*,:after,:before{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5;color:#1f2937;background:#fff;min-height:100vh;display:flex;flex-direction:column}h1,h2,h3{line-height:1.2;font-weight:600}h1{font-size:2rem}h2{font-size:1.75rem}h3{font-size:1.25rem}@media (min-width:768px){h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.skip-link{position:absolute;top:-40px;left:0;background:#3b82f6;color:#fff;padding:8px 16px;border-radius:4px;text-decoration:none;z-index:100}.skip-link:focus{top:16px}.header{padding:1rem 0;border-bottom:1px solid #e5e7eb;position:sticky;top:0;background:hsla(0,0%,100%,.95);backdrop-filter:blur(8px);z-index:50}.header .container{justify-content:space-between}.header .container,.logo{display:flex;align-items:center}.logo{gap:.5rem;text-decoration:none;font-weight:600;font-size:1.25rem;color:#1f2937}.nav{display:flex;align-items:center;gap:1rem}.nav-link{text-decoration:none;color:#4b5563;padding:.5rem .75rem;border-radius:6px;transition:all .2s}.nav-link:hover{color:#1f2937;background:#f3f4f6}.button{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:8px;font-weight:500;text-decoration:none;transition:all .2s;border:none;cursor:pointer;gap:.5rem}.button-primary{background:#3b82f6;color:#fff}.button-primary:hover{background:#2563eb;transform:translateY(-1px)}.button-outline{background:transparent;color:#3b82f6;border:1px solid #d1d5db}.button-outline:hover{border-color:#3b82f6;background:#eff6ff}.button-text{background:transparent;color:#4b5563}.button-text:hover{color:#1f2937}.button-large{padding:1rem 2rem;font-size:1.125rem}.hero{padding:4rem 0;text-align:center}.hero-title{margin-bottom:1.5rem}.highlight{color:#10b981;position:relative}.highlight:after{content:"";position:absolute;bottom:0;left:0;width:100%;height:4px;background:#10b981;opacity:.2;border-radius:2px}.hero-subtitle{font-size:1.125rem;color:#6b7280;max-width:600px;margin:0 auto 2rem}.hero-actions{display:flex;flex-direction:column;gap:1rem;align-items:center}@media (min-width:768px){.hero-actions{flex-direction:row;justify-content:center}.hero{padding:6rem 0}}.section{padding:4rem 0}.section-title{text-align:center;margin-bottom:3rem}.steps-grid{display:grid;gap:2rem}@media (min-width:768px){.steps-grid{grid-template-columns:repeat(3,1fr)}}.step{text-align:center;padding:2rem 1rem;border-radius:12px;background:#f9fafb}.step-number{width:48px;height:48px;background:#3b82f6;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.25rem;font-weight:600;margin:0 auto 1.5rem}.step-title{margin-bottom:.75rem}.step-description{color:#6b7280}.demo{background:linear-gradient(135deg,#f0f9ff,#e0f2fe)}.demo-card{background:#fff;border-radius:16px;padding:3rem 2rem;text-align:center;box-shadow:0 10px 25px rgba(0,0,0,.05);max-width:600px;margin:0 auto}.demo-title{margin-bottom:1rem}.demo-description{color:#6b7280;margin-bottom:2rem}.demo-features{display:flex;flex-direction:column;gap:.75rem;margin-bottom:2rem}.feature{color:#059669;font-weight:500}.demo-note{margin-top:1.5rem;font-size:.875rem;color:#9ca3af}.footer{margin-top:auto;padding:2rem 0;border-top:1px solid #e5e7eb}.footer-content{display:flex;flex-direction:column;gap:1.5rem;align-items:center;text-align:center}@media (min-width:768px){.footer-content{flex-direction:row;justify-content:space-between;text-align:left}}.footer-links{display:flex;gap:1.5rem}.footer-link{color:#6b7280;text-decoration:none}.footer-link:hover{color:#3b82f6}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:#374151}.form-group input{width:100%;padding:.75rem;border:1px solid #d1d5db;border-radius:8px;font-size:1rem}.form-group input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,.1)}.form-group small{display:block;margin-top:.25rem;color:#6b7280;font-size:.875rem}.link-display{display:block;background:#f3f4f6;padding:.75rem;border-radius:8px;font-family:monospace;font-size:.875rem;margin:1rem 0;word-break:break-all}.success-message{text-align:center;margin-bottom:2rem}.success-message h1{color:#059669}