:root{
  --bg:#ffffff;
  --card:#ffffff;
  --text:#0b1220;
  --muted:#5b677a;
  --line:#e9edf2;
  --accent:#0ea5e9;
  --shadow: 0 10px 28px rgba(15,23,42,.06);
  --radius:14px;
}

*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial;line-height:1.5}
a{color:inherit;text-decoration:none}
a:hover{text-decoration:none;color:var(--accent)}

.wrap{max-width:1200px;margin:0 auto;padding:16px}

.top{background:#fff;border-bottom:1px solid var(--line);position:relative;z-index:10}
.top .wrap{display:flex;align-items:center;gap:12px;padding:12px 16px}
.brand{font-weight:850;letter-spacing:.02em}
.nav{color:var(--text);font-weight:650}
.sp{flex:1}

.catbar{border-bottom:1px solid var(--line);background:#fff}
.catbar .wrap{display:flex;align-items:center;gap:18px;padding:10px 16px;overflow:auto;white-space:nowrap}
.catbar a{font-size:13px;font-weight:800;letter-spacing:.03em;text-transform:uppercase;color:var(--text)}
.catbar a.on{color:var(--accent)}
.catbar a.home{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:1px solid var(--line);border-radius:8px}
.catbar svg{width:16px;height:16px}

.h1{margin:14px 0 8px;font-size:22px}

.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}

/* ====== HOME (BLOG) LAYOUT ====== */
.hero{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;margin-top:14px}
.heroLeft{grid-column:span 3;display:flex;flex-direction:column;gap:18px}
.heroMain{grid-column:span 6}
.heroRight{grid-column:span 3;display:flex;flex-direction:column;gap:14px}

.stackCard{display:block}
.stackThumb{display:block;width:100%;aspect-ratio:16/9;background:#f1f5f9;overflow:hidden}
.stackThumb img{width:100%;height:100%;object-fit:cover;display:block}
.stackTitle{display:block;margin:10px 0 0;font-size:18px;line-height:1.22;font-weight:800;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

.mainThumb{display:block;width:100%;aspect-ratio:16/9;background:#f1f5f9;overflow:hidden}
.mainThumb img{width:100%;height:100%;object-fit:cover;display:block}
.mainTitle{display:block;margin:14px 0 8px;font-size:30px;line-height:1.15;font-weight:900}
.mainExcerpt{margin:0;color:#334155;font-size:14px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}

.rightItem{display:flex;gap:12px;align-items:flex-start;padding-bottom:14px;border-bottom:1px solid var(--line)}
.rightItem:last-child{border-bottom:none;padding-bottom:0}
.rightTitle{flex:1;min-width:0;font-weight:800;font-size:14px;line-height:1.25;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.rightThumb{flex:0 0 86px;width:86px;aspect-ratio:4/3;background:#f1f5f9;overflow:hidden}
.rightThumb img{width:100%;height:100%;object-fit:cover;display:block}

.spotlight{border:1px solid var(--line);padding:12px;border-radius:12px;background:#fff}
.spotlightLabel{display:inline-block;font-weight:900;font-size:13px;margin-bottom:8px}
.spotlightRow{display:flex;gap:10px;align-items:center}
.spotlightAvatar{flex:0 0 54px;width:54px;height:54px;border-radius:999px;background:#e2e8f0;overflow:hidden}
.spotlightAvatar img{width:100%;height:100%;object-fit:cover;display:block}
.spotlightTitle{display:block;font-weight:900;line-height:1.25;margin:0 0 4px}
.spotlightMeta{color:var(--muted);font-size:12px;margin:0}

.below{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;margin-top:22px;border-top:1px solid var(--line);padding-top:18px}
.belowLeft{grid-column:span 8}
.belowRight{grid-column:span 4;display:flex;flex-direction:column;gap:18px}

.feedRow{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.feedRow:first-child{padding-top:0}
.feedRow:last-child{border-bottom:none}
.feedThumb{flex:0 0 220px;width:220px;aspect-ratio:16/9;background:#f1f5f9;overflow:hidden}
.feedThumb img{width:100%;height:100%;object-fit:cover;display:block}
.feedBody{flex:1;min-width:0}
.feedTitle{margin:0 0 8px;font-size:18px;font-weight:900;line-height:1.2;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feedExcerpt{margin:0;color:#334155;font-size:13px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.feedMeta{margin:8px 0 0;color:var(--muted);font-size:12px}

