:root{--primary-color:#667eea;--secondary-color:#764ba2;--hot-color:#ff6b6b;--text-primary:#333;--text-secondary:#666;--text-muted:#999;--bg-light:#f5f7fa;--bg-white:#ffffff;--border-color:#e8ecf1;--shadow-sm:0 2px 8px rgba(0,0,0,0.08);--shadow-md:0 4px 16px rgba(0,0,0,0.12);--shadow-lg:0 8px 24px rgba(0,0,0,0.15);--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--transition:all 0.3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',Arial,sans-serif;background-color:var(--bg-light);color:var(--text-primary);line-height:1.6;font-size:16px}.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}.header{background:linear-gradient(135deg,var(--primary-color) 0%,var(--secondary-color) 100%);color:white;padding:24px 0;margin-bottom:32px;box-shadow:var(--shadow-md)}.header .container{display:flex;flex-direction:column;gap:16px}.header .site-title{font-size:28px;font-weight:700;letter-spacing:-0.5px;display:block}.nav{display:flex;gap:8px;flex-wrap:wrap}.nav a{color:white;text-decoration:none;padding:8px 16px;font-size:15px;border-radius:var(--radius-md);transition:var(--transition);opacity:0.9}.nav a:hover{background:rgba(255,255,255,0.15);opacity:1}.nav a.active{font-weight:600;background:rgba(255,255,255,0.2);opacity:1}.search-form{display:flex;gap:12px;max-width:480px;position:relative}.search-form input{flex:1;padding:14px 20px;border:2px solid rgba(255,255,255,0.25);border-radius:50px;font-size:15px;outline:none;background:rgba(255,255,255,0.92);backdrop-filter:blur(10px);box-shadow:0 4px 12px rgba(0,0,0,0.08);transition:all 0.3s cubic-bezier(0.4,0,0.2,1)}.search-form input:focus{background:white;border-color:rgba(255,255,255,0.6);box-shadow:0 0 0 4px rgba(255,255,255,0.25),0 8px 20px rgba(0,0,0,0.12);transform:translateY(-2px)}.search-form button{padding:14px 28px;background:linear-gradient(135deg,rgba(255,255,255,0.3),rgba(255,255,255,0.15));color:white;border:2px solid rgba(255,255,255,0.3);border-radius:50px;font-size:15px;font-weight:600;cursor:pointer;backdrop-filter:blur(10px);box-shadow:0 4px 12px rgba(0,0,0,0.08);transition:all 0.3s cubic-bezier(0.4,0,0.2,1);white-space:nowrap}.search-form button:hover{background:linear-gradient(135deg,rgba(255,255,255,0.4),rgba(255,255,255,0.25));border-color:rgba(255,255,255,0.5);box-shadow:0 8px 20px rgba(0,0,0,0.15);transform:translateY(-2px)}.search-form button:active{transform:translateY(0);box-shadow:0 2px 8px rgba(0,0,0,0.1)}.main{display:flex;gap:24px;align-items:flex-start}.content{flex:1;min-width:0}.sidebar{width:320px;flex-shrink:0}.section-title{font-size:22px;color:var(--text-primary);border-bottom:3px solid var(--primary-color);padding-bottom:12px;margin-bottom:24px;font-weight:600;display:inline-block}.news-list{background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:8px}.news-item{padding:16px 16px;border-bottom:1px solid var(--border-color);transition:var(--transition);border-radius:var(--radius-md)}.news-item:hover{background:var(--bg-light);transform:translateX(4px)}.news-item-with-cover{display:flex;gap:16px;align-items:flex-start;padding:16px}.news-cover{width:160px;height:120px;flex-shrink:0;border-radius:var(--radius-md);overflow:hidden;background:var(--bg-light)}.news-cover img{width:100%;height:100%;object-fit:cover;transition:var(--transition)}.news-cover img:hover{transform:scale(1.05)}.news-content{flex:1;min-width:0}.news-item:last-child{border-bottom:none}.news-title{font-size:16px;margin-bottom:10px;font-weight:500;line-height:1.5}.news-title a{color:var(--text-primary);text-decoration:none;transition:var(--transition)}.news-title a:hover{color:var(--primary-color)}.news-meta{font-size:13px;color:var(--text-muted)}.news-meta span{margin-right:20px}.category-tag{display:inline-block;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:white;padding:3px 10px;border-radius:20px;font-size:12px;margin-right:10px;font-weight:500}.category-description{background:linear-gradient(135deg,rgba(102,126,234,0.08) 0%,rgba(118,75,162,0.08) 100%);border-left:4px solid var(--primary-color);padding:16px 20px;margin-bottom:24px;border-radius:0 var(--radius-md) var(--radius-md) 