.page-home {
  --home-shell: 1200px;
  position: relative;
  display: block;
  overflow-x: hidden;
}

.page-home img {
  max-width: 100%;
  height: auto;
}

.page-home .wrap {
  width: 100%;
  max-width: var(--home-shell);
  margin: 0 auto;
}

/* ---------- 封面首屏 ---------- */

.page-home .cover {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: calc(var(--frame-top) + 44px) 20px 56px;
  background:
    radial-gradient(120% 90% at 80% 10%, rgba(90, 63, 176, .42), transparent 62%),
    radial-gradient(95% 75% at 8% 92%, rgba(59, 75, 216, .26), transparent 64%),
    var(--ink);
}

.page-home .cover__glow {
  position: absolute;
  inset: -30%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(38% 44% at 63% 40%, rgba(212, 164, 76, .22), transparent 70%),
    radial-gradient(30% 34% at 38% 64%, rgba(90, 63, 176, .32), transparent 72%);
  animation: homeDrift 34s ease-in-out infinite alternate;
}

@keyframes homeDrift {
  from { transform: translate3d(-2%, -1%, 0) scale(1); }
  to   { transform: translate3d(3%, 2%, 0) scale(1.08); }
}

.page-home .cover__beam {
  position: absolute;
  left: -20%;
  top: 36%;
  width: 140%;
  height: 2px;
  z-index: 1;
  pointer-events: none;
  background: var(--rule-gold);
  transform: rotate(-11deg);
  opacity: .75;
}

.page-home .cover__beam::after {
  content: "";
  position: absolute;
  left: 0;
  top: -70px;
  width: 100%;
  height: 140px;
  background: linear-gradient(90deg, transparent, rgba(244, 215, 148, .16), transparent);
  filter: blur(30px);
}

.page-home .cover__visual {
  position: absolute;
  inset: 0;
  margin: 0;
  z-index: 0;
  opacity: .5;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(78% 66% at 64% 42%, #000 0%, transparent 78%);
  mask-image: radial-gradient(78% 66% at 64% 42%, #000 0%, transparent 78%);
}

.page-home .cover__visual img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-home .cover__inner {
  position: relative;
  z-index: 2;
}

.page-home .cover__kicker {
  margin: 0;
  color: var(--gold);
}

.page-home .cover__title {
  margin: 18px 0 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.6rem, 11vw, 7rem);
  line-height: 1.02;
  letter-spacing: -0.01em;
  color: var(--paper);
  -webkit-text-stroke: .6px rgba(212, 164, 76, .5);
  text-shadow: 0 0 28px rgba(212, 164, 76, .18), 0 0 90px rgba(90, 63, 176, .38);
}

.page-home .cover__foot {
  display: grid;
  gap: 34px;
  margin-top: clamp(36px, 6vw, 76px);
}

.page-home .cover__lede {
  margin: 0;
  max-width: 46ch;
  color: var(--paper);
}

.page-home .cover__meta {
  margin: 16px 0 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mist);
}

.page-home .cover__index {
  border-top: 1px solid var(--line-gold);
  padding-top: 14px;
  min-width: 0;
}

.page-home .cover__index-label {
  margin: 0 0 10px;
  color: var(--gold);
}

.page-home .cover__index-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1px;
}

.page-home .cover__index-link {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 10px;
  padding: 11px 2px;
  border-bottom: 1px solid rgba(212, 164, 76, .14);
  color: var(--mist);
  text-decoration: none;
  font-size: .95rem;
  line-height: 1.5;
  transition: color .24s var(--ease), background-color .24s var(--ease), padding-left .24s var(--ease);
}

.page-home .cover__index-link:hover,
.page-home .cover__index-link:focus-visible,
.page-home .cover__index-link.is-active {
  color: var(--gold-hi);
  background: linear-gradient(90deg, rgba(212, 164, 76, .12), transparent);
  padding-left: 10px;
}

.page-home .cover__index-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--gold);
}

.page-home .cover__index-arrow {
  font-size: 11px;
  color: rgba(212, 164, 76, .6);
}

/* ---------- 通用章节头 ---------- */

.page-home .section {
  position: relative;
  padding: clamp(72px, 10vw, 130px) 20px;
}

