:root{--color-bg:#fafbfc;--color-bg-elevated:#fff;--color-bg-card:#fff;--color-bg-subtle:#f3f4f6;--color-primary:#6366f1;--color-primary-light:#818cf8;--color-primary-dark:#4f46e5;--color-accent:#ec4899;--color-accent-warm:#f59e0b;--color-success:#10b981;--color-text:#111827;--color-text-muted:#4b5563;--color-text-subtle:#9ca3af;--color-border:rgba(0,0,0,.08);--color-border-strong:rgba(0,0,0,.12);--color-shadow:rgba(0,0,0,.06);--color-shadow-strong:rgba(0,0,0,.12);--nav-bg:rgba(255,255,255,.85);--card-shadow:0 4px 24px -8px rgba(0,0,0,.08);--font-display:'Plus Jakarta Sans',sans-serif;--font-body:'DM 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var(--color-border);background:var(--color-bg-elevated)}.stats__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:3rem}.stats__item{text-align:center}.stats__number{font-family:var(--font-display);font-size:clamp(2.5rem,5vw,3.5rem);font-weight:800;background:linear-gradient(135deg,var(--color-text),var(--color-text-muted));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin-bottom:.5rem}.stats__label{font-size:.95rem;color:var(--color-text-subtle);text-transform:uppercase;letter-spacing:.1em}.courses{padding:8rem 0}.section__header{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:4rem;flex-wrap:wrap;gap:2rem}.section__label{display:inline-block;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.2em;color:var(--color-primary);margin-bottom:1rem}[data-theme=dark] 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.course-card__action{background:rgba(139,92,246,.1);color:var(--color-primary-light)}[data-theme=dark] .course-card__action:hover{background:rgba(139,92,246,.2)}.benefits{padding:8rem 0;background:var(--color-bg-elevated);position:relative;overflow:hidden}.benefits__bg-shape{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:800px;height:800px;background:radial-gradient(ellipse at center,rgba(99,102,241,.06) 0,transparent 60%);pointer-events:none}[data-theme=dark] .benefits__bg-shape{background:radial-gradient(ellipse at center,rgba(139,92,246,.08) 0,transparent 60%)}.benefits__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;position:relative}.benefit-card{padding:2rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:16px;transition:all .4s var(--ease-out-expo);box-shadow:var(--card-shadow)}.benefit-card:hover{border-color:rgba(99,102,241,.25);transform:translateY(-4px);box-shadow:0 12px 40px -12px rgba(99,102,241,.15)}[data-theme=dark] .benefit-card{background:rgba(255,255,255,.02);box-shadow:none}[data-theme=dark] .benefit-card:hover{background:rgba(255,255,255,.04);border-color:rgba(139,92,246,.3);box-shadow:none}.benefit-card__icon{width:60px;height:60px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));border-radius:16px;margin-bottom:1.5rem;color:#fff;box-shadow:0 8px 24px -8px rgba(139,92,246,.5)}.benefit-card__icon svg{width:28px;height:28px}.benefit-card__title{font-family:var(--font-display);font-size:1.25rem;font-weight:700;margin-bottom:.75rem}.benefit-card__text{font-size:.95rem;color:var(--color-text-muted);line-height:1.7}.testimonials{padding:8rem 0}.testimonials__header{text-align:center;margin-bottom:4rem}.testimonials__slider{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem}.testimonial-card{padding:2rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:20px;position:relative;box-shadow:var(--card-shadow)}.testimonial-card__quote{position:absolute;top:1.5rem;right:2rem;font-size:4rem;font-family:Georgia,serif;color:var(--color-primary);opacity:.2;line-height:1}.testimonial-card__stars{display:flex;gap:.25rem;margin-bottom:1rem;color:var(--color-accent-warm)}.testimonial-card__text{font-size:1.05rem;line-height:1.7;margin-bottom:1.5rem;color:var(--color-text)}.testimonial-card__author{display:flex;align-items:center;gap:1rem}.testimonial-card__avatar{width:48px;height:48px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.1rem;color:#fff}.testimonial-card__name{font-weight:600}.testimonial-card__course{font-size:.85rem;color:var(--color-text-subtle)}.cta{padding:8rem 