:root{--bg:#f5f4ed;--surface:#ffffff;--surface-strong:#15141a;--ink:#24292f;--ink-soft:rgba(36,41,47,.78);--muted:#6b7280;--border:rgba(36,41,47,.1);--border-strong:rgba(36,41,47,.18);--shadow:0 6px 18px rgba(17,24,39,.08);--radius:8px;--container:900px}*,*:before,*:after{box-sizing:border-box}html{min-height:100%;background:var(--bg);scroll-behavior:smooth}body{margin:0;min-height:100vh;background:var(--bg);color:var(--ink);font-family:"Noto Serif SC",Songti SC,STSong,PingFang SC,Hiragino Sans GB,Microsoft YaHei,serif;line-height:1.75;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}img,svg,video{display:block;max-width:100%}button,input{font:inherit}button{border:0;background:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.header-menu{position:fixed;inset:0 0 auto;z-index:40;height:60px;background:#fffffff5;border-bottom:1px solid rgba(36,41,47,.08);backdrop-filter:saturate(120%) blur(8px)}.header-inner,.site-footer,.hero-shell,#main{width:min(var(--container),calc(100vw - 32px));margin:0 auto}.header-inner{display:flex;align-items:center;gap:12px;height:100%}.brand{flex:0 0 auto;font-size:1.45rem;font-weight:700;letter-spacing:0}.header-nav{display:flex;align-items:center;gap:18px;margin-left:8px;margin-right:auto;min-width:0}.header-link{color:var(--ink-soft);font-size:.97rem;font-weight:700;white-space:nowrap}.header-link:hover,.header-link.is-active{color:var(--ink)}.search-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:999px;color:#9ca3af;cursor:pointer;transition:color .15s ease,transform .12s ease}.search-btn:hover{color:var(--ink)}.search-btn:active{transform:scale(.95)}.search-btn svg{width:18px;height:18px}.entry-header{display:block;margin-top:60px;background:var(--surface-strong);color:#f5f4ed;overflow:hidden}.hero-shell{position:relative;min-height:260px;padding:58px 0 34px}.hero-eyebrow{margin:0 0 10px;color:#f5f4eda3;font-size:.85rem;text-transform:uppercase;letter-spacing:0}.hero-svg{width:100%;height:auto}.hero-copy{max-width:56ch;margin:10px auto 0;color:#f5f4edd1;text-align:center;font-size:1rem}#main{padding:0 0 24px}.post-list{padding-top:16px}.post-card{display:block;margin:0 0 16px}.post-card__article{padding:18px 18px 16px;background:var(--surface);border:1px solid rgba(36,41,47,.06);border-radius:var(--radius);box-shadow:0 1px 2px #11182708;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.post-card:hover .post-card__article{transform:translateY(-1px);border-color:#24292f24;box-shadow:var(--shadow)}.post-card__meta{margin:0 0 10px;color:var(--muted);font-size:.88rem}.post-card__title{margin:0 0 10px;font-size:1.4rem;line-height:1.35}.post-card__excerpt{margin:0;color:var(--ink-soft);font-size:1rem}.post-card__footer{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;color:var(--muted);font-size:.88rem}.post-card__arrow{font-size:1.2rem;line-height:1}.pagination{padding:18px 0 8px;text-align:center}.pagination__list{display:inline-flex;align-items:center;gap:6px;list-style:none;padding:0;margin:0}.pagination__link,.pagination__current{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 10px;border-radius:999px;font-size:.95rem}.pagination__link{color:var(--ink-soft);border:1px solid transparent}.pagination__link:hover{color:var(--ink);border-color:var(--border);background:#fff9}.pagination__current{background:var(--surface-strong);color:#f5f4ed}.article-shell{display:grid;gap:18px;padding-top:18px}.article-panel{padding:24px 18px;background:var(--surface);border:1px solid rgba(36,41,47,.06);border-radius:var(--radius)}.article-title{margin:0 0 8px;font-size:clamp(1.8rem,2.2vw,2.4rem);line-height:1.25}.article-meta{margin:0 0 18px;color:var(--muted);font-size:.92rem}.article-content{font-size:1.04rem}.article-content h2{margin:1.8em 0 .6em;font-size:1.35rem}.article-content h3{margin:1.5em 0 .5em;font-size:1.12rem}.article-content p,.article-content ul,.article-content ol,.article-content blockquote,.article-content pre{margin:0 0 1em}.article-content ul,.article-content ol{padding-left:1.3em}.article-content blockquote{padding:12px 14px;border-left:4px solid #c9ced4;background:#fbfaf5}.article-content code{padding:.08em .35em;background:#f7f4ff;border:1px solid #e1d9f7;border-radius:4px;color:#5d46a8}.article-content pre{overflow:auto;padding:16px 18px;background:#15141a;color:#f5f4ed;border-radius:var(--radius)}.article-content pre code{padding:0;border:0;background:none;color:inherit}.about-grid{display:grid;gap:16px;padding-top:18px}.about-panel{padding:22px 18px;background:var(--surface);border:1px solid rgba(36,41,47,.06);border-radius:var(--radius)}.about-panel h2{margin:0 0 10px;font-size:1.2rem}.about-panel p{margin:0 0 10px;color:var(--ink-soft)}.footer-wrapper{padding:4px 0 28px}.site-footer{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:12px}.site-footer__links{display:flex;align-items:center;gap:10px}.social-icon{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;color:var(--muted)}.social-icon:hover{color:var(--ink)}.social-icon svg{width:20px;height:20px}.site-footer__meta{margin:0;color:var(--muted);font-size:.94rem}.search-modal{position:fixed;inset:0;display:flex;align-items:flex-start;justify-content:center;padding:72px 16px 16px;background:#000000b8;opacity:0;pointer-events:none;transition:opacity .18s ease;z-index:80}.search-modal.active{opacity:1;pointer-events:auto}.search-container{width:min(600px,100%);max-height:calc(100vh - 88px);display:flex;flex-direction:column;background:#fffffffa;border-radius:var(--radius);box-shadow:0 18px 60px #00000038;transform:translateY(-12px);transition:transform .18s ease}.search-modal.active .search-container{transform:translateY(0)}.search-header{display:flex;align-items:center;gap:10px;padding:16px 18px}.search-input{flex:1;min-width:0;border:0;background:none;outline:0;color:var(--ink);font-size:1rem}.search-input::placeholder{color:#9ca3af}.search-close{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:999px;color:#9ca3af;cursor:pointer}.search-close:hover{color:var(--ink)}.search-close svg{width:18px;height:18px}.search-results{overflow:auto;padding:0 10px 12px}.search-no-results{padding:28px 10px 20px;color:var(--muted);text-align:center}.search-result-item{display:block;padding:12px 14px;margin:0 0 4px;border-radius:var(--radius)}.search-result-item:hover{background:#f3f4f6}.search-result-title{display:block;margin-bottom:4px;font-size:1rem;font-weight:700}.search-result-excerpt{display:block;color:var(--muted);font-size:.92rem;line-height:1.55}.search-result-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px;color:#9ca3af;font-size:.78rem}.search-result-tags{display:flex;flex-wrap:wrap;gap:6px}.search-result-tags span{padding:2px 6px;border-radius:999px;background:#f3f4f6}.search-footer{display:flex;justify-content:flex-end;padding:10px 18px 14px;border-top:1px solid rgba(36,41,47,.06);color:#9ca3af;font-size:.8rem}.search-footer kbd{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;margin:0 2px 0 6px;padding:0 4px;border:1px solid #e5e7eb;border-radius:4px;background:#f3f4f6;color:#6b7280}mark{background:#fef3c7;color:#92400e}@media(max-width:47.99rem){.header-nav{gap:12px}.header-link--external{display:none}.hero-shell{min-height:180px;padding:34px 0 20px}.hero-copy{display:none}.post-card__article,.article-panel,.about-panel{padding:16px 14px}.site-footer{flex-direction:column;align-items:flex-start}.search-modal{padding-top:60px}.search-footer{display:none}}@media(min-width:48rem){.post-list{padding-top:24px}.post-card{margin-bottom:20px}.article-shell,.about-grid{padding-top:24px}.article-panel{padding:32px 28px}.about-panel{padding:28px}}