/* ============================================================
   page-home — 首页专属样式
   作用域：.page-home，移动端优先，桌面端非对称分屏
   ============================================================ */

.page-home {
  --home-edge: 20px;
  --home-gap: 24px;
  --home-radar: rgba(127, 227, 198, 0.14);
  background: var(--moon);
  color: var(--ink);
  font-family: var(--font-sans);
}

.page-home .numeric {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ---------------- 首屏 呼号分屏 ---------------- */

.page-home .home-hero {
  position: relative;
  background: var(--moon);
  color: var(--ink);
  overflow: hidden;
}

.page-home .home-hero__copy {
  padding: 64px var(--home-edge) 56px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.page-home .home-hero__kicker {
  color: var(--moss);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  display: inline-block;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--moss);
  align-self: flex-start;
}

.page-home .home-hero__title {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .home-hero__owl {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(4rem, 18vw, 8rem);
  line-height: 0.88;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.page-home .home-hero__cn {
  font-size: clamp(1.35rem, 4.4vw, 2.1rem);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.005em;
  color: var(--rock);
  max-width: 22em;
}

.page-home .home-hero__lede {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  font-weight: 400;
  max-width: 34em;
  color: var(--rock);
}

.page-home .home-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.page-home .home-hero__meta {
  margin: 20px 0 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 20px;
  padding-top: 20px;
  border-top: 2px solid rgba(60, 71, 68, 0.42);
}

.page-home .home-hero__metaitem {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.page-home .home-hero__metaitem dt {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--stone);
  text-transform: uppercase;
}

.page-home .home-hero__metaitem dd {
  margin: 0;
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--ink);
}

.page-home .home-hero__visual {
  position: relative;
  background: var(--ink);
  color: var(--moon);
  aspect-ratio: 4 / 5;
  min-height: 340px;
  overflow: hidden;
  border-top: 2px solid var(--rock-mid);
}

.page-home .home-hero__net {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.page-home .home-hero__shot {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0.78;
  mix-blend-mode: screen;
  z-index: 2;
}

.page-home .home-hero__badge {
  position: absolute;
  z-index: 3;
  top: 18px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  font-weight: 500;
  color: var(--ink);
  background: var(--cyan);
  border: 2px solid var(--ink);
  padding: 6px 10px;
  box-shadow: 4px 4px 0 rgba(10, 18, 32, 0.55);
  cursor: help;
}

/* ---------------- 通用分节基调 ---------------- */

.page-home .home-accounts__inner,
.page-home .home-sync__inner,
.page-home .home-reach__inner,
.page-home .home-door__inner,
.page-home .home-path__inner {
  padding: 72px var(--home-edge);
  max-width: var(--shell);
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}

/* ---------------- 02 账户 ---------------- */

.page-home .home-accounts {
  border-top: 2px solid rgba(60, 71, 68, 0.22);
}

.page-home .home-accounts__head {
  max-width: 42em;
  margin-bottom: 40px;
}

.page-home .home-accounts__head .headline {
  margin: 10px 0 18px;
}

.page-home .home-accounts__tiers {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-home .home-tier {
  position: relative;
  background: var(--paper);
  border: 2px solid var(--rock-mid);
  box-shadow: var(--shadow-hard);
  padding: 26px 22px 24px;
  transition: box-shadow var(--ease), border-color var(--ease), transform var(--ease);
}

.page-home .home-tier:hover {
  border-color: var(--amber);
  box-shadow: var(--shadow-hard-hover);
}

.page-home .home-tier--owl {
  background: var(--ink);
  color: var(--moon);
  border-color: var(--amber);
}

.page-home .home-tier--owl .subhead,
.page-home .home-tier--owl .home-tier__pitch,
.page-home .home-tier--owl .home-tier__list li {
  color: var(--moon);
}

.page-home .home-tier__tag {
  display: inline-block;
  padding: 3px 8px;
  border: 2px solid var(--moss);
  color: var(--moss);
  margin-bottom: 14px;
}

.page-home .home-tier--owl .home-tier__tag {
  border-color: var(--amber);
  color: var(--amber);
}

.page-home .home-tier .subhead {
  margin: 0 0 12px;
  font-size: 1.25rem;
}

.page-home .home-tier__pitch {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--rock-mid);
  max-width: 30em;
}

.page-home .home-tier__list {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .home-tier__list li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--rock);
}

.page-home .home-tier__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 10px;
  height: 2px;
  background: var(--moss);
}

.page-home .home-tier--owl .home-tier__list li::before {
  background: var(--cyan);
}

.page-home .home-tier__link {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 0.06em;
  color: var(--clay);
  text-decoration: none;
  border-bottom: 2px solid var(--clay);
  padding-bottom: 2px;
  font-weight: 600;
}

.page-home .home-tier--owl .home-tier__link {
  color: var(--amber);
  border-bottom-color: var(--amber);
}

.page-home .home-tier__link:hover {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.page-home .home-accounts__shot {
  margin-top: 44px;
}

