.page-home {
  --home-edge: clamp(20px, 4vw, 40px);
}

/* ---------- 首屏：目录 + 主题声明 ---------- */
.page-home .home-open {
  position: relative;
  padding: clamp(26px, 4.5vw, 58px) 0 clamp(30px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
}

.page-home .home-open::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20%;
  width: min(160px, 26vw);
  height: 3px;
  background: linear-gradient(90deg, var(--gold), rgba(212, 162, 76, 0));
}

.page-home .home-open__wrap {
  display: grid;
  gap: 26px;
}

.page-home .home-toc__cap {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--text-2);
}

.page-home .home-toc__list {
  list-style: none;
  margin: 0;
  padding: 0 0 8px;
  display: flex;
  gap: 18px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.page-home .home-toc__link {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  flex: 0 0 auto;
  font-size: 14px;
  color: var(--text-2);
  text-decoration: none;
  white-space: nowrap;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: color .18s ease, border-color .18s ease;
}

.page-home .home-toc__link:hover,
.page-home .home-toc__link:focus-visible {
  color: var(--gold-lite);
  border-bottom-color: var(--gold);
}

.page-home .home-toc__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--electric);
}

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

.page-home .home-title {
  margin: 14px 0 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(30px, 6.4vw, 58px);
  line-height: 1.16;
  letter-spacing: -.012em;
  color: var(--text);
}

.page-home .home-deck {
  max-width: 56ch;
  margin: 20px 0 0;
  font-size: clamp(15.5px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--text-2);
}

.page-home .home-deck strong {
  color: var(--gold-lite);
  font-weight: 600;
}

.page-home .home-hero-media {
  margin: clamp(22px, 3vw, 34px) 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    linear-gradient(140deg, rgba(30, 58, 95, .55), rgba(11, 27, 43, .92));
}

.page-home .home-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .74;
}

/* ---------- 分节骨架 ---------- */
.page-home .home-sec {
  padding: clamp(38px, 6vw, 84px) 0;
  border-bottom: 1px solid var(--line);
}

.page-home .home-sec__head {
  display: grid;
  gap: 10px;
  margin-bottom: clamp(22px, 3vw, 40px);
}

.page-home .home-sec__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .2em;
  color: var(--gold);
}

.page-home .home-sec__title {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(23px, 3.4vw, 38px);
  line-height: 1.26;
  color: var(--text);
}

.page-home .home-sec__note {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: var(--text-2);
}

/* ---------- 通用链接 ---------- */
.page-home .home-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: .02em;
  color: var(--gold-lite);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 162, 76, .5);
  padding-bottom: 3px;
  transition: color .16s ease, border-color .16s ease, gap .16s ease;
}

.page-home .home-link:hover,
.page-home .home-link:focus-visible {
  color: var(--electric);
  border-bottom-color: var(--electric);
  gap: 13px;
}

/* ---------- 01 本月更新 ---------- */
.page-home .upd-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.page-home .upd-filter__btn {
  font-family: var(--font-body);
  font-size: 13px;
  color: var(--text-2);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 15px;
  cursor: pointer;
  transition: color .16s ease, border-color .16s ease, background-color .16s ease;
}

.page-home .upd-filter__btn:hover {
  color: var(--text);
  border-color: var(--steel);
}

.page-home .upd-filter__btn.is-active,
.page-home .upd-filter__btn[aria-pressed="true"] {
  color: var(--ink);
  background: var(--electric);
  border-color: var(--electric);
}

.page-home .upd-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-home .upd-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(30, 58, 95, .5), rgba(18, 38, 58, .8));
  transition: transform .18s ease, border-color .18s ease;
}

.page-home .upd-card:hover {
  transform: translateY(-2px);
  border-color: var(--steel);
}

.page-home .upd-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.page-home .upd-card__cat {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--celadon);
  border: 1px solid rgba(95, 168, 154, .45);
  border-radius: 999px;
  padding: 3px 10px;
}

.page-home .upd-card[data-tags~="cost"] .upd-card__cat {
  color: var(--gold-lite);
  border-color: rgba(212, 162, 76, .5);
}

