.page-home {
  --ph-gap: clamp(16px, 2.2vw, 30px);
  --ph-block: clamp(46px, 6.4vw, 92px);
  color: var(--paper);
}

/* 页面位置条 */
.page-home .context {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 22px;
  padding: 14px 0 16px;
  border-bottom: 1px solid var(--line);
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  letter-spacing: 0.08em;
  color: var(--mist-dim);
}

.page-home .context-item {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.page-home .context-item + .context-item::before {
  content: "";
  position: absolute;
  left: -13px;
  top: 50%;
  width: 4px;
  height: 4px;
  margin-top: -2px;
  border-radius: 50%;
  background: var(--amber);
}

.page-home .context .num {
  color: var(--amber);
  font-weight: 500;
}

/* 首屏 */
.page-home .hero {
  position: relative;
  isolation: isolate;
  margin-top: var(--ph-gap);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  overflow: hidden;
  background: var(--ink-800);
}

.page-home .hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.page-home .hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.34;
}

.page-home .hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(255, 122, 47, 0.24), transparent 62%),
    linear-gradient(158deg, rgba(11, 27, 43, 0.5) 8%, rgba(11, 27, 43, 0.95) 76%);
}

.page-home .hero-grid {
  position: relative;
  display: grid;
  gap: 26px;
  padding: clamp(22px, 3.4vw, 42px);
}

.page-home .hero h1 {
  margin: 14px 0 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: var(--fs-48);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .hero-lede {
  margin: 16px 0 0;
  max-width: 34em;
  font-size: var(--fs-16);
  line-height: 1.75;
  color: var(--paper-soft);
}

.page-home .hero-round {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.page-home .hero-round-num {
  font-family: var(--f-mono);
  font-size: var(--fs-88);
  font-weight: 700;
  line-height: 0.84;
  letter-spacing: -0.05em;
  color: var(--amber);
  text-shadow: 0 0 32px rgba(245, 185, 66, 0.28);
}

.page-home .hero-round-label {
  padding-bottom: 6px;
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--mist);
}

.page-home .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

/* 首屏章节索引 */
.page-home .hero-index {
  border-top: 1px solid var(--line);
  padding-top: 22px;
}

.page-home .index-title {
  margin: 0 0 14px;
  font-family: var(--f-serif);
  font-size: var(--fs-14);
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--mist);
}

.page-home .index-list {
  list-style: none;
  margin: 0 0 20px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .index-item {
  display: grid;
  gap: 5px;
  padding: 12px 12px 12px 14px;
  border-left: 2px solid transparent;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
  text-decoration: none;
  color: var(--paper);
  transition: background 0.18s var(--ease), border-color 0.18s var(--ease);
}

.page-home .index-item:hover,
.page-home .index-item:focus-visible {
  background: var(--orange-dim);
  border-left-color: var(--orange);
}

.page-home .index-meta {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--f-serif);
  font-size: var(--fs-16);
  font-weight: 600;
  letter-spacing: 0.02em;
}

.page-home .index-meta .num {
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  color: var(--amber);
  letter-spacing: 0.06em;
}

.page-home .index-desc {
  font-size: var(--fs-14);
  line-height: 1.55;
  color: var(--mist);
}

.page-home .index-desc .num {
  color: var(--paper-soft);
}

/* 轮次轨道 */
.page-home .rounds {
  margin-top: var(--ph-block);
}

.page-home .rounds-head {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
}

.page-home h2 {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 900;
  font-size: var(--fs-34);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--paper);
}

.page-home .rounds-note,
.page-home .wall-note,
.page-home .scope-note,
.page-home .updates-note {
  margin: 0;
  max-width: 40em;
  font-size: var(--fs-14);
  line-height: 1.75;
  color: var(--mist);
}

.page-home .round-track {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(104px, 1fr);
  overflow-x: auto;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  scroll-snap-type: x proximity;
}

.page-home .round-track > li {
  border-right: 1px solid var(--line);
  scroll-snap-align: start;
}

.page-home .round-track > li:last-child {
  border-right: 0;
}

.page-home .round-node {
  position: relative;
  display: grid;
  gap: 9px;
  justify-items: center;
  padding: 20px 10px 18px;
  text-decoration: none;
  transition: background 0.18s var(--ease);
}

