.page-news {
  --news-line: 1px solid var(--rule-soft);
  --news-gap: clamp(22px, 4vw, 40px);
}

.page-news .news-crumb-row {
  padding-top: calc(var(--header-h) + 16px);
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  overflow: clip;
  padding-bottom: clamp(30px, 6vw, 64px);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  top: calc(var(--header-h) + 20px);
  right: -18vw;
  width: 60vw;
  height: 60vw;
  max-width: 640px;
  max-height: 640px;
  border-radius: 50%;
  background: conic-gradient(from 200deg, var(--sakura-soft), var(--winter), var(--sakura-soft));
  opacity: 0.5;
  pointer-events: none;
}

.page-news .news-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: clamp(30px, 5vw, 56px);
  align-items: center;
  padding-top: clamp(22px, 4vw, 44px);
}

.page-news .news-hero-copy h1 {
  font-size: clamp(32px, 7.2vw, 66px);
  line-height: 1.06;
  letter-spacing: -0.01em;
  margin: 12px 0 0;
  color: var(--ink);
}

.page-news .news-hero-copy .lede {
  margin-top: clamp(16px, 2.6vw, 24px);
  max-width: 34em;
  font-size: clamp(15.5px, 1.9vw, 18px);
  line-height: 1.9;
  color: var(--ink-soft);
}

.page-news .news-hero-index {
  list-style: none;
  margin: clamp(24px, 4vw, 36px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--rule-soft);
}

.page-news .news-hero-index li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule-soft);
}

.page-news .news-hero-index .idx-label {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 15px;
  color: var(--ink-green);
}

.page-news .news-hero-index .idx-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--autumn-deep);
}

.page-news .news-hero-index .idx-note {
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-news .news-hero-visual {
  position: relative;
  margin: 0;
  isolation: isolate;
}

.page-news .news-hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--r-m);
  box-shadow: var(--shadow-2);
  position: relative;
  z-index: 2;
  object-fit: cover;
}

.page-news .news-hero-visual::before {
  content: "";
  position: absolute;
  inset: -10px -6px 14px 10px;
  border: 1px solid var(--rule-soft);
  border-radius: var(--r-m);
  background: var(--sakura-soft);
  transform: rotate(-2.2deg);
  z-index: 1;
}

.page-news .news-hero-visual::after {
  content: "";
  position: absolute;
  inset: 14px 10px -12px -8px;
  border-radius: var(--r-m);
  background: linear-gradient(135deg, var(--winter), rgba(203, 212, 208, 0) 72%);
  transform: rotate(1.6deg);
  z-index: 0;
}

.page-news .news-hero-visual figcaption {
  margin-top: 18px;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  position: relative;
  z-index: 3;
}

/* ---------- 专题目录 ---------- */
.page-news .tab-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  margin: 0 0 clamp(18px, 3vw, 28px);
  padding-bottom: 6px;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-news .tab-list .tab {
  flex: 0 0 auto;
}

.page-news .tab-list .tab .mono {
  font-size: 11px;
  margin-left: 7px;
  opacity: 0.65;
}

.page-news .topic-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-bottom: var(--news-line);
}

.page-news .topic-item {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: clamp(12px, 3vw, 28px);
  padding: clamp(18px, 3vw, 26px) 0 clamp(18px, 3vw, 26px) 16px;
  border-top: var(--news-line);
  transition: background-color 0.2s var(--ease);
}

.page-news .topic-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: clamp(18px, 3vw, 26px);
  width: 0;
  height: 1.15em;
  background: var(--item-color, var(--ink-green));
  transition: width 0.2s var(--ease);
}

.page-news .topic-item:hover::before,
.page-news .topic-item:focus-within::before {
  width: 5px;
}

.page-news .topic-item:hover {
  background: rgba(23, 63, 53, 0.028);
}

.page-news .topic-num {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
  padding-top: 3px;
  white-space: nowrap;
}

.page-news .topic-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}

.page-news .topic-meta .mono {
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
}

.page-news .topic-body h3 {
  margin: 0 0 8px;
  font-size: clamp(16.5px, 2.3vw, 20px);
  line-height: 1.45;
  color: var(--ink);
}

.page-news .topic-body p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ink-soft);
  max-width: 46em;
}

/* ---------- 编辑精选 ---------- */
.page-news .news-featured-grid {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
}

.page-news .featured-card {
  padding: clamp(16px, 2.5vw, 26px);
  display: flex;
  flex-direction: column;
}

.page-news .featured-card .media-frame {
  margin: 0 0 clamp(16px, 2.4vw, 22px);
}

.page-news .featured-card .media-frame img {
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .featured-card h3 {
  margin: 0 0 10px;
  font-size: clamp(18px, 2.6vw, 23px);
  line-height: 1.35;
}

.page-news .featured-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ink-soft);
}

