.page-news {
  --pn-gap: clamp(1.4rem, 3.6vw, 2.8rem);
  display: block;
}

/* ========== 页头 ========== */
.page-news > .kit-breadcrumb {
  padding-top: 1.5rem;
  padding-bottom: 0.2rem;
}

.page-news__intro {
  padding-top: clamp(1.2rem, 3.6vw, 2.4rem);
  padding-bottom: clamp(1.6rem, 4.4vw, 3.2rem);
}

.page-news__kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  color: var(--brass);
  margin: 0 0 0.9rem;
  text-transform: uppercase;
}

.page-news__h1 {
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(1.9rem, 6.2vw, 3.8rem);
  line-height: 1.15;
  letter-spacing: 0.035em;
  color: var(--ink);
  margin: 0 0 1.15rem;
  max-width: 17em;
}

.page-news__lede {
  font-family: var(--font-sans);
  font-size: clamp(1rem, 2vw, 1.1rem);
  line-height: 1.9;
  color: var(--ink-soft);
  max-width: 34em;
  margin: 0 0 1.4rem;
}

.page-news__badges {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.65rem;
}

.page-news__p {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.88;
  color: var(--ink-soft);
  max-width: 34em;
  margin: 0 0 1.1rem;
}

.page-news__lead {
  font-family: var(--font-sans);
  font-size: 0.98rem;
  line-height: 1.82;
  color: var(--ink-soft);
  max-width: 36em;
  margin: 0 0 0.4rem;
}

.page-news__aside {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  line-height: 1.8;
  color: var(--ink-soft);
  margin: 0.6rem 0 0;
  max-width: 34em;
}

.page-news__aside a,
.page-news__lead a {
  color: var(--teal-700);
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
  padding-bottom: 1px;
  transition: color 160ms ease-out, border-color 160ms ease-out;
}

.page-news__aside a:hover,
.page-news__lead a:hover {
  color: var(--brass);
  border-color: var(--teal-700);
}

/* ========== 图片通用 ========== */
.page-news__fig {
  margin: 0;
}

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

/* ========== 01 本批次速览 ========== */
.page-news__snapshot-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pn-gap);
  align-items: start;
}

.page-news__facts {
  margin: 1.3rem 0 1.1rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-news__fact {
  background: var(--paper);
  padding: 0.9rem 1rem 1rem;
  display: grid;
  align-content: start;
  gap: 0.35rem;
  min-width: 0;
}

.page-news__fact dt {
  font-family: var(--font-sans);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  line-height: 1.5;
}

.page-news__fact dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 0.3rem;
  font-family: var(--font-mono);
  color: var(--ink);
}

.page-news__facts .kit-num {
  font-size: clamp(1.5rem, 3.8vw, 2.05rem);
  line-height: 1;
}

.page-news__unit {
  font-size: 0.82rem;
  color: var(--ink-soft);
}

/* ========== 02 最近批次 ========== */
.page-news__fig--batch {
  margin: 1.3rem 0 1.5rem;
}

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

.page-news__batch {
  border-bottom: 1px solid var(--line);
}

.page-news__batch-head {
  display: grid;
  grid-template-columns: 3.6rem minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 0.4rem 0.9rem;
  width: 100%;
  padding: 1.05rem 0.15rem;
  background: none;
  border: 0;
  text-align: left;
  font: inherit;
  color: var(--ink);
  cursor: pointer;
  transition: background 180ms ease-out;
}

.page-news__batch-head:hover {
  background: rgba(192, 138, 46, 0.08);
}

.page-news__batch-head:focus-visible {
  outline: 2px solid var(--brass);
  outline-offset: 2px;
}

.page-news__batch-num {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--brass);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.page-news__batch-title {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.52;
  min-width: 0;
}

.page-news__batch-when {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--ink-soft);
  white-space: nowrap;
}

.page-news__batch-panel {
  padding: 0 0.15rem 1.15rem 4.5rem;
}

.page-news__batch-panel p {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 40em;
}

/* ========== 03 专题系列 ========== */
.page-news__fig--feature {
  margin: 1.3rem 0 0;
}

.page-news__feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 1.8rem;
}

.page-news__feature {
  position: relative;
  background: var(--parchment);
  border: 1px solid var(--line);
  padding: 1.45rem 1.2rem 1.25rem;
  transform: rotate(-0.7deg);
  box-shadow: 5px 6px 0 -1px var(--paper), 5px 6px 0 0 var(--line);
  transition: transform 220ms ease-out, box-shadow 220ms ease-out;
}

.page-news__feature:nth-child(2) {
  transform: rotate(0.6deg);
}

.page-news__feature:nth-child(3) {
  transform: rotate(-0.35deg);
}

.page-news__feature:hover {
  transform: rotate(0deg) translateY(-3px);
  box-shadow: 6px 8px 0 -1px var(--paper), 6px 8px 0 0 var(--line),
    0 16px 30px -20px rgba(14, 58, 79, 0.55);
}

.page-news__feature-kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--brass);
  margin: 0 0 0.6rem;
}

.page-news__feature-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.28rem;
  line-height: 1.35;
  letter-spacing: 0.02em;
  margin: 0 0 0.7rem;
  color: var(--ink);
}

