.page-news {
  --news-rail: 1.7rem;
  background: var(--mist);
  color: var(--ink);
  font-family: var(--font-body);
}

@media (min-width: 700px) {
  .page-news { --news-rail: 2.5rem; }
}

/* ---------- 首屏 ---------- */

.page-news .notes-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  padding: clamp(1.4rem, 3.5vw, 2.2rem) 0 clamp(2.4rem, 6vw, 4.2rem);
  background:
    radial-gradient(120% 90% at 86% 10%, rgba(42, 111, 176, 0.55), transparent 62%),
    linear-gradient(155deg, #0E2A47 0%, #16405f 52%, #0E2A47 100%);
}

.page-news .notes-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 96px 96px;
}

.page-news .notes-hero::after {
  content: "";
  position: absolute;
  top: 22%;
  right: -12%;
  width: 58%;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--electric), transparent);
  transform: rotate(-13deg);
  opacity: 0.75;
}

.page-news .notes-hero__bands {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  display: flex;
}

.page-news .notes-hero__bands span { flex: 1; }
.page-news .notes-hero__bands span:nth-child(1) { background: var(--sky); }
.page-news .notes-hero__bands span:nth-child(2) { background: var(--tibet-red); }
.page-news .notes-hero__bands span:nth-child(3) { background: var(--banner-orange); }
.page-news .notes-hero__bands span:nth-child(4) { background: var(--turquoise); }
.page-news .notes-hero__bands span:nth-child(5) { background: var(--violet); }

.page-news .notes-hero__inner {
  position: relative;
  z-index: 1;
}

.page-news .notes-hero .breadcrumb__list,
.page-news .notes-hero .breadcrumb__item,
.page-news .notes-hero .breadcrumb__item a {
  color: rgba(255, 255, 255, 0.66);
}

.page-news .notes-hero .eyebrow {
  color: rgba(255, 255, 255, 0.72);
  margin-top: clamp(1rem, 3vw, 1.6rem);
}

.page-news .notes-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.4rem;
  align-items: end;
  margin-top: 0.6rem;
}

@media (min-width: 860px) {
  .page-news .notes-hero__grid {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2.4rem;
  }
}

.page-news .notes-hero__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.85rem, 5.4vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  max-width: 22ch;
}

.page-news .notes-hero__grid .note-vertical {
  color: rgba(255, 255, 255, 0.5);
}

.page-news .notes-hero__lead {
  margin: clamp(1.2rem, 3vw, 1.8rem) 0 0;
  max-width: 62ch;
  font-size: clamp(0.96rem, 1.6vw, 1.08rem);
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.8);
}

.page-news .notes-hero__meta {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2.2rem;
  margin: 1.8rem 0 0;
  padding: 1.1rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.68);
}

.page-news .notes-hero__meta .data-value {
  color: var(--electric);
  font-size: 1.15rem;
  margin-right: 0.35rem;
}

/* ---------- 布局与目录 ---------- */

.page-news .notes-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.6rem, 4vw, 3rem);
  padding-top: clamp(2rem, 5vw, 3.4rem);
  padding-bottom: clamp(2.4rem, 6vw, 4.6rem);
}

@media (min-width: 900px) {
  .page-news .notes-layout {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: clamp(2rem, 4vw, 3.6rem);
  }
}

.page-news .notes-toc {
  border-top: 2px solid var(--ink);
  padding-top: 0.8rem;
}

@media (min-width: 900px) {
  .page-news .notes-toc {
    position: sticky;
    top: 6.5rem;
    align-self: start;
  }
}

.page-news .notes-toc__title {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: rgba(16, 24, 32, 0.5);
}

.page-news .notes-toc__list {
  list-style: none;
  margin: 0.7rem 0 0;
  padding: 0;
  display: flex;
  gap: 1.2rem;
  overflow-x: auto;
}

@media (min-width: 900px) {
  .page-news .notes-toc__list {
    flex-direction: column;
    gap: 0.1rem;
    overflow: visible;
  }
}

.page-news .notes-toc__list a {
  display: block;
  padding: 0.38rem 0;
  font-size: 0.88rem;
  color: rgba(16, 24, 32, 0.78);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease-out), border-color 0.2s var(--ease-out);
}