.page-news .featured-card--text .featured-body {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.page-news .check-list {
  list-style: none;
  margin: 16px 0 20px;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .check-list li {
  position: relative;
  padding-left: 21px;
  font-size: 14px;
  line-height: 1.72;
  color: var(--ink-soft);
}

.page-news .check-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border: 1px solid var(--autumn);
  transform: rotate(45deg);
}

.page-news .link-more {
  display: inline-block;
  margin-top: auto;
  padding-bottom: 2px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 14px;
  color: var(--summer-deep);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-soft);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}

.page-news .link-more:hover,
.page-news .link-more:focus-visible {
  border-color: var(--summer-deep);
}

.page-news .featured-card .link-more {
  margin-top: 18px;
}

/* ---------- 更新观察 ---------- */
.page-news .news-watch-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
}

.page-news .watch-list {
  list-style: none;
  margin: 0;
  padding: 0 0 0 4px;
  border-left: 1px solid var(--rule-soft);
}

.page-news .watch-list li {
  position: relative;
  padding: 0 0 clamp(20px, 3vw, 30px) clamp(18px, 3vw, 26px);
}

.page-news .watch-list li:last-child {
  padding-bottom: 0;
}

.page-news .watch-list li::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--paper);
  border: 1.5px solid var(--ink-green);
}

.page-news .watch-when {
  display: block;
  margin-bottom: 6px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--summer-deep);
}

.page-news .watch-list h3 {
  margin: 0 0 6px;
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.4;
}

.page-news .watch-list p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.82;
  color: var(--ink-soft);
  max-width: 40em;
}

.page-news .watch-visual {
  margin: 0;
}

.page-news .watch-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-m);
  border: 1px solid var(--rule-soft);
  object-fit: cover;
}

.page-news .watch-visual figcaption {
  margin-top: 12px;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

/* ---------- 案例方法库 ---------- */
.page-news .method-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  align-items: start;
}

.page-news .method-grid .accordion-panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}

.page-news .method-grid .accordion-panel li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--ink-soft);
}

.page-news .method-grid .accordion-panel li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--autumn);
}

.page-news .method-visual {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-news .method-visual img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border-radius: var(--r-m);
  box-shadow: var(--shadow-1);
  object-fit: cover;
}

.page-news .method-visual figcaption {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
}

.page-news .method-visual .link-more {
  margin-top: 0;
  align-self: flex-start;
}

/* ---------- 继续阅读 ---------- */
.page-news .news-more-panel {
  position: relative;
  overflow: hidden;
  background: var(--paper-2);
  border: 1px solid var(--rule-soft);
  border-radius: var(--r-l);
  padding: clamp(24px, 4vw, 46px);
}

.page-news .news-more-panel::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: linear-gradient(
    90deg,
    var(--sakura) 0 25%,
    var(--summer) 25% 50%,
    var(--autumn) 50% 75%,
    var(--winter) 75% 100%
  );
}

.page-news .news-more-grid {
  display: grid;
  gap: clamp(26px, 4vw, 44px);
  padding-top: 8px;
}

.page-news .news-more-grid h2 {
  margin: 10px 0 0;
  font-size: clamp(22px, 4vw, 34px);
  line-height: 1.25;
}

.page-news .news-more-grid p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.88;
  color: var(--ink-soft);
  max-width: 40em;
}

.page-news .news-more-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(20px, 3vw, 28px);
}

.page-news .more-contact {
  border-top: 1px solid var(--rule-soft);
  padding-top: clamp(18px, 3vw, 24px);
  display: grid;
  gap: 12px;
  align-content: start;
}

.page-news .more-contact h3 {
  margin: 0;
  font-size: 16px;
}

.page-news .more-contact p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.75;
}

.page-news .contact-line {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 12px;
}

.page-news .contact-line .lbl {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

.page-news .contact-line a {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 14px;
  color: var(--ink-green);
  text-decoration: none;
  border-bottom: 1px solid var(--rule-soft);
  word-break: break-all;
  transition: border-color 0.2s var(--ease);
}

.page-news .contact-line a:hover,
.page-news .contact-line a:focus-visible {
  border-color: var(--ink-green);
}

.page-news .more-contact .link-more {
  margin-top: 4px;
  align-self: flex-start;
}

.page-news .link-more:focus-visible,
.page-news .contact-line a:focus-visible {
  outline: 2px solid var(--search);
  outline-offset: 3px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-news .news-hero-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(18px, 3vw, 34px);
  }
}

@media (min-width: 900px) {
  .page-news .news-hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  }

  .page-news .news-featured-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: start;
  }

  .page-news .news-watch-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
    align-items: start;
  }

  .page-news .method-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.85fr);
  }

  .page-news .news-more-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.78fr);
    align-items: start;
  }
}

@media (min-width: 1180px) {
  .page-news .method-visual {
    position: sticky;
    top: calc(var(--header-h) + 32px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .topic-item,
  .page-news .topic-item::before,
  .page-news .link-more,
  .page-news .contact-line a {
    transition: none;
  }
}

.page-news {
  --item-color: transparent;
}