.page-home {
  --home-pad-y: clamp(40px, 7vw, 88px);
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
}

/* ---------- 刊头 ---------- */
.page-home .home-masthead {
  padding: clamp(26px, 5vw, 52px) 0 clamp(30px, 5vw, 58px);
}

.page-home .home-eyebrow {
  display: block;
  margin: 0 0 clamp(18px, 3vw, 30px);
  letter-spacing: 0.16em;
}

.page-home .home-masthead__grid {
  display: grid;
  gap: clamp(26px, 4vw, 42px);
}

.page-home .home-title {
  margin: 0 0 clamp(18px, 2.4vw, 26px);
  font-size: clamp(36px, 7.6vw, 86px);
  font-weight: 200;
  line-height: 1.02;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-wrap: balance;
}

.page-home .home-title__mark {
  color: var(--brick);
  font-weight: 300;
}

.page-home .home-lede {
  margin: 0 0 12px;
  max-width: 30em;
  font-size: clamp(15px, 1.5vw, 17px);
  line-height: 1.75;
  color: var(--graphite);
}

.page-home .home-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(20px, 3vw, 30px);
}

/* 临时信息卡 */
.page-home .home-quick {
  background: var(--sand);
  border: 1px solid var(--line);
  border-left: 4px solid var(--mist);
  padding: 18px 16px 16px;
}

.page-home .home-quick__title {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--indigo);
}

.page-home .home-quick__list {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 82%;
  gap: 10px;
  margin: 0;
  padding: 0 0 8px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-home .home-quick__item {
  scroll-snap-align: start;
  display: grid;
  gap: 6px;
  align-content: start;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 12px 13px 13px;
}

.page-home .home-quick__idx {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--brick);
}

.page-home .home-quick__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink);
}

.page-home .home-quick__link {
  justify-self: start;
  font-size: 13px;
  color: var(--indigo-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

/* ---------- 三步色带 ---------- */
.page-home .home-steps {
  background: var(--indigo);
  background-image: repeating-linear-gradient(135deg, rgba(251, 247, 240, 0.035) 0 1px, transparent 1px 9px);
  color: var(--paper);
  padding: var(--home-pad-y) 0;
}

.page-home .home-steps__head {
  display: grid;
  gap: 8px;
  margin-bottom: clamp(24px, 4vw, 42px);
}

.page-home .home-steps__title {
  margin: 0;
  font-size: clamp(24px, 3.2vw, 38px);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
  color: var(--paper);
}

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

.page-home .step-track {
  display: grid;
  gap: clamp(18px, 2.6vw, 26px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .step-track__item {
  display: grid;
  gap: 6px;
  align-content: start;
}

.page-home .step-track__idx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 4px;
  border: 1px solid var(--brick-soft);
  border-radius: 50%;
  color: var(--brick-soft);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.page-home .step-track__name {
  margin: 0;
  font-size: 18px;
  font-weight: 500;
  color: var(--paper);
}

.page-home .step-track__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(251, 247, 240, 0.82);
  max-width: 28em;
}

.page-home .step-track__link {
  justify-self: start;
  margin-top: 4px;
  font-size: 13px;
  color: var(--brick-soft);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease);
}

.page-home .step-track__link:hover,
.page-home .step-track__link:focus-visible {
  color: var(--paper);
}

/* ---------- 首屏结构 ---------- */
.page-home .home-anatomy {
  padding: var(--home-pad-y) 0;
}

.page-home .home-anatomy__grid {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
  align-items: center;
}

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

.page-home .home-anatomy__text .section-title {
  margin: 0 0 14px;
}

.page-home .home-anatomy__text p {
  margin: 0 0 12px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

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

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

.page-home .media__caption {
  margin: 10px 0 0;
  font-size: 12px;
  line-height: 1.7;
  color: var(--graphite);
}

/* ---------- 三个栏目 ---------- */
.page-home .home-columns {
  background-color: var(--sand);
  background-image: repeating-linear-gradient(135deg, rgba(20, 37, 63, 0.035) 0 1px, transparent 1px 7px);
  padding: var(--home-pad-y) 0;
}

