*{margin:0;padding:0;box-sizing:border-box;font-family:'Segoe UI',Microsoft YaHei,sans-serif}
:root{
  --primary:#165DFF;
  --blue1:#00E5FF;
  --blue2:#165DFF;
  --blue3:#0C3483;
  --glow:0 0 30px rgba(22,93,255,0.35);
  --gradient:linear-gradient(135deg,#165DFF,#00E5FF);
  --dark-gradient:linear-gradient(135deg,#0C3483,#165DFF);
  --bg:#0B1222;
  --card:rgba(255,255,255,0.05);
  --card-hover:rgba(255,255,255,0.08);
  --text:#fff;
  --sub:#94A3B8;
  --radius:20px;
  --radius-sm:12px;
  --shadow:0 8px 25px rgba(0,0,0,0.2);
  --shadow-hover:0 20px 60px rgba(22,93,255,0.25);
  --border:rgba(255,255,255,0.1);
}
body{background:var(--bg);color:var(--sub);overflow-x:hidden;scroll-behavior:smooth}
.container{max-width:1300px;margin:0 auto;padding:0 24px}
a{text-decoration:none;color:inherit}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 30px;background:var(--gradient);color:#fff;border-radius:var(--radius-sm);font-weight:600;transition:.4s}
.btn:hover{transform:translateY(-4px)}

/* 导航 */
.header{position:fixed;top:0;left:0;width:100%;z-index:999;background:rgba(11,18,34,0.85);backdrop-filter:blur(25px);border-bottom:1px solid var(--border);transition:all .3s ease;box-shadow:0 2px 20px rgba(0,0,0,0.1)}
.header.scrolled{background:rgba(11,18,34,0.98);box-shadow:0 4px 30px rgba(0,0,0,0.15)}
.nav{display:flex;justify-content:space-between;align-items:center;height:90px;transition:all .3s ease}
.logo{font-size:28px;font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;transition:all .3s ease;display:flex;align-items:center;gap:12px;padding:16px 0;margin-left:-50px}
.logo:hover{transform:scale(1.05);filter:drop-shadow(0 0 15px rgba(0,229,255,0.5))}
.logo::before{content:'🖥️';font-size:24px;animation:glow 2s ease-in-out infinite alternate}
.nav-menu{display:flex;gap:20px;visibility:visible;opacity:1;align-items:center;list-style:none}
.nav-menu li{list-style:none}
.nav-menu a{font-weight:600;color:#fff;font-size:15px;transition:.4s;position:relative;padding:16px 12px;border-radius:8px}
.nav-menu a::after{content:'';position:absolute;bottom:8px;left:12px;right:12px;height:2px;background:var(--gradient);transition:.4s;border-radius:2px;transform:scaleX(0);transform-origin:center}
.nav-menu a:hover{color:var(--blue1);transform:translateY(-2px);background:rgba(22,93,255,0.1)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.active{color:var(--blue1)}
@keyframes glow{0%{filter:drop-shadow(0 0 5px rgba(0,229,255,0.5))}100%{filter:drop-shadow(0 0 20px rgba(0,229,255,0.8))}}

/* 汉堡按钮 */
.hamburger{display:none;flex-direction:column;justify-content:space-between;width:30px;height:22px;cursor:pointer;z-index:1000}
.hamburger span{width:100%;height:2px;background:var(--gradient);border-radius:2px;transition:all .3s ease}

/* 面包屑 */
.breadcrumb{padding:130px 24px 30px;font-size:15px;color:#888}
.breadcrumb a{color:var(--blue1)}
.breadcrumb span{margin:0 10px;color:#444}

/* 页面标题 */
.page-head{text-align:center;margin:20px 0 60px}
.page-title{font-size:44px;font-weight:700;color:var(--text);margin-bottom:12px}
.page-desc{font-size:18px;margin-bottom:24px}
.section{padding:60px 0}
.sec-head{text-align:center;margin-bottom:60px}
.sec-title{font-size:42px;font-weight:700;color:var(--text);margin-bottom:12px}
.sec-desc{font-size:18px;max-width:600px;margin:0 auto}

