/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1240px) {
  .header-inner {
    padding: 0 20px;
  }
  .search-trigger {
    width: 210px;
  }
  .primary-nav {
    gap: 0;
  }
  .primary-nav a {
    padding: 0 9px;
  }
  .docs-layout {
    grid-template-columns: 240px minmax(0, 1fr) 200px;
    gap: 34px;
    padding-left: 24px;
    padding-right: 24px;
  }
  .hero-grid {
    gap: 42px;
  }
  .benchmark-panel {
    padding-left: 16px;
    padding-right: 16px;
  }
}

@media (max-width: 1120px) {
  .search-trigger {
    width: 180px;
  }
  .header-social {
    display: none;
  }
  .docs-layout {
    grid-template-columns: 228px minmax(0, 1fr);
    max-width: 1100px;
  }
  .toc {
    display: none;
  }
  .reference-layout {
    grid-template-columns: minmax(0, 1fr) 270px;
    gap: 30px;
  }
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .runtime-section {
    grid-template-columns: 1fr;
  }
  .runtime-copy > p {
    max-width: 650px;
  }
  .check-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .code-window {
    max-width: 800px;
  }
}

@media (max-width: 960px) {
  :root {
    --header-h: 62px;
    --tabbar-h: 44px;
  }
  .mobile-only,
  .mobile-menu-button {
    display: inline-flex !important;
  }
  .primary-nav {
    display: none;
  }
  .header-left {
    gap: 6px;
  }
  .header-right {
    gap: 3px;
  }
  .search-trigger {
    width: 38px;
    height: 36px;
    padding: 0;
    justify-content: center;
    border-color: transparent;
    background: transparent;
  }
  .search-trigger:hover {
    background: var(--bg-muted);
  }
  .search-trigger-text,
  .search-trigger kbd {
    display: none;
  }
  .install-button {
    margin-left: 4px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 42px;
    padding-top: 50px;
  }
  .hero-copy {
    max-width: 720px;
  }
  .hero-visual {
    max-width: 620px;
  }
  .hero h1 {
    font-size: clamp(46px, 8.2vw, 68px);
  }
  .used-by-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 11px;
  }
  .logo-strip {
    width: 100%;
    justify-content: flex-start;
    gap: 12px 22px;
  }
  .docs-layout {
    grid-template-columns: 1fr;
    max-width: 860px;
    padding: 22px 24px 70px;
  }
  .docs-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(340px, 88vw);
    max-height: none;
    z-index: 90;
    background: var(--panel-raised);
    border-right: 1px solid var(--line);
    padding: 18px 20px 40px;
    transform: translateX(-102%);
    transition: transform 0.22s var(--ease-out);
    box-shadow: 20px 0 50px rgba(0, 0, 0, 0.18);
  }
  body.sidebar-open .docs-sidebar {
    transform: translateX(0);
  }
  .sidebar-mobile-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 12px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--line);
    font-size: 12px;
    font-weight: 650;
  }
  .sidebar-scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 85;
    background: rgba(10, 8, 9, 0.44);
    backdrop-filter: blur(2px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
  }
  body.sidebar-open .sidebar-scrim {
    opacity: 1;
    pointer-events: auto;
  }
  .docs-mobile-trigger {
    display: inline-flex;
  }
  .docs-topline {
    margin-bottom: 16px;
  }
  .docs-title-block {
    margin-bottom: 28px;
    padding-bottom: 24px;
  }
  .reference-layout {
    grid-template-columns: 1fr;
  }
  .reference-aside {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }
  .reference-aside-title {
    grid-column: 1 / -1;
  }
  .reference-aside-note {
    margin-top: 0;
  }
  .blog-featured {
    grid-template-columns: 1fr;
  }
  .post-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .quickstart-panel {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 720px) {
  .announcement {
    font-size: 10.5px;
    padding: 6px 38px;
    min-height: 34px;
  }
  .announcement-cta {
    display: none;
  }
  .header-inner {
    padding: 0 14px;
  }
  .brand .logo {
    width: 88px;
  }
  .lang-menu > summary span,
  .lang-menu > summary .chev {
    display: none;
  }
  .lang-menu > summary {
    width: 34px;
    justify-content: center;
    padding: 0;
  }
  .theme-toggle {
    display: none;
  }
  .install-button {
    padding: 0 11px;
    font-size: 12px;
    height: 36px;
  }
  .install-version {
    display: none;
  }
  .hero-grid {
    padding-top: 38px;
    padding-bottom: 44px;
  }
  .hero h1 {
    font-size: clamp(38px, 10.4vw, 54px);
  }
  [lang="zh-Hans"] .hero h1,
  [lang="zh-Hant"] .hero h1 {
    font-size: clamp(34px, 9vw, 46px);
    line-height: 1.13;
  }
  .hero-body {
    font-size: 15px;
  }
  .hero-install-label {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }
  .hero-command {
    min-height: 52px;
    padding-left: 12px;
  }
  .hero-command code {
    font-size: 10px;
  }
  .hero-os-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }
  .benchmark-tabs {
    grid-template-columns: repeat(2, 1fr);
  }
  .benchmark-tab:nth-child(2) {
    border-right: 0;
  }
  .benchmark-tab:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line-strong);
  }
  .benchmark-panel {
    padding: 14px 13px 12px;
  }
  .bar-row {
    grid-template-columns: 72px minmax(0, 1fr) 54px;
    gap: 7px;
  }
  .bar-name {
    font-size: 10.5px;
  }
  .bar-version {
    font-size: 7.5px;
  }
  .bar-value {
    font-size: 9px;
  }
  .benchmark-foot {
    font-size: 7.5px;
  }
  .benchmark-source {
    display: none;
  }
  .section-heading h2 {
    font-size: clamp(30px, 8vw, 40px);
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .feature-card {
    min-height: 240px;
  }
  .check-list {
    grid-template-columns: 1fr;
  }
  .runtime-section {
    padding-top: 56px;
    padding-bottom: 56px;
  }
  .code-window pre {
    font-size: 9px;
    padding: 16px 12px;
  }
  .quickstart-panel {
    padding: 24px 18px;
  }
  .footer-shell {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-columns {
    gap: 18px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
  .docs-title-block h1 {
    font-size: 34px;
  }
  .docs-layout {
    padding: 16px 16px 60px;
  }
  .docs-topline {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
  .docs-actions {
    width: 100%;
    justify-content: flex-end;
  }
  .breadcrumb {
    flex-wrap: wrap;
  }
  .prose {
    font-size: 14.5px;
  }
  .prose h2 {
    font-size: 25px;
    margin-top: 42px;
  }
  .prose h3 {
    font-size: 18px;
  }
  .card-grid,
  .guide-grid,
  .doc-columns {
    grid-template-columns: 1fr !important;
  }
  .doc-tab-panel {
    padding-left: 12px;
    padding-right: 12px;
  }
  .docs-footer-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
  }
  .reference-grid {
    grid-template-columns: 1fr;
  }
  .reference-aside {
    grid-template-columns: 1fr;
  }
  .reference-aside-title {
    grid-column: auto;
  }
  .post-list {
    grid-template-columns: 1fr;
  }
  .blog-note {
    align-items: flex-start;
    flex-direction: column;
  }
  .featured-post-visual {
    min-height: 190px;
  }
  .search-dialog {
    max-height: 88vh;
  }
  .search-modal {
    padding-top: 20px;
  }
  .search-footer span:nth-child(2) {
    display: none;
  }
}

