.page-home {
  --home-line: rgba(143, 152, 149, .22);
  --home-line-strong: rgba(143, 152, 149, .42);
  --veil-a: rgba(11, 31, 26, .40);
  --veil-b: rgba(11, 31, 26, .74);
  --veil-c: rgba(11, 31, 26, .97);
  background: var(--ink);
  color: var(--text-body);
  overflow-x: clip;
}

/* ---------- 首屏 ---------- */
.page-home .hero {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  min-height: min(94vh, 900px);
  padding-top: calc(var(--header-h) + 30px);
}

.page-home .hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.page-home .hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 42%;
}

.page-home .hero-veil {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(102deg, var(--veil-b) 0%, var(--veil-a) 46%, rgba(11, 31, 26, 0) 80%),
    linear-gradient(180deg, rgba(11, 31, 26, .90) 0%, rgba(11, 31, 26, .16) 40%, var(--veil-c) 100%);
}

.page-home .hero-inner {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.page-home .crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 clamp(22px, 5vw, 52px);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--limestone);
}

.page-home .crumb a {
  color: var(--limestone);
  text-decoration: none;
}

.page-home .crumb a:hover {
  color: var(--text-soft);
}

.page-home .crumb-sep {
  opacity: .6;
}

.page-home .hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(26px, 5vw, 56px);
  align-items: end;
  flex: 1;
}

.page-home .hero-copy {
  order: 1;
}

.page-home .hero-rail {
  order: 2;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding-left: 16px;
  border-left: 1px solid var(--home-line-strong);
}

.page-home .rail-title {
  margin: 0;
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--limestone);
}

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

.page-home .rail-item {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.page-home .rail-num {
  font-size: 20px;
  line-height: 1;
  color: var(--text-soft);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-home .rail-item.is-current .rail-num {
  font-size: 30px;
  color: var(--lime);
}

.page-home .rail-note {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--limestone);
}

.page-home .rail-foot {
  margin: 0;
  padding-top: 12px;
  border-top: 1px solid var(--home-line);
  font-size: 12px;
  color: var(--limestone);
}

.page-home .hero-kicker {
  margin: 0 0 14px;
  color: var(--limestone);
}

.page-home .hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.4rem, 10vw, 7rem);
  line-height: .94;
  letter-spacing: -.01em;
  text-transform: uppercase;
  color: var(--flood);
}

.page-home .hero-lede {
  margin: clamp(18px, 2.6vw, 28px) 0 0;
  max-width: 46ch;
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--text-body);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: clamp(22px, 3vw, 34px);
}

.page-home .hero-index {
  margin-top: clamp(30px, 6vw, 60px);
  border-top: 1px solid var(--home-line);
  background: linear-gradient(180deg, rgba(11, 31, 26, .30), rgba(11, 31, 26, .94));
}

.page-home .hero-index-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  padding-block: 15px;
}

.page-home .hero-index-inner a {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--limestone);
  text-decoration: none;
}

.page-home .hero-index-inner a:hover {
  color: var(--lime);
}

/* ---------- 通用章节 ---------- */
.page-home .section {
  position: relative;
  padding: clamp(52px, 8vw, 104px) 0;
}

.page-home .section-head {
  max-width: 64ch;
  margin-bottom: clamp(24px, 4vw, 44px);
}

.page-home .section-index {
  margin: 0 0 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--limestone);
}

.page-home .section-head h2,
.page-home .closing-main h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.75rem, 4.2vw, 3rem);
  line-height: 1.08;
  letter-spacing: -.005em;
  text-transform: uppercase;
  color: var(--flood);
}

.page-home .lede {
  margin: 0;
  max-width: 56ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-soft);
}

/* ---------- 胶囊与筛选 ---------- */
.page-home .pill {
  font: inherit;
  font-size: 13px;
  letter-spacing: .04em;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  border: 1px solid var(--home-line-strong);
  background: transparent;
  color: var(--text-soft);
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease, background-color .18s ease;
}

