:root {
  --bg: #f7f1e8;
  --bg-strong: #e9dcc8;
  --panel: rgba(255, 250, 243, 0.78);
  --panel-strong: #fffdf8;
  --text: #1f1a16;
  --muted: #6f6256;
  --line: rgba(64, 43, 24, 0.12);
  --accent: #c75c34;
  --accent-dark: #944125;
  --success: #2f7d57;
  --idle: #8d7f73;
  --recording: #b42318;
  --shadow: 0 24px 70px rgba(90, 59, 29, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --sidebar-card-height: clamp(620px, 76vh, 860px);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(199, 92, 52, 0.18), transparent 28%),
    radial-gradient(circle at right, rgba(47, 125, 87, 0.16), transparent 22%),
    linear-gradient(140deg, #f6eee3 0%, #efe0ca 48%, #f8f3ec 100%);
}

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

.page-shell {
  width: min(1440px, calc(100% - 32px));
  margin: 10px auto;
  display: grid;
  grid-template-columns: minmax(420px, 500px) minmax(0, 1fr);
  gap: 18px;
}

.control-panel,
.main-panel,
.stack,
.content-grid,
.button-row {
  display: grid;
  gap: 8px;
}

.control-panel {
  gap: 4px;
}

.content-grid {
  grid-template-columns: 1.3fr 1fr;
}

.card {
  background: var(--panel);
  backdrop-filter: blur(20px);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  padding: 16px;
}

.brand-block {
  padding: 0 6px;
  display: grid;
  gap: 2px;
}

.sidebar-panel {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  grid-auto-rows: 1fr;
  align-items: stretch;
}

.panel-stage {
  margin-top: 0;
}

.panel-stage-pending {
  visibility: hidden;
}

.panel-card {
  display: grid;
  height: var(--sidebar-card-height);
  align-content: start;
  overflow: hidden;
}

.panel-content {
  display: grid;
  gap: 8px;
  height: 100%;
  min-height: 0;
  align-content: start;
  overflow: auto;
  padding-right: 4px;
}

.panel-card-left,
.panel-card-right {
  min-height: 100%;
}

.panel-switcher {
  position: relative;
  display: block;
  align-self: start;
  padding: 0 6px;
  margin-top: 0;
  margin-bottom: 0;
  z-index: 30;
}

.panel-menu-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid rgba(64, 43, 24, 0.12);
  background: rgba(255, 255, 255, 0.52);
  color: var(--accent-dark);
  padding: 7px 12px;
}

.panel-menu-caret {
  font-size: 0.95rem;
  color: var(--muted);
}

.panel-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 6px;
  right: 6px;
  z-index: 20;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 6px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 250, 243, 0.96);
  box-shadow: 0 18px 40px rgba(90, 59, 29, 0.12);
}

.panel-menu-item {
  width: 100%;
  display: block;
  border-radius: 14px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 8px 12px;
}

.panel-menu-item.is-active {
  background: rgba(199, 92, 52, 0.12);
  border-color: rgba(199, 92, 52, 0.18);
  color: var(--accent-dark);
}

.eyebrow {
  margin: 0 0 2px;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent-dark);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.05;
}

h1 {
  font-size: clamp(1.95rem, 3.1vw, 3.15rem);
}

h2 {
  font-size: 2rem;
}

.brand-copy,
.section-copy,
.hero-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.25;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-size: 0.95rem;
  font-weight: 600;
}

.field-hint {
  color: var(--muted);
  line-height: 1.5;
}

.model-status-card {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.52);
}

.model-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.mini-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 76px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  background: rgba(141, 127, 115, 0.12);
  color: var(--idle);
}

.mini-status.connected {
  background: rgba(47, 125, 87, 0.14);
  color: var(--success);
}

.mini-status.failed {
  background: rgba(180, 35, 24, 0.12);
  color: var(--recording);
}

.mini-status.pending {
  background: rgba(141, 127, 115, 0.12);
  color: var(--idle);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--panel-strong);
  padding: 14px 16px;
  color: var(--text);
}

textarea {
  resize: vertical;
}

button {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  cursor: pointer;
  transition: transform 180ms ease, opacity 180ms ease, background 180ms ease;
}

button:hover:not(:disabled) {
  transform: translateY(-1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.primary-btn {
  background: linear-gradient(135deg, var(--accent) 0%, #de8b53 100%);
  color: white;
}

.ghost-btn {
  background: rgba(255, 255, 255, 0.65);
  color: var(--text);
  border: 1px solid var(--line);
}

.panel-head,
.recording-top,
.record-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.chat-card,
.recordings-card {
  min-height: 720px;
}

.compact-actions {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.compact-actions button {
  min-height: 40px;
  padding: 8px 10px;
  font-size: 0.82rem;
  white-space: nowrap;
  width: 100%;
}

