:root {
  --xt-bg-0: #04030b;
  --xt-bg-1: #0a0f1d;
  --xt-bg-2: #11152a;
  --xt-panel: rgba(10, 13, 26, 0.88);
  --xt-panel-strong: rgba(7, 9, 20, 0.95);
  --xt-border: rgba(20, 242, 255, 0.3);
  --xt-border-soft: rgba(255, 45, 149, 0.24);
  --xt-text: #f5f8ff;
  --xt-text-muted: #b6b8d9;
  --xt-accent: #14f2ff;
  --xt-accent-2: #ff2d95;
  --xt-good: #63ff94;
  --xt-warn: #ffd166;
  --xt-bad: #ff5f7a;
  --xt-neon-glow: 0 0 28px rgba(20, 242, 255, 0.2);
  --xt-font-display: "Orbitron", "Rajdhani", "Segoe UI", sans-serif;
  --xt-font-body: "Rajdhani", "Trebuchet MS", "Segoe UI", sans-serif;
  --xt-font-mono: "Share Tech Mono", Consolas, "Courier New", monospace;
  --xt-radius: 12px;
  --xt-shadow: 0 18px 40px rgba(0, 0, 0, 0.52);
}

* {
  box-sizing: border-box;
}

.xt3ndr-page {
  min-height: 100vh;
  margin: 0;
  padding: 24px;
  color: var(--xt-text);
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(circle at 14% 9%, rgba(20, 242, 255, 0.2), transparent 34%),
    radial-gradient(circle at 84% 14%, rgba(255, 45, 149, 0.2), transparent 36%),
    radial-gradient(circle at 50% 92%, rgba(166, 94, 255, 0.12), transparent 46%),
    linear-gradient(165deg, var(--xt-bg-0), var(--xt-bg-1) 54%, var(--xt-bg-2) 100%);
  font-family: var(--xt-font-body);
}

.xt3ndr-page::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  opacity: 0.32;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(20, 242, 255, 0.05) 0,
    rgba(20, 242, 255, 0.05) 1px,
    transparent 1px,
    transparent 4px
  );
  animation: xt3ndr-grid-drift 20s linear infinite;
}

.xt3ndr-shell {
  display: grid;
  gap: 14px;
  max-width: 1900px;
  margin: 0 auto;
}

/* Conference view should fully fit the browser viewport without outer scrolling. */
.xt3ndr-page.xt3ndr-conference-view {
  height: 100dvh;
  min-height: 100dvh;
  overflow: hidden;
  padding: 10px;
}

.xt3ndr-page.xt3ndr-conference-view .xt3ndr-shell {
  height: 100%;
  min-height: 0;
  gap: 10px;
  grid-template-rows: auto 1fr;
}

.xt3ndr-page.xt3ndr-conference-view .xt3ndr-hero {
  flex-shrink: 0;
  padding: 6px 10px;
}

.xt3ndr-page.xt3ndr-conference-view .xt3ndr-kicker {
  font-size: 0.64rem;
}

.xt3ndr-page.xt3ndr-conference-view .xt3ndr-join-instrumentation {
  margin-top: 4px;
}

.xt3ndr-page.xt3ndr-conference-view .xt3ndr-join-instrumentation-track {
  gap: 32px;
  padding: 3px 0;
}

.xt3ndr-page.xt3ndr-conference-view .xt3ndr-join-instrumentation-track > span {
  font-size: 0.66rem;
  padding: 0 10px;
}

.xt3ndr-page.xt3ndr-conference-view .xt3ndr-panel {
  min-height: 0;
  display: flex;
  flex-direction: column;
}

.xt3ndr-page.xt3ndr-conference-view .xt3ndr-topbar {
  flex-shrink: 0;
  padding: 8px 10px;
  gap: 8px;
}

.xt3ndr-hero,
.xt3ndr-panel,
.xt3ndr-chat-panel,
.xt3ndr-mqtt-panel,
.xt3ndr-venue-panel,
.xt3ndr-chair-panel,
.xt3ndr-connectivity-modal,
.xt3ndr-modal,
.xt3ndr-conference-layout,
.xt3ndr-diagnostics,
.xt3ndr-connectivity-card {
  background: linear-gradient(170deg, var(--xt-panel), var(--xt-panel-strong));
  border: 1px solid var(--xt-border);
  border-radius: var(--xt-radius);
  box-shadow: var(--xt-shadow);
  backdrop-filter: blur(5px);
}

.xt3ndr-hero {
  padding: 14px 18px;
}

.xt3ndr-kicker {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--xt-text-muted);
  font-size: 0.74rem;
}

.xt3ndr-join-instrumentation {
  margin-top: 8px;
  border: 1px solid rgba(20, 242, 255, 0.24);
  border-radius: 999px;
  background: rgba(9, 14, 30, 0.75);
  overflow: hidden;
  white-space: nowrap;
}

.xt3ndr-join-instrumentation-track {
  display: inline-flex;
  width: max-content;
  min-width: 100%;
  gap: 48px;
  padding: 6px 0;
  will-change: transform;
  animation: xt3ndr-join-ticker-scroll 28s linear infinite;
}

.xt3ndr-join-instrumentation-track > span {
  display: inline-block;
  padding: 0 16px;
  font-family: var(--xt-font-mono);
  font-size: 0.74rem;
  color: #d4f5ff;
  letter-spacing: 0.03em;
}

@keyframes xt3ndr-join-ticker-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .xt3ndr-join-instrumentation-track {
    animation: none;
  }
}

.xt3ndr-hero h1,
.xt3ndr-hero h2,
.xt3ndr-panel h2,
.xt3ndr-panel h3,
.xt3ndr-chat-panel h3,
.xt3ndr-chair-panel h2,
.xt3ndr-mqtt-head h3,
.xt3ndr-venue-panel h3,
.xt3ndr-conference-topbar-title h2 {
  margin: 0;
  color: #f4f7ff;
  letter-spacing: 0.05em;
  font-family: var(--xt-font-display);
  text-transform: uppercase;
  text-shadow: 0 0 14px rgba(20, 242, 255, 0.28);
}