0;position:relative;overflow:hidden}.cta__inner{position:relative;padding:5rem;background:linear-gradient(135deg,var(--color-primary-dark),rgba(109,40,217,.8));border-radius:32px;text-align:center;overflow:hidden;color:#fff}.cta__bg-shape{position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(ellipse at center,rgba(244,114,182,.3) 0,transparent 60%);pointer-events:none}.cta__content{position:relative}.cta__title{font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);font-weight:800;margin-bottom:1rem;letter-spacing:-.02em}.cta__text{font-size:1.125rem;opacity:.9;max-width:500px;margin:0 auto 2rem}.cta .btn--primary{background:#fff;color:var(--color-primary-dark);box-shadow:0 4px 24px -4px rgba(0,0,0,.3)}.cta .btn--primary:hover{box-shadow:0 8px 32px -4px rgba(0,0,0,.4)}.page-header{padding:10rem 0 4rem;background:var(--color-bg-elevated);border-bottom:1px solid var(--color-border)}.page-header__content{max-width:600px}.page-header__label{display:inline-block;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.2em;color:var(--color-primary);margin-bottom:1rem}[data-theme=dark] .page-header__label{color:var(--color-primary-light)}.page-header__title{font-family:var(--font-display);font-size:clamp(2.5rem,5vw,3.5rem);font-weight:800;letter-spacing:-.02em;margin-bottom:1rem}.page-header__subtitle{font-size:1.125rem;color:var(--color-text-muted)}.search-section{padding:2rem 0;border-bottom:1px solid var(--color-border)}.search-form{display:flex;gap:1rem;max-width:500px}.search-input{flex:1;padding:1rem 1.5rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:100px;color:var(--color-text);font-family:var(--font-body);font-size:1rem;transition:border-color .3s ease}.search-input:focus{outline:0;border-color:var(--color-primary)}.search-input::placeholder{color:var(--color-text-subtle)}.courses-section{padding:4rem 0;flex:1}.empty-state{text-align:center;padding:6rem 2rem;color:var(--color-text-muted)}.empty-state__icon{font-size:4rem;margin-bottom:1.5rem;opacity:.5}.empty-state__title{font-family:var(--font-display);font-size:1.5rem;font-weight:700;margin-bottom:.5rem;color:var(--color-text)}.course-hero{padding:10rem 0 4rem;background:var(--color-bg-elevated);border-bottom:1px solid var(--color-border);position:relative;overflow:hidden}.course-hero__bg{position:absolute;top:0;right:0;width:50%;height:100%;background:radial-gradient(ellipse at center right,rgba(99,102,241,.1) 0,transparent 60%);pointer-events:none}[data-theme=dark] .course-hero__bg{background:radial-gradient(ellipse at center right,rgba(139,92,246,.15) 0,transparent 60%)}.course-hero__grid{display:grid;grid-template-columns:1fr 400px;gap:4rem;align-items:center;position:relative}.course-hero__content{max-width:700px}.course-hero__back{display:inline-flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--color-text-muted);margin-bottom:1.5rem;transition:color .3s