.page-home {
  --home-rail-w: 218px;
  --home-side-w: 262px;
  display: block;
  padding-top: var(--s-5);
  padding-bottom: var(--s-6);
}

.page-home [id] {
  scroll-margin-top: var(--s-5);
}

/* ---------- 上下文行 ---------- */
.page-home .home-context {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-2) var(--s-3);
  margin: 0 0 var(--s-4);
  padding-bottom: var(--s-3);
  border-bottom: 1px solid var(--line-soft);
  font-size: 13px;
  color: var(--text-dim);
}

.page-home .home-context__key {
  color: var(--violet);
  letter-spacing: 0.08em;
}

.page-home .home-context__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}

/* ---------- 首屏 ---------- */
.page-home .home-lead {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-5);
  padding: var(--s-4) 0 var(--s-5);
  margin-bottom: var(--s-5);
  position: relative;
}

.page-home .home-lead::before {
  content: "";
  position: absolute;
  inset: -10% -20% auto -20%;
  height: 260px;
  background: radial-gradient(60% 100% at 22% 0%, rgba(139, 92, 255, 0.22), transparent 70%),
    radial-gradient(50% 90% at 88% 12%, rgba(33, 230, 210, 0.14), transparent 72%);
  pointer-events: none;
  z-index: 0;
}

.page-home .home-lead__text {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.page-home .home-lead__title {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(27px, 5.4vw, 46px);
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0 0 var(--s-4);
  color: var(--text);
  text-shadow: 0 0 24px rgba(139, 92, 255, 0.32);
  max-width: 20ch;
}

.page-home .lead {
  max-width: 42ch;
  margin-bottom: var(--s-4);
}

.page-home .home-lead__points {
  list-style: none;
  margin: 0 0 var(--s-5);
  padding: 0;
  display: grid;
  gap: var(--s-2);
}

.page-home .home-lead__points li {
  display: flex;
  gap: var(--s-3);
  align-items: baseline;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--text-dim);
}

.page-home .home-lead__num {
  flex: none;
  min-width: 4ch;
  font-size: 20px;
  font-weight: 700;
  color: var(--gold);
  text-shadow: 0 0 14px rgba(243, 179, 61, 0.38);
}

.page-home .home-lead__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  margin-bottom: var(--s-4);
}

.page-home .home-quick {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
}

.page-home .home-quick__item {
  font-size: 13px;
  color: var(--text-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 14px;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.page-home .home-quick__item:hover,
.page-home .home-quick__item:focus-visible {
  color: var(--text);
  border-color: var(--cyan);
  background: rgba(33, 230, 210, 0.09);
}

/* ---------- 图片容器 ---------- */
.page-home .home-shot {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(158deg, var(--ink-800), var(--ink-700));
  z-index: 1;
}

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

.page-home .home-shot::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(0deg, rgba(232, 244, 241, 0.035) 0 1px, transparent 1px 3px);
}

.page-home .home-shot__cap {
  position: absolute;
  left: var(--s-3);
  right: var(--s-3);
  bottom: var(--s-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-2);
  align-items: center;
  padding: var(--s-2) var(--s-3);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(6, 17, 15, 0.78);
  font-size: 13px;
  color: var(--text);
}

/* ---------- 三栏骨架 ---------- */
.page-home .home-deck {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-5);
  align-items: start;
  padding-bottom: var(--s-5);
}

.page-home .home-body {
  display: grid;
  gap: var(--s-6);
  min-width: 0;
}

.page-home .home-rail {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  padding: var(--s-4);
  min-width: 0;
}

/* ---------- 左栏索引 ---------- */
.page-home .home-rail__kicker {
  margin: 0 0 var(--s-3);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--cyan);
}

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

.page-home .home-rail__link {
  display: flex;
  gap: var(--s-3);
  align-items: baseline;
  padding: var(--s-2) var(--s-3);
  border-left: 2px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  font-size: 14px;
  transition: color 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.page-home .home-rail__link:hover,
.page-home .home-rail__link:focus-visible {
  color: var(--text);
  background: rgba(33, 230, 210, 0.07);
  border-left-color: var(--cyan);
}

.page-home .home-rail__link[aria-current="true"] {
  color: var(--text);
  background: rgba(139, 92, 255, 0.14);
  border-left-color: var(--violet);
}

.page-home .home-rail__no {
  flex: none;
  font-size: 12px;
  color: var(--violet);
}

.page-home .home-rail__foot {
  margin: var(--s-3) 0 0;
  padding-top: var(--s-3);
  border-top: 1px solid var(--line-soft);
  font-size: 12.5px;
  color: var(--text-dim);
}

.page-home .home-rail__foot .mono {
  color: var(--gold);
}

/* ---------- 右栏卡片 ---------- */
.page-home .home-rail--side {
  display: grid;
  gap: var(--s-3);
  padding: 0;
  border: 0;
  background: none;
}

