/* ============ 品牌专栏 · 页面专属样式 ============ */
.page-news {
  background: var(--ink);
  color: var(--white);
  padding-bottom: clamp(56px, 9vw, 104px);
  overflow-x: clip;
}

.page-news .news-shell {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---- 首屏 ---- */
.page-news .news-hero {
  padding-block: clamp(32px, 5vw, 56px) clamp(24px, 4vw, 36px);
}

.page-news .news-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-news .news-eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--green);
  flex: none;
}

.page-news .news-h1 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(36px, 7.6vw, 74px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  color: var(--white);
}

.page-news .news-h1 span {
  color: var(--green);
}

.page-news .news-lede {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 34em;
  font-size: clamp(15px, 2vw, 17px);
  line-height: 1.78;
  color: var(--muted);
}

.page-news .news-figure {
  margin: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}

.page-news .news-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
}

.page-news .news-figure figcaption {
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  border-top: 1px solid var(--line-soft);
}

/* ---- 章节标题组 ---- */
.page-news .news-head {
  margin-bottom: clamp(20px, 3.5vw, 32px);
}

.page-news .news-head__eyebrow {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--green);
}

.page-news .news-head__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(24px, 4.4vw, 40px);
  line-height: 1.14;
  letter-spacing: -0.028em;
  color: var(--white);
}

.page-news .news-head__lede {
  margin: 12px 0 0;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---- 分类筛选 ---- */
.page-news .log-section {
  padding-block: clamp(36px, 5.5vw, 60px) clamp(20px, 3vw, 32px);
}

.page-news .filter-input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.page-news .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-soft);
}

.page-news .filter-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  font-size: 13px;
  line-height: 1;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  transition: color 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .filter-chip__n {
  font-family: var(--font-mono);
  font-size: 10px;
  opacity: 0.55;
}

.page-news .filter-chip:hover {
  color: var(--white);
  border-color: var(--green-deep);
}

.page-news #f-all:checked ~ .filter-bar .filter-chip[for="f-all"],
.page-news #f-version:checked ~ .filter-bar .filter-chip[for="f-version"],
.page-news #f-price:checked ~ .filter-bar .filter-chip[for="f-price"],
.page-news #f-feature:checked ~ .filter-bar .filter-chip[for="f-feature"],
.page-news #f-guide:checked ~ .filter-bar .filter-chip[for="f-guide"],
.page-news #f-topic:checked ~ .filter-bar .filter-chip[for="f-topic"] {
  color: var(--ink);
  background: var(--green);
  border-color: var(--green);
}

.page-news #f-version:checked ~ .log-list .log-item:not([data-cat="version"]),
.page-news #f-price:checked ~ .log-list .log-item:not([data-cat="pricing"]),
.page-news #f-feature:checked ~ .log-list .log-item:not([data-cat="feature"]),
.page-news #f-guide:checked ~ .log-list .log-item:not([data-cat="guide"]),
.page-news #f-topic:checked ~ .log-list .log-item:not([data-cat="topic"]) {
  display: none;
}

/* ---- 无边框条目流 ---- */
.page-news .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .log-item {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .log-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
  padding-block: clamp(18px, 3vw, 24px);
  cursor: pointer;
  list-style: none;
}

.page-news .log-row::-webkit-details-marker {
  display: none;
}

.page-news .log-row::marker {
  content: "";
}

.page-news .log-time {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-news .log-main {
  display: block;
  min-width: 0;
}

.page-news .log-cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-news .log-cat::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--amber);
  flex: none;
}

.page-news .log-title {
  display: block;
  margin-top: 9px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(17px, 2.4vw, 20px);
  line-height: 1.45;
  letter-spacing: -0.012em;
  color: var(--white);
  transition: color 0.2s var(--ease);
}

.page-news .log-row:hover .log-title {
  color: var(--green);
}

.page-news .log-lede {
  display: block;
  margin-top: 6px;
  max-width: 38em;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.page-news .log-more {
  padding: 2px 0 clamp(18px, 3vw, 24px);
  animation: newsFade 0.3s var(--ease) both;
}

.page-news .log-more p {
  margin: 0;
  max-width: 36em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--white);
}

@keyframes newsFade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.page-news .log-row__mark {
  display: none;
}

.page-news .log-row__mark::before,
.page-news .log-row__mark::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--muted);
  transform: translate(-50%, -50%);
}

.page-news .log-row__mark::before {
  width: 12px;
  height: 1px;
}

.page-news .log-row__mark::after {
  width: 1px;
  height: 12px;
  transition: transform 0.2s var(--ease);
}

.page-news details[open] .log-row__mark::after {
  transform: translate(-50%, -50%) scaleY(0);
}

/* ---- 聚合带 ---- */
.page-news .log-break {
  display: grid;
  gap: 14px;
  margin-block: clamp(20px, 3vw, 28px);
  padding: clamp(16px, 3vw, 22px) clamp(18px, 3vw, 24px);
  background: var(--panel);
  border-left: 2px solid var(--green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.page-news .log-break__label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--green);
}

.page-news .log-break__list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .log-break__list a {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 15px;
  color: var(--white);
  text-decoration: none;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.page-news .log-break__list a:hover {
  color: var(--green);
  border-color: var(--green);
}

/* ---- 横向带状模块 ---- */
.page-news .news-band {
  margin-block: clamp(36px, 6vw, 64px);
  border-block: 1px solid var(--line-soft);
  background: var(--panel);
}

