.page-home{
  position: relative;
  background: var(--snow);
  color: var(--ink);
  overflow-x: clip;
}

.page-home *{ box-sizing: border-box; }

.page-home h1,
.page-home h2,
.page-home h3{
  margin: 0;
  font-family: var(--font-sans);
  line-height: 1.24;
  letter-spacing: -0.01em;
}

.page-home p{ margin: 0; }

.page-home ul,
.page-home ol{ margin: 0; padding: 0; list-style: none; }

.page-home a{ color: inherit; }

.page-home .btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: transform .3s var(--ease), background-position .34s var(--ease), border-color .3s var(--ease);
}

.page-home .btn--action{
  color: var(--ink);
  background-image: linear-gradient(90deg, var(--action-hi) 0 50%, var(--action) 50% 100%);
  background-size: 200% 100%;
  background-position: 100% 0;
}

.page-home .btn--action:hover,
.page-home .btn--action:focus-visible{
  background-position: 0 0;
  transform: translateY(-1px);
}

.page-home .btn--ghost{
  color: var(--ink);
  border: 1.5px solid rgba(11, 42, 58, .26);
  background: rgba(247, 252, 255, .6);
}

.page-home .btn--ghost:hover,
.page-home .btn--ghost:focus-visible{
  border-color: var(--neon-ink);
  transform: translateY(-1px);
}

/* ---------- 章节刻度 ---------- */
.page-home .rail{ display: none; }

@media (min-width: 1280px){
  .page-home .rail{
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: fixed;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 20;
  }

  .page-home .rail a{
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: .08em;
    text-decoration: none;
    color: var(--muted);
    border-left: 2px solid rgba(0, 229, 255, .22);
    transition: color .3s var(--ease), border-color .3s var(--ease);
  }

  .page-home .rail a:hover{ color: var(--neon-ink); }

  .page-home .rail a[aria-current="true"]{
    color: var(--neon-ink);
    border-left-color: var(--neon);
    text-shadow: 0 0 12px rgba(0, 229, 255, .55);
  }
}

/* ---------- 侧边浮岛 ---------- */
.page-home .island{ display: none; }

@media (min-width: 1400px){
  .page-home .island{
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: fixed;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 24;
  }

  .page-home .island__item{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    width: 52px;
    padding: 12px 4px;
    border-radius: 999px;
    font-size: 11px;
    line-height: 1.2;
    text-decoration: none;
    color: var(--ink);
    background: rgba(247, 252, 255, .82);
    border: 1px solid rgba(0, 229, 255, .35);
    backdrop-filter: blur(10px);
    transition: border-color .3s var(--ease), transform .3s var(--ease);
  }

  .page-home .island__item:hover{
    border-color: var(--action);
    transform: translateY(-2px);
  }

  .page-home .island__dot{
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--neon);
    box-shadow: 0 0 8px rgba(0, 229, 255, .8);
  }
}

/* ---------- 首屏 ---------- */
.page-home .hero{
  position: relative;
  padding: 20px 0 52px;
  background:
    radial-gradient(120% 80% at 92% -8%, rgba(179, 136, 255, .30), transparent 58%),
    radial-gradient(90% 70% at 2% 0%, rgba(168, 230, 255, .58), transparent 56%),
    var(--snow);
}

.page-home .hero__grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.page-home .hero__eyebrow{
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 12px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--aurora-ink);
  background: rgba(179, 136, 255, .14);
  border: 1px solid rgba(179, 136, 255, .32);
}

.page-home .hero__title{
  font-size: clamp(28px, 6.4vw, 54px);
  font-weight: 800;
  background: linear-gradient(112deg, var(--ink) 24%, var(--aurora-ink) 78%, var(--neon-ink) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 16px;
}

.page-home .hero__lede{
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink-soft);
  max-width: 34em;
}

.page-home .hero__actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.page-home .hero__visual{
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--ice-mist);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%);
}

