/* assets/blog.css – giao diện Blog Gonex (dùng cùng token màu với site.css) */
.bsec{padding:56px 0 88px}
.bic{width:16px;height:16px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ---- đầu trang Blog ---- */
.bhero{position:relative;overflow:hidden;color:#fff;padding:68px 0 76px;
  background:linear-gradient(180deg,rgba(8,40,22,.6),rgba(8,40,22,.82)),linear-gradient(135deg,rgba(19,103,53,.5),rgba(184,95,26,.4)),url('ha-giang-hero.jpg') center 45%/cover no-repeat,linear-gradient(135deg,#136735,#0d4a26 55%,#b85f1a)}
.bhero:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-160px;top:-240px;background:radial-gradient(circle,rgba(231,122,37,.55),transparent 68%)}
.bhero .w{position:relative;display:grid;gap:36px 56px;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);align-items:end}
.bhero h1{font-size:clamp(32px,4.4vw,54px);line-height:1.12;font-weight:800;letter-spacing:-.02em;margin:0 0 16px;text-shadow:0 2px 22px rgba(0,0,0,.35)}
.bhero p{margin:0;max-width:54ch;color:#e2efe7;font-size:19px}
.bsearch{display:flex;align-items:center;background:#fff;border-radius:999px;padding:6px 6px 6px 22px;box-shadow:0 22px 44px -18px rgba(0,0,0,.55)}
.bsearch svg{width:20px;height:20px;stroke:#64748b;fill:none;stroke-width:2;stroke-linecap:round;flex:none}
.bsearch input{flex:1;min-width:0;margin:0;border:0;outline:0;background:transparent;color:#1e293b;font:600 17px inherit;font-family:inherit;padding:12px 14px}
.bsearch input::placeholder{color:#94a3b8;font-weight:500}
.bsearch .btn{padding:12px 24px}
@media(max-width:860px){.bhero{padding:48px 0 56px}.bhero .w{grid-template-columns:1fr}}

/* ---- chuyên mục ---- */
.bchips{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 14px;margin:0 0 30px;scrollbar-width:none}
.bchips::-webkit-scrollbar{display:none}
.bchips a{flex:none;display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;border:1px solid var(--line);background:var(--card);font-weight:700;font-size:16px;transition:border-color .2s,background .2s}
.bchips a small{font-size:13px;font-weight:700;color:var(--mute)}
.bchips a:hover{border-color:var(--o)}
.bchips a.on{background:var(--g);border-color:var(--g);color:#fff}
.bchips a.on small{color:#bfe0ca}
.bnote{margin:0 0 28px;color:var(--mute);font-size:17px}
.bnote a{color:var(--o);font-weight:700}

/* ---- khung ảnh dùng chung ---- */
.bm{position:relative;overflow:hidden;background:var(--gl)}
.bm img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.ph0{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(135deg,var(--g),#2a9a58)}
.ph0.v1{background:linear-gradient(135deg,#c9651a,#f3a11f)}
.ph0.v2{background:linear-gradient(135deg,var(--gd),#1f8a4b)}
.ph0 svg{width:64px;height:64px;fill:none;stroke:rgba(255,255,255,.75);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.pb{position:absolute;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.94);color:var(--g)}
.pb svg{fill:currentColor;stroke:none;margin-left:2px}
.bcat{position:absolute;left:14px;top:14px;z-index:1;padding:5px 14px;border-radius:999px;background:rgba(6,30,18,.62);color:#fff;font-size:14px;font-weight:700;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.bmeta{display:flex;gap:6px 18px;flex-wrap:wrap;font-size:14.5px;font-weight:600;color:var(--mute)}
.bmeta span{display:inline-flex;align-items:center;gap:6px}

/* ---- bài nổi bật ---- */
.bfeat{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);border-radius:32px;overflow:hidden;background:var(--g);color:#fff;margin-bottom:60px;box-shadow:0 30px 60px -26px rgba(13,74,38,.6)}
.bfeat .bm{min-height:400px}
.bfeat:hover .bm img{transform:scale(1.04)}
.bfeat .pb{width:76px;height:76px;left:50%;top:50%;transform:translate(-50%,-50%)}
.bfeat .pb svg{width:30px;height:30px}
.bfeat .tx{padding:46px;display:flex;flex-direction:column;justify-content:center;gap:16px}
.bfeat .kc{align-self:flex-start;padding:5px 16px;border-radius:999px;background:var(--o);font-size:14.5px;font-weight:700}
.bfeat h2{margin:0;color:#fff;font-size:clamp(26px,3vw,38px);line-height:1.2}
.bfeat p{margin:0;color:#d3e9da}
.bfeat .bmeta{color:#bfe0ca}
.bfeat .btn{align-self:flex-start;margin-top:6px}
@media(max-width:900px){.bfeat{grid-template-columns:1fr}.bfeat .bm{min-height:0;aspect-ratio:16/10}.bfeat .tx{padding:30px 26px 34px}}

