.view-detail {
  background:
    radial-gradient(circle at 10% 28rem, rgba(0, 151, 184, 0.055), transparent 25rem),
    var(--ui-color-canvas);
  color: var(--ui-color-text);
  font-family: var(--ui-font-sans);
}

.view-detail .article-v2-reading-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1100;
  height: 3px;
  background: rgba(255, 255, 255, 0.12);
  pointer-events: none;
}

.view-detail .article-v2-reading-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, #53d7e7, #ffc76b);
  box-shadow: 0 0 14px rgba(83, 215, 231, 0.42);
  transition: width 80ms linear;
}

.view-detail .article-v2-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 0;
  margin: 0;
  padding: calc(5.25rem + 36px) 1.5rem 3.75rem;
  background:
    radial-gradient(circle at 82% 12%, rgba(27, 158, 185, 0.28), transparent 28rem),
    radial-gradient(circle at 18% 85%, rgba(255, 193, 96, 0.12), transparent 24rem),
    linear-gradient(135deg, var(--ui-color-brand-950), var(--ui-color-brand-900) 58%, #0c4058);
  color: #fff;
}

.view-detail .article-v2-hero::before {
  z-index: -2;
  background: linear-gradient(110deg, rgba(4, 18, 31, 0.12), rgba(4, 18, 31, 0.38));
  opacity: 1;
}

.view-detail .article-v2-hero-pattern {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(90deg, transparent, #000 28%, #000 78%, transparent);
}

.view-detail .article-v2-hero-inner {
  position: relative;
  z-index: 1;
  width: min(100%, 1000px);
  padding: 0;
}

.view-detail .article-v2-breadcrumb {
  margin-bottom: var(--ui-space-6);
  font-size: var(--ui-text-xs);
}

.view-detail .article-v2-breadcrumb ol {
  display: flex;
  align-items: center;
  gap: var(--ui-space-2);
  min-width: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.view-detail .article-v2-breadcrumb li {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  color: rgba(255, 255, 255, 0.58);
}

.view-detail .article-v2-breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: var(--ui-space-2);
  color: rgba(255, 255, 255, 0.25);
}

.view-detail .article-v2-breadcrumb li:last-child {
  flex: 1;
}

.view-detail .article-v2-breadcrumb li:last-child span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.view-detail .article-v2-breadcrumb a {
  color: rgba(255, 255, 255, 0.72);
  font-weight: 700;
  text-decoration: none;
}

.view-detail .article-v2-breadcrumb a:hover,
.view-detail .article-v2-breadcrumb a:focus-visible {
  color: #fff;
}

.view-detail .article-v2-kickers {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ui-space-2);
  margin-bottom: var(--ui-space-4);
}

.view-detail .article-v2-kicker {
  display: inline-flex;
  align-items: center;
  min-height: 1.8rem;
  border: 1px solid rgba(96, 224, 237, 0.32);
  border-radius: var(--ui-radius-pill);
  background: rgba(66, 201, 217, 0.12);
  color: #9debf2;
  padding: 0.22rem 0.72rem;
  font-size: var(--ui-text-xs);
  font-weight: 800;
  letter-spacing: 0.045em;
  text-decoration: none;
}

.view-detail .article-v2-kicker-muted {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.78);
}

.view-detail .article-v2-kicker:hover,
.view-detail .article-v2-kicker:focus-visible {
  border-color: rgba(255, 255, 255, 0.46);
  color: #fff;
}

.view-detail .article-v2-hero h1 {
  max-width: 920px;
  margin: 0;
  color: #fff;
  font-family: var(--ui-font-sans);
  font-size: clamp(2.25rem, 4.4vw, 3.45rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.18;
  text-wrap: balance;
}

.view-detail .article-v2-hero-summary {
  max-width: 780px;
  margin: var(--ui-space-5) 0 0;
  color: rgba(236, 246, 250, 0.78);
  font-size: clamp(1rem, 1.8vw, 1.16rem);
  line-height: 1.75;
}

.view-detail .article-v2-byline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
  margin-top: var(--ui-space-6);
  color: rgba(255, 255, 255, 0.66);
  font-size: var(--ui-text-sm);
}

.view-detail .article-v2-byline > span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.view-detail .article-v2-byline i {
  color: rgba(111, 224, 236, 0.8);
  font-size: 0.8rem;
}

