.li-ai-chat {
    --li-ai-accent: #347ff0;
    --li-ai-text: #24272d;
    --li-ai-muted: #6d7178;
    --li-ai-border: #e5e7ea;
    --li-ai-surface: #fff;
    --li-ai-assistant: #f7f7f8;
    --li-ai-user: #fff;
    --li-ai-user-text: #24272d;
    width: min(1200px, calc(100vw - 48px));
    max-width: none;
    margin: clamp(24px, 3vw, 40px) 0 clamp(40px, 5vw, 64px) 50%;
    transform: translateX(-50%);
    box-sizing: border-box;
    color: var(--li-ai-text);
    font: inherit;
}

.li-ai-chat *,
.li-ai-chat *::before,
.li-ai-chat *::after { box-sizing: border-box; }

.li-ai-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
}

.li-ai-toolbar > strong { font-size: 18px; line-height: 1.35; }
.li-ai-toolbar-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.li-ai-toolbar button,
.li-ai-history button,
.li-ai-form button,
.li-ai-image-preview button { font: inherit; }

.li-ai-chats-button,
.li-ai-new-button,
.li-ai-history-close,
.li-ai-history-delete,
.li-ai-image-remove {
    appearance: none;
    border: 1px solid var(--li-ai-border);
    background: var(--li-ai-surface);
    color: var(--li-ai-text);
    border-radius: 9px;
    min-height: 38px;
    padding: 7px 11px;
    cursor: pointer;
}

.li-ai-chats-button:hover,
.li-ai-new-button:hover,
.li-ai-history-close:hover,
.li-ai-image-remove:hover { border-color: #cfd3d8; }

.li-ai-history {
    border: 1px solid var(--li-ai-border);
    border-radius: 12px;
    margin-bottom: 14px;
    background: var(--li-ai-surface);
    overflow: hidden;
}

.li-ai-history[hidden] { display: none !important; }
.li-ai-history-head { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; border-bottom: 1px solid var(--li-ai-border); }
.li-ai-history-close { min-width: 38px; padding: 4px; font-size: 22px; line-height: 1; }
.li-ai-history-item { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-bottom: 1px solid #f0f1f2; }
.li-ai-history-item:last-child { border-bottom: 0; }
.li-ai-history-open { flex: 1; min-width: 0; text-align: left; border: 0; background: transparent; padding: 8px 4px; cursor: pointer; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--li-ai-text); }
.li-ai-history-delete { min-height: 34px; padding: 5px 8px; color: #a00; }
.li-ai-history-loading, .li-ai-history-empty { margin: 0; padding: 14px; color: var(--li-ai-muted); }

/* Natural page scrolling: the pane establishes a useful initial workspace, then grows with the conversation. */
.li-ai-messages {
    min-height: clamp(380px, 48vh, 620px);
    overflow: visible;
    padding: 16px 12px 12px;
    border: 1px solid #eceef0;
    border-radius: 14px;
    background: var(--li-ai-surface);
}

.li-ai-message-row {
    display: flex;
    scroll-margin-top: 24px;
    margin: 0 0 12px;
}
.li-ai-message-row:last-child { margin-bottom: 0; }
.li-ai-message-row.li-ai-user { justify-content: flex-end; }
.li-ai-message-row.li-ai-assistant { justify-content: flex-start; }

