.page-home {
  --home-gap: clamp(2.6rem, 7vw, 5.2rem);
  --home-line: 1px solid rgba(21, 21, 21, 0.14);
  --home-hair: 1px solid rgba(21, 21, 21, 0.08);
  padding-block: clamp(1.2rem, 3vw, 2rem) clamp(2.8rem, 6vw, 5rem);
  color: var(--ink);
  overflow-x: hidden;
}

/* ---------- 面包屑 ---------- */
.page-home .home-crumb {
  margin-bottom: clamp(1.2rem, 3vw, 1.8rem);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--muted-ink);
}

.page-home .home-crumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .home-crumb li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: var(--grey);
}

.page-home .home-crumb a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

.page-home .home-crumb a:hover,
.page-home .home-crumb a:focus-visible {
  color: var(--red);
  border-bottom-color: var(--red);
}

/* ---------- 首屏 ---------- */
.page-home .home-hero {
  display: grid;
  gap: clamp(1.5rem, 4vw, 2.4rem);
  align-items: start;
  padding-top: clamp(1.1rem, 3vw, 1.7rem);
  border-top: 3px solid var(--ink);
}

.page-home .hero-kicker {
  display: flex;
  align-items: baseline;
  gap: 0.55rem;
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--muted-ink);
}

.page-home .hero-kicker__num {
  color: var(--gold);
  font-weight: 700;
}

.page-home .home-hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 7.2vw, 3.9rem);
  line-height: 1.06;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.page-home .home-hero h1::after {
  content: "";
  display: block;
  width: clamp(56px, 18vw, 132px);
  height: 6px;
  margin-top: 0.85rem;
  background: var(--red);
  clip-path: polygon(0 0, 100% 0, calc(100% - 14px) 100%, 0 100%);
}

.page-home .hero-lead {
  margin: 0 0 1.4rem;
  max-width: 34em;
  font-size: clamp(0.95rem, 2.4vw, 1.02rem);
  line-height: 1.75;
  color: var(--muted-ink);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-home .hero-note {
  margin: 1.1rem 0 0;
  padding-left: 0.85rem;
  border-left: 3px solid var(--gold);
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--ink);
}

.page-home .hero-visual {
  margin: 0;
}

.page-home .hero-visual__frame {
  overflow: hidden;
  background: var(--ink);
  border: 1px solid var(--red-deep);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 40px), calc(100% - 40px) 100%, 0 100%);
}

.page-home .hero-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .hero-visual figcaption {
  margin-top: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--muted-ink);
}

/* ---------- 路径预览 ---------- */
.page-home .path-preview {
  margin-top: var(--home-gap);
}

.page-home .path-caption {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  color: var(--muted-ink);
}

.page-home .path-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: var(--home-line);
}

.page-home .path-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.9rem;
  align-items: baseline;
  padding: clamp(0.85rem, 2.6vw, 1.3rem) 0.35rem;
  border-bottom: var(--home-line);
  color: inherit;
  text-decoration: none;
  transition: background-color 0.22s var(--ease), border-color 0.22s var(--ease);
}

.page-home .path-row:hover,
.page-home .path-row:focus-visible {
  background: rgba(200, 16, 46, 0.06);
  border-bottom-color: var(--red);
}

.page-home .path-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--gold);
}

.page-home .path-text strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.35rem, 5.4vw, 2.4rem);
  line-height: 1.14;
  letter-spacing: -0.01em;
  transition: color 0.2s var(--ease);
}

.page-home .path-row:hover .path-text strong,
.page-home .path-row:focus-visible .path-text strong {
  color: var(--red);
}

.page-home .path-text em {
  display: block;
  margin-top: 0.25rem;
  font-style: normal;
  font-size: 0.84rem;
  line-height: 1.55;
  color: var(--muted-ink);
}

.page-home .path-arrow {
  color: var(--red);
  font-size: 1.1rem;
  transition: transform 0.2s var(--ease);
}

.page-home .path-row:hover .path-arrow,
.page-home .path-row:focus-visible .path-arrow {
  transform: translateX(5px);
}

/* ---------- 公告条 ---------- */
.page-home .announce-band {
  margin-top: var(--home-gap);
  padding: clamp(1.3rem, 3.6vw, 2.1rem);
  background: var(--ink);
  color: var(--paper);
  clip-path: polygon(0 26px, 100% 0, 100% 100%, 0 100%);
}

