.page-home {
  --home-bd: 3px solid var(--ink-900);
  --home-line-light: 2px solid rgba(244, 247, 251, 0.22);
  background: var(--snow);
  color: var(--graphite);
  display: block;
}

/* ---------- 面包屑 ---------- */
.page-home .home-crumb {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 1.15rem var(--gutter) 0.35rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--rock);
}

.page-home .home-crumb span[aria-hidden="true"] {
  color: var(--mist);
}

/* ---------- 章节索引 ---------- */
.page-home .home-toc {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0.35rem var(--gutter) 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-home .home-toc::-webkit-scrollbar {
  display: none;
}

.page-home .home-toc-title {
  flex: none;
  margin-right: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--rock);
}

.page-home .home-toc-link {
  flex: none;
  padding: 0.32rem 0.72rem;
  border: 2px solid var(--ink-900);
  background: transparent;
  color: var(--ink-800);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-home .home-toc-link:hover,
.page-home .home-toc-link:focus-visible {
  background: var(--ink-900);
  color: var(--snow);
}

.page-home .home-toc-link[aria-current="true"] {
  background: var(--signal);
  border-color: var(--ink-900);
  color: var(--ink-950);
}

/* ---------- 首屏 ---------- */
.page-home .hero-strip {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--snow);
  border-top: var(--home-bd);
  border-bottom: var(--home-bd);
}

.page-home .hero-copy {
  position: relative;
  overflow: hidden;
  background: var(--ink-800);
  color: var(--snow);
  padding: clamp(2.4rem, 7vw, 4.5rem) var(--gutter) clamp(2.4rem, 7vw, 4.25rem);
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
  justify-content: center;
}

.page-home .hero-copy > *:not(.hero-bg) {
  position: relative;
  z-index: 1;
}

.page-home .hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  filter: saturate(0.65) brightness(0.75);
  pointer-events: none;
  z-index: 0;
}

.page-home .hero-copy .eyebrow {
  margin: 0;
}

.page-home .hero-copy h1 {
  margin: 0;
  font-size: clamp(2.05rem, 7.2vw, 4.1rem);
  line-height: 1.05;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--snow);
}

.page-home .hero-lede {
  margin: 0;
  max-width: 34ch;
  font-size: clamp(0.98rem, 2.6vw, 1.12rem);
  line-height: 1.75;
  color: rgba(244, 247, 251, 0.82);
}

.page-home .hero-steps {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
  border-top: var(--home-line-light);
}

.page-home .hero-steps li {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.8rem;
  padding: 0.85rem 0;
  border-bottom: var(--home-line-light);
  font-size: 0.94rem;
  line-height: 1.65;
  color: rgba(244, 247, 251, 0.86);
}

.page-home .hero-steps .step-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--signal);
  padding-top: 0.22rem;
}

.page-home .hero-steps strong {
  display: block;
  margin-bottom: 0.15rem;
  color: var(--snow);
  font-size: 0.98rem;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 0.4rem;
}

.page-home .hero-visual {
  position: relative;
  padding: clamp(1.8rem, 5.5vw, 3.4rem) var(--gutter);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.1rem;
}

.page-home .hero-meta {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--rock);
}

.page-home .hero-meta .data {
  color: var(--ink-800);
}

.page-home .hero-meta-txt {
  font-family: var(--font-sans);
  font-weight: 500;
  letter-spacing: 0;
  color: var(--rock);
}

@media (min-width: 900px) {
  .page-home .hero-strip {
    grid-template-columns: 62fr 38fr;
    align-items: stretch;
  }

  .page-home .hero-copy {
    clip-path: polygon(0 0, 100% 0, calc(100% - 5rem) 100%, 0 100%);
    padding-right: clamp(4rem, 7vw, 6.5rem);
  }

  .page-home .hero-copy h1 {
    font-size: clamp(2.8rem, 5vw, 4.6rem);
  }

  .page-home .hero-visual {
    padding-left: clamp(1.5rem, 3vw, 2.75rem);
  }
}

/* ---------- 双端对照 ---------- */
.page-home .dual-canvas {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.4rem;
}

.page-home .dual-lead h2 {
  margin: 0.6rem 0 0.9rem;
}

.page-home .dual-main {
  display: grid;
  gap: 1.4rem;
}

.page-home .dual-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.page-home .dual-card {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1.45rem 1.4rem 1.7rem;
  border: var(--home-bd);
  background: var(--snow);
  box-shadow: var(--shadow-hard);
}

.page-home .dual-card--pc {
  background: var(--ink-800);
  color: var(--snow);
  box-shadow: 6px 6px 0 var(--signal);
}

.page-home .dual-card .data {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--rock);
}

.page-home .dual-card--pc .data {
  color: var(--signal);
}

.page-home .dual-card h3 {
  margin: 0;
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-home .dual-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
  font-size: 0.94rem;
  line-height: 1.7;
}

.page-home .dual-list li {
  display: grid;
  grid-template-columns: 0.85rem 1fr;
  gap: 0.65rem;
}

.page-home .dual-list li::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  margin-top: 0.62rem;
  background: var(--signal);
}

.page-home .dual-card--pc .dual-list {
  color: rgba(244, 247, 251, 0.82);
}

@media (min-width: 640px) {
  .page-home .dual-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1000px) {
  .page-home .dual-canvas {
    grid-template-columns: minmax(0, 26fr) minmax(0, 74fr);
    gap: clamp(2rem, 4vw, 4rem);
    align-items: start;
  }

