.page-news {
  --news-line: rgba(231, 206, 147, .18);
  --news-line-soft: rgba(231, 206, 147, .09);
  --news-dark-line: rgba(14, 17, 20, .12);
  --news-gold-deep: #8C6A1E;
  --news-celadon-deep: #3E6153;
  --news-celadon-lift: #7FB39C;
  --news-cinnabar-deep: #A02E22;
  --news-air: clamp(3rem, 8vw, 5.5rem);

  background: var(--ink);
  color: var(--text-ink);
  overflow-x: hidden;
}

.page-news h1,
.page-news h2,
.page-news h3 {
  font-family: var(--font-head);
  letter-spacing: -.01em;
  overflow-wrap: break-word;
}

.page-news img {
  max-width: 100%;
  height: auto;
}

.page-news .eyebrow {
  letter-spacing: .18em;
}

/* ---------- 首屏 ---------- */
.page-news .news-head {
  padding: clamp(1.5rem, 4vw, 3rem) 0 0;
  background:
    radial-gradient(120% 80% at 86% -12%, rgba(201, 162, 77, .17), transparent 62%),
    linear-gradient(180deg, var(--ink) 0%, #141A21 100%);
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-head__inner {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  padding-bottom: clamp(1.5rem, 4vw, 2.5rem);
}

.page-news .news-head__sep {
  color: var(--steel);
  margin: 0 .45rem;
}

.page-news .news-head h1 {
  margin: .8rem 0 0;
  font-size: var(--step-6);
  line-height: 1.1;
  color: var(--white);
  max-width: 17ch;
}

.page-news .news-head .lede {
  margin: 1rem 0 0;
  max-width: 44ch;
  font-size: var(--step-1);
  line-height: 1.8;
  color: var(--text-ink);
}

.page-news .news-head__figures {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem;
}

.page-news .news-head__figures li {
  display: grid;
  gap: .3rem;
  padding: .85rem .9rem;
  border: 1px solid var(--news-line);
  background: var(--glass);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.page-news .news-head__figures .mono {
  font-size: var(--step-2);
  line-height: 1.1;
  color: var(--gold);
  letter-spacing: .02em;
}

.page-news .news-head__figures li span:last-child {
  font-size: var(--step--1);
  color: var(--steel);
}

.page-news .news-cover {
  margin: 0 0 clamp(1.5rem, 4vw, 3rem);
  border: 1px solid var(--news-line);
  background: var(--ink-2);
}

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

.page-news .media-caption {
  font-size: var(--step--1);
  line-height: 1.75;
  color: var(--steel);
}

/* ---------- 通用小标题 ---------- */
.page-news .news-sec-head {
  max-width: 60ch;
  margin-bottom: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-news .news-sec-head h2 {
  margin: .55rem 0 0;
  font-size: var(--step-4);
  line-height: 1.22;
  color: var(--white);
}

.page-news .news-sec-lede {
  margin: .85rem 0 0;
  font-size: var(--step-0);
  line-height: 1.85;
  color: var(--steel);
}

/* ---------- 分区导航 ---------- */
.page-news .news-zones__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--news-line-soft);
  border: 1px solid var(--news-line-soft);
}

.page-news .news-zones__item {
  display: grid;
  align-content: start;
  gap: .55rem;
  padding: 1.5rem 1.2rem 1.6rem;
  background: var(--ink-2);
  border-top: 3px solid var(--zone-accent, var(--gold));
  transition: transform .3s var(--ease), background .3s var(--ease);
}

.page-news .news-zones__item:hover {
  transform: translateY(-3px);
  background: var(--ink-3);
}

.page-news .news-zones__item--hand { --zone-accent: var(--gold); }
.page-news .news-zones__item--ver { --zone-accent: var(--celadon); }
.page-news .news-zones__item--qa { --zone-accent: var(--steel); }
.page-news .news-zones__item--log { --zone-accent: var(--cinnabar); }

