.page-home {
  --home-rule: 1px solid var(--c-line);
  --home-radius: var(--r-lg);
}

.page-home .section {
  padding-block: 40px;
}

/* ---------- 首屏拼贴 ---------- */
.page-home .home-hero {
  padding-top: 20px;
}

.page-home .collage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--c-line);
  border: var(--home-rule);
  border-radius: var(--home-radius);
  overflow: hidden;
}

.page-home .collage-cell {
  background: var(--c-white);
  padding: 24px 20px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .cell-main {
  background: var(--c-white);
}

.page-home .cell-main h1 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(30px, 7.6vw, 52px);
  line-height: 1.22;
  letter-spacing: -0.01em;
  color: var(--c-ink);
  margin: 2px 0 0;
}

.page-home .cell-main .lede {
  margin: 0;
  max-width: 38ch;
}

.page-home .collage-figure {
  margin: 8px 0 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--c-mist);
}

.page-home .collage-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-home .cell-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.page-home .cell-label {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--c-mute);
  margin: 0;
}

.page-home .cell-ver-num {
  font-family: var(--f-mono);
  font-size: clamp(50px, 14vw, 92px);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--c-ink);
  margin: 4px 0 2px;
  border-bottom: 3px solid var(--c-red);
  align-self: flex-start;
  padding-bottom: 6px;
}

.page-home .cell-stat {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin: 4px 0 0;
}

.page-home .cell-stat .num--lg {
  font-family: var(--f-mono);
  font-size: clamp(38px, 9vw, 52px);
  line-height: 1;
  color: var(--c-ink);
}

.page-home .cell-unit {
  font-size: 14px;
  color: var(--c-mute);
}

.page-home .cell-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-mute);
}

.page-home .cell-note .num {
  font-family: var(--f-mono);
  color: var(--c-ink);
}

.page-home .cell-link {
  margin-top: auto;
  align-self: flex-start;
  font-size: 14px;
  color: var(--c-turq);
  text-decoration: none;
  border-bottom: 1px solid var(--c-turq-16);
  padding-bottom: 2px;
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .cell-link:hover,
.page-home .cell-link:focus-visible {
  border-color: var(--c-turq);
}

.page-home .legend-chips {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.page-home .legend-chips li {
  font-size: 13px;
  line-height: 1;
  padding: 7px 12px;
  border-radius: var(--pill);
  border: var(--home-rule);
  background: var(--c-mist);
  color: var(--c-ink);
  white-space: nowrap;
}

.page-home .legend-chips li::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--c-turq);
  margin-right: 7px;
  vertical-align: 1px;
}

@media (min-width: 900px) {
  .page-home .collage {
    grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr) minmax(0, 1.05fr);
    grid-template-areas:
      "main ver up"
      "main legend status";
  }

  .page-home .cell-main { grid-area: main; padding: 34px 34px 30px; }
  .page-home .cell-ver { grid-area: ver; }
  .page-home .cell-up { grid-area: up; }
  .page-home .cell-legend { grid-area: legend; }
  .page-home .cell-status { grid-area: status; }
}

/* ---------- 变更说明 ---------- */
.page-home .home-changes {
  background: var(--c-mist);
}

.page-home .changes-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .changes-figure {
  margin: 0 0 6px;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--c-white);
}

.page-home .changes-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.page-home .changes-side h2 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(26px, 6vw, 38px);
  line-height: 1.25;
  margin: 0;
  color: var(--c-ink);
}

.page-home .changes-intro {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mute);
}

.page-home .changes-body {
  display: flex;
  flex-direction: column;
}

.page-home .change-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 20px 0;
  border-bottom: var(--home-rule);
}

.page-home .change-item:first-child {
  padding-top: 0;
}

.page-home .change-item--flat:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .change-idx {
  font-family: var(--f-mono);
  font-size: 20px;
  line-height: 1.3;
  color: var(--c-red);
  margin: 0;
}

