.page-home {
  --home-gap: clamp(28px, 5vw, 64px);
  --home-line: 3px;
  background: var(--ink);
  color: var(--white);
  overflow-x: hidden;
}

.page-home .home-copy {
  margin: 22px 0 0;
  max-width: 62ch;
  color: var(--mute);
  font-size: 16px;
  line-height: 1.8;
}

/* ---------- 封面 ---------- */
.page-home .home-cover {
  position: relative;
  padding: clamp(24px, 5vw, 52px) 0 clamp(40px, 7vw, 84px);
  background:
    radial-gradient(130% 90% at 88% -10%, rgba(164, 107, 255, 0.38), transparent 62%),
    radial-gradient(90% 80% at 6% 108%, rgba(111, 211, 255, 0.2), transparent 66%),
    linear-gradient(158deg, var(--night) 0%, var(--ink) 72%);
  border-bottom: var(--home-line) solid var(--violet);
}

.page-home .home-cover__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: end;
}

.page-home .home-cover__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--ice);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-home .home-cover__no {
  display: inline-block;
  padding: 3px 9px;
  background: var(--violet);
  color: var(--ink);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.page-home .home-cover__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.15rem, 8.4vw, 4.3rem);
  line-height: 1.04;
  letter-spacing: -0.02em;
}

.page-home .home-cover__title .hl {
  color: var(--gold);
  background: linear-gradient(transparent 62%, rgba(164, 107, 255, 0.45) 62%);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.page-home .home-cover__lead {
  margin: 20px 0 0;
  max-width: 52ch;
  color: var(--mute);
  font-size: 17px;
  line-height: 1.8;
}

.page-home .home-cover__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 0;
}

.page-home .home-cover__toc {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px 18px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-cover__toc li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: baseline;
  padding-left: 12px;
  border-left: var(--home-line) solid var(--mid-line);
}

.page-home .home-cover__toc .u-mono {
  color: var(--ice);
  font-size: 12px;
}

.page-home .home-cover__toc a {
  color: var(--white);
  font-size: 15px;
  text-decoration: none;
}

.page-home .home-cover__toc a:hover,
.page-home .home-cover__toc a:focus-visible {
  color: var(--gold);
}

.page-home .home-cover__visual {
  position: relative;
  border: var(--home-line) solid var(--ice);
  box-shadow: var(--drop) var(--drop) 0 rgba(7, 16, 34, 0.9);
  background: linear-gradient(140deg, var(--mid), var(--night));
}

.page-home .home-cover__visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.page-home .home-cover__stamp {
  position: absolute;
  right: 14px;
  top: 14px;
  padding: 10px 6px;
  writing-mode: vertical-rl;
  background: var(--ink);
  border: 2px solid var(--gold);
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
}

/* ---------- 布局 ---------- */
.page-home .home-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
  padding-top: clamp(30px, 5vw, 60px);
  padding-bottom: clamp(40px, 7vw, 80px);
}

.page-home .home-main {
  order: 0;
  min-width: 0;
}

.page-home .home-side {
  order: -1;
  padding: 18px;
  background: var(--night);
  border: 2px solid var(--mid-line);
  box-shadow: var(--drop) var(--drop) 0 rgba(7, 16, 34, 0.85);
}

.page-home .home-side__label {
  margin: 0 0 12px;
  color: var(--ice);
}

.page-home .home-side__nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  scrollbar-width: thin;
}

.page-home .home-side__nav a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex: 0 0 auto;
  padding: 10px 12px;
  min-height: 44px;
  background: var(--mid);
  border: 2px solid transparent;
  color: var(--white);
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.15s var(--ease), background 0.15s var(--ease);
}

.page-home .home-side__nav a .u-mono {
  color: var(--ice);
  font-size: 12px;
}

.page-home .home-side__nav a:hover,
.page-home .home-side__nav a:focus-visible {
  border-color: var(--gold);
}

.page-home .home-side__nav a[aria-current="true"] {
  background: var(--violet);
  border-color: var(--gold);
  color: var(--ink);
}

.page-home .home-side__nav a[aria-current="true"] .u-mono {
  color: var(--ink);
}

.page-home .home-side__cta {
  display: flex;
  justify-content: center;
  margin-top: 16px;
  width: 100%;
}

.page-home .home-side__note {
  margin: 12px 0 0;
  color: var(--mute);
  font-size: 13px;
  line-height: 1.7;
}

/* ---------- 章节抬头 ---------- */
.page-home .home-section {
  padding: clamp(30px, 5vw, 56px) 0;
  border-top: var(--home-line) solid var(--mid-line);
}

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

.page-home .home-head {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  margin-bottom: clamp(20px, 3vw, 30px);
}

