:root{--color-blue:#2e509a;--color-red:#d42e45;--color-yellow: #f9d549;--color-dark:#222222;--color-gray:#666666;--color-light-gray:#e8e8e8;--color-bg:#f8f6f0;--color-white:#ffffff;--font-primary:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;--spacing-xs:0.5rem;--spacing-sm:1rem;--spacing-md:1.5rem;--spacing-lg:2rem;--spacing-xl:3rem}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--font-primary);background-color:var(--color-bg);color:var(--color-dark);line-height:1.8;overflow-x:hidden;min-height:100vh}
a{text-decoration:none;color:inherit;transition:all 0.3s ease}
img{max-width:100%;height:auto;display:block}
.site-header{padding:var(--spacing-lg) var(--spacing-md);margin-bottom:var(--spacing-xl)}
.header-content{max-width:800px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--spacing-md)}
.site-branding{flex:1;min-width:0}
.site-title{font-size:1.8rem;font-weight:700;margin-bottom:var(--spacing-xs);line-height:1.2}
.site-title a{color:var(--color-dark)}
.site-title a:hover{color:var(--color-blue)}
.site-description{color:var(--color-gray);font-size:0.9rem;line-height:1.4}
.main-navigation .nav-menu{display:flex;list-style:none;gap:var(--spacing-sm);flex-wrap:wrap}
.main-navigation a{padding:var(--spacing-xs) var(--spacing-sm);color:var(--color-gray);font-size:0.95rem;display:inline-block}
.main-navigation a:hover,.main-navigation a.active{background-color:var(--color-blue);color:var(--color-white)}
.container{max-width:900px;margin:0 auto;padding:0 var(--spacing-md) var(--spacing-xl);position:relative}
.content:hover ~ .horizontal-bar{width:10%;opacity:0.8}
.content{position:relative;z-index:1;margin-top:var(--spacing-lg)}
.page-header{margin-bottom:var(--spacing-xl);padding-top:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:2px solid var(--color-light-gray)}
.page-title{font-size:2rem;font-weight:700;color:var(--color-dark);line-height:1.3}
.post-list{display:flex;flex-direction:column;gap:var(--spacing-lg)}
.post-item{display:grid;grid-template-columns:1fr auto;grid-template-rows:auto;gap:var(--spacing-md);padding:var(--spacing-md);background-color:#f9f9f9;transition:transform 0.3s ease,box-shadow 0.3s ease;box-shadow:0 2px 8px rgba(0,0,0,0.05);animation:fadeIn 0.5s ease}
.post-item:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.1)}
.post-item > .post-content{grid-column:1}
.post-item .post-title{font-size:1.4rem;margin-bottom:var(--spacing-xs);line-height:1.3}
.post-item .post-title a{color:var(--color-dark)}
.post-item .post-title a:hover{color:var(--color-blue);border-bottom:2px solid var(--color-red)}
.post-meta{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-sm);font-size:0.85rem;color:var(--color-gray);flex-wrap:wrap;align-items:center}
.post-meta span{display:inline-flex;align-items:center}
.post-meta a{color:var(--color-blue)}
.post-meta a:hover{color:var(--color-red)}
.post-excerpt{color:var(--color-gray);line-height:1.6;font-size:0.95rem}
.post-detail{max-width:800px;margin:0 auto}
.post-header{margin-bottom:var(--spacing-xl)}
.post-detail .post-title{font-size:1.6rem;line-height:1.3;margin-bottom:var(--spacing-md);color:var(--color-dark);word-wrap:break-word}
.post-meta-full{display:flex;gap:var(--spacing-md);color:var(--color-gray);font-size:0.9rem;flex-wrap:wrap}
.meta-item{display:flex;align-items:center}
.post-detail .post-content{font-size:1.05rem;line-height:1.8;margin-bottom:var(--spacing-xl)}
.post-detail .post-content p{margin-bottom:var(--spacing-md);word-wrap:break-word}
.post-detail .post-content h1,.post-detail .post-content h2,.post-detail .post-content h3,.post-detail .post-content h4,.post-detail .post-content h5,.post-detail .post-content h6{margin:var(--spacing-lg) 0 var(--spacing-sm);color:var(--color-dark);line-height:1.3}
.post-detail .post-content h2{font-size:1.8rem;border-bottom:2px solid var(--color-light-gray);padding-bottom:var(--spacing-xs)}
.post-detail .post-content h3{font-size:1.5rem}
.post-detail .post-content h4{font-size:1.2rem}
.post-detail .post-content a{color:var(--color-blue);border-bottom:1px dotted var(--color-blue);word-break:break-all}
.post-detail .post-content a:hover{color:var(--color-red);border-bottom-color:var(--color-red)}