/* Hero区域 */
.hero{height:100vh;position:relative;display:grid;place-items:center;overflow:hidden;padding-top:60px}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 60%,rgba(22,93,255,0.15),transparent 50%),radial-gradient(circle at 80% 30%,rgba(0,229,255,0.1),transparent 40%),#0B1222}
.slides-wrapper{position:absolute;inset:0;list-style:none;margin:0;padding:0}
.slide{position:absolute;inset:0;opacity:0;animation:slide 16s infinite ease-in-out}
.slide img{width:100%;height:100%;object-fit:cover;object-position:center}
.slide::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(12,52,131,0.7),rgba(11,18,34,0.85))}
@keyframes slide{0%{opacity:0;transform:scale(1.08)}12%{opacity:1;transform:scale(1)}40%{opacity:1;transform:scale(1)}52%{opacity:0;transform:scale(1.08)}100%{opacity:0}}
.slides-wrapper .slide:nth-child(1){animation-delay:0s}
.slides-wrapper .slide:nth-child(2){animation-delay:5s}
.slides-wrapper .slide:nth-child(3){animation-delay:10s}
.slides-wrapper .slide:nth-child(4){animation-delay:15s}
.slide-content{position:absolute;z-index:1;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;text-align:center;max-width:800px;padding:0 24px}
.slide-content h5{font-size:48px;font-weight:800;margin-bottom:16px;text-shadow:0 0 20px rgba(22,93,255,0.5)}
.slide-content h4{font-size:24px;font-weight:500;margin-bottom:24px;opacity:.9}
.slide-content .slide-btn{display:inline-block;padding:18px 48px;background:var(--gradient);color:#fff;border-radius:var(--radius-sm);font-weight:600;text-decoration:none;transition:.4s;box-shadow:var(--glow)}
.slide-content .slide-btn:hover{transform:translateY(-4px);box-shadow:0 0 40px rgba(22,93,255,0.4)}
.hero-box{position:relative;z-index:2;text-align:center;max-width:960px;padding:0 24px}
.hero-title{font-size:60px;font-weight:800;color:#fff;line-height:1.15;margin-bottom:24px;white-space:nowrap;text-shadow:0 0 40px rgba(22,93,255,0.4)}
.hero-desc{font-size:22px;color:var(--sub);margin-bottom:50px;line-height:1.6}
.hero .btn{padding:18px 48px;font-size:16px}
.hero .btn:hover{transform:translateY(-6px);box-shadow:0 0 50px rgba(22,93,255,0.45)}

/* 网格卡片 */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.card{background:var(--card);border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);transition:.4s;display:flex;flex-direction:column;min-height:300px}
.card:hover{transform:translateY(-12px);background:var(--card-hover);box-shadow:var(--shadow-hover);border-color:rgba(22,93,255,0.2)}
.card-img{width:100%;height:260px;object-fit:cover}
.card-body{padding:32px;flex:1;display:flex;flex-direction:column;justify-content:space-between}
.card-body > div{margin-bottom:16px}
.card-title{font-size:22px;font-weight:600;color:#fff;margin-bottom:16px;line-height:1.3}
.card-text{font-size:15px;line-height:1.7;margin-bottom:20px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.card-body a{color:var(--blue1);font-weight:600;align-self:flex-start;margin-top:16px;transition:.3s}
.card-body a:hover{transform:translateX(4px)}

/* 博客列表 */
.blog-list{display:flex;flex-direction:column;gap:24px;margin-bottom:60px}
.blog-item{display:grid;grid-template-columns:240px 1fr;gap:24px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:.4s;align-items:center}
.blog-item:hover{transform:translateX(6px);border-color:rgba(22,93,255,0.2)}
.blog-img{width:100%;height:160px;object-fit:cover;border-radius:var(--radius-sm)}
.blog-info{display:flex;flex-direction:column;gap:12px}
.blog-title{font-size:24px;font-weight:700;color:var(--text);transition:.3s}
.blog-title:hover{color:var(--blue1)}
.blog-meta{display:flex;align-items:center;gap:20px;font-size:14px;color:var(--sub)}
.blog-desc{font-size:15px;line-height:1.7;color:var(--sub);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* 相册网格 */
.album-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-bottom:60px}
.album-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s;cursor:pointer}
.album-card:hover{transform:translateY(-10px);border-color:rgba(22,93,255,0.2)}
.album-cover{width:100%;height:220px;object-fit:cover;display:block}
.album-info{padding:20px}
.album-title{font-size:18px;font-weight:600;color:#fff;margin-bottom:8px}
.album-meta{font-size:14px;color:var(--sub);display:flex;justify-content:space-between}

