/* ===== 内容笔记 /notes/ 页面专属样式 ===== */
.page-news {
  --news-soft: rgba(53, 224, 208, .08);
  --news-soft-strong: rgba(53, 224, 208, .16);
  background: var(--void);
  color: var(--star);
}

/* ---- 面包屑 ---- */
.page-news .news-crumbs {
  padding-top: clamp(18px, 3vw, 32px);
  padding-bottom: 2px;
}

/* ---- 刊头 ---- */
.page-news .news-masthead {
  padding: clamp(18px, 4vw, 48px) 0 0;
}

.page-news .news-masthead__inner {
  position: relative;
  padding-bottom: clamp(26px, 4vw, 44px);
  border-bottom: 1px solid var(--line);
}

.page-news .news-masthead__inner::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: min(300px, 58%);
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--pink) 62%, transparent);
}

.page-news .news-masthead h1 {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(32px, 6vw, 62px);
  line-height: 1.08;
  letter-spacing: -.012em;
  color: var(--star);
  margin: 14px 0 20px;
  max-width: 20ch;
}

.page-news .news-masthead .lede {
  max-width: 60ch;
  color: var(--slate);
}

.page-news .news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 30px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--slate);
}

.page-news .news-meta li {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}

.page-news .news-meta .mono {
  font-size: 17px;
  color: var(--cyan);
  letter-spacing: .02em;
}

.page-news .news-masthead__band {
  position: relative;
  margin-top: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--deep-blue);
}

.page-news .news-masthead__band img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 520;
  object-fit: cover;
}

.page-news .news-masthead__band::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(244, 246, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 246, 255, .05) 1px, transparent 1px);
  background-size: 64px 64px;
}

/* ---- 章节骨架 ---- */
.page-news .section {
  padding-top: clamp(48px, 8vw, 92px);
}

.page-news .sec-head {
  align-items: flex-start;
  gap: 16px;
  margin-bottom: clamp(22px, 3vw, 36px);
}

.page-news .sec-num {
  font-family: var(--font-mono);
  font-weight: 200;
  font-size: clamp(30px, 5vw, 46px);
  line-height: .9;
  letter-spacing: -.02em;
  color: var(--core);
}

.page-news .sec-head__text h2 {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(24px, 3.4vw, 34px);
  line-height: 1.16;
  letter-spacing: -.005em;
  color: var(--star);
  margin: 0 0 8px;
}

.page-news .sec-head__text p {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate);
}

/* ---- 通用行内链接 ---- */
.page-news .news-inline-link {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, .45);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}

.page-news .news-inline-link:hover {
  border-bottom-color: var(--cyan);
}

.page-news .news-inline-link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---- 01 本期速览 ---- */
.page-news .flash-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-news .flash-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--deep-blue);
}

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

.page-news .flash-item__dot {
  flex: none;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(53, 224, 208, .8);
}

.page-news .flash-item__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.36;
  color: var(--star);
}

.page-news .flash-item__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--slate);
}

/* ---- 02 分类与条目流 ---- */
.page-news .news-tabs {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 4vw, 40px);
}

.page-news .news-tabs__label {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--slate);
}

.page-news .news-tabs__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-news .news-tabs__list::-webkit-scrollbar {
  height: 4px;
}

.page-news .news-tabs__list::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 999px;
}

.page-news .tabs__btn {
  appearance: none;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: .03em;
  color: var(--slate);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 9px 16px;
  cursor: pointer;
  white-space: nowrap;
  transition: color .2s var(--ease), border-color .2s var(--ease), background-color .2s var(--ease);
}

.page-news .tabs__btn:hover {
  color: var(--star);
  border-color: var(--line-strong);
}

.page-news .tabs__btn[aria-selected="true"] {
  color: var(--cyan);
  border-color: var(--cyan);
  background: var(--news-soft);
}

.page-news .tabs__btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

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

.page-news .tabs__panel[hidden] {
  display: none;
}

.page-news .note-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-news .note-item {
  position: relative;
  padding: 22px 0 24px 22px;
  border-bottom: 1px solid var(--line);
}