/* ---- lưới bài viết ---- */
.bgrid{display:grid;gap:44px 28px;grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:1000px){.bgrid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.bgrid{grid-template-columns:1fr}}
.bc{display:flex;flex-direction:column;min-width:0}
.bc .bm{aspect-ratio:16/10;border-radius:22px}
.bc:hover .bm img,.bc:focus-visible .bm img{transform:scale(1.06)}
.bc .pb{width:52px;height:52px;right:14px;bottom:14px}
.bc .pb svg{width:20px;height:20px}
.bc .gc{position:absolute;right:14px;bottom:14px;display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;background:rgba(6,30,18,.62);color:#fff;font-size:14px;font-weight:700;backdrop-filter:blur(8px)}
.bc h3{margin:18px 0 8px;font-size:22px;line-height:1.32;font-weight:800;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.bc:hover h3,.bc:focus-visible h3{color:var(--o)}
.bc p{margin:0 0 14px;color:var(--mute);font-size:16.5px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.bc .bmeta{margin-top:auto}

/* ---- phân trang, trống, kêu gọi ---- */
.bpg{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:60px}
.bpg a,.bpg span{min-width:46px;height:46px;padding:0 14px;display:grid;place-items:center;border-radius:14px;border:1px solid var(--line);background:var(--card);font-weight:700}
.bpg a:hover{border-color:var(--o)}
.bpg .on{background:var(--o);border-color:var(--o);color:#fff}
.bpg .gap{border:0;background:none;min-width:24px;padding:0}
.bempty{text-align:center;padding:72px 24px;border:2px dashed var(--line);border-radius:28px;color:var(--mute)}
.bempty h2{font-size:26px;color:var(--ink);margin:0 0 8px}
.bempty .btn{margin-top:18px}
.bcta{margin-top:84px;border-radius:32px;padding:46px 50px;background:linear-gradient(135deg,var(--o),#f3a11f);color:#fff;display:flex;gap:24px 40px;justify-content:space-between;align-items:center;flex-wrap:wrap;box-shadow:0 26px 50px -22px rgba(231,122,37,.65)}
.bcta h2{margin:0 0 8px;color:#fff;font-size:clamp(24px,3vw,32px)}
.bcta p{margin:0;max-width:58ch;font-size:18px}
.bcta .btn{background:#fff;color:var(--od);box-shadow:none}
.bcta .btn:hover{background:var(--gd);color:#fff}
@media(max-width:620px){.bcta{padding:34px 26px}}

/* ---- trang chi tiết ---- */
#rp{position:fixed;left:0;top:0;height:4px;width:0;background:var(--o);z-index:70}
.bart{padding:44px 0 88px}
.bcrumb{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:0 0 22px;font-size:15px;color:var(--mute)}
.bcrumb a:hover{color:var(--o)}
.bhead{max-width:900px}
.bhead .kc{display:inline-block;padding:5px 16px;border-radius:999px;background:var(--ol);color:var(--od);font-size:14.5px;font-weight:700}
@media(prefers-color-scheme:dark){.bhead .kc{color:#ffb673}}
.bhead h1{margin:16px 0 18px;font-size:clamp(30px,4.3vw,52px);line-height:1.14;font-weight:800;letter-spacing:-.02em}
.bhead .lead{margin:0 0 26px;font-size:clamp(18px,2vw,21px);max-width:62ch}
.bby{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.bav{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--g);color:#fff;font-weight:800;font-size:19px}
.bby b{display:block;line-height:1.3}
.bby .bmeta{margin-top:2px}
.bcover{position:relative;margin:34px 0 0;border-radius:32px;overflow:hidden;aspect-ratio:21/10;background:var(--gl);box-shadow:0 26px 56px -26px rgba(13,74,38,.5)}
.bcover img{width:100%;height:100%;object-fit:cover;display:block;cursor:zoom-in}
@media(max-width:700px){.bcover{aspect-ratio:4/3;border-radius:22px}}
.bwrap{display:grid;grid-template-columns:56px minmax(0,780px);gap:44px;justify-content:center;margin-top:52px}
.bshare{position:sticky;top:112px;align-self:start;display:flex;flex-direction:column;gap:10px}
.bshare a,.bshare button{width:48px;height:48px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;padding:0;transition:.2s}
.bshare a:hover,.bshare button:hover{background:var(--o);border-color:var(--o);color:#fff}
.bshare svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.bshare svg.f{fill:currentColor;stroke:none}
@media(max-width:1000px){.bwrap{grid-template-columns:minmax(0,1fr);gap:26px}.bshare{position:static;flex-direction:row;order:2}}
.bdraft{margin:0 0 24px;padding:14px 20px;border-radius:16px;background:var(--ol);border:1px solid var(--o);font-weight:600}
.bdraft a{color:var(--od);text-decoration:underline}

