@import"https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&display=swap";.sh-acct{position:relative;display:flex;align-items:center}.sh-acct-login,.sh-acct-btn{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 10px;font-size:13px;font-weight:700;color:var(--ink);text-decoration:none;white-space:nowrap}.sh-acct-login{box-shadow:inset 0 -2px 0 var(--accent)}.sh-acct-ico{flex:none;display:block;color:var(--muted)}.sh-acct-login:hover .sh-acct-ico{color:var(--ink)}.sh-acct-btn{justify-content:center;width:44px;padding:0}.sh-acct-login:hover,.sh-acct-btn:hover{background:var(--accent-soft)!important}.sh-acct-login:focus-visible,.sh-acct-btn:focus-visible,.sh-acct-out:focus-visible{outline:2px solid var(--accent-dark);outline-offset:-2px}.sh-acct .sh-acct-ava{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;flex:none;overflow:hidden;border-radius:50%!important;background:var(--accent);color:var(--oninv, #fff);font-size:15px;font-weight:800;line-height:1}.sh-acct .sh-acct-ava img{display:block;width:100%;height:100%;object-fit:cover;border-radius:50%!important}.sh-acct-name{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.sh-acct-menu{position:absolute;right:0;top:100%;min-width:200px;background:var(--panel);border:1px solid var(--rule);box-shadow:0 6px 18px #2a23182e;z-index:400}.sh-acct-who{padding:10px 12px;font-size:12px;color:var(--muted);border-bottom:1px solid var(--line);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sh-acct-link{display:flex;align-items:center;min-height:44px;padding:0 12px;font-size:13px;font-weight:700;color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line)}.sh-acct-link:hover,.sh-acct-link[aria-current=page]{background:var(--accent-soft)}.sh-acct-link:focus-visible{outline:2px solid var(--accent-dark);outline-offset:-2px}.sh-acct-out{display:block;width:100%;min-height:44px;padding:0 12px;text-align:left;font-size:13px;font-weight:700;color:var(--err)!important;padding:0 12px!important}.sh-acct-out:hover{background:var(--accent-soft)!important}@media (max-width: 399px){#phan-tich-root .pt-nav .sh-acct-login{min-width:44px;padding:0;justify-content:center;gap:0}#phan-tich-root .pt-nav .sh-acct-login>span{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}}[data-xq-theme=site]{--app: #f6f1ea;--panel: #fffdf9;--phead: #efe7db;--side: #f1eae0;--field: #ffffff;--ink: #2a2318;--muted: #6a5f50;--line: rgba(42, 35, 24, .15);--rule: rgba(42, 35, 24, .36);--selrow: #f5e7cd;--sideact: #f2e3c6;--chip: #ece3d5;--accent: #c8913a;--accent-dark: #a97724;--accent-soft: #f2e3c6;--oninv: #2a2318;--pos: #14743c;--neg: #3a4fa8;--run: #1f8a4c;--ready: #6a5f50;--err: #9c2b16;--ben-do-thong-ke: #9c2b16;--wood: #d4a46c;--wood-2: #dcb078;--font: "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--mono: ui-monospace, "SF Mono", Menlo, monospace;--tx: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.055'/%3E%3C/svg%3E")}:root{--pt-header-h: 48px}@media (max-width: 767px){:root{--pt-header-h: 52px}}#phan-tich-root{position:fixed;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;overflow:hidden;background:var(--app);color:var(--ink);font-family:var(--font);font-size:13px;line-height:1.4;font-variant-numeric:tabular-nums;-webkit-font-smoothing:antialiased}#phan-tich-root *,#phan-tich-root *:before,#phan-tich-root *:after,:is(#phan-tich-feedback,[data-feedback-box]),:is(#phan-tich-feedback,[data-feedback-box]) *{box-sizing:border-box;border-radius:0}#phan-tich-root button,:is(#phan-tich-feedback,[data-feedback-box]) button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}#phan-tich-root button:disabled,:is(#phan-tich-feedback,[data-feedback-box]) button:disabled{opacity:.4;cursor:not-allowed}#phan-tich-root input,#phan-tich-root textarea,:is(#phan-tich-feedback,[data-feedback-box]) input,:is(#phan-tich-feedback,[data-feedback-box]) select,:is(#phan-tich-feedback,[data-feedback-box]) textarea{font:inherit;color:inherit}#phan-tich-root :focus-visible{outline:2px solid var(--accent);outline-offset:2px}#phan-tich-root .pt-nav{position:relative;z-index:300}.pt-bar{background-image:var(--tx)!important}.pt-well{background-image:radial-gradient(120% 