@property --tf-goc{syntax:"<angle>";inherits:false;initial-value:0deg}body:has(.tf-site){background:#07070a}.tf-site{--a1:#8b5cf6;--a2:#22d3ee;--cta:#c6ff3d;--cta-chu:#0a0a0a;--a1-nhat:#dcd3ff;--chu:#f5f5f7;--chu-2:#c7c7cc;--chu-3:#a1a1a6;--chu-4:#8e8e94;--vien:#ffffff12;--le:64px;min-height:100vh;color:var(--chu);font-family:var(--font-sans), system-ui, sans-serif;-webkit-font-smoothing:antialiased;background:#07070a;flex-direction:column;display:flex}.tf-site a{color:var(--a2);text-decoration:none}.tf-site a:hover{color:#fff}.tf-site :focus-visible{outline:2px solid var(--a2);outline-offset:3px;border-radius:6px}.tf-site button{cursor:pointer;font-family:inherit}.tf-site p{margin:0}.tf-khung{width:100%;max-width:1440px;padding-left:var(--le);padding-right:var(--le);box-sizing:border-box;margin:0 auto}.tf-muc{border-top:1px solid var(--vien);padding-top:120px;padding-bottom:120px;position:relative}.tf-an-tran{overflow:hidden}.tf-titan{background:linear-gradient(#fff 0%,#e6e3dd 42%,#948f86 100%);color:#0000;-webkit-background-clip:text;background-clip:text}.tf-anh{background:linear-gradient(100deg, #fff 0px, #d9d6cf 500px, var(--a2) 900px, #fff 1150px, var(--a1) 1400px, #d9d6cf 1800px, #fff 2400px);color:#0000;background-size:2400px 100%;-webkit-background-clip:text;background-clip:text;animation:9s linear infinite tf-anh}@keyframes tf-anh{to{background-position:2400px 0}}.tf-nhan{font-family:var(--font-nhan), ui-monospace, monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--chu-4);font-size:12px}.tf-h1{letter-spacing:-.045em;margin:0;font-size:clamp(48px,7.2vw,104px);font-weight:700;line-height:1.04}.tf-h1-nho{letter-spacing:-.045em;margin:0;font-size:clamp(44px,6.6vw,96px);font-weight:700;line-height:1.02}.tf-h2{letter-spacing:-.035em;margin:20px 0 0;font-size:clamp(36px,4.5vw,64px);font-weight:700;line-height:1.08}.tf-dan{color:var(--chu-3);font-size:clamp(17px,1.5vw,21px);font-weight:300;line-height:1.65}.tf-mo{color:var(--chu-3);font-size:16px;line-height:1.7}.tf-luoi{background-image:linear-gradient(#ffffff09 1px,#0000 1px),linear-gradient(90deg,#ffffff09 1px,#0000 1px);background-size:64px 64px}.tf-the{background:linear-gradient(150deg,#1b1b20 0%,#121216 55%,#18181d 100%);border:1px solid #ffffff17;box-shadow:inset 0 1px #ffffff12}.tf-kim-loai{background:linear-gradient(125deg,#57534d 0%,#bdb8af 22%,#6e6a62 46%,#cfcac0 70%,#5a5650 100%)}.tf-nhac{transition:transform .4s cubic-bezier(.2,.8,.2,1),box-shadow .4s,border-color .4s}.tf-nhac:hover{border-color:color-mix(in srgb, var(--a1) 60%, transparent);box-shadow:0 30px 70px -24px color-mix(in srgb, var(--a1) 70%, transparent), inset 0 1px 0 #ffffff1a;transform:translateY(-8px)}.tf-vien-xoay{background:conic-gradient(from var(--tf-goc), var(--a1), var(--a2), var(--cta), var(--a1));box-shadow:0 30px 90px -30px var(--a1);animation:5s linear infinite tf-vien-xoay}@keyframes tf-vien-xoay{to{--tf-goc:360deg}}.tf-site .tf-nut-chinh{background:var(--cta);color:var(--cta-chu);border:0;border-radius:999px;justify-content:center;align-items:center;gap:10px;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.tf-site .tf-nut-chinh:hover{color:var(--cta-chu);filter:brightness(1.08)}.tf-nut-chinh:after{content:"";pointer-events:none;background:linear-gradient(100deg,#0000,#ffffffa6,#0000);width:40%;height:100%;animation:4s