.page-news {
  --np-rail-w: 236px;
  --np-line: rgba(175, 194, 209, 0.34);
  --np-line-soft: rgba(15, 35, 51, 0.1);
  background: var(--sand-100);
  color: var(--ink-900);
}

/* ---------- 面包屑 ---------- */
.page-news .np-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(22px, 4vw, 42px);
  font-size: var(--fs-12);
  letter-spacing: 0.02em;
  color: var(--ink-200);
}
.page-news .np-crumb a {
  color: var(--ink-200);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news .np-crumb a:hover {
  color: var(--sand-100);
  border-bottom-color: rgba(246, 242, 233, 0.5);
}
.page-news .np-crumb-sep { opacity: 0.5; }
.page-news .np-crumb-current {
  color: var(--flame);
  font-weight: 600;
}

/* ---------- 首屏 ---------- */
.page-news .np-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--sand-100);
  padding: calc(var(--header-h) + clamp(18px, 4vw, 40px)) 0 clamp(44px, 7vw, 86px);
}
.page-news .np-hero-shape {
  position: absolute;
  z-index: -1;
  top: -14%;
  right: -18%;
  width: 78%;
  height: 132%;
  background: linear-gradient(158deg, var(--ink-700) 0%, rgba(23, 58, 86, 0) 78%);
  clip-path: polygon(38% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}
.page-news .np-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 5vw, 56px);
}
.page-news .np-hero .hp-eyebrow { color: var(--sand-300); }
.page-news .np-hero-title {
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  color: var(--sand-100);
  font-size: clamp(30px, 6.2vw, 58px);
  line-height: 1.16;
  max-width: 16ch;
}
.page-news .np-hero-lede {
  max-width: 54ch;
  margin: 0 0 clamp(22px, 3vw, 32px);
  color: rgba(246, 242, 233, 0.82);
}
.page-news .np-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: clamp(28px, 4vw, 42px);
}
.page-news .np-hero-actions .btn-cta {
  background: var(--flame);
  border-color: var(--flame);
  color: var(--paper);
}
.page-news .np-hero-actions .btn-cta:hover { background: var(--flame-deep); }
.page-news .np-hero-actions .btn-ghost {
  background: transparent;
  color: var(--sand-100);
  border-color: rgba(246, 242, 233, 0.36);
}
.page-news .np-hero-actions .btn-ghost:hover {
  border-color: var(--sand-100);
  color: var(--paper);
}

.page-news .np-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 4vw, 48px);
  margin: 0;
  padding-top: clamp(18px, 3vw, 26px);
  border-top: 1px solid rgba(175, 194, 209, 0.28);
}
.page-news .np-hero-stat dt {
  margin: 0 0 4px;
  font-size: var(--fs-12);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-200);
}
.page-news .np-hero-stat dd {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin: 0;
  color: var(--sand-100);
}
.page-news .np-hero-stat .hp-unit { color: var(--sand-300); }

.page-news .np-hero-aside {
  align-self: start;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid rgba(175, 194, 209, 0.26);
  border-radius: var(--radius-lg);
  background: rgba(246, 242, 233, 0.07);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.page-news .np-aside-title {
  margin: 0 0 16px;
  font-size: var(--fs-14);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--sand-300);
}
.page-news .np-aside-list {
  display: grid;
  gap: 12px;
  margin: 0;
}
.page-news .np-aside-row {
  display: grid;
  grid-template-columns: 5.4em minmax(0, 1fr);
  gap: 10px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(175, 194, 209, 0.16);
  font-size: var(--fs-14);
}
.page-news .np-aside-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.page-news .np-aside-row dt { color: var(--ink-200); }
.page-news .np-aside-row dd {
  margin: 0;
  color: var(--sand-100);
  line-height: 1.7;
}

/* ---------- 通用章节头 ---------- */
.page-news .np-sec-head {
  max-width: 64ch;
  margin-bottom: clamp(22px, 3.6vw, 38px);
}
.page-news .np-sec-head .hp-title { margin: 0 0 12px; }
.page-news .np-sec-head .hp-lede { margin: 0; }

/* ---------- 置顶要点 ---------- */
.page-news .np-points {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(14px, 2vw, 20px);
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .np-point {
  padding: 20px 20px 22px;
  border-left: 3px solid var(--flame);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}
.page-news .np-point-time {
  display: block;
  margin-bottom: 8px;
  font-size: var(--fs-12);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--flame-deep);
}
.page-news .np-point-text {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--ink-700);
}
.page-news .np-note { margin: clamp(28px, 4vw, 48px) 0 0; }
.page-news .np-note .media-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.page-news .np-note .media-cap { margin-top: 10px; }

/* ---------- 条目流 ---------- */
.page-news .np-stream { background: var(--sand-100); }
.page-news .np-stream-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
}
.page-news .np-stream-main { min-width: 0; }

