.page-home {
  --home-edge: rgba(199, 206, 216, .14);
  --home-edge-strong: rgba(199, 206, 216, .28);
  --home-panel: rgba(23, 26, 33, .84);
  --home-glow: rgba(79, 227, 193, .18);
  overflow-x: hidden;
}

.page-home #floors,
.page-home #rhythm {
  scroll-margin-top: calc(var(--header-h-solid) + 18px);
}

.page-home .section-head h2 {
  font-size: clamp(26px, 4.6vw, 46px);
  line-height: 1.18;
  letter-spacing: -.02em;
  font-weight: 900;
  margin: 12px 0 0;
}

.page-home .eyebrow {
  display: inline-block;
  margin: 0;
  font-size: 12px;
  letter-spacing: .2em;
}

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  padding: calc(var(--header-h) + clamp(36px, 7vw, 88px)) 0 clamp(48px, 6vw, 84px);
  background:
    radial-gradient(120% 92% at 80% 10%, var(--home-glow), transparent 58%),
    radial-gradient(88% 68% at 8% 92%, rgba(255, 138, 61, .12), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
  overflow: hidden;
}

.page-home .hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(79, 227, 193, .45), transparent);
}

.page-home .hero-grid {
  display: grid;
  gap: clamp(30px, 5vw, 60px);
  align-items: center;
}

.page-home .hero-context {
  margin-bottom: clamp(18px, 2.6vw, 30px);
}

.page-home .hero-context ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--mist);
}

.page-home .hero-context li + li::before {
  content: "/";
  margin-right: 8px;
  color: rgba(138, 154, 180, .55);
}

.page-home .hero-context a {
  color: var(--mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .hero-context a:hover {
  color: var(--mint);
  border-bottom-color: var(--mint);
}

.page-home .hero-floor {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 clamp(8px, 1.4vw, 16px);
}

.page-home .hero-floor-code {
  font-family: var(--font-narrow);
  font-size: clamp(34px, 4.6vw, 52px);
  line-height: 1;
  letter-spacing: .04em;
  color: var(--mint);
}

.page-home .hero-floor-name {
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--mist);
}

.page-home .hero-title {
  margin: 0 0 clamp(16px, 2vw, 24px);
  font-size: clamp(42px, 8vw, 96px);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: -.035em;
  color: var(--text);
}

.page-home .hero-lede {
  margin: 0;
  max-width: 34em;
  font-size: clamp(16px, 1.4vw, 19px);
  line-height: 1.85;
  color: var(--silver);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-home .hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(20px, 3.4vw, 44px);
  margin: clamp(28px, 4vw, 42px) 0 0;
  padding-top: clamp(18px, 2.4vw, 26px);
  border-top: 1px solid var(--home-edge);
}

.page-home .hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .hero-stat dt {
  font-family: var(--font-narrow);
  font-size: clamp(24px, 2.6vw, 32px);
  line-height: 1;
  letter-spacing: .04em;
  color: var(--text);
}

.page-home .hero-stat dd {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-home .hero-visual {
  display: grid;
  gap: clamp(14px, 2vw, 22px);
  justify-items: center;
}

.page-home .cutaway {
  display: block;
  width: min(100%, 320px);
  height: auto;
  overflow: visible;
}

.page-home .cutaway-floor rect {
  fill: rgba(23, 26, 33, .9);
  stroke: rgba(199, 206, 216, .16);
  stroke-width: 1.5;
  transition: stroke var(--dur) var(--ease), fill var(--dur) var(--ease);
}

.page-home .cutaway-code {
  font-family: var(--font-narrow);
  font-size: 26px;
  letter-spacing: .06em;
  fill: var(--mist);
  transition: fill var(--dur) var(--ease);
}

.page-home .cutaway-name {
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: .12em;
  fill: var(--mist);
  transition: fill var(--dur) var(--ease);
}

.page-home .cutaway-floor--l5 rect {
  fill: rgba(79, 227, 193, .1);
  stroke: var(--mint);
  animation: home-floor-pulse 2.4s var(--ease) infinite;
}

.page-home .cutaway-floor--l5 .cutaway-code,
.page-home .cutaway-floor--l5 .cutaway-name {
  fill: var(--mint);
}

@keyframes home-floor-pulse {
  0%,
  100% {
    stroke-opacity: 1;
  }
  50% {
    stroke-opacity: .38;
  }
}

.page-home .hero-shot {
  margin: 0;
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--home-edge);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
}

.page-home .hero-shot img {
  display: block;
  width: 100%;
  height: clamp(150px, 20vw, 210px);
  object-fit: cover;
}

/* ---------- 五层索引 ---------- */

.page-home .floors {
  padding: clamp(64px, 9vw, 126px) 0;
  background: linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.page-home .floors-head {
  max-width: 760px;
}

.page-home .floors-lede {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 38em;
  font-size: clamp(15.5px, 1.3vw, 18px);
  line-height: 1.85;
  color: var(--silver);
}

