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i{position:absolute;top:0;right:0;bottom:0;left:0;border:2px solid currentColor;background:#0f3a851a}.shape-cube i:nth-child(1){transform:translateZ(19px)}.shape-cube i:nth-child(2){transform:rotateY(90deg) translateZ(19px)}.shape-cube i:nth-child(3){transform:rotateY(180deg) translateZ(19px)}.shape-cube i:nth-child(4){transform:rotateY(-90deg) translateZ(19px)}.shape-cube i:nth-child(5){transform:rotateX(90deg) translateZ(19px)}.shape-cube i:nth-child(6){transform:rotateX(-90deg) translateZ(19px)}.cta-shapes .shape{opacity:.9}.cta-shapes .shape-ring{border-color:#fff;left:54%;top:14%}.cta-shapes .shape-ring-2{border-color:#f70708;right:4%;bottom:10%}.cta-shapes .shape-cube{color:#fff;left:40%;top:auto;bottom:14%}.cta-shapes .shape-cube i{background:#ffffff1f}.cta-shapes .shape-orb{left:62%;bottom:20%;background:radial-gradient(circle at 30% 28%,#fff,#f70708 60%,#8f0405)}.cta-inner{position:relative;overflow:hidden}.cta-inner>div:not(.cta-shapes),.cta-inner>a{position:relative;z-index:1}.tilt-card{--rx: 0deg;--ry: 0deg;--gx: 50%;--gy: 50%;position:relative;transform-style:preserve-3d}.fx-on .tilt-card{transform:perspective(900px) rotateX(var(--rx)) rotateY(var(--ry));transition:transform .25s var(--ease),box-shadow .25s;will-change:transform}.fx-on .tilt-card.tilting{transition:transform .08s linear,box-shadow .25s;box-shadow:0 26px 50px #071d4733;z-index:2}.fx-on .tilt-card:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;pointer-events:none;opacity:0;background:radial-gradient(260px circle at var(--gx) var(--gy),rgba(255,255,255,.55),transparent 60%);transition:opacity .25s}.fx-on .tilt-card.tilting:after{opacity:1}.fx-on .course-card:hover,.fx-on .why-card:hover{transform:perspective(900px) rotateX(var(--rx)) rotateY(var(--ry))}.fx-on .tilt-card .course-icon,.fx-on .tilt-card .why-icon{transform:translateZ(40px);transition:transform .25s var(--ease)}.fx-on .tilt-card.tilting .course-icon,.fx-on .tilt-card.tilting .why-icon{transform:translateZ(60px) scale(1.06)}.fx-on .reveal{opacity:0;transform:perspective(1000px) translate3d(0,46px,-60px) rotateX(14deg);transition:opacity .8s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--i, 0) * 90ms)}.fx-on .reveal.in{opacity:1;transform:perspective(1000px) translateZ(0) rotateX(0)}.fx-on .reveal-group>.reveal:nth-child(2){transition-delay:.12s}.fx-on .reveal-group>.reveal:nth-child(3){transition-delay:.24s}.fx-on .reveal.in.tilt-card{transform:perspective(900px) rotateX(var(--rx)) rotateY(var(--ry));transition:transform .25s var(--ease),box-shadow .25s,opacity .8s var(--ease);transition-delay:0s}.fx-on .why-icon,.fx-on .category-icon{animation:icon-float 4.5s ease-in-out infinite}.fx-on .why-card:nth-child(2) .why-icon{animation-delay:-1.5s}.fx-on .why-card:nth-child(3) .why-icon{animation-delay:-3s}@keyframes icon-float{0%,to{translate:0 0}50%{translate:0 -7px}}.fx-on .btn-primary.btn-lg{animation:glow-pulse 3.2s ease-in-out infinite}@keyframes glow-pulse{0%,to{box-shadow:0 8px 20px #0f3a8547}50%{box-shadow:0 12px 34px #0f3a8580}}@media(max-width:1020px){.fx-cube{right:6%;top:8%}.fx-orb-c,.hero-shapes .shape-cube,.hero-shapes .shape-orb{display:none}}@media(max-width:640px){.cube-scene{transform:scale(.7);transform-origin:top right}.ring3d{width:84px;height:84px;border-width:9px}.hero-shapes,.cta-shapes .shape-cube{display:none}}@media(prefers-reduced-motion:reduce){.cube,.cube-scene,.ring3d,.orb,.shape,.why-icon,.category-icon,.btn-primary{animation:none!important}.reveal{opacity:1!important;transform:none!important}}@property --angle{syntax: "<angle>"; inherits: false; initial-value: 0deg;}.fx-on .course-card.reveal{transform:perspective(1000px) translate3d(0,56px,-80px) rotateY(-16deg) rotateX(10deg);transform-origin:50% 100%}.fx-on .course-card.reveal.in{transform:perspective(900px) rotateX(var(--rx)) rotateY(var(--ry))}.fx-on .course-card.reveal:nth-child(3n+2){transition-delay:.11s}.fx-on .course-card.reveal:nth-child(3n){transition-delay:.22s}.course-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;padding:2.5px;pointer-events:none;z-index:4;background:conic-gradient(from var(--angle),#f70708,#2362c2,#6aa0ff,#f70708);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:0;transition:opacity .3s}.course-card:hover:before,.course-card:focus-within:before{opacity:1;animation:angle-spin 3.2s linear infinite}@keyframes angle-spin{to{--angle: 360deg}}.course-shine{position:absolute;top:0;right:0;bottom:0;left:0;z-index:2;pointer-events:none;overflow:hidden}.course-shine:after{content:"";position:absolute;top:-20%;bottom:-20%;width:38%;left:-60%;transform:skew(-20deg);background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent)}.course-card:hover .course-shine:after{animation:shine-sweep 1.1s ease forwards}@keyframes shine-sweep{to{left:130%}}.course-cover svg{transition:transform .8s var(--ease)}.course-card:hover .course-cover svg{transform:scale(1.14) translate(-2%,-3%)}.course-cover:before{transition:transform .8s var(--ease)}.course-card:hover .course-cover:before{transform:scale(1.35) translate(-10px,14px)}.fx-on .course-icon{animation:icon-float 4.2s ease-in-out infinite;animation-delay:calc(var(--i, 0) * -1.1s)}.fx-on .course-card:hover .course-icon{animation:icon-spin 1s var(--ease) 1;transform:translateZ(60px) scale(1.12)}@keyframes icon-spin{0%{rotate:y 0deg}to{rotate:y 360deg}}.course-category{transition:transform .35s var(--ease)}.course-card:hover .course-category{transform:translateY(-3px) translateZ(30px)}.course-body>*{transition:transform .4s var(--ease)}.course-card:hover .course-body h3{transform:translate(4px)}.course-card:hover .course-meta{transform:translate(6px)}.course-foot strong{display:block;width:fit-content;transition:transform .35s var(--ease);transform-origin:left bottom}.course-card:hover .course-foot strong{transform:scale(1.18)}.course-foot .btn svg{transition:transform .25s var(--ease)}.course-foot .btn:hover svg{transform:translate(5px)}.course-foot .btn-primary{position:relative;overflow:hidden}.course-foot .btn-primary:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translate(-120%)}.course-card:hover .course-foot .btn-primary:after{animation:btn-shine 1.2s ease .2s infinite}@keyframes btn-shine{to{transform:translate(120%)}}.mini-card{transition:transform .25s var(--ease),box-shadow .25s}.mini-card:hover{box-shadow:var(--shadow-soft)}@media(prefers-reduced-motion:reduce){.course-card:before,.course-shine,.course-icon{animation:none!important}.course-card:hover .course-cover svg,.course-card:hover .course-cover:before{transform:none}}.enroll-modal{max-height:calc(100vh - 32px);overflow-y:auto}.course-intro{background:var(--tint);border-radius:16px;padding:16px 18px;display:grid;gap:6px}.course-intro b{color:var(--ink);font-size:14px}.course-intro