:root{--happy-color: #FFF176;--sad-color: #90CAF9;--angry-color: #EF9A9A;--relaxed-color: #A5D6A7;--happy-text: #5D4037;--sad-text: #1A237E;--angry-text: #B71C1C;--relaxed-text: #1B5E20;--neutral-bg: #f7f9fc;--neutral-text: #333;--border-radius: 8px;--shadow: 0 4px 6px rgba(0, 0, 0, .1);--transition-time: .3s}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Poppins,sans-serif;line-height:1.5;min-height:100vh;background-color:var(--neutral-bg);color:var(--neutral-text);transition:background-color var(--transition-time) ease}h1,h2,h3{line-height:1.2}#app{max-width:600px;margin:0 auto;padding:2rem;text-align:center}.navbar{position:fixed;top:0;left:0;right:0;background:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 4px #0000001a;z-index:1000}.nav-content{max-width:1200px;margin:0 auto;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center}.nav-left{display:flex;flex-direction:column;gap:.25rem}.nav-right{display:flex;align-items:center;gap:1rem}.nav-logo{font-size:1.25rem;font-weight:700}.nav-description{font-size:.9rem;color:#666}.nav-link{background:none;border:1px solid #ddd;color:#333;padding:.5rem 1rem;border-radius:20px;cursor:pointer;font-family:inherit;font-size:.9rem;transition:all .3s ease}.nav-link:hover{background-color:#f0f0f0;border-color:#999}.hamburger{display:none;flex-direction:column;background:none;border:none;cursor:pointer;padding:.5rem;gap:3px}.hamburger span{width:20px;height:2px;background-color:#333;transition:all .3s ease}.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.hamburger.active span:nth-child(2){opacity:0}.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(7px,-6px)}.mobile-menu{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;box-shadow:0 2px 10px #0000001a;padding:1rem}.mobile-menu.active{display:block}.mobile-nav-link{display:block;width:100%;background:none;border:1px solid #ddd;color:#333;padding:.75rem;border-radius:8px;cursor:pointer;font-family:inherit;text-align:center}.mobile-nav-link:hover{background-color:#f0f0f0}.mood-guide-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:2000;opacity:0;visibility:hidden;transition:all .3s ease}.mood-guide-overlay.active{opacity:1;visibility:visible}.mood-guide-modal{background:#fff;border-radius:12px;max-width:800px;max-height:90vh;width:90%;overflow-y:auto;box-shadow:0 20px 40px #0003;transform:scale(.9);transition:transform .3s ease}.mood-guide-overlay.active .mood-guide-modal{transform:scale(1)}.mood-guide-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;border-bottom:1px solid #eee}.mood-guide-header h2{margin:0;color:#333}.close-btn{background:none;border:none;font-size:1.5rem;cursor:pointer;color:#666;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .3s ease}.close-btn:hover{background-color:#f0f0f0;color:#333}.mood-guide-content{padding:1.5rem}.mood-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1rem;margin-bottom:2rem}.mood-card{background:#f8f9fa;padding:1.5rem;border-radius:8px;text-align:center}.mood-icon{font-size:2rem;margin-bottom:.5rem}.mood-card h3{margin:.5rem 0;color:#333}.mood-card p{color:#666;line-height:1.5;margin:0}.mood-tips{background:#e3f2fd;padding:1.5rem;border-radius:8px}.mood-tips h3{margin:0 0 1rem;color:#1565c0}.mood-tips ul{margin:0;padding-left:1.5rem;color:#333}.mood-tips li{margin-bottom:.5rem;line-height:1.5}.app-container{display:flex;flex-direction:column;min-height:100vh;padding:5rem 1rem 2rem}.header{margin-bottom:2rem}.title{font-size:2rem;font-weight:700;margin-bottom:1rem}.subtitle{font-size:1.1rem;font-weight:300;margin-bottom:2rem}.mood-container{display:flex;justify-content:center;flex-wrap:wrap;gap:1rem;margin-bottom:2rem}.mood-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100px;height:100px;border-radius:50%;border:none;background-color:#fff;box-shadow:var(--shadow);cursor:pointer;transition:transform