.v3-sec {
  border-bottom: 0.5px solid var(--color-border-tertiary)
}

.v3-sec:last-child {
  border-bottom: 0
}

.v3-dots {
  background-color: var(--color-background-secondary);
  background-image: radial-gradient(var(--color-border-tertiary) 1px, transparent 1.3px);
  background-size: 22px 22px
}

.v3-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(40px, 5vw, 72px) 24px clamp(40px, 5vw, 64px);
  display: flex;
  flex-direction: column;
  gap: 32px
}

.v3-inner.v3-tight {
  gap: 24px;
  padding-bottom: clamp(48px, 6vw, 88px)
}

.v3-head {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
  gap: 20px 48px;
  align-items: end
}

.v3-head-copy {
  display: flex;
  flex-direction: column;
  gap: 14px
}

.v3-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-tertiary)
}

.v3-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--color-text-tertiary)
}

.v3-status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--schema)
}

.v3-h1 {
  font-size: clamp(32px, 3.8vw, 50px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  font-weight: 700;
  margin: 0;
  text-wrap: balance
}

.v3-h2 {
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0
}

.v3-lead {
  font-size: 16px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  max-width: 58ch;
  margin: 0
}

.v3-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  align-items: center;
  font-size: 14px;
  color: var(--color-text-tertiary)
}

.v3-meta a.v3-strong {
  font-weight: 600;
  color: var(--color-text-primary)
}

.v3-meta a.v3-strong:hover {
  text-decoration: underline
}

.dl3-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 14px
}

.dl3-card {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: 12px;
  padding: 22px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  box-shadow: var(--frame-shadow)
}

.dl3-card-head {
  display: flex;
  align-items: center;
  gap: 12px
}

.dl3-card-head img {
  width: 28px;
  height: 28px;
  display: block;
  flex: none
}

.dl3-card h2 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0
}

.dl3-card p {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--color-text-secondary);
  margin: 0
}

.dl3-cmd {
  display: block;
  font-size: 12px;
  color: var(--color-text-secondary);
  background: var(--color-background-secondary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: 8px;
  padding: 8px 10px;
  overflow-x: auto;
  white-space: nowrap
}

.dl3-cmd span {
  color: var(--color-text-tertiary)
}

.dl3-files {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 4px
}

.dl3-file {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  background: var(--schema);
  border-radius: 8px;
  padding: 10px 14px
}

.dl3-file:hover {
  filter: brightness(1.06);
  color: #fff
}

.dl3-file-name {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0
}

.dl3-file-name code {
  font-size: 12.5px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap
}

.dl3-file-size {
  font-weight: 500;
  font-size: 12px;
  opacity: .9;
  white-space: nowrap
}

.dl3-notes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 12px 28px;
  border-top: 0.5px solid var(--color-border-tertiary);
  padding-top: 24px
}

.dl3-note {
  display: flex;
  gap: 12px;
  font-size: 13.5px;
  line-height: 1.5;
  min-width: 0
}

.dl3-note p {
  color: var(--color-text-secondary);
  margin: 0
}

.dl3-note strong {
  color: var(--color-text-primary);
  font-weight: 600
}

.dl3-note a {
  color: var(--color-text-primary);
  text-decoration: underline
}

.dl3-ring {
  flex: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid var(--schema);
  margin-top: 4px
}

.dl3-ring.c-data {
  border-color: var(--data)
}

.dl3-ring.c-permissions {
  border-color: var(--permissions)
}

.dl3-older {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: 12px;
  padding: 0 clamp(16px, 2vw, 24px)
}

.dl3-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: 12px 28px;
  align-items: center;
  padding: 18px 0;
  border-bottom: 0.5px solid var(--color-border-tertiary)
}

.dl3-row:last-child {
  border-bottom: 0
}

.dl3-ver {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0
}

.dl3-ver-line {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap
}

.dl3-ver-line strong {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary)
}

.dl3-ver-line span {
  font-size: 12.5px;
  color: var(--color-text-secondary)
}

.dl3-ver-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--color-text-tertiary)
}

.dl3-ver-meta a:hover {
  color: var(--color-text-primary);
  text-decoration: underline
}

.dl3-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  grid-column: span 2;
  min-width: 0
}

.dl3-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  color: var(--color-text-secondary);
  background: var(--color-background-secondary);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: 8px;
  padding: 7px 11px;
  white-space: nowrap
}

.dl3-chip:hover {
  color: var(--color-text-primary);
  background: var(--color-background-tertiary)
}

.dl3-chip code {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-text-primary)
}

.dl3-chip span {
  color: var(--color-text-tertiary)
}

@media (max-width:640px) {
  .dl3-chips {
    grid-column: auto
  }
}

/* release-notes-v3 */
.rn3-hero-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-secondary);
  border-top: 3px solid var(--schema);
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: var(--frame-shadow)
}

.rn3-hero-card .v3-eyebrow {
  font-size: 11px
}

.rn3-hero-line {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap
}

.rn3-hero-line strong {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em
}

.rn3-hero-line span {
  font-size: 13px;
  color: var(--color-text-tertiary)
}

.rn3-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px
}

.rn3-btn {
  font-size: 13.5px;
  font-weight: 600;
  color: #fff;
  background: var(--schema);
  border-radius: 8px;
  padding: 9px 16px;
  white-space: nowrap
}

