.chat-fab{position:fixed;bottom:1.5rem;right:1.5rem;width:52px;height:52px;border-radius:50%;background:var(--concierge-accent, #62B3FF);color:#0f141b;border:none;font-size:1.4rem;cursor:pointer;box-shadow:0 4px 20px #62b3ff4d;z-index:1000;transition:transform .2s,box-shadow .2s;display:flex;align-items:center;justify-content:center}.chat-fab:hover{transform:scale(1.06);box-shadow:0 6px 24px #62b3ff66}.chat-panel{position:fixed;bottom:5rem;right:1.5rem;width:380px;max-height:520px;background:var(--concierge-surface, #161D27);border:1px solid var(--concierge-border, #1e2736);border-radius:12px;box-shadow:0 12px 40px #00000080;z-index:1000;display:flex;flex-direction:column;overflow:hidden}.chat-header{padding:.85rem 1rem;background:var(--concierge-bg, #0F141B);border-bottom:1px solid var(--concierge-border, #1e2736);display:flex;align-items:center;justify-content:space-between}.chat-header-text{display:flex;flex-direction:column;gap:.1rem}.chat-new-btn{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:6px;background:none;border:1px solid var(--concierge-border, #1e2736);color:var(--sl-color-gray-3, #8b949e);cursor:pointer;transition:all .15s}.chat-new-btn:hover{border-color:var(--concierge-accent, #62B3FF);color:var(--concierge-accent, #62B3FF)}.chat-header strong{color:var(--sl-color-white, #f0f6fc);font-size:.9rem}.chat-subtitle{color:var(--sl-color-gray-3, #8b949e);font-size:.72rem}.chat-messages{flex:1;overflow-y:auto;padding:.85rem;display:flex;flex-direction:column;gap:.6rem;max-height:350px}.chat-welcome p{color:var(--sl-color-gray-3, #8b949e);font-size:.85rem;margin-bottom:.6rem}.chat-suggestions{display:flex;flex-direction:column;gap:.35rem}.chat-suggestion{background:var(--concierge-bg, #0F141B);border:1px solid var(--concierge-border, #1e2736);border-radius:8px;padding:.45rem .7rem;color:var(--sl-color-gray-2, #c9d1d9);font-size:.78rem;cursor:pointer;text-align:left;transition:border-color .15s,color .15s;font-family:inherit}.chat-suggestion:hover{border-color:var(--concierge-accent, #62B3FF);color:var(--sl-color-white, #f0f6fc)}.chat-msg{max-width:85%;animation:chatFadeIn .2s ease}.chat-msg-user{align-self:flex-end}.chat-msg-assistant{align-self:flex-start}.chat-msg-content{padding:.55rem .8rem;border-radius:12px;font-size:.82rem;line-height:1.55;word-wrap:break-word}.chat-msg-content p{margin:0 0 .4rem}.chat-msg-content p:last-child{margin-bottom:0}.chat-msg-content strong{font-weight:600}.chat-msg-content ul,.chat-msg-content ol{margin:.3rem 0;padding-left:1.2rem}.chat-msg-content li{margin-bottom:.15rem}.chat-msg-content code{background:#ffffff1a;padding:1px 4px;border-radius:3px;font-size:.9em}.chat-msg-user .chat-msg-content{background:var(--concierge-accent, #62B3FF);color:#0f141b;font-weight:500;border-bottom-right-radius:4px}.chat-msg-assistant .chat-msg-content{background:var(--concierge-bg, #0F141B);color:var(--sl-color-gray-1, #e6edf3);border:1px solid var(--concierge-border, #1e2736);border-bottom-left-radius:4px}.chat-typing{color:var(--sl-color-gray-4, #4a5568)!important;font-style:italic}.chat-sources{display:flex;flex-wrap:wrap;gap:.25rem;margin-top:.35rem}.chat-source-link{font-size:.68rem;color:var(--concierge-accent, #62B3FF);text-decoration:none;background:var(--concierge-accent-subtle, rgba(98, 179, 255, .1));padding:.15rem .4rem;border-radius:4px;transition:background .15s}.chat-source-link:hover{background:#62b3ff33}.chat-input-area{display:flex;gap:.4rem;padding:.65rem;border-top:1px solid var(--concierge-border, #1e2736);background:var(--concierge-bg, #0F141B)}.chat-input-area input{flex:1;padding:.5rem .65rem;border:1px solid var(--concierge-border, #1e2736);border-radius:8px;background:var(--concierge-surface, #161D27);color:var(--sl-color-white, #f0f6fc);font-size:.82rem;outline:none;font-family:inherit;transition:border-color .15s}.chat-input-area input:focus{border-color:var(--concierge-accent, #62B3FF)}.chat-input-area button{padding:.5rem .85rem;background:var(--concierge-accent, #62B3FF);color:#0f141b;border:none;border-radius:8px;font-size:.82rem;font-weight:600;cursor:pointer;transition:background .15s;font-family:inherit}.chat-input-area button:hover{background:var(--concierge-accent-hover, #4da3f0)}.chat-input-area button:disabled{opacity:.45;cursor:not-allowed}@keyframes chatFadeIn{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}@media(max-width:480px){.chat-panel{width:calc(100vw - 2rem);right:1rem;bottom:4.5rem;max-height:70vh}.chat-fab{width:48px;height:48px;font-size:1.2rem}}