/* ============ 内容观察页 /page-news ============ */
.page-news {
  --news-mono: "IBM Plex Mono", "SFMono-Regular", Menlo, monospace;
  --news-display: "Roboto Condensed", "Arial Narrow", "PingFang SC", sans-serif;
  --news-serif: "Source Serif Pro", Georgia, "PingFang SC", serif;
  --news-rule: 1px solid var(--c-line);
  background: var(--c-paper);
  color: var(--c-ink);
  overflow-x: hidden;
}

/* ---------- 首屏头条区 ---------- */
.news-hero-wrap {
  position: relative;
  background: var(--c-deep);
  color: #fff;
  padding: 1rem 0 0;
  overflow: hidden;
}
.news-hero-wrap::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--c-gold) 0 32%, var(--c-gold-deep) 32% 62%, var(--c-gold) 62% 100%);
  opacity: 0.9;
}
.news-hero-wrap::after {
  content: "";
  position: absolute;
  right: -6rem;
  bottom: -9rem;
  width: 22rem;
  height: 22rem;
  border: 1px solid rgba(229, 193, 90, 0.2);
  transform: rotate(28deg);
  pointer-events: none;
}
.news-hero {
  position: relative;
  z-index: 1;
}
.news-hero-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  margin-bottom: 2rem;
}
.news-hero-top .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--news-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.62);
}
.news-hero-top .breadcrumb a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.news-hero-top .breadcrumb a:hover {
  color: var(--c-gold);
}
.news-hero-top .breadcrumb .sep {
  color: var(--c-gold);
  opacity: 0.8;
}
.news-hero-top .breadcrumb [aria-current="page"] {
  color: #fff;
}
.news-hero-edition {
  font-family: var(--news-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--c-gold);
  border: 1px solid rgba(229, 193, 90, 0.4);
  padding: 0.3rem 0.55rem;
  text-transform: uppercase;
  white-space: nowrap;
}
.news-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
.news-hero-content {
  padding-bottom: 1.5rem;
}
.news-hero-kicker {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 0.9rem;
  font-family: var(--news-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--c-gold);
  text-transform: uppercase;
}
.news-hero-kicker::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: var(--c-gold);
}
.news-hero h1 {
  margin: 0 0 1rem;
  font-family: var(--news-display);
  font-size: clamp(2.3rem, 6vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: #fff;
  max-width: 14em;
}
.news-hero .lead {
  max-width: 44rem;
  margin: 0 0 1.5rem;
  font-family: var(--news-serif);
  font-size: 1.0625rem;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.76);
}
.news-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 1rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.news-hero-stats li {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding-right: 1.4rem;
  margin-right: 1.4rem;
  border-right: 1px solid rgba(255, 255, 255, 0.14);
}
.news-hero-stats li:last-child {
  padding-right: 0;
  margin-right: 0;
  border-right: 0;
}
.news-hero-stats strong {
  font-family: var(--news-display);
  font-size: 1.8rem;
  line-height: 1;
  font-weight: 700;
  color: var(--c-gold);
}
.news-hero-stats strong::after {
  content: "";
  display: block;
  width: 1.6rem;
  height: 2px;
  background: var(--c-gold);
  margin-top: 0.4rem;
}
.news-hero-stats span {
  font-family: var(--news-mono);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.56);
  text-transform: uppercase;
}
.news-hero-media {
  margin: 0;
}
.news-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-top: 2px solid var(--c-gold);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), 14px 100%);
}