.page-home .upd-card[data-tags~="version"] .upd-card__cat {
  color: var(--violet-lite);
  border-color: rgba(107, 95, 168, .6);
}

.page-home .upd-card__time {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-2);
}

.page-home .upd-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 19px;
  line-height: 1.42;
  color: var(--text);
}

.page-home .upd-card__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text-2);
}

/* ---------- 02 三档费用 ---------- */
.page-home .cost-grid {
  display: grid;
  gap: 16px;
}

.page-home .cost-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 30px 22px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(212, 162, 76, .13), transparent 62%),
    linear-gradient(180deg, rgba(30, 58, 95, .62), rgba(11, 27, 43, .92));
  box-shadow: var(--shadow-card);
  transition: transform .18s ease, border-color .18s ease;
}

.page-home .cost-card:hover {
  transform: translateY(-3px);
  border-color: rgba(212, 162, 76, .62);
}

.page-home .cost-card__tag {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink);
  background: var(--celadon);
  border-radius: 999px;
  padding: 4px 11px;
}

.page-home .cost-card__amount {
  margin: 4px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(42px, 8vw, 58px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--gold-lite);
  transform-origin: left center;
  transition: transform .2s ease;
}

.page-home .cost-card:hover .cost-card__amount {
  transform: scale(1.05);
}

.page-home .cost-card__amount span {
  font-size: .36em;
  margin-left: 6px;
  color: var(--text-2);
}

.page-home .cost-card__name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 18px;
  color: var(--text);
}

.page-home .cost-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text-2);
}

.page-home .cost-card__points {
  list-style: none;
  margin: 4px 0 0;
  padding: 0;
  display: grid;
  gap: 9px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-home .cost-card__points li {
  position: relative;
  padding-left: 16px;
}

.page-home .cost-card__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--electric);
}

.page-home .cost-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-home .cost-foot__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-home .cost-media {
  margin: 28px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(18, 38, 58, .9), rgba(11, 27, 43, .95));
}

.page-home .cost-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .8;
}

/* ---------- 03 版本选择 ---------- */
.page-home .ver-split {
  display: grid;
  gap: 26px;
}

.page-home .ver-side__title {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 21px;
  color: var(--text);
}

.page-home .ver-side__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-2);
}

.page-home .ver-side__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.76;
  color: var(--text-2);
}

.page-home .ver-side__list li {
  position: relative;
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.page-home .ver-side__list li::before {
  content: "";
  position: absolute;
  left: -3px;
  top: .62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
}

.page-home .ver-side__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 24px;
}

.page-home .ver-table-wrap {
  min-width: 0;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(18, 38, 58, .72);
}

.page-home .ver-table {
  width: 100%;
  min-width: 420px;
  border-collapse: collapse;
}

.page-home .ver-table caption {
  padding: 18px 18px 0;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--text-2);
}

.page-home .ver-table th,
.page-home .ver-table td {
  padding: 15px 18px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

.page-home .ver-table thead th {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-2);
  letter-spacing: .04em;
  white-space: nowrap;
}

.page-home .ver-table tbody th {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 15px;
  color: var(--text);
}

.page-home .ver-table td {
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--gold-lite);
}

.page-home .ver-table tbody tr:last-child th,
.page-home .ver-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-home .ver-table tbody tr:hover {
  background: rgba(30, 58, 95, .55);
}

/* ---------- 04 换设备 ---------- */
.page-home .switch-flow {
  display: grid;
  gap: 14px;
}

.page-home .switch-step {
  padding: 24px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(30, 58, 95, .45), rgba(11, 27, 43, .82));
  transition: border-color .18s ease, background-color .18s ease;
}

.page-home .switch-step:hover,
.page-home .switch-step:focus-visible {
  border-color: var(--electric);
  outline: none;
  background: linear-gradient(180deg, rgba(30, 58, 95, .68), rgba(11, 27, 43, .86));
}

.page-home .switch-step__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--electric);
}

.page-home .switch-step__title {
  margin: 10px 0 8px;
  font-family: var(--font-heading);
  font-size: 21px;
  line-height: 1.36;
  color: var(--text);
}

.page-home .switch-step__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-home .switch-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 22px;
  color: var(--electric);
}