.xt3ndr-topbar {
  display: grid;
  gap: 12px;
  padding: 14px;
  border-bottom: 1px solid var(--xt-border-soft);
}

.xt3ndr-account {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
}

.xt3ndr-account-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  min-width: 0;
  align-items: center;
}

.xt3ndr-account-row > input {
  min-width: 0;
}

.xt3ndr-label,
.xt3ndr-page label {
  color: var(--xt-text-muted);
  font-size: 0.86rem;
}

.xt3ndr-page input,
.xt3ndr-page select,
.xt3ndr-page textarea,
.xt3ndr-page button,
.xt3ndr-mode-link {
  font: inherit;
}

.xt3ndr-page input,
.xt3ndr-page select,
.xt3ndr-page textarea {
  width: 100%;
  background: rgba(9, 13, 28, 0.92);
  color: var(--xt-text);
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
  padding: 9px 11px;
  font-family: var(--xt-font-mono);
}

.xt3ndr-page textarea {
  resize: vertical;
  min-height: 120px;
}

.xt3ndr-page input:focus-visible,
.xt3ndr-page select:focus-visible,
.xt3ndr-page textarea:focus-visible,
.xt3ndr-page button:focus-visible,
.xt3ndr-mode-link:focus-visible {
  outline: 2px solid var(--xt-accent);
  outline-offset: 2px;
}

.xt3ndr-page button,
.xt3ndr-mode-link,
.xt3ndr-action {
  border: 1px solid var(--xt-border);
  background: linear-gradient(180deg, rgba(17, 25, 55, 0.95), rgba(13, 18, 41, 0.95));
  color: #eaf1ff;
  border-radius: 10px;
  padding: 8px 12px;
  min-height: 36px;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.xt3ndr-page button:hover,
.xt3ndr-mode-link:hover,
.xt3ndr-action:hover {
  border-color: var(--xt-accent-2);
  background: linear-gradient(180deg, rgba(46, 20, 72, 0.95), rgba(22, 17, 52, 0.95));
  box-shadow: var(--xt-neon-glow);
}

.xt3ndr-page button:disabled,
.xt3ndr-mode-link[aria-disabled="true"] {
  opacity: 0.58;
  cursor: not-allowed;
}

.xt3ndr-mode {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  position: relative;
  z-index: 2;
}

/* Guard against legacy built CSS turning mode bar into a full-screen overlay. */
.xt3ndr-page .xt3ndr-mode,
.xt3ndr-mode-sticky,
.xt3ndr-mode-floating {
  position: static !important;
  inset: auto !important;
  top: auto !important;
  right: auto !important;
  bottom: auto !important;
  left: auto !important;
  transform: none !important;
  width: 100% !important;
  height: auto !important;
  min-height: 0 !important;
  max-height: none !important;
  z-index: 2 !important;
  overflow: visible !important;
  pointer-events: auto !important;
}

.xt3ndr-mode-floating-hidden {
  display: none !important;
}

.xt3ndr-page .xt3ndr-mode > * {
  pointer-events: auto !important;
}

.xt3ndr-mode-button {
  min-width: 120px;
}

.xt3ndr-mode-button.active {
  border-color: var(--xt-accent);
  box-shadow: 0 0 0 1px rgba(20, 242, 255, 0.28) inset, var(--xt-neon-glow);
}

.xt3ndr-state {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.xt3ndr-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.77rem;
  color: #f5fbff;
  border: 1px solid var(--xt-border-soft);
  background: rgba(16, 22, 47, 0.72);
  border-radius: 999px;
  padding: 4px 10px;
}

.xt3ndr-badge-alt {
  border-color: rgba(255, 45, 149, 0.5);
  background: rgba(66, 16, 56, 0.72);
}

.xt3ndr-error {
  margin: 10px 14px;
  border: 1px solid rgba(255, 107, 122, 0.45);
  background: rgba(90, 20, 32, 0.48);
  color: #ffd7db;
  padding: 10px 12px;
  border-radius: 10px;
}

.xt3ndr-panel {
  overflow: hidden;
}

.xt3ndr-client-layout,
.xt3ndr-admin-layout,
.xt3ndr-tasks-layout {
  display: grid;
  gap: 12px;
  padding: 12px;
}

.xt3ndr-client-layout,
.xt3ndr-admin-layout {
  grid-template-columns: minmax(250px, 370px) minmax(0, 1fr);
}

.xt3ndr-board {
  position: relative;
  min-height: 560px;
  border: 1px solid var(--xt-border-soft);
  border-radius: 12px;
  background: radial-gradient(circle at 50% 0%, rgba(20, 242, 255, 0.06), rgba(7, 10, 23, 0.9) 60%);
  overflow: hidden;
}

.xt3ndr-board-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--xt-text-muted);
}

.xt3ndr-tile {
  position: absolute;
  border: 1px solid var(--xt-border-soft);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(18, 28, 52, 0.95), rgba(10, 16, 30, 0.95));
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.3);
  overflow: hidden;
}

.xt3ndr-tile-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--xt-border-soft);
  background: linear-gradient(90deg, rgba(22, 16, 53, 0.84), rgba(12, 27, 54, 0.84));
}

.xt3ndr-tile-header-actions,
.xt3ndr-feed-actions,
.xt3ndr-tile-audio-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.xt3ndr-tile-body {
  padding: 10px;
  display: grid;
  gap: 8px;
}

.xt3ndr-feed-video,
.xt3ndr-feed-iframe,
.xt3ndr-browser {
  width: 100%;
  min-height: 180px;
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
  background: #04070f;
}

.xt3ndr-feed-message,
.xt3ndr-help,
.xt3ndr-notes {
  color: var(--xt-text-muted);
  font-size: 0.86rem;
}

.xt3ndr-chat-panel,
.xt3ndr-mqtt-panel,
.xt3ndr-venue-panel,
.xt3ndr-connectivity-card,
.xt3ndr-diagnostics {
  padding: 12px;
}

.xt3ndr-chat-head,
.xt3ndr-mqtt-head,
.xt3ndr-venue-panel-head,
.xt3ndr-diagnostics-head,
.xt3ndr-connectivity-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
  margin-bottom: 10px;
}

