*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);color:#e0e0e0;line-height:1.6;min-height:100vh}.App{text-align:center;max-width:900px;margin:0 auto;padding:40px 20px}.App-header{background-color:#ffffff0d;padding:40px;color:#fff;border-radius:16px;margin-bottom:40px;border:1px solid rgba(255,255,255,.1);box-shadow:0 10px 30px #0000004d;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.App-header h1{margin:0;font-size:3rem;font-weight:800;letter-spacing:-1px;background:linear-gradient(90deg,#2196F3,#21CBF3);-webkit-background-clip:text;-webkit-text-fill-color:transparent;text-transform:uppercase}.App-header p{margin-top:15px;font-size:1.2rem;color:#a0a0a0;font-weight:300}.app-section{background-color:#ffffff08;border-radius:12px;padding:30px;margin-bottom:30px;text-align:left;transition:transform .3s ease,box-shadow .3s ease;border:1px solid rgba(255,255,255,.05)}.app-section:hover{transform:translateY(-5px);box-shadow:0 15px 35px #0006;border-color:#2196f34d}.app-section h2{color:#fff;margin-top:0;font-size:1.5rem;font-weight:600;display:flex;align-items:center;gap:10px}.app-section h2:before{content:"";display:block;width:4px;height:24px;background:linear-gradient(180deg,#2196F3,#21CBF3);border-radius:2px}.installation-steps{text-align:left;margin:20px 0;padding-left:25px;color:#b0b0b0}.installation-steps li{margin-bottom:10px}.download-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(90deg,#2196F3,#21CBF3);color:#fff;padding:15px 35px;text-decoration:none;border-radius:50px;font-weight:700;font-size:1.1rem;text-transform:uppercase;letter-spacing:1px;transition:all .3s cubic-bezier(.25,.8,.25,1);margin-top:20px;box-shadow:0 4px 15px #2196f34d;border:none;cursor:pointer}.download-btn:hover{transform:scale(1.05);box-shadow:0 6px 25px #2196f380;background:linear-gradient(90deg,#1e88e5,#4fc3f7)}.download-btn:active{transform:scale(.98);box-shadow:0 2px 10px #2196f366}@media (max-width: 600px){.App{padding:20px 15px}.App-header{padding:30px 20px}.App-header h1{font-size:2.2rem}.download-btn{width:100%;padding:12px 20px}}