.page-news {
  color: var(--ink);
}

.page-news .news-hero {
  padding: 32px 0 8px;
}

.page-news .news-hero__inner {
  display: grid;
  gap: 32px;
}

.page-news .breadcrumbs {
  margin-bottom: 26px;
}

.page-news .section-index {
  font: 500 0.78rem/1.4 var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sky);
  margin-bottom: 10px;
}

.page-news .news-hero__headline {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.9rem, 6vw, 3.1rem);
  line-height: 1.16;
  margin: 4px 0 18px;
  max-width: 12em;
}

.page-news .headline-sub {
  display: block;
  font-size: 0.66em;
  line-height: 1.4;
  margin-top: 12px;
  color: var(--ink-soft);
  max-width: 22em;
}

.page-news .news-hero__lead {
  font: 400 1rem/1.85 var(--font-body);
  color: var(--ink-soft);
  max-width: 56em;
}

.page-news .news-hero__mark {
  position: relative;
  min-height: 190px;
  margin-top: 8px;
}

.page-news .hero-block--ink {
  position: absolute;
  right: 4%;
  top: 22px;
  width: 76%;
  height: 142px;
  background: var(--ink);
  box-shadow: var(--shadow);
}

.page-news .hero-block--sky {
  position: absolute;
  right: 36%;
  top: 2px;
  width: 30%;
  height: 54px;
  background: var(--sky);
  z-index: 2;
}

.page-news .hero-block--gold {
  position: absolute;
  right: 12%;
  bottom: 4px;
  width: 24px;
  height: 24px;
  background: var(--gold);
  transform: rotate(45deg);
  z-index: 2;
  box-shadow: 3px 3px 0 rgba(255, 255, 255, 0.4);
}

.page-news .hero-block__label {
  position: absolute;
  left: 18px;
  bottom: 16px;
  font: 500 0.8rem/1 var(--font-mono);
  letter-spacing: 0.12em;
  color: var(--snow);
}

.page-news .hero-block__corner {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 22px;
  height: 22px;
  border-top: 2px solid var(--gold);
  border-right: 2px solid var(--gold);
}

.page-news .hero-block__hash {
  position: relative;
  display: inline-block;
  margin-top: 16px;
  margin-left: 4%;
  font: 500 0.7rem/1 var(--font-mono);
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.page-news .news-feed {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 12px;
  padding-top: 40px;
}

.page-news .feed-head {
  grid-column: 1 / -1;
  border-top: 3px solid var(--ink);
  padding-top: 18px;
}

.page-news .feed-head h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.2;
  margin: 2px 0 0;
}

.page-news .filter-caption {
  grid-column: 1 / -1;
  margin: 18px 0 4px;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: var(--sky);
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-news .filter-caption::after {
  content: "";
  display: inline-block;
  width: clamp(24px, 10vw, 110px);
  height: 2px;
  background: var(--gold);
}

.page-news .filter-input {
  position: absolute;
  width: 1px;
  height: 1px;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.page-news .filter-btn {
  justify-self: stretch;
  text-align: center;
  font: 500 0.85rem/1 var(--font-mono);
  letter-spacing: 0.06em;
  padding: 12px 14px;
  border: 2px solid var(--ink);
  background: var(--snow);
  color: var(--ink);
  cursor: pointer;
  box-shadow: 4px 4px 0 rgba(27, 27, 42, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
  user-select: none;
}

.page-news .filter-input:checked + .filter-btn {
  background: var(--sky);
  color: var(--snow);
  border-color: var(--sky);
  box-shadow: 4px 4px 0 var(--gold);
}

.page-news .filter-input:focus-visible + .filter-btn {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

.page-news .filter-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 6px 6px 0 rgba(27, 27, 42, 0.18);
}

.page-news .filter-product:checked ~ .news-list .news-card:not([data-cat="product"]),
.page-news .filter-feature:checked ~ .news-list .news-card:not([data-cat="feature"]),
.page-news .filter-opt:checked ~ .news-list .news-card:not([data-cat="optimize"]) {
  display: none;
}

.page-news .filter-product:checked ~ .news-list .news-card[data-cat="product"],
.page-news .filter-feature:checked ~ .news-list .news-card[data-cat="feature"],
.page-news .filter-opt:checked ~ .news-list .news-card[data-cat="optimize"] {
  display: grid;
}

.page-news .news-list {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
  gap: 26px;
  margin-top: 30px;
}

.page-news .news-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border: 2px solid var(--ink);
  border-left: 7px solid var(--sky);
  background: var(--snow);
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.page-news .news-card:hover {
  transform: translate(-4px, 4px);
  box-shadow: 10px 10px 0 rgba(27, 27, 42, 0.18);
}

.page-news .news-card:nth-child(even) {
  border-left-color: var(--gold);
}

.page-news .news-card--featured {
  border-left-width: 9px;
}

.page-news .news-card__media {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-bottom: 2px solid var(--ink);
}

.page-news .news-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-news .news-card__body {
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-news .news-card__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

.page-news .news-card__num {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--sky);
}

