.page-news {
  --news-hair: rgba(11, 31, 51, .14);
  background: var(--sand);
  color: var(--text);
}

.page-news h1,
.page-news h2,
.page-news h3 {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  letter-spacing: -.01em;
}

.page-news p {
  margin: 0;
}

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

/* ---------- 首屏 ---------- */
.page-news .news-masthead {
  padding-block: clamp(1.15rem, 3vw, 1.9rem) clamp(1.5rem, 4vw, 2.75rem);
  background:
    radial-gradient(110% 80% at 92% 4%, rgba(224, 165, 38, .20), rgba(224, 165, 38, 0) 62%),
    radial-gradient(80% 70% at 0% 100%, rgba(27, 71, 104, .10), rgba(27, 71, 104, 0) 70%),
    linear-gradient(180deg, #FBF8F1 0%, var(--sand) 100%);
  border-bottom: 1px solid var(--news-hair);
}

.page-news .news-masthead .crumbs {
  margin-bottom: clamp(.9rem, 2vw, 1.35rem);
}

.page-news .news-masthead__grid {
  display: grid;
  gap: clamp(1.35rem, 3.5vw, 2.5rem);
}

.page-news .news-masthead__lead {
  display: grid;
  gap: .95rem;
  align-content: start;
}

.page-news .news-masthead h1 {
  font-size: clamp(2rem, 7vw, 4.1rem);
  font-weight: 900;
  line-height: 1.08;
  text-wrap: balance;
}

.page-news .news-masthead .lede {
  max-width: 46ch;
  font-size: clamp(1rem, 1.6vw, 1.0625rem);
  line-height: 1.8;
  color: var(--muted-ink);
}

.page-news .news-masthead__figure {
  margin: 0;
}

.page-news .news-masthead__figure .figure__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: 0 28px 50px -36px rgba(11, 31, 51, .8);
}

/* ---------- 三栏骨架 ---------- */
.page-news .news-board {
  display: grid;
  gap: clamp(1.6rem, 4vw, 2.6rem);
  padding-block: clamp(1.5rem, 4vw, 2.9rem) clamp(2rem, 5vw, 3.5rem);
}

.page-news .news-index,
.page-news .news-side {
  min-width: 0;
}

.page-news .news-index__label {
  margin-bottom: .65rem;
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--red);
}

.page-news .news-index .toc__list {
  display: flex;
  gap: .5rem;
  margin: 0;
  padding: 0 0 .55rem;
  list-style: none;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.page-news .news-index .toc__link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .48rem .85rem;
  border: 1px solid var(--news-hair);
  border-radius: 999px;
  background: #FFFDF8;
  color: var(--ink-2);
  font-size: .875rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background 190ms var(--ease), color 190ms var(--ease), border-color 190ms var(--ease);
}

.page-news .news-index .toc__link:hover {
  border-color: var(--gold);
  color: var(--ink);
}

.page-news .news-index .toc__link.is-current,
.page-news .news-index .toc__link[aria-current] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--sand);
}

.page-news .toc__index {
  font-size: .72rem;
  color: var(--slate);
}

.page-news .news-index .toc__link.is-current .toc__index,
.page-news .news-index .toc__link[aria-current] .toc__index {
  color: var(--gold-soft);
}

.page-news .news-index__note {
  margin-top: 1.05rem;
  padding-top: .85rem;
  border-top: 1px solid var(--news-hair);
  font-size: .82rem;
  line-height: 1.7;
  color: var(--muted-ink);
}

.page-news .news-index__note .mono {
  margin-bottom: .3rem;
  font-size: .74rem;
  letter-spacing: .1em;
  color: var(--ink-3);
}

/* ---------- 区块与标题 ---------- */
.page-news .news-block + .news-block {
  margin-top: clamp(2rem, 5vw, 3.4rem);
}

.page-news .news-block__head {
  display: grid;
  gap: .55rem;
  margin-bottom: clamp(1.05rem, 2.5vw, 1.55rem);
}

.page-news .news-block__kicker {
  margin: 0;
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--red);
}

.page-news .news-block__title {
  font-size: clamp(1.55rem, 3.6vw, 2.3rem);
  font-weight: 900;
  line-height: 1.2;
}

.page-news .news-block__lede {
  max-width: 46ch;
  font-size: .97rem;
  line-height: 1.8;
  color: var(--muted-ink);
}