.page-home .hero__visual img{
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.page-home .hero__visual figcaption{
  position: absolute;
  left: 14px;
  bottom: 14px;
  right: 40px;
  padding: 8px 14px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--snow);
  background: rgba(6, 59, 68, .78);
  border-radius: 999px;
  backdrop-filter: blur(6px);
}

.page-home .hero__steps,
.page-home .hero__paths{
  padding: 20px 20px 22px;
  border-radius: var(--radius-md);
  background: rgba(247, 252, 255, .86);
  border: 1px solid rgba(168, 230, 255, .8);
}

.page-home .hero__sub{
  font-size: 14px;
  font-family: var(--font-mono);
  letter-spacing: .08em;
  color: var(--neon-ink);
  margin-bottom: 14px;
  font-weight: 600;
}

.page-home .steps li{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-home .steps li + li{ margin-top: 12px; }

.page-home .steps__n{
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--aurora-ink);
  padding-top: 3px;
  letter-spacing: .08em;
}

.page-home .paths li{
  display: grid;
  gap: 2px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.page-home .paths li + li{
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed rgba(11, 42, 58, .14);
}

.page-home .paths strong{
  font-size: 14px;
  color: var(--ink);
}

.page-home .hero__badge{
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, rgba(168, 230, 255, .55), rgba(179, 136, 255, .38));
  border: 1px solid rgba(255, 255, 255, .8);
}

.page-home .hero__crystal{
  flex: none;
  width: 42px;
  height: 48px;
  background: linear-gradient(160deg, var(--neon), var(--aurora));
  clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%);
  animation: home-spin 24s linear infinite;
}

.page-home .hero__badge-text{
  font-size: 14px;
  line-height: 1.6;
  font-weight: 700;
  color: var(--ink);
}

@keyframes home-spin{
  from{ transform: rotate(0deg); }
  to{ transform: rotate(360deg); }
}

@media (min-width: 860px){
  .page-home .hero{ padding: 28px 0 64px; }

  .page-home .hero__grid{
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
    align-items: start;
  }

  .page-home .hero__text{ grid-column: 1 / 7; grid-row: 1; }
  .page-home .hero__visual{ grid-column: 7 / 13; grid-row: 1; }
  .page-home .hero__steps{ grid-column: 1 / 5; grid-row: 2; }
  .page-home .hero__paths{ grid-column: 5 / 10; grid-row: 2; }
  .page-home .hero__badge{ grid-column: 10 / 13; grid-row: 2; align-self: stretch; }
}

/* ---------- 通用章节头 ---------- */
.page-home .section-head{
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin-bottom: 16px;
}

.page-home .section-head h2{
  font-size: clamp(21px, 3.4vw, 30px);
  font-weight: 800;
  flex: 1 1 260px;
}

.page-home .index-num{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--neon-ink);
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(0, 229, 255, .55);
  background: rgba(0, 229, 255, .08);
}

/* ---------- 双端对照 ---------- */
.page-home .dual{
  padding: 52px 0 56px;
  background: linear-gradient(180deg, var(--ice-mist), rgba(247, 252, 255, .9));
}

.page-home .dual__lede{
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin-bottom: 22px;
}

.page-home .dual__switch{
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(247, 252, 255, .9);
  border: 1px solid rgba(0, 229, 255, .4);
  margin-bottom: 22px;
}

.page-home .dual__switch a{
  display: inline-block;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink-soft);
  transition: background .3s var(--ease), color .3s var(--ease);
}

.page-home .dual__switch a:hover,
.page-home .dual__switch a:focus-visible{
  background: var(--aurora);
  color: var(--snow);
}

.page-home .dual__panel{
  display: none;
  gap: 22px;
  padding: 22px;
  border-radius: var(--radius-lg);
  background: rgba(247, 252, 255, .92);
  border: 1px solid rgba(168, 230, 255, .9);
  animation: home-panel-in .34s var(--ease);
}

.page-home .dual__panel.is-default{ display: grid; }

.page-home .dual__panel:target{ display: grid; }

.page-home .dual__stage:has(.dual__panel:target) .dual__panel.is-default{ display: none; }

