#ai-chat-overlay{
    --ai-chat-primary: var(--rtcl-primary-color, #f85c70);
    --ai-chat-primary-hover: var(--rtcl-button-hover-bg-color, #e43d40);
    --ai-chat-text: #2a2a2a;
    --ai-chat-muted: #646464;
    --ai-chat-bg: #ffffff;
    --ai-chat-surface: #eef2f4;
    --ai-chat-border: #e9eae;
    --ai-chat-font: Roboto, Arial, sans-serif;
    --ai-chat-heading-font: Nunito, Roboto, Arial, sans-serif;

    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 9999999;
    pointer-events: none;
    font-family: var(--ai-chat-font);
}

#ai-chat-widget{
    position: absolute;
    bottom: 70px;
    left: 0;
    width: 340px;
    max-width: calc(100vw - 40px);
    height: 460px;
    max-height: calc(100vh - 120px);
    background: var(--ai-chat-bg);
    border: 1px solid var(--ai-chat-border);
    border-radius: 12px;
    display: none;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    pointer-events: auto;
}

#ai-chat-widget.is-open{
    display: flex;
}

#ai-chat-header{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    background: var(--ai-chat-primary);
    color: #ffffff;
    padding: 14px 16px;
    font-family: var(--ai-chat-heading-font);
    font-size: 16px;
    font-weight: 700;
}

#ai-chat-header-title{
    line-height: 1.2;
}

#ai-chat-header-subtitle{
    display: block;
    font-family: var(--ai-chat-font);
    font-size: 12px;
    font-weight: 400;
    opacity: 0.9;
    margin-top: 2px;
}

#ai-chat-close{
    pointer-events: auto;
    border: none;
    background: rgba(255, 255, 255, 0.18);
    color: #ffffff;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
    flex-shrink: 0;
}

#ai-chat-close:hover{
    background: rgba(255, 255, 255, 0.28);
}

#ai-chat-messages{
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    background: var(--ai-chat-surface);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ai-chat-message{
    max-width: 88%;
    padding: 10px 12px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.45;
    word-break: break-word;
}

.ai-chat-message.user{
    align-self: flex-end;
    background: var(--ai-chat-primary);
    color: #ffffff;
    border-bottom-right-radius: 4px;
}

.ai-chat-message.ai{
    align-self: flex-start;
    background: #ffffff;
    color: var(--ai-chat-text);
    border: 1px solid var(--ai-chat-border);
    border-bottom-left-radius: 4px;
}

.ai-chat-message.ai a{
    color: var(--ai-chat-primary);
    text-decoration: underline;
    word-break: break-word;
}

.ai-chat-message.ai a:hover{
    color: var(--ai-chat-primary-hover);
}

.ai-chat-typing{
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: #ffffff;
    border: 1px solid var(--ai-chat-border);
    border-radius: 12px;
    border-bottom-left-radius: 4px;
    color: var(--ai-chat-muted);
    font-size: 13px;
}

.ai-chat-typing-dots{
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.ai-chat-typing-dots span{
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--ai-chat-primary);
    animation: ai-chat-bounce 1.2s infinite ease-in-out;
}

.ai-chat-typing-dots span:nth-child(2){
    animation-delay: 0.15s;
}

.ai-chat-typing-dots span:nth-child(3){
    animation-delay: 0.3s;
}

@keyframes ai-chat-bounce{
    0%, 80%, 100%{
        transform: translateY(0);
        opacity: 0.45;
    }
    40%{
        transform: translateY(-4px);
        opacity: 1;
    }
}

#ai-chat-input-area{
    padding: 12px;
    background: var(--ai-chat-bg);
    border-top: 1px solid var(--ai-chat-border);
}

#ai-chat-input{
    width: 100%;
    height: 72px;
    box-sizing: border-box;
    border: 1px solid var(--ai-chat-border);
    border-radius: 8px;
    padding: 10px 12px;
    resize: none;
    font-family: var(--ai-chat-font);
    font-size: 14px;
    color: var(--ai-chat-text);
}

#ai-chat-input:focus{
    outline: none;
    border-color: var(--ai-chat-primary);
    box-shadow: 0 0 0 3px rgba(248, 92, 112, 0.15);
}

#ai-chat-send{
    width: 100%;
    margin-top: 10px;
    padding: 11px 14px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    background: var(--ai-chat-primary);
    color: #ffffff;
    font-family: var(--ai-chat-font);
    font-size: 15px;
    font-weight: 500;
    transition: background 0.2s ease;
}

#ai-chat-send:hover:not(:disabled){
    background: var(--ai-chat-primary-hover);
}