.page-news .news-zones__code {
  font-size: var(--step--1);
  letter-spacing: .14em;
  color: var(--zone-accent, var(--gold));
}

.page-news .news-zones__item h3 {
  margin: 0;
  font-size: var(--step-2);
  color: var(--white);
}

.page-news .news-zones__item p {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.85;
  color: var(--text-ink);
}

.page-news .news-zones__meta {
  display: flex;
  flex-wrap: wrap;
  gap: .4rem 1.1rem;
  margin-top: .35rem;
  padding-top: .7rem;
  border-top: 1px dashed var(--news-line);
  font-size: var(--step--1);
  color: var(--steel);
}

.page-news .news-zones__meta .mono {
  color: var(--gold-soft);
}

/* ---------- 最新编目 ---------- */
.page-news .news-log {
  background: var(--paper);
  color: var(--graphite);
}

.page-news .news-log .eyebrow {
  color: var(--cinnabar);
}

.page-news .news-log .news-sec-head h2 {
  color: var(--ink);
}

.page-news .news-log .news-sec-lede {
  color: var(--graphite);
}

.page-news .news-log__intro {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-log__figure {
  margin: 0;
  border: 1px solid var(--news-dark-line);
  background: var(--white);
}

.page-news .news-log__figure img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-news .news-log__groups {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.25rem);
  margin-top: clamp(1.5rem, 3.5vw, 2.5rem);
}

.page-news .news-log__group {
  border-top: 2px solid var(--zone-accent, var(--gold));
  padding-top: 1rem;
}

.page-news .news-log__group--hand { --zone-accent: var(--gold); }
.page-news .news-log__group--ver { --zone-accent: var(--celadon); }
.page-news .news-log__group--qa { --zone-accent: var(--steel); }
.page-news .news-log__group--log { --zone-accent: var(--cinnabar); }

.page-news .news-log__group-title {
  display: flex;
  align-items: baseline;
  gap: .6rem;
  margin: 0 0 .6rem;
  font-size: var(--step-2);
  color: var(--ink);
}

.page-news .news-log__group-title .mono {
  font-size: var(--step--1);
  letter-spacing: .14em;
  color: var(--graphite);
}

.page-news .news-entries {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-entry {
  border-bottom: 1px solid var(--news-dark-line);
}

.page-news .news-entry summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "time plus"
    "title title";
  gap: .3rem .75rem;
  padding: .85rem .15rem;
  transition: background .24s var(--ease);
}

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

.page-news .news-entry summary:hover {
  background: rgba(14, 17, 20, .05);
}

.page-news .news-entry summary::after {
  grid-area: plus;
  content: "＋";
  justify-self: end;
  font-family: var(--font-mono);
  font-size: var(--step--1);
  line-height: 1.4;
  color: var(--steel);
}

.page-news .news-entry details[open] > summary {
  background: rgba(14, 17, 20, .045);
}

.page-news .news-entry details[open] > summary::after {
  content: "－";
}

.page-news .news-entry__time {
  grid-area: time;
  font-size: var(--step--1);
  letter-spacing: .08em;
  color: var(--graphite);
}

.page-news .news-entry__title {
  grid-area: title;
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--ink);
}

.page-news .news-entry__body {
  margin: 0 0 .7rem 0;
  padding: .25rem 0 0 .95rem;
  border-left: 2px solid var(--news-dark-line);
}

.page-news .news-entry__body p {
  margin: .45rem 0 0;
  font-size: var(--step--1);
  line-height: 1.85;
  color: var(--graphite);
}

.page-news .news-entry__where {
  color: var(--steel);
  letter-spacing: .03em;
}

/* ---------- 收藏夹三步法 ---------- */
.page-news .news-return {
  background: linear-gradient(180deg, var(--ink) 0%, var(--ink-2) 100%);
}

.page-news .news-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--news-line-soft);
  border: 1px solid var(--news-line-soft);
}