.page-home .floor-grid {
  display: grid;
  gap: clamp(14px, 1.8vw, 22px);
  margin-top: clamp(34px, 5vw, 62px);
}

.page-home .floor-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 2.8vw, 32px);
  border-radius: var(--radius-lg);
  background: var(--home-panel);
  border: 1px solid var(--home-edge);
  transition: transform var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.page-home .floor-card:hover {
  transform: translateY(-6px);
  border-color: rgba(79, 227, 193, .45);
  box-shadow: 0 26px 60px rgba(0, 0, 0, .52), 0 0 0 1px rgba(79, 227, 193, .16);
}

.page-home .floor-index {
  margin: 0;
  font-family: var(--font-narrow);
  font-size: clamp(48px, 6.4vw, 80px);
  line-height: .86;
  letter-spacing: .02em;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(79, 227, 193, .6);
}

.page-home .floor-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .floor-name {
  margin: 0;
  font-size: clamp(18px, 1.7vw, 22px);
  font-weight: 900;
  letter-spacing: -.01em;
  color: var(--text);
}

.page-home .floor-desc {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .floor-more {
  margin-top: 4px;
}

.page-home .floor-more > summary {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 0;
  font-size: 12.5px;
  letter-spacing: .16em;
  color: var(--mint);
  cursor: pointer;
  list-style: none;
  transition: color var(--dur) var(--ease);
}

.page-home .floor-more > summary::-webkit-details-marker {
  display: none;
}

.page-home .floor-more > summary::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform var(--dur) var(--ease);
}

.page-home .floor-more[open] > summary::after {
  transform: rotate(-135deg) translateY(-2px);
}

.page-home .floor-more > summary:hover {
  color: var(--orange);
}

.page-home .floor-links {
  display: grid;
  gap: 10px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  animation: home-rows-in .3s var(--ease) both;
}

.page-home .floor-links a {
  display: inline-block;
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--silver);
  text-decoration: none;
  border-bottom: 1px solid rgba(199, 206, 216, .24);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

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

@keyframes home-rows-in {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- 焕新版小屏 ---------- */

.page-home .mini {
  padding: clamp(48px, 7vw, 100px) 0;
  background: var(--ink-900);
}

.page-home .mini-panel {
  display: grid;
  gap: clamp(24px, 4vw, 48px);
  padding: clamp(22px, 3.4vw, 52px);
  border-radius: var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--paper-edge);
  box-shadow: 0 32px 80px rgba(0, 0, 0, .45);
}

.page-home .mini-visual {
  margin: 0;
}

.page-home .mini-visual img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.page-home .mini-copy {
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: var(--ink-900);
}

.page-home .mini-copy .eyebrow {
  background: var(--ink-900);
  color: var(--paper);
  align-self: flex-start;
}

.page-home .mini-copy h2 {
  margin: 6px 0 0;
  font-size: clamp(24px, 3.6vw, 40px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--ink-900);
}

.page-home .mini-lede {
  margin: 0;
  font-size: clamp(15.5px, 1.3vw, 17.5px);
  line-height: 1.85;
  color: rgba(7, 12, 24, .76);
}

.page-home .mini-specs {
  display: grid;
  gap: 10px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .mini-specs li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(7, 12, 24, .8);
}

.page-home .mini-specs li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .66em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
}

.page-home .mini-cta {
  align-self: flex-start;
  margin-top: 12px;
}

/* ---------- 长期跟随 ---------- */

.page-home .follow {
  padding: clamp(60px, 9vw, 126px) 0;
  background:
    radial-gradient(78% 60% at 84% 46%, rgba(255, 138, 61, .12), transparent 62%),
    linear-gradient(180deg, var(--ink-900) 0%, var(--ink-800) 100%);
}

.page-home .follow-grid {
  display: grid;
  gap: clamp(30px, 4.6vw, 64px);
  align-items: center;
}

.page-home .follow-copy h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-home .follow-lede {
  margin: clamp(14px, 2vw, 20px) 0 0;
  max-width: 34em;
  font-size: clamp(15.5px, 1.3vw, 17.5px);
  line-height: 1.85;
  color: var(--silver);
}

.page-home .follow-list {
  display: grid;
  gap: 0;
  margin: clamp(22px, 3vw, 32px) 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--home-edge);
}

.page-home .follow-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid var(--home-edge);
}

.page-home .follow-num {
  font-family: var(--font-narrow);
  font-size: 20px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-home .follow-text {
  font-size: 15.5px;
  line-height: 1.72;
  color: var(--silver);
}

.page-home .follow-cta {
  margin-top: clamp(22px, 3vw, 32px);
}

.page-home .follow-shot {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--home-edge);
  box-shadow: 0 32px 78px rgba(0, 0, 0, .5);
}

.page-home .follow-shot::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(79, 227, 193, .14), transparent 52%);
  pointer-events: none;
}

.page-home .follow-shot img {
  display: block;
  width: 100%;
  height: clamp(240px, 40vw, 460px);
  object-fit: cover;
}

