.page-news {
  --news-gap: clamp(20px, 3vw, 36px);
  --news-chip-wine: rgba(107, 33, 55, .38);
  --news-chip-indigo: rgba(62, 58, 120, .40);
  --news-chip-cyan: rgba(53, 224, 196, .16);
  --news-chip-mist: rgba(147, 168, 162, .18);
  background: var(--c-green);
}

.page-news .breadcrumbs {
  padding-top: clamp(16px, 3vw, 28px);
}

.page-news .breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  color: var(--c-mist);
}

.page-news .breadcrumbs__list li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--line-strong);
}

.page-news .breadcrumbs__list a {
  color: var(--c-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .breadcrumbs__list a:hover {
  color: var(--c-cyan);
  border-bottom-color: var(--c-cyan);
}

.page-news .breadcrumbs__list [aria-current="page"] {
  color: var(--c-white);
  font-weight: 700;
}

/* ---------- 报头 ---------- */
.news-masthead {
  padding-top: clamp(24px, 4vw, 44px);
}

.news-masthead__inner {
  display: grid;
  gap: var(--news-gap);
}

.news-masthead__kicker {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-cyan);
}

.news-masthead h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(30px, 6vw, 56px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: .01em;
  color: var(--c-white);
}

.news-masthead__intro {
  margin: 20px 0 0;
  max-width: 58ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-mist);
}

.news-masthead__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.news-masthead__stat {
  padding: 18px 12px;
  background: var(--c-green);
}

.news-masthead__stat dt {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-mist);
}

.news-masthead__stat dd {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  color: var(--c-white);
}

.news-masthead__stat .num {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -.02em;
}

/* ---------- 头条 ---------- */
.news-front__grid {
  display: grid;
  gap: var(--news-gap);
}

.news-front__main {
  position: relative;
  padding: 0 0 4px;
}

.news-front__media {
  margin: 0 0 22px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 34px), calc(100% - 34px) 100%, 0 100%);
}

.news-front__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.72) contrast(1.06);
}

.news-front__main .tag {
  margin-bottom: 14px;
}

.news-front__title {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: clamp(22px, 3.4vw, 34px);
  font-weight: 500;
  line-height: 1.36;
  color: var(--c-white);
}

.news-front__desc {
  margin: 0 0 22px;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--c-mist);
}

.news-front__side {
  display: grid;
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line-strong);
}

.news-front__brief {
  padding: 22px 0 24px;
  background: var(--c-green);
}

.news-front__brief .tag {
  margin-bottom: 12px;
}

.news-front__brief h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  line-height: 1.48;
}

.news-front__brief h3 a {
  color: var(--c-white);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.news-front__brief h3 a:hover {
  color: var(--c-cyan);
}

.news-front__brief p {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-mist);
}

.news-front__time {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--c-amber);
}

/* ---------- 列表区 ---------- */
.news-feed__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-strong);
}

.news-feed__heading {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.2vw, 30px);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--c-white);
}

.news-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.news-filters__chip {
  display: inline-block;
  padding: 6px 14px 7px;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .04em;
  text-decoration: none;
  color: var(--c-white);
  background: var(--panel);
  border: 1px solid var(--line-strong);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.news-filters__chip:hover {
  transform: translateY(-2px);
  border-color: var(--c-cyan);
}

.news-filters__chip--wine { background: var(--news-chip-wine); }
.news-filters__chip--indigo { background: var(--news-chip-indigo); }
.news-filters__chip--cyan { background: var(--news-chip-cyan); }
.news-filters__chip--mist { background: var(--news-chip-mist); }

.news-feed__banner {
  margin: 24px 0 6px;
}

.news-feed__banner img,
.news-list__figure img,
.news-series__banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.7) contrast(1.05);
}

.news-list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: none;
}

.news-list__item {
  display: grid;
  gap: 8px;
  padding: 22px 0 24px;
  border-bottom: 1px solid var(--line);
}

.news-list__item:nth-child(odd) {
  background: rgba(5, 23, 19, .30);
  box-shadow: 0 0 0 100vmax rgba(5, 23, 19, .30);
  clip-path: inset(0 -100vmax);
}

.news-list__item .tag {
  justify-self: start;
}

.news-list__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-white);
}

.news-list__desc {
  margin: 0;
  max-width: 66ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--c-mist);
}

.news-list__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-amber);
}

.news-list__figure {
  margin: 24px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 0;
}

.news-list__figure figcaption {
  padding: 10px 0 0;
}

.news-feed__more {
  margin: 26px 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--c-mist);
}

