.page-news {
  --news-accent: var(--pitch-600);
  display: block;
  background: var(--paper-000);
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
}

.page-news .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
}

/* ---------- 刊头 ---------- */
.page-news .news-masthead {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 4.4vw, 50px) 0 clamp(30px, 4.6vw, 56px);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--paper-100) 0%, var(--paper-000) 82%);
}

.page-news .news-masthead::after {
  content: "";
  position: absolute;
  top: -32%;
  right: -14%;
  width: min(64vw, 780px);
  height: 170%;
  background: linear-gradient(150deg, var(--pitch-600) 0%, var(--eblue-600) 58%, var(--volt-500) 100%);
  clip-path: polygon(46% 0, 100% 0, 100% 100%, 0 100%);
  opacity: .1;
  pointer-events: none;
}

.page-news .news-masthead .wrap {
  position: relative;
  z-index: 1;
}

.page-news .news-masthead .breadcrumbs {
  margin-bottom: clamp(16px, 2.4vw, 26px);
}

.page-news .news-masthead__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3.4vw, 44px);
  align-items: start;
}

.page-news .news-masthead__kicker {
  display: inline-block;
  margin: 0 0 14px;
  padding: 5px 12px;
  border: 1px solid var(--volt-500);
  border-radius: 999px;
  color: var(--volt-700);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .1em;
}

.page-news .news-masthead__title {
  margin: 0 0 18px;
  max-width: 20ch;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.6vw, 3.2rem);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -.012em;
  color: var(--ink-900);
}

.page-news .news-masthead__text {
  margin: 0;
  max-width: 56ch;
  color: var(--ink-600);
  font-size: clamp(1rem, 1.4vw, 1.06rem);
  line-height: 1.8;
}

.page-news .news-pulse {
  padding: 18px 20px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--chalk);
  box-shadow: var(--shadow-1);
}

.page-news .news-pulse__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  color: var(--pitch-600);
}

.page-news .news-pulse__list {
  display: grid;
  gap: 11px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-pulse__list li {
  display: grid;
  grid-template-columns: minmax(70px, 86px) minmax(0, 1fr);
  gap: 10px;
  padding-top: 11px;
  border-top: 1px solid var(--line-soft);
  color: var(--ink-600);
  font-size: .88rem;
  line-height: 1.6;
}

.page-news .news-pulse__list li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-news .news-pulse__time {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--volt-700);
}

/* ---------- 章节外壳 ---------- */
.page-news .news-band {
  padding: clamp(34px, 5vw, 62px) 0;
  border-bottom: 1px solid var(--line);
}

.page-news .news-band:last-of-type {
  border-bottom: 0;
}

.page-news .news-band__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: 14px;
  row-gap: 6px;
  align-items: baseline;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.page-news .news-band__num {
  grid-column: 1;
  grid-row: 1;
  font-size: clamp(.82rem, 1.4vw, .98rem);
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--volt-500);
}

.page-news .news-band__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.3;
  letter-spacing: -.008em;
}

.page-news .news-band__lead {
  grid-column: 2;
  grid-row: 2;
  margin: 4px 0 0;
  max-width: 64ch;
  color: var(--ink-600);
  font-size: .96rem;
}

/* ---------- 头条 ---------- */
.page-news .news-lead {
  display: grid;
  grid-template-columns: 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--chalk);
  box-shadow: var(--shadow-1);
}

.page-news .news-lead__media {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--ink-900);
}

.page-news .news-lead__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-news .news-lead__media .media__caption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  padding: 5px 10px;
  border-radius: var(--r-sm);
  background: rgba(15, 31, 27, .74);
  color: var(--chalk);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .04em;
}

.page-news .news-lead__body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(20px, 3vw, 34px);
}

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

.page-news .news-lead__time {
  font-family: var(--font-mono);
  font-size: .74rem;
  color: var(--ink-600);
}

.page-news .news-lead__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.2vw, 1.62rem);
  line-height: 1.34;
  letter-spacing: -.006em;
}

.page-news .news-lead__text {
  margin: 0;
  color: var(--ink-600);
  font-size: .98rem;
  line-height: 1.78;
}

.page-news .news-lead__points {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-lead__points li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 11px 13px;
  border-left: 3px solid var(--eblue-600);
  border-radius: var(--r-sm);
  background: var(--eblue-100);
  font-size: .92rem;
  line-height: 1.68;
}

.page-news .news-lead__points b {
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--eblue-600);
  font-weight: 600;
}

.page-news .news-lead__body .btn {
  align-self: flex-start;
}

/* ---------- 分屏工作台 ---------- */
.page-news .news-desk {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(22px, 3vw, 40px);
  align-items: start;
}

