.page-news {
  --news-cut: 18px;
  position: relative;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--paper);
}

/* ---------- 首屏刊头 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  padding: clamp(1.5rem, 4vw, 2.6rem) 0 clamp(2.4rem, 6vw, 4.5rem);
  background:
    radial-gradient(92% 70% at 88% -6%, rgba(0, 229, 255, 0.14), transparent 62%),
    radial-gradient(70% 60% at 2% 6%, rgba(255, 77, 26, 0.16), transparent 60%),
    linear-gradient(165deg, var(--ink) 0%, var(--teal-black) 58%, var(--indigo-black) 100%);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    115deg,
    rgba(244, 241, 234, 0.05) 0 1px,
    transparent 1px 9px
  );
  opacity: 0.55;
}

.page-news .news-hero .breadcrumb {
  margin-bottom: clamp(1.3rem, 3vw, 2rem);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-news .news-hero__head {
  max-width: 46rem;
}

.page-news .news-hero__title {
  margin: 0.55rem 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 7vw, 3.9rem);
  font-weight: 300;
  line-height: 1.06;
  letter-spacing: -0.015em;
  color: var(--paper);
}

.page-news .news-hero__lead {
  margin: 1rem 0 0;
  max-width: 38rem;
  font-size: clamp(0.98rem, 2.2vw, 1.1rem);
  line-height: 1.78;
  color: rgba(244, 241, 234, 0.78);
}

.page-news .news-hero__meta {
  margin: 1.2rem 0 0;
  font-size: 0.73rem;
  letter-spacing: 0.1em;
  color: var(--steel);
}

/* ---------- 本期头条 ---------- */
.page-news .feature {
  display: grid;
  margin-top: clamp(1.8rem, 4vw, 3rem);
  background: linear-gradient(150deg, rgba(36, 16, 24, 0.94), rgba(17, 20, 23, 0.97));
  clip-path: polygon(
    0 0,
    calc(100% - var(--news-cut)) 0,
    100% var(--news-cut),
    100% 100%,
    var(--news-cut) 100%,
    0 calc(100% - var(--news-cut))
  );
}

.page-news .feature__visual {
  margin: 0;
  overflow: hidden;
  background: var(--panel);
}

.page-news .feature__visual img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.page-news .feature__body {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  justify-content: center;
  padding: clamp(1.3rem, 3.4vw, 2.3rem);
}

.page-news .cat-tag {
  align-self: flex-start;
  padding: 0.26rem 0.62rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--ember);
  border: 1px solid rgba(255, 176, 138, 0.45);
  background: rgba(255, 176, 138, 0.08);
}

.page-news .feature__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.1rem);
  font-weight: 600;
  line-height: 1.2;
  color: var(--paper);
}

.page-news .feature__sum {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.76;
  color: rgba(244, 241, 234, 0.74);
}

.page-news .feature__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.9rem 1.2rem;
  margin-top: 0.3rem;
}

.page-news .feature__time {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

/* ---------- 章节标题块 ---------- */
.page-news .block-head {
  display: grid;
  gap: 0.35rem;
  margin-bottom: clamp(1.5rem, 3.6vw, 2.3rem);
}

.page-news .section__index {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5rem);
  font-weight: 300;
  line-height: 0.82;
  letter-spacing: 0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(244, 241, 234, 0.26);
}

.page-news .block-head .section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.8vw, 2.2rem);
  font-weight: 600;
  line-height: 1.22;
  color: var(--paper);
}

.page-news .block-head .section__lead {
  margin: 0.55rem 0 0;
  max-width: 46rem;
  font-size: 0.96rem;
  line-height: 1.78;
  color: rgba(244, 241, 234, 0.7);
}

/* ---------- 分类索引与文章列表 ---------- */
.page-news .news-feed {
  padding: clamp(2.4rem, 6vw, 4.5rem) 0;
  background: linear-gradient(180deg, var(--wine-black) 0%, var(--ink) 100%);
}

.page-news .feed-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .cat-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: clamp(1.6rem, 4vw, 2.6rem);
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--line);
}

.page-news .cat-tab {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
  color: var(--steel);
  background: rgba(244, 241, 234, 0.03);
  border: 1px solid var(--line);
  box-shadow: inset 2px 0 0 rgba(255, 77, 26, 0);
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease),
    border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-news .cat-tab:hover {
  color: var(--paper);
  border-color: var(--line-strong);
}

.page-news #f-all:checked ~ .cat-tabs .cat-tab[for="f-all"],
.page-news #f-version:checked ~ .cat-tabs .cat-tab[for="f-version"],
.page-news #f-method:checked ~ .cat-tabs .cat-tab[for="f-method"],
.page-news #f-tips:checked ~ .cat-tabs .cat-tab[for="f-tips"],
.page-news #f-watch:checked ~ .cat-tabs .cat-tab[for="f-watch"] {
  color: var(--ink);
  background: var(--flame);
  border-color: var(--flame);
  box-shadow: inset 2px 0 0 var(--cyan);
}

.page-news .cat-block {
  display: none;
}

.page-news #f-all:checked ~ .notes-area .cat-block,
.page-news #f-version:checked ~ .notes-area .cat-block[data-cat="version"],
.page-news #f-method:checked ~ .notes-area .cat-block[data-cat="method"],
.page-news #f-tips:checked ~ .notes-area .cat-block[data-cat="tips"],
.page-news #f-watch:checked ~ .notes-area .cat-block[data-cat="watch"] {
  display: block;
}

.page-news .cat-block + .cat-block {
  margin-top: clamp(2rem, 5vw, 3.2rem);
}

.page-news .cat-strip {
  margin: 0;
  overflow: hidden;
  background: var(--panel);
  border-top: 2px solid var(--flame);
}

