/* 只控制首页首屏。独立 portal-* 类不复用旧版横排卡片和下载按钮布局。 */
@layer public-a2 {
  body.ddt-play-page {
    --portal-gold: #dcae4b;
    --portal-border: #65502a;
    --portal-surface: #171e18;
    --portal-muted: #c8bea5;
    --portal-ink: #f1e7ce;
  }
  html body.ddt-play-page #pageShell.ddt-play-shell {
    width: calc(100% - 64px) !important;
    max-width: 1856px !important;
    margin: 0 auto !important;
    padding: 0 0 72px !important;
  }
  body.ddt-play-page #ddtPlayConsole {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 24px 0 0 !important;
    border: 0 !important;
    background: transparent !important;
    overflow: visible !important;
    box-shadow: none !important;
  }
  body.ddt-play-page #entryVersions::before, body.ddt-play-page #entryVersions::after, body.ddt-play-page #entryTop::before, body.ddt-play-page #entryTop::after { display: none !important; content: none !important; }
  body.ddt-play-page .entry-workbench {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 300px !important;
    align-items: start !important;
    gap: 20px !important;
  }
  body.ddt-play-page #entryVersions {
    min-width: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    background: transparent !important;
  }
  body.ddt-play-page #entryVersions .portal-section-heading {
    display: flex !important;
    align-items: flex-start !important;
    justify-content: space-between !important;
    flex-wrap: wrap !important;
    gap: 8px !important;
    margin-bottom: 16px !important;
  }
  body.ddt-play-page #entryVersions h1 {
    margin: 0 0 8px !important;
    color: var(--portal-ink) !important;
    font: 700 clamp(24px, 2vw, 32px)/1.3 var(--ddt-font) !important;
  }
  body.ddt-play-page #entryVersions .portal-section-heading p { margin: 0 !important; font-size: 14px !important; color: var(--portal-muted) !important; }
  body.ddt-play-page #entryVersions .entry-install-link { display: inline-block !important; margin-left: 8px !important; color: var(--portal-gold) !important; font-weight: 700 !important; text-decoration: underline !important; text-underline-offset: 4px !important; }
  body.ddt-play-page .entry-version-summary { padding-top: 8px !important; font-size: 13px !important; color: var(--portal-muted) !important; }
  body.ddt-play-page #entryVersions .portal-version-grid { display: grid !important; grid-template-columns: repeat(3, minmax(0, 1fr)) !important; gap: 16px !important; }
  body.ddt-play-page #entryVersions .portal-version-card {
    min-width: 0 !important;
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 92px !important;
    grid-template-areas: "art art" "head head" "intro intro" "url copy" "follow follow" !important;
    align-content: start !important;
    align-items: stretch !important;
    gap: 10px 8px !important;
    margin: 0 !important;
    padding: 12px !important;
    border: 1px solid var(--portal-border) !important;
    border-radius: 10px !important;
    background: var(--portal-surface) !important;
    color: var(--portal-ink) !important;
    overflow: hidden !important;
  }
  body.ddt-play-page #entryVersions .portal-version-card.is-recommended { border-color: var(--portal-gold) !important; box-shadow: inset 0 0 0 1px var(--portal-gold) !important; }
  body.ddt-play-page #entryVersions .portal-version-art { grid-area: art !important; width: calc(100% + 24px) !important; height: clamp(160px, 10.4vw, 210px) !important; margin: -12px -12px 0 !important; overflow: hidden !important; background: #102430 !important; }
  body.ddt-play-page #entryVersions .portal-version-art img { display: block !important; width: 100% !important; height: 100% !important; object-fit: cover !important; object-position: center !important; }
  body.ddt-play-page #entryVersions .portal-version-art.is-missing img { display: none !important; }
  body.ddt-play-page #entryVersions .portal-version-card header { grid-area: head !important; display: flex !important; align-items: flex-start !important; justify-content: space-between !important; gap: 8px !important; min-width: 0 !important; text-align: left !important; }
  body.ddt-play-page #entryVersions .portal-version-card h3 { margin: 0 !important; font-size: 17px !important; line-height: 1.4 !important; color: var(--portal-ink) !important; overflow-wrap: anywhere !important; }
  body.ddt-play-page #entryVersions .portal-version-code { display: block !important; margin-top: 3px !important; font-size: 11px !important; line-height: 16px !important; color: var(--portal-muted) !important; }
  body.ddt-play-page #entryVersions .portal-version-price { flex-shrink: 0 !important; font-size: 15px !important; font-weight: 700 !important; line-height: 24px !important; color: var(--portal-gold) !important; }
  body.ddt-play-page #entryVersions .portal-version-card > p { grid-area: intro !important; margin: 0 !important; color: var(--portal-muted) !important; font-size: 12px !important; line-height: 1.5 !important; text-align: left !important; }