  .page-home .dual-grid {
    margin-top: 0.5rem;
  }
}

/* ---------- 换设备 ---------- */
.page-home .relogin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.4rem;
}

.page-home .relogin-lead h2 {
  margin: 0.6rem 0 0.9rem;
}

.page-home .relogin-lead .prose + .prose {
  margin-top: 0.9rem;
}

.page-home .relogin-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--home-bd);
}

.page-home .relogin-steps li {
  display: grid;
  grid-template-columns: 2.6rem 1fr;
  gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 2px solid var(--mist);
}

.page-home .relogin-steps .step-num {
  padding-top: 0.2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--pulse);
}

.page-home .relogin-steps strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1.02rem;
  font-weight: 700;
}

.page-home .relogin-steps p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.72;
  color: var(--rock);
}

@media (min-width: 1000px) {
  .page-home .relogin-grid {
    grid-template-columns: minmax(0, 42fr) minmax(0, 58fr);
    gap: clamp(2rem, 5vw, 5rem);
  }
}

/* ---------- 今日转会 ---------- */
.page-home .today-banner {
  margin-top: 2rem;
}

.page-home .news-stream {
  margin-top: 2rem;
  border-top: var(--home-line-light);
}

.page-home .news-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.45rem;
  padding: 1.2rem 0 1.2rem 1.1rem;
  border-bottom: var(--home-line-light);
  border-left: 3px solid transparent;
  transition: border-left-color 0.22s var(--ease), transform 0.22s var(--ease);
}

.page-home .news-item:hover {
  border-left-color: var(--signal);
  transform: translateX(3px);
}

.page-home .news-time {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--pulse);
}

.page-home .news-title {
  margin: 0;
  font-size: 1.04rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--snow);
}

.page-home .news-body {
  margin: 0;
  font-size: 0.91rem;
  line-height: 1.7;
  color: rgba(244, 247, 251, 0.7);
}

.page-home .news-item .tag {
  justify-self: start;
  margin-top: 0.2rem;
}

.page-home .news-foot {
  margin-top: 2.2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.2rem 2rem;
}

.page-home .news-foot .prose {
  margin: 0;
  flex: 1 1 22rem;
  color: rgba(244, 247, 251, 0.78);
}

@media (min-width: 760px) {
  .page-home .news-item {
    grid-template-columns: 8.5rem minmax(0, 1fr);
    column-gap: 1.6rem;
    align-items: baseline;
  }

  .page-home .news-item .news-time {
    grid-column: 1;
    grid-row: 1;
  }

  .page-home .news-item .news-title {
    grid-column: 2;
    grid-row: 1;
  }

  .page-home .news-item .news-body {
    grid-column: 2;
    grid-row: 2;
  }

  .page-home .news-item .tag {
    grid-column: 2;
    grid-row: 3;
  }
}

/* ---------- 问题求助 ---------- */
.page-home .support-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.3rem;
  margin-top: 2rem;
}

.page-home .support-card {
  display: block;
  padding: 1.6rem 1.5rem 1.8rem;
  border: var(--home-bd);
  background: var(--snow);
  box-shadow: var(--shadow-hard);
  color: var(--graphite);
  text-decoration: none;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.page-home .support-card:hover,
.page-home .support-card:focus-visible {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--ink-900);
}

.page-home .support-card .data {
  margin: 0;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--rock);
}

.page-home .support-card h3 {
  margin: 0.55rem 0 0.6rem;
  font-size: 1.22rem;
  font-weight: 900;
}

.page-home .support-card p {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.72;
  color: var(--rock);
}

.page-home .support-go {
  display: inline-block;
  margin-top: 1.15rem;
  padding-bottom: 0.12rem;
  border-bottom: 2px solid var(--signal);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink-800);
}

.page-home .support-foot {
  margin-top: 2.4rem;
  padding-top: 1.4rem;
  border-top: 2px solid var(--mist);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 2rem;
}

.page-home .support-foot .prose {
  margin: 0;
  flex: 1 1 22rem;
}

@media (min-width: 760px) {
  .page-home .support-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ---------- 收尾横带 ---------- */
.page-home .closing-title {
  margin: 0.6rem 0 1.6rem;
  font-size: clamp(1.6rem, 4.4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.2;
  color: var(--snow);
}

.page-home .closing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.page-home .closing-point {
  margin: 0;
  padding: 1.05rem 0 1.05rem 1rem;
  border-left: 3px solid var(--signal);
  border-top: 2px solid rgba(244, 247, 251, 0.16);
  font-size: 0.98rem;
  line-height: 1.72;
  color: rgba(244, 247, 251, 0.86);
}

.page-home .closing-point .data {
  display: inline-block;
  margin-right: 0.6rem;
  color: var(--signal);
}

.page-home .closing-actions {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

@media (min-width: 760px) {
  .page-home .closing-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0 2.5rem;
  }
}

/* ---------- 小屏收口 ---------- */
@media (max-width: 479px) {
  .page-home .hero-actions .btn,
  .page-home .news-foot .btn,
  .page-home .closing-actions .btn {
    width: 100%;
    text-align: center;
  }

  .page-home .hero-steps li {
    grid-template-columns: 2rem 1fr;
    gap: 0.6rem;
  }
}