.page-news {
  --pn-rail: 26px;
  --pn-gap: clamp(16px, 2.4vw, 30px);
  display: block;
}

/* ================= 封面 ================= */
.page-news .page-news__cover {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3.4vw, 40px) 0 clamp(30px, 5vw, 58px);
  border-bottom: 1px solid var(--sb-line);
  background:
    radial-gradient(1100px 460px at 84% -12%, rgba(29, 107, 255, .34), transparent 62%),
    radial-gradient(760px 380px at 4% 6%, rgba(22, 224, 210, .16), transparent 60%),
    linear-gradient(168deg, var(--sb-ink) 0%, var(--sb-ink-2) 62%, var(--sb-ink) 100%);
}

.page-news .page-news__cover::after {
  content: "";
  position: absolute;
  left: 42%;
  right: -12%;
  bottom: -130px;
  height: 260px;
  background: var(--sb-grad);
  opacity: .13;
  filter: blur(72px);
  transform: rotate(-6deg);
  pointer-events: none;
}

.page-news .page-news__cover-inner {
  position: relative;
  z-index: 1;
}

.page-news .page-news__cover-grid {
  display: grid;
  gap: clamp(22px, 3vw, 40px);
  margin-top: clamp(18px, 2.6vw, 32px);
}

.page-news .page-news__title {
  margin: 12px 0 0;
  font-size: clamp(40px, 8vw, 80px);
  line-height: 1.02;
  letter-spacing: -.02em;
  font-weight: 900;
  color: var(--sb-white);
}

.page-news .page-news__lede {
  max-width: 46ch;
  margin-top: 16px;
  color: rgba(245, 248, 255, .86);
}

.page-news .page-news__ticker {
  list-style: none;
  margin: 0;
  padding: 16px 18px;
  display: grid;
  gap: 9px;
  border-radius: var(--sb-r);
  border: 1px solid var(--sb-line);
  background: var(--sb-glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--sb-white);
}

.page-news .page-news__ticker li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.page-news .page-news__ticker .sb-dot {
  background: var(--sb-cyan);
}

.page-news .page-news__cover-media {
  margin: clamp(26px, 3.6vw, 44px) 0 0;
  border-radius: var(--sb-r-l);
  overflow: hidden;
  border: 1px solid var(--sb-line);
}

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

@media (min-width: 900px) {
  .page-news .page-news__cover-grid {
    grid-template-columns: minmax(0, 1.4fr) minmax(0, .6fr);
    align-items: end;
  }
}

/* ================= 主体分屏 3:9 ================= */
.page-news .page-news__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.4vw, 48px);
}

/* ---- 左侧分类栏 ---- */
.page-news .page-news__aside {
  min-width: 0;
}

.page-news .page-news__aside-title {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .02em;
  color: var(--sb-white);
}

.page-news .page-news__aside-note {
  margin: 6px 0 0;
}

.page-news .page-news__catlist {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px 8px;
}

.page-news .page-news__cat-link {
  position: relative;
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 4px 8px;
  padding: 10px 10px 10px 12px;
  border-radius: var(--sb-r-s);
  border-bottom: 1px solid rgba(231, 237, 249, .07);
  color: var(--sb-white);
  text-decoration: none;
  transition: background .18s var(--sb-ease), transform .18s var(--sb-ease);
}

.page-news .page-news__cat-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  bottom: 9px;
  width: 2px;
  border-radius: 2px;
  background: var(--sb-grad);
  opacity: 0;
  transition: opacity .18s var(--sb-ease);
}

.page-news .page-news__cat-link:hover,
.page-news .page-news__cat-link:focus-visible {
  background: var(--sb-glass-bg);
  transform: translateX(3px);
  outline: none;
}

.page-news .page-news__cat-link:hover::before,
.page-news .page-news__cat-link:focus-visible::before {
  opacity: 1;
}

.page-news .page-news__cat-idx {
  font-size: 11px;
  color: var(--sb-steel);
}

.page-news .page-news__cat-name {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .01em;
  white-space: nowrap;
}

.page-news .page-news__cat-meta {
  font-size: 11px;
  color: var(--sb-steel);
  white-space: nowrap;
}

.page-news .page-news__status {
  margin-top: 20px;
}

/* ---- 右侧条目流 ---- */
.page-news .page-news__feed {
  position: relative;
  min-width: 0;
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
}

