.page-news {
  --jn-rail: 218px;
  --jn-gap: clamp(1.6rem, 4vw, 3.4rem);
  --jn-line: rgba(232, 179, 60, .26);
  padding-bottom: clamp(2.5rem, 7vw, 5rem);
}

/* ===== 首屏 ===== */
.page-news .jn-hero {
  padding-top: clamp(1.2rem, 3vw, 2.2rem);
}

.page-news .jn-hero__eyebrow {
  margin-top: clamp(1.2rem, 4vw, 2.6rem);
}

.page-news .jn-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.9rem, 10vw, 6.5rem);
  line-height: 1.02;
  letter-spacing: .09em;
  margin: .22em 0 0;
  color: var(--text);
}

.page-news .jn-hero__body {
  display: grid;
  gap: var(--jn-gap);
  align-items: end;
  margin-top: clamp(1.4rem, 3.5vw, 2.4rem);
}

.page-news .jn-hero__lede {
  max-width: 62ch;
  margin: 0;
  font-size: clamp(1rem, 1.55vw, 1.14rem);
  line-height: 1.95;
  color: var(--text-dim);
}

.page-news .jn-figs {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.1rem, 3vw, 2.4rem);
}

.page-news .jn-fig {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  min-width: 5.4rem;
}

.page-news .jn-fig__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.2vw, 2.1rem);
  line-height: 1;
  color: var(--gold);
  letter-spacing: .02em;
}

.page-news .jn-fig__lab {
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--text-faint);
}

.page-news .jn-hero-media {
  --media-ratio: 16 / 7;
  margin: clamp(1.8rem, 4.5vw, 3.2rem) 0 0;
}

.page-news .media {
  overflow: hidden;
}

.page-news .media > img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  display: block;
}

/* ===== 本期同步 ===== */
.page-news .jn-h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.55rem, 3.6vw, 2.3rem);
  line-height: 1.4;
  letter-spacing: .06em;
  margin: .55rem 0 0;
  color: var(--text);
}

.page-news .jn-lead {
  max-width: 60ch;
  margin: clamp(.9rem, 2vw, 1.3rem) 0 0;
  color: var(--text-dim);
  line-height: 1.9;
}

.page-news .jn-sync-grid {
  display: grid;
  gap: var(--jn-gap);
  margin-top: clamp(1.5rem, 4vw, 2.6rem);
}

.page-news .jn-sync__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.page-news .jn-sync__list li {
  position: relative;
  padding-left: 1.7rem;
  color: var(--text-dim);
  line-height: 1.9;
  font-size: .96rem;
}

.page-news .jn-sync__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 9px;
  height: 9px;
  border: 1px solid var(--gold);
  background: rgba(232, 179, 60, .18);
  transform: rotate(45deg);
}

.page-news .jn-sync__list strong {
  color: var(--gold-soft);
  font-weight: 600;
  margin-right: .1em;
}

.page-news .jn-sync__note {
  margin: 1.5rem 0 0;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line-soft);
  color: var(--text-faint);
  font-size: .9rem;
  line-height: 1.9;
}

.page-news .jn-sync__note a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--jn-line);
}

.page-news .jn-sync-media {
  --media-ratio: 25 / 16;
  margin: 0;
}

/* ===== 目录 + 长条目 ===== */
.page-news .jn-stream-grid {
  display: grid;
  gap: var(--jn-gap);
}

.page-news .jn-rail__title {
  margin: 0 0 .9rem;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .24em;
  color: var(--gold);
}

.page-news .jn-rail__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 1rem;
}

.page-news .jn-rail__list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: .6rem;
  padding: .74rem .1rem;
  border-bottom: 1px solid var(--line-soft);
  color: var(--text-dim);
  font-size: .88rem;
  letter-spacing: .08em;
  text-decoration: none;
  transition: color .25s var(--ease), padding-left .25s var(--ease), border-color .25s var(--ease);
}

.page-news .jn-rail__list a em {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: .72rem;
  color: var(--text-faint);
  letter-spacing: .1em;
}

.page-news .jn-rail__list a:hover,
.page-news .jn-rail__list a:focus-visible {
  color: var(--gold);
  padding-left: .55rem;
  border-bottom-color: var(--jn-line);
}

.page-news .jn-rail__hint {
  margin: 1.1rem 0 0;
  color: var(--text-faint);
  font-size: .82rem;
  line-height: 1.85;
}

.page-news .jn-entries {
  min-width: 0;
}

.page-news .jn-entry {
  padding: clamp(1.15rem, 2.8vw, 1.9rem) 0;
  border-top: 1px solid var(--line-soft);
  transition: padding-left .3s var(--ease), border-color .3s var(--ease);
}

.page-news .jn-entry:last-of-type {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .jn-entry:hover {
  padding-left: .8rem;
  border-top-color: var(--jn-line);
}

.page-news .jn-entry--lead {
  border-top-color: var(--gold);
  padding-bottom: clamp(1.6rem, 3.6vw, 2.5rem);
}

.page-news .jn-entry__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.page-news .jn-entry__time {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--text-faint);
  white-space: nowrap;
}

.page-news .jn-entry__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.12rem, 2.1vw, 1.4rem);
  line-height: 1.55;
  letter-spacing: .025em;
  margin: .7rem 0 0;
  color: var(--text);
}

.page-news .jn-entry--lead .jn-entry__title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  line-height: 1.36;
  letter-spacing: .05em;
  margin-top: .9rem;
}

/* 栏目标签配色 */
.page-news .jn-tag--dyn {
  color: #B9A8F2;
  border-color: rgba(123, 95, 214, .6);
  background: rgba(123, 95, 214, .12);
}

.page-news .jn-tag--install {
  color: var(--gold-soft);
  border-color: rgba(232, 179, 60, .55);
  background: rgba(232, 179, 60, .1);
}

