:root{--mực:#14495A;--mực2:#0f3a48;--son:#B8322A;--đồng:#C9A86A;--giấy:#F6F1E7;--chữ:#1d2b30;--phụ:#5b6b70;--viền:#e6dcc7;--ok:#2E7D4F}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Be Vietnam Pro',system-ui,sans-serif;background:var(--giấy);color:var(--chữ);line-height:1.6;font-size:16px;-webkit-text-size-adjust:100%}
a{color:var(--son)}
.top{background:var(--mực2);color:#fff}.top .w{max-width:1000px;margin:auto;padding:10px 16px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.top img{height:40px;background:#fff;border-radius:8px;padding:3px 8px}.top b{font-size:15px}.top button{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff;border-radius:999px;padding:6px 14px;font:inherit;font-size:14px;cursor:pointer}
main{max-width:1000px;margin:auto;padding:20px 16px 50px}
h1,h2{font-family:'Playfair Display',serif;color:var(--mực);line-height:1.3}h1{font-size:28px}h2{font-size:21px;margin:26px 0 10px}
.the{background:#fff;border:1px solid var(--viền);border-radius:16px;padding:20px;margin-bottom:14px}
.dn{max-width:440px;margin:30px auto}.dn label{display:block;font-weight:600;font-size:14px;color:var(--mực);margin:12px 0 6px}
input,select,textarea{width:100%;font:inherit;padding:12px 14px;border:1px solid #d6c9aa;border-radius:10px;background:#fff;min-height:46px}
.nút{display:inline-block;background:var(--son);color:#fff;border:0;border-radius:999px;padding:12px 22px;font:inherit;font-weight:700;cursor:pointer;text-decoration:none;min-height:46px}
.nút.phụ{background:#fff;color:var(--mực);border:1.5px solid var(--mực)}.nút.nhỏ{padding:7px 14px;min-height:36px;font-size:14px}
.tb{margin-top:10px;font-size:14.5px;color:var(--son)}.tb.ok{color:var(--ok)}
.goi{font-size:13.5px;color:var(--phụ);margin-top:12px;background:var(--giấy);border-radius:10px;padding:10px 12px}
.so4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}@media(max-width:720px){.so4{grid-template-columns:1fr 1fr}}
.so4 .the{margin:0;text-align:center;padding:16px 10px}.so4 b{display:block;font:900 30px/1.1 'Playfair Display',serif;color:var(--son)}.so4 span{font-size:13.5px;color:var(--phụ)}
.thanh{height:10px;background:var(--giấy);border-radius:99px;overflow:hidden;margin-top:8px}.thanh i{display:block;height:100%;background:var(--đồng)}
table{width:100%;border-collapse:collapse;font-size:15px}th,td{padding:9px 8px;border-bottom:1px solid var(--viền);text-align:left;vertical-align:top}th{font-size:13px;color:var(--phụ);font-weight:600}
.cuộn{overflow-x:auto}
.vd{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media(max-width:600px){.vd{grid-template-columns:1fr}}
.vd .the{margin:0;background:linear-gradient(135deg,var(--mực2),var(--mực));color:#fff;border:0}.vd small{color:#e6c88a;letter-spacing:1.5px;font-weight:700;font-size:12px}.vd b{display:block;font-size:20px;margin:4px 0}.vd span{color:#cfe0e5;font-size:14px}
.nhãn{display:inline-block;font-size:12px;font-weight:700;border-radius:999px;padding:2px 10px;background:var(--giấy);color:var(--mực)}
.nhãn.đỏ{background:#fbe5e3;color:#8b241d}.nhãn.xanh{background:#e5f3e8;color:var(--ok)}
.cảnh{background:#fbf4e2;border:1px dashed var(--đồng);border-radius:12px;padding:12px 14px;margin-bottom:14px;font-size:15px}
.cột{display:flex;align-items:flex-end;gap:6px;height:120px;margin-top:10px}.cột div{flex:1;max-width:60px;background:var(--đồng);border-radius:6px 6px 0 0;position:relative;min-width:14px}.cột div span{position:absolute;top:-20px;left:0;right:0;text-align:center;font-size:12px;color:var(--mực);font-weight:700}
.ẩn{display:none!important}

details.gon{background:#fff;border:1px solid var(--viền);border-radius:16px;margin:12px 0;overflow:hidden}
details.gon>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding:13px 44px 13px 16px;position:relative;font-family:'Playfair Display',serif;font-weight:700;color:var(--mực);font-size:18px}
details.gon>summary::-webkit-details-marker{display:none}details.gon>summary::after{content:'▾';position:absolute;right:16px;top:13px;font-family:system-ui;color:var(--đồng);transition:transform .2s}details.gon:not([open])>summary::after{transform:rotate(-90deg)}
details.gon>summary:hover{background:#fbf8f1}details.gon .tom{font-family:'Be Vietnam Pro',system-ui,sans-serif;font-size:13.5px;font-weight:600;color:var(--phụ)}
.gon-than{padding:4px 16px 16px}.gon-than>.the{border:0;padding:0;margin:0 0 8px;box-shadow:none}
.top .w{position:relative}#nutPin{margin-left:auto;margin-right:6px}.pin-pop{position:absolute;right:16px;top:58px;z-index:50;background:#fff;color:var(--chữ);border:1px solid var(--viền);border-radius:14px;box-shadow:0 12px 30px rgba(0,0,0,.18);padding:12px 14px;width:min(340px,calc(100vw - 32px))}
.pin-dau{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;color:var(--mực)}.pin-dau button{background:none;border:0;font-size:18px;cursor:pointer;color:var(--phụ)}
.top{position:relative}

