/* Base & Light Mode Styles */
:root {
  --vh: 1vh;
  /* Light Theme Colors */
  --bg-color: #f3f4f6;
  --text-color: #1f2937;
  --sidebar-bg: #ffffff;
  --border-color: #e5e7eb;
  --chat-bg: #ffffff;
  --other-bubble-bg: #f3f4f6;
  --input-bg: #f9fafb;
  --topbar-bg: #ffffff;
  --user-bg: #f3f4f6;
  --user-hover-bg: #e5e7eb;
  --modal-content-bg: #ffffff;
  --primary-accent: #4f46e5;
  --primary-accent-hover: #4338ca;
  --secondary-accent: #10b981;
  --secondary-accent-hover: #059669;
  --btn-secondary-bg: #6b7280;
  --btn-secondary-hover-bg: #4b5563;
  --shadow-color: rgba(0, 0, 0, 0.05);
  --error-color: #ef4444;
  --game-info-bg: rgba(255, 255, 255, 0.85);
  --online-status-color: #22c55e;
  --start-color: #22c55e;
  --start-color-hover: #16a34a;
  --danger-color: #ef4444;
  --danger-color-hover: #dc2626;
  --hg-stroke-color: #374151;
  --pending-color: #f59e0b;
}

/* Dark Mode Styles */
body.dark-mode {
  --bg-color: #111827;
  --text-color: #e5e7eb;
  --sidebar-bg: #1f2937;
  --border-color: #374151;
  --chat-bg: #1f2937;
  --other-bubble-bg: #374151;
  --input-bg: #374151;
  --topbar-bg: #1f2937;
  --user-bg: #374151;
  --user-hover-bg: #4b5563;
  --modal-content-bg: #1f2937;
  --shadow-color: rgba(0, 0, 0, 0.2);
  --game-info-bg: rgba(31, 41, 55, 0.85);
  --hg-stroke-color: #d1d5db;
}

body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  display: flex;
  flex-direction: column;
  height: 100vh;
  transition: background-color 0.3s, color 0.3s;
}

.container {
  flex: 1;
  display: flex;
  overflow: hidden;
  height: 100%;
}

#sidebar {
  width: 320px;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border-color);
  transition: background-color 0.3s, border-color 0.3s;
  display: flex;
  flex-direction: column;
  padding: 0;
  box-sizing: border-box;
}

#sidebar-nav {
  display: flex;
  justify-content: space-around;
  border-bottom: 1px solid var(--border-color);
  padding: 8px;
  flex-shrink: 0;
}

.sidebar-nav-btn {
  background: transparent;
  border: none;
  padding: 10px 16px;
  color: var(--text-color);
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s;
}

.sidebar-nav-btn svg {
  width: 24px;
  height: 24px;
}

.sidebar-nav-btn:hover {
  background: var(--user-hover-bg);
}

.sidebar-nav-btn.active {
  color: var(--primary-accent);
  background: var(--user-hover-bg);
}

#sidebar-content {
  flex: 1;
  overflow: hidden;
  position: relative;
  padding: 16px;
}

.sidebar-panel {
  display: none;
  height: 100%;
  flex-direction: column;
}

.sidebar-panel.active {
  display: flex;
}

#userListContainer,
.game-controls-desktop,
#sidebar-appearance {
  display: flex;
  flex-direction: column;
  height: 100%;
}

#userList,
#groupsList,
#connectedChatsList,
#gameRoomListDesktop {
  overflow-y: auto;
  padding-right: 8px; /* For scrollbar */
}
#userList,
#groupsList,
#connectedChatsList {
  max-height: 20vh;
  flex-shrink: 0;
}
#userList {
  flex: 1;
  max-height: none;
}

#chat {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 16px;
  box-sizing: border-box;
  background: var(--bg-color);
  position: relative;
}

#roomTitle {
  font-size: 1.2rem;
  font-weight: 600;
}

#messages {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  background: var(--chat-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: 0 1px 3px var(--shadow-color);
  margin-bottom: 8px;
  transition: background-color 0.3s, border-color 0.3s, background-image 0.5s;
  background-size: cover;
  background-position: center;
}