.page-news .jn-tag--field {
  color: var(--white-custom);
  border-color: rgba(234, 247, 251, .45);
  background: rgba(234, 247, 251, .07);
}

/* 展开摘要 */
.page-news .jn-more {
  margin-top: .8rem;
}

.page-news .jn-more summary {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .14em;
  color: var(--gold);
  transition: color .25s var(--ease);
}

.page-news .jn-more summary::-webkit-details-marker {
  display: none;
}

.page-news .jn-more summary::after {
  content: "＋";
  font-size: .95rem;
  line-height: 1;
  transition: transform .25s var(--ease);
}

.page-news .jn-more[open] summary::after {
  content: "－";
}

.page-news .jn-more summary:hover {
  color: var(--gold-soft);
}

.page-news .jn-more p {
  max-width: 66ch;
  margin: .8rem 0 0;
  color: var(--text-dim);
  font-size: .94rem;
  line-height: 1.92;
}

.page-news .jn-more__fig {
  --media-ratio: 3 / 2;
  margin: 1.1rem 0 0;
}

.page-news .jn-top {
  margin: clamp(1.4rem, 3vw, 2rem) 0 0;
  text-align: right;
}

.page-news .jn-top a {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  color: var(--text-faint);
  text-decoration: none;
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: .2rem;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}

.page-news .jn-top a:hover {
  color: var(--gold);
  border-bottom-color: var(--jn-line);
}

/* ===== 四个栏目 ===== */
.page-news .jn-columns {
  display: grid;
  gap: 1px;
  margin-top: clamp(1.5rem, 4vw, 2.6rem);
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .jn-col {
  background: var(--ink-abyss);
  padding: clamp(1.3rem, 3.2vw, 2.2rem);
}

.page-news .jn-col__freq {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--gold-soft);
}

.page-news .jn-col__name {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.4vw, 1.5rem);
  letter-spacing: .08em;
  margin: .7rem 0 0;
  color: var(--text);
}

.page-news .jn-col__desc {
  margin: .7rem 0 0;
  color: var(--text-dim);
  font-size: .93rem;
  line-height: 1.9;
}

/* ===== 专题连载 ===== */
.page-news .jn-series-list {
  display: grid;
  gap: clamp(.9rem, 2.4vw, 1.4rem);
  margin-top: clamp(1.5rem, 4vw, 2.6rem);
}

.page-news .jn-series {
  display: grid;
  gap: .8rem;
  padding: clamp(1.2rem, 3vw, 1.8rem);
  border: 1px solid var(--line-soft);
  border-left: 2px solid rgba(123, 95, 214, .55);
  background: rgba(20, 26, 69, .48);
  transition: border-color .3s var(--ease), background .3s var(--ease);
}

.page-news .jn-series:hover {
  border-left-color: var(--gold);
  background: rgba(20, 26, 69, .7);
}

.page-news .jn-series__no {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  line-height: 1;
  color: var(--nebula);
}

.page-news .jn-series__name {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  letter-spacing: .04em;
  margin: 0;
  color: var(--text);
}

.page-news .jn-series__desc {
  margin: .55rem 0 0;
  color: var(--text-dim);
  font-size: .93rem;
  line-height: 1.9;
}

.page-news .jn-series__count {
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .12em;
  color: var(--text-faint);
  white-space: nowrap;
}

/* ===== 跟进方式 ===== */
.page-news .jn-follow-grid {
  display: grid;
  gap: var(--jn-gap);
  margin-top: clamp(1.5rem, 4vw, 2.6rem);
}

.page-news .jn-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.2rem;
}

.page-news .jn-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .95rem;
  align-items: start;
}

.page-news .jn-step__no {
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--gold);
  padding-top: .35rem;
}

.page-news .jn-step__body {
  margin: 0;
  color: var(--text-dim);
  line-height: 1.92;
  font-size: .95rem;
}

.page-news .jn-step__body a {
  color: var(--gold);
  text-decoration: none;
  border-bottom: 1px solid var(--jn-line);
}

.page-news .jn-card {
  padding: clamp(1.4rem, 3.2vw, 2.1rem);
  border: 1px solid var(--jn-line);
  background: var(--ink-deep);
}

.page-news .jn-card__title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-news .jn-contact__line {
  margin: 0 0 .45rem;
  font-family: var(--font-mono);
  font-size: .88rem;
  letter-spacing: .03em;
  color: var(--text);
  word-break: break-all;
}

.page-news .jn-contact__note {
  margin: 1rem 0 0;
  color: var(--text-dim);
  font-size: .9rem;
  line-height: 1.88;
}

.page-news .jn-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  margin-top: 1.3rem;
}

/* ===== 响应式 ===== */
@media (min-width: 760px) {
  .page-news .jn-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .jn-series {
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 1.5rem;
  }

  .page-news .jn-series__desc {
    max-width: 58ch;
  }
}

@media (min-width: 900px) {
  .page-news .jn-sync-grid {
    grid-template-columns: 1.1fr .9fr;
    align-items: start;
  }

  .page-news .jn-follow-grid {
    grid-template-columns: 1fr .88fr;
    align-items: start;
  }
}

@media (min-width: 1020px) {
  .page-news .jn-hero__body {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }

  .page-news .jn-stream-grid {
    grid-template-columns: var(--jn-rail) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .jn-rail__inner {
    position: sticky;
    top: 108px;
  }

  .page-news .jn-rail__list {
    grid-template-columns: minmax(0, 1fr);
    column-gap: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .jn-entry,
  .page-news .jn-rail__list a,
  .page-news .jn-series,
  .page-news .jn-more summary::after,
  .page-news .jn-top a {
    transition: none;
  }
}