.page-home {
  background: var(--deep-space);
  color: var(--text);
  overflow-x: clip;
}

.page-home .section {
  padding-block: clamp(50px, 8vw, 106px);
}

/* ============ 刊头 ============ */
.page-home .masthead {
  position: relative;
  padding-block: clamp(48px, 11vw, 130px) clamp(36px, 7vw, 82px);
  text-align: center;
  isolation: isolate;
}

.page-home .masthead::before {
  content: "";
  position: absolute;
  top: 4%;
  left: 50%;
  transform: translateX(-50%);
  width: min(780px, 94vw);
  aspect-ratio: 1 / 1;
  background: radial-gradient(circle, rgba(52, 209, 218, 0.13), rgba(52, 209, 218, 0) 68%);
  z-index: -1;
  pointer-events: none;
}

.page-home .masthead-context {
  margin: 0 0 clamp(18px, 4vw, 36px);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--text-faint);
}

.page-home .masthead-brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 200;
  font-size: var(--display-jumbo);
  line-height: 0.98;
  letter-spacing: -0.015em;
  color: var(--cold-white);
  word-break: keep-all;
}

.page-home .masthead-rule {
  display: flex;
  justify-content: center;
  gap: 7px;
  margin: clamp(16px, 3vw, 26px) auto clamp(22px, 4vw, 34px);
}

.page-home .masthead-rule span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--red-gold);
  opacity: 0.55;
}

.page-home .masthead-rule span:nth-child(2),
.page-home .masthead-rule span:nth-child(4) {
  width: 12px;
  opacity: 0.32;
}

.page-home .masthead-statement {
  max-width: 44ch;
  margin: 0 auto clamp(26px, 5vw, 42px);
  font-size: clamp(1rem, 0.42vw + 0.9rem, 1.22rem);
  line-height: 1.9;
  color: var(--text-soft);
}

.page-home .masthead-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* ============ 目录 ============ */
.page-home .directory {
  border-top: 1px solid var(--line-hair);
}

.page-home .directory-layout {
  margin-top: clamp(28px, 4vw, 48px);
}

.page-home .directory-index {
  min-width: 0;
}

.page-home .index-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .index-row a {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  align-items: baseline;
  column-gap: 14px;
  padding: 20px clamp(6px, 1.4vw, 18px);
  border-bottom: 1px solid var(--line-hair);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: inherit;
  transition: background-color 0.32s var(--ease);
}

.page-home .index-num {
  grid-column: 1;
  color: var(--red-gold);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
}

.page-home .index-title {
  grid-column: 2;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.02rem, 1.1vw + 0.72rem, 1.26rem);
  letter-spacing: 0.01em;
  color: var(--cold-white);
}

.page-home .index-note {
  grid-column: 2;
  margin-top: 7px;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-home .directory-aside {
  min-width: 0;
}

.page-home .directory-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-home .directory-media img {
  border-radius: var(--radius-lg);
}

/* ============ 节点网络过渡图 ============ */
.page-home .network-band {
  padding-block: 0 clamp(50px, 8vw, 100px);
}

.page-home .network-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-home .network-media img {
  border-radius: var(--radius-lg);
}

/* ============ 规模参数 ============ */
.page-home .metrics {
  background: var(--cold-white);
  color: var(--ink);
}

.page-home .metrics .eyebrow {
  color: var(--gold-ink);
}

.page-home .metrics .section-title {
  color: var(--ink);
}

.page-home .metrics .lede {
  color: var(--ink-soft);
}

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

.page-home .gauge {
  position: relative;
}

.page-home .gauge-rail {
  height: 12px;
  margin-bottom: 4px;
  background-image: repeating-linear-gradient(
    90deg,
    rgba(12, 15, 20, 0.3) 0 1px,
    transparent 1px 12px
  );
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}

.page-home .gauge-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 0 clamp(16px, 2.4vw, 34px);
}

.page-home .gauge-item {
  padding: 20px 0 18px;
  border-top: 1px solid rgba(12, 15, 20, 0.14);
}

.page-home .metrics .data-figure {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 2.4vw, 2.15rem);
  line-height: 1.15;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.page-home .metrics .data-label {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.7;
  color: var(--ink-soft);
}

.page-home .metrics-aside {
  min-width: 0;
}

.page-home .metrics-media {
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-home .metrics-media img {
  border-radius: var(--radius-md);
}

.page-home .metrics-note {
  margin: 20px 0 0;
  padding-left: 16px;
  border-left: 2px solid var(--copper-ink);
  font-size: 0.85rem;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* ============ 双轨 ============ */
.page-home .lane-grid {
  margin-top: clamp(28px, 4vw, 46px);
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 3vw, 28px);
}

.page-home .lane {
  padding: clamp(24px, 3.4vw, 38px);
  border-radius: var(--radius-lg);
}

.page-home .lane-personal {
  background: var(--night-blue);
  border: 1px solid var(--line-hair);
}

.page-home .lane-enterprise {
  background: var(--star-blue);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-float);
}

.page-home .lane-tag {
  display: inline-block;
  margin: 0 0 16px;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(200, 162, 74, 0.45);
  color: var(--red-gold);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
}

.page-home .lane-title {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.24rem, 1.6vw + 0.82rem, 1.68rem);
  line-height: 1.35;
  color: var(--cold-white);
}

.page-home .lane-text {
  margin: 0 0 20px;
  font-size: 0.96rem;
  line-height: 1.85;
  color: var(--text-soft);
}

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

.page-home .lane-points li {
  position: relative;
  padding: 11px 0 11px 18px;
  border-top: 1px solid var(--line-hair);
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-soft);
}

