.page-news {
  --obs-copper-line: rgba(201, 136, 76, 0.5);
  --obs-hair: rgba(11, 42, 69, 0.14);
  --obs-cream-fade: rgba(247, 244, 238, 0.72);
  background: var(--mist);
  color: var(--ink);
  font-family: var(--font-sans);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-news .obs-hero {
  position: relative;
  padding: clamp(26px, 5vw, 48px) 0 clamp(38px, 6vw, 78px);
  color: var(--paper);
  border-bottom: 1px solid var(--obs-copper-line);
  background:
    radial-gradient(110% 80% at 86% 4%, rgba(140, 156, 144, 0.3), transparent 58%),
    radial-gradient(70% 60% at 4% 96%, rgba(201, 136, 76, 0.22), transparent 62%),
    linear-gradient(158deg, var(--ink) 0%, var(--ink-2) 66%, #0d3a4a 100%);
}

.page-news .obs-hero .breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 clamp(22px, 4vw, 38px);
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: rgba(247, 244, 238, 0.62);
}

.page-news .obs-hero .breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.page-news .obs-hero .breadcrumb li + li::before {
  content: "/";
  color: rgba(201, 136, 76, 0.9);
}

.page-news .obs-hero .breadcrumb a {
  color: inherit;
  text-decoration: none;
}

.page-news .obs-hero .breadcrumb a:hover,
.page-news .obs-hero .breadcrumb [aria-current] {
  color: var(--copper-soft);
}

.page-news .obs-hero__grid {
  display: grid;
  gap: clamp(28px, 5vw, 54px);
}

.page-news .obs-kicker {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--copper-soft);
}

.page-news .obs-hero__title {
  margin: 0 0 22px;
  font-size: clamp(34px, 8vw, 60px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .obs-hero__title span {
  display: block;
  margin-top: 10px;
  font-size: 0.56em;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--copper-soft);
}

.page-news .obs-hero__lead {
  max-width: 46ch;
  margin: 0 0 28px;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.9;
  color: rgba(247, 244, 238, 0.84);
}

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

.page-news .obs-hero__actions .btn--ghost {
  color: var(--paper);
  border-color: rgba(247, 244, 238, 0.48);
}

.page-news .obs-hero__actions .btn--ghost:hover {
  border-color: var(--copper-soft);
  color: var(--copper-soft);
}

.page-news .obs-hero__aside-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: rgba(247, 244, 238, 0.55);
}

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

.page-news .obs-cat {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 15px 6px;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid rgba(247, 244, 238, 0.14);
  transition: background 0.2s ease, padding-left 0.2s ease;
}

.page-news .obs-cat:hover,
.page-news .obs-cat:focus-visible {
  background: rgba(201, 136, 76, 0.14);
  padding-left: 12px;
}

.page-news .obs-cat__num {
  padding-top: 2px;
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--jade-bright);
}

.page-news .obs-cat__name {
  display: block;
  margin-bottom: 5px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper);
}

.page-news .obs-cat__desc {
  display: block;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(247, 244, 238, 0.66);
}

/* ---------- 区块通用 ---------- */
.page-news .obs-block {
  padding: clamp(42px, 7vw, 88px) 0;
}

.page-news .obs-block--mist {
  background: var(--mist);
}

.page-news .obs-block--paper {
  background: var(--paper);
}

.page-news .obs-head {
  display: grid;
  gap: 14px;
  margin-bottom: clamp(24px, 4vw, 46px);
}

.page-news .obs-head h2 {
  margin: 0;
  font-size: clamp(24px, 3.6vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.page-news .obs-head p {
  max-width: 64ch;
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--stone);
}

.page-news .obs-inline-link {
  color: var(--blue);
  text-decoration: none;
  border-bottom: 1px solid var(--obs-copper-line);
}

.page-news .obs-inline-link:hover {
  color: var(--jade);
  border-bottom-color: var(--jade);
}

/* ---------- 条目列表 ---------- */
.page-news .obs-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .obs-item {
  display: grid;
  gap: 12px;
  padding: 22px 0;
  border-top: 1px solid var(--obs-copper-line);
}