.vid{position:relative;aspect-ratio:16/9;border-radius:24px;overflow:hidden;background:#000;margin:0 0 2em}
.vid iframe,.vid video{position:absolute;inset:0;width:100%;height:100%;border:0}
.vid.p{aspect-ratio:9/16;max-width:380px;margin-inline:auto}

.prose{font-size:19px;line-height:1.85;overflow-wrap:anywhere}
.prose>:first-child{margin-top:0}
.prose p{margin:0 0 1.25em}
.prose h2{font-size:clamp(25px,3vw,31px);line-height:1.25;margin:2em 0 .55em}
.prose h3{font-size:clamp(21px,2.4vw,24px);line-height:1.3;margin:1.8em 0 .45em}
.prose h4{font-size:19px;margin:1.6em 0 .4em}
.prose a{color:var(--g);font-weight:600;text-decoration:underline;text-underline-offset:3px}
@media(prefers-color-scheme:dark){.prose a{color:#6fd39a}}
.prose a:hover{color:var(--o)}
.prose ul,.prose ol{margin:0 0 1.25em;padding-left:1.4em}
.prose li{margin:.4em 0}
.prose blockquote{margin:1.9em 0;padding:6px 0 6px 26px;border-left:5px solid var(--o);font-size:22px;line-height:1.6;font-weight:600}
.prose blockquote p{margin:0}
.prose figure{margin:1.9em 0}
.prose figure.vid{margin:1.9em 0}
.prose img{display:block;max-width:100%;height:auto;margin:1.9em auto;border-radius:20px;cursor:zoom-in}
.prose figure img{margin:0 auto}
.prose figcaption{margin-top:10px;text-align:center;color:var(--mute);font-size:15.5px}
.prose hr{border:0;height:1px;background:var(--line);margin:2.4em 0}

.bgal{columns:3 220px;column-gap:14px;margin:44px 0 0}
.bgal a{display:block;margin:0 0 14px;border-radius:18px;overflow:hidden;break-inside:avoid;cursor:zoom-in}
.bgal img{display:block;width:100%;height:auto;transition:transform .5s}
.bgal a:hover img{transform:scale(1.05)}
.bgt{margin:48px 0 14px;font-size:22px}
.btags{display:flex;gap:8px;flex-wrap:wrap;margin-top:40px}
.btags a{padding:6px 16px;border-radius:999px;background:var(--gl);color:var(--g);font-weight:700;font-size:15.5px}
@media(prefers-color-scheme:dark){.btags a{color:#8fe0b2}}
.btags a:hover{background:var(--o);color:#fff}

.bnav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:64px}
.bnav a{display:flex;flex-direction:column;gap:6px;padding:22px 26px;border:1px solid var(--line);border-radius:22px;background:var(--card);transition:border-color .2s}
.bnav a:hover{border-color:var(--o)}
.bnav a.nx{text-align:right;grid-column:2}
.bnav small{color:var(--mute);font-weight:700;font-size:14.5px}
.bnav b{font-size:18px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media(max-width:620px){.bnav{grid-template-columns:1fr}.bnav a.nx{grid-column:auto}}
.brel{margin-top:80px}
.brel>h2{margin:0 0 28px;font-size:clamp(24px,3vw,32px)}

/* ---- xem ảnh phóng to ---- */
#lb{position:fixed;inset:0;z-index:80;display:none;align-items:center;justify-content:center;padding:28px;background:rgba(5,15,10,.93)}
#lb.on{display:flex}
#lb img{max-width:min(1280px,100%);max-height:88vh;border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
#lb button{position:absolute;width:52px;height:52px;border-radius:50%;border:0;background:rgba(255,255,255,.14);color:#fff;font-size:26px;cursor:pointer;display:grid;place-items:center;transition:background .2s}
#lb button:hover{background:var(--o)}
#lb .x{top:20px;right:20px}#lb .pv{left:20px;top:50%;margin-top:-26px}#lb .nx{right:20px;top:50%;margin-top:-26px}
#lb .ct{position:absolute;bottom:20px;left:0;right:0;text-align:center;color:#cbd5e1;font-weight:600;font-size:15px}