@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap");

:root {
  --chat-bg: var(--site-bg);
  --chat-surface: var(--site-surface);
  --chat-surface-2: var(--site-surface-2);
  --chat-surface-3: var(--site-surface-3);
  --chat-border: var(--site-border);
  --chat-text: var(--site-text);
  --chat-muted: var(--site-muted);
  --chat-button: var(--site-button);
  --chat-button-hover: var(--site-button-hover);
  --chat-accent: var(--site-accent);
  --chat-accent-hover: var(--site-accent-hover);
  --chat-accent-text: var(--site-accent-text);
  --chat-input-bg: var(--site-input-bg);
  --chat-input-text: var(--site-input-text);
  --chat-placeholder: var(--site-placeholder);
  --chat-shadow: var(--site-shadow);
  --chat-ring: var(--site-control-ring);
  --chat-control-border: var(--site-control-border);
  --chat-control-border-hover: var(--site-control-border-hover);
  --chat-success: #4ade80;
  --chat-success-strong: #22c55e;
  --chat-danger: #ef4444;
  --chat-danger-hover: #dc2626;
  --chat-warning: #f59e0b;
}

body.chat-page {
  min-height: 100dvh;
  overflow: hidden;
  background-color: var(--chat-bg);
}

.chat-container {
  display: flex;
  height: calc(100dvh - 96px);
  min-height: 520px;
  margin: 0 20px 20px;
  overflow: hidden;
  color: var(--chat-text);
  background: var(--chat-surface-3);
  border: 1px solid var(--chat-border);
  border-radius: var(--site-radius-md);
  font-family: "Roboto", serif;
  box-shadow: 0 18px 42px var(--chat-shadow);
}

.chat-sidebar {
  z-index: 10;
  display: flex;
  width: 320px;
  min-width: 280px;
  flex-direction: column;
  background: var(--chat-surface-2);
  border-right: 1px solid var(--chat-border);
}

.chat-header,
.chat-info,
.user-info-bar,
.message-input-container,
.modal-header {
  background: var(--chat-surface-2);
  border-color: var(--chat-border);
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--chat-border);
}

.chat-header h2 {
  margin: 0;
  color: var(--chat-text);
  font-size: 20px;
  font-weight: 700;
}

.chat-actions,
.friend-actions {
  display: flex;
  gap: 10px;
}

.action-btn,
.copy-btn,
.menu-btn,
.send-btn,
.modal-close,
.btn-sm {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  color: var(--chat-text);
  background: var(--chat-button);
  border-radius: var(--site-radius-sm);
  font-family: "Roboto", serif;
  cursor: pointer;
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease,
    color 0.15s ease,
    transform 0.15s ease;
}

.action-btn,
.send-btn {
  width: 40px;
  height: 40px;
  font-size: 16px;
}

.action-btn {
  position: relative;
}

.copy-btn {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  font-size: 12px;
}

.copy-btn.is-copied {
  color: #052e16;
  background: var(--chat-success);
}

.menu-btn,
.modal-close {
  width: 40px;
  height: 40px;
  padding: 0;
}

.action-btn:hover,
.copy-btn:hover,
.menu-btn:hover,
.send-btn:hover:not(:disabled),
.modal-close:hover,
.btn-primary:hover {
  color: var(--chat-text);
  background: var(--chat-button-hover);
  transform: translateY(-1px) scale(1.05);
}

.action-btn:active,
.copy-btn:active,
.menu-btn:active,
.send-btn:active:not(:disabled),
.modal-close:active,
.btn-sm:active {
  transform: scale(0.96);
}

.action-btn:focus-visible,
.copy-btn:focus-visible,
.menu-btn:focus-visible,
.send-btn:focus-visible,
.modal-close:focus-visible,
.tab-btn:focus-visible,
.menu-option:focus-visible,
.btn-sm:focus-visible,
.gs:focus-visible,
input:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--chat-ring);
}

.friends-notification-badge,
.unread-badge,
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  background: var(--chat-danger);
  border-radius: var(--site-radius-pill);
  font-weight: 700;
}

.friends-notification-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  width: 18px;
  min-width: 18px;
  height: 18px;
  border: 2px solid var(--chat-surface-2);
  font-size: 10px;
}

.chat-search {
  padding: 15px 20px;
  background: var(--chat-surface-2);
  border-bottom: 1px solid var(--chat-border);
}

.chat-search input,
.form-group input,
.add-friend-form input {
  width: 100%;
  box-sizing: border-box;
  padding: 12px 16px;
  color: var(--chat-input-text);
  background: var(--chat-input-bg);
  border: 1px solid var(--chat-control-border);
  border-radius: var(--site-radius-sm);
  font-family: "Roboto", serif;
  font-size: 14px;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    background-color 0.2s ease;
}