.page-news .news-card--featured .news-card__meta::before {
  content: "本月头条";
  font: 700 0.7rem/1 var(--font-mono);
  background: var(--gold);
  color: var(--ink);
  padding: 6px 10px;
  letter-spacing: 0.08em;
  margin-left: auto;
}

.page-news .news-card__title {
  font-family: var(--font-head);
  font-size: 1.18rem;
  font-weight: 900;
  line-height: 1.35;
  margin: 2px 0 0;
}

.page-news .news-card__title a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
  transition: color 0.2s ease;
}

.page-news .news-card__title a:hover {
  color: var(--sky);
}

.page-news .news-card__summary {
  font: 400 0.94rem/1.75 var(--font-body);
  color: var(--ink-soft);
  margin: 0;
}

.page-news .news-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.page-news .news-card__tag {
  font: 500 0.75rem/1 var(--font-mono);
  letter-spacing: 0.04em;
  padding: 7px 11px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-soft);
}

.page-news .news-visual {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 18px;
  min-height: 220px;
  border-bottom: 2px solid var(--ink);
  background: var(--ink);
  color: var(--gold);
  overflow: hidden;
}

.page-news .news-visual__icon {
  width: 72px;
  height: 72px;
}

.page-news .news-visual__code {
  font: 500 0.78rem/1.2 var(--font-mono);
  letter-spacing: 0.14em;
}

.page-news .news-visual--route {
  background: linear-gradient(135deg, var(--sky) 0%, var(--ink) 100%);
  color: var(--snow);
}

.page-news .route-track {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-news .route-dot {
  width: 16px;
  height: 16px;
  background: var(--snow);
  border-radius: 50%;
}

.page-news .route-dot--last {
  background: var(--gold);
}

.page-news .route-line {
  width: 52px;
  height: 3px;
  background: var(--snow);
}

.page-news .news-banner {
  margin: 36px auto 0;
}

.page-news .news-banner__frame {
  position: relative;
  border: 2px solid var(--ink);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.page-news .news-banner__frame img {
  display: block;
  width: 100%;
  height: 240px;
  object-fit: cover;
  filter: saturate(0.92);
}

.page-news .news-banner__caption {
  position: absolute;
  left: 16px;
  bottom: 14px;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  padding: 8px 12px;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  border: 1px solid var(--ink);
}

.page-news .news-subscribe {
  margin: 44px auto 0;
}

.page-news .news-subscribe__inner {
  background: var(--ink);
  color: var(--paper);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.page-news .news-subscribe__inner::after {
  content: "";
  position: absolute;
  right: -34px;
  top: -34px;
  width: 120px;
  height: 120px;
  border: 3px solid var(--gold);
  border-radius: 50%;
}

.page-news .news-subscribe .section-index {
  color: var(--gold);
}

.page-news .news-subscribe h2 {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  line-height: 1.3;
  margin: 6px 0 16px;
}

.page-news .news-subscribe p:not(.section-index) {
  color: rgba(244, 239, 230, 0.82);
  font: 400 0.95rem/1.8 var(--font-body);
  max-width: 62ch;
  margin: 0;
}

.page-news .news-subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 24px;
}

.page-news .button--ghost {
  border: 2px solid var(--snow);
  background: transparent;
  color: var(--snow);
  box-shadow: none;
}

.page-news .button--ghost:hover {
  background: var(--snow);
  color: var(--ink);
}

.page-news [data-reveal] {
  transition: opacity 0.45s ease, transform 0.45s ease;
}

@media (scripting: enabled) {
  .page-news [data-reveal]:not([data-revealed]) {
    opacity: 0;
    transform: translateY(18px);
  }
}

@media (min-width: 760px) {
  .page-news .news-hero {
    padding: 44px 0 12px;
  }

  .page-news .news-hero__inner {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: start;
  }

  .page-news .news-hero__mark {
    min-height: 240px;
    margin-top: 10px;
  }

  .page-news .hero-block--ink {
    right: 6%;
    top: 30px;
    width: 76%;
    height: 186px;
  }

  .page-news .hero-block--sky {
    right: 34%;
    top: 4px;
    width: 28%;
    height: 66px;
  }

  .page-news .news-feed {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-banner__frame img {
    height: 300px;
  }

  .page-news .news-subscribe__inner {
    padding: 44px 40px;
  }
}

@media (min-width: 900px) {
  .page-news .news-card {
    grid-template-columns: 280px minmax(0, 1fr);
  }

  .page-news .news-card--featured {
    grid-template-columns: 320px minmax(0, 1fr);
  }

  .page-news .news-card--offset {
    margin-left: 5%;
  }

  .page-news .news-card__media {
    aspect-ratio: auto;
    height: 100%;
    min-height: 220px;
    border-bottom: 0;
    border-right: 2px solid var(--ink);
  }

  .page-news .news-visual {
    min-height: 220px;
    border-bottom: 0;
    border-right: 2px solid var(--ink);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  .page-news .news-card,
  .page-news .news-card:hover {
    transform: none;
  }
}