.page-home {
  --home-ease: var(--ease);
  overflow-x: clip;
}

.page-home .home-crumbs {
  padding-top: 14px;
  padding-bottom: 10px;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  padding-bottom: 8px;
}

.page-home .hero__shard {
  position: absolute;
  inset: 0 0 auto 0;
  height: 420px;
  background:
    linear-gradient(128deg, rgba(49, 230, 255, .18) 0%, rgba(49, 230, 255, .04) 42%, rgba(7, 19, 31, 0) 70%),
    linear-gradient(0deg, rgba(246, 184, 75, .08), rgba(246, 184, 75, 0) 55%);
  clip-path: polygon(62% 0, 100% 0, 100% 100%, 30% 100%);
  pointer-events: none;
}

.page-home .hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 26px;
  padding-top: 18px;
}

.page-home .hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--cyan-mist);
  text-transform: uppercase;
}

.page-home .hero__dot {
  width: 7px;
  height: 7px;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(49, 230, 255, .16);
}

.page-home .hero h1 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(34px, 8.6vw, 76px);
  line-height: 1.04;
  letter-spacing: -.01em;
  color: var(--paper);
}

.page-home .hero__lead {
  margin: 18px 0 0;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: #c6d8e4;
}

.page-home .ver {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  padding: 5px;
  border: 1px solid var(--line-strong);
  background: rgba(8, 24, 38, .78);
}

.page-home .ver__cap {
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-home .ver__opt {
  appearance: none;
  border: 0;
  padding: 8px 14px;
  background: transparent;
  color: var(--cyan-mist);
  font-family: var(--font-body);
  font-size: 13px;
  letter-spacing: .04em;
  cursor: pointer;
  transition: background .2s var(--home-ease), color .2s var(--home-ease);
}

.page-home .ver__opt.is-active {
  background: var(--cyan);
  color: var(--ink-900);
  font-weight: 700;
}

.page-home .hero__sync {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin: 16px 0 0;
  font-size: 12px;
  color: var(--slate);
}

.page-home .hero__sync-k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .16em;
  color: var(--slate);
}

.page-home .hero__sync .num {
  color: var(--mint);
  font-size: 15px;
}

.page-home .hero__sync [data-version-tag] {
  color: var(--amber);
  font-size: 15px;
}

.page-home .hero__sync-more {
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(49, 230, 255, .4);
  padding-bottom: 1px;
}

.page-home .hero__visual {
  position: relative;
  padding-right: 12px;
}

.page-home .hero__figure {
  margin: 0;
  position: relative;
  border: 1px solid var(--line-strong);
  clip-path: polygon(0 0, 100% 0, 100% 88%, 88% 100%, 0 100%);
  background: var(--ink-700);
}

.page-home .hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  opacity: .92;
}

.page-home .hero__badge {
  position: absolute;
  left: -6px;
  bottom: -14px;
  margin: 0;
  padding: 8px 12px;
  background: var(--ink-900);
  border: 1px solid var(--cyan);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--cyan);
}

.page-home .hero__entries {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 12px;
  margin-top: 30px;
}

.page-home .entry {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 14px;
  padding: 18px 16px;
  border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(13, 34, 51, .94), rgba(7, 19, 31, .72));
  text-decoration: none;
  transition: transform .22s var(--home-ease), border-color .22s var(--home-ease);
}

.page-home .entry__idx {
  grid-row: 1 / span 3;
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--slate);
  padding-top: 4px;
}

.page-home .entry__title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--paper);
}

.page-home .entry__desc {
  font-size: 13px;
  line-height: 1.7;
  color: #b6c8d6;
}

.page-home .entry__go {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--cyan);
}

.page-home .entry--cold {
  box-shadow: inset 3px 0 0 var(--mint);
}

.page-home .entry--rule {
  box-shadow: inset 3px 0 0 var(--gold);
}

.page-home .entry--note {
  box-shadow: inset 3px 0 0 var(--coral);
}

.page-home .entry:hover,
.page-home .entry:focus-visible {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.page-home .home-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.page-home .home-filter__btn {
  appearance: none;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--cyan-mist);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
  padding: 9px 16px;
  cursor: pointer;
  transition: background .2s var(--home-ease), color .2s var(--home-ease), border-color .2s var(--home-ease);
}

