.page-home {
  --home-gold-soft: rgba(255, 215, 0, 0.14);
  --home-gold-line: rgba(255, 215, 0, 0.5);
  --home-crimson-deep: linear-gradient(150deg, #150000 0%, #4a0000 55%, #8B0000 100%);
  --home-pad-x: clamp(1.25rem, 4vw, 3.5rem);
  --home-pad-y: clamp(3.5rem, 8vw, 6.5rem);
  color: var(--color-text);
  font-family: var(--font-sans);
}

.page-home .breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem var(--home-pad-x);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

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

.page-home .breadcrumb a:hover {
  text-decoration: underline;
}

.page-home .breadcrumb-divider {
  color: var(--color-border);
}

.page-home .breadcrumb__current {
  color: var(--color-text-muted);
}

.page-home [id] {
  scroll-margin-top: 80px;
}

/* 主题声明 */
.page-home__statement {
  position: relative;
  padding: var(--home-pad-y) var(--home-pad-x) 3rem;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.page-home__statement::before {
  content: "焕新";
  position: absolute;
  top: 34%;
  right: -2%;
  font-family: var(--font-serif);
  font-size: clamp(8rem, 18vw, 16rem);
  line-height: 1;
  color: rgba(255, 215, 0, 0.05);
  transform: rotate(-7deg);
  pointer-events: none;
  z-index: 0;
}

.page-home__statement-copy {
  position: relative;
  z-index: 1;
  max-width: 52rem;
}

.page-home__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 1.25rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  color: var(--color-gold);
  text-transform: uppercase;
}

.page-home__eyebrow::before {
  content: "";
  width: 2.5rem;
  height: 1px;
  background: var(--color-gold);
  flex: 0 0 auto;
}

.page-home__title {
  margin: 0 0 1.4rem;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: clamp(2.2rem, 5.6vw, 4rem);
  line-height: 1.18;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.page-home__title-mark {
  display: inline-block;
  color: var(--color-gold);
  position: relative;
}

.page-home__title-mark::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.06em;
  height: 0.14em;
  background: var(--color-crimson);
  transform: rotate(-1deg);
  z-index: -1;
}

.page-home__lede {
  margin: 0;
  max-width: 48rem;
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  line-height: 1.85;
  color: var(--color-text-muted);
  border-left: 3px solid var(--color-gold);
  padding-left: 1.25rem;
}

.page-home__lede strong {
  color: var(--color-gold-light);
  font-weight: 600;
}

.page-home__index {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2.6rem;
  position: relative;
  z-index: 2;
}

.page-home__index-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.8rem 1.2rem;
  font-size: 0.9rem;
  color: var(--color-text);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  text-decoration: none;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.page-home__index-link:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: var(--home-gold-soft);
}

.page-home__index-num {
  font-family: var(--font-serif);
  color: var(--color-gold);
  font-size: 0.82rem;
}

.page-home__index-text {
  font-weight: 500;
}

/* 铜钱装饰 */
.page-home__coin {
  position: absolute;
  z-index: 1;
  animation: page-home-coin-spin 18s linear infinite;
  opacity: 0.55;
  transition: opacity 0.3s ease;
  pointer-events: auto;
}

.page-home__coin:hover {
  opacity: 1;
  animation-duration: 3s;
}

@keyframes page-home-coin-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.page-home__coin--large {
  width: 7.5rem;
  height: 7.5rem;
  top: 1.5rem;
  right: 1rem;
}

.page-home__coin--small {
  width: 4.5rem;
  height: 4.5rem;
  bottom: -1.2rem;
  left: -0.8rem;
}

/* 通用区块 */
.page-home__section {
  position: relative;
  padding: var(--home-pad-y) var(--home-pad-x);
}

.page-home__section-head {
  margin-bottom: 2.5rem;
}

.page-home__section-index {
  margin: 0 0 0.6rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.page-home__section-index::before {
  content: "◆";
  font-size: 0.55rem;
  margin-right: 0.45rem;
  color: var(--color-crimson);
  vertical-align: middle;
}

.page-home__section-title {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-weight: 800;
  font-size: clamp(1.8rem, 3.4vw, 2.8rem);
  line-height: 1.22;
  color: var(--color-text);
}

.page-home__section-desc {
  margin: 0;
  max-width: 40rem;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text-muted);
}

/* 更新速览 */
.page-home__updates-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.page-home__update-panel {
  position: relative;
  padding: 2rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.page-home__update-panel::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 26px;
  height: 26px;
  background: linear-gradient(225deg, var(--color-gold) 50%, transparent 50%);
  opacity: 0.55;
  transition: opacity 0.2s ease;
}

.page-home__update-panel:hover {
  border-color: var(--color-gold);
  transform: translateY(-2px);
}

.page-home__update-panel:hover::before {
  opacity: 1;
}

.page-home__update-panel:active {
  transform: translateY(1px);
}

.page-home__update-num {
  display: inline-block;
  margin-bottom: 1rem;
  padding-bottom: 0.2rem;
  font-family: var(--font-serif);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-gold);
  border-bottom: 1px solid var(--color-gold);
}

.page-home__update-copy h3 {
  margin: 0 0 0.8rem;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.4;
  color: var(--color-text);
}

.page-home__update-copy p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--color-text-muted);
}

