.page-home {
  --rail-line: rgba(122, 115, 150, .5);
  --home-shadow: 0 18px 40px rgba(0, 0, 0, .42);
  display: block;
  background: var(--ink-950);
  color: var(--chalk);
  font-family: var(--font-sans);
}

.page-home .section {
  padding-block: var(--section-gap);
}

.page-home .section-head .lede {
  max-width: 46em;
}

.page-home .eyebrow {
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--mist);
  margin: 0;
}

/* ---------- 章节索引 ---------- */
.page-home .chapter-index {
  position: sticky;
  top: 0;
  z-index: 6;
  display: flex;
  gap: 4px;
  margin-inline: auto;
  max-width: var(--container);
  padding: 10px var(--gutter);
  overflow-x: auto;
  scrollbar-width: none;
  background: linear-gradient(180deg, rgba(7, 14, 26, .96), rgba(7, 14, 26, .74));
  border-bottom: 1px solid var(--hairline);
  backdrop-filter: blur(6px);
}

.page-home .chapter-index::-webkit-scrollbar {
  display: none;
}

.page-home .chapter-index__item {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 6px 12px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-home .chapter-index__item .mono {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--signal-orange);
}

.page-home .chapter-index__item:hover {
  color: var(--chalk);
  border-color: var(--hairline);
}

.page-home .chapter-index__item.is-current {
  color: var(--chalk);
  border-color: var(--electric-cyan);
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding: 28px 0 var(--section-gap);
  background:
    radial-gradient(92% 68% at 82% -8%, rgba(76, 125, 255, .22), transparent 62%),
    radial-gradient(70% 55% at 6% 2%, rgba(43, 227, 210, .10), transparent 68%);
}

.page-home .hero .breadcrumbs {
  margin-bottom: 18px;
}

.page-home .hero__head {
  display: grid;
  gap: 18px;
  max-width: 900px;
}

.page-home .hero__kicker {
  color: var(--electric-cyan);
}

.page-home .hero__title {
  margin: 0;
  font-size: clamp(44px, 12vw, 110px);
  font-weight: 200;
  line-height: .96;
  letter-spacing: -.02em;
  color: var(--chalk);
}

.page-home .hero__title em {
  font-style: normal;
  color: var(--signal-orange);
}

.page-home .hero__lede {
  max-width: 40em;
  margin: 0;
  color: var(--mist);
  font-size: 16px;
  line-height: 1.75;
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.page-home .hero__split {
  position: relative;
  display: grid;
  gap: 32px;
  margin-top: 44px;
}

.page-home .hero__col-title {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: .12em;
  color: var(--mist);
  font-weight: 400;
}

/* 轮次刻度 */
.page-home .rail {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.page-home .rail::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 12px;
  bottom: 12px;
  border-left: 1px dashed var(--rail-line);
}

.page-home .rail__item {
  position: relative;
  padding: 14px 14px 14px 28px;
  background: var(--ink-900);
  border: 1px solid var(--hairline);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
  transition: background var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-home .rail__item::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 21px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--replay-violet);
  box-shadow: 0 0 0 3px var(--ink-950);
}

.page-home .rail__item:hover {
  background: var(--ink-800);
}

.page-home .rail__item.is-now {
  background: var(--ink-800);
  border-color: rgba(255, 106, 26, .45);
}

.page-home .rail__item.is-now::before {
  background: var(--signal-orange);
  box-shadow: 0 0 0 3px var(--ink-950), 0 0 10px rgba(255, 106, 26, .85);
}

.page-home .rail__day {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--electric-cyan);
}

.page-home .rail__item.is-now .rail__day {
  color: var(--signal-orange);
}

.page-home .rail__count {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
}

.page-home .rail__peek {
  display: block;
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
  opacity: .78;
  transition: opacity var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}

.page-home .rail__item:hover .rail__peek {
  opacity: 1;
  color: var(--chalk);
}

/* 战报卡片流 */
.page-home .hero__flow {
  position: relative;
}

.page-home .hero__glow {
  position: absolute;
  top: -30px;
  right: -10px;
  width: min(560px, 78%);
  height: auto;
  opacity: .3;
  pointer-events: none;
  z-index: 0;
  mask-image: radial-gradient(70% 70% at 70% 30%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 70% at 70% 30%, #000 20%, transparent 75%);
}

.page-home .flow {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 4px 4px 16px;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(230px, 82%);
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.page-home .flow__card {
  scroll-snap-align: start;
  padding: 20px;
  display: grid;
  gap: 10px;
  align-content: start;
  background: var(--ink-900);
  border: 1px solid var(--hairline);
  box-shadow: var(--home-shadow);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
}

