/* The operator's console: the participant's camera on the left, everything the operator does on
   the right. Quiet surfaces; colour only where it means something — the phone's link, the age
   of the frame, the outcome and safety buttons. */

:root {
  color-scheme: dark;
  --bg: #0a0b0d;
  --surface: #121317;
  --surface-2: #181a1f;
  --surface-3: #22252c;
  --border: rgb(255 255 255 / 0.08);
  --border-2: rgb(255 255 255 / 0.14);
  --text: #ededf0;
  --text-2: #a9abb5;
  --text-3: #858894;
  --accent: #8b7bff;
  --accent-text: #ffffff;
  --ok: #3ddc97;
  --warn: #f5b546;
  --danger: #ff6b81;
  --say: #7cc4ff;
  --radius: 14px;
  --radius-sm: 9px;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", Inter, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --bg: #f3f3f6;
    --surface: #ffffff;
    --surface-2: #f6f6f9;
    --surface-3: #e9e9ef;
    --border: rgb(20 20 40 / 0.09);
    --border-2: rgb(20 20 40 / 0.16);
    --text: #111118;
    --text-2: #4b4d5a;
    --text-3: #676a77;
    --accent: #5b4bf0;
    --ok: #0f9d68;
    --warn: #b86e00;
    --danger: #d81b45;
    --say: #0b6fb8;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 var(--sans);
}

h1,
h2 {
  margin: 0;
  font-weight: 650;
  letter-spacing: -0.01em;
}

h1 {
  font-size: 1.05rem;
}

h2 {
  font-size: 1rem;
}

p {
  margin: 0;
}

.mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
}

.muted {
  color: var(--text-2);
}

.small {
  font-size: 0.85rem;
}

[hidden] {
  display: none !important;
}

kbd {
  display: inline-block;
  min-width: 1.4em;
  padding: 0 0.35em;
  border: 1px solid var(--border-2);
  border-radius: 5px;
  font: 0.72rem/1.5 var(--mono);
  color: var(--text-3);
  text-align: center;
}

/* ── top bar ─────────────────────────────────────────────────────── */

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.brand-name {
  font-weight: 800;
  letter-spacing: 0.06em;
}

.brand-sep {
  color: var(--text-3);
}

.topbar-side {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  font-size: 0.85rem;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--danger);
}

#phone-pill[data-on="true"] .dot {
  background: var(--ok);
}

#phone-pill[data-on="paused"] .dot {
  background: var(--warn);
}

/* ── buttons and fields ──────────────────────────────────────────── */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 38px;
  padding: 7px 13px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-weight: 560;
  cursor: pointer;
  touch-action: manipulation;
}

.button:hover {
  background: var(--surface-3);
}

.button:active {
  transform: translateY(1px);
}

.button:focus-visible,
.chip-button:focus-visible,
.talk:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.button.small {
  min-height: 32px;
  padding: 4px 10px;
  font-size: 0.85rem;
}

.button.primary {
  border-color: transparent;
  background: var(--accent);
  color: var(--accent-text);
}

.button.danger,
.button.outcome.danger {
  border-color: color-mix(in srgb, var(--danger) 55%, transparent);
  color: var(--danger);
}

.button.outcome.ok {
  border-color: color-mix(in srgb, var(--ok) 55%, transparent);
  color: var(--ok);
}

.icon-button {
  border: 0;
  background: none;
  color: inherit;
  font-size: 1.3rem;
  cursor: pointer;
}

.field {
  display: grid;
  gap: 5px;
  font-size: 0.85rem;
  color: var(--text-2);
}

input,
select,
textarea {
  width: 100%;
  min-height: 38px;
  padding: 7px 10px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
}

textarea {
  resize: vertical;
}

input[readonly] {
  font-family: var(--mono);
  font-size: 0.82rem;
}

.check {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 560;
}

.check input {
  width: 20px;
  min-height: 20px;
  height: 20px;
}

.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.row3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  align-items: end;
}

.small-check {
  min-height: 38px;
  font-size: 0.9rem;
}

.grow {
  flex: 1 1 220px;
}

/* ── login and lobby ─────────────────────────────────────────────── */

.screen {
  display: grid;
  gap: 16px;
  max-width: 720px;
  margin: 24px auto;
  padding: 0 16px;
}

.card {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

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

.sessions li {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}

.session-title {
  font-weight: 600;
}

.row-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

/* ── the desk ────────────────────────────────────────────────────── */

.desk {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(400px, 1fr);
  gap: 16px;
  align-items: start;
  padding: 16px;
}

.panel {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  min-width: 0;
}

.view {
  position: sticky;
  top: 66px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.chip {
  padding: 2px 9px;
  border-radius: 999px;
  background: var(--surface-3);
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

.chip[data-age="fresh"] {
  color: var(--ok);
}

.chip[data-age="late"] {
  color: var(--warn);
}

.chip[data-age="stale"] {
  color: var(--danger);
}

.frame {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: #000;
}

.frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.frame-empty {
  max-width: 34ch;
  padding: 16px;
  color: #b9bbc4;
  text-align: center;
}

.frame-time {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgb(0 0 0 / 0.6);
  color: #fff;
  font-size: 0.85rem;
}

.meter-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-2);
}

.meter {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-3);
}

.meter-fill {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: var(--ok);
  transition: width 80ms linear;
}

.speaking {
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--say) 14%, transparent);
  color: var(--say);
  font-weight: 560;
}