.page-home .round-node:hover,
.page-home .round-node:focus-visible {
  background: rgba(255, 122, 47, 0.08);
}

.page-home .round-num {
  font-family: var(--f-mono);
  font-size: var(--fs-26);
  font-weight: 700;
  line-height: 1;
  color: var(--mist-dim);
  transition: color 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-home .round-label {
  font-size: var(--fs-12);
  letter-spacing: 0.04em;
  color: var(--mist-dim);
  white-space: nowrap;
}

.page-home .round-node:hover .round-num {
  color: var(--paper);
  transform: translateY(-2px);
}

.page-home .round-node.is-current {
  background: linear-gradient(180deg, rgba(255, 122, 47, 0.18), rgba(255, 122, 47, 0) 82%);
}

.page-home .round-node.is-current::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 2px;
  background: var(--amber);
}

.page-home .round-node.is-current .round-num,
.page-home .round-node.is-current .round-label {
  color: var(--amber);
}

/* 卡片墙 */
.page-home .wall {
  margin-top: var(--ph-block);
}

.page-home .wall-grid {
  display: grid;
  gap: var(--ph-gap);
  margin-top: 24px;
}

.page-home .wall-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-800);
  transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease), transform 0.18s var(--ease);
}

.page-home .wall-card:hover {
  border-color: rgba(255, 122, 47, 0.55);
  box-shadow: 0 0 0 1px rgba(255, 122, 47, 0.22), 0 20px 44px -24px rgba(255, 122, 47, 0.5);
}

.page-home .wall-card .media-frame {
  background: var(--ink-900);
  border-radius: 0;
}

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

.page-home .wall-card-body {
  padding: clamp(18px, 2.4vw, 26px);
}

.page-home .wall-card-body h3 {
  margin: 12px 0 10px;
  font-family: var(--f-display);
  font-weight: 700;
  font-size: var(--fs-20);
  line-height: 1.4;
  color: var(--paper);
}

.page-home .wall-card-body p {
  margin: 0;
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--mist);
}

.page-home .wall-facts {
  list-style: none;
  margin: 16px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
  font-size: var(--fs-14);
  color: var(--paper-soft);
}

.page-home .wall-facts .num {
  font-family: var(--f-mono);
  font-weight: 700;
  color: var(--green);
  margin-right: 6px;
}

.page-home .pick-list {
  list-style: none;
  margin: 14px 0 20px;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .pick-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--paper-soft);
}

.page-home .pick-list li:last-child {
  border-bottom: 0;
}

.page-home .pick-list .num {
  font-family: var(--f-mono);
  font-size: var(--fs-12);
  color: var(--amber);
  letter-spacing: 0.06em;
}

/* 平板端 */
.page-home .tablet {
  margin-top: var(--ph-block);
  display: grid;
  gap: var(--ph-gap);
}

.page-home .tablet-visual {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--ink-900);
  min-height: 220px;
}

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

.page-home .tablet-visual figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 26px 18px 14px;
  font-family: var(--f-serif);
  font-size: var(--fs-12);
  letter-spacing: 0.1em;
  color: var(--paper);
  background: linear-gradient(0deg, rgba(11, 27, 43, 0.94), rgba(11, 27, 43, 0));
}

.page-home .tablet-panel {
  padding: clamp(22px, 3vw, 36px);
  border: 1px solid rgba(43, 196, 216, 0.34);
  border-radius: var(--r-lg);
  background:
    radial-gradient(110% 90% at 100% 0%, rgba(74, 108, 247, 0.26), transparent 60%),
    linear-gradient(158deg, rgba(43, 196, 216, 0.14), rgba(18, 38, 58, 0.94) 62%);
}

.page-home .tablet-panel h2 {
  margin: 14px 0 0;
  font-size: var(--fs-26);
}

.page-home .tablet-lede {
  margin: 14px 0 0;
  font-size: var(--fs-14);
  line-height: 1.78;
  color: var(--paper-soft);
}

