.page-news {
  --nz-bleed: 12px;
  background: var(--paper);
  color: var(--char);
}

.page-news :focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* ---------- 首屏橙色信号块 ---------- */
.page-news .nz-band {
  position: relative;
  background: var(--signal);
  color: var(--ink);
  padding: 20px 0 clamp(44px, 7vw, 76px);
  isolation: isolate;
}

.page-news .nz-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    108deg,
    rgba(14, 27, 43, 0.09) 0 1px,
    transparent 1px 26px
  );
  pointer-events: none;
}

.page-news .nz-band > .wrap {
  position: relative;
  z-index: 1;
}

.page-news .nz-band .breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 clamp(24px, 4vw, 36px);
  padding: 0;
  list-style: none;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-news .nz-band .breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-news .nz-band .breadcrumbs li + li::before {
  content: "／";
  opacity: 0.45;
}

.page-news .nz-band .breadcrumbs a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 120ms var(--ease);
}

.page-news .nz-band .breadcrumbs a:hover {
  border-bottom-color: var(--ink);
}

.page-news .nz-band .breadcrumbs [aria-current="page"] {
  opacity: 0.7;
}

.page-news .nz-kicker {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.18em;
  color: rgba(14, 27, 43, 0.72);
}

.page-news .nz-band h1 {
  margin: 0 0 22px;
  max-width: 18ch;
  font-size: clamp(2rem, 6vw, 4.2rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-weight: 900;
  color: var(--ink);
}

.page-news .nz-lede {
  margin: 0;
  max-width: 60ch;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.78;
  color: rgba(14, 27, 43, 0.88);
}

/* ---------- 本期重点头条 ---------- */
.page-news .nz-lead-sec {
  padding: clamp(40px, 6vw, 76px) 0;
}

.page-news .nz-lead {
  display: grid;
  gap: 32px;
}

.page-news .nz-lead-text h2 {
  margin: 0 0 18px;
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: -0.012em;
  color: var(--char);
}

.page-news .nz-lead-text > p {
  margin: 0 0 16px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--char);
  max-width: 56ch;
}

.page-news .nz-lead-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .nz-lead-meta span + span::before {
  content: "·";
  margin-right: 8px;
  opacity: 0.6;
}

.page-news .nz-lead-media {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink);
  box-shadow: 0 28px 52px -36px rgba(14, 27, 43, 0.6);
}

.page-news .nz-lead-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 左栏 + 条目流 ---------- */
.page-news .nz-body {
  padding: clamp(32px, 5vw, 60px) 0 clamp(48px, 7vw, 88px);
  border-top: 1px solid var(--paper-2);
}

.page-news .nz-layout {
  display: grid;
  gap: 40px;
}

.page-news .nz-rail-inner {
  display: grid;
  gap: 28px;
}

.page-news .nz-rail-title {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-news .nz-tags {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.page-news .nz-tag {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  border-radius: var(--pill);
  background: var(--paper-2);
  font-size: 14px;
  color: var(--char);
  transition: background 120ms var(--ease), transform 120ms var(--ease);
}

.page-news .nz-tag:hover {
  background: var(--signal-soft);
  transform: translateY(-2px);
}

.page-news .nz-tag em {
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .nz-jump {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
}

.page-news .nz-jump a {
  display: block;
  padding: 9px 12px;
  border-radius: var(--pill);
  font-size: 14px;
  color: var(--char);
  text-decoration: none;
  transition: background 120ms var(--ease), color 120ms var(--ease);
}

.page-news .nz-jump a:hover {
  background: var(--ink);
  color: var(--paper);
}

.page-news .nz-stream-title {
  margin: 0 0 6px;
  font-size: 1.375rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--char);
}

.page-news .nz-item {
  position: relative;
  display: grid;
  gap: 10px;
  margin: 0 calc(var(--nz-bleed) * -1);
  padding: 24px var(--nz-bleed);
  border-radius: var(--r-sm);
  transition: background 120ms var(--ease);
}

.page-news .nz-item::after {
  content: "";
  position: absolute;
  left: var(--nz-bleed);
  right: var(--nz-bleed);
  bottom: 0;
  height: 1px;
  background: var(--paper-2);
}

.page-news .nz-item:hover {
  background: rgba(231, 223, 209, 0.5);
}

.page-news .nz-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 0;
}

.page-news .nz-time {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-news .nz-coord {
  padding: 2px 9px;
  border-radius: var(--pill);
  border: 1px solid var(--line-ink);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink);
}

.page-news .nz-item-title {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.55;
  font-weight: 700;
  color: var(--char);
}

.page-news .nz-item-desc {
  margin: 0;
  max-width: 60ch;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .nz-item-fig {
  margin: 0;
  border-radius: var(--r);
  overflow: hidden;
  background: var(--paper-2);
}

.page-news .nz-item-fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-news .nz-more {
  margin-top: 18px;
}

.page-news .nz-more > summary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: var(--pill);
  border: 1px solid var(--line-ink);
  font-size: 14px;
  font-weight: 600;
  color: var(--char);
  cursor: pointer;
  list-style: none;
  transition: background 120ms var(--ease);
}

.page-news .nz-more > summary::-webkit-details-marker {
  display: none;
}

.page-news .nz-more > summary::after {
  content: "＋";
  font-family: var(--mono);
  font-size: 12px;
  color: var(--signal);
}

