/* ===== 首页 page-home 专属样式 ===== */
.page-home {
  --hero-padding: 2rem 1.5rem;
  --chapter-gap: 2.5rem;
  --clip-bevel: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
  color: var(--color-text, #F5E6CC);
  background-color: var(--color-bg, #1A0D0D);
}

/* ----- 首屏英雄区 ----- */
.page-home .hero {
  position: relative;
  overflow: hidden;
  padding: var(--hero-padding);
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.page-home .hero-texture {
  position: absolute;
  top: 10%;
  right: 5%;
  width: 160px;
  height: 160px;
  opacity: 0.08;
  pointer-events: none;
  z-index: 0;
  object-fit: contain;
}

.page-home .hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.25rem;
}

.page-home .hero-label {
  font-family: var(--font-body, 'PingFang SC', sans-serif);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: var(--color-gold-light, #F0C040);
  background: rgba(212, 160, 23, 0.15);
  padding: 0.25rem 1rem;
  border-radius: 2px;
  border: 1px solid rgba(212, 160, 23, 0.3);
  text-transform: uppercase;
}

.page-home .hero-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  margin: 0;
  line-height: 1.05;
}

.page-home .brand-line {
  font-family: var(--font-heading, 'STKaiti', serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--color-gold-dark, #B8860B);
  letter-spacing: 0.08em;
}

.page-home .slogan-line {
  font-family: var(--font-heading, 'STKaiti', serif);
  font-size: 3.8rem;
  font-weight: 700;
  background: var(--gradient-gold, linear-gradient(135deg, #D4A017, #F0C040));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.06em;
}

.page-home .hero-desc {
  font-family: var(--font-body, 'PingFang SC', sans-serif);
  font-size: 1rem;
  color: var(--color-text-muted, #C4A882);
  margin: 0.25rem 0 0.5rem;
  max-width: 480px;
  letter-spacing: 0.04em;
}

.page-home .hero .btn-download {
  margin-top: 0.75rem;
  font-size: 1.1rem;
  padding: 0.9rem 2.8rem;
  border-radius: 6px;
  border: none;
  color: #fff;
  cursor: pointer;
  font-family: var(--font-body, 'PingFang SC', sans-serif);
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: box-shadow var(--transition-speed, 0.25s), transform var(--transition-speed, 0.25s);
  clip-path: var(--clip-bevel);
  text-decoration: none;
  display: inline-block;
}

.page-home .hero .btn-download:hover,
.page-home .hero .btn-download:focus-visible {
  box-shadow: 0 0 0 3px rgba(240, 192, 64, 0.4), 0 6px 30px rgba(212, 160, 23, 0.35);
  transform: translateY(-2px);
}

.page-home .hero .btn-download:focus-visible {
  outline: 2px solid var(--color-gold-light, #F0C040);
  outline-offset: 4px;
}

/* ----- 滚动公告栏 ----- */
.page-home .notice-bar {
  background: var(--gradient-red, linear-gradient(135deg, #C8302A, #E86050));
  border-top: 2px solid var(--color-gold-dark, #B8860B);
  border-bottom: 2px solid var(--color-gold-dark, #B8860B);
  padding: 0.5rem 0;
  overflow: hidden;
  position: relative;
}

.page-home .notice-inner {
  max-width: 1200px;
  margin: 0 auto;
  overflow: hidden;
  padding: 0 1rem;
}

.page-home .notice-track {
  display: flex;
  white-space: nowrap;
  width: fit-content;
  animation: noticeMarquee 48s linear infinite;
  will-change: transform;
}

.page-home .notice-bar:hover .notice-track {
  animation-play-state: paused;
}

@keyframes noticeMarquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.page-home .notice-item {
  font-family: var(--font-body, 'PingFang SC', sans-serif);
  font-size: 0.9rem;
  color: #fff;
  padding: 0.25rem 2rem;
  position: relative;
  display: inline-block;
  letter-spacing: 0.02em;
}

.page-home .notice-item + .notice-item::before {
  content: "◆";
  color: var(--color-gold-light, #F0C040);
  position: absolute;
  left: 0;
  opacity: 0.6;
}

