.page-home {
  --home-hairline: rgba(42, 74, 112, 0.62);
  --home-scrim: linear-gradient(180deg, rgba(11, 27, 51, 0.08) 0%, rgba(11, 27, 51, 0.55) 46%, rgba(11, 27, 51, 0.96) 82%);
  background: var(--night);
  color: var(--snow);
  overflow-x: hidden;
}

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  padding-top: calc(var(--header-h) + 28px);
  background: var(--night);
}

.page-home .home-crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 22px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-home .home-crumb-sep {
  color: var(--star);
}

.page-home .hero-collage {
  display: grid;
  gap: 1px;
  background: var(--star);
  border: 1px solid var(--star);
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas:
    "intro"
    "tall"
    "version"
    "update";
}

.page-home .hero-panel {
  position: relative;
  background: var(--lake);
  padding: 26px 22px;
  min-width: 0;
}

.page-home .hero-panel--intro {
  grid-area: intro;
  background: var(--night);
  padding: 34px 24px 30px;
}

.page-home .hero-panel--tall {
  grid-area: tall;
  padding: 0;
  min-height: 420px;
  overflow: hidden;
}

.page-home .hero-panel--version {
  grid-area: version;
  display: grid;
  gap: 12px;
  align-content: center;
}

.page-home .hero-panel--update {
  grid-area: update;
  display: grid;
  gap: 10px;
  align-content: center;
  border-left: 3px solid var(--amber);
}

.page-home h1 {
  margin: 0 0 16px;
  font-size: clamp(30px, 5.4vw, 52px);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--snow);
}

.page-home .hero-lead {
  margin: 0;
  max-width: 54ch;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  opacity: 0.58;
}

.page-home .hero-tall-body {
  position: relative;
  z-index: 1;
  height: 100%;
  min-height: 420px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 16px;
  padding: 30px 22px;
  background: var(--home-scrim);
}

.page-home .hero-round-slot {
  display: block;
}

.page-home .hero-round {
  position: relative;
  display: inline-block;
  outline: none;
}

.page-home .hero-round-num {
  display: block;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(96px, 26vw, 140px);
  line-height: 0.8;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--orange);
}

.page-home .hero-round-pop {
  position: absolute;
  left: 0;
  bottom: calc(100% + 10px);
  z-index: 3;
  width: max-content;
  max-width: min(268px, 76vw);
  padding: 7px 11px;
  background: var(--amber);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  opacity: 0;
  visibility: hidden;
  transform: translateY(5px);
  transition: opacity 180ms var(--ease), transform 180ms var(--ease), visibility 180ms var(--ease);
}

.page-home .hero-round:hover .hero-round-pop,
.page-home .hero-round:focus-visible .hero-round-pop {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.page-home .hero-round:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 6px;
}

.page-home .hero-round-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .hero-version-bar {
  display: flex;
  flex-wrap: wrap;
  min-width: 0;
}

.page-home .hero-panel--version .version-btn {
  padding: 8px 16px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.page-home .hero-panel-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .hero-update-line {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: var(--amber);
}

.page-home .hero-update-num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(44px, 9vw, 64px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.page-home .hero-update-unit {
  font-size: 15px;
  letter-spacing: 0.08em;
}

/* 版本互斥显示 */
.page-home [data-version-block] {
  display: none;
}

.page-home [data-version-block="2026"] {
  display: block;
}

html[data-version="2025"] .page-home [data-version-block="2025"] {
  display: block;
}

html[data-version="2025"] .page-home [data-version-block="2026"] {
  display: none;
}

/* 首屏底部通栏滚动带 */

.page-home .hero-band {
  position: relative;
  margin-top: 1px;
  border-top: 1px solid var(--star);
  border-bottom: 1px solid var(--star);
  background: var(--night);
  overflow: hidden;
}

.page-home .band-plate {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-home .hero-band .band,
.page-home .upcoming-band .band {
  position: relative;
  z-index: 1;
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x proximity;
  scrollbar-width: none;
  -ms-overflow-style: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 42px, #000 calc(100% - 42px), transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 42px, #000 calc(100% - 42px), transparent 100%);
}

.page-home .hero-band .band::-webkit-scrollbar,
.page-home .upcoming-band .band::-webkit-scrollbar {
  display: none;
}

.page-home .hero-band .band:focus-visible,
.page-home .upcoming-band .band:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-home .band-list {
  display: flex;
  align-items: stretch;
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: max-content;
}

.page-home .band-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 168px;
  padding: 18px 24px;
  border-right: 1px solid var(--star);
  scroll-snap-align: start;
}

.page-home .band-idx {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 30px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--orange);
}

.page-home .band-name {
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 通用章节 ---------- */

.page-home .home-section {
  padding: 76px 0;
  border-top: 1px solid var(--home-hairline);
}

.page-home .home-section--compare,
.page-home .home-section--focus {
  background: var(--night);
}

.page-home .home-section--light {
  --home-hairline: rgba(42, 74, 112, 0.28);
  background: var(--panel);
  color: var(--ink);
}

.page-home .home-section--upcoming {
  background: var(--lake);
}

.page-home .section-head {
  display: grid;
  gap: 12px;
  max-width: 62ch;
  margin-bottom: 44px;
}

.page-home .section-num {
  display: block;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(42px, 8vw, 68px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--orange);
  opacity: 0.5;
  transition: opacity 240ms var(--ease);
}

.page-home .section-num.is-filled {
  opacity: 1;
}

.page-home .section-title {
  margin: 0;
  font-size: clamp(26px, 3.6vw, 40px);
  line-height: 1.24;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--snow);
}

