:root{--tim:#592D7D;--tim-dam:#3f1f5a;--tim-nhat:#f3eef8;--tim-vien:#d9cce8;--nen:#f6f5fa;--the:#fff;--chu:#1f1a2e;--xam:#6b6580;--vien:#e6e1ef;--xanh:#1f9d55;--do:#d63b3b;--vang:#b7791f;--bo:14px;--bong:0 1px 2px rgba(31,26,46,.06),0 8px 24px -12px rgba(89,45,125,.18)}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Be Vietnam Pro',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--nen);color:var(--chu);font-size:15px;line-height:1.5}
a{color:var(--tim);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{margin:0 0 .5em;line-height:1.25;letter-spacing:-.01em}h1{font-size:1.5rem}h2{font-size:1.1rem}h3{font-size:.95rem}
.thanh{background:var(--tim);color:#fff;position:sticky;top:0;z-index:20}
.thanh .trong{max-width:1200px;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:20px;height:56px}
.thanh .logo{font-weight:800;font-size:1.15rem;color:#fff;letter-spacing:-.02em;display:flex;align-items:center;gap:8px}
.thanh .logo b{background:#fff;color:var(--tim);border-radius:7px;padding:1px 6px}
.thanh nav{display:flex;gap:4px;flex:1}
.thanh nav a{color:#fff;opacity:.85;padding:8px 12px;border-radius:9px;font-weight:600;font-size:.92rem}
.thanh nav a:hover,.thanh nav a.hien{opacity:1;background:rgba(255,255,255,.14);text-decoration:none}
.thanh .nguoi{font-size:.85rem;opacity:.85}
.trang{max-width:1200px;margin:0 auto;padding:24px 16px 60px}
.the{background:var(--the);border:1px solid var(--vien);border-radius:var(--bo);box-shadow:var(--bong)}
.nut{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--vien);background:#fff;color:var(--chu);padding:9px 14px;border-radius:10px;font:inherit;font-weight:600;font-size:.9rem;cursor:pointer;text-decoration:none!important;white-space:nowrap;transition:.15s}
.nut:hover{border-color:var(--tim-vien);background:var(--tim-nhat)}
.nut.chinh{background:var(--tim);border-color:var(--tim);color:#fff}.nut.chinh:hover{background:var(--tim-dam)}
.nut.nguy{color:var(--do)}.nut.nguy:hover{background:#fdecec;border-color:#f3b8b8}
.nut.nho{padding:6px 10px;font-size:.82rem;border-radius:8px}
.nut[disabled]{opacity:.5;cursor:not-allowed}
input[type=text],input[type=url],input[type=email],input[type=tel],input[type=password],input[type=number],input[type=date],select,textarea{width:100%;font:inherit;padding:9px 12px;border:1px solid var(--vien);border-radius:10px;background:#fff;color:var(--chu);outline:none;transition:.15s}
input:focus,select:focus,textarea:focus{border-color:var(--tim);box-shadow:0 0 0 3px rgba(89,45,125,.14)}
textarea{min-height:90px;resize:vertical}
label{display:block;font-size:.82rem;font-weight:600;color:var(--xam);margin:0 0 4px}
.o{margin-bottom:12px}.hang{display:grid;gap:12px;grid-template-columns:1fr 1fr}
.goi-y{font-size:.78rem;color:var(--xam);margin-top:4px}
.nhan{display:inline-block;font-size:.72rem;font-weight:700;padding:2px 8px;border-radius:999px;background:var(--tim-nhat);color:var(--tim)}
.nhan.xanh{background:#e6f6ec;color:var(--xanh)}.nhan.xam{background:#eee;color:#666}.nhan.do{background:#fdecec;color:var(--do)}.nhan.vang{background:#fff4dd;color:var(--vang)}
.canh-bao{background:#fdecec;color:var(--do);border:1px solid #f3b8b8;padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:.9rem}
.thong-bao{background:#e6f6ec;color:var(--xanh);border:1px solid #bfe6cd;padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:.9rem}
.dau{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:18px}
/* Đăng nhập */
.dn{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(160deg,var(--tim) 0%,#2b1540 100%)}
