.page-home {
  --ph-gap: clamp(16px, 2.2vw, 28px);
  --ph-stack: clamp(40px, 7vw, 96px);
}

.page-home .container {
  position: relative;
}

/* ---------- 首屏 ---------- */
.page-home .ph-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(22px, 4vw, 44px) 0 clamp(36px, 6vw, 76px);
}

.page-home .ph-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  margin: 0;
  opacity: .22;
  pointer-events: none;
}

.page-home .ph-hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, var(--ink) 12%, rgba(7, 26, 47, .55) 58%, rgba(7, 26, 47, .9) 100%);
}

.page-home .ph-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% 45%;
  display: block;
}

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

.page-home .ph-context {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 clamp(14px, 2vw, 22px);
  padding: 7px 15px 7px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(14, 42, 71, .7);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .05em;
  color: var(--mist);
}

.page-home .ph-context__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, .16);
}

.page-home .ph-hero__title {
  margin: 0 0 clamp(16px, 2.4vw, 26px);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(42px, 8.6vw, 108px);
  line-height: .96;
  letter-spacing: -.035em;
  color: var(--white);
}

.page-home .ph-hero__title em {
  display: block;
  font-style: normal;
  color: var(--cyan);
  margin-top: .08em;
}

.page-home .ph-hero__sub {
  max-width: 46ch;
  margin: 0 0 clamp(22px, 3vw, 34px);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.78;
  color: var(--mist);
}

.page-home .ph-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-home .ph-hero__float {
  margin-top: clamp(26px, 4vw, 40px);
  padding: 18px 18px 6px;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  background: linear-gradient(160deg, rgba(18, 52, 84, .96), rgba(7, 26, 47, .95));
  box-shadow: 0 22px 48px rgba(4, 18, 31, .55);
}

.page-home .ph-float__head {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--silver);
}

.page-home .ph-float__pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 4px rgba(255, 122, 26, .16);
  animation: ph-pulse 2.6s var(--ease) infinite;
}

@keyframes ph-pulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(255, 122, 26, .12); }
  50% { box-shadow: 0 0 0 7px rgba(255, 122, 26, .04); }
}

.page-home .ph-float__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .ph-float__list li + li {
  border-top: 1px solid rgba(30, 70, 102, .72);
}

.page-home .ph-float__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 13px 4px 13px 12px;
  border-left: 2px solid transparent;
  color: var(--mist);
  text-decoration: none;
  font-size: 15px;
  transition: border-color .3s var(--ease), transform .3s var(--ease), color .3s var(--ease);
}

.page-home .ph-float__list a:hover,
.page-home .ph-float__list a:focus-visible {
  border-left-color: var(--orange);
  color: var(--white);
  transform: translateX(2px);
}

.page-home .ph-float__num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
  white-space: nowrap;
}

/* ---------- 堆叠面板 ---------- */
.page-home .ph-lanes {
  position: relative;
  overflow: hidden;
  padding: var(--ph-stack) 0;
}

.page-home .ph-lanes__texture {
  position: absolute;
  top: 6%;
  right: -10%;
  z-index: 0;
  width: min(520px, 62%);
  margin: 0;
  opacity: .13;
  pointer-events: none;
}

.page-home .ph-lanes__texture img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--r-xl);
}

.page-home .ph-lanes .container {
  z-index: 1;
}

.page-home .ph-lanes__stack {
  display: grid;
  gap: clamp(16px, 2.4vw, 24px);
  margin-top: clamp(24px, 3.6vw, 42px);
}

.page-home .ph-lane {
  position: relative;
  padding: clamp(20px, 3vw, 34px);
  transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}

.page-home .ph-lane:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, .45);
}

.page-home .ph-lane__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.page-home .ph-lane__index {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--orange);
}

.page-home .ph-lane__title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 2.8vw, 30px);
  letter-spacing: -.01em;
  color: var(--white);
}

.page-home .ph-lane__body {
  margin: 0 0 18px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-home .ph-lane__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: gap .3s var(--ease), border-color .3s var(--ease);
}