90% at 50% 0%,rgba(42,35,24,.05),transparent 60%),var(--tx)}.pt-flat{background-image:none!important}#phan-tich-root .pt-small-btn{height:26px;padding:0 9px;font-size:12px;border:1px solid var(--line);display:flex;align-items:center;gap:5px;text-decoration:none;color:inherit}.pt-mono{font-family:var(--mono)}.pt-label{font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.pt-num{font-family:var(--mono);font-weight:800;text-align:right}@keyframes ptPulse{0%,to{opacity:1}50%{opacity:.35}}.pt-pulse{animation:ptPulse 1.4s ease-in-out infinite}#phan-tich-root .board-top,#phan-tich-root .board-bottom{background:transparent}#phan-tich-notebook{--primary: var(--accent);--primary-dark: var(--accent-dark);--primary-soft: var(--accent-soft);--danger: var(--err);--success: var(--pos);--radius-sm: 0;--radius-md: 0;--radius-lg: 0;--shadow-sm: none;--shadow-md: none;--shadow-lg: none;--space-xs: 4px;--space-sm: 8px;--space-md: 12px;--space-lg: 16px;font-family:var(--font);color:var(--ink)}#phan-tich-notebook [hidden]{display:none!important}#phan-tich-notebook #nbDraftBar:not(:empty){position:fixed;left:50%;bottom:16px;transform:translate(-50%);z-index:150;background:var(--panel);border:2px solid var(--rule);padding:8px 12px;font-size:12.5px}.pt-main-ban>.pt-well{place-items:start center!important;padding-top:4px!important}[data-feedback-box]{--fb-header-h: 48px}@media (max-width: 767px){[data-feedback-box]{--fb-header-h: 52px}}[data-feedback-box],[data-feedback-box] *{box-sizing:border-box;border-radius:0}[data-feedback-box] button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}[data-feedback-box] button:disabled{opacity:.4;cursor:not-allowed}[data-feedback-box] input,[data-feedback-box] select,[data-feedback-box] textarea{font:inherit;color:inherit}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-modal-backdrop{position:fixed;inset:var(--pt-header-h, var(--fb-header-h)) 0 0 0;z-index:200;display:flex;align-items:center;justify-content:center;padding:16px;background:#2a231866}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-modal-backdrop[hidden]{display:none!important}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-modal{width:min(520px,100%);max-height:calc(100vh - var(--pt-header-h, var(--fb-header-h)) - 32px);overflow:auto;background:var(--panel);border:2px solid var(--rule);color:var(--ink);font-family:var(--font);font-size:13px}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-modal-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;background:var(--phead);border-bottom:2px solid var(--rule)}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-modal-header h3{margin:0;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form{display:flex;flex-direction:column;gap:10px;padding:14px}:is(#phan-tich-feedback,[data-feedback-box]) [hidden]{display:none!important}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form label{display:flex;flex-direction:column;gap:5px;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form textarea,:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form input,:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form select{width:100%;padding:8px 9px;background:var(--field);border:1px solid var(--rule);font-size:13px;font-weight:400;letter-spacing:normal;text-transform:none;color:var(--ink)}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form-actions{display:flex;justify-content:flex-end;gap:8px}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form-actions button{padding:7px 16px;font-size:12px;font-weight:800;border:2px solid var(--rule)}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form-actions button[type=submit]{background:var(--accent);color:var(--oninv);border-color:var(--accent)}:is(#phan-tich-feedback,[data-feedback-box]) .feedback-modal-status{margin:0;font-size:12px;color:var(--muted)}@media (max-width: 767px){:is(#phan-tich-feedback,[data-feedback-box]) .feedback-form-actions button,:is(#phan-tich-feedback,[data-feedback-box]) .feedback-modal-header button{min-height:44px;min-width:44px}}