margin: 0 0 10px;
  border-radius: 12px;
}
body.embedded .tool-monitor summary { min-height: 34px; padding: 0 10px; }
body.embedded .tool-monitor-list { padding: 0 7px 7px; }
body.embedded .tool-monitor-item { min-height: 36px; padding: 5px 7px; }
body.embedded .caption-log { max-height: 120px; gap: 8px; padding: 10px; }
body.embedded .caption-entry { grid-template-columns: 52px 1fr; gap: 8px; }
body.embedded .caption-text { font-size: 0.8rem; line-height: 1.5; }
body.embedded .controls { width: min(100%, 320px); gap: 8px; }
body.embedded .primary-button, body.embedded .end-button { min-height: 44px; }
body.embedded .access-field { display: none; }
body.embedded .session-panel,
body.embedded .trust-row { display: none; }

@media (max-width: 700px) {
  .studio-shell { width: min(100% - 24px, 560px); padding-top: 14px; }
  .masthead { flex-wrap: wrap; align-items: flex-start; }
  .profile-links { order: 3; width: 100%; margin-left: 0; }
  .provider-badge { max-width: 145px; }
  .provider-badge span:last-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .hero { padding-top: 52px; }
  h1 { max-width: 420px; }
  .lede { max-width: 420px; }
  .voice-stage { margin-top: 42px; }
  .provider-options { grid-template-columns: 1fr; }
  .model-field { grid-template-columns: 1fr; gap: 7px; }
  .voice-model-detail { margin-left: 0; }
  .session-panel { grid-template-columns: 1fr; gap: 24px; padding: 22px; }
  .trust-row { grid-template-columns: 1fr; }
}

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