.page-home .sec-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(32px, 5vw, 56px);
  max-width: 72ch;
}

.page-home .sec-head .eyebrow {
  margin: 0;
  color: var(--gold);
}

.page-home .sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.6rem, 5vw, 2.6rem);
  line-height: 1.18;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-home .sec-head__lede {
  margin: 0;
  max-width: 58ch;
  color: var(--mist);
  font-size: .97rem;
  line-height: 1.85;
}

/* ---------- 双端路径 ---------- */

.page-home .paths {
  background:
    radial-gradient(78% 58% at 6% 0%, rgba(90, 63, 176, .24), transparent 62%),
    var(--ink);
}

.page-home .paths__grid {
  display: grid;
  gap: 22px;
}

.page-home .paths__visual {
  position: relative;
  margin: 0;
  min-height: 210px;
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line-gold);
  box-shadow: 0 26px 64px rgba(0, 0, 0, .55);
}

.page-home .paths__visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 210px;
  object-fit: cover;
}

.page-home .paths__caption {
  position: absolute;
  left: 14px;
  bottom: 12px;
  margin: 0;
  color: var(--mist);
  letter-spacing: .16em;
  font-size: 10px;
}

.page-home .paths__card {
  position: relative;
  overflow: hidden;
  padding: clamp(24px, 3.4vw, 38px);
  background: linear-gradient(160deg, #1b1d29 0%, #12131c 100%);
  border: 1px solid var(--line-gold);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .55);
  transition: transform .26s var(--ease), border-color .26s var(--ease);
}

.page-home .paths__card:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 164, 76, .44);
}

.page-home .paths__card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-home .paths__card--ios::before {
  background: radial-gradient(115% 90% at 100% 0%, rgba(212, 164, 76, .18), transparent 62%);
}

.page-home .paths__card--android::before {
  background: radial-gradient(115% 90% at 100% 0%, rgba(59, 75, 216, .26), transparent 64%);
}

.page-home .paths__card > * {
  position: relative;
}

.page-home .paths__tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-home .paths__tag .sig-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold-hi);
  box-shadow: 0 0 12px var(--gold);
}

.page-home .paths__title {
  margin: 14px 0 12px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.32rem, 2.4vw, 1.82rem);
  line-height: 1.25;
  color: var(--paper);
}

.page-home .paths__desc {
  margin: 0;
  max-width: 52ch;
  font-size: .93rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .paths__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .paths__list li {
  position: relative;
  padding-left: 22px;
  font-size: .92rem;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .paths__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 10px;
  height: 1px;
  background: var(--gold);
}

.page-home .paths__list b {
  color: var(--paper);
  font-weight: 500;
}

.page-home .paths__more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  padding-bottom: 3px;
  font-size: .9rem;
  color: var(--gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 164, 76, .4);
  transition: color .24s var(--ease), border-color .24s var(--ease);
}

.page-home .paths__more:hover {
  color: #fff;
  border-color: var(--gold-hi);
}

/* ---------- 使用工具第二栏 ---------- */

.page-home .tools {
  background: linear-gradient(180deg, var(--ink) 0%, #0c0d15 44%, var(--ink) 100%);
}

.page-home .tools::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(68% 54% at 88% 18%, rgba(59, 75, 216, .26), transparent 66%);
}

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

.page-home .tools__grid {
  display: grid;
  gap: 18px;
  counter-reset: tool;
}

.page-home .tools__group {
  padding: 22px 20px 24px;
  background: rgba(25, 27, 38, .72);
  border: 1px solid rgba(212, 164, 76, .16);
  border-top: 2px solid var(--gold-deep);
  transition: border-color .26s var(--ease), background-color .26s var(--ease);
}

.page-home .tools__group:hover {
  border-color: rgba(212, 164, 76, .38);
  background: rgba(30, 32, 45, .85);
}

.page-home .tools__group h3 {
  margin: 0 0 14px;
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--paper);
}

.page-home .tools__group ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 11px;
}

.page-home .tools__group li {
  position: relative;
  padding-left: 26px;
  font-size: .86rem;
  line-height: 1.68;
  color: var(--mist);
}

.page-home .tools__group li::before {
  counter-increment: tool;
  content: counter(tool, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: .15em;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--gold);
}

