.page-home {
  background: var(--paper);
  color: var(--ink);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(22px, 5vw, 52px) 0 clamp(110px, 17vw, 190px);
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(46, 127, 143, .38) 0%, rgba(46, 127, 143, 0) 58%),
    linear-gradient(158deg, var(--deep-2) 0%, var(--deep) 42%, var(--blue) 100%);
  color: var(--paper);
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 6vw, 56px);
  position: relative;
  z-index: 1;
}

.page-home .hero-crumbs {
  margin-bottom: 18px;
}

.page-home .hero-crumbs .breadcrumb-current,
.page-home .hero-crumbs .breadcrumb-link {
  color: rgba(247, 248, 245, .72);
}

.page-home .hero-eyebrow {
  color: var(--sand);
}

.page-home .hero-main h1 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.95rem, 5.2vw, 3.4rem);
  line-height: 1.16;
  letter-spacing: -.02em;
  max-width: 15em;
}

.page-home .hero-lead {
  margin: 18px 0 0;
  max-width: 34em;
  font-size: clamp(.98rem, 1.6vw, 1.1rem);
  line-height: 1.85;
  color: rgba(247, 248, 245, .84);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.page-home .hero-actions .btn-quiet {
  color: var(--paper);
  border-color: rgba(247, 248, 245, .4);
}

.page-home .hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
  gap: 14px 18px;
  margin: 34px 0 0;
  padding: 20px 0 0;
  list-style: none;
  border-top: 1px solid rgba(247, 248, 245, .2);
}

.page-home .stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .stat-num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 3.4vw, 1.95rem);
  font-weight: 700;
  color: var(--amber);
  line-height: 1;
}

.page-home .stat-label {
  font-size: .8rem;
  letter-spacing: .04em;
  color: rgba(247, 248, 245, .72);
}

.page-home .hero-aside {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-top: 8px;
}

.page-home .hero-slab {
  position: absolute;
  inset: -14% -12% 22% 6%;
  border-radius: 48% 52% 40% 60% / 46% 40% 60% 54%;
  background: linear-gradient(140deg, rgba(232, 217, 191, .34), rgba(46, 127, 143, .3) 62%, rgba(20, 93, 160, 0));
  transform: rotate(-9deg);
  pointer-events: none;
}

.page-home .hero-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  transform: rotate(-2deg);
  box-shadow: 0 34px 60px -42px rgba(4, 18, 33, .95);
  border: 1px solid rgba(247, 248, 245, .18);
}

.page-home .hero-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.page-home .hero-plate {
  position: relative;
  align-self: flex-start;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 10px;
  padding: 14px 20px;
  border-radius: var(--radius-pill);
  background: var(--sand);
  color: var(--deep);
  box-shadow: 0 18px 30px -26px rgba(4, 18, 33, .9);
}

.page-home .plate-label {
  font-size: .74rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.page-home .plate-value {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--blue);
}

.page-home .plate-text {
  font-size: .82rem;
  color: var(--ink);
}

/* ---------- 入口卡 ---------- */
.page-home .entry-section {
  position: relative;
  z-index: 2;
  margin-top: clamp(-96px, -12vw, -140px);
  padding-bottom: clamp(40px, 7vw, 74px);
}

.page-home .entry-title {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-size: clamp(1.05rem, 2.2vw, 1.25rem);
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--paper);
}

.page-home .entry-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
}

.page-home .entry-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 22px 22px 20px;
  border-radius: var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: inherit;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}

.page-home .entry-card--lead {
  background: linear-gradient(160deg, var(--mist) 0%, #eef4f8 58%, var(--paper) 100%);
  border-color: rgba(20, 93, 160, .22);
}

.page-home .entry-card--quiet {
  background: linear-gradient(160deg, #fbf7ef 0%, var(--paper) 70%);
}

.page-home .entry-index {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .18em;
  color: var(--teal);
}

.page-home .entry-name {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--deep);
}

.page-home .entry-desc {
  margin: 0;
  font-size: .92rem;
  line-height: 1.75;
  color: #3f515c;
}

.page-home .entry-go {
  margin-top: 6px;
  font-size: .84rem;
  font-weight: 600;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.page-home .entry-go::after {
  content: "";
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--amber);
  transition: width .22s ease;
}

@media (hover: hover) {
  .page-home .entry-card:hover {
    transform: translateY(-4px);
    border-color: rgba(20, 93, 160, .34);
    box-shadow: 0 24px 44px -34px rgba(11, 42, 74, .8);
  }
  .page-home .entry-card:hover .entry-go::after {
    width: 30px;
  }
}

