/* ===== 行业观察 · 杂志目录页 ===== */

.page-news {
  --news-block-gap: clamp(2.2rem, 6vw, 4.5rem);
  background-color: var(--ink-black);
  color: var(--text-white);
}

.page-news section[id],
.page-news article[id] {
  scroll-margin-top: calc(var(--header-h) + 22px);
}

/* ---------- Hero 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  padding: 3.2rem 0 4rem;
  background:
    radial-gradient(1200px 420px at 85% 20%, rgba(0,229,255,0.14), transparent 60%),
    linear-gradient(180deg, rgba(0,0,0,0.2), transparent);
}

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

.page-news .hero-blob {
  position: absolute;
  right: 2%;
  top: 5rem;
  width: 180px;
  height: 180px;
  opacity: 0.4;
  pointer-events: none;
  z-index: 0;
}

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

.page-news .news-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin: 0 0 2.2rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--text-soft);
}

.page-news .news-breadcrumb a {
  color: var(--brand-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.page-news .news-breadcrumb a:hover {
  border-bottom-color: var(--brand-blue);
}

.page-news .news-breadcrumb .breadcrumb-sep {
  color: var(--text-soft);
}

.page-news .news-hero-main {
  display: grid;
  gap: 2.2rem;
}

.page-news .news-hero-copy .section-index {
  display: inline-block;
  margin-bottom: 1rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--brand-blue);
}

.page-news .news-hero-copy h1 {
  margin: 0 0 1.1rem;
  font-family: var(--display);
  font-size: clamp(3.2rem, 10vw, 6.4rem);
  line-height: 0.92;
  letter-spacing: 0.005em;
  color: var(--text-white);
  text-transform: uppercase;
  max-width: 6.2em;
}

.page-news .hero-period {
  color: var(--brand-blue);
}

.page-news .hero-lead {
  max-width: 42rem;
  margin: 0 0 1.5rem;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-news .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 1.8rem;
}

.page-news .hero-chapters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  border-top: 1px solid var(--border-dim);
  padding-top: 1.4rem;
}

.page-news .hero-chapters a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  color: var(--text-soft);
  border: 1px solid transparent;
  border-radius: 999px;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.page-news .hero-chapters a span {
  color: var(--brand-blue);
}

.page-news .hero-chapters a:hover {
  color: var(--brand-blue);
  border-color: var(--border-dim);
  background: rgba(0,229,255,0.06);
}

.page-news .hero-figure {
  position: relative;
  margin: 0;
}

.page-news .hero-img {
  display: block;
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  clip-path: polygon(8% 0, 100% 0, 92% 100%, 0 82%);
  box-shadow: 0 24px 70px rgba(0,0,0,0.4);
}

.page-news .hero-img-frame {
  position: absolute;
  inset: 12px 0 0 12px;
  border: 1px solid rgba(0,229,255,0.35);
  border-radius: var(--radius);
  z-index: 0;
}

@media (min-width: 860px) {
  .page-news .news-hero-main {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
    gap: 3.5rem;
  }

  .page-news .hero-img-frame {
    inset: 20px -12px -12px 20px;
  }
}

/* ---------- 章节标题 ---------- */
.page-news .news-section-title {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  margin-bottom: 2rem;
}

.page-news .news-section-title .section-index {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  color: var(--brand-blue);
}

.page-news .news-section-title h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.05;
  letter-spacing: 0.015em;
  text-transform: uppercase;
  color: var(--text-white);
}

/* ---------- 最新动态 ---------- */
.page-news .latest-section {
  padding: var(--news-block-gap) 0 4rem;
}

.page-news .latest-layout {
  display: grid;
  gap: 2rem;
}

@media (min-width: 880px) {
  .page-news .latest-layout {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
  }
}

.page-news .latest-index {
  padding: 1.5rem 1.4rem;
  background: var(--panel-dark);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
}

@media (min-width: 880px) {
  .page-news .latest-index {
    position: sticky;
    top: calc(var(--header-h) + 18px);
  }
}

.page-news .index-kicker {
  margin: 0 0 1rem;
  padding-bottom: 0.9rem;
  border-bottom: 1px solid var(--border-dim);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.page-news .index-list {
  list-style: none;
  margin: 0 0 1.4rem;
  padding: 0;
  display: grid;
  gap: 0.15rem;
}

.page-news .index-list a {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.48rem 0.2rem;
  color: var(--text-white);
  text-decoration: none;
  font-size: 0.87rem;
  border-left: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition), padding-left var(--transition);
}

.page-news .index-list a span {
  font-family: var(--mono);
  font-size: 0.66rem;
  color: var(--text-soft);
}

.page-news .index-list a:hover {
  border-left-color: var(--brand-blue);
  color: var(--brand-blue);
  padding-left: 0.55rem;
}