.chat-search input:hover,
.form-group input:hover,
.add-friend-form input:hover {
  border-color: var(--chat-control-border-hover);
  box-shadow: 0 0 0 4px var(--chat-ring);
}

.chat-search input:focus,
.form-group input:focus,
.add-friend-form input:focus {
  outline: none;
  border-color: var(--chat-control-border-hover);
  box-shadow: 0 0 0 4px var(--chat-ring);
}

.chat-search input::placeholder,
.form-group input::placeholder,
.add-friend-form input::placeholder,
.message-input input::placeholder {
  color: var(--chat-placeholder);
}

.chat-list {
  flex: 1;
  overflow: auto;
  background: var(--chat-surface-3);
}

.chat-item {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 15px 20px;
  border-bottom: 1px solid var(--chat-border);
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    transform 0.2s ease;
}

.chat-item:hover {
  background: color-mix(in srgb, var(--chat-surface) 72%, transparent);
  transform: translateX(4px);
}

.chat-item.active {
  background: var(--chat-surface);
  box-shadow: inset 3px 0 0 var(--chat-accent);
}

.chat-avatar,
.member-avatar {
  position: relative;
  flex-shrink: 0;
}

.avatar-circle,
.user-avatar,
.message-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--chat-muted);
  background: var(--chat-button);
  border: 2px solid var(--chat-muted);
  border-radius: 50%;
  font-weight: 700;
}

.avatar-circle {
  width: 45px;
  height: 45px;
  font-size: 18px;
}

.user-avatar,
.message-avatar {
  width: 35px;
  height: 35px;
  font-size: 14px;
}

.chat-item.active .avatar-circle {
  color: var(--chat-accent-text);
  background: var(--chat-accent);
  border-color: var(--chat-accent);
}

.online-indicator,
.status-indicator {
  position: absolute;
  border-radius: 50%;
  background: var(--chat-success-strong);
}

.online-indicator {
  right: 0;
  bottom: 0;
  width: 12px;
  height: 12px;
  border: 2px solid var(--chat-surface-3);
}

.online-indicator.offline,
.status-indicator.offline {
  background: var(--chat-muted);
}

.chat-item-content,
.chat-details,
.user-details,
.member-info {
  min-width: 0;
}

.chat-item-content,
.chat-details,
.user-info,
.member-info {
  flex: 1;
}

.chat-item-name,
.user-details span:first-child,
.member-username {
  overflow: hidden;
  color: var(--chat-text);
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-item-name {
  margin-bottom: 4px;
  font-size: 15px;
}

.chat-item-preview,
.chat-time,
.message-time,
.typing-indicator,
.character-counter,
.member-status,
.friend-meta,
.field-hint,
.loading {
  color: var(--chat-muted);
}

.chat-item-preview {
  overflow: hidden;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-item-meta {
  display: flex;
  align-items: flex-end;
  flex-direction: column;
  gap: 5px;
}

.chat-time,
.message-time,
.member-status,
.friend-meta,
.field-hint {
  font-size: 12px;
}

.unread-badge {
  min-width: 18px;
  padding: 2px 8px;
  font-size: 11px;
}

.user-info-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 20px;
  border-top: 1px solid var(--chat-border);
}

.user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.user-details {
  display: flex;
  flex-direction: column;
}

.user-details span:first-child {
  font-size: 14px;
}

.user-status {
  color: var(--chat-success);
  font-size: 12px;
}

.chat-main {
  z-index: 5;
  display: flex;
  flex: 1;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  background: var(--chat-bg);
}

.chat-welcome {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 20px;
  background:
    linear-gradient(
      135deg,
      color-mix(in srgb, var(--chat-accent) 14%, transparent),
      transparent 42%
    ),
    var(--chat-bg);
}

.welcome-content {
  max-width: 430px;
  padding: 36px;
  text-align: center;
  background: var(--chat-surface-2);
  border: 1px solid var(--chat-border);
  border-radius: var(--site-radius-md);
  box-shadow: 0 18px 42px var(--chat-shadow);
}

.welcome-icon {
  margin-bottom: 20px;
  color: var(--chat-accent);
  font-size: 72px;
}

.welcome-content h2 {
  margin: 0 0 10px;
  color: var(--chat-text);
  font-weight: 700;
}

.welcome-content p {
  margin: 0 0 28px;
  color: var(--chat-muted);
  line-height: 1.5;
}

.chat-content {
  display: flex;
  height: 100%;
  min-height: 0;
  flex-direction: column;
}

