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.chat-msg-file{background:#0808081a;color:#080808}.chat-msg.incoming .chat-msg-file{background:#ffffff14;color:var(--fg, #fff)}.chat-msg-file:hover{opacity:.7}.chat-preview-strip{display:flex;gap:8px;padding:8px 16px;border-top:1px solid var(--border, #2a2a2a);overflow-x:auto;flex-shrink:0}.chat-preview-strip::-webkit-scrollbar{height:3px}.chat-preview-strip::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.chat-preview-item{position:relative;flex-shrink:0;width:52px;text-align:center}.chat-preview-thumb{width:52px;height:52px;border-radius:6px;object-fit:cover;border:1px solid var(--border, #2a2a2a)}.chat-preview-file{width:52px;height:52px;border-radius:6px;border:1px solid var(--border, #2a2a2a);background:var(--card-bg, #1e1e1e);display:flex;align-items:center;justify-content:center;color:var(--muted-color, #999)}.chat-preview-remove{position:absolute;top:-4px;right:-4px;width:18px;height:18px;border-radius:50%;background:#f44;color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0}.chat-preview-name{display:block;font-family:Space Mono,monospace;font-size:7px;color:var(--muted-color, #999);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.chat-attach-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:none;border:1px solid var(--border, #2a2a2a);border-radius:8px;color:var(--muted-color, #999);cursor:pointer;flex-shrink:0;transition:color .2s,border-color .2s}.chat-attach-btn:hover{color:var(--fg, #fff);border-color:var(--fg, #fff)}.hidden{display:none!important}.chat-footer{display:flex;align-items:center;gap:8px;padding:12px 16px;border-top:1px solid var(--border);flex-shrink:0}.chat-input{flex:1;font-family:Space Mono,monospace;font-size:12px;color:var(--fg);background:var(--card-bg);border:1px solid var(--border);padding:10px 14px;border-radius:8px;outline:none;transition:border-color .2s}.chat-input:focus{border-color:var(--yellow)}.chat-input::placeholder{color:var(--muted-color)}.chat-send{width:38px;height:38px;display:flex;align-items:center;justify-content:center;background:var(--yellow);color:#080808;border:none;border-radius:8px;cursor:pointer;flex-shrink:0;transition:transform .2s,opacity .2s}.chat-send:hover{transform:scale(1.05)}.chat-send:active{transform:scale(.95)}@media(max-width:900px){.product-main{grid-template-columns:1fr;gap:24px;padding:20px 16px 40px}.breadcrumbs{padding:72px 16px 0}.section{padding:0 16px}.product-title{font-size:22px}.product-brand{font-size:10px;margin-bottom:6px}.price-current{font-size:26px}.price-old{font-size:14px}.discount-badge{font-size:11px;padding:3px 8px}.section-title{font-size:36px}.similar-grid{grid-template-columns:repeat(2,1fr);gap:12px}.gallery-main{aspect-ratio:1/1}.gallery-thumbs{gap:8px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:4px}.gallery-thumbs::-webkit-scrollbar{display:none}.gallery-thumb{width:64px;height:64px}.char-item{flex-direction:column;align-items:flex-start;gap:4px}.store-block{flex-wrap:wrap}.product-info .btn-order{padding:16px;font-size:14px}.product-info .btn-primary,.product-info .btn-ghost{padding:14px}.product-contact{flex-wrap:wrap;gap:8px}.product-contact .contact-phone{flex:1 1 100%}.delivery-item{padding:10px 12px}.delivery-name{font-size:12px}.description-section{padding-top:32px;padding-bottom:32px}.description-text{font-size:13px}.reviews-section{padding-top:32px;padding-bottom:32px}.review-text{font-size:13px}.review-photo{width:80px;height:80px}.similar-section{padding-top:32px;padding-bottom:48px}.size-modal{width:95vw}.size-table th,.size-table td{padding:6px 8px;font-size:11px}}@media(max-width:576px){.product-main{padding:16px 12px 32px}.breadcrumbs{padding:68px 12px 0}.breadcrumbs ul{font-size:9px;gap:5px}.section{padding:0 12px}.product-title{font-size:20px}.price-current{font-size:24px}.gallery-thumb{width:56px;height:56px}.gallery-thumbs{gap:6px}.retail-compare{padding:12px}.retail-compare-label{font-size:9px}.retail-price,.retail-save{font-size:12px}.char-label{font-size:10px}.char-value{font-size:13px}.section-title{font-size:30px}.section-title-row{flex-direction:column;gap:8px}.similar-grid{gap:8px}.product-card-body{padding:10px 12px 12px}.product-card-name{font-size:12px}.product-card-price{font-size:14px}.product-card-brand{font-size:8px}.product-card-old-price{font-size:10px}.update-number{font-size:9px}.chat-panel{bottom:0;left:0;width:100%;max-width:100%;height:85vh;max-height:85vh;border-radius:16px 16px 0 0}}@media(max-width:380px){.product-main{padding:12px 10px 28px}.breadcrumbs{padding:64px 10px 0}.product-title{font-size:18px}.price-current{font-size:22px}.gallery-thumb{width:48px;height:48px}.similar-grid{gap:6px}}