/* ---------- 近 12 个月更新 ---------- */
.page-home .updates {
  padding: clamp(48px, 8vw, 84px) 0;
  background: linear-gradient(180deg, var(--paper) 0%, #eef3f7 100%);
}

.page-home .updates-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 5vw, 46px);
}

.page-home .updates-main h2,
.page-home .release-copy h2,
.page-home .index-head h2,
.page-home .support-main h2 {
  margin: 10px 0 0;
  font-family: var(--font-head);
  font-size: clamp(1.45rem, 3.6vw, 2.05rem);
  line-height: 1.28;
  letter-spacing: -.01em;
  color: var(--deep);
}

.page-home .updates-lead {
  margin: 14px 0 0;
  max-width: 36em;
  font-size: .95rem;
  line-height: 1.8;
  color: #41525d;
}

.page-home .timeline {
  position: relative;
  margin: 26px 0 0;
  padding: 0 0 0 20px;
  list-style: none;
  border-left: 2px solid rgba(46, 127, 143, .3);
}

.page-home .timeline-item {
  position: relative;
  padding: 0 0 22px 6px;
}

.page-home .timeline-item::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--teal);
}

.page-home .timeline-item:last-child {
  padding-bottom: 0;
}

.page-home .timeline-body {
  margin-top: 8px;
}

.page-home .timeline-body h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--deep);
}

.page-home .timeline-body p {
  margin: 8px 0 0;
  font-size: .9rem;
  line-height: 1.78;
  color: #45565f;
}

.page-home .timeline-more {
  margin-top: 10px;
  border-radius: var(--radius-sm);
  background: rgba(220, 232, 242, .55);
}

.page-home .timeline-more summary {
  cursor: pointer;
  list-style: none;
  padding: 9px 14px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--blue);
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-home .timeline-more summary::-webkit-details-marker {
  display: none;
}

.page-home .timeline-more summary::before {
  content: "+";
  font-family: var(--font-mono);
  font-size: .95rem;
  color: var(--teal);
}

.page-home .timeline-more[open] summary::before {
  content: "−";
}

.page-home .timeline-more p {
  margin: 0;
  padding: 0 14px 13px;
  font-size: .86rem;
  line-height: 1.75;
  color: #41525d;
}

.page-home .updates-more {
  margin-top: 22px;
}

.page-home .updates-side {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.page-home .updates-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--sand);
}

.page-home .updates-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 1 / 1;
}

.page-home .updates-note {
  padding: 18px 20px;
  border-radius: var(--radius-md);
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
}

.page-home .note-kicker {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--teal);
}

.page-home .updates-note p {
  margin: 8px 0 0;
  font-size: .87rem;
  line-height: 1.75;
  color: #45565f;
}

/* ---------- 批次公告 ---------- */
.page-home .release {
  padding: clamp(48px, 8vw, 88px) 0;
  background: var(--deep);
  color: var(--paper);
}

.page-home .release-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 40px);
  align-items: start;
}

.page-home .release-copy .eyebrow {
  color: var(--sand);
}

.page-home .release-copy h2 {
  color: var(--paper);
}

.page-home .release-copy p {
  margin: 14px 0 0;
  max-width: 32em;
  font-size: .94rem;
  line-height: 1.82;
  color: rgba(247, 248, 245, .8);
}

.page-home .release-copy .btn-primary {
  margin-top: 22px;
}

.page-home .release-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(247, 248, 245, .16);
  box-shadow: 0 30px 60px -46px rgba(0, 0, 0, .95);
}

.page-home .release-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 9 / 11;
}

.page-home .release-cards {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.page-home .release-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(247, 248, 245, .06);
  border: 1px solid rgba(247, 248, 245, .16);
}

.page-home .release-no {
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--amber);
}

.page-home .release-card h3 {
  margin: 8px 0 0;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
}

.page-home .release-card p {
  margin: 8px 0 0;
  font-size: .87rem;
  line-height: 1.75;
  color: rgba(247, 248, 245, .76);
}

.page-home .release-state {
  display: inline-block;
  margin-top: 12px;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: rgba(47, 125, 91, .28);
  border: 1px solid rgba(47, 125, 91, .6);
  color: #cdeadb;
  font-size: .74rem;
  letter-spacing: .06em;
}

/* ---------- 资源索引 ---------- */
.page-home .index-block {
  padding: clamp(48px, 8vw, 88px) 0;
  background: linear-gradient(200deg, var(--paper) 0%, #f3f0e7 100%);
}

