/* ========== 内容日志 · 杂志式页面专属样式 ========== */
.page-news {
  --news-line: rgba(245, 240, 230, 0.1);
  --news-dim: rgba(245, 240, 230, 0.64);
  --news-strong: rgba(245, 240, 230, 0.88);
  --news-panel: linear-gradient(145deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
  color: var(--color-off-white);
}

.page-news img {
  max-width: 100%;
  height: auto;
}

/* ---------- 首屏 Hero ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: calc(var(--header-height) + 2rem) 0 2.25rem;
  background:
    radial-gradient(circle at 86% 8%, rgba(0, 255, 135, 0.16), transparent 32%),
    linear-gradient(180deg, var(--color-primary-deep-blue) 0%, #0e1a3d 58%, var(--color-background-ash) 100%);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: -10%;
  left: 16%;
  width: 1px;
  height: 120%;
  background: rgba(245, 240, 230, 0.1);
  transform: rotate(18deg);
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  top: -10%;
  left: 23%;
  width: 1px;
  height: 120%;
  background: rgba(0, 255, 135, 0.2);
  transform: rotate(18deg);
}

.page-news .news-hero__inner {
  position: relative;
  z-index: 2;
}

.page-news .news-hero__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  margin-bottom: 2rem;
}

.page-news .news-hero__live {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-data);
  font-size: 0.72rem;
  color: var(--color-accent-neon);
  border: 1px solid rgba(0, 255, 135, 0.25);
  background: rgba(0, 255, 135, 0.06);
  padding: 0.4rem 0.6rem;
  border-radius: 2rem;
  white-space: nowrap;
}

.page-news .news-hero__live-dot {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--color-accent-bright-orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
}

.page-news .news-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.75rem;
  align-items: center;
}

.page-news .news-hero__title-block {
  position: relative;
}

.page-news .news-hero__lede {
  max-width: 60ch;
  margin: 1.25rem 0 0;
  font-size: 1.02rem;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.82);
}

.page-news .news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.page-news .page-title {
  font-family: var(--font-head);
  font-size: clamp(2.25rem, 7vw, 4.5rem);
  line-height: 1.04;
  letter-spacing: 0.01em;
  color: var(--color-off-white);
  margin: 0;
}

.page-news .page-title__sub {
  display: block;
  margin-top: 0.3rem;
  font-family: var(--font-data);
  font-size: clamp(1.1rem, 2.6vw, 1.9rem);
  line-height: 1.3;
  color: var(--color-accent-neon);
  font-weight: 500;
}

.page-news .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-family: var(--font-data);
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  color: var(--color-accent-bright-orange);
}

.page-news .news-hero__aside {
  position: relative;
}

.page-news .news-hero__card {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  overflow: hidden;
  background: var(--news-panel);
  border: 1px solid rgba(0, 255, 135, 0.24);
  border-radius: 0.75rem;
  backdrop-filter: blur(10px);
}

.page-news .news-hero__card-media {
  width: 100%;
  max-height: 220px;
  object-fit: cover;
}

.page-news .news-hero__card-index {
  position: absolute;
  top: 0.5rem;
  right: 1rem;
  z-index: 2;
  font-family: var(--font-data);
  font-size: 2rem;
  line-height: 1;
  color: var(--color-accent-neon);
  opacity: 0.6;
}

.page-news .news-hero__card-body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem;
}

.page-news .news-hero__card-title {
  margin: 0;
  font-size: 1.35rem;
  line-height: 1.4;
  color: var(--color-off-white);
}

.page-news .news-hero__card-excerpt {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--news-dim);
}

.page-news .news-hero__card-btn {
  align-self: flex-start;
  margin-top: 0.25rem;
}

.page-news .news-hero__ring {
  position: absolute;
  right: 2%;
  bottom: -1.5rem;
  z-index: 1;
  font-family: var(--font-data);
  font-size: clamp(4rem, 10vw, 8rem);
  line-height: 1;
  color: rgba(0, 255, 135, 0.07);
  transform: rotate(-8deg);
  pointer-events: none;
}

/* ---------- 内容布局与分类固定 ---------- */
.page-news .news-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2rem;
  padding-top: 1.5rem;
  padding-bottom: 4rem;
}

.page-news .news-content {
  min-width: 0;
}

.page-news .news-sidenav {
  position: sticky;
  top: calc(var(--header-height) + 0.5rem);
  z-index: 15;
  margin-top: 2rem;
  overflow-x: auto;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.page-news .news-sidenav::-webkit-scrollbar {
  display: none;
}

.page-news .news-sidenav__sticky {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: max-content;
  padding: 0.6rem 0.75rem;
  background: rgba(10, 17, 40, 0.84);
  border: 1px solid var(--news-line);
  border-radius: 0.75rem;
  backdrop-filter: blur(12px);
}

