.page-news {
  --c-version: var(--ink-900);
  --c-tag: var(--gold-500);
  --c-guide: var(--azure-600);
  --c-eco: var(--oasis-500);
  --c-special: var(--crimson-600);
  background: var(--paper-0);
  color: var(--ink-900);
}

/* ---------- 首屏 ---------- */
.page-news .log-hero {
  padding: 56px 0 0;
}
.page-news .log-hero__inner {
  padding-bottom: 30px;
}
.page-news .log-hero__kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--azure-600);
}
.page-news .log-hero__title {
  margin: 0 0 18px;
  max-width: 14em;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(32px, 7.2vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.02em;
}
.page-news .log-hero__lead {
  margin: 0 0 18px;
  max-width: 46em;
  color: var(--ink-700);
}
.page-news .log-hero__note {
  margin: 0;
  font-size: 12px;
  color: var(--gray-400);
}
.page-news .log-hero__band {
  position: relative;
  height: 150px;
  margin-top: 28px;
  overflow: hidden;
  border-top: 1px solid var(--line);
}
.page-news .log-hero__band img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.page-news .log-hero__band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(250, 247, 241, 0.94) 0%, rgba(250, 247, 241, 0.12) 42%, rgba(250, 247, 241, 0) 100%);
  pointer-events: none;
}

/* ---------- 栏目筛选条 ---------- */
.page-news .log-filters {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-0);
}
.page-news .log-filters__list {
  display: flex;
  gap: 8px;
  margin: 0;
  padding: 14px 0;
  list-style: none;
  overflow-x: auto;
  scrollbar-width: thin;
}
.page-news .log-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-pill);
  color: var(--ink-700);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.22s var(--ease), transform 0.22s var(--ease), background 0.22s var(--ease);
}
.page-news .log-chip::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--chip, var(--azure-600));
  flex: none;
}
.page-news .log-chip--version { --chip: var(--c-version); }
.page-news .log-chip--tag { --chip: var(--c-tag); }
.page-news .log-chip--guide { --chip: var(--c-guide); }
.page-news .log-chip--eco { --chip: var(--c-eco); }
.page-news .log-chip--special { --chip: var(--c-special); }
.page-news .log-chip:hover,
.page-news .log-chip:focus-visible {
  border-color: var(--chip);
  background: rgba(27, 79, 160, 0.05);
  transform: translateY(-2px);
}
.page-news .log-chip__name {
  font-weight: 500;
}
.page-news .log-chip__n {
  font-size: 11px;
  color: var(--gray-400);
}

/* ---------- 章节通用 ---------- */
.page-news .log-sec__head {
  max-width: 56em;
  margin-bottom: 34px;
}
.page-news .log-sec__title {
  margin: 6px 0 12px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 4.4vw, 34px);
  line-height: 1.22;
  letter-spacing: -0.01em;
}
.page-news .log-sec__lead {
  margin: 0;
  color: var(--ink-700);
}

/* ---------- 深色区（企业正式版） ---------- */
.page-news .log-sec--ink {
  background: var(--ink-900);
  color: var(--paper-0);
}
.page-news .log-sec--ink .log-sec__lead {
  color: rgba(250, 247, 241, 0.76);
}
.page-news .log-sec--ink .sec-num {
  color: var(--gold-500);
}

/* ---------- 时间轴条目流 ---------- */
.page-news .log-timeline {
  margin: 0;
  padding: 0 0 0 26px;
  list-style: none;
  border-left: 1px solid var(--line);
}
.page-news .log-item {
  position: relative;
  padding-bottom: 28px;
}
.page-news .log-item:last-child {
  padding-bottom: 0;
}
.page-news .log-item__node {
  position: absolute;
  left: -32px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--paper-0);
  border: 2px solid var(--gray-400);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease), box-shadow 0.22s var(--ease);
}
.page-news .log-item:hover .log-item__node,
.page-news .log-item:focus-within .log-item__node {
  transform: scale(1.4);
  border-color: var(--azure-600);
  box-shadow: 0 0 0 5px rgba(27, 79, 160, 0.12);
}
.page-news .log-item__body {
  padding-top: 14px;
  border-top: 0.5px solid var(--line);
}
.page-news .log-item__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
  flex-wrap: wrap;
}
.page-news .log-item__ver {
  font-size: 12px;
  color: var(--gray-400);
}
.page-news .log-item__title {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.5;
  font-weight: 700;
}
.page-news .log-item__desc {
  margin: 0;
  max-width: 52em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-700);
}

