.page-home {
  --home-rail: 1px solid var(--ink-700);
  --home-edge: clamp(18px, 4vw, 56px);
  position: relative;
  background: var(--ink-950);
  color: var(--cool-50);
  overflow-x: clip;
}

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

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  padding: clamp(22px, 3vw, 34px) var(--home-edge) clamp(46px, 6vw, 92px);
  isolation: isolate;
  overflow: hidden;
}

.page-home .hero-slab {
  position: absolute;
  inset: 0 var(--home-edge) 8% var(--home-edge);
  z-index: -1;
  background: var(--ink-900);
  clip-path: polygon(0 4%, 100% 0, 100% 94%, 0 100%);
}

.page-home .hero-slab::after {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    112deg,
    rgba(53, 240, 200, 0.07) 0 2px,
    transparent 2px 26px
  );
}

.page-home .hero .breadcrumb {
  margin: 0 0 clamp(30px, 5vw, 64px);
}

.page-home .hero-grid {
  display: grid;
  gap: clamp(30px, 5vw, 60px);
  align-items: end;
}

.page-home .hero-copy {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.page-home .hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: -0.012em;
  line-height: 1.04;
  font-size: clamp(34px, 6vw, 68px);
  margin: 0;
  max-width: 15ch;
}

.page-home .hero-lead {
  color: var(--cool-50);
  opacity: 0.86;
  font-size: clamp(15px, 1.5vw, 17px);
}

.page-home .hero-meta {
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--cyan-200);
  margin: 0;
}

.page-home .hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-2);
}

.page-home .hero-figure {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-800);
  clip-path: polygon(0 7%, 100% 0, 100% 100%, 0 93%);
}

.page-home .hero-figure img {
  display: block;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 10;
  filter: saturate(0.72) contrast(1.06);
}

.page-home .clock-plate {
  position: absolute;
  right: clamp(12px, 3vw, 28px);
  bottom: clamp(16px, 4vw, 34px);
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 14px 22px;
  background: var(--ink-950);
  border-radius: var(--r-md);
  box-shadow: 0 0 0 1px var(--ink-700), 0 18px 44px -22px rgba(0, 0, 0, 0.9);
}

.page-home .clock-plate-label {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--slate-500);
  font-family: var(--font-num);
}

.page-home .clock-plate-value {
  font-size: clamp(26px, 3.2vw, 38px);
  font-weight: 700;
  color: var(--cyan-400);
  line-height: 1;
}

.page-home .clock-plate-unit {
  font-size: 13px;
  color: var(--cool-50);
  opacity: 0.75;
}

/* ---------- 刻度导航 ---------- */

.page-home .ticker-band {
  padding: clamp(26px, 3.5vw, 44px) var(--home-edge) 0;
  border-top: var(--home-rail);
}

.page-home .ticker-caption {
  margin: 0 0 var(--sp-3);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--slate-500);
}

.page-home .ticker-grid {
  display: grid;
  gap: clamp(20px, 3vw, 40px);
  align-items: end;
}

.page-home .ticker-list {
  list-style: none;
  margin: 0;
  padding: 0 0 var(--sp-2);
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: thin;
  border-bottom: var(--home-rail);
}

.page-home .ticker-node {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 92px;
  flex: 1 0 auto;
  padding: 12px 16px 18px;
  border-left: var(--home-rail);
  text-decoration: none;
  color: var(--slate-500);
  position: relative;
  transition: color var(--dur-1) var(--ease), background var(--dur-1) var(--ease);
}

.page-home .ticker-node:first-child {
  border-left: 0;
}

.page-home .ticker-node::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: -1px;
  height: 2px;
  background: transparent;
  transition: background var(--dur-1) var(--ease);
}

.page-home .ticker-node:hover,
.page-home .ticker-node:focus-visible {
  color: var(--cyan-200);
  background: var(--ink-900);
}

.page-home .ticker-node:hover::after,
.page-home .ticker-node:focus-visible::after {
  background: var(--cyan-400);
}

.page-home .ticker-node .tick {
  font-size: 20px;
  font-weight: 700;
  color: var(--cyan-400);
  line-height: 1;
}

.page-home .ticker-node--plus .tick {
  color: var(--amber-500);
}

.page-home .tick-label {
  font-size: 12.5px;
  letter-spacing: 0.02em;
}

.page-home .ticker-visual {
  margin: 0;
  border-radius: var(--r-md);
  overflow: hidden;
  max-width: 360px;
  background: var(--ink-900);
}

.page-home .ticker-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 1 / 1;
  filter: saturate(0.7);
}