  body.ddt-play-page #entryVersions .portal-version-url { grid-area: url !important; display: flex !important; align-items: center !important; min-width: 0 !important; padding: 8px !important; border: 1px solid var(--portal-border) !important; border-radius: 6px !important; background: #0b110e !important; color: var(--portal-ink) !important; font: 600 13px/1.5 var(--ddt-display) !important; overflow-wrap: anywhere !important; word-break: break-word !important; }
  body.ddt-play-page #entryVersions .portal-url-actions { grid-area: copy !important; display: flex !important; min-width: 0 !important; }
  body.ddt-play-page #entryVersions .portal-copy-button { display: block !important; width: 100% !important; min-width: 0 !important; min-height: 40px !important; padding: 6px !important; border: 1px solid var(--portal-gold) !important; border-radius: 6px !important; background: var(--portal-gold) !important; color: #18180e !important; -webkit-text-fill-color: #18180e !important; font: 700 13px/1.4 var(--ddt-font) !important; cursor: pointer !important; white-space: nowrap !important; }
  body.ddt-play-page #entryVersions .portal-copy-button:disabled { cursor: default !important; opacity: .5 !important; }
  body.ddt-play-page #entryVersions .portal-copy-button.is-copied { background: #f3da94 !important; }
  body.ddt-play-page #entryVersions .portal-version-followups { grid-area: follow !important; display: grid !important; grid-template-columns: 1fr 1.2fr .8fr !important; gap: 8px !important; }
  body.ddt-play-page #entryVersions .portal-version-followups a { display: flex !important; align-items: center !important; justify-content: center !important; min-width: 0 !important; min-height: 36px !important; padding: 6px !important; border: 1px solid var(--portal-border) !important; border-radius: 6px !important; color: var(--portal-ink) !important; font-size: 13px !important; line-height: 1.4 !important; text-decoration: none !important; white-space: nowrap !important; }
  body.ddt-play-page #entryTop.portal-start-guide { display: block !important; min-height: 0 !important; margin: 0 !important; box-shadow: none !important; min-width: 0 !important; padding: 16px !important; border: 1px solid var(--portal-border) !important; border-radius: 10px !important; background: var(--portal-surface) !important; color: var(--portal-ink) !important; text-align: left !important; }
  body.ddt-play-page #entryTop .play-eyebrow { display: none !important; }
  body.ddt-play-page #entryTop h2 { margin: 0 !important; color: var(--portal-ink) !important; font-size: 19px !important; line-height: 1.4 !important; }
  body.ddt-play-page #entryTop p { margin: 8px 0 0 !important; font-size: 12px !important; color: var(--portal-muted) !important; }
  body.ddt-play-page #entryTop .portal-download-list { display: grid !important; grid-template-columns: minmax(0, 1fr) !important; gap: 8px !important; margin: 12px 0 !important; }
  body.ddt-play-page #entryTop .portal-download { display: grid !important; grid-template-columns: 28px minmax(0, 1fr) !important; align-items: center !important; gap: 2px 8px !important; min-width: 0 !important; min-height: 64px !important; padding: 10px !important; border: 1px solid var(--portal-border) !important; border-radius: 8px !important; color: var(--portal-ink) !important; text-decoration: none !important; }
  body.ddt-play-page #entryTop .portal-download-icon { grid-row: 1 / 3 !important; font-size: 26px !important; color: var(--portal-gold) !important; }
  body.ddt-play-page #entryTop .portal-download strong { font-size: 15px !important; line-height: 1.4 !important; color: var(--portal-ink) !important; }
  body.ddt-play-page #entryTop .portal-download small { font-size: 11px !important; line-height: 1.5 !important; color: var(--portal-muted) !important; overflow-wrap: anywhere !important; }
  body.ddt-play-page #entryTop .portal-download.is-unavailable { opacity: .65 !important; }
  body.ddt-play-page .entry-side-panel { margin-top: 18px !important; padding-top: 16px !important; border-top: 1px solid var(--portal-border) !important; }
  body.ddt-play-page .entry-start-steps { list-style: none !important; counter-reset: entry-step !important; padding: 0 !important; margin: 12px 0 !important; }
  body.ddt-play-page .entry-start-steps li { counter-increment: entry-step !important; position: relative !important; padding-left: 34px !important; margin-bottom: 12px !important; font-size: 14px !important; line-height: 1.4 !important; }
  body.ddt-play-page .entry-start-steps li::before { content: counter(entry-step) !important; position: absolute !important; top: 0 !important; left: 0 !important; display: grid !important; place-items: center !important; width: 24px !important; height: 24px !important; border: 1px solid var(--portal-border) !important; border-radius: 50% !important; color: var(--portal-gold) !important; }