.page-home .flow__card--link {
  background: linear-gradient(160deg, rgba(43, 227, 210, .16), rgba(12, 22, 38, .96) 60%);
  border-color: rgba(43, 227, 210, .4);
}

.page-home .flow__link {
  display: grid;
  gap: 10px;
  text-decoration: none;
  color: var(--chalk);
}

.page-home .flow__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.page-home .flow__round {
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--electric-cyan);
}

.page-home .flow__time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--mist);
}

.page-home .flow__score {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 40px;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--chalk);
}

.page-home .flow__title {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
}

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

.page-home .flow__code {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--replay-violet);
}

/* ---------- 悬浮回响按钮与抽屉 ---------- */
.page-home .replay-fab {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 40;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--electric-cyan);
  background: rgba(12, 22, 38, .94);
  color: var(--chalk);
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: .06em;
  cursor: pointer;
  box-shadow: 0 0 0 1px rgba(43, 227, 210, .22), 0 12px 30px rgba(0, 0, 0, .5);
  transition: transform var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease);
}

.page-home .replay-fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(43, 227, 210, .5), 0 16px 34px rgba(0, 0, 0, .55);
}

.page-home .replay-fab__icon {
  color: var(--electric-cyan);
  font-size: 16px;
  line-height: 1;
}

.page-home .replay-drawer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  max-height: 84vh;
  overflow-y: auto;
  padding: 24px var(--gutter) 30px;
  background: var(--ink-900);
  border-top: 1px solid var(--hairline);
  transform: translateY(110%);
  opacity: 0;
  visibility: hidden;
  transition: transform var(--t-base) var(--ease), opacity var(--t-base) var(--ease), visibility var(--t-base) linear;
}

.page-home .replay-fab[aria-expanded="true"] ~ .replay-drawer,
.page-home .replay-drawer[data-open],
.page-home .replay-drawer.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.page-home .replay-drawer__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: var(--container);
  margin-inline: auto;
}

.page-home .replay-drawer__eyebrow {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--electric-cyan);
}

.page-home .replay-drawer__title {
  flex: 1 1 220px;
  margin: 0;
  font-size: clamp(20px, 4vw, 28px);
  font-weight: 300;
  letter-spacing: -.01em;
}

.page-home .replay-drawer__close {
  padding: 8px 14px;
  border: 1px solid var(--hairline);
  border-radius: 999px;
  background: transparent;
  color: var(--mist);
  font-family: var(--font-sans);
  font-size: 13px;
  cursor: pointer;
  transition: color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease);
}

.page-home .replay-drawer__close:hover {
  color: var(--chalk);
  border-color: var(--electric-cyan);
}

.page-home .replay-drawer__list {
  list-style: none;
  margin: 20px auto 0;
  padding: 0;
  max-width: var(--container);
  display: grid;
  gap: 14px;
}

.page-home .replay-item {
  padding: 14px;
  display: grid;
  gap: 8px;
  align-content: start;
  background: var(--ink-800);
  border: 1px solid var(--hairline);
}

.page-home .replay-item .media__img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .replay-item__tag {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--replay-violet);
}

.page-home .replay-item__title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
}

.page-home .replay-drawer__note {
  max-width: var(--container);
  margin: 16px auto 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .replay-drawer__foot {
  max-width: var(--container);
  margin: 18px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 数据指挥台 ---------- */
.page-home .data-band {
  background: linear-gradient(180deg, transparent, rgba(18, 32, 58, .5) 40%, transparent);
}

.page-home .bento {
  position: relative;
  margin-top: 32px;
  display: grid;
  gap: 14px;
}

.page-home .bento__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .13;
  pointer-events: none;
}

.page-home .bento__cell {
  position: relative;
  z-index: 1;
  padding: 20px;
  background: var(--ink-900);
  border: 1px solid var(--hairline);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
}

.page-home .bento__cell--focus {
  padding: 24px;
  background: linear-gradient(150deg, rgba(255, 106, 26, .18), rgba(12, 22, 38, .96) 58%), var(--ink-900);
  border-color: rgba(255, 106, 26, .42);
}

.page-home .bento__big {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(34px, 9vw, 58px);
  font-weight: 200;
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--chalk);
  font-variant-numeric: tabular-nums;
}

.page-home .bento__big span {
  margin-left: 8px;
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--mist);
}

.page-home .bento__text {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .bento__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 7vw, 34px);
  font-weight: 300;
  line-height: 1.1;
  color: var(--electric-cyan);
  font-variant-numeric: tabular-nums;
}

