.page-home {
  --home-gap: 14px;
  --home-edge: rgba(108, 130, 168, 0.2);
  --home-gold-ring: rgba(242, 193, 78, 0.16);
  display: block;
}

.page-home a:focus-visible,
.page-home .band-item:focus-visible,
.page-home .line-item__link:focus-visible,
.page-home .btn:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---------- 上下文行 ---------- */

.page-home .home-context-row {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 20px;
  padding-top: clamp(74px, 13vw, 104px);
  padding-bottom: 12px;
}

.page-home .home-context {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 9px;
  margin: 0;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--steel-500);
}

.page-home .home-context__sep {
  color: var(--line-strong);
}

.page-home .home-context__note {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--steel-500);
}

/* ---------- 拼贴首屏 ---------- */

.page-home .collage-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.page-home .collage-cell {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ds-900);
  transition: transform 220ms var(--ease), border-color 220ms var(--ease),
    box-shadow 220ms var(--ease);
}

.page-home .collage-cell:hover,
.page-home .collage-cell:focus-within {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-soft);
}

.page-home .collage-cell--brand {
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 250px;
  padding: clamp(20px, 4.4vw, 30px);
}

.page-home .collage-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(29px, 6.4vw, 46px);
  line-height: 1.06;
  letter-spacing: -0.02em;
  color: var(--mist-100);
}

.page-home .collage-lead {
  margin: 0;
  max-width: 34ch;
  font-size: 15px;
  line-height: 1.75;
  color: var(--steel-500);
}

.page-home .collage-chip {
  margin-top: auto;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--gold);
  border-color: rgba(242, 193, 78, 0.34);
}

.page-home .collage-chip::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px var(--home-gold-ring);
}

.page-home .collage-cell--lines {
  display: flex;
  padding: 0;
  background: var(--ds-950);
}

.page-home .collage-cell--lines::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(5, 11, 26, 0.7);
  pointer-events: none;
}

.page-home .collage-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.44;
  pointer-events: none;
}

.page-home .collage-lines-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: clamp(20px, 4vw, 32px);
}

.page-home .line-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 4px;
}

.page-home .line-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 14px;
  align-items: start;
  padding: 13px 0;
  border-top: 1px solid var(--line-soft);
}

.page-home .line-item:first-child {
  border-top: 0;
  padding-top: 4px;
}

.page-home .line-item__num {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--steel-500);
  padding-top: 4px;
  transition: color 180ms var(--ease);
}

.page-home .line-item:hover .line-item__num {
  color: var(--orange);
}

.page-home .line-item__title {
  margin: 0 0 4px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--mist-100);
}

.page-home .line-item__desc {
  margin: 0;
  max-width: 42ch;
  font-size: 14px;
  line-height: 1.7;
  color: var(--steel-500);
}

.page-home .line-item__link {
  grid-column: 2;
  justify-self: start;
  margin-top: 6px;
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: 13px;
  color: var(--mist-100);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 180ms var(--ease), color 180ms var(--ease);
}

.page-home .line-item__link:hover {
  border-color: var(--orange);
  color: var(--orange);
}

/* 编号带 */

.page-home .collage-cell--band {
  padding: 0;
  background: var(--ds-800);
}

.page-home .band-head {
  padding: clamp(18px, 4vw, 24px) clamp(18px, 4vw, 28px) 0;
}

.page-home .band-hint {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel-500);
}

.page-home .cat-band {
  list-style: none;
  margin: 0;
  padding: 14px clamp(18px, 4vw, 28px) clamp(18px, 4vw, 24px);
  display: flex;
  gap: 8px;
  overflow-x: auto;
  scroll-padding-inline: clamp(18px, 4vw, 28px);
  -webkit-overflow-scrolling: touch;
}

.page-home .band-item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  padding: 9px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(5, 11, 26, 0.6);
  color: var(--mist-100);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 180ms var(--ease), border-color 180ms var(--ease),
    background 180ms var(--ease);
}

.page-home .band-num {
  font-size: 12px;
  letter-spacing: 0.07em;
  color: var(--steel-500);
  transition: color 180ms var(--ease);
}

.page-home .band-item:hover,
.page-home .band-item:focus-visible {
  transform: translateY(-2px);
  border-color: var(--orange);
  background: rgba(255, 106, 31, 0.12);
}

.page-home .band-item:hover .band-num,
.page-home .band-item:focus-visible .band-num {
  color: var(--orange);
}

/* ---------- 分类总览 ---------- */

.page-home .cats-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ds-950);
  padding: clamp(20px, 4vw, 40px);
}

.page-home .cats-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: 100%;
  object-fit: cover;
  opacity: 0.15;
  pointer-events: none;
}

.page-home .cats-head,
.page-home .cats-grid {
  position: relative;
  z-index: 1;
}

.page-home .cats-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(23px, 3.6vw, 32px);
  line-height: 1.14;
  letter-spacing: -0.02em;
  color: var(--mist-100);
}