.page-home .side-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  padding: var(--s-4);
  position: relative;
  overflow: hidden;
}

.page-home .side-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--violet), var(--cyan));
}

.page-home .side-card--alt::before {
  background: linear-gradient(180deg, var(--gold), var(--glitch));
}

.page-home .side-card--line::before {
  background: var(--line);
}

.page-home .side-card__k {
  margin: 0 0 var(--s-2);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
}

.page-home .side-card__title {
  margin: 0 0 var(--s-2);
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-home .side-card__text {
  margin: 0 0 var(--s-3);
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--text-dim);
}

.page-home .side-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--s-2);
}

.page-home .side-links a {
  font-size: 13.5px;
  color: var(--text-dim);
  border-bottom: 1px dashed var(--line);
  padding-bottom: var(--s-1);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-home .side-links a:hover,
.page-home .side-links a:focus-visible {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------- 区块标题 ---------- */
.page-home .home-block {
  min-width: 0;
}

.page-home .home-head {
  display: grid;
  gap: var(--s-2);
  margin-bottom: var(--s-4);
  padding-bottom: var(--s-3);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-head__no {
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--violet);
}

.page-home .home-head__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(20px, 2.7vw, 27px);
  line-height: 1.28;
  color: var(--text);
}

.page-home .home-head__desc {
  margin: 0;
  max-width: 46ch;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-dim);
}

.page-home .home-note {
  margin: var(--s-4) 0 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--text-dim);
  max-width: 62ch;
}

.page-home .home-note a {
  color: var(--cyan);
  border-bottom: 1px solid rgba(33, 230, 210, 0.4);
}

/* ---------- 主题簇折叠 ---------- */
.page-home .cluster-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--s-2);
}

.page-home .cluster {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  overflow: hidden;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.page-home .cluster:hover {
  border-color: rgba(33, 230, 210, 0.45);
}

.page-home .cluster:target {
  border-color: var(--gold);
  box-shadow: 0 0 0 1px rgba(243, 179, 61, 0.32);
}

.page-home .cluster__box {
  display: block;
}

.page-home .cluster__sum {
  list-style: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: var(--s-3);
  align-items: center;
  padding: var(--s-3) var(--s-4);
  font-weight: 700;
  color: var(--text);
  font-size: 15px;
}

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

.page-home .cluster__sum::marker {
  content: "";
}

.page-home .cluster__no {
  font-size: 12px;
  color: var(--violet);
  font-weight: 500;
}

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

.page-home .cluster__tag {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-dim);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 10px;
  white-space: nowrap;
}

.page-home .cluster__chev {
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--cyan);
  border-bottom: 2px solid var(--cyan);
  transform: rotate(45deg) translate(-2px, -2px);
  transition: transform 0.18s ease;
}

.page-home .cluster__box[open] .cluster__chev {
  transform: rotate(-135deg) translate(-2px, -2px);
}

.page-home .cluster__body {
  padding: var(--s-3) var(--s-4) var(--s-4);
  border-top: 1px solid var(--line-soft);
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-dim);
  border-left: 2px solid rgba(139, 92, 255, 0.35);
}

.page-home .cluster__body p {
  margin: 0;
  max-width: 52ch;
}

/* ---------- 房间人数对照 ---------- */
.page-home .room-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-4);
}

.page-home .home-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  -webkit-overflow-scrolling: touch;
}

.page-home .home-table-wrap .data-table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  font-size: 14px;
}

.page-home .home-table-wrap caption {
  text-align: left;
  padding: var(--s-3) var(--s-4);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--cyan);
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-table-wrap th,
.page-home .home-table-wrap td {
  padding: var(--s-3) var(--s-4);
  text-align: left;
  border-bottom: 1px solid var(--line-soft);
  color: var(--text-dim);
}

.page-home .home-table-wrap thead th {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--text);
  background: var(--ink-700);
}

.page-home .home-table-wrap tbody tr:nth-child(odd) {
  background: rgba(20, 42, 38, 0.45);
}

.page-home .home-table-wrap tbody tr:hover {
  background: rgba(33, 230, 210, 0.07);
}

.page-home .home-table-wrap tbody th[scope="row"] {
  color: var(--gold);
  font-weight: 700;
  white-space: nowrap;
}

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

/* ---------- 项目清单 ---------- */
.page-home .home-shot--band {
  margin-bottom: var(--s-4);
}

.page-home .cat-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--s-3);
  grid-template-columns: minmax(0, 1fr);
}

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

.page-home .cat__link {
  display: grid;
  gap: var(--s-1);
  height: 100%;
  padding: var(--s-3) var(--s-4) var(--s-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
  color: var(--text);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.page-home .cat__link:hover,
.page-home .cat__link:focus-visible {
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
  transform: translateY(-2px);
}