.page-home .home-accounts__shot .figure-frame__media {
  border: 2px solid var(--moss);
  box-shadow: var(--shadow-hard);
  background: var(--paper);
  padding: 10px;
}

.page-home .home-accounts__shot img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------------- 03 路径 ---------------- */

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

.page-home .home-path::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 88% 18%, rgba(127, 227, 198, 0.10), transparent 42%),
    radial-gradient(circle at 6% 92%, rgba(216, 162, 76, 0.10), transparent 40%);
  pointer-events: none;
}

.page-home .home-path__inner {
  position: relative;
  z-index: 1;
}

.page-home .home-path__head {
  max-width: 40em;
  margin-bottom: 40px;
}

.page-home .home-path__head .headline {
  margin: 10px 0 18px;
}

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

.page-home .home-path__steps {
  list-style: none;
  margin: 0 0 40px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.page-home .home-path__step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 16px;
  align-items: start;
  padding: 22px 18px;
  border: 2px solid var(--rock-mid);
  background: rgba(30, 38, 36, 0.92);
  box-shadow: var(--shadow-dark);
  transition: border-color var(--ease), box-shadow var(--ease);
}

.page-home .home-path__step:hover {
  border-color: var(--amber);
  box-shadow: 12px 12px 0 rgba(0, 0, 0, 0.62);
}

.page-home .home-path__num {
  font-size: 1.65rem;
  color: var(--cyan);
  line-height: 1;
  letter-spacing: 0.04em;
}

.page-home .home-path__body h3 {
  margin: 0 0 8px;
}

.page-home .home-path__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.72;
  color: rgba(243, 238, 228, 0.78);
  max-width: 32em;
}

.page-home .home-path__compare {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

.page-home .home-path__lane {
  padding: 20px 18px;
  border: 2px solid var(--rock-mid);
  background: rgba(10, 18, 32, 0.78);
}

.page-home .home-path__lane--old {
  border-style: dashed;
  border-color: var(--stone);
}

.page-home .home-path__lane--old .index-label {
  color: var(--stone);
}

.page-home .home-path__lane--new {
  border-color: var(--amber);
}

.page-home .home-path__lane--new .index-label {
  color: var(--amber);
}

.page-home .home-path__lane-chain {
  margin: 12px 0 10px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--moon);
}

.page-home .home-path__lane--old .home-path__lane-chain {
  color: var(--stone);
}

.page-home .home-path__lane-note {
  margin: 0;
  font-size: 13px;
  color: var(--cyan);
}

.page-home .home-path__lane--old .home-path__lane-note {
  color: var(--stone);
}

/* ---------------- 04 同源 ---------------- */

.page-home .home-sync__head {
  max-width: 42em;
  margin-bottom: 40px;
}

.page-home .home-sync__head .headline {
  margin: 10px 0 18px;
}

.page-home .home-sync__flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.page-home .home-sync__panel {
  background: var(--paper);
  border: 2px solid var(--rock-mid);
  box-shadow: var(--shadow-hard);
  padding: 24px 20px;
  transition: border-color var(--ease), box-shadow var(--ease), transform var(--ease);
}

.page-home .home-sync__panel--a {
  border-left: 6px solid var(--moss);
}

.page-home .home-sync__panel--b {
  border-left: 6px solid var(--amber);
}

.page-home .home-sync__panel:hover {
  box-shadow: var(--shadow-hard-hover);
}

.page-home .home-sync__panel .panel__head h3 {
  margin: 8px 0 0;
}

.page-home .home-sync__panel .panel__abstract {
  margin: 14px 0 18px;
  font-size: 15px;
  line-height: 1.72;
  color: var(--rock);
  max-width: 30em;
}

.page-home .home-sync__facets {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 2px solid rgba(60, 71, 68, 0.28);
  padding-top: 16px;
}

.page-home .home-sync__facets li {
  position: relative;
  padding-left: 20px;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--rock-mid);
}

.page-home .home-sync__facets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 2px;
  background: var(--clay);
}

.page-home .home-sync__shot {
  margin-top: 40px;
}

.page-home .home-sync__shot .figure-frame__media {
  border: 2px solid var(--moss);
  background: var(--paper);
  padding: 10px;
  box-shadow: var(--shadow-hard);
}

.page-home .home-sync__shot img {
  display: block;
  width: 100%;
  height: auto;
}

/* ---------------- 05 覆盖 ---------------- */

.page-home .home-reach__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

.page-home .home-reach__figure {
  border: 2px solid var(--rock-mid);
  background: var(--rock);
  padding: 14px;
  box-shadow: var(--shadow-dark);
}

.page-home .home-reach__figure img {
  display: block;
  width: 100%;
  height: auto;
}

.page-home .home-reach__stats .headline {
  margin: 10px 0 16px;
}

.page-home .home-reach__stats .prose {
  max-width: 34em;
  margin: 0 0 26px;
}

.page-home .home-reach__list {
  margin: 0 0 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  border-top: 2px solid var(--rock-mid);
}

.page-home .home-reach__list .data-list__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 16px 14px 16px 0;
  border-bottom: 2px solid var(--rock-mid);
}