.page-home .home-head__num {
  display: inline-block;
  padding: 2px 8px;
  background: var(--violet);
  color: var(--ink);
  font-size: clamp(1.5rem, 4.5vw, 2.4rem);
  font-weight: 700;
  line-height: 1;
}

.page-home .home-head__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.4rem, 4.4vw, 2.1rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.page-home .home-head__note {
  margin: 10px 0 0;
  max-width: 60ch;
  color: var(--mute);
  font-size: 15px;
  line-height: 1.75;
}

/* ---------- 房间看板 ---------- */
.page-home .board {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-home .board__card {
  padding: 20px;
  background: var(--mid);
  border: 2px solid var(--ice);
  box-shadow: var(--drop) var(--drop) 0 rgba(7, 16, 34, 0.9);
  transition: transform 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-home .board__card:hover,
.page-home .board__card:focus-within {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-home .board__title {
  margin: 14px 0 4px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
}

.page-home .board__rows {
  margin: 12px 0 0;
}

.page-home .board__rows > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 2px solid rgba(42, 92, 147, 0.55);
}

.page-home .board__rows > div:last-child {
  border-bottom: 0;
}

.page-home .board__rows dt {
  color: var(--mute);
  font-size: 13px;
}

.page-home .board__rows dd {
  margin: 0;
  color: var(--gold);
  font-size: 15px;
  font-weight: 700;
}

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

/* ---------- 图片 ---------- */
.page-home .shot {
  margin: 26px 0 0;
  border: 2px solid var(--mid-line);
  box-shadow: var(--drop) var(--drop) 0 rgba(7, 16, 34, 0.85);
  background: linear-gradient(150deg, var(--mid), var(--ink));
}

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

.page-home .shot figcaption {
  padding: 12px 16px;
  color: var(--mute);
  font-size: 13px;
  line-height: 1.7;
  border-top: 2px solid var(--mid-line);
}

/* ---------- 自检清单 ---------- */
.page-home .check-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-home .check {
  margin-bottom: 10px;
  background: var(--night);
  border: 2px solid var(--mid-line);
  transition: border-color 0.15s var(--ease);
}

.page-home .check[open] {
  border-color: var(--ice);
}

.page-home .check summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 48px;
  padding: 13px 16px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  list-style: none;
}

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

.page-home .check summary::after {
  content: "+";
  flex: 0 0 auto;
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 18px;
}

.page-home .check[open] summary::after {
  content: "–";
}

.page-home .check p {
  margin: 0;
  padding: 0 16px 16px;
  color: var(--mute);
  font-size: 14px;
  line-height: 1.8;
}

.page-home .check-side {
  padding: 16px;
  background: var(--night);
  border: 2px solid var(--mid-line);
  box-shadow: var(--drop) var(--drop) 0 rgba(7, 16, 34, 0.85);
  align-self: start;
}

.page-home .check-side img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 2px solid var(--mid-line);
}

.page-home .check-side__cap {
  margin: 14px 0 0;
  color: var(--mute);
  font-size: 13px;
  line-height: 1.75;
}

.page-home .check-side__cta {
  display: flex;
  justify-content: center;
  margin-top: 16px;
  width: 100%;
}

/* ---------- 两栏并读 ---------- */
.page-home .dual {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-home .dual__col {
  padding: 22px;
  background: var(--night);
  border: 2px solid var(--mid-line);
  box-shadow: var(--drop) var(--drop) 0 rgba(7, 16, 34, 0.85);
}

.page-home .dual__col--sub {
  border-color: var(--violet);
}

.page-home .dual__title {
  margin: 14px 0 10px;
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.3;
}

.page-home .dual__col p {
  margin: 0;
  color: var(--mute);
  font-size: 15px;
  line-height: 1.8;
}

.page-home .dual__list {
  margin: 16px 0 20px;
  padding: 0;
  list-style: none;
}

.page-home .dual__list li {
  position: relative;
  padding: 7px 0 7px 20px;
  color: var(--white);
  font-size: 14px;
  line-height: 1.7;
}

.page-home .dual__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 15px;
  width: 8px;
  height: 8px;
  background: var(--ice);
}

.page-home .dial {
  margin-top: 14px;
}

.page-home .dial__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
}

.page-home .dial__head .u-mono {
  color: var(--ice);
  font-size: 12px;
  font-weight: 500;
}

.page-home .meter {
  position: relative;
  height: 10px;
  margin: 8px 0 8px;
  background: var(--ink);
  border: 2px solid var(--mid-line);
}

.page-home .meter i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--ice), var(--gold));
}

.page-home .meter--s i {
  width: 26%;
}

.page-home .meter--m i {
  width: 58%;
}

.page-home .meter--l i {
  width: 88%;
}

.page-home .dial p {
  font-size: 14px;
}

/* ---------- 玩法标签带 ---------- */
.page-home .tags-rail {
  display: flex;
  gap: 16px;
  margin: 0 0 8px;
  padding: 4px 2px 16px;
  list-style: none;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}

