[hidden]{display:none!important}
@media(max-width:899px){.header{-webkit-backdrop-filter:none!important;backdrop-filter:none!important}}
*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.6;color:var(--ink);background:var(--bg);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}a{color:inherit}button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.2;font-family:var(--head)}p{margin:0 0 1em}ul,ol{margin:0;padding:0}
svg{width:1em;height:1em;fill:currentColor;flex:0 0 auto}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;z-index:200;background:#000;color:#fff;padding:8px 12px}.skip:focus{left:8px}
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:3px solid var(--focus,#2563eb);outline-offset:2px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 20px;border-radius:var(--r-btn,10px);border:2px solid transparent;font-weight:600;text-decoration:none;cursor:pointer;line-height:1.2;text-align:center;transition:transform .15s,background .15s}
.btn:active{transform:translateY(1px)}.btn--sm{min-height:40px;padding:8px 14px;font-size:14px}.btn--block{width:100%}
.burger{display:none;width:44px;height:44px;border:0;background:transparent;cursor:pointer;padding:10px;flex-direction:column;justify-content:center;gap:5px}
.burger span{display:block;height:2px;background:currentColor;border-radius:2px;transition:.2s}
body.menu-open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}body.menu-open .burger span:nth-child(2){opacity:0}body.menu-open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}.field label,.field .lbl{font-weight:600;font-size:14px}
.field input,.field select,.field textarea{width:100%;min-height:46px;padding:10px 12px;border:1.5px solid var(--line-strong,#c8cdd6);border-radius:var(--r-in,8px);background:#fff;color:#16181d}
.field textarea{min-height:90px;resize:vertical}.field [aria-invalid=true]{border-color:#c62828}.err{color:#c62828;font-size:13px;min-height:0}
.form__ok{padding:12px 14px;border-radius:8px;background:#e8f5e9;color:#1b5e20;font-weight:500}.form__privacy{font-size:13px;color:var(--muted);margin:0}
.float{position:fixed;right:14px;bottom:18px;z-index:70;display:flex;flex-direction:column;gap:10px}
.float__btn{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.2);color:#fff}
.float__btn--zalo{background:#0068ff}.float__btn--zalo svg{width:34px;height:34px}.float__btn--call{background:#16a34a}.float__btn--call svg{width:24px;height:24px}
.demo-badge{position:fixed;left:12px;bottom:12px;z-index:60;font-size:12px;background:#111;color:#fff;padding:6px 10px;border-radius:6px;text-decoration:none}
.social{display:flex;gap:8px;margin-top:14px}.social a{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;border:1px solid currentColor;opacity:.85}.social svg{width:18px;height:18px}
details summary{cursor:pointer;list-style:none}details summary::-webkit-details-marker{display:none}
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
:root{--ink:#e9eaec;--bg:#121418;--card:#1b1e24;--card2:#23272f;--or:#ff6a1a;--or-d:#e85a0c;--muted:#9aa0aa;--line:#2c3038;--line-strong:#454b55;--font:"Encode Sans",system-ui,sans-serif;--head:"Oswald","Encode Sans",sans-serif;--r-btn:4px;--r-in:4px;--focus:#ff6a1a}
h1,h2,h3{font-weight:600;text-transform:uppercase;letter-spacing:.01em;line-height:1.05}h2{font-size:clamp(32px,4.4vw,56px)}h3{font-size:22px}
.btn{text-transform:uppercase;letter-spacing:.06em;font-family:var(--head);font-weight:600}.btn--or{background:var(--or);color:#111}.btn--or:hover{background:var(--or-d)}.btn--gh{border-color:#fff;color:#fff;background:transparent}.btn--gh:hover{background:#fff;color:#111}
.header{position:sticky;top:0;z-index:50;background:rgba(18,20,24,.96);border-bottom:1px solid var(--line)}.header__inner{display:flex;align-items:center;gap:18px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--head);font-weight:700;font-size:22px;text-transform:uppercase;letter-spacing:.04em;color:#fff}.logo__mark{width:34px;height:34px;background:var(--or);color:#111;display:grid;place-items:center;clip-path:polygon(25% 0,100% 0,75% 100%,0 100%)}.logo__mark svg{width:18px;height:18px}.logo small{color:var(--or)}
