@import "https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=DM+Sans:wght@300;400;500&display=swap";.auth-icon{justify-content:center;margin-bottom:.75rem;display:flex}.icon-hero{width:48px;height:48px;color:var(--primary)}.auth-wrapper{background:linear-gradient(135deg,#eef1ff 0%,#f4f6fb 50%,#e8f4ff 100%);justify-content:center;align-items:center;min-height:100vh;padding:1rem;display:flex}.auth-card{border-radius:var(--radius);width:100%;max-width:420px;box-shadow:var(--shadow-lg);text-align:center;background:#fff;padding:2.5rem;animation:.4s slideUp}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.auth-icon{margin-bottom:.75rem;font-size:3rem}.auth-title{color:var(--text);margin-bottom:.25rem;font-size:1.75rem;font-weight:700}.auth-subtitle{color:var(--text-muted);margin-bottom:2rem;font-size:.95rem}.auth-form{text-align:left;flex-direction:column;gap:1rem;display:flex}.input-group{flex-direction:column;gap:.4rem;display:flex}.input-group label{color:var(--text);font-size:.85rem;font-weight:500}.input-group input{border:2px solid var(--border);border-radius:var(--radius-sm);color:var(--text);background:var(--bg);outline:none;padding:.85rem 1rem;font-size:.95rem;transition:border-color .2s}.input-group input:focus{border-color:var(--primary);background:#fff}.auth-btn{background:var(--primary);color:#fff;border-radius:var(--radius-sm);margin-top:.5rem;padding:.9rem;font-size:1rem;font-weight:600;transition:background .2s,transform .1s}.auth-btn:hover{background:var(--primary-dark);transform:translateY(-1px)}.auth-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.auth-error{color:var(--danger);border-radius:var(--radius-sm);background:#fff0f0;border:1px solid #ffd6d6;margin-bottom:1rem;padding:.75rem 1rem;font-size:.9rem}.auth-switch{color:var(--text-muted);margin-top:1.5rem;font-size:.9rem}.auth-switch a{color:var(--primary);font-weight:600;text-decoration:none}.auth-switch a:hover{text-decoration:underline}.chat-bubble{background:var(--primary);color:#fff;z-index:1000;border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;font-size:1.5rem;transition:transform .2s,background .2s;display:flex;position:fixed;bottom:2rem;right:2rem;box-shadow:0 4px 20px #4f6ef766}.chat-bubble:hover{background:var(--primary-dark);transform:scale(1.1)}.chat-popup{border-radius:var(--radius);z-index:999;background:#fff;flex-direction:column;width:360px;height:500px;animation:.3s popUp;display:flex;position:fixed;bottom:6rem;right:2rem;overflow:hidden;box-shadow:0 8px 40px #00000026}@keyframes popUp{0%{opacity:0;transform:translateY(20px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}.chat-header{background:linear-gradient(135deg, var(--primary), #6c8fff);justify-content:space-between;align-items:center;padding:1rem 1.25rem;display:flex}.chat-header-info{align-items:center;gap:.75rem;display:flex}.chat-avatar{font-size:1.75rem}.chat-name{color:#fff;font-size:.95rem;font-weight:600}.chat-status{color:#fffc;font-size:.75rem}.chat-close{color:#fff;background:#fff3;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;font-size:.75rem;transition:background .2s;display:flex}.chat-close:hover{background:#ffffff4d}.chat-messages{flex-direction:column;flex:1;gap:.75rem;padding:1rem;display:flex;overflow-y:auto}.chat-msg{display:flex}.chat-msg.user{justify-content:flex-end}.chat-msg.assistant{justify-content:flex-start}.chat-bubble-msg{border-radius:16px;max-width:80%;padding:.75rem 1rem;font-size:.875rem;line-height:1.5}.chat-msg.user .chat-bubble-msg{background:var(--primary);color:#fff;border-bottom-right-radius:4px}.chat-msg.assistant .chat-bubble-msg{background:var(--bg);color:var(--text);border-bottom-left-radius:4px}.typing{align-items:center;gap:4px;padding:.75rem 