.page-home {
  --home-radius: 4px;
  background: var(--black);
  color: var(--text);
  overflow-x: hidden;
}

.page-home .mono {
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.page-home [data-reveal] {
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease);
}

/* ---------- 首屏拼贴 ---------- */

.page-home .home-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(52px, 9vw, 108px) 0 clamp(40px, 6vw, 76px);
  background:
    radial-gradient(115% 88% at 80% 4%, rgba(232, 18, 60, 0.32), transparent 62%),
    radial-gradient(85% 70% at 6% 96%, rgba(23, 224, 212, 0.10), transparent 58%),
    var(--black);
}

.page-home .hero-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.032) 0 1px,
    transparent 1px 5px
  );
}

.page-home .hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-home .hero-main h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(36px, 8vw, 70px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: #FFFFFF;
  margin: 16px 0 0;
}

.page-home .hero-main .lead {
  margin: 22px 0 0;
  max-width: 54ch;
  color: var(--muted);
  font-size: var(--fs-16);
  line-height: 1.85;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.page-home .hero-facts {
  list-style: none;
  margin: 36px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--grid);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.page-home .hero-facts li {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.page-home .hero-facts b {
  font-family: var(--font-mono);
  font-size: clamp(20px, 3.4vw, 28px);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--cyan);
}

.page-home .hero-facts span {
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--muted);
}

/* 侧栏两小块 */

.page-home .hero-side {
  display: grid;
  gap: 16px;
  align-content: start;
}

.page-home .hero-v3 {
  position: relative;
  overflow: hidden;
  min-height: 292px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px 22px;
  border: 1px solid var(--grid);
  border-radius: var(--home-radius);
  background: var(--panel);
  transition: border-color var(--dur) var(--ease);
}

.page-home .hero-v3 img {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-home .hero-v3::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg, rgba(10, 10, 15, 0.1) 0%, rgba(10, 10, 15, 0.93) 74%);
}

.page-home .hero-v3::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  z-index: 3;
  width: 0;
  height: 2px;
  background: var(--red);
  transition: width var(--dur) var(--ease);
}

.page-home .hero-v3:hover,
.page-home .hero-v3:focus-within {
  border-color: var(--cyan);
}

.page-home .hero-v3:hover::before,
.page-home .hero-v3:focus-within::before {
  width: 72px;
}

.page-home .hero-v3-body {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 10px;
}

.page-home .hero-v3-tag {
  font-size: var(--fs-12);
  color: var(--gold);
  letter-spacing: 0.12em;
}

.page-home .hero-v3-body h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-28);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-home .hero-v3-body p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--text);
  opacity: 0.82;
}

.page-home .hero-v3-link {
  justify-self: start;
  margin-top: 4px;
  font-size: var(--fs-14);
  font-weight: 600;
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(23, 224, 212, 0.4);
  padding-bottom: 2px;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .hero-v3-link:hover,
.page-home .hero-v3-link:focus-visible {
  color: #FFFFFF;
  border-color: #FFFFFF;
}

.page-home .hero-snap {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border: 1px solid rgba(23, 224, 212, 0.45);
  border-radius: var(--home-radius);
  background: rgba(23, 224, 212, 0.055);
}

.page-home .snap-time {
  font-size: var(--fs-20);
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.02em;
}

.page-home .hero-snap p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 脉冲分隔带 ---------- */

.page-home .pulse-band {
  width: 100%;
  padding: 0 var(--gutter);
  opacity: 0.85;
}

.page-home .pulse-band svg {
  display: block;
  width: 100%;
  height: 56px;
}

/* ---------- 章节通用头 ---------- */

.page-home .home-dual,
.page-home .home-journal,
.page-home .home-steps,
.page-home .home-trust,
.page-home .home-routes {
  padding: clamp(52px, 8vw, 96px) 0;
}

.page-home .sec-head {
  display: grid;
  gap: 12px;
  margin-bottom: clamp(26px, 4vw, 46px);
  max-width: 780px;
}

.page-home .sec-head .section-num {
  font-size: var(--fs-14);
  letter-spacing: 0.16em;
  color: var(--red);
}

