.page-home {
  --home-rail-card: clamp(262px, 24vw, 318px);
  --home-amber-ink: #6E5104;
  overflow-x: clip;
}

/* ---------- 上下文条 ---------- */
.page-home .ctx-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: calc(var(--header-h) + 20px);
  padding-bottom: 6px;
}
.page-home .ctx-bar .breadcrumbs {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 10px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gray-green);
}
.page-home .ctx-bar__note {
  margin: 0;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--gray-green);
}

/* ---------- 首屏框景 ---------- */
.page-home .hero {
  padding: clamp(14px, 2vw, 26px) var(--gutter) clamp(46px, 6vw, 88px);
}
.page-home .hero-frame {
  position: relative;
  max-width: var(--maxw);
  margin-inline: auto;
  min-height: min(78vh, 700px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 1px solid var(--line);
  background: var(--ink-deep);
  overflow: hidden;
  isolation: isolate;
}
.page-home .hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.page-home .hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: .38;
}
.page-home .hero-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(6, 35, 27, .30) 0%, rgba(11, 59, 46, .78) 48%, var(--ink) 100%);
}
.page-home .hero-corner {
  position: absolute;
  width: 18px;
  height: 18px;
  z-index: 3;
  border: 2px solid var(--amber);
}
.page-home .hero-corner--tl { top: 14px; left: 14px; border-right: 0; border-bottom: 0; }
.page-home .hero-corner--tr { top: 14px; right: 14px; border-left: 0; border-bottom: 0; }
.page-home .hero-corner--bl { bottom: 14px; left: 14px; border-right: 0; border-top: 0; }
.page-home .hero-corner--br { bottom: 14px; right: 14px; border-left: 0; border-top: 0; }

.page-home .hero-body {
  position: relative;
  z-index: 2;
  padding: clamp(26px, 4vw, 62px);
  display: grid;
  gap: clamp(22px, 3vw, 40px);
}
.page-home .hero-kicker {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber-soft);
}
.page-home .hero h1 {
  margin: 0;
  font-size: clamp(44px, 8.4vw, 116px);
  font-weight: 900;
  line-height: .94;
  letter-spacing: -.03em;
  color: var(--paper);
}
.page-home .hero-lede {
  margin: 20px 0 0;
  max-width: 34em;
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 1.78;
  color: var(--on-dark);
}
.page-home .hero-side {
  display: grid;
  gap: 16px;
  align-content: end;
}
.page-home .hero-find {
  display: grid;
  gap: 9px;
}
.page-home .hero-find .search__label {
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gray-green);
}
.page-home .hero-find .search__input {
  width: 100%;
  padding: 15px 18px;
  background: rgba(6, 35, 27, .74);
  border: 1px solid var(--line-soft);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 15px;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.page-home .hero-find .search__input::placeholder {
  color: rgba(242, 244, 245, .42);
}
.page-home .hero-find .search__input:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(212, 160, 23, .18);
}
.page-home .hero-hint {
  margin: 0;
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--gray-green);
}
.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---------- 通用标题 ---------- */
.page-home .s-title {
  margin: 12px 0 0;
  font-size: clamp(26px, 3.4vw, 46px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.015em;
  color: var(--paper);
}
.page-home .band-lede {
  margin: 14px 0 0;
  max-width: 32em;
  font-size: 15.5px;
  line-height: 1.78;
  color: var(--on-dark-dim);
}

/* ---------- 分类导览带 ---------- */
.page-home .band {
  padding-block: clamp(58px, 8vw, 108px);
}
.page-home .band-head {
  display: grid;
  gap: clamp(22px, 3.5vw, 48px);
  margin-bottom: clamp(30px, 4vw, 52px);
}
.page-home .band-media img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}
.page-home .band-count {
  margin: 18px 0 0;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gray-green);
}
.page-home .band-count .mono {
  color: var(--amber-soft);
  font-size: 16px;
  font-weight: 700;
}

