.page-news {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-sans);
}

.page-news .eyebrow {
  color: var(--steel);
  letter-spacing: 0.14em;
}

.page-news .num {
  font-family: var(--font-mono);
}

/* ---------- 首屏 ---------- */
.page-news .notes-hero {
  padding-top: 40px;
  padding-bottom: 44px;
}

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

.page-news .notes-hero h1 {
  margin: 14px 0 0;
  font-weight: 900;
  font-size: clamp(2.3rem, 9vw, 5.2rem);
  line-height: 1.03;
  letter-spacing: 0.03em;
  max-width: 16ch;
}

.page-news .notes-hero h1 span {
  display: block;
  color: var(--orange);
}

.page-news .notes-hero__aside {
  border-left: 2px solid var(--orange);
  padding-left: 18px;
}

.page-news .notes-hero__aside p {
  margin: 0 0 18px;
  color: var(--mist);
  font-size: 15.5px;
  line-height: 1.8;
  max-width: 46ch;
}

.page-news .notes-hero__strip {
  margin-top: 38px;
}

/* ---------- 翻页条 ---------- */
.page-news .notes-filter {
  position: sticky;
  top: var(--bar-h);
  z-index: 30;
  background: rgba(11, 15, 14, 0.96);
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  backdrop-filter: blur(10px);
}

.page-news .notes-filter__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-news .notes-filter__inner::-webkit-scrollbar {
  display: none;
}

.page-news .notes-filter__label {
  flex: none;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--steel);
}

.page-news .notes-filter__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .notes-filter__chip {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 7px 13px;
  border: 1px solid var(--hair);
  border-radius: 999px;
  color: var(--mist);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-news .notes-filter__chip:hover,
.page-news .notes-filter__chip:focus-visible {
  border-color: var(--orange);
  color: var(--paper);
}

.page-news .notes-filter__chip.is-active,
.page-news .notes-filter__chip[aria-current] {
  background: var(--orange);
  border-color: var(--orange);
  color: var(--ink);
}

.page-news .notes-filter__count {
  font-family: var(--font-mono);
  font-size: 11px;
  opacity: 0.72;
}

.page-news .notes-filter__status {
  display: none;
  flex: none;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-news .notes-filter__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lemon);
  box-shadow: 0 0 0 3px rgba(216, 255, 62, 0.16);
}

/* ---------- 头条 ---------- */
.page-news .notes-feature {
  padding-top: 42px;
  padding-bottom: 8px;
}

.page-news .feature-card {
  display: grid;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  background: var(--pine);
  box-shadow: var(--shadow-s);
  overflow: hidden;
}

.page-news .feature-card__media {
  margin: 0;
  overflow: hidden;
}

.page-news .feature-card__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .feature-card__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 20px 30px;
}

.page-news .feature-card h2 {
  margin: 0;
  font-size: clamp(1.5rem, 5.6vw, 2.5rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--paper);
}

.page-news .feature-card__body p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-news .feature-card__stat {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  font-family: var(--font-mono);
  font-size: clamp(2.4rem, 9vw, 3.6rem);
  font-weight: 500;
  line-height: 1;
  color: var(--lemon);
  padding: 10px 0;
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
}

.page-news .feature-card__stat small {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .feature-card .btn {
  align-self: flex-start;
  margin-top: 6px;
}

/* ---------- 笔记列表 ---------- */
.page-news .notes-feed {
  padding: 54px 0 52px;
}

.page-news .notes-feed__grid {
  display: grid;
  gap: 34px;
}

.page-news .notes-feed__head {
  padding-bottom: 6px;
}

.page-news .notes-feed__head h2 {
  margin: 10px 0 10px;
  font-size: clamp(1.5rem, 5vw, 2.3rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.page-news .notes-feed__head p {
  margin: 0;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
  max-width: 52ch;
}

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

.page-news .note-row {
  position: relative;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  grid-template-areas:
    "num meta"
    "body body";
  gap: 6px 14px;
  padding: 20px 8px 20px 14px;
  border-top: 1px solid var(--hair);
  scroll-margin-top: calc(var(--bar-h) + 90px);
  transition: background-color var(--dur) var(--ease);
}