/* ---------- 赛程节奏条 ---------- */

.page-home .rhythm {
  padding: clamp(56px, 8vw, 112px) 0;
  background: var(--ink-800);
}

.page-home .rhythm-track {
  margin-top: clamp(28px, 4vw, 52px);
  padding: clamp(22px, 3.2vw, 42px);
  border-radius: var(--radius-lg);
  background: var(--panel);
  border: 1px solid var(--home-edge);
}

.page-home .rhythm-nodes {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .rhythm-node {
  flex: 1 1 200px;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 18px;
  border-radius: var(--pill);
  background: rgba(7, 12, 24, .66);
  border: 1px solid var(--home-edge);
  font-size: 14px;
  line-height: 1.5;
  color: var(--mist);
  transition: border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.page-home .rhythm-node:hover {
  border-color: var(--home-edge-strong);
  color: var(--silver);
}

.page-home .rhythm-dot {
  flex: 0 0 auto;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(138, 154, 180, .5);
}

.page-home .rhythm-node.is-warm .rhythm-dot {
  background: var(--mint);
}

.page-home .rhythm-node.is-live {
  color: var(--text);
  border-color: rgba(255, 138, 61, .36);
}

.page-home .rhythm-node.is-live .rhythm-dot {
  background: var(--orange);
  animation: home-pulse 2.4s var(--ease) infinite;
}

@keyframes home-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 138, 61, .55);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(255, 138, 61, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 138, 61, 0);
  }
}

.page-home .rhythm-note {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 52em;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--mist);
}

/* ---------- 收尾 ---------- */

.page-home .closing {
  padding: clamp(56px, 8vw, 112px) 0 clamp(64px, 9vw, 120px);
  background: linear-gradient(180deg, var(--ink-800) 0%, var(--ink-900) 100%);
}

.page-home .closing-banner {
  margin: 0 0 clamp(32px, 5vw, 64px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--home-edge);
}

.page-home .closing-banner img {
  display: block;
  width: 100%;
  height: clamp(160px, 26vw, 320px);
  object-fit: cover;
}

.page-home .closing-grid {
  display: grid;
  gap: clamp(30px, 4.4vw, 64px);
}

.page-home .closing-copy h2 {
  margin: 12px 0 0;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -.02em;
  color: var(--text);
}

.page-home .closing-lede {
  margin: clamp(12px, 1.8vw, 18px) 0 0;
  max-width: 36em;
  font-size: clamp(15.5px, 1.3vw, 17.5px);
  line-height: 1.85;
  color: var(--silver);
}

.page-home .closing-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3.4vw, 36px);
}

.page-home .closing-facts {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--home-edge);
}

.page-home .closing-fact {
  display: grid;
  grid-template-columns: minmax(96px, auto) 1fr;
  gap: 18px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--home-edge);
}

.page-home .closing-fact dt {
  font-family: var(--font-narrow);
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.1;
  letter-spacing: .04em;
  color: var(--mint);
}

.page-home .closing-fact dd {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */

@media (min-width: 720px) {
  .page-home .mini-panel {
    padding: clamp(30px, 3.6vw, 56px);
  }

  .page-home .closing-fact {
    grid-template-columns: minmax(120px, auto) 1fr;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: 5.5fr 6.5fr;
  }

  .page-home .hero-visual {
    justify-items: stretch;
  }

  .page-home .cutaway {
    justify-self: end;
    width: min(100%, 340px);
  }

  .page-home .mini-panel {
    grid-template-columns: 5fr 7fr;
    align-items: center;
  }

  .page-home .follow-grid {
    grid-template-columns: 6fr 5fr;
  }

  .page-home .closing-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

@media (min-width: 1000px) {
  .page-home .floor-grid {
    grid-template-columns: repeat(12, 1fr);
  }

  .page-home .floor-card--l5 {
    grid-column: 1 / span 7;
  }

  .page-home .floor-card--l4 {
    grid-column: 8 / span 5;
  }

  .page-home .floor-card--l3 {
    grid-column: 1 / span 5;
  }

  .page-home .floor-card--l2 {
    grid-column: 7 / span 6;
  }

  .page-home .floor-card--l1 {
    grid-column: 1 / span 12;
    flex-direction: row;
    align-items: center;
    gap: clamp(24px, 3.4vw, 44px);
  }

  .page-home .floor-card--l1 .floor-index {
    font-size: clamp(62px, 6.4vw, 92px);
  }

  .page-home .floor-card--l1 .floor-body {
    flex: 1 1 auto;
  }

  .page-home .floor-card--l1 .floor-more {
    flex: 0 0 auto;
    margin-top: 0;
  }
}

@media (max-width: 420px) {
  .page-home .closing-fact {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .page-home .hero-actions .btn,
  .page-home .closing-links .btn {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .cutaway-floor--l5 rect,
  .page-home .rhythm-node.is-live .rhythm-dot {
    animation: none;
  }

  .page-home .floor-links {
    animation: none;
  }

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