.page-home {
  background:
    repeating-linear-gradient(135deg, transparent 0 36px, rgba(201, 162, 39, 0.025) 36px 37px),
    var(--c-navy);
  color: var(--text-body);
  position: relative;
}

/* ===== 1. 入口与状态 ===== */
.page-home .home-entry {
  position: relative;
  padding: var(--space-5) 0 var(--space-5);
}

.page-home .home-entry__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.page-home .home-entry__main {
  position: relative;
}

.page-home .home-entry__kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--f-mono);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-gold);
  padding: 0.5rem 0.9rem;
  margin-bottom: var(--space-3);
  border: 1px solid rgba(201, 162, 39, 0.35);
  border-left: 3px solid var(--c-gold);
  background: rgba(201, 162, 39, 0.08);
}

.page-home .home-entry__title {
  font-family: var(--f-heading);
  font-size: 2rem;
  line-height: 1.28;
  color: var(--c-paper);
  letter-spacing: 0.01em;
  margin-bottom: var(--space-3);
  max-width: 800px;
}

.page-home .home-entry__lead {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--text-body);
  max-width: 680px;
  margin-bottom: var(--space-3);
}

.page-home .home-entry__meta {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
}

.page-home .home-entry__aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.page-home .home-entry__panel {
  position: relative;
  overflow: hidden;
  min-height: 300px;
  display: flex;
  align-items: flex-end;
  background: var(--c-indigo);
  clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 22px 100%, 0 calc(100% - 22px));
}

.page-home .home-entry__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-home .home-countdown {
  position: relative;
  z-index: 1;
  width: 100%;
  padding: var(--space-4);
  background: linear-gradient(180deg, rgba(13, 27, 42, 0.1) 0%, rgba(13, 27, 42, 0.85) 72%);
}

.page-home .home-countdown__label {
  display: block;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(245, 242, 235, 0.72);
  margin-bottom: var(--space-1);
}

.page-home .home-countdown__time {
  display: block;
  font-family: var(--f-mono);
  font-size: 2.5rem;
  font-weight: 600;
  line-height: 1.15;
  color: var(--c-gold);
  letter-spacing: 0.06em;
}

.page-home .home-countdown__caption {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.page-home .home-entry__tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ===== 分类索引 ===== */
.page-home .home-cats {
  position: relative;
  padding-top: var(--space-4);
  border-top: 1px solid rgba(201, 162, 39, 0.18);
}

.page-home .home-cats__header {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  align-items: end;
  margin-bottom: var(--space-4);
}

.page-home .home-cats__index,
.page-home .home-updates__index,
.page-home .home-promise__index,
.page-home .home-start__index {
  font-family: var(--f-mono);
  font-size: 0.76rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--c-gold);
  display: inline-block;
}

.page-home .home-cats__title,
.page-home .home-updates__title,
.page-home .home-promise__title,
.page-home .home-start__title {
  font-family: var(--f-heading);
  font-size: 1.6rem;
  line-height: 1.3;
  color: var(--c-paper);
  margin-top: var(--space-1);
}

.page-home .home-cats__desc {
  font-size: 0.94rem;
  line-height: 1.85;
  max-width: 660px;
  color: var(--text-body);
  margin-top: var(--space-1);
}

.page-home .home-cats__illustration {
  width: 100%;
  height: auto;
  max-width: 460px;
  object-fit: cover;
  border: 1px solid rgba(201, 162, 39, 0.28);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.page-home .home-cats__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

.page-home .home-cat-card {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: rgba(61, 58, 110, 0.26);
  border: 1px solid rgba(201, 162, 39, 0.16);
  border-left: 3px solid var(--c-gold);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  text-decoration: none;
  transition: background 0.25s ease, transform 0.25s ease;
}

.page-home .home-cat-card:hover,
.page-home .home-cat-card:focus-visible {
  background: rgba(201, 162, 39, 0.12);
  transform: translateX(4px);
  outline: none;
}

.page-home .home-cat-card__num {
  font-family: var(--f-mono);
  font-size: 0.8rem;
  color: var(--c-gold);
  line-height: 1;
  flex: 0 0 auto;
}

.page-home .home-cat-card__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.page-home .home-cat-card__name {
  font-family: var(--f-heading);
  font-size: 1.06rem;
  color: var(--c-paper);
  line-height: 1.25;
}

.page-home .home-cat-card__note {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.page-home .home-cat-card__arrow {
  font-family: var(--f-mono);
  font-size: 1.15rem;
  color: var(--c-gold);
  margin-left: auto;
  transition: transform 0.25s ease;
}

.page-home .home-cat-card:hover .home-cat-card__arrow {
  transform: translateX(4px);
}

/* ===== 2. 更新速览 ===== */
.page-home .home-updates {
  padding: var(--space-5) 0;
  background: linear-gradient(180deg, rgba(61, 58, 110, 0.18), rgba(61, 58, 110, 0.06)), var(--c-navy);
  border-block: 1px solid rgba(201, 162, 39, 0.16);
}

.page-home .home-updates__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-home .home-updates__desc {
  font-size: 0.94rem;
  line-height: 1.8;
  max-width: 620px;
  color: var(--text-body);
}

.page-home .home-updates__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.page-home .home-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-home .home-timeline__item {
  position: relative;
  padding-left: 22px;
  border-left: 1px solid rgba(201, 162, 39, 0.28);
  margin-left: 10px;
  padding-bottom: var(--space-3);
}

