/* =========================================================
   内容专栏 / page-news
   移动端优先 · 杂志式索引 + 摘要双栏
   ========================================================= */
.page-news {
  --cat-brief: var(--c-red);
  --cat-insight: var(--c-yellow);
  --cat-update: var(--c-gold);
  --cat-preview: var(--c-gray);
  --gold-line: rgba(212, 175, 55, 0.25);
  --gold-line-soft: rgba(212, 175, 55, 0.12);
  position: relative;
  color: var(--c-ivory);
  background:
    radial-gradient(1100px 420px at 88% 0%, rgba(212, 175, 55, 0.08), transparent 60%),
    radial-gradient(900px 320px at 4% 30%, rgba(230, 57, 70, 0.05), transparent 55%),
    var(--c-bg);
}

.page-news [id] {
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.page-news a:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 3px;
}

/* ---------- 面包屑 ---------- */
.page-news-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  max-width: var(--max-w);
  margin-inline: auto;
  padding: calc(var(--header-h) + 20px) var(--pad-x) 0;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--c-gray);
}
.page-news-crumb a {
  color: var(--c-gold);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease-out), color 0.3s var(--ease-out);
}
.page-news-crumb a:hover {
  border-color: var(--c-gold);
  color: var(--c-gold-light);
}
.page-news-crumb [aria-current="page"] {
  color: var(--c-ivory);
}

/* ---------- 页头 ---------- */
.page-news-hero {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 2.25rem var(--pad-x) 0;
}
.page-news-hero__inner {
  position: relative;
  z-index: 1;
}
.page-news-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin: 0 0 1.1rem;
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--c-gold-light);
}
.page-news-hero__kicker::before {
  content: "";
  width: 40px;
  height: 2px;
  background: var(--c-gold);
}
.page-news-hero h1 {
  margin: 0;
  max-width: 17em;
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.8vw, 3.15rem);
  font-weight: 800;
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--c-ivory);
}
.page-news-hero__hl {
  color: var(--c-gold);
}
.page-news-hero__lead {
  margin: 1.2rem 0 0;
  max-width: 52em;
  font-family: var(--font-body);
  font-size: 0.85rem;
  line-height: 1.9;
  color: rgba(245, 242, 235, 0.7);
}
.page-news-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}
.page-news-hero__meta li {
  position: relative;
  padding: 0.42rem 0.85rem 0.42rem 1.6rem;
  border: 1px solid var(--gold-line);
  background: rgba(28, 30, 32, 0.55);
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--c-ivory);
}
.page-news-hero__meta li::before {
  content: "";
  position: absolute;
  left: 0.7rem;
  top: 50%;
  width: 6px;
  height: 6px;
  background: var(--c-gold);
  transform: translateY(-50%);
}
.page-news-hero__meta li:first-child::before {
  background: var(--c-red);
}

/* 页头图 · 框景 */
.page-news-hero__visual {
  position: relative;
  margin-top: 2.25rem;
  border: 1px solid var(--gold-line);
  background: var(--c-carbon);
  overflow: hidden;
}
.page-news-hero__visual::before,
.page-news-hero__visual::after {
  content: "";
  position: absolute;
  z-index: 3;
  width: 26px;
  height: 26px;
  pointer-events: none;
}
.page-news-hero__visual::before {
  top: 0;
  left: 0;
  border-top: 3px solid var(--c-gold);
  border-left: 3px solid var(--c-gold);
}
.page-news-hero__visual::after {
  right: 0;
  bottom: 0;
  border-right: 3px solid var(--c-gold);
  border-bottom: 3px solid var(--c-gold);
}
.page-news-hero__visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}
.page-news-hero__scoreline {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  height: 5px;
}
.page-news-hero__scoreline span {
  display: block;
  height: 100%;
}
.page-news-hero__scoreline span:nth-child(1) {
  flex: 3;
  background: var(--c-gold);
}
.page-news-hero__scoreline span:nth-child(2) {
  flex: 1;
  background: var(--c-red);
}
.page-news-hero__scoreline span:nth-child(3) {
  flex: 1;
  background: var(--c-yellow);
}