.page-home .rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: var(--home-rail-card);
  gap: 14px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  padding: 4px 2px 18px;
  scrollbar-width: thin;
  scrollbar-color: var(--amber) transparent;
}
.page-home .rail::-webkit-scrollbar {
  height: 4px;
}
.page-home .rail::-webkit-scrollbar-thumb {
  background: var(--amber);
}
.page-home .rail::-webkit-scrollbar-track {
  background: rgba(127, 169, 155, .18);
}

.page-home .rail-card {
  position: relative;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-height: 196px;
  padding: 24px 22px 22px;
  background: var(--ink-lift);
  color: var(--paper);
  text-decoration: none;
  clip-path: polygon(var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut));
  transition: background-color .3s var(--ease);
}
.page-home .rail-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--amber), var(--coral));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .35s var(--ease);
}
.page-home .rail-card:hover,
.page-home .rail-card:focus-visible {
  background: #17594a;
}
.page-home .rail-card:hover::before,
.page-home .rail-card:focus-visible::before {
  transform: scaleX(1);
}
.page-home .rail-card:focus-visible {
  outline: none;
  box-shadow: inset 0 0 0 2px var(--amber);
}
.page-home .rail-card.is-hidden {
  display: none;
}
.page-home .rail-card__num {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--amber);
}
.page-home .rail-card__title {
  margin: 0;
  font-size: clamp(18px, 1.5vw, 21px);
  font-weight: 800;
  letter-spacing: -.01em;
  color: var(--paper);
}
.page-home .rail-card__desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--on-dark-dim);
}
.page-home .rail-card__go {
  margin-top: auto;
  padding-top: 14px;
  font-size: 12px;
  letter-spacing: .1em;
  color: var(--gray-green);
}
.page-home .band-empty {
  margin: 16px 0 0;
  font-size: 14px;
  color: var(--gray-green);
}

/* ---------- 本周更新 ---------- */
.page-home .weekly {
  padding-block: clamp(58px, 9vw, 116px);
}
.page-home .weekly-grid {
  display: grid;
  gap: clamp(34px, 5vw, 68px);
}
.page-home .timeline {
  position: relative;
  list-style: none;
  margin: clamp(26px, 3vw, 42px) 0 0;
  padding: 0 0 0 28px;
  display: grid;
  gap: clamp(20px, 2.6vw, 32px);
}
.page-home .timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--amber) 0%, rgba(212, 160, 23, .10) 100%);
}
.page-home .timeline__item {
  position: relative;
}
.page-home .timeline__dot {
  position: absolute;
  left: -28px;
  top: 6px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 4px rgba(232, 106, 51, .15);
}
.page-home .timeline__meta {
  margin: 0 0 6px;
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--gray-green);
}
.page-home .timeline__meta .mono {
  color: var(--amber-soft);
}
.page-home .timeline__head {
  margin: 0 0 8px;
  font-size: clamp(17px, 1.45vw, 20px);
  font-weight: 700;
  line-height: 1.45;
  color: var(--paper);
}
.page-home .timeline__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--on-dark-dim);
}
.page-home .weekly-foot {
  margin-top: clamp(26px, 3vw, 38px);
}

.page-home .weekly-aside {
  display: grid;
  gap: 20px;
  align-content: start;
}
.page-home .weekly-shot img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 3 / 2;
}
.page-home .weekly-panel {
  padding: clamp(20px, 2.4vw, 28px);
}
.page-home .weekly-panel__lead {
  margin: 10px 0 16px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--on-dark);
}
.page-home .weekly-facts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.page-home .weekly-facts li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line-soft);
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--on-dark-dim);
}
.page-home .weekly-facts .mono {
  font-size: 17px;
  font-weight: 700;
  color: var(--amber-soft);
  min-width: 2.2em;
}