.page-home .change-text h3 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 19px;
  line-height: 1.4;
  margin: 0 0 6px;
  color: var(--c-ink);
}

.page-home .change-text p {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-mute);
  max-width: 44ch;
}

.page-home .change-fold {
  margin-top: 4px;
  background: var(--c-white);
  border: var(--home-rule);
  border-radius: var(--r-md);
  overflow: hidden;
}

.page-home .change-fold .fold-head {
  width: 100%;
  padding: 16px 18px;
}

.page-home .change-fold .fold-inner {
  padding: 0 18px 4px;
}

/* ---------- 分类索引 ---------- */
.page-home .catalog-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-bottom: 24px;
}

.page-home .catalog-head-text h2 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(26px, 6vw, 40px);
  line-height: 1.25;
  margin: 8px 0 10px;
  color: var(--c-ink);
}

.page-home .catalog-head-text p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mute);
  max-width: 46ch;
}

.page-home .catalog-figure {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--c-mist);
}

.page-home .catalog-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 3 / 1;
  object-fit: cover;
}

.page-home .catalog-filter .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.page-home .catalog-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--c-line);
  border: var(--home-rule);
  border-radius: var(--home-radius);
  overflow: hidden;
}

.page-home .catalog-item {
  background: var(--c-white);
  padding: 20px 18px;
  min-width: 0;
  transition: background var(--dur) var(--ease);
}

.page-home .catalog-item:hover {
  background: var(--c-turq-08);
}

.page-home .cat-idx {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: .06em;
  color: var(--c-mute);
  margin: 0 0 6px;
}

.page-home .catalog-item h3 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 18px;
  line-height: 1.4;
  margin: 0 0 6px;
  color: var(--c-ink);
}

.page-home .catalog-item p:last-child {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--c-mute);
}

.page-home .filter-empty {
  margin: 18px 0 0;
  padding: 18px;
  border-radius: var(--r-md);
  background: var(--c-mist);
  border: var(--home-rule);
  font-size: 14px;
  color: var(--c-mute);
}

@media (min-width: 720px) {
  .page-home .catalog-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-home .catalog-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    align-items: center;
    gap: 30px;
  }

  .page-home .catalog-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 帮助中心 ---------- */
.page-home .home-faq {
  background: var(--c-mist);
}

.page-home .home-faq .section-head p {
  max-width: 52ch;
}

.page-home .update-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  padding: 22px 20px;
  background: var(--c-white);
  border: var(--home-rule);
  border-radius: var(--home-radius);
  margin-bottom: 22px;
}

.page-home .update-bar-main {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .update-nums {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  margin: 0;
}

.page-home .update-nums > span {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-home .update-nums .num--xl {
  font-family: var(--f-mono);
  font-size: clamp(40px, 11vw, 68px);
  line-height: 1;
  color: var(--c-ink);
}

.page-home .update-unit {
  font-size: 14px;
  color: var(--c-mute);
  white-space: nowrap;
}

.page-home .update-bar-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--c-mute);
  max-width: 46ch;
  border-left: 2px solid var(--c-red-20);
  padding-left: 14px;
}

.page-home .faq-columns {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--c-line);
  border: var(--home-rule);
  border-radius: var(--home-radius);
  overflow: hidden;
}

.page-home .faq-columns li {
  background: var(--c-white);
  padding: 16px 18px;
  min-width: 0;
}

.page-home .col-idx {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-turq);
  margin: 0 0 5px;
}

.page-home .faq-columns h3 {
  font-size: 15.5px;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--c-ink);
}

.page-home .faq-columns p:last-child {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: var(--c-mute);
}

@media (min-width: 640px) {
  .page-home .faq-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-home .update-bar {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center;
    gap: 34px;
    padding: 28px 30px;
  }

  .page-home .faq-columns {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

/* ---------- 状态与费用 ---------- */
.page-home .state-body h2 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(26px, 6vw, 40px);
  line-height: 1.25;
  margin: 8px 0 12px;
  color: var(--c-ink);
}