/* 相册展示 */
.album-head{text-align:center;margin-bottom:40px}
.album-title-lg{font-size:40px;font-weight:700;color:var(--text);margin-bottom:16px}
.album-meta-row{display:flex;justify-content:center;gap:24px;font-size:15px;color:var(--sub)}
.album-desc{font-size:16px;max-width:900px;margin:0 auto;line-height:1.8}

/* 图片操作提示 */
.photo-hint{display:flex;justify-content:center;gap:30px;margin:24px auto 0;max-width:800px;padding:16px 24px;background: rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius);backdrop-filter:blur(10px)}
.hint-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--sub);transition:.3s ease}
.hint-item:hover{color:var(--text)}
.hint-icon{font-size:16px;font-weight:bold}

/* 响应式提示框 */
@media(max-width:768px){
  .photo-hint{flex-direction:column;gap:12px;align-items:center;text-align:center}
  .hint-item{justify-content:center}
}

/* 照片容器 */
.photo-container{margin:40px 0}

/* 主图样式 */
.photo-main-image{
  display:flex;
  justify-content:center;
  align-items:center;
  width:100%;
  min-height:60vh;
  padding:20px 24px;
}
.photo-main-image .main-image{
  max-width:95%;
  width:auto;
  height:auto;
  max-height:75vh;
  object-fit:contain;
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,0.1);
  cursor:pointer;
  transition:.3s ease;
  box-shadow:0 12px 40px rgba(0,0,0,0.4);
}
.photo-main-image .main-image:hover{
  transform:scale(1.02);
  box-shadow:0 12px 40px rgba(22,93,255,0.25);
  border-color:rgba(22,93,255,0.4);
}

/* 缩略图网格 */
.photo-thumbs{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(180px,1fr));
  gap:20px;
  align-items:center;
  justify-items:center;
  width:100%;
  max-width:95%;
  margin:32px auto 0;
}
.photo-thumbs img{
  width:180px;
  height:140px;
  object-fit:cover;
  display:block;
  border-radius:var(--radius-sm);
  cursor:pointer;
  transition:.3s ease;
  border:1px solid rgba(255,255,255,0.1);
  box-shadow:0 4px 16px rgba(0,0,0,0.2);
}
.photo-thumbs img:hover{
  transform:scale(1.05);
  box-shadow:0 8px 24px rgba(22,93,255,0.15);
  border-color:rgba(22,93,255,0.3);
}

/* 移动设备布局 */
@media(max-width:768px){
  .photo-main-image{
    min-height:50vh;
    padding:16px;
  }
  .photo-main-image .main-image{
    max-width:100%;
  }
  .photo-thumbs img{
    width:120px;
    height:100px;
  }
}

/* 灯箱效果 */
.lightbox{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.95);display:none;align-items:center;justify-content:center;z-index:9999;backdrop-filter:blur(5px)}
.lightbox.show{display:flex}
.lightbox-img{max-width:90%;max-height:90%;object-fit:contain;border-radius:var(--radius);animation:fadeIn .3s ease}
.lightbox-close{position:absolute;top:30px;right:30px;width:50px;height:50px;background: rgba(255, 255, 255, 0.1);backdrop-filter: blur(10px);border: 1px solid rgba(255, 255, 255, 0.2);border-radius: 50%;color: #fff;font-size: 28px;font-weight: 300;cursor: pointer;display: flex;align-items: center;justify-content: center;transition: all .3s ease;z-index: 10;box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3)}
.lightbox-close:hover{background: var(--blue1);color: #fff;border-color: var(--blue1);transform: scale(1.05);box-shadow: 0 6px 16px rgba(22, 93, 255, 0.4)}
.lightbox-prev,.lightbox-next{position:absolute;top:50%;transform:translateY(-50%);width:60px;height:60px;background: rgba(255, 255, 255, 0.1);backdrop-filter: blur(10px);border: 1px solid rgba(255, 255, 255, 0.2);border-radius: 50%;color: #fff;font-size: 24px;font-weight: 300;cursor: pointer;display: flex;align-items: center;justify-content: center;transition: all .3s ease;z-index: 10;box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3)}
.lightbox-prev{left: 30px}
.lightbox-next{right: 30px}
.lightbox-prev:hover,.lightbox-next:hover{background: var(--blue1);border-color: var(--blue1);transform: translateY(-50%) scale(1.05);box-shadow: 0 6px 16px rgba(22, 93, 255, 0.4)}