.li-ai-message {
    max-width: min(78%, 760px);
    padding: 12px 15px;
    border: 1px solid transparent;
    border-radius: 18px;
    line-height: 1.48;
    overflow-wrap: anywhere;
    box-shadow: none;
}
.li-ai-user .li-ai-message {
    background: var(--li-ai-user);
    color: var(--li-ai-user-text);
    border-color: #d9dde1;
    border-bottom-right-radius: 6px;
}
.li-ai-assistant .li-ai-message {
    background: var(--li-ai-assistant);
    color: #25272a;
    border-color: #eeeeef;
    border-bottom-left-radius: 6px;
}
.li-ai-user .li-ai-message-text { white-space: pre-wrap; }
.li-ai-assistant .li-ai-message-text { white-space: normal; }
.li-ai-assistant .li-ai-message-text > :first-child { margin-top: 0; }
.li-ai-assistant .li-ai-message-text > :last-child { margin-bottom: 0; }
.li-ai-assistant .li-ai-message-text p { margin: 0 0 .8em; }
.li-ai-assistant .li-ai-message-text h3,
.li-ai-assistant .li-ai-message-text h4,
.li-ai-assistant .li-ai-message-text h5,
.li-ai-assistant .li-ai-message-text h6 {
    margin: 1em 0 .38em;
    color: inherit;
    font-size: 1em;
    line-height: 1.35;
    font-weight: 700;
}
.li-ai-assistant .li-ai-message-text ul,
.li-ai-assistant .li-ai-message-text ol { margin: .35em 0 .85em 1.25em; padding: 0; }
.li-ai-assistant .li-ai-message-text li { margin: .22em 0; }
.li-ai-assistant .li-ai-message-text strong { font-weight: 700; }
.li-ai-assistant .li-ai-message-text code {
    padding: .08em .3em;
    border-radius: 4px;
    background: rgba(0, 0, 0, .05);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: .92em;
}
.li-ai-assistant .li-ai-message-text a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }

.li-ai-message-photo { margin: -4px -7px 9px; font-size: 13px; opacity: .92; }
.li-ai-chat .li-ai-message-photo img {
    display: block !important;
    width: auto !important;
    height: auto !important;
    max-width: min(100%, 420px) !important;
    max-height: 280px !important;
    border-radius: 13px;
    object-fit: contain !important;
}
.li-ai-typing .li-ai-message { color: var(--li-ai-muted); }

.li-ai-image-preview {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 10px 0 0;
    padding: 8px;
    border: 1px solid var(--li-ai-border);
    border-radius: 12px;
    background: var(--li-ai-surface);
}
.li-ai-image-preview[hidden] { display: none !important; }
.li-ai-image-preview img { width: 58px; height: 58px; object-fit: cover; border-radius: 9px; }
.li-ai-image-preview > div { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 0; }
.li-ai-image-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; color: var(--li-ai-muted); }
.li-ai-image-remove { min-height: 34px; padding: 4px 8px; }

.li-ai-form {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr) auto;
    align-items: end;
    gap: 8px;
    margin-top: 12px;
    padding: 7px;
    border: 1px solid #d9dde1;
    border-radius: 15px;
    background: var(--li-ai-surface);
}

.li-ai-input {
    display: block;
    width: 100%;
    min-height: 44px;
    max-height: 140px;
    resize: none;
    box-sizing: border-box;
    border: 0 !important;
    outline: 0 !important;
    box-shadow: none !important;
    background: transparent !important;
    color: var(--li-ai-text);
    padding: 10px 4px !important;
    margin: 0 !important;
    font: inherit;
    font-size: 16px;
    line-height: 1.4;
}
.li-ai-input::placeholder { color: #8b9096; opacity: 1; }

.li-ai-photo-button,
.li-ai-send-button {
    appearance: none;
    min-height: 44px;
    border-radius: 11px;
    border: 0;
    cursor: pointer;
}
.li-ai-photo-button {
    width: 44px;
    padding: 0;
    background: #f3f4f5;
    color: #333;
    font-size: 27px;
    line-height: 1;
}
.li-ai-send-button {
    background: var(--li-ai-accent);
    color: #fff;
    padding: 9px 16px;
    font-weight: 600;
}
.li-ai-photo-button:disabled,
.li-ai-send-button:disabled { opacity: .55; cursor: default; }

.li-ai-suggestions { margin-top: 20px; }
.li-ai-suggestion-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.li-ai-suggestion {
    appearance: none;
    border: 1px solid var(--li-ai-border);
    border-radius: 999px;
    background: var(--li-ai-surface);
    color: var(--li-ai-text);
    padding: 8px 13px;
    font: inherit;
    font-size: 14px;
    line-height: 1.25;
    cursor: pointer;
    transition: border-color .15s ease, background-color .15s ease;
}
.li-ai-suggestion:hover,
.li-ai-suggestion:focus-visible {
    border-color: #c7ccd2;
    background: #fafafa;
}
.li-ai-suggestion:disabled { opacity: .5; cursor: default; }

