.page-home {
  display: block;
  color: var(--paper);
  font-family: var(--font-sans);
}

/* ============ 首屏 ============ */
.page-home .home-hero {
  position: relative;
  padding: 28px 0 44px;
  overflow: hidden;
}

.page-home .home-hero__grid {
  display: grid;
  gap: 32px;
  align-items: center;
}

.page-home .home-hero__kicker {
  margin: 0 0 16px;
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--cyan);
}

.page-home .home-hero__title {
  margin: 0 0 20px;
  font-size: clamp(34px, 8.4vw, 74px);
  font-weight: 200;
  line-height: 1.05;
  letter-spacing: -.02em;
  color: var(--paper);
}

.page-home .home-hero__lede {
  margin: 0 0 26px;
  max-width: 30em;
  font-size: 16px;
  line-height: 1.8;
  color: var(--mist);
}

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

.page-home .home-hero__hint {
  margin: 22px 0 0;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gold);
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

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

.page-home .home-hero__visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(0deg, rgba(34, 224, 214, .06) 0 1px, transparent 1px 7px);
  pointer-events: none;
  z-index: 1;
}

.page-home .hero-term {
  display: block;
  width: 100%;
  height: auto;
}

/* ============ 主类目索引带 ============ */
.page-home .home-cats {
  padding: 20px 0 56px;
}

.page-home .home-cats__railwrap {
  position: relative;
  margin-top: 26px;
}

.page-home .home-cats__railwrap::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 18px;
  width: 52px;
  background: linear-gradient(90deg, rgba(7, 11, 24, 0), var(--ink-900));
  pointer-events: none;
}

.page-home .home-cats__rail {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 4px 20px 18px;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

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

.page-home .home-cats__list {
  display: flex;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  width: max-content;
}

.page-home .cat-chip {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  min-width: 136px;
  min-height: 108px;
  padding: 16px 18px 20px;
  background: var(--ink-800);
  color: var(--paper);
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - var(--cut-sm)) 0, 100% var(--cut-sm), 100% 100%, var(--cut-sm) 100%, 0 calc(100% - var(--cut-sm)));
  box-shadow: inset 0 0 0 1px var(--line);
  transition: box-shadow var(--ease), background-color var(--ease), transform var(--ease);
}

.page-home .cat-chip::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 12px;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--ease);
}

.page-home .cat-chip__no {
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--gold);
}

.page-home .cat-chip__name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -.01em;
}

.page-home .cat-chip:hover,
.page-home .cat-chip:focus-visible {
  background: var(--ink-750);
  box-shadow: inset 0 0 0 1px var(--cyan);
  transform: translateY(-3px);
}

.page-home .cat-chip:hover::after,
.page-home .cat-chip:focus-visible::after {
  transform: scaleX(1);
}

.page-home .home-cats__fig {
  margin: 30px 0 0;
}

.page-home .home-cats__fig img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, var(--cut-lg) 100%, 0 calc(100% - var(--cut-lg)));
}

.page-home .home-cats__fig figcaption {
  margin-top: 12px;
  color: var(--mist);
  letter-spacing: .1em;
}

/* ============ 合集与版本号速查 ============ */
.page-home .home-lookup {
  padding: 8px 0 64px;
}

.page-home .home-lookup__grid {
  display: grid;
  gap: 26px;
  align-items: stretch;
}

.page-home .home-lookup__cover {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, var(--cut-lg) 100%, 0 calc(100% - var(--cut-lg)));
  background: var(--ink-800);
}

.page-home .home-lookup__cover img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 200px;
  object-fit: cover;
}

.page-home .home-lookup__body {
  padding: 26px 22px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
}

.page-home .home-lookup__title {
  margin: 16px 0 14px;
  font-size: clamp(24px, 5vw, 34px);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -.01em;
}

.page-home .home-lookup__text {
  margin: 0 0 22px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-lookup__table {
  margin: 0 0 24px;
  border-top: 1px solid var(--line-soft);
}

.page-home .home-lookup__row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .home-lookup__row dt {
  font-size: 14px;
  color: var(--mist);
}

.page-home .home-lookup__row dd {
  margin: 0;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--paper);
  text-align: right;
}

.page-home .home-lookup__row dd.mono {
  color: var(--gold);
}

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

/* ============ iOS 案例 ============ */
.page-home .home-ios {
  padding: 8px 0 64px;
}

