.page-home {
  --home-rail-w: 196px;
  --home-gap: clamp(20px, 3vw, 44px);
  --home-track: #26374F;
  display: block;
  background: var(--ink-950);
  color: var(--warm-50);
}

.page-home *,
.page-home *::before,
.page-home *::after {
  box-sizing: border-box;
}

/* ---------- 顶部上下文 ---------- */
.page-home .home-topbar {
  max-width: 1440px;
  margin: 0 auto;
  padding: 22px var(--gutter) 12px;
}

.page-home .home-topbar__line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.page-home .home-topbar__brand {
  color: var(--cyan-400);
}

/* ---------- 左右分屏 ---------- */
.page-home .home-split {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--gutter) 96px;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--home-gap);
}

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

@media (min-width: 980px) {
  .page-home .home-split {
    grid-template-columns: var(--home-rail-w) minmax(0, 1fr);
    gap: clamp(24px, 2.8vw, 48px);
  }
}

/* ---------- 左侧刻度轨道 ---------- */
.page-home .home-rail {
  padding: 12px 0 4px;
  border-top: 2px solid var(--ink-500);
}

.page-home .home-rail__label {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gray-400);
}

.page-home .home-rail__list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0 0 0 20px;
  position: relative;
}

.page-home .home-rail__list::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background-image: repeating-linear-gradient(
    to bottom,
    var(--ink-500) 0,
    var(--ink-500) 2px,
    transparent 2px,
    transparent 10px
  );
}

.page-home .home-rail__item + .home-rail__item {
  margin-top: 6px;
}

.page-home .home-rail__link {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 7px 8px 7px 10px;
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--gray-400);
  font-size: var(--fs-small);
  text-decoration: none;
  transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.page-home .home-rail__link:hover,
.page-home .home-rail__link:focus-visible {
  color: var(--warm-50);
  background: var(--ink-850);
  border-left-color: var(--cyan-400);
}

.page-home .home-rail__idx {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
}

.page-home .home-rail__foot {
  margin: 20px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--ink-500);
  font-size: 13px;
  line-height: 1.7;
  color: var(--gray-400);
}

@media (min-width: 980px) {
  .page-home .home-rail {
    position: sticky;
    top: calc(var(--bar-h) + 24px);
    align-self: start;
    padding-bottom: 20px;
  }
}

@media (max-width: 979px) {
  .page-home .home-rail__list {
    display: flex;
    gap: 6px;
    overflow-x: auto;
    padding: 0 0 6px;
    scrollbar-width: thin;
  }

  .page-home .home-rail__list::before {
    display: none;
  }

  .page-home .home-rail__item + .home-rail__item {
    margin-top: 0;
  }

  .page-home .home-rail__link {
    white-space: nowrap;
    border-left: none;
    border-bottom: 3px solid transparent;
    padding: 8px 12px;
  }

  .page-home .home-rail__link:hover,
  .page-home .home-rail__link:focus-visible {
    border-left-color: transparent;
    border-bottom-color: var(--cyan-400);
  }
}

/* ---------- 通用小节 ---------- */
.page-home .home-hero,
.page-home .home-section {
  scroll-margin-top: calc(var(--bar-h) + 24px);
}

.page-home .home-section {
  margin-top: clamp(56px, 8vw, 104px);
}

.page-home .home-section__head {
  max-width: 44em;
  margin-bottom: clamp(22px, 3vw, 34px);
}

.page-home .home-section__title {
  margin: 0 0 14px;
  font-family: var(--font-head);
  font-size: var(--fs-h2);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.01em;
  color: var(--warm-50);
}

.page-home .home-section__lead {
  margin: 0;
  font-size: var(--fs-body);
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.76);
}

.page-home .prose {
  max-width: 38em;
}

.page-home .home-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.page-home .home-eyebrow .mono {
  color: var(--cyan-400);
}

.page-home .home-eyebrow__line {
  display: inline-block;
  width: clamp(20px, 5vw, 54px);
  height: 2px;
  background: var(--ink-500);
}

.page-home .home-note {
  margin: 18px 0 0;
  padding-left: 14px;
  border-left: 3px solid var(--orange-500);
  font-size: var(--fs-small);
  line-height: 1.75;
  color: rgba(245, 242, 234, 0.72);
  max-width: 38em;
}

/* ---------- 首屏框景 ---------- */
.page-home .home-hero__frame {
  position: relative;
  overflow: hidden;
  padding: clamp(20px, 3vw, 42px);
  border: 2px solid var(--ink-500);
  border-radius: var(--radius);
  background:
    linear-gradient(148deg, rgba(51, 225, 242, 0.13) 0%, rgba(6, 11, 22, 0) 46%),
    linear-gradient(18deg, rgba(255, 122, 26, 0.11) 0%, rgba(6, 11, 22, 0) 40%),
    var(--ink-850);
  box-shadow: var(--shadow-hard);
}

.page-home .home-hero__frame::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(38, 55, 79, 0.9);
  border-radius: 2px;
  pointer-events: none;
}

.page-home .home-hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.2;
  pointer-events: none;
}