.page-home .sec-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.page-home .sec-head p {
  margin: 0;
  max-width: 60ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 双端体验 ---------- */

.page-home .home-dual {
  background: var(--black);
}

.page-home .dual-grid {
  display: grid;
  gap: 22px;
}

.page-home .dual-card {
  display: grid;
  gap: 18px;
  align-content: start;
  padding: 20px;
  border: 1px solid var(--grid);
  border-radius: var(--home-radius);
  background: var(--panel);
  transition: border-color var(--dur) var(--ease);
}

.page-home .dual-card:hover {
  border-color: rgba(23, 224, 212, 0.6);
}

.page-home .dual-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--grid);
  border-radius: 2px;
  background: var(--black);
}

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

.page-home .dual-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

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

.page-home .dual-steps li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 12px;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--muted);
}

.page-home .dual-steps .n {
  height: 22px;
  margin-top: 5px;
  display: grid;
  place-items: center;
  font-size: var(--fs-12);
  color: var(--cyan);
  border: 1px solid var(--grid);
  border-radius: 2px;
}

.page-home .dual-link,
.page-home .step-link {
  justify-self: start;
  font-size: var(--fs-14);
  font-weight: 600;
  color: var(--red);
  text-decoration: none;
  transition: color var(--dur) var(--ease);
}

.page-home .dual-link:hover,
.page-home .dual-link:focus-visible,
.page-home .step-link:hover,
.page-home .step-link:focus-visible {
  color: var(--cyan);
}

/* ---------- 本轮更新 ---------- */

.page-home .home-journal {
  background: linear-gradient(180deg, var(--black) 0%, #101017 100%);
}

.page-home .journal-banner {
  position: relative;
  overflow: hidden;
  margin-bottom: 26px;
  border: 1px solid var(--grid);
  border-radius: var(--home-radius);
  aspect-ratio: 8 / 3;
  background: var(--black);
}

.page-home .journal-banner img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.page-home .journal-index {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--grid);
}

.page-home .journal-item {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 6px;
  border-bottom: 1px solid var(--grid);
  transition: background-color var(--dur) var(--ease);
}

.page-home .journal-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 0;
  height: 1px;
  background: var(--red);
  transition: width var(--dur) var(--ease);
}

.page-home .journal-item:hover {
  background-color: rgba(232, 18, 60, 0.05);
}

.page-home .journal-item:hover::before {
  width: 26px;
}

.page-home .journal-num {
  font-size: var(--fs-14);
  color: var(--muted);
  padding-top: 3px;
  transition: color var(--dur) var(--ease);
}

.page-home .journal-item:hover .journal-num {
  color: var(--red);
}

.page-home .journal-body {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.page-home .journal-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.page-home .journal-head h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fs-20);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-home .journal-count {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  font-family: var(--font-mono);
}

.page-home .journal-count b {
  font-size: var(--fs-20);
  font-weight: 600;
  color: var(--red);
}

.page-home .journal-count small {
  font-family: var(--font-body);
  font-size: var(--fs-12);
  color: var(--muted);
}

.page-home .journal-body p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--muted);
}

.page-home .journal-foot {
  margin-top: 28px;
}

/* ---------- 上手路径 ---------- */

.page-home .home-steps {
  background:
    radial-gradient(90% 70% at 88% 12%, rgba(232, 18, 60, 0.16), transparent 62%),
    var(--black);
}

.page-home .step-tree {
  list-style: none;
  position: relative;
  margin: 0;
  padding: 0;
  display: grid;
}

.page-home .step-tree::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 46px;
  bottom: 46px;
  width: 1px;
  background: linear-gradient(180deg, var(--red), var(--cyan));
  opacity: 0.32;
}

.page-home .step-node {
  position: relative;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--grid);
}

.page-home .step-node:last-child {
  border-bottom: none;
}

.page-home .step-dot {
  position: relative;
  z-index: 1;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  font-size: var(--fs-14);
  color: var(--cyan);
  border: 1px solid var(--grid);
  border-radius: var(--home-radius);
  background: var(--panel);
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.page-home .step-node:hover .step-dot {
  color: #FFFFFF;
  border-color: var(--red);
}

