:root{--md-primary: #3498db;--md-on-primary: #ffffff;--md-primary-container: #dfeffd;--md-secondary: #f39c12;--md-surface: #ffffff;--md-surface-container: #f1f3f4;--md-background: #f8f9fa;--md-outline: #e0e6eb;--md-text-primary: #2c3e50;--md-text-secondary: #5f6368;--md-shadow-1: 0 2px 4px rgba(0,0,0,.05);--md-shadow-2: 0 4px 12px rgba(0,0,0,.08);--radius-md: 12px;--radius-lg: 16px;--font-main: "Roboto", "Cairo", system-ui, sans-serif}body,html{background-color:var(--md-background);margin:0;font-family:var(--font-main);color:var(--md-text-primary);overflow-x:hidden}#root{min-height:100vh;display:flex;flex-direction:column}.page-wrapper{width:100%;padding:0;box-sizing:border-box;display:block}.full-width-container{padding:24px 40px;max-width:1600px;margin:0 auto;box-sizing:border-box;width:100%}.app-header-reimagined{background-color:var(--md-surface);border-bottom:1px solid var(--md-outline);padding:0 40px;position:sticky;top:0;z-index:100;height:70px;box-shadow:0 2px 8px #0000000a;display:flex;align-items:center;justify-content:space-between;box-sizing:border-box}.header-left,.header-right{display:flex;align-items:center;gap:16px}.header-logo{width:36px;height:36px}.header-title{color:var(--md-text-primary);font-weight:700;font-size:1.2rem;margin:0}.header-action-btn{background-color:var(--md-surface-container);border:1px solid var(--md-outline);color:var(--md-text-secondary);padding:8px 16px;border-radius:20px;cursor:pointer;font-size:.85rem;font-weight:500;display:flex;align-items:center;gap:6px}.user-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover}.top-banner{background:linear-gradient(135deg,#6610f2,#6a82fb);color:#fff;padding:40px;border-radius:var(--radius-lg);margin-bottom:30px;box-shadow:var(--md-shadow-2);display:flex;align-items:center;gap:30px;box-sizing:border-box}.top-banner-icon{width:70px;height:70px;flex-shrink:0;background:#ffffff26;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.2rem}.top-banner-content{flex:1}.top-banner h2{margin:0;font-size:1.6rem;font-weight:700}.top-banner p{margin:8px 0 0;font-size:1rem;opacity:.9}.badge{background:#ffffff40;padding:5px 12px;border-radius:20px;font-size:.8rem;font-weight:600;display:inline-block;margin-bottom:10px}.quick-actions-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:20px;margin-bottom:40px}.action-card{background-color:var(--md-surface);border-radius:var(--radius-lg);padding:24px;text-align:center;border:1px solid var(--md-outline);transition:transform .2s,box-shadow .2s;cursor:pointer;text-decoration:none;color:var(--md-text-primary);min-height:140px;display:flex;flex-direction:column;align-items:center;justify-content:center;box-sizing:border-box}.action-card:hover{transform:translateY(-4px);box-shadow:var(--md-shadow-2);border-color:var(--md-primary)}.action-card-icon{font-size:2rem;color:var(--md-primary);margin-bottom:16px}.action-card-title{font-weight:600;font-size:.95rem;margin:0}.calculator-section-wrapper{background-color:transparent;padding:0 40px 60px;display:flex;justify-content:center;box-sizing:border-box}.calculator-section{background-color:var(--md-surface);border-radius:20px;padding:40px;border:1px solid var(--md-outline);box-shadow:var(--md-shadow-2);width:100%;max-width:900px;box-sizing:border-box}.calculator-header{text-align:center;margin-bottom:30px}.calculator-header h2{font-size:1.8rem;margin:0 0 8px;color:#2c3e50}.calculator-header p{font-size:1rem;color:var(--md-text-secondary);margin:0}.segment-control{display:flex;background-color:var(--md-surface-container);border-radius:var(--radius-md);padding:4px;margin-bottom:24px}.segment-control button{flex:1;height:44px;border:none;background:transparent;border-radius:8px;font-size:.95rem;font-weight:600;color:var(--md-text-secondary);cursor:pointer;transition:all .2s}.segment-control button.active{background-color:#3498db;color:#fff;box-shadow:var(--md-shadow-1)}.category-tabs-container{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px;justify-content:center}.category-tab-button{padding:10px 20px;border:1px solid var(--md-outline);background-color:var(--md-background);border-radius:20px;font-size:.9rem;font-weight:500;color:var(--md-text-secondary);cursor:pointer;transition:all .2s ease;min-width:80px;text-align:center}.category-tab-button.active,.category-tab-button:hover{background-color:#3498db;color:#fff;border-color:#3498db}.category-tab-button .lock-icon{display:none}.input-group{position:relative;margin-bottom:24px}.input-label{display:block;margin-bottom:8px;font-size:.9rem;font-weight:600;color:var(--md-text-primary);text-align:right}.input-field,.react-select__control{width:100%;padding:14px 16px;border-radius:var(--radius-md);border:1px solid var(--md-outline);font-size:1rem;background-color:var(--md-background);transition:border-color .2s;box-sizing:border-box;height:50px}.input-field:focus,.react-select__control--is-focused{outline:none!important;border-color:var(--md-primary)!important;box-shadow:0 0 0 3px #3492db1a!important;background-color:#fff}.weight-input-container{display:flex;align-items:center;position:relative}.weight-input-container .input-field{text-align:left;padding-right:40px}.weight-input-container .unit-label{position:absolute;right:16px;font-size:.9rem;font-weight:600;color:var(--md-text-secondary)}.info-bar{padding:16px 24px;border-radius:var(--radius-md);margin-bottom:30px;font-size:.95rem;display:flex;justify-content:space-between;align-items:center;box-sizing:border-box}.info-bar.primary{background-color:#e3f2fd;color:#0d47a1;border:1px solid #bbdefb}.info-bar button{background-color:#1976d2;color:#fff;padding:8px 20px;border-radius:6px;text-decoration:none;font-weight:600;border:none;cursor:pointer}.suggest-drug-link{display:block;width:fit-content;margin:20px auto 0;color:var(--md-text-secondary);text-decoration:underline;font-size:.9rem;cursor:pointer}.floating-help-icon{position:fixed;bottom:30px;width:60px;height:60px;border-radius:50%;background-color:#0084ff;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0084ff4d;z-index:1000;cursor:pointer;border:none}[dir=ltr] .floating-help-icon{right:30px}[dir=rtl] .floating-help-icon{left:30px;right:auto}@media(max-width:768px){.app-header-reimagined{padding:0 16px}.full-width-container{padding:16px;width:100%}.top-banner{flex-direction:column;text-align:center;padding:24px}.quick-actions-grid{grid-template-columns:repeat(2,1fr);gap:12px}.calculator-section-wrapper{padding:0 16px 40px}.calculator-section{padding:24px 16px}}.device-conflict-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#0f172abf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:99999;display:flex;justify-content:center;align-items:center;padding:20px;box-sizing:border-box;animation:fadeInOverlay .3s ease-out}.device-conflict-modal{background:#fff;width:100%;max-width:380px;border-radius:24px;padding:32px 24px;text-align:center;box-shadow:0 20px 50px #0000004d;border:1px solid rgba(255,255,255,.1);position:relative;overflow:hidden;animation:slideUpModal .4s cubic-bezier(.175,.885,.32,1.275);font-family:Cairo,sans-serif;direction:rtl}.conflict-icon{font-size:4rem;margin-bottom:16px;display:block;animation:pulseIcon 2s infinite}.device-conflict-modal h3{margin:0 0 10px;color:#1e293b;font-size:1.4rem;font-weight:800}.device-conflict-modal p{margin:0 0 20px;color:#64748b;font-size:.95rem;line-height:1.6}.conflict-info{background-color:#eff6ff;border:1px solid #dbeafe;border-radius:12px;padding:12px;margin-bottom:24px}.conflict-info p{color:#1e40af;font-size:.85rem;margin:0;font-weight:600}.modal-actions{display:flex;flex-direction:column;gap:12px}.device-conflict-modal .save-btn{background:linear-gradient(135deg,#3498db,#2980b9);color:#fff;border:none;padding:14px;border-radius:12px;font-size:1rem;font-weight:700;cursor:pointer;width:100%;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 15px #3498db4d;display:flex;justify-content:center;align-items:center}.device-conflict-modal .save-btn:active{transform:scale(.98)}.device-conflict-modal .save-btn:disabled{background:#cbd5e1;box-shadow:none;cursor:not-allowed}.device-conflict-modal .secondary-btn{background:transparent;color:#ef4444;border:2px solid #fee2e2;padding:12px;border-radius:12px;font-size:.95rem;font-weight:700;cursor:pointer;width:100%;transition:all .2s}.device-conflict-modal .secondary-btn:hover{background-color:#fef2f2;border-color:#ef4444}@keyframes fadeInOverlay{0%{opacity:0}to{opacity:1}}@keyframes slideUpModal{0%{opacity:0;transform:translateY(50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes pulseIcon{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background-color:#f8f9fa;background-image:radial-gradient(#e9ecef 1px,transparent 1px);background-size:24px 24px;padding:20px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.auth-card{background:#fff;width:100%;max-width:450px;min-height:550px;padding:40px 30px;border-radius:24px;box-shadow:0 25px 50px -12px #0000001a;display:flex;flex-direction:column;justify-content:center;position:relative;transition:transform .3s ease}.auth-header{display:flex;flex-direction:column;align-items:center;margin-bottom:40px;text-align:center}.lang-toggle{position:absolute;top:25px;right:25px;background:#f8f9fa;border:1px solid #e9ecef;padding:8px 18px;border-radius:20px;font-size:.85rem;font-weight:600;color:#6c757d;cursor:pointer;transition:all .2s}[dir=rtl] .lang-toggle{right:auto;left:25px}.lang-toggle:hover{background:#e9ecef;color:#343a40}.home-btn{position:absolute;top:25px;left:25px;display:inline-flex;align-items:center;gap:7px;background:#f8f9fa;border:1px solid #e9ecef;padding:8px 14px;border-radius:20px;color:#6c757d;font-size:.85rem;font-weight:600;cursor:pointer;transition:all .2s}[dir=rtl] .home-btn{left:auto;right:25px}.home-btn:hover{background:#e9ecef;color:#343a40}.app-logo{width:110px;height:auto;margin-bottom:25px;filter:drop-shadow(0 10px 20px rgba(52,152,219,.15))}.welcome-text{font-size:1.6rem;font-weight:800;color:#1a202c;line-height:1.4;margin:0;padding:0 10px}.divider{display:flex;align-items:center;justify-content:center;width:100%;margin:30px 0;color:#a0aec0;font-size:.9rem;font-weight:600;text-transform:uppercase;letter-spacing:1px}.divider:before,.divider:after{content:"";flex:1;height:1px;background-color:#e2e8f0;border-radius:1px}.divider span{padding:0 15px;background-color:#fff}.btn-social{width:100%;padding:16px;border-radius:16px;border:1px solid #e2e8f0;font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:12px;transition:all .25s ease;margin-bottom:15px;background-color:#fff;color:#4a5568}.btn-social:hover{background-color:#f7fafc;border-color:#cbd5e0;transform:translateY(-2px);box-shadow:0 10px 15px -3px #0000000d}.btn-social.email{background-color:#2d3748;color:#fff;border:none}.btn-social.email:hover{background-color:#1a202c;box-shadow:0 10px 20px -5px #2d37484d}.btn-ghost{background:transparent;color:#718096;border:none;cursor:pointer;font-size:.95rem;font-weight:500;margin-top:10px;transition:color .2s;text-decoration:none}.btn-ghost:hover{color:#3182ce;text-decoration:underline}.btn-primary{width:100%;padding:16px;background:linear-gradient(135deg,#4299e1,#3182ce);color:#fff;border:none;border-radius:16px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:all .3s;margin-top:20px;box-shadow:0 10px 15px -3px #4299e166}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 