/* 长运娱乐传媒文化 - 自适应样式 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "Microsoft YaHei", "微软雅黑", "PingFang SC", "Helvetica Neue", sans-serif; color: #333; line-height: 1.8; background: #fff; }
a { color: #c00; text-decoration: none; transition: color 0.3s; }
a:hover { color: #900; }
img { max-width: 100%; height: auto; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* 顶部导航 */
.header { background: #fff; box-shadow: 0 2px 8px rgba(0,0,0,0.08); position: sticky; top: 0; z-index: 1000; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 20px; max-width: 1200px; margin: 0 auto; }
.logo { font-size: 26px; font-weight: bold; color: #c00; letter-spacing: 2px; }
.logo span { color: #333; font-size: 14px; font-weight: normal; margin-left: 10px; }
.nav { display: flex; gap: 0; }
.nav a { padding: 10px 18px; color: #333; font-size: 15px; border-bottom: 3px solid transparent; transition: all 0.3s; }
.nav a:hover, .nav a.active { color: #c00; border-bottom-color: #c00; }
.menu-toggle { display: none; font-size: 28px; cursor: pointer; color: #c00; background: none; border: none; }

/* 醒目推广按钮 */
.float-promo { position: fixed; top: 75px; right: 20px; z-index: 1001; display: flex; gap: 12px; }
.float-promo a { display: block; padding: 16px 30px; background: linear-gradient(135deg, #b00000, #7a0000); color: #fff; border: 3px solid #ffd700; border-radius: 10px; font-size: 17px; font-weight: bold; text-align: center; cursor: pointer; transition: all 0.3s; box-shadow: 0 4px 16px rgba(139,0,0,0.45); white-space: nowrap; letter-spacing: 1px; }
.float-promo a:hover { background: linear-gradient(135deg, #ffd700, #ffb800); color: #7a0000; transform: scale(1.05); box-shadow: 0 6px 24px rgba(139,0,0,0.6); }

/* 浮动按钮区域 */
.float-buttons { position: fixed; top: 145px; right: 20px; z-index: 999; display: flex; flex-direction: column; gap: 10px; }
.float-btn { display: block; padding: 12px 18px; background: #fff; color: #c00; border: 2px solid #c00; border-radius: 6px; font-size: 14px; font-weight: bold; text-align: center; cursor: pointer; transition: all 0.3s; box-shadow: 0 2px 8px rgba(0,0,0,0.1); white-space: nowrap; }
.float-btn:hover { background: #c00; color: #fff; }

/* 横幅 */
.hero { background: linear-gradient(135deg, #1a0000 0%, #4a0000 50%, #8b0000 100%); color: #fff; padding: 80px 0; text-align: center; }
.hero h1 { font-size: 42px; margin-bottom: 20px; letter-spacing: 4px; }
.hero p { font-size: 18px; opacity: 0.9; max-width: 700px; margin: 0 auto 30px; }
.hero-btn { display: inline-block; padding: 14px 40px; background: #c00; color: #fff; border-radius: 30px; font-size: 16px; transition: all 0.3s; }
.hero-btn:hover { background: #fff; color: #c00; }

/* 首页三列布局 */
.home-grid { display: grid; grid-template-columns: 1fr 2fr 1fr; gap: 30px; padding: 50px 0; }
.home-grid .col { padding: 20px; }
.home-grid .col h2 { font-size: 20px; color: #c00; margin-bottom: 15px; border-left: 4px solid #c00; padding-left: 12px; }
.home-grid .col ul { list-style: none; }
.home-grid .col ul li { padding: 8px 0; border-bottom: 1px dashed #eee; font-size: 14px; }
.home-grid .col ul li a { color: #555; }
.home-grid .col ul li a:hover { color: #c00; }

/* 通用标题 */
.page-title { background: linear-gradient(135deg, #2a0000, #6a0000); color: #fff; padding: 50px 0; text-align: center; }
.page-title h1 { font-size: 36px; letter-spacing: 3px; margin-bottom: 10px; }
.page-title p { font-size: 16px; opacity: 0.85; }

/* 面包屑 */
.breadcrumb { background: #f8f8f8; padding: 12px 0; font-size: 14px; color: #888; }
.breadcrumb a { color: #888; }
.breadcrumb a:hover { color: #c00; }
.breadcrumb span { margin: 0 6px; color: #ccc; }

/* 内容区 */
.content { padding: 50px 0; }
.content h2 { font-size: 24px; color: #333; margin: 30px 0 15px; border-left: 4px solid #c00; padding-left: 12px; }
.content h3 { font-size: 20px; color: #444; margin: 25px 0 12px; }
.content p { font-size: 15px; color: #555; margin-bottom: 15px; text-indent: 2em; text-align: justify; }
.content ul, .content ol { margin: 15px 0 15px 2em; color: #555; font-size: 15px; }
.content ul li, .content ol li { margin-bottom: 8px; }

/* 新闻列表 */
.news-list { list-style: none; }
.news-list li { padding: 20px 0; border-bottom: 1px solid #eee; display: flex; justify-content: space-between; align-items: flex-start; }
.news-list li .news-date { color: #999; font-size: 13px; white-space: nowrap; margin-left: 20px; }
.news-list li a { font-size: 16px; color: #333; flex: 1; }
.news-list li a:hover { color: #c00; }

/* 服务卡片 */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; margin: 30px 0; }
.service-card { background: #fff; border: 1px solid #eee; border-radius: 8px; padding: 30px 20px; text-align: center; transition: all 0.3s; }
.service-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.1); transform: translateY(-4px); }
.service-card .icon { font-size: 40px; margin-bottom: 15px; }
.service-card h3 { font-size: 18px; color: #333; margin-bottom: 10px; }
.service-card p { font-size: 14px; color: #777; text-indent: 0; }

/* 联系信息 */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin: 30px 0; }
.contact-info { background: #fafafa; padding: 30px; border-radius: 8px; }
.contact-info h3 { font-size: 18px; color: #c00; margin-bottom: 15px; }
.contact-info p { font-size: 15px; color: #555; margin-bottom: 12px; text-indent: 0; }

/* 页脚 */
.footer { background: #1a1a1a; color: #aaa; padding: 40px 0 20px; margin-top: 50px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 30px; }
.footer h3 { color: #fff; font-size: 16px; margin-bottom: 15px; }
.footer p, .footer li { font-size: 13px; color: #888; line-height: 2; }
.footer ul { list-style: none; }
.footer a { color: #888; }
.footer a:hover { color: #c00; }
.footer-bottom { text-align: center; padding-top: 20px; border-top: 1px solid #333; font-size: 13px; color: #666; }

/* 响应式 - 平板 */
@media (max-width: 992px) {
  .home-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 32px; }
  .hero { padding: 50px 0; }
}

/* 响应式 - 手机 */
@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; flex-direction: column; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
  .nav.open { display: flex; }
  .nav a { padding: 14px 20px; border-bottom: 1px solid #f0f0f0; }
  .service-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 26px; }
  .hero p { font-size: 15px; }
  .page-title h1 { font-size: 26px; }
  .float-promo { top: 60px; right: 10px; gap: 6px; }
  .float-promo a { padding: 10px 16px; font-size: 13px; border-width: 2px; }
  .float-buttons { top: 115px; right: 10px; }
  .float-btn { padding: 8px 12px; font-size: 12px; }
  .news-list li { flex-direction: column; }
  .news-list li .news-date { margin-left: 0; margin-top: 6px; }
  .header-inner { flex-wrap: wrap; }
}