.msg {
  display: flex;
  margin-bottom: 10px;
  position: relative;
  gap: 10px;
  align-items: flex-end;
}

.msg.me {
  justify-content: flex-end;
}
.msg.other {
  justify-content: flex-start;
}
.msg.system {
  justify-content: center;
}
.msg.me .msg-avatar {
  display: none;
}

.msg-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  flex-shrink: 0;
  overflow: hidden;
  margin-bottom: 2px;
}
.msg-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bubble {
  padding: 10px 16px;
  border-radius: 18px;
  max-width: 75%;
  box-shadow: 0 1px 4px rgba(79, 70, 229, 0.06);
  position: relative;
  line-height: 1.4;
}

.bubble img,
.bubble video,
.bubble audio {
  max-width: 100%;
  border-radius: 10px;
  margin-top: 5px;
}

.bubble audio {
  width: 250px;
}

.msg.me .bubble {
  background: var(--primary-accent);
  color: #fff;
  border-bottom-right-radius: 6px;
}

.msg.other .bubble {
  background: var(--other-bubble-bg);
  color: var(--text-color);
  border-bottom-left-radius: 6px;
}

.msg.system .bubble {
  background: #facc15;
  color: #422006;
  font-style: italic;
  text-align: center;
  padding: 6px 12px;
  font-size: 0.9em;
}

.msg .bubble > .sender-name {
  font-weight: 600;
  display: block;
  margin-bottom: 4px;
}

#messages.has-background {
  background-color: transparent;
}
#messages.has-background .msg.me .bubble {
  background-color: rgba(79, 70, 229, 0.85);
}
#messages.has-background .msg.other .bubble {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(2px);
  color: #1f2937;
}
body.dark-mode #messages.has-background .msg.other .bubble {
  background-color: rgba(55, 65, 81, 0.8);
  color: #e5e7eb;
}

#input-area {
  display: flex;
  flex-direction: column;
  position: relative;
}
#form {
  display: flex;
  margin-top: 12px;
  gap: 10px;
}

#input {
  flex: 1;
  padding: 12px;
  font-size: 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--input-bg);
  color: var(--text-color);
  transition: background-color 0.3s, border-color 0.3s, color 0.3s;
}
#input:focus {
  outline: none;
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}
#input:disabled {
  background-color: var(--user-hover-bg);
  cursor: not-allowed;
}

button {
  padding: 12px 18px;
  background: var(--primary-accent);
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
button:hover {
  background: var(--primary-accent-hover);
}
button:disabled {
  background-color: #9ca3af;
  cursor: not-allowed;
}
button.btn-secondary {
  background: var(--btn-secondary-bg);
}
button.btn-secondary:hover {
  background: var(--btn-secondary-hover-bg);
}

button.btn-start:not(:disabled) {
  background: var(--start-color);
}
button.btn-start:not(:disabled):hover {
  background: var(--start-color-hover);
}
button.btn-danger {
  background: var(--danger-color);
}
button.btn-danger:hover {
  background: var(--danger-color-hover);
}

.input-btn {
  padding: 12px;
  width: 48px;
  flex-shrink: 0;
  background-color: var(--user-bg);
  color: var(--text-color);
}
.input-btn svg {
  width: 20px;
  height: 20px;
}
.input-btn:hover {
  background-color: var(--user-hover-bg);
}
#recordAudioBtn.recording {
  background-color: var(--danger-color);
  color: white;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
  }
}

.user,
.group-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border-radius: 8px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.2s, box-shadow 0.2s;
  position: relative;
}
.user:hover,
.group-item:hover {
  background: var(--user-hover-bg);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}
.user.pending {
  opacity: 0.6;
  cursor: not-allowed;
}
.user.pending::after {
  content: "🕒";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  color: var(--pending-color);
}
.user.declined {
  opacity: 0.5;
  cursor: not-allowed;
}
.user.declined::after {
  content: "🚫";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  color: var(--danger-color);
}
body.dark-mode .user:hover,
body.dark-mode .group-item:hover {
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}
.user.public-room {
  font-weight: 600;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
  overflow: hidden;
  background-color: var(--user-bg);
}
.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.user-name,
.group-name {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-details,
.group-details {
  font-size: 0.8rem;
  color: #6b7280;
  display: flex;
  align-items: center;
  gap: 6px;
}
body.dark-mode .user-details,
body.dark-mode .group-details {
  color: #9ca3af;
}