.nav{margin-left:auto;display:flex;align-items:center;gap:26px}.nav ul{display:flex;gap:24px;list-style:none}.nav a{text-decoration:none;font-family:var(--head);text-transform:uppercase;letter-spacing:.06em;font-size:15px}.nav ul a:hover{color:var(--or)}
.tag{display:inline-flex;align-items:center;gap:10px;font-family:var(--head);font-size:14px;letter-spacing:.18em;text-transform:uppercase;color:var(--or);margin-bottom:14px}.tag::before{content:"";width:28px;height:2px;background:var(--or)}
.section{padding:90px 0}.section--card{background:var(--card)}.sec-head{display:flex;justify-content:space-between;align-items:end;gap:20px;flex-wrap:wrap;margin-bottom:36px}.sec-head p{color:var(--muted);max-width:460px;margin:0}
.hero{position:relative;min-height:min(88vh,760px);display:flex;align-items:flex-end;overflow:hidden;background:#000}.hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62}.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(10,11,14,.95) 0,rgba(10,11,14,.75) 42%,rgba(10,11,14,0) 75%)}
.hero__in{position:relative;z-index:2;padding:110px 0 64px;width:100%}.hero h1{font-size:clamp(44px,8vw,112px);color:#fff;max-width:900px;line-height:.95;margin-bottom:18px}.hero h1 span{color:var(--or);display:block}.hero p{font-size:18px;color:#c9ccd2;max-width:520px}.hero__btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.strip{background:var(--or);color:#111}.strip__in{display:grid;grid-template-columns:repeat(2,1fr);gap:0}.strip div{padding:20px 16px;border-right:1px solid rgba(0,0,0,.15)}.strip b{display:block;font-family:var(--head);font-size:34px;line-height:1}.strip span{font-weight:600;font-size:14px}
.svc{list-style:none;border-top:1px solid var(--line)}.svc li{border-bottom:1px solid var(--line)}.svc a{display:grid;grid-template-columns:52px 1fr;gap:16px;align-items:center;padding:22px 0;text-decoration:none;transition:padding .2s}.svc a:hover{padding-left:10px}.svc a:hover h3{color:var(--or)}.svc__n{font-family:var(--head);font-size:24px;color:var(--or)}.svc__img{display:none}.svc p{margin:4px 0 0;color:var(--muted);font-size:15px}.svc__pr{grid-column:2;font-family:var(--head);font-size:20px;color:#fff;white-space:nowrap}.svc__pr small{font-family:var(--font);font-size:13px;color:var(--muted);margin-right:6px;text-transform:uppercase}
.seg{display:inline-flex;border:1px solid var(--line-strong);border-radius:4px;overflow:hidden;flex-wrap:wrap}.seg button{border:0;background:transparent;padding:10px 16px;cursor:pointer;font-family:var(--head);text-transform:uppercase;letter-spacing:.05em;color:var(--muted);min-height:44px}.seg button[aria-pressed=true]{background:var(--or);color:#111}
.ba{position:relative;aspect-ratio:3/2;overflow:hidden;border-radius:6px;user-select:none;background:#000}.ba img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.ba__top{clip-path:inset(0 50% 0 0)}.ba__line{position:absolute;top:0;bottom:0;left:50%;width:3px;background:var(--or);transform:translateX(-50%);pointer-events:none}.ba__line::after{content:"⟷";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:46px;height:46px;border-radius:50%;background:var(--or);color:#111;display:grid;place-items:center;font-size:22px;font-weight:700}
.ba input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize;margin:0}.ba__lb{position:absolute;top:14px;z-index:2;font-family:var(--head);text-transform:uppercase;background:rgba(0,0,0,.7);padding:5px 10px;font-size:13px;letter-spacing:.1em;pointer-events:none}.ba__lb--l{left:14px}.ba__lb--r{right:14px}
.two{display:grid;gap:36px;align-items:center}.ticks{list-style:none;display:grid;gap:12px;margin-top:20px}.ticks li{display:flex;gap:10px}.ticks svg{width:22px;height:22px;color:var(--or)}
.gal{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.gal img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:4px;filter:grayscale(.2)}
.book{background:var(--card2);border:1px solid var(--line);border-radius:6px;padding:26px;display:grid;gap:16px}.slots{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.slots button,.dts button{border:1px solid var(--line-strong);background:transparent;padding:10px 4px;border-radius:4px;cursor:pointer;font-weight:600;min-height:44px}.slots button[aria-pressed=true],.dts button[aria-pressed=true]{background:var(--or);color:#111;border-color:var(--or)}.slots button[disabled]{opacity:.35;text-decoration:line-through;cursor:not-allowed}