/* ---------- 数字带 ---------- */

.page-home .figures {
  position: relative;
  margin-top: clamp(46px, 6vw, 88px);
  padding: clamp(44px, 6vw, 88px) var(--home-edge);
  background: var(--ink-900);
  isolation: isolate;
}

.page-home .figures-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.page-home .figures-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.16;
  filter: saturate(0.55);
}

.page-home .figures-inner {
  display: flex;
  flex-direction: column;
  gap: clamp(28px, 4vw, 48px);
}

.page-home .figures-head {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.page-home .figures-board {
  display: grid;
  gap: clamp(18px, 2.4vw, 30px);
}

.page-home .figure-cell {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: var(--sp-3) 0 0;
  border-top: 2px solid var(--ink-700);
}

.page-home .figure-cell--lead {
  border-top-color: var(--cyan-400);
}

.page-home .figure-label {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--slate-500);
  margin: 0;
}

.page-home .figure-value {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.page-home .figure-value .mono-num {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: clamp(30px, 4.4vw, 54px);
  color: var(--cyan-400);
  line-height: 1;
}

.page-home .figure-cell--lead .figure-value .mono-num {
  font-size: clamp(40px, 6.4vw, 82px);
}

.page-home .figure-value small {
  font-size: 13px;
  font-weight: 500;
  color: var(--cool-50);
  opacity: 0.7;
}

.page-home .figure-cell .text-meta {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--slate-500);
  max-width: 30ch;
}

/* ---------- 四类口径 ---------- */

.page-home .routes {
  padding: clamp(46px, 6vw, 92px) var(--home-edge) clamp(40px, 5vw, 76px);
  display: flex;
  flex-direction: column;
  gap: clamp(24px, 3.5vw, 42px);
}

.page-home .routes-head {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.page-home .routes .filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-2);
}

.page-home .filter-count {
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate-500);
  margin-left: auto;
}

.page-home .route-board {
  display: grid;
  gap: clamp(18px, 2.4vw, 30px);
}

.page-home .route-card {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: clamp(20px, 2.6vw, 32px);
  background: var(--ink-900);
  border-radius: var(--r-lg);
  transition: background var(--dur-2) var(--ease);
}

.page-home .route-card:hover {
  background: var(--ink-800);
}

.page-home .route-kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--amber-200);
}

.page-home .route-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.2vw, 26px);
  letter-spacing: -0.005em;
  color: var(--cool-50);
}

.page-home .route-desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--slate-500);
  max-width: 34ch;
}

.page-home .route-link {
  align-self: flex-start;
  margin-top: auto;
  padding-bottom: 2px;
  font-size: 13px;
  font-family: var(--font-num);
  letter-spacing: 0.04em;
  color: var(--cyan-200);
  text-decoration: none;
  border-bottom: 1px dashed var(--cyan-400);
  transition: color var(--dur-1) var(--ease), border-color var(--dur-1) var(--ease);
}

.page-home .route-link:hover,
.page-home .route-link:focus-visible {
  color: var(--cyan-400);
  border-bottom-style: solid;
}

.page-home .route-card--ticket {
  background: transparent;
  padding: 0;
}

.page-home .ticket {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: clamp(22px, 2.8vw, 34px) clamp(24px, 3vw, 38px);
  background: var(--ink-900);
  border-radius: var(--r-md);
  border: 1px dashed var(--amber-200);
}

.page-home .ticket::before,
.page-home .ticket::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 22px;
  height: 22px;
  margin-top: -11px;
  border-radius: 50%;
  background: var(--ink-950);
}

.page-home .ticket::before {
  left: -11px;
}

.page-home .ticket::after {
  right: -11px;
}

.page-home .route-card--badge {
  align-items: flex-start;
}

.page-home .badge-ring {
  position: relative;
  width: 96px;
  height: 96px;
  color: var(--amber-200);
}

.page-home .badge-ring svg {
  width: 100%;
  height: 100%;
  display: block;
}

.page-home .badge-ring-num {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 26px;
  font-weight: 700;
  color: var(--amber-500);
}

.page-home .route-card--curve {
  padding: 0;
  background: transparent;
  gap: var(--sp-3);
}

.page-home .curve-visual {
  position: relative;
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--ink-900);
}

.page-home .curve-visual img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  aspect-ratio: 3 / 2;
  filter: saturate(0.65) contrast(1.05);
}

.page-home .curve-line {
  position: absolute;
  left: 8%;
  right: 8%;
  bottom: 12%;
  width: 84%;
  color: var(--cyan-400);
}

