.page-news {
  --cat-obs: var(--cyan);
  --cat-rule: var(--orange);
  --cat-ver: var(--gold);
  --cat-ven: var(--mist);
  --cat-train: var(--paper);
  --cat-arch: var(--arena-blue);
  --hair: rgba(169, 183, 203, 0.26);
}

.page-news img {
  max-width: 100%;
  height: auto;
}

.page-news .breadcrumb {
  padding-top: 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .breadcrumb a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.18s var(--ease), border-color 0.18s var(--ease);
}

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

.page-news .text-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(59, 240, 220, 0.45);
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.page-news .text-link:hover,
.page-news .text-link:focus-visible {
  color: var(--paper);
  border-bottom-color: var(--orange);
}

/* ---------- 刊头 ---------- */
.page-news .mast {
  padding-top: 22px;
  padding-bottom: 34px;
  border-bottom: var(--line);
}

.page-news .mast-grid {
  display: grid;
  gap: 26px;
}

.page-news .issue {
  border: var(--line);
  background: var(--night-blue);
  box-shadow: var(--shadow-soft);
  padding: 18px 18px 10px;
}

.page-news .issue__no {
  margin: 4px 0 2px;
  font-family: var(--font-mono);
  font-size: clamp(64px, 19vw, 108px);
  line-height: 0.82;
  letter-spacing: -0.04em;
  color: var(--cyan);
}

.page-news .issue__meta {
  margin: 0 0 16px;
  font-size: 13px;
  color: var(--mist);
  line-height: 1.6;
}

.page-news .issue__index ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .issue__index a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 2px;
  font-size: 14px;
  color: var(--paper);
  text-decoration: none;
  border-bottom: 1px solid var(--hair);
  transition: color 0.18s var(--ease), padding-left 0.18s var(--ease);
}

.page-news .issue__index li:last-child a {
  border-bottom: 0;
}

.page-news .issue__index a .mono {
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--mist);
}

.page-news .issue__index a:hover,
.page-news .issue__index a:focus-visible {
  color: var(--cyan);
  padding-left: 8px;
}

.page-news .mast-main h1 {
  margin: 0 0 14px;
  font-size: clamp(29px, 6.6vw, 52px);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.page-news .mast-lede {
  max-width: 640px;
  margin: 0 0 24px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--mist);
}

.page-news .lead-cards {
  display: grid;
  gap: 18px;
}

.page-news .lead-card {
  position: relative;
  background: var(--night-blue);
  border: var(--line);
  box-shadow: var(--shadow-mid);
  padding: 0 0 16px;
  transition: transform 0.18s var(--ease), box-shadow 0.18s var(--ease);
}

.page-news .lead-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 5px;
  background: var(--cat, var(--cyan));
}

.page-news .lead-card--obs { --cat: var(--cat-obs); }
.page-news .lead-card--rule { --cat: var(--cat-rule); }
.page-news .lead-card--ver { --cat: var(--cat-ver); }

.page-news .lead-card:hover,
.page-news .lead-card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hard);
}

.page-news .lead-card--feature img {
  display: block;
  width: 100%;
  aspect-ratio: 7 / 4;
  object-fit: cover;
  border-bottom: var(--line);
}

.page-news .lead-card__body {
  padding: 15px 18px 0 22px;
}

.page-news .lead-card--feature .lead-card__body {
  padding-top: 16px;
}

.page-news .lead-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
}

.page-news .lead-card__len {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-news .lead-card__title {
  margin: 0 0 8px;
  font-size: 19px;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-news .lead-card__title a {
  color: var(--paper);
  text-decoration: none;
  background-image: linear-gradient(var(--cat, var(--cyan)), var(--cat, var(--cyan)));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 2px;
  transition: background-size 0.18s var(--ease), color 0.18s var(--ease);
}

.page-news .lead-card__title a:hover,
.page-news .lead-card__title a:focus-visible {
  color: var(--cyan);
  background-size: 100% 2px;
}

.page-news .lead-card__sum {
  margin: 0 0 12px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .lead-card__more {
  font-size: 10.5px;
  letter-spacing: 0.18em;
  color: var(--arena-blue);
  transition: color 0.18s var(--ease);
}