.xt3ndr-chat-head p,
.xt3ndr-mqtt-head p,
.xt3ndr-venue-panel-head p,
.xt3ndr-diagnostics-head p,
.xt3ndr-connectivity-meta p,
.xt3ndr-task-note,
.xt3ndr-human-summary {
  margin: 4px 0 0;
  color: var(--xt-text-muted);
}

.xt3ndr-chat-head-actions,
.xt3ndr-chat-task-actions,
.xt3ndr-actions,
.xt3ndr-conference-actions,
.xt3ndr-diag-actions,
.xt3ndr-mqtt-actions,
.xt3ndr-venue-panel-actions,
.xt3ndr-venue-assign-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.xt3ndr-conf-join-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}
.xt3ndr-conf-join-options .xt3ndr-conf-ctrl {
  min-width: 110px;
}

.xt3ndr-chat-compose,
.xt3ndr-form,
.xt3ndr-mqtt-grid,
.xt3ndr-connectivity-grid,
.xt3ndr-venue-controls {
  display: grid;
  gap: 10px;
}

.xt3ndr-chat-list,
.xt3ndr-task-list,
.xt3ndr-conference-progress-log,
.xt3ndr-connectivity-log-wrap {
  max-height: 360px;
  overflow: auto;
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
  background: rgba(7, 11, 25, 0.85);
  padding: 10px;
}

.xt3ndr-chat-item,
.xt3ndr-task-card,
.xt3ndr-conference-progress-feed,
.xt3ndr-connectivity-compact-list li {
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
  background: rgba(16, 24, 44, 0.74);
  padding: 10px;
  margin-bottom: 8px;
}

.xt3ndr-chat-item:last-child,
.xt3ndr-task-card:last-child,
.xt3ndr-conference-progress-feed:last-child,
.xt3ndr-connectivity-compact-list li:last-child {
  margin-bottom: 0;
}

.xt3ndr-chat-task-status,
.xt3ndr-severity,
.xt3ndr-chair-status,
.xt3ndr-audio-status,
.xt3ndr-local-tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 0.72rem;
  border: 1px solid var(--xt-border-soft);
  background: rgba(25, 22, 55, 0.68);
}

.xt3ndr-chat-task-status.is-approved,
.xt3ndr-severity-low,
.xt3ndr-chair-status.is-live,
.xt3ndr-local-tag {
  border-color: rgba(99, 255, 148, 0.58);
  background: rgba(14, 72, 45, 0.62);
}

.xt3ndr-chat-task-status.is-rejected,
.xt3ndr-severity-high,
.xt3ndr-removal-overlay-card,
.xt3ndr-error,
.xt3ndr-page .is-danger {
  border-color: rgba(255, 107, 122, 0.48);
  background: rgba(89, 24, 35, 0.52);
}

.xt3ndr-chat-task-status.is-update,
.xt3ndr-severity-med,
.xt3ndr-chair-status.is-idle {
  border-color: rgba(255, 209, 102, 0.58);
  background: rgba(98, 72, 14, 0.62);
}

.xt3ndr-diagnostics-summary,
.xt3ndr-conference-progress-line,
.xt3ndr-venue-summary,
.xt3ndr-state,
.xt3ndr-connectivity-pills,
.xt3ndr-connectivity-ice-item {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.xt3ndr-diagnostics-table-wrap,
.xt3ndr-connectivity-table-wrap {
  overflow: auto;
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
}

.xt3ndr-diagnostics-table,
.xt3ndr-connectivity-table,
.xt3ndr-connectivity-log-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 780px;
}

.xt3ndr-diagnostics-table th,
.xt3ndr-diagnostics-table td,
.xt3ndr-connectivity-table th,
.xt3ndr-connectivity-table td,
.xt3ndr-connectivity-log-table th,
.xt3ndr-connectivity-log-table td {
  border-bottom: 1px solid var(--xt-border-soft);
  padding: 8px 10px;
  text-align: left;
  font-size: 0.85rem;
}

.xt3ndr-diagnostics-table th,
.xt3ndr-connectivity-table th,
.xt3ndr-connectivity-log-table th {
  color: #f5f8ff;
  background: rgba(20, 31, 60, 0.9);
}

.xt3ndr-conference-layout {
  --xt-conf-bg: #272b3b;
  --xt-conf-card: rgba(36, 41, 57, 0.66);
  --xt-conf-card-strong: rgba(46, 52, 71, 0.74);
  --xt-conf-border: rgba(183, 195, 224, 0.22);
  --xt-conf-shadow: 0 18px 48px rgba(8, 10, 19, 0.44);
  --xt-conf-text: #edf2ff;
  --xt-conf-muted: rgba(223, 229, 248, 0.7);
  --xt-conf-accent: #ea6a76;
  --xt-conf-accent-2: #6cbb8e;
  --xt-conf-pill: rgba(80, 88, 116, 0.72);
  padding: 18px;
  display: grid;
  gap: 14px;
  border-radius: 26px;
  background:
    radial-gradient(circle at 12% 8%, rgba(130, 143, 177, 0.24), rgba(74, 82, 108, 0.22) 32%, transparent 62%),
    linear-gradient(145deg, #353b52 0%, #262b3b 100%);
  color: var(--xt-conf-text);
  border: 1px solid rgba(183, 195, 224, 0.24) !important;
  box-shadow: var(--xt-conf-shadow) !important;
  background:
    radial-gradient(circle at 12% 8%, rgba(130, 143, 177, 0.24), rgba(74, 82, 108, 0.22) 32%, transparent 62%),
    linear-gradient(145deg, #353b52 0%, #262b3b 100%) !important;
}

.xt3ndr-conference-layout .xt3ndr-chat-panel,
.xt3ndr-conference-layout .xt3ndr-conference-topbar {
  background: linear-gradient(180deg, var(--xt-conf-card-strong), var(--xt-conf-card)) !important;
  border: 1px solid var(--xt-conf-border) !important;
  box-shadow: var(--xt-conf-shadow) !important;
  backdrop-filter: blur(16px) saturate(1.08);
  color: var(--xt-conf-text);
}

