.page-home {
  --ph-glow-a: rgba(63, 224, 208, 0.16);
  --ph-glow-b: rgba(232, 182, 90, 0.13);
  --ph-panel: rgba(11, 23, 51, 0.74);
  --ph-panel-2: rgba(18, 34, 74, 0.9);
  --ph-panel-3: rgba(5, 11, 26, 0.92);
  display: block;
  background: var(--bg);
  color: var(--text);
}

.page-home .sec {
  padding: 56px 0;
}

.page-home .sec + .sec {
  border-top: 1px solid var(--line-soft);
}

.page-home .chapter {
  scroll-margin-top: 96px;
}

.page-home .rail,
.page-home .main {
  min-width: 0;
}

.page-home .cols {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 26px;
}

.page-home .rail {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.page-home .rail .eyebrow {
  display: inline-block;
  align-self: flex-start;
  padding: 4px 10px 4px 12px;
  border-left: 3px solid var(--gold);
  background: rgba(232, 182, 90, 0.07);
  color: var(--gold-soft);
  transition: color 0.26s ease, border-color 0.26s ease, background 0.26s ease;
}

.page-home .chapter.is-active .rail .eyebrow {
  border-left-color: var(--accent);
  background: rgba(63, 224, 208, 0.08);
  color: var(--accent);
}

/* ---------- 首屏 ---------- */

.page-home .hero {
  position: relative;
  padding: 40px 0 54px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(900px 520px at 78% 4%, var(--ph-glow-a), transparent 62%),
    radial-gradient(680px 420px at 6% 88%, var(--ph-glow-b), transparent 66%),
    radial-gradient(1200px 620px at 50% -10%, rgba(18, 34, 74, 0.9), transparent 72%),
    var(--bg);
}

.page-home .hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.45;
  pointer-events: none;
}

.page-home .hero-cols {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 30px;
}

.page-home .hero-intro {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.page-home .hero-intro .lead {
  max-width: 60ch;
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.page-home .hero-index {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

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

.page-home .chapter-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 13px 15px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--ph-panel-2), var(--ph-panel));
  transition: border-color 0.22s ease, transform 0.22s ease, background 0.22s ease;
}

.page-home .chapter-link:hover,
.page-home .chapter-link:focus-visible {
  border-color: var(--accent);
  transform: translateY(-2px);
  background: linear-gradient(160deg, rgba(18, 34, 74, 1), rgba(11, 23, 51, 0.96));
}

.page-home .chapter-no {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--gold);
  padding-top: 3px;
}

.page-home .chapter-text {
  display: grid;
  gap: 3px;
}

.page-home .chapter-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-home .chapter-desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}

/* ---------- 媒体 ---------- */

.page-home .media {
  margin: 0;
}

.page-home .media-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-2);
  box-shadow: var(--shadow);
}

.page-home .media-img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.06);
}

.page-home .media-cap {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
  padding-left: 12px;
  border-left: 1px solid var(--line);
}

.page-home .hero-media .media-img {
  aspect-ratio: 4 / 5;
}

.page-home .media-frame--wide .media-img {
  aspect-ratio: 10 / 7;
}

.page-home .region-media .media-img {
  aspect-ratio: 3 / 2;
}

.page-home .hero-media {
  align-self: start;
}

/* ---------- 路径面板 ---------- */

.page-home .path-switch {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  background: rgba(11, 23, 51, 0.82);
  margin-bottom: 18px;
}

.page-home .path-tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  padding: 8px 16px;
  cursor: pointer;
  transition: color 0.2s ease, background 0.2s ease;
}

.page-home .path-tab:hover {
  color: var(--accent-soft);
}

.page-home .path-tab.is-active {
  background: var(--ghost);
  color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(63, 224, 208, 0.4);
}

.page-home .path {
  position: relative;
  padding: 24px 20px;
  margin-bottom: 14px;
  border: 1px solid var(--line);
  overflow: hidden;
  background:
    radial-gradient(520px 260px at 10% 0%, var(--ph-glow-a), transparent 66%),
    radial-gradient(440px 240px at 92% 100%, var(--ph-glow-b), transparent 68%),
    linear-gradient(180deg, var(--ph-panel-2), var(--ph-panel-3));
}

.page-home .path-draw {
  display: block;
  width: 100%;
  max-width: 300px;
  height: auto;
  margin: 0 0 20px;
  color: var(--accent);
  opacity: 0.72;
}

.page-home .path-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
  position: relative;
  z-index: 1;
}

.page-home .path-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.page-home .path-node {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--accent);
  color: var(--accent);
  background: rgba(63, 224, 208, 0.08);
  font-size: 14px;
  letter-spacing: 0.04em;
}

.page-home .path-body {
  display: grid;
  gap: 6px;
}

.page-home .path-name {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-home .path-body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .path-extra {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.page-home .note-card {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--gold);
  background: rgba(11, 23, 51, 0.72);
}

.page-home .note-name {
  margin: 0 0 6px;
  font-size: 15px;
  font-weight: 700;
  color: var(--gold-soft);
}

.page-home .note-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 批次对照 ---------- */

