/* ===========================================================
   page-news · 专栏动态
   作用域限定：.page-news
   =========================================================== */

.page-news {
  --pn-hair: 1px solid var(--grid);
  --pn-cyan-tint: rgba(0, 229, 208, 0.07);
  --pn-cyan-line: rgba(0, 229, 208, 0.38);
  --pn-warm-tint: rgba(255, 122, 26, 0.08);
  --pn-warm-line: rgba(255, 122, 26, 0.4);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-news .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 16px 0 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--text-2);
}

.page-news .breadcrumb__item a {
  color: var(--text-2);
  text-decoration: none;
  transition: color var(--fast) var(--snap);
}

.page-news .breadcrumb__item a:hover {
  color: var(--accent);
}

.page-news .breadcrumb__item[aria-current="page"] {
  color: var(--accent);
}

.page-news .breadcrumb__sep {
  color: var(--index);
}

/* ---------- 首屏 ---------- */
.page-news .pn-hero {
  position: relative;
  margin-top: 18px;
  padding: 36px 0 40px;
  border-top: var(--pn-hair);
  border-bottom: var(--pn-hair);
  overflow: hidden;
  background:
    radial-gradient(130% 120% at 92% -22%, rgba(0, 229, 208, 0.16) 0%, rgba(0, 229, 208, 0) 58%),
    linear-gradient(152deg, rgba(14, 22, 34, 0.95) 0%, rgba(7, 11, 18, 0.35) 64%, rgba(7, 11, 18, 0) 100%);
}

.page-news .pn-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(23, 34, 47, 0.85) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(23, 34, 47, 0.85) 1px, transparent 1px);
  background-size: 68px 68px;
  opacity: 0.55;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(118deg, rgba(0, 0, 0, 0.9), transparent 72%);
  mask-image: linear-gradient(118deg, rgba(0, 0, 0, 0.9), transparent 72%);
}

.page-news .pn-hero::after {
  content: "";
  position: absolute;
  top: -60px;
  right: -80px;
  width: 56%;
  height: 170%;
  background: linear-gradient(200deg, rgba(0, 229, 208, 0.15), rgba(124, 243, 230, 0.05) 46%, rgba(7, 11, 18, 0) 74%);
  transform: rotate(15deg);
  pointer-events: none;
}

.page-news .pn-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 28px;
}

.page-news .pn-hero .eyebrow {
  margin: 0;
}

.page-news .pn-hero h1 {
  margin: 14px 0 0;
  font-size: clamp(29px, 7.4vw, 62px);
  line-height: 1.07;
  letter-spacing: -0.012em;
  font-weight: 900;
  color: var(--text);
  max-width: 22ch;
}

.page-news .pn-hero h1 em {
  display: block;
  font-style: normal;
  color: var(--accent);
}

.page-news .pn-hero__lede {
  margin: 20px 0 0;
  max-width: 60ch;
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--text-2);
}

.page-news .pn-hero__stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: var(--pn-hair);
  border-left: var(--pn-hair);
}

.page-news .pn-hero__stats li {
  padding: 14px 12px 15px;
  border-right: var(--pn-hair);
  border-bottom: var(--pn-hair);
  background: rgba(14, 22, 34, 0.6);
}

.page-news .pn-stat__num {
  display: block;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 25px;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
}

.page-news .pn-hero__stats li:first-child .pn-stat__num {
  color: var(--accent);
}

.page-news .pn-stat__label {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-2);
}

/* ---------- 顶部标签带 ---------- */
.page-news .pn-tagbar {
  border-bottom: var(--pn-hair);
  padding: 10px 0;
}

.page-news .pn-tagbar__scroll {
  display: flex;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

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

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

.page-news .pn-tagbar__list {
  display: flex;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .pn-tagbar__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  padding: 8px 12px;
  border: 1px solid var(--grid);
  background: rgba(14, 22, 34, 0.62);
  color: var(--text-2);
  font-size: 13px;
  text-decoration: none;
  transition: color var(--fast) var(--snap), border-color var(--fast) var(--snap), background var(--fast) var(--snap);
}

.page-news .pn-tagbar__link .pn-code {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
}

.page-news .pn-tagbar__link:hover {
  color: var(--text);
  border-color: var(--accent);
  background: var(--pn-cyan-tint);
}

/* ---------- 章节通用 ---------- */
.page-news .pn-sec {
  padding: 40px 0 44px;
  border-top: var(--pn-hair);
}

.page-news .pn-sec--full {
  border-top: none;
}

.page-news .section__head {
  margin: 0 0 24px;
  position: relative;
}

.page-news .section__index {
  display: block;
  font-family: var(--mono);
  font-size: clamp(38px, 11vw, 68px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--index);
}