.page-news .index-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.8rem;
  border-top: 1px solid var(--border-dim);
  padding-top: 1rem;
}

.page-news .index-stat strong {
  display: block;
  font-family: var(--display);
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--brand-blue);
}

.page-news .index-stat span {
  display: block;
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.1em;
  color: var(--text-soft);
}

.page-news .news-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
}

.page-news .filter-btn {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: 1px solid var(--border-dim);
  color: var(--text-soft);
  font-family: var(--body);
  font-size: 0.82rem;
  line-height: 1;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.page-news .filter-btn:hover {
  color: var(--brand-blue);
  border-color: var(--brand-blue);
}

.page-news .filter-btn.is-active {
  background: var(--brand-blue);
  border-color: var(--brand-blue);
  color: var(--ink-black);
  font-weight: 600;
  box-shadow: 0 0 20px rgba(0,229,255,0.25);
}

.page-news .news-list {
  display: grid;
  gap: 1rem;
}

.page-news .news-item {
  position: relative;
  padding: 1.35rem 1.4rem 1.4rem;
  background: var(--panel-dark);
  border: 1px solid var(--border-dim);
  border-left: 3px solid var(--brand-blue);
  border-radius: var(--radius-sm);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.page-news .news-item:hover {
  transform: translateY(-3px);
  border-left-color: var(--brand-blue);
  box-shadow: 0 14px 40px rgba(0,0,0,0.35), var(--shadow-blue);
}

@media (min-width: 720px) {
  .page-news .news-item:nth-child(even) {
    transform: translateX(1.4rem);
  }

  .page-news .news-item:nth-child(even):hover {
    transform: translateX(1.4rem) translateY(-3px);
  }
}

.page-news .news-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.page-news .news-item-mark {
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-black);
  background: var(--alert-pink);
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
}

.page-news .news-item h3 {
  margin: 0 0 0.6rem;
  font-family: var(--display);
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  line-height: 1.28;
  letter-spacing: 0.01em;
  color: var(--text-white);
}

.page-news .news-item p {
  margin: 0 0 1rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-news .card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--brand-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), gap var(--transition);
}

.page-news .card-link:hover {
  border-bottom-color: var(--brand-blue);
  gap: 0.6rem;
}

/* ---------- 标签 ---------- */
.page-news .tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-black);
  background: var(--brand-blue);
  border-radius: 999px;
  padding: 0.22rem 0.6rem;
  font-weight: 700;
}

.page-news .tag-dark {
  color: var(--text-white);
  background: #2A2F36;
  border: 1px solid var(--border-dim);
}

/* ---------- 版本动态 ---------- */
.page-news .versions-section {
  padding: 4.5rem 0;
  background: var(--paper-white);
  color: var(--text-black);
}

.page-news .versions-section .news-section-title h2 {
  color: var(--text-black);
}

.page-news .versions-section .news-section-title .section-index {
  color: var(--brand-blue);
}

.page-news .version-layout {
  display: grid;
  gap: 2rem;
}

@media (min-width: 900px) {
  .page-news .version-layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr);
    gap: 2.8rem;
    align-items: start;
  }
}

.page-news .version-timeline {
  position: relative;
  display: grid;
  gap: 1.2rem;
}

.page-news .version-timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, rgba(0,229,255,0.7), rgba(0,229,255,0.15));
}

.page-news .version-node {
  position: relative;
  margin-left: 32px;
  padding: 1.25rem 1.35rem;
  background: #FFFFFF;
  border: 1px solid #DEDDD8;
  border-left: 4px solid var(--brand-blue);
  border-radius: var(--radius);
  box-shadow: 0 6px 18px rgba(0,0,0,0.05);
}

.page-news .version-node::before {
  content: "";
  position: absolute;
  left: -43px;
  top: 30px;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: var(--ink-black);
  border: 5px solid var(--brand-blue);
  box-shadow: 0 0 0 4px rgba(0,229,255,0.2);
}

.page-news .expand-body[data-expand] {
  display: block;
}

.page-news .version-node .expand-head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0;
  margin: 0;
  background: transparent;
  border: 0;
  font-family: var(--body);
  font-size: 0.95rem;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.page-news .version-badge {
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--brand-blue);
  background: rgba(0,229,255,0.1);
  border: 1px solid rgba(0,229,255,0.3);
  border-radius: 6px;
  padding: 0.18rem 0.55rem;
}

.page-news .version-status {
  white-space: nowrap;
  font-size: 0.78rem;
  color: #6D7278;
}

.page-news .version-status.version-current {
  display: inline-block;
  color: var(--ink-black);
  background: var(--brand-blue);
  border-radius: 999px;
  font-weight: 600;
  padding: 0.14rem 0.6rem;
}

.page-news .version-node .expand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  margin-left: auto;
  border: 1px solid var(--border-dim);
  border-radius: 50%;
  color: var(--brand-blue);
  transition: transform var(--transition), border-color var(--transition);
}