.status-dot {
  width: 9px;
  height: 9px;
  background-color: var(--online-status-color);
  border-radius: 50%;
  border: 1.5px solid var(--sidebar-bg);
}

#connectedChatsContainer,
#connectedChatsContainerMobile,
#groupsContainer,
#groupsContainerMobile {
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}
#connectedChatsContainer h3,
#connectedChatsContainerMobile h3,
#groupsContainer h3,
#groupsContainerMobile h3 {
  margin: 0 0 12px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.connected-chat-item {
  background-color: var(--user-bg);
  color: var(--text-color);
}
.disconnect-btn {
  background-color: var(--btn-secondary-bg);
  color: white;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  margin-left: auto;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: background-color 0.2s;
}

.disconnect-btn:hover {
  background-color: var(--danger-color);
}

#topBar {
  background: var(--topbar-bg);
  padding: 12px 16px;
  box-shadow: 0 2px 8px var(--shadow-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 20;
  box-sizing: border-box;
  transition: background-color 0.3s, box-shadow 0.3s;
}
.top-bar-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
}

.icon-btn {
  background: transparent;
  border: none;
  color: var(--text-color);
  padding: 8px;
  border-radius: 50%;
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.icon-btn:hover {
  background: var(--user-hover-bg);
}
.icon-btn svg {
  width: 24px;
  height: 24px;
}
#showUsersBtn {
  display: none;
}
#theme-toggle .icon-sun {
  display: none;
}
body.dark-mode #theme-toggle .icon-moon {
  display: none;
}
body.dark-mode #theme-toggle .icon-sun {
  display: inline-block;
}

#typing-indicator,
#error-message,
#recordingIndicator {
  height: 20px;
  padding: 0 12px;
  font-style: italic;
  color: #6b7280;
  transition: all 0.3s ease;
  opacity: 0;
}
#error-message {
  color: var(--error-color);
  font-weight: 600;
}
body.dark-mode #typing-indicator {
  color: #9ca3af;
}

#recordingIndicator {
  display: none; /* Initially hidden */
  align-items: center;
  gap: 8px;
  font-weight: 600;
  color: var(--danger-color);
}
.dot-flashing {
  position: relative;
  width: 10px;
  height: 10px;
  border-radius: 5px;
  background-color: var(--danger-color);
  color: var(--danger-color);
  animation: dotFlashing 1s infinite linear alternate;
  animation-delay: 0.5s;
}
@keyframes dotFlashing {
  0% {
    background-color: var(--danger-color);
  }
  50%,
  100% {
    background-color: rgba(239, 68, 68, 0.2);
  }
}

.background-settings {
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
  margin-top: 16px;
}
.background-settings h4 {
  margin: 0 0 12px 0;
  font-weight: 600;
}

.background-options-grid {
  flex: 1;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  gap: 8px;
  padding-right: 8px;
}

.background-option {
  width: 100%;
  padding-top: 100%; /* Creates square aspect ratio */
  border-radius: 8px;
  cursor: pointer;
  background-size: cover;
  background-position: center;
  border: 2px solid transparent;
  transition: border-color 0.2s, transform 0.2s;
  position: relative;
}
.background-option:hover {
  border-color: var(--primary-accent);
  transform: scale(1.05);
}

.background-option-default {
  background-color: var(--user-bg);
  background-image: none;
}

.background-option-default span {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-color);
  font-weight: 500;
  font-size: 14px;
}

/* Emoji Picker */
#emojiPicker {
  position: absolute;
  bottom: 100%;
  right: 58px;
  background: var(--sidebar-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px;
  box-shadow: 0 4px 12px var(--shadow-color);
  width: 280px;
  height: 200px;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
#emojiPicker span {
  cursor: pointer;
  font-size: 24px;
  text-align: center;
  border-radius: 4px;
  padding: 2px;
}
#emojiPicker span:hover {
  background: var(--user-hover-bg);
}