.settings summary {
  cursor: pointer;
  color: var(--text-2);
  font-weight: 560;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.control {
  gap: 0;
  padding: 0;
}

.block {
  display: grid;
  gap: 10px;
  padding: 14px;
  border-bottom: 1px solid var(--border);
}

.block:last-child {
  border-bottom: 0;
}

.block-title {
  font-size: 0.8rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-3);
}

.link-row,
.free-row,
.note-row {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 8px;
}

.link-row {
  padding: 14px 14px 4px;
}

#link-state {
  padding: 0 14px 12px;
  border-bottom: 1px solid var(--border);
}

.segmented {
  display: inline-flex;
  gap: 0;
  margin: 0;
  padding: 3px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius-sm);
  background: var(--surface-2);
}

.segmented legend {
  float: left;
  padding: 7px 12px 0 6px;
  font-size: 0.85rem;
  color: var(--text-2);
}

.segmented label {
  position: relative;
}

.segmented input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  min-height: 0;
}

.segmented span {
  display: block;
  padding: 6px 16px;
  border-radius: 7px;
  font-weight: 600;
  cursor: pointer;
}

.segmented input:checked + span {
  background: var(--accent);
  color: var(--accent-text);
}

.segmented input:focus-visible + span {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.running {
  background: color-mix(in srgb, var(--accent) 9%, transparent);
}

.running-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.task-title {
  font-weight: 650;
}

.timer {
  font-size: 1.5rem;
  font-weight: 650;
}

.timer .muted {
  font-size: 0.85rem;
  font-weight: 500;
}

.marks {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 8px;
}

.marks .button {
  justify-content: space-between;
}

.mark-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border: 1px dashed transparent;
  border-radius: var(--radius-sm);
}

.mark-group .group-label {
  margin-right: 4px;
  font-size: 0.8rem;
  color: var(--text-3);
}

.mark-group .button {
  min-height: 34px;
  padding: 4px 10px;
  font-size: 0.88rem;
}

/* The participant paused the camera: the operator asks why and presses the reason. */
.mark-group.prompt {
  border-color: var(--warn);
  background: color-mix(in srgb, var(--warn) 10%, transparent);
}

.mark-group.prompt .group-label {
  color: var(--warn);
  font-weight: 650;
}

.end-note-row {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 8px;
}

#task-timer[data-over="soon"] {
  color: var(--warn);
}

#task-timer[data-over="limit"] {
  color: var(--danger);
}

.forms summary {
  cursor: pointer;
}

.form-grid {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.tlx {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
}

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

.chip-button {
  min-width: 52px;
  min-height: 34px;
  padding: 4px 10px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text);
  font: inherit;
  font-variant-numeric: tabular-nums;
  cursor: pointer;
}

.chip-button[aria-checked="true"] {
  border-color: transparent;
  background: var(--accent);
  color: var(--accent-text);
}

.palette {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  align-items: center;
}

.palette .group-label {
  grid-column: 1 / -1;
  margin-top: 4px;
  font-size: 0.8rem;
  color: var(--text-3);
}

.palette .button {
  justify-content: space-between;
  min-height: 44px;
  color: var(--say);
}

.palette .wide {
  grid-column: span 2;
}

/* «Ищу…» is said once a task: after it the button stays, quieter. */
.palette .button.said {
  opacity: 0.55;
}

.talk-block {
  justify-items: stretch;
}

.talk {
  min-height: 64px;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--text);
  font: inherit;
  font-size: 1.1rem;
  font-weight: 650;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  touch-action: none;
}

.talk[aria-pressed="true"] {
  background: var(--accent);
  color: var(--accent-text);
}

.log {
  display: grid;
  gap: 2px;
  max-height: 340px;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  list-style: none;
}

.log li {
  display: grid;
  grid-template-columns: 4.2em 1fr;
  gap: 8px;
  padding: 4px 6px;
  border-radius: 6px;
  font-size: 0.88rem;
}

.log-time {
  color: var(--text-3);
}

.log li[data-tone="say"] {
  color: var(--say);
}

.log li[data-tone="outcome"] {
  font-weight: 650;
}

.log li[data-tone="warn"] {
  color: var(--danger);
}

.log li[data-tone="phone"] {
  color: var(--text-2);
}

.end-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
}

/* ── the toast ───────────────────────────────────────────────────── */

.toast {
  position: fixed;
  left: 50%;
  bottom: 16px;
  z-index: 10;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: min(680px, calc(100vw - 32px));
  padding: 12px 14px;
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  background: var(--surface-3);
  box-shadow: 0 16px 40px -20px rgb(0 0 0 / 0.7);
  transform: translateX(-50%);
}

.toast p {
  flex: 1;
  overflow-wrap: anywhere;
}

/* ── narrow screens: one column, the camera on top ───────────────── */

@media (max-width: 980px) {
  .desk {
    grid-template-columns: minmax(0, 1fr);
    padding: 12px;
  }

  .view {
    position: static;
  }

  /* A wrapped bar would cover half a phone's screen: it scrolls away with the page. */
  .topbar {
    position: static;
    padding: 8px 12px;
  }
}

@media (max-width: 560px) {
  .row2,
  .row3 {
    grid-template-columns: 1fr;
  }

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

  .palette .wide {
    grid-column: 1 / -1;
  }

  kbd {
    display: none;
  }
}