.catBox{border-top:2px solid var(--line);padding-top:12px}
.catBoxHead{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.catBoxTitle{font-weight:950;letter-spacing:.02em;text-transform:uppercase}
.catBoxTitle:hover{color:var(--accent)}

.catBoxMore{font-size:12px;color:var(--muted);font-weight:800}
.catBoxMore:hover{color:var(--accent)}
.catBoxBody{display:grid;grid-template-columns:1fr;gap:12px}
.catLeadThumb{display:block;width:100%;aspect-ratio:16/9;background:#f1f5f9;overflow:hidden}
.catLeadThumb img{width:100%;height:100%;object-fit:cover;display:block}
.catLeadTitle{display:block;margin:10px 0 0;font-weight:900;line-height:1.25}
.catMiniItem{display:flex;gap:10px;align-items:flex-start}
.catMiniTitle{flex:1;min-width:0;font-weight:800;font-size:13px;line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.catMiniThumb{flex:0 0 68px;width:68px;aspect-ratio:4/3;background:#f1f5f9;overflow:hidden}
.catMiniThumb img{width:100%;height:100%;object-fit:cover;display:block}

/* ====== LEGACY (CATEGORY/TAG) CARDS ====== */
.card{grid-column:span 12;border-bottom:1px solid var(--line);padding-bottom:12px;display:flex;gap:12px;background:transparent}
.thumb{display:block;flex:0 0 220px;max-width:220px;aspect-ratio:16/9;background:#f1f5f9;overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.thumb.ph{background:linear-gradient(135deg,#e2e8f0,#f8fafc)}
.body{padding:0;min-width:0;flex:1}
.title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:16px;font-weight:900;line-height:1.25;margin:0 0 6px}
.meta{color:var(--muted);font-size:12px;margin-bottom:8px}
.excerpt{color:#334155;font-size:13px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

.empty{background:#fff;border:1px dashed var(--line);border-radius:var(--radius);padding:14px;color:var(--muted)}

.crumb{margin:10px 0 10px;color:var(--muted);font-size:13px}
.crumb a{color:var(--accent)}
.sep{margin:0 6px;color:#94a3b8}

.postTitle{margin:0 0 8px;font-size:30px;line-height:1.18}
.postMeta{color:var(--muted);font-size:13px;margin-bottom:10px}
.cover{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
.cover img{width:100%;height:auto;display:block}

.content{margin-top:12px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}
.content img{max-width:100%;height:auto}
.content table{width:100%;border-collapse:collapse;overflow:auto}
.content table, .content th, .content td{border:1px solid #e5e7eb}
.content th, .content td{padding:8px;vertical-align:top}
.content a{color:var(--accent);text-decoration:underline}
.content h1,.content h2,.content h3{line-height:1.25}

.tags{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-flex;align-items:center;gap:6px;background:#f1f5f9;border:1px solid var(--line);padding:6px 10px;border-radius:999px;font-size:12px;color:#0f172a}

.pager{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.pg{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;border:1px solid var(--line);border-radius:10px;font-weight:800;font-size:13px;color:var(--text)}
.pg.on{background:var(--text);color:#fff;border-color:var(--text)}

.foot{margin-top:18px;border-top:1px solid var(--line);background:#fff}
.foot .wrap{color:var(--muted);font-size:12px;padding:14px 16px}

/* ====== RESPONSIVE ====== */
@media (max-width: 980px){
  .heroLeft{grid-column:span 12;order:2}
  .heroMain{grid-column:span 12;order:1}
  .heroRight{grid-column:span 12;order:3}
  .belowLeft{grid-column:span 12}
  .belowRight{grid-column:span 12}
  .feedThumb{flex:0 0 180px;width:180px}
  .mainTitle{font-size:26px}
}

@media (max-width: 600px){
  .wrap{padding:12px}
  .catbar .wrap{padding:10px 12px}
  .feedRow{flex-direction:column}
  .feedThumb{width:100%;flex:0 0 auto}
  .thumb{flex:0 0 auto;max-width:none;width:100%}
  .card{flex-direction:column}
  .postTitle{font-size:24px}
  .mainTitle{font-size:22px}
  .stackTitle{font-size:16px}
}