*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #4CAF50;--primary-dark: #388E3C;--primary-light: #C8E6C9;--accent: #FF5722;--bg: #F5F5F5;--surface: #FFFFFF;--text: #212121;--text-secondary: #757575;--border: #E0E0E0;--error: #F44336;--warning: #FF9800;--breakfast: #FF9800;--lunch: #2196F3;--dinner: #9C27B0;--snack: #FF5722;--nav-height: 64px;--safe-bottom: env(safe-area-inset-bottom, 0px)}html,body,#root{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.page{height:100dvh;display:flex;flex-direction:column}.page-content{flex:1;overflow-y:auto;padding-bottom:calc(var(--nav-height) + var(--safe-bottom) + 8px)}.card{background:var(--surface);border-radius:16px;padding:16px;box-shadow:0 1px 4px #00000014}input[type=text],input[type=email],input[type=password],input[type=number]{width:100%;padding:14px;border:1.5px solid var(--border);border-radius:10px;font-size:16px;color:var(--text);background:var(--bg);outline:none;transition:border-color .15s}input:focus{border-color:var(--primary)}.btn{width:100%;padding:15px;border:none;border-radius:10px;font-size:16px;font-weight:600;cursor:pointer;transition:opacity .15s,transform .1s;display:flex;align-items:center;justify-content:center;gap:8px}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-ghost{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}.btn-danger{background:transparent;color:var(--error);border:1.5px solid var(--error)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:calc(var(--nav-height) + var(--safe-bottom));padding-bottom:var(--safe-bottom);background:var(--surface);border-top:1px solid var(--border);display:flex;z-index:100}.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;text-decoration:none;color:var(--text-secondary);font-size:11px;font-weight:500;transition:color .15s;-webkit-tap-highlight-color:transparent}.nav-item.active{color:var(--primary)}.nav-icon{font-size:22px;line-height:1}.spinner{width:28px;height:28px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.center{display:flex;align-items:center;justify-content:center;height:100%}.header{background:var(--primary);color:#fff;padding:14px 16px;font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}.toast{position:fixed;top:16px;left:16px;right:16px;background:var(--text);color:#fff;padding:14px 16px;border-radius:12px;font-size:14px;z-index:999;animation:slideDown .2s ease}.toast.error{background:var(--error)}.toast.success{background:var(--primary-dark)}@keyframes slideDown{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes scanMove{0%,to{transform:translateY(-40px)}50%{transform:translateY(40px)}}@media (min-width: 768px){body{background:#1e2d1f;display:flex;justify-content:center;align-items:flex-start;min-height:100%}#root{width:480px;height:100vh;overflow:hidden;box-shadow:0 0 80px #0000008c;transform:translateZ(0);flex-shrink:0}}