.page-news .lead-card:hover .lead-card__more,
.page-news .lead-card:focus-within .lead-card__more {
  color: var(--orange);
}

/* ---------- 标签 ---------- */
.page-news .tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  color: var(--mist);
  white-space: nowrap;
}

.page-news .tag::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  background: var(--cat, var(--cyan));
}

.page-news .tag--obs { --cat: var(--cat-obs); }
.page-news .tag--rule { --cat: var(--cat-rule); }
.page-news .tag--ver { --cat: var(--cat-ver); }
.page-news .tag--ven { --cat: var(--cat-ven); }
.page-news .tag--train { --cat: var(--cat-train); }
.page-news .tag--arch { --cat: var(--cat-arch); }

/* ---------- 要目 ---------- */
.page-news .contents {
  padding-top: 32px;
  padding-bottom: 34px;
}

.page-news .contents__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px 16px;
  margin-bottom: 14px;
}

.page-news .contents__head h2 {
  margin: 0;
  font-size: clamp(24px, 4.4vw, 32px);
  letter-spacing: -0.02em;
}

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

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

.page-news .contents__link {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 0 10px;
  padding: 14px 4px;
  color: var(--paper);
  text-decoration: none;
  transition: background-color 0.18s var(--ease);
}

.page-news .contents__link:hover,
.page-news .contents__link:focus-visible {
  background: rgba(59, 240, 220, 0.07);
}

.page-news .contents__no {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.08em;
  color: var(--cyan);
  padding-top: 3px;
}

.page-news .contents__title {
  display: block;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
}

.page-news .contents__sum {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  line-height: 1.62;
  color: var(--mist);
}

.page-news .contents__metaline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 7px;
}

.page-news .contents__time {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

/* ---------- 报告 ---------- */
.page-news .report {
  padding-top: 30px;
  padding-bottom: 34px;
  border-top: var(--line);
}

.page-news .report__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 6px 12px;
  margin-bottom: 18px;
}

.page-news .report__no {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--cyan);
  border: 1px solid var(--arena-blue);
  padding: 3px 8px;
}

.page-news .report__kicker {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.page-news .report__len {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-news .report__head h2 {
  grid-column: 1 / -1;
  margin: 4px 0 0;
  font-size: clamp(23px, 4.8vw, 34px);
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-news .report__body {
  display: grid;
  gap: 24px;
}

.page-news .report__text p {
  max-width: 68ch;
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--paper);
}

.page-news .report__text p:last-of-type {
  margin-bottom: 0;
}

.page-news .dropcap::first-letter {
  float: left;
  font-size: 3em;
  line-height: 0.88;
  padding: 6px 10px 0 0;
  font-weight: 700;
  color: var(--cyan);
}

.page-news .report__aside-link {
  margin-top: 16px !important;
  font-size: 14px !important;
}

.page-news .metrics {
  list-style: none;
  margin: 22px 0 0;
  padding: 16px 0 0;
  border-top: 1px solid var(--arena-blue);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 14px;
}

.page-news .metrics li {
  display: grid;
  gap: 3px;
}

.page-news .metrics__num {
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: 0.04em;
  color: var(--cyan);
}

.page-news .metrics__lab {
  font-size: 11.5px;
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .report__media {
  margin: 0;
  border: var(--line);
  box-shadow: var(--shadow-soft);
  background: var(--night-blue);
}

.page-news .report__media img {
  display: block;
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
}

.page-news .report__media--tall img {
  aspect-ratio: 4 / 5;
}

.page-news .report__media figcaption {
  padding: 9px 12px;
  border-top: 1px solid var(--hair);
  font-size: 11.5px;
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--mist);
}

.page-news .vendor-list,
.page-news .notes {
  list-style: none;
  margin: 18px 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-news .vendor-list li,
.page-news .notes li {
  border-left: 4px solid var(--cyan);
  background: var(--night-blue);
  padding: 11px 14px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--paper);
}

.page-news .vendor-list li:nth-child(2),
.page-news .notes li:nth-child(2) {
  border-left-color: var(--orange);
}

.page-news .vendor-list li:nth-child(3),
.page-news .notes li:nth-child(3) {
  border-left-color: var(--gold);
}