.page-home .home-columns .section-title {
  margin: 0 0 12px;
}

.page-home .home-columns__lede {
  margin: 0 0 clamp(24px, 3.4vw, 38px);
  max-width: 44em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-columns__body {
  display: grid;
  gap: clamp(24px, 3vw, 38px);
}

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

.page-home .home-bands {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-home .band {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  grid-template-areas:
    "idx name arrow"
    "idx desc arrow";
  column-gap: 14px;
  row-gap: 3px;
  align-items: center;
  padding: 15px 15px 15px 14px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 6px solid var(--indigo);
  color: var(--ink);
  text-decoration: none;
  transition: border-left-color var(--dur) var(--ease),
    transform var(--dur) var(--ease),
    background-color var(--dur) var(--ease);
}

.page-home .band--b {
  border-left-color: var(--indigo-mid);
}

.page-home .band--c {
  border-left-color: var(--brick-soft);
}

.page-home .band:hover,
.page-home .band:focus-visible {
  border-left-color: var(--brick);
  background: #fff;
  transform: translateX(3px);
}

.page-home .band__idx {
  grid-area: idx;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-size: 11px;
  color: var(--graphite);
}

.page-home .band__name {
  grid-area: name;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.page-home .band__desc {
  grid-area: desc;
  font-size: 13px;
  line-height: 1.6;
  color: var(--graphite);
}

.page-home .band__arrow {
  grid-area: arrow;
  font-size: 16px;
  color: var(--brick);
  transition: transform var(--dur) var(--ease);
}

.page-home .band:hover .band__arrow {
  transform: translateX(3px);
}

/* ---------- 版本对照 ---------- */
.page-home .home-compare {
  padding: var(--home-pad-y) 0;
}

.page-home .home-compare .section-title {
  margin: 0 0 12px;
}

.page-home .home-compare__lede {
  margin: 0 0 clamp(22px, 3vw, 30px);
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-segmented {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 4px;
  margin: 0 0 clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  background: var(--paper);
}

.page-home .segmented__btn {
  appearance: none;
  -webkit-appearance: none;
  border: 0;
  cursor: pointer;
  background: transparent;
  color: var(--indigo);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 9px 16px;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .segmented__btn[aria-selected="true"] {
  background: var(--brick);
  color: #fff;
}

.page-home .segmented__btn:hover[aria-selected="false"] {
  background: var(--sand);
}

.page-home .segmented__btn:focus-visible {
  outline: 2px solid var(--indigo-mid);
  outline-offset: 2px;
}

.page-home .home-compare__body {
  display: grid;
  gap: clamp(24px, 3vw, 38px);
}

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

.page-home .compare-list {
  margin: 0;
  display: grid;
  gap: 16px;
}

.page-home .compare-list__row {
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

.page-home .compare-list__row:first-child {
  border-top: 0;
  padding-top: 0;
}

.page-home .compare-list dt {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--indigo-mid);
}

.page-home .compare-list dd {
  margin: 6px 0 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

.page-home .home-compare__foot {
  margin: clamp(24px, 3vw, 34px) 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-compare__foot a {
  color: var(--indigo-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-home .home-compare__foot a:hover {
  color: var(--brick);
  border-bottom-color: var(--brick);
}

/* ---------- 小屏自查 ---------- */
.page-home .home-check {
  padding: var(--home-pad-y) 0;
  border-top: 1px solid var(--line);
}

.page-home .home-check__grid {
  display: grid;
  gap: clamp(26px, 3.6vw, 44px);
}

.page-home .home-check .section-title {
  margin: 0 0 12px;
}

.page-home .home-check__lede {
  margin: 0 0 clamp(20px, 2.6vw, 26px);
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .check-list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .check-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--mist);
  padding: 13px 14px;
}

.page-home .check-list__idx {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--brick);
  padding-top: 3px;
}

.page-home .check-list li p {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
}

.page-home .home-check .notice {
  margin-top: 4px;
}

.page-home .home-check .notice p {
  margin: 6px 0 0;
  font-size: 14px;
  line-height: 1.75;
}

.page-home .home-check .notice a {
  color: var(--indigo-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.page-home .home-check .notice a:hover {
  color: var(--brick);
  border-bottom-color: var(--brick);
}

