.page-home {
  --ph-gap: clamp(64px, 9vw, 120px);
  --ph-frame-pad: clamp(22px, 4vw, 56px);
  --ph-idx-lamp: #0E7A52;
  --ph-idx-mut: #5A6E6A;
  --ph-idx-ink: #071013;
  background: var(--ink);
  color: var(--body-text);
}

.page-home .title-xl,
.page-home .title-lg,
.page-home .title-md {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  color: var(--white);
}

/* ---------- 首屏框景 ---------- */

.page-home .hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-top: calc(var(--header-h) + clamp(24px, 4vw, 56px));
  padding-bottom: clamp(56px, 8vw, 104px);
  background: var(--ink);
}

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.28;
  z-index: 0;
}

.page-home .hero__glow {
  position: absolute;
  inset: -18% -12% auto -12%;
  height: 130%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(46% 58% at 24% 26%, rgba(77, 255, 159, 0.18), transparent 70%),
    radial-gradient(42% 50% at 78% 14%, rgba(41, 216, 255, 0.16), transparent 72%);
  animation: ph-drift 20s ease-in-out infinite;
}

@keyframes ph-drift {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-14px, 20px, 0) scale(1.05); }
}

.page-home .hero__inner {
  position: relative;
  z-index: 1;
}

.page-home .hero__frame {
  position: relative;
  padding: var(--ph-frame-pad);
  border: 1px solid var(--line);
  border-radius: var(--radius-organic);
  background: linear-gradient(180deg, rgba(12, 23, 28, 0.92) 0%, rgba(5, 9, 12, 0.96) 100%);
  box-shadow:
    0 0 0 1px rgba(77, 255, 159, 0.05),
    0 48px 130px -70px rgba(41, 216, 255, 0.55);
}

.page-home .hero__frame::before,
.page-home .hero__frame::after {
  content: "";
  position: absolute;
  left: 34px;
  right: 34px;
  height: 12px;
  pointer-events: none;
  opacity: 0.42;
  background-image: repeating-linear-gradient(to right, var(--lamp) 0 1px, transparent 1px 22px);
}

.page-home .hero__frame::before { top: -7px; }
.page-home .hero__frame::after { bottom: -7px; }

.page-home .hero__ticks {
  position: absolute;
  top: 38px;
  bottom: 38px;
  width: 12px;
  pointer-events: none;
  opacity: 0.42;
  background-image: repeating-linear-gradient(to bottom, var(--lamp) 0 1px, transparent 1px 22px);
}

.page-home .hero__ticks--left { left: -7px; }
.page-home .hero__ticks--right { right: -7px; }

.page-home .hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 4vw, 48px);
}

.page-home .hero__status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 20px;
  padding: 6px 14px;
  border: 1px solid rgba(77, 255, 159, 0.28);
  border-radius: 999px;
  background: rgba(77, 255, 159, 0.06);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  color: var(--lamp);
}

.page-home .hero__title {
  margin: 0 0 20px;
  line-height: 1.12;
}

.page-home .hero__lede {
  margin: 0 0 14px;
  max-width: 46ch;
  font-size: clamp(1.02rem, 1.3vw, 1.16rem);
  line-height: 1.8;
  color: var(--body-text);
}

.page-home .hero__sub {
  margin: 0 0 30px;
  max-width: 44ch;
  font-size: 0.94rem;
  line-height: 1.78;
  color: var(--mist);
}

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

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

.page-home .hero__shot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 14px 4px 14px 4px;
  box-shadow: 0 0 70px -26px rgba(41, 216, 255, 0.6);
}

.page-home .hero__shot figcaption {
  margin-top: 12px;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

/* ---------- 编号索引（反白快读区） ---------- */

.page-home .idx {
  padding: var(--ph-gap) 0;
  background: var(--paper);
  color: var(--ph-idx-ink);
}

.page-home .idx__head {
  max-width: 60ch;
  margin-bottom: clamp(28px, 4vw, 46px);
}

.page-home .idx__eyebrow {
  margin: 0 0 12px;
  font-size: 0.76rem;
  letter-spacing: 0.2em;
  color: var(--ph-idx-lamp);
  font-variant-numeric: tabular-nums;
}

.page-home .idx .title-lg {
  color: var(--ph-idx-ink);
}

.page-home .idx__lede {
  margin: 12px 0 0;
  line-height: 1.75;
  color: var(--ph-idx-mut);
}

