* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Serif SC', '宋体', 'Times New Roman', serif;
  background: #FDF8E6 url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 200 100" opacity="0.06"><path fill="none" stroke="%238B6B4A" stroke-width="0.4" d="M20 30 Q 60 10, 100 25 T 180 20 M10 70 Q 50 50, 90 65 T 170 60"/></svg>');
  background-repeat: repeat;
  color: #3A3226;
  line-height: 1.8;
  scroll-behavior: smooth;
  padding: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
  position: relative;
  z-index: 5;
}

/* ===== HEADER (复用) ===== */
.site-header {
    background: #1A1612;
    border-bottom: 1px solid rgba(217, 180, 139, 0.3);
    position: relative;
    z-index: 100;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    max-width: 1400px;
    margin: 0 auto;
}
.logo a {
    font-size: 26px;
    font-weight: 700;
    color: #F0E2C5;
    letter-spacing: 2px;
    text-decoration: none;
}
.main-nav { position: absolute; left: 50%; transform: translateX(-50%); }
.nav-list { display: flex; list-style: none; gap: 42px; }
.nav-link {
    font-size: 18px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
    color: #E8DDD0;
    padding: 6px 0;
    position: relative;
    text-decoration: none;
}
.nav-link i { font-size: 16px; color: #D9B48B; }
.nav-link:hover { color: #F0E2C5; }
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 0; height: 2px;
    background: #C77A5A;
    transition: width 0.25s;
}
.nav-link:hover::after { width: 100%; }
.menu-toggle { display: none; flex-direction: column; cursor: pointer; z-index: 10; }
.menu-toggle span { width: 26px; height: 2px; background: #ECE3D8; margin: 5px 0; }

/* ===== 页面主体 ===== */
.page-content {
  max-width: 1200px;
  margin: 50px auto 0;
  padding: 0 28px;
}

/* 顶部大图 */
.hero-banner {
  width: 100%;
  height: 500px;
  border-radius: 24px;
  overflow: hidden;
  margin-bottom: 40px;
  border: 2px solid rgba(200, 160, 115, 0.4);
  box-shadow: 0 15px 30px rgba(70, 40, 15, 0.1);
  position: relative;
}
.hero-banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 30px 40px;
  background: linear-gradient(to top, rgba(20, 15, 10, 0.6), transparent);
  color: #F5E8D4;
}
.hero-overlay h1 {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: 12px;
  text-shadow: 2px 2px 6px #00000030;
  margin-bottom: 6px;
}
.hero-overlay p {
  font-size: 1.1rem;
  opacity: 0.9;
  letter-spacing: 3px;
}

/* 六境区域容器 */
.six-realms {
  margin-bottom: 50px;
}

/* 图文行——错落交替 */
.realm-row {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 50px;
  background: rgba(255, 250, 240, 0.2);
  border: 1px solid rgba(178, 144, 110, 0.2);
  border-radius: 32px;
  padding: 24px 28px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: all 0.2s;
}

/* 图片侧 */
.realm-img {
  flex: 0 0 42%;
  border-radius: 20px;
  overflow: hidden;
  border: 2px solid rgba(190, 150, 100, 0.45);
  box-shadow: 0 10px 20px rgba(60, 30, 10, 0.08);
  aspect-ratio: 4/3;
}
.realm-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s;
}
.realm-img:hover img {
  transform: scale(1.02);
}

/* 文字侧 */
.realm-text {
  flex: 1;
  padding: 10px 0;
}
.realm-name {
  font-size: 2rem;
  font-weight: 700;
  color: #4d2f1a;
  letter-spacing: 4px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.realm-name i {
  color: #b57a4a;
  font-size: 1.8rem;
}
.realm-seal {
  font-size: 0.8rem;
  background: rgba(180, 120, 70, 0.15);
  border: 1px solid rgba(180, 120, 70, 0.4);
  padding: 2px 12px;
  border-radius: 30px;
  margin-left: 10px;
  color: #7a4e2e;
}
.realm-quote {
  font-size: 1.1rem;
  font-style: italic;
  color: #6b4f32;
  margin-bottom: 16px;
  border-left: 4px solid #b57a4a;
  padding-left: 18px;
}
.realm-desc {
  color: #3A2A1C;
  margin-bottom: 20px;
  line-height: 1.9;
}
.realm-tags {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.tag {
  background: rgba(210, 175, 130, 0.2);
  border: 1px solid rgba(170, 130, 80, 0.4);
  padding: 6px 16px;
  border-radius: 40px;
  font-size: 0.9rem;
  color: #4d2f1a;
  backdrop-filter: blur(2px);
}
.tag i {
  margin-right: 6px;
  color: #8B5A2D;
}