.page-news .np-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(18px, 2.6vw, 28px);
}
.page-news .filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--ink-200);
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink-700);
  font-size: var(--fs-14);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.page-news .filter-btn span {
  font-family: var(--font-num);
  font-size: var(--fs-16);
  line-height: 1;
  color: var(--flame-deep);
}
.page-news .filter-btn:hover { border-color: var(--ink-700); }
.page-news .filter-btn[aria-pressed="true"] {
  background: var(--ink-700);
  border-color: var(--ink-700);
  color: var(--sand-100);
}
.page-news .filter-btn[aria-pressed="true"] span { color: var(--sand-300); }

.page-news .np-entries { border-top: 1px solid var(--np-line-soft); }
.page-news .np-entry { border-bottom: 1px solid var(--np-line-soft); }
.page-news [data-filter-item][hidden] { display: none; }

.page-news .np-entry-head {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "tag time idx"
    "lead lead lead";
  align-items: center;
  gap: 8px 12px;
  width: 100%;
  padding: 18px 6px 18px 16px;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s var(--ease);
}
.page-news .np-entry-head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 2px;
  background: var(--flame);
  opacity: 0;
  transition: opacity 0.2s var(--ease);
}
.page-news .np-entry-head[aria-expanded="true"]::before { opacity: 1; }
.page-news .np-entry-head:hover { background: rgba(23, 58, 86, 0.05); }
.page-news .np-entry-head:focus-visible {
  outline: 2px solid var(--flame);
  outline-offset: 2px;
}
.page-news .np-entry-tag { grid-area: tag; }
.page-news .np-entry-time {
  grid-area: time;
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--ink-400);
  white-space: nowrap;
}
.page-news .np-entry-lead {
  grid-area: lead;
  font-size: var(--fs-16);
  font-weight: 600;
  line-height: 1.65;
  color: var(--ink-900);
}
.page-news .np-entry-idx {
  grid-area: idx;
  font-family: var(--font-num);
  font-size: var(--fs-20);
  letter-spacing: -0.02em;
  color: var(--ink-200);
  transition: color 0.2s var(--ease);
}
.page-news .np-entry-head[aria-expanded="true"] .np-entry-idx { color: var(--flame); }

.page-news .np-entry .hp-stack-inner {
  padding: 0 18px 22px 20px;
  font-size: var(--fs-16);
  line-height: 1.9;
  color: var(--ink-700);
}
.page-news .np-entry .hp-stack-inner p { margin: 0 0 10px; }
.page-news .np-entry .hp-stack-inner p:last-child { margin-bottom: 0; }

.page-news .np-inline-media {
  margin: 0;
  padding: 6px 0 22px 16px;
  border-bottom: 1px solid var(--np-line-soft);
}
.page-news .np-inline-media .media-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.page-news .np-inline-media .media-cap { margin-top: 10px; }

.page-news .np-stream-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: clamp(24px, 3.6vw, 40px);
  padding: clamp(20px, 3vw, 28px);
  border-radius: var(--radius-lg);
  background: var(--paper);
  border-left: 3px solid var(--ink-700);
  box-shadow: var(--shadow-soft);
}
.page-news .np-stream-foot p {
  margin: 0;
  max-width: 52ch;
  font-size: var(--fs-14);
  line-height: 1.85;
  color: var(--ink-700);
}

/* ---------- 右侧刻度 ---------- */
.page-news .np-rail { display: none; }
.page-news .np-rail-inner {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding-left: 20px;
  border-left: 1px solid var(--np-line-soft);
}
.page-news .np-rail-label {
  margin: 0 0 16px;
  font-size: var(--fs-12);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--ink-400);
}
.page-news .np-rail-list {
  display: grid;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .np-rail-link {
  display: grid;
  gap: 3px;
  padding: 10px 0 10px 12px;
  border-left: 2px solid transparent;
  text-decoration: none;
  color: var(--ink-700);
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}
.page-news .np-rail-link:hover {
  border-left-color: var(--ink-400);
  background: rgba(23, 58, 86, 0.045);
}
.page-news .np-rail-q {
  font-family: var(--font-num);
  font-size: var(--fs-20);
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}
.page-news .np-rail-note {
  font-size: var(--fs-12);
  line-height: 1.6;
  color: var(--ink-400);
}

/* ---------- 归档 ---------- */
.page-news .np-archive .hp-title { color: var(--sand-100); }
.page-news .np-archive .hp-lede { color: rgba(246, 242, 233, 0.78); }
.page-news .np-archive .hp-eyebrow { color: var(--sand-300); }