.page-home .cats-desc {
  margin: 14px 0 0;
  max-width: 62ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--steel-500);
}

.page-home .cats-cta {
  margin-top: 18px;
}

.page-home .cats-grid {
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.page-home .cat-cell {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 16px 18px 18px;
  background: rgba(10, 20, 40, 0.9);
  transition: background 180ms var(--ease);
}

.page-home .cat-cell:hover {
  background: var(--ds-800);
}

.page-home .cat-num {
  font-size: 12px;
  letter-spacing: 0.09em;
}

.page-home .cat-name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--mist-100);
}

.page-home .cat-count {
  margin: 0;
  font-size: 12px;
  color: var(--gold);
}

.page-home .cat-use {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--steel-500);
}

/* ---------- 本周更新 ---------- */

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

.page-home .update-media {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ds-900);
}

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

.page-home .update-media .media__caption {
  padding: 12px 16px 0;
}

.page-home .update-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 30px);
  letter-spacing: -0.02em;
  color: var(--mist-100);
}

.page-home .update-lead {
  margin: 14px 0 0;
  max-width: 60ch;
  font-size: 15px;
  line-height: 1.78;
  color: var(--steel-500);
}

.page-home .update-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.page-home .update-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 13px;
  align-items: start;
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line-soft);
}

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

.page-home .update-dot {
  width: 8px;
  height: 8px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 3px var(--home-gold-ring);
}

.page-home .update-when {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--gold);
}

.page-home .update-what {
  margin: 5px 0 0;
  font-size: 14px;
  line-height: 1.72;
  color: var(--mist-100);
}

.page-home .update-cta {
  margin-top: 22px;
}

/* ---------- 分类组织方式 ---------- */

.page-home .why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 26px;
}

.page-home .why-title {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(22px, 3.4vw, 30px);
  letter-spacing: -0.02em;
  color: var(--mist-100);
}

.page-home .why-list {
  list-style: none;
  margin: 20px 0 0;
  padding: 0;
  display: grid;
  gap: 15px;
}

.page-home .why-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: start;
  font-size: 15px;
  line-height: 1.78;
  color: var(--mist-100);
}

.page-home .why-idx {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--orange);
  padding-top: 4px;
}

.page-home .why-foot {
  margin: 22px 0 0;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
  font-size: 14px;
  line-height: 1.78;
  color: var(--steel-500);
}

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

.page-home .why-media img {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.page-home .why-media .media__caption {
  margin-top: 10px;
}

/* ---------- 收束信息带 ---------- */

.page-home .close-panel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  padding: clamp(22px, 4vw, 36px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--ds-800);
}

.page-home .close-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(21px, 3.2vw, 27px);
  letter-spacing: -0.02em;
  color: var(--mist-100);
}

.page-home .close-desc {
  margin: 12px 0 0;
  max-width: 56ch;
  font-size: 14px;
  line-height: 1.78;
  color: var(--steel-500);
}

.page-home .close-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-content: center;
}

/* ---------- 响应式 ---------- */

@media (max-width: 899px) {
  .page-home .collage-cell--brand {
    order: 1;
  }

  .page-home .collage-cell--band {
    order: 2;
  }

  .page-home .collage-cell--lines {
    order: 3;
  }
}

@media (min-width: 560px) {
  .page-home .cats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 880px) {
  .page-home .update-grid {
    grid-template-columns: 4fr 8fr;
    gap: 30px;
    align-items: start;
  }

  .page-home .why-grid {
    grid-template-columns: 7fr 5fr;
    gap: 44px;
    align-items: center;
  }

  .page-home .close-panel {
    grid-template-columns: 7fr 5fr;
    align-items: center;
    gap: 32px;
  }
}

@media (min-width: 900px) {
  .page-home .collage-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: var(--home-gap);
  }

  .page-home .collage-cell--brand {
    grid-column: 1 / 5;
    grid-row: 1 / 2;
    min-height: 372px;
  }

  .page-home .collage-cell--lines {
    grid-column: 5 / 13;
    grid-row: 1 / 2;
    min-height: 372px;
  }

  .page-home .collage-cell--band {
    grid-column: 1 / 13;
    grid-row: 2 / 3;
  }

  .page-home .line-item {
    grid-template-columns: auto 1fr auto;
    align-items: center;
  }

  .page-home .line-item__link {
    grid-column: 3;
    margin-top: 0;
  }
}

@media (min-width: 1000px) {
  .page-home .cats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1180px) {
  .page-home .section.home-why,
  .page-home .section.home-cats {
    padding-top: clamp(80px, 8vw, 120px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-home .collage-cell,
  .page-home .band-item,
  .page-home .line-item__link,
  .page-home .cat-cell,
  .page-home .line-item__num,
  .page-home .band-num {
    transition-duration: 0.01ms !important;
  }

  .page-home .collage-cell:hover,
  .page-home .collage-cell:focus-within,
  .page-home .band-item:hover,
  .page-home .band-item:focus-visible {
    transform: none;
  }
}