.page-news .obs-item:last-child {
  border-bottom: 1px solid var(--obs-copper-line);
}

.page-news .obs-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-news .obs-tag {
  display: inline-block;
  padding: 4px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: #fff;
  transition: filter 0.2s ease;
}

.page-news .obs-tag--site {
  background: var(--ink-2);
}

.page-news .obs-tag--city {
  background: var(--moss);
  color: var(--ink);
}

.page-news .obs-tag--hand {
  background: var(--clay);
}

.page-news .obs-tag--std {
  background: var(--copper);
  color: var(--ink);
}

.page-news .obs-item:hover .obs-tag {
  filter: brightness(0.86);
}

.page-news .obs-item__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--stone);
}

.page-news .obs-item__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.45;
}

.page-news .obs-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--stone);
}

.page-news .obs-item__media {
  margin: 4px 0 0;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-news .obs-item__media img,
.page-news .season-figure img,
.page-news .chart-figure img,
.page-news .hand-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
}

.page-news .obs-list-foot {
  margin-top: clamp(20px, 3vw, 30px);
  padding: 16px 18px;
  border-left: 3px solid var(--copper);
  border-radius: 0 var(--radius-s) var(--radius-s) 0;
  background: var(--paper);
}

.page-news .obs-list-foot p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--ink);
}

/* ---------- 专题 ---------- */
.page-news .season-grid {
  display: grid;
  gap: clamp(22px, 3.2vw, 36px);
}

.page-news .season-figure {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--ink-2);
}

.page-news .season-figure img {
  aspect-ratio: 3 / 2;
  height: auto;
}

.page-news .season-figure .media-caption {
  display: block;
  padding: 12px 16px;
  font-family: var(--font-kai);
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--stone);
  background: var(--paper);
}

.page-news .season-subtitle {
  margin: 0 0 14px;
  font-size: 18px;
  letter-spacing: 0.02em;
}

.page-news .tip-list {
  margin: 0 0 clamp(24px, 3vw, 34px);
  padding: 0;
  list-style: none;
}

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

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

.page-news .tip__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 14px;
  margin-bottom: 6px;
}

.page-news .tip__name {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--ink);
}

.page-news .tip__when {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--jade);
}

.page-news .tip__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

.page-news .chart-card {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 30px);
  border-radius: 22px;
  color: var(--paper);
  background:
    radial-gradient(80% 70% at 100% 100%, rgba(201, 136, 76, 0.35), transparent 62%),
    linear-gradient(150deg, var(--ink-2), var(--ink) 78%);
}

.page-news .chart-card h3 {
  margin: 0 0 14px;
  font-size: 18px;
  color: var(--paper);
}

.page-news .chart-figure {
  margin: 0 0 14px;
  border-radius: var(--radius-m);
  overflow: hidden;
}

.page-news .chart-figure img {
  aspect-ratio: 3 / 2;
  height: auto;
}

.page-news .chart-note {
  margin: 0 0 12px;
  font-size: 13.5px;
  line-height: 1.85;
  color: rgba(247, 244, 238, 0.76);
}

.page-news .chart-card .btn--ghost {
  margin-top: 6px;
  color: var(--paper);
  border-color: rgba(247, 244, 238, 0.42);
}

.page-news .chart-card .btn--ghost:hover {
  color: var(--copper-soft);
  border-color: var(--copper-soft);
}

/* ---------- 拆装笔记 ---------- */
.page-news .notes-layout {
  display: grid;
  gap: clamp(20px, 3vw, 30px);
}

.page-news .notes-grid {
  display: grid;
  gap: clamp(16px, 2.4vw, 22px);
}

.page-news .note-card {
  padding: clamp(18px, 2.6vw, 26px);
  border: 1px solid var(--obs-hair);
  border-radius: var(--radius-l);
  background: var(--paper);
}

.page-news .note-card h3 {
  margin: 0 0 12px;
  font-size: 17px;
  line-height: 1.4;
  color: var(--ink);
}