/* ---------- 最新更新动态 ---------- */
.news-latest {
  padding-top: 4rem;
  padding-bottom: 1rem;
}
.news-section-head {
  margin-bottom: 2rem;
}
.news-section-head .lead {
  color: var(--c-muted);
  font-family: var(--news-serif);
  font-size: 0.98rem;
  max-width: 50rem;
  margin-top: 0.5rem;
}
.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--c-ink);
}
.news-item {
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: 0.75rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--c-line);
}
.news-item-no {
  font-family: var(--news-mono);
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  color: var(--c-gold-deep);
  padding-top: 0.2rem;
}
.news-item-body {
  transition: transform 0.25s var(--ease);
}
@media (hover: hover) {
  .news-item:hover .news-item-body {
    transform: translateX(6px);
  }
  .news-item:hover .news-item-body h3 {
    color: var(--c-deep-2);
  }
}
.news-item-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.4rem;
}
.news-item-time {
  font-family: var(--news-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--c-muted);
}
.news-item-body h3 {
  margin: 0 0 0.45rem;
  font-family: var(--news-display);
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  line-height: 1.25;
  color: var(--c-ink);
  transition: color 0.2s var(--ease);
}
.news-item-body p {
  margin: 0;
  max-width: 62ch;
  font-family: var(--news-serif);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--c-ink);
}

/* ---------- 联赛专题与案例合集双栏 ---------- */
.news-mag {
  padding-top: 4.5rem;
  padding-bottom: 4rem;
}
.news-mag-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
.news-col-title {
  margin: 0 0 0.5rem;
  font-family: var(--news-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-deep);
}
.news-col-desc {
  margin: 0 0 1.5rem;
  max-width: 50ch;
  font-family: var(--news-serif);
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--c-muted);
}
.news-topics-feat {
  margin: 0 0 1.5rem;
}
.news-topics-feat img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}
.news-topic-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.news-topic-item {
  display: flex;
  gap: 1rem;
  padding: 1.25rem 0;
  border-top: 1px solid var(--c-line);
}
.news-topic-no {
  min-width: 3.25rem;
  font-family: var(--news-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--c-gold-deep);
}
.news-topic-body h4 {
  margin: 0 0 0.3rem;
  font-family: var(--news-display);
  font-size: 1.3rem;
  line-height: 1.2;
  color: var(--c-ink);
}
.news-topic-body p {
  margin: 0;
  font-family: var(--news-serif);
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--c-muted);
}
.news-topics-more {
  display: inline-block;
  margin-top: 0.5rem;
  font-family: var(--news-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--c-deep-2);
  text-decoration: none;
  border-bottom: 1px solid var(--c-gold-deep);
  padding-bottom: 0.2rem;
}
.news-topics-more:hover {
  color: var(--c-gold-deep);
}

/* ---------- 案例合集卡片 ---------- */
.news-case-card {
  position: relative;
  background: var(--c-deep);
  color: #fff;
  padding: 1.5rem;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.news-case-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--c-gold) 0 45%, var(--c-gold-deep) 45% 62%, var(--c-gold) 62% 100%);
}
.news-case-card::after {
  content: "";
  position: absolute;
  bottom: 0;
  right: 0;
  width: 7rem;
  height: 7rem;
  background: linear-gradient(135deg, transparent 50%, rgba(229, 193, 90, 0.12) 50%);
  pointer-events: none;
}
.news-case-inner {
  position: relative;
  z-index: 1;
}
.news-case-head {
  margin-bottom: 1rem;
}
.news-case-cover {
  margin: 0 0 1.25rem;
}
.news-case-cover img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.22);
}
.news-case-card h3 {
  margin: 0 0 0.6rem;
  font-family: var(--news-display);
  font-size: clamp(1.6rem, 2vw, 2rem);
  line-height: 1.15;
  color: #fff;
}
.news-case-card > p {
  margin: 0 0 1.25rem;
  font-family: var(--news-serif);
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}
.news-case-levels {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.news-case-levels li {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  font-family: var(--news-serif);
  font-size: 0.9rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.85);
}
.news-case-levels span {
  font-family: var(--news-mono);
  font-size: 0.8rem;
  color: var(--c-gold);
}
.news-faq {
  margin: 0 0 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
}
.news-faq summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.9rem 1rem;
  list-style: none;
  cursor: pointer;
  font-family: var(--news-display);
  font-size: 0.95rem;
  color: #fff;
}
.news-faq summary::-webkit-details-marker {
  display: none;
}
.news-faq summary::after {
  content: "+";
  font-family: var(--news-mono);
  font-size: 1.2rem;
  color: var(--c-gold);
  line-height: 1;
}
.news-faq[open] summary::after {
  content: "−";
}
.news-faq > p {
  margin: 0;
  padding: 0 1rem 1rem;
  font-family: var(--news-serif);
  font-size: 0.875rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
}
.news-case-card .btn {
  width: 100%;
  justify-content: center;
  margin-top: 0.25rem;
}