.xt3ndr-conference-layout .xt3ndr-chat-head h3,
.xt3ndr-conference-layout .xt3ndr-conference-topbar h2 {
  color: var(--xt-conf-text);
  text-shadow: none;
  text-transform: none;
  letter-spacing: 0.01em;
}

.xt3ndr-conference-layout .xt3ndr-chat-head p,
.xt3ndr-conference-layout .xt3ndr-conference-topbar p {
  color: var(--xt-conf-muted);
}

.xt3ndr-conference-topbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  align-items: flex-start;
  border-radius: 24px;
  padding: 16px 18px;
}

.xt3ndr-conference-topbar-pill,
.xt3ndr-conference-file-name {
  display: inline-flex;
  border: 1px solid rgba(183, 195, 224, 0.34);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 0.74rem;
  color: var(--xt-conf-muted);
  background: var(--xt-conf-pill);
}

.xt3ndr-conference-topbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.xt3ndr-conference-topbar-actions > button:first-child {
  background: linear-gradient(180deg, #ff8892, var(--xt-conf-accent)) !important;
  border-color: rgba(226, 91, 102, 0.45) !important;
  color: #fff !important;
}

.xt3ndr-conference-shell {
  display: grid;
  grid-template-columns: minmax(270px, 320px) minmax(0, 1fr) minmax(300px, 360px);
  gap: 14px;
}

.xt3ndr-conference-rail,
.xt3ndr-conference-main,
.xt3ndr-conference-side {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.xt3ndr-conference-stage {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
  align-content: start;
  min-height: 560px;
  border: 1px solid rgba(183, 195, 224, 0.24) !important;
  border-radius: 28px;
  background:
    radial-gradient(circle at 72% 16%, rgba(135, 146, 177, 0.2), transparent 32%),
    linear-gradient(140deg, rgba(42, 46, 62, 0.78), rgba(24, 27, 38, 0.85)) !important;
  padding: 14px;
  box-shadow: var(--xt-conf-shadow);
}

.xt3ndr-conference-stage-empty {
  grid-column: 1 / -1;
  display: grid;
  place-items: center;
  padding: 32px 16px;
  color: rgba(255, 255, 255, 0.8);
  text-align: center;
  pointer-events: none;
}

.xt3ndr-conference-tile {
  border: 1px solid rgba(183, 195, 224, 0.24);
  border-radius: 22px;
  background: rgba(39, 44, 60, 0.58);
  box-shadow: 0 10px 28px rgba(9, 11, 21, 0.34);
  overflow: hidden;
}

.xt3ndr-conference-tile > header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(183, 195, 224, 0.2);
  color: rgba(255, 255, 255, 0.94);
}

.xt3ndr-conference-tile-head-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.xt3ndr-conference-media {
  padding: 8px;
}

.xt3ndr-conference-layout .xt3ndr-feed-video,
.xt3ndr-conference-layout .xt3ndr-feed-iframe,
.xt3ndr-conference-layout .xt3ndr-browser {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 16px;
  object-fit: cover;
}

.xt3ndr-conference-participant-list {
  display: grid;
  gap: 8px;
}

.xt3ndr-conference-participant {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  border: 1px solid rgba(183, 195, 224, 0.28);
  border-radius: 16px;
  padding: 10px;
  background: rgba(41, 46, 62, 0.6);
}

.xt3ndr-conference-participant p {
  margin: 2px 0 0;
  color: var(--xt-conf-muted);
}

.xt3ndr-conference-controls {
  display: grid;
  gap: 8px;
}

.xt3ndr-conference-callbar {
  border-radius: 18px;
}

.xt3ndr-conference-callbar .xt3ndr-chat-head {
  align-items: center;
}

.xt3ndr-conference-callbar .xt3ndr-conference-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.xt3ndr-conference-callbar .xt3ndr-conference-actions > button {
  flex: 1 1 180px;
}

.xt3ndr-participant-modal {
  width: min(760px, 100%);
}

.xt3ndr-participant-modal-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.xt3ndr-participant-modal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px;
}

.xt3ndr-participant-modal-grid p {
  margin: 0;
  padding: 9px 10px;
  border: 1px solid rgba(183, 195, 224, 0.26);
  border-radius: 12px;
  background: rgba(40, 46, 62, 0.58);
  display: grid;
  gap: 4px;
}

.xt3ndr-participant-modal-grid strong {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(206, 214, 236, 0.86);
}

.xt3ndr-participant-modal-grid span {
  font-size: 0.9rem;
  color: rgba(244, 248, 255, 0.96);
  overflow-wrap: anywhere;
}

.xt3ndr-participant-modal-ua {
  margin-top: 10px;
  border: 1px solid rgba(183, 195, 224, 0.26);
  border-radius: 12px;
  padding: 8px 10px;
  background: rgba(40, 46, 62, 0.5);
}

.xt3ndr-participant-modal-ua summary {
  cursor: pointer;
  font-size: 0.8rem;
  color: rgba(220, 230, 255, 0.9);
}

.xt3ndr-participant-modal-ua p {
  margin: 8px 0 0;
  color: rgba(226, 235, 255, 0.9);
  font-size: 0.78rem;
  line-height: 1.35;
  word-break: break-word;
}

.xt3ndr-conference-layout .xt3ndr-chat-list,
.xt3ndr-conference-layout .xt3ndr-task-list {
  border: 1px solid rgba(183, 195, 224, 0.3) !important;
  border-radius: 16px;
  background: rgba(34, 39, 53, 0.62) !important;
}

.xt3ndr-conference-layout .xt3ndr-chat-item,
.xt3ndr-conference-layout .xt3ndr-task-card {
  border: 1px solid rgba(183, 195, 224, 0.3);
  border-radius: 14px;
  background: rgba(52, 58, 76, 0.66);
}

.xt3ndr-conference-layout .xt3ndr-chat-compose,
.xt3ndr-conference-layout .xt3ndr-conference-controls,
.xt3ndr-conference-layout .xt3ndr-conference-actions {
  gap: 10px;
}