.page-news__feature-desc {
  margin: 0 0 0.9rem;
  font-family: var(--font-sans);
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-news__feature-meta {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  color: var(--ink-soft);
  padding-top: 0.8rem;
  border-top: 1px dashed var(--line);
}

.page-news__feature-meta .kit-mono {
  color: var(--brass);
  font-weight: 600;
}

/* ========== 04 标签调整记录 ========== */
.page-news__legend {
  list-style: none;
  margin: 1.2rem 0 1.3rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.2rem;
  font-family: var(--font-sans);
  font-size: 0.83rem;
  color: var(--ink-soft);
}

.page-news__legend li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.page-news__dot {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 1px;
  display: inline-block;
}

.page-news__dot--new {
  background: var(--flag-green);
}

.page-news__dot--merge {
  background: var(--brass);
}

.page-news__dot--retire {
  background: var(--flag-red);
}

.page-news__taglog {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
}

.page-news__tagrow {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 0.3rem 1rem;
  padding: 1.1rem 1.1rem 1.1rem 0.9rem;
  border: 1px solid var(--line);
  border-left-width: 4px;
  background: rgba(245, 241, 232, 0.72);
}

.page-news__tagrow--new {
  border-left-color: var(--flag-green);
}

.page-news__tagrow--merge {
  border-left-color: var(--brass);
}

.page-news__tagrow--retire {
  border-left-color: var(--flag-red);
}

.page-news__tagrow-kind {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  padding-top: 0.25rem;
}

.page-news__tagrow-title {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.5;
  margin: 0 0 0.4rem;
  color: var(--ink);
}

.page-news__tagrow p {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  line-height: 1.82;
  color: var(--ink-soft);
  max-width: 40em;
}

/* ========== 05 读者来信 ========== */
.page-news__letters-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--pn-gap);
  align-items: start;
}

.page-news__letterlist {
  list-style: none;
  margin: 1.2rem 0 1.3rem;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news__letterlist > li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.35rem 1rem;
  align-items: baseline;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.page-news__letter-topic {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.68;
  color: var(--ink);
  margin: 0;
}

.page-news__letter-status {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  white-space: nowrap;
  color: var(--ink-soft);
}

/* ========== 06 订阅提醒 ========== */
.page-news__subscribe {
  padding-bottom: clamp(2.4rem, 6vw, 4rem);
}

.page-news__subscribe-card {
  position: relative;
  background: var(--teal-900);
  border: 1px solid var(--teal-700);
  padding: clamp(1.6rem, 4.4vw, 2.8rem);
  overflow: hidden;
  margin-top: clamp(1.2rem, 3.6vw, 2.2rem);
}

.page-news__subscribe-card::before {
  content: "";
  position: absolute;
  right: -90px;
  top: -90px;
  width: 340px;
  height: 340px;
  background: radial-gradient(circle, rgba(192, 138, 46, 0.3), transparent 65%);
  pointer-events: none;
}

.page-news__subscribe-card::after {
  content: "";
  position: absolute;
  left: -60px;
  bottom: -80px;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(47, 107, 79, 0.34), transparent 68%);
  pointer-events: none;
}

.page-news__subscribe-kicker {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  color: var(--brass);
  margin: 0 0 0.8rem;
  text-transform: uppercase;
}

.page-news__subscribe-title {
  position: relative;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  line-height: 1.28;
  letter-spacing: 0.025em;
  color: var(--paper);
  margin: 0 0 0.9rem;
  max-width: 18em;
}

.page-news__subscribe-text {
  position: relative;
  font-family: var(--font-sans);
  font-size: 0.97rem;
  line-height: 1.88;
  color: var(--teal-300);
  max-width: 34em;
  margin: 0 0 1.4rem;
}

.page-news__pushtypes {
  position: relative;
  list-style: none;
  margin: 0 0 1.6rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.55rem;
}

.page-news__pushtypes .kit-tag {
  background: rgba(245, 241, 232, 0.1);
  border-color: rgba(245, 241, 232, 0.38);
  color: var(--paper);
}

.page-news__subscribe-cta {
  position: relative;
  margin: 0;
}

/* ========== 媒体查询 ========== */
@media (max-width: 559px) {
  .page-news__batch-head {
    grid-template-columns: 3.1rem minmax(0, 1fr);
    row-gap: 0.3rem;
  }

  .page-news__batch-when {
    grid-column: 2;
    font-size: 0.72rem;
  }

  .page-news__batch-panel {
    padding-left: 3.1rem;
  }

  .page-news__letterlist > li {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (min-width: 640px) {
  .page-news__fig--batch img {
    max-height: 360px;
  }
}

@media (min-width: 760px) {
  .page-news__feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.7rem 1.3rem;
  }
}

@media (min-width: 900px) {
  .page-news__snapshot-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: clamp(1.8rem, 4.4vw, 3.6rem);
  }

  .page-news__letters-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(1.8rem, 4.4vw, 3.4rem);
  }

  .page-news__batch-panel {
    padding-left: 4.5rem;
  }

  .page-news__fig--batch {
    margin-bottom: 1.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news__feature,
  .page-news__batch-head {
    transition: none;
  }

  .page-news__feature,
  .page-news__feature:nth-child(2),
  .page-news__feature:nth-child(3) {
    transform: none;
  }
}