.page-home .switch-arrow span {
  display: block;
  transform: rotate(90deg);
}

.page-home .switch-media {
  margin: 26px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(18, 38, 58, .85);
}

.page-home .switch-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .82;
}

/* ---------- 05 访问与额度 ---------- */
.page-home .access-split {
  display: grid;
  gap: 18px;
}

.page-home .access-card {
  padding: clamp(24px, 3.4vw, 38px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(90% 80% at 0% 0%, rgba(95, 168, 154, .18), transparent 62%),
    linear-gradient(180deg, rgba(18, 38, 58, .92), rgba(11, 27, 43, .96));
}

.page-home .access-card__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(40px, 7vw, 62px);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--celadon);
}

.page-home .access-card__title {
  margin: 16px 0 10px;
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--text);
}

.page-home .access-card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.82;
  color: var(--text-2);
}

.page-home .quota-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius);
  background: rgba(18, 38, 58, .8);
}

.page-home .quota-card__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 20px;
  color: var(--text);
}

.page-home .quota-card__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-2);
}

.page-home .quota-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .quota-tags li {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink);
  background: var(--gold-lite);
  border-radius: 999px;
  padding: 5px 14px;
}

.page-home .quota-card__foot {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: var(--text-2);
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

/* ---------- 06 栏目索引 ---------- */
.page-home .col-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.page-home .col-index__item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 17px 16px;
  background: var(--ink-2);
  font-size: 14.5px;
  color: var(--text-2);
  transition: background-color .16s ease, color .16s ease;
}

.page-home .col-index__item:hover {
  background: var(--steel);
  color: var(--text);
}

.page-home .col-index__num {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--celadon);
}

.page-home .col-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 22px;
}

.page-home .col-foot__text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-2);
}

.page-home .col-media {
  margin: 28px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    repeating-linear-gradient(90deg, rgba(42, 64, 88, .5) 0 1px, transparent 1px 48px),
    rgba(18, 38, 58, .85);
}

.page-home .col-media img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .7;
}

/* ---------- 收尾 ---------- */
.page-home .home-cta {
  padding: clamp(34px, 5vw, 62px) 0 0;
}

.page-home .home-cta__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(80% 120% at 100% 0%, rgba(107, 95, 168, .22), transparent 65%),
    rgba(18, 38, 58, .82);
}

.page-home .home-cta__text {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(17px, 2.2vw, 22px);
  line-height: 1.6;
  color: var(--text);
  max-width: 46ch;
}

.page-home .home-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

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

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

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

@media (min-width: 760px) {
  .page-home .switch-flow {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: stretch;
  }

  .page-home .switch-arrow span {
    transform: none;
  }
}

@media (min-width: 900px) {
  .page-home .home-open__wrap {
    grid-template-columns: 196px minmax(0, 1fr);
    gap: clamp(30px, 4vw, 62px);
    align-items: start;
  }

  .page-home .home-toc {
    border-left: 1px solid var(--line);
    padding-left: 18px;
    position: sticky;
    top: calc(var(--bar-h) + 20px);
  }

  .page-home .home-toc__list {
    display: grid;
    gap: 12px;
    overflow: visible;
    padding-bottom: 0;
  }

  .page-home .home-sec__head {
    grid-template-columns: 76px minmax(0, 1fr) minmax(0, 320px);
    align-items: baseline;
    gap: clamp(22px, 3vw, 40px);
  }

  .page-home .ver-split {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(30px, 4vw, 54px);
    align-items: start;
  }

  .page-home .access-split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: clamp(20px, 3vw, 34px);
    align-items: stretch;
  }
}

@media (min-width: 1024px) {
  .page-home .cost-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-home .upd-card,
  .page-home .cost-card,
  .page-home .cost-card__amount,
  .page-home .home-toc__link,
  .page-home .home-link,
  .page-home .col-index__item,
  .page-home .upd-filter__btn {
    transition: none;
  }

  .page-home .upd-card:hover,
  .page-home .cost-card:hover {
    transform: none;
  }

  .page-home .cost-card:hover .cost-card__amount {
    transform: none;
  }

  .page-home .home-link:hover,
  .page-home .home-link:focus-visible {
    gap: 8px;
  }
}