.page-news {
  --pnews-card-bg: rgba(11, 35, 66, 0.78);
  --pnews-solid-bg: #0B2342;
  --pnews-border: rgba(57, 255, 136, 0.22);
  --pnews-muted: #A0B8D0;
  --pnews-blue: #123B6E;
  --pnews-green-dim: #00E5A8;
  background: var(--deep-blue);
  color: var(--light-text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== 首屏 ===== */
.page-news__hero {
  position: relative;
  overflow: hidden;
  padding: 2rem 0 3.5rem;
  background:
    radial-gradient(ellipse 80% 55% at 85% -5%, rgba(0, 229, 168, 0.16), transparent),
    linear-gradient(145deg, #0A1E3F 0%, #123B6E 100%);
}

.page-news__hero::after {
  content: "";
  position: absolute;
  right: -12%;
  top: -20%;
  width: 460px;
  height: 460px;
  border: 1px solid rgba(57, 255, 136, 0.14);
  border-radius: 50%;
  transform: rotate(18deg);
  pointer-events: none;
}

.page-news__hero-inner {
  display: grid;
  gap: 2.5rem;
  position: relative;
  z-index: 2;
}

.page-news__hero-copy {
  max-width: 660px;
}

.page-news .breadcrumb {
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

.page-news__eyebrow {
  color: var(--neon-green);
  font-family: var(--mono-font);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.page-news__h1 {
  font-family: var(--heading-font);
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 0.9rem;
  color: var(--light-text);
  letter-spacing: -0.01em;
}

.page-news__hero-lead {
  color: var(--muted-text);
  line-height: 1.75;
  font-size: 1rem;
  margin-bottom: 1.5rem;
  max-width: 56ch;
}

.page-news__hero-actions {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
}

.page-news__hero-board {
  position: relative;
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--border-line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  clip-path: polygon(0 0, 100% 4%, 100% 96%, 3% 100%);
}

.page-news__pitch {
  position: relative;
  height: 150px;
  margin-bottom: 1.5rem;
  border-radius: 50%;
  border: 2px solid rgba(57, 255, 136, 0.34);
  background:
    radial-gradient(circle at center, transparent 28%, rgba(57, 255, 136, 0.12) 30%, transparent 31%),
    rgba(10, 30, 63, 0.55);
  overflow: hidden;
}

.page-news__pitch-line {
  position: absolute;
  display: block;
}

.page-news__pitch-line--mid {
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(57, 255, 136, 0.3);
}

.page-news__pitch-line--box {
  top: 26%;
  left: 12%;
  right: 12%;
  bottom: 26%;
  border: 1px solid rgba(57, 255, 136, 0.3);
  background: none;
}

.page-news__pitch-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--neon-green);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 24px rgba(57, 255, 136, 0.7);
}

.page-news__hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.7rem;
}

.page-news__hero-stat {
  text-align: center;
  padding: 0.9rem 0.25rem 0.7rem;
  background: rgba(10, 30, 63, 0.65);
  border: 1px solid rgba(57, 255, 136, 0.12);
  border-radius: var(--radius);
}

.page-news__hero-stat .data-card__value {
  display: block;
  font-family: var(--mono-font);
  font-size: clamp(1.2rem, 2.4vw, 1.6rem);
  font-weight: 700;
  color: var(--neon-green);
  line-height: 1.2;
}

.page-news__hero-stat .data-card__label {
  display: block;
  font-size: 0.72rem;
  color: var(--muted-text);
  margin-top: 0.3rem;
}

/* ===== 频道栏 ===== */
.page-news__channel {
  padding: 1.2rem 0;
  background: rgba(18, 59, 110, 0.32);
  border-bottom: 1px solid rgba(57, 255, 136, 0.12);
}

.page-news__channel-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.7rem;
}

.page-news__channel-label {
  font-family: var(--mono-font);
  font-size: 0.78rem;
  color: var(--neon-green);
  letter-spacing: 0.08em;
  margin-right: 0.4rem;
}

