.page-news {
  --pn-line: rgba(244, 240, 232, 0.14);
  --pn-line-soft: rgba(244, 240, 232, 0.07);
  --pn-dim: rgba(244, 240, 232, 0.62);
  --pn-ink-dim: rgba(11, 13, 15, 0.66);
  display: block;
  overflow-x: hidden;
  background: var(--carbon);
  color: var(--warm);
}

.page-news .breadcrumb {
  position: relative;
  z-index: 3;
  padding-block: 20px 6px;
}

/* ---------- 首屏 ---------- */
.page-news .news-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: 22px 48px;
  background:
    radial-gradient(115% 95% at 96% -6%, rgba(200, 16, 46, 0.32), transparent 58%),
    radial-gradient(90% 80% at -6% 108%, rgba(46, 111, 219, 0.16), transparent 60%),
    var(--carbon);
}

.page-news .news-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -34%;
  right: -20%;
  width: 68%;
  height: 172%;
  background: linear-gradient(158deg, rgba(138, 30, 45, 0.92), rgba(11, 13, 15, 0.06) 76%);
  clip-path: polygon(34% 0, 100% 0, 66% 100%, 0 100%);
  opacity: 0.5;
  pointer-events: none;
}

.page-news .news-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, var(--pn-line-soft) 0 1px, transparent 1px 48px),
    repeating-linear-gradient(90deg, var(--pn-line-soft) 0 1px, transparent 1px 48px);
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 74%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.9), transparent 74%);
  pointer-events: none;
}

.page-news .news-hero__grid {
  display: grid;
  gap: 32px;
  position: relative;
}

.page-news .news-hero__title {
  margin: 14px 0 0;
  font-size: clamp(30px, 7.6vw, 52px);
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--warm);
}

.page-news .news-hero__lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--pn-dim);
}

.page-news .news-hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 34px;
  margin: 28px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--pn-line);
  list-style: none;
}

.page-news .news-fact {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-news .news-fact__num {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.page-news .news-fact:nth-child(1) .news-fact__num { color: var(--volt); }
.page-news .news-fact:nth-child(2) .news-fact__num { color: var(--blue); }
.page-news .news-fact:nth-child(3) .news-fact__num { color: var(--warm); }

.page-news .news-fact__label {
  font-size: 13px;
  color: var(--pn-dim);
}

.page-news .news-hero__figure {
  margin: 0;
}

.page-news .news-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 5%, 100% 0, 100% 95%, 0 100%);
}

.page-news .news-hero__figure figcaption {
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(244, 240, 232, 0.48);
}

/* ---------- 笔记流 ---------- */
.page-news .news-stream {
  padding-block: 54px 66px;
  background: var(--carbon-soft);
  border-top: 1px solid var(--pn-line-soft);
}

.page-news .news-stream__top {
  display: grid;
  gap: 28px;
  margin-bottom: 34px;
}

.page-news .news-stream__head h2,
.page-news .news-turning__head h2,
.page-news .news-archive__head h2,
.page-news .news-cta__copy h2 {
  margin: 10px 0 12px;
  font-size: clamp(24px, 5.2vw, 34px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.16;
}

.page-news .news-stream__head p {
  margin: 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pn-dim);
}

.page-news .news-stream__figure {
  margin: 0;
}

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

.page-news .tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 26px;
  padding: 0 0 16px;
  border-bottom: 1px solid var(--pn-line);
}

.page-news .tabs__tab {
  appearance: none;
  -webkit-appearance: none;
  border: 1px solid var(--pn-line);
  border-radius: 2px;
  background: transparent;
  color: var(--pn-dim);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  padding: 9px 16px;
  cursor: pointer;
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.page-news .tabs__tab:hover {
  color: var(--warm);
  border-color: rgba(244, 240, 232, 0.32);
}

.page-news .tabs__tab[aria-selected="true"] {
  background: var(--red);
  border-color: var(--red);
  color: var(--warm);
}

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

.page-news .tabs__panel {
  display: block;
}

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

.page-news .tabs__panel:focus-visible {
  outline: 2px solid var(--volt);
  outline-offset: 6px;
}

.page-news .note-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: pn-note;
}

.page-news .note-list::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 14px;
  bottom: 14px;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--pn-line) 6%, var(--pn-line) 94%, transparent);
  pointer-events: none;
}

.page-news .note {
  position: relative;
  padding: 22px 0 24px 40px;
}

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

.page-news .note::before {
  content: "";
  position: absolute;
  left: 0;
  top: 30px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--carbon-soft);
  border: 2px solid var(--moss);
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.page-news .note:hover::before {
  border-color: var(--volt);
  box-shadow: 0 0 0 5px rgba(182, 255, 59, 0.1);
  transform: scale(1.12);
}

.page-news .note__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.page-news .note__min {
  color: var(--volt);
}

.page-news .note__round {
  color: var(--pn-dim);
}

.page-news .note__dot-sep {
  display: inline-block;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--stone);
}

.page-news .note__title {
  margin: 10px 0 9px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--warm);
}

.page-news .note__text {
  margin: 0;
  max-width: 68ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pn-dim);
}

.page-news .note__foot {
  margin: 13px 0 0;
  font-size: 12px;
  letter-spacing: 0.03em;
  line-height: 1.6;
  color: rgba(244, 240, 232, 0.42);
}