.page-home .announce-tag {
  display: inline-block;
  margin: 0 0 0.7rem;
  padding: 0.16rem 0.6rem;
  background: var(--red);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
}

.page-home .announce-band h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.25rem, 4.2vw, 1.9rem);
  line-height: 1.3;
  color: var(--paper);
  text-wrap: balance;
}

.page-home .announce-more {
  margin-top: 1rem;
  border-top: 1px solid rgba(247, 241, 230, 0.2);
  padding-top: 0.85rem;
}

.page-home .announce-more summary {
  cursor: pointer;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--gold-light);
  list-style: none;
}

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

.page-home .announce-more summary::before {
  content: "＋";
  margin-right: 0.45rem;
  color: var(--gold);
}

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

.page-home .announce-more summary:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.page-home .announce-more ul {
  margin: 0.85rem 0 0;
  padding-left: 1.05rem;
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(247, 241, 230, 0.82);
}

.page-home .announce-link {
  display: inline-block;
  margin-top: 0.85rem;
  color: var(--gold-light);
  font-size: 0.84rem;
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
}

.page-home .announce-link:hover,
.page-home .announce-link:focus-visible {
  color: var(--white);
  border-bottom-color: var(--red);
}

/* ---------- 通用小节标记 ---------- */
.page-home .home-annotation {
  margin: 0 0 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  color: var(--gold);
  padding-left: 1.5rem;
  position: relative;
}

.page-home .home-annotation::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 1rem;
  height: 2px;
  background: var(--red);
}

/* ---------- 收藏 ---------- */
.page-home .favorites {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
  margin-top: var(--home-gap);
  align-items: start;
}

.page-home .fav-visual {
  margin: 0;
  position: relative;
}

.page-home .fav-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--grey);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 32px 100%, 0 calc(100% - 32px));
}

.page-home .fav-visual figcaption {
  margin-top: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--muted-ink);
}

.page-home .favorites h2,
.page-home .library h2,
.page-home .help h2,
.page-home .coverage h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1.4rem, 4.6vw, 2.1rem);
  line-height: 1.24;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

.page-home .fav-lead,
.page-home .help-lead {
  margin: 0 0 1.2rem;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--muted-ink);
}

.page-home .fav-steps {
  margin: 0 0 1.4rem;
  padding: 0;
  list-style: none;
  border-top: var(--home-hair);
}

.page-home .fav-steps li {
  padding: 0.75rem 0;
  border-bottom: var(--home-hair);
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--muted-ink);
}

.page-home .fav-steps span {
  display: inline-block;
  margin-right: 0.5rem;
  padding: 0.08rem 0.45rem;
  background: var(--gold-light);
  color: var(--ink);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
}

.page-home .fav-copybar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 0.85rem;
  background: var(--white);
  border-left: 3px solid var(--red);
}

.page-home .fav-copybar code {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--ink);
  word-break: break-all;
}

.page-home .fav-copybar .copy-btn {
  margin-left: auto;
  padding: 0.35rem 0.8rem;
  background: var(--ink);
  color: var(--paper);
  border: 0;
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  clip-path: polygon(0 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.page-home .fav-copybar .copy-btn:hover,
.page-home .fav-copybar .copy-btn:focus-visible {
  background: var(--red);
}

.page-home .fav-copybar .copy-btn[data-copied="true"] {
  background: var(--celadon);
  color: var(--white);
}

/* ---------- 资料库 ---------- */
.page-home .library {
  margin-top: var(--home-gap);
  padding-top: clamp(1.2rem, 3vw, 1.8rem);
  border-top: 3px solid var(--ink);
}

.page-home .lib-head p {
  margin: 0 0 1.5rem;
  max-width: 38em;
  font-size: 0.94rem;
  line-height: 1.75;
  color: var(--muted-ink);
}

.page-home .lib-grid {
  display: grid;
  gap: 1rem;
}

.page-home .lib-card {
  padding: 1.1rem 1.15rem 1.25rem;
  background: var(--white);
  border-top: 3px solid var(--grey);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}

.page-home .lib-card:hover {
  border-top-color: var(--red);
  transform: translateY(-3px);
}

.page-home .lib-card h3 {
  margin: 0.6rem 0 0.5rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.18rem;
  line-height: 1.3;
}

.page-home .lib-card p {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.68;
  color: var(--muted-ink);
}

.page-home .lib-card .tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--red-deep);
}

.page-home .lib-figure {
  margin: 0;
}

.page-home .lib-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  background: var(--grey);
}

.page-home .lib-figure figcaption {
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--muted-ink);
}

