:root {
  color-scheme: light;
  --bg: #f5f6f7;
  --panel: #ffffff;
  --text: #1f2328;
  --muted: #667085;
  --line: #d9dde3;
  --accent: #0f766e;
  --accent-dark: #115e59;
  --danger: #b42318;
  --shadow: 0 12px 32px rgba(16, 24, 40, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
  min-width: 0;
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  line-height: 1.1;
  font-weight: 750;
}

.toolbar p,
.panel-title span,
label,
.dial-active span,
.translated {
  color: var(--muted);
}

.toolbar p {
  margin-top: 8px;
  font-size: 14px;
}

.status,
.panel-title span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  background: #fff;
  font-size: 12px;
  white-space: nowrap;
}

.panel-title span {
  white-space: normal;
  overflow-wrap: anywhere;
}

.status.online {
  border-color: #9ad4c9;
  color: var(--accent-dark);
  background: #edfdfa;
}

.status.offline {
  border-color: #f2b8b5;
  color: var(--danger);
  background: #fff4f2;
}

.view-tabs {
  display: flex;
  gap: 4px;
  align-items: center;
  margin: 14px 0;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}

.view-tabs button {
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  padding: 10px 12px;
  white-space: nowrap;
  box-shadow: none;
}

.view-tabs button:hover,
.view-tabs button.is-active {
  background: transparent;
  color: var(--accent-dark);
}

.view-tabs button.is-active {
  box-shadow: inset 0 -2px 0 var(--accent);
}

.view {
  display: none;
}

.view.is-active {
  display: block;
}

.dial-bar {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(180px, 1fr) auto;
  gap: 12px 16px;
  align-items: end;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 14px 16px;
  margin-bottom: 14px;
}

.dial-field {
  display: grid;
  gap: 6px;
  margin: 0;
  font-size: 12px;
  font-weight: 650;
  color: var(--muted);
}

.dial-actions {
  display: flex;
  gap: 8px;
}

.dial-status {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  font-size: 12px;
  color: var(--muted);
  padding-top: 4px;
  border-top: 1px dashed var(--line);
}

.dial-active strong {
  margin-left: 6px;
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  overflow-wrap: anywhere;
}

.grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
  gap: 16px;
  align-items: stretch;
}

.dock {
  display: grid;
  gap: 16px;
  align-content: start;
  min-width: 0;
}

.grid > *,
.case-grid > *,
.panel,
.panel-title,
label,
.inline-control {
  min-width: 0;
}

.caption-stage {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 16px 20px;
  overflow: hidden;
}

.caption-stage-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
}

.caption-stage-scroll {
  position: relative;
  overflow-y: auto;
  scroll-behavior: smooth;
  padding: 8px 4px 28vh;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.caption-stage-scroll::-webkit-scrollbar {
  width: 6px;
}

.caption-stage-scroll::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 3px;
}

.caption-stage-empty {
  display: grid;
  gap: 6px;
  padding: 12px 0;
}

.caption-stage-empty strong {
  font-size: 16px;
  line-height: 1.45;
  color: var(--muted);
  font-weight: 600;
}

.caption-stage-empty p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

/* Lyric line — distance-based fade comes from inline style on each line */
.lyric {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 14px 12px;
  border-radius: 8px;
  transition: opacity 0.35s ease, transform 0.35s ease, background 0.25s ease;
  transform: scale(1);
  transform-origin: left center;
}

.lyric .who {
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  white-space: nowrap;
  letter-spacing: 0.02em;
  padding-top: 4px;
}

.lyric.is-operator .who {
  color: #4f6fad;
}

.lyric.is-remote .who {
  color: var(--accent-dark);
}

.lyric .body {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.lyric .target {
  font-size: 17px;
  line-height: 1.55;
  font-weight: 600;
  overflow-wrap: anywhere;
  transition: font-size 0.25s ease, font-weight 0.25s ease;
}

.lyric.is-remote .target {
  color: var(--accent-dark);
}

.lyric.is-operator .target {
  color: #3b5998;
}

.lyric .source {
  font-size: 13px;
  line-height: 1.5;
  overflow-wrap: anywhere;
  opacity: 0.7;
}