/* ---------- 分类筛选 ---------- */
.page-news-filter {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 1.6rem var(--pad-x) 0.5rem;
}
.page-news-filter__list {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.55rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--c-gold) var(--c-carbon);
  padding-bottom: 0.3rem;
}
.page-news-filter__btn {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--gold-line);
  background: rgba(28, 30, 32, 0.6);
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--c-ivory);
  text-decoration: none;
  transition: background 0.35s var(--ease-out), border-color 0.35s var(--ease-out), color 0.35s var(--ease-out);
}
.page-news-filter__btn::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-gray);
  box-shadow: 0 0 7px rgba(138, 141, 143, 0.7);
}
.page-news-filter__btn--brief::before {
  background: var(--cat-brief);
  box-shadow: 0 0 7px rgba(230, 57, 70, 0.75);
}
.page-news-filter__btn--insight::before {
  background: var(--cat-insight);
  box-shadow: 0 0 7px rgba(244, 208, 63, 0.75);
}
.page-news-filter__btn--update::before {
  background: var(--cat-update);
  box-shadow: 0 0 7px rgba(212, 175, 55, 0.75);
}
.page-news-filter__btn--preview::before {
  background: var(--cat-preview);
  box-shadow: 0 0 7px rgba(138, 141, 143, 0.5);
}
.page-news-filter__btn span {
  font-family: var(--font-num);
  font-size: 0.7rem;
  color: var(--c-gray);
  transition: color 0.3s;
}
.page-news-filter__btn:hover,
.page-news-filter__btn.is-active {
  border-color: var(--c-gold);
  background: rgba(212, 175, 55, 0.12);
  color: var(--c-gold);
}
.page-news-filter__btn:hover span,
.page-news-filter__btn.is-active span {
  color: var(--c-gold-light);
}

@media (max-width: 719px) {
  .page-news-filter__list {
    margin-inline: calc(var(--pad-x) * -1);
    padding-inline: var(--pad-x);
  }
}

/* ---------- 主布局 ---------- */
.page-news-layout {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 1.5rem var(--pad-x) 3.5rem;
}
.page-news-layout > .page-news-list {
  order: 1;
}
.page-news-layout > .page-news-aside {
  order: 2;
}

/* ---------- 文章列表 ---------- */
.page-news-list {
  min-width: 0;
}
.page-news-list__header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.9rem;
  border-bottom: 2px solid var(--gold-line);
}
.page-news-list__header h2 {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(1.25rem, 2.6vw, 1.62rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--c-ivory);
}
.page-news-list__header p {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--c-gray);
}

/* ---------- 文章卡片 ---------- */
.page-news-card {
  position: relative;
  display: flex;
  flex-direction: column;
  margin-bottom: 1.25rem;
  background: var(--c-carbon);
  border: 1px solid var(--gold-line-soft);
  overflow: hidden;
  transition: transform 0.45s var(--ease-out), border-color 0.45s var(--ease-out), box-shadow 0.45s var(--ease-out);
}
.page-news-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2;
  height: 3px;
  background: linear-gradient(90deg, var(--c-gold) 0 58%, var(--c-red) 58% 74%, var(--c-yellow) 74% 90%, transparent 90%);
  opacity: 0.4;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out);
}
.page-news-card:hover {
  transform: translateY(-5px);
  border-color: var(--c-gold);
  box-shadow: 0 20px 44px rgba(0, 0, 0, 0.45);
}
.page-news-card:hover::before {
  opacity: 1;
}

.page-news-card__media {
  position: relative;
  background: var(--c-bg);
  overflow: hidden;
}
.page-news-card__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out), filter 0.6s var(--ease-out);
}
.page-news-card:hover .page-news-card__media img {
  transform: scale(1.04);
  filter: brightness(1.1);
}

.page-news-card__body {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 1.2rem 2.6rem 1.5rem 1.2rem;
}

.page-news-card:nth-of-type(even) .page-news-card__body {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.07), transparent 48%);
}