.page-home .home-ios__grid {
  display: grid;
  gap: 26px;
  margin-top: 28px;
}

.page-home .home-ios__list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-home .case-card {
  padding: 20px;
  background: var(--ink-750);
  border: 1px solid var(--line);
  transition: border-color var(--ease), transform var(--ease);
}

.page-home .case-card:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.page-home .case-card__meta {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-home .case-card__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--paper);
}

.page-home .case-card__text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--mist);
}

.page-home .home-ios__shot {
  margin: 0;
  align-self: start;
}

.page-home .home-ios__shot img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, var(--cut-lg) 100%, 0 calc(100% - var(--cut-lg)));
}

.page-home .home-ios__shot figcaption {
  margin-top: 12px;
  color: var(--gold);
  letter-spacing: .1em;
}

.page-home .home-ios__more {
  margin-top: 26px;
}

/* ============ 服务通道 ============ */
.page-home .home-service {
  position: relative;
  padding: 44px 0 76px;
  border-top: 1px solid var(--line);
}

.page-home .home-service::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 120px;
  height: 2px;
  background: linear-gradient(90deg, var(--magenta), var(--violet));
}

.page-home .home-service__grid {
  display: grid;
  gap: 30px;
}

.page-home .home-service__title {
  margin: 14px 0 16px;
  font-size: clamp(26px, 5.4vw, 42px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -.015em;
}

.page-home .home-service__text {
  margin: 0 0 24px;
  max-width: 34em;
  font-size: 15px;
  line-height: 1.85;
  color: var(--mist);
}

.page-home .home-service__list {
  margin: 0 0 26px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-soft);
}

.page-home .home-service__list li {
  padding: 12px 0 12px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.7;
  color: var(--mist);
}

.page-home .home-service__list .mono {
  display: inline-block;
  min-width: 112px;
  color: var(--gold);
  letter-spacing: .04em;
}

.page-home .home-service__contact {
  padding: 18px 20px;
  background: var(--ink-800);
  border: 1px solid var(--line);
  border-left: 3px solid var(--cyan);
  margin-bottom: 24px;
}

.page-home .home-service__label {
  margin: 0 0 10px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-home .home-service__line {
  margin: 0 0 6px;
  font-size: 14px;
  color: var(--mist);
}

.page-home .home-service__line:last-child {
  margin-bottom: 0;
}

.page-home .home-service__val {
  color: var(--paper);
  letter-spacing: .03em;
}

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

.page-home .home-service__visual {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - var(--cut-lg)) 0, 100% var(--cut-lg), 100% 100%, var(--cut-lg) 100%, 0 calc(100% - var(--cut-lg)));
}

.page-home .home-service__visual img {
  display: block;
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: cover;
}

/* ============ 平板 ============ */
@media (min-width: 720px) {
  .page-home .home-hero {
    padding: 40px 0 60px;
  }

  .page-home .home-lookup__body {
    padding: 32px 30px;
  }

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

  .page-home .home-service__list .mono {
    min-width: 132px;
  }
}

/* ============ 桌面 ============ */
@media (min-width: 1000px) {
  .page-home .home-hero__grid {
    grid-template-columns: 7fr 5fr;
    gap: 56px;
  }

  .page-home .home-hero__lede {
    font-size: 17px;
  }

  .page-home .home-cats__rail {
    padding-left: max(24px, calc((100vw - var(--maxw)) / 2));
    padding-right: max(24px, calc((100vw - var(--maxw)) / 2));
  }

  .page-home .home-lookup__grid {
    grid-template-columns: 5fr 7fr;
    gap: 34px;
  }

  .page-home .home-ios__grid {
    grid-template-columns: 7fr 5fr;
    gap: 34px;
    align-items: start;
  }

  .page-home .home-service__grid {
    grid-template-columns: 7fr 5fr;
    gap: 48px;
    align-items: start;
  }

  .page-home .home-service__visual img {
    max-height: 520px;
  }
}

@media (min-width: 1280px) {
  .page-home .home-hero {
    padding: 56px 0 72px;
  }

  .page-home .home-cats {
    padding-bottom: 72px;
  }

  .page-home .home-lookup,
  .page-home .home-ios {
    padding-bottom: 80px;
  }
}

/* ============ 无障碍：减弱动效 ============ */
@media (prefers-reduced-motion: reduce) {
  .page-home .cat-chip,
  .page-home .cat-chip::after,
  .page-home .case-card {
    transition: none;
  }

  .page-home .cat-chip:hover,
  .page-home .cat-chip:focus-visible,
  .page-home .case-card:hover {
    transform: none;
  }
}