.page-home {
  --ph-gap: clamp(20px, 3.6vw, 44px);
  --ph-pad: clamp(20px, 4vw, 56px);
  --ph-edge: clamp(22px, 5vw, 64px);
  position: relative;
  background:
    radial-gradient(900px 520px at 80% -12%, rgba(208, 32, 47, 0.16), transparent 70%),
    radial-gradient(700px 460px at 8% 24%, rgba(63, 167, 158, 0.07), transparent 72%),
    var(--ink);
  overflow: hidden;
}

.page-home .sk-section {
  padding-block: clamp(46px, 7vw, 88px);
}

.page-home .sk-section + .sk-section {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.page-home h2,
.page-home h3 {
  font-weight: 300;
}

/* ---------- 01 hero ---------- */
.ph-hero {
  padding-top: clamp(28px, 4.5vw, 56px);
  position: relative;
}

.ph-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 34%;
  height: 3px;
  background: linear-gradient(90deg, var(--red), var(--red-deep));
  transform: skewX(-6deg);
  transform-origin: left;
}

.page-home .sk-display {
  font-weight: 200;
  font-size: clamp(2.15rem, 7.4vw, 4.5rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 14px 0 22px;
  color: var(--paper);
  max-width: 15em;
}

.page-home .sk-display em {
  font-style: normal;
  font-weight: 700;
  color: var(--red-bright);
}

.ph-hero__lede .sk-lead {
  color: var(--smoke);
  max-width: 40em;
  margin: 0 0 28px;
}

.ph-hero__acts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.ph-hero__note {
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--smoke);
  margin: 0;
}

.ph-hero__grid {
  display: grid;
  gap: var(--ph-gap);
  align-items: start;
}

.ph-hero__rail {
  position: relative;
  padding: 24px 20px 22px;
  background: linear-gradient(180deg, rgba(208, 32, 47, 0.12), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--line);
  border-radius: 3px;
}

.ph-rail__cap {
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--red);
  margin: 0 0 14px;
}

.ph-rail__list {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: rgba(255, 255, 255, 0.06);
}

.ph-rail__list a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 11px 14px;
  background: var(--ink-2);
  color: var(--paper);
  text-decoration: none;
  font-size: 0.95rem;
  border-left: 2px solid transparent;
  transition: border-color 0.25s var(--ease), background-color 0.25s var(--ease), color 0.25s var(--ease);
}

.ph-rail__list a:hover,
.ph-rail__list a:focus-visible {
  border-left-color: var(--red);
  background: #1e1e26;
  color: var(--red-bright);
  outline: none;
}

.ph-rail__list .sk-num {
  color: var(--gold);
  font-size: 0.78rem;
}

.ph-hero__media {
  margin: 0;
  border: 1px solid var(--line);
}

.ph-hero__media img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 02 品类长卷 ---------- */
.ph-cats__grid {
  display: grid;
  gap: clamp(22px, 3.4vw, 36px);
  margin-top: clamp(24px, 3vw, 38px);
}

.ph-cats__fig {
  margin: 0;
}

.ph-cats__fig img,
.ph-data__fig img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
}

.ph-band-wrap {
  min-width: 0;
}

.ph-band {
  list-style: none;
  margin: 0;
  padding: 4px 2px 18px;
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--red) rgba(255, 255, 255, 0.08);
}

.ph-band::-webkit-scrollbar {
  height: 4px;
}

.ph-band::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.08);
}

.ph-band::-webkit-scrollbar-thumb {
  background: var(--red);
}

.ph-cat {
  scroll-snap-align: start;
  flex: 0 0 clamp(196px, 60vw, 226px);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 20px 18px 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.012));
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}

.ph-cat::after {
  content: "";
  position: absolute;
  right: -34px;
  bottom: -34px;
  width: 104px;
  height: 104px;
  border-radius: 50%;
  background: conic-gradient(from 210deg, rgba(208, 32, 47, 0.55), rgba(227, 176, 75, 0.28), rgba(208, 32, 47, 0.55));
  opacity: 0.42;
  pointer-events: none;
}

.ph-cat:hover {
  transform: translateY(-4px);
  border-color: rgba(208, 32, 47, 0.55);
}

