.page-home {
  --home-tick: 14px;
  --ink-soft: rgba(20, 22, 43, .74);
}

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

.page-home .wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 18px;
}

/* ---------- 首屏框景 ---------- */
.page-home .hero {
  padding: 18px 0 26px;
}

.page-home .hero__frame {
  position: relative;
  margin: 0 10px;
  min-height: 560px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-md);
  background: var(--deep-blue);
}

.page-home .hero__frame::before,
.page-home .hero__frame::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 10px;
  z-index: 3;
  pointer-events: none;
  opacity: .8;
  background-image: repeating-linear-gradient(to bottom, var(--line-strong) 0 1px, transparent 1px var(--home-tick));
}

.page-home .hero__frame::before { left: 0; }
.page-home .hero__frame::after { right: 0; }

.page-home .hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .62;
  z-index: 0;
}

.page-home .hero__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(120% 90% at 78% 12%, rgba(91, 63, 168, .42), transparent 62%),
    linear-gradient(180deg, rgba(7, 11, 26, .34) 0%, rgba(7, 11, 26, .82) 58%, var(--void) 100%);
}

.page-home .hero__inner {
  position: relative;
  z-index: 2;
  padding-top: 64px;
  padding-bottom: 30px;
}

.page-home .hero__eyebrow {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--cyan);
  text-transform: uppercase;
}

.page-home .hero__eyebrow .mono {
  color: var(--slate);
  letter-spacing: .08em;
}

.page-home .hero__title {
  margin: 0 0 16px;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(32px, 8.4vw, 66px);
  line-height: 1.02;
  letter-spacing: -.01em;
  color: var(--star);
  max-width: 20ch;
}

.page-home .hero__lede {
  margin: 0 0 22px;
  max-width: 44ch;
  font-size: 17px;
  line-height: 1.7;
  color: var(--slate);
}

.page-home .hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.page-home .hero__strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0 0 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-home .hero__cell dt {
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--slate);
  margin-bottom: 4px;
}

.page-home .hero__cell dd {
  margin: 0;
  font-size: 16px;
  color: var(--star);
  font-weight: 600;
}

.page-home .hero__scroll {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--slate);
  text-decoration: none;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 3px;
}

.page-home .hero__scroll span { color: var(--cyan); }

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

/* ---------- 章节骨架 ---------- */
.page-home .section {
  padding: 46px 0;
}

.page-home .sec-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 26px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line);
}

.page-home .sec-num {
  flex: 0 0 auto;
  font-size: clamp(38px, 10vw, 68px);
  line-height: .86;
  font-weight: 700;
  color: rgba(244, 246, 255, .16);
}

.page-home .sec-head__text h2 {
  margin: 0 0 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(22px, 5.4vw, 34px);
  line-height: 1.18;
  color: var(--star);
  max-width: 24ch;
}

.page-home .lede {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--slate);
  max-width: 46ch;
}

.page-home .prose {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.78;
  color: var(--star);
  max-width: 62ch;
}

.page-home .more {
  margin: 26px 0 0;
}

/* ---------- 分段切换 ---------- */
.page-home .tabs__list {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  scroll-snap-type: x proximity;
  border-bottom: 1px solid var(--line);
  margin-bottom: 22px;
  padding-bottom: 0;
  -webkit-overflow-scrolling: touch;
}

.page-home .tabs__btn {
  flex: 0 0 auto;
  scroll-snap-align: start;
  appearance: none;
  background: transparent;
  border: 1px solid transparent;
  border-bottom: none;
  border-radius: var(--r-sm) var(--r-sm) 0 0;
  padding: 11px 15px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--slate);
  cursor: pointer;
  transition: color 180ms var(--ease), background 180ms var(--ease);
}

.page-home .tabs__btn:hover { color: var(--star); }

.page-home .tabs__btn[aria-selected="true"] {
  color: var(--star);
  border-color: var(--line);
  background: linear-gradient(180deg, rgba(53, 224, 208, .14), rgba(53, 224, 208, 0));
  box-shadow: inset 0 -2px 0 var(--cyan);
}

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

.page-home .tabs__panel[hidden] { display: none; }

.page-home .panel-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

/* ---------- 规格清单 ---------- */
.page-home .spec-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  border-top: 1px solid var(--line);
}

.page-home .spec-list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .spec-list__k {
  font-size: 14px;
  color: var(--slate);
}

.page-home .spec-list__v {
  font-size: 15px;
  font-weight: 600;
  color: var(--star);
}

/* ---------- 三档轨道 ---------- */
.page-home .tracks {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .track {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-areas:
    "name price"
    "desc desc";
  gap: 6px 14px;
  padding: 15px 16px 15px 22px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  background: linear-gradient(90deg, rgba(14, 26, 60, .92), rgba(7, 11, 26, .55));
  overflow: hidden;
}

.page-home .track::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: var(--track-c);
}

.page-home .track--entry { --track-c: var(--entry); }
.page-home .track--core { --track-c: var(--core); }
.page-home .track--pro { --track-c: var(--pro); }

.page-home .track__name {
  grid-area: name;
  font-family: var(--font-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--star);
}

.page-home .track__price {
  grid-area: price;
  font-size: 15px;
  font-weight: 600;
  color: var(--track-c);
  white-space: nowrap;
}

.page-home .track__desc {
  grid-area: desc;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--slate);
}

.page-home .panel-link { margin: 0; }

.page-home .text-link {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(53, 224, 208, .4);
  padding-bottom: 2px;
}

.page-home .text-link:hover,
.page-home .text-link:focus-visible {
  color: var(--star);
  border-bottom-color: var(--star);
}

