.page-news {
  background: var(--ink);
  color: var(--porcelain);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .01em;
}

.page-news h1,
.page-news h2,
.page-news h3 {
  margin: 0;
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: .02em;
}

.page-news h1 {
  font-size: clamp(30px, 5.2vw, 58px);
  font-weight: 900;
  color: var(--porcelain);
}

.page-news h2 {
  font-size: clamp(23px, 3.2vw, 38px);
  font-weight: 800;
  color: var(--porcelain);
}

.page-news h3 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--porcelain);
}

.page-news p {
  margin: 0;
}

.page-news .mono {
  font-family: var(--font-mono);
  letter-spacing: .04em;
}

.page-news .inline-link {
  color: var(--lake-soft);
  text-decoration: none;
  border-bottom: 1px solid rgba(127, 195, 207, .45);
  transition: color var(--fast) var(--ease), border-color var(--fast) var(--ease);
}

.page-news .inline-link:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold);
}

/* ---------- shared page head ---------- */

.page-news .news-head {
  max-width: 62ch;
  margin-bottom: clamp(20px, 3vw, 34px);
}

.page-news .news-sub {
  margin-top: 12px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- hero ---------- */

.page-news .news-hero {
  position: relative;
  padding: clamp(24px, 4vw, 48px) 0 clamp(34px, 5vw, 64px);
  background:
    radial-gradient(820px 400px at 88% -20%, rgba(47, 143, 163, .20), transparent 68%),
    radial-gradient(680px 360px at 2% 118%, rgba(201, 162, 77, .13), transparent 70%),
    var(--ink);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(20px, 3vw, 34px);
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: .04em;
  color: var(--mist);
}

.page-news .breadcrumb .crumb {
  color: var(--mist);
  text-decoration: none;
}

.page-news .breadcrumb a.crumb:hover {
  color: var(--gold-soft);
}

.page-news .breadcrumb .crumb[aria-current="page"] {
  color: var(--gold-soft);
}

.page-news .crumb-sep {
  color: rgba(169, 179, 185, .45);
}

.page-news .news-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 52px);
}

.page-news .news-hero-copy .lede {
  margin-top: 18px;
  max-width: 58ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .news-facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line-soft);
  background: linear-gradient(160deg, rgba(26, 34, 41, .9), rgba(14, 18, 22, .9));
}

.page-news .news-fact {
  padding: 14px 12px;
  border-left: 1px solid var(--line-soft);
}

.page-news .news-fact:first-child {
  border-left: 0;
}

.page-news .news-fact-num {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold-soft);
}

.page-news .news-fact-label {
  display: block;
  margin-top: 6px;
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--mist);
}

/* ---------- timeline ---------- */

.page-news .news-timeline {
  padding: clamp(40px, 6vw, 78px) 0 clamp(34px, 5vw, 62px);
  background: var(--ink-2);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .timeline-wrap {
  position: relative;
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, rgba(7, 9, 11, .88), rgba(26, 34, 41, .82));
  overflow: hidden;
}

.page-news .timeline-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .2;
  filter: grayscale(1) contrast(1.1);
  pointer-events: none;
}

.page-news .timeline-track {
  position: relative;
  z-index: 1;
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--gold) transparent;
}

.page-news .timeline-track::-webkit-scrollbar {
  height: 4px;
}

.page-news .timeline-track::-webkit-scrollbar-thumb {
  background: var(--gold);
}

.page-news .tl-item {
  position: relative;
  flex: 0 0 min(240px, 78vw);
  scroll-snap-align: start;
  padding: 26px 18px 24px;
  border-right: 1px solid var(--line-soft);
  background: rgba(14, 18, 22, .55);
  transition: background var(--base) var(--ease);
}

.page-news .tl-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 18px;
  right: 18px;
  height: 2px;
  background: var(--line-soft);
  transition: background var(--base) var(--ease), box-shadow var(--base) var(--ease);
}

.page-news .tl-item:hover {
  background: rgba(26, 34, 41, .9);
}

.page-news .tl-item.is-current {
  background: rgba(201, 162, 77, .09);
}

.page-news .tl-item.is-current::before {
  background: var(--gold);
  box-shadow: 0 0 12px rgba(201, 162, 77, .55);
}

.page-news .tl-batch {
  font-size: 19px;
  font-weight: 700;
  color: var(--porcelain);
}

.page-news .tl-item.is-current .tl-batch {
  color: var(--gold-soft);
}

.page-news .tl-title {
  margin-top: 4px;
  font-family: var(--font-heading);
  font-size: 13.5px;
  font-weight: 600;
  color: var(--porcelain);
}

.page-news .tl-ver {
  margin-top: 6px;
  font-size: 11px;
  color: var(--lake-soft);
}