.book>*,.bk>*,.pd>*,.two>*{min-width:0}
.dts{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}.dts button{flex:none;padding:8px 12px;line-height:1.2;text-align:center}.dts small{display:block;font-size:12px;opacity:.8}
.field label,.field .lbl{color:#fff}.field input,.field select,.field textarea{background:#101215;color:#fff;border-color:var(--line-strong)}.form__privacy{color:var(--muted)}.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.faq details{border-bottom:1px solid var(--line);padding:18px 0}.faq summary{font-weight:700;font-size:18px;display:flex;justify-content:space-between;gap:12px}.faq summary::after{content:"+";color:var(--or);font-size:24px;line-height:1}.faq details[open] summary::after{content:"−"}.faq p{margin:10px 0 0;color:var(--muted)}
.footer{background:#0b0c0f;color:var(--muted);padding:60px 0 0;font-size:15px;border-top:3px solid var(--or)}.footer__grid{display:grid;gap:28px}.footer__title{color:#fff;font-size:18px}.footer__links{list-style:none;display:grid;gap:8px}.footer__links a{text-decoration:none}.footer__links a:hover{color:var(--or)}
.footer__bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;border-top:1px solid var(--line);margin-top:40px;padding-top:18px;padding-bottom:90px;font-size:13px}.footer__bottom p{margin:0}
.bc{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--muted);padding:22px 0;text-transform:uppercase;letter-spacing:.06em}.bc a{color:var(--or);text-decoration:none}
.pd{display:grid;gap:34px;padding-bottom:70px}.pd h1{font-size:clamp(40px,6vw,76px);color:#fff}.pd__lead{font-size:18px;color:#c9ccd2}.pd__img img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:6px}
.flow{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:22px 0;counter-reset:f}.flow li{background:var(--card);border-left:3px solid var(--or);padding:14px;font-weight:600}.flow li::before{counter-increment:f;content:"Bước " counter(f);display:block;font-family:var(--head);color:var(--or);text-transform:uppercase;font-size:13px;letter-spacing:.1em}
.tot{display:flex;justify-content:space-between;align-items:baseline;border-top:1px dashed var(--line-strong);padding-top:14px}.tot b{font-family:var(--head);font-size:34px;color:var(--or)}
.others{display:grid;gap:14px}.oc{display:block;background:var(--card);text-decoration:none;border-radius:6px;overflow:hidden}.oc img{width:100%;aspect-ratio:4/3;object-fit:cover}.oc span{display:block;padding:14px 16px;font-family:var(--head);text-transform:uppercase;font-size:20px}.oc small{display:block;font-family:var(--font);text-transform:none;color:var(--or);font-size:14px}
@media(min-width:640px){.strip__in{grid-template-columns:repeat(4,1fr)}.gal{grid-template-columns:repeat(4,1fr)}.others{grid-template-columns:repeat(3,1fr)}.flow{grid-template-columns:repeat(4,1fr)}.slots{grid-template-columns:repeat(6,1fr)}}
@media(min-width:900px){.svc a{grid-template-columns:70px 160px 1fr 190px;gap:26px}.svc__img{display:block;width:160px;aspect-ratio:4/3;object-fit:cover;border-radius:4px}.svc__pr{grid-column:auto;text-align:right}.two{grid-template-columns:1.1fr .9fr;gap:60px}.footer__grid{grid-template-columns:1.5fr 1fr 1fr}.pd{grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}.book--s{position:sticky;top:90px}.bk{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:start}}
@media(max-width:899px){.burger{display:flex;color:#fff}.nav{position:fixed;inset:0 0 0 auto;width:min(320px,86vw);background:#16181c;flex-direction:column;align-items:stretch;padding:90px 24px 24px;gap:18px;transform:translateX(100%);transition:transform .25s;box-shadow:-10px 0 40px rgba(0,0,0,.5);z-index:60}
body.menu-open .nav{transform:none}.nav ul{flex-direction:column;gap:4px}.nav ul a{display:block;padding:12px 0;font-size:20px;border-bottom:1px solid var(--line)}.burger{position:relative;z-index:61}.header__inner{gap:10px}.bk{display:grid;gap:30px}}
@media(max-width:480px){.container{padding:0 16px}.row2{grid-template-columns:1fr}.section{padding:64px 0}.book{padding:18px}.logo{font-size:19px}.hero__in{padding:90px 0 44px}.seg{display:flex;width:100%}.seg button{padding:10px 8px;flex:1 1 auto;font-size:14px}.flow li{font-size:15px}}