:root{--light-bg: #f5f5f5;--light-card-bg: #ffffff;--light-text: #333333;--light-text-secondary: #666666;--light-border: #e0e0e0;--light-shadow: rgba(0, 0, 0, .1);--dark-bg: #1a1a1a;--dark-card-bg: #2d2d2d;--dark-text: #e0e0e0;--dark-text-secondary: #a0a0a0;--dark-border: #404040;--dark-shadow: rgba(0, 0, 0, .3);--primary: #4a90e2;--primary-hover: #357abd;--success: #5cb85c;--error: #d9534f;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;min-height:100vh}#root{min-height:100vh}.app.light-mode{background-color:var(--light-bg);color:var(--light-text);min-height:100vh;transition:background-color .3s ease,color .3s ease}.light-mode .feedback-form,.light-mode .summary-panel{background-color:var(--light-card-bg);border:1px solid var(--light-border);box-shadow:0 2px 8px var(--light-shadow)}.light-mode .rating-chip{background-color:var(--light-card-bg);border:2px solid var(--light-border);color:var(--light-text)}.light-mode .rating-chip:hover:not(:disabled){border-color:var(--primary);background-color:#f0f8ff}.light-mode .comment-textarea{background-color:var(--light-card-bg);border:2px solid var(--light-border);color:var(--light-text)}.light-mode .stat-label,.light-mode .comment-date{color:var(--light-text-secondary)}.app.dark-mode{background-color:var(--dark-bg);color:var(--dark-text);min-height:100vh;transition:background-color .3s ease,color .3s ease}.dark-mode .feedback-form,.dark-mode .summary-panel{background-color:var(--dark-card-bg);border:1px solid var(--dark-border);box-shadow:0 2px 8px var(--dark-shadow)}.dark-mode .rating-chip{background-color:var(--dark-card-bg);border:2px solid var(--dark-border);color:var(--dark-text)}.dark-mode .rating-chip:hover:not(:disabled){border-color:var(--primary);background-color:#1a2332}.dark-mode .comment-textarea{background-color:var(--dark-card-bg);border:2px solid var(--dark-border);color:var(--dark-text)}.dark-mode .stat-label,.dark-mode .comment-date{color:var(--dark-text-secondary)}.container{max-width:1200px;margin:0 auto;padding:2rem}.app-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.app-header h1{font-size:2rem;font-weight:600}.theme-toggle{display:flex;align-items:center;justify-content:center;background-color:silver;border:none;font-size:1.25rem;color:#333;cursor:pointer;padding:.625rem 1rem;border-radius:8px;transition:all .2s ease;box-shadow:0 2px 4px #0000001a}.theme-toggle:hover{background-color:#a8a8a8;transform:translateY(-1px);box-shadow:0 4px 8px #00000026}.theme-toggle:active{transform:translateY(0);box-shadow:0 2px 4px #0000001a}.theme-toggle svg{width:20px;height:20px}.dark-mode .theme-toggle{background-color:#8a8a8a;color:#fff}.dark-mode .theme-toggle:hover{background-color:#707070}.content{display:grid;grid-template-columns:1fr 1fr;gap:2rem}@media (max-width: 768px){.content{grid-template-columns:1fr}}.feedback-form{padding:2rem;border-radius:12px;transition:background-color .3s ease}.feedback-form h2{margin-bottom:1.5rem;font-size:1.5rem;font-weight:500}.rating-chips,.name-input{margin-bottom:1.5rem}.name-label{display:block;margin-bottom:.75rem;font-weight:500}.name-field{width:100%;padding:.75rem;border-radius:8px;font-family:inherit;font-size:1rem;transition:border-color .2s ease}.light-mode .name-field{background-color:var(--light-card-bg);border:2px solid var(--light-border);color:var(--light-text)}.dark-mode .name-field{background-color:var(--dark-card-bg);border:2px solid var(--dark-border);color:var(--dark-text)}.name-field:focus{outline:none;border-color:var(--primary)}.name-field:disabled{opacity:.5;cursor:not-allowed}.name-field::placeholder{opacity:.5}.rating-label{display:block;margin-bottom:.75rem;font-weight:500}.chips-container{display:flex;gap:.75rem;flex-wrap:wrap}.rating-chip{width:50px;height:50px;border-radius:50%;font-size:1.25rem;font-weight:600;cursor:pointer;transition:all .2s ease}.rating-chip:hover:not(:disabled){transform:translateY(-2px)}.rating-chip.selected{background-color:var(--primary)!important;border-color:var(--primary)!important;color:#fff;transform:scale(1.1)}.rating-chip:disabled{opacity:.5;cursor:not-allowed}.comment-box{margin-bottom:1.5rem}.comment-label{display:block;margin-bottom:.75rem;font-weight:500}.comment-textarea{width:100%;padding:.75rem;border-radius:8px;font-family:inherit;font-size:1rem;resize:vertical;transition:border-color .2s ease}.comment-textarea:focus{outline:none;border-color:var(--primary)}.comment-textarea:disabled{opacity:.5;cursor:not-allowed}.comment-textarea::placeholder{opacity:.5}.submit-button{width:100%;padding:.875rem 1.5rem;background-color:var(--primary);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:background-color .2s ease}.submit-button:hover:not(:disabled){background-color:var(--primary-hover)}.submit-button:disabled{opacity:.6;cursor:not-allowed}.confirmation-message{background-color:var(--success);color:#fff;padding:1rem;border-radius:8px;margin-bottom:1rem;font-weight:500;text-align:center;animation:slideIn .3s ease}.validation-error{background-color:var(--error);color:#fff;padding:1rem;border-radius:8px;margin-bottom:1rem;font-weight:500;text-align:center}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.summary-panel{padding:2rem;border-radius:12px;transition:background-color .3s ease}.summary-panel h2{margin-bottom:1.5rem;font-size:1.5rem;font-weight:500}.summary-panel h3{margin-bottom:1rem;font-size:1.25rem;font-weight:500}.no-data{opacity:.6;text-align:center;padding:2rem}.summary-stats{margin-bottom:2rem}.stat-item{display:flex;justify-content:space-between;padding:.75rem 0;border-bottom:1px solid var(--light-border)}.dark-mode .stat-item{border-bottom-color:var(--dark-border)}.stat-label{font-weight:500}.stat-value{font-weight:600;font-size:1.125rem;color:var(--primary)}.feedback-logs{margin-top:2rem}.logs-list{list-style:none;max-height:600px;overflow-y:auto}.log-item{padding:1rem;margin-bottom:1rem;border-radius:8px;background-color:#4a90e20d;border-left:3px solid var(--primary)}.log-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem;flex-wrap:wrap;gap:.5rem}.log-name{font-weight:600;font-size:1rem;color:var(--primary)}.log-rating{display:inline-block;background-color:var(--primary);color:#fff;padding:.25rem .75rem;border-radius:12px;font-size:.875rem;font-weight:500}.log-comment{margin:.5rem 0;line-height:1.5}.log-date{font-size:.875rem;display:block;margin-top:.5rem}.light-mode .log-date{color:var(--light-text-secondary)}.dark-mode .log-date{color:var(--dark-text-secondary)}