.page-news .news-sidenav__label {
  display: none;
  margin: 0 0 0.5rem;
  font-family: var(--font-data);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: rgba(245, 240, 230, 0.5);
}

.page-news .news-sidenav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.9rem;
  font-size: 0.92rem;
  color: rgba(245, 240, 230, 0.78);
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 0.5rem;
  white-space: nowrap;
  transition: background 0.35s var(--ease-out), color 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
}

.page-news .news-sidenav__link::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--color-accent-bright-orange);
  opacity: 0.55;
  flex: none;
}

.page-news .news-sidenav__link.is-active {
  color: var(--color-accent-neon);
  background: rgba(0, 255, 135, 0.08);
  border-color: rgba(0, 255, 135, 0.22);
}

.page-news .news-sidenav__note {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--news-line);
  font-size: 0.82rem;
  line-height: 1.6;
  color: rgba(245, 240, 230, 0.6);
}

.page-news .news-sidenav__note p {
  margin: 0.5rem 0 0;
}

@media (max-width: 699px) {
  .page-news .news-sidenav__note p {
    display: none;
  }
}

/* ---------- 章节结构 ---------- */
.page-news .news-section {
  margin-top: 3rem;
  scroll-margin-top: calc(var(--header-height) + 2rem);
}

.page-news .news-section:first-child {
  margin-top: 0;
}

.page-news .section-heading {
  margin-bottom: 1.75rem;
}

.page-news .section-title {
  position: relative;
  display: inline-block;
  margin: 0 0 0.5rem;
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  line-height: 1.2;
  color: var(--color-off-white);
}

.page-news .section-title::after {
  content: "";
  position: absolute;
  right: -0.8rem;
  top: 0.25em;
  width: 0.45rem;
  height: 0.45rem;
  background: var(--color-accent-neon);
}

.page-news .section-lede {
  max-width: 46ch;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(245, 240, 230, 0.64);
}

/* ---------- 最新动态文章网格 ---------- */
.page-news .post-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
}

.page-news .post-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--news-panel);
  border: 1px solid var(--news-line);
  border-radius: 0.75rem;
  transition: transform 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
}

.page-news .post-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 135, 0.4);
}

.page-news .post-card__media {
  width: 100%;
  max-height: 260px;
  object-fit: cover;
}

.page-news .post-card__content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem;
  flex: 1;
}

.page-news .post-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-news .post-card__title {
  margin: 0;
  font-size: 1.28rem;
  line-height: 1.4;
  color: var(--color-off-white);
}

.page-news .post-card__title a {
  color: inherit;
  text-decoration: none;
}

.page-news .post-card__title a:hover {
  color: var(--color-accent-neon);
}

.page-news .post-card__text {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.75;
  color: rgba(245, 240, 230, 0.72);
}

.page-news .post-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px dashed rgba(245, 240, 230, 0.18);
  font-family: var(--font-data);
  font-size: 0.75rem;
  color: rgba(245, 240, 230, 0.5);
}

/* ---------- 更新记录 ---------- */
.page-news .news-update-cover {
  position: relative;
  margin: 0 0 2rem;
  overflow: hidden;
  border: 1px solid var(--news-line);
  border-radius: 0.75rem;
  background: var(--color-background-ash);
}

.page-news .news-update-cover__media {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.page-news .news-update-cover__caption {
  padding: 0.9rem 1rem;
  font-family: var(--font-data);
  font-size: 0.76rem;
  color: rgba(245, 240, 230, 0.6);
  border-top: 1px solid var(--news-line);
}

.page-news .update-timeline {
  position: relative;
  margin-top: 2rem;
}

.page-news .update-timeline::before {
  content: "";
  position: absolute;
  left: 1.18rem;
  top: 1rem;
  bottom: 1.2rem;
  width: 1px;
  background: linear-gradient(
    to bottom,
    var(--color-accent-neon) 0%,
    rgba(0, 255, 135, 0.5) 45%,
    rgba(245, 240, 230, 0.14) 100%
  );
}

.page-news .update-timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1fr);
  gap: 0.75rem;
}

.page-news .update-timeline__item + .update-timeline__item {
  margin-top: 1.5rem;
}

.page-news .update-timeline__marker {
  position: relative;
}

.page-news .update-timeline__marker::before {
  content: "";
  position: absolute;
  left: 1.08rem;
  top: 0.55rem;
  width: 0.72rem;
  height: 0.72rem;
  border: 2px solid var(--color-accent-neon);
  border-radius: 50%;
  background: var(--color-primary-deep-blue);
}

.page-news .update-timeline__year {
  display: block;
  margin-top: 1.8rem;
  font-family: var(--font-data);
  font-size: 0.82rem;
  color: var(--color-accent-neon);
}

