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

/* 顶部上下文带 */
.page-home .home-context {
  background: var(--c-paper);
  border-bottom: var(--rule);
}
.page-home .home-context-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  padding-block: 10px;
}
.page-home .home-context-note {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-steel);
  margin: 0;
  text-transform: uppercase;
}

/* 首屏 */
.page-home .home-hero {
  padding-block: 22px 10px;
}
.page-home .home-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
}

/* 入口卡 */
.page-home .home-entry {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--c-red);
  color: #fff;
  border: 3px solid var(--c-rock);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  padding: 26px 20px 24px;
}
.page-home .home-entry-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) brightness(0.4) contrast(1.15);
  opacity: 0.6;
  mix-blend-mode: multiply;
  z-index: -2;
}
.page-home .home-entry::before {
  content: "";
  position: absolute;
  inset: -30%;
  z-index: -1;
  background-image: repeating-linear-gradient(
    102deg,
    rgba(255, 255, 255, 0.5) 0 12px,
    rgba(255, 255, 255, 0) 12px 28px
  );
  opacity: 0.12;
  pointer-events: none;
}
.page-home .home-entry-content {
  position: relative;
}
.page-home .home-entry-flag {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
}
.page-home .home-entry-flag-text {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
}
.page-home .home-entry-title {
  font-family: var(--font-narrow);
  font-weight: 900;
  font-size: clamp(30px, 8vw, 56px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 14px;
  color: #fff;
  transform: skewX(-3deg);
  transform-origin: left bottom;
  max-width: 12em;
  text-shadow: 3px 3px 0 rgba(6, 23, 41, 0.35);
}
.page-home .home-entry-lead {
  font-size: 15px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.94);
  max-width: 46ch;
  margin: 0;
}
.page-home .home-entry-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 20px;
}
.page-home .home-entry-cta {
  background: var(--c-bone);
  color: var(--c-night);
  border: 2px solid var(--c-night);
  box-shadow: 4px 4px 0 var(--c-night);
  font-weight: 700;
}
.page-home .home-copy {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 12px 16px;
  background: var(--c-night);
  color: var(--c-lime);
  border: 2px solid var(--c-night);
  border-radius: var(--radius);
  cursor: pointer;
  box-shadow: 4px 4px 0 rgba(6, 23, 41, 0.45);
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.page-home .home-copy:hover {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 rgba(6, 23, 41, 0.45);
}
.page-home .home-copy:focus-visible,
.page-home .home-entry-cta:focus-visible {
  outline: 2px solid var(--c-lime);
  outline-offset: 2px;
}
.page-home .home-entry-url {
  margin: 14px 0 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.78);
  word-break: break-all;
}
.page-home .home-entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  list-style: none;
  margin: 18px 0 0;
  padding: 14px 0 0;
  border-top: 2px solid rgba(255, 255, 255, 0.3);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.88);
}
.page-home .home-entry-meta .mono {
  color: var(--c-lime);
  font-size: 15px;
  letter-spacing: 0.04em;
}

/* 目录轨 */
.page-home .home-dir {
  background: var(--c-paper);
  border: 2px solid var(--c-rock);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--c-rock);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.page-home .home-dir-photo {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-bottom: 2px solid var(--c-rock);
}
.page-home .home-dir-head {
  padding: 14px 16px 12px;
}
.page-home .home-dir-title {
  font-family: var(--font-narrow);
  font-weight: 900;
  font-size: 21px;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--c-steel);
  margin: 0 0 6px;
  transform: skewX(-2deg);
  transform-origin: left bottom;
}
.page-home .home-dir-sub {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-rock);
}
.page-home .home-dir-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--c-rock);
}
.page-home .home-dir-row {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 2px solid var(--c-rock);
  text-decoration: none;
  color: var(--c-steel);
  transition: background 180ms ease, padding-left 180ms ease;
}
.page-home .home-dir-row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: var(--c-lime);
  transition: width 180ms ease;
}
.page-home .home-dir-row:hover,
.page-home .home-dir-row:focus-visible {
  background: var(--c-bone);
  padding-left: 24px;
}
.page-home .home-dir-row:hover::before,
.page-home .home-dir-row:focus-visible::before {
  width: 6px;
}
.page-home .home-dir-code {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-clay);
}
.page-home .home-dir-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  min-width: 0;
}
.page-home .home-dir-dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--c-lime);
  box-shadow: 0 0 0 2px var(--c-night);
}
.page-home .home-dir-count {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--c-rock);
  white-space: nowrap;
}
.page-home .home-dir-foot {
  margin: 0;
  padding: 12px 16px;
  font-size: 12px;
  color: var(--c-rock);
  background: var(--c-bone);
}
.page-home .home-dir-foot .mono {
  color: var(--c-red-deep);
  font-size: 13px;
}