.page-home .tablet-list {
  list-style: none;
  margin: 18px 0 22px;
  padding: 0;
  display: grid;
  gap: 9px;
  font-size: var(--fs-14);
  line-height: 1.65;
  color: var(--paper-soft);
}

.page-home .tablet-list li {
  position: relative;
  padding-left: 16px;
}

.page-home .tablet-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.page-home .tablet-list .num {
  font-family: var(--f-mono);
  color: var(--cyan);
  font-weight: 700;
}

/* 服务范围 */
.page-home .scope {
  margin-top: var(--ph-block);
}

.page-home .scope-grid {
  display: grid;
  gap: var(--ph-gap);
  margin-top: 24px;
}

.page-home .scope-col {
  padding: 22px 20px 24px;
  border: 1px solid var(--line);
  border-top: 2px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-800);
}

.page-home .scope-col:nth-child(1) {
  border-top-color: var(--orange);
}

.page-home .scope-col:nth-child(2) {
  border-top-color: var(--green);
}

.page-home .scope-col:nth-child(3) {
  border-top-color: var(--cyan);
}

.page-home .scope-col h3 {
  margin: 0 0 14px;
  font-family: var(--f-serif);
  font-size: var(--fs-20);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--paper);
}

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

.page-home .scope-col li {
  position: relative;
  padding-left: 15px;
  font-size: var(--fs-14);
  line-height: 1.6;
  color: var(--mist);
}

.page-home .scope-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--mist-dim);
}

.page-home .scope-cta {
  margin-top: 24px;
}

/* 更新汇总 */
.page-home .updates {
  margin-top: var(--ph-block);
  margin-bottom: clamp(56px, 8vw, 104px);
}

.page-home .updates-head {
  display: grid;
  gap: 12px;
}

.page-home .update-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.page-home .update-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 16px 2px;
  border-bottom: 1px solid var(--line);
}

.page-home .update-text {
  font-size: var(--fs-14);
  line-height: 1.72;
  color: var(--paper-soft);
}

.page-home .quick {
  margin-top: 30px;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--ink-750);
}

.page-home .quick-title {
  margin: 0 0 14px;
  font-family: var(--f-serif);
  font-size: var(--fs-14);
  letter-spacing: 0.12em;
  color: var(--mist);
}

.page-home .quick-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-home .quick-list a {
  display: inline-flex;
  align-items: center;
  padding: 9px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: var(--fs-14);
  color: var(--paper);
  text-decoration: none;
  transition: border-color 0.16s var(--ease), background 0.16s var(--ease), color 0.16s var(--ease);
}

.page-home .quick-list a:hover,
.page-home .quick-list a:focus-visible {
  border-color: var(--orange);
  background: var(--orange-dim);
  color: var(--paper);
}

/* 断点 */
@media (min-width: 760px) {
  .page-home .rounds-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
  }

  .page-home .updates-head {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
  }

  .page-home .scope-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
    gap: 40px;
  }

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

  .page-home .tablet {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: stretch;
  }
}

@media (min-width: 960px) {
  .page-home .wall-grid {
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.85fr);
    grid-template-areas:
      "a b"
      "c b";
    align-items: start;
  }

  .page-home .wall-card--a {
    grid-area: a;
  }

  .page-home .wall-card--b {
    grid-area: b;
  }

  .page-home .wall-card--c {
    grid-area: c;
  }
}

@media (min-width: 1024px) {
  .page-home .hero-grid {
    grid-template-columns: minmax(0, 1.62fr) minmax(0, 1fr);
    gap: 0;
    padding: 0;
  }

  .page-home .hero-main {
    padding: clamp(34px, 4vw, 56px);
  }

  .page-home .hero-index {
    padding: clamp(28px, 3vw, 40px);
    border-top: 0;
    border-left: 1px solid var(--line);
    background: linear-gradient(180deg, rgba(18, 38, 58, 0.7), rgba(11, 27, 43, 0.46));
  }

  .page-home .hero h1 {
    font-size: var(--fs-64);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .round-node:hover .round-num {
    transform: none;
  }

  .page-home .wall-card,
  .page-home .index-item,
  .page-home .round-node,
  .page-home .quick-list a {
    transition: none;
  }
}