/* Thanh menu trên cùng (17/10/2026) */
.dh{display:flex;gap:0;margin-left:8px;flex:1;flex-wrap:nowrap;overflow:hidden}.dh a{color:#e9dfc8;text-decoration:none;font-size:13.5px;font-weight:600;padding:6px 10px;border-radius:999px;white-space:nowrap}.dh a:hover{background:rgba(255,255,255,.12);color:#fff}
.dh-nut{display:none!important;font-size:18px!important;padding:4px 12px!important}
@media(max-width:1240px){.dh-ten{display:none}}@media(max-width:1100px){.dh a{padding:6px 7px;font-size:13px}}
@media(max-width:980px){.dh{display:none;position:absolute;top:100%;left:0;right:0;margin:0;background:var(--mực2);flex-direction:column;padding:8px 12px 12px;z-index:45;box-shadow:0 10px 20px rgba(0,0,0,.2)}.dh.mo{display:flex}.dh a{font-size:15px;padding:10px 12px}.dh-nut{display:inline-block!important;margin-left:auto}#nutPin{margin-left:6px}}
@media(max-width:520px){.top .w{gap:6px;padding:8px 12px}.top img{height:32px;padding:2px 6px}.top button{padding:5px 10px;font-size:13px;white-space:nowrap}}

/* Chuông thông báo, hộp nổi, cảm nhận (17/10/2026) */
#chuongNut{position:relative;margin-left:auto;margin-right:6px;font-size:16px!important;padding:5px 11px!important}.chuong-so{position:absolute;top:-4px;right:-4px;background:#e0a526;color:#0f3a48;border-radius:99px;font-size:11px;font-weight:800;min-width:18px;height:18px;line-height:18px;text-align:center;padding:0 4px}
#chuongNut~#nutPin{margin-left:0}.chuong-pan{position:absolute;right:16px;top:58px;z-index:55;background:#fff;color:var(--chữ);border:1px solid var(--viền);border-radius:14px;box-shadow:0 12px 30px rgba(0,0,0,.18);padding:12px 12px 10px;width:min(380px,calc(100vw - 24px))}
.chuong-pan .pin-dau button{background:none;border:0;color:var(--mực);cursor:pointer;font:inherit}.chuong-ds{max-height:360px;overflow:auto;margin:0 -4px}
.tb-dong{display:block;text-decoration:none;color:var(--chữ);padding:9px 8px;border-radius:10px;border-bottom:1px solid var(--viền)}.tb-dong:hover{background:var(--giấy)}.tb-dong.moi{background:#fff8ec}.tb-dong b{display:block;font-size:14px;color:var(--mực)}.tb-dong span{display:block;font-size:13px;color:var(--phụ)}.tb-dong small{font-size:12px;color:var(--đồng)}
.chuong-cai{border-top:1px solid var(--viền);margin-top:8px;padding-top:8px}
.hop-noi{position:fixed;inset:0;background:rgba(15,58,72,.55);z-index:100;display:flex;align-items:center;justify-content:center;padding:16px;overflow:auto}.hop-noi-the{background:#fff;border-radius:18px;padding:22px;max-width:520px;width:100%;position:relative;max-height:calc(100vh - 32px);overflow:auto}.hop-noi-the h3{font-family:'Playfair Display',serif;color:var(--mực);font-size:21px;margin-bottom:6px}.hop-noi-the p{font-size:14.5px;color:var(--phụ);margin-bottom:10px}
.hop-dong{position:absolute;right:12px;top:10px;background:none;border:0;font-size:20px;cursor:pointer;color:var(--phụ)}
.cn-bb{background:#fbf4e2;border-radius:10px;padding:8px 12px;color:#7A5A22!important}.cn-tep{display:flex;gap:8px;flex-wrap:wrap;margin:4px 0 6px}.cn-dy{display:flex;gap:8px;align-items:flex-start;font-size:13.5px;margin-top:10px;background:var(--giấy);padding:10px;border-radius:10px;cursor:pointer}.cn-dy input{width:auto;min-height:0;margin-top:3px}
.sao-chon button{font-size:30px;background:none;border:0;color:#d8cfbd;cursor:pointer;padding:0 2px}.sao-chon button.on{color:#e0a526}
.anh-o{position:relative;display:inline-flex;align-items:center;justify-content:center;min-width:80px;max-width:240px;height:80px;border:1px solid var(--viền);border-radius:10px;background:#fff;padding:4px;font-size:12px;overflow:hidden}.anh-o img{max-height:72px;max-width:120px;display:block}.anh-o button{position:absolute;top:2px;right:2px;border:0;background:rgba(0,0,0,.6);color:#fff;border-radius:50%;width:22px;height:22px;cursor:pointer;font-size:12px}
label.chon-file{cursor:pointer;display:inline-block}
@media(max-width:520px){#chuongNut{padding:4px 9px!important}.chuong-pan{right:8px;top:52px}}
#cbEmail{flex:1;width:auto;min-width:0}#cbLuu{flex:none}
.pa-dong{border-top:1px solid var(--viền);padding:8px 0}.pa-dong p{margin:2px 0;white-space:pre-wrap}.pa-tl{background:#f3faf5;border-left:3px solid var(--ok);border-radius:8px;padding:8px 10px;margin-top:4px;font-size:14.5px;white-space:pre-wrap}