/* === Active Call Overlay === */
#call-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  z-index: 99997;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
}

#call-container {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  width: 360px;
  max-width: 90vw;
  box-shadow: 0 0 30px rgba(0, 255, 65, 0.1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: width 0.3s ease;
}

/* Widen container when 2+ peers */
#call-container.multi-peer {
  width: 540px;
}

#call-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--green);
  font-size: 12px;
}

#call-status { color: var(--green-dim); }
#call-duration { color: var(--text-dim); font-size: 11px; }

/* === Multi-peer Grid === */
#call-peers-grid {
  display: grid;
  gap: 4px;
  padding: 8px;
  min-height: 80px;
  grid-template-columns: 1fr;
}

/* 2 peers: side-by-side */
#call-peers-grid.peers-2 {
  grid-template-columns: 1fr 1fr;
}

/* 3 peers: 2 top, 1 centered bottom */
#call-peers-grid.peers-3 {
  grid-template-columns: 1fr 1fr;
}
#call-peers-grid.peers-3 .call-peer-tile:nth-child(3) {
  grid-column: 1 / -1;
  max-width: 50%;
  justify-self: center;
}

/* 4+ peers: 2-column grid */
#call-peers-grid.peers-many {
  grid-template-columns: 1fr 1fr;
}

/* Individual peer tile */
.call-peer-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 8px;
  gap: 6px;
  background: #050505;
  border: 1px solid var(--border);
  border-radius: 3px;
  position: relative;
  overflow: hidden;
  min-height: 90px;
}

.call-tile-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--green-muted);
  object-fit: cover;
}

.call-tile-placeholder {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--green-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-dim);
  font-size: 20px;
  background: var(--bg);
}

.call-tile-name {
  color: var(--green);
  font-size: 11px;
  text-align: center;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Audio wave indicator per tile */
.call-tile-waves {
  display: flex;
  gap: 3px;
  align-items: flex-end;
  height: 16px;
}

.call-tile-waves .call-audio-wave {
  width: 2px;
  background: var(--green);
  border-radius: 1px;
  animation: audioWave 0.8s ease-in-out infinite alternate;
  box-shadow: 0 0 3px rgba(0, 255, 65, 0.3);
}
.call-tile-waves .call-audio-wave:nth-child(1) { height: 6px; animation-delay: 0s; }
.call-tile-waves .call-audio-wave:nth-child(2) { height: 12px; animation-delay: 0.2s; }
.call-tile-waves .call-audio-wave:nth-child(3) { height: 8px; animation-delay: 0.4s; }

/* Video inside a peer tile */
.call-peer-tile video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

/* Name overlay on video */
.call-peer-tile.has-video .call-tile-name {
  position: absolute;
  bottom: 4px;
  left: 4px;
  z-index: 2;
  background: rgba(0, 0, 0, 0.6);
  padding: 2px 6px;
  border-radius: 2px;
  font-size: 10px;
}

/* Hide avatar when video is active */
.call-peer-tile.has-video .call-tile-avatar,
.call-peer-tile.has-video .call-tile-placeholder,
.call-peer-tile.has-video .call-tile-waves {
  display: none;
}

/* === Local video PiP === */
#call-media {
  position: relative;
  width: 100%;
  min-height: 0;
}

#call-local-video {
  position: fixed;
  bottom: 100px;
  right: 16px;
  width: 120px;
  height: 90px;
  border: 1px solid var(--border);
  border-radius: 3px;
  object-fit: cover;
  background: #050505;
  z-index: 99998;
  display: none;
}

@keyframes audioWave {
  from { height: 4px; }
  to { height: 16px; }
}

/* Call control buttons */
#call-controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 16px;
  border-top: 1px solid var(--border);
}

#call-controls button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--green-dim);
  background: transparent;
  color: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  padding: 0;
  margin: 0;
}

#call-controls button svg { stroke: var(--green); }

#call-controls button:hover {
  background: var(--green-muted);
  box-shadow: 0 0 10px rgba(0, 255, 65, 0.2);
}

#call-controls button.active {
  background: var(--green-muted);
  border-color: var(--green);
  box-shadow: 0 0 8px rgba(0, 255, 65, 0.3);
}

#call-controls button.muted {
  border-color: var(--danger);
}
#call-controls button.muted svg { stroke: var(--danger); }

.call-btn-danger {
  border-color: var(--danger) !important;
}
.call-btn-danger svg { stroke: var(--danger) !important; }
.call-btn-danger:hover {
  background: rgba(255, 51, 51, 0.15) !important;
  box-shadow: 0 0 10px rgba(255, 51, 51, 0.3) !important;
}

/* === Incoming Call Modal === */
#call-incoming-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 99997;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
}

#call-incoming-container {
  background: var(--bg);
  border: 1px solid var(--green-dim);
  border-radius: 4px;
  padding: 24px 32px;
  text-align: center;
  box-shadow: 0 0 40px rgba(0, 255, 65, 0.15);
  animation: incomingPulse 1.5s ease-in-out infinite;
}

@keyframes incomingPulse {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 255, 65, 0.1); }
  50% { box-shadow: 0 0 40px rgba(0, 255, 65, 0.25); }
}

#call-incoming-header { color: var(--green); font-size: 14px; margin-bottom: 8px; }
#call-incoming-type { color: var(--green-dim); font-size: 11px; margin-bottom: 12px; }
#call-incoming-caller { color: var(--green); font-size: 16px; margin-bottom: 20px; }

#call-incoming-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
}

#call-incoming-actions button {
  padding: 10px 24px;
  font-family: var(--mono);
  font-size: 12px;
  border-radius: 2px;
  cursor: pointer;
  border: 1px solid;
  background: transparent;
  transition: all 0.2s;
  margin: 0;
}

.call-btn-accept { color: var(--green); border-color: var(--green-dim); }
.call-btn-accept:hover {
  background: var(--green-muted);
  box-shadow: 0 0 12px rgba(0, 255, 65, 0.3);
}

/* === Sidebar call button === */
.sidebar-call-btn {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--green-dim);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  opacity: 0;
  transition: opacity 0.2s;
}
.sidebar-call-btn svg { stroke: var(--green-dim); }
.sidebar-user:hover .sidebar-call-btn { opacity: 1; }
.sidebar-call-btn:hover svg {
  stroke: var(--green);
  filter: drop-shadow(0 0 4px rgba(0, 255, 65, 0.4));
}

/* === Sidebar in-call indicator === */
.sidebar-in-call {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  margin-left: 6px;
  animation: inCallPulse 1.2s ease-in-out infinite;
  box-shadow: 0 0 4px rgba(0, 255, 65, 0.5);
}

@keyframes inCallPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

.sidebar-in-call-label {
  font-size: 9px;
  color: var(--green-dim);
  margin-left: 4px;
}

/* === Ringing animation === */
@keyframes ringingPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
#call-overlay[data-state="ringing"] #call-status {
  animation: ringingPulse 1.5s ease-in-out infinite;
}
#call-overlay[data-state="connecting"] #call-status {
  animation: ringingPulse 0.8s ease-in-out infinite;
}

/* === Mobile === */
@media (max-width: 768px) {
  #call-container,
  #call-container.multi-peer { width: 95vw; }
  #call-incoming-container { padding: 20px; }
  .call-peer-tile { min-height: 70px; padding: 8px 4px; }
  .call-tile-avatar, .call-tile-placeholder { width: 36px; height: 36px; font-size: 16px; }
}