.page-news {
  --card-radius: 8px;
  --card-gap: 1rem;
  --hero-skew-width: min(42vw, 420px);
  background: var(--color-bg);
  color: var(--color-text);
  overflow-x: hidden;
}

/* ===== Hero 页面头 ===== */
.page-news__hero {
  position: relative;
  padding: clamp(2rem, 5vw, 3.5rem) 0 2.25rem;
  overflow: hidden;
}

.page-news__hero::before {
  content: "";
  position: absolute;
  right: -10%;
  top: -12%;
  width: var(--hero-skew-width);
  height: 140%;
  background: linear-gradient(135deg,
    transparent 0%,
    transparent 9%,
    rgba(26, 58, 102, 0.55) 9%,
    rgba(26, 58, 102, 0.55) 22%,
    transparent 22%,
    transparent 61%,
    rgba(18, 42, 77, 0.9) 61%,
    rgba(18, 42, 77, 0.9) 76%,
    transparent 76%);
  transform: skewX(-14deg);
  pointer-events: none;
}

.page-news__hero::after {
  content: "";
  position: absolute;
  right: calc(var(--hero-skew-width) * 0.36);
  top: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-orange));
  transform: skewX(-14deg);
  opacity: 0.7;
  pointer-events: none;
}

.page-news__hero-inner {
  position: relative;
  z-index: 1;
}

.page-news__hero .breadcrumb {
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.page-news__hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: end;
}

.page-news__hero-kicker {
  font-family: var(--font-headline);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.page-news__hero-kicker::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 4px;
  background: var(--color-orange);
  transform: skewX(-30deg);
}

.page-news__hero h1 {
  font-family: var(--font-headline);
  font-size: clamp(3.2rem, 10vw, 5.2rem);
  font-weight: 700;
  line-height: 0.95;
  color: var(--color-white);
  margin: 0 0 1.1rem;
  letter-spacing: 0.01em;
}

.page-news__hero-lead {
  font-size: clamp(1rem, 2.4vw, 1.2rem);
  line-height: 1.7;
  max-width: 34em;
  color: #cfd6df;
  margin: 0;
}

.page-news__hero-vol {
  display: none;
  font-family: var(--font-headline);
  color: rgba(57, 255, 20, 0.45);
  text-align: right;
  line-height: 1;
  user-select: none;
}

.page-news__hero-vol span {
  display: block;
  font-size: 0.9rem;
  letter-spacing: 0.3em;
  color: rgba(255, 107, 0, 0.75);
}

.page-news__hero-vol strong {
  font-size: 5.4rem;
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(57, 255, 20, 0.6);
}

/* ===== 最新发布 ===== */
.page-news__index {
  padding: clamp(2.5rem, 6vw, 4.5rem) 0 2rem;
  position: relative;
}

.page-news__index::after {
  content: "";
  display: block;
  height: 1px;
  background: linear-gradient(to right, var(--color-accent), transparent 68%);
  margin-top: 3.5rem;
}

.page-news__index-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem 2rem;
  margin-bottom: 1.75rem;
}

.page-news__index-titles h2,
.page-news__archive-titles h2,
.page-news__featured-head h2 {
  font-family: var(--font-headline);
  font-size: clamp(2.1rem, 5vw, 2.9rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-white);
  margin: 0.3rem 0 0;
}

.page-news__filter {
  flex-wrap: wrap;
}

.page-news__filter .filter__button {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: transparent;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.55rem 1rem 0.55rem 1.55rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.25s ease, border-color 0.25s ease, color 0.25s ease;
}

.page-news__filter .filter__button::before {
  content: "";
  position: absolute;
  left: 0.7rem;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.page-news__filter .filter__button:nth-child(1)::before { background: var(--color-accent); }
.page-news__filter .filter__button:nth-child(2)::before { background: var(--color-orange); }
.page-news__filter .filter__button:nth-child(3)::before { background: var(--color-accent-2); }
.page-news__filter .filter__button:nth-child(4)::before { background: var(--color-paper); }

