.page-news {
  --lg-1: #35F0C2;
  --lg-2: #FFA73B;
  --lg-3: #A8F5E1;
  --lg-4: #6E8A80;
  --hair: rgba(53, 240, 194, 0.16);
  padding-bottom: calc(var(--dock-h) + 32px);
}

/* ---------- 首屏 ---------- */
.page-news .journal-hero {
  position: relative;
  padding-top: clamp(20px, 4vw, 40px);
  background:
    radial-gradient(760px 420px at 8% -10%, rgba(243, 239, 228, 0.09), transparent 62%),
    radial-gradient(680px 380px at 96% 6%, rgba(255, 167, 59, 0.13), transparent 62%),
    var(--ink);
  border-bottom: 1px solid var(--line);
}

.page-news .journal-hero__eyebrow {
  margin: clamp(14px, 2.6vw, 26px) 0 8px;
  font-family: var(--f-mono);
  font-size: clamp(0.72rem, 1.5vw, 0.82rem);
  letter-spacing: 0.16em;
  color: var(--neon);
  text-transform: uppercase;
}

.page-news .journal-hero .page-head__title {
  margin: 0 0 clamp(14px, 2.4vw, 22px);
  font-family: var(--f-head);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.02;
  color: var(--white);
}

.page-news .journal-hero .page-head__lede {
  max-width: 44ch;
  margin: 0 0 clamp(20px, 3vw, 30px);
  font-family: var(--f-serif);
  font-size: clamp(1rem, 2vw, 1.16rem);
  line-height: 1.85;
  color: var(--mint);
}

.page-news .journal-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: clamp(24px, 4vw, 40px);
}

.page-news .journal-hero__media {
  margin: 0;
}

.page-news .journal-hero__media .media__frame {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .journal-hero__media .media__img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

/* ---------- 主体布局 ---------- */
.page-news .journal-layout {
  padding: clamp(34px, 5vw, 64px) 0 clamp(30px, 4vw, 52px);
  background: var(--ink);
}

.page-news .journal-layout__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 48px);
}

.page-news .journal-h2 {
  margin: 12px 0 14px;
  font-family: var(--f-head);
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-news .journal-lede {
  margin: 0 0 clamp(22px, 3vw, 32px);
  max-width: 40ch;
  font-family: var(--f-body);
  font-size: 0.98rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 时间轴 ---------- */
.page-news .tl {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.page-news .tl::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line);
}

.page-news .tl__item {
  position: relative;
  padding: 0 0 clamp(22px, 3vw, 32px) 30px;
}

.page-news .tl__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--lg-1);
  box-shadow: 0 0 0 3px rgba(53, 240, 194, 0.14);
}

.page-news .tl__item:nth-child(4n + 2)::before {
  background: var(--lg-2);
  box-shadow: 0 0 0 3px rgba(255, 167, 59, 0.15);
}

.page-news .tl__item:nth-child(4n + 3)::before {
  background: var(--lg-3);
  box-shadow: 0 0 0 3px rgba(168, 245, 225, 0.13);
}

.page-news .tl__item:nth-child(4n)::before {
  background: var(--lg-4);
  box-shadow: 0 0 0 3px rgba(110, 138, 128, 0.2);
}

.page-news .tl__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 6px;
}

.page-news .tl__idx {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--amber);
  letter-spacing: 0.06em;
}

.page-news .tl__time {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--mist);
  letter-spacing: 0.04em;
}

.page-news .tl__title {
  margin: 0;
  font-family: var(--f-body);
  font-size: clamp(1rem, 2.2vw, 1.08rem);
  font-weight: 500;
  line-height: 1.6;
  color: var(--white);
}

.page-news .tl__more {
  margin-top: 8px;
}

.page-news .tl__more > summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  list-style: none;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--neon);
  padding: 2px 0;
  border-bottom: 1px dotted rgba(53, 240, 194, 0.5);
}

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

.page-news .tl__more > summary::before {
  content: "+";
  font-size: 0.88rem;
  line-height: 1;
}

.page-news .tl__more[open] > summary::before {
  content: "\2212";
}

.page-news .tl__more > summary:focus-visible {
  outline: 2px solid var(--neon);
  outline-offset: 3px;
}

.page-news .tl__more p {
  margin: 10px 0 0;
  max-width: 42ch;
  font-family: var(--f-body);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 侧栏 ---------- */
.page-news .journal-side {
  border-top: 1px solid var(--line);
  padding-top: 18px;
}

.page-news .journal-side__title {
  margin: 0 0 10px;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--mint);
  text-transform: uppercase;
}

.page-news .journal-side__title + .chipbar {
  margin-bottom: 22px;
}

.page-news .chipbar {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .chip {
  display: inline-block;
  padding: 5px 11px;
  font-family: var(--f-body);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--mint);
  border: 1px solid var(--line);
  border-radius: 999px;
  text-decoration: none;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.page-news .chip:hover,
.page-news .chip:focus-visible {
  border-color: var(--neon);
  color: var(--neon);
}