.view-detail .article-v2-author {
  color: rgba(255, 255, 255, 0.92);
}

.view-detail .article-v2-avatar {
  display: inline-grid;
  place-items: center;
  width: 1.85rem;
  height: 1.85rem;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
}

.view-detail .article-v2-page {
  position: relative;
  padding: var(--ui-space-7) 1.5rem var(--ui-space-9);
}

.view-detail .article-v2-layout {
  display: grid;
  grid-template-columns: minmax(0, var(--ui-reading-width)) minmax(220px, 270px);
  justify-content: center;
  align-items: start;
  gap: clamp(2rem, 5vw, 4rem);
  width: min(100%, var(--ui-page-width));
  margin: 0 auto;
}

.view-detail .article-v2-article {
  min-width: 0;
}

.view-detail .article-v2-body {
  padding: clamp(2rem, 4vw, 3.25rem);
  box-shadow: var(--ui-shadow-md);
}

.view-detail .article-v2-content {
  color: var(--ui-color-text);
  font-family: var(--ui-font-sans);
  font-size: clamp(1rem, 1.2vw, 1.075rem);
  line-height: var(--ui-leading-body);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.view-detail .article-v2-content > :first-child {
  margin-top: 0;
}

.view-detail .article-v2-content h1,
.view-detail .article-v2-content h2,
.view-detail .article-v2-content h3,
.view-detail .article-v2-content h4,
.view-detail .article-v2-content h5,
.view-detail .article-v2-content h6 {
  scroll-margin-top: 6.5rem;
  color: var(--ui-color-ink);
  font-family: var(--ui-font-sans);
  font-weight: 800;
  letter-spacing: -0.018em;
  line-height: var(--ui-leading-heading);
  text-wrap: balance;
}

.view-detail .article-v2-content h2 {
  position: relative;
  margin: 3.25rem 0 1.2rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--ui-color-line);
  font-size: clamp(1.55rem, 3vw, 1.9rem);
}

.view-detail .article-v2-content h2::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 3.25rem;
  height: 2px;
  background: var(--ui-color-accent-500);
}

.view-detail .article-v2-content h3 {
  margin: 2.25rem 0 0.85rem;
  font-size: clamp(1.25rem, 2.5vw, 1.45rem);
}

.view-detail .article-v2-content h4 {
  margin: 1.8rem 0 0.7rem;
  font-size: 1.1rem;
}

.view-detail .article-v2-content p {
  margin: 0 0 1.25rem;
}

.view-detail .article-v2-content ul,
.view-detail .article-v2-content ol {
  margin: 0 0 1.35rem;
  padding-left: 1.45rem;
}

.view-detail .article-v2-content li {
  margin: 0.36rem 0;
  padding-left: 0.18rem;
}

.view-detail .article-v2-content li::marker {
  color: var(--ui-color-accent-600);
  font-weight: 800;
}

.view-detail .article-v2-content a {
  color: var(--ui-color-accent-600);
  text-decoration-color: rgba(0, 125, 155, 0.3);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

.view-detail .article-v2-content a:hover,
.view-detail .article-v2-content a:focus-visible {
  color: var(--ui-color-brand-700);
  text-decoration-color: currentColor;
}

.view-detail .article-v2-content img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.75rem auto;
  border: 1px solid var(--ui-color-line);
  border-radius: var(--ui-radius-md);
  box-shadow: var(--ui-shadow-sm);
}

.view-detail .article-v2-content figure {
  max-width: 100%;
  margin: 1.9rem 0;
}

.view-detail .article-v2-content figure img {
  margin: 0 auto;
}

.view-detail .article-v2-content figcaption {
  margin-top: 0.65rem;
  color: var(--ui-color-muted);
  font-size: var(--ui-text-sm);
  line-height: 1.55;
  text-align: center;
}

.view-detail .article-v2-content blockquote {
  margin: 1.75rem 0;
  border: 0;
  border-left: 4px solid var(--ui-color-accent-500);
  border-radius: 0 var(--ui-radius-md) var(--ui-radius-md) 0;
  background: var(--ui-color-surface-soft);
  color: #466075;
  padding: 1.05rem 1.25rem;
}

.view-detail .article-v2-content blockquote > :last-child {
  margin-bottom: 0;
}

.view-detail .article-v2-content hr {
  margin: 2.5rem 0;
  border: 0;
  border-top: 1px solid var(--ui-color-line);
  opacity: 1;
}

