.page-home {
  --checker-24: 24px;
  --home-cut: 44px;
  background-color: var(--paper);
  color: var(--ink);
}

/* ---------- 面包屑 ---------- */
.page-home .breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--s1);
  padding-top: var(--s2);
  padding-bottom: var(--s2);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.page-home .breadcrumbs a {
  color: var(--navy);
  text-decoration: none;
}

.page-home .breadcrumbs a:hover,
.page-home .breadcrumbs a:focus-visible {
  color: var(--red);
  text-decoration: underline;
}

.page-home .breadcrumbs__sep {
  color: var(--red);
}

/* ---------- 框景首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  background-color: var(--navy);
  color: var(--white);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--home-cut)), 0 100%);
}

.page-home .hero__checker {
  position: absolute;
  z-index: 3;
  top: 0;
  right: 0;
  left: 0;
  height: var(--checker-24);
  background-color: var(--red);
  background-image:
    linear-gradient(45deg, var(--white) 25%, transparent 25%, transparent 75%, var(--white) 75%),
    linear-gradient(45deg, var(--white) 25%, transparent 25%, transparent 75%, var(--white) 75%);
  background-size: 48px 48px;
  background-position: 0 0, 24px 24px;
}

.page-home .hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-home .hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(118deg, rgba(11, 43, 91, 0.95) 0%, rgba(11, 43, 91, 0.78) 45%, rgba(18, 58, 114, 0.6) 100%);
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  padding-top: calc(var(--checker-24) + var(--s5));
  padding-bottom: calc(var(--s5) + var(--home-cut));
}

.page-home .hero__eyebrow {
  margin: 0 0 var(--s3);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gold);
}

.page-home .hero h1 {
  margin: 0 0 var(--s3);
  max-width: 16em;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: clamp(26px, 6.4vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-home .hero__lede {
  margin: 0 0 var(--s4);
  max-width: 34em;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s2);
  margin-bottom: var(--s4);
}

.page-home .hero__actions .button {
  text-decoration: none;
}

.page-home .hero__ghost {
  border-color: var(--gold);
  color: var(--gold);
}

.page-home .hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s2) var(--s3);
  padding-top: var(--s3);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.page-home .hero__badge {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
}

.page-home .hero__icp {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.72);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
}

.page-home .hero__icp:hover,
.page-home .hero__icp:focus-visible {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ---------- 轮次时间轴 ---------- */
.page-home .rounds {
  padding: var(--s5) 0 var(--s4);
  background-color: var(--paper);
}

.page-home .rounds__grid {
  display: grid;
  gap: var(--s3);
  margin-top: var(--s4);
}

.page-home .rounds__aside {
  margin: 0;
}

.page-home .rounds__aside img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .rounds__text {
  margin: 0 0 var(--s3);
  max-width: 40em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink);
}

.page-home .round-track {
  display: flex;
  gap: var(--s2);
  margin: 0;
  padding: var(--s2) 0 var(--s3);
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}

.page-home .round-track__item {
  flex: 0 0 auto;
  scroll-snap-align: start;
}

.page-home .round-node {
  position: relative;
  display: block;
  min-width: 132px;
  padding: var(--s2) var(--s2) var(--s3);
  background-color: var(--white);
  border: 1px solid var(--hair);
  border-top: 3px solid var(--navy);
  color: var(--ink);
  text-decoration: none;
  transition: transform 160ms ease-out, border-color 160ms ease-out, box-shadow 160ms ease-out;
}

.page-home .round-node:hover,
.page-home .round-node:focus-visible {
  transform: translateY(-3px);
  border-top-color: var(--gold);
  box-shadow: var(--shadow-card);
}

.page-home .round-node--current {
  background-color: var(--paper-2);
  border-top-color: var(--red);
}

.page-home .round-node--current::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  background-color: var(--gold);
}

.page-home .round-node__no {
  display: block;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
}

.page-home .round-node--current .round-node__no {
  color: var(--red);
}

.page-home .round-node__meta {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.page-home .rounds__filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s1) var(--s2);
  padding-top: var(--s3);
  border-top: 1px dashed var(--hair);
}

.page-home .rounds__filters-label {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-home .tag-chip {
  display: inline-block;
  padding: 5px 12px;
  border: 1px solid var(--hair);
  background-color: var(--white);
  color: var(--navy);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: transform 140ms ease-out, background-color 140ms ease-out, color 140ms ease-out, border-color 140ms ease-out;
}

.page-home .tag-chip:hover,
.page-home .tag-chip:focus-visible {
  background-color: var(--red);
  border-color: var(--red);
  color: var(--white);
  transform: translate(2px, -2px);
}