.xt3ndr-conference-layout input,
.xt3ndr-conference-layout select,
.xt3ndr-conference-layout textarea {
  background: rgba(45, 51, 68, 0.75) !important;
  border: 1px solid rgba(183, 195, 224, 0.34) !important;
  color: var(--xt-conf-text) !important;
}

.xt3ndr-conference-layout button,
.xt3ndr-conference-layout .xt3ndr-mode-link,
.xt3ndr-conference-layout .xt3ndr-action {
  background: rgba(63, 70, 92, 0.72) !important;
  border: 1px solid rgba(183, 195, 224, 0.34) !important;
  color: var(--xt-conf-text) !important;
}

.xt3ndr-conference-layout button:hover,
.xt3ndr-conference-layout .xt3ndr-mode-link:hover,
.xt3ndr-conference-layout .xt3ndr-action:hover {
  background: rgba(78, 87, 113, 0.82) !important;
  border-color: rgba(203, 213, 240, 0.48) !important;
  box-shadow: none;
}

.xt3ndr-conference-layout .xt3ndr-badge {
  border: 1px solid rgba(183, 195, 224, 0.34);
  background: rgba(62, 69, 92, 0.72);
  color: var(--xt-conf-text);
}

.xt3ndr-conference-layout .xt3ndr-badge-alt {
  border-color: rgba(108, 187, 142, 0.44);
  background: rgba(108, 187, 142, 0.22);
}

.xt3ndr-conference-layout .xt3ndr-chat-task-status {
  background: rgba(76, 84, 111, 0.46);
  border-color: rgba(183, 195, 224, 0.42);
  color: var(--xt-conf-text);
}

.xt3ndr-conference-layout .xt3ndr-chat-task-status.is-approved {
  border-color: rgba(108, 187, 142, 0.7);
  background: rgba(108, 187, 142, 0.25);
}

.xt3ndr-conference-layout .xt3ndr-chat-task-status.is-update {
  border-color: rgba(252, 184, 94, 0.72);
  background: rgba(252, 184, 94, 0.25);
}

.xt3ndr-conference-layout .xt3ndr-chat-task-status.is-rejected {
  border-color: rgba(234, 106, 118, 0.76);
  background: rgba(234, 106, 118, 0.24);
}

.xt3ndr-venue-workbench {
  display: grid;
  gap: 10px;
  grid-template-columns: minmax(300px, 1fr) minmax(260px, 360px);
}

.xt3ndr-venue-preview,
.xt3ndr-venue-thumbnail,
.xt3ndr-venue-thumbnail-placeholder {
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
  min-height: 180px;
  background: rgba(7, 12, 26, 0.62);
}

.xt3ndr-venue-thumbnail {
  width: 100%;
  padding: 0;
  overflow: hidden;
}

.xt3ndr-venue-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.xt3ndr-venue-thumbnail-placeholder {
  display: grid;
  place-items: center;
  color: var(--xt-text-muted);
  padding: 14px;
  text-align: center;
}

.xt3ndr-venue-map-canvas {
  position: relative;
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
  overflow: hidden;
  background: #070d1e;
}

.xt3ndr-venue-map-canvas img {
  width: 100%;
  display: block;
}

.xt3ndr-venue-map-overlay {
  position: absolute;
  inset: 0;
}

.xt3ndr-venue-marker {
  position: absolute;
  transform: translate(-50%, -50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  pointer-events: auto;
}

.xt3ndr-venue-marker-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--xt-accent);
  box-shadow: 0 0 0 2px rgba(10, 20, 40, 0.9);
}

.xt3ndr-venue-marker-label {
  background: rgba(8, 14, 28, 0.9);
  border: 1px solid var(--xt-border-soft);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 0.74rem;
}

.xt3ndr-venue-upload-status,
.xt3ndr-mqtt-feedback,
.xt3ndr-removal-overlay-card,
.xt3ndr-conference-progress-card {
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
  padding: 10px;
  background: rgba(14, 24, 46, 0.75);
}

.xt3ndr-venue-upload-status-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.xt3ndr-venue-upload-meter {
  height: 8px;
  border-radius: 999px;
  background: rgba(73, 100, 157, 0.35);
  overflow: hidden;
}

.xt3ndr-venue-upload-meter span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--xt-accent), var(--xt-accent-2));
}

.xt3ndr-chair-panel {
  padding: 12px;
  display: grid;
  gap: 10px;
}

.xt3ndr-chair-panel-head,
.xt3ndr-chair-toolbar,
.xt3ndr-chair-panel-body,
.xt3ndr-chair-mode,
.xt3ndr-chair-strip,
.xt3ndr-chair-mapping-board,
.xt3ndr-chair-output-manual-board {
  display: grid;
  gap: 10px;
}

.xt3ndr-chair-toolbar {
  grid-template-columns: repeat(auto-fit, minmax(120px, auto));
  align-items: center;
}

.xt3ndr-chair-graph-wrap {
  border: 1px solid var(--xt-border-soft);
  border-radius: 10px;
  background: rgba(8, 13, 27, 0.72);
  overflow: hidden;
}

.xt3ndr-chair-graph {
  position: relative;
  min-height: 520px;
  overflow: hidden;
  cursor: grab;
}

.xt3ndr-chair-graph.is-panning {
  cursor: grabbing;
}

.xt3ndr-chair-graph-content {
  position: absolute;
  inset: 0;
  transform-origin: top left;
}

.xt3ndr-chair-edges {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.xt3ndr-chair-edge {
  fill: none;
  stroke: rgba(92, 168, 255, 0.65);
  stroke-width: 3;
}

.xt3ndr-chair-edge-hitbox {
  fill: none;
  stroke: transparent;
  stroke-width: 15;
}

.xt3ndr-chair-node {
  position: absolute;
  min-width: 250px;
  max-width: 520px;
  border: 1px solid var(--xt-border-soft);
  border-radius: 12px;
  background: rgba(12, 20, 38, 0.95);
  padding: 10px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.32);
}

.xt3ndr-chair-node-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
  cursor: move;
}

.xt3ndr-chair-pin {
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--xt-accent);
  transform: translateY(-50%);
}

