/* QNSET Newsroom (Views/News). Builds on qx.css. Every post type has a colour,
   carried as --c by .qn-t--{type}: statements red, releases blue, updates
   purple, engineering white. The index leads with the newest post, then a
   dated list; an article is a calm reading column with a sticky aside. */

.qn-t--statement { --c: var(--qx-red); }
.qn-t--release { --c: var(--qx-blue); }
.qn-t--update { --c: var(--qx-purple); }
.qn-t--engineering { --c: #e6e6ef; }

/* ---------- Tags ---------- */

.qn-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--qx-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--qx-ink);
  white-space: nowrap;
}

.qn-tag::before {
  content: '';
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c, var(--qx-ink));
  box-shadow: 0 0 12px var(--c, transparent);
}

.qn-flag {
  display: inline-flex;
  align-items: center;
  margin-left: 0.6rem;
  padding: 0.15rem 0.45rem;
  border: 1px dashed rgba(244, 244, 247, 0.35);
  border-radius: 0.35rem;
  font-family: var(--qx-mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--qx-muted);
  white-space: nowrap;
}

/* ---------- Index: hero and filters ---------- */

.qn-hero {
  padding-bottom: clamp(2.5rem, 6vh, 4rem);
}

.qn-rss {
  height: 2.9rem;
  padding-inline: 1.25rem;
  font-size: 0.9rem;
}

.qn-filter {
  padding-block: 1.25rem;
  border-top: 1px solid var(--qx-line);
  opacity: 0;
  animation: qx-fade-up 0.9s var(--qx-ease) 0.9s forwards;
}

.qn-filter ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.qn-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  height: 2.35rem;
  padding: 0 0.95rem;
  border: 1px solid var(--qx-line);
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--qx-muted);
  text-decoration: none;
  transition: color 0.25s ease, border-color 0.25s ease, background-color 0.25s ease;
}

.qn-chip[class*="qn-t--"]::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c);
}

.qn-chip:hover {
  border-color: rgba(244, 244, 247, 0.3);
  color: var(--qx-ink);
}

.qn-chip[aria-current="page"] {
  border-color: var(--qx-ink);
  background: var(--qx-ink);
  color: #050507;
}

.qn-count {
  font-family: var(--qx-mono);
  font-size: 0.72rem;
  opacity: 0.6;
}

.qn-feed {
  padding-top: clamp(1rem, 3vh, 2rem);
  padding-bottom: clamp(4rem, 10vh, 7rem);
}

/* ---------- Index: the latest post ---------- */

.qn-lead {
  position: relative;
  isolation: isolate;
  display: grid;
  align-content: space-between;
  gap: 2.5rem;
  min-height: clamp(22rem, 52vh, 30rem);
  padding: clamp(1.75rem, 4vw, 3.25rem);
  overflow: hidden;
  border: 1px solid var(--qx-line);
  border-radius: 1.75rem;
  background: var(--qx-surface);
  color: var(--qx-ink);
  text-decoration: none;
  opacity: 0;
  animation: qx-fade-up 1s var(--qx-ease) 1s forwards;
  transition: border-color 0.4s ease;
}

.qn-lead:hover {
  border-color: color-mix(in srgb, var(--c) 45%, transparent);
}

/* a hairline in the post's colour that draws across the top edge */
.qn-lead::before {
  content: '';
  position: absolute;
  top: -1px;
  left: clamp(1.75rem, 4vw, 3.25rem);
  right: 40%;
  height: 1px;
  background: linear-gradient(90deg, var(--c), transparent);
  transform: scaleX(0);
  transform-origin: left;
  animation: qx-grow-x 1.4s var(--qx-ease) 1.5s forwards;
}

/* the rim of a large ring rising out of the bottom-right corner */
.qn-lead::after {
  content: '';
  position: absolute;
  z-index: -1;
  right: -14rem;
  bottom: -30rem;
  width: 44rem;
  aspect-ratio: 1;
  border: 1px solid color-mix(in srgb, var(--c) 70%, transparent);
  border-radius: 50%;
  box-shadow:
    0 0 60px -10px color-mix(in srgb, var(--c) 55%, transparent),
    inset 0 0 80px -30px color-mix(in srgb, var(--c) 45%, transparent);
  opacity: 0.55;
  transform: translateY(3rem);
  transition: transform 1.2s var(--qx-ease), opacity 0.6s ease;
}

.qn-lead:hover::after {
  opacity: 0.9;
  transform: translateY(0);
}

/* pointer light (qx.js sets --mx / --my on [data-spot]) */
.qn-lead-glow {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(32rem circle at var(--mx, 75%) var(--my, 20%), color-mix(in srgb, var(--c) 16%, transparent), transparent 60%);
  opacity: 0.6;
  transition: opacity 0.5s ease;
}