var(--transition-time) ease;padding:.5rem}.mood-btn:hover{transform:translateY(-4px)}.mood-btn.active{transform:scale(1.1);border:3px solid currentColor}.mood-btn.animated{animation:scaleButton .5s ease}.mood-emoji{font-size:2.5rem;margin-bottom:.5rem}.mood-label{font-size:.9rem;font-weight:500}.todo-container{width:100%;max-width:500px;margin:0 auto;opacity:0;transform:translateY(20px);transition:opacity var(--transition-time) ease,transform var(--transition-time) ease}.todo-container.visible{opacity:1;transform:translateY(0)}.mood-message{font-size:1.2rem;font-weight:500;margin-bottom:1.5rem}.todo-list{list-style:none;text-align:left;margin-bottom:1.5rem}.todo-item{display:flex;flex-direction:column;padding:.75rem;margin-bottom:.5rem;background-color:#ffffffb3;border-radius:var(--border-radius);box-shadow:var(--shadow);transition:all var(--transition-time) ease;animation:fadeIn .5s ease forwards;opacity:0;cursor:grab}.todo-item>div:first-child{display:flex;align-items:center;gap:1rem}.todo-item.dragging{opacity:.5;cursor:grabbing}.todo-item.dragover{border:2px dashed #666;transform:scale(1.02)}.todo-item:nth-child(1){animation-delay:.1s}.todo-item:nth-child(2){animation-delay:.2s}.todo-item:nth-child(3){animation-delay:.3s}.todo-item:nth-child(4){animation-delay:.4s}.todo-item:nth-child(5){animation-delay:.5s}.todo-checkbox{margin-right:1rem;width:1.2rem;height:1.2rem;cursor:pointer}.todo-text{flex-grow:1;transition:all var(--transition-time) ease}.todo-text.completed{text-decoration:line-through;opacity:.6;color:#666}.todo-delete{background-color:#ff5252;border:none;color:#fff;width:24px;height:24px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1rem;transition:all var(--transition-time) ease;box-shadow:0 2px 4px #f4433633}.todo-delete:hover{background-color:#ff1744;transform:scale(1.1);box-shadow:0 3px 6px #f443364d}.add-todo-form{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.add-todo-input{width:100%;padding:.75rem;border:1px solid #ddd;border-radius:var(--border-radius);font-family:inherit;font-size:1rem}.todo-form-row{display:flex;gap:.5rem;margin-bottom:1rem}.todo-form-group{flex:1}.todo-form-group select,.todo-form-group input[type=date]{width:100%;padding:.5rem;border:1px solid #ddd;border-radius:var(--border-radius);font-family:inherit}.add-todo-btn{border:none;background-color:#4caf50;color:#fff;padding:.75rem 1.5rem;border-radius:var(--border-radius);cursor:pointer;font-family:inherit;font-weight:500;transition:background-color var(--transition-time) ease}.add-todo-btn:hover{background-color:#388e3c}.todo-priority{display:inline-block;padding:.2rem .5rem;border-radius:12px;font-size:.8rem;margin-right:.5rem}.priority-high{background-color:#ffebee;color:#c62828}.priority-medium{background-color:#fff3e0;color:#ef6c00}.priority-low{background-color:#e8f5e9;color:#2e7d32}.todo-category{font-size:.8rem;color:#666;margin-right:.5rem}.todo-due-date{font-size:.8rem;color:#666;margin-left:auto}.todo-details{display:flex;align-items:center;margin-top:.5rem;padding-top:.5rem;border-top:1px solid rgba(0,0,0,.1)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleButton{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}@media (max-width: 600px){.nav-content{padding:1rem}.nav-left{flex:1}.nav-link{display:none}.hamburger{display:flex}.mood-info{grid-template-columns:1fr}.mood-guide-modal{width:95%;max-height:85vh}.mood-guide-content{padding:1rem}}@media (max-width: 600px){.mood-container{gap:.5rem}.mood-btn{width:80px;height:80px}.mood-emoji{font-size:2rem}.mood-label{font-size:.8rem}.title{font-size:1.7rem}}