.page-home {
  --home-gap: clamp(16px, 3vw, 30px);
  --home-line: rgba(27, 77, 56, 0.16);
  --home-ink-soft: rgba(15, 46, 34, 0.8);
  background: var(--cream);
  color: var(--seed);
  overflow-x: clip;
}

/* ---------- 顶部上下文 ---------- */
.page-home .ctx {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 4px;
  margin: 0 auto;
  padding-top: clamp(16px, 3vw, 26px);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: rgba(15, 46, 34, 0.58);
}

.page-home .ctx span + span::before {
  content: "·  ";
  color: rgba(15, 46, 34, 0.35);
}

/* ---------- 首屏封面 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  padding: clamp(28px, 5vw, 58px) 0 clamp(44px, 7vw, 86px);
  overflow: hidden;
}

.page-home .hero__texture {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
}

.page-home .hero__texture img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
}

.page-home .hero::before {
  content: "";
  position: absolute;
  top: -16%;
  right: -20%;
  width: min(700px, 90vw);
  height: min(700px, 90vw);
  z-index: -1;
  border-radius: 50%;
  background:
    repeating-conic-gradient(
      from 0deg at 50% 50%,
      rgba(56, 180, 90, 0.14) 0deg 1.4deg,
      transparent 1.4deg 13deg
    ),
    radial-gradient(circle at 50% 50%, rgba(200, 255, 61, 0.32), transparent 62%);
  pointer-events: none;
}

.page-home .hero__grid {
  display: grid;
  gap: clamp(24px, 4vw, 42px);
  align-items: start;
}

.page-home .hero h1 {
  margin: 14px 0 0;
  font-size: clamp(40px, 10vw, 82px);
  line-height: 1.03;
  font-weight: 800;
  letter-spacing: 0.015em;
  color: var(--seed);
}

.page-home .hero h1::after {
  content: "";
  display: block;
  width: 88px;
  height: 8px;
  margin-top: 20px;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--pulp), var(--neon));
}

.page-home .hero .lede {
  margin: 20px 0 0;
  max-width: 46ch;
  font-size: clamp(16px, 2.2vw, 19px);
  line-height: 1.74;
  color: var(--home-ink-soft);
}

.page-home .hero__cta {
  margin-top: clamp(22px, 3vw, 30px);
}

.page-home .hero__stats {
  list-style: none;
  margin: clamp(26px, 4vw, 40px) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.page-home .hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 10px;
  border-top: 3px solid var(--pulp);
}

.page-home .hero__stats .n {
  font-size: clamp(19px, 3vw, 25px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--seed);
}

.page-home .hero__stats .k {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: rgba(15, 46, 34, 0.64);
}

/* 首屏索引卡 */
.page-home .index-card {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 30px);
  border-radius: var(--r-lg);
  background: var(--seed);
  color: var(--cream);
  box-shadow: var(--shadow-soft);
}

.page-home .index-card::after {
  content: "";
  position: absolute;
  inset: -32%;
  background: repeating-conic-gradient(
    from 18deg at 50% 50%,
    rgba(200, 255, 61, 0.12) 0deg 1.5deg,
    transparent 1.5deg 15deg
  );
  pointer-events: none;
}

.page-home .index-card > * {
  position: relative;
  z-index: 1;
}

.page-home .index-card .eyebrow {
  color: var(--neon);
}

.page-home .index-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.page-home .index-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 14px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(200, 255, 61, 0.16);
}

.page-home .index-row:last-child {
  border-bottom: 0;
}

.page-home .index-row span {
  font-size: 13px;
  letter-spacing: 0.04em;
  color: rgba(248, 245, 236, 0.7);
}

.page-home .index-row b {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.02em;
  text-align: right;
  color: var(--neon);
}

.page-home .index-card__go {
  display: block;
  width: 100%;
  margin-top: 20px;
  text-align: center;
}

/* ---------- 章节通用 ---------- */
.page-home .sec {
  padding: clamp(46px, 7vw, 92px) 0;
}

