@import"https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400;1,700&family=Roboto:wght@300;400;500;700&display=swap";:root{--color-primary: #0066f5;--color-primary-rgb: 0, 102, 245;--color-primary-hover: #0052cc;--color-primary-dark: #003882;--color-primary-light: #38bdf8;--color-primary-bright: #0284c7;--color-primary-tint: #eff6ff;--color-primary-tint-hover: #dbeafe;--color-primary-border: #bfdbfe;--color-primary-border-light: #93c5fd;--gradient-primary: linear-gradient(135deg, #0077ff 0%, #0044cc 100%);--gradient-primary-light: linear-gradient(90deg, #0066f5 0%, #38bdf8 100%);--shadow-primary-sm: 0 4px 14px rgba(0, 102, 245, .25);--shadow-primary-glow: 0 8px 24px -4px rgba(0, 102, 245, .35);--shadow-primary-card: 0 10px 25px rgba(0, 102, 245, .12);--color-accent: #ff6a00;--color-accent-rgb: 255, 106, 0;--color-accent-hover: #e55e00;--color-accent-dark: #cc4a00;--color-accent-light: #ff9d42;--color-accent-bright: #ff7a00;--color-accent-tint: #fff7ed;--color-accent-tint-hover: #ffedd5;--color-accent-border: #fed7aa;--color-accent-border-light: #fdba74;--gradient-accent: linear-gradient(135deg, #ff8800 0%, #ff5500 100%);--gradient-accent-sheen: linear-gradient(135deg, #ffa020 0%, #ff5e00 100%);--shadow-accent-sm: 0 4px 14px rgba(255, 106, 0, .25);--shadow-accent-glow: 0 8px 24px -4px rgba(255, 106, 0, .45);--shadow-accent-card: 0 10px 25px rgba(255, 106, 0, .15);--color-bg-page: #f8fafc;--color-bg-card: #ffffff;--color-text-main: #0f172a;--color-text-body: #334155;--color-text-muted: #64748b;--color-border: #e2e8f0;--color-danger: #ef4444;--color-danger-hover: #dc2626;--color-danger-bg: #fee2e2;--color-danger-border: #fca5a5;--color-success: #10b981;--color-success-bg: #ecfdf5}.text-primary{color:var(--color-primary)!important}.bg-primary{background-color:var(--color-primary)!important}.bg-primary-tint{background-color:var(--color-primary-tint)!important}.border-primary{border-color:var(--color-primary)!important}.text-accent{color:var(--color-accent)!important}.bg-accent{background-color:var(--color-accent)!important}.bg-accent-tint{background-color:var(--color-accent-tint)!important}.border-accent{border-color:var(--color-accent)!important}.btn-accent{background:var(--gradient-accent);color:#fff!important;font-family:var(--font-heading);font-weight:800;display:inline-flex;align-items:center;justify-content:center;border-radius:25px;height:44px;padding:0 28px;border:none;cursor:pointer;text-decoration:none;text-transform:uppercase;letter-spacing:.3px;box-shadow:var(--shadow-accent-sm);transition:transform var(--duration-fast) var(--ease-expo),box-shadow var(--duration-fast) var(--ease-expo),background var(--duration-fast) var(--ease-expo);position:relative;overflow:hidden}.btn-accent:hover{transform:translateY(-2px);box-shadow:var(--shadow-accent-glow);background:var(--gradient-accent-sheen)}.btn-accent:active{transform:scale(.975) translateY(1px)}.btn-outline-white{display:inline-flex;align-items:center;justify-content:center;background-color:transparent;border:2px solid #ffffff;color:#fff!important;border-radius:25px;padding:0 26px;height:44px;font-family:var(--font-heading);font-weight:700;text-decoration:none;font-size:14px;transition:background-color var(--duration-fast) var(--ease-expo),transform var(--duration-fast) var(--ease-expo)}.btn-outline-white:hover{background-color:#ffffff2e;transform:translateY(-2px)}.btn-outline-white:active{transform:scale(.975)}:root{--font-heading: "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-body: "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--ease-expo: cubic-bezier(.16, 1, .3, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1);--ease-smooth: cubic-bezier(.25, 1, .5, 1);--duration-fast: .18s;--duration-normal: .28s;--duration-slow: .45s;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .04);--shadow-md: 0 6px 20px rgba(0, 0, 0, .06);--shadow-lg: 0 16px 36px -8px rgba(0, 0, 0, .12);--shadow-glow: 0 8px 24px -4px var(--shadow-primary-glow);--glass-bg: rgba(255, 255, 255, .96);--glass-border: rgba(226, 232, 