.lightbox-info{position:absolute;bottom:30px;left:50%;transform: translateX(-50%);background: rgba(0, 0, 0, 0.7);backdrop-filter: blur(10px);border: 1px solid rgba(255, 255, 255, 0.2);border-radius: 30px;padding: 8px 20px;color: #fff;font-size: 14px;font-weight: 500;z-index: 10;box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3)}

@keyframes fadeIn{from{opacity:0;transform:scale(0.9);}to{opacity:1;transform:scale(1);}}

/* 下载列表 */
.download-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.download-card{background:var(--card);border-radius:var(--radius);padding:32px;border:1px solid var(--border);transition:.4s;display:flex;align-items:center;gap:24px}
.download-card:hover{transform:translateY(-10px);border-color:rgba(22,93,255,0.2)}
.download-icon{width:80px;height:80px;border-radius:var(--radius-sm);background:linear-gradient(135deg,rgba(22,93,255,0.1),rgba(0,229,255,0.1));display:grid;place-items:center;border:1px solid rgba(22,93,255,0.2)}
.download-icon svg{width:40px;height:40px;fill:var(--blue1)}
.download-info{flex:1}
.download-title{font-size:22px;font-weight:600;color:#fff;margin-bottom:8px}
.download-meta{display:flex;gap:20px;font-size:14px;color:#888;margin-bottom:12px}
.download-size,.download-date{display:flex;align-items:center;gap:6px}
.download-btn-group{display:flex;gap:24px;flex-wrap:wrap}
.download-btn-main{display:inline-flex;align-items:center;justify-content:center;padding:16px 48px;background:var(--gradient);color:#fff;border-radius:var(--radius-sm);font-weight:600;transition:.4s;font-size:18px}
.download-btn-main:hover{transform:translateY(-6px)}

/* 导航网格 */
.nav-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.nav-item{background:var(--card);border-radius:var(--radius);border:1px solid var(--border);padding:24px;text-align:center;transition:.4s}
.nav-item:hover{transform:translateY(-12px);border-color:rgba(22,93,255,0.25)}
.nav-icon{width:60px;height:60px;margin:0 auto 16px;border-radius:50%;background:var(--gradient);display:grid;place-items:center;font-size:24px;color:#fff}
.nav-item-title{font-size:18px;font-weight:600;color:#fff;margin-bottom:8px}
.nav-item-desc{font-size:14px;color:var(--sub);line-height:1.5}

/* 分类导航 */
.page-nav{display:flex;justify-content:center;flex-wrap:wrap;gap:16px;margin:0 auto 32px;padding:16px;max-width:800px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius)}
.page-nav-item{padding:8px 20px;font-size:16px;font-weight:600;color:#fff;border-radius:var(--radius-sm);transition:.3s;white-space:nowrap}
.page-nav-item:hover{background:rgba(22,93,255,0.15);color:var(--blue1);border-color:var(--blue1)}
.page-nav-item.active{background:var(--gradient);color:#fff}
.category-section{margin-bottom:80px}
.category-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px;padding-bottom:16px;border-bottom:1px solid var(--border)}
.category-title{font-size:28px;font-weight:600;color:#fff}
.more-btn{display:inline-flex;align-items:center;justify-content:center;padding:8px 24px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);font-weight:600;color:#fff;transition:.4s}
.more-btn:hover{transform:translateY(-4px);border-color:var(--blue1);color:var(--blue1)}

/* 文章详情 */
.article{width:100%;max-width:1200px;margin:0 auto;background:var(--card);padding:30px 20px;border-radius:var(--radius);border:1px solid var(--border);box-sizing:border-box}
.article-title{font-size:32px;font-weight:700;color:#fff;line-height:1.3;margin:0 auto 20px;text-align:center;max-width:100%}
.article-meta{font-size:15px;color:#888;text-align:center;margin-bottom:30px}
.article-content{font-size:18px;line-height:2;color:var(--sub);word-break:break-word;overflow-wrap:break-word;width:100%}
.article-content p{margin-bottom:24px}
.article-head{text-align:center;margin-bottom:40px}
.article-title-lg{font-size:36px;font-weight:700;color:var(--text);line-height:1.3;margin-bottom:16px}
.article-meta-row{display:flex;justify-content:center;gap:24px;font-size:15px;color:var(--sub)}
.article-content-box{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:40px;margin-bottom:60px}
.article-content-box p{font-size:16px;line-height:2;margin-bottom:20px;color:var(--sub)}
.article-content-box h2{font-size:24px;color:var(--text);margin:30px 0 16px}
.article-content-box img{max-width:100%;border-radius:var(--radius-sm);margin:20px 0}