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

.page-news .note-card li {
  position: relative;
  padding: 12px 0 12px 24px;
  border-top: 1px solid var(--obs-hair);
  font-size: 14px;
  line-height: 1.8;
  color: var(--stone);
}

.page-news .note-card li::before {
  content: "";
  position: absolute;
  top: 19px;
  left: 0;
  width: 9px;
  height: 9px;
  border: 1px solid var(--jade);
  border-radius: 2px;
}

.page-news .note-card strong {
  color: var(--ink);
  font-weight: 700;
}

.page-news .hand-note {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-news .hand-figure {
  margin: 0;
  border-radius: var(--radius-l);
  overflow: hidden;
  background: var(--ink-2);
}

.page-news .hand-figure img {
  aspect-ratio: 4 / 3;
  height: auto;
}

.page-news .hand-figure .media-caption {
  display: block;
  padding: 10px 14px;
  font-family: var(--font-kai);
  font-size: 13px;
  line-height: 1.85;
  color: var(--stone);
  background: var(--paper);
}

.page-news .ready-card {
  padding: 20px;
  border-radius: var(--radius-l);
  background: linear-gradient(160deg, rgba(140, 156, 144, 0.22), rgba(237, 239, 242, 0.9));
  border: 1px solid var(--obs-hair);
}

.page-news .ready-card h3 {
  margin: 0 0 12px;
  font-size: 15.5px;
  color: var(--ink);
}

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

.page-news .ready-card li {
  position: relative;
  padding: 8px 0 8px 22px;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--ink-2);
}

.page-news .ready-card li::before {
  content: "→";
  position: absolute;
  left: 0;
  font-family: var(--font-mono);
  color: var(--copper);
}

/* ---------- 摘录 ---------- */
.page-news .excerpt {
  padding: clamp(44px, 7vw, 92px) 0;
  color: var(--paper);
  background:
    radial-gradient(90% 120% at 92% 10%, rgba(11, 122, 94, 0.38), transparent 60%),
    linear-gradient(120deg, var(--ink) 0%, var(--ink-2) 100%);
}

.page-news .excerpt__inner {
  position: relative;
  padding-left: clamp(16px, 3vw, 30px);
  border-left: 2px solid var(--copper);
}

.page-news .excerpt__quote {
  max-width: 24ch;
  margin: 0 0 22px;
  font-size: clamp(24px, 4.4vw, 44px);
  font-weight: 800;
  line-height: 1.38;
  letter-spacing: -0.01em;
  color: var(--paper);
}

.page-news .excerpt__note {
  max-width: 56ch;
  margin: 0;
  font-family: var(--font-kai);
  font-size: 16px;
  line-height: 2;
  color: var(--obs-cream-fade);
}

/* ---------- 标准更新 ---------- */
.page-news .std-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .std-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  padding: 18px 18px 18px 16px;
  border-left: 3px solid var(--copper);
  border-radius: 0 var(--radius-m) var(--radius-m) 0;
  background: var(--paper);
}

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

.page-news .std-item h3 {
  margin: 0 0 8px;
  font-size: 16.5px;
  line-height: 1.4;
}

.page-news .std-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.85;
  color: var(--stone);
}

/* ---------- 记录来源 ---------- */
.page-news .source-grid {
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
}

.page-news .source-card {
  position: relative;
  padding: clamp(18px, 2.6vw, 26px);
  border-radius: var(--radius-l);
  border: 1px solid var(--obs-hair);
  background: var(--mist);
}

.page-news .source-card__num {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 22px;
  letter-spacing: 0.1em;
  color: var(--jade);
}

.page-news .source-card h3 {
  margin: 0 0 10px;
  font-size: 17px;
}

.page-news .source-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--stone);
}

.page-news .source-note {
  margin: clamp(18px, 3vw, 28px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--obs-copper-line);
  font-family: var(--font-kai);
  font-size: 14.5px;
  line-height: 2;
  color: var(--stone);
}

/* ---------- 回看与订阅 ---------- */
.page-news .obs-block--archive {
  background:
    linear-gradient(180deg, rgba(201, 136, 76, 0.1), transparent 40%),
    var(--paper);
  border-top: 1px solid var(--obs-copper-line);
}