.page-home .index-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  align-items: end;
}

.page-home .index-lead {
  margin: 0;
  font-size: .93rem;
  line-height: 1.8;
  color: #45565f;
  max-width: 40em;
  border-left: 3px solid var(--teal);
  padding-left: 14px;
}

.page-home .index-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 38px);
  margin-top: clamp(24px, 4vw, 38px);
  align-items: start;
}

.page-home .index-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.page-home .index-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}

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

.page-home .index-item {
  padding: 16px 18px;
  border-radius: var(--radius-md);
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--mist);
}

.page-home .index-item:nth-child(2n) {
  border-left-color: var(--sand);
}

.page-home .index-item:nth-child(3n) {
  border-left-color: rgba(242, 169, 59, .75);
}

.page-home .index-item h3 {
  margin: 0;
  font-family: var(--font-head);
  font-size: .99rem;
  font-weight: 700;
  color: var(--deep);
}

.page-home .index-item p {
  margin: 6px 0 0;
  font-size: .87rem;
  line-height: 1.72;
  color: #45565f;
}

/* ---------- 服务支持 ---------- */
.page-home .support {
  padding: clamp(46px, 8vw, 84px) 0 clamp(28px, 4vw, 40px);
  background: linear-gradient(160deg, var(--mist) 0%, #eef2f6 46%, var(--paper) 100%);
}

.page-home .support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 4vw, 44px);
  align-items: start;
}

.page-home .support-main p {
  margin: 14px 0 0;
  font-size: .94rem;
  line-height: 1.82;
  color: #41525d;
  max-width: 32em;
}

.page-home .support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-home .support-list {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 10px;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-card);
}

.page-home .support-item {
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
}

.page-home .support-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .support-item dt {
  font-size: .76rem;
  letter-spacing: .1em;
  color: var(--teal);
  text-transform: uppercase;
}

.page-home .support-item dd {
  margin: 6px 0 0;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--ink);
  word-break: break-word;
}

.page-home .support-back {
  margin-top: clamp(24px, 4vw, 38px);
  display: flex;
  justify-content: flex-end;
}

.page-home .back-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(20, 93, 160, .3);
  background: var(--paper);
  color: var(--blue);
  font-size: .82rem;
  font-weight: 600;
  text-decoration: none;
  transition: background .2s ease, border-color .2s ease;
}

.page-home .back-top::before {
  content: "↑";
  font-family: var(--font-mono);
  color: var(--amber);
}

@media (hover: hover) {
  .page-home .back-top:hover {
    background: var(--mist);
    border-color: rgba(20, 93, 160, .5);
  }
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .entry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .release-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .index-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .support-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-home .support-item {
    padding: 10px 0;
    border-bottom: 0;
  }
}

@media (min-width: 980px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
    align-items: center;
  }
  .page-home .hero-aside {
    padding-top: 0;
  }
  .page-home .entry-grid {
    grid-template-columns: 1.35fr 1fr 1fr;
    align-items: stretch;
  }
  .page-home .entry-card--lead {
    grid-row: span 2;
    justify-content: center;
  }
  .page-home .entry-card--lead .entry-name {
    font-size: 1.42rem;
  }
  .page-home .entry-card--quiet {
    grid-column: 2 / span 2;
  }
  .page-home .updates-grid {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, .85fr);
    align-items: start;
  }
  .page-home .release-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    grid-template-areas:
      "copy figure"
      "cards figure";
    gap: 30px 48px;
  }
  .page-home .release-copy {
    grid-area: copy;
  }
  .page-home .release-figure {
    grid-area: figure;
  }
  .page-home .release-cards {
    grid-area: cards;
    grid-template-columns: minmax(0, 1fr);
  }
  .page-home .release-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 6px 18px;
  }
  .page-home .release-card h3,
  .page-home .release-card p {
    grid-column: 1;
  }
  .page-home .release-state {
    grid-column: 2;
    grid-row: 1 / span 3;
    margin-top: 0;
    align-self: center;
  }
  .page-home .index-head {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: 32px;
  }
  .page-home .index-body {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  }
  .page-home .index-list {
    grid-template-columns: minmax(0, 1fr);
  }
  .page-home .support-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, .95fr);
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry-card,
  .page-home .entry-go::after,
  .page-home .back-top {
    transition: none;
  }
  .page-home .hero-figure {
    transform: none;
  }
  .page-home .hero-slab {
    transform: none;
  }
}