ease-in-out infinite tf-lop-sang;position:absolute;top:0;left:-60%;transform:skew(-20deg)}@keyframes tf-lop-sang{0%,62%{left:-60%}to{left:140%}}.tf-toa{animation:2.8s ease-in-out infinite tf-toa}@keyframes tf-toa{0%,to{box-shadow:0 0 #0000}50%{box-shadow:0 0 44px 6px color-mix(in srgb, var(--cta) 45%, transparent)}}.tf-site .tf-nut-phu{color:var(--chu);background:#ffffff0f;border:1px solid #ffffff24;border-radius:999px;justify-content:center;align-items:center;transition:background .25s,border-color .25s;display:inline-flex}.tf-site .tf-nut-phu:hover{color:#fff;border-color:color-mix(in srgb, var(--a2) 60%, transparent);background:#ffffff1a}.tf-nut-lon{padding:17px 30px;font-size:16px}.tf-cong-tac{background:#ffffff0d;border:1px solid #ffffff14;border-radius:999px;gap:4px;padding:4px;display:flex}.tf-cong-tac button{color:var(--chu-3);background:0 0;border:0;border-radius:999px;padding:8px 16px;font-size:14px}.tf-cong-tac button[aria-pressed=true]{background:var(--cta);color:var(--cta-chu);font-weight:600;position:relative;overflow:hidden}.tf-qua-cau{filter:blur(110px);opacity:.5;pointer-events:none;border-radius:50%;animation:18s ease-in-out infinite alternate tf-troi;position:absolute}@keyframes tf-troi{0%{transform:translate(0)scale(1)}50%{transform:translate(140px,-70px)scale(1.18)}to{transform:translate(-90px,50px)scale(.92)}}.tf-vong{pointer-events:none;border-radius:50%;animation:48s linear infinite tf-quay;position:absolute}.tf-vong-nguoc{animation:70s linear infinite reverse tf-quay}@keyframes tf-quay{to{transform:rotate(360deg)}}.tf-cham{border-radius:50%;width:10px;height:10px;position:absolute}.tf-lo-lung{animation:7s ease-in-out infinite tf-lo-lung}@keyframes tf-lo-lung{50%{transform:translateY(-16px)}}.tf-nhun{animation:5s ease-in-out infinite tf-nhun}@keyframes tf-nhun{50%{transform:translateY(-10px)rotate(-2deg)}}.tf-hien{animation:.6s cubic-bezier(.2,.8,.2,1) both tf-hien}@keyframes tf-hien{0%{opacity:0;transform:translateY(16px)scale(.98)}to{opacity:1;transform:none}}.tf-song{border-radius:50%;width:7px;height:7px;display:inline-block;position:relative}.tf-song:after{content:"";border:1.5px solid var(--a2);border-radius:50%;animation:1.8s ease-out infinite tf-song;position:absolute;inset:-5px}@keyframes tf-song{0%{opacity:1;transform:scale(.5)}to{opacity:0;transform:scale(2.3)}}.tf-dai-chay{gap:14px;width:max-content;animation:46s linear infinite tf-dai-chay;display:flex}@keyframes tf-dai-chay{to{transform:translate(-50%)}}.tf-ve{stroke-dasharray:900;stroke-dashoffset:900px;animation:6s ease-in-out infinite tf-ve}@keyframes tf-ve{0%{stroke-dashoffset:900px}45%,85%{stroke-dashoffset:0}to{stroke-dashoffset:-900px}}.tf-dap{transform-box:fill-box;transform-origin:50%;animation:2s ease-in-out infinite tf-dap}@keyframes tf-dap{50%{transform:scale(1.5)}}.tf-moc{transform-origin:bottom;animation:3.6s cubic-bezier(.2,.8,.2,1) infinite tf-moc}@keyframes tf-moc{0%{transform:scaleY(.08)}40%,80%{transform:scaleY(1)}to{transform:scaleY(.08)}}.tf-day{transform-origin:0;animation:4.5s cubic-bezier(.6,0,.2,1) infinite tf-day}@keyframes