.page-home {
  --home-rail: 288px;
  --home-gap: clamp(20px, 2.8vw, 44px);
}

.page-home .home-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--home-gap);
  align-items: start;
}

/* ---------- 左侧索引 ---------- */
.page-home .home-index {
  background: var(--ink-900);
  border: 1px solid var(--ink-700);
  border-radius: var(--r-md);
  padding: 16px 16px 14px;
}

.page-home .home-index .eyebrow {
  margin: 0 0 12px;
}

.page-home .home-index__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.page-home .home-index__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: var(--pill);
  border: 1px solid transparent;
  color: var(--slate-300);
  font-size: var(--t-xs);
  text-decoration: none;
  white-space: nowrap;
  transition: background 180ms var(--ease), color 180ms var(--ease), border-color 180ms var(--ease);
}

.page-home .home-index__no {
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--cyan-400);
}

.page-home .home-index__link:hover,
.page-home .home-index__link:focus-visible {
  color: var(--white-050);
  border-color: rgba(37, 214, 232, 0.4);
}

.page-home .home-index__link[aria-current="true"] {
  background: rgba(37, 214, 232, 0.12);
  border-color: rgba(37, 214, 232, 0.5);
  color: var(--white-050);
}

.page-home .home-index__link[aria-current="true"] .home-index__no {
  color: var(--lime-400);
}

.page-home .home-index__beam {
  display: none;
}

.page-home .home-index__beam-frame {
  position: relative;
  width: 74px;
  height: 74px;
  border-radius: var(--r-md);
  border: 1px solid rgba(168, 240, 60, 0.55);
  background:
    linear-gradient(135deg, rgba(37, 214, 232, 0.18), transparent 60%),
    var(--ink-950);
}

.page-home .home-index__beam-frame::before,
.page-home .home-index__beam-frame::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: calc(var(--r-md) + 6px);
  border: 1px solid rgba(168, 240, 60, 0.45);
  animation: home-scan-pulse 2.4s var(--ease) infinite;
}

.page-home .home-index__beam-frame::after {
  animation-delay: 1.2s;
}

.page-home .home-index__beam-note {
  margin: 14px 0 0;
  font-size: var(--t-xs);
  color: var(--slate-300);
  line-height: 1.6;
}

@keyframes home-scan-pulse {
  0% { transform: scale(0.92); opacity: 0.85; }
  70% { transform: scale(1.16); opacity: 0; }
  100% { transform: scale(1.16); opacity: 0; }
}

/* ---------- 首屏拼贴 ---------- */
.page-home .home-hero {
  padding-top: 6px;
}

.page-home .home-hero h1 {
  font-family: var(--font-head);
  font-size: clamp(32px, 6.4vw, 56px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white-050);
  margin: 12px 0 0;
  max-width: 20ch;
}

.page-home .home-hero .lede {
  margin-top: 18px;
  max-width: 60ch;
}

.page-home .home-collage {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 30px;
}

.page-home .home-pick {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 22px;
  border-radius: var(--r-lg);
  background: var(--ink-900);
  border: 1px solid var(--ink-700);
  overflow: hidden;
}

.page-home .home-pick__label {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-200);
}

.page-home .home-pick__title {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--t-lg);
  letter-spacing: -0.01em;
  color: var(--white-050);
}

.page-home .home-pick__text {
  margin: 0;
  color: var(--slate-300);
  font-size: var(--t-sm);
  line-height: 1.75;
}

.page-home .home-pick__note {
  margin: 0;
  font-size: var(--t-xs);
  color: var(--cyan-200);
  line-height: 1.65;
}

.page-home .home-pick__img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
  border-radius: var(--r-md);
  border: 1px solid var(--ink-700);
}

.page-home .home-pick--scan {
  background:
    linear-gradient(158deg, rgba(255, 122, 51, 0.16), rgba(14, 21, 51, 0.92) 48%),
    var(--ink-900);
  border-color: rgba(255, 122, 51, 0.42);
}

.page-home .home-pick--scan::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--orange-500), rgba(255, 122, 51, 0));
}