ease}.course-hero__back:hover{color:var(--color-primary-light)}.course-hero__title{font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);font-weight:800;letter-spacing:-.02em;margin-bottom:1.5rem;line-height:1.2}.course-hero__description{font-size:1.125rem;color:var(--color-text-muted);margin-bottom:2rem;line-height:1.7}.course-hero__stats{display:flex;flex-wrap:wrap;gap:2rem}.course-hero__stat{display:flex;align-items:center;gap:.75rem}.course-hero__stat-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:rgba(99,102,241,.1);border-radius:10px;color:var(--color-primary)}[data-theme=dark] .course-hero__stat-icon{background:rgba(139,92,246,.1);color:var(--color-primary-light)}.course-hero__stat-value{font-family:var(--font-display);font-size:1.5rem;font-weight:700}.course-hero__stat-label{font-size:.85rem;color:var(--color-text-subtle)}.course-card-sticky{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:20px;padding:2rem;position:sticky;top:120px;box-shadow:var(--card-shadow)}.course-card-sticky__image{width:100%;height:180px;background:linear-gradient(135deg,var(--color-primary-dark),var(--color-bg-elevated));border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;overflow:hidden}.course-card-sticky__image img{width:100%;height:100%;object-fit:cover}.course-card-sticky__image-icon{display:flex;align-items:center;justify-content:center;color:var(--color-primary-light);opacity:.4}.course-card-sticky__rating{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem}.course-card-sticky__stars{display:flex;gap:.125rem;color:var(--color-accent-warm)}.course-card-sticky__rating-text{font-size:.9rem;color:var(--color-text-muted)}.course-card-sticky__cta{width:100%;margin-bottom:1rem}.course-card-sticky__info{display:flex;flex-direction:column;gap:.75rem;padding-top:1rem;border-top:1px solid var(--color-border);font-size:.9rem}.course-card-sticky__info-item{display:flex;align-items:center;gap:.75rem;color:var(--color-text-muted)}.course-content{padding:4rem 0;flex:1}.course-content__grid{display:grid;grid-template-columns:1fr 400px;gap:4rem}.course-content__main{max-width:800px}.content-section{margin-bottom:3rem}.content-section__title{font-family:var(--font-display);font-size:1.5rem;font-weight:700;margin-bottom:1.5rem;display:flex;align-items:center;gap:.75rem}.content-section__title-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:rgba(99,102,241,.1);border-radius:8px;color:var(--color-primary);font-size:1rem}[data-theme=dark] .content-section__title-icon{background:rgba(139,92,246,.1);color:var(--color-primary-light)}.curriculum-list{display:flex;flex-direction:column;gap:.75rem}.curriculum-item{display:flex;align-items:center;gap:1rem;padding:1rem 1.25rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:12px;transition:all .3s ease;box-shadow:var(--card-shadow)}.curriculum-item:hover{border-color:rgba(99,102,241,.25);background:rgba(99,102,241,.03)}[data-theme=dark] .curriculum-item:hover{border-color:rgba(139,92,246,.3);background:rgba(139,92,246,.05)}.curriculum-item__icon{width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:rgba(99,102,241,.1);border-radius:8px;color:var(--color-primary);flex-shrink:0}[data-theme=dark] .curriculum-item__icon{background:rgba(139,92,246,.1);color:var(--color-primary-light)}.curriculum-item__icon--quiz{background:rgba(236,72,153,.1);color:var(--color-accent)}.curriculum-item__name{flex:1;font-weight:500}.curriculum-item__badge{font-size:.75rem;padding:.25rem .75rem;background:var(--color-bg);border-radius:100px;color:var(--color-text-subtle)}.reviews-list{display:flex;flex-direction:column;gap:1.5rem}.review-card{padding:1.5rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:16px;box-shadow:var(--card-shadow)}.review-card__header{display:flex;align-items:center;gap:1rem;margin-bottom:1rem}.review-card__avatar{width:44px;height:44px;background:linear-gradient(135deg,var(--color-primary),var(--color-accent));border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff}.review-card__author{flex:1}.review-card__name{font-weight:600}.review-card__date{font-size:.85rem;color:var(--color-text-subtle)}.review-card__stars{display:flex;gap:.125rem;color:var(--color-accent-warm)}.review-card__text{color:var(--color-text-muted);line-height:1.7}.contact{flex:1;padding:10rem 