/* ===================== 版本专栏 /column/ ===================== */
.page-news {
  --news-rule: 1px solid var(--line);
}

.page-news .breadcrumb {
  padding-top: clamp(16px, 3vw, 26px);
}

/* ---------- 栏目题头 ---------- */
.page-news .news-hero {
  padding: clamp(18px, 4vw, 32px) 0 clamp(26px, 5vw, 44px);
  border-bottom: var(--news-rule);
}

.page-news .news-hero .display {
  margin: 0.26em 0 0;
  max-width: 16ch;
  font-weight: 300;
  color: var(--text);
}

.page-news .news-hero__lead {
  margin: clamp(16px, 2.6vw, 24px) 0 0;
  max-width: 58ch;
  color: var(--text-soft);
}

.page-news .news-hero__note {
  margin: 14px 0 0;
  max-width: 58ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.page-news .news-hero__note .mono {
  color: var(--cyan);
  font-size: 13px;
}

.page-news .tag-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: clamp(18px, 3vw, 26px);
}

.page-news .tag--muted {
  color: var(--muted);
  border-color: var(--line);
  background: rgba(139, 153, 173, 0.08);
}

/* ---------- 章节抬头 ---------- */
.page-news .section:first-of-type {
  padding-top: clamp(26px, 4vw, 46px);
}

.page-news .section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 14px;
  margin-bottom: clamp(18px, 3vw, 28px);
}

.page-news .section-num {
  font-size: clamp(26px, 4.6vw, 40px);
  line-height: 1;
  font-weight: 700;
  color: var(--blue);
}

@supports (-webkit-text-stroke: 1px #000) {
  .page-news .section-num {
    color: transparent;
    -webkit-text-stroke: 1px var(--blue);
  }
}

.page-news .section-head__note {
  margin-left: auto;
}

/* ---------- 01 本期头条 ---------- */
.page-news .headline-card {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding: clamp(20px, 3.4vw, 36px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background:
    radial-gradient(120% 150% at 0% 0%, rgba(47, 123, 255, 0.16), transparent 62%),
    var(--panel);
}

.page-news .headline-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-news .headline-card__title {
  margin: 14px 0 0;
  font-size: clamp(21px, 3.2vw, 32px);
  line-height: 1.3;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text);
}

.page-news .headline-card__text {
  margin: 14px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .headline-card .btn-row {
  margin-top: clamp(18px, 3vw, 26px);
}

.page-news .headline-card__media {
  margin: 0;
}

/* ---------- 02 更新日志 ---------- */
.page-news .log-list {
  display: grid;
  gap: 10px;
}

.page-news .log {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px 14px;
  padding: 13px clamp(12px, 2vw, 18px);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: var(--panel);
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-news .log:hover,
.page-news .log:focus-within {
  border-color: rgba(47, 123, 255, 0.55);
  background: linear-gradient(90deg, rgba(47, 123, 255, 0.12), transparent 68%), var(--panel-2);
}

.page-news .log__details {
  min-width: 0;
}

.page-news .log__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 7px 12px;
  list-style: none;
  cursor: pointer;
}

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

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

.page-news .log__summary::after {
  content: "＋";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
  color: var(--blue);
}

.page-news .log__details[open] .log__summary::after {
  content: "－";
  color: var(--cyan);
}

.page-news .log__num {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.page-news .log__title {
  flex: 1 1 300px;
  min-width: 0;
  font-size: 15.5px;
  line-height: 1.62;
  color: var(--text);
}

.page-news .log__body {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
}

.page-news .log__body p {
  margin: 0 0 8px;
  max-width: 62ch;
  font-size: 14.5px;
  line-height: 1.72;
  color: var(--text-soft);
}

.page-news .log__body .log__meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-news .log__feedback {
  align-self: center;
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  opacity: 0.75;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease),
    border-color var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

.page-news .log:hover .log__feedback,
.page-news .log__feedback:focus-visible {
  opacity: 1;
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

/* 分支说明 */
.page-news .branch-note {
  display: grid;
  gap: clamp(16px, 3vw, 26px);
  margin-top: clamp(22px, 3.6vw, 34px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: var(--news-rule);
}

.page-news .branch-note__text-body {
  margin: 10px 0 0;
  max-width: 50ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .branch-note__text-body .mono {
  color: var(--cyan);
  font-size: 13px;
}

/* ---------- 03 转会期观察 ---------- */
.page-news .window-grid {
  display: grid;
  gap: 14px;
}