.page-home .pill:hover {
  color: var(--flood);
  border-color: var(--flood);
}

.page-home .pill[aria-pressed="true"] {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
  font-weight: 600;
}

.page-home .filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 22px;
}

.page-home .pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 26px;
}

.page-home .filter-empty {
  margin: 20px 0 0;
  font-size: 14px;
  color: var(--limestone);
}

/* ---------- 四类内容索引条 ---------- */
.page-home .index-rows {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.page-home .index-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 16px;
  padding: 20px;
  border-radius: var(--r-md);
  background: var(--ink-2);
  border: 1px solid var(--home-line);
  transition: opacity .2s ease, transform .2s ease, border-color .2s ease;
}

.page-home .index-row:hover {
  border-color: var(--home-line-strong);
}

.page-home .index-row[hidden],
.page-home .index-row.is-hidden {
  display: none;
}

.page-home .row-num {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.page-home .row-num .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(1.9rem, 6vw, 2.5rem);
  line-height: 1;
  letter-spacing: -.02em;
  color: var(--lime);
}

.page-home .row-unit {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--limestone);
}

.page-home .row-title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  line-height: 1.35;
  color: var(--flood);
}

.page-home .row-line {
  margin: 0;
  max-width: 48ch;
  font-size: 14.5px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-home .row-figure {
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--concrete);
  aspect-ratio: 16 / 9;
  max-width: 260px;
}

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

.page-home .row-figure--num {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  border: 1px solid var(--home-line);
  background: linear-gradient(155deg, rgba(184, 255, 60, .08), rgba(11, 31, 26, 0) 70%);
}

.page-home .row-figure--num .num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 26px;
  line-height: 1;
  color: var(--lime-deep);
}

.page-home .row-figure-unit {
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--limestone);
}

.page-home .row-side {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.page-home .track {
  display: block;
  height: 4px;
  border-radius: var(--r-pill);
  background: rgba(143, 152, 149, .24);
  overflow: hidden;
}

.page-home .track-fill {
  display: block;
  height: 100%;
  border-radius: var(--r-pill);
  background: var(--lime);
}

.page-home .index-row:nth-child(1) .track-fill { width: 93%; }
.page-home .index-row:nth-child(2) .track-fill { width: 100%; }

.page-home .row-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--limestone);
}

.page-home .row-go {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--lime);
  text-decoration: none;
}

.page-home .row-go:hover {
  color: var(--lime-deep);
}

/* ---------- 口径快照 ---------- */
.page-home .snapshot {
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(184, 255, 60, .07), rgba(11, 31, 26, 0) 62%),
    var(--ink);
  border-top: 1px solid var(--home-line);
  border-bottom: 1px solid var(--home-line);
}

.page-home .snap-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.page-home .snap-cell {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 20px 18px;
  border-radius: var(--r-md);
  background: var(--ink-2);
  border: 1px solid var(--home-line);
}

.page-home .snap-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(2.2rem, 7vw, 3.4rem);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--lime);
}

.page-home .snap-label {
  font-size: 14.5px;
  color: var(--flood);
}

.page-home .snap-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.62;
  color: var(--limestone);
}

.page-home .snap-foot {
  margin: 24px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--home-line);
  max-width: 72ch;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-soft);
}

/* ---------- 注册窗口 ---------- */
.page-home .window-figure {
  margin: 0 0 clamp(28px, 4vw, 46px);
}

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

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

.page-home .media-caption {
  padding-top: 10px;
  font-size: 12.5px;
  letter-spacing: .04em;
  color: var(--limestone);
}

.page-home .timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .tl-node {
  position: relative;
  padding: 26px 20px 24px;
  border-radius: var(--r-md);
  border: 1px solid var(--home-line);
  border-top: 2px solid var(--amber);
  background: linear-gradient(180deg, rgba(18, 48, 40, .88), rgba(11, 31, 26, .66));
}

