body.eva-message-hierarchy-ready .eva-project-directory {
    box-sizing: border-box;
    width: 100%;
    max-width: 1180px;
    min-width: 0;
    margin-inline: auto;
    padding: var(--eva-space-8) var(--eva-space-12) 56px;
  }

  .eva-project-directory-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
  }

  .eva-project-directory-search {
    width: 280px;
    max-width: min(50%, 360px);
  }

  .eva-project-pinned-section,
  .eva-project-all-section {
    min-width: 0;
  }

  .eva-project-all-section {
    margin-top: 32px;
  }

  .eva-project-directory-heading {
    display: flex;
    min-height: 34px;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 12px;
  }

  .eva-project-directory-heading__title {
    display: inline-flex;
    align-items: baseline;
    gap: 8px;
    min-width: 0;
  }

  .eva-project-directory-heading h2 {
    margin: 0;
    color: var(--gds-color-text-primary);
    font-family: var(--gds-font-family-sans);
    font-size: var(--gds-type-header-font-size);
    font-weight: var(--gds-font-weight-medium);
    line-height: var(--gds-type-header-line-height);
  }

  .eva-project-directory-heading__title > span {
    color: var(--gds-color-text-secondary-accessible);
    font-family: var(--gds-font-family-sans);
    font-size: var(--gds-type-caption-font-size);
    line-height: var(--gds-type-caption-line-height);
  }

  .eva-project-pinned-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .eva-project-pinned-card,
  .eva-project-directory-list {
    border-radius: var(--gds-radius-panel);
  }

  .eva-project-card-title {
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 0;
  }

  .eva-project-card-title .name,
  .eva-project-list-title {
    display: flex;
    min-width: 0;
    align-items: center;
    gap: 8px;
  }

  .eva-project-card-title .name > span:first-child,
  .eva-project-list-title > span:first-child {
    overflow: hidden;
    color: var(--gds-color-text-primary);
    font-family: var(--gds-font-family-sans);
    font-size: var(--gds-type-label-medium-font-size);
    font-weight: var(--gds-font-weight-medium);
    line-height: var(--gds-type-label-medium-line-height);
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .eva-project-directory-icon {
    display: inline-flex;
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    align-items: center;
    justify-content: center;
    border-radius: var(--gds-radius-control);
  }

  .eva-project-directory-icon svg {
    display: block;
  }

  .eva-project-card-description {
    display: -webkit-box;
    overflow: hidden;
    min-height: 40px;
    margin: 0;
    color: var(--gds-color-text-secondary);
    font-family: var(--gds-font-family-sans);
    font-size: var(--gds-type-label-font-size);
    line-height: var(--gds-type-label-line-height);
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  .eva-project-pinned-empty {
    display: flex;
    min-height: 76px;
    align-items: center;
    justify-content: center;
    border: 1px dashed var(--gds-color-border-subtle);
    border-radius: var(--gds-radius-panel);
    background: var(--gds-color-surface-subtle);
    color: var(--gds-color-text-secondary-accessible);
    font: var(--gds-font-weight-regular) var(--gds-type-label-font-size)/var(--gds-type-label-line-height) var(--gds-font-family-sans);
  }

  .eva-project-directory-list {
    overflow: hidden;
    border-color: var(--gds-color-border-subtle);
    background: var(--gds-color-surface-primary);
  }

  .eva-project-list-item {
    position: relative;
    display: flex;
    gap: var(--eva-space-4);
    min-height: 76px;
    padding: var(--eva-space-4) 64px var(--eva-space-4) var(--eva-space-5);
    align-items: flex-start;
    cursor: pointer;
    transition: background-color 120ms ease;
  }

  .eva-project-list-item + .eva-project-list-item {
    border-top: 1px solid var(--gds-color-border-subtle);
  }

  .eva-project-list-item:hover {
    background: var(--gds-color-surface-subtle);
  }

  .eva-project-list-main {
    min-width: 0;
  }

  .eva-project-list-description {
    overflow: hidden;
    margin-top: 4px;
    color: var(--gds-color-text-secondary);
    font: var(--gds-font-weight-regular) var(--gds-type-label-font-size)/var(--gds-type-label-line-height) var(--gds-font-family-sans);
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .eva-project-pin-button {
    width: 32px;
    height: 32px;
    flex: 0 0 32px;
    padding: 0;
    border-radius: var(--eva-radius-control);
    background: transparent;
    color: var(--semi-color-text-2, #8a8f99);
  }