.page-news__filter .filter__button[aria-pressed="true"] {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg);
  font-weight: 700;
}

.page-news__filter .filter__button[aria-pressed="true"]::before {
  background: var(--color-bg);
}

.page-news__filter .filter__button:nth-child(2)[aria-pressed="true"] {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: var(--color-bg);
}

.page-news__filter .filter__button:nth-child(3)[aria-pressed="true"] {
  background: var(--color-accent-2);
  border-color: var(--color-accent-2);
  color: var(--color-bg);
}

.page-news__filter .filter__button:nth-child(4)[aria-pressed="true"] {
  background: var(--color-paper);
  border-color: var(--color-paper);
  color: var(--color-bg);
}

/* ===== 横向滚动轨道 ===== */
.page-news__track-wrap {
  overflow: hidden;
}

.page-news__track {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding: 0.75rem 1.25rem 1.75rem;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.page-news__track::-webkit-scrollbar {
  display: none;
}

.page-news__card {
  position: relative;
  flex: 0 0 282px;
  scroll-snap-align: start;
  background: linear-gradient(165deg, var(--color-bg-2) 0%, var(--color-bg) 100%);
  border-radius: var(--card-radius);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0;
  min-height: 286px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.page-news__card:hover,
.page-news__card:focus-within {
  transform: translateY(-8px);
  border-color: rgba(57, 255, 20, 0.55);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.38), 0 0 0 1px rgba(57, 255, 20, 0.12);
}

.page-news__card--feature {
  flex-basis: 312px;
  background: linear-gradient(165deg, var(--color-bg-3) 0%, var(--color-bg-2) 100%);
}

.page-news__card-thumb {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: var(--card-radius) var(--card-radius) 0 0;
}

.page-news__card-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 30, 58, 0.1) 0%, rgba(11, 30, 58, 0.65) 100%);
}

.page-news__card-thumb img {
  display: block;
  width: 100%;
  height: 168px;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.page-news__card:hover .page-news__card-thumb img {
  transform: scale(1.04);
}

.page-news__card-body {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 1rem 1.15rem 1.25rem;
  flex: 1;
}

.page-news__card-num {
  position: absolute;
  right: 1rem;
  top: 0.85rem;
  font-family: var(--font-headline);
  font-size: 3rem;
  font-weight: 700;
  line-height: 0.8;
  color: transparent;
  -webkit-text-stroke: 1px rgba(57, 255, 20, 0.7);
  opacity: 0.65;
  pointer-events: none;
}

.page-news__card--feature .page-news__card-num {
  -webkit-text-stroke: 1px rgba(245, 239, 230, 0.75);
}

.page-news__card-title {
  font-family: var(--font-headline);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-white);
  margin: 0.35rem 0 0;
  padding-right: 1.75rem;
}

.page-news__card-text {
  font-size: 0.9rem;
  line-height: 1.65;
  color: #c3cbd6;
  margin: 0;
  flex: 1;
}

.page-news__card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
  margin-top: auto;
  padding-top: 0.4rem;
  transition: color 0.2s ease, gap 0.2s ease;
}

.page-news__card-link:hover,
.page-news__card-link:focus-visible {
  color: var(--color-orange);
  gap: 0.65rem;
}

/* ===== 专题深度阅读 ===== */
.page-news__featured {
  background: var(--color-bg-2);
  padding: clamp(2.5rem, 6vw, 4.5rem) 0;
  position: relative;
  overflow: hidden;
}

.page-news__featured::before {
  content: "";
  position: absolute;
  left: -6%;
  bottom: 10%;
  width: 30%;
  height: 60%;
  background: linear-gradient(135deg, transparent 0%, rgba(57, 255, 20, 0.05) 100%);
  transform: skewX(-12deg);
  pointer-events: none;
}

.page-news__featured-head {
  margin-bottom: clamp(1.8rem, 4vw, 3rem);
  max-width: 720px;
}

