:root{--tg-theme-bg-color: #ffffff;--tg-theme-text-color: #000000;--tg-theme-hint-color: #999999;--tg-theme-link-color: #2481cc;--tg-theme-button-color: #2481cc;--tg-theme-button-text-color: #ffffff;--tg-theme-secondary-bg-color: #f1f1f1}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;background-color:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);min-height:100vh;overflow-x:hidden}#root{min-height:100vh;display:flex;flex-direction:column}.container{padding:16px;max-width:480px;margin:0 auto;width:100%}.btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:14px 20px;border:none;border-radius:12px;font-size:16px;font-weight:500;cursor:pointer;transition:opacity .2s,transform .1s}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color)}.btn-secondary{background-color:var(--tg-theme-secondary-bg-color);color:var(--tg-theme-text-color)}.card{background-color:var(--tg-theme-secondary-bg-color);border-radius:12px;padding:12px;margin-bottom:12px}.input{width:100%;padding:14px 16px;border:1px solid var(--tg-theme-hint-color);border-radius:12px;font-size:16px;background-color:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);outline:none}.input:focus{border-color:var(--tg-theme-button-color)}.input::placeholder{color:var(--tg-theme-hint-color)}.text-hint{color:var(--tg-theme-hint-color);font-size:14px}.text-link{color:var(--tg-theme-link-color)}.loading{display:flex;justify-content:center;align-items:center;padding:40px}.spinner{width:32px;height:32px;border:3px solid var(--tg-theme-secondary-bg-color);border-top-color:var(--tg-theme-button-color);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.menu-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}.menu-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:24px 16px;background-color:var(--tg-theme-secondary-bg-color);border:none;border-radius:16px;cursor:pointer;transition:opacity .2s,transform .1s}.menu-btn:active{transform:scale(.96)}.menu-btn .icon{font-size:32px}.menu-btn .label{font-size:14px;font-weight:500;color:var(--tg-theme-text-color)}.product-card{display:flex;gap:12px;padding:12px;background-color:var(--tg-theme-secondary-bg-color);border-radius:12px;margin-bottom:12px;cursor:pointer;transition:opacity .2s}.product-card:active{opacity:.7}.product-image{width:80px;height:80px;border-radius:8px;object-fit:cover;background-color:var(--tg-theme-hint-color)}.product-info{flex:1;display:flex;flex-direction:column;gap:4px}.product-name{font-size:15px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.product-brand{font-size:13px;color:var(--tg-theme-hint-color)}.product-channels{font-size:12px;color:var(--tg-theme-link-color);margin-top:auto}.channel-btn{display:flex;align-items:center;gap:8px;width:100%;padding:12px;background-color:var(--tg-theme-secondary-bg-color);border:none;border-radius:10px;font-size:14px;color:var(--tg-theme-text-color);cursor:pointer;margin-bottom:8px;text-align:left}.channel-btn:active{opacity:.7}.chat-container{flex:1;display:flex;flex-direction:column;height:calc(100vh - 60px)}.chat-messages{flex:1;overflow-y:auto;padding:16px}.chat-message{max-width:85%;padding:10px 14px;border-radius:16px;margin-bottom:8px;font-size:15px;line-height:1.4;white-space:pre-wrap}.chat-message.user{background-color:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color);margin-left:auto;border-bottom-right-radius:4px}.chat-message.assistant{background-color:var(--tg-theme-secondary-bg-color);border-bottom-left-radius:4px}.chat-input-container{display:flex;gap:8px;padding:12px 16px;background-color:var(--tg-theme-bg-color);border-top:1px solid var(--tg-theme-secondary-bg-color)}.chat-input{flex:1;padding:12px 16px;border:1px solid var(--tg-theme-hint-color);border-radius:20px;font-size:15px;background-color:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);outline:none;resize:none;max-height:100px}.chat-send-btn{width:44px;height:44px;border:none;border-radius:50%;background-color:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color);font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center}.chat-send-btn:disabled{opacity:.5}.header{display:flex;align-items:center;gap:12px;padding:16px;background-color:var(--tg-theme-bg-color);border-bottom:1px solid var(--tg-theme-secondary-bg-color)}.header-title{font-size:18px;font-weight:600}.description-text{font-size:14px;line-height:1.5;color:var(--tg-theme-text-color);white-space:pre-wrap}.section{margin-top:16px}.section-title{font-size:14px;font-weight:600;color:var(--tg-theme-hint-color);margin-bottom:8px;text-transform:uppercase}.product-loading{display:flex;align-items:center;margin-top:4px}.spinner-small{width:16px;height:16px;border:2px solid var(--tg-theme-secondary-bg-color);border-top-color:var(--tg-theme-button-color);border-radius:50%;animation:spin .8s linear infinite}.welcome-section{text-align:center;padding:24px 0 32px}.welcome-title{font-size:24px;font-weight:600;margin-bottom:16px;color:var(--tg-theme-text-color)}.wave-emoji{display:inline-block;animation:wave 1.5s ease-in-out infinite;transform-origin:70% 