0 6rem}.contact__grid{display:grid;grid-template-columns:1fr 1.2fr;gap:4rem;align-items:start}.contact__info{position:sticky;top:120px}.contact__label{display:inline-block;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.2em;color:var(--color-primary);margin-bottom:1rem}[data-theme=dark] .contact__label{color:var(--color-primary-light)}.contact__title{font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);font-weight:800;letter-spacing:-.02em;margin-bottom:1.5rem;line-height:1.2}.contact__subtitle{font-size:1.125rem;color:var(--color-text-muted);margin-bottom:3rem}.contact__details{display:flex;flex-direction:column;gap:1.5rem}.contact__detail{display:flex;align-items:flex-start;gap:1rem}.contact__detail-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:rgba(99,102,241,.08);border:1px solid rgba(99,102,241,.15);border-radius:12px;color:var(--color-primary);flex-shrink:0}[data-theme=dark] .contact__detail-icon{background:rgba(139,92,246,.1);border-color:rgba(139,92,246,.2);color:var(--color-primary-light)}.contact__detail-content h4{font-family:var(--font-display);font-weight:700;margin-bottom:.25rem}.contact__detail-content p{color:var(--color-text-muted);font-size:.95rem}.contact__form{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:24px;padding:2.5rem;box-shadow:var(--card-shadow)}.form__group{margin-bottom:1.5rem}.form__label{display:block;font-size:.875rem;font-weight:600;margin-bottom:.5rem;color:var(--color-text)}.form__input,.form__textarea{width:100%;padding:1rem 1.25rem;background:var(--color-bg);border:1px solid var(--color-border);border-radius:12px;color:var(--color-text);font-family:var(--font-body);font-size:1rem;transition:border-color .3s ease,box-shadow .3s ease}.form__input:focus,.form__textarea:focus{outline:0;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(99,102,241,.1)}[data-theme=dark] .form__input:focus,[data-theme=dark] .form__textarea:focus{box-shadow:0 0 0 3px rgba(139,92,246,.1)}.form__input::placeholder,.form__textarea::placeholder{color:var(--color-text-subtle)}.form__textarea{min-height:160px;resize:vertical}.form__submit{width:100%;margin-top:.5rem}.alert{padding:1rem 1.5rem;border-radius:12px;margin-bottom:1.5rem;font-size:.95rem}.alert--success{background:rgba(34,197,94,.1);border:1px solid rgba(34,197,94,.3);color:var(--color-success)}.alert--error{background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);color:#ef4444}.reveal{opacity:0;transform:translateY(40px);transition:all .8s var(--ease-out-expo)}.reveal.visible{opacity:1;transform:translateY(0)}@media (max-width:1024px){.footer__grid{grid-template-columns:1fr 1fr}.course-hero__grid,.course-content__grid{grid-template-columns:1fr}.course-card-sticky{position:static;max-width:500px}.contact__grid{grid-template-columns:1fr}.contact__info{position:static}}@media (max-width:768px){.nav__links,.nav__cta{display:none}.nav__toggle{display:flex}.footer__grid{grid-template-columns:1fr;gap:2rem}.footer__bottom{flex-direction:column;gap:1rem;text-align:center}.hero{padding:7rem 0 4rem}.hero__title{font-size:clamp(2.5rem,10vw,3.5rem)}.courses__grid{grid-template-columns:1fr}.testimonials__slider{grid-template-columns:1fr}.cta__inner{padding:3rem 2rem}.search-form{flex-direction:column}.course-hero__stats{gap:1.5rem}.contact__form{padding:1.5rem}}.hero__lava{position:absolute;width:100%;height:100%;top:0;left:0;overflow:hidden;pointer-events:none;--color1:99,102,241;--color2:236,72,153;--color3:129,140,248;--color4:167,139,250;--color5:79,70,229;--circle-size:80%;--blending:hard-light}.hero__lava::after{content:'';position:absolute;top:0;left:0;width:100%;height:100%;background:repeating-linear-gradient(45deg,transparent,transparent 