.page-news .np-archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}
.page-news .np-q {
  padding: 18px 0 18px 20px;
  border-left: 1px solid rgba(175, 194, 209, 0.3);
  transition: border-color 0.25s var(--ease), background 0.3s var(--ease);
}
.page-news .np-q + .np-q { border-top: 1px solid rgba(175, 194, 209, 0.14); }
.page-news .np-q:target {
  border-left-color: var(--flame);
  background: linear-gradient(90deg, rgba(226, 80, 42, 0.14), rgba(226, 80, 42, 0) 72%);
  padding-right: 14px;
}
.page-news .np-q-title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 600;
  letter-spacing: 0;
  color: var(--sand-100);
}
.page-news .np-q-text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.9;
  color: rgba(246, 242, 233, 0.76);
}
.page-news .np-archive-media { margin: 0; }
.page-news .np-archive-media .media-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.page-news .np-archive-media .media-cap { margin-top: 10px; color: rgba(246, 242, 233, 0.68); }

/* ---------- 入门三条 ---------- */
.page-news .np-starter-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(16px, 2.4vw, 24px);
}
.page-news .np-starter {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 24px 22px 26px;
  border-top: 3px solid var(--ink-700);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}
.page-news .np-starter:first-child { border-top-color: var(--flame); }
.page-news .np-starter:nth-child(2) { border-top-color: var(--jade); }
.page-news .np-starter-num {
  font-family: var(--font-num);
  font-size: var(--fs-36);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--ink-200);
}
.page-news .np-starter-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  font-weight: 600;
  line-height: 1.5;
  color: var(--ink-900);
}
.page-news .np-starter p {
  margin: 0;
  flex: 1 1 auto;
  font-size: var(--fs-14);
  line-height: 1.9;
  color: var(--ink-700);
}
.page-news .np-starter-link {
  align-self: flex-start;
  font-size: var(--fs-14);
  font-weight: 600;
  color: var(--flame-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(192, 64, 28, 0.35);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.page-news .np-starter-link:hover {
  color: var(--ink-900);
  border-bottom-color: var(--ink-900);
}

/* ---------- 订阅与收藏 ---------- */
.page-news .np-sub { background: var(--sand-100); }
.page-news .np-sub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
}
.page-news .np-sub-lede {
  max-width: 56ch;
  margin: 0 0 clamp(18px, 2.6vw, 24px);
  font-size: var(--fs-16);
  line-height: 1.9;
  color: var(--ink-700);
}
.page-news .np-copy { margin: 0 0 14px; }
.page-news .np-sub-meta a {
  color: var(--flame-deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(192, 64, 28, 0.35);
}
.page-news .np-sub-meta a:hover { color: var(--ink-900); border-bottom-color: var(--ink-900); }

.page-news .np-cadence {
  margin: 0;
  padding: 6px 22px;
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: var(--shadow-soft);
}
.page-news .np-cadence-row {
  display: grid;
  grid-template-columns: 6.5em minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--np-line-soft);
  font-size: var(--fs-14);
}
.page-news .np-cadence-row:last-child { border-bottom: 0; }
.page-news .np-cadence-row dt {
  font-weight: 600;
  color: var(--ink-400);
}
.page-news .np-cadence-row dd {
  margin: 0;
  color: var(--ink-900);
  line-height: 1.7;
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-news .np-points { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .page-news .np-starter-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 940px) {
  .page-news .np-hero-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    align-items: end;
  }
  .page-news .np-hero-shape {
    top: -16%;
    right: -8%;
    width: 62%;
    height: 128%;
  }
  .page-news .np-archive-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 300px);
    align-items: start;
  }
  .page-news .np-sub-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 340px);
    align-items: start;
  }
  .page-news .np-entry-head {
    grid-template-columns: auto auto minmax(0, 1fr) auto;
    grid-template-areas: "tag time lead idx";
    padding: 20px 10px 20px 20px;
  }
  .page-news .np-entry .hp-stack-inner {
    max-width: 70ch;
    padding: 0 10px 26px 22px;
  }
  .page-news .np-inline-media { padding-left: 20px; }
}

@media (min-width: 1000px) {
  .page-news .np-stream-grid {
    grid-template-columns: minmax(0, 1fr) var(--np-rail-w);
  }
  .page-news .np-rail { display: block; }
}

@media (max-width: 560px) {
  .page-news .np-hero-shape {
    top: -6%;
    right: -46%;
    width: 128%;
    height: 116%;
    opacity: 0.75;
  }
  .page-news .np-hero-stats { gap: 18px 26px; }
  .page-news .np-aside-row { grid-template-columns: 1fr; gap: 4px; }
  .page-news .np-cadence-row { grid-template-columns: 1fr; gap: 4px; }
  .page-news .np-stream-foot { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .np-entry-head,
  .page-news .np-entry-idx,
  .page-news .np-entry-head::before,
  .page-news .filter-btn,
  .page-news .np-q,
  .page-news .np-rail-link {
    transition: none;
  }
}
<<<END>>>