.li-ai-note {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px 24px;
    padding: 18px 4px 4px;
    color: #74777c;
    font-size: 12px;
    line-height: 1.5;
}
.li-ai-note > span:first-child { max-width: 900px; }
.li-ai-legal-links { display: inline-flex; flex: 0 0 auto; gap: 7px; white-space: nowrap; }
.li-ai-legal-links a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }

.li-ai-service-message {
    padding: 18px;
    border: 1px solid var(--li-ai-border);
    border-radius: 12px;
    background: var(--li-ai-surface);
    color: var(--li-ai-text);
}

/* Logged-out visitors see a useful preview without loading chat JS or AI/catalogue runtime. */
.li-ai-guest-panel {
    min-height: clamp(360px, 46vh, 560px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 22px;
    padding: clamp(24px, 4vw, 54px);
    border: 1px solid #eceef0;
    border-radius: 14px;
    background: var(--li-ai-surface);
}
.li-ai-guest-copy { max-width: 760px; }
.li-ai-guest-copy h2 {
    margin: 0 0 10px;
    color: var(--li-ai-text);
    font-size: clamp(24px, 2.4vw, 34px);
    line-height: 1.2;
    font-weight: 600;
}
.li-ai-guest-copy p {
    max-width: 760px;
    margin: 0;
    color: var(--li-ai-muted);
    font-size: clamp(17px, 1.5vw, 20px);
    line-height: 1.55;
}
.li-ai-guest-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 24px;
    color: var(--li-ai-text);
    font-size: clamp(16px, 1.25vw, 18px);
    line-height: 1.45;
}
.li-ai-guest-features span { position: relative; padding-left: 13px; }
.li-ai-guest-features span::before {
    content: '';
    position: absolute;
    left: 0;
    top: .64em;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #9aa0a6;
}
.li-ai-guest-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; }
.li-ai-signup-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 10px 18px;
    border-radius: 10px;
    background: var(--li-ai-accent);
    color: #fff !important;
    text-decoration: none !important;
    font-weight: 600;
}
.li-ai-signup-button:hover { filter: brightness(.96); }
.li-ai-login-link { color: var(--li-ai-text) !important; text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 960px) {
    .li-ai-chat {
        width: calc(100vw - 36px);
        margin-top: 26px;
        margin-bottom: 44px;
    }
    .li-ai-messages { min-height: clamp(340px, 44vh, 520px); }
    .li-ai-message { max-width: 84%; }
    .li-ai-guest-panel { min-height: 400px; }
}

@media (max-width: 560px) {
    .li-ai-chat {
        width: calc(100vw - 24px);
        margin-top: 20px;
        margin-bottom: 32px;
    }
    .li-ai-toolbar { align-items: center; margin-bottom: 12px; }
    .li-ai-toolbar > strong { font-size: 17px; }
    .li-ai-toolbar-actions { gap: 6px; flex-wrap: nowrap; }
    .li-ai-chats-button,
    .li-ai-new-button { min-height: 36px; padding: 6px 9px; font-size: 14px; }
    .li-ai-messages { min-height: 290px; padding: 10px 7px 8px; }
    .li-ai-message { max-width: 90%; padding: 11px 13px; font-size: 16px; border-radius: 17px; }
    .li-ai-chat .li-ai-message-photo img { max-width: min(100%, 300px) !important; max-height: 210px !important; }
    .li-ai-form { grid-template-columns: 44px minmax(0, 1fr) auto; gap: 5px; padding: 6px; }
    .li-ai-send-button { padding-left: 12px; padding-right: 12px; }
    .li-ai-suggestion-tabs { gap: 7px; }
    .li-ai-suggestion { padding: 8px 11px; font-size: 13px; }
    .li-ai-note { display: block; padding-top: 16px; }
    .li-ai-legal-links { display: flex; margin-top: 7px; }
    .li-ai-guest-panel { min-height: 0; padding: 24px 18px; gap: 18px; }
    .li-ai-guest-features { display: grid; grid-template-columns: 1fr; gap: 11px; }
    .li-ai-guest-actions { align-items: stretch; flex-direction: column; }
    .li-ai-signup-button { width: 100%; text-align: center; }
    .li-ai-login-link { align-self: center; }
}