.page-home .bento__label {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

/* ---------- 三端接续 ---------- */
.page-home .duo {
  margin-top: 32px;
  display: grid;
  gap: 24px;
}

.page-home .duo__list {
  display: grid;
  gap: 12px;
}

.page-home .duo__item {
  padding: 22px;
}

.page-home .duo__item h3 {
  margin: 8px 0 10px;
  font-size: 18px;
  font-weight: 600;
  line-height: 1.45;
}

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

.page-home .duo__note {
  margin: 6px 0 0;
  padding: 16px 18px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--chalk);
  background: var(--ink-800);
  border-left: 2px solid var(--trail-blue);
}

.page-home .duo__media {
  margin: 0;
}

.page-home .duo__media .media__img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--hairline);
}

.page-home .duo__media .media__label {
  display: block;
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--mist);
}

/* ---------- 会员与上手 ---------- */
.page-home .tiers {
  margin-top: 32px;
  display: grid;
  gap: 14px;
}

.page-home .tier {
  padding: 22px;
  display: grid;
  gap: 10px;
  align-content: start;
  background: var(--ink-900);
  border: 1px solid var(--hairline);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
}

.page-home .tier--lead {
  background: linear-gradient(165deg, rgba(243, 200, 97, .14), rgba(12, 22, 38, .96) 62%);
  border-color: rgba(243, 200, 97, .48);
}

.page-home .tier__rank {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--member-gold);
}

.page-home .tier__name {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
}

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

.page-home .tier__list {
  margin: 0;
  padding-left: 18px;
  font-size: 14px;
  line-height: 1.85;
  color: var(--chalk);
}

.page-home .tier__list li::marker {
  color: var(--electric-cyan);
}

.page-home .steps {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .step {
  padding: 20px 20px 22px;
  display: grid;
  gap: 8px;
  align-content: start;
  background: var(--ink-900);
  border: 1px solid var(--hairline);
  border-top: 2px solid var(--electric-cyan);
}

.page-home .step__index {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--signal-orange);
}

.page-home .step h3 {
  margin: 0;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.45;
}

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

.page-home .cta-row {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 服务与支持 ---------- */
.page-home .trust {
  margin-top: 32px;
  display: grid;
  gap: 14px;
}

.page-home .trust__item {
  padding: 22px;
  background: var(--ink-900);
  border: 1px solid var(--hairline);
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
}

.page-home .trust__num {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(26px, 6vw, 32px);
  font-weight: 300;
  line-height: 1.1;
  color: var(--signal-orange);
  font-variant-numeric: tabular-nums;
}

.page-home .trust__title {
  margin: 12px 0 8px;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
}

.page-home .trust__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--mist);
}

/* ---------- 响应式 ---------- */
@media (min-width: 640px) {
  .page-home .tiers {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .flow {
    grid-auto-columns: minmax(260px, 60%);
  }
}

@media (min-width: 760px) {
  .page-home .bento {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

  .page-home .flow {
    grid-auto-columns: 300px;
  }
}

@media (min-width: 920px) {
  .page-home .hero__split {
    grid-template-columns: 210px minmax(0, 1fr);
    gap: 48px;
  }

  .page-home .hero__split::before {
    content: "";
    position: absolute;
    top: -8px;
    bottom: -8px;
    left: 234px;
    width: 1px;
    background: linear-gradient(180deg, transparent, var(--trail-blue) 18%, var(--electric-cyan) 82%, transparent);
    transform: rotate(12deg);
    transform-origin: top center;
    opacity: .6;
    pointer-events: none;
  }

  .page-home .hero__title {
    font-size: clamp(64px, 8.4vw, 148px);
  }

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

@media (min-width: 980px) {
  .page-home .duo {
    grid-template-columns: minmax(0, 1fr) minmax(0, 420px);
    gap: 40px;
    align-items: start;
  }
}

@media (min-width: 1040px) {
  .page-home .bento {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: minmax(150px, auto);
  }

  .page-home .bento__cell--focus {
    grid-column: span 2;
    grid-row: span 2;
  }

  .page-home .bento__cell--wide {
    grid-column: span 2;
  }

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

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

@media (prefers-reduced-motion: reduce) {
  .page-home .replay-fab,
  .page-home .replay-drawer,
  .page-home .rail__item,
  .page-home .rail__peek,
  .page-home .flow {
    transition: none !important;
    scroll-behavior: auto !important;
  }

  .page-home .replay-fab:hover {
    transform: none;
  }
}