  body.ddt-play-page .entry-start-steps strong, body.ddt-play-page .entry-start-steps span { display: block !important; }
  body.ddt-play-page .entry-start-steps span { margin-top: 3px !important; font-size: 12px !important; color: var(--portal-muted) !important; }
  body.ddt-play-page .entry-tutorial-links { display: flex !important; flex-wrap: wrap !important; gap: 12px !important; }
  body.ddt-play-page .entry-tutorial-links a { color: var(--portal-gold) !important; font-size: 13px !important; text-decoration: underline !important; text-underline-offset: 4px !important; }
  body.ddt-play-page .entry-role-links > a { display: flex !important; justify-content: space-between !important; align-items: center !important; min-height: 36px !important; margin-top: 6px !important; padding: 6px 8px !important; border: 1px solid var(--portal-border) !important; border-radius: 6px !important; color: var(--portal-ink) !important; font-size: 13px !important; text-decoration: none !important; }
  body.ddt-play-page .entry-tutorial-strip { display: flex !important; flex-wrap: wrap !important; gap: 8px 16px !important; margin: 16px 0 !important; font-size: 13px !important; color: var(--portal-muted) !important; }
  body.ddt-play-page .entry-tutorial-strip a { color: var(--portal-gold) !important; text-decoration: underline !important; text-underline-offset: 4px !important; }
  body.ddt-play-page #userEntryTopNavMount .public-entry-top-nav__mark { white-space: nowrap !important; overflow-wrap: normal !important; word-break: normal !important; font-size: 18px !important; }
  body.ddt-play-page [id] { scroll-margin-top: 100px !important; }
  body.ddt-play-page .portal-copy-button, body.ddt-play-page .portal-download, body.ddt-play-page .portal-version-followups a { transition: border-color 150ms ease, background-color 150ms ease !important; }
  body.ddt-play-page .portal-download:hover, body.ddt-play-page .portal-version-followups a:hover { border-color: var(--portal-gold) !important; background: #252b1f !important; }
  body.ddt-play-page #ddtPlayConsole > .play-body { width: 100% !important; max-width: 1472px !important; margin: 24px auto 0 !important; }
  @media (min-width: 1360px) and (max-width: 1599px) {
    body.ddt-play-page .entry-workbench { grid-template-columns: minmax(0, 1fr) 260px !important; gap: 16px !important; }
    body.ddt-play-page #entryVersions .portal-version-art { height: 150px !important; }
    body.ddt-play-page #entryVersions .portal-version-card h3 { font-size: 15px !important; }
    body.ddt-play-page #entryVersions .portal-version-card { grid-template-columns: minmax(0, 1fr) 78px !important; }
    body.ddt-play-page #entryVersions .portal-version-url { font-size: 11px !important; }
  }
  @media (max-width: 1359px) and (min-width: 1101px) {
    body.ddt-play-page .entry-workbench { grid-template-columns: minmax(0, 1fr) 270px !important; }
    body.ddt-play-page #entryVersions .portal-version-grid { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    body.ddt-play-page #entryVersions .portal-version-art { height: 180px !important; }
  }
  @media (max-width: 1100px) {
    html body.ddt-play-page #pageShell.ddt-play-shell { width: calc(100% - 32px) !important; }
    body.ddt-play-page .entry-workbench { grid-template-columns: minmax(0, 1fr) !important; }
    body.ddt-play-page #entryVersions .portal-version-grid { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    body.ddt-play-page #entryTop .portal-download-list { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
  }
  @media (max-width: 600px) {
    html body.ddt-play-page #pageShell.ddt-play-shell { width: calc(100% - 24px) !important; padding-top: 12px !important; }
    body.ddt-play-page #entryVersions h1 { font-size: 24px !important; }
    body.ddt-play-page #entryVersions .portal-section-heading p { font-size: 13px !important; }
    body.ddt-play-page #entryVersions .entry-install-link { display: block !important; margin: 6px 0 0 !important; }
    body.ddt-play-page #entryVersions .portal-version-grid { grid-template-columns: minmax(0, 1fr) !important; }
    body.ddt-play-page #entryVersions .portal-version-card { gap: 8px !important; }
    body.ddt-play-page #entryVersions .portal-version-art { height: 170px !important; }
    body.ddt-play-page #entryVersions .portal-version-card h3 { font-size: 16px !important; }
    body.ddt-play-page #entryVersions .portal-version-followups a { min-height: 40px !important; }
    body.ddt-play-page #entryTop .portal-download-list { grid-template-columns: minmax(0, 1fr) !important; }
  }
  @media (prefers-reduced-motion: reduce) {
    body.ddt-play-page .portal-copy-button, body.ddt-play-page .portal-download, body.ddt-play-page .portal-version-followups a { transition: none !important; }
  }
}