.page-home .sec--cream {
  background: var(--cream);
}

.page-home .sec--mint {
  background: var(--mint);
}

.page-home .sec--sand {
  background: var(--sand);
}

.page-home .sec--dark {
  background:
    radial-gradient(circle at 84% 8%, rgba(56, 180, 90, 0.22), transparent 55%),
    var(--deep);
  color: var(--cream);
}

.page-home .sec__head {
  max-width: 62ch;
}

.page-home .sec h2 {
  margin: 10px 0 0;
  font-size: clamp(25px, 5vw, 42px);
  line-height: 1.14;
  font-weight: 800;
  letter-spacing: 0.012em;
  color: var(--seed);
}

.page-home .sec--dark h2 {
  color: var(--cream);
}

.page-home .sec .lede {
  margin: 16px 0 0;
  max-width: 58ch;
  font-size: clamp(15px, 1.9vw, 18px);
  line-height: 1.76;
  color: var(--home-ink-soft);
}

.page-home .sec--dark .lede {
  color: rgba(248, 245, 236, 0.82);
}

/* ---------- 01 两栏战报 ---------- */
.page-home .report {
  margin-top: clamp(26px, 4vw, 48px);
  display: grid;
  gap: var(--home-gap);
}

.page-home .report__sample {
  padding: clamp(22px, 3.4vw, 36px);
  border-radius: var(--r-lg);
  background: var(--mint);
  border: 1px solid var(--home-line);
  box-shadow: var(--shadow-soft);
}

.page-home .report__sample h3 {
  margin: 14px 0 0;
  font-size: clamp(22px, 3.6vw, 33px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 0.01em;
  color: var(--seed);
}

.page-home .report__sample p {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.74;
  color: var(--home-ink-soft);
}

.page-home .report__note {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--skin);
}

.page-home .report__side {
  display: grid;
  gap: 14px;
}

.page-home .report__rows {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.page-home .report__rows li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 14px;
  padding: 12px 16px;
  border-radius: var(--r-md);
  background: var(--sand);
  border: 1px solid var(--home-line);
}

.page-home .report__rows span {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: rgba(15, 46, 34, 0.6);
}

.page-home .report__rows b {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--seed);
}

/* ---------- 02 服务面板 ---------- */
.page-home .panel__list {
  list-style: none;
  margin: clamp(26px, 4vw, 46px) 0 0;
  padding: 0;
}

.page-home .panel__item {
  display: grid;
  gap: 8px;
  padding: clamp(20px, 3vw, 28px) 0;
  border-top: 1px solid rgba(27, 77, 56, 0.22);
}

.page-home .panel__item:last-child {
  border-bottom: 1px solid rgba(27, 77, 56, 0.22);
}

.page-home .panel__num {
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--pulp-deep);
}

.page-home .panel__item h3 {
  margin: 0;
  font-size: clamp(18px, 2.4vw, 22px);
  line-height: 1.32;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--seed);
}

.page-home .panel__item p {
  margin: 8px 0 0;
  max-width: 64ch;
  font-size: 15.5px;
  line-height: 1.76;
  color: var(--home-ink-soft);
}

/* ---------- 03 大屏入口 ---------- */
.page-home .bigscreen__figure {
  margin: clamp(24px, 4vw, 44px) 0 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid rgba(200, 255, 61, 0.28);
}

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

.page-home .bigscreen__scenes {
  list-style: none;
  margin: clamp(22px, 4vw, 38px) 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .bigscreen__scenes li {
  padding: 18px 20px;
  border-radius: var(--r-md);
  background: rgba(200, 255, 61, 0.07);
  border: 1px solid rgba(200, 255, 61, 0.18);
}

.page-home .bigscreen__scenes h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--neon);
}

.page-home .bigscreen__scenes p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(248, 245, 236, 0.78);
}

.page-home .bigscreen__metric {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 14px;
  margin: clamp(22px, 3vw, 34px) 0 0;
  padding-top: 18px;
  border-top: 1px solid rgba(200, 255, 61, 0.22);
  font-size: 15px;
  line-height: 1.7;
  color: rgba(248, 245, 236, 0.8);
}

.page-home .bigscreen__metric .mono {
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--neon);
}