.chat-info {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 17px;
  border-bottom: 1px solid var(--chat-border);
}

.chat-details h3 {
  margin: 0 0 5px;
  color: var(--chat-text);
  font-size: 18px;
  font-weight: 700;
}

.chat-details span {
  color: var(--chat-muted);
  font-size: 14px;
}

.chat-menu {
  position: relative;
}

.chat-menu-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 180px;
  overflow: hidden;
  background: var(--chat-surface-2);
  border: 1px solid var(--chat-border);
  border-radius: var(--site-radius-sm);
  box-shadow: 0 14px 30px var(--chat-shadow);
  z-index: 1000;
}

.menu-option {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  color: var(--chat-text);
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 14px;
  text-align: left;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    transform 0.15s ease;
}

.menu-option:hover {
  background: var(--chat-surface);
  transform: scale(1.05);
}

#leaveGroupOption,
.menu-option.danger {
  color: var(--chat-danger);
}

#leaveGroupOption:hover,
.menu-option.danger:hover {
  color: white;
  background: color-mix(in srgb, var(--chat-danger) 72%, var(--chat-surface));
}

.messages-container {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 20px;
  background: var(--chat-bg);
}

.messages {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.message {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  max-width: min(80%, 780px);
}

.message.own {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.message-content {
  max-width: 100%;
  padding: 12px 16px;
  color: var(--chat-text);
  background: var(--chat-surface-2);
  border: 1px solid var(--chat-border);
  border-radius: var(--site-radius-lg);
  box-shadow: 0 8px 22px color-mix(in srgb, var(--chat-shadow) 70%, transparent);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.message.own .message-content {
  color: var(--chat-accent-text);
  background: var(--chat-accent);
  border-color: var(--chat-accent);
}

.message-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
  font-size: 12px;
}

.message-sender {
  color: var(--chat-accent);
  font-weight: 700;
}

.message.own .message-sender,
.message.own .message-time {
  color: color-mix(in srgb, var(--chat-accent-text) 78%, transparent);
}

.message-text {
  line-height: 1.4;
}

.message.system {
  max-width: 100%;
  align-self: center;
  margin: 10px auto;
  text-align: center;
}

.system-message {
  display: inline-block;
  color: var(--chat-muted) !important;
  background: color-mix(in srgb, var(--chat-surface) 72%, transparent) !important;
  border: 1px dashed var(--chat-border) !important;
  border-radius: var(--site-radius-sm) !important;
  box-shadow: none !important;
  font-style: italic;
  text-align: center;
}

.system-message .message-time {
  display: block;
  margin-top: 4px;
  color: var(--chat-muted) !important;
  font-size: 10px;
}

.typing-indicator {
  padding: 10px 20px;
  font-size: 14px;
  font-style: italic;
}

.message-input-container {
  padding: 18px 20px;
  border-top: 1px solid var(--chat-border);
}

.message-input {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0;
  background: transparent;
}

.message-input input {
  flex: 1;
  min-width: 0;
  padding: 10px 0;
  color: var(--chat-input-text);
  background: transparent;
  border: 0;
  box-shadow: none;
  outline: none;
  font-family: "Roboto", serif;
  font-size: 15px;
  appearance: none;
}

.message-input input:focus-visible {
  box-shadow: none;
}

.send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.character-counter {
  margin-top: 5px;
  padding-right: 10px;
  font-size: 12px;
  text-align: right;
}

.character-counter.is-warning {
  color: var(--chat-warning);
}

.character-counter.is-danger,
#memberCount.is-danger {
  color: var(--chat-danger);
}

#memberCount.is-warning {
  color: var(--chat-warning);
}

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: color-mix(in srgb, black 72%, transparent);
  z-index: 1000;
}

.modal-content {
  width: min(90vw, 500px);
  max-height: 80vh;
  overflow: auto;
  color: var(--chat-text);
  background: var(--chat-surface-2);
  border: 1px solid var(--chat-border);
  border-radius: var(--site-radius-md);
  box-shadow: 0 22px 54px var(--chat-shadow);
  animation: modalSlideIn 0.25s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--chat-border);
}

.modal-header h3 {
  margin: 0;
  color: var(--chat-text);
  font-weight: 700;
}

.modal-body {
  padding: 20px;
  background: var(--chat-surface-3);
}

.friends-tabs,
.chat-type-tabs {
  display: flex;
  overflow: hidden;
  margin-bottom: 20px;
  background: var(--chat-surface-2);
  border: 1px solid var(--chat-border);
  border-radius: var(--site-radius-sm);
}