.page-home .tools__foot {
  margin: clamp(30px, 4vw, 44px) 0 0;
  padding-left: 14px;
  border-left: 1px solid rgba(212, 164, 76, .5);
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
  max-width: 62ch;
}

.page-home .tools__foot-link {
  color: var(--gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 164, 76, .4);
}

.page-home .tools__foot-link:hover {
  color: #fff;
  border-color: var(--gold-hi);
}

/* ---------- 变更时间轴 ---------- */

.page-home .timeline-sec {
  overflow: hidden;
  background: var(--ink);
}

.page-home .timeline__bg {
  position: absolute;
  inset: 0;
  margin: 0;
  opacity: .26;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
}

.page-home .timeline__bg img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.page-home .timeline {
  margin-top: clamp(28px, 4vw, 48px);
}

.page-home .timeline__track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.page-home .timeline__node {
  min-width: 0;
}

.page-home .timeline__item {
  position: relative;
  padding: 24px 18px 20px;
  background: rgba(19, 20, 29, .88);
  border: 1px solid rgba(212, 164, 76, .14);
  transition: border-color .26s var(--ease), background-color .26s var(--ease);
}

.page-home .timeline__item::before {
  content: "";
  position: absolute;
  left: 18px;
  top: -6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ink);
  border: 1px solid var(--gold);
  box-shadow: 0 0 0 4px rgba(212, 164, 76, .08);
  transition: background-color .3s var(--ease), box-shadow .3s var(--ease);
}

.page-home .timeline__item[open] {
  border-color: rgba(212, 164, 76, .42);
  background: rgba(25, 27, 38, .95);
}

.page-home .timeline__item[open]::before {
  background: var(--gold-hi);
  box-shadow: 0 0 14px rgba(244, 215, 148, .8);
}

.page-home .timeline__summary {
  list-style: none;
  cursor: pointer;
  display: grid;
  gap: 6px;
}

.page-home .timeline__summary::-webkit-details-marker {
  display: none;
}

.page-home .timeline__no {
  color: var(--gold);
}

.page-home .timeline__date {
  font-size: .92rem;
  color: var(--paper);
  letter-spacing: .02em;
}

.page-home .timeline__text {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(212, 164, 76, .22);
  font-size: .88rem;
  line-height: 1.78;
  color: var(--mist);
}

.page-home .timeline__more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: clamp(28px, 4vw, 42px);
  font-size: .9rem;
  color: var(--gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 164, 76, .4);
  padding-bottom: 3px;
}

.page-home .timeline__more:hover {
  color: #fff;
  border-color: var(--gold-hi);
}

/* ---------- 服务数据 ---------- */

.page-home .figures {
  background: linear-gradient(180deg, var(--ink) 0%, #0b0c13 50%, var(--ink) 100%);
}

.page-home .figures__inner {
  display: grid;
  gap: 40px;
}

.page-home .figures__main {
  min-width: 0;
}

.page-home .figures__grid {
  display: grid;
  gap: 1px;
  background: rgba(212, 164, 76, .18);
  border: 1px solid rgba(212, 164, 76, .18);
}

.page-home .fig {
  padding: 24px 20px 26px;
  background: #111219;
}

.page-home .fig__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.7rem, 4.4vw, 2.3rem);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--gold-hi);
}

.page-home .fig__label {
  display: block;
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--gold);
}

.page-home .fig__text {
  margin: 12px 0 0;
  font-size: .85rem;
  line-height: 1.72;
  color: var(--mist);
}

.page-home .figures__visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: var(--ink-2);
  border: 1px solid var(--line-gold);
  box-shadow: 0 30px 70px rgba(0, 0, 0, .6);
}

.page-home .figures__visual img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  height: auto;
  object-fit: cover;
}

.page-home .figures__caption {
  padding: 14px 18px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--mist);
  border-top: 1px solid var(--line-gold);
}

/* ---------- 专栏索引 ---------- */

.page-home .index-sec {
  padding-bottom: clamp(84px, 12vw, 140px);
  background: var(--ink);
}

.page-home .index-sec::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(58% 44% at 12% 0%, rgba(224, 57, 143, .10), transparent 62%),
    radial-gradient(52% 40% at 94% 88%, rgba(38, 198, 166, .08), transparent 64%);
}