.xt3ndr-chair-pin-in {
  left: -7px;
}

.xt3ndr-chair-pin-out {
  right: -7px;
}

.xt3ndr-chair-pin-label {
  font-size: 0.72rem;
  color: var(--xt-text-muted);
}

.xt3ndr-chair-context-menu {
  position: fixed;
  z-index: 70;
  display: grid;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--xt-border);
  border-radius: 10px;
  background: rgba(12, 20, 38, 0.98);
  box-shadow: var(--xt-shadow);
}

.xt3ndr-gain-knob {
  --xt3ndr-gain-progress: 50;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  position: relative;
  padding: 0;
  background:
    conic-gradient(var(--xt-accent) calc(var(--xt3ndr-gain-progress) * 1%), #273b63 0%),
    radial-gradient(circle at center, #0c162e 58%, transparent 59%);
  border: 1px solid var(--xt-border);
}

/* ─── Simplified Conference Layout (Zoom/Meet-style) ─────────────────────── */

.xt3ndr-conf {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
  background: #060810;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(100,120,200,0.1);
}

/* Top bar */
.xt3ndr-conf-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: linear-gradient(180deg, rgba(14, 33, 72, 0.96), rgba(10, 22, 49, 0.96));
  border-bottom: 1px solid rgba(116, 173, 255, 0.24);
  flex-shrink: 0;
  min-height: 50px;
}
.xt3ndr-conf-topbar-info {
  display: flex;
  align-items: center;
  gap: 10px;
}
.xt3ndr-conf-topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.xt3ndr-conf-room-name {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
  color: #f3f8ff;
  letter-spacing: 0.01em;
}
.xt3ndr-conf-online-badge {
  font-size: 0.72rem;
  padding: 4px 10px;
  background: rgba(41, 178, 102, 0.18);
  color: #9df5c4;
  border-radius: 999px;
  border: 1px solid rgba(125, 236, 170, 0.34);
  font-weight: 500;
}
.xt3ndr-conf-transport {
  font-size: 0.68rem;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(103, 153, 255, 0.18);
  color: #b8d4ff;
  border: 1px solid rgba(132, 175, 255, 0.38);
}
.xt3ndr-conf-transport.is-live { background: rgba(41, 178, 102, 0.18); color: #9df5c4; border-color: rgba(125, 236, 170, 0.34); }
.xt3ndr-conf-transport.is-reconnecting { background: rgba(255, 181, 76, 0.22); color: #ffdf9e; border-color: rgba(255, 206, 124, 0.34); }
.xt3ndr-conf-transport.is-closed,
.xt3ndr-conf-transport.is-connecting { background: rgba(242, 113, 113, 0.2); color: #ffd2d2; border-color: rgba(255, 162, 162, 0.36); }

.xt3ndr-conf-btn {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  cursor: pointer;
  border: 1px solid rgba(132, 175, 255, 0.28);
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.xt3ndr-conf-btn.is-ghost {
  background: rgba(40, 82, 154, 0.52);
  color: #d9e8ff;
  border-color: rgba(123, 174, 255, 0.46);
}
.xt3ndr-conf-btn.is-ghost:hover { background: rgba(52, 100, 181, 0.76); color: #f0f6ff; }
.xt3ndr-conf-btn.is-small { padding: 3px 8px; font-size: 0.72rem; }
.xt3ndr-conf-btn.is-danger {
  background: rgba(170, 46, 62, 0.62);
  border-color: rgba(255, 142, 156, 0.46);
  color: #ffe8eb;
}
.xt3ndr-conf-btn.is-danger:hover {
  background: rgba(188, 56, 74, 0.86);
}

/* Body: video + optional side panel */
.xt3ndr-conf-body {
  flex: 1;
  display: flex;
  overflow: hidden;
  min-height: 0;
}

/* Video stage */
.xt3ndr-conf-stage {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 16%, rgba(56, 120, 226, 0.28), transparent 38%),
    radial-gradient(circle at 86% 8%, rgba(38, 82, 164, 0.28), transparent 40%),
    linear-gradient(165deg, #09152f, #0b1f46 52%, #0a1838 100%);
  min-width: 0;
}
.xt3ndr-conf-stage-empty {
  text-align: center;
  color: #3a4060;
}
.xt3ndr-conf-stage-empty p { margin: 6px 0; font-size: 0.9rem; }
.xt3ndr-conf-stage-empty strong { color: #6070a0; }

/* Video grid */
.xt3ndr-conf-grid {
  display: grid;
  gap: 10px;
  width: 100%;
  height: 100%;
}
.xt3ndr-conf-grid--1 { grid-template-columns: 1fr; }
.xt3ndr-conf-grid--2 { grid-template-columns: repeat(2, 1fr); }
.xt3ndr-conf-grid--3 { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(2, 1fr); }
.xt3ndr-conf-grid--3 > :first-child { grid-column: 1 / -1; }
.xt3ndr-conf-grid--4 { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(2, 1fr); }

/* Video tile */
.xt3ndr-conf-tile {
  position: relative;
  background: linear-gradient(180deg, rgba(6, 18, 40, 0.9), rgba(7, 16, 37, 0.9));
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(126, 177, 255, 0.24);
  transition: border-color 0.2s, transform 0.2s;
  min-height: 0;
}
.xt3ndr-conf-tile:hover {
  transform: translateY(-1px);
}
.xt3ndr-conf-tile.is-live { border-color: rgba(50,180,90,0.22); }
.xt3ndr-conf-tile.is-connecting { border-color: rgba(80,120,255,0.22); }
.xt3ndr-conf-tile.is-retrying { border-color: rgba(255,160,0,0.18); }
.xt3ndr-conf-tile.is-offline { border-color: rgba(200,60,60,0.18); }

.xt3ndr-conf-tile-video {
  width: 100%;
  height: 100%;
}
.xt3ndr-conf-tile-video video,
.xt3ndr-conf-tile-video .xt3ndr-feed-video {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  border-radius: 0 !important;
  display: block;
}