@media (max-width: 380px) {
    .li-ai-toolbar { align-items: flex-start; }
    .li-ai-toolbar > strong { padding-top: 7px; }
    .li-ai-chats-button,
    .li-ai-new-button { padding-left: 7px; padding-right: 7px; font-size: 13px; }
}

/* Live Light Ideas product recommendations. */
.li-ai-product-results {
    margin: 4px 0 16px;
    padding: 0 8px;
}
.li-ai-product-results-title {
    margin: 0 0 8px;
    font-size: 14px;
    font-weight: 700;
    color: var(--li-ai-text);
}
.li-ai-product-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
}
.li-ai-product-card {
    display: grid;
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 10px;
    min-width: 0;
    padding: 9px;
    border: 1px solid var(--li-ai-border);
    border-radius: 12px;
    background: #fff;
    color: var(--li-ai-text) !important;
    text-decoration: none !important;
    box-sizing: border-box;
}
.li-ai-product-image {
    display: block !important;
    width: 92px !important;
    height: 92px !important;
    max-width: 92px !important;
    object-fit: cover !important;
    border-radius: 9px;
    background: #f4f4f4;
}
.li-ai-product-body {
    display: flex;
    min-width: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
}
.li-ai-product-name {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-height: 1.3;
}
.li-ai-product-price { font-weight: 700; }
.li-ai-product-seller { color: var(--li-ai-muted); font-size: 12px; line-height: 1.3; }
.li-ai-product-action { margin-top: auto; font-size: 13px; text-decoration: underline; text-underline-offset: 2px; }

@media (max-width: 640px) {
    .li-ai-product-grid { grid-template-columns: 1fr; }
    .li-ai-product-card { grid-template-columns: 82px minmax(0, 1fr); }
    .li-ai-product-image { width: 82px !important; height: 82px !important; max-width: 82px !important; }
}

.li-ai-product-delivery { color: #3c434a; font-size: 12px; line-height: 1.3; }
.li-ai-product-missing { color: var(--li-ai-text); font-size: 12px; line-height: 1.3; font-weight: 700; }
.li-ai-product-unavailable { opacity: .68; cursor: default; }
.li-ai-product-unavailable .li-ai-product-action { text-decoration: none; color: var(--li-ai-muted); }
.li-ai-product-more {
    margin: 10px 0 0;
    min-height: 40px;
    padding: 7px 14px;
    border: 1px solid var(--li-ai-border);
    border-radius: 9px;
    background: #fff;
    color: var(--li-ai-text);
    font: inherit;
    cursor: pointer;
}


/* Seller recommendations use the same lightweight card language as products. */
.li-ai-seller-results { margin: 4px 0 16px; padding: 0 8px; }
.li-ai-seller-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.li-ai-seller-card {
    display: grid;
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 12px;
    min-width: 0;
    padding: 12px;
    border: 1px solid var(--li-ai-border);
    border-radius: 12px;
    background: #fff;
    color: var(--li-ai-text) !important;
    text-decoration: none !important;
    box-sizing: border-box;
}
.li-ai-seller-image {
    display: block !important;
    width: 76px !important;
    height: 76px !important;
    max-width: 76px !important;
    object-fit: cover !important;
    border-radius: 10px;
    background: #f4f4f4;
}
.li-ai-seller-description {
    color: var(--li-ai-muted);
    font-size: 12px;
    line-height: 1.45;
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    margin-top: 2px;
}
.li-ai-seller-details {
    display: grid;
    gap: 4px;
    margin-top: 3px;
}
.li-ai-seller-detail {
    color: var(--li-ai-muted);
    font-size: 12px;
    line-height: 1.4;
}
@media (max-width: 640px) {
    .li-ai-seller-grid { grid-template-columns: 1fr; }
}

.li-ai-product-availability { font-size: 12px; line-height: 1.3; font-weight: 600; }
.li-ai-product-availability.is-limited { font-weight: 700; }