/* ===== 服务动态 /insights/ ===== */
.page-news {
  --news-shadow: 0 20px 44px -30px rgba(16, 20, 24, 0.5);
  overflow-x: clip;
}

/* 路径条在页面上的呼吸空间 */
.page-news .breadcrumbs {
  padding: clamp(1rem, 2.5vw, 1.75rem) 0 0;
}

/* ---------- 首屏 ---------- */
.page-news .news-masthead {
  position: relative;
  overflow: hidden;
  padding: clamp(1.25rem, 3.5vw, 2.25rem) 0 clamp(2.25rem, 6vw, 4.25rem);
}
.page-news .news-masthead::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--mist);
  clip-path: polygon(0 0, 100% 0, 100% 76%, 0 100%);
  z-index: 0;
}
.page-news .news-masthead__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
}
@media (min-width: 960px) {
  .page-news .news-masthead__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.95fr);
    align-items: start;
  }
}
.page-news .news-masthead__copy h1 {
  margin: 0.5rem 0 0;
  font-size: clamp(1.75rem, 5vw, 3.1rem);
  line-height: 1.15;
  letter-spacing: -0.012em;
}
.page-news .news-masthead__copy .lede {
  margin: clamp(0.9rem, 2vw, 1.25rem) 0 0;
  font-size: clamp(0.95rem, 1.6vw, 1.0625rem);
  line-height: 1.8;
  color: var(--muted);
  max-width: 34em;
}
.page-news .news-masthead__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: clamp(1.1rem, 2.5vw, 1.5rem) 0 0;
  padding: 0;
  font-size: 0.875rem;
  color: var(--muted);
}
.page-news .news-masthead__meta li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}
.page-news .news-masthead__meta li::before {
  content: "";
  width: 14px;
  height: 2px;
  background: var(--green-deep);
  flex: none;
}
.page-news .news-masthead__meta .mono {
  color: var(--ink);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
}

.page-news .news-masthead__board {
  position: relative;
  background: var(--panel);
  color: var(--paper);
  border-top: 4px solid var(--green);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  box-shadow: var(--news-shadow);
}
.page-news .news-masthead__board::after {
  content: "";
  position: absolute;
  right: -6px;
  bottom: -6px;
  width: 55%;
  height: 55%;
  border: 1px solid var(--line);
  pointer-events: none;
}
.page-news .news-masthead__board-title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--green);
}
.page-news .board-list {
  margin: 0.9rem 0 1.25rem;
}
.page-news .board-list > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}
.page-news .board-list dt {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.66);
}
.page-news .board-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--green);
  text-align: right;
}
.page-news .news-masthead__board .btn {
  width: 100%;
  justify-content: center;
}

/* ---------- 通用小节标题 ---------- */
.page-news .sec-head {
  max-width: 64ch;
  margin-bottom: clamp(1.5rem, 3vw, 2.5rem);
}
.page-news .sec-head h2 {
  margin: 0.4rem 0 0.55rem;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  line-height: 1.26;
  letter-spacing: -0.01em;
}
.page-news .sec-head__note {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 专题索引 ---------- */
.page-news .section--panel {
  color: var(--paper);
  position: relative;
}
.page-news .section--panel .eyebrow {
  color: var(--green);
}
.page-news .section--panel .sec-head h2 {
  color: var(--paper);
}
.page-news .section--panel .sec-head__note {
  color: rgba(255, 255, 255, 0.7);
}
.page-news .topic-section::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--green) 0%, var(--green) 40%, var(--orange) 40%, var(--orange) 54%, rgba(255, 255, 255, 0.16) 54%, rgba(255, 255, 255, 0.16) 100%);
  pointer-events: none;
}
.page-news .topic-rail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.14);
}
@media (min-width: 640px) {
  .page-news .topic-rail {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (min-width: 1024px) {
  .page-news .topic-rail {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.page-news .topic-rail__item {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  padding: 1.15rem 1.15rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  transition: background 0.2s ease;
}
.page-news .topic-rail__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: transparent;
  transition: background 0.2s ease;
}
.page-news .topic-rail__item:hover::before,
.page-news .topic-rail__item:focus-within::before {
  background: var(--green);
}
.page-news .topic-rail__item:hover {
  background: rgba(255, 255, 255, 0.08);
}
.page-news .topic-rail__num {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--green);
}
.page-news .topic-rail__item h3 {
  margin: 0;
  font-size: 1.125rem;
  line-height: 1.4;
}
.page-news .topic-rail__item h3 a {
  color: inherit;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-news .topic-rail__item h3 a:hover {
  color: var(--green);
  border-bottom-color: var(--green);
}
.page-news .topic-rail__item p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.72;
  color: rgba(255, 255, 255, 0.72);
}