.page-home .batch-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.page-home .batch-chip {
  font-size: 12.5px;
  letter-spacing: 0.06em;
  padding: 6px 12px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(11, 23, 51, 0.7);
}

.page-home .batch-chip.is-current {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(232, 182, 90, 0.08);
}

.page-home .batch-note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
}

.page-home .ledger {
  border: 1px solid var(--line);
  background: var(--ph-panel);
  overflow: hidden;
}

.page-home .ledger-row {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
  padding: 13px 15px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.65;
}

.page-home .ledger-row:last-child {
  border-bottom: 0;
}

.page-home .ledger-head {
  background: rgba(18, 34, 74, 0.92);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.page-home .ledger-key {
  color: var(--muted);
}

.page-home .ledger-val {
  color: var(--text);
}

.page-home .ledger-val.is-now {
  color: var(--accent);
}

.page-home .ledger-tag {
  display: none;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin-right: 6px;
}

.page-home .fold {
  margin-top: 18px;
  border: 1px solid var(--line);
  background: rgba(11, 23, 51, 0.72);
}

.page-home .fold-head {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.page-home .fold-head:hover {
  background: rgba(63, 224, 208, 0.06);
}

.page-home .fold-tag {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
  border: 1px solid rgba(232, 182, 90, 0.4);
  padding: 3px 8px;
}

.page-home .fold-title {
  font-size: 15.5px;
  font-weight: 700;
}

.page-home .fold-hint {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.page-home .fold-body {
  display: none;
  padding: 0 16px 16px;
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--muted);
}

.page-home .fold[data-open] .fold-body {
  display: block;
}

.page-home .fold-body p {
  margin: 0 0 10px;
}

.page-home .fold-body ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
}

.page-home .fold-body li::marker {
  color: var(--gold);
}

.page-home .main .media {
  margin-top: 22px;
}

/* ---------- 专栏 ---------- */

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

.page-home .post {
  border-bottom: 1px solid var(--line);
}

.page-home .post-link {
  display: grid;
  gap: 7px;
  padding: 18px 4px;
  text-decoration: none;
  color: var(--text);
  transition: background 0.2s ease, padding-left 0.2s ease;
}

.page-home .post-link:hover,
.page-home .post-link:focus-visible {
  background: rgba(63, 224, 208, 0.05);
  padding-left: 14px;
}

.page-home .post-tag {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--gold);
}

.page-home .post-name {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.5;
}

.page-home .post-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .faq-teaser {
  position: relative;
  margin-top: 22px;
  padding: 22px 22px 22px 26px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(18, 34, 74, 0.95), rgba(11, 23, 51, 0.9));
}

.page-home .faq-teaser::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(var(--gold), var(--accent));
}

.page-home .faq-q {
  margin: 8px 0 10px;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.5;
}

.page-home .faq-teaser p {
  margin: 0 0 16px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 联系 ---------- */

.page-home .entry-grid {
  display: grid;
  gap: 14px;
}

.page-home .entry-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--ph-panel-2), var(--ph-panel-3));
  transition: transform 0.22s ease, border-color 0.22s ease;
}

.page-home .entry-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.page-home .entry-name {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.page-home .entry-card p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .entry-card .btn {
  align-self: flex-start;
  margin-top: 6px;
}

.page-home .region-band {
  display: grid;
  gap: 0;
  margin-top: 20px;
  border: 1px solid var(--line);
  background: var(--ph-panel);
}

.page-home .region-body {
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-home .region-name {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
}

.page-home .region-text {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--muted);
}

.page-home .contact-list {
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}

.page-home .contact-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 12px;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
}

.page-home .contact-row:last-child {
  border-bottom: 0;
}

.page-home .contact-key {
  grid-column: 1;
  font-size: 12.5px;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.page-home .contact-val {
  grid-column: 1;
  font-size: 15px;
  color: var(--text);
  word-break: break-word;
}

.page-home .contact-row .btn {
  grid-column: 2;
  grid-row: 1 / span 2;
}

.page-home .region-foot {
  margin: 6px 0 0;
  font-size: 13.5px;
  line-height: 1.75;
  color: var(--muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 700px) {
  .page-home .path {
    padding: 30px 28px;
  }

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

  .page-home .region-band {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }
}

@media (min-width: 960px) {
  .page-home .sec {
    padding: 84px 0;
  }

  .page-home .cols {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    gap: 52px;
  }

  .page-home .hero {
    padding: 56px 0 72px;
  }
}

@media (min-width: 1024px) {
  .page-home .hero-cols {
    grid-template-columns: minmax(0, 6fr) minmax(0, 3.5fr) minmax(0, 2.5fr);
    gap: 40px;
    align-items: start;
  }
}

@media (max-width: 699px) {
  .page-home .ledger-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 5px;
    font-size: 13.5px;
    padding: 12px 13px;
  }

  .page-home .ledger-head {
    display: none;
  }

  .page-home .ledger-key {
    color: var(--gold-soft);
    font-size: 12.5px;
    letter-spacing: 0.04em;
  }

  .page-home .ledger-tag {
    display: inline;
  }

  .page-home .hero-media .media-img {
    aspect-ratio: 16 / 11;
  }
}
</main>