.page-news .news-steps__item {
  display: grid;
  align-content: start;
  gap: .55rem;
  padding: 1.5rem 1.2rem 1.7rem;
  background: var(--ink-2);
}

.page-news .news-steps__num {
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--gold);
}

.page-news .news-steps__item h3 {
  margin: 0;
  font-size: var(--step-2);
  color: var(--white);
}

.page-news .news-steps__item p {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.85;
  color: var(--text-ink);
}

.page-news .news-steps__item b {
  color: var(--gold-soft);
  font-weight: 600;
}

/* ---------- 区块索引 ---------- */
.page-news .news-map {
  background: var(--paper);
  color: var(--graphite);
}

.page-news .news-map .eyebrow {
  color: var(--news-celadon-deep);
}

.page-news .news-map .news-sec-head h2 {
  color: var(--ink);
}

.page-news .news-map .news-sec-lede {
  color: var(--graphite);
}

.page-news .news-map__body {
  display: grid;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

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

.page-news .news-map__svg {
  display: block;
  width: 100%;
  height: auto;
}

.page-news .news-map__rules line {
  stroke: rgba(14, 17, 20, .16);
  stroke-width: 1;
}

.page-news .news-map__scale {
  stroke: rgba(14, 17, 20, .3);
  stroke-width: 1;
  stroke-dasharray: 3 4;
}

.page-news .news-map__nodes .is-hand { fill: var(--news-gold-deep); }
.page-news .news-map__nodes .is-ver { fill: var(--news-celadon-deep); }
.page-news .news-map__nodes .is-qa { fill: var(--steel); }
.page-news .news-map__nodes .is-log { fill: var(--news-cinnabar-deep); }

.page-news .news-map__figure {
  margin: 0;
  border: 1px solid var(--news-dark-line);
  background: var(--white);
}

.page-news .news-map__figure img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-news .news-map__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .news-map__row {
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr) auto;
  grid-template-areas:
    "code name count"
    ". tags tags";
  gap: .2rem .8rem;
  padding: .75rem .55rem;
  border-bottom: 1px solid var(--news-dark-line);
  border-left: 3px solid var(--zone-accent, transparent);
  transition: background .22s var(--ease);
}

.page-news .news-map__row:hover {
  background: rgba(14, 17, 20, .05);
}

.page-news .news-map__row--hand { --zone-accent: var(--gold); }
.page-news .news-map__row--ver { --zone-accent: var(--celadon); }
.page-news .news-map__row--qa { --zone-accent: var(--steel); }
.page-news .news-map__row--log { --zone-accent: var(--cinnabar); }

.page-news .news-map__code {
  grid-area: code;
  font-size: var(--step--1);
  color: var(--graphite);
  letter-spacing: .06em;
}

.page-news .news-map__name {
  grid-area: name;
  font-size: var(--step-0);
  color: var(--ink);
}

.page-news .news-map__tags {
  grid-area: tags;
  font-size: var(--step--1);
  color: var(--graphite);
  letter-spacing: .02em;
}

.page-news .news-map__count {
  grid-area: count;
  font-size: var(--step--1);
  text-align: right;
  color: var(--steel);
}

.page-news .news-map__legend {
  margin: 1.4rem 0 0;
  padding-top: .95rem;
  border-top: 1px solid var(--news-dark-line);
  font-size: var(--step--1);
  line-height: 1.95;
  color: var(--graphite);
}

.page-news .news-map__legend .mono {
  color: var(--news-gold-deep);
  letter-spacing: .06em;
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  background:
    radial-gradient(90% 60% at 8% 0%, rgba(95, 143, 124, .16), transparent 62%),
    var(--ink);
  border-top: 1px solid var(--news-line);
  border-bottom: 1px solid var(--news-line);
}

.page-news .news-series__head {
  display: grid;
  gap: 1.5rem;
}

.page-news .news-series__figure {
  margin: 0;
  border: 1px solid var(--news-line);
  background: var(--ink-2);
}

