.page-news {
  --n-body: #33455A;
  --n-body-invert: #B9C6D4;
  background: var(--sand);
  color: var(--ink);
}

.page-news .n-block {
  padding: 56px 0;
  position: relative;
}

.page-news .n-block--sand { background: var(--sand); }
.page-news .n-block--paper { background: var(--paper); }
.page-news .n-block--ink {
  background: var(--ink);
  color: var(--n-body-invert);
}

@media (min-width: 780px) {
  .page-news .n-block { padding: 88px 0; }
}

/* ---------- 首屏 ---------- */

.page-news .n-hero {
  background: var(--ink);
  color: var(--n-body-invert);
  padding: 40px 0 56px;
  position: relative;
  overflow: hidden;
}

.page-news .n-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(135deg, rgba(201, 162, 39, .05) 0 1px, transparent 1px 9px);
  pointer-events: none;
}

.page-news .n-hero > .shell {
  position: relative;
  z-index: 1;
}

@media (min-width: 780px) {
  .page-news .n-hero { padding: 56px 0 88px; }
}

.page-news .n-hero__crumb { margin-bottom: 36px; }

.page-news .n-hero__crumb ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .n-hero__crumb li {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cool);
}

.page-news .n-hero__crumb li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--rule);
}

.page-news .n-hero__crumb a {
  color: var(--cool);
  text-decoration: none;
}

.page-news .n-hero__crumb a:hover { color: var(--gold); }
.page-news .n-hero__crumb [aria-current] { color: var(--gold); }

.page-news .n-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 900px) {
  .page-news .n-hero__grid {
    grid-template-columns: 5fr 7fr;
    gap: 64px;
    align-items: start;
  }
}

.page-news .n-hero__lead .eyebrow {
  margin: 0;
  color: var(--gold);
}

.page-news .n-hero h1 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(34px, 5.2vw, 58px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: #FFFFFF;
  margin: 14px 0 20px;
}

.page-news .n-hero__lede {
  margin: 0 0 30px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--n-body-invert);
  max-width: 46ch;
}

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

.page-news .n-hero__panel {
  border: 1px solid var(--rule);
  background: linear-gradient(155deg, rgba(22, 38, 60, .95), rgba(15, 27, 45, .55));
  padding: 26px 22px;
}

@media (min-width: 780px) {
  .page-news .n-hero__panel { padding: 34px 30px; }
}

.page-news .n-hero__panel-cap {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-news .tl__row {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px dashed rgba(36, 56, 79, .9);
}

.page-news .tl__row:last-child { border-bottom: 0; padding-bottom: 0; }

.page-news .tl__dot {
  width: 10px;
  height: 10px;
  margin-top: 6px;
  border: 1.5px solid var(--gold);
  border-radius: 50%;
  display: block;
}

.page-news .tl__name {
  margin: 0 0 6px;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 600;
  color: #E7EDF3;
}

.page-news .tl__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--cool);
}

/* ---------- 章节标题 ---------- */

.page-news .n-head {
  display: grid;
  gap: 10px;
  margin-bottom: 36px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--edge);
}

@media (min-width: 860px) {
  .page-news .n-head {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
  }
}

.page-news .n-head__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.25;
  color: var(--ink);
}

.page-news .n-head__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--cool);
}

.page-news .n-block--ink .n-head { border-bottom-color: var(--rule); }
.page-news .n-block--ink .n-head__title { color: #FFFFFF; }
.page-news .n-block--ink .n-head__note { color: var(--cool); }

/* ---------- 图片 ---------- */

.page-news .n-index__figure { margin: 0 0 40px; }
.page-news .n-region__figure { margin: 0 0 40px; }
.page-news .n-notes__figure { margin: 48px 0 0; }
.page-news .n-cases__figure { margin: 0; }

/* ---------- 分类筛选与卡片流 ---------- */

.page-news .col-scope { position: relative; }

.page-news .col-scope__radio {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.page-news .catbar {
  position: sticky;
  top: 0;
  z-index: 6;
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  padding: 14px 0;
  margin-bottom: 34px;
  background: var(--sand);
  border-bottom: 1px solid var(--edge);
}

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

.page-news .catbar__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--gold);
  border-radius: 1px;
  background: var(--sand);
  color: var(--ink);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background .15s var(--ease), color .15s var(--ease), border-color .15s var(--ease);
}

.page-news .catbar__item:hover { background: rgba(201, 162, 39, .12); }

.page-news .catbar__num {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--gold-dark);
}