/* ---------- 浅色分区：新用户上手 ---------- */
.page-home .section--paper {
  background: var(--paper);
  color: var(--char);
}
.page-home .section--paper .index-label {
  color: var(--home-amber-ink);
}
.page-home .section--paper .s-title {
  color: var(--char);
}
.page-home .section--paper .lede {
  color: rgba(26, 26, 26, .74);
  font-size: 15.5px;
  line-height: 1.78;
  max-width: 32em;
  margin: 14px 0 0;
}
.page-home .start {
  padding-block: clamp(56px, 8vw, 108px);
}
.page-home .start-grid {
  display: grid;
  gap: clamp(28px, 4vw, 60px);
}
.page-home .start-shot img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 10 / 7;
}
.page-home .steps {
  list-style: none;
  margin: clamp(24px, 3vw, 36px) 0 0;
  padding: 0;
  display: grid;
  gap: clamp(16px, 2.2vw, 24px);
}
.page-home .step {
  position: relative;
  padding: 22px 22px 22px 70px;
  background: rgba(11, 59, 46, .05);
  border-left: 3px solid var(--coral);
}
.page-home .step__num {
  position: absolute;
  left: 20px;
  top: 20px;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: var(--amber-soft);
  font-size: 14px;
  font-weight: 700;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 9px), calc(100% - 9px) 100%, 0 100%);
}
.page-home .step__title {
  margin: 0 0 8px;
  font-size: clamp(17px, 1.45vw, 20px);
  font-weight: 700;
  line-height: 1.42;
  color: var(--char);
}
.page-home .step__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(26, 26, 26, .74);
}
.page-home .start-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(24px, 3vw, 34px);
}
.page-home .section--paper .btn--ghost {
  border-color: rgba(26, 26, 26, .3);
  color: var(--char);
  background: transparent;
}
.page-home .section--paper .btn--ghost:hover {
  border-color: var(--ink);
  background: rgba(11, 59, 46, .07);
}

/* ---------- 留下来的理由 ---------- */
.page-home .why {
  padding-block: clamp(58px, 8vw, 112px);
}
.page-home .reasons {
  margin-top: clamp(30px, 4vw, 52px);
  display: grid;
  gap: clamp(18px, 2.4vw, 26px);
}
.page-home .reason {
  padding: clamp(24px, 2.6vw, 34px) clamp(22px, 2.4vw, 30px);
  border-top: 2px solid var(--amber);
  background: linear-gradient(180deg, rgba(18, 76, 60, .58) 0%, rgba(18, 76, 60, .16) 100%);
}
.page-home .reason__num {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: .18em;
  color: var(--amber);
}
.page-home .reason__title {
  margin: 0 0 10px;
  font-size: clamp(18px, 1.5vw, 21px);
  font-weight: 700;
  color: var(--paper);
}
.page-home .reason__body {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--on-dark-dim);
}
.page-home .why-foot {
  margin-top: clamp(32px, 4vw, 54px);
  padding-top: clamp(24px, 3vw, 36px);
  border-top: 1px solid var(--line-soft);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.page-home .why-foot p {
  margin: 0;
  max-width: 42em;
  font-size: 15px;
  line-height: 1.75;
  color: var(--on-dark-dim);
}

/* ---------- 响应式 ---------- */
@media (min-width: 760px) {
  .page-home .reasons {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-home .hero-body {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
    gap: clamp(32px, 5vw, 72px);
  }
  .page-home .band-head {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: end;
  }
  .page-home .weekly-grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  }
  .page-home .start-grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: center;
  }
}

@media (max-width: 899px) {
  .page-home .hero-frame {
    min-height: 0;
  }
  .page-home .rail {
    grid-auto-columns: minmax(232px, 78vw);
  }
}

@media (max-width: 520px) {
  .page-home .hero h1 {
    font-size: clamp(38px, 12vw, 58px);
  }
  .page-home .step {
    padding: 20px 18px 20px 18px;
  }
  .page-home .step__num {
    position: static;
    display: inline-grid;
    margin-bottom: 12px;
  }
  .page-home .timeline {
    padding-left: 22px;
  }
  .page-home .timeline__dot {
    left: -22px;
  }
  .page-home .hero-actions .btn,
  .page-home .start-actions .btn {
    flex: 1 1 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .rail-card,
  .page-home .rail-card::before,
  .page-home .hero-find .search__input {
    transition: none;
  }
}