.lyric.is-remote .source {
  color: var(--accent-dark);
}

.lyric.is-operator .source {
  color: #3b5998;
}

.lyric .time {
  color: var(--muted);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  margin-top: 2px;
}

.lyric.is-current {
  background: #f4f8f7;
  transform: scale(1.02);
}

.lyric.is-current .target {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
}

.lyric.is-current.is-operator {
  background: #f1f4fa;
}

.caption-stage {
  padding: 18px 24px;
  min-height: 600px;
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0,
    #000 48px,
    #000 calc(100% - 20px),
    transparent 100%
  );
          mask-image: linear-gradient(
    to bottom,
    transparent 0,
    #000 48px,
    #000 calc(100% - 20px),
    transparent 100%
  );
}

.caption-stage-scroll {
  flex: 1 1 auto;
  min-height: 0;
  max-height: none;
  height: auto;
  padding-top: 22%;
  padding-bottom: 32%;
}

.caption-stage.is-empty {
  min-height: 320px;
}

.caption-stage.is-empty .caption-stage-scroll {
  padding: 8px 0;
}

.lyric {
  padding: 16px 12px;
}

.lyric .target {
  font-size: 18px;
}

.lyric.is-current .target {
  font-size: 28px;
  line-height: 1.4;
}

.lyric.is-current {
  background: transparent;
  transform: scale(1);
}

.lyric.is-current .who {
  font-size: 13px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.panel-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.panel-title h2 {
  font-size: 16px;
  line-height: 1.2;
}

.panel-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.divider {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 6px 0 14px;
}

label {
  display: grid;
  gap: 8px;
  font-size: 13px;
  font-weight: 650;
  margin-bottom: 14px;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  padding: 11px 12px;
  outline: none;
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.case-panel textarea {
  min-height: 86px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 10px;
}

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

input:focus,
select:focus,
textarea:focus {
  border-color: #5eb2a8;
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.12);
}

.inline-control {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

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

button {
  border: 0;
  border-radius: 8px;
  padding: 10px 14px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

button:hover:not(:disabled) {
  background: var(--accent-dark);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

button.secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
}

button.secondary:hover:not(:disabled) {
  background: #f1f4f6;
}

button.compact {
  padding: 6px 10px;
  font-size: 12px;
}

.translated {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 44px;
  padding: 10px;
  font-size: 13px;
  background: #fafafa;
}

.memory-update {
  display: grid;
  gap: 4px;
  margin-top: 8px;
  padding: 9px 10px;
  border: 1px solid #d8e7e3;
  border-radius: 8px;
  color: var(--muted);
  background: #fbfdfc;
  font-size: 12px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.memory-update strong {
  color: var(--accent-dark);
  font-size: 12px;
}

.ai-time {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-left: 8px;
  padding: 2px 6px;
  border: 1px solid #c7ddd8;
  border-radius: 999px;
  color: var(--accent-dark);
  background: #f3faf8;
  font-size: 11px;
  font-weight: 650;
  line-height: 1.25;
  white-space: nowrap;
}

.translated .ai-time,
.analysis .ai-time,
.timeline-analysis .ai-time {
  vertical-align: middle;
}

.suggestions {
  display: grid;
  gap: 10px;
}

.materials {
  display: grid;
  gap: 8px;
  margin: 4px 0 16px;
}

.material-row {
  display: grid;
  grid-template-columns: auto minmax(140px, 0.8fr) minmax(180px, 1fr);
  align-items: start;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #fafafa;
}

.material-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent);
}

.material-title {
  display: grid;
  gap: 3px;
}

.material-title strong {
  font-size: 13px;
}

.material-title span {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.material-row input[type="text"] {
  padding: 8px 10px;
}

.suggestion {
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.suggestion header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 10px;
  color: var(--muted);
  font-size: 12px;
}

.suggestion-meta {
  display: inline-flex;
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  min-width: 0;
  text-align: right;
}

.suggestion h3 {
  margin: 0;
  color: var(--text);
  font-size: 14px;
}

.suggestion strong,
.analysis strong {
  font-size: 14px;
  line-height: 1.45;
}

.suggestion p,
.analysis p,
.analysis li {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.suggestion button {
  justify-self: start;
}

