.page-news {
  --news-rail-w: 236px;
  --news-band-line: rgba(242, 169, 59, 0.55);
  --news-hover: rgba(198, 242, 74, 0.06);
}

.page-news .news-breadcrumb {
  display: flex;
  align-items: center;
  gap: 9px;
  padding-top: clamp(18px, 3vw, 30px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .news-breadcrumb a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.12s var(--ease), border-color 0.12s var(--ease);
}

.page-news .news-breadcrumb a:hover,
.page-news .news-breadcrumb a:focus-visible {
  color: var(--lime);
  border-bottom-color: var(--lime);
}

.page-news .news-breadcrumb__sep {
  color: var(--line);
}

.page-news .news-breadcrumb span[aria-current] {
  color: var(--text-soft);
}

/* ---------- 报头 ---------- */

.page-news .news-masthead {
  display: grid;
  gap: clamp(24px, 4vw, 40px);
  padding: clamp(24px, 4.5vw, 52px) 0 clamp(28px, 4vw, 46px);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-masthead h1 {
  margin: 14px 0 18px;
  max-width: 22ch;
  font-size: clamp(31px, 6.2vw, 58px);
  font-weight: 900;
  line-height: 1.03;
  letter-spacing: -0.025em;
  color: var(--text);
}

.page-news .news-masthead .lede {
  max-width: 58ch;
  color: var(--text-soft);
  font-size: clamp(16px, 1.9vw, 18px);
  line-height: 1.78;
}

.page-news .news-facts {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 26px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-soft);
}

.page-news .news-facts li {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .news-facts strong {
  margin-right: 6px;
  font-weight: 700;
  color: var(--amber);
}

.page-news .news-masthead__figure {
  margin: 0;
  position: relative;
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% 100%, 5% 100%);
}

.page-news .news-masthead__figure img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
}

.page-news .media__caption {
  display: block;
  padding: 10px 12px;
  border-top: 1px solid var(--line-soft);
  background: var(--panel-2);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

/* ---------- 主体：左栏索引 + 右栏条目流 ---------- */

.page-news .news-body {
  display: grid;
  gap: clamp(28px, 4vw, 46px);
  padding: clamp(30px, 5vw, 62px) 0 clamp(40px, 6vw, 80px);
}

.page-news .news-rail__inner {
  padding: 18px 16px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--panel) 0%, var(--panel-2) 100%);
  box-shadow: var(--shadow);
}

.page-news .news-rail__k {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

.page-news .news-rail__list {
  list-style: none;
  display: grid;
  gap: 2px;
  margin: 0 0 20px;
  padding: 0;
}

.page-news .news-rail__list a {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  align-items: baseline;
  gap: 8px;
  padding: 9px 8px;
  font-size: 14px;
  line-height: 1.4;
  color: var(--text-soft);
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: background 0.12s var(--ease), border-color 0.12s var(--ease), color 0.12s var(--ease);
}

.page-news .news-rail__list a .mono {
  font-size: 11px;
  color: var(--amber-dim);
}

.page-news .news-rail__list a:hover,
.page-news .news-rail__list a:focus-visible {
  background: var(--news-hover);
  border-left-color: var(--lime);
  color: var(--lime-soft);
}

.page-news .news-rail__list a:hover .mono,
.page-news .news-rail__list a:focus-visible .mono {
  color: var(--lime);
}

.page-news .news-rail__issue {
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.page-news .news-rail__vol {
  margin: 10px 0 6px;
  font-size: 15px;
  letter-spacing: 0.06em;
}

.page-news .news-rail__sub {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--muted);
}

/* ---------- 章节骨架 ---------- */

.page-news .news-sec {
  padding-bottom: clamp(30px, 4vw, 48px);
  margin-bottom: clamp(30px, 4vw, 48px);
  border-bottom: 1px solid var(--line-soft);
}

.page-news .news-sec:last-of-type {
  border-bottom: 0;
}

.page-news .news-sec__head h2 {
  margin: 10px 0 14px;
  max-width: 26ch;
  font-size: clamp(22px, 3.4vw, 34px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.018em;
  color: var(--text);
}

.page-news .news-sec__head .lede {
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
}

/* ---------- 节奏面板 ---------- */

.page-news .news-pace {
  list-style: none;
  display: grid;
  gap: 1px;
  margin: 28px 0 0;
  padding: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}

.page-news .news-pace__item {
  display: grid;
  align-content: start;
  gap: 9px;
  padding: 18px 16px;
  background: var(--panel-2);
}

.page-news .news-pace__item .tag {
  justify-self: start;
}

.page-news .news-pace__freq {
  margin: 0;
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--amber);
}

.page-news .news-pace__item p:last-child {
  margin: 0;
  font-size: 14px;
  line-height: 1.68;
  color: var(--muted);
}

