:root{--primary-color: #FF85A2;--primary-light: #FFEBF0;--bg-gradient: linear-gradient(135deg, #FFF5F7 0%, #F0F4FF 100%);--card-bg: rgba(255, 255, 255, .85);--text-main: #4B5563;--text-dark: #1F2937;--radius-lg: 24px;--radius-md: 16px;--shadow-soft: 0 10px 30px rgba(255, 133, 162, .08)}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg-gradient);color:var(--text-main);min-height:100vh}.app-container{max-width:1100px;margin:0 auto;padding:20px;box-sizing:border-box}.app-header{background:var(--card-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-lg);padding:20px 30px;box-shadow:var(--shadow-soft);margin-bottom:24px;border:1px solid rgba(255,255,255,.6)}.header-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:15px}.logo-area{display:flex;align-items:center;gap:15px}.logo-icon{font-size:32px;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.logo-area h1{margin:0;font-size:24px;color:var(--text-dark);font-weight:800;background:linear-gradient(45deg,#ff85a2,#a285ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.subtitle{margin:2px 0 0;font-size:13px;color:#9ca3af;display:flex;align-items:center}.header-badges{display:flex;gap:10px}.badge-item{background:#fff;padding:8px 16px;border-radius:50px;display:flex;align-items:center;gap:8px;font-size:14px;border:1px solid rgba(255,133,162,.2);box-shadow:0 4px 10px #00000005}.tab-nav{display:flex;gap:12px;margin-bottom:24px;background:#ffffff80;padding:6px;border-radius:50px;width:fit-content}.tab-btn{border:none;background:transparent;padding:10px 24px;border-radius:50px;cursor:pointer;display:flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:#6b7280;transition:all .25s ease}.tab-btn:hover{color:var(--primary-color);background:#fffc}.tab-btn.active{background:var(--primary-color);color:#fff;box-shadow:0 4px 15px #ff85a24d}.content-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;margin-bottom:30px}@media (max-width: 768px){.content-grid{grid-template-columns:1fr}}.primary-card,.secondary-card{background:var(--card-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-soft);border:1px solid rgba(255,255,255,.6);min-height:400px;display:flex;flex-direction:column}.card-title{font-size:20px;color:var(--text-dark);margin-top:0;margin-bottom:20px;display:flex;align-items:center;gap:8px}.mood-selector{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:24px}.mood-btn{border:2px solid transparent;background:#fff;border-radius:var(--radius-md);padding:12px;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;transition:all .2s ease}.mood-btn:hover{background:var(--hover-bg);transform:translateY(-2px)}.mood-btn.selected{background:var(--hover-bg);border-color:var(--primary-color);transform:scale(1.03)}.mood-emoji{font-size:28px}.mood-label{font-size:13px;font-weight:600;color:var(--text-main)}.energy-slider-container{margin-bottom:24px}.slider-header{display:flex;justify-content:space-between;margin-bottom:8px;font-size:14px}.energy-slider{-webkit-appearance:none;width:100%;height:8px;border-radius:5px;outline:none;cursor:pointer}.energy-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:#fff;border:3px solid var(--primary-color);box-shadow:0 2px 6px #0000001a;cursor:pointer;transition:transform .1s}.energy-slider::-webkit-slider-thumb:hover{transform:scale(1.2)}.diary-input-container{position:relative;margin-bottom:20px}.diary-input-container textarea{width:100%;height:120px;padding:16px;border-radius:var(--radius-md);border:1px solid rgba(0,0,0,.08);background:#ffffffb3;font-size:14px;line-height:1.6;resize:none;box-sizing:border-box;outline:none;transition:border-color .25s}.diary-input-container textarea:focus{border-color:var(--primary-color);background:#fff}.char-count{position:absolute;bottom:10px;right:15px;font-size:11px;color:#9ca3af}.submit-btn{background:var(--primary-color);color:#fff;border:none;padding:14px 20px;border-radius:50px;font-size:16px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:all .25s;box-shadow:0 4px 15px #ff85a24d}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ff85a266}.submit-btn:disabled{background:#d1d5db;box-shadow:none;cursor:not-allowed;transform:none}.spinner{width:18px;height:18px;border:3px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(360deg)}}.calendar-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.calendar-header h3{margin:0;font-size:18px;color:var(--text-dark)}.icon-btn{border:none;background:#fff;width:36px;height:36px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-main);box-shadow:0 2px 6px #0000000d}.calendar-weekdays{display:grid;grid-template-columns:repeat(7,1fr);text-align:center;font-weight:600;font-size:13px;color:#9ca3af;margin-bottom:10px}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-bottom:20px}.calendar-cell{aspect-ratio:1;background:#ffffff80;border-radius:12px;display:flex;flex-direction:column;justify-content:space-between;align-items:center;padding:6px;font-size:12px;cursor:default;transition:all .2s}.calendar-cell.has-entry{cursor:pointer;box-shadow:0 2px 6px #00000008}.calendar-cell.has-entry:hover{transform:scale(1.08);box-shadow:0 4px 12px #00000014}.day-num{font-weight:600;color:#4b5563}.calendar-emoji{font-size:16px}.calendar-legend{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.legend-item{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px}.chart-container{background:#fff;border-radius:var(--radius-md);padding:16px;border:1px solid rgba(0,0,0,.03)}.empty-chart{display:flex;flex-direction:column;align-items:center;justify-content:center;height:180px;color:#9ca3af;font-size:13px;text-align:center}.summary-box{background:#fff;padding:14px;border-radius:var(--radius-md);border:1px solid rgba(0,0,0,.03)}.empty-panel{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;text-align:center;color:#9ca3af;padding:20px}.empty-illustration{font-size:64px;margin-bottom:15px;animation:pulse 2s infinite}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.empty-panel h3{color:var(--text-dark);margin-bottom:8px}.empty-panel p{font-size:13px;line-height:1.6}.detail-panel{animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.detail-date{font-size:13px;font-weight:700;color:#9ca3af;background:#fff;padding:4px 12px;border-radius:50px}.delete-btn{background:transparent;border:none;color:#9ca3af;cursor:pointer;padding:4px;border-radius:50%;transition:all .2s}.delete-btn:hover{color:#ef4444;background:#fee2e2}.detail-mood-badge{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-md);margin-bottom:20px}.section-title{margin:0 0 8px;font-size:14px;font-weight:700;color:var(--text-dark)}.user-text{background:#fff;padding:14px;border-radius:var(--radius-md);font-size:14px;line-height:1.6;color:var(--text-main);margin:0 0 20px;border:1px solid rgba(0,0,0,.02)}.detail-ai-reply{background:linear-gradient(135deg,#fff5f7,#f5f3ff);padding:16px;border-radius:var(--radius-md);border-left:4px solid var(--primary-color)}.ai-text{font-size:13.5px;line-height:1.6;color:#5b21b6;margin:0}.recent-list-section{margin-top:10px}.section-title-main{font-size:16px;color:var(--text-dark);margin-bottom:12px}.recent-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}@media (max-width: 768px){.recent-grid{grid-template-columns:repeat(2,1fr)}}.recent-item-card{background:var(--card-bg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:16px;border-radius:var(--radius-md);cursor:pointer;border:1px solid rgba(255,255,255,.6);transition:all .25s}.recent-item-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-soft)}.recent-item-card.active{border-color:var(--primary-color);background:#fff}.recent-item-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.recent-emoji{font-size:20px}.recent-date{font-size:11px;color:#9ca3af}.recent-text{font-size:12px;color:#6b7280;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}