.page-news .news-rail {
  padding: 18px 16px 16px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--paper-100);
}

.page-news .news-rail__label {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .18em;
  color: var(--ink-600);
}

.page-news .news-rail__list {
  display: grid;
  gap: 3px;
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
}

.page-news .news-rail__list--plain {
  margin-bottom: 0;
}

.page-news .news-rail__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 10px;
  border-left: 3px solid transparent;
  border-radius: var(--r-sm);
  color: var(--ink-900);
  font-size: .92rem;
  text-decoration: none;
  transition: background .2s var(--ease), border-color .2s var(--ease);
}

.page-news .news-rail__item:hover,
.page-news .news-rail__item:focus-visible {
  background: var(--chalk);
  border-left-color: var(--pitch-600);
}

.page-news .news-rail__item:focus-visible {
  outline: 2px solid var(--eblue-600);
  outline-offset: 2px;
}

.page-news .news-rail__count {
  font-size: .76rem;
  color: var(--volt-700);
}

.page-news .news-rail__series {
  padding: 7px 10px;
  border-left: 3px solid transparent;
  color: var(--ink-600);
  font-size: .84rem;
  line-height: 1.5;
}

/* ---------- 条目流 ---------- */
.page-news .news-stream {
  display: grid;
  gap: clamp(26px, 3.4vw, 44px);
}

.page-news .news-group {
  display: grid;
  gap: 16px;
  scroll-margin-top: 100px;
}

.page-news .news-group--season { --news-accent: var(--pitch-600); }
.page-news .news-group--price { --news-accent: var(--volt-500); }
.page-news .news-group--version { --news-accent: var(--eblue-600); }
.page-news .news-group--live { --news-accent: var(--pitch-300); }

.page-news .news-group__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 14px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink-900);
}

.page-news .news-group__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.34rem);
  letter-spacing: -.005em;
}

.page-news .news-group__meta {
  font-size: .74rem;
  color: var(--ink-600);
}

.page-news .news-group__list {
  display: grid;
  gap: 16px;
}

.page-news .news-entry {
  position: relative;
  padding: 20px 22px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--news-accent, var(--pitch-600));
  border-radius: var(--r-sm);
  background: var(--chalk);
  box-shadow: var(--shadow-1);
  transition: transform .24s var(--ease), box-shadow .24s var(--ease), border-left-color .24s var(--ease);
}

.page-news .news-entry:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-2);
}

.page-news .news-entry__head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.page-news .news-entry__no {
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--pitch-300);
}

.page-news .news-entry__time {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--ink-600);
}

.page-news .news-entry__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--news-accent, var(--pitch-300));
  box-shadow: 0 0 0 3px rgba(15, 31, 27, .07);
}

.page-news .news-entry__title {
  margin: 0 0 6px;
  font-family: var(--font-display);
  font-size: clamp(1.02rem, 1.6vw, 1.18rem);
  font-weight: 700;
  line-height: 1.44;
}

.page-news .news-entry__byline {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .02em;
  color: var(--ink-600);
}

.page-news .news-entry__media {
  margin: 0 0 14px;
  overflow: hidden;
  border-radius: var(--r-sm);
  border: 1px solid var(--line-soft);
}

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

.page-news .news-entry__media--price img { aspect-ratio: 10 / 7; }
.page-news .news-entry__media--live img { aspect-ratio: 3 / 2; }

.page-news .news-entry__excerpt {
  margin: 0 0 14px;
  color: var(--ink-600);
  font-size: .94rem;
  line-height: 1.74;
}

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

.page-news .news-entry .disclosure__trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 4px 0;
  border: 0;
  background: none;
  color: var(--eblue-600);
  font-family: var(--font-sans);
  font-size: .86rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: color .2s var(--ease);
}

.page-news .news-entry .disclosure__trigger:hover {
  color: var(--volt-700);
}

.page-news .news-entry .disclosure__trigger:focus-visible {
  outline: 2px solid var(--eblue-600);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}

.page-news .news-entry .disclosure__icon {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-family: var(--font-mono);
  font-size: .82rem;
  line-height: 1;
  transition: transform .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
}

.page-news .news-entry .disclosure__trigger[aria-expanded="true"] .disclosure__icon {
  transform: rotate(45deg);
  background: var(--eblue-600);
  border-color: var(--eblue-600);
  color: var(--chalk);
}

.page-news .news-entry .disclosure__panel {
  display: grid;
  grid-template-rows: 0fr;
  overflow: hidden;
  transition: grid-template-rows .22s var(--ease);
}

.page-news .news-entry .disclosure__trigger[aria-expanded="true"] + .disclosure__panel {
  grid-template-rows: 1fr;
}