.page-news .archive-layout {
  display: grid;
  gap: clamp(24px, 3.4vw, 40px);
}

.page-news .archive-links {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-news .archive-link {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 14px;
  padding: 14px 16px;
  border: 1px solid var(--obs-hair);
  border-radius: 12px;
  background: var(--mist);
  color: var(--ink);
  text-decoration: none;
  font-size: 14.5px;
  line-height: 1.6;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.page-news .archive-link:hover {
  border-color: var(--copper);
  background: #fff;
}

.page-news .ar-num {
  display: inline-block;
  margin-right: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--jade);
}

.page-news .ar-go {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--copper);
}

.page-news .archive-aside {
  padding: clamp(18px, 2.6vw, 26px);
  border-radius: var(--radius-l);
  border: 1px solid var(--obs-copper-line);
  background: var(--mist);
}

.page-news .archive-aside h3 {
  margin: 0 0 14px;
  font-size: 16px;
}

.page-news .archive-next {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.page-news .archive-next li {
  padding: 11px 0;
  border-top: 1px solid var(--obs-hair);
  font-size: 14px;
  line-height: 1.7;
  color: var(--stone);
}

.page-news .archive-next li a {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
  font-weight: 700;
}

.page-news .archive-next li span {
  display: block;
  font-size: 13px;
  color: var(--stone);
}

.page-news .archive-tip {
  margin: 0;
  font-family: var(--font-kai);
  font-size: 13.5px;
  line-height: 1.95;
  color: var(--stone);
}

.page-news .earlier {
  margin-top: clamp(22px, 3.4vw, 34px);
  border: 1px solid var(--obs-hair);
  border-radius: var(--radius-m);
  background: var(--mist);
}

.page-news .earlier summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 18px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  list-style: none;
}

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

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

.page-news .earlier[open] summary::after {
  content: "–";
}

.page-news .earlier ul {
  margin: 0;
  padding: 0 18px 16px;
  list-style: none;
}

.page-news .earlier li {
  padding: 10px 0;
  border-top: 1px solid var(--obs-hair);
  font-family: var(--font-kai);
  font-size: 14px;
  line-height: 1.9;
  color: var(--stone);
}

/* ---------- 返回顶部 ---------- */
.page-news .to-top {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 40;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  border: 1px solid var(--obs-copper-line);
  background: var(--ink);
  color: var(--copper-soft);
  font-family: var(--font-mono);
  text-decoration: none;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.24s ease, transform 0.24s ease;
}

.page-news .to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.page-news .to-top:hover {
  border-color: var(--copper);
  color: var(--paper);
}

/* ---------- 断点 ---------- */
@media (min-width: 700px) {
  .page-news .obs-hero__grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-news .season-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: start;
  }

  .page-news .season-figure img {
    aspect-ratio: 4 / 5;
  }

  .page-news .source-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .archive-layout {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
  }
}

@media (min-width: 980px) {
  .page-news .obs-item {
    grid-template-columns: 132px minmax(0, 1fr);
    column-gap: 30px;
    padding: 26px 0;
  }

  .page-news .obs-item__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .page-news .obs-item--lead {
    grid-template-columns: 132px minmax(0, 1fr) 292px;
    grid-template-rows: repeat(2, auto);
    column-gap: 30px;
  }

  .page-news .obs-item--lead .obs-item__meta {
    grid-column: 1;
    grid-row: 1;
  }

  .page-news .obs-item--lead .obs-item__body {
    grid-column: 2;
    grid-row: 1;
  }

  .page-news .obs-item--lead .obs-item__media {
    grid-column: 3;
    grid-row: 1 / span 2;
    margin: 0;
    align-self: start;
  }

  .page-news .notes-layout {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
    align-items: start;
  }

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

  .page-news .excerpt__inner {
    padding-left: 34px;
  }
}

@media (min-width: 1120px) {
  .page-news .notes-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .season-figure img {
    aspect-ratio: 3 / 2;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .obs-cat,
  .page-news .archive-link,
  .page-news .obs-tag,
  .page-news .to-top {
    transition: none;
  }
}
<<<END>>>