.page-home {
  --home-y: clamp(60px, 8vw, 112px);
  --home-gap: clamp(16px, 2.4vw, 28px);
  display: block;
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-sans);
  overflow-x: clip;
}

/* ---------- 封面 ---------- */

.page-home .home-cover {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: 18px clamp(48px, 6vw, 84px);
  color: var(--paper);
  background:
    radial-gradient(120% 100% at 86% 4%, rgba(31, 111, 168, 0.55), transparent 60%),
    radial-gradient(92% 82% at 6% 96%, rgba(214, 40, 40, 0.38), transparent 62%),
    linear-gradient(165deg, #0B0F14 0%, #101A24 48%, #0B0F14 100%);
}

.page-home .home-cover-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-home .home-cover-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
  filter: saturate(1.15) contrast(1.05);
}

.page-home .home-cover-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 15, 20, 0.58), rgba(11, 15, 20, 0.88));
}

.page-home .home-crumb,
.page-home .home-cover-grid {
  position: relative;
  z-index: 1;
}

.page-home .home-cover .breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--silver);
}

.page-home .home-cover .breadcrumb a {
  color: var(--ice-light);
  text-decoration: none;
}

.page-home .home-cover .breadcrumb a:hover {
  color: var(--paper);
}

.page-home .home-cover-grid {
  display: grid;
  gap: clamp(30px, 4vw, 56px);
  padding-block-start: clamp(42px, 7vw, 96px);
}

.page-home .home-cover-main::before {
  content: "";
  display: block;
  width: 64px;
  height: 4px;
  margin-bottom: 18px;
  background: var(--maple);
}

.page-home .home-cover-main .eyebrow {
  color: var(--ice-light);
}

.page-home .home-cover-title {
  margin: 12px 0 18px;
  font-size: clamp(2.1rem, 6vw, 4.25rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.012em;
  color: var(--paper);
}

.page-home .home-cover-lede {
  max-width: 46ch;
  margin: 0;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  line-height: 1.8;
  color: #D6DEE7;
}

.page-home .home-cover-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-block: clamp(24px, 3vw, 36px) 20px;
}

.page-home .home-cover-status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--silver);
}

.page-home .home-cover-side {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding-top: 18px;
  border-top: 2px solid var(--maple);
}

.page-home .home-index-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 2px;
  counter-reset: none;
}

.page-home .home-index-list a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 0;
  border-bottom: var(--edge-dark);
  color: var(--silver);
  font-size: var(--fs-14);
  text-decoration: none;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.page-home .home-index-list a:hover {
  color: var(--paper);
  padding-left: 5px;
}

.page-home .home-index-num {
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--amber);
}

.page-home .home-cover-note {
  display: none;
}

/* ---------- 运行看板 ---------- */

.page-home .home-section {
  padding-block: var(--home-y);
}

.page-home .home-board {
  position: relative;
  color: var(--paper);
  background: linear-gradient(180deg, #0B0F14 0%, #0E141C 100%);
}

.page-home .home-board::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(60% 50% at 18% 0%, rgba(31, 111, 168, 0.28), transparent 70%);
}

.page-home .home-board > .wrap {
  position: relative;
}

.page-home .home-board .eyebrow {
  color: var(--ice-light);
}

.page-home .home-board h2 {
  margin: 10px 0 14px;
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.18;
  color: var(--paper);
}

.page-home .home-board-intro {
  max-width: 60ch;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: #C9D3DC;
}

.page-home .home-board-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--home-gap);
  margin-top: clamp(28px, 4vw, 46px);
}

.page-home .home-stat {
  padding: 20px 18px 22px;
  border-top: 2px solid var(--ice);
  background: linear-gradient(180deg, rgba(31, 111, 168, 0.16), rgba(31, 111, 168, 0));
}

.page-home .home-stat--amber {
  border-top-color: var(--amber);
  background: linear-gradient(180deg, rgba(255, 138, 61, 0.16), rgba(255, 138, 61, 0));
}

.page-home .home-stat-ring {
  display: block;
  width: 30px;
  height: 30px;
  margin-bottom: 16px;
  border-radius: 50%;
  position: relative;
  background: conic-gradient(from 220deg, var(--amber) 0deg 46deg, var(--ice) 46deg 300deg, rgba(185, 194, 204, 0.18) 300deg 360deg);
}