.qn-lead:hover .qn-lead-glow {
  opacity: 1;
}

.qn-lead-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  font-family: var(--qx-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--qx-faint);
}

.qn-latest {
  padding: 0.25rem 0.55rem;
  border-radius: 0.35rem;
  background: var(--qx-ink);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #050507;
}

.qn-lead-title {
  display: block;
  max-width: 17ch;
  font-size: clamp(2.25rem, 5.4vw, 4.75rem);
  font-weight: 650;
  line-height: 1;
  letter-spacing: -0.035em;
  text-wrap: balance;
  transition: transform 0.8s var(--qx-ease);
}

.qn-lead:hover .qn-lead-title {
  transform: translateX(0.6rem);
}

.qn-lead-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem 3rem;
}

.qn-lead-sum {
  max-width: 50ch;
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  line-height: 1.55;
  color: var(--qx-muted);
}

.qn-go {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  white-space: nowrap;
}

.qn-go svg {
  transition: transform 0.5s var(--qx-ease);
}

.qn-lead:hover .qn-go svg {
  transform: translateX(5px);
}

/* ---------- Index: the list ---------- */

.qn-list {
  margin: clamp(2.5rem, 6vh, 4rem) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--qx-line);
}

.qn-row {
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: 8.5rem 12.5rem minmax(0, 1fr) 2rem;
  align-items: baseline;
  gap: 0.75rem 1.5rem;
  padding: clamp(1.4rem, 2.6vw, 2rem) 1rem;
  overflow: hidden;
  border-bottom: 1px solid var(--qx-line);
  color: var(--qx-ink);
  text-decoration: none;
}

.qn-row::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, color-mix(in srgb, var(--c) 14%, transparent), transparent 70%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.8s var(--qx-ease);
}

.qn-row:hover::before,
.qn-row:focus-visible::before {
  transform: scaleX(1);
}

.qn-row-date {
  font-family: var(--qx-mono);
  font-size: 0.78rem;
  color: var(--qx-faint);
  white-space: nowrap;
}

.qn-row-tag {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.6rem;
}

.qn-row-tag .qn-flag {
  margin-left: 0;
}

.qn-row-body {
  display: grid;
  gap: 0.45rem;
}

.qn-row-title {
  font-size: clamp(1.3rem, 2.2vw, 1.85rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-wrap: balance;
  transition: transform 0.7s var(--qx-ease);
}

.qn-row:hover .qn-row-title {
  transform: translateX(0.5rem);
}

.qn-row-sum {
  max-width: 62ch;
  line-height: 1.55;
  color: var(--qx-muted);
}

.qn-row-arrow {
  align-self: center;
  justify-self: end;
  color: var(--qx-faint);
  transition: transform 0.5s var(--qx-ease), color 0.3s ease;
}

.qn-row:hover .qn-row-arrow {
  color: var(--c);
  transform: translate(3px, -3px);
}

.qn-empty {
  padding: clamp(3rem, 8vh, 5rem) 0;
  border-top: 1px solid var(--qx-line);
}

.qn-empty-title {
  margin: 0;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.qn-empty-text {
  margin: 0.75rem 0 0;
  color: var(--qx-muted);
}

.qn-empty a,
.qn-press-text a {
  color: var(--qx-ink);
  text-decoration-color: rgba(157, 77, 255, 0.7);
  text-underline-offset: 3px;
}

/* ---------- Index: press contact ---------- */

.qn-press {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: end;
  gap: 1.5rem 4rem;
  padding-block: clamp(3.5rem, 9vh, 6rem) clamp(6rem, 14vh, 9rem);
  border-top: 1px solid var(--qx-line);
}

.qn-press .qx-kicker {
  margin-bottom: 0.75rem;
}

.qn-press-title {
  margin: 0;
  font-size: clamp(1.9rem, 3.6vw, 3rem);
  font-weight: 650;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.qn-press-text {
  max-width: 44ch;
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--qx-muted);
}

/* ---------- Article ---------- */

/* reading progress along the top of the viewport (news.js sets --p) */
.qn-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 60;
  height: 2px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.qn-progress.is-on {
  opacity: 1;
}

.qn-progress span {
  position: absolute;
  inset: 0;
  background: var(--qx-spectrum);
  transform: scaleX(var(--p, 0));
  transform-origin: left;
}

.qn-post-hero {
  padding-block: clamp(2.5rem, 8vh, 5rem) clamp(2.5rem, 6vh, 4rem);
}

.qn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: clamp(2rem, 6vh, 3.5rem);
  font-family: var(--qx-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--qx-faint);
  text-decoration: none;
  opacity: 0;
  animation: qx-fade 0.8s ease 0.1s forwards;
  transition: color 0.2s ease;
}

