#seller-chat-launcher{position:fixed;right:24px;bottom:24px;z-index:1000;background:var(--gold);color:#111;border:1px solid #d8a221;border-radius:30px;padding:16px 22px;box-shadow:0 5px 24px #0003;font:700 18px/1.3 Arial,sans-serif;cursor:pointer;display:flex;align-items:center;gap:10px;min-height:52px}#seller-chat-launcher svg{width:24px;height:24px;flex-shrink:0}
#seller-chat[hidden]{display:none}#seller-chat{position:fixed;inset:auto 24px 94px auto;width:min(460px,calc(100vw - 32px));height:min(690px,calc(100dvh - 120px));z-index:1001;display:flex;flex-direction:column;background:#fff;color:#111;border:1px solid #d9d5c9;border-radius:16px;box-shadow:0 12px 60px #0004;overflow:hidden;font:18px/1.5 Arial,sans-serif}
.seller-chat-heading{background:#111;color:#fff;padding:18px 20px;display:flex;gap:14px;align-items:center;justify-content:space-between}.seller-chat-heading h2{font:700 23px/1.2 Arial,sans-serif;letter-spacing:0;margin:0 0 5px}.seller-chat-heading p{font-size:15px;color:#e2d6b8;margin:0}.seller-chat-heading button{border:0;background:transparent;color:white;font-size:30px;padding:3px 10px;cursor:pointer;min-width:44px;min-height:44px}
#seller-chat-history{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:16px;min-height:0}.seller-message{padding:14px;border-radius:10px;background:#f3f1ea;margin-bottom:12px;overflow-wrap:anywhere}.seller-message strong{font-size:15px}.seller-message p{margin:5px 0 0;white-space:pre-line}.seller-message-user{background:#fff0c3;margin-left:30px}
.seller-suggestions{display:grid;gap:8px;margin-bottom:16px}.seller-suggestions p{font-size:16px;margin:0}.seller-suggestions button,#seller-chat-topics button{border:1px solid #d6d0bf;background:white;color:#222;border-radius:7px;padding:12px;text-align:left;font:17px/1.4 Arial,sans-serif;cursor:pointer;min-height:44px}.seller-suggestions button:hover,#seller-chat-topics button:hover{background:#fff4d6;border-color:#ba8a21}
#seller-chat-browse{border-top:1px solid #ded8c9;padding:10px 16px;margin:0;max-height:35%;overflow-y:auto;flex-shrink:0}#seller-chat-browse>summary{font-size:17px;padding:5px 0;min-height:36px}#seller-chat-topics details{padding:10px 0;border-color:#ded8c9}#seller-chat-topics summary{font-size:17px;margin-bottom:8px}#seller-chat-topics button{display:block;width:100%;margin-bottom:8px}
#seller-chat-form{padding:12px 16px;border-top:1px solid #ded8c9}#seller-chat-form label{font-size:16px;display:block;margin-bottom:6px}.seller-chat-input-row{display:flex;gap:8px}#seller-chat-input{min-width:0;flex:1;font:18px/1.4 Arial,sans-serif;padding:12px;border:1px solid #b8b5aa;border-radius:6px}#seller-chat-form button{font:700 18px/1.3 Arial,sans-serif;border:0;border-radius:6px;padding:12px;background:var(--gold);color:#111;cursor:pointer}#seller-chat-call{display:block;color:#222;background:#f8f6ef;text-align:center;font-size:16px;padding:10px 16px;border-top:1px solid #ded8c9;text-decoration:underline}
.seller-chat-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}#seller-chat button:focus-visible,#seller-chat summary:focus-visible,#seller-chat input:focus-visible,#seller-chat a:focus-visible,#seller-chat-launcher:focus-visible{outline:3px solid #9b7011;outline-offset:2px}
@media(max-width:480px){#seller-chat-launcher{right:16px;bottom:max(16px,env(safe-area-inset-bottom));font-size:17px;padding:14px 18px}#seller-chat{right:12px;bottom:86px;width:calc(100vw - 24px);height:min(690px,calc(100dvh - 105px))}.seller-chat-heading{padding:14px 16px}#seller-chat-history{padding:12px}#seller-chat-form{padding:10px 12px}.seller-chat-heading h2{font-size:21px}}
@media(prefers-reduced-motion:reduce){#seller-chat *{scroll-behavior:auto}}