10px,rgba(255,255,255,.15) 10px,rgba(255,255,255,.15) 11px);pointer-events:none;z-index:1}[data-theme=dark] .hero__lava::after{background:repeating-linear-gradient(45deg,transparent,transparent 10px,rgba(255,255,255,.03) 10px,rgba(255,255,255,.03) 11px)}.hero__lava svg{position:absolute;top:0;left:0;width:0;height:0}.hero__gradients{filter:url(#goo) blur(40px);width:100%;height:100%;opacity:.15}[data-theme=dark] .hero__lava{--color1:139,92,246;--color2:244,114,182;--color3:167,139,250;--color4:192,132,252;--color5:109,40,217}[data-theme=dark] .hero__gradients{opacity:.15}.hero__g{position:absolute;width:var(--circle-size);height:var(--circle-size);top:calc(50% - var(--circle-size) / 2);left:calc(50% - var(--circle-size) / 2);mix-blend-mode:var(--blending);border-radius:50%}.hero__g1{background:radial-gradient(circle at center,rgba(var(--color1),.8) 0,rgba(var(--color1),0) 50%) no-repeat;transform-origin:center center;animation:heroMoveVertical 30s ease infinite}.hero__g2{background:radial-gradient(circle at center,rgba(var(--color2),.8) 0,rgba(var(--color2),0) 50%) no-repeat;transform-origin:calc(50% - 400px);animation:heroMoveInCircle 20s reverse infinite}.hero__g3{background:radial-gradient(circle at center,rgba(var(--color3),.8) 0,rgba(var(--color3),0) 50%) no-repeat;top:calc(50% - var(--circle-size) / 2 + 200px);left:calc(50% - var(--circle-size) / 2 - 500px);transform-origin:calc(50% + 400px);animation:heroMoveInCircle 40s linear infinite}.hero__g4{background:radial-gradient(circle at center,rgba(var(--color4),.8) 0,rgba(var(--color4),0) 50%) no-repeat;transform-origin:calc(50% - 200px);animation:heroMoveHorizontal 40s ease infinite;opacity:.7}.hero__g5{background:radial-gradient(circle at center,rgba(var(--color5),.8) 0,rgba(var(--color5),0) 50%) no-repeat;width:calc(var(--circle-size) * 2);height:calc(var(--circle-size) * 2);top:calc(50% - var(--circle-size));left:calc(50% - var(--circle-size));transform-origin:calc(50% - 800px) calc(50% + 200px);animation:heroMoveInCircle 20s ease infinite}@keyframes heroMoveInCircle{0%{transform:rotate(0deg)}50%{transform:rotate(180deg)}100%{transform:rotate(360deg)}}@keyframes heroMoveVertical{0%{transform:translateY(-50%)}50%{transform:translateY(50%)}100%{transform:translateY(-50%)}}@keyframes heroMoveHorizontal{0%{transform:translateX(-50%) translateY(-10%)}50%{transform:translateX(50%) translateY(10%)}100%{transform:translateX(-50%) translateY(-10%)}}

/* Mobile Menu Styles */
.nav__mobile-menu{display:none}
@media (max-width:768px){
.nav__mobile-menu{display:none;position:absolute;top:100%;left:0;right:0;background:var(--color-bg);padding:1.5rem;box-shadow:0 10px 40px rgba(0,0,0,0.1);border-top:1px solid var(--color-border);flex-direction:column;gap:1rem;animation:slideDown .3s ease;z-index:1000}
.nav__mobile-menu.active{display:flex}
.nav__mobile-menu .nav__links{display:flex!important;flex-direction:column;gap:.5rem;padding:0;margin:0;list-style:none}
.nav__mobile-menu .nav__link{display:block;padding:.75rem 0;font-size:1.1rem;border-bottom:1px solid var(--color-border)}
.nav__mobile-menu .nav__cta{display:flex!important;flex-direction:column;gap:.75rem;padding-top:.5rem}
.nav__mobile-menu .btn{width:100%;text-align:center;justify-content:center}
.nav__mobile-menu .theme-toggle{align-self:flex-start}
.nav__toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.nav__toggle.active span:nth-child(2){opacity:0}
.nav__toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
body.nav-open{overflow:hidden}
}