/* ===== article ===== */
.article-hero{padding:100px 0 40px;position:relative}
.article-hero .cover{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);margin-bottom:36px;max-height:420px}
.article-hero .cover img{width:100%;height:420px;object-fit:cover}
.article-head h1{font-size:clamp(28px,4.6vw,50px);font-weight:850;line-height:1.2;letter-spacing:-.8px;margin-bottom:20px}
.article-meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--faint);font-size:14px;align-items:center}
.article-meta .tag{font-size:12.5px}
.article-body{max-width:800px;margin:0 auto;padding:40px 24px 20px;font-size:17px;line-height:1.9;color:var(--text)}
.article-body h2{font-size:27px;font-weight:800;margin:44px 0 18px;padding-left:16px;border-left:5px solid;border-image:var(--grad) 1}
.article-body h3{font-size:21px;font-weight:750;margin:34px 0 14px}
.article-body p{margin:18px 0;color:var(--text)}
.article-body a{color:var(--a1);border-bottom:1px solid rgba(34,211,238,.4)}
.article-body img{border-radius:14px;margin:24px 0;border:1px solid var(--border)}
.article-body ul,.article-body ol{margin:18px 0;padding-left:26px}
.article-body li{margin:8px 0;color:var(--muted)}
.article-body blockquote{margin:26px 0;padding:18px 24px;border-radius:14px;background:var(--panel);border-left:4px solid var(--a2);color:var(--muted);font-style:italic}
.article-body code{font-family:'SF Mono',Menlo,Consolas,monospace;font-size:.88em;background:rgba(129,140,248,.14);padding:3px 7px;border-radius:7px;color:var(--a1)}
.article-body pre{margin:24px 0;padding:22px;border-radius:16px;background:#0a0c14;border:1px solid var(--border);overflow-x:auto;position:relative}
html[data-theme="light"] .article-body pre{background:#0f172a}
.article-body pre code{background:none;padding:0;color:#e2e8f0;font-size:13.5px;line-height:1.7}
.article-body hr{border:none;height:1px;background:var(--border);margin:40px 0}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--border);padding:11px 15px;text-align:left}
.article-body th{background:var(--panel);font-weight:700}
.article-actions{display:flex;gap:14px;justify-content:center;margin:44px 0;flex-wrap:wrap}
.like-btn{padding:13px 30px;border-radius:14px;background:var(--panel);border:1px solid var(--border);color:var(--text);font-weight:650;cursor:pointer;transition:.35s var(--ease);display:inline-flex;gap:9px;align-items:center}
.like-btn:hover{transform:translateY(-3px);border-color:rgba(244,114,182,.6)}
.like-btn.liked{background:var(--grad);color:#fff;border-color:transparent}
.like-btn.pulse{animation:likePulse .5s var(--ease)}
@keyframes likePulse{0%{transform:scale(1)}45%{transform:scale(1.16)}100%{transform:scale(1)}}
.post-nav{max-width:800px;margin:0 auto;padding:0 24px 40px;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.post-nav a{padding:20px;border-radius:16px;border:1px solid var(--border);background:var(--panel);transition:.35s var(--ease)}
.post-nav a:hover{transform:translateY(-4px);border-color:rgba(129,140,248,.4)}
.post-nav .lbl{font-size:12px;color:var(--faint);margin-bottom:7px;letter-spacing:1px}
.post-nav .tt{font-weight:650;font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-nav a.next{text-align:right}

/* archive */
.arch-item{display:flex;gap:18px;padding:16px 20px;border-radius:14px;border:1px solid transparent;transition:.3s var(--ease);align-items:baseline}
.arch-item:hover{background:var(--panel);border-color:var(--border);transform:translateX(6px)}
.arch-item .d{color:var(--faint);font-size:13px;font-variant-numeric:tabular-nums;min-width:56px;font-family:'SF Mono',monospace}
.arch-item .t{font-weight:600;font-size:16px;flex:1}
.arch-item:hover .t{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.arch-month{margin-bottom:36px}
.arch-month .mh{font-size:22px;font-weight:800;margin-bottom:12px;display:flex;align-items:center;gap:12px}
.arch-month .mh span{font-size:13px;color:var(--faint);font-weight:500}
@media(max-width:640px){.post-nav{grid-template-columns:1fr}.post-nav a.next{text-align:left}}