.page-home {
  --home-edge: 1px solid var(--ink-500);
  --home-line: 1px solid rgba(53, 208, 214, 0.16);
}

/* 面包屑 */
.page-home .crumbs {
  padding-top: 22px;
  padding-bottom: 6px;
}
.page-home .crumbs ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--slate-300);
}
.page-home .crumbs li + li::before {
  content: "/";
  margin: 0 8px;
  color: var(--cyan-700);
}
.page-home .crumbs a {
  color: var(--slate-300);
  text-decoration: none;
}
.page-home .crumbs a:hover,
.page-home .crumbs a:focus-visible {
  color: var(--cyan-400);
}
.page-home .crumbs [aria-current="page"] {
  color: var(--amber-400);
}

/* 通用标题与引言 */
.page-home h2 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 24px;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--white-soft);
  margin: 0 0 12px;
}
.page-home .lede {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.8;
  color: var(--slate-300);
  margin: 0;
  max-width: 62ch;
}
.page-home .media-figure {
  margin: 0;
}
.page-home .media-figure img {
  max-width: 100%;
  height: auto;
}
.page-home .media-caption {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate-300);
}

/* 首屏 */
.page-home .home-hero {
  padding-top: 28px;
  padding-bottom: 28px;
}
.page-home .home-hero .eyebrow {
  margin: 0 0 14px;
}
.page-home .home-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 34px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white-soft);
  margin: 0 0 18px;
  max-width: 22ch;
}
.page-home .home-hero .lede {
  font-size: 17px;
}

/* 拼贴首屏 */
.page-home .hero-collage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--ink-500);
  border: var(--home-edge);
}
.page-home .hero-cell {
  background: var(--ink-900);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-width: 0;
}
.page-home .window-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  border-top: var(--home-line);
  padding-top: 14px;
}
.page-home .window-round {
  font-family: var(--font-mono);
  font-size: 20px;
  letter-spacing: 0.08em;
  color: var(--white-soft);
}
.page-home .tag-live {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-900);
  background: var(--cyan-400);
  padding: 3px 8px;
}
.page-home .hero-cell--version .version-big {
  font-family: var(--font-mono);
  font-size: 42px;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--amber-400);
  margin: 0;
}
.page-home .entry-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--ink-500);
  flex: 1;
}
.page-home .entry {
  display: block;
  height: 100%;
  background: var(--ink-900);
  padding: 12px;
  text-decoration: none;
  color: var(--white-soft);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  transition: background 160ms ease, color 160ms ease;
}
.page-home .entry-hint {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  font-weight: 400;
  color: var(--slate-300);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 200ms ease, opacity 200ms ease;
}
.page-home .entry:hover,
.page-home .entry:focus-visible {
  background: var(--ink-700);
  color: var(--amber-400);
  outline: none;
}
.page-home .entry:focus-visible {
  box-shadow: inset 0 0 0 2px var(--amber-400);
}
.page-home .entry:hover .entry-hint,
.page-home .entry:focus-visible .entry-hint {
  max-height: 4em;
  opacity: 1;
}
@media (hover: none) {
  .page-home .entry-hint {
    max-height: none;
    opacity: 1;
  }
}

/* 品牌承诺条 */
.page-home .trust-strip {
  margin-top: 26px;
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-left: 3px solid var(--cyan-400);
  background: linear-gradient(90deg, rgba(53, 208, 214, 0.09), rgba(53, 208, 214, 0) 62%);
}
.page-home .trust-motto {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 24px;
  letter-spacing: -0.01em;
  color: var(--amber-400);
}
.page-home .trust-sub {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--slate-300);
}

/* 六个板块路径 */
.page-home .path {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--ink-500);
  border: var(--home-edge);
}
.page-home .node {
  background: var(--ink-900);
  padding: 22px 20px;
  border-top: 2px solid rgba(53, 208, 214, 0.15);
  transition: border-color 180ms ease, background 180ms ease;
}
.page-home .node:hover {
  border-top-color: var(--cyan-400);
  background: var(--ink-700);
}
.page-home .node-idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber-400);
  margin-bottom: 10px;
}
.page-home .node h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white-soft);
  margin: 0 0 8px;
}
.page-home .node p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--slate-300);
}

/* 横向轮次带 */
.page-home .section-head--row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}
.page-home .rounds-band {
  position: relative;
  margin-top: 24px;
  border-top: var(--home-edge);
  border-bottom: var(--home-edge);
  overflow: hidden;
}
.page-home .rounds-texture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  filter: saturate(0.35) contrast(1.1);
  pointer-events: none;
}
.page-home .band {
  position: relative;
  display: flex;
  gap: 1px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--cyan-700) transparent;
  cursor: grab;
  background: rgba(7, 14, 23, 0.74);
}
.page-home .band[data-dragging] {
  cursor: grabbing;
}
.page-home .band:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--amber-400);
}
.page-home .band::-webkit-scrollbar {
  height: 6px;
}
.page-home .band::-webkit-scrollbar-track {
  background: var(--ink-900);
}
.page-home .band::-webkit-scrollbar-thumb {
  background: var(--cyan-700);
}
.page-home .round-card {
  flex: 0 0 252px;
  min-width: 0;
  padding: 18px 16px;
  background: rgba(14, 27, 42, 0.9);
  border-right: 1px solid var(--ink-500);
}
.page-home .round-no {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--amber-400);
}
.page-home .round-match {
  margin: 0 0 6px;
  font-size: 14px;
  color: var(--white-soft);
}
.page-home .round-score {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 26px;
  line-height: 1;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}
.page-home .round-meta {
  margin: 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--slate-300);
}