/* 案例展示 */
.wrap{max-width:1000px;margin:0 auto}
.cover{width:100%;border-radius:var(--radius);margin-bottom:40px;box-shadow:0 0 60px rgba(22,93,255,0.15)}
.title-lg{font-size:48px;font-weight:700;color:#fff;margin-bottom:16px}
.subtitle-lg{font-size:20px;color:var(--sub);margin-bottom:50px}
.info{display:flex;flex-wrap:wrap;gap:30px;background:var(--card);padding:36px;border-radius:var(--radius);border:1px solid var(--border);margin-bottom:50px}
.info-item{display:flex;flex-direction:column}
.info-label{font-size:14px;color:#888;margin-bottom:4px}
.info-value{font-weight:600;color:#fff;font-size:16px}
.sec-title{font-size:28px;font-weight:600;color:#fff;margin:50px 0 24px;position:relative;padding-left:16px}
.sec-title::before{content:'';position:absolute;left:0;top:8px;bottom:8px;width:4px;background:var(--gradient);border-radius:2px}
.tags{display:flex;flex-wrap:wrap;gap:14px;margin:20px 0 40px}
.tag{padding:10px 20px;background:rgba(22,93,255,0.1);color:var(--blue1);border-radius:50px;font-size:14px;font-weight:500;border:1px solid rgba(22,93,255,0.2)}
.desc{font-size:18px;line-height:2;color:var(--sub)}
.desc p{margin-bottom:26px}
.btns{display:flex;justify-content:center;gap:20px;margin-top:80px}

/* 下载详情 */
.download-header{background:var(--card);border-radius:var(--radius);padding:40px;border:1px solid var(--border);margin-bottom:40px;display:flex;align-items:center;gap:30px}
.download-header-icon{width:100px;height:100px;border-radius:var(--radius-sm);background:linear-gradient(135deg,rgba(22,93,255,0.1),rgba(0,229,255,0.1));display:grid;place-items:center;border:1px solid rgba(22,93,255,0.2)}
.download-header-icon svg{width:50px;height:50px;fill:var(--blue1)}
.download-header-info{flex:1}
.download-header-title{font-size:32px;font-weight:700;color:#fff;margin-bottom:12px}
.download-header-meta{display:flex;flex-wrap:wrap;gap:24px;margin-bottom:20px}
.meta-item{display:flex;align-items:center;gap:8px;font-size:15px}
.meta-item svg{width:18px;height:18px;fill:#888}
.download-info-box{background:var(--card);border-radius:var(--radius);padding:36px;border:1px solid var(--border);margin-bottom:40px}
.info-list{list-style:none;display:flex;flex-direction:column;gap:16px}
.info-list li{display:flex;gap:12px;align-items:flex-start}
.info-list li::before{content:'';width:8px;height:8px;border-radius:50%;background:var(--blue1);margin-top:8px;flex-shrink:0}