/* ---------- 最近两轮战报 ---------- */
.page-home .reports {
  position: relative;
  padding: var(--s6) 0 var(--s5);
  background-color: var(--navy);
  color: var(--white);
}

.page-home .reports::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 8px;
  background-color: var(--red);
  background-image:
    linear-gradient(45deg, var(--white) 25%, transparent 25%, transparent 75%, var(--white) 75%),
    linear-gradient(45deg, var(--white) 25%, transparent 25%, transparent 75%, var(--white) 75%);
  background-size: 16px 16px;
  background-position: 0 0, 8px 8px;
}

.page-home .reports__head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s2);
  margin-bottom: var(--s3);
  padding-bottom: var(--s2);
  border-bottom: 2px solid rgba(255, 255, 255, 0.24);
}

.page-home .reports__title {
  margin: 0;
  font-size: 26px;
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--white);
}

.page-home .reports__meta {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--gold);
}

.page-home .reports__rail {
  display: flex;
  gap: var(--s3);
  padding-bottom: var(--s3);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  scrollbar-color: var(--gold) rgba(255, 255, 255, 0.14);
}

.page-home .reports__rail::-webkit-scrollbar {
  height: 6px;
}

.page-home .reports__rail::-webkit-scrollbar-track {
  background-color: rgba(255, 255, 255, 0.14);
}

.page-home .reports__rail::-webkit-scrollbar-thumb {
  background-color: var(--gold);
}

.page-home .report-card {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  width: 272px;
  scroll-snap-align: start;
  background-color: var(--white);
  border-top: 4px solid var(--red);
  color: var(--ink);
  box-shadow: 0 18px 30px -24px rgba(0, 0, 0, 0.65);
}

.page-home .report-card__media {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background-color: var(--navy-deep);
}

.page-home .report-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .report-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: var(--s3);
}

.page-home .report-card__tag {
  margin: 0 0 var(--s2);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-home .report-card__score {
  align-self: flex-start;
  display: inline-block;
  margin: 0 0 var(--s3);
  padding-bottom: 4px;
  font-size: 34px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--navy);
  border-bottom: 3px solid var(--gold);
  transition: border-color 160ms ease-out, color 160ms ease-out;
}

.page-home .report-card:hover .report-card__score {
  border-bottom-color: var(--red);
  color: var(--red);
}

.page-home .report-card__colon {
  padding: 0 2px;
}

.page-home .report-card__head {
  margin: 0 0 var(--s2);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
}

.page-home .report-card__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-home .report-more {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--s2);
  width: 200px;
  scroll-snap-align: start;
  padding: var(--s3);
  border: 1px dashed rgba(255, 255, 255, 0.4);
  color: var(--white);
  font-size: 15px;
  line-height: 1.6;
  text-decoration: none;
  transition: border-color 160ms ease-out, color 160ms ease-out, background-color 160ms ease-out;
}

.page-home .report-more:hover,
.page-home .report-more:focus-visible {
  background-color: rgba(255, 255, 255, 0.06);
  border-color: var(--gold);
  color: var(--gold);
}

.page-home .report-more__arrow {
  font-size: 20px;
  color: var(--gold);
}

/* ---------- 资料库索引预览 ---------- */
.page-home .databank {
  padding: var(--s5) 0;
  background-color: var(--paper-2);
}

.page-home .databank__grid {
  display: grid;
  gap: var(--s4);
  margin-top: var(--s4);
}

.page-home .databank__tablewrap {
  overflow-x: auto;
  background-color: var(--white);
  border: 1px solid var(--hair);
  box-shadow: var(--shadow-card);
}

.page-home .index-table {
  width: 100%;
  min-width: 540px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-home .index-table th {
  padding: 12px;
  background-color: var(--navy);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-align: left;
  white-space: nowrap;
}

.page-home .index-table td {
  padding: 12px;
  border-bottom: 1px solid var(--hair);
  color: var(--ink);
  white-space: nowrap;
}

.page-home .index-table tbody tr:nth-child(even) {
  background-color: var(--paper);
}

.page-home .index-table tbody tr:hover {
  background-color: rgba(245, 180, 23, 0.22);
}

.page-home .index-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-home .databank__side {
  display: flex;
  flex-direction: column;
  gap: var(--s3);
}

.page-home .databank__figure {
  margin: 0;
}

.page-home .databank__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .databank__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

.page-home .databank__side .button {
  align-self: flex-start;
  text-decoration: none;
}

/* ---------- 分类地图与项目入口 ---------- */
.page-home .sitemap {
  padding: var(--s5) 0 var(--s6);
  background-color: var(--paper);
}

.page-home .cat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s2);
  margin-top: var(--s4);
}