.xt3ndr-conf-tile-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 24px 10px 8px;
  background: linear-gradient(transparent, rgba(0,0,0,0.72));
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
}
.xt3ndr-conf-tile-mute {
  pointer-events: all;
}
.xt3ndr-conf-tile-name {
  font-size: 0.8rem;
  color: #edf5ff;
  font-weight: 500;
  text-shadow: 0 1px 4px rgba(0,0,0,0.9);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 70%;
}
.xt3ndr-conf-tile-mute {
  background: rgba(9, 22, 49, 0.76);
  border: 1px solid rgba(132, 175, 255, 0.38);
  color: #d5e8ff;
  font-size: 0.68rem;
  padding: 3px 7px;
  border-radius: 999px;
  cursor: pointer;
  opacity: 0.8;
  transition: opacity 0.15s;
  flex-shrink: 0;
}
.xt3ndr-conf-tile-mute:hover { opacity: 1; }
.xt3ndr-conf-tile-mute.is-muted { color: #ff7070; opacity: 1; }

/* Side panel */
.xt3ndr-conf-panel {
  width: 320px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, rgba(11, 23, 53, 0.97), rgba(8, 18, 44, 0.97));
  border-left: 1px solid rgba(132, 175, 255, 0.22);
  overflow: hidden;
}

.xt3ndr-conf-panel-tabs {
  display: flex;
  align-items: stretch;
  padding: 0 4px;
  border-bottom: 1px solid rgba(132, 175, 255, 0.18);
  background: rgba(8, 19, 44, 0.82);
  gap: 2px;
  flex-shrink: 0;
}
.xt3ndr-conf-panel-tabs button {
  padding: 9px 10px;
  font-size: 0.76rem;
  background: none;
  border: none;
  color: #9abfff;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}
.xt3ndr-conf-panel-tabs button:hover { color: #cfe3ff; }
.xt3ndr-conf-panel-tabs button.active { color: #f0f6ff; border-bottom-color: #67a9ff; }
.xt3ndr-conf-panel-close {
  margin-left: auto !important;
  font-size: 1.1rem !important;
  padding: 6px 10px !important;
  color: #404060 !important;
}
.xt3ndr-conf-panel-close:hover { color: #c0d0ff !important; }

.xt3ndr-conf-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.xt3ndr-conf-panel-empty {
  color: #3a4060;
  font-size: 0.82rem;
  text-align: center;
  padding: 24px 0;
}

/* Participant list */
.xt3ndr-conf-participant {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 6px;
  border-radius: 7px;
  cursor: pointer;
  transition: background 0.12s;
}
.xt3ndr-conf-participant:hover { background: rgba(80,100,200,0.08); }
.xt3ndr-conf-participant-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(50,70,200,0.25);
  color: #8090e0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  flex-shrink: 0;
  text-transform: uppercase;
}
.xt3ndr-conf-participant-info {
  flex: 1;
  min-width: 0;
}
.xt3ndr-conf-participant-info strong {
  display: block;
  font-size: 0.83rem;
  color: #b0c4f0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.xt3ndr-conf-participant-info span {
  font-size: 0.7rem;
  color: #404870;
}
.xt3ndr-conf-participant-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2a2a4a;
  flex-shrink: 0;
}
.xt3ndr-conf-participant-dot.is-online { background: #40c870; }

/* Chat panel */
.xt3ndr-conf-panel-chat {
  padding: 0 !important;
  gap: 0 !important;
}
.xt3ndr-conf-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 10px;
  min-height: 0;
}
.xt3ndr-conf-chat-compose {
  padding: 8px;
  border-top: 1px solid rgba(100,120,200,0.1);
  display: flex;
  flex-direction: column;
  gap: 5px;
  flex-shrink: 0;
}
.xt3ndr-conf-chat-compose select {
  font-size: 0.76rem;
  padding: 4px 6px;
}
.xt3ndr-conf-chat-input-row {
  display: flex;
  gap: 5px;
}
.xt3ndr-conf-chat-input-row input {
  flex: 1;
  font-size: 0.83rem;
  padding: 6px 9px;
  min-width: 0;
}
.xt3ndr-conf-chat-input-row button {
  padding: 6px 11px;
  font-size: 0.9rem;
  font-weight: 600;
}

/* Files panel */
.xt3ndr-conf-panel-body section {
  margin-bottom: 14px;
}
.xt3ndr-conf-panel-body h4 {
  font-size: 0.72rem;
  color: #3a4870;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin: 0 0 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.xt3ndr-conf-panel-body h4 button {
  text-transform: none;
  letter-spacing: normal;
  font-size: 0.7rem;
  padding: 2px 6px;
}
.xt3ndr-conf-file-label {
  display: block;
  padding: 7px 10px;
  background: rgba(80,100,200,0.06);
  border: 1px dashed rgba(80,100,200,0.18);
  border-radius: 6px;
  font-size: 0.78rem;
  color: #5060a0;
  cursor: pointer;
  margin: 6px 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.xt3ndr-conf-file-label:hover { border-color: rgba(80,100,200,0.35); color: #8090c0; }
.xt3ndr-conf-file-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 8px;
  background: rgba(80,100,200,0.05);
  border-radius: 6px;
  margin-bottom: 4px;
  gap: 8px;
}
.xt3ndr-conf-file-item > div { min-width: 0; flex: 1; }
.xt3ndr-conf-file-item strong { display: block; font-size: 0.78rem; color: #a0b8f0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.xt3ndr-conf-file-item span { font-size: 0.68rem; color: #3a4870; }
.xt3ndr-conf-file-item a { color: #5080ff; font-size: 1rem; padding: 2px 6px; text-decoration: none; flex-shrink: 0; }
.xt3ndr-conf-file-item a:hover { color: #80a0ff; }