/* ---------- 媒体框 ---------- */
.page-home .media {
  margin: 0;
}

.page-home .media__frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--deep-blue);
}

.page-home .media__frame--wide { aspect-ratio: 16 / 9; }
.page-home .media__frame--tall { aspect-ratio: 4 / 3; }

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

.page-home .media__caption {
  margin-top: 10px;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--slate);
}

/* ---------- 合作网络 ---------- */
.page-home .split {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.page-home .stat-cards {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.page-home .stat-card {
  padding: 14px 14px 12px;
  border-radius: var(--r-sm);
  background: linear-gradient(160deg, rgba(14, 26, 60, .96), rgba(7, 11, 26, .8));
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.page-home .stat-num {
  font-size: 26px;
  font-weight: 700;
  line-height: 1;
  color: var(--cyan);
}

.page-home .stat-card:nth-child(2) .stat-num { color: var(--core); }
.page-home .stat-card:nth-child(3) .stat-num { color: var(--pink); }
.page-home .stat-card:nth-child(4) .stat-num { color: var(--pro); }

.page-home .stat-label {
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--slate);
}

.page-home .chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ---------- 沿革轴线 ---------- */
.page-home .axis {
  list-style: none;
  margin: 0;
  padding: 0 0 0 24px;
  position: relative;
}

.page-home .axis::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 20px;
  width: 1px;
  background: linear-gradient(180deg, rgba(91, 63, 168, .2), var(--cyan));
}

.page-home .axis__item {
  position: relative;
  padding: 0 0 22px;
}

.page-home .axis__item:last-child { padding-bottom: 0; }

.page-home .axis__dot {
  position: absolute;
  left: -24px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--void);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 0 4px rgba(53, 224, 208, .12);
}

.page-home .axis__time {
  margin: 0 0 4px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--purple);
  text-transform: uppercase;
}

.page-home .axis__item:nth-child(even) .axis__time { color: var(--pink); }

.page-home .axis__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 700;
  color: var(--star);
}

.page-home .axis__note {
  margin: 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate);
  max-width: 46ch;
}

/* ---------- 收尾纸层卡 ---------- */
.page-home .close {
  position: relative;
  padding: 24px 20px;
  border-radius: var(--r-md);
  background: linear-gradient(165deg, var(--paper) 0%, #eae2d4 100%);
  color: var(--ink);
  box-shadow: var(--shadow-layer);
}

.page-home .close::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(20, 22, 43, .14);
  border-radius: var(--r-sm);
  pointer-events: none;
}

.page-home .close__kicker {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .12em;
  color: #6a4fae;
  text-transform: uppercase;
}

.page-home .close__title {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(20px, 5vw, 28px);
  line-height: 1.25;
  color: var(--ink);
  max-width: 26ch;
}

.page-home .steps {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .steps__item {
  display: flex;
  gap: 12px;
  align-items: baseline;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink);
  border-top: 1px solid rgba(20, 22, 43, .12);
  padding-top: 10px;
}

.page-home .steps__n {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 700;
  color: #6a4fae;
}

.page-home .close__contact {
  margin: 0 0 20px;
  padding-top: 14px;
  border-top: 2px solid rgba(20, 22, 43, .18);
}

.page-home .close__row {
  margin: 0 0 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: 14.5px;
}

.page-home .close__key {
  min-width: 76px;
  color: var(--ink-soft);
}

.page-home .close__row .mono {
  color: var(--ink);
  font-weight: 600;
  word-break: break-all;
}

.page-home .close__note {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: 60ch;
}

.page-home .close__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- 显现动效 ---------- */
.page-home [data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 240ms var(--ease), transform 240ms var(--ease);
}

.page-home [data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-home .wrap { padding: 0 28px; }

  .page-home .hero__frame { margin: 0 20px; min-height: 620px; }

  .page-home .hero__inner { padding-top: 90px; padding-bottom: 42px; }

  .page-home .hero__strip { grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 560px; }

  .page-home .section { padding: 64px 0; }

  .page-home .panel-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: 34px;
  }

  .page-home .panel-grid--single {
    grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  }

  .page-home .panel-grid--single .panel-grid__text { grid-column: 1 / 2; }

  .page-home .panel-grid__media { order: 2; }

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

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

  .page-home .steps { display: grid; }
}

@media (min-width: 1000px) {
  .page-home .section { padding: 84px 0; }

  .page-home .sec-head {
    gap: 26px;
    margin-bottom: 36px;
    padding-bottom: 22px;
  }

  .page-home .split {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 46px;
  }

  .page-home .split--reverse {
    grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  }

  .page-home .split--reverse .media { order: 1; }
  .page-home .split--reverse .axis { order: 2; }

  .page-home .close {
    padding: 40px 44px;
  }

  .page-home .close__actions {
    justify-content: flex-start;
  }

  /* 沿革摘要：桌面端悬停或聚焦时浮出 */
  .page-home .axis__note {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 240ms var(--ease), opacity 240ms var(--ease), margin 240ms var(--ease);
    margin-bottom: 0;
  }

  .page-home .axis__item:hover .axis__note,
  .page-home .axis__item:focus-within .axis__note {
    max-height: 120px;
    opacity: 1;
    margin-bottom: 0;
  }

  .page-home .axis__item { padding-bottom: 28px; }
}

@media (prefers-reduced-motion: reduce) {
  .page-home [data-reveal],
  .page-home .axis__note,
  .page-home .tabs__btn {
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
    max-height: none !important;
  }
}