:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh}#root{width:100%}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);min-height:100vh}.app{min-height:100vh;padding:20px}.header{text-align:center;padding:40px 20px;color:#fff}.header h1{font-size:2.5rem;margin-bottom:10px;text-shadow:2px 2px 4px rgba(0,0,0,.2)}.header p{font-size:1.1rem;opacity:.9}.search-section{max-width:600px;margin:0 auto 30px;padding:0 20px}.search-input{width:100%;padding:15px 25px;font-size:1rem;border:none;border-radius:50px;background:white;box-shadow:0 4px 15px #0000001a;outline:none;transition:box-shadow 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#667eea26}.modal-live-time{font-size:.95rem;color:#667eea;font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:8px}.modal-live-topic{font-size:1.2rem;color:#333;margin-bottom:8px;font-weight:600}.modal-live-desc{font-size:.9rem;color:#666;line-height:1.5}.modal-actions{display:flex;justify-content:center;gap:15px;flex-wrap:wrap}.modal-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 30px;border-radius:30px;font-weight:600;font-size:.95rem;text-decoration:none;transition:all .3s ease;cursor:pointer}.modal-btn-primary{background:linear-gradient(135deg,#f54b5a 0%,#e83d50 100%);color:#fff;box-shadow:0 4px 15px #f54b5a4d}.modal-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #f54b5a66}.modal-btn-secondary{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;box-shadow:0 4px 15px #667eea4d}.modal-btn-secondary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.live-float-button{position:fixed;right:20px;bottom:80px;display:flex;flex-direction:column;align-items:center;gap:5px;padding:15px 12px;background:linear-gradient(135deg,#f54b5a 0%,#e83d50 100%);color:#fff;border:none;border-radius:50px;cursor:pointer;box-shadow:0 4px 20px #f54b5a66;transition:all .3s ease;z-index:999;animation:pulse 2s infinite}@keyframes pulse{0%,to{box-shadow:0 4px 20px #f54b5a66}50%{box-shadow:0 4px 30px #f54b5a99}}.live-float-button:hover{transform:scale(1.1);box-shadow:0 6px 25px #f54b5a80}.live-button-icon{font-size:1.5rem;line-height:1}.live-button-text{font-size:.8rem;font-weight:600}.category-tab{padding:10px 20px;border:none;border-radius:25px;background:rgba(255,255,255,.2);color:#fff;font-size:.95rem;cursor:pointer;transition:all .3s;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.category-tab:hover{background:rgba(255,255,255,.3)}.category-tab.active{background:white;color:#667eea}.main-content{max-width:1200px;margin:0 auto}.category-section{margin-bottom:40px}.category-title{color:#fff;font-size:1.5rem;margin-bottom:20px;padding-left:10px;border-left:4px solid rgba(255,255,255,.5)}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.tool-card{display:flex;align-items:center;padding:20px;background:white;border-radius:16px;text-decoration:none;color:inherit;box-shadow:0 4px 15px #0000001a;transition:all .3s ease}.tool-card:hover{transform:translateY(-5px);box-shadow:0 8px 25px #0003}.tool-icon{font-size:2.5rem;margin-right:15px;flex-shrink:0}.tool-info{flex:1}.tool-name{font-size:1.1rem;font-weight:600;color:#333;margin-bottom:5px}.tool-category{font-size:.8rem;color:#667eea;margin-bottom:5px;font-weight:500}.tool-desc{font-size:.85rem;color:#666;line-height:1.4}.about-section{max-width:800px;margin:40px auto;padding:0 20px}.about-content{background:rgba(255,255,255,.95);border-radius:16px;padding:30px;text-align:center;box-shadow:0 8px 25px #00000026}.about-title{font-size:1.8rem;color:#667eea;margin-bottom:15px;font-weight:600}.about-text{font-size:1rem;line-height:1.8;color:#333;margin-bottom:20px}.about-link{display:inline-block;padding:12px 30px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;text-decoration:none;border-radius:25px;font-weight:600;transition:all .3s ease;box-shadow:0 4px 15px #667eea4d}.about-link:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea66}.footer{text-align:center;padding:40px 20px;color:#fffc;font-size:.9rem}@media (max-width: 768px){.header h1{font-size:1.8rem}.tools-grid{grid-template-columns:1fr}.category-tabs{gap:8px}.category-tab{padding:8px 15px;font-size:.85rem}.modal-content{padding:25px 20px}.modal-title{font-size:1.5rem}.modal-live-info{gap:12px}.modal-live-item{padding:18px}.modal-live-topic{font-size:1.1rem}.modal-actions{flex-direction:column;align-items:stretch}.modal-btn{justify-content:center;padding:12px 25px}.modal-close{top:10px;right:10px;width:35px;height:35px;font-size:1.8rem}.live-float-button{right:15px;bottom:70px;padding:12px 10px}.live-button-icon{font-size:1.3rem}.live-button-text{font-size:.75rem}}@media (max-width: 480px){.live-preview-title{font-size:1.3rem}.live-time{font-size:.85rem}.live-topic{font-size:1rem}.live-desc{font-size:.85rem}}