.news-feed__more-link {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 196, .40);
  transition: border-color var(--dur) var(--ease);
}

.news-feed__more-link:hover {
  border-bottom-color: var(--c-cyan);
}

/* ---------- 专题系列 ---------- */
.news-series__banner {
  margin: 0 0 var(--news-gap);
}

.news-series__grid {
  display: grid;
  gap: 18px;
}

.news-series__card {
  position: relative;
  padding: 22px 22px 18px;
  background: var(--panel);
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 calc(100% - 24px));
  overflow: hidden;
}

.news-series__card::after {
  content: "";
  position: absolute;
  right: -60px;
  bottom: -60px;
  width: 150px;
  height: 150px;
  border-top: 1px solid rgba(53, 224, 196, .35);
  transform: rotate(-38deg);
  pointer-events: none;
}

.news-series__card summary {
  cursor: pointer;
  list-style: none;
}

.news-series__card summary::-webkit-details-marker {
  display: none;
}

.news-series__card summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 4px;
}

.news-series__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--c-cyan);
}

.news-series__card h3 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 700;
  color: var(--c-white);
}

.news-series__meta {
  margin: 0;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--c-mist);
}

.news-series__body {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.news-series__body ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.news-series__body li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 10px;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--c-mist);
}

.news-series__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 7px;
  height: 1px;
  background: var(--c-amber);
}

/* ---------- 更新日志 ---------- */
.news-log__grid {
  display: grid;
  gap: var(--news-gap);
}

.news-log__head .section-head__title {
  margin: 10px 0 16px;
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.6vw, 34px);
  font-weight: 500;
  line-height: 1.3;
  color: var(--c-white);
}

.news-log__head .prose {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-mist);
}

.news-log__timeline {
  position: relative;
  margin: 0;
  padding: 0 0 0 22px;
  list-style: none;
  border-left: 1px solid var(--line-strong);
}

.news-log__item {
  position: relative;
  padding: 0 0 26px;
}

.news-log__item:last-child {
  padding-bottom: 0;
}

.news-log__dot {
  position: absolute;
  left: -27px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--c-amber);
  box-shadow: 0 0 0 4px rgba(242, 178, 60, .16);
}

.news-log__item summary {
  cursor: pointer;
  list-style: none;
}

.news-log__item summary::-webkit-details-marker {
  display: none;
}

.news-log__item summary:focus-visible {
  outline: 2px solid var(--c-cyan);
  outline-offset: 4px;
}

.news-log__when {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-amber);
}

.news-log__item h3 {
  margin: 8px 0 0;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--c-white);
}

.news-log__item p {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.85;
  color: var(--c-mist);
}

/* ---------- 订阅与合作 ---------- */
.news-join__inner {
  display: grid;
  gap: 18px;
}

.news-join__block {
  padding: 26px 22px 28px;
  background: var(--panel);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
}

.news-join__block--alt {
  background: var(--panel-2);
}

.news-join__block .tag {
  margin-bottom: 14px;
}

.news-join__block h2 {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 500;
  line-height: 1.36;
  color: var(--c-white);
}

.news-join__block p {
  margin: 0 0 20px;
  max-width: 56ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--c-mist);
}

.news-join__block p a {
  color: var(--c-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 196, .40);
}

.news-join__block p a:hover {
  border-bottom-color: var(--c-cyan);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .news-list__item {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "tag time"
      "title title"
      "desc desc";
    gap: 10px 24px;
  }

  .news-list__item .tag { grid-area: tag; }
  .news-list__time { grid-area: time; text-align: right; align-self: center; }
  .news-list__title { grid-area: title; }
  .news-list__desc { grid-area: desc; }

  .news-series__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .news-join__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 1024px) {
  .news-masthead__inner {
    grid-template-columns: minmax(0, 1.7fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
  }

  .news-front__grid {
    grid-template-columns: minmax(0, 1.62fr) minmax(0, 1fr);
    gap: 40px;
  }

  .news-front__side {
    grid-template-columns: minmax(0, 1fr);
    align-content: start;
  }

  .news-feed__bar {
    justify-content: space-between;
  }

  .news-log__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.45fr);
    gap: 48px;
  }

  .news-log__head {
    position: sticky;
    top: calc(var(--header-h) + var(--rail-h) + 24px);
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-filters__chip,
  .page-news .news-front__brief h3 a,
  .page-news .breadcrumbs__list a {
    transition: none;
  }

  .page-news .news-filters__chip:hover {
    transform: none;
  }
}
</main>