.page-news .col-scope__radio:focus-visible ~ .catbar {
  outline: 2px solid var(--gold-dark);
  outline-offset: 4px;
}

.page-news #col-all:checked ~ .catbar [for="col-all"],
.page-news #col-update:checked ~ .catbar [for="col-update"],
.page-news #col-rule:checked ~ .catbar [for="col-rule"],
.page-news #col-region:checked ~ .catbar [for="col-region"],
.page-news #col-case:checked ~ .catbar [for="col-case"],
.page-news #col-note:checked ~ .catbar [for="col-note"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--gold);
}

.page-news #col-all:checked ~ .catbar [for="col-all"] .catbar__num,
.page-news #col-update:checked ~ .catbar [for="col-update"] .catbar__num,
.page-news #col-rule:checked ~ .catbar [for="col-rule"] .catbar__num,
.page-news #col-region:checked ~ .catbar [for="col-region"] .catbar__num,
.page-news #col-case:checked ~ .catbar [for="col-case"] .catbar__num,
.page-news #col-note:checked ~ .catbar [for="col-note"] .catbar__num {
  color: var(--gold-lite);
}

.page-news .stream .post { display: block; }

.page-news #col-update:checked ~ .stream .post,
.page-news #col-rule:checked ~ .stream .post,
.page-news #col-region:checked ~ .stream .post,
.page-news #col-case:checked ~ .stream .post,
.page-news #col-note:checked ~ .stream .post { display: none; }

.page-news #col-update:checked ~ .stream .post[data-cat="update"],
.page-news #col-rule:checked ~ .stream .post[data-cat="rule"],
.page-news #col-region:checked ~ .stream .post[data-cat="region"],
.page-news #col-case:checked ~ .stream .post[data-cat="case"],
.page-news #col-note:checked ~ .stream .post[data-cat="note"] { display: block; }

.page-news .stream {
  column-count: 1;
  column-gap: 32px;
}

@media (min-width: 780px) {
  .page-news .stream {
    column-count: 2;
    column-gap: 44px;
  }
}

.page-news .post {
  break-inside: avoid;
  -webkit-column-break-inside: avoid;
  page-break-inside: avoid;
  position: relative;
  background: var(--paper);
  border: 1px solid var(--edge);
  padding: 24px 22px 20px 28px;
  margin: 0 0 26px;
  transition: border-color .15s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease);
}

.page-news .post::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gold);
  transition: width .15s var(--ease);
}

.page-news .post[data-cat="case"]::before { width: 4px; }
.page-news .post[data-cat="note"]::before { width: 2px; }
.page-news .post[data-cat="region"]::before { background: var(--red); width: 3px; }

.page-news .post:hover {
  border-color: var(--gold);
  transform: translateX(2px);
  box-shadow: var(--shadow-soft);
}

.page-news .post:hover::before { width: 5px; }

.page-news .post__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.page-news .post__id {
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--gold-dark);
}

.page-news .post__title {
  margin: 0 0 10px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.42;
  color: var(--ink);
}

.page-news .post__sum {
  margin: 0 0 14px;
  font-size: 15px;
  line-height: 1.78;
  color: var(--n-body);
}

.page-news .post__more { margin: 0 0 14px; }

.page-news .post__more summary {
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--gold-dark);
  letter-spacing: .02em;
  transition: color .15s var(--ease);
}

.page-news .post__more summary:hover { color: var(--ink); }

.page-news .post__more .disclose__body {
  margin-top: 10px;
  padding-left: 14px;
  border-left: 2px solid var(--gold);
}

.page-news .post__more ul,
.page-news .post__more ol {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--n-body);
}

.page-news .post__more li { margin-bottom: 6px; }

.page-news .post__time {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--cool);
}

/* ---------- 案例复盘 ---------- */

.page-news .n-cases__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 900px) {
  .page-news .n-cases__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }
}

.page-news .n-cases__lede {
  margin: 0 0 34px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--n-body-invert);
  max-width: 62ch;
}

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

.page-news .case-list__item {
  display: grid;
  gap: 10px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
}

.page-news .case-list__num {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-news .case-list__item h3 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.45;
  color: #FFFFFF;
}

.page-news .case-list__item p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--n-body-invert);
}

.page-news .case-list__meta {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--cool);
}

/* ---------- 规则解读 ---------- */

.page-news .rule-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 780px) {
  .page-news .rule-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 56px;
  }
}

.page-news .rule-list__item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  padding: 26px 0;
  border-bottom: 1px solid var(--edge);
}

