/* ============ 首页专属样式（作用域：.page-home） ============ */

.page-home {
  display: block;
}

/* ---------- 首屏：超大排版 + 右侧索引列 ---------- */
.page-home .home-hero {
  display: grid;
  gap: clamp(20px, 3vw, 32px);
  padding-block: clamp(18px, 3vw, 36px) clamp(30px, 5vw, 60px);
}

.page-home .home-hero__main {
  min-width: 0;
}

.page-home .home-hero__kicker {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--c-pulp);
  margin: 0 0 14px;
}

.page-home .home-hero__title {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.6rem, 6vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--c-moss);
  margin: 0 0 clamp(16px, 2vw, 24px);
  max-width: 18ch;
}

.page-home .home-hero__mark {
  color: var(--c-pulp);
}

.page-home .home-hero__lede {
  max-width: 38em;
  font-size: clamp(1rem, 1.1vw, 1.0625rem);
  line-height: 1.75;
  color: var(--c-ink);
  margin: 0 0 clamp(20px, 2.4vw, 28px);
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .home-hero__index {
  border-top: 1px solid var(--c-line);
  padding-top: 16px;
}

.page-home .home-index__caption {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--c-stone);
  margin: 0 0 12px;
}

.page-home .home-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .home-index__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--r-sm);
  text-decoration: none;
  color: var(--c-ink);
  transition: background-color 0.18s ease;
}

.page-home .home-index__item:hover,
.page-home .home-index__item:focus-visible {
  background: var(--c-wash);
}

.page-home .home-index__item:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 2px;
}

.page-home .home-index__item.is-current {
  background: var(--c-wash-strong);
}

.page-home .home-index__num {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--c-terrace);
}

.page-home .home-index__label {
  flex: 1 1 auto;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--c-moss);
}

.page-home .home-index__item.is-current .home-index__label {
  color: var(--c-pulp);
}

.page-home .home-index__meta {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.02em;
  color: var(--c-stone);
}

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

@media (min-width: 1000px) {
  .page-home .home-hero {
    grid-template-columns: minmax(0, 1.72fr) minmax(0, 1fr);
    grid-template-areas:
      "main index"
      "media index";
    align-items: start;
    gap: clamp(24px, 3.2vw, 52px);
  }
  .page-home .home-hero__main {
    grid-area: main;
  }
  .page-home .home-hero__index {
    grid-area: index;
    align-self: stretch;
    border-top: 0;
    border-left: 1px solid var(--c-line);
    padding: 2px 0 0 clamp(16px, 2vw, 28px);
  }
  .page-home .home-hero__media {
    grid-area: media;
    margin-top: clamp(6px, 1.4vw, 22px);
  }
}

/* ---------- 三件常用事：分段控件 ---------- */
.page-home .home-tasks {
  background: var(--c-wash);
  border-radius: var(--r-lg);
  padding: clamp(22px, 3.4vw, 44px);
  margin-block: clamp(20px, 4vw, 52px);
}

.page-home .home-tasks__head {
  margin-bottom: clamp(18px, 2.4vw, 28px);
}

.page-home .home-tasks__head .lede {
  margin-top: 10px;
}

.page-home .home-tabs__bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  border-bottom: 1px solid var(--c-line);
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-home .home-tab {
  appearance: none;
  -webkit-appearance: none;
  background: none;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: var(--r-sm) var(--r-sm) 0 0;
  padding: 10px 16px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--c-stone);
  cursor: pointer;
  transition: color 0.18s ease, background-color 0.18s ease;
}

.page-home .home-tab:hover {
  color: var(--c-pulp);
}

.page-home .home-tab[aria-selected="true"] {
  color: var(--c-moss);
  background: var(--c-ivory);
  border-color: var(--c-line);
  margin-bottom: -1px;
}

.page-home .home-tab:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 2px;
}

.page-home .home-panel {
  padding-top: 2px;
}

.page-home .home-panel[hidden] {
  display: none;
}

.page-home .home-panel:not([hidden]) + .home-panel:not([hidden]) {
  margin-top: 22px;
  border-top: 1px dashed var(--c-line);
  padding-top: 22px;
}

.page-home .home-note {
  margin: 16px 0 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-stone);
}

.page-home .home-note a {
  color: var(--c-terrace);
}

/* 会员三级 */
.page-home .home-tiers {
  display: grid;
  gap: 14px;
  grid-template-columns: 1fr;
}

.page-home .home-tier {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  background: var(--c-ivory);
}

