/* GIA AN — Cẩm nang (trang do Worker sinh, khung từ _tpl/blog.html) */
.bhero{padding:clamp(150px,16vw,210px) var(--gutter) clamp(40px,5vw,64px);background:var(--ink);color:var(--cream)}
.bhero .eyebrow{color:var(--gold)}
.bhero__t{font-family:var(--display);font-weight:400;font-size:clamp(42px,6vw,84px);line-height:1.04;margin:14px 0 18px;max-width:18ch}
.bhero__lead{font-size:clamp(17px,1.4vw,21px);font-weight:300;max-width:56ch;opacity:.88}
.blist,.brel{padding:clamp(40px,6vw,80px) var(--gutter);max-width:1320px;margin:0 auto}
.bcats{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.bcats a{font-family:var(--sans);font-size:12px;letter-spacing:.14em;text-transform:uppercase;padding:9px 16px;border:1px solid rgba(42,21,16,.2);border-radius:99px}
.bcats a:hover{background:var(--ink);color:var(--cream)}
.bgrid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px 28px}
@media (max-width:960px){.bgrid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.bgrid{grid-template-columns:1fr}}
.bcard{display:flex;flex-direction:column;gap:8px}
.bcard__img{display:block;aspect-ratio:3/2;overflow:hidden;background:var(--cream-2);border-radius:2px;margin-bottom:8px}
.bcard__img img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.bcard:hover .bcard__img img{transform:scale(1.04)}
.bcard__cat{font-family:var(--sans);font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--gold)}
.bcard__t{font-family:var(--display);font-size:clamp(23px,2vw,28px);line-height:1.15}
.bcard__d{font-weight:300;font-size:16px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.bcard__meta{font-family:var(--sans);font-size:12px;letter-spacing:.08em;color:var(--muted)}
.bempty{font-size:19px;font-weight:300}.bempty a{border-bottom:1px solid currentColor}
.bpager{display:flex;gap:8px;margin-top:46px;font-family:var(--sans)}
.bpager a,.bpager span{min-width:40px;height:40px;display:grid;place-items:center;border:1px solid rgba(42,21,16,.2);border-radius:2px}
.bpager span{background:var(--ink);color:var(--cream)}
.bdraft{position:fixed;left:0;right:0;bottom:0;z-index:60;background:#b23b3b;color:#fff;text-align:center;padding:8px;font-family:var(--sans);font-size:13px;letter-spacing:.1em}

.bpost__h{background:var(--ink);color:var(--cream);padding:clamp(140px,15vw,190px) max(var(--gutter),calc((100% - 900px) / 2)) clamp(36px,4vw,54px)}
.bpost__cat{font-family:var(--sans);font-size:12px;letter-spacing:.26em;text-transform:uppercase;color:var(--gold)}
.bpost__t{font-family:var(--display);font-weight:400;font-size:clamp(38px,5vw,64px);line-height:1.08;margin:16px 0 18px}
.bpost__meta{font-family:var(--sans);font-size:13px;letter-spacing:.06em;opacity:.7}
.bpost .crumbs{max-width:900px;margin:0 auto;border:0;padding:18px var(--gutter)}
.bpost__cover{max-width:1200px;margin:0 auto;padding:0 var(--gutter)}
.bpost__cover img{width:100%;height:auto;border-radius:2px}
.bpost__wrap{max-width:900px;margin:0 auto;padding:clamp(36px,5vw,60px) var(--gutter) clamp(60px,8vw,100px)}
.btoc{border:1px solid rgba(42,21,16,.14);border-radius:2px;padding:20px 24px;margin-bottom:38px;background:rgba(255,255,255,.35)}
.btoc p{font-family:var(--sans);font-size:12px;letter-spacing:.22em;text-transform:uppercase;margin-bottom:10px}
.btoc ol{padding-left:20px;display:grid;gap:6px}
.btoc a{border-bottom:1px solid rgba(42,21,16,.2)}
.bpost__body{font-size:clamp(18px,1.35vw,20px);line-height:1.75;font-weight:400}
.bpost__body>*+*{margin-top:1.05em}
.bpost__body h2{font-family:var(--display);font-weight:400;font-size:clamp(30px,3vw,40px);line-height:1.15;margin-top:1.8em;scroll-margin-top:100px}
.bpost__body h3{font-family:var(--display);font-weight:400;font-size:clamp(24px,2.2vw,29px);line-height:1.2;margin-top:1.5em;scroll-margin-top:100px}
.bpost__body h4{font-family:var(--sans);font-size:15px;letter-spacing:.12em;text-transform:uppercase;margin-top:1.4em}
.bpost__body a{color:#7a5a2a;border-bottom:1px solid rgba(122,90,42,.4)}
.bpost__body ul,.bpost__body ol{padding-left:1.3em;display:grid;gap:.4em}
.bpost__body img{width:100%;height:auto;border-radius:2px;margin:1.4em 0 .3em}
.bpost__body blockquote{border-left:2px solid var(--gold);padding:4px 0 4px 22px;font-style:italic;color:var(--ink-2)}
.bpost__body iframe{width:100%;aspect-ratio:16/9;height:auto;border:0}
.bpost__body .ql-align-center{text-align:center}.bpost__body .ql-align-right{text-align:right}
.bcta{background:var(--ink);color:var(--cream);padding:clamp(50px,7vw,90px) var(--gutter);text-align:center}
.bcta h2{font-family:var(--display);font-weight:400;font-size:clamp(32px,4vw,52px);margin-bottom:14px}
.bcta p{max-width:58ch;margin:0 auto 26px;font-weight:300;font-size:18px;opacity:.9}
.bcta__a{display:flex;flex-wrap:wrap;gap:14px 28px;justify-content:center;align-items:center}
.brel h2{font-family:var(--display);font-weight:400;font-size:clamp(30px,3.5vw,46px);margin-bottom:28px}