.page-news .vendor-list li:nth-child(4) {
  border-left-color: var(--mist);
}

.page-news .vendor-list strong,
.page-news .notes strong {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

/* ---------- 往期索引 ---------- */
.page-news .archive {
  padding-top: 30px;
  padding-bottom: 56px;
  border-top: var(--line);
}

.page-news .archive__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 16px;
  margin-bottom: 16px;
}

.page-news .archive__head h2 {
  margin: 0;
  font-size: clamp(24px, 4.4vw, 32px);
  letter-spacing: -0.02em;
}

.page-news .archive__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: var(--line);
}

.page-news .archive__item {
  --cat: var(--cyan);
  padding: 14px 4px 14px 15px;
  border-bottom: 1px solid var(--hair);
  border-left: 4px solid var(--cat);
  transition: background-color 0.18s var(--ease);
}

.page-news .archive__item:hover {
  background: rgba(22, 74, 138, 0.22);
}

.page-news .archive__item--obs { --cat: var(--cat-obs); }
.page-news .archive__item--rule { --cat: var(--cat-rule); }
.page-news .archive__item--ver { --cat: var(--cat-ver); }
.page-news .archive__item--ven { --cat: var(--cat-ven); }
.page-news .archive__item--train { --cat: var(--cat-train); }

.page-news .archive__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-news .archive__item h3 {
  margin: 0 0 5px;
  font-size: 16px;
  line-height: 1.42;
  color: var(--paper);
}

.page-news .archive__item p:last-child {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.66;
  color: var(--mist);
}

/* ---------- 订阅 ---------- */
.page-news .subscribe {
  margin-top: 30px;
  border: var(--line);
  background: var(--night-blue);
  box-shadow: var(--shadow-mid);
  padding: 20px;
  display: grid;
  gap: 18px;
}

.page-news .subscribe h3 {
  margin: 0 0 10px;
  font-size: 21px;
  letter-spacing: -0.01em;
}

.page-news .subscribe p {
  margin: 0 0 10px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-news .subscribe p:last-child {
  margin-bottom: 0;
}

.page-news .subscribe__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-news .subscribe__actions .btn {
  text-decoration: none;
}

@media (min-width: 640px) {
  .page-news .metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .contents__link {
    grid-template-columns: 56px minmax(0, 1fr);
    padding: 16px 6px;
  }

  .page-news .archive__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 20px;
  }

  .page-news .subscribe {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    padding: 24px;
  }

  .page-news .subscribe__actions {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (min-width: 860px) {
  .page-news .mast {
    padding-top: 30px;
    padding-bottom: 44px;
  }

  .page-news .mast-grid {
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 36px;
    align-items: start;
  }

  .page-news .issue {
    position: sticky;
    top: 96px;
    padding: 20px 20px 12px;
  }

  .page-news .lead-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .lead-card--rule {
    margin-top: 34px;
  }

  .page-news .lead-card--ver {
    margin-top: 68px;
  }

  .page-news .report__body--split {
    grid-template-columns: minmax(0, 1fr) 330px;
    align-items: start;
    gap: 32px;
  }

  .page-news .report__body--split.report__body--flip {
    grid-template-columns: 330px minmax(0, 1fr);
  }

  .page-news .report__body--flip .report__media {
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .report__body--flip .report__text {
    grid-column: 2;
    grid-row: 1;
  }

  .page-news .report__media--tall img {
    aspect-ratio: 9 / 11;
  }
}

@media (min-width: 1100px) {
  .page-news .mast-grid {
    grid-template-columns: 268px minmax(0, 1fr);
    gap: 44px;
  }

  .page-news .report__body--split {
    grid-template-columns: minmax(0, 1fr) 380px;
  }

  .page-news .report__body--split.report__body--flip {
    grid-template-columns: 380px minmax(0, 1fr);
  }

  .page-news .archive__list {
    column-gap: 32px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .lead-card,
  .page-news .lead-card__title a,
  .page-news .contents__link,
  .page-news .issue__index a,
  .page-news .breadcrumb a,
  .page-news .text-link {
    transition: none;
  }

  .page-news .lead-card:hover,
  .page-news .lead-card:focus-within {
    transform: none;
  }
}