.page-news .note-row:last-child {
  border-bottom: 1px solid var(--hair);
}

.page-news .note-row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 0;
  background: linear-gradient(180deg, var(--orange), var(--ember));
  transition: width var(--dur) var(--ease);
}

.page-news .note-row:hover,
.page-news .note-row:focus-within {
  background: rgba(245, 241, 232, 0.035);
}

.page-news .note-row:hover::before,
.page-news .note-row:focus-within::before,
.page-news .note-row:target::before {
  width: 4px;
}

.page-news .note-row:target {
  background: rgba(255, 106, 43, 0.08);
}

.page-news .note-row__num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--steel);
  padding-top: 2px;
}

.page-news .note-row__meta {
  grid-area: meta;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.page-news .note-row__col {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .note-row__time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: var(--steel);
}

.page-news .note-row__body {
  grid-area: body;
}

.page-news .note-row__body h3 {
  margin: 10px 0 0;
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-news .note-row__body p {
  margin: 8px 0 0;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.78;
}

.page-news .note-row__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-top: 12px;
}

.page-news .note-row__more {
  font-size: 13px;
  font-weight: 600;
  color: var(--lemon);
  text-decoration: none;
  border-bottom: 1px solid rgba(216, 255, 62, 0.35);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .note-row__more:hover,
.page-news .note-row__more:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-news .note-row__series {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--steel);
  border: 1px dashed var(--hair);
  border-radius: 2px;
  padding: 3px 8px;
}

.page-news .notes-feed__aside {
  display: grid;
  gap: 16px;
}

.page-news .aside-card {
  margin: 0;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  background: var(--pine);
  overflow: hidden;
}

.page-news .aside-card img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.page-news .aside-card figcaption {
  padding: 14px 16px 18px;
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 专题系列 ---------- */
.page-news .notes-series {
  padding: 52px 0;
  border-top: 1px solid var(--hair);
}

.page-news .notes-series__head h2 {
  margin: 10px 0 0;
  font-size: clamp(1.5rem, 5vw, 2.3rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

.page-news .notes-series__lead {
  margin: 10px 0 0;
  max-width: 54ch;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.8;
}

.page-news .notes-series__media {
  margin: 26px 0 0;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .notes-series__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .notes-series__media figcaption {
  padding: 12px 16px;
  background: var(--pine);
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--mist);
}

.page-news .series-stack {
  display: grid;
  margin-top: 26px;
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .series-item {
  position: relative;
  display: grid;
  gap: 10px;
  padding: 22px 18px 22px 22px;
  background: var(--pine);
  border-left: 3px solid var(--orange);
  border-bottom: 1px solid var(--hair);
  transition: background-color var(--dur) var(--ease);
}

.page-news .series-item:last-child {
  border-bottom: 0;
}

.page-news .series-item:hover,
.page-news .series-item:focus-within {
  background: var(--pine-soft);
}

.page-news .series-item--legacy {
  border-left-color: var(--steel);
}

.page-news .series-item--member {
  border-left-color: var(--lemon);
}

.page-news .series-item__head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 12px;
}

.page-news .series-item__num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--orange);
}

.page-news .series-item--legacy .series-item__num {
  color: var(--steel);
}

.page-news .series-item--member .series-item__num {
  color: var(--lemon);
}

.page-news .series-item h3 {
  margin: 0;
  font-size: 1.12rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-news .series-item p {
  margin: 0;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.78;
}

.page-news .series-route {
  display: none;
  width: 132px;
  height: auto;
  margin-left: auto;
}

.page-news .series-route__path {
  stroke: var(--steel);
}

.page-news .series-route__dot-a {
  fill: var(--orange);
}

.page-news .series-route__dot-b {
  fill: var(--lemon);
}

.page-news .series-item__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin-top: 2px;
}

.page-news .series-item__link {
  font-size: 13px;
  font-weight: 600;
  color: var(--lemon);
  text-decoration: none;
  border-bottom: 1px solid rgba(216, 255, 62, 0.35);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .series-item__link:hover,
.page-news .series-item__link:focus-visible {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.page-news .series-item__modules {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  opacity: 1;
  transition: opacity var(--dur) var(--ease);
}

.page-news .series-item__mod {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--mist);
  border: 1px solid var(--hair);
  border-radius: 2px;
  padding: 3px 8px;
}