tf-day{0%{transform:scaleX(0)}50%,85%{transform:scaleX(1)}to{transform:scaleX(0)}}.tf-chay{background-image:linear-gradient(90deg, var(--a1) 0 40%, transparent 40% 100%);background-repeat:repeat-x;background-size:24px 2px;height:2px;animation:1.2s linear infinite tf-chay}@keyframes tf-chay{to{background-position:24px 0}}.tf-thanh{transition:width .7s cubic-bezier(.2,.8,.2,1)}.tf-dau-trang{z-index:50;border-bottom:1px solid var(--vien);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#09090bd1;position:sticky;top:0}.tf-dau-trang .tf-khung{justify-content:space-between;align-items:center;gap:24px;height:72px;display:flex}.tf-site .tf-logo{color:var(--chu);align-items:center;gap:10px;display:flex}.tf-site .tf-logo:hover{color:#fff}.tf-logo-chu{letter-spacing:-.02em;font-size:19px;font-weight:600}.tf-menu{gap:40px;font-size:14px;display:flex}.tf-site .tf-menu a,.tf-site .tf-lien-ket-xam{color:var(--chu-2);transition:color .2s}.tf-site .tf-menu a:hover,.tf-site .tf-menu a[aria-current=page],.tf-site .tf-lien-ket-xam:hover{color:#fff}.tf-chan-trang{border-top:1px solid var(--vien);background:#060607;margin-top:auto}.tf-chan-trang .tf-khung{padding-top:64px;padding-bottom:64px}.tf-chan-cot{gap:72px;font-size:14px;display:flex}.tf-chan-cot>div{flex-direction:column;gap:12px;display:flex}.tf-thiet-bi{box-sizing:border-box;width:min(1180px,100%);box-shadow:0 60px 140px #000000bf, 0 0 0 1px #ffffff1f, 0 0 120px -30px var(--a1);border-radius:38px;padding:11px}.tf-man-hinh{text-align:left;background:#0c0c10;border:1px solid #0009;border-radius:28px;min-height:640px;display:flex;overflow:hidden}.tf-hoi{border-top:1px solid #ffffff1a}.tf-hoi summary{cursor:pointer;color:var(--chu);justify-content:space-between;align-items:center;gap:24px;padding:28px 0;font-size:20px;font-weight:600;list-style:none;display:flex}.tf-hoi summary::-webkit-details-marker{display:none}.tf-hoi-dau{width:34px;height:34px;color:var(--chu);border:1px solid #ffffff29;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;transition:transform .35s,background .35s,color .35s;display:flex}.tf-hoi[open] .tf-hoi-dau{background:var(--cta);color:var(--cta-chu);border-color:#0000;transform:rotate(45deg)}.tf-hoi[open] .tf-hoi-dap{animation:.6s cubic-bezier(.2,.8,.2,1) both tf-hien}.tf-hoi-dap{color:var(--chu-3);padding:0 60px 28px 0;font-size:16px;line-height:1.7}.tf-site .tf-bai{color:#d1d1d6;font-size:18px;line-height:1.8}.tf-bai .prose-tempofin h2{color:var(--chu);margin-top:2.5rem;font-size:28px}.tf-bai .prose-tempofin h3{color:var(--chu);font-size:21px}.tf-bai .prose-tempofin strong{color:var(--chu)}.tf-site .tf-bai .prose-tempofin p{margin:1em 0}.tf-bai .prose-tempofin .katex-display{background:#ffffff0a;border:1px solid #ffffff12}.tf-bai .prose-tempofin th{color:var(--chu)}.tf-bai .prose-tempofin a{text-underline-offset:3px;text-decoration:underline}.tf-bai .prose-tempofin blockquote{border-left:2px solid var(--a1);color:var(--chu-2);margin:1.5rem 0;padding-left:1.25rem}.tf-dau-khung{padding:112px var(--le) 120px;text-align:center;flex-direction:column;align-items:center;display:flex;position:relative}.tf-dau-con{padding:140px var(--le) 120px;position:relative}.tf-vien-nhan{color:#e5e5ea;background:#ffffff0a;border:1px solid #ffffff24;border-radius:999px;align-items:center;gap:12px;padding:8px 