:root{--occ-color:#2563eb;--occ-color-hover:#1d4ed8;--occ-radius:12px;--occ-shadow:0 4px 24px rgba(0, 0, 0, 0.15);--occ-font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}#occ-chat-wrapper{position:fixed;bottom:24px;right:24px;z-index:99998;font-family:var(--occ-font);font-size:14px;line-height:1.5}@media (max-width:768px){#occ-chat-wrapper{bottom:calc(70px + env(safe-area-inset-bottom, 0px));right:16px}#occ-chat-window{position:fixed!important;top:env(safe-area-inset-top,12px)!important;left:0!important;right:0!important;bottom:calc(72px + env(safe-area-inset-bottom, 0px))!important;width:100vw!important;max-width:100vw!important;height:auto!important;max-height:none!important;box-sizing:border-box!important;border-radius:0!important}#occ-chat-wrapper.occ-keyboard-open #occ-chat-window{top:auto!important;bottom:0!important;height:55vh!important}#occ-chat-form{padding-bottom:calc(12px + env(safe-area-inset-bottom, 0px))}}#occ-chat-toggle{width:56px;height:56px;border-radius:50%;background:var(--occ-color);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--occ-shadow);transition:background 0.2s,transform 0.2s;position:relative}#occ-chat-toggle:hover{background:var(--occ-color-hover);transform:scale(1.05)}#occ-unread-badge{position:absolute;top:-4px;right:-4px;background:#ef4444;color:#fff;font-size:11px;font-weight:700;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center}#occ-chat-window{position:absolute;bottom:72px;right:0;width:360px;height:500px;max-height:80vh;background:#fff;border-radius:var(--occ-radius);box-shadow:var(--occ-shadow);flex-direction:column;overflow:hidden;display:flex;opacity:0;transform:translateY(16px) scale(.96);pointer-events:none;transition:opacity 0.25s ease,transform 0.25s ease}#occ-chat-wrapper.occ-open #occ-chat-window{opacity:1;transform:translateY(0) scale(1);pointer-events:auto}#occ-chat-wrapper.occ-open #occ-icon-chat{display:none}#occ-chat-wrapper.occ-open #occ-icon-close{display:block!important}#occ-chat-header{background:var(--occ-color);color:#fff;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}#occ-chat-header-info{display:flex;align-items:center;gap:8px;font-weight:600;font-size:15px}#occ-chat-status-dot{width:8px;height:8px;border-radius:50%;background:#4ade80;flex-shrink:0}#occ-chat-header-actions{display:flex;align-items:center;gap:4px}#occ-chat-new,#occ-chat-minimize{background:none;border:none;color:#fff;cursor:pointer;padding:4px;opacity:.7;transition:opacity 0.2s;border-radius:4px}#occ-chat-new:hover,#occ-chat-minimize:hover{opacity:1;background:rgb(255 255 255 / .15)}#occ-chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:4px;scroll-behavior:smooth}.occ-msg{max-width:82%;padding:10px 14px;border-radius:16px;word-wrap:break-word;animation:occ-fade-in 0.2s ease}@keyframes occ-fade-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.occ-msg-bot{background:#f1f5f9;color:#1e293b;align-self:flex-start;border-bottom-left-radius:4px}.occ-msg-bot a{color:var(--occ-color);text-decoration:underline;word-break:break-word}.occ-msg-bot a:hover{color:var(--occ-color-hover)}.occ-msg-bot strong{font-weight:600}.occ-msg-bot em{font-style:italic}.occ-msg-bot ul,.occ-msg-bot ol{margin:4px 0;padding-left:20px}.occ-msg-bot li{margin-bottom:2px}.occ-msg-bot code{background:rgb(0 0 0 / .06);padding:1px 4px;border-radius:3px;font-size:13px}.occ-prompt-buttons{display:flex;gap:8px;margin-top:10px}.occ-prompt-btn{padding:6px 16px;border-radius:18px;border:none;cursor:pointer;font-size:13px;font-family:var(--occ-font);font-weight:500;transition:opacity 0.2s,transform 0.1s}.occ-prompt-btn:hover:not(:disabled){transform:scale(1.03)}.occ-prompt-btn:disabled{cursor:default}.occ-prompt-btn-yes{background:var(--occ-color);color:#fff}.occ-prompt-btn-no{background:#e2e8f0;color:#475569}.occ-msg-user{background:var(--occ-color);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}#occ-chat-typing{padding:8px 16px;flex-shrink:0}.occ-typing-dots{display:flex;gap:4px;align-items:center;padding:8px 14px;background:#f1f5f9;border-radius:16px;width:fit-content}.occ-typing-dots span{width:6px;height:6px;background:#94a3b8;border-radius:50%;animation:occ-dot-bounce 1.4s infinite}.occ-typing-dots span:nth-child(2){animation-delay:0.2s}.occ-typing-dots span:nth-child(3){animation-delay:0.4s}@keyframes occ-dot-bounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-4px)}}#occ-chat-form{display:flex;align-items:flex-end;padding:12px;border-top:1px solid #e2e8f0;gap:8px;flex-shrink:0;background:#fff}#occ-chat-input{flex:1;border:1px solid #e2e8f0;border-radius:20px;padding:8px 16px;font-size:14px;font-family:var(--occ-font);outline:none;transition:border-color 0.2s;resize:none;max-height:100px;overflow-y:auto;line-height:1.4}#occ-chat-input:focus{border-color:var(--occ-color)}#occ-chat-send{width:36px;height:36px;border-radius:50%;background:var(--occ-color);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background 0.2s}#occ-chat-send:hover{background:var(--occ-color-hover)}#occ-chat-send:disabled{background:#cbd5e1;cursor:not-allowed}#occ-chat-messages::-webkit-scrollbar{width:4px}#occ-chat-messages::-webkit-scrollbar-track{background:#fff0}#occ-chat-messages::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}.occ-msg-time{font-size:10px;color:#94a3b8;margin-top:2px;padding:0 4px}.occ-msg-user+.occ-msg-time{text-align:right}.occ-retry-btn{background:none;border:1px solid #e2e8f0;color:#64748b;font-size:12px;font-family:var(--occ-font);padding:4px 12px;border-radius:12px;cursor:pointer;margin-top:4px;transition:background 0.2s,color 0.2s;align-self:flex-end}.occ-retry-btn:hover{background:#f1f5f9;color:#1e293b}