.dn .the{width:100%;max-width:380px;padding:32px 28px}
.dn .logo{font-weight:800;font-size:1.6rem;color:var(--tim);margin-bottom:4px}.dn p{color:var(--xam);margin:0 0 20px;font-size:.9rem}
/* KPI */
.kpi{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}
.kpi .the{padding:14px 16px}.kpi .so{font-size:1.6rem;font-weight:800;letter-spacing:-.02em;line-height:1.1}.kpi .ten{font-size:.78rem;color:var(--xam);font-weight:600}
/* Danh sách */
.loc{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.loc input,.loc select{width:auto;min-width:140px}.loc input[type=text]{flex:1;min-width:200px}
.luoi{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:14px}
.qr-the{padding:14px;display:grid;grid-template-columns:96px 1fr;gap:12px;position:relative;transition:.15s}.qr-the:hover{box-shadow:0 12px 32px -14px rgba(89,45,125,.35);border-color:var(--tim-vien)}
.qr-the .hinh{width:96px;height:96px;border:1px solid var(--vien);border-radius:10px;background:#fff;display:grid;place-items:center;overflow:hidden}.qr-the .hinh img{width:88px;height:88px;object-fit:contain}
.qr-the .ten{font-weight:700;display:block;margin-bottom:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qr-the .tt{font-size:.8rem;color:var(--xam);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.qr-the .chan{display:flex;gap:6px;align-items:center;margin-top:8px;font-size:.78rem;color:var(--xam);flex-wrap:wrap}
.qr-the .quet{font-weight:800;color:var(--tim);font-size:1rem}
.qr-the a.phu{position:absolute;inset:0}
.qr-the .hd{position:relative;z-index:2;display:flex;gap:4px;margin-top:6px}
.trong-rong{text-align:center;padding:60px 20px;color:var(--xam)}
/* Trình soạn */
.editor{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}
.buoc{padding:18px 20px;margin-bottom:16px}.buoc h2{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.buoc h2 .so{width:26px;height:26px;border-radius:50%;background:var(--tim);color:#fff;display:grid;place-items:center;font-size:.8rem}
.loai-luoi{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px}
.loai-nut{border:1px solid var(--vien);border-radius:12px;padding:10px 12px;cursor:pointer;background:#fff;text-align:left;font:inherit;transition:.15s;display:flex;gap:10px;align-items:center}
.loai-nut:hover{border-color:var(--tim-vien);background:var(--tim-nhat)}.loai-nut.chon{border-color:var(--tim);background:var(--tim-nhat);box-shadow:0 0 0 2px rgba(89,45,125,.18)}
.loai-nut .ic{font-size:1.4rem}.loai-nut b{display:block;font-size:.88rem}.loai-nut small{color:var(--xam);font-size:.74rem;line-height:1.2;display:block}
.che-do{display:flex;gap:0;border:1px solid var(--vien);border-radius:10px;overflow:hidden;margin-bottom:14px;width:max-content}
.che-do button{border:0;background:#fff;padding:8px 14px;font:inherit;font-weight:600;font-size:.85rem;cursor:pointer;color:var(--xam)}.che-do button.chon{background:var(--tim);color:#fff}
.che-do button[disabled]{opacity:.4;cursor:not-allowed}
.nd{display:none}.nd.hien{display:block}
.tab{display:flex;gap:4px;border-bottom:1px solid var(--vien);margin-bottom:14px}.tab button{border:0;background:none;padding:8px 12px;font:inherit;font-weight:600;font-size:.88rem;color:var(--xam);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}.tab button.chon{color:var(--tim);border-color:var(--tim)}
.tabnd{display:none}.tabnd.hien{display:block}
.hinh-chon{display:flex;gap:8px;flex-wrap:wrap}
.hinh-chon button{border:1px solid var(--vien);border-radius:10px;background:#fff;padding:6px;cursor:pointer;display:grid;gap:2px;place-items:center;width:64px;font:inherit;font-size:.62rem;color:var(--xam)}