.rn3-btn:hover {
  filter: brightness(1.06);
  color: #fff
}

.rn3-btn-ghost {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: 8px;
  padding: 8px 14px;
  white-space: nowrap
}

.rn3-btn-ghost:hover {
  background: var(--color-background-tertiary);
  color: var(--color-text-primary)
}

.rn3-body {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(28px, 4vw, 48px) 24px clamp(48px, 6vw, 88px);
  display: flex;
  flex-wrap: wrap;
  gap: 28px 40px;
  align-items: flex-start
}

.rn3-aside {
  flex: 0 1 220px;
  min-width: 190px;
  position: sticky;
  top: 76px;
  max-height: calc(100vh - 96px);
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 20px
}

.rn3-group {
  display: flex;
  flex-direction: column;
  gap: 6px
}

.rn3-toc {
  gap: 2px;
  border-top: 0.5px solid var(--color-border-tertiary);
  padding-top: 16px
}

.rn3-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-tertiary);
  padding: 0 10px 4px
}

.rn3-ver {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 0.5px solid transparent;
  color: var(--color-text-primary)
}

.rn3-ver:hover {
  background: var(--color-background-primary);
  color: var(--color-text-primary)
}

.rn3-ver.is-on {
  background: var(--color-background-primary);
  border-color: var(--color-border-secondary)
}

.rn3-ring {
  flex: none;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--color-border-secondary)
}

.rn3-ver.is-on .rn3-ring {
  border-color: var(--schema)
}

.rn3-ver-text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  min-width: 0
}

.rn3-ver-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600
}

.rn3-ver-date {
  font-size: 11.5px;
  color: var(--color-text-tertiary)
}

.rn3-toc-link {
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 6px 10px;
  border-radius: 6px;
  color: var(--color-text-secondary)
}

.rn3-toc-link:hover {
  color: var(--color-text-primary);
  background: var(--color-background-tertiary)
}

.rn3-dot {
  flex: none;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 1.5px solid var(--sec, var(--color-text-tertiary))
}

.c-schema {
  --sec: var(--schema)
}

.c-data {
  --sec: var(--data)
}

.c-screens {
  --sec: var(--screens)
}

.c-processes {
  --sec: var(--processes)
}

.c-permissions {
  --sec: var(--permissions)
}

.c-neutral {
  --sec: var(--color-text-tertiary)
}

.rn3-content {
  flex: 1 1 560px;
  min-width: 0
}

.rn3-article {
  display: flex;
  flex-direction: column;
  gap: 18px
}

.rn3-art-head {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding-bottom: 6px
}

.rn3-art-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  font-size: 13px;
  color: var(--color-text-tertiary)
}

.rn3-art-meta code {
  font-size: 12px
}

.rn3-badge {
  font-size: 11px;
  font-weight: 500;
  color: var(--color-text-secondary);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: 5px;
  padding: 2px 7px;
  background: var(--color-background-primary)
}

.rn3-h2 {
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 700;
  margin: 0
}

.rn3-intro {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 72ch
}

.rn3-article code {
  font-size: 0.86em;
  background: var(--color-background-tertiary);
  border-radius: 4px;
  padding: 1px 5px
}

.rn3-article strong {
  font-weight: 600;
  color: var(--color-text-primary)
}

.rn3-callout {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  padding: 14px 18px;
  border: 0.5px dashed var(--color-text-info);
  border-radius: 12px;
  background: var(--color-background-info)
}

.rn3-callout p {
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text-primary);
  flex: 1 1 320px;
  min-width: 0
}

.rn3-callout a {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-info);
  border: 0.5px solid var(--color-text-info);
  border-radius: 8px;
  padding: 7px 12px
}

.rn3-sec {
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-secondary);
  border-top: 3px solid var(--sec, var(--color-text-tertiary));
  border-radius: 12px;
  padding: 20px clamp(18px, 2.4vw, 28px) 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  scroll-margin-top: 80px
}

.rn3-sec h3 {
  font-size: 19px;
  font-weight: 650;
  letter-spacing: -0.01em;
  margin: 0
}

.rn3-sec h4 {
  margin: 10px 0 0;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--color-text-primary)
}

.rn3-sec p {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  max-width: 78ch
}

.rn3-sec pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--color-text-secondary);
  background: var(--color-background-secondary);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: 8px;
  padding: 12px 14px;
  overflow-x: auto
}

.rn3-list {
  display: flex;
  flex-direction: column;
  gap: 7px
}

.rn3-list li {
  display: flex;
  gap: 11px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  min-width: 0
}

.rn3-list .rn3-dot {
  width: 7px;
  height: 7px;
  margin-top: 8px
}

.rn3-li-text {
  min-width: 0;
  overflow-wrap: anywhere
}

.rn3-list code {
  color: var(--color-text-primary)
}

.rn3-pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  border-top: 0.5px solid var(--color-border-tertiary);
  padding-top: 20px
}

.rn3-pager a {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--color-text-secondary);
  background: var(--color-background-primary);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: 8px;
  padding: 9px 14px
}

.rn3-pager a:hover {
  color: var(--color-text-primary);
  background: var(--color-background-tertiary)
}

.rn3-empty {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px;
  color: var(--color-text-secondary)
}
.dl3-card-head .dl3-icon { width:28px; height:28px; flex:0 0 28px }
.dl3-icon-deb { color:var(--processes) }
.dl3-icon-zip { color:var(--data) }
.dl3-icon-docker { color:var(--permissions) }