/* Top app bar — evergreen chrome shared with the sidebar. */

.header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  min-height: 56px;
  padding: 0 var(--sp-4);
  background-color: var(--chrome-bg);
  color: var(--chrome-text);
  border-bottom: 1px solid var(--chrome-border);
  overflow: hidden;
  min-width: 0;
  width: 100%;
}

.headerBrand {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 0;
}

.brandMark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  color: var(--evergreen);
  background: linear-gradient(150deg, #e4fbdb, #b9edaa);
  border-radius: 9px;
}

.brandMark svg {
  width: 18px;
  height: 18px;
}

.title {
  margin: 0;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--chrome-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.headerRight {
  display: flex;
  gap: var(--sp-2);
  align-items: center;
  flex-shrink: 0;
  min-width: 0;
}

/* Connection pill — dot + label */
.connectionStatus {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px 5px 9px;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--chrome-text-dim);
  background: var(--chrome-hover);
  border-radius: var(--r-full);
  white-space: nowrap;
}

.connectionStatus::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.connectionStatus.connected::before {
  background-color: var(--ok-dot);
  box-shadow: 0 0 0 3px rgb(126 226 168 / 18%);
}

.connectionStatus.disconnected::before {
  background-color: var(--danger-dot);
  box-shadow: 0 0 0 3px rgb(255 157 138 / 18%);
  animation: connPulse 1.4s ease-in-out infinite;
}

@keyframes connPulse {
  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.45;
  }
}

/* User chip: initials avatar + editable display name */
.userInfo {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  overflow: hidden;
  padding: 3px 4px 3px 3px;
  border-radius: var(--r-md);
  font-size: var(--fs-md);
}

.userAvatar {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.02em;
  color: #ffffff;
  background: var(--hue-0);
  border-radius: 8px;
  user-select: none;
}

.userAvatar.hue-0 { background: var(--hue-0); }
.userAvatar.hue-1 { background: var(--hue-1); }
.userAvatar.hue-2 { background: var(--hue-2); }
.userAvatar.hue-3 { background: var(--hue-3); }
.userAvatar.hue-4 { background: var(--hue-4); }
.userAvatar.hue-5 { background: var(--hue-5); }
.userAvatar.hue-6 { background: var(--hue-6); }
.userAvatar.hue-7 { background: var(--hue-7); }

.header .userName {
  color: var(--chrome-text);
  font-weight: 600;
}

/* EditableTextField, when hosted on the dark chrome */
.header .editableText:hover {
  background-color: var(--chrome-hover);
}

.header .editableInput {
  background-color: var(--chrome-active);
  border-color: var(--chrome-border);
  color: var(--chrome-text);
}

.header .editableInput:focus {
  border-color: var(--accent);
}

/* Icon button (QR code) */
.qrButton {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  color: var(--chrome-text-dim);
  background: transparent;
  border: none;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition:
    background var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease);
}

.qrButton svg {
  width: 18px;
  height: 18px;
}

.qrButton:hover {
  background: var(--chrome-hover);
  color: var(--chrome-text);
}

.qrButton:active {
  background: var(--chrome-active);
}

.signOutButton {
  padding: 6px 12px;
  flex-shrink: 0;
  font-size: var(--fs-sm);
  font-weight: 650;
  color: var(--chrome-text-dim);
  background: transparent;
  border: 1px solid var(--chrome-border);
  border-radius: var(--r-sm);
  cursor: pointer;
  white-space: nowrap;
  transition:
    background var(--t-fast) var(--ease),
    color var(--t-fast) var(--ease);
}

.signOutButton:hover {
  background: var(--chrome-hover);
  color: var(--chrome-text);
}

.signOutButton:active {
  background: var(--chrome-active);
}

/* Mobile */
@media (max-width: 768px) {
  .header {
    min-height: 52px;
    padding: 0 10px;
    gap: var(--sp-2);
  }

  .title {
    font-size: 14px;
  }

  .headerRight {
    gap: 6px;
  }

  /* Collapse the connection pill to just its dot. */
  .connectionStatus {
    font-size: 0;
    gap: 0;
    padding: 8px;
  }

  .signOutButton {
    padding: 6px 9px;
    font-size: var(--fs-xs);
  }
}