/* Game Styles */
#doodleGameContainer {
  position: absolute;
  top: 16px;
  left: 16px;
  right: 16px;
  bottom: calc(16px + 68px + 12px); /* +12px for form margin */
  z-index: 5;
  display: flex;
  flex-direction: column;
  pointer-events: none;
}

#gameCanvas {
  width: 100%;
  height: 100%;
  background: var(--chat-bg);
  border-radius: 12px;
  border: 2px dashed var(--primary-accent);
  cursor: crosshair;
  pointer-events: auto;
}

.game-timer {
  position: absolute;
  top: 10px;
  right: 15px;
  z-index: 7;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 1.2rem;
  display: none;
  pointer-events: auto;
}

#gameInfo {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--game-info-bg);
  padding: 8px 16px;
  border-radius: 20px;
  font-weight: 600;
  box-shadow: 0 2px 5px var(--shadow-color);
  backdrop-filter: blur(4px);
  z-index: 6;
  text-align: center;
}
.game-overlay-message {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  background: var(--game-info-bg);
  color: var(--text-color);
  padding: 16px 28px;
  border-radius: 24px;
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
  box-shadow: 0 4px 15px var(--shadow-color);
  backdrop-filter: blur(5px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease, transform 0.4s ease;
  white-space: nowrap;
}
.game-overlay-message.visible {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.game-overlay-message.system-overlay {
  background: #facc15;
  color: #422006;
  font-style: italic;
  font-size: 1.2rem;
}

.game-overlay-message.success-overlay {
  background-color: var(--start-color);
  color: white;
}

#drawingTools {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  pointer-events: auto;
}
.game-controls-desktop h3,
.game-controls-desktop h4,
.room-list-header {
  margin: 16px 0 12px 0;
  font-weight: 600;
}
.game-controls-desktop button {
  width: 100%;
  margin-bottom: 8px;
}
#gameControlsMobile button {
  width: 100%;
  margin-bottom: 8px;
}

#gameRoomListMobile {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 150px;
  overflow-y: auto;
  padding-right: 5px;
}
.game-room-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  background: var(--user-bg);
  border-radius: 8px;
  margin-bottom: 8px;
}
.game-room-item span {
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding-right: 10px;
}

.game-room-item button {
  padding: 6px 12px;
  font-size: 14px;
  flex: 0 0 25%;
  max-width: 80px;
  text-align: center;
  background-color: var(--secondary-accent);
}

.game-room-item button:hover {
  background-color: var(--secondary-accent-hover);
}
.game-room-item button:disabled {
  background-color: var(--btn-secondary-bg);
  cursor: not-allowed;
  opacity: 0.7;
}
.no-rooms-msg {
  font-style: italic;
  color: #6b7280;
  text-align: center;
  padding: 10px 0;
}

/* Hangman Styles */
#hangmanGameContainer {
  position: absolute;
  top: 16px;
  left: 16px;
  right: 16px;
  bottom: calc(16px + 68px + 12px);
  z-index: 5;
  background: var(--chat-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-around;
  padding: 20px;
  box-sizing: border-box;
}

#hangmanGameContainer .game-timer {
  right: auto;
  left: 15px;
}

#hangmanDrawing {
  width: 150px;
  height: 200px;
  position: relative;
  margin-bottom: 20px;
}

