html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;margin:0;padding:0;background-color:#f5f5f5}.app-header{width:100%;background:#fff;border-bottom:1px solid #e0e0e0;box-shadow:0 2px 4px #0000001a;position:sticky;top:0;z-index:100}.header-container{max-width:1400px;margin:0 auto;padding:15px;display:flex;justify-content:space-between;align-items:center}.header-controls{display:flex;align-items:center;gap:30px}.header-version-selector{display:flex;align-items:center;gap:10px}.header-version-selector label{font-size:.9em;font-weight:600;color:#333}.header-version-buttons{display:flex;gap:8px}.header-version-btn{padding:6px 12px;border:2px solid #4CAF50;background:transparent;color:#4caf50;border-radius:20px;cursor:pointer;font-size:.8em;font-weight:500;transition:all .3s ease}.header-version-btn.active{background:#4caf50;color:#fff}.header-version-btn:hover{opacity:.8;transform:translateY(-1px)}@media (max-width: 768px){.header-container{flex-direction:column;gap:15px;padding:10px}.header-controls{flex-direction:column;gap:15px;width:100%}.app-header h1{font-size:1.2em;text-align:center}.header-nav{justify-content:center;flex-wrap:wrap}.header-version-selector{justify-content:center}}.app-header h1{margin:0;font-size:1.4em;font-weight:600;color:#333}.header-nav{display:flex;gap:20px;align-items:center}.nav-link{color:#666;text-decoration:none;font-size:.9em;font-weight:500;padding:8px 16px;border-radius:20px;transition:all .3s ease;border:1px solid transparent}.nav-link:hover{color:#2196f3;background-color:#2196f31a;border-color:#2196f333}.dashboard-container{max-width:1400px;margin:0 auto;background-color:#f8f9fa;padding:30px 20px}.dashboard-section{scroll-margin-top:80px}.dashboard-section{background:#fff;border-radius:15px;margin-bottom:30px;box-shadow:0 1px 3px #0000000f;border:1px solid rgba(0,0,0,.06);overflow:hidden;scroll-margin-top:80px}.section-header{background:linear-gradient(145deg,#f8f9fa,#e9ecef);padding:20px 30px;border-bottom:1px solid rgba(0,0,0,.06)}.section-header h2{margin:0;color:#333;font-size:1.6em;font-weight:600}.section-content{padding:30px}.brand-stats-container{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin:20px}.brand-stat-section{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px #00000014;border:2px solid transparent;transition:all .3s ease}.brand-stat-section.panasonic{border-color:#2196f3}.brand-stat-section.haier{border-color:#4caf50}.brand-stat-section:hover{transform:translateY(-1px);box-shadow:0 2px 6px #0000001f}.brand-stat-header{padding:15px;text-align:center;color:#fff}.brand-stat-section.panasonic .brand-stat-header{background:linear-gradient(135deg,#2196f3,#1976d2)}.brand-stat-section.haier .brand-stat-header{background:linear-gradient(135deg,#4caf50,#388e3c)}.brand-stat-header h3{margin:0;font-size:1.3em;font-weight:600;display:flex;align-items:center;justify-content:center;gap:10px}.brand-stat-section.panasonic .brand-stat-header h3{text-shadow:0 1px 2px rgba(25,118,210,.3)}.brand-stat-section.haier .brand-stat-header h3{text-shadow:0 1px 2px rgba(56,142,60,.3)}.brand-stat-header i{font-size:1.2em}.brand-stat-content{display:grid;grid-template-columns:1fr 1fr;gap:15px;padding:25px;background:#fafafa}.brand-stat-content-compact{display:flex;justify-content:space-between;align-items:center;padding:15px 25px;background:#fafafa;gap:20px}.stat-card{background:#fff;padding:20px;border-radius:10px;text-align:center;box-shadow:0 1px 3px #0000000f;border:1px solid #e0e0e0;transition:all .3s ease}.stat-card:hover{transform:translateY(-1px);box-shadow:0 2px 6px #0000001a}.stat-card.positive{border-left:4px solid #f44336;background:linear-gradient(145deg,#ffebee,#fff)}.stat-card.negative{border-left:4px solid #2196F3;background:linear-gradient(145deg,#e3f2fd,#fff)}.stat-number{font-size:2em;font-weight:700;margin-bottom:8px;color:#333}.stat-card.positive .stat-number{color:#d32f2f}.stat-card.negative .stat-number{color:#1976d2}.stat-label{font-size:.9em;color:#666;font-weight:500}.stat-item-compact{display:flex;flex-direction:column;align-items:center;text-align:center;min-width:90px;flex:1}.stat-value{font-size:1.4em;font-weight:700;color:#333;margin-bottom:4px}.stat-item-compact.positive .stat-value{color:#d32f2f}.stat-item-compact.negative .stat-value{color:#1976d2}.stat-item-compact.irrelevant .stat-value{color:#757575}.stat-label-compact{font-size:.75em;color:#666;font-weight:500}.tweet-section-inner{background:#fff;overflow:hidden;background:linear-gradient(145deg,#fff,#f8f9fa);border:1px