.page-news__channel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ===== 通用区块 ===== */
.page-news__section {
  padding: 3.2rem 0;
}

.page-news__section-head {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-news__section-title-group {
  max-width: 46ch;
}

.page-news__section-code {
  font-family: var(--mono-font);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  color: var(--neon-green-dim);
  margin-bottom: 0.3rem;
  text-transform: uppercase;
}

.page-news__section-head .section-title {
  margin: 0 0 0.35rem;
}

.page-news__section-head .section-subtitle {
  margin: 0;
}

.page-news .tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  padding: 0.28rem 0.6rem;
  border-radius: 5px;
  background: rgba(57, 255, 136, 0.08);
  color: var(--neon-green);
  border: 1px solid rgba(57, 255, 136, 0.18);
  white-space: nowrap;
}

.page-news .tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--neon-green-dim);
  flex: 0 0 auto;
}

.page-news .tag--hot {
  background: rgba(255, 107, 44, 0.1);
  border-color: rgba(255, 107, 44, 0.3);
  color: #ffb394;
}

.page-news .tag--hot::before {
  background: var(--orange);
}

/* ===== 最新推荐 ===== */
.page-news__latest {
  background:
    linear-gradient(90deg, rgba(57, 255, 136, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(57, 255, 136, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
}

.page-news__editorial {
  display: grid;
  gap: 1.5rem;
}

.page-news__feature-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(150deg, rgba(18, 59, 110, 0.85), rgba(11, 35, 66, 0.96));
  border: 1px solid var(--border-line);
  border-radius: var(--radius);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
}

.page-news__feature-media {
  position: relative;
  overflow: hidden;
}

.page-news__feature-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(10, 30, 63, 0.96) 100%);
  pointer-events: none;
}

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

.page-news__feature-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
}

.page-news__feature-body {
  padding: 1.5rem;
  position: relative;
  z-index: 1;
}

.page-news__meta-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.page-news__meta-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.page-news__meta-dot--green {
  background: var(--neon-green);
  box-shadow: 0 0 10px rgba(57, 255, 136, 0.6);
}

.page-news__readtime {
  font-family: var(--mono-font);
  font-size: 0.72rem;
  color: var(--muted-text);
  margin-left: auto;
  white-space: nowrap;
}

.page-news__feature-title {
  font-family: var(--heading-font);
  font-size: clamp(1.35rem, 2.2vw, 1.9rem);
  line-height: 1.32;
  margin: 0 0 0.7rem;
}

.page-news__feature-excerpt {
  color: var(--muted-text);
  line-height: 1.75;
  font-size: 0.94rem;
  margin-bottom: 1.2rem;
}

.page-news__feature-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--muted-text);
  border-top: 1px solid rgba(160, 184, 208, 0.16);
  padding-top: 0.85rem;
  flex-wrap: wrap;
}

.page-news__side-list {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-news__mini-card {
  position: relative;
  padding: 1.2rem 1.25rem;
  background: rgba(18, 59, 110, 0.55);
  border: 1px solid rgba(57, 255, 136, 0.14);
  border-left: 3px solid var(--neon-green);
  border-radius: var(--radius);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.page-news__mini-card:hover {
  transform: translateY(-3px);
  border-left-color: var(--orange);
}

.page-news__mini-tags {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.page-news__mini-title {
  font-family: var(--heading-font);
  font-size: 1.05rem;
  line-height: 1.4;
  margin: 0 0 0.45rem;
}

.page-news__mini-excerpt {
  font-size: 0.88rem;
  color: var(--muted-text);
  line-height: 1.65;
  margin-bottom: 0.4rem;
}

/* ===== 热门专题 ===== */
.page-news__topics {
  background: linear-gradient(180deg, rgba(18, 59, 110, 0.2), transparent);
}

.page-news__topics-grid {
  display: grid;
  gap: 1.25rem;
}

.page-news__topic-card {
  display: flex;
  flex-direction: column;
  background: var(--pnews-card-bg);
  border: 1px solid var(--pnews-border);
  border-radius: var(--radius);
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%);
  transition: transform var(--transition-slow), box-shadow var(--transition-fast);
}