  .eva-project-pin-button:hover {
    background: var(--semi-color-fill-1, #f2f3f5);
    color: var(--semi-color-text-0, #1c1f23);
  }

  .eva-project-pin-button.is-pinned {
    background: transparent;
    color: var(--semi-color-text-0, #1c1f23);
  }

  .eva-project-pin-button .semi-button-content,
  .eva-project-pin-button .semi-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 0;
  }

  .eva-project-pin-button svg {
    display: block;
  }

  .eva-project-list-item > .eva-project-pin-button {
    position: absolute;
    top: 13px;
    right: 16px;
  }

  .eva-project-list-empty {
    padding: 36px 16px;
    color: var(--gds-color-text-secondary-accessible);
    font: var(--gds-font-weight-regular) var(--gds-type-label-font-size)/var(--gds-type-label-line-height) var(--gds-font-family-sans);
    text-align: center;
  }

  .eva-project-pinned-card:focus-visible,
  .eva-project-list-item:focus-visible {
    outline: var(--gds-border-focus) solid var(--gds-color-border-focus);
    outline-offset: 2px;
  }

  @media (max-width: 900px) {
    body.eva-message-hierarchy-ready .eva-project-directory {
      padding-inline: 24px;
    }

    .eva-project-pinned-grid {
      grid-template-columns: 1fr;
    }

  }

  /* 项目入口与项目壳层复用 GDS 主行动/选中态；不影响团队 IM 内容区。 */
  .collab-btn-primary,
  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .loop-btn--primary,
  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-drive-head .loop-btn--primary {
    border-color: var(--gds-color-action-primary);
    border-radius: var(--gds-radius-control);
    background: var(--gds-color-action-primary);
    color: var(--gds-color-action-primary-text);
    font: var(--gds-font-weight-medium) var(--gds-type-label-medium-font-size)/var(--gds-type-label-medium-line-height) var(--gds-font-family-sans);
    box-shadow: none;
  }

  .collab-btn-primary:hover,
  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .loop-btn--primary:hover,
  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-drive-head .loop-btn--primary:hover {
    border-color: var(--eva-action-primary-hover);
    background: var(--eva-action-primary-hover);
  }

  .collab-btn-primary:focus-visible,
  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .loop-btn--primary:focus-visible {
    outline: var(--gds-border-focus) solid var(--gds-color-border-focus);
    outline-offset: 2px;
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-tab {
    color: var(--gds-color-text-secondary);
    font: var(--gds-font-weight-regular) var(--gds-type-label-font-size)/var(--gds-type-label-line-height) var(--gds-font-family-sans);
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-tab:hover {
    color: var(--gds-color-text-primary);
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-tab.is-active,
  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-tab[aria-selected="true"] {
    color: var(--gds-color-action-primary);
    font-weight: var(--gds-font-weight-medium);
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-tab.is-active::after,
  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-tab[aria-selected="true"]::after {
    background: var(--gds-color-action-primary);
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-tab:focus-visible {
    outline: var(--gds-border-focus) solid var(--gds-color-border-focus);
    outline-offset: -2px;
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-drive-pills .pill {
    border-radius: var(--gds-radius-control);
    color: var(--gds-color-text-secondary);
    font: var(--gds-font-weight-regular) var(--gds-type-label-font-size)/var(--gds-type-label-line-height) var(--gds-font-family-sans);
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-drive-pills .pill.is-on {
    background: var(--gds-color-action-primary);
    color: var(--gds-color-action-primary-text);
    font-weight: var(--gds-font-weight-medium);
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .collab-drive-pills .pill:focus-visible {
    outline: var(--gds-border-focus) solid var(--gds-color-border-focus);
    outline-offset: 2px;
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .semi-tabs-tab {
    color: var(--gds-color-text-secondary);
    font: var(--gds-font-weight-regular) var(--gds-type-label-font-size)/var(--gds-type-label-line-height) var(--gds-font-family-sans);
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .semi-tabs-tab-active {
    border-bottom-color: var(--gds-color-action-primary);
    color: var(--gds-color-action-primary);
    font-weight: var(--gds-font-weight-medium);
  }