.hg-part {
  position: absolute;
  background-color: var(--hg-stroke-color);
  display: none;
}
.gallows-base {
  display: block;
  width: 100px;
  height: 5px;
  bottom: 0;
  left: 25px;
}
.gallows-pole {
  display: block;
  width: 5px;
  height: 180px;
  bottom: 0;
  left: 50px;
}
.gallows-beam {
  display: block;
  width: 90px;
  height: 5px;
  top: 20px;
  left: 50px;
}
.gallows-rope {
  display: block;
  width: 5px;
  height: 30px;
  top: 20px;
  left: 135px;
}
.hg-head {
  width: 40px;
  height: 40px;
  border: 5px solid var(--hg-stroke-color);
  border-radius: 50%;
  top: 48px;
  left: 112px;
  background-color: transparent;
}
.hg-body {
  width: 5px;
  height: 50px;
  top: 93px;
  left: 135px;
}
.hg-arm-left {
  width: 40px;
  height: 5px;
  top: 105px;
  left: 100px;
  transform: rotate(30deg);
}
.hg-arm-right {
  width: 40px;
  height: 5px;
  top: 105px;
  left: 135px;
  transform: rotate(-30deg);
}
.hg-leg-left {
  width: 40px;
  height: 5px;
  top: 150px;
  left: 100px;
  transform: rotate(135deg);
}
.hg-leg-right {
  width: 40px;
  height: 5px;
  top: 150px;
  left: 135px;
  transform: rotate(45deg);
}
#hangmanDrawing.incorrect-1 .hg-head,
#hangmanDrawing.incorrect-2 .hg-head,
#hangmanDrawing.incorrect-2 .hg-body,
#hangmanDrawing.incorrect-3 .hg-head,
#hangmanDrawing.incorrect-3 .hg-body,
#hangmanDrawing.incorrect-3 .hg-arm-left,
#hangmanDrawing.incorrect-4 .hg-head,
#hangmanDrawing.incorrect-4 .hg-body,
#hangmanDrawing.incorrect-4 .hg-arm-left,
#hangmanDrawing.incorrect-4 .hg-arm-right,
#hangmanDrawing.incorrect-5 .hg-head,
#hangmanDrawing.incorrect-5 .hg-body,
#hangmanDrawing.incorrect-5 .hg-arm-left,
#hangmanDrawing.incorrect-5 .hg-arm-right,
#hangmanDrawing.incorrect-5 .hg-leg-left,
#hangmanDrawing.incorrect-6 .hg-head,
#hangmanDrawing.incorrect-6 .hg-body,
#hangmanDrawing.incorrect-6 .hg-arm-left,
#hangmanDrawing.incorrect-6 .hg-arm-right,
#hangmanDrawing.incorrect-6 .hg-leg-left,
#hangmanDrawing.incorrect-6 .hg-leg-right {
  display: block;
}

#hangmanWordDisplay {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  justify-content: center;
}
.letter-placeholder {
  width: 30px;
  height: 40px;
  border-bottom: 4px solid var(--text-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  text-transform: uppercase;
}
.letter-placeholder.space {
  border-bottom: none;
}
#hangmanIncorrectLetters {
  height: 30px;
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--error-color);
  letter-spacing: 4px;
  text-transform: uppercase;
}
#hangmanGameInfo {
  font-size: 1.1rem;
  font-weight: 600;
  text-align: center;
}

/* Modal Styles */
.modal {
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(17, 24, 39, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}
#privateRequestModal,
#incomingCallModal,
#incomingGroupCallModal,
#disconnectModal,
#fileTransferRequestModal,
#fileTransferProgressModal {
  z-index: 1002;
}
.modal-content {
  background: var(--modal-content-bg);
  padding: 24px;
  border-radius: 14px;
  box-shadow: 0 4px 24px var(--shadow-color);
  width: 100%;
  min-width: 300px;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-sizing: border-box;
  transition: background-color 0.3s;
}

/* Incoming Call Modal Styling */
.incoming-call-content {
  align-items: center;
  text-align: center;
  padding: 32px;
  background-color: #2c2f33;
  color: #fff;
  border-radius: 16px;
}
body:not(.dark-mode) .incoming-call-content {
  background-color: var(--sidebar-bg);
  color: var(--text-color);
}

#incomingCallAvatar,
#incomingGroupCallAvatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  margin-bottom: 16px;
  background-size: cover;
  background-position: center;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: bold;
  color: #fff;
  overflow: hidden;
}
#incomingCallAvatar img,
#incomingGroupCallAvatar img,
#incomingGroupCallAvatar div {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#incomingCallFrom,
#incomingGroupCallFrom {
  font-size: 1.75rem;
  font-weight: 600;
  margin: 0;
}
#incomingCallStatus,
#incomingGroupCallStatus {
  font-size: 1rem;
  color: #b9bbbe;
  margin: 4px 0 24px 0;
}
body:not(.dark-mode) #incomingCallStatus,
body:not(.dark-mode) #incomingGroupCallStatus {
  color: var(--btn-secondary-bg);
}