.page-news .notes-toc__list a:hover,
.page-news .notes-toc__list a.is-current {
  color: var(--tibet-red);
  border-bottom-color: var(--tibet-red);
}

.page-news .notes-main { min-width: 0; }

/* ---------- 主视觉 ---------- */

.page-news .note-lead-media {
  margin: 0 0 clamp(2rem, 4.5vw, 3.2rem);
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-news .note-lead-media .media__caption {
  padding: 0.7rem 0.9rem;
  border-top: 1px solid var(--grid);
  font-size: 0.78rem;
  color: rgba(16, 24, 32, 0.6);
}

/* ---------- 区块标题 ---------- */

.page-news .notes-block {
  margin-bottom: clamp(2.6rem, 7vw, 4.6rem);
  scroll-margin-top: 7rem;
}

.page-news .notes-block > .section-head {
  border-bottom: 1px solid var(--line);
  padding-bottom: 1rem;
}

.page-news .section-head h2 {
  margin: 0.45rem 0 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.page-news .section-note {
  margin: 0.6rem 0 0;
  max-width: 32ch;
  font-size: 0.84rem;
  line-height: 1.6;
  color: rgba(16, 24, 32, 0.6);
}

/* ---------- 时间线笔记列表 ---------- */

.page-news .notes-list {
  position: relative;
  margin-top: 1.6rem;
  padding-left: var(--news-rail);
  border-left: 1px solid var(--line-strong);
}

.page-news .note-card {
  position: relative;
  padding-bottom: 1.9rem;
  margin-bottom: 1.9rem;
  border-bottom: 1px solid var(--grid);
}

.page-news .note-card:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0.4rem;
}

.page-news .note-card::before {
  content: "";
  position: absolute;
  top: 0.5rem;
  left: calc(-1 * var(--news-rail) - 4.5px);
  width: 9px;
  height: 9px;
  background: var(--paper);
  border: 1px solid var(--sky);
  transform: rotate(45deg);
}

.page-news .note-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem 0.9rem;
  margin-bottom: 0.7rem;
}

.page-news .note-card__time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: rgba(16, 24, 32, 0.52);
}

.page-news .note-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.2vw, 1.34rem);
  line-height: 1.35;
  letter-spacing: -0.015em;
}

.page-news .note-card__excerpt {
  margin: 0.7rem 0 0;
  max-width: 64ch;
  font-size: 0.92rem;
  line-height: 1.75;
  color: rgba(16, 24, 32, 0.76);
}

.page-news .note-card__fig {
  margin: 1rem 0 0;
  max-width: 520px;
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-news .note-card__more {
  margin: 0.85rem 0 0;
  font-size: 0.84rem;
  color: rgba(16, 24, 32, 0.62);
}

.page-news .note-card__more a {
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-news .note-card__more a:hover {
  color: var(--tibet-red);
  border-bottom-color: var(--tibet-red);
}

/* ---------- 折叠归档 ---------- */

.page-news .notes-archive {
  margin-top: 2rem;
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-news .notes-archive__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.2rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.94rem;
}

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

.page-news .notes-archive__summary::after {
  content: "展开 +";
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--tibet-red);
  white-space: nowrap;
}

.page-news .notes-archive[open] .notes-archive__summary::after { content: "收起 −"; }

.page-news .notes-archive .notes-list {
  margin: 0 1.2rem 1.4rem;
}

/* ---------- 分类标签 ---------- */

.page-news .topic-strip {
  list-style: none;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  margin: 1.6rem 0 0;
  padding: 0;
  background: var(--line);
  border: 1px solid var(--line);
}

@media (min-width: 640px) {
  .page-news .topic-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1000px) {
  .page-news .topic-strip { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.page-news .topic-chip {
  background: var(--paper);
  padding: 1.4rem 1.2rem 1.6rem;
  border-top: 3px solid var(--sky);
  transition: transform 0.25s var(--ease-out);
}