.page-home .home-timeline__item:last-child {
  padding-bottom: 0;
}

.page-home .home-timeline__clock {
  position: absolute;
  left: -9px;
  top: 0;
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--c-gold);
  background: var(--c-navy);
  border: 1px solid rgba(201, 162, 39, 0.28);
  padding: 2px 7px;
  line-height: 1.4;
}

.page-home .home-timeline__content {
  background: rgba(13, 27, 42, 0.55);
  border: 1px solid rgba(201, 162, 39, 0.12);
  border-left: 3px solid var(--c-gold);
  padding: var(--space-2) var(--space-3);
}

.page-home .home-timeline__meta {
  font-family: var(--f-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-wrap: wrap;
}

.page-home .home-timeline__content h3 {
  font-family: var(--f-heading);
  font-size: 1rem;
  line-height: 1.35;
  color: var(--c-paper);
  margin: var(--space-1) 0;
}

.page-home .home-timeline__content p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text-body);
  margin: 0;
}

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

.page-home .home-updates__figure img {
  width: 100%;
  height: auto;
  max-width: 420px;
  border: 1px solid rgba(201, 162, 39, 0.22);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

/* ===== 3. 平台承诺 ===== */
.page-home .home-promise {
  padding: var(--space-5) 0;
  position: relative;
}

.page-home .home-promise::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle at center, rgba(201, 162, 39, 0.08), transparent 68%);
  pointer-events: none;
}

.page-home .home-promise .container {
  position: relative;
  z-index: 1;
}

.page-home .home-promise__head {
  text-align: center;
  margin-bottom: var(--space-4);
}

.page-home .home-promise__desc {
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--text-body);
  max-width: 620px;
  margin: var(--space-1) auto 0;
}

.page-home .home-promise__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.page-home .home-promise__stat {
  text-align: center;
  padding: var(--space-3) var(--space-2);
  background: rgba(61, 58, 110, 0.2);
  border: 1px solid rgba(201, 162, 39, 0.16);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.page-home .home-promise__num {
  font-family: var(--f-heading);
  font-size: 2.2rem;
  color: var(--c-gold);
  line-height: 1.1;
}

.page-home .home-promise__unit {
  font-family: var(--f-mono);
  font-size: 1rem;
  color: rgba(245, 242, 235, 0.85);
  margin-left: 0.2em;
}

.page-home .home-promise__label {
  display: block;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: var(--space-1);
}

.page-home .home-promise__detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

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

.page-home .home-promise__figure img {
  width: 100%;
  height: auto;
  object-fit: cover;
  border: 1px solid rgba(201, 162, 39, 0.25);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.page-home .home-promise__items {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.page-home .home-promise__item {
  padding: var(--space-2) var(--space-3);
  border-left: 2px solid var(--c-gold);
  background: rgba(61, 58, 110, 0.16);
}

.page-home .home-promise__item h3 {
  font-family: var(--f-heading);
  font-size: 1.05rem;
  color: var(--c-paper);
  margin-bottom: var(--space-1);
}

.page-home .home-promise__item p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text-body);
}

/* ===== 4. 如何开始 ===== */
.page-home .home-start {
  padding: var(--space-5) 0 var(--space-6);
  background: rgba(61, 58, 110, 0.14);
  border-top: 1px solid rgba(201, 162, 39, 0.16);
}

.page-home .home-start__head {
  text-align: center;
  margin-bottom: var(--space-4);
}

.page-home .home-start__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

.page-home .home-start__card {
  padding: var(--space-3);
  background: rgba(13, 27, 42, 0.65);
  border: 1px solid rgba(201, 162, 39, 0.2);
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 16px, 100% 100%, 16px 100%, 0 calc(100% - 16px));
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.page-home .home-start__step {
  font-family: var(--f-mono);
  font-size: 0.76rem;
  letter-spacing: 0.24em;
  color: var(--c-gold);
}

.page-home .home-start__card h3 {
  font-family: var(--f-heading);
  font-size: 1.15rem;
  color: var(--c-paper);
}

.page-home .home-start__card p {
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--text-body);
}

.page-home .home-start__card .btn {
  align-self: flex-start;
  margin-top: auto;
}

.page-home .home-start__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  margin-top: var(--space-4);
}

/* ===== 响应式增强 ===== */
@media (min-width: 640px) {
  .page-home .home-cats__grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 900px) {
  .page-home .home-entry {
    padding-top: var(--space-6);
  }

  .page-home .home-entry__grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: var(--space-5);
  }

  .page-home .home-entry__title {
    font-size: 2.55rem;
    line-height: 1.24;
  }

  .page-home .home-entry__lead {
    font-size: 1.02rem;
  }

  .page-home .home-entry__panel {
    min-height: 320px;
  }

  .page-home .home-cats__header {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  }

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

  .page-home .home-cat-card {
    flex-direction: column;
    align-items: flex-start;
    justify-content: space-between;
    min-height: 150px;
  }

  .page-home .home-cat-card__arrow {
    margin-left: 0;
    align-self: flex-end;
  }

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

  .page-home .home-updates__desc {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .page-home .home-updates__head .btn {
    grid-column: 2;
    grid-row: 1;
  }

  .page-home .home-updates__layout {
    grid-template-columns: minmax(0, 1fr) 280px;
    align-items: start;
    gap: var(--space-5);
  }

  .page-home .home-promise__head {
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
  }

  .page-home .home-promise__num {
    font-size: 3rem;
  }

  .page-home .home-promise__detail {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: center;
    gap: var(--space-5);
  }

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

  .page-home .home-start__card {
    min-height: 260px;
  }
}