.page-home .tl-dot {
  position: absolute;
  top: -7px;
  left: 20px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 0 4px rgba(255, 176, 32, .16);
}

.page-home .tl-phase {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-home .tl-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  line-height: 1.34;
  color: var(--flood);
}

.page-home .tl-note {
  margin: 0;
  font-size: 14px;
  line-height: 1.78;
  color: var(--text-soft);
}

/* ---------- 专题导读 ---------- */
.page-home .reading-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
}

.page-home .read-card {
  position: relative;
  padding-top: 24px;
  border-top: 1px solid var(--home-line-strong);
}

.page-home .read-tag {
  display: inline-block;
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--limestone);
}

.page-home .read-title {
  margin: 0 0 10px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.12rem, 2.1vw, 1.45rem);
  line-height: 1.36;
  color: var(--flood);
}

.page-home .read-line {
  margin: 0 0 14px;
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-soft);
}

.page-home .read-link {
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--lime);
  text-decoration: none;
}

.page-home .read-link:hover {
  color: var(--lime-deep);
}

/* ---------- 口径声明 ---------- */
.page-home .closing {
  border-top: 1px solid var(--home-line);
  background: linear-gradient(180deg, rgba(18, 48, 40, .55), rgba(11, 31, 26, 1));
}

.page-home .closing-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 32px;
}

.page-home .closing-text {
  margin: 0 0 16px;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--text-body);
}

.page-home .closing-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 20px;
  margin-top: 26px;
}

.page-home .link-plain {
  font-size: 13px;
  letter-spacing: .05em;
  color: var(--limestone);
  text-decoration: none;
  border-bottom: 1px solid var(--home-line-strong);
  padding-bottom: 2px;
}

.page-home .link-plain:hover {
  color: var(--flood);
}

.page-home .closing-side {
  align-self: start;
  padding: 22px 22px 24px;
  border-left: 2px solid var(--amber);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: rgba(18, 48, 40, .58);
}

.page-home .side-title {
  margin: 0 0 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--amber);
}

.page-home .side-text {
  margin: 0 0 18px;
  font-size: 13.5px;
  line-height: 1.78;
  color: var(--text-soft);
}

.page-home .side-text:last-child {
  margin-bottom: 0;
}

/* ---------- 平板与桌面 ---------- */
@media (min-width: 720px) {
  .page-home .snap-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .page-home .timeline {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 22px;
  }

  .page-home .reading-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
  }
}

@media (min-width: 900px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(150px, 4fr) 8fr;
    gap: clamp(34px, 4.5vw, 76px);
  }

  .page-home .hero-rail {
    order: 1;
    padding-left: 20px;
  }

  .page-home .hero-copy {
    order: 2;
  }

  .page-home .rail-list {
    flex-direction: column;
    gap: 24px;
  }

  .page-home .index-row {
    grid-template-columns: 128px minmax(0, 1fr) 172px 178px;
    align-items: center;
    gap: 28px;
    padding: 24px 28px;
    border-radius: var(--r-lg);
  }

  .page-home .row-figure {
    max-width: none;
    aspect-ratio: 4 / 3;
  }

  .page-home .row-side {
    gap: 10px;
  }

  .page-home .reading-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 26px;
    align-items: start;
  }

  .page-home .read-card--lead {
    grid-column: span 5;
  }

  .page-home .reading-grid .read-card:nth-child(2) {
    grid-column: span 4;
    margin-top: 38px;
  }

  .page-home .reading-grid .read-card:nth-child(3) {
    grid-column: span 3;
    margin-top: 74px;
  }

  .page-home .closing-inner {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: 56px;
  }
}

@media (min-width: 1180px) {
  .page-home .hero-title {
    letter-spacing: -.02em;
  }

  .page-home .snap-cell {
    padding: 26px 24px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .pill,
  .page-home .index-row {
    transition: none;
  }
}