/* ===== 首页专属样式 .page-home ===== */
.page-home {
  --ph-hero-bg: var(--color-primary, #0B1D3A);
  --ph-hero-accent: var(--color-accent, #D4AF37);
  --ph-hero-cta: var(--color-cta, #FF6B35);
  --ph-card-shadow: 0 8px 32px rgba(0,0,0,0.3);
  --ph-card-radius: 16px;
  --ph-gap: 32px;
  display: block;
  width: 100%;
}

/* ----- 首屏对角色块 ----- */
.ph-hero {
  position: relative;
  background: var(--ph-hero-bg);
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
  isolation: isolate;
}

/* 对角切割色块 */
.ph-hero-diagonal {
  position: absolute;
  top: -10%;
  right: -15%;
  width: 60%;
  height: 140%;
  background: linear-gradient(135deg, rgba(212,175,55,0.12) 0%, rgba(212,175,55,0.03) 40%, transparent 70%);
  transform: skewX(-12deg);
  pointer-events: none;
  z-index: 0;
}

/* 粒子背景模拟 */
.ph-hero-particle {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    radial-gradient(2px 2px at 10% 20%, rgba(212,175,55,0.3), transparent),
    radial-gradient(3px 3px at 30% 60%, rgba(212,175,55,0.2), transparent),
    radial-gradient(1px 1px at 50% 10%, rgba(255,255,255,0.25), transparent),
    radial-gradient(2px 2px at 70% 40%, rgba(212,175,55,0.15), transparent),
    radial-gradient(1px 1px at 90% 70%, rgba(255,255,255,0.2), transparent),
    radial-gradient(3px 3px at 15% 80%, rgba(212,175,55,0.1), transparent),
    radial-gradient(2px 2px at 60% 90%, rgba(255,255,255,0.15), transparent);
  background-size: 200px 200px;
  animation: phParticleFloat 18s ease-in-out infinite alternate;
}

@keyframes phParticleFloat {
  0% { background-position: 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%, 0% 0%; }
  100% { background-position: 20% 30%, 40% 10%, 60% 50%, 80% 20%, 30% 70%, 70% 40%, 50% 80%; }
}

.ph-hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  width: 100%;
}

.ph-hero-text {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.ph-hero-badge {
  display: inline-block;
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--ph-hero-accent);
  border: 1px solid var(--ph-hero-accent);
  padding: 6px 18px;
  width: fit-content;
  background: rgba(212,175,55,0.08);
}

.ph-hero-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: clamp(42px, 7vw, 80px);
  line-height: 1.05;
  color: #ffffff;
  margin: 0;
  letter-spacing: -0.02em;
}

.ph-hero-sub {
  font-family: var(--font-body, 'Noto Serif SC', serif);
  font-size: clamp(16px, 1.4vw, 20px);
  line-height: 1.6;
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  margin: 0;
}

.ph-hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.ph-btn-hero {
  padding: 14px 40px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ph-btn-hero:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,107,53,0.35);
}

.ph-btn-outline {
  background: transparent;
  border: 2px solid rgba(255,255,255,0.3);
  color: #ffffff;
  padding: 12px 36px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 8px;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.ph-btn-outline:hover {
  border-color: var(--ph-hero-accent);
  background: rgba(212,175,55,0.1);
}

.ph-hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.ph-hero-img {
  width: 100%;
  max-width: 600px;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  object-fit: cover;
  aspect-ratio: 800/600;
}

.ph-hero-scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.ph-scroll-arrow {
  display: block;
  width: 24px;
  height: 24px;
  border-right: 2px solid rgba(255,255,255,0.4);
  border-bottom: 2px solid rgba(255,255,255,0.4);
  transform: rotate(45deg);
  animation: phScrollBounce 2s infinite ease-in-out;
}

@keyframes phScrollBounce {
  0%, 100% { opacity: 0.3; transform: rotate(45deg) translateY(0); }
  50% { opacity: 0.8; transform: rotate(45deg) translateY(6px); }
}