#ai-chat-send:disabled,
#ai-chat-input:disabled{
    opacity: 0.7;
    cursor: wait;
}

#ai-chat-input:disabled{
    background: #f8f9fa;
}

#ai-chat-toggle{
    position: relative;
    pointer-events: auto;
    width: 56px;
    height: 56px;
    padding: 0;
    border-radius: 50%;
    border: none;
    background: var(--ai-chat-primary);
    color: #ffffff;
    cursor: pointer;
    font-size: 22px;
    line-height: 1;
    box-shadow: 0 8px 24px rgba(248, 92, 112, 0.45);
    transition: background 0.2s ease, transform 0.2s ease;
}

#ai-chat-toggle:hover{
    background: var(--ai-chat-primary-hover);
    transform: translateY(-1px);
}

@media (max-width: 480px){
    #ai-chat-overlay{
        bottom: 16px;
        left: 16px;
    }

    #ai-chat-widget{
        width: calc(100vw - 32px);
        height: min(460px, calc(100vh - 110px));
    }
}

.ai-chat-search-form{
    display: flex;
    align-items: stretch;
    gap: 12px;
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
}

.ai-chat-search-input{
    flex: 1 1 auto;
    min-width: 0;
    height: 52px;
    padding: 0 18px;
    border: none;
    border-radius: 6px;
    background: #ffffff;
    color: #111111;
    font-family: var(--ai-chat-font);
    font-size: 16px;
    line-height: 1.4;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.ai-chat-search-input::placeholder{
    color: #8a8a8a;
}

.ai-chat-search-input:focus{
    outline: 2px solid rgba(248, 92, 112, 0.35);
    outline-offset: 0;
}

.ai-chat-search-button{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex: 0 0 auto;
    height: 52px;
    padding: 0 22px;
    border: none;
    border-radius: 6px;
    background: #ffffff;
    color: #111111;
    font-family: var(--ai-chat-font);
    font-size: 16px;
    font-weight: 500;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: background 0.2s ease, transform 0.2s ease;
}

.ai-chat-search-button:hover{
    background: #f8f9fa;
    transform: translateY(-1px);
}

.ai-chat-search-button-icon{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--ai-chat-primary);
}

.ai-chat-search-button-text{
    white-space: nowrap;
}

@media (max-width: 600px){
    .ai-chat-search-form{
        flex-direction: column;
        gap: 10px;
    }

    .ai-chat-search-button{
        width: 100%;
    }
}

.ai-chat-search-wrap{
    width: 100%;
}

.ai-chat-search-results{
    margin-top: 28px;
}

.ai-chat-search-results-header{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px 16px;
    margin-bottom: 18px;
}

.ai-chat-search-results-count{
    margin: 0;
    font-family: var(--ai-chat-font);
    font-size: 16px;
    font-weight: 500;
    color: #2a2a2a;
}

.ai-chat-search-results-more{
    margin: 0;
    font-family: var(--ai-chat-font);
    font-size: 15px;
}

.ai-chat-search-results-more a{
    color: var(--ai-chat-primary);
    text-decoration: none;
}

.ai-chat-search-results-more a:hover{
    color: var(--ai-chat-primary-hover);
}

.ai-chat-search-loading,
.ai-chat-search-empty{
    padding: 24px 18px;
    border-radius: 8px;
    background: #ffffff;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    font-family: var(--ai-chat-font);
    font-size: 16px;
    color: #444444;
    text-align: center;
}

.ai-chat-search-empty p{
    margin: 0 0 10px;
}

.ai-chat-search-empty p:last-child{
    margin-bottom: 0;
}

.ai-chat-search-empty a{
    color: var(--ai-chat-primary);
    text-decoration: none;
    font-weight: 500;
}

.ai-chat-search-listings{
    margin-top: 0;
}

.ai-chat-listing-thumb-placeholder{
    display: block;
    width: 100%;
    min-height: 240px;
    background: linear-gradient(135deg, #f3f4f6 0%, #e9ecef 100%);
}

.ai-chat-search-listings .rtin-thumb{
    flex: 0 0 320px;
    max-width: 320px;
}

.ai-chat-search-listings .rtin-thumb .rtcl-thumbnail,
.ai-chat-search-listings .rtin-thumb img{
    display: block;
    width: 100%;
    height: 240px;
    object-fit: cover;
}

@media (max-width: 767px){
    .ai-chat-search-listings .rtin-thumb{
        flex-basis: 100%;
        max-width: 100%;
    }

    .ai-chat-search-listings .rtin-thumb .rtcl-thumbnail,
    .ai-chat-search-listings .rtin-thumb img{
        height: auto;
        min-height: 200px;
        max-height: 280px;
    }
}