/* ---------- 目录条目 ---------- */
.page-news .news-list {
  display: grid;
  gap: .1rem;
  border-top: 1px solid var(--news-hair);
}

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

.page-news .entry[open] {
  margin-block: .55rem;
  padding-inline: clamp(.55rem, 2vw, 1rem);
  border-bottom-color: transparent;
  border-radius: var(--r-md);
  background: #FFFDF8;
  box-shadow: 0 20px 42px -34px rgba(11, 31, 51, .9);
}

.page-news .entry__summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "no when"
    "main main";
  gap: .4rem .8rem;
  padding: 1rem .15rem 1.1rem;
  list-style: none;
  cursor: pointer;
}

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

.page-news .entry__summary::marker {
  content: "";
}

.page-news .entry__no {
  grid-area: no;
  font-family: var(--mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--ink-3);
}

.page-news .entry__when {
  grid-area: when;
  justify-self: end;
  font-family: var(--mono);
  font-size: .74rem;
  color: var(--slate);
}

.page-news .entry__main {
  grid-area: main;
  display: grid;
  gap: .38rem;
  align-content: start;
}

.page-news .entry__cat {
  justify-self: start;
  font-size: .72rem;
  letter-spacing: .05em;
}

.page-news .entry__title {
  display: block;
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  transition: color 180ms var(--ease);
}

.page-news .entry__summary:hover .entry__title {
  color: var(--ink-3);
}

.page-news .entry__excerpt {
  display: block;
  font-size: .9rem;
  line-height: 1.75;
  color: var(--muted-ink);
}

.page-news .entry__toggle {
  display: inline-block;
  margin-top: .1rem;
  font-family: var(--mono);
  font-size: .74rem;
  letter-spacing: .04em;
  color: var(--red);
}

.page-news .entry__toggle::after {
  content: "＋ 展开要点";
}

.page-news .entry[open] .entry__toggle::after {
  content: "－ 收起";
}

.page-news .entry__more {
  display: grid;
  gap: .6rem;
  padding: .9rem .15rem 1.2rem;
  border-top: 1px dashed var(--news-hair);
  font-size: .9rem;
  line-height: 1.78;
  color: var(--muted-ink);
}

.page-news .entry__more ul {
  display: grid;
  gap: .35rem;
  margin: 0;
  padding-left: 1.1rem;
}

.page-news .entry__more li::marker {
  color: var(--gold);
}

/* ---------- 版本观察 ---------- */
.page-news .news-figure {
  margin: 0 0 1.15rem;
}

.page-news .news-figure .figure__media {
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-news .obs-list {
  display: grid;
  gap: .9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .obs-list__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: .8rem;
  padding: 1rem 1.05rem;
  border-left: 3px solid var(--gold);
  border-radius: var(--r-md);
  background: #FFFDF8;
}

.page-news .obs-list__num {
  padding-top: .28rem;
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--ink-3);
  white-space: nowrap;
}

.page-news .obs-list__item h3 {
  margin-bottom: .32rem;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.5;
}

.page-news .obs-list__item p {
  font-size: .9rem;
  line-height: 1.78;
  color: var(--muted-ink);
}

/* ---------- 深色方法区 ---------- */
.page-news .news-block--ink {
  padding: clamp(1.3rem, 4vw, 2.3rem);
  border-radius: var(--r-lg);
  background: linear-gradient(158deg, var(--ink) 0%, var(--ink-2) 100%);
  color: var(--sand);
}

.page-news .news-block--ink .news-block__kicker {
  color: var(--gold-soft);
}

.page-news .news-block--ink .news-block__title {
  color: var(--sand);
}

.page-news .news-block--ink .news-block__lede {
  color: rgba(247, 242, 232, .78);
}

.page-news .method-list {
  display: grid;
  gap: 1.05rem;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .method-item {
  display: grid;
  gap: .3rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line-light);
}

.page-news .method-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .method-item__no {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .12em;
  color: var(--gold-soft);
}

.page-news .method-item h3 {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--sand);
}

.page-news .method-item p {
  font-size: .9rem;
  line-height: 1.8;
  color: rgba(247, 242, 232, .76);
}

/* ---------- 客户场景 ---------- */
.page-news .scene-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: .9rem;
}

.page-news .scene-card {
  display: grid;
  gap: .42rem;
  align-content: start;
  padding: 1.1rem 1.15rem;
  border-radius: var(--r-md);
  background: var(--sand-card);
}

.page-news .scene-card__role {
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .12em;
  color: var(--red);
}