.view-detail .article-v2-content table {
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 1.6rem 0;
  overflow-x: auto;
  border-collapse: collapse;
  border: 1px solid var(--ui-color-line);
  border-radius: var(--ui-radius-sm);
  font-size: 0.94rem;
}

.view-detail .article-v2-content th,
.view-detail .article-v2-content td {
  min-width: 7rem;
  border-bottom: 1px solid var(--ui-color-line);
  padding: 0.72rem 0.82rem;
  text-align: left;
  vertical-align: top;
}

.view-detail .article-v2-content th {
  background: var(--ui-color-surface-soft);
  color: var(--ui-color-ink);
  font-weight: 800;
}

.view-detail .article-v2-content :not(pre) > code {
  border: 1px solid rgba(0, 125, 155, 0.15);
  border-radius: 0.3rem;
  background: rgba(0, 125, 155, 0.07);
  color: #075d75;
  padding: 0.12em 0.35em;
  font-family: var(--ui-font-mono);
  font-size: 0.88em;
}

.view-detail .article-v2-content pre {
  max-width: 100%;
  margin: 1.7rem 0;
  overflow-x: auto;
  border-radius: var(--ui-radius-md);
  background: var(--ui-color-code);
  color: #d9e5ef;
  padding: 1.2rem 1.25rem;
  font-family: var(--ui-font-mono);
  font-size: 0.88rem;
  line-height: 1.7;
  tab-size: 2;
}

.view-detail .article-v2-code {
  max-width: 100%;
  margin: 1.7rem 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--ui-radius-md);
  background: var(--ui-color-code);
  box-shadow: 0 14px 30px rgba(7, 28, 47, 0.15);
}

.view-detail .article-v2-code pre {
  margin: 0;
  border-radius: 0;
  box-shadow: none;
}

.view-detail .article-v2-code-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ui-space-3);
  min-height: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.035);
  color: #92a6b9;
  padding: 0.45rem 0.7rem 0.45rem 1rem;
  font-family: var(--ui-font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.view-detail .article-v2-copy {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 0.4rem;
  background: rgba(255, 255, 255, 0.055);
  color: #bdd0df;
  padding: 0.3rem 0.55rem;
  font: inherit;
  text-transform: none;
  cursor: pointer;
}

.view-detail .article-v2-copy:hover,
.view-detail .article-v2-copy:focus-visible {
  border-color: rgba(107, 224, 235, 0.35);
  color: #fff;
  outline: none;
}

.view-detail .article-v2-taxonomy {
  margin-top: var(--ui-space-7);
  padding-top: var(--ui-space-5);
  border-top: 1px solid var(--ui-color-line);
}

.view-detail .article-v2-taxonomy-label {
  display: block;
  margin-bottom: var(--ui-space-3);
  color: var(--ui-color-muted);
  font-size: var(--ui-text-xs);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.view-detail .article-v2-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ui-space-2);
}

.view-detail .article-v2-rail {
  position: sticky;
  top: 6.5rem;
  min-width: 0;
}

.view-detail .article-v2-toc {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  max-height: calc(100vh - 7.5rem);
  padding: 1.3rem 1.25rem 1.15rem;
}

.view-detail .article-v2-toc nav {
  min-height: 0;
  padding-bottom: 2rem;
  overflow-y: auto;
  overscroll-behavior: contain;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.view-detail .article-v2-toc nav::-webkit-scrollbar,
.view-detail .article-v2-mobile-toc nav::-webkit-scrollbar {
  display: none;
}

.view-detail .article-v2-toc nav.has-scroll-after,
.view-detail .article-v2-mobile-toc nav.has-scroll-after {
  -webkit-mask-image: linear-gradient(to bottom, #000 0, #000 calc(100% - 1.25rem), transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0, #000 calc(100% - 1.25rem), transparent 100%);
}

.view-detail .article-v2-toc nav.has-scroll-before,
.view-detail .article-v2-mobile-toc nav.has-scroll-before {
  -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 1.25rem, #000 100%);
  mask-image: linear-gradient(to bottom, transparent 0, #000 1.25rem, #000 100%);
}

.view-detail .article-v2-toc nav.has-scroll-before.has-scroll-after,
.view-detail .article-v2-mobile-toc nav.has-scroll-before.has-scroll-after {
  -webkit-mask-image: linear-gradient(
    to bottom,
    transparent 0,
    #000 1.25rem,
    #000 calc(100% - 1.25rem),
    transparent 100%
  );
  mask-image: linear-gradient(
    to bottom,
    transparent 0,
    #000 1.25rem,
    #000 calc(100% - 1.25rem),
    transparent 100%
  );
}