.page-news .nz-more[open] > summary::after {
  content: "－";
}

.page-news .nz-more > summary:hover {
  background: var(--paper-2);
}

/* ---------- 专题：卡关三步走 ---------- */
.page-news .nz-series {
  background: var(--ink);
  color: var(--paper);
  padding: clamp(48px, 7vw, 96px) 0;
  border-radius: var(--r-lg) var(--r-lg) 0 0;
}

.page-news .nz-series-head h2 {
  margin: 0 0 16px;
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: -0.012em;
  color: var(--paper);
  max-width: 22ch;
}

.page-news .nz-series-head p {
  margin: 0;
  max-width: 60ch;
  font-size: 0.9875rem;
  line-height: 1.8;
  color: rgba(246, 241, 231, 0.74);
}

.page-news .nz-series-body {
  display: grid;
  gap: 40px;
  margin-top: clamp(32px, 5vw, 52px);
}

.page-news .nz-path {
  position: relative;
  margin: 0;
  padding: 0 0 0 46px;
  list-style: none;
  display: grid;
  gap: 30px;
}

.page-news .nz-path::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 12px;
  bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--teal), rgba(23, 227, 168, 0.1));
}

.page-news .nz-node {
  position: relative;
}

.page-news .nz-node-num {
  position: absolute;
  left: -46px;
  top: -3px;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ink);
  border: 2px solid var(--teal);
  color: var(--teal);
  font-size: 12px;
  letter-spacing: 0.04em;
}

.page-news .nz-node h3 {
  margin: 0 0 8px;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--paper);
}

.page-news .nz-node p {
  margin: 0;
  max-width: 50ch;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: rgba(246, 241, 231, 0.72);
}

.page-news .nz-series-fig {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-2);
}

.page-news .nz-series-fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 更新提醒 ---------- */
.page-news .nz-sub {
  background: var(--paper);
  padding: clamp(40px, 6vw, 76px) 0;
}

.page-news .nz-sub-inner {
  display: grid;
  gap: 26px;
  padding: clamp(26px, 4vw, 44px);
  border-radius: var(--r-lg);
  background: var(--paper-2);
}

.page-news .nz-sub-text h2 {
  margin: 0 0 12px;
  font-size: clamp(1.375rem, 2.6vw, 1.75rem);
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--char);
}

.page-news .nz-sub-text p {
  margin: 0;
  max-width: 56ch;
  font-size: 0.9875rem;
  line-height: 1.8;
  color: var(--char);
}

.page-news .nz-sub-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 供稿与合作 ---------- */
.page-news .nz-coop {
  position: relative;
  background: var(--ink);
  color: var(--paper);
  padding: clamp(48px, 7vw, 96px) 0;
  overflow: hidden;
}

.page-news .nz-coop::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-ink) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-ink) 1px, transparent 1px);
  background-size: 64px 64px;
  pointer-events: none;
}

.page-news .nz-coop > .wrap {
  position: relative;
  z-index: 1;
}

.page-news .nz-coop-grid {
  display: grid;
  gap: 36px;
}

.page-news .nz-coop-text h2 {
  margin: 0 0 16px;
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: -0.012em;
  color: var(--paper);
  max-width: 22ch;
}

.page-news .nz-coop-text p {
  margin: 0 0 16px;
  max-width: 58ch;
  font-size: 0.9875rem;
  line-height: 1.8;
  color: rgba(246, 241, 231, 0.74);
}

.page-news .nz-coop-card {
  padding: clamp(22px, 3vw, 30px);
  border-radius: var(--r-lg);
  background: var(--ink-2);
  border: 1px solid var(--line-teal-soft);
  align-self: start;
}

.page-news .nz-coop-label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
}

.page-news .nz-coop-mail {
  margin: 8px 0 18px;
  font-family: var(--mono);
  font-size: clamp(0.9375rem, 1.7vw, 1.0625rem);
  letter-spacing: 0.02em;
  color: var(--teal);
  word-break: break-all;
}

.page-news .nz-coop-card .copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--pill);
  border: 1px solid var(--line-teal);
  background: transparent;
  color: var(--teal);
  font-size: 13px;
  cursor: pointer;
  transition: background 120ms var(--ease);
}

.page-news .nz-coop-card .copy-btn:hover {
  background: rgba(23, 227, 168, 0.12);
}

.page-news .nz-coop-card .copy-status {
  margin: 10px 0 0;
  min-height: 1.2em;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--teal);
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news {
    --nz-bleed: 16px;
  }

  .page-news .nz-item--figure {
    grid-template-columns: minmax(0, 1fr) 196px;
    align-items: start;
    gap: 26px;
  }

  .page-news .nz-sub-actions {
    justify-content: flex-start;
  }
}

@media (min-width: 900px) {
  .page-news .nz-lead {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: center;
  }

  .page-news .nz-series-body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-news .nz-coop-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: clamp(40px, 6vw, 80px);
    align-items: start;
  }

  .page-news .nz-sub-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: clamp(32px, 5vw, 56px);
  }
}

@media (min-width: 960px) {
  .page-news .nz-layout {
    grid-template-columns: 248px minmax(0, 1fr);
    gap: clamp(40px, 5vw, 72px);
    align-items: start;
  }

  .page-news .nz-rail-inner {
    position: sticky;
    top: calc(var(--header-h-compact) + 28px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news *,
  .page-news *::before,
  .page-news *::after {
    transition: none !important;
    animation: none !important;
  }
}