.page-home .home-tier--gold {
  border-color: var(--c-gold);
  background: linear-gradient(180deg, rgba(225, 160, 58, 0.12), rgba(251, 248, 240, 1));
}

.page-home .home-tier__name {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.25rem;
  color: var(--c-moss);
  margin: 0;
}

.page-home .home-tier__lead {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--c-terrace);
  margin: 0;
}

.page-home .home-tier__list {
  margin: 0;
  padding-left: 1.05em;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
}

@media (min-width: 720px) {
  .page-home .home-tiers {
    grid-template-columns: 1.05fr 1fr 1.15fr;
    align-items: stretch;
  }
}

/* 桌面端版本 */
.page-home .home-version {
  display: grid;
  gap: 20px;
}

.page-home .home-version__label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--c-peel);
  margin: 0 0 6px;
}

.page-home .home-version__no {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-moss);
  margin: 0 0 12px;
}

.page-home .home-version__copy {
  margin: 0;
  max-width: 38em;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-home .home-version__feat {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .home-version__feat li {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--c-wash-strong);
  color: var(--c-moss);
}

.page-home .home-fold {
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  padding: 14px 16px;
  background: var(--c-ivory);
}

.page-home .home-fold + .home-fold {
  margin-top: 10px;
}

.page-home .home-fold summary {
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--c-moss);
}

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

.page-home .home-fold summary::before {
  content: "▸";
  display: inline-block;
  margin-right: 8px;
  color: var(--c-peel);
  transition: transform 0.18s ease;
}

.page-home .home-fold[open] summary::before {
  transform: rotate(90deg);
}

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

.page-home .home-fold p {
  margin: 10px 0 0;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
}

@media (min-width: 900px) {
  .page-home .home-version {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(22px, 3vw, 40px);
  }
}

/* 省份通道 */
.page-home .home-provinces {
  display: grid;
  gap: 22px;
}

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

.page-home .home-map {
  display: block;
  width: 100%;
  height: auto;
  background: var(--c-surface-2);
  border-radius: var(--r-md);
}

.page-home .home-map__dot {
  outline: none;
  cursor: default;
}

.page-home .home-map__dot > circle:not(.home-map__halo) {
  fill: var(--c-terrace-soft);
  stroke: var(--c-terrace);
  stroke-width: 1.5;
  transition: fill 0.18s ease, stroke 0.18s ease;
}

.page-home .home-map__dot:hover > circle:not(.home-map__halo),
.page-home .home-map__dot:focus-visible > circle:not(.home-map__halo) {
  fill: var(--c-pulp);
  stroke: var(--c-moss);
}

.page-home .home-map__dot--core > circle:not(.home-map__halo) {
  fill: var(--c-pulp);
  stroke: var(--c-gold);
  stroke-width: 3;
}

.page-home .home-map__halo {
  fill: none;
  stroke: var(--c-gold);
  stroke-width: 1.5;
  opacity: 0.65;
}

.page-home .home-map__dot:focus-visible {
  outline: 2px solid var(--c-gold);
  outline-offset: 2px;
}

.page-home .home-map__cap {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
  line-height: 1.7;
  color: var(--c-stone);
  margin: 10px 0 0;
}

.page-home .home-provinces__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--c-moss);
  margin: 0 0 10px;
}

.page-home .home-provinces__copy {
  margin: 0;
  max-width: 38em;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--c-ink);
}

.page-home .home-steps {
  list-style: none;
  counter-reset: hs;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-steps li {
  position: relative;
  counter-increment: hs;
  padding-left: 38px;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-home .home-steps li::before {
  content: counter(hs, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--c-pulp);
  background: var(--c-wash-strong);
  border-radius: 6px;
  padding: 2px 6px;
}

@media (min-width: 900px) {
  .page-home .home-provinces {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: start;
    gap: clamp(22px, 3vw, 40px);
  }
}

/* ---------- 九段旅程：藤蔓式时间轴 ---------- */
.page-home .home-journey {
  padding-block: clamp(30px, 4.8vw, 72px);
  border-top: 1px solid var(--c-line);
}

.page-home .home-journey__head {
  margin-bottom: clamp(20px, 2.8vw, 34px);
}

.page-home .home-journey__head .lede {
  margin-top: 10px;
}

.page-home .home-vine {
  display: grid;
  gap: clamp(20px, 3vw, 36px);
}

.page-home .home-vine__list {
  list-style: none;
  position: relative;
  margin: 0;
  padding: 0 0 0 26px;
  display: grid;
  gap: clamp(16px, 2vw, 24px);
}

