.page-news {
  --news-rule: rgba(201, 162, 39, 0.22);
  --news-rule-soft: rgba(245, 241, 232, 0.10);
  --news-sticky: calc(var(--header-h) + 1.5rem);
  position: relative;
  background:
    radial-gradient(90% 55% at 88% 0%, rgba(201, 162, 39, 0.10), transparent 62%),
    var(--jade-900);
  color: var(--paper);
  overflow-x: hidden;
}

.page-news .media-frame {
  margin: 0;
}

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

.page-news .media-frame__caption {
  margin-top: 0.7rem;
  font-family: var(--font-data);
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--muted-soft);
}

/* ---------- 首屏 ---------- */

.page-news .notes-hero {
  position: relative;
  padding: clamp(1.25rem, 3.5vw, 2.25rem) 0 clamp(2rem, 5vw, 3.25rem);
  border-bottom: 1px solid var(--news-rule);
}

.page-news .notes-hero__grid {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
  align-items: end;
}

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

.page-news .notes-hero h1 {
  margin: 0.65rem 0 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.85rem, 5.4vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: 0.005em;
  color: var(--paper);
  text-shadow: 0 2px 24px rgba(201, 162, 39, 0.22);
}

.page-news .notes-hero .lede {
  margin: 1rem 0 0;
  max-width: 58ch;
}

.page-news .notes-hero__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.page-news .notes-hero__tags li {
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--gold-bright);
  border: 1px solid var(--news-rule);
  border-radius: 999px;
  padding: 0.32rem 0.72rem;
  background: rgba(18, 63, 55, 0.4);
}

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

.page-news .notes-hero__figure .media-frame__media {
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--news-rule);
}

.page-news .notes-hero__strip {
  margin-top: clamp(1.75rem, 4vw, 2.5rem);
  padding-top: 1.25rem;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.1rem 1.25rem;
  border-top: 1px solid var(--news-rule-soft);
  border-bottom: 0;
}

.page-news .notes-hero__strip .data-strip__item {
  display: grid;
  gap: 0.28rem;
  text-align: left;
  min-width: 0;
}

.page-news .notes-hero__strip .data-value {
  font-family: var(--font-data);
  font-size: clamp(1.25rem, 3.4vw, 1.85rem);
  font-weight: 600;
  line-height: 1.1;
  color: var(--gold-bright);
}

.page-news .notes-hero__strip .data-value .unit {
  font-size: 0.5em;
  margin-left: 0.25em;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.page-news .notes-hero__strip .data-label {
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  color: var(--muted-soft);
}

/* ---------- 主布局 ---------- */

.page-news .notes-layout {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  padding: clamp(1.75rem, 4.5vw, 3rem) 0 clamp(3rem, 7vw, 5rem);
  align-items: start;
}

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

.page-news .notes-index__title {
  margin: 0 0 0.6rem;
  font-family: var(--font-data);
  font-size: 0.68rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--mist);
}

.page-news .notes-index__list {
  display: flex;
  gap: 0.5rem;
  margin: 0;
  padding: 0 0 0.6rem;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-news .notes-index__list::-webkit-scrollbar {
  height: 3px;
}

.page-news .notes-index__list::-webkit-scrollbar-thumb {
  background: var(--news-rule);
  border-radius: 3px;
}

.page-news .notes-index__item {
  flex: 0 0 auto;
}

.page-news .notes-index__link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--news-rule-soft);
  border-radius: 999px;
  background: rgba(18, 63, 55, 0.34);
  color: var(--muted);
  font-size: 0.82rem;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease),
    background 0.25s var(--ease);
}

.page-news .notes-index__num {
  font-family: var(--font-data);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-news .notes-index__link:hover {
  color: var(--paper);
  border-color: var(--news-rule);
}

.page-news .notes-index__link[aria-current="true"] {
  color: var(--jade-950);
  background: linear-gradient(180deg, var(--gold-bright), var(--gold));
  border-color: var(--gold-bright);
}

.page-news .notes-index__link[aria-current="true"] .notes-index__num {
  color: var(--jade-950);
  opacity: 0.65;
}

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

.page-news .notes-block {
  min-width: 0;
  padding-top: clamp(1.75rem, 4vw, 2.5rem);
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.page-news .notes-block:first-child {
  padding-top: 0;
}

.page-news .notes-block__head {
  display: grid;
  gap: 0.5rem;
  padding-bottom: 1rem;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
  border-bottom: 1px solid var(--news-rule);
}

.page-news .notes-block__head .section-title {
  margin: 0;
}

.page-news .notes-block__lede {
  margin: 0;
  max-width: 60ch;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 笔记列表 ---------- */