.page-home .state-body > p {
  margin: 0 0 22px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--c-mute);
  max-width: 46ch;
}

.page-home .state-track {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1px;
  background: var(--c-line);
  border: var(--home-rule);
  border-radius: var(--home-radius);
  overflow: hidden;
  counter-reset: none;
}

.page-home .state-track li {
  background: var(--c-white);
  padding: 14px 16px;
  min-width: 0;
}

.page-home .state-idx {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--c-red);
  margin: 0 0 4px;
}

.page-home .state-track h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--c-ink);
}

.page-home .state-track p:last-child {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--c-mute);
}

.page-home .fee-block {
  padding: 22px 20px;
  background: var(--c-mist);
  border-radius: var(--r-lg);
}

.page-home .fee-title {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 20px;
  margin: 0 0 8px;
  color: var(--c-ink);
}

.page-home .fee-note {
  margin: 0 0 18px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--c-mute);
  max-width: 44ch;
}

.page-home .fee-scale {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 12px;
}

.page-home .fee-step {
  height: 12px;
  border-radius: var(--pill);
  background: var(--c-turq);
  opacity: .22;
}

.page-home .fee-step:nth-child(2) { opacity: .4; }
.page-home .fee-step:nth-child(3) { opacity: .58; }
.page-home .fee-step:nth-child(4) { opacity: .76; }
.page-home .fee-step:nth-child(5) { opacity: 1; }

.page-home .fee-labels {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 6px;
}

.page-home .fee-labels li {
  font-size: 11.5px;
  line-height: 1.5;
  color: var(--c-mute);
  text-align: center;
}

.page-home .fee-labels .num {
  display: block;
  font-family: var(--f-mono);
  font-size: 12.5px;
  color: var(--c-ink);
}

.page-home .state-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-home .state-figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--c-mist);
}

.page-home .state-figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  aspect-ratio: 9 / 7;
  object-fit: cover;
}

.page-home .state-aside {
  padding: 18px 20px;
  border: var(--home-rule);
  border-radius: var(--r-md);
  background: var(--c-white);
}

.page-home .state-aside .cell-note {
  margin-top: 6px;
}

@media (min-width: 680px) {
  .page-home .state-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-home .state-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 反馈与版本更新 ---------- */
.page-home .channel-panel {
  padding: 30px 22px;
  border-radius: var(--r-xl);
  background: var(--c-deep);
  color: var(--c-white);
}

.page-home .channel-head h2 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: clamp(24px, 6vw, 36px);
  line-height: 1.25;
  margin: 8px 0 22px;
  color: var(--c-white);
}

.page-home .eyebrow--light {
  color: rgba(255, 255, 255, .72);
}

.page-home .channel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  margin-bottom: 26px;
}

.page-home .channel-card {
  padding: 18px 18px 20px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .16);
}

.page-home .channel-idx {
  font-family: var(--f-mono);
  font-size: 22px;
  line-height: 1;
  margin: 0 0 10px;
  color: var(--c-gold);
}

.page-home .channel-card h3 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 19px;
  margin: 0 0 8px;
  color: var(--c-white);
}

.page-home .channel-card p {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: rgba(255, 255, 255, .76);
  max-width: 42ch;
}

.page-home .channel-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .btn--light {
  color: var(--c-white);
  border-color: rgba(255, 255, 255, .42);
  background: transparent;
}

.page-home .btn--light:hover,
.page-home .btn--light:focus-visible {
  border-color: var(--c-white);
}

@media (min-width: 760px) {
  .page-home .channel-panel {
    padding: 40px 40px 36px;
  }

  .page-home .channel-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }
}

@media (min-width: 1000px) {
  .page-home .split--narrow {
    align-items: start;
  }
}

/* ---------- 动效与可达性 ---------- */
.page-home .catalog-item,
.page-home .change-item,
.page-home .state-track li {
  transition: background var(--dur) var(--ease);
}

@media (prefers-reduced-motion: reduce) {
  .page-home *,
  .page-home *::before,
  .page-home *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}