.page-home__update-panel--dark {
  background: var(--home-crimson-deep);
  border-color: rgba(139, 0, 0, 0.6);
}

.page-home__update-panel--dark::before {
  background: linear-gradient(225deg, var(--color-gold-light) 50%, transparent 50%);
}

.page-home__update-panel--dark .page-home__update-copy p {
  color: rgba(245, 230, 200, 0.78);
}

.page-home__update-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.4rem;
  margin-top: 1.4rem;
}

.page-home__update-actions .page-home__btn-ghost {
  margin-top: 0;
}

.page-home__update-actions .page-home__anchor {
  margin-top: 0;
  font-size: 0.92rem;
}

/* 图示 */
.page-home__figure {
  margin: 1.5rem 0 0;
}

.page-home__figure img {
  width: 100%;
  max-width: 100%;
  height: auto;
  display: block;
}

.page-home__anchor {
  display: inline-block;
  margin-top: 1.1rem;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-gold);
  text-decoration: none;
  border-bottom: 1px solid var(--home-gold-line);
  padding-bottom: 0.15rem;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.page-home__anchor:hover {
  color: var(--color-gold-light);
  border-color: var(--color-gold);
}

/* 页面内按钮 */
.page-home__btn-primary {
  position: relative;
  display: inline-block;
  padding: 0.95rem 2rem;
  background: var(--color-gold);
  color: #1A1A1A;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  overflow: hidden;
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.page-home__btn-primary::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 14px;
  height: 14px;
  background: linear-gradient(225deg, #1A1A1A 50%, transparent 50%);
}

.page-home__btn-primary:hover {
  background: var(--color-gold-light);
  box-shadow: 0 0 24px rgba(255, 215, 0, 0.3);
  transform: translateY(-1px);
}

.page-home__btn-ghost {
  display: inline-block;
  margin-top: 1.2rem;
  padding: 0.72rem 1.5rem;
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s ease, color 0.2s ease;
}

.page-home__btn-ghost:hover {
  background: var(--home-gold-soft);
  color: var(--color-gold-light);
}

/* 下载与功能入口 */
.page-home__access {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  background: var(--home-crimson-deep);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.page-home__access-copy {
  max-width: 42rem;
}

.page-home__access .page-home__section-index {
  color: var(--color-gold);
}

.page-home__access-lead {
  margin: 0 0 1.6rem;
  font-size: 1rem;
  line-height: 1.85;
  color: rgba(245, 230, 200, 0.82);
}

.page-home__access-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: grid;
  gap: 0.8rem;
}

.page-home__access-list li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--color-text);
}

.page-home__access-list li::before {
  content: "◆";
  font-size: 0.55rem;
  color: var(--color-gold);
  flex: 0 0 auto;
  transform: translateY(-2px);
}

.page-home__access-figure {
  position: relative;
  margin: 0;
}

.page-home__access-figure img {
  width: 100%;
  height: auto;
  display: block;
}

/* 动态与反馈 */
.page-home__feedback {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.page-home__feedback::before {
  content: "";
  position: absolute;
  top: 0;
  left: var(--home-pad-x);
  right: var(--home-pad-x);
  height: 1px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-border) 60%);
}

.page-home__feedback-figure {
  margin: 0;
}

.page-home__feedback-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.page-home__feedback-copy {
  max-width: 42rem;
}

.page-home__feedback-item {
  position: relative;
  margin-bottom: 1.5rem;
  padding: 1.75rem 1.6rem 1.75rem 1.5rem;
  border-left: 3px solid var(--color-gold);
  background: linear-gradient(90deg, var(--home-gold-soft) 0%, transparent 100%);
}

.page-home__feedback-tag {
  display: inline-block;
  margin-bottom: 0.8rem;
  padding: 0.28rem 0.7rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--color-gold-light);
  background: rgba(139, 0, 0, 0.7);
  border-radius: 2px;
}

.page-home__feedback-item h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
}

.page-home__feedback-item p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text-muted);
}

.page-home__feedback-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  margin-top: 1.2rem;
}

.page-home__feedback-links a {
  position: relative;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-gold);
  text-decoration: none;
  padding-bottom: 0.22rem;
}

.page-home__feedback-links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--color-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.page-home__feedback-links a:hover::after {
  transform: scaleX(1);
}

/* 信任声明 */
.page-home__trust {
  padding: 2.5rem var(--home-pad-x) 3rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-deep);
}

.page-home__trust p {
  margin: 0 auto;
  max-width: 52rem;
  padding: 0.15rem 0 0.15rem 1.1rem;
  border-left: 2px solid var(--color-gold);
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--color-text-muted);
}

/* 桌面端布局 */
@media (min-width: 900px) {
  .page-home__updates-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-home__update-panel--wide {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.5rem;
    align-items: center;
    grid-column: 1 / -1;
  }

  .page-home__update-panel--wide .page-home__figure {
    margin: 0;
  }

  .page-home__update-panel--dark {
    grid-column: 1 / -1;
  }

  .page-home__update-panel--dark .page-home__update-copy {
    max-width: 44rem;
  }

  .page-home__access {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
    gap: 3rem;
  }

  .page-home__feedback {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
    gap: 3rem;
  }

  .page-home__access-figure,
  .page-home__feedback-figure {
    margin: 0;
  }
}