.page-home .home-pick--scan .home-pick__label {
  color: var(--orange-500);
}

.page-home .home-pick--reg {
  border-color: rgba(37, 214, 232, 0.38);
}

.page-home .home-pick--reg .home-pick__title {
  font-size: var(--t-md);
}

.page-home .home-pick--steps,
.page-home .home-pick--version {
  background: var(--ink-950);
}

.page-home .home-pick--version {
  border-color: rgba(124, 99, 255, 0.42);
}

.page-home .home-pick--version .home-pick__label {
  color: #b4a5ff;
}

.page-home .home-pick__ver {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--t-xl);
  letter-spacing: 0.04em;
  color: var(--white-050);
}

.page-home .home-mini-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.page-home .home-mini-steps li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: var(--t-sm);
  color: var(--white-050);
  padding-bottom: 10px;
  border-bottom: 1px dashed var(--ink-700);
}

.page-home .home-mini-steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.page-home .home-mini-steps .mono {
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
  color: var(--lime-400);
}

/* ---------- 动线步骤 ---------- */
.page-home .home-lanes .tabs {
  margin-top: 22px;
}

.page-home .home-lanes__title {
  margin: 22px 0 0;
  font-family: var(--font-head);
  font-size: var(--t-md);
  letter-spacing: -0.01em;
  color: var(--white-050);
}

.page-home .home-steps {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.page-home .home-steps__item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--ink-700);
}

.page-home .home-steps__item:last-child {
  border-bottom: 1px solid var(--ink-700);
}

.page-home .home-steps__no {
  font-size: var(--t-md);
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: var(--cyan-400);
}

.page-home .home-steps__h {
  margin: 0;
  font-size: var(--t-sm);
  font-weight: 700;
  color: var(--white-050);
  letter-spacing: 0.01em;
}

.page-home .home-steps__p {
  margin: 8px 0 0;
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--slate-300);
  max-width: 46ch;
}

.page-home .home-lanes__note {
  margin: 18px 0 0;
  padding: 14px 18px;
  border-left: 2px solid var(--lime-400);
  background: rgba(168, 240, 60, 0.06);
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  font-size: var(--t-xs);
  line-height: 1.75;
  color: var(--slate-300);
}

.page-home .home-lanes .link-quiet {
  display: inline-block;
  margin-top: 16px;
}

/* ---------- 站内索引 ---------- */
.page-home .home-indexmap__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: 22px;
  align-items: start;
}

.page-home .home-indexmap__gain {
  margin: 18px 0 0;
  font-family: var(--font-mono);
  font-size: var(--t-sm);
  color: var(--lime-400);
  letter-spacing: 0.02em;
}

.page-home .home-indexmap .link-quiet {
  display: inline-block;
  margin-top: 16px;
}

.page-home .home-indexmap__figure {
  margin: 0;
  border-radius: var(--r-lg);
  border: 1px solid var(--ink-700);
  background:
    linear-gradient(rgba(37, 214, 232, 0.05) 1px, transparent 1px) 0 0 / 100% 40px,
    linear-gradient(90deg, rgba(37, 214, 232, 0.05) 1px, transparent 1px) 0 0 / 40px 100%,
    var(--ink-950);
  padding: 16px;
}

.page-home .home-indexmap__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: contain;
  border-radius: var(--r-md);
}

.page-home .home-indexmap__figure figcaption {
  margin-top: 12px;
  font-size: var(--t-xs);
  color: var(--slate-300);
  letter-spacing: 0.02em;
}

.page-home .home-folds {
  margin-top: 30px;
  border-top: 1px solid var(--ink-700);
}

.page-home .home-folds .fold {
  border-bottom: 1px solid var(--ink-700);
}

.page-home .home-folds .fold__trigger {
  width: 100%;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 20px;
  align-items: center;
  gap: 12px;
  padding: 18px 0;
  background: none;
  border: 0;
  color: var(--white-050);
  font-size: var(--t-sm);
  text-align: left;
  cursor: pointer;
}

.page-home .home-fold__no {
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
  color: var(--cyan-400);
}

.page-home .home-fold__name {
  font-weight: 700;
}

.page-home .home-folds .fold__panel p {
  margin: 0 0 20px;
  padding-left: 46px;
  font-size: var(--t-sm);
  line-height: 1.8;
  color: var(--slate-300);
  max-width: 62ch;
}

