:root{--ink:#302d29;--charcoal:#55524d;--deep:#36332f;--gold:#cb9b57;--gold2:#f6be6b;--cream:#f2e6d4;--paper:#fbf7f1;--white:#fffdf9;--blush:#ffb5a7;--lav:#d0c3f1;--line:rgba(85,82,77,.17);--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,Helvetica,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-synthesis:none;text-rendering:optimizeLegibility}body.menu-open{overflow:hidden}img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:min(1180px,calc(100% - 48px));margin:auto}.eyebrow{margin:0 0 18px;color:var(--gold);font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase}.display,h1,h2,h3{margin:0;word-break:normal;overflow-wrap:normal;hyphens:none}.display,h1{font-size:clamp(38px,5vw,70px);font-weight:500;line-height:1.08;letter-spacing:-.035em}.display{max-width:900px}h2{font-size:clamp(29px,3.4vw,48px);font-weight:500;line-height:1.18;letter-spacing:-.025em}h3{font-size:clamp(22px,2vw,30px);font-weight:500;line-height:1.25}.lead{max-width:760px;color:rgba(48,45,41,.72);font-size:17px;line-height:1.78}.copy{color:rgba(48,45,41,.75);font-size:15px;line-height:1.82}.copy p{margin:0 0 20px}.header{position:sticky;top:0;z-index:50;height:78px;border-bottom:1px solid var(--line);background:rgba(251,247,241,.94);backdrop-filter:blur(18px)}.header-inner{height:100%;display:grid;grid-template-columns:190px 1fr auto;align-items:center;gap:30px}.logo{width:168px}.nav{display:flex;justify-content:center;gap:28px;color:rgba(48,45,41,.72);font-size:13px}.nav a,.mobile-nav a{transition:.2s}.nav a:hover,.nav a.active{color:var(--gold)}.header-actions{display:flex;align-items:center;gap:12px}.pill,.button{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 21px;border:1px solid var(--charcoal);border-radius:999px;font-size:13px;font-weight:600;transition:.2s}.button{border-color:var(--deep);background:var(--deep);color:var(--white)}.button.gold{border-color:var(--gold);background:var(--gold);color:var(--deep)}.button:hover,.pill:hover{transform:translateY(-2px)}.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:transparent;font-size:19px}.mobile-nav{display:none}.hero{min-height:calc(100vh - 78px);display:grid;grid-template-columns:minmax(0,1.05fr) minmax(380px,.95fr)}.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:90px 5vw 90px max(24px,calc((100vw - 1180px)/2))}.hero-copy h1{max-width:780px;font-size:clamp(36px,4.1vw,60px)}.hero-copy .lead{margin:28px 0 0}.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:36px}.hero-art{display:flex;align-items:center;justify-content:center;padding:clamp(28px,5vw,70px);background:linear-gradient(145deg,rgba(242,230,212,.82),rgba(208,195,241,.28))}.hero-art img{width:min(100%,560px);height:min(76vh,720px);object-fit:cover;border-radius:48% 48% 10px 10px;box-shadow:0 30px 70px rgba(85,63,42,.14)}.section{padding:112px 0}.section.soft{background:var(--cream)}.section.dark{background:var(--deep);color:var(--white)}.section-head{display:grid;grid-template-columns:1.05fr .95fr;gap:80px;align-items:end}.section-head .lead{margin:0}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(46px,8vw,110px);align-items:start}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:58px}.card{display:flex;flex-direction:column;min-height:390px;padding:30px;border:1px solid var(--line);border-radius:5px 34px 5px 5px;background:var(--white)}.card .num{color:var(--gold);font-size:10px;font-weight:700;letter-spacing:.15em}.card h3{margin:56px 0 20px}.card p{margin:0;color:rgba(48,45,41,.68);font-size:14px;line-height:1.75}.card .link{margin-top:auto;padding-top:28px;color:var(--gold);font-size:13px;font-weight:600}.method-row{display:grid;grid-template-columns:repeat(3,1fr);margin-top:58px;border-block:1px solid rgba(255,255,255,.16)}.method-row article{padding:38px}.method-row article+article{border-left:1px solid rgba(255,255,255,.16)}.method-row h3{margin:20px 0 14px;color:var(--gold2)}.method-row p{color:rgba(255,255,255,.65);font-size:14px;line-height:1.7}.quote{margin-top:64px;padding:34px 0;border-block:1px solid var(--line);font-size:clamp(22px,2.5vw,34px);line-height:1.45}.page-hero{padding:110px 0 86px;background:radial-gradient(circle at 85% 15%,rgba(208,195,241,.32),transparent 25%),linear-gradient(135deg,var(--paper),rgba(242,230,212,.64))}.page-hero .lead{margin:28px 0 0}.breadcrumb{margin-bottom:32px;color:rgba(48,45,41,.52);font-size:12px}.feature{padding:34px;border:1px solid var(--line);background:var(--white)}.feature h3{margin-bottom:14px}.feature p{margin:0;color:rgba(48,45,41,.7);font-size:14px;line-height:1.75}.