.page-news .note-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  bottom: 26px;
  width: 1px;
  background: var(--line-strong);
  transition: background-color .2s var(--ease), box-shadow .2s var(--ease);
}

.page-news .note-item:hover::before,
.page-news .note-item:focus-within::before {
  background: var(--cyan);
  box-shadow: 0 0 14px rgba(53, 224, 208, .7);
}

.page-news .note-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
  margin-bottom: 10px;
}

.page-news .note-item__num {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--core);
}

.page-news .note-item__time {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--slate);
}

.page-news .note-item__title {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.36;
  color: var(--star);
}

.page-news .note-item__text {
  margin: 0;
  max-width: 66ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

/* ---- 03 专题深读 ---- */
.page-news .series-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 3vw, 32px);
}

.page-news .series-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--deep-blue);
  transition: border-color .24s var(--ease);
}

.page-news .series-card:hover {
  border-color: rgba(53, 224, 208, .5);
}

.page-news .series-card__figure {
  margin: 0;
  background: var(--void);
}

.page-news .series-card__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 800 / 450;
  object-fit: cover;
}

.page-news .series-card__body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
  padding: clamp(20px, 3vw, 30px);
}

.page-news .series-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(19px, 2.2vw, 23px);
  line-height: 1.3;
  color: var(--star);
}

.page-news .series-card__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--slate);
}

.page-news .series-card__link {
  margin-top: auto;
  align-self: flex-start;
  padding-top: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, .4);
  transition: border-color .2s var(--ease);
}

.page-news .series-card__link:hover {
  border-bottom-color: var(--cyan);
}

.page-news .series-card__link:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

/* ---- 04 渠道伙伴的内容通道 ---- */
.page-news .news-pitch {
  padding-bottom: clamp(56px, 8vw, 110px);
}

.page-news .pitch-card {
  display: grid;
  grid-template-columns: 1fr;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--deep-blue);
}

.page-news .pitch-card__body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  padding: clamp(24px, 4vw, 48px);
}

.page-news .pitch-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.28;
  color: var(--star);
}

.page-news .pitch-card__text {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate);
}

.page-news .pitch-card__text .mono {
  color: var(--star);
  word-break: break-all;
}

.page-news .pitch-card__cta {
  margin-top: 6px;
}

.page-news .pitch-card__figure {
  margin: 0;
  background: var(--void);
}

.page-news .pitch-card__figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 400;
  object-fit: cover;
}

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

@media (min-width: 820px) {
  .page-news .series-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 860px) {
  .page-news .pitch-card {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  }
}

@media (min-width: 900px) {
  .page-news .news-tabs {
    grid-template-columns: 216px minmax(0, 1fr);
    gap: clamp(32px, 5vw, 64px);
    align-items: start;
  }

  .page-news .news-tabs__aside {
    position: sticky;
    top: calc(var(--tick-h) + 28px);
  }

  .page-news .news-tabs__list {
    flex-direction: column;
    gap: 2px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-news .tabs__btn {
    width: 100%;
    text-align: left;
    border: 0;
    border-left: 2px solid var(--line);
    border-radius: 0;
    padding: 12px 12px 12px 16px;
    font-size: 16px;
  }

  .page-news .tabs__btn[aria-selected="true"] {
    border-color: transparent;
    border-left-color: var(--cyan);
    background: linear-gradient(90deg, var(--news-soft-strong), rgba(53, 224, 208, 0));
  }

  .page-news .note-item {
    padding-left: 30px;
  }

  .page-news .note-item::before {
    top: 30px;
    bottom: 30px;
  }
}

@media (min-width: 1120px) {
  .page-news .news-masthead h1 {
    max-width: 22ch;
  }
}

/* ---- 减少动效 ---- */
@media (prefers-reduced-motion: reduce) {
  .page-news .tabs__btn,
  .page-news .note-item::before,
  .page-news .series-card,
  .page-news .series-card__link,
  .page-news .news-inline-link {
    transition: none;
  }
}