.qn-back svg {
  transition: transform 0.4s var(--qx-ease);
}

.qn-back:hover {
  color: var(--qx-ink);
}

.qn-back:hover svg {
  transform: translateX(-4px);
}

.qn-post-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.5rem;
  margin: 0 0 1.5rem;
  font-family: var(--qx-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--qx-faint);
  opacity: 0;
  animation: qx-fade-up 0.8s var(--qx-ease) 0.2s forwards;
}

.qn-post-meta .qn-flag {
  margin-left: -0.75rem;
}

.qn-post-title {
  max-width: 21ch;
  margin: 0;
  font-size: clamp(2.4rem, 5.8vw, 5.25rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.035em;
  text-wrap: balance;
  clip-path: inset(0 0 100% 0);
  transform: translateY(0.35em);
  animation: qn-title-in 1.2s var(--qx-ease) 0.3s forwards;
}

.qn-post-lead {
  max-width: 54ch;
  margin: clamp(1.5rem, 3vh, 2rem) 0 0;
  font-size: clamp(1.1rem, 1.4vw, 1.3rem);
  line-height: 1.55;
  color: var(--qx-muted);
  opacity: 0;
  animation: qx-fade-up 0.9s var(--qx-ease) 0.7s forwards;
}

.qn-post-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 14rem) minmax(0, 44rem);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: start;
  padding-top: clamp(2.5rem, 6vh, 3.5rem);
  padding-bottom: clamp(5rem, 12vh, 8rem);
  border-top: 1px solid var(--qx-line);
}

/* the post's colour draws along the top border once the hero is in */
.qn-post-layout::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  width: min(100%, 28rem);
  height: 1px;
  background: linear-gradient(90deg, var(--c), transparent);
  transform: scaleX(0);
  transform-origin: left;
  animation: qx-grow-x 1.4s var(--qx-ease) 0.9s forwards;
}

.qn-aside {
  position: sticky;
  top: 6rem;
  display: grid;
  gap: 1.75rem;
  opacity: 0;
  animation: qx-fade 1s ease 1s forwards;
}

.qn-aside-facts {
  display: grid;
  gap: 1.25rem;
  margin: 0;
}

.qn-aside-facts dt {
  font-family: var(--qx-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--qx-faint);
}

.qn-aside-facts dd {
  margin: 0.35rem 0 0;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.4;
}

.qn-share {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.qn-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  height: 2.35rem;
  padding: 0 0.9rem;
  border: 1px solid var(--qx-line);
  border-radius: 999px;
  background: none;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--qx-muted);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.qn-share-btn:hover {
  border-color: rgba(244, 244, 247, 0.3);
  color: var(--qx-ink);
}

/* needs the clipboard API, so it only appears once news.js has wired it */
.qn-copy {
  display: none;
}

.qn-copy.is-ready {
  display: inline-flex;
}

.qn-copy.is-done {
  border-color: rgba(47, 107, 255, 0.55);
  background: rgba(47, 107, 255, 0.12);
  color: var(--qx-ink);
}

/* ---------- Article body (rendered Markdown) ---------- */

.qn-body {
  min-width: 0;
  opacity: 0;
  animation: qx-fade-up 1s var(--qx-ease) 0.85s forwards;
}

.qn-body > :first-child {
  margin-top: 0;
}

.qn-body p,
.qn-body li {
  font-size: 1.08rem;
  line-height: 1.75;
  color: rgba(244, 244, 247, 0.8);
}

.qn-body p {
  margin: 0 0 1.25rem;
}

.qn-body h2 {
  scroll-margin-top: 6rem;
  margin: 3rem 0 1rem;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.qn-body h3 {
  scroll-margin-top: 6rem;
  margin: 2.25rem 0 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.qn-body strong {
  font-weight: 600;
  color: var(--qx-ink);
}

.qn-body a {
  color: var(--qx-ink);
  text-decoration-line: underline;
  text-decoration-color: rgba(157, 77, 255, 0.7);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: text-decoration-color 0.2s ease;
}

.qn-body a:hover {
  text-decoration-color: var(--qx-ink);
}

.qn-body ul,
.qn-body ol {
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
}

.qn-body ol {
  counter-reset: qn;
}

.qn-body li {
  position: relative;
  padding: 0.3rem 0 0.3rem 1.75rem;
}

.qn-body ul > li::before {
  content: '';
  position: absolute;
  left: 0.15rem;
  top: 1.2em;
  width: 0.65rem;
  height: 1px;
  background: var(--c);
}

.qn-body ol > li {
  counter-increment: qn;
}

.qn-body ol > li::before {
  content: counter(qn, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0.62em;
  font-family: var(--qx-mono);
  font-size: 0.72rem;
  color: var(--c);
}

.qn-body blockquote {
  margin: 0 0 1.75rem;
  padding: 1rem 1.25rem;
  border-left: 2px solid var(--c);
  border-radius: 0 0.9rem 0.9rem 0;
  background: color-mix(in srgb, var(--c) 8%, transparent);
}