.hinh-chon button.chon{border-color:var(--tim);background:var(--tim-nhat);box-shadow:0 0 0 2px rgba(89,45,125,.18)}.hinh-chon img{width:36px;height:36px}
.mau-o{display:flex;align-items:center;gap:8px}.mau-o input[type=color]{width:40px;height:34px;border:1px solid var(--vien);border-radius:8px;padding:2px;background:#fff;cursor:pointer}.mau-o input[type=text]{width:110px;font-family:ui-monospace,Menlo,monospace;font-size:.85rem}
.mau-goi{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}.mau-goi span{width:22px;height:22px;border-radius:50%;cursor:pointer;border:2px solid #fff;box-shadow:0 0 0 1px var(--vien)}
.logo-chon{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.logo-chon button{border:1px solid var(--vien);background:#fff;border-radius:10px;width:58px;height:58px;display:grid;place-items:center;cursor:pointer;overflow:hidden}.logo-chon button.chon{border-color:var(--tim);box-shadow:0 0 0 2px rgba(89,45,125,.18)}.logo-chon img{width:46px;height:46px;object-fit:contain}
.lk-hang{display:grid;grid-template-columns:130px 1fr 32px;gap:6px;margin-bottom:6px;align-items:center}
.xem-truoc{position:sticky;top:72px}.xem-truoc .the{padding:16px}
.xem-truoc .khung-xt{background:repeating-conic-gradient(#f1eef5 0 25%,#fff 0 50%) 0 0/20px 20px;border:1px solid var(--vien);border-radius:12px;padding:14px;display:grid;place-items:center;min-height:300px}
.xem-truoc svg{max-width:100%;height:auto;max-height:340px}
.tt-quet{font-size:.8rem;margin:10px 0;display:flex;align-items:center;gap:6px;font-weight:600}
.xem-truoc .hd{display:grid;gap:8px;margin-top:10px}
/* Chi tiết */
.ct{display:grid;grid-template-columns:320px minmax(0,1fr);gap:20px;align-items:start}
.ct .qr-lon{padding:18px}.ct .qr-lon .hinh{background:repeating-conic-gradient(#f1eef5 0 25%,#fff 0 50%) 0 0/20px 20px;border:1px solid var(--vien);border-radius:12px;padding:12px;display:grid;place-items:center}.ct .qr-lon img{width:100%;max-width:260px}
.link-ngan{display:flex;gap:6px;margin:12px 0}.link-ngan input{font-family:ui-monospace,Menlo,monospace;font-size:.85rem}
.tai{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}.tai select{grid-column:1/-1}
.bang-tt{padding:18px;margin-bottom:16px}
.phan-bo{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.thanh-pb{display:flex;align-items:center;gap:8px;font-size:.82rem;margin-bottom:6px}.thanh-pb .t{width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.thanh-pb .b{flex:1;height:8px;background:var(--tim-nhat);border-radius:4px;overflow:hidden}.thanh-pb .b i{display:block;height:100%;background:var(--tim);border-radius:4px}.thanh-pb .n{width:56px;text-align:right;color:var(--xam)}
table.ds{width:100%;border-collapse:collapse;font-size:.82rem}table.ds th{text-align:left;color:var(--xam);font-weight:600;padding:8px 8px;border-bottom:1px solid var(--vien);white-space:nowrap}table.ds td{padding:7px 8px;border-bottom:1px solid #f0edf5;vertical-align:top}table.ds tr.bot td{color:#aaa}
.cuon{overflow:auto;max-height:480px}
code.k{font-family:ui-monospace,Menlo,monospace;background:var(--tim-nhat);padding:2px 6px;border-radius:6px;font-size:.85em;word-break:break-all}
pre{background:#1f1a2e;color:#e8e2f2;padding:14px;border-radius:10px;font-size:.8rem;overflow:auto}
.thong-tin{font-size:.85rem;color:var(--xam)}.thong-tin b{color:var(--chu)}
@media (max-width:900px){.editor,.ct{grid-template-columns:1fr}.xem-truoc{position:static}.thanh nav a{padding:8px 8px}.thanh .nguoi{display:none}.hang{grid-template-columns:1fr}}