.transcript-panel,
.calls-panel {
  margin-top: 16px;
}

.transcript,
.calls,
.communication-timeline {
  display: grid;
  gap: 10px;
}

.empty {
  color: var(--muted);
  font-size: 14px;
  padding: 12px;
  border: 1px dashed var(--line);
  border-radius: 8px;
}

.line {
  display: grid;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.line header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
}

.line strong {
  font-size: 14px;
}

.line p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.call-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
}

.call-row:last-child {
  border-bottom: 0;
}

.call-row span,
.call-row time {
  color: var(--muted);
  font-size: 12px;
}

.call-row strong {
  font-size: 13px;
  overflow-wrap: anywhere;
}

.analysis {
  margin-top: 14px;
}

.analysis:not(.empty) {
  display: grid;
  gap: 10px;
  color: var(--text);
  border-style: solid;
}

.analysis ul {
  margin: 0;
  padding-left: 18px;
}

.communication-item {
  border-top: 1px solid var(--line);
  padding: 0;
}

.communication-item:first-child {
  border-top: 0;
}

.communication-item summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
}

.communication-item summary::-webkit-details-marker {
  display: none;
}

.timeline-main {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.timeline-main strong {
  font-size: 14px;
  overflow-wrap: anywhere;
}

.timeline-main span,
.timeline-meta {
  color: var(--muted);
  font-size: 12px;
}

.timeline-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
}

.timeline-body {
  display: grid;
  gap: 12px;
  padding: 0 0 16px 18px;
  border-left: 2px solid #dfeeea;
  margin-left: 5px;
}

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

.timeline-line {
  display: grid;
  gap: 5px;
  padding: 10px 0;
}

.timeline-line header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: 12px;
}

.timeline-line strong {
  font-size: 14px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.timeline-line p,
.timeline-analysis p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.timeline-line.is-remote strong {
  color: var(--accent-dark);
}

.timeline-line.is-operator strong {
  color: #3b5998;
}

.timeline-analysis {
  display: grid;
  gap: 5px;
  padding: 10px 12px;
  background: #f8faf9;
  border-left: 3px solid #9ad4c9;
}

@media (max-width: 1080px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .dial-bar {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- case bar ---------- */
.case-bar {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  flex-wrap: wrap;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: var(--shadow);
  padding: 12px 14px;
  margin-bottom: 14px;
}

.case-bar-fields {
  display: grid;
  grid-template-columns: minmax(160px, 0.9fr) minmax(200px, 1.3fr) minmax(120px, 0.7fr) minmax(140px, 0.9fr) minmax(140px, 1fr);
  gap: 10px;
  flex: 1 1 auto;
  min-width: 0;
}

.case-bar-field {
  display: grid;
  gap: 4px;
  margin: 0;
  font-size: 12px;
  font-weight: 650;
  color: var(--muted);
  min-width: 0;
}

.case-bar-field input,
.case-bar-field select {
  padding: 8px 10px;
  font-size: 13px;
}

.case-bar-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

/* ---------- case details panel ---------- */
.case-details {
  margin-top: 16px;
}

.case-details-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-details-text {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 14px;
}

@media (max-width: 1080px) {
  .case-details-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-details-text {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .case-details-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1080px) {
  .case-bar-fields {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .dial-bar {
    grid-template-columns: 1fr;
  }

  .dial-actions {
    width: 100%;
  }

  .dial-actions button {
    flex: 1;
  }

  .case-bar-fields {
    grid-template-columns: 1fr;
  }

  .case-bar-actions {
    width: 100%;
  }

  .case-bar-actions button {
    flex: 1;
  }

  .communication-item summary {
    grid-template-columns: 1fr;
  }

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

  .case-grid {
    grid-template-columns: 1fr;
  }

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

  .material-row input[type="text"] {
    grid-column: 1 / -1;
  }

  .shell {
    width: min(100vw - 20px, 680px);
    padding-top: 18px;
  }

  .caption-stage {
    padding: 12px;
    min-height: 480px;
  }

  .lyric .target {
    font-size: 15px;
  }

  .lyric.is-current .target {
    font-size: 18px;
  }

  .modal {
    padding: 12px;
  }

  .modal-dialog {
    max-height: calc(100vh - 24px);
  }
}