:root{--bg-color:#0a0a0a;--surface-color:#1a1a1a;--surface-color-hover:#2a2a2a;--text-primary:#ededed;--text-secondary:#a1a1aa;--accent-color:#3b82f6;--accent-color-hover:#2563eb;--accent-green:#10b981;--accent-red:#ef4444;--border-color:#333;--radius:16px}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;padding-bottom:80px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:inherit;text-decoration:none}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,textarea{font-family:inherit}.container{max-width:600px;margin:0 auto;padding:24px}.glass-card{background:var(--surface-color);border:1px solid var(--border-color);border-radius:var(--radius);-webkit-backdrop-filter:blur(10px);padding:24px;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 30px #00000080}.btn-primary{background:var(--accent-color);color:#fff;border-radius:8px;justify-content:center;align-items:center;gap:8px;width:100%;padding:12px 24px;font-size:16px;font-weight:600;transition:background .2s,transform .1s;display:flex}.btn-primary:hover{background:var(--accent-color-hover)}.btn-primary:active{transform:scale(.98)}.input-group{margin-bottom:16px}.input-group label{color:var(--text-secondary);margin-bottom:8px;font-size:14px;display:block}.input-group input,.input-group select{border:1px solid var(--border-color);width:100%;color:var(--text-primary);background:#ffffff0d;border-radius:8px;padding:12px;font-size:16px;transition:border-color .2s}.input-group select option{background:var(--surface-color);color:var(--text-primary)}.input-group input:focus,.input-group select:focus{border-color:var(--accent-color);outline:none}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:.4s forwards fadeIn}.amount-positive{color:var(--accent-green)}.amount-negative{color:var(--accent-red)}.bottom-nav{-webkit-backdrop-filter:blur(10px);border-top:1px solid var(--border-color);height:70px;padding-bottom:env(safe-area-inset-bottom);z-index:1000;background:#1a1a1ad9;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0;right:0}.nav-item{color:var(--text-secondary);flex-direction:column;flex:1;justify-content:center;align-items:center;height:100%;transition:color .2s;display:flex}.nav-item:hover,.nav-item.active{color:var(--accent-color)}.nav-label{margin-top:4px;font-size:11px;font-weight:500}.nav-item-primary{color:var(--accent-color)}.nav-item-primary svg{width:32px;height:32px}