/* ---------- 分钟轴 ---------- */
.page-news .news-turning {
  position: relative;
  padding-block: 56px 64px;
  background: linear-gradient(138deg, var(--red-deep) 0%, #4a1119 44%, var(--carbon) 100%);
  border-top: 1px solid rgba(244, 240, 232, 0.1);
  border-bottom: 1px solid rgba(244, 240, 232, 0.1);
}

.page-news .news-turning__head {
  max-width: 62ch;
  margin-bottom: 34px;
}

.page-news .news-turning__head h2 {
  color: var(--warm);
}

.page-news .news-turning__head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(244, 240, 232, 0.74);
}

.page-news .news-turning__figure {
  margin: 0 0 34px;
  padding: 24px 18px 16px;
  background: rgba(11, 13, 15, 0.42);
  border: 1px solid rgba(244, 240, 232, 0.1);
  border-radius: 2px;
}

.page-news .pulse {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.page-news .pulse__tick {
  stroke: rgba(244, 240, 232, 0.18);
  stroke-width: 1;
}

.page-news .pulse__tick-label {
  fill: rgba(244, 240, 232, 0.52);
  font-family: var(--font-mono);
  font-size: 12px;
}

.page-news .pulse__stem {
  stroke: var(--volt);
  stroke-width: 1.5;
  opacity: 0.5;
}

.page-news .pulse__node {
  fill: var(--carbon);
  stroke: var(--volt);
  stroke-width: 2.5;
  transform-box: fill-box;
  transform-origin: center;
}

.page-news .pulse__node--red {
  stroke: var(--red);
}

.page-news .pulse__caption {
  margin: 16px 0 0;
  font-size: 13px;
  line-height: 1.75;
  color: rgba(244, 240, 232, 0.56);
}

.page-news .turning-legend {
  display: grid;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-news .turning-legend__item {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid rgba(244, 240, 232, 0.12);
}

.page-news .turning-legend__key {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--volt);
  padding-top: 3px;
}

.page-news .turning-legend__item strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--warm);
}

.page-news .turning-legend__item p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.8;
  color: rgba(244, 240, 232, 0.66);
}

/* ---------- 赛季归档（暖白区） ---------- */
.page-news .news-archive {
  padding-block: 56px 66px;
  background: var(--warm);
  color: var(--carbon);
}

.page-news .news-archive__head {
  max-width: 64ch;
  margin-bottom: 30px;
}

.page-news .news-archive__head h2 {
  color: var(--carbon);
}

.page-news .news-archive__head p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pn-ink-dim);
}

.page-news .news-archive__figure {
  margin: 0 0 34px;
}

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

.page-news .season-fold {
  border-top: 1px solid rgba(11, 13, 15, 0.16);
}

.page-news .season-fold:last-of-type {
  border-bottom: 1px solid rgba(11, 13, 15, 0.16);
}

.page-news .season-fold__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 700;
  color: var(--carbon);
}

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

.page-news .season-fold__head::after {
  content: "+";
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--red);
}

.page-news .season-fold[open] .season-fold__head::after {
  content: "−";
}

.page-news .season-fold__head:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

.page-news .season-fold__idx {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--moss);
}

.page-news .season-fold__count {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.03em;
  color: rgba(11, 13, 15, 0.5);
}

.page-news .season-fold__body {
  padding: 2px 0 22px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(11, 13, 15, 0.72);
}

.page-news .season-fold__body p {
  margin: 0;
  max-width: 70ch;
}

.page-news .season-fold__links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.page-news .season-fold__links a {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid rgba(11, 13, 15, 0.22);
  border-radius: 2px;
  font-size: 13px;
  color: var(--carbon);
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-news .season-fold__links a:hover {
  background: var(--carbon);
  border-color: var(--carbon);
  color: var(--warm);
}

.page-news .season-fold__links a:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

/* ---------- 纠错入口 ---------- */
.page-news .news-cta {
  padding-block: 52px 62px;
  background: var(--carbon);
  border-top: 1px solid var(--pn-line-soft);
}

.page-news .news-cta__inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.page-news .news-cta__copy h2 {
  color: var(--warm);
}

.page-news .news-cta__copy p {
  margin: 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--pn-dim);
}

.page-news .news-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-news .note__title {
    font-size: 21px;
  }
}

@media (min-width: 820px) {
  .page-news .news-cta__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
  }

  .page-news .turning-legend {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px 36px;
  }
}

@media (min-width: 960px) {
  .page-news .news-hero {
    padding-block: 30px 64px;
  }

  .page-news .news-hero__grid {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
    gap: 52px;
  }

  .page-news .news-stream__top {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: 44px;
  }

  .page-news .note {
    padding: 26px 0 28px 56px;
  }

  .page-news .note::before {
    top: 34px;
  }

  .page-news .note-list::before {
    left: 6px;
  }

  .page-news .turning-legend {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-news .news-turning__figure {
    padding: 32px 32px 20px;
  }
}

@media (min-width: 1200px) {
  .page-news .news-hero__grid {
    gap: 64px;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .page-news .pulse__node {
    animation: pn-pulse 3.4s ease-in-out infinite;
  }

  .page-news .pulse__nodes circle:nth-of-type(2) {
    animation-delay: 0.6s;
  }

  .page-news .pulse__nodes circle:nth-of-type(3) {
    animation-delay: 1.2s;
  }

  .page-news .pulse__nodes circle:nth-of-type(4) {
    animation-delay: 1.8s;
  }
}

@keyframes pn-pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.45;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-news .note::before,
  .page-news .tabs__tab,
  .page-news .season-fold__links a {
    transition: none;
  }
}