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:48px}.profile{display:grid;grid-template-columns:minmax(280px,.75fr) 1.25fr;gap:80px;align-items:center}.profile-photo{overflow:hidden;border-radius:46% 46% 8px 8px}.profile-photo img{width:100%;aspect-ratio:.82;object-fit:cover;object-position:center 30%}.timeline{margin-top:48px;border-left:1px solid var(--gold)}.timeline article{position:relative;padding:0 0 38px 30px}.timeline article:before{content:"";position:absolute;left:-5px;top:6px;width:9px;height:9px;border-radius:50%;background:var(--gold)}.timeline p{margin:8px 0 0;color:rgba(48,45,41,.68);line-height:1.7}.program-band{display:grid;grid-template-columns:120px 1fr auto;gap:36px;align-items:center;padding:34px 0;border-bottom:1px solid var(--line)}.program-band .big-num{color:var(--gold);font-size:42px;font-weight:300}.program-band p{margin:8px 0 0;color:rgba(48,45,41,.65);line-height:1.65}.faq{margin-top:44px}.faq details{padding:22px 0;border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:600}.faq p{color:rgba(48,45,41,.7);line-height:1.75}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}.zalo-card{width:min(100%,400px);border-radius:8px}.form{display:grid;gap:16px}.form label{display:grid;gap:8px;font-size:12px;font-weight:700;letter-spacing:.05em}.form input,.form select,.form textarea{width:100%;padding:15px 16px;border:1px solid var(--line);border-radius:4px;background:var(--white);color:var(--ink);font:15px var(--sans)}.form textarea{min-height:130px;resize:vertical}.form-note{color:rgba(48,45,41,.55);font-size:12px;line-height:1.6}.cta{padding:96px 0;background:var(--deep);color:var(--white);text-align:center}.cta h2{max-width:760px;margin:auto}.cta p{max-width:650px;margin:24px auto 32px;color:rgba(255,255,255,.65);line-height:1.75}.footer{padding:56px 0;background:#2d2a27;color:rgba(255,255,255,.68)}.footer-grid{display:grid;grid-template-columns:1.2fr repeat(2,.8fr);gap:50px}.footer .logo{filter:none}.footer h4{margin:0 0 18px;color:var(--white);font-size:12px;letter-spacing:.12em;text-transform:uppercase}.footer a,.footer p{display:block;margin:0 0 11px;font-size:13px;line-height:1.6}.copyright{margin-top:38px!important;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);font-size:11px!important}.zalo-float{position:fixed;right:20px;bottom:20px;z-index:45;display:flex;align-items:center;gap:9px;padding:13px 17px;border-radius:999px;background:#0875e1;color:white;font-size:13px;font-weight:700;box-shadow:0 14px 35px rgba(0,0,0,.2)}.reveal{opacity:0;transform:translateY(18px);transition:.7s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:980px){.nav{display:none}.header-inner{grid-template-columns:1fr auto}.header-actions .pill{display:none}.menu-toggle{display:block}.mobile-nav{position:fixed;inset:78px 0 0;z-index:49;padding:34px 24px;background:var(--paper)}.mobile-nav.open{display:block}.mobile-nav a{display:block;padding:17px 0;border-bottom:1px solid var(--line);font-size:17px}.hero{grid-template-columns:1fr}.hero-copy{padding:92px max(24px,calc((100vw - 720px)/2))}.hero-art{min-height:600px}.section-head,.profile,.contact-grid{grid-template-columns:1fr;gap:42px}.cards{grid-template-columns:1fr 1fr}.card:last-child{grid-column:1/-1}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}