/* ---------- 动态列表 ---------- */
.page-news .feed-head {
  display: grid;
  gap: 0.7rem;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}
@media (min-width: 860px) {
  .page-news .feed-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 22rem);
    align-items: end;
    gap: 2rem;
  }
}
.page-news .feed-head h2 {
  margin: 0.4rem 0 0;
  font-size: clamp(1.4rem, 3.2vw, 2rem);
  line-height: 1.26;
  letter-spacing: -0.01em;
}
.page-news .feed-head__note {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-board {
  position: relative;
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
  padding: 0.5rem 0.5rem 0;
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--news-shadow);
}
.page-news .news-board__img {
  display: block;
  width: 100%;
  height: clamp(180px, 34vw, 380px);
  object-fit: cover;
}
.page-news .news-board__cap {
  padding: 0.7rem 0.35rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: clamp(1rem, 2.5vw, 1.5rem);
}
.page-news .filter-input,
.page-news .follow__input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: 0;
  padding: 0;
  border: 0;
  opacity: 0;
  pointer-events: none;
}
.page-news .filter-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 0.95rem;
  font-size: 0.875rem;
  line-height: 1.2;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.page-news .filter-chip:hover {
  border-color: var(--green-deep);
  color: var(--green-ink);
}
.page-news .filter-input:checked + .filter-chip {
  background: var(--panel);
  border-color: var(--panel);
  color: var(--paper);
}
.page-news .filter-input:focus-visible + .filter-chip {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.page-news .feed:has(#cat-tenure:checked) .feed-item:not([data-cat="tenure"]),
.page-news .feed:has(#cat-time:checked) .feed-item:not([data-cat="time"]),
.page-news .feed:has(#cat-duration:checked) .feed-item:not([data-cat="duration"]),
.page-news .feed:has(#cat-tool:checked) .feed-item:not([data-cat="tool"]) {
  display: none;
}

.page-news .feed-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--panel);
}
.page-news .feed-item {
  position: relative;
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  column-gap: 0.6rem;
  padding: 1.05rem 0.5rem 1.1rem 0.6rem;
  border-bottom: 1px solid var(--line);
  transition: background 0.18s ease;
}
.page-news .feed-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: transparent;
  transition: background 0.18s ease;
}
.page-news .feed-item:hover {
  background: var(--mist);
}
.page-news .feed-item:hover::after {
  background: var(--green);
}
.page-news .feed-item__num {
  padding-top: 0.3rem;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}
.page-news .feed-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.45rem;
}
.page-news .feed-item__time {
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.page-news .feed-item__title {
  margin: 0 0 0.4rem;
  font-size: 1.0625rem;
  line-height: 1.46;
  letter-spacing: -0.005em;
}
.page-news .feed-item__sum {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--muted);
}
@media (min-width: 860px) {
  .page-news .feed-item {
    grid-template-columns: 3.25rem minmax(0, 1fr);
    column-gap: 1.25rem;
    padding: 1.25rem 1rem 1.3rem 0.75rem;
  }
  .page-news .feed-item__title {
    font-size: 1.125rem;
  }
}
.page-news .tag--tool {
  background: transparent;
  color: var(--green-ink);
  border: 1px solid var(--green-deep);
}

/* ---------- 编辑推荐 ---------- */
.page-news .picks {
  display: grid;
  gap: clamp(1.75rem, 4vw, 3rem);
}
@media (min-width: 940px) {
  .page-news .picks {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    align-items: center;
  }
}
.page-news .picks__figure {
  margin: 0;
}
.page-news .picks__body h2 {
  margin: 0.4rem 0 0.6rem;
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
}
.page-news .picks__intro {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}
.page-news .picks__list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  counter-reset: pick;
}
.page-news .picks__list > li {
  display: grid;
  grid-template-columns: 2.25rem minmax(0, 1fr);
  gap: 0.25rem 0.75rem;
  padding: 1.05rem 0;
  border-top: 1px solid var(--line);
}
.page-news .picks__list > li::before {
  counter-increment: pick;
  content: "0" counter(pick);
  grid-row: 1 / span 2;
  padding-top: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--orange);
}
.page-news .picks__link {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.45;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 2px solid var(--line);
  padding-bottom: 2px;
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-news .picks__link:hover {
  color: var(--green-ink);
  border-bottom-color: var(--green);
}
.page-news .picks__desc {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.72;
  color: var(--muted);
}