.page-home .route-card--curve .route-title,
.page-home .route-card--curve .route-desc,
.page-home .route-card--curve .route-link {
  padding-left: 2px;
}

.page-home .route-card--dots {
  justify-content: space-between;
  background: var(--ink-800);
}

.page-home .dot-field {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  max-width: 190px;
}

.page-home .dot-field span {
  display: block;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  background: var(--ink-700);
}

.page-home .dot-field span:nth-child(3n + 1) {
  background: var(--cyan-400);
}

.page-home .dot-field span:nth-child(5n + 2) {
  background: var(--cyan-200);
}

.page-home .dot-field span:nth-child(7n + 4) {
  background: var(--slate-700);
}

/* ---------- 修订日志 ---------- */

.page-home .revisions {
  margin-top: clamp(46px, 6vw, 88px);
  padding: clamp(44px, 6vw, 84px) var(--home-edge);
  background: var(--ink-900);
}

.page-home .revisions-inner {
  display: flex;
  flex-direction: column;
  gap: clamp(26px, 3.5vw, 44px);
}

.page-home .revisions-head {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.page-home .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.page-home .log-item {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  column-gap: var(--sp-3);
  row-gap: 6px;
  padding: var(--sp-3) 0;
  border-top: var(--home-rail);
}

.page-home .log-dot {
  grid-row: 1 / span 3;
  width: 10px;
  height: 10px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--cyan-400);
}

.page-home .log-dot--fix {
  background: var(--signal-600);
}

.page-home .log-time {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--slate-500);
}

.page-home .log-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(17px, 1.8vw, 21px);
  color: var(--cool-50);
}

.page-home .log-body {
  margin: 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-500);
  max-width: 62ch;
}

.page-home .revisions-more {
  align-self: flex-start;
}

/* ---------- 反馈与测试版 ---------- */

.page-home .signal {
  padding: clamp(46px, 6vw, 92px) var(--home-edge) clamp(30px, 4vw, 52px);
}

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

.page-home .signal-main {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.page-home .signal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: var(--sp-2);
}

.page-home .signal-aside {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: clamp(20px, 2.6vw, 30px);
  background: var(--ink-900);
  border-radius: var(--r-lg);
  border-left: 3px solid var(--amber-500);
}

.page-home .signal-meta {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--amber-200);
}

.page-home .signal-note {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--cool-50);
  opacity: 0.82;
}

.page-home .breath {
  height: clamp(60px, 9vw, 148px);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .ticker-grid {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

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

  .page-home .figure-cell--lead {
    grid-column: 1 / -1;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  }

  .page-home .figures-board {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .figure-cell--lead {
    grid-column: span 3;
  }

  .page-home .figure-cell:not(.figure-cell--lead) {
    grid-column: span 3;
  }

  .page-home .figures-board .figure-cell:nth-child(4),
  .page-home .figures-board .figure-cell:nth-child(5) {
    grid-column: span 3;
  }

  .page-home .route-board {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .route-card--ticket {
    grid-column: span 3;
  }

  .page-home .route-card--badge {
    grid-column: span 3;
  }

  .page-home .route-card--curve {
    grid-column: span 4;
  }

  .page-home .route-card--dots {
    grid-column: span 2;
  }

  .page-home .signal-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr);
  }
}

@media (min-width: 1120px) {
  .page-home .figures-board {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .page-home .figure-cell--lead {
    grid-column: span 6;
  }

  .page-home .figure-cell:not(.figure-cell--lead) {
    grid-column: span 3;
  }

  .page-home .figures-board .figure-cell:nth-child(4),
  .page-home .figures-board .figure-cell:nth-child(5) {
    grid-column: span 3;
  }
}

@media (max-width: 640px) {
  .page-home .hero-figure {
    clip-path: none;
    border-radius: var(--r-md);
  }

  .page-home .clock-plate {
    position: static;
    margin-top: var(--sp-2);
    border-radius: var(--r-sm);
    box-shadow: none;
    background: var(--ink-800);
  }

  .page-home .hero-slab {
    clip-path: polygon(0 2%, 100% 0, 100% 97%, 0 100%);
  }

  .page-home .ticker-list {
    padding-bottom: var(--sp-1);
  }

  .page-home .ticker-node {
    min-width: 84px;
    padding: 10px 12px 14px;
  }

  .page-home .route-card--curve {
    padding: 0;
  }

  .page-home .route-card--dots {
    min-height: 220px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .ticker-node,
  .page-home .route-card,
  .page-home .route-link {
    transition: none;
  }
}