:root{--bz-primary: #00F0FF;--bz-primary-container: rgba(0, 240, 255, .1);--bz-secondary: #79ff5b;--bz-bg: #0C0C0C;--bz-surface: #131313;--bz-surface-container: #201f1f;--bz-border: #2D2D2D;--bz-text: #e5e2e1;--bz-text-muted: #b9cacb;--bz-error: #ffb4ab}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,sans-serif;background:var(--bz-bg);color:var(--bz-text);overflow-x:hidden}h1,h2,h3,h4,.font-space{font-family:Space Grotesk,sans-serif}.app-shell{display:flex;flex-direction:column;min-height:100vh;max-width:500px;margin:0 auto;background:var(--bz-bg);position:relative;box-shadow:0 0 100px #00000080}.header{height:64px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--bz-border);background:#0c0c0cf2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);position:sticky;top:0;z-index:100}.main-content{flex:1;padding-bottom:80px}.bottom-nav{height:80px;position:fixed;bottom:0;left:0;right:0;max-width:500px;margin:0 auto;background:#0c0c0cf2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--bz-border);display:flex;justify-content:space-around;align-items:center;z-index:100}.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;color:#4a4a4a;text-decoration:none;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1px;transition:all .3s}.nav-item.active{color:var(--bz-primary)}.nav-item.active svg{filter:drop-shadow(0 0 8px rgba(0,240,255,.6))}.card{background:var(--bz-surface);border:1px solid var(--bz-border);border-radius:4px;padding:16px;margin-bottom:16px}.btn{padding:12px 24px;border-radius:4px;border:none;font-family:Space Grotesk,sans-serif;font-weight:700;text-transform:uppercase;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--bz-primary);color:#00363a;box-shadow:0 0 20px #00f0ff33}.btn-primary:active{transform:scale(.98)}.scanline{background:linear-gradient(to bottom,transparent 50%,rgba(0,240,255,.05) 50%);background-size:100% 4px}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}