.qn-body blockquote p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
}

.qn-body code {
  padding: 0.12em 0.4em;
  border-radius: 0.35rem;
  background: rgba(244, 244, 247, 0.08);
  font-family: var(--qx-mono);
  font-size: 0.86em;
  color: var(--qx-ink);
}

.qn-body pre {
  margin: 0 0 1.5rem;
  padding: 1.15rem 1.35rem;
  overflow-x: auto;
  border: 1px solid var(--qx-line);
  border-radius: 1rem;
  background: var(--qx-surface);
  line-height: 1.6;
}

.qn-body pre code {
  padding: 0;
  background: none;
  font-size: 0.88rem;
}

.qn-body table {
  display: block;
  width: 100%;
  max-width: max-content;
  margin: 0 0 1.5rem;
  overflow-x: auto;
  border: 1px solid var(--qx-line);
  border-radius: 1rem;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.qn-body th {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--qx-line);
  background: var(--qx-surface);
  font-family: var(--qx-mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-align: left;
  text-transform: uppercase;
  color: var(--qx-faint);
}

.qn-body td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--qx-line);
  line-height: 1.5;
  color: rgba(244, 244, 247, 0.8);
}

.qn-body tr:last-child td {
  border-bottom: 0;
}

.qn-body img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 1rem;
}

.qn-body figure {
  margin: 0 0 1.75rem;
}

.qn-body figcaption {
  margin-top: 0.75rem;
  font-size: 0.88rem;
  color: var(--qx-faint);
}

.qn-body hr {
  margin: 2.5rem 0;
  border: 0;
  border-top: 1px solid var(--qx-line);
}

.qn-signoff {
  margin-top: 2.5rem !important;
  padding-top: 1.25rem;
  border-top: 1px solid var(--qx-line);
  font-family: var(--qx-mono);
  font-size: 0.75rem !important;
  letter-spacing: 0.08em;
  color: var(--qx-faint) !important;
}

/* ---------- Article: previous / next ---------- */

.qn-pager {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding-bottom: clamp(6rem, 14vh, 9rem);
}

.qn-pager-link {
  position: relative;
  isolation: isolate;
  display: grid;
  align-content: start;
  gap: 0.75rem;
  padding: clamp(1.4rem, 3vw, 2rem);
  overflow: hidden;
  border: 1px solid var(--qx-line);
  border-radius: 1.25rem;
  color: var(--qx-ink);
  text-decoration: none;
  transition: border-color 0.3s ease;
}

.qn-pager-link::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, color-mix(in srgb, var(--c) 14%, transparent), transparent 75%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.8s var(--qx-ease);
}

.qn-pager-link--next {
  grid-column: 2;
  text-align: right;
}

.qn-pager-link--next::before {
  background: linear-gradient(270deg, color-mix(in srgb, var(--c) 14%, transparent), transparent 75%);
  transform-origin: right;
}

.qn-pager-link:hover {
  border-color: color-mix(in srgb, var(--c) 40%, transparent);
}

.qn-pager-link:hover::before {
  transform: scaleX(1);
}

.qn-pager-dir {
  font-family: var(--qx-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--qx-faint);
}

.qn-pager-title {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.qn-pager-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  font-family: var(--qx-mono);
  font-size: 0.72rem;
  color: var(--qx-faint);
}

.qn-pager-link--next .qn-pager-meta {
  justify-content: flex-end;
}

@keyframes qn-title-in {
  to {
    clip-path: inset(0 0 -0.2em 0);
    transform: none;
  }
}

/* ---------- Mobile ---------- */

@media (max-width: 899px) {
  .qn-row {
    grid-template-columns: auto minmax(0, 1fr);
    padding-inline: 0.25rem;
  }

  .qn-row-body {
    grid-column: 1 / -1;
  }

  .qn-row-arrow {
    display: none;
  }

  .qn-press {
    grid-template-columns: 1fr;
  }

  .qn-post-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 2.5rem;
  }

  .qn-aside {
    position: static;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 1.25rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--qx-line);
  }

  .qn-aside-facts {
    grid-template-columns: repeat(2, minmax(0, auto));
    gap: 1rem 2rem;
  }
}

@media (max-width: 639px) {
  .qn-aside {
    grid-template-columns: 1fr;
  }

  .qn-pager {
    grid-template-columns: 1fr;
  }

  .qn-pager-link--next {
    grid-column: auto;
  }

  .qn-lead::after {
    right: -20rem;
    bottom: -34rem;
  }
}

/* the title clip would otherwise wait for an animation that never plays */
@media (prefers-reduced-motion: reduce) {
  .qn-post-title {
    clip-path: none;
    transform: none;
  }
}