.voip-hero{background:linear-gradient(135deg,var(--gradient-start),var(--gradient-end));position:relative;overflow:hidden;padding:6rem 0}[data-theme=light] .voip-hero{background:linear-gradient(135deg,var(--accent-blue),var(--accent-light))}.voip-hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");opacity:.3}.hero-content{display:grid;grid-template-columns:1fr 1fr;grid-gap:4rem;gap:4rem;align-items:center}.hero-text{color:#fff}.hero-image{position:relative;border-radius:1rem;overflow:hidden}.hero-img{width:100%;height:auto;object-fit:cover;border-radius:1rem}.content-intro{max-width:900px;margin:0 auto 4rem;text-align:center}.intro-text{font-size:1.125rem;line-height:1.8;color:var(--text-tertiary);margin-bottom:1.5rem}.technologies-section{margin-top:4rem}.technologies-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:2rem;gap:2rem;margin-top:3rem}.tech-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:1rem;padding:0;text-align:center;transition:all .3s ease;overflow:hidden}.tech-card:hover{transform:translateY(-5px);border-color:var(--accent-blue);box-shadow:0 10px 30px rgba(59,130,246,.2)}.tech-image-wrapper{width:100%;height:200px;position:relative;overflow:hidden;background:var(--bg-secondary)}.tech-image{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.tech-card:hover .tech-image{transform:scale(1.1)}.tech-icon{width:64px;height:64px;margin:-32px auto 1.5rem;color:var(--accent-blue);display:flex;align-items:center;justify-content:center;background:var(--bg-card);border-radius:1rem;transition:all .3s ease;position:relative;z-index:1;box-shadow:0 4px 15px rgba(0,0,0,.1)}.tech-card:hover .tech-icon{background:rgba(59,130,246,.2);transform:scale(1.1)}.tech-icon svg{width:100%;height:100%}.tech-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--text-primary);padding:0 2rem}.tech-card p{color:var(--text-tertiary);line-height:1.6;padding:0 2rem 2.5rem}.system-architecture-section{margin-top:4rem;padding:4rem 0;background:var(--bg-secondary);border-radius:2rem}.architecture-content{max-width:1000px;margin:3rem auto 0}.architecture-image-wrapper{width:100%;margin-bottom:3rem;border-radius:1rem;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.1)}.architecture-image{width:100%;height:auto;object-fit:cover}.architecture-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:2rem;gap:2rem;margin-top:3rem}.feature-item{display:flex;gap:1.5rem;padding:2rem;background:var(--bg-card);border:1px solid var(--border-color);border-radius:1rem;transition:all .3s ease}.feature-item:hover{transform:translateY(-5px);border-color:var(--accent-blue);box-shadow:0 10px 30px rgba(59,130,246,.2)}.feature-icon{width:48px;height:48px;flex-shrink:0;color:var(--accent-blue);display:flex;align-items:center;justify-content:center;background:rgba(59,130,246,.1);border-radius:.75rem}.feature-icon svg{width:100%;height:100%}.feature-content h4{font-size:1.25rem;margin-bottom:.75rem;color:var(--text-primary);font-weight:700}.feature-content p{color:var(--text-tertiary);line-height:1.7;margin:0}.phone-brands-section{margin-top:4rem}.phone-brands-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));grid-gap:2rem;gap:2rem;margin-top:3rem}.phone-brand-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:1rem;padding:0;text-align:center;transition:all .3s ease;overflow:hidden}.phone-brand-card:hover{transform:translateY(-5px);border-color:var(--accent-blue);box-shadow:0 10px 30px rgba(59,130,246,.2)}.phone-brand-image-wrapper{width:100%;height:300px;position:relative;overflow:hidden;background:var(--bg-secondary)}.phone-brand-image{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.phone-brand-card:hover .phone-brand-image{transform:scale(1.1)}.brand-icon{width:80px;height:80px;margin:-40px auto 1.5rem;color:var(--accent-blue);display:flex;align-items:center;justify-content:center;background:var(--bg-card);border-radius:1rem;transition:all .3s ease;position:relative;z-index:1;box-shadow:0 4px 15px rgba(0,0,0,.1)}.phone-brand-card:hover .brand-icon{background:rgba(59,130,246,.2);transform:scale(1.1)}.brand-icon