.tab-btn {
  position: relative;
  flex: 1;
  padding: 12px 14px;
  color: var(--chat-muted);
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-family: "Roboto", serif;
  font-weight: 600;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.tab-btn.active {
  color: var(--chat-text);
  background: var(--chat-surface);
  border-bottom-color: var(--chat-accent);
}

.tab-btn:hover {
  color: var(--chat-text);
  background: var(--chat-surface);
  transform: scale(1.05);
}

.badge {
  min-width: 18px;
  padding: 2px 6px;
  margin-left: 5px;
  font-size: 10px;
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  color: var(--chat-text);
  font-weight: 600;
}

.add-friend-form {
  display: flex;
  align-items: flex-end;
  gap: 12px;
}

.friend-item,
.request-item,
.group-member-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px;
  margin-bottom: 10px;
  background: var(--chat-surface-2);
  border: 1px solid var(--chat-border);
  border-radius: var(--site-radius-sm);
  transition:
    background-color 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.friend-item:hover,
.request-item:hover,
.group-member-item:hover {
  background: var(--chat-surface);
  box-shadow: 0 12px 28px var(--chat-shadow);
  transform: translateY(-1px);
}

.friend-info {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.btn-sm {
  min-height: 36px;
  padding: 8px 14px;
  font-size: 12px;
  font-weight: 700;
}

.btn-primary {
  background: var(--chat-button);
}

.btn-success {
  color: #052e16;
  background: var(--chat-success);
}

.btn-success:hover {
  background: color-mix(in srgb, var(--chat-success) 78%, white);
  transform: translateY(-1px) scale(1.05);
}

.btn-danger {
  color: white;
  background: var(--chat-danger);
}

.btn-danger:hover {
  background: var(--chat-danger-hover);
  transform: translateY(-1px) scale(1.05);
}

.member-tag {
  display: inline-flex;
  align-items: center;
  margin: 2px;
  padding: 6px 12px;
  color: var(--chat-accent-text);
  background: var(--chat-accent);
  border-radius: var(--site-radius-pill);
  font-size: 12px;
  font-weight: 700;
}

.member-tag .remove {
  margin-left: 8px;
  cursor: pointer;
  font-weight: 700;
}

.member-tag .remove:hover {
  color: var(--chat-danger);
}

#memberCount {
  color: var(--chat-muted);
  font-size: 12px;
  font-weight: 400;
  transition: color 0.2s ease;
}

.notification-container {
  position: fixed;
  top: 100px;
  right: 20px;
  max-width: 350px;
  z-index: 2000;
}

.notification {
  padding: 16px;
  margin-bottom: 10px;
  color: var(--chat-text);
  background: var(--chat-surface-2);
  border: 1px solid var(--chat-border);
  border-radius: var(--site-radius-md);
  box-shadow: 0 16px 36px var(--chat-shadow);
  cursor: pointer;
  animation: notificationSlideIn 0.3s ease;
  transition:
    box-shadow 0.2s ease,
    transform 0.2s ease;
}

.notification:hover {
  box-shadow: 0 20px 42px var(--chat-shadow);
  transform: translateX(-5px);
}

@keyframes notificationSlideIn {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.notification-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.notification-title {
  color: var(--chat-text);
  font-size: 14px;
  font-weight: 700;
}

.notification-time {
  color: var(--chat-muted);
  font-size: 12px;
}

.notification-message {
  color: var(--chat-muted);
  font-size: 13px;
  line-height: 1.4;
}

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  font-family: "Roboto", serif;
}

.loading::after {
  width: 20px;
  height: 20px;
  margin-left: 10px;
  border: 2px solid var(--chat-border);
  border-top-color: var(--chat-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  content: "";
}

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

.member-avatar img {
  width: 40px;
  height: 40px;
  object-fit: cover;
  border: 2px solid var(--chat-border);
  border-radius: 50%;
}

.status-indicator {
  right: 2px;
  bottom: 2px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--chat-surface-2);
}

.status-indicator.online {
  background: var(--chat-success-strong);
}

.member-info {
  display: flex;
  flex-direction: column;
}

.member-username {
  margin-bottom: 2px;
  font-size: 14px;
}

#groupMembersList {
  max-height: 400px;
  overflow: auto;
}

.chat-list::-webkit-scrollbar,
.messages-container::-webkit-scrollbar,
.modal-content::-webkit-scrollbar,
#groupMembersList::-webkit-scrollbar {
  width: 10px;
}

.chat-list::-webkit-scrollbar-track,
.messages-container::-webkit-scrollbar-track,
.modal-content::-webkit-scrollbar-track,
#groupMembersList::-webkit-scrollbar-track {
  background: var(--chat-surface-3);
  border-radius: var(--site-radius-sm);
}