.page-news .page-news__section-head {
  max-width: 620px;
}

.page-news .page-news__section-head .sb-h2 {
  margin: 10px 0 10px;
}

.page-news .page-news__section-head .sb-note {
  margin: 0;
}

.page-news .page-news__entry {
  position: relative;
  background: var(--sb-ink-2);
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-r);
  padding: clamp(18px, 2.2vw, 28px);
  transition: border-color .2s var(--sb-ease), transform .2s var(--sb-ease);
}

.page-news .page-news__entry:hover {
  border-color: var(--sb-line-strong);
  transform: translateY(-2px);
}

.page-news .page-news__entry-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.page-news .page-news__tag {
  border: 1px solid rgba(22, 224, 210, .42);
  background: rgba(22, 224, 210, .08);
  color: var(--sb-cyan);
  border-radius: 999px;
  padding: 3px 12px;
  font-size: 12px;
  letter-spacing: .05em;
  transition: background .18s var(--sb-ease), border-color .18s var(--sb-ease), color .18s var(--sb-ease);
}

.page-news .page-news__entry:hover .page-news__tag {
  background: var(--sb-orange);
  border-color: var(--sb-orange);
  color: #12151f;
}

.page-news .page-news__time {
  margin-left: auto;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--sb-steel);
  white-space: nowrap;
}

.page-news .page-news__entry-title {
  margin: 0 0 10px;
  font-size: clamp(19px, 2.1vw, 26px);
  line-height: 1.32;
  font-weight: 800;
  letter-spacing: -.005em;
  color: var(--sb-white);
}

.page-news .page-news__entry-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(245, 248, 255, .76);
}

.page-news .page-news__entry-media {
  margin: 18px 0 0;
  border-radius: var(--sb-r-s);
  overflow: hidden;
  border: 1px solid var(--sb-line);
}

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

.page-news .page-news__pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2vw, 24px);
}

.page-news .page-news__entry--narrow {
  background: transparent;
  border: 0;
  border-radius: 0;
  padding: 6px 0 6px 22px;
}

.page-news .page-news__entry--narrow::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: var(--sb-grad);
}

.page-news .page-news__entry--narrow:hover {
  transform: none;
}

.page-news .page-news__entry--narrow .page-news__entry-title {
  font-size: clamp(18px, 1.9vw, 22px);
}

/* ---- 横向时间刻度（仅宽屏） ---- */
@media (min-width: 980px) {
  .page-news .page-news__layout {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    align-items: start;
  }

  .page-news .page-news__aside-inner {
    position: sticky;
    top: calc(var(--sb-navbar-h, 60px) + 22px);
  }

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

  .page-news .page-news__feed {
    padding-right: var(--pn-rail);
  }

  .page-news .page-news__feed::after {
    content: "";
    position: absolute;
    top: 78px;
    bottom: 0;
    right: 0;
    width: 1px;
    background: linear-gradient(180deg, rgba(29, 107, 255, .7), rgba(22, 224, 210, .34) 46%, rgba(231, 237, 249, .04));
  }

  .page-news .page-news__entry::after {
    content: "";
    position: absolute;
    top: 34px;
    right: calc(-1 * var(--pn-rail));
    width: 16px;
    height: 1px;
    background: var(--sb-line-strong);
  }

  .page-news .page-news__section-head {
    margin-left: 7%;
  }
}

@media (min-width: 760px) {
  .page-news .page-news__pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .page-news__pair > :nth-child(2) {
    margin-top: 36px;
  }
}

@media (max-width: 640px) {
  .page-news .page-news__catlist {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .page-news__cat-link {
    grid-template-columns: 24px minmax(0, 1fr);
  }

  .page-news .page-news__cat-meta {
    grid-column: 2;
  }
}

/* ================= 专题系列 ================= */
.page-news .page-news__series-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(16px, 2vw, 24px);
}

.page-news .page-news__series-card {
  position: relative;
  padding: 26px 22px 22px;
  border: 1px solid var(--sb-line);
  border-radius: var(--sb-r);
  background: linear-gradient(152deg, rgba(29, 107, 255, .18), rgba(11, 18, 38, .92) 58%);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  transition: transform .22s var(--sb-ease);
}

.page-news .page-news__series-card:hover {
  transform: translateY(-4px);
}

.page-news .page-news__series-idx {
  display: block;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--sb-cyan);
}

.page-news .page-news__series-title {
  margin: 12px 0 10px;
  font-size: 21px;
  line-height: 1.34;
  font-weight: 800;
  color: var(--sb-white);
}