svg{width:100%;height:100%}.phone-brand-card h3{font-size:1.75rem;margin-bottom:1rem;color:var(--text-primary);font-weight:700;padding:0 2rem}.phone-brand-card p{color:var(--text-tertiary);line-height:1.7;padding:0 2rem 2.5rem}.brand-note{margin-top:2rem;padding:1.5rem;background:rgba(59,130,246,.1);border-left:4px solid var(--accent-blue);border-radius:.5rem;color:var(--text-secondary);font-size:1rem;line-height:1.7;text-align:center}.features-section{background:var(--bg-secondary);border-radius:2rem}.creators-section,.features-section{margin-top:4rem;padding:4rem 0}.creators-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));grid-gap:2.5rem;gap:2.5rem;margin-top:3rem}.creator-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:1.5rem;padding:3rem 2.5rem;text-align:center;transition:all .4s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.creator-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent-blue),var(--accent-light));transform:scaleX(0);transition:transform .4s ease}.creator-card:hover:before{transform:scaleX(1)}.creator-card:hover{transform:translateY(-8px);border-color:var(--accent-blue);box-shadow:0 15px 40px rgba(59,130,246,.25)}.creator-image-wrapper{width:200px;height:200px;margin:0 auto 2rem;position:relative;border-radius:50%;overflow:hidden;background:linear-gradient(135deg,rgba(59,130,246,.1),rgba(147,197,253,.1));transition:all .4s ease;box-shadow:0 8px 25px rgba(0,0,0,.1)}.creator-card:hover .creator-image-wrapper{transform:scale(1.05);box-shadow:0 12px 35px rgba(59,130,246,.3)}.creator-image{object-fit:cover;transition:all .4s ease}.creator-image,.creator-placeholder{width:100%;height:100%;border-radius:50%}.creator-placeholder{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--accent-blue),var(--accent-light))}.creator-initials{font-size:3.5rem;font-weight:700;color:#fff;text-transform:uppercase;letter-spacing:.1em}.creator-name{font-size:1.75rem;margin-bottom:.5rem;color:var(--text-primary);font-weight:700}.creator-role{font-size:1rem;color:var(--accent-blue);font-weight:600;margin-bottom:1.5rem;text-transform:uppercase;letter-spacing:.05em}.creator-description{color:var(--text-tertiary);line-height:1.8;font-size:1rem;margin:0}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:2rem;gap:2rem;margin-top:3rem}.feature-box{background:var(--bg-card);border:1px solid var(--border-color);border-radius:1rem;padding:2rem;text-align:center;transition:all .3s ease}.feature-box:hover{transform:translateY(-5px);border-color:var(--accent-blue);box-shadow:0 10px 30px rgba(59,130,246,.2)}.feature-box-icon{width:64px;height:64px;margin:0 auto 1.5rem;color:var(--accent-blue);display:flex;align-items:center;justify-content:center;background:rgba(59,130,246,.1);border-radius:1rem;transition:all .3s ease}.feature-box:hover .feature-box-icon{background:rgba(59,130,246,.2);transform:scale(1.1)}.feature-box-icon svg{width:100%;height:100%}.feature-box h4{font-size:1.25rem;margin-bottom:.75rem;color:var(--text-primary);font-weight:700}.feature-box p{color:var(--text-tertiary);line-height:1.7;margin:0}.cta-section{background:linear-gradient(135deg,var(--gradient-start),var(--gradient-end));color:#fff;text-align:center;margin-top:4rem;padding:4rem 2rem;border-radius:2rem}[data-theme=light] .cta-section{background:linear-gradient(135deg,var(--accent-blue),var(--accent-light))}.cta-content{max-width:700px;margin:0 auto}.cta-section .heading{color:#fff;margin-bottom:1rem}.cta-section .subheading{color:hsla(0,0%,100%,.9);margin-bottom:2rem}@media (max-width:768px){.hero-content{grid-template-columns:1fr;gap:2rem}.hero-image{order:-1}.architecture-features,.creators-grid,.features-grid,.phone-brands-grid,.technologies-grid{grid-template-columns:1fr}.feature-item{flex-direction:column;text-align:center}.creators-section,.features-section,.system-architecture-section{padding:3rem 0}.creator-card{padding:2.5rem 2rem}.creator-image-wrapper{width:150px;height:150px;margin-bottom:1.5rem}.creator-initials{font-size:2.5rem}.phone-brand-image-wrapper,.tech-image-wrapper{height:180px}}