/* ---------- 编辑台 ---------- */
.page-news .notes-desk {
  padding: 52px 0;
  border-top: 1px solid var(--hair);
  background: var(--ink-soft);
}

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

.page-news .notes-desk__media {
  margin: 0;
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news .notes-desk__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-news .notes-desk h2 {
  margin: 10px 0 12px;
  font-size: clamp(1.4rem, 4.6vw, 2rem);
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: 0.02em;
}

.page-news .notes-desk__body p {
  margin: 0 0 14px;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.82;
}

.page-news .notes-desk__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.page-news .notes-desk__stats li {
  border-top: 1px solid var(--hair);
  padding-top: 10px;
}

.page-news .notes-desk__stats .num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--lemon);
  line-height: 1.2;
}

.page-news .notes-desk__stat-label {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 订阅 ---------- */
.page-news .notes-sub {
  padding: 52px 0 72px;
  border-top: 1px solid var(--hair);
}

.page-news .notes-sub h2 {
  margin: 10px 0 12px;
  font-size: clamp(1.4rem, 4.8vw, 2.1rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: 0.02em;
}

.page-news .notes-sub__lead {
  margin: 0 0 22px;
  color: var(--mist);
  font-size: 14.5px;
  line-height: 1.82;
}

.page-news .notes-sub__detail {
  border-top: 1px solid var(--hair);
  padding: 14px 0;
}

.page-news .notes-sub__detail:last-of-type {
  border-bottom: 1px solid var(--hair);
}

.page-news .notes-sub__detail summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 600;
  color: var(--paper);
  list-style: none;
}

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

.page-news .notes-sub__detail summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--orange);
}

.page-news .notes-sub__detail[open] summary::after {
  content: "−";
}

.page-news .notes-sub__detail p {
  margin: 10px 0 0;
  color: var(--mist);
  font-size: 14px;
  line-height: 1.8;
}

.page-news .notes-sub__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 26px;
}

.page-news .notes-sub__note {
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--steel);
}

/* ---------- 断点 ---------- */
@media (min-width: 600px) {
  .page-news .notes-filter__status {
    display: inline-flex;
  }

  .page-news .series-route {
    display: block;
  }

  .page-news .series-item {
    padding: 26px 26px 26px 28px;
  }

  .page-news .notes-desk__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .notes-hero {
    padding-top: 56px;
    padding-bottom: 52px;
  }

  .page-news .notes-hero__grid {
    grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.85fr);
    align-items: end;
    gap: 52px;
  }

  .page-news .notes-hero__aside {
    padding-left: 22px;
  }

  .page-news .notes-hero__aside p {
    font-size: 16px;
  }

  .page-news .feature-card {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  }

  .page-news .feature-card__body {
    padding: 36px 40px 40px;
    gap: 14px;
  }

  .page-news .feature-card__body p {
    font-size: 15px;
  }

  .page-news .notes-feed {
    padding: 68px 0 64px;
  }

  .page-news .notes-feed__grid {
    grid-template-columns: minmax(0, 1fr) 288px;
    gap: 56px;
    align-items: start;
  }

  .page-news .notes-feed__aside {
    position: sticky;
    top: calc(var(--bar-h) + 84px);
  }

  .page-news .note-row {
    grid-template-columns: 56px 152px minmax(0, 1fr);
    grid-template-areas: "num meta body";
    gap: 0 24px;
    padding: 26px 12px 26px 18px;
  }

  .page-news .note-row::before {
    top: 14px;
    bottom: 14px;
  }

  .page-news .note-row__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
  }

  .page-news .note-row__body h3 {
    margin-top: 0;
    font-size: 1.18rem;
  }

  .page-news .note-row__body p {
    font-size: 14.5px;
  }

  .page-news .notes-series {
    padding: 68px 0;
  }

  .page-news .notes-series__media img {
    aspect-ratio: 21 / 9;
  }

  .page-news .notes-desk {
    padding: 68px 0;
  }

  .page-news .notes-desk__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 48px;
    align-items: center;
  }

  .page-news .notes-sub {
    padding: 68px 0 88px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .note-row,
  .page-news .note-row::before,
  .page-news .series-item,
  .page-news .series-item__modules,
  .page-news .notes-filter__chip,
  .page-news .note-row__more,
  .page-news .series-item__link {
    transition: none;
  }
}
<<<END>>>