.post-detail .post-content blockquote{border-left:4px solid var(--color-yellow);padding:var(--spacing-md);margin:var(--spacing-lg) 0;color:var(--color-gray);font-style:italic;background:rgba(249,213,73,0.1);border-radius:0 4px 4px 0}
.post-detail .post-content blockquote p{margin-bottom:0}
.post-detail .post-content pre{background:var(--color-blue);color:var(--color-white);padding:var(--spacing-md);border-radius:6px;overflow-x:auto;margin:var(--spacing-lg) 0;font-family:'Courier New','Monaco',monospace;font-size:0.9rem;line-height:1.6}
.post-detail .post-content code{font-family:'Courier New','Monaco',monospace;font-size:1.0em;background:rgba(46,80,154,0.1);padding:2px 6px;border-radius:3px;color:var(--color-blue)}
.post-detail .post-content pre code{background:transparent;padding:0;color:inherit}
.post-detail .post-content ul,.post-detail .post-content ol{margin:var(--spacing-md) 0;padding-left:2rem}
.post-detail .post-content li{margin-bottom:var(--spacing-xs)}
.post-detail .post-content img{max-width:100%;height:auto;border-radius:8px;margin:var(--spacing-md) 0;box-shadow:0 2px 8px rgba(0,0,0,0.1)}
.post-detail .post-content table{width:100%;border-collapse:collapse;margin:var(--spacing-lg) 0}
.post-detail .post-content th,.post-detail .post-content td{border:1px solid var(--color-light-gray);padding:var(--spacing-sm);text-align:left}
.post-detail .post-content th{background:var(--color-light-gray);font-weight:600}
.page-navigator{margin-top:var(--spacing-xl);display:flex;justify-content:center;gap:var(--spacing-sm);flex-wrap:wrap;list-style:none}
.page-navigator li{list-style:none}
.page-navigator a,.page-navigator span{padding:var(--spacing-xs) var(--spacing-sm);border:1px solid var(--color-light-gray);min-width:40px;text-align:center;display:inline-flex;align-items:center;justify-content:center;background-color:#f9f9f9;transition:all 0.3s ease}
.page-navigator a:hover{background:var(--color-blue);color:var(--color-white);border-color:var(--color-blue);transform:translateY(-2px)}
.page-navigator .current a{background:var(--color-red);color:var(--color-white);border-color:var(--color-red);font-weight:600;cursor:default}
.page-navigator .current a:hover{background:var(--color-red);color:var(--color-white);border-color:var(--color-red);transform:none}
.page-navigator .next a{background:var(--color-blue);color:var(--color-white);border-color:var(--color-blue)}
.page-navigator .next a:hover{background:var(--color-dark);border-color:var(--color-dark)}
.page-navigator .page-number{display:none}
.site-footer{padding:var(--spacing-lg) var(--spacing-md);text-align:center;color:var(--color-gray);font-size:0.9rem}
.footer-content{max-width:1200px;margin:0 auto}
.footer-info p{margin-bottom:var(--spacing-xs)}
.footer-info a{color:var(--color-blue)}
.footer-info a:hover{color:var(--color-red)}

.archived-posts {
  list-style: none;
  padding-left: 0;
}
.archived-posts li {
  margin: var(--spacing-xs) 0;
}
.archived-posts time {
  color: var(--color-gray);
  font-size: 0.9rem;
  margin-right: var(--spacing-xs);
}

@media (max-width:480px){
:root{--spacing-lg:1.5rem;--spacing-xl:2rem}
.site-title{font-size:1.4rem}
.post-item .post-title{font-size:1.1rem}
.post-meta{flex-direction:column;align-items:flex-start;gap:var(--spacing-xs)}
.page-title{font-size:1.5rem}
.post-detail .post-title{font-size:1.5rem}
.main-navigation .nav-menu{gap:var(--spacing-xs)}
.main-navigation a{padding:0.4rem 0.6rem;font-size:0.85rem}
}
.text-center{text-align:center}
.text-right{text-align:right}
.mt-1{margin-top:var(--spacing-sm)}
.mt-2{margin-top:var(--spacing-md)}
.mt-3{margin-top:var(--spacing-lg)}
.mb-1{margin-bottom:var(--spacing-sm)}
.mb-2{margin-bottom:var(--spacing-md)}
.mb-3{margin-bottom:var(--spacing-lg)}
.clearfix::after{content:"";display:table;clear:both}
.skip-link{position:absolute;top:-40px;left:0;background:var(--color-blue);color:var(--color-white);padding:8px;text-decoration:none;z-index:100}
.skip-link:focus{top:0}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}
to{opacity:1;transform:translateY(0)}
}@keyframes spin{to{transform:rotate(360deg)}
}