.page-news__topic-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.page-news__topic-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

.page-news__topic-media--empty {
  aspect-ratio: 3 / 2;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(45deg, rgba(57, 255, 136, 0.05) 0 12px, rgba(10, 30, 63, 0.45) 12px 24px),
    linear-gradient(135deg, #0A1E3F 0%, #123B6E 100%);
  border-bottom: 1px solid rgba(57, 255, 136, 0.15);
}

.page-news__topic-empty-label {
  font-family: var(--mono-font);
  font-size: 0.78rem;
  color: rgba(57, 255, 136, 0.55);
  background: rgba(10, 30, 63, 0.8);
  padding: 0.5rem 0.9rem;
  border-radius: 5px;
  letter-spacing: 0.04em;
}

.page-news__topic-content {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  flex: 1;
}

.page-news__topic-content--full {
  justify-content: space-between;
}

.page-news__topic-tags {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.page-news__topic-round {
  font-family: var(--mono-font);
  font-size: 0.7rem;
  color: var(--muted-text);
  background: rgba(255, 107, 44, 0.1);
  border: 1px solid rgba(255, 107, 44, 0.2);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.page-news__topic-title {
  font-family: var(--heading-font);
  font-size: 1.2rem;
  line-height: 1.36;
  margin: 0;
}

.page-news__topic-desc {
  color: var(--muted-text);
  font-size: 0.88rem;
  line-height: 1.68;
  margin: 0;
}

.page-news__topic-data {
  display: grid;
  gap: 0.5rem;
  margin-top: auto;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(160, 184, 208, 0.15);
}

.page-news__topic-data span {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.page-news__topic-data i {
  font-style: normal;
  color: var(--muted-text);
}

.page-news__topic-data b {
  font-family: var(--mono-font);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--neon-green);
}

/* ===== 下区：教程 + 每日动态 ===== */
.page-news__lower {
  background: rgba(18, 59, 110, 0.18);
  border-top: 1px solid rgba(57, 255, 136, 0.08);
  border-bottom: 1px solid rgba(57, 255, 136, 0.08);
}

.page-news__lower-grid {
  display: grid;
  gap: 1.5rem;
}

.page-news__tutorial {
  background: var(--pnews-solid-bg);
  border: 1px solid var(--border-line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-news__tutorial-media {
  position: relative;
}

.page-news__tutorial-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(11, 35, 66, 0.96) 100%);
  pointer-events: none;
}

.page-news__tutorial-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 16 / 10;
}

.page-news__tutorial-body {
  padding: 1.5rem;
}

.page-news__tutorial-title {
  font-family: var(--heading-font);
  font-size: 1.3rem;
  line-height: 1.38;
  margin: 0.6rem 0 1.1rem;
}

.page-news__steps {
  list-style: none;
  margin: 0 0 1.2rem;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.page-news__step {
  display: flex;
  gap: 0.9rem;
  padding: 0.85rem;
  background: rgba(10, 30, 63, 0.6);
  border: 1px solid rgba(57, 255, 136, 0.12);
  border-radius: var(--radius);
  align-items: flex-start;
}

.page-news__step-num {
  font-family: var(--mono-font);
  font-size: 1rem;
  font-weight: 700;
  color: var(--neon-green);
  background: rgba(57, 255, 136, 0.1);
  padding: 0.18rem 0.45rem;
  border-radius: 5px;
  line-height: 1.4;
  flex: 0 0 auto;
}

.page-news__step-copy h4 {
  font-size: 0.95rem;
  margin: 0 0 0.2rem;
}

.page-news__step-copy p {
  font-size: 0.84rem;
  color: var(--muted-text);
  line-height: 1.6;
  margin: 0;
}

.page-news__tutorial-actions {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
}

/* ===== 每日动态 ===== */
.page-news__daily {
  background: rgba(10, 30, 63, 0.68);
  border: 1px solid rgba(255, 107, 44, 0.22);
  border-radius: var(--radius);
  overflow: hidden;
  backdrop-filter: blur(8px);
  align-self: start;
}