.page-news .window-card {
  position: relative;
  padding: clamp(18px, 3vw, 26px) clamp(18px, 3vw, 26px) clamp(18px, 3vw, 24px)
    clamp(22px, 3.4vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--panel);
  overflow: hidden;
}

.page-news .window-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--blue);
}

.page-news .window-card--amber {
  background: linear-gradient(180deg, rgba(255, 166, 43, 0.08), transparent 62%), var(--panel);
}

.page-news .window-card--amber::before {
  background: var(--amber);
}

.page-news .window-card--cyan {
  background: linear-gradient(180deg, rgba(35, 230, 208, 0.08), transparent 62%), var(--panel);
}

.page-news .window-card--cyan::before {
  background: var(--cyan);
}

.page-news .window-card h3 {
  margin: 10px 0 0;
  font-size: 19px;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--text);
}

.page-news .window-card__text {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-news .window-card__meta {
  margin: 16px 0 0;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.page-news .window-card--amber .window-card__meta {
  color: var(--amber);
}

.page-news .window-card--cyan .window-card__meta {
  color: var(--cyan);
}

.page-news .snap-explain {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
  margin-top: clamp(22px, 3.6vw, 34px);
}

.page-news .snap-explain__text h3 {
  margin: 0 0 12px;
  font-size: clamp(18px, 2.4vw, 21px);
  color: var(--text);
}

.page-news .snap-explain__text p {
  margin: 0 0 12px;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-news .snap-explain__text .btn {
  margin-top: 6px;
}

/* ---------- 04 旧版本资料索引 ---------- */
.page-news .archive-layout {
  display: grid;
  gap: clamp(18px, 3vw, 28px);
}

.page-news .archive-list {
  display: grid;
  gap: 10px;
}

.page-news .archive-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  padding: 14px clamp(12px, 2vw, 18px);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: var(--panel);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

.page-news .archive-row:hover,
.page-news .archive-row:focus-within {
  border-color: rgba(255, 166, 43, 0.55);
  background: linear-gradient(90deg, rgba(255, 166, 43, 0.1), transparent 70%), var(--panel-2);
}

.page-news .archive-row__ver {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.page-news .archive-row__desc {
  flex: 1 1 240px;
  min-width: 0;
  font-size: 14.5px;
  line-height: 1.68;
  color: var(--text-soft);
}

.page-news .archive-row__get {
  margin-left: auto;
  padding: 6px 14px;
  border: 1px solid var(--line);
  border-radius: var(--pill);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}

.page-news .archive-row:hover .archive-row__get,
.page-news .archive-row__get:focus-visible {
  color: var(--ink);
  background: var(--amber);
  border-color: var(--amber);
}

.page-news .archive-note {
  margin: clamp(18px, 3vw, 26px) 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 05 更新节奏 ---------- */
.page-news .cadence-grid {
  display: grid;
  gap: 14px;
}

.page-news .cadence-card {
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(35, 230, 208, 0.07), transparent 58%), var(--panel);
}

.page-news .cadence-card__value {
  margin: 12px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 4.4vw, 38px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-news .cadence-card h3 {
  margin: 12px 0 0;
  font-size: 18px;
  color: var(--text);
}

.page-news .cadence-card__text {
  margin: 8px 0 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-news .revisit {
  margin-top: clamp(24px, 4vw, 36px);
  padding-top: clamp(20px, 3vw, 30px);
  border-top: var(--news-rule);
}

.page-news .revisit h3 {
  margin: 0 0 16px;
  font-size: clamp(18px, 2.4vw, 22px);
  color: var(--text);
}

.page-news .revisit__list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .revisit__list li {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 12px;
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--text-soft);
}

.page-news .revisit__list .mono {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--blue);
}

.page-news .revisit__foot {
  margin: 20px 0 0;
  max-width: 62ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--muted);
}

/* ---------- 图文容器统一约束 ---------- */
.page-news .img-frame {
  margin: 0;
}

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

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-news .window-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 860px) {
  .page-news .headline-card {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-news .branch-note {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    align-items: center;
  }

  .page-news .snap-explain {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: center;
  }

  .page-news .archive-layout {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    align-items: start;
  }
}

@media (max-width: 599px) {
  .page-news .log {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-news .log__feedback {
    justify-self: start;
  }

  .page-news .log__summary::after {
    display: none;
  }

  .page-news .archive-row__get {
    margin-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .log,
  .page-news .log__feedback,
  .page-news .archive-row,
  .page-news .archive-row__get {
    transition: none;
  }
}