.page-news .scene-card h3 {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.55;
}

.page-news .scene-card p {
  font-size: .88rem;
  line-height: 1.76;
  color: var(--muted-ink);
}

/* ---------- 订阅 ---------- */
.page-news .news-cta {
  display: grid;
  gap: .78rem;
  padding: clamp(1.2rem, 4vw, 2rem);
  border: 1px solid var(--news-hair);
  border-top: 3px solid var(--red);
  border-radius: var(--r-lg);
  background: linear-gradient(150deg, #FFFDF8 0%, var(--sand-card) 100%);
}

.page-news .news-cta h2 {
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  font-weight: 900;
  line-height: 1.32;
}

.page-news .news-cta p {
  max-width: 48ch;
  font-size: .94rem;
  line-height: 1.8;
  color: var(--muted-ink);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  margin-top: .25rem;
}

.page-news .news-cta__contact {
  font-size: .8rem;
  letter-spacing: .02em;
  color: var(--ink-3);
}

/* ---------- 右旁注 ---------- */
.page-news .news-side {
  display: grid;
  gap: 1.4rem;
  align-content: start;
}

.page-news .news-side__head {
  margin-bottom: .85rem;
  padding-bottom: .55rem;
  border-bottom: 2px solid var(--ink);
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--ink);
}

.page-news .side-pick {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .side-pick__no {
  font-size: .72rem;
  letter-spacing: .08em;
  color: var(--ink-3);
}

.page-news .side-pick__title {
  margin: .15rem 0;
  font-size: .95rem;
  font-weight: 700;
  line-height: 1.55;
  color: var(--ink);
}

.page-news .side-pick__meta {
  font-size: .78rem;
  color: var(--slate);
}

.page-news .news-side__figure {
  margin: 0;
}

.page-news .news-side__figure .figure__media {
  overflow: hidden;
  border: 1px solid var(--news-hair);
  border-radius: var(--r-md);
}

.page-news .news-side__links {
  display: grid;
  gap: .62rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-side__links a {
  display: block;
  padding-left: .7rem;
  border-left: 2px solid var(--sand-card);
  font-size: .875rem;
  line-height: 1.65;
  color: var(--ink-2);
  text-decoration: none;
  transition: border-color 190ms var(--ease), color 190ms var(--ease);
}

.page-news .news-side__links a:hover {
  border-color: var(--gold);
  color: var(--ink);
}

/* ---------- 媒体查询 ---------- */
@media (min-width: 620px) {
  .page-news .news-masthead__figure .figure__media {
    aspect-ratio: 16 / 9;
  }
}

@media (min-width: 760px) {
  .page-news .entry__summary {
    grid-template-columns: 86px minmax(0, 1fr) 92px;
    grid-template-areas: "no main when";
    gap: .4rem 1rem;
    padding: 1.25rem .2rem;
  }

  .page-news .entry__no {
    padding-top: .3rem;
  }

  .page-news .entry__when {
    padding-top: .32rem;
    text-align: right;
  }
}

@media (min-width: 900px) {
  .page-news .news-masthead__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
    align-items: end;
  }

  .page-news .news-masthead__figure {
    margin-left: auto;
  }
}

@media (min-width: 960px) {
  .page-news .news-board {
    grid-template-columns: 190px minmax(0, 1fr) 236px;
    gap: clamp(1.5rem, 2.6vw, 2.4rem);
    align-items: start;
  }

  .page-news .news-index,
  .page-news .news-side {
    position: sticky;
    top: 7.5rem;
  }

  .page-news .news-index .toc__list {
    flex-direction: column;
    gap: .28rem;
    padding-bottom: 0;
    overflow: visible;
  }

  .page-news .news-index .toc__link {
    width: 100%;
    padding: .48rem .62rem;
    border-color: transparent;
    border-radius: var(--r-sm);
    background: transparent;
  }

  .page-news .news-index .toc__link:hover {
    border-color: transparent;
    background: var(--sand-card);
  }

  .page-news .news-index .toc__link.is-current,
  .page-news .news-index .toc__link[aria-current] {
    background: var(--ink);
    color: var(--sand);
  }
}

@media (min-width: 1180px) {
  .page-news .news-board {
    grid-template-columns: 210px minmax(0, 1fr) 260px;
  }

  .page-news .news-masthead h1 {
    max-width: 15ch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-index .toc__link,
  .page-news .entry__title,
  .page-news .news-side__links a {
    transition: none;
  }
}