.chat-list::-webkit-scrollbar-thumb,
.messages-container::-webkit-scrollbar-thumb,
.modal-content::-webkit-scrollbar-thumb,
#groupMembersList::-webkit-scrollbar-thumb {
  background: var(--chat-button);
  border-radius: var(--site-radius-sm);
}

.chat-list::-webkit-scrollbar-thumb:hover,
.messages-container::-webkit-scrollbar-thumb:hover,
.modal-content::-webkit-scrollbar-thumb:hover,
#groupMembersList::-webkit-scrollbar-thumb:hover {
  background: var(--chat-button-hover);
}

* {
  box-sizing: border-box;
}

button,
input,
textarea,
select {
  font-family: "Roboto", serif;
}

@media (max-width: 860px) {
  body.chat-page {
    overflow: auto;
  }

  .chat-container {
    height: auto;
    min-height: calc(100dvh - 180px);
    flex-direction: column;
  }

  .chat-sidebar {
    width: 100%;
    min-width: 0;
    max-height: 46vh;
    min-height: 220px;
    border-right: 0;
    border-bottom: 1px solid var(--chat-border);
  }

  .chat-main {
    min-height: 420px;
  }
}

@media (max-width: 768px) {
  .chat-header,
  .chat-info,
  .message-input-container,
  .user-info-bar {
    padding: 14px 15px;
  }

  .action-btn,
  .send-btn,
  .menu-btn {
    width: 36px;
    height: 36px;
  }

  .chat-item {
    padding: 12px 15px;
  }

  .avatar-circle {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }

  .message {
    max-width: 90%;
  }

  .messages-container {
    padding: 15px;
  }

  .add-friend-form {
    align-items: stretch;
    flex-direction: column;
  }

  .notification-container {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: none;
  }
}

@media (max-width: 480px) {
  .chat-container {
    margin: 0 10px 10px;
    border-radius: var(--site-radius-sm);
  }

  .chat-sidebar {
    min-height: 180px;
  }

  .chat-header h2,
  .chat-details h3 {
    font-size: 16px;
  }

  .action-btn,
  .send-btn,
  .menu-btn {
    width: 32px;
    height: 32px;
    font-size: 12px;
  }

  .chat-item {
    gap: 10px;
    padding: 10px 15px;
  }

  .avatar-circle {
    width: 35px;
    height: 35px;
    font-size: 14px;
  }

  .message-avatar,
  .user-avatar {
    width: 30px;
    height: 30px;
    font-size: 12px;
  }

  .welcome-content {
    margin: 0;
    padding: 24px 18px;
  }

  .welcome-icon {
    font-size: 50px;
  }

  .message-content {
    padding: 10px 12px;
    border-radius: var(--site-radius-md);
  }

  .message-text,
  .message-input input {
    font-size: 14px;
  }

  .modal {
    padding: 0;
  }

  .modal-content {
    width: 100%;
    height: 100%;
    max-height: 100dvh;
    border-radius: 0;
  }

  .modal-header {
    position: sticky;
    top: 0;
    z-index: 10;
  }

  .friends-tabs,
  .chat-type-tabs {
    flex-wrap: wrap;
  }

  .tab-btn {
    min-width: 50%;
    min-height: 44px;
    padding: 8px 12px;
    font-size: 13px;
  }
}

.chat-search input,
.form-group input,
.add-friend-form input,
.message-input input {
  box-sizing: border-box;
  padding: 1.2vw;
  border-radius: 5px;
  background: var(--site-input-bg, #2a3a5b);
  text-align: center;
  font-family: "Roboto", serif;
  font-size: 24px;
  border: none;
  outline: none;
  color: white;
  transition: 0.2s;
  box-shadow: none;
}

.chat-search input,
.form-group input,
.add-friend-form input {
  width: 100%;
}

.message-input input {
  flex: 1;
  width: auto;
}

.chat-search input::placeholder,
.form-group input::placeholder,
.add-friend-form input::placeholder,
.message-input input::placeholder {
  color: #aaa;
  text-align: center;
}

.chat-search input:hover,
.form-group input:hover,
.add-friend-form input:hover,
.message-input input:hover,
.chat-search input:focus,
.form-group input:focus,
.add-friend-form input:focus,
.message-input input:focus {
  background: var(--site-search-hover-bg, #3a4a7b);
  border: none;
  box-shadow: none;
}

@media (prefers-reduced-motion: reduce) {
  button[class] {
    transition: none;
  }

  button[class]:hover:not(:disabled),
  button[class]:active:not(:disabled) {
    transform: none;
  }
}