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

.page-news .note-card {
  display: grid;
  gap: 0.55rem;
  padding: clamp(1.1rem, 2.6vw, 1.5rem) 0;
  border-bottom: 1px solid var(--news-rule-soft);
  border-left: 2px solid transparent;
  transition: border-color 0.3s var(--ease), padding-left 0.3s var(--ease),
    background 0.3s var(--ease);
}

.page-news .note-card:last-child {
  border-bottom: 0;
}

.page-news .note-card:hover {
  border-left-color: var(--gold);
  padding-left: 0.9rem;
  background: linear-gradient(90deg, rgba(201, 162, 39, 0.07), transparent 70%);
}

.page-news .note-card__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
  font-family: var(--font-data);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
}

.page-news .note-card__cat {
  color: var(--cyan);
}

.page-news .note-card__when {
  color: var(--mist);
}

.page-news .note-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.05rem, 2.6vw, 1.3rem);
  line-height: 1.38;
  color: var(--paper);
}

.page-news .note-card__excerpt {
  margin: 0;
  max-width: 66ch;
  font-size: 0.92rem;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 置顶专题 ---------- */

.page-news .feature-card {
  display: grid;
  border: 1px solid var(--news-rule);
  border-radius: var(--radius-l);
  overflow: hidden;
  background: linear-gradient(155deg, rgba(18, 63, 55, 0.95) 0%, rgba(11, 43, 38, 0.99) 64%);
  box-shadow: var(--shadow-lift);
}

.page-news .feature-card__body {
  display: grid;
  gap: 0.85rem;
  align-content: start;
  padding: clamp(1.4rem, 3.6vw, 2.4rem);
  min-width: 0;
}

.page-news .feature-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.2vw, 1.75rem);
  line-height: 1.25;
  color: var(--paper);
}

.page-news .feature-card__text {
  margin: 0;
  max-width: 52ch;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .feature-steps {
  list-style: none;
  margin: 0.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.9rem;
}

.page-news .feature-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.8rem;
  align-items: start;
}

.page-news .feature-steps .step-num {
  font-family: var(--font-data);
  font-size: 0.72rem;
  line-height: 1.35;
  color: var(--gold-bright);
  border: 1px solid var(--news-rule);
  border-radius: 6px;
  padding: 0.18rem 0.42rem;
}

.page-news .feature-steps strong {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.94rem;
  font-weight: 600;
  color: var(--paper);
}

.page-news .feature-steps p {
  margin: 0;
  font-size: 0.87rem;
  line-height: 1.72;
  color: var(--muted);
}

.page-news .feature-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.4rem;
}

.page-news .feature-card__figure {
  min-width: 0;
}

.page-news .feature-card__figure .media-frame__media {
  height: 100%;
  min-height: 220px;
}

.page-news .feature-card__figure img {
  width: 100%;
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

/* ---------- 版本迭代 ---------- */

.page-news .version-wrap {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.25rem);
  align-items: start;
}

.page-news .version-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.9rem;
}

.page-news .version-list::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 0.55rem;
  bottom: 0.9rem;
  width: 1px;
  background: linear-gradient(180deg, var(--gold) 0%, rgba(201, 162, 39, 0.04) 100%);
}

.page-news .version-item {
  position: relative;
  display: grid;
  gap: 0.45rem;
  padding-bottom: clamp(1.3rem, 3vw, 1.9rem);
}

.page-news .version-item:last-child {
  padding-bottom: 0;
}

.page-news .version-item::before {
  content: "";
  position: absolute;
  left: -1.9rem;
  top: 0.5rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  background: var(--jade-900);
  box-shadow: 0 0 0 5px rgba(201, 162, 39, 0.07);
}

.page-news .version-item__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  margin: 0;
}

.page-news .version-tag {
  font-family: var(--font-data);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--jade-950);
  background: linear-gradient(180deg, var(--gold-bright), var(--gold));
  border-radius: 5px;
  padding: 0.2rem 0.5rem;
}

.page-news .version-tag--alt {
  color: var(--violet);
  background: none;
  border: 1px solid rgba(108, 91, 123, 0.65);
}

.page-news .version-when {
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.page-news .version-item__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.3vw, 1.18rem);
  line-height: 1.4;
  color: var(--paper);
}

.page-news .version-item__text {
  margin: 0;
  max-width: 58ch;
  font-size: 0.89rem;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .version-figure {
  min-width: 0;
}

.page-news .version-figure .media-frame__media {
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--news-rule-soft);
}

/* ---------- 教程索引 ---------- */

.page-news .tutorial-wrap {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.25rem);
  align-items: start;
}