.call-actions {
  display: flex;
  justify-content: center;
  width: 100%;
  margin-top: 16px;
  gap: 60px;
}
.call-action {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.call-action span {
  font-size: 0.9rem;
  color: #b9bbbe;
}
body:not(.dark-mode) .call-action span {
  color: var(--text-color);
}
.call-action .call-control-btn {
  width: 56px;
  height: 56px;
  padding: 14px;
  border-radius: 50%; /* Make them circles */
}
.call-action .call-control-btn svg {
  width: 100%;
  height: 100%;
}
#declineCallBtn,
#dismissGroupCallBtn {
  background-color: var(--danger-color) !important;
}
#declineCallBtn:hover,
#dismissGroupCallBtn:hover {
  background-color: var(--danger-color-hover) !important;
}
#acceptCallBtn,
#joinGroupCallBtn {
  background-color: var(--start-color) !important;
}
#acceptCallBtn:hover,
#joinGroupCallBtn:hover {
  background-color: var(--start-color-hover) !important;
}

.modal-content input[type="text"],
.modal-content input[type="number"],
.modal-content input[type="password"] {
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  font-size: 16px;
  margin-bottom: 10px;
  background-color: var(--input-bg);
  color: var(--text-color);
  width: 100%;
  box-sizing: border-box;
}
.modal-content input:focus {
  border-color: var(--primary-accent);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.2);
}

.modal-buttons {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.modal-buttons button {
  flex: 1;
}

.game-type-selector {
  display: flex;
  justify-content: center;
  gap: 20px;
  padding: 10px;
  background-color: var(--user-bg);
  border-radius: 8px;
  margin-bottom: 15px;
}
.game-type-selector label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 6px;
  transition: background-color 0.2s;
}
.game-type-selector input[type="radio"] {
  display: none;
}
.game-type-selector input[type="radio"]:checked + span {
  color: var(--primary-accent);
  font-weight: 700;
}
.game-type-selector label:has(input:checked) {
  background-color: var(--modal-content-bg);
  box-shadow: 0 1px 4px var(--shadow-color);
}
.game-type-selector span {
  font-weight: 500;
}

/* Mobile Modal Tabs */
#mobileModalNav {
  display: flex;
  justify-content: space-around;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}
.modal-nav-btn {
  background: transparent;
  border: none;
  padding: 10px;
  color: var(--text-color);
  font-weight: 600;
  border-bottom: 3px solid transparent;
}
.modal-nav-btn.active {
  color: var(--primary-accent);
  border-bottom-color: var(--primary-accent);
}

.modal-tab-viewport {
  flex: 1;
  overflow: hidden;
  position: relative;
  display: flex;
}
.modal-tab-wrapper {
  display: flex;
  height: 100%;
  width: 100%;
  transition: transform 0.35s ease-in-out;
}
.modal-tab-content {
  width: 100%;
  flex-shrink: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* Video Call Overlay */
#callContainer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #1a1a1a;
  z-index: 1005;
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#callContainer.active {
  display: flex;
}

#videoGrid {
  display: grid;
  gap: 10px;
  width: 100%;
  height: calc(100% - 100px); /* Space for controls */
  padding: 10px;
  box-sizing: border-box;
  overflow: hidden;
  transition: grid-template-columns 0.5s ease;
}

.video-participant-container {
  position: relative;
  background-color: #000;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-participant-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.participant-name-tag {
  position: absolute;
  bottom: 8px;
  left: 8px;
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 14px;
}

#localVideo {
  position: absolute;
  bottom: 100px;
  right: 20px;
  width: 25%;
  max-width: 150px;
  border-radius: 8px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  z-index: 1006;
  transition: opacity 0.3s;
}
#localVideo.hidden {
  opacity: 0;
  pointer-events: none;
}

#callInfoBar {
  position: absolute;
  top: 20px;
  left: 20px;
  z-index: 1007;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 10px;
}
#callPartnerName {
  font-size: 1.2rem;
  font-weight: 600;
}
#callStatusIndicator {
  font-size: 0.9rem;
}