16px;display:flex}.tf-nhom-nut{flex-wrap:wrap;justify-content:center;align-items:center;gap:14px;display:flex}.tf-h2-to{letter-spacing:-.04em;margin:22px 0 0;font-size:clamp(40px,5vw,72px);font-weight:700;line-height:1.05}.tf-h2-vua{letter-spacing:-.035em;margin:20px 0 0;font-size:clamp(36px,4.2vw,60px);font-weight:700;line-height:1.08}.tf-the-lon{border-radius:28px;padding:40px}.tf-h2-nho{font-size:clamp(36px,3.6vw,52px);line-height:1.1}.tf-vong-dau{width:1120px;height:1120px;margin-left:-560px;top:640px;left:50%}.tf-tieu-de-goi{text-align:center}.tf-su-menh-dan{color:#b4b4ba;font-size:19px;line-height:1.75}.tf-van-de p{margin-top:18px}.tf-dai-so{padding:64px var(--le) 48px;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px;display:grid}.tf-so{letter-spacing:-.04em;font-variant-numeric:tabular-nums;font-size:clamp(44px,4.5vw,64px);font-weight:700}.tf-vien-mon{color:#d1d1d6;white-space:nowrap;background:#ffffff08;border:1px solid #ffffff1a;border-radius:999px;align-items:center;gap:12px;padding:12px 22px;font-size:15px;display:flex}.tf-chu-lon{letter-spacing:-.045em;font-size:72px;font-weight:700}.tf-van-de{box-sizing:border-box;flex-direction:column;gap:18px;min-height:360px;display:flex}.tf-van-de-icon{border-radius:18px;flex-shrink:0;justify-content:center;align-items:center;width:56px;height:56px;display:flex}.tf-van-de h3{letter-spacing:-.02em;margin:0;font-size:26px;font-weight:600;line-height:1.3}.tf-luoi-cong-cu{grid-template-columns:repeat(6,minmax(0,1fr));gap:20px;margin-top:64px;display:grid}.tf-cong-cu{box-sizing:border-box;border-radius:28px;flex-direction:column;grid-column:span 2;gap:24px;min-height:360px;padding:44px;display:flex}.tf-cong-cu h3{letter-spacing:-.02em;margin:14px 0 0;font-size:26px;font-weight:600;line-height:1.3}.tf-cong-cu-to{grid-column:span 4;min-height:380px}.tf-cong-cu-vua{min-height:380px}.tf-cong-cu-to h3,.tf-cong-cu-vua h3{font-size:30px;line-height:1.25}.tf-cot-moc{align-items:flex-end;gap:10px;height:90px;margin-top:auto;display:flex}.tf-luoi-mon{grid-template-columns:repeat(5,minmax(0,1fr));gap:16px;margin-top:56px;display:grid}.tf-mon{box-sizing:border-box;border-radius:22px;flex-direction:column;justify-content:space-between;gap:16px;min-height:150px;padding:26px;display:flex}.tf-mon-en{font-size:17px;font-weight:600;line-height:1.3}.tf-mon-vi{color:var(--chu-4);margin-top:6px;font-size:14px}.tf-chuong-trinh{flex-wrap:wrap;gap:10px;margin-top:22px;display:flex}.tf-chuong-trinh span{border:1px solid #ffffff29;border-radius:999px;padding:8px 14px}.tf-chuong-trinh .tf-dang-mo{background:var(--cta);color:var(--cta-chu);border-color:#0000}.tf-sang-lap{background:linear-gradient(160deg,#1c1c21,#0f0f12);border-radius:32px;align-items:center;gap:56px;padding:56px 64px;display:flex}.tf-sang-lap-anh{border-radius:24px;flex-shrink:0;justify-content:center;align-items:center;width:200px;height:232px;display:flex}.tf-sang-lap-anh span{letter-spacing:-.04em;color:#15120d;font-size:56px;font-weight:700}.tf-sang-lap-ten{letter-spacing:-.03em;margin-top:14px;font-size:38px;font-weight:700}.tf-sang-lap-mo{color:#e6e3dd;max-width:760px;margin-top:16px;font-size:22px;font-weight:300;line-height:1.6}.tf-sang-lap-lon{gap:64px;padding:64px}.tf-sang-lap-lon .tf-sang-lap-anh{width:240px;height:280px}.tf-sang-lap-lon .tf-sang-lap-anh span{font-size:64px}.tf-sang-lap-lon .tf-sang-lap-ten{margin-top:16px;font-size:40px;font-weight:600}.tf-sang-lap-lon .tf-sang-lap-mo{max-width:720px;margin-top:20px}.tf-luoi-goi{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch;gap:20px;margin-top:64px;display:grid}.tf-goi{box-sizing:border-box;border-radius:28px;flex-direction:column;gap:20px;height:100%;padding:44px;display:flex}.tf-goi-gia{letter-spacing:-.04em;font-size:52px;font-weight:700}.tf-goi-mo{color:var(--chu-3);font-size:15px;line-height:1.7}.tf-cuoi-khung{padding:170px var(--le);text-align:center;flex-direction:column;align-items:center;display:flex;position:relative}.tf-man-giua{flex-direction:column;flex-grow:1;gap:24px;min-width:0;padding:36px 40px;display:flex}.tf-man-tieu-de{letter-spacing:-.02em;margin-top:8px;font-size:30px;font-weight:600}.tf-man-viec{border-radius:16px;align-items:center;gap:18px;padding:16px 20px;display:flex}.tf-man-viec-ten{font-size:16px;font-weight:500}.tf-man-viec-phu{color:var(--chu-4);margin-top:3px;font-size:13px}.tf-mau{box-sizing:border-box;background:#0c0c10;border-radius:30px;min-height:540px;padding:40px}.tf-mau-tieu-de{letter-spacing:-.02em;margin-top:32px;font-size:26px;font-weight:600}.tf-mau-than{color:#d1d1d6;margin-top:16px;font-size:17px;line-height:1.75}.tf-mau-cong-thuc{font-family:var(--font-nhan), monospace;color:var(--chu);font-size:26px}.tf-cau-chuyen{color:var(--chu-2);flex-direction:column;gap:24px;font-size:19px;line-height:1.8;display:flex}.tf-buoc{box-sizing:border-box;flex-direction:column;gap:16px;min-height:330px;display:flex}.tf-nguyen-tac{border-top:1px solid #ffffff1a;gap:28px;padding:30px 0;display:flex}.tf-nguyen-tac h3{margin:0;font-size:22px;font-weight:600}.tf-lh-kenh{padding:40px var(--le) 120px}.tf-dau-blog{padding:120px var(--le) 72px;position:relative}.tf-blog-trong{padding:32px var(--le) 120px}.tf-blog-than{padding:56px var(--le) 120px}.tf-blog-luoi{padding:0 var(--le) 120px}.tf-blog-noi-bat{min-height:480px}.tf-blog-noi-bat-chu{flex-direction:column;justify-content:center;gap:20px;padding:64px;display:flex}.tf-cong-thuc-chu{font-family:var(--font-nhan), monospace;color:var(--chu);margin-top:8px;font-size:18px}.tf-chi-dt{display:none!important}.tf-nut-menu{width:40px;height:40px;color:var(--chu);background:#ffffff0d;border:1px solid #ffffff24;border-radius:12px;justify-content:center;align-items:center;display:flex}.tf-menu-dt{border-bottom:1px solid var(--vien);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#09090bf7;flex-direction:column;padding:8px 20px 20px;animation:.3s cubic-bezier(.2,.8,.2,1) both tf-hien;display:flex;position:absolute;top:100%;left:0;right:0}.tf-site .tf-menu-dt a{color:var(--chu-2);border-bottom:1px solid var(--vien);padding:14px 0;font-size:17px}.tf-site .tf-menu-dt a[aria-current=page]{color:#fff}@media (max-width:1100px){.tf-site{--le:32px}.tf-an-khi-hep{display:none!important}}@media (max-width:860px){.tf-site{--le:20px}.tf-muc{padding-top:80px;padding-bottom:80px}.tf-menu{display:none}.tf-chan-cot{flex-wrap:wrap;gap:40px}.tf-luoi-cot{grid-template-columns:minmax(0,1fr)!important}.tf-luoi-cot>*{grid-column:auto!important}.tf-man-hinh{min-height:0}.tf-hang-doc{flex-direction:column!important;align-items:flex-start!important}.tf-luoi-mon{grid-template-columns:repeat(3,minmax(0,1fr))}.tf-luoi-cong-cu{grid-template-columns:repeat(2,minmax(0,1fr))}.tf-cong-cu,.tf-cong-cu-to{grid-column:span 1}.tf-cong-cu-to{grid-column:1/-1}}@media (max-width:720px){.tf-site{--le:20px}.tf-chi-may{display:none!important}.tf-chi-dt{display:revert!important}span.tf-chi-dt{display:inline!important}.tf-nut-menu.tf-chi-dt,.tf-menu-dt.tf-chi-dt{display:flex!important}.tf-logo-chu{font-size:17px}.tf-luoi-cot{gap:24px!important}.tf-dau-trang .tf-khung{height:60px}.tf-site .tf-dau-trang .tf-nut-chinh{font-size:13px;padding:9px 14px!important}.tf-muc{padding-top:56px;padding-bottom:56px}.tf-luoi{background-size:40px 40px}.tf-qua-cau{filter:blur(80px);max-width:300px;max-height:300px}.tf-h1{letter-spacing:-.04em;font-size:44px;line-height:1.06}.tf-h1-nho{letter-spacing:-.04em;font-size:40px;line-height:1.08}.tf-h2{letter-spacing:-.03em;margin-top:14px;font-size:32px;line-height:1.12}.tf-h2-to,.tf-h2-vua{letter-spacing:-.035em;margin-top:14px;font-size:34px;line-height:1.1}.tf-dan{font-size:16px;line-height:1.6}.tf-mo{font-size:14px;line-height:1.6}.tf-nhan{font-size:10px}.tf-nhom-nut{flex-direction:column;align-items:stretch;gap:10px;width:100%}.tf-site .tf-nut-lon{box-sizing:border-box;width:100%;padding:16px}.tf-the-lon{border-radius:22px;padding:22px}.tf-hang-doc{gap:16px!important}.tf-dau-khung{padding:48px var(--le) 40px}.tf-dau-con{padding:56px var(--le) 40px}.tf-vien-nhan{letter-spacing:.08em;gap:8px;padding:7px 12px}.tf-lo-lung.tf-thiet-bi-khung{margin-top:40px!important}.tf-thiet-bi{border-radius:30px;padding:7px}.tf-man-hinh{border-radius:24px}.tf-man-giua{gap:14px;padding:20px 16px}.tf-man-tieu-de{margin-top:6px;font-size:20px}.tf-man-hinh .tf-cong-tac{box-sizing:border-box;width:100%}.tf-man-hinh .tf-cong-tac button{flex-grow:1;font-size:13px;padding:9px 0!important}.tf-man-viec{border-radius:14px;gap:12px;padding:12px 14px}.tf-man-viec-ten{font-size:14px}.tf-man-viec-phu{margin-top:2px;font-size:12px}.tf-dai-so{padding:32px var(--le) 20px;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 16px}.tf-so{font-size:36px}.tf-dai-chay{gap:10px}.tf-vien-mon{gap:8px;padding:9px 16px;font-size:13px}.tf-muc-su-menh{padding:56px var(--le)!important}.tf-muc-su-menh .tf-luoi-cot{gap:12px!important;margin-top:28px!important}.tf-su-menh-dan{margin-top:14px;font-size:15px;line-height:1.65}.tf-vong-dau{width:620px;height:620px;margin-left:-310px;top:440px}.tf-tieu-de-goi{text-align:left}.tf-h2-nho{font-size:32px;line-height:1.12}.tf-chu-lon{letter-spacing:-.04em;font-size:40px}.tf-van-de{flex-direction:row;gap:16px;min-height:0}.tf-van-de-icon{border-radius:14px;width:44px;height:44px}.tf-van-de-icon svg{width:20px;height:20px}.tf-van-de h3{letter-spacing:0;font-size:17px;line-height:1.35}.tf-van-de p{margin-top:6px}.tf-luoi-van-de{gap:12px!important;margin-top:24px!important}.tf-muc-song-ngu{padding:56px var(--le)!important;gap:24px!important}.tf-mau{border-radius:22px;min-height:0;padding:20px}.tf-mau .tf-cong-tac{box-sizing:border-box;width:100%}.tf-mau .tf-cong-tac