.page-home .tag-card {
  flex: 0 0 218px;
  scroll-snap-align: start;
  padding: 18px;
  background: var(--mid);
  border: 2px solid var(--mid-line);
  box-shadow: 5px 5px 0 rgba(7, 16, 34, 0.85);
  transition: transform 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-home .tag-card:hover,
.page-home .tag-card:focus-within {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-home .tag-card h3 {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 800;
}

.page-home .tag-card__time {
  margin: 0;
  padding-bottom: 4px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  border-bottom: 2px solid rgba(255, 184, 77, 0.45);
}

.page-home .tag-card__people {
  margin: 8px 0 0;
  color: var(--mute);
  font-size: 13px;
}

/* ---------- 时间线 ---------- */
.page-home .timeline-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-home .timeline {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .timeline li {
  position: relative;
  padding: 0 0 20px 56px;
}

.page-home .timeline li::before {
  content: "";
  position: absolute;
  left: 19px;
  top: 40px;
  bottom: 0;
  width: 2px;
  background: var(--mid-line);
}

.page-home .timeline li:last-child::before {
  display: none;
}

.page-home .timeline__mark {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  background: var(--ink);
  border: 2px solid var(--gold);
  color: var(--gold);
  font-size: 15px;
  font-weight: 700;
}

.page-home .tl-node {
  background: var(--night);
  border: 2px solid var(--mid-line);
}

.page-home .tl-node[open] {
  border-color: var(--ice);
}

.page-home .tl-node summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 11px 14px;
  cursor: pointer;
  font-size: 15px;
  font-weight: 700;
  list-style: none;
}

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

.page-home .tl-node summary::after {
  content: "+";
  color: var(--gold);
  font-family: var(--font-mono);
  font-size: 17px;
}

.page-home .tl-node[open] summary::after {
  content: "–";
}

.page-home .tl-node p {
  margin: 0;
  padding: 0 14px 14px;
  color: var(--mute);
  font-size: 14px;
  line-height: 1.8;
}

.page-home .shot--trail {
  margin: 0;
}

/* ---------- 更新节奏与索引 ---------- */
.page-home .cadence {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--mid-line);
}

.page-home .cadence li {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding: 14px 0;
  border-bottom: 2px solid var(--mid-line);
}

.page-home .cadence__when {
  color: var(--gold);
  font-size: 14px;
  font-weight: 700;
}

.page-home .cadence__what {
  color: var(--white);
  font-size: 15px;
  line-height: 1.7;
}

.page-home .index-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin-top: 26px;
}

.page-home .index-card {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  background: var(--mid);
  border: 2px solid var(--mid-line);
  box-shadow: 5px 5px 0 rgba(7, 16, 34, 0.85);
  color: var(--white);
  text-decoration: none;
  transition: transform 0.15s var(--ease), border-color 0.15s var(--ease);
}

.page-home .index-card:hover,
.page-home .index-card:focus-visible {
  transform: translateY(-2px);
  border-color: var(--gold);
}

.page-home .index-card__k {
  color: var(--ice);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.page-home .index-card__t {
  font-size: 15px;
  line-height: 1.6;
}

/* ---------- 桌面 ---------- */
@media (min-width: 700px) {
  .page-home .home-cover__toc {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .page-home .cadence li {
    grid-template-columns: 170px 1fr;
    gap: 16px;
    align-items: baseline;
  }

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

@media (min-width: 960px) {
  .page-home .home-cover__grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(0, 0.88fr);
    gap: clamp(32px, 4vw, 56px);
  }

  .page-home .home-layout {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    align-items: start;
  }

  .page-home .home-side {
    order: 0;
    position: sticky;
    top: 96px;
    padding: 22px;
  }

  .page-home .home-side__nav {
    display: grid;
    gap: 6px;
    overflow: visible;
  }

  .page-home .home-side__nav a {
    width: 100%;
  }

  .page-home .board__card:nth-child(2) {
    margin-top: 40px;
  }

  .page-home .board__card:nth-child(3) {
    margin-top: 16px;
  }

  .page-home .check-wrap {
    grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.9fr);
    gap: 32px;
  }

  .page-home .dual {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px;
  }

  .page-home .dual__col--sub {
    margin-top: 28px;
  }

  .page-home .timeline-wrap {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 36px;
    align-items: start;
  }

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

@media (min-width: 1200px) {
  .page-home .home-cover__title {
    font-size: 4.3rem;
  }

  .page-home .index-grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .board__card,
  .page-home .tag-card,
  .page-home .index-card {
    transition: none;
  }

  .page-home .board__card:hover,
  .page-home .tag-card:hover,
  .page-home .index-card:hover {
    transform: none;
  }
}
<<<END>>>