.page-news__featured-head .section__index {
  display: block;
  font-family: var(--font-headline);
  font-size: 0.85rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 0.5rem;
}

.page-news__featured-lead {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-orange);
  opacity: 0.9;
  margin: 0.75rem 0 0;
}

.page-news__featured-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
}

.page-news__featured-copy {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--color-text);
}

.page-news__featured-copy p {
  margin: 0 0 1.25rem;
}

.page-news__featured-copy strong {
  color: var(--color-accent);
  font-weight: 600;
}

.page-news__featured-figure {
  margin: 1.75rem 0;
}

.page-news__featured-figure .figure__img {
  position: relative;
  background: var(--color-bg);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
}

.page-news__featured-figure .figure__img::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(57, 255, 20, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.12) 1px, transparent 1px);
  background-size: 32px 32px;
  mix-blend-mode: screen;
  pointer-events: none;
}

.page-news__featured-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-news__featured-quote {
  font-family: var(--font-headline);
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-white);
  border-left: 4px solid var(--color-orange);
  background: rgba(255, 107, 0, 0.08);
  margin: 1.75rem 0 0;
  padding: 1.1rem 1.4rem;
  border-radius: 0 var(--card-radius) var(--card-radius) 0;
}

.page-news__side {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.page-news__side-card {
  background: rgba(11, 30, 58, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--card-radius);
  padding: 1.5rem;
}

.page-news__side-num {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(57, 255, 20, 0.1);
  padding: 0.3rem 0.7rem;
  border-radius: 3px;
  margin-bottom: 0.75rem;
}

.page-news__side-title {
  font-family: var(--font-headline);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-white);
  margin: 0 0 0.9rem;
}

.page-news__side-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-news__side-list a {
  color: #c3cbd6;
  text-decoration: none;
  font-size: 0.94rem;
  line-height: 1.55;
  padding-left: 0.85rem;
  position: relative;
  transition: color 0.2s ease, transform 0.2s ease;
}

.page-news__side-list a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--color-orange);
  transform: rotate(45deg);
  transition: background 0.2s ease;
}

.page-news__side-list a:hover,
.page-news__side-list a:focus-visible {
  color: var(--color-accent);
  text-decoration: underline;
}

.page-news__side-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.page-news__side-stats .metric {
  background: rgba(11, 30, 58, 0.6);
  border-radius: var(--card-radius);
  padding: 1rem 0.75rem;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-news__side-stats .metric__value {
  font-family: var(--font-headline);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--color-accent);
  display: block;
  line-height: 1.1;
}

.page-news__side-stats .metric__label {
  display: block;
  font-size: 0.72rem;
  color: #9aa5b3;
  margin-top: 0.4rem;
  line-height: 1.35;
}

/* ===== 评论氛围 ===== */
.page-news__discuss {
  margin-top: 3rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  align-items: center;
  background: rgba(255, 107, 0, 0.07);
  border: 1px solid rgba(255, 107, 0, 0.2);
  border-radius: var(--card-radius);
  padding: 1.5rem;
}

.page-news__discuss-figure img {
  display: block;
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: 6px;
}

.page-news__discuss-copy h3 {
  font-family: var(--font-headline);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-white);
  margin: 0 0 0.5rem;
}

.page-news__discuss-copy p {
  margin: 0;
  font-size: 0.96rem;
  color: #c3cbd6;
  line-height: 1.7;
}

.page-news__discuss-copy a {
  color: var(--color-orange);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px dashed var(--color-orange);
}

.page-news__discuss-copy a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

/* ===== 更新记录档案 ===== */
.page-news__archive {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-3) 100%);
  padding: clamp(2.5rem, 6vw, 4.5rem) 0 4rem;
}

.page-news__archive-head {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 2.25rem;
}