.page-news .tutorial-groups {
  min-width: 0;
  border-top: 1px solid var(--news-rule);
}

.page-news .panel {
  border-bottom: 1px solid var(--news-rule-soft);
}

.page-news .panel__trigger {
  width: 100%;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 0;
  background: none;
  border: 0;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: color 0.25s var(--ease);
}

.page-news .panel__trigger:hover {
  color: var(--gold-bright);
}

.page-news .panel__trigger:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
  border-radius: 4px;
}

.page-news .panel__trigger::after {
  content: "+";
  flex: 0 0 auto;
  font-family: var(--font-data);
  font-size: 1rem;
  line-height: 1;
  color: var(--gold);
}

.page-news .panel__trigger[aria-expanded="true"]::after {
  content: "–";
}

.page-news .notes-panel__text {
  display: grid;
  gap: 0.22rem;
  min-width: 0;
}

.page-news .notes-panel__label {
  font-weight: 600;
  letter-spacing: 0.01em;
}

.page-news .notes-panel__meta {
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  font-weight: 400;
  color: var(--mist);
}

.page-news .panel__body {
  padding: 0 0 1.35rem;
}

.page-news .panel__body[hidden] {
  display: none;
}

.page-news .tutorial-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.page-news .tutorial-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.8rem;
  align-items: baseline;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed var(--news-rule-soft);
}

.page-news .tutorial-list li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-news .tutorial-list .entry-idx {
  font-family: var(--font-data);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-news .tutorial-list .entry-title {
  font-size: 0.91rem;
  line-height: 1.6;
  color: var(--paper);
}

.page-news .tutorial-list .entry-note {
  display: block;
  margin-top: 0.22rem;
  font-size: 0.79rem;
  line-height: 1.6;
  color: var(--muted-soft);
}

.page-news .tutorial-figure {
  min-width: 0;
}

.page-news .tutorial-figure .media-frame__media {
  border-radius: var(--radius-m);
  overflow: hidden;
  border: 1px solid var(--news-rule-soft);
}

/* ---------- 反馈入口 ---------- */

.page-news .notes-cta {
  display: grid;
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 2.75rem);
  border: 1px solid var(--news-rule);
  border-radius: var(--radius-l);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(201, 162, 39, 0.18), transparent 58%),
    linear-gradient(145deg, rgba(18, 63, 55, 0.92), rgba(6, 24, 21, 0.95));
}

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

.page-news .notes-cta__title {
  margin: 0.35rem 0 0.9rem;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3.4vw, 1.95rem);
  line-height: 1.25;
  color: var(--paper);
}

.page-news .notes-cta__text p {
  margin: 0 0 0.85rem;
  max-width: 60ch;
  font-size: 0.93rem;
  line-height: 1.8;
  color: var(--muted);
}

.page-news .notes-cta__text p:last-child {
  margin-bottom: 0;
}

.page-news .notes-cta__note {
  font-size: 0.84rem;
  color: var(--muted-soft);
}

.page-news .notes-cta__note a {
  color: var(--gold-bright);
  text-decoration: none;
  border-bottom: 1px solid rgba(232, 200, 96, 0.45);
}

.page-news .notes-cta__note a:hover {
  border-bottom-color: var(--gold-bright);
}

.page-news .notes-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-content: center;
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-news .notes-hero__strip {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .notes-hero__grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, 0.94fr);
  }

  .page-news .feature-card {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-news .notes-cta {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .page-news .tutorial-wrap {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.84fr);
  }
}

@media (min-width: 920px) {
  .page-news .version-wrap {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
  }

  .page-news .version-figure {
    position: sticky;
    top: var(--news-sticky);
  }
}

@media (min-width: 1000px) {
  .page-news .notes-layout {
    grid-template-columns: 212px minmax(0, 1fr);
  }

  .page-news .notes-index__inner {
    position: sticky;
    top: var(--news-sticky);
  }

  .page-news .notes-index__list {
    flex-direction: column;
    gap: 0.25rem;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .notes-index__link {
    width: 100%;
    padding: 0.55rem 0.7rem;
    border-color: transparent;
    border-left: 2px solid transparent;
    border-radius: var(--radius-s);
    background: transparent;
  }

  .page-news .notes-index__link:hover {
    background: rgba(245, 241, 232, 0.04);
  }

  .page-news .notes-index__link[aria-current="true"] {
    color: var(--gold-bright);
    background: rgba(201, 162, 39, 0.12);
    border-color: transparent;
    border-left-color: var(--gold);
  }

  .page-news .notes-index__link[aria-current="true"] .notes-index__num {
    color: var(--gold-bright);
    opacity: 1;
  }
}