/* 紧凑卡片 · 左侧计分条 */
.page-news-card--compact::after {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 3px;
  background: linear-gradient(180deg, var(--c-gold) 0 36%, var(--c-red) 36% 62%, var(--c-yellow) 62% 100%);
  z-index: 1;
  pointer-events: none;
}

.page-news-card__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 0.7rem;
}
.page-news-card__cat {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.22rem 0.58rem;
  border: 1px solid var(--gold-line);
  background: rgba(10, 11, 13, 0.45);
  font-family: var(--font-body);
  font-size: 0.68rem;
  letter-spacing: 0.07em;
  color: var(--c-ivory);
}
.page-news-card__cat::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
}
.page-news-card__cat--brief::before {
  background: var(--cat-brief);
}
.page-news-card__cat--insight::before {
  background: var(--cat-insight);
}
.page-news-card__cat--update::before {
  background: var(--cat-update);
}
.page-news-card__cat--preview::before {
  background: var(--cat-preview);
}
.page-news-card:hover .page-news-card__cat {
  border-color: var(--c-gold);
  color: var(--c-gold-light);
}
.page-news-card__time {
  font-family: var(--font-body);
  font-size: 0.68rem;
  letter-spacing: 0.04em;
  color: var(--c-gray);
}
.page-news-card__index {
  margin-left: auto;
  font-family: var(--font-num);
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1;
  color: rgba(212, 175, 55, 0.6);
}
.page-news-card__title {
  margin: 0 0 0.55rem;
  font-family: var(--font-head);
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.42;
  color: var(--c-ivory);
  transition: color 0.3s var(--ease-out);
}
.page-news-card:hover .page-news-card__title {
  color: var(--c-gold-light);
}
.page-news-card__summary {
  margin: 0;
  font-family: var(--font-body);
  font-size: 0.78rem;
  line-height: 1.8;
  color: rgba(245, 242, 235, 0.64);
}
.page-news-card__arrow {
  display: grid;
  place-items: center;
  position: absolute;
  right: 1.1rem;
  bottom: 1.1rem;
  width: 26px;
  height: 26px;
  border: 1px solid var(--gold-line);
  background: rgba(10, 11, 13, 0.4);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--c-gold);
  opacity: 0.75;
}

/* ---------- 侧栏索引 ---------- */
.page-news-aside {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.page-news-widget {
  background: var(--c-carbon);
  border: 1px solid var(--gold-line-soft);
  padding: 1.15rem 1.1rem 1.3rem;
}
.page-news-widget h2 {
  margin: 0 0 1rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--gold-line-soft);
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-gold);
}
.page-news-widget h2::after {
  content: "";
  display: block;
  width: 26px;
  height: 2px;
  margin-top: 0.55rem;
  background: var(--c-red);
}
.page-news-widget__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.page-news-widget__tags a {
  padding: 0.38rem 0.7rem;
  border: 1px solid rgba(212, 175, 55, 0.22);
  background: rgba(212, 175, 55, 0.045);
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: rgba(245, 242, 235, 0.8);
  text-decoration: none;
  transition: border-color 0.3s, background 0.3s, color 0.3s, transform 0.3s var(--ease-out);
}
.page-news-widget__tags a:hover {
  border-color: var(--c-gold);
  background: rgba(212, 175, 55, 0.14);
  color: var(--c-gold-light);
  transform: translateY(-2px);
}

.page-news-widget__stats {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem;
}
.page-news-widget__stats div {
  padding: 0.8rem 0.9rem 0.7rem;
  background: rgba(10, 11, 13, 0.55);
  border-left: 2px solid var(--c-gold);
}
.page-news-widget__stats dt {
  font-family: var(--font-body);
  font-size: 0.66rem;
  letter-spacing: 0.07em;
  color: var(--c-gray);
}
.page-news-widget__stats dd {
  margin: 0.25rem 0 0;
  font-family: var(--font-num);
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-ivory);
}
.page-news-widget__stats div:nth-child(2) dd,
.page-news-widget__stats div:nth-child(3) dd {
  color: var(--c-gold-light);
}

