:root{--tg:#26A5E4;--tg2:#229ED9;--bg:#0f1115;--card:#141821;--text:#dfe7ef;--muted:#8ea2b8;--border:#1e2633;--radius:20px}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font:16px/1.65 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,'Noto Sans',sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
.container{max-width:900px;margin:0 auto;padding:24px}
.site-header{position:sticky;top:0;z-index:10;backdrop-filter:saturate(160%) blur(6px);background:rgba(15,17,21,.7);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.nav-left a{color:var(--muted);text-decoration:none;margin-right:16px;transition:color .15s ease}
.nav-left a:hover{color:var(--tg2)}
.brand{color:#fff;text-decoration:none;font-weight:700;font-size:18px}
.brand .icon{margin-right:8px}
.content{padding-top:18px}
.grid{display:grid;grid-template-columns:1fr;gap:16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;transition:transform .06s ease, box-shadow .12s ease}
.card:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(0,0,0,.25)}
.card h2,.card h2 a{color:#fff;font-size:18px;line-height:1.3}
.card .excerpt{color:var(--muted);margin:0 0 8px 0}
.card .meta{color:var(--muted);font-size:13px}
.post .post-title{font-size:24px;line-height:1.3;margin:0 0 12px 0;color:#fff}
.post .post-meta{color:var(--muted);font-size:14px;margin-bottom:12px}
.post .post-body img{max-width:100%;height:auto;border-radius:14px}
.post .post-body figure{margin:18px 0}
.post .post-body p{margin:10px 0}
.post .post-body ul{padding-left:20px;margin:10px 0}
.post .post-body li{margin:6px 0}
.post .post-body table{width:100%;border-collapse:collapse}
.post .post-body th,.post .post-body td{border:1px solid var(--border);padding:8px}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
a{color:var(--tg);text-decoration:none;transition:color .15s ease}
a:hover{color:var(--tg2)}
.footer{border-top:1px solid var(--border);margin-top:36px}
.footer .container{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;padding-top:18px;padding-bottom:32px;color:var(--muted);font-size:14px}
@media (max-width:520px){.container{padding:20px}.post .post-title{font-size:22px}.footer .container{flex-direction:column;align-items:flex-start}}