.page-home .home-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 3.4vw, 42px);
}

@media (min-width: 900px) {
  .page-home .home-hero__grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
    align-items: start;
  }
}

.page-home .home-hero h1 {
  margin: 0 0 20px;
  font-family: var(--font-head);
  font-size: clamp(34px, 5.4vw, 68px);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--warm-50);
}

.page-home .home-hero__lead {
  margin: 0 0 28px;
  max-width: 32em;
  font-size: var(--fs-body);
  line-height: 1.78;
  color: rgba(245, 242, 234, 0.8);
}

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

/* ---------- 刷新状态卡 ---------- */
.page-home .refresh-card {
  position: relative;
  padding: 18px 18px 0;
  border: 2px solid var(--ink-500);
  border-radius: var(--radius);
  background: var(--ink-950);
  box-shadow: var(--shadow-hard-sm);
  outline: none;
}

.page-home .refresh-card:focus-visible {
  border-color: var(--cyan-400);
}

.page-home .refresh-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.page-home .refresh-card__key {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.page-home .refresh-card__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan-400);
  box-shadow: 0 0 0 4px rgba(51, 225, 242, 0.16);
  animation: home-pulse 2.6s ease-in-out infinite;
}

@keyframes home-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.page-home .refresh-card__clock {
  margin: 10px 0 16px;
  font-family: var(--font-mono);
  font-size: clamp(34px, 5vw, 46px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan-400);
  text-shadow: 0 0 22px rgba(51, 225, 242, 0.32);
}

.page-home .refresh-card__meta {
  margin: 0;
  border-top: 1px solid var(--ink-500);
}

.page-home .refresh-card__meta > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px solid var(--ink-500);
}

.page-home .refresh-card__meta dt {
  font-size: 13px;
  color: var(--gray-400);
}

.page-home .refresh-card__meta dd {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--warm-50);
  font-variant-numeric: tabular-nums;
}

.page-home .refresh-card__stream-wrap {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.34s ease-out;
}

.page-home .refresh-card__stream {
  overflow: hidden;
  min-height: 0;
}

.page-home .refresh-card:hover .refresh-card__stream-wrap,
.page-home .refresh-card:focus-within .refresh-card__stream-wrap {
  grid-template-rows: 1fr;
}

.page-home .refresh-card__stream-inner {
  padding: 12px 0 18px;
  border-top: 1px solid var(--ink-500);
}

.page-home .refresh-card__stream-inner p {
  margin: 0 0 6px;
  font-size: 13px;
  line-height: 1.6;
  color: rgba(245, 242, 234, 0.74);
}

.page-home .refresh-card__stream-title {
  margin-bottom: 8px;
  font-size: 10px;
  letter-spacing: 0.22em;
  color: var(--orange-500);
}

.page-home .refresh-card__hint {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--gray-400);
}

/* ---------- 数据看板 ---------- */
.page-home .pace-board {
  position: relative;
  overflow: hidden;
  border: 2px solid var(--ink-500);
  border-radius: var(--radius);
  background: var(--ink-850);
  box-shadow: var(--shadow-hard);
}

.page-home .pace-board__texture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  pointer-events: none;
}

.page-home .pace-board__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ink-500);
}

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

@media (min-width: 1120px) {
  .page-home .pace-board__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-home .pace-cell {
  padding: clamp(20px, 2.6vw, 30px);
  background: rgba(12, 21, 38, 0.84);
}

.page-home .pace-cell__label {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gray-400);
}

.page-home .pace-cell__value {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: clamp(30px, 3.6vw, 42px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
  color: var(--cyan-400);
}

.page-home .pace-cell__value--orange {
  color: var(--orange-500);
}

.page-home .pace-cell__unit {
  margin-left: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-400);
}

.page-home .pace-cell__desc {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.72;
  color: rgba(245, 242, 234, 0.72);
}

/* ---------- 会员动作 ---------- */
.page-home .member-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink-500);
}

.page-home .member-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 14px;
  padding: clamp(16px, 2.2vw, 22px) 6px;
  border-bottom: 1px solid var(--ink-500);
  transition: background-color 0.18s ease;
}

.page-home .member-item:hover {
  background: rgba(19, 31, 53, 0.58);
}

.page-home .member-item__idx {
  padding-top: 4px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--orange-500);
}

.page-home .member-item__title {
  margin: 0 0 6px;
  font-family: var(--font-head);
  font-size: var(--fs-h3);
  font-weight: 700;
  line-height: 1.2;
  color: var(--warm-50);
}

.page-home .member-item__text {
  margin: 0;
  max-width: 46em;
  font-size: var(--fs-small);
  line-height: 1.78;
  color: rgba(245, 242, 234, 0.72);
}

/* ---------- 双入口 ---------- */
.page-home .dual-band {
  display: block;
}

.page-home .dual-band__banner {
  display: block;
  width: 100%;
  height: clamp(130px, 20vw, 220px);
  object-fit: cover;
  border: 2px solid var(--ink-500);
  border-bottom: none;
  border-radius: var(--radius) var(--radius) 0 0;
  opacity: 0.78;
}

