/* Aura v2 — Warm Paper Editorial */

:root {
  --bg: #fdfaf6;
  --card: #ffffff;
  --text: #2d2a26;
  --soft: #5c5750;
  --muted: #9b9590;
  --accent: #b76e2e;
  --accent-hover: #9a5b23;
  --border: #e8e3dc;
  --radius: 6px;
  --w: 680px;
  --font: -apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --font-mono: 'SF Mono','Fira Code','JetBrains Mono',Menlo,monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);font-size:17px;line-height:1.75;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
button,input,textarea{font:inherit;color:inherit}
::selection{background:rgba(183,110,46,.18)}

/* Site header */
.site-hd{padding:40px 24px 0}
.site-hd-inner{max-width:var(--w);margin:0 auto;display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:12px}
.site-logo{font-size:1.15rem;font-weight:700;letter-spacing:-.3px;color:var(--text)}
.site-nav{display:flex;gap:4px;flex-wrap:wrap}
.site-nav a{padding:4px 12px;border-radius:var(--radius);font-size:.88rem;color:var(--soft);transition:color .2s,background .2s}
.site-nav a:hover{color:var(--text);background:var(--border)}
.site-nav a.on{color:var(--accent);font-weight:600}

/* Main wrapper */
.wrap{max-width:var(--w);margin:0 auto;padding:48px 24px 64px}
.wrap-narrow{max-width:620px}

/* Hero */
.hero{padding:48px 0 24px;text-align:center}
.hero h1{font-size:2rem;font-weight:700;letter-spacing:-.8px;line-height:1.2;margin-bottom:8px}
.hero-sub{font-size:1rem;color:var(--soft)}

/* Category nav */
.cat-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:32px}
.cat-tag{padding:5px 16px;border-radius:20px;font-size:.84rem;color:var(--soft);border:1px solid var(--border);transition:all .2s}
.cat-tag:hover{border-color:var(--accent);color:var(--accent)}
.cat-tag.active{background:var(--accent);color:#fff;border-color:var(--accent)}

/* Post cards */
.post-list{display:flex;flex-direction:column;gap:0}
.post-card{display:flex;gap:24px;padding:28px 0;border-bottom:1px solid var(--border);transition:background .2s}
.post-card:first-child{border-top:1px solid var(--border)}
.post-card-img{flex-shrink:0;width:180px;height:120px;border-radius:var(--radius);overflow:hidden}
.post-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.post-card:hover .post-card-img img{transform:scale(1.04)}
.post-card-body{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center;gap:6px}
.post-card-meta-top{font-size:.78rem;color:var(--muted);display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.post-card-meta-top a{color:var(--accent)}
.post-card-meta-top a:hover{text-decoration:underline}
.post-card-body h2{font-size:1.15rem;font-weight:700;line-height:1.4;letter-spacing:-.2px}
.post-card-body h2 a{color:var(--text);transition:color .2s}
.post-card-body h2 a:hover{color:var(--accent)}
.post-card-excerpt{font-size:.9rem;color:var(--soft);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card-meta-bot{font-size:.78rem;color:var(--muted)}

/* Article post */
.post{animation:fadeIn .4s ease}
.post-hd{padding:32px 0 20px;border-bottom:1px solid var(--border);margin-bottom:32px}
.post-meta-top{font-size:.82rem;color:var(--muted);display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.post-meta-top a{color:var(--accent)}
.post-meta-top a:hover{text-decoration:underline}
.post-hd h1{font-family:Georgia,'Noto Serif SC','Source Han Serif SC',serif;font-size:2rem;font-weight:700;line-height:1.35;letter-spacing:-.5px;margin-bottom:16px}
.post-byline{display:flex;align-items:center;gap:10px;font-size:.88rem;color:var(--soft)}
.post-byline img{width:24px;height:24px;border-radius:50%}