.page-home .step-body {
  display: grid;
  gap: 10px;
  align-content: start;
}

.page-home .step-body h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-home .step-body p {
  margin: 0;
  max-width: 62ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- 长期维护 ---------- */

.page-home .home-trust {
  background: #101017;
  border-top: 1px solid var(--grid);
}

.page-home .trust-grid {
  display: grid;
  gap: 34px;
}

.page-home .trust-copy {
  display: grid;
  gap: 18px;
  align-content: start;
}

.page-home .trust-copy .section-num {
  font-size: var(--fs-14);
  letter-spacing: 0.16em;
  color: var(--red);
}

.page-home .trust-copy h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 4.4vw, 44px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.page-home .trust-copy p {
  margin: 0;
  max-width: 60ch;
  font-size: var(--fs-16);
  line-height: 1.85;
  color: var(--muted);
}

.page-home .trust-copy .btn {
  justify-self: start;
  margin-top: 4px;
}

.page-home .trust-stats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--grid);
  border: 1px solid var(--grid);
  border-radius: var(--home-radius);
  overflow: hidden;
}

.page-home .trust-stats li {
  display: grid;
  gap: 8px;
  padding: 22px 18px;
  background: var(--panel);
}

.page-home .trust-stats b {
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: clamp(28px, 5vw, 40px);
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.page-home .trust-stats em {
  font-family: var(--font-body);
  font-style: normal;
  font-size: var(--fs-14);
  font-weight: 400;
  color: var(--red);
}

.page-home .trust-stats span {
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 色带 ---------- */

.page-home .home-rule {
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--red) 0%,
    var(--red-deep) 32%,
    var(--grid) 58%,
    var(--cyan) 100%
  );
}

/* ---------- 分流入口 ---------- */

.page-home .home-routes {
  background: var(--black);
}

.page-home .route-grid {
  display: grid;
  gap: 16px;
}

.page-home .route-card {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 12px;
  align-content: start;
  padding: 26px 22px 24px;
  border: 1px solid var(--grid);
  border-radius: var(--home-radius);
  background: var(--panel);
  color: inherit;
  text-decoration: none;
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.page-home .route-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--red);
  transition: width var(--dur) var(--ease);
}

.page-home .route-card:hover,
.page-home .route-card:focus-visible {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.page-home .route-card:hover::after,
.page-home .route-card:focus-visible::after {
  width: 48px;
}

.page-home .route-tag {
  font-size: var(--fs-12);
  letter-spacing: 0.14em;
  color: var(--gold);
}

.page-home .route-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(19px, 2.4vw, 24px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.page-home .route-card p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.8;
  color: var(--muted);
}

.page-home .route-go {
  margin-top: 6px;
  font-size: var(--fs-14);
  font-weight: 600;
  color: var(--cyan);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-home .journal-index {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 40px;
    border-top: 1px solid var(--grid);
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 30px;
    align-items: start;
  }

  .page-home .hero-main {
    grid-column: 1 / span 7;
  }

  .page-home .hero-side {
    grid-column: 8 / span 5;
  }

  .page-home .dual-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
    align-items: start;
  }

  .page-home .dual-card--web {
    margin-top: 58px;
  }

  .page-home .trust-grid {
    grid-template-columns: 5fr 6fr;
    gap: 56px;
    align-items: start;
  }

  .page-home .route-grid {
    grid-template-columns: 1.15fr 1fr 0.85fr;
    gap: 20px;
  }
}

@media (min-width: 1160px) {
  .page-home .hero-v3 {
    min-height: 340px;
  }
}

@media (max-width: 480px) {
  .page-home .hero-facts {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .page-home .trust-stats {
    grid-template-columns: 1fr;
  }

  .page-home .journal-item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .hero-v3,
  .page-home .hero-v3::before,
  .page-home .dual-card,
  .page-home .journal-item,
  .page-home .journal-item::before,
  .page-home .journal-num,
  .page-home .step-dot,
  .page-home .route-card,
  .page-home .route-card::after,
  .page-home .dual-link,
  .page-home .step-link {
    transition: none;
  }

  .page-home .route-card:hover,
  .page-home .route-card:focus-visible {
    transform: none;
  }
}