.page-news .tl-summary {
  margin-top: 12px;
  font-size: 12.5px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- batch highlights ---------- */

.page-news .news-batch {
  padding: clamp(44px, 6vw, 88px) 0;
  background: var(--ink);
}

.page-news .batch-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

.page-news .batch-lede {
  margin-top: 16px;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .batch-stats {
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
}

.page-news .batch-stats li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: start;
  padding: 16px 0;
  border-top: 1px dashed var(--line-soft);
}

.page-news .batch-stats li:last-child {
  border-bottom: 1px dashed var(--line-soft);
}

.page-news .bs-num {
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--gold-soft);
  min-width: 44px;
}

.page-news .bs-title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--porcelain);
}

.page-news .bs-desc {
  margin-top: 4px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .batch-tail {
  margin-top: 22px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .batch-figure {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--lead);
}

.page-news .batch-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .batch-figure figcaption {
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--mist);
  border-top: 1px solid var(--line-soft);
}

/* ---------- entry list ---------- */

.page-news .news-entries {
  padding: clamp(44px, 6vw, 88px) 0;
  background: var(--ink-2);
  border-top: 1px solid var(--line-soft);
}

.page-news .entries-art {
  display: block;
  width: 100%;
  max-width: 100%;
  height: clamp(84px, 12vw, 132px);
  object-fit: cover;
  opacity: .5;
  border: 1px solid var(--line-soft);
  border-bottom: 0;
}

.page-news .entries-shell {
  position: relative;
  border: 1px solid var(--line-soft);
  border-top: 0;
  background: rgba(7, 9, 11, .5);
}

.page-news .flt-input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .filter-bar {
  position: sticky;
  top: 0;
  z-index: 4;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  padding: 12px 14px;
  background: rgba(14, 18, 22, .96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.page-news .filter-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-news .filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--mist);
  background: var(--lead);
  border: 1px solid var(--line-soft);
  cursor: pointer;
  transition: color var(--fast) var(--ease), background var(--fast) var(--ease), border-color var(--fast) var(--ease);
}

.page-news .chip:hover {
  color: var(--gold-soft);
  border-color: var(--line);
}

.page-news #flt-all:checked ~ .filter-bar label[for="flt-all"],
.page-news #flt-pc:checked ~ .filter-bar label[for="flt-pc"],
.page-news #flt-ios:checked ~ .filter-bar label[for="flt-ios"],
.page-news #flt-common:checked ~ .filter-bar label[for="flt-common"] {
  color: var(--ink);
  background: var(--gold);
  border-color: var(--gold);
}

.page-news .filter-plate {
  margin-left: auto;
  padding: 4px 10px;
  font-size: 11px;
  color: var(--gold-soft);
  border: 1px solid var(--line);
  background: rgba(201, 162, 77, .08);
}

.page-news .entry-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .entry {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: 16px 16px 16px 18px;
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--fast) var(--ease);
}

.page-news .entry::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 2px;
  background: var(--gold);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--fast) var(--ease);
}

.page-news .entry:hover {
  background: rgba(201, 162, 77, .055);
}

.page-news .entry:hover::before {
  transform: scaleY(1);
}

.page-news .entry-dev {
  align-self: start;
  justify-self: start;
  width: fit-content;
  padding: 3px 8px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .08em;
  border: 1px solid currentColor;
}

.page-news .entry[data-dev="pc"] .entry-dev {
  color: var(--lake);
}

.page-news .entry[data-dev="ios"] .entry-dev {
  color: var(--gold);
}

.page-news .entry[data-dev="common"] .entry-dev {
  color: var(--mist);
}

.page-news .entry-meta {
  font-size: 10.5px;
  letter-spacing: .06em;
  color: var(--mist);
}

.page-news .entry-title {
  margin-top: 4px;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--porcelain);
}

.page-news .entry-detail {
  margin-top: 10px;
}

.page-news .entry-detail summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  font-size: 12px;
  font-weight: 600;
  color: var(--lake-soft);
  cursor: pointer;
}

.page-news .entry-detail summary::-webkit-details-marker {
  display: none;
}

.page-news .entry-detail summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gold);
}

.page-news .entry-detail[open] summary::before {
  content: "−";
}

.page-news .entry-detail summary:hover {
  color: var(--gold-soft);
}

.page-news .entry-detail p {
  margin-top: 10px;
  max-width: 70ch;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
  padding-left: 12px;
  border-left: 1px solid var(--line-soft);
}

.page-news #flt-pc:checked ~ .entry-list .entry:not([data-dev="pc"]),
.page-news #flt-ios:checked ~ .entry-list .entry:not([data-dev="ios"]),
.page-news #flt-common:checked ~ .entry-list .entry:not([data-dev="common"]) {
  display: none;
}