.page-home .home-stat-ring::after {
  content: "";
  position: absolute;
  inset: 7px;
  border-radius: 50%;
  background: #0E141C;
}

.page-home .home-stat-figure {
  display: flex;
  align-items: baseline;
  gap: 5px;
}

.page-home .home-stat-value {
  font-family: var(--font-mono);
  font-size: clamp(1.9rem, 5.2vw, 3rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.01em;
  color: var(--paper);
}

.page-home .home-stat--amber .home-stat-value {
  color: var(--amber);
}

.page-home .home-stat-unit {
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  color: var(--silver);
}

.page-home .home-stat-label {
  margin: 10px 0 0;
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--silver);
}

/* ---------- 跨端一致 ---------- */

.page-home .home-cross {
  background: linear-gradient(180deg, var(--paper) 0%, var(--mist) 100%);
}

.page-home .home-split {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-home .home-split-text h2,
.page-home .home-signup h2,
.page-home .home-rank h2,
.page-home .home-column h2 {
  margin: 10px 0 16px;
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.005em;
  color: var(--void);
}

.page-home .home-split-text > p {
  max-width: 62ch;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-screens {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 26px;
}

.page-home .home-screen {
  display: inline-flex;
  align-items: center;
  padding: 12px 16px;
  border: var(--edge);
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.06em;
  color: var(--ice);
}

.page-home .home-screen--narrow {
  padding-inline: 12px;
  color: var(--maple);
}

.page-home .home-screens-link {
  flex: 1 1 40px;
  min-width: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--ice), var(--amber));
}

.page-home .home-check-list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.page-home .home-check-list li {
  position: relative;
  padding-left: 22px;
  font-size: var(--fs-16);
  line-height: 1.7;
  color: var(--graphite);
}

.page-home .home-check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 8px;
  height: 8px;
  background: var(--maple);
}

.page-home .home-fact-card {
  padding: 24px 22px;
  border: var(--edge);
  border-left: 3px solid var(--ice);
  background: var(--paper);
  box-shadow: var(--shadow-paper);
}

.page-home .home-fact-num {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.12em;
  color: var(--ice);
}

.page-home .home-fact-text {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--graphite);
}

/* ---------- 两步注册 ---------- */

.page-home .home-signup {
  background: linear-gradient(160deg, var(--mist) 0%, var(--paper) 100%);
}

.page-home .home-signup-head > p {
  max-width: 58ch;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-signup-grid {
  display: grid;
  gap: var(--home-gap);
  margin-top: clamp(28px, 4vw, 42px);
}

.page-home .home-step {
  padding: 26px 22px 24px;
  border: var(--edge);
  border-left: 3px solid var(--maple);
  background: var(--paper);
  box-shadow: var(--shadow-paper);
}

.page-home .home-step:last-child {
  border-left-color: var(--amber);
}

.page-home .home-step-num {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: var(--fs-28);
  font-weight: 700;
  line-height: 1;
  color: var(--maple);
}

.page-home .home-step:last-child .home-step-num {
  color: var(--amber);
}

.page-home .home-step h3 {
  margin: 0 0 10px;
  font-size: var(--fs-20);
  font-weight: 800;
  color: var(--void);
}

.page-home .home-step p {
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.78;
  color: var(--graphite);
}

.page-home .home-signup-figure {
  margin: clamp(28px, 4vw, 44px) 0 0;
}

/* ---------- 三栏榜单 ---------- */

.page-home .home-rank {
  background: var(--paper);
}

.page-home .home-rank-head {
  display: grid;
  gap: clamp(24px, 3vw, 40px);
}

.page-home .home-rank-head .section-head > p {
  max-width: 60ch;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-rank-figure {
  margin: 0;
}

.page-home .home-rank-tabs {
  margin-top: clamp(28px, 4vw, 46px);
}

.page-home .home-rank-tabs .tablist {
  display: flex;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--ice);
}

.page-home .home-rank-tabs .tab {
  appearance: none;
  margin-bottom: -2px;
  padding: 12px 20px;
  border: 0;
  border-bottom: 3px solid transparent;
  background: transparent;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
  letter-spacing: 0.04em;
  color: var(--muted);
  cursor: pointer;
}

.page-home .home-rank-tabs .tab[aria-selected="true"] {
  color: var(--void);
  border-bottom-color: var(--amber);
  background: linear-gradient(180deg, rgba(255, 138, 61, 0.12), rgba(255, 138, 61, 0));
}