/* ---------- 分类标签通告 ---------- */
.page-news .log-notice-grid {
  display: grid;
  gap: 22px;
}
.page-news .log-notice {
  padding: 22px;
  border: 1px solid var(--line-gold);
  border-radius: var(--r-card);
  background: rgba(250, 247, 241, 0.035);
}
.page-news .log-notice__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line-gold);
}
.page-news .log-notice__time {
  font-size: clamp(19px, 3.6vw, 24px);
  color: var(--gold-500);
  letter-spacing: 0.02em;
}
.page-news .log-notice__title {
  margin: 0 0 14px;
  font-size: 17px;
  font-weight: 700;
  color: var(--paper-0);
}
.page-news .log-notice__list {
  display: grid;
  gap: 12px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}
.page-news .log-notice__list li {
  display: grid;
  gap: 4px;
  padding-left: 14px;
  border-left: 2px solid rgba(201, 138, 30, 0.5);
}
.page-news .log-notice__k {
  font-size: 14px;
  font-weight: 700;
  color: var(--paper-0);
}
.page-news .log-notice__v {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(250, 247, 241, 0.72);
}
.page-news .log-notice__more {
  padding-top: 14px;
  border-top: 1px dashed var(--line-gold);
}
.page-news .log-notice__more summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 14px;
  color: var(--gold-500);
  cursor: pointer;
  list-style: none;
}
.page-news .log-notice__more summary::-webkit-details-marker {
  display: none;
}
.page-news .log-notice__more summary::after {
  content: "＋";
  font-family: var(--font-mono);
  font-size: 14px;
}
.page-news .log-notice__more[open] summary::after {
  content: "－";
}
.page-news .log-notice__more ul {
  margin: 14px 0 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.9;
  color: rgba(250, 247, 241, 0.78);
}
.page-news .log-notice__figure {
  margin: 0;
}
.page-news .log-notice__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-card);
  border: 1px solid var(--line-gold);
}

/* ---------- 上手指引 ---------- */
.page-news .log-guide {
  display: grid;
  gap: 24px;
}
.page-news .log-guide__figure {
  margin: 0;
}
.page-news .log-guide__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-card);
  border: 1px solid var(--line);
}
.page-news .log-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .log-step {
  padding: 16px 18px;
  background: var(--paper-0);
  border: 1px solid var(--azure-100);
  border-left: 3px solid var(--azure-600);
  border-radius: var(--r-card);
  transition: transform 0.22s var(--ease), box-shadow 0.22s var(--ease);
}
.page-news .log-step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}
.page-news .log-step__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--azure-600);
}
.page-news .log-step__title {
  margin: 6px 0 6px;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.4;
}
.page-news .log-step__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: var(--ink-700);
}
.page-news .log-guide__foot {
  margin: 26px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 15px;
  color: var(--ink-700);
}
.page-news .log-guide__foot a {
  color: var(--azure-600);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 生态对接 ---------- */
.page-news .log-eco {
  display: grid;
  gap: 26px;
}
.page-news .log-eco__stats {
  display: grid;
  gap: 14px;
  margin: 0;
}
.page-news .log-eco__stat {
  padding: 14px 16px;
  border-left: 3px solid var(--oasis-500);
  background: rgba(23, 120, 111, 0.06);
  border-radius: 0 var(--r-card) var(--r-card) 0;
}
.page-news .log-eco__stat dt {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--oasis-500);
}
.page-news .log-eco__stat dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-700);
}
.page-news .log-eco__num {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--ink-900);
  letter-spacing: -0.01em;
}
.page-news .log-eco__figure {
  margin: 0;
}
.page-news .log-eco__figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-card);
  border: 1px solid var(--line);
}

/* ---------- 专题观察 ---------- */
.page-news .log-sec--special {
  background: linear-gradient(180deg, var(--paper-0) 0%, rgba(213, 226, 247, 0.35) 100%);
}
.page-news .log-special {
  display: grid;
  gap: 22px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page-news .log-special li {
  padding-top: 14px;
  border-top: 2px solid var(--crimson-600);
}
.page-news .log-special__kicker {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--crimson-600);
}
.page-news .log-special__title {
  margin: 0 0 8px;
  font-size: 18px;
  line-height: 1.45;
  font-weight: 700;
}
.page-news .log-special__desc {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-700);
}

/* ---------- 收尾 ---------- */
.page-news .log-cta {
  background: var(--azure-100);
}
.page-news .log-cta__inner {
  display: grid;
  gap: 22px;
}
.page-news .log-cta__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 4vw, 30px);
  line-height: 1.25;
  letter-spacing: -0.01em;
}
.page-news .log-cta__desc {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-700);
}
.page-news .log-cta__actions {
  gap: 10px;
}

/* ---------- 窄屏加固 ---------- */
@media (max-width: 519px) {
  .page-news .log-hero__band {
    height: 118px;
  }
  .page-news .log-timeline {
    padding-left: 20px;
  }
  .page-news .log-item__node {
    left: -26px;
  }
  .page-news .log-notice {
    padding: 18px;
  }
  .page-news .log-cta__actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 760px) {
  .page-news .log-special {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
  }
}

@media (min-width: 900px) {
  .page-news .log-hero {
    padding-top: 74px;
  }
  .page-news .log-hero__band {
    height: 200px;
  }
  .page-news .log-notice-grid {
    grid-template-columns: 1.12fr 0.88fr;
    align-items: start;
    gap: 30px;
  }
  .page-news .log-guide {
    grid-template-columns: 0.88fr 1.12fr;
    align-items: start;
    gap: 32px;
  }
  .page-news .log-eco {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
    gap: 34px;
  }
  .page-news .log-timeline {
    padding-left: 52px;
  }
  .page-news .log-item__node {
    left: -58px;
  }
  .page-news .log-item:nth-child(even) .log-item__body {
    margin-left: 24px;
  }
  .page-news .log-cta__inner {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 34px;
  }
  .page-news .log-cta__actions {
    justify-content: flex-end;
    max-width: 30em;
  }
}