:root{--chat-navy:#12395E;--chat-orange:#F5A623;--chat-warm:#F7F4EE}*{box-sizing:border-box}body{margin:0;background:var(--chat-warm);color:var(--chat-navy);font-family:Montserrat,Arial,sans-serif}.chat-header{display:flex;align-items:center;gap:16px;background:var(--chat-navy);padding:24px;color:white}.chat-header img{width:64px;height:64px;object-fit:contain;background:white;border-radius:14px}.chat-header h1,.chat-header p{color:white;margin:0}.chat-header a{color:white;margin-left:auto;min-height:44px;display:flex;align-items:center}main{max-width:1250px;margin:auto;padding:20px}.chat-layout{display:grid;grid-template-columns:330px 1fr;gap:20px}.card{background:white;border-radius:18px;padding:22px;border:1px solid #dde2e7}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px}h2{font-size:20px}button,select,input,textarea,summary{font:inherit;min-height:48px}button{cursor:pointer;border:1px solid #c4cdd6;background:white;color:var(--chat-navy);padding:12px 16px;border-radius:10px}.primary{background:var(--chat-orange);border:0;font-weight:bold}.conversation{display:block;width:100%;text-align:left;margin:8px 0}.conversation.selected{border:2px solid var(--chat-navy);background:#edf2f6}.conversation small{display:block;margin-top:6px}.badge{float:right;background:var(--chat-orange);padding:3px 8px;border-radius:15px}.thread{min-height:560px}label{display:block;margin:12px 0}input:not([type=checkbox]),select,textarea{width:100%;border:1px solid #c4cdd6;border-radius:8px;padding:10px}input[type=checkbox]{min-height:20px;min-width:20px;margin-right:8px;vertical-align:middle}fieldset{border:0;padding:0}details{margin-top:20px}summary{cursor:pointer;font-weight:bold}#messages{max-height:520px;overflow:auto;padding:10px 2px}.message{padding:14px;border-radius:12px;background:#f0f3f6;margin:12px 0;max-width:90%}.message.own{margin-left:auto;background:#fff2d7}.message p{white-space:pre-wrap;overflow-wrap:anywhere;margin:8px 0}.message small,.muted{font-size:12px;color:#586775}.message button{display:block;margin-top:8px}#status{min-height:24px}button:disabled{opacity:.5;cursor:wait}[hidden]{display:none!important}@media(max-width:760px){.chat-layout{grid-template-columns:1fr}.chat-header{padding:16px;flex-wrap:wrap}.chat-header img{width:48px;height:48px}.chat-header a{margin-left:0;font-size:14px}main{padding:12px}.card{padding:16px}.thread{min-height:420px}}