#callControls {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1007;
  display: flex;
  gap: 20px;
}

.call-control-btn {
  background-color: #36393f;
  color: white;
  border: none;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.2s;
  padding: 14px;
  box-sizing: border-box;
}
.call-control-btn:hover {
  background-color: #4a4d52;
}

.call-control-btn.danger {
  background-color: var(--danger-color);
}
.call-control-btn.danger:hover {
  background-color: var(--danger-color-hover);
}
.call-control-btn.accept {
  background-color: var(--start-color);
}
.call-control-btn.accept:hover {
  background-color: var(--start-color-hover);
}

.call-control-btn.mic-off,
.call-control-btn.video-off {
  background-color: #fff;
  color: #111;
}
.call-control-btn .icon-mic,
.call-control-btn .icon-video {
  display: block;
}
.call-control-btn .icon-mic-off,
.call-control-btn .icon-video-off {
  display: none;
}
.call-control-btn.mic-off .icon-mic,
.call-control-btn.video-off .icon-video {
  display: none;
}
.call-control-btn.mic-off .icon-mic-off,
.call-control-btn.video-off .icon-video-off {
  display: block;
}

#audioCallView {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  z-index: 1006;
}
#callContainer.audio-only #audioCallView {
  display: flex;
}
#callContainer.audio-only #videoGrid {
  display: none;
}
#callContainer.audio-only #localVideo {
  display: none;
}
#audioCallAvatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background-size: cover;
  background-position: center;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  font-weight: bold;
}
#audioCallView p {
  font-size: 1.5rem;
  font-weight: 500;
}

/* File Transfer Styles */
.progress-bar-container {
  width: 100%;
  height: 20px;
  background-color: var(--user-bg);
  border-radius: 10px;
  overflow: hidden;
  margin: 10px 0;
}
.progress-bar {
  width: 0%;
  height: 100%;
  background-color: var(--primary-accent);
  border-radius: 10px;
  transition: width 0.2s ease-out;
}
#fileDownloadLinkContainer a {
  display: block;
  margin-top: 15px;
  text-align: center;
  padding: 12px;
  background-color: var(--start-color);
  color: white;
  text-decoration: none;
  font-weight: 600;
  border-radius: 8px;
}
#fileDownloadLinkContainer a:hover {
  background-color: var(--start-color-hover);
}

/* Group & Profile Picture Styles */
.btn-full-width {
  width: 100%;
  margin-top: 10px;
}
#profile-settings #logoutBtn {
  margin-top: 10px;
}
#groupUserSelectionList {
  max-height: 250px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px;
}
#groupUserSelectionList label {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: 6px;
  cursor: pointer;
}
#groupUserSelectionList label:hover {
  background-color: var(--user-hover-bg);
}
#groupUserSelectionList input[type="checkbox"] {
  width: 18px;
  height: 18px;
}
#groupUserSelectionList label.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background-color: transparent;
}

.avatar-upload-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  margin-bottom: 15px;
}
.avatar-upload-label img {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color);
}
#profilePictureModal .avatar-upload-label img {
  width: 120px;
  height: 120px;
}
.avatar-upload-label span {
  font-weight: 500;
  color: var(--primary-accent);
}

#profile-settings {
  padding-bottom: 16px;
}
#profile-settings h4 {
  margin: 0 0 12px 0;
  font-weight: 600;
}
#myProfilePreview,
#myProfilePreviewMobile {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
#myProfilePreview .user-avatar {
  width: 50px;
  height: 50px;
}
#myProfilePreview .user-name {
  font-size: 1.1rem;
}

.group-management-list {
  max-height: 150px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 8px;
}
.group-management-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px;
  border-radius: 6px;
}
.group-management-item:hover {
  background-color: var(--user-hover-bg);
}
.group-management-item .user-info {
  display: flex;
  gap: 10px;
  flex-direction: row;
  align-items: center;
}
.manage-member-btn {
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
}