.page-news .update-timeline__panel {
  margin: 0;
  padding: 1.25rem;
}

.page-news .update-timeline__panel h3 {
  margin: 0.75rem 0 0.5rem;
  font-size: 1.15rem;
  line-height: 1.45;
  color: var(--color-off-white);
}

.page-news .update-timeline__panel p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(245, 240, 230, 0.7);
}

/* ---------- 数据面板 ---------- */
.page-news .update-stats {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.75rem;
  margin-top: 2rem;
}

.page-news .update-stats__item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin: 0;
  padding: 1.1rem 1.25rem;
}

.page-news .update-stats .panel-label {
  display: block;
  font-family: var(--font-data);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--color-accent-neon);
}

.page-news .stat-num {
  font-family: var(--font-data);
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  line-height: 1.15;
  color: var(--color-accent-bright-orange);
}

.page-news .stat-note {
  font-size: 0.76rem;
  line-height: 1.5;
  color: rgba(245, 240, 230, 0.5);
}

/* ---------- 专题系列 ---------- */
.page-news .special-feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  margin: 0 0 1.5rem;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--news-line);
  border-radius: 0.75rem;
}

.page-news .special-feature__media {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.page-news .special-feature__content {
  padding: 1.5rem;
}

.page-news .special-feature__content h3 {
  margin: 1rem 0 0.75rem;
  font-size: 1.45rem;
  line-height: 1.45;
  color: var(--color-off-white);
}

.page-news .special-feature__content p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(245, 240, 230, 0.7);
}

.page-news .special-feature__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.page-news .special-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
}

.page-news .special-card {
  position: relative;
  padding: 1.5rem;
  background: linear-gradient(150deg, rgba(255, 107, 53, 0.06), transparent 42%), rgba(255, 255, 255, 0.04);
  border: 1px solid var(--news-line);
  border-left: 3px solid var(--color-accent-bright-orange);
  border-radius: 0.5rem;
  transition: border-color 0.35s var(--ease-out), transform 0.35s var(--ease-out);
}

.page-news .special-card:nth-child(2) {
  border-left-color: var(--color-accent-neon);
}

.page-news .special-card:nth-child(3) {
  border-left-color: var(--color-terracotta);
}

.page-news .special-card:hover {
  transform: translateY(-3px);
  border-color: var(--news-line);
  border-left-width: 3px;
}

.page-news .special-card__index {
  position: absolute;
  top: 1rem;
  right: 1.1rem;
  font-family: var(--font-data);
  font-size: 2.1rem;
  line-height: 1;
  color: var(--color-off-white);
  opacity: 0.14;
}

.page-news .special-card h3 {
  margin: 0.75rem 0 0.5rem;
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--color-off-white);
}

.page-news .special-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(245, 240, 230, 0.68);
}

.page-news .special-card__meta {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px dashed rgba(245, 240, 230, 0.16);
  font-family: var(--font-data);
  font-size: 0.74rem;
  color: var(--color-accent-neon);
}

/* ---------- 动效与无障碍 ---------- */
.page-news [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

.page-news [data-reveal].is-in {
  opacity: 1;
  transform: none;
}

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

  .page-news .post-card,
  .page-news .special-card {
    transition: none;
  }
}

/* ---------- 响应式断点 ---------- */
@media (min-width: 600px) {
  .page-news .update-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-news .news-hero {
    padding-top: calc(var(--header-height) + 3.25rem);
    padding-bottom: 3.25rem;
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: 2.5rem;
  }

  .page-news .news-hero__aside::before {
    content: "";
    position: absolute;
    inset: 1.25rem -1.25rem -1.25rem 1.25rem;
    z-index: -1;
    border: 1px solid rgba(0, 255, 135, 0.2);
    border-radius: 0.75rem;
  }

  .page-news .news-layout {
    grid-template-columns: 14rem minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
    padding-top: 3rem;
  }

  .page-news .news-sidenav {
    position: static;
    margin-top: 0;
    overflow: visible;
  }

  .page-news .news-sidenav__sticky {
    position: sticky;
    top: calc(var(--header-height) + 1rem);
    flex-direction: column;
    align-items: stretch;
    min-width: 0;
    padding: 1rem;
  }

  .page-news .news-sidenav__label {
    display: block;
  }

  .page-news .news-sidenav__link {
    display: flex;
    white-space: normal;
  }

  .page-news .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .post-card--feature {
    grid-column: 1 / -1;
  }

  .page-news .special-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-hero__card-media {
    max-height: 240px;
  }

  .page-news .special-feature {
    grid-template-columns: 1fr 1fr;
  }

  .page-news .special-feature__media {
    max-height: none;
    height: 100%;
  }

  .page-news .special-feature__content {
    padding: 2rem;
  }
}

@media (min-width: 1024px) {
  .page-news .post-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .post-card--feature {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .page-news .post-card--feature .post-card__media {
    max-height: 300px;
  }
}