/* 关于我们 */
.about-container{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-bottom:80px}
.about-left{background:var(--card);border-radius:var(--radius);padding:40px;border:1px solid var(--border);display:grid;place-items:center}
.about-img{width:80%;border-radius:var(--radius);border:1px solid rgba(22,93,255,0.2);box-shadow:0 0 60px rgba(22,93,255,0.1)}
.about-right{display:flex;flex-direction:column;justify-content:center}
.about-title{font-size:32px;font-weight:700;color:#fff;margin-bottom:24px;position:relative;padding-left:16px}
.about-title::before{content:'';position:absolute;left:0;top:8px;bottom:8px;width:4px;background:var(--gradient);border-radius:2px}
.about-desc{font-size:18px;line-height:2;margin-bottom:32px}
.advantage{margin-bottom:80px}
.advantage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:40px}
.advantage-card{background:var(--card);border-radius:var(--radius);padding:36px;border:1px solid var(--border);transition:.4s;text-align:center}
.advantage-card:hover{transform:translateY(-10px);border-color:rgba(22,93,255,0.2)}
.advantage-icon{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,rgba(22,93,255,0.1),rgba(0,229,255,0.1));display:grid;place-items:center;border:1px solid rgba(22,93,255,0.2);margin:0 auto 24px}
.advantage-icon svg{width:40px;height:40px;fill:var(--blue1)}
.advantage-card-title{font-size:20px;font-weight:600;color:#fff;margin-bottom:12px}
.advantage-card-desc{font-size:15px;line-height:1.7}
.contact{background:var(--card);border-radius:var(--radius);padding:40px;border:1px solid var(--border);margin-bottom:80px}
.contact-title{font-size:28px;font-weight:600;color:#fff;margin-bottom:32px;position:relative;padding-left:16px}
.contact-title::before{content:'';position:absolute;left:0;top:8px;bottom:8px;width:4px;background:var(--gradient);border-radius:2px}
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}
.contact-item{display:flex;flex-direction:column;align-items:center;text-align:center}
.contact-icon{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,rgba(22,93,255,0.1),rgba(0,229,255,0.1));display:grid;place-items:center;border:1px solid rgba(22,93,255,0.2);margin:0 auto 16px}
.contact-icon svg{width:30px;height:30px;fill:var(--blue1)}
.contact-item-title{font-size:18px;font-weight:600;color:#fff;margin-bottom:8px}
.contact-item-content{font-size:15px;line-height:1.6}

/* 上下篇导航 */
.prev-next{display:flex;justify-content:space-between;gap:20px;margin:60px 0;max-width:800px;margin-left:auto;margin-right:auto}
.prev-item,.next-item{flex:0 1 48%;background: rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);border-radius:var(--radius);padding:20px;transition:.4s;backdrop-filter:blur(10px)}
.prev-item:hover,.next-item:hover{border-color:rgba(22,93,255,0.3);transform:translateY(-4px);box-shadow:0 8px 24px rgba(22,93,255,0.1)}
.prev-text,.next-text{font-size:14px;color:var(--sub);margin-bottom:8px}
.prev-content,.next-content{font-size:16px;font-weight:600;color:#fff;transition:.3s}
.prev-content:hover,.next-content:hover{color:var(--blue1)}
.prev-title,.next-title{font-size:15px;color:var(--sub);margin-bottom:6px}
.prev-title-lg,.next-title-lg{font-size:16px;color:#fff;font-weight:500;line-height:1.4}

/* 分页 - 优化样式 */
.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin:60px 0;flex-wrap:wrap}
.pagination ul{display:flex;align-items:center;gap:8px;flex-wrap:wrap;list-style:none}
.pagination .page-item{display:flex;align-items:center;justify-content:center}
.pagination .page-link{display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;padding:0 16px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);font-weight:600;transition:.3s;cursor:pointer;color:var(--sub);text-decoration:none}
.pagination .page-link:hover{border-color:var(--blue1);color:var(--blue1)}
.pagination .page-item.active .page-link{background:var(--gradient);color:#fff;border-color:var(--primary)}
.pagination .page-item.disabled .page-link{opacity:.5;cursor:not-allowed}
.pagination .page-item .page-link:focus{outline:none;box-shadow:0 0 0 2px rgba(22,93,255,0.2)}
.pagination .jumpto{display:flex;align-items:center;gap:8px}
.pagination .page_number{width:80px;height:44px;padding:0 12px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:14px;outline:none;transition:.3s}
.pagination .page_number:focus{border-color:var(--blue1);box-shadow:0 0 0 2px rgba(22,93,255,0.2)}
.pagination .submit{display:inline-flex;align-items:center;justify-content:center;min-width:60px;height:44px;padding:0 16px;background:var(--gradient);color:#fff;border:1px solid var(--primary);border-radius:var(--radius-sm);font-weight:600;transition:.3s;cursor:pointer;font-size:14px}
.pagination .submit:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(22,93,255,0.3)}
.pagination .submit:focus{outline:none;box-shadow:0 0 0 2px rgba(22,93,255,0.2)}
.pagination span{color:var(--sub);font-size:14px}