/* 2024 版变化 · 奶油纸插页 */
.page-home .home-change {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  padding: 26px;
  color: var(--brown-900);
}
.page-home .home-change .eyebrow {
  color: var(--cyan-700);
  margin: 0 0 10px;
}
.page-home .home-change h2 {
  color: var(--brown-900);
}
.page-home .home-change p {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.75;
  color: rgba(27, 21, 18, 0.82);
}
.page-home .home-change .media-caption {
  color: rgba(27, 21, 18, 0.62);
}
.page-home .change-table {
  overflow-x: auto;
}
.page-home .data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.6;
}
.page-home .data-table caption {
  caption-side: top;
  text-align: left;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: rgba(27, 21, 18, 0.6);
}
.page-home .data-table th,
.page-home .data-table td {
  text-align: left;
  vertical-align: top;
  padding: 11px 10px;
  border-bottom: 1px solid rgba(27, 21, 18, 0.16);
}
.page-home .data-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--cyan-700);
  border-bottom: 1px solid rgba(27, 21, 18, 0.42);
}
.page-home .data-table tbody th {
  font-weight: 700;
  color: var(--brown-900);
}
.page-home .data-table td {
  color: rgba(27, 21, 18, 0.78);
}
.page-home .diff {
  color: var(--ember-500);
  font-weight: 700;
}

/* 使用场景 */
.page-home .scenes {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--ink-500);
  border: var(--home-edge);
}
.page-home .scene {
  background: var(--ink-900);
  padding: 24px 20px;
}
.page-home .scene-idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--cyan-400);
  margin-bottom: 14px;
}
.page-home .scene h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--white-soft);
  margin: 0 0 10px;
}
.page-home .scene p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-300);
}

/* 服务与支持 */
.page-home .support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--ink-500);
  border: var(--home-edge);
}
.page-home .support-card {
  background: var(--ink-900);
  padding: 20px;
}
.page-home .support-key {
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--slate-300);
}
.page-home .support-val {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--white-soft);
  word-break: break-word;
}
.page-home .support-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 20px 0 0;
}

/* 页尾 CTA */
.page-home .home-cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  border-top: var(--home-line);
  padding-top: 36px;
  margin-top: 8px;
}
.page-home .home-cta h2 {
  font-size: 26px;
  line-height: 1.18;
  margin: 0 0 14px;
}
.page-home .home-cta p {
  margin: 0 0 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--slate-300);
  max-width: 46ch;
}

/* 浮动锚点 */
.page-home .float-anchor {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: inline-block;
  padding: 10px 14px;
  background: var(--amber-400);
  color: var(--brown-900);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-decoration: none;
  border: 1px solid var(--amber-400);
  transition: background 160ms ease;
}
.page-home .float-anchor:hover,
.page-home .float-anchor:focus-visible {
  background: var(--amber-200);
  outline: none;
}
.page-home .float-anchor:focus-visible {
  box-shadow: 0 0 0 2px var(--ink-900), 0 0 0 4px var(--amber-400);
}

/* ===== 响应式 ===== */
@media (min-width: 700px) {
  .page-home .path {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home h2 {
    font-size: 28px;
  }
}

@media (min-width: 768px) {
  .page-home .home-hero {
    padding-top: 44px;
    padding-bottom: 34px;
  }
  .page-home .home-hero h1 {
    font-size: 52px;
  }
  .page-home .home-hero .lede {
    font-size: 18px;
  }
  .page-home .trust-motto {
    font-size: 28px;
  }
  .page-home .home-change h2 {
    font-size: 30px;
  }
  .page-home .home-cta h2 {
    font-size: 32px;
  }
}

@media (min-width: 800px) {
  .page-home .scenes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .page-home .support-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hero-collage {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  }
  .page-home .hero-cell--window {
    grid-row: span 2;
  }
  .page-home .hero-cell {
    padding: 24px;
  }
  .page-home .home-change {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 38px;
    padding: 36px;
  }
  .page-home .home-change h2 {
    font-size: 34px;
  }
  .page-home .home-cta {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 40px;
  }
}

@media (max-width: 480px) {
  .page-home .float-anchor {
    right: 10px;
    bottom: 10px;
    padding: 8px 10px;
    font-size: 11px;
    letter-spacing: 0.06em;
  }
  .page-home .hero-cell--version .version-big {
    font-size: 34px;
  }
  .page-home .round-card {
    flex: 0 0 220px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .entry,
  .page-home .entry-hint,
  .page-home .node,
  .page-home .float-anchor {
    transition: none;
  }
  .page-home .band {
    scroll-behavior: auto;
  }
}