/* Responsive Styles */
@media (max-width: 768px) {
  body {
    height: calc(var(--vh, 1vh) * 100);
    overflow: hidden;
  }
  #showUsersBtn {
    display: inline-flex;
  }
  .container {
    flex-direction: column;
    height: 100%;
  }
  #sidebar {
    display: none;
  }
  #topBar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 20;
  }
  #chat {
    padding-top: 68px; /* Leave space for the fixed top bar */
    height: 100%;
    overflow: hidden;
  }
  #messages {
    flex: 1;
    margin-bottom: 0;
    padding-bottom: 100px;
  }
  #input-area {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: var(--topbar-bg);
    padding: 8px 8px env(safe-area-inset-bottom, 12px) 8px;
    box-shadow: 0 -2px 8px var(--shadow-color);
    z-index: 10;
    box-sizing: border-box;
  }
  #form {
    margin-top: 0;
  }
  #form button[type="submit"] {
    min-width: 60px;
  }
  .input-btn {
    min-width: 44px;
    width: 44px;
    padding: 10px;
  }

  #allUsersModal .modal-content {
    height: 80vh;
    display: flex;
    flex-direction: column;
  }

  #doodleGameContainer,
  #hangmanGameContainer {
    top: 78px;
    left: 10px;
    right: 10px;
    bottom: 88px;
  }

  #hangmanWordDisplay {
    gap: 5px;
  }
  .letter-placeholder {
    width: 20px;
    height: 30px;
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  #roomTitle {
    font-size: 1rem;
  }
  #input-area {
    padding: 6px 4px env(safe-area-inset-bottom, 10px) 4px;
  }
}

/* Modal Z-indexes */
#createGameModal,
#passwordPromptModal,
#howToPlayModal,
#createGroupModal,
#profilePictureModal,
#wordSelectionModal,
#manageGroupModal {
  z-index: 1001;
}

#howToPlayModal .modal-content ul {
  list-style: none;
  padding-left: 0;
  margin: 16px 0 0 0;
}
#howToPlayModal .modal-content li {
  margin-bottom: 12px;
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
}
#howToPlayModal .modal-content li::before {
  content: "🔹";
  margin-right: 10px;
  color: var(--primary-accent);
  font-size: 14px;
  line-height: 1.6;
}

#gameControlsMobile {
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
}
#gameControlsMobile button {
  margin-bottom: 0;
}

.room-list-fieldset {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 12px;
  margin: 0;
  flex: 1;
  min-height: 100px;
  display: flex;
  flex-direction: column;
}
.room-list-fieldset legend {
  padding: 0 8px;
  font-weight: 600;
  color: var(--text-color);
}
#gameRoomListMobile {
  flex: 1;
  overflow-y: auto;
}

.mobile-game-actions {
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-close-modal {
  margin-top: 24px;
  background-color: var(--btn-secondary-bg);
}
.btn-close-modal:hover {
  background-color: var(--btn-secondary-hover-bg);
}
.game-controls-desktop #startGameBtn,
.game-controls-desktop #stopGameBtn {
  margin-top: 8px;
  margin-bottom: 0;
}
#gameControlsMobile #startGameBtnMobile,
#gameControlsMobile #stopGameBtnMobile {
  margin-top: 0;
  margin-bottom: 0;
}

#scoreboardTitle {
  margin-top: 0;
  margin-bottom: 18px;
  color: var(--primary-accent);
  text-align: center;
}

#finalScores h3 {
  margin-top: 0;
  margin-bottom: 12px;
  font-weight: 600;
  text-align: center;
}

#finalScores ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

#finalScores li {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#finalScores li:last-child {
  border-bottom: none;
}

#finalScores .score-name {
  font-weight: 600;
}

#finalScores .score-points {
  font-weight: 700;
  color: var(--secondary-accent);
}

.error-text {
  color: var(--error-color);
  text-align: center;
  font-weight: 600;
  margin-top: -5px;
  margin-bottom: 10px;
}
#wordOptionsContainer {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}
.word-option-btn {
  width: 100%;
  background-color: var(--user-bg);
  color: var(--text-color);
  font-size: 1.1rem;
}
.word-option-btn:hover {
  background-color: var(--primary-accent);
  color: #fff;
}