.page-news .page-news__series-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(245, 248, 255, .74);
}

.page-news .page-news__series-count {
  margin: 18px 0 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--sb-orange);
}

@media (min-width: 820px) {
  .page-news .page-news__series-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
  }

  .page-news .page-news__series-card:nth-child(2) {
    margin-top: 44px;
  }

  .page-news .page-news__series-card:nth-child(3) {
    margin-top: 18px;
  }
}

/* ================= 团队与流程 ================= */
.page-news .page-news__team-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 3.2vw, 46px);
}

.page-news .page-news__team-copy .sb-h2 {
  margin: 10px 0 16px;
}

.page-news .page-news__team-text {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 248, 255, .78);
}

.page-news .page-news__steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
  counter-reset: none;
}

.page-news .page-news__step {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  padding: 14px 16px;
  border-radius: var(--sb-r-s);
  border-left: 2px solid rgba(29, 107, 255, .5);
  background: rgba(231, 237, 249, .05);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(245, 248, 255, .82);
}

.page-news .page-news__step strong {
  color: var(--sb-white);
  font-weight: 700;
}

.page-news .page-news__step-num {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--sb-cyan);
}

@media (min-width: 900px) {
  .page-news .page-news__team-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

/* ================= 收藏与回访 ================= */
.page-news .page-news__keep-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3vw, 42px);
}

.page-news .page-news__keep-intro .sb-h2 {
  margin: 10px 0 16px;
}

.page-news .page-news__keep-text {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 248, 255, .78);
}

.page-news .page-news__keep-list {
  display: grid;
  gap: 12px;
}

.page-news .page-news__keep-item {
  position: relative;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 4px 12px;
  padding: 16px 18px;
  border-radius: var(--sb-r);
  border: 1px solid var(--sb-line);
  background: var(--sb-ink-2);
  color: var(--sb-white);
  text-decoration: none;
  transition: border-color .18s var(--sb-ease), background .18s var(--sb-ease), transform .18s var(--sb-ease);
}

.page-news .page-news__keep-item:hover,
.page-news .page-news__keep-item:focus-visible {
  border-color: rgba(255, 106, 26, .6);
  background: rgba(255, 106, 26, .08);
  transform: translateX(4px);
  outline: none;
}

.page-news .page-news__keep-num {
  grid-row: span 2;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--sb-orange);
}

.page-news .page-news__keep-item strong {
  font-size: 16px;
  font-weight: 700;
}

.page-news .page-news__keep-desc {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(245, 248, 255, .68);
}

@media (min-width: 900px) {
  .page-news .page-news__keep-grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }

  .page-news .page-news__keep-intro {
    position: sticky;
    top: calc(var(--sb-navbar-h, 60px) + 22px);
  }
}

/* ================= 反馈入口 ================= */
.page-news .page-news__feedback-box {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3vw, 38px);
  padding: clamp(24px, 3.4vw, 44px);
  border-radius: var(--sb-r-l);
  border: 1px solid var(--sb-line);
  background:
    radial-gradient(620px 300px at 92% -20%, rgba(255, 106, 26, .22), transparent 62%),
    linear-gradient(140deg, rgba(29, 107, 255, .2), rgba(11, 18, 38, .95) 62%);
}

.page-news .page-news__feedback-copy .sb-h2 {
  margin: 10px 0 16px;
}

.page-news .page-news__feedback-text {
  margin: 0 0 14px;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(245, 248, 255, .8);
}

.page-news .page-news__feedback-text:last-child {
  margin-bottom: 0;
}

.page-news .page-news__feedback-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-content: start;
}

@media (min-width: 900px) {
  .page-news .page-news__feedback-box {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: center;
  }

  .page-news .page-news__feedback-actions {
    flex-direction: column;
    align-items: stretch;
  }
}

/* ================= 收口 ================= */
.page-news .page-news__outro-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding: clamp(22px, 3vw, 34px);
  border-radius: var(--sb-r);
  border: 1px solid var(--sb-line);
  border-top: 2px solid transparent;
  background:
    linear-gradient(var(--sb-ink-2), var(--sb-ink-2)) padding-box,
    var(--sb-grad) border-box;
}

.page-news .page-news__outro-band .sb-h2 {
  margin: 10px 0 0;
  font-size: clamp(24px, 3vw, 34px);
}

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

@media (min-width: 820px) {
  .page-news .page-news__outro-band {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }
}