  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .semi-tabs-tab-active::before,
  .collab-frame.eva-channel-surface[data-eva-channel-surface="project"] .semi-tabs-tab-active::after {
    background-color: var(--gds-color-action-primary);
  }

  .eva-project-info {
    box-sizing: border-box;
    height: 100%;
    min-height: 0;
    width: 100%;
    max-width: 1084px;
    margin-inline: auto;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 24px;
    color: var(--gds-color-text-primary);
  }

  .eva-project-info__hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 32px;
    padding: 24px;
    border: 1px solid var(--gds-color-border-subtle);
    border-radius: var(--gds-radius-panel);
    background: var(--gds-color-surface-primary);
  }

  .eva-project-info__hero-main {
    min-width: 0;
  }

  .eva-project-info__eyebrow {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gds-color-text-secondary-accessible);
    font: var(--gds-font-weight-regular) var(--gds-type-caption-font-size)/var(--gds-type-caption-line-height) var(--gds-font-family-sans);
  }

  .eva-project-info__status {
    display: inline-flex;
    padding: 1px 9px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--gds-color-action-primary) 8%, var(--gds-color-surface-primary));
    color: var(--gds-color-action-primary);
    font-weight: var(--gds-font-weight-medium);
  }

  .eva-project-info__hero h1 {
    margin: 12px 0 8px;
    color: var(--gds-color-text-strong);
    font: var(--gds-font-weight-semibold) 32px/40px var(--gds-font-family-sans);
  }

.eva-project-info__hero p {
    max-width: 640px;
    margin: 0;
    color: var(--gds-color-text-secondary);
    font: var(--gds-font-weight-regular) var(--gds-type-label-font-size)/var(--gds-type-label-line-height) var(--gds-font-family-sans);
}

.eva-project-info__background {
  display: grid;
  gap: 4px;
  max-width: 640px;
  margin-top: 24px;
}

.eva-project-info__background strong {
  font: var(--gds-font-weight-medium) var(--gds-type-label-medium-font-size)/var(--gds-type-label-medium-line-height) var(--gds-font-family-sans);
}

.eva-project-info__background p {
  color: var(--gds-color-text-secondary);
}

  .eva-project-info__facts {
    display: grid;
    min-width: 230px;
    margin: 0;
    align-content: center;
  }

  .eva-project-info__facts > div {
    padding: 10px 0;
  }

  .eva-project-info__facts > div + div {
    border-top: 1px solid var(--gds-color-border-subtle);
  }

  .eva-project-info__facts dt {
    margin-bottom: 3px;
    color: var(--gds-color-text-secondary-accessible);
    font: var(--gds-font-weight-regular) var(--gds-type-caption-font-size)/var(--gds-type-caption-line-height) var(--gds-font-family-sans);
  }

  .eva-project-info__facts dd {
    margin: 0;
    font: var(--gds-font-weight-medium) var(--gds-type-label-medium-font-size)/var(--gds-type-label-medium-line-height) var(--gds-font-family-sans);
  }

.eva-project-info__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 16px;
  }

  .eva-project-info__card {
    min-width: 0;
    padding: 24px;
    border: 1px solid var(--gds-color-border-subtle);
    border-radius: var(--gds-radius-panel);
    background: var(--gds-color-surface-primary);
  }

  .eva-project-info__card h2 {
    margin: 0 0 14px;
    font: var(--gds-font-weight-medium) var(--gds-type-header-font-size)/var(--gds-type-header-line-height) var(--gds-font-family-sans);
  }

  .eva-project-info__goals {
    display: grid;
    gap: 16px;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .eva-project-info__goals li {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 8px;
    align-items: start;
  }

  .eva-project-info__goals li > span {
    color: var(--gds-color-action-primary);
    font: var(--gds-font-weight-medium) var(--gds-type-caption-font-size)/var(--gds-type-caption-line-height) var(--gds-font-family-sans);
  }

