:root{--brand-primary: #7d5cfa;--brand-primary-light: #c8b7ff;--brand-primary-soft: #f2ecff;--text-dark: #1a152b;--text-light: #fdfbff;--bg-light: #f9f7ff;--bg-dark: #15101e;--card-light: #ffffff;--card-dark: #1e1929;--transition: .35s ease;--nav-height: 70px;--shadow-light: 0 4px 14px rgba(125, 92, 250, .15);--shadow-dark: 0 4px 14px rgba(0, 0, 0, .45)}html{scroll-behavior:smooth}body{margin:0;font-family:system-ui,-apple-system,sans-serif;background:var(--bg-light);color:var(--text-dark);transition:background var(--transition),color var(--transition)}.dark body{background:var(--bg-dark);color:var(--text-light)}nav.nav{position:fixed;top:0;left:0;right:0;height:var(--nav-height);padding:0 2rem;display:flex;align-items:center;justify-content:space-between;background:#f9f7ffd9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid #e4daff;z-index:1000;transition:background var(--transition),border var(--transition)}.dark nav.nav{background:#15101ed9;border-bottom:1px solid #2c2340}.logo{width:130px;display:none}.light .light-logo,.dark .dark-logo{display:block}.nav-links{list-style:none;display:flex;gap:2rem;margin:0;padding:0}.nav-links a{text-decoration:none;font-weight:500;color:var(--text-dark);transition:color var(--transition)}.dark .nav-links a{color:var(--text-light)}.nav-links a:hover{color:var(--brand-primary)}.nav-right{display:flex;align-items:center;gap:1rem}#themeToggle,.hamburger{cursor:pointer;font-size:1.5rem;background:none;border:none;color:inherit}.hamburger{display:none;cursor:pointer;font-size:1.5rem;background:none;border:none;color:inherit;padding:.5rem}.mobile-menu{position:fixed;top:0;right:-100%;width:70%;max-width:300px;height:100vh;padding:2rem;background:var(--bg-light);display:flex;flex-direction:column;gap:1.5rem;transition:right .3s ease-in-out;z-index:1001;box-shadow:-5px 0 15px #0000001a}.dark .mobile-menu{background:var(--bg-dark);box-shadow:-5px 0 15px #00000080}.mobile-menu.open{right:0}.close-menu{align-self:flex-end;background:none;border:none;font-size:2rem;cursor:pointer;color:inherit;padding:0;margin-bottom:1rem}.mobile-menu a{color:inherit;text-decoration:none;font-size:1.2rem;padding:.75rem 0;border-bottom:1px solid rgba(125,92,250,.1);transition:color var(--transition)}.mobile-menu a:hover{color:var(--brand-primary)}.mobile-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;z-index:1000;display:none;opacity:0;transition:opacity .3s ease-in-out}.mobile-overlay.active{display:block;opacity:1}@media (max-width: 900px){.nav-links{display:none}.hamburger{display:block}}.container{max-width:1200px;margin:0 auto;padding:0 20px}.hero{margin-top:var(--nav-height);padding:4rem 2rem 2rem;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;max-width:800px;margin-left:auto;margin-right:auto}.hero-content{width:100%}.hero h1{font-size:3rem;line-height:1.2;color:var(--brand-primary);margin-bottom:1rem}.hero h2{font-size:1.75rem;font-weight:600;margin-bottom:1.5rem}.hero p{margin-top:1rem;font-size:1.25rem;opacity:.85;line-height:1.6}.cta-btn{margin-top:1.6rem;display:inline-block;padding:1rem 2rem;background:var(--brand-primary);color:#fff;border-radius:10px;font-size:1rem;font-weight:600;text-decoration:none;box-shadow:var(--shadow-light);transition:background var(--transition),transform var(--transition)}.cta-btn:hover{background:var(--brand-primary-light);transform:translateY(-3px)}.hero-right-content{margin-top:3rem;padding:2rem;background:var(--card-light);border-radius:1rem;box-shadow:var(--shadow-light);text-align:left}.dark .hero-right-content{background:var(--card-dark);box-shadow:var(--shadow-dark)}.hero-right-content h3{font-size:1.5rem;color:var(--brand-primary);margin-bottom:1rem}.hero-right-content h4{font-size:1.1rem;font-weight:600;margin-bottom:1rem}.hero-right-content p{font-size:1rem;line-height:1.6;margin-bottom:.75rem}.hero-img{width:100%;border-radius:1.2rem;box-shadow:var(--shadow-light)}.problem-section{background:var(--bg-light);padding:2rem 0;text-align:center}.dark .problem-section{background-color:#2c2340}.problem-section h2{font-size:2em;color:var(--brand-primary);margin-bottom:2rem}.problem-list{list-style:none;padding:0;margin:2rem auto;max-width:600px;text-align:left}.problem-list li{font-size:1.1rem;margin-bottom:1rem;padding-left:1.5rem;position:relative}.problem-list li:before{content:"•";position:absolute;left:0;color:var(--brand-primary);font-size:1.5rem}.closing-line{font-weight:700;margin:2rem 0 0;font-size:1.1rem}.feature-section{background-color:#f8f4ff;padding:2rem 0;text-align:center}.dark .feature-section{background-color:var(--bg-dark)}.container h2{font-size:2em;color:var(--brand-primary);margin-bottom:1em;text-align:center}.features-grid{padding:1rem 2rem;display:grid;gap:2rem;grid-template-columns:repeat(3,1fr)}@media (max-width: 