/* 章节跳转条 */
.page-home .home-jump-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 10px;
  padding-block: 12px;
  border-top: 2px solid var(--c-rock);
  border-bottom: 2px solid var(--c-rock);
}
.page-home .home-jump-label {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--c-cement);
  text-transform: uppercase;
}
.page-home .home-jump .rail-link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--c-steel);
  text-decoration: none;
  border: 2px solid var(--c-rock);
  border-radius: var(--radius);
  padding: 6px 12px;
  background: var(--c-paper);
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
}
.page-home .home-jump .rail-link:hover,
.page-home .home-jump .rail-link[aria-current="true"] {
  background: var(--c-red);
  color: #fff;
  border-color: var(--c-red-deep);
}

/* 适配提示 */
.page-home .home-adapt {
  padding-block: 40px;
}
.page-home .home-adapt-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
}
.page-home .home-adapt-title {
  font-family: var(--font-narrow);
  font-weight: 900;
  font-size: clamp(24px, 5.6vw, 38px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--c-steel);
  margin: 6px 0 10px;
  transform: skewX(-2deg);
  transform-origin: left bottom;
  max-width: 16em;
}
.page-home .home-adapt-lead {
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-rock);
  max-width: 52ch;
  margin: 0;
}
.page-home .home-tip-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-home .home-tip-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--c-paper);
  border: 2px solid var(--c-rock);
  border-radius: var(--radius);
  box-shadow: 4px 4px 0 var(--c-rock);
  text-decoration: none;
  color: var(--c-rock);
  transition: transform 180ms ease, background 180ms ease;
}
.page-home .home-tip-link:hover,
.page-home .home-tip-link:focus-visible {
  transform: translateX(4px);
  background: var(--c-bone);
}
.page-home .home-tip-no {
  align-self: start;
  background: var(--c-steel);
  color: var(--c-lime);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 6px 8px;
  border-radius: 2px;
}
.page-home .home-tip-body {
  display: block;
  min-width: 0;
}
.page-home .home-tip-name {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-steel);
  line-height: 1.4;
}
.page-home .home-tip-desc {
  display: block;
  margin-top: 3px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--c-rock);
}
.page-home .home-tip-arrow {
  color: var(--c-clay);
  font-size: 16px;
}
.page-home .home-adapt-more {
  margin: 18px 0 0;
  font-size: 14px;
}
.page-home .home-adapt-more .link-arrow {
  color: var(--c-red-deep);
}
.page-home .home-adapt-figure {
  margin: 0;
  background: var(--c-paper);
  border: 3px solid var(--c-rock);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
}
.page-home .home-adapt-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}
.page-home .home-adapt-figure figcaption {
  font-size: 12px;
  line-height: 1.5;
  padding: 10px 12px;
  border-top: 2px solid var(--c-rock);
  color: var(--c-rock);
}