.page-home .index-sec__inner {
  position: relative;
}

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

.page-home .col-card {
  position: relative;
  display: block;
  padding: 26px 22px 28px;
  text-decoration: none;
  background: linear-gradient(165deg, rgba(25, 27, 38, .95), rgba(15, 16, 24, .95));
  border: 1px solid rgba(212, 164, 76, .14);
  transition: transform .26s var(--ease), border-color .26s var(--ease);
}

.page-home .col-card:hover {
  transform: translateY(-6px);
  border-color: rgba(212, 164, 76, .46);
}

.page-home .col-card__no {
  display: block;
  color: var(--gold);
}

.page-home .col-card__title {
  margin: 16px 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.24rem;
  letter-spacing: -0.005em;
  color: var(--paper);
}

.page-home .col-card__text {
  margin: 0;
  font-size: .87rem;
  line-height: 1.75;
  color: var(--mist);
}

.page-home .picks {
  margin-top: clamp(36px, 5vw, 56px);
  padding-top: 24px;
  border-top: 1px solid var(--line-gold);
}

.page-home .picks__label {
  margin: 0 0 14px;
  color: var(--gold);
}

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

.page-home .picks__link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  align-items: baseline;
  gap: 14px;
  padding: 16px 2px;
  border-bottom: 1px solid rgba(212, 164, 76, .12);
  text-decoration: none;
  color: var(--paper);
  transition: color .24s var(--ease), padding-left .24s var(--ease);
}

.page-home .picks__link:hover {
  color: var(--gold-hi);
  padding-left: 10px;
}

.page-home .picks__no {
  color: var(--gold);
}

.page-home .picks__text {
  font-size: .95rem;
  line-height: 1.7;
}

.page-home .picks__arrow {
  font-size: .9rem;
  color: rgba(212, 164, 76, .62);
}

.page-home .index-sec__foot {
  margin: clamp(32px, 4vw, 48px) 0 0;
  padding-left: 14px;
  border-left: 1px solid rgba(212, 164, 76, .5);
  max-width: 60ch;
  font-size: .9rem;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .index-sec__foot-link {
  color: var(--gold-hi);
  text-decoration: none;
  border-bottom: 1px solid rgba(212, 164, 76, .4);
}

.page-home .index-sec__foot-link:hover {
  color: #fff;
  border-color: var(--gold-hi);
}

/* ---------- 响应式 ---------- */

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

  .page-home .figures__visual img {
    aspect-ratio: 9 / 7;
  }
}

@media (min-width: 700px) {
  .page-home .col-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (min-width: 900px) {
  .page-home .cover__foot {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 400px);
    align-items: end;
    gap: 56px;
  }

  .page-home .paths__grid {
    grid-template-columns: 5fr 7fr;
    grid-template-rows: auto auto;
    gap: 26px 34px;
  }

  .page-home .paths__visual {
    grid-column: 1;
    grid-row: 1 / span 2;
  }

  .page-home .paths__card--ios {
    grid-column: 2;
    grid-row: 1;
  }

  .page-home .paths__card--android {
    grid-column: 2;
    grid-row: 2;
    margin-left: clamp(24px, 6vw, 72px);
  }

  .page-home .timeline__track {
    position: relative;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
    padding-top: 14px;
  }

  .page-home .timeline__track::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 6px;
    height: 1px;
    background: linear-gradient(90deg, rgba(212, 164, 76, 0), rgba(212, 164, 76, .55) 12%, rgba(212, 164, 76, .55) 88%, rgba(212, 164, 76, 0));
  }

  .page-home .timeline__item::before {
    top: -13px;
  }

  .page-home .timeline__item {
    height: 100%;
  }
}

@media (min-width: 1080px) {
  .page-home .tools__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

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

@media (min-width: 1180px) {
  .page-home .figures__inner {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
    gap: 56px;
  }

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

  .page-home .figures__visual img {
    aspect-ratio: 9 / 11;
  }
}

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

  .page-home .paths__card,
  .page-home .col-card,
  .page-home .picks__link,
  .page-home .cover__index-link,
  .page-home .timeline__item {
    transition: none;
  }

  .page-home .paths__card:hover,
  .page-home .col-card:hover {
    transform: none;
  }
}