.page-news .cat-block[data-cat="version"] .cat-strip {
  border-top-color: var(--cyan);
}

.page-news .cat-block[data-cat="tips"] .cat-strip {
  border-top-color: var(--ember);
}

.page-news .cat-strip img {
  display: block;
  width: 100%;
  height: clamp(118px, 22vw, 190px);
  object-fit: cover;
  filter: saturate(0.9) contrast(1.05);
}

.page-news .cat-block__title {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 1.15rem 0 0.3rem;
  font-family: var(--font-display);
  font-size: 1.04rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--paper);
}

.page-news .notes {
  display: grid;
  gap: 0.2rem;
}

.page-news .note {
  position: relative;
  padding: 1.1rem 0 1.35rem 3.1rem;
  border-top: 1px solid var(--line-soft);
}

.page-news .note__no {
  position: absolute;
  top: 1.05rem;
  left: 0;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  color: var(--flame);
}

.page-news .note__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.02rem, 2.1vw, 1.22rem);
  font-weight: 600;
  line-height: 1.38;
  color: var(--paper);
  transition: color 0.2s var(--ease);
}

.page-news .note:hover .note__title {
  color: var(--cyan);
}

.page-news .note__sum {
  margin: 0.45rem 0 0;
  font-size: 0.9rem;
  line-height: 1.74;
  color: rgba(244, 241, 234, 0.68);
}

.page-news .note__meta {
  margin: 0.55rem 0 0;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--steel);
}

.page-news .note__more {
  margin-top: 0.55rem;
}

.page-news .note__more summary {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

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

.page-news .note__more summary::before {
  content: "+";
  font-size: 0.85rem;
  line-height: 1;
}

.page-news .note__more[open] summary::before {
  content: "–";
}

.page-news .note__more p {
  margin: 0.55rem 0 0;
  padding-left: 0.85rem;
  border-left: 2px solid rgba(0, 229, 255, 0.4);
  font-size: 0.86rem;
  line-height: 1.76;
  color: rgba(244, 241, 234, 0.62);
}

/* ---------- 专题系列 ---------- */
.page-news .news-series {
  padding: clamp(2.4rem, 6vw, 4.5rem) 0;
  background:
    radial-gradient(80% 60% at 8% 0%, rgba(255, 77, 26, 0.1), transparent 60%),
    var(--indigo-black);
}

.page-news .series {
  display: grid;
  gap: clamp(0.9rem, 2vw, 1.3rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .series__item {
  padding: 1.3rem 1.3rem 1.4rem 1.5rem;
  border-left: 3px solid var(--flame);
  background: linear-gradient(
    90deg,
    rgba(255, 77, 26, 0.14),
    rgba(255, 77, 26, 0.02) 62%,
    transparent
  );
}

.page-news .series__item:nth-child(2) {
  border-left-color: var(--cyan);
  background: linear-gradient(
    90deg,
    rgba(0, 229, 255, 0.13),
    rgba(0, 229, 255, 0.02) 62%,
    transparent
  );
}

.page-news .series__item:nth-child(3) {
  border-left-color: var(--ember);
  background: linear-gradient(
    90deg,
    rgba(255, 176, 138, 0.13),
    rgba(255, 176, 138, 0.02) 62%,
    transparent
  );
}

.page-news .series__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem 1rem;
}

.page-news .series__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.12rem, 2.4vw, 1.42rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-news .series__count {
  padding: 0.18rem 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--ember);
  border: 1px solid rgba(255, 176, 138, 0.4);
}

.page-news .series__desc {
  margin: 0.55rem 0 0;
  max-width: 52rem;
  font-size: 0.92rem;
  line-height: 1.76;
  color: rgba(244, 241, 234, 0.72);
}

.page-news .series__link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--cyan);
  text-decoration: none;
}

.page-news .series__link::after {
  content: "→";
  transition: transform 0.2s var(--ease);
}

.page-news .series__link:hover::after {
  transform: translateX(4px);
}

/* ---------- 反馈与选题 ---------- */
.page-news .news-pitch {
  padding: clamp(2.4rem, 6vw, 4.2rem) 0;
  background: var(--ink);
  border-top: 1px solid var(--line);
}

.page-news .news-pitch .section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3.8vw, 2.2rem);
  font-weight: 600;
  line-height: 1.22;
  color: var(--paper);
}

.page-news .news-pitch .section__lead {
  margin: 0.55rem 0 0;
  max-width: 44rem;
  font-size: 0.96rem;
  line-height: 1.78;
  color: rgba(244, 241, 234, 0.7);
}

.page-news .news-pitch__inner {
  display: grid;
  gap: clamp(1.4rem, 3vw, 2.2rem);
}

.page-news .news-pitch__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

/* ---------- 断点 ---------- */
@media (min-width: 760px) {
  .page-news .notes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(1.6rem, 3.4vw, 3rem);
  }
}

@media (min-width: 800px) {
  .page-news .news-pitch__inner {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    align-items: end;
  }
}

@media (min-width: 820px) {
  .page-news .series__item:nth-child(2) {
    margin-left: clamp(1.5rem, 6vw, 5rem);
  }

  .page-news .series__item:nth-child(3) {
    margin-right: clamp(1.5rem, 6vw, 5rem);
  }
}

@media (min-width: 860px) {
  .page-news .feature {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .page-news .feature__visual img {
    aspect-ratio: auto;
    min-height: 340px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .cat-tab,
  .page-news .note__title,
  .page-news .series__link::after {
    transition: none;
  }

  .page-news .series__link:hover::after {
    transform: none;
  }
}
<<<END>>>