body{margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background-color:#f5f5f5;color:#333;line-height:1.6}:root{--primary-color: #4285f4;--secondary-color: #34a853;--accent-color: #ea4335;--text-color: #333;--background-color: #f5f5f5;--card-background: #fff;--border-color: #ddd}[data-theme=dark]{--primary-color: #8ab4f8;--secondary-color: #81c995;--accent-color: #f28b82;--text-color: #e8eaed;--background-color: #202124;--card-background: #303134;--border-color: #5f6368}.app{min-height:100vh;display:flex;flex-direction:column;background-color:var(--background-color);color:var(--text-color);transition:background-color .3s,color .3s}.header{background-color:var(--card-background);padding:1rem;box-shadow:0 2px 4px #0000001a;display:flex;justify-content:space-between;align-items:center}.header h1{margin:0;color:var(--primary-color)}.header nav a{color:var(--text-color);text-decoration:none;margin-left:1rem;padding:.5rem;border-radius:4px;transition:background-color .3s}.header nav a:hover{background-color:#4285f41a}.hero{text-align:center;padding:4rem 2rem;background-color:var(--card-background);margin:1rem;border-radius:8px;box-shadow:0 2px 4px #0000001a}.hero h1{font-size:2.5rem;margin-bottom:1rem;color:var(--primary-color)}.hero p{font-size:1.25rem;margin-bottom:2rem;color:var(--text-color)}.cta-button{background-color:var(--primary-color);color:#fff;border:none;padding:.75rem 1.5rem;font-size:1.25rem;cursor:pointer;border-radius:4px;transition:background-color .3s}.cta-button:hover{background-color:#3367d6}.features{padding:2rem;text-align:center}.features h2{font-size:2rem;margin-bottom:2rem;color:var(--primary-color)}.feature-list{display:flex;flex-wrap:wrap;justify-content:center;gap:2rem}.feature{flex:1 1 300px;padding:1.5rem;background-color:var(--card-background);border-radius:8px;box-shadow:0 2px 4px #0000001a;transition:transform .3s}.feature:hover{transform:translateY(-5px)}.feature h3{font-size:1.5rem;margin-bottom:1rem;color:var(--primary-color)}.feature p{font-size:1.125rem;color:var(--text-color)}.testimonials{padding:2rem;text-align:center;background-color:var(--card-background);margin:1rem;border-radius:8px;box-shadow:0 2px 4px #0000001a}.testimonials h2{font-size:2rem;margin-bottom:2rem;color:var(--primary-color)}.testimonials-list{display:flex;flex-wrap:wrap;justify-content:center;gap:2rem}.testimonial{flex:1 1 300px;padding:1.5rem;background-color:var(--background-color);border-radius:8px;box-shadow:0 2px 4px #0000001a}.testimonial p{margin-bottom:1rem;color:var(--text-color)}.testimonial .author{font-style:italic;color:var(--secondary-color)}.pricing{padding:2rem;text-align:center}.pricing h2{font-size:2rem;margin-bottom:2rem;color:var(--primary-color)}.plans{display:flex;flex-wrap:wrap;justify-content:center;gap:2rem}.plan{flex:1 1 300px;padding:2rem;background-color:var(--card-background);border-radius:8px;box-shadow:0 2px 4px #0000001a;transition:transform .3s}.plan:hover{transform:translateY(-5px)}.plan h3{font-size:1.75rem;margin-bottom:1rem;color:var(--primary-color)}.plan .price{font-size:2rem;font-weight:700;margin-bottom:1.5rem;color:var(--secondary-color)}.plan ul{list-style:none;padding:0;margin-bottom:1.5rem;text-align:left}.plan li{margin-bottom:.5rem;color:var(--text-color)}.footer{background-color:var(--card-background);padding:1rem;text-align:center;margin-top:auto;box-shadow:0 -2px 4px #0000001a}.footer p{margin:0;color:var(--text-color)}.footer nav a{color:var(--primary-color);text-decoration:none;margin:0 .5rem}.modal{display:flex;justify-content:center;align-items:center;position:fixed;top:0;left:0;width:100%;height:100%;background-color:#00000080;z-index:1000}.modal-content{background-color:var(--card-background);padding:2rem;border-radius:8px;width:400px;position:relative;box-shadow:0 4px 8px #0003}.close{position:absolute;top:1rem;right:1rem;font-size:1.5rem;cursor:pointer;color:var(--text-color)}.modal-content h2{margin-bottom:1.5rem;color:var(--primary-color)}.modal-content form{display:flex;flex-direction:column;gap:1rem}.modal-content label{display:flex;flex-direction:column;gap:.5rem;color:var(--text-color)}.modal-content input{padding:.5rem;border:1px solid var(--border-color);border-radius:4px;background-color:var(--background-color);color:var(--text-color)}.modal-content button{background-color:var(--primary-color);color:#fff;border:none;padding:.75rem;font-size:1rem;cursor:pointer;border-radius:4px;transition:background-color .3s}.modal-content button:hover{background-color:#3367d6}@media (max-width: 768px){.hero h1{font-size:2rem}.hero p{font-size:1rem}.feature-list,.testimonials-list,.plans{flex-direction:column;align-items:center}.feature,.testimonial,.plan{width:90%}}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app{min-height:100vh;display:flex;flex-direction:column}.cta-button:hover,.pricing-button:hover,.submit-button:hover{background-color:#0056b3}