.auth-bar {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.auth-button,
.primary-action,
.ghost-action,
.mini-action,
.icon-button,
.collab-tab {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.auth-button,
.primary-action,
.ghost-action,
.collab-tab {
  padding: 8px 11px;
}

.primary-action {
  background: var(--forest);
  color: #fff;
  border-color: var(--forest);
}

.mini-action {
  padding: 6px 8px;
  font-size: 12px;
  white-space: nowrap;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.user-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 9px;
  background: #fff;
  font-size: 13px;
  font-weight: 800;
}

.avatar {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  background: #e8e1d5;
}

.collab-drawer,
.profile-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  background: rgba(18, 24, 20, 0.44);
}

.collab-drawer.is-open,
.profile-modal.is-open {
  display: block;
}

.collab-drawer-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(560px, 100vw);
  height: 100%;
  overflow: auto;
  background: #fff;
  box-shadow: -18px 0 44px rgba(34, 33, 29, 0.22);
  padding: 22px;
}

.collab-drawer-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.collab-drawer-head h2,
.profile-card h2 {
  margin: 0;
  font-size: 26px;
  line-height: 1.15;
}

.collab-kicker {
  margin: 0 0 6px;
  color: var(--forest);
  font-size: 12px;
  font-weight: 900;
}

.icon-button {
  width: 34px;
  height: 34px;
  font-size: 22px;
  line-height: 1;
}

.collab-tabs {
  display: flex;
  gap: 8px;
  margin: 18px 0;
}

.collab-tab.is-active {
  background: #e7f0eb;
  border-color: #bfd1c7;
  color: var(--forest);
}

.collab-status {
  min-height: 22px;
  color: var(--muted);
  font-size: 13px;
}

.collab-list {
  display: grid;
  gap: 10px;
  margin: 14px 0;
}

.collab-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfaf6;
}

.collab-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.collab-author {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 900;
}

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

.collab-body {
  white-space: pre-wrap;
  word-break: break-word;
}

.collab-item-actions {
  display: flex;
  gap: 6px;
  margin-top: 10px;
}

.collab-form {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.collab-form label,
.profile-card label {
  display: block;
  margin-bottom: 6px;
  font-weight: 900;
}

.collab-form textarea,
.profile-card input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  font: inherit;
}

.collab-form-actions,
.profile-actions {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-top: 10px;
}

.profile-modal {
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.profile-modal.is-open {
  display: flex;
}

.profile-card {
  width: min(430px, 100%);
  border-radius: 8px;
  background: #fff;
  padding: 22px;
  box-shadow: var(--shadow);
}

.profile-error,
.collab-error {
  color: #9a3412;
}

@media (max-width: 760px) {
  .auth-bar {
    order: -1;
    width: auto;
    flex: 0 0 auto;
    margin-left: 0;
  }

  .auth-button,
  .primary-action,
  .ghost-action,
  .collab-tab {
    min-height: 42px;
  }

  .user-chip {
    max-width: 210px;
  }

  .user-chip span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .collab-drawer-panel {
    width: 100vw;
    height: 100dvh;
    padding: 16px;
    box-shadow: none;
  }

  .collab-drawer-head {
    position: sticky;
    top: -16px;
    z-index: 2;
    margin: -16px -16px 0;
    padding: 16px;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }

  .collab-drawer-head h2,
  .profile-card h2 {
    font-size: 22px;
  }

  #collabDrawerSubtitle {
    margin: 8px 0 0;
    color: var(--muted);
    font-size: 13px;
  }

  .icon-button {
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
  }

  .collab-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin: 14px 0;
  }

  .collab-item-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .collab-item-actions {
    flex-wrap: wrap;
  }

  .collab-form {
    padding-bottom: max(16px, env(safe-area-inset-bottom));
  }

  .collab-form textarea {
    min-height: 120px;
  }

  .collab-form-actions,
  .profile-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .collab-form-actions span {
    order: 2;
    font-size: 13px;
  }

  .collab-form-actions .primary-action,
  .profile-actions .primary-action,
  .profile-actions .ghost-action {
    width: 100%;
  }

  .profile-modal {
    padding: 12px;
  }

  .profile-card {
    max-height: calc(100dvh - 24px);
    overflow: auto;
    padding: 18px;
  }
}