  .eva-project-info__goals p {
    margin: 0;
    color: var(--gds-color-text-secondary);
    font: var(--gds-font-weight-regular) var(--gds-type-label-font-size)/var(--gds-type-label-line-height) var(--gds-font-family-sans);
  }

.eva-project-info__card--milestones {
  grid-row: auto;
  }

  .eva-project-info__timeline {
    display: grid;
  }

  .eva-project-info__milestone {
    position: relative;
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr) auto;
    gap: 10px;
    min-height: 56px;
    padding-left: 18px;
    align-items: start;
  }

  .eva-project-info__milestone:not(:last-child)::before {
    position: absolute;
    top: 9px;
    bottom: -9px;
    left: 4px;
    width: 1px;
    background: var(--gds-color-border-subtle);
    content: '';
  }

  .eva-project-info__milestone-dot {
    position: absolute;
    top: 5px;
    left: 0;
    width: 9px;
    height: 9px;
    border: 2px solid var(--gds-color-surface-primary);
    border-radius: 50%;
    background: var(--gds-color-border-subtle);
    box-shadow: 0 0 0 1px var(--gds-color-border-subtle);
  }

  .eva-project-info__milestone.is-done .eva-project-info__milestone-dot,
  .eva-project-info__milestone.is-active .eva-project-info__milestone-dot {
    background: var(--gds-color-action-primary);
    box-shadow: 0 0 0 1px var(--gds-color-action-primary);
  }

  .eva-project-info__milestone time {
    color: var(--gds-color-text-secondary-accessible);
    font: var(--gds-font-weight-regular) var(--gds-type-caption-font-size)/var(--gds-type-caption-line-height) var(--gds-font-family-sans);
  }

  .eva-project-info__milestone strong {
    font: var(--gds-font-weight-medium) var(--gds-type-label-medium-font-size)/var(--gds-type-label-medium-line-height) var(--gds-font-family-sans);
  }

  .eva-project-info__milestone-state {
    color: var(--gds-color-text-secondary-accessible);
    font: var(--gds-font-weight-regular) var(--gds-type-caption-font-size)/var(--gds-type-caption-line-height) var(--gds-font-family-sans);
  }

  .eva-project-info__milestone.is-active .eva-project-info__milestone-state {
    color: var(--gds-color-action-primary);
    font-weight: var(--gds-font-weight-medium);
  }

  @media (max-width: 900px) {
    .eva-project-info {
      padding-inline: 24px;
    }

    .eva-project-info__hero,
    .eva-project-info__grid {
      grid-template-columns: 1fr;
    }

  }

/* Directory density: 32px page rhythm, 16px panels, 32px pin targets. */
.eva-project-directory { background: var(--eva-surface-primary); }
.eva-project-directory-list { border: 1px solid var(--eva-border-subtle); }

.eva-project-directory .collab-btn-primary.semi-button {
  background: var(--eva-action-primary);
  border-radius: var(--eva-radius-control);
  padding-inline: var(--eva-space-4);
}
.eva-project-directory .collab-btn-primary.semi-button:hover { background: var(--eva-action-primary-hover); }
.eva-project-directory-icon svg { width: var(--eva-icon-content); height: var(--eva-icon-content); }
  .eva-project-pinned-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 420px));
    align-items: stretch;
  }
  .eva-project-pinned-card {
    min-height: 112px;
    border-color: var(--eva-border-subtle);
    border-radius: var(--eva-radius-panel);
    box-shadow: none;
  }
  .eva-project-pinned-card .semi-card-header {
    min-height: 56px;
    padding: var(--eva-space-3) var(--eva-space-4);
  }
  .eva-project-pinned-card .semi-card-body { padding: 0 var(--eva-space-4) var(--eva-space-4); }
  .eva-project-pinned-card:hover {
    border-color: var(--eva-border-default);
    background: var(--eva-surface-subtle);
    box-shadow: none;
  }

/* Readable project overview: body copy and dates share a stable baseline. */
.eva-project-info__hero p,
.eva-project-info__goals p { font-size: 15px; line-height: 24px; }
.eva-project-info__milestone time { white-space: nowrap; line-height: 22px; }
.eva-project-info__milestone-state { line-height: 22px; }
.eva-project-info__goals li > span { line-height: 24px; }