@keyframes home-panel-in{
  from{ opacity: 0; transform: translateY(10px); }
  to{ opacity: 1; transform: translateY(0); }
}

.page-home .dual__tag{
  display: inline-block;
  margin-bottom: 12px;
  padding: 3px 11px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--aurora-ink);
  background: rgba(179, 136, 255, .16);
}

.page-home .dual__copy h3{
  font-size: 20px;
  margin-bottom: 12px;
}

.page-home .dual__copy > p{
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
}

.page-home .dual__list{
  margin-top: 16px;
  display: grid;
  gap: 9px;
}

.page-home .dual__list li{
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-home .dual__list li::before{
  content: "";
  position: absolute;
  left: 2px;
  top: 9px;
  width: 8px;
  height: 8px;
  background: var(--neon);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.page-home .dual__media{
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--ice-mist);
}

.page-home .dual__media img{
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

.page-home .dual__media--tall img{ aspect-ratio: 4 / 5; }

@media (min-width: 800px){
  .page-home .dual__panel.is-default,
  .page-home .dual__panel:target{
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 28px;
    gap: 28px;
  }
}

/* ---------- 客户端与工具 ---------- */
.page-home .tools{ padding: 56px 0; }

.page-home .tools__grid{
  display: grid;
  gap: 24px;
  align-items: center;
}

.page-home .tools__copy > p{
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-soft);
  max-width: 36em;
}

.page-home .tools__copy > p + p{ margin-top: 14px; }

.page-home .tools__actions{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
}

.page-home .tools__link{
  font-size: 14px;
  color: var(--neon-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 229, 255, .5);
  padding-bottom: 2px;
}

.page-home .tools__link:hover{ color: var(--aurora-ink); border-color: var(--aurora); }

.page-home .tools__figure{
  margin: 0;
  padding: 22px;
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, rgba(168, 230, 255, .5), rgba(179, 136, 255, .34));
  border: 1px solid rgba(255, 255, 255, .9);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 24px), calc(100% - 24px) 100%, 0 100%);
}

.page-home .tools__figure img{
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border-radius: var(--radius-md);
}

.page-home .tools__figure figcaption{
  margin-top: 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
}

@media (min-width: 820px){
  .page-home .tools__grid{ grid-template-columns: 1.25fr .75fr; gap: 40px; }
}

/* ---------- 索引长卷 ---------- */
.page-home .index{
  padding: 56px 0 60px;
  background: linear-gradient(180deg, rgba(220, 242, 255, .5), rgba(247, 252, 255, .2));
}

.page-home .index__lede{
  font-size: 15px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin-bottom: 24px;
}

.page-home .index-list{
  border-left: 1px dashed rgba(179, 136, 255, .55);
  padding-left: 16px;
}

.page-home .index-list li + li{ margin-top: 2px; }

.page-home .index-list details{
  border-bottom: 1px solid rgba(11, 42, 58, .1);
}

.page-home .index-list summary{
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 15px 2px;
  cursor: pointer;
  list-style: none;
}

.page-home .index-list summary::-webkit-details-marker{ display: none; }

.page-home .index-list__num{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--aurora-ink);
}

.page-home .index-list__name{
  font-size: 16px;
  font-weight: 700;
  color: var(--ink);
}

.page-home .index-list__plus{
  position: relative;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(0, 229, 255, .55);
}

.page-home .index-list__plus::before,
.page-home .index-list__plus::after{
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--neon-ink);
  transform: translate(-50%, -50%);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}

.page-home .index-list__plus::before{ width: 10px; height: 1.5px; }
.page-home .index-list__plus::after{ width: 1.5px; height: 10px; }

.page-home .index-list details[open] .index-list__plus::after{ opacity: 0; transform: translate(-50%, -50%) rotate(90deg); }
.page-home .index-list details[open] .index-list__plus{ border-color: var(--aurora); }

.page-home .index-list__body{
  padding: 0 2px 18px 34px;
}

.page-home .index-list__body p{
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-home .index-list__go{
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  color: var(--neon-ink);
  border-bottom: 1px solid rgba(0, 229, 255, .55);
  padding-bottom: 1px;
}