.page-news .news-band--paper {
  background: var(--paper);
  color: var(--paper-ink);
  border-color: transparent;
}

.page-news .band-inner {
  max-width: var(--content-max);
  margin-inline: auto;
  padding: clamp(30px, 5vw, 52px) var(--gutter);
}

.page-news .news-band--paper .news-head__title {
  color: var(--paper-ink);
}

.page-news .news-band--paper .news-head__lede {
  color: rgba(26, 31, 36, 0.72);
}

.page-news .news-band--paper .news-head__eyebrow {
  color: var(--green-deep);
}

/* ---- 价格公示 ---- */
.page-news .price-grid {
  display: grid;
  gap: 28px;
}

.page-news .price-rows {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  border-top: 1px solid rgba(26, 31, 36, 0.18);
}

.page-news .price-row {
  display: grid;
  gap: 4px;
  padding-block: 14px;
  border-bottom: 1px solid rgba(26, 31, 36, 0.18);
}

.page-news .price-row__k {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: rgba(26, 31, 36, 0.55);
}

.page-news .price-row__v {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--paper-ink);
}

.page-news .price-row__v--mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.page-news .price-row__v--mark::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--amber);
  flex: none;
}

.page-news .price-figure {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

.page-news .price-figure img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---- 文字链接 ---- */
.page-news .news-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 3px;
  border-bottom: 1px solid currentColor;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--green-deep);
  text-decoration: none;
}

.page-news .news-link::after {
  content: "→";
  transition: transform 0.2s var(--ease);
}

.page-news .news-link:hover::after {
  transform: translateX(3px);
}

.page-news .news-link--onDark {
  color: var(--green);
}

/* ---- 操作指南 ---- */
.page-news .guide-grid {
  display: grid;
  gap: 28px;
}

.page-news .guide-list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  counter-reset: guideCounter;
}

.page-news .guide-item {
  position: relative;
  padding: 14px 0 14px 34px;
  border-top: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--white);
}

.page-news .guide-item:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .guide-item::before {
  counter-increment: guideCounter;
  content: counter(guideCounter, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--green);
}

/* ---- 专题系列 ---- */
.page-news .topics-band {
  margin-block: clamp(36px, 6vw, 64px);
  border-block: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--ink) 0%, #070a0c 100%);
}

.page-news .topics-inner {
  display: grid;
  gap: 28px;
  max-width: var(--content-max);
  margin-inline: auto;
  padding: clamp(30px, 5vw, 52px) var(--gutter);
}

.page-news .topic {
  border-top: 1px solid var(--line-soft);
}

.page-news .topic:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.page-news .topic__head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-block: 16px;
  cursor: pointer;
  list-style: none;
}

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

.page-news .topic__head::marker {
  content: "";
}

.page-news .topic__num {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--amber);
  flex: none;
}

.page-news .topic__title {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.012em;
  color: var(--white);
}

.page-news .topic__meta {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--muted);
  flex: none;
}

.page-news .topic__body {
  padding: 0 0 20px;
  animation: newsFade 0.3s var(--ease) both;
}

.page-news .topic__body p {
  margin: 0 0 14px;
  max-width: 36em;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---- 结尾入口 ---- */
.page-news .news-outro {
  display: grid;
  gap: 16px;
  padding-block: clamp(36px, 6vw, 60px) clamp(16px, 3vw, 28px);
}

.page-news .outro-card {
  display: block;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  color: var(--white);
  text-decoration: none;
  transition: border-color 0.2s var(--ease), background-color 0.2s var(--ease);
}

.page-news .outro-card:hover {
  border-color: var(--green-deep);
  background: var(--panel);
}

.page-news .outro-card__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
}

.page-news .outro-card__title {
  display: block;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(18px, 2.6vw, 22px);
  line-height: 1.4;
  letter-spacing: -0.018em;
}

.page-news .outro-card__desc {
  display: block;
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---- 中等屏幕 ---- */
@media (min-width: 560px) {
  .page-news .price-row {
    grid-template-columns: 132px minmax(0, 1fr);
    gap: 20px;
    align-items: baseline;
  }
}

/* ---- 桌面：左窄右宽的非对称条目流 ---- */
@media (min-width: 760px) {
  .page-news .log-row {
    grid-template-columns: 172px minmax(0, 1fr) 22px;
    column-gap: 28px;
    align-items: start;
    gap: 0 28px;
  }

  .page-news .log-row__mark {
    display: block;
    position: relative;
    width: 14px;
    height: 14px;
    justify-self: end;
    margin-top: 6px;
  }

  .page-news .log-more {
    padding-left: 200px;
  }

  .page-news .news-outro {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

/* ---- 大屏：两栏内容带 ---- */
@media (min-width: 880px) {
  .page-news .price-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    gap: 52px;
    align-items: start;
  }

  .page-news .guide-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: 52px;
    align-items: center;
  }

  .page-news .topics-inner {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    gap: 52px;
    align-items: start;
  }
}

/* ---- 动效降级 ---- */
@media (prefers-reduced-motion: reduce) {
  .page-news .log-more,
  .page-news .topic__body {
    animation: none;
  }

  .page-news .filter-chip,
  .page-news .log-title,
  .page-news .log-break__list a,
  .page-news .outro-card,
  .page-news .news-link::after,
  .page-news .log-row__mark::after {
    transition: none;
  }
}