.page-news .rule-list__num {
  font-size: 28px;
  line-height: 1;
  padding-top: 4px;
  color: var(--gold);
}

.page-news .rule-list__body h3 {
  margin: 0 0 8px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  color: var(--ink);
}

.page-news .rule-list__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--n-body);
}

.page-news .rule-list__ref {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--gold-dark);
}

/* ---------- 区域授权 ---------- */

.page-news .n-region__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

@media (min-width: 900px) {
  .page-news .n-region__grid {
    grid-template-columns: minmax(0, 6fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }
}

.page-news .n-region__col p {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.85;
  color: var(--n-body);
}

.page-news .n-region__col p:last-child { margin-bottom: 0; }

.page-news .n-region__facts {
  margin: 0;
  border-top: 2px solid var(--gold);
}

.page-news .n-region__fact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--edge);
}

.page-news .n-region__fact dt {
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--cool);
}

.page-news .n-region__fact dd {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
}

/* ---------- 端版本手记 ---------- */

.page-news .n-notes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 780px) {
  .page-news .n-notes__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.page-news .note-entry {
  background: var(--ink-up);
  border-left: 3px solid var(--gold);
  padding: 26px 24px;
}

.page-news .note-entry__ver {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-news .note-entry h3 {
  margin: 0 0 12px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.4;
  color: #FFFFFF;
}

.page-news .note-entry p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--n-body-invert);
}

/* ---------- 更新节奏与跟进 ---------- */

.page-news .n-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 900px) {
  .page-news .n-cadence__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 56px;
    align-items: start;
  }
}

.page-news .n-cadence__main p {
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--n-body);
  max-width: 60ch;
}

.page-news .n-cadence__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--edge);
}

.page-news .n-cadence__list li {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--edge);
  font-size: 15px;
  line-height: 1.75;
  color: var(--n-body);
}

.page-news .n-cadence__k {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold-dark);
  padding-top: 4px;
}

.page-news .n-cadence__aside {
  background: var(--paper);
  border: 1px solid var(--edge);
  border-top: 3px solid var(--gold);
  padding: 26px 24px;
}

.page-news .n-cadence__aside h3 {
  margin: 0 0 16px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  color: var(--ink);
}

.page-news .n-cadence__aside ul {
  margin: 0 0 20px;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--n-body);
}

.page-news .n-cadence__aside li { margin-bottom: 10px; }

.page-news .n-cadence__contact {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 20px;
  padding-top: 16px;
  border-top: 1px dashed var(--edge);
  font-size: 13px;
  word-break: break-all;
}

.page-news .n-cadence__contact .copy-btn {
  border: 1px solid var(--gold);
  background: transparent;
  color: var(--gold-dark);
  font-family: var(--font-sans);
  font-size: 12px;
  padding: 5px 10px;
  border-radius: 1px;
  cursor: pointer;
  transition: background .15s var(--ease), color .15s var(--ease);
}

.page-news .n-cadence__contact .copy-btn:hover {
  background: var(--gold);
  color: var(--ink);
}

.page-news .n-cadence__contact .copy-btn[data-copied] {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--ink);
}

/* ---------- 下一步 ---------- */

.page-news .n-next {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 52px;
  padding: 22px 24px;
  border: 1px solid var(--edge);
  border-radius: 1px;
  background: var(--paper);
  text-decoration: none;
  color: var(--ink);
  transition: border-color .15s var(--ease), transform .18s var(--ease), box-shadow .18s var(--ease), background .15s var(--ease);
}

.page-news .n-next:hover {
  border-color: var(--gold);
  background: #FFFDF6;
  transform: translateX(2px);
  box-shadow: var(--shadow-soft);
}

.page-news .n-next__index {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gold-dark);
}

.page-news .n-next__text {
  flex: 1 1 auto;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 17px;
  line-height: 1.5;
}

.page-news .n-next__arrow {
  font-size: 20px;
  color: var(--gold);
  transition: transform .18s var(--ease);
}

.page-news .n-next:hover .n-next__arrow { transform: translateX(3px); }

@media (max-width: 560px) {
  .page-news .n-next {
    flex-wrap: wrap;
    gap: 10px;
  }
  .page-news .n-next__text { flex-basis: 100%; font-size: 16px; }
  .page-news .rule-list__item { grid-template-columns: 40px minmax(0, 1fr); gap: 12px; }
  .page-news .n-region__fact { grid-template-columns: 1fr; gap: 6px; }
  .page-news .n-cadence__list li { grid-template-columns: 60px minmax(0, 1fr); gap: 12px; }
}