.page-news .news-series__figure img {
  display: block;
  width: 100%;
  object-fit: cover;
}

.page-news .news-series__track {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-top: .5rem;
  padding-bottom: 1.5rem;
}

.page-news .news-series__card {
  flex: 0 0 min(80vw, 300px);
  scroll-snap-align: start;
  display: grid;
  align-content: start;
  gap: .6rem;
  padding: 1.4rem 1.2rem 1.6rem;
  background: var(--ink-2);
  border: 1px solid var(--news-line);
  transition: transform .3s var(--ease), border-color .3s var(--ease);
}

.page-news .news-series__card:nth-child(2) { flex-basis: min(86vw, 360px); }
.page-news .news-series__card:nth-child(3) { flex-basis: min(76vw, 280px); }
.page-news .news-series__card:nth-child(4) { flex-basis: min(84vw, 330px); }

.page-news .news-series__card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.page-news .news-series__tag {
  margin: 0;
  font-size: var(--step--1);
  letter-spacing: .08em;
  color: var(--news-celadon-lift);
}

.page-news .news-series__card h3 {
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.35;
  color: var(--white);
}

.page-news .news-series__card p {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.85;
  color: var(--text-ink);
}

.page-news .news-series__meta {
  margin-top: .2rem;
  padding-top: .7rem;
  border-top: 1px dashed var(--news-line);
  color: var(--gold-soft);
}

/* ---------- 回访与更新 ---------- */
.page-news .news-keep__grid {
  display: grid;
  gap: 1px;
  background: var(--news-line-soft);
  border: 1px solid var(--news-line-soft);
}

.page-news .news-keep__card {
  display: grid;
  align-content: start;
  gap: .55rem;
  padding: 1.4rem 1.2rem 1.6rem;
  background: var(--ink);
}

.page-news .news-keep__num {
  font-size: var(--step--1);
  letter-spacing: .16em;
  color: var(--gold);
}

.page-news .news-keep__card h3 {
  margin: 0;
  font-size: var(--step-1);
  color: var(--white);
}

.page-news .news-keep__card p {
  margin: 0;
  font-size: var(--step--1);
  line-height: 1.85;
  color: var(--text-ink);
}

.page-news .news-keep__card b {
  color: var(--gold-soft);
}

.page-news .news-keep__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: clamp(1.25rem, 3vw, 2rem);
}

.page-news .news-keep__note {
  margin: 1.25rem 0 0;
  font-size: var(--step--1);
  line-height: 1.9;
  color: var(--steel);
}

.page-news .news-keep__note a {
  color: var(--gold-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 700px) {
  .page-news .news-entry summary {
    grid-template-columns: 5.5rem minmax(0, 1fr) auto;
    grid-template-areas: "time title plus";
    align-items: baseline;
  }

  .page-news .news-map__row {
    grid-template-columns: 2.4rem minmax(0, 1fr) minmax(0, 1fr) auto;
    grid-template-areas: "code name tags count";
    align-items: baseline;
    gap: .5rem 1rem;
  }

  .page-news .news-zones__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-keep__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .news-log__intro {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
  }

  .page-news .news-log__groups {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-series__head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
  }

  .page-news .news-series__card:nth-child(even) {
    margin-top: 1.75rem;
  }

  .page-news .news-keep__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 820px) {
  .page-news .news-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .page-news .news-head__inner {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    align-items: end;
    column-gap: clamp(1.5rem, 3vw, 2.5rem);
  }

  .page-news .news-head .breadcrumb {
    grid-column: 1 / -1;
  }
}

@media (min-width: 980px) {
  .page-news .news-map__body {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-news .news-zones__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-zones__item,
  .page-news .news-series__card,
  .page-news .news-entry summary,
  .page-news .news-map__row {
    transition: none;
  }

  .page-news .news-zones__item:hover,
  .page-news .news-series__card:hover {
    transform: none;
  }
}