.page-home .cat__no {
  font-size: 26px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--gold);
  text-shadow: 0 0 14px rgba(243, 179, 61, 0.35);
}

.page-home .cat__name {
  font-size: 16px;
  font-weight: 800;
  margin-top: var(--s-1);
}

.page-home .cat__desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-dim);
}

/* ---------- 教程与版本 ---------- */
.page-home .guide-duo {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-4);
  margin-bottom: var(--s-4);
}

.page-home .step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--s-3);
}

.page-home .step {
  position: relative;
  padding: var(--s-3) var(--s-4) var(--s-3) var(--s-5);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
}

.page-home .step::before {
  content: "";
  position: absolute;
  left: calc(var(--s-4) - 10px);
  top: var(--s-4);
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(33, 230, 210, 0.16);
}

.page-home .step__no {
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--violet);
}

.page-home .step__name {
  margin: var(--s-1) 0 var(--s-1);
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
}

.page-home .step p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 48ch;
}

.page-home .home-shot--guide {
  min-height: 100%;
}

.page-home .version-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-3);
}

.page-home .version-card {
  display: grid;
  gap: var(--s-2);
  padding: var(--s-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, rgba(33, 230, 210, 0.08), transparent 62%), var(--ink-800);
  color: var(--text);
  transition: border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.page-home .version-card:hover,
.page-home .version-card:focus-visible {
  border-color: var(--cyan);
  box-shadow: var(--shadow-cyan);
  transform: translateY(-2px);
}

.page-home .version-card--alt {
  background: linear-gradient(150deg, rgba(243, 179, 61, 0.1), transparent 62%), var(--ink-800);
}

.page-home .version-card--alt:hover,
.page-home .version-card--alt:focus-visible {
  border-color: var(--gold);
  box-shadow: 0 10px 28px rgba(243, 179, 61, 0.16);
}

.page-home .version-card__title {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
}

.page-home .version-card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
}

.page-home .version-card__go {
  font-size: 12.5px;
  color: var(--cyan);
}

.page-home .version-card--alt .version-card__go {
  color: var(--gold);
}

/* ---------- 更新节奏与联系 ---------- */
.page-home .rhythm-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-3);
  margin-bottom: var(--s-5);
}

.page-home .rhythm-item {
  padding: var(--s-3) var(--s-4);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--ink-800);
}

.page-home .rhythm-item__k {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--violet);
  border: 1px solid rgba(139, 92, 255, 0.4);
  border-radius: 999px;
  padding: 2px 10px;
}

.page-home .rhythm-item__name {
  margin: var(--s-3) 0 var(--s-1);
  font-size: 15.5px;
  font-weight: 800;
  color: var(--text);
}

.page-home .rhythm-item p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--text-dim);
}

.page-home .contact-strip {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-4);
  align-items: center;
  padding: var(--s-4);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(243, 179, 61, 0.09), transparent 55%), var(--ink-800);
}

.page-home .contact-strip__title {
  margin: 0 0 var(--s-2);
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
}

.page-home .contact-strip__text p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 48ch;
}

.page-home .contact-strip__items {
  display: grid;
  gap: var(--s-2);
}

.page-home .contact-strip__item {
  margin: 0;
  font-size: 13.5px;
  color: var(--text);
  word-break: break-all;
}

.page-home .contact-strip__k {
  display: inline-block;
  min-width: 4.5ch;
  margin-right: var(--s-2);
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.page-home .contact-strip .btn {
  justify-self: start;
}

/* ---------- 桌面三栏 ---------- */
@media (min-width: 1120px) {
  .page-home .home-deck {
    grid-template-columns: var(--home-rail-w) minmax(0, 1fr) var(--home-side-w);
  }

  .page-home .home-rail--index,
  .page-home .home-rail--side {
    position: sticky;
    top: var(--s-5);
  }

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

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

  .page-home .contact-strip {
    grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr) auto;
  }
}

@media (min-width: 900px) {
  .page-home .home-lead {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-home .room-duo {
    grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
    align-items: stretch;
  }

  .page-home .guide-duo {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: stretch;
  }

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

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

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

@media (max-width: 640px) {
  .page-home .cluster__sum {
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: var(--s-2) var(--s-3);
    padding: var(--s-3);
  }

  .page-home .cluster__tag {
    grid-column: 2 / -1;
    justify-self: start;
  }

  .page-home .cluster__body {
    padding: var(--s-3);
  }

  .page-home .home-table-wrap th,
  .page-home .home-table-wrap td {
    padding: var(--s-2) var(--s-3);
  }

  .page-home .home-lead__num {
    min-width: 3.4ch;
    font-size: 18px;
  }

  .page-home .home-shot__cap {
    position: static;
    border: 0;
    border-top: 1px solid var(--line-soft);
    border-radius: 0;
    background: rgba(6, 17, 15, 0.9);
  }
}