.page-home .index-list__go:hover{ color: var(--aurora-ink); border-color: var(--aurora); }

/* ---------- 四种到场理由 ---------- */
.page-home .scenes{ padding: 56px 0 60px; }

.page-home .scenes__grid{
  display: grid;
  gap: 16px;
}

.page-home .scene{
  position: relative;
  padding: 22px 20px 20px;
  border-radius: var(--radius-md);
  background: rgba(247, 252, 255, .95);
  border: 1px solid rgba(11, 42, 58, .08);
  border-top: 4px solid var(--ice);
  overflow: hidden;
}

.page-home .scene--family{ border-top-color: var(--ice); }
.page-home .scene--pair{ border-top-color: var(--aurora); }
.page-home .scene--team{ border-top-color: var(--neon); }
.page-home .scene--show{ border-top-color: var(--action); }

.page-home .scene__kicker{
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--muted);
}

.page-home .scene h3{
  font-size: 18px;
  margin-bottom: 10px;
}

.page-home .scene p{
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-home .scene__tip{
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(11, 42, 58, .14);
  font-size: 13px;
  color: var(--neon-ink);
}

@media (min-width: 720px){
  .page-home .scenes__grid{
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .page-home .scene:nth-child(even){ margin-top: 28px; }
}

/* ---------- 现场保障 ---------- */
.page-home .assure{
  padding: 58px 0 64px;
  background:
    radial-gradient(90% 70% at 100% 0%, rgba(0, 229, 255, .16), transparent 60%),
    var(--deep);
  color: #EAF9FF;
  border-radius: 32px 32px 0 0;
}

.page-home .assure .index-num{
  color: var(--neon);
  border-color: rgba(0, 229, 255, .55);
  background: rgba(0, 229, 255, .1);
}

.page-home .assure .section-head h2{ color: #F2FCFF; }

.page-home .assure__lede{
  max-width: 40em;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(234, 249, 255, .78);
  margin-bottom: 30px;
}

.page-home .assure__stats{
  display: grid;
  gap: 16px;
  margin-bottom: 30px;
}

.page-home .stat{
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(0, 229, 255, .07);
  border: 1px solid rgba(0, 229, 255, .26);
}

.page-home .stat__num{
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(34px, 8vw, 52px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: .02em;
  color: var(--neon);
  text-shadow: 0 0 24px rgba(0, 229, 255, .4);
}

.page-home .stat__label{
  display: block;
  margin-top: 8px;
  font-size: 14px;
  font-weight: 700;
  color: #F2FCFF;
}

.page-home .stat p{
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(234, 249, 255, .72);
}

.page-home .assure__notes{
  display: grid;
  gap: 14px;
  margin-bottom: 30px;
}

.page-home .note{
  padding: 18px 18px 16px;
  border-radius: var(--radius-sm);
  background: rgba(247, 252, 255, .06);
  border-left: 3px solid rgba(0, 229, 255, .5);
}

.page-home .note h3{
  font-size: 15px;
  margin-bottom: 8px;
  color: #F2FCFF;
}

.page-home .note p{
  font-size: 13px;
  line-height: 1.8;
  color: rgba(234, 249, 255, .74);
}

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

.page-home .assure__ghost{
  color: #EAF9FF;
  border-color: rgba(234, 249, 255, .45);
  background: transparent;
}

.page-home .assure__ghost:hover,
.page-home .assure__ghost:focus-visible{
  border-color: var(--neon);
  background: rgba(0, 229, 255, .1);
}

@media (min-width: 760px){
  .page-home .assure__stats{ grid-template-columns: repeat(3, 1fr); }
  .page-home .assure__notes{ grid-template-columns: repeat(3, 1fr); }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce){
  .page-home .hero__crystal{ animation: none; }
  .page-home .dual__panel{ animation: none; }
  .page-home .btn,
  .page-home .island__item{ transition: none; }
}