/* Bottom toolbar */
.xt3ndr-conf-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: linear-gradient(180deg, rgba(10, 22, 49, 0.98), rgba(8, 18, 41, 0.98));
  border-top: 1px solid rgba(116, 173, 255, 0.24);
  flex-shrink: 0;
  gap: 10px;
  min-height: 62px;
}
.xt3ndr-conf-toolbar-left,
.xt3ndr-conf-toolbar-center,
.xt3ndr-conf-toolbar-right {
  display: flex;
  align-items: center;
  gap: 6px;
}
.xt3ndr-conf-ctrl {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 8px 12px;
  border: 1px solid rgba(128, 172, 255, 0.28);
  background: rgba(44, 89, 168, 0.32);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.14s, border-color 0.14s, transform 0.14s;
  color: #d7e8ff;
  min-width: 74px;
  min-height: 50px;
}
.xt3ndr-conf-ctrl:hover { background: rgba(59, 112, 200, 0.52); color: #f4f9ff; transform: translateY(-1px); }
.xt3ndr-conf-ctrl.is-active { background: rgba(76, 129, 214, 0.62); color: #f3f8ff; border-color: rgba(172, 206, 255, 0.52); }
.xt3ndr-conf-ctrl.is-off { background: rgba(170, 46, 62, 0.75); color: #ffe6ea; border-color: rgba(255, 158, 171, 0.56); }
.xt3ndr-conf-ctrl.is-off:hover { background: rgba(193, 58, 76, 0.92); }
.xt3ndr-conf-ctrl.is-join { background: rgba(35, 157, 97, 0.76); color: #ecfff7; border-color: rgba(132, 236, 188, 0.58); }
.xt3ndr-conf-ctrl.is-join:hover { background: rgba(44, 176, 109, 0.92); }
.xt3ndr-conf-ctrl.is-leave { background: rgba(188, 57, 72, 0.9); color: #fff4f5; border-color: rgba(255, 166, 176, 0.62); }
.xt3ndr-conf-ctrl.is-leave:hover { background: rgba(206, 68, 84, 0.98); }
.xt3ndr-conf-ctrl:disabled { opacity: 0.45; cursor: not-allowed; }
.xt3ndr-conf-ctrl-icon {
  font-size: 1rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.xt3ndr-conf-ctrl-label { font-size: 0.7rem; white-space: nowrap; line-height: 1; }

@media (max-width: 600px) {
  .xt3ndr-conf-panel { display: none; }
  .xt3ndr-conf-ctrl-label { display: none; }
  .xt3ndr-conf-ctrl { min-width: 46px; min-height: 44px; padding: 7px 8px; }
}

@media (max-width: 920px) {
  .xt3ndr-page.xt3ndr-conference-view {
    padding: 6px;
  }

  .xt3ndr-page.xt3ndr-conference-view .xt3ndr-shell {
    gap: 6px;
  }

  .xt3ndr-page.xt3ndr-conference-view .xt3ndr-hero {
    padding: 4px 8px;
  }

  .xt3ndr-page.xt3ndr-conference-view .xt3ndr-join-instrumentation-track {
    gap: 20px;
    padding: 2px 0;
  }

  .xt3ndr-page.xt3ndr-conference-view .xt3ndr-join-instrumentation-track > span {
    font-size: 0.62rem;
    padding: 0 8px;
  }
}

.xt3ndr-gain-knob-ring,
.xt3ndr-gain-knob-pointer,
.xt3ndr-gain-knob-value {
  position: absolute;
}

.xt3ndr-gain-knob-value {
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 0.74rem;
}

.xt3ndr-gain-knob-pointer {
  width: 2px;
  height: 20px;
  left: 50%;
  top: 8px;
  transform-origin: bottom center;
  background: #fff;
}

.xt3ndr-resize-handle {
  position: absolute;
  width: 12px;
  height: 12px;
  right: 6px;
  bottom: 6px;
  border-radius: 3px;
  background: rgba(92, 168, 255, 0.8);
}

.xt3ndr-modal-backdrop,
.xt3ndr-venue-viewer-backdrop,
.xt3ndr-venue-model-backdrop,
.xt3ndr-venue-assign-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
}

.xt3ndr-modal-backdrop,
.xt3ndr-venue-viewer-backdrop,
.xt3ndr-venue-model-backdrop,
.xt3ndr-venue-assign-backdrop {
  background: rgba(3, 6, 14, 0.68);
  backdrop-filter: blur(3px);
  display: grid;
  place-items: center;
  padding: 16px;
}

.xt3ndr-modal,
.xt3ndr-connectivity-modal,
.xt3ndr-gltf-viewer-modal,
.xt3ndr-venue-viewer-modal,
.xt3ndr-venue-assign-modal {
  position: relative;
  width: min(1100px, 100%);
  max-height: calc(100vh - 40px);
  overflow: auto;
  padding: 12px;
}

.xt3ndr-modal-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.xt3ndr-loading-spinner,
.xt3ndr-removal-spinner {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  animation: xt3ndr-spin 0.8s linear infinite;
}

@keyframes xt3ndr-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes xt3ndr-grid-drift {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(22px);
  }
}

@media (max-width: 1320px) {
  .xt3ndr-client-layout,
  .xt3ndr-admin-layout,
  .xt3ndr-conference-shell,
  .xt3ndr-venue-workbench {
    grid-template-columns: 1fr;
  }

  .xt3ndr-board {
    min-height: 460px;
  }
}

@media (max-width: 920px) {
  .xt3ndr-page {
    padding: 12px;
  }

  .xt3ndr-account {
    grid-template-columns: 1fr;
    align-items: stretch;
  }

  .xt3ndr-account > button {
    justify-self: start;
  }

  .xt3ndr-topbar,
  .xt3ndr-chat-panel,
  .xt3ndr-mqtt-panel,
  .xt3ndr-venue-panel,
  .xt3ndr-chair-panel,
  .xt3ndr-conference-layout,
  .xt3ndr-panel {
    padding: 10px;
  }

  .xt3ndr-state,
  .xt3ndr-mode,
  .xt3ndr-chat-head,
  .xt3ndr-mqtt-head,
  .xt3ndr-venue-panel-head,
  .xt3ndr-conference-topbar,
  .xt3ndr-diagnostics-head {
    flex-direction: column;
    align-items: stretch;
  }

  .xt3ndr-conference-callbar .xt3ndr-conference-actions > button {
    flex: 1 1 100%;
  }

  .xt3ndr-board {
    min-height: 380px;
  }

  .xt3ndr-tile {
    position: relative;
    left: auto !important;
    top: auto !important;
    width: 100% !important;
    height: auto !important;
    margin-bottom: 10px;
  }
}