.page-news .chip--on {
  background: var(--neon);
  border-color: var(--neon);
  color: var(--ink);
}

.page-news .series-index {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
}

.page-news .series-index li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--f-body);
  font-size: 0.86rem;
  color: var(--white);
}

.page-news .series-index__code {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  color: var(--amber);
  letter-spacing: 0.08em;
}

.page-news .journal-side__note {
  margin: 0;
  font-family: var(--f-body);
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .journal-side__note a,
.page-news .follow__note a {
  color: var(--neon);
  text-decoration: none;
  border-bottom: 1px dotted rgba(53, 240, 194, 0.45);
}

.page-news .journal-side__note a:hover,
.page-news .follow__note a:hover {
  border-bottom-style: solid;
}

/* ---------- 通用区块 ---------- */
.page-news .journal-sec {
  padding: clamp(32px, 5vw, 60px) 0;
  border-top: 1px solid var(--line);
  background: var(--ink);
}

.page-news .journal-sec + .journal-sec {
  border-top: none;
}

.page-news .journal-sec--series {
  background:
    radial-gradient(700px 380px at 88% 0%, rgba(255, 167, 59, 0.09), transparent 65%),
    var(--ink-2);
}

.page-news .journal-sec__media {
  margin: 0 0 clamp(22px, 3vw, 34px);
}

.page-news .journal-sec__media .media__frame {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.page-news .journal-note {
  margin: 18px 0 0;
  font-family: var(--f-body);
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--mist);
}

/* ---------- 数字条 ---------- */
.page-news .facts {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .facts li {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-news .facts__k {
  flex: 0 0 auto;
  font-family: var(--f-mono);
  font-size: clamp(1.1rem, 2.6vw, 1.45rem);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--amber);
  letter-spacing: -0.01em;
}

.page-news .facts__v {
  font-family: var(--f-body);
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--mint);
}

/* ---------- 专题系列列表 ---------- */
.page-news .series-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .series-list__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(16px, 2.4vw, 22px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .series-list__code {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--neon);
}

.page-news .series-list__body h3 {
  margin: 0 0 6px;
  font-family: var(--f-head);
  font-size: clamp(1.02rem, 2.2vw, 1.16rem);
  font-weight: 700;
  color: var(--white);
}

.page-news .series-list__body p {
  margin: 0;
  max-width: 62ch;
  font-family: var(--f-body);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 复盘步骤 ---------- */
.page-news .step-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}

.page-news .step-list li {
  display: flex;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

.page-news .step-list__num {
  flex: 0 0 22px;
  font-family: var(--f-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--amber);
  padding-top: 3px;
}

.page-news .step-list strong {
  display: block;
  font-family: var(--f-body);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 3px;
}

.page-news .step-list p {
  margin: 0;
  font-family: var(--f-body);
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-news .focus-list {
  list-style: none;
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .focus-list li {
  padding: clamp(14px, 2vw, 20px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .focus-list__lab {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 10px;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--ink);
  background: var(--mint);
  border-radius: 999px;
}

.page-news .focus-list p {
  margin: 0;
  max-width: 66ch;
  font-family: var(--f-body);
  font-size: 0.9rem;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 追踪回溯 ---------- */
.page-news .journal-sec--follow {
  background:
    radial-gradient(620px 340px at 6% 100%, rgba(53, 240, 194, 0.08), transparent 65%),
    var(--ink);
}

.page-news .follow__title {
  margin: 0 0 8px;
  font-family: var(--f-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--neon);
}

.page-news .journal-sec--follow .col-4 p {
  margin: 0 0 clamp(18px, 3vw, 26px);
  font-family: var(--f-body);
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--mist);
}

.page-news .follow__note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  max-width: 68ch;
  font-family: var(--f-body);
  font-size: 0.88rem;
  line-height: 1.85;
  color: var(--mint);
}

.page-news .follow__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: clamp(18px, 3vw, 26px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-news .series-list__item {
    flex-direction: row;
    gap: 22px;
  }

  .page-news .series-list__code {
    flex: 0 0 62px;
    padding-top: 3px;
  }
}

@media (min-width: 960px) {
  .page-news .journal-layout__inner {
    grid-template-columns: minmax(0, 1fr) 268px;
    align-items: start;
  }

  .page-news .journal-side {
    position: sticky;
    top: calc(var(--hdr-h) + 18px);
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
    padding: 18px 0 0 clamp(16px, 2vw, 24px);
  }

  .page-news .tl__item {
    padding-left: 36px;
  }

  .page-news .facts li {
    gap: 20px;
  }
}

@media (max-width: 480px) {
  .page-news .facts li {
    flex-direction: column;
    gap: 4px;
  }

  .page-news .facts__k {
    font-size: 1.32rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .chip {
    transition: none;
  }
}