1024px){.features-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.features-grid{grid-template-columns:1fr;gap:1.5rem}}.feature-card{background:var(--card-light);padding:0;border-radius:1rem;box-shadow:var(--shadow-light);transition:transform var(--transition),box-shadow var(--transition);overflow:hidden;display:flex;flex-direction:column}.dark .feature-card{background:var(--card-dark);box-shadow:var(--shadow-dark)}.feature-card:hover{transform:translateY(-6px);box-shadow:0 8px 24px #7d5cfa40}.dark .feature-card:hover{box-shadow:0 8px 24px #0009}.feature-video-wrapper{position:relative;width:100%;aspect-ratio:16 / 9;background:#000;overflow:hidden;cursor:pointer}.feature-video{width:100%;height:100%;object-fit:cover;display:block;transition:opacity .3s ease}.feature-video-wrapper:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(to bottom,transparent 0%,rgba(0,0,0,.1) 100%);pointer-events:none}.feature-card h3{color:var(--brand-primary);margin:1.5rem 1.5rem .75rem;font-size:1.25rem;line-height:1.3}.feature-card p{margin:0 1.5rem 1.5rem;font-size:.95rem;line-height:1.6;opacity:.85;flex-grow:1}@media (max-width: 768px){.feature-video-wrapper:before{content:"▶";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:2.5rem;color:#fffc;opacity:0;transition:opacity .3s ease;pointer-events:none;z-index:2}.feature-video-wrapper.paused:before{opacity:1}.feature-video-wrapper.playing:before{opacity:0}}.how-section{background:var(--bg-light);padding:2rem 0;text-align:center}.dark .how-section{background-color:var(--bg-dark)}.how-section h2{font-size:2em;color:var(--brand-primary);margin-bottom:2rem}.how-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin:2rem 0}.how-card{background:var(--card-light);padding:2rem;border-radius:1rem;box-shadow:var(--shadow-light);transition:transform var(--transition)}.dark .how-card{background:var(--card-dark);box-shadow:var(--shadow-dark)}.how-card:hover{transform:translateY(-5px)}.how-card h3{color:var(--brand-primary);font-size:1.3rem;margin-bottom:.75rem}.how-card p{font-size:1rem;line-height:1.5;opacity:.85}.differentiation-section{background-color:#f8f4ff;padding:2rem 0;text-align:center}.dark .differentiation-section{background-color:#2c2340}.differentiation-section h2{font-size:2em;color:var(--brand-primary);margin-bottom:2rem}.diff-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin:2rem 0}.diff-card{background:var(--card-light);padding:2rem;border-radius:1rem;box-shadow:var(--shadow-light);text-align:left}.dark .diff-card{background:var(--card-dark);box-shadow:var(--shadow-dark)}.diff-card h3{color:var(--brand-primary);font-size:1.3rem;margin-bottom:1rem}.diff-card p{font-size:1rem;line-height:1.6;opacity:.85}.video-section{background:var(--bg-light);padding:2rem 0;text-align:center}.dark .video-section{background-color:#2c2340}.video-section h2{font-size:2em;color:var(--brand-primary);margin-bottom:1rem}.video-description{max-width:700px;margin:0 auto 2rem;font-size:1.1rem;line-height:1.6;opacity:.85}.video-container{max-width:900px;margin:0 auto;aspect-ratio:16 / 9;background-color:#000;border-radius:12px;overflow:hidden;box-shadow:0 20px 40px #0000004d}.video-container iframe{width:100%;height:100%;border:none}.contact{max-width:700px;margin:auto;padding:2rem;text-align:center}.contact-header{margin-bottom:2rem}.contact h3{font-size:1.5rem;margin-bottom:.5rem}.contact h4{font-size:1.2rem;font-weight:500;margin-bottom:2rem}.contact h2{color:var(--brand-primary);margin-bottom:2rem}.contact form{display:flex;flex-direction:column;gap:1.2rem}.contact input,.contact textarea{padding:1rem;font-size:1rem;background:var(--card-light);border:1px solid #d5c8ff;border-radius:8px;transition:background var(--transition),border var(--transition);font-family:system-ui,-apple-system,sans-serif}.dark .contact input,.dark .contact textarea{background:var(--card-dark);border:1px solid #3a2f52;color:var(--text-light);font-family:system-ui,-apple-system,sans-serif}.contact button{padding:1rem;background:var(--brand-primary);color:#fff;border:none;border-radius:8px;font-size:1rem;cursor:pointer;transition:background var(--transition),transform var(--transition)}.contact button:hover{background:var(--brand-primary-light);transform:translateY(-3px)}footer{padding:2rem;text-align:center;opacity:.7;border-top:1px solid #e4daff;display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto}.dark footer{border-top:1px solid #2c2340}footer p{margin:0;font-size:.9rem}@media (max-width: 640px){footer{flex-direction:column;gap:.5rem}}.observer-animate,.card-animate{opacity:0;transform:translateY(40px);transition:opacity .8s ease-out,transform .8s ease-out}.observer-visible{opacity:1;transform:translateY(0)}.img-skeleton{width:100%;height:260px;background:linear-gradient(90deg,#eae2ff,#f4eeff,#eae2ff);background-size:200% 100%;animation:skeleton 1.2s infinite linear;border-radius:1rem}@keyframes skeleton{0%{background-position:200% 0}to{background-position:-200% 0}}.page{padding:6rem 2rem 4rem;max-width:900px;margin:auto}