button{flex-grow:1}.tf-mau-tieu-de{margin-top:18px;font-size:19px}.tf-mau-than{margin-top:10px;font-size:15px;line-height:1.7}.tf-mau-cong-thuc{font-size:18px}.tf-mau-bay{flex-direction:column;gap:4px!important;margin-top:14px!important;padding:12px 14px!important;font-size:13px!important}.tf-luoi-cong-cu{gap:12px;margin-top:24px}.tf-cong-cu{border-radius:22px;gap:10px;min-height:170px;padding:18px}.tf-cong-cu h3,.tf-cong-cu-vua h3{margin-top:8px;font-size:15px;line-height:1.35}.tf-cong-cu-to{min-height:0;padding:22px}.tf-cong-cu-to h3{font-size:18px}.tf-cong-cu-to svg{height:90px!important}.tf-cong-cu-vua{min-height:170px}.tf-cot-moc{gap:5px;height:44px}.tf-cong-cu .tf-nhan{font-size:9px}.tf-cong-thuc-chu{margin-top:6px;font-size:13px}.tf-chuong-trinh{gap:6px;margin-top:16px}.tf-chuong-trinh span{padding:6px 10px}.tf-luoi-mon{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:22px}.tf-mon{border-radius:16px;gap:10px;min-height:104px;padding:14px}.tf-mon-en{font-size:13px}.tf-mon-vi{margin-top:3px;font-size:11px}.tf-sang-lap,.tf-sang-lap-lon{border-radius:24px;gap:16px;padding:24px}.tf-sang-lap-anh,.tf-sang-lap-lon .tf-sang-lap-anh{border-radius:16px;width:72px;height:84px}.tf-sang-lap-anh span,.tf-sang-lap-lon .tf-sang-lap-anh span{letter-spacing:-.03em;font-size:22px}.tf-sang-lap-ten,.tf-sang-lap-lon .tf-sang-lap-ten{margin-top:6px;font-size:20px;font-weight:700}.tf-sang-lap-mo,.tf-sang-lap-lon .tf-sang-lap-mo{color:var(--chu-2);margin-top:4px;font-size:13px;font-weight:400;line-height:1.5}.tf-luoi-goi{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:24px}.tf-goi-noi-bat{order:-1;grid-column:1/-1}.tf-goi{border-radius:20px;gap:6px;padding:18px}.tf-goi-noi-bat .tf-goi{border-radius:22px;gap:10px;padding:22px}.tf-goi-gia{letter-spacing:-.03em;font-size:24px}.tf-goi-noi-bat .tf-goi-gia{font-size:32px}.tf-goi-mo{font-size:12px;line-height:1.5}.tf-goi-noi-bat .tf-goi-mo{font-size:14px;line-height:1.6}.tf-hoi summary{gap:12px;padding:18px 0;font-size:15px;line-height:1.4}.tf-hoi-dau{width:28px;height:28px}.tf-hoi-dap{padding:0 0 18px;font-size:14px;line-height:1.65}.tf-cuoi-khung{padding:72px var(--le)}.tf-cuoi-khung .tf-nut-chinh{box-sizing:border-box;width:100%;margin-top:28px!important;padding:16px!important;font-size:16px!important}.tf-cau-chuyen{gap:16px;font-size:16px;line-height:1.7}.tf-buoc{gap:10px;min-height:0}.tf-nguyen-tac{gap:16px;padding:20px 0}.tf-nguyen-tac h3{font-size:18px}.tf-lh-kenh{padding:0 var(--le) 56px}.tf-dau-blog{padding:56px var(--le) 32px}.tf-blog-trong{padding:0 var(--le) 56px}.tf-blog-than{padding:32px var(--le) 56px}.tf-blog-luoi{padding:0 var(--le) 56px}.tf-blog-noi-bat{min-height:0}.tf-blog-noi-bat-chu{gap:12px;padding:22px}.tf-site .tf-bai{font-size:16px;line-height:1.75}.tf-chan-trang .tf-khung{padding-top:36px;padding-bottom:36px}.tf-chan-cot{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;width:100%;display:grid}.tf-chan-cot>div{display:contents}.tf-chan-cot .tf-nhan{display:none}.tf-chan-trang .tf-disclaimer{margin-top:28px!important;padding-top:18px!important}.tf-chan-trang .tf-disclaimer p{font-size:11px}}@media (prefers-reduced-motion:reduce){.tf-site *,.tf-site :before,.tf-site :after{transition:none!important;animation:none!important}.tf-ve{stroke-dashoffset:0}}