.page-home .lib-batch {
  padding: 1.2rem 1.15rem 1.3rem;
  background: var(--ink);
  color: var(--paper);
  clip-path: polygon(0 0, calc(100% - 28px) 0, 100% 28px, 100% 100%, 0 100%);
}

.page-home .lib-batch h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.15rem;
  color: var(--paper);
}

.page-home .lib-batch p {
  margin: 0 0 0.9rem;
  font-size: 0.84rem;
  line-height: 1.68;
  color: rgba(247, 241, 230, 0.78);
}

.page-home .batch-list {
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(247, 241, 230, 0.18);
}

.page-home .batch-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(247, 241, 230, 0.18);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.page-home .batch-num {
  color: var(--gold-light);
  letter-spacing: 0.08em;
}

.page-home .batch-count {
  color: rgba(247, 241, 230, 0.72);
}

/* ---------- 帮助导览 ---------- */
.page-home .help {
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.6rem);
  margin-top: var(--home-gap);
  align-items: start;
}

.page-home .help-steps {
  margin: 0 0 1.1rem;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.page-home .help-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.65rem;
  align-items: start;
  padding: 0.7rem 0;
  border-bottom: var(--home-hair);
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--muted-ink);
}

.page-home .step-num {
  color: var(--red);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.5;
}

.page-home .help-prep {
  margin: 0 0 1.3rem;
  padding: 0.85rem 0.95rem;
  background: var(--gold-light);
  border-left: 3px solid var(--red-deep);
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--ink);
}

.page-home .help-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.page-home .help-figure {
  margin: 0;
}

.page-home .help-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  background: var(--grey);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 30px), calc(100% - 30px) 100%, 0 100%);
}

.page-home .help-figure figcaption {
  margin-top: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--muted-ink);
}

/* ---------- 覆盖与服务 ---------- */
.page-home .coverage {
  margin-top: var(--home-gap);
  padding: clamp(1.3rem, 3.6vw, 2.1rem);
  background: var(--white);
  border-top: 3px solid var(--red);
  border-bottom: var(--home-line);
}

.page-home .cov-stats {
  display: grid;
  gap: 1.1rem;
  margin: 1.2rem 0 1.3rem;
}

.page-home .cov-item {
  padding-left: 0.9rem;
  border-left: 2px solid var(--gold);
}

.page-home .cov-num {
  display: block;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(2rem, 8vw, 2.9rem);
  line-height: 1;
  color: var(--red);
  letter-spacing: -0.02em;
}

.page-home .cov-label {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.82rem;
  line-height: 1.6;
  color: var(--muted-ink);
}

.page-home .cov-note {
  margin: 0 0 1.2rem;
  max-width: 40em;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--muted-ink);
}

.page-home .cov-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* ---------- 结尾 ---------- */
.page-home .home-tail {
  margin: var(--home-gap) 0 0;
  padding-top: 1rem;
  border-top: var(--home-line);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(1rem, 3vw, 1.3rem);
  line-height: 1.5;
  color: var(--ink);
}

/* ---------- 平板 ---------- */
@media (min-width: 640px) {
  .page-home .cov-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-home .lib-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .lib-batch {
    grid-column: 1 / -1;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 900px) {
  .page-home .home-hero {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(2rem, 4vw, 3.4rem);
  }

  .page-home .favorites {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
    gap: clamp(2rem, 5vw, 3.4rem);
  }

  .page-home .fav-visual {
    position: sticky;
    top: 1.5rem;
  }

  .page-home .help {
    grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
    gap: clamp(2rem, 5vw, 3.4rem);
  }

  .page-home .lib-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-areas:
      "one one one one two two two two three three three three"
      "fig fig fig fig fig fig fig four four four four four"
      "batch batch batch batch batch batch batch batch batch batch batch batch";
    gap: clamp(1rem, 1.8vw, 1.4rem);
  }

  .page-home .lib-card--one { grid-area: one; }
  .page-home .lib-card--two { grid-area: two; }
  .page-home .lib-card--three { grid-area: three; }
  .page-home .lib-card--four { grid-area: four; align-self: stretch; }
  .page-home .lib-figure { grid-area: fig; }
  .page-home .lib-batch { grid-area: batch; }

  .page-home .path-row {
    padding-inline: 0.6rem;
  }

  .page-home .home-hero h1 {
    font-size: clamp(2.4rem, 4.2vw, 3.9rem);
  }
}
<<<END>>>