.view-detail .article-v2-toc-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ui-space-3);
  padding-bottom: var(--ui-space-4);
  border-bottom: 1px solid var(--ui-color-line);
}

.view-detail .article-v2-toc-heading h2 {
  margin: 0.2rem 0 0;
  color: var(--ui-color-ink);
  font-size: 1.05rem;
  font-weight: 800;
}

.view-detail .article-v2-toc-status {
  display: inline-grid;
  place-items: center;
  min-width: 2.55rem;
  min-height: 1.7rem;
  border-radius: var(--ui-radius-pill);
  background: var(--ui-color-accent-100);
  color: var(--ui-color-accent-600);
  font-size: 0.7rem;
  font-weight: 800;
}

.view-detail .article-v2-toc ol,
.view-detail .article-v2-mobile-toc ol {
  margin: var(--ui-space-4) 0 0;
  padding: 0;
  list-style: none;
}

.view-detail .article-v2-toc li + li,
.view-detail .article-v2-mobile-toc li + li {
  margin-top: 0.2rem;
}

.view-detail .article-v2-toc a,
.view-detail .article-v2-mobile-toc a {
  position: relative;
  display: block;
  border-radius: 0.45rem;
  color: #65778a;
  padding: 0.38rem 0.45rem 0.38rem 1.1rem;
  font-size: 0.8rem;
  font-weight: 650;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--ui-transition), background-color var(--ui-transition);
}

.view-detail .article-v2-toc a::before,
.view-detail .article-v2-mobile-toc a::before {
  content: "";
  position: absolute;
  top: 0.68rem;
  left: 0.45rem;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ui-color-line-strong);
}

.view-detail .article-v2-toc li.is-level-3 a,
.view-detail .article-v2-mobile-toc li.is-level-3 a {
  padding-left: 1.6rem;
  font-size: 0.76rem;
}

.view-detail .article-v2-toc li.is-level-3 a::before,
.view-detail .article-v2-mobile-toc li.is-level-3 a::before {
  left: 0.92rem;
}

.view-detail .article-v2-toc a:hover,
.view-detail .article-v2-toc a:focus-visible,
.view-detail .article-v2-toc a.is-active,
.view-detail .article-v2-mobile-toc a:hover,
.view-detail .article-v2-mobile-toc a:focus-visible,
.view-detail .article-v2-mobile-toc a.is-active {
  background: rgba(0, 151, 184, 0.075);
  color: var(--ui-color-accent-600);
}

.view-detail .article-v2-toc a.is-active::before,
.view-detail .article-v2-mobile-toc a.is-active::before {
  background: var(--ui-color-accent-500);
  box-shadow: 0 0 0 3px rgba(0, 151, 184, 0.12);
}

.view-detail .article-v2-toc-empty {
  margin: var(--ui-space-4) 0;
  color: var(--ui-color-muted);
  font-size: var(--ui-text-sm);
  line-height: 1.65;
}

.view-detail .article-v2-toc-back {
  display: inline-flex;
  align-items: center;
  gap: var(--ui-space-2);
  width: 100%;
  margin-top: var(--ui-space-4);
  border-top: 1px solid var(--ui-color-line);
  color: var(--ui-color-muted);
  padding-top: var(--ui-space-4);
  font-size: var(--ui-text-xs);
  font-weight: 700;
  text-decoration: none;
}

.view-detail .article-v2-toc-back:hover,
.view-detail .article-v2-toc-back:focus-visible {
  color: var(--ui-color-accent-600);
}

.view-detail .article-v2-mobile-toc {
  display: none;
  margin: 0 0 var(--ui-space-4);
  border: 1px solid var(--ui-color-line);
  border-radius: var(--ui-radius-md);
  background: var(--ui-color-surface);
  box-shadow: var(--ui-shadow-sm);
}

.view-detail .article-v2-mobile-toc summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ui-space-3);
  padding: 0.9rem 1rem;
  color: var(--ui-color-ink);
  font-size: var(--ui-text-sm);
  font-weight: 800;
  cursor: pointer;
  list-style: none;
}

.view-detail .article-v2-mobile-toc summary::-webkit-details-marker {
  display: none;
}