.page-home .home-section--light .section-title {
  color: var(--ink);
}

.page-home .section-lead {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-section--light .section-lead,
.page-home .home-section--light .mono-label {
  color: var(--muted-ink);
}

.page-home .mono-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mist);
}

/* ---------- 01 版本对照 ---------- */

.page-home .compare-banner {
  margin: 0 0 44px;
  height: clamp(150px, 22vw, 250px);
  overflow: hidden;
  border-top: 1px solid var(--home-hairline);
  border-bottom: 1px solid var(--home-hairline);
}

.page-home .compare-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
}

.page-home .compare-grid {
  display: grid;
  gap: 48px;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .version-lines {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 36px;
  border: 1px solid var(--home-hairline);
  background: rgba(20, 48, 79, 0.42);
}

.page-home .compare-notes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 28px;
}

.page-home .compare-notes li {
  display: grid;
  gap: 8px;
  padding-left: 18px;
  border-left: 2px solid var(--orange);
}

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

.page-home .compare-ways {
  list-style: none;
  margin: 14px 0 24px;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-home .compare-ways li {
  display: grid;
  gap: 4px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--home-hairline);
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .compare-ways .num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--orange);
}

.page-home .compare-caption {
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--home-hairline);
  font-size: 13px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 02 六类项目 ---------- */

.page-home .projects-grid {
  display: grid;
  gap: 44px;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .expand {
  border-top: 1px solid var(--home-hairline);
}

.page-home .expand-trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 20px 2px;
  margin: 0;
  background: none;
  border: 0;
  border-bottom: 1px solid var(--home-hairline);
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background-color 180ms var(--ease);
}

.page-home .expand-trigger:hover,
.page-home .expand-trigger:focus-visible {
  background: var(--snow);
}

.page-home .expand-trigger:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.page-home .expand-index {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 15px;
  letter-spacing: 0.08em;
  color: var(--orange);
}

.page-home .expand-title {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--ink);
}

.page-home .expand-sign {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--muted-ink);
  white-space: nowrap;
}

.page-home .expand-panel-inner {
  padding: 0 2px 24px 60px;
}

.page-home .expand-panel-inner p {
  margin: 0;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted-ink);
}

.page-home .projects-figure {
  margin: 0;
  border: 1px solid var(--home-hairline);
  overflow: hidden;
}

.page-home .projects-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .projects-tip {
  margin-top: 20px;
  padding: 20px;
  background: var(--snow);
  border-left: 3px solid var(--barley);
}

.page-home .home-section--light .projects-tip .mono-label {
  color: var(--muted-ink);
}

.page-home .projects-tip p {
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* ---------- 03 重点场次 ---------- */

.page-home .focus-grid {
  display: grid;
  gap: 1px;
  grid-template-columns: minmax(0, 1fr);
  background: var(--star);
  border: 1px solid var(--star);
}

.page-home .focus-item {
  background: var(--night);
  padding: 30px 24px;
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-home .focus-title {
  margin: 0;
  font-size: 19px;
  line-height: 1.4;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--snow);
}

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

.page-home .focus-item--rhythm {
  grid-column: 1 / -1;
  border-left: 3px solid var(--amber);
  background: var(--lake);
  gap: 20px;
}

.page-home .focus-rhythm-figure {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--amber);
}

.page-home .focus-rhythm-figure .num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(38px, 8vw, 56px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.page-home .focus-rhythm-unit {
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--mist);
}

/* ---------- 04 后续轮次 ---------- */

.page-home .upcoming-band {
  position: relative;
  border-top: 1px solid var(--star);
  border-bottom: 1px solid var(--star);
  background: var(--night);
}

.page-home .upcoming-band .band-item {
  min-width: 200px;
  align-items: flex-start;
}

.page-home .upcoming-band .tag {
  align-self: flex-start;
  margin-top: 4px;
}

.page-home .upcoming-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 44px;
}

.page-home .upcoming-links {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--home-hairline);
  border-top: 1px solid var(--home-hairline);
  border-bottom: 1px solid var(--home-hairline);
}

.page-home .upcoming-links li {
  background: var(--lake);
}

.page-home .upcoming-links a {
  display: block;
  padding: 20px 4px;
  color: var(--snow);
  font-size: 16px;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 180ms var(--ease), border-color 180ms var(--ease);
}

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

.page-home .upcoming-links a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-home .home-section {
    padding: 104px 0;
  }

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

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

  .page-home .upcoming-links a {
    padding: 22px 18px;
  }
}

@media (min-width: 900px) {
  .page-home .hero-collage {
    grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
    grid-template-areas:
      "tall intro"
      "tall version"
      "tall update";
  }

  .page-home .hero-panel--intro {
    padding: 46px 40px 38px;
  }

  .page-home .hero-panel--tall {
    min-height: 520px;
  }

  .page-home .hero-tall-body {
    min-height: 520px;
    padding: 40px 36px;
  }

  .page-home .compare-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.7fr);
    gap: 64px;
  }

  .page-home .projects-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
    gap: 64px;
  }

  .page-home .home-section {
    padding: 128px 0;
  }

  .page-home .section-head {
    margin-bottom: 56px;
  }
}

@media (max-width: 420px) {
  .page-home .expand-trigger {
    grid-template-columns: 38px minmax(0, 1fr);
    row-gap: 4px;
  }

  .page-home .expand-sign {
    grid-column: 2 / -1;
    white-space: normal;
  }

  .page-home .expand-panel-inner {
    padding-left: 2px;
  }

  .page-home .band-item {
    min-width: 148px;
    padding: 16px 18px;
  }
}
<<<END>>>