.page-home .ph-lane__cta:hover,
.page-home .ph-lane__cta:focus-visible {
  gap: 14px;
  border-bottom-color: var(--cyan);
}

/* ---------- 轮次状态带 ---------- */
.page-home .ph-round {
  padding: 0 0 var(--ph-stack);
}

.page-home .ph-round__band {
  overflow-x: auto;
  overflow-y: hidden;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 4px 2px 14px;
  border-radius: var(--r-lg);
}

.page-home .ph-round__band:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.page-home .ph-round__list {
  display: flex;
  gap: clamp(14px, 2vw, 20px);
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 100%;
}

.page-home .ph-round__item {
  position: relative;
  flex: 0 0 min(300px, 78vw);
  scroll-snap-align: start;
  overflow: hidden;
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(170deg, var(--panel-2), var(--ink));
}

.page-home .ph-round__item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), rgba(255, 122, 26, 0));
}

.page-home .ph-round__time {
  display: block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--orange);
}

.page-home .ph-round__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 19px;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-home .ph-round__item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--silver);
}

/* ---------- 资料覆盖 ---------- */
.page-home .ph-scale {
  padding: 0 0 var(--ph-stack);
}

.page-home .ph-scale__grid {
  display: grid;
  gap: clamp(22px, 3vw, 38px);
}

.page-home .ph-scale__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(12px, 1.8vw, 20px);
  margin-top: clamp(20px, 3vw, 32px);
}

.page-home .ph-stat {
  padding: 18px 16px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  border-radius: var(--r-md);
  background: rgba(14, 42, 71, .62);
}

.page-home .ph-stat:nth-child(2) {
  border-left-color: var(--orange);
}

.page-home .ph-stat:nth-child(3) {
  border-left-color: var(--sage);
}

.page-home .ph-stat .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--silver);
}

.page-home .ph-scale__media {
  margin: 0;
}

.page-home .ph-scale__media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  object-fit: cover;
}

/* ---------- V3.1 变更 ---------- */
.page-home .ph-version {
  padding: 0 0 var(--ph-stack);
}

.page-home .ph-version__grid {
  display: grid;
  gap: clamp(22px, 3vw, 36px);
}

.page-home .ph-version__lead {
  margin: 12px 0 clamp(18px, 2.6vw, 26px);
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-home .ph-version__body .accordion {
  margin-bottom: clamp(18px, 2.4vw, 26px);
}

.page-home .ph-version__note {
  display: inline-flex;
}

.page-home .ph-version__media {
  margin: 0;
}

.page-home .ph-version__media img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--r-xl);
  border: 1px solid var(--line);
  object-fit: cover;
}

/* ---------- 编辑精选 ---------- */
.page-home .ph-picks-section {
  padding: 0 0 var(--ph-stack);
}

.page-home .ph-picks {
  display: grid;
  gap: 14px;
  margin-top: clamp(20px, 3vw, 32px);
}

.page-home .ph-pick {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: linear-gradient(168deg, var(--panel), var(--ink-deep));
  text-decoration: none;
  overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s var(--ease);
}

.page-home .ph-pick::after {
  content: "";
  position: absolute;
  left: -40px;
  bottom: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, .16), transparent 70%);
  pointer-events: none;
}

.page-home .ph-pick:hover,
.page-home .ph-pick:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, .5);
}

.page-home .ph-pick--lead {
  background: linear-gradient(150deg, var(--panel-2), var(--ink) 70%, #061624);
}

.page-home .ph-pick__tag {
  display: flex;
  gap: 8px;
}

.page-home .ph-pick__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(19px, 2.2vw, 25px);
  line-height: 1.3;
  letter-spacing: -.01em;
  color: var(--white);
}

.page-home .ph-pick--lead .ph-pick__title {
  font-size: clamp(23px, 3vw, 34px);
}

.page-home .ph-pick__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--silver);
  max-width: 46ch;
}

.page-home .ph-pick__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--cyan);
}

/* ---------- 联络提示 ---------- */
.page-home .ph-call {
  padding: 0 0 var(--ph-stack);
}