.page-home .dual-band__grid {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr;
  border: 2px solid var(--ink-500);
  border-radius: 0 0 var(--radius) var(--radius);
  background: var(--ink-950);
  box-shadow: var(--shadow-hard-sm);
}

.page-home .dual-band__grid::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 60%;
  background:
    linear-gradient(114deg, rgba(51, 225, 242, 0.22) 0%, rgba(51, 225, 242, 0) 50%),
    linear-gradient(294deg, rgba(255, 122, 26, 0.2) 0%, rgba(255, 122, 26, 0) 52%);
  pointer-events: none;
}

@media (min-width: 800px) {
  .page-home .dual-band__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .page-home .feed-card + .feed-card {
    border-left: 1px solid var(--ink-500);
  }
}

@media (max-width: 799px) {
  .page-home .feed-card + .feed-card {
    border-top: 1px solid var(--ink-500);
  }
}

.page-home .feed-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 36px);
}

.page-home .feed-card__cadence {
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.2em;
}

.page-home .feed-card__cadence--daily {
  color: var(--cyan-400);
}

.page-home .feed-card__cadence--monthly {
  color: var(--orange-500);
}

.page-home .feed-card__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700;
  line-height: 1.15;
  color: var(--warm-50);
}

.page-home .feed-card__text {
  margin: 0;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: rgba(245, 242, 234, 0.76);
}

.page-home .feed-card__link {
  margin-top: auto;
  align-self: flex-start;
  padding-bottom: 3px;
  border-bottom: 2px solid var(--ink-500);
  color: var(--cyan-200);
  font-size: var(--fs-small);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.18s ease, border-color 0.18s ease;
}

.page-home .feed-card__link:hover,
.page-home .feed-card__link:focus-visible {
  color: var(--orange-200);
  border-bottom-color: var(--orange-500);
}

/* ---------- 下载与支持 ---------- */
.page-home .start-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--ink-500);
  border: 2px solid var(--ink-500);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-hard-sm);
}

@media (min-width: 860px) {
  .page-home .start-grid {
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  }
}

.page-home .start-grid__main,
.page-home .start-grid__aside {
  padding: clamp(22px, 3vw, 34px);
  background: var(--ink-850);
}

.page-home .start-grid__main {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.page-home .start-grid__main .home-section__title {
  margin-bottom: 14px;
}

.page-home .start-grid__text {
  margin: 0 0 20px;
  max-width: 34em;
  font-size: var(--fs-small);
  line-height: 1.8;
  color: rgba(245, 242, 234, 0.76);
}

.page-home .start-grid__aside {
  background: var(--ink-950);
}

.page-home .start-grid__aside-title {
  margin: 0 0 12px;
  font-family: var(--font-head);
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--warm-50);
}

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

/* ---------- 内容导览 ---------- */
.page-home .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-home .filter-btn {
  font-family: var(--font-body);
  font-size: var(--fs-small);
  padding: 8px 16px;
  border: 2px solid var(--ink-500);
  border-radius: var(--radius);
  background: var(--ink-850);
  color: var(--gray-400);
  cursor: pointer;
  transition: color 0.16s ease, border-color 0.16s ease, background-color 0.16s ease;
}

.page-home .filter-btn:hover,
.page-home .filter-btn:focus-visible {
  color: var(--warm-50);
  border-color: var(--cyan-400);
  outline: none;
}

.page-home .filter-btn.is-active {
  background: var(--orange-500);
  border-color: var(--orange-500);
  color: var(--ink-950);
  font-weight: 600;
}

.page-home .guide-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--ink-500);
}

.page-home .guide-item {
  border-bottom: 1px solid var(--ink-500);
}

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

.page-home .guide-link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 20px;
  gap: 14px;
  align-items: baseline;
  padding: 16px 6px;
  text-decoration: none;
  color: inherit;
  transition: background-color 0.16s ease, padding-left 0.16s ease;
}

.page-home .guide-link:hover,
.page-home .guide-link:focus-visible {
  background: var(--ink-850);
  padding-left: 16px;
  outline: none;
}

.page-home .guide-link__idx {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--cyan-400);
}

.page-home .guide-link__body {
  display: block;
  min-width: 0;
}

.page-home .guide-link__title {
  display: block;
  margin-bottom: 5px;
  font-size: 17px;
  font-weight: 600;
  color: var(--warm-50);
}

.page-home .guide-link__desc {
  display: block;
  font-size: var(--fs-small);
  line-height: 1.65;
  color: rgba(245, 242, 234, 0.66);
}

.page-home .guide-link__arrow {
  color: var(--orange-500);
  font-size: 16px;
}

.page-home .guide-foot {
  margin: 18px 0 0;
  font-size: var(--fs-small);
  color: var(--gray-400);
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-home .refresh-card__dot {
    animation: none;
  }

  .page-home .refresh-card__stream-wrap {
    transition: none;
  }

  .page-home .home-rail__link,
  .page-home .member-item,
  .page-home .guide-link,
  .page-home .filter-btn,
  .page-home .feed-card__link {
    transition: none;
  }
}
<<<END>>>