.page-news .news-entry .disclosure__inner {
  overflow: hidden;
}

.page-news .news-entry .disclosure__body {
  padding: 14px 0 4px;
  color: var(--ink-600);
  font-size: .92rem;
}

.page-news .news-entry .disclosure__body ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}

.page-news .news-entry .disclosure__body li {
  line-height: 1.7;
}

/* ---------- 季刊 ---------- */
.page-news .news-quarter {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-quarter__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 18px 20px;
  border: 1px solid var(--line);
  border-top: 3px solid var(--eblue-600);
  border-radius: var(--r-sm);
  background: var(--paper-100);
  transition: transform .24s var(--ease), box-shadow .24s var(--ease), background .24s var(--ease);
}

.page-news .news-quarter__item:nth-child(even) {
  border-top-color: var(--pitch-600);
}

.page-news .news-quarter__item:hover {
  transform: translateY(-4px);
  background: var(--chalk);
  box-shadow: var(--shadow-1);
}

.page-news .news-quarter__issue {
  font-size: .72rem;
  letter-spacing: .1em;
  color: var(--volt-700);
}

.page-news .news-quarter__name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.06rem;
  line-height: 1.42;
}

.page-news .news-quarter__scope {
  margin: 0;
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--ink-600);
}

.page-news .news-quarter__text {
  margin: 0;
  color: var(--ink-600);
  font-size: .9rem;
  line-height: 1.7;
}

/* ---------- 校园观察员 ---------- */
.page-news .news-campus {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 36px);
  align-items: center;
}

.page-news .news-campus__media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
}

.page-news .news-campus__media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 10 / 7;
  object-fit: cover;
}

.page-news .news-campus__body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-news .news-campus__text {
  margin: 0;
  max-width: 60ch;
  color: var(--ink-600);
  font-size: .98rem;
  line-height: 1.8;
}

.page-news .news-campus__facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-news .news-campus__facts li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: var(--chalk);
  color: var(--ink-600);
  font-size: .84rem;
  line-height: 1.5;
}

.page-news .news-campus__facts .num {
  display: block;
  margin-bottom: 4px;
  font-size: 1.35rem;
  line-height: 1.2;
  color: var(--pitch-600);
}

.page-news .news-campus__body .btn {
  align-self: flex-start;
}

/* ---------- 订阅提醒 ---------- */
.page-news .news-sub {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.8vw, 30px);
  padding: clamp(22px, 3.4vw, 38px);
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--ink-900) 0%, #16332a 100%);
  color: var(--chalk);
}

.page-news .news-sub__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.2vw, 1.5rem);
  line-height: 1.4;
  color: var(--chalk);
}

.page-news .news-sub__text {
  margin: 0;
  max-width: 58ch;
  color: rgba(255, 255, 255, .78);
  font-size: .95rem;
  line-height: 1.76;
}

.page-news .news-sub__aside {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
}

.page-news .news-sub__more {
  margin: 0;
  color: rgba(255, 255, 255, .68);
  font-size: .86rem;
  line-height: 1.7;
}

.page-news .news-sub__more a {
  color: var(--pitch-300);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-news .news-sub__more a:hover,
.page-news .news-sub__more a:focus-visible {
  color: var(--volt-500);
}

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

@media (min-width: 900px) {
  .page-news .news-masthead__grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(268px, .78fr);
    align-items: end;
  }

  .page-news .news-lead {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
  }

  .page-news .news-lead__media img {
    height: 100%;
    aspect-ratio: auto;
    min-height: 280px;
  }

  .page-news .news-campus {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  }

  .page-news .news-sub {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: center;
  }
}

@media (min-width: 1040px) {
  .page-news .news-desk {
    grid-template-columns: 246px minmax(0, 1fr);
  }

  .page-news .news-rail {
    position: sticky;
    top: calc(var(--header-h, 104px) + 22px);
  }

  .page-news .news-group__list > .news-entry:nth-child(even) {
    margin-left: 26px;
  }
}

@media (min-width: 1180px) {
  .page-news .news-quarter {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .page-news .news-entry {
    padding: 18px 16px 16px;
  }

  .page-news .news-campus__facts {
    grid-template-columns: 1fr;
  }

  .page-news .news-pulse__list li {
    grid-template-columns: 1fr;
    gap: 3px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .news-entry,
  .page-news .news-quarter__item,
  .page-news .news-entry .disclosure__icon,
  .page-news .news-entry .disclosure__panel,
  .page-news .news-rail__item {
    transition: none;
  }

  .page-news .news-entry:hover,
  .page-news .news-quarter__item:hover {
    transform: none;
  }
}