0;color:var(--text-secondary);font-size:15px;line-height:1.8}.hot-tag{background:linear-gradient(135deg,#ff6b6b,#ee5a5a);box-shadow:0 2px 8px rgba(255,107,107,0.3)}.sidebar-box{background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:24px;margin-bottom:24px}.sidebar-title{font-size:18px;color:var(--text-primary);border-left:4px solid var(--primary-color);padding-left:12px;margin-bottom:20px;font-weight:600}.hot-list{list-style:none}.hot-item{padding:12px 0;border-bottom:1px solid var(--border-color);display:flex;align-items:center;gap:12px;transition:var(--transition);border-radius:var(--radius-md)}.hot-item:hover{background:var(--bg-light);margin:0 -8px;padding:12px 8px}.hot-item:last-child{border-bottom:none}.hot-rank{width:28px;height:28px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:white;text-align:center;line-height:28px;border-radius:50%;font-size:13px;font-weight:700;flex-shrink:0}.hot-item:nth-child(1) .hot-rank{background:linear-gradient(135deg,#ff6b6b,#ff8e53);box-shadow:0 4px 12px rgba(255,107,107,0.4)}.hot-item:nth-child(2) .hot-rank{background:linear-gradient(135deg,#ff9f43,#ffbe76)}.hot-item:nth-child(3) .hot-rank{background:linear-gradient(135deg,#feca57,#f9ca24)}.hot-title{flex:1;font-size:14px;min-width:0}.hot-title a{color:var(--text-primary);text-decoration:none;transition:var(--transition);display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.hot-title a:hover{color:var(--primary-color)}.hot-views{font-size:12px;color:var(--text-muted);flex-shrink:0}.footer{background:var(--text-primary);color:var(--text-muted);text-align:center;padding:40px 0;margin-top:60px}.detail-content{background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:40px}.detail-title{font-size:28px;margin-bottom:24px;color:var(--text-primary);font-weight:700;line-height:1.4}.detail-meta{font-size:14px;color:var(--text-muted);margin-bottom:32px;padding-bottom:24px;border-bottom:1px solid var(--border-color)}.detail-body{font-size:16px;line-height:1.8;color:var(--text-secondary)}.pagination{text-align:center;margin-top:32px}.pagination a,.pagination span{display:inline-block;padding:10px 18px;margin:0 4px;border:1px solid var(--border-color);border-radius:var(--radius-md);text-decoration:none;color:var(--text-primary);font-size:14px;transition:var(--transition)}.pagination a:hover,.pagination span.active{background:var(--primary-color);color:white;border-color:var(--primary-color);box-shadow:0 4px 12px rgba(102,126,234,0.3)}@media (max-width:992px){.main{flex-direction:column}.sidebar{width:100%}.content{order:1}.sidebar{order:2}}@media (max-width:768px){.header{padding:20px 0;margin-bottom:24px}.header .site-title{font-size:22px;text-align:center;margin-bottom:0}.search-form{max-width:100%}.search-form input{padding:12px 16px;font-size:14px}.search-form button{padding:12px 20px;font-size:14px}.nav{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.nav a{padding:10px 8px;font-size:13px;text-align:center;background:rgba(255,255,255,0.1);border-radius:10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.nav a:hover{background:rgba(255,255,255,0.2)}.nav a.active{background:rgba(255,255,255,0.3);box-shadow:0 2px 8px rgba(0,0,0,0.15)}.container{padding:0 16px}.section-title{font-size:20px}.news-item{padding:14px 12px}.news-item-with-cover{flex-direction:column;gap:12px}.news-cover{width:100%;height:180px}.news-title{font-size:15px}.sidebar-box{padding:20px}.detail-content{padding:24px}.detail-title{font-size:24px}.footer{padding:32px 0;margin-top:48px}}@media (max-width:480px){.header{padding:16px 0}.header .site-title{font-size:20px;margin-bottom:14px}.nav{grid-template-columns:repeat(2,1fr);gap:6px}.nav a{padding:12px 8px;font-size:12px;border-radius:8px}.news-meta span{margin-right:12px;display:block;margin-bottom:4px}.news-meta span:last-child{margin-bottom:0}.category-tag{margin-bottom:6px}.hot-item{padding:10px 0}.hot-item:hover{margin:0 -4px;padding:10px 4px}.hot-rank{width:24px;height:24px;line-height:24px;font-size:12px}.hot-title{font-size:13px}.pagination a,.pagination span{padding:8px 14px;font-size:13px}}