/* ----- 章节通用 ----- */
.page-home .chapter {
  padding: 2.5rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-bottom: 1px solid var(--color-border, #4A2828);
}

.page-home .chapter:last-of-type {
  border-bottom: none;
}

.page-home .chapter-number {
  font-family: var(--font-heading, 'STKaiti', serif);
  font-size: 4rem;
  font-weight: 700;
  line-height: 1;
  background: var(--gradient-gold, linear-gradient(135deg, #D4A017, #F0C040));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.5;
  user-select: none;
}

.page-home .chapter-body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.page-home .chapter-title {
  font-family: var(--font-heading, 'STKaiti', serif);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--color-text, #F5E6CC);
  margin: 0;
  letter-spacing: 0.03em;
}

.page-home .chapter-desc {
  font-family: var(--font-body, 'PingFang SC', sans-serif);
  font-size: 0.95rem;
  color: var(--color-text-muted, #C4A882);
  max-width: 580px;
  line-height: 1.7;
  margin: 0;
}

.page-home .chapter-image {
  width: 100%;
  max-width: 400px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--color-border, #4A2828);
  background: var(--color-surface, #2D1B1B);
  clip-path: var(--clip-bevel);
  transition: box-shadow var(--transition-speed, 0.25s), transform var(--transition-speed, 0.25s);
}

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

.page-home .chapter-image:hover {
  box-shadow: 0 6px 24px rgba(212, 160, 23, 0.15);
  transform: translateY(-2px);
}

.page-home .link-more {
  font-family: var(--font-body, 'PingFang SC', sans-serif);
  font-size: 0.95rem;
  color: var(--color-gold-light, #F0C040);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color var(--transition-speed, 0.25s), gap var(--transition-speed, 0.25s);
  width: fit-content;
  padding: 0.2rem 0;
  border-bottom: 1px solid transparent;
}

.page-home .link-more:hover,
.page-home .link-more:focus-visible {
  color: var(--color-gold, #D4A017);
  gap: 0.6rem;
  border-bottom-color: var(--color-gold-dark, #B8860B);
}

.page-home .link-more:focus-visible {
  outline: 2px solid var(--color-gold-light, #F0C040);
  outline-offset: 2px;
}

.page-home .link-arrow {
  transition: transform var(--transition-speed, 0.25s);
  font-size: 1.1rem;
}

.page-home .link-more:hover .link-arrow {
  transform: translateX(4px);
}

/* ----- 版本对比卡片 ----- */
.page-home .compare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  width: 100%;
}

.page-home .compare-card {
  background: var(--color-surface, #2D1B1B);
  border: 1px solid var(--color-border, #4A2828);
  padding: 1.25rem 1.5rem;
  clip-path: var(--clip-bevel);
  transition: box-shadow var(--transition-speed, 0.25s), transform var(--transition-speed, 0.25s), border-color var(--transition-speed, 0.25s);
}

.page-home .compare-card:hover {
  box-shadow: 0 4px 20px rgba(212, 160, 23, 0.12);
  transform: translateY(-3px);
  border-color: var(--color-gold-dark, #B8860B);
}

.page-home .compare-card-title {
  font-family: var(--font-heading, 'STKaiti', serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-gold-light, #F0C040);
  margin: 0 0 0.35rem;
  letter-spacing: 0.02em;
}

.page-home .compare-card-desc {
  font-family: var(--font-body, 'PingFang SC', sans-serif);
  font-size: 0.9rem;
  color: var(--color-text-muted, #C4A882);
  margin: 0;
  line-height: 1.6;
}

/* ----- 牌局房间卡片 ----- */
.page-home .room-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  width: 100%;
}

.page-home .room-card {
  background: var(--color-surface, #2D1B1B);
  border: 1px solid var(--color-border, #4A2828);
  padding: 1.5rem 1.25rem;
  text-align: center;
  clip-path: var(--clip-bevel);
  transition: box-shadow var(--transition-speed, 0.25s), transform var(--transition-speed, 0.25s), border-color var(--transition-speed, 0.25s);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}