25px -5px #4299e180}.btn-primary:disabled{background:#cbd5e0;cursor:not-allowed;box-shadow:none}.input-group{position:relative;margin-bottom:20px}.custom-input{width:100%;padding:16px 20px 16px 50px;border:2px solid #edf2f7;border-radius:16px;background-color:#f7fafc;font-size:1rem;color:#2d3748;transition:all .3s;outline:none}[dir=rtl] .custom-input{padding:16px 50px 16px 20px}.input-icon{position:absolute;top:50%;transform:translateY(-50%);color:#a0aec0;font-size:1.2rem;z-index:2}[dir=ltr] .input-icon{left:20px}[dir=rtl] .input-icon{right:20px}.custom-input:focus{background-color:#fff;border-color:#4299e1;box-shadow:0 0 0 4px #4299e11a}.footer-text{margin-top:30px;font-size:.95rem;color:#718096}.footer-text span{color:#3182ce;font-weight:700;cursor:pointer;margin:0 5px}.form-footer{display:flex;justify-content:space-between;margin-top:25px;font-size:.9rem;color:#718096}.back-btn:hover,.form-footer span:hover{color:#2b6cb0;cursor:pointer}.fade-in{animation:fadeIn .6s ease-out forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-suggestion-overlay{position:fixed;inset:0;background-color:#000000b3;backdrop-filter:blur(5px);z-index:10000;display:flex;justify-content:center;align-items:center;padding:20px;-webkit-backdrop-filter:blur(5px)}.app-suggestion-card{background:#fff;width:100%;max-width:380px;border-radius:20px;padding:30px;text-align:center;box-shadow:0 10px 40px #0000004d;position:relative;animation:popUp .3s cubic-bezier(.18,.89,.32,1.28)}@keyframes popUp{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.close-suggestion-btn{position:absolute;top:15px;right:15px;background:none;border:none;color:#999;cursor:pointer;font-size:1.2rem;transition:color .2s}.close-suggestion-btn:hover{color:#333}.suggestion-icon{font-size:3rem;margin-bottom:15px}.app-suggestion-card h3{margin:0 0 10px;color:#333;font-size:1.5rem}.app-suggestion-card p{color:#666;margin-bottom:25px;line-height:1.5}.app-buttons{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}.app-btn{display:flex;align-items:center;justify-content:center;gap:10px;padding:14px;border-radius:12px;text-decoration:none;font-weight:700;transition:transform .2s}.app-btn:active{transform:scale(.98)}.app-btn.open-app{background:#0ea5e9;color:#fff;box-shadow:0 4px 10px #0ea5e94d}.app-btn.install-app{background:#1e293b;color:#fff;box-shadow:0 4px 10px #1e293b4d}.continue-web-btn{background:transparent;border:none;color:#888;text-decoration:underline;cursor:pointer;font-size:.9rem}*,*:before,*:after{box-sizing:border-box}:root{--primary-color: #0ea5e9;--primary-dark: #0284c7;--primary-light: #e0f2fe;--bg-app: #f8fafc;--bg-card: #ffffff;--bg-input: #f1f5f9;--text-main: #0f172a;--text-secondary: #64748b;--text-inverse: #ffffff;--border-subtle: #e2e8f0;--focus-ring: rgba(14, 165, 233, .25);--radius-xl: 20px;--radius-md: 12px;--shadow-card: 0 4px 6px -1px rgb(0 0 0 / .1)}:root.dark,:root[data-theme=dark]{--bg-app: #0f172a;--bg-card: #1e293b;--bg-input: #334155;--text-main: #f1f5f9;--text-secondary: #94a3b8;--border-subtle: #334155}html{-webkit-text-size-adjust:100%}html,body{margin:0;padding:0;width:100%;min-height:100dvh;font-family:Cairo,Noto Sans Arabic,system-ui,sans-serif;background-color:var(--bg-app);color:var(--text-main);direction:rtl;overflow-x:hidden;-webkit-tap-highlight-color:transparent;transition:background-color .3s ease,color .3s ease}body{background-image:radial-gradient(rgba(0,0,0,.05) 1px,transparent 1px);background-size:16px 16px;background-attachment:fixed}:root.dark body,:root[data-theme=dark] body{background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px)}#root{width:100%;min-height:100dvh;display:flex;flex-direction:column;overflow-x:hidden}img,button,input,select{max-width:100%}@media(max-width:600px){html{font-size:14px}}