/* ----- 快速入口卡片区 ----- */
.ph-quicklinks {
  padding: 80px 0 60px;
  background: var(--color-background-light, #F8F9FA);
}

.ph-section-label {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-accent, #D4AF37);
  margin: 0 0 40px;
  text-align: center;
}

.ph-quicklinks-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--ph-gap);
}

.ph-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 28px;
  background: #ffffff;
  border-radius: var(--ph-card-radius);
  box-shadow: var(--ph-card-shadow);
  text-decoration: none;
  color: var(--color-text-primary, #1E1E1E);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.ph-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.18);
}

.ph-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-accent, #D4AF37);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s ease;
}

.ph-card:hover::before {
  transform: scaleX(1);
}

.ph-card-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border-radius: 50%;
  background: rgba(11,29,58,0.05);
}

.ph-card-img {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.ph-card-icon-v {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: 28px;
  color: var(--color-accent, #D4AF37);
}

.ph-card-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: 22px;
  margin: 0 0 12px;
  color: var(--color-primary, #0B1D3A);
}

.ph-card-desc {
  font-family: var(--font-body, 'Noto Serif SC', serif);
  font-size: 14px;
  line-height: 1.7;
  color: #555;
  margin: 0 0 20px;
  flex: 1;
}

.ph-card-arrow {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-cta, #FF6B35);
  transition: transform 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.ph-card:hover .ph-card-arrow {
  transform: translateX(4px);
}

/* ----- 金色分隔线 ----- */
.ph-separator {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-accent, #D4AF37), transparent);
  margin: 0 auto;
  opacity: 0.4;
  max-width: 600px;
}

.ph-separator--light {
  opacity: 0.2;
  margin: 40px auto;
}

/* ----- 当季规则更新 横向主题带 ----- */
.ph-update {
  padding: 80px 0;
  background: var(--color-primary, #0B1D3A);
  color: #ffffff;
}

.ph-update-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.ph-update-text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ph-section-tag {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--color-accent, #D4AF37);
  display: inline-block;
  margin-bottom: 4px;
}

.ph-update-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: clamp(28px, 3.6vw, 42px);
  margin: 0;
  line-height: 1.1;
  color: #ffffff;
}

.ph-update-desc {
  font-family: var(--font-body, 'Noto Serif SC', serif);
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255,255,255,0.75);
  margin: 0;
}

.ph-update-list {
  list-style: none;
  padding: 0;
  margin: 8px 0 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ph-update-item {
  position: relative;
  padding-left: 24px;
  font-family: var(--font-body, 'Noto Serif SC', serif);
  font-size: 15px;
  line-height: 1.6;
  color: rgba(255,255,255,0.85);
}

.ph-update-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  background: var(--color-accent, #D4AF37);
  border-radius: 50%;
}

.ph-btn-update {
  padding: 14px 36px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 8px;
  align-self: flex-start;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ph-btn-update:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,107,53,0.3);
}

.ph-update-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.ph-update-progress {
  width: 100%;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

.ph-progress-track {
  width: 100%;
  height: 8px;
  background: rgba(255,255,255,0.15);
  border-radius: 4px;
  overflow: hidden;
}

.ph-progress-fill {
  height: 100%;
  background: linear-gradient(to right, var(--color-accent, #D4AF37), var(--color-cta, #FF6B35));
  border-radius: 4px;
  position: relative;
  transition: width 1.5s ease;
}

.ph-progress-fill::after {
  content: '';
  position: absolute;
  right: -4px;
  top: -4px;
  width: 16px;
  height: 16px;
  background: var(--color-accent, #D4AF37);
  border-radius: 50%;
  box-shadow: 0 0 16px rgba(212,175,55,0.5);
}

.ph-progress-label {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-accent, #D4AF37);
  letter-spacing: 1px;
}

/* ----- G区分类概览 纵向正文交错 ----- */
.ph-categories {
  padding: 80px 0;
  background: var(--color-background-light, #F8F9FA);
}