.page-news .version-node .expand-icon svg {
  display: block;
  width: 12px;
  height: 12px;
}

.page-news .version-node .expand-icon:hover {
  border-color: var(--brand-blue);
}

.page-news .version-node .expand-body-inner {
  margin-top: 0.85rem;
  padding: 0.9rem 1rem;
  background: #F6F5F1;
  border-left: 3px solid rgba(0,229,255,0.55);
  border-radius: 8px;
  font-size: 0.87rem;
  line-height: 1.75;
  color: #2C2E33;
}

.page-news .version-node-static {
  border-left-color: var(--border-dim);
}

.page-news .version-node-static .version-static-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem 0.75rem;
  margin-bottom: 0.85rem;
}

.page-news .version-node-static .version-static-body p {
  margin: 0;
  padding: 0.9rem 1rem;
  background: #F6F5F1;
  border-left: 3px solid var(--border-dim);
  border-radius: 8px;
  font-size: 0.87rem;
  line-height: 1.75;
  color: #2C2E33;
}

.page-news .sync-brief {
  padding: 1.5rem 1.5rem 1.7rem;
  background: var(--ink-black);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  box-shadow: var(--shadow-blue);
}

.page-news .sync-brief img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: calc(var(--radius) - 6px);
  margin-bottom: 1.1rem;
}

.page-news .sync-brief .sync-tag {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  font-weight: 700;
  color: var(--ink-black);
  background: var(--brand-blue);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
}

.page-news .sync-brief h3 {
  margin: 0 0 0.6rem;
  font-family: var(--display);
  font-size: 1.35rem;
  line-height: 1.3;
  color: var(--text-white);
}

.page-news .sync-brief p {
  margin: 0 0 1.2rem;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--text-soft);
}

/* ---------- 专题聚焦 ---------- */
.page-news .topics-section {
  padding: 5rem 0;
  background:
    radial-gradient(900px 380px at 10% 0%, rgba(0,229,255,0.07), transparent 55%),
    var(--ink-black);
}

.page-news .topics-grid {
  display: grid;
  gap: 1.3rem;
}

@media (min-width: 840px) {
  .page-news .topics-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.page-news .topic-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--panel-dark);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.page-news .topic-card:hover {
  transform: translateY(-5px);
  border-color: var(--brand-blue);
  box-shadow: var(--shadow-blue);
}

.page-news .topic-card img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-bottom: 1px solid var(--border-dim);
}

.page-news .topic-card-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex: 1;
  padding: 1.4rem 1.5rem 1.6rem;
}

.page-news .topic-card-body .tag {
  margin-bottom: 0.9rem;
}

.page-news .topic-card-body h3 {
  margin: 0 0 0.65rem;
  font-family: var(--display);
  font-size: 1.3rem;
  line-height: 1.3;
  color: var(--text-white);
}

.page-news .topic-card-body p {
  margin: 0 0 1.2rem;
  font-size: 0.86rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-news .topic-card-body .btn {
  margin-top: auto;
}

/* ---------- 订阅与反馈 ---------- */
.page-news .feedback-section {
  padding: 4.5rem 0 5rem;
  background:
    radial-gradient(700px 300px at 70% 100%, rgba(0,229,255,0.10), transparent 60%),
    var(--ink-black);
}

.page-news .feedback-inner {
  display: grid;
  gap: 2rem;
}

@media (min-width: 760px) {
  .page-news .feedback-inner {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3rem;
    align-items: center;
  }
}

.page-news .feedback-copy .section-index {
  display: inline-block;
  margin-bottom: 0.9rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brand-blue);
}

.page-news .feedback-copy h2 {
  margin: 0 0 1rem;
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1.1;
  color: var(--text-white);
}

.page-news .feedback-copy p {
  max-width: 34rem;
  margin: 0 0 1.6rem;
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--text-soft);
}

.page-news .feedback-copy .email-text {
  font-family: var(--mono);
  font-size: 0.95rem;
  color: var(--brand-blue);
  word-break: break-all;
}

.page-news .feedback-pointers {
  list-style: none;
  margin: 0;
  padding: 1.5rem 1.6rem;
  display: grid;
  gap: 1rem;
  background: var(--panel-dark);
  border: 1px solid var(--border-dim);
  border-radius: var(--radius);
}

.page-news .feedback-pointers li {
  position: relative;
  padding-left: 1.6rem;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-news .feedback-pointers li::before {
  content: "✦";
  position: absolute;
  left: 0;
  top: 0.1rem;
  color: var(--brand-blue);
  font-size: 0.8rem;
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news * {
    transition-duration: 0.01ms !important;
  }

  .page-news .news-item,
  .page-news .topic-card {
    transform: none !important;
  }
}