:root{--primary-color: #ff8a9e;--secondary-color: #a8e6cf;--accent-color: #ffd3b6;--bg-color: #fff9f9;--card-bg: #ffffff;--text-main: #4a4a4a;--text-muted: #8c8c8c;--border-radius: 24px;--box-shadow: 0 10px 30px rgba(255, 138, 158, .08)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--bg-color);color:var(--text-main);-webkit-font-smoothing:antialiased}.app-container{max-width:1200px;margin:0 auto;padding:24px}.app-header{display:flex;justify-content:space-between;align-items:center;background:var(--card-bg);padding:16px 32px;border-radius:var(--border-radius);box-shadow:var(--box-shadow);margin-bottom:24px}.logo-section{display:flex;align-items:center;gap:16px}.logo-icon{font-size:32px}.logo-section h1{margin:0;font-size:22px;color:#ff6b81}.privacy-badge{margin:4px 0 0;font-size:12px;color:#9b9b9b;display:flex;align-items:center;gap:4px}.streak-badge{display:flex;align-items:center;gap:8px;background:#fff0f2;padding:8px 16px;border-radius:50px;font-size:14px;color:#ff6b81}.gold-icon{color:#ffa502}.app-main{display:grid;grid-template-columns:1.6fr 1fr;gap:24px}@media (max-width: 900px){.app-main{grid-template-columns:1fr}}.card{background:var(--card-bg);border-radius:var(--border-radius);padding:24px;box-shadow:var(--box-shadow);margin-bottom:24px;border:1px solid rgba(255,138,158,.05)}.card-title{margin-top:0;margin-bottom:16px;font-size:18px;color:#333;display:flex;align-items:center;gap:8px}.tab-navigation{display:flex;gap:12px;margin-bottom:20px}.tab-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border:none;border-radius:16px;background:#f1f2f6;color:var(--text-main);cursor:pointer;font-weight:700;transition:all .3s ease}.tab-btn.active{background:var(--primary-color);color:#fff;box-shadow:0 8px 20px #ff8a9e4d}.fade-in{animation:fadeIn .4s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.log-form{display:flex;flex-direction:column;gap:16px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-size:14px;font-weight:600;color:#555}.form-group input,.form-group select{padding:12px 16px;border-radius:14px;border:1px solid #ebd4d8;outline:none;font-size:14px;transition:border-color .3s}.form-group input:focus{border-color:var(--primary-color)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.water-btn{background:#e3f2fd;color:#1e88e5;border:none;border-radius:14px;padding:12px;font-weight:700;cursor:pointer;transition:transform .2s}.water-btn:hover{transform:scale(1.03)}.submit-btn{background:linear-gradient(135deg,#ff8a9e,#ff6b81);color:#fff;border:none;border-radius:16px;padding:14px;font-size:16px;font-weight:700;cursor:pointer;box-shadow:0 8px 20px #ff6b814d;transition:all .3s}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 12px 24px #ff6b8166}.weight-inputs{display:flex;gap:12px;align-items:flex-end;margin-bottom:20px}.input-box{display:flex;flex-direction:column;gap:6px;flex:1}.input-box span{font-size:12px;color:var(--text-muted)}.input-box input{padding:10px;border-radius:12px;border:1px solid #ebd4d8;text-align:center;font-size:16px;font-weight:700}.add-weight-btn{background:#2ed573;color:#fff;border:none;border-radius:12px;padding:12px 20px;font-weight:700;cursor:pointer}.chart-container{background:#fffdfd;border-radius:16px;padding:12px;border:1px solid #f9ecee}.trend-chart{width:100%;height:auto}.subtitle{font-size:14px;color:var(--text-muted);margin-top:-8px;margin-bottom:20px}.recipe-list{display:flex;flex-direction:column;gap:16px}.recipe-item{display:flex;gap:16px;background:#fdfbfb;padding:16px;border-radius:16px;border-left:5px solid var(--primary-color)}.recipe-badge{background:#ffe3e7;color:var(--primary-color);padding:6px 12px;border-radius:10px;font-size:12px;font-weight:700;height:fit-content}.recipe-details h4{margin:0 0 6px;font-size:15px}.recipe-details p{margin:0;font-size:13px;color:var(--text-muted)}.diet-tips-box{background:#f1f9f5;border-radius:16px;padding:16px;margin-top:20px}.diet-tips-box h4{margin:0 0 10px;color:#2ed573}.diet-tips-box ul{margin:0;padding-left:20px;font-size:13px;line-height:1.6}.coach-card-full{display:flex;flex-direction:column;gap:16px}.coach-header{display:flex;align-items:center;gap:16px}.coach-avatar{font-size:40px;background:#ffeef1;width:60px;height:60px;display:flex;align-items:center;justify-content:center;border-radius:50%}.coach-header h3{margin:0;font-size:18px}.coach-header p{margin:4px 0 0;font-size:12px;color:var(--text-muted)}.coach-bubble{background:#fff5f6;border-radius:20px;padding:20px;border:1px solid #ffe3e7;line-height:1.6;font-size:14px}.whitespace-pre-line{white-space:pre-line}.quick-fill-btn{background:#f1f2f6;border:none;padding:10px 16px;border-radius:12px;font-size:12px;cursor:pointer;color:#555;transition:background .2s}.quick-fill-btn:hover{background:#e4e5eb}.quote-card{background:linear-gradient(135deg,#ffeef1,#fff5f6);border:none;text-align:center;position:relative}.quote-icon{font-size:24px;margin-bottom:10px}.quote-text{font-style:italic;font-size:14px;line-height:1.6;color:#ff6b81}.quote-author{display:block;margin-top:10px;font-size:11px;color:var(--text-muted)}.habit-progress{margin-bottom:16px}.habit-info{display:flex;justify-content:space-between;font-size:13px;margin-bottom:6px}.progress-bar-bg{background:#f1f2f6;height:8px;border-radius:10px;overflow:hidden}.progress-bar-fill{background:linear-gradient(90deg,#ff8a9e,#ff6b81);height:100%;border-radius:10px;transition:width .5s ease-in-out}.badge-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;text-align:center}.badge-item{display:flex;flex-direction:column;align-items:center;gap:6px;opacity:.4;filter:grayscale(1);transition:all .3s}.badge-item.active{opacity:1;filter:grayscale(0)}.badge-icon{font-size:28px;background:#f1f2f6;width:50px;height:50px;display:flex;align-items:center;justify-content:center;border-radius:50%;box-shadow:0 4px 10px #0000000d}.badge-item.active .badge-icon{background:#ffe3e7}.badge-item span{font-size:11px;color:var(--text-main)}