*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #10b981;--primary-dark: #059669;--secondary: #3b82f6;--danger: #ef4444;--warning: #f59e0b;--success: #10b981;--bg: #f8fafc;--card: #ffffff;--text: #1e293b;--text-light: #64748b;--border: #e2e8f0;--gradient-start: #0E3B3A;--gradient-end: #081822}body{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;background:linear-gradient(135deg,var(--gradient-start) 0%,var(--gradient-end) 100%);background-attachment:fixed;color:var(--text);max-width:480px;margin:0 auto;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column}.app-container{flex:1;padding-bottom:100px}.card{background:#0e3b3a66;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:16px;padding:20px;box-shadow:0 4px 20px #0000004d;margin-bottom:16px;border:1px solid rgba(16,185,129,.3)}.card-header{font-size:18px;font-weight:600;margin-bottom:12px;color:#fff}.btn{padding:14px 24px;border-radius:12px;border:none;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:linear-gradient(135deg,#10b981,#059669);color:#fff;box-shadow:0 4px 12px #10b9814d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px #10b98166}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-secondary{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;box-shadow:0 4px 12px #3b82f64d}.btn-outline{background:#ffffff1a;border:2px solid rgba(255,255,255,.3);color:#fff;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.btn-outline:hover{background:#fff3;border-color:#ffffff80}.bottom-nav{position:fixed;bottom:12px;left:50%;transform:translate(-50%) translateZ(0);width:calc(100% - 32px);max-width:448px;background:#0e3b3af2;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(16,185,129,.4);border-radius:24px;display:flex;justify-content:space-around;padding:8px 4px;z-index:100;box-shadow:0 8px 32px #0006;will-change:transform;-webkit-transform:translateX(-50%) translateZ(0);-webkit-backface-visibility:hidden;backface-visibility:hidden}.nav-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:8px 12px;cursor:pointer;color:#ffffff80;transition:all .2s;text-decoration:none;border-radius:16px;min-width:56px;will-change:transform,background-color;-webkit-backface-visibility:hidden;backface-visibility:hidden}.nav-item:active{transform:scale(.95)}.nav-item.active{color:#10b981;background:#10b98126}.nav-item span{font-size:10px;font-weight:600}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;gap:16px}.spinner{width:48px;height:48px;border:4px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:480px){body,.bottom-nav{max-width:100%}}