.page-home .ph-call__inner {
  display: grid;
  gap: 22px;
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid rgba(30, 70, 102, .9);
  border-radius: var(--r-xl);
  background:
    radial-gradient(120% 150% at 8% 0%, rgba(34, 211, 238, .16), transparent 58%),
    linear-gradient(160deg, var(--panel-2), var(--ink));
}

.page-home .ph-call__title {
  margin: 8px 0 10px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 2.8vw, 32px);
  letter-spacing: -.01em;
  color: var(--white);
}

.page-home .ph-call__text {
  margin: 0;
  max-width: 54ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist);
}

.page-home .ph-call__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 信任收束 ---------- */
.page-home .ph-trust {
  padding: 0 0 clamp(48px, 8vw, 104px);
}

.page-home .ph-trust__grid {
  display: grid;
  gap: clamp(24px, 3.4vw, 44px);
  padding-top: clamp(24px, 3.4vw, 40px);
  border-top: 1px solid var(--line);
}

.page-home .ph-trust__title {
  margin: 0 0 14px;
  padding-left: 16px;
  border-left: 3px solid var(--orange);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.28;
  letter-spacing: -.015em;
  color: var(--white);
}

.page-home .ph-trust__text {
  margin: 0 0 clamp(20px, 2.8vw, 28px);
  max-width: 58ch;
  padding-left: 19px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .ph-trust__grid > div > .btn {
  margin-left: 19px;
}

.page-home .ph-trust__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .ph-trust__facts li {
  padding: 16px 12px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: rgba(14, 42, 71, .55);
  text-align: center;
}

.page-home .ph-trust__facts strong {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: -.02em;
}

.page-home .ph-trust__facts span {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.5;
  color: var(--silver);
}

/* ---------- 悬停显示阅读信息 ---------- */
@media (hover: hover) {
  .page-home .ph-pick__meta {
    opacity: 0;
    transform: translateY(6px);
    transition: opacity .35s var(--ease), transform .35s var(--ease);
  }

  .page-home .ph-pick:hover .ph-pick__meta,
  .page-home .ph-pick:focus-visible .ph-pick__meta {
    opacity: 1;
    transform: none;
  }
}

/* ---------- 平板及以上 ---------- */
@media (min-width: 800px) {
  .page-home .ph-hero__grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(20px, 2.6vw, 34px);
  }

  .page-home .ph-hero__lead {
    grid-column: 1 / span 7;
  }

  .page-home .ph-hero__float {
    grid-column: 8 / -1;
    margin-top: 0;
  }

  .page-home .ph-lanes__stack {
    position: relative;
  }

  .page-home .ph-lane:nth-child(1) {
    margin-right: 20%;
  }

  .page-home .ph-lane:nth-child(2) {
    margin-left: 9%;
    margin-right: 9%;
    margin-top: -10px;
  }

  .page-home .ph-lane:nth-child(3) {
    margin-left: 20%;
    margin-top: -10px;
  }

  .page-home .ph-picks {
    grid-template-columns: 1.3fr 1fr;
  }

  .page-home .ph-pick--lead {
    grid-row: span 2;
  }

  .page-home .ph-call__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

/* ---------- 桌面 ---------- */
@media (min-width: 980px) {
  .page-home .ph-scale__grid {
    grid-template-columns: 1.15fr .85fr;
    align-items: start;
  }

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

  .page-home .ph-version__grid {
    grid-template-columns: 1.1fr .9fr;
    align-items: start;
  }

  .page-home .ph-picks {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .page-home .ph-pick--lead {
    grid-row: auto;
  }

  .page-home .ph-trust__grid {
    grid-template-columns: 1.2fr .8fr;
    align-items: start;
  }

  .page-home .ph-trust__facts {
    grid-template-columns: 1fr;
  }

  .page-home .ph-trust__facts li {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ph-float__pulse {
    animation: none;
  }

  .page-home .ph-lane,
  .page-home .ph-pick,
  .page-home .ph-float__list a,
  .page-home .ph-lane__cta {
    transition: none;
  }

  .page-home .ph-lane:hover,
  .page-home .ph-pick:hover {
    transform: none;
  }
}