.page-home .home-rank-tabs .tab:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 2px;
}

.page-home .home-rank-tabs .tabpanel {
  padding: 24px 0 4px;
}

.page-home .home-rank-lead {
  margin: 0;
  font-size: var(--fs-16);
  font-weight: 700;
  color: var(--void);
}

.page-home .home-rank-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.page-home .home-rank-list li {
  position: relative;
  padding: 11px 0 11px 20px;
  border-bottom: var(--edge);
  font-size: var(--fs-16);
  line-height: 1.72;
  color: var(--graphite);
}

.page-home .home-rank-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 1.2em;
  width: 7px;
  height: 7px;
  background: var(--ice);
}

.page-home .home-rank-more {
  margin: clamp(24px, 3vw, 34px) 0 0;
}

/* ---------- 品牌专栏 ---------- */

.page-home .home-column {
  background: linear-gradient(200deg, var(--mist) 0%, var(--paper) 62%);
}

.page-home .home-column-grid {
  display: grid;
  gap: clamp(28px, 4vw, 56px);
}

.page-home .home-column-figure {
  margin: 0;
}

.page-home .home-column-body > p {
  max-width: 58ch;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: var(--graphite);
}

.page-home .home-cat-list {
  margin: 24px 0 26px;
  padding: 0;
  list-style: none;
}

.page-home .home-cat-list li {
  display: grid;
  gap: 4px;
  padding: 14px 0;
  border-top: var(--edge);
}

.page-home .home-cat-name {
  font-size: var(--fs-16);
  font-weight: 800;
  color: var(--void);
}

.page-home .home-cat-desc {
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 入门指引 ---------- */

.page-home .home-support {
  color: var(--paper);
  background:
    radial-gradient(80% 120% at 88% 10%, rgba(31, 111, 168, 0.42), transparent 62%),
    linear-gradient(150deg, #0B0F14 0%, #101A24 100%);
}

.page-home .home-support-inner {
  display: grid;
  gap: clamp(26px, 3.6vw, 48px);
}

.page-home .home-support .eyebrow {
  color: var(--amber);
}

.page-home .home-support h2 {
  margin: 10px 0 16px;
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.18;
  color: var(--paper);
}

.page-home .home-support-inner > div:first-child > p {
  max-width: 58ch;
  margin: 0;
  font-size: var(--fs-16);
  line-height: 1.8;
  color: #C9D3DC;
}

.page-home .home-support-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  font-family: var(--font-mono);
  font-size: var(--fs-14);
}

.page-home .home-support-links a {
  color: var(--ice-light);
  text-decoration: none;
}

.page-home .home-support-links a:hover {
  color: var(--paper);
  text-decoration: underline;
}

.page-home .home-support-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-self: end;
}

/* ---------- 响应式 ---------- */

@media (min-width: 760px) {
  .page-home .home-signup-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home .home-cat-list li {
    grid-template-columns: minmax(96px, auto) 1fr;
    gap: 18px;
    align-items: baseline;
  }
}

@media (min-width: 900px) {
  .page-home .home-board-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .home-split,
  .page-home .home-column-grid,
  .page-home .home-rank-head,
  .page-home .home-support-inner {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .home-split-text {
    grid-column: 1 / span 7;
  }

  .page-home .home-split-aside {
    grid-column: 9 / span 4;
    align-self: end;
  }

  .page-home .home-rank-head .section-head {
    grid-column: 1 / span 7;
    align-self: end;
  }

  .page-home .home-rank-figure {
    grid-column: 9 / span 4;
    align-self: end;
  }

  .page-home .home-column-figure {
    grid-column: 1 / span 5;
  }

  .page-home .home-column-body {
    grid-column: 7 / span 6;
  }

  .page-home .home-support-inner > div:first-child {
    grid-column: 1 / span 7;
  }

  .page-home .home-support-actions {
    grid-column: 9 / span 4;
    justify-content: flex-end;
  }
}

@media (min-width: 960px) {
  .page-home .home-cover-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    align-items: end;
  }

  .page-home .home-cover-main {
    grid-column: 1 / span 8;
  }

  .page-home .home-cover-side {
    grid-column: 10 / span 3;
  }

  .page-home .home-cover-note {
    display: block;
    align-self: flex-end;
    margin: 0;
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(185, 194, 204, 0.7);
  }
}
</final CSS>