/* AI云营 Blog Styles */
:root{--primary:#6C5CE7;--primary-light:#A29BFE;--secondary:#00CEC9;--accent:#FD79A8;--bg:#F5F6FA;--card:#FFFFFF;--text:#1A1A2E;--text2:#5A5A7A;--text3:#9A9ABF;--border:rgba(108,92,231,0.15);--radius:12px;--radius-lg:20px;--font:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.container{width:100%;max-width:900px;margin:0 auto;padding:0 20px}

/* Nav */
.blog-nav{background:rgba(255,255,255,.95);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}
.blog-nav .container{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;max-width:1100px}
.blog-logo{font-size:1.2rem;font-weight:700;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.blog-nav-links{display:flex;gap:24px}
.blog-nav-links a{font-size:.85rem;color:var(--text2);font-weight:500;transition:color .2s}
.blog-nav-links a:hover{color:var(--primary)}

/* Blog Header */
.blog-main{padding:40px 0 60px;min-height:70vh}
.blog-header{text-align:center;margin-bottom:40px}
.blog-header h1{font-size:2rem;font-weight:800;margin-bottom:8px}
.blog-header p{color:var(--text2)}
.blog-cats{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-top:20px}
.blog-cat-tag{padding:6px 14px;border-radius:50px;font-size:.8rem;font-weight:500;background:var(--card);border:1px solid var(--border);color:var(--text2);transition:all .2s}
.blog-cat-tag:hover,.blog-cat-tag.active{border-color:var(--primary);color:var(--primary);background:rgba(108,92,231,.04)}

/* Blog Grid */
.blog-grid{display:grid;gap:16px}
.blog-card{display:block;background:var(--card);border-radius:var(--radius-lg);padding:24px;border:1px solid var(--border);transition:all .3s}
.blog-card:hover{border-color:rgba(108,92,231,.35);transform:translateY(-3px);box-shadow:0 8px 32px rgba(0,0,0,.08)}
.blog-card-body h3{font-size:1.15rem;font-weight:700;margin:8px 0;line-height:1.4;color:var(--text)}
.blog-card:hover h3{color:var(--primary)}
.blog-card-body p{font-size:.9rem;color:var(--text2);line-height:1.6}
.blog-meta{display:flex;gap:12px;align-items:center;font-size:.8rem}
.blog-cat{background:rgba(108,92,231,.08);color:var(--primary);padding:2px 10px;border-radius:50px;font-weight:500}
.blog-date{color:var(--text3)}
.blog-keywords{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.blog-keywords span{padding:2px 8px;background:var(--bg);border-radius:50px;font-size:.7rem;color:var(--text3)}
.blog-empty{padding:60px 20px;text-align:center}
.blog-pagination{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:40px}
.blog-page-link{padding:8px 16px;border-radius:8px;border:1px solid var(--border);font-size:.85rem;color:var(--primary);transition:all .2s}
.blog-page-link:hover{background:rgba(108,92,231,.04);border-color:var(--primary)}
.blog-page-info{font-size:.85rem;color:var(--text3)}

/* Article Detail */
.article-main{padding:40px 0 60px}
.article-content{background:var(--card);border-radius:var(--radius-lg);padding:40px 32px;border:1px solid var(--border)}
.article-header{text-align:center;margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--border)}
.article-meta{display:flex;gap:12px;justify-content:center;align-items:center;margin-bottom:12px}
.article-cat{background:rgba(108,92,231,.08);color:var(--primary);padding:4px 14px;border-radius:50px;font-size:.8rem;font-weight:500}
.article-date{color:var(--text3);font-size:.85rem}
.article-header h1{font-size:1.8rem;font-weight:800;line-height:1.3;margin:12px 0}
.article-keywords{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}
.article-keywords span{padding:2px 10px;background:var(--bg);border-radius:50px;font-size:.75rem;color:var(--text2)}
.article-body{font-size:1rem;line-height:1.9;color:var(--text2)}
.article-body h2{font-size:1.35rem;font-weight:700;margin:36px 0 16px;color:var(--text);padding-bottom:8px;border-bottom:1px solid var(--border)}
.article-body h3{font-size:1.15rem;font-weight:600;margin:28px 0 12px;color:var(--text)}
.article-body p{margin-bottom:16px}
.article-body ul,.article-body ol{margin:12px 0 16px 20px}
.article-body li{margin-bottom:8px}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(108,92,231,.2)}
.article-body blockquote{border-left:3px solid var(--primary);padding:12px 20px;margin:20px 0;background:rgba(108,92,231,.04);border-radius:0 var(--radius) var(--radius) 0;color:var(--text2);font-style:italic}
.article-body pre{background:var(--text);color:#f0f0f0;padding:16px 20px;border-radius:var(--radius);overflow-x:auto;font-size:.85rem;margin:16px 0}
.article-body img{max-width:100%;border-radius:var(--radius);margin:20px 0}

/* Article CTA */
.article-cta{text-align:center;margin-top:40px;padding:40px 32px;background:var(--card);border-radius:var(--radius-lg);border:1px solid var(--border)}
.article-cta h3{font-size:1.2rem;font-weight:700;margin-bottom:8px}
.article-cta p{color:var(--text2);margin-bottom:20px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 28px;border-radius:var(--radius);font-weight:600;font-size:.9rem;transition:all .3s;cursor:pointer;border:none;font-family:inherit;margin:4px}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff;box-shadow:0 4px 12px rgba(108,92,231,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(108,92,231,.35)}
.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border)}
.btn-outline:hover{background:rgba(108,92,231,.06);border-color:var(--primary)}

/* Footer */
.blog-footer{border-top:1px solid var(--border);padding:24px 0;text-align:center}
.blog-footer p{font-size:.8rem;color:var(--text3)}
.blog-footer a{color:var(--primary)}

/* Responsive */
@media(max-width:640px){
  .blog-header h1{font-size:1.5rem}
  .article-content{padding:24px 16px}
  .article-header h1{font-size:1.4rem}
  .blog-nav-links{gap:12px}
  .blog-nav-links a{font-size:.8rem}
}