1rem;display:flex}.typing span{background:var(--text-muted);border-radius:50%;width:8px;height:8px;animation:1.2s infinite bounce}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,60%,to{transform:translateY(0)}30%{transform:translateY(-6px)}}.chat-input-area{border-top:1px solid var(--border);gap:.5rem;padding:.75rem 1rem;display:flex}.chat-input-area input{border:2px solid var(--border);background:var(--bg);border-radius:20px;outline:none;flex:1;padding:.75rem 1rem;font-size:.875rem;transition:border-color .2s}.chat-input-area input:focus{border-color:var(--primary);background:#fff}.chat-send{background:var(--primary);color:#fff;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1rem;transition:background .2s;display:flex}.chat-send:hover{background:var(--primary-dark)}.chat-send:disabled{opacity:.6;cursor:not-allowed}@media (width<=480px){.chat-popup{width:auto;bottom:5rem;left:.5rem;right:.5rem}}.bubble-icon{width:28px;height:28px}.chat-avatar-icon{color:#fff;width:32px;height:32px}.close-icon{width:16px;height:16px}.send-icon{width:18px;height:18px}.modal-overlay{z-index:2000;background:#0006;justify-content:center;align-items:center;padding:1rem;animation:.2s fadeIn;display:flex;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-card{border-radius:var(--radius);background:#fff;width:100%;max-width:420px;padding:2rem;animation:.3s slideUp;box-shadow:0 20px 60px #0003}.modal-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.modal-header h3{font-size:1.25rem;font-weight:700}.modal-close{background:var(--bg);width:32px;height:32px;color:var(--text-muted);border-radius:50%;justify-content:center;align-items:center;transition:background .2s;display:flex}.modal-close:hover{background:var(--border)}.modal-body{flex-direction:column;gap:1.25rem;margin-bottom:1.5rem;display:flex}.goal-input-group{flex-direction:column;gap:.4rem;display:flex}.goal-input-group label{color:var(--text);font-size:.875rem;font-weight:500}.goal-input-group input{border:2px solid var(--border);border-radius:var(--radius-sm);color:var(--text);background:var(--bg);outline:none;padding:.85rem 1rem;font-family:DM Sans,sans-serif;font-size:1rem;transition:border-color .2s}.goal-input-group input:focus{border-color:var(--primary);background:#fff}.goal-hint{color:var(--text-muted);font-size:.78rem}.modal-save-btn{background:var(--primary);color:#fff;border-radius:var(--radius-sm);width:100%;padding:.9rem;font-family:DM Sans,sans-serif;font-size:1rem;font-weight:600;transition:background .2s,transform .1s}.modal-save-btn:hover{background:var(--primary-dark);transform:translateY(-1px)}.modal-save-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.scanner-overlay{z-index:2000;background:#000000b3;justify-content:center;align-items:center;padding:1rem;animation:.2s fadeIn;display:flex;position:fixed;inset:0}.scanner-card{border-radius:var(--radius);background:#fff;width:100%;max-width:420px;padding:1.5rem;animation:.3s slideUp;box-shadow:0 20px 60px #0000004d}.scanner-header{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.scanner-header h3{font-size:1.25rem;font-weight:700}.scanner-close{background:var(--bg);width:32px;height:32px;color:var(--text-muted);border-radius:50%;justify-content:center;align-items:center;transition:background .2s;display:flex}.scanner-close:hover{background:var(--border)}.scanner-viewport{aspect-ratio:1;border-radius:var(--radius-sm);background:#000;width:100%;margin-bottom:1rem;position:relative;overflow:hidden}.scanner-video{object-fit:cover;width:100%;height:100%}.scanner-frame{border:2px solid