.page-news-widget--link a {
  display: block;
  margin-top: 0.55rem;
  padding: 0.62rem 0.8rem;
  border-left: 2px solid var(--gold-line);
  background: rgba(10, 11, 13, 0.45);
  font-family: var(--font-body);
  font-size: 0.75rem;
  line-height: 1.55;
  color: rgba(245, 242, 235, 0.82);
  text-decoration: none;
  transition: border-color 0.3s, background 0.3s, color 0.3s;
}
.page-news-widget--link a:hover {
  border-left-color: var(--c-red);
  background: rgba(212, 175, 55, 0.08);
  color: var(--c-gold-light);
}

/* ---------- 底部 CTA ---------- */
.page-news-cta {
  max-width: var(--max-w);
  margin-inline: auto;
  padding: 0 var(--pad-x) 3.5rem;
}
.page-news-cta__tag {
  margin: 0 0 0.4rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--c-gold);
}
.page-news-cta h2 {
  margin: 0 0 1.4rem;
  font-family: var(--font-head);
  font-size: clamp(1.3rem, 2.8vw, 1.75rem);
  font-weight: 800;
  color: var(--c-ivory);
}
.page-news-cta__grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.page-news-cta__item {
  position: relative;
  display: block;
  padding: 1.5rem 1.3rem 1.35rem;
  background: var(--c-carbon);
  border: 1px solid var(--gold-line-soft);
  text-decoration: none;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
  transition: transform 0.45s var(--ease-out), border-color 0.45s var(--ease-out), background 0.45s var(--ease-out);
}
.page-news-cta__item::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 40px;
  height: 40px;
  background: var(--c-gold);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  opacity: 0;
  transition: opacity 0.35s;
}
.page-news-cta__item:hover {
  transform: translateY(-5px);
  border-color: var(--c-gold);
  background: rgba(28, 30, 32, 0.68);
}
.page-news-cta__item:hover::after {
  opacity: 0.22;
}
.page-news-cta__num {
  display: block;
  margin-bottom: 0.8rem;
  font-family: var(--font-num);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  color: rgba(212, 175, 55, 0.65);
  -webkit-text-stroke: 1px rgba(212, 175, 55, 0.45);
}
.page-news-cta__title {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--c-ivory);
}
.page-news-cta__desc {
  display: block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  line-height: 1.7;
  color: rgba(245, 242, 235, 0.62);
}
.page-news-cta__item:hover .page-news-cta__title {
  color: var(--c-gold-light);
}

/* ---------- 桌面增强 ---------- */
@media (min-width: 720px) {
  .page-news-cta__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 960px) {
  .page-news-hero {
    padding-top: 3rem;
  }
  .page-news-hero__lead {
    font-size: 0.92rem;
  }
  .page-news-filter {
    padding-top: 2rem;
  }
  .page-news-layout {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 2.5rem;
    align-items: start;
    padding-top: 2rem;
  }
  .page-news-layout > .page-news-list {
    order: 1;
  }
  .page-news-layout > .page-news-aside {
    order: 0;
  }
  .page-news-aside {
    position: sticky;
    top: calc(var(--header-h) + 24px);
  }

  .page-news-card {
    flex-direction: row;
    align-items: stretch;
    min-height: 192px;
  }
  .page-news-card__media {
    flex: 0 0 232px;
    border-right: 1px solid var(--gold-line-soft);
  }
  .page-news-card__media img {
    width: 100%;
    height: 100%;
    min-height: 192px;
  }
  .page-news-card--compact .page-news-card__body {
    padding-top: 1.6rem;
    padding-bottom: 1.6rem;
  }
  .page-news-card__arrow {
    opacity: 0;
    transform: translateX(-8px);
    transition: opacity 0.35s var(--ease-out), transform 0.35s var(--ease-out), background 0.35s var(--ease-out), color 0.35s var(--ease-out);
  }
  .page-news-card:hover .page-news-card__arrow,
  .page-news-card:focus-within .page-news-card__arrow {
    opacity: 1;
    transform: translateX(0);
    background: var(--c-gold);
    color: var(--c-bg);
  }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}