/* 友情链接 */
.links{padding:30px 0;border-bottom:1px solid var(--border);margin-bottom:20px}
.links-title{font-size:18px;color:var(--text);margin-bottom:15px;font-weight:600}
.links-list{display:flex;flex-wrap:wrap;justify-content:center;gap:15px}
.links-list a{color:var(--sub);font-size:14px;padding:6px 12px;border-radius:6px;transition:.3s}
.links-list a:hover{color:var(--blue1);background:rgba(22,93,255,0.1)}

/* 页脚 */
.footer{background:#070D1B;color:#64748B;text-align:center;padding:50px 0;margin-top:100px;border-top:1px solid var(--border)}

/* 返回顶部和底部按钮 */
.floating-buttons{position:fixed;right:24px;bottom:24px;display:flex;flex-direction:column;gap:12px;z-index:998}
.float-btn{width:48px;height:48px;background:var(--card);border:1px solid var(--border);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.3s;opacity:0;visibility:hidden;transform:translateY(20px)}
.float-btn.show{opacity:1;visibility:visible;transform:translateY(0)}
.float-btn:hover{background:var(--blue1);border-color:var(--blue1);transform:scale(1.1)}
.float-btn svg{width:20px;height:20px;fill:var(--sub);transition:.3s}
.float-btn:hover svg{fill:#fff}

/* 响应式设计 */
@media(max-width:1200px){
  .album-grid{grid-template-columns:repeat(3,1fr)}
  .photo-content{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1024px){
  .photo-content{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .photo-content{grid-template-columns:1fr}
}
@media(max-width:1024px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .album-grid{grid-template-columns:repeat(2,1fr)}
  .nav-grid{grid-template-columns:repeat(2,1fr)}
  .download-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:repeat(2,1fr)}
  .advantage-grid{grid-template-columns:repeat(2,1fr)}
  .about-container{grid-template-columns:1fr}
  .nav-menu{gap:25px}
  .nav-menu a{font-size:15px}
  .category-title{font-size:24px}
  .page-title{font-size:38px}
}
@media(max-width:768px){
  .grid{grid-template-columns:1fr}
  .album-grid{grid-template-columns:1fr}
  .photo-grid{grid-template-columns:1fr}
  .nav-grid{grid-template-columns:1fr}
  .hero-title{font-size:38px}
  .hero-desc{font-size:18px}
  .slide-content h5{font-size:32px}
  .slide-content h4{font-size:18px}
  .slide-content .slide-btn{padding:10px 24px;font-size:14px}
  .page-title{font-size:32px}
  .blog-item{grid-template-columns:1fr}
  .blog-img{height:200px}
  .contact-grid{grid-template-columns:1fr}
  .advantage-grid{grid-template-columns:1fr}
  .download-header{flex-direction:column;text-align:center}
  .prev-next{flex-direction:column}
  .about-container{gap:24px}
  .hamburger{display:flex}
  .nav-menu{position:fixed;top:0;right:0;width:280px;height:100vh;background:var(--bg);flex-direction:column;padding:100px 30px 30px;gap:30px;box-shadow:-5px 0 20px rgba(0,0,0,0.3);transform:translateX(100%);transition:transform .4s ease,opacity .4s ease;opacity:0;visibility:hidden;z-index:999}
  .nav-menu.active{transform:translateX(0);opacity:1;visibility:visible}
  .hamburger.active span:nth-child(1){transform:rotate(45deg) translate(6px,8px)}
  .hamburger.active span:nth-child(2){opacity:0}
  .hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(6px,-8px)}
  .nav{height:70px}
  .nav-menu a{font-size:18px}
  .links-list{gap:10px}
  .links-list a{font-size:13px;padding:5px 10px}
  .page-nav{gap:12px;padding:12px}
  .page-nav-item{padding:6px 16px;font-size:14px}
  .category-header{flex-direction:column;align-items:flex-start;gap:12px}
  .article-content-box{padding:24px}
  .article-title-lg{font-size:28px}
  .title-lg{font-size:36px}
  .info{gap:20px}
}
@media(max-width:480px){
  .container{padding:0 16px}
  .hero-title{font-size:28px;white-space:normal}
  .sec-title{font-size:24px}
  .album-grid,.photo-grid{grid-template-columns:1fr}
  .download-grid{grid-template-columns:1fr}
  .download-card{flex-direction:column;text-align:center}
  .pagination{gap:6px}
  .page{min-width:40px;height:40px;padding:0 12px;font-size:14px}
}