.page-home .home-reach__list .data-list__item:nth-child(2n) {
  border-left: 2px solid var(--rock-mid);
  padding-left: 16px;
}

.page-home .home-reach__list .data-list__name {
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--stone);
  text-transform: uppercase;
}

.page-home .home-reach__list .data-list__value {
  font-size: 1.5rem;
  line-height: 1.1;
  color: var(--cyan);
}

.page-home .home-reach__tail {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: rgba(243, 238, 228, 0.75);
}

.page-home .home-reach__tail a {
  color: var(--amber);
  text-decoration: none;
  border-bottom: 1px solid var(--amber);
}

.page-home .home-reach__tail a:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

/* ---------------- 06 测试版与出口 ---------------- */

.page-home .home-door {
  border-top: 2px solid rgba(60, 71, 68, 0.22);
}

.page-home .home-door__head {
  max-width: 44em;
  margin-bottom: 40px;
}

.page-home .home-door__head .headline {
  margin: 10px 0 18px;
}

.page-home .home-door__callout {
  margin-top: 24px;
  border-left: 6px solid var(--clay);
  background: var(--paper);
  border-top: 2px solid var(--rock-mid);
  border-right: 2px solid var(--rock-mid);
  border-bottom: 2px solid var(--rock-mid);
  padding: 20px;
  box-shadow: var(--shadow-hard);
}

.page-home .home-door__callout .callout__label {
  color: var(--clay);
  font-family: var(--font-mono);
  letter-spacing: 0.16em;
  font-size: 12px;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.page-home .home-door__callout p {
  margin: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--rock);
  max-width: 34em;
}

.page-home .home-door__exits {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-home .home-door__exit {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 2px solid var(--rock-mid);
  background: var(--paper);
  padding: 22px 20px;
  box-shadow: var(--shadow-hard);
  transition: border-color var(--ease), box-shadow var(--ease), transform var(--ease);
}

.page-home .home-door__exit:hover {
  border-color: var(--amber);
  box-shadow: var(--shadow-hard-hover);
  transform: translateY(-2px);
}

.page-home .home-door__exit .index-label {
  color: var(--moss);
  display: block;
  margin-bottom: 12px;
}

.page-home .home-door__exit .subhead {
  margin: 0 0 10px;
  color: var(--ink);
}

.page-home .home-door__exit p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--rock-mid);
  max-width: 30em;
}

/* ============================================================
   平板
   ============================================================ */
@media (min-width: 720px) {
  .page-home {
    --home-edge: 48px;
  }

  .page-home .home-hero__copy {
    padding: 88px var(--home-edge) 72px;
  }

  .page-home .home-hero__meta {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-home .home-hero__visual {
    aspect-ratio: 16 / 10;
    min-height: 420px;
  }

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

  .page-home .home-tier--owl {
    grid-column: 1 / -1;
    padding: 32px 28px;
  }

  .page-home .home-sync__flow {
    grid-template-columns: 6fr 6fr;
    gap: 28px;
  }

  .page-home .home-sync__panel--b {
    margin-top: 32px;
  }

  .page-home .home-path__compare {
    grid-template-columns: 6fr 6fr;
  }

  .page-home .home-door__exits {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .page-home .home-door__exit:nth-child(2) {
    margin-top: 32px;
  }

  .page-home .home-reach__inner {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
    align-items: start;
  }
}

/* ============================================================
   桌面
   ============================================================ */
@media (min-width: 1000px) {
  .page-home {
    --home-edge: 96px;
  }

  .page-home .home-hero {
    display: grid;
    grid-template-columns: 7fr 5fr;
    min-height: 100vh;
  }

  .page-home .home-hero__copy {
    padding: 120px 72px 96px var(--home-edge);
    justify-content: center;
    gap: 26px;
  }

  .page-home .home-hero__visual {
    aspect-ratio: auto;
    min-height: 0;
    border-top: none;
    border-left: 2px solid var(--rock-mid);
  }

  .page-home .home-accounts__inner,
  .page-home .home-sync__inner,
  .page-home .home-reach__inner,
  .page-home .home-door__inner,
  .page-home .home-path__inner {
    padding: 120px var(--home-edge);
  }

  .page-home .home-path__steps {
    gap: 24px;
  }

  .page-home .home-path__step {
    padding: 28px 28px;
    grid-template-columns: 72px 1fr;
  }

  .page-home .home-path__step:nth-child(2) {
    margin-left: 64px;
  }

  .page-home .home-sync__panel {
    padding: 32px 28px;
  }

  .page-home .home-sync__panel--b {
    margin-top: 56px;
  }

  .page-home .home-reach__list .data-list__value {
    font-size: 1.75rem;
  }

  .page-home .home-door__exit {
    padding: 28px 24px;
  }

  .page-home .home-door__exit:nth-child(2) {
    margin-top: 48px;
  }
}

/* ============================================================
   降级：减少动效偏好
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .page-home .home-tier,
  .page-home .home-sync__panel,
  .page-home .home-door__exit,
  .page-home .home-path__step {
    transition: none;
    transform: none;
  }
}
</main>