@media(max-width:680px){.shell{width:min(100% - 40px,1180px)}.header{height:68px}.header-inner{gap:10px}.logo{width:140px}.mobile-nav{inset:68px 0 0}.display,h1{font-size:clamp(34px,10vw,46px);line-height:1.12}.hero-copy h1{font-size:clamp(30px,8.4vw,40px);line-height:1.18}.hero-copy{padding:72px 22px 66px}.hero-art{min-height:0;padding:30px 22px 54px}.hero-art img{width:100%;height:auto;aspect-ratio:4/5}.lead{font-size:15px;line-height:1.72}.section{padding:82px 0}.page-hero{padding:80px 0 64px}h2{font-size:clamp(26px,7.3vw,34px);line-height:1.24}.section-head,.grid-2{grid-template-columns:1fr;gap:34px}.cards,.feature-grid{grid-template-columns:1fr}.card:last-child{grid-column:auto}.card{min-height:330px}.method-row{grid-template-columns:1fr}.method-row article{padding:32px 0}.method-row article+article{border-left:0;border-top:1px solid rgba(255,255,255,.16)}.program-band{grid-template-columns:52px 1fr}.program-band .button{grid-column:1/-1}.profile{gap:38px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.zalo-float span{display:none}.zalo-float{width:52px;height:52px;justify-content:center;padding:0;border-radius:50%}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.reveal{opacity:1;transform:none;transition:none}}

/* E-learning */
.course-hero{padding:100px 0;background:radial-gradient(circle at 84% 14%,rgba(255,181,167,.22),transparent 24%),radial-gradient(circle at 18% 82%,rgba(208,195,241,.28),transparent 25%),var(--paper)}.course-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:72px;align-items:center}.course-price{padding:34px;border:1px solid var(--line);border-radius:6px 42px 6px 6px;background:var(--white);box-shadow:0 24px 60px rgba(85,63,42,.1)}.price{margin:14px 0 4px;font-size:clamp(38px,5vw,62px);font-weight:500;letter-spacing:-.04em}.price-note{color:rgba(48,45,41,.6);font-size:13px}.course-price ul,.check-list{margin:28px 0;padding:0;list-style:none}.course-price li,.check-list li{position:relative;margin:14px 0;padding-left:26px;color:rgba(48,45,41,.72);font-size:14px;line-height:1.55}.course-price li:before,.check-list li:before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:700}.module-list{margin-top:52px;border-top:1px solid var(--line)}.module{display:grid;grid-template-columns:70px 1fr auto;gap:24px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line)}.module-num{color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.12em}.module h3{margin-bottom:7px}.module p{margin:0;color:rgba(48,45,41,.65);font-size:14px;line-height:1.65}.module-meta{color:rgba(48,45,41,.48);font-size:12px;white-space:nowrap}.compare{overflow:auto;margin-top:46px}.compare table{width:100%;min-width:680px;border-collapse:collapse;background:var(--white)}.compare th,.compare td{padding:20px;border:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px;line-height:1.6}.compare th{background:var(--cream);font-weight:600}.auth-page{min-height:calc(100vh - 78px);display:grid;place-items:center;padding:70px 20px;background:linear-gradient(145deg,var(--paper),rgba(208,195,241,.22))}.auth-card{width:min(460px,100%);padding:38px;border:1px solid var(--line);border-radius:6px 36px 6px 6px;background:var(--white)}.auth-card .logo{margin-bottom:36px}.auth-card h1{font-size:34px}.auth-card .lead{margin:14px 0 28px;font-size:14px}.auth-message{margin-top:18px;padding:14px;background:var(--cream);color:rgba(48,45,41,.7);font-size:12px;line-height:1.6}.learn-layout{display:grid;grid-template-columns:300px 1fr;min-height:calc(100vh - 78px)}.course-sidebar{padding:32px 24px;border-right:1px solid var(--line);background:var(--white)}.course-sidebar h2{font-size:21px}.progress{height:7px;margin:18px 0 8px;overflow:hidden;border-radius:99px;background:var(--cream)}.progress span{display:block;width:0;height:100%;background:var(--gold)}.lesson-nav{margin-top:28px}.lesson-nav a{display:block;padding:14px 0;border-bottom:1px solid var(--line);color:rgba(48,45,41,.68);font-size:13px;line-height:1.45}.lesson-nav a.active{color:var(--gold);font-weight:700}.lesson-content{padding:70px clamp(24px,7vw,100px)}.video-placeholder{display:grid;place-items:center;aspect-ratio:16/9;margin:34px 0;background:var(--deep);color:rgba(255,255,255,.72);text-align:center}.lesson-lock{max-width:680px;padding:28px;border:1px solid var(--line);background:var(--white)}
@media(max-width:900px){.course-hero-grid{grid-template-columns:1fr;gap:42px}.course-price{max-width:560px}.learn-layout{grid-template-columns:1fr}.course-sidebar{display:none}}
@media(max-width:680px){.course-hero{padding:72px 0}.course-price{padding:26px}.module{grid-template-columns:44px 1fr}.module-meta{grid-column:2}.auth-card{padding:28px}.lesson-content{padding:54px 20px}}