/* ---------- 数据说明与更新日志 ---------- */
.news-log {
  position: relative;
  background: var(--c-deep-2);
  color: #fff;
  padding-top: 4rem;
  padding-bottom: 4rem;
  margin-top: 1rem;
  overflow: hidden;
}
.news-log::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-gold) 0 30%, rgba(255, 255, 255, 0.12) 30%);
}
.news-log-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.news-log-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.18);
}
.news-log-content .section-label {
  color: var(--c-gold);
}
.news-log-content h2 {
  margin: 0.4rem 0 0.8rem;
  font-family: var(--news-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.15;
  color: #fff;
}
.news-log-content > p {
  margin: 0 0 1.25rem;
  max-width: 52ch;
  font-family: var(--news-serif);
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}
.news-log-timeline {
  margin: 1.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
}
.news-log-item {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}
.news-log-day {
  font-family: var(--news-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--c-gold);
}
.news-log-detail strong {
  display: block;
  margin-bottom: 0.2rem;
  font-family: var(--news-display);
  font-size: 1.02rem;
  color: #fff;
}
.news-log-detail span {
  font-family: var(--news-serif);
  font-size: 0.875rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.58);
}
.news-log-note {
  margin: 0 0 1.5rem;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--c-gold);
  background: rgba(229, 193, 90, 0.08);
  font-family: var(--news-mono);
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--c-gold);
}
.news-log .btn-outline {
  border-color: var(--c-gold);
  color: var(--c-gold);
}
.news-log .btn-outline:hover {
  background: var(--c-gold);
  color: var(--c-deep);
}

/* ---------- 延伸阅读 ---------- */
.news-more {
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
}
.news-more-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.news-more .btn-ghost {
  border: 1px solid var(--c-line);
  color: var(--c-ink);
}
.news-more .btn-ghost:hover {
  border-color: var(--c-deep);
  color: var(--c-deep);
}

/* ---------- 断点：平板与桌面 ---------- */
@media (min-width: 640px) {
  .news-hero-top {
    margin-bottom: 3rem;
  }
  .news-hero-grid {
    gap: 2rem;
  }
  .news-hero-content {
    padding-bottom: 2rem;
  }
  .news-more-grid {
    gap: 1rem;
  }
}

@media (min-width: 700px) {
  .news-hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 3rem;
    align-items: end;
  }
  .news-hero-media img {
    max-height: 340px;
  }
  .news-item {
    grid-template-columns: 4rem 1fr;
    gap: 1.5rem;
    padding: 2rem 0;
  }
  .news-item-no {
    font-size: 0.9rem;
    padding-top: 0.35rem;
  }
}

@media (min-width: 768px) {
  .news-mag-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    gap: 4rem;
  }
  .news-topics {
    padding-right: 2.5rem;
    border-right: 1px solid var(--c-line);
  }
  .news-case-card {
    padding: 2rem;
  }
  .news-log-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 4rem;
  }
  .news-more-grid {
    gap: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .news-latest {
    padding-top: 5rem;
  }
  .news-mag {
    padding-top: 5.5rem;
    padding-bottom: 5rem;
  }
  .news-log {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }
  .news-more {
    padding-top: 5rem;
    padding-bottom: 5rem;
  }
  .news-hero h1 {
    font-size: clamp(3rem, 5vw, 4.75rem);
  }
  .news-hero .lead {
    font-size: 1.1rem;
  }
}