.page-home .home-filter__btn.is-active {
  background: rgba(49, 230, 255, .14);
  border-color: var(--cyan);
  color: var(--cyan);
}

.page-home [data-filter-target][hidden] {
  display: none;
}

/* ---------- 时间轴 ---------- */
.page-home .timeline {
  padding-top: 48px;
}

.page-home .timeline__rail {
  margin: 6px 0 4px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
}

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

.page-home .timeline__grid {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.page-home .timeline__node {
  padding: 16px 16px 16px 18px;
  border-left: 1px solid var(--line-strong);
  background: linear-gradient(120deg, rgba(13, 34, 51, .6), rgba(7, 19, 31, 0));
}

.page-home .timeline__node--a {
  border-left-color: var(--mint);
}

.page-home .timeline__node--b {
  border-left-color: var(--cyan);
}

.page-home .timeline__node--c {
  border-left-color: var(--gold);
}

.page-home .timeline__time {
  display: block;
  font-size: 15px;
  letter-spacing: .12em;
  color: var(--paper);
}

.page-home .timeline__node--a .timeline__time {
  color: var(--mint);
}

.page-home .timeline__node--b .timeline__time {
  color: var(--cyan);
}

.page-home .timeline__node--c .timeline__time {
  color: var(--gold);
}

.page-home .timeline__text {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: #b6c8d6;
}

.page-home .timeline__note {
  margin: 22px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--cyan);
  font-size: 13px;
  line-height: 1.8;
  color: var(--cyan-mist);
}

/* ---------- 冷数据 ---------- */
.page-home .cold__grid {
  margin-top: 8px;
}

.page-home .cold__copy {
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: flex-start;
}

.page-home .fieldlist {
  margin: 0;
  display: grid;
  grid-template-columns: minmax(76px, auto) 1fr;
  gap: 10px 14px;
}

.page-home .fieldlist dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--mint);
  padding-top: 3px;
}

.page-home .fieldlist dd {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.7;
  color: #c6d8e4;
}

.page-home .cold__panel {
  padding: 20px 18px;
}

.page-home .vslist {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .vslist__item {
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: rgba(7, 19, 31, .55);
}

.page-home .vslist__name {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--mint);
  margin-bottom: 6px;
}

.page-home .vslist__desc {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: #b6c8d6;
}

.page-home .cold__figure {
  margin: 18px 0 0;
}

.page-home .cold__figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .85;
}

/* ---------- 暖规则 ---------- */
.page-home .rule__grid {
  display: grid;
  gap: 18px;
  margin-top: 8px;
}

.page-home .rule__card {
  padding: 20px 18px;
}

.page-home .rule__card--media {
  padding: 0;
  border: 1px solid var(--line);
  background: rgba(13, 34, 51, .5);
}

.page-home .rule__card--media .media {
  margin: 0;
  border-bottom: 1px solid var(--line);
}

.page-home .rule__card--media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: .88;
}

.page-home .rule__card-body {
  padding: 18px;
}

.page-home .rule__card-title {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 700;
  color: var(--paper);
}

.page-home .rule__card--media .rule__card-title {
  margin-top: 0;
}

.page-home .rule__card-text {
  margin: 10px 0 0;
  font-size: 13.5px;
  line-height: 1.8;
  color: #b6c8d6;
}

.page-home .rule__steps {
  list-style: none;
  margin: 16px 0 20px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .rule__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  font-size: 13.5px;
  line-height: 1.7;
  color: #c6d8e4;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(246, 184, 75, .22);
}

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

.page-home .rule__step-idx {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--gold);
  padding-top: 3px;
}

/* ---------- 改版对照 ---------- */
.page-home .revise__grid {
  display: grid;
  gap: 16px;
  margin-top: 8px;
}

.page-home .revise__col {
  padding: 18px 16px;
  border: 1px solid var(--line);
  background: rgba(13, 34, 51, .55);
}

