:root{--primary: #2d7a4f;--primary-dark: #1f5c3a;--bg: #f7f8f6;--card: #ffffff;--text: #1a1f1c;--muted: #667066;--border: #e2e6e2;--danger: #c0392b;--warning: #d68910;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}#root{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);padding-top:46px;padding-bottom:72px;position:relative}button{font-family:inherit;cursor:pointer}.btn{display:inline-block;width:100%;padding:14px;border-radius:12px;border:none;background:var(--primary);color:#fff;font-size:16px;font-weight:600;text-align:center}.btn:active{background:var(--primary-dark)}.btn.secondary{background:#fff;color:var(--primary);border:2px solid var(--primary)}.btn.danger{background:var(--danger)}.btn.small{width:auto;padding:8px 14px;font-size:14px}input,select,textarea{width:100%;padding:12px;border-radius:10px;border:1px solid var(--border);font-size:16px;margin-bottom:10px;background:#fff;color:var(--text)}label{font-size:13px;color:var(--muted);display:block;margin-bottom:4px;font-weight:600}.card{background:var(--card);border-radius:16px;padding:16px;margin:12px;box-shadow:0 1px 3px #0000000f}.page-header{padding:20px 16px 8px;font-size:22px;font-weight:700}.row{display:flex;align-items:center;justify-content:space-between;gap:8px}.muted{color:var(--muted);font-size:13px}.error{color:var(--danger);font-size:14px;margin:8px 12px}.progress-bar{height:12px;border-radius:6px;background:var(--border);overflow:hidden}.progress-bar-fill{height:100%;background:var(--primary);transition:width .3s ease}.nav-bar{position:fixed;bottom:0;left:0;right:0;max-width:480px;margin:0 auto;background:#fff;border-top:1px solid var(--border);display:flex;justify-content:space-around;padding:8px 0 calc(8px + env(safe-area-inset-bottom))}.nav-item{background:none;border:none;color:var(--muted);font-size:9.5px;line-height:1.15;display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 3px;flex:1;min-width:0;text-align:center;white-space:normal;word-break:break-word}.nav-item.active{color:var(--primary);font-weight:700}.nav-icon{font-size:18px}.food-item{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border)}.food-item:last-child{border-bottom:none}.scan-fab{position:fixed;bottom:80px;right:20px;width:60px;height:60px;border-radius:50%;background:var(--primary);color:#fff;font-size:26px;border:none;box-shadow:0 4px 12px #0003;max-width:480px}.logout-fab{position:fixed;top:8px;right:16px;z-index:500;box-shadow:0 2px 6px #00000026}.tag{display:inline-block;font-size:11px;padding:2px 8px;border-radius:20px;background:#eaf3ec;color:var(--primary-dark);font-weight:600}.meal-section h3{margin:0 0 4px;font-size:15px}