70%}@keyframes wave{0%,to{transform:rotate(0)}25%{transform:rotate(20deg)}75%{transform:rotate(-10deg)}}.welcome-text{font-size:15px;line-height:1.6;color:var(--tg-theme-text-color);white-space:pre-line;margin-bottom:16px}.stats-badge{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;background-color:var(--tg-theme-secondary-bg-color);border-radius:20px;font-size:13px;color:var(--tg-theme-hint-color)}.stats-icon{font-size:16px}.stats-text{font-weight:500}.menu-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}.menu-item{display:flex;align-items:center;gap:16px;width:100%;padding:16px 20px;background-color:var(--tg-theme-secondary-bg-color);border:none;border-radius:14px;cursor:pointer;transition:opacity .2s,transform .1s;text-align:left}.menu-item:active{transform:scale(.98);opacity:.9}.menu-icon{font-size:24px;flex-shrink:0}.menu-label{flex:1;font-size:16px;font-weight:500;color:var(--tg-theme-text-color)}.menu-arrow{font-size:20px;color:var(--tg-theme-hint-color);font-weight:300}.page-header{display:flex;align-items:center;gap:12px;margin-bottom:24px}.page-header-icon{font-size:28px}.page-header-title{font-size:22px;font-weight:600;color:var(--tg-theme-text-color)}.articles-list{display:flex;flex-direction:column;gap:12px}.article-card{background-color:var(--tg-theme-secondary-bg-color);border-radius:14px;overflow:hidden}.article-header{display:flex;align-items:center;gap:12px;width:100%;padding:16px;background:transparent;border:none;cursor:pointer;text-align:left}.article-header:active{opacity:.8}.article-icon{font-size:24px;flex-shrink:0}.article-title{flex:1;font-size:15px;font-weight:500;color:var(--tg-theme-text-color)}.article-chevron{font-size:20px;color:var(--tg-theme-hint-color);font-weight:300;transition:transform .2s ease}.article-chevron.expanded{transform:rotate(90deg)}.article-content{padding:0 16px 16px;border-top:1px solid var(--tg-theme-bg-color)}.article-text{font-size:14px;line-height:1.7;color:var(--tg-theme-text-color);white-space:pre-line;padding-top:12px}.category-prompt{font-size:15px;color:var(--tg-theme-hint-color);margin-bottom:16px}.category-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.category-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:24px 16px;background-color:var(--tg-theme-secondary-bg-color);border:none;border-radius:14px;cursor:pointer;transition:opacity .2s,transform .1s}.category-btn:active{transform:scale(.96)}.category-icon{font-size:32px}.category-label{font-size:14px;font-weight:500;color:var(--tg-theme-text-color)}.selected-category{margin-bottom:20px}.category-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;background-color:var(--tg-theme-button-color);color:var(--tg-theme-button-text-color);border-radius:20px;font-size:14px;font-weight:500}.message-input-section{margin-top:8px}.message-textarea{width:100%;padding:14px 16px;border:1px solid var(--tg-theme-hint-color);border-radius:14px;font-size:15px;font-family:inherit;background-color:var(--tg-theme-bg-color);color:var(--tg-theme-text-color);outline:none;resize:none;min-height:120px}.message-textarea:focus{border-color:var(--tg-theme-button-color)}.message-textarea::placeholder{color:var(--tg-theme-hint-color)}.success-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center}.success-icon{font-size:64px;margin-bottom:16px}.success-text{font-size:16px;line-height:1.5;color:var(--tg-theme-text-color)}.recommend-welcome{display:flex;flex-direction:column;align-items:center;padding:32px 0;text-align:center}.recommend-emoji{font-size:64px;margin-bottom:16px}.recommend-title{font-size:24px;font-weight:600;color:var(--tg-theme-text-color);margin-bottom:16px}.recommend-welcome-text{font-size:15px;line-height:1.6;color:var(--tg-theme-text-color);white-space:pre-line;margin-bottom:24px;max-width:320px}.recommend-hint-box{display:flex;align-items:flex-start;gap:12px;padding:16px;background-color:var(--tg-theme-secondary-bg-color);border-radius:14px;margin-bottom:32px;text-align:left}.recommend-hint-icon{font-size:24px;flex-shrink:0}.recommend-hint-text{font-size:14px;line-height:1.5;color:var(--tg-theme-hint-color)}.recommend-prompt{background-color:var(--tg-theme-secondary-bg-color);border-radius:14px;padding:20px;margin-bottom:16px}.prompt-title{font-size:16px;font-weight:600;color:var(--tg-theme-text-color);margin-bottom:12px}.prompt-hints{font-size:14px;line-height:1.7;color:var(--tg-theme-text-color);white-space:pre-line;margin-bottom:12px}.prompt-example{font-size:13px;color:var(--tg-theme-hint-color);font-style:italic}.thinking-animation{display:inline-flex;gap:4px;align-items:center}.thinking-dot{width:8px;height:8px;background-color:var(--tg-theme-hint-color);border-radius:50%;animation:thinking-bounce 1.2s ease-in-out infinite}.thinking-dot:nth-child(1){animation-delay:0s}.thinking-dot:nth-child(2){animation-delay:.2s}.thinking-dot:nth-child(3){animation-delay:.4s}@keyframes thinking-bounce{0%,60%,to{transform:translateY(0);opacity:.5}30%{transform:translateY(-6px);opacity:1}}.btn:disabled{opacity:.5;cursor:not-allowed}