.page-news__archive-icon {
  flex: 0 0 auto;
  border-radius: 50%;
  overflow: hidden;
  width: 64px;
  height: 64px;
  border: 2px solid var(--color-accent);
  box-shadow: 0 0 0 5px rgba(57, 255, 20, 0.12);
}

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

.page-news__archive-titles p {
  margin: 0.6rem 0 0;
  color: #c3cbd6;
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 42ch;
}

.page-news__timeline {
  position: relative;
  padding-left: 1.75rem;
  display: grid;
  gap: 0.85rem;
  max-width: 760px;
}

.page-news__timeline::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-orange));
}

.page-news__archive-item {
  position: relative;
  margin: 0;
  background: rgba(11, 30, 58, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 10px;
  overflow: hidden;
}

.page-news__archive-item::before {
  content: "";
  position: absolute;
  left: -1.48rem;
  top: 1.18rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(57, 255, 20, 0.14);
  z-index: 1;
}

.page-news__archive-trigger {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1.15rem 1.35rem;
  font-family: var(--font-headline);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.02);
  transition: background 0.25s ease, color 0.25s ease;
}

.page-news__archive-trigger::after {
  content: "+";
  font-family: var(--font-body);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-accent);
  transition: transform 0.3s ease;
}

.page-news__archive-item[open] .page-news__archive-trigger::after {
  transform: rotate(45deg);
  color: var(--color-orange);
}

.page-news__archive-trigger::-webkit-details-marker {
  display: none;
}

.page-news__archive-trigger:hover,
.page-news__archive-trigger:focus-visible {
  background: rgba(57, 255, 20, 0.07);
}

.page-news__archive-round {
  letter-spacing: 0.04em;
}

.page-news__archive-badge {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-bg);
  background: var(--color-accent);
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
}

.page-news__archive-content {
  padding: 0.15rem 1.35rem 1.3rem;
}

.page-news__archive-content ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.page-news__archive-content li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.94rem;
  color: var(--color-text);
  line-height: 1.65;
}

.page-news__archive-content li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 5px;
  height: 5px;
  background: var(--color-accent-2);
  transform: rotate(45deg);
}

/* ===== 移动端加强 ===== */
@media (max-width: 560px) {
  .page-news__index-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-news__filter .filter__button {
    font-size: 0.82rem;
    padding: 0.5rem 0.85rem 0.5rem 1.4rem;
  }

  .page-news__filter .filter__button::before {
    left: 0.6rem;
  }

  .page-news__track {
    padding-inline: 1rem;
  }

  .page-news__card {
    flex-basis: 264px;
  }

  .page-news__card--feature {
    flex-basis: 288px;
  }

  .page-news__featured-grid {
    gap: 1.75rem;
  }

  .page-news__side-stats {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.5rem;
  }

  .page-news__side-stats .metric {
    padding: 0.85rem 0.5rem;
  }

  .page-news__side-stats .metric__value {
    font-size: 1.15rem;
  }

  .page-news__archive-head {
    flex-direction: column;
    gap: 0.9rem;
  }

  .page-news__archive-icon {
    width: 56px;
    height: 56px;
  }
}

/* ===== 桌面端布局 ===== */
@media (min-width: 720px) {
  .page-news__hero-grid {
    grid-template-columns: 1fr auto;
    gap: 3rem;
  }

  .page-news__hero-vol {
    display: block;
  }

  .page-news__track {
    gap: 1.35rem;
    padding-inline: max(1.5rem, calc((100vw - var(--container)) / 2));
  }

  .page-news__card {
    flex-basis: 300px;
  }

  .page-news__card--feature {
    flex-basis: 340px;
  }

  .page-news__featured-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
    gap: 3rem;
  }

  .page-news__discuss {
    grid-template-columns: minmax(280px, 480px) 1fr;
    padding: 1.75rem 2rem;
  }

  .page-news__archive-trigger {
    padding: 1.25rem 1.6rem;
  }

  .page-news__archive-content {
    padding: 0.2rem 1.6rem 1.4rem;
  }
}