/* ---------- 规则解读 ---------- */
.page-news .rules-figure {
  margin: 0 0 clamp(1.5rem, 3vw, 2.25rem);
}
.page-news .rules-cards {
  gap: var(--gap);
}
.page-news .rule-note {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  background: var(--mist);
  border-left: 4px solid var(--green-deep);
  padding: clamp(1.25rem, 2.6vw, 1.75rem);
}
.page-news .rule-note--orange {
  background: var(--orange-tint);
  border-left-color: var(--orange);
}
.page-news .rule-note__kicker {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--green-ink);
}
.page-news .rule-note--orange .rule-note__kicker {
  color: var(--ink);
}
.page-news .rule-note h3 {
  margin: 0;
  font-size: clamp(1.125rem, 2.4vw, 1.375rem);
  line-height: 1.36;
}
.page-news .rule-note p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
}
.page-news .rule-note__link {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 2px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--green-ink);
  text-decoration: none;
  border-bottom: 2px solid var(--green);
  transition: color 0.18s ease, border-color 0.18s ease;
}
.page-news .rule-note__link:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}
.page-news .rule-note--orange .rule-note__link {
  color: var(--ink);
  border-bottom-color: var(--orange);
}

/* ---------- 回访与关注 ---------- */
.page-news .follow-section {
  background: var(--green-tint);
}
.page-news .follow {
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
}
@media (min-width: 940px) {
  .page-news .follow {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    align-items: center;
  }
}
.page-news .follow__copy h2 {
  margin: 0.4rem 0 0.7rem;
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
}
.page-news .follow__copy p {
  margin: 0 0 1.25rem;
  max-width: 32em;
  font-size: 0.9375rem;
  line-height: 1.78;
  color: var(--ink);
}
.page-news .follow__panel {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 4px solid var(--green);
  padding: clamp(1.25rem, 3vw, 1.75rem);
  box-shadow: var(--news-shadow);
}
.page-news .follow__chips {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.1rem;
}
.page-news .follow__chip {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.85rem;
  font-size: 0.875rem;
  line-height: 1.2;
  border: 1px solid var(--line);
  background: var(--mist);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.page-news .follow__chip:hover {
  border-color: var(--green-deep);
}
.page-news .follow__input:checked + .follow__chip {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: var(--paper);
}
.page-news .follow__input:focus-visible + .follow__chip {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}
.page-news .follow__state {
  display: block;
  margin: 0;
  padding-left: 0.85rem;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted);
  border-left: 3px solid var(--green);
}
.page-news .follow__panel:has(.follow__input:checked) .follow__state {
  display: none;
}
.page-news .follow__panel:has(#follow-all:checked) .follow__state--all,
.page-news .follow__panel:has(#follow-tenure:checked) .follow__state--tenure,
.page-news .follow__panel:has(#follow-time:checked) .follow__state--time,
.page-news .follow__panel:has(#follow-tool:checked) .follow__state--tool {
  display: block;
}

/* ---------- 更新节奏 ---------- */
.page-news .cadence {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 800px) {
  .page-news .cadence {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
.page-news .cadence__item {
  position: relative;
  background: var(--paper);
  padding: clamp(1.25rem, 2.6vw, 1.75rem);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.page-news .cadence__item::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: var(--green);
  transform: scaleX(0.26);
  transform-origin: left center;
  transition: transform 0.25s ease;
}
.page-news .cadence__item:hover::before,
.page-news .cadence__item:focus-within::before {
  transform: scaleX(1);
}
.page-news .cadence__mark {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--orange);
}
.page-news .cadence__item h3 {
  margin: 0;
  font-size: 1.25rem;
  line-height: 1.35;
}
.page-news .cadence__item p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  .page-news .cadence__item::before,
  .page-news .feed-item,
  .page-news .feed-item::after,
  .page-news .topic-rail__item,
  .page-news .topic-rail__item::before {
    transition: none;
  }
}