.view-detail .article-v2-mobile-toc summary:focus-visible {
  border-radius: var(--ui-radius-md);
  box-shadow: var(--ui-shadow-focus);
  outline: none;
}

.view-detail .article-v2-mobile-toc summary small {
  color: var(--ui-color-muted);
  font-size: 0.7rem;
  font-weight: 700;
}

.view-detail .article-v2-mobile-toc nav {
  max-height: 60vh;
  overflow-y: auto;
  overscroll-behavior: contain;
  border-top: 1px solid var(--ui-color-line);
  padding: 0 1rem 2rem;
  -webkit-overflow-scrolling: touch;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.view-detail .article-v2-post-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--ui-space-4);
  margin-top: var(--ui-space-5);
}

.view-detail .article-v2-post-link {
  display: flex;
  flex-direction: column;
  gap: var(--ui-space-3);
  min-width: 0;
  min-height: 8.25rem;
  border: 1px solid var(--ui-color-line);
  border-radius: var(--ui-radius-lg);
  background: var(--ui-color-surface);
  box-shadow: var(--ui-shadow-sm);
  color: var(--ui-color-ink);
  padding: 1.25rem;
  text-decoration: none;
  transition: transform var(--ui-transition), border-color var(--ui-transition), box-shadow var(--ui-transition);
}

.view-detail a.article-v2-post-link:hover,
.view-detail a.article-v2-post-link:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(0, 125, 155, 0.28);
  box-shadow: var(--ui-shadow-md);
  color: var(--ui-color-ink);
}

.view-detail .article-v2-post-link-next {
  align-items: flex-end;
  text-align: right;
}

.view-detail .article-v2-post-direction {
  display: inline-flex;
  align-items: center;
  gap: var(--ui-space-2);
  color: var(--ui-color-accent-600);
  font-size: var(--ui-text-xs);
  font-weight: 800;
}

.view-detail .article-v2-post-link strong {
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.95rem;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.view-detail .article-v2-post-link-disabled {
  border-style: dashed;
  box-shadow: none;
  color: var(--ui-color-subtle);
}

.view-detail .article-v2-post-link-disabled .article-v2-post-direction {
  color: var(--ui-color-subtle);
}

.view-detail .article-v2-related {
  margin-top: var(--ui-space-8);
}

.view-detail .article-v2-section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--ui-space-4);
  margin-bottom: var(--ui-space-5);
}

.view-detail .article-v2-section-heading h2 {
  margin: 0.25rem 0 0;
  color: var(--ui-color-ink);
  font-size: var(--ui-text-2xl);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.view-detail .article-v2-section-heading > a {
  display: inline-flex;
  align-items: center;
  gap: var(--ui-space-2);
  color: var(--ui-color-accent-600);
  font-size: var(--ui-text-xs);
  font-weight: 800;
  text-decoration: none;
}

.view-detail .article-v2-related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--ui-space-4);
}

.view-detail .article-v2-related-card {
  display: flex;
  flex-direction: column;
  min-height: 10.5rem;
  color: var(--ui-color-ink);
  padding: 1.25rem;
  text-decoration: none;
  transition: transform var(--ui-transition), border-color var(--ui-transition), box-shadow var(--ui-transition);
}

.view-detail .article-v2-related-card:hover,
.view-detail .article-v2-related-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(0, 125, 155, 0.28);
  box-shadow: var(--ui-shadow-md);
  color: var(--ui-color-ink);
}

.view-detail .article-v2-related-index {
  color: var(--ui-color-accent-500);
  font-family: var(--ui-font-mono);
  font-size: var(--ui-text-xs);
  font-weight: 800;
}

.view-detail .article-v2-related-card strong {
  margin: var(--ui-space-4) 0 var(--ui-space-5);
  font-size: 0.96rem;
  line-height: 1.55;
}

.view-detail .article-v2-related-card > span:last-child {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--ui-space-3);
  margin-top: auto;
  color: var(--ui-color-muted);
  font-size: var(--ui-text-xs);
  font-weight: 700;
}

.view-detail .article-v2-back-top {
  position: fixed;
  right: 1.35rem;
  bottom: 1.35rem;
  z-index: 40;
  display: grid;
  place-items: center;
  width: 2.8rem;
  height: 2.8rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  background: var(--ui-color-brand-900);
  box-shadow: 0 12px 30px rgba(7, 28, 47, 0.22);
  color: #fff;
  opacity: 0;
  transform: translateY(0.7rem);
  pointer-events: none;
  transition: opacity var(--ui-transition), transform var(--ui-transition), background-color var(--ui-transition);
}

