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img{width:44px;height:44px;object-fit:cover;border-radius:8px}.cprev .nm{font-size:13.4px;font-weight:600;flex:1;word-break:break-all;color:var(--navy)}.cprev button{background:none;border:0;color:var(--red-t);cursor:pointer;font-size:19px;padding:0 4px}.cnote{font-size:11px;color:#8a99ad;text-align:center;padding:0 12px 9px;background:#fff}@media(max-width:600px){.cbox{right:10px;left:10px;bottom:10px;width:auto}.cmsgs{height:min(56vh,370px)}.cbtn{right:12px;bottom:78px;width:52px;height:52px;font-size:22px}}@media(max-width:900px){.wrap{padding:0 15px}section{padding:38px 0}.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr}.g2{grid-template-columns:1fr}.grid{gap:13px}.card{padding:17px;border-radius:12px}.card:hover{transform:none;box-shadow:0 1px 3px rgba(20,36,61,.05)}.post:hover{transform:none}body{padding-bottom:70px}.mbar{display:flex}.cbtn{bottom:calc(74px + var(--sab))}.cbox{bottom:calc(70px + var(--sab))}.phead{padding:30px 0 34px}.band{padding:38px 16px}h2.sec{padding-bottom:11px}.diagram{padding:12px;border-radius:12px}.fgrid{grid-template-columns:1fr;gap:24px}.phead h1{font-size:26px}.phead p{font-size:16px}h2.sec{font-size:24px}article.body{padding:24px 20px;font-size:16.3px}article.body h2{font-size:20px}.arthead h1{font-size:25px}.burger{display:flex}.nav{flex-wrap:nowrap;padding:9px 0}.brand{min-width:0}.brand .bt{min-width:0}.brand .b1,.brand .b2{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.menu{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-top:1px solid var(--line);box-shadow:0 14px 28px rgba(20,36,61,.16);padding:6px 15px 12px;max-height:76vh;overflow-y:auto;-webkit-overflow-scrolling:touch;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .18s ease,transform .18s ease,visibility .18s}.menu.open{transform:none;opacity:1;visibility:visible}.nav a.mi{width:100%;border-radius:10px;padding:13px 12px;font-size:16px}.nav a.cta{margin-top:8px;justify-content:center;text-align:center}body.menu-mo{overflow:hidden}.btn-b{margin-left:0;margin-top:10px}.brand img{height:42px}.brand .b1{font-size:17px}.brand .b2{font-size:10.6px}.topbar{font-size:12.3px}.topbar .wrap{gap:9px;padding:6px 15px}.slides{aspect-ratio:auto;min-height:0;display:grid}.slide .sv{display:none}.slider{background:linear-gradient(122deg,var(--navy) 0%,var(--red-x) 58%,var(--red-d) 100%)}.slide{position:relative;inset:auto;grid-area:1/1;height:auto}.stx{display:block;padding:26px 18px 54px;color:#fff}.stx .bh{font-size:clamp(21px,5.6vw,28px);line-height:1.28;font-weight:800;margin:0 0 10px}.stx .bh span{display:block}.stx .bh b{display:block;color:var(--gold);font-weight:800}.stx p{font-size:15.4px;line-height:1.6;margin:0 0 14px;color:#ffe9ea}.bchips{display:flex;flex-wrap:wrap;gap:7px}.bch{font-size:12.8px;font-weight:700;padding:7px 13px;border-radius:99px;background:rgba(255,255,255,.14);border:1.4px solid rgba(255,255,255,.5);color:#fff}.bch.gold{background:var(--gold);border-color:var(--gold);color:#3a1400}.slider .nav{display:none}.slider .dots{bottom:18px}.slider .nav{width:38px;height:38px;font-size:16px}.slider .prev{left:8px}.slider .next{right:8px}.topbar .sp{display:none}.topbar .ks{margin-left:auto;padding:3px 9px;font-size:12px}.tbl td:first-child{width:auto}}.cbtn{position:fixed;right:18px;bottom:84px;z-index:95;background:var(--navy);color:#fff;width:58px;height:58px;border-radius:50%;border:0;cursor:pointer;font-size:25px;box-shadow:0 8px 26px rgba(20,36,61,.4);transition:.2s}.cbtn:hover{background:var(--red);transform:scale(1.06)}.cbox{position:fixed;right:18px;bottom:18px;z-index:96;width:392px;max-width:calc(100vw - 36px);background:#fff;border-radius:16px;box-shadow:0 18px 60px rgba(20,36,61,.32);display:none;overflow:hidden;flex-direction:column}.cbox.on{display:flex}.chd{background:linear-gradient(120deg,var(--navy),var(--red-d));color:#fff;padding:13px 16px;display:flex;align-items:center;gap:10px}.chd .av{width:36px;height:36px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;font-size:19px;flex-shrink:0}.chd b{font-size:15px;display:block}.chd span{font-size:11.5px;opacity:.9;display:block}.chd .dot{width:7px;height:7px;border-radius:50%;background:#3ddc84;display:inline-block;margin-right:5px;vertical-align:1px}.chd