:root {
  color-scheme: dark;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.4;
  --bg: #101114;
  --panel: #191b20;
  --panel-2: #20242b;
  --text: #f3f4f6;
  --muted: #9ca3af;
  --border: #323844;
  --accent: #36c48f;
  --accent-2: #4da3ff;
  --danger: #f97373;
  --warn: #f5bd4f;
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

button,
input {
  font: inherit;
}

button {
  min-height: 36px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #262b33;
  color: var(--text);
  cursor: pointer;
  padding: 0 14px;
}

button:hover {
  border-color: var(--accent-2);
}

button:disabled {
  cursor: default;
  opacity: 0.45;
}

button:disabled:hover {
  border-color: var(--border);
}

button.primary,
#voiceButton.active {
  border-color: transparent;
  background: var(--accent);
  color: #06110d;
}

input[type="text"],
input:not([type]) {
  min-height: 36px;
}

input[type="text"],
input[name] {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #111318;
  color: var(--text);
  padding: 7px 9px;
}

input[readonly],
input:disabled {
  border-color: rgba(255, 255, 255, 0.08);
  background: #15171b;
  color: var(--muted);
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  font-weight: 720;
}

h2 {
  font-size: 15px;
  font-weight: 680;
}

#connectionStatus {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

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

.toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0 12px;
  color: var(--muted);
}

.mainGrid {
  display: grid;
  gap: 14px;
  padding-top: 18px;
}

.panel {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  padding: 14px;
}

.peersPanel {
  overflow-x: auto;
}

.debugPanel {
  overflow: hidden;
  padding: 0;
}

.debugPanel summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
  padding: 14px 16px;
  color: var(--muted);
  user-select: none;
}

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

.debugSummaryText {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.debugSummaryText strong {
  color: var(--text);
  font-size: 14px;
}

.debugSummaryText small {
  color: var(--muted);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.debugChevron {
  width: 9px;
  height: 9px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform 120ms ease;
}

.debugPanel[open] .debugChevron {
  transform: rotate(225deg);
}

.debugPanel[open] summary {
  border-bottom: 1px solid var(--border);
}

.debugConsole {
  display: grid;
  grid-template-areas:
    "identity position"
    "identity server"
    "log log";
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
}

.debugSection {
  min-width: 0;
  padding: 16px;
}

.identitySection {
  grid-area: identity;
  border-right: 1px solid var(--border);
}

.positionSection {
  grid-area: position;
}

.serverSection {
  grid-area: server;
  border-top: 1px solid var(--border);
}

.logPanel {
  grid-area: log;
  border-top: 1px solid var(--border);
}

.debugSectionHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 28px;
}

.statusChip {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  background: rgba(77, 163, 255, 0.14);
  color: var(--accent-2);
  font-size: 12px;
  font-weight: 680;
  padding: 0 10px;
}

.statusChip.manual {
  background: rgba(245, 189, 79, 0.16);
  color: var(--warn);
}

.fieldStack {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.fieldRow {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

.fieldStack button[type="submit"] {
  width: 100%;
}

.metricGrid {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

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

.serverMetrics {
  grid-template-columns: 1.4fr repeat(3, minmax(92px, 0.6fr));
}

.metricItem {
  display: grid;
  align-content: start;
  gap: 6px;
  min-width: 0;
  min-height: 68px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 8px;
  background: #111318;
  padding: 10px 11px;
}

.metricItem span,
.metricItem output {
  color: var(--muted);
  font-size: 12px;
}

.metricItem output {
  display: block;
  color: var(--text);
  cursor: default;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  line-height: 1.25;
  overflow-wrap: anywhere;
  user-select: text;
}

.wideMetric {
  grid-column: span 1;
}

.positionMetrics .wideMetric {
  grid-column: 1 / -1;
}

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

#peerCount {
  color: var(--muted);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.peerHead,
.peerRow {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) 84px 86px minmax(150px, 220px) 86px;
  align-items: center;
  gap: 10px;
}

.peerHead {
  margin-top: 14px;
  padding: 8px 10px;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0;
}

.peerRow {
  position: relative;
  overflow: hidden;
  min-height: 44px;
  border-top: 1px solid var(--border);
  padding: 8px 10px;
  font-size: 14px;
  transition:
    background-color 120ms ease,
    box-shadow 120ms ease;
}

.peerRow::before {
  content: "";
  position: absolute;
  top: 7px;
  bottom: 7px;
  left: 0;
  width: 3px;
  border-radius: 999px;
  background: var(--accent);
  opacity: 0;
  transform: scaleY(0.35);
  transition:
    opacity 90ms ease,
    transform 90ms ease;
}

.peerRow.speaking {
  background:
    linear-gradient(90deg, rgba(54, 196, 143, 0.16), rgba(54, 196, 143, 0.03) 46%, transparent),
    var(--panel);
  box-shadow: inset 0 0 0 1px rgba(54, 196, 143, 0.28);
}

.peerRow.speaking::before {
  opacity: max(0.35, var(--voice-level));
  transform: scaleY(max(0.45, var(--voice-level)));
}

.peerRow.speaking strong::after {
  content: "말하는 중";
  display: inline-flex;
  align-items: center;
  min-height: 18px;
  margin-left: 8px;
  border-radius: 999px;
  background: rgba(54, 196, 143, 0.18);
  color: var(--accent);
  font-size: 11px;
  font-weight: 680;
  padding: 0 7px;
}

.peerRow strong {
  display: block;
  overflow-wrap: anywhere;
}

.peerRow small {
  display: block;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.peerVolume {
  display: grid;
  grid-template-columns: minmax(80px, 1fr) 42px;
  align-items: center;
  gap: 8px;
}

.peerVolume input {
  min-width: 0;
}

.peerVolume output {
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 62px;
  min-height: 24px;
  border-radius: 6px;
  background: var(--panel-2);
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.badge.ok {
  color: #052016;
  background: var(--accent);
}

.badge.warn {
  color: #2a1a03;
  background: var(--warn);
}

.badge.off {
  color: #2b0808;
  background: var(--danger);
}

#logOutput {
  min-height: 160px;
  max-height: 260px;
  margin: 12px 0 0;
  overflow: auto;
  border-radius: 6px;
  background: #0c0d10;
  color: #cbd5e1;
  padding: 12px;
  font-size: 12px;
  white-space: pre-wrap;
}

@media (max-width: 760px) {
  .shell {
    width: min(100vw - 20px, 680px);
    padding-top: 14px;
  }

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

  .actions {
    width: 100%;
    justify-content: flex-start;
  }

  .mainGrid,
  .debugConsole {
    grid-template-columns: 1fr;
  }

  .debugConsole {
    grid-template-areas:
      "identity"
      "position"
      "server"
      "log";
  }

  .identitySection {
    border-right: 0;
  }

  .positionSection {
    border-top: 1px solid var(--border);
  }

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

  .serverMetrics .wideMetric {
    grid-column: 1 / -1;
  }

  .peerHead,
  .peerRow {
    grid-template-columns: minmax(120px, 1fr) 62px 68px minmax(120px, 1fr) 64px;
    gap: 8px;
  }
}