/* ---------- 04 版本对照 ---------- */
.page-home .versions__grid {
  display: grid;
  gap: clamp(24px, 4vw, 52px);
  align-items: start;
}

.page-home .versions__cta {
  margin-top: clamp(20px, 3vw, 28px);
}

.page-home .metrics {
  display: grid;
  gap: 14px;
}

.page-home .metrics__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--cream);
  border: 1px solid var(--home-line);
}

.page-home .metrics__list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
  padding: 13px 16px;
  font-size: 14.5px;
  line-height: 1.6;
  border-bottom: 1px solid rgba(27, 77, 56, 0.12);
}

.page-home .metrics__list li:last-child {
  border-bottom: 0;
}

.page-home .metrics__list .mono {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--skin);
}

.page-home .diff {
  border-radius: var(--r-md);
  background: var(--cream);
  border: 1px solid var(--home-line);
}

.page-home .diff summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 15px 16px;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--seed);
  cursor: pointer;
  list-style: none;
}

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

.page-home .diff summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 18px;
  line-height: 1;
  color: var(--pulp-deep);
}

.page-home .diff[open] summary::after {
  content: "−";
}

.page-home .diff p {
  margin: 0;
  padding: 0 16px 16px;
  font-size: 14.5px;
  line-height: 1.74;
  color: var(--home-ink-soft);
}

/* ---------- 05 收藏与下一步 ---------- */
.page-home .keep {
  display: grid;
  gap: clamp(24px, 4vw, 46px);
  align-items: center;
}

.page-home .keep__cta {
  margin-top: clamp(20px, 3vw, 26px);
}

.page-home .keep__figure {
  margin: 0;
  border-radius: var(--r-lg);
}

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

.page-home .next {
  margin-top: clamp(30px, 5vw, 56px);
  display: grid;
  gap: 12px;
}

.page-home .next__link {
  display: block;
  padding: 20px;
  border-radius: var(--r-md);
  background: var(--sand);
  border: 1px solid var(--home-line);
  text-decoration: none;
  color: inherit;
  transition: transform 0.24s var(--ease), background-color 0.24s var(--ease);
}

.page-home .next__link:hover,
.page-home .next__link:focus-visible {
  background: var(--mist);
  transform: translateY(-3px);
}

.page-home .next__link .mono {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--skin);
}

.page-home .next__link h3 {
  margin: 8px 0 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--seed);
}

.page-home .next__link p {
  margin: 6px 0 0;
  font-size: 14.5px;
  line-height: 1.66;
  color: rgba(15, 46, 34, 0.74);
}

/* ---------- 悬浮返回 ---------- */
.page-home .home-fab {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 26px);
  z-index: 30;
  display: inline-flex;
  align-items: center;
  padding: 12px 20px;
  border-radius: var(--r-pill);
  background: var(--seed);
  color: var(--neon);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-decoration: none;
  box-shadow: 0 12px 30px -14px rgba(15, 46, 34, 0.85);
  transition: background-color 0.22s var(--ease), color 0.22s var(--ease);
}

.page-home .home-fab:hover,
.page-home .home-fab:focus-visible {
  background: var(--pulp-deep);
  color: var(--cream);
}

/* ---------- 断点 ---------- */
@media (min-width: 620px) {
  .page-home .hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .page-home .panel__item {
    grid-template-columns: 76px minmax(0, 1fr);
    align-items: start;
  }

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

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

@media (min-width: 880px) {
  .page-home .report {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(26px, 4vw, 52px);
  }

  .page-home .keep {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }

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

@media (min-width: 960px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(32px, 4vw, 64px);
    align-items: end;
  }
}

@media (min-width: 1040px) {
  .page-home .next {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .next__link,
  .page-home .home-fab {
    transition: none;
  }

  .page-home .next__link:hover,
  .page-home .next__link:focus-visible {
    transform: none;
  }
}

你这份输出里，MAIN_HTML 和 PAGE_CSS 这两个标记出现了两次，而且第二次后面没有实际内容。正确做法是：每个标记只输出一次，并且顺序固定为 MAIN_HTML 在前、PAGE_CSS 在后，各自带完整内容。请重新输出一遍，不要多写标记，也不要留空段。