p{font-size:14.5px;line-height:1.65}.course-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.course-facts>div{background:var(--surface, #fff);border:1px solid var(--line);border-radius:16px;padding:14px 8px;text-align:center;display:grid;gap:2px;justify-items:center}.course-facts span{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--grad-brand);color:#fff;margin-bottom:4px}.course-facts>div:nth-child(2) span{background:var(--grad-warm)}.course-facts b{font:800 22px var(--font-display);color:var(--ink);line-height:1.1}.course-facts small{color:var(--muted);font-size:12px;font-weight:600}.course-duration{display:flex;align-items:center;gap:6px;font-size:13.5px;color:var(--muted)}.course-duration b{color:var(--ink)}.payment-method-card{align-items:center;gap:12px}.payment-method-card .btn{flex-shrink:0}.enroll-done{display:grid;gap:14px;justify-items:stretch;text-align:center}.enroll-done-icon{justify-self:center}.enroll-done p{font-size:14.5px;line-height:1.65}[data-theme=dark] .course-facts>div{background:var(--surface)}@media(max-width:480px){.course-facts{gap:8px}.course-facts b{font-size:19px}.payment-method-card{flex-wrap:wrap}}.theme-toggle{width:40px;height:40px;border-radius:50%;border:1.5px solid var(--line);background:var(--bg);color:var(--navy);display:inline-grid;place-items:center;padding:0;flex-shrink:0;overflow:hidden;transition:background .25s,border-color .25s,transform .25s}.theme-toggle:hover{transform:rotate(14deg) scale(1.06);border-color:var(--navy)}.theme-toggle-icon{display:grid;width:20px;height:20px}.theme-toggle-icon svg{grid-area:1 / 1;transition:transform .5s var(--ease),opacity .3s}.theme-toggle-icon svg:last-child{transform:translateY(26px) rotate(-90deg);opacity:0}.theme-toggle.is-dark .theme-toggle-icon svg:first-child{transform:translateY(-26px) rotate(90deg);opacity:0}.theme-toggle.is-dark .theme-toggle-icon svg:last-child{transform:none;opacity:1}.nav-actions-mobile .theme-toggle{align-self:center}.auth-lang-wrap{position:absolute;top:20px;right:20px;z-index:3;display:flex;gap:10px;align-items:center}.auth-lang-wrap .auth-lang{position:static}html.theme-fade,html.theme-fade *{transition:background-color .35s ease,border-color .35s ease,color .25s ease!important}:root[data-theme=dark]{color-scheme:dark;--navy: #6aa0ff;--navy-deep: #a9c8ff;--off: #0a1322;--bg: #0e1a2e;--surface: #13203a;--tint: #182a49;--line: #243656;--ink: #eaf0fc;--body: #b6c3da;--muted: #8e9db9;--red-deep: #ff8a8a;--red-bg: rgba(247, 7, 8, .16);--green: #43d6a2;--green-bg: rgba(18, 160, 112, .18);--amber: #ffc65a;--amber-bg: rgba(255, 187, 26, .14);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-soft: 0 12px 40px rgba(0, 0, 0, .45);--shadow: 0 12px 40px rgba(0, 0, 0, .45);--shadow-lg: 0 24px 60px rgba(0, 0, 0, .6);background:var(--off);color:var(--body)}[data-theme=dark] body{background:var(--off)}[data-theme=dark] .brand img{background:#fff;border-radius:12px;padding:4px 10px}[data-theme=dark] .site-header{background:#0a1322e6;border-bottom-color:var(--line)}[data-theme=dark] .nav-links{background:var(--off)}[data-theme=dark] .features-row,[data-theme=dark] .category-card,[data-theme=dark] .course-card,[data-theme=dark] .why-card,[data-theme=dark] .faq-list details,[data-theme=dark] .modal,[data-theme=dark] .auth-card,[data-theme=dark] .dash-side,[data-theme=dark] .dash-user,[data-theme=dark] .stat-card,[data-theme=dark] .panel,[data-theme=dark] .mini-card,[data-theme=dark] .search-box,[data-theme=dark] .chip,[data-theme=dark] .btn-outline,[data-theme=dark] .hero-controls>button,[data-theme=dark] .enroll-step-dot