.ph-cat__idx {
  font-size: 0.74rem;
  color: var(--smoke);
  letter-spacing: 0.14em;
}

.ph-cat .sk-tag {
  align-self: flex-start;
}

.ph-cat__name {
  font-size: 1.24rem;
  font-weight: 500;
  color: var(--paper);
  margin: 0;
  letter-spacing: 0.01em;
}

.ph-cat__desc {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--smoke);
}

.ph-band-hint {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--smoke);
}

/* ---------- 03 活动周期 ---------- */
.ph-cycle {
  position: relative;
  isolation: isolate;
}

.ph-cycle__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.11;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 26%, #000 74%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 26%, #000 74%, transparent);
}

.ph-tl {
  list-style: none;
  margin: clamp(26px, 3.4vw, 44px) 0 0;
  padding: 0 0 0 30px;
  position: relative;
  display: grid;
  gap: 0;
}

.ph-tl::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 8px;
  bottom: 24px;
  width: 1px;
  background: linear-gradient(180deg, var(--red), var(--red-deep) 52%, rgba(208, 32, 47, 0));
}

.ph-tl__item {
  position: relative;
  padding: 0 0 clamp(28px, 3.6vw, 44px);
  max-width: 46em;
}

.ph-tl__item::before {
  content: "";
  position: absolute;
  left: -30px;
  top: 8px;
  width: 13px;
  height: 13px;
  background: var(--ink);
  border: 2px solid var(--red);
  transform: rotate(45deg);
}

.ph-tl__item:last-child {
  padding-bottom: 0;
}

.ph-tl__title {
  font-size: clamp(1.1rem, 2.4vw, 1.42rem);
  font-weight: 500;
  color: var(--paper);
  margin: 6px 0 10px;
}

.ph-tl__txt {
  margin: 0;
  color: var(--smoke);
  font-size: 0.96rem;
  line-height: 1.78;
}

/* ---------- 04 桌台 ---------- */
.ph-desk-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: clamp(20px, 2.6vw, 30px) 0 16px;
}

.ph-desks__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  grid-template-columns: minmax(0, 1fr);
}

.ph-desk {
  position: relative;
  background: var(--ink-2);
  padding: 22px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
  transition: background-color 0.3s var(--ease);
}

.ph-desk::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--red), var(--red-deep));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.32s var(--ease);
}

.ph-desk:hover {
  background: #1d1d25;
}

.ph-desk:hover::before {
  transform: scaleY(1);
}

.ph-desk__idx {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--smoke);
}

.ph-desk__name {
  margin: 0;
  font-size: 1.16rem;
  font-weight: 500;
  color: var(--paper);
}

.ph-desk__txt {
  margin: 0;
  flex: 1 1 auto;
  font-size: 0.9rem;
  line-height: 1.72;
  color: var(--smoke);
}

.ph-desk .sk-tag {
  align-self: flex-start;
}

/* ---------- 05 结算与记录 ---------- */
.ph-data__grid {
  display: grid;
  gap: clamp(24px, 3.6vw, 48px);
  align-items: center;
}

.ph-data__fig {
  margin: 0;
}

.ph-data__body .sk-h2 {
  margin: 8px 0 16px;
}

.ph-data__body .sk-text {
  color: var(--smoke);
  margin: 0 0 24px;
}

.ph-stats {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin: 0 0 26px;
}

.ph-stat {
  background: var(--ink-2);
  padding: 16px 18px 18px;
}

.ph-stat dt {
  font-size: 0.76rem;
  letter-spacing: 0.16em;
  color: var(--smoke);
  margin-bottom: 8px;
}

.ph-stat dd {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.ph-stat__num {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.7rem, 3.4vw, 2.1rem);
  line-height: 1;
  color: var(--gold);
  letter-spacing: -0.02em;
}

.ph-stat__unit {
  font-size: 0.86rem;
  color: var(--smoke);
}

.ph-data__links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 06 玩法与客服 ---------- */
.ph-version__grid {
  display: grid;
  gap: clamp(30px, 4.2vw, 58px);
}