.page-home .room-card:hover {
  box-shadow: 0 4px 24px rgba(212, 160, 23, 0.15);
  transform: translateY(-4px);
  border-color: var(--color-gold-dark, #B8860B);
}

.page-home .room-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-surface-light, #3D2525);
  padding: 0.4rem;
  object-fit: contain;
  border: 2px solid var(--color-border, #4A2828);
  transition: border-color var(--transition-speed, 0.25s);
}

.page-home .room-card:hover .room-icon {
  border-color: var(--color-gold, #D4A017);
}

.page-home .room-card-title {
  font-family: var(--font-heading, 'STKaiti', serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text, #F5E6CC);
  margin: 0;
}

.page-home .room-card-desc {
  font-family: var(--font-body, 'PingFang SC', sans-serif);
  font-size: 0.85rem;
  color: var(--color-text-muted, #C4A882);
  margin: 0;
  line-height: 1.5;
}

/* ===== 桌面端 ≥768px ===== */
@media (min-width: 768px) {
  .page-home {
    --hero-padding: 3rem 3rem;
    --chapter-gap: 3rem;
  }

  /* hero 区：左文右按钮 */
  .page-home .hero {
    min-height: 80vh;
    justify-content: flex-start;
  }

  .page-home .hero-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    gap: 3rem;
  }

  .page-home .hero-text {
    flex: 1 1 55%;
  }

  .page-home .hero-heading {
    align-items: flex-start;
  }

  .page-home .brand-line {
    font-size: 2rem;
  }

  .page-home .slogan-line {
    font-size: 5.5rem;
  }

  .page-home .hero-desc {
    font-size: 1.1rem;
    max-width: 520px;
  }

  .page-home .hero-texture {
    width: 200px;
    height: 200px;
    top: 5%;
    right: 3%;
  }

  .page-home .hero .btn-download {
    margin-top: 0.5rem;
    font-size: 1.2rem;
    padding: 1rem 3.2rem;
  }

  /* 章节：编号与内容左右并排 */
  .page-home .chapter {
    flex-direction: row;
    gap: 2rem;
    padding: 3.5rem 2rem;
  }

  .page-home .chapter-number {
    flex: 0 0 90px;
    font-size: 5.5rem;
    text-align: right;
    opacity: 0.6;
  }

  .page-home .chapter-body {
    flex: 1 1 auto;
  }

  .page-home .chapter-title {
    font-size: 2.2rem;
  }

  .page-home .chapter-desc {
    font-size: 1rem;
  }

  .page-home .chapter-image {
    max-width: 460px;
  }

  /* 对比卡片网格 1×2 */
  .page-home .compare-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }

  .page-home .compare-card {
    padding: 1.5rem 2rem;
  }

  /* 房间卡片网格 1×3 */
  .page-home .room-grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 1.5rem;
  }

  .page-home .room-card {
    padding: 1.75rem 1.25rem;
  }

  .page-home .room-icon {
    width: 72px;
    height: 72px;
  }

  .page-home .notice-item {
    font-size: 0.95rem;
    padding: 0.3rem 2.5rem;
  }
}

/* ===== 大桌面端 ≥1024px ===== */
@media (min-width: 1024px) {
  .page-home .slogan-line {
    font-size: 6.5rem;
  }

  .page-home .chapter-number {
    flex-basis: 120px;
    font-size: 6.5rem;
  }

  .page-home .chapter {
    padding: 4rem 2rem;
    gap: 2.5rem;
  }
}

/* ===== 焦点与可访问性 ===== */
.page-home :focus-visible {
  outline: 2px solid var(--color-gold-light, #F0C040);
  outline-offset: 3px;
}

.page-home .btn-download:focus-visible,
.page-home .link-more:focus-visible,
.page-home .room-card:focus-visible {
  outline-offset: 2px;
}

/* 图片响应式 */
.page-home img {
  max-width: 100%;
  height: auto;
}

/* 段落间距统一 */
.page-home p {
  margin: 0;
}