.ph-categories-header {
  text-align: center;
  margin-bottom: 48px;
}

.ph-section-tag-gold {
  color: var(--color-accent, #D4AF37);
  border: 1px solid var(--color-accent, #D4AF37);
  padding: 4px 16px;
  display: inline-block;
  margin-bottom: 12px;
}

.ph-categories-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: clamp(26px, 3.2vw, 38px);
  margin: 0 0 12px;
  color: var(--color-primary, #0B1D3A);
}

.ph-categories-sub {
  font-family: var(--font-body, 'Noto Serif SC', serif);
  font-size: 16px;
  color: #666;
  margin: 0;
}

.ph-categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.ph-cat-item {
  background: #ffffff;
  border-radius: 12px;
  padding: 28px 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ph-cat-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}

.ph-cat-num {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: 32px;
  color: var(--color-accent, #D4AF37);
  line-height: 1;
  min-width: 48px;
  opacity: 0.6;
}

.ph-cat-content {
  flex: 1;
}

.ph-cat-name {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: 18px;
  margin: 0 0 4px;
  color: var(--color-primary, #0B1D3A);
}

.ph-cat-count {
  font-family: var(--font-body, 'Noto Serif SC', serif);
  font-size: 13px;
  color: #888;
  margin: 0;
}

.ph-categories-footer {
  text-align: center;
}

.ph-btn-cat {
  padding: 12px 32px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  background: transparent;
  border: 2px solid var(--color-primary, #0B1D3A);
  color: var(--color-primary, #0B1D3A);
  transition: background 0.3s ease, color 0.3s ease;
}

.ph-btn-cat:hover {
  background: var(--color-primary, #0B1D3A);
  color: #ffffff;
}

/* ----- 版本信息索引 快速入口 ----- */
.ph-index {
  padding: 80px 0;
  background: var(--color-primary, #0B1D3A);
  color: #ffffff;
}

.ph-index-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.ph-index-text {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ph-index-title {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: clamp(26px, 3.2vw, 38px);
  margin: 0;
  line-height: 1.1;
  color: #ffffff;
}

.ph-index-desc {
  font-family: var(--font-body, 'Noto Serif SC', serif);
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255,255,255,0.75);
  margin: 0;
}

.ph-btn-index {
  padding: 14px 36px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 8px;
  align-self: flex-start;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.ph-btn-index:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255,107,53,0.3);
}

.ph-index-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.ph-index-floor {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: rgba(255,255,255,0.05);
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.08);
  width: 100%;
  max-width: 360px;
}

.ph-floor-num {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: 48px;
  color: var(--color-accent, #D4AF37);
  opacity: 0.3;
  line-height: 1;
}

.ph-floor-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
}

.ph-floor-item {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 500;
  font-size: 14px;
  padding: 10px 16px;
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
  color: rgba(255,255,255,0.7);
  transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
  cursor: default;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ph-floor-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent, #D4AF37);
  opacity: 0.4;
}

.ph-floor-item:hover {
  background: rgba(212,175,55,0.12);
  color: #ffffff;
  transform: translateX(4px);
}

/* ----- 底部装饰青海湖背景 ----- */
.ph-bottom-banner {
  position: relative;
  width: 100%;
  height: 320px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ph-bottom-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ph-bottom-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11,29,58,0.7) 0%, rgba(11,29,58,0.2) 100%);
  pointer-events: none;
}

.ph-bottom-text {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 1;
  text-align: center;
}

.ph-bottom-motto {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--color-accent, #D4AF37);
}

.ph-bottom-brand {
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-weight: 700;
  font-size: 28px;
  color: #ffffff;
  letter-spacing: 2px;
}

/* 面包屑 */
.breadcrumb {
  padding: 16px 0;
  background: var(--color-background-light, #F8F9FA);
}

.breadcrumb-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 8px;
  align-items: center;
  font-family: var(--font-heading, 'Inter', sans-serif);
  font-size: 13px;
}