/* ---------- 专题带 ---------- */

.page-news .news-band {
  display: grid;
  gap: 20px;
  margin: 30px 0;
  padding: 22px 20px 22px 20px;
  border-left: 3px solid var(--news-band-line);
  background: linear-gradient(100deg, rgba(242, 169, 59, 0.1) 0%, rgba(242, 169, 59, 0.02) 55%, transparent 100%);
}

.page-news .news-band__k {
  margin: 0 0 10px;
  font-size: 11.5px;
  letter-spacing: 0.16em;
}

.page-news .news-band__text {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-soft);
}

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

.page-news .news-diff li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 8px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.68;
  color: var(--muted);
}

.page-news .news-diff .mono {
  font-size: 11px;
}

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

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

/* ---------- 条目列表 ---------- */

.page-news .news-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  border-top: 1px solid var(--line-soft);
}

.page-news .news-list--tight {
  margin-top: 6px;
  border-top: 0;
}

.page-news .news-entry {
  border-bottom: 1px solid var(--line-soft);
  transition: background 0.14s var(--ease);
}

.page-news .news-entry:hover {
  background: var(--news-hover);
}

.page-news .news-list--tight .news-entry:last-child {
  border-bottom: 0;
}

.page-news .news-entry__inner {
  display: grid;
  gap: 7px;
  padding: 16px 10px 16px 6px;
}

.page-news .news-entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-news .news-entry__title {
  margin: 0;
  font-size: clamp(16px, 1.75vw, 19px);
  font-weight: 700;
  line-height: 1.48;
  letter-spacing: -0.006em;
  color: var(--text);
}

.page-news .news-list--tight .news-entry__title {
  font-size: 15.5px;
}

.page-news .news-entry__desc {
  margin: 0;
  max-width: 60ch;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .news-entry__foot {
  margin: 2px 0 0;
  font-size: 11.5px;
  letter-spacing: 0.07em;
  color: var(--muted);
  opacity: 0.72;
  transition: opacity 0.14s var(--ease), color 0.14s var(--ease);
}

.page-news .news-entry:hover .news-entry__foot {
  opacity: 1;
  color: var(--lime);
}

/* ---------- 三个场景列 ---------- */

.page-news .news-scene {
  display: grid;
  gap: 24px;
  margin-top: 26px;
}

.page-news .news-scene__col {
  padding-top: 14px;
  border-top: 2px solid var(--line);
}

.page-news .news-scene__h {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-soft);
}

.page-news .news-scene__h .mono {
  font-size: 11px;
  letter-spacing: 0.16em;
}

/* ---------- 案例合集 ---------- */

.page-news .news-collection {
  display: grid;
  gap: 26px;
  margin-top: 26px;
}

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

.page-news .news-collection__item {
  padding: 18px 16px;
  background: var(--panel-2);
  transition: background 0.14s var(--ease);
}

.page-news .news-collection__item:hover {
  background: var(--panel);
}

.page-news .news-collection__item--table {
  background: rgba(242, 169, 59, 0.07);
}

.page-news .news-collection__item--table:hover {
  background: rgba(242, 169, 59, 0.12);
}

.page-news .news-collection__no {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.16em;
}

.page-news .news-collection__title {
  margin: 0 0 8px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.page-news .news-collection__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .news-collection__figure {
  margin: 0;
  border: 1px solid var(--line-soft);
  background: var(--ink-deep);
  box-shadow: var(--shadow);
}

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

/* ---------- 笔记配图 ---------- */

.page-news .news-notes__figure {
  margin: 28px 0 0;
  border: 1px solid var(--line-soft);
  background: var(--ink-deep);
}

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

/* ---------- 去向提示 ---------- */

.page-news .news-next {
  padding: 20px 0 0;
  border-top: 1px solid var(--line-soft);
}

.page-news .news-next__text {
  margin: 0;
  max-width: 68ch;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .news-next__text a {
  color: var(--lime);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.12s var(--ease), color 0.12s var(--ease);
}

.page-news .news-next__text a:hover,
.page-news .news-next__text a:focus-visible {
  color: var(--lime-soft);
  border-bottom-color: var(--lime);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-news .news-pace {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .news-band {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    align-items: start;
    gap: 26px;
    padding: 24px 24px 24px 22px;
  }
}

@media (min-width: 860px) {
  .page-news .news-scene {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
  }

  .page-news .news-collection {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.68fr);
    align-items: start;
    gap: 30px;
  }
}

@media (min-width: 960px) {
  .page-news .news-masthead {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
    align-items: end;
  }

  .page-news .news-body {
    grid-template-columns: var(--news-rail-w) minmax(0, 1fr);
    align-items: start;
    gap: clamp(32px, 3.4vw, 52px);
  }

  .page-news .news-rail__inner {
    position: sticky;
    top: 96px;
  }
}

@media (min-width: 1100px) {
  .page-news .news-pace {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (hover: none) {
  .page-news .news-entry__foot {
    opacity: 1;
  }
}