var(--primary);border-radius:8px;position:absolute;inset:10%;overflow:hidden}.scanner-line{background:var(--primary);height:2px;animation:2s linear infinite scan;position:absolute;top:0;left:0;right:0}@keyframes scan{0%{top:0}to{top:100%}}.scanner-hint{text-align:center;color:var(--text-muted);font-size:.9rem}.dashboard{background:var(--bg);max-width:1200px;min-height:100vh;margin:0 auto;padding:1.5rem 1rem 4rem}.dash-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.dash-greeting{color:var(--text-muted);font-size:.85rem}.dash-name{text-transform:capitalize;font-size:1.5rem;font-weight:700}.dash-actions{flex-wrap:wrap;justify-content:flex-end;gap:.75rem;display:flex}.logout-btn{background:var(--border);color:var(--text-muted);border-radius:20px;align-items:center;gap:.25rem;padding:.5rem 1rem;font-size:.85rem;font-weight:500;transition:background .2s;display:flex}.logout-btn:hover{background:#dde0ee}.btn-icon{width:16px;height:16px}.inline-icon{vertical-align:middle;width:18px;height:18px;margin-right:4px;display:inline}.title-icon{vertical-align:middle;width:20px;height:20px;color:var(--primary);margin-right:6px;display:inline}.calorie-card{background:linear-gradient(135deg, var(--primary) 0%, #6c8fff 100%);border-radius:var(--radius);color:#fff;margin-bottom:1rem;padding:1.75rem;box-shadow:0 8px 24px #4f6ef74d}.calorie-top{justify-content:space-between;margin-bottom:.5rem;display:flex}.calorie-label{opacity:.9;font-size:.9rem;font-weight:500}.calorie-eaten{opacity:.8;margin-bottom:.25rem;font-size:.85rem}.calorie-left{font-family:Sora,sans-serif;font-size:3.5rem;font-weight:700;line-height:1}.calorie-sub{opacity:.8;letter-spacing:.05em;margin-bottom:1rem;font-size:.8rem}.progress-bar{background:#ffffff40;border-radius:100px;height:8px;margin-bottom:.5rem;overflow:hidden}.progress-fill{background:#fff;border-radius:100px;height:100%;transition:width .5s}.calorie-footer{opacity:.8;justify-content:space-between;font-size:.8rem;display:flex}.macros-row{grid-template-columns:repeat(2,1fr);gap:.75rem;margin-bottom:1rem;display:grid}.macro-card{border-radius:var(--radius-sm);box-shadow:var(--shadow);text-align:center;background:#fff;padding:1rem}.macro-value{color:var(--text);font-family:Sora,sans-serif;font-size:1.4rem;font-weight:700}.macro-label{color:var(--text-muted);margin-bottom:.5rem;font-size:.75rem}.macro-bar{background:var(--border);border-radius:100px;height:5px;margin-bottom:.25rem;overflow:hidden}.macro-fill{border-radius:100px;height:100%;transition:width .5s}.macro-fill.protein{background:var(--success)}.macro-fill.meals{background:var(--warning)}.macro-fill.remaining{background:var(--primary)}.macro-fill.streak{background:#f7a84f}.streak-value{color:#f7a84f}.macro-goal{color:var(--text-muted);font-size:.7rem}.section-card{border-radius:var(--radius);box-shadow:var(--shadow);background:#fff;margin-bottom:1rem;padding:1.5rem}.section-title{color:var(--text);align-items:center;margin-bottom:1rem;font-size:1rem;font-weight:600;display:flex}.add-meal-form{flex-direction:column;gap:.75rem;display:flex}.add-meal-form input,.weight-form input{border:2px solid var(--border);border-radius:var(--radius-sm);color:var(--text);background:var(--bg);outline:none;width:100%;padding:.85rem 1rem;font-size:.9rem;transition:border-color .2s}.add-meal-form input:focus,.weight-form input:focus{border-color:var(--primary);background:#fff}.add-meal-row{grid-template-columns:1fr 1fr;gap:.75rem;display:grid}.add-btn{background:var(--primary);color:#fff;border-radius:var(--radius-sm);padding:.85rem;font-size:.95rem;font-weight:600;transition:background .2s,transform .1s}.add-btn:hover{background:var(--primary-dark);transform:translateY(-1px)}.meal-list{flex-direction:column;gap:.75rem;display:flex}.meal-item{background:var(--bg);border-radius:var(--radius-sm);justify-content:space-between;align-items:center;padding:.85rem 1rem;display:flex}.meal-info{flex-direction:column;gap:.2rem;display:flex}.meal-name{font-size:.9rem;font-weight:500}.meal-protein{color:var(--text-muted);font-size:.75rem}.meal-item-right{align-items:center;gap:.75rem;display:flex}.meal-calories{color:var(--primary);font-size:.9rem;font-weight:600}.delete-btn{color:var(--danger);background:#fff0f0;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;transition:background .2s;display:flex}.delete-btn:hover{background:#ffd6d6}.delete-icon{width:14px;height:14px}.weight-form{gap:.75rem;display:flex}.weight-form .add-btn{white-space:nowrap;padding:.85rem 1.5rem}.desktop-grid{grid-template-columns:1fr;gap:1rem;display:grid}@media (width>=768px){.dashboard{padding:2.5rem 3rem 4rem}.dash-header{margin-bottom:2rem}.dash-name{font-size:2rem}.desktop-grid{grid-template-columns:1fr 1fr}.macros-row{grid-template-columns:repeat(4,1fr);gap:1rem}.calorie-card{padding:2.5rem}.calorie-left{font-size:5rem}}@media (width>=1024px){.dashboard{padding:2.5rem 4rem 4rem}}.progress-page{background:var(--bg);max-width:1200px;min-height:100vh;margin:0 auto;padding:1.5rem 1rem 4rem}.progress-header{align-items:center;gap:1rem;margin-bottom:1.5rem;display:flex}.back-btn{color:var(--text-muted);box-shadow:var(--shadow);background:#fff;border-radius:20px;padding:.5rem 1rem;font-size:.85rem;font-weight:500;transition:background .2s}.back-btn:hover{background:var(--primary-light);color:var(--primary)}.progress-title{font-size:1.5rem;font-weight:700}.progress-stats{grid-template-columns:repeat(2,1fr);gap:.75rem;margin-bottom:1rem;display:grid}.stat-card{border-radius:var(--radius-sm);box-shadow:var(--shadow);text-align:center;background:#fff;padding:1.25rem}.stat-value{color:var(--text);font-family:Sora,sans-serif;font-size:1.75rem;font-weight:700}.stat-value.positive{color:var(--success)}.stat-value.negative{color:var(--danger)}.stat-label{color:var(--text-muted);margin-top:.25rem;font-size:.75rem}.progress-card{border-radius:var(--radius);box-shadow:var(--shadow);background:#fff;margin-bottom:1rem;padding:1.5rem}.section-title{color:var(--text);margin-bottom:1rem;font-size:1rem;font-weight:600}.weight-log{flex-direction:column;gap:.5rem;display:flex}.weight-entry{background:var(--bg);border-radius:var(--radius-sm);justify-content:space-between;align-items:center;padding:.75rem 1rem;display:flex}.weight-date{color:var(--text-muted);font-size:.9rem}.weight-value{color:var(--primary);font-weight:600}.empty-text{color:var(--text-muted);text-align:center;padding:1rem 0;font-size:.9rem}@media (width>=768px){.progress-page{padding:2.5rem 3rem 4rem}.progress-stats{grid-template-columns:repeat(4,1fr)}.progress-title{font-size:2rem}}@media (width>=1024px){.progress-page{padding:2.5rem 4rem 4rem}}.back-icon{vertical-align:middle;width:16px;height:16px;margin-right:4px;display:inline}.progress-title-icon{vertical-align:middle;width:28px;height:28px;color:var(--primary);margin-right:8px;display:inline}*{box-sizing:border-box;margin:0;padding:0}:root{--primary:#4f6ef7;--primary-light:#eef1ff;--primary-dark:#3451d1;--accent:#6c8fff;--success:#4caf82;--warning:#f7a84f;--danger:#f76f6f;--bg:#f4f6fb;--card:#fff;--text:#1a1d2e;--text-muted:#8b90a7;--border:#e8eaf2;--shadow:0 4px 24px #4f6ef714;--shadow-lg:0 8px 40px #4f6ef726;--radius:20px;--radius-sm:12px}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:DM Sans,sans-serif}h1,h2,h3,h4{font-family:Sora,sans-serif}button{cursor:pointer;border:none;outline:none;font-family:DM Sans,sans-serif}input{font-family:DM Sans,sans-serif}