.ph-version__col .sk-h2 {
  margin: 8px 0 16px;
}

.ph-version__col .sk-text {
  color: var(--smoke);
  margin: 0 0 22px;
}

.page-home .ph-disc {
  margin-bottom: 24px;
  border-top: 1px solid var(--line);
}

.page-home .sk-disclosure__item {
  border-bottom: 1px solid var(--line);
}

.page-home .sk-disclosure__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 0;
  background: none;
  border: 0;
  color: var(--paper);
  font-family: inherit;
  font-size: 0.98rem;
  text-align: left;
  cursor: pointer;
  transition: color 0.25s var(--ease);
}

.page-home .sk-disclosure__btn:hover,
.page-home .sk-disclosure__btn:focus-visible {
  color: var(--red-bright);
  outline: none;
}

.page-home .sk-disclosure__sign {
  color: var(--red);
  font-family: var(--mono);
  font-size: 1.05rem;
  line-height: 1;
  transition: transform 0.3s var(--ease), color 0.25s var(--ease);
}

.page-home .sk-disclosure__btn[aria-expanded="true"] .sk-disclosure__sign {
  transform: rotate(90deg);
  color: var(--gold);
}

.page-home .sk-disclosure__inner {
  padding: 0 0 18px;
  color: var(--smoke);
  font-size: 0.92rem;
  line-height: 1.78;
  max-width: 42em;
}

.ph-version__cta {
  margin-top: 4px;
}

.ph-version__col--alt {
  position: relative;
  display: flex;
  flex-direction: column;
}

.ph-scenes {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.ph-scenes li {
  background: var(--ink-2);
  padding: 12px 16px;
  display: flex;
  gap: 14px;
  align-items: baseline;
  font-size: 0.92rem;
  color: var(--paper);
  transition: background-color 0.25s var(--ease);
}

.ph-scenes li:hover {
  background: #1d1d25;
}

.ph-scenes .sk-num {
  color: var(--cyan);
  font-size: 0.76rem;
  letter-spacing: 0.1em;
}

.ph-version__hours {
  margin: 0 0 20px;
  font-size: 0.84rem;
  letter-spacing: 0.05em;
  color: var(--smoke);
}

/* ---------- 07 相关说明 ---------- */
.ph-more__grid {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: clamp(22px, 3vw, 34px);
}

.ph-more__grid a {
  background: var(--ink-2);
  padding: 22px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--paper);
  text-decoration: none;
  font-size: 0.98rem;
  transition: background-color 0.28s var(--ease), color 0.28s var(--ease);
}

.ph-more__grid a span[aria-hidden] {
  color: var(--red);
  transition: transform 0.28s var(--ease);
}

.ph-more__grid a:hover,
.ph-more__grid a:focus-visible {
  background: #1d1d25;
  color: var(--red-bright);
  outline: none;
}

.ph-more__grid a:hover span[aria-hidden] {
  transform: translateX(5px);
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .ph-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .ph-desks__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .ph-more__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .ph-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(32px, 5vw, 76px);
  }

  .ph-cats__grid {
    grid-template-columns: minmax(0, 286px) minmax(0, 1fr);
    align-items: start;
  }

  .ph-cats__fig {
    position: sticky;
    top: calc(var(--top-h) + 26px);
  }

  .ph-data__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .ph-version__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .ph-version__col--alt {
    padding-left: clamp(24px, 3.2vw, 46px);
    border-left: 1px solid var(--line);
  }
}

@media (min-width: 1040px) {
  .ph-desks__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 899px) {
  .ph-tl {
    padding-left: 24px;
  }

  .ph-tl__item::before {
    left: -24px;
  }

  .ph-tl::before {
    left: 5px;
  }
}

@media (max-width: 520px) {
  .page-home .sk-display {
    font-size: clamp(1.95rem, 8.6vw, 2.6rem);
  }

  .ph-cat {
    flex-basis: min(78vw, 250px);
  }

  .ph-hero__rail {
    padding: 20px 16px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ph-cat,
  .page-home .ph-desk,
  .page-home .ph-desk::before,
  .page-home .sk-disclosure__sign,
  .page-home .ph-more__grid a span[aria-hidden] {
    transition: none;
  }

  .page-home .ph-cat:hover {
    transform: none;
  }
}