solid #e0e0e0;border-radius:12px}.chart-container{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:25px;margin-bottom:25px;box-shadow:0 1px 3px #0000000f;transition:all .3s ease}.chart-container:hover{transform:translateY(-1px);box-shadow:0 2px 6px #0000001a}.chart-inner{background:transparent;padding:0;margin:0}.chart-header,.pie-chart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:25px;padding-bottom:15px;border-bottom:1px solid #e0e0e0}.chart-title{margin:0;font-size:1.3em;color:#333;font-weight:600}.chart-title.panasonic-brand{color:#1976d2}.chart-title.haier-brand{color:#388e3c}.chart-filter{display:flex;align-items:center}.chart-canvas{max-height:500px}.tweet-section{margin-bottom:0}.tweet-section h2{text-align:center;color:#333;margin-bottom:20px;font-size:1.8em;border-bottom:2px solid #2196F3;padding-bottom:10px}.control-group:first-child{margin-bottom:20px}.control-group label{font-weight:700;color:#333;font-size:.9em;display:block;margin-bottom:10px}.button-group{display:flex;flex-wrap:wrap;gap:8px}.control-btn{padding:8px 16px;border:1px solid #ddd;border-radius:4px;background-color:#fff;color:#333;font-size:.9em;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:8px}.control-btn:hover{background-color:#f0f0f0}.control-btn.active{background-color:#2196f3;color:#fff;border-color:#2196f3}.tweet-display{background-color:#fafafa;border:1px solid #ddd;border-radius:8px;padding:15px;margin:15px;max-height:600px;overflow-y:auto}.tweet-header h3{margin-top:0}.tweet-columns{display:grid;grid-template-columns:1fr 1fr;gap:20px;width:100%;max-width:100%;overflow:hidden}.tweet-column{background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:15px;width:100%;max-width:100%;overflow:hidden;box-sizing:border-box}.tweet-column h4{margin:0 0 15px;padding:8px 12px;border-radius:4px;text-align:center;font-size:1.1em}.tweet-column.positive h4{background-color:#ffebee;color:#c62828}.tweet-column.negative h4{background-color:#e3f2fd;color:#1565c0}.tweet-list{display:flex;flex-direction:column;gap:0;max-height:400px;overflow-y:auto;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:#ccc #f9f9f9}.tweet-list::-webkit-scrollbar{width:6px}.tweet-list::-webkit-scrollbar-track{background:#f9f9f9;border-radius:3px}.tweet-list::-webkit-scrollbar-thumb{background:#ccc;border-radius:3px}.tweet-list::-webkit-scrollbar-thumb:hover{background:#999}.tweet-item{background-color:#fff;border:1px solid #e0e0e0;border-radius:8px;padding:12px 15px;box-shadow:0 1px 3px #0000001a;width:100%;max-width:100%;box-sizing:border-box;display:block;margin-bottom:12px;transition:box-shadow .2s ease}.tweet-item.positive{border-left:4px solid #f44336}.tweet-item.negative{border-left:4px solid #2196F3}.tweet-item:hover{box-shadow:0 2px 8px #00000026}.tweet-content{color:#333;line-height:1.6;word-wrap:break-word;word-break:break-word;overflow-wrap:break-word;white-space:pre-wrap;max-width:100%;margin:0;padding:0;font-size:.8em}.loading-container{position:fixed;top:0;left:0;width:100%;height:100%;background-color:#ffffffe6;display:flex;justify-content:center;align-items:center;z-index:9999}.loading-content{text-align:center;background:#fff;padding:40px;border-radius:10px;box-shadow:0 4px 20px #0000001a}.loading-title{font-size:1.5em;margin-bottom:20px;color:#333}.progress-bar{width:300px;height:20px;background-color:#f0f0f0;border-radius:10px;overflow:hidden;margin-bottom:10px}.progress-fill{height:100%;background:linear-gradient(90deg,#2196f3,#1976d2);width:0%;transition:width .3s ease}.progress-text{color:#666;font-size:.9em}.spinner{border:4px solid #f3f3f3;border-top:4px solid #2196F3;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:0 auto 20px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.pie-charts-container{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-bottom:40px;width:100%;max-width:100%;overflow:hidden}.pie-chart-left,.pie-chart-right{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:25px;transition:all .3s ease;width:100%;max-width:100%;box-sizing:border-box;overflow:hidden;box-shadow:0 1px 3px #0000000f}.pie-chart-left{border-left:3px solid #2196F3}.pie-chart-right{border-left:3px solid #4CAF50}.sentiment-charts-vertical{display:flex;flex-direction:column;gap:30px;margin-bottom:40px}.sentiment-chart-full{background:#fff;border:1px solid rgba(0,0,0,.08);border-radius:12px;padding:25px;transition:all .3s ease;width:100%;box-sizing:border-box;box-shadow:0 1px 3px #0000000f}.sentiment-chart-full:first-child{border-left:3px solid #2196F3}.sentiment-chart-full:last-child{border-left:3px solid #4CAF50}.sentiment-chart-full:hover{transform:translateY(-1px);box-shadow:0 2px 6px #0000001a}.filter-buttons{display:flex;gap:10px;justify-content:center}.filter-btn{padding:10px 20px;border:2px solid #e0e0e0;border-radius:25px;background:linear-gradient(145deg,#fff,#f8f9fa);color:#555;font-size:.9em;font-weight:600;cursor:pointer;transition:all .3s ease;position:relative;overflow:hidden;min-width:80px;text-align:center}.filter-btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px #00000026;border-color:#4caf50}.filter-btn.active{background:linear-gradient(145deg,#4caf50,#45a049);color:#fff;border-color:#4caf50;box-shadow:0 4px 15px #4caf504d;transform:translateY(-1px)}.filter-btn[data-chart=bar]:nth-child(1){background:linear-gradient(145deg,#f3e5f5,#e1bee7);border-color:#9c27b0}.filter-btn[data-chart=bar]:nth-child(1).active{background:linear-gradient(145deg,#9c27b0,#7b1fa2)}.filter-btn[data-chart=bar]:nth-child(2){background:linear-gradient(145deg,#ffebee,#ffcdd2);border-color:#f44336}.filter-btn[data-chart=bar]:nth-child(2).active{background:linear-gradient(145deg,#f44336,#d32f2f)}.filter-btn[data-chart=bar]:nth-child(3){background:linear-gradient(145deg,#e3f2fd,#bbdefb);border-color:#2196f3}.filter-btn[data-chart=bar]:nth-child(3).active{background:linear-gradient(145deg,#2196f3,#1976d2)}.filter-btn[data-chart=radar]:nth-child(1){background:linear-gradient(145deg,#f3e5f5,#e1bee7);border-color:#9c27b0}.filter-btn[data-chart=radar]:nth-child(1).active{background:linear-gradient(145deg,#9c27b0,#7b1fa2)}.filter-btn[data-chart=radar]:nth-child(2){background:linear-gradient(145deg,#ffebee,#ffcdd2);border-color:#f44336}.filter-btn[data-chart=radar]:nth-child(2).active{background:linear-gradient(145deg,#f44336,#d32f2f)}.filter-btn[data-chart=radar]:nth-child(3){background:linear-gradient(145deg,#e3f2fd,#bbdefb);border-color:#2196f3}.filter-btn[data-chart=radar]:nth-child(3).active{background:linear-gradient(145deg,#2196f3,#1976d2)}.control-btn{padding:10px 16px;border:1px solid #e0e0e0;border-radius:15px;background:linear-gradient(145deg,#fff,#f8f9fa);color:#555;font-size:.9em;font-weight:500;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;gap:8px;position:relative;overflow:hidden}.control-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026;border-color:#4caf50}.control-btn.active{background:linear-gradient(145deg,#4caf50,#45a049);color:#fff;border-color:#4caf50;transform:translateY(-1px)}.control-btn i{font-size:1em;min-width:16px}.category-buttons .control-btn{background:linear-gradient(145deg,#fff,#f0f4f8);border-color:#d1d9e0;font-size:.85em;padding:3px 10px 5px 8px}.category-buttons .control-btn:hover{border-color:#2196f3;background:linear-gradient(145deg,#e3f2fd,#bbdefb)}.category-buttons .control-btn.active{background:linear-gradient(145deg,#2196f3,#1976d2);border-color:#2196f3;box-shadow:0 4px 12px #2196f34d}.control-group:first-child .button-group .control-btn:first-child{background:linear-gradient(145deg,#e3f2fd,#bbdefb);border-color:#2196f3}.control-group:first-child .button-group .control-btn:first-child.active{background:linear-gradient(145deg,#2196f3,#1976d2)}.control-group:first-child .button-group .control-btn:last-child{background:linear-gradient(145deg,#e8f5e8,#c8e6c9);border-color:#4caf50}.control-group:first-child .button-group .control-btn:last-child.active{background:linear-gradient(145deg,#4caf50,#45a049)}.tweet-controls{padding:25px}.control-group label{font-weight:600;color:#333;font-size:1em;display:block;margin-bottom:12px;text-transform:uppercase;letter-spacing:.5px}@media (max-width: 768px){.header-container{padding:15px;flex-direction:column;gap:15px;text-align:center}.app-header h1{font-size:1.2em}.header-nav{justify-content:center}.nav-link{font-size:.8em;padding:6px 12px}.dashboard-container{padding:20px 15px}.section-content{padding:20px}.brand-stats-container{grid-template-columns:1fr;gap:20px}.brand-stat-content{grid-template-columns:1fr;gap:10px}.brand-stat-content-compact{flex-direction:column;gap:15px;padding:15px}.stat-item-compact{min-width:auto}.tweet-columns{grid-template-columns:1fr}.sentiment-charts-container,.pie-charts-container{grid-template-columns:1fr;gap:20px}.category-buttons{gap:8px}.category-buttons .control-btn{font-size:.8em;padding:6px 10px}}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.App{width:100%;text-align:left}