span{background:var(--surface);border-color:var(--line)}[data-theme=dark] .btn-outline{color:var(--navy)}[data-theme=dark] .btn-outline:hover{background:var(--tint)}[data-theme=dark] .chip.selected{background:#2f6fd8;border-color:#2f6fd8;color:#fff}[data-theme=dark] .btn-primary{background:#2f6fd8}[data-theme=dark] .btn-primary:hover:not(:disabled){background:#2560c4}[data-theme=dark] .hero-actions .btn-primary{background:var(--red)}[data-theme=dark] .dash-link.active{background:#2f6fd8}[data-theme=dark] .seg button.active{background:var(--tint);color:#fff}[data-theme=dark] .lang-switch button.active{background:#2f6fd8}[data-theme=dark] .course-category{background:var(--surface);color:var(--navy)}[data-theme=dark] .theme-sun{background:linear-gradient(135deg,#0a1322,#1a1424)}[data-theme=dark] .theme-sky{background:linear-gradient(135deg,#0a1322,#0f2040)}[data-theme=dark] .theme-mint{background:linear-gradient(135deg,#0a1322,#11203a)}[data-theme=dark] .section-soft{background:var(--bg)}[data-theme=dark] .section-warm{background:radial-gradient(700px 400px at 100% 0,rgba(247,7,8,.1),transparent 70%),linear-gradient(#10182b,#0a1322)}[data-theme=dark] .panel-cta{background:var(--surface);border-color:var(--line)}[data-theme=dark] .eyebrow{background:#6aa0ff24;color:var(--navy)}[data-theme=dark] .hero-tagline{color:#ff8a8a}[data-theme=dark] .hero-copy h1{color:#eaf0fc}[data-theme=dark] .why-no{-webkit-text-stroke-color:rgba(247,7,8,.4)}[data-theme=dark] .state-box{background:var(--surface)}[data-theme=dark] .hero-dots button{background:#ffffff40}[data-theme=dark] .hero-dots button.active{background:#fff}[data-theme=dark] .section-head h2,[data-theme=dark] .faq-list summary,[data-theme=dark] .course-body h3{color:var(--ink)}[data-theme=dark] .field input,[data-theme=dark] .field select,[data-theme=dark] .field textarea,[data-theme=dark] .verify-form .field input{background:var(--bg);color:var(--ink);border-color:var(--line)}[data-theme=dark] .field input::placeholder,[data-theme=dark] .field textarea::placeholder{color:#6b7b98}[data-theme=dark] .auth-main{background:linear-gradient(112deg,#0a1322,#14122a 60%,#1d1430)}[data-theme=dark] tbody tr:hover td{background:var(--tint)}[data-theme=dark] .dash{background:var(--bg)}[data-theme=dark] .dash-top{background:#0e1a2ee6}[data-theme=dark] .notice-info{color:var(--navy-deep)}[data-theme=dark] .tone-blue,[data-theme=dark] .tone-purple{background:#6aa0ff29;color:var(--navy)}[data-theme=dark] .tone-purple{color:#b9a6ff;background:#8c6ef02e}[data-theme=dark] .password-eye:hover,[data-theme=dark] .icon-button:hover{background:var(--tint)}[data-theme=dark] .dash-link:hover,[data-theme=dark] .nav-links>a:hover{background:var(--tint)}[data-theme=dark] .modal-backdrop{background:#020814b3}[data-theme=dark] .price-row strong,[data-theme=dark] .course-foot strong,[data-theme=dark] .price{color:var(--ink)}[data-theme=dark] .fx-on .tilt-card.tilting{box-shadow:0 26px 50px #0000008c}[data-theme=dark] .fx-on .tilt-card:after{background:radial-gradient(260px circle at var(--gx) var(--gy),rgba(255,255,255,.12),transparent 60%)}[data-theme=dark] .course-foot{border-top-color:var(--line)}[data-theme=dark] .shape-ring{border-color:#ff6a6a}[data-theme=dark] .shape-cube{color:#9cc0ff}