.page-news .topic-chip:hover { transform: translateY(-3px); }
.page-news .topic-chip--data { border-top-color: var(--sky); }
.page-news .topic-chip--version { border-top-color: var(--violet); }
.page-news .topic-chip--tips { border-top-color: var(--turquoise); }
.page-news .topic-chip--fix { border-top-color: var(--banner-orange); }

.page-news .topic-chip__name {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.page-news .topic-chip__desc {
  margin: 0.6rem 0 0;
  font-size: 0.85rem;
  line-height: 1.68;
  color: rgba(16, 24, 32, 0.7);
}

/* ---------- 专题系列 ---------- */

.page-news .series-list {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1rem, 2.5vw, 1.4rem);
  margin-top: 1.6rem;
}

@media (min-width: 860px) {
  .page-news .series-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: clamp(1.2rem, 3vw, 1.8rem);
  background: var(--paper);
  border: 1px solid var(--line);
  border-top: 3px solid var(--sky-deep);
}

@media (min-width: 860px) {
  .page-news .series-card--wide {
    grid-column: span 2;
    flex-direction: row;
    align-items: center;
    gap: clamp(1.4rem, 3vw, 2.4rem);
  }

  .page-news .series-card--wide .series-card__body { flex: 1 1 46%; }
  .page-news .series-card--wide .series-card__media { flex: 1 1 54%; margin: 0; }
}

.page-news .series-card__no {
  margin: 0;
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  color: var(--sky);
}

.page-news .series-card__name {
  margin: 0.35rem 0 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  letter-spacing: -0.02em;
}

.page-news .series-card__desc {
  margin: 0.7rem 0 0;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(16, 24, 32, 0.76);
}

.page-news .series-card__facts {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.page-news .series-card__facts li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.83rem;
  line-height: 1.6;
  color: rgba(16, 24, 32, 0.68);
}

.page-news .series-card__facts li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  background: var(--turquoise);
  transform: rotate(45deg);
}

.page-news .series-card__media {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--mist);
}

.page-news .series-card__more {
  margin: 0.9rem 0 0;
  font-size: 0.84rem;
  color: rgba(16, 24, 32, 0.62);
}

.page-news .series-card__more a {
  color: var(--sky);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-news .series-card__more a:hover {
  color: var(--tibet-red);
  border-bottom-color: var(--tibet-red);
}

/* ---------- 更新节奏 ---------- */

.page-news .cadence {
  list-style: none;
  margin: 1.6rem 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-news .cadence {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 0;
  }
}

.page-news .cadence__item {
  display: grid;
  grid-template-columns: 2.6rem minmax(0, 1fr);
  gap: 0 0.9rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 900px) {
  .page-news .cadence__item {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.6rem;
    padding: 1.7rem 1.4rem;
    border-bottom: 0;
    border-left: 1px solid var(--line);
  }

  .page-news .cadence__item:first-child { padding-left: 0; border-left: 0; }
}

.page-news .cadence__no {
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(42, 111, 176, 0.42);
}

.page-news .cadence__label {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
}

.page-news .cadence__text {
  margin: 0.55rem 0 0;
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(16, 24, 32, 0.74);
}

/* ---------- 结尾引导 ---------- */

.page-news .notes-cta {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(120deg, #0E2A47 0%, #16405f 60%, #0E2A47 100%);
  padding: clamp(1.8rem, 4.5vw, 3rem);
  margin-top: clamp(1rem, 3vw, 2rem);
}

.page-news .notes-cta::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: 14%;
  width: 46%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--electric), transparent);
  transform: rotate(-10deg);
  opacity: 0.7;
  pointer-events: none;
}

.page-news .notes-cta__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}

@media (min-width: 820px) {
  .page-news .notes-cta__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2.4rem;
  }
}

.page-news .notes-cta h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(1.25rem, 3vw, 1.8rem);
  letter-spacing: -0.02em;
}

.page-news .notes-cta p {
  margin: 0.7rem 0 0;
  max-width: 54ch;
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.78);
}

.page-news .notes-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-news .notes-cta .btn--ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
}

.page-news .notes-cta .btn--ghost:hover {
  border-color: var(--electric);
  color: var(--electric);
}

/* ---------- 图片通用约束 ---------- */

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