/* 本版变更 */
.page-home .home-version {
  background: var(--c-steel);
  color: var(--c-bone);
  border-top: 3px solid var(--c-rock);
  border-bottom: 3px solid var(--c-rock);
  padding-block: 40px;
}
.page-home .home-version-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--gap);
  align-items: center;
}
.page-home .home-version-copy .eyebrow {
  color: var(--c-lime);
}
.page-home .home-version-title {
  font-family: var(--font-narrow);
  font-weight: 900;
  font-size: clamp(26px, 5.2vw, 40px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 8px 0 18px;
  transform: skewX(-3deg);
  transform-origin: left bottom;
}
.page-home .home-version-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
}
.page-home .home-version-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 2px solid rgba(244, 241, 234, 0.18);
  font-size: 15px;
  line-height: 1.6;
  color: rgba(244, 241, 234, 0.94);
}
.page-home .home-version-list .mono {
  color: var(--c-lime);
  font-size: 12px;
  padding-top: 4px;
}
.page-home .home-version-note {
  margin: 0 0 20px;
  padding-left: 12px;
  border-left: 6px solid var(--c-lime);
  font-size: 14px;
  line-height: 1.6;
  color: rgba(244, 241, 234, 0.86);
}
.page-home .home-version-copy .link-arrow {
  color: var(--c-lime);
  text-decoration: underline;
  text-underline-offset: 5px;
  font-weight: 700;
}
.page-home .home-version-figure {
  margin: 0;
  border: 3px solid var(--c-bone);
  border-radius: var(--radius);
  box-shadow: 6px 6px 0 var(--c-night);
  overflow: hidden;
}
.page-home .home-version-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 联系与备案 */
.page-home .home-support {
  padding-block: 40px 48px;
}
.page-home .home-support-panel {
  background: var(--c-bone);
  border: 3px solid var(--c-rock);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard);
  padding: 22px 18px 24px;
}
.page-home .home-support-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}
.page-home .home-support-title {
  font-family: var(--font-narrow);
  font-weight: 900;
  font-size: clamp(22px, 4.8vw, 30px);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: var(--c-steel);
  margin: 6px 0 10px;
  transform: skewX(-2deg);
  transform-origin: left bottom;
  max-width: 16em;
}
.page-home .home-support-copy p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--c-rock);
}
.page-home .home-support-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--c-paper);
  border: 2px solid var(--c-rock);
}
.page-home .home-support-list li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px;
  padding: 11px 12px;
  border-bottom: 2px solid var(--c-rock);
  font-size: 13px;
  line-height: 1.5;
  color: var(--c-steel);
  word-break: break-all;
}
.page-home .home-support-list li:last-child {
  border-bottom: 0;
}
.page-home .home-support-list .mono {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--c-cement);
  padding-top: 2px;
}
.page-home .home-support-note {
  margin: 16px 0 18px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--c-rock);
}
.page-home .home-support .btn-ghost {
  border: 2px solid var(--c-steel);
  color: var(--c-steel);
  background: transparent;
  box-shadow: 4px 4px 0 var(--c-rock);
}

/* 桌面与平板 */
@media (min-width: 900px) {
  .page-home .home-hero {
    padding-block: 30px 14px;
  }
  .page-home .home-hero-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-home .home-entry {
    padding: 40px 36px 32px;
    min-height: 100%;
  }
  .page-home .home-adapt-grid {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
    gap: 28px;
  }
  .page-home .home-adapt {
    padding-block: 56px;
  }
  .page-home .home-version {
    padding-block: 56px;
  }
  .page-home .home-version-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 28px;
  }
  .page-home .home-support {
    padding-block: 56px 64px;
  }
  .page-home .home-support-panel {
    padding: 32px 30px 30px;
  }
  .page-home .home-support-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 28px;
  }
}

@media (min-width: 1100px) {
  .page-home .home-dir-head {
    padding: 18px 20px 14px;
  }
  .page-home .home-dir-row {
    padding: 14px 20px;
  }
  .page-home .home-dir-row:hover,
  .page-home .home-dir-row:focus-visible {
    padding-left: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-copy,
  .page-home .home-dir-row,
  .page-home .home-tip-link,
  .page-home .home-jump .rail-link {
    transition: none;
  }
  .page-home .home-copy:hover,
  .page-home .home-tip-link:hover,
  .page-home .home-tip-link:focus-visible {
    transform: none;
  }
}
<<<END>>>