/* ---------- 运营实力 ---------- */
.page-home .home-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 24px 0 26px;
}

.page-home .home-stat {
  padding: 18px;
  border-radius: var(--r-md);
  background: var(--ink-900);
  border: 1px solid var(--ink-700);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .home-stat:nth-child(2) {
  border-color: rgba(37, 214, 232, 0.34);
}

.page-home .home-stat:nth-child(4) {
  border-color: rgba(255, 122, 51, 0.4);
}

.page-home .home-stat__v {
  font-size: var(--t-lg);
  letter-spacing: 0.02em;
  color: var(--white-050);
}

.page-home .home-stat__k {
  font-size: var(--t-xs);
  color: var(--slate-300);
  letter-spacing: 0.04em;
}

.page-home .home-trust__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 22px;
}

/* ---------- 版本节奏 ---------- */
.page-home .home-version__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  margin-top: 22px;
  align-items: center;
}

.page-home .home-version__figure {
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid rgba(124, 99, 255, 0.35);
  background: var(--ink-950);
}

.page-home .home-version__figure img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  object-fit: cover;
}

.page-home .home-version__figure figcaption {
  padding: 12px 16px;
  font-size: var(--t-xs);
  color: var(--cyan-200);
  border-top: 1px solid var(--ink-700);
}

.page-home .home-version__text .prose + .prose {
  margin-top: 14px;
}

.page-home .home-version__text .link-quiet {
  display: inline-block;
  margin-top: 16px;
}

/* ---------- 人工支持 ---------- */
.page-home .home-support__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 14px;
  margin-top: 22px;
}

.page-home .home-support__card {
  padding: 24px;
  border-radius: var(--r-lg);
  background:
    linear-gradient(150deg, rgba(255, 122, 51, 0.14), rgba(14, 21, 51, 0.94) 55%),
    var(--ink-900);
  border: 1px solid rgba(255, 122, 51, 0.4);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .home-support__card--alt {
  background: var(--ink-900);
  border-color: rgba(37, 214, 232, 0.36);
}

.page-home .home-support__label {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-200);
}

.page-home .home-support__card--alt .home-support__label {
  color: var(--lime-400);
}

.page-home .home-support__h {
  margin: 0;
  font-family: var(--font-head);
  font-size: var(--t-md);
  color: var(--white-050);
  letter-spacing: -0.01em;
}

.page-home .home-support__card p {
  margin: 0;
  font-size: var(--t-sm);
  line-height: 1.75;
  color: var(--slate-300);
}

.page-home .home-support__card .btn {
  align-self: flex-start;
  margin-top: 4px;
}

.page-home .home-support .note {
  margin-top: 18px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 680px) {
  .page-home .home-collage {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .page-home .home-pick--scan {
    grid-column: span 4;
  }

  .page-home .home-pick--reg {
    grid-column: span 2;
    margin-top: 18px;
  }

  .page-home .home-pick--steps {
    grid-column: span 3;
  }

  .page-home .home-pick--version {
    grid-column: span 3;
    margin-top: 10px;
  }

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

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

@media (min-width: 900px) {
  .page-home .home-wrap {
    grid-template-columns: minmax(220px, var(--home-rail)) minmax(0, 1fr);
  }

  .page-home .home-index {
    position: sticky;
    top: calc(var(--topbar-h) + 24px);
    padding: 20px 18px;
  }

  .page-home .home-index__list {
    display: block;
    overflow: visible;
  }

  .page-home .home-index__link {
    display: flex;
    white-space: normal;
    border-radius: var(--r-sm);
    padding: 9px 12px;
    margin-bottom: 2px;
  }

  .page-home .home-index__beam {
    display: block;
    margin-top: 20px;
    padding-top: 18px;
    border-top: 1px dashed var(--ink-700);
  }

  .page-home .home-indexmap__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
    gap: 34px;
  }

  .page-home .home-version__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    gap: 36px;
  }

  .page-home .home-hero h1 {
    max-width: 24ch;
  }
}

@media (min-width: 1120px) {
  .page-home .home-wrap {
    grid-template-columns: var(--home-rail) minmax(0, 1fr);
  }
}