.view-detail .article-v2-back-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.view-detail .article-v2-back-top:hover,
.view-detail .article-v2-back-top:focus-visible {
  background: var(--ui-color-accent-600);
  outline: none;
}

@media (max-width: 991.98px) {
  .view-detail .article-v2-hero {
    padding-top: calc(5.5rem + 36px);
    padding-bottom: 3.5rem;
  }

  .view-detail .article-v2-page {
    padding-top: var(--ui-space-6);
  }

  .view-detail .article-v2-layout {
    grid-template-columns: minmax(0, var(--ui-reading-width));
  }

  .view-detail .article-v2-rail {
    display: none;
  }

  .view-detail .article-v2-mobile-toc {
    display: block;
  }
}

@media (max-width: 767.98px) {
  .view-detail .article-v2-hero {
    padding: 6.75rem 1rem 3rem;
  }

  .view-detail .article-v2-breadcrumb {
    margin-bottom: var(--ui-space-5);
  }

  .view-detail .article-v2-breadcrumb li:last-child {
    display: none;
  }

  .view-detail .article-v2-breadcrumb li:nth-last-child(2)::after {
    content: none;
  }

  .view-detail .article-v2-hero h1 {
    font-size: clamp(2rem, 9vw, 2.65rem);
    letter-spacing: -0.03em;
  }

  .view-detail .article-v2-hero-summary {
    margin-top: var(--ui-space-4);
    font-size: 0.96rem;
    line-height: 1.7;
  }

  .view-detail .article-v2-byline {
    align-items: flex-start;
    margin-top: var(--ui-space-5);
    font-size: 0.76rem;
  }

  .view-detail .article-v2-byline > span:not(.article-v2-author) {
    width: calc(50% - 0.6rem);
  }

  .view-detail .article-v2-author {
    width: 100%;
  }

  .view-detail .article-v2-page {
    padding: var(--ui-space-5) 0.85rem var(--ui-space-8);
  }

  .view-detail .article-v2-body {
    border-radius: var(--ui-radius-md);
    padding: 1.35rem 1.1rem 1.6rem;
  }

  .view-detail .article-v2-content {
    font-size: 1rem;
    line-height: 1.86;
  }

  .view-detail .article-v2-content h2 {
    margin-top: 2.6rem;
    font-size: 1.48rem;
  }

  .view-detail .article-v2-content h3 {
    margin-top: 2rem;
    font-size: 1.24rem;
  }

  .view-detail .article-v2-content pre {
    padding: 1rem;
    font-size: 0.8rem;
  }

  .view-detail .article-v2-post-nav,
  .view-detail .article-v2-related-grid {
    grid-template-columns: 1fr;
  }

  .view-detail .article-v2-post-link {
    min-height: 6.5rem;
  }

  .view-detail .article-v2-post-link-next {
    align-items: flex-start;
    text-align: left;
  }

  .view-detail .article-v2-section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .view-detail .article-v2-related-card {
    min-height: 8.5rem;
  }

  .view-detail .article-v2-back-top {
    right: 0.9rem;
    bottom: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .view-detail .article-v2-reading-progress span,
  .view-detail .article-v2-post-link,
  .view-detail .article-v2-related-card,
  .view-detail .article-v2-back-top {
    transition: none;
  }
}

@media print {
  .view-detail #mainNav,
  .view-detail .article-v2-reading-progress,
  .view-detail .article-v2-rail,
  .view-detail .article-v2-mobile-toc,
  .view-detail .article-v2-post-nav,
  .view-detail .article-v2-related,
  .view-detail .article-v2-back-top,
  .view-detail footer.blog-footer {
    display: none !important;
  }

  .view-detail .article-v2-hero {
    padding: 2rem 0;
    background: #fff;
    color: #000;
  }

  .view-detail .article-v2-hero h1,
  .view-detail .article-v2-hero-summary,
  .view-detail .article-v2-byline,
  .view-detail .article-v2-breadcrumb a,
  .view-detail .article-v2-breadcrumb li {
    color: #000;
  }

  .view-detail .article-v2-page {
    padding: 0;
  }

  .view-detail .article-v2-layout {
    display: block;
  }

  .view-detail .article-v2-body {
    border: 0;
    box-shadow: none;
    padding: 0;
  }
}