#startSessionBtn,
#endSessionBtn,
#recordBtn,
#sendBtn {
  min-height: 40px;
  padding: 8px 10px;
  font-size: 0.82rem;
  white-space: nowrap;
  width: 100%;
}

.recorder-panel-content {
  grid-template-rows: auto auto auto 1fr auto;
  height: 100%;
}

.compact-copy {
  margin-top: 10px;
  max-width: 40rem;
}

.chat-log,
.recordings-list {
  margin-top: 18px;
  display: grid;
  gap: 14px;
  min-height: 620px;
  max-height: 620px;
  overflow: auto;
  padding: 14px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.38);
  padding-right: 8px;
}

.message {
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
}

.message.assistant {
  background: rgba(255, 255, 255, 0.68);
}

.message.assistant.playing {
  border-color: rgba(199, 92, 52, 0.45);
  box-shadow: 0 0 0 3px rgba(199, 92, 52, 0.12);
}

.message.user {
  background: rgba(199, 92, 52, 0.1);
}

.message-meta {
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.9rem;
}

.message-replay-btn {
  padding: 6px 12px;
  font-size: 0.82rem;
  white-space: nowrap;
}

.message-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.message-action-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.message-body,
.chat-empty,
.system-note,
.recording-transcript {
  margin: 0;
  line-height: 1.7;
  white-space: pre-wrap;
}

.chat-empty,
.system-note,
.empty-state {
  color: var(--muted);
}

.follow-up-stack {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.follow-up-block {
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.52);
}

.follow-up-block.nested {
  background: rgba(247, 241, 232, 0.78);
}

.follow-up-turn + .follow-up-turn {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.follow-up-block h5,
.follow-up-block p {
  margin: 0;
}

.follow-up-block p {
  margin-top: 6px;
  line-height: 1.7;
  white-space: pre-wrap;
  color: var(--muted);
}

.follow-up-question {
  color: var(--text);
}

.follow-up-answer.pending {
  color: var(--accent-dark);
}

.follow-up-action-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.follow-up-composer {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(199, 92, 52, 0.24);
  background: rgba(255, 248, 242, 0.88);
  display: grid;
  gap: 10px;
}

.follow-up-composer-label {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
}

.follow-up-composer textarea {
  width: 100%;
  min-height: 88px;
  resize: vertical;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  padding: 12px 14px;
  font: inherit;
  color: var(--text);
}

.follow-up-composer textarea:focus {
  outline: none;
  border-color: rgba(199, 92, 52, 0.48);
  box-shadow: 0 0 0 3px rgba(199, 92, 52, 0.12);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 86px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.9rem;
  background: rgba(141, 127, 115, 0.12);
  color: var(--idle);
}

.status-pill.success {
  background: rgba(47, 125, 87, 0.14);
  color: var(--success);
}

.status-pill.recording {
  background: rgba(180, 35, 24, 0.12);
  color: var(--recording);
}

.status-pill.idle {
  background: rgba(141, 127, 115, 0.12);
  color: var(--idle);
}

.audio-player {
  width: 100%;
}

.live-caption {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
}

.recorder-panel-content .live-caption {
  align-content: start;
  min-height: 0;
  height: 100%;
}

.caption-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.live-transcript {
  margin: 0;
  min-height: 220px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.live-transcript.empty {
  color: var(--muted);
}

.recording-item {
  padding: 18px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.56);
  display: grid;
  gap: 14px;
}

.recording-top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.collapse-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 86px;
  padding: 8px 14px;
  font-size: 0.9rem;
  line-height: 1;
  white-space: nowrap;
}

.recording-details {
  display: grid;
  gap: 14px;
}

.feedback-stack {
  display: grid;
  gap: 12px;
}

.feedback-block {
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(247, 241, 232, 0.88);
  padding: 14px;
}

.feedback-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.feedback-play-btn {
  padding: 8px 14px;
  font-size: 0.9rem;
  white-space: nowrap;
}

.feedback-block pre {
  margin: 8px 0 0;
  white-space: pre-wrap;
  line-height: 1.65;
  font-family: "SFMono-Regular", Consolas, monospace;
}

.hidden {
  display: none;
}

[hidden] {
  display: none !important;
}

@media (max-width: 1100px) {
  .page-shell,
  .content-grid,
  .panel-viewport {
    grid-template-columns: 1fr;
  }

  .panel-card {
    height: auto;
  }

  .panel-content {
    height: auto;
    min-height: auto;
    overflow: visible;
    padding-right: 0;
  }

  .chat-card,
  .recordings-card {
    min-height: auto;
  }

  .chat-log,
  .recordings-list {
    max-height: none;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1440px);
    margin: 10px auto 18px;
  }

  .card {
    padding: 18px;
    border-radius: 22px;
  }

  .button-row {
    grid-template-columns: 1fr;
  }

  h2 {
    font-size: 1.6rem;
  }
}