:root {
  color-scheme: dark;
  --bg: #111316;
  --panel: rgba(20, 24, 28, 0.86);
  --line: rgba(255, 255, 255, 0.14);
  --text: #f2f4f7;
  --muted: #a8b0ba;
  --accent: #39d98a;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    radial-gradient(circle at 20% 15%, rgba(57, 217, 138, 0.18), transparent 32rem),
    radial-gradient(circle at 78% 70%, rgba(73, 141, 255, 0.18), transparent 36rem),
    var(--bg);
  background-size: 72px 72px, 72px 72px, auto, auto, auto;
  color: var(--text);
}

.stage {
  position: relative;
  width: 100vw;
  height: 100vh;
  cursor: crosshair;
}

.stage.hide-native-cursor {
  cursor: none;
}

.background-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  opacity: 0.78;
}

.background-frame {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  border: 0;
  opacity: 0.78;
  pointer-events: none;
  display: none;
}

.cards-hidden .draggable-card {
  display: none;
}

.card-toggle {
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 20;
  display: grid;
  place-items: center;
  width: 38px;
  min-height: 38px;
  padding: 0;
  border-radius: 999px;
  background: rgba(20, 24, 28, 0.86);
  backdrop-filter: blur(12px);
}

.panel {
  position: absolute;
  left: clamp(16px, 4vw, 56px);
  top: clamp(16px, 4vw, 48px);
  z-index: 5;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  max-width: min(720px, calc(100vw - 32px));
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(14px);
}

.controls {
  position: absolute;
  right: clamp(16px, 4vw, 56px);
  top: clamp(16px, 4vw, 48px);
  z-index: 6;
  display: grid;
  gap: 10px;
  width: min(320px, calc(100vw - 32px));
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(14px);
}

.draggable-card {
  user-select: none;
}

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

.card-body {
  display: contents;
}

.minimize-button {
  display: grid;
  place-items: center;
  width: 28px;
  min-height: 28px;
  padding: 0;
  border-radius: 6px;
  line-height: 1;
  cursor: pointer;
}

.draggable-card.minimized {
  grid-template-columns: 1fr;
  gap: 0;
  width: max-content;
  min-width: 160px;
}

.draggable-card.minimized .card-body {
  display: none;
}

.profile-row,
.admin-actions,
.room-admin-row,
.replay-actions,
.opacity-row,
.fit-row,
.file-row {
  display: grid;
  grid-template-columns: 64px 44px 1fr 96px;
  gap: 8px;
  align-items: center;
}

input,
select,
button {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.09);
  color: var(--text);
  font: inherit;
}

select option {
  background: #ffffff;
  color: #111316;
}

button {
  padding: 0 12px;
  font-weight: 700;
  cursor: pointer;
}

#labelInput {
  text-align: center;
  font-size: 18px;
  font-weight: 800;
  text-transform: uppercase;
}

#colorInput {
  width: 44px;
  padding: 3px;
}

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

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.admin[open] {
  display: grid;
}

.admin summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.admin input,
.admin select {
  width: 100%;
  margin-top: 8px;
  padding: 0 10px;
}

.admin-actions {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 8px;
}

.room-admin-row {
  grid-template-columns: minmax(0, 1fr) 124px;
  margin-top: 8px;
  align-items: stretch;
}

.room-admin-row input {
  min-width: 0;
  margin-top: 0;
  text-align: center;
  font-weight: 800;
  text-transform: uppercase;
}

.room-admin-row button {
  width: 100%;
}

.replay-actions {
  grid-template-columns: 1fr 1fr;
  margin-top: 8px;
}

.opacity-row {
  grid-template-columns: auto minmax(0, 1fr) 48px;
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.opacity-row input {
  min-height: 24px;
  margin-top: 0;
  padding: 0;
}

.opacity-row output {
  text-align: right;
  color: var(--text);
  font-weight: 700;
}

.fit-row {
  grid-template-columns: auto minmax(0, 1fr);
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
}

.fit-row select {
  min-height: 36px;
  margin-top: 0;
}

.file-row {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 8px;
}

.hidden-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.combo {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 64px;
  gap: 8px;
  margin-top: 8px;
}

.combo input {
  min-width: 0;
  margin-top: 0;
}

.combo button {
  width: 64px;
  padding: 0;
  font-size: 16px;
  line-height: 1;
}

.combo-menu {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 4px);
  z-index: 12;
  display: block;
  max-height: 168px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: rgba(20, 24, 28, 0.98);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.34);
}

.combo-menu[hidden] {
  display: none;
}

.combo .combo-option {
  display: block;
  width: 100%;
  min-height: 34px;
  padding: 7px 10px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.combo .combo-option:hover,
.combo .combo-option:focus {
  background: rgba(255, 255, 255, 0.1);
}

.wide-button {
  width: 100%;
  margin-top: 8px;
}

.admin-status {
  min-height: 18px;
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.confirm-panel {
  display: grid;
  gap: 8px;
  margin-top: 8px;
  padding: 10px;
  border: 1px solid rgba(255, 107, 107, 0.42);
  border-radius: 6px;
  background: rgba(255, 107, 107, 0.1);
}

.confirm-panel[hidden] {
  display: none;
}

.confirm-title,
.confirm-message {
  margin: 0;
}

.confirm-title {
  color: #ffb4b4;
  font-size: 13px;
  font-weight: 800;
}

.confirm-message {
  color: var(--text);
  font-size: 12px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.confirm-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.danger-button {
  border-color: rgba(255, 107, 107, 0.62);
  background: rgba(255, 107, 107, 0.2);
  color: #ffd2d2;
}

.label {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(24px, 3vw, 40px);
  line-height: 1.08;
  letter-spacing: 0;
}

.share {
  display: grid;
  grid-template-columns: 88px minmax(160px, 280px);
  gap: 12px;
  align-items: center;
}

#qr {
  width: 88px;
  height: 88px;
  padding: 6px;
  border-radius: 6px;
  background: white;
}

#url {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.status {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.room-row {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: auto 88px 72px;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.room-row input {
  text-align: center;
  font-size: 16px;
  font-weight: 800;
  text-transform: uppercase;
}

.dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: #f5b84b;
  box-shadow: 0 0 14px currentColor;
}

.dot.connected {
  background: var(--accent);
}

.dot.offline {
  background: #ff6b6b;
}

.cursor-layer {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}

.cursor {
  position: absolute;
  display: grid;
  place-items: center;
  width: 44px;
  height: 34px;
  transform: translate(-50%, -50%);
  border: 2px solid rgba(255, 255, 255, 0.86);
  border-radius: 8px;
  background: var(--cursor-color);
  color: white;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.45);
  transition: left 80ms linear, top 80ms linear, opacity 180ms ease;
  filter: drop-shadow(0 5px 12px rgba(0, 0, 0, 0.34));
}

.cursor.replay {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  color: transparent;
  text-shadow: none;
}

@media (max-width: 680px) {
  .panel {
    grid-template-columns: 1fr;
  }

  .share {
    grid-template-columns: 72px minmax(0, 1fr);
  }

  #qr {
    width: 72px;
    height: 72px;
  }

  .controls {
    left: 16px;
    right: 16px;
    top: auto;
    bottom: 16px;
    width: auto;
  }
}