:root{--primary-color: #007aff;--secondary-color: #5856d6;--bg-color: #ffffff;--text-main: #1d1d1f;--text-secondary: #86868b;--bg-secondary: #f5f5f7}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--text-main);background-color:var(--bg-color);-webkit-font-smoothing:antialiased}.container{max-width:1080px;margin:0 auto;padding:0 24px}.navbar{position:fixed;top:0;left:0;right:0;height:64px;background:#fffc;-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);z-index:100;border-bottom:1px solid rgba(0,0,0,.05)}.nav-content{display:flex;justify-content:space-between;align-items:center;height:100%}.logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:1.2rem;color:var(--text-main)}.nav-links{display:flex;gap:24px;align-items:center}.nav-links a{text-decoration:none;font-size:.9rem;color:var(--text-secondary);transition:color .2s}.nav-links a:hover{color:var(--primary-color)}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:99px;text-decoration:none;font-weight:500;transition:all .2s cubic-bezier(.25,.8,.25,1);cursor:pointer;border:none;outline:none}.btn:hover{transform:scale(1.02)}.btn-sm{padding:6px 16px;font-size:.85rem}.btn-lg{padding:12px 32px;font-size:1.1rem}.btn-block{width:100%;padding:10px}.btn-primary{background-color:var(--text-main);color:#fff}.btn-primary:hover{background-color:#333;box-shadow:0 4px 12px #00000026}.btn-secondary{background-color:#e8e8ed;color:var(--text-main)}.btn-secondary:hover{background-color:#d2d2d7}.btn-outline{background:transparent;border:1px solid #d2d2d7;color:var(--text-primary)}.btn-outline:hover{border-color:var(--text-main)}.btn-icon{margin-right:8px;font-size:1.2em}.hero{padding-top:140px;padding-bottom:80px;text-align:center;background:radial-gradient(circle at 50% 0%,#fbfbfd,#fff)}.hero-title{font-size:3.5rem;font-weight:700;line-height:1.1;letter-spacing:-.02em;margin-bottom:24px}.gradient-text{background:linear-gradient(135deg,#007aff,#5856d6);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:1.3rem;line-height:1.5;color:var(--text-secondary);margin-bottom:40px;max-width:600px;margin-left:auto;margin-right:auto}.hero-actions{display:flex;gap:16px;justify-content:center;margin-bottom:80px}.hero-image-wrapper{perspective:1000px}.hero-image-placeholder{max-width:800px;height:500px;margin:0 auto;background:#fff;border-radius:16px;box-shadow:0 40px 100px -20px #0000001f,0 20px 60px -10px #0000000d;border:1px solid rgba(0,0,0,.05);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;transform:rotateX(5deg)}.app-window{width:100%;height:100%;background:#fff;display:flex;flex-direction:column}.window-header{height:48px;background:#f5f5f7;border-bottom:1px solid #e5e5e5;display:flex;align-items:center;padding-left:16px}.window-dots span{display:inline-block;width:12px;height:12px;border-radius:50%;background:#ccc;margin-right:8px}.window-dots span:nth-child(1){background:#ff5f56}.window-dots span:nth-child(2){background:#ffbd2e}.window-dots span:nth-child(3){background:#27c93f}.window-body{flex:1;display:flex}.mock-sidebar{width:200px;background:#fbfbfd;border-right:1px solid #eee}.mock-content{flex:1;padding:20px;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;align-content:start}.mock-card{height:120px;background:#fff;border:1px solid #eee;border-radius:12px;box-shadow:0 4px 12px #00000008}.features{padding:100px 0;background-color:var(--bg-secondary)}.section-title{text-align:center;font-size:2rem;font-weight:600;margin-bottom:60px}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:32px}.feature-card{background:#fff;padding:32px;border-radius:20px;text-align:center;transition:transform .3s}.feature-card:hover{transform:translateY(-5px);box-shadow:0 10px 30px #0000000d}.feature-icon{font-size:3rem;margin-bottom:20px}.feature-card h3{margin:0 0 12px;font-size:1.2rem}.feature-card p{color:var(--text-secondary);line-height:1.6;margin:0}.pricing{padding:100px 0}.pricing-grid{display:flex;justify-content:center;gap:40px;flex-wrap:wrap}.pricing-card{width:320px;padding:40px;border-radius:24px;border:1px solid #e5e5e5;background:#fff;position:relative;display:flex;flex-direction:column}.pricing-card.popular{border:2px solid var(--primary-color);box-shadow:0 20px 40px #007aff1a}.tag{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--primary-color);color:#fff;padding:4px 12px;border-radius:12px;font-size:.8rem;font-weight:600}.pricing-header{text-align:center;margin-bottom:32px}.price{font-size:3rem;font-weight:700;margin:16px 0 8px}.pricing-features{list-style:none;padding:0;margin:0 0 40px;flex:1}.pricing-features li{margin-bottom:12px;color:var(--text-secondary)}.footer{padding:40px 0;text-align:center;border-top:1px solid #eee;color:var(--text-secondary);font-size:.9rem}@media(max-width:768px){.hero-title{font-size:2.5rem}.pricing-grid{grid-template-columns:1fr}.nav-links{display:none}}