/* Article body */
.post-bd{font-size:1.05rem;line-height:1.9}
.post-bd h2{font-family:Georgia,'Noto Serif SC',serif;font-size:1.45rem;font-weight:700;margin:2.2em 0 .6em;letter-spacing:-.3px;line-height:1.35}
.post-bd h3{font-family:Georgia,'Noto Serif SC',serif;font-size:1.2rem;font-weight:700;margin:1.8em 0 .5em;letter-spacing:-.2px}
.post-bd h4{font-size:1.05rem;font-weight:700;margin:1.5em 0 .4em}
.post-bd p{margin-bottom:1.5em}
.post-bd ul,.post-bd ol{margin:1em 0;padding-left:1.5em}
.post-bd li{margin-bottom:.4em}
.post-bd blockquote{margin:1.8em 0;padding:16px 24px;border-left:3px solid var(--accent);background:rgba(183,110,46,.06);border-radius:0 var(--radius) var(--radius) 0;color:var(--soft);font-style:italic}
.post-bd code{font-family:var(--font-mono);font-size:.9em;background:rgba(0,0,0,.05);padding:1px 5px;border-radius:3px}
.post-bd pre{background:#f4f0eb;border:1px solid var(--border);border-radius:var(--radius);padding:20px;overflow-x:auto;margin:1.6em 0;font-size:.9em;line-height:1.65}
.post-bd pre code{background:none;padding:0;font-size:inherit}
.post-bd img{border-radius:var(--radius);margin:1.6em 0}
.post-bd a{color:var(--accent);text-decoration:underline;text-decoration-color:rgba(183,110,46,.3);text-underline-offset:3px;transition:text-decoration-color .2s}
.post-bd a:hover{text-decoration-color:var(--accent)}
.post-bd hr{margin:2.5em 0;border:none;height:1px;background:var(--border)}
.post-bd table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.9em;display:block;overflow-x:auto}
.post-bd th,.post-bd td{border:1px solid var(--border);padding:10px 14px;text-align:left}
.post-bd th{background:rgba(0,0,0,.03);font-weight:600}
.post-bd sup{font-size:.75em}
.post-bd sup a{text-decoration:none;color:var(--accent)}

/* Article footer */
.post-ft{margin-top:48px;padding-top:28px;border-top:1px solid var(--border)}
.post-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.post-tags a{padding:3px 12px;background:rgba(183,110,46,.08);border-radius:20px;font-size:.8rem;color:var(--accent);transition:all .2s}
.post-tags a:hover{background:var(--accent);color:#fff}
.post-near{display:grid;grid-template-columns:1fr 1fr;gap:16px;font-size:.9rem}
.post-near a{color:var(--accent);transition:color .2s}
.post-near a:hover{color:var(--accent-hover)}
.post-near span{color:var(--muted)}

/* Comments */
.comments{margin-top:48px;padding-top:28px;border-top:1px solid var(--border)}
.comments-tt{font-size:1.05rem;font-weight:700;margin-bottom:20px}
.comment-list{list-style:none}
.comment-item{padding:18px 0;border-bottom:1px solid var(--border)}
.comment-child{padding-left:24px;border-left:2px solid var(--border);border-bottom:none;margin-top:8px}
.comment-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px}
.comment-meta img{width:36px;height:36px;border-radius:50%}
.comment-meta cite{font-style:normal;font-weight:600;font-size:.92rem}
.comment-meta time{font-size:.78rem;color:var(--muted)}
.comment-reply{font-size:.8rem;margin-left:auto}
.comment-reply a{color:var(--accent)}
.comment-bd{font-size:.9rem;color:var(--soft);line-height:1.7}
.comment-children{list-style:none;margin-top:12px}

.comment-form-wrap{margin-top:32px}
.comment-form .form-row{display:flex;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.comment-form input,.comment-form textarea{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--card);font-size:.9rem;transition:border-color .2s,box-shadow .2s;outline:none}
.comment-form input:focus,.comment-form textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(183,110,46,.12)}
.comment-form .form-row input{flex:1;min-width:120px}
.comment-form textarea{resize:vertical}
.comment-form button{padding:10px 28px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);font-size:.88rem;font-weight:600;cursor:pointer;transition:background .2s}
.comment-form button:hover{background:var(--accent-hover)}

/* Pagination */
.page-nav{display:flex;justify-content:center;gap:6px;margin-top:40px}
.page-nav span,.page-nav a{padding:6px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:.88rem;color:var(--soft);min-width:38px;text-align:center;transition:all .2s}
.page-nav a:hover{border-color:var(--accent);color:var(--accent)}
.page-nav .on{background:var(--accent);color:#fff;border-color:var(--accent)}

/* Site footer */
.site-ft{margin-top:80px;padding:32px 24px;border-top:1px solid var(--border);text-align:center}
.site-ft-inner{max-width:var(--w);margin:0 auto}
.site-ft p{font-size:.82rem;color:var(--muted);line-height:1.8}
.site-ft a{color:var(--soft);transition:color .2s}
.site-ft a:hover{color:var(--accent)}

/* Empty */
.empty{text-align:center;padding:48px 0;color:var(--muted)}

/* Animations */
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}

/* Mobile */
@media (max-width:768px){
  .site-hd{padding:24px 16px 0}
  .hero{padding:32px 0 16px}
  .hero h1{font-size:1.55rem}
  .wrap,.wrap-narrow{padding:32px 16px 64px}
  .post-card{flex-direction:column;gap:16px;padding:20px 0}
  .post-card-img{width:100%;height:160px}
  .post-hd h1{font-size:1.5rem}
  .post-bd{font-size:1rem}
  .post-near{grid-template-columns:1fr;gap:12px}
  .post-hd{padding:24px 0 16px;margin-bottom:24px}
  body{font-size:16px}
}

@media (max-width:480px){
  .site-hd-inner{flex-direction:column;align-items:flex-start}
  .comment-meta{font-size:.85rem}
}