.page-news .section__title {
  margin: 10px 0 0;
  font-size: clamp(21px, 4.6vw, 34px);
  line-height: 1.18;
  font-weight: 800;
  color: var(--text);
  max-width: 26ch;
}

.page-news .section__desc {
  margin: 12px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.72;
  color: var(--text-2);
}

.page-news .section__desc a,
.page-news .pn-card a,
.page-news .pn-outro a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--pn-cyan-line);
  transition: border-color var(--fast) var(--snap);
}

.page-news .section__desc a:hover,
.page-news .pn-card a:hover,
.page-news .pn-outro a:hover {
  border-bottom-width: 2px;
}

/* ---------- 图片容器 ---------- */
.page-news .pn-figure {
  margin: 20px 0 26px;
  border: var(--pn-hair);
  background: var(--panel);
  overflow: hidden;
}

.page-news .pn-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.7) brightness(0.92);
}

.page-news .pn-figure figcaption {
  padding: 10px 14px;
  border-top: var(--pn-hair);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-2);
}

/* ---------- 作者阵容 ---------- */
.page-news .pn-roles {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--pn-hair);
}

.page-news .pn-role {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  padding: 18px 0;
  border-bottom: var(--pn-hair);
  transition: background var(--fast) var(--snap);
}

.page-news .pn-role:hover {
  background: var(--pn-cyan-tint);
}

.page-news .pn-role__no {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.4;
  color: var(--accent);
  padding-top: 3px;
}

.page-news .pn-role__name {
  margin: 0 0 7px;
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
}

.page-news .pn-role__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 双栏外壳 ---------- */
.page-news .pn-shell {
  display: grid;
  gap: 28px;
}

.page-news .pn-shell__main {
  min-width: 0;
}

.page-news .pn-shell__main > .pn-sec:first-child {
  padding-top: 32px;
}

/* ---------- 文章列表 ---------- */
.page-news .pn-articles {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--pn-hair);
}

.page-news .pn-article {
  border-bottom: var(--pn-hair);
}

.page-news .pn-article__row {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px 12px;
  padding: 15px 12px 15px 10px;
  border-left: 2px solid transparent;
  cursor: pointer;
  list-style: none;
  transition: background var(--fast) var(--snap), border-color var(--fast) var(--snap);
  -webkit-tap-highlight-color: transparent;
}

.page-news .pn-article__row::-webkit-details-marker {
  display: none;
}

.page-news .pn-article__row:hover {
  background: var(--pn-cyan-tint);
  border-left-color: var(--accent);
}

.page-news .pn-article details[open] > .pn-article__row {
  background: var(--pn-cyan-tint);
  border-left-color: var(--accent);
}

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

.page-news .pn-article__no {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-news .pn-article__main {
  display: block;
  min-width: 0;
}

.page-news .pn-article__title {
  display: block;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.55;
  color: var(--text);
}

.page-news .pn-article__title::after {
  content: " +";
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-2);
}

.page-news .pn-article details[open] .pn-article__title::after {
  content: " −";
  color: var(--accent);
}

.page-news .pn-article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 9px;
}

.page-news .pn-tag {
  display: inline-block;
  padding: 2px 7px;
  border: 1px solid var(--grid);
  background: rgba(14, 22, 34, 0.78);
  color: var(--text-2);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  line-height: 1.55;
}

.page-news .pn-tag--data {
  color: var(--accent-soft);
  border-color: rgba(124, 243, 230, 0.34);
}

.page-news .pn-tag--injury {
  color: var(--accent-2);
  border-color: var(--pn-warm-line);
  background: var(--pn-warm-tint);
}

.page-news .pn-article__time {
  grid-column: 2;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-2);
}

.page-news .pn-article__excerpt {
  padding: 0 12px 18px 42px;
}

.page-news .pn-article__excerpt p {
  margin: 0;
  padding-left: 14px;
  border-left: 1px solid var(--grid);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-2);
}

/* ---------- 步骤 ---------- */
.page-news .pn-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--pn-hair);
}

.page-news .pn-step {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-bottom: var(--pn-hair);
}

.page-news .pn-step__no {
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.9;
  color: var(--accent);
}

.page-news .pn-step__name {
  margin: 0 0 6px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text);
}

.page-news .pn-step p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 面板卡片 ---------- */
.page-news .pn-panels {
  display: grid;
  gap: 12px;
  margin-top: 22px;
}

.page-news .pn-panel {
  padding: 16px 16px 18px;
  border-left: 2px solid var(--accent-2);
}

.page-news .pn-panel__name {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.page-news .pn-panel p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 专题连载 ---------- */
.page-news .pn-series {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--pn-hair);
}

.page-news .pn-series__item {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  padding: 20px 0;
  border-bottom: var(--pn-hair);
}