.breadcrumb-item {
  color: #888;
}

.breadcrumb-item a {
  color: var(--color-primary, #0B1D3A);
  text-decoration: none;
}

.breadcrumb-item a:hover {
  color: var(--color-accent, #D4AF37);
}

.breadcrumb-item + .breadcrumb-item::before {
  content: '/';
  margin-right: 8px;
  color: #ccc;
}

.breadcrumb-item[aria-current="page"] {
  color: var(--color-accent, #D4AF37);
  font-weight: 600;
}

/* ===== 响应式 ===== */

/* 平板 768-1023px */
@media (max-width: 1023px) {
  .ph-hero {
    min-height: 70vh;
    padding: 100px 0 60px;
  }

  .ph-hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .ph-hero-text {
    align-items: center;
    text-align: center;
  }

  .ph-hero-sub {
    max-width: 100%;
  }

  .ph-hero-actions {
    justify-content: center;
  }

  .ph-hero-visual {
    display: none;
  }

  .ph-quicklinks-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ph-quicklinks-grid .ph-card:last-child {
    grid-column: 1 / -1;
    max-width: 400px;
    margin: 0 auto;
  }

  .ph-update-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .ph-update-text {
    text-align: center;
    align-items: center;
  }

  .ph-btn-update {
    align-self: center;
  }

  .ph-categories-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .ph-index-row {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .ph-index-text {
    align-items: center;
  }

  .ph-btn-index {
    align-self: center;
  }

  .ph-index-floor {
    max-width: 300px;
  }

  .ph-bottom-banner {
    height: 240px;
  }
}

/* 手机 ≤767px */
@media (max-width: 767px) {
  .ph-hero {
    min-height: 60vh;
    padding: 80px 0 40px;
  }

  .ph-hero-title {
    font-size: 32px;
  }

  .ph-hero-sub {
    font-size: 15px;
  }

  .ph-hero-actions {
    flex-direction: column;
    align-items: center;
    width: 100%;
  }

  .ph-btn-hero,
  .ph-btn-outline {
    width: 100%;
    text-align: center;
    padding: 14px 20px;
  }

  .ph-quicklinks {
    padding: 48px 0 36px;
  }

  .ph-quicklinks-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .ph-quicklinks-grid .ph-card:last-child {
    max-width: 100%;
  }

  .ph-card {
    padding: 28px 20px;
  }

  .ph-section-label {
    font-size: 12px;
    margin-bottom: 24px;
  }

  .ph-update {
    padding: 48px 0;
  }

  .ph-update-title {
    font-size: 24px;
  }

  .ph-update-desc {
    font-size: 14px;
  }

  .ph-categories {
    padding: 48px 0;
  }

  .ph-categories-title {
    font-size: 22px;
  }

  .ph-categories-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .ph-cat-item {
    padding: 20px 16px;
  }

  .ph-cat-num {
    font-size: 26px;
    min-width: 36px;
  }

  .ph-index {
    padding: 48px 0;
  }

  .ph-index-title {
    font-size: 22px;
  }

  .ph-index-desc {
    font-size: 14px;
  }

  .ph-index-floor {
    padding: 16px;
  }

  .ph-floor-num {
    font-size: 36px;
  }

  .ph-floor-item {
    font-size: 13px;
    padding: 8px 12px;
  }

  .ph-bottom-banner {
    height: 180px;
  }

  .ph-bottom-motto {
    font-size: 12px;
    letter-spacing: 4px;
  }

  .ph-bottom-brand {
    font-size: 22px;
  }

  .breadcrumb {
    padding: 12px 0;
  }

  .breadcrumb-list {
    font-size: 12px;
  }
}

/* 确保内容容器不溢出 */
.content-container {
  max-width: var(--max-width, 1200px);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
  box-sizing: border-box;
}

@media (max-width: 767px) {
  .content-container {
    padding-left: 16px;
    padding-right: 16px;
  }
}

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