240, .8)}*{margin:0;padding:0;box-sizing:border-box}button,input,select,textarea{font-family:inherit}html{scroll-behavior:smooth;scroll-padding-top:75px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{color:#334155;background:#fff;font-size:14px;font-family:var(--font-body);line-height:1.6;padding-bottom:48px}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading)}a{text-decoration:none;color:inherit;transition:color var(--duration-fast) var(--ease-smooth)}ul,ol{list-style:none;margin:0;padding:0}img{max-width:100%;height:auto;display:block}.container{max-width:1200px;margin:0 auto;padding:0 15px;width:100%}.main-btn{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-hover) 100%);color:#fff;border-radius:25px;display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-heading);font-size:14px;font-weight:700;height:44px;padding:0 28px;text-align:center;text-transform:uppercase;letter-spacing:.3px;border:none;cursor:pointer;position:relative;overflow:hidden;box-shadow:0 4px 14px var(--shadow-primary-sm);transition:transform var(--duration-fast) var(--ease-expo),box-shadow var(--duration-fast) var(--ease-expo),background var(--duration-fast) var(--ease-expo)}.main-btn:after{content:"";position:absolute;top:0;left:-120%;width:60%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.25),transparent);transform:skew(-20deg);transition:left .6s 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ease}.mobile-toggle-btn:active{transform:scale(.92)}.mobile-arrow-btn,.mobile-drawer-header,.mobile-drawer-footer{display:none}header .main-menu{display:flex;align-items:center;height:70px}header .main-menu>li{position:relative;height:70px;display:flex;align-items:center}header .main-menu>li>a{display:flex;align-items:center;padding:0 16px;font-weight:700;font-size:14px;color:var(--color-primary-hover);text-transform:uppercase;height:100%;transition:all .22s cubic-bezier(.16,1,.3,1);position:relative}header .main-menu>li:hover>a{background-color:var(--color-primary-tint);color:var(--color-accent)!important}header .main-menu li.has-sub{position:static}header .main-menu li.has-sub .sub-menu{position:absolute;top:70px;right:0;left:auto;width:980px;max-width:95vw;background:#fffffffa;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(226,232,240,.9);border-top:3px solid var(--color-primary);border-radius:0 0 16px 16px;box-shadow:0 20px 45px -10px #00000029;padding:20px 28px;display:block;opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .24s cubic-bezier(.16,1,.3,1),transform .24s cubic-bezier(.16,1,.3,1),visibility .24s;pointer-events:none;z-index:99999;column-count:3;-moz-column-count:3;column-gap:32px;-moz-column-gap:32px;column-rule:1px solid var(--color-primary-tint-hover);-moz-column-rule:1px solid var(--color-primary-tint-hover);line-height:normal;text-align:left}header .main-menu li.has-sub:hover>.sub-menu{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}header .main-menu li.has-sub .sub-menu>li{display:inline-block;width:100%;break-inside:avoid-column;-webkit-column-break-inside:avoid;page-break-inside:avoid;border-bottom:1px dashed var(--color-primary-border);padding:4px 0 8px;margin-bottom:6px}header .main-menu li.has-sub .sub-menu>li>a{display:flex;justify-content:space-between;align-items:center;padding:6px 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.content-title{font-size:16px;font-weight:700;color:#222;margin-bottom:8px}.differrent-content__item .content-desc{font-size:14px;color:#666;line-height:22px}.course{background-color:var(--color-primary);padding:45px 0 50px}.course .section-title{color:#fff;margin-bottom:35px}.course .course-content{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.course-content__item{background-color:#fff;border-radius:20px;overflow:hidden;box-shadow:0 4px 15px #0003;display:flex;flex-direction:column}.course-content__item .thumbnail{height:200px;overflow:hidden;position:relative}.course-content__item .thumbnail img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.course-content__item:hover .thumbnail img{transform:scale(1.05)}.course-content__item .content{padding:18px 20px 22px;flex:1;display:flex;flex-direction:column}.course-content__item .content h3{font-size:15px;font-weight:700;line-height:22px;height:44px;overflow:hidden;margin-bottom:10px}.course-content__item 