button{margin-left:auto;background:rgba(255,255,255,.2);border:0;color:#fff;width:28px;height:28px;border-radius:50%;cursor:pointer;font-size:16px;line-height:1;flex-shrink:0}.cmsgs{padding:14px;height:368px;overflow-y:auto;background:#f7f9fc;position:relative}.cmsgs.drag:after{content:"Thả tệp vào đây để gửi";position:absolute;inset:8px;border:2.5px dashed var(--red);border-radius:12px;background:rgba(239,29,40,.06);display:flex;align-items:center;justify-content:center;color:var(--red-d);font-weight:700;font-size:15px}.cm{margin-bottom:11px;display:flex}.cm .bub{max-width:82%;padding:9px 13px;border-radius:13px;font-size:14.3px;line-height:1.62;white-space:pre-wrap;word-wrap:break-word;overflow-wrap:anywhere}.cm.u{justify-content:flex-end}.cm.u .bub{background:var(--red-t);color:#fff;border-bottom-right-radius:4px}.cm.a .bub{background:#fff;border:1px solid var(--line);color:var(--ink);border-bottom-left-radius:4px}.cm.s .bub{background:#fff3cd;border:1px solid #f0d68a;color:#6b4e00;font-size:13px;margin:0 auto}.cm .bub img{max-width:100%;border-radius:9px;display:block;margin-top:4px;cursor:pointer}.cm .fil{display:flex;align-items:center;gap:9px;text-decoration:none;color:inherit}.cm .fil .ic{font-size:22px}.cm .fil .nm{font-size:13.6px;font-weight:600;word-break:break-all}.cin{display:flex;gap:7px;padding:10px;border-top:1px solid var(--line);background:#fff;align-items:center}.cin input[type=text]{flex:1;padding:10px 13px;border:1px solid #cfd8e6;border-radius:10px;font-size:14.3px;font-family:inherit;outline:none;min-width:0}.cin input[type=text]:focus{border-color:var(--red)}.cin .ib{background:#f1f5fa;border:1px solid #dfe7f0;width:38px;height:38px;border-radius:10px;cursor:pointer;font-size:17px;flex-shrink:0;line-height:1;transition:.15s;padding:0}.cin .ib:hover{background:#e6edf6;border-color:#c3d2e2}.cin .snd{background:var(--red-t);color:#fff;border:0;padding:0 16px;height:38px;border-radius:10px;cursor:pointer;font-weight:700;font-size:14.3px;flex-shrink:0}.cin .snd:disabled{background:#c9d3e0;cursor:default}.emo{display:none;flex-wrap:wrap;gap:3px;padding:9px 11px;background:#fff;border-top:1px solid var(--line);max-height:132px;overflow-y:auto}.emo.on{display:flex}.emo button{background:none;border:0;font-size:21px;cursor:pointer;width:34px;height:32px;border-radius:7px;padding:0}.emo button:hover{background:#f1f5fa}.cprev{display:none;align-items:center;gap:10px;padding:9px 11px;background:#fdf3f3;border-top:1px solid #f6d5d7}.cprev.on{display:flex}.cprev img{width:44px;height:44px;object-fit:cover;border-radius:8px}.cprev .nm{font-size:13.4px;font-weight:600;flex:1;word-break:break-all;color:var(--navy)}.cprev button{background:none;border:0;color:var(--red-t);cursor:pointer;font-size:19px;padding:0 4px}.cnote{font-size:11px;color:#8a99ad;text-align:center;padding:0 12px 9px;background:#fff}@media(max-width:600px){.cbox{right:10px;left:10px;bottom:10px;width:auto}.cmsgs{height:min(56vh,370px)}.cbtn{right:12px;bottom:78px;width:52px;height:52px;font-size:22px}}
.hero{background:linear-gradient(135deg,#0E1B2E,#14243D 55%,#5C1016);color:#fff;
 border-radius:20px;padding:44px 34px;margin:22px 0 8px;position:relative;overflow:hidden}
.hero h1{font-size:clamp(26px,5.4vw,42px);margin:0 0 12px;line-height:1.12}
.hero p{font-size:clamp(15px,3.2vw,19px);color:#D6E0EC;max-width:640px;margin:0 0 22px}
.hero .n{color:#FFD24A}
.hbtn{display:inline-flex;gap:10px;flex-wrap:wrap}
.hbtn a{padding:13px 22px;border-radius:11px;font-weight:700;text-decoration:none}
.hbtn .b1{background:#fff;color:var(--navy)}
.hbtn .b2{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.34)}
.luoi{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
 margin:22px 0}
.goi{border:1px solid #e3e9f2;border-radius:16px;background:#fff;padding:24px 22px;
 display:flex;flex-direction:column;position:relative;overflow:hidden;
 transition:border-color .16s,transform .16s,box-shadow .16s}
.goi:hover{border-color:var(--red-t);transform:translateY(-3px);
 box-shadow:0 10px 26px rgba(20,36,61,.1)}
.goi.hot:before{content:"HOT";position:absolute;top:14px;right:-30px;
 transform:rotate(45deg);background:var(--red-t);color:#fff;font-size:11px;