.page-home .revise__col--old {
  border-top: 2px solid var(--slate);
  opacity: .92;
}

.page-home .revise__col--new {
  border-top: 2px solid var(--amber);
  background: linear-gradient(165deg, rgba(246, 184, 75, .1), rgba(7, 19, 31, .6) 55%);
}

.page-home .revise__col-title {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--slate);
}

.page-home .revise__col--new .revise__col-title {
  color: var(--amber);
}

.page-home .revise__col-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .revise__col-list li {
  position: relative;
  padding-left: 16px;
  font-size: 13.5px;
  line-height: 1.75;
  color: #b6c8d6;
}

.page-home .revise__col-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 1px;
  background: var(--slate);
}

.page-home .revise__col--new .revise__col-list li::before {
  background: var(--gold);
}

.page-home .revise__col--new .revise__col-list li {
  color: #e4eef5;
}

.page-home .revise__figure {
  margin: 0;
  border: 1px solid var(--line-strong);
}

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

/* ---------- 帮助 ---------- */
.page-home .help__grid {
  display: grid;
  gap: 20px;
  margin-top: 8px;
}

.page-home .statgrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.page-home .stat {
  padding: 16px 14px;
  background: var(--ink-850);
}

.page-home .stat__num {
  display: block;
  font-size: 26px;
  line-height: 1.1;
  color: var(--mint);
  letter-spacing: -.01em;
}

.page-home .stat__label {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--slate);
}

.page-home .help__card {
  padding: 22px 18px;
  border-left: 2px solid var(--cyan);
}

.page-home .help__kv {
  display: grid;
  gap: 2px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.page-home .help__k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .18em;
  color: var(--slate);
}

.page-home .help__v {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--paper);
  word-break: break-word;
}

.page-home .help__v.num {
  font-size: 15px;
  color: var(--cyan-mist);
}

.page-home .help__hint {
  margin: 14px 0 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--slate);
}

.page-home .help__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

/* ---------- 桌面端 ---------- */
@media (min-width: 900px) {
  .page-home .hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
    align-items: start;
    gap: 40px;
    padding-top: 34px;
  }

  .page-home .hero__shard {
    height: 560px;
    clip-path: polygon(54% 0, 100% 0, 100% 100%, 26% 100%);
  }

  .page-home .hero__lead {
    font-size: 16px;
  }

  .page-home .hero__visual {
    margin-top: 26px;
    padding-right: 24px;
  }

  .page-home .hero__entries {
    grid-template-columns: 1.4fr 1fr;
    gap: 16px;
    margin-top: 44px;
  }

  .page-home .entry--cold {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-content: start;
    padding: 26px 22px;
  }

  .page-home .entry--cold .entry__title {
    font-size: 26px;
  }

  .page-home .entry--rule {
    grid-column: 2;
    grid-row: 1;
  }

  .page-home .entry--note {
    grid-column: 1 / -1;
    grid-row: 3;
    grid-template-columns: auto minmax(0, 260px) 1fr auto;
    align-items: center;
    gap: 18px;
    padding: 16px 20px;
  }

  .page-home .entry--note .entry__idx {
    grid-row: auto;
    padding-top: 0;
  }

  .page-home .home-filter {
    margin-top: 30px;
  }

  .page-home .timeline {
    padding-top: 72px;
  }

  .page-home .timeline__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px;
    margin-top: 30px;
  }

  .page-home .cold__grid {
    grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
    gap: 36px;
    align-items: start;
  }

  .page-home .cold__panel {
    padding: 26px 24px;
  }

  .page-home .rule__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
    gap: 22px;
  }

  .page-home .rule__card {
    padding: 26px 24px;
  }

  .page-home .rule__card--media {
    padding: 0;
  }

  .page-home .revise__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.05fr);
    gap: 18px;
    align-items: stretch;
  }

  .page-home .revise__figure {
    min-height: 100%;
  }

  .page-home .help__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    gap: 32px;
    align-items: start;
  }

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

  .page-home .stat__num {
    font-size: 34px;
  }

  .page-home .help__card {
    padding: 26px 24px;
  }
}