.page-news__daily-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 1.25rem 0;
}

.page-news__daily-title {
  font-family: var(--heading-font);
  font-size: 1.3rem;
  margin: 0.25rem 0 0;
}

.page-news__daily-media {
  margin: 1.25rem;
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.page-news__daily-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, transparent 55%, rgba(10, 30, 63, 0.55) 100%);
  pointer-events: none;
}

.page-news__daily-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.page-news__timeline {
  list-style: none;
  margin: 0;
  padding: 0 1.25rem 1.1rem;
  display: grid;
  gap: 0.25rem;
}

.page-news__timeline-item {
  position: relative;
  padding: 0 0 1rem 1.35rem;
  border-left: 1px solid rgba(57, 255, 136, 0.2);
}

.page-news__timeline-item:last-child {
  border-left-color: transparent;
}

.page-news__timeline-dot {
  position: absolute;
  left: -5px;
  top: 3px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.page-news__timeline-dot--orange {
  background: var(--orange);
  box-shadow: 0 0 12px rgba(255, 107, 44, 0.7);
}

.page-news__timeline-dot--green {
  background: var(--neon-green);
  box-shadow: 0 0 12px rgba(57, 255, 136, 0.7);
}

.page-news__timeline-dot--blue {
  background: var(--neon-green-dim);
  box-shadow: 0 0 12px rgba(0, 229, 168, 0.7);
}

.page-news__timeline-time {
  font-family: var(--mono-font);
  font-size: 0.74rem;
  color: var(--neon-green);
  letter-spacing: 0.06em;
}

.page-news__timeline-content h4 {
  font-size: 1rem;
  margin: 0.2rem 0 0.25rem;
}

.page-news__timeline-content p {
  font-size: 0.84rem;
  color: var(--muted-text);
  line-height: 1.6;
  margin-bottom: 0.4rem;
}

.page-news__daily-btn {
  margin: 0 1.25rem 1.25rem;
  width: calc(100% - 2.5rem);
}

/* ===== 结语 ===== */
.page-news__closing {
  background: linear-gradient(135deg, rgba(18, 59, 110, 0.92), rgba(10, 30, 63, 0.99));
  border-top: 1px solid rgba(57, 255, 136, 0.18);
  clip-path: polygon(0 3%, 100% 0, 100% 100%, 0 100%);
  padding: 4rem 0 3.4rem;
  margin-top: 1.2rem;
}

.page-news__closing-inner {
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
  align-items: flex-start;
}

.page-news__closing-copy {
  max-width: 580px;
}

.page-news__closing-title {
  font-family: var(--heading-font);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.25;
  margin: 0 0 0.5rem;
}

.page-news__closing-desc {
  color: var(--muted-text);
  line-height: 1.7;
  margin: 0;
}

.page-news__closing-actions {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

/* ===== 响应式 ===== */
@media (min-width: 700px) {
  .page-news__section {
    padding: 4rem 0;
  }

  .page-news__section-head {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }

  .page-news__topics-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .page-news__topic-card:last-child {
    grid-column: span 2;
  }

  .page-news__topic-card:last-child .page-news__topic-content--full {
    flex-direction: row;
    align-items: center;
    gap: 1.2rem;
  }

  .page-news__topic-card:last-child .page-news__topic-data {
    min-width: 260px;
    margin-top: 0;
  }

  .page-news__closing-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (min-width: 900px) {
  .page-news__hero-inner {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    min-height: 440px;
  }

  .page-news__editorial {
    grid-template-columns: 1.35fr 0.8fr;
    align-items: stretch;
  }

  .page-news__lower-grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
  }
}

@media (min-width: 1080px) {
  .page-news__topics-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .page-news__topic-card:last-child {
    grid-column: auto;
  }

  .page-news__topic-card:last-child .page-news__topic-content--full {
    flex-direction: column;
    align-items: stretch;
  }

  .page-news__topic-card:last-child .page-news__topic-data {
    min-width: 0;
    margin-top: auto;
  }
}