@media (max-width: 460px) {
  .header-right .lang-menu {
    display: none;
  }
  .hero h1 {
    font-size: 37px;
  }
  .hero-command code {
    font-size: 8.5px;
  }
  .benchmark-head {
    flex-direction: column;
    gap: 6px;
  }
  .benchmark-title {
    font-size: 14px;
  }
  .bar-bun {
    width: 16px;
    height: 14px;
    right: -8px;
  }
  .footer-columns {
    grid-template-columns: 1fr 1fr;
  }
  .docs-pager {
    grid-template-columns: 1fr;
  }
  .pager-next {
    text-align: left;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================
   Dark theme specifics
   ============================================================ */
[data-theme="dark"] .benchmark {
  box-shadow: 8px 8px 0 rgba(255, 255, 255, 0.05);
}
[data-theme="dark"] .benchmark-tab.is-active {
  background: var(--accent);
  color: #fff;
}
[data-theme="dark"] .hero-command {
  background: #050405;
  border-color: #2f2a2e;
}
[data-theme="dark"] .hero-command .prompt {
  color: var(--accent);
}
[data-theme="dark"] .bar-bun {
  filter: invert(1) hue-rotate(180deg);
}
[data-theme="dark"] .used-by {
  background: #100d0f;
}
[data-theme="dark"] .quickstep-command {
  background: #080708;
}
[data-theme="dark"] .site-footer {
  background: #0a0809;
}
[data-theme="dark"] .code-window {
  box-shadow: 14px 14px 0 rgba(255, 255, 255, 0.025);
}
[data-theme="dark"] .announcement {
  background: #1b171a;
}
[data-theme="dark"] .not-found-bun {
  filter: invert(0.92);
}
[data-theme="dark"] .featured-post-visual {
  background: #050405;
}
[data-theme="dark"] .code-block {
  border-color: #2d282b;
}
[data-theme="dark"] .docs-tab {
  color: var(--muted);
}
[data-theme="dark"] .new-badge {
  color: #fff;
}

.mobile-panel .lang-menu > summary {
  width: auto;
  padding: 0 8px;
}
.mobile-panel .lang-menu > summary span,
.mobile-panel .lang-menu > summary .chev {
  display: inline;
}