 font-weight:800;letter-spacing:.1em;padding:4px 34px}
.goi .ten{font-size:20px;font-weight:800;color:var(--navy);margin:0}
.goi .nm{font-size:13px;color:var(--mut);margin:2px 0 14px}
.goi .gia{font-size:30px;font-weight:900;color:var(--red-t);line-height:1}
.goi .gia small{font-size:14px;font-weight:600;color:var(--mut)}
.goi .dl{font-size:16px;font-weight:700;color:var(--navy);margin:12px 0 4px}
.goi ul{list-style:none;padding:0;margin:10px 0 18px;display:grid;gap:7px}
.goi li{font-size:14.5px;color:#3d4a5c;padding-left:24px;position:relative;line-height:1.5}
.goi li:before{content:"✓";position:absolute;left:0;color:#1a9d54;font-weight:800}
.goi .dat{margin-top:auto;text-align:center;background:var(--red-t);color:#fff;
 padding:12px;border-radius:11px;font-weight:700;text-decoration:none;
 transition:background .15s}
.goi .dat:hover{background:#a5121d}
.sec{font-size:clamp(21px,4.4vw,28px);color:var(--navy);margin:34px 0 4px}
.sub{color:var(--mut);max-width:720px;margin:0 0 18px;text-wrap:pretty}
.buoc{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));margin:18px 0}
.buoc .b{background:#f7f9fc;border-radius:13px;padding:20px 18px}
.buoc .s{width:34px;height:34px;border-radius:9px;background:var(--red-t);color:#fff;
 font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:11px}
.buoc b{display:block;color:var(--navy);margin-bottom:5px}
.buoc span{color:var(--mut);font-size:14.5px;line-height:1.6}
.card{border:1px solid #e3e9f2;border-radius:16px;background:#fff;padding:24px 26px;margin:18px 0}
.bang{width:100%;border-collapse:collapse;margin:6px 0}
.bang td{padding:10px 4px;border-bottom:1px solid #eef2f7;font-size:15px;vertical-align:top}
.bang td:first-child{color:var(--mut);width:44%}
.bang td:last-child{color:var(--navy);font-weight:600}
.tt{display:inline-block;padding:4px 12px;border-radius:20px;font-size:13px;font-weight:700}
.tt.draft{background:#fff3d6;color:#8a6100}
.tt.paid,.tt.confirmed{background:#dff3e6;color:#1a7d44}
.tt.active,.tt.done{background:#d9ecff;color:#1560a8}
.tt.cancel{background:#ffe0e0;color:#b3261e}
.sochon{display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin:10px 0}
.sochon label{border:1.5px solid #d9e1ec;border-radius:11px;padding:12px 14px;cursor:pointer;
 display:block;transition:border-color .15s,background .15s}
.sochon input{position:absolute;opacity:0}
.sochon input:checked+.n{color:var(--red-t)}
.sochon label:has(input:checked){border-color:var(--red-t);background:#fff5f5}
.sochon .n{display:block;font-size:17px;font-weight:800;color:var(--navy);letter-spacing:.5px}
.sochon .p{font-size:13px;color:var(--mut);margin-top:3px}
.loi{background:#fff0f0;border:1px solid #f3c9c9;color:#b3261e;padding:13px 16px;
 border-radius:11px;margin:12px 0}
.ok{background:#eefaf1;border:1px solid #bfe6cd;color:#1a7d44;padding:13px 16px;
 border-radius:11px;margin:12px 0}
.qr{text-align:center;margin:16px 0}
.qr img{width:230px;height:230px;border:1px solid #e3e9f2;border-radius:14px;padding:8px;background:#fff}
.frm{display:grid;gap:15px}
@media(min-width:560px){.frm{grid-template-columns:1fr 1fr}
 .frm .rong,.frm .tb,.frm button{grid-column:1/-1}}
.fi{display:flex;flex-direction:column;gap:6px;min-width:0}
.lb{font-size:13.5px;font-weight:700;color:var(--navy)}
.lb .sao{color:var(--red-t);margin-left:2px}
.o{width:100%;box-sizing:border-box;font:400 16px/1.45 inherit;color:var(--navy);
 background:#fff;border:1.5px solid #d9e1ec;border-radius:10px;padding:12px 14px;
 -webkit-appearance:none;appearance:none}
.o:focus{outline:0;border-color:var(--red-t);box-shadow:0 0 0 3px rgba(197,17,32,.13)}
select.o{padding-right:40px;cursor:pointer;
 background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%235b6b80' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
 background-repeat:no-repeat;background-position:right 15px center}
.frm button,.btn{width:100%;padding:15px;font-size:16.5px;border-radius:11px;
 background:var(--red-t);color:#fff;border:0;font-weight:700;cursor:pointer;text-decoration:none;
 display:block;text-align:center}
.ghi{font-size:12.5px;color:var(--mut)}
.canhbao{background:#fffbea;border:1px solid #f0e0a8;border-radius:11px;padding:14px 16px;
 font-size:14px;color:#6b5600;margin:14px 0}