.page-home .cat-cell {
  display: block;
  padding: var(--s3) var(--s2);
  background-color: var(--white);
  border: 1px solid var(--hair);
  border-bottom: 3px solid var(--navy);
  color: var(--ink);
  text-decoration: none;
  transition: transform 150ms ease-out, border-color 150ms ease-out, background-color 150ms ease-out;
}

.page-home .cat-cell:hover,
.page-home .cat-cell:focus-visible {
  background-color: var(--paper);
  border-bottom-color: var(--red);
  transform: translate(-2px, -2px);
}

.page-home .cat-cell__no {
  display: block;
  margin-bottom: var(--s1);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--red);
}

.page-home .cat-cell__name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-home .quick-entry {
  display: grid;
  gap: var(--s3);
  margin-top: var(--s5);
  padding-top: var(--s4);
  border-top: 3px solid var(--navy);
}

.page-home .quick-entry__intro h3 {
  margin: var(--s1) 0 0;
  font-size: 22px;
  font-weight: 900;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.page-home .quick-entry__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .quick-entry__item {
  display: flex;
  align-items: flex-start;
  gap: var(--s2);
  padding: var(--s2) 0;
  border-bottom: 1px dashed var(--hair);
  color: var(--ink);
  text-decoration: none;
  transition: color 150ms ease-out, padding-left 150ms ease-out;
}

.page-home .quick-entry__item:hover,
.page-home .quick-entry__item:focus-visible {
  color: var(--red);
  padding-left: var(--s1);
}

.page-home .quick-entry__code {
  flex: 0 0 auto;
  min-width: 26px;
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.page-home .quick-entry__text {
  display: block;
}

.page-home .quick-entry__name {
  display: block;
  font-size: 15px;
  font-weight: 700;
}

.page-home .quick-entry__desc {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 400;
  color: var(--muted);
}

/* ---------- 版本与备案条 ---------- */
.page-home .release {
  position: relative;
  padding: var(--s5) 0;
  background-color: var(--navy);
  color: var(--white);
}

.page-home .release::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 8px;
  background-color: var(--red);
  background-image:
    linear-gradient(45deg, var(--white) 25%, transparent 25%, transparent 75%, var(--white) 75%),
    linear-gradient(45deg, var(--white) 25%, transparent 25%, transparent 75%, var(--white) 75%);
  background-size: 16px 16px;
  background-position: 0 0, 8px 8px;
}

.page-home .release__inner {
  display: grid;
  gap: var(--s4);
}

.page-home .release .section-label {
  color: var(--gold);
}

.page-home .release__title {
  margin: var(--s1) 0 var(--s2);
  font-size: 24px;
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.page-home .release__text {
  margin: 0;
  max-width: 36em;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
}

.page-home .release__side {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--s2);
  padding: var(--s3);
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.page-home .release__icp {
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.page-home .release__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.78);
}

.page-home .release__side .button {
  text-decoration: none;
}

/* ---------- 响应式 ---------- */
@media (min-width: 720px) {
  .page-home .cat-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--s3);
  }

  .page-home .report-card {
    width: 340px;
  }
}

@media (min-width: 900px) {
  .page-home {
    --home-cut: 88px;
  }

  .page-home .hero__lede {
    font-size: 17px;
  }

  .page-home .rounds {
    padding: var(--s6) 0 var(--s5);
  }

  .page-home .rounds__grid {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr);
    gap: var(--s5);
    align-items: start;
    margin-top: var(--s5);
  }

  .page-home .reports__title {
    font-size: 36px;
  }

  .page-home .databank {
    padding: var(--s6) 0;
  }

  .page-home .quick-entry {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: var(--s5);
    align-items: start;
  }

  .page-home .release__inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--s5);
    align-items: center;
  }

  .page-home .release__title {
    font-size: 30px;
  }
}

@media (min-width: 960px) {
  .page-home .databank__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--s5);
    align-items: start;
    margin-top: var(--s5);
  }
}

@media (min-width: 1080px) {
  .page-home .cat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .cat-cell:nth-child(4n + 1) {
    padding-top: var(--s4);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .round-node,
  .page-home .tag-chip,
  .page-home .cat-cell,
  .page-home .quick-entry__item,
  .page-home .report-card__score,
  .page-home .report-more {
    transition: none;
  }

  .page-home .round-node:hover,
  .page-home .round-node:focus-visible,
  .page-home .tag-chip:hover,
  .page-home .tag-chip:focus-visible,
  .page-home .cat-cell:hover,
  .page-home .cat-cell:focus-visible,
  .page-home .quick-entry__item:hover,
  .page-home .quick-entry__item:focus-visible {
    transform: none;
  }
}