.page-home .idx__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
}

.page-home .idx__item {
  border-top: 1px solid rgba(7, 16, 19, 0.14);
}

.page-home .idx__link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 14px;
  padding: 15px 4px;
  color: inherit;
  text-decoration: none;
  transition: background-color 0.2s ease, padding-left 0.2s ease;
}

.page-home .idx__code {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--ph-idx-lamp);
  font-variant-numeric: tabular-nums;
}

.page-home .idx__name {
  font-size: 1rem;
  font-weight: 600;
}

.page-home .idx__go {
  font-size: 0.86rem;
  color: var(--ph-idx-mut);
  transition: color 0.2s ease, transform 0.2s ease;
}

.page-home .idx__link:hover,
.page-home .idx__link:focus-visible {
  background: rgba(14, 122, 82, 0.08);
  padding-left: 12px;
}

.page-home .idx__link:hover .idx__go,
.page-home .idx__link:focus-visible .idx__go {
  color: var(--ph-idx-lamp);
  transform: translateX(3px);
}

.page-home .idx__foot {
  margin: clamp(24px, 3vw, 36px) 0 0;
  font-size: 0.92rem;
  color: var(--ph-idx-mut);
}

.page-home .idx__foot a {
  color: var(--ph-idx-lamp);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 入口与收藏的左右呼应 ---------- */

.page-home .pair {
  padding: var(--ph-gap) 0;
  background: var(--ink);
}

.page-home .pair__head {
  max-width: 54ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-home .pair__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(22px, 3.4vw, 38px);
}

.page-home .pair__main {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3.6vw, 46px);
  border: 1px solid var(--line);
  border-radius: var(--radius-organic);
  background: radial-gradient(130% 130% at 0% 0%, rgba(20, 53, 40, 0.9), rgba(12, 23, 28, 0.92) 62%);
}

.page-home .pair__main::after {
  content: "";
  position: absolute;
  right: -28%;
  bottom: -62%;
  width: 340px;
  height: 340px;
  pointer-events: none;
  background: radial-gradient(circle, rgba(77, 255, 159, 0.16), transparent 68%);
}

.page-home .pair__aside {
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-left: 2px solid var(--volt);
  border-radius: 6px 22px 6px 22px;
  background: linear-gradient(180deg, rgba(12, 23, 28, 0.9), rgba(5, 9, 12, 0.95));
}

.page-home .pair__tag {
  margin: 0 0 14px;
  font-size: 0.73rem;
  letter-spacing: 0.16em;
  color: var(--volt);
}

.page-home .pair__main .pair__tag {
  color: var(--lamp);
}

.page-home .pair h3 {
  margin: 0 0 14px;
  line-height: 1.35;
}

.page-home .pair p {
  margin: 0 0 16px;
  line-height: 1.8;
  font-size: 0.97rem;
}

.page-home .pair__list {
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .pair__list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--body-text);
}

.page-home .pair__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 9px;
  height: 2px;
  background: var(--lamp);
}

.page-home .pair__link {
  display: inline-block;
  padding-bottom: 2px;
  color: var(--lamp);
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(77, 255, 159, 0.32);
  transition: border-color 0.2s ease;
}

.page-home .pair__link:hover,
.page-home .pair__link:focus-visible {
  border-bottom-color: var(--lamp);
}

/* ---------- 换设备三步 ---------- */

.page-home .swap {
  padding: var(--ph-gap) 0;
  background: linear-gradient(180deg, var(--ink) 0%, var(--stand) 55%, var(--ink) 100%);
}

.page-home .swap__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
}

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

.page-home .swap__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 22px 6px 22px 6px;
}

.page-home .swap__figure figcaption {
  margin-top: 12px;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--mist);
}

.page-home .swap__lede {
  margin: 14px 0 0;
  max-width: 48ch;
  line-height: 1.8;
  color: var(--body-text);
}

.page-home .swap__steps {
  margin: 26px 0 22px;
  border-top: 1px solid var(--line);
}

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

.page-home .swap .disclosure__trigger {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 17px 4px;
  background: none;
  border: 0;
  color: var(--white);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: color 0.2s ease;
}

.page-home .swap .disclosure__trigger:hover,
.page-home .swap .disclosure__trigger:focus-visible {
  color: var(--lamp);
}

.page-home .swap__step-no {
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--lamp);
  font-variant-numeric: tabular-nums;
}

.page-home .swap__step-label {
  font-weight: 600;
}

.page-home .swap .disclosure__panel {
  display: block;
}

.page-home .swap .disclosure__inner {
  padding: 0 4px 20px 40px;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--body-text);
}