/* ---------- version ladder ---------- */

.page-news .news-ladder {
  padding: clamp(44px, 6vw, 88px) 0;
  background: var(--ink);
}

.page-news .ladder-shell {
  position: relative;
  padding: clamp(26px, 4vw, 48px);
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(7, 9, 11, .9), rgba(14, 18, 22, .96));
  overflow: hidden;
}

.page-news .ladder-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .16;
  filter: grayscale(1);
  pointer-events: none;
}

.page-news .ladder-content {
  position: relative;
  z-index: 1;
}

.page-news .ladder-svg {
  display: block;
  width: 100%;
  height: auto;
  margin: 22px 0 8px;
  overflow: visible;
}

.page-news .ld-pc path,
.page-news .ld-ios path {
  fill: none;
  stroke-width: 2.5;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.page-news .ld-pc path {
  stroke: var(--gold);
}

.page-news .ld-ios path {
  stroke: var(--lake);
}

.page-news .ld-pc circle {
  fill: var(--gold-soft);
}

.page-news .ld-ios circle {
  fill: var(--lake-soft);
}

.page-news .ld-label {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  fill: var(--porcelain);
}

.page-news .ld-caption {
  font-family: var(--font-heading);
  font-size: 13px;
  fill: var(--mist);
  letter-spacing: .06em;
}

.page-news .ladder-note {
  margin-top: 12px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- rhythm ---------- */

.page-news .news-rhythm {
  padding: clamp(44px, 6vw, 88px) 0;
  background: var(--ink-2);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .rhythm-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .rhythm-card {
  padding: 22px 20px;
  background: var(--lead);
  transition: background var(--base) var(--ease);
}

.page-news .rhythm-card:hover {
  background: #1f2932;
}

.page-news .rhythm-freq {
  display: inline-block;
  padding: 3px 9px;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--gold-soft);
  border: 1px solid var(--line);
  background: rgba(201, 162, 77, .08);
}

.page-news .rhythm-card h3 {
  margin-top: 12px;
  font-size: 17px;
}

.page-news .rhythm-card p {
  margin-top: 8px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .rhythm-note {
  margin-top: 20px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- archive ---------- */

.page-news .news-archive {
  padding: clamp(44px, 6vw, 88px) 0;
  background: var(--ink);
}

.page-news .archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 48px);
  align-items: start;
}

.page-news .archive-back {
  margin-top: 20px;
}

.page-news .archive-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-news .archive-row {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 8px 16px;
  align-items: center;
  padding: 14px 4px;
  border-bottom: 1px solid var(--line-soft);
  transition: background var(--fast) var(--ease);
}

.page-news .archive-row:hover {
  background: rgba(47, 143, 163, .07);
}

.page-news .archive-batch {
  font-size: 13px;
  font-weight: 700;
  color: var(--gold-soft);
}

.page-news .archive-name {
  font-size: 14px;
  color: var(--porcelain);
}

.page-news .archive-row .tag {
  grid-column: 2;
  justify-self: start;
  font-size: 10.5px;
}

/* ---------- feedback ---------- */

.page-news .news-feedback {
  padding: clamp(44px, 6vw, 88px) 0 clamp(56px, 7vw, 104px);
  background:
    radial-gradient(700px 320px at 15% 0%, rgba(201, 162, 77, .13), transparent 70%),
    var(--ink-2);
}

.page-news .feedback-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(24px, 3vw, 44px);
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--line);
  background: rgba(14, 18, 22, .82);
}

.page-news .feedback-copy p {
  margin-top: 14px;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.page-news .feedback-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
  align-content: start;
}

.page-news .feedback-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  padding-bottom: 14px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--mist);
  border-bottom: 1px dashed var(--line-soft);
}

.page-news .feedback-list li .mono {
  font-size: 11px;
  font-weight: 700;
  color: var(--lake-soft);
  letter-spacing: .08em;
}

/* ---------- responsive ---------- */

@media (min-width: 640px) {
  .page-news .entry {
    grid-template-columns: 92px 1fr;
    gap: 20px;
    padding: 18px 22px 18px 24px;
  }

  .page-news .archive-row {
    grid-template-columns: 92px 1fr auto;
    gap: 16px;
  }

  .page-news .archive-row .tag {
    grid-column: auto;
    justify-self: end;
  }

  .page-news .rhythm-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 960px) {
  .page-news .news-hero-grid {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, .95fr);
    align-items: end;
  }

  .page-news .batch-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  }

  .page-news .archive-grid {
    grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  }

  .page-news .feedback-shell {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr);
    align-items: start;
  }

  .page-news .tl-item {
    flex-basis: min(230px, 20vw);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .entry::before,
  .page-news .tl-item,
  .page-news .chip,
  .page-news .rhythm-card {
    transition: none;
  }
}