.page-news .pn-series__no {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  color: var(--index);
}

.page-news .pn-series__item:hover .pn-series__no {
  color: var(--accent);
}

.page-news .pn-series__name {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}

.page-news .pn-series__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-news .pn-series__meter {
  display: block;
  position: relative;
  height: 4px;
  margin: 14px 0 8px;
  background: var(--grid);
  overflow: hidden;
}

.page-news .pn-series__bar {
  display: block;
  height: 100%;
  width: var(--pn-fill, 0%);
  background: linear-gradient(90deg, var(--accent), var(--accent-soft));
}

.page-news .pn-series__note {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-2);
}

/* ---------- 版本动态 ---------- */
.page-news .pn-changelog {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--pn-hair);
}

.page-news .pn-changelog__item {
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: var(--pn-hair);
  transition: background var(--fast) var(--snap);
}

.page-news .pn-changelog__item:hover {
  background: var(--pn-cyan-tint);
}

.page-news .pn-changelog__tag {
  align-self: start;
  padding: 3px 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--accent);
  border-top: 1px solid var(--pn-cyan-line);
}

.page-news .pn-changelog__body h3 {
  margin: 0 0 7px;
  font-size: 15.5px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.page-news .pn-changelog__body p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

/* ---------- 订阅卡片 ---------- */
.page-news .pn-cards {
  display: grid;
  gap: 12px;
}

.page-news .pn-card {
  padding: 18px 16px 20px;
  border-top: 1px solid var(--pn-cyan-line);
}

.page-news .pn-card__name {
  margin: 0 0 9px;
  font-size: 16px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--text);
}

.page-news .pn-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-2);
}

.page-news .pn-outro {
  margin: 26px 0 0;
  padding-top: 18px;
  border-top: var(--pn-hair);
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-2);
}

/* ---------- 右侧吸顶索引 ---------- */
.page-news .pn-index {
  border: var(--pn-hair);
  background: var(--panel);
  padding: 18px 16px 20px;
}

.page-news .pn-index__title {
  margin: 0 0 12px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--text-2);
}

.page-news .pn-index__list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 1px;
  border-left: 1px solid var(--grid);
}

.page-news .pn-index__list--series {
  margin-bottom: 0;
}

.page-news .pn-index__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 8px 8px 12px;
  border-left: 2px solid transparent;
  margin-left: -1px;
  color: var(--text-2);
  font-size: 13.5px;
  line-height: 1.5;
  text-decoration: none;
  transition: color var(--fast) var(--snap), border-color var(--fast) var(--snap), background var(--fast) var(--snap);
}

.page-news .pn-index__link:hover,
.page-news .pn-index__link:focus-visible {
  color: var(--text);
  border-left-color: var(--accent);
  background: var(--pn-cyan-tint);
  outline: none;
}

.page-news .pn-index__num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 640px) {
  .page-news .pn-panels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-news .pn-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .pn-article__excerpt {
    padding-left: 52px;
  }
}

@media (min-width: 720px) {
  .page-news .pn-article__row {
    grid-template-columns: 34px minmax(0, 1fr) 122px;
    align-items: start;
    gap: 10px 16px;
    padding: 16px 14px 16px 12px;
  }

  .page-news .pn-article__time {
    grid-column: 3;
    grid-row: 1;
    text-align: right;
    padding-top: 4px;
  }
}

@media (min-width: 820px) {
  .page-news .pn-roles {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 36px;
  }

  .page-news .pn-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-news .pn-hero {
    padding: 52px 0 56px;
  }

  .page-news .pn-hero__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 48px;
    align-items: end;
  }

  .page-news .pn-hero__stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-news .pn-sec {
    padding: 48px 0 54px;
  }
}

@media (min-width: 1000px) {
  .page-news .pn-shell {
    grid-template-columns: minmax(0, 1fr) 264px;
    gap: 44px;
    align-items: start;
  }

  .page-news .pn-index {
    position: sticky;
    top: calc(var(--band-h) + 24px);
  }

  .page-news .pn-shell__main > .pn-sec:first-child {
    padding-top: 40px;
  }

  .page-news .pn-shell__main > .pn-sec {
    padding: 44px 0 50px;
  }

  .page-news .pn-shell__main > .pn-sec:last-child {
    padding-bottom: 24px;
  }

  .page-news .pn-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1px;
    background: var(--grid);
    border: var(--pn-hair);
  }

  .page-news .pn-card {
    border-top: none;
    background: var(--panel);
  }
}

@media (min-width: 1240px) {
  .page-news .pn-hero__stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .pn-shell {
    grid-template-columns: minmax(0, 1fr) 288px;
  }
}

.page-news {
  --pn-fill: currentColor;
}