.page-home .lane-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 19px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cold-cyan);
}

.page-home .lane-enterprise .lane-points li::before {
  background: var(--jade-green);
}

.page-home .lane-link {
  display: inline-block;
  font-size: 0.92rem;
  color: var(--cold-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(52, 209, 218, 0.4);
  padding-bottom: 3px;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-home .lane-link:hover,
.page-home .lane-link:focus-visible {
  color: var(--cold-white);
  border-color: var(--cold-white);
}

/* ============ 流程 ============ */
.page-home .flow-section {
  background: var(--cold-white);
  color: var(--ink);
}

.page-home .flow-section .eyebrow {
  color: var(--gold-ink);
}

.page-home .flow-section .section-title {
  color: var(--ink);
}

.page-home .flow-section .lede {
  color: var(--ink-soft);
}

.page-home .flow {
  list-style: none;
  margin: clamp(30px, 4vw, 52px) 0 0;
  padding: 0;
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
}

.page-home .flow::before {
  content: "";
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: linear-gradient(
    180deg,
    var(--red-gold),
    rgba(200, 162, 74, 0.12)
  );
}

.page-home .flow-step {
  position: relative;
  padding-left: 36px;
}

.page-home .flow-dot {
  position: absolute;
  left: 0;
  top: 4px;
  width: 15px;
  height: 15px;
  border-radius: 50%;
  background: var(--cold-white);
  border: 2px solid var(--red-gold);
  box-shadow: 0 0 0 4px rgba(200, 162, 74, 0.13);
}

.page-home .flow-index {
  margin: 0 0 8px;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  color: var(--gold-ink);
}

.page-home .flow-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.12rem;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.page-home .flow-text {
  margin: 0;
  font-size: 0.91rem;
  line-height: 1.85;
  color: var(--ink-soft);
}

/* ============ 定制 ============ */
.page-home .custom-layout {
  align-items: center;
}

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

.page-home .custom-list {
  list-style: none;
  margin: clamp(20px, 3vw, 30px) 0 clamp(24px, 3.4vw, 34px);
  padding: 0;
}

.page-home .custom-list li {
  position: relative;
  padding: 12px 0 12px 24px;
  border-top: 1px solid var(--line-hair);
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--text-soft);
}

.page-home .custom-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 21px;
  width: 10px;
  height: 1px;
  background: var(--copper-orange);
}

.page-home .custom-media {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0;
}

.page-home .custom-media img {
  border-radius: var(--radius-lg);
}

/* ============ 更新 ============ */
.page-home .log {
  border-top: 1px solid var(--line-hair);
}

.page-home .log-grid {
  margin-top: clamp(26px, 4vw, 44px);
}

.page-home .log-col {
  min-width: 0;
}

.page-home .log-label {
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--red-gold);
}

.page-home .log-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .log-list li {
  border-bottom: 1px solid var(--line-hair);
}

.page-home .log-list a {
  display: block;
  padding: 16px 4px;
  font-size: 0.94rem;
  line-height: 1.72;
  color: var(--text-soft);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background-color 0.28s var(--ease), color 0.28s var(--ease);
}

.page-home .log-list a:hover,
.page-home .log-list a:focus-visible {
  background: var(--star-blue);
  color: var(--cold-white);
}

.page-home .log-more {
  display: inline-block;
  margin-top: 20px;
  font-size: 0.88rem;
  color: var(--cold-cyan);
  text-decoration: none;
  border-bottom: 1px solid rgba(52, 209, 218, 0.4);
  padding-bottom: 3px;
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}

.page-home .log-more:hover,
.page-home .log-more:focus-visible {
  color: var(--cold-white);
  border-color: var(--cold-white);
}

/* ============ 响应式 ============ */
@media (min-width: 700px) {
  .page-home .masthead-rule span {
    width: 34px;
  }

  .page-home .masthead-rule span:nth-child(2),
  .page-home .masthead-rule span:nth-child(4) {
    width: 16px;
  }
}

@media (min-width: 900px) {
  .page-home .index-note {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    margin-top: 0;
    transition: max-height 0.4s var(--ease), opacity 0.32s var(--ease), margin-top 0.4s var(--ease);
  }

  .page-home .index-row a:hover,
  .page-home .index-row a:focus-visible {
    background: var(--star-blue);
  }

  .page-home .index-row a:hover .index-note,
  .page-home .index-row a:focus-visible .index-note {
    max-height: 6rem;
    opacity: 1;
    margin-top: 8px;
  }

  .page-home .lane-grid {
    grid-template-columns: 0.86fr 1.14fr;
    align-items: start;
  }

  .page-home .flow {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: clamp(20px, 2.4vw, 34px);
  }

  .page-home .flow::before {
    left: 0;
    right: 0;
    top: 7px;
    bottom: auto;
    width: auto;
    height: 1px;
    background: linear-gradient(
      90deg,
      var(--red-gold),
      rgba(200, 162, 74, 0.22) 62%,
      rgba(200, 162, 74, 0.06)
    );
  }

  .page-home .flow-step {
    padding: 34px 0 0;
  }

  .page-home .flow-dot {
    left: 0;
    top: 0;
  }
}

@media (min-width: 1040px) {
  .page-home .gauge-list {
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .index-note,
  .page-home .index-row a,
  .page-home .log-list a,
  .page-home .lane-link,
  .page-home .log-more {
    transition: none;
  }

  .page-home .index-note {
    max-height: none;
    opacity: 1;
    margin-top: 8px;
  }
}