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

/* ---------- 最近更新 ---------- */
.page-home .home-updates {
  padding: var(--home-pad-y) 0;
  background-color: var(--sand);
  background-image: repeating-linear-gradient(135deg, rgba(20, 37, 63, 0.03) 0 1px, transparent 1px 8px);
}

.page-home .home-updates .section-title {
  margin: 0 0 clamp(20px, 3vw, 30px);
}

.page-home .home-updates__grid {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
}

.page-home .fold {
  border-top: 1px solid var(--line);
}

.page-home .fold:last-of-type {
  border-bottom: 1px solid var(--line);
}

.page-home .fold__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 15px 0;
  cursor: pointer;
  list-style: none;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--ink);
  transition: color var(--dur) var(--ease);
}

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

.page-home .fold__summary::after {
  content: "+";
  margin-left: auto;
  font-size: 18px;
  line-height: 1;
  color: var(--brick);
}

.page-home .fold[open] .fold__summary::after {
  content: "–";
}

.page-home .fold__summary:hover {
  color: var(--indigo);
}

.page-home .fold__summary:focus-visible {
  outline: 2px solid var(--indigo-mid);
  outline-offset: 3px;
}

.page-home .fold__summary .tag {
  flex: 0 0 auto;
}

.page-home .fold__title {
  flex: 1 1 12em;
  min-width: 0;
}

.page-home .fold__body {
  padding: 0 0 16px;
}

.page-home .fold__body p {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-updates__aside {
  align-self: start;
  padding: 18px 16px;
  background: var(--paper);
  border: 1px solid var(--line);
}

.page-home .home-updates__aside p {
  margin: 0 0 14px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--graphite);
}

/* ---------- 联系收尾 ---------- */
.page-home .home-contact {
  padding: clamp(34px, 5vw, 62px) 0 clamp(42px, 6vw, 76px);
  border-top: 1px solid var(--line);
}

.page-home .home-contact .section-title {
  margin: 0 0 12px;
}

.page-home .home-contact__lede {
  margin: 0 0 clamp(20px, 2.6vw, 26px);
  max-width: 40em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-contact__list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 36px;
  margin: 0 0 22px;
  padding: 0;
}

.page-home .home-contact__item {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.page-home .home-contact__k {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--indigo-mid);
}

.page-home .home-contact__value {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--ink);
  word-break: break-word;
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .band {
    grid-template-columns: auto minmax(0, 9em) minmax(0, 1fr) auto;
    grid-template-areas: "idx name desc arrow";
    column-gap: 16px;
    padding: 18px 18px 18px 16px;
  }
}

@media (min-width: 780px) {
  .page-home .step-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .page-home .step-track__item {
    padding: 0 clamp(16px, 2.4vw, 30px);
    border-left: 1px solid rgba(185, 199, 222, 0.32);
  }

  .page-home .step-track__item:first-child {
    border-left: 0;
    padding-left: 0;
  }
}

@media (min-width: 860px) {
  .page-home .home-anatomy__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
    column-gap: clamp(30px, 4vw, 56px);
  }
}

@media (min-width: 900px) {
  .page-home .home-masthead__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: clamp(30px, 5vw, 64px);
    align-items: start;
  }

  .page-home .home-quick__list {
    grid-auto-flow: row;
    grid-auto-columns: auto;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .home-columns__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.76fr);
    column-gap: clamp(28px, 4vw, 52px);
  }

  .page-home .home-compare__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.82fr);
    column-gap: clamp(28px, 4vw, 52px);
  }

  .page-home .home-check__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    column-gap: clamp(30px, 4.4vw, 56px);
  }
}

@media (min-width: 880px) {
  .page-home .home-updates__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.4fr);
    column-gap: clamp(28px, 4vw, 48px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .band,
  .page-home .band__arrow,
  .page-home .segmented__btn,
  .page-home .fold__summary,
  .page-home .home-quick__link,
  .page-home .step-track__link {
    transition-duration: 1ms;
  }

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

  .page-home .band:hover .band__arrow {
    transform: none;
  }
}
<<<END>>>