.page-home .swap .disclosure__inner p {
  margin: 0;
}

.page-home .swap__link {
  display: inline-block;
  padding-bottom: 2px;
  color: var(--volt);
  font-size: 0.95rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(41, 216, 255, 0.32);
}

.page-home .swap__link:hover,
.page-home .swap__link:focus-visible {
  border-bottom-color: var(--volt);
}

/* ---------- 快速通道 ---------- */

.page-home .fast {
  position: relative;
  overflow: hidden;
  padding: var(--ph-gap) 0;
  background: var(--ink);
}

.page-home .fast::before {
  content: "";
  position: absolute;
  top: -34%;
  right: -22%;
  width: 70vw;
  height: 70vw;
  max-width: 760px;
  max-height: 760px;
  pointer-events: none;
  background: radial-gradient(circle, rgba(41, 216, 255, 0.12), transparent 66%);
}

.page-home .fast .container {
  position: relative;
  z-index: 1;
}

.page-home .fast__head {
  max-width: 58ch;
  margin-bottom: clamp(28px, 4vw, 48px);
}

.page-home .fast__lede {
  margin: 14px 0 0;
  line-height: 1.8;
  color: var(--body-text);
}

.page-home .fast__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(24px, 3.6vw, 48px);
  align-items: center;
}

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

.page-home .fast__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 6px 22px 6px 22px;
}

.page-home .fast__bars {
  display: grid;
  gap: 20px;
}

.page-home .fast__bar-label {
  margin: 0 0 9px;
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  color: var(--mist);
}

.page-home .fast__bar:last-of-type .fast__bar-label {
  color: var(--lamp);
}

.page-home .fast__rail {
  display: block;
  position: relative;
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--stand);
}

.page-home .fast__rail::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  border-radius: 999px;
}

.page-home .fast__rail--long::after {
  width: 100%;
  background: linear-gradient(90deg, var(--line), #2A4049);
}

.page-home .fast__rail--short::after {
  width: 50%;
  background: linear-gradient(90deg, var(--lamp), var(--volt));
  box-shadow: 0 0 22px rgba(77, 255, 159, 0.5);
}

.page-home .fast__note {
  margin: 4px 0 0;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .fast__facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: clamp(14px, 2vw, 28px);
  margin-top: clamp(34px, 4.5vw, 58px);
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.page-home .fast__facts > div {
  display: grid;
  gap: 7px;
}

.page-home .fast__num {
  font-family: var(--font-mono);
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  line-height: 1.1;
  color: var(--white);
  font-variant-numeric: tabular-nums;
}

.page-home .fast__cap {
  font-size: 0.86rem;
  color: var(--mist);
}

/* ---------- 下一步 ---------- */

.page-home .next {
  padding: 0 0 var(--ph-gap);
  background: var(--ink);
}

.page-home .next__panel {
  position: relative;
  overflow: hidden;
  padding: clamp(30px, 5vw, 72px);
  border: 1px solid rgba(77, 255, 159, 0.22);
  border-radius: var(--radius-organic);
  background:
    radial-gradient(90% 140% at 10% 100%, rgba(20, 53, 40, 0.9), transparent 62%),
    radial-gradient(80% 120% at 94% 0%, rgba(41, 216, 255, 0.14), transparent 60%),
    linear-gradient(180deg, #0A1418, #05090C);
}

.page-home .next__panel::after {
  content: "";
  position: absolute;
  top: 30px;
  right: 34px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--lamp);
  box-shadow: 0 0 0 6px rgba(77, 255, 159, 0.12), 0 0 26px rgba(77, 255, 159, 0.65);
}

.page-home .next__lede {
  margin: 14px 0 28px;
  max-width: 52ch;
  line-height: 1.8;
  color: var(--body-text);
}

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

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-home .idx__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: clamp(24px, 5vw, 76px);
  }
}

@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
  }

  .page-home .swap__grid {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  }

  .page-home .fast__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  }
}

@media (min-width: 940px) {
  .page-home .pair__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.75fr);
    align-items: start;
  }
}

@media (max-width: 620px) {
  .page-home .hero__frame::before,
  .page-home .hero__frame::after {
    left: 16px;
    right: 16px;
  }

  .page-home .hero__ticks {
    display: none;
  }

  .page-home .next__panel::after {
    top: 20px;
    right: 20px;
  }

  .page-home .swap .disclosure__inner {
    padding-left: 4px;
  }
}

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

  .page-home .idx__link,
  .page-home .idx__go {
    transition: none;
  }
}