:root{--primary: #22c55e;--primary-light: #f0fdf4;--bg: #f8fafc;--card: #ffffff;--text-main: #1e293b;--text-sub: #64748b;--shadow: 0 4px 12px rgba(0, 0, 0, .05)}*{box-sizing:border-box;margin:0;padding:0;font-family:-apple-system,PingFang SC,sans-serif}body{background:var(--bg);color:var(--text-main);overflow:hidden}.app-container{max-width:480px;margin:0 auto;height:100vh;display:flex;flex-direction:column;background:var(--bg);position:relative}.app-header{padding:16px 20px;background:var(--card);display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e2e8f0}.logo{display:flex;align-items:center;gap:8px}.logo h1{font-size:18px;font-weight:700;color:var(--primary)}.cloud-badge{font-size:10px;background:var(--primary-light);color:var(--primary);padding:2px 6px;border-radius:10px}.date-display{font-size:14px;color:var(--text-sub)}.scroll-area{flex:1;overflow-y:auto;padding:20px 20px 100px}.dashboard-card{background:linear-gradient(135deg,#fff,#f0fdf4);border-radius:24px;padding:24px;display:flex;align-items:center;justify-content:space-around;box-shadow:var(--shadow);margin-bottom:20px}.progress-container{position:relative;width:160px;height:160px}.progress-ring{transform:rotate(-90deg)}.ring-bg{fill:none;stroke:#e2e8f0;stroke-width:12}.ring-bar{fill:none;stroke:var(--primary);stroke-width:12;stroke-linecap:round;stroke-dasharray:440;transition:stroke-dashoffset 1s ease-out}.progress-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center}.current-cal{font-size:28px;font-weight:800;color:var(--text-main)}.target-cal{font-size:12px;color:var(--text-sub)}.radar-container{width:120px;height:120px}.radar-svg{width:100%;height:100%}.ai-section{margin-bottom:24px}.section-header{display:flex;align-items:center;gap:8px;margin-bottom:12px}.section-header h3{font-size:16px;flex:1}.ai-btn{background:var(--primary);color:#fff;border:none;padding:6px 12px;border-radius:20px;font-size:12px;cursor:pointer}.ai-bubble{background:#fff;border-radius:16px;padding:16px;font-size:14px;line-height:1.6;color:#475569;border-left:4px solid #fbbf24;box-shadow:var(--shadow)}.meal-card{background:var(--card);border-radius:16px;padding:16px;margin-bottom:12px;box-shadow:var(--shadow)}.meal-type{display:flex;justify-content:space-between;margin-bottom:12px}.type-label{font-weight:600;color:var(--text-main)}.type-cal{font-size:14px;color:var(--primary);font-weight:600}.food-item{display:flex;justify-content:space-between;align-items:center;padding:8px 0;border-top:1px solid #f1f5f9;font-size:14px}.food-item button{background:none;border:none;color:#ef4444;cursor:pointer;opacity:.6}.empty-meal{font-size:12px;color:var(--text-sub);text-align:center;padding:10px}.food-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0}.food-chip{background:#fff;border:1px solid #e2e8f0;padding:10px;border-radius:12px;font-size:12px;cursor:pointer;transition:.2s}.food-chip:hover{border-color:var(--primary);background:var(--primary-light)}.custom-input{background:#fff;padding:16px;border-radius:16px}.input-group{display:flex;gap:8px;margin-top:10px}.input-group input{flex:1;padding:8px;border:1px solid #e2e8f0;border-radius:8px}.input-group button{background:var(--primary);color:#fff;border:none;padding:0 16px;border-radius:8px}.bottom-nav{position:absolute;bottom:0;left:0;right:0;height:70px;background:#fff;border-top:1px solid #e2e8f0;display:flex;justify-content:space-around;align-items:center}.bottom-nav button{background:none;border:none;display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--text-sub);cursor:pointer}.bottom-nav button.active{color:var(--primary)}.bottom-nav span{font-size:10px}.loading-screen{height:100vh;display:flex;align-items:center;justify-content:center;background:var(--primary-light);color:var(--primary);font-weight:600}