/* 错落：偶数行反转 (左文右图) */
.realm-row.reverse {
  flex-direction: row-reverse;
}

/* 分隔装饰 (可选的) */
.divider-sword {
  max-width: 1200px;
  margin: 10px auto 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  color: #b2906e;
  font-size: 1.2rem;
  opacity: 0.5;
}
.divider-sword .line {
  height: 1px;
  flex: 1;
  background: linear-gradient(90deg, transparent, #b2906e, transparent);
}

/* 宣传视频板块 */
.video-section {
  margin: 60px 0 40px;
  background: rgba(235, 218, 192, 0.25);
  border: 1.5px solid rgba(200, 160, 115, 0.4);
  border-radius: 36px;
  padding: 28px;
  backdrop-filter: blur(4px);
}
.video-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}
.video-header i {
  font-size: 2.2rem;
  color: #8B1E2D;
}
.video-header h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #4d311a;
  letter-spacing: 5px;
}
.video-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 20px;
  overflow: hidden;
  border: 3px solid rgba(190, 150, 100, 0.5);
  box-shadow: 0 15px 30px rgba(50, 30, 10, 0.15);
  background: #1a1612;
}
.video-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.video-placeholder {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(20, 15, 10, 0.4);
  color: #F0E2C5;
  pointer-events: none;
}
.video-placeholder i {
  font-size: 4rem;
  opacity: 0.7;
  margin-bottom: 12px;
}
.video-caption {
  margin-top: 14px;
  text-align: center;
  color: #6b4f32;
  font-style: italic;
}

/* 跳转按钮 */
.next-page-section {
  max-width: 1200px;
  margin: 20px auto 50px;
  padding: 0 28px;
  text-align: center;
}
.next-page-btn {
  position: relative;
  display: inline-block;
  width: 100%;
  color: #8B1E2D;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  letter-spacing: 1px;
  transition: all 0.3s;
  opacity: 0.9;
}
.next-page-btn::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 45%;
  height: 1px;
  background: linear-gradient(to right, transparent, #8B1E2D);
  opacity: 0.5;
}
.next-page-btn::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 45%;
  height: 1px;
  background: linear-gradient(to left, transparent, #8B1E2D);
  opacity: 0.5;
}
.next-page-btn:hover {
  letter-spacing: 3px;
  opacity: 1;
}

/* FOOTER */
.site-footer {
  background: #1A1612;
  border-top: 1px solid rgba(217, 180, 139, 0.3);
  padding: 30px 0;
  margin-top: 40px;
  text-align: center;
  color: #8A7E6E;
  font-size: 13px;
}

/* 响应式 */
@media (max-width: 1024px) {
  .main-nav { position: static; transform: none; }
  .nav-list {
    position: fixed; top: 70px; left: -100%;
    width: 75%; height: calc(100vh - 70px);
    background: #2A241E;
    flex-direction: column;
    align-items: center;
    padding-top: 50px;
    transition: left 0.3s;
    gap: 28px;
    box-shadow: 4px 0 20px rgba(0,0,0,0.5);
    z-index: 99;
    border-left: 3px solid #8B1E2D;
  }
  .nav-list.show { left: 0; }
  .menu-toggle { display: flex; }
}
@media (max-width: 760px) {
  .realm-row, .realm-row.reverse {
    flex-direction: column;
    gap: 20px;
    padding: 20px 18px;
  }
  .realm-img {
    flex: auto;
    width: 100%;
  }
  .hero-banner {
    height: 300px;
  }
  .hero-overlay h1 {
    font-size: 2.5rem;
  }
  .container, .page-content {
    padding: 0 16px;
  }
}