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#00000014}.teacher-item .avatar{width:110px;height:110px;margin:0 auto 15px;border-radius:50%;overflow:hidden;border:3px solid #f0f0f0}.teacher-item .avatar img{width:100%;height:100%;object-fit:cover}.teacher-item h3{font-size:16px;font-weight:700;color:#222;margin-bottom:4px}.teacher-item .title{color:var(--color-primary);font-weight:700;font-size:13px;margin-bottom:8px}.teacher-item p{font-size:12px;color:#666;line-height:18px}.blogs{padding:50px 0;background:#f5f5f5}.blogs-content{display:grid;grid-template-columns:1fr 1fr;gap:25px}.blogs-content__item{background:#fff;border:1px solid #e2e8f0;border-radius:8px;overflow:hidden}.blogs-content__item a{display:flex;padding:15px;gap:20px}.blogs-content__item .thumbnail{flex:0 0 180px;height:120px;overflow:hidden;border-radius:6px}.blogs-content__item .thumbnail img{width:100%;height:100%;object-fit:cover}.blogs-content__item .content{flex:1}.blogs-content__item .content h3{font-size:15px;font-weight:700;color:#222;line-height:20px;margin-bottom:8px;max-height:40px;overflow:hidden}.blogs-content__item .content p{font-size:13px;color:#666;line-height:18px;max-height:54px;overflow:hidden}footer{background-color:#1a1a1a;color:#ccc;padding-top:45px}footer .top-footer{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;padding-bottom:35px}footer h3{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px;border-bottom:2px solid var(--color-primary);padding-bottom:6px;display:inline-block}footer p,footer li{font-size:13px;line-height:22px;color:#aaa}footer a{color:#ccc}footer a:hover{color:#ffb703}footer .bot-footer{border-top:1px solid #333333;padding:18px 0 75px;text-align:center;font-size:13px;color:#777}.modal-overlay{position:fixed;inset:0;background-color:#0009;display:flex;align-items:center;justify-content:center;z-index:999999;backdrop-filter:blur(3px)}.modal-box{background:#fff;border-radius:12px;padding:30px;max-width:500px;width:90%;box-shadow:0 20px 40px #0000004d;animation:modalFadeIn .2s ease-out}@keyframes modalFadeIn{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.cms-edit-mode-active .cms-editable-field{outline:1.5px dashed #3b82f6!important;outline-offset:3px;cursor:text!important;transition:all .15s ease;position:relative;min-width:30px;min-height:18px;display:inline-block}.cms-edit-mode-active .cms-editable-field:hover{outline:2px solid #1d4ed8!important;background-color:#3b82f614!important;border-radius:3px}.cms-edit-mode-active .cms-editable-field:focus{outline:2.5px solid #2563eb!important;background-color:#3b82f61f!important;border-radius:3px}.cms-image-wrapper{position:relative;display:inline-block;width:100%}.cms-image-badge{position:absolute;top:10px;right:10px;background:#111827e0;color:#fff;padding:6px 14px;border-radius:20px;font-size:12px;font-weight:700;cursor:pointer;display:flex;align-items:center;gap:6px;z-index:1000;box-shadow:0 4px 10px #00000040;border:1px solid rgba(255,255,255,.2);transition:transform .2s ease}.cms-image-badge:hover{transform:scale(1.05);background:#2563eb}@media(max-width:991px){.course .course-content{grid-template-columns:repeat(2,1fr)}.differrent .container{grid-template-columns:1fr}.teacher-grid{grid-template-columns:repeat(2,1fr)}.blogs-content{grid-template-columns:1fr}footer .top-footer{grid-template-columns:repeat(2,1fr)}}@media(max-width:600px){.course .course-content,.teacher-grid{grid-template-columns:1fr}footer .top-footer{grid-template-columns:1fr}.reason .left-reason,.reason .right-reason{flex:0 0 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var(--color-primary-tint-hover)!important}.desktop-arrow{display:none!important}.mobile-arrow-btn{display:inline-flex!important;align-items:center;justify-content:center;cursor:pointer;color:#64748b;background:transparent!important;border:none!important;box-shadow:none!important;padding:6px;transition:color .15s ease}.mobile-arrow-btn:hover{background:transparent!important;color:var(--color-primary)!important}.mobile-drawer-backdrop{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#0f172a99;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:100000;animation:fadeInBackdrop .2s ease-out}@keyframes fadeInBackdrop{0%{opacity:0}to{opacity:1}}.mobile-drawer-header{display:flex!important;flex-direction:row!important;justify-content:space-between!important;align-items:center!important;text-align:left!important;background:#fff;padding:16px 20px;border-bottom:1px solid #f1f5f9}.mobile-brand-box{display:flex;flex-direction:column;text-align:left!important}.mobile-brand-box .brand-title{color:var(--color-primary);font-weight:800;font-size:16px;letter-spacing:.3px;text-align:left!important}.mobile-brand-box .brand-subtitle{color:#64748b;font-size:11px;font-weight:500;text-align:left!important}.mobile-close-btn{background:#f8fafc!important;border:1px solid #e2e8f0!important;color:#475569!important;border-radius:50%!important;width:34px!important;height:34px!important;display:flex!important;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;flex-shrink:0}.mobile-close-btn:hover{background:var(--color-primary-tint-hover)!important;color:var(--color-primary)!important;border-color:var(--color-primary-border-light)!important}.mobile-drawer-footer{display:flex!important;flex-direction:column;gap:10px;padding:18px 20px;background:#f8fafc;border-top:1px solid #e2e8f0;margin-top:12px}.mobile-hotline-btn{display:flex!important;align-items:center;justify-content:center;gap:8px;background:var(--gradient-accent);color:#fff!important;padding:12px 18px;border-radius:25px;font-weight:800;font-size:14px;text-decoration:none;box-shadow:var(--shadow-accent-sm)}.mobile-register-btn{display:flex!important;align-items:center;justify-content:center;gap:8px;background:#fff;color:var(--color-accent)!important;border:1.5px solid var(--color-accent);padding:11px 18px;border-radius:25px;font-weight:800;font-size:13.5px;cursor:pointer;transition:all .2s}.mobile-register-btn:hover{background:var(--color-accent-tint)}header .main-menu{display:none;position:fixed;top:0;right:0;width:340px;max-width:88vw;height:100vh;background-color:#fff;z-index:100001;overflow-y:auto;box-shadow:-10px 0 35px #0003;flex-direction:column;align-items:stretch;padding:0 0 20px;animation:slideInRight .28s cubic-bezier(.16,1,.3,1)}@keyframes slideInRight{0%{transform:translate(100%)}to{transform:translate(0)}}header .main-menu.mobile-drawer-open{display:flex!important}header .main-menu>li{height:auto!important;display:flex;flex-direction:column;border-bottom:1px solid #f1f5f9}header .main-menu>li>a.menu-level-1-link{color:#0f172a!important;font-size:14px;font-weight:700;padding:13px 20px!important;height:auto!important;display:flex!important;justify-content:space-between!important;align-items:center!important;text-align:left!important;text-transform:uppercase;transition:all .15s ease}header .main-menu>li>a.menu-level-1-link:hover{background-color:var(--color-primary-tint);color:var(--color-primary)!important}header .main-menu li.has-sub .sub-menu{position:static;width:calc(100% - 32px);max-width:100%;box-shadow:inset 0 2px 4px #00000005;border:none;border-left:3px solid var(--color-primary-border-light);background-color:#f8fafc;margin:4px 16px 10px;border-radius:0 8px 8px 0;padding:6px 0;column-count:1;-moz-column-count:1;column-rule:none;display:none}header .main-menu li.has-sub:hover>.sub-menu{display:none}header .main-menu li.has-sub .sub-menu.sub-menu-mobile-open{display:block!important}header .main-menu li.has-sub .sub-menu>li{border-bottom:1px dashed #e2e8f0;padding:0;display:block}header .main-menu li.has-sub .sub-menu>li:last-child{border-bottom:none}header .main-menu li.has-sub .sub-menu>li>a.menu-level-2-link{color:#1e293b!important;font-size:13.5px;font-weight:600;padding:10px 16px!important;display:flex!important;justify-content:space-between;align-items:center;transition:all .15s}header .main-menu li.has-sub .sub-menu>li>a.menu-level-2-link:hover{color:var(--color-primary)!important;padding-left:20px!important}header .main-menu li.has-sub .sub-menu li.has-child .menu-child{display:none;background-color:#f1f5f9;padding:4px 0 6px;border-left:2px solid #cbd5e1;margin:2px 14px 8px 24px;border-radius:0 6px 6px 0}header .main-menu li.has-sub .sub-menu li.has-child .menu-child.menu-child-mobile-open{display:block!important}header .main-menu li.has-sub .sub-menu li.has-child .menu-child>li>a.menu-level-3-link{color:#475569!important;font-size:13px;font-weight:400;padding:7px 16px!important;border-bottom:1px solid rgba(0,0,0,.04);display:block!important;text-transform:capitalize}header .main-menu li.has-sub .sub-menu li.has-child .menu-child>li>a.menu-level-3-link:hover{color:var(--color-primary)!important}}.modal-overlay{position:fixed;inset:0;background:#0f172aa6;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;z-index:100000;padding:16px;animation:modalOverlayFadeIn .22s cubic-bezier(.16,1,.3,1) forwards}.modal-box{background:#fff;border-radius:16px;padding:30px;max-width:520px;width:100%;box-shadow:0 25px 50px -12px #00000040;animation:modalBoxSpringUp .28s cubic-bezier(.34,1.56,.64,1) forwards;transform-origin:center center}@keyframes modalOverlayFadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalBoxSpringUp{0%{opacity:0;transform:scale(.92) translateY(16px)}to{opacity:1;transform:scale(1) translateY(0)}}.course-content__item{transition:transform .25s cubic-bezier(.16,1,.3,1),box-shadow .25s cubic-bezier(.16,1,.3,1)}.course-content__item:hover{transform:translateY(-5px);box-shadow:0 14px 28px #00000014}.course-content__item .thumbnail{overflow:hidden;border-radius:8px}.course-content__item .thumbnail img{transition:transform .35s cubic-bezier(.16,1,.3,1)}.course-content__item:hover .thumbnail img{transform:scale(1.04)}.blogs-content__item{transition:transform .25s cubic-bezier(.16,1,.3,1),box-shadow .25s cubic-bezier(.16,1,.3,1)}.blogs-content__item:hover{transform:translateY(-4px);box-shadow:0 12px 24px #00000012}.blogs-content__item .thumbnail{overflow:hidden;border-radius:6px}.blogs-content__item .thumbnail img{transition:transform .35s cubic-bezier(.16,1,.3,1)}.blogs-content__item:hover .thumbnail img{transform:scale(1.04)}.teacher-item{transition:transform .25s cubic-bezier(.16,1,.3,1),box-shadow .25s cubic-bezier(.16,1,.3,1)}.teacher-item:hover{transform:translateY(-4px);box-shadow:0 12px 24px #0000000f}.teacher-item .avatar img{transition:transform .35s cubic-bezier(.16,1,.3,1)}.teacher-item:hover .avatar img{transform:scale(1.06)}input[type=text]:focus,input[type=email]:focus,input[type=tel]:focus,input[type=password]:focus,select:focus,textarea:focus{outline:none;border-color:#3b82f6!important;box-shadow:0 0 0 3px #3b82f62e!important;transition:border-color .18s ease,box-shadow .18s ease}.scroll-reveal{opacity:0;transform:translateY(40px);transition:opacity .85s cubic-bezier(.16,1,.3,1),transform .85s cubic-bezier(.16,1,.3,1);will-change:opacity,transform}.scroll-reveal.scroll-revealed{opacity:1;transform:translateY(0)}.scroll-reveal-left{opacity:0;transform:translate(-45px);transition:opacity .85s cubic-bezier(.16,1,.3,1),transform .85s cubic-bezier(.16,1,.3,1);will-change:opacity,transform}.scroll-reveal-left.scroll-revealed{opacity:1;transform:translate(0)}.scroll-reveal-right{opacity:0;transform:translate(45px);transition:opacity .85s cubic-bezier(.16,1,.3,1),transform .85s cubic-bezier(.16,1,.3,1);will-change:opacity,transform}.scroll-reveal-right.scroll-revealed{opacity:1;transform:translate(0)}.scroll-reveal-scale{opacity:0;transform:scale(.92) translateY(20px);transition:opacity .85s cubic-bezier(.16,1,.3,1),transform .85s cubic-bezier(.16,1,.3,1);will-change:opacity,transform}.scroll-reveal-scale.scroll-revealed{opacity:1;transform:scale(1) translateY(0)}.scroll-delay-1{transition-delay:.08s}.scroll-delay-2{transition-delay:.16s}.scroll-delay-3{transition-delay:.24s}.scroll-delay-4{transition-delay:.32s}.scroll-delay-5{transition-delay:.4s}.scroll-delay-6{transition-delay:.48s}.scroll-delay-7{transition-delay:.56s}.scroll-delay-8{transition-delay:.64s}@keyframes wavePulse{0%{box-shadow:0 0 rgba(var(--color-accent-rgb),.6)}70%{box-shadow:0 0 0 10px rgba(var(--color-accent-rgb),0)}to{box-shadow:0 0 rgba(var(--color-accent-rgb),0)}}#register-course-footer a[href^="tel:"]{animation:wavePulse 2.2s infinite}@keyframes floatGentle{0%,to{transform:translateY(0)}50%{transform:translateY(-3px)}}#register-course-footer a[title^="Tư vấn Zalo"]{animation:floatGentle 3s ease-in-out infinite}