.page-home .home-vine__list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  border-radius: 2px;
  background: var(--c-pulp);
  opacity: 0.5;
}

.page-home .home-vine__item {
  position: relative;
}

.page-home .home-vine__item::before {
  content: "";
  position: absolute;
  left: -26px;
  top: 5px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--c-ivory);
  border: 2px solid var(--c-pulp);
}

.page-home .home-vine__num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--c-peel);
  margin: 0 0 3px;
}

.page-home .home-vine__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--c-moss);
  margin: 0 0 6px;
}

.page-home .home-vine__item p:last-child {
  margin: 0;
  max-width: 38em;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
}

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

@media (min-width: 1000px) {
  .page-home .home-vine {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: start;
  }
  .page-home .home-vine__media {
    position: sticky;
    top: calc(var(--topbar-h) + 28px);
  }
}

/* ---------- 果园与冷链网络：不等宽数字块 ---------- */
.page-home .home-network {
  padding-block: clamp(30px, 4.8vw, 72px);
  border-top: 1px solid var(--c-line);
}

.page-home .home-stats {
  display: grid;
  gap: 14px;
  margin-top: clamp(18px, 2.6vw, 32px);
}

.page-home .home-stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 18px;
  border-radius: var(--r-md);
  background: var(--c-surface);
}

.page-home .home-stat--wide {
  background: var(--c-surface-2);
}

.page-home .home-stat--core {
  background: var(--c-wash-strong);
  border-left: 3px solid var(--c-pulp);
}

.page-home .home-stat__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(2rem, 3.6vw, 2.8rem);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-moss);
}

.page-home .home-stat__label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--c-terrace);
}

.page-home .home-stat p {
  margin: 6px 0 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--c-ink);
}

@media (min-width: 760px) {
  .page-home .home-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1020px) {
  .page-home .home-stats {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }
  .page-home .home-stat--wide {
    grid-column: span 3;
  }
  .page-home .home-stat--core {
    grid-column: span 3;
  }
  .page-home .home-stat {
    grid-column: span 2;
  }
}

.page-home .home-network__media {
  margin: clamp(20px, 3vw, 36px) 0 0;
  border-radius: var(--r-lg);
  overflow: hidden;
}

.page-home .home-coldchain {
  display: grid;
  gap: clamp(16px, 2.4vw, 28px);
  margin-top: clamp(20px, 3vw, 36px);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  background: var(--c-ivory);
  overflow: hidden;
}

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

.page-home .home-coldchain__body {
  padding: 0 clamp(18px, 2.6vw, 30px) clamp(18px, 2.6vw, 30px);
}

.page-home .home-coldchain__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--c-moss);
  margin: 0 0 10px;
}

.page-home .home-coldchain__body p {
  margin: 0 0 16px;
  max-width: 38em;
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--c-ink);
}

@media (min-width: 900px) {
  .page-home .home-coldchain {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr);
    align-items: center;
  }
  .page-home .home-coldchain__body {
    padding: clamp(20px, 2.6vw, 30px) clamp(18px, 2.6vw, 30px);
  }
}

/* ---------- 最近更新与归档 ---------- */
.page-home .home-updates {
  padding-block: clamp(30px, 4.8vw, 72px);
  border-top: 1px solid var(--c-line);
}

.page-home .home-updates__head .lede {
  margin-top: 10px;
}

.page-home .home-feed {
  list-style: none;
  margin: clamp(18px, 2.4vw, 30px) 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-home .home-feed__item {
  padding: 16px 0;
  border-top: 1px solid var(--c-line);
}

.page-home .home-feed__meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--c-peel);
  margin: 0 0 6px;
}

.page-home .home-feed__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--c-moss);
  margin: 0 0 6px;
}

.page-home .home-feed__item p:last-child {
  margin: 0;
  max-width: 40em;
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--c-ink);
}

.page-home .home-updates__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(18px, 2.6vw, 30px);
}

@media (min-width: 720px) {
  .page-home .home-feed {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(20px, 3vw, 40px);
  }
}

/* ---------- 窄屏收口 ---------- */
@media (max-width: 480px) {
  .page-home .home-index__meta {
    font-size: 0.6875rem;
  }
  .page-home .home-tab {
    padding: 9px 12px;
    font-